[OLK-5.10 1/2] net/hinic3: Huawei Interface Card driver first commit

Signed-off-by: zhoujiadong zhoujiadong5@huawei.com --- drivers/net/ethernet/huawei/Kconfig | 1 + drivers/net/ethernet/huawei/Makefile | 1 + drivers/net/ethernet/huawei/hinic3/Kconfig | 15 + drivers/net/ethernet/huawei/hinic3/Makefile | 45 + .../ethernet/huawei/hinic3/cfg_mgt_comm_pub.h | 212 ++ .../ethernet/huawei/hinic3/comm_cmdq_intf.h | 235 ++ .../net/ethernet/huawei/hinic3/comm_defs.h | 102 + .../ethernet/huawei/hinic3/comm_msg_intf.h | 663 +++++ .../ethernet/huawei/hinic3/hinic3_comm_cmd.h | 181 ++ .../ethernet/huawei/hinic3/hinic3_common.h | 125 + .../net/ethernet/huawei/hinic3/hinic3_crm.h | 1166 +++++++++ .../net/ethernet/huawei/hinic3/hinic3_dbg.c | 983 ++++++++ .../net/ethernet/huawei/hinic3/hinic3_dcb.c | 405 +++ .../net/ethernet/huawei/hinic3/hinic3_dcb.h | 78 + .../ethernet/huawei/hinic3/hinic3_ethtool.c | 1331 ++++++++++ .../huawei/hinic3/hinic3_ethtool_stats.c | 1233 ++++++++++ .../ethernet/huawei/hinic3/hinic3_filter.c | 483 ++++ .../net/ethernet/huawei/hinic3/hinic3_hw.h | 832 +++++++ .../net/ethernet/huawei/hinic3/hinic3_irq.c | 189 ++ .../net/ethernet/huawei/hinic3/hinic3_lld.h | 205 ++ .../ethernet/huawei/hinic3/hinic3_mag_cfg.c | 953 ++++++++ .../net/ethernet/huawei/hinic3/hinic3_main.c | 1125 +++++++++ .../huawei/hinic3/hinic3_mgmt_interface.h | 1245 ++++++++++ .../net/ethernet/huawei/hinic3/hinic3_mt.h | 665 +++++ .../huawei/hinic3/hinic3_netdev_ops.c | 1975 +++++++++++++++ .../net/ethernet/huawei/hinic3/hinic3_nic.h | 183 ++ .../ethernet/huawei/hinic3/hinic3_nic_cfg.c | 1608 ++++++++++++ .../ethernet/huawei/hinic3/hinic3_nic_cfg.h | 621 +++++ .../huawei/hinic3/hinic3_nic_cfg_vf.c | 638 +++++ .../ethernet/huawei/hinic3/hinic3_nic_cmd.h | 162 ++ .../ethernet/huawei/hinic3/hinic3_nic_dbg.c | 146 ++ .../ethernet/huawei/hinic3/hinic3_nic_dbg.h | 21 + .../ethernet/huawei/hinic3/hinic3_nic_dev.h | 387 +++ .../ethernet/huawei/hinic3/hinic3_nic_event.c | 580 +++++ .../ethernet/huawei/hinic3/hinic3_nic_io.c | 1122 +++++++++ .../ethernet/huawei/hinic3/hinic3_nic_io.h | 326 +++ .../ethernet/huawei/hinic3/hinic3_nic_prof.c | 47 + .../ethernet/huawei/hinic3/hinic3_nic_prof.h | 60 + .../ethernet/huawei/hinic3/hinic3_nic_qp.h | 385 +++ .../ethernet/huawei/hinic3/hinic3_ntuple.c | 907 +++++++ .../ethernet/huawei/hinic3/hinic3_prepare.sh | 262 ++ .../ethernet/huawei/hinic3/hinic3_profile.h | 147 ++ .../net/ethernet/huawei/hinic3/hinic3_rss.c | 978 ++++++++ .../net/ethernet/huawei/hinic3/hinic3_rss.h | 100 + .../ethernet/huawei/hinic3/hinic3_rss_cfg.c | 384 +++ .../net/ethernet/huawei/hinic3/hinic3_rx.c | 1344 ++++++++++ .../net/ethernet/huawei/hinic3/hinic3_rx.h | 155 ++ .../ethernet/huawei/hinic3/hinic3_srv_nic.h | 213 ++ .../net/ethernet/huawei/hinic3/hinic3_tx.c | 1016 ++++++++ .../net/ethernet/huawei/hinic3/hinic3_tx.h | 159 ++ .../net/ethernet/huawei/hinic3/hinic3_wq.h | 134 + drivers/net/ethernet/huawei/hinic3/mag_cmd.h | 879 +++++++ .../ethernet/huawei/hinic3/mgmt_msg_base.h | 27 + .../net/ethernet/huawei/hinic3/nic_cfg_comm.h | 66 + drivers/net/ethernet/huawei/hinic3/ossl_knl.h | 38 + .../ethernet/huawei/hinic3/ossl_knl_linux.h | 2178 +++++++++++++++++ 56 files changed, 29721 insertions(+) create mode 100644 drivers/net/ethernet/huawei/hinic3/Kconfig create mode 100644 drivers/net/ethernet/huawei/hinic3/Makefile create mode 100644 drivers/net/ethernet/huawei/hinic3/cfg_mgt_comm_pub.h create mode 100644 drivers/net/ethernet/huawei/hinic3/comm_cmdq_intf.h create mode 100644 drivers/net/ethernet/huawei/hinic3/comm_defs.h create mode 100644 drivers/net/ethernet/huawei/hinic3/comm_msg_intf.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_comm_cmd.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_common.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_crm.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_dbg.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_dcb.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_dcb.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_ethtool.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_ethtool_stats.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_filter.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_hw.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_irq.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_lld.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_mag_cfg.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_main.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_mgmt_interface.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_mt.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_netdev_ops.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg_vf.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_cmd.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_dbg.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_dbg.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_dev.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_event.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_prof.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_prof.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_nic_qp.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_ntuple.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_prepare.sh create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_profile.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_rss.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_rss.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_rss_cfg.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_rx.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_rx.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_srv_nic.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_tx.c create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_tx.h create mode 100644 drivers/net/ethernet/huawei/hinic3/hinic3_wq.h create mode 100644 drivers/net/ethernet/huawei/hinic3/mag_cmd.h create mode 100644 drivers/net/ethernet/huawei/hinic3/mgmt_msg_base.h create mode 100644 drivers/net/ethernet/huawei/hinic3/nic_cfg_comm.h create mode 100644 drivers/net/ethernet/huawei/hinic3/ossl_knl.h create mode 100644 drivers/net/ethernet/huawei/hinic3/ossl_knl_linux.h

diff --git a/drivers/net/ethernet/huawei/Kconfig b/drivers/net/ethernet/huawei/Kconfig index 0afeb5021f17..0df9544dcf74 100644 --- a/drivers/net/ethernet/huawei/Kconfig +++ b/drivers/net/ethernet/huawei/Kconfig @@ -16,6 +16,7 @@ config NET_VENDOR_HUAWEI if NET_VENDOR_HUAWEI

source "drivers/net/ethernet/huawei/hinic/Kconfig" +source "drivers/net/ethernet/huawei/hinic3/Kconfig" source "drivers/net/ethernet/huawei/bma/Kconfig"

endif # NET_VENDOR_HUAWEI diff --git a/drivers/net/ethernet/huawei/Makefile b/drivers/net/ethernet/huawei/Makefile index f5bf4ae195a3..d88e8fd772e3 100644 --- a/drivers/net/ethernet/huawei/Makefile +++ b/drivers/net/ethernet/huawei/Makefile @@ -4,4 +4,5 @@ #

obj-$(CONFIG_HINIC) += hinic/ +obj-$(CONFIG_HINIC3) += hinic3/ obj-$(CONFIG_BMA) += bma/ diff --git a/drivers/net/ethernet/huawei/hinic3/Kconfig b/drivers/net/ethernet/huawei/hinic3/Kconfig new file mode 100644 index 000000000000..f8e0289243a2 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/Kconfig @@ -0,0 +1,15 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# Huawei driver configuration +# + +config HINIC3 + tristate "Huawei Intelligent Network Interface Card 3rd" + depends on (X86 || ARM64) + help + This driver supports HiNIC PCIE Ethernet cards. + To compile this driver as part of the kernel, choose Y here. + If unsure, choose N. + The default is N. + + diff --git a/drivers/net/ethernet/huawei/hinic3/Makefile b/drivers/net/ethernet/huawei/hinic3/Makefile new file mode 100644 index 000000000000..b17f80ff19b8 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/Makefile @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: GPL-2.0-only +ccflags-y += -I$(srctree)/drivers/net/ethernet/huawei/hinic3/ + +obj-$(CONFIG_HINIC3) += hinic3.o +hinic3-objs := hw/hinic3_hwdev.o \ + hw/hinic3_hw_cfg.o \ + hw/hinic3_hw_comm.o \ + hw/hinic3_prof_adap.o \ + hw/hinic3_sriov.o \ + hw/hinic3_lld.o \ + hw/hinic3_dev_mgmt.o \ + hw/hinic3_common.o \ + hw/hinic3_hwif.o \ + hw/hinic3_wq.o \ + hw/hinic3_cmdq.o \ + hw/hinic3_eqs.o \ + hw/hinic3_mbox.o \ + hw/hinic3_mgmt.o \ + hw/hinic3_api_cmd.o \ + hw/hinic3_hw_api.o \ + hw/hinic3_sml_lt.o \ + hw/hinic3_hw_mt.o \ + hw/hinic3_nictool.o \ + hw/hinic3_devlink.o \ + hw/ossl_knl_linux.o \ + hinic3_main.o \ + hinic3_tx.o \ + hinic3_rx.o \ + hinic3_rss.o \ + hinic3_ntuple.o \ + hinic3_dcb.o \ + hinic3_ethtool.o \ + hinic3_ethtool_stats.o \ + hinic3_dbg.o \ + hinic3_irq.o \ + hinic3_filter.o \ + hinic3_netdev_ops.o \ + hinic3_nic_prof.o \ + hinic3_nic_cfg.o \ + hinic3_mag_cfg.o \ + hinic3_nic_cfg_vf.o \ + hinic3_rss_cfg.o \ + hinic3_nic_event.o \ + hinic3_nic_io.o \ + hinic3_nic_dbg.o \ No newline at end of file diff --git a/drivers/net/ethernet/huawei/hinic3/cfg_mgt_comm_pub.h b/drivers/net/ethernet/huawei/hinic3/cfg_mgt_comm_pub.h new file mode 100644 index 000000000000..2031e1033c3e --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/cfg_mgt_comm_pub.h @@ -0,0 +1,212 @@ +/* ***************************************************************************** + * Copyright (c) Huawei Technologies Co., Ltd. 2016-2022. All rights reserved. + ****************************************************************************** + File name: Cfg_mgt_comm_pub.h + Version No.: Draft + Generation date: 2016 year 05 month 07 day + Latest modification: + Function description: Header file for communication between the: Host and FW + Function list: + Modification history: + 1. Date: 2016 May 07 + Modify content: Create a file. +***************************************************************************** */ +#ifndef CFG_MGT_COMM_PUB_H +#define CFG_MGT_COMM_PUB_H + +#include "mgmt_msg_base.h" + +typedef enum { + SERVICE_BIT_NIC = 0, + SERVICE_BIT_ROCE = 1, + SERVICE_BIT_VBS = 2, + SERVICE_BIT_TOE = 3, + SERVICE_BIT_IPSEC = 4, + SERVICE_BIT_FC = 5, + SERVICE_BIT_VIRTIO = 6, + SERVICE_BIT_OVS = 7, + SERVICE_BIT_NVME = 8, + SERVICE_BIT_ROCEAA = 9, + SERVICE_BIT_CURRENET = 10, + SERVICE_BIT_PPA = 11, + SERVICE_BIT_MIGRATE = 12, + SERVICE_BIT_MAX +} servic_bit_define_e; + +#define CFG_SERVICE_MASK_NIC (0x1 << SERVICE_BIT_NIC) +#define CFG_SERVICE_MASK_ROCE (0x1 << SERVICE_BIT_ROCE) +#define CFG_SERVICE_MASK_VBS (0x1 << SERVICE_BIT_VBS) +#define CFG_SERVICE_MASK_TOE (0x1 << SERVICE_BIT_TOE) +#define CFG_SERVICE_MASK_IPSEC (0x1 << SERVICE_BIT_IPSEC) +#define CFG_SERVICE_MASK_FC (0x1 << SERVICE_BIT_FC) +#define CFG_SERVICE_MASK_VIRTIO (0x1 << SERVICE_BIT_VIRTIO) +#define CFG_SERVICE_MASK_OVS (0x1 << SERVICE_BIT_OVS) +#define CFG_SERVICE_MASK_NVME (0x1 << SERVICE_BIT_NVME) +#define CFG_SERVICE_MASK_ROCEAA (0x1 << SERVICE_BIT_ROCEAA) +#define CFG_SERVICE_MASK_CURRENET (0x1 << SERVICE_BIT_CURRENET) +#define CFG_SERVICE_MASK_PPA (0x1 << SERVICE_BIT_PPA) +#define CFG_SERVICE_MASK_MIGRATE (0x1 << SERVICE_BIT_MIGRATE) + +/* Definition of the scenario ID in the cfg_data, which is used for SML memory allocation. */ +typedef enum { + SCENES_ID_FPGA_ETH = 0, + SCENES_ID_FPGA_TIOE = 1, /* Discarded */ + SCENES_ID_STORAGE_ROCEAA_2x100 = 2, + SCENES_ID_STORAGE_ROCEAA_4x25 = 3, + SCENES_ID_CLOUD = 4, + SCENES_ID_FC = 5, + SCENES_ID_STORAGE_ROCE = 6, + SCENES_ID_COMPUTE_ROCE = 7, + SCENES_ID_STORAGE_TOE = 8, + SCENES_ID_MAX +} scenes_id_define_e; + +/* struct cfg_cmd_dev_cap.sf_svc_attr */ +enum { + SF_SVC_FT_BIT = (1 << 0), + SF_SVC_RDMA_BIT = (1 << 1), +}; + +enum cfg_cmd { + CFG_CMD_GET_DEV_CAP = 0, + CFG_CMD_GET_HOST_TIMER = 1, +}; + +struct cfg_cmd_host_timer { + struct mgmt_msg_head head; + + u8 host_id; + u8 rsvd1; + + u8 timer_pf_num; + u8 timer_pf_id_start; + u16 timer_vf_num; + u16 timer_vf_id_start; + u32 rsvd2[8]; +}; + +struct cfg_cmd_dev_cap { + struct mgmt_msg_head head; + + u16 func_id; + u16 rsvd1; + + /* Public resources */ + u8 host_id; + u8 ep_id; + u8 er_id; + u8 port_id; + + u16 host_total_func; + u8 host_pf_num; + u8 pf_id_start; + u16 host_vf_num; + u16 vf_id_start; + u8 host_oq_id_mask_val; + u8 timer_en; + u8 host_valid_bitmap; + u8 rsvd_host; + + u16 svc_cap_en; + u16 max_vf; + u8 flexq_en; + u8 valid_cos_bitmap; + /* Reserved for func_valid_cos_bitmap */ + u8 port_cos_valid_bitmap; + u8 rsvd_func1; + u32 rsvd_func2; + + u8 sf_svc_attr; + u8 func_sf_en; + u8 lb_mode; + u8 smf_pg; + + u32 max_conn_num; + u16 max_stick2cache_num; + u16 max_bfilter_start_addr; + u16 bfilter_len; + u16 hash_bucket_num; + + /* shared resource */ + u8 host_sf_en; + u8 master_host_id; + u8 srv_multi_host_mode; + u8 virtio_vq_size; + + u32 rsvd_func3[5]; + + /* l2nic */ + u16 nic_max_sq_id; + u16 nic_max_rq_id; + u16 nic_default_num_queues; + u16 rsvd1_nic; + u32 rsvd2_nic[2]; + + /* RoCE */ + u32 roce_max_qp; + u32 roce_max_cq; + u32 roce_max_srq; + u32 roce_max_mpt; + u32 roce_max_drc_qp; + + u32 roce_cmtt_cl_start; + u32 roce_cmtt_cl_end; + u32 roce_cmtt_cl_size; + + u32 roce_dmtt_cl_start; + u32 roce_dmtt_cl_end; + u32 roce_dmtt_cl_size; + + u32 roce_wqe_cl_start; + u32 roce_wqe_cl_end; + u32 roce_wqe_cl_size; + u8 roce_srq_container_mode; + u8 rsvd_roce1[3]; + u32 rsvd_roce2[5]; + + /* IPsec */ + u32 ipsec_max_sactx; + u16 ipsec_max_cq; + u16 rsvd_ipsec1; + u32 rsvd_ipsec[2]; + + /* OVS */ + u32 ovs_max_qpc; + u32 rsvd_ovs1[3]; + + /* ToE */ + u32 toe_max_pctx; + u32 toe_max_cq; + u16 toe_max_srq; + u16 toe_srq_id_start; + u16 toe_max_mpt; + u16 toe_max_cctxt; + u32 rsvd_toe[2]; + + /* FC */ + u32 fc_max_pctx; + u32 fc_max_scq; + u32 fc_max_srq; + + u32 fc_max_cctx; + u32 fc_cctx_id_start; + + u8 fc_vp_id_start; + u8 fc_vp_id_end; + u8 rsvd_fc1[2]; + u32 rsvd_fc2[5]; + + /* VBS */ + u16 vbs_max_volq; + u16 rsvd0_vbs; + u32 rsvd1_vbs[3]; + + u16 fake_vf_start_id; + u16 fake_vf_num; + u32 fake_vf_max_pctx; + u16 fake_vf_bfilter_start_addr; + u16 fake_vf_bfilter_len; + u32 rsvd_glb[8]; +}; + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/comm_cmdq_intf.h b/drivers/net/ethernet/huawei/hinic3/comm_cmdq_intf.h new file mode 100644 index 000000000000..9d4048cf318e --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/comm_cmdq_intf.h @@ -0,0 +1,235 @@ +/****************************************************************************** + * Copyright (c) Huawei Technologies Co., Ltd. 2022. All rights reserved. + ****************************************************************************** + File Name : comm_cmdq_intf.h + Version : Initial Draft + Description : common command queue interface + Function List : + History : + Modification: Created file + +******************************************************************************/ + +#ifndef COMM_CMDQ_INTF_H +#define COMM_CMDQ_INTF_H + +/* Cmdq ack type */ +enum hinic3_ack_type { + HINIC3_ACK_TYPE_CMDQ, + HINIC3_ACK_TYPE_SHARE_CQN, + HINIC3_ACK_TYPE_APP_CQN, + + HINIC3_MOD_ACK_MAX = 15, +}; + +/* Defines the queue type of the set arm bit. */ +enum { + SET_ARM_BIT_FOR_CMDQ = 0, + SET_ARM_BIT_FOR_L2NIC_SQ, + SET_ARM_BIT_FOR_L2NIC_RQ, + SET_ARM_BIT_TYPE_NUM +}; + +/* Defines the type. Each function supports a maximum of eight CMDQ types. */ +enum { + CMDQ_0 = 0, + CMDQ_1 = 1, /* dedicated and non-blocking queues */ + CMDQ_NUM +}; + +/* *******************cmd common command data structure ************************ */ +// Func->ucode, which is used to set arm bit data, +// The microcode needs to perform big-endian conversion. +struct comm_info_ucode_set_arm_bit { + u32 q_type; + u32 q_id; +}; + +/* *******************WQE data structure ************************ */ +union cmdq_wqe_cs_dw0 { + struct { + u32 err_status : 29; + u32 error_code : 2; + u32 rsvd : 1; + } bs; + u32 val; +}; + +union cmdq_wqe_cs_dw1 { + struct { + u32 token : 16; // [15:0] + u32 cmd : 8; // [23:16] + u32 mod : 5; // [28:24] + u32 ack_type : 2; // [30:29] + u32 obit : 1; // [31] + } drv_wr; // This structure is used when the driver writes the wqe. + + struct { + u32 mod : 5; // [4:0] + u32 ack_type : 3; // [7:5] + u32 cmd : 8; // [15:8] + u32 arm : 1; // [16] + u32 rsvd : 14; // [30:17] + u32 obit : 1; // [31] + } wb; // The uCode writes back the structure of the CS_DW1. The driver reads and uses the structure. + u32 val; +}; + +/* CmdQ BD information or write back buffer information */ +struct cmdq_sge { + u32 pa_h; // Upper 32 bits of the physical address + u32 pa_l; // Upper 32 bits of the physical address + u32 len; // Invalid bit[31]. + u32 resv; +}; + +/* Ctrls section definition of WQE */ +struct cmdq_wqe_ctrls { + union { + struct { + u32 bdsl : 8; // [7:0] + u32 drvsl : 2; // [9:8] + u32 rsv : 4; // [13:10] + u32 wf : 1; // [14] + u32 cf : 1; // [15] + u32 tsl : 5; // [20:16] + u32 va : 1; // [21] + u32 df : 1; // [22] + u32 cr : 1; // [23] + u32 difsl : 3; // [26:24] + u32 csl : 2; // [28:27] + u32 ctrlsl : 2; // [30:29] + u32 obit : 1; // [31] + } bs; + u32 val; + } header; + u32 qsf; +}; + +/* Complete section definition of WQE */ +struct cmdq_wqe_cs { + union cmdq_wqe_cs_dw0 dw0; + union cmdq_wqe_cs_dw1 dw1; + union { + struct cmdq_sge sge; + u32 dw2_5[4]; + } ack; +}; + +/* Inline header in WQE inline, describing the length of inline data */ +union cmdq_wqe_inline_header { + struct { + u32 buf_len : 11; // [10:0] inline data len + u32 rsv : 21; // [31:11] + } bs; + u32 val; +}; + +/* Definition of buffer descriptor section in WQE */ +union cmdq_wqe_bds { + struct { + struct cmdq_sge bds_sge; + u32 rsvd[4]; /* Zwy is used to transfer the virtual address of the buffer. */ + } lcmd; /* Long command, non-inline, and SGE describe the buffer information. */ +}; + +/* Definition of CMDQ WQE */ +/* (long cmd, 64B) + * +----------------------------------------+ + * | ctrl section(8B) | + * +----------------------------------------+ + * | | + * | complete section(24B) | + * | | + * +----------------------------------------+ + * | | + * | buffer descriptor section(16B) | + * | | + * +----------------------------------------+ + * | driver section(16B) | + * +----------------------------------------+ + * + * + * (middle cmd, 128B) + * +----------------------------------------+ + * | ctrl section(8B) | + * +----------------------------------------+ + * | | + * | complete section(24B) | + * | | + * +----------------------------------------+ + * | | + * | buffer descriptor section(88B) | + * | | + * +----------------------------------------+ + * | driver section(8B) | + * +----------------------------------------+ + * + * + * (short cmd, 64B) + * +----------------------------------------+ + * | ctrl section(8B) | + * +----------------------------------------+ + * | | + * | complete section(24B) | + * | | + * +----------------------------------------+ + * | | + * | buffer descriptor section(24B) | + * | | + * +----------------------------------------+ + * | driver section(8B) | + * +----------------------------------------+ + */ +struct cmdq_wqe { + struct cmdq_wqe_ctrls ctrls; + struct cmdq_wqe_cs cs; + union cmdq_wqe_bds bds; +}; + +/* Definition of ctrls section in inline WQE */ +struct cmdq_wqe_ctrls_inline { + union { + struct { + u32 bdsl : 8; // [7:0] + u32 drvsl : 2; // [9:8] + u32 rsv : 4; // [13:10] + u32 wf : 1; // [14] + u32 cf : 1; // [15] + u32 tsl : 5; // [20:16] + u32 va : 1; // [21] + u32 df : 1; // [22] + u32 cr : 1; // [23] + u32 difsl : 3; // [26:24] + u32 csl : 2; // [28:27] + u32 ctrlsl : 2; // [30:29] + u32 obit : 1; // [31] + } bs; + u32 val; + } header; + u32 qsf; + u64 db; +}; + +/* Buffer descriptor section definition of WQE */ +union cmdq_wqe_bds_inline { + struct { + union cmdq_wqe_inline_header header; + u32 rsvd; + u8 data_inline[80]; + } mcmd; /* Middle command, inline mode */ + + struct { + union cmdq_wqe_inline_header header; + u32 rsvd; + u8 data_inline[16]; + } scmd; /* Short command, inline mode */ +}; + +struct cmdq_wqe_inline { + struct cmdq_wqe_ctrls_inline ctrls; + struct cmdq_wqe_cs cs; + union cmdq_wqe_bds_inline bds; +}; + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/comm_defs.h b/drivers/net/ethernet/huawei/hinic3/comm_defs.h new file mode 100644 index 000000000000..ad255ca34b91 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/comm_defs.h @@ -0,0 +1,102 @@ +/****************************************************************************** + * Copyright (c) Huawei Technologies Co., Ltd. 2021-2022. All rights reserved. + ****************************************************************************** + File Name : comm_defs.h + Version : Initial Draft + Description : common definitions + Function List : + History : + Modification: Created file + +******************************************************************************/ + +#ifndef COMM_DEFS_H +#define COMM_DEFS_H + +/* CMDQ MODULE_TYPE */ +typedef enum hinic3_mod_type { + HINIC3_MOD_COMM = 0, /* HW communication module */ + HINIC3_MOD_L2NIC = 1, /* L2NIC module */ + HINIC3_MOD_ROCE = 2, + HINIC3_MOD_PLOG = 3, + HINIC3_MOD_TOE = 4, + HINIC3_MOD_FLR = 5, + HINIC3_MOD_RSVD1 = 6, + HINIC3_MOD_CFGM = 7, /* Configuration module */ + HINIC3_MOD_CQM = 8, + HINIC3_MOD_RSVD2 = 9, + COMM_MOD_FC = 10, + HINIC3_MOD_OVS = 11, + HINIC3_MOD_DSW = 12, + HINIC3_MOD_MIGRATE = 13, + HINIC3_MOD_HILINK = 14, + HINIC3_MOD_CRYPT = 15, /* secure crypto module */ + HINIC3_MOD_VIO = 16, + HINIC3_MOD_IMU = 17, + HINIC3_MOD_DFT = 18, /* DFT */ + HINIC3_MOD_HW_MAX = 19, /* hardware max module id */ + /* Software module id, for PF/VF and multi-host */ + HINIC3_MOD_SW_FUNC = 20, + HINIC3_MOD_MAX, +} hinic3_mod_type_e; + +/* func reset的flag ,用于指示清理哪种资源 */ +typedef enum { + RES_TYPE_FLUSH_BIT = 0, + RES_TYPE_MQM, + RES_TYPE_SMF, + RES_TYPE_PF_BW_CFG, + + RES_TYPE_COMM = 10, + RES_TYPE_COMM_MGMT_CH, /* clear mbox and aeq, The RES_TYPE_COMM bit must be set */ + RES_TYPE_COMM_CMD_CH, /* clear cmdq and ceq, The RES_TYPE_COMM bit must be set */ + RES_TYPE_NIC, + RES_TYPE_OVS, + RES_TYPE_VBS, + RES_TYPE_ROCE, + RES_TYPE_FC, + RES_TYPE_TOE, + RES_TYPE_IPSEC, + RES_TYPE_MAX, +} func_reset_flag_e; + +#define HINIC3_COMM_RES \ + ((1 << RES_TYPE_COMM) | (1 << RES_TYPE_COMM_CMD_CH) | \ + (1 << RES_TYPE_FLUSH_BIT) | (1 << RES_TYPE_MQM) | (1 << RES_TYPE_SMF) | (1 << RES_TYPE_PF_BW_CFG)) + +#define HINIC3_NIC_RES (1 << RES_TYPE_NIC) +#define HINIC3_OVS_RES (1 << RES_TYPE_OVS) +#define HINIC3_VBS_RES (1 << RES_TYPE_VBS) +#define HINIC3_ROCE_RES (1 << RES_TYPE_ROCE) +#define HINIC3_FC_RES (1 << RES_TYPE_FC) +#define HINIC3_TOE_RES (1 << RES_TYPE_TOE) +#define HINIC3_IPSEC_RES (1 << RES_TYPE_IPSEC) + +/* MODE OVS、NIC、UNKOWN */ +#define HINIC3_WORK_MODE_OVS 0 +#define HINIC3_WORK_MODE_UNKNOWN 1 +#define HINIC3_WORK_MODE_NIC 2 + +#define DEVICE_TYPE_L2NIC 0 +#define DEVICE_TYPE_NVME 1 +#define DEVICE_TYPE_VIRTIO_NET 2 +#define DEVICE_TYPE_VIRTIO_BLK 3 +#define DEVICE_TYPE_VIRTIO_VSOCK 4 +#define DEVICE_TYPE_VIRTIO_NET_TRANSITION 5 +#define DEVICE_TYPE_VIRTIO_BLK_TRANSITION 6 +#define DEVICE_TYPE_VIRTIO_SCSI_TRANSITION 7 +#define DEVICE_TYPE_VIRTIO_HPC 8 + +#define IS_STORAGE_DEVICE_TYPE(dev_type) \ + ((dev_type) == DEVICE_TYPE_VIRTIO_BLK || (dev_type) == DEVICE_TYPE_VIRTIO_BLK_TRANSITION || \ + (dev_type) == DEVICE_TYPE_VIRTIO_SCSI_TRANSITION) + +/* Common header control information of the COMM message interaction command word between the driver and PF */ +struct comm_info_head { + u8 status; + u8 version; + u8 rep_aeq_num; + u8 rsvd[5]; +}; + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/comm_msg_intf.h b/drivers/net/ethernet/huawei/hinic3/comm_msg_intf.h new file mode 100644 index 000000000000..3a801ac78090 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/comm_msg_intf.h @@ -0,0 +1,663 @@ +/* ***************************************************************************** + * Copyright (c) Huawei Technologies Co., Ltd. 2021-2022. All rights reserved. + ****************************************************************************** + File Name : comm_msg_intf.h + Version : Initial Draft + Created : 2021/6/28 + Last Modified : + Description : COMM Command interfaces between Driver and MPU + Function List : +***************************************************************************** */ + +#ifndef COMM_MSG_INTF_H +#define COMM_MSG_INTF_H + +#include "comm_defs.h" +#include "mgmt_msg_base.h" + +/* func_reset_flag的边界值 */ +#define FUNC_RESET_FLAG_MAX_VALUE ((1U << (RES_TYPE_MAX + 1)) - 1) +struct comm_cmd_func_reset { + struct mgmt_msg_head head; + + u16 func_id; + u16 rsvd1[3]; + u64 reset_flag; +}; + +struct comm_cmd_ppf_flr_type_set { + struct mgmt_msg_head head; + + u16 func_id; + u8 rsvd1[2]; + u32 ppf_flr_type; +}; + +enum { + COMM_F_API_CHAIN = 1U << 0, + COMM_F_CLP = 1U << 1, + COMM_F_CHANNEL_DETECT = 1U << 2, + COMM_F_MBOX_SEGMENT = 1U << 3, + COMM_F_CMDQ_NUM = 1U << 4, + COMM_F_VIRTIO_VQ_SIZE = 1U << 5, +}; + +#define COMM_MAX_FEATURE_QWORD 4 +struct comm_cmd_feature_nego { + struct mgmt_msg_head head; + + u16 func_id; + u8 opcode; /* 1: set, 0: get */ + u8 rsvd; + u64 s_feature[COMM_MAX_FEATURE_QWORD]; +}; + +struct comm_cmd_clear_doorbell { + struct mgmt_msg_head head; + + u16 func_id; + u16 rsvd1[3]; +}; + +struct comm_cmd_clear_resource { + struct mgmt_msg_head head; + + u16 func_id; + u16 rsvd1[3]; +}; + +struct comm_global_attr { + u8 max_host_num; + u8 max_pf_num; + u16 vf_id_start; + + u8 mgmt_host_node_id; /* for api cmd to mgmt cpu */ + u8 cmdq_num; + u8 rsvd1[2]; + + u32 rsvd2[8]; +}; + +typedef struct { + struct comm_info_head head; + + u8 op_code; /* 0: get 1: set 2: check */ + u8 rsvd[3]; + u32 freq; +} spu_cmd_freq_operation; + +typedef struct { + struct comm_info_head head; + + u8 op_code; /* 0: get 1: set 2: init */ + u8 slave_addr; + u8 cmd_id; + u8 size; + u32 value; +} spu_cmd_power_operation; + +typedef struct { + struct comm_info_head head; + + u8 op_code; + u8 rsvd[3]; + s16 fabric_tsensor_temp_avg; + s16 fabric_tsensor_temp; + s16 sys_tsensor_temp_avg; + s16 sys_tsensor_temp; +} spu_cmd_tsensor_operation; + +struct comm_cmd_heart_event { + struct mgmt_msg_head head; + + u8 init_sta; /* 0: mpu init ok, 1: mpu init error. */ + u8 rsvd1[3]; + u32 heart; /* add one by one */ + u32 heart_handshake; /* should be alwasys: 0x5A5A5A5A */ +}; + +struct comm_cmd_channel_detect { + struct mgmt_msg_head head; + + u16 func_id; + u16 rsvd1[3]; + u32 rsvd2[2]; +}; + +enum hinic3_svc_type { + SVC_T_COMM = 0, + SVC_T_NIC, + SVC_T_OVS, + SVC_T_ROCE, + SVC_T_TOE, + SVC_T_IOE, + SVC_T_FC, + SVC_T_VBS, + SVC_T_IPSEC, + SVC_T_VIRTIO, + SVC_T_MIGRATE, + SVC_T_PPA, + SVC_T_MAX, +}; + +struct comm_cmd_func_svc_used_state { + struct mgmt_msg_head head; + u16 func_id; + u16 svc_type; + u8 used_state; + u8 rsvd[35]; +}; + +#define TABLE_INDEX_MAX 129 + +struct sml_table_id_info { + u8 node_id; + u8 instance_id; +}; + +struct comm_cmd_get_sml_tbl_data { + struct comm_info_head head; /* 8B */ + u8 tbl_data[512]; +}; + +struct comm_cmd_get_glb_attr { + struct mgmt_msg_head head; + + struct comm_global_attr attr; +}; + +enum hinic3_fw_ver_type { + HINIC3_FW_VER_TYPE_BOOT, + HINIC3_FW_VER_TYPE_MPU, + HINIC3_FW_VER_TYPE_NPU, + HINIC3_FW_VER_TYPE_SMU_L0, + HINIC3_FW_VER_TYPE_SMU_L1, + HINIC3_FW_VER_TYPE_CFG, +}; + +#define HINIC3_FW_VERSION_LEN 16 +#define HINIC3_FW_COMPILE_TIME_LEN 20 +struct comm_cmd_get_fw_version { + struct mgmt_msg_head head; + + u16 fw_type; + u16 rsvd1; + u8 ver[HINIC3_FW_VERSION_LEN]; + u8 time[HINIC3_FW_COMPILE_TIME_LEN]; +}; + +/* hardware define: cmdq context */ +struct cmdq_ctxt_info { + u64 curr_wqe_page_pfn; + u64 wq_block_pfn; +}; + +struct comm_cmd_cmdq_ctxt { + struct mgmt_msg_head head; + + u16 func_id; + u8 cmdq_id; + u8 rsvd1[5]; + + struct cmdq_ctxt_info ctxt; +}; + +struct comm_cmd_root_ctxt { + struct mgmt_msg_head head; + + u16 func_id; + u8 set_cmdq_depth; + u8 cmdq_depth; + u16 rx_buf_sz; + u8 lro_en; + u8 rsvd1; + u16 sq_depth; + u16 rq_depth; + u64 rsvd2; +}; + +struct comm_cmd_wq_page_size { + struct mgmt_msg_head head; + + u16 func_id; + u8 opcode; + /* real_size=4KB*2^page_size, range(0~20) must be checked by driver */ + u8 page_size; + + u32 rsvd1; +}; + +struct comm_cmd_msix_config { + struct mgmt_msg_head head; + + u16 func_id; + u8 opcode; + u8 rsvd1; + u16 msix_index; + u8 pending_cnt; + u8 coalesce_timer_cnt; + u8 resend_timer_cnt; + u8 lli_timer_cnt; + u8 lli_credit_cnt; + u8 rsvd2[5]; +}; + +enum cfg_msix_operation { + CFG_MSIX_OPERATION_FREE = 0, + CFG_MSIX_OPERATION_ALLOC = 1, +}; + +struct comm_cmd_cfg_msix_num { + struct comm_info_head head; /* 8B */ + + u16 func_id; + u8 op_code; /* 1: alloc 0: free */ + u8 rsvd0; + + u16 msix_num; + u16 rsvd1; +}; + +struct comm_cmd_dma_attr_config { + struct mgmt_msg_head head; + + u16 func_id; + u8 entry_idx; + u8 st; + u8 at; + u8 ph; + u8 no_snooping; + u8 tph_en; + u32 resv1; +}; + +struct comm_cmd_ceq_ctrl_reg { + struct mgmt_msg_head head; + + u16 func_id; + u16 q_id; + u32 ctrl0; + u32 ctrl1; + u32 rsvd1; +}; + +struct comm_cmd_func_tmr_bitmap_op { + struct mgmt_msg_head head; + + u16 func_id; + u8 opcode; /* 1: start, 0: stop */ + u8 rsvd1[5]; +}; + +struct comm_cmd_ppf_tmr_op { + struct mgmt_msg_head head; + + u8 ppf_id; + u8 opcode; /* 1: start, 0: stop */ + u8 rsvd1[6]; +}; + +struct comm_cmd_ht_gpa { + struct mgmt_msg_head head; + + u8 host_id; + u8 rsvd0[3]; + u32 rsvd1[7]; + u64 page_pa0; + u64 page_pa1; +}; + +struct comm_cmd_get_eqm_num { + struct mgmt_msg_head head; + + u8 host_id; + u8 rsvd1[3]; + u32 chunk_num; + u32 search_gpa_num; +}; + +struct comm_cmd_eqm_cfg { + struct mgmt_msg_head head; + + u8 host_id; + u8 valid; + u16 rsvd1; + u32 page_size; + u32 rsvd2; +}; + +struct comm_cmd_eqm_search_gpa { + struct mgmt_msg_head head; + + u8 host_id; + u8 rsvd1[3]; + u32 start_idx; + u32 num; + u32 rsvd2; + u64 gpa_hi52[0]; /*lint !e1501*/ +}; + +struct comm_cmd_ffm_info { + struct mgmt_msg_head head; + + u8 node_id; + /* error level of the interrupt source */ + u8 err_level; + /* Classification by interrupt source properties */ + u16 err_type; + u32 err_csr_addr; + u32 err_csr_value; + u32 rsvd1; +}; + +#define HARDWARE_ID_1XX3V100_TAG 31 /* 1xx3v100 tag */ + +struct hinic3_board_info { + u8 board_type; + u8 port_num; + u8 port_speed; + u8 pcie_width; + u8 host_num; + u8 pf_num; + u16 vf_total_num; + u8 tile_num; + u8 qcm_num; + u8 core_num; + u8 work_mode; + u8 service_mode; + u8 pcie_mode; + u8 boot_sel; + u8 board_id; + u32 cfg_addr; + u32 service_en_bitmap; + u8 scenes_id; + u8 cfg_template_id; + u8 hardware_id; + u8 spu_en; + u16 pf_vendor_id; + u8 tile_bitmap; + u8 sm_bitmap; +}; + +struct comm_cmd_board_info { + struct mgmt_msg_head head; + + struct hinic3_board_info info; + u32 rsvd[22]; +}; + +struct comm_cmd_sync_time { + struct mgmt_msg_head head; + + u64 mstime; + u64 rsvd1; +}; + +struct comm_cmd_sdi_info { + struct mgmt_msg_head head; + u32 cfg_sdi_mode; +}; + +/* func flr set */ +struct comm_cmd_func_flr_set { + struct mgmt_msg_head head; + + u16 func_id; + u8 type; /* 1: close 置flush */ + u8 isall; /* 是否操作对应pf下的所有vf 1: all vf */ + u32 rsvd; +}; + +struct comm_cmd_bdf_info { + struct mgmt_msg_head head; + + u16 function_idx; + u8 rsvd1[2]; + u8 bus; + u8 device; + u8 function; + u8 rsvd2[5]; +}; + +struct hw_pf_info { + u16 glb_func_idx; + u16 glb_pf_vf_offset; + u8 p2p_idx; + u8 itf_idx; + u16 max_vfs; + u16 max_queue_num; + u16 vf_max_queue_num; + u16 port_id; + u16 rsvd0; + u32 pf_service_en_bitmap; + u32 vf_service_en_bitmap; + u16 rsvd1[2]; + + u8 device_type; + u8 bus_num; /* tl_cfg_bus_num */ + u16 vf_stride; /* VF_RID_SETTING.vf_stride */ + u16 vf_offset; /* VF_RID_SETTING.vf_offset */ + u8 rsvd[2]; +}; + +#define CMD_MAX_MAX_PF_NUM 32 +struct hinic3_hw_pf_infos { + u8 num_pfs; + u8 rsvd1[3]; + + struct hw_pf_info infos[CMD_MAX_MAX_PF_NUM]; +}; + +struct comm_cmd_hw_pf_infos { + struct mgmt_msg_head head; + + struct hinic3_hw_pf_infos infos; +}; + +#define DD_CFG_TEMPLATE_MAX_IDX 12 +#define DD_CFG_TEMPLATE_MAX_TXT_LEN 64 +#define CFG_TEMPLATE_OP_QUERY 0 +#define CFG_TEMPLATE_OP_SET 1 +#define CFG_TEMPLATE_SET_MODE_BY_IDX 0 +#define CFG_TEMPLATE_SET_MODE_BY_NAME 1 + +struct comm_cmd_cfg_template { + struct mgmt_msg_head head; + u8 opt_type; /* 0: query 1: set */ + u8 set_mode; /* 0-index mode. 1-name mode. */ + u8 tp_err; + u8 rsvd0; + + u8 cur_index; /* Current cfg tempalte index. */ + u8 cur_max_index; /* Max support cfg tempalte index. */ + u8 rsvd1[2]; + u8 cur_name[DD_CFG_TEMPLATE_MAX_TXT_LEN]; + u8 cur_cfg_temp_info[DD_CFG_TEMPLATE_MAX_IDX][DD_CFG_TEMPLATE_MAX_TXT_LEN]; + + u8 next_index; /* Next reset cfg tempalte index. */ + u8 next_max_index; /* Max support cfg tempalte index. */ + u8 rsvd2[2]; + u8 next_name[DD_CFG_TEMPLATE_MAX_TXT_LEN]; + u8 next_cfg_temp_info[DD_CFG_TEMPLATE_MAX_IDX][DD_CFG_TEMPLATE_MAX_TXT_LEN]; +}; + +#define MQM_SUPPORT_COS_NUM 8 +#define MQM_INVALID_WEIGHT 256 +#define MQM_LIMIT_SET_FLAG_READ 0 +#define MQM_LIMIT_SET_FLAG_WRITE 1 +struct comm_cmd_set_mqm_limit { + struct mgmt_msg_head head; + + u16 set_flag; /* 置位该标记位表示设置 */ + u16 func_id; + u16 cos_weight[MQM_SUPPORT_COS_NUM]; /* 对应cos_id所占的权重，0-255, 0为SP调度. */ + u32 host_min_rate; /* 本host支持的最低限速 */ + u32 func_min_rate; /* 本function支持的最低限速，单位Mbps */ + u32 func_max_rate; /* 本function支持的最高限速，单位Mbps */ + u8 rsvd[64]; /* Reserved */ +}; + +#define DUMP_16B_PER_LINE 16 +#define DUMP_8_VAR_PER_LINE 8 +#define DUMP_4_VAR_PER_LINE 4 + +#define DATA_LEN_1K 1024 +/* 软狗超时信息上报接口 */ +struct comm_info_sw_watchdog { + struct comm_info_head head; + + /* 全局信息 */ + u32 curr_time_h; /* 发生死循环的时间,cycle */ + u32 curr_time_l; /* 发生死循环的时间,cycle */ + u32 task_id; /* 发生死循环的任务 */ + u32 rsv; /* 保留字段，用于扩展 */ + + /* 寄存器信息，TSK_CONTEXT_S */ + u64 pc; + + u64 elr; + u64 spsr; + u64 far; + u64 esr; + u64 xzr; + u64 x30; + u64 x29; + u64 x28; + u64 x27; + u64 x26; + u64 x25; + u64 x24; + u64 x23; + u64 x22; + u64 x21; + u64 x20; + u64 x19; + u64 x18; + u64 x17; + u64 x16; + u64 x15; + u64 x14; + u64 x13; + u64 x12; + u64 x11; + u64 x10; + u64 x09; + u64 x08; + u64 x07; + u64 x06; + u64 x05; + u64 x04; + u64 x03; + u64 x02; + u64 x01; + u64 x00; + + /* 堆栈控制信息，STACK_INFO_S */ + u64 stack_top; /* 栈顶 */ + u64 stack_bottom; /* 栈底 */ + u64 sp; /* 栈当前SP指针值 */ + u32 curr_used; /* 栈当前使用的大小 */ + u32 peak_used; /* 栈使用的历史峰值 */ + u32 is_overflow; /* 栈是否溢出 */ + + /* 堆栈具体内容 */ + u32 stack_actlen; /* 实际的堆栈长度(<=1024) */ + u8 stack_data[DATA_LEN_1K]; /* 超过1024部分，会被截断 */ +}; + +/* 临终遗言信息 */ +#define XREGS_NUM 31 +typedef struct tag_cpu_tick { + u32 cnt_hi; /* *< cycle计数高32位 */ + u32 cnt_lo; /* *< cycle计数低32位 */ +} CPU_TICK; + +typedef struct tag_ax_exc_reg_info { + u64 ttbr0; + u64 ttbr1; + u64 tcr; + u64 mair; + u64 sctlr; + u64 vbar; + u64 current_el; + u64 sp; + /* 以下字段的内存布局与TskContext保持一致 */ + u64 elr; /* 返回地址 */ + u64 spsr; + u64 far_r; + u64 esr; + u64 xzr; + u64 xregs[XREGS_NUM]; /* 0~30: x30~x0 */ +} EXC_REGS_S; + +typedef struct tag_exc_info { + char os_ver[48]; /* *< OS版本号 */ + char app_ver[64]; /* *< 产品版本号 */ + u32 exc_cause; /* *< 异常原因 */ + u32 thread_type; /* *< 异常前的线程类型 */ + u32 thread_id; /* *< 异常前线程PID */ + u16 byte_order; /* *< 字节序 */ + u16 cpu_type; /* *< CPU类型 */ + u32 cpu_id; /* *< CPU ID */ + CPU_TICK cpu_tick; /* *< CPU Tick */ + u32 nest_cnt; /* *< 异常嵌套计数 */ + u32 fatal_errno; /* *< 致命错误码，发生致命错误时有效 */ + u64 uw_sp; /* *< 异常前栈指针 */ + u64 stack_bottom; /* *< 异常前栈底 1 */ + EXC_REGS_S reg_info; /* + * 异常发生时的核内寄存器上下文信息，82\57必须位于152字节处，若有改动，需更新sre_platform.eh中的 + * OS_EXC_REGINFO_OFFSET宏 + */ +} EXC_INFO_S; + +/* 上报给驱动的up lastword模块接口 */ +#define MPU_LASTWORD_SIZE 1024 +typedef struct tag_comm_info_up_lastword { + struct comm_info_head head; + + EXC_INFO_S stack_info; + + /* 堆栈具体内容 */ + u32 stack_actlen; /* 实际的堆栈长度(<=1024) */ + u8 stack_data[MPU_LASTWORD_SIZE]; /* 超过1024部分，会被截断 */ +} comm_info_up_lastword_s; + +#define FW_UPDATE_MGMT_TIMEOUT 3000000U + +struct hinic3_cmd_update_firmware { + struct mgmt_msg_head msg_head; + + struct { + u32 sl : 1; + u32 sf : 1; + u32 flag : 1; + u32 bit_signed : 1; + u32 reserved : 12; + u32 fragment_len : 16; + } ctl_info; + + struct { + u32 section_crc; + u32 section_type; + } section_info; + + u32 total_len; + u32 section_len; + u32 section_version; + u32 section_offset; + u32 data[384]; +}; + +struct hinic3_cmd_activate_firmware { + struct mgmt_msg_head msg_head; + u8 index; /* 0 ~ 7 */ + u8 data[7]; +}; + +struct hinic3_cmd_switch_config { + struct mgmt_msg_head msg_head; + u8 index; /* 0 ~ 7 */ + u8 data[7]; +}; + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_comm_cmd.h b/drivers/net/ethernet/huawei/hinic3/hinic3_comm_cmd.h new file mode 100644 index 000000000000..e37c4869f30d --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_comm_cmd.h @@ -0,0 +1,181 @@ +/* ***************************************************************************** + * Copyright (c) Huawei Technologies Co., Ltd. 2019-2022. All rights reserved. + ****************************************************************************** + File Name : hinic3_comm_cmd.h + Version : Initial Draft + Created : 2019/4/25 + Last Modified : + Description : COMM Commands between Driver and MPU + Function List : +***************************************************************************** */ + +#ifndef HINIC3_COMMON_CMD_H +#define HINIC3_COMMON_CMD_H + +/* COMM Commands between Driver to MPU */ +enum hinic3_mgmt_cmd { + /* flr����Դ����������� */ + COMM_MGMT_CMD_FUNC_RESET = 0, + COMM_MGMT_CMD_FEATURE_NEGO, + COMM_MGMT_CMD_FLUSH_DOORBELL, + COMM_MGMT_CMD_START_FLUSH, + COMM_MGMT_CMD_SET_FUNC_FLR, + COMM_MGMT_CMD_GET_GLOBAL_ATTR, + COMM_MGMT_CMD_SET_PPF_FLR_TYPE, + COMM_MGMT_CMD_SET_FUNC_SVC_USED_STATE, + + /* ����msi-x�ж���Դ */ + COMM_MGMT_CMD_CFG_MSIX_NUM = 10, + + /* ��������������� */ + COMM_MGMT_CMD_SET_CMDQ_CTXT = 20, + COMM_MGMT_CMD_SET_VAT, + COMM_MGMT_CMD_CFG_PAGESIZE, + COMM_MGMT_CMD_CFG_MSIX_CTRL_REG, + COMM_MGMT_CMD_SET_CEQ_CTRL_REG, + COMM_MGMT_CMD_SET_DMA_ATTR, + + /* INFRA������������� */ + COMM_MGMT_CMD_GET_MQM_FIX_INFO = 40, + COMM_MGMT_CMD_SET_MQM_CFG_INFO, + COMM_MGMT_CMD_SET_MQM_SRCH_GPA, + COMM_MGMT_CMD_SET_PPF_TMR, + COMM_MGMT_CMD_SET_PPF_HT_GPA, + COMM_MGMT_CMD_SET_FUNC_TMR_BITMAT, + COMM_MGMT_CMD_SET_MBX_CRDT, + COMM_MGMT_CMD_CFG_TEMPLATE, + COMM_MGMT_CMD_SET_MQM_LIMIT, + + /* ��Ϣ��ȡ��������� */ + COMM_MGMT_CMD_GET_FW_VERSION = 60, + COMM_MGMT_CMD_GET_BOARD_INFO, + COMM_MGMT_CMD_SYNC_TIME, + COMM_MGMT_CMD_GET_HW_PF_INFOS, + COMM_MGMT_CMD_SEND_BDF_INFO, + COMM_MGMT_CMD_GET_VIRTIO_BDF_INFO, + COMM_MGMT_CMD_GET_SML_TABLE_INFO, + COMM_MGMT_CMD_GET_SDI_INFO, + + /* ������������� */ + COMM_MGMT_CMD_UPDATE_FW = 80, + COMM_MGMT_CMD_ACTIVE_FW, + COMM_MGMT_CMD_HOT_ACTIVE_FW, + COMM_MGMT_CMD_HOT_ACTIVE_DONE_NOTICE, + COMM_MGMT_CMD_SWITCH_CFG, + COMM_MGMT_CMD_CHECK_FLASH, + COMM_MGMT_CMD_CHECK_FLASH_RW, + COMM_MGMT_CMD_RESOURCE_CFG, + COMM_MGMT_CMD_UPDATE_BIOS, /* TODO: merge to COMM_MGMT_CMD_UPDATE_FW */ + COMM_MGMT_CMD_MPU_GIT_CODE, + + /* chip reset��� */ + COMM_MGMT_CMD_FAULT_REPORT = 100, + COMM_MGMT_CMD_WATCHDOG_INFO, + COMM_MGMT_CMD_MGMT_RESET, + COMM_MGMT_CMD_FFM_SET, /* TODO: check if needed */ + + /* chip info/log ��� */ + COMM_MGMT_CMD_GET_LOG = 120, + COMM_MGMT_CMD_TEMP_OP, + COMM_MGMT_CMD_EN_AUTO_RST_CHIP, + COMM_MGMT_CMD_CFG_REG, + COMM_MGMT_CMD_GET_CHIP_ID, + COMM_MGMT_CMD_SYSINFO_DFX, + COMM_MGMT_CMD_PCIE_DFX_NTC, + COMM_MGMT_CMD_DICT_LOG_STATUS, /* LOG STATUS 127 */ + COMM_MGMT_CMD_MSIX_INFO, + COMM_MGMT_CMD_CHANNEL_DETECT, + COMM_MGMT_CMD_DICT_COUNTER_STATUS, + + /* switch workmode ��� */ + COMM_MGMT_CMD_CHECK_IF_SWITCH_WORKMODE = 140, + COMM_MGMT_CMD_SWITCH_WORKMODE, + + /* mpu ��� */ + COMM_MGMT_CMD_MIGRATE_DFX_HPA = 150, + COMM_MGMT_CMD_BDF_INFO, + COMM_MGMT_CMD_NCSI_CFG_INFO_GET_PROC, + + /* rsvd0 section */ + COMM_MGMT_CMD_SECTION_RSVD_0 = 160, + + /* rsvd1 section */ + COMM_MGMT_CMD_SECTION_RSVD_1 = 170, + + /* rsvd2 section */ + COMM_MGMT_CMD_SECTION_RSVD_2 = 180, + + /* rsvd3 section */ + COMM_MGMT_CMD_SECTION_RSVD_3 = 190, + + /* TODO: move to DFT mode */ + COMM_MGMT_CMD_GET_DIE_ID = 200, + COMM_MGMT_CMD_GET_EFUSE_TEST, + COMM_MGMT_CMD_EFUSE_INFO_CFG, + COMM_MGMT_CMD_GPIO_CTL, + COMM_MGMT_CMD_HI30_SERLOOP_START, /* TODO: DFT or hilink */ + COMM_MGMT_CMD_HI30_SERLOOP_STOP, /* TODO: DFT or hilink */ + COMM_MGMT_CMD_HI30_MBIST_SET_FLAG, /* TODO: DFT or hilink */ + COMM_MGMT_CMD_HI30_MBIST_GET_RESULT, /* TODO: DFT or hilink */ + COMM_MGMT_CMD_ECC_TEST, + COMM_MGMT_CMD_FUNC_BIST_TEST, /* 209 */ + + COMM_MGMT_CMD_VPD_SET = 210, + COMM_MGMT_CMD_VPD_GET, + + COMM_MGMT_CMD_ERASE_FLASH, + COMM_MGMT_CMD_QUERY_FW_INFO, + COMM_MGMT_CMD_GET_CFG_INFO, + COMM_MGMT_CMD_GET_UART_LOG, + COMM_MGMT_CMD_SET_UART_CMD, + COMM_MGMT_CMD_SPI_TEST, + + /* TODO: ALL reg read/write merge to COMM_MGMT_CMD_CFG_REG */ + COMM_MGMT_CMD_UP_REG_GET, + COMM_MGMT_CMD_UP_REG_SET, /* 219 */ + + COMM_MGMT_CMD_REG_READ = 220, + COMM_MGMT_CMD_REG_WRITE, + COMM_MGMT_CMD_MAG_REG_WRITE, + COMM_MGMT_CMD_ANLT_REG_WRITE, + + COMM_MGMT_CMD_HEART_EVENT, /* TODO: delete */ + COMM_MGMT_CMD_NCSI_OEM_GET_DRV_INFO, /* TODO: delete */ + COMM_MGMT_CMD_LASTWORD_GET, + COMM_MGMT_CMD_READ_BIN_DATA, /* TODO: delete */ + /* COMM_MGMT_CMD_WWPN_GET, TODO: move to FC? */ + /* COMM_MGMT_CMD_WWPN_SET, TODO: move to FC? */ /* 229 */ + + /* TODO: check if needed */ + COMM_MGMT_CMD_SET_VIRTIO_DEV = 230, + COMM_MGMT_CMD_SET_MAC, + /* MPU patch cmd */ + COMM_MGMT_CMD_LOAD_PATCH, + COMM_MGMT_CMD_REMOVE_PATCH, + COMM_MGMT_CMD_PATCH_ACTIVE, + COMM_MGMT_CMD_PATCH_DEACTIVE, + COMM_MGMT_CMD_PATCH_SRAM_OPTIMIZE, + /* container host process */ + COMM_MGMT_CMD_CONTAINER_HOST_PROC, + /* nsci counter */ + COMM_MGMT_CMD_NCSI_COUNTER_PROC, + COMM_MGMT_CMD_CHANNEL_STATUS_CHECK, /* 239 */ + + /* hot patch rsvd cmd */ + COMM_MGMT_CMD_RSVD_0 = 240, + COMM_MGMT_CMD_RSVD_1, + COMM_MGMT_CMD_RSVD_2, + COMM_MGMT_CMD_RSVD_3, + COMM_MGMT_CMD_RSVD_4, + COMM_MGMT_CMD_SEND_API_ACK_BY_UP, /* ��Ч�ֶΣ��汾�ձ�ɾ��������ʹ�� */ + + COMM_MGMT_CMD_MAX = 255, /* ע������cmd�������޸����������ֵ�ֵ������ǰ��rsvd section�����ӣ�ԭ�������з�֧cmd����ȫһ�� */ +}; + +/* CmdQ Common subtype */ +enum comm_cmdq_cmd { + COMM_CMD_UCODE_ARM_BIT_SET = 2, + COMM_CMD_SEND_NPU_DFT_CMD, +}; + +#endif /* HINIC3_COMMON_CMD_H */ diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_common.h b/drivers/net/ethernet/huawei/hinic3/hinic3_common.h new file mode 100644 index 000000000000..6f1919f070dc --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_common.h @@ -0,0 +1,125 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_COMMON_H +#define HINIC3_COMMON_H + +#include <linux/types.h> + +struct hinic3_dma_addr_align { + u32 real_size; + + void *ori_vaddr; + dma_addr_t ori_paddr; + + void *align_vaddr; + dma_addr_t align_paddr; +}; + +enum hinic3_wait_return { + WAIT_PROCESS_CPL = 0, + WAIT_PROCESS_WAITING = 1, + WAIT_PROCESS_ERR = 2, +}; + + +struct hinic3_sge { + u32 hi_addr; + u32 lo_addr; + u32 len; +}; + + +#ifdef static +#undef static +#define LLT_STATIC_DEF_SAVED +#endif + +/* * + * hinic_cpu_to_be32 - convert data to big endian 32 bit format + * @data: the data to convert + * @len: length of data to convert, must be Multiple of 4B + */ +static inline void hinic3_cpu_to_be32(void *data, int len) +{ + int i, chunk_sz = sizeof(u32); + int data_len = len; + u32 *mem = data; + + if (!data) + return; + + data_len = data_len / chunk_sz; + + for (i = 0; i < data_len; i++) { + *mem = cpu_to_be32(*mem); + mem++; + } +} + +/* * + * hinic3_cpu_to_be32 - convert data from big endian 32 bit format + * @data: the data to convert + * @len: length of data to convert + */ +static inline void hinic3_be32_to_cpu(void *data, int len) +{ + int i, chunk_sz = sizeof(u32); + int data_len = len; + u32 *mem = data; + + if (!data) + return; + + data_len = data_len / chunk_sz; + + for (i = 0; i < data_len; i++) { + *mem = be32_to_cpu(*mem); + mem++; + } +} + + +/* * + * hinic3_set_sge - set dma area in scatter gather entry + * @sge: scatter gather entry + * @addr: dma address + * @len: length of relevant data in the dma address + */ +static inline void hinic3_set_sge(struct hinic3_sge *sge, dma_addr_t addr, + int len) +{ + sge->hi_addr = upper_32_bits(addr); + sge->lo_addr = lower_32_bits(addr); + sge->len = len; +} + +#define hinic3_hw_be32(val) (val) +#define hinic3_hw_cpu32(val) (val) +#define hinic3_hw_cpu16(val) (val) + +static inline void hinic3_hw_be32_len(void *data, int len) +{ +} + +static inline void hinic3_hw_cpu32_len(void *data, int len) +{ +} + + + +int hinic3_dma_zalloc_coherent_align(void *dev_hdl, u64 size, u64 align, + unsigned int flag, + struct hinic3_dma_addr_align *mem_align); + +void hinic3_dma_free_coherent_align(void *dev_hdl, + struct hinic3_dma_addr_align *mem_align); + + +typedef enum hinic3_wait_return (*wait_cpl_handler)(void *priv_data); + +int hinic3_wait_for_timeout(void *priv_data, wait_cpl_handler handler, + u32 wait_total_ms, u32 wait_once_us); + + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_crm.h b/drivers/net/ethernet/huawei/hinic3/hinic3_crm.h new file mode 100644 index 000000000000..e6dfc49d9c1d --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_crm.h @@ -0,0 +1,1166 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_CRM_H +#define HINIC3_CRM_H + + + +#define HINIC3_DBG + +#define HINIC3_DRV_VERSION "" +#define HINIC3_DRV_DESC "Intelligent Network Interface Card Driver" +#define HIUDK_DRV_DESC "Intelligent Network Unified Driver" + +#define ARRAY_LEN(arr) ((int)((int)sizeof(arr) / (int)sizeof((arr)[0]))) + +#define HINIC3_MGMT_VERSION_MAX_LEN 32 + +#define HINIC3_FW_VERSION_NAME 16 +#define HINIC3_FW_VERSION_SECTION_CNT 4 +#define HINIC3_FW_VERSION_SECTION_BORDER 0xFF +struct hinic3_fw_version { + u8 mgmt_ver[HINIC3_FW_VERSION_NAME]; + u8 microcode_ver[HINIC3_FW_VERSION_NAME]; + u8 boot_ver[HINIC3_FW_VERSION_NAME]; +}; + +#define HINIC3_MGMT_CMD_UNSUPPORTED 0xFF + +/* show each drivers only such as nic_service_cap, + * toe_service_cap structure, but not show service_cap + */ +enum hinic3_service_type { + SERVICE_T_NIC = 0, + SERVICE_T_OVS, + SERVICE_T_ROCE, + SERVICE_T_TOE, + SERVICE_T_IOE, + SERVICE_T_FC, + SERVICE_T_VBS, + SERVICE_T_IPSEC, + SERVICE_T_VIRTIO, + SERVICE_T_MIGRATE, + SERVICE_T_PPA, + SERVICE_T_CUSTOM, + SERVICE_T_VROCE, + SERVICE_T_MAX, + + /* Only used for interruption resource management, + * mark the request module + */ + SERVICE_T_INTF = (1 << 15), + SERVICE_T_CQM = (1 << 16), +}; + +enum hinic3_ppf_flr_type { + STATELESS_FLR_TYPE, + STATEFUL_FLR_TYPE, +}; + +struct nic_service_cap { + u16 max_sqs; + u16 max_rqs; + u16 default_num_queues; +}; + +struct ppa_service_cap { + u16 qpc_fake_vf_start; + u16 qpc_fake_vf_num; + u32 qpc_fake_vf_ctx_num; + u32 pctx_sz; /* 512B */ + u32 bloomfilter_length; + u8 bloomfilter_en; + u8 rsvd; + u16 rsvd1; +}; + +struct vbs_service_cap { + u16 vbs_max_volq; + u16 rsvd1; +}; + +struct migr_service_cap { + u8 master_host_id; + u8 rsvd[3]; +}; + +/* PF/VF ToE service resource structure */ +struct dev_toe_svc_cap { + /* PF resources */ + u32 max_pctxs; /* Parent Context: max specifications 1M */ + u32 max_cctxt; + u32 max_cqs; + u16 max_srqs; + u32 srq_id_start; + u32 max_mpts; +}; + +/* ToE services */ +struct toe_service_cap { + struct dev_toe_svc_cap dev_toe_cap; + + bool alloc_flag; + u32 pctx_sz; /* 1KB */ + u32 scqc_sz; /* 64B */ +}; + +/* PF FC service resource structure defined */ +struct dev_fc_svc_cap { + /* PF Parent QPC */ + u32 max_parent_qpc_num; /* max number is 2048 */ + + /* PF Child QPC */ + u32 max_child_qpc_num; /* max number is 2048 */ + u32 child_qpc_id_start; + + /* PF SCQ */ + u32 scq_num; /* 16 */ + + /* PF supports SRQ */ + u32 srq_num; /* Number of SRQ is 2 */ + + u8 vp_id_start; + u8 vp_id_end; +}; + +/* FC services */ +struct fc_service_cap { + struct dev_fc_svc_cap dev_fc_cap; + + /* Parent QPC */ + u32 parent_qpc_size; /* 256B */ + + /* Child QPC */ + u32 child_qpc_size; /* 256B */ + + /* SQ */ + u32 sqe_size; /* 128B(in linked list mode) */ + + /* SCQ */ + u32 scqc_size; /* Size of the Context 32B */ + u32 scqe_size; /* 64B */ + + /* SRQ */ + u32 srqc_size; /* Size of SRQ Context (64B) */ + u32 srqe_size; /* 32B */ +}; + +struct dev_roce_svc_own_cap { + u32 max_qps; + u32 max_cqs; + u32 max_srqs; + u32 max_mpts; + u32 max_drc_qps; + + u32 cmtt_cl_start; + u32 cmtt_cl_end; + u32 cmtt_cl_sz; + + u32 dmtt_cl_start; + u32 dmtt_cl_end; + u32 dmtt_cl_sz; + + u32 wqe_cl_start; + u32 wqe_cl_end; + u32 wqe_cl_sz; + + u32 qpc_entry_sz; + u32 max_wqes; + u32 max_rq_sg; + u32 max_sq_inline_data_sz; + u32 max_rq_desc_sz; + + u32 rdmarc_entry_sz; + u32 max_qp_init_rdma; + u32 max_qp_dest_rdma; + + u32 max_srq_wqes; + u32 reserved_srqs; + u32 max_srq_sge; + u32 srqc_entry_sz; + + u32 max_msg_sz; /* Message size 2GB */ +}; + +/* RDMA service capability structure */ +struct dev_rdma_svc_cap { + /* ROCE service unique parameter structure */ + struct dev_roce_svc_own_cap roce_own_cap; +}; + +/* Defines the RDMA service capability flag */ +enum { + RDMA_BMME_FLAG_LOCAL_INV = (1 << 0), + RDMA_BMME_FLAG_REMOTE_INV = (1 << 1), + RDMA_BMME_FLAG_FAST_REG_WR = (1 << 2), + RDMA_BMME_FLAG_RESERVED_LKEY = (1 << 3), + RDMA_BMME_FLAG_TYPE_2_WIN = (1 << 4), + RDMA_BMME_FLAG_WIN_TYPE_2B = (1 << 5), + + RDMA_DEV_CAP_FLAG_XRC = (1 << 6), + RDMA_DEV_CAP_FLAG_MEM_WINDOW = (1 << 7), + RDMA_DEV_CAP_FLAG_ATOMIC = (1 << 8), + RDMA_DEV_CAP_FLAG_APM = (1 << 9), +}; + +/* RDMA services */ +struct rdma_service_cap { + struct dev_rdma_svc_cap dev_rdma_cap; + + u8 log_mtt; /* 1. the number of MTT PA must be integer power of 2 + * 2. represented by logarithm. Each MTT table can + * contain 1, 2, 4, 8, and 16 PA) + */ + /* todo: need to check whether related to max_mtt_seg */ + u32 num_mtts; /* Number of MTT table (4M), + * is actually MTT seg number + */ + u32 log_mtt_seg; + u32 mtt_entry_sz; /* MTT table size 8B, including 1 PA(64bits) */ + u32 mpt_entry_sz; /* MPT table size (64B) */ + + u32 dmtt_cl_start; + u32 dmtt_cl_end; + u32 dmtt_cl_sz; + + u8 log_rdmarc; /* 1. the number of RDMArc PA must be integer power of 2 + * 2. represented by logarithm. Each MTT table can + * contain 1, 2, 4, 8, and 16 PA) + */ + + u32 reserved_qps; /* Number of reserved QP */ + u32 max_sq_sg; /* Maximum SGE number of SQ (8) */ + u32 max_sq_desc_sz; /* WQE maximum size of SQ(1024B), inline maximum + * size if 960B(944B aligned to the 960B), + * 960B=>wqebb alignment=>1024B + */ + u32 wqebb_size; /* Currently, the supports 64B and 128B, + * defined as 64Bytes + */ + + u32 max_cqes; /* Size of the depth of the CQ (64K-1) */ + u32 reserved_cqs; /* Number of reserved CQ */ + u32 cqc_entry_sz; /* Size of the CQC (64B/128B) */ + u32 cqe_size; /* Size of CQE (32B) */ + + u32 reserved_mrws; /* Number of reserved MR/MR Window */ + + u32 max_fmr_maps; /* max MAP of FMR, + * (1 << (32-ilog2(num_mpt)))-1; + */ + + /* todo: max value needs to be confirmed */ + /* MTT table number of Each MTT seg(3) */ + + u32 log_rdmarc_seg; /* table number of each RDMArc seg(3) */ + + /* Timeout time. Formula:Tr=4.096us*2(local_ca_ack_delay), [Tr,4Tr] */ + u32 local_ca_ack_delay; + u32 num_ports; /* Physical port number */ + + u32 db_page_size; /* Size of the DB (4KB) */ + u32 direct_wqe_size; /* Size of the DWQE (256B) */ + + u32 num_pds; /* Maximum number of PD (128K) */ + u32 reserved_pds; /* Number of reserved PD */ + u32 max_xrcds; /* Maximum number of xrcd (64K) */ + u32 reserved_xrcds; /* Number of reserved xrcd */ + + u32 max_gid_per_port; /* gid number (16) of each port */ + u32 gid_entry_sz; /* RoCE v2 GID table is 32B, + * compatible RoCE v1 expansion + */ + + u32 reserved_lkey; /* local_dma_lkey */ + u32 num_comp_vectors; /* Number of complete vector (32) */ + u32 page_size_cap; /* Supports 4K,8K,64K,256K,1M and 4M page_size */ + + u32 flags; /* RDMA some identity */ + u32 max_frpl_len; /* Maximum number of pages frmr registration */ + u32 max_pkeys; /* Number of supported pkey group */ +}; + +/* PF OVS service resource structure defined */ +struct dev_ovs_svc_cap { + u32 max_pctxs; /* Parent Context: max specifications 1M */ + u32 fake_vf_max_pctx; + u16 fake_vf_num; + u16 fake_vf_start_id; + u8 dynamic_qp_en; +}; + +/* OVS services */ +struct ovs_service_cap { + struct dev_ovs_svc_cap dev_ovs_cap; + + u32 pctx_sz; /* 512B */ +}; + +/* PF IPsec service resource structure defined */ +struct dev_ipsec_svc_cap { + u32 max_sactxs; /* max IPsec SA context num */ + u16 max_cqs; /* max IPsec SCQC num */ + u16 rsvd0; +}; + +/* IPsec services */ +struct ipsec_service_cap { + struct dev_ipsec_svc_cap dev_ipsec_cap; + u32 sactx_sz; /* 512B */ +}; + +/* Defines the IRQ information structure */ +struct irq_info { + u16 msix_entry_idx; /* IRQ corresponding index number */ + u32 irq_id; /* the IRQ number from OS */ +}; + +struct interrupt_info { + u32 lli_set; + u32 interrupt_coalesc_set; + u16 msix_index; + u8 lli_credit_limit; + u8 lli_timer_cfg; + u8 pending_limt; + u8 coalesc_timer_cfg; + u8 resend_timer_cfg; +}; + +enum hinic3_msix_state { + HINIC3_MSIX_ENABLE, + HINIC3_MSIX_DISABLE, +}; + +enum hinic3_msix_auto_mask { + HINIC3_CLR_MSIX_AUTO_MASK, + HINIC3_SET_MSIX_AUTO_MASK, +}; + +enum func_type { + TYPE_PF, + TYPE_VF, + TYPE_PPF, + TYPE_UNKNOWN, +}; + +struct hinic3_init_para { + /* Record hinic_pcidev or NDIS_Adapter pointer address */ + void *adapter_hdl; + /* Record pcidev or Handler pointer address + * for example: ioremap interface input parameter + */ + void *pcidev_hdl; + /* Record pcidev->dev or Handler pointer address which used to + * dma address application or dev_err print the parameter + */ + void *dev_hdl; + + /* Configure virtual address, PF is bar1, VF is bar0/1 */ + void *cfg_reg_base; + /* interrupt configuration register address, PF is bar2, VF is bar2/3 + */ + void *intr_reg_base; + /* for PF bar3 virtual address, if function is VF should set to NULL */ + void *mgmt_reg_base; + + u64 db_dwqe_len; + u64 db_base_phy; + /* the doorbell address, bar4/5 higher 4M space */ + void *db_base; + /* direct wqe 4M, follow the doorbell address space */ + void *dwqe_mapping; + void **hwdev; + void *chip_node; + /* if use polling mode, set it true */ + bool poll; + + u16 probe_fault_level; +}; + +/* B200 config BAR45 4MB, DB & DWQE both 2MB */ +#define HINIC3_DB_DWQE_SIZE 0x00400000 + +/* db/dwqe page size: 4K */ +#define HINIC3_DB_PAGE_SIZE 0x00001000ULL +#define HINIC3_DWQE_OFFSET 0x00000800ULL + +#define HINIC3_DB_MAX_AREAS (HINIC3_DB_DWQE_SIZE / HINIC3_DB_PAGE_SIZE) + +#ifndef IFNAMSIZ +#define IFNAMSIZ 16 +#endif +#define MAX_FUNCTION_NUM 4096 + +struct card_node { + struct list_head node; + struct list_head func_list; + char chip_name[IFNAMSIZ]; + void *log_info; + void *dbgtool_info; + void *func_handle_array[MAX_FUNCTION_NUM]; + unsigned char bus_num; + u16 func_num; + u32 rsvd1; + atomic_t channel_busy_cnt; + void *priv_data; + u64 rsvd2; +}; + +#define HINIC3_SYNFW_TIME_PERIOD (60 * 60 * 1000) +#define HINIC3_SYNC_YEAR_OFFSET 1900 +#define HINIC3_SYNC_MONTH_OFFSET 1 + +#define FAULT_SHOW_STR_LEN 16 + +enum hinic3_fault_source_type { + /* same as FAULT_TYPE_CHIP */ + HINIC3_FAULT_SRC_HW_MGMT_CHIP = 0, + /* same as FAULT_TYPE_UCODE */ + HINIC3_FAULT_SRC_HW_MGMT_UCODE, + /* same as FAULT_TYPE_MEM_RD_TIMEOUT */ + HINIC3_FAULT_SRC_HW_MGMT_MEM_RD_TIMEOUT, + /* same as FAULT_TYPE_MEM_WR_TIMEOUT */ + HINIC3_FAULT_SRC_HW_MGMT_MEM_WR_TIMEOUT, + /* same as FAULT_TYPE_REG_RD_TIMEOUT */ + HINIC3_FAULT_SRC_HW_MGMT_REG_RD_TIMEOUT, + /* same as FAULT_TYPE_REG_WR_TIMEOUT */ + HINIC3_FAULT_SRC_HW_MGMT_REG_WR_TIMEOUT, + HINIC3_FAULT_SRC_SW_MGMT_UCODE, + HINIC3_FAULT_SRC_MGMT_WATCHDOG, + HINIC3_FAULT_SRC_MGMT_RESET = 8, + HINIC3_FAULT_SRC_HW_PHY_FAULT, + HINIC3_FAULT_SRC_TX_PAUSE_EXCP, + HINIC3_FAULT_SRC_PCIE_LINK_DOWN = 20, + HINIC3_FAULT_SRC_HOST_HEARTBEAT_LOST = 21, + HINIC3_FAULT_SRC_TX_TIMEOUT, + HINIC3_FAULT_SRC_TYPE_MAX, +}; + +union hinic3_fault_hw_mgmt { + u32 val[4]; + /* valid only type == FAULT_TYPE_CHIP */ + struct { + u8 node_id; + /* enum hinic_fault_err_level */ + u8 err_level; + u16 err_type; + u32 err_csr_addr; + u32 err_csr_value; + /* func_id valid only if err_level == FAULT_LEVEL_SERIOUS_FLR */ + u8 rsvd1; + u8 host_id; + u16 func_id; + } chip; + + /* valid only if type == FAULT_TYPE_UCODE */ + struct { + u8 cause_id; + u8 core_id; + u8 c_id; + u8 rsvd3; + u32 epc; + u32 rsvd4; + u32 rsvd5; + } ucode; + + /* valid only if type == FAULT_TYPE_MEM_RD_TIMEOUT || + * FAULT_TYPE_MEM_WR_TIMEOUT + */ + struct { + u32 err_csr_ctrl; + u32 err_csr_data; + u32 ctrl_tab; + u32 mem_index; + } mem_timeout; + + /* valid only if type == FAULT_TYPE_REG_RD_TIMEOUT || + * FAULT_TYPE_REG_WR_TIMEOUT + */ + struct { + u32 err_csr; + u32 rsvd6; + u32 rsvd7; + u32 rsvd8; + } reg_timeout; + + struct { + /* 0: read; 1: write */ + u8 op_type; + u8 port_id; + u8 dev_ad; + u8 rsvd9; + u32 csr_addr; + u32 op_data; + u32 rsvd10; + } phy_fault; +}; + +/* defined by chip */ +struct hinic3_fault_event { + /* enum hinic_fault_type */ + u8 type; + u8 fault_level; /* sdk write fault level for uld event */ + u8 rsvd0[2]; + union hinic3_fault_hw_mgmt event; +}; + +struct hinic3_cmd_fault_event { + u8 status; + u8 version; + u8 rsvd0[6]; + struct hinic3_fault_event event; +}; + +struct hinic3_sriov_state_info { + u8 enable; + u16 num_vfs; +}; + +enum hinic3_comm_event_type { + EVENT_COMM_PCIE_LINK_DOWN, + EVENT_COMM_HEART_LOST, + EVENT_COMM_FAULT, + EVENT_COMM_SRIOV_STATE_CHANGE, + EVENT_COMM_CARD_REMOVE, + EVENT_COMM_MGMT_WATCHDOG, +}; + +enum hinic3_event_service_type { + EVENT_SRV_COMM = 0, +#define SERVICE_EVENT_BASE (EVENT_SRV_COMM + 1) + EVENT_SRV_NIC = SERVICE_EVENT_BASE + SERVICE_T_NIC, + EVENT_SRV_MIGRATE = SERVICE_EVENT_BASE + SERVICE_T_MIGRATE, +}; + +#define HINIC3_SRV_EVENT_TYPE(svc, type) ((((u32)(svc)) << 16) | (type)) +struct hinic3_event_info { + u16 service; /* enum hinic3_event_service_type */ + u16 type; + u8 event_data[104]; +}; + +typedef void (*hinic3_event_handler)(void *handle, struct hinic3_event_info *event); + + + +/* * + * @brief hinic3_event_register - register hardware event + * @param dev: device pointer to hwdev + * @param pri_handle: private data will be used by the callback + * @param callback: callback function + */ +void hinic3_event_register(void *dev, void *pri_handle, + hinic3_event_handler callback); + +/* * + * @brief hinic3_event_unregister - unregister hardware event + * @param dev: device pointer to hwdev + */ +void hinic3_event_unregister(void *dev); + +/* * + * @brief hinic3_set_msix_auto_mask - set msix auto mask function + * @param hwdev: device pointer to hwdev + * @param msix_idx: msix id + * @param flag: msix auto_mask flag, 1-enable, 2-clear + */ +void hinic3_set_msix_auto_mask_state(void *hwdev, u16 msix_idx, + enum hinic3_msix_auto_mask flag); + +/* * + * @brief hinic3_set_msix_state - set msix state + * @param hwdev: device pointer to hwdev + * @param msix_idx: msix id + * @param flag: msix state flag, 0-enable, 1-disable + */ +void hinic3_set_msix_state(void *hwdev, u16 msix_idx, + enum hinic3_msix_state flag); + +/* * + * @brief hinic3_misx_intr_clear_resend_bit - clear msix resend bit + * @param hwdev: device pointer to hwdev + * @param msix_idx: msix id + * @param clear_resend_en: 1-clear + */ +void hinic3_misx_intr_clear_resend_bit(void *hwdev, u16 msix_idx, + u8 clear_resend_en); + +/* * + * @brief hinic3_set_interrupt_cfg_direct - set interrupt cfg + * @param hwdev: device pointer to hwdev + * @param interrupt_para: interrupt info + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_interrupt_cfg_direct(void *hwdev, + struct interrupt_info *info, + u16 channel); + +int hinic3_set_interrupt_cfg(void *dev, struct interrupt_info info, + u16 channel); + +/* * + * @brief hinic3_get_interrupt_cfg - get interrupt cfg + * @param dev: device pointer to hwdev + * @param info: interrupt info + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_interrupt_cfg(void *dev, struct interrupt_info *info, + u16 channel); + +/* * + * @brief hinic3_alloc_irqs - alloc irq + * @param hwdev: device pointer to hwdev + * @param type: service type + * @param num: alloc number + * @param irq_info_array: alloc irq info + * @param act_num: alloc actual number + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_alloc_irqs(void *hwdev, enum hinic3_service_type type, u16 num, + struct irq_info *irq_info_array, u16 *act_num); + +/* * + * @brief hinic3_free_irq - free irq + * @param hwdev: device pointer to hwdev + * @param type: service type + * @param irq_id: irq id + */ +void hinic3_free_irq(void *hwdev, enum hinic3_service_type type, u32 irq_id); + +/* * + * @brief hinic3_alloc_ceqs - alloc ceqs + * @param hwdev: device pointer to hwdev + * @param type: service type + * @param num: alloc ceq number + * @param ceq_id_array: alloc ceq_id_array + * @param act_num: alloc actual number + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_alloc_ceqs(void *hwdev, enum hinic3_service_type type, int num, + int *ceq_id_array, int *act_num); + +/* * + * @brief hinic3_free_irq - free ceq + * @param hwdev: device pointer to hwdev + * @param type: service type + * @param irq_id: ceq id + */ +void hinic3_free_ceq(void *hwdev, enum hinic3_service_type type, int ceq_id); + +/* * + * @brief hinic3_get_pcidev_hdl - get pcidev_hdl + * @param hwdev: device pointer to hwdev + * @retval non-null: success + * @retval null: failure + */ +void *hinic3_get_pcidev_hdl(void *hwdev); + +/* * + * @brief hinic3_ppf_idx - get ppf id + * @param hwdev: device pointer to hwdev + * @retval ppf id + */ +u8 hinic3_ppf_idx(void *hwdev); + +/* * + * @brief hinic3_get_chip_present_flag - get chip present flag + * @param hwdev: device pointer to hwdev + * @retval 1: chip is present + * @retval 0: chip is absent + */ +int hinic3_get_chip_present_flag(const void *hwdev); + +/* * + * @brief hinic3_get_heartbeat_status - get heartbeat status + * @param hwdev: device pointer to hwdev + * @retval heartbeat status + */ +u32 hinic3_get_heartbeat_status(void *hwdev); + +/* * + * @brief hinic3_support_nic - function support nic + * @param hwdev: device pointer to hwdev + * @param cap: nic service capbility + * @retval true: function support nic + * @retval false: function not support nic + */ +bool hinic3_support_nic(void *hwdev, struct nic_service_cap *cap); + +/* * + * @brief hinic3_support_ipsec - function support ipsec + * @param hwdev: device pointer to hwdev + * @param cap: ipsec service capbility + * @retval true: function support ipsec + * @retval false: function not support ipsec + */ +bool hinic3_support_ipsec(void *hwdev, struct ipsec_service_cap *cap); + +/* * + * @brief hinic3_support_roce - function support roce + * @param hwdev: device pointer to hwdev + * @param cap: roce service capbility + * @retval true: function support roce + * @retval false: function not support roce + */ +bool hinic3_support_roce(void *hwdev, struct rdma_service_cap *cap); + +/* * + * @brief hinic3_support_fc - function support fc + * @param hwdev: device pointer to hwdev + * @param cap: fc service capbility + * @retval true: function support fc + * @retval false: function not support fc + */ +bool hinic3_support_fc(void *hwdev, struct fc_service_cap *cap); + +/* * + * @brief hinic3_support_rdma - function support rdma + * @param hwdev: device pointer to hwdev + * @param cap: rdma service capbility + * @retval true: function support rdma + * @retval false: function not support rdma + */ +bool hinic3_support_rdma(void *hwdev, struct rdma_service_cap *cap); + +/* * + * @brief hinic3_support_ovs - function support ovs + * @param hwdev: device pointer to hwdev + * @param cap: ovs service capbility + * @retval true: function support ovs + * @retval false: function not support ovs + */ +bool hinic3_support_ovs(void *hwdev, struct ovs_service_cap *cap); + +/* * + * @brief hinic3_support_vbs - function support vbs + * @param hwdev: device pointer to hwdev + * @param cap: vbs service capbility + * @retval true: function support vbs + * @retval false: function not support vbs + */ +bool hinic3_support_vbs(void *hwdev, struct vbs_service_cap *cap); + +/* * + * @brief hinic3_support_toe - sync time to hardware + * @param hwdev: device pointer to hwdev + * @param cap: toe service capbility + * @retval zero: success + * @retval non-zero: failure + */ +bool hinic3_support_toe(void *hwdev, struct toe_service_cap *cap); + +/* * + * @brief hinic3_support_ppa - function support ppa + * @param hwdev: device pointer to hwdev + * @param cap: ppa service capbility + * @retval zero: success + * @retval non-zero: failure + */ +bool hinic3_support_ppa(void *hwdev, struct ppa_service_cap *cap); + +/* * + * @brief hinic3_support_migr - function support migrate + * @param hwdev: device pointer to hwdev + * @param cap: migrate service capbility + * @retval zero: success + * @retval non-zero: failure + */ +bool hinic3_support_migr(void *hwdev, struct migr_service_cap *cap); + +/* * + * @brief hinic3_sync_time - sync time to hardware + * @param hwdev: device pointer to hwdev + * @param time: time to sync + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_sync_time(void *hwdev, u64 time); + +/* * + * @brief hinic3_disable_mgmt_msg_report - disable mgmt report msg + * @param hwdev: device pointer to hwdev + */ +void hinic3_disable_mgmt_msg_report(void *hwdev); + +/* * + * @brief hinic3_func_for_mgmt - get function service type + * @param hwdev: device pointer to hwdev + * @retval true: function for mgmt + * @retval false: function is not for mgmt + */ +bool hinic3_func_for_mgmt(void *hwdev); + +/* * + * @brief hinic3_set_pcie_order_cfg - set pcie order cfg + * @param handle: device pointer to hwdev + */ +void hinic3_set_pcie_order_cfg(void *handle); + +/* * + * @brief hinic3_init_hwdev - call to init hwdev + * @param para: device pointer to para + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_init_hwdev(struct hinic3_init_para *para); + +/* * + * @brief hinic3_free_hwdev - free hwdev + * @param hwdev: device pointer to hwdev + */ +void hinic3_free_hwdev(void *hwdev); + +/* * + * @brief hinic3_detect_hw_present - detect hardware present + * @param hwdev: device pointer to hwdev + */ +void hinic3_detect_hw_present(void *hwdev); + +/* * + * @brief hinic3_record_pcie_error - record pcie error + * @param hwdev: device pointer to hwdev + */ +void hinic3_record_pcie_error(void *hwdev); + +/* * + * @brief hinic3_shutdown_hwdev - shutdown hwdev + * @param hwdev: device pointer to hwdev + */ +void hinic3_shutdown_hwdev(void *hwdev); + +/* * + * @brief hinic3_set_ppf_flr_type - set ppf flr type + * @param hwdev: device pointer to hwdev + * @param ppf_flr_type: ppf flr type + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_ppf_flr_type(void *hwdev, enum hinic3_ppf_flr_type flr_type); + +/* * + * @brief hinic3_get_mgmt_version - get management cpu version + * @param hwdev: device pointer to hwdev + * @param mgmt_ver: output management version + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_mgmt_version(void *hwdev, u8 *mgmt_ver, u8 version_size, + u16 channel); + +/* * + * @brief hinic3_get_fw_version - get firmware version + * @param hwdev: device pointer to hwdev + * @param fw_ver: firmware version + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_fw_version(void *hwdev, struct hinic3_fw_version *fw_ver, + u16 channel); + +/* * + * @brief hinic3_global_func_id - get global function id + * @param hwdev: device pointer to hwdev + * @retval global function id + */ +u16 hinic3_global_func_id(void *hwdev); + +/* * + * @brief hinic3_vector_to_eqn - vector to eq id + * @param hwdev: device pointer to hwdev + * @param type: service type + * @param vector: vertor + * @retval eq id + */ +int hinic3_vector_to_eqn(void *hwdev, enum hinic3_service_type type, + int vector); + +/* * + * @brief hinic3_glb_pf_vf_offset - get vf offset id of pf + * @param hwdev: device pointer to hwdev + * @retval vf offset id + */ +u16 hinic3_glb_pf_vf_offset(void *hwdev); + +/* * + * @brief hinic3_pf_id_of_vf - get pf id of vf + * @param hwdev: device pointer to hwdev + * @retval pf id + */ +u8 hinic3_pf_id_of_vf(void *hwdev); + +/* * + * @brief hinic3_func_type - get function type + * @param hwdev: device pointer to hwdev + * @retval function type + */ +enum func_type hinic3_func_type(void *hwdev); + +/* * + * @brief hinic3_get_stateful_enable - get stateful status + * @param hwdev: device pointer to hwdev + * @retval stateful enabel status + */ +bool hinic3_get_stateful_enable(void *hwdev); + +/* * + * @brief hinic3_host_oq_id_mask - get oq id + * @param hwdev: device pointer to hwdev + * @retval oq id + */ +u8 hinic3_host_oq_id_mask(void *hwdev); + +/* * + * @brief hinic3_host_id - get host id + * @param hwdev: device pointer to hwdev + * @retval host id + */ +u8 hinic3_host_id(void *hwdev); + +/* * + * @brief hinic3_func_max_qnum - get host total function number + * @param hwdev: device pointer to hwdev + * @retval non-zero: host total function number + * @retval zero: failure + */ +u16 hinic3_host_total_func(void *hwdev); + +/* * + * @brief hinic3_func_max_qnum - get max nic queue number + * @param hwdev: device pointer to hwdev + * @retval non-zero: max nic queue number + * @retval zero: failure + */ +u16 hinic3_func_max_nic_qnum(void *hwdev); + +/* * + * @brief hinic3_func_max_qnum - get max queue number + * @param hwdev: device pointer to hwdev + * @retval non-zero: max queue number + * @retval zero: failure + */ +u16 hinic3_func_max_qnum(void *hwdev); + +/* * + * @brief hinic3_er_id - get ep id + * @param hwdev: device pointer to hwdev + * @retval ep id + */ +u8 hinic3_ep_id(void *hwdev); /* Obtain service_cap.ep_id */ + +/* * + * @brief hinic3_er_id - get er id + * @param hwdev: device pointer to hwdev + * @retval er id + */ +u8 hinic3_er_id(void *hwdev); /* Obtain service_cap.er_id */ + +/* * + * @brief hinic3_physical_port_id - get physical port id + * @param hwdev: device pointer to hwdev + * @retval physical port id + */ +u8 hinic3_physical_port_id(void *hwdev); /* Obtain service_cap.port_id */ + +/* * + * @brief hinic3_func_max_vf - get vf number + * @param hwdev: device pointer to hwdev + * @retval non-zero: vf number + * @retval zero: failure + */ +u16 hinic3_func_max_vf(void *hwdev); /* Obtain service_cap.max_vf */ + +/* + * @brief hinic3_max_pf_num - get global max pf number + */ +u8 hinic3_max_pf_num(void *hwdev); + +/* * + * @brief hinic3_host_pf_num - get current host pf number + * @param hwdev: device pointer to hwdev + * @retval non-zero: pf number + * @retval zero: failure + */ +u32 hinic3_host_pf_num(void *hwdev); /* Obtain service_cap.pf_num */ + +/* * + * @brief hinic3_host_pf_id_start - get current host pf id start + * @param hwdev: device pointer to hwdev + * @retval non-zero: pf id start + * @retval zero: failure + */ +u32 hinic3_host_pf_id_start(void *hwdev); /* Obtain service_cap.pf_num */ + +/* * + * @brief hinic3_pcie_itf_id - get pcie port id + * @param hwdev: device pointer to hwdev + * @retval pcie port id + */ +u8 hinic3_pcie_itf_id(void *hwdev); + +/* * + * @brief hinic3_vf_in_pf - get vf offset in pf + * @param hwdev: device pointer to hwdev + * @retval vf offset in pf + */ +u8 hinic3_vf_in_pf(void *hwdev); + +/* * + * @brief hinic3_cos_valid_bitmap - get cos valid bitmap + * @param hwdev: device pointer to hwdev + * @retval non-zero: valid cos bit map + * @retval zero: failure + */ +int hinic3_cos_valid_bitmap(void *hwdev, u8 *func_dft_cos, u8 *port_cos_bitmap); + +/* * + * @brief hinic3_stateful_init - init stateful resource + * @param hwdev: device pointer to hwdev + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_stateful_init(void *hwdev); + +/* * + * @brief hinic3_stateful_deinit - deinit stateful resource + * @param hwdev: device pointer to hwdev + */ +void hinic3_stateful_deinit(void *hwdev); + +/* * + * @brief hinic3_free_stateful - sdk remove free stateful resource + * @param hwdev: device pointer to hwdev + */ +void hinic3_free_stateful(void *hwdev); + +/* * + * @brief hinic3_need_init_stateful_default - get need init stateful default + * @param hwdev: device pointer to hwdev + */ +bool hinic3_need_init_stateful_default(void *hwdev); + +/* * + * @brief hinic3_get_card_present_state - get card present state + * @param hwdev: device pointer to hwdev + * @param card_present_state: return card present state + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_card_present_state(void *hwdev, bool *card_present_state); + +/* * + * @brief hinic3_func_rx_tx_flush - function flush + * @param hwdev: device pointer to hwdev + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_func_rx_tx_flush(void *hwdev, u16 channel); + +/* * + * @brief hinic3_flush_mgmt_workq - when remove function should flush work queue + * @param hwdev: device pointer to hwdev + */ +void hinic3_flush_mgmt_workq(void *hwdev); + +/* + * @brief hinic3_ceq_num get toe ceq num + */ +u8 hinic3_ceq_num(void *hwdev); + +/* + * @brief hinic3_intr_num get intr num + */ +u16 hinic3_intr_num(void *hwdev); + +/* + * @brief hinic3_flexq_en get flexq en + */ +u8 hinic3_flexq_en(void *hwdev); + +/** + * @brief hinic3_fault_event_report - report fault event + * @param hwdev: device pointer to hwdev + * @param src: fault event source, reference to enum hinic3_fault_source_type + * @param level: fault level, reference to enum hinic3_fault_err_level + */ +void hinic3_fault_event_report(void *hwdev, u16 src, u16 level); + +/** + * @brief hinic3_probe_success - notify device probe successfull + * @param hwdev: device pointer to hwdev + */ +void hinic3_probe_success(void *hwdev); + +/** + * @brief hinic3_set_func_svc_used_state - set function service used state + * @param hwdev: device pointer to hwdev + * @param svc_type: service type + * @param state: function used state + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_func_svc_used_state(void *hwdev, u16 svc_type, u8 state, + u16 channel); + +/** + * @brief hinic3_get_self_test_result - get self test result + * @param hwdev: device pointer to hwdev + * @retval self test result + */ +u32 hinic3_get_self_test_result(void *hwdev); + +/* * + * @brief hinic3_get_slave_host_enable - get slave host enable + * @param hwdev: device pointer to hwdev + * @param host_id: set host id + * @param slave_en-zero: slave is enable + * @retval zero: failure + */ +void set_slave_host_enable(void *hwdev, u8 host_id, bool enable); + +/* * + * @brief hinic3_get_slave_bitmap - get slave host bitmap + * @param hwdev: device pointer to hwdev + * @param slave_host_bitmap-zero: slave host bitmap + * @retval zero: failure + */ +int hinic3_get_slave_bitmap(void *hwdev, u8 *slave_host_bitmap); + +/* * + * @brief hinic3_get_slave_host_enable - get slave host enable + * @param hwdev: device pointer to hwdev + * @param host_id: get host id + * @param slave_en-zero: slave is enable + * @retval zero: failure + */ +int hinic3_get_slave_host_enable(void *hwdev, u8 host_id, u8 *slave_en); + +/* * + * @brief hinic3_set_host_migrate_enable - set migrate host enable + * @param hwdev: device pointer to hwdev + * @param host_id: get host id + * @param slave_en-zero: migrate is enable + * @retval zero: failure + */ +int hinic3_set_host_migrate_enable(void *hwdev, u8 host_id, bool enable); + +/* * + * @brief hinic3_get_host_migrate_enable - get migrate host enable + * @param hwdev: device pointer to hwdev + * @param host_id: get host id + * @param slave_en-zero: migrte enable ptr + * @retval zero: failure + */ +int hinic3_get_host_migrate_enable(void *hwdev, u8 host_id, u8 *migrate_en); + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_dbg.c b/drivers/net/ethernet/huawei/hinic3/hinic3_dbg.c new file mode 100644 index 000000000000..c498353b4477 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_dbg.c @@ -0,0 +1,983 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/types.h> +#include <linux/semaphore.h> + +#include "hinic3_crm.h" +#include "hinic3_hw.h" +#include "hinic3_mt.h" +#include "hinic3_nic_dev.h" +#include "hinic3_nic_dbg.h" +#include "hinic3_nic_qp.h" +#include "hinic3_rx.h" +#include "hinic3_tx.h" +#include "hinic3_dcb.h" +#include "hinic3_nic.h" +#include "hinic3_mgmt_interface.h" + +typedef int (*nic_driv_module)(struct hinic3_nic_dev *nic_dev, + const void *buf_in, u32 in_size, + void *buf_out, u32 *out_size); + +struct nic_drv_module_handle { + enum driver_cmd_type driv_cmd_name; + nic_driv_module driv_func; +}; + +static int get_nic_drv_version(void *buf_out, const u32 *out_size) +{ + struct drv_version_info *ver_info = buf_out; + int err; + + if (!buf_out) { + pr_err("Buf_out is NULL.\n"); + return -EINVAL; + } + + if (*out_size != sizeof(*ver_info)) { + pr_err("Unexpect out buf size from user :%u, expect: %lu\n", + *out_size, sizeof(*ver_info)); + return -EINVAL; + } + + err = snprintf(ver_info->ver, sizeof(ver_info->ver), "%s %s", + HINIC3_NIC_DRV_VERSION, "2023-04-13_16:36:41"); + if (err < 0) + return -EINVAL; + + return 0; +} + +static int get_tx_info(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + u16 q_id; + + if (!HINIC3_CHANNEL_RES_VALID(nic_dev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Netdev is down, can't get tx info\n"); + return -EFAULT; + } + + if (!buf_in || !buf_out) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Buf_in or buf_out is NULL.\n"); + return -EINVAL; + } + + if (!out_size || in_size != sizeof(u32)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect in buf size from user :%u, expect: %lu\n", + in_size, sizeof(u32)); + return -EINVAL; + } + + q_id = (u16)(*((u32 *)buf_in)); + + return hinic3_dbg_get_sq_info(nic_dev->hwdev, q_id, buf_out, *out_size); +} + +static int get_q_num(struct hinic3_nic_dev *nic_dev, + const void *buf_in, u32 in_size, + void *buf_out, u32 *out_size) +{ + if (!HINIC3_CHANNEL_RES_VALID(nic_dev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Netdev is down, can't get queue number\n"); + return -EFAULT; + } + + if (!buf_out) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Get queue number para buf_out is NULL.\n"); + return -EINVAL; + } + + if (!out_size || *out_size != sizeof(u16)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect out buf size from user: %u, expect: %lu\n", + *out_size, sizeof(u16)); + return -EINVAL; + } + + *((u16 *)buf_out) = nic_dev->q_params.num_qps; + + return 0; +} + +static int get_tx_wqe_info(struct hinic3_nic_dev *nic_dev, + const void *buf_in, u32 in_size, + void *buf_out, u32 *out_size) +{ + const struct wqe_info *info = buf_in; + u16 wqebb_cnt = 1; + + if (!HINIC3_CHANNEL_RES_VALID(nic_dev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Netdev is down, can't get tx wqe info\n"); + return -EFAULT; + } + + if (!buf_in || !buf_out) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Buf_in or buf_out is NULL.\n"); + return -EINVAL; + } + + if (!out_size || in_size != sizeof(struct wqe_info)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect buf size from user, in_size: %u, expect: %lu\n", + in_size, sizeof(struct wqe_info)); + return -EINVAL; + } + + return hinic3_dbg_get_wqe_info(nic_dev->hwdev, (u16)info->q_id, + (u16)info->wqe_id, wqebb_cnt, + buf_out, (u16 *)out_size, HINIC3_SQ); +} + +static int get_rx_info(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + struct nic_rq_info *rq_info = buf_out; + u16 q_id; + int err; + + if (!HINIC3_CHANNEL_RES_VALID(nic_dev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Netdev is down, can't get rx info\n"); + return -EFAULT; + } + + if (!buf_in || !buf_out) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Buf_in or buf_out is NULL.\n"); + return -EINVAL; + } + + if (!out_size || in_size != sizeof(u32)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect buf size from user, in_size: %u, expect: %lu\n", + in_size, sizeof(u32)); + return -EINVAL; + } + + q_id = (u16)(*((u32 *)buf_in)); + + err = hinic3_dbg_get_rq_info(nic_dev->hwdev, q_id, buf_out, *out_size); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Get rq info failed, ret is %d.\n", err); + return err; + } + + rq_info->delta = (u16)nic_dev->rxqs[q_id].delta; + rq_info->ci = (u16)(nic_dev->rxqs[q_id].cons_idx & nic_dev->rxqs[q_id].q_mask); + rq_info->sw_pi = nic_dev->rxqs[q_id].next_to_update; + rq_info->msix_vector = nic_dev->rxqs[q_id].irq_id; + + rq_info->coalesc_timer_cfg = nic_dev->rxqs[q_id].last_coalesc_timer_cfg; + rq_info->pending_limt = nic_dev->rxqs[q_id].last_pending_limt; + + return 0; +} + +static int get_rx_wqe_info(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + const struct wqe_info *info = buf_in; + u16 wqebb_cnt = 1; + + if (!HINIC3_CHANNEL_RES_VALID(nic_dev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Netdev is down, can't get rx wqe info\n"); + return -EFAULT; + } + + if (!buf_in || !buf_out) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Buf_in or buf_out is NULL.\n"); + return -EINVAL; + } + + if (!out_size || in_size != sizeof(struct wqe_info)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect buf size from user, in_size: %u, expect: %lu\n", + in_size, sizeof(struct wqe_info)); + return -EINVAL; + } + + return hinic3_dbg_get_wqe_info(nic_dev->hwdev, (u16)info->q_id, + (u16)info->wqe_id, wqebb_cnt, + buf_out, (u16 *)out_size, HINIC3_RQ); +} + +static int get_rx_cqe_info(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + const struct wqe_info *info = buf_in; + u16 q_id = 0; + u16 idx = 0; + + if (!HINIC3_CHANNEL_RES_VALID(nic_dev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Netdev is down, can't get rx cqe info\n"); + return -EFAULT; + } + + if (!buf_in || !buf_out) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Buf_in or buf_out is NULL.\n"); + return -EINVAL; + } + + if (in_size != sizeof(struct wqe_info)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect buf size from user, in_size: %u, expect: %lu\n", + in_size, sizeof(struct wqe_info)); + return -EINVAL; + } + + if (!out_size || *out_size != sizeof(struct hinic3_rq_cqe)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect out buf size from user :%u, expect: %lu\n", + *out_size, sizeof(struct hinic3_rq_cqe)); + return -EINVAL; + } + q_id = (u16)info->q_id; + idx = (u16)info->wqe_id; + + if (q_id >= nic_dev->q_params.num_qps || idx >= nic_dev->rxqs[q_id].q_depth) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Invalid q_id[%u] >= %u, or wqe idx[%u] >= %u.\n", + q_id, nic_dev->q_params.num_qps, idx, nic_dev->rxqs[q_id].q_depth); + return -EFAULT; + } + + memcpy(buf_out, nic_dev->rxqs[q_id].rx_info[idx].cqe, + sizeof(struct hinic3_rq_cqe)); + + return 0; +} + +static void clean_nicdev_stats(struct hinic3_nic_dev *nic_dev) +{ + u64_stats_update_begin(&nic_dev->stats.syncp); + nic_dev->stats.netdev_tx_timeout = 0; + nic_dev->stats.tx_carrier_off_drop = 0; + nic_dev->stats.tx_invalid_qid = 0; + nic_dev->stats.rsvd1 = 0; + nic_dev->stats.rsvd2 = 0; + u64_stats_update_end(&nic_dev->stats.syncp); +} + +static int clear_func_static(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + int i; + + *out_size = 0; +#ifndef HAVE_NETDEV_STATS_IN_NETDEV + memset(&nic_dev->net_stats, 0, sizeof(nic_dev->net_stats)); +#endif + clean_nicdev_stats(nic_dev); + for (i = 0; i < nic_dev->max_qps; i++) { + hinic3_rxq_clean_stats(&nic_dev->rxqs[i].rxq_stats); + hinic3_txq_clean_stats(&nic_dev->txqs[i].txq_stats); + } + + return 0; +} + +static int get_loopback_mode(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + struct hinic3_nic_loop_mode *mode = buf_out; + + if (!out_size || !mode) + return -EINVAL; + + if (*out_size != sizeof(*mode)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect out buf size from user: %u, expect: %lu\n", + *out_size, sizeof(*mode)); + return -EINVAL; + } + + return hinic3_get_loopback_mode(nic_dev->hwdev, (u8 *)&mode->loop_mode, + (u8 *)&mode->loop_ctrl); +} + +static int set_loopback_mode(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + const struct hinic3_nic_loop_mode *mode = buf_in; + int err; + + if (!test_bit(HINIC3_INTF_UP, &nic_dev->flags)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Netdev is down, can't set loopback mode\n"); + return -EFAULT; + } + + if (!mode || !out_size || in_size != sizeof(*mode)) + return -EINVAL; + + if (*out_size != sizeof(*mode)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect out buf size from user: %u, expect: %lu\n", + *out_size, sizeof(*mode)); + return -EINVAL; + } + + err = hinic3_set_loopback_mode(nic_dev->hwdev, (u8)mode->loop_mode, + (u8)mode->loop_ctrl); + if (err == 0) + nicif_info(nic_dev, drv, nic_dev->netdev, "Set loopback mode %u en %u succeed\n", + mode->loop_mode, mode->loop_ctrl); + + return err; +} + +enum hinic3_nic_link_mode { + HINIC3_LINK_MODE_AUTO = 0, + HINIC3_LINK_MODE_UP, + HINIC3_LINK_MODE_DOWN, + HINIC3_LINK_MODE_MAX, +}; + +static int set_link_mode_param_valid(struct hinic3_nic_dev *nic_dev, + const void *buf_in, u32 in_size, + const u32 *out_size) +{ + if (!test_bit(HINIC3_INTF_UP, &nic_dev->flags)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Netdev is down, can't set link mode\n"); + return -EFAULT; + } + + if (!buf_in || !out_size || + in_size != sizeof(enum hinic3_nic_link_mode)) + return -EINVAL; + + if (*out_size != sizeof(enum hinic3_nic_link_mode)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect out buf size from user: %u, expect: %lu\n", + *out_size, sizeof(enum hinic3_nic_link_mode)); + return -EINVAL; + } + + return 0; +} + +static int set_link_mode(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + const enum hinic3_nic_link_mode *link = buf_in; + u8 link_status; + + if (set_link_mode_param_valid(nic_dev, buf_in, in_size, out_size)) + return -EFAULT; + + switch (*link) { + case HINIC3_LINK_MODE_AUTO: + if (hinic3_get_link_state(nic_dev->hwdev, &link_status)) + link_status = false; + hinic3_link_status_change(nic_dev, (bool)link_status); + nicif_info(nic_dev, drv, nic_dev->netdev, + "Set link mode: auto succeed, now is link %s\n", + (link_status ? "up" : "down")); + break; + case HINIC3_LINK_MODE_UP: + hinic3_link_status_change(nic_dev, true); + nicif_info(nic_dev, drv, nic_dev->netdev, + "Set link mode: up succeed\n"); + break; + case HINIC3_LINK_MODE_DOWN: + hinic3_link_status_change(nic_dev, false); + nicif_info(nic_dev, drv, nic_dev->netdev, + "Set link mode: down succeed\n"); + break; + default: + nicif_err(nic_dev, drv, nic_dev->netdev, + "Invalid link mode %d to set\n", *link); + return -EINVAL; + } + + return 0; +} + +static int set_pf_bw_limit(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + u32 pf_bw_limit; + int err; + + if (HINIC3_FUNC_IS_VF(nic_dev->hwdev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, "To set VF bandwidth rate, please use ip link cmd\n"); + return -EINVAL; + } + + if (!buf_in || !buf_out || in_size != sizeof(u32) || !out_size || *out_size != sizeof(u8)) + return -EINVAL; + + pf_bw_limit = *((u32 *)buf_in); + + err = hinic3_set_pf_bw_limit(nic_dev->hwdev, pf_bw_limit); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to set pf bandwidth limit to %d%%\n", + pf_bw_limit); + if (err < 0) + return err; + } + + *((u8 *)buf_out) = (u8)err; + + return 0; +} + +static int get_pf_bw_limit(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (HINIC3_FUNC_IS_VF(nic_dev->hwdev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, "To get VF bandwidth rate, please use ip link cmd\n"); + return -EINVAL; + } + + if (!buf_out || !out_size) + return -EINVAL; + + if (*out_size != sizeof(u32)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect out buf size from user: %d, expect: %lu\n", + *out_size, sizeof(u32)); + return -EFAULT; + } + + nic_io = hinic3_get_service_adapter(nic_dev->hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + *((u32 *)buf_out) = nic_io->nic_cfg.pf_bw_limit; + + return 0; +} + +static int get_sset_count(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + u32 count; + + if (!buf_in || in_size != sizeof(u32) || !out_size || + *out_size != sizeof(u32) || !buf_out) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Invalid parameters, in_size: %u\n", + in_size); + return -EINVAL; + } + + switch (*((u32 *)buf_in)) { + case HINIC3_SHOW_SSET_IO_STATS: + count = hinic3_get_io_stats_size(nic_dev); + break; + default: + count = 0; + break; + } + + *((u32 *)buf_out) = count; + + return 0; +} + +static int get_sset_stats(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + struct hinic3_show_item *items = buf_out; + u32 sset, count, size; + int err; + + if (!buf_in || in_size != sizeof(u32) || !out_size || !buf_out) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Invalid parameters, in_size: %u\n", + in_size); + return -EINVAL; + } + + size = sizeof(u32); + err = get_sset_count(nic_dev, buf_in, in_size, &count, &size); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Get sset count failed, ret=%d\n", + err); + return -EINVAL; + } + if (count * sizeof(*items) != *out_size) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect out buf size from user :%u, expect: %lu\n", + *out_size, count * sizeof(*items)); + return -EINVAL; + } + + sset = *((u32 *)buf_in); + + switch (sset) { + case HINIC3_SHOW_SSET_IO_STATS: + hinic3_get_io_stats(nic_dev, items); + break; + + default: + nicif_err(nic_dev, drv, nic_dev->netdev, "Unknown %u to get stats\n", + sset); + err = -EINVAL; + break; + } + + return err; +} + +static int update_pcp_dscp_cfg(struct hinic3_nic_dev *nic_dev, + struct hinic3_dcb_config *wanted_dcb_cfg, + const struct hinic3_mt_qos_dev_cfg *qos_in) +{ + int i; + u8 cos_num = 0, valid_cos_bitmap = 0; + + if (qos_in->cfg_bitmap & CMD_QOS_DEV_PCP2COS) { + for (i = 0; i < NIC_DCB_UP_MAX; i++) { + if (!(nic_dev->func_dft_cos_bitmap & BIT(qos_in->pcp2cos[i]))) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Invalid cos=%u, func cos valid map is %u", + qos_in->pcp2cos[i], nic_dev->func_dft_cos_bitmap); + return -EINVAL; + } + + if ((BIT(qos_in->pcp2cos[i]) & valid_cos_bitmap) == 0) { + valid_cos_bitmap |= (u8)BIT(qos_in->pcp2cos[i]); + cos_num++; + } + } + + memcpy(wanted_dcb_cfg->pcp2cos, qos_in->pcp2cos, sizeof(qos_in->pcp2cos)); + wanted_dcb_cfg->pcp_user_cos_num = cos_num; + wanted_dcb_cfg->pcp_valid_cos_map = valid_cos_bitmap; + } + + if (qos_in->cfg_bitmap & CMD_QOS_DEV_DSCP2COS) { + cos_num = 0; + valid_cos_bitmap = 0; + for (i = 0; i < NIC_DCB_IP_PRI_MAX; i++) { + u8 cos = qos_in->dscp2cos[i] == DBG_DFLT_DSCP_VAL ? + nic_dev->wanted_dcb_cfg.dscp2cos[i] : qos_in->dscp2cos[i]; + + if (cos >= NIC_DCB_UP_MAX || !(nic_dev->func_dft_cos_bitmap & BIT(cos))) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Invalid cos=%u, func cos valid map is %u", + cos, nic_dev->func_dft_cos_bitmap); + return -EINVAL; + } + + if ((BIT(cos) & valid_cos_bitmap) == 0) { + valid_cos_bitmap |= (u8)BIT(cos); + cos_num++; + } + } + + for (i = 0; i < NIC_DCB_IP_PRI_MAX; i++) + wanted_dcb_cfg->dscp2cos[i] = qos_in->dscp2cos[i] == DBG_DFLT_DSCP_VAL ? + nic_dev->hw_dcb_cfg.dscp2cos[i] : qos_in->dscp2cos[i]; + wanted_dcb_cfg->dscp_user_cos_num = cos_num; + wanted_dcb_cfg->dscp_valid_cos_map = valid_cos_bitmap; + } + + return 0; +} + +static int update_wanted_qos_cfg(struct hinic3_nic_dev *nic_dev, + struct hinic3_dcb_config *wanted_dcb_cfg, + const struct hinic3_mt_qos_dev_cfg *qos_in) +{ + int ret; + u8 cos_num, valid_cos_bitmap; + + if (qos_in->cfg_bitmap & CMD_QOS_DEV_TRUST) { + if (qos_in->trust > DCB_DSCP) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Invalid trust=%u\n", qos_in->trust); + return -EINVAL; + } + + wanted_dcb_cfg->trust = qos_in->trust; + } + + if (qos_in->cfg_bitmap & CMD_QOS_DEV_DFT_COS) { + if (!(BIT(qos_in->dft_cos) & nic_dev->func_dft_cos_bitmap)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Invalid dft_cos=%u\n", qos_in->dft_cos); + return -EINVAL; + } + + wanted_dcb_cfg->default_cos = qos_in->dft_cos; + } + + ret = update_pcp_dscp_cfg(nic_dev, wanted_dcb_cfg, qos_in); + if (ret) + return ret; + + if (wanted_dcb_cfg->trust == DCB_PCP) { + cos_num = wanted_dcb_cfg->pcp_user_cos_num; + valid_cos_bitmap = wanted_dcb_cfg->pcp_valid_cos_map; + } else { + cos_num = wanted_dcb_cfg->dscp_user_cos_num; + valid_cos_bitmap = wanted_dcb_cfg->dscp_valid_cos_map; + } + + if (test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags)) { + if (cos_num > nic_dev->q_params.num_qps) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "DCB is on, cos num should not more than channel num:%u\n", + nic_dev->q_params.num_qps); + return -EOPNOTSUPP; + } + } + + if (!(BIT(wanted_dcb_cfg->default_cos) & valid_cos_bitmap)) { + nicif_info(nic_dev, drv, nic_dev->netdev, "Current default_cos=%u, change to %u\n", + wanted_dcb_cfg->default_cos, (u8)fls(valid_cos_bitmap) - 1); + wanted_dcb_cfg->default_cos = (u8)fls(valid_cos_bitmap) - 1; + } + + return 0; +} + +static int dcb_mt_qos_map(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + const struct hinic3_mt_qos_dev_cfg *qos_in = buf_in; + struct hinic3_mt_qos_dev_cfg *qos_out = buf_out; + u8 i; + int err; + + if (!buf_out || !out_size || !buf_in) + return -EINVAL; + + if (*out_size != sizeof(*qos_out) || in_size != sizeof(*qos_in)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect buf size from user, in_size: %u, out_size: %u, expect: %lu\n", + in_size, *out_size, sizeof(*qos_in)); + return -EINVAL; + } + + memcpy(qos_out, qos_in, sizeof(*qos_in)); + qos_out->head.status = 0; + if (qos_in->op_code & MT_DCB_OPCODE_WR) { + memcpy(&nic_dev->wanted_dcb_cfg, &nic_dev->hw_dcb_cfg, + sizeof(struct hinic3_dcb_config)); + err = update_wanted_qos_cfg(nic_dev, &nic_dev->wanted_dcb_cfg, qos_in); + if (err) { + qos_out->head.status = MT_EINVAL; + return 0; + } + + err = hinic3_dcbcfg_set_up_bitmap(nic_dev); + if (err) + qos_out->head.status = MT_EIO; + } else { + qos_out->dft_cos = nic_dev->hw_dcb_cfg.default_cos; + qos_out->trust = nic_dev->hw_dcb_cfg.trust; + for (i = 0; i < NIC_DCB_UP_MAX; i++) + qos_out->pcp2cos[i] = nic_dev->hw_dcb_cfg.pcp2cos[i]; + for (i = 0; i < NIC_DCB_IP_PRI_MAX; i++) + qos_out->dscp2cos[i] = nic_dev->hw_dcb_cfg.dscp2cos[i]; + } + + return 0; +} + +static int dcb_mt_dcb_state(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + const struct hinic3_mt_dcb_state *dcb_in = buf_in; + struct hinic3_mt_dcb_state *dcb_out = buf_out; + int err; + u8 user_cos_num; + u8 netif_run = 0; + + if (!buf_in || !buf_out || !out_size) + return -EINVAL; + + if (*out_size != sizeof(*dcb_out) || in_size != sizeof(*dcb_in)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect buf size from user, in_size: %u, out_size: %u, expect: %lu\n", + in_size, *out_size, sizeof(*dcb_in)); + return -EINVAL; + } + + user_cos_num = hinic3_get_dev_user_cos_num(nic_dev); + memcpy(dcb_out, dcb_in, sizeof(*dcb_in)); + dcb_out->head.status = 0; + if (dcb_in->op_code & MT_DCB_OPCODE_WR) { + if (test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags) == dcb_in->state) + return 0; + + if (dcb_in->state) { + if (user_cos_num > nic_dev->q_params.num_qps) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "cos num %u should not more than channel num %u\n", + user_cos_num, + nic_dev->q_params.num_qps); + + return -EOPNOTSUPP; + } + } + + rtnl_lock(); + if (netif_running(nic_dev->netdev)) { + netif_run = 1; + hinic3_vport_down(nic_dev); + } + + err = hinic3_setup_cos(nic_dev->netdev, dcb_in->state ? user_cos_num : 0, + netif_run); + if (err) + goto setup_cos_fail; + + if (netif_run) { + err = hinic3_vport_up(nic_dev); + if (err) + goto vport_up_fail; + } + rtnl_unlock(); + } else { + dcb_out->state = !!test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags); + } + + return 0; + +vport_up_fail: + hinic3_setup_cos(nic_dev->netdev, dcb_in->state ? 0 : user_cos_num, netif_run); + +setup_cos_fail: + if (netif_run) + hinic3_vport_up(nic_dev); + rtnl_unlock(); + + return err; +} + +static int dcb_mt_hw_qos_get(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + const struct hinic3_mt_qos_cos_cfg *cos_cfg_in = buf_in; + struct hinic3_mt_qos_cos_cfg *cos_cfg_out = buf_out; + + if (!buf_in || !buf_out || !out_size) + return -EINVAL; + + if (*out_size != sizeof(*cos_cfg_out) || in_size != sizeof(*cos_cfg_in)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect buf size from user, in_size: %u, out_size: %u, expect: %lu\n", + in_size, *out_size, sizeof(*cos_cfg_in)); + return -EINVAL; + } + + memcpy(cos_cfg_out, cos_cfg_in, sizeof(*cos_cfg_in)); + cos_cfg_out->head.status = 0; + + cos_cfg_out->port_id = hinic3_physical_port_id(nic_dev->hwdev); + cos_cfg_out->func_cos_bitmap = (u8)nic_dev->func_dft_cos_bitmap; + cos_cfg_out->port_cos_bitmap = (u8)nic_dev->port_dft_cos_bitmap; + cos_cfg_out->func_max_cos_num = nic_dev->cos_config_num_max; + + return 0; +} + +static int get_inter_num(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + u16 intr_num; + + intr_num = hinic3_intr_num(nic_dev->hwdev); + + if (!buf_out || !out_size || *out_size != sizeof(u16)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect out buf size from user :%u, expect: %lu\n", + *out_size, sizeof(u16)); + return -EFAULT; + } + *(u16 *)buf_out = intr_num; + + return 0; +} + +static int get_netdev_name(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + if (!buf_out || !out_size || *out_size != IFNAMSIZ) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect out buf size from user :%u, expect: %u\n", + *out_size, IFNAMSIZ); + return -EFAULT; + } + + strlcpy(buf_out, nic_dev->netdev->name, IFNAMSIZ); + + return 0; +} + +static int get_netdev_tx_timeout(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + struct net_device *net_dev = nic_dev->netdev; + int *tx_timeout = buf_out; + + if (!buf_out || !out_size) + return -EINVAL; + + if (*out_size != sizeof(int)) { + nicif_err(nic_dev, drv, net_dev, "Unexpect buf size from user, out_size: %u, expect: %lu\n", + *out_size, sizeof(int)); + return -EINVAL; + } + + *tx_timeout = net_dev->watchdog_timeo; + + return 0; +} + +static int set_netdev_tx_timeout(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + struct net_device *net_dev = nic_dev->netdev; + const int *tx_timeout = buf_in; + + if (!buf_in) + return -EINVAL; + + if (in_size != sizeof(int)) { + nicif_err(nic_dev, drv, net_dev, "Unexpect buf size from user, in_size: %u, expect: %lu\n", + in_size, sizeof(int)); + return -EINVAL; + } + + net_dev->watchdog_timeo = *tx_timeout * HZ; + nicif_info(nic_dev, drv, net_dev, "Set tx timeout check period to %ds\n", *tx_timeout); + + return 0; +} + +static int get_xsfp_present(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + struct mag_cmd_get_xsfp_present *sfp_abs = buf_out; + + if (!buf_in || !buf_out || !out_size) + return -EINVAL; + + if (*out_size != sizeof(*sfp_abs) || in_size != sizeof(*sfp_abs)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect buf size from user, in_size: %u, out_size: %u, expect: %lu\n", + in_size, *out_size, sizeof(*sfp_abs)); + return -EINVAL; + } + + sfp_abs->head.status = 0; + sfp_abs->abs_status = hinic3_if_sfp_absent(nic_dev->hwdev); + + return 0; +} + +static int get_xsfp_info(struct hinic3_nic_dev *nic_dev, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + struct mag_cmd_get_xsfp_info *sfp_info = buf_out; + int err; + + if (!buf_in || !buf_out || !out_size) + return -EINVAL; + + if (*out_size != sizeof(*sfp_info) || in_size != sizeof(*sfp_info)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unexpect buf size from user, in_size: %u, out_size: %u, expect: %lu\n", + in_size, *out_size, sizeof(*sfp_info)); + return -EINVAL; + } + + err = hinic3_get_sfp_info(nic_dev->hwdev, sfp_info); + if (err) { + sfp_info->head.status = MT_EIO; + return 0; + } + + return 0; +} + +static const struct nic_drv_module_handle nic_driv_module_cmd_handle[] = { + {TX_INFO, get_tx_info}, + {Q_NUM, get_q_num}, + {TX_WQE_INFO, get_tx_wqe_info}, + {RX_INFO, get_rx_info}, + {RX_WQE_INFO, get_rx_wqe_info}, + {RX_CQE_INFO, get_rx_cqe_info}, + {GET_INTER_NUM, get_inter_num}, + {CLEAR_FUNC_STASTIC, clear_func_static}, + {GET_LOOPBACK_MODE, get_loopback_mode}, + {SET_LOOPBACK_MODE, set_loopback_mode}, + {SET_LINK_MODE, set_link_mode}, + {SET_PF_BW_LIMIT, set_pf_bw_limit}, + {GET_PF_BW_LIMIT, get_pf_bw_limit}, + {GET_SSET_COUNT, get_sset_count}, + {GET_SSET_ITEMS, get_sset_stats}, + {DCB_STATE, dcb_mt_dcb_state}, + {QOS_DEV, dcb_mt_qos_map}, + {GET_QOS_COS, dcb_mt_hw_qos_get}, + {GET_ULD_DEV_NAME, get_netdev_name}, + {GET_TX_TIMEOUT, get_netdev_tx_timeout}, + {SET_TX_TIMEOUT, set_netdev_tx_timeout}, + {GET_XSFP_PRESENT, get_xsfp_present}, + {GET_XSFP_INFO, get_xsfp_info}, +}; + +static int send_to_nic_driver(struct hinic3_nic_dev *nic_dev, + u32 cmd, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + int index, num_cmds = sizeof(nic_driv_module_cmd_handle) / + sizeof(nic_driv_module_cmd_handle[0]); + enum driver_cmd_type cmd_type = (enum driver_cmd_type)cmd; + int err = 0; + + mutex_lock(&nic_dev->nic_mutex); + for (index = 0; index < num_cmds; index++) { + if (cmd_type == + nic_driv_module_cmd_handle[index].driv_cmd_name) { + err = nic_driv_module_cmd_handle[index].driv_func + (nic_dev, buf_in, + in_size, buf_out, out_size); + break; + } + } + mutex_unlock(&nic_dev->nic_mutex); + + if (index == num_cmds) { + pr_err("Can't find callback for %d\n", cmd_type); + return -EINVAL; + } + + return err; +} + +int nic_ioctl(void *uld_dev, u32 cmd, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size) +{ + if (cmd == GET_DRV_VERSION) + return get_nic_drv_version(buf_out, out_size); + else if (!uld_dev) + return -EINVAL; + + return send_to_nic_driver(uld_dev, cmd, buf_in, + in_size, buf_out, out_size); +} + diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_dcb.c b/drivers/net/ethernet/huawei/hinic3/hinic3_dcb.c new file mode 100644 index 000000000000..a1fb4afb323e --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_dcb.c @@ -0,0 +1,405 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/device.h> +#include <linux/module.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/interrupt.h> +#include <linux/etherdevice.h> +#include <linux/netdevice.h> + +#include "hinic3_crm.h" +#include "hinic3_lld.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_srv_nic.h" +#include "hinic3_nic_dev.h" +#include "hinic3_dcb.h" + +#define MAX_BW_PERCENT 100 + +u8 hinic3_get_dev_user_cos_num(struct hinic3_nic_dev *nic_dev) +{ + if (nic_dev->hw_dcb_cfg.trust == 0) + return nic_dev->hw_dcb_cfg.pcp_user_cos_num; + if (nic_dev->hw_dcb_cfg.trust == 1) + return nic_dev->hw_dcb_cfg.dscp_user_cos_num; + return 0; +} + +u8 hinic3_get_dev_valid_cos_map(struct hinic3_nic_dev *nic_dev) +{ + if (nic_dev->hw_dcb_cfg.trust == 0) + return nic_dev->hw_dcb_cfg.pcp_valid_cos_map; + if (nic_dev->hw_dcb_cfg.trust == 1) + return nic_dev->hw_dcb_cfg.dscp_valid_cos_map; + return 0; +} + +void hinic3_update_qp_cos_cfg(struct hinic3_nic_dev *nic_dev, u8 num_cos) +{ + struct hinic3_dcb_config *dcb_cfg = &nic_dev->hw_dcb_cfg; + u8 i, remainder, num_sq_per_cos, cur_cos_num = 0; + u8 valid_cos_map = hinic3_get_dev_valid_cos_map(nic_dev); + + if (num_cos == 0) + return; + + num_sq_per_cos = (u8)(nic_dev->q_params.num_qps / num_cos); + if (num_sq_per_cos == 0) + return; + + remainder = nic_dev->q_params.num_qps % num_sq_per_cos; + + memset(dcb_cfg->cos_qp_offset, 0, sizeof(dcb_cfg->cos_qp_offset)); + memset(dcb_cfg->cos_qp_num, 0, sizeof(dcb_cfg->cos_qp_num)); + + for (i = 0; i < PCP_MAX_UP; i++) { + if (BIT(i) & valid_cos_map) { + u8 cos_qp_num = num_sq_per_cos; + u8 cos_qp_offset = (u8)(cur_cos_num * num_sq_per_cos); + + if (cur_cos_num < remainder) { + cos_qp_num++; + cos_qp_offset += cur_cos_num; + } else { + cos_qp_offset += remainder; + } + + cur_cos_num++; + valid_cos_map -= (u8)BIT(i); + + dcb_cfg->cos_qp_offset[i] = cos_qp_offset; + dcb_cfg->cos_qp_num[i] = cos_qp_num; + hinic3_info(nic_dev, drv, "cos %u, cos_qp_offset=%u cos_qp_num=%u\n", + i, cos_qp_offset, cos_qp_num); + } + } + + memcpy(nic_dev->wanted_dcb_cfg.cos_qp_offset, dcb_cfg->cos_qp_offset, + sizeof(dcb_cfg->cos_qp_offset)); + memcpy(nic_dev->wanted_dcb_cfg.cos_qp_num, dcb_cfg->cos_qp_num, + sizeof(dcb_cfg->cos_qp_num)); +} + +void hinic3_update_tx_db_cos(struct hinic3_nic_dev *nic_dev, u8 dcb_en) +{ + u8 i; + u16 start_qid, q_num; + + hinic3_set_txq_cos(nic_dev, 0, nic_dev->q_params.num_qps, + nic_dev->hw_dcb_cfg.default_cos); + if (!dcb_en) + return; + + for (i = 0; i < NIC_DCB_COS_MAX; i++) { + q_num = (u16)nic_dev->hw_dcb_cfg.cos_qp_num[i]; + if (q_num) { + start_qid = (u16)nic_dev->hw_dcb_cfg.cos_qp_offset[i]; + + hinic3_set_txq_cos(nic_dev, start_qid, q_num, i); + hinic3_info(nic_dev, drv, "update tx db cos, start_qid %u, q_num=%u cos=%u\n", + start_qid, q_num, i); + } + } +} + +static int hinic3_set_tx_cos_state(struct hinic3_nic_dev *nic_dev, u8 dcb_en) +{ + struct hinic3_dcb_config *dcb_cfg = &nic_dev->hw_dcb_cfg; + struct hinic3_dcb_state dcb_state = {0}; + u8 i; + int err; + + if (HINIC3_FUNC_IS_VF(nic_dev->hwdev)) { + /* VF does not support DCB, use the default cos */ + dcb_cfg->default_cos = (u8)fls(nic_dev->func_dft_cos_bitmap) - 1; + + return 0; + } + + dcb_state.dcb_on = dcb_en; + dcb_state.default_cos = dcb_cfg->default_cos; + dcb_state.trust = dcb_cfg->trust; + + if (dcb_en) { + for (i = 0; i < NIC_DCB_COS_MAX; i++) + dcb_state.pcp2cos[i] = dcb_cfg->pcp2cos[i]; + for (i = 0; i < NIC_DCB_IP_PRI_MAX; i++) + dcb_state.dscp2cos[i] = dcb_cfg->dscp2cos[i]; + } else { + memset(dcb_state.pcp2cos, dcb_cfg->default_cos, sizeof(dcb_state.pcp2cos)); + memset(dcb_state.dscp2cos, dcb_cfg->default_cos, sizeof(dcb_state.dscp2cos)); + } + + err = hinic3_set_dcb_state(nic_dev->hwdev, &dcb_state); + if (err) + hinic3_err(nic_dev, drv, "Failed to set dcb state\n"); + + return err; +} + +static int hinic3_configure_dcb_hw(struct hinic3_nic_dev *nic_dev, u8 dcb_en) +{ + int err; + u8 user_cos_num = hinic3_get_dev_user_cos_num(nic_dev); + + err = hinic3_sync_dcb_state(nic_dev->hwdev, 1, dcb_en); + if (err) { + hinic3_err(nic_dev, drv, "Set dcb state failed\n"); + return err; + } + + hinic3_update_qp_cos_cfg(nic_dev, user_cos_num); + hinic3_update_tx_db_cos(nic_dev, dcb_en); + + err = hinic3_set_tx_cos_state(nic_dev, dcb_en); + if (err) { + hinic3_err(nic_dev, drv, "Set tx cos state failed\n"); + goto set_tx_cos_fail; + } + + err = hinic3_rx_configure(nic_dev->netdev, dcb_en); + if (err) { + hinic3_err(nic_dev, drv, "rx configure failed\n"); + goto rx_configure_fail; + } + + if (dcb_en) + set_bit(HINIC3_DCB_ENABLE, &nic_dev->flags); + else + clear_bit(HINIC3_DCB_ENABLE, &nic_dev->flags); + + return 0; +rx_configure_fail: + hinic3_set_tx_cos_state(nic_dev, dcb_en ? 0 : 1); + +set_tx_cos_fail: + hinic3_update_tx_db_cos(nic_dev, dcb_en ? 0 : 1); + hinic3_sync_dcb_state(nic_dev->hwdev, 1, dcb_en ? 0 : 1); + + return err; +} + +int hinic3_setup_cos(struct net_device *netdev, u8 cos, u8 netif_run) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int err; + + if (cos && test_bit(HINIC3_SAME_RXTX, &nic_dev->flags)) { + nicif_err(nic_dev, drv, netdev, "Failed to enable DCB while Symmetric RSS is enabled\n"); + return -EOPNOTSUPP; + } + + if (cos > nic_dev->cos_config_num_max) { + nicif_err(nic_dev, drv, netdev, "Invalid num_tc: %u, max cos: %u\n", + cos, nic_dev->cos_config_num_max); + return -EINVAL; + } + + err = hinic3_configure_dcb_hw(nic_dev, cos ? 1 : 0); + if (err) + return err; + + return 0; +} + +static u8 get_cos_num(u8 hw_valid_cos_bitmap) +{ + u8 support_cos = 0; + u8 i; + + for (i = 0; i < NIC_DCB_COS_MAX; i++) + if (hw_valid_cos_bitmap & BIT(i)) + support_cos++; + + return support_cos; +} + +static void hinic3_sync_dcb_cfg(struct hinic3_nic_dev *nic_dev, + const struct hinic3_dcb_config *dcb_cfg) +{ + struct hinic3_dcb_config *hw_cfg = &nic_dev->hw_dcb_cfg; + + memcpy(hw_cfg, dcb_cfg, sizeof(struct hinic3_dcb_config)); +} + +static int init_default_dcb_cfg(struct hinic3_nic_dev *nic_dev, + struct hinic3_dcb_config *dcb_cfg) +{ + u8 i, hw_dft_cos_map, port_cos_bitmap, dscp_ind; + int err; + + err = hinic3_cos_valid_bitmap(nic_dev->hwdev, &hw_dft_cos_map, &port_cos_bitmap); + if (err) { + hinic3_err(nic_dev, drv, "None cos supported\n"); + return -EFAULT; + } + nic_dev->func_dft_cos_bitmap = hw_dft_cos_map; + nic_dev->port_dft_cos_bitmap = port_cos_bitmap; + + nic_dev->cos_config_num_max = get_cos_num(hw_dft_cos_map); + + dcb_cfg->trust = DCB_PCP; + dcb_cfg->pcp_user_cos_num = nic_dev->cos_config_num_max; + dcb_cfg->dscp_user_cos_num = nic_dev->cos_config_num_max; + dcb_cfg->default_cos = (u8)fls(nic_dev->func_dft_cos_bitmap) - 1; + dcb_cfg->pcp_valid_cos_map = hw_dft_cos_map; + dcb_cfg->dscp_valid_cos_map = hw_dft_cos_map; + + for (i = 0; i < NIC_DCB_COS_MAX; i++) { + dcb_cfg->pcp2cos[i] = hw_dft_cos_map & BIT(i) ? i : dcb_cfg->default_cos; + for (dscp_ind = 0; dscp_ind < NIC_DCB_COS_MAX; dscp_ind++) + dcb_cfg->dscp2cos[i * NIC_DCB_DSCP_NUM + dscp_ind] = dcb_cfg->pcp2cos[i]; + } + + return 0; +} + +void hinic3_dcb_reset_hw_config(struct hinic3_nic_dev *nic_dev) +{ + struct hinic3_dcb_config dft_cfg = {0}; + + init_default_dcb_cfg(nic_dev, &dft_cfg); + hinic3_sync_dcb_cfg(nic_dev, &dft_cfg); + + hinic3_info(nic_dev, drv, "Reset DCB configuration done\n"); +} + +int hinic3_configure_dcb(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int err; + + err = hinic3_sync_dcb_state(nic_dev->hwdev, 1, + test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags) ? 1 : 0); + if (err) { + hinic3_err(nic_dev, drv, "Set dcb state failed\n"); + return err; + } + + if (test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags)) + hinic3_sync_dcb_cfg(nic_dev, &nic_dev->wanted_dcb_cfg); + else + hinic3_dcb_reset_hw_config(nic_dev); + + return 0; +} + +int hinic3_dcb_init(struct hinic3_nic_dev *nic_dev) +{ + struct hinic3_dcb_config *dcb_cfg = &nic_dev->hw_dcb_cfg; + int err; + u8 dcb_en = test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags) ? 1 : 0; + + if (HINIC3_FUNC_IS_VF(nic_dev->hwdev)) + return hinic3_set_tx_cos_state(nic_dev, dcb_en); + + err = init_default_dcb_cfg(nic_dev, dcb_cfg); + if (err) { + hinic3_err(nic_dev, drv, "Initialize dcb configuration failed\n"); + return err; + } + + memcpy(&nic_dev->wanted_dcb_cfg, &nic_dev->hw_dcb_cfg, sizeof(struct hinic3_dcb_config)); + + hinic3_info(nic_dev, drv, "Support num cos %u, default cos %u\n", + nic_dev->cos_config_num_max, dcb_cfg->default_cos); + + err = hinic3_set_tx_cos_state(nic_dev, dcb_en); + if (err) { + hinic3_err(nic_dev, drv, "Set tx cos state failed\n"); + return err; + } + + sema_init(&nic_dev->dcb_sem, 1); + + return 0; +} + +static int change_qos_cfg(struct hinic3_nic_dev *nic_dev, const struct hinic3_dcb_config *dcb_cfg) +{ + struct net_device *netdev = nic_dev->netdev; + int err = 0; + u8 user_cos_num = hinic3_get_dev_user_cos_num(nic_dev); + + if (test_and_set_bit(HINIC3_DCB_UP_COS_SETTING, &nic_dev->dcb_flags)) { + nicif_warn(nic_dev, drv, netdev, + "Cos_up map setting in inprocess, please try again later\n"); + return -EFAULT; + } + + hinic3_sync_dcb_cfg(nic_dev, dcb_cfg); + + hinic3_update_qp_cos_cfg(nic_dev, user_cos_num); + + clear_bit(HINIC3_DCB_UP_COS_SETTING, &nic_dev->dcb_flags); + + return err; +} + +int hinic3_dcbcfg_set_up_bitmap(struct hinic3_nic_dev *nic_dev) +{ + int err, rollback_err; + u8 netif_run = 0; + struct hinic3_dcb_config old_dcb_cfg; + u8 user_cos_num = hinic3_get_dev_user_cos_num(nic_dev); + + memcpy(&old_dcb_cfg, &nic_dev->hw_dcb_cfg, sizeof(struct hinic3_dcb_config)); + + if (!memcmp(&nic_dev->wanted_dcb_cfg, &old_dcb_cfg, sizeof(struct hinic3_dcb_config))) { + nicif_info(nic_dev, drv, nic_dev->netdev, + "Same valid up bitmap, don't need to change anything\n"); + return 0; + } + + rtnl_lock(); + if (netif_running(nic_dev->netdev)) { + netif_run = 1; + hinic3_vport_down(nic_dev); + } + + err = change_qos_cfg(nic_dev, &nic_dev->wanted_dcb_cfg); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Set cos_up map to hw failed\n"); + goto change_qos_cfg_fail; + } + + if (test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags)) { + err = hinic3_setup_cos(nic_dev->netdev, user_cos_num, netif_run); + if (err) + goto set_err; + } + + if (netif_run) { + err = hinic3_vport_up(nic_dev); + if (err) + goto vport_up_fail; + } + + rtnl_unlock(); + + return 0; + +vport_up_fail: + if (test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags)) + hinic3_setup_cos(nic_dev->netdev, user_cos_num ? 0 : user_cos_num, netif_run); + +set_err: + rollback_err = change_qos_cfg(nic_dev, &old_dcb_cfg); + if (rollback_err) + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to rollback qos configure\n"); + +change_qos_cfg_fail: + if (netif_run) + hinic3_vport_up(nic_dev); + + rtnl_unlock(); + + return err; +} diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_dcb.h b/drivers/net/ethernet/huawei/hinic3/hinic3_dcb.h new file mode 100644 index 000000000000..7987f563cfff --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_dcb.h @@ -0,0 +1,78 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_DCB_H +#define HINIC3_DCB_H + +#include "ossl_knl.h" + +enum HINIC3_DCB_FLAGS { + HINIC3_DCB_UP_COS_SETTING, + HINIC3_DCB_TRAFFIC_STOPPED, +}; + +struct hinic3_cos_cfg { + u8 up; + u8 bw_pct; + u8 tc_id; + u8 prio_sp; /* 0 - DWRR, 1 - SP */ +}; + +struct hinic3_tc_cfg { + u8 bw_pct; + u8 prio_sp; /* 0 - DWRR, 1 - SP */ + u16 rsvd; +}; + +enum HINIC3_DCB_TRUST { + DCB_PCP, + DCB_DSCP, +}; + +#define PCP_MAX_UP 8 +#define DSCP_MAC_UP 64 +#define DBG_DFLT_DSCP_VAL 0xFF + +struct hinic3_dcb_config { + u8 trust; /* pcp, dscp */ + u8 default_cos; + u8 pcp_user_cos_num; + u8 pcp_valid_cos_map; + u8 dscp_user_cos_num; + u8 dscp_valid_cos_map; + u8 pcp2cos[PCP_MAX_UP]; + u8 dscp2cos[DSCP_MAC_UP]; + + u8 cos_qp_offset[NIC_DCB_COS_MAX]; + u8 cos_qp_num[NIC_DCB_COS_MAX]; +}; + +u8 hinic3_get_dev_user_cos_num(struct hinic3_nic_dev *nic_dev); +u8 hinic3_get_dev_valid_cos_map(struct hinic3_nic_dev *nic_dev); +int hinic3_dcb_init(struct hinic3_nic_dev *nic_dev); +void hinic3_dcb_reset_hw_config(struct hinic3_nic_dev *nic_dev); +int hinic3_configure_dcb(struct net_device *netdev); +int hinic3_setup_cos(struct net_device *netdev, u8 cos, u8 netif_run); +void hinic3_dcbcfg_set_pfc_state(struct hinic3_nic_dev *nic_dev, u8 pfc_state); +u8 hinic3_dcbcfg_get_pfc_state(struct hinic3_nic_dev *nic_dev); +void hinic3_dcbcfg_set_pfc_pri_en(struct hinic3_nic_dev *nic_dev, + u8 pfc_en_bitmap); +u8 hinic3_dcbcfg_get_pfc_pri_en(struct hinic3_nic_dev *nic_dev); +int hinic3_dcbcfg_set_ets_up_tc_map(struct hinic3_nic_dev *nic_dev, + const u8 *up_tc_map); +void hinic3_dcbcfg_get_ets_up_tc_map(struct hinic3_nic_dev *nic_dev, + u8 *up_tc_map); +int hinic3_dcbcfg_set_ets_tc_bw(struct hinic3_nic_dev *nic_dev, + const u8 *tc_bw); +void hinic3_dcbcfg_get_ets_tc_bw(struct hinic3_nic_dev *nic_dev, u8 *tc_bw); +void hinic3_dcbcfg_set_ets_tc_prio_type(struct hinic3_nic_dev *nic_dev, + u8 tc_prio_bitmap); +void hinic3_dcbcfg_get_ets_tc_prio_type(struct hinic3_nic_dev *nic_dev, + u8 *tc_prio_bitmap); +int hinic3_dcbcfg_set_up_bitmap(struct hinic3_nic_dev *nic_dev); +void hinic3_update_tx_db_cos(struct hinic3_nic_dev *nic_dev, u8 dcb_en); + +void hinic3_update_qp_cos_cfg(struct hinic3_nic_dev *nic_dev, u8 num_cos); +void hinic3_vport_down(struct hinic3_nic_dev *nic_dev); +int hinic3_vport_up(struct hinic3_nic_dev *nic_dev); +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_ethtool.c b/drivers/net/ethernet/huawei/hinic3/hinic3_ethtool.c new file mode 100644 index 000000000000..2b3561e5bca1 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_ethtool.c @@ -0,0 +1,1331 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/device.h> +#include <linux/module.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/interrupt.h> +#include <linux/etherdevice.h> +#include <linux/netdevice.h> +#include <linux/if_vlan.h> +#include <linux/ethtool.h> + +#include "ossl_knl.h" +#include "hinic3_hw.h" +#include "hinic3_crm.h" +#include "hinic3_nic_dev.h" +#include "hinic3_tx.h" +#include "hinic3_rx.h" +#include "hinic3_rss.h" + +#define COALESCE_ALL_QUEUE 0xFFFF +#define COALESCE_PENDING_LIMIT_UNIT 8 +#define COALESCE_TIMER_CFG_UNIT 5 +#define COALESCE_MAX_PENDING_LIMIT (255 * COALESCE_PENDING_LIMIT_UNIT) +#define COALESCE_MAX_TIMER_CFG (255 * COALESCE_TIMER_CFG_UNIT) +#define HINIC3_WAIT_PKTS_TO_RX_BUFFER 200 +#define HINIC3_WAIT_CLEAR_LP_TEST 100 + +#ifndef SET_ETHTOOL_OPS +#define SET_ETHTOOL_OPS(netdev, ops) \ + ((netdev)->ethtool_ops = (ops)) +#endif + +static void hinic3_get_drvinfo(struct net_device *netdev, + struct ethtool_drvinfo *info) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct pci_dev *pdev = nic_dev->pdev; + u8 mgmt_ver[HINIC3_MGMT_VERSION_MAX_LEN] = {0}; + int err; + + strlcpy(info->driver, HINIC3_NIC_DRV_NAME, sizeof(info->driver)); + strlcpy(info->version, HINIC3_NIC_DRV_VERSION, sizeof(info->version)); + strlcpy(info->bus_info, pci_name(pdev), sizeof(info->bus_info)); + + err = hinic3_get_mgmt_version(nic_dev->hwdev, mgmt_ver, + HINIC3_MGMT_VERSION_MAX_LEN, + HINIC3_CHANNEL_NIC); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to get fw version\n"); + return; + } + + err = snprintf(info->fw_version, sizeof(info->fw_version), "%s", mgmt_ver); + if (err < 0) + nicif_err(nic_dev, drv, netdev, "Failed to snprintf fw version\n"); +} + +static u32 hinic3_get_msglevel(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + return nic_dev->msg_enable; +} + +static void hinic3_set_msglevel(struct net_device *netdev, u32 data) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + nic_dev->msg_enable = data; + + nicif_info(nic_dev, drv, netdev, "Set message level: 0x%x\n", data); +} + +static int hinic3_nway_reset(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct nic_port_info port_info = {0}; + int err; + + while (test_and_set_bit(HINIC3_AUTONEG_RESET, &nic_dev->flags)) + msleep(100); /* sleep 100 ms, waiting for another autoneg restart progress done */ + + err = hinic3_get_port_info(nic_dev->hwdev, &port_info, HINIC3_CHANNEL_NIC); + if (err) { + nicif_err(nic_dev, drv, netdev, "Get port info failed\n"); + err = -EFAULT; + goto reset_err; + } + + if (port_info.autoneg_state != PORT_CFG_AN_ON) { + nicif_err(nic_dev, drv, netdev, "Autonegotiation is not on, don't support to restart it\n"); + err = -EOPNOTSUPP; + goto reset_err; + } + + err = hinic3_set_autoneg(nic_dev->hwdev, false); + if (err) { + nicif_err(nic_dev, drv, netdev, "Set autonegotiation off failed\n"); + err = -EFAULT; + goto reset_err; + } + + msleep(200); /* sleep 200 ms, waiting for status polling finished */ + + err = hinic3_set_autoneg(nic_dev->hwdev, true); + if (err) { + nicif_err(nic_dev, drv, netdev, "Set autonegotiation on failed\n"); + err = -EFAULT; + goto reset_err; + } + + msleep(200); /* sleep 200 ms, waiting for status polling finished */ + nicif_info(nic_dev, drv, netdev, "Restart autonegotiation successfully\n"); + +reset_err: + clear_bit(HINIC3_AUTONEG_RESET, &nic_dev->flags); + return err; +} + +static void hinic3_get_ringparam(struct net_device *netdev, + struct ethtool_ringparam *ring, + struct kernel_ethtool_ringparam *kernel_ring, + struct netlink_ext_ack *extack) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + ring->rx_max_pending = HINIC3_MAX_RX_QUEUE_DEPTH; + ring->tx_max_pending = HINIC3_MAX_TX_QUEUE_DEPTH; + ring->rx_pending = nic_dev->rxqs[0].q_depth; + ring->tx_pending = nic_dev->txqs[0].q_depth; +} + +static void hinic3_update_qp_depth(struct hinic3_nic_dev *nic_dev, + u32 sq_depth, u32 rq_depth) +{ + u16 i; + + nic_dev->q_params.sq_depth = sq_depth; + nic_dev->q_params.rq_depth = rq_depth; + for (i = 0; i < nic_dev->max_qps; i++) { + nic_dev->txqs[i].q_depth = sq_depth; + nic_dev->txqs[i].q_mask = sq_depth - 1; + nic_dev->rxqs[i].q_depth = rq_depth; + nic_dev->rxqs[i].q_mask = rq_depth - 1; + } +} + +static int check_ringparam_valid(struct net_device *netdev, + const struct ethtool_ringparam *ring) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + if (ring->rx_jumbo_pending || ring->rx_mini_pending) { + nicif_err(nic_dev, drv, netdev, + "Unsupported rx_jumbo_pending/rx_mini_pending\n"); + return -EINVAL; + } + + if (ring->tx_pending > HINIC3_MAX_TX_QUEUE_DEPTH || + ring->tx_pending < HINIC3_MIN_QUEUE_DEPTH || + ring->rx_pending > HINIC3_MAX_RX_QUEUE_DEPTH || + ring->rx_pending < HINIC3_MIN_QUEUE_DEPTH) { + nicif_err(nic_dev, drv, netdev, + "Queue depth out of rang tx[%d-%d] rx[%d-%d]\n", + HINIC3_MIN_QUEUE_DEPTH, HINIC3_MAX_TX_QUEUE_DEPTH, + HINIC3_MIN_QUEUE_DEPTH, HINIC3_MAX_RX_QUEUE_DEPTH); + return -EINVAL; + } + + return 0; +} + +static int hinic3_set_ringparam(struct net_device *netdev, + struct ethtool_ringparam *ring, + struct kernel_ethtool_ringparam *kernel_ring, + struct netlink_ext_ack *extack) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct hinic3_dyna_txrxq_params q_params = {0}; + u32 new_sq_depth, new_rq_depth; + int err; + + err = check_ringparam_valid(netdev, ring); + if (err) + return err; + + new_sq_depth = (u32)(1U << (u16)ilog2(ring->tx_pending)); + new_rq_depth = (u32)(1U << (u16)ilog2(ring->rx_pending)); + if (new_sq_depth == nic_dev->q_params.sq_depth && + new_rq_depth == nic_dev->q_params.rq_depth) + return 0; /* nothing to do */ + + nicif_info(nic_dev, drv, netdev, + "Change Tx/Rx ring depth from %u/%u to %u/%u\n", + nic_dev->q_params.sq_depth, nic_dev->q_params.rq_depth, + new_sq_depth, new_rq_depth); + + if (!netif_running(netdev)) { + hinic3_update_qp_depth(nic_dev, new_sq_depth, new_rq_depth); + } else { + q_params = nic_dev->q_params; + q_params.sq_depth = new_sq_depth; + q_params.rq_depth = new_rq_depth; + q_params.txqs_res = NULL; + q_params.rxqs_res = NULL; + q_params.irq_cfg = NULL; + + nicif_info(nic_dev, drv, netdev, "Restarting channel\n"); + err = hinic3_change_channel_settings(nic_dev, &q_params, + NULL, NULL); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to change channel settings\n"); + return -EFAULT; + } + } + + return 0; +} + +static int get_coalesce(struct net_device *netdev, + struct ethtool_coalesce *coal, u16 queue) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct hinic3_intr_coal_info *interrupt_info = NULL; + + if (queue == COALESCE_ALL_QUEUE) { + /* get tx/rx irq0 as default parameters */ + interrupt_info = &nic_dev->intr_coalesce[0]; + } else { + if (queue >= nic_dev->q_params.num_qps) { + nicif_err(nic_dev, drv, netdev, + "Invalid queue_id: %u\n", queue); + return -EINVAL; + } + interrupt_info = &nic_dev->intr_coalesce[queue]; + } + + /* coalescs_timer is in unit of 5us */ + coal->rx_coalesce_usecs = interrupt_info->coalesce_timer_cfg * + COALESCE_TIMER_CFG_UNIT; + /* coalescs_frams is in unit of 8 */ + coal->rx_max_coalesced_frames = interrupt_info->pending_limt * + COALESCE_PENDING_LIMIT_UNIT; + + /* tx/rx use the same interrupt */ + coal->tx_coalesce_usecs = coal->rx_coalesce_usecs; + coal->tx_max_coalesced_frames = coal->rx_max_coalesced_frames; + coal->use_adaptive_rx_coalesce = nic_dev->adaptive_rx_coal; + + coal->pkt_rate_high = (u32)interrupt_info->pkt_rate_high; + coal->rx_coalesce_usecs_high = interrupt_info->rx_usecs_high * + COALESCE_TIMER_CFG_UNIT; + coal->rx_max_coalesced_frames_high = + interrupt_info->rx_pending_limt_high * + COALESCE_PENDING_LIMIT_UNIT; + + coal->pkt_rate_low = (u32)interrupt_info->pkt_rate_low; + coal->rx_coalesce_usecs_low = interrupt_info->rx_usecs_low * + COALESCE_TIMER_CFG_UNIT; + coal->rx_max_coalesced_frames_low = + interrupt_info->rx_pending_limt_low * + COALESCE_PENDING_LIMIT_UNIT; + + return 0; +} + +static int set_queue_coalesce(struct hinic3_nic_dev *nic_dev, u16 q_id, + struct hinic3_intr_coal_info *coal) +{ + struct hinic3_intr_coal_info *intr_coal; + struct interrupt_info info = {0}; + struct net_device *netdev = nic_dev->netdev; + int err; + + intr_coal = &nic_dev->intr_coalesce[q_id]; + if (intr_coal->coalesce_timer_cfg != coal->coalesce_timer_cfg || + intr_coal->pending_limt != coal->pending_limt) + intr_coal->user_set_intr_coal_flag = 1; + + intr_coal->coalesce_timer_cfg = coal->coalesce_timer_cfg; + intr_coal->pending_limt = coal->pending_limt; + intr_coal->pkt_rate_low = coal->pkt_rate_low; + intr_coal->rx_usecs_low = coal->rx_usecs_low; + intr_coal->rx_pending_limt_low = coal->rx_pending_limt_low; + intr_coal->pkt_rate_high = coal->pkt_rate_high; + intr_coal->rx_usecs_high = coal->rx_usecs_high; + intr_coal->rx_pending_limt_high = coal->rx_pending_limt_high; + + /* netdev not running or qp not in using, + * don't need to set coalesce to hw + */ + if (!test_bit(HINIC3_INTF_UP, &nic_dev->flags) || + q_id >= nic_dev->q_params.num_qps || nic_dev->adaptive_rx_coal) + return 0; + + info.msix_index = nic_dev->q_params.irq_cfg[q_id].msix_entry_idx; + info.lli_set = 0; + info.interrupt_coalesc_set = 1; + info.coalesc_timer_cfg = intr_coal->coalesce_timer_cfg; + info.pending_limt = intr_coal->pending_limt; + info.resend_timer_cfg = intr_coal->resend_timer_cfg; + nic_dev->rxqs[q_id].last_coalesc_timer_cfg = + intr_coal->coalesce_timer_cfg; + nic_dev->rxqs[q_id].last_pending_limt = intr_coal->pending_limt; + err = hinic3_set_interrupt_cfg(nic_dev->hwdev, info, + HINIC3_CHANNEL_NIC); + if (err) + nicif_warn(nic_dev, drv, netdev, + "Failed to set queue%u coalesce", q_id); + + return err; +} + +static int is_coalesce_exceed_limit(struct net_device *netdev, + const struct ethtool_coalesce *coal) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + if (coal->rx_coalesce_usecs > COALESCE_MAX_TIMER_CFG) { + nicif_err(nic_dev, drv, netdev, + "rx_coalesce_usecs out of range[%d-%d]\n", 0, + COALESCE_MAX_TIMER_CFG); + return -EOPNOTSUPP; + } + + if (coal->rx_max_coalesced_frames > COALESCE_MAX_PENDING_LIMIT) { + nicif_err(nic_dev, drv, netdev, + "rx_max_coalesced_frames out of range[%d-%d]\n", 0, + COALESCE_MAX_PENDING_LIMIT); + return -EOPNOTSUPP; + } + + if (coal->rx_coalesce_usecs_low > COALESCE_MAX_TIMER_CFG) { + nicif_err(nic_dev, drv, netdev, + "rx_coalesce_usecs_low out of range[%d-%d]\n", 0, + COALESCE_MAX_TIMER_CFG); + return -EOPNOTSUPP; + } + + if (coal->rx_max_coalesced_frames_low > COALESCE_MAX_PENDING_LIMIT) { + nicif_err(nic_dev, drv, netdev, + "rx_max_coalesced_frames_low out of range[%d-%d]\n", + 0, COALESCE_MAX_PENDING_LIMIT); + return -EOPNOTSUPP; + } + + if (coal->rx_coalesce_usecs_high > COALESCE_MAX_TIMER_CFG) { + nicif_err(nic_dev, drv, netdev, + "rx_coalesce_usecs_high out of range[%d-%d]\n", 0, + COALESCE_MAX_TIMER_CFG); + return -EOPNOTSUPP; + } + + if (coal->rx_max_coalesced_frames_high > COALESCE_MAX_PENDING_LIMIT) { + nicif_err(nic_dev, drv, netdev, + "rx_max_coalesced_frames_high out of range[%d-%d]\n", + 0, COALESCE_MAX_PENDING_LIMIT); + return -EOPNOTSUPP; + } + + return 0; +} + +static int is_coalesce_legal(struct net_device *netdev, + const struct ethtool_coalesce *coal) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct ethtool_coalesce tmp_coal = {0}; + int err; + + if (coal->rx_coalesce_usecs != coal->tx_coalesce_usecs) { + nicif_err(nic_dev, drv, netdev, + "tx-usecs must be equal to rx-usecs\n"); + return -EINVAL; + } + + if (coal->rx_max_coalesced_frames != coal->tx_max_coalesced_frames) { + nicif_err(nic_dev, drv, netdev, + "tx-frames must be equal to rx-frames\n"); + return -EINVAL; + } + + tmp_coal.cmd = coal->cmd; + tmp_coal.rx_coalesce_usecs = coal->rx_coalesce_usecs; + tmp_coal.rx_max_coalesced_frames = coal->rx_max_coalesced_frames; + tmp_coal.tx_coalesce_usecs = coal->tx_coalesce_usecs; + tmp_coal.tx_max_coalesced_frames = coal->tx_max_coalesced_frames; + tmp_coal.use_adaptive_rx_coalesce = coal->use_adaptive_rx_coalesce; + + tmp_coal.pkt_rate_low = coal->pkt_rate_low; + tmp_coal.rx_coalesce_usecs_low = coal->rx_coalesce_usecs_low; + tmp_coal.rx_max_coalesced_frames_low = + coal->rx_max_coalesced_frames_low; + + tmp_coal.pkt_rate_high = coal->pkt_rate_high; + tmp_coal.rx_coalesce_usecs_high = coal->rx_coalesce_usecs_high; + tmp_coal.rx_max_coalesced_frames_high = + coal->rx_max_coalesced_frames_high; + + if (memcmp(coal, &tmp_coal, sizeof(struct ethtool_coalesce))) { + nicif_err(nic_dev, drv, netdev, + "Only support to change rx/tx-usecs and rx/tx-frames\n"); + return -EOPNOTSUPP; + } + + err = is_coalesce_exceed_limit(netdev, coal); + if (err) + return err; + + if (coal->rx_coalesce_usecs_low / COALESCE_TIMER_CFG_UNIT >= + coal->rx_coalesce_usecs_high / COALESCE_TIMER_CFG_UNIT) { + nicif_err(nic_dev, drv, netdev, + "coalesce_usecs_high(%u) must more than coalesce_usecs_low(%u), after dividing %d usecs unit\n", + coal->rx_coalesce_usecs_high, + coal->rx_coalesce_usecs_low, + COALESCE_TIMER_CFG_UNIT); + return -EOPNOTSUPP; + } + + if (coal->rx_max_coalesced_frames_low / COALESCE_PENDING_LIMIT_UNIT >= + coal->rx_max_coalesced_frames_high / COALESCE_PENDING_LIMIT_UNIT) { + nicif_err(nic_dev, drv, netdev, + "coalesced_frames_high(%u) must more than coalesced_frames_low(%u),after dividing %d frames unit\n", + coal->rx_max_coalesced_frames_high, + coal->rx_max_coalesced_frames_low, + COALESCE_PENDING_LIMIT_UNIT); + return -EOPNOTSUPP; + } + + if (coal->pkt_rate_low >= coal->pkt_rate_high) { + nicif_err(nic_dev, drv, netdev, + "pkt_rate_high(%u) must more than pkt_rate_low(%u)\n", + coal->pkt_rate_high, + coal->pkt_rate_low); + return -EOPNOTSUPP; + } + + return 0; +} + +#define CHECK_COALESCE_ALIGN(coal, item, unit) \ +do { \ + if ((coal)->item % (unit)) \ + nicif_warn(nic_dev, drv, netdev, \ + "%s in %d units, change to %u\n", \ + #item, (unit), ((coal)->item - \ + (coal)->item % (unit))); \ +} while (0) + +#define CHECK_COALESCE_CHANGED(coal, item, unit, ori_val, obj_str) \ +do { \ + if (((coal)->item / (unit)) != (ori_val)) \ + nicif_info(nic_dev, drv, netdev, \ + "Change %s from %d to %u %s\n", \ + #item, (ori_val) * (unit), \ + ((coal)->item - (coal)->item % (unit)), \ + (obj_str)); \ +} while (0) + +#define CHECK_PKT_RATE_CHANGED(coal, item, ori_val, obj_str) \ +do { \ + if ((coal)->item != (ori_val)) \ + nicif_info(nic_dev, drv, netdev, \ + "Change %s from %llu to %u %s\n", \ + #item, (ori_val), (coal)->item, (obj_str)); \ +} while (0) + +static int set_hw_coal_param(struct hinic3_nic_dev *nic_dev, + struct hinic3_intr_coal_info *intr_coal, u16 queue) +{ + u16 i; + + if (queue == COALESCE_ALL_QUEUE) { + for (i = 0; i < nic_dev->max_qps; i++) + set_queue_coalesce(nic_dev, i, intr_coal); + } else { + if (queue >= nic_dev->q_params.num_qps) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Invalid queue_id: %u\n", queue); + return -EINVAL; + } + set_queue_coalesce(nic_dev, queue, intr_coal); + } + + return 0; +} + +static int set_coalesce(struct net_device *netdev, + struct ethtool_coalesce *coal, u16 queue) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct hinic3_intr_coal_info intr_coal = {0}; + struct hinic3_intr_coal_info *ori_intr_coal = NULL; + u32 last_adaptive_rx; + char obj_str[32] = {0}; + int err = 0; + + err = is_coalesce_legal(netdev, coal); + if (err) + return err; + + CHECK_COALESCE_ALIGN(coal, rx_coalesce_usecs, COALESCE_TIMER_CFG_UNIT); + CHECK_COALESCE_ALIGN(coal, rx_max_coalesced_frames, + COALESCE_PENDING_LIMIT_UNIT); + CHECK_COALESCE_ALIGN(coal, rx_coalesce_usecs_high, + COALESCE_TIMER_CFG_UNIT); + CHECK_COALESCE_ALIGN(coal, rx_max_coalesced_frames_high, + COALESCE_PENDING_LIMIT_UNIT); + CHECK_COALESCE_ALIGN(coal, rx_coalesce_usecs_low, + COALESCE_TIMER_CFG_UNIT); + CHECK_COALESCE_ALIGN(coal, rx_max_coalesced_frames_low, + COALESCE_PENDING_LIMIT_UNIT); + + if (queue == COALESCE_ALL_QUEUE) { + ori_intr_coal = &nic_dev->intr_coalesce[0]; + snprintf(obj_str, sizeof(obj_str), "for netdev"); + } else { + ori_intr_coal = &nic_dev->intr_coalesce[queue]; + snprintf(obj_str, sizeof(obj_str), "for queue %u", queue); + } + CHECK_COALESCE_CHANGED(coal, rx_coalesce_usecs, COALESCE_TIMER_CFG_UNIT, + ori_intr_coal->coalesce_timer_cfg, obj_str); + CHECK_COALESCE_CHANGED(coal, rx_max_coalesced_frames, + COALESCE_PENDING_LIMIT_UNIT, + ori_intr_coal->pending_limt, obj_str); + CHECK_PKT_RATE_CHANGED(coal, pkt_rate_high, + ori_intr_coal->pkt_rate_high, obj_str); + CHECK_COALESCE_CHANGED(coal, rx_coalesce_usecs_high, + COALESCE_TIMER_CFG_UNIT, + ori_intr_coal->rx_usecs_high, obj_str); + CHECK_COALESCE_CHANGED(coal, rx_max_coalesced_frames_high, + COALESCE_PENDING_LIMIT_UNIT, + ori_intr_coal->rx_pending_limt_high, obj_str); + CHECK_PKT_RATE_CHANGED(coal, pkt_rate_low, + ori_intr_coal->pkt_rate_low, obj_str); + CHECK_COALESCE_CHANGED(coal, rx_coalesce_usecs_low, + COALESCE_TIMER_CFG_UNIT, + ori_intr_coal->rx_usecs_low, obj_str); + CHECK_COALESCE_CHANGED(coal, rx_max_coalesced_frames_low, + COALESCE_PENDING_LIMIT_UNIT, + ori_intr_coal->rx_pending_limt_low, obj_str); + + intr_coal.coalesce_timer_cfg = + (u8)(coal->rx_coalesce_usecs / COALESCE_TIMER_CFG_UNIT); + intr_coal.pending_limt = (u8)(coal->rx_max_coalesced_frames / + COALESCE_PENDING_LIMIT_UNIT); + + last_adaptive_rx = nic_dev->adaptive_rx_coal; + nic_dev->adaptive_rx_coal = coal->use_adaptive_rx_coalesce; + + intr_coal.pkt_rate_high = coal->pkt_rate_high; + intr_coal.rx_usecs_high = + (u8)(coal->rx_coalesce_usecs_high / COALESCE_TIMER_CFG_UNIT); + intr_coal.rx_pending_limt_high = + (u8)(coal->rx_max_coalesced_frames_high / + COALESCE_PENDING_LIMIT_UNIT); + + intr_coal.pkt_rate_low = coal->pkt_rate_low; + intr_coal.rx_usecs_low = + (u8)(coal->rx_coalesce_usecs_low / COALESCE_TIMER_CFG_UNIT); + intr_coal.rx_pending_limt_low = + (u8)(coal->rx_max_coalesced_frames_low / + COALESCE_PENDING_LIMIT_UNIT); + + /* coalesce timer or pending set to zero will disable coalesce */ + if (!nic_dev->adaptive_rx_coal && + (!intr_coal.coalesce_timer_cfg || !intr_coal.pending_limt)) + nicif_warn(nic_dev, drv, netdev, "Coalesce will be disabled\n"); + + /* ensure coalesce paramester will not be changed in auto + * moderation work + */ + if (HINIC3_CHANNEL_RES_VALID(nic_dev)) { + if (!nic_dev->adaptive_rx_coal) + cancel_delayed_work_sync(&nic_dev->moderation_task); + else if (!last_adaptive_rx) + queue_delayed_work(nic_dev->workq, + &nic_dev->moderation_task, + HINIC3_MODERATONE_DELAY); + } + + return set_hw_coal_param(nic_dev, &intr_coal, queue); +} + +static int hinic3_get_coalesce(struct net_device *netdev, + struct ethtool_coalesce *coal, + struct kernel_ethtool_coalesce *kernel_coal, + struct netlink_ext_ack *extack) +{ + return get_coalesce(netdev, coal, COALESCE_ALL_QUEUE); +} + +static int hinic3_set_coalesce(struct net_device *netdev, + struct ethtool_coalesce *coal, + struct kernel_ethtool_coalesce *kernel_coal, + struct netlink_ext_ack *extack) +{ + return set_coalesce(netdev, coal, COALESCE_ALL_QUEUE); +} + +#if defined(ETHTOOL_PERQUEUE) && defined(ETHTOOL_GCOALESCE) +static int hinic3_get_per_queue_coalesce(struct net_device *netdev, u32 queue, + struct ethtool_coalesce *coal) +{ + return get_coalesce(netdev, coal, (u16)queue); +} + +static int hinic3_set_per_queue_coalesce(struct net_device *netdev, u32 queue, + struct ethtool_coalesce *coal) +{ + return set_coalesce(netdev, coal, (u16)queue); +} +#endif + +#ifdef HAVE_ETHTOOL_SET_PHYS_ID +static int hinic3_set_phys_id(struct net_device *netdev, + enum ethtool_phys_id_state state) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int err; + + switch (state) { + case ETHTOOL_ID_ACTIVE: + err = hinic3_set_led_status(nic_dev->hwdev, + MAG_CMD_LED_TYPE_ALARM, + MAG_CMD_LED_MODE_FORCE_BLINK_2HZ); + if (err) + nicif_err(nic_dev, drv, netdev, + "Set LED blinking in 2HZ failed\n"); + else + nicif_info(nic_dev, drv, netdev, + "Set LED blinking in 2HZ success\n"); + break; + + case ETHTOOL_ID_INACTIVE: + err = hinic3_set_led_status(nic_dev->hwdev, + MAG_CMD_LED_TYPE_ALARM, + MAG_CMD_LED_MODE_DEFAULT); + if (err) + nicif_err(nic_dev, drv, netdev, + "Reset LED to original status failed\n"); + else + nicif_info(nic_dev, drv, netdev, + "Reset LED to original status success\n"); + break; + + default: + return -EOPNOTSUPP; + } + + return err; +} +#else +static int hinic3_phys_id(struct net_device *netdev, u32 data) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + nicif_err(nic_dev, drv, netdev, "Not support to set phys id\n"); + + return -EOPNOTSUPP; +} +#endif + +static void hinic3_get_pauseparam(struct net_device *netdev, + struct ethtool_pauseparam *pause) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct nic_pause_config nic_pause = {0}; + int err; + + err = hinic3_get_pause_info(nic_dev->hwdev, &nic_pause); + if (err) { + nicif_err(nic_dev, drv, netdev, + "Failed to get pauseparam from hw\n"); + } else { + pause->autoneg = nic_pause.auto_neg == PORT_CFG_AN_ON ? + AUTONEG_ENABLE : AUTONEG_DISABLE; + pause->rx_pause = nic_pause.rx_pause; + pause->tx_pause = nic_pause.tx_pause; + } +} + +static int hinic3_set_pauseparam(struct net_device *netdev, + struct ethtool_pauseparam *pause) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct nic_pause_config nic_pause = {0}; + struct nic_port_info port_info = {0}; + u32 auto_neg; + int err; + + err = hinic3_get_port_info(nic_dev->hwdev, &port_info, + HINIC3_CHANNEL_NIC); + if (err) { + nicif_err(nic_dev, drv, netdev, + "Failed to get auto-negotiation state\n"); + return -EFAULT; + } + + auto_neg = port_info.autoneg_state == PORT_CFG_AN_ON ? AUTONEG_ENABLE : AUTONEG_DISABLE; + if (pause->autoneg != auto_neg) { + nicif_err(nic_dev, drv, netdev, + "To change autoneg please use: ethtool -s <dev> autoneg <on|off>\n"); + return -EOPNOTSUPP; + } + + nic_pause.auto_neg = pause->autoneg == AUTONEG_ENABLE ? PORT_CFG_AN_ON : PORT_CFG_AN_OFF; + nic_pause.rx_pause = (u8)pause->rx_pause; + nic_pause.tx_pause = (u8)pause->tx_pause; + + err = hinic3_set_pause_info(nic_dev->hwdev, nic_pause); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to set pauseparam\n"); + return err; + } + + nicif_info(nic_dev, drv, netdev, "Set pause options, tx: %s, rx: %s\n", + pause->tx_pause ? "on" : "off", + pause->rx_pause ? "on" : "off"); + + return 0; +} + +#ifdef ETHTOOL_GMODULEEEPROM +static int hinic3_get_module_info(struct net_device *netdev, + struct ethtool_modinfo *modinfo) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u8 sfp_type = 0; + u8 sfp_type_ext = 0; + int err; + + err = hinic3_get_sfp_type(nic_dev->hwdev, &sfp_type, &sfp_type_ext); + if (err) + return err; + + switch (sfp_type) { + case MODULE_TYPE_SFP: + modinfo->type = ETH_MODULE_SFF_8472; + modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; + break; + case MODULE_TYPE_QSFP: + modinfo->type = ETH_MODULE_SFF_8436; + modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN; + break; + case MODULE_TYPE_QSFP_PLUS: + if (sfp_type_ext >= 0x3) { + modinfo->type = ETH_MODULE_SFF_8636; + modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN; + } else { + modinfo->type = ETH_MODULE_SFF_8436; + modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN; + } + break; + case MODULE_TYPE_QSFP28: + modinfo->type = ETH_MODULE_SFF_8636; + modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN; + break; + default: + nicif_warn(nic_dev, drv, netdev, + "Optical module unknown: 0x%x\n", sfp_type); + return -EINVAL; + } + + return 0; +} + +static int hinic3_get_module_eeprom(struct net_device *netdev, + struct ethtool_eeprom *ee, u8 *data) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u8 sfp_data[STD_SFP_INFO_MAX_SIZE]; + int err; + + if (!ee->len || ((ee->len + ee->offset) > STD_SFP_INFO_MAX_SIZE)) + return -EINVAL; + + memset(data, 0, ee->len); + + err = hinic3_get_sfp_eeprom(nic_dev->hwdev, (u8 *)sfp_data, ee->len); + if (err) + return err; + + memcpy(data, sfp_data + ee->offset, ee->len); + + return 0; +} +#endif /* ETHTOOL_GMODULEEEPROM */ + +#define HINIC3_PRIV_FLAGS_SYMM_RSS BIT(0) +#define HINIC3_PRIV_FLAGS_LINK_UP BIT(1) +#define HINIC3_PRIV_FLAGS_RXQ_RECOVERY BIT(2) + +static u32 hinic3_get_priv_flags(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u32 priv_flags = 0; + + if (test_bit(HINIC3_SAME_RXTX, &nic_dev->flags)) + priv_flags |= HINIC3_PRIV_FLAGS_SYMM_RSS; + + if (test_bit(HINIC3_FORCE_LINK_UP, &nic_dev->flags)) + priv_flags |= HINIC3_PRIV_FLAGS_LINK_UP; + + if (test_bit(HINIC3_RXQ_RECOVERY, &nic_dev->flags)) + priv_flags |= HINIC3_PRIV_FLAGS_RXQ_RECOVERY; + + return priv_flags; +} + +int hinic3_set_rxq_recovery_flag(struct net_device *netdev, u32 priv_flags) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + if (priv_flags & HINIC3_PRIV_FLAGS_RXQ_RECOVERY) { + if (!HINIC3_SUPPORT_RXQ_RECOVERY(nic_dev->hwdev)) { + nicif_info(nic_dev, drv, netdev, "Unsupport open rxq recovery\n"); + return -EOPNOTSUPP; + } + + if (test_and_set_bit(HINIC3_RXQ_RECOVERY, &nic_dev->flags)) + return 0; + queue_delayed_work(nic_dev->workq, &nic_dev->rxq_check_work, HZ); + nicif_info(nic_dev, drv, netdev, "open rxq recovery\n"); + } else { + if (!test_and_clear_bit(HINIC3_RXQ_RECOVERY, &nic_dev->flags)) + return 0; + cancel_delayed_work_sync(&nic_dev->rxq_check_work); + nicif_info(nic_dev, drv, netdev, "close rxq recovery\n"); + } + + return 0; +} + +static int hinic3_set_symm_rss_flag(struct net_device *netdev, u32 priv_flags) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + if (priv_flags & HINIC3_PRIV_FLAGS_SYMM_RSS) { + if (test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags)) { + nicif_err(nic_dev, drv, netdev, "Failed to open Symmetric RSS while DCB is enabled\n"); + return -EOPNOTSUPP; + } + + if (!test_bit(HINIC3_RSS_ENABLE, &nic_dev->flags)) { + nicif_err(nic_dev, drv, netdev, "Failed to open Symmetric RSS while RSS is disabled\n"); + return -EOPNOTSUPP; + } + + set_bit(HINIC3_SAME_RXTX, &nic_dev->flags); + } else { + clear_bit(HINIC3_SAME_RXTX, &nic_dev->flags); + } + + return 0; +} + +static int hinic3_set_force_link_flag(struct net_device *netdev, u32 priv_flags) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u8 link_status = 0; + int err; + + if (priv_flags & HINIC3_PRIV_FLAGS_LINK_UP) { + if (test_and_set_bit(HINIC3_FORCE_LINK_UP, &nic_dev->flags)) + return 0; + + if (!HINIC3_CHANNEL_RES_VALID(nic_dev)) + return 0; + + if (netif_carrier_ok(netdev)) + return 0; + + nic_dev->link_status = true; + netif_carrier_on(netdev); + nicif_info(nic_dev, link, netdev, "Set link up\n"); + + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev)) + hinic3_notify_all_vfs_link_changed(nic_dev->hwdev, nic_dev->link_status); + } else { + if (!test_and_clear_bit(HINIC3_FORCE_LINK_UP, &nic_dev->flags)) + return 0; + + if (!HINIC3_CHANNEL_RES_VALID(nic_dev)) + return 0; + + err = hinic3_get_link_state(nic_dev->hwdev, &link_status); + if (err) { + nicif_err(nic_dev, link, netdev, "Get link state err: %d\n", err); + return err; + } + + nic_dev->link_status = link_status; + + if (link_status) { + if (netif_carrier_ok(netdev)) + return 0; + + netif_carrier_on(netdev); + nicif_info(nic_dev, link, netdev, "Link state is up\n"); + } else { + if (!netif_carrier_ok(netdev)) + return 0; + + netif_carrier_off(netdev); + nicif_info(nic_dev, link, netdev, "Link state is down\n"); + } + + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev)) + hinic3_notify_all_vfs_link_changed(nic_dev->hwdev, nic_dev->link_status); + } + + return 0; +} + +static int hinic3_set_priv_flags(struct net_device *netdev, u32 priv_flags) +{ + int err; + + err = hinic3_set_symm_rss_flag(netdev, priv_flags); + if (err) + return err; + + err = hinic3_set_rxq_recovery_flag(netdev, priv_flags); + if (err) + return err; + + return hinic3_set_force_link_flag(netdev, priv_flags); +} + +#define PORT_DOWN_ERR_IDX 0 +#define LP_DEFAULT_TIME 5 /* seconds */ +#define LP_PKT_LEN 60 + +#define TEST_TIME_MULTIPLE 5 +static int hinic3_run_lp_test(struct hinic3_nic_dev *nic_dev, u32 test_time) +{ + u8 *lb_test_rx_buf = nic_dev->lb_test_rx_buf; + struct net_device *netdev = nic_dev->netdev; + u32 cnt = test_time * TEST_TIME_MULTIPLE; + struct sk_buff *skb_tmp = NULL; + struct ethhdr *eth_hdr = NULL; + struct sk_buff *skb = NULL; + u8 *test_data = NULL; + u32 i; + u8 j; + + skb_tmp = alloc_skb(LP_PKT_LEN, GFP_ATOMIC); + if (!skb_tmp) { + nicif_err(nic_dev, drv, netdev, + "Alloc xmit skb template failed for loopback test\n"); + return -ENOMEM; + } + + eth_hdr = __skb_put(skb_tmp, ETH_HLEN); + eth_hdr->h_proto = htons(ETH_P_ARP); + ether_addr_copy(eth_hdr->h_dest, nic_dev->netdev->dev_addr); + eth_zero_addr(eth_hdr->h_source); + skb_reset_mac_header(skb_tmp); + + test_data = __skb_put(skb_tmp, LP_PKT_LEN - ETH_HLEN); + for (i = ETH_HLEN; i < LP_PKT_LEN; i++) + test_data[i] = i & 0xFF; + + skb_tmp->queue_mapping = 0; + skb_tmp->dev = netdev; + skb_tmp->protocol = htons(ETH_P_ARP); + + for (i = 0; i < cnt; i++) { + nic_dev->lb_test_rx_idx = 0; + memset(lb_test_rx_buf, 0, LP_PKT_CNT * LP_PKT_LEN); + + for (j = 0; j < LP_PKT_CNT; j++) { + skb = pskb_copy(skb_tmp, GFP_ATOMIC); + if (!skb) { + dev_kfree_skb_any(skb_tmp); + nicif_err(nic_dev, drv, netdev, + "Copy skb failed for loopback test\n"); + return -ENOMEM; + } + + /* mark index for every pkt */ + skb->data[LP_PKT_LEN - 1] = j; + + if (hinic3_lb_xmit_frame(skb, netdev)) { + dev_kfree_skb_any(skb); + dev_kfree_skb_any(skb_tmp); + nicif_err(nic_dev, drv, netdev, + "Xmit pkt failed for loopback test\n"); + return -EBUSY; + } + } + + /* wait till all pkts received to RX buffer */ + msleep(HINIC3_WAIT_PKTS_TO_RX_BUFFER); + + for (j = 0; j < LP_PKT_CNT; j++) { + if (memcmp((lb_test_rx_buf + (j * LP_PKT_LEN)), + skb_tmp->data, (LP_PKT_LEN - 1)) || + (*(lb_test_rx_buf + ((j * LP_PKT_LEN) + + (LP_PKT_LEN - 1))) != j)) { + dev_kfree_skb_any(skb_tmp); + nicif_err(nic_dev, drv, netdev, + "Compare pkt failed in loopback test(index=0x%02x, data[%d]=0x%02x)\n", + (j + (i * LP_PKT_CNT)), + (LP_PKT_LEN - 1), + *(lb_test_rx_buf + + (((j * LP_PKT_LEN) + + (LP_PKT_LEN - 1))))); + return -EIO; + } + } + } + + dev_kfree_skb_any(skb_tmp); + nicif_info(nic_dev, drv, netdev, "Loopback test succeed.\n"); + return 0; +} + +enum diag_test_index { + INTERNAL_LP_TEST = 0, + EXTERNAL_LP_TEST = 1, + DIAG_TEST_MAX = 2, +}; + +#define HINIC3_INTERNAL_LP_MODE 5 +static int do_lp_test(struct hinic3_nic_dev *nic_dev, u32 *flags, u32 test_time, + enum diag_test_index *test_index) +{ + struct net_device *netdev = nic_dev->netdev; + u8 *lb_test_rx_buf = NULL; + int err = 0; + + if (!(*flags & ETH_TEST_FL_EXTERNAL_LB)) { + *test_index = INTERNAL_LP_TEST; + if (hinic3_set_loopback_mode(nic_dev->hwdev, + HINIC3_INTERNAL_LP_MODE, true)) { + nicif_err(nic_dev, drv, netdev, + "Failed to set port loopback mode before loopback test\n"); + return -EFAULT; + } + + /* suspend 5000 ms, waiting for port to stop receiving frames */ + msleep(5000); + } else { + *test_index = EXTERNAL_LP_TEST; + } + + lb_test_rx_buf = vmalloc(LP_PKT_CNT * LP_PKT_LEN); + if (!lb_test_rx_buf) { + nicif_err(nic_dev, drv, netdev, + "Failed to alloc RX buffer for loopback test\n"); + err = -ENOMEM; + } else { + nic_dev->lb_test_rx_buf = lb_test_rx_buf; + nic_dev->lb_pkt_len = LP_PKT_LEN; + set_bit(HINIC3_LP_TEST, &nic_dev->flags); + + if (hinic3_run_lp_test(nic_dev, test_time)) + err = -EFAULT; + + clear_bit(HINIC3_LP_TEST, &nic_dev->flags); + msleep(HINIC3_WAIT_CLEAR_LP_TEST); + vfree(lb_test_rx_buf); + nic_dev->lb_test_rx_buf = NULL; + } + + if (!(*flags & ETH_TEST_FL_EXTERNAL_LB)) { + if (hinic3_set_loopback_mode(nic_dev->hwdev, + HINIC3_INTERNAL_LP_MODE, false)) { + nicif_err(nic_dev, drv, netdev, + "Failed to cancel port loopback mode after loopback test\n"); + err = -EFAULT; + } + } else { + *flags |= ETH_TEST_FL_EXTERNAL_LB_DONE; + } + + return err; +} + +static void hinic3_lp_test(struct net_device *netdev, struct ethtool_test *eth_test, + u64 *data, u32 test_time) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + enum diag_test_index test_index = 0; + u8 link_status = 0; + int err; + u32 test_time_real = test_time; + + /* don't support loopback test when netdev is closed. */ + if (!test_bit(HINIC3_INTF_UP, &nic_dev->flags)) { + nicif_err(nic_dev, drv, netdev, + "Do not support loopback test when netdev is closed\n"); + eth_test->flags |= ETH_TEST_FL_FAILED; + data[PORT_DOWN_ERR_IDX] = 1; + return; + } + if (test_time_real == 0) + test_time_real = LP_DEFAULT_TIME; + + netif_carrier_off(netdev); + netif_tx_disable(netdev); + + err = do_lp_test(nic_dev, &eth_test->flags, test_time_real, &test_index); + if (err) { + eth_test->flags |= ETH_TEST_FL_FAILED; + data[test_index] = 1; + } + + netif_tx_wake_all_queues(netdev); + + err = hinic3_get_link_state(nic_dev->hwdev, &link_status); + if (!err && link_status) + netif_carrier_on(netdev); +} + +static void hinic3_diag_test(struct net_device *netdev, + struct ethtool_test *eth_test, u64 *data) +{ + memset(data, 0, DIAG_TEST_MAX * sizeof(u64)); + + hinic3_lp_test(netdev, eth_test, data, 0); +} + +static const struct ethtool_ops hinic3_ethtool_ops = { +#ifdef SUPPORTED_COALESCE_PARAMS + .supported_coalesce_params = ETHTOOL_COALESCE_USECS | + ETHTOOL_COALESCE_PKT_RATE_RX_USECS, +#endif +#ifdef ETHTOOL_GLINKSETTINGS +#ifndef XENSERVER_HAVE_NEW_ETHTOOL_OPS + .get_link_ksettings = hinic3_get_link_ksettings, + .set_link_ksettings = hinic3_set_link_ksettings, +#endif +#endif +#ifndef HAVE_NEW_ETHTOOL_LINK_SETTINGS_ONLY + .get_settings = hinic3_get_settings, + .set_settings = hinic3_set_settings, +#endif + + .get_drvinfo = hinic3_get_drvinfo, + .get_msglevel = hinic3_get_msglevel, + .set_msglevel = hinic3_set_msglevel, + .nway_reset = hinic3_nway_reset, +#ifdef CONFIG_MODULE_PROF + .get_link = hinic3_get_link, +#else + .get_link = ethtool_op_get_link, +#endif + .get_ringparam = hinic3_get_ringparam, + .set_ringparam = hinic3_set_ringparam, + .get_pauseparam = hinic3_get_pauseparam, + .set_pauseparam = hinic3_set_pauseparam, + .get_sset_count = hinic3_get_sset_count, + .get_ethtool_stats = hinic3_get_ethtool_stats, + .get_strings = hinic3_get_strings, + + .self_test = hinic3_diag_test, + +#ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT +#ifdef HAVE_ETHTOOL_SET_PHYS_ID + .set_phys_id = hinic3_set_phys_id, +#else + .phys_id = hinic3_phys_id, +#endif +#endif + + .get_coalesce = hinic3_get_coalesce, + .set_coalesce = hinic3_set_coalesce, +#if defined(ETHTOOL_PERQUEUE) && defined(ETHTOOL_GCOALESCE) + .get_per_queue_coalesce = hinic3_get_per_queue_coalesce, + .set_per_queue_coalesce = hinic3_set_per_queue_coalesce, +#endif + + .get_rxnfc = hinic3_get_rxnfc, + .set_rxnfc = hinic3_set_rxnfc, + .get_priv_flags = hinic3_get_priv_flags, + .set_priv_flags = hinic3_set_priv_flags, + +#ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT + .get_channels = hinic3_get_channels, + .set_channels = hinic3_set_channels, + +#ifdef ETHTOOL_GMODULEEEPROM + .get_module_info = hinic3_get_module_info, + .get_module_eeprom = hinic3_get_module_eeprom, +#endif + +#ifndef NOT_HAVE_GET_RXFH_INDIR_SIZE + .get_rxfh_indir_size = hinic3_get_rxfh_indir_size, +#endif + +#if defined(ETHTOOL_GRSSH) && defined(ETHTOOL_SRSSH) + .get_rxfh_key_size = hinic3_get_rxfh_key_size, + .get_rxfh = hinic3_get_rxfh, + .set_rxfh = hinic3_set_rxfh, +#else + .get_rxfh_indir = hinic3_get_rxfh_indir, + .set_rxfh_indir = hinic3_set_rxfh_indir, +#endif + +#endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */ +}; + +#ifdef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT +static const struct ethtool_ops_ext hinic3_ethtool_ops_ext = { + .size = sizeof(struct ethtool_ops_ext), + .set_phys_id = hinic3_set_phys_id, + .get_channels = hinic3_get_channels, + .set_channels = hinic3_set_channels, +#ifdef ETHTOOL_GMODULEEEPROM + .get_module_info = hinic3_get_module_info, + .get_module_eeprom = hinic3_get_module_eeprom, +#endif + +#ifndef NOT_HAVE_GET_RXFH_INDIR_SIZE + .get_rxfh_indir_size = hinic3_get_rxfh_indir_size, +#endif + +#if defined(ETHTOOL_GRSSH) && defined(ETHTOOL_SRSSH) + .get_rxfh_key_size = hinic3_get_rxfh_key_size, + .get_rxfh = hinic3_get_rxfh, + .set_rxfh = hinic3_set_rxfh, +#else + .get_rxfh_indir = hinic3_get_rxfh_indir, + .set_rxfh_indir = hinic3_set_rxfh_indir, +#endif + +}; +#endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */ + +static const struct ethtool_ops hinic3vf_ethtool_ops = { +#ifdef SUPPORTED_COALESCE_PARAMS + .supported_coalesce_params = ETHTOOL_COALESCE_USECS | + ETHTOOL_COALESCE_PKT_RATE_RX_USECS, +#endif +#ifdef ETHTOOL_GLINKSETTINGS +#ifndef XENSERVER_HAVE_NEW_ETHTOOL_OPS + .get_link_ksettings = hinic3_get_link_ksettings, +#endif +#else + .get_settings = hinic3_get_settings, +#endif + .get_drvinfo = hinic3_get_drvinfo, + .get_msglevel = hinic3_get_msglevel, + .set_msglevel = hinic3_set_msglevel, + .get_link = ethtool_op_get_link, + .get_ringparam = hinic3_get_ringparam, + + .set_ringparam = hinic3_set_ringparam, + .get_sset_count = hinic3_get_sset_count, + .get_ethtool_stats = hinic3_get_ethtool_stats, + .get_strings = hinic3_get_strings, + + .get_coalesce = hinic3_get_coalesce, + .set_coalesce = hinic3_set_coalesce, +#if defined(ETHTOOL_PERQUEUE) && defined(ETHTOOL_GCOALESCE) + .get_per_queue_coalesce = hinic3_get_per_queue_coalesce, + .set_per_queue_coalesce = hinic3_set_per_queue_coalesce, +#endif + + .get_rxnfc = hinic3_get_rxnfc, + .set_rxnfc = hinic3_set_rxnfc, + .get_priv_flags = hinic3_get_priv_flags, + .set_priv_flags = hinic3_set_priv_flags, + +#ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT + .get_channels = hinic3_get_channels, + .set_channels = hinic3_set_channels, + +#ifndef NOT_HAVE_GET_RXFH_INDIR_SIZE + .get_rxfh_indir_size = hinic3_get_rxfh_indir_size, +#endif + +#if defined(ETHTOOL_GRSSH) && defined(ETHTOOL_SRSSH) + .get_rxfh_key_size = hinic3_get_rxfh_key_size, + .get_rxfh = hinic3_get_rxfh, + .set_rxfh = hinic3_set_rxfh, +#else + .get_rxfh_indir = hinic3_get_rxfh_indir, + .set_rxfh_indir = hinic3_set_rxfh_indir, +#endif + +#endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */ +}; + +#ifdef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT +static const struct ethtool_ops_ext hinic3vf_ethtool_ops_ext = { + .size = sizeof(struct ethtool_ops_ext), + .get_channels = hinic3_get_channels, + .set_channels = hinic3_set_channels, + +#ifndef NOT_HAVE_GET_RXFH_INDIR_SIZE + .get_rxfh_indir_size = hinic3_get_rxfh_indir_size, +#endif + +#if defined(ETHTOOL_GRSSH) && defined(ETHTOOL_SRSSH) + .get_rxfh_key_size = hinic3_get_rxfh_key_size, + .get_rxfh = hinic3_get_rxfh, + .set_rxfh = hinic3_set_rxfh, +#else + .get_rxfh_indir = hinic3_get_rxfh_indir, + .set_rxfh_indir = hinic3_set_rxfh_indir, +#endif + +}; +#endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */ + +void hinic3_set_ethtool_ops(struct net_device *netdev) +{ + SET_ETHTOOL_OPS(netdev, &hinic3_ethtool_ops); +#ifdef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT + set_ethtool_ops_ext(netdev, &hinic3_ethtool_ops_ext); +#endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */ +} + +void hinic3vf_set_ethtool_ops(struct net_device *netdev) +{ + SET_ETHTOOL_OPS(netdev, &hinic3vf_ethtool_ops); +#ifdef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT + set_ethtool_ops_ext(netdev, &hinic3vf_ethtool_ops_ext); +#endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */ +} + diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_ethtool_stats.c b/drivers/net/ethernet/huawei/hinic3/hinic3_ethtool_stats.c new file mode 100644 index 000000000000..de59b7668254 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_ethtool_stats.c @@ -0,0 +1,1233 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/device.h> +#include <linux/module.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/interrupt.h> +#include <linux/etherdevice.h> +#include <linux/netdevice.h> +#include <linux/if_vlan.h> +#include <linux/ethtool.h> + +#include "ossl_knl.h" +#include "hinic3_hw.h" +#include "hinic3_crm.h" +#include "hinic3_mt.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_nic_dev.h" +#include "hinic3_tx.h" +#include "hinic3_rx.h" + +#define FPGA_PORT_COUNTER 0 +#define EVB_PORT_COUNTER 1 +u16 mag_support_mode = EVB_PORT_COUNTER; +module_param(mag_support_mode, ushort, 0444); +MODULE_PARM_DESC(mag_support_mode, "Set mag port counter support mode, 0:FPGA 1:EVB, default is 1"); + +struct hinic3_stats { + char name[ETH_GSTRING_LEN]; + u32 size; + int offset; +}; + +#define HINIC3_NETDEV_STAT(_stat_item) { \ + .name = #_stat_item, \ + .size = FIELD_SIZEOF(struct rtnl_link_stats64, _stat_item), \ + .offset = offsetof(struct rtnl_link_stats64, _stat_item) \ +} + +static struct hinic3_stats hinic3_netdev_stats[] = { + HINIC3_NETDEV_STAT(rx_packets), + HINIC3_NETDEV_STAT(tx_packets), + HINIC3_NETDEV_STAT(rx_bytes), + HINIC3_NETDEV_STAT(tx_bytes), + HINIC3_NETDEV_STAT(rx_errors), + HINIC3_NETDEV_STAT(tx_errors), + HINIC3_NETDEV_STAT(rx_dropped), + HINIC3_NETDEV_STAT(tx_dropped), + HINIC3_NETDEV_STAT(multicast), + HINIC3_NETDEV_STAT(collisions), + HINIC3_NETDEV_STAT(rx_length_errors), + HINIC3_NETDEV_STAT(rx_over_errors), + HINIC3_NETDEV_STAT(rx_crc_errors), + HINIC3_NETDEV_STAT(rx_frame_errors), + HINIC3_NETDEV_STAT(rx_fifo_errors), + HINIC3_NETDEV_STAT(rx_missed_errors), + HINIC3_NETDEV_STAT(tx_aborted_errors), + HINIC3_NETDEV_STAT(tx_carrier_errors), + HINIC3_NETDEV_STAT(tx_fifo_errors), + HINIC3_NETDEV_STAT(tx_heartbeat_errors), +}; + +#define HINIC3_NIC_STAT(_stat_item) { \ + .name = #_stat_item, \ + .size = FIELD_SIZEOF(struct hinic3_nic_stats, _stat_item), \ + .offset = offsetof(struct hinic3_nic_stats, _stat_item) \ +} + +static struct hinic3_stats hinic3_nic_dev_stats[] = { + HINIC3_NIC_STAT(netdev_tx_timeout), +}; + +static struct hinic3_stats hinic3_nic_dev_stats_extern[] = { + HINIC3_NIC_STAT(tx_carrier_off_drop), + HINIC3_NIC_STAT(tx_invalid_qid), + HINIC3_NIC_STAT(rsvd1), + HINIC3_NIC_STAT(rsvd2), +}; + +#define HINIC3_RXQ_STAT(_stat_item) { \ + .name = "rxq%d_"#_stat_item, \ + .size = FIELD_SIZEOF(struct hinic3_rxq_stats, _stat_item), \ + .offset = offsetof(struct hinic3_rxq_stats, _stat_item) \ +} + +#define HINIC3_TXQ_STAT(_stat_item) { \ + .name = "txq%d_"#_stat_item, \ + .size = FIELD_SIZEOF(struct hinic3_txq_stats, _stat_item), \ + .offset = offsetof(struct hinic3_txq_stats, _stat_item) \ +} + +/*lint -save -e786*/ +static struct hinic3_stats hinic3_rx_queue_stats[] = { + HINIC3_RXQ_STAT(packets), + HINIC3_RXQ_STAT(bytes), + HINIC3_RXQ_STAT(errors), + HINIC3_RXQ_STAT(csum_errors), + HINIC3_RXQ_STAT(other_errors), + HINIC3_RXQ_STAT(dropped), +#ifdef HAVE_XDP_SUPPORT + HINIC3_RXQ_STAT(xdp_dropped), +#endif + HINIC3_RXQ_STAT(rx_buf_empty), +}; + +static struct hinic3_stats hinic3_rx_queue_stats_extern[] = { + HINIC3_RXQ_STAT(alloc_skb_err), + HINIC3_RXQ_STAT(alloc_rx_buf_err), + HINIC3_RXQ_STAT(xdp_large_pkt), + HINIC3_RXQ_STAT(restore_drop_sge), + HINIC3_RXQ_STAT(rsvd2), +}; + +static struct hinic3_stats hinic3_tx_queue_stats[] = { + HINIC3_TXQ_STAT(packets), + HINIC3_TXQ_STAT(bytes), + HINIC3_TXQ_STAT(busy), + HINIC3_TXQ_STAT(wake), + HINIC3_TXQ_STAT(dropped), +}; + +static struct hinic3_stats hinic3_tx_queue_stats_extern[] = { + HINIC3_TXQ_STAT(skb_pad_err), + HINIC3_TXQ_STAT(frag_len_overflow), + HINIC3_TXQ_STAT(offload_cow_skb_err), + HINIC3_TXQ_STAT(map_frag_err), + HINIC3_TXQ_STAT(unknown_tunnel_pkt), + HINIC3_TXQ_STAT(frag_size_err), + HINIC3_TXQ_STAT(rsvd1), + HINIC3_TXQ_STAT(rsvd2), +}; + +/*lint -restore*/ + +#define HINIC3_FUNC_STAT(_stat_item) { \ + .name = #_stat_item, \ + .size = FIELD_SIZEOF(struct hinic3_vport_stats, _stat_item), \ + .offset = offsetof(struct hinic3_vport_stats, _stat_item) \ +} + +static struct hinic3_stats hinic3_function_stats[] = { + HINIC3_FUNC_STAT(tx_unicast_pkts_vport), + HINIC3_FUNC_STAT(tx_unicast_bytes_vport), + HINIC3_FUNC_STAT(tx_multicast_pkts_vport), + HINIC3_FUNC_STAT(tx_multicast_bytes_vport), + HINIC3_FUNC_STAT(tx_broadcast_pkts_vport), + HINIC3_FUNC_STAT(tx_broadcast_bytes_vport), + + HINIC3_FUNC_STAT(rx_unicast_pkts_vport), + HINIC3_FUNC_STAT(rx_unicast_bytes_vport), + HINIC3_FUNC_STAT(rx_multicast_pkts_vport), + HINIC3_FUNC_STAT(rx_multicast_bytes_vport), + HINIC3_FUNC_STAT(rx_broadcast_pkts_vport), + HINIC3_FUNC_STAT(rx_broadcast_bytes_vport), + + HINIC3_FUNC_STAT(tx_discard_vport), + HINIC3_FUNC_STAT(rx_discard_vport), + HINIC3_FUNC_STAT(tx_err_vport), + HINIC3_FUNC_STAT(rx_err_vport), +}; + +#define HINIC3_PORT_STAT(_stat_item) { \ + .name = #_stat_item, \ + .size = FIELD_SIZEOF(struct mag_cmd_port_stats, _stat_item), \ + .offset = offsetof(struct mag_cmd_port_stats, _stat_item) \ +} + +static struct hinic3_stats hinic3_port_stats[] = { + HINIC3_PORT_STAT(mac_tx_fragment_pkt_num), + HINIC3_PORT_STAT(mac_tx_undersize_pkt_num), + HINIC3_PORT_STAT(mac_tx_undermin_pkt_num), + HINIC3_PORT_STAT(mac_tx_64_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_65_127_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_128_255_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_256_511_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_512_1023_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_1024_1518_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_1519_2047_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_2048_4095_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_4096_8191_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_8192_9216_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_9217_12287_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_12288_16383_oct_pkt_num), + HINIC3_PORT_STAT(mac_tx_1519_max_bad_pkt_num), + HINIC3_PORT_STAT(mac_tx_1519_max_good_pkt_num), + HINIC3_PORT_STAT(mac_tx_oversize_pkt_num), + HINIC3_PORT_STAT(mac_tx_jabber_pkt_num), + HINIC3_PORT_STAT(mac_tx_bad_pkt_num), + HINIC3_PORT_STAT(mac_tx_bad_oct_num), + HINIC3_PORT_STAT(mac_tx_good_pkt_num), + HINIC3_PORT_STAT(mac_tx_good_oct_num), + HINIC3_PORT_STAT(mac_tx_total_pkt_num), + HINIC3_PORT_STAT(mac_tx_total_oct_num), + HINIC3_PORT_STAT(mac_tx_uni_pkt_num), + HINIC3_PORT_STAT(mac_tx_multi_pkt_num), + HINIC3_PORT_STAT(mac_tx_broad_pkt_num), + HINIC3_PORT_STAT(mac_tx_pause_num), + HINIC3_PORT_STAT(mac_tx_pfc_pkt_num), + HINIC3_PORT_STAT(mac_tx_pfc_pri0_pkt_num), + HINIC3_PORT_STAT(mac_tx_pfc_pri1_pkt_num), + HINIC3_PORT_STAT(mac_tx_pfc_pri2_pkt_num), + HINIC3_PORT_STAT(mac_tx_pfc_pri3_pkt_num), + HINIC3_PORT_STAT(mac_tx_pfc_pri4_pkt_num), + HINIC3_PORT_STAT(mac_tx_pfc_pri5_pkt_num), + HINIC3_PORT_STAT(mac_tx_pfc_pri6_pkt_num), + HINIC3_PORT_STAT(mac_tx_pfc_pri7_pkt_num), + HINIC3_PORT_STAT(mac_tx_control_pkt_num), + HINIC3_PORT_STAT(mac_tx_err_all_pkt_num), + HINIC3_PORT_STAT(mac_tx_from_app_good_pkt_num), + HINIC3_PORT_STAT(mac_tx_from_app_bad_pkt_num), + + HINIC3_PORT_STAT(mac_rx_fragment_pkt_num), + HINIC3_PORT_STAT(mac_rx_undersize_pkt_num), + HINIC3_PORT_STAT(mac_rx_undermin_pkt_num), + HINIC3_PORT_STAT(mac_rx_64_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_65_127_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_128_255_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_256_511_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_512_1023_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_1024_1518_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_1519_2047_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_2048_4095_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_4096_8191_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_8192_9216_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_9217_12287_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_12288_16383_oct_pkt_num), + HINIC3_PORT_STAT(mac_rx_1519_max_bad_pkt_num), + HINIC3_PORT_STAT(mac_rx_1519_max_good_pkt_num), + HINIC3_PORT_STAT(mac_rx_oversize_pkt_num), + HINIC3_PORT_STAT(mac_rx_jabber_pkt_num), + HINIC3_PORT_STAT(mac_rx_bad_pkt_num), + HINIC3_PORT_STAT(mac_rx_bad_oct_num), + HINIC3_PORT_STAT(mac_rx_good_pkt_num), + HINIC3_PORT_STAT(mac_rx_good_oct_num), + HINIC3_PORT_STAT(mac_rx_total_pkt_num), + HINIC3_PORT_STAT(mac_rx_total_oct_num), + HINIC3_PORT_STAT(mac_rx_uni_pkt_num), + HINIC3_PORT_STAT(mac_rx_multi_pkt_num), + HINIC3_PORT_STAT(mac_rx_broad_pkt_num), + HINIC3_PORT_STAT(mac_rx_pause_num), + HINIC3_PORT_STAT(mac_rx_pfc_pkt_num), + HINIC3_PORT_STAT(mac_rx_pfc_pri0_pkt_num), + HINIC3_PORT_STAT(mac_rx_pfc_pri1_pkt_num), + HINIC3_PORT_STAT(mac_rx_pfc_pri2_pkt_num), + HINIC3_PORT_STAT(mac_rx_pfc_pri3_pkt_num), + HINIC3_PORT_STAT(mac_rx_pfc_pri4_pkt_num), + HINIC3_PORT_STAT(mac_rx_pfc_pri5_pkt_num), + HINIC3_PORT_STAT(mac_rx_pfc_pri6_pkt_num), + HINIC3_PORT_STAT(mac_rx_pfc_pri7_pkt_num), + HINIC3_PORT_STAT(mac_rx_control_pkt_num), + HINIC3_PORT_STAT(mac_rx_sym_err_pkt_num), + HINIC3_PORT_STAT(mac_rx_fcs_err_pkt_num), + HINIC3_PORT_STAT(mac_rx_send_app_good_pkt_num), + HINIC3_PORT_STAT(mac_rx_send_app_bad_pkt_num), + HINIC3_PORT_STAT(mac_rx_unfilter_pkt_num), +}; + +#define HINIC3_FGPA_PORT_STAT(_stat_item) { \ + .name = #_stat_item, \ + .size = FIELD_SIZEOF(struct hinic3_phy_fpga_port_stats, _stat_item), \ + .offset = offsetof(struct hinic3_phy_fpga_port_stats, _stat_item) \ +} + +static struct hinic3_stats g_hinic3_fpga_port_stats[] = { + HINIC3_FGPA_PORT_STAT(mac_rx_total_octs_port), + HINIC3_FGPA_PORT_STAT(mac_tx_total_octs_port), + HINIC3_FGPA_PORT_STAT(mac_rx_under_frame_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_frag_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_64_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_127_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_255_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_511_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_1023_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_max_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_over_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_tx_64_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_tx_127_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_tx_255_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_tx_511_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_tx_1023_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_tx_max_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_tx_over_oct_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_good_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_crc_error_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_broadcast_ok_port), + HINIC3_FGPA_PORT_STAT(mac_rx_multicast_ok_port), + HINIC3_FGPA_PORT_STAT(mac_rx_mac_frame_ok_port), + HINIC3_FGPA_PORT_STAT(mac_rx_length_err_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_vlan_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_pause_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_rx_unknown_mac_frame_port), + HINIC3_FGPA_PORT_STAT(mac_tx_good_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_tx_broadcast_ok_port), + HINIC3_FGPA_PORT_STAT(mac_tx_multicast_ok_port), + HINIC3_FGPA_PORT_STAT(mac_tx_underrun_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_tx_mac_frame_ok_port), + HINIC3_FGPA_PORT_STAT(mac_tx_vlan_pkts_port), + HINIC3_FGPA_PORT_STAT(mac_tx_pause_pkts_port), +}; + +static char g_hinic_priv_flags_strings[][ETH_GSTRING_LEN] = { + "Symmetric-RSS", + "Force-Link-up", + "Rxq_Recovery", +}; + +u32 hinic3_get_io_stats_size(const struct hinic3_nic_dev *nic_dev) +{ + u32 count; + + count = ARRAY_LEN(hinic3_nic_dev_stats) + + ARRAY_LEN(hinic3_nic_dev_stats_extern) + + (ARRAY_LEN(hinic3_tx_queue_stats) + + ARRAY_LEN(hinic3_tx_queue_stats_extern) + + ARRAY_LEN(hinic3_rx_queue_stats) + + ARRAY_LEN(hinic3_rx_queue_stats_extern)) * nic_dev->max_qps; + + return count; +} + +#define GET_VALUE_OF_PTR(size, ptr) ( \ + (size) == sizeof(u64) ? *(u64 *)(ptr) : \ + (size) == sizeof(u32) ? *(u32 *)(ptr) : \ + (size) == sizeof(u16) ? *(u16 *)(ptr) : *(u8 *)(ptr) \ +) + +#define DEV_STATS_PACK(items, item_idx, array, stats_ptr) do { \ + int j; \ + for (j = 0; j < ARRAY_LEN(array); j++) { \ + memcpy((items)[item_idx].name, (array)[j].name, \ + HINIC3_SHOW_ITEM_LEN); \ + (items)[item_idx].hexadecimal = 0; \ + (items)[item_idx].value = \ + GET_VALUE_OF_PTR((array)[j].size, \ + (char *)(stats_ptr) + (array)[j].offset); \ + (item_idx)++; \ + } \ +} while (0) + +#define QUEUE_STATS_PACK(items, item_idx, array, stats_ptr, qid) do { \ + int j; \ + for (j = 0; j < ARRAY_LEN(array); j++) { \ + memcpy((items)[item_idx].name, (array)[j].name, \ + HINIC3_SHOW_ITEM_LEN); \ + snprintf((items)[item_idx].name, HINIC3_SHOW_ITEM_LEN, \ + (array)[j].name, (qid)); \ + (items)[item_idx].hexadecimal = 0; \ + (items)[item_idx].value = \ + GET_VALUE_OF_PTR((array)[j].size, \ + (char *)(stats_ptr) + (array)[j].offset); \ + (item_idx)++; \ + } \ +} while (0) + +void hinic3_get_io_stats(const struct hinic3_nic_dev *nic_dev, void *stats) +{ + struct hinic3_show_item *items = stats; + int item_idx = 0; + u16 qid; + + DEV_STATS_PACK(items, item_idx, hinic3_nic_dev_stats, &nic_dev->stats); + DEV_STATS_PACK(items, item_idx, hinic3_nic_dev_stats_extern, + &nic_dev->stats); + + for (qid = 0; qid < nic_dev->max_qps; qid++) { + QUEUE_STATS_PACK(items, item_idx, hinic3_tx_queue_stats, + &nic_dev->txqs[qid].txq_stats, qid); + QUEUE_STATS_PACK(items, item_idx, hinic3_tx_queue_stats_extern, + &nic_dev->txqs[qid].txq_stats, qid); + } + + for (qid = 0; qid < nic_dev->max_qps; qid++) { + QUEUE_STATS_PACK(items, item_idx, hinic3_rx_queue_stats, + &nic_dev->rxqs[qid].rxq_stats, qid); + QUEUE_STATS_PACK(items, item_idx, hinic3_rx_queue_stats_extern, + &nic_dev->rxqs[qid].rxq_stats, qid); + } +} + +static char g_hinic3_test_strings[][ETH_GSTRING_LEN] = { + "Internal lb test (on/offline)", + "External lb test (external_lb)", +}; + +int hinic3_get_sset_count(struct net_device *netdev, int sset) +{ + int count = 0, q_num = 0; + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + switch (sset) { + case ETH_SS_TEST: + return ARRAY_LEN(g_hinic3_test_strings); + case ETH_SS_STATS: + q_num = nic_dev->q_params.num_qps; + count = ARRAY_LEN(hinic3_netdev_stats) + + ARRAY_LEN(hinic3_nic_dev_stats) + + ARRAY_LEN(hinic3_function_stats) + + (ARRAY_LEN(hinic3_tx_queue_stats) + + ARRAY_LEN(hinic3_rx_queue_stats)) * q_num; + + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev)) { + if (mag_support_mode == FPGA_PORT_COUNTER) + count += ARRAY_LEN(g_hinic3_fpga_port_stats); + else + count += ARRAY_LEN(hinic3_port_stats); + } + + return count; + case ETH_SS_PRIV_FLAGS: + return ARRAY_LEN(g_hinic_priv_flags_strings); + default: + return -EOPNOTSUPP; + } +} + +static void get_drv_queue_stats(struct hinic3_nic_dev *nic_dev, u64 *data) +{ + struct hinic3_txq_stats txq_stats; + struct hinic3_rxq_stats rxq_stats; + u16 i = 0, j = 0, qid = 0; + char *p = NULL; + + for (qid = 0; qid < nic_dev->q_params.num_qps; qid++) { + if (!nic_dev->txqs) + break; + + hinic3_txq_get_stats(&nic_dev->txqs[qid], &txq_stats); + for (j = 0; j < ARRAY_LEN(hinic3_tx_queue_stats); j++, i++) { + p = (char *)(&txq_stats) + + hinic3_tx_queue_stats[j].offset; + data[i] = (hinic3_tx_queue_stats[j].size == + sizeof(u64)) ? *(u64 *)p : *(u32 *)p; + } + } + + for (qid = 0; qid < nic_dev->q_params.num_qps; qid++) { + if (!nic_dev->rxqs) + break; + + hinic3_rxq_get_stats(&nic_dev->rxqs[qid], &rxq_stats); + for (j = 0; j < ARRAY_LEN(hinic3_rx_queue_stats); j++, i++) { + p = (char *)(&rxq_stats) + + hinic3_rx_queue_stats[j].offset; + data[i] = (hinic3_rx_queue_stats[j].size == + sizeof(u64)) ? *(u64 *)p : *(u32 *)p; + } + } +} + +static u16 get_fpga_port_stats(struct hinic3_nic_dev *nic_dev, u64 *data) +{ + struct hinic3_phy_fpga_port_stats *port_stats = NULL; + char *p = NULL; + u16 i = 0, j = 0; + int err; + + port_stats = kzalloc(sizeof(*port_stats), GFP_KERNEL); + if (!port_stats) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to malloc port stats\n"); + memset(&data[i], 0, + ARRAY_LEN(g_hinic3_fpga_port_stats) * sizeof(*data)); + i += ARRAY_LEN(g_hinic3_fpga_port_stats); + return i; + } + + err = hinic3_get_fpga_phy_port_stats(nic_dev->hwdev, port_stats); + if (err) + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to get port stats from fw\n"); + + for (j = 0; j < ARRAY_LEN(g_hinic3_fpga_port_stats); j++, i++) { + p = (char *)(port_stats) + g_hinic3_fpga_port_stats[j].offset; + data[i] = (g_hinic3_fpga_port_stats[j].size == + sizeof(u64)) ? *(u64 *)p : *(u32 *)p; + } + + kfree(port_stats); + + return i; +} + +static u16 get_ethtool_port_stats(struct hinic3_nic_dev *nic_dev, u64 *data) +{ + struct mag_cmd_port_stats *port_stats = NULL; + char *p = NULL; + u16 i = 0, j = 0; + int err; + + if (mag_support_mode == FPGA_PORT_COUNTER) + return get_fpga_port_stats(nic_dev, data); + + port_stats = kzalloc(sizeof(*port_stats), GFP_KERNEL); + if (!port_stats) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to malloc port stats\n"); + memset(&data[i], 0, + ARRAY_LEN(hinic3_port_stats) * sizeof(*data)); + i += ARRAY_LEN(hinic3_port_stats); + return i; + } + + err = hinic3_get_phy_port_stats(nic_dev->hwdev, port_stats); + if (err) + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to get port stats from fw\n"); + + for (j = 0; j < ARRAY_LEN(hinic3_port_stats); j++, i++) { + p = (char *)(port_stats) + hinic3_port_stats[j].offset; + data[i] = (hinic3_port_stats[j].size == + sizeof(u64)) ? *(u64 *)p : *(u32 *)p; + } + + kfree(port_stats); + + return i; +} + +void hinic3_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats *stats, u64 *data) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); +#ifdef HAVE_NDO_GET_STATS64 + struct rtnl_link_stats64 temp; + const struct rtnl_link_stats64 *net_stats = NULL; +#else + const struct net_device_stats *net_stats = NULL; +#endif + struct hinic3_nic_stats *nic_stats = NULL; + + struct hinic3_vport_stats vport_stats = {0}; + u16 i = 0, j = 0; + char *p = NULL; + int err; + +#ifdef HAVE_NDO_GET_STATS64 + net_stats = dev_get_stats(netdev, &temp); +#else + net_stats = dev_get_stats(netdev); +#endif + for (j = 0; j < ARRAY_LEN(hinic3_netdev_stats); j++, i++) { + p = (char *)(net_stats) + hinic3_netdev_stats[j].offset; + data[i] = GET_VALUE_OF_PTR(hinic3_netdev_stats[j].size, p); + } + + nic_stats = &nic_dev->stats; + for (j = 0; j < ARRAY_LEN(hinic3_nic_dev_stats); j++, i++) { + p = (char *)(nic_stats) + hinic3_nic_dev_stats[j].offset; + data[i] = GET_VALUE_OF_PTR(hinic3_nic_dev_stats[j].size, p); + } + + err = hinic3_get_vport_stats(nic_dev->hwdev, hinic3_global_func_id(nic_dev->hwdev), + &vport_stats); + if (err) + nicif_err(nic_dev, drv, netdev, + "Failed to get function stats from fw\n"); + + for (j = 0; j < ARRAY_LEN(hinic3_function_stats); j++, i++) { + p = (char *)(&vport_stats) + hinic3_function_stats[j].offset; + data[i] = GET_VALUE_OF_PTR(hinic3_function_stats[j].size, p); + } + + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev)) + i += get_ethtool_port_stats(nic_dev, data + i); + + get_drv_queue_stats(nic_dev, data + i); +} + +static u16 get_drv_dev_strings(struct hinic3_nic_dev *nic_dev, char *p) +{ + u16 i, cnt = 0; + + for (i = 0; i < ARRAY_LEN(hinic3_netdev_stats); i++) { + memcpy(p, hinic3_netdev_stats[i].name, + ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + cnt++; + } + + for (i = 0; i < ARRAY_LEN(hinic3_nic_dev_stats); i++) { + memcpy(p, hinic3_nic_dev_stats[i].name, ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + cnt++; + } + + return cnt; +} + +static u16 get_hw_stats_strings(struct hinic3_nic_dev *nic_dev, char *p) +{ + u16 i, cnt = 0; + + for (i = 0; i < ARRAY_LEN(hinic3_function_stats); i++) { + memcpy(p, hinic3_function_stats[i].name, + ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + cnt++; + } + + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev)) { + if (mag_support_mode == FPGA_PORT_COUNTER) { + for (i = 0; i < ARRAY_LEN(g_hinic3_fpga_port_stats); i++) { + memcpy(p, g_hinic3_fpga_port_stats[i].name, ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + cnt++; + } + } else { + for (i = 0; i < ARRAY_LEN(hinic3_port_stats); i++) { + memcpy(p, hinic3_port_stats[i].name, ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + cnt++; + } + } + } + + return cnt; +} + +static u16 get_qp_stats_strings(const struct hinic3_nic_dev *nic_dev, char *p) +{ + u16 i = 0, j = 0, cnt = 0; + int err; + + for (i = 0; i < nic_dev->q_params.num_qps; i++) { + for (j = 0; j < ARRAY_LEN(hinic3_tx_queue_stats); j++) { + err = sprintf(p, hinic3_tx_queue_stats[j].name, i); + if (err < 0) + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to sprintf tx queue stats name, idx_qps: %u, idx_stats: %u\n", + i, j); + p += ETH_GSTRING_LEN; + cnt++; + } + } + + for (i = 0; i < nic_dev->q_params.num_qps; i++) { + for (j = 0; j < ARRAY_LEN(hinic3_rx_queue_stats); j++) { + err = sprintf(p, hinic3_rx_queue_stats[j].name, i); + if (err < 0) + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to sprintf rx queue stats name, idx_qps: %u, idx_stats: %u\n", + i, j); + p += ETH_GSTRING_LEN; + cnt++; + } + } + + return cnt; +} + +void hinic3_get_strings(struct net_device *netdev, u32 stringset, u8 *data) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + char *p = (char *)data; + u16 offset = 0; + + switch (stringset) { + case ETH_SS_TEST: + memcpy(data, *g_hinic3_test_strings, sizeof(g_hinic3_test_strings)); + return; + case ETH_SS_STATS: + offset = get_drv_dev_strings(nic_dev, p); + offset += get_hw_stats_strings(nic_dev, + p + offset * ETH_GSTRING_LEN); + get_qp_stats_strings(nic_dev, p + offset * ETH_GSTRING_LEN); + + return; + case ETH_SS_PRIV_FLAGS: + memcpy(data, g_hinic_priv_flags_strings, + sizeof(g_hinic_priv_flags_strings)); + return; + default: + nicif_err(nic_dev, drv, netdev, + "Invalid string set %u.", stringset); + return; + } +} + +static const u32 hinic3_mag_link_mode_ge[] = { + ETHTOOL_LINK_MODE_1000baseT_Full_BIT, + ETHTOOL_LINK_MODE_1000baseKX_Full_BIT, + ETHTOOL_LINK_MODE_1000baseX_Full_BIT, +}; + +static const u32 hinic3_mag_link_mode_10ge_base_r[] = { + ETHTOOL_LINK_MODE_10000baseKR_Full_BIT, + ETHTOOL_LINK_MODE_10000baseR_FEC_BIT, + ETHTOOL_LINK_MODE_10000baseCR_Full_BIT, + ETHTOOL_LINK_MODE_10000baseSR_Full_BIT, + ETHTOOL_LINK_MODE_10000baseLR_Full_BIT, + ETHTOOL_LINK_MODE_10000baseLRM_Full_BIT, +}; + +static const u32 hinic3_mag_link_mode_25ge_base_r[] = { + ETHTOOL_LINK_MODE_25000baseCR_Full_BIT, + ETHTOOL_LINK_MODE_25000baseKR_Full_BIT, + ETHTOOL_LINK_MODE_25000baseSR_Full_BIT, +}; + +static const u32 hinic3_mag_link_mode_40ge_base_r4[] = { + ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT, + ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT, + ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT, + ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT, +}; + +static const u32 hinic3_mag_link_mode_50ge_base_r[] = { + ETHTOOL_LINK_MODE_50000baseKR_Full_BIT, + ETHTOOL_LINK_MODE_50000baseSR_Full_BIT, + ETHTOOL_LINK_MODE_50000baseCR_Full_BIT, +}; + +static const u32 hinic3_mag_link_mode_50ge_base_r2[] = { + ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT, + ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT, + ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT, +}; + +static const u32 hinic3_mag_link_mode_100ge_base_r[] = { + ETHTOOL_LINK_MODE_100000baseKR_Full_BIT, + ETHTOOL_LINK_MODE_100000baseSR_Full_BIT, + ETHTOOL_LINK_MODE_100000baseCR_Full_BIT, +}; + +static const u32 hinic3_mag_link_mode_100ge_base_r2[] = { + ETHTOOL_LINK_MODE_100000baseKR2_Full_BIT, + ETHTOOL_LINK_MODE_100000baseSR2_Full_BIT, + ETHTOOL_LINK_MODE_100000baseCR2_Full_BIT, +}; + +static const u32 hinic3_mag_link_mode_100ge_base_r4[] = { + ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT, + ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT, + ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT, + ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT, +}; + +static const u32 hinic3_mag_link_mode_200ge_base_r2[] = { + ETHTOOL_LINK_MODE_200000baseKR2_Full_BIT, + ETHTOOL_LINK_MODE_200000baseSR2_Full_BIT, + ETHTOOL_LINK_MODE_200000baseCR2_Full_BIT, +}; + +static const u32 hinic3_mag_link_mode_200ge_base_r4[] = { + ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT, + ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT, + ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT, +}; + +struct hw2ethtool_link_mode { + const u32 *link_mode_bit_arr; + u32 arr_size; + u32 speed; +}; + +/*lint -save -e26 */ +static const struct hw2ethtool_link_mode + hw2ethtool_link_mode_table[LINK_MODE_MAX_NUMBERS] = { + [LINK_MODE_GE] = { + .link_mode_bit_arr = hinic3_mag_link_mode_ge, + .arr_size = ARRAY_LEN(hinic3_mag_link_mode_ge), + .speed = SPEED_1000, + }, + [LINK_MODE_10GE_BASE_R] = { + .link_mode_bit_arr = hinic3_mag_link_mode_10ge_base_r, + .arr_size = ARRAY_LEN(hinic3_mag_link_mode_10ge_base_r), + .speed = SPEED_10000, + }, + [LINK_MODE_25GE_BASE_R] = { + .link_mode_bit_arr = hinic3_mag_link_mode_25ge_base_r, + .arr_size = ARRAY_LEN(hinic3_mag_link_mode_25ge_base_r), + .speed = SPEED_25000, + }, + [LINK_MODE_40GE_BASE_R4] = { + .link_mode_bit_arr = hinic3_mag_link_mode_40ge_base_r4, + .arr_size = ARRAY_LEN(hinic3_mag_link_mode_40ge_base_r4), + .speed = SPEED_40000, + }, + [LINK_MODE_50GE_BASE_R] = { + .link_mode_bit_arr = hinic3_mag_link_mode_50ge_base_r, + .arr_size = ARRAY_LEN(hinic3_mag_link_mode_50ge_base_r), + .speed = SPEED_50000, + }, + [LINK_MODE_50GE_BASE_R2] = { + .link_mode_bit_arr = hinic3_mag_link_mode_50ge_base_r2, + .arr_size = ARRAY_LEN(hinic3_mag_link_mode_50ge_base_r2), + .speed = SPEED_50000, + }, + [LINK_MODE_100GE_BASE_R] = { + .link_mode_bit_arr = hinic3_mag_link_mode_100ge_base_r, + .arr_size = ARRAY_LEN(hinic3_mag_link_mode_100ge_base_r), + .speed = SPEED_100000, + }, + [LINK_MODE_100GE_BASE_R2] = { + .link_mode_bit_arr = hinic3_mag_link_mode_100ge_base_r2, + .arr_size = ARRAY_LEN(hinic3_mag_link_mode_100ge_base_r2), + .speed = SPEED_100000, + }, + [LINK_MODE_100GE_BASE_R4] = { + .link_mode_bit_arr = hinic3_mag_link_mode_100ge_base_r4, + .arr_size = ARRAY_LEN(hinic3_mag_link_mode_100ge_base_r4), + .speed = SPEED_100000, + }, + [LINK_MODE_200GE_BASE_R2] = { + .link_mode_bit_arr = hinic3_mag_link_mode_200ge_base_r2, + .arr_size = ARRAY_LEN(hinic3_mag_link_mode_200ge_base_r2), + .speed = SPEED_200000, + }, + [LINK_MODE_200GE_BASE_R4] = { + .link_mode_bit_arr = hinic3_mag_link_mode_200ge_base_r4, + .arr_size = ARRAY_LEN(hinic3_mag_link_mode_200ge_base_r4), + .speed = SPEED_200000, + }, +}; + +/*lint -restore */ + +#define GET_SUPPORTED_MODE 0 +#define GET_ADVERTISED_MODE 1 + +struct cmd_link_settings { + __ETHTOOL_DECLARE_LINK_MODE_MASK(supported); + __ETHTOOL_DECLARE_LINK_MODE_MASK(advertising); + + u32 speed; + u8 duplex; + u8 port; + u8 autoneg; +}; + +#define ETHTOOL_ADD_SUPPORTED_LINK_MODE(ecmd, mode) \ + set_bit(ETHTOOL_LINK_MODE_##mode##_BIT, (ecmd)->supported) +#define ETHTOOL_ADD_ADVERTISED_LINK_MODE(ecmd, mode) \ + set_bit(ETHTOOL_LINK_MODE_##mode##_BIT, (ecmd)->advertising) + +#define ETHTOOL_ADD_SUPPORTED_SPEED_LINK_MODE(ecmd, mode) \ +do { \ + u32 i; \ + for (i = 0; i < hw2ethtool_link_mode_table[mode].arr_size; i++) { \ + if (hw2ethtool_link_mode_table[mode].link_mode_bit_arr[i] >= \ + __ETHTOOL_LINK_MODE_MASK_NBITS) \ + continue; \ + set_bit(hw2ethtool_link_mode_table[mode].link_mode_bit_arr[i], \ + (ecmd)->supported); \ + } \ +} while (0) + +#define ETHTOOL_ADD_ADVERTISED_SPEED_LINK_MODE(ecmd, mode) \ +do { \ + u32 i; \ + for (i = 0; i < hw2ethtool_link_mode_table[mode].arr_size; i++) { \ + if (hw2ethtool_link_mode_table[mode].link_mode_bit_arr[i] >= \ + __ETHTOOL_LINK_MODE_MASK_NBITS) \ + continue; \ + set_bit(hw2ethtool_link_mode_table[mode].link_mode_bit_arr[i], \ + (ecmd)->advertising); \ + } \ +} while (0) + +/* Related to enum mag_cmd_port_speed */ +static u32 hw_to_ethtool_speed[] = { + (u32)SPEED_UNKNOWN, SPEED_10, SPEED_100, SPEED_1000, SPEED_10000, + SPEED_25000, SPEED_40000, SPEED_50000, SPEED_100000, SPEED_200000 +}; + +static int hinic3_ethtool_to_hw_speed_level(u32 speed) +{ + int i; + + for (i = 0; i < ARRAY_LEN(hw_to_ethtool_speed); i++) { + if (hw_to_ethtool_speed[i] == speed) + break; + } + + return i; +} + +static void hinic3_add_ethtool_link_mode(struct cmd_link_settings *link_settings, + u32 hw_link_mode, u32 name) +{ + u32 link_mode; + + for (link_mode = 0; link_mode < LINK_MODE_MAX_NUMBERS; link_mode++) { + if (hw_link_mode & BIT(link_mode)) { + if (name == GET_SUPPORTED_MODE) + ETHTOOL_ADD_SUPPORTED_SPEED_LINK_MODE + (link_settings, link_mode); + else + ETHTOOL_ADD_ADVERTISED_SPEED_LINK_MODE + (link_settings, link_mode); + } + } +} + +static int hinic3_link_speed_set(struct hinic3_nic_dev *nic_dev, + struct cmd_link_settings *link_settings, + struct nic_port_info *port_info) +{ + u8 link_state = 0; + int err; + + if (port_info->supported_mode != LINK_MODE_UNKNOWN) + hinic3_add_ethtool_link_mode(link_settings, + port_info->supported_mode, + GET_SUPPORTED_MODE); + if (port_info->advertised_mode != LINK_MODE_UNKNOWN) + hinic3_add_ethtool_link_mode(link_settings, + port_info->advertised_mode, + GET_ADVERTISED_MODE); + + err = hinic3_get_link_state(nic_dev->hwdev, &link_state); + if (!err && link_state) { + link_settings->speed = + port_info->speed < ARRAY_LEN(hw_to_ethtool_speed) ? + hw_to_ethtool_speed[port_info->speed] : + (u32)SPEED_UNKNOWN; + + link_settings->duplex = port_info->duplex; + } else { + link_settings->speed = (u32)SPEED_UNKNOWN; + link_settings->duplex = DUPLEX_UNKNOWN; + } + + return 0; +} + +static void hinic3_link_port_type(struct cmd_link_settings *link_settings, + u8 port_type) +{ + switch (port_type) { + case MAG_CMD_WIRE_TYPE_ELECTRIC: + ETHTOOL_ADD_SUPPORTED_LINK_MODE(link_settings, TP); + ETHTOOL_ADD_ADVERTISED_LINK_MODE(link_settings, TP); + link_settings->port = PORT_TP; + break; + + case MAG_CMD_WIRE_TYPE_AOC: + case MAG_CMD_WIRE_TYPE_MM: + case MAG_CMD_WIRE_TYPE_SM: + ETHTOOL_ADD_SUPPORTED_LINK_MODE(link_settings, FIBRE); + ETHTOOL_ADD_ADVERTISED_LINK_MODE(link_settings, FIBRE); + link_settings->port = PORT_FIBRE; + break; + + case MAG_CMD_WIRE_TYPE_COPPER: + ETHTOOL_ADD_SUPPORTED_LINK_MODE(link_settings, FIBRE); + ETHTOOL_ADD_ADVERTISED_LINK_MODE(link_settings, FIBRE); + link_settings->port = PORT_DA; + break; + + case MAG_CMD_WIRE_TYPE_BACKPLANE: + ETHTOOL_ADD_SUPPORTED_LINK_MODE(link_settings, Backplane); + ETHTOOL_ADD_ADVERTISED_LINK_MODE(link_settings, Backplane); + link_settings->port = PORT_NONE; + break; + + default: + link_settings->port = PORT_OTHER; + break; + } +} + +static int get_link_pause_settings(struct hinic3_nic_dev *nic_dev, + struct cmd_link_settings *link_settings) +{ + struct nic_pause_config nic_pause = {0}; + int err; + + err = hinic3_get_pause_info(nic_dev->hwdev, &nic_pause); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to get pauseparam from hw\n"); + return err; + } + + ETHTOOL_ADD_SUPPORTED_LINK_MODE(link_settings, Pause); + if (nic_pause.rx_pause && nic_pause.tx_pause) { + ETHTOOL_ADD_ADVERTISED_LINK_MODE(link_settings, Pause); + } else if (nic_pause.tx_pause) { + ETHTOOL_ADD_ADVERTISED_LINK_MODE(link_settings, + Asym_Pause); + } else if (nic_pause.rx_pause) { + ETHTOOL_ADD_ADVERTISED_LINK_MODE(link_settings, Pause); + ETHTOOL_ADD_ADVERTISED_LINK_MODE(link_settings, + Asym_Pause); + } + + return 0; +} + +static int get_link_settings(struct net_device *netdev, + struct cmd_link_settings *link_settings) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct nic_port_info port_info = {0}; + int err; + + err = hinic3_get_port_info(nic_dev->hwdev, &port_info, + HINIC3_CHANNEL_NIC); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to get port info\n"); + return err; + } + + err = hinic3_link_speed_set(nic_dev, link_settings, &port_info); + if (err) + return err; + + hinic3_link_port_type(link_settings, port_info.port_type); + + link_settings->autoneg = port_info.autoneg_state == PORT_CFG_AN_ON ? + AUTONEG_ENABLE : AUTONEG_DISABLE; + if (port_info.autoneg_cap) + ETHTOOL_ADD_SUPPORTED_LINK_MODE(link_settings, Autoneg); + if (port_info.autoneg_state == PORT_CFG_AN_ON) + ETHTOOL_ADD_ADVERTISED_LINK_MODE(link_settings, Autoneg); + + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev)) + err = get_link_pause_settings(nic_dev, link_settings); + + return err; +} + +#ifdef ETHTOOL_GLINKSETTINGS +#ifndef XENSERVER_HAVE_NEW_ETHTOOL_OPS +int hinic3_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *link_settings) +{ + struct cmd_link_settings settings = { { 0 } }; + struct ethtool_link_settings *base = &link_settings->base; + int err; + + ethtool_link_ksettings_zero_link_mode(link_settings, supported); + ethtool_link_ksettings_zero_link_mode(link_settings, advertising); + + err = get_link_settings(netdev, &settings); + if (err) + return err; + + bitmap_copy(link_settings->link_modes.supported, settings.supported, + __ETHTOOL_LINK_MODE_MASK_NBITS); + bitmap_copy(link_settings->link_modes.advertising, settings.advertising, + __ETHTOOL_LINK_MODE_MASK_NBITS); + + base->autoneg = settings.autoneg; + base->speed = settings.speed; + base->duplex = settings.duplex; + base->port = settings.port; + + return 0; +} +#endif +#endif + +static bool hinic3_is_support_speed(u32 supported_link, u32 speed) +{ + u32 link_mode; + + for (link_mode = 0; link_mode < LINK_MODE_MAX_NUMBERS; link_mode++) { + if (!(supported_link & BIT(link_mode))) + continue; + + if (hw2ethtool_link_mode_table[link_mode].speed == speed) + return true; + } + + return false; +} + +static int hinic3_is_speed_legal(struct hinic3_nic_dev *nic_dev, + struct nic_port_info *port_info, u32 speed) +{ + struct net_device *netdev = nic_dev->netdev; + int speed_level = 0; + + if (port_info->supported_mode == LINK_MODE_UNKNOWN || + port_info->advertised_mode == LINK_MODE_UNKNOWN) { + nicif_err(nic_dev, drv, netdev, "Unknown supported link modes\n"); + return -EAGAIN; + } + + speed_level = hinic3_ethtool_to_hw_speed_level(speed); + if (speed_level >= PORT_SPEED_UNKNOWN || + !hinic3_is_support_speed(port_info->supported_mode, speed)) { + nicif_err(nic_dev, drv, netdev, + "Not supported speed: %u\n", speed); + return -EINVAL; + } + + return 0; +} + +static int get_link_settings_type(struct hinic3_nic_dev *nic_dev, + u8 autoneg, u32 speed, u32 *set_settings) +{ + struct nic_port_info port_info = {0}; + int err; + + err = hinic3_get_port_info(nic_dev->hwdev, &port_info, + HINIC3_CHANNEL_NIC); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to get current settings\n"); + return -EAGAIN; + } + + /* Alwayse set autonegation */ + if (port_info.autoneg_cap) + *set_settings |= HILINK_LINK_SET_AUTONEG; + + if (autoneg == AUTONEG_ENABLE) { + if (!port_info.autoneg_cap) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Not support autoneg\n"); + return -EOPNOTSUPP; + } + } else if (speed != (u32)SPEED_UNKNOWN) { + /* Set speed only when autoneg is disable */ + err = hinic3_is_speed_legal(nic_dev, &port_info, speed); + if (err) + return err; + + *set_settings |= HILINK_LINK_SET_SPEED; + } else { + nicif_err(nic_dev, drv, nic_dev->netdev, "Need to set speed when autoneg is off\n"); + return -EOPNOTSUPP; + } + + return 0; +} + +static int hinic3_set_settings_to_hw(struct hinic3_nic_dev *nic_dev, + u32 set_settings, u8 autoneg, u32 speed) +{ + struct net_device *netdev = nic_dev->netdev; + struct hinic3_link_ksettings settings = {0}; + int speed_level = 0; + char set_link_str[128] = {0}; + int err = 0; + + err = snprintf(set_link_str, sizeof(set_link_str) - 1, "%s", + (bool)(set_settings & HILINK_LINK_SET_AUTONEG) ? + ((bool)autoneg ? "autong enable " : "autong disable ") : ""); + if (err < 0) + return -EINVAL; + + if (set_settings & HILINK_LINK_SET_SPEED) { + speed_level = hinic3_ethtool_to_hw_speed_level(speed); + err = snprintf(set_link_str, sizeof(set_link_str) - 1, + "%sspeed %u ", set_link_str, speed); + if (err < 0) + return -EINVAL; + } + + settings.valid_bitmap = set_settings; + settings.autoneg = (bool)autoneg ? PORT_CFG_AN_ON : PORT_CFG_AN_OFF; + settings.speed = (u8)speed_level; + + err = hinic3_set_link_settings(nic_dev->hwdev, &settings); + if (err) + nicif_err(nic_dev, drv, netdev, "Set %sfailed\n", + set_link_str); + else + nicif_info(nic_dev, drv, netdev, "Set %ssuccess\n", + set_link_str); + + return err; +} + +static int set_link_settings(struct net_device *netdev, u8 autoneg, u32 speed) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u32 set_settings = 0; + int err = 0; + + err = get_link_settings_type(nic_dev, autoneg, speed, &set_settings); + if (err) + return err; + + if (set_settings) + err = hinic3_set_settings_to_hw(nic_dev, set_settings, + autoneg, speed); + else + nicif_info(nic_dev, drv, netdev, "Nothing changed, exiting without setting anything\n"); + + return err; +} + +#ifdef ETHTOOL_GLINKSETTINGS +#ifndef XENSERVER_HAVE_NEW_ETHTOOL_OPS +int hinic3_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *link_settings) +{ + /* Only support to set autoneg and speed */ + return set_link_settings(netdev, link_settings->base.autoneg, + link_settings->base.speed); +} +#endif +#endif + +#ifndef HAVE_NEW_ETHTOOL_LINK_SETTINGS_ONLY +int hinic3_get_settings(struct net_device *netdev, struct ethtool_cmd *ep) +{ + struct cmd_link_settings settings = { { 0 } }; + int err; + + err = get_link_settings(netdev, &settings); + if (err) + return err; + + ep->supported = settings.supported[0] & ((u32)~0); + ep->advertising = settings.advertising[0] & ((u32)~0); + + ep->autoneg = settings.autoneg; + ethtool_cmd_speed_set(ep, settings.speed); + ep->duplex = settings.duplex; + ep->port = settings.port; + ep->transceiver = XCVR_INTERNAL; + + return 0; +} + +int hinic3_set_settings(struct net_device *netdev, + struct ethtool_cmd *link_settings) +{ + /* Only support to set autoneg and speed */ + return set_link_settings(netdev, link_settings->autoneg, + ethtool_cmd_speed(link_settings)); +} +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_filter.c b/drivers/net/ethernet/huawei/hinic3/hinic3_filter.c new file mode 100644 index 000000000000..70346d6393de --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_filter.c @@ -0,0 +1,483 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/device.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/etherdevice.h> +#include <linux/netdevice.h> +#include <linux/debugfs.h> +#include <linux/module.h> +#include <linux/moduleparam.h> + +#include "ossl_knl.h" +#include "hinic3_hw.h" +#include "hinic3_crm.h" +#include "hinic3_nic_dev.h" +#include "hinic3_srv_nic.h" + +static unsigned char set_filter_state = 1; +module_param(set_filter_state, byte, 0444); +MODULE_PARM_DESC(set_filter_state, "Set mac filter config state: 0 - disable, 1 - enable (default=1)"); + +static int hinic3_uc_sync(struct net_device *netdev, u8 *addr) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + return hinic3_set_mac(nic_dev->hwdev, addr, 0, + hinic3_global_func_id(nic_dev->hwdev), + HINIC3_CHANNEL_NIC); +} + +static int hinic3_uc_unsync(struct net_device *netdev, u8 *addr) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + /* The addr is in use */ + if (ether_addr_equal(addr, netdev->dev_addr)) + return 0; + + return hinic3_del_mac(nic_dev->hwdev, addr, 0, + hinic3_global_func_id(nic_dev->hwdev), + HINIC3_CHANNEL_NIC); +} + +void hinic3_clean_mac_list_filter(struct hinic3_nic_dev *nic_dev) +{ + struct net_device *netdev = nic_dev->netdev; + struct hinic3_mac_filter *ftmp = NULL; + struct hinic3_mac_filter *f = NULL; + + list_for_each_entry_safe(f, ftmp, &nic_dev->uc_filter_list, list) { + if (f->state == HINIC3_MAC_HW_SYNCED) + hinic3_uc_unsync(netdev, f->addr); + list_del(&f->list); + kfree(f); + } + + list_for_each_entry_safe(f, ftmp, &nic_dev->mc_filter_list, list) { + if (f->state == HINIC3_MAC_HW_SYNCED) + hinic3_uc_unsync(netdev, f->addr); + list_del(&f->list); + kfree(f); + } +} + +static struct hinic3_mac_filter *hinic3_find_mac(const struct list_head *filter_list, + u8 *addr) +{ + struct hinic3_mac_filter *f = NULL; + + list_for_each_entry(f, filter_list, list) { + if (ether_addr_equal(addr, f->addr)) + return f; + } + return NULL; +} + +static struct hinic3_mac_filter *hinic3_add_filter(struct hinic3_nic_dev *nic_dev, + struct list_head *mac_filter_list, + u8 *addr) +{ + struct hinic3_mac_filter *f; + + f = kzalloc(sizeof(*f), GFP_ATOMIC); + if (!f) + goto out; + + ether_addr_copy(f->addr, addr); + + INIT_LIST_HEAD(&f->list); + list_add_tail(&f->list, mac_filter_list); + + f->state = HINIC3_MAC_WAIT_HW_SYNC; + set_bit(HINIC3_MAC_FILTER_CHANGED, &nic_dev->flags); + +out: + return f; +} + +static void hinic3_del_filter(struct hinic3_nic_dev *nic_dev, + struct hinic3_mac_filter *f) +{ + set_bit(HINIC3_MAC_FILTER_CHANGED, &nic_dev->flags); + + if (f->state == HINIC3_MAC_WAIT_HW_SYNC) { + /* have not added to hw, delete it directly */ + list_del(&f->list); + kfree(f); + return; + } + + f->state = HINIC3_MAC_WAIT_HW_UNSYNC; +} + +static struct hinic3_mac_filter *hinic3_mac_filter_entry_clone(const struct hinic3_mac_filter *src) +{ + struct hinic3_mac_filter *f; + + f = kzalloc(sizeof(*f), GFP_ATOMIC); + if (!f) + return NULL; + + *f = *src; + INIT_LIST_HEAD(&f->list); + + return f; +} + +static void hinic3_undo_del_filter_entries(struct list_head *filter_list, + const struct list_head *from) +{ + struct hinic3_mac_filter *ftmp = NULL; + struct hinic3_mac_filter *f = NULL; + + list_for_each_entry_safe(f, ftmp, from, list) { + if (hinic3_find_mac(filter_list, f->addr)) + continue; + + if (f->state == HINIC3_MAC_HW_SYNCED) + f->state = HINIC3_MAC_WAIT_HW_UNSYNC; + + list_move_tail(&f->list, filter_list); + } +} + +static void hinic3_undo_add_filter_entries(struct list_head *filter_list, + const struct list_head *from) +{ + struct hinic3_mac_filter *ftmp = NULL; + struct hinic3_mac_filter *tmp = NULL; + struct hinic3_mac_filter *f = NULL; + + list_for_each_entry_safe(f, ftmp, from, list) { + tmp = hinic3_find_mac(filter_list, f->addr); + if (tmp && tmp->state == HINIC3_MAC_HW_SYNCED) + tmp->state = HINIC3_MAC_WAIT_HW_SYNC; + } +} + +static void hinic3_cleanup_filter_list(const struct list_head *head) +{ + struct hinic3_mac_filter *ftmp = NULL; + struct hinic3_mac_filter *f = NULL; + + list_for_each_entry_safe(f, ftmp, head, list) { + list_del(&f->list); + kfree(f); + } +} + +static int hinic3_mac_filter_sync_hw(struct hinic3_nic_dev *nic_dev, + struct list_head *del_list, + struct list_head *add_list) +{ + struct net_device *netdev = nic_dev->netdev; + struct hinic3_mac_filter *ftmp = NULL; + struct hinic3_mac_filter *f = NULL; + int err = 0, add_count = 0; + + if (!list_empty(del_list)) { + list_for_each_entry_safe(f, ftmp, del_list, list) { + err = hinic3_uc_unsync(netdev, f->addr); + if (err) { /* ignore errors when delete mac */ + nic_err(&nic_dev->pdev->dev, "Failed to delete mac\n"); + } + + list_del(&f->list); + kfree(f); + } + } + + if (!list_empty(add_list)) { + list_for_each_entry_safe(f, ftmp, add_list, list) { + err = hinic3_uc_sync(netdev, f->addr); + if (err) { + nic_err(&nic_dev->pdev->dev, "Failed to add mac\n"); + return err; + } + + add_count++; + list_del(&f->list); + kfree(f); + } + } + + return add_count; +} + +static int hinic3_mac_filter_sync(struct hinic3_nic_dev *nic_dev, + struct list_head *mac_filter_list, bool uc) +{ + struct net_device *netdev = nic_dev->netdev; + struct list_head tmp_del_list, tmp_add_list; + struct hinic3_mac_filter *fclone = NULL; + struct hinic3_mac_filter *ftmp = NULL; + struct hinic3_mac_filter *f = NULL; + int err = 0, add_count = 0; + + INIT_LIST_HEAD(&tmp_del_list); + INIT_LIST_HEAD(&tmp_add_list); + + list_for_each_entry_safe(f, ftmp, mac_filter_list, list) { + if (f->state != HINIC3_MAC_WAIT_HW_UNSYNC) + continue; + + f->state = HINIC3_MAC_HW_UNSYNCED; + list_move_tail(&f->list, &tmp_del_list); + } + + list_for_each_entry_safe(f, ftmp, mac_filter_list, list) { + if (f->state != HINIC3_MAC_WAIT_HW_SYNC) + continue; + + fclone = hinic3_mac_filter_entry_clone(f); + if (!fclone) { + err = -ENOMEM; + break; + } + + f->state = HINIC3_MAC_HW_SYNCED; + list_add_tail(&fclone->list, &tmp_add_list); + } + + if (err) { + hinic3_undo_del_filter_entries(mac_filter_list, &tmp_del_list); + hinic3_undo_add_filter_entries(mac_filter_list, &tmp_add_list); + nicif_err(nic_dev, drv, netdev, "Failed to clone mac_filter_entry\n"); + + hinic3_cleanup_filter_list(&tmp_del_list); + hinic3_cleanup_filter_list(&tmp_add_list); + return -ENOMEM; + } + + add_count = hinic3_mac_filter_sync_hw(nic_dev, &tmp_del_list, + &tmp_add_list); + if (list_empty(&tmp_add_list)) + return add_count; + + /* there are errors when add mac to hw, delete all mac in hw */ + hinic3_undo_add_filter_entries(mac_filter_list, &tmp_add_list); + /* VF don't support to enter promisc mode, + * so we can't delete any other uc mac + */ + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev) || !uc) { + list_for_each_entry_safe(f, ftmp, mac_filter_list, list) { + if (f->state != HINIC3_MAC_HW_SYNCED) + continue; + + fclone = hinic3_mac_filter_entry_clone(f); + if (!fclone) + break; + + f->state = HINIC3_MAC_WAIT_HW_SYNC; + list_add_tail(&fclone->list, &tmp_del_list); + } + } + + hinic3_cleanup_filter_list(&tmp_add_list); + hinic3_mac_filter_sync_hw(nic_dev, &tmp_del_list, &tmp_add_list); + + /* need to enter promisc/allmulti mode */ + return -ENOMEM; +} + +static void hinic3_mac_filter_sync_all(struct hinic3_nic_dev *nic_dev) +{ + struct net_device *netdev = nic_dev->netdev; + int add_count; + + if (test_bit(HINIC3_MAC_FILTER_CHANGED, &nic_dev->flags)) { + clear_bit(HINIC3_MAC_FILTER_CHANGED, &nic_dev->flags); + add_count = hinic3_mac_filter_sync(nic_dev, + &nic_dev->uc_filter_list, + true); + if (add_count < 0 && HINIC3_SUPPORT_PROMISC(nic_dev->hwdev)) { + set_bit(HINIC3_PROMISC_FORCE_ON, + &nic_dev->rx_mod_state); + nicif_info(nic_dev, drv, netdev, "Promisc mode forced on\n"); + } else if (add_count) { + clear_bit(HINIC3_PROMISC_FORCE_ON, + &nic_dev->rx_mod_state); + } + + add_count = hinic3_mac_filter_sync(nic_dev, + &nic_dev->mc_filter_list, + false); + if (add_count < 0 && HINIC3_SUPPORT_ALLMULTI(nic_dev->hwdev)) { + set_bit(HINIC3_ALLMULTI_FORCE_ON, + &nic_dev->rx_mod_state); + nicif_info(nic_dev, drv, netdev, "All multicast mode forced on\n"); + } else if (add_count) { + clear_bit(HINIC3_ALLMULTI_FORCE_ON, + &nic_dev->rx_mod_state); + } + } +} + +#define HINIC3_DEFAULT_RX_MODE (NIC_RX_MODE_UC | NIC_RX_MODE_MC | \ + NIC_RX_MODE_BC) + +static void hinic3_update_mac_filter(struct hinic3_nic_dev *nic_dev, + const struct netdev_hw_addr_list *src_list, + struct list_head *filter_list) +{ + struct hinic3_mac_filter *filter = NULL; + struct hinic3_mac_filter *ftmp = NULL; + struct hinic3_mac_filter *f = NULL; + struct netdev_hw_addr *ha = NULL; + + /* add addr if not already in the filter list */ + netif_addr_lock_bh(nic_dev->netdev); + netdev_hw_addr_list_for_each(ha, src_list) { + filter = hinic3_find_mac(filter_list, ha->addr); + if (!filter) + hinic3_add_filter(nic_dev, filter_list, ha->addr); + else if (filter->state == HINIC3_MAC_WAIT_HW_UNSYNC) + filter->state = HINIC3_MAC_HW_SYNCED; + } + netif_addr_unlock_bh(nic_dev->netdev); + + /* delete addr if not in netdev list */ + list_for_each_entry_safe(f, ftmp, filter_list, list) { + bool found = false; + + netif_addr_lock_bh(nic_dev->netdev); + netdev_hw_addr_list_for_each(ha, src_list) + if (ether_addr_equal(ha->addr, f->addr)) { + found = true; + break; + } + netif_addr_unlock_bh(nic_dev->netdev); + + if (found) + continue; + + hinic3_del_filter(nic_dev, f); + } +} + +#ifndef NETDEV_HW_ADDR_T_MULTICAST +static void hinic3_update_mc_filter(struct hinic3_nic_dev *nic_dev, + struct list_head *filter_list) +{ + struct hinic3_mac_filter *filter = NULL; + struct hinic3_mac_filter *ftmp = NULL; + struct hinic3_mac_filter *f = NULL; + struct dev_mc_list *ha = NULL; + + /* add addr if not already in the filter list */ + netif_addr_lock_bh(nic_dev->netdev); + netdev_for_each_mc_addr(ha, nic_dev->netdev) { + filter = hinic3_find_mac(filter_list, ha->da_addr); + if (!filter) + hinic3_add_filter(nic_dev, filter_list, ha->da_addr); + else if (filter->state == HINIC3_MAC_WAIT_HW_UNSYNC) + filter->state = HINIC3_MAC_HW_SYNCED; + } + netif_addr_unlock_bh(nic_dev->netdev); + /* delete addr if not in netdev list */ + list_for_each_entry_safe(f, ftmp, filter_list, list) { + bool found = false; + + netif_addr_lock_bh(nic_dev->netdev); + netdev_for_each_mc_addr(ha, nic_dev->netdev) + if (ether_addr_equal(ha->da_addr, f->addr)) { + found = true; + break; + } + netif_addr_unlock_bh(nic_dev->netdev); + + if (found) + continue; + + hinic3_del_filter(nic_dev, f); + } +} +#endif + +static void update_mac_filter(struct hinic3_nic_dev *nic_dev) +{ + struct net_device *netdev = nic_dev->netdev; + + if (test_and_clear_bit(HINIC3_UPDATE_MAC_FILTER, &nic_dev->flags)) { + hinic3_update_mac_filter(nic_dev, &netdev->uc, + &nic_dev->uc_filter_list); + /* FPGA mc only 12 entry, default disable mc */ + if (set_filter_state) { +#ifdef NETDEV_HW_ADDR_T_MULTICAST + hinic3_update_mac_filter(nic_dev, &netdev->mc, + &nic_dev->mc_filter_list); +#else + hinic3_update_mc_filter(nic_dev, + &nic_dev->mc_filter_list); +#endif + } + } +} + +static void sync_rx_mode_to_hw(struct hinic3_nic_dev *nic_dev, int promisc_en, + int allmulti_en) +{ + struct net_device *netdev = nic_dev->netdev; + u32 rx_mod = HINIC3_DEFAULT_RX_MODE; + int err; + + rx_mod |= (promisc_en ? NIC_RX_MODE_PROMISC : 0); + rx_mod |= (allmulti_en ? NIC_RX_MODE_MC_ALL : 0); + + if (promisc_en != test_bit(HINIC3_HW_PROMISC_ON, + &nic_dev->rx_mod_state)) + nicif_info(nic_dev, drv, netdev, + "%s promisc mode\n", + promisc_en ? "Enter" : "Left"); + if (allmulti_en != + test_bit(HINIC3_HW_ALLMULTI_ON, &nic_dev->rx_mod_state)) + nicif_info(nic_dev, drv, netdev, + "%s all_multi mode\n", + allmulti_en ? "Enter" : "Left"); + + err = hinic3_set_rx_mode(nic_dev->hwdev, rx_mod); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to set rx_mode\n"); + return; + } + + promisc_en ? set_bit(HINIC3_HW_PROMISC_ON, &nic_dev->rx_mod_state) : + clear_bit(HINIC3_HW_PROMISC_ON, &nic_dev->rx_mod_state); + + allmulti_en ? set_bit(HINIC3_HW_ALLMULTI_ON, &nic_dev->rx_mod_state) : + clear_bit(HINIC3_HW_ALLMULTI_ON, &nic_dev->rx_mod_state); +} + +void hinic3_set_rx_mode_work(struct work_struct *work) +{ + struct hinic3_nic_dev *nic_dev = + container_of(work, struct hinic3_nic_dev, rx_mode_work); + struct net_device *netdev = nic_dev->netdev; + int promisc_en = 0, allmulti_en = 0; + + update_mac_filter(nic_dev); + + hinic3_mac_filter_sync_all(nic_dev); + + if (HINIC3_SUPPORT_PROMISC(nic_dev->hwdev)) + promisc_en = !!(netdev->flags & IFF_PROMISC) || + test_bit(HINIC3_PROMISC_FORCE_ON, + &nic_dev->rx_mod_state); + + if (HINIC3_SUPPORT_ALLMULTI(nic_dev->hwdev)) + allmulti_en = !!(netdev->flags & IFF_ALLMULTI) || + test_bit(HINIC3_ALLMULTI_FORCE_ON, + &nic_dev->rx_mod_state); + + if (promisc_en != + test_bit(HINIC3_HW_PROMISC_ON, &nic_dev->rx_mod_state) || + allmulti_en != + test_bit(HINIC3_HW_ALLMULTI_ON, &nic_dev->rx_mod_state)) + sync_rx_mode_to_hw(nic_dev, promisc_en, allmulti_en); +} + diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_hw.h b/drivers/net/ethernet/huawei/hinic3/hinic3_hw.h new file mode 100644 index 000000000000..a9e6012312ed --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_hw.h @@ -0,0 +1,832 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_HW_H +#define HINIC3_HW_H + +#include "hinic3_comm_cmd.h" +#include "comm_msg_intf.h" +#include "comm_cmdq_intf.h" + + +#include "hinic3_crm.h" + +#ifndef BIG_ENDIAN +#define BIG_ENDIAN 0x4321 +#endif + +#ifndef LITTLE_ENDIAN +#define LITTLE_ENDIAN 0x1234 +#endif + +#ifdef BYTE_ORDER +#undef BYTE_ORDER +#endif +/* X86 */ +#define BYTE_ORDER LITTLE_ENDIAN + +/* to use 0-level CLA, page size must be: SQ 16B(wqe) * 64k(max_q_depth) */ +#define HINIC3_DEFAULT_WQ_PAGE_SIZE 0x100000 +#define HINIC3_HW_WQ_PAGE_SIZE 0x1000 +#define HINIC3_MAX_WQ_PAGE_SIZE_ORDER 8 +#define SPU_HOST_ID 4 + +enum hinic3_channel_id { + HINIC3_CHANNEL_DEFAULT, + HINIC3_CHANNEL_COMM, + HINIC3_CHANNEL_NIC, + HINIC3_CHANNEL_ROCE, + HINIC3_CHANNEL_TOE, + HINIC3_CHANNEL_FC, + HINIC3_CHANNEL_OVS, + HINIC3_CHANNEL_DSW, + HINIC3_CHANNEL_MIG, + HINIC3_CHANNEL_CRYPT, + + HINIC3_CHANNEL_MAX = 32, +}; + +struct hinic3_cmd_buf { + void *buf; + dma_addr_t dma_addr; + u16 size; + /* Usage count, USERS DO NOT USE */ + atomic_t ref_cnt; +}; + +enum hinic3_aeq_type { + HINIC3_HW_INTER_INT = 0, + HINIC3_MBX_FROM_FUNC = 1, + HINIC3_MSG_FROM_MGMT_CPU = 2, + HINIC3_API_RSP = 3, + HINIC3_API_CHAIN_STS = 4, + HINIC3_MBX_SEND_RSLT = 5, + HINIC3_MAX_AEQ_EVENTS +}; + +enum hinic3_aeq_sw_type { + HINIC3_STATELESS_EVENT = 0, + HINIC3_STATEFUL_EVENT = 1, + HINIC3_MAX_AEQ_SW_EVENTS +}; + +enum hinic3_hwdev_init_state { + HINIC3_HWDEV_NONE_INITED = 0, + HINIC3_HWDEV_MGMT_INITED, + HINIC3_HWDEV_MBOX_INITED, + HINIC3_HWDEV_CMDQ_INITED, +}; + +enum hinic3_ceq_event { + HINIC3_NON_L2NIC_SCQ, + HINIC3_NON_L2NIC_ECQ, + HINIC3_NON_L2NIC_NO_CQ_EQ, + HINIC3_CMDQ, + HINIC3_L2NIC_SQ, + HINIC3_L2NIC_RQ, + HINIC3_MAX_CEQ_EVENTS, +}; + +enum hinic3_mbox_seg_errcode { + MBOX_ERRCODE_NO_ERRORS = 0, + /* VF send the mailbox data to the wrong destination functions */ + MBOX_ERRCODE_VF_TO_WRONG_FUNC = 0x100, + /* PPF send the mailbox data to the wrong destination functions */ + MBOX_ERRCODE_PPF_TO_WRONG_FUNC = 0x200, + /* PF send the mailbox data to the wrong destination functions */ + MBOX_ERRCODE_PF_TO_WRONG_FUNC = 0x300, + /* The mailbox data size is set to all zero */ + MBOX_ERRCODE_ZERO_DATA_SIZE = 0x400, + /* The sender function attribute has not been learned by hardware */ + MBOX_ERRCODE_UNKNOWN_SRC_FUNC = 0x500, + /* The receiver function attr has not been learned by hardware */ + MBOX_ERRCODE_UNKNOWN_DES_FUNC = 0x600, +}; + +struct hinic3_ceq_info { + u32 q_len; + u32 page_size; + u16 elem_size; + u16 num_pages; + u32 num_elem_in_pg; +}; + +typedef void (*hinic3_aeq_hwe_cb)(void *pri_handle, u8 *data, u8 size); +typedef u8 (*hinic3_aeq_swe_cb)(void *pri_handle, u8 event, u8 *data); +typedef void (*hinic3_ceq_event_cb)(void *pri_handle, u32 ceqe_data); + +typedef int (*hinic3_vf_mbox_cb)(void *pri_handle, + u16 cmd, void *buf_in, u16 in_size, void *buf_out, u16 *out_size); + +typedef int (*hinic3_pf_mbox_cb)(void *pri_handle, + u16 vf_id, u16 cmd, void *buf_in, u16 in_size, void *buf_out, u16 *out_size); + +typedef int (*hinic3_ppf_mbox_cb)(void *pri_handle, u16 pf_idx, + u16 vf_id, u16 cmd, void *buf_in, u16 in_size, void *buf_out, u16 *out_size); + +typedef int (*hinic3_pf_recv_from_ppf_mbox_cb)(void *pri_handle, + u16 cmd, void *buf_in, u16 in_size, void *buf_out, u16 *out_size); + + +/** + * @brief hinic3_aeq_register_hw_cb - register aeq hardware callback + * @param hwdev: device pointer to hwdev + * @param event: event type + * @param hwe_cb: callback function + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_aeq_register_hw_cb(void *hwdev, void *pri_handle, + enum hinic3_aeq_type event, hinic3_aeq_hwe_cb hwe_cb); + +/** + * @brief hinic3_aeq_unregister_hw_cb - unregister aeq hardware callback + * @param hwdev: device pointer to hwdev + * @param event: event type + **/ +void hinic3_aeq_unregister_hw_cb(void *hwdev, enum hinic3_aeq_type event); + +/** + * @brief hinic3_aeq_register_swe_cb - register aeq soft event callback + * @param hwdev: device pointer to hwdev + * @pri_handle: the pointer to private invoker device + * @param event: event type + * @param aeq_swe_cb: callback function + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_aeq_register_swe_cb(void *hwdev, void *pri_handle, enum hinic3_aeq_sw_type event, + hinic3_aeq_swe_cb aeq_swe_cb); + +/** + * @brief hinic3_aeq_unregister_swe_cb - unregister aeq soft event callback + * @param hwdev: device pointer to hwdev + * @param event: event type + **/ +void hinic3_aeq_unregister_swe_cb(void *hwdev, enum hinic3_aeq_sw_type event); + +/** + * @brief hinic3_ceq_register_cb - register ceq callback + * @param hwdev: device pointer to hwdev + * @param event: event type + * @param callback: callback function + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_ceq_register_cb(void *hwdev, void *pri_handle, enum hinic3_ceq_event event, + hinic3_ceq_event_cb callback); +/** + * @brief hinic3_ceq_unregister_cb - unregister ceq callback + * @param hwdev: device pointer to hwdev + * @param event: event type + **/ +void hinic3_ceq_unregister_cb(void *hwdev, enum hinic3_ceq_event event); + +/** + * @brief hinic3_register_ppf_mbox_cb - ppf register mbox msg callback + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param pri_handle: private data will be used by the callback + * @param callback: callback function + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_register_ppf_mbox_cb(void *hwdev, u8 mod, void *pri_handle, + hinic3_ppf_mbox_cb callback); + +/** + * @brief hinic3_register_pf_mbox_cb - pf register mbox msg callback + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param pri_handle: private data will be used by the callback + * @param callback: callback function + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_register_pf_mbox_cb(void *hwdev, u8 mod, void *pri_handle, + hinic3_pf_mbox_cb callback); +/** + * @brief hinic3_register_vf_mbox_cb - vf register mbox msg callback + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param pri_handle: private data will be used by the callback + * @param callback: callback function + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_register_vf_mbox_cb(void *hwdev, u8 mod, void *pri_handle, + hinic3_vf_mbox_cb callback); + +/** + * @brief hinic3_unregister_ppf_mbox_cb - ppf unregister mbox msg callback + * @param hwdev: device pointer to hwdev + * @param mod: mod type + **/ +void hinic3_unregister_ppf_mbox_cb(void *hwdev, u8 mod); + +/** + * @brief hinic3_unregister_pf_mbox_cb - pf register mbox msg callback + * @param hwdev: device pointer to hwdev + * @param mod: mod type + **/ +void hinic3_unregister_pf_mbox_cb(void *hwdev, u8 mod); + +/** + * @brief hinic3_unregister_vf_mbox_cb - pf register mbox msg callback + * @param hwdev: device pointer to hwdev + * @param mod: mod type + **/ +void hinic3_unregister_vf_mbox_cb(void *hwdev, u8 mod); + +/** + * @brief hinic3_unregister_ppf_to_pf_mbox_cb - unregister mbox msg callback + * @param hwdev: device pointer to hwdev + * @param mod: mod type + **/ +void hinic3_unregister_ppf_to_pf_mbox_cb(void *hwdev, u8 mod); + +typedef void (*hinic3_mgmt_msg_cb)(void *pri_handle, + u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size); + +/** + * @brief hinic3_register_service_adapter - register mgmt msg callback + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param pri_handle: private data will be used by the callback + * @param callback: callback function + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_register_mgmt_msg_cb(void *hwdev, u8 mod, void *pri_handle, + hinic3_mgmt_msg_cb callback); + +/** + * @brief hinic3_unregister_mgmt_msg_cb - unregister mgmt msg callback + * @param hwdev: device pointer to hwdev + * @param mod: mod type + **/ +void hinic3_unregister_mgmt_msg_cb(void *hwdev, u8 mod); + +/** + * @brief hinic3_register_service_adapter - register service adapter + * @param hwdev: device pointer to hwdev + * @param service_adapter: service adapter + * @param type: service type + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_register_service_adapter(void *hwdev, void *service_adapter, + enum hinic3_service_type type); + +/** + * @brief hinic3_unregister_service_adapter - unregister service adapter + * @param hwdev: device pointer to hwdev + * @param type: service type + **/ +void hinic3_unregister_service_adapter(void *hwdev, + enum hinic3_service_type type); + +/** + * @brief hinic3_get_service_adapter - get service adapter + * @param hwdev: device pointer to hwdev + * @param type: service type + * @retval non-zero: success + * @retval null: failure + **/ +void *hinic3_get_service_adapter(void *hwdev, enum hinic3_service_type type); + +/** + * @brief hinic3_alloc_db_phy_addr - alloc doorbell & direct wqe pyhsical addr + * @param hwdev: device pointer to hwdev + * @param db_base: pointer to alloc doorbell base address + * @param dwqe_base: pointer to alloc direct base address + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_alloc_db_phy_addr(void *hwdev, u64 *db_base, u64 *dwqe_base); + +/** + * @brief hinic3_free_db_phy_addr - free doorbell & direct wqe physical address + * @param hwdev: device pointer to hwdev + * @param db_base: pointer to free doorbell base address + * @param dwqe_base: pointer to free direct base address + **/ +void hinic3_free_db_phy_addr(void *hwdev, u64 db_base, u64 dwqe_base); + +/** + * @brief hinic3_alloc_db_addr - alloc doorbell & direct wqe + * @param hwdev: device pointer to hwdev + * @param db_base: pointer to alloc doorbell base address + * @param dwqe_base: pointer to alloc direct base address + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_alloc_db_addr(void *hwdev, void __iomem **db_base, + void __iomem **dwqe_base); + +/** + * @brief hinic3_free_db_addr - free doorbell & direct wqe + * @param hwdev: device pointer to hwdev + * @param db_base: pointer to free doorbell base address + * @param dwqe_base: pointer to free direct base address + **/ +void hinic3_free_db_addr(void *hwdev, const void __iomem *db_base, + void __iomem *dwqe_base); + +/** + * @brief hinic3_alloc_db_phy_addr - alloc physical doorbell & direct wqe + * @param hwdev: device pointer to hwdev + * @param db_base: pointer to alloc doorbell base address + * @param dwqe_base: pointer to alloc direct base address + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_alloc_db_phy_addr(void *hwdev, u64 *db_base, u64 *dwqe_base); + +/** + * @brief hinic3_free_db_phy_addr - free physical doorbell & direct wqe + * @param hwdev: device pointer to hwdev + * @param db_base: free doorbell base address + * @param dwqe_base: free direct base address + **/ + +void hinic3_free_db_phy_addr(void *hwdev, u64 db_base, u64 dwqe_base); + +/** + * @brief hinic3_set_root_ctxt - set root context + * @param hwdev: device pointer to hwdev + * @param rq_depth: rq depth + * @param sq_depth: sq depth + * @param rx_buf_sz: rx buffer size + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_set_root_ctxt(void *hwdev, u32 rq_depth, u32 sq_depth, + int rx_buf_sz, u16 channel); + +/** + * @brief hinic3_clean_root_ctxt - clean root context + * @param hwdev: device pointer to hwdev + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_clean_root_ctxt(void *hwdev, u16 channel); + +/** + * @brief hinic3_alloc_cmd_buf - alloc cmd buffer + * @param hwdev: device pointer to hwdev + * @retval non-zero: success + * @retval null: failure + **/ +struct hinic3_cmd_buf *hinic3_alloc_cmd_buf(void *hwdev); + +/** + * @brief hinic3_free_cmd_buf - free cmd buffer + * @param hwdev: device pointer to hwdev + * @param cmd_buf: cmd buffer to free + **/ +void hinic3_free_cmd_buf(void *hwdev, struct hinic3_cmd_buf *cmd_buf); + +/** + * hinic3_sm_ctr_rd16 - small single 16 counter read + * @hwdev: the hardware device + * @node: the node id + * @ctr_id: counter id + * @value: read counter value ptr + * Return: 0 - success, negative - failure + **/ +int hinic3_sm_ctr_rd16(void *hwdev, u8 node, u8 instance, u32 ctr_id, u16 *value); + +/** + * @brief hinic3_sm_ctr_rd32 - small single 32 counter read + * @param hwdev: device pointer to hwdev + * @param node: the node id + * @param instance: instance id + * @param ctr_id: counter id + * @param value: read counter value ptr + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_sm_ctr_rd32(void *hwdev, u8 node, u8 instance, u32 ctr_id, + u32 *value); +/** + * @brief hinic3_sm_ctr_rd32_clear - small single 32 counter read clear + * @param hwdev: device pointer to hwdev + * @param node: the node id + * @param instance: instance id + * @param ctr_id: counter id + * @param value: read counter value ptr + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_sm_ctr_rd32_clear(void *hwdev, u8 node, u8 instance, + u32 ctr_id, u32 *value); + +/** + * @brief hinic3_sm_ctr_rd64_pair - big pair 128 counter read + * @param hwdev: device pointer to hwdev + * @param node: the node id + * @param instance: instance id + * @param ctr_id: counter id + * @param value1: read counter value ptr + * @param value2: read counter value ptr + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_sm_ctr_rd64_pair(void *hwdev, u8 node, u8 instance, + u32 ctr_id, u64 *value1, u64 *value2); + +/** + * hinic3_sm_ctr_rd64_pair_clear - big pair 128 counter read + * @hwdev: the hardware device + * @node: the node id + * @ctr_id: counter id + * @value1: read counter value ptr + * @value2: read counter value ptr + * Return: 0 - success, negative - failure + **/ +int hinic3_sm_ctr_rd64_pair_clear(void *hwdev, u8 node, u8 instance, + u32 ctr_id, u64 *value1, u64 *value2); + +/** + * @brief hinic3_sm_ctr_rd64 - big counter 64 read + * @param hwdev: device pointer to hwdev + * @param node: the node id + * @param instance: instance id + * @param ctr_id: counter id + * @param value: read counter value ptr + * @retval zero: success + * @retval non-zero: failure + **/ +int hinic3_sm_ctr_rd64(void *hwdev, u8 node, u8 instance, u32 ctr_id, + u64 *value); + +/** + * hinic3_sm_ctr_rd64_clear - big counter 64 read + * @hwdev: the hardware device + * @node: the node id + * @ctr_id: counter id + * @value: read counter value ptr + * Return: 0 - success, negative - failure + **/ +int hinic3_sm_ctr_rd64_clear(void *hwdev, u8 node, u8 instance, + u32 ctr_id, u64 *value); + +/** + * @brief hinic3_api_csr_rd32 - read 32 byte csr + * @param hwdev: device pointer to hwdev + * @param dest: hardware node id + * @param addr: reg address + * @param val: reg value + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_api_csr_rd32(void *hwdev, u8 dest, u32 addr, u32 *val); + +/** + * @brief hinic3_api_csr_wr32 - write 32 byte csr + * @param hwdev: device pointer to hwdev + * @param dest: hardware node id + * @param addr: reg address + * @param val: reg value + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_api_csr_wr32(void *hwdev, u8 dest, u32 addr, u32 val); + +/** + * @brief hinic3_api_csr_rd64 - read 64 byte csr + * @param hwdev: device pointer to hwdev + * @param dest: hardware node id + * @param addr: reg address + * @param val: reg value + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_api_csr_rd64(void *hwdev, u8 dest, u32 addr, u64 *val); + +/** + * @brief hinic3_dbg_get_hw_stats - get hardware stats + * @param hwdev: device pointer to hwdev + * @param hw_stats: pointer to memory caller to alloc + * @param out_size: out size + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_dbg_get_hw_stats(const void *hwdev, u8 *hw_stats, const u16 *out_size); + +/** + * @brief hinic3_dbg_clear_hw_stats - clear hardware stats + * @param hwdev: device pointer to hwdev + * @retval clear hardware size + */ +u16 hinic3_dbg_clear_hw_stats(void *hwdev); + +/** + * @brief hinic3_get_chip_fault_stats - get chip fault stats + * @param hwdev: device pointer to hwdev + * @param chip_fault_stats: pointer to memory caller to alloc + * @param offset: offset + */ +void hinic3_get_chip_fault_stats(const void *hwdev, u8 *chip_fault_stats, + u32 offset); + +/** + * @brief hinic3_msg_to_mgmt_sync - msg to management cpu + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param cmd: cmd + * @param buf_in: message buffer in + * @param in_size: in buffer size + * @param buf_out: message buffer out + * @param out_size: out buffer size + * @param timeout: timeout + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_msg_to_mgmt_sync(void *hwdev, u8 mod, u16 cmd, void *buf_in, + u16 in_size, void *buf_out, u16 *out_size, + u32 timeout, u16 channel); + +/** + * @brief hinic3_msg_to_mgmt_async - msg to management cpu async + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param cmd: cmd + * @param buf_in: message buffer in + * @param in_size: in buffer size + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + * + * The function does not sleep inside, allowing use in irq context + */ +int hinic3_msg_to_mgmt_async(void *hwdev, u8 mod, u16 cmd, void *buf_in, + u16 in_size, u16 channel); + +/** + * @brief hinic3_msg_to_mgmt_no_ack - msg to management cpu don't need no ack + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param cmd: cmd + * @param buf_in: message buffer in + * @param in_size: in buffer size + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + * + * The function will sleep inside, and it is not allowed to be used in + * interrupt context + */ +int hinic3_msg_to_mgmt_no_ack(void *hwdev, u8 mod, u16 cmd, void *buf_in, + u16 in_size, u16 channel); + +int hinic3_msg_to_mgmt_api_chain_async(void *hwdev, u8 mod, u16 cmd, + const void *buf_in, u16 in_size); + +int hinic3_msg_to_mgmt_api_chain_sync(void *hwdev, u8 mod, u16 cmd, + void *buf_in, u16 in_size, void *buf_out, + u16 *out_size, u32 timeout); + +/** + * @brief hinic3_mbox_to_pf - vf mbox message to pf + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param cmd: cmd + * @param buf_in: message buffer in + * @param in_size: in buffer size + * @param buf_out: message buffer out + * @param out_size: out buffer size + * @param timeout: timeout + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_mbox_to_pf(void *hwdev, u8 mod, u16 cmd, void *buf_in, + u16 in_size, void *buf_out, u16 *out_size, + u32 timeout, u16 channel); + +/** + * @brief hinic3_mbox_to_vf - mbox message to vf + * @param hwdev: device pointer to hwdev + * @param vf_id: vf index + * @param mod: mod type + * @param cmd: cmd + * @param buf_in: message buffer in + * @param in_size: in buffer size + * @param buf_out: message buffer out + * @param out_size: out buffer size + * @param timeout: timeout + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_mbox_to_vf(void *hwdev, u16 vf_id, u8 mod, u16 cmd, void *buf_in, + u16 in_size, void *buf_out, u16 *out_size, u32 timeout, + u16 channel); + +int hinic3_clp_to_mgmt(void *hwdev, u8 mod, u16 cmd, const void *buf_in, + u16 in_size, void *buf_out, u16 *out_size); +/** + * @brief hinic3_cmdq_async - cmdq asynchronous message + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param cmd: cmd + * @param buf_in: message buffer in + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_cmdq_async(void *hwdev, u8 mod, u8 cmd, struct hinic3_cmd_buf *buf_in, u16 channel); + +/** + * @brief hinic3_cmdq_detail_resp - cmdq direct message response + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param cmd: cmd + * @param buf_in: message buffer in + * @param out_param: message out + * @param timeout: timeout + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_cmdq_direct_resp(void *hwdev, u8 mod, u8 cmd, + struct hinic3_cmd_buf *buf_in, + u64 *out_param, u32 timeout, u16 channel); + +/** + * @brief hinic3_cmdq_detail_resp - cmdq detail message response + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param cmd: cmd + * @param buf_in: message buffer in + * @param buf_out: message buffer out + * @param out_param: inline output data + * @param timeout: timeout + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_cmdq_detail_resp(void *hwdev, u8 mod, u8 cmd, + struct hinic3_cmd_buf *buf_in, + struct hinic3_cmd_buf *buf_out, + u64 *out_param, u32 timeout, u16 channel); + +/** + * @brief hinic3_cmdq_detail_resp - cmdq detail message response + * @param hwdev: device pointer to hwdev + * @param mod: mod type + * @param cmd: cmd + * @param cos_id: cos id + * @param buf_in: message buffer in + * @param buf_out: message buffer out + * @param out_param: inline output data + * @param timeout: timeout + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_cos_id_detail_resp(void *hwdev, u8 mod, u8 cmd, u8 cos_id, + struct hinic3_cmd_buf *buf_in, + struct hinic3_cmd_buf *buf_out, + u64 *out_param, u32 timeout, u16 channel); + +/** + * @brief hinic3_ppf_tmr_start - start ppf timer + * @param hwdev: device pointer to hwdev + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_ppf_tmr_start(void *hwdev); + +/** + * @brief hinic3_ppf_tmr_stop - stop ppf timer + * @param hwdev: device pointer to hwdev + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_ppf_tmr_stop(void *hwdev); + +/** + * @brief hinic3_func_tmr_bitmap_set - set timer bitmap status + * @param hwdev: device pointer to hwdev + * @param func_id: global function index + * @param enable: 0-disable, 1-enable + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_func_tmr_bitmap_set(void *hwdev, u16 func_id, bool en); + +/** + * @brief hinic3_get_board_info - get board info + * @param hwdev: device pointer to hwdev + * @param info: board info + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_board_info(void *hwdev, struct hinic3_board_info *info, + u16 channel); + +/** + * @brief hinic3_set_wq_page_size - set work queue page size + * @param hwdev: device pointer to hwdev + * @param func_idx: function id + * @param page_size: page size + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_wq_page_size(void *hwdev, u16 func_idx, u32 page_size, + u16 channel); + +/** + * @brief hinic3_event_callback - evnet callback to notify service driver + * @param hwdev: device pointer to hwdev + * @param event: event info to service driver + */ +void hinic3_event_callback(void *hwdev, struct hinic3_event_info *event); + +/** + * @brief hinic3_dbg_lt_rd_16byte - liner table read + * @param hwdev: device pointer to hwdev + * @param dest: destine id + * @param instance: instance id + * @param lt_index: liner table index id + * @param data: data + */ +int hinic3_dbg_lt_rd_16byte(void *hwdev, u8 dest, u8 instance, + u32 lt_index, u8 *data); + +/** + * @brief hinic3_dbg_lt_wr_16byte_mask - liner table write + * @param hwdev: device pointer to hwdev + * @param dest: destine id + * @param instance: instance id + * @param lt_index: liner table index id + * @param data: data + * @param mask: mask + */ +int hinic3_dbg_lt_wr_16byte_mask(void *hwdev, u8 dest, u8 instance, + u32 lt_index, u8 *data, u16 mask); + +/** + * @brief hinic3_link_event_stats - link event stats + * @param hwdev: device pointer to hwdev + * @param link: link status + */ +void hinic3_link_event_stats(void *dev, u8 link); + +/** + * @brief hinic3_get_hw_pf_infos - get pf infos + * @param hwdev: device pointer to hwdev + * @param infos: pf infos + * @param channel: channel id + */ +int hinic3_get_hw_pf_infos(void *hwdev, struct hinic3_hw_pf_infos *infos, + u16 channel); + +/** + * @brief hinic3_func_reset - reset func + * @param hwdev: device pointer to hwdev + * @param func_id: global function index + * @param reset_flag: reset flag + * @param channel: channel id + */ +int hinic3_func_reset(void *dev, u16 func_id, u64 reset_flag, u16 channel); + +int hinic3_get_ppf_timer_cfg(void *hwdev); + +int hinic3_set_bdf_ctxt(void *hwdev, u8 bus, u8 device, u8 function); + +int hinic3_init_func_mbox_msg_channel(void *hwdev, u16 num_func); + +int hinic3_ppf_ht_gpa_init(void *dev); + +void hinic3_ppf_ht_gpa_deinit(void *dev); + +int hinic3_get_sml_table_info(void *hwdev, u32 tbl_id, u8 *node_id, u8 *instance_id); + +int hinic3_mbox_ppf_to_host(void *hwdev, u8 mod, u16 cmd, u8 host_id, + void *buf_in, u16 in_size, void *buf_out, + u16 *out_size, u32 timeout, u16 channel); + +void hinic3_force_complete_all(void *dev); +int hinic3_get_ceq_page_phy_addr(void *hwdev, u16 q_id, + u16 page_idx, u64 *page_phy_addr); +int hinic3_set_ceq_irq_disable(void *hwdev, u16 q_id); +int hinic3_get_ceq_info(void *hwdev, u16 q_id, struct hinic3_ceq_info *ceq_info); + +void hinic3_set_api_stop(void *hwdev); + +int hinic3_activate_firmware(void *hwdev, u8 cfg_index); +int hinic3_switch_config(void *hwdev, u8 cfg_index); + + + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_irq.c b/drivers/net/ethernet/huawei/hinic3/hinic3_irq.c new file mode 100644 index 000000000000..3c835ff95e89 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_irq.c @@ -0,0 +1,189 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/device.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/interrupt.h> +#include <linux/etherdevice.h> +#include <linux/netdevice.h> +#include <linux/debugfs.h> + +#include "hinic3_hw.h" +#include "hinic3_crm.h" +#include "hinic3_nic_io.h" +#include "hinic3_nic_dev.h" +#include "hinic3_tx.h" +#include "hinic3_rx.h" + +int hinic3_poll(struct napi_struct *napi, int budget) +{ + int tx_pkts, rx_pkts; + struct hinic3_irq *irq_cfg = + container_of(napi, struct hinic3_irq, napi); + struct hinic3_nic_dev *nic_dev = netdev_priv(irq_cfg->netdev); + + rx_pkts = hinic3_rx_poll(irq_cfg->rxq, budget); + + tx_pkts = hinic3_tx_poll(irq_cfg->txq, budget); + if (tx_pkts >= budget || rx_pkts >= budget) + return budget; + + napi_complete(napi); + + hinic3_set_msix_state(nic_dev->hwdev, irq_cfg->msix_entry_idx, + HINIC3_MSIX_ENABLE); + + return max(tx_pkts, rx_pkts); +} + +static void qp_add_napi(struct hinic3_irq *irq_cfg) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(irq_cfg->netdev); + + netif_napi_add(nic_dev->netdev, &irq_cfg->napi, + hinic3_poll, nic_dev->poll_weight); + napi_enable(&irq_cfg->napi); +} + +static void qp_del_napi(struct hinic3_irq *irq_cfg) +{ + napi_disable(&irq_cfg->napi); + netif_napi_del(&irq_cfg->napi); +} + +static irqreturn_t qp_irq(int irq, void *data) +{ + struct hinic3_irq *irq_cfg = (struct hinic3_irq *)data; + struct hinic3_nic_dev *nic_dev = netdev_priv(irq_cfg->netdev); + + hinic3_misx_intr_clear_resend_bit(nic_dev->hwdev, irq_cfg->msix_entry_idx, 1); + + napi_schedule(&irq_cfg->napi); + + return IRQ_HANDLED; +} + +static int hinic3_request_irq(struct hinic3_irq *irq_cfg, u16 q_id) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(irq_cfg->netdev); + struct interrupt_info info = {0}; + int err; + + qp_add_napi(irq_cfg); + + info.msix_index = irq_cfg->msix_entry_idx; + info.lli_set = 0; + info.interrupt_coalesc_set = 1; + info.pending_limt = nic_dev->intr_coalesce[q_id].pending_limt; + info.coalesc_timer_cfg = + nic_dev->intr_coalesce[q_id].coalesce_timer_cfg; + info.resend_timer_cfg = nic_dev->intr_coalesce[q_id].resend_timer_cfg; + nic_dev->rxqs[q_id].last_coalesc_timer_cfg = + nic_dev->intr_coalesce[q_id].coalesce_timer_cfg; + nic_dev->rxqs[q_id].last_pending_limt = + nic_dev->intr_coalesce[q_id].pending_limt; + err = hinic3_set_interrupt_cfg(nic_dev->hwdev, info, + HINIC3_CHANNEL_NIC); + if (err) { + nicif_err(nic_dev, drv, irq_cfg->netdev, + "Failed to set RX interrupt coalescing attribute.\n"); + qp_del_napi(irq_cfg); + return err; + } + + err = request_irq(irq_cfg->irq_id, &qp_irq, 0, irq_cfg->irq_name, irq_cfg); + if (err) { + nicif_err(nic_dev, drv, irq_cfg->netdev, "Failed to request Rx irq\n"); + qp_del_napi(irq_cfg); + return err; + } + + irq_set_affinity_hint(irq_cfg->irq_id, &irq_cfg->affinity_mask); + + return 0; +} + +static void hinic3_release_irq(struct hinic3_irq *irq_cfg) +{ + irq_set_affinity_hint(irq_cfg->irq_id, NULL); + synchronize_irq(irq_cfg->irq_id); + free_irq(irq_cfg->irq_id, irq_cfg); + qp_del_napi(irq_cfg); +} + +int hinic3_qps_irq_init(struct hinic3_nic_dev *nic_dev) +{ + struct pci_dev *pdev = nic_dev->pdev; + struct irq_info *qp_irq_info = NULL; + struct hinic3_irq *irq_cfg = NULL; + u16 q_id, i; + u32 local_cpu; + int err; + + for (q_id = 0; q_id < nic_dev->q_params.num_qps; q_id++) { + qp_irq_info = &nic_dev->qps_irq_info[q_id]; + irq_cfg = &nic_dev->q_params.irq_cfg[q_id]; + + irq_cfg->irq_id = qp_irq_info->irq_id; + irq_cfg->msix_entry_idx = qp_irq_info->msix_entry_idx; + irq_cfg->netdev = nic_dev->netdev; + irq_cfg->txq = &nic_dev->txqs[q_id]; + irq_cfg->rxq = &nic_dev->rxqs[q_id]; + nic_dev->rxqs[q_id].irq_cfg = irq_cfg; + + local_cpu = cpumask_local_spread(q_id, dev_to_node(&pdev->dev)); + cpumask_set_cpu(local_cpu, &irq_cfg->affinity_mask); + + err = snprintf(irq_cfg->irq_name, sizeof(irq_cfg->irq_name), + "%s_qp%u", nic_dev->netdev->name, q_id); + if (err < 0) { + err = -EINVAL; + goto req_tx_irq_err; + } + + err = hinic3_request_irq(irq_cfg, q_id); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to request Rx irq\n"); + goto req_tx_irq_err; + } + + hinic3_set_msix_auto_mask_state(nic_dev->hwdev, irq_cfg->msix_entry_idx, + HINIC3_SET_MSIX_AUTO_MASK); + hinic3_set_msix_state(nic_dev->hwdev, irq_cfg->msix_entry_idx, HINIC3_MSIX_ENABLE); + } + + INIT_DELAYED_WORK(&nic_dev->moderation_task, hinic3_auto_moderation_work); + + return 0; + +req_tx_irq_err: + for (i = 0; i < q_id; i++) { + irq_cfg = &nic_dev->q_params.irq_cfg[i]; + hinic3_set_msix_state(nic_dev->hwdev, irq_cfg->msix_entry_idx, HINIC3_MSIX_DISABLE); + hinic3_set_msix_auto_mask_state(nic_dev->hwdev, irq_cfg->msix_entry_idx, + HINIC3_CLR_MSIX_AUTO_MASK); + hinic3_release_irq(irq_cfg); + } + + return err; +} + +void hinic3_qps_irq_deinit(struct hinic3_nic_dev *nic_dev) +{ + struct hinic3_irq *irq_cfg = NULL; + u16 q_id; + + for (q_id = 0; q_id < nic_dev->q_params.num_qps; q_id++) { + irq_cfg = &nic_dev->q_params.irq_cfg[q_id]; + hinic3_set_msix_state(nic_dev->hwdev, irq_cfg->msix_entry_idx, + HINIC3_MSIX_DISABLE); + hinic3_set_msix_auto_mask_state(nic_dev->hwdev, + irq_cfg->msix_entry_idx, + HINIC3_CLR_MSIX_AUTO_MASK); + hinic3_release_irq(irq_cfg); + } +} diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_lld.h b/drivers/net/ethernet/huawei/hinic3/hinic3_lld.h new file mode 100644 index 000000000000..52a8c1cc2cbb --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_lld.h @@ -0,0 +1,205 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_LLD_H +#define HINIC3_LLD_H + +#include "hinic3_crm.h" + + +struct hinic3_lld_dev { + struct pci_dev *pdev; + void *hwdev; +}; +struct hinic3_uld_info { + /* When the function does not need to initialize the corresponding uld, + * @probe needs to return 0 and uld_dev is set to NULL; + * if uld_dev is NULL, @remove will not be called when uninstalling + */ + int (*probe)(struct hinic3_lld_dev *lld_dev, void **uld_dev, char *uld_dev_name); + void (*remove)(struct hinic3_lld_dev *lld_dev, void *uld_dev); + int (*suspend)(struct hinic3_lld_dev *lld_dev, void *uld_dev, pm_message_t state); + int (*resume)(struct hinic3_lld_dev *lld_dev, void *uld_dev); + void (*event)(struct hinic3_lld_dev *lld_dev, void *uld_dev, + struct hinic3_event_info *event); + int (*ioctl)(void *uld_dev, u32 cmd, const void *buf_in, u32 in_size, + void *buf_out, u32 *out_size); +}; + +/* hinic3_register_uld - register an upper-layer driver + * @type: uld service type + * @uld_info: uld callback + * + * Registers an upper-layer driver. + * Traverse existing devices and call @probe to initialize the uld device. + */ +int hinic3_register_uld(enum hinic3_service_type type, struct hinic3_uld_info *uld_info); + +/** + * hinic3_unregister_uld - unregister an upper-layer driver + * @type: uld service type + * + * Traverse existing devices and call @remove to uninstall the uld device. + * Unregisters an existing upper-layer driver. + */ +void hinic3_unregister_uld(enum hinic3_service_type type); + +void lld_hold(void); +void lld_put(void); + +/** + * @brief hinic3_get_lld_dev_by_chip_name - get lld device by chip name + * @param chip_name: chip name + * + * The value of lld_dev reference increases when lld_dev is obtained. The caller needs + * to release the reference by calling lld_dev_put. + **/ +struct hinic3_lld_dev *hinic3_get_lld_dev_by_chip_name(const char *chip_name); + +/** + * @brief lld_dev_hold - get reference to lld_dev + * @param dev: lld device + * + * Hold reference to device to keep it from being freed + **/ +void lld_dev_hold(struct hinic3_lld_dev *dev); + +/** + * @brief lld_dev_put - release reference to lld_dev + * @param dev: lld device + * + * Release reference to device to allow it to be freed + **/ +void lld_dev_put(struct hinic3_lld_dev *dev); + +/** + * @brief hinic3_get_lld_dev_by_dev_name - get lld device by uld device name + * @param dev_name: uld device name + * @param type: uld service type, When the type is SERVICE_T_MAX, try to match + * all ULD names to get uld_dev + * + * The value of lld_dev reference increases when lld_dev is obtained. The caller needs + * to release the reference by calling lld_dev_put. + **/ +struct hinic3_lld_dev *hinic3_get_lld_dev_by_dev_name(const char *dev_name, + enum hinic3_service_type type); + +/** + * @brief hinic3_get_lld_dev_by_dev_name_unsafe - get lld device by uld device name + * @param dev_name: uld device name + * @param type: uld service type, When the type is SERVICE_T_MAX, try to match + * all ULD names to get uld_dev + * + * hinic3_get_lld_dev_by_dev_name_unsafe() is completely analogous to + * hinic3_get_lld_dev_by_dev_name(), The only difference is that the reference + * of lld_dev is not increased when lld_dev is obtained. + * + * The caller must ensure that lld_dev will not be freed during the remove process + * when using lld_dev. + **/ +struct hinic3_lld_dev *hinic3_get_lld_dev_by_dev_name_unsafe(const char *dev_name, + enum hinic3_service_type type); + +/** + * @brief hinic3_get_lld_dev_by_chip_and_port - get lld device by chip name and port id + * @param chip_name: chip name + * @param port_id: port id + **/ +struct hinic3_lld_dev *hinic3_get_lld_dev_by_chip_and_port(const char *chip_name, u8 port_id); + +/** + * @brief hinic3_get_ppf_lld_dev - get ppf lld device by current function's lld device + * @param lld_dev: current function's lld device + * + * The value of lld_dev reference increases when lld_dev is obtained. The caller needs + * to release the reference by calling lld_dev_put. + **/ +struct hinic3_lld_dev *hinic3_get_ppf_lld_dev(struct hinic3_lld_dev *lld_dev); + +/** + * @brief hinic3_get_ppf_lld_dev_unsafe - get ppf lld device by current function's lld device + * @param lld_dev: current function's lld device + * + * hinic3_get_ppf_lld_dev_unsafe() is completely analogous to hinic3_get_ppf_lld_dev(), + * The only difference is that the reference of lld_dev is not increased when lld_dev is obtained. + * + * The caller must ensure that ppf's lld_dev will not be freed during the remove process + * when using ppf lld_dev. + **/ +struct hinic3_lld_dev *hinic3_get_ppf_lld_dev_unsafe(struct hinic3_lld_dev *lld_dev); + +/** + * @brief uld_dev_hold - get reference to uld_dev + * @param lld_dev: lld device + * @param type: uld service type + * + * Hold reference to uld device to keep it from being freed + **/ +void uld_dev_hold(struct hinic3_lld_dev *lld_dev, enum hinic3_service_type type); + +/** + * @brief uld_dev_put - release reference to lld_dev + * @param dev: lld device + * @param type: uld service type + * + * Release reference to uld device to allow it to be freed + **/ +void uld_dev_put(struct hinic3_lld_dev *lld_dev, enum hinic3_service_type type); + +/** + * @brief hinic3_get_uld_dev - get uld device by lld device + * @param lld_dev: lld device + * @param type: uld service type + * + * The value of uld_dev reference increases when uld_dev is obtained. The caller needs + * to release the reference by calling uld_dev_put. + **/ +void *hinic3_get_uld_dev(struct hinic3_lld_dev *lld_dev, enum hinic3_service_type type); + +/** + * @brief hinic3_get_uld_dev_unsafe - get uld device by lld device + * @param lld_dev: lld device + * @param type: uld service type + * + * hinic3_get_uld_dev_unsafe() is completely analogous to hinic3_get_uld_dev(), + * The only difference is that the reference of uld_dev is not increased when uld_dev is obtained. + * + * The caller must ensure that uld_dev will not be freed during the remove process + * when using uld_dev. + **/ +void *hinic3_get_uld_dev_unsafe(struct hinic3_lld_dev *lld_dev, enum hinic3_service_type type); + +/** + * @brief hinic3_get_chip_name - get chip name by lld device + * @param lld_dev: lld device + * @param chip_name: String for storing the chip name + * @param max_len: Maximum number of characters to be copied for chip_name + **/ +int hinic3_get_chip_name(struct hinic3_lld_dev *lld_dev, char *chip_name, u16 max_len); + +struct card_node *hinic3_get_chip_node_by_lld(struct hinic3_lld_dev *lld_dev); + +struct hinic3_hwdev *hinic3_get_sdk_hwdev_by_lld(struct hinic3_lld_dev *lld_dev); + +bool hinic3_get_vf_service_load(struct pci_dev *pdev, u16 service); + +int hinic3_set_vf_service_load(struct pci_dev *pdev, u16 service, + bool vf_srv_load); + +int hinic3_set_vf_service_state(struct pci_dev *pdev, u16 vf_func_id, + u16 service, bool en); + +bool hinic3_get_vf_load_state(struct pci_dev *pdev); + +int hinic3_set_vf_load_state(struct pci_dev *pdev, bool vf_load_state); + +int hinic3_attach_nic(struct hinic3_lld_dev *lld_dev); + +void hinic3_detach_nic(const struct hinic3_lld_dev *lld_dev); + +int hinic3_attach_service(const struct hinic3_lld_dev *lld_dev, enum hinic3_service_type type); +void hinic3_detach_service(const struct hinic3_lld_dev *lld_dev, enum hinic3_service_type type); +const char **hinic3_get_uld_names(void); +int hinic3_lld_init(void); +void hinic3_lld_exit(void); +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_mag_cfg.c b/drivers/net/ethernet/huawei/hinic3/hinic3_mag_cfg.c new file mode 100644 index 000000000000..4049e81ce034 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_mag_cfg.c @@ -0,0 +1,953 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/etherdevice.h> +#include <linux/if_vlan.h> +#include <linux/ethtool.h> +#include <linux/kernel.h> +#include <linux/device.h> +#include <linux/pci.h> +#include <linux/netdevice.h> +#include <linux/module.h> + +#include "ossl_knl.h" +#include "hinic3_crm.h" +#include "hinic3_hw.h" +#include "mag_cmd.h" +#include "hinic3_nic_io.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_srv_nic.h" +#include "hinic3_nic.h" +#include "hinic3_common.h" + +static int mag_msg_to_mgmt_sync(void *hwdev, u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size); +static int mag_msg_to_mgmt_sync_ch(void *hwdev, u16 cmd, void *buf_in, + u16 in_size, void *buf_out, u16 *out_size, + u16 channel); + +int hinic3_set_port_enable(void *hwdev, bool enable, u16 channel) +{ + struct mag_cmd_set_port_enable en_state; + u16 out_size = sizeof(en_state); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev) + return -EINVAL; + + if (hinic3_func_type(hwdev) == TYPE_VF) + return 0; + + memset(&en_state, 0, sizeof(en_state)); + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + en_state.function_id = hinic3_global_func_id(hwdev); + en_state.state = enable ? MAG_CMD_TX_ENABLE | MAG_CMD_RX_ENABLE : + MAG_CMD_PORT_DISABLE; + + err = mag_msg_to_mgmt_sync_ch(hwdev, MAG_CMD_SET_PORT_ENABLE, &en_state, + sizeof(en_state), &en_state, &out_size, + channel); + if (err || !out_size || en_state.head.status) { + nic_err(nic_io->dev_hdl, "Failed to set port state, err: %d, status: 0x%x, out size: 0x%x, channel: 0x%x\n", + err, en_state.head.status, out_size, channel); + return -EIO; + } + + return 0; +} +EXPORT_SYMBOL(hinic3_set_port_enable); + +int hinic3_get_phy_port_stats(void *hwdev, struct mag_cmd_port_stats *stats) +{ + struct mag_cmd_get_port_stat *port_stats = NULL; + struct mag_cmd_port_stats_info stats_info; + u16 out_size = sizeof(*port_stats); + struct hinic3_nic_io *nic_io = NULL; + int err; + + port_stats = kzalloc(sizeof(*port_stats), GFP_KERNEL); + if (!port_stats) + return -ENOMEM; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + memset(&stats_info, 0, sizeof(stats_info)); + stats_info.port_id = hinic3_physical_port_id(hwdev); + + err = mag_msg_to_mgmt_sync(hwdev, MAG_CMD_GET_PORT_STAT, + &stats_info, sizeof(stats_info), + port_stats, &out_size); + if (err || !out_size || port_stats->head.status) { + nic_err(nic_io->dev_hdl, + "Failed to get port statistics, err: %d, status: 0x%x, out size: 0x%x\n", + err, port_stats->head.status, out_size); + err = -EIO; + goto out; + } + + memcpy(stats, &port_stats->counter, sizeof(*stats)); + +out: + kfree(port_stats); + + return err; +} +EXPORT_SYMBOL(hinic3_get_phy_port_stats); + +int hinic3_set_port_funcs_state(void *hwdev, bool enable) +{ + return 0; +} + +int hinic3_reset_port_link_cfg(void *hwdev) +{ + return 0; +} + +int hinic3_force_port_relink(void *hwdev) +{ + return 0; +} + +int hinic3_set_autoneg(void *hwdev, bool enable) +{ + struct hinic3_link_ksettings settings = {0}; + struct hinic3_nic_io *nic_io = NULL; + u32 set_settings = 0; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + set_settings |= HILINK_LINK_SET_AUTONEG; + settings.valid_bitmap = set_settings; + settings.autoneg = enable ? PORT_CFG_AN_ON : PORT_CFG_AN_OFF; + + return hinic3_set_link_settings(hwdev, &settings); +} + +static int hinic3_cfg_loopback_mode(struct hinic3_nic_io *nic_io, u8 opcode, + u8 *mode, u8 *enable) +{ + struct mag_cmd_cfg_loopback_mode lp; + u16 out_size = sizeof(lp); + int err; + + memset(&lp, 0, sizeof(lp)); + lp.port_id = hinic3_physical_port_id(nic_io->hwdev); + lp.opcode = opcode; + if (opcode == MGMT_MSG_CMD_OP_SET) { + lp.lp_mode = *mode; + lp.lp_en = *enable; + } + + err = mag_msg_to_mgmt_sync(nic_io->hwdev, MAG_CMD_CFG_LOOPBACK_MODE, + &lp, sizeof(lp), &lp, &out_size); + if (err || !out_size || lp.head.status) { + nic_err(nic_io->dev_hdl, + "Failed to %s loopback mode, err: %d, status: 0x%x, out size: 0x%x\n", + opcode == MGMT_MSG_CMD_OP_SET ? "set" : "get", + err, lp.head.status, out_size); + return -EIO; + } + + if (opcode == MGMT_MSG_CMD_OP_GET) { + *mode = lp.lp_mode; + *enable = lp.lp_en; + } + + return 0; +} + +int hinic3_get_loopback_mode(void *hwdev, u8 *mode, u8 *enable) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev || !mode || !enable) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + return hinic3_cfg_loopback_mode(nic_io, MGMT_MSG_CMD_OP_GET, mode, + enable); +} + +#define LOOP_MODE_MIN 1 +#define LOOP_MODE_MAX 6 +int hinic3_set_loopback_mode(void *hwdev, u8 mode, u8 enable) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + if (mode < LOOP_MODE_MIN || mode > LOOP_MODE_MAX) { + nic_err(nic_io->dev_hdl, "Invalid loopback mode %u to set\n", + mode); + return -EINVAL; + } + + return hinic3_cfg_loopback_mode(nic_io, MGMT_MSG_CMD_OP_SET, &mode, + &enable); +} + +int hinic3_set_led_status(void *hwdev, enum mag_led_type type, + enum mag_led_mode mode) +{ + struct hinic3_nic_io *nic_io = NULL; + struct mag_cmd_set_led_cfg led_info; + u16 out_size = sizeof(led_info); + int err; + + if (!hwdev) + return -EFAULT; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + memset(&led_info, 0, sizeof(led_info)); + + led_info.function_id = hinic3_global_func_id(hwdev); + led_info.type = type; + led_info.mode = mode; + + err = mag_msg_to_mgmt_sync(hwdev, MAG_CMD_SET_LED_CFG, &led_info, + sizeof(led_info), &led_info, &out_size); + if (err || led_info.head.status || !out_size) { + nic_err(nic_io->dev_hdl, "Failed to set led status, err: %d, status: 0x%x, out size: 0x%x\n", + err, led_info.head.status, out_size); + return -EIO; + } + + return 0; +} + +int hinic3_get_port_info(void *hwdev, struct nic_port_info *port_info, + u16 channel) +{ + struct mag_cmd_get_port_info port_msg; + u16 out_size = sizeof(port_msg); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !port_info) + return -EINVAL; + + memset(&port_msg, 0, sizeof(port_msg)); + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + port_msg.port_id = hinic3_physical_port_id(hwdev); + + err = mag_msg_to_mgmt_sync_ch(hwdev, MAG_CMD_GET_PORT_INFO, &port_msg, + sizeof(port_msg), &port_msg, &out_size, + channel); + if (err || !out_size || port_msg.head.status) { + nic_err(nic_io->dev_hdl, + "Failed to get port info, err: %d, status: 0x%x, out size: 0x%x, channel: 0x%x\n", + err, port_msg.head.status, out_size, channel); + return -EIO; + } + + port_info->autoneg_cap = port_msg.an_support; + port_info->autoneg_state = port_msg.an_en; + port_info->duplex = port_msg.duplex; + port_info->port_type = port_msg.wire_type; + port_info->speed = port_msg.speed; + port_info->fec = port_msg.fec; + port_info->supported_mode = port_msg.supported_mode; + port_info->advertised_mode = port_msg.advertised_mode; + + return 0; +} + +int hinic3_get_speed(void *hwdev, enum mag_cmd_port_speed *speed, u16 channel) +{ + struct nic_port_info port_info = {0}; + int err; + + if (!hwdev || !speed) + return -EINVAL; + + err = hinic3_get_port_info(hwdev, &port_info, channel); + if (err) + return err; + + *speed = port_info.speed; + + return 0; +} +EXPORT_SYMBOL(hinic3_get_speed); + +int hinic3_set_link_settings(void *hwdev, + struct hinic3_link_ksettings *settings) +{ + struct mag_cmd_set_port_cfg info; + u16 out_size = sizeof(info); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !settings) + return -EINVAL; + + memset(&info, 0, sizeof(info)); + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + info.port_id = hinic3_physical_port_id(hwdev); + info.config_bitmap = settings->valid_bitmap; + info.autoneg = settings->autoneg; + info.speed = settings->speed; + info.fec = settings->fec; + + err = mag_msg_to_mgmt_sync(hwdev, MAG_CMD_SET_PORT_CFG, &info, + sizeof(info), &info, &out_size); + if (err || !out_size || info.head.status) { + nic_err(nic_io->dev_hdl, "Failed to set link settings, err: %d, status: 0x%x, out size: 0x%x\n", + err, info.head.status, out_size); + return -EIO; + } + + return info.head.status; +} + +int hinic3_get_link_state(void *hwdev, u8 *link_state) +{ + struct mag_cmd_get_link_status get_link; + u16 out_size = sizeof(get_link); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !link_state) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + memset(&get_link, 0, sizeof(get_link)); + get_link.port_id = hinic3_physical_port_id(hwdev); + + err = mag_msg_to_mgmt_sync(hwdev, MAG_CMD_GET_LINK_STATUS, &get_link, + sizeof(get_link), &get_link, &out_size); + if (err || !out_size || get_link.head.status) { + nic_err(nic_io->dev_hdl, "Failed to get link state, err: %d, status: 0x%x, out size: 0x%x\n", + err, get_link.head.status, out_size); + return -EIO; + } + + *link_state = get_link.status; + + return 0; +} + +void hinic3_notify_vf_link_status(struct hinic3_nic_io *nic_io, + u16 vf_id, u8 link_status) +{ + struct mag_cmd_get_link_status link; + struct vf_data_storage *vf_infos = nic_io->vf_infos; + u16 out_size = sizeof(link); + int err; + + memset(&link, 0, sizeof(link)); + if (vf_infos[HW_VF_ID_TO_OS(vf_id)].registered) { + link.status = link_status; + link.port_id = hinic3_physical_port_id(nic_io->hwdev); + err = hinic3_mbox_to_vf(nic_io->hwdev, vf_id, HINIC3_MOD_HILINK, + MAG_CMD_GET_LINK_STATUS, &link, + sizeof(link), &link, &out_size, 0, + HINIC3_CHANNEL_NIC); + if (err == MBOX_ERRCODE_UNKNOWN_DES_FUNC) { + nic_warn(nic_io->dev_hdl, "VF%d not initialized, disconnect it\n", + HW_VF_ID_TO_OS(vf_id)); + hinic3_unregister_vf(nic_io, vf_id); + return; + } + if (err || !out_size || link.head.status) + nic_err(nic_io->dev_hdl, + "Send link change event to VF %d failed, err: %d, status: 0x%x, out_size: 0x%x\n", + HW_VF_ID_TO_OS(vf_id), err, link.head.status, out_size); + } +} + +void hinic3_notify_all_vfs_link_changed(void *hwdev, u8 link_status) +{ + struct hinic3_nic_io *nic_io = NULL; + u16 i; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + nic_io->link_status = link_status; + for (i = 1; i <= nic_io->max_vfs; i++) { + if (!nic_io->vf_infos[HW_VF_ID_TO_OS(i)].link_forced) + hinic3_notify_vf_link_status(nic_io, i, link_status); + } +} + +static int hinic3_get_vf_link_status_msg_handler(struct hinic3_nic_io *nic_io, + u16 vf_id, void *buf_in, + u16 in_size, void *buf_out, + u16 *out_size) +{ + struct vf_data_storage *vf_infos = nic_io->vf_infos; + struct mag_cmd_get_link_status *get_link = buf_out; + bool link_forced, link_up; + + link_forced = vf_infos[HW_VF_ID_TO_OS(vf_id)].link_forced; + link_up = vf_infos[HW_VF_ID_TO_OS(vf_id)].link_up; + + if (link_forced) + get_link->status = link_up ? + HINIC3_LINK_UP : HINIC3_LINK_DOWN; + else + get_link->status = nic_io->link_status; + + get_link->head.status = 0; + *out_size = sizeof(*get_link); + + return 0; +} + +int hinic3_refresh_nic_cfg(void *hwdev, struct nic_port_info *port_info) +{ + /* TO DO */ + return 0; +} + +static void get_port_info(void *hwdev, + const struct mag_cmd_get_link_status *link_status, + struct hinic3_event_link_info *link_info) +{ + struct nic_port_info port_info = {0}; + struct hinic3_nic_io *nic_io = NULL; + int err; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (hinic3_func_type(hwdev) != TYPE_VF && link_status->status) { + err = hinic3_get_port_info(hwdev, &port_info, HINIC3_CHANNEL_NIC); + if (err) { + nic_warn(nic_io->dev_hdl, "Failed to get port info\n"); + } else { + link_info->valid = 1; + link_info->port_type = port_info.port_type; + link_info->autoneg_cap = port_info.autoneg_cap; + link_info->autoneg_state = port_info.autoneg_state; + link_info->duplex = port_info.duplex; + link_info->speed = port_info.speed; + hinic3_refresh_nic_cfg(hwdev, &port_info); + } + } +} + +static void link_status_event_handler(void *hwdev, void *buf_in, + u16 in_size, void *buf_out, u16 *out_size) +{ + struct mag_cmd_get_link_status *link_status = NULL; + struct mag_cmd_get_link_status *ret_link_status = NULL; + struct hinic3_event_info event_info = {0}; + struct hinic3_event_link_info *link_info = (void *)event_info.event_data; + struct hinic3_nic_io *nic_io = NULL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + link_status = buf_in; + sdk_info(nic_io->dev_hdl, "Link status report received, func_id: %u, status: %u\n", + hinic3_global_func_id(hwdev), link_status->status); + + hinic3_link_event_stats(hwdev, link_status->status); + + /* link event reported only after set vport enable */ + get_port_info(hwdev, link_status, link_info); + + event_info.service = EVENT_SRV_NIC; + event_info.type = link_status->status ? + EVENT_NIC_LINK_UP : EVENT_NIC_LINK_DOWN; + + hinic3_event_callback(hwdev, &event_info); + + if (hinic3_func_type(hwdev) != TYPE_VF) { + hinic3_notify_all_vfs_link_changed(hwdev, link_status->status); + ret_link_status = buf_out; + ret_link_status->head.status = 0; + *out_size = sizeof(*ret_link_status); + } +} + +static void cable_plug_event(void *hwdev, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct mag_cmd_wire_event *plug_event = buf_in; + struct hinic3_port_routine_cmd *rt_cmd = NULL; + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_event_info event_info; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + rt_cmd = &nic_io->nic_cfg.rt_cmd; + + mutex_lock(&nic_io->nic_cfg.sfp_mutex); + rt_cmd->mpu_send_sfp_abs = false; + rt_cmd->mpu_send_sfp_info = false; + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); + + memset(&event_info, 0, sizeof(event_info)); + event_info.service = EVENT_SRV_NIC; + event_info.type = EVENT_NIC_PORT_MODULE_EVENT; + ((struct hinic3_port_module_event *)(void *)event_info.event_data)->type = + plug_event->status ? HINIC3_PORT_MODULE_CABLE_PLUGGED : + HINIC3_PORT_MODULE_CABLE_UNPLUGGED; + + *out_size = sizeof(*plug_event); + plug_event = buf_out; + plug_event->head.status = 0; + + hinic3_event_callback(hwdev, &event_info); +} + +static void port_sfp_info_event(void *hwdev, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct mag_cmd_get_xsfp_info *sfp_info = buf_in; + struct hinic3_port_routine_cmd *rt_cmd = NULL; + struct hinic3_nic_io *nic_io = NULL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (in_size != sizeof(*sfp_info)) { + sdk_err(nic_io->dev_hdl, "Invalid sfp info cmd, length: %u, should be %ld\n", + in_size, sizeof(*sfp_info)); + return; + } + + rt_cmd = &nic_io->nic_cfg.rt_cmd; + mutex_lock(&nic_io->nic_cfg.sfp_mutex); + memcpy(&rt_cmd->std_sfp_info, sfp_info, + sizeof(struct mag_cmd_get_xsfp_info)); + rt_cmd->mpu_send_sfp_info = true; + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); +} + +static void port_sfp_abs_event(void *hwdev, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct mag_cmd_get_xsfp_present *sfp_abs = buf_in; + struct hinic3_port_routine_cmd *rt_cmd = NULL; + struct hinic3_nic_io *nic_io = NULL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (in_size != sizeof(*sfp_abs)) { + sdk_err(nic_io->dev_hdl, "Invalid sfp absent cmd, length: %u, should be %ld\n", + in_size, sizeof(*sfp_abs)); + return; + } + + rt_cmd = &nic_io->nic_cfg.rt_cmd; + mutex_lock(&nic_io->nic_cfg.sfp_mutex); + memcpy(&rt_cmd->abs, sfp_abs, + sizeof(struct mag_cmd_get_xsfp_present)); + rt_cmd->mpu_send_sfp_abs = true; + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); +} + +bool hinic3_if_sfp_absent(void *hwdev) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_port_routine_cmd *rt_cmd = NULL; + struct mag_cmd_get_xsfp_present sfp_abs; + u8 port_id = hinic3_physical_port_id(hwdev); + u16 out_size = sizeof(sfp_abs); + int err; + bool sfp_abs_status; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + memset(&sfp_abs, 0, sizeof(sfp_abs)); + + rt_cmd = &nic_io->nic_cfg.rt_cmd; + mutex_lock(&nic_io->nic_cfg.sfp_mutex); + if (rt_cmd->mpu_send_sfp_abs) { + if (rt_cmd->abs.head.status) { + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); + return true; + } + + sfp_abs_status = (bool)rt_cmd->abs.abs_status; + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); + return sfp_abs_status; + } + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); + + sfp_abs.port_id = port_id; + err = mag_msg_to_mgmt_sync(hwdev, MAG_CMD_GET_XSFP_PRESENT, + &sfp_abs, sizeof(sfp_abs), &sfp_abs, + &out_size); + if (sfp_abs.head.status || err || !out_size) { + nic_err(nic_io->dev_hdl, + "Failed to get port%u sfp absent status, err: %d, status: 0x%x, out size: 0x%x\n", + port_id, err, sfp_abs.head.status, out_size); + return true; + } + + return (sfp_abs.abs_status == 0 ? false : true); +} + +int hinic3_get_sfp_info(void *hwdev, struct mag_cmd_get_xsfp_info *sfp_info) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_port_routine_cmd *rt_cmd = NULL; + u16 out_size = sizeof(*sfp_info); + int err; + + if (!hwdev || !sfp_info) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + rt_cmd = &nic_io->nic_cfg.rt_cmd; + mutex_lock(&nic_io->nic_cfg.sfp_mutex); + if (rt_cmd->mpu_send_sfp_info) { + if (rt_cmd->std_sfp_info.head.status) { + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); + return -EIO; + } + + memcpy(sfp_info, &rt_cmd->std_sfp_info, sizeof(*sfp_info)); + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); + return 0; + } + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); + + sfp_info->port_id = hinic3_physical_port_id(hwdev); + err = mag_msg_to_mgmt_sync(hwdev, MAG_CMD_GET_XSFP_INFO, sfp_info, + sizeof(*sfp_info), sfp_info, &out_size); + if (sfp_info->head.status || err || !out_size) { + nic_err(nic_io->dev_hdl, + "Failed to get port%u sfp eeprom information, err: %d, status: 0x%x, out size: 0x%x\n", + hinic3_physical_port_id(hwdev), err, + sfp_info->head.status, out_size); + return -EIO; + } + + return 0; +} + +int hinic3_get_sfp_eeprom(void *hwdev, u8 *data, u32 len) +{ + struct mag_cmd_get_xsfp_info sfp_info; + int err; + + if (!hwdev || !data) + return -EINVAL; + + if (hinic3_if_sfp_absent(hwdev)) + return -ENXIO; + + memset(&sfp_info, 0, sizeof(sfp_info)); + + err = hinic3_get_sfp_info(hwdev, &sfp_info); + if (err) + return err; + + memcpy(data, sfp_info.sfp_info, len); + + return 0; +} + +int hinic3_get_sfp_type(void *hwdev, u8 *sfp_type, u8 *sfp_type_ext) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_port_routine_cmd *rt_cmd = NULL; + u8 sfp_data[STD_SFP_INFO_MAX_SIZE]; + int err; + + if (!hwdev || !sfp_type || !sfp_type_ext) + return -EINVAL; + + if (hinic3_if_sfp_absent(hwdev)) + return -ENXIO; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + rt_cmd = &nic_io->nic_cfg.rt_cmd; + + mutex_lock(&nic_io->nic_cfg.sfp_mutex); + if (rt_cmd->mpu_send_sfp_info) { + if (rt_cmd->std_sfp_info.head.status) { + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); + return -EIO; + } + + *sfp_type = rt_cmd->std_sfp_info.sfp_info[0]; + *sfp_type_ext = rt_cmd->std_sfp_info.sfp_info[1]; + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); + return 0; + } + mutex_unlock(&nic_io->nic_cfg.sfp_mutex); + + err = hinic3_get_sfp_eeprom(hwdev, (u8 *)sfp_data, + STD_SFP_INFO_MAX_SIZE); + if (err) + return err; + + *sfp_type = sfp_data[0]; + *sfp_type_ext = sfp_data[1]; + + return 0; +} + +int hinic3_set_link_status_follow(void *hwdev, enum hinic3_link_follow_status status) +{ + struct mag_cmd_set_link_follow follow; + struct hinic3_nic_io *nic_io = NULL; + u16 out_size = sizeof(follow); + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + if (status >= HINIC3_LINK_FOLLOW_STATUS_MAX) { + nic_err(nic_io->dev_hdl, "Invalid link follow status: %d\n", status); + return -EINVAL; + } + + memset(&follow, 0, sizeof(follow)); + follow.function_id = hinic3_global_func_id(hwdev); + follow.follow = status; + + err = mag_msg_to_mgmt_sync(hwdev, MAG_CMD_SET_LINK_FOLLOW, &follow, + sizeof(follow), &follow, &out_size); + if ((follow.head.status != HINIC3_MGMT_CMD_UNSUPPORTED && follow.head.status) || + err || !out_size) { + nic_err(nic_io->dev_hdl, "Failed to set link status follow port status, err: %d, status: 0x%x, out size: 0x%x\n", + err, follow.head.status, out_size); + return -EFAULT; + } + + return follow.head.status; +} + +int hinic3_update_pf_bw(void *hwdev) +{ + struct nic_port_info port_info = {0}; + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (hinic3_func_type(hwdev) == TYPE_VF || !HINIC3_SUPPORT_RATE_LIMIT(hwdev)) + return 0; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + err = hinic3_get_port_info(hwdev, &port_info, HINIC3_CHANNEL_NIC); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to get port info\n"); + return -EIO; + } + + err = hinic3_set_pf_rate(hwdev, port_info.speed); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to set pf bandwidth\n"); + return err; + } + + return 0; +} + +int hinic3_set_pf_bw_limit(void *hwdev, u32 bw_limit) +{ + struct hinic3_nic_io *nic_io = NULL; + u32 old_bw_limit; + u8 link_state = 0; + int err; + + if (!hwdev) + return -EINVAL; + + if (hinic3_func_type(hwdev) == TYPE_VF) + return 0; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + if (bw_limit > MAX_LIMIT_BW) { + nic_err(nic_io->dev_hdl, "Invalid bandwidth: %u\n", bw_limit); + return -EINVAL; + } + + err = hinic3_get_link_state(hwdev, &link_state); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to get link state\n"); + return -EIO; + } + + if (!link_state) { + nic_err(nic_io->dev_hdl, "Link status must be up when setting pf tx rate\n"); + return -EINVAL; + } + + old_bw_limit = nic_io->nic_cfg.pf_bw_limit; + nic_io->nic_cfg.pf_bw_limit = bw_limit; + + err = hinic3_update_pf_bw(hwdev); + if (err) { + nic_io->nic_cfg.pf_bw_limit = old_bw_limit; + return err; + } + + return 0; +} + +static const struct vf_msg_handler vf_mag_cmd_handler[] = { + { + .cmd = MAG_CMD_GET_LINK_STATUS, + .handler = hinic3_get_vf_link_status_msg_handler, + }, +}; + +/* pf/ppf handler mbox msg from vf */ +int hinic3_pf_mag_mbox_handler(void *hwdev, u16 vf_id, + u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + u32 index, cmd_size = ARRAY_LEN(vf_mag_cmd_handler); + struct hinic3_nic_io *nic_io = NULL; + const struct vf_msg_handler *handler = NULL; + + if (!hwdev) + return -EFAULT; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + for (index = 0; index < cmd_size; index++) { + handler = &vf_mag_cmd_handler[index]; + if (cmd == handler->cmd) + return handler->handler(nic_io, vf_id, buf_in, in_size, + buf_out, out_size); + } + + nic_warn(nic_io->dev_hdl, "NO handler for mag cmd: %u received from vf id: %u\n", + cmd, vf_id); + + return -EINVAL; +} + +static struct nic_event_handler mag_cmd_handler[] = { + { + .cmd = MAG_CMD_GET_LINK_STATUS, + .handler = link_status_event_handler, + }, + + { + .cmd = MAG_CMD_WIRE_EVENT, + .handler = cable_plug_event, + }, + + { + .cmd = MAG_CMD_GET_XSFP_INFO, + .handler = port_sfp_info_event, + }, + + { + .cmd = MAG_CMD_GET_XSFP_PRESENT, + .handler = port_sfp_abs_event, + }, +}; + +static int hinic3_mag_event_handler(void *hwdev, u16 cmd, + void *buf_in, u16 in_size, void *buf_out, + u16 *out_size) +{ + struct hinic3_nic_io *nic_io = NULL; + u32 size = ARRAY_LEN(mag_cmd_handler); + u32 i; + + if (!hwdev) + return -EINVAL; + + *out_size = 0; + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + for (i = 0; i < size; i++) { + if (cmd == mag_cmd_handler[i].cmd) { + mag_cmd_handler[i].handler(hwdev, buf_in, in_size, + buf_out, out_size); + return 0; + } + } + + /* can't find this event cmd */ + sdk_warn(nic_io->dev_hdl, "Unsupported mag event, cmd: %u\n", cmd); + *out_size = sizeof(struct mgmt_msg_head); + ((struct mgmt_msg_head *)buf_out)->status = HINIC3_MGMT_CMD_UNSUPPORTED; + + return 0; +} + +int hinic3_vf_mag_event_handler(void *hwdev, u16 cmd, + void *buf_in, u16 in_size, void *buf_out, + u16 *out_size) +{ + return hinic3_mag_event_handler(hwdev, cmd, buf_in, in_size, + buf_out, out_size); +} + +/* pf/ppf handler mgmt cpu report hilink event */ +void hinic3_pf_mag_event_handler(void *pri_handle, u16 cmd, + void *buf_in, u16 in_size, void *buf_out, + u16 *out_size) +{ + hinic3_mag_event_handler(pri_handle, cmd, buf_in, in_size, + buf_out, out_size); +} + +static int _mag_msg_to_mgmt_sync(void *hwdev, u16 cmd, void *buf_in, + u16 in_size, void *buf_out, u16 *out_size, + u16 channel) +{ + u32 i, cmd_cnt = ARRAY_LEN(vf_mag_cmd_handler); + bool cmd_to_pf = false; + + if (hinic3_func_type(hwdev) == TYPE_VF) { + for (i = 0; i < cmd_cnt; i++) { + if (cmd == vf_mag_cmd_handler[i].cmd) { + cmd_to_pf = true; + break; + } + } + } + + if (cmd_to_pf) + return hinic3_mbox_to_pf(hwdev, HINIC3_MOD_HILINK, cmd, buf_in, + in_size, buf_out, out_size, 0, + channel); + + return hinic3_msg_to_mgmt_sync(hwdev, HINIC3_MOD_HILINK, cmd, buf_in, + in_size, buf_out, out_size, 0, channel); +} + +static int mag_msg_to_mgmt_sync(void *hwdev, u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + return _mag_msg_to_mgmt_sync(hwdev, cmd, buf_in, in_size, buf_out, + out_size, HINIC3_CHANNEL_NIC); +} + +static int mag_msg_to_mgmt_sync_ch(void *hwdev, u16 cmd, void *buf_in, + u16 in_size, void *buf_out, u16 *out_size, + u16 channel) +{ + return _mag_msg_to_mgmt_sync(hwdev, cmd, buf_in, in_size, buf_out, + out_size, channel); +} diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_main.c b/drivers/net/ethernet/huawei/hinic3/hinic3_main.c new file mode 100644 index 000000000000..ddccc0c1e345 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_main.c @@ -0,0 +1,1125 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/device.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/interrupt.h> +#include <linux/etherdevice.h> +#include <linux/netdevice.h> +#include <linux/if_vlan.h> +#include <linux/ethtool.h> +#include <linux/dcbnl.h> +#include <linux/tcp.h> +#include <linux/ip.h> +#include <linux/debugfs.h> + +#include "ossl_knl.h" +#include "hinic3_hw.h" +#include "hinic3_crm.h" +#include "hinic3_mt.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_srv_nic.h" +#include "hinic3_nic_io.h" +#include "hinic3_nic_dev.h" +#include "hinic3_tx.h" +#include "hinic3_rx.h" +#include "hinic3_lld.h" +#include "hinic3_srv_nic.h" +#include "hinic3_rss.h" +#include "hinic3_dcb.h" +#include "hinic3_nic_prof.h" +#include "hinic3_profile.h" + +/*lint -e806*/ +#define DEFAULT_POLL_WEIGHT 64 +static unsigned int poll_weight = DEFAULT_POLL_WEIGHT; +module_param(poll_weight, uint, 0444); +MODULE_PARM_DESC(poll_weight, "Number packets for NAPI budget (default=64)"); + +#define HINIC3_DEAULT_TXRX_MSIX_PENDING_LIMIT 2 +#define HINIC3_DEAULT_TXRX_MSIX_COALESC_TIMER_CFG 25 +#define HINIC3_DEAULT_TXRX_MSIX_RESEND_TIMER_CFG 7 + +static unsigned char qp_pending_limit = HINIC3_DEAULT_TXRX_MSIX_PENDING_LIMIT; +module_param(qp_pending_limit, byte, 0444); +MODULE_PARM_DESC(qp_pending_limit, "QP MSI-X Interrupt coalescing parameter pending_limit (default=2)"); + +static unsigned char qp_coalesc_timer_cfg = + HINIC3_DEAULT_TXRX_MSIX_COALESC_TIMER_CFG; +module_param(qp_coalesc_timer_cfg, byte, 0444); +MODULE_PARM_DESC(qp_coalesc_timer_cfg, "QP MSI-X Interrupt coalescing parameter coalesc_timer_cfg (default=32)"); + +#define DEFAULT_RX_BUFF_LEN 2 +u16 rx_buff = DEFAULT_RX_BUFF_LEN; +module_param(rx_buff, ushort, 0444); +MODULE_PARM_DESC(rx_buff, "Set rx_buff size, buffer len must be 2^n. 2 - 16, default is 2KB"); + +static unsigned int lro_replenish_thld = 256; +module_param(lro_replenish_thld, uint, 0444); +MODULE_PARM_DESC(lro_replenish_thld, "Number wqe for lro replenish buffer (default=256)"); + +static unsigned char set_link_status_follow = HINIC3_LINK_FOLLOW_STATUS_MAX; +module_param(set_link_status_follow, byte, 0444); +MODULE_PARM_DESC(set_link_status_follow, "Set link status follow port status (0=default,1=follow,2=separate,3=unset"); + +/*lint +e806*/ + +#define HINIC3_NIC_DEV_WQ_NAME "hinic3_nic_dev_wq" + +#define DEFAULT_MSG_ENABLE (NETIF_MSG_DRV | NETIF_MSG_LINK) + +#define QID_MASKED(q_id, nic_dev) ((q_id) & ((nic_dev)->num_qps - 1)) +#define WATCHDOG_TIMEOUT 5 + +#define HINIC3_SQ_DEPTH 1024 +#define HINIC3_RQ_DEPTH 1024 + +enum hinic3_rx_buff_len { + RX_BUFF_VALID_2KB = 2, + RX_BUFF_VALID_4KB = 4, + RX_BUFF_VALID_8KB = 8, + RX_BUFF_VALID_16KB = 16, +}; + +#define CONVERT_UNIT 1024 + +#ifdef HAVE_MULTI_VLAN_OFFLOAD_EN +static int hinic3_netdev_event(struct notifier_block *notifier, unsigned long event, void *ptr); + +/* used for netdev notifier register/unregister */ +static DEFINE_MUTEX(hinic3_netdev_notifiers_mutex); +static int hinic3_netdev_notifiers_ref_cnt; +static struct notifier_block hinic3_netdev_notifier = { + .notifier_call = hinic3_netdev_event, +}; + +static void hinic3_register_notifier(struct hinic3_nic_dev *nic_dev) +{ + int err; + + mutex_lock(&hinic3_netdev_notifiers_mutex); + hinic3_netdev_notifiers_ref_cnt++; + if (hinic3_netdev_notifiers_ref_cnt == 1) { + err = register_netdevice_notifier(&hinic3_netdev_notifier); + if (err) { + nic_info(&nic_dev->pdev->dev, "Register netdevice notifier failed, err: %d\n", + err); + hinic3_netdev_notifiers_ref_cnt--; + } + } + mutex_unlock(&hinic3_netdev_notifiers_mutex); +} + +static void hinic3_unregister_notifier(struct hinic3_nic_dev *nic_dev) +{ + mutex_lock(&hinic3_netdev_notifiers_mutex); + if (hinic3_netdev_notifiers_ref_cnt == 1) + unregister_netdevice_notifier(&hinic3_netdev_notifier); + + if (hinic3_netdev_notifiers_ref_cnt) + hinic3_netdev_notifiers_ref_cnt--; + mutex_unlock(&hinic3_netdev_notifiers_mutex); +} + +#define HINIC3_MAX_VLAN_DEPTH_OFFLOAD_SUPPORT 1 +#define HINIC3_VLAN_CLEAR_OFFLOAD (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | \ + NETIF_F_SCTP_CRC | NETIF_F_RXCSUM | \ + NETIF_F_ALL_TSO) + +static int hinic3_netdev_event(struct notifier_block *notifier, unsigned long event, void *ptr) +{ + struct net_device *ndev = netdev_notifier_info_to_dev(ptr); + struct net_device *real_dev = NULL; + struct net_device *ret = NULL; + u16 vlan_depth; + + if (!is_vlan_dev(ndev)) + return NOTIFY_DONE; + + dev_hold(ndev); + + switch (event) { + case NETDEV_REGISTER: + real_dev = vlan_dev_real_dev(ndev); + if (!hinic3_is_netdev_ops_match(real_dev)) + goto out; + + vlan_depth = 1; + ret = vlan_dev_priv(ndev)->real_dev; + while (is_vlan_dev(ret)) { + ret = vlan_dev_priv(ret)->real_dev; + vlan_depth++; + } + + if (vlan_depth == HINIC3_MAX_VLAN_DEPTH_OFFLOAD_SUPPORT) { + ndev->vlan_features &= (~HINIC3_VLAN_CLEAR_OFFLOAD); + } else if (vlan_depth > HINIC3_MAX_VLAN_DEPTH_OFFLOAD_SUPPORT) { +#ifdef HAVE_NDO_SET_FEATURES +#ifdef HAVE_RHEL6_NET_DEVICE_OPS_EXT + set_netdev_hw_features(ndev, + get_netdev_hw_features(ndev) & + (~HINIC3_VLAN_CLEAR_OFFLOAD)); +#else + ndev->hw_features &= (~HINIC3_VLAN_CLEAR_OFFLOAD); +#endif +#endif + ndev->features &= (~HINIC3_VLAN_CLEAR_OFFLOAD); + } + + break; + + default: + break; + }; + +out: + dev_put(ndev); + + return NOTIFY_DONE; +} +#endif + +void hinic3_link_status_change(struct hinic3_nic_dev *nic_dev, bool status) +{ + struct net_device *netdev = nic_dev->netdev; + + if (!HINIC3_CHANNEL_RES_VALID(nic_dev) || + test_bit(HINIC3_LP_TEST, &nic_dev->flags) || + test_bit(HINIC3_FORCE_LINK_UP, &nic_dev->flags)) + return; + + if (status) { + if (netif_carrier_ok(netdev)) + return; + + nic_dev->link_status = status; + netif_carrier_on(netdev); + nicif_info(nic_dev, link, netdev, "Link is up\n"); + } else { + if (!netif_carrier_ok(netdev)) + return; + + nic_dev->link_status = status; + netif_carrier_off(netdev); + nicif_info(nic_dev, link, netdev, "Link is down\n"); + } +} + +static void netdev_feature_init(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + netdev_features_t dft_fts = 0; + netdev_features_t cso_fts = 0; + netdev_features_t vlan_fts = 0; + netdev_features_t tso_fts = 0; + netdev_features_t hw_features = 0; + + dft_fts |= NETIF_F_SG | NETIF_F_HIGHDMA; + + if (HINIC3_SUPPORT_CSUM(nic_dev->hwdev)) + cso_fts |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM; + if (HINIC3_SUPPORT_SCTP_CRC(nic_dev->hwdev)) + cso_fts |= NETIF_F_SCTP_CRC; + + if (HINIC3_SUPPORT_TSO(nic_dev->hwdev)) + tso_fts |= NETIF_F_TSO | NETIF_F_TSO6; + + if (HINIC3_SUPPORT_VLAN_OFFLOAD(nic_dev->hwdev)) { +#if defined(NETIF_F_HW_VLAN_CTAG_TX) + vlan_fts |= NETIF_F_HW_VLAN_CTAG_TX; +#elif defined(NETIF_F_HW_VLAN_TX) + vlan_fts |= NETIF_F_HW_VLAN_TX; +#endif + +#if defined(NETIF_F_HW_VLAN_CTAG_RX) + vlan_fts |= NETIF_F_HW_VLAN_CTAG_RX; +#elif defined(NETIF_F_HW_VLAN_RX) + vlan_fts |= NETIF_F_HW_VLAN_RX; +#endif + } + + if (HINIC3_SUPPORT_RXVLAN_FILTER(nic_dev->hwdev)) { +#if defined(NETIF_F_HW_VLAN_CTAG_FILTER) + vlan_fts |= NETIF_F_HW_VLAN_CTAG_FILTER; +#elif defined(NETIF_F_HW_VLAN_FILTER) + vlan_fts |= NETIF_F_HW_VLAN_FILTER; +#endif + } + +#ifdef HAVE_ENCAPSULATION_TSO + if (HINIC3_SUPPORT_VXLAN_OFFLOAD(nic_dev->hwdev)) + tso_fts |= NETIF_F_GSO_UDP_TUNNEL | NETIF_F_GSO_UDP_TUNNEL_CSUM; +#endif /* HAVE_ENCAPSULATION_TSO */ + + /* LRO is disable in default, only set hw features */ + if (HINIC3_SUPPORT_LRO(nic_dev->hwdev)) + hw_features |= NETIF_F_LRO; + +#if (KERNEL_VERSION(4, 11, 0) > LINUX_VERSION_CODE) + if (HINIC3_SUPPORT_UFO(nic_dev->hwdev)) { + /* UFO is disable in default */ + hw_features |= NETIF_F_UFO; + netdev->vlan_features |= NETIF_F_UFO; + } +#endif + + netdev->features |= dft_fts | cso_fts | tso_fts | vlan_fts; + netdev->vlan_features |= dft_fts | cso_fts | tso_fts; + +#ifdef HAVE_RHEL6_NET_DEVICE_OPS_EXT + hw_features |= get_netdev_hw_features(netdev); +#else + hw_features |= netdev->hw_features; +#endif + + hw_features |= netdev->features; + +#ifdef HAVE_RHEL6_NET_DEVICE_OPS_EXT + set_netdev_hw_features(netdev, hw_features); +#else + netdev->hw_features = hw_features; +#endif + +#ifdef IFF_UNICAST_FLT + netdev->priv_flags |= IFF_UNICAST_FLT; +#endif + +#ifdef HAVE_ENCAPSULATION_CSUM + netdev->hw_enc_features |= dft_fts; + if (HINIC3_SUPPORT_VXLAN_OFFLOAD(nic_dev->hwdev)) { + netdev->hw_enc_features |= cso_fts; +#ifdef HAVE_ENCAPSULATION_TSO + netdev->hw_enc_features |= tso_fts | NETIF_F_TSO_ECN; +#endif /* HAVE_ENCAPSULATION_TSO */ + } +#endif /* HAVE_ENCAPSULATION_CSUM */ +} + +static void init_intr_coal_param(struct hinic3_nic_dev *nic_dev) +{ + struct hinic3_intr_coal_info *info = NULL; + u16 i; + + for (i = 0; i < nic_dev->max_qps; i++) { + info = &nic_dev->intr_coalesce[i]; + + info->pending_limt = qp_pending_limit; + info->coalesce_timer_cfg = qp_coalesc_timer_cfg; + + info->resend_timer_cfg = HINIC3_DEAULT_TXRX_MSIX_RESEND_TIMER_CFG; + + info->pkt_rate_high = HINIC3_RX_RATE_HIGH; + info->rx_usecs_high = HINIC3_RX_COAL_TIME_HIGH; + info->rx_pending_limt_high = HINIC3_RX_PENDING_LIMIT_HIGH; + + info->pkt_rate_low = HINIC3_RX_RATE_LOW; + info->rx_usecs_low = HINIC3_RX_COAL_TIME_LOW; + info->rx_pending_limt_low = HINIC3_RX_PENDING_LIMIT_LOW; + } +} + +static int hinic3_init_intr_coalesce(struct hinic3_nic_dev *nic_dev) +{ + u64 size; + + if (qp_pending_limit != HINIC3_DEAULT_TXRX_MSIX_PENDING_LIMIT || + qp_coalesc_timer_cfg != HINIC3_DEAULT_TXRX_MSIX_COALESC_TIMER_CFG) + nic_dev->intr_coal_set_flag = 1; + else + nic_dev->intr_coal_set_flag = 0; + + size = sizeof(*nic_dev->intr_coalesce) * nic_dev->max_qps; + if (!size) { + nic_err(&nic_dev->pdev->dev, "Cannot allocate zero size intr coalesce\n"); + return -EINVAL; + } + nic_dev->intr_coalesce = kzalloc(size, GFP_KERNEL); + if (!nic_dev->intr_coalesce) { + nic_err(&nic_dev->pdev->dev, "Failed to alloc intr coalesce\n"); + return -ENOMEM; + } + + init_intr_coal_param(nic_dev); + + if (test_bit(HINIC3_INTR_ADAPT, &nic_dev->flags)) + nic_dev->adaptive_rx_coal = 1; + else + nic_dev->adaptive_rx_coal = 0; + + return 0; +} + +static void hinic3_free_intr_coalesce(struct hinic3_nic_dev *nic_dev) +{ + kfree(nic_dev->intr_coalesce); +} + +static int hinic3_alloc_txrxqs(struct hinic3_nic_dev *nic_dev) +{ + struct net_device *netdev = nic_dev->netdev; + int err; + + err = hinic3_alloc_txqs(netdev); + if (err) { + nic_err(&nic_dev->pdev->dev, "Failed to alloc txqs\n"); + return err; + } + + err = hinic3_alloc_rxqs(netdev); + if (err) { + nic_err(&nic_dev->pdev->dev, "Failed to alloc rxqs\n"); + goto alloc_rxqs_err; + } + + err = hinic3_init_intr_coalesce(nic_dev); + if (err) { + nic_err(&nic_dev->pdev->dev, "Failed to init_intr_coalesce\n"); + goto init_intr_err; + } + + return 0; + +init_intr_err: + hinic3_free_rxqs(netdev); + +alloc_rxqs_err: + hinic3_free_txqs(netdev); + + return err; +} + +static void hinic3_free_txrxqs(struct hinic3_nic_dev *nic_dev) +{ + hinic3_free_intr_coalesce(nic_dev); + hinic3_free_rxqs(nic_dev->netdev); + hinic3_free_txqs(nic_dev->netdev); +} + +static void hinic3_sw_deinit(struct hinic3_nic_dev *nic_dev) +{ + hinic3_free_txrxqs(nic_dev); + + hinic3_clean_mac_list_filter(nic_dev); + + hinic3_del_mac(nic_dev->hwdev, nic_dev->netdev->dev_addr, 0, + hinic3_global_func_id(nic_dev->hwdev), + HINIC3_CHANNEL_NIC); + + hinic3_clear_rss_config(nic_dev); + if (test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags)) + hinic3_sync_dcb_state(nic_dev->hwdev, 1, 0); +} + +static int hinic3_sw_init(struct hinic3_nic_dev *nic_dev) +{ + struct net_device *netdev = nic_dev->netdev; + u64 nic_features; + int err = 0; + + nic_features = hinic3_get_feature_cap(nic_dev->hwdev); + /* You can update the features supported by the driver according to the + * scenario here + */ + nic_features &= NIC_DRV_DEFAULT_FEATURE; + hinic3_update_nic_feature(nic_dev->hwdev, nic_features); + + sema_init(&nic_dev->port_state_sem, 1); + + err = hinic3_dcb_init(nic_dev); + if (err) { + nic_err(&nic_dev->pdev->dev, "Failed to init dcb\n"); + return -EFAULT; + } + + nic_dev->q_params.sq_depth = HINIC3_SQ_DEPTH; + nic_dev->q_params.rq_depth = HINIC3_RQ_DEPTH; + + hinic3_try_to_enable_rss(nic_dev); + + err = hinic3_get_default_mac(nic_dev->hwdev, netdev->dev_addr); + if (err) { + nic_err(&nic_dev->pdev->dev, "Failed to get MAC address\n"); + goto get_mac_err; + } + + if (!is_valid_ether_addr(netdev->dev_addr)) { + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev)) { + nic_err(&nic_dev->pdev->dev, "Invalid MAC address %pM\n", + netdev->dev_addr); + err = -EIO; + goto err_mac; + } + + nic_info(&nic_dev->pdev->dev, "Invalid MAC address %pM, using random\n", + netdev->dev_addr); + eth_hw_addr_random(netdev); + } + + err = hinic3_set_mac(nic_dev->hwdev, netdev->dev_addr, 0, + hinic3_global_func_id(nic_dev->hwdev), + HINIC3_CHANNEL_NIC); + /* When this is VF driver, we must consider that PF has already set VF + * MAC, and we can't consider this condition is error status during + * driver probe procedure. + */ + if (err && err != HINIC3_PF_SET_VF_ALREADY) { + nic_err(&nic_dev->pdev->dev, "Failed to set default MAC\n"); + goto set_mac_err; + } + + /* MTU range: 384 - 9600 */ +#ifdef HAVE_NETDEVICE_MIN_MAX_MTU + netdev->min_mtu = HINIC3_MIN_MTU_SIZE; + netdev->max_mtu = HINIC3_MAX_JUMBO_FRAME_SIZE; +#endif + +#ifdef HAVE_NETDEVICE_EXTENDED_MIN_MAX_MTU + netdev->extended->min_mtu = HINIC3_MIN_MTU_SIZE; + netdev->extended->max_mtu = HINIC3_MAX_JUMBO_FRAME_SIZE; +#endif + + err = hinic3_alloc_txrxqs(nic_dev); + if (err) { + nic_err(&nic_dev->pdev->dev, "Failed to alloc qps\n"); + goto alloc_qps_err; + } + + return 0; + +alloc_qps_err: + hinic3_del_mac(nic_dev->hwdev, netdev->dev_addr, 0, + hinic3_global_func_id(nic_dev->hwdev), + HINIC3_CHANNEL_NIC); + +set_mac_err: +err_mac: +get_mac_err: + hinic3_clear_rss_config(nic_dev); + + return err; +} + +static void hinic3_assign_netdev_ops(struct hinic3_nic_dev *adapter) +{ + hinic3_set_netdev_ops(adapter); + if (!HINIC3_FUNC_IS_VF(adapter->hwdev)) + hinic3_set_ethtool_ops(adapter->netdev); + else + hinic3vf_set_ethtool_ops(adapter->netdev); + + adapter->netdev->watchdog_timeo = WATCHDOG_TIMEOUT * HZ; +} + +static int hinic3_validate_parameters(struct hinic3_lld_dev *lld_dev) +{ + struct pci_dev *pdev = lld_dev->pdev; + + /* If weight exceeds the queue depth, the queue resources will be + * exhausted, and increasing it has no effect. + */ + if (!poll_weight || poll_weight > HINIC3_MAX_RX_QUEUE_DEPTH) { + nic_warn(&pdev->dev, "Module Parameter poll_weight is out of range: [1, %d], resetting to %d\n", + HINIC3_MAX_RX_QUEUE_DEPTH, DEFAULT_POLL_WEIGHT); + poll_weight = DEFAULT_POLL_WEIGHT; + } + + /* + * check rx_buff value, default rx_buff is 2KB. + * Valid rx_buff include 2KB/4KB/8KB/16KB. + */ + if (rx_buff != RX_BUFF_VALID_2KB && rx_buff != RX_BUFF_VALID_4KB && + rx_buff != RX_BUFF_VALID_8KB && rx_buff != RX_BUFF_VALID_16KB) { + nic_warn(&pdev->dev, "Module Parameter rx_buff value %u is out of range, must be 2^n. Valid range is 2 - 16, resetting to %dKB", + rx_buff, DEFAULT_RX_BUFF_LEN); + rx_buff = DEFAULT_RX_BUFF_LEN; + } + + return 0; +} + +static void decide_intr_cfg(struct hinic3_nic_dev *nic_dev) +{ + set_bit(HINIC3_INTR_ADAPT, &nic_dev->flags); +} + +static void adaptive_configuration_init(struct hinic3_nic_dev *nic_dev) +{ + decide_intr_cfg(nic_dev); +} + +static int set_interrupt_moder(struct hinic3_nic_dev *nic_dev, u16 q_id, + u8 coalesc_timer_cfg, u8 pending_limt) +{ + struct interrupt_info info; + int err; + + memset(&info, 0, sizeof(info)); + + if (coalesc_timer_cfg == nic_dev->rxqs[q_id].last_coalesc_timer_cfg && + pending_limt == nic_dev->rxqs[q_id].last_pending_limt) + return 0; + + /* netdev not running or qp not in using, + * don't need to set coalesce to hw + */ + if (!HINIC3_CHANNEL_RES_VALID(nic_dev) || + q_id >= nic_dev->q_params.num_qps) + return 0; + + info.lli_set = 0; + info.interrupt_coalesc_set = 1; + info.coalesc_timer_cfg = coalesc_timer_cfg; + info.pending_limt = pending_limt; + info.msix_index = nic_dev->q_params.irq_cfg[q_id].msix_entry_idx; + info.resend_timer_cfg = + nic_dev->intr_coalesce[q_id].resend_timer_cfg; + + err = hinic3_set_interrupt_cfg(nic_dev->hwdev, info, + HINIC3_CHANNEL_NIC); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to modify moderation for Queue: %u\n", q_id); + } else { + nic_dev->rxqs[q_id].last_coalesc_timer_cfg = coalesc_timer_cfg; + nic_dev->rxqs[q_id].last_pending_limt = pending_limt; + } + + return err; +} + +static void calc_coal_para(struct hinic3_nic_dev *nic_dev, + struct hinic3_intr_coal_info *q_coal, u64 rx_rate, + u8 *coalesc_timer_cfg, u8 *pending_limt) +{ + if (rx_rate < q_coal->pkt_rate_low) { + *coalesc_timer_cfg = q_coal->rx_usecs_low; + *pending_limt = q_coal->rx_pending_limt_low; + } else if (rx_rate > q_coal->pkt_rate_high) { + *coalesc_timer_cfg = q_coal->rx_usecs_high; + *pending_limt = q_coal->rx_pending_limt_high; + } else { + *coalesc_timer_cfg = + (u8)((rx_rate - q_coal->pkt_rate_low) * + (q_coal->rx_usecs_high - q_coal->rx_usecs_low) / + (q_coal->pkt_rate_high - q_coal->pkt_rate_low) + + q_coal->rx_usecs_low); + + *pending_limt = + (u8)((rx_rate - q_coal->pkt_rate_low) * + (q_coal->rx_pending_limt_high - q_coal->rx_pending_limt_low) / + (q_coal->pkt_rate_high - q_coal->pkt_rate_low) + + q_coal->rx_pending_limt_low); + } +} + +static void update_queue_coal(struct hinic3_nic_dev *nic_dev, u16 qid, + u64 rx_rate, u64 avg_pkt_size, u64 tx_rate) +{ + struct hinic3_intr_coal_info *q_coal = NULL; + u8 coalesc_timer_cfg, pending_limt; + + q_coal = &nic_dev->intr_coalesce[qid]; + + if (rx_rate > HINIC3_RX_RATE_THRESH && avg_pkt_size > HINIC3_AVG_PKT_SMALL) { + calc_coal_para(nic_dev, q_coal, rx_rate, &coalesc_timer_cfg, &pending_limt); + } else { + coalesc_timer_cfg = HINIC3_LOWEST_LATENCY; + pending_limt = q_coal->rx_pending_limt_low; + } + + set_interrupt_moder(nic_dev, qid, coalesc_timer_cfg, pending_limt); +} + +void hinic3_auto_moderation_work(struct work_struct *work) +{ + struct delayed_work *delay = to_delayed_work(work); + struct hinic3_nic_dev *nic_dev = container_of(delay, + struct hinic3_nic_dev, + moderation_task); + unsigned long period = (unsigned long)(jiffies - + nic_dev->last_moder_jiffies); + u64 rx_packets, rx_bytes, rx_pkt_diff, rx_rate, avg_pkt_size; + u64 tx_packets, tx_bytes, tx_pkt_diff, tx_rate; + u16 qid; + + if (!test_bit(HINIC3_INTF_UP, &nic_dev->flags)) + return; + + queue_delayed_work(nic_dev->workq, &nic_dev->moderation_task, + HINIC3_MODERATONE_DELAY); + + if (!nic_dev->adaptive_rx_coal || !period) + return; + + for (qid = 0; qid < nic_dev->q_params.num_qps; qid++) { + rx_packets = nic_dev->rxqs[qid].rxq_stats.packets; + rx_bytes = nic_dev->rxqs[qid].rxq_stats.bytes; + tx_packets = nic_dev->txqs[qid].txq_stats.packets; + tx_bytes = nic_dev->txqs[qid].txq_stats.bytes; + + rx_pkt_diff = + rx_packets - nic_dev->rxqs[qid].last_moder_packets; + avg_pkt_size = rx_pkt_diff ? + ((unsigned long)(rx_bytes - + nic_dev->rxqs[qid].last_moder_bytes)) / + rx_pkt_diff : 0; + + rx_rate = rx_pkt_diff * HZ / period; + tx_pkt_diff = + tx_packets - nic_dev->txqs[qid].last_moder_packets; + tx_rate = tx_pkt_diff * HZ / period; + + update_queue_coal(nic_dev, qid, rx_rate, avg_pkt_size, + tx_rate); + + nic_dev->rxqs[qid].last_moder_packets = rx_packets; + nic_dev->rxqs[qid].last_moder_bytes = rx_bytes; + nic_dev->txqs[qid].last_moder_packets = tx_packets; + nic_dev->txqs[qid].last_moder_bytes = tx_bytes; + } + + nic_dev->last_moder_jiffies = jiffies; +} + +static void hinic3_periodic_work_handler(struct work_struct *work) +{ + struct delayed_work *delay = to_delayed_work(work); + struct hinic3_nic_dev *nic_dev = container_of(delay, struct hinic3_nic_dev, periodic_work); + + if (test_and_clear_bit(EVENT_WORK_TX_TIMEOUT, &nic_dev->event_flag)) + hinic3_fault_event_report(nic_dev->hwdev, HINIC3_FAULT_SRC_TX_TIMEOUT, + FAULT_LEVEL_SERIOUS_FLR); + + queue_delayed_work(nic_dev->workq, &nic_dev->periodic_work, HZ); +} + +static void free_nic_dev(struct hinic3_nic_dev *nic_dev) +{ + hinic3_deinit_nic_prof_adapter(nic_dev); + destroy_workqueue(nic_dev->workq); + kfree(nic_dev->vlan_bitmap); +} + +static int setup_nic_dev(struct net_device *netdev, + struct hinic3_lld_dev *lld_dev) +{ + struct pci_dev *pdev = lld_dev->pdev; + struct hinic3_nic_dev *nic_dev; + char *netdev_name_fmt; + u32 page_num; + + nic_dev = (struct hinic3_nic_dev *)netdev_priv(netdev); + nic_dev->netdev = netdev; + SET_NETDEV_DEV(netdev, &pdev->dev); + nic_dev->lld_dev = lld_dev; + nic_dev->hwdev = lld_dev->hwdev; + nic_dev->pdev = pdev; + nic_dev->poll_weight = (int)poll_weight; + nic_dev->msg_enable = DEFAULT_MSG_ENABLE; + nic_dev->lro_replenish_thld = lro_replenish_thld; + nic_dev->rx_buff_len = (u16)(rx_buff * CONVERT_UNIT); + nic_dev->dma_rx_buff_size = RX_BUFF_NUM_PER_PAGE * nic_dev->rx_buff_len; + page_num = nic_dev->dma_rx_buff_size / PAGE_SIZE; + nic_dev->page_order = page_num > 0 ? ilog2(page_num) : 0; + + mutex_init(&nic_dev->nic_mutex); + + nic_dev->vlan_bitmap = kzalloc(VLAN_BITMAP_SIZE(nic_dev), GFP_KERNEL); + if (!nic_dev->vlan_bitmap) { + nic_err(&pdev->dev, "Failed to allocate vlan bitmap\n"); + return -ENOMEM; + } + + nic_dev->workq = create_singlethread_workqueue(HINIC3_NIC_DEV_WQ_NAME); + if (!nic_dev->workq) { + nic_err(&pdev->dev, "Failed to initialize nic workqueue\n"); + kfree(nic_dev->vlan_bitmap); + return -ENOMEM; + } + + INIT_DELAYED_WORK(&nic_dev->periodic_work, hinic3_periodic_work_handler); + INIT_DELAYED_WORK(&nic_dev->rxq_check_work, hinic3_rxq_check_work_handler); + + INIT_LIST_HEAD(&nic_dev->uc_filter_list); + INIT_LIST_HEAD(&nic_dev->mc_filter_list); + INIT_WORK(&nic_dev->rx_mode_work, hinic3_set_rx_mode_work); + + INIT_LIST_HEAD(&nic_dev->rx_flow_rule.rules); + INIT_LIST_HEAD(&nic_dev->tcam.tcam_list); + INIT_LIST_HEAD(&nic_dev->tcam.tcam_dynamic_info.tcam_dynamic_list); + + hinic3_init_nic_prof_adapter(nic_dev); + + netdev_name_fmt = hinic3_get_dft_netdev_name_fmt(nic_dev); + if (netdev_name_fmt) + strncpy(netdev->name, netdev_name_fmt, IFNAMSIZ); + + return 0; +} + +static int hinic3_set_default_hw_feature(struct hinic3_nic_dev *nic_dev) +{ + int err; + + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev)) { + hinic3_dcb_reset_hw_config(nic_dev); + + if (set_link_status_follow < HINIC3_LINK_FOLLOW_STATUS_MAX) { + err = hinic3_set_link_status_follow(nic_dev->hwdev, + set_link_status_follow); + if (err == HINIC3_MGMT_CMD_UNSUPPORTED) + nic_warn(&nic_dev->pdev->dev, + "Current version of firmware doesn't support to set link status follow port status\n"); + } + } + + err = hinic3_set_nic_feature_to_hw(nic_dev->hwdev); + if (err) { + nic_err(&nic_dev->pdev->dev, "Failed to set nic features\n"); + return err; + } + + /* enable all hw features in netdev->features */ + err = hinic3_set_hw_features(nic_dev); + if (err) { + hinic3_update_nic_feature(nic_dev->hwdev, 0); + hinic3_set_nic_feature_to_hw(nic_dev->hwdev); + return err; + } + + if (HINIC3_SUPPORT_RXQ_RECOVERY(nic_dev->hwdev)) + set_bit(HINIC3_RXQ_RECOVERY, &nic_dev->flags); + + return 0; +} + +static int nic_probe(struct hinic3_lld_dev *lld_dev, void **uld_dev, + char *uld_dev_name) +{ + struct pci_dev *pdev = lld_dev->pdev; + struct hinic3_nic_dev *nic_dev = NULL; + struct net_device *netdev = NULL; + u16 max_qps, glb_func_id; + int err; + + if (!hinic3_support_nic(lld_dev->hwdev, NULL)) { + nic_info(&pdev->dev, "Hw don't support nic\n"); + return 0; + } + + nic_info(&pdev->dev, "NIC service probe begin\n"); + + err = hinic3_validate_parameters(lld_dev); + if (err) { + err = -EINVAL; + goto err_out; + } + + glb_func_id = hinic3_global_func_id(lld_dev->hwdev); + err = hinic3_func_reset(lld_dev->hwdev, glb_func_id, HINIC3_NIC_RES, + HINIC3_CHANNEL_NIC); + if (err) { + nic_err(&pdev->dev, "Failed to reset function\n"); + goto err_out; + } + + max_qps = hinic3_func_max_nic_qnum(lld_dev->hwdev); + netdev = alloc_etherdev_mq(sizeof(*nic_dev), max_qps); + if (!netdev) { + nic_err(&pdev->dev, "Failed to allocate ETH device\n"); + err = -ENOMEM; + goto err_out; + } + + nic_dev = (struct hinic3_nic_dev *)netdev_priv(netdev); + err = setup_nic_dev(netdev, lld_dev); + if (err) + goto setup_dev_err; + + adaptive_configuration_init(nic_dev); + + /* get nic cap from hw */ + hinic3_support_nic(lld_dev->hwdev, &nic_dev->nic_cap); + + err = hinic3_init_nic_hwdev(nic_dev->hwdev, pdev, &pdev->dev, + nic_dev->rx_buff_len); + if (err) { + nic_err(&pdev->dev, "Failed to init nic hwdev\n"); + goto init_nic_hwdev_err; + } + + err = hinic3_sw_init(nic_dev); + if (err) + goto sw_init_err; + + hinic3_assign_netdev_ops(nic_dev); + netdev_feature_init(netdev); + + err = hinic3_set_default_hw_feature(nic_dev); + if (err) + goto set_features_err; + +#ifdef HAVE_MULTI_VLAN_OFFLOAD_EN + hinic3_register_notifier(nic_dev); +#endif + + err = register_netdev(netdev); + if (err) { + nic_err(&pdev->dev, "Failed to register netdev\n"); + err = -ENOMEM; + goto netdev_err; + } + + queue_delayed_work(nic_dev->workq, &nic_dev->periodic_work, HZ); + netif_carrier_off(netdev); + + *uld_dev = nic_dev; + nicif_info(nic_dev, probe, netdev, "Register netdev succeed\n"); + nic_info(&pdev->dev, "NIC service probed\n"); + + return 0; + +netdev_err: +#ifdef HAVE_MULTI_VLAN_OFFLOAD_EN + hinic3_unregister_notifier(nic_dev); +#endif + hinic3_update_nic_feature(nic_dev->hwdev, 0); + hinic3_set_nic_feature_to_hw(nic_dev->hwdev); + +set_features_err: + hinic3_sw_deinit(nic_dev); + +sw_init_err: + hinic3_free_nic_hwdev(nic_dev->hwdev); + +init_nic_hwdev_err: + free_nic_dev(nic_dev); +setup_dev_err: + free_netdev(netdev); + +err_out: + nic_err(&pdev->dev, "NIC service probe failed\n"); + + return err; +} + +static void nic_remove(struct hinic3_lld_dev *lld_dev, void *adapter) +{ + struct hinic3_nic_dev *nic_dev = adapter; + struct net_device *netdev = NULL; + + if (!nic_dev || !hinic3_support_nic(lld_dev->hwdev, NULL)) + return; + + nic_info(&lld_dev->pdev->dev, "NIC service remove begin\n"); + + netdev = nic_dev->netdev; + + unregister_netdev(netdev); +#ifdef HAVE_MULTI_VLAN_OFFLOAD_EN + hinic3_unregister_notifier(nic_dev); +#endif + + cancel_delayed_work_sync(&nic_dev->periodic_work); + cancel_delayed_work_sync(&nic_dev->rxq_check_work); + cancel_work_sync(&nic_dev->rx_mode_work); + destroy_workqueue(nic_dev->workq); + + hinic3_flush_rx_flow_rule(nic_dev); + + hinic3_update_nic_feature(nic_dev->hwdev, 0); + hinic3_set_nic_feature_to_hw(nic_dev->hwdev); + + hinic3_sw_deinit(nic_dev); + + hinic3_free_nic_hwdev(nic_dev->hwdev); + + hinic3_deinit_nic_prof_adapter(nic_dev); + kfree(nic_dev->vlan_bitmap); + + free_netdev(netdev); + + nic_info(&lld_dev->pdev->dev, "NIC service removed\n"); +} + +static void sriov_state_change(struct hinic3_nic_dev *nic_dev, + const struct hinic3_sriov_state_info *info) +{ + if (!info->enable) + hinic3_clear_vfs_info(nic_dev->hwdev); +} + +static void hinic3_port_module_event_handler(struct hinic3_nic_dev *nic_dev, + struct hinic3_event_info *event) +{ + const char *g_hinic3_module_link_err[LINK_ERR_NUM] = { "Unrecognized module" }; + struct hinic3_port_module_event *module_event = (void *)event->event_data; + enum port_module_event_type type = module_event->type; + enum link_err_type err_type = module_event->err_type; + + switch (type) { + case HINIC3_PORT_MODULE_CABLE_PLUGGED: + case HINIC3_PORT_MODULE_CABLE_UNPLUGGED: + nicif_info(nic_dev, link, nic_dev->netdev, + "Port module event: Cable %s\n", + type == HINIC3_PORT_MODULE_CABLE_PLUGGED ? + "plugged" : "unplugged"); + break; + case HINIC3_PORT_MODULE_LINK_ERR: + if (err_type >= LINK_ERR_NUM) { + nicif_info(nic_dev, link, nic_dev->netdev, + "Link failed, Unknown error type: 0x%x\n", + err_type); + } else { + nicif_info(nic_dev, link, nic_dev->netdev, + "Link failed, error type: 0x%x: %s\n", + err_type, + g_hinic3_module_link_err[err_type]); + } + break; + default: + nicif_err(nic_dev, link, nic_dev->netdev, + "Unknown port module type %d\n", type); + break; + } +} + +static void nic_event(struct hinic3_lld_dev *lld_dev, void *adapter, + struct hinic3_event_info *event) +{ + struct hinic3_nic_dev *nic_dev = adapter; + struct hinic3_fault_event *fault = NULL; + + if (!nic_dev || !event || !hinic3_support_nic(lld_dev->hwdev, NULL)) + return; + + switch (HINIC3_SRV_EVENT_TYPE(event->service, event->type)) { + case HINIC3_SRV_EVENT_TYPE(EVENT_SRV_NIC, EVENT_NIC_LINK_DOWN): + hinic3_link_status_change(nic_dev, false); + break; + case HINIC3_SRV_EVENT_TYPE(EVENT_SRV_NIC, EVENT_NIC_LINK_UP): + hinic3_link_status_change(nic_dev, true); + break; + case HINIC3_SRV_EVENT_TYPE(EVENT_SRV_NIC, EVENT_NIC_PORT_MODULE_EVENT): + hinic3_port_module_event_handler(nic_dev, event); + break; + case HINIC3_SRV_EVENT_TYPE(EVENT_SRV_COMM, EVENT_COMM_SRIOV_STATE_CHANGE): + sriov_state_change(nic_dev, (void *)event->event_data); + break; + case HINIC3_SRV_EVENT_TYPE(EVENT_SRV_COMM, EVENT_COMM_FAULT): + fault = (void *)event->event_data; + if (fault->fault_level == FAULT_LEVEL_SERIOUS_FLR && + fault->event.chip.func_id == hinic3_global_func_id(lld_dev->hwdev)) + hinic3_link_status_change(nic_dev, false); + break; + case HINIC3_SRV_EVENT_TYPE(EVENT_SRV_COMM, EVENT_COMM_PCIE_LINK_DOWN): + case HINIC3_SRV_EVENT_TYPE(EVENT_SRV_COMM, EVENT_COMM_HEART_LOST): + case HINIC3_SRV_EVENT_TYPE(EVENT_SRV_COMM, EVENT_COMM_MGMT_WATCHDOG): + hinic3_link_status_change(nic_dev, false); + break; + default: + break; + } +} + +struct net_device *hinic3_get_netdev_by_lld(struct hinic3_lld_dev *lld_dev) +{ + struct hinic3_nic_dev *nic_dev = NULL; + + if (!lld_dev || !hinic3_support_nic(lld_dev->hwdev, NULL)) + return NULL; + + nic_dev = hinic3_get_uld_dev_unsafe(lld_dev, SERVICE_T_NIC); + if (!nic_dev) { + nic_err(&lld_dev->pdev->dev, + "There's no net device attached on the pci device"); + return NULL; + } + + return nic_dev->netdev; +} +EXPORT_SYMBOL(hinic3_get_netdev_by_lld); + +struct hinic3_lld_dev *hinic3_get_lld_dev_by_netdev(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = NULL; + + if (!netdev || !hinic3_is_netdev_ops_match(netdev)) + return NULL; + + nic_dev = netdev_priv(netdev); + if (!nic_dev) + return NULL; + + return nic_dev->lld_dev; +} +EXPORT_SYMBOL(hinic3_get_lld_dev_by_netdev); + +struct hinic3_uld_info g_nic_uld_info = { + .probe = nic_probe, + .remove = nic_remove, + .suspend = NULL, + .resume = NULL, + .event = nic_event, + .ioctl = nic_ioctl, +}; /*lint -e766*/ + +struct hinic3_uld_info *get_nic_uld_info(void) +{ + return &g_nic_uld_info; +} + +#define HINIC3_NIC_DRV_DESC "Intelligent Network Interface Card Driver" + +static __init int hinic3_nic_lld_init(void) +{ + int err; + + pr_info("%s - version %s\n", HINIC3_NIC_DRV_DESC, + HINIC3_NIC_DRV_VERSION); + + err = hinic3_lld_init(); + if (err) { + pr_err("SDK init failed.\n"); + return err; + } + err = hinic3_register_uld(SERVICE_T_NIC, &g_nic_uld_info); + if (err) { + pr_err("Register hinic3 uld failed\n"); + return err; + } + + err = hinic3_module_pre_init(); + if (err) { + pr_err("Init custom failed\n"); + hinic3_unregister_uld(SERVICE_T_NIC); + hinic3_lld_exit(); + return err; + } + + return 0; +} + +static __exit void hinic3_nic_lld_exit(void) +{ + hinic3_unregister_uld(SERVICE_T_NIC); + hinic3_lld_exit(); + + hinic3_module_post_exit(); + + hinic3_lld_exit(); +} + +module_init(hinic3_nic_lld_init); +module_exit(hinic3_nic_lld_exit); + +MODULE_AUTHOR("Huawei Technologies CO., Ltd"); +MODULE_DESCRIPTION(HINIC3_NIC_DRV_DESC); +MODULE_VERSION(HINIC3_NIC_DRV_VERSION); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_mgmt_interface.h b/drivers/net/ethernet/huawei/hinic3/hinic3_mgmt_interface.h new file mode 100644 index 000000000000..f75d11984cc8 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_mgmt_interface.h @@ -0,0 +1,1245 @@ +/* + * Huawei HiNIC PCI Express Linux driver + * Copyright(c) 2017 Huawei Technologies Co., Ltd + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + */ + +#ifndef HINIC_MGMT_INTERFACE_H +#define HINIC_MGMT_INTERFACE_H + +#include "nic_cfg_comm.h" +#include "mgmt_msg_base.h" + +#ifndef ETH_ALEN +#define ETH_ALEN 6 +#endif + +#define HINIC3_CMD_OP_SET 1 +#define HINIC3_CMD_OP_GET 0 + +#define HINIC3_CMD_OP_ADD 1 +#define HINIC3_CMD_OP_DEL 0 + +#ifndef BIT +#define BIT(n) (1UL << (n)) +#endif + +enum nic_feature_cap { + NIC_F_CSUM = BIT(0), + NIC_F_SCTP_CRC = BIT(1), + NIC_F_TSO = BIT(2), + NIC_F_LRO = BIT(3), + NIC_F_UFO = BIT(4), + NIC_F_RSS = BIT(5), + NIC_F_RX_VLAN_FILTER = BIT(6), + NIC_F_RX_VLAN_STRIP = BIT(7), + NIC_F_TX_VLAN_INSERT = BIT(8), + NIC_F_VXLAN_OFFLOAD = BIT(9), + NIC_F_IPSEC_OFFLOAD = BIT(10), + NIC_F_FDIR = BIT(11), + NIC_F_PROMISC = BIT(12), + NIC_F_ALLMULTI = BIT(13), + NIC_F_XSFP_REPORT = BIT(14), + NIC_F_VF_MAC = BIT(15), + NIC_F_RATE_LIMIT = BIT(16), + NIC_F_RXQ_RECOVERY = BIT(17), +}; + +#define NIC_F_ALL_MASK 0x3FFFF /* 使能所有属性 */ + +struct hinic3_mgmt_msg_head { + u8 status; + u8 version; + u8 rsvd0[6]; +}; + +#define NIC_MAX_FEATURE_QWORD 4 +struct hinic3_cmd_feature_nego { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 opcode; /* 1: set, 0: get */ + u8 rsvd; + u64 s_feature[NIC_MAX_FEATURE_QWORD]; +}; + +struct hinic3_port_mac_set { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 vlan_id; + u16 rsvd1; + u8 mac[ETH_ALEN]; +}; + +struct hinic3_port_mac_update { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 vlan_id; + u16 rsvd1; + u8 old_mac[ETH_ALEN]; + u16 rsvd2; + u8 new_mac[ETH_ALEN]; +}; + +struct hinic3_vport_state { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 rsvd1; + u8 state; /* 0--disable, 1--enable */ + u8 rsvd2[3]; +}; + +struct hinic3_port_state { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 rsvd1; + u8 state; /* 0--disable, 1--enable */ + u8 rsvd2[3]; +}; + +#define HINIC3_SET_PORT_CAR_PROFILE 0 +#define HINIC3_SET_PORT_CAR_STATE 1 + +struct hinic3_port_car_info { + u32 cir; /* unit: kbps, range:[1,400*1000*1000], i.e. 1Kbps~400Gbps(400M*kbps) */ + u32 xir; /* unit: kbps, range:[1,400*1000*1000], i.e. 1Kbps~400Gbps(400M*kbps) */ + u32 cbs; /* unit: Byte, range:[1,320*1000*1000], i.e. 1byte~2560Mbit */ + u32 xbs; /* unit: Byte, range:[1,320*1000*1000], i.e. 1byte~2560Mbit */ +}; + +struct hinic3_cmd_set_port_car { + struct hinic3_mgmt_msg_head msg_head; + + u8 port_id; + u8 opcode; /* 0--set car profile, 1--set car state */ + u8 state; /* 0--disable, 1--enable */ + u8 rsvd; + + struct hinic3_port_car_info car; +}; + +struct hinic3_cmd_clear_qp_resource { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 rsvd1; +}; + +struct hinic3_cmd_cache_out_qp_resource { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 rsvd1; +}; + +struct hinic3_port_stats_info { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 rsvd1; +}; + +struct hinic3_vport_stats { + u64 tx_unicast_pkts_vport; + u64 tx_unicast_bytes_vport; + u64 tx_multicast_pkts_vport; + u64 tx_multicast_bytes_vport; + u64 tx_broadcast_pkts_vport; + u64 tx_broadcast_bytes_vport; + + u64 rx_unicast_pkts_vport; + u64 rx_unicast_bytes_vport; + u64 rx_multicast_pkts_vport; + u64 rx_multicast_bytes_vport; + u64 rx_broadcast_pkts_vport; + u64 rx_broadcast_bytes_vport; + + u64 tx_discard_vport; + u64 rx_discard_vport; + u64 tx_err_vport; + u64 rx_err_vport; +}; + +struct hinic3_phy_fpga_port_stats { + u64 mac_rx_total_octs_port; + u64 mac_tx_total_octs_port; + u64 mac_rx_under_frame_pkts_port; + u64 mac_rx_frag_pkts_port; + u64 mac_rx_64_oct_pkts_port; + u64 mac_rx_127_oct_pkts_port; + u64 mac_rx_255_oct_pkts_port; + u64 mac_rx_511_oct_pkts_port; + u64 mac_rx_1023_oct_pkts_port; + u64 mac_rx_max_oct_pkts_port; + u64 mac_rx_over_oct_pkts_port; + u64 mac_tx_64_oct_pkts_port; + u64 mac_tx_127_oct_pkts_port; + u64 mac_tx_255_oct_pkts_port; + u64 mac_tx_511_oct_pkts_port; + u64 mac_tx_1023_oct_pkts_port; + u64 mac_tx_max_oct_pkts_port; + u64 mac_tx_over_oct_pkts_port; + u64 mac_rx_good_pkts_port; + u64 mac_rx_crc_error_pkts_port; + u64 mac_rx_broadcast_ok_port; + u64 mac_rx_multicast_ok_port; + u64 mac_rx_mac_frame_ok_port; + u64 mac_rx_length_err_pkts_port; + u64 mac_rx_vlan_pkts_port; + u64 mac_rx_pause_pkts_port; + u64 mac_rx_unknown_mac_frame_port; + u64 mac_tx_good_pkts_port; + u64 mac_tx_broadcast_ok_port; + u64 mac_tx_multicast_ok_port; + u64 mac_tx_underrun_pkts_port; + u64 mac_tx_mac_frame_ok_port; + u64 mac_tx_vlan_pkts_port; + u64 mac_tx_pause_pkts_port; +}; + +struct hinic3_port_stats { + struct hinic3_mgmt_msg_head msg_head; + + struct hinic3_phy_fpga_port_stats stats; +}; + +struct hinic3_cmd_vport_stats { + struct hinic3_mgmt_msg_head msg_head; + + u32 stats_size; + u32 rsvd1; + struct hinic3_vport_stats stats; + u64 rsvd2[6]; +}; + +struct hinic3_cmd_qpn { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 base_qpn; +}; + +enum hinic3_func_tbl_cfg_bitmap { + FUNC_CFG_INIT, + FUNC_CFG_RX_BUF_SIZE, + FUNC_CFG_MTU, +}; + +struct hinic3_func_tbl_cfg { + u16 rx_wqe_buf_size; + u16 mtu; + u32 rsvd[9]; +}; + +struct hinic3_cmd_set_func_tbl { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 rsvd; + + u32 cfg_bitmap; + struct hinic3_func_tbl_cfg tbl_cfg; +}; + +struct hinic3_cmd_cons_idx_attr { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_idx; + u8 dma_attr_off; + u8 pending_limit; + u8 coalescing_time; + u8 intr_en; + u16 intr_idx; + u32 l2nic_sqn; + u32 rsvd; + u64 ci_addr; +}; + +typedef union { + struct { + u32 tbl_index; + u32 cnt; + u32 total_cnt; + } mac_table_arg; + struct { + u32 er_id; + u32 vlan_id; + } vlan_elb_table_arg; + struct { + u32 func_id; + } vlan_filter_arg; + struct { + u32 mc_id; + } mc_elb_arg; + struct { + u32 func_id; + } func_tbl_arg; + struct { + u32 port_id; + } port_tbl_arg; + struct { + u32 tbl_index; + u32 cnt; + u32 total_cnt; + } fdir_io_table_arg; + struct { + u32 tbl_index; + u32 cnt; + u32 total_cnt; + } flexq_table_arg; + u32 args[4]; +} sm_tbl_args; + +#define DFX_SM_TBL_BUF_MAX (768) + +struct nic_cmd_dfx_sm_table { + struct hinic3_mgmt_msg_head msg_head; + u32 tbl_type; + sm_tbl_args args; + u8 tbl_buf[DFX_SM_TBL_BUF_MAX]; +}; + +struct hinic3_cmd_vlan_offload { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 vlan_offload; + u8 rsvd1[5]; +}; + +/* ucode capture cfg info */ +struct nic_cmd_capture_info { + struct hinic3_mgmt_msg_head msg_head; + u32 op_type; + u32 func_port; + u32 is_en_trx; /* 也作为tx_rx */ + u32 offset_cos; /* 也作为cos */ + u32 data_vlan; /* 也作为vlan */ +}; + +struct hinic3_cmd_lro_config { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 opcode; + u8 rsvd1; + u8 lro_ipv4_en; + u8 lro_ipv6_en; + u8 lro_max_pkt_len; /* unit is 1K */ + u8 resv2[13]; +}; + +struct hinic3_cmd_lro_timer { + struct hinic3_mgmt_msg_head msg_head; + + u8 opcode; /* 1: set timer value, 0: get timer value */ + u8 rsvd1; + u16 rsvd2; + u32 timer; +}; + +struct hinic3_cmd_local_lro_state { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 opcode; /* 0: get state, 1: set state */ + u8 state; /* 0: disable, 1: enable */ +}; + +struct hinic3_cmd_vf_vlan_config { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 opcode; + u8 rsvd1; + u16 vlan_id; + u8 qos; + u8 rsvd2[5]; +}; + +struct hinic3_cmd_spoofchk_set { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 state; + u8 rsvd1; +}; + +struct hinic3_cmd_tx_rate_cfg { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 rsvd1; + u32 min_rate; + u32 max_rate; + u8 rsvd2[8]; +}; + +struct hinic3_cmd_port_info { + struct hinic3_mgmt_msg_head msg_head; + + u8 port_id; + u8 rsvd1[3]; + u8 port_type; + u8 autoneg_cap; + u8 autoneg_state; + u8 duplex; + u8 speed; + u8 fec; + u16 rsvd2; + u32 rsvd3[4]; +}; + +struct hinic3_cmd_register_vf { + struct hinic3_mgmt_msg_head msg_head; + + u8 op_register; /* 0 - unregister, 1 - register */ + u8 rsvd1[3]; + u32 support_extra_feature; + u8 rsvd2[32]; +}; + +struct hinic3_cmd_link_state { + struct hinic3_mgmt_msg_head msg_head; + + u8 port_id; + u8 state; + u16 rsvd1; +}; + +struct hinic3_cmd_vlan_config { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 opcode; + u8 rsvd1; + u16 vlan_id; + u16 rsvd2; +}; + +/* set vlan filter */ +struct hinic3_cmd_set_vlan_filter { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 resvd[2]; + u32 vlan_filter_ctrl; /* bit0:vlan filter en; bit1:broadcast_filter_en */ +}; + +struct hinic3_cmd_link_ksettings_info { + struct hinic3_mgmt_msg_head msg_head; + + u8 port_id; + u8 rsvd1[3]; + + u32 valid_bitmap; + u8 speed; /* enum nic_speed_level */ + u8 autoneg; /* 0 - off, 1 - on */ + u8 fec; /* 0 - RSFEC, 1 - BASEFEC, 2 - NOFEC */ + u8 rsvd2[21]; /* reserved for duplex, port, etc. */ +}; + +struct mpu_lt_info { + u8 node; + u8 inst; + u8 entry_size; + u8 rsvd; + u32 lt_index; + u32 offset; + u32 len; +}; + +struct nic_mpu_lt_opera { + struct hinic3_mgmt_msg_head msg_head; + struct mpu_lt_info net_lt_cmd; + u8 data[100]; +}; + +struct hinic3_force_pkt_drop { + struct hinic3_mgmt_msg_head msg_head; + + u8 port; + u8 rsvd1[3]; +}; +struct hinic3_rx_mode_config { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 rsvd1; + u32 rx_mode; +}; + +/* rss */ +struct hinic3_rss_context_table { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 rsvd1; + u32 context; +}; + + +struct hinic3_cmd_rss_engine_type { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 opcode; + u8 hash_engine; + u8 rsvd1[4]; +}; + + +struct hinic3_cmd_rss_hash_key { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 opcode; + u8 rsvd1; + u8 key[NIC_RSS_KEY_SIZE]; +}; + + +struct hinic3_rss_indir_table { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u16 rsvd1; + u8 indir[NIC_RSS_INDIR_SIZE]; +}; + +#define NIC_RSS_CMD_TEMP_ALLOC 0x01 +#define NIC_RSS_CMD_TEMP_FREE 0x02 + +struct hinic3_rss_template_mgmt { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 cmd; + u8 template_id; + u8 rsvd1[4]; +}; + + +struct hinic3_cmd_rss_config { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 rss_en; + u8 rq_priority_number; + u8 prio_tc[NIC_DCB_COS_MAX]; + u16 num_qps; + u16 rsvd1; +}; + +struct hinic3_dcb_state { + u8 dcb_on; + u8 default_cos; + u8 trust; + u8 rsvd1; + u8 pcp2cos[NIC_DCB_UP_MAX]; + u8 dscp2cos[64]; + u32 rsvd2[7]; +}; + +struct hinic3_cmd_vf_dcb_state { + struct hinic3_mgmt_msg_head msg_head; + + struct hinic3_dcb_state state; +}; + +struct hinic3_up_ets_cfg { /* delet */ + struct hinic3_mgmt_msg_head msg_head; + + u8 port_id; + u8 rsvd1[3]; + + u8 cos_tc[NIC_DCB_COS_MAX]; + u8 tc_bw[NIC_DCB_TC_MAX]; + u8 cos_prio[NIC_DCB_COS_MAX]; + u8 cos_bw[NIC_DCB_COS_MAX]; + u8 tc_prio[NIC_DCB_TC_MAX]; +}; + +#define CMD_QOS_ETS_COS_TC BIT(0) +#define CMD_QOS_ETS_TC_BW BIT(1) +#define CMD_QOS_ETS_COS_PRIO BIT(2) +#define CMD_QOS_ETS_COS_BW BIT(3) +#define CMD_QOS_ETS_TC_PRIO BIT(4) +struct hinic3_cmd_ets_cfg { + struct hinic3_mgmt_msg_head head; + + u8 port_id; + u8 op_code; /* 1 - set, 0 - get */ + u8 cfg_bitmap; /* bit0 - cos_tc, bit1 - tc_bw, bit2 - cos_prio, bit3 - cos_bw, bit4 - tc_prio */ + u8 rsvd; + + u8 cos_tc[NIC_DCB_COS_MAX]; + u8 tc_bw[NIC_DCB_TC_MAX]; + u8 cos_prio[NIC_DCB_COS_MAX]; /* 0 - DWRR, 1 - STRICT */ + u8 cos_bw[NIC_DCB_COS_MAX]; + u8 tc_prio[NIC_DCB_TC_MAX]; /* 0 - DWRR, 1 - STRICT */ +}; + +struct hinic3_cmd_set_dcb_state { + struct hinic3_mgmt_msg_head head; + + u16 func_id; + u8 op_code; /* 0 - get dcb state, 1 - set dcb state */ + u8 state; /* 0 - disable, 1 - enable dcb */ + u8 port_state; /* 0 - disable, 1 - enable dcb */ + u8 rsvd[7]; +}; + +#define PFC_BIT_MAP_NUM 8 +struct hinic3_cmd_set_pfc { + struct hinic3_mgmt_msg_head head; + + u8 port_id; + u8 op_code; /* 0：get 1: set pfc_en 2: set pfc_bitmap 3: set all */ + u8 pfc_en; /* pfc_en 和 pfc_bitmap 必须同时设置 */ + u8 pfc_bitmap; + u8 rsvd[4]; +}; + +#define CMD_QOS_PORT_TRUST BIT(0) +#define CMD_QOS_PORT_DFT_COS BIT(1) +struct hinic3_cmd_qos_port_cfg { + struct hinic3_mgmt_msg_head head; + + u8 port_id; + u8 op_code; /* 0 - get, 1 - set */ + u8 cfg_bitmap; /* bit0 - trust, bit1 - dft_cos */ + u8 rsvd0; + + u8 trust; + u8 dft_cos; + u8 rsvd1[18]; +}; + +#define MAP_COS_MAX_NUM 8 +#define CMD_QOS_MAP_PCP2COS BIT(0) +#define CMD_QOS_MAP_DSCP2COS BIT(1) +struct hinic3_cmd_qos_map_cfg { + struct hinic3_mgmt_msg_head head; + + u8 op_code; + u8 cfg_bitmap; /* bit0 - pcp2cos, bit1 - dscp2cos */ + u16 rsvd0; + + u8 pcp2cos[8]; /* 必须8个一起配置 */ + u8 dscp2cos[64]; /* 配置dscp2cos时，若cos值设置为0xFF，MPU则忽略此dscp优先级的配置，允许一次性配置多个dscp跟cos的映射关系 + */ + u32 rsvd1[4]; +}; + +struct hinic3_cos_up_map { + struct hinic3_mgmt_msg_head msg_head; + + u8 port_id; + u8 cos_valid_mask; /* every bit indicate index of map is valid 1 or not 0 */ + u16 rsvd1; + + /* user priority in cos(index:cos, value: up pri) */ + u8 map[NIC_DCB_UP_MAX]; +}; + +struct hinic3_cmd_pause_config { + struct hinic3_mgmt_msg_head msg_head; + + u8 port_id; + u8 opcode; + u16 rsvd1; + u8 auto_neg; + u8 rx_pause; + u8 tx_pause; + u8 rsvd2[5]; +}; + +/* pfc风暴检测配置 */ +struct nic_cmd_pause_inquiry_cfg { + struct hinic3_mgmt_msg_head head; + + u32 valid; + + u32 type; /* 1: set, 2: get */ + + u32 rx_inquiry_pause_drop_pkts_en; /* rx 卸包使能 */ + u32 rx_inquiry_pause_period_ms; /* rx pause 检测周期 默认 200ms */ + u32 rx_inquiry_pause_times; /* rx pause 检测次数 默认1次 */ + u32 rx_inquiry_pause_frame_thd; /* rx pause 检测阈值 默认 PAUSE_FRAME_THD_10G/25G/40G/100 */ + u32 rx_inquiry_tx_total_pkts; /* rx pause 检测tx收包总数 */ + + u32 tx_inquiry_pause_en; /* tx pause 检测使能 */ + u32 tx_inquiry_pause_period_ms; /* tx pause 检测周期 默认 200ms */ + u32 tx_inquiry_pause_times; /* tx pause 检测次数 默认 5次 */ + u32 tx_inquiry_pause_frame_thd; /* tx pause 检测阈值 */ + u32 tx_inquiry_rx_total_pkts; /* tx pause 检测rx收包总数 */ + + u32 rsvd[4]; +}; + +/* pfc/pause风暴tx异常上报 */ +struct nic_cmd_tx_pause_notice { + struct hinic3_mgmt_msg_head head; + + u32 tx_pause_except; /* 1: 异常，0: 正常 */ + u32 except_level; + u32 rsvd; +}; + +#define HINIC3_CMD_OP_FREE 0 +#define HINIC3_CMD_OP_ALLOC 1 + +struct hinic3_cmd_cfg_qps { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 opcode; /* 1: alloc qp, 0: free qp */ + u8 rsvd1; + u16 num_qps; + u16 rsvd2; +}; + +struct hinic3_cmd_led_config { + struct hinic3_mgmt_msg_head msg_head; + + u8 port; + u8 type; + u8 mode; + u8 rsvd1; +}; + +struct hinic3_cmd_port_loopback { + struct hinic3_mgmt_msg_head msg_head; + + u8 port_id; + u8 opcode; + u8 mode; + u8 en; + u32 rsvd1[2]; +}; + +struct hinic3_cmd_get_light_module_abs { + struct hinic3_mgmt_msg_head msg_head; + + u8 port_id; + u8 abs_status; /* 0:present, 1:absent */ + u8 rsv[2]; +}; + +#define STD_SFP_INFO_MAX_SIZE 640 +struct hinic3_cmd_get_std_sfp_info { + struct hinic3_mgmt_msg_head msg_head; + + u8 port_id; + u8 wire_type; + u16 eeprom_len; + u32 rsvd; + u8 sfp_info[STD_SFP_INFO_MAX_SIZE]; +}; + +struct hinic3_cable_plug_event { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 plugged; /* 0: unplugged, 1: plugged */ + u8 port_id; +}; + +/* MAC模块接口 */ +struct nic_cmd_mac_info { + struct hinic3_mgmt_msg_head head; + + u32 valid_bitmap; + u16 rsvd; + + u8 host_id[32]; + u8 port_id[32]; + u8 mac_addr[192]; +}; + +struct nic_cmd_set_tcam_enable { + struct hinic3_mgmt_msg_head head; + + u16 func_id; + u8 tcam_enable; + u8 rsvd1; + u32 rsvd2; +}; + +struct nic_cmd_set_fdir_status { + struct hinic3_mgmt_msg_head head; + + u16 func_id; + u16 rsvd1; + u8 pkt_type_en; + u8 pkt_type; + u8 qid; + u8 rsvd2; +}; + +#define HINIC3_TCAM_BLOCK_ENABLE 1 +#define HINIC3_TCAM_BLOCK_DISABLE 0 +#define HINIC3_MAX_TCAM_RULES_NUM 4096 + +/* tcam block type, acording to tcam block size */ +enum { + NIC_TCAM_BLOCK_TYPE_LARGE = 0, /* block_size: 16 */ + NIC_TCAM_BLOCK_TYPE_SMALL, /* block_size: 0 */ + NIC_TCAM_BLOCK_TYPE_MAX +}; + +/* alloc tcam block input struct */ +struct nic_cmd_ctrl_tcam_block_in { + struct hinic3_mgmt_msg_head head; + + u16 func_id; /* func_id */ + u8 alloc_en; /* 0: 释放分配的tcam block, 1: 申请新的tcam block */ + u8 tcam_type; /* 0: 分配16 size 的tcam block, 1: 分配0 size的tcam block, 其他预留 */ + u16 tcam_block_index; + u16 alloc_block_num; /* 驱动发给uP表示驱动希望分配的block大小 + * uP返回给驱动的接口，表示uP 支持的分配的tcam block大小 */ +}; + +/* alloc tcam block output struct */ +struct nic_cmd_ctrl_tcam_block_out { + struct hinic3_mgmt_msg_head head; + + u16 func_id; /* func_id */ + u8 alloc_en; /* 0: 释放分配的tcam block, 1: 申请新的tcam block */ + u8 tcam_type; /* 0: 分配16 size 的tcam block, 1: 分配0 size的tcam block, 其他预留 */ + u16 tcam_block_index; + u16 mpu_alloc_block_size; /* 驱动发给uP表示驱动希望分配的block大小 + * uP返回给驱动的接口，表示uP 支持的分配的tcam block大小 */ +}; + +struct nic_cmd_flush_tcam_rules { + struct hinic3_mgmt_msg_head head; + + u16 func_id; /* func_id */ + u16 rsvd; +}; + +struct nic_cmd_dfx_fdir_tcam_block_table { + struct hinic3_mgmt_msg_head head; + u8 tcam_type; + u8 valid; + u16 tcam_block_index; + u16 use_function_id; + u16 rsvd; +}; + +struct tcam_result { + u32 qid; + u32 rsvd; +}; + +#define TCAM_FLOW_KEY_SIZE (44) + +struct tcam_key_x_y { + u8 x[TCAM_FLOW_KEY_SIZE]; + u8 y[TCAM_FLOW_KEY_SIZE]; +}; + +struct nic_tcam_cfg_rule { + u32 index; + struct tcam_result data; + struct tcam_key_x_y key; +}; + +#define TCAM_RULE_FDIR_TYPE 0 +#define TCAM_RULE_PPA_TYPE 1 + +struct nic_cmd_fdir_add_rule { + struct hinic3_mgmt_msg_head head; + + u16 func_id; + u8 type; + u8 rsvd; + struct nic_tcam_cfg_rule rule; +}; + +struct nic_cmd_fdir_del_rules { + struct hinic3_mgmt_msg_head head; + + u16 func_id; + u8 type; + u8 rsvd; + u32 index_start; + u32 index_num; +}; + +struct nic_cmd_fdir_get_rule { + struct hinic3_mgmt_msg_head head; + + u32 index; + u8 valid; + u8 type; + u16 rsvd; + struct tcam_key_x_y key; + struct tcam_result data; + u64 packet_count; + u64 byte_count; +}; + +struct hinic3_tcam_key_ipv4_mem { + u32 rsvd1 : 4; + u32 tunnel_type : 4; + u32 ip_proto : 8; + u32 rsvd0 : 16; + u32 sipv4_h : 16; + u32 ip_type : 1; + u32 function_id : 15; + u32 dipv4_h : 16; + u32 sipv4_l : 16; + u32 rsvd2 : 16; + u32 dipv4_l : 16; + u32 rsvd3; + u32 dport : 16; + u32 rsvd4 : 16; + u32 rsvd5 : 16; + u32 sport : 16; + u32 outer_sipv4_h : 16; + u32 rsvd6 : 16; + u32 outer_dipv4_h : 16; + u32 outer_sipv4_l : 16; + u32 vni_h : 16; + u32 outer_dipv4_l : 16; + u32 rsvd7 : 16; + u32 vni_l : 16; +}; + +struct hinic3_tcam_key_ipv6_mem { + u32 rsvd1 : 4; + u32 tunnel_type : 4; + u32 ip_proto : 8; + u32 rsvd0 : 16; + u32 sipv6_key0 : 16; + u32 ip_type : 1; + u32 function_id : 15; + u32 sipv6_key2 : 16; + u32 sipv6_key1 : 16; + u32 sipv6_key4 : 16; + u32 sipv6_key3 : 16; + u32 sipv6_key6 : 16; + u32 sipv6_key5 : 16; + u32 dport : 16; + u32 sipv6_key7 : 16; + u32 dipv6_key0 : 16; + u32 sport : 16; + u32 dipv6_key2 : 16; + u32 dipv6_key1 : 16; + u32 dipv6_key4 : 16; + u32 dipv6_key3 : 16; + u32 dipv6_key6 : 16; + u32 dipv6_key5 : 16; + u32 rsvd2 : 16; + u32 dipv6_key7 : 16; +}; + +struct hinic3_tcam_key_vxlan_ipv6_mem { + u32 rsvd1 : 4; + u32 tunnel_type : 4; + u32 ip_proto : 8; + u32 rsvd0 : 16; + + u32 dipv6_key0 : 16; + u32 ip_type : 1; + u32 function_id : 15; + + u32 dipv6_key2 : 16; + u32 dipv6_key1 : 16; + + u32 dipv6_key4 : 16; + u32 dipv6_key3 : 16; + + u32 dipv6_key6 : 16; + u32 dipv6_key5 : 16; + + u32 dport : 16; + u32 dipv6_key7 : 16; + + u32 rsvd2 : 16; + u32 sport : 16; + + u32 outer_sipv4_h : 16; + u32 rsvd3 : 16; + + u32 outer_dipv4_h : 16; + u32 outer_sipv4_l : 16; + + u32 vni_h : 16; + u32 outer_dipv4_l : 16; + + u32 rsvd4 : 16; + u32 vni_l : 16; +}; + +struct tag_tcam_key { + union { + struct hinic3_tcam_key_ipv4_mem key_info; + struct hinic3_tcam_key_ipv6_mem key_info_ipv6; + struct hinic3_tcam_key_vxlan_ipv6_mem key_info_vxlan_ipv6; + }; + + union { + struct hinic3_tcam_key_ipv4_mem key_mask; + struct hinic3_tcam_key_ipv6_mem key_mask_ipv6; + struct hinic3_tcam_key_vxlan_ipv6_mem key_mask_vxlan_ipv6; + }; +}; + +enum { + PPA_TABLE_ID_CLEAN_CMD = 0, + PPA_TABLE_ID_ADD_CMD, + PPA_TABLE_ID_DEL_CMD, + FDIR_TABLE_ID_ADD_CMD, + FDIR_TABLE_ID_DEL_CMD, + PPA_TABEL_ID_MAX +}; + +struct hinic3_ppa_cfg_table_id_cmd { + struct hinic3_mgmt_msg_head msg_head; + + u16 rsvd0; + u16 cmd; + u16 table_id; + u16 rsvd1; +}; + +struct hinic3_ppa_cfg_ppa_en_cmd { + struct hinic3_mgmt_msg_head msg_head; + + u16 func_id; + u8 ppa_en; + u8 rsvd; +}; + +struct hinic3_ppa_cfg_mode_cmd { + struct hinic3_mgmt_msg_head msg_head; + + u16 rsvd0; + u8 ppa_mode; + u8 qpc_func_nums; + u16 base_qpc_func_id; + u16 rsvd1; +}; + +struct hinic3_ppa_flush_en_cmd { + struct hinic3_mgmt_msg_head msg_head; + + u16 rsvd0; + u8 flush_en; /* 0 flush done, 1 in flush operation */ + u8 rsvd1; +}; + +struct hinic3_ppa_fdir_query_cmd { + struct hinic3_mgmt_msg_head msg_head; + + u32 index; + u32 rsvd; + u64 pkt_nums; + u64 pkt_bytes; +}; + +/* BIOS CONF */ +enum { + NIC_NVM_DATA_SET = BIT(0), /* 1-save, 0-read */ + NIC_NVM_DATA_PXE = BIT(1), + NIC_NVM_DATA_VLAN = BIT(2), + NIC_NVM_DATA_VLAN_PRI = BIT(3), + NIC_NVM_DATA_VLAN_ID = BIT(4), + NIC_NVM_DATA_WORK_MODE = BIT(5), + NIC_NVM_DATA_PF_SPEED_LIMIT = BIT(6), + NIC_NVM_DATA_GE_MODE = BIT(7), + NIC_NVM_DATA_AUTO_NEG = BIT(8), + NIC_NVM_DATA_LINK_FEC = BIT(9), + NIC_NVM_DATA_PF_ADAPTIVE_LINK = BIT(10), + NIC_NVM_DATA_SRIOV_CONTROL = BIT(11), + NIC_NVM_DATA_EXTEND_MODE = BIT(12), + NIC_NVM_DATA_RESET = BIT(31), +}; + +#define BIOS_CFG_SIGNATURE 0x1923E518 +#define BIOS_OP_CFG_ALL(op_code_val) (((op_code_val) >> 1) & (0xFFFFFFFF)) +#define BIOS_OP_CFG_WRITE(op_code_val) ((op_code_val) & NIC_NVM_DATA_SET) +#define BIOS_OP_CFG_PXE_EN(op_code_val) ((op_code_val) & NIC_NVM_DATA_PXE) +#define BIOS_OP_CFG_VLAN_EN(op_code_val) ((op_code_val) & NIC_NVM_DATA_VLAN) +#define BIOS_OP_CFG_VLAN_PRI(op_code_val) ((op_code_val) & NIC_NVM_DATA_VLAN_PRI) +#define BIOS_OP_CFG_VLAN_ID(op_code_val) ((op_code_val) & NIC_NVM_DATA_VLAN_ID) +#define BIOS_OP_CFG_WORK_MODE(op_code_val) ((op_code_val) & NIC_NVM_DATA_WORK_MODE) +#define BIOS_OP_CFG_PF_BW(op_code_val) ((op_code_val) & NIC_NVM_DATA_PF_SPEED_LIMIT) +#define BIOS_OP_CFG_GE_SPEED(op_code_val) ((op_code_val) & NIC_NVM_DATA_GE_MODE) +#define BIOS_OP_CFG_AUTO_NEG(op_code_val) ((op_code_val) & NIC_NVM_DATA_AUTO_NEG) +#define BIOS_OP_CFG_LINK_FEC(op_code_val) ((op_code_val) & NIC_NVM_DATA_LINK_FEC) +#define BIOS_OP_CFG_AUTO_ADPAT(op_code_val) ((op_code_val) & NIC_NVM_DATA_PF_ADAPTIVE_LINK) +#define BIOS_OP_CFG_SRIOV_ENABLE(op_code_val) ((op_code_val) & NIC_NVM_DATA_SRIOV_CONTROL) +#define BIOS_OP_CFG_EXTEND_MODE(op_code_val) ((op_code_val) & NIC_NVM_DATA_EXTEND_MODE) +#define BIOS_OP_CFG_RST_DEF_SET(op_code_val) ((op_code_val) & (u32)NIC_NVM_DATA_RESET) + +#define NIC_BIOS_CFG_MAX_PF_BW 100 +/* 注意:此结构必须保证4字节对齐 */ +struct nic_bios_cfg { + u32 signature; /* 签名，用于判断FLASH的内容合法性 */ + u8 pxe_en; /* PXE enable: 0 - disable 1 - enable */ + u8 extend_mode; + u8 rsvd0[2]; + u8 pxe_vlan_en; /* PXE VLAN enable: 0 - disable 1 - enable */ + u8 pxe_vlan_pri; /* PXE VLAN priority: 0-7 */ + u16 pxe_vlan_id; /* PXE VLAN ID 1-4094 */ + u32 service_mode; /* 参考CHIPIF_SERVICE_MODE_x 宏 */ + u32 pf_bw; /* PF速率，百分比 0-100 */ + u8 speed; /* enum of port speed */ + u8 auto_neg; /* 自协商开关 0 - 字段无效 1 - 开2 - 关 */ + u8 lanes; /* lane num */ + u8 fec; /* FEC模式, 参考 enum mag_cmd_port_fec */ + u8 auto_adapt; /* 自适应模式配置0 - 无效配置 1 - 开启 2 - 关闭 */ + u8 func_valid; /* 指示func_id是否有效; 0 - 无效，other - 有效 */ + u8 func_id; /* 当func_valid不为0时，该成员才有意义 */ + u8 sriov_en; /* SRIOV-EN: 0 - 无效配置， 1 - 开启， 2 - 关闭 */ +}; + +struct nic_cmd_bios_cfg { + struct hinic3_mgmt_msg_head head; + u32 op_code; /* Operation Code: Bit0[0: read 1:write, BIT1-6: cfg_mask */ + struct nic_bios_cfg bios_cfg; +}; + +struct nic_cmd_vhd_config { + struct hinic3_mgmt_msg_head head; + + u16 func_id; + u8 vhd_type; + u8 virtio_small_enable; /* 0: mergeable mode, 1: small mode */ +}; + +/* BOND */ +struct hinic3_create_bond_info { + u32 bond_id; /* bond设备号,output时有效,mpu操作成功返回时回填 */ + u32 master_slave_port_id; /* */ + u32 slave_bitmap; /* bond port id bitmap */ + u32 poll_timeout; /* bond设备链路检查时间 */ + u32 up_delay; /* 暂时预留 */ + u32 down_delay; /* 暂时预留 */ + u32 bond_mode; /* 暂时预留 */ + u32 active_pf; /* bond使用的active pf id */ + u32 active_port_max_num; /* bond活动成员口个数上限 */ + u32 active_port_min_num; /* bond活动成员口个数下限 */ + u32 xmit_hash_policy; /* hash策略，用于微码选路逻辑 */ + u32 rsvd[2]; +}; + +/* 创建bond的消息接口 */ +struct hinic3_cmd_create_bond { + struct hinic3_mgmt_msg_head head; + struct hinic3_create_bond_info create_bond_info; +}; + +struct hinic3_cmd_delete_bond { + struct hinic3_mgmt_msg_head head; + u32 bond_id; + u32 rsvd[2]; +}; + +struct hinic3_open_close_bond_info { + u32 bond_id; /* bond设备号 */ + u32 open_close_flag; /* 开启/关闭bond标识:1为open, 0为close */ + u32 rsvd[2]; +}; + +/* MPU bond的消息接口 */ +struct hinic3_cmd_open_close_bond { + struct hinic3_mgmt_msg_head head; + struct hinic3_open_close_bond_info open_close_bond_info; +}; + +/* LACPDU的port相关字段 */ +struct lacp_port_params { + u16 port_number; + u16 port_priority; + u16 key; + u16 system_priority; + u8 system[ETH_ALEN]; + u8 port_state; + u8 rsvd; +}; + +struct lacp_port_info { + u32 selected; + u32 aggregator_port_id; /* 使用的 aggregator port ID */ + + struct lacp_port_params actor; /* actor port参数 */ + struct lacp_port_params partner; /* partner port参数 */ + + u64 tx_lacp_pkts; + u64 rx_lacp_pkts; + u64 rx_8023ad_drop; + u64 tx_8023ad_drop; + u64 unknown_pkt_drop; + u64 rx_marker_pkts; + u64 tx_marker_pkts; +}; + +/* lacp 状态信息 */ +struct hinic3_bond_status_info { + struct hinic3_mgmt_msg_head head; + u32 bond_id; + u32 bon_mmi_status; /* 该bond子设备的链路状态 */ + u32 active_bitmap; /* 该bond子设备的slave port状态 */ + u32 port_count; /* 该bond子设备个数 */ + + struct lacp_port_info port_info[4]; + + u64 success_report_cnt[4]; /* 每个host成功上报lacp协商结果次数 */ + u64 fail_report_cnt[4]; /* 每个host上报lacp协商结果失败次数 */ + + u64 poll_timeout; + u64 fast_periodic_timeout; + u64 slow_periodic_timeout; + u64 short_timeout; + u64 long_timeout; + u64 aggregate_wait_timeout; + u64 tx_period_timeout; + u64 rx_marker_timer; +}; + +/* lacp协商结果更新之后向主机侧发送异步消息通知结构体 */ +struct hinic3_bond_active_report_info { + struct hinic3_mgmt_msg_head head; + u32 bond_id; + u32 bon_mmi_status; /* 该bond子设备的链路状态 */ + u32 active_bitmap; /* 该bond子设备的slave port状态 */ + + u8 rsvd[16]; +}; + +/* IP checksum error packets, enable rss quadruple hash. */ +struct hinic3_ipcs_err_rss_enable_operation_s { + struct hinic3_mgmt_msg_head head; + + u8 en_tag; + u8 type; /* 1: set 0: get */ + u8 rsvd[2]; +}; + +struct hinic3_smac_check_state { + struct hinic3_mgmt_msg_head head; + u8 smac_check_en; /* 1: enable 0: disable */ + u8 op_code; /* 1: set 0: get */ + u8 rsvd[2]; +}; + +#endif /* HINIC_MGMT_INTERFACE_H */ diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_mt.h b/drivers/net/ethernet/huawei/hinic3/hinic3_mt.h new file mode 100644 index 000000000000..7e15c0a02a47 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_mt.h @@ -0,0 +1,665 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_MT_H +#define HINIC3_MT_H + +#define HINIC3_DRV_NAME "hisdk3" +#define HINIC3_CHIP_NAME "hinic" +/* Interrupt at most records, interrupt will be recorded in the FFM */ + +#define NICTOOL_CMD_TYPE (0x18) + +struct api_cmd_rd { + u32 pf_id; + u8 dest; + u8 *cmd; + u16 size; + void *ack; + u16 ack_size; +}; + +struct api_cmd_wr { + u32 pf_id; + u8 dest; + u8 *cmd; + u16 size; +}; + +#define PF_DEV_INFO_NUM 32 + +struct pf_dev_info { + u64 bar0_size; + u8 bus; + u8 slot; + u8 func; + u64 phy_addr; +}; + +/* Indicates the maximum number of interrupts that can be recorded. + * Subsequent interrupts are not recorded in FFM. + */ +#define FFM_RECORD_NUM_MAX 64 + +struct ffm_intr_info { + u8 node_id; + /* error level of the interrupt source */ + u8 err_level; + /* Classification by interrupt source properties */ + u16 err_type; + u32 err_csr_addr; + u32 err_csr_value; +}; + +struct ffm_intr_tm_info { + struct ffm_intr_info intr_info; + u8 times; + u8 sec; + u8 min; + u8 hour; + u8 mday; + u8 mon; + u16 year; +}; + +struct ffm_record_info { + u32 ffm_num; + u32 last_err_csr_addr; + u32 last_err_csr_value; + struct ffm_intr_tm_info ffm[FFM_RECORD_NUM_MAX]; +}; + +struct dbgtool_k_glb_info { + struct semaphore dbgtool_sem; + struct ffm_record_info *ffm; +}; + +struct msg_2_up { + u8 pf_id; + u8 mod; + u8 cmd; + void *buf_in; + u16 in_size; + void *buf_out; + u16 *out_size; +}; + +struct dbgtool_param { + union { + struct api_cmd_rd api_rd; + struct api_cmd_wr api_wr; + struct pf_dev_info *dev_info; + struct ffm_record_info *ffm_rd; + struct msg_2_up msg2up; + } param; + char chip_name[16]; +}; + +/* dbgtool command type */ +/* You can add commands as required. The dbgtool command can be + * used to invoke all interfaces of the kernel-mode x86 driver. + */ +typedef enum { + DBGTOOL_CMD_API_RD = 0, + DBGTOOL_CMD_API_WR, + DBGTOOL_CMD_FFM_RD, + DBGTOOL_CMD_FFM_CLR, + DBGTOOL_CMD_PF_DEV_INFO_GET, + DBGTOOL_CMD_MSG_2_UP, + DBGTOOL_CMD_FREE_MEM, + DBGTOOL_CMD_NUM +} dbgtool_cmd; + +#define PF_MAX_SIZE (16) +#define BUSINFO_LEN (32) + +enum module_name { + SEND_TO_NPU = 1, + SEND_TO_MPU, + SEND_TO_SM, + + SEND_TO_HW_DRIVER, +#define SEND_TO_SRV_DRV_BASE (SEND_TO_HW_DRIVER + 1) + SEND_TO_NIC_DRIVER = SEND_TO_SRV_DRV_BASE, + SEND_TO_OVS_DRIVER, + SEND_TO_ROCE_DRIVER, + SEND_TO_TOE_DRIVER, + SEND_TO_IOE_DRIVER, + SEND_TO_FC_DRIVER, + SEND_TO_VBS_DRIVER, + SEND_TO_IPSEC_DRIVER, + SEND_TO_VIRTIO_DRIVER, + SEND_TO_MIGRATE_DRIVER, + SEND_TO_PPA_DRIVER, + SEND_TO_CUSTOM_DRIVER = SEND_TO_SRV_DRV_BASE + 11, + SEND_TO_DRIVER_MAX = SEND_TO_SRV_DRV_BASE + 15, /* reserved */ +}; + +enum driver_cmd_type { + TX_INFO = 1, + Q_NUM, + TX_WQE_INFO, + TX_MAPPING, + RX_INFO, + RX_WQE_INFO, + RX_CQE_INFO, + UPRINT_FUNC_EN, + UPRINT_FUNC_RESET, + UPRINT_SET_PATH, + UPRINT_GET_STATISTICS, + FUNC_TYPE, + GET_FUNC_IDX, + GET_INTER_NUM, + CLOSE_TX_STREAM, + GET_DRV_VERSION, + CLEAR_FUNC_STASTIC, + GET_HW_STATS, + CLEAR_HW_STATS, + GET_SELF_TEST_RES, + GET_CHIP_FAULT_STATS, + NIC_RSVD1, + NIC_RSVD2, + NIC_RSVD3, + GET_CHIP_ID, + GET_SINGLE_CARD_INFO, + GET_FIRMWARE_ACTIVE_STATUS, + ROCE_DFX_FUNC, + GET_DEVICE_ID, + GET_PF_DEV_INFO, + CMD_FREE_MEM, + GET_LOOPBACK_MODE = 32, + SET_LOOPBACK_MODE, + SET_LINK_MODE, + SET_PF_BW_LIMIT, + GET_PF_BW_LIMIT, + ROCE_CMD, + GET_POLL_WEIGHT, + SET_POLL_WEIGHT, + GET_HOMOLOGUE, + SET_HOMOLOGUE, + GET_SSET_COUNT, + GET_SSET_ITEMS, + IS_DRV_IN_VM, + LRO_ADPT_MGMT, + SET_INTER_COAL_PARAM, + GET_INTER_COAL_PARAM, + GET_CHIP_INFO, + GET_NIC_STATS_LEN, + GET_NIC_STATS_STRING, + GET_NIC_STATS_INFO, + GET_PF_ID, + NIC_RSVD4, + NIC_RSVD5, + DCB_QOS_INFO, + DCB_PFC_STATE, + DCB_ETS_STATE, + DCB_STATE, + QOS_DEV, + GET_QOS_COS, + GET_ULD_DEV_NAME, + GET_TX_TIMEOUT, + SET_TX_TIMEOUT, + + RSS_CFG = 0x40, + RSS_INDIR, + PORT_ID, + + GET_FUNC_CAP = 0x50, + GET_XSFP_PRESENT = 0x51, + GET_XSFP_INFO = 0x52, + DEV_NAME_TEST = 0x53, + + GET_WIN_STAT = 0x60, + WIN_CSR_READ = 0x61, + WIN_CSR_WRITE = 0x62, + WIN_API_CMD_RD = 0x63, + + VM_COMPAT_TEST = 0xFF +}; + +enum api_chain_cmd_type { + API_CSR_READ, + API_CSR_WRITE +}; + +enum sm_cmd_type { + SM_CTR_RD16 = 1, + SM_CTR_RD32, + SM_CTR_RD64_PAIR, + SM_CTR_RD64, + SM_CTR_RD32_CLEAR, + SM_CTR_RD64_PAIR_CLEAR, + SM_CTR_RD64_CLEAR +}; + +struct cqm_stats { + atomic_t cqm_cmd_alloc_cnt; + atomic_t cqm_cmd_free_cnt; + atomic_t cqm_send_cmd_box_cnt; + atomic_t cqm_send_cmd_imm_cnt; + atomic_t cqm_db_addr_alloc_cnt; + atomic_t cqm_db_addr_free_cnt; + atomic_t cqm_fc_srq_create_cnt; + atomic_t cqm_srq_create_cnt; + atomic_t cqm_rq_create_cnt; + atomic_t cqm_qpc_mpt_create_cnt; + atomic_t cqm_nonrdma_queue_create_cnt; + atomic_t cqm_rdma_queue_create_cnt; + atomic_t cqm_rdma_table_create_cnt; + atomic_t cqm_qpc_mpt_delete_cnt; + atomic_t cqm_nonrdma_queue_delete_cnt; + atomic_t cqm_rdma_queue_delete_cnt; + atomic_t cqm_rdma_table_delete_cnt; + atomic_t cqm_func_timer_clear_cnt; + atomic_t cqm_func_hash_buf_clear_cnt; + atomic_t cqm_scq_callback_cnt; + atomic_t cqm_ecq_callback_cnt; + atomic_t cqm_nocq_callback_cnt; + atomic_t cqm_aeq_callback_cnt[112]; +}; + +struct link_event_stats { + atomic_t link_down_stats; + atomic_t link_up_stats; +}; + +enum hinic3_fault_err_level { + FAULT_LEVEL_FATAL, + FAULT_LEVEL_SERIOUS_RESET, + FAULT_LEVEL_HOST, + FAULT_LEVEL_SERIOUS_FLR, + FAULT_LEVEL_GENERAL, + FAULT_LEVEL_SUGGESTION, + FAULT_LEVEL_MAX, +}; + +enum hinic3_fault_type { + FAULT_TYPE_CHIP, + FAULT_TYPE_UCODE, + FAULT_TYPE_MEM_RD_TIMEOUT, + FAULT_TYPE_MEM_WR_TIMEOUT, + FAULT_TYPE_REG_RD_TIMEOUT, + FAULT_TYPE_REG_WR_TIMEOUT, + FAULT_TYPE_PHY_FAULT, + FAULT_TYPE_TSENSOR_FAULT, + FAULT_TYPE_MAX, +}; + +struct fault_event_stats { + /* TODO :HINIC_NODE_ID_MAX: temp use the value of 1822(22) */ + atomic_t chip_fault_stats[22][FAULT_LEVEL_MAX]; + atomic_t fault_type_stat[FAULT_TYPE_MAX]; + atomic_t pcie_fault_stats; +}; + +enum hinic3_ucode_event_type { + HINIC3_INTERNAL_OTHER_FATAL_ERROR = 0x0, + HINIC3_CHANNEL_BUSY = 0x7, + HINIC3_NIC_FATAL_ERROR_MAX = 0x8, +}; + +struct hinic3_hw_stats { + atomic_t heart_lost_stats; + struct cqm_stats cqm_stats; + struct link_event_stats link_event_stats; + struct fault_event_stats fault_event_stats; + atomic_t nic_ucode_event_stats[HINIC3_NIC_FATAL_ERROR_MAX]; +}; + +#ifndef IFNAMSIZ +#define IFNAMSIZ 16 +#endif + +struct pf_info { + char name[IFNAMSIZ]; + char bus_info[BUSINFO_LEN]; + u32 pf_type; +}; + +struct card_info { + struct pf_info pf[PF_MAX_SIZE]; + u32 pf_num; +}; + +struct hinic3_nic_loop_mode { + u32 loop_mode; + u32 loop_ctrl; +}; + +struct hinic3_pf_info { + u32 isvalid; + u32 pf_id; +}; + +enum hinic3_show_set { + HINIC3_SHOW_SSET_IO_STATS = 1, +}; + +#define HINIC3_SHOW_ITEM_LEN 32 +struct hinic3_show_item { + char name[HINIC3_SHOW_ITEM_LEN]; + u8 hexadecimal; /* 0: decimal , 1: Hexadecimal */ + u8 rsvd[7]; + u64 value; +}; + +#define HINIC3_CHIP_FAULT_SIZE (110 * 1024) +#define MAX_DRV_BUF_SIZE 4096 + +struct nic_cmd_chip_fault_stats { + u32 offset; + u8 chip_fault_stats[MAX_DRV_BUF_SIZE]; +}; + +#define NIC_TOOL_MAGIC 'x' + +#define CARD_MAX_SIZE (64) + +struct nic_card_id { + u32 id[CARD_MAX_SIZE]; + u32 num; +}; + +struct func_pdev_info { + u64 bar0_phy_addr; + u64 bar0_size; + u64 bar1_phy_addr; + u64 bar1_size; + u64 bar3_phy_addr; + u64 bar3_size; + u64 rsvd1[4]; +}; + +struct hinic3_card_func_info { + u32 num_pf; + u32 rsvd0; + u64 usr_api_phy_addr; + struct func_pdev_info pdev_info[CARD_MAX_SIZE]; +}; + +struct wqe_info { + int q_id; + void *slq_handle; + unsigned int wqe_id; +}; + +#define MAX_VER_INFO_LEN 128 +struct drv_version_info { + char ver[MAX_VER_INFO_LEN]; +}; + +struct hinic3_tx_hw_page { + u64 phy_addr; + u64 *map_addr; +}; + +struct nic_sq_info { + u16 q_id; + u16 pi; + u16 ci; /* sw_ci */ + u16 fi; /* hw_ci */ + u32 q_depth; + u16 pi_reverse; /* TODO: what is this? */ + u16 wqebb_size; + u8 priority; + u16 *ci_addr; + u64 cla_addr; + void *slq_handle; + /* TODO: NIC don't use direct wqe */ + struct hinic3_tx_hw_page direct_wqe; + struct hinic3_tx_hw_page doorbell; + u32 page_idx; + u32 glb_sq_id; +}; + +struct nic_rq_info { + u16 q_id; + u16 delta; + u16 hw_pi; + u16 ci; /* sw_ci */ + u16 sw_pi; + u16 wqebb_size; + u16 q_depth; + u16 buf_len; + + void *slq_handle; + u64 ci_wqe_page_addr; + u64 ci_cla_tbl_addr; + + u8 coalesc_timer_cfg; + u8 pending_limt; + u16 msix_idx; + u32 msix_vector; +}; + +#define MT_EPERM 1 /* Operation not permitted */ +#define MT_EIO 2 /* I/O error */ +#define MT_EINVAL 3 /* Invalid argument */ +#define MT_EBUSY 4 /* Device or resource busy */ +#define MT_EOPNOTSUPP 0xFF /* Operation not supported */ + +struct mt_msg_head { + u8 status; + u8 rsvd1[3]; +}; + +#define MT_DCB_OPCODE_WR BIT(0) /* 1 - write, 0 - read */ +struct hinic3_mt_qos_info { /* delete */ + struct mt_msg_head head; + + u16 op_code; + u8 valid_cos_bitmap; + u8 valid_up_bitmap; + u32 rsvd1; +}; + +struct hinic3_mt_dcb_state { + struct mt_msg_head head; + + u16 op_code; /* 0 - get dcb state, 1 - set dcb state */ + u8 state; /* 0 - disable, 1 - enable dcb */ + u8 rsvd; +}; + +#define MT_DCB_ETS_UP_TC BIT(1) +#define MT_DCB_ETS_UP_BW BIT(2) +#define MT_DCB_ETS_UP_PRIO BIT(3) +#define MT_DCB_ETS_TC_BW BIT(4) +#define MT_DCB_ETS_TC_PRIO BIT(5) + +#define DCB_UP_TC_NUM 0x8 +struct hinic3_mt_ets_state { /* delete */ + struct mt_msg_head head; + + u16 op_code; + u8 up_tc[DCB_UP_TC_NUM]; + u8 up_bw[DCB_UP_TC_NUM]; + u8 tc_bw[DCB_UP_TC_NUM]; + u8 up_prio_bitmap; + u8 tc_prio_bitmap; + u32 rsvd; +}; + +#define MT_DCB_PFC_PFC_STATE BIT(1) +#define MT_DCB_PFC_PFC_PRI_EN BIT(2) + +struct hinic3_mt_pfc_state { /* delete */ + struct mt_msg_head head; + + u16 op_code; + u8 state; + u8 pfc_en_bitpamp; + u32 rsvd; +}; + +#define CMD_QOS_DEV_TRUST BIT(0) +#define CMD_QOS_DEV_DFT_COS BIT(1) +#define CMD_QOS_DEV_PCP2COS BIT(2) +#define CMD_QOS_DEV_DSCP2COS BIT(3) + +struct hinic3_mt_qos_dev_cfg { + struct mt_msg_head head; + + u8 op_code; /* 0：get 1: set */ + u8 rsvd0; + u16 cfg_bitmap; /* bit0 - trust, bit1 - dft_cos, bit2 - pcp2cos, bit3 - dscp2cos */ + + u8 trust; /* 0 - pcp, 1 - dscp */ + u8 dft_cos; + u16 rsvd1; + u8 pcp2cos[8]; /* 必须8个一起配置 */ + u8 dscp2cos[64]; /* 配置dscp2cos时，若cos值设置为0xFF，驱动则忽略此dscp优先级的配置，允许一次性配置多个dscp跟cos的映射关系 */ + u32 rsvd2[4]; +}; + +enum mt_api_type { + API_TYPE_MBOX = 1, + API_TYPE_API_CHAIN_BYPASS, + API_TYPE_API_CHAIN_TO_MPU, + API_TYPE_CLP, +}; + +struct npu_cmd_st { + u32 mod : 8; + u32 cmd : 8; + u32 ack_type : 3; + u32 direct_resp : 1; + u32 len : 12; +}; + +struct mpu_cmd_st { + u32 api_type : 8; + u32 mod : 8; + u32 cmd : 16; +}; + +struct msg_module { + char device_name[IFNAMSIZ]; + u32 module; + union { + u32 msg_formate; /* for driver */ + struct npu_cmd_st npu_cmd; + struct mpu_cmd_st mpu_cmd; + }; + u32 timeout; /* for mpu/npu cmd */ + u32 func_idx; + u32 buf_in_size; + u32 buf_out_size; + void *in_buf; + void *out_buf; + int bus_num; + u8 port_id; + u8 rsvd1[3]; + u32 rsvd2[4]; +}; + +struct hinic3_mt_qos_cos_cfg { + struct mt_msg_head head; + + u8 port_id; + u8 func_cos_bitmap; + u8 port_cos_bitmap; + u8 func_max_cos_num; + u32 rsvd2[4]; +}; + +#define MAX_NETDEV_NUM 4 + +enum hinic3_bond_cmd_to_custom_e { + CMD_CUSTOM_BOND_DEV_CREATE = 1, + CMD_CUSTOM_BOND_DEV_DELETE, + CMD_CUSTOM_BOND_GET_CHIP_NAME, + CMD_CUSTOM_BOND_GET_CARD_INFO +}; + +typedef enum { + HASH_POLICY_L2 = 0, /* SMAC_DMAC */ + HASH_POLICY_L23 = 1, /* SIP_DIP_SPORT_DPORT */ + HASH_POLICY_L34 = 2, /* SMAC_DMAC_SIP_DIP */ + HASH_POLICY_MAX = 3 /* MAX */ +} xmit_hash_policy_e; + +/* + * bond mode + */ +typedef enum tag_bond_mode { + BOND_MODE_NONE = 0, /**< bond disable */ + BOND_MODE_BACKUP = 1, /**< 1 for active-backup */ + BOND_MODE_BALANCE = 2, /**< 2 for balance-xor */ + BOND_MODE_LACP = 4, /**< 4 for 802.3ad */ + BOND_MODE_MAX +} bond_mode_e; + +struct add_bond_dev_s { + struct mt_msg_head head; + char bond_name[IFNAMSIZ]; /* input can be empty, indicates that the value is assigned by the driver */ + u8 slave_cnt; + u8 rsvd[3]; + char slave_name[MAX_NETDEV_NUM][IFNAMSIZ]; /* unit : ms */ + u32 poll_timeout; /* default value = 100 */ + u32 up_delay; /* default value = 0 */ + u32 down_delay; /* default value = 0 */ + u32 bond_mode; /* default value = BOND_MODE_LACP */ + + u32 active_port_max_num; /* maximum number of active bond member interfaces, default value = 0 */ + u32 active_port_min_num; /* minimum number of active bond member interfaces, default value = 0 */ + xmit_hash_policy_e xmit_hash_policy; /* hash policy, which is used for microcode routing logic, default value = 0 */ +}; + +struct del_bond_dev_s { + struct mt_msg_head head; + char bond_name[IFNAMSIZ]; +}; + +struct get_bond_chip_name_s { + char bond_name[IFNAMSIZ]; + char chip_name[IFNAMSIZ]; +}; + +struct bond_drv_msg_s { + u32 bond_id; + u32 slave_cnt; + u32 master_slave_index; + char bond_name[IFNAMSIZ]; + char slave_name[MAX_NETDEV_NUM][IFNAMSIZ]; +}; + +#define MAX_BONDING_CNT_PER_CARD (2) + +struct bond_negotiate_status { + u8 status; + u8 version; + u8 rsvd0[6]; + u32 bond_id; + u32 bond_mmi_status; /* 该bond子设备的链路状态 */ + u32 active_bitmap; /* 该bond子设备的slave port状态 */ + + u8 rsvd[16]; +}; + +struct bond_all_msg_s { + struct bond_drv_msg_s drv_msg; + struct bond_negotiate_status active_info; +}; + +struct get_card_bond_msg_s { + u32 bond_cnt; + struct bond_all_msg_s all_msg[MAX_BONDING_CNT_PER_CARD]; +}; + +int alloc_buff_in(void *hwdev, struct msg_module *nt_msg, u32 in_size, void **buf_in); + +int alloc_buff_out(void *hwdev, struct msg_module *nt_msg, u32 out_size, void **buf_out); + +void free_buff_in(void *hwdev, const struct msg_module *nt_msg, void *buf_in); + +void free_buff_out(void *hwdev, struct msg_module *nt_msg, void *buf_out); + +int copy_buf_out_to_user(struct msg_module *nt_msg, u32 out_size, void *buf_out); + +int send_to_mpu(void *hwdev, struct msg_module *nt_msg, void *buf_in, u32 in_size, void *buf_out, u32 *out_size); +int send_to_npu(void *hwdev, struct msg_module *nt_msg, void *buf_in, u32 in_size, void *buf_out, u32 *out_size); + +int send_to_sm(void *hwdev, struct msg_module *nt_msg, void *buf_in, u32 in_size, void *buf_out, u32 *out_size); + +#endif /* _HINIC3_MT_H_ */ diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_netdev_ops.c b/drivers/net/ethernet/huawei/hinic3/hinic3_netdev_ops.c new file mode 100644 index 000000000000..67553270f710 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_netdev_ops.c @@ -0,0 +1,1975 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt +#include <net/dsfield.h> +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/device.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/etherdevice.h> +#include <linux/netdevice.h> +#include <linux/netlink.h> +#include <linux/debugfs.h> +#include <linux/ip.h> + +#include "ossl_knl.h" +#ifdef HAVE_XDP_SUPPORT +#include <linux/bpf.h> +#endif +#include "hinic3_hw.h" +#include "hinic3_crm.h" +#include "hinic3_nic_io.h" +#include "hinic3_nic_dev.h" +#include "hinic3_srv_nic.h" +#include "hinic3_tx.h" +#include "hinic3_rx.h" +#include "hinic3_dcb.h" +#include "hinic3_nic_prof.h" + +#define HINIC3_DEFAULT_RX_CSUM_OFFLOAD 0xFFF + +#define HINIC3_LRO_DEFAULT_COAL_PKT_SIZE 32 +#define HINIC3_LRO_DEFAULT_TIME_LIMIT 16 +#define HINIC3_WAIT_FLUSH_QP_RESOURCE_TIMEOUT 100 +static void hinic3_nic_set_rx_mode(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + if (netdev_uc_count(netdev) != nic_dev->netdev_uc_cnt || + netdev_mc_count(netdev) != nic_dev->netdev_mc_cnt) { + set_bit(HINIC3_UPDATE_MAC_FILTER, &nic_dev->flags); + nic_dev->netdev_uc_cnt = netdev_uc_count(netdev); + nic_dev->netdev_mc_cnt = netdev_mc_count(netdev); + } + + queue_work(nic_dev->workq, &nic_dev->rx_mode_work); +} + +static int hinic3_alloc_txrxq_resources(struct hinic3_nic_dev *nic_dev, + struct hinic3_dyna_txrxq_params *q_params) +{ + u32 size; + int err; + + size = sizeof(*q_params->txqs_res) * q_params->num_qps; + q_params->txqs_res = kzalloc(size, GFP_KERNEL); + if (!q_params->txqs_res) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc txqs resources array\n"); + return -ENOMEM; + } + + size = sizeof(*q_params->rxqs_res) * q_params->num_qps; + q_params->rxqs_res = kzalloc(size, GFP_KERNEL); + if (!q_params->rxqs_res) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc rxqs resource array\n"); + err = -ENOMEM; + goto alloc_rxqs_res_arr_err; + } + + size = sizeof(*q_params->irq_cfg) * q_params->num_qps; + q_params->irq_cfg = kzalloc(size, GFP_KERNEL); + if (!q_params->irq_cfg) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc irq resource array\n"); + err = -ENOMEM; + goto alloc_irq_cfg_err; + } + + err = hinic3_alloc_txqs_res(nic_dev, q_params->num_qps, + q_params->sq_depth, q_params->txqs_res); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc txqs resource\n"); + goto alloc_txqs_res_err; + } + + err = hinic3_alloc_rxqs_res(nic_dev, q_params->num_qps, + q_params->rq_depth, q_params->rxqs_res); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc rxqs resource\n"); + goto alloc_rxqs_res_err; + } + + return 0; + +alloc_rxqs_res_err: + hinic3_free_txqs_res(nic_dev, q_params->num_qps, q_params->sq_depth, + q_params->txqs_res); + +alloc_txqs_res_err: + kfree(q_params->irq_cfg); + q_params->irq_cfg = NULL; + +alloc_irq_cfg_err: + kfree(q_params->rxqs_res); + q_params->rxqs_res = NULL; + +alloc_rxqs_res_arr_err: + kfree(q_params->txqs_res); + q_params->txqs_res = NULL; + + return err; +} + +static void hinic3_free_txrxq_resources(struct hinic3_nic_dev *nic_dev, + struct hinic3_dyna_txrxq_params *q_params) +{ + hinic3_free_rxqs_res(nic_dev, q_params->num_qps, q_params->rq_depth, + q_params->rxqs_res); + hinic3_free_txqs_res(nic_dev, q_params->num_qps, q_params->sq_depth, + q_params->txqs_res); + + kfree(q_params->irq_cfg); + q_params->irq_cfg = NULL; + + kfree(q_params->rxqs_res); + q_params->rxqs_res = NULL; + + kfree(q_params->txqs_res); + q_params->txqs_res = NULL; +} + +static int hinic3_configure_txrxqs(struct hinic3_nic_dev *nic_dev, + struct hinic3_dyna_txrxq_params *q_params) +{ + int err; + + err = hinic3_configure_txqs(nic_dev, q_params->num_qps, + q_params->sq_depth, q_params->txqs_res); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to configure txqs\n"); + return err; + } + + err = hinic3_configure_rxqs(nic_dev, q_params->num_qps, + q_params->rq_depth, q_params->rxqs_res); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to configure rxqs\n"); + return err; + } + + return 0; +} + +static void config_dcb_qps_map(struct hinic3_nic_dev *nic_dev) +{ + struct net_device *netdev = nic_dev->netdev; + u8 num_cos; + + if (!test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags)) { + hinic3_update_tx_db_cos(nic_dev, 0); + return; + } + + num_cos = hinic3_get_dev_user_cos_num(nic_dev); + hinic3_update_qp_cos_cfg(nic_dev, num_cos); + /* For now, we don't support to change num_cos */ + if (num_cos > nic_dev->cos_config_num_max || + nic_dev->q_params.num_qps < num_cos) { + nicif_err(nic_dev, drv, netdev, "Invalid num_cos: %u or num_qps: %u, disable DCB\n", + num_cos, nic_dev->q_params.num_qps); + nic_dev->q_params.num_cos = 0; + clear_bit(HINIC3_DCB_ENABLE, &nic_dev->flags); + /* if we can't enable rss or get enough num_qps, + * need to sync default configure to hw + */ + hinic3_configure_dcb(netdev); + } + + hinic3_update_tx_db_cos(nic_dev, 1); +} + +static int hinic3_configure(struct hinic3_nic_dev *nic_dev) +{ + struct net_device *netdev = nic_dev->netdev; + int err; + + err = hinic3_set_port_mtu(nic_dev->hwdev, (u16)netdev->mtu); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to set mtu\n"); + return err; + } + + config_dcb_qps_map(nic_dev); + + /* rx rss init */ + err = hinic3_rx_configure(netdev, test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags) ? 1 : 0); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to configure rx\n"); + return err; + } + + return 0; +} + +static void hinic3_remove_configure(struct hinic3_nic_dev *nic_dev) +{ + hinic3_rx_remove_configure(nic_dev->netdev); +} + +/* try to modify the number of irq to the target number, + * and return the actual number of irq. + */ +static u16 hinic3_qp_irq_change(struct hinic3_nic_dev *nic_dev, + u16 dst_num_qp_irq) +{ + struct irq_info *qps_irq_info = nic_dev->qps_irq_info; + u16 resp_irq_num, irq_num_gap, i; + u16 idx; + int err; + + if (dst_num_qp_irq > nic_dev->num_qp_irq) { + irq_num_gap = dst_num_qp_irq - nic_dev->num_qp_irq; + err = hinic3_alloc_irqs(nic_dev->hwdev, SERVICE_T_NIC, + irq_num_gap, + &qps_irq_info[nic_dev->num_qp_irq], + &resp_irq_num); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to alloc irqs\n"); + return nic_dev->num_qp_irq; + } + + nic_dev->num_qp_irq += resp_irq_num; + } else if (dst_num_qp_irq < nic_dev->num_qp_irq) { + irq_num_gap = nic_dev->num_qp_irq - dst_num_qp_irq; + for (i = 0; i < irq_num_gap; i++) { + idx = (nic_dev->num_qp_irq - i) - 1; + hinic3_free_irq(nic_dev->hwdev, SERVICE_T_NIC, + qps_irq_info[idx].irq_id); + qps_irq_info[idx].irq_id = 0; + qps_irq_info[idx].msix_entry_idx = 0; + } + nic_dev->num_qp_irq = dst_num_qp_irq; + } + + return nic_dev->num_qp_irq; +} + +static void config_dcb_num_qps(struct hinic3_nic_dev *nic_dev, + const struct hinic3_dyna_txrxq_params *q_params, + u16 max_qps) +{ + u8 num_cos = q_params->num_cos; + u8 user_cos_num = hinic3_get_dev_user_cos_num(nic_dev); + + if (!num_cos || num_cos > nic_dev->cos_config_num_max || num_cos > max_qps) + return; /* will disable DCB in config_dcb_qps_map() */ + + hinic3_update_qp_cos_cfg(nic_dev, user_cos_num); +} + +static void hinic3_config_num_qps(struct hinic3_nic_dev *nic_dev, + struct hinic3_dyna_txrxq_params *q_params) +{ + u16 alloc_num_irq, cur_num_irq; + u16 dst_num_irq; + + if (!test_bit(HINIC3_RSS_ENABLE, &nic_dev->flags)) + q_params->num_qps = 1; + + config_dcb_num_qps(nic_dev, q_params, q_params->num_qps); + + if (nic_dev->num_qp_irq >= q_params->num_qps) + goto out; + + cur_num_irq = nic_dev->num_qp_irq; + + alloc_num_irq = hinic3_qp_irq_change(nic_dev, q_params->num_qps); + if (alloc_num_irq < q_params->num_qps) { + q_params->num_qps = alloc_num_irq; + config_dcb_num_qps(nic_dev, q_params, q_params->num_qps); + nicif_warn(nic_dev, drv, nic_dev->netdev, + "Can not get enough irqs, adjust num_qps to %u\n", + q_params->num_qps); + + /* The current irq may be in use, we must keep it */ + dst_num_irq = (u16)max_t(u16, cur_num_irq, q_params->num_qps); + hinic3_qp_irq_change(nic_dev, dst_num_irq); + } + +out: + nicif_info(nic_dev, drv, nic_dev->netdev, "Finally num_qps: %u\n", + q_params->num_qps); +} + +/* determin num_qps from rss_tmpl_id/irq_num/dcb_en */ +static int hinic3_setup_num_qps(struct hinic3_nic_dev *nic_dev) +{ + struct net_device *netdev = nic_dev->netdev; + u32 irq_size; + + nic_dev->num_qp_irq = 0; + + irq_size = sizeof(*nic_dev->qps_irq_info) * nic_dev->max_qps; + if (!irq_size) { + nicif_err(nic_dev, drv, netdev, "Cannot allocate zero size entries\n"); + return -EINVAL; + } + nic_dev->qps_irq_info = kzalloc(irq_size, GFP_KERNEL); + if (!nic_dev->qps_irq_info) { + nicif_err(nic_dev, drv, netdev, "Failed to alloc qps_irq_info\n"); + return -ENOMEM; + } + + hinic3_config_num_qps(nic_dev, &nic_dev->q_params); + + return 0; +} + +static void hinic3_destroy_num_qps(struct hinic3_nic_dev *nic_dev) +{ + u16 i; + + for (i = 0; i < nic_dev->num_qp_irq; i++) + hinic3_free_irq(nic_dev->hwdev, SERVICE_T_NIC, + nic_dev->qps_irq_info[i].irq_id); + + kfree(nic_dev->qps_irq_info); +} + +int hinic3_force_port_disable(struct hinic3_nic_dev *nic_dev) +{ + int err; + + down(&nic_dev->port_state_sem); + + err = hinic3_set_port_enable(nic_dev->hwdev, false, HINIC3_CHANNEL_NIC); + if (!err) + nic_dev->force_port_disable = true; + + up(&nic_dev->port_state_sem); + + return err; +} + +int hinic3_force_set_port_state(struct hinic3_nic_dev *nic_dev, bool enable) +{ + int err = 0; + + down(&nic_dev->port_state_sem); + + nic_dev->force_port_disable = false; + err = hinic3_set_port_enable(nic_dev->hwdev, enable, + HINIC3_CHANNEL_NIC); + + up(&nic_dev->port_state_sem); + + return err; +} + +int hinic3_maybe_set_port_state(struct hinic3_nic_dev *nic_dev, bool enable) +{ + int err; + + down(&nic_dev->port_state_sem); + + /* Do nothing when force disable + * Port will disable when call force port disable + * and should not enable port when in force mode + */ + if (nic_dev->force_port_disable) { + up(&nic_dev->port_state_sem); + return 0; + } + + err = hinic3_set_port_enable(nic_dev->hwdev, enable, + HINIC3_CHANNEL_NIC); + + up(&nic_dev->port_state_sem); + + return err; +} + +static void hinic3_print_link_message(struct hinic3_nic_dev *nic_dev, + u8 link_status) +{ + if (nic_dev->link_status == link_status) + return; + + nic_dev->link_status = link_status; + + nicif_info(nic_dev, link, nic_dev->netdev, "Link is %s\n", + (link_status ? "up" : "down")); +} + +static int hinic3_alloc_channel_resources(struct hinic3_nic_dev *nic_dev, + struct hinic3_dyna_qp_params *qp_params, + struct hinic3_dyna_txrxq_params *trxq_params) +{ + int err; + + qp_params->num_qps = trxq_params->num_qps; + qp_params->sq_depth = trxq_params->sq_depth; + qp_params->rq_depth = trxq_params->rq_depth; + + err = hinic3_alloc_qps(nic_dev->hwdev, nic_dev->qps_irq_info, + qp_params); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to alloc qps\n"); + return err; + } + + err = hinic3_alloc_txrxq_resources(nic_dev, trxq_params); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to alloc txrxq resources\n"); + hinic3_free_qps(nic_dev->hwdev, qp_params); + return err; + } + + return 0; +} + +static void hinic3_free_channel_resources(struct hinic3_nic_dev *nic_dev, + struct hinic3_dyna_qp_params *qp_params, + struct hinic3_dyna_txrxq_params *trxq_params) +{ + mutex_lock(&nic_dev->nic_mutex); + hinic3_free_txrxq_resources(nic_dev, trxq_params); + hinic3_free_qps(nic_dev->hwdev, qp_params); + mutex_unlock(&nic_dev->nic_mutex); +} + +static int hinic3_open_channel(struct hinic3_nic_dev *nic_dev, + struct hinic3_dyna_qp_params *qp_params, + struct hinic3_dyna_txrxq_params *trxq_params) +{ + int err; + + err = hinic3_init_qps(nic_dev->hwdev, qp_params); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to init qps\n"); + return err; + } + + err = hinic3_configure_txrxqs(nic_dev, trxq_params); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to configure txrxqs\n"); + goto cfg_txrxqs_err; + } + + err = hinic3_qps_irq_init(nic_dev); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to init txrxq irq\n"); + goto init_qp_irq_err; + } + + err = hinic3_configure(nic_dev); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to init txrxq irq\n"); + goto configure_err; + } + + return 0; + +configure_err: + hinic3_qps_irq_deinit(nic_dev); + +init_qp_irq_err: +cfg_txrxqs_err: + hinic3_deinit_qps(nic_dev->hwdev, qp_params); + + return err; +} + +static void hinic3_close_channel(struct hinic3_nic_dev *nic_dev, + struct hinic3_dyna_qp_params *qp_params) +{ + hinic3_remove_configure(nic_dev); + hinic3_qps_irq_deinit(nic_dev); + hinic3_deinit_qps(nic_dev->hwdev, qp_params); +} + +int hinic3_vport_up(struct hinic3_nic_dev *nic_dev) +{ + struct net_device *netdev = nic_dev->netdev; + u8 link_status = 0; + u16 glb_func_id; + int err; + + glb_func_id = hinic3_global_func_id(nic_dev->hwdev); + err = hinic3_set_vport_enable(nic_dev->hwdev, glb_func_id, true, + HINIC3_CHANNEL_NIC); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to enable vport\n"); + goto vport_enable_err; + } + + err = hinic3_maybe_set_port_state(nic_dev, true); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to enable port\n"); + goto port_enable_err; + } + + netif_set_real_num_tx_queues(netdev, nic_dev->q_params.num_qps); + netif_set_real_num_rx_queues(netdev, nic_dev->q_params.num_qps); + netif_tx_wake_all_queues(netdev); + + if (test_bit(HINIC3_FORCE_LINK_UP, &nic_dev->flags)) { + link_status = true; + netif_carrier_on(netdev); + } else { + err = hinic3_get_link_state(nic_dev->hwdev, &link_status); + if (!err && link_status) + netif_carrier_on(netdev); + } + + queue_delayed_work(nic_dev->workq, &nic_dev->moderation_task, + HINIC3_MODERATONE_DELAY); + if (test_bit(HINIC3_RXQ_RECOVERY, &nic_dev->flags)) + queue_delayed_work(nic_dev->workq, &nic_dev->rxq_check_work, HZ); + + hinic3_print_link_message(nic_dev, link_status); + + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev)) + hinic3_notify_all_vfs_link_changed(nic_dev->hwdev, link_status); + + return 0; + +port_enable_err: + hinic3_set_vport_enable(nic_dev->hwdev, glb_func_id, false, + HINIC3_CHANNEL_NIC); + +vport_enable_err: + hinic3_flush_qps_res(nic_dev->hwdev); + /* After set vport disable 100ms, no packets will be send to host */ + msleep(100); + + return err; +} + +void hinic3_vport_down(struct hinic3_nic_dev *nic_dev) +{ + u16 glb_func_id; + + netif_carrier_off(nic_dev->netdev); + netif_tx_disable(nic_dev->netdev); + + cancel_delayed_work_sync(&nic_dev->rxq_check_work); + + cancel_delayed_work_sync(&nic_dev->moderation_task); + + if (hinic3_get_chip_present_flag(nic_dev->hwdev)) { + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev)) + hinic3_notify_all_vfs_link_changed(nic_dev->hwdev, 0); + + hinic3_maybe_set_port_state(nic_dev, false); + + glb_func_id = hinic3_global_func_id(nic_dev->hwdev); + hinic3_set_vport_enable(nic_dev->hwdev, glb_func_id, false, + HINIC3_CHANNEL_NIC); + + hinic3_flush_txqs(nic_dev->netdev); + /* After set vport disable 100ms, + * no packets will be send to host + * FPGA set 2000ms + */ + msleep(HINIC3_WAIT_FLUSH_QP_RESOURCE_TIMEOUT); + hinic3_flush_qps_res(nic_dev->hwdev); + } +} + +int hinic3_change_channel_settings(struct hinic3_nic_dev *nic_dev, + struct hinic3_dyna_txrxq_params *trxq_params, + hinic3_reopen_handler reopen_handler, + const void *priv_data) +{ + struct hinic3_dyna_qp_params new_qp_params = {0}; + struct hinic3_dyna_qp_params cur_qp_params = {0}; + int err; + + hinic3_config_num_qps(nic_dev, trxq_params); + + err = hinic3_alloc_channel_resources(nic_dev, &new_qp_params, + trxq_params); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc channel resources\n"); + return err; + } + + if (!test_and_set_bit(HINIC3_CHANGE_RES_INVALID, &nic_dev->flags)) { + hinic3_vport_down(nic_dev); + hinic3_close_channel(nic_dev, &cur_qp_params); + hinic3_free_channel_resources(nic_dev, &cur_qp_params, + &nic_dev->q_params); + } + + if (nic_dev->num_qp_irq > trxq_params->num_qps) + hinic3_qp_irq_change(nic_dev, trxq_params->num_qps); + nic_dev->q_params = *trxq_params; + + if (reopen_handler) + reopen_handler(nic_dev, priv_data); + + err = hinic3_open_channel(nic_dev, &new_qp_params, trxq_params); + if (err) + goto open_channel_err; + + err = hinic3_vport_up(nic_dev); + if (err) + goto vport_up_err; + + clear_bit(HINIC3_CHANGE_RES_INVALID, &nic_dev->flags); + nicif_info(nic_dev, drv, nic_dev->netdev, "Change channel settings success\n"); + + return 0; + +vport_up_err: + hinic3_close_channel(nic_dev, &new_qp_params); + +open_channel_err: + hinic3_free_channel_resources(nic_dev, &new_qp_params, trxq_params); + + return err; +} + +int hinic3_open(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct hinic3_dyna_qp_params qp_params = {0}; + int err; + + if (test_bit(HINIC3_INTF_UP, &nic_dev->flags)) { + nicif_info(nic_dev, drv, netdev, "Netdev already open, do nothing\n"); + return 0; + } + + err = hinic3_init_nicio_res(nic_dev->hwdev); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to init nicio resources\n"); + return err; + } + + err = hinic3_setup_num_qps(nic_dev); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to setup num_qps\n"); + goto setup_qps_err; + } + + err = hinic3_alloc_channel_resources(nic_dev, &qp_params, + &nic_dev->q_params); + if (err) + goto alloc_channel_res_err; + + err = hinic3_open_channel(nic_dev, &qp_params, &nic_dev->q_params); + if (err) + goto open_channel_err; + + err = hinic3_vport_up(nic_dev); + if (err) + goto vport_up_err; + + err = hinic3_set_master_dev_state(nic_dev, true); + if (err) + goto set_master_dev_err; + + set_bit(HINIC3_INTF_UP, &nic_dev->flags); + nicif_info(nic_dev, drv, nic_dev->netdev, "Netdev is up\n"); + + return 0; + +set_master_dev_err: + hinic3_vport_down(nic_dev); + +vport_up_err: + hinic3_close_channel(nic_dev, &qp_params); + +open_channel_err: + hinic3_free_channel_resources(nic_dev, &qp_params, &nic_dev->q_params); + +alloc_channel_res_err: + hinic3_destroy_num_qps(nic_dev); + +setup_qps_err: + hinic3_deinit_nicio_res(nic_dev->hwdev); + + return err; +} + +int hinic3_close(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct hinic3_dyna_qp_params qp_params = {0}; + + if (!test_and_clear_bit(HINIC3_INTF_UP, &nic_dev->flags)) { + nicif_info(nic_dev, drv, netdev, "Netdev already close, do nothing\n"); + return 0; + } + + if (test_and_clear_bit(HINIC3_CHANGE_RES_INVALID, &nic_dev->flags)) + goto out; + + hinic3_set_master_dev_state(nic_dev, false); + + hinic3_vport_down(nic_dev); + hinic3_close_channel(nic_dev, &qp_params); + hinic3_free_channel_resources(nic_dev, &qp_params, &nic_dev->q_params); + +out: + hinic3_deinit_nicio_res(nic_dev->hwdev); + hinic3_destroy_num_qps(nic_dev); + + nicif_info(nic_dev, drv, nic_dev->netdev, "Netdev is down\n"); + + return 0; +} + +#define IPV6_ADDR_LEN 4 +#define PKT_INFO_LEN 9 +#define BITS_PER_TUPLE 32 +static u32 calc_xor_rss(u8 *rss_tunple, u32 len) +{ + u32 hash_value; + u32 i; + + hash_value = rss_tunple[0]; + for (i = 1; i < len; i++) + hash_value = hash_value ^ rss_tunple[i]; + + return hash_value; +} + +static u32 calc_toep_rss(const u32 *rss_tunple, u32 len, const u32 *rss_key) +{ + u32 rss = 0; + u32 i, j; + + for (i = 1; i <= len; i++) { + for (j = 0; j < BITS_PER_TUPLE; j++) + if (rss_tunple[i - 1] & ((u32)1 << + (u32)((BITS_PER_TUPLE - 1) - j))) + rss ^= (rss_key[i - 1] << j) | + (u32)((u64)rss_key[i] >> + (BITS_PER_TUPLE - j)); + } + + return rss; +} + +#define RSS_VAL(val, type) \ + (((type) == HINIC3_RSS_HASH_ENGINE_TYPE_TOEP) ? ntohl(val) : (val)) + +static u8 parse_ipv6_info(struct sk_buff *skb, u32 *rss_tunple, + u8 hash_engine, u32 *len) +{ + struct ipv6hdr *ipv6hdr = ipv6_hdr(skb); + u32 *saddr = (u32 *)&ipv6hdr->saddr; + u32 *daddr = (u32 *)&ipv6hdr->daddr; + u8 i; + + for (i = 0; i < IPV6_ADDR_LEN; i++) { + rss_tunple[i] = RSS_VAL(daddr[i], hash_engine); + /* The offset of the sport relative to the dport is 4 */ + rss_tunple[(u32)(i + IPV6_ADDR_LEN)] = + RSS_VAL(saddr[i], hash_engine); + } + *len = IPV6_ADDR_LEN + IPV6_ADDR_LEN; + + if (skb_network_header(skb) + sizeof(*ipv6hdr) == + skb_transport_header(skb)) + return ipv6hdr->nexthdr; + return 0; +} + +static u16 select_queue_by_hash_func(struct net_device *dev, struct sk_buff *skb, + unsigned int num_tx_queues) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(dev); + struct nic_rss_type rss_type = nic_dev->rss_type; + struct iphdr *iphdr = NULL; + u32 rss_tunple[PKT_INFO_LEN] = {0}; + u32 len = 0; + u32 hash = 0; + u8 hash_engine = nic_dev->rss_hash_engine; + u8 l4_proto; + unsigned char *l4_hdr = NULL; + + if (skb_rx_queue_recorded(skb)) { + hash = skb_get_rx_queue(skb); + if (unlikely(hash >= num_tx_queues)) + hash %= num_tx_queues; + + return (u16)hash; + } + + iphdr = ip_hdr(skb); + if (iphdr->version == IPV4_VERSION) { + rss_tunple[len++] = RSS_VAL(iphdr->daddr, hash_engine); + rss_tunple[len++] = RSS_VAL(iphdr->saddr, hash_engine); + l4_proto = iphdr->protocol; + } else if (iphdr->version == IPV6_VERSION) { + l4_proto = parse_ipv6_info(skb, (u32 *)rss_tunple, + hash_engine, &len); + } else { + return (u16)hash; + } + + if ((iphdr->version == IPV4_VERSION && + ((l4_proto == IPPROTO_UDP && rss_type.udp_ipv4) || + (l4_proto == IPPROTO_TCP && rss_type.tcp_ipv4))) || + (iphdr->version == IPV6_VERSION && + ((l4_proto == IPPROTO_UDP && rss_type.udp_ipv6) || + (l4_proto == IPPROTO_TCP && rss_type.tcp_ipv6)))) { + l4_hdr = skb_transport_header(skb); + /* High 16 bits are dport, low 16 bits are sport. */ + rss_tunple[len++] = ((u32)ntohs(*((u16 *)l4_hdr + 1U)) << 16) | + ntohs(*(u16 *)l4_hdr); + } /* rss_type.ipv4 and rss_type.ipv6 default on. */ + + if (hash_engine == HINIC3_RSS_HASH_ENGINE_TYPE_TOEP) + hash = calc_toep_rss((u32 *)rss_tunple, len, + nic_dev->rss_hkey_be); + else + hash = calc_xor_rss((u8 *)rss_tunple, len * (u32)sizeof(u32)); + + return (u16)nic_dev->rss_indir[hash & 0xFF]; +} + +#define GET_DSCP_PRI_OFFSET 2 +static u8 hinic3_get_dscp_up(struct hinic3_nic_dev *nic_dev, struct sk_buff *skb) +{ + int dscp_cp; + + if (skb->protocol == htons(ETH_P_IP)) + dscp_cp = ipv4_get_dsfield(ip_hdr(skb)) >> GET_DSCP_PRI_OFFSET; + else if (skb->protocol == htons(ETH_P_IPV6)) + dscp_cp = ipv6_get_dsfield(ipv6_hdr(skb)) >> GET_DSCP_PRI_OFFSET; + else + return nic_dev->hw_dcb_cfg.default_cos; + return nic_dev->hw_dcb_cfg.dscp2cos[dscp_cp]; +} + +#if defined(HAVE_NDO_SELECT_QUEUE_SB_DEV_ONLY) +static u16 hinic3_select_queue(struct net_device *netdev, struct sk_buff *skb, + struct net_device *sb_dev) +#elif defined(HAVE_NDO_SELECT_QUEUE_ACCEL_FALLBACK) +#if defined(HAVE_NDO_SELECT_QUEUE_SB_DEV) +static u16 hinic3_select_queue(struct net_device *netdev, struct sk_buff *skb, + struct net_device *sb_dev, + select_queue_fallback_t fallback) +#else +static u16 hinic3_select_queue(struct net_device *netdev, struct sk_buff *skb, + __always_unused void *accel, + select_queue_fallback_t fallback) +#endif + +#elif defined(HAVE_NDO_SELECT_QUEUE_ACCEL) +static u16 hinic3_select_queue(struct net_device *netdev, struct sk_buff *skb, + __always_unused void *accel) + +#else +static u16 hinic3_select_queue(struct net_device *netdev, struct sk_buff *skb) +#endif /* end of HAVE_NDO_SELECT_QUEUE_ACCEL_FALLBACK */ +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u16 txq; + u8 cos, qp_num; + + if (test_bit(HINIC3_SAME_RXTX, &nic_dev->flags)) + return select_queue_by_hash_func(netdev, skb, netdev->real_num_tx_queues); + + txq = +#if defined(HAVE_NDO_SELECT_QUEUE_SB_DEV_ONLY) + netdev_pick_tx(netdev, skb, NULL); +#elif defined(HAVE_NDO_SELECT_QUEUE_ACCEL_FALLBACK) +#ifdef HAVE_NDO_SELECT_QUEUE_SB_DEV + fallback(netdev, skb, sb_dev); +#else + fallback(netdev, skb); +#endif +#else + skb_tx_hash(netdev, skb); +#endif + + if (test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags)) { + if (nic_dev->hw_dcb_cfg.trust == DCB_PCP) { + if (skb->vlan_tci) + cos = nic_dev->hw_dcb_cfg.pcp2cos[skb->vlan_tci >> VLAN_PRIO_SHIFT]; + else + cos = nic_dev->hw_dcb_cfg.default_cos; + } else { + cos = hinic3_get_dscp_up(nic_dev, skb); + } + + qp_num = nic_dev->hw_dcb_cfg.cos_qp_num[cos] ? + txq % nic_dev->hw_dcb_cfg.cos_qp_num[cos] : 0; + txq = nic_dev->hw_dcb_cfg.cos_qp_offset[cos] + qp_num; + } + + return txq; +} + +#ifdef HAVE_NDO_GET_STATS64 +#ifdef HAVE_VOID_NDO_GET_STATS64 +static void hinic3_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) +#else +static struct rtnl_link_stats64 + *hinic3_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) +#endif + +#else /* !HAVE_NDO_GET_STATS64 */ +static struct net_device_stats *hinic3_get_stats(struct net_device *netdev) +#endif +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); +#ifndef HAVE_NDO_GET_STATS64 +#ifdef HAVE_NETDEV_STATS_IN_NETDEV + struct net_device_stats *stats = &netdev->stats; +#else + struct net_device_stats *stats = &nic_dev->net_stats; +#endif /* HAVE_NETDEV_STATS_IN_NETDEV */ +#endif /* HAVE_NDO_GET_STATS64 */ + struct hinic3_txq_stats *txq_stats = NULL; + struct hinic3_rxq_stats *rxq_stats = NULL; + struct hinic3_txq *txq = NULL; + struct hinic3_rxq *rxq = NULL; + u64 bytes, packets, dropped, errors; + unsigned int start; + int i; + + bytes = 0; + packets = 0; + dropped = 0; + for (i = 0; i < nic_dev->max_qps; i++) { + if (!nic_dev->txqs) + break; + + txq = &nic_dev->txqs[i]; + txq_stats = &txq->txq_stats; + do { + start = u64_stats_fetch_begin(&txq_stats->syncp); + bytes += txq_stats->bytes; + packets += txq_stats->packets; + dropped += txq_stats->dropped; + } while (u64_stats_fetch_retry(&txq_stats->syncp, start)); + } + stats->tx_packets = packets; + stats->tx_bytes = bytes; + stats->tx_dropped = dropped; + + bytes = 0; + packets = 0; + errors = 0; + dropped = 0; + for (i = 0; i < nic_dev->max_qps; i++) { + if (!nic_dev->rxqs) + break; + + rxq = &nic_dev->rxqs[i]; + rxq_stats = &rxq->rxq_stats; + do { + start = u64_stats_fetch_begin(&rxq_stats->syncp); + bytes += rxq_stats->bytes; + packets += rxq_stats->packets; + errors += rxq_stats->csum_errors + + rxq_stats->other_errors; + dropped += rxq_stats->dropped; + } while (u64_stats_fetch_retry(&rxq_stats->syncp, start)); + } + stats->rx_packets = packets; + stats->rx_bytes = bytes; + stats->rx_errors = errors; + stats->rx_dropped = dropped; + +#ifndef HAVE_VOID_NDO_GET_STATS64 + return stats; +#endif +} + +#ifdef HAVE_NDO_TX_TIMEOUT_TXQ +static void hinic3_tx_timeout(struct net_device *netdev, unsigned int txqueue) +#else +static void hinic3_tx_timeout(struct net_device *netdev) +#endif +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct hinic3_io_queue *sq = NULL; + bool hw_err = false; + u32 sw_pi, hw_ci; + u8 q_id; + + HINIC3_NIC_STATS_INC(nic_dev, netdev_tx_timeout); + nicif_err(nic_dev, drv, netdev, "Tx timeout\n"); + + for (q_id = 0; q_id < nic_dev->q_params.num_qps; q_id++) { + if (!netif_xmit_stopped(netdev_get_tx_queue(netdev, q_id))) + continue; + + sq = nic_dev->txqs[q_id].sq; + sw_pi = hinic3_get_sq_local_pi(sq); + hw_ci = hinic3_get_sq_hw_ci(sq); + nicif_info(nic_dev, drv, netdev, + "txq%u: sw_pi: %hu, hw_ci: %u, sw_ci: %u, napi->state: 0x%lx.\n", + q_id, sw_pi, hw_ci, hinic3_get_sq_local_ci(sq), + nic_dev->q_params.irq_cfg[q_id].napi.state); + + if (sw_pi != hw_ci) + hw_err = true; + } + + if (hw_err) + set_bit(EVENT_WORK_TX_TIMEOUT, &nic_dev->event_flag); +} + +static int hinic3_change_mtu(struct net_device *netdev, int new_mtu) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u32 mtu = (u32)new_mtu; + int err = 0; + +#ifdef HAVE_XDP_SUPPORT + u32 xdp_max_mtu; + + if (hinic3_is_xdp_enable(nic_dev)) { + xdp_max_mtu = hinic3_xdp_max_mtu(nic_dev); + if (mtu > xdp_max_mtu) { + nicif_err(nic_dev, drv, netdev, + "Max MTU for xdp usage is %d\n", xdp_max_mtu); + return -EINVAL; + } + } +#endif + + err = hinic3_config_port_mtu(nic_dev, mtu); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to change port mtu to %d\n", + new_mtu); + } else { + nicif_info(nic_dev, drv, nic_dev->netdev, "Change mtu from %u to %d\n", + netdev->mtu, new_mtu); + netdev->mtu = mtu; + } + + return err; +} + +static int hinic3_set_mac_addr(struct net_device *netdev, void *addr) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct sockaddr *saddr = addr; + int err; + + if (!is_valid_ether_addr(saddr->sa_data)) + return -EADDRNOTAVAIL; + + if (ether_addr_equal(netdev->dev_addr, saddr->sa_data)) { + nicif_info(nic_dev, drv, netdev, + "Already using mac address %pM\n", + saddr->sa_data); + return 0; + } + + err = hinic3_config_port_mac(nic_dev, saddr); + if (err) + return err; + + ether_addr_copy(netdev->dev_addr, saddr->sa_data); + + nicif_info(nic_dev, drv, netdev, "Set new mac address %pM\n", + saddr->sa_data); + + return 0; +} + +#if (KERNEL_VERSION(3, 3, 0) > LINUX_VERSION_CODE) +static void +#else +static int +#endif +hinic3_vlan_rx_add_vid(struct net_device *netdev, + #if (KERNEL_VERSION(3, 10, 0) <= LINUX_VERSION_CODE) + __always_unused __be16 proto, + #endif + u16 vid) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + unsigned long *vlan_bitmap = nic_dev->vlan_bitmap; + u16 func_id; + u32 col, line; + int err = 0; + + /* VLAN 0 donot be added, which is the same as VLAN 0 deleted. */ + if (vid == 0) + goto end; + + col = VID_COL(nic_dev, vid); + line = VID_LINE(nic_dev, vid); + + func_id = hinic3_global_func_id(nic_dev->hwdev); + + err = hinic3_add_vlan(nic_dev->hwdev, vid, func_id); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to add vlan %u\n", vid); + goto end; + } + + set_bit(col, &vlan_bitmap[line]); + + nicif_info(nic_dev, drv, netdev, "Add vlan %u\n", vid); + +end: +#if (KERNEL_VERSION(3, 3, 0) <= LINUX_VERSION_CODE) + return err; +#else + return; +#endif +} + +#if (KERNEL_VERSION(3, 3, 0) > LINUX_VERSION_CODE) +static void +#else +static int +#endif +hinic3_vlan_rx_kill_vid(struct net_device *netdev, + #if (KERNEL_VERSION(3, 10, 0) <= LINUX_VERSION_CODE) + __always_unused __be16 proto, + #endif + u16 vid) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + unsigned long *vlan_bitmap = nic_dev->vlan_bitmap; + u16 func_id; + int col, line; + int err = 0; + + col = VID_COL(nic_dev, vid); + line = VID_LINE(nic_dev, vid); + + /* In the broadcast scenario, ucode finds the corresponding function + * based on VLAN 0 of vlan table. If we delete VLAN 0, the VLAN function + * is affected. + */ + if (vid == 0) + goto end; + + func_id = hinic3_global_func_id(nic_dev->hwdev); + err = hinic3_del_vlan(nic_dev->hwdev, vid, func_id); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to delete vlan\n"); + goto end; + } + + clear_bit(col, &vlan_bitmap[line]); + + nicif_info(nic_dev, drv, netdev, "Remove vlan %u\n", vid); + +end: +#if (KERNEL_VERSION(3, 3, 0) <= LINUX_VERSION_CODE) + return err; +#else + return; +#endif +} + +#ifdef NEED_VLAN_RESTORE +static int hinic3_vlan_restore(struct net_device *netdev) +{ + int err = 0; +#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) + struct net_device *vlandev = NULL; + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + unsigned long *vlan_bitmap = nic_dev->vlan_bitmap; + u32 col, line; + u16 i; + + if (!netdev->netdev_ops->ndo_vlan_rx_add_vid) + return -EFAULT; + rcu_read_lock(); + for (i = 0; i < VLAN_N_VID; i++) { +/* lint -e778 */ +#ifdef HAVE_VLAN_FIND_DEV_DEEP_RCU + vlandev = + __vlan_find_dev_deep_rcu(netdev, htons(ETH_P_8021Q), i); +#else + vlandev = __vlan_find_dev_deep(netdev, htons(ETH_P_8021Q), i); +#endif +/* lint +e778 */ + col = VID_COL(nic_dev, i); + line = VID_LINE(nic_dev, i); + if (!vlandev && (vlan_bitmap[line] & (1UL << col)) != 0) { +#if (KERNEL_VERSION(3, 10, 0) <= LINUX_VERSION_CODE) + err = netdev->netdev_ops->ndo_vlan_rx_kill_vid(netdev, + htons(ETH_P_8021Q), i); + if (err) { + hinic3_err(nic_dev, drv, "delete vlan %u failed, err code %d\n", + i, err); + break; + } +#else + netdev->netdev_ops->ndo_vlan_rx_kill_vid(netdev, i); +#endif + } else if (vlandev && (vlan_bitmap[line] & (1UL << col)) == 0) { +#if (KERNEL_VERSION(3, 10, 0) <= LINUX_VERSION_CODE) + err = netdev->netdev_ops->ndo_vlan_rx_add_vid(netdev, + htons(ETH_P_8021Q), i); + if (err) { + hinic3_err(nic_dev, drv, "restore vlan %u failed, err code %d\n", + i, err); + break; + } +#else + netdev->netdev_ops->ndo_vlan_rx_add_vid(netdev, i); +#endif + } + } + rcu_read_unlock(); +#endif + + return err; +} +#endif + +#define SET_FEATURES_OP_STR(op) ((op) ? "Enable" : "Disable") + +static int set_feature_rx_csum(struct hinic3_nic_dev *nic_dev, + netdev_features_t wanted_features, + netdev_features_t features, + netdev_features_t *failed_features) +{ + netdev_features_t changed = wanted_features ^ features; + + if (changed & NETIF_F_RXCSUM) + hinic3_info(nic_dev, drv, "%s rx csum success\n", + SET_FEATURES_OP_STR(wanted_features & + NETIF_F_RXCSUM)); + + return 0; +} + +static int set_feature_tso(struct hinic3_nic_dev *nic_dev, + netdev_features_t wanted_features, + netdev_features_t features, + netdev_features_t *failed_features) +{ + netdev_features_t changed = wanted_features ^ features; + + if (changed & NETIF_F_TSO) + hinic3_info(nic_dev, drv, "%s tso success\n", + SET_FEATURES_OP_STR(wanted_features & NETIF_F_TSO)); + + return 0; +} + +#ifdef NETIF_F_UFO +static int set_feature_ufo(struct hinic3_nic_dev *nic_dev, + netdev_features_t wanted_features, + netdev_features_t features, + netdev_features_t *failed_features) +{ + netdev_features_t changed = wanted_features ^ features; + + if (changed & NETIF_F_UFO) + hinic3_info(nic_dev, drv, "%s ufo success\n", + SET_FEATURES_OP_STR(wanted_features & NETIF_F_UFO)); + + return 0; +} +#endif + +static int set_feature_lro(struct hinic3_nic_dev *nic_dev, + netdev_features_t wanted_features, + netdev_features_t features, + netdev_features_t *failed_features) +{ + netdev_features_t changed = wanted_features ^ features; + bool en = !!(wanted_features & NETIF_F_LRO); + int err; + + if (!(changed & NETIF_F_LRO)) + return 0; + +#ifdef HAVE_XDP_SUPPORT + if (en && hinic3_is_xdp_enable(nic_dev)) { + hinic3_err(nic_dev, drv, "Can not enable LRO when xdp is enable\n"); + *failed_features |= NETIF_F_LRO; + return -EINVAL; + } +#endif + + err = hinic3_set_rx_lro_state(nic_dev->hwdev, en, + HINIC3_LRO_DEFAULT_TIME_LIMIT, + HINIC3_LRO_DEFAULT_COAL_PKT_SIZE); + if (err) { + hinic3_err(nic_dev, drv, "%s lro failed\n", + SET_FEATURES_OP_STR(en)); + *failed_features |= NETIF_F_LRO; + } else { + hinic3_info(nic_dev, drv, "%s lro success\n", + SET_FEATURES_OP_STR(en)); + } + + return err; +} + +static int set_feature_rx_cvlan(struct hinic3_nic_dev *nic_dev, + netdev_features_t wanted_features, + netdev_features_t features, + netdev_features_t *failed_features) +{ + netdev_features_t changed = wanted_features ^ features; +#ifdef NETIF_F_HW_VLAN_CTAG_RX + netdev_features_t vlan_feature = NETIF_F_HW_VLAN_CTAG_RX; +#else + netdev_features_t vlan_feature = NETIF_F_HW_VLAN_RX; +#endif + bool en = !!(wanted_features & vlan_feature); + int err; + + if (!(changed & vlan_feature)) + return 0; + + err = hinic3_set_rx_vlan_offload(nic_dev->hwdev, en); + if (err) { + hinic3_err(nic_dev, drv, "%s rxvlan failed\n", + SET_FEATURES_OP_STR(en)); + *failed_features |= vlan_feature; + } else { + hinic3_info(nic_dev, drv, "%s rxvlan success\n", + SET_FEATURES_OP_STR(en)); + } + + return err; +} + +static int set_feature_vlan_filter(struct hinic3_nic_dev *nic_dev, + netdev_features_t wanted_features, + netdev_features_t features, + netdev_features_t *failed_features) +{ + netdev_features_t changed = wanted_features ^ features; +#if defined(NETIF_F_HW_VLAN_CTAG_FILTER) + netdev_features_t vlan_filter_feature = NETIF_F_HW_VLAN_CTAG_FILTER; +#elif defined(NETIF_F_HW_VLAN_FILTER) + netdev_features_t vlan_filter_feature = NETIF_F_HW_VLAN_FILTER; +#endif + bool en = !!(wanted_features & vlan_filter_feature); + int err = 0; + + if (!(changed & vlan_filter_feature)) + return 0; + +#ifdef NEED_VLAN_RESTORE + if (en) + err = hinic3_vlan_restore(nic_dev->netdev); +#endif + + if (err == 0) + err = hinic3_set_vlan_fliter(nic_dev->hwdev, en); + if (err) { + hinic3_err(nic_dev, drv, "%s rx vlan filter failed\n", + SET_FEATURES_OP_STR(en)); + *failed_features |= vlan_filter_feature; + } else { + hinic3_info(nic_dev, drv, "%s rx vlan filter success\n", + SET_FEATURES_OP_STR(en)); + } + + return err; +} + +static int set_features(struct hinic3_nic_dev *nic_dev, + netdev_features_t pre_features, + netdev_features_t features) +{ + netdev_features_t failed_features = 0; + u32 err = 0; + + err |= (u32)set_feature_rx_csum(nic_dev, features, pre_features, + &failed_features); + err |= (u32)set_feature_tso(nic_dev, features, pre_features, + &failed_features); + err |= (u32)set_feature_lro(nic_dev, features, pre_features, + &failed_features); +#ifdef NETIF_F_UFO + err |= (u32)set_feature_ufo(nic_dev, features, pre_features, + &failed_features); +#endif + err |= (u32)set_feature_rx_cvlan(nic_dev, features, pre_features, + &failed_features); + err |= (u32)set_feature_vlan_filter(nic_dev, features, pre_features, + &failed_features); + if (err) { + nic_dev->netdev->features = features ^ failed_features; + return -EIO; + } + + return 0; +} + +#ifdef HAVE_RHEL6_NET_DEVICE_OPS_EXT +static int hinic3_set_features(struct net_device *netdev, u32 features) +#else +static int hinic3_set_features(struct net_device *netdev, + netdev_features_t features) +#endif +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + return set_features(nic_dev, nic_dev->netdev->features, + features); +} + +int hinic3_set_hw_features(struct hinic3_nic_dev *nic_dev) +{ + /* enable all hw features in netdev->features */ + return set_features(nic_dev, ~nic_dev->netdev->features, + nic_dev->netdev->features); +} + +#ifdef HAVE_RHEL6_NET_DEVICE_OPS_EXT +static u32 hinic3_fix_features(struct net_device *netdev, u32 features) +#else +static netdev_features_t hinic3_fix_features(struct net_device *netdev, + netdev_features_t features) +#endif +{ + netdev_features_t features_tmp = features; + + /* If Rx checksum is disabled, then LRO should also be disabled */ + if (!(features_tmp & NETIF_F_RXCSUM)) + features_tmp &= ~NETIF_F_LRO; + + return features_tmp; +} + +#ifdef CONFIG_NET_POLL_CONTROLLER +static void hinic3_netpoll(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u16 i; + + for (i = 0; i < nic_dev->q_params.num_qps; i++) + napi_schedule(&nic_dev->q_params.irq_cfg[i].napi); +} +#endif /* CONFIG_NET_POLL_CONTROLLER */ + +static int hinic3_ndo_set_vf_mac(struct net_device *netdev, int vf, u8 *mac) +{ + struct hinic3_nic_dev *adapter = netdev_priv(netdev); + int err; + + if (is_multicast_ether_addr(mac) || /*lint !e574*/ + vf >= pci_num_vf(adapter->pdev)) /*lint !e574*/ + return -EINVAL; + + err = hinic3_set_vf_mac(adapter->hwdev, OS_VF_ID_TO_HW(vf), mac); + if (err) + return err; + + if (!is_zero_ether_addr(mac)) + nic_info(&adapter->pdev->dev, "Setting MAC %pM on VF %d\n", + mac, vf); + else + nic_info(&adapter->pdev->dev, "Deleting MAC on VF %d\n", vf); + + nic_info(&adapter->pdev->dev, "Please reload the VF driver to make this change effective."); + + return 0; +} + +/*lint -save -e574 -e734*/ +#ifdef IFLA_VF_MAX +static int set_hw_vf_vlan(void *hwdev, u16 cur_vlanprio, int vf, + u16 vlan, u8 qos) +{ + int err = 0; + u16 old_vlan = cur_vlanprio & VLAN_VID_MASK; + + if (vlan || qos) { + if (cur_vlanprio) { + err = hinic3_kill_vf_vlan(hwdev, OS_VF_ID_TO_HW(vf)); + if (err) + return err; + } + err = hinic3_add_vf_vlan(hwdev, OS_VF_ID_TO_HW(vf), vlan, qos); + } else { + err = hinic3_kill_vf_vlan(hwdev, OS_VF_ID_TO_HW(vf)); + } + + err = hinic3_update_mac_vlan(hwdev, old_vlan, vlan, OS_VF_ID_TO_HW(vf)); + return err; +} + +#define HINIC3_MAX_VLAN_ID 4094 +#define HINIC3_MAX_QOS_NUM 7 + +#ifdef IFLA_VF_VLAN_INFO_MAX +static int hinic3_ndo_set_vf_vlan(struct net_device *netdev, int vf, u16 vlan, + u8 qos, __be16 vlan_proto) +#else +static int hinic3_ndo_set_vf_vlan(struct net_device *netdev, int vf, u16 vlan, + u8 qos) +#endif +{ + struct hinic3_nic_dev *adapter = netdev_priv(netdev); + u16 vlanprio, cur_vlanprio; + + if (vf >= pci_num_vf(adapter->pdev) || + vlan > HINIC3_MAX_VLAN_ID || qos > HINIC3_MAX_QOS_NUM) + return -EINVAL; +#ifdef IFLA_VF_VLAN_INFO_MAX + if (vlan_proto != htons(ETH_P_8021Q)) + return -EPROTONOSUPPORT; +#endif + vlanprio = vlan | (qos << HINIC3_VLAN_PRIORITY_SHIFT); + cur_vlanprio = hinic3_vf_info_vlanprio(adapter->hwdev, + OS_VF_ID_TO_HW(vf)); + /* duplicate request, so just return success */ + if (vlanprio == cur_vlanprio) + return 0; + + return set_hw_vf_vlan(adapter->hwdev, cur_vlanprio, vf, vlan, qos); +} +#endif + +#ifdef HAVE_VF_SPOOFCHK_CONFIGURE +static int hinic3_ndo_set_vf_spoofchk(struct net_device *netdev, int vf, + bool setting) +{ + struct hinic3_nic_dev *adapter = netdev_priv(netdev); + int err = 0; + bool cur_spoofchk = false; + + if (vf >= pci_num_vf(adapter->pdev)) + return -EINVAL; + + cur_spoofchk = hinic3_vf_info_spoofchk(adapter->hwdev, + OS_VF_ID_TO_HW(vf)); + /* same request, so just return success */ + if ((setting && cur_spoofchk) || (!setting && !cur_spoofchk)) + return 0; + + err = hinic3_set_vf_spoofchk(adapter->hwdev, + (u16)OS_VF_ID_TO_HW(vf), setting); + if (!err) + nicif_info(adapter, drv, netdev, "Set VF %d spoofchk %s\n", + vf, setting ? "on" : "off"); + + return err; +} +#endif + +#ifdef HAVE_NDO_SET_VF_TRUST +static int hinic3_ndo_set_vf_trust(struct net_device *netdev, int vf, bool setting) +{ + struct hinic3_nic_dev *adapter = netdev_priv(netdev); + int err; + bool cur_trust; + + if (vf >= pci_num_vf(adapter->pdev)) + return -EINVAL; + + cur_trust = hinic3_get_vf_trust(adapter->hwdev, + OS_VF_ID_TO_HW(vf)); + /* same request, so just return success */ + if ((setting && cur_trust) || (!setting && !cur_trust)) + return 0; + + err = hinic3_set_vf_trust(adapter->hwdev, + (u16)OS_VF_ID_TO_HW(vf), setting); + if (!err) + nicif_info(adapter, drv, netdev, "Set VF %d trusted %s successfully\n", + vf, setting ? "on" : "off"); + else + nicif_err(adapter, drv, netdev, "Failed set VF %d trusted %s\n", + vf, setting ? "on" : "off"); + + return err; +} +#endif + +static int hinic3_ndo_get_vf_config(struct net_device *netdev, + int vf, struct ifla_vf_info *ivi) +{ + struct hinic3_nic_dev *adapter = netdev_priv(netdev); + + if (vf >= pci_num_vf(adapter->pdev)) + return -EINVAL; + + hinic3_get_vf_config(adapter->hwdev, (u16)OS_VF_ID_TO_HW(vf), ivi); + + return 0; +} + +/** + * hinic3_ndo_set_vf_link_state + * @netdev: network interface device structure + * @vf_id: VF identifier + * @link: required link state + * + * Set the link state of a specified VF, regardless of physical link state + **/ +int hinic3_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link) +{ + static const char * const vf_link[] = {"auto", "enable", "disable"}; + struct hinic3_nic_dev *adapter = netdev_priv(netdev); + int err; + + /* validate the request */ + if (vf_id >= pci_num_vf(adapter->pdev)) { + nicif_err(adapter, drv, netdev, + "Invalid VF Identifier %d\n", vf_id); + return -EINVAL; + } + + err = hinic3_set_vf_link_state(adapter->hwdev, + (u16)OS_VF_ID_TO_HW(vf_id), link); + if (!err) + nicif_info(adapter, drv, netdev, "Set VF %d link state: %s\n", + vf_id, vf_link[link]); + + return err; +} + +static int is_set_vf_bw_param_valid(const struct hinic3_nic_dev *adapter, + int vf, int min_tx_rate, int max_tx_rate) +{ + if (!HINIC3_SUPPORT_RATE_LIMIT(adapter->hwdev)) { + nicif_err(adapter, drv, adapter->netdev, "Current function doesn't support to set vf rate limit\n"); + return -EOPNOTSUPP; + } + + /* verify VF is active */ + if (vf >= pci_num_vf(adapter->pdev)) { + nicif_err(adapter, drv, adapter->netdev, "VF number must be less than %d\n", + pci_num_vf(adapter->pdev)); + return -EINVAL; + } + + if (max_tx_rate < min_tx_rate) { + nicif_err(adapter, drv, adapter->netdev, "Invalid rate, max rate %d must greater than min rate %d\n", + max_tx_rate, min_tx_rate); + return -EINVAL; + } + + return 0; +} + +#define HINIC3_TX_RATE_TABLE_FULL 12 + +#ifdef HAVE_NDO_SET_VF_MIN_MAX_TX_RATE +static int hinic3_ndo_set_vf_bw(struct net_device *netdev, + int vf, int min_tx_rate, int max_tx_rate) +#else +static int hinic3_ndo_set_vf_bw(struct net_device *netdev, int vf, + int max_tx_rate) +#endif /* HAVE_NDO_SET_VF_MIN_MAX_TX_RATE */ +{ + struct hinic3_nic_dev *adapter = netdev_priv(netdev); + struct nic_port_info port_info = {0}; +#ifndef HAVE_NDO_SET_VF_MIN_MAX_TX_RATE + int min_tx_rate = 0; +#endif + u8 link_status = 0; + u32 speeds[] = {0, SPEED_10, SPEED_100, SPEED_1000, SPEED_10000, + SPEED_25000, SPEED_40000, SPEED_50000, SPEED_100000, + SPEED_200000}; + int err = 0; + + err = is_set_vf_bw_param_valid(adapter, vf, min_tx_rate, max_tx_rate); + if (err) + return err; + + err = hinic3_get_link_state(adapter->hwdev, &link_status); + if (err) { + nicif_err(adapter, drv, netdev, + "Get link status failed when set vf tx rate\n"); + return -EIO; + } + + if (!link_status) { + nicif_err(adapter, drv, netdev, + "Link status must be up when set vf tx rate\n"); + return -EINVAL; + } + + err = hinic3_get_port_info(adapter->hwdev, &port_info, + HINIC3_CHANNEL_NIC); + if (err || port_info.speed >= PORT_SPEED_UNKNOWN) + return -EIO; + + /* rate limit cannot be less than 0 and greater than link speed */ + if (max_tx_rate < 0 || max_tx_rate > speeds[port_info.speed]) { + nicif_err(adapter, drv, netdev, "Set vf max tx rate must be in [0 - %u]\n", + speeds[port_info.speed]); + return -EINVAL; + } + + err = hinic3_set_vf_tx_rate(adapter->hwdev, (u16)OS_VF_ID_TO_HW(vf), + (u32)max_tx_rate, (u32)min_tx_rate); + if (err) { + nicif_err(adapter, drv, netdev, + "Unable to set VF %d max rate %d min rate %d%s\n", + vf, max_tx_rate, min_tx_rate, + err == HINIC3_TX_RATE_TABLE_FULL ? + ", tx rate profile is full" : ""); + return -EIO; + } + +#ifdef HAVE_NDO_SET_VF_MIN_MAX_TX_RATE + nicif_info(adapter, drv, netdev, + "Set VF %d max tx rate %d min tx rate %d successfully\n", + vf, max_tx_rate, min_tx_rate); +#else + nicif_info(adapter, drv, netdev, + "Set VF %d tx rate %d successfully\n", + vf, max_tx_rate); +#endif + + return 0; +} + +#ifdef HAVE_XDP_SUPPORT +bool hinic3_is_xdp_enable(struct hinic3_nic_dev *nic_dev) +{ + return !!nic_dev->xdp_prog; +} + +int hinic3_xdp_max_mtu(struct hinic3_nic_dev *nic_dev) +{ + return nic_dev->rx_buff_len - (ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN); +} + +static int hinic3_xdp_setup(struct hinic3_nic_dev *nic_dev, + struct bpf_prog *prog, + struct netlink_ext_ack *extack) +{ + struct bpf_prog *old_prog = NULL; + int max_mtu = hinic3_xdp_max_mtu(nic_dev); + int q_id; + + if (nic_dev->netdev->mtu > max_mtu) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to setup xdp program, the current MTU %d is larger than max allowed MTU %d\n", + nic_dev->netdev->mtu, max_mtu); + NL_SET_ERR_MSG_MOD(extack, + "MTU too large for loading xdp program"); + return -EINVAL; + } + + if (nic_dev->netdev->features & NETIF_F_LRO) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to setup xdp program while LRO is on\n"); + NL_SET_ERR_MSG_MOD(extack, + "Failed to setup xdp program while LRO is on\n"); + return -EINVAL; + } + + old_prog = xchg(&nic_dev->xdp_prog, prog); + for (q_id = 0; q_id < nic_dev->max_qps; q_id++) + xchg(&nic_dev->rxqs[q_id].xdp_prog, nic_dev->xdp_prog); + + if (old_prog) + bpf_prog_put(old_prog); + + return 0; +} + +#ifdef HAVE_NDO_BPF_NETDEV_BPF +static int hinic3_xdp(struct net_device *netdev, struct netdev_bpf *xdp) +#else +static int hinic3_xdp(struct net_device *netdev, struct netdev_xdp *xdp) +#endif +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + switch (xdp->command) { + case XDP_SETUP_PROG: + return hinic3_xdp_setup(nic_dev, xdp->prog, xdp->extack); +#ifdef HAVE_XDP_QUERY_PROG + case XDP_QUERY_PROG: + xdp->prog_id = nic_dev->xdp_prog ? + nic_dev->xdp_prog->aux->id : 0; + return 0; +#endif + default: + return -EINVAL; + } +} +#endif + +static const struct net_device_ops hinic3_netdev_ops = { + .ndo_open = hinic3_open, + .ndo_stop = hinic3_close, + .ndo_start_xmit = hinic3_xmit_frame, + +#ifdef HAVE_NDO_GET_STATS64 + .ndo_get_stats64 = hinic3_get_stats64, +#else + .ndo_get_stats = hinic3_get_stats, +#endif /* HAVE_NDO_GET_STATS64 */ + + .ndo_tx_timeout = hinic3_tx_timeout, + .ndo_select_queue = hinic3_select_queue, +#ifdef HAVE_RHEL7_NETDEV_OPS_EXT_NDO_CHANGE_MTU + .extended.ndo_change_mtu = hinic3_change_mtu, +#else + .ndo_change_mtu = hinic3_change_mtu, +#endif + .ndo_set_mac_address = hinic3_set_mac_addr, + .ndo_validate_addr = eth_validate_addr, + +#if defined(NETIF_F_HW_VLAN_TX) || defined(NETIF_F_HW_VLAN_CTAG_TX) + .ndo_vlan_rx_add_vid = hinic3_vlan_rx_add_vid, + .ndo_vlan_rx_kill_vid = hinic3_vlan_rx_kill_vid, +#endif + +#ifdef HAVE_RHEL7_NET_DEVICE_OPS_EXT + /* RHEL7 requires this to be defined to enable extended ops. RHEL7 + * uses the function get_ndo_ext to retrieve offsets for extended + * fields from with the net_device_ops struct and ndo_size is checked + * to determine whether or not the offset is valid. + */ + .ndo_size = sizeof(const struct net_device_ops), +#endif + +#ifdef IFLA_VF_MAX + .ndo_set_vf_mac = hinic3_ndo_set_vf_mac, +#ifdef HAVE_RHEL7_NETDEV_OPS_EXT_NDO_SET_VF_VLAN + .extended.ndo_set_vf_vlan = hinic3_ndo_set_vf_vlan, +#else + .ndo_set_vf_vlan = hinic3_ndo_set_vf_vlan, +#endif +#ifdef HAVE_NDO_SET_VF_MIN_MAX_TX_RATE + .ndo_set_vf_rate = hinic3_ndo_set_vf_bw, +#else + .ndo_set_vf_tx_rate = hinic3_ndo_set_vf_bw, +#endif /* HAVE_NDO_SET_VF_MIN_MAX_TX_RATE */ +#ifdef HAVE_VF_SPOOFCHK_CONFIGURE + .ndo_set_vf_spoofchk = hinic3_ndo_set_vf_spoofchk, +#endif + +#ifdef HAVE_NDO_SET_VF_TRUST +#ifdef HAVE_RHEL7_NET_DEVICE_OPS_EXT + .extended.ndo_set_vf_trust = hinic3_ndo_set_vf_trust, +#else + .ndo_set_vf_trust = hinic3_ndo_set_vf_trust, +#endif /* HAVE_RHEL7_NET_DEVICE_OPS_EXT */ +#endif /* HAVE_NDO_SET_VF_TRUST */ + + .ndo_get_vf_config = hinic3_ndo_get_vf_config, +#endif + +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = hinic3_netpoll, +#endif /* CONFIG_NET_POLL_CONTROLLER */ + + .ndo_set_rx_mode = hinic3_nic_set_rx_mode, + +#ifdef HAVE_XDP_SUPPORT +#ifdef HAVE_NDO_BPF_NETDEV_BPF + .ndo_bpf = hinic3_xdp, +#else + .ndo_xdp = hinic3_xdp, +#endif +#endif +#ifdef HAVE_RHEL6_NET_DEVICE_OPS_EXT +}; + +/* RHEL6 keeps these operations in a separate structure */ +static const struct net_device_ops_ext hinic3_netdev_ops_ext = { + .size = sizeof(struct net_device_ops_ext), +#endif /* HAVE_RHEL6_NET_DEVICE_OPS_EXT */ + +#ifdef HAVE_NDO_SET_VF_LINK_STATE + .ndo_set_vf_link_state = hinic3_ndo_set_vf_link_state, +#endif + +#ifdef HAVE_NDO_SET_FEATURES + .ndo_fix_features = hinic3_fix_features, + .ndo_set_features = hinic3_set_features, +#endif /* HAVE_NDO_SET_FEATURES */ +}; + +static const struct net_device_ops hinic3vf_netdev_ops = { + .ndo_open = hinic3_open, + .ndo_stop = hinic3_close, + .ndo_start_xmit = hinic3_xmit_frame, + +#ifdef HAVE_NDO_GET_STATS64 + .ndo_get_stats64 = hinic3_get_stats64, +#else + .ndo_get_stats = hinic3_get_stats, +#endif /* HAVE_NDO_GET_STATS64 */ + + .ndo_tx_timeout = hinic3_tx_timeout, + .ndo_select_queue = hinic3_select_queue, + +#ifdef HAVE_RHEL7_NET_DEVICE_OPS_EXT + /* RHEL7 requires this to be defined to enable extended ops. RHEL7 + * uses the function get_ndo_ext to retrieve offsets for extended + * fields from with the net_device_ops struct and ndo_size is checked + * to determine whether or not the offset is valid. + */ + .ndo_size = sizeof(const struct net_device_ops), +#endif + +#ifdef HAVE_RHEL7_NETDEV_OPS_EXT_NDO_CHANGE_MTU + .extended.ndo_change_mtu = hinic3_change_mtu, +#else + .ndo_change_mtu = hinic3_change_mtu, +#endif + .ndo_set_mac_address = hinic3_set_mac_addr, + .ndo_validate_addr = eth_validate_addr, + +#if defined(NETIF_F_HW_VLAN_TX) || defined(NETIF_F_HW_VLAN_CTAG_TX) + .ndo_vlan_rx_add_vid = hinic3_vlan_rx_add_vid, + .ndo_vlan_rx_kill_vid = hinic3_vlan_rx_kill_vid, +#endif + +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = hinic3_netpoll, +#endif /* CONFIG_NET_POLL_CONTROLLER */ + + .ndo_set_rx_mode = hinic3_nic_set_rx_mode, + +#ifdef HAVE_XDP_SUPPORT +#ifdef HAVE_NDO_BPF_NETDEV_BPF + .ndo_bpf = hinic3_xdp, +#else + .ndo_xdp = hinic3_xdp, +#endif +#endif +#ifdef HAVE_RHEL6_NET_DEVICE_OPS_EXT +}; + +/* RHEL6 keeps these operations in a separate structure */ +static const struct net_device_ops_ext hinic3vf_netdev_ops_ext = { + .size = sizeof(struct net_device_ops_ext), +#endif /* HAVE_RHEL6_NET_DEVICE_OPS_EXT */ + +#ifdef HAVE_NDO_SET_FEATURES + .ndo_fix_features = hinic3_fix_features, + .ndo_set_features = hinic3_set_features, +#endif /* HAVE_NDO_SET_FEATURES */ +}; + +void hinic3_set_netdev_ops(struct hinic3_nic_dev *nic_dev) +{ + if (!HINIC3_FUNC_IS_VF(nic_dev->hwdev)) { + nic_dev->netdev->netdev_ops = &hinic3_netdev_ops; +#ifdef HAVE_RHEL6_NET_DEVICE_OPS_EXT + set_netdev_ops_ext(nic_dev->netdev, &hinic3_netdev_ops_ext); +#endif /* HAVE_RHEL6_NET_DEVICE_OPS_EXT */ + } else { + nic_dev->netdev->netdev_ops = &hinic3vf_netdev_ops; +#ifdef HAVE_RHEL6_NET_DEVICE_OPS_EXT + set_netdev_ops_ext(nic_dev->netdev, &hinic3vf_netdev_ops_ext); +#endif /* HAVE_RHEL6_NET_DEVICE_OPS_EXT */ + } +} + +bool hinic3_is_netdev_ops_match(const struct net_device *netdev) +{ + return netdev->netdev_ops == &hinic3_netdev_ops || + netdev->netdev_ops == &hinic3vf_netdev_ops; +} diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic.h b/drivers/net/ethernet/huawei/hinic3/hinic3_nic.h new file mode 100644 index 000000000000..69cacbae3b57 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic.h @@ -0,0 +1,183 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_NIC_H +#define HINIC3_NIC_H + +#include <linux/types.h> +#include <linux/semaphore.h> + +#include "hinic3_common.h" +#include "hinic3_nic_io.h" +#include "hinic3_nic_cfg.h" +#include "mag_cmd.h" + +/* ************************ array index define ********************* */ +#define ARRAY_INDEX_0 0 +#define ARRAY_INDEX_1 1 +#define ARRAY_INDEX_2 2 +#define ARRAY_INDEX_3 3 +#define ARRAY_INDEX_4 4 +#define ARRAY_INDEX_5 5 +#define ARRAY_INDEX_6 6 +#define ARRAY_INDEX_7 7 + +struct hinic3_sq_attr { + u8 dma_attr_off; + u8 pending_limit; + u8 coalescing_time; + u8 intr_en; + u16 intr_idx; + u32 l2nic_sqn; + u64 ci_dma_base; +}; + +struct vf_data_storage { + u8 drv_mac_addr[ETH_ALEN]; + u8 user_mac_addr[ETH_ALEN]; + bool registered; + bool use_specified_mac; + u16 pf_vlan; + u8 pf_qos; + u8 rsvd2; + u32 max_rate; + u32 min_rate; + + bool link_forced; + bool link_up; /* only valid if VF link is forced */ + bool spoofchk; + bool trust; + u16 num_qps; + u32 support_extra_feature; +}; + +struct hinic3_port_routine_cmd { + bool mpu_send_sfp_info; + bool mpu_send_sfp_abs; + + struct mag_cmd_get_xsfp_info std_sfp_info; + struct mag_cmd_get_xsfp_present abs; +}; + +struct hinic3_nic_cfg { + struct semaphore cfg_lock; + + /* Valid when pfc is disable */ + bool pause_set; + struct nic_pause_config nic_pause; + + u8 pfc_en; + u8 pfc_bitmap; + + struct nic_port_info port_info; + + /* percentage of pf link bandwidth */ + u32 pf_bw_limit; + u32 rsvd2; + + struct hinic3_port_routine_cmd rt_cmd; + struct mutex sfp_mutex; /* mutex used for copy sfp info */ +}; + +struct hinic3_nic_io { + void *hwdev; + void *pcidev_hdl; + void *dev_hdl; + + u8 link_status; + u8 rsvd1; + u32 rsvd2; + + struct hinic3_io_queue *sq; + struct hinic3_io_queue *rq; + + u16 num_qps; + u16 max_qps; + + void *ci_vaddr_base; + dma_addr_t ci_dma_base; + + u8 __iomem *sqs_db_addr; + u8 __iomem *rqs_db_addr; + + u16 max_vfs; + u16 rsvd3; + u32 rsvd4; + + struct vf_data_storage *vf_infos; + struct hinic3_dcb_state dcb_state; + struct hinic3_nic_cfg nic_cfg; + + u16 rx_buff_len; + u16 rsvd5; + u32 rsvd6; + u64 feature_cap; + u64 rsvd7; +}; + +struct vf_msg_handler { + u16 cmd; + int (*handler)(struct hinic3_nic_io *nic_io, u16 vf, + void *buf_in, u16 in_size, + void *buf_out, u16 *out_size); +}; + +struct nic_event_handler { + u16 cmd; + void (*handler)(void *hwdev, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size); +}; + +int hinic3_set_ci_table(void *hwdev, struct hinic3_sq_attr *attr); + +int l2nic_msg_to_mgmt_sync(void *hwdev, u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size); + +int l2nic_msg_to_mgmt_sync_ch(void *hwdev, u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size, u16 channel); + +int hinic3_cfg_vf_vlan(struct hinic3_nic_io *nic_io, u8 opcode, u16 vid, + u8 qos, int vf_id); + +int hinic3_vf_event_handler(void *hwdev, + u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size); + +void hinic3_pf_event_handler(void *hwdev, u16 cmd, + void *buf_in, u16 in_size, + void *buf_out, u16 *out_size); + +int hinic3_pf_mbox_handler(void *hwdev, + u16 vf_id, u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size); + +u8 hinic3_nic_sw_aeqe_handler(void *hwdev, u8 event, u8 *data); + +int hinic3_vf_func_init(struct hinic3_nic_io *nic_io); + +void hinic3_vf_func_free(struct hinic3_nic_io *nic_io); + +void hinic3_notify_dcb_state_event(struct hinic3_nic_io *nic_io, + struct hinic3_dcb_state *dcb_state); + +int hinic3_save_dcb_state(struct hinic3_nic_io *nic_io, + struct hinic3_dcb_state *dcb_state); + +void hinic3_notify_vf_link_status(struct hinic3_nic_io *nic_io, + u16 vf_id, u8 link_status); + +int hinic3_vf_mag_event_handler(void *hwdev, u16 cmd, + void *buf_in, u16 in_size, void *buf_out, + u16 *out_size); + +void hinic3_pf_mag_event_handler(void *pri_handle, u16 cmd, + void *buf_in, u16 in_size, void *buf_out, + u16 *out_size); + +int hinic3_pf_mag_mbox_handler(void *hwdev, u16 vf_id, + u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size); + +void hinic3_unregister_vf(struct hinic3_nic_io *nic_io, u16 vf_id); + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.c b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.c new file mode 100644 index 000000000000..a462537dc1bd --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.c @@ -0,0 +1,1608 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/etherdevice.h> +#include <linux/if_vlan.h> +#include <linux/ethtool.h> +#include <linux/kernel.h> +#include <linux/device.h> +#include <linux/pci.h> +#include <linux/netdevice.h> +#include <linux/module.h> + +#include "ossl_knl.h" +#include "hinic3_crm.h" +#include "hinic3_hw.h" +#include "hinic3_nic_io.h" +#include "hinic3_srv_nic.h" +#include "hinic3_nic.h" +#include "hinic3_nic_cmd.h" +#include "hinic3_common.h" +#include "hinic3_nic_cfg.h" + +int hinic3_set_ci_table(void *hwdev, struct hinic3_sq_attr *attr) +{ + struct hinic3_cmd_cons_idx_attr cons_idx_attr; + u16 out_size = sizeof(cons_idx_attr); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !attr) + return -EINVAL; + + memset(&cons_idx_attr, 0, sizeof(cons_idx_attr)); + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + cons_idx_attr.func_idx = hinic3_global_func_id(hwdev); + + cons_idx_attr.dma_attr_off = attr->dma_attr_off; + cons_idx_attr.pending_limit = attr->pending_limit; + cons_idx_attr.coalescing_time = attr->coalescing_time; + + if (attr->intr_en) { + cons_idx_attr.intr_en = attr->intr_en; + cons_idx_attr.intr_idx = attr->intr_idx; + } + + cons_idx_attr.l2nic_sqn = attr->l2nic_sqn; + cons_idx_attr.ci_addr = attr->ci_dma_base; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_SQ_CI_ATTR_SET, + &cons_idx_attr, sizeof(cons_idx_attr), + &cons_idx_attr, &out_size); + if (err || !out_size || cons_idx_attr.msg_head.status) { + sdk_err(nic_io->dev_hdl, + "Failed to set ci attribute table, err: %d, status: 0x%x, out_size: 0x%x\n", + err, cons_idx_attr.msg_head.status, out_size); + return -EFAULT; + } + + return 0; +} + +#define PF_SET_VF_MAC(hwdev, status) \ + (hinic3_func_type(hwdev) == TYPE_VF && \ + (status) == HINIC3_PF_SET_VF_ALREADY) + +static int hinic3_check_mac_info(void *hwdev, u8 status, u16 vlan_id) +{ + if ((status && status != HINIC3_MGMT_STATUS_EXIST) || + ((vlan_id & CHECK_IPSU_15BIT) && + status == HINIC3_MGMT_STATUS_EXIST)) { + if (PF_SET_VF_MAC(hwdev, status)) + return 0; + + return -EINVAL; + } + + return 0; +} + +#define HINIC_VLAN_ID_MASK 0x7FFF + +int hinic3_set_mac(void *hwdev, const u8 *mac_addr, u16 vlan_id, u16 func_id, + u16 channel) +{ + struct hinic3_port_mac_set mac_info; + u16 out_size = sizeof(mac_info); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !mac_addr) + return -EINVAL; + + memset(&mac_info, 0, sizeof(mac_info)); + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + if ((vlan_id & HINIC_VLAN_ID_MASK) >= VLAN_N_VID) { + nic_err(nic_io->dev_hdl, "Invalid VLAN number: %d\n", + (vlan_id & HINIC_VLAN_ID_MASK)); + return -EINVAL; + } + + mac_info.func_id = func_id; + mac_info.vlan_id = vlan_id; + ether_addr_copy(mac_info.mac, mac_addr); + + err = l2nic_msg_to_mgmt_sync_ch(hwdev, HINIC3_NIC_CMD_SET_MAC, + &mac_info, sizeof(mac_info), + &mac_info, &out_size, channel); + if (err || !out_size || + hinic3_check_mac_info(hwdev, mac_info.msg_head.status, + mac_info.vlan_id)) { + nic_err(nic_io->dev_hdl, + "Failed to update MAC, err: %d, status: 0x%x, out size: 0x%x, channel: 0x%x\n", + err, mac_info.msg_head.status, out_size, channel); + return -EIO; + } + + if (PF_SET_VF_MAC(hwdev, mac_info.msg_head.status)) { + nic_warn(nic_io->dev_hdl, "PF has already set VF mac, Ignore set operation\n"); + return HINIC3_PF_SET_VF_ALREADY; + } + + if (mac_info.msg_head.status == HINIC3_MGMT_STATUS_EXIST) { + nic_warn(nic_io->dev_hdl, "MAC is repeated. Ignore update operation\n"); + return 0; + } + + return 0; +} +EXPORT_SYMBOL(hinic3_set_mac); + +int hinic3_del_mac(void *hwdev, const u8 *mac_addr, u16 vlan_id, u16 func_id, + u16 channel) +{ + struct hinic3_port_mac_set mac_info; + u16 out_size = sizeof(mac_info); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !mac_addr) + return -EINVAL; + + memset(&mac_info, 0, sizeof(mac_info)); + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + if ((vlan_id & HINIC_VLAN_ID_MASK) >= VLAN_N_VID) { + nic_err(nic_io->dev_hdl, "Invalid VLAN number: %d\n", + (vlan_id & HINIC_VLAN_ID_MASK)); + return -EINVAL; + } + + mac_info.func_id = func_id; + mac_info.vlan_id = vlan_id; + ether_addr_copy(mac_info.mac, mac_addr); + + err = l2nic_msg_to_mgmt_sync_ch(hwdev, HINIC3_NIC_CMD_DEL_MAC, + &mac_info, sizeof(mac_info), &mac_info, + &out_size, channel); + if (err || !out_size || + (mac_info.msg_head.status && !PF_SET_VF_MAC(hwdev, mac_info.msg_head.status))) { + nic_err(nic_io->dev_hdl, + "Failed to delete MAC, err: %d, status: 0x%x, out size: 0x%x, channel: 0x%x\n", + err, mac_info.msg_head.status, out_size, channel); + return -EIO; + } + + if (PF_SET_VF_MAC(hwdev, mac_info.msg_head.status)) { + nic_warn(nic_io->dev_hdl, "PF has already set VF mac, Ignore delete operation.\n"); + return HINIC3_PF_SET_VF_ALREADY; + } + + return 0; +} +EXPORT_SYMBOL(hinic3_del_mac); + +int hinic3_update_mac(void *hwdev, u8 *old_mac, u8 *new_mac, u16 vlan_id, + u16 func_id) +{ + struct hinic3_port_mac_update mac_info; + u16 out_size = sizeof(mac_info); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !old_mac || !new_mac) + return -EINVAL; + + memset(&mac_info, 0, sizeof(mac_info)); + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + if ((vlan_id & HINIC_VLAN_ID_MASK) >= VLAN_N_VID) { + nic_err(nic_io->dev_hdl, "Invalid VLAN number: %d\n", + (vlan_id & HINIC_VLAN_ID_MASK)); + return -EINVAL; + } + + mac_info.func_id = func_id; + mac_info.vlan_id = vlan_id; + ether_addr_copy(mac_info.old_mac, old_mac); + ether_addr_copy(mac_info.new_mac, new_mac); + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_UPDATE_MAC, + &mac_info, sizeof(mac_info), + &mac_info, &out_size); + if (err || !out_size || + hinic3_check_mac_info(hwdev, mac_info.msg_head.status, + mac_info.vlan_id)) { + nic_err(nic_io->dev_hdl, + "Failed to update MAC, err: %d, status: 0x%x, out size: 0x%x\n", + err, mac_info.msg_head.status, out_size); + return -EIO; + } + + if (PF_SET_VF_MAC(hwdev, mac_info.msg_head.status)) { + nic_warn(nic_io->dev_hdl, "PF has already set VF MAC. Ignore update operation\n"); + return HINIC3_PF_SET_VF_ALREADY; + } + + if (mac_info.msg_head.status == HINIC3_MGMT_STATUS_EXIST) { + nic_warn(nic_io->dev_hdl, "MAC is repeated. Ignore update operation\n"); + return 0; + } + + return 0; +} + +int hinic3_get_default_mac(void *hwdev, u8 *mac_addr) +{ + struct hinic3_port_mac_set mac_info; + u16 out_size = sizeof(mac_info); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !mac_addr) + return -EINVAL; + + memset(&mac_info, 0, sizeof(mac_info)); + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + mac_info.func_id = hinic3_global_func_id(hwdev); + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_GET_MAC, + &mac_info, sizeof(mac_info), + &mac_info, &out_size); + if (err || !out_size || mac_info.msg_head.status) { + nic_err(nic_io->dev_hdl, + "Failed to get mac, err: %d, status: 0x%x, out size: 0x%x\n", + err, mac_info.msg_head.status, out_size); + return -EINVAL; + } + + ether_addr_copy(mac_addr, mac_info.mac); + + return 0; +} + +static int hinic3_config_vlan(struct hinic3_nic_io *nic_io, u8 opcode, + u16 vlan_id, u16 func_id) +{ + struct hinic3_cmd_vlan_config vlan_info; + u16 out_size = sizeof(vlan_info); + int err; + + memset(&vlan_info, 0, sizeof(vlan_info)); + vlan_info.opcode = opcode; + vlan_info.func_id = func_id; + vlan_info.vlan_id = vlan_id; + + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, + HINIC3_NIC_CMD_CFG_FUNC_VLAN, + &vlan_info, sizeof(vlan_info), + &vlan_info, &out_size); + if (err || !out_size || vlan_info.msg_head.status) { + nic_err(nic_io->dev_hdl, + "Failed to %s vlan, err: %d, status: 0x%x, out size: 0x%x\n", + opcode == HINIC3_CMD_OP_ADD ? "add" : "delete", + err, vlan_info.msg_head.status, out_size); + return -EINVAL; + } + + return 0; +} + +int hinic3_add_vlan(void *hwdev, u16 vlan_id, u16 func_id) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + return hinic3_config_vlan(nic_io, HINIC3_CMD_OP_ADD, vlan_id, func_id); +} + +int hinic3_del_vlan(void *hwdev, u16 vlan_id, u16 func_id) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + return hinic3_config_vlan(nic_io, HINIC3_CMD_OP_DEL, vlan_id, func_id); +} + +int hinic3_set_vport_enable(void *hwdev, u16 func_id, bool enable, u16 channel) +{ + struct hinic3_vport_state en_state; + u16 out_size = sizeof(en_state); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev) + return -EINVAL; + + memset(&en_state, 0, sizeof(en_state)); + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + en_state.func_id = func_id; + en_state.state = enable ? 1 : 0; + + err = l2nic_msg_to_mgmt_sync_ch(hwdev, HINIC3_NIC_CMD_SET_VPORT_ENABLE, + &en_state, sizeof(en_state), + &en_state, &out_size, channel); + if (err || !out_size || en_state.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to set vport state, err: %d, status: 0x%x, out size: 0x%x, channel: 0x%x\n", + err, en_state.msg_head.status, out_size, channel); + return -EINVAL; + } + + return 0; +} +EXPORT_SYMBOL_GPL(hinic3_set_vport_enable); + +int hinic3_set_dcb_state(void *hwdev, struct hinic3_dcb_state *dcb_state) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev || !dcb_state) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!memcmp(&nic_io->dcb_state, dcb_state, sizeof(nic_io->dcb_state))) + return 0; + + /* save in sdk, vf will get dcb state when probing */ + hinic3_save_dcb_state(nic_io, dcb_state); + + /* notify stateful in pf, than notify all vf */ + hinic3_notify_dcb_state_event(nic_io, dcb_state); + + return 0; +} + +int hinic3_get_dcb_state(void *hwdev, struct hinic3_dcb_state *dcb_state) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev || !dcb_state) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + memcpy(dcb_state, &nic_io->dcb_state, sizeof(*dcb_state)); + + return 0; +} +EXPORT_SYMBOL(hinic3_get_dcb_state); + +int hinic3_get_cos_by_pri(void *hwdev, u8 pri, u8 *cos) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev || !cos) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + if (pri >= NIC_DCB_UP_MAX && nic_io->dcb_state.trust == HINIC3_DCB_PCP) + return -EINVAL; + + if (pri >= NIC_DCB_IP_PRI_MAX && nic_io->dcb_state.trust == HINIC3_DCB_DSCP) + return -EINVAL; + +/*lint -e662*/ +/*lint -e661*/ + if (nic_io->dcb_state.dcb_on) { + if (nic_io->dcb_state.trust == HINIC3_DCB_PCP) + *cos = nic_io->dcb_state.pcp2cos[pri]; + else + *cos = nic_io->dcb_state.dscp2cos[pri]; + } else { + *cos = nic_io->dcb_state.default_cos; + } +/*lint +e662*/ +/*lint +e661*/ + return 0; +} +EXPORT_SYMBOL(hinic3_get_cos_by_pri); + +int hinic3_save_dcb_state(struct hinic3_nic_io *nic_io, + struct hinic3_dcb_state *dcb_state) +{ + memcpy(&nic_io->dcb_state, dcb_state, sizeof(*dcb_state)); + + return 0; +} + +int hinic3_get_pf_dcb_state(void *hwdev, struct hinic3_dcb_state *dcb_state) +{ + struct hinic3_cmd_vf_dcb_state vf_dcb; + struct hinic3_nic_io *nic_io = NULL; + u16 out_size = sizeof(vf_dcb); + int err; + + if (!hwdev || !dcb_state) + return -EINVAL; + + memset(&vf_dcb, 0, sizeof(vf_dcb)); + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + if (hinic3_func_type(hwdev) != TYPE_VF) { + nic_err(nic_io->dev_hdl, "Only vf need to get pf dcb state\n"); + return -EINVAL; + } + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_VF_COS, &vf_dcb, + sizeof(vf_dcb), &vf_dcb, &out_size); + if (err || !out_size || vf_dcb.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to get vf default cos, err: %d, status: 0x%x, out size: 0x%x\n", + err, vf_dcb.msg_head.status, out_size); + return -EFAULT; + } + + memcpy(dcb_state, &vf_dcb.state, sizeof(*dcb_state)); + /* Save dcb_state in hw for stateful module */ + hinic3_save_dcb_state(nic_io, dcb_state); + + return 0; +} +EXPORT_SYMBOL(hinic3_get_pf_dcb_state); + +#define UNSUPPORT_SET_PAUSE 0x10 +static int hinic3_cfg_hw_pause(struct hinic3_nic_io *nic_io, u8 opcode, + struct nic_pause_config *nic_pause) +{ + struct hinic3_cmd_pause_config pause_info; + u16 out_size = sizeof(pause_info); + int err; + + memset(&pause_info, 0, sizeof(pause_info)); + + pause_info.port_id = hinic3_physical_port_id(nic_io->hwdev); + pause_info.opcode = opcode; + if (opcode == HINIC3_CMD_OP_SET) { + pause_info.auto_neg = nic_pause->auto_neg; + pause_info.rx_pause = nic_pause->rx_pause; + pause_info.tx_pause = nic_pause->tx_pause; + } + + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, + HINIC3_NIC_CMD_CFG_PAUSE_INFO, + &pause_info, sizeof(pause_info), + &pause_info, &out_size); + if (err || !out_size || pause_info.msg_head.status) { + if (pause_info.msg_head.status == UNSUPPORT_SET_PAUSE) { + err = -EOPNOTSUPP; + nic_err(nic_io->dev_hdl, "Can not set pause when pfc is enable\n"); + } else { + err = -EFAULT; + nic_err(nic_io->dev_hdl, "Failed to %s pause info, err: %d, status: 0x%x, out size: 0x%x\n", + opcode == HINIC3_CMD_OP_SET ? "set" : "get", + err, pause_info.msg_head.status, out_size); + } + return err; + } + + if (opcode == HINIC3_CMD_OP_GET) { + nic_pause->auto_neg = pause_info.auto_neg; + nic_pause->rx_pause = pause_info.rx_pause; + nic_pause->tx_pause = pause_info.tx_pause; + } + + return 0; +} + +int hinic3_set_pause_info(void *hwdev, struct nic_pause_config nic_pause) +{ + struct hinic3_nic_cfg *nic_cfg = NULL; + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + nic_cfg = &nic_io->nic_cfg; + + down(&nic_cfg->cfg_lock); + + err = hinic3_cfg_hw_pause(nic_io, HINIC3_CMD_OP_SET, &nic_pause); + if (err) { + up(&nic_cfg->cfg_lock); + return err; + } + + nic_cfg->pfc_en = 0; + nic_cfg->pfc_bitmap = 0; + nic_cfg->pause_set = true; + nic_cfg->nic_pause.auto_neg = nic_pause.auto_neg; + nic_cfg->nic_pause.rx_pause = nic_pause.rx_pause; + nic_cfg->nic_pause.tx_pause = nic_pause.tx_pause; + + up(&nic_cfg->cfg_lock); + + return 0; +} + +int hinic3_get_pause_info(void *hwdev, struct nic_pause_config *nic_pause) +{ + struct hinic3_nic_cfg *nic_cfg = NULL; + struct hinic3_nic_io *nic_io = NULL; + int err = 0; + + if (!hwdev || !nic_pause) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + nic_cfg = &nic_io->nic_cfg; + + err = hinic3_cfg_hw_pause(nic_io, HINIC3_CMD_OP_GET, nic_pause); + if (err) + return err; + + if (nic_cfg->pause_set || !nic_pause->auto_neg) { + nic_pause->rx_pause = nic_cfg->nic_pause.rx_pause; + nic_pause->tx_pause = nic_cfg->nic_pause.tx_pause; + } + + return 0; +} + +int hinic3_sync_dcb_state(void *hwdev, u8 op_code, u8 state) +{ + struct hinic3_cmd_set_dcb_state dcb_state; + struct hinic3_nic_io *nic_io = NULL; + u16 out_size = sizeof(dcb_state); + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + memset(&dcb_state, 0, sizeof(dcb_state)); + + dcb_state.op_code = op_code; + dcb_state.state = state; + dcb_state.func_id = hinic3_global_func_id(hwdev); + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_QOS_DCB_STATE, + &dcb_state, sizeof(dcb_state), &dcb_state, &out_size); + if (err || dcb_state.head.status || !out_size) { + nic_err(nic_io->dev_hdl, + "Failed to set dcb state, err: %d, status: 0x%x, out size: 0x%x\n", + err, dcb_state.head.status, out_size); + return -EFAULT; + } + + return 0; +} + +int hinic3_dcb_set_rq_iq_mapping(void *hwdev, u32 num_rqs, u8 *map, + u32 max_map_num) +{ + return 0; +} +EXPORT_SYMBOL(hinic3_dcb_set_rq_iq_mapping); + +int hinic3_flush_qps_res(void *hwdev) +{ + struct hinic3_cmd_clear_qp_resource sq_res; + u16 out_size = sizeof(sq_res); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + memset(&sq_res, 0, sizeof(sq_res)); + + sq_res.func_id = hinic3_global_func_id(hwdev); + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_CLEAR_QP_RESOURCE, + &sq_res, sizeof(sq_res), &sq_res, + &out_size); + if (err || !out_size || sq_res.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to clear sq resources, err: %d, status: 0x%x, out size: 0x%x\n", + err, sq_res.msg_head.status, out_size); + return -EINVAL; + } + + return 0; +} +EXPORT_SYMBOL(hinic3_flush_qps_res); + +int hinic3_cache_out_qps_res(void *hwdev) +{ + struct hinic3_cmd_cache_out_qp_resource qp_res; + u16 out_size = sizeof(qp_res); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + memset(&qp_res, 0, sizeof(qp_res)); + + qp_res.func_id = hinic3_global_func_id(hwdev); + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_CACHE_OUT_QP_RES, + &qp_res, sizeof(qp_res), &qp_res, &out_size); + if (err || !out_size || qp_res.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to cache out qp resources, err: %d, status: 0x%x, out size: 0x%x\n", + err, qp_res.msg_head.status, out_size); + return -EIO; + } + + return 0; +} + +int hinic3_get_fpga_phy_port_stats(void *hwdev, struct hinic3_phy_fpga_port_stats *stats) +{ + struct hinic3_port_stats *port_stats = NULL; + struct hinic3_port_stats_info stats_info; + u16 out_size = sizeof(*port_stats); + struct hinic3_nic_io *nic_io = NULL; + int err; + + port_stats = kzalloc(sizeof(*port_stats), GFP_KERNEL); + if (!port_stats) + return -ENOMEM; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + memset(&stats_info, 0, sizeof(stats_info)); + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_GET_PORT_STAT, + &stats_info, sizeof(stats_info), + port_stats, &out_size); + if (err || !out_size || port_stats->msg_head.status) { + nic_err(nic_io->dev_hdl, + "Failed to get port statistics, err: %d, status: 0x%x, out size: 0x%x\n", + err, port_stats->msg_head.status, out_size); + err = -EIO; + goto out; + } + + memcpy(stats, &port_stats->stats, sizeof(*stats)); + +out: + kfree(port_stats); + + return err; +} +EXPORT_SYMBOL(hinic3_get_fpga_phy_port_stats); + +int hinic3_get_vport_stats(void *hwdev, u16 func_id, struct hinic3_vport_stats *stats) +{ + struct hinic3_port_stats_info stats_info; + struct hinic3_cmd_vport_stats vport_stats; + u16 out_size = sizeof(vport_stats); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !stats) + return -EINVAL; + + memset(&stats_info, 0, sizeof(stats_info)); + memset(&vport_stats, 0, sizeof(vport_stats)); + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + stats_info.func_id = func_id; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_GET_VPORT_STAT, + &stats_info, sizeof(stats_info), + &vport_stats, &out_size); + if (err || !out_size || vport_stats.msg_head.status) { + nic_err(nic_io->dev_hdl, + "Failed to get function statistics, err: %d, status: 0x%x, out size: 0x%x\n", + err, vport_stats.msg_head.status, out_size); + return -EFAULT; + } + + memcpy(stats, &vport_stats.stats, sizeof(*stats)); + + return 0; +} + +static int hinic3_set_function_table(struct hinic3_nic_io *nic_io, u32 cfg_bitmap, + const struct hinic3_func_tbl_cfg *cfg) +{ + struct hinic3_cmd_set_func_tbl cmd_func_tbl; + u16 out_size = sizeof(cmd_func_tbl); + int err; + + memset(&cmd_func_tbl, 0, sizeof(cmd_func_tbl)); + cmd_func_tbl.func_id = hinic3_global_func_id(nic_io->hwdev); + cmd_func_tbl.cfg_bitmap = cfg_bitmap; + cmd_func_tbl.tbl_cfg = *cfg; + + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, + HINIC3_NIC_CMD_SET_FUNC_TBL, + &cmd_func_tbl, sizeof(cmd_func_tbl), + &cmd_func_tbl, &out_size); + if (err || cmd_func_tbl.msg_head.status || !out_size) { + nic_err(nic_io->dev_hdl, + "Failed to set func table, bitmap: 0x%x, err: %d, status: 0x%x, out size: 0x%x\n", + cfg_bitmap, err, cmd_func_tbl.msg_head.status, + out_size); + return -EFAULT; + } + + return 0; +} + +static int hinic3_init_function_table(struct hinic3_nic_io *nic_io) +{ + struct hinic3_func_tbl_cfg func_tbl_cfg = {0}; + u32 cfg_bitmap = BIT(FUNC_CFG_INIT) | BIT(FUNC_CFG_MTU) | + BIT(FUNC_CFG_RX_BUF_SIZE); + + func_tbl_cfg.mtu = 0x3FFF; /* default, max mtu */ + func_tbl_cfg.rx_wqe_buf_size = nic_io->rx_buff_len; + + return hinic3_set_function_table(nic_io, cfg_bitmap, &func_tbl_cfg); +} + +int hinic3_set_port_mtu(void *hwdev, u16 new_mtu) +{ + struct hinic3_func_tbl_cfg func_tbl_cfg = {0}; + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + if (new_mtu < HINIC3_MIN_MTU_SIZE) { + nic_err(nic_io->dev_hdl, + "Invalid mtu size: %ubytes, mtu size < %ubytes", + new_mtu, HINIC3_MIN_MTU_SIZE); + return -EINVAL; + } + + if (new_mtu > HINIC3_MAX_JUMBO_FRAME_SIZE) { + nic_err(nic_io->dev_hdl, "Invalid mtu size: %ubytes, mtu size > %ubytes", + new_mtu, HINIC3_MAX_JUMBO_FRAME_SIZE); + return -EINVAL; + } + + func_tbl_cfg.mtu = new_mtu; + return hinic3_set_function_table(nic_io, BIT(FUNC_CFG_MTU), + &func_tbl_cfg); +} + +static int nic_feature_nego(void *hwdev, u8 opcode, u64 *s_feature, u16 size) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_cmd_feature_nego feature_nego; + u16 out_size = sizeof(feature_nego); + int err; + + if (!hwdev || !s_feature || size > NIC_MAX_FEATURE_QWORD) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + memset(&feature_nego, 0, sizeof(feature_nego)); + feature_nego.func_id = hinic3_global_func_id(hwdev); + feature_nego.opcode = opcode; + if (opcode == HINIC3_CMD_OP_SET) + memcpy(feature_nego.s_feature, s_feature, size * sizeof(u64)); + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_FEATURE_NEGO, + &feature_nego, sizeof(feature_nego), + &feature_nego, &out_size); + if (err || !out_size || feature_nego.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to negotiate nic feature, err:%d, status: 0x%x, out_size: 0x%x\n", + err, feature_nego.msg_head.status, out_size); + return -EIO; + } + + if (opcode == HINIC3_CMD_OP_GET) + memcpy(s_feature, feature_nego.s_feature, size * sizeof(u64)); + + return 0; +} + +static int hinic3_get_bios_pf_bw_limit(void *hwdev, u32 *pf_bw_limit) +{ + struct hinic3_nic_io *nic_io = NULL; + struct nic_cmd_bios_cfg cfg = {{0}}; + u16 out_size = sizeof(cfg); + int err; + + if (!hwdev || !pf_bw_limit) + return -EINVAL; + + if (hinic3_func_type(hwdev) == TYPE_VF || !HINIC3_SUPPORT_RATE_LIMIT(hwdev)) + return 0; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + cfg.bios_cfg.func_id = (u8)hinic3_global_func_id(hwdev); + cfg.bios_cfg.func_valid = 1; + cfg.op_code = 0 | NIC_NVM_DATA_PF_SPEED_LIMIT; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_BIOS_CFG, &cfg, sizeof(cfg), + &cfg, &out_size); + if (err || !out_size || cfg.head.status) { + nic_err(nic_io->dev_hdl, + "Failed to get bios pf bandwidth limit, err: %d, status: 0x%x, out size: 0x%x\n", + err, cfg.head.status, out_size); + return -EIO; + } + + /* check data is valid or not */ + if (cfg.bios_cfg.signature != BIOS_CFG_SIGNATURE) + nic_warn(nic_io->dev_hdl, "Invalid bios configuration data, signature: 0x%x\n", + cfg.bios_cfg.signature); + + if (cfg.bios_cfg.pf_bw > MAX_LIMIT_BW) { + nic_err(nic_io->dev_hdl, "Invalid bios cfg pf bandwidth limit: %u\n", + cfg.bios_cfg.pf_bw); + return -EINVAL; + } + + *pf_bw_limit = cfg.bios_cfg.pf_bw; + + return 0; +} + +int hinic3_set_pf_rate(void *hwdev, u8 speed_level) +{ + struct hinic3_cmd_tx_rate_cfg rate_cfg = {{0}}; + struct hinic3_nic_io *nic_io = NULL; + u16 out_size = sizeof(rate_cfg); + u32 pf_rate; + int err; + u32 speed_convert[PORT_SPEED_UNKNOWN] = { + 0, 10, 100, 1000, 10000, 25000, 40000, 50000, 100000, 200000 + }; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EINVAL; + + if (speed_level >= PORT_SPEED_UNKNOWN) { + nic_err(nic_io->dev_hdl, "Invalid speed level: %hhu\n", speed_level); + return -EINVAL; + } + + if (nic_io->nic_cfg.pf_bw_limit == MAX_LIMIT_BW) { + pf_rate = 0; + } else { + /* divided by 100 to convert to percentage */ + pf_rate = (speed_convert[speed_level] / 100) * nic_io->nic_cfg.pf_bw_limit; + /* bandwidth limit is very small but not unlimit in this case */ + if (pf_rate == 0 && speed_level != PORT_SPEED_NOT_SET) + pf_rate = 1; + } + + rate_cfg.func_id = hinic3_global_func_id(hwdev); + rate_cfg.min_rate = 0; + rate_cfg.max_rate = pf_rate; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_SET_MAX_MIN_RATE, &rate_cfg, + sizeof(rate_cfg), &rate_cfg, &out_size); + if (err || !out_size || rate_cfg.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to set rate(%u), err: %d, status: 0x%x, out size: 0x%x\n", + pf_rate, err, rate_cfg.msg_head.status, out_size); + return rate_cfg.msg_head.status ? rate_cfg.msg_head.status : -EIO; + } + + return 0; +} + +static int hinic3_get_nic_feature_from_hw(void *hwdev, u64 *s_feature, u16 size) +{ + return nic_feature_nego(hwdev, HINIC3_CMD_OP_GET, s_feature, size); +} + +int hinic3_set_nic_feature_to_hw(void *hwdev) +{ + struct hinic3_nic_io *nic_io = NULL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + return nic_feature_nego(hwdev, HINIC3_CMD_OP_SET, &nic_io->feature_cap, 1); +} + +u64 hinic3_get_feature_cap(void *hwdev) +{ + struct hinic3_nic_io *nic_io = NULL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + return nic_io->feature_cap; +} + +void hinic3_update_nic_feature(void *hwdev, u64 s_feature) +{ + struct hinic3_nic_io *nic_io = NULL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + nic_io->feature_cap = s_feature; + + nic_info(nic_io->dev_hdl, "Update nic feature to 0x%llx\n", nic_io->feature_cap); +} + +static inline int init_nic_hwdev_param_valid(const void *hwdev, const void *pcidev_hdl, + const void *dev_hdl) +{ + if (!hwdev || !pcidev_hdl || !dev_hdl) + return -EINVAL; + + return 0; +} + +static int hinic3_init_nic_io(void *hwdev, void *pcidev_hdl, void *dev_hdl, + struct hinic3_nic_io **nic_io) +{ + if (init_nic_hwdev_param_valid(hwdev, pcidev_hdl, dev_hdl)) + return -EINVAL; + + *nic_io = kzalloc(sizeof(**nic_io), GFP_KERNEL); + if (!(*nic_io)) + return -ENOMEM; + + (*nic_io)->dev_hdl = dev_hdl; + (*nic_io)->pcidev_hdl = pcidev_hdl; + (*nic_io)->hwdev = hwdev; + + sema_init(&((*nic_io)->nic_cfg.cfg_lock), 1); + mutex_init(&((*nic_io)->nic_cfg.sfp_mutex)); + + (*nic_io)->nic_cfg.rt_cmd.mpu_send_sfp_abs = false; + (*nic_io)->nic_cfg.rt_cmd.mpu_send_sfp_info = false; + + return 0; +} + +/* + * hinic3_init_nic_hwdev - init nic hwdev + * @hwdev: pointer to hwdev + * @pcidev_hdl: pointer to pcidev or handler + * @dev_hdl: pointer to pcidev->dev or handler, for sdk_err() or dma_alloc() + * @rx_buff_len: rx_buff_len is receive buffer length + */ +int hinic3_init_nic_hwdev(void *hwdev, void *pcidev_hdl, void *dev_hdl, + u16 rx_buff_len) +{ + struct hinic3_nic_io *nic_io = NULL; + int err; + + err = hinic3_init_nic_io(hwdev, pcidev_hdl, dev_hdl, &nic_io); + if (err) + return err; + + err = hinic3_register_service_adapter(hwdev, nic_io, SERVICE_T_NIC); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to register service adapter\n"); + goto register_sa_err; + } + + err = hinic3_set_func_svc_used_state(hwdev, SVC_T_NIC, 1, HINIC3_CHANNEL_NIC); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to set function svc used state\n"); + goto set_used_state_err; + } + + err = hinic3_init_function_table(nic_io); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to init function table\n"); + goto err_out; + } + + err = hinic3_get_nic_feature_from_hw(hwdev, &nic_io->feature_cap, 1); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to get nic features\n"); + goto err_out; + } + + sdk_info(dev_hdl, "nic features: 0x%llx\n", nic_io->feature_cap); + + err = hinic3_get_bios_pf_bw_limit(hwdev, &nic_io->nic_cfg.pf_bw_limit); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to get pf bandwidth limit\n"); + goto err_out; + } + + err = hinic3_vf_func_init(nic_io); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to init vf info\n"); + goto err_out; + } + + nic_io->rx_buff_len = rx_buff_len; + + return 0; + +err_out: + hinic3_set_func_svc_used_state(hwdev, SVC_T_NIC, 0, HINIC3_CHANNEL_NIC); + +set_used_state_err: + hinic3_unregister_service_adapter(hwdev, SERVICE_T_NIC); + +register_sa_err: + mutex_deinit(&nic_io->nic_cfg.sfp_mutex); + sema_deinit(&nic_io->nic_cfg.cfg_lock); + + kfree(nic_io); + + return err; +} +EXPORT_SYMBOL(hinic3_init_nic_hwdev); + +void hinic3_free_nic_hwdev(void *hwdev) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev) + return; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return; + + hinic3_vf_func_free(nic_io); + + hinic3_set_func_svc_used_state(hwdev, SVC_T_NIC, 0, HINIC3_CHANNEL_NIC); + + hinic3_unregister_service_adapter(hwdev, SERVICE_T_NIC); + + mutex_deinit(&nic_io->nic_cfg.sfp_mutex); + sema_deinit(&nic_io->nic_cfg.cfg_lock); + + kfree(nic_io); +} +EXPORT_SYMBOL(hinic3_free_nic_hwdev); + +int hinic3_force_drop_tx_pkt(void *hwdev) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_force_pkt_drop pkt_drop; + u16 out_size = sizeof(pkt_drop); + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + memset(&pkt_drop, 0, sizeof(pkt_drop)); + pkt_drop.port = hinic3_physical_port_id(hwdev); + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_FORCE_PKT_DROP, + &pkt_drop, sizeof(pkt_drop), + &pkt_drop, &out_size); + if ((pkt_drop.msg_head.status != HINIC3_MGMT_CMD_UNSUPPORTED && + pkt_drop.msg_head.status) || err || !out_size) { + nic_err(nic_io->dev_hdl, + "Failed to set force tx packets drop, err: %d, status: 0x%x, out size: 0x%x\n", + err, pkt_drop.msg_head.status, out_size); + return -EFAULT; + } + + return pkt_drop.msg_head.status; +} + +int hinic3_set_rx_mode(void *hwdev, u32 enable) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_rx_mode_config rx_mode_cfg; + u16 out_size = sizeof(rx_mode_cfg); + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + memset(&rx_mode_cfg, 0, sizeof(rx_mode_cfg)); + rx_mode_cfg.func_id = hinic3_global_func_id(hwdev); + rx_mode_cfg.rx_mode = enable; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_SET_RX_MODE, + &rx_mode_cfg, sizeof(rx_mode_cfg), + &rx_mode_cfg, &out_size); + if (err || !out_size || rx_mode_cfg.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to set rx mode, err: %d, status: 0x%x, out size: 0x%x\n", + err, rx_mode_cfg.msg_head.status, out_size); + return -EINVAL; + } + + return 0; +} + +int hinic3_set_rx_vlan_offload(void *hwdev, u8 en) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_cmd_vlan_offload vlan_cfg; + u16 out_size = sizeof(vlan_cfg); + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + memset(&vlan_cfg, 0, sizeof(vlan_cfg)); + vlan_cfg.func_id = hinic3_global_func_id(hwdev); + vlan_cfg.vlan_offload = en; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_SET_RX_VLAN_OFFLOAD, + &vlan_cfg, sizeof(vlan_cfg), + &vlan_cfg, &out_size); + if (err || !out_size || vlan_cfg.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to set rx vlan offload, err: %d, status: 0x%x, out size: 0x%x\n", + err, vlan_cfg.msg_head.status, out_size); + return -EINVAL; + } + + return 0; +} + +int hinic3_update_mac_vlan(void *hwdev, u16 old_vlan, u16 new_vlan, int vf_id) +{ + struct vf_data_storage *vf_info = NULL; + struct hinic3_nic_io *nic_io = NULL; + u16 func_id; + int err; + + if (!hwdev || old_vlan >= VLAN_N_VID || new_vlan >= VLAN_N_VID) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + vf_info = nic_io->vf_infos + HW_VF_ID_TO_OS(vf_id); + if (!nic_io->vf_infos || is_zero_ether_addr(vf_info->drv_mac_addr)) + return 0; + + func_id = hinic3_glb_pf_vf_offset(nic_io->hwdev) + (u16)vf_id; + + err = hinic3_del_mac(nic_io->hwdev, vf_info->drv_mac_addr, + old_vlan, func_id, HINIC3_CHANNEL_NIC); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to delete VF %d MAC %pM vlan %u\n", + HW_VF_ID_TO_OS(vf_id), vf_info->drv_mac_addr, old_vlan); + return err; + } + + err = hinic3_set_mac(nic_io->hwdev, vf_info->drv_mac_addr, + new_vlan, func_id, HINIC3_CHANNEL_NIC); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to add VF %d MAC %pM vlan %u\n", + HW_VF_ID_TO_OS(vf_id), vf_info->drv_mac_addr, new_vlan); + hinic3_set_mac(nic_io->hwdev, vf_info->drv_mac_addr, + old_vlan, func_id, HINIC3_CHANNEL_NIC); + return err; + } + + return 0; +} + +static int hinic3_set_rx_lro(void *hwdev, u8 ipv4_en, u8 ipv6_en, + u8 lro_max_pkt_len) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_cmd_lro_config lro_cfg; + u16 out_size = sizeof(lro_cfg); + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + memset(&lro_cfg, 0, sizeof(lro_cfg)); + lro_cfg.func_id = hinic3_global_func_id(hwdev); + lro_cfg.opcode = HINIC3_CMD_OP_SET; + lro_cfg.lro_ipv4_en = ipv4_en; + lro_cfg.lro_ipv6_en = ipv6_en; + lro_cfg.lro_max_pkt_len = lro_max_pkt_len; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_CFG_RX_LRO, + &lro_cfg, sizeof(lro_cfg), + &lro_cfg, &out_size); + if (err || !out_size || lro_cfg.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to set lro offload, err: %d, status: 0x%x, out size: 0x%x\n", + err, lro_cfg.msg_head.status, out_size); + return -EINVAL; + } + + return 0; +} + +static int hinic3_set_rx_lro_timer(void *hwdev, u32 timer_value) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_cmd_lro_timer lro_timer; + u16 out_size = sizeof(lro_timer); + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + memset(&lro_timer, 0, sizeof(lro_timer)); + lro_timer.opcode = HINIC3_CMD_OP_SET; + lro_timer.timer = timer_value; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_CFG_LRO_TIMER, + &lro_timer, sizeof(lro_timer), + &lro_timer, &out_size); + if (err || !out_size || lro_timer.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to set lro timer, err: %d, status: 0x%x, out size: 0x%x\n", + err, lro_timer.msg_head.status, out_size); + + return -EINVAL; + } + + return 0; +} + +int hinic3_set_rx_lro_state(void *hwdev, u8 lro_en, u32 lro_timer, + u32 lro_max_pkt_len) +{ + struct hinic3_nic_io *nic_io = NULL; + u8 ipv4_en = 0, ipv6_en = 0; + int err; + + if (!hwdev) + return -EINVAL; + + ipv4_en = lro_en ? 1 : 0; + ipv6_en = lro_en ? 1 : 0; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + nic_info(nic_io->dev_hdl, "Set LRO max coalesce packet size to %uK\n", + lro_max_pkt_len); + + err = hinic3_set_rx_lro(hwdev, ipv4_en, ipv6_en, (u8)lro_max_pkt_len); + if (err) + return err; + + /* we don't set LRO timer for VF */ + if (hinic3_func_type(hwdev) == TYPE_VF) + return 0; + + nic_info(nic_io->dev_hdl, "Set LRO timer to %u\n", lro_timer); + + return hinic3_set_rx_lro_timer(hwdev, lro_timer); +} + +int hinic3_set_vlan_fliter(void *hwdev, u32 vlan_filter_ctrl) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_cmd_set_vlan_filter vlan_filter; + u16 out_size = sizeof(vlan_filter); + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + memset(&vlan_filter, 0, sizeof(vlan_filter)); + vlan_filter.func_id = hinic3_global_func_id(hwdev); + vlan_filter.vlan_filter_ctrl = vlan_filter_ctrl; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_SET_VLAN_FILTER_EN, + &vlan_filter, sizeof(vlan_filter), + &vlan_filter, &out_size); + if (err || !out_size || vlan_filter.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to set vlan filter, err: %d, status: 0x%x, out size: 0x%x\n", + err, vlan_filter.msg_head.status, out_size); + return -EINVAL; + } + + return 0; +} + +int hinic3_set_func_capture_en(void *hwdev, u16 func_id, bool cap_en) +{ + // struct hinic_hwdev *dev = hwdev; + struct nic_cmd_capture_info cap_info = {{0}}; + u16 out_size = sizeof(cap_info); + int err; + + if (!hwdev) + return -EINVAL; + + /* 2 function capture types */ + // cap_info.op_type = UP_UCAPTURE_OP_TYPE_FUNC; + cap_info.is_en_trx = cap_en; + cap_info.func_port = func_id; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_SET_UCAPTURE_OPT, + &cap_info, sizeof(cap_info), + &cap_info, &out_size); + if (err || !out_size || cap_info.msg_head.status) + return -EINVAL; + + return 0; +} +EXPORT_SYMBOL(hinic3_set_func_capture_en); + +int hinic3_add_tcam_rule(void *hwdev, struct nic_tcam_cfg_rule *tcam_rule) +{ + u16 out_size = sizeof(struct nic_cmd_fdir_add_rule); + struct nic_cmd_fdir_add_rule tcam_cmd; + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !tcam_rule) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (tcam_rule->index >= HINIC3_MAX_TCAM_RULES_NUM) { + nic_err(nic_io->dev_hdl, "Tcam rules num to add is invalid\n"); + return -EINVAL; + } + + memset(&tcam_cmd, 0, sizeof(struct nic_cmd_fdir_add_rule)); + memcpy((void *)&tcam_cmd.rule, (void *)tcam_rule, + sizeof(struct nic_tcam_cfg_rule)); + tcam_cmd.func_id = hinic3_global_func_id(hwdev); + tcam_cmd.type = TCAM_RULE_FDIR_TYPE; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_ADD_TC_FLOW, + &tcam_cmd, sizeof(tcam_cmd), + &tcam_cmd, &out_size); + if (err || tcam_cmd.head.status || !out_size) { + nic_err(nic_io->dev_hdl, + "Add tcam rule failed, err: %d, status: 0x%x, out size: 0x%x\n", + err, tcam_cmd.head.status, out_size); + return -EIO; + } + + return 0; +} + +int hinic3_del_tcam_rule(void *hwdev, u32 index) +{ + u16 out_size = sizeof(struct nic_cmd_fdir_del_rules); + struct nic_cmd_fdir_del_rules tcam_cmd; + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (index >= HINIC3_MAX_TCAM_RULES_NUM) { + nic_err(nic_io->dev_hdl, "Tcam rules num to del is invalid\n"); + return -EINVAL; + } + + memset(&tcam_cmd, 0, sizeof(struct nic_cmd_fdir_del_rules)); + tcam_cmd.index_start = index; + tcam_cmd.index_num = 1; + tcam_cmd.func_id = hinic3_global_func_id(hwdev); + tcam_cmd.type = TCAM_RULE_FDIR_TYPE; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_DEL_TC_FLOW, + &tcam_cmd, sizeof(tcam_cmd), + &tcam_cmd, &out_size); + if (err || tcam_cmd.head.status || !out_size) { + nic_err(nic_io->dev_hdl, + "Del tcam rule failed, err: %d, status: 0x%x, out size: 0x%x\n", + err, tcam_cmd.head.status, out_size); + return -EIO; + } + + return 0; +} + +/** + * hinic3_mgmt_tcam_block - alloc or free tcam block for IO packet. + * + * @param hwdev + * The hardware interface of a nic device. + * @param alloc_en + * 1 alloc block. + * 0 free block. + * @param index + * block index from firmware. + * @return + * 0 on success, + * negative error value otherwise. + */ +static int hinic3_mgmt_tcam_block(void *hwdev, u8 alloc_en, u16 *index) +{ + struct nic_cmd_ctrl_tcam_block_out tcam_block_info; + u16 out_size = sizeof(struct nic_cmd_ctrl_tcam_block_out); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !index) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + memset(&tcam_block_info, 0, + sizeof(struct nic_cmd_ctrl_tcam_block_out)); + + tcam_block_info.func_id = hinic3_global_func_id(hwdev); + tcam_block_info.alloc_en = alloc_en; + tcam_block_info.tcam_type = NIC_TCAM_BLOCK_TYPE_LARGE; + tcam_block_info.tcam_block_index = *index; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_CFG_TCAM_BLOCK, + &tcam_block_info, sizeof(tcam_block_info), + &tcam_block_info, &out_size); + if (err || tcam_block_info.head.status || !out_size) { + nic_err(nic_io->dev_hdl, + "Set tcam block failed, err: %d, status: 0x%x, out size: 0x%x\n", + err, tcam_block_info.head.status, out_size); + return -EIO; + } + + if (alloc_en) + *index = tcam_block_info.tcam_block_index; + + return 0; +} + +int hinic3_alloc_tcam_block(void *hwdev, u16 *index) +{ + return hinic3_mgmt_tcam_block(hwdev, HINIC3_TCAM_BLOCK_ENABLE, index); +} + +int hinic3_free_tcam_block(void *hwdev, u16 *index) +{ + return hinic3_mgmt_tcam_block(hwdev, HINIC3_TCAM_BLOCK_DISABLE, index); +} + +int hinic3_set_fdir_tcam_rule_filter(void *hwdev, bool enable) +{ + struct nic_cmd_set_tcam_enable port_tcam_cmd; + u16 out_size = sizeof(port_tcam_cmd); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + memset(&port_tcam_cmd, 0, sizeof(port_tcam_cmd)); + port_tcam_cmd.func_id = hinic3_global_func_id(hwdev); + port_tcam_cmd.tcam_enable = (u8)enable; + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_ENABLE_TCAM, + &port_tcam_cmd, sizeof(port_tcam_cmd), + &port_tcam_cmd, &out_size); + if (err || port_tcam_cmd.head.status || !out_size) { + nic_err(nic_io->dev_hdl, "Set fdir tcam filter failed, err: %d, status: 0x%x, out size: 0x%x, enable: 0x%x\n", + err, port_tcam_cmd.head.status, out_size, + enable); + return -EIO; + } + + return 0; +} + +int hinic3_flush_tcam_rule(void *hwdev) +{ + struct nic_cmd_flush_tcam_rules tcam_flush; + u16 out_size = sizeof(struct nic_cmd_flush_tcam_rules); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + memset(&tcam_flush, 0, sizeof(struct nic_cmd_flush_tcam_rules)); + tcam_flush.func_id = hinic3_global_func_id(hwdev); + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_FLUSH_TCAM, + &tcam_flush, + sizeof(struct nic_cmd_flush_tcam_rules), + &tcam_flush, &out_size); + if (err || tcam_flush.head.status || !out_size) { + nic_err(nic_io->dev_hdl, + "Flush tcam fdir rules failed, err: %d, status: 0x%x, out size: 0x%x\n", + err, tcam_flush.head.status, out_size); + return -EIO; + } + + return 0; +} + +int hinic3_get_rxq_hw_info(void *hwdev, struct rxq_check_info *rxq_info, u16 num_qps, u16 wqe_type) +{ + struct hinic3_cmd_buf *cmd_buf = NULL; + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_rxq_hw *rxq_hw = NULL; + struct rxq_check_info *rxq_info_out = NULL; + int err; + u16 i; + + if (!hwdev || !rxq_info) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + cmd_buf = hinic3_alloc_cmd_buf(hwdev); + if (!cmd_buf) { + nic_err(nic_io->dev_hdl, "Failed to allocate cmd_buf.\n"); + return -ENOMEM; + } + + rxq_hw = cmd_buf->buf; + rxq_hw->func_id = hinic3_global_func_id(hwdev); + rxq_hw->num_queues = num_qps; + + hinic3_cpu_to_be32(rxq_hw, sizeof(struct hinic3_rxq_hw)); + + cmd_buf->size = sizeof(struct hinic3_rxq_hw); + + err = hinic3_cmdq_detail_resp(hwdev, HINIC3_MOD_L2NIC, HINIC3_UCODE_CMD_RXQ_INFO_GET, + cmd_buf, cmd_buf, NULL, 0, HINIC3_CHANNEL_NIC); + if (err) + goto get_rxq_info_failed; + + rxq_info_out = cmd_buf->buf; + for (i = 0; i < num_qps; i++) { + rxq_info[i].hw_pi = rxq_info_out[i].hw_pi >> wqe_type; + rxq_info[i].hw_ci = rxq_info_out[i].hw_ci >> wqe_type; + } + +get_rxq_info_failed: + hinic3_free_cmd_buf(hwdev, cmd_buf); + + return err; +} + +int hinic3_pf_set_vf_link_state(void *hwdev, bool vf_link_forced, bool link_state) +{ + struct hinic3_nic_io *nic_io = NULL; + struct vf_data_storage *vf_infos = NULL; + int vf_id; + + if (!hwdev) { + pr_err("hwdev is null.\n"); + return -EINVAL; + } + + if (hinic3_func_type(hwdev) == TYPE_VF) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) { + pr_err("nic_io is null.\n"); + return -EINVAL; + } + + vf_infos = nic_io->vf_infos; + for (vf_id = 0; vf_id < nic_io->max_vfs; vf_id++) { + vf_infos[vf_id].link_up = link_state; + vf_infos[vf_id].link_forced = vf_link_forced; + } + + return 0; +} +EXPORT_SYMBOL(hinic3_pf_set_vf_link_state); diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.h b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.h new file mode 100644 index 000000000000..09f3b8faddb9 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.h @@ -0,0 +1,621 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_NIC_CFG_H +#define HINIC3_NIC_CFG_H + +#include <linux/types.h> +#include <linux/netdevice.h> + +#include "hinic3_mgmt_interface.h" +#include "mag_cmd.h" + +#define OS_VF_ID_TO_HW(os_vf_id) ((os_vf_id) + 1) +#define HW_VF_ID_TO_OS(hw_vf_id) ((hw_vf_id) - 1) + +#define HINIC3_VLAN_PRIORITY_SHIFT 13 + +#define HINIC3_RSS_INDIR_4B_UNIT 3 +#define HINIC3_RSS_INDIR_NUM 2 + +#define HINIC3_RSS_KEY_RSV_NUM 2 +#define HINIC3_MAX_NUM_RQ 256 + +#define HINIC3_MIN_MTU_SIZE 256 +#define HINIC3_MAX_JUMBO_FRAME_SIZE 9600 + +#define HINIC3_PF_SET_VF_ALREADY 0x4 +#define HINIC3_MGMT_STATUS_EXIST 0x6 +#define CHECK_IPSU_15BIT 0x8000 + +#define HINIC3_MGMT_STATUS_TABLE_EMPTY 0xB /* Table empty */ +#define HINIC3_MGMT_STATUS_TABLE_FULL 0xC /* Table full */ + +#define HINIC3_LOWEST_LATENCY 3 +#define HINIC3_MULTI_VM_LATENCY 32 +#define HINIC3_MULTI_VM_PENDING_LIMIT 4 + +#define HINIC3_RX_RATE_LOW 200000 +#define HINIC3_RX_COAL_TIME_LOW 25 +#define HINIC3_RX_PENDING_LIMIT_LOW 2 + +#define HINIC3_RX_RATE_HIGH 700000 +#define HINIC3_RX_COAL_TIME_HIGH 225 +#define HINIC3_RX_PENDING_LIMIT_HIGH 8 + +#define HINIC3_RX_RATE_THRESH 50000 +#define HINIC3_TX_RATE_THRESH 50000 +#define HINIC3_RX_RATE_LOW_VM 100000 +#define HINIC3_RX_PENDING_LIMIT_HIGH_VM 87 + +#define HINIC3_DCB_PCP 0 +#define HINIC3_DCB_DSCP 1 + +#define MAX_LIMIT_BW 100 + +enum hinic3_valid_link_settings { + HILINK_LINK_SET_SPEED = 0x1, + HILINK_LINK_SET_AUTONEG = 0x2, + HILINK_LINK_SET_FEC = 0x4, +}; + +enum hinic3_link_follow_status { + HINIC3_LINK_FOLLOW_DEFAULT, + HINIC3_LINK_FOLLOW_PORT, + HINIC3_LINK_FOLLOW_SEPARATE, + HINIC3_LINK_FOLLOW_STATUS_MAX, +}; + +struct hinic3_link_ksettings { + u32 valid_bitmap; + u8 speed; /* enum nic_speed_level */ + u8 autoneg; /* 0 - off; 1 - on */ + u8 fec; /* 0 - RSFEC; 1 - BASEFEC; 2 - NOFEC */ +}; + +u64 hinic3_get_feature_cap(void *hwdev); + +#define HINIC3_SUPPORT_FEATURE(hwdev, feature) \ + (hinic3_get_feature_cap(hwdev) & NIC_F_##feature) +#define HINIC3_SUPPORT_CSUM(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, CSUM) +#define HINIC3_SUPPORT_SCTP_CRC(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, SCTP_CRC) +#define HINIC3_SUPPORT_TSO(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, TSO) +#define HINIC3_SUPPORT_UFO(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, UFO) +#define HINIC3_SUPPORT_LRO(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, LRO) +#define HINIC3_SUPPORT_RSS(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, RSS) +#define HINIC3_SUPPORT_RXVLAN_FILTER(hwdev) \ + HINIC3_SUPPORT_FEATURE(hwdev, RX_VLAN_FILTER) +#define HINIC3_SUPPORT_VLAN_OFFLOAD(hwdev) \ + (HINIC3_SUPPORT_FEATURE(hwdev, RX_VLAN_STRIP) && \ + HINIC3_SUPPORT_FEATURE(hwdev, TX_VLAN_INSERT)) +#define HINIC3_SUPPORT_VXLAN_OFFLOAD(hwdev) \ + HINIC3_SUPPORT_FEATURE(hwdev, VXLAN_OFFLOAD) +#define HINIC3_SUPPORT_IPSEC_OFFLOAD(hwdev) \ + HINIC3_SUPPORT_FEATURE(hwdev, IPSEC_OFFLOAD) +#define HINIC3_SUPPORT_FDIR(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, FDIR) +#define HINIC3_SUPPORT_PROMISC(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, PROMISC) +#define HINIC3_SUPPORT_ALLMULTI(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, ALLMULTI) +#define HINIC3_SUPPORT_VF_MAC(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, VF_MAC) +#define HINIC3_SUPPORT_RATE_LIMIT(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, RATE_LIMIT) + +#define HINIC3_SUPPORT_RXQ_RECOVERY(hwdev) HINIC3_SUPPORT_FEATURE(hwdev, RXQ_RECOVERY) + +struct nic_rss_type { + u8 tcp_ipv6_ext; + u8 ipv6_ext; + u8 tcp_ipv6; + u8 ipv6; + u8 tcp_ipv4; + u8 ipv4; + u8 udp_ipv6; + u8 udp_ipv4; +}; + +enum hinic3_rss_hash_type { + HINIC3_RSS_HASH_ENGINE_TYPE_XOR = 0, + HINIC3_RSS_HASH_ENGINE_TYPE_TOEP, + HINIC3_RSS_HASH_ENGINE_TYPE_MAX, +}; + +/* rss */ +struct nic_rss_indirect_tbl { + u32 rsvd[4]; /* Make sure that 16B beyond entry[] */ + u16 entry[NIC_RSS_INDIR_SIZE]; +}; + +struct nic_rss_context_tbl { + u32 rsvd[4]; + u32 ctx; +}; + +#define NIC_CONFIG_ALL_QUEUE_VLAN_CTX 0xFFFF +struct nic_vlan_ctx { + u32 func_id; + u32 qid; /* if qid = 0xFFFF, config current function all queue */ + u32 vlan_tag; + u32 vlan_mode; + u32 vlan_sel; +}; + +enum hinic3_link_status { + HINIC3_LINK_DOWN = 0, + HINIC3_LINK_UP +}; + +struct nic_port_info { + u8 port_type; + u8 autoneg_cap; + u8 autoneg_state; + u8 duplex; + u8 speed; + u8 fec; + u32 supported_mode; + u32 advertised_mode; +}; + +struct nic_pause_config { + u8 auto_neg; + u8 rx_pause; + u8 tx_pause; +}; + +struct rxq_check_info { + u16 hw_pi; + u16 hw_ci; +}; + +struct hinic3_rxq_hw { + u32 func_id; + u32 num_queues; + + u32 rsvd[14]; +}; + +#define MODULE_TYPE_SFP 0x3 +#define MODULE_TYPE_QSFP28 0x11 +#define MODULE_TYPE_QSFP 0x0C +#define MODULE_TYPE_QSFP_PLUS 0x0D + +#define TCAM_IP_TYPE_MASK 0x1 +#define TCAM_TUNNEL_TYPE_MASK 0xF +#define TCAM_FUNC_ID_MASK 0x7FFF + +int hinic3_add_tcam_rule(void *hwdev, struct nic_tcam_cfg_rule *tcam_rule); +int hinic3_del_tcam_rule(void *hwdev, u32 index); + +int hinic3_alloc_tcam_block(void *hwdev, u16 *index); +int hinic3_free_tcam_block(void *hwdev, u16 *index); + +int hinic3_set_fdir_tcam_rule_filter(void *hwdev, bool enable); + +int hinic3_flush_tcam_rule(void *hwdev); + +/* * + * @brief hinic3_update_mac - update mac address to hardware + * @param hwdev: device pointer to hwdev + * @param old_mac: old mac to delete + * @param new_mac: new mac to update + * @param vlan_id: vlan id + * @param func_id: function index + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_update_mac(void *hwdev, u8 *old_mac, u8 *new_mac, u16 vlan_id, + u16 func_id); + +/* * + * @brief hinic3_get_default_mac - get default mac address + * @param hwdev: device pointer to hwdev + * @param mac_addr: mac address from hardware + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_default_mac(void *hwdev, u8 *mac_addr); + +/* * + * @brief hinic3_set_port_mtu - set function mtu + * @param hwdev: device pointer to hwdev + * @param new_mtu: mtu + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_port_mtu(void *hwdev, u16 new_mtu); + +/* * + * @brief hinic3_get_link_state - get link state + * @param hwdev: device pointer to hwdev + * @param link_state: link state, 0-link down, 1-link up + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_link_state(void *hwdev, u8 *link_state); + +/* * + * @brief hinic3_get_vport_stats - get function stats + * @param hwdev: device pointer to hwdev + * @param func_id: function index + * @param stats: function stats + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_vport_stats(void *hwdev, u16 func_id, struct hinic3_vport_stats *stats); + +/* * + * @brief hinic3_notify_all_vfs_link_changed - notify to all vfs link changed + * @param hwdev: device pointer to hwdev + * @param link_status: link state, 0-link down, 1-link up + */ +void hinic3_notify_all_vfs_link_changed(void *hwdev, u8 link_status); + +/* * + * @brief hinic3_force_drop_tx_pkt - force drop tx packet + * @param hwdev: device pointer to hwdev + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_force_drop_tx_pkt(void *hwdev); + +/* * + * @brief hinic3_set_rx_mode - set function rx mode + * @param hwdev: device pointer to hwdev + * @param enable: rx mode state + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_rx_mode(void *hwdev, u32 enable); + +/* * + * @brief hinic3_set_rx_vlan_offload - set function vlan offload valid state + * @param hwdev: device pointer to hwdev + * @param en: 0-disable, 1-enable + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_rx_vlan_offload(void *hwdev, u8 en); + +/* * + * @brief hinic3_set_rx_lro_state - set rx LRO configuration + * @param hwdev: device pointer to hwdev + * @param lro_en: 0-disable, 1-enable + * @param lro_timer: LRO aggregation timeout + * @param lro_max_pkt_len: LRO coalesce packet size(unit is 1K) + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_rx_lro_state(void *hwdev, u8 lro_en, u32 lro_timer, + u32 lro_max_pkt_len); + +/* * + * @brief hinic3_set_vf_spoofchk - set vf spoofchk + * @param hwdev: device pointer to hwdev + * @param vf_id: vf id + * @param spoofchk: spoofchk + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_vf_spoofchk(void *hwdev, u16 vf_id, bool spoofchk); + +/* * + * @brief hinic3_vf_info_spoofchk - get vf spoofchk info + * @param hwdev: device pointer to hwdev + * @param vf_id: vf id + * @retval spoofchk state + */ +bool hinic3_vf_info_spoofchk(void *hwdev, int vf_id); + +/* * + * @brief hinic3_add_vf_vlan - add vf vlan id + * @param hwdev: device pointer to hwdev + * @param vf_id: vf id + * @param vlan: vlan id + * @param qos: qos + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_add_vf_vlan(void *hwdev, int vf_id, u16 vlan, u8 qos); + +/* * + * @brief hinic3_kill_vf_vlan - kill vf vlan + * @param hwdev: device pointer to hwdev + * @param vf_id: vf id + * @param vlan: vlan id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_kill_vf_vlan(void *hwdev, int vf_id); + +/* * + * @brief hinic3_set_vf_mac - set vf mac + * @param hwdev: device pointer to hwdev + * @param vf_id: vf id + * @param mac_addr: vf mac address + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_vf_mac(void *hwdev, int vf_id, unsigned char *mac_addr); + +/* * + * @brief hinic3_vf_info_vlanprio - get vf vlan priority + * @param hwdev: device pointer to hwdev + * @param vf_id: vf id + * @retval zero: vlan priority + */ +u16 hinic3_vf_info_vlanprio(void *hwdev, int vf_id); + +/* * + * @brief hinic3_set_vf_tx_rate - set vf tx rate + * @param hwdev: device pointer to hwdev + * @param vf_id: vf id + * @param max_rate: max rate + * @param min_rate: min rate + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_vf_tx_rate(void *hwdev, u16 vf_id, u32 max_rate, u32 min_rate); + +/* * + * @brief hinic3_set_vf_tx_rate - set vf tx rate + * @param hwdev: device pointer to hwdev + * @param vf_id: vf id + * @param ivi: vf info + * @retval zero: success + * @retval non-zero: failure + */ +void hinic3_get_vf_config(void *hwdev, u16 vf_id, struct ifla_vf_info *ivi); + +/* * + * @brief hinic3_set_vf_link_state - set vf link state + * @param hwdev: device pointer to hwdev + * @param vf_id: vf id + * @param link: link state + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_vf_link_state(void *hwdev, u16 vf_id, int link); + +/* * + * @brief hinic3_get_port_info - set port info + * @param hwdev: device pointer to hwdev + * @param port_info: port info + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_port_info(void *hwdev, struct nic_port_info *port_info, + u16 channel); + +/* * + * @brief hinic3_set_rss_type - set rss type + * @param hwdev: device pointer to hwdev + * @param rss_type: rss type + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_rss_type(void *hwdev, struct nic_rss_type rss_type); + +/* * + * @brief hinic3_get_rss_type - get rss type + * @param hwdev: device pointer to hwdev + * @param rss_type: rss type + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_rss_type(void *hwdev, struct nic_rss_type *rss_type); + +/* * + * @brief hinic3_rss_get_hash_engine - get rss hash engine + * @param hwdev: device pointer to hwdev + * @param type: hash engine + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_rss_get_hash_engine(void *hwdev, u8 *type); + +/* * + * @brief hinic3_rss_set_hash_engine - set rss hash engine + * @param hwdev: device pointer to hwdev + * @param type: hash engine + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_rss_set_hash_engine(void *hwdev, u8 type); + +/* * + * @brief hinic3_rss_cfg - set rss configuration + * @param hwdev: device pointer to hwdev + * @param rss_en: enable rss flag + * @param type: number of TC + * @param cos_num: cos num + * @param num_qps: number of queue + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_rss_cfg(void *hwdev, u8 rss_en, u8 cos_num, u8 *prio_tc, + u16 num_qps); + +/* * + * @brief hinic3_rss_set_template_tbl - set template table + * @param hwdev: device pointer to hwdev + * @param key: rss key + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_rss_set_hash_key(void *hwdev, const u8 *key); + +/* * + * @brief hinic3_rss_get_template_tbl - get template table + * @param hwdev: device pointer to hwdev + * @param key: rss key + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_rss_get_hash_key(void *hwdev, u8 *key); + +/* * + * @brief hinic3_refresh_nic_cfg - refresh port cfg + * @param hwdev: device pointer to hwdev + * @param port_info: port information + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_refresh_nic_cfg(void *hwdev, struct nic_port_info *port_info); + +/* * + * @brief hinic3_add_vlan - add vlan + * @param hwdev: device pointer to hwdev + * @param vlan_id: vlan id + * @param func_id: function id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_add_vlan(void *hwdev, u16 vlan_id, u16 func_id); + +/* * + * @brief hinic3_del_vlan - delete vlan + * @param hwdev: device pointer to hwdev + * @param vlan_id: vlan id + * @param func_id: function id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_del_vlan(void *hwdev, u16 vlan_id, u16 func_id); + + +/* * + * @brief hinic3_rss_set_indir_tbl - set rss indirect table + * @param hwdev: device pointer to hwdev + * @param indir_table: rss indirect table + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_rss_set_indir_tbl(void *hwdev, const u32 *indir_table); + +/* * + * @brief hinic3_rss_get_indir_tbl - get rss indirect table + * @param hwdev: device pointer to hwdev + * @param indir_table: rss indirect table + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_rss_get_indir_tbl(void *hwdev, u32 *indir_table); + +/* * + * @brief hinic3_get_phy_port_stats - get port stats + * @param hwdev: device pointer to hwdev + * @param stats: port stats + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_phy_port_stats(void *hwdev, struct mag_cmd_port_stats *stats); + +int hinic3_get_fpga_phy_port_stats(void *hwdev, struct hinic3_phy_fpga_port_stats *stats); + +int hinic3_set_port_funcs_state(void *hwdev, bool enable); + +int hinic3_reset_port_link_cfg(void *hwdev); + +int hinic3_force_port_relink(void *hwdev); + +int hinic3_set_dcb_state(void *hwdev, struct hinic3_dcb_state *dcb_state); + +int hinic3_dcb_set_pfc(void *hwdev, u8 pfc_en, u8 pfc_bitmap); + +int hinic3_dcb_get_pfc(void *hwdev, u8 *pfc_en_bitmap); + +int hinic3_dcb_set_ets(void *hwdev, u8 *cos_tc, u8 *cos_bw, u8 *cos_prio, + u8 *tc_bw, u8 *tc_prio); + +int hinic3_dcb_set_cos_up_map(void *hwdev, u8 cos_valid_bitmap, u8 *cos_up, + u8 max_cos_num); + +int hinic3_dcb_set_rq_iq_mapping(void *hwdev, u32 num_rqs, u8 *map, + u32 max_map_num); + +int hinic3_sync_dcb_state(void *hwdev, u8 op_code, u8 state); + +int hinic3_get_pause_info(void *hwdev, struct nic_pause_config *nic_pause); + +int hinic3_set_pause_info(void *hwdev, struct nic_pause_config nic_pause); + +int hinic3_set_link_settings(void *hwdev, + struct hinic3_link_ksettings *settings); + +int hinic3_set_vlan_fliter(void *hwdev, u32 vlan_filter_ctrl); + +void hinic3_clear_vfs_info(void *hwdev); + +int hinic3_update_mac_vlan(void *hwdev, u16 old_vlan, u16 new_vlan, int vf_id); + +int hinic3_set_led_status(void *hwdev, enum mag_led_type type, + enum mag_led_mode mode); + +int hinic3_set_func_capture_en(void *hwdev, u16 func_id, bool cap_en); + +int hinic3_set_loopback_mode(void *hwdev, u8 mode, u8 enable); +int hinic3_get_loopback_mode(void *hwdev, u8 *mode, u8 *enable); + +#ifdef HAVE_NDO_SET_VF_TRUST +bool hinic3_get_vf_trust(void *hwdev, int vf_id); +int hinic3_set_vf_trust(void *hwdev, u16 vf_id, bool trust); +#endif + +int hinic3_set_autoneg(void *hwdev, bool enable); + +int hinic3_get_sfp_type(void *hwdev, u8 *sfp_type, u8 *sfp_type_ext); +int hinic3_get_sfp_eeprom(void *hwdev, u8 *data, u32 len); + +bool hinic3_if_sfp_absent(void *hwdev); +int hinic3_get_sfp_info(void *hwdev, struct mag_cmd_get_xsfp_info *sfp_info); + +/* * + * @brief hinic3_set_nic_feature_to_hw - sync nic feature to hardware + * @param hwdev: device pointer to hwdev + */ +int hinic3_set_nic_feature_to_hw(void *hwdev); + +/* * + * @brief hinic3_update_nic_feature - update nic feature + * @param hwdev: device pointer to hwdev + * @param s_feature: nic features + * @param size: @s_feature's array size + */ +void hinic3_update_nic_feature(void *hwdev, u64 s_feature); + +/* * + * @brief hinic3_set_link_status_follow - set link follow status + * @param hwdev: device pointer to hwdev + * @param status: link follow status + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_link_status_follow(void *hwdev, enum hinic3_link_follow_status status); + +/* * + * @brief hinic3_update_pf_bw - update pf bandwidth + * @param hwdev: device pointer to hwdev + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_update_pf_bw(void *hwdev); + +/* * + * @brief hinic3_set_pf_bw_limit - set pf bandwidth limit + * @param hwdev: device pointer to hwdev + * @param bw_limit: pf bandwidth limit + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_pf_bw_limit(void *hwdev, u32 bw_limit); + +/* * + * @brief hinic3_set_pf_rate - set pf rate + * @param hwdev: device pointer to hwdev + * @param speed_level: speed level + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_pf_rate(void *hwdev, u8 speed_level); + +int hinic3_get_rxq_hw_info(void *hwdev, struct rxq_check_info *rxq_info, u16 num_qps, u16 wqe_type); + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg_vf.c b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg_vf.c new file mode 100644 index 000000000000..8f246e073479 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg_vf.c @@ -0,0 +1,638 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/etherdevice.h> +#include <linux/if_vlan.h> +#include <linux/ethtool.h> +#include <linux/kernel.h> +#include <linux/device.h> +#include <linux/pci.h> +#include <linux/netdevice.h> +#include <linux/module.h> + +#include "ossl_knl.h" +#include "hinic3_crm.h" +#include "hinic3_hw.h" +#include "hinic3_nic_io.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_srv_nic.h" +#include "hinic3_nic.h" +#include "hinic3_nic_cmd.h" + +/*lint -e806*/ +static unsigned char set_vf_link_state; +module_param(set_vf_link_state, byte, 0444); +MODULE_PARM_DESC(set_vf_link_state, "Set vf link state, 0 represents link auto, 1 represents link always up, 2 represents link always down. - default is 0."); +/*lint +e806*/ + +/* In order to adapt different linux version */ +enum { + HINIC3_IFLA_VF_LINK_STATE_AUTO, /* link state of the uplink */ + HINIC3_IFLA_VF_LINK_STATE_ENABLE, /* link always up */ + HINIC3_IFLA_VF_LINK_STATE_DISABLE, /* link always down */ +}; + +#define NIC_CVLAN_INSERT_ENABLE 0x1 +#define NIC_QINQ_INSERT_ENBALE 0X3 +static int hinic3_set_vlan_ctx(struct hinic3_nic_io *nic_io, u16 func_id, + u16 vlan_tag, u16 q_id, bool add) +{ + struct nic_vlan_ctx *vlan_ctx = NULL; + struct hinic3_cmd_buf *cmd_buf = NULL; + u64 out_param = 0; + int err; + + cmd_buf = hinic3_alloc_cmd_buf(nic_io->hwdev); + if (!cmd_buf) { + nic_err(nic_io->dev_hdl, "Failed to allocate cmd buf\n"); + return -ENOMEM; + } + + cmd_buf->size = sizeof(struct nic_vlan_ctx); + vlan_ctx = (struct nic_vlan_ctx *)cmd_buf->buf; + + vlan_ctx->func_id = func_id; + vlan_ctx->qid = q_id; + vlan_ctx->vlan_tag = vlan_tag; + vlan_ctx->vlan_sel = 0; /* TPID0 in IPSU */ + vlan_ctx->vlan_mode = add ? + NIC_QINQ_INSERT_ENBALE : NIC_CVLAN_INSERT_ENABLE; + + hinic3_cpu_to_be32(vlan_ctx, sizeof(struct nic_vlan_ctx)); + + err = hinic3_cmdq_direct_resp(nic_io->hwdev, HINIC3_MOD_L2NIC, + HINIC3_UCODE_CMD_MODIFY_VLAN_CTX, + cmd_buf, &out_param, 0, + HINIC3_CHANNEL_NIC); + + hinic3_free_cmd_buf(nic_io->hwdev, cmd_buf); + + if (err || out_param != 0) { + nic_err(nic_io->dev_hdl, "Failed to set vlan context, err: %d, out_param: 0x%llx\n", + err, out_param); + return -EFAULT; + } + + return err; +} + +int hinic3_cfg_vf_vlan(struct hinic3_nic_io *nic_io, u8 opcode, u16 vid, + u8 qos, int vf_id) +{ + struct hinic3_cmd_vf_vlan_config vf_vlan; + u16 out_size = sizeof(vf_vlan); + u16 glb_func_id; + int err; + u16 vlan_tag; + + /* VLAN 0 is a special case, don't allow it to be removed */ + if (!vid && opcode == HINIC3_CMD_OP_DEL) + return 0; + + memset(&vf_vlan, 0, sizeof(vf_vlan)); + + vf_vlan.opcode = opcode; + vf_vlan.func_id = hinic3_glb_pf_vf_offset(nic_io->hwdev) + (u16)vf_id; + vf_vlan.vlan_id = vid; + vf_vlan.qos = qos; + + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, HINIC3_NIC_CMD_CFG_VF_VLAN, + &vf_vlan, sizeof(vf_vlan), + &vf_vlan, &out_size); + if (err || !out_size || vf_vlan.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to set VF %d vlan, err: %d, status: 0x%x,out size: 0x%x\n", + HW_VF_ID_TO_OS(vf_id), err, vf_vlan.msg_head.status, + out_size); + return -EFAULT; + } + + vlan_tag = vid + (u16)(qos << VLAN_PRIO_SHIFT); + + glb_func_id = hinic3_glb_pf_vf_offset(nic_io->hwdev) + (u16)vf_id; + err = hinic3_set_vlan_ctx(nic_io, glb_func_id, vlan_tag, + NIC_CONFIG_ALL_QUEUE_VLAN_CTX, + opcode == HINIC3_CMD_OP_ADD); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to set VF %d vlan ctx, err: %d\n", + HW_VF_ID_TO_OS(vf_id), err); + + /* rollback vlan config */ + if (opcode == HINIC3_CMD_OP_DEL) + vf_vlan.opcode = HINIC3_CMD_OP_ADD; + else + vf_vlan.opcode = HINIC3_CMD_OP_DEL; + l2nic_msg_to_mgmt_sync(nic_io->hwdev, + HINIC3_NIC_CMD_CFG_VF_VLAN, &vf_vlan, + sizeof(vf_vlan), &vf_vlan, &out_size); + return err; + } + + return 0; +} + +/* + * this function just be called by hinic3_ndo_set_vf_mac, + * others are not permitted. + */ +int hinic3_set_vf_mac(void *hwdev, int vf_id, unsigned char *mac_addr) +{ + struct vf_data_storage *vf_info; + struct hinic3_nic_io *nic_io; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + vf_info = nic_io->vf_infos + HW_VF_ID_TO_OS(vf_id); +#ifndef __VMWARE__ + /* duplicate request, so just return success */ + if (ether_addr_equal(vf_info->user_mac_addr, mac_addr)) + return 0; + +#else + if (ether_addr_equal(vf_info->user_mac_addr, mac_addr)) + return 0; +#endif + ether_addr_copy(vf_info->user_mac_addr, mac_addr); + + return 0; +} + +int hinic3_add_vf_vlan(void *hwdev, int vf_id, u16 vlan, u8 qos) +{ + struct hinic3_nic_io *nic_io; + int err; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + err = hinic3_cfg_vf_vlan(nic_io, HINIC3_CMD_OP_ADD, vlan, qos, vf_id); + if (err) + return err; + + nic_io->vf_infos[HW_VF_ID_TO_OS(vf_id)].pf_vlan = vlan; + nic_io->vf_infos[HW_VF_ID_TO_OS(vf_id)].pf_qos = qos; + + nic_info(nic_io->dev_hdl, "Setting VLAN %u, QOS 0x%x on VF %d\n", + vlan, qos, HW_VF_ID_TO_OS(vf_id)); + + return 0; +} + +int hinic3_kill_vf_vlan(void *hwdev, int vf_id) +{ + struct vf_data_storage *vf_infos; + struct hinic3_nic_io *nic_io; + int err; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + vf_infos = nic_io->vf_infos; + + err = hinic3_cfg_vf_vlan(nic_io, HINIC3_CMD_OP_DEL, + vf_infos[HW_VF_ID_TO_OS(vf_id)].pf_vlan, + vf_infos[HW_VF_ID_TO_OS(vf_id)].pf_qos, vf_id); + if (err) + return err; + + nic_info(nic_io->dev_hdl, "Remove VLAN %u on VF %d\n", + vf_infos[HW_VF_ID_TO_OS(vf_id)].pf_vlan, + HW_VF_ID_TO_OS(vf_id)); + + vf_infos[HW_VF_ID_TO_OS(vf_id)].pf_vlan = 0; + vf_infos[HW_VF_ID_TO_OS(vf_id)].pf_qos = 0; + + return 0; +} + +u16 hinic3_vf_info_vlanprio(void *hwdev, int vf_id) +{ + struct hinic3_nic_io *nic_io; + u16 pf_vlan, vlanprio; + u8 pf_qos; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + pf_vlan = nic_io->vf_infos[HW_VF_ID_TO_OS(vf_id)].pf_vlan; + pf_qos = nic_io->vf_infos[HW_VF_ID_TO_OS(vf_id)].pf_qos; + vlanprio = (u16)(pf_vlan | (pf_qos << HINIC3_VLAN_PRIORITY_SHIFT)); + + return vlanprio; +} + +int hinic3_set_vf_link_state(void *hwdev, u16 vf_id, int link) +{ + struct hinic3_nic_io *nic_io = + hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + struct vf_data_storage *vf_infos = nic_io->vf_infos; + u8 link_status = 0; + + switch (link) { + case HINIC3_IFLA_VF_LINK_STATE_AUTO: + vf_infos[HW_VF_ID_TO_OS(vf_id)].link_forced = false; + vf_infos[HW_VF_ID_TO_OS(vf_id)].link_up = nic_io->link_status ? + true : false; + link_status = nic_io->link_status; + break; + case HINIC3_IFLA_VF_LINK_STATE_ENABLE: + vf_infos[HW_VF_ID_TO_OS(vf_id)].link_forced = true; + vf_infos[HW_VF_ID_TO_OS(vf_id)].link_up = true; + link_status = HINIC3_LINK_UP; + break; + case HINIC3_IFLA_VF_LINK_STATE_DISABLE: + vf_infos[HW_VF_ID_TO_OS(vf_id)].link_forced = true; + vf_infos[HW_VF_ID_TO_OS(vf_id)].link_up = false; + link_status = HINIC3_LINK_DOWN; + break; + default: + return -EINVAL; + } + + /* Notify the VF of its new link state */ + hinic3_notify_vf_link_status(nic_io, vf_id, link_status); + + return 0; +} + +int hinic3_set_vf_spoofchk(void *hwdev, u16 vf_id, bool spoofchk) +{ + struct hinic3_cmd_spoofchk_set spoofchk_cfg; + struct vf_data_storage *vf_infos = NULL; + u16 out_size = sizeof(spoofchk_cfg); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + vf_infos = nic_io->vf_infos; + + memset(&spoofchk_cfg, 0, sizeof(spoofchk_cfg)); + + spoofchk_cfg.func_id = hinic3_glb_pf_vf_offset(hwdev) + vf_id; + spoofchk_cfg.state = spoofchk ? 1 : 0; + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_SET_SPOOPCHK_STATE, + &spoofchk_cfg, + sizeof(spoofchk_cfg), &spoofchk_cfg, + &out_size); + if (err || !out_size || spoofchk_cfg.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to set VF(%d) spoofchk, err: %d, status: 0x%x, out size: 0x%x\n", + HW_VF_ID_TO_OS(vf_id), err, + spoofchk_cfg.msg_head.status, out_size); + err = -EINVAL; + } + + vf_infos[HW_VF_ID_TO_OS(vf_id)].spoofchk = spoofchk; + + return err; +} + +bool hinic3_vf_info_spoofchk(void *hwdev, int vf_id) +{ + struct hinic3_nic_io *nic_io; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + return nic_io->vf_infos[HW_VF_ID_TO_OS(vf_id)].spoofchk; +} + +#ifdef HAVE_NDO_SET_VF_TRUST +int hinic3_set_vf_trust(void *hwdev, u16 vf_id, bool trust) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (vf_id > nic_io->max_vfs) + return -EINVAL; + + nic_io->vf_infos[HW_VF_ID_TO_OS(vf_id)].trust = trust; + + return 0; +} + +bool hinic3_get_vf_trust(void *hwdev, int vf_id) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (vf_id > nic_io->max_vfs) + return -EINVAL; + + return nic_io->vf_infos[HW_VF_ID_TO_OS(vf_id)].trust; +} +#endif + +static int hinic3_set_vf_tx_rate_max_min(struct hinic3_nic_io *nic_io, + u16 vf_id, u32 max_rate, u32 min_rate) +{ + struct hinic3_cmd_tx_rate_cfg rate_cfg; + u16 out_size = sizeof(rate_cfg); + int err; + + memset(&rate_cfg, 0, sizeof(rate_cfg)); + + rate_cfg.func_id = hinic3_glb_pf_vf_offset(nic_io->hwdev) + vf_id; + rate_cfg.max_rate = max_rate; + rate_cfg.min_rate = min_rate; + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, + HINIC3_NIC_CMD_SET_MAX_MIN_RATE, + &rate_cfg, sizeof(rate_cfg), &rate_cfg, + &out_size); + if (rate_cfg.msg_head.status || err || !out_size) { + nic_err(nic_io->dev_hdl, "Failed to set VF %d max rate %u, min rate %u, err: %d, status: 0x%x, out size: 0x%x\n", + HW_VF_ID_TO_OS(vf_id), max_rate, min_rate, err, + rate_cfg.msg_head.status, out_size); + return -EIO; + } + + return 0; +} + +int hinic3_set_vf_tx_rate(void *hwdev, u16 vf_id, u32 max_rate, u32 min_rate) +{ + struct hinic3_nic_io *nic_io = NULL; + int err; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!HINIC3_SUPPORT_RATE_LIMIT(hwdev)) { + nic_err(nic_io->dev_hdl, "Current function doesn't support to set vf rate limit\n"); + return -EOPNOTSUPP; + } + + err = hinic3_set_vf_tx_rate_max_min(nic_io, vf_id, max_rate, min_rate); + if (err) + return err; + + nic_io->vf_infos[HW_VF_ID_TO_OS(vf_id)].max_rate = max_rate; + nic_io->vf_infos[HW_VF_ID_TO_OS(vf_id)].min_rate = min_rate; + + return 0; +} + +void hinic3_get_vf_config(void *hwdev, u16 vf_id, struct ifla_vf_info *ivi) +{ + struct vf_data_storage *vfinfo; + struct hinic3_nic_io *nic_io; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + vfinfo = nic_io->vf_infos + HW_VF_ID_TO_OS(vf_id); + + ivi->vf = HW_VF_ID_TO_OS(vf_id); + ether_addr_copy(ivi->mac, vfinfo->user_mac_addr); + ivi->vlan = vfinfo->pf_vlan; + ivi->qos = vfinfo->pf_qos; + +#ifdef HAVE_VF_SPOOFCHK_CONFIGURE + ivi->spoofchk = vfinfo->spoofchk; +#endif + +#ifdef HAVE_NDO_SET_VF_TRUST + ivi->trusted = vfinfo->trust; +#endif + +#ifdef HAVE_NDO_SET_VF_MIN_MAX_TX_RATE + ivi->max_tx_rate = vfinfo->max_rate; + ivi->min_tx_rate = vfinfo->min_rate; +#else + ivi->tx_rate = vfinfo->max_rate; +#endif /* HAVE_NDO_SET_VF_MIN_MAX_TX_RATE */ + +#ifdef HAVE_NDO_SET_VF_LINK_STATE + if (!vfinfo->link_forced) + ivi->linkstate = IFLA_VF_LINK_STATE_AUTO; + else if (vfinfo->link_up) + ivi->linkstate = IFLA_VF_LINK_STATE_ENABLE; + else + ivi->linkstate = IFLA_VF_LINK_STATE_DISABLE; +#endif +} + +static int hinic3_init_vf_infos(struct hinic3_nic_io *nic_io, u16 vf_id) +{ + struct vf_data_storage *vf_infos = nic_io->vf_infos; + u8 vf_link_state; + + if (set_vf_link_state > HINIC3_IFLA_VF_LINK_STATE_DISABLE) { + nic_warn(nic_io->dev_hdl, "Module Parameter set_vf_link_state value %u is out of range, resetting to %d\n", + set_vf_link_state, HINIC3_IFLA_VF_LINK_STATE_AUTO); + set_vf_link_state = HINIC3_IFLA_VF_LINK_STATE_AUTO; + } + + vf_link_state = set_vf_link_state; + + switch (vf_link_state) { + case HINIC3_IFLA_VF_LINK_STATE_AUTO: + vf_infos[vf_id].link_forced = false; + break; + case HINIC3_IFLA_VF_LINK_STATE_ENABLE: + vf_infos[vf_id].link_forced = true; + vf_infos[vf_id].link_up = true; + break; + case HINIC3_IFLA_VF_LINK_STATE_DISABLE: + vf_infos[vf_id].link_forced = true; + vf_infos[vf_id].link_up = false; + break; + default: + nic_err(nic_io->dev_hdl, "Input parameter set_vf_link_state error: %u\n", + vf_link_state); + return -EINVAL; + } + + return 0; +} + +static int vf_func_register(struct hinic3_nic_io *nic_io) +{ + struct hinic3_cmd_register_vf register_info; + u16 out_size = sizeof(register_info); + int err; + + err = hinic3_register_vf_mbox_cb(nic_io->hwdev, HINIC3_MOD_L2NIC, + nic_io->hwdev, hinic3_vf_event_handler); + if (err) + return err; + + err = hinic3_register_vf_mbox_cb(nic_io->hwdev, HINIC3_MOD_HILINK, + nic_io->hwdev, hinic3_vf_mag_event_handler); + if (err) + goto reg_hilink_err; + + memset(&register_info, 0, sizeof(register_info)); + register_info.op_register = 1; + register_info.support_extra_feature = 0; + err = hinic3_mbox_to_pf(nic_io->hwdev, HINIC3_MOD_L2NIC, + HINIC3_NIC_CMD_VF_REGISTER, + &register_info, sizeof(register_info), + &register_info, &out_size, 0, + HINIC3_CHANNEL_NIC); + if (err || !out_size || register_info.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to register VF, err: %d, status: 0x%x, out size: 0x%x\n", + err, register_info.msg_head.status, out_size); + err = -EIO; + goto register_err; + } + + return 0; + +register_err: + hinic3_unregister_vf_mbox_cb(nic_io->hwdev, HINIC3_MOD_HILINK); + +reg_hilink_err: + hinic3_unregister_vf_mbox_cb(nic_io->hwdev, HINIC3_MOD_L2NIC); + + return err; +} + +static int pf_init_vf_infos(struct hinic3_nic_io *nic_io) +{ + u32 size; + int err; + u16 i; + + nic_io->max_vfs = hinic3_func_max_vf(nic_io->hwdev); + size = sizeof(*nic_io->vf_infos) * nic_io->max_vfs; + if (!size) + return 0; + + nic_io->vf_infos = kzalloc(size, GFP_KERNEL); + if (!nic_io->vf_infos) + return -ENOMEM; + + for (i = 0; i < nic_io->max_vfs; i++) { + err = hinic3_init_vf_infos(nic_io, i); + if (err) + goto init_vf_infos_err; + } + + err = hinic3_register_pf_mbox_cb(nic_io->hwdev, HINIC3_MOD_L2NIC, + nic_io->hwdev, hinic3_pf_mbox_handler); + if (err) + goto register_pf_mbox_cb_err; + + err = hinic3_register_pf_mbox_cb(nic_io->hwdev, HINIC3_MOD_HILINK, + nic_io->hwdev, hinic3_pf_mag_mbox_handler); + if (err) + goto register_pf_mag_mbox_cb_err; + + return 0; + +register_pf_mag_mbox_cb_err: + hinic3_unregister_pf_mbox_cb(nic_io->hwdev, HINIC3_MOD_L2NIC); +register_pf_mbox_cb_err: +init_vf_infos_err: + kfree(nic_io->vf_infos); + + return err; +} + +int hinic3_vf_func_init(struct hinic3_nic_io *nic_io) +{ + int err; + + if (hinic3_func_type(nic_io->hwdev) == TYPE_VF) + return vf_func_register(nic_io); + + err = hinic3_register_mgmt_msg_cb(nic_io->hwdev, HINIC3_MOD_L2NIC, + nic_io->hwdev, hinic3_pf_event_handler); + if (err) + return err; + + err = hinic3_register_mgmt_msg_cb(nic_io->hwdev, HINIC3_MOD_HILINK, + nic_io->hwdev, hinic3_pf_mag_event_handler); + if (err) + goto register_mgmt_msg_cb_err; + + err = pf_init_vf_infos(nic_io); + if (err) + goto pf_init_vf_infos_err; + + return 0; + +pf_init_vf_infos_err: + hinic3_unregister_mgmt_msg_cb(nic_io->hwdev, HINIC3_MOD_HILINK); +register_mgmt_msg_cb_err: + hinic3_unregister_mgmt_msg_cb(nic_io->hwdev, HINIC3_MOD_L2NIC); + + return err; +} + +void hinic3_vf_func_free(struct hinic3_nic_io *nic_io) +{ + struct hinic3_cmd_register_vf unregister; + u16 out_size = sizeof(unregister); + int err; + + memset(&unregister, 0, sizeof(unregister)); + unregister.op_register = 0; + if (hinic3_func_type(nic_io->hwdev) == TYPE_VF) { + err = hinic3_mbox_to_pf(nic_io->hwdev, HINIC3_MOD_L2NIC, + HINIC3_NIC_CMD_VF_REGISTER, + &unregister, sizeof(unregister), + &unregister, &out_size, 0, + HINIC3_CHANNEL_NIC); + if (err || !out_size || unregister.msg_head.status) + nic_err(nic_io->dev_hdl, "Failed to unregister VF, err: %d, status: 0x%x, out_size: 0x%x\n", + err, unregister.msg_head.status, out_size); + + hinic3_unregister_vf_mbox_cb(nic_io->hwdev, HINIC3_MOD_L2NIC); + } else { + if (nic_io->vf_infos) { + hinic3_unregister_pf_mbox_cb(nic_io->hwdev, HINIC3_MOD_HILINK); + hinic3_unregister_pf_mbox_cb(nic_io->hwdev, HINIC3_MOD_L2NIC); + hinic3_clear_vfs_info(nic_io->hwdev); + kfree(nic_io->vf_infos); + } + hinic3_unregister_mgmt_msg_cb(nic_io->hwdev, HINIC3_MOD_HILINK); + hinic3_unregister_mgmt_msg_cb(nic_io->hwdev, HINIC3_MOD_L2NIC); + } +} + +static void clear_vf_infos(void *hwdev, u16 vf_id) +{ + struct vf_data_storage *vf_infos; + struct hinic3_nic_io *nic_io; + u16 func_id; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + func_id = hinic3_glb_pf_vf_offset(hwdev) + vf_id; + vf_infos = nic_io->vf_infos + HW_VF_ID_TO_OS(vf_id); + if (vf_infos->use_specified_mac) + hinic3_del_mac(hwdev, vf_infos->drv_mac_addr, + vf_infos->pf_vlan, func_id, HINIC3_CHANNEL_NIC); + + if (hinic3_vf_info_vlanprio(hwdev, vf_id)) + hinic3_kill_vf_vlan(hwdev, vf_id); + + if (vf_infos->max_rate) + hinic3_set_vf_tx_rate(hwdev, vf_id, 0, 0); + + if (vf_infos->spoofchk) + hinic3_set_vf_spoofchk(hwdev, vf_id, false); + +#ifdef HAVE_NDO_SET_VF_TRUST + if (vf_infos->trust) + hinic3_set_vf_trust(hwdev, vf_id, false); +#endif + + memset(vf_infos, 0, sizeof(*vf_infos)); + /* set vf_infos to default */ + hinic3_init_vf_infos(nic_io, HW_VF_ID_TO_OS(vf_id)); +} + +void hinic3_clear_vfs_info(void *hwdev) +{ + struct hinic3_nic_io *nic_io = + hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + u16 i; + + for (i = 0; i < nic_io->max_vfs; i++) + clear_vf_infos(hwdev, OS_VF_ID_TO_HW(i)); +} diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cmd.h b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cmd.h new file mode 100644 index 000000000000..f106fafc5a99 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cmd.h @@ -0,0 +1,162 @@ +/* ***************************************************************************** + + Copyright (C), 2001-2011, Huawei Tech. Co., Ltd. + + ****************************************************************************** + File Name : hinic3_comm_cmd.h + Version : Initial Draft + Created : 2019/4/25 + Last Modified : + Description : NIC Commands between Driver and MPU + Function List : +***************************************************************************** */ + +#ifndef HINIC3_NIC_CMD_H +#define HINIC3_NIC_CMD_H + +/* + * Commands between NIC to MPU + */ +enum hinic3_nic_cmd { + HINIC3_NIC_CMD_VF_REGISTER = 0, /* only for PFD and VFD */ + + /* FUNC CFG */ + HINIC3_NIC_CMD_SET_FUNC_TBL = 5, + HINIC3_NIC_CMD_SET_VPORT_ENABLE, + HINIC3_NIC_CMD_SET_RX_MODE, + HINIC3_NIC_CMD_SQ_CI_ATTR_SET, + HINIC3_NIC_CMD_GET_VPORT_STAT, + HINIC3_NIC_CMD_CLEAN_VPORT_STAT, + HINIC3_NIC_CMD_CLEAR_QP_RESOURCE, + HINIC3_NIC_CMD_CFG_FLEX_QUEUE, + /* LRO CFG */ + HINIC3_NIC_CMD_CFG_RX_LRO, + HINIC3_NIC_CMD_CFG_LRO_TIMER, + HINIC3_NIC_CMD_FEATURE_NEGO, + HINIC3_NIC_CMD_CFG_LOCAL_LRO_STATE, + + HINIC3_NIC_CMD_CACHE_OUT_QP_RES, + + /* MAC & VLAN CFG */ + HINIC3_NIC_CMD_GET_MAC = 20, + HINIC3_NIC_CMD_SET_MAC, + HINIC3_NIC_CMD_DEL_MAC, + HINIC3_NIC_CMD_UPDATE_MAC, + HINIC3_NIC_CMD_GET_ALL_DEFAULT_MAC, + + HINIC3_NIC_CMD_CFG_FUNC_VLAN, + HINIC3_NIC_CMD_SET_VLAN_FILTER_EN, + HINIC3_NIC_CMD_SET_RX_VLAN_OFFLOAD, + HINIC3_NIC_CMD_SMAC_CHECK_STATE, + + /* SR-IOV */ + HINIC3_NIC_CMD_CFG_VF_VLAN = 40, + HINIC3_NIC_CMD_SET_SPOOPCHK_STATE, + /* RATE LIMIT */ + HINIC3_NIC_CMD_SET_MAX_MIN_RATE, + + /* RSS CFG */ + HINIC3_NIC_CMD_RSS_CFG = 60, + HINIC3_NIC_CMD_RSS_TEMP_MGR, /* TODO: delete after implement nego cmd */ + HINIC3_NIC_CMD_GET_RSS_CTX_TBL, /* TODO: delete: move to ucode cmd */ + HINIC3_NIC_CMD_CFG_RSS_HASH_KEY, + HINIC3_NIC_CMD_CFG_RSS_HASH_ENGINE, + HINIC3_NIC_CMD_SET_RSS_CTX_TBL_INTO_FUNC, + + HINIC3_NIC_CMD_IPCS_ERR_RSS_ENABLE_OP = 66, /* IP checksum error packets, enable rss quadruple hash */ + + /* PPA/FDIR */ + HINIC3_NIC_CMD_ADD_TC_FLOW = 80, + HINIC3_NIC_CMD_DEL_TC_FLOW, + HINIC3_NIC_CMD_GET_TC_FLOW, + HINIC3_NIC_CMD_FLUSH_TCAM, + HINIC3_NIC_CMD_CFG_TCAM_BLOCK, + HINIC3_NIC_CMD_ENABLE_TCAM, + HINIC3_NIC_CMD_GET_TCAM_BLOCK, + HINIC3_NIC_CMD_CFG_PPA_TABLE_ID, + HINIC3_NIC_CMD_SET_PPA_EN = 88, + HINIC3_NIC_CMD_CFG_PPA_MODE, + HINIC3_NIC_CMD_CFG_PPA_FLUSH, + HINIC3_NIC_CMD_SET_FDIR_STATUS, + HINIC3_NIC_CMD_GET_PPA_COUNTER, + + /* PORT CFG */ + HINIC3_NIC_CMD_SET_PORT_ENABLE = 100, + HINIC3_NIC_CMD_CFG_PAUSE_INFO, + + HINIC3_NIC_CMD_SET_PORT_CAR, + HINIC3_NIC_CMD_SET_ER_DROP_PKT, + + HINIC3_NIC_CMD_VF_COS, + HINIC3_NIC_CMD_SETUP_COS_MAPPING, + HINIC3_NIC_CMD_SET_ETS, + HINIC3_NIC_CMD_SET_PFC, + HINIC3_NIC_CMD_QOS_ETS, + HINIC3_NIC_CMD_QOS_PFC, + HINIC3_NIC_CMD_QOS_DCB_STATE, + HINIC3_NIC_CMD_QOS_PORT_CFG, + HINIC3_NIC_CMD_QOS_MAP_CFG, + HINIC3_NIC_CMD_FORCE_PKT_DROP, + HINIC3_NIC_CMD_TX_PAUSE_EXCP_NOTICE = 118, + HINIC3_NIC_CMD_INQUIRT_PAUSE_CFG = 119, + + /* MISC */ + HINIC3_NIC_CMD_BIOS_CFG = 120, + HINIC3_NIC_CMD_SET_FIRMWARE_CUSTOM_PACKETS_MSG, + + /* BOND */ + HINIC3_NIC_CMD_BOND_DEV_CREATE = 134, + HINIC3_NIC_CMD_BOND_DEV_DELETE, + HINIC3_NIC_CMD_BOND_DEV_OPEN_CLOSE, + HINIC3_NIC_CMD_BOND_INFO_GET, + HINIC3_NIC_CMD_BOND_ACTIVE_INFO_GET, + HINIC3_NIC_CMD_BOND_ACTIVE_NOTICE, + + /* DFX */ + HINIC3_NIC_CMD_GET_SM_TABLE = 140, + HINIC3_NIC_CMD_RD_LINE_TBL, + + HINIC3_NIC_CMD_SET_UCAPTURE_OPT = 160, /* TODO: move to roce */ + HINIC3_NIC_CMD_SET_VHD_CFG, + + /* TODO: move to HILINK */ + HINIC3_NIC_CMD_GET_PORT_STAT = 200, + HINIC3_NIC_CMD_CLEAN_PORT_STAT, + HINIC3_NIC_CMD_CFG_LOOPBACK_MODE, + HINIC3_NIC_CMD_GET_SFP_QSFP_INFO, + HINIC3_NIC_CMD_SET_SFP_STATUS, + HINIC3_NIC_CMD_GET_LIGHT_MODULE_ABS, + HINIC3_NIC_CMD_GET_LINK_INFO, + HINIC3_NIC_CMD_CFG_AN_TYPE, + HINIC3_NIC_CMD_GET_PORT_INFO, + HINIC3_NIC_CMD_SET_LINK_SETTINGS, + HINIC3_NIC_CMD_ACTIVATE_BIOS_LINK_CFG, + HINIC3_NIC_CMD_RESTORE_LINK_CFG, + HINIC3_NIC_CMD_SET_LINK_FOLLOW, + HINIC3_NIC_CMD_GET_LINK_STATE, + HINIC3_NIC_CMD_LINK_STATUS_REPORT, + HINIC3_NIC_CMD_CABLE_PLUG_EVENT, + HINIC3_NIC_CMD_LINK_ERR_EVENT, + HINIC3_NIC_CMD_SET_LED_STATUS, + + HINIC3_NIC_CMD_MAX = 256, +}; + +/* NIC CMDQ MODE */ +enum hinic3_ucode_cmd { + HINIC3_UCODE_CMD_MODIFY_QUEUE_CTX = 0, + HINIC3_UCODE_CMD_CLEAN_QUEUE_CONTEXT, + HINIC3_UCODE_CMD_ARM_SQ, + HINIC3_UCODE_CMD_ARM_RQ, + HINIC3_UCODE_CMD_SET_RSS_INDIR_TABLE, + HINIC3_UCODE_CMD_SET_RSS_CONTEXT_TABLE, + HINIC3_UCODE_CMD_GET_RSS_INDIR_TABLE, + HINIC3_UCODE_CMD_GET_RSS_CONTEXT_TABLE, + HINIC3_UCODE_CMD_SET_IQ_ENABLE, + HINIC3_UCODE_CMD_SET_RQ_FLUSH = 10, + HINIC3_UCODE_CMD_MODIFY_VLAN_CTX, + HINIC3_UCODE_CMD_PPA_HASH_TABLE, + HINIC3_UCODE_CMD_RXQ_INFO_GET = 13, +}; + +#endif /* HINIC3_NIC_CMD_H */ diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dbg.c b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dbg.c new file mode 100644 index 000000000000..17d48c4d6e51 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dbg.c @@ -0,0 +1,146 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/types.h> + +#include "ossl_knl.h" +#include "hinic3_crm.h" +#include "hinic3_hw.h" +#include "hinic3_mt.h" +#include "hinic3_nic_qp.h" +#include "hinic3_nic_io.h" +#include "hinic3_srv_nic.h" +#include "hinic3_nic.h" + +int hinic3_dbg_get_wqe_info(void *hwdev, u16 q_id, u16 idx, u16 wqebb_cnt, + u8 *wqe, const u16 *wqe_size, enum hinic3_queue_type q_type) +{ + struct hinic3_io_queue *queue = NULL; + struct hinic3_nic_io *nic_io = NULL; + void *src_wqebb = NULL; + u32 i, offset; + + if (!hwdev) { + pr_err("hwdev is NULL.\n"); + return -EINVAL; + } + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (q_id >= nic_io->num_qps) { + pr_err("q_id[%u] > num_qps_cfg[%u].\n", q_id, nic_io->num_qps); + return -EINVAL; + } + + queue = (q_type == HINIC3_SQ) ? &nic_io->sq[q_id] : &nic_io->rq[q_id]; + + if ((idx + wqebb_cnt) > queue->wq.q_depth) { + pr_err("(idx[%u] + idx[%u]) > q_depth[%u].\n", idx, wqebb_cnt, queue->wq.q_depth); + return -EINVAL; + } + + if (*wqe_size != (queue->wq.wqebb_size * wqebb_cnt)) { + pr_err("Unexpect out buf size from user :%u, expect: %d\n", + *wqe_size, (queue->wq.wqebb_size * wqebb_cnt)); + return -EINVAL; + } + + for (i = 0; i < wqebb_cnt; i++) { + src_wqebb = hinic3_wq_wqebb_addr(&queue->wq, (u16)WQ_MASK_IDX(&queue->wq, idx + i)); + offset = queue->wq.wqebb_size * i; + memcpy(wqe + offset, src_wqebb, queue->wq.wqebb_size); + } + + return 0; +} + +int hinic3_dbg_get_sq_info(void *hwdev, u16 q_id, struct nic_sq_info *sq_info, + u32 msg_size) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_io_queue *sq = NULL; + + if (!hwdev || !sq_info) { + pr_err("hwdev or sq_info is NULL.\n"); + return -EINVAL; + } + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (q_id >= nic_io->num_qps) { + nic_err(nic_io->dev_hdl, "Input queue id(%u) is larger than the actual queue number\n", + q_id); + return -EINVAL; + } + + if (msg_size != sizeof(*sq_info)) { + nic_err(nic_io->dev_hdl, "Unexpect out buf size from user :%u, expect: %lu\n", + msg_size, sizeof(*sq_info)); + return -EINVAL; + } + + sq = &nic_io->sq[q_id]; + + sq_info->q_id = q_id; + sq_info->pi = hinic3_get_sq_local_pi(sq); + sq_info->ci = hinic3_get_sq_local_ci(sq); + sq_info->fi = hinic3_get_sq_hw_ci(sq); + sq_info->q_depth = sq->wq.q_depth; + sq_info->wqebb_size = sq->wq.wqebb_size; + + sq_info->ci_addr = sq->tx.cons_idx_addr; + + sq_info->cla_addr = sq->wq.wq_block_paddr; + sq_info->slq_handle = sq; + + sq_info->doorbell.map_addr = (u64 *)sq->db_addr; + + return 0; +} + +int hinic3_dbg_get_rq_info(void *hwdev, u16 q_id, struct nic_rq_info *rq_info, + u32 msg_size) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_io_queue *rq = NULL; + + if (!hwdev || !rq_info) { + pr_err("hwdev or rq_info is NULL.\n"); + return -EINVAL; + } + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (q_id >= nic_io->num_qps) { + nic_err(nic_io->dev_hdl, "Input queue id(%u) is larger than the actual queue number\n", + q_id); + return -EINVAL; + } + + if (msg_size != sizeof(*rq_info)) { + nic_err(nic_io->dev_hdl, "Unexpect out buf size from user: %u, expect: %lu\n", + msg_size, sizeof(*rq_info)); + return -EINVAL; + } + + rq = &nic_io->rq[q_id]; + + rq_info->q_id = q_id; + + rq_info->hw_pi = cpu_to_be16(*rq->rx.pi_virt_addr); + + rq_info->wqebb_size = rq->wq.wqebb_size; + rq_info->q_depth = (u16)rq->wq.q_depth; + + rq_info->buf_len = nic_io->rx_buff_len; + + rq_info->slq_handle = rq; + + rq_info->ci_wqe_page_addr = hinic3_wq_get_first_wqe_page_addr(&rq->wq); + rq_info->ci_cla_tbl_addr = rq->wq.wq_block_paddr; + + rq_info->msix_idx = rq->msix_entry_idx; + + return 0; +} diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dbg.h b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dbg.h new file mode 100644 index 000000000000..4ba96d5fbb32 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dbg.h @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_NIC_DBG_H +#define HINIC3_NIC_DBG_H + +#include "hinic3_mt.h" +#include "hinic3_nic_io.h" +#include "hinic3_srv_nic.h" + +int hinic3_dbg_get_sq_info(void *hwdev, u16 q_id, struct nic_sq_info *sq_info, + u32 msg_size); + +int hinic3_dbg_get_rq_info(void *hwdev, u16 q_id, struct nic_rq_info *rq_info, + u32 msg_size); + +int hinic3_dbg_get_wqe_info(void *hwdev, u16 q_id, u16 idx, u16 wqebb_cnt, + u8 *wqe, const u16 *wqe_size, + enum hinic3_queue_type q_type); + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dev.h b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dev.h new file mode 100644 index 000000000000..2967311aab76 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dev.h @@ -0,0 +1,387 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_NIC_DEV_H +#define HINIC3_NIC_DEV_H + +#include <linux/netdevice.h> +#include <linux/semaphore.h> +#include <linux/types.h> +#include <linux/bitops.h> + +#include "ossl_knl.h" +#include "hinic3_nic_io.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_tx.h" +#include "hinic3_rx.h" +#include "hinic3_dcb.h" + +#define HINIC3_NIC_DRV_NAME "hinic3" +#define HINIC3_NIC_DRV_VERSION "" + +#define HINIC3_FUNC_IS_VF(hwdev) (hinic3_func_type(hwdev) == TYPE_VF) + +#define HINIC3_AVG_PKT_SMALL 256U +#define HINIC3_MODERATONE_DELAY HZ + +#define LP_PKT_CNT 64 + +enum hinic3_flags { + HINIC3_INTF_UP, + HINIC3_MAC_FILTER_CHANGED, + HINIC3_LP_TEST, + HINIC3_RSS_ENABLE, + HINIC3_DCB_ENABLE, + HINIC3_SAME_RXTX, + HINIC3_INTR_ADAPT, + HINIC3_UPDATE_MAC_FILTER, + HINIC3_CHANGE_RES_INVALID, + HINIC3_RSS_DEFAULT_INDIR, + HINIC3_FORCE_LINK_UP, + HINIC3_BONDING_MASTER, + HINIC3_AUTONEG_RESET, + HINIC3_RXQ_RECOVERY, +}; + +#define HINIC3_CHANNEL_RES_VALID(nic_dev) \ + (test_bit(HINIC3_INTF_UP, &(nic_dev)->flags) && \ + !test_bit(HINIC3_CHANGE_RES_INVALID, &(nic_dev)->flags)) + +#define RX_BUFF_NUM_PER_PAGE 2 + +#define VLAN_BITMAP_BYTE_SIZE(nic_dev) (sizeof(*(nic_dev)->vlan_bitmap)) +#define VLAN_BITMAP_BITS_SIZE(nic_dev) (VLAN_BITMAP_BYTE_SIZE(nic_dev) * 8) +#define VLAN_NUM_BITMAPS(nic_dev) (VLAN_N_VID / \ + VLAN_BITMAP_BITS_SIZE(nic_dev)) +#define VLAN_BITMAP_SIZE(nic_dev) (VLAN_N_VID / \ + VLAN_BITMAP_BYTE_SIZE(nic_dev)) +#define VID_LINE(nic_dev, vid) ((vid) / VLAN_BITMAP_BITS_SIZE(nic_dev)) +#define VID_COL(nic_dev, vid) ((vid) & (VLAN_BITMAP_BITS_SIZE(nic_dev) - 1)) + +#define NIC_DRV_DEFAULT_FEATURE NIC_F_ALL_MASK + +enum hinic3_event_work_flags { + EVENT_WORK_TX_TIMEOUT, +}; + +enum hinic3_rx_mode_state { + HINIC3_HW_PROMISC_ON, + HINIC3_HW_ALLMULTI_ON, + HINIC3_PROMISC_FORCE_ON, + HINIC3_ALLMULTI_FORCE_ON, +}; + +enum mac_filter_state { + HINIC3_MAC_WAIT_HW_SYNC, + HINIC3_MAC_HW_SYNCED, + HINIC3_MAC_WAIT_HW_UNSYNC, + HINIC3_MAC_HW_UNSYNCED, +}; + +struct hinic3_mac_filter { + struct list_head list; + u8 addr[ETH_ALEN]; + unsigned long state; +}; + +struct hinic3_irq { + struct net_device *netdev; + /* IRQ corresponding index number */ + u16 msix_entry_idx; + u16 rsvd1; + u32 irq_id; /* The IRQ number from OS */ + + char irq_name[IFNAMSIZ + 16]; + struct napi_struct napi; + cpumask_t affinity_mask; + struct hinic3_txq *txq; + struct hinic3_rxq *rxq; +}; + +struct hinic3_intr_coal_info { + u8 pending_limt; + u8 coalesce_timer_cfg; + u8 resend_timer_cfg; + + u64 pkt_rate_low; + u8 rx_usecs_low; + u8 rx_pending_limt_low; + u64 pkt_rate_high; + u8 rx_usecs_high; + u8 rx_pending_limt_high; + + u8 user_set_intr_coal_flag; +}; + +struct hinic3_dyna_txrxq_params { + u16 num_qps; + u8 num_cos; + u8 rsvd1; + u32 sq_depth; + u32 rq_depth; + + struct hinic3_dyna_txq_res *txqs_res; + struct hinic3_dyna_rxq_res *rxqs_res; + struct hinic3_irq *irq_cfg; +}; + +#define HINIC3_NIC_STATS_INC(nic_dev, field) \ +do { \ + u64_stats_update_begin(&(nic_dev)->stats.syncp); \ + (nic_dev)->stats.field++; \ + u64_stats_update_end(&(nic_dev)->stats.syncp); \ +} while (0) + +struct hinic3_nic_stats { + u64 netdev_tx_timeout; + + /* Subdivision statistics show in private tool */ + u64 tx_carrier_off_drop; + u64 tx_invalid_qid; + u64 rsvd1; + u64 rsvd2; +#ifdef HAVE_NDO_GET_STATS64 + struct u64_stats_sync syncp; +#else + struct u64_stats_sync_empty syncp; +#endif +}; + +#define HINIC3_TCAM_DYNAMIC_BLOCK_SIZE 16 +#define HINIC3_MAX_TCAM_FILTERS 512 + +#define HINIC3_PKT_TCAM_DYNAMIC_INDEX_START(block_index) \ + (HINIC3_TCAM_DYNAMIC_BLOCK_SIZE * (block_index)) + +struct hinic3_rx_flow_rule { + struct list_head rules; + int tot_num_rules; +}; + +struct hinic3_tcam_dynamic_block { + struct list_head block_list; + u16 dynamic_block_id; + u16 dynamic_index_cnt; + u8 dynamic_index_used[HINIC3_TCAM_DYNAMIC_BLOCK_SIZE]; +}; + +struct hinic3_tcam_dynamic_block_info { + struct list_head tcam_dynamic_list; + u16 dynamic_block_cnt; +}; + +struct hinic3_tcam_filter { + struct list_head tcam_filter_list; + u16 dynamic_block_id; + u16 index; + struct tag_tcam_key tcam_key; + u16 queue; +}; + +/* function level struct info */ +struct hinic3_tcam_info { + u16 tcam_rule_nums; + struct list_head tcam_list; + struct hinic3_tcam_dynamic_block_info tcam_dynamic_info; +}; + +struct hinic3_nic_dev { + struct pci_dev *pdev; + struct net_device *netdev; + struct hinic3_lld_dev *lld_dev; + void *hwdev; + + int poll_weight; + u32 rsvd1; + unsigned long *vlan_bitmap; + + u16 max_qps; + + u32 msg_enable; + unsigned long flags; + + u32 lro_replenish_thld; + u32 dma_rx_buff_size; + u16 rx_buff_len; + u32 page_order; + + /* Rss related varibles */ + u8 rss_hash_engine; + struct nic_rss_type rss_type; + u8 *rss_hkey; + /* hkey in big endian */ + u32 *rss_hkey_be; + u32 *rss_indir; + + u8 cos_config_num_max; + u8 func_dft_cos_bitmap; + u16 port_dft_cos_bitmap; /* used to tool validity check */ + + struct hinic3_dcb_config hw_dcb_cfg; + struct hinic3_dcb_config wanted_dcb_cfg; + struct hinic3_dcb_config dcb_cfg; + unsigned long dcb_flags; + int disable_port_cnt; + /* lock for disable or enable traffic flow */ + struct semaphore dcb_sem; + + struct hinic3_intr_coal_info *intr_coalesce; + unsigned long last_moder_jiffies; + u32 adaptive_rx_coal; + u8 intr_coal_set_flag; + +#ifndef HAVE_NETDEV_STATS_IN_NETDEV + struct net_device_stats net_stats; +#endif + + struct hinic3_nic_stats stats; + + /* lock for nic resource */ + struct mutex nic_mutex; + bool force_port_disable; + struct semaphore port_state_sem; + u8 link_status; + + struct nic_service_cap nic_cap; + + struct hinic3_txq *txqs; + struct hinic3_rxq *rxqs; + struct hinic3_dyna_txrxq_params q_params; + + u16 num_qp_irq; + struct irq_info *qps_irq_info; + + struct workqueue_struct *workq; + + struct work_struct rx_mode_work; + struct delayed_work moderation_task; + + struct list_head uc_filter_list; + struct list_head mc_filter_list; + unsigned long rx_mod_state; + int netdev_uc_cnt; + int netdev_mc_cnt; + + int lb_test_rx_idx; + int lb_pkt_len; + u8 *lb_test_rx_buf; + + struct hinic3_tcam_info tcam; + struct hinic3_rx_flow_rule rx_flow_rule; + +#ifdef HAVE_XDP_SUPPORT + struct bpf_prog *xdp_prog; +#endif + + struct delayed_work periodic_work; + /* reference to enum hinic3_event_work_flags */ + unsigned long event_flag; + + struct hinic3_nic_prof_attr *prof_attr; + struct hinic3_prof_adapter *prof_adap; + u64 rsvd8[7]; + u32 rsvd9; + u32 rxq_get_err_times; + struct delayed_work rxq_check_work; +}; + +#define hinic_msg(level, nic_dev, msglvl, format, arg...) \ +do { \ + if ((nic_dev)->netdev && (nic_dev)->netdev->reg_state \ + == NETREG_REGISTERED) \ + nicif_##level((nic_dev), msglvl, (nic_dev)->netdev, \ + format, ## arg); \ + else \ + nic_##level(&(nic_dev)->pdev->dev, \ + format, ## arg); \ +} while (0) + +#define hinic3_info(nic_dev, msglvl, format, arg...) \ + hinic_msg(info, nic_dev, msglvl, format, ## arg) + +#define hinic3_warn(nic_dev, msglvl, format, arg...) \ + hinic_msg(warn, nic_dev, msglvl, format, ## arg) + +#define hinic3_err(nic_dev, msglvl, format, arg...) \ + hinic_msg(err, nic_dev, msglvl, format, ## arg) + +struct hinic3_uld_info *get_nic_uld_info(void); + +u32 hinic3_get_io_stats_size(const struct hinic3_nic_dev *nic_dev); + +void hinic3_get_io_stats(const struct hinic3_nic_dev *nic_dev, void *stats); + +int hinic3_open(struct net_device *netdev); + +int hinic3_close(struct net_device *netdev); + +void hinic3_set_ethtool_ops(struct net_device *netdev); + +void hinic3vf_set_ethtool_ops(struct net_device *netdev); + +int nic_ioctl(void *uld_dev, u32 cmd, const void *buf_in, + u32 in_size, void *buf_out, u32 *out_size); + +void hinic3_update_num_qps(struct net_device *netdev); + +int hinic3_qps_irq_init(struct hinic3_nic_dev *nic_dev); + +void hinic3_qps_irq_deinit(struct hinic3_nic_dev *nic_dev); + +void hinic3_set_netdev_ops(struct hinic3_nic_dev *nic_dev); + +bool hinic3_is_netdev_ops_match(const struct net_device *netdev); + +int hinic3_set_hw_features(struct hinic3_nic_dev *nic_dev); + +void hinic3_set_rx_mode_work(struct work_struct *work); + +void hinic3_clean_mac_list_filter(struct hinic3_nic_dev *nic_dev); + +void hinic3_get_strings(struct net_device *netdev, u32 stringset, u8 *data); + +void hinic3_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats *stats, u64 *data); + +int hinic3_get_sset_count(struct net_device *netdev, int sset); + +int hinic3_force_port_disable(struct hinic3_nic_dev *nic_dev); + +int hinic3_force_set_port_state(struct hinic3_nic_dev *nic_dev, bool enable); + +int hinic3_maybe_set_port_state(struct hinic3_nic_dev *nic_dev, bool enable); + +#ifdef ETHTOOL_GLINKSETTINGS +#ifndef XENSERVER_HAVE_NEW_ETHTOOL_OPS +int hinic3_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *link_settings); +int hinic3_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings + *link_settings); +#endif +#endif + +#ifndef HAVE_NEW_ETHTOOL_LINK_SETTINGS_ONLY +int hinic3_get_settings(struct net_device *netdev, struct ethtool_cmd *ep); +int hinic3_set_settings(struct net_device *netdev, + struct ethtool_cmd *link_settings); +#endif + +void hinic3_auto_moderation_work(struct work_struct *work); + +typedef void (*hinic3_reopen_handler)(struct hinic3_nic_dev *nic_dev, + const void *priv_data); +int hinic3_change_channel_settings(struct hinic3_nic_dev *nic_dev, + struct hinic3_dyna_txrxq_params *trxq_params, + hinic3_reopen_handler reopen_handler, + const void *priv_data); + +void hinic3_link_status_change(struct hinic3_nic_dev *nic_dev, bool status); + +#ifdef HAVE_XDP_SUPPORT +bool hinic3_is_xdp_enable(struct hinic3_nic_dev *nic_dev); +int hinic3_xdp_max_mtu(struct hinic3_nic_dev *nic_dev); +#endif + +#endif + diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_event.c b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_event.c new file mode 100644 index 000000000000..57cf07cee554 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_event.c @@ -0,0 +1,580 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/etherdevice.h> +#include <linux/if_vlan.h> +#include <linux/ethtool.h> +#include <linux/kernel.h> +#include <linux/device.h> +#include <linux/pci.h> +#include <linux/netdevice.h> +#include <linux/module.h> + +#include "ossl_knl.h" +#include "hinic3_crm.h" +#include "hinic3_hw.h" +#include "hinic3_nic_io.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_srv_nic.h" +#include "hinic3_nic.h" +#include "hinic3_nic_cmd.h" + +static int hinic3_init_vf_config(struct hinic3_nic_io *nic_io, u16 vf_id) +{ + struct vf_data_storage *vf_info; + u16 func_id; + int err = 0; + + vf_info = nic_io->vf_infos + HW_VF_ID_TO_OS(vf_id); + ether_addr_copy(vf_info->drv_mac_addr, vf_info->user_mac_addr); + if (!is_zero_ether_addr(vf_info->drv_mac_addr)) { + vf_info->use_specified_mac = true; + func_id = hinic3_glb_pf_vf_offset(nic_io->hwdev) + vf_id; + + err = hinic3_set_mac(nic_io->hwdev, vf_info->drv_mac_addr, + vf_info->pf_vlan, func_id, + HINIC3_CHANNEL_NIC); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to set VF %d MAC\n", + HW_VF_ID_TO_OS(vf_id)); + return err; + } + } else { + vf_info->use_specified_mac = false; + } + + if (hinic3_vf_info_vlanprio(nic_io->hwdev, vf_id)) { + err = hinic3_cfg_vf_vlan(nic_io, HINIC3_CMD_OP_ADD, + vf_info->pf_vlan, vf_info->pf_qos, + vf_id); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to add VF %d VLAN_QOS\n", + HW_VF_ID_TO_OS(vf_id)); + return err; + } + } + + if (vf_info->max_rate) { + err = hinic3_set_vf_tx_rate(nic_io->hwdev, vf_id, + vf_info->max_rate, + vf_info->min_rate); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to set VF %d max rate %u, min rate %u\n", + HW_VF_ID_TO_OS(vf_id), vf_info->max_rate, + vf_info->min_rate); + return err; + } + } + + return 0; +} + +static int register_vf_msg_handler(struct hinic3_nic_io *nic_io, u16 vf_id) +{ + int err; + + if (vf_id > nic_io->max_vfs) { + nic_err(nic_io->dev_hdl, "Register VF id %d exceed limit[0-%d]\n", + HW_VF_ID_TO_OS(vf_id), HW_VF_ID_TO_OS(nic_io->max_vfs)); + return -EFAULT; + } + + err = hinic3_init_vf_config(nic_io, vf_id); + if (err) + return err; + + nic_io->vf_infos[HW_VF_ID_TO_OS(vf_id)].registered = true; + + return 0; +} + +static int unregister_vf_msg_handler(struct hinic3_nic_io *nic_io, u16 vf_id) +{ + struct vf_data_storage *vf_info = + nic_io->vf_infos + HW_VF_ID_TO_OS(vf_id); + struct hinic3_port_mac_set mac_info; + u16 out_size = sizeof(mac_info); + int err; + + if (vf_id > nic_io->max_vfs) + return -EFAULT; + + vf_info->registered = false; + + memset(&mac_info, 0, sizeof(mac_info)); + mac_info.func_id = hinic3_glb_pf_vf_offset(nic_io->hwdev) + (u16)vf_id; + mac_info.vlan_id = vf_info->pf_vlan; + ether_addr_copy(mac_info.mac, vf_info->drv_mac_addr); + + if (vf_info->use_specified_mac || vf_info->pf_vlan) { + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, + HINIC3_NIC_CMD_DEL_MAC, + &mac_info, sizeof(mac_info), + &mac_info, &out_size); + if (err || mac_info.msg_head.status || !out_size) { + nic_err(nic_io->dev_hdl, "Failed to delete VF %d MAC, err: %d, status: 0x%x, out size: 0x%x\n", + HW_VF_ID_TO_OS(vf_id), err, + mac_info.msg_head.status, out_size); + return -EFAULT; + } + } + + memset(vf_info->drv_mac_addr, 0, ETH_ALEN); + + return 0; +} + +static int hinic3_register_vf_msg_handler(struct hinic3_nic_io *nic_io, + u16 vf_id, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct hinic3_cmd_register_vf *register_vf = buf_in; + struct hinic3_cmd_register_vf *register_info = buf_out; + struct vf_data_storage *vf_info = nic_io->vf_infos + HW_VF_ID_TO_OS(vf_id); + int err; + + if (register_vf->op_register) { + vf_info->support_extra_feature = register_vf->support_extra_feature; + err = register_vf_msg_handler(nic_io, vf_id); + } else { + err = unregister_vf_msg_handler(nic_io, vf_id); + vf_info->support_extra_feature = 0; + } + + if (err) + register_info->msg_head.status = EFAULT; + + *out_size = sizeof(*register_info); + + return 0; +} + +void hinic3_unregister_vf(struct hinic3_nic_io *nic_io, u16 vf_id) +{ + struct vf_data_storage *vf_info = nic_io->vf_infos + HW_VF_ID_TO_OS(vf_id); + + unregister_vf_msg_handler(nic_io, vf_id); + vf_info->support_extra_feature = 0; +} + +static int hinic3_get_vf_cos_msg_handler(struct hinic3_nic_io *nic_io, + u16 vf_id, void *buf_in, + u16 in_size, void *buf_out, + u16 *out_size) +{ + struct hinic3_cmd_vf_dcb_state *dcb_state = buf_out; + + memcpy(&dcb_state->state, &nic_io->dcb_state, + sizeof(nic_io->dcb_state)); + + dcb_state->msg_head.status = 0; + *out_size = sizeof(*dcb_state); + return 0; +} + +static int hinic3_get_vf_mac_msg_handler(struct hinic3_nic_io *nic_io, u16 vf, + void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct vf_data_storage *vf_info = nic_io->vf_infos + HW_VF_ID_TO_OS(vf); + struct hinic3_port_mac_set *mac_info = buf_out; + + int err; + + if (HINIC3_SUPPORT_VF_MAC(nic_io->hwdev)) { + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, HINIC3_NIC_CMD_GET_MAC, buf_in, + in_size, buf_out, out_size); + if (!err) { + if (is_zero_ether_addr(mac_info->mac)) + ether_addr_copy(mac_info->mac, vf_info->drv_mac_addr); + } + return err; + } + + ether_addr_copy(mac_info->mac, vf_info->drv_mac_addr); + mac_info->msg_head.status = 0; + *out_size = sizeof(*mac_info); + + return 0; +} + +static int hinic3_set_vf_mac_msg_handler(struct hinic3_nic_io *nic_io, u16 vf, + void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct vf_data_storage *vf_info = nic_io->vf_infos + HW_VF_ID_TO_OS(vf); + struct hinic3_port_mac_set *mac_in = buf_in; + struct hinic3_port_mac_set *mac_out = buf_out; + int err; + + if (vf_info->use_specified_mac && !vf_info->trust && + is_valid_ether_addr(mac_in->mac)) { + nic_warn(nic_io->dev_hdl, "PF has already set VF %d MAC address, and vf trust is off.\n", + HW_VF_ID_TO_OS(vf)); + mac_out->msg_head.status = HINIC3_PF_SET_VF_ALREADY; + *out_size = sizeof(*mac_out); + return 0; + } + + if (is_valid_ether_addr(mac_in->mac)) + mac_in->vlan_id = vf_info->pf_vlan; + + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, HINIC3_NIC_CMD_SET_MAC, + buf_in, in_size, buf_out, out_size); + if (err || !(*out_size)) { + nic_err(nic_io->dev_hdl, "Failed to set VF %d MAC address, err: %d,status: 0x%x, out size: 0x%x\n", + HW_VF_ID_TO_OS(vf), err, mac_out->msg_head.status, + *out_size); + return -EFAULT; + } + + if (is_valid_ether_addr(mac_in->mac) && !mac_out->msg_head.status) + ether_addr_copy(vf_info->drv_mac_addr, mac_in->mac); + + return err; +} + +static int hinic3_del_vf_mac_msg_handler(struct hinic3_nic_io *nic_io, u16 vf, + void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct vf_data_storage *vf_info = nic_io->vf_infos + HW_VF_ID_TO_OS(vf); + struct hinic3_port_mac_set *mac_in = buf_in; + struct hinic3_port_mac_set *mac_out = buf_out; + int err; + + if (vf_info->use_specified_mac && !vf_info->trust && + is_valid_ether_addr(mac_in->mac)) { + nic_warn(nic_io->dev_hdl, "PF has already set VF %d MAC address, and vf trust is off.\n", + HW_VF_ID_TO_OS(vf)); + mac_out->msg_head.status = HINIC3_PF_SET_VF_ALREADY; + *out_size = sizeof(*mac_out); + return 0; + } + + if (is_valid_ether_addr(mac_in->mac)) + mac_in->vlan_id = vf_info->pf_vlan; + + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, HINIC3_NIC_CMD_DEL_MAC, + buf_in, in_size, buf_out, out_size); + if (err || !(*out_size)) { + nic_err(nic_io->dev_hdl, "Failed to delete VF %d MAC, err: %d, status: 0x%x, out size: 0x%x\n", + HW_VF_ID_TO_OS(vf), err, mac_out->msg_head.status, + *out_size); + return -EFAULT; + } + + if (is_valid_ether_addr(mac_in->mac) && !mac_out->msg_head.status) + eth_zero_addr(vf_info->drv_mac_addr); + + return err; +} + +static int hinic3_update_vf_mac_msg_handler(struct hinic3_nic_io *nic_io, + u16 vf, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct vf_data_storage *vf_info = nic_io->vf_infos + HW_VF_ID_TO_OS(vf); + struct hinic3_port_mac_update *mac_in = buf_in; + struct hinic3_port_mac_update *mac_out = buf_out; + int err; + + if (!is_valid_ether_addr(mac_in->new_mac)) { + nic_err(nic_io->dev_hdl, "Update VF MAC is invalid.\n"); + return -EINVAL; + } + +#ifndef __VMWARE__ + if (vf_info->use_specified_mac && !vf_info->trust) { + nic_warn(nic_io->dev_hdl, "PF has already set VF %d MAC address, and vf trust is off.\n", + HW_VF_ID_TO_OS(vf)); + mac_out->msg_head.status = HINIC3_PF_SET_VF_ALREADY; + *out_size = sizeof(*mac_out); + return 0; + } +#else + err = hinic_config_vf_request(nic_io->hwdev->pcidev_hdl, + HW_VF_ID_TO_OS(vf), + HINIC_CFG_VF_MAC_CHANGED, + (void *)mac_in->new_mac); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to config VF %d MAC request, err: %d\n", + HW_VF_ID_TO_OS(vf), err); + return err; + } +#endif + mac_in->vlan_id = vf_info->pf_vlan; + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, HINIC3_NIC_CMD_UPDATE_MAC, + buf_in, in_size, buf_out, out_size); + if (err || !(*out_size)) { + nic_warn(nic_io->dev_hdl, "Failed to update VF %d MAC, err: %d,status: 0x%x, out size: 0x%x\n", + HW_VF_ID_TO_OS(vf), err, mac_out->msg_head.status, + *out_size); + return -EFAULT; + } + + if (!mac_out->msg_head.status) + ether_addr_copy(vf_info->drv_mac_addr, mac_in->new_mac); + + return err; +} + +const struct vf_msg_handler vf_cmd_handler[] = { + { + .cmd = HINIC3_NIC_CMD_VF_REGISTER, + .handler = hinic3_register_vf_msg_handler, + }, + + { + .cmd = HINIC3_NIC_CMD_GET_MAC, + .handler = hinic3_get_vf_mac_msg_handler, + }, + + { + .cmd = HINIC3_NIC_CMD_SET_MAC, + .handler = hinic3_set_vf_mac_msg_handler, + }, + + { + .cmd = HINIC3_NIC_CMD_DEL_MAC, + .handler = hinic3_del_vf_mac_msg_handler, + }, + + { + .cmd = HINIC3_NIC_CMD_UPDATE_MAC, + .handler = hinic3_update_vf_mac_msg_handler, + }, + + { + .cmd = HINIC3_NIC_CMD_VF_COS, + .handler = hinic3_get_vf_cos_msg_handler + }, +}; + +static int _l2nic_msg_to_mgmt_sync(void *hwdev, u16 cmd, void *buf_in, + u16 in_size, void *buf_out, u16 *out_size, + u16 channel) +{ + u32 i, cmd_cnt = ARRAY_LEN(vf_cmd_handler); + bool cmd_to_pf = false; + + if (hinic3_func_type(hwdev) == TYPE_VF) { + for (i = 0; i < cmd_cnt; i++) { + if (cmd == vf_cmd_handler[i].cmd) + cmd_to_pf = true; + } + } + + if (cmd_to_pf) + return hinic3_mbox_to_pf(hwdev, HINIC3_MOD_L2NIC, cmd, buf_in, + in_size, buf_out, out_size, 0, + channel); + + return hinic3_msg_to_mgmt_sync(hwdev, HINIC3_MOD_L2NIC, cmd, buf_in, + in_size, buf_out, out_size, 0, channel); +} + +int l2nic_msg_to_mgmt_sync(void *hwdev, u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + return _l2nic_msg_to_mgmt_sync(hwdev, cmd, buf_in, in_size, buf_out, + out_size, HINIC3_CHANNEL_NIC); +} + +int l2nic_msg_to_mgmt_sync_ch(void *hwdev, u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size, u16 channel) +{ + return _l2nic_msg_to_mgmt_sync(hwdev, cmd, buf_in, in_size, buf_out, + out_size, channel); +} + +/* pf/ppf handler mbox msg from vf */ +int hinic3_pf_mbox_handler(void *hwdev, + u16 vf_id, u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + u32 index, cmd_size = ARRAY_LEN(vf_cmd_handler); + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev) + return -EFAULT; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + for (index = 0; index < cmd_size; index++) { + if (cmd == vf_cmd_handler[index].cmd) + return vf_cmd_handler[index].handler(nic_io, vf_id, + buf_in, in_size, + buf_out, out_size); + } + + nic_warn(nic_io->dev_hdl, "NO handler for nic cmd(%u) received from vf id: %u\n", + cmd, vf_id); + + return -EINVAL; +} + +void hinic3_notify_dcb_state_event(struct hinic3_nic_io *nic_io, + struct hinic3_dcb_state *dcb_state) +{ + struct hinic3_event_info event_info = {0}; + int i; +/*lint -e679*/ + if (dcb_state->trust == HINIC3_DCB_PCP) + /* This is 8 user priority to cos mapping relationships */ + sdk_info(nic_io->dev_hdl, "DCB %s, default cos %u, pcp2cos %u%u%u%u%u%u%u%u\n", + dcb_state->dcb_on ? "on" : "off", dcb_state->default_cos, + dcb_state->pcp2cos[ARRAY_INDEX_0], dcb_state->pcp2cos[ARRAY_INDEX_1], + dcb_state->pcp2cos[ARRAY_INDEX_2], dcb_state->pcp2cos[ARRAY_INDEX_3], + dcb_state->pcp2cos[ARRAY_INDEX_4], dcb_state->pcp2cos[ARRAY_INDEX_5], + dcb_state->pcp2cos[ARRAY_INDEX_6], dcb_state->pcp2cos[ARRAY_INDEX_7]); + else + for (i = 0; i < NIC_DCB_DSCP_NUM; i++) { + sdk_info(nic_io->dev_hdl, + "DCB %s, default cos %u, dscp2cos %u%u%u%u%u%u%u%u\n", + dcb_state->dcb_on ? "on" : "off", dcb_state->default_cos, + dcb_state->dscp2cos[ARRAY_INDEX_0 + i * NIC_DCB_DSCP_NUM], + dcb_state->dscp2cos[ARRAY_INDEX_1 + i * NIC_DCB_DSCP_NUM], + dcb_state->dscp2cos[ARRAY_INDEX_2 + i * NIC_DCB_DSCP_NUM], + dcb_state->dscp2cos[ARRAY_INDEX_3 + i * NIC_DCB_DSCP_NUM], + dcb_state->dscp2cos[ARRAY_INDEX_4 + i * NIC_DCB_DSCP_NUM], + dcb_state->dscp2cos[ARRAY_INDEX_5 + i * NIC_DCB_DSCP_NUM], + dcb_state->dscp2cos[ARRAY_INDEX_6 + i * NIC_DCB_DSCP_NUM], + dcb_state->dscp2cos[ARRAY_INDEX_7 + i * NIC_DCB_DSCP_NUM]); + } +/*lint +e679*/ + /* Saved in sdk for stateful module */ + hinic3_save_dcb_state(nic_io, dcb_state); + + event_info.service = EVENT_SRV_NIC; + event_info.type = EVENT_NIC_DCB_STATE_CHANGE; + memcpy((void *)event_info.event_data, dcb_state, sizeof(*dcb_state)); + + hinic3_event_callback(nic_io->hwdev, &event_info); +} + +static void dcb_state_event(void *hwdev, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct hinic3_cmd_vf_dcb_state *vf_dcb; + struct hinic3_nic_io *nic_io; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + vf_dcb = buf_in; + if (!vf_dcb) + return; + + hinic3_notify_dcb_state_event(nic_io, &vf_dcb->state); +} + +static void tx_pause_excp_event_handler(void *hwdev, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct nic_cmd_tx_pause_notice *excp_info = buf_in; + struct hinic3_nic_io *nic_io = NULL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + if (in_size != sizeof(*excp_info)) { + nic_err(nic_io->dev_hdl, "Invalid in_size: %u, should be %ld\n", + in_size, sizeof(*excp_info)); + return; + } + + nic_warn(nic_io->dev_hdl, "Receive tx pause exception event, excp: %u, level: %u\n", + excp_info->tx_pause_except, excp_info->except_level); + + hinic3_fault_event_report(hwdev, HINIC3_FAULT_SRC_TX_PAUSE_EXCP, + (u16)excp_info->except_level); +} + +static void bond_active_event_handler(void *hwdev, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct hinic3_bond_active_report_info *active_info = buf_in; + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_event_info event_info = {0}; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + if (in_size != sizeof(*active_info)) { + nic_err(nic_io->dev_hdl, "Invalid in_size: %u, should be %ld\n", + in_size, sizeof(*active_info)); + return; + } + + event_info.service = EVENT_SRV_NIC; + event_info.type = HINIC3_NIC_CMD_BOND_ACTIVE_NOTICE; + memcpy((void *)event_info.event_data, active_info, sizeof(*active_info)); + + hinic3_event_callback(nic_io->hwdev, &event_info); +} + +static const struct nic_event_handler nic_cmd_handler[] = { + { + .cmd = HINIC3_NIC_CMD_VF_COS, + .handler = dcb_state_event, + }, + { + .cmd = HINIC3_NIC_CMD_TX_PAUSE_EXCP_NOTICE, + .handler = tx_pause_excp_event_handler, + }, + + { + .cmd = HINIC3_NIC_CMD_BOND_ACTIVE_NOTICE, + .handler = bond_active_event_handler, + }, +}; + +static int _event_handler(void *hwdev, u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + struct hinic3_nic_io *nic_io = NULL; + u32 size = sizeof(nic_cmd_handler) / sizeof(struct nic_event_handler); + u32 i; + + if (!hwdev) + return -EINVAL; + + *out_size = 0; + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + for (i = 0; i < size; i++) { + if (cmd == nic_cmd_handler[i].cmd) { + nic_cmd_handler[i].handler(hwdev, buf_in, in_size, + buf_out, out_size); + return 0; + } + } + + /* can't find this event cmd */ + sdk_warn(nic_io->dev_hdl, "Unsupported nic event, cmd: %u\n", cmd); + *out_size = sizeof(struct mgmt_msg_head); + ((struct mgmt_msg_head *)buf_out)->status = HINIC3_MGMT_CMD_UNSUPPORTED; + + return 0; +} + +/* vf handler mbox msg from ppf/pf */ +/* vf link change event + * vf fault report event, TBD + */ +int hinic3_vf_event_handler(void *hwdev, + u16 cmd, void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + return _event_handler(hwdev, cmd, buf_in, in_size, buf_out, out_size); +} + +/* pf/ppf handler mgmt cpu report nic event */ +void hinic3_pf_event_handler(void *hwdev, u16 cmd, + void *buf_in, u16 in_size, + void *buf_out, u16 *out_size) +{ + _event_handler(hwdev, cmd, buf_in, in_size, buf_out, out_size); +} diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.c b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.c new file mode 100644 index 000000000000..22670ffe7ebf --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.c @@ -0,0 +1,1122 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/types.h> +#include <linux/module.h> + +#include "ossl_knl.h" +#include "hinic3_crm.h" +#include "hinic3_hw.h" +#include "hinic3_common.h" +#include "hinic3_nic_qp.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_srv_nic.h" +#include "hinic3_nic.h" +#include "hinic3_nic_cmd.h" +#include "hinic3_nic_io.h" + +#define HINIC3_DEAULT_TX_CI_PENDING_LIMIT 1 +#define HINIC3_DEAULT_TX_CI_COALESCING_TIME 1 +#define HINIC3_DEAULT_DROP_THD_ON (0xFFFF) +#define HINIC3_DEAULT_DROP_THD_OFF 0 +/*lint -e806*/ +static unsigned char tx_pending_limit = HINIC3_DEAULT_TX_CI_PENDING_LIMIT; +module_param(tx_pending_limit, byte, 0444); +MODULE_PARM_DESC(tx_pending_limit, "TX CI coalescing parameter pending_limit (default=0)"); + +static unsigned char tx_coalescing_time = HINIC3_DEAULT_TX_CI_COALESCING_TIME; +module_param(tx_coalescing_time, byte, 0444); +MODULE_PARM_DESC(tx_coalescing_time, "TX CI coalescing parameter coalescing_time (default=0)"); + +static unsigned char rq_wqe_type = HINIC3_NORMAL_RQ_WQE; +module_param(rq_wqe_type, byte, 0444); +MODULE_PARM_DESC(rq_wqe_type, "RQ WQE type 0-8Bytes, 1-16Bytes, 2-32Bytes (default=2)"); + +/*lint +e806*/ +static u32 tx_drop_thd_on = HINIC3_DEAULT_DROP_THD_ON; +module_param(tx_drop_thd_on, uint, 0644); +MODULE_PARM_DESC(tx_drop_thd_on, "TX parameter drop_thd_on (default=0xffff)"); + +static u32 tx_drop_thd_off = HINIC3_DEAULT_DROP_THD_OFF; +module_param(tx_drop_thd_off, uint, 0644); +MODULE_PARM_DESC(tx_drop_thd_off, "TX parameter drop_thd_off (default=0)"); +/* performance: ci addr RTE_CACHE_SIZE(64B) alignment */ +#define HINIC3_CI_Q_ADDR_SIZE (64) + +#define CI_TABLE_SIZE(num_qps, pg_sz) \ + (ALIGN((num_qps) * HINIC3_CI_Q_ADDR_SIZE, pg_sz)) + +#define HINIC3_CI_VADDR(base_addr, q_id) ((u8 *)(base_addr) + \ + (q_id) * HINIC3_CI_Q_ADDR_SIZE) + +#define HINIC3_CI_PADDR(base_paddr, q_id) ((base_paddr) + \ + (q_id) * HINIC3_CI_Q_ADDR_SIZE) + +#define WQ_PREFETCH_MAX 4 +#define WQ_PREFETCH_MIN 1 +#define WQ_PREFETCH_THRESHOLD 256 + +#define HINIC3_Q_CTXT_MAX 31 /* (2048 - 8) / 64 */ + +enum hinic3_qp_ctxt_type { + HINIC3_QP_CTXT_TYPE_SQ, + HINIC3_QP_CTXT_TYPE_RQ, +}; + +struct hinic3_qp_ctxt_header { + u16 num_queues; + u16 queue_type; + u16 start_qid; + u16 rsvd; +}; + +struct hinic3_sq_ctxt { + u32 ci_pi; + u32 drop_mode_sp; + u32 wq_pfn_hi_owner; + u32 wq_pfn_lo; + + u32 rsvd0; + u32 pkt_drop_thd; + u32 global_sq_id; + u32 vlan_ceq_attr; + + u32 pref_cache; + u32 pref_ci_owner; + u32 pref_wq_pfn_hi_ci; + u32 pref_wq_pfn_lo; + + u32 rsvd8; + u32 rsvd9; + u32 wq_block_pfn_hi; + u32 wq_block_pfn_lo; +}; + +struct hinic3_rq_ctxt { + u32 ci_pi; + u32 ceq_attr; + u32 wq_pfn_hi_type_owner; + u32 wq_pfn_lo; + + u32 rsvd[3]; + u32 cqe_sge_len; + + u32 pref_cache; + u32 pref_ci_owner; + u32 pref_wq_pfn_hi_ci; + u32 pref_wq_pfn_lo; + + u32 pi_paddr_hi; + u32 pi_paddr_lo; + u32 wq_block_pfn_hi; + u32 wq_block_pfn_lo; +}; + +struct hinic3_sq_ctxt_block { + struct hinic3_qp_ctxt_header cmdq_hdr; + struct hinic3_sq_ctxt sq_ctxt[HINIC3_Q_CTXT_MAX]; +}; + +struct hinic3_rq_ctxt_block { + struct hinic3_qp_ctxt_header cmdq_hdr; + struct hinic3_rq_ctxt rq_ctxt[HINIC3_Q_CTXT_MAX]; +}; + +struct hinic3_clean_queue_ctxt { + struct hinic3_qp_ctxt_header cmdq_hdr; + u32 rsvd; +}; + +#define SQ_CTXT_SIZE(num_sqs) ((u16)(sizeof(struct hinic3_qp_ctxt_header) \ + + (num_sqs) * sizeof(struct hinic3_sq_ctxt))) + +#define RQ_CTXT_SIZE(num_rqs) ((u16)(sizeof(struct hinic3_qp_ctxt_header) \ + + (num_rqs) * sizeof(struct hinic3_rq_ctxt))) + +#define CI_IDX_HIGH_SHIFH 12 + +#define CI_HIGN_IDX(val) ((val) >> CI_IDX_HIGH_SHIFH) + +#define SQ_CTXT_PI_IDX_SHIFT 0 +#define SQ_CTXT_CI_IDX_SHIFT 16 + +#define SQ_CTXT_PI_IDX_MASK 0xFFFFU +#define SQ_CTXT_CI_IDX_MASK 0xFFFFU + +#define SQ_CTXT_CI_PI_SET(val, member) (((val) & \ + SQ_CTXT_##member##_MASK) \ + << SQ_CTXT_##member##_SHIFT) + +#define SQ_CTXT_MODE_SP_FLAG_SHIFT 0 +#define SQ_CTXT_MODE_PKT_DROP_SHIFT 1 + +#define SQ_CTXT_MODE_SP_FLAG_MASK 0x1U +#define SQ_CTXT_MODE_PKT_DROP_MASK 0x1U + +#define SQ_CTXT_MODE_SET(val, member) (((val) & \ + SQ_CTXT_MODE_##member##_MASK) \ + << SQ_CTXT_MODE_##member##_SHIFT) + +#define SQ_CTXT_WQ_PAGE_HI_PFN_SHIFT 0 +#define SQ_CTXT_WQ_PAGE_OWNER_SHIFT 23 + +#define SQ_CTXT_WQ_PAGE_HI_PFN_MASK 0xFFFFFU +#define SQ_CTXT_WQ_PAGE_OWNER_MASK 0x1U + +#define SQ_CTXT_WQ_PAGE_SET(val, member) (((val) & \ + SQ_CTXT_WQ_PAGE_##member##_MASK) \ + << SQ_CTXT_WQ_PAGE_##member##_SHIFT) + +#define SQ_CTXT_PKT_DROP_THD_ON_SHIFT 0 +#define SQ_CTXT_PKT_DROP_THD_OFF_SHIFT 16 + +#define SQ_CTXT_PKT_DROP_THD_ON_MASK 0xFFFFU +#define SQ_CTXT_PKT_DROP_THD_OFF_MASK 0xFFFFU + +#define SQ_CTXT_PKT_DROP_THD_SET(val, member) (((val) & \ + SQ_CTXT_PKT_DROP_##member##_MASK) \ + << SQ_CTXT_PKT_DROP_##member##_SHIFT) + +#define SQ_CTXT_GLOBAL_SQ_ID_SHIFT 0 + +#define SQ_CTXT_GLOBAL_SQ_ID_MASK 0x1FFFU + +#define SQ_CTXT_GLOBAL_QUEUE_ID_SET(val, member) (((val) & \ + SQ_CTXT_##member##_MASK) \ + << SQ_CTXT_##member##_SHIFT) + +#define SQ_CTXT_VLAN_TAG_SHIFT 0 +#define SQ_CTXT_VLAN_TYPE_SEL_SHIFT 16 +#define SQ_CTXT_VLAN_INSERT_MODE_SHIFT 19 +#define SQ_CTXT_VLAN_CEQ_EN_SHIFT 23 + +#define SQ_CTXT_VLAN_TAG_MASK 0xFFFFU +#define SQ_CTXT_VLAN_TYPE_SEL_MASK 0x7U +#define SQ_CTXT_VLAN_INSERT_MODE_MASK 0x3U +#define SQ_CTXT_VLAN_CEQ_EN_MASK 0x1U + +#define SQ_CTXT_VLAN_CEQ_SET(val, member) (((val) & \ + SQ_CTXT_VLAN_##member##_MASK) \ + << SQ_CTXT_VLAN_##member##_SHIFT) + +#define SQ_CTXT_PREF_CACHE_THRESHOLD_SHIFT 0 +#define SQ_CTXT_PREF_CACHE_MAX_SHIFT 14 +#define SQ_CTXT_PREF_CACHE_MIN_SHIFT 25 + +#define SQ_CTXT_PREF_CACHE_THRESHOLD_MASK 0x3FFFU +#define SQ_CTXT_PREF_CACHE_MAX_MASK 0x7FFU +#define SQ_CTXT_PREF_CACHE_MIN_MASK 0x7FU + +#define SQ_CTXT_PREF_CI_HI_SHIFT 0 +#define SQ_CTXT_PREF_OWNER_SHIFT 4 + +#define SQ_CTXT_PREF_CI_HI_MASK 0xFU +#define SQ_CTXT_PREF_OWNER_MASK 0x1U + +#define SQ_CTXT_PREF_WQ_PFN_HI_SHIFT 0 +#define SQ_CTXT_PREF_CI_LOW_SHIFT 20 + +#define SQ_CTXT_PREF_WQ_PFN_HI_MASK 0xFFFFFU +#define SQ_CTXT_PREF_CI_LOW_MASK 0xFFFU + +#define SQ_CTXT_PREF_SET(val, member) (((val) & \ + SQ_CTXT_PREF_##member##_MASK) \ + << SQ_CTXT_PREF_##member##_SHIFT) + +#define SQ_CTXT_WQ_BLOCK_PFN_HI_SHIFT 0 + +#define SQ_CTXT_WQ_BLOCK_PFN_HI_MASK 0x7FFFFFU + +#define SQ_CTXT_WQ_BLOCK_SET(val, member) (((val) & \ + SQ_CTXT_WQ_BLOCK_##member##_MASK) \ + << SQ_CTXT_WQ_BLOCK_##member##_SHIFT) + +#define RQ_CTXT_PI_IDX_SHIFT 0 +#define RQ_CTXT_CI_IDX_SHIFT 16 + +#define RQ_CTXT_PI_IDX_MASK 0xFFFFU +#define RQ_CTXT_CI_IDX_MASK 0xFFFFU + +#define RQ_CTXT_CI_PI_SET(val, member) (((val) & \ + RQ_CTXT_##member##_MASK) \ + << RQ_CTXT_##member##_SHIFT) + +#define RQ_CTXT_CEQ_ATTR_INTR_SHIFT 21 +#define RQ_CTXT_CEQ_ATTR_EN_SHIFT 31 + +#define RQ_CTXT_CEQ_ATTR_INTR_MASK 0x3FFU +#define RQ_CTXT_CEQ_ATTR_EN_MASK 0x1U + +#define RQ_CTXT_CEQ_ATTR_SET(val, member) (((val) & \ + RQ_CTXT_CEQ_ATTR_##member##_MASK) \ + << RQ_CTXT_CEQ_ATTR_##member##_SHIFT) + +#define RQ_CTXT_WQ_PAGE_HI_PFN_SHIFT 0 +#define RQ_CTXT_WQ_PAGE_WQE_TYPE_SHIFT 28 +#define RQ_CTXT_WQ_PAGE_OWNER_SHIFT 31 + +#define RQ_CTXT_WQ_PAGE_HI_PFN_MASK 0xFFFFFU +#define RQ_CTXT_WQ_PAGE_WQE_TYPE_MASK 0x3U +#define RQ_CTXT_WQ_PAGE_OWNER_MASK 0x1U + +#define RQ_CTXT_WQ_PAGE_SET(val, member) (((val) & \ + RQ_CTXT_WQ_PAGE_##member##_MASK) << \ + RQ_CTXT_WQ_PAGE_##member##_SHIFT) + +#define RQ_CTXT_CQE_LEN_SHIFT 28 + +#define RQ_CTXT_CQE_LEN_MASK 0x3U + +#define RQ_CTXT_CQE_LEN_SET(val, member) (((val) & \ + RQ_CTXT_##member##_MASK) << \ + RQ_CTXT_##member##_SHIFT) + +#define RQ_CTXT_PREF_CACHE_THRESHOLD_SHIFT 0 +#define RQ_CTXT_PREF_CACHE_MAX_SHIFT 14 +#define RQ_CTXT_PREF_CACHE_MIN_SHIFT 25 + +#define RQ_CTXT_PREF_CACHE_THRESHOLD_MASK 0x3FFFU +#define RQ_CTXT_PREF_CACHE_MAX_MASK 0x7FFU +#define RQ_CTXT_PREF_CACHE_MIN_MASK 0x7FU + +#define RQ_CTXT_PREF_CI_HI_SHIFT 0 +#define RQ_CTXT_PREF_OWNER_SHIFT 4 + +#define RQ_CTXT_PREF_CI_HI_MASK 0xFU +#define RQ_CTXT_PREF_OWNER_MASK 0x1U + +#define RQ_CTXT_PREF_WQ_PFN_HI_SHIFT 0 +#define RQ_CTXT_PREF_CI_LOW_SHIFT 20 + +#define RQ_CTXT_PREF_WQ_PFN_HI_MASK 0xFFFFFU +#define RQ_CTXT_PREF_CI_LOW_MASK 0xFFFU + +#define RQ_CTXT_PREF_SET(val, member) (((val) & \ + RQ_CTXT_PREF_##member##_MASK) << \ + RQ_CTXT_PREF_##member##_SHIFT) + +#define RQ_CTXT_WQ_BLOCK_PFN_HI_SHIFT 0 + +#define RQ_CTXT_WQ_BLOCK_PFN_HI_MASK 0x7FFFFFU + +#define RQ_CTXT_WQ_BLOCK_SET(val, member) (((val) & \ + RQ_CTXT_WQ_BLOCK_##member##_MASK) << \ + RQ_CTXT_WQ_BLOCK_##member##_SHIFT) + +#define SIZE_16BYTES(size) (ALIGN((size), 16) >> 4) + +#define WQ_PAGE_PFN_SHIFT 12 +#define WQ_BLOCK_PFN_SHIFT 9 + +#define WQ_PAGE_PFN(page_addr) ((page_addr) >> WQ_PAGE_PFN_SHIFT) +#define WQ_BLOCK_PFN(page_addr) ((page_addr) >> WQ_BLOCK_PFN_SHIFT) + +/* sq and rq */ +#define TOTAL_DB_NUM(num_qps) ((u16)(2 * (num_qps))) + +static int hinic3_create_sq(struct hinic3_nic_io *nic_io, struct hinic3_io_queue *sq, + u16 q_id, u32 sq_depth, u16 sq_msix_idx) +{ + int err; + + /* sq used & hardware request init 1 */ + sq->owner = 1; + + sq->q_id = q_id; + sq->msix_entry_idx = sq_msix_idx; + + err = hinic3_wq_create(nic_io->hwdev, &sq->wq, sq_depth, + (u16)BIT(HINIC3_SQ_WQEBB_SHIFT)); + if (err) { + sdk_err(nic_io->dev_hdl, "Failed to create tx queue(%u) wq\n", + q_id); + return err; + } + + return 0; +} + +static void hinic3_destroy_sq(struct hinic3_nic_io *nic_io, struct hinic3_io_queue *sq) +{ + hinic3_wq_destroy(&sq->wq); +} + +static int hinic3_create_rq(struct hinic3_nic_io *nic_io, struct hinic3_io_queue *rq, + u16 q_id, u32 rq_depth, u16 rq_msix_idx) +{ + int err; + + rq->wqe_type = rq_wqe_type; + rq->q_id = q_id; + rq->msix_entry_idx = rq_msix_idx; + + err = hinic3_wq_create(nic_io->hwdev, &rq->wq, rq_depth, + (u16)BIT(HINIC3_RQ_WQEBB_SHIFT + rq_wqe_type)); + if (err) { + sdk_err(nic_io->dev_hdl, "Failed to create rx queue(%u) wq\n", + q_id); + return err; + } + + rq->rx.pi_virt_addr = dma_zalloc_coherent(nic_io->dev_hdl, PAGE_SIZE, + &rq->rx.pi_dma_addr, + GFP_KERNEL); + if (!rq->rx.pi_virt_addr) { + hinic3_wq_destroy(&rq->wq); + nic_err(nic_io->dev_hdl, "Failed to allocate rq pi virt addr\n"); + return -ENOMEM; + } + + return 0; +} + +static void hinic3_destroy_rq(struct hinic3_nic_io *nic_io, struct hinic3_io_queue *rq) +{ + dma_free_coherent(nic_io->dev_hdl, PAGE_SIZE, rq->rx.pi_virt_addr, + rq->rx.pi_dma_addr); + + hinic3_wq_destroy(&rq->wq); +} + +static int create_qp(struct hinic3_nic_io *nic_io, struct hinic3_io_queue *sq, + struct hinic3_io_queue *rq, u16 q_id, u32 sq_depth, + u32 rq_depth, u16 qp_msix_idx) +{ + int err; + + err = hinic3_create_sq(nic_io, sq, q_id, sq_depth, qp_msix_idx); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to create sq, qid: %u\n", + q_id); + return err; + } + + err = hinic3_create_rq(nic_io, rq, q_id, rq_depth, qp_msix_idx); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to create rq, qid: %u\n", + q_id); + goto create_rq_err; + } + + return 0; + +create_rq_err: + hinic3_destroy_sq(nic_io, sq); + + return err; +} + +static void destroy_qp(struct hinic3_nic_io *nic_io, struct hinic3_io_queue *sq, + struct hinic3_io_queue *rq) +{ + hinic3_destroy_sq(nic_io, sq); + hinic3_destroy_rq(nic_io, rq); +} + +int hinic3_init_nicio_res(void *hwdev) +{ + struct hinic3_nic_io *nic_io = NULL; + void __iomem *db_base = NULL; + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) { + pr_err("Failed to get nic service adapter\n"); + return -EFAULT; + } + + nic_io->max_qps = hinic3_func_max_qnum(hwdev); + + err = hinic3_alloc_db_addr(hwdev, &db_base, NULL); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to allocate doorbell for sqs\n"); + return -ENOMEM; + } + nic_io->sqs_db_addr = (u8 *)db_base; + + err = hinic3_alloc_db_addr(hwdev, &db_base, NULL); + if (err) { + hinic3_free_db_addr(hwdev, nic_io->sqs_db_addr, NULL); + nic_err(nic_io->dev_hdl, "Failed to allocate doorbell for rqs\n"); + return -ENOMEM; + } + nic_io->rqs_db_addr = (u8 *)db_base; + + nic_io->ci_vaddr_base = + dma_zalloc_coherent(nic_io->dev_hdl, + CI_TABLE_SIZE(nic_io->max_qps, PAGE_SIZE), + &nic_io->ci_dma_base, GFP_KERNEL); + if (!nic_io->ci_vaddr_base) { + hinic3_free_db_addr(hwdev, nic_io->sqs_db_addr, NULL); + hinic3_free_db_addr(hwdev, nic_io->rqs_db_addr, NULL); + nic_err(nic_io->dev_hdl, "Failed to allocate ci area\n"); + return -ENOMEM; + } + + return 0; +} + +void hinic3_deinit_nicio_res(void *hwdev) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev) + return; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) { + pr_err("Failed to get nic service adapter\n"); + return; + } + + dma_free_coherent(nic_io->dev_hdl, + CI_TABLE_SIZE(nic_io->max_qps, PAGE_SIZE), + nic_io->ci_vaddr_base, nic_io->ci_dma_base); + /* free all doorbell */ + hinic3_free_db_addr(hwdev, nic_io->sqs_db_addr, NULL); + hinic3_free_db_addr(hwdev, nic_io->rqs_db_addr, NULL); +} + +int hinic3_alloc_qps(void *hwdev, struct irq_info *qps_msix_arry, + struct hinic3_dyna_qp_params *qp_params) +{ + struct hinic3_io_queue *sqs = NULL; + struct hinic3_io_queue *rqs = NULL; + struct hinic3_nic_io *nic_io = NULL; + u16 q_id, i, num_qps; + int err; + + if (!hwdev || !qps_msix_arry || !qp_params) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) { + pr_err("Failed to get nic service adapter\n"); + return -EFAULT; + } + + if (qp_params->num_qps > nic_io->max_qps || !qp_params->num_qps) + return -EINVAL; + + num_qps = qp_params->num_qps; + sqs = kcalloc(num_qps, sizeof(*sqs), GFP_KERNEL); + if (!sqs) { + nic_err(nic_io->dev_hdl, "Failed to allocate sq\n"); + err = -ENOMEM; + goto alloc_sqs_err; + } + + rqs = kcalloc(num_qps, sizeof(*rqs), GFP_KERNEL); + if (!rqs) { + nic_err(nic_io->dev_hdl, "Failed to allocate rq\n"); + err = -ENOMEM; + goto alloc_rqs_err; + } + + for (q_id = 0; q_id < num_qps; q_id++) { + err = create_qp(nic_io, &sqs[q_id], &rqs[q_id], q_id, qp_params->sq_depth, + qp_params->rq_depth, qps_msix_arry[q_id].msix_entry_idx); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to allocate qp %u, err: %d\n", q_id, err); + goto create_qp_err; + } + } + + qp_params->sqs = sqs; + qp_params->rqs = rqs; + + return 0; + +create_qp_err: + for (i = 0; i < q_id; i++) + destroy_qp(nic_io, &sqs[i], &rqs[i]); + + kfree(rqs); + +alloc_rqs_err: + kfree(sqs); + +alloc_sqs_err: + + return err; +} + +void hinic3_free_qps(void *hwdev, struct hinic3_dyna_qp_params *qp_params) +{ + struct hinic3_nic_io *nic_io = NULL; + u16 q_id; + + if (!hwdev || !qp_params) + return; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) { + pr_err("Failed to get nic service adapter\n"); + return; + } + + for (q_id = 0; q_id < qp_params->num_qps; q_id++) + destroy_qp(nic_io, &qp_params->sqs[q_id], + &qp_params->rqs[q_id]); + + kfree(qp_params->sqs); + kfree(qp_params->rqs); +} + +static void init_qps_info(struct hinic3_nic_io *nic_io, + struct hinic3_dyna_qp_params *qp_params) +{ + struct hinic3_io_queue *sqs = qp_params->sqs; + struct hinic3_io_queue *rqs = qp_params->rqs; + u16 q_id; + + nic_io->num_qps = qp_params->num_qps; + nic_io->sq = qp_params->sqs; + nic_io->rq = qp_params->rqs; + for (q_id = 0; q_id < nic_io->num_qps; q_id++) { + sqs[q_id].tx.cons_idx_addr = + HINIC3_CI_VADDR(nic_io->ci_vaddr_base, q_id); + /* clear ci value */ + *(u16 *)sqs[q_id].tx.cons_idx_addr = 0; + sqs[q_id].db_addr = nic_io->sqs_db_addr; + + /* The first num_qps doorbell is used by sq */ + rqs[q_id].db_addr = nic_io->rqs_db_addr; + } +} + +int hinic3_init_qps(void *hwdev, struct hinic3_dyna_qp_params *qp_params) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev || !qp_params) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) { + pr_err("Failed to get nic service adapter\n"); + return -EFAULT; + } + + init_qps_info(nic_io, qp_params); + + return hinic3_init_qp_ctxts(hwdev); +} + +void hinic3_deinit_qps(void *hwdev, struct hinic3_dyna_qp_params *qp_params) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev || !qp_params) + return; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) { + pr_err("Failed to get nic service adapter\n"); + return; + } + + qp_params->sqs = nic_io->sq; + qp_params->rqs = nic_io->rq; + qp_params->num_qps = nic_io->num_qps; + + hinic3_free_qp_ctxts(hwdev); +} + +int hinic3_create_qps(void *hwdev, u16 num_qp, u32 sq_depth, u32 rq_depth, + struct irq_info *qps_msix_arry) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_dyna_qp_params qp_params = {0}; + int err; + + if (!hwdev || !qps_msix_arry) + return -EFAULT; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) { + pr_err("Failed to get nic service adapter\n"); + return -EFAULT; + } + + err = hinic3_init_nicio_res(hwdev); + if (err) + return err; + + qp_params.num_qps = num_qp; + qp_params.sq_depth = sq_depth; + qp_params.rq_depth = rq_depth; + err = hinic3_alloc_qps(hwdev, qps_msix_arry, &qp_params); + if (err) { + hinic3_deinit_nicio_res(hwdev); + nic_err(nic_io->dev_hdl, + "Failed to allocate qps, err: %d\n", err); + return err; + } + + init_qps_info(nic_io, &qp_params); + + return 0; +} +EXPORT_SYMBOL(hinic3_create_qps); + +void hinic3_destroy_qps(void *hwdev) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_dyna_qp_params qp_params = {0}; + + if (!hwdev) + return; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return; + + hinic3_deinit_qps(hwdev, &qp_params); + hinic3_free_qps(hwdev, &qp_params); + hinic3_deinit_nicio_res(hwdev); +} +EXPORT_SYMBOL(hinic3_destroy_qps); + +void *hinic3_get_nic_queue(void *hwdev, u16 q_id, enum hinic3_queue_type q_type) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev || q_type >= HINIC3_MAX_QUEUE_TYPE) + return NULL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return NULL; + + return ((q_type == HINIC3_SQ) ? &nic_io->sq[q_id] : &nic_io->rq[q_id]); +} +EXPORT_SYMBOL(hinic3_get_nic_queue); + +static void hinic3_qp_prepare_cmdq_header(struct hinic3_qp_ctxt_header *qp_ctxt_hdr, + enum hinic3_qp_ctxt_type ctxt_type, + u16 num_queues, u16 q_id) +{ + qp_ctxt_hdr->queue_type = ctxt_type; + qp_ctxt_hdr->num_queues = num_queues; + qp_ctxt_hdr->start_qid = q_id; + qp_ctxt_hdr->rsvd = 0; + + hinic3_cpu_to_be32(qp_ctxt_hdr, sizeof(*qp_ctxt_hdr)); +} + +static void hinic3_sq_prepare_ctxt(struct hinic3_io_queue *sq, u16 sq_id, + struct hinic3_sq_ctxt *sq_ctxt) +{ + u64 wq_page_addr; + u64 wq_page_pfn, wq_block_pfn; + u32 wq_page_pfn_hi, wq_page_pfn_lo; + u32 wq_block_pfn_hi, wq_block_pfn_lo; + u16 pi_start, ci_start; + + ci_start = hinic3_get_sq_local_ci(sq); + pi_start = hinic3_get_sq_local_pi(sq); + + wq_page_addr = hinic3_wq_get_first_wqe_page_addr(&sq->wq); + + wq_page_pfn = WQ_PAGE_PFN(wq_page_addr); + wq_page_pfn_hi = upper_32_bits(wq_page_pfn); + wq_page_pfn_lo = lower_32_bits(wq_page_pfn); + + wq_block_pfn = WQ_BLOCK_PFN(sq->wq.wq_block_paddr); + wq_block_pfn_hi = upper_32_bits(wq_block_pfn); + wq_block_pfn_lo = lower_32_bits(wq_block_pfn); + + sq_ctxt->ci_pi = + SQ_CTXT_CI_PI_SET(ci_start, CI_IDX) | + SQ_CTXT_CI_PI_SET(pi_start, PI_IDX); + + sq_ctxt->drop_mode_sp = + SQ_CTXT_MODE_SET(0, SP_FLAG) | + SQ_CTXT_MODE_SET(0, PKT_DROP); + + sq_ctxt->wq_pfn_hi_owner = + SQ_CTXT_WQ_PAGE_SET(wq_page_pfn_hi, HI_PFN) | + SQ_CTXT_WQ_PAGE_SET(1, OWNER); + + sq_ctxt->wq_pfn_lo = wq_page_pfn_lo; + + /* TO DO */ + sq_ctxt->pkt_drop_thd = + SQ_CTXT_PKT_DROP_THD_SET(tx_drop_thd_on, THD_ON) | + SQ_CTXT_PKT_DROP_THD_SET(tx_drop_thd_off, THD_OFF); + + sq_ctxt->global_sq_id = + SQ_CTXT_GLOBAL_QUEUE_ID_SET(sq_id, GLOBAL_SQ_ID); + + /* enable insert c-vlan in default */ + sq_ctxt->vlan_ceq_attr = + SQ_CTXT_VLAN_CEQ_SET(0, CEQ_EN) | + SQ_CTXT_VLAN_CEQ_SET(1, INSERT_MODE); + + sq_ctxt->rsvd0 = 0; + + sq_ctxt->pref_cache = + SQ_CTXT_PREF_SET(WQ_PREFETCH_MIN, CACHE_MIN) | + SQ_CTXT_PREF_SET(WQ_PREFETCH_MAX, CACHE_MAX) | + SQ_CTXT_PREF_SET(WQ_PREFETCH_THRESHOLD, CACHE_THRESHOLD); + + sq_ctxt->pref_ci_owner = + SQ_CTXT_PREF_SET(CI_HIGN_IDX(ci_start), CI_HI) | + SQ_CTXT_PREF_SET(1, OWNER); + + sq_ctxt->pref_wq_pfn_hi_ci = + SQ_CTXT_PREF_SET(ci_start, CI_LOW) | + SQ_CTXT_PREF_SET(wq_page_pfn_hi, WQ_PFN_HI); + + sq_ctxt->pref_wq_pfn_lo = wq_page_pfn_lo; + + sq_ctxt->wq_block_pfn_hi = + SQ_CTXT_WQ_BLOCK_SET(wq_block_pfn_hi, PFN_HI); + + sq_ctxt->wq_block_pfn_lo = wq_block_pfn_lo; + + hinic3_cpu_to_be32(sq_ctxt, sizeof(*sq_ctxt)); +} + +static void hinic3_rq_prepare_ctxt_get_wq_info(struct hinic3_io_queue *rq, + u32 *wq_page_pfn_hi, u32 *wq_page_pfn_lo, + u32 *wq_block_pfn_hi, u32 *wq_block_pfn_lo) +{ + u64 wq_page_addr; + u64 wq_page_pfn, wq_block_pfn; + + wq_page_addr = hinic3_wq_get_first_wqe_page_addr(&rq->wq); + + wq_page_pfn = WQ_PAGE_PFN(wq_page_addr); + *wq_page_pfn_hi = upper_32_bits(wq_page_pfn); + *wq_page_pfn_lo = lower_32_bits(wq_page_pfn); + + wq_block_pfn = WQ_BLOCK_PFN(rq->wq.wq_block_paddr); + *wq_block_pfn_hi = upper_32_bits(wq_block_pfn); + *wq_block_pfn_lo = lower_32_bits(wq_block_pfn); +} + +static void hinic3_rq_prepare_ctxt(struct hinic3_io_queue *rq, struct hinic3_rq_ctxt *rq_ctxt) +{ + u32 wq_page_pfn_hi, wq_page_pfn_lo; + u32 wq_block_pfn_hi, wq_block_pfn_lo; + u16 pi_start, ci_start; + u16 wqe_type = rq->wqe_type; + + /* RQ depth is in unit of 8Bytes */ + ci_start = (u16)((u32)hinic3_get_rq_local_ci(rq) << wqe_type); + pi_start = (u16)((u32)hinic3_get_rq_local_pi(rq) << wqe_type); + + hinic3_rq_prepare_ctxt_get_wq_info(rq, &wq_page_pfn_hi, &wq_page_pfn_lo, + &wq_block_pfn_hi, &wq_block_pfn_lo); + + rq_ctxt->ci_pi = + RQ_CTXT_CI_PI_SET(ci_start, CI_IDX) | + RQ_CTXT_CI_PI_SET(pi_start, PI_IDX); + + rq_ctxt->ceq_attr = RQ_CTXT_CEQ_ATTR_SET(0, EN) | + RQ_CTXT_CEQ_ATTR_SET(rq->msix_entry_idx, INTR); + + rq_ctxt->wq_pfn_hi_type_owner = + RQ_CTXT_WQ_PAGE_SET(wq_page_pfn_hi, HI_PFN) | + RQ_CTXT_WQ_PAGE_SET(1, OWNER); + + switch (wqe_type) { + case HINIC3_EXTEND_RQ_WQE: + /* use 32Byte WQE with SGE for CQE */ + rq_ctxt->wq_pfn_hi_type_owner |= + RQ_CTXT_WQ_PAGE_SET(0, WQE_TYPE); + break; + case HINIC3_NORMAL_RQ_WQE: + /* use 16Byte WQE with 32Bytes SGE for CQE */ + rq_ctxt->wq_pfn_hi_type_owner |= + RQ_CTXT_WQ_PAGE_SET(2, WQE_TYPE); + rq_ctxt->cqe_sge_len = RQ_CTXT_CQE_LEN_SET(1, CQE_LEN); + break; + default: + pr_err("Invalid rq wqe type: %u", wqe_type); + } + + rq_ctxt->wq_pfn_lo = wq_page_pfn_lo; + + rq_ctxt->pref_cache = + RQ_CTXT_PREF_SET(WQ_PREFETCH_MIN, CACHE_MIN) | + RQ_CTXT_PREF_SET(WQ_PREFETCH_MAX, CACHE_MAX) | + RQ_CTXT_PREF_SET(WQ_PREFETCH_THRESHOLD, CACHE_THRESHOLD); + + rq_ctxt->pref_ci_owner = + RQ_CTXT_PREF_SET(CI_HIGN_IDX(ci_start), CI_HI) | + RQ_CTXT_PREF_SET(1, OWNER); + + rq_ctxt->pref_wq_pfn_hi_ci = + RQ_CTXT_PREF_SET(wq_page_pfn_hi, WQ_PFN_HI) | + RQ_CTXT_PREF_SET(ci_start, CI_LOW); + + rq_ctxt->pref_wq_pfn_lo = wq_page_pfn_lo; + + rq_ctxt->pi_paddr_hi = upper_32_bits(rq->rx.pi_dma_addr); + rq_ctxt->pi_paddr_lo = lower_32_bits(rq->rx.pi_dma_addr); + + rq_ctxt->wq_block_pfn_hi = + RQ_CTXT_WQ_BLOCK_SET(wq_block_pfn_hi, PFN_HI); + + rq_ctxt->wq_block_pfn_lo = wq_block_pfn_lo; + + hinic3_cpu_to_be32(rq_ctxt, sizeof(*rq_ctxt)); +} + +static int init_sq_ctxts(struct hinic3_nic_io *nic_io) +{ + struct hinic3_sq_ctxt_block *sq_ctxt_block = NULL; + struct hinic3_sq_ctxt *sq_ctxt = NULL; + struct hinic3_cmd_buf *cmd_buf = NULL; + struct hinic3_io_queue *sq = NULL; + u64 out_param = 0; + u16 q_id, curr_id, max_ctxts, i; + int err = 0; + + cmd_buf = hinic3_alloc_cmd_buf(nic_io->hwdev); + if (!cmd_buf) { + nic_err(nic_io->dev_hdl, "Failed to allocate cmd buf\n"); + return -ENOMEM; + } + + q_id = 0; + while (q_id < nic_io->num_qps) { + sq_ctxt_block = cmd_buf->buf; + sq_ctxt = sq_ctxt_block->sq_ctxt; + + max_ctxts = (nic_io->num_qps - q_id) > HINIC3_Q_CTXT_MAX ? + HINIC3_Q_CTXT_MAX : (nic_io->num_qps - q_id); + + hinic3_qp_prepare_cmdq_header(&sq_ctxt_block->cmdq_hdr, + HINIC3_QP_CTXT_TYPE_SQ, max_ctxts, + q_id); + + for (i = 0; i < max_ctxts; i++) { + curr_id = q_id + i; + sq = &nic_io->sq[curr_id]; + + hinic3_sq_prepare_ctxt(sq, curr_id, &sq_ctxt[i]); + } + + cmd_buf->size = SQ_CTXT_SIZE(max_ctxts); + + err = hinic3_cmdq_direct_resp(nic_io->hwdev, HINIC3_MOD_L2NIC, + HINIC3_UCODE_CMD_MODIFY_QUEUE_CTX, + cmd_buf, &out_param, 0, + HINIC3_CHANNEL_NIC); + if (err || out_param != 0) { + nic_err(nic_io->dev_hdl, "Failed to set SQ ctxts, err: %d, out_param: 0x%llx\n", + err, out_param); + + err = -EFAULT; + break; + } + + q_id += max_ctxts; + } + + hinic3_free_cmd_buf(nic_io->hwdev, cmd_buf); + + return err; +} + +static int init_rq_ctxts(struct hinic3_nic_io *nic_io) +{ + struct hinic3_rq_ctxt_block *rq_ctxt_block = NULL; + struct hinic3_rq_ctxt *rq_ctxt = NULL; + struct hinic3_cmd_buf *cmd_buf = NULL; + struct hinic3_io_queue *rq = NULL; + u64 out_param = 0; + u16 q_id, curr_id, max_ctxts, i; + int err = 0; + + cmd_buf = hinic3_alloc_cmd_buf(nic_io->hwdev); + if (!cmd_buf) { + nic_err(nic_io->dev_hdl, "Failed to allocate cmd buf\n"); + return -ENOMEM; + } + + q_id = 0; + while (q_id < nic_io->num_qps) { + rq_ctxt_block = cmd_buf->buf; + rq_ctxt = rq_ctxt_block->rq_ctxt; + + max_ctxts = (nic_io->num_qps - q_id) > HINIC3_Q_CTXT_MAX ? + HINIC3_Q_CTXT_MAX : (nic_io->num_qps - q_id); + + hinic3_qp_prepare_cmdq_header(&rq_ctxt_block->cmdq_hdr, + HINIC3_QP_CTXT_TYPE_RQ, max_ctxts, + q_id); + + for (i = 0; i < max_ctxts; i++) { + curr_id = q_id + i; + rq = &nic_io->rq[curr_id]; + + hinic3_rq_prepare_ctxt(rq, &rq_ctxt[i]); + } + + cmd_buf->size = RQ_CTXT_SIZE(max_ctxts); + + err = hinic3_cmdq_direct_resp(nic_io->hwdev, HINIC3_MOD_L2NIC, + HINIC3_UCODE_CMD_MODIFY_QUEUE_CTX, + cmd_buf, &out_param, 0, + HINIC3_CHANNEL_NIC); + if (err || out_param != 0) { + nic_err(nic_io->dev_hdl, "Failed to set RQ ctxts, err: %d, out_param: 0x%llx\n", + err, out_param); + + err = -EFAULT; + break; + } + + q_id += max_ctxts; + } + + hinic3_free_cmd_buf(nic_io->hwdev, cmd_buf); + + return err; +} + +static int init_qp_ctxts(struct hinic3_nic_io *nic_io) +{ + int err; + + err = init_sq_ctxts(nic_io); + if (err) + return err; + + err = init_rq_ctxts(nic_io); + if (err) + return err; + + return 0; +} + +static int clean_queue_offload_ctxt(struct hinic3_nic_io *nic_io, + enum hinic3_qp_ctxt_type ctxt_type) +{ + struct hinic3_clean_queue_ctxt *ctxt_block = NULL; + struct hinic3_cmd_buf *cmd_buf = NULL; + u64 out_param = 0; + int err; + + cmd_buf = hinic3_alloc_cmd_buf(nic_io->hwdev); + if (!cmd_buf) { + nic_err(nic_io->dev_hdl, "Failed to allocate cmd buf\n"); + return -ENOMEM; + } + + ctxt_block = cmd_buf->buf; + ctxt_block->cmdq_hdr.num_queues = nic_io->max_qps; + ctxt_block->cmdq_hdr.queue_type = ctxt_type; + ctxt_block->cmdq_hdr.start_qid = 0; + + hinic3_cpu_to_be32(ctxt_block, sizeof(*ctxt_block)); + + cmd_buf->size = sizeof(*ctxt_block); + + err = hinic3_cmdq_direct_resp(nic_io->hwdev, HINIC3_MOD_L2NIC, + HINIC3_UCODE_CMD_CLEAN_QUEUE_CONTEXT, + cmd_buf, &out_param, 0, + HINIC3_CHANNEL_NIC); + if ((err) || (out_param)) { + nic_err(nic_io->dev_hdl, "Failed to clean queue offload ctxts, err: %d,out_param: 0x%llx\n", + err, out_param); + + err = -EFAULT; + } + + hinic3_free_cmd_buf(nic_io->hwdev, cmd_buf); + + return err; +} + +static int clean_qp_offload_ctxt(struct hinic3_nic_io *nic_io) +{ + /* clean LRO/TSO context space */ + return (clean_queue_offload_ctxt(nic_io, HINIC3_QP_CTXT_TYPE_SQ) || + clean_queue_offload_ctxt(nic_io, HINIC3_QP_CTXT_TYPE_RQ)); +} + +/* init qps ctxt and set sq ci attr and arm all sq */ +int hinic3_init_qp_ctxts(void *hwdev) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_sq_attr sq_attr; + u32 rq_depth; + u16 q_id; + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + if (!nic_io) + return -EFAULT; + + err = init_qp_ctxts(nic_io); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to init QP ctxts\n"); + return err; + } + + /* clean LRO/TSO context space */ + err = clean_qp_offload_ctxt(nic_io); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to clean qp offload ctxts\n"); + return err; + } + + rq_depth = nic_io->rq[0].wq.q_depth << nic_io->rq[0].wqe_type; + + err = hinic3_set_root_ctxt(hwdev, rq_depth, nic_io->sq[0].wq.q_depth, + nic_io->rx_buff_len, HINIC3_CHANNEL_NIC); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to set root context\n"); + return err; + } + + for (q_id = 0; q_id < nic_io->num_qps; q_id++) { + sq_attr.ci_dma_base = + HINIC3_CI_PADDR(nic_io->ci_dma_base, q_id) >> 0x2; + sq_attr.pending_limit = tx_pending_limit; + sq_attr.coalescing_time = tx_coalescing_time; + sq_attr.intr_en = 1; + sq_attr.intr_idx = nic_io->sq[q_id].msix_entry_idx; + sq_attr.l2nic_sqn = q_id; + sq_attr.dma_attr_off = 0; + err = hinic3_set_ci_table(hwdev, &sq_attr); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to set ci table\n"); + goto set_cons_idx_table_err; + } + } + + return 0; + +set_cons_idx_table_err: + hinic3_clean_root_ctxt(hwdev, HINIC3_CHANNEL_NIC); + + return err; +} +EXPORT_SYMBOL_GPL(hinic3_init_qp_ctxts); + +void hinic3_free_qp_ctxts(void *hwdev) +{ + if (!hwdev) + return; + + hinic3_clean_root_ctxt(hwdev, HINIC3_CHANNEL_NIC); +} +EXPORT_SYMBOL_GPL(hinic3_free_qp_ctxts); + diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.h b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.h new file mode 100644 index 000000000000..ab8e56fcba3b --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.h @@ -0,0 +1,326 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_NIC_IO_H +#define HINIC3_NIC_IO_H + +#include "hinic3_crm.h" +#include "hinic3_common.h" +#include "hinic3_wq.h" + +#define HINIC3_MAX_TX_QUEUE_DEPTH 65536 +#define HINIC3_MAX_RX_QUEUE_DEPTH 16384 + +#define HINIC3_MIN_QUEUE_DEPTH 128 + +#define HINIC3_SQ_WQEBB_SHIFT 4 +#define HINIC3_RQ_WQEBB_SHIFT 3 + +#define HINIC3_SQ_WQEBB_SIZE BIT(HINIC3_SQ_WQEBB_SHIFT) +#define HINIC3_CQE_SIZE_SHIFT 4 + +enum hinic3_rq_wqe_type { + HINIC3_COMPACT_RQ_WQE, + HINIC3_NORMAL_RQ_WQE, + HINIC3_EXTEND_RQ_WQE, +}; + +struct hinic3_io_queue { + struct hinic3_wq wq; + union { + u8 wqe_type; /* for rq */ + u8 owner; /* for sq */ + }; + u8 rsvd1; + u16 rsvd2; + + u16 q_id; + u16 msix_entry_idx; + + u8 __iomem *db_addr; + + union { + struct { + void *cons_idx_addr; + } tx; + + struct { + u16 *pi_virt_addr; + dma_addr_t pi_dma_addr; + } rx; + }; +} ____cacheline_aligned; + +struct hinic3_nic_db { + u32 db_info; + u32 pi_hi; +}; + +#ifdef static +#undef static +#define LLT_STATIC_DEF_SAVED +#endif + +/* * + * @brief hinic3_get_sq_free_wqebbs - get send queue free wqebb + * @param sq: send queue + * @retval : number of free wqebb + */ +static inline u16 hinic3_get_sq_free_wqebbs(struct hinic3_io_queue *sq) +{ + return hinic3_wq_free_wqebbs(&sq->wq); +} + +/* * + * @brief hinic3_update_sq_local_ci - update send queue local consumer index + * @param sq: send queue + * @param wqe_cnt: number of wqebb + */ +static inline void hinic3_update_sq_local_ci(struct hinic3_io_queue *sq, + u16 wqebb_cnt) +{ + hinic3_wq_put_wqebbs(&sq->wq, wqebb_cnt); +} + +/* * + * @brief hinic3_get_sq_local_ci - get send queue local consumer index + * @param sq: send queue + * @retval : local consumer index + */ +static inline u16 hinic3_get_sq_local_ci(const struct hinic3_io_queue *sq) +{ + return WQ_MASK_IDX(&sq->wq, sq->wq.cons_idx); +} + +/* * + * @brief hinic3_get_sq_local_pi - get send queue local producer index + * @param sq: send queue + * @retval : local producer index + */ +static inline u16 hinic3_get_sq_local_pi(const struct hinic3_io_queue *sq) +{ + return WQ_MASK_IDX(&sq->wq, sq->wq.prod_idx); +} + +/* * + * @brief hinic3_get_sq_hw_ci - get send queue hardware consumer index + * @param sq: send queue + * @retval : hardware consumer index + */ +static inline u16 hinic3_get_sq_hw_ci(const struct hinic3_io_queue *sq) +{ + return WQ_MASK_IDX(&sq->wq, + hinic3_hw_cpu16(*(u16 *)sq->tx.cons_idx_addr)); +} + +/* * + * @brief hinic3_get_sq_one_wqebb - get send queue wqe with single wqebb + * @param sq: send queue + * @param pi: return current pi + * @retval : wqe base address + */ +static inline void *hinic3_get_sq_one_wqebb(struct hinic3_io_queue *sq, u16 *pi) +{ + return hinic3_wq_get_one_wqebb(&sq->wq, pi); +} + +/* * + * @brief hinic3_get_sq_multi_wqebb - get send queue wqe with multiple wqebbs + * @param sq: send queue + * @param wqebb_cnt: wqebb counter + * @param pi: return current pi + * @param second_part_wqebbs_addr: second part wqebbs base address + * @param first_part_wqebbs_num: number wqebbs of first part + * @retval : first part wqebbs base address + */ +static inline void *hinic3_get_sq_multi_wqebbs(struct hinic3_io_queue *sq, + u16 wqebb_cnt, u16 *pi, + void **second_part_wqebbs_addr, + u16 *first_part_wqebbs_num) +{ + return hinic3_wq_get_multi_wqebbs(&sq->wq, wqebb_cnt, pi, + second_part_wqebbs_addr, + first_part_wqebbs_num); +} + +/* * + * @brief hinic3_get_and_update_sq_owner - get and update send queue owner bit + * @param sq: send queue + * @param curr_pi: current pi + * @param wqebb_cnt: wqebb counter + * @retval : owner bit + */ +static inline u16 hinic3_get_and_update_sq_owner(struct hinic3_io_queue *sq, + u16 curr_pi, u16 wqebb_cnt) +{ + u16 owner = sq->owner; + + if (unlikely(curr_pi + wqebb_cnt >= sq->wq.q_depth)) + sq->owner = !sq->owner; + + return owner; +} + +/* * + * @brief hinic3_get_sq_wqe_with_owner - get send queue wqe with owner + * @param sq: send queue + * @param wqebb_cnt: wqebb counter + * @param pi: return current pi + * @param owner: return owner bit + * @param second_part_wqebbs_addr: second part wqebbs base address + * @param first_part_wqebbs_num: number wqebbs of first part + * @retval : first part wqebbs base address + */ +static inline void *hinic3_get_sq_wqe_with_owner(struct hinic3_io_queue *sq, + u16 wqebb_cnt, u16 *pi, + u16 *owner, + void **second_part_wqebbs_addr, + u16 *first_part_wqebbs_num) +{ + void *wqe = hinic3_wq_get_multi_wqebbs(&sq->wq, wqebb_cnt, pi, + second_part_wqebbs_addr, + first_part_wqebbs_num); + + *owner = sq->owner; + if (unlikely(*pi + wqebb_cnt >= sq->wq.q_depth)) + sq->owner = !sq->owner; + + return wqe; +} + +/* * + * @brief hinic3_rollback_sq_wqebbs - rollback send queue wqe + * @param sq: send queue + * @param wqebb_cnt: wqebb counter + * @param owner: owner bit + */ +static inline void hinic3_rollback_sq_wqebbs(struct hinic3_io_queue *sq, + u16 wqebb_cnt, u16 owner) +{ + if (owner != sq->owner) + sq->owner = (u8)owner; + sq->wq.prod_idx -= wqebb_cnt; +} + +/* * + * @brief hinic3_rq_wqe_addr - get receive queue wqe address by queue index + * @param rq: receive queue + * @param idx: wq index + * @retval: wqe base address + */ +static inline void *hinic3_rq_wqe_addr(struct hinic3_io_queue *rq, u16 idx) +{ + return hinic3_wq_wqebb_addr(&rq->wq, idx); +} + +/* * + * @brief hinic3_update_rq_hw_pi - update receive queue hardware pi + * @param rq: receive queue + * @param pi: pi + */ +static inline void hinic3_update_rq_hw_pi(struct hinic3_io_queue *rq, u16 pi) +{ + *rq->rx.pi_virt_addr = cpu_to_be16((pi & rq->wq.idx_mask) << + rq->wqe_type); +} + +/* * + * @brief hinic3_update_rq_local_ci - update receive queue local consumer index + * @param sq: receive queue + * @param wqe_cnt: number of wqebb + */ +static inline void hinic3_update_rq_local_ci(struct hinic3_io_queue *rq, + u16 wqebb_cnt) +{ + hinic3_wq_put_wqebbs(&rq->wq, wqebb_cnt); +} + +/* * + * @brief hinic3_get_rq_local_ci - get receive queue local ci + * @param rq: receive queue + * @retval: receive queue local ci + */ +static inline u16 hinic3_get_rq_local_ci(const struct hinic3_io_queue *rq) +{ + return WQ_MASK_IDX(&rq->wq, rq->wq.cons_idx); +} + +/* * + * @brief hinic3_get_rq_local_pi - get receive queue local pi + * @param rq: receive queue + * @retval: receive queue local pi + */ +static inline u16 hinic3_get_rq_local_pi(const struct hinic3_io_queue *rq) +{ + return WQ_MASK_IDX(&rq->wq, rq->wq.prod_idx); +} + +/* ******************** DB INFO ******************** */ +#define DB_INFO_QID_SHIFT 0 +#define DB_INFO_NON_FILTER_SHIFT 22 +#define DB_INFO_CFLAG_SHIFT 23 +#define DB_INFO_COS_SHIFT 24 +#define DB_INFO_TYPE_SHIFT 27 + +#define DB_INFO_QID_MASK 0x1FFFU +#define DB_INFO_NON_FILTER_MASK 0x1U +#define DB_INFO_CFLAG_MASK 0x1U +#define DB_INFO_COS_MASK 0x7U +#define DB_INFO_TYPE_MASK 0x1FU +#define DB_INFO_SET(val, member) \ + (((u32)(val) & DB_INFO_##member##_MASK) << \ + DB_INFO_##member##_SHIFT) + +#define DB_PI_LOW_MASK 0xFFU +#define DB_PI_HIGH_MASK 0xFFU +#define DB_PI_LOW(pi) ((pi) & DB_PI_LOW_MASK) +#define DB_PI_HI_SHIFT 8 +#define DB_PI_HIGH(pi) (((pi) >> DB_PI_HI_SHIFT) & DB_PI_HIGH_MASK) +#define DB_ADDR(queue, pi) ((u64 *)((queue)->db_addr) + DB_PI_LOW(pi)) +#define SRC_TYPE 1 + +/* CFLAG_DATA_PATH */ +#define SQ_CFLAG_DP 0 +#define RQ_CFLAG_DP 1 +/* * + * @brief hinic3_write_db - write doorbell + * @param queue: nic io queue + * @param cos: cos index + * @param cflag: 0--sq, 1--rq + * @param pi: product index + */ +static inline void hinic3_write_db(struct hinic3_io_queue *queue, int cos, + u8 cflag, u16 pi) +{ + struct hinic3_nic_db db; + + db.db_info = DB_INFO_SET(SRC_TYPE, TYPE) | DB_INFO_SET(cflag, CFLAG) | + DB_INFO_SET(cos, COS) | DB_INFO_SET(queue->q_id, QID); + db.pi_hi = DB_PI_HIGH(pi); + /* Data should be written to HW in Big Endian Format */ + db.db_info = hinic3_hw_be32(db.db_info); + db.pi_hi = hinic3_hw_be32(db.pi_hi); + + wmb(); /* Write all before the doorbell */ + + writeq(*((u64 *)&db), DB_ADDR(queue, pi)); +} + + +struct hinic3_dyna_qp_params { + u16 num_qps; + u32 sq_depth; + u32 rq_depth; + + struct hinic3_io_queue *sqs; + struct hinic3_io_queue *rqs; +}; + +int hinic3_alloc_qps(void *hwdev, struct irq_info *qps_msix_arry, + struct hinic3_dyna_qp_params *qp_params); +void hinic3_free_qps(void *hwdev, struct hinic3_dyna_qp_params *qp_params); +int hinic3_init_qps(void *hwdev, struct hinic3_dyna_qp_params *qp_params); +void hinic3_deinit_qps(void *hwdev, struct hinic3_dyna_qp_params *qp_params); +int hinic3_init_nicio_res(void *hwdev); +void hinic3_deinit_nicio_res(void *hwdev); +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_prof.c b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_prof.c new file mode 100644 index 000000000000..78d943d2dab5 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_prof.c @@ -0,0 +1,47 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/kernel.h> +#include <linux/netdevice.h> +#include <linux/device.h> +#include <linux/types.h> +#include <linux/errno.h> + +#include "ossl_knl.h" +#include "hinic3_nic_dev.h" +#include "hinic3_profile.h" +#include "hinic3_nic_prof.h" + +static bool is_match_nic_prof_default_adapter(void *device) +{ + /* always match default profile adapter in standard scene */ + return true; +} + +struct hinic3_prof_adapter nic_prof_adap_objs[] = { + /* Add prof adapter before default profile */ + { + .type = PROF_ADAP_TYPE_DEFAULT, + .match = is_match_nic_prof_default_adapter, + .init = NULL, + .deinit = NULL, + }, +}; + +void hinic3_init_nic_prof_adapter(struct hinic3_nic_dev *nic_dev) +{ + u16 num_adap = ARRAY_SIZE(nic_prof_adap_objs); + + nic_dev->prof_adap = hinic3_prof_init(nic_dev, nic_prof_adap_objs, num_adap, + (void *)&nic_dev->prof_attr); + if (nic_dev->prof_adap) + nic_info(&nic_dev->pdev->dev, "Find profile adapter type: %d\n", + nic_dev->prof_adap->type); +} + +void hinic3_deinit_nic_prof_adapter(struct hinic3_nic_dev *nic_dev) +{ + hinic3_prof_deinit(nic_dev->prof_adap, nic_dev->prof_attr); +} diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_prof.h b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_prof.h new file mode 100644 index 000000000000..a929d5286a91 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_prof.h @@ -0,0 +1,60 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_NIC_PROF_H +#define HINIC3_NIC_PROF_H +#include <linux/socket.h> + +#include <linux/types.h> + +#include "hinic3_nic_cfg.h" + +struct hinic3_nic_prof_attr { + void *priv_data; + char netdev_name[IFNAMSIZ]; +}; + +struct hinic3_nic_dev; + +#ifdef static +#undef static +#define LLT_STATIC_DEF_SAVED +#endif + +static inline char *hinic3_get_dft_netdev_name_fmt(struct hinic3_nic_dev *nic_dev) +{ + if (nic_dev->prof_attr) + return nic_dev->prof_attr->netdev_name; + + return NULL; +} + +#ifdef CONFIG_MODULE_PROF +int hinic3_set_master_dev_state(struct hinic3_nic_dev *nic_dev, u32 flag); +u32 hinic3_get_link(struct net_device *dev) +int hinic3_config_port_mtu(struct hinic3_nic_dev *nic_dev, u32 mtu); +int hinic3_config_port_mac(struct hinic3_nic_dev *nic_dev, struct sockaddr *saddr); +#else +static inline int hinic3_set_master_dev_state(struct hinic3_nic_dev *nic_dev, u32 flag) +{ + return 0; +} + +static inline int hinic3_config_port_mtu(struct hinic3_nic_dev *nic_dev, u32 mtu) +{ + return hinic3_set_port_mtu(nic_dev->hwdev, (u16)mtu); +} + +static inline int hinic3_config_port_mac(struct hinic3_nic_dev *nic_dev, struct sockaddr *saddr) +{ + return hinic3_update_mac(nic_dev->hwdev, nic_dev->netdev->dev_addr, saddr->sa_data, 0, + hinic3_global_func_id(nic_dev->hwdev)); +} + +#endif + + +void hinic3_init_nic_prof_adapter(struct hinic3_nic_dev *nic_dev); +void hinic3_deinit_nic_prof_adapter(struct hinic3_nic_dev *nic_dev); + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_qp.h b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_qp.h new file mode 100644 index 000000000000..83185f539647 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_qp.h @@ -0,0 +1,385 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_NIC_QP_H +#define HINIC3_NIC_QP_H + +#include "hinic3_common.h" + +#define TX_MSS_DEFAULT 0x3E00 +#define TX_MSS_MIN 0x50 + +#define HINIC3_MAX_SQ_SGE 18 + +#define RQ_CQE_OFFOLAD_TYPE_PKT_TYPE_SHIFT 0 +#define RQ_CQE_OFFOLAD_TYPE_IP_TYPE_SHIFT 5 +#define RQ_CQE_OFFOLAD_TYPE_ENC_L3_TYPE_SHIFT 7 +#define RQ_CQE_OFFOLAD_TYPE_TUNNEL_PKT_FORMAT_SHIFT 8 +#define RQ_CQE_OFFOLAD_TYPE_PKT_UMBCAST_SHIFT 19 +#define RQ_CQE_OFFOLAD_TYPE_VLAN_EN_SHIFT 21 +#define RQ_CQE_OFFOLAD_TYPE_RSS_TYPE_SHIFT 24 + +#define RQ_CQE_OFFOLAD_TYPE_PKT_TYPE_MASK 0x1FU +#define RQ_CQE_OFFOLAD_TYPE_IP_TYPE_MASK 0x3U +#define RQ_CQE_OFFOLAD_TYPE_ENC_L3_TYPE_MASK 0x1U +#define RQ_CQE_OFFOLAD_TYPE_TUNNEL_PKT_FORMAT_MASK 0xFU +#define RQ_CQE_OFFOLAD_TYPE_PKT_UMBCAST_MASK 0x3U +#define RQ_CQE_OFFOLAD_TYPE_VLAN_EN_MASK 0x1U +#define RQ_CQE_OFFOLAD_TYPE_RSS_TYPE_MASK 0xFFU + +#define RQ_CQE_OFFOLAD_TYPE_GET(val, member) \ + (((val) >> RQ_CQE_OFFOLAD_TYPE_##member##_SHIFT) & \ + RQ_CQE_OFFOLAD_TYPE_##member##_MASK) + +#define HINIC3_GET_RX_PKT_TYPE(offload_type) \ + RQ_CQE_OFFOLAD_TYPE_GET(offload_type, PKT_TYPE) +#define HINIC3_GET_RX_IP_TYPE(offload_type) \ + RQ_CQE_OFFOLAD_TYPE_GET(offload_type, IP_TYPE) +#define HINIC3_GET_RX_ENC_L3_TYPE(offload_type) \ + RQ_CQE_OFFOLAD_TYPE_GET(offload_type, ENC_L3_TYPE) +#define HINIC3_GET_RX_TUNNEL_PKT_FORMAT(offload_type) \ + RQ_CQE_OFFOLAD_TYPE_GET(offload_type, TUNNEL_PKT_FORMAT) + +#define HINIC3_GET_RX_PKT_UMBCAST(offload_type) \ + RQ_CQE_OFFOLAD_TYPE_GET(offload_type, PKT_UMBCAST) + +#define HINIC3_GET_RX_VLAN_OFFLOAD_EN(offload_type) \ + RQ_CQE_OFFOLAD_TYPE_GET(offload_type, VLAN_EN) + +#define HINIC3_GET_RSS_TYPES(offload_type) \ + RQ_CQE_OFFOLAD_TYPE_GET(offload_type, RSS_TYPE) + +#define RQ_CQE_SGE_VLAN_SHIFT 0 +#define RQ_CQE_SGE_LEN_SHIFT 16 + +#define RQ_CQE_SGE_VLAN_MASK 0xFFFFU +#define RQ_CQE_SGE_LEN_MASK 0xFFFFU + +#define RQ_CQE_SGE_GET(val, member) \ + (((val) >> RQ_CQE_SGE_##member##_SHIFT) & RQ_CQE_SGE_##member##_MASK) + +#define HINIC3_GET_RX_VLAN_TAG(vlan_len) RQ_CQE_SGE_GET(vlan_len, VLAN) + +#define HINIC3_GET_RX_PKT_LEN(vlan_len) RQ_CQE_SGE_GET(vlan_len, LEN) + +#define RQ_CQE_STATUS_CSUM_ERR_SHIFT 0 +#define RQ_CQE_STATUS_NUM_LRO_SHIFT 16 +#define RQ_CQE_STATUS_LRO_PUSH_SHIFT 25 +#define RQ_CQE_STATUS_LRO_ENTER_SHIFT 26 +#define RQ_CQE_STATUS_LRO_INTR_SHIFT 27 + +#define RQ_CQE_STATUS_BP_EN_SHIFT 30 +#define RQ_CQE_STATUS_RXDONE_SHIFT 31 +#define RQ_CQE_STATUS_DECRY_PKT_SHIFT 29 +#define RQ_CQE_STATUS_FLUSH_SHIFT 28 + +#define RQ_CQE_STATUS_CSUM_ERR_MASK 0xFFFFU +#define RQ_CQE_STATUS_NUM_LRO_MASK 0xFFU +#define RQ_CQE_STATUS_LRO_PUSH_MASK 0X1U +#define RQ_CQE_STATUS_LRO_ENTER_MASK 0X1U +#define RQ_CQE_STATUS_LRO_INTR_MASK 0X1U +#define RQ_CQE_STATUS_BP_EN_MASK 0X1U +#define RQ_CQE_STATUS_RXDONE_MASK 0x1U +#define RQ_CQE_STATUS_FLUSH_MASK 0x1U +#define RQ_CQE_STATUS_DECRY_PKT_MASK 0x1U + +#define RQ_CQE_STATUS_GET(val, member) \ + (((val) >> RQ_CQE_STATUS_##member##_SHIFT) & \ + RQ_CQE_STATUS_##member##_MASK) + +#define HINIC3_GET_RX_CSUM_ERR(status) RQ_CQE_STATUS_GET(status, CSUM_ERR) + +#define HINIC3_GET_RX_DONE(status) RQ_CQE_STATUS_GET(status, RXDONE) + +#define HINIC3_GET_RX_FLUSH(status) RQ_CQE_STATUS_GET(status, FLUSH) + +#define HINIC3_GET_RX_BP_EN(status) RQ_CQE_STATUS_GET(status, BP_EN) + +#define HINIC3_GET_RX_NUM_LRO(status) RQ_CQE_STATUS_GET(status, NUM_LRO) + +#define HINIC3_RX_IS_DECRY_PKT(status) RQ_CQE_STATUS_GET(status, DECRY_PKT) + +#define RQ_CQE_SUPER_CQE_EN_SHIFT 0 +#define RQ_CQE_PKT_NUM_SHIFT 1 +#define RQ_CQE_PKT_LAST_LEN_SHIFT 6 +#define RQ_CQE_PKT_FIRST_LEN_SHIFT 19 + +#define RQ_CQE_SUPER_CQE_EN_MASK 0x1 +#define RQ_CQE_PKT_NUM_MASK 0x1FU +#define RQ_CQE_PKT_FIRST_LEN_MASK 0x1FFFU +#define RQ_CQE_PKT_LAST_LEN_MASK 0x1FFFU + +#define RQ_CQE_PKT_NUM_GET(val, member) \ + (((val) >> RQ_CQE_PKT_##member##_SHIFT) & RQ_CQE_PKT_##member##_MASK) +#define HINIC3_GET_RQ_CQE_PKT_NUM(pkt_info) RQ_CQE_PKT_NUM_GET(pkt_info, NUM) + +#define RQ_CQE_SUPER_CQE_EN_GET(val, member) \ + (((val) >> RQ_CQE_##member##_SHIFT) & RQ_CQE_##member##_MASK) +#define HINIC3_GET_SUPER_CQE_EN(pkt_info) \ + RQ_CQE_SUPER_CQE_EN_GET(pkt_info, SUPER_CQE_EN) + +#define RQ_CQE_PKT_LEN_GET(val, member) \ + (((val) >> RQ_CQE_PKT_##member##_SHIFT) & RQ_CQE_PKT_##member##_MASK) + +#define RQ_CQE_DECRY_INFO_DECRY_STATUS_SHIFT 8 +#define RQ_CQE_DECRY_INFO_ESP_NEXT_HEAD_SHIFT 0 + +#define RQ_CQE_DECRY_INFO_DECRY_STATUS_MASK 0xFFU +#define RQ_CQE_DECRY_INFO_ESP_NEXT_HEAD_MASK 0xFFU + +#define RQ_CQE_DECRY_INFO_GET(val, member) \ + (((val) >> RQ_CQE_DECRY_INFO_##member##_SHIFT) & \ + RQ_CQE_DECRY_INFO_##member##_MASK) + +#define HINIC3_GET_DECRYPT_STATUS(decry_info) \ + RQ_CQE_DECRY_INFO_GET(decry_info, DECRY_STATUS) + +#define HINIC3_GET_ESP_NEXT_HEAD(decry_info) \ + RQ_CQE_DECRY_INFO_GET(decry_info, ESP_NEXT_HEAD) + +struct hinic3_rq_cqe { + u32 status; + u32 vlan_len; + + u32 offload_type; + u32 hash_val; + u32 xid; + u32 decrypt_info; + u32 rsvd6; + u32 pkt_info; +}; + +struct hinic3_sge_sect { + struct hinic3_sge sge; + u32 rsvd; +}; + +struct hinic3_rq_extend_wqe { + struct hinic3_sge_sect buf_desc; + struct hinic3_sge_sect cqe_sect; +}; + +struct hinic3_rq_normal_wqe { + u32 buf_hi_addr; + u32 buf_lo_addr; + u32 cqe_hi_addr; + u32 cqe_lo_addr; +}; + +struct hinic3_rq_wqe { + union { + struct hinic3_rq_normal_wqe normal_wqe; + struct hinic3_rq_extend_wqe extend_wqe; + }; +}; + +struct hinic3_sq_wqe_desc { + u32 ctrl_len; + u32 queue_info; + u32 hi_addr; + u32 lo_addr; +}; + +/* Engine only pass first 12B TS field directly to uCode through metadata + * vlan_offoad is used for hardware when vlan insert in tx + */ +struct hinic3_sq_task { + u32 pkt_info0; + u32 ip_identify; + u32 pkt_info2; /* ipsec used as spi */ + u32 vlan_offload; +}; + +struct hinic3_sq_bufdesc { + u32 len; /* 31-bits Length, L2NIC only use length[17:0] */ + u32 rsvd; + u32 hi_addr; + u32 lo_addr; +}; + +struct hinic3_sq_compact_wqe { + struct hinic3_sq_wqe_desc wqe_desc; +}; + +struct hinic3_sq_extend_wqe { + struct hinic3_sq_wqe_desc wqe_desc; + struct hinic3_sq_task task; + struct hinic3_sq_bufdesc buf_desc[0]; +}; + +struct hinic3_sq_wqe { + union { + struct hinic3_sq_compact_wqe compact_wqe; + struct hinic3_sq_extend_wqe extend_wqe; + }; +}; + +/* use section pointer for support non continuous wqe */ +struct hinic3_sq_wqe_combo { + struct hinic3_sq_wqe_desc *ctrl_bd0; + struct hinic3_sq_task *task; + struct hinic3_sq_bufdesc *bds_head; + struct hinic3_sq_bufdesc *bds_sec2; + u16 first_bds_num; + u32 wqe_type; + u32 task_type; +}; + +/* ************* SQ_CTRL ************** */ +enum sq_wqe_data_format { + SQ_NORMAL_WQE = 0, +}; + +enum sq_wqe_ec_type { + SQ_WQE_COMPACT_TYPE = 0, + SQ_WQE_EXTENDED_TYPE = 1, +}; + +enum sq_wqe_tasksect_len_type { + SQ_WQE_TASKSECT_46BITS = 0, + SQ_WQE_TASKSECT_16BYTES = 1, +}; + +#define SQ_CTRL_BD0_LEN_SHIFT 0 +#define SQ_CTRL_RSVD_SHIFT 18 +#define SQ_CTRL_BUFDESC_NUM_SHIFT 19 +#define SQ_CTRL_TASKSECT_LEN_SHIFT 27 +#define SQ_CTRL_DATA_FORMAT_SHIFT 28 +#define SQ_CTRL_DIRECT_SHIFT 29 +#define SQ_CTRL_EXTENDED_SHIFT 30 +#define SQ_CTRL_OWNER_SHIFT 31 + +#define SQ_CTRL_BD0_LEN_MASK 0x3FFFFU +#define SQ_CTRL_RSVD_MASK 0x1U +#define SQ_CTRL_BUFDESC_NUM_MASK 0xFFU +#define SQ_CTRL_TASKSECT_LEN_MASK 0x1U +#define SQ_CTRL_DATA_FORMAT_MASK 0x1U +#define SQ_CTRL_DIRECT_MASK 0x1U +#define SQ_CTRL_EXTENDED_MASK 0x1U +#define SQ_CTRL_OWNER_MASK 0x1U + +#define SQ_CTRL_SET(val, member) \ + (((u32)(val) & SQ_CTRL_##member##_MASK) << SQ_CTRL_##member##_SHIFT) + +#define SQ_CTRL_GET(val, member) \ + (((val) >> SQ_CTRL_##member##_SHIFT) & SQ_CTRL_##member##_MASK) + +#define SQ_CTRL_CLEAR(val, member) \ + ((val) & (~(SQ_CTRL_##member##_MASK << SQ_CTRL_##member##_SHIFT))) + +#define SQ_CTRL_QUEUE_INFO_PKT_TYPE_SHIFT 0 +#define SQ_CTRL_QUEUE_INFO_PLDOFF_SHIFT 2 +#define SQ_CTRL_QUEUE_INFO_UFO_SHIFT 10 +#define SQ_CTRL_QUEUE_INFO_TSO_SHIFT 11 +#define SQ_CTRL_QUEUE_INFO_TCPUDP_CS_SHIFT 12 +#define SQ_CTRL_QUEUE_INFO_MSS_SHIFT 13 +#define SQ_CTRL_QUEUE_INFO_SCTP_SHIFT 27 +#define SQ_CTRL_QUEUE_INFO_UC_SHIFT 28 +#define SQ_CTRL_QUEUE_INFO_PRI_SHIFT 29 + +#define SQ_CTRL_QUEUE_INFO_PKT_TYPE_MASK 0x3U +#define SQ_CTRL_QUEUE_INFO_PLDOFF_MASK 0xFFU +#define SQ_CTRL_QUEUE_INFO_UFO_MASK 0x1U +#define SQ_CTRL_QUEUE_INFO_TSO_MASK 0x1U +#define SQ_CTRL_QUEUE_INFO_TCPUDP_CS_MASK 0x1U +#define SQ_CTRL_QUEUE_INFO_MSS_MASK 0x3FFFU +#define SQ_CTRL_QUEUE_INFO_SCTP_MASK 0x1U +#define SQ_CTRL_QUEUE_INFO_UC_MASK 0x1U +#define SQ_CTRL_QUEUE_INFO_PRI_MASK 0x7U + +#define SQ_CTRL_QUEUE_INFO_SET(val, member) \ + (((u32)(val) & SQ_CTRL_QUEUE_INFO_##member##_MASK) << \ + SQ_CTRL_QUEUE_INFO_##member##_SHIFT) + +#define SQ_CTRL_QUEUE_INFO_GET(val, member) \ + (((val) >> SQ_CTRL_QUEUE_INFO_##member##_SHIFT) & \ + SQ_CTRL_QUEUE_INFO_##member##_MASK) + +#define SQ_CTRL_QUEUE_INFO_CLEAR(val, member) \ + ((val) & (~(SQ_CTRL_QUEUE_INFO_##member##_MASK << \ + SQ_CTRL_QUEUE_INFO_##member##_SHIFT))) + +#define SQ_TASK_INFO0_TUNNEL_FLAG_SHIFT 19 +#define SQ_TASK_INFO0_ESP_NEXT_PROTO_SHIFT 22 +#define SQ_TASK_INFO0_INNER_L4_EN_SHIFT 24 +#define SQ_TASK_INFO0_INNER_L3_EN_SHIFT 25 +#define SQ_TASK_INFO0_INNER_L4_PSEUDO_SHIFT 26 +#define SQ_TASK_INFO0_OUT_L4_EN_SHIFT 27 +#define SQ_TASK_INFO0_OUT_L3_EN_SHIFT 28 +#define SQ_TASK_INFO0_OUT_L4_PSEUDO_SHIFT 29 +#define SQ_TASK_INFO0_ESP_OFFLOAD_SHIFT 30 +#define SQ_TASK_INFO0_IPSEC_PROTO_SHIFT 31 + +#define SQ_TASK_INFO0_TUNNEL_FLAG_MASK 0x1U +#define SQ_TASK_INFO0_ESP_NEXT_PROTO_MASK 0x3U +#define SQ_TASK_INFO0_INNER_L4_EN_MASK 0x1U +#define SQ_TASK_INFO0_INNER_L3_EN_MASK 0x1U +#define SQ_TASK_INFO0_INNER_L4_PSEUDO_MASK 0x1U +#define SQ_TASK_INFO0_OUT_L4_EN_MASK 0x1U +#define SQ_TASK_INFO0_OUT_L3_EN_MASK 0x1U +#define SQ_TASK_INFO0_OUT_L4_PSEUDO_MASK 0x1U +#define SQ_TASK_INFO0_ESP_OFFLOAD_MASK 0x1U +#define SQ_TASK_INFO0_IPSEC_PROTO_MASK 0x1U + +#define SQ_TASK_INFO0_SET(val, member) \ + (((u32)(val) & SQ_TASK_INFO0_##member##_MASK) << \ + SQ_TASK_INFO0_##member##_SHIFT) +#define SQ_TASK_INFO0_GET(val, member) \ + (((val) >> SQ_TASK_INFO0_##member##_SHIFT) & \ + SQ_TASK_INFO0_##member##_MASK) + +#define SQ_TASK_INFO1_SET(val, member) \ + (((val) & SQ_TASK_INFO1_##member##_MASK) << \ + SQ_TASK_INFO1_##member##_SHIFT) +#define SQ_TASK_INFO1_GET(val, member) \ + (((val) >> SQ_TASK_INFO1_##member##_SHIFT) & \ + SQ_TASK_INFO1_##member##_MASK) + +#define SQ_TASK_INFO3_VLAN_TAG_SHIFT 0 +#define SQ_TASK_INFO3_VLAN_TYPE_SHIFT 16 +#define SQ_TASK_INFO3_VLAN_TAG_VALID_SHIFT 19 + +#define SQ_TASK_INFO3_VLAN_TAG_MASK 0xFFFFU +#define SQ_TASK_INFO3_VLAN_TYPE_MASK 0x7U +#define SQ_TASK_INFO3_VLAN_TAG_VALID_MASK 0x1U + +#define SQ_TASK_INFO3_SET(val, member) \ + (((val) & SQ_TASK_INFO3_##member##_MASK) << \ + SQ_TASK_INFO3_##member##_SHIFT) +#define SQ_TASK_INFO3_GET(val, member) \ + (((val) >> SQ_TASK_INFO3_##member##_SHIFT) & \ + SQ_TASK_INFO3_##member##_MASK) + +#ifdef static +#undef static +#define LLT_STATIC_DEF_SAVED +#endif + +static inline u32 hinic3_get_pkt_len_for_super_cqe(const struct hinic3_rq_cqe *cqe, + bool last) +{ + u32 pkt_len = hinic3_hw_cpu32(cqe->pkt_info); + + if (!last) + return RQ_CQE_PKT_LEN_GET(pkt_len, FIRST_LEN); + else + return RQ_CQE_PKT_LEN_GET(pkt_len, LAST_LEN); +} + +/* * + * hinic3_set_vlan_tx_offload - set vlan offload info + * @task: wqe task section + * @vlan_tag: vlan tag + * @vlan_type: 0--select TPID0 in IPSU, 1--select TPID0 in IPSU + * 2--select TPID2 in IPSU, 3--select TPID3 in IPSU, 4--select TPID4 in IPSU + */ +static inline void hinic3_set_vlan_tx_offload(struct hinic3_sq_task *task, + u16 vlan_tag, u8 vlan_type) +{ + task->vlan_offload = SQ_TASK_INFO3_SET(vlan_tag, VLAN_TAG) | + SQ_TASK_INFO3_SET(vlan_type, VLAN_TYPE) | + SQ_TASK_INFO3_SET(1U, VLAN_TAG_VALID); +} + + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_ntuple.c b/drivers/net/ethernet/huawei/hinic3/hinic3_ntuple.c new file mode 100644 index 000000000000..b992defdea6d --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_ntuple.c @@ -0,0 +1,907 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/kernel.h> +#include <linux/etherdevice.h> +#include <linux/netdevice.h> +#include <linux/device.h> +#include <linux/ethtool.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/types.h> +#include <linux/errno.h> + +#include "ossl_knl.h" +#include "hinic3_crm.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_nic_dev.h" + +#define MAX_NUM_OF_ETHTOOL_NTUPLE_RULES BIT(9) +struct hinic3_ethtool_rx_flow_rule { + struct list_head list; + struct ethtool_rx_flow_spec flow_spec; +}; + +static void tcam_translate_key_y(u8 *key_y, const u8 *src_input, const u8 *mask, u8 len) +{ + u8 idx; + + for (idx = 0; idx < len; idx++) + key_y[idx] = src_input[idx] & mask[idx]; +} + +static void tcam_translate_key_x(u8 *key_x, const u8 *key_y, const u8 *mask, u8 len) +{ + u8 idx; + + for (idx = 0; idx < len; idx++) + key_x[idx] = key_y[idx] ^ mask[idx]; +} + +static void tcam_key_calculate(struct tag_tcam_key *tcam_key, + struct nic_tcam_cfg_rule *fdir_tcam_rule) +{ + tcam_translate_key_y(fdir_tcam_rule->key.y, + (u8 *)(&tcam_key->key_info), + (u8 *)(&tcam_key->key_mask), TCAM_FLOW_KEY_SIZE); + tcam_translate_key_x(fdir_tcam_rule->key.x, fdir_tcam_rule->key.y, + (u8 *)(&tcam_key->key_mask), TCAM_FLOW_KEY_SIZE); +} + +#define TCAM_IPV4_TYPE 0 +#define TCAM_IPV6_TYPE 1 + +static int hinic3_base_ipv4_parse(struct hinic3_nic_dev *nic_dev, + struct ethtool_rx_flow_spec *fs, + struct tag_tcam_key *tcam_key) +{ + struct ethtool_tcpip4_spec *mask = &fs->m_u.tcp_ip4_spec; + struct ethtool_tcpip4_spec *val = &fs->h_u.tcp_ip4_spec; + u32 temp; + + switch (mask->ip4src) { + case U32_MAX: + temp = ntohl(val->ip4src); + tcam_key->key_info.sipv4_h = high_16_bits(temp); + tcam_key->key_info.sipv4_l = low_16_bits(temp); + + tcam_key->key_mask.sipv4_h = U16_MAX; + tcam_key->key_mask.sipv4_l = U16_MAX; + break; + case 0: + break; + + default: + nicif_err(nic_dev, drv, nic_dev->netdev, "invalid src_ip mask\n"); + return -EINVAL; + } + + switch (mask->ip4dst) { + case U32_MAX: + temp = ntohl(val->ip4dst); + tcam_key->key_info.dipv4_h = high_16_bits(temp); + tcam_key->key_info.dipv4_l = low_16_bits(temp); + + tcam_key->key_mask.dipv4_h = U16_MAX; + tcam_key->key_mask.dipv4_l = U16_MAX; + break; + case 0: + break; + + default: + nicif_err(nic_dev, drv, nic_dev->netdev, "invalid src_ip mask\n"); + return -EINVAL; + } + + tcam_key->key_info.ip_type = TCAM_IPV4_TYPE; + tcam_key->key_mask.ip_type = TCAM_IP_TYPE_MASK; + + tcam_key->key_info.function_id = hinic3_global_func_id(nic_dev->hwdev); + tcam_key->key_mask.function_id = TCAM_FUNC_ID_MASK; + + return 0; +} + +static int hinic3_fdir_tcam_ipv4_l4_init(struct hinic3_nic_dev *nic_dev, + struct ethtool_rx_flow_spec *fs, + struct tag_tcam_key *tcam_key) +{ + struct ethtool_tcpip4_spec *l4_mask = &fs->m_u.tcp_ip4_spec; + struct ethtool_tcpip4_spec *l4_val = &fs->h_u.tcp_ip4_spec; + int err; + + err = hinic3_base_ipv4_parse(nic_dev, fs, tcam_key); + if (err) + return err; + + tcam_key->key_info.dport = ntohs(l4_val->pdst); + tcam_key->key_mask.dport = l4_mask->pdst; + + tcam_key->key_info.sport = ntohs(l4_val->psrc); + tcam_key->key_mask.sport = l4_mask->psrc; + + if (fs->flow_type == TCP_V4_FLOW) + tcam_key->key_info.ip_proto = IPPROTO_TCP; + else + tcam_key->key_info.ip_proto = IPPROTO_UDP; + tcam_key->key_mask.ip_proto = U8_MAX; + + return 0; +} + +static int hinic3_fdir_tcam_ipv4_init(struct hinic3_nic_dev *nic_dev, + struct ethtool_rx_flow_spec *fs, + struct tag_tcam_key *tcam_key) +{ + struct ethtool_usrip4_spec *l3_mask = &fs->m_u.usr_ip4_spec; + struct ethtool_usrip4_spec *l3_val = &fs->h_u.usr_ip4_spec; + int err; + + err = hinic3_base_ipv4_parse(nic_dev, fs, tcam_key); + if (err) + return err; + + tcam_key->key_info.ip_proto = l3_val->proto; + tcam_key->key_mask.ip_proto = l3_mask->proto; + + return 0; +} + +#ifndef UNSUPPORT_NTUPLE_IPV6 +enum ipv6_parse_res { + IPV6_MASK_INVALID, + IPV6_MASK_ALL_MASK, + IPV6_MASK_ALL_ZERO, +}; + +enum ipv6_index { + IPV6_IDX0, + IPV6_IDX1, + IPV6_IDX2, + IPV6_IDX3, +}; + +static int ipv6_mask_parse(const u32 *ipv6_mask) +{ + if (ipv6_mask[IPV6_IDX0] == 0 && ipv6_mask[IPV6_IDX1] == 0 && + ipv6_mask[IPV6_IDX2] == 0 && ipv6_mask[IPV6_IDX3] == 0) + return IPV6_MASK_ALL_ZERO; + + if (ipv6_mask[IPV6_IDX0] == U32_MAX && + ipv6_mask[IPV6_IDX1] == U32_MAX && + ipv6_mask[IPV6_IDX2] == U32_MAX && ipv6_mask[IPV6_IDX3] == U32_MAX) + return IPV6_MASK_ALL_MASK; + + return IPV6_MASK_INVALID; +} + +static int hinic3_base_ipv6_parse(struct hinic3_nic_dev *nic_dev, + struct ethtool_rx_flow_spec *fs, + struct tag_tcam_key *tcam_key) +{ + struct ethtool_tcpip6_spec *mask = &fs->m_u.tcp_ip6_spec; + struct ethtool_tcpip6_spec *val = &fs->h_u.tcp_ip6_spec; + int parse_res; + u32 temp; + + parse_res = ipv6_mask_parse((u32 *)mask->ip6src); + if (parse_res == IPV6_MASK_ALL_MASK) { + temp = ntohl(val->ip6src[IPV6_IDX0]); + tcam_key->key_info_ipv6.sipv6_key0 = high_16_bits(temp); + tcam_key->key_info_ipv6.sipv6_key1 = low_16_bits(temp); + temp = ntohl(val->ip6src[IPV6_IDX1]); + tcam_key->key_info_ipv6.sipv6_key2 = high_16_bits(temp); + tcam_key->key_info_ipv6.sipv6_key3 = low_16_bits(temp); + temp = ntohl(val->ip6src[IPV6_IDX2]); + tcam_key->key_info_ipv6.sipv6_key4 = high_16_bits(temp); + tcam_key->key_info_ipv6.sipv6_key5 = low_16_bits(temp); + temp = ntohl(val->ip6src[IPV6_IDX3]); + tcam_key->key_info_ipv6.sipv6_key6 = high_16_bits(temp); + tcam_key->key_info_ipv6.sipv6_key7 = low_16_bits(temp); + + tcam_key->key_mask_ipv6.sipv6_key0 = U16_MAX; + tcam_key->key_mask_ipv6.sipv6_key1 = U16_MAX; + tcam_key->key_mask_ipv6.sipv6_key2 = U16_MAX; + tcam_key->key_mask_ipv6.sipv6_key3 = U16_MAX; + tcam_key->key_mask_ipv6.sipv6_key4 = U16_MAX; + tcam_key->key_mask_ipv6.sipv6_key5 = U16_MAX; + tcam_key->key_mask_ipv6.sipv6_key6 = U16_MAX; + tcam_key->key_mask_ipv6.sipv6_key7 = U16_MAX; + } else if (parse_res == IPV6_MASK_INVALID) { + nicif_err(nic_dev, drv, nic_dev->netdev, "invalid src_ipv6 mask\n"); + return -EINVAL; + } + + parse_res = ipv6_mask_parse((u32 *)mask->ip6dst); + if (parse_res == IPV6_MASK_ALL_MASK) { + temp = ntohl(val->ip6dst[IPV6_IDX0]); + tcam_key->key_info_ipv6.dipv6_key0 = high_16_bits(temp); + tcam_key->key_info_ipv6.dipv6_key1 = low_16_bits(temp); + temp = ntohl(val->ip6dst[IPV6_IDX1]); + tcam_key->key_info_ipv6.dipv6_key2 = high_16_bits(temp); + tcam_key->key_info_ipv6.dipv6_key3 = low_16_bits(temp); + temp = ntohl(val->ip6dst[IPV6_IDX2]); + tcam_key->key_info_ipv6.dipv6_key4 = high_16_bits(temp); + tcam_key->key_info_ipv6.dipv6_key5 = low_16_bits(temp); + temp = ntohl(val->ip6dst[IPV6_IDX3]); + tcam_key->key_info_ipv6.dipv6_key6 = high_16_bits(temp); + tcam_key->key_info_ipv6.dipv6_key7 = low_16_bits(temp); + + tcam_key->key_mask_ipv6.dipv6_key0 = U16_MAX; + tcam_key->key_mask_ipv6.dipv6_key1 = U16_MAX; + tcam_key->key_mask_ipv6.dipv6_key2 = U16_MAX; + tcam_key->key_mask_ipv6.dipv6_key3 = U16_MAX; + tcam_key->key_mask_ipv6.dipv6_key4 = U16_MAX; + tcam_key->key_mask_ipv6.dipv6_key5 = U16_MAX; + tcam_key->key_mask_ipv6.dipv6_key6 = U16_MAX; + tcam_key->key_mask_ipv6.dipv6_key7 = U16_MAX; + } else if (parse_res == IPV6_MASK_INVALID) { + nicif_err(nic_dev, drv, nic_dev->netdev, "invalid dst_ipv6 mask\n"); + return -EINVAL; + } + + tcam_key->key_info_ipv6.ip_type = TCAM_IPV6_TYPE; + tcam_key->key_mask_ipv6.ip_type = TCAM_IP_TYPE_MASK; + + tcam_key->key_info_ipv6.function_id = + hinic3_global_func_id(nic_dev->hwdev); + tcam_key->key_mask_ipv6.function_id = TCAM_FUNC_ID_MASK; + + return 0; +} + +static int hinic3_fdir_tcam_ipv6_l4_init(struct hinic3_nic_dev *nic_dev, + struct ethtool_rx_flow_spec *fs, + struct tag_tcam_key *tcam_key) +{ + struct ethtool_tcpip6_spec *l4_mask = &fs->m_u.tcp_ip6_spec; + struct ethtool_tcpip6_spec *l4_val = &fs->h_u.tcp_ip6_spec; + int err; + + err = hinic3_base_ipv6_parse(nic_dev, fs, tcam_key); + if (err) + return err; + + tcam_key->key_info_ipv6.dport = ntohs(l4_val->pdst); + tcam_key->key_mask_ipv6.dport = l4_mask->pdst; + + tcam_key->key_info_ipv6.sport = ntohs(l4_val->psrc); + tcam_key->key_mask_ipv6.sport = l4_mask->psrc; + + if (fs->flow_type == TCP_V6_FLOW) + tcam_key->key_info_ipv6.ip_proto = NEXTHDR_TCP; + else + tcam_key->key_info_ipv6.ip_proto = NEXTHDR_UDP; + tcam_key->key_mask_ipv6.ip_proto = U8_MAX; + + return 0; +} + +static int hinic3_fdir_tcam_ipv6_init(struct hinic3_nic_dev *nic_dev, + struct ethtool_rx_flow_spec *fs, + struct tag_tcam_key *tcam_key) +{ + struct ethtool_usrip6_spec *l3_mask = &fs->m_u.usr_ip6_spec; + struct ethtool_usrip6_spec *l3_val = &fs->h_u.usr_ip6_spec; + int err; + + err = hinic3_base_ipv6_parse(nic_dev, fs, tcam_key); + if (err) + return err; + + tcam_key->key_info_ipv6.ip_proto = l3_val->l4_proto; + tcam_key->key_mask_ipv6.ip_proto = l3_mask->l4_proto; + + return 0; +} +#endif + +static int hinic3_fdir_tcam_info_init(struct hinic3_nic_dev *nic_dev, + struct ethtool_rx_flow_spec *fs, + struct tag_tcam_key *tcam_key, + struct nic_tcam_cfg_rule *fdir_tcam_rule) +{ + int err; + + switch (fs->flow_type) { + case TCP_V4_FLOW: + case UDP_V4_FLOW: + err = hinic3_fdir_tcam_ipv4_l4_init(nic_dev, fs, tcam_key); + if (err) + return err; + break; + case IP_USER_FLOW: + err = hinic3_fdir_tcam_ipv4_init(nic_dev, fs, tcam_key); + if (err) + return err; + break; +#ifndef UNSUPPORT_NTUPLE_IPV6 + case TCP_V6_FLOW: + case UDP_V6_FLOW: + err = hinic3_fdir_tcam_ipv6_l4_init(nic_dev, fs, tcam_key); + if (err) + return err; + break; + case IPV6_USER_FLOW: + err = hinic3_fdir_tcam_ipv6_init(nic_dev, fs, tcam_key); + if (err) + return err; + break; +#endif + default: + return -ENOTSUPP; + } + + tcam_key->key_info.tunnel_type = 0; + tcam_key->key_mask.tunnel_type = TCAM_TUNNEL_TYPE_MASK; + + fdir_tcam_rule->data.qid = (u32)fs->ring_cookie; + tcam_key_calculate(tcam_key, fdir_tcam_rule); + + return 0; +} + +void hinic3_flush_rx_flow_rule(struct hinic3_nic_dev *nic_dev) +{ + struct hinic3_tcam_info *tcam_info = &nic_dev->tcam; + struct hinic3_ethtool_rx_flow_rule *eth_rule = NULL; + struct hinic3_ethtool_rx_flow_rule *eth_rule_tmp = NULL; + struct hinic3_tcam_filter *tcam_iter = NULL; + struct hinic3_tcam_filter *tcam_iter_tmp = NULL; + struct hinic3_tcam_dynamic_block *block = NULL; + struct hinic3_tcam_dynamic_block *block_tmp = NULL; + struct list_head *dynamic_list = + &tcam_info->tcam_dynamic_info.tcam_dynamic_list; + + if (!list_empty(&tcam_info->tcam_list)) { + list_for_each_entry_safe(tcam_iter, tcam_iter_tmp, + &tcam_info->tcam_list, + tcam_filter_list) { + list_del(&tcam_iter->tcam_filter_list); + kfree(tcam_iter); + } + } + if (!list_empty(dynamic_list)) { + list_for_each_entry_safe(block, block_tmp, dynamic_list, + block_list) { + list_del(&block->block_list); + kfree(block); + } + } + + if (!list_empty(&nic_dev->rx_flow_rule.rules)) { + list_for_each_entry_safe(eth_rule, eth_rule_tmp, + &nic_dev->rx_flow_rule.rules, list) { + list_del(&eth_rule->list); + kfree(eth_rule); + } + } + + if (HINIC3_SUPPORT_FDIR(nic_dev->hwdev)) { + hinic3_flush_tcam_rule(nic_dev->hwdev); + hinic3_set_fdir_tcam_rule_filter(nic_dev->hwdev, false); + } +} + +static struct hinic3_tcam_dynamic_block * +hinic3_alloc_dynamic_block_resource(struct hinic3_nic_dev *nic_dev, + struct hinic3_tcam_info *tcam_info, + u16 dynamic_block_id) +{ + struct hinic3_tcam_dynamic_block *dynamic_block_ptr = NULL; + + dynamic_block_ptr = kzalloc(sizeof(*dynamic_block_ptr), GFP_KERNEL); + if (!dynamic_block_ptr) { + nicif_err(nic_dev, drv, nic_dev->netdev, "fdir filter dynamic alloc block index %d memory failed\n", + dynamic_block_id); + return NULL; + } + + dynamic_block_ptr->dynamic_block_id = dynamic_block_id; + list_add_tail(&dynamic_block_ptr->block_list, + &tcam_info->tcam_dynamic_info.tcam_dynamic_list); + + tcam_info->tcam_dynamic_info.dynamic_block_cnt++; + + return dynamic_block_ptr; +} + +static void hinic3_free_dynamic_block_resource(struct hinic3_tcam_info *tcam_info, + struct hinic3_tcam_dynamic_block *block_ptr) +{ + if (!block_ptr) + return; + + list_del(&block_ptr->block_list); + kfree(block_ptr); + + tcam_info->tcam_dynamic_info.dynamic_block_cnt--; +} + +static struct hinic3_tcam_dynamic_block * +hinic3_dynamic_lookup_tcam_filter(struct hinic3_nic_dev *nic_dev, + struct nic_tcam_cfg_rule *fdir_tcam_rule, + const struct hinic3_tcam_info *tcam_info, + struct hinic3_tcam_filter *tcam_filter, + u16 *tcam_index) +{ + struct hinic3_tcam_dynamic_block *tmp = NULL; + u16 index; + + list_for_each_entry(tmp, + &tcam_info->tcam_dynamic_info.tcam_dynamic_list, + block_list) + if (tmp->dynamic_index_cnt < HINIC3_TCAM_DYNAMIC_BLOCK_SIZE) + break; + + if (!tmp || tmp->dynamic_index_cnt >= HINIC3_TCAM_DYNAMIC_BLOCK_SIZE) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Fdir filter dynamic lookup for index failed\n"); + return NULL; + } + + for (index = 0; index < HINIC3_TCAM_DYNAMIC_BLOCK_SIZE; index++) + if (tmp->dynamic_index_used[index] == 0) + break; + + if (index == HINIC3_TCAM_DYNAMIC_BLOCK_SIZE) { + nicif_err(nic_dev, drv, nic_dev->netdev, "tcam block 0x%x supports filter rules is full\n", + tmp->dynamic_block_id); + return NULL; + } + + tcam_filter->dynamic_block_id = tmp->dynamic_block_id; + tcam_filter->index = index; + *tcam_index = index; + + fdir_tcam_rule->index = index + + HINIC3_PKT_TCAM_DYNAMIC_INDEX_START(tmp->dynamic_block_id); + + return tmp; +} + +static int hinic3_add_tcam_filter(struct hinic3_nic_dev *nic_dev, + struct hinic3_tcam_filter *tcam_filter, + struct nic_tcam_cfg_rule *fdir_tcam_rule) +{ + struct hinic3_tcam_info *tcam_info = &nic_dev->tcam; + struct hinic3_tcam_dynamic_block *dynamic_block_ptr = NULL; + struct hinic3_tcam_dynamic_block *tmp = NULL; + u16 block_cnt = tcam_info->tcam_dynamic_info.dynamic_block_cnt; + u16 tcam_block_index = 0; + int block_alloc_flag = 0; + u16 index = 0; + int err; + + if (tcam_info->tcam_rule_nums >= + block_cnt * HINIC3_TCAM_DYNAMIC_BLOCK_SIZE) { + if (block_cnt >= (HINIC3_MAX_TCAM_FILTERS / + HINIC3_TCAM_DYNAMIC_BLOCK_SIZE)) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Dynamic tcam block is full, alloc failed\n"); + goto failed; + } + + err = hinic3_alloc_tcam_block(nic_dev->hwdev, + &tcam_block_index); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Fdir filter dynamic tcam alloc block failed\n"); + goto failed; + } + + block_alloc_flag = 1; + + dynamic_block_ptr = + hinic3_alloc_dynamic_block_resource(nic_dev, tcam_info, + tcam_block_index); + if (!dynamic_block_ptr) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Fdir filter dynamic alloc block memory failed\n"); + goto block_alloc_failed; + } + } + + tmp = hinic3_dynamic_lookup_tcam_filter(nic_dev, + fdir_tcam_rule, tcam_info, + tcam_filter, &index); + if (!tmp) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Dynamic lookup tcam filter failed\n"); + goto lookup_tcam_index_failed; + } + + err = hinic3_add_tcam_rule(nic_dev->hwdev, fdir_tcam_rule); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Fdir_tcam_rule add failed\n"); + goto add_tcam_rules_failed; + } + + nicif_info(nic_dev, drv, nic_dev->netdev, + "Add fdir tcam rule, function_id: 0x%x, tcam_block_id: %d, local_index: %d, global_index: %d, queue: %d, tcam_rule_nums: %d succeed\n", + hinic3_global_func_id(nic_dev->hwdev), + tcam_filter->dynamic_block_id, index, fdir_tcam_rule->index, + fdir_tcam_rule->data.qid, tcam_info->tcam_rule_nums + 1); + + if (tcam_info->tcam_rule_nums == 0) { + err = hinic3_set_fdir_tcam_rule_filter(nic_dev->hwdev, true); + if (err) + goto enable_failed; + } + + list_add_tail(&tcam_filter->tcam_filter_list, &tcam_info->tcam_list); + + tmp->dynamic_index_used[index] = 1; + tmp->dynamic_index_cnt++; + + tcam_info->tcam_rule_nums++; + + return 0; + +enable_failed: + hinic3_del_tcam_rule(nic_dev->hwdev, fdir_tcam_rule->index); + +add_tcam_rules_failed: +lookup_tcam_index_failed: + if (block_alloc_flag == 1) + hinic3_free_dynamic_block_resource(tcam_info, + dynamic_block_ptr); + +block_alloc_failed: + if (block_alloc_flag == 1) + hinic3_free_tcam_block(nic_dev->hwdev, &tcam_block_index); + +failed: + return -EFAULT; +} + +static int hinic3_del_tcam_filter(struct hinic3_nic_dev *nic_dev, + struct hinic3_tcam_filter *tcam_filter) +{ + struct hinic3_tcam_info *tcam_info = &nic_dev->tcam; + u16 dynamic_block_id = tcam_filter->dynamic_block_id; + struct hinic3_tcam_dynamic_block *tmp = NULL; + u32 index = 0; + int err; + + list_for_each_entry(tmp, + &tcam_info->tcam_dynamic_info.tcam_dynamic_list, + block_list) { + if (tmp->dynamic_block_id == dynamic_block_id) + break; + } + if (!tmp || tmp->dynamic_block_id != dynamic_block_id) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Fdir filter del dynamic lookup for block failed\n"); + return -EFAULT; + } + + index = HINIC3_PKT_TCAM_DYNAMIC_INDEX_START(tmp->dynamic_block_id) + + tcam_filter->index; + + err = hinic3_del_tcam_rule(nic_dev->hwdev, index); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "fdir_tcam_rule del failed\n"); + return -EFAULT; + } + + nicif_info(nic_dev, drv, nic_dev->netdev, + "Del fdir_tcam_dynamic_rule function_id: 0x%x, tcam_block_id: %d, local_index: %d, global_index: %d, local_rules_nums: %d, global_rule_nums: %d succeed\n", + hinic3_global_func_id(nic_dev->hwdev), dynamic_block_id, + tcam_filter->index, index, tmp->dynamic_index_cnt - 1, + tcam_info->tcam_rule_nums - 1); + + tmp->dynamic_index_used[tcam_filter->index] = 0; + tmp->dynamic_index_cnt--; + tcam_info->tcam_rule_nums--; + if (tmp->dynamic_index_cnt == 0) { + hinic3_free_tcam_block(nic_dev->hwdev, &dynamic_block_id); + hinic3_free_dynamic_block_resource(tcam_info, tmp); + } + + if (tcam_info->tcam_rule_nums == 0) + hinic3_set_fdir_tcam_rule_filter(nic_dev->hwdev, false); + + list_del(&tcam_filter->tcam_filter_list); + kfree(tcam_filter); + + return 0; +} + +static inline struct hinic3_tcam_filter * +hinic3_tcam_filter_lookup(const struct list_head *filter_list, + struct tag_tcam_key *key) +{ + struct hinic3_tcam_filter *iter; + + list_for_each_entry(iter, filter_list, tcam_filter_list) { + if (memcmp(key, &iter->tcam_key, + sizeof(struct tag_tcam_key)) == 0) { + return iter; + } + } + + return NULL; +} + +static void del_ethtool_rule(struct hinic3_nic_dev *nic_dev, + struct hinic3_ethtool_rx_flow_rule *eth_rule) +{ + list_del(&eth_rule->list); + nic_dev->rx_flow_rule.tot_num_rules--; + + kfree(eth_rule); +} + +static int hinic3_remove_one_rule(struct hinic3_nic_dev *nic_dev, + struct hinic3_ethtool_rx_flow_rule *eth_rule) +{ + struct hinic3_tcam_info *tcam_info = &nic_dev->tcam; + struct hinic3_tcam_filter *tcam_filter; + struct nic_tcam_cfg_rule fdir_tcam_rule; + struct tag_tcam_key tcam_key; + int err; + + memset(&fdir_tcam_rule, 0, sizeof(fdir_tcam_rule)); + memset(&tcam_key, 0, sizeof(tcam_key)); + + err = hinic3_fdir_tcam_info_init(nic_dev, &eth_rule->flow_spec, + &tcam_key, &fdir_tcam_rule); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Init fdir info failed\n"); + return err; + } + + tcam_filter = hinic3_tcam_filter_lookup(&tcam_info->tcam_list, + &tcam_key); + if (!tcam_filter) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Filter does not exists\n"); + return -EEXIST; + } + + err = hinic3_del_tcam_filter(nic_dev, tcam_filter); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Delete tcam filter failed\n"); + return err; + } + + del_ethtool_rule(nic_dev, eth_rule); + + return 0; +} + +static void add_rule_to_list(struct hinic3_nic_dev *nic_dev, + struct hinic3_ethtool_rx_flow_rule *rule) +{ + struct hinic3_ethtool_rx_flow_rule *iter = NULL; + struct list_head *head = &nic_dev->rx_flow_rule.rules; + + list_for_each_entry(iter, &nic_dev->rx_flow_rule.rules, list) { + if (iter->flow_spec.location > rule->flow_spec.location) + break; + head = &iter->list; + } + nic_dev->rx_flow_rule.tot_num_rules++; + list_add(&rule->list, head); +} + +static int hinic3_add_one_rule(struct hinic3_nic_dev *nic_dev, + struct ethtool_rx_flow_spec *fs) +{ + struct nic_tcam_cfg_rule fdir_tcam_rule; + struct tag_tcam_key tcam_key; + struct hinic3_ethtool_rx_flow_rule *eth_rule = NULL; + struct hinic3_tcam_filter *tcam_filter = NULL; + struct hinic3_tcam_info *tcam_info = &nic_dev->tcam; + int err; + + memset(&fdir_tcam_rule, 0, sizeof(fdir_tcam_rule)); + memset(&tcam_key, 0, sizeof(tcam_key)); + err = hinic3_fdir_tcam_info_init(nic_dev, fs, &tcam_key, + &fdir_tcam_rule); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Init fdir info failed\n"); + return err; + } + + tcam_filter = hinic3_tcam_filter_lookup(&tcam_info->tcam_list, + &tcam_key); + if (tcam_filter) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Filter exists\n"); + return -EEXIST; + } + + tcam_filter = kzalloc(sizeof(*tcam_filter), GFP_KERNEL); + if (!tcam_filter) + return -ENOMEM; + memcpy(&tcam_filter->tcam_key, + &tcam_key, sizeof(struct tag_tcam_key)); + tcam_filter->queue = (u16)fdir_tcam_rule.data.qid; + + err = hinic3_add_tcam_filter(nic_dev, tcam_filter, &fdir_tcam_rule); + if (err) + goto add_tcam_filter_fail; + + /* driver save new rule filter */ + eth_rule = kzalloc(sizeof(*eth_rule), GFP_KERNEL); + if (!eth_rule) { + err = -ENOMEM; + goto alloc_eth_rule_fail; + } + + eth_rule->flow_spec = *fs; + add_rule_to_list(nic_dev, eth_rule); + + return 0; + +alloc_eth_rule_fail: + hinic3_del_tcam_filter(nic_dev, tcam_filter); +add_tcam_filter_fail: + kfree(tcam_filter); + return err; +} + +static struct hinic3_ethtool_rx_flow_rule * +find_ethtool_rule(const struct hinic3_nic_dev *nic_dev, u32 location) +{ + struct hinic3_ethtool_rx_flow_rule *iter = NULL; + + list_for_each_entry(iter, &nic_dev->rx_flow_rule.rules, list) { + if (iter->flow_spec.location == location) + return iter; + } + return NULL; +} + +static int validate_flow(struct hinic3_nic_dev *nic_dev, + const struct ethtool_rx_flow_spec *fs) +{ + if (fs->location >= MAX_NUM_OF_ETHTOOL_NTUPLE_RULES) { + nicif_err(nic_dev, drv, nic_dev->netdev, "loc exceed limit[0,%lu]\n", + MAX_NUM_OF_ETHTOOL_NTUPLE_RULES); + return -EINVAL; + } + + if (fs->ring_cookie >= nic_dev->q_params.num_qps) { + nicif_err(nic_dev, drv, nic_dev->netdev, "action is larger than queue number %u\n", + nic_dev->q_params.num_qps); + return -EINVAL; + } + + switch (fs->flow_type) { + case TCP_V4_FLOW: + case UDP_V4_FLOW: + case IP_USER_FLOW: +#ifndef UNSUPPORT_NTUPLE_IPV6 + case TCP_V6_FLOW: + case UDP_V6_FLOW: + case IPV6_USER_FLOW: +#endif + break; + default: + nicif_err(nic_dev, drv, nic_dev->netdev, "flow type is not supported\n"); + return -ENOTSUPP; + } + + return 0; +} + +int hinic3_ethtool_flow_replace(struct hinic3_nic_dev *nic_dev, + struct ethtool_rx_flow_spec *fs) +{ + struct hinic3_ethtool_rx_flow_rule *eth_rule = NULL; + struct ethtool_rx_flow_spec flow_spec_temp; + int loc_exit_flag = 0; + int err; + + if (!HINIC3_SUPPORT_FDIR(nic_dev->hwdev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Unsupported ntuple function\n"); + return -EOPNOTSUPP; + } + + err = validate_flow(nic_dev, fs); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "flow is not valid %d\n", err); + return err; + } + + eth_rule = find_ethtool_rule(nic_dev, fs->location); + /* when location is same, delete old location rule. */ + if (eth_rule) { + memcpy(&flow_spec_temp, &eth_rule->flow_spec, + sizeof(struct ethtool_rx_flow_spec)); + err = hinic3_remove_one_rule(nic_dev, eth_rule); + if (err) + return err; + + loc_exit_flag = 1; + } + + /* add new rule filter */ + err = hinic3_add_one_rule(nic_dev, fs); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Add new rule filter failed\n"); + if (loc_exit_flag) + hinic3_add_one_rule(nic_dev, &flow_spec_temp); + + return -ENOENT; + } + + return 0; +} + +int hinic3_ethtool_flow_remove(struct hinic3_nic_dev *nic_dev, u32 location) +{ + struct hinic3_ethtool_rx_flow_rule *eth_rule = NULL; + int err; + + if (!HINIC3_SUPPORT_FDIR(nic_dev->hwdev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Unsupported ntuple function\n"); + return -EOPNOTSUPP; + } + + if (location >= MAX_NUM_OF_ETHTOOL_NTUPLE_RULES) + return -ENOSPC; + + eth_rule = find_ethtool_rule(nic_dev, location); + if (!eth_rule) + return -ENOENT; + + err = hinic3_remove_one_rule(nic_dev, eth_rule); + + return err; +} + +int hinic3_ethtool_get_flow(const struct hinic3_nic_dev *nic_dev, + struct ethtool_rxnfc *info, u32 location) +{ + struct hinic3_ethtool_rx_flow_rule *eth_rule = NULL; + + if (!HINIC3_SUPPORT_FDIR(nic_dev->hwdev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Unsupported ntuple function\n"); + return -EOPNOTSUPP; + } + + if (location >= MAX_NUM_OF_ETHTOOL_NTUPLE_RULES) + return -EINVAL; + + list_for_each_entry(eth_rule, &nic_dev->rx_flow_rule.rules, list) { + if (eth_rule->flow_spec.location == location) { + info->fs = eth_rule->flow_spec; + return 0; + } + } + + return -ENOENT; +} + +int hinic3_ethtool_get_all_flows(const struct hinic3_nic_dev *nic_dev, + struct ethtool_rxnfc *info, u32 *rule_locs) +{ + int idx = 0; + struct hinic3_ethtool_rx_flow_rule *eth_rule = NULL; + + if (!HINIC3_SUPPORT_FDIR(nic_dev->hwdev)) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Unsupported ntuple function\n"); + return -EOPNOTSUPP; + } + + info->data = MAX_NUM_OF_ETHTOOL_NTUPLE_RULES; + list_for_each_entry(eth_rule, &nic_dev->rx_flow_rule.rules, list) + rule_locs[idx++] = eth_rule->flow_spec.location; + + return info->rule_cnt == idx ? 0 : -ENOENT; +} + +bool hinic3_validate_channel_setting_in_ntuple(const struct hinic3_nic_dev *nic_dev, u32 q_num) +{ + struct hinic3_ethtool_rx_flow_rule *iter = NULL; + + list_for_each_entry(iter, &nic_dev->rx_flow_rule.rules, list) { + if (iter->flow_spec.ring_cookie >= q_num) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "User defined filter %u assigns flow to queue %llu. Queue number %u is invalid\n", + iter->flow_spec.location, iter->flow_spec.ring_cookie, q_num); + return false; + } + } + + return true; +} diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_prepare.sh b/drivers/net/ethernet/huawei/hinic3/hinic3_prepare.sh new file mode 100644 index 000000000000..3a04ebd9b2bc --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_prepare.sh @@ -0,0 +1,262 @@ +#!/bin/bash + +origin=/home/zjd/Hi1823_Chip_Solution_Manifest_330/Hi1823_Chip_Solution +#kernel=/home/zjd/openEuler-20.03 +kernel=/home/zjd/okl_5.10 + +function extract_hinic3() { + cp $origin/src/GLOBAL_VERSION_NEW $kernel/drivers/net/ethernet/huawei/hinic3/ + + mkdir -p $kernel/drivers/net/ethernet/huawei/hinic3/hw + + # header file copy start + cp $origin/src/csl/include/nic/hinic3_mgmt_interface.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_mgmt_interface.h + cp $origin/src/csl/include/nic/hinic3_nic_cmd.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cmd.h + cp $origin/src/csl/include/nic/nic_cfg_comm.h $kernel/drivers/net/ethernet/huawei/hinic3/nic_cfg_comm.h + + cp $origin/src/csl/include/mag/mag_cmd.h $kernel/drivers/net/ethernet/huawei/hinic3/mag_cmd.h + + cp $origin/src/csl/include/public/cfg_mgt_comm_pub.h $kernel/drivers/net/ethernet/huawei/hinic3/cfg_mgt_comm_pub.h + cp $origin/src/csl/include/public/comm_cmdq_intf.h $kernel/drivers/net/ethernet/huawei/hinic3/comm_cmdq_intf.h + cp $origin/src/csl/include/public/comm_defs.h $kernel/drivers/net/ethernet/huawei/hinic3/comm_defs.h + cp $origin/src/csl/include/public/comm_msg_intf.h $kernel/drivers/net/ethernet/huawei/hinic3/comm_msg_intf.h + cp $origin/src/csl/include/public/hinic3_comm_cmd.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_comm_cmd.h + + cp $origin/src/csl/include/public/mgmt_msg_base.h $kernel/drivers/net/ethernet/huawei/hinic3/mgmt_msg_base.h + + cp $origin/src/csl/host/ossl/include/ossl_knl.h $kernel/drivers/net/ethernet/huawei/hinic3/ossl_knl.h + + cp $origin/src/csl/host/ossl/linux/kernel/ossl_knl_linux.h $kernel/drivers/net/ethernet/huawei/hinic3/ossl_knl_linux.h + + cp $origin/src/csl/host/include/hinic3_common.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_common.h + cp $origin/src/csl/host/include/hinic3_crm.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_crm.h + cp $origin/src/csl/host/include/hinic3_hw.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_hw.h + cp $origin/src/csl/host/include/hinic3_lld.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_lld.h + cp $origin/src/csl/host/include/hinic3_mt.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_mt.h + cp $origin/src/csl/host/include/hinic3_profile.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_profile.h + cp $origin/src/csl/host/include/hinic3_wq.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_wq.h + + cp $origin/src/csl/host/service/include/hinic3_srv_nic.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_srv_nic.h + # header file copy end + + # sdk file copy start + cp $origin/src/csl/host/mt/hinic3_devlink.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_devlink.c + cp $origin/src/csl/host/mt/hinic3_devlink.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_devlink.h + cp $origin/src/csl/host/mt/hinic3_hw_mt.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hw_mt.c + cp $origin/src/csl/host/mt/hinic3_hw_mt.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hw_mt.h + cp $origin/src/csl/host/mt/hinic3_nictool.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_nictool.c + cp $origin/src/csl/host/mt/hinic3_nictool.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_nictool.h + + cp $origin/src/csl/host/hwsdk/crm/lld/hinic3_dev_mgmt.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_dev_mgmt.c + cp $origin/src/csl/host/hwsdk/crm/lld/hinic3_dev_mgmt.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_dev_mgmt.h + cp $origin/src/csl/host/hwsdk/crm/lld/hinic3_lld.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_lld.c + cp $origin/src/csl/host/hwsdk/crm/lld/hinic3_pci_id_tbl.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_pci_id_tbl.h + cp $origin/src/csl/host/hwsdk/crm/lld/hinic3_sriov.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_sriov.c + cp $origin/src/csl/host/hwsdk/crm/lld/hinic3_sriov.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_sriov.h + + cp $origin/src/csl/host/hwsdk/crm/hinic3_hw_cfg.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hw_cfg.c + cp $origin/src/csl/host/hwsdk/crm/hinic3_hw_cfg.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hw_cfg.h + cp $origin/src/csl/host/hwsdk/crm/hinic3_hw_comm.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hw_comm.c + cp $origin/src/csl/host/hwsdk/crm/hinic3_hw_comm.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hw_comm.h + cp $origin/src/csl/host/hwsdk/crm/hinic3_hwdev.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwdev.c + cp $origin/src/csl/host/hwsdk/crm/hinic3_hwdev.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwdev.h + cp $origin/src/csl/host/hwsdk/crm/hinic3_prof_adap.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_prof_adap.c + cp $origin/src/csl/host/hwsdk/crm/hinic3_prof_adap.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_prof_adap.h + + cp $origin/src/csl/host/hwsdk/hwif/hinic3_api_cmd.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_api_cmd.c + cp $origin/src/csl/host/hwsdk/hwif/hinic3_api_cmd.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_api_cmd.h + cp $origin/src/csl/host/hwsdk/hwif/hinic3_cmdq.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_cmdq.c + cp $origin/src/csl/host/hwsdk/hwif/hinic3_cmdq.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_cmdq.h + cp $origin/src/csl/host/hwsdk/hwif/hinic3_common.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_common.c + cp $origin/src/csl/host/hwsdk/hwif/hinic3_csr.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_csr.h + cp $origin/src/csl/host/hwsdk/hwif/hinic3_eqs.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_eqs.c + cp $origin/src/csl/host/hwsdk/hwif/hinic3_eqs.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_eqs.h + cp $origin/src/csl/host/hwsdk/hwif/hinic3_hw_api.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hw_api.c + cp $origin/src/csl/host/hwsdk/hwif/hinic3_hw_api.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hw_api.h + cp $origin/src/csl/host/hwsdk/hwif/hinic3_hwif.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwif.c + cp $origin/src/csl/host/hwsdk/hwif/hinic3_hwif.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwif.h + cp $origin/src/csl/host/hwsdk/hwif/hinic3_mbox.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_mbox.c + cp $origin/src/csl/host/hwsdk/hwif/hinic3_mbox.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_mbox.h + cp $origin/src/csl/host/hwsdk/hwif/hinic3_mgmt.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_mgmt.c + cp $origin/src/csl/host/hwsdk/hwif/hinic3_mgmt.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_mgmt.h + cp $origin/src/csl/host/hwsdk/hwif/hinic3_sm_lt.h $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_sm_lt.h + cp $origin/src/csl/host/hwsdk/hwif/hinic3_sml_lt.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_sml_lt.c + cp $origin/src/csl/host/hwsdk/hwif/hinic3_wq.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_wq.c + + cp $origin/src/csl/host/ossl/linux/kernel/ossl_knl_linux.c $kernel/drivers/net/ethernet/huawei/hinic3/hw/ossl_knl_linux.c + # sdk file copy end + + # nic file copy start + cp $origin/src/csl/host/service/nic/include/hinic3_nic_cfg.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.h + cp $origin/src/csl/host/service/nic/include/hinic3_nic_dbg.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dbg.h + cp $origin/src/csl/host/service/nic/include/hinic3_nic_io.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.h + cp $origin/src/csl/host/service/nic/include/hinic3_nic_qp.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_qp.h + + cp $origin/src/csl/host/service/nic/comm/hinic3_mag_cfg.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_mag_cfg.c + cp $origin/src/csl/host/service/nic/comm/hinic3_nic.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic.h + cp $origin/src/csl/host/service/nic/comm/hinic3_nic_cfg.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.c + cp $origin/src/csl/host/service/nic/comm/hinic3_nic_cfg_vf.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg_vf.c + cp $origin/src/csl/host/service/nic/comm/hinic3_nic_dbg.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dbg.c + cp $origin/src/csl/host/service/nic/comm/hinic3_nic_event.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_event.c + cp $origin/src/csl/host/service/nic/comm/hinic3_nic_io.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_io.c + cp $origin/src/csl/host/service/nic/comm/hinic3_rss_cfg.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_rss_cfg.c + + cp $origin/src/csl/host/service/nic/linux/hinic3_dbg.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_dbg.c + cp $origin/src/csl/host/service/nic/linux/hinic3_dcb.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_dcb.c + cp $origin/src/csl/host/service/nic/linux/hinic3_dcb.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_dcb.h + cp $origin/src/csl/host/service/nic/linux/hinic3_ethtool.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_ethtool.c + cp $origin/src/csl/host/service/nic/linux/hinic3_ethtool_stats.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_ethtool_stats.c + cp $origin/src/csl/host/service/nic/linux/hinic3_filter.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_filter.c + cp $origin/src/csl/host/service/nic/linux/hinic3_irq.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_irq.c + cp $origin/src/csl/host/service/nic/linux/hinic3_main.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_main.c + cp $origin/src/csl/host/service/nic/linux/hinic3_netdev_ops.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_netdev_ops.c + cp $origin/src/csl/host/service/nic/linux/hinic3_nic_dev.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dev.h + cp $origin/src/csl/host/service/nic/linux/hinic3_nic_prof.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_prof.c + cp $origin/src/csl/host/service/nic/linux/hinic3_nic_prof.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_prof.h + cp $origin/src/csl/host/service/nic/linux/hinic3_ntuple.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_ntuple.c + cp $origin/src/csl/host/service/nic/linux/hinic3_rss.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_rss.c + cp $origin/src/csl/host/service/nic/linux/hinic3_rss.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_rss.h + cp $origin/src/csl/host/service/nic/linux/hinic3_rx.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_rx.c + cp $origin/src/csl/host/service/nic/linux/hinic3_rx.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_rx.h + cp $origin/src/csl/host/service/nic/linux/hinic3_tx.c $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c + cp $origin/src/csl/host/service/nic/linux/hinic3_tx.h $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_tx.h + # nic file copy end +} + +function clean_oldfiles() { + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/include + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/nic + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/sdk + + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/*.h + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/*.c + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/*.o + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/*.ko + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/.*.cmd + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/.*.d + + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/sdk/*.h + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/sdk/*.c + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/sdk/*.o + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/sdk/*.ko + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/sdk/.*.cmd + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/sdk/.*.d + + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/nic/*.h + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/nic/*.c + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/nic/*.o + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/nic/*.ko + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/nic/.*.cmd + rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/nic/.*.d +} + +# shell begin handle + +clean_oldfiles +extract_hinic3 + +filelist=`find $kernel/drivers/net/ethernet/huawei/hinic3/ -name '*.c' -o -name '*.h'` +for file in $filelist +do + +echo "process defines in $file" +unifdef -m -D __LINUX__ $file # 保留__LINUX__宏包含的内容 +unifdef -m -D HW_CONVERT_ENDIAN $file + +unifdef -m -U __HIFC__ $file +unifdef -m -U __PANGEA_BINARY__ $file +unifdef -m -U HIUDK_SDK $file +unifdef -m -U HIUDK_ULD $file +unifdef -m -U HINIC3_DBG $file +unifdef -m -U STORAGE_PANGEA $file +unifdef -m -U VMWARE $file +unifdef -m -U __UEFI__ $file +unifdef -m -U __WIN32 $file +unifdef -m -U _WIN32 $file +unifdef -m -U __WIN_OR_VMWARE__ $file +unifdef -m -U __WIN_OR_VMWARE_OR_UEFI__ $file +unifdef -m -U __WIN_OR_VMWARE_AND_NONHIFC__ $file +unifdef -m -U __WIN_OR_UEFI__ $file +unifdef -m -U __WIN__ $file +unifdef -m -U __DPDK__ $file +unifdef -m -U DEBUG $file +unifdef -m -U _LLT_TEST_ $file +unifdef -m -U LLT_STATIC_DEF_SAVED $file +unifdef -m -U CONFIG_SP_VID_DID $file + +unifdef -m -D HAVE_ETHTOOL_RINGPARAM_EXTACK $file # okl-5.10 +unifdef -m -D HAVE_ETHTOOL_COALESCE_EXTACK $file # okl-5.10 + +#unifdef -m -U HAVE_ETHTOOL_RINGPARAM_EXTACK $file # 删除HAVE_ETHTOOL_RINGPARAM_EXTRACK宏，openEuler-20.03 +#unifdef -m -U HAVE_ETHTOOL_COALESCE_EXTACK $file # openEuler-20.03 + +# remove header files +sed -i '/#include "hinic3_cqm.h"/d' $file +sed -i '/#include "hiudk_adpt.h"/d' $file +sed -i '/#include "hiudk_sdk_crm_adpt.h"/d' $file +sed -i '/#include "hiudk_sdk_hw_adpt.h"/d' $file +sed -i '/#include "hiudk3.h"/d' $file +sed -i '/#include "hinic3_micro_log.h"/d' $file + +done + +SYS_TIME=`date +%Y-%m-%d_%H:%M:%S` +sed -i "s/__TIME_STR__/"$SYS_TIME"/g" $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_nictool.c +sed -i "s/__TIME_STR__/"$SYS_TIME"/g" $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_dbg.c + +GLOBAL_VERSION=`cat $kernel/drivers/net/ethernet/huawei/hinic3/GLOBAL_VERSION_NEW | grep driver | awk -F ':' '{print $$2}'` +sed -i "s/GLOBAL_VERSION_STR/"$GLOBAL_VERSOIN"/g" $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dev.h +sed -i "s/GLOBAL_VERSION_STR/"$GLOBAL_VERSOIN"/g" $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_crm.h +rm -fr $kernel/drivers/net/ethernet/huawei/hinic3/GLOBAL_VERSION_NEW + +# 如下使用匹配特定代码行，一般不会有问题 +# remove cqm related +sed -i '/err = cqm_init(dev);/,+4d' $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwdev.c +sed -i '/init_cqm_err:/,+2d' $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwdev.c +sed -i '/cqm_uninit(hwdev);/d' $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwdev.c + +# remove micro_log +sed -i '/if ((hinic3_pcie_itf_id(hwdev) == 0)) {/,+6d' $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwdev.c +sed -i '/init_micro_log_err:/,+8d' $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwdev.c +sed -i '/if ((hinic3_pcie_itf_id(hwdev) == 0))/,+1d' $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwdev.c + +# remove hisdk3 init/exit +sed -i "s/static __init int hinic3_lld_init(void)/int hinic3_lld_init(void)/g" $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_lld.c +sed -i "s/static __exit void hinic3_lld_exit(void)/void hinic3_lld_exit(void)/g" $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_lld.c +sed -i '/module_init(hinic3_lld_init);/d' $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_lld.c +sed -i '/module_exit(hinic3_lld_exit);/d' $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_lld.c + +# 添加sdk的初始化流程 +sed -i '/const char **hinic3_get_uld_names(void);/a \ +int hinic3_lld_init(void); \ +void hinic3_lld_exit(void);' $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_lld.h + +sed -i '/err = hinic3_register_uld(SERVICE_T_NIC, &g_nic_uld_info);/i \ + err = hinic3_lld_init(); \ + if (err) { \ + pr_err("SDK init failed.\n"); \ + return err; \ + }' $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_main.c + +sed -i '/pr_err("Register hinic3 uld failed\n");/a \ + hinic3_lld_exit();' $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_main.c + +sed -i '/hinic3_unregister_uld(SERVICE_T_NIC);/a \ + hinic3_lld_exit();' $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_main.c + +sed -i '/hinic3_module_post_exit();/a \ + \ + hinic3_lld_exit();' $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_main.c + +# 固定删除特定行，需要小心处理 +# ossl_knl.h: +sed -i '9,27d' $kernel/drivers/net/ethernet/huawei/hinic3/ossl_knl.h + +# hinic3_tx.h: remove static +sed -i '7,11d' $kernel/drivers/net/ethernet/huawei/hinic3/hinic3_tx.h + +# hinic3_hwdev.h: +sed -i '7,8d; 131d; 134d; 179d' $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwdev.h + +# hinic3_hwdev.c: !defined(__UEFI__) && !defined(VMWARE); +sed -i '35,36d; 1406d; 1438d; 1472,1481d; 1756d; 1759d' $kernel/drivers/net/ethernet/huawei/hinic3/hw/hinic3_hwdev.c \ No newline at end of file diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_profile.h b/drivers/net/ethernet/huawei/hinic3/hinic3_profile.h new file mode 100644 index 000000000000..6dd3fde8a623 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_profile.h @@ -0,0 +1,147 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_PROFILE_H +#define HINIC3_PROFILE_H + +typedef bool (*hinic3_is_match_prof)(void *device); +typedef void *(*hinic3_init_prof_attr)(void *device); +typedef void (*hinic3_deinit_prof_attr)(void *porf_attr); + +enum prof_adapter_type { + PROF_ADAP_TYPE_INVALID, + PROF_ADAP_TYPE_PANGEA = 1, + + /* Add prof adapter type before default */ + PROF_ADAP_TYPE_DEFAULT, +}; + +/** + * struct hinic3_prof_adapter - custom scene's profile adapter + * @type: adapter type + * @match: Check whether the current function is used in the custom scene. + * Implemented in the current source file + * @init: When @match return true, the initialization function called in probe. + * Implemented in the source file of the custom scene + * @deinit: When @match return true, the deinitialization function called when + * remove. Implemented in the source file of the custom scene + */ +struct hinic3_prof_adapter { + enum prof_adapter_type type; + hinic3_is_match_prof match; + hinic3_init_prof_attr init; + hinic3_deinit_prof_attr deinit; +}; + +#ifdef static +#undef static +#define LLT_STATIC_DEF_SAVED +#endif + +/*lint -save -e661 */ +static inline struct hinic3_prof_adapter * +hinic3_prof_init(void *device, struct hinic3_prof_adapter *adap_objs, int num_adap, + void **prof_attr) +{ + struct hinic3_prof_adapter *prof_obj = NULL; + u16 i; + + for (i = 0; i < num_adap; i++) { + prof_obj = &adap_objs[i]; + if (!(prof_obj->match && prof_obj->match(device))) + continue; + + *prof_attr = prof_obj->init ? prof_obj->init(device) : NULL; + + return prof_obj; + } + + return NULL; +} + +static inline void hinic3_prof_deinit(struct hinic3_prof_adapter *prof_obj, void *prof_attr) +{ + if (!prof_obj) + return; + + if (prof_obj->deinit) + prof_obj->deinit(prof_attr); +} + +/*lint -restore*/ + +/* module-level interface */ +#ifdef CONFIG_MODULE_PROF +struct hinic3_module_ops { + int (*module_prof_init)(void); + void (*module_prof_exit)(void); + void (*probe_fault_process)(void *pdev, u16 level); + int (*probe_pre_process)(void *pdev); + void (*probe_pre_unprocess)(void *pdev); +}; + +struct hinic3_module_ops *hinic3_get_module_prof_ops(void); + +static inline void hinic3_probe_fault_process(void *pdev, u16 level) +{ + struct hinic3_module_ops *ops = hinic3_get_module_prof_ops(); + + if (ops && ops->probe_fault_process) + ops->probe_fault_process(pdev, level); +} + +static inline int hinic3_module_pre_init(void) +{ + struct hinic3_module_ops *ops = hinic3_get_module_prof_ops(); + + if (!ops || !ops->module_prof_init) + return -EINVAL; + + return ops->module_prof_init(); +} + +static inline void hinic3_module_post_exit(void) +{ + struct hinic3_module_ops *ops = hinic3_get_module_prof_ops(); + + if (ops && ops->module_prof_exit) + ops->module_prof_exit(); +} + +static inline int hinic3_probe_pre_process(void *pdev) +{ + struct hinic3_module_ops *ops = hinic3_get_module_prof_ops(); + + if (!ops || !ops->probe_pre_process) + return -EINVAL; + + return ops->probe_pre_process(pdev); +} + +static inline void hinic3_probe_pre_unprocess(void *pdev) +{ + struct hinic3_module_ops *ops = hinic3_get_module_prof_ops(); + + if (ops && ops->probe_pre_unprocess) + ops->probe_pre_unprocess(pdev); +} +#else +static inline void hinic3_probe_fault_process(void *pdev, u16 level) { }; + +static inline int hinic3_module_pre_init(void) +{ + return 0; +} + +static inline void hinic3_module_post_exit(void) { }; + +static inline int hinic3_probe_pre_process(void *pdev) +{ + return 0; +} + +static inline void hinic3_probe_pre_unprocess(void *pdev) { }; +#endif + + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_rss.c b/drivers/net/ethernet/huawei/hinic3/hinic3_rss.c new file mode 100644 index 000000000000..b54a5fc40767 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_rss.c @@ -0,0 +1,978 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/interrupt.h> +#include <linux/etherdevice.h> +#include <linux/netdevice.h> +#include <linux/device.h> +#include <linux/ethtool.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/dcbnl.h> + +#include "ossl_knl.h" +#include "hinic3_crm.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_nic_dev.h" +#include "hinic3_hw.h" +#include "hinic3_rss.h" + +/*lint -e806*/ +static u16 num_qps = 0; +module_param(num_qps, ushort, 0444); +MODULE_PARM_DESC(num_qps, "Number of Queue Pairs (default=0)"); + +#define MOD_PARA_VALIDATE_NUM_QPS(nic_dev, num_qps, out_qps) do { \ + if ((num_qps) > (nic_dev)->max_qps) \ + nic_warn(&(nic_dev)->pdev->dev, \ + "Module Parameter %s value %u is out of range, " \ + "Maximum value for the device: %u, using %u\n", \ + #num_qps, num_qps, (nic_dev)->max_qps, \ + (nic_dev)->max_qps); \ + if ((num_qps) > (nic_dev)->max_qps) \ + (out_qps) = (nic_dev)->max_qps; \ + else if ((num_qps) > 0) \ + (out_qps) = (num_qps); \ +} while (0) + +/* In rx, iq means cos */ +static u8 hinic3_get_iqmap_by_tc(const u8 *prio_tc, u8 num_iq, u8 tc) +{ + u8 i, map = 0; + + for (i = 0; i < num_iq; i++) { + if (prio_tc[i] == tc) + map |= (u8)(1U << ((num_iq - 1) - i)); + } + + return map; +} + +static u8 hinic3_get_tcid_by_rq(const u32 *indir_tbl, u8 num_tcs, u16 rq_id) +{ + u16 tc_group_size; + int i; + u8 temp_num_tcs = num_tcs; + + if (!num_tcs) + temp_num_tcs = 1; + + tc_group_size = NIC_RSS_INDIR_SIZE / temp_num_tcs; + for (i = 0; i < NIC_RSS_INDIR_SIZE; i++) { + if (indir_tbl[i] == rq_id) + return (u8)(i / tc_group_size); + } + + return 0xFF; /* Invalid TC */ +} + +static int hinic3_get_rq2iq_map(struct hinic3_nic_dev *nic_dev, + u16 num_rq, u8 num_tcs, u8 *prio_tc, u8 cos_num, + u32 *indir_tbl, u8 *map, u32 map_size) +{ + u16 qid; + u8 tc_id; + u8 temp_num_tcs = num_tcs; + + if (!num_tcs) + temp_num_tcs = 1; + + if (num_rq > map_size) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Rq number(%u) exceed max map qid(%u)\n", + num_rq, map_size); + return -EINVAL; + } + + if (cos_num < HINIC_NUM_IQ_PER_FUNC) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Cos number(%u) less then map qid(%d)\n", + cos_num, HINIC_NUM_IQ_PER_FUNC); + return -EINVAL; + } + + for (qid = 0; qid < num_rq; qid++) { + tc_id = hinic3_get_tcid_by_rq(indir_tbl, temp_num_tcs, qid); + map[qid] = hinic3_get_iqmap_by_tc(prio_tc, + HINIC_NUM_IQ_PER_FUNC, tc_id); + } + + return 0; +} + +static void hinic3_fillout_indir_tbl(struct hinic3_nic_dev *nic_dev, u8 num_cos, u32 *indir) +{ + u16 k, group_size, start_qid = 0, qp_num = 0; + int i = 0; + u8 j, cur_cos = 0, default_cos; + u8 valid_cos_map = hinic3_get_dev_valid_cos_map(nic_dev); + + if (num_cos == 0) { + for (i = 0; i < NIC_RSS_INDIR_SIZE; i++) + indir[i] = i % nic_dev->q_params.num_qps; + } else { + group_size = NIC_RSS_INDIR_SIZE / num_cos; + + for (j = 0; j < num_cos; j++) { + while (cur_cos < NIC_DCB_COS_MAX && + nic_dev->hw_dcb_cfg.cos_qp_num[cur_cos] == 0) + cur_cos++; + + if (cur_cos >= NIC_DCB_COS_MAX) { + if (BIT(nic_dev->hw_dcb_cfg.default_cos) & valid_cos_map) + default_cos = nic_dev->hw_dcb_cfg.default_cos; + else + default_cos = (u8)fls(valid_cos_map) - 1; + + start_qid = nic_dev->hw_dcb_cfg.cos_qp_offset[default_cos]; + qp_num = nic_dev->hw_dcb_cfg.cos_qp_num[default_cos]; + } else { + start_qid = nic_dev->hw_dcb_cfg.cos_qp_offset[cur_cos]; + qp_num = nic_dev->hw_dcb_cfg.cos_qp_num[cur_cos]; + } + + for (k = 0; k < group_size; k++) + indir[i++] = start_qid + k % qp_num; + + cur_cos++; + } + } +} + +/*lint -e528*/ +int hinic3_rss_init(struct hinic3_nic_dev *nic_dev, u8 *rq2iq_map, u32 map_size, u8 dcb_en) +{ + struct net_device *netdev = nic_dev->netdev; + u8 i, cos_num; + u8 cos_map[NIC_DCB_UP_MAX] = {0}; + u8 cfg_map[NIC_DCB_UP_MAX] = {0}; + int err; + + if (dcb_en) { + cos_num = hinic3_get_dev_user_cos_num(nic_dev); + + if (nic_dev->hw_dcb_cfg.trust == 0) { + memcpy(cfg_map, nic_dev->hw_dcb_cfg.pcp2cos, sizeof(cfg_map)); + } else if (nic_dev->hw_dcb_cfg.trust == 1) { + for (i = 0; i < NIC_DCB_UP_MAX; i++) + cfg_map[i] = nic_dev->hw_dcb_cfg.dscp2cos[i * NIC_DCB_DSCP_NUM]; + } +#define COS_CHANGE_OFFSET 4 + for (i = 0; i < COS_CHANGE_OFFSET; i++) + cos_map[COS_CHANGE_OFFSET + i] = cfg_map[i]; + + for (i = 0; i < COS_CHANGE_OFFSET; i++) + cos_map[i] = cfg_map[NIC_DCB_UP_MAX - (i + 1)]; + + while (cos_num & (cos_num - 1)) + cos_num++; + } else { + cos_num = 0; + } + + err = hinic3_set_hw_rss_parameters(netdev, 1, cos_num, cos_map, dcb_en); + if (err) + return err; + + err = hinic3_get_rq2iq_map(nic_dev, nic_dev->q_params.num_qps, cos_num, cos_map, + NIC_DCB_UP_MAX, nic_dev->rss_indir, rq2iq_map, map_size); + if (err) + nicif_err(nic_dev, drv, netdev, "Failed to get rq map\n"); + return err; +} + +/*lint -e528*/ +void hinic3_rss_deinit(struct hinic3_nic_dev *nic_dev) +{ + u8 cos_map[NIC_DCB_UP_MAX] = {0}; + + hinic3_rss_cfg(nic_dev->hwdev, 0, 0, cos_map, 1); +} + +void hinic3_init_rss_parameters(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + nic_dev->rss_hash_engine = HINIC3_RSS_HASH_ENGINE_TYPE_XOR; + nic_dev->rss_type.tcp_ipv6_ext = 1; + nic_dev->rss_type.ipv6_ext = 1; + nic_dev->rss_type.tcp_ipv6 = 1; + nic_dev->rss_type.ipv6 = 1; + nic_dev->rss_type.tcp_ipv4 = 1; + nic_dev->rss_type.ipv4 = 1; + nic_dev->rss_type.udp_ipv6 = 1; + nic_dev->rss_type.udp_ipv4 = 1; +} + +void hinic3_clear_rss_config(struct hinic3_nic_dev *nic_dev) +{ + kfree(nic_dev->rss_hkey); + nic_dev->rss_hkey = NULL; + + kfree(nic_dev->rss_indir); + nic_dev->rss_indir = NULL; +} + +void hinic3_set_default_rss_indir(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + set_bit(HINIC3_RSS_DEFAULT_INDIR, &nic_dev->flags); +} + +static void hinic3_maybe_reconfig_rss_indir(struct net_device *netdev, u8 dcb_en) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int i; + + /* if dcb is enabled, user can not config rss indir table */ + if (dcb_en) { + nicif_info(nic_dev, drv, netdev, "DCB is enabled, set default rss indir\n"); + goto discard_user_rss_indir; + } + + for (i = 0; i < NIC_RSS_INDIR_SIZE; i++) { + if (nic_dev->rss_indir[i] >= nic_dev->q_params.num_qps) + goto discard_user_rss_indir; + } + + return; + +discard_user_rss_indir: + hinic3_set_default_rss_indir(netdev); +} + +static void decide_num_qps(struct hinic3_nic_dev *nic_dev) +{ + u16 tmp_num_qps = nic_dev->max_qps; + u16 num_cpus = 0; + int i, node; + + if (nic_dev->nic_cap.default_num_queues != 0 && + nic_dev->nic_cap.default_num_queues < nic_dev->max_qps) + tmp_num_qps = nic_dev->nic_cap.default_num_queues; + + MOD_PARA_VALIDATE_NUM_QPS(nic_dev, num_qps, tmp_num_qps); + + for (i = 0; i < (int)num_online_cpus(); i++) { + node = (int)cpu_to_node(i); + if (node == dev_to_node(&nic_dev->pdev->dev)) + num_cpus++; + } + + if (!num_cpus) + num_cpus = (u16)num_online_cpus(); + + nic_dev->q_params.num_qps = (u16)min_t(u16, tmp_num_qps, num_cpus); +} + +static void copy_value_to_rss_hkey(struct hinic3_nic_dev *nic_dev, + const u8 *hkey) +{ + u32 i; + u32 *rss_hkey = (u32 *)nic_dev->rss_hkey; + + memcpy(nic_dev->rss_hkey, hkey, NIC_RSS_KEY_SIZE); + + /* make a copy of the key, and convert it to Big Endian */ + for (i = 0; i < NIC_RSS_KEY_SIZE / sizeof(u32); i++) + nic_dev->rss_hkey_be[i] = cpu_to_be32(rss_hkey[i]); +} + +static int alloc_rss_resource(struct hinic3_nic_dev *nic_dev) +{ + u8 default_rss_key[NIC_RSS_KEY_SIZE] = { + 0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, + 0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0, + 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4, + 0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c, + 0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa}; + + /* We request double spaces for the hash key, + * the second one holds the key of Big Edian + * format. + */ + nic_dev->rss_hkey = + kzalloc(NIC_RSS_KEY_SIZE * + HINIC3_RSS_KEY_RSV_NUM, GFP_KERNEL); + if (!nic_dev->rss_hkey) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc memory for rss_hkey\n"); + return -ENOMEM; + } + + /* The second space is for big edian hash key */ + nic_dev->rss_hkey_be = (u32 *)(nic_dev->rss_hkey + + NIC_RSS_KEY_SIZE); + copy_value_to_rss_hkey(nic_dev, (u8 *)default_rss_key); + + nic_dev->rss_indir = kzalloc(sizeof(u32) * NIC_RSS_INDIR_SIZE, GFP_KERNEL); + if (!nic_dev->rss_indir) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc memory for rss_indir\n"); + kfree(nic_dev->rss_hkey); + nic_dev->rss_hkey = NULL; + return -ENOMEM; + } + + set_bit(HINIC3_RSS_DEFAULT_INDIR, &nic_dev->flags); + + return 0; +} + +/*lint -e528*/ +void hinic3_try_to_enable_rss(struct hinic3_nic_dev *nic_dev) +{ + u8 cos_map[NIC_DCB_UP_MAX] = {0}; + int err = 0; + + if (!nic_dev) + return; + + nic_dev->max_qps = hinic3_func_max_nic_qnum(nic_dev->hwdev); + if (nic_dev->max_qps <= 1 || !HINIC3_SUPPORT_RSS(nic_dev->hwdev)) + goto set_q_params; + + err = alloc_rss_resource(nic_dev); + if (err) { + nic_dev->max_qps = 1; + goto set_q_params; + } + + set_bit(HINIC3_RSS_ENABLE, &nic_dev->flags); + nic_dev->max_qps = hinic3_func_max_nic_qnum(nic_dev->hwdev); + + decide_num_qps(nic_dev); + + hinic3_init_rss_parameters(nic_dev->netdev); + err = hinic3_set_hw_rss_parameters(nic_dev->netdev, 0, 0, cos_map, + test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags) ? 1 : 0); + if (err) { + nic_err(&nic_dev->pdev->dev, "Failed to set hardware rss parameters\n"); + + hinic3_clear_rss_config(nic_dev); + nic_dev->max_qps = 1; + goto set_q_params; + } + return; + +set_q_params: + clear_bit(HINIC3_RSS_ENABLE, &nic_dev->flags); + nic_dev->q_params.num_qps = nic_dev->max_qps; +} + +static int hinic3_config_rss_hw_resource(struct hinic3_nic_dev *nic_dev, + u32 *indir_tbl) +{ + int err; + + err = hinic3_rss_set_indir_tbl(nic_dev->hwdev, indir_tbl); + if (err) + return err; + + err = hinic3_set_rss_type(nic_dev->hwdev, nic_dev->rss_type); + if (err) + return err; + + return hinic3_rss_set_hash_engine(nic_dev->hwdev, + nic_dev->rss_hash_engine); +} + +int hinic3_set_hw_rss_parameters(struct net_device *netdev, u8 rss_en, + u8 cos_num, u8 *cos_map, u8 dcb_en) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int err; + + /* RSS key */ + err = hinic3_rss_set_hash_key(nic_dev->hwdev, nic_dev->rss_hkey); + if (err) + return err; + + hinic3_maybe_reconfig_rss_indir(netdev, dcb_en); + + if (test_bit(HINIC3_RSS_DEFAULT_INDIR, &nic_dev->flags)) + hinic3_fillout_indir_tbl(nic_dev, cos_num, nic_dev->rss_indir); + + err = hinic3_config_rss_hw_resource(nic_dev, nic_dev->rss_indir); + if (err) + return err; + + err = hinic3_rss_cfg(nic_dev->hwdev, rss_en, cos_num, cos_map, + nic_dev->q_params.num_qps); + if (err) + return err; + + return 0; +} + +/* for ethtool */ +static int set_l4_rss_hash_ops(const struct ethtool_rxnfc *cmd, + struct nic_rss_type *rss_type) +{ + u8 rss_l4_en = 0; + + switch (cmd->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + case 0: + rss_l4_en = 0; + break; + case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + rss_l4_en = 1; + break; + default: + return -EINVAL; + } + + switch (cmd->flow_type) { + case TCP_V4_FLOW: + rss_type->tcp_ipv4 = rss_l4_en; + break; + case TCP_V6_FLOW: + rss_type->tcp_ipv6 = rss_l4_en; + break; + case UDP_V4_FLOW: + rss_type->udp_ipv4 = rss_l4_en; + break; + case UDP_V6_FLOW: + rss_type->udp_ipv6 = rss_l4_en; + break; + default: + return -EINVAL; + } + + return 0; +} + +static int update_rss_hash_opts(struct hinic3_nic_dev *nic_dev, + struct ethtool_rxnfc *cmd, + struct nic_rss_type *rss_type) +{ + int err; + + switch (cmd->flow_type) { + case TCP_V4_FLOW: + case TCP_V6_FLOW: + case UDP_V4_FLOW: + case UDP_V6_FLOW: + err = set_l4_rss_hash_ops(cmd, rss_type); + if (err) + return err; + + break; + case IPV4_FLOW: + rss_type->ipv4 = 1; + break; + case IPV6_FLOW: + rss_type->ipv6 = 1; + break; + default: + nicif_err(nic_dev, drv, nic_dev->netdev, + "Unsupported flow type\n"); + return -EINVAL; + } + + return 0; +} + +static int hinic3_set_rss_hash_opts(struct hinic3_nic_dev *nic_dev, struct ethtool_rxnfc *cmd) +{ + struct nic_rss_type *rss_type = &nic_dev->rss_type; + int err; + + if (!test_bit(HINIC3_RSS_ENABLE, &nic_dev->flags)) { + cmd->data = 0; + nicif_err(nic_dev, drv, nic_dev->netdev, + "RSS is disable, not support to set flow-hash\n"); + return -EOPNOTSUPP; + } + + /* RSS does not support anything other than hashing + * to queues on src and dst IPs and ports + */ + if (cmd->data & ~(RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | + RXH_L4_B_2_3)) + return -EINVAL; + + /* We need at least the IP SRC and DEST fields for hashing */ + if (!(cmd->data & RXH_IP_SRC) || !(cmd->data & RXH_IP_DST)) + return -EINVAL; + + err = hinic3_get_rss_type(nic_dev->hwdev, rss_type); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to get rss type\n"); + return -EFAULT; + } + + err = update_rss_hash_opts(nic_dev, cmd, rss_type); + if (err) + return err; + + err = hinic3_set_rss_type(nic_dev->hwdev, *rss_type); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to set rss type\n"); + return -EFAULT; + } + + nicif_info(nic_dev, drv, nic_dev->netdev, "Set rss hash options success\n"); + + return 0; +} + +static void convert_rss_type(u8 rss_opt, struct ethtool_rxnfc *cmd) +{ + if (rss_opt) + cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; +} + +static int hinic3_convert_rss_type(struct hinic3_nic_dev *nic_dev, + struct nic_rss_type *rss_type, + struct ethtool_rxnfc *cmd) +{ + cmd->data = RXH_IP_SRC | RXH_IP_DST; + switch (cmd->flow_type) { + case TCP_V4_FLOW: + convert_rss_type(rss_type->tcp_ipv4, cmd); + break; + case TCP_V6_FLOW: + convert_rss_type(rss_type->tcp_ipv6, cmd); + break; + case UDP_V4_FLOW: + convert_rss_type(rss_type->udp_ipv4, cmd); + break; + case UDP_V6_FLOW: + convert_rss_type(rss_type->udp_ipv6, cmd); + break; + case IPV4_FLOW: + case IPV6_FLOW: + break; + default: + nicif_err(nic_dev, drv, nic_dev->netdev, "Unsupported flow type\n"); + cmd->data = 0; + return -EINVAL; + } + + return 0; +} + +static int hinic3_get_rss_hash_opts(struct hinic3_nic_dev *nic_dev, struct ethtool_rxnfc *cmd) +{ + struct nic_rss_type rss_type = {0}; + int err; + + cmd->data = 0; + + if (!test_bit(HINIC3_RSS_ENABLE, &nic_dev->flags)) + return 0; + + err = hinic3_get_rss_type(nic_dev->hwdev, &rss_type); + if (err) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to get rss type\n"); + return err; + } + + return hinic3_convert_rss_type(nic_dev, &rss_type, cmd); +} + +#if (KERNEL_VERSION(3, 4, 24) > LINUX_VERSION_CODE) +int hinic3_get_rxnfc(struct net_device *netdev, + struct ethtool_rxnfc *cmd, void *rule_locs) +#else +int hinic3_get_rxnfc(struct net_device *netdev, + struct ethtool_rxnfc *cmd, u32 *rule_locs) +#endif +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int err = 0; + + switch (cmd->cmd) { + case ETHTOOL_GRXRINGS: + cmd->data = nic_dev->q_params.num_qps; + break; + case ETHTOOL_GRXCLSRLCNT: + cmd->rule_cnt = (u32)nic_dev->rx_flow_rule.tot_num_rules; + break; + case ETHTOOL_GRXCLSRULE: + err = hinic3_ethtool_get_flow(nic_dev, cmd, cmd->fs.location); + break; + case ETHTOOL_GRXCLSRLALL: + err = hinic3_ethtool_get_all_flows(nic_dev, cmd, rule_locs); + break; + case ETHTOOL_GRXFH: + err = hinic3_get_rss_hash_opts(nic_dev, cmd); + break; + default: + err = -EOPNOTSUPP; + break; + } + + return err; +} + +int hinic3_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int err = 0; + + switch (cmd->cmd) { + case ETHTOOL_SRXFH: + err = hinic3_set_rss_hash_opts(nic_dev, cmd); + break; + case ETHTOOL_SRXCLSRLINS: + err = hinic3_ethtool_flow_replace(nic_dev, &cmd->fs); + break; + case ETHTOOL_SRXCLSRLDEL: + err = hinic3_ethtool_flow_remove(nic_dev, cmd->fs.location); + break; + default: + err = -EOPNOTSUPP; + break; + } + + return err; +} + +static u16 hinic3_max_channels(struct hinic3_nic_dev *nic_dev) +{ + u8 tcs = (u8)netdev_get_num_tc(nic_dev->netdev); + + return tcs ? nic_dev->max_qps / tcs : nic_dev->max_qps; +} + +static u16 hinic3_curr_channels(struct hinic3_nic_dev *nic_dev) +{ + if (netif_running(nic_dev->netdev)) + return nic_dev->q_params.num_qps ? + nic_dev->q_params.num_qps : 1; + else + return (u16)min_t(u16, hinic3_max_channels(nic_dev), + nic_dev->q_params.num_qps); +} + +void hinic3_get_channels(struct net_device *netdev, + struct ethtool_channels *channels) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + channels->max_rx = 0; + channels->max_tx = 0; + channels->max_other = 0; + /* report maximum channels */ + channels->max_combined = hinic3_max_channels(nic_dev); + channels->rx_count = 0; + channels->tx_count = 0; + channels->other_count = 0; + /* report flow director queues as maximum channels */ + channels->combined_count = hinic3_curr_channels(nic_dev); +} + +static int hinic3_validate_channel_parameter(struct net_device *netdev, + const struct ethtool_channels *channels) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u16 max_channel = hinic3_max_channels(nic_dev); + unsigned int count = channels->combined_count; + + if (!count) { + nicif_err(nic_dev, drv, netdev, + "Unsupported combined_count=0\n"); + return -EINVAL; + } + + if (channels->tx_count || channels->rx_count || channels->other_count) { + nicif_err(nic_dev, drv, netdev, + "Setting rx/tx/other count not supported\n"); + return -EINVAL; + } + + if (count > max_channel) { + nicif_err(nic_dev, drv, netdev, + "Combined count %u exceed limit %u\n", count, + max_channel); + return -EINVAL; + } + + return 0; +} + +static void change_num_channel_reopen_handler(struct hinic3_nic_dev *nic_dev, + const void *priv_data) +{ + hinic3_set_default_rss_indir(nic_dev->netdev); +} + +int hinic3_set_channels(struct net_device *netdev, + struct ethtool_channels *channels) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct hinic3_dyna_txrxq_params q_params = {0}; + unsigned int count = channels->combined_count; + int err; + u8 user_cos_num = hinic3_get_dev_user_cos_num(nic_dev); + + if (hinic3_validate_channel_parameter(netdev, channels)) + return -EINVAL; + + if (!test_bit(HINIC3_RSS_ENABLE, &nic_dev->flags)) { + nicif_err(nic_dev, drv, netdev, + "This function don't support RSS, only support 1 queue pair\n"); + return -EOPNOTSUPP; + } + + if (test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags)) { + if (count < user_cos_num) { + nicif_err(nic_dev, drv, netdev, + "DCB is on, channels num should more than valid cos num:%u\n", + user_cos_num); + + return -EOPNOTSUPP; + } + } + + if (HINIC3_SUPPORT_FDIR(nic_dev->hwdev) && + !hinic3_validate_channel_setting_in_ntuple(nic_dev, count)) + return -EOPNOTSUPP; + + nicif_info(nic_dev, drv, netdev, "Set max combined queue number from %u to %u\n", + nic_dev->q_params.num_qps, count); + + if (netif_running(netdev)) { + q_params = nic_dev->q_params; + q_params.num_qps = (u16)count; + q_params.txqs_res = NULL; + q_params.rxqs_res = NULL; + q_params.irq_cfg = NULL; + + nicif_info(nic_dev, drv, netdev, "Restarting channel\n"); + err = hinic3_change_channel_settings(nic_dev, &q_params, + change_num_channel_reopen_handler, NULL); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to change channel settings\n"); + return -EFAULT; + } + } else { + /* Discard user configured rss */ + hinic3_set_default_rss_indir(netdev); + nic_dev->q_params.num_qps = (u16)count; + } + + return 0; +} + +#ifndef NOT_HAVE_GET_RXFH_INDIR_SIZE +u32 hinic3_get_rxfh_indir_size(struct net_device *netdev) +{ + return NIC_RSS_INDIR_SIZE; +} +#endif + +static int set_rss_rxfh(struct net_device *netdev, const u32 *indir, + const u8 *key) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int err; + + if (indir) { + err = hinic3_rss_set_indir_tbl(nic_dev->hwdev, indir); + if (err) { + nicif_err(nic_dev, drv, netdev, + "Failed to set rss indir table\n"); + return -EFAULT; + } + clear_bit(HINIC3_RSS_DEFAULT_INDIR, &nic_dev->flags); + + memcpy(nic_dev->rss_indir, indir, + sizeof(u32) * NIC_RSS_INDIR_SIZE); + nicif_info(nic_dev, drv, netdev, "Change rss indir success\n"); + } + + if (key) { + err = hinic3_rss_set_hash_key(nic_dev->hwdev, key); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to set rss key\n"); + return -EFAULT; + } + + copy_value_to_rss_hkey(nic_dev, key); + nicif_info(nic_dev, drv, netdev, "Change rss key success\n"); + } + + return 0; +} + +#if defined(ETHTOOL_GRSSH) && defined(ETHTOOL_SRSSH) +u32 hinic3_get_rxfh_key_size(struct net_device *netdev) +{ + return NIC_RSS_KEY_SIZE; +} + +#ifdef HAVE_RXFH_HASHFUNC +int hinic3_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) +#else +int hinic3_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key) +#endif +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int err = 0; + + if (!test_bit(HINIC3_RSS_ENABLE, &nic_dev->flags)) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Rss is disable\n"); + return -EOPNOTSUPP; + } + +#ifdef HAVE_RXFH_HASHFUNC + if (hfunc) + *hfunc = nic_dev->rss_hash_engine ? + ETH_RSS_HASH_TOP : ETH_RSS_HASH_XOR; +#endif + + if (indir) { + err = hinic3_rss_get_indir_tbl(nic_dev->hwdev, indir); + if (err) + return -EFAULT; + } + + if (key) + memcpy(key, nic_dev->rss_hkey, NIC_RSS_KEY_SIZE); + + return err; +} + +#ifdef HAVE_RXFH_HASHFUNC +int hinic3_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key, + const u8 hfunc) +#else +#ifdef HAVE_RXFH_NONCONST +int hinic3_set_rxfh(struct net_device *netdev, u32 *indir, u8 *key) +#else +int hinic3_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key) +#endif +#endif /* HAVE_RXFH_HASHFUNC */ +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int err = 0; + + if (!test_bit(HINIC3_RSS_ENABLE, &nic_dev->flags)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Not support to set rss parameters when rss is disable\n"); + return -EOPNOTSUPP; + } + + if (test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags) && indir) { + nicif_err(nic_dev, drv, netdev, + "Not support to set indir when DCB is enabled\n"); + return -EOPNOTSUPP; + } + +#ifdef HAVE_RXFH_HASHFUNC + if (hfunc != ETH_RSS_HASH_NO_CHANGE) { + if (hfunc != ETH_RSS_HASH_TOP && hfunc != ETH_RSS_HASH_XOR) { + nicif_err(nic_dev, drv, netdev, + "Not support to set hfunc type except TOP and XOR\n"); + return -EOPNOTSUPP; + } + + nic_dev->rss_hash_engine = (hfunc == ETH_RSS_HASH_XOR) ? + HINIC3_RSS_HASH_ENGINE_TYPE_XOR : + HINIC3_RSS_HASH_ENGINE_TYPE_TOEP; + err = hinic3_rss_set_hash_engine(nic_dev->hwdev, + nic_dev->rss_hash_engine); + if (err) + return -EFAULT; + + nicif_info(nic_dev, drv, netdev, + "Change hfunc to RSS_HASH_%s success\n", + (hfunc == ETH_RSS_HASH_XOR) ? "XOR" : "TOP"); + } +#endif + err = set_rss_rxfh(netdev, indir, key); + + return err; +} + +#else /* !(defined(ETHTOOL_GRSSH) && defined(ETHTOOL_SRSSH)) */ + +#ifdef NOT_HAVE_GET_RXFH_INDIR_SIZE +int hinic3_get_rxfh_indir(struct net_device *netdev, + struct ethtool_rxfh_indir *indir1) +#else +int hinic3_get_rxfh_indir(struct net_device *netdev, u32 *indir) +#endif +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int err = 0; +#ifdef NOT_HAVE_GET_RXFH_INDIR_SIZE + u32 *indir = NULL; + + /* In a low version kernel(eg:suse 11.2), call the interface twice. + * First call to get the size value, + * and second call to get the rxfh indir according to the size value. + */ + if (indir1->size == 0) { + indir1->size = NIC_RSS_INDIR_SIZE; + return 0; + } + + if (indir1->size < NIC_RSS_INDIR_SIZE) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to get rss indir, rss size(%d) is more than system rss size(%u).\n", + NIC_RSS_INDIR_SIZE, indir1->size); + return -EINVAL; + } + + indir = indir1->ring_index; +#endif + if (!test_bit(HINIC3_RSS_ENABLE, &nic_dev->flags)) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Rss is disable\n"); + return -EOPNOTSUPP; + } + + if (indir) + err = hinic3_rss_get_indir_tbl(nic_dev->hwdev, indir); + + return err; +} + +#ifdef NOT_HAVE_GET_RXFH_INDIR_SIZE +int hinic3_set_rxfh_indir(struct net_device *netdev, + const struct ethtool_rxfh_indir *indir1) +#else +int hinic3_set_rxfh_indir(struct net_device *netdev, const u32 *indir) +#endif +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); +#ifdef NOT_HAVE_GET_RXFH_INDIR_SIZE + const u32 *indir = NULL; + + if (indir1->size != NIC_RSS_INDIR_SIZE) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to set rss indir, rss size(%d) is more than system rss size(%u).\n", + NIC_RSS_INDIR_SIZE, indir1->size); + return -EINVAL; + } + + indir = indir1->ring_index; +#endif + + if (!test_bit(HINIC3_RSS_ENABLE, &nic_dev->flags)) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Not support to set rss indir when rss is disable\n"); + return -EOPNOTSUPP; + } + + if (test_bit(HINIC3_DCB_ENABLE, &nic_dev->flags) && indir) { + nicif_err(nic_dev, drv, netdev, + "Not support to set indir when DCB is enabled\n"); + return -EOPNOTSUPP; + } + + return set_rss_rxfh(netdev, indir, NULL); +} + +#endif /* defined(ETHTOOL_GRSSH) && defined(ETHTOOL_SRSSH) */ + diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_rss.h b/drivers/net/ethernet/huawei/hinic3/hinic3_rss.h new file mode 100644 index 000000000000..8961cdd095a1 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_rss.h @@ -0,0 +1,100 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_RSS_H +#define HINIC3_RSS_H + +#include "hinic3_nic_dev.h" + +#define HINIC_NUM_IQ_PER_FUNC 8 + +int hinic3_rss_init(struct hinic3_nic_dev *nic_dev, u8 *rq2iq_map, + u32 map_size, u8 dcb_en); + +void hinic3_rss_deinit(struct hinic3_nic_dev *nic_dev); + +int hinic3_set_hw_rss_parameters(struct net_device *netdev, u8 rss_en, + u8 cos_num, u8 *cos_map, u8 dcb_en); + +void hinic3_init_rss_parameters(struct net_device *netdev); + +void hinic3_set_default_rss_indir(struct net_device *netdev); + +void hinic3_try_to_enable_rss(struct hinic3_nic_dev *nic_dev); + +void hinic3_clear_rss_config(struct hinic3_nic_dev *nic_dev); + +void hinic3_flush_rx_flow_rule(struct hinic3_nic_dev *nic_dev); +int hinic3_ethtool_get_flow(const struct hinic3_nic_dev *nic_dev, + struct ethtool_rxnfc *info, u32 location); + +int hinic3_ethtool_get_all_flows(const struct hinic3_nic_dev *nic_dev, + struct ethtool_rxnfc *info, u32 *rule_locs); + +int hinic3_ethtool_flow_remove(struct hinic3_nic_dev *nic_dev, u32 location); + +int hinic3_ethtool_flow_replace(struct hinic3_nic_dev *nic_dev, + struct ethtool_rx_flow_spec *fs); + +bool hinic3_validate_channel_setting_in_ntuple(const struct hinic3_nic_dev *nic_dev, u32 q_num); + +/* for ethtool */ +#if (KERNEL_VERSION(3, 4, 24) > LINUX_VERSION_CODE) +int hinic3_get_rxnfc(struct net_device *netdev, + struct ethtool_rxnfc *cmd, void *rule_locs); +#else +int hinic3_get_rxnfc(struct net_device *netdev, + struct ethtool_rxnfc *cmd, u32 *rule_locs); +#endif + +int hinic3_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd); + +void hinic3_get_channels(struct net_device *netdev, + struct ethtool_channels *channels); + +int hinic3_set_channels(struct net_device *netdev, + struct ethtool_channels *channels); + +#ifndef NOT_HAVE_GET_RXFH_INDIR_SIZE +u32 hinic3_get_rxfh_indir_size(struct net_device *netdev); +#endif /* NOT_HAVE_GET_RXFH_INDIR_SIZE */ + +#if defined(ETHTOOL_GRSSH) && defined(ETHTOOL_SRSSH) +u32 hinic3_get_rxfh_key_size(struct net_device *netdev); + +#ifdef HAVE_RXFH_HASHFUNC +int hinic3_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc); +#else /* HAVE_RXFH_HASHFUNC */ +int hinic3_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key); +#endif /* HAVE_RXFH_HASHFUNC */ + +#ifdef HAVE_RXFH_HASHFUNC +int hinic3_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key, + const u8 hfunc); +#else +#ifdef HAVE_RXFH_NONCONST +int hinic3_set_rxfh(struct net_device *netdev, u32 *indir, u8 *key); +#else +int hinic3_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key); +#endif /* HAVE_RXFH_NONCONST */ +#endif /* HAVE_RXFH_HASHFUNC */ + +#else /* !(defined(ETHTOOL_GRSSH) && defined(ETHTOOL_SRSSH)) */ + +#ifdef NOT_HAVE_GET_RXFH_INDIR_SIZE +int hinic3_get_rxfh_indir(struct net_device *netdev, + struct ethtool_rxfh_indir *indir1); +#else +int hinic3_get_rxfh_indir(struct net_device *netdev, u32 *indir); +#endif + +#ifdef NOT_HAVE_GET_RXFH_INDIR_SIZE +int hinic3_set_rxfh_indir(struct net_device *netdev, + const struct ethtool_rxfh_indir *indir1); +#else +int hinic3_set_rxfh_indir(struct net_device *netdev, const u32 *indir); +#endif /* NOT_HAVE_GET_RXFH_INDIR_SIZE */ + +#endif /* (defined(ETHTOOL_GRSSH) && defined(ETHTOOL_SRSSH)) */ + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_rss_cfg.c b/drivers/net/ethernet/huawei/hinic3/hinic3_rss_cfg.c new file mode 100644 index 000000000000..175c4d68b795 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_rss_cfg.c @@ -0,0 +1,384 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <linux/kernel.h> +#include <linux/etherdevice.h> +#include <linux/netdevice.h> +#include <linux/device.h> +#include <linux/module.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/dcbnl.h> + +#include "ossl_knl.h" +#include "hinic3_crm.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_nic_cmd.h" +#include "hinic3_hw.h" +#include "hinic3_nic.h" +#include "hinic3_common.h" + +static int hinic3_rss_cfg_hash_key(struct hinic3_nic_io *nic_io, u8 opcode, + u8 *key) +{ + struct hinic3_cmd_rss_hash_key hash_key; + u16 out_size = sizeof(hash_key); + int err; + + memset(&hash_key, 0, sizeof(struct hinic3_cmd_rss_hash_key)); + hash_key.func_id = hinic3_global_func_id(nic_io->hwdev); + hash_key.opcode = opcode; + + if (opcode == HINIC3_CMD_OP_SET) + memcpy(hash_key.key, key, NIC_RSS_KEY_SIZE); + + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, + HINIC3_NIC_CMD_CFG_RSS_HASH_KEY, + &hash_key, sizeof(hash_key), + &hash_key, &out_size); + if (err || !out_size || hash_key.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to %s hash key, err: %d, status: 0x%x, out size: 0x%x\n", + opcode == HINIC3_CMD_OP_SET ? "set" : "get", + err, hash_key.msg_head.status, out_size); + return -EINVAL; + } + + if (opcode == HINIC3_CMD_OP_GET) + memcpy(key, hash_key.key, NIC_RSS_KEY_SIZE); + + return 0; +} + +int hinic3_rss_set_hash_key(void *hwdev, const u8 *key) +{ + struct hinic3_nic_io *nic_io = NULL; + u8 hash_key[NIC_RSS_KEY_SIZE]; + + if (!hwdev || !key) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + memcpy(hash_key, key, NIC_RSS_KEY_SIZE); + return hinic3_rss_cfg_hash_key(nic_io, HINIC3_CMD_OP_SET, hash_key); +} + +int hinic3_rss_get_hash_key(void *hwdev, u8 *key) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev || !key) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + return hinic3_rss_cfg_hash_key(nic_io, HINIC3_CMD_OP_GET, key); +} + +int hinic3_rss_get_indir_tbl(void *hwdev, u32 *indir_table) +{ + struct hinic3_cmd_buf *cmd_buf = NULL; + struct hinic3_nic_io *nic_io = NULL; + u16 *indir_tbl = NULL; + int err, i; + + if (!hwdev || !indir_table) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + cmd_buf = hinic3_alloc_cmd_buf(hwdev); + if (!cmd_buf) { + nic_err(nic_io->dev_hdl, "Failed to allocate cmd_buf.\n"); + return -ENOMEM; + } + + cmd_buf->size = sizeof(struct nic_rss_indirect_tbl); + err = hinic3_cmdq_detail_resp(hwdev, HINIC3_MOD_L2NIC, + HINIC3_UCODE_CMD_GET_RSS_INDIR_TABLE, + cmd_buf, cmd_buf, NULL, 0, + HINIC3_CHANNEL_NIC); + if (err) { + nic_err(nic_io->dev_hdl, "Failed to get rss indir table\n"); + goto get_indir_tbl_failed; + } + + indir_tbl = (u16 *)cmd_buf->buf; + for (i = 0; i < NIC_RSS_INDIR_SIZE; i++) + indir_table[i] = *(indir_tbl + i); + +get_indir_tbl_failed: + hinic3_free_cmd_buf(hwdev, cmd_buf); + + return err; +} + +int hinic3_rss_set_indir_tbl(void *hwdev, const u32 *indir_table) +{ + struct nic_rss_indirect_tbl *indir_tbl = NULL; + struct hinic3_cmd_buf *cmd_buf = NULL; + struct hinic3_nic_io *nic_io = NULL; + u32 *temp = NULL; + u32 i, size; + u64 out_param = 0; + int err; + + if (!hwdev || !indir_table) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + cmd_buf = hinic3_alloc_cmd_buf(hwdev); + if (!cmd_buf) { + nic_err(nic_io->dev_hdl, "Failed to allocate cmd buf\n"); + return -ENOMEM; + } + + cmd_buf->size = sizeof(struct nic_rss_indirect_tbl); + indir_tbl = (struct nic_rss_indirect_tbl *)cmd_buf->buf; + memset(indir_tbl, 0, sizeof(*indir_tbl)); + + for (i = 0; i < NIC_RSS_INDIR_SIZE; i++) + indir_tbl->entry[i] = (u16)(*(indir_table + i)); + + size = sizeof(indir_tbl->entry) / sizeof(u32); + temp = (u32 *)indir_tbl->entry; + for (i = 0; i < size; i++) + temp[i] = cpu_to_be32(temp[i]); + + err = hinic3_cmdq_direct_resp(hwdev, HINIC3_MOD_L2NIC, + HINIC3_UCODE_CMD_SET_RSS_INDIR_TABLE, + cmd_buf, &out_param, 0, + HINIC3_CHANNEL_NIC); + if (err || out_param != 0) { + nic_err(nic_io->dev_hdl, "Failed to set rss indir table\n"); + err = -EFAULT; + } + + hinic3_free_cmd_buf(hwdev, cmd_buf); + return err; +} + +static int hinic3_cmdq_set_rss_type(void *hwdev, struct nic_rss_type rss_type) +{ + struct nic_rss_context_tbl *ctx_tbl = NULL; + struct hinic3_cmd_buf *cmd_buf = NULL; + struct hinic3_nic_io *nic_io = NULL; + u32 ctx = 0; + u64 out_param = 0; + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + cmd_buf = hinic3_alloc_cmd_buf(hwdev); + if (!cmd_buf) { + nic_err(nic_io->dev_hdl, "Failed to allocate cmd buf\n"); + return -ENOMEM; + } + + ctx |= HINIC3_RSS_TYPE_SET(1, VALID) | + HINIC3_RSS_TYPE_SET(rss_type.ipv4, IPV4) | + HINIC3_RSS_TYPE_SET(rss_type.ipv6, IPV6) | + HINIC3_RSS_TYPE_SET(rss_type.ipv6_ext, IPV6_EXT) | + HINIC3_RSS_TYPE_SET(rss_type.tcp_ipv4, TCP_IPV4) | + HINIC3_RSS_TYPE_SET(rss_type.tcp_ipv6, TCP_IPV6) | + HINIC3_RSS_TYPE_SET(rss_type.tcp_ipv6_ext, TCP_IPV6_EXT) | + HINIC3_RSS_TYPE_SET(rss_type.udp_ipv4, UDP_IPV4) | + HINIC3_RSS_TYPE_SET(rss_type.udp_ipv6, UDP_IPV6); + + cmd_buf->size = sizeof(struct nic_rss_context_tbl); + ctx_tbl = (struct nic_rss_context_tbl *)cmd_buf->buf; + memset(ctx_tbl, 0, sizeof(*ctx_tbl)); + ctx_tbl->ctx = cpu_to_be32(ctx); + + /* cfg the rss context table by command queue */ + err = hinic3_cmdq_direct_resp(hwdev, HINIC3_MOD_L2NIC, + HINIC3_UCODE_CMD_SET_RSS_CONTEXT_TABLE, + cmd_buf, &out_param, 0, + HINIC3_CHANNEL_NIC); + + hinic3_free_cmd_buf(hwdev, cmd_buf); + + if (err || out_param != 0) { + nic_err(nic_io->dev_hdl, "cmdq set set rss context table failed, err: %d\n", + err); + return -EFAULT; + } + + return 0; +} + +static int hinic3_mgmt_set_rss_type(void *hwdev, struct nic_rss_type rss_type) +{ + struct hinic3_nic_io *nic_io = NULL; + struct hinic3_rss_context_table ctx_tbl; + u32 ctx = 0; + u16 out_size = sizeof(ctx_tbl); + int err; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + memset(&ctx_tbl, 0, sizeof(ctx_tbl)); + ctx_tbl.func_id = hinic3_global_func_id(hwdev); + ctx |= HINIC3_RSS_TYPE_SET(1, VALID) | + HINIC3_RSS_TYPE_SET(rss_type.ipv4, IPV4) | + HINIC3_RSS_TYPE_SET(rss_type.ipv6, IPV6) | + HINIC3_RSS_TYPE_SET(rss_type.ipv6_ext, IPV6_EXT) | + HINIC3_RSS_TYPE_SET(rss_type.tcp_ipv4, TCP_IPV4) | + HINIC3_RSS_TYPE_SET(rss_type.tcp_ipv6, TCP_IPV6) | + HINIC3_RSS_TYPE_SET(rss_type.tcp_ipv6_ext, TCP_IPV6_EXT) | + HINIC3_RSS_TYPE_SET(rss_type.udp_ipv4, UDP_IPV4) | + HINIC3_RSS_TYPE_SET(rss_type.udp_ipv6, UDP_IPV6); + ctx_tbl.context = ctx; + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_SET_RSS_CTX_TBL_INTO_FUNC, + &ctx_tbl, sizeof(ctx_tbl), + &ctx_tbl, &out_size); + + if (ctx_tbl.msg_head.status == HINIC3_MGMT_CMD_UNSUPPORTED) { + return HINIC3_MGMT_CMD_UNSUPPORTED; + } else if (err || !out_size || ctx_tbl.msg_head.status) { + nic_err(nic_io->dev_hdl, "mgmt Failed to set rss context offload, err: %d, status: 0x%x, out size: 0x%x\n", + err, ctx_tbl.msg_head.status, out_size); + return -EINVAL; + } + + return 0; +} + +int hinic3_set_rss_type(void *hwdev, struct nic_rss_type rss_type) +{ + int err; + + err = hinic3_mgmt_set_rss_type(hwdev, rss_type); + if (err == HINIC3_MGMT_CMD_UNSUPPORTED) + err = hinic3_cmdq_set_rss_type(hwdev, rss_type); + + return err; +} + +int hinic3_get_rss_type(void *hwdev, struct nic_rss_type *rss_type) +{ + struct hinic3_rss_context_table ctx_tbl; + u16 out_size = sizeof(ctx_tbl); + struct hinic3_nic_io *nic_io = NULL; + int err; + + if (!hwdev || !rss_type) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + + memset(&ctx_tbl, 0, sizeof(struct hinic3_rss_context_table)); + ctx_tbl.func_id = hinic3_global_func_id(hwdev); + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_GET_RSS_CTX_TBL, + &ctx_tbl, sizeof(ctx_tbl), + &ctx_tbl, &out_size); + if (err || !out_size || ctx_tbl.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to get hash type, err: %d, status: 0x%x, out size: 0x%x\n", + err, ctx_tbl.msg_head.status, out_size); + return -EINVAL; + } + + rss_type->ipv4 = HINIC3_RSS_TYPE_GET(ctx_tbl.context, IPV4); + rss_type->ipv6 = HINIC3_RSS_TYPE_GET(ctx_tbl.context, IPV6); + rss_type->ipv6_ext = HINIC3_RSS_TYPE_GET(ctx_tbl.context, IPV6_EXT); + rss_type->tcp_ipv4 = HINIC3_RSS_TYPE_GET(ctx_tbl.context, TCP_IPV4); + rss_type->tcp_ipv6 = HINIC3_RSS_TYPE_GET(ctx_tbl.context, TCP_IPV6); + rss_type->tcp_ipv6_ext = HINIC3_RSS_TYPE_GET(ctx_tbl.context, + TCP_IPV6_EXT); + rss_type->udp_ipv4 = HINIC3_RSS_TYPE_GET(ctx_tbl.context, UDP_IPV4); + rss_type->udp_ipv6 = HINIC3_RSS_TYPE_GET(ctx_tbl.context, UDP_IPV6); + + return 0; +} + +static int hinic3_rss_cfg_hash_engine(struct hinic3_nic_io *nic_io, u8 opcode, + u8 *type) +{ + struct hinic3_cmd_rss_engine_type hash_type; + u16 out_size = sizeof(hash_type); + int err; + + memset(&hash_type, 0, sizeof(struct hinic3_cmd_rss_engine_type)); + + hash_type.func_id = hinic3_global_func_id(nic_io->hwdev); + hash_type.opcode = opcode; + + if (opcode == HINIC3_CMD_OP_SET) + hash_type.hash_engine = *type; + + err = l2nic_msg_to_mgmt_sync(nic_io->hwdev, + HINIC3_NIC_CMD_CFG_RSS_HASH_ENGINE, + &hash_type, sizeof(hash_type), + &hash_type, &out_size); + if (err || !out_size || hash_type.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to %s hash engine, err: %d, status: 0x%x, out size: 0x%x\n", + opcode == HINIC3_CMD_OP_SET ? "set" : "get", + err, hash_type.msg_head.status, out_size); + return -EIO; + } + + if (opcode == HINIC3_CMD_OP_GET) + *type = hash_type.hash_engine; + + return 0; +} + +int hinic3_rss_set_hash_engine(void *hwdev, u8 type) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + return hinic3_rss_cfg_hash_engine(nic_io, HINIC3_CMD_OP_SET, &type); +} + +int hinic3_rss_get_hash_engine(void *hwdev, u8 *type) +{ + struct hinic3_nic_io *nic_io = NULL; + + if (!hwdev || !type) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + return hinic3_rss_cfg_hash_engine(nic_io, HINIC3_CMD_OP_GET, type); +} + +int hinic3_rss_cfg(void *hwdev, u8 rss_en, u8 cos_num, u8 *prio_tc, u16 num_qps) +{ + struct hinic3_cmd_rss_config rss_cfg; + u16 out_size = sizeof(rss_cfg); + struct hinic3_nic_io *nic_io = NULL; + int err; + + /* micro code required: number of TC should be power of 2 */ + if (!hwdev || !prio_tc || (cos_num & (cos_num - 1))) + return -EINVAL; + + nic_io = hinic3_get_service_adapter(hwdev, SERVICE_T_NIC); + memset(&rss_cfg, 0, sizeof(struct hinic3_cmd_rss_config)); + rss_cfg.func_id = hinic3_global_func_id(hwdev); + rss_cfg.rss_en = rss_en; + rss_cfg.rq_priority_number = cos_num ? (u8)ilog2(cos_num) : 0; + rss_cfg.num_qps = num_qps; + + memcpy(rss_cfg.prio_tc, prio_tc, NIC_DCB_UP_MAX); + + err = l2nic_msg_to_mgmt_sync(hwdev, HINIC3_NIC_CMD_RSS_CFG, + &rss_cfg, sizeof(rss_cfg), + &rss_cfg, &out_size); + if (err || !out_size || rss_cfg.msg_head.status) { + nic_err(nic_io->dev_hdl, "Failed to set rss cfg, err: %d, status: 0x%x, out size: 0x%x\n", + err, rss_cfg.msg_head.status, out_size); + return -EINVAL; + } + + return 0; +} + diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_rx.c b/drivers/net/ethernet/huawei/hinic3/hinic3_rx.c new file mode 100644 index 000000000000..a4085334806d --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_rx.c @@ -0,0 +1,1344 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/skbuff.h> +#include <linux/dma-mapping.h> +#include <linux/interrupt.h> +#include <linux/etherdevice.h> +#include <linux/netdevice.h> +#include <linux/device.h> +#include <linux/pci.h> +#include <linux/u64_stats_sync.h> +#include <linux/ip.h> +#include <linux/tcp.h> +#include <linux/sctp.h> +#include <linux/pkt_sched.h> +#include <linux/ipv6.h> +#include <linux/module.h> +#include <linux/compiler.h> + +#include "ossl_knl.h" +#include "hinic3_crm.h" +#include "hinic3_common.h" +#include "hinic3_nic_qp.h" +#include "hinic3_nic_io.h" +#include "hinic3_srv_nic.h" +#include "hinic3_nic_dev.h" +#include "hinic3_rss.h" +#include "hinic3_rx.h" + +static u32 rq_pi_rd_en; +module_param(rq_pi_rd_en, uint, 0644); +MODULE_PARM_DESC(rq_pi_rd_en, "Enable rq read pi from host, defaut update pi by doorbell (default=0)"); + +/* performance: ci addr RTE_CACHE_SIZE(64B) alignment */ +#define HINIC3_RX_HDR_SIZE 256 +#define HINIC3_RX_BUFFER_WRITE 16 + +#define HINIC3_RX_TCP_PKT 0x3 +#define HINIC3_RX_UDP_PKT 0x4 +#define HINIC3_RX_SCTP_PKT 0x7 + +#define HINIC3_RX_IPV4_PKT 0 +#define HINIC3_RX_IPV6_PKT 1 +#define HINIC3_RX_INVALID_IP_TYPE 2 + +#define HINIC3_RX_PKT_FORMAT_NON_TUNNEL 0 +#define HINIC3_RX_PKT_FORMAT_VXLAN 1 + +#define RXQ_STATS_INC(rxq, field) \ +do { \ + u64_stats_update_begin(&(rxq)->rxq_stats.syncp); \ + (rxq)->rxq_stats.field++; \ + u64_stats_update_end(&(rxq)->rxq_stats.syncp); \ +} while (0) + +static bool rx_alloc_mapped_page(struct hinic3_nic_dev *nic_dev, + struct hinic3_rx_info *rx_info) +{ + struct pci_dev *pdev = nic_dev->pdev; + struct page *page = rx_info->page; + dma_addr_t dma = rx_info->buf_dma_addr; + + if (likely(dma)) + return true; + + /* alloc new page for storage */ + page = alloc_pages_node(NUMA_NO_NODE, GFP_ATOMIC | __GFP_COLD | + __GFP_COMP, nic_dev->page_order); + if (unlikely(!page)) + return false; + + /* map page for use */ + dma = dma_map_page(&pdev->dev, page, 0, nic_dev->dma_rx_buff_size, + DMA_FROM_DEVICE); + /* if mapping failed free memory back to system since + * there isn't much point in holding memory we can't use + */ + if (unlikely(dma_mapping_error(&pdev->dev, dma))) { + __free_pages(page, nic_dev->page_order); + return false; + } + + rx_info->page = page; + rx_info->buf_dma_addr = dma; + rx_info->page_offset = 0; + + return true; +} + +static u32 hinic3_rx_fill_wqe(struct hinic3_rxq *rxq) +{ + struct net_device *netdev = rxq->netdev; + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + int rq_wqe_len = rxq->rq->wq.wqebb_size; + struct hinic3_rq_wqe *rq_wqe = NULL; + struct hinic3_rx_info *rx_info = NULL; + u32 i; + + for (i = 0; i < rxq->q_depth; i++) { + rx_info = &rxq->rx_info[i]; + rq_wqe = hinic3_rq_wqe_addr(rxq->rq, (u16)i); + + if (rxq->rq->wqe_type == HINIC3_EXTEND_RQ_WQE) { + /* unit of cqe length is 16B */ + hinic3_set_sge(&rq_wqe->extend_wqe.cqe_sect.sge, + rx_info->cqe_dma, + (sizeof(struct hinic3_rq_cqe) >> + HINIC3_CQE_SIZE_SHIFT)); + /* use fixed len */ + rq_wqe->extend_wqe.buf_desc.sge.len = + nic_dev->rx_buff_len; + } else { + rq_wqe->normal_wqe.cqe_hi_addr = + upper_32_bits(rx_info->cqe_dma); + rq_wqe->normal_wqe.cqe_lo_addr = + lower_32_bits(rx_info->cqe_dma); + } + + hinic3_hw_be32_len(rq_wqe, rq_wqe_len); + rx_info->rq_wqe = rq_wqe; + } + + return i; +} + +static u32 hinic3_rx_fill_buffers(struct hinic3_rxq *rxq) +{ + struct net_device *netdev = rxq->netdev; + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct hinic3_rq_wqe *rq_wqe = NULL; + struct hinic3_rx_info *rx_info = NULL; + dma_addr_t dma_addr; + u32 i, free_wqebbs = rxq->delta - 1; + + for (i = 0; i < free_wqebbs; i++) { + rx_info = &rxq->rx_info[rxq->next_to_update]; + + if (unlikely(!rx_alloc_mapped_page(nic_dev, rx_info))) { + RXQ_STATS_INC(rxq, alloc_rx_buf_err); + break; + } + + dma_addr = rx_info->buf_dma_addr + rx_info->page_offset; + + rq_wqe = rx_info->rq_wqe; + + if (rxq->rq->wqe_type == HINIC3_EXTEND_RQ_WQE) { + rq_wqe->extend_wqe.buf_desc.sge.hi_addr = + hinic3_hw_be32(upper_32_bits(dma_addr)); + rq_wqe->extend_wqe.buf_desc.sge.lo_addr = + hinic3_hw_be32(lower_32_bits(dma_addr)); + } else { + rq_wqe->normal_wqe.buf_hi_addr = + hinic3_hw_be32(upper_32_bits(dma_addr)); + rq_wqe->normal_wqe.buf_lo_addr = + hinic3_hw_be32(lower_32_bits(dma_addr)); + } + rxq->next_to_update = (u16)((rxq->next_to_update + 1) & rxq->q_mask); + } + + if (likely(i)) { + if (!rq_pi_rd_en) { + hinic3_write_db(rxq->rq, + rxq->q_id & (NIC_DCB_COS_MAX - 1), + RQ_CFLAG_DP, + (u16)((u32)rxq->next_to_update << + rxq->rq->wqe_type)); + } else { + /* Write all the wqes before pi update */ + wmb(); + + hinic3_update_rq_hw_pi(rxq->rq, rxq->next_to_update); + } + rxq->delta -= i; + rxq->next_to_alloc = rxq->next_to_update; + } else if (free_wqebbs == rxq->q_depth - 1) { + RXQ_STATS_INC(rxq, rx_buf_empty); + } + + return i; +} + +static u32 hinic3_rx_alloc_buffers(struct hinic3_nic_dev *nic_dev, u32 rq_depth, + struct hinic3_rx_info *rx_info_arr) +{ + u32 free_wqebbs = rq_depth - 1; + u32 idx; + + for (idx = 0; idx < free_wqebbs; idx++) { + if (!rx_alloc_mapped_page(nic_dev, &rx_info_arr[idx])) + break; + } + + return idx; +} + +static void hinic3_rx_free_buffers(struct hinic3_nic_dev *nic_dev, u32 q_depth, + struct hinic3_rx_info *rx_info_arr) +{ + struct hinic3_rx_info *rx_info = NULL; + u32 i; + + /* Free all the Rx ring sk_buffs */ + for (i = 0; i < q_depth; i++) { + rx_info = &rx_info_arr[i]; + + if (rx_info->buf_dma_addr) { + dma_unmap_page(&nic_dev->pdev->dev, + rx_info->buf_dma_addr, + nic_dev->dma_rx_buff_size, + DMA_FROM_DEVICE); + rx_info->buf_dma_addr = 0; + } + + if (rx_info->page) { + __free_pages(rx_info->page, nic_dev->page_order); + rx_info->page = NULL; + } + } +} + +static void hinic3_reuse_rx_page(struct hinic3_rxq *rxq, + struct hinic3_rx_info *old_rx_info) +{ + struct hinic3_rx_info *new_rx_info; + u16 nta = rxq->next_to_alloc; + + new_rx_info = &rxq->rx_info[nta]; + + /* update, and store next to alloc */ + nta++; + rxq->next_to_alloc = (nta < rxq->q_depth) ? nta : 0; + + new_rx_info->page = old_rx_info->page; + new_rx_info->page_offset = old_rx_info->page_offset; + new_rx_info->buf_dma_addr = old_rx_info->buf_dma_addr; + + /* sync the buffer for use by the device */ + dma_sync_single_range_for_device(rxq->dev, new_rx_info->buf_dma_addr, + new_rx_info->page_offset, + rxq->buf_len, + DMA_FROM_DEVICE); +} + +static bool hinic3_add_rx_frag(struct hinic3_rxq *rxq, + struct hinic3_rx_info *rx_info, + struct sk_buff *skb, u32 size) +{ + struct page *page; + u8 *va; + + page = rx_info->page; + va = (u8 *)page_address(page) + rx_info->page_offset; + prefetch(va); +#if L1_CACHE_BYTES < 128 + prefetch(va + L1_CACHE_BYTES); +#endif + + dma_sync_single_range_for_cpu(rxq->dev, + rx_info->buf_dma_addr, + rx_info->page_offset, + rxq->buf_len, + DMA_FROM_DEVICE); + + if (size <= HINIC3_RX_HDR_SIZE && !skb_is_nonlinear(skb)) { + memcpy(__skb_put(skb, size), va, + ALIGN(size, sizeof(long))); /*lint !e666*/ + + /* page is not reserved, we can reuse buffer as-is */ + if (likely(page_to_nid(page) == numa_node_id())) + return true; + + /* this page cannot be reused so discard it */ + put_page(page); + return false; + } + + skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, + (int)rx_info->page_offset, (int)size, rxq->buf_len); + + /* avoid re-using remote pages */ + if (unlikely(page_to_nid(page) != numa_node_id())) + return false; + + /* if we are only owner of page we can reuse it */ + if (unlikely(page_count(page) != 1)) + return false; + + /* flip page offset to other buffer */ + rx_info->page_offset ^= rxq->buf_len; + get_page(page); + + return true; +} + +static void packaging_skb(struct hinic3_rxq *rxq, struct sk_buff *head_skb, + u8 sge_num, u32 pkt_len) +{ + struct hinic3_rx_info *rx_info = NULL; + struct sk_buff *skb = NULL; + u8 frag_num = 0; + u32 size; + u32 sw_ci; + u32 temp_pkt_len = pkt_len; + u8 temp_sge_num = sge_num; + + sw_ci = rxq->cons_idx & rxq->q_mask; + skb = head_skb; + while (temp_sge_num) { + rx_info = &rxq->rx_info[sw_ci]; + sw_ci = (sw_ci + 1) & rxq->q_mask; + if (unlikely(temp_pkt_len > rxq->buf_len)) { + size = rxq->buf_len; + temp_pkt_len -= rxq->buf_len; + } else { + size = temp_pkt_len; + } + + if (unlikely(frag_num == MAX_SKB_FRAGS)) { + frag_num = 0; + if (skb == head_skb) + skb = skb_shinfo(skb)->frag_list; + else + skb = skb->next; + } + + if (unlikely(skb != head_skb)) { + head_skb->len += size; + head_skb->data_len += size; + head_skb->truesize += rxq->buf_len; + } + + if (likely(hinic3_add_rx_frag(rxq, rx_info, skb, size))) { + hinic3_reuse_rx_page(rxq, rx_info); + } else { + /* we are not reusing the buffer so unmap it */ + dma_unmap_page(rxq->dev, rx_info->buf_dma_addr, + rxq->dma_rx_buff_size, DMA_FROM_DEVICE); + } + /* clear contents of buffer_info */ + rx_info->buf_dma_addr = 0; + rx_info->page = NULL; + temp_sge_num--; + frag_num++; + } +} + +#define HINIC3_GET_SGE_NUM(pkt_len, rxq) \ + ((u8)(((pkt_len) >> (rxq)->rx_buff_shift) + \ + (((pkt_len) & ((rxq)->buf_len - 1)) ? 1 : 0))) + +static struct sk_buff *hinic3_fetch_rx_buffer(struct hinic3_rxq *rxq, + u32 pkt_len) +{ + struct sk_buff *head_skb = NULL; + struct sk_buff *cur_skb = NULL; + struct sk_buff *skb = NULL; + struct net_device *netdev = rxq->netdev; + u8 sge_num, skb_num; + u16 wqebb_cnt = 0; + + head_skb = netdev_alloc_skb_ip_align(netdev, HINIC3_RX_HDR_SIZE); + if (unlikely(!head_skb)) + return NULL; + + sge_num = HINIC3_GET_SGE_NUM(pkt_len, rxq); + if (likely(sge_num <= MAX_SKB_FRAGS)) + skb_num = 1; + else + skb_num = (sge_num / MAX_SKB_FRAGS) + + ((sge_num % MAX_SKB_FRAGS) ? 1 : 0); + + while (unlikely(skb_num > 1)) { + cur_skb = netdev_alloc_skb_ip_align(netdev, HINIC3_RX_HDR_SIZE); + if (unlikely(!cur_skb)) + goto alloc_skb_fail; + + if (!skb) { + skb_shinfo(head_skb)->frag_list = cur_skb; + skb = cur_skb; + } else { + skb->next = cur_skb; + skb = cur_skb; + } + + skb_num--; + } + + prefetchw(head_skb->data); + wqebb_cnt = sge_num; + + packaging_skb(rxq, head_skb, sge_num, pkt_len); + + rxq->cons_idx += wqebb_cnt; + rxq->delta += wqebb_cnt; + + return head_skb; + +alloc_skb_fail: + dev_kfree_skb_any(head_skb); + return NULL; +} + +void hinic3_rxq_get_stats(struct hinic3_rxq *rxq, + struct hinic3_rxq_stats *stats) +{ + struct hinic3_rxq_stats *rxq_stats = &rxq->rxq_stats; + unsigned int start; + + u64_stats_update_begin(&stats->syncp); + do { + start = u64_stats_fetch_begin(&rxq_stats->syncp); + stats->bytes = rxq_stats->bytes; + stats->packets = rxq_stats->packets; + stats->errors = rxq_stats->csum_errors + + rxq_stats->other_errors; + stats->csum_errors = rxq_stats->csum_errors; + stats->other_errors = rxq_stats->other_errors; + stats->dropped = rxq_stats->dropped; + stats->xdp_dropped = rxq_stats->xdp_dropped; + stats->rx_buf_empty = rxq_stats->rx_buf_empty; + } while (u64_stats_fetch_retry(&rxq_stats->syncp, start)); + u64_stats_update_end(&stats->syncp); +} + +void hinic3_rxq_clean_stats(struct hinic3_rxq_stats *rxq_stats) +{ + u64_stats_update_begin(&rxq_stats->syncp); + rxq_stats->bytes = 0; + rxq_stats->packets = 0; + rxq_stats->errors = 0; + rxq_stats->csum_errors = 0; + rxq_stats->other_errors = 0; + rxq_stats->dropped = 0; + rxq_stats->xdp_dropped = 0; + rxq_stats->rx_buf_empty = 0; + + rxq_stats->alloc_skb_err = 0; + rxq_stats->alloc_rx_buf_err = 0; + rxq_stats->xdp_large_pkt = 0; + rxq_stats->restore_drop_sge = 0; + rxq_stats->rsvd2 = 0; + u64_stats_update_end(&rxq_stats->syncp); +} + +static void rxq_stats_init(struct hinic3_rxq *rxq) +{ + struct hinic3_rxq_stats *rxq_stats = &rxq->rxq_stats; + + u64_stats_init(&rxq_stats->syncp); + hinic3_rxq_clean_stats(rxq_stats); +} + +#ifndef HAVE_ETH_GET_HEADLEN_FUNC +static unsigned int hinic3_eth_get_headlen(unsigned char *data, unsigned int max_len) +{ +#define IP_FRAG_OFFSET 0x1FFF +#define FCOE_HLEN 38 +#define ETH_P_8021_AD 0x88A8 +#define ETH_P_8021_Q 0x8100 +#define TCP_HEAD_OFFSET 12 + union { + unsigned char *data; + struct ethhdr *eth; + struct vlan_ethhdr *vlan; + struct iphdr *ipv4; + struct ipv6hdr *ipv6; + } hdr; + u16 protocol; + u8 nexthdr = 0; + u8 hlen; + + if (unlikely(max_len < ETH_HLEN)) + return max_len; + + hdr.data = data; + protocol = hdr.eth->h_proto; + + /* L2 header */ + /*lint -save -e778*/ + if (protocol == __constant_htons(ETH_P_8021_AD) || + protocol == __constant_htons(ETH_P_8021_Q)) { /*lint -restore*/ + if (unlikely(max_len < ETH_HLEN + VLAN_HLEN)) + return max_len; + + /* L3 protocol */ + protocol = hdr.vlan->h_vlan_encapsulated_proto; + hdr.data += sizeof(struct vlan_ethhdr); + } else { + hdr.data += ETH_HLEN; + } + + /* L3 header */ + /*lint -save -e778*/ + switch (protocol) { + case __constant_htons(ETH_P_IP): /*lint -restore*/ + if ((int)(hdr.data - data) > + (int)(max_len - sizeof(struct iphdr))) + return max_len; + + /* L3 header length = (1st byte & 0x0F) << 2 */ + hlen = (hdr.data[0] & 0x0F) << 2; + + if (hlen < sizeof(struct iphdr)) + return (unsigned int)(hdr.data - data); + + if (!(hdr.ipv4->frag_off & htons(IP_FRAG_OFFSET))) + nexthdr = hdr.ipv4->protocol; + + hdr.data += hlen; + break; + + case __constant_htons(ETH_P_IPV6): + if ((int)(hdr.data - data) > + (int)(max_len - sizeof(struct ipv6hdr))) + return max_len; + /* L4 protocol */ + nexthdr = hdr.ipv6->nexthdr; + hdr.data += sizeof(struct ipv6hdr); + break; + + case __constant_htons(ETH_P_FCOE): + hdr.data += FCOE_HLEN; + break; + + default: + return (unsigned int)(hdr.data - data); + } + + /* L4 header */ + switch (nexthdr) { + case IPPROTO_TCP: + if ((int)(hdr.data - data) > + (int)(max_len - sizeof(struct tcphdr))) + return max_len; + + /* L4 header length = (13st byte & 0xF0) >> 2 */ + if (((hdr.data[TCP_HEAD_OFFSET] & 0xF0) >> + HINIC3_HEADER_DATA_UNIT) > sizeof(struct tcphdr)) + hdr.data += ((hdr.data[TCP_HEAD_OFFSET] & 0xF0) >> + HINIC3_HEADER_DATA_UNIT); + else + hdr.data += sizeof(struct tcphdr); + break; + case IPPROTO_UDP: + case IPPROTO_UDPLITE: + hdr.data += sizeof(struct udphdr); + break; + + case IPPROTO_SCTP: + hdr.data += sizeof(struct sctphdr); + break; + default: + break; + } + + if ((hdr.data - data) > max_len) + return max_len; + else + return (unsigned int)(hdr.data - data); +} +#endif + +static void hinic3_pull_tail(struct sk_buff *skb) +{ + skb_frag_t *frag = &skb_shinfo(skb)->frags[0]; + unsigned char *va = NULL; + unsigned int pull_len; + + /* it is valid to use page_address instead of kmap since we are + * working with pages allocated out of the lomem pool per + * alloc_page(GFP_ATOMIC) + */ + va = skb_frag_address(frag); + +#ifdef HAVE_ETH_GET_HEADLEN_FUNC + /* we need the header to contain the greater of either ETH_HLEN or + * 60 bytes if the skb->len is less than 60 for skb_pad. + */ +#ifdef ETH_GET_HEADLEN_NEED_DEV + pull_len = eth_get_headlen(skb->dev, va, HINIC3_RX_HDR_SIZE); +#else + pull_len = eth_get_headlen(va, HINIC3_RX_HDR_SIZE); +#endif + +#else + pull_len = hinic3_eth_get_headlen(va, HINIC3_RX_HDR_SIZE); +#endif + + /* align pull length to size of long to optimize memcpy performance */ + skb_copy_to_linear_data(skb, va, ALIGN(pull_len, sizeof(long))); + + /* update all of the pointers */ + skb_frag_size_sub(frag, (int)pull_len); + skb_frag_off_add(frag, (int)pull_len); + + skb->data_len -= pull_len; + skb->tail += pull_len; +} + +static void hinic3_rx_csum(struct hinic3_rxq *rxq, u32 offload_type, + u32 status, struct sk_buff *skb) +{ + struct net_device *netdev = rxq->netdev; + u32 pkt_type = HINIC3_GET_RX_PKT_TYPE(offload_type); + u32 ip_type = HINIC3_GET_RX_IP_TYPE(offload_type); + u32 pkt_fmt = HINIC3_GET_RX_TUNNEL_PKT_FORMAT(offload_type); + + u32 csum_err; + + csum_err = HINIC3_GET_RX_CSUM_ERR(status); + if (unlikely(csum_err == HINIC3_RX_CSUM_IPSU_OTHER_ERR)) + rxq->rxq_stats.other_errors++; + + if (!(netdev->features & NETIF_F_RXCSUM)) + return; + + if (unlikely(csum_err)) { + /* pkt type is recognized by HW, and csum is wrong */ + if (!(csum_err & (HINIC3_RX_CSUM_HW_CHECK_NONE | + HINIC3_RX_CSUM_IPSU_OTHER_ERR))) + rxq->rxq_stats.csum_errors++; + skb->ip_summed = CHECKSUM_NONE; + return; + } + + if (ip_type == HINIC3_RX_INVALID_IP_TYPE || + !(pkt_fmt == HINIC3_RX_PKT_FORMAT_NON_TUNNEL || + pkt_fmt == HINIC3_RX_PKT_FORMAT_VXLAN)) { + skb->ip_summed = CHECKSUM_NONE; + return; + } + + switch (pkt_type) { + case HINIC3_RX_TCP_PKT: + case HINIC3_RX_UDP_PKT: + case HINIC3_RX_SCTP_PKT: + skb->ip_summed = CHECKSUM_UNNECESSARY; + break; + default: + skb->ip_summed = CHECKSUM_NONE; + break; + } +} + +#ifdef HAVE_SKBUFF_CSUM_LEVEL +static void hinic3_rx_gro(struct hinic3_rxq *rxq, u32 offload_type, + struct sk_buff *skb) +{ + struct net_device *netdev = rxq->netdev; + bool l2_tunnel = false; + + if (!(netdev->features & NETIF_F_GRO)) + return; + + l2_tunnel = + HINIC3_GET_RX_TUNNEL_PKT_FORMAT(offload_type) == + HINIC3_RX_PKT_FORMAT_VXLAN ? 1 : 0; + if (l2_tunnel && skb->ip_summed == CHECKSUM_UNNECESSARY) + /* If we checked the outer header let the stack know */ + skb->csum_level = 1; +} +#endif /* HAVE_SKBUFF_CSUM_LEVEL */ + +static void hinic3_copy_lp_data(struct hinic3_nic_dev *nic_dev, + struct sk_buff *skb) +{ + struct net_device *netdev = nic_dev->netdev; + u8 *lb_buf = nic_dev->lb_test_rx_buf; + void *frag_data = NULL; + int lb_len = nic_dev->lb_pkt_len; + int pkt_offset, frag_len, i; + + if (nic_dev->lb_test_rx_idx == LP_PKT_CNT) { + nic_dev->lb_test_rx_idx = 0; + nicif_warn(nic_dev, rx_err, netdev, "Loopback test warning, receive too many test pkts\n"); + } + + if (skb->len != nic_dev->lb_pkt_len) { + nicif_warn(nic_dev, rx_err, netdev, "Wrong packet length\n"); + nic_dev->lb_test_rx_idx++; + return; + } + + pkt_offset = nic_dev->lb_test_rx_idx * lb_len; + frag_len = (int)skb_headlen(skb); + memcpy(lb_buf + pkt_offset, skb->data, (size_t)(u32)frag_len); + + pkt_offset += frag_len; + for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { + frag_data = skb_frag_address(&skb_shinfo(skb)->frags[i]); + frag_len = (int)skb_frag_size(&skb_shinfo(skb)->frags[i]); + memcpy(lb_buf + pkt_offset, frag_data, (size_t)(u32)frag_len); + + pkt_offset += frag_len; + } + nic_dev->lb_test_rx_idx++; +} + +static inline void hinic3_lro_set_gso_params(struct sk_buff *skb, u16 num_lro) +{ + struct ethhdr *eth = (struct ethhdr *)(skb->data); + __be16 proto; + + proto = __vlan_get_protocol(skb, eth->h_proto, NULL); + + skb_shinfo(skb)->gso_size = (u16)DIV_ROUND_UP((skb->len - skb_headlen(skb)), num_lro); + skb_shinfo(skb)->gso_type = (proto == htons(ETH_P_IP)) ? SKB_GSO_TCPV4 : SKB_GSO_TCPV6; + skb_shinfo(skb)->gso_segs = num_lro; +} + +#ifdef HAVE_XDP_SUPPORT +enum hinic3_xdp_pkt { + HINIC3_XDP_PKT_PASS, + HINIC3_XDP_PKT_DROP, +}; + +static void update_drop_rx_info(struct hinic3_rxq *rxq, u16 weqbb_num) +{ + struct hinic3_rx_info *rx_info = NULL; + + while (weqbb_num) { + rx_info = &rxq->rx_info[rxq->cons_idx & rxq->q_mask]; + if (likely(page_to_nid(rx_info->page) == numa_node_id())) + hinic3_reuse_rx_page(rxq, rx_info); + + rx_info->buf_dma_addr = 0; + rx_info->page = NULL; + rxq->cons_idx++; + rxq->delta++; + + weqbb_num--; + } +} + +int hinic3_run_xdp(struct hinic3_rxq *rxq, u32 pkt_len) +{ + struct bpf_prog *xdp_prog = NULL; + struct hinic3_rx_info *rx_info = NULL; + struct xdp_buff xdp; + int result = HINIC3_XDP_PKT_PASS; + u16 weqbb_num = 1; /* xdp can only use one rx_buff */ + u8 *va = NULL; + u32 act; + + rcu_read_lock(); + xdp_prog = READ_ONCE(rxq->xdp_prog); + if (!xdp_prog) + goto unlock_rcu; + + if (unlikely(pkt_len > rxq->buf_len)) { + RXQ_STATS_INC(rxq, xdp_large_pkt); + weqbb_num = (u16)(pkt_len >> rxq->rx_buff_shift) + + ((pkt_len & (rxq->buf_len - 1)) ? 1 : 0); + result = HINIC3_XDP_PKT_DROP; + goto xdp_out; + } + + rx_info = &rxq->rx_info[rxq->cons_idx & rxq->q_mask]; + va = (u8 *)page_address(rx_info->page) + rx_info->page_offset; + prefetch(va); + dma_sync_single_range_for_cpu(rxq->dev, rx_info->buf_dma_addr, + rx_info->page_offset, + rxq->buf_len, DMA_FROM_DEVICE); + xdp.data = va; + xdp.data_hard_start = xdp.data; + xdp.data_end = xdp.data + pkt_len; +#ifdef HAVE_XDP_FRAME_SZ + xdp.frame_sz = rxq->buf_len; +#endif +#ifdef HAVE_XDP_DATA_META + xdp_set_data_meta_invalid(&xdp); +#endif + prefetchw(xdp.data_hard_start); + act = bpf_prog_run_xdp(xdp_prog, &xdp); + switch (act) { + case XDP_PASS: + break; + case XDP_DROP: + result = HINIC3_XDP_PKT_DROP; + break; + default: + result = HINIC3_XDP_PKT_DROP; + bpf_warn_invalid_xdp_action(act); + } + +xdp_out: + if (result == HINIC3_XDP_PKT_DROP) { + RXQ_STATS_INC(rxq, xdp_dropped); + update_drop_rx_info(rxq, weqbb_num); + } + +unlock_rcu: + rcu_read_unlock(); + + return result; +} +#endif + +static int recv_one_pkt(struct hinic3_rxq *rxq, struct hinic3_rq_cqe *rx_cqe, + u32 pkt_len, u32 vlan_len, u32 status) +{ + struct sk_buff *skb; + struct net_device *netdev = rxq->netdev; + u32 offload_type; + u16 num_lro; + struct hinic3_nic_dev *nic_dev = netdev_priv(rxq->netdev); + +#ifdef HAVE_XDP_SUPPORT + u32 xdp_status; + + xdp_status = hinic3_run_xdp(rxq, pkt_len); + if (xdp_status == HINIC3_XDP_PKT_DROP) + return 0; +#endif + + skb = hinic3_fetch_rx_buffer(rxq, pkt_len); + if (unlikely(!skb)) { + RXQ_STATS_INC(rxq, alloc_skb_err); + return -ENOMEM; + } + + /* place header in linear portion of buffer */ + if (skb_is_nonlinear(skb)) + hinic3_pull_tail(skb); + + offload_type = hinic3_hw_cpu32(rx_cqe->offload_type); + hinic3_rx_csum(rxq, offload_type, status, skb); + +#ifdef HAVE_SKBUFF_CSUM_LEVEL + hinic3_rx_gro(rxq, offload_type, skb); +#endif + +#if defined(NETIF_F_HW_VLAN_CTAG_RX) + if ((netdev->features & NETIF_F_HW_VLAN_CTAG_RX) && + HINIC3_GET_RX_VLAN_OFFLOAD_EN(offload_type)) { +#else + if ((netdev->features & NETIF_F_HW_VLAN_RX) && + HINIC3_GET_RX_VLAN_OFFLOAD_EN(offload_type)) { +#endif + u16 vid = HINIC3_GET_RX_VLAN_TAG(vlan_len); + + /* if the packet is a vlan pkt, the vid may be 0 */ + __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vid); + } + + if (unlikely(test_bit(HINIC3_LP_TEST, &nic_dev->flags))) + hinic3_copy_lp_data(nic_dev, skb); + + num_lro = HINIC3_GET_RX_NUM_LRO(status); + if (num_lro) + hinic3_lro_set_gso_params(skb, num_lro); + + skb_record_rx_queue(skb, rxq->q_id); + skb->protocol = eth_type_trans(skb, netdev); + + if (skb_has_frag_list(skb)) { +#ifdef HAVE_NAPI_GRO_FLUSH_OLD + napi_gro_flush(&rxq->irq_cfg->napi, false); +#else + napi_gro_flush(&rxq->irq_cfg->napi); +#endif + netif_receive_skb(skb); + } else { + napi_gro_receive(&rxq->irq_cfg->napi, skb); + } + + return 0; +} + +#define LRO_PKT_HDR_LEN_IPV4 66 +#define LRO_PKT_HDR_LEN_IPV6 86 +#define LRO_PKT_HDR_LEN(cqe) \ + (HINIC3_GET_RX_IP_TYPE(hinic3_hw_cpu32((cqe)->offload_type)) == \ + HINIC3_RX_IPV6_PKT ? LRO_PKT_HDR_LEN_IPV6 : LRO_PKT_HDR_LEN_IPV4) + +int hinic3_rx_poll(struct hinic3_rxq *rxq, int budget) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(rxq->netdev); + u32 sw_ci, status, pkt_len, vlan_len, dropped = 0; + struct hinic3_rq_cqe *rx_cqe = NULL; + u64 rx_bytes = 0; + u16 num_lro; + int pkts = 0, nr_pkts = 0; + u16 num_wqe = 0; + + while (likely(pkts < budget)) { + sw_ci = rxq->cons_idx & rxq->q_mask; + rx_cqe = rxq->rx_info[sw_ci].cqe; + status = hinic3_hw_cpu32(rx_cqe->status); + if (!HINIC3_GET_RX_DONE(status)) + break; + + /* make sure we read rx_done before packet length */ + rmb(); + + vlan_len = hinic3_hw_cpu32(rx_cqe->vlan_len); + pkt_len = HINIC3_GET_RX_PKT_LEN(vlan_len); + if (recv_one_pkt(rxq, rx_cqe, pkt_len, vlan_len, status)) + break; + + rx_bytes += pkt_len; + pkts++; + nr_pkts++; + + num_lro = HINIC3_GET_RX_NUM_LRO(status); + if (num_lro) { + rx_bytes += ((num_lro - 1) * LRO_PKT_HDR_LEN(rx_cqe)); + + num_wqe += HINIC3_GET_SGE_NUM(pkt_len, rxq); + } + + rx_cqe->status = 0; + + if (num_wqe >= nic_dev->lro_replenish_thld) + break; + } + + if (rxq->delta >= HINIC3_RX_BUFFER_WRITE) + hinic3_rx_fill_buffers(rxq); + + u64_stats_update_begin(&rxq->rxq_stats.syncp); + rxq->rxq_stats.packets += (u64)(u32)nr_pkts; + rxq->rxq_stats.bytes += rx_bytes; + rxq->rxq_stats.dropped += (u64)dropped; + u64_stats_update_end(&rxq->rxq_stats.syncp); + return pkts; +} + +int hinic3_alloc_rxqs_res(struct hinic3_nic_dev *nic_dev, u16 num_rq, + u32 rq_depth, struct hinic3_dyna_rxq_res *rxqs_res) +{ + struct hinic3_dyna_rxq_res *rqres = NULL; + u64 cqe_mem_size = sizeof(struct hinic3_rq_cqe) * rq_depth; + int idx, i; + u32 pkts; + u64 size; + + for (idx = 0; idx < num_rq; idx++) { + rqres = &rxqs_res[idx]; + size = sizeof(*rqres->rx_info) * rq_depth; + rqres->rx_info = kzalloc(size, GFP_KERNEL); + if (!rqres->rx_info) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc rxq%d rx info\n", idx); + goto err_out; + } + + rqres->cqe_start_vaddr = + dma_zalloc_coherent(&nic_dev->pdev->dev, cqe_mem_size, + &rqres->cqe_start_paddr, + GFP_KERNEL); + if (!rqres->cqe_start_vaddr) { + kfree(rqres->rx_info); + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc rxq%d cqe\n", idx); + goto err_out; + } + + pkts = hinic3_rx_alloc_buffers(nic_dev, rq_depth, + rqres->rx_info); + if (!pkts) { + dma_free_coherent(&nic_dev->pdev->dev, cqe_mem_size, + rqres->cqe_start_vaddr, + rqres->cqe_start_paddr); + kfree(rqres->rx_info); + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc rxq%d rx buffers\n", idx); + goto err_out; + } + rqres->next_to_alloc = (u16)pkts; + } + return 0; + +err_out: + for (i = 0; i < idx; i++) { + rqres = &rxqs_res[i]; + + hinic3_rx_free_buffers(nic_dev, rq_depth, rqres->rx_info); + dma_free_coherent(&nic_dev->pdev->dev, cqe_mem_size, + rqres->cqe_start_vaddr, + rqres->cqe_start_paddr); + kfree(rqres->rx_info); + } + + return -ENOMEM; +} + +void hinic3_free_rxqs_res(struct hinic3_nic_dev *nic_dev, u16 num_rq, + u32 rq_depth, struct hinic3_dyna_rxq_res *rxqs_res) +{ + struct hinic3_dyna_rxq_res *rqres = NULL; + u64 cqe_mem_size = sizeof(struct hinic3_rq_cqe) * rq_depth; + int idx; + + for (idx = 0; idx < num_rq; idx++) { + rqres = &rxqs_res[idx]; + + hinic3_rx_free_buffers(nic_dev, rq_depth, rqres->rx_info); + dma_free_coherent(&nic_dev->pdev->dev, cqe_mem_size, + rqres->cqe_start_vaddr, + rqres->cqe_start_paddr); + kfree(rqres->rx_info); + } +} + +int hinic3_configure_rxqs(struct hinic3_nic_dev *nic_dev, u16 num_rq, + u32 rq_depth, struct hinic3_dyna_rxq_res *rxqs_res) +{ + struct hinic3_dyna_rxq_res *rqres = NULL; + struct irq_info *msix_entry = NULL; + struct hinic3_rxq *rxq = NULL; + struct hinic3_rq_cqe *cqe_va = NULL; + dma_addr_t cqe_pa; + u16 q_id; + u32 idx; + u32 pkts; + + nic_dev->rxq_get_err_times = 0; + for (q_id = 0; q_id < num_rq; q_id++) { + rxq = &nic_dev->rxqs[q_id]; + rqres = &rxqs_res[q_id]; + msix_entry = &nic_dev->qps_irq_info[q_id]; + + rxq->irq_id = msix_entry->irq_id; + rxq->msix_entry_idx = msix_entry->msix_entry_idx; + rxq->next_to_update = 0; + rxq->next_to_alloc = rqres->next_to_alloc; + rxq->q_depth = rq_depth; + rxq->delta = rxq->q_depth; + rxq->q_mask = rxq->q_depth - 1; + rxq->cons_idx = 0; + + rxq->last_sw_pi = rxq->q_depth - 1; + rxq->last_sw_ci = 0; + rxq->last_hw_ci = 0; + rxq->rx_check_err_cnt = 0; + rxq->rxq_print_times = 0; + rxq->last_packets = 0; + rxq->restore_buf_num = 0; + + rxq->rx_info = rqres->rx_info; + + /* fill cqe */ + cqe_va = (struct hinic3_rq_cqe *)rqres->cqe_start_vaddr; + cqe_pa = rqres->cqe_start_paddr; + for (idx = 0; idx < rq_depth; idx++) { + rxq->rx_info[idx].cqe = cqe_va; + rxq->rx_info[idx].cqe_dma = cqe_pa; + cqe_va++; + cqe_pa += sizeof(*rxq->rx_info->cqe); + } + + rxq->rq = hinic3_get_nic_queue(nic_dev->hwdev, rxq->q_id, + HINIC3_RQ); + if (!rxq->rq) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to get rq\n"); + return -EINVAL; + } + + pkts = hinic3_rx_fill_wqe(rxq); + if (pkts != rxq->q_depth) { + nicif_err(nic_dev, drv, nic_dev->netdev, "Failed to fill rx wqe\n"); + return -EFAULT; + } + + pkts = hinic3_rx_fill_buffers(rxq); + if (!pkts) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to fill Rx buffer\n"); + return -ENOMEM; + } + } + + return 0; +} + +void hinic3_free_rxqs(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + kfree(nic_dev->rxqs); +} + +int hinic3_alloc_rxqs(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct pci_dev *pdev = nic_dev->pdev; + struct hinic3_rxq *rxq = NULL; + u16 num_rxqs = nic_dev->max_qps; + u16 q_id; + u64 rxq_size; + + rxq_size = num_rxqs * sizeof(*nic_dev->rxqs); + if (!rxq_size) { + nic_err(&pdev->dev, "Cannot allocate zero size rxqs\n"); + return -EINVAL; + } + + nic_dev->rxqs = kzalloc(rxq_size, GFP_KERNEL); + if (!nic_dev->rxqs) { + nic_err(&pdev->dev, "Failed to allocate rxqs\n"); + return -ENOMEM; + } + + for (q_id = 0; q_id < num_rxqs; q_id++) { + rxq = &nic_dev->rxqs[q_id]; + rxq->netdev = netdev; + rxq->dev = &pdev->dev; + rxq->q_id = q_id; + rxq->buf_len = nic_dev->rx_buff_len; + rxq->rx_buff_shift = (u32)ilog2(nic_dev->rx_buff_len); + rxq->dma_rx_buff_size = nic_dev->dma_rx_buff_size; + rxq->q_depth = nic_dev->q_params.rq_depth; + rxq->q_mask = nic_dev->q_params.rq_depth - 1; + + rxq_stats_init(rxq); + } + + return 0; +} + +int hinic3_rx_configure(struct net_device *netdev, u8 dcb_en) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u8 rq2iq_map[HINIC3_MAX_NUM_RQ]; + int err; + + /* Set all rq mapping to all iq in default */ + + memset(rq2iq_map, 0xFF, sizeof(rq2iq_map)); + + if (test_bit(HINIC3_RSS_ENABLE, &nic_dev->flags)) { + err = hinic3_rss_init(nic_dev, rq2iq_map, sizeof(rq2iq_map), dcb_en); + if (err) { + nicif_err(nic_dev, drv, netdev, "Failed to init rss\n"); + return -EFAULT; + } + } + + return 0; +} + +void hinic3_rx_remove_configure(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + if (test_bit(HINIC3_RSS_ENABLE, &nic_dev->flags)) + hinic3_rss_deinit(nic_dev); +} + +int rxq_restore(struct hinic3_nic_dev *nic_dev, u16 q_id, u16 hw_ci) +{ + struct hinic3_rxq *rxq = &nic_dev->rxqs[q_id]; + struct hinic3_rq_wqe *rq_wqe = NULL; + struct hinic3_rx_info *rx_info = NULL; + dma_addr_t dma_addr; + u32 free_wqebbs = rxq->delta - rxq->restore_buf_num; + u32 buff_pi; + u32 i; + int err; + + if (rxq->delta < rxq->restore_buf_num) + return -EINVAL; + + if (rxq->restore_buf_num == 0) /* start restore process */ + rxq->restore_pi = rxq->next_to_update; + + buff_pi = rxq->restore_pi; + + if ((((rxq->cons_idx & rxq->q_mask) + rxq->q_depth - + rxq->next_to_update) % rxq->q_depth) != rxq->delta) + return -EINVAL; + + for (i = 0; i < free_wqebbs; i++) { + rx_info = &rxq->rx_info[buff_pi]; + + if (unlikely(!rx_alloc_mapped_page(nic_dev, rx_info))) { + RXQ_STATS_INC(rxq, alloc_rx_buf_err); + rxq->restore_pi = (u16)((rxq->restore_pi + i) & rxq->q_mask); + return -ENOMEM; + } + + dma_addr = rx_info->buf_dma_addr + rx_info->page_offset; + + rq_wqe = rx_info->rq_wqe; + + if (rxq->rq->wqe_type == HINIC3_EXTEND_RQ_WQE) { + rq_wqe->extend_wqe.buf_desc.sge.hi_addr = + hinic3_hw_be32(upper_32_bits(dma_addr)); + rq_wqe->extend_wqe.buf_desc.sge.lo_addr = + hinic3_hw_be32(lower_32_bits(dma_addr)); + } else { + rq_wqe->normal_wqe.buf_hi_addr = + hinic3_hw_be32(upper_32_bits(dma_addr)); + rq_wqe->normal_wqe.buf_lo_addr = + hinic3_hw_be32(lower_32_bits(dma_addr)); + } + buff_pi = (u16)((buff_pi + 1) & rxq->q_mask); + rxq->restore_buf_num++; + } + + nic_info(&nic_dev->pdev->dev, "rxq %u restore_buf_num:%u\n", q_id, rxq->restore_buf_num); + + rx_info = &rxq->rx_info[(hw_ci + rxq->q_depth - 1) & rxq->q_mask]; + if (rx_info->buf_dma_addr) { + dma_unmap_page(&nic_dev->pdev->dev, rx_info->buf_dma_addr, + nic_dev->dma_rx_buff_size, DMA_FROM_DEVICE); + rx_info->buf_dma_addr = 0; + } + + if (rx_info->page) { + __free_pages(rx_info->page, nic_dev->page_order); + rx_info->page = NULL; + } + + rxq->delta = 1; + rxq->next_to_update = (u16)((hw_ci + rxq->q_depth - 1) & rxq->q_mask); + rxq->cons_idx = (u16)((rxq->next_to_update + 1) & rxq->q_mask); + rxq->restore_buf_num = 0; + rxq->next_to_alloc = rxq->next_to_update; + + for (i = 0; i < rxq->q_depth; i++) { + if (!HINIC3_GET_RX_DONE(hinic3_hw_cpu32(rxq->rx_info[i].cqe->status))) + continue; + + RXQ_STATS_INC(rxq, restore_drop_sge); + rxq->rx_info[i].cqe->status = 0; + } + + err = hinic3_cache_out_qps_res(nic_dev->hwdev); + if (err) { + clear_bit(HINIC3_RXQ_RECOVERY, &nic_dev->flags); + return err; + } + + if (!rq_pi_rd_en) { + hinic3_write_db(rxq->rq, rxq->q_id & (NIC_DCB_COS_MAX - 1), + RQ_CFLAG_DP, (u16)((u32)rxq->next_to_update << rxq->rq->wqe_type)); + } else { + /* Write all the wqes before pi update */ + wmb(); + + hinic3_update_rq_hw_pi(rxq->rq, rxq->next_to_update); + } + + return 0; +} + +bool rxq_is_normal(struct hinic3_rxq *rxq, struct rxq_check_info rxq_info) +{ + u32 status; + + if (rxq->rxq_stats.packets != rxq->last_packets || rxq_info.hw_pi != rxq_info.hw_ci || + rxq_info.hw_ci != rxq->last_hw_ci || rxq->next_to_update != rxq->last_sw_pi) + return true; + + /* hw rx no wqe and driver rx no packet recv */ + status = rxq->rx_info[rxq->cons_idx & rxq->q_mask].cqe->status; + if (HINIC3_GET_RX_DONE(hinic3_hw_cpu32(status))) + return true; + + if ((rxq->cons_idx & rxq->q_mask) != rxq->last_sw_ci || + rxq->rxq_stats.packets != rxq->last_packets || + rxq->next_to_update != rxq_info.hw_pi) + return true; + + return false; +} + +#define RXQ_CHECK_ERR_TIMES 2 +#define RXQ_PRINT_MAX_TIMES 3 +#define RXQ_GET_ERR_MAX_TIMES 3 +void hinic3_rxq_check_work_handler(struct work_struct *work) +{ + struct delayed_work *delay = to_delayed_work(work); + struct hinic3_nic_dev *nic_dev = container_of(delay, struct hinic3_nic_dev, + rxq_check_work); + struct rxq_check_info *rxq_info = NULL; + struct hinic3_rxq *rxq = NULL; + u64 size; + u16 qid; + int err; + + if (!test_bit(HINIC3_INTF_UP, &nic_dev->flags)) + return; + + if (test_bit(HINIC3_RXQ_RECOVERY, &nic_dev->flags)) + queue_delayed_work(nic_dev->workq, &nic_dev->rxq_check_work, HZ); + + size = sizeof(*rxq_info) * nic_dev->q_params.num_qps; + if (!size) + return; + + rxq_info = kzalloc(size, GFP_KERNEL); + if (!rxq_info) + return; + + err = hinic3_get_rxq_hw_info(nic_dev->hwdev, rxq_info, nic_dev->q_params.num_qps, + nic_dev->rxqs[0].rq->wqe_type); + if (err) { + nic_dev->rxq_get_err_times++; + if (nic_dev->rxq_get_err_times >= RXQ_GET_ERR_MAX_TIMES) + clear_bit(HINIC3_RXQ_RECOVERY, &nic_dev->flags); + goto free_rxq_info; + } + + for (qid = 0; qid < nic_dev->q_params.num_qps; qid++) { + rxq = &nic_dev->rxqs[qid]; + if (!rxq_is_normal(rxq, rxq_info[qid])) { + rxq->rx_check_err_cnt++; + if (rxq->rx_check_err_cnt < RXQ_CHECK_ERR_TIMES) + continue; + + if (rxq->rxq_print_times <= RXQ_PRINT_MAX_TIMES) { + nic_warn(&nic_dev->pdev->dev, "rxq %u wqe abnormal, hw_pi:%u, hw_ci:%u, sw_pi:%u, sw_ci:%u delta:%u\n", + qid, rxq_info[qid].hw_pi, rxq_info[qid].hw_ci, + rxq->next_to_update, + rxq->cons_idx & rxq->q_mask, rxq->delta); + rxq->rxq_print_times++; + } + + err = rxq_restore(nic_dev, qid, rxq_info[qid].hw_ci); + if (err) + continue; + } + + rxq->rxq_print_times = 0; + rxq->rx_check_err_cnt = 0; + rxq->last_sw_pi = rxq->next_to_update; + rxq->last_sw_ci = rxq->cons_idx & rxq->q_mask; + rxq->last_hw_ci = rxq_info[qid].hw_ci; + rxq->last_packets = rxq->rxq_stats.packets; + } + + nic_dev->rxq_get_err_times = 0; + +free_rxq_info: + kfree(rxq_info); +} diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_rx.h b/drivers/net/ethernet/huawei/hinic3/hinic3_rx.h new file mode 100644 index 000000000000..f4d6f4fdb13e --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_rx.h @@ -0,0 +1,155 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_RX_H +#define HINIC3_RX_H + +#include <linux/types.h> +#include <linux/device.h> +#include <linux/mm_types.h> +#include <linux/netdevice.h> +#include <linux/skbuff.h> +#include <linux/u64_stats_sync.h> + +#include "hinic3_nic_io.h" +#include "hinic3_nic_qp.h" +#include "hinic3_nic_dev.h" + +/* rx cqe checksum err */ +#define HINIC3_RX_CSUM_IP_CSUM_ERR BIT(0) +#define HINIC3_RX_CSUM_TCP_CSUM_ERR BIT(1) +#define HINIC3_RX_CSUM_UDP_CSUM_ERR BIT(2) +#define HINIC3_RX_CSUM_IGMP_CSUM_ERR BIT(3) +#define HINIC3_RX_CSUM_ICMPV4_CSUM_ERR BIT(4) +#define HINIC3_RX_CSUM_ICMPV6_CSUM_ERR BIT(5) +#define HINIC3_RX_CSUM_SCTP_CRC_ERR BIT(6) +#define HINIC3_RX_CSUM_HW_CHECK_NONE BIT(7) +#define HINIC3_RX_CSUM_IPSU_OTHER_ERR BIT(8) + +#define HINIC3_HEADER_DATA_UNIT 2 + +struct hinic3_rxq_stats { + u64 packets; + u64 bytes; + u64 errors; + u64 csum_errors; + u64 other_errors; + u64 dropped; + u64 xdp_dropped; + u64 rx_buf_empty; + + u64 alloc_skb_err; + u64 alloc_rx_buf_err; + u64 xdp_large_pkt; + u64 restore_drop_sge; + u64 rsvd2; +#ifdef HAVE_NDO_GET_STATS64 + struct u64_stats_sync syncp; +#else + struct u64_stats_sync_empty syncp; +#endif +}; + +struct hinic3_rx_info { + dma_addr_t buf_dma_addr; + + struct hinic3_rq_cqe *cqe; + dma_addr_t cqe_dma; + struct page *page; + u32 page_offset; + u32 rsvd1; + struct hinic3_rq_wqe *rq_wqe; + struct sk_buff *saved_skb; + u32 skb_len; + u32 rsvd2; +}; + +struct hinic3_rxq { + struct net_device *netdev; + + u16 q_id; + u16 rsvd1; + u32 q_depth; + u32 q_mask; + + u16 buf_len; + u16 rsvd2; + u32 rx_buff_shift; + u32 dma_rx_buff_size; + + struct hinic3_rxq_stats rxq_stats; + u32 cons_idx; + u32 delta; + + u32 irq_id; + u16 msix_entry_idx; + u16 rsvd3; + + struct hinic3_rx_info *rx_info; + struct hinic3_io_queue *rq; +#ifdef HAVE_XDP_SUPPORT + struct bpf_prog *xdp_prog; +#endif + + struct hinic3_irq *irq_cfg; + u16 next_to_alloc; + u16 next_to_update; + struct device *dev; /* device for DMA mapping */ + + unsigned long status; + dma_addr_t cqe_start_paddr; + void *cqe_start_vaddr; + + u64 last_moder_packets; + u64 last_moder_bytes; + u8 last_coalesc_timer_cfg; + u8 last_pending_limt; + u16 restore_buf_num; + u32 rsvd5; + u64 rsvd6; + + u32 last_sw_pi; + u32 last_sw_ci; + + u32 last_hw_ci; + u8 rx_check_err_cnt; + u8 rxq_print_times; + u16 restore_pi; + + u64 last_packets; +} ____cacheline_aligned; + +struct hinic3_dyna_rxq_res { + u16 next_to_alloc; + struct hinic3_rx_info *rx_info; + dma_addr_t cqe_start_paddr; + void *cqe_start_vaddr; +}; + +int hinic3_alloc_rxqs(struct net_device *netdev); + +void hinic3_free_rxqs(struct net_device *netdev); + +int hinic3_alloc_rxqs_res(struct hinic3_nic_dev *nic_dev, u16 num_rq, + u32 rq_depth, struct hinic3_dyna_rxq_res *rxqs_res); + +void hinic3_free_rxqs_res(struct hinic3_nic_dev *nic_dev, u16 num_rq, + u32 rq_depth, struct hinic3_dyna_rxq_res *rxqs_res); + +int hinic3_configure_rxqs(struct hinic3_nic_dev *nic_dev, u16 num_rq, + u32 rq_depth, struct hinic3_dyna_rxq_res *rxqs_res); + +int hinic3_rx_configure(struct net_device *netdev, u8 dcb_en); + +void hinic3_rx_remove_configure(struct net_device *netdev); + +int hinic3_rx_poll(struct hinic3_rxq *rxq, int budget); + +void hinic3_rxq_get_stats(struct hinic3_rxq *rxq, + struct hinic3_rxq_stats *stats); + +void hinic3_rxq_clean_stats(struct hinic3_rxq_stats *rxq_stats); + +void hinic3_rxq_check_work_handler(struct work_struct *work); + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_srv_nic.h b/drivers/net/ethernet/huawei/hinic3/hinic3_srv_nic.h new file mode 100644 index 000000000000..e8f4dadfd0b3 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_srv_nic.h @@ -0,0 +1,213 @@ +/* + * Copyright (c) Huawei Technologies Co., Ltd. 2018-2022. All rights reserved. + ****************************************************************************** + * @file hinic3_srv_nic.h + * @details nic service interface + History : + 1.Date : 2018/3/8 + Modification: Created file +***************************************************************************** */ + +#ifndef HINIC3_SRV_NIC_H +#define HINIC3_SRV_NIC_H + +#include "hinic3_mgmt_interface.h" +#include "mag_cmd.h" +#include "hinic3_lld.h" + +enum hinic3_queue_type { + HINIC3_SQ, + HINIC3_RQ, + HINIC3_MAX_QUEUE_TYPE +}; + +struct hinic3_lld_dev *hinic3_get_lld_dev_by_netdev(struct net_device *netdev); +struct net_device *hinic3_get_netdev_by_lld(struct hinic3_lld_dev *lld_dev); + +struct hinic3_event_link_info { + u8 valid; + u8 port_type; + u8 autoneg_cap; + u8 autoneg_state; + u8 duplex; + u8 speed; +}; + +enum link_err_type { + LINK_ERR_MODULE_UNRECOGENIZED, + LINK_ERR_NUM, +}; + +enum port_module_event_type { + HINIC3_PORT_MODULE_CABLE_PLUGGED, + HINIC3_PORT_MODULE_CABLE_UNPLUGGED, + HINIC3_PORT_MODULE_LINK_ERR, + HINIC3_PORT_MODULE_MAX_EVENT, +}; + +struct hinic3_port_module_event { + enum port_module_event_type type; + enum link_err_type err_type; +}; + +struct hinic3_dcb_info { + u8 dcb_on; + u8 default_cos; + u8 up_cos[NIC_DCB_COS_MAX]; +}; + +enum hinic3_nic_event_type { + EVENT_NIC_LINK_DOWN, + EVENT_NIC_LINK_UP, + EVENT_NIC_PORT_MODULE_EVENT, + EVENT_NIC_DCB_STATE_CHANGE, +}; + +/* * + * @brief hinic3_set_mac - set mac address + * @param hwdev: device pointer to hwdev + * @param mac_addr: mac address from hardware + * @param vlan_id: vlan id + * @param func_id: function index + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_mac(void *hwdev, const u8 *mac_addr, u16 vlan_id, u16 func_id, u16 channel); + +/* * + * @brief hinic3_del_mac - delete mac address + * @param hwdev: device pointer to hwdev + * @param mac_addr: mac address from hardware + * @param vlan_id: vlan id + * @param func_id: function index + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_del_mac(void *hwdev, const u8 *mac_addr, u16 vlan_id, u16 func_id, u16 channel); + +/* * + * @brief hinic3_set_vport_enable - set function valid status + * @param hwdev: device pointer to hwdev + * @param func_id: global function index + * @param enable: 0-disable, 1-enable + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_vport_enable(void *hwdev, u16 func_id, bool enable, u16 channel); + +/* * + * @brief hinic3_set_port_enable - set port status + * @param hwdev: device pointer to hwdev + * @param enable: 0-disable, 1-enable + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_set_port_enable(void *hwdev, bool enable, u16 channel); + +/* * + * @brief hinic3_flush_qps_res - flush queue pairs resource in hardware + * @param hwdev: device pointer to hwdev + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_flush_qps_res(void *hwdev); + +/* * + * @brief hinic3_cache_out_qps_res - cache out queue pairs wqe resource in hardware + * @param hwdev: device pointer to hwdev + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_cache_out_qps_res(void *hwdev); + +/* * + * @brief hinic3_init_nic_hwdev - init nic hwdev + * @param hwdev: device pointer to hwdev + * @param pcidev_hdl: pointer to pcidev or handler + * @param dev_hdl: pointer to pcidev->dev or handler, for sdk_err() or + * dma_alloc() + * @param rx_buff_len: rx_buff_len is receive buffer length + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_init_nic_hwdev(void *hwdev, void *pcidev_hdl, void *dev_hdl, u16 rx_buff_len); + +/* * + * @brief hinic3_free_nic_hwdev - free nic hwdev + * @param hwdev: device pointer to hwdev + * @retval zero: success + * @retval non-zero: failure + */ +void hinic3_free_nic_hwdev(void *hwdev); + +/* * + * @brief hinic3_get_speed - set link speed + * @param hwdev: device pointer to hwdev + * @param port_info: link speed + * @param channel: channel id + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_get_speed(void *hwdev, enum mag_cmd_port_speed *speed, u16 channel); + +int hinic3_get_dcb_state(void *hwdev, struct hinic3_dcb_state *dcb_state); + +int hinic3_get_pf_dcb_state(void *hwdev, struct hinic3_dcb_state *dcb_state); + +int hinic3_get_cos_by_pri(void *hwdev, u8 pri, u8 *cos); + +/* * + * @brief hinic3_create_qps - create queue pairs + * @param hwdev: device pointer to hwdev + * @param num_qp: number of queue pairs + * @param sq_depth: sq depth + * @param rq_depth: rq depth + * @param qps_msix_arry: msix info + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_create_qps(void *hwdev, u16 num_qp, u32 sq_depth, u32 rq_depth, + struct irq_info *qps_msix_arry); + +/* * + * @brief hinic3_destroy_qps - destroy queue pairs + * @param hwdev: device pointer to hwdev + */ +void hinic3_destroy_qps(void *hwdev); + +/* * + * @brief hinic3_get_nic_queue - get nic queue + * @param hwdev: device pointer to hwdev + * @param q_id: queue index + * @param q_type: queue type + * @retval queue address + */ +void *hinic3_get_nic_queue(void *hwdev, u16 q_id, enum hinic3_queue_type q_type); + +/* * + * @brief hinic3_init_qp_ctxts - init queue pair context + * @param hwdev: device pointer to hwdev + * @retval zero: success + * @retval non-zero: failure + */ +int hinic3_init_qp_ctxts(void *hwdev); + +/* * + * @brief hinic3_free_qp_ctxts - free queue pairs + * @param hwdev: device pointer to hwdev + */ +void hinic3_free_qp_ctxts(void *hwdev); + +/* * + * @brief hinic3_pf_set_vf_link_state pf set vf link state + * @param hwdev: device pointer to hwdev + * @param vf_link_forced: set link forced + * @param link_state: Set link state, This parameter is valid only when vf_link_forced is true + */ +int hinic3_pf_set_vf_link_state(void *hwdev, bool vf_link_forced, bool link_state); + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c b/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c new file mode 100644 index 000000000000..3029cff7f00b --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c @@ -0,0 +1,1016 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": [NIC]" fmt + +#include <net/xfrm.h> +#include <linux/netdevice.h> +#include <linux/kernel.h> +#include <linux/skbuff.h> +#include <linux/interrupt.h> +#include <linux/device.h> +#include <linux/pci.h> +#include <linux/tcp.h> +#include <linux/sctp.h> +#include <linux/dma-mapping.h> +#include <linux/types.h> +#include <linux/u64_stats_sync.h> +#include <linux/module.h> +#include <linux/vmalloc.h> + +#include "ossl_knl.h" +#include "hinic3_crm.h" +#include "hinic3_nic_qp.h" +#include "hinic3_nic_io.h" +#include "hinic3_nic_cfg.h" +#include "hinic3_srv_nic.h" +#include "hinic3_nic_dev.h" +#include "hinic3_tx.h" + +#define MIN_SKB_LEN 32 + +#define MAX_PAYLOAD_OFFSET 221 + +#define NIC_QID(q_id, nic_dev) ((q_id) & ((nic_dev)->num_qps - 1)) + +#define HINIC3_TX_TASK_WRAPPED 1 +#define HINIC3_TX_BD_DESC_WRAPPED 2 + +#define TXQ_STATS_INC(txq, field) \ +do { \ + u64_stats_update_begin(&(txq)->txq_stats.syncp); \ + (txq)->txq_stats.field++; \ + u64_stats_update_end(&(txq)->txq_stats.syncp); \ +} while (0) + +void hinic3_txq_get_stats(struct hinic3_txq *txq, + struct hinic3_txq_stats *stats) +{ + struct hinic3_txq_stats *txq_stats = &txq->txq_stats; + unsigned int start; + + u64_stats_update_begin(&stats->syncp); + do { + start = u64_stats_fetch_begin(&txq_stats->syncp); + stats->bytes = txq_stats->bytes; + stats->packets = txq_stats->packets; + stats->busy = txq_stats->busy; + stats->wake = txq_stats->wake; + stats->dropped = txq_stats->dropped; + } while (u64_stats_fetch_retry(&txq_stats->syncp, start)); + u64_stats_update_end(&stats->syncp); +} + +void hinic3_txq_clean_stats(struct hinic3_txq_stats *txq_stats) +{ + u64_stats_update_begin(&txq_stats->syncp); + txq_stats->bytes = 0; + txq_stats->packets = 0; + txq_stats->busy = 0; + txq_stats->wake = 0; + txq_stats->dropped = 0; + + txq_stats->skb_pad_err = 0; + txq_stats->frag_len_overflow = 0; + txq_stats->offload_cow_skb_err = 0; + txq_stats->map_frag_err = 0; + txq_stats->unknown_tunnel_pkt = 0; + txq_stats->frag_size_err = 0; + txq_stats->rsvd1 = 0; + txq_stats->rsvd2 = 0; + u64_stats_update_end(&txq_stats->syncp); +} + +static void txq_stats_init(struct hinic3_txq *txq) +{ + struct hinic3_txq_stats *txq_stats = &txq->txq_stats; + + u64_stats_init(&txq_stats->syncp); + hinic3_txq_clean_stats(txq_stats); +} + +static inline void hinic3_set_buf_desc(struct hinic3_sq_bufdesc *buf_descs, + dma_addr_t addr, u32 len) +{ + buf_descs->hi_addr = hinic3_hw_be32(upper_32_bits(addr)); + buf_descs->lo_addr = hinic3_hw_be32(lower_32_bits(addr)); + buf_descs->len = hinic3_hw_be32(len); +} + +static int tx_map_skb(struct hinic3_nic_dev *nic_dev, struct sk_buff *skb, + u16 valid_nr_frags, struct hinic3_txq *txq, + struct hinic3_tx_info *tx_info, + struct hinic3_sq_wqe_combo *wqe_combo) +{ + struct hinic3_sq_wqe_desc *wqe_desc = wqe_combo->ctrl_bd0; + struct hinic3_sq_bufdesc *buf_desc = wqe_combo->bds_head; + struct hinic3_dma_info *dma_info = tx_info->dma_info; + struct pci_dev *pdev = nic_dev->pdev; + skb_frag_t *frag = NULL; + u32 j, i; + int err; + + dma_info[0].dma = dma_map_single(&pdev->dev, skb->data, skb_headlen(skb), DMA_TO_DEVICE); + if (dma_mapping_error(&pdev->dev, dma_info[0].dma)) { + TXQ_STATS_INC(txq, map_frag_err); + return -EFAULT; + } + + dma_info[0].len = skb_headlen(skb); + + wqe_desc->hi_addr = hinic3_hw_be32(upper_32_bits(dma_info[0].dma)); + wqe_desc->lo_addr = hinic3_hw_be32(lower_32_bits(dma_info[0].dma)); + + wqe_desc->ctrl_len = dma_info[0].len; + + for (i = 0; i < valid_nr_frags;) { + frag = &(skb_shinfo(skb)->frags[i]); + if (unlikely(i == wqe_combo->first_bds_num)) + buf_desc = wqe_combo->bds_sec2; + + i++; + dma_info[i].dma = skb_frag_dma_map(&pdev->dev, frag, 0, + skb_frag_size(frag), + DMA_TO_DEVICE); + if (dma_mapping_error(&pdev->dev, dma_info[i].dma)) { + TXQ_STATS_INC(txq, map_frag_err); + i--; + err = -EFAULT; + goto frag_map_err; + } + dma_info[i].len = skb_frag_size(frag); + + hinic3_set_buf_desc(buf_desc, dma_info[i].dma, + dma_info[i].len); + buf_desc++; + } + + return 0; + +frag_map_err: + for (j = 0; j < i;) { + j++; + dma_unmap_page(&pdev->dev, dma_info[j].dma, + dma_info[j].len, DMA_TO_DEVICE); + } + dma_unmap_single(&pdev->dev, dma_info[0].dma, dma_info[0].len, + DMA_TO_DEVICE); + return err; +} + +static inline void tx_unmap_skb(struct hinic3_nic_dev *nic_dev, + struct sk_buff *skb, u16 valid_nr_frags, + struct hinic3_dma_info *dma_info) +{ + struct pci_dev *pdev = nic_dev->pdev; + int i; + + for (i = 0; i < valid_nr_frags;) { + i++; + dma_unmap_page(&pdev->dev, + dma_info[i].dma, + dma_info[i].len, DMA_TO_DEVICE); + } + + dma_unmap_single(&pdev->dev, dma_info[0].dma, + dma_info[0].len, DMA_TO_DEVICE); +} + +union hinic3_l4 { + struct tcphdr *tcp; + struct udphdr *udp; + unsigned char *hdr; +}; + +enum sq_l3_type { + UNKNOWN_L3TYPE = 0, + IPV6_PKT = 1, + IPV4_PKT_NO_CHKSUM_OFFLOAD = 2, + IPV4_PKT_WITH_CHKSUM_OFFLOAD = 3, +}; + +enum sq_l4offload_type { + OFFLOAD_DISABLE = 0, + TCP_OFFLOAD_ENABLE = 1, + SCTP_OFFLOAD_ENABLE = 2, + UDP_OFFLOAD_ENABLE = 3, +}; + +/* initialize l4_len and offset */ +static void get_inner_l4_info(struct sk_buff *skb, union hinic3_l4 *l4, + u8 l4_proto, u32 *offset, + enum sq_l4offload_type *l4_offload) +{ + switch (l4_proto) { + case IPPROTO_TCP: + *l4_offload = TCP_OFFLOAD_ENABLE; + /* To keep same with TSO, payload offset begins from paylaod */ + *offset = (l4->tcp->doff << TCP_HDR_DATA_OFF_UNIT_SHIFT) + + TRANSPORT_OFFSET(l4->hdr, skb); + break; + + case IPPROTO_UDP: + *l4_offload = UDP_OFFLOAD_ENABLE; + *offset = TRANSPORT_OFFSET(l4->hdr, skb); + break; + default: + break; + } +} + +static int hinic3_tx_csum(struct hinic3_txq *txq, struct hinic3_sq_task *task, + struct sk_buff *skb) +{ + if (skb->ip_summed != CHECKSUM_PARTIAL) + return 0; + +#if (KERNEL_VERSION(3, 8, 0) <= LINUX_VERSION_CODE) + if (skb->encapsulation) { + union hinic3_ip ip; + u8 l4_proto; + + task->pkt_info0 |= SQ_TASK_INFO0_SET(1U, TUNNEL_FLAG); + + ip.hdr = skb_network_header(skb); + if (ip.v4->version == IPV4_VERSION) { + l4_proto = ip.v4->protocol; + } else if (ip.v4->version == IPV6_VERSION) { + union hinic3_l4 l4; + unsigned char *exthdr; + __be16 frag_off; + +#ifdef HAVE_OUTER_IPV6_TUNNEL_OFFLOAD + task->pkt_info0 |= SQ_TASK_INFO0_SET(1U, OUT_L4_EN); +#endif + exthdr = ip.hdr + sizeof(*ip.v6); + l4_proto = ip.v6->nexthdr; + l4.hdr = skb_transport_header(skb); + if (l4.hdr != exthdr) + ipv6_skip_exthdr(skb, exthdr - skb->data, + &l4_proto, &frag_off); + } else { + l4_proto = IPPROTO_RAW; + } + + if (l4_proto != IPPROTO_UDP || + ((struct udphdr *)skb_transport_header(skb))->dest != VXLAN_OFFLOAD_PORT_LE) { + TXQ_STATS_INC(txq, unknown_tunnel_pkt); + /* Unsupport tunnel packet, disable csum offload */ + skb_checksum_help(skb); + return 0; + } + } + + task->pkt_info0 |= SQ_TASK_INFO0_SET(1U, INNER_L4_EN); +#else + task->pkt_info0 |= SQ_TASK_INFO0_SET(1U, INNER_L4_EN); +#endif + return 1; +} + +static void get_inner_l3_l4_type(struct sk_buff *skb, union hinic3_ip *ip, + union hinic3_l4 *l4, + enum sq_l3_type *l3_type, u8 *l4_proto) +{ + unsigned char *exthdr = NULL; + + if (ip->v4->version == IP4_VERSION) { + *l3_type = IPV4_PKT_WITH_CHKSUM_OFFLOAD; + *l4_proto = ip->v4->protocol; + +#ifdef HAVE_OUTER_IPV6_TUNNEL_OFFLOAD + /* inner_transport_header is wrong in centos7.0 and suse12.1 */ + l4->hdr = ip->hdr + ((u8)ip->v4->ihl << IP_HDR_IHL_UNIT_SHIFT); +#endif + } else if (ip->v4->version == IP6_VERSION) { + *l3_type = IPV6_PKT; + exthdr = ip->hdr + sizeof(*ip->v6); + *l4_proto = ip->v6->nexthdr; + if (exthdr != l4->hdr) { + __be16 frag_off = 0; +#ifndef HAVE_OUTER_IPV6_TUNNEL_OFFLOAD + ipv6_skip_exthdr(skb, (int)(exthdr - skb->data), + l4_proto, &frag_off); +#else + int pld_off = 0; + + pld_off = ipv6_skip_exthdr(skb, + (int)(exthdr - skb->data), + l4_proto, &frag_off); + l4->hdr = skb->data + pld_off; +#endif + } + } else { + *l3_type = UNKNOWN_L3TYPE; + *l4_proto = 0; + } +} + +static void hinic3_set_tso_info(struct hinic3_sq_task *task, u32 *queue_info, + enum sq_l4offload_type l4_offload, + u32 offset, u32 mss) +{ + if (l4_offload == TCP_OFFLOAD_ENABLE) { + *queue_info |= SQ_CTRL_QUEUE_INFO_SET(1U, TSO); + task->pkt_info0 |= SQ_TASK_INFO0_SET(1U, INNER_L4_EN); + } else if (l4_offload == UDP_OFFLOAD_ENABLE) { + *queue_info |= SQ_CTRL_QUEUE_INFO_SET(1U, UFO); + task->pkt_info0 |= SQ_TASK_INFO0_SET(1U, INNER_L4_EN); + } + + /* Default enable L3 calculation */ + task->pkt_info0 |= SQ_TASK_INFO0_SET(1U, INNER_L3_EN); + + *queue_info |= SQ_CTRL_QUEUE_INFO_SET(offset >> 1, PLDOFF); + + /* set MSS value */ + *queue_info = SQ_CTRL_QUEUE_INFO_CLEAR(*queue_info, MSS); + *queue_info |= SQ_CTRL_QUEUE_INFO_SET(mss, MSS); +} + +static int hinic3_tso(struct hinic3_sq_task *task, u32 *queue_info, + struct sk_buff *skb) +{ + enum sq_l4offload_type l4_offload = OFFLOAD_DISABLE; + enum sq_l3_type l3_type; + union hinic3_ip ip; + union hinic3_l4 l4; + u32 offset = 0; + u8 l4_proto; + int err; + + if (!skb_is_gso(skb)) + return 0; + + err = skb_cow_head(skb, 0); + if (err < 0) + return err; + +#if (KERNEL_VERSION(3, 8, 0) <= LINUX_VERSION_CODE) + if (skb->encapsulation) { + u32 gso_type = skb_shinfo(skb)->gso_type; + /* L3 checksum always enable */ + task->pkt_info0 |= SQ_TASK_INFO0_SET(1U, OUT_L3_EN); + task->pkt_info0 |= SQ_TASK_INFO0_SET(1U, TUNNEL_FLAG); + + l4.hdr = skb_transport_header(skb); + ip.hdr = skb_network_header(skb); + + if (gso_type & SKB_GSO_UDP_TUNNEL_CSUM) { + l4.udp->check = ~csum_magic(&ip, IPPROTO_UDP); + task->pkt_info0 |= SQ_TASK_INFO0_SET(1U, OUT_L4_EN); + } else if (gso_type & SKB_GSO_UDP_TUNNEL) { +#ifdef HAVE_OUTER_IPV6_TUNNEL_OFFLOAD + if (ip.v4->version == 6) { + l4.udp->check = ~csum_magic(&ip, IPPROTO_UDP); + task->pkt_info0 |= + SQ_TASK_INFO0_SET(1U, OUT_L4_EN); + } +#endif + } + + ip.hdr = skb_inner_network_header(skb); + l4.hdr = skb_inner_transport_header(skb); + } else { + ip.hdr = skb_network_header(skb); + l4.hdr = skb_transport_header(skb); + } +#else + ip.hdr = skb_network_header(skb); + l4.hdr = skb_transport_header(skb); +#endif + + get_inner_l3_l4_type(skb, &ip, &l4, &l3_type, &l4_proto); + + if (l4_proto == IPPROTO_TCP) + l4.tcp->check = ~csum_magic(&ip, IPPROTO_TCP); +#ifdef HAVE_IP6_FRAG_ID_ENABLE_UFO + else if (l4_proto == IPPROTO_UDP && ip.v4->version == 6) + task->ip_identify = + be32_to_cpu(skb_shinfo(skb)->ip6_frag_id); +#endif + + get_inner_l4_info(skb, &l4, l4_proto, &offset, &l4_offload); + +#ifdef HAVE_OUTER_IPV6_TUNNEL_OFFLOAD + u32 network_hdr_len; + + if (unlikely(l3_type == UNKNOWN_L3TYPE)) + network_hdr_len = 0; + else + network_hdr_len = l4.hdr - ip.hdr; + + if (unlikely(!offset)) { + if (l3_type == UNKNOWN_L3TYPE) + offset = ip.hdr - skb->data; + else if (l4_offload == OFFLOAD_DISABLE) + offset = ip.hdr - skb->data + network_hdr_len; + } +#endif + + hinic3_set_tso_info(task, queue_info, l4_offload, offset, + skb_shinfo(skb)->gso_size); + + return 1; +} + +static u32 hinic3_tx_offload(struct sk_buff *skb, struct hinic3_sq_task *task, + u32 *queue_info, struct hinic3_txq *txq) +{ + u32 offload = 0; + int tso_cs_en; + + task->pkt_info0 = 0; + task->ip_identify = 0; + task->pkt_info2 = 0; + task->vlan_offload = 0; + + tso_cs_en = hinic3_tso(task, queue_info, skb); + if (tso_cs_en < 0) { + offload = TX_OFFLOAD_INVALID; + return offload; + } else if (tso_cs_en) { + offload |= TX_OFFLOAD_TSO; + } else { + tso_cs_en = hinic3_tx_csum(txq, task, skb); + if (tso_cs_en) + offload |= TX_OFFLOAD_CSUM; + } + +#define VLAN_INSERT_MODE_MAX 5 + if (unlikely(skb_vlan_tag_present(skb))) { + /* select vlan insert mode by qid, default 802.1Q Tag type */ + hinic3_set_vlan_tx_offload(task, skb_vlan_tag_get(skb), + txq->q_id % VLAN_INSERT_MODE_MAX); + offload |= TX_OFFLOAD_VLAN; + } + + if (unlikely(SQ_CTRL_QUEUE_INFO_GET(*queue_info, PLDOFF) > + MAX_PAYLOAD_OFFSET)) { + offload = TX_OFFLOAD_INVALID; + return offload; + } + + return offload; +} + +static void get_pkt_stats(struct hinic3_tx_info *tx_info, struct sk_buff *skb) +{ + u32 ihs, hdr_len; + + if (skb_is_gso(skb)) { +#if (KERNEL_VERSION(3, 8, 0) <= LINUX_VERSION_CODE) +#if (defined(HAVE_SKB_INNER_TRANSPORT_HEADER) && \ + defined(HAVE_SK_BUFF_ENCAPSULATION)) + if (skb->encapsulation) { +#ifdef HAVE_SKB_INNER_TRANSPORT_OFFSET + ihs = skb_inner_transport_offset(skb) + + inner_tcp_hdrlen(skb); +#else + ihs = (skb_inner_transport_header(skb) - skb->data) + + inner_tcp_hdrlen(skb); +#endif + } else { +#endif +#endif + ihs = skb_transport_offset(skb) + tcp_hdrlen(skb); +#if (KERNEL_VERSION(3, 8, 0) <= LINUX_VERSION_CODE) +#if (defined(HAVE_SKB_INNER_TRANSPORT_HEADER) && \ + defined(HAVE_SK_BUFF_ENCAPSULATION)) + } +#endif +#endif + hdr_len = (skb_shinfo(skb)->gso_segs - 1) * ihs; + tx_info->num_bytes = skb->len + (u64)hdr_len; + } else { + tx_info->num_bytes = skb->len > ETH_ZLEN ? skb->len : ETH_ZLEN; + } + + tx_info->num_pkts = 1; +} + +static inline int hinic3_maybe_stop_tx(struct hinic3_txq *txq, u16 wqebb_cnt) +{ + if (likely(hinic3_get_sq_free_wqebbs(txq->sq) >= wqebb_cnt)) + return 0; + + /* We need to check again in a case another CPU has just + * made room available. + */ + netif_stop_subqueue(txq->netdev, txq->q_id); + + if (likely(hinic3_get_sq_free_wqebbs(txq->sq) < wqebb_cnt)) + return -EBUSY; + + /* there have enough wqebbs after queue is wake up */ + netif_start_subqueue(txq->netdev, txq->q_id); + + return 0; +} + +static u16 hinic3_set_wqe_combo(struct hinic3_txq *txq, + struct hinic3_sq_wqe_combo *wqe_combo, + u32 offload, u16 num_sge, u16 *curr_pi) +{ + void *second_part_wqebbs_addr = NULL; + void *wqe = NULL; + u16 first_part_wqebbs_num, tmp_pi; + + wqe_combo->ctrl_bd0 = hinic3_get_sq_one_wqebb(txq->sq, curr_pi); + if (!offload && num_sge == 1) { + wqe_combo->wqe_type = SQ_WQE_COMPACT_TYPE; + return hinic3_get_and_update_sq_owner(txq->sq, *curr_pi, 1); + } + + wqe_combo->wqe_type = SQ_WQE_EXTENDED_TYPE; + + if (offload) { + wqe_combo->task = hinic3_get_sq_one_wqebb(txq->sq, &tmp_pi); + wqe_combo->task_type = SQ_WQE_TASKSECT_16BYTES; + } else { + wqe_combo->task_type = SQ_WQE_TASKSECT_46BITS; + } + + if (num_sge > 1) { + /* first wqebb contain bd0, and bd size is equal to sq wqebb + * size, so we use (num_sge - 1) as wanted weqbb_cnt + */ + wqe = hinic3_get_sq_multi_wqebbs(txq->sq, num_sge - 1, &tmp_pi, + &second_part_wqebbs_addr, + &first_part_wqebbs_num); + wqe_combo->bds_head = wqe; + wqe_combo->bds_sec2 = second_part_wqebbs_addr; + wqe_combo->first_bds_num = first_part_wqebbs_num; + } + + return hinic3_get_and_update_sq_owner(txq->sq, *curr_pi, + num_sge + (u16)!!offload); +} + +/* * + * hinic3_prepare_sq_ctrl - init sq wqe cs + * @nr_descs: total sge_num, include bd0 in cs + */ +static void hinic3_prepare_sq_ctrl(struct hinic3_sq_wqe_combo *wqe_combo, + u32 queue_info, int nr_descs, u16 owner) +{ + struct hinic3_sq_wqe_desc *wqe_desc = wqe_combo->ctrl_bd0; + + if (wqe_combo->wqe_type == SQ_WQE_COMPACT_TYPE) { + wqe_desc->ctrl_len |= + SQ_CTRL_SET(SQ_NORMAL_WQE, DATA_FORMAT) | + SQ_CTRL_SET(wqe_combo->wqe_type, EXTENDED) | + SQ_CTRL_SET(owner, OWNER); + + wqe_desc->ctrl_len = hinic3_hw_be32(wqe_desc->ctrl_len); + /* compact wqe queue_info will transfer to ucode */ + wqe_desc->queue_info = 0; + return; + } + + wqe_desc->ctrl_len |= SQ_CTRL_SET(nr_descs, BUFDESC_NUM) | + SQ_CTRL_SET(wqe_combo->task_type, TASKSECT_LEN) | + SQ_CTRL_SET(SQ_NORMAL_WQE, DATA_FORMAT) | + SQ_CTRL_SET(wqe_combo->wqe_type, EXTENDED) | + SQ_CTRL_SET(owner, OWNER); + + wqe_desc->ctrl_len = hinic3_hw_be32(wqe_desc->ctrl_len); + + wqe_desc->queue_info = queue_info; + wqe_desc->queue_info |= SQ_CTRL_QUEUE_INFO_SET(1U, UC); + + if (!SQ_CTRL_QUEUE_INFO_GET(wqe_desc->queue_info, MSS)) { + wqe_desc->queue_info |= + SQ_CTRL_QUEUE_INFO_SET(TX_MSS_DEFAULT, MSS); + } else if (SQ_CTRL_QUEUE_INFO_GET(wqe_desc->queue_info, MSS) < + TX_MSS_MIN) { + /* mss should not less than 80 */ + wqe_desc->queue_info = + SQ_CTRL_QUEUE_INFO_CLEAR(wqe_desc->queue_info, MSS); + wqe_desc->queue_info |= SQ_CTRL_QUEUE_INFO_SET(TX_MSS_MIN, MSS); + } + + wqe_desc->queue_info = hinic3_hw_be32(wqe_desc->queue_info); +} + +static netdev_tx_t hinic3_send_one_skb(struct sk_buff *skb, + struct net_device *netdev, + struct hinic3_txq *txq) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct hinic3_sq_wqe_combo wqe_combo = {0}; + struct hinic3_tx_info *tx_info = NULL; + struct hinic3_sq_task task; + u32 offload, queue_info = 0; + u16 owner = 0, pi = 0; + u16 wqebb_cnt, num_sge, valid_nr_frags; + bool find_zero_sge_len = false; + int err, i; + + if (unlikely(skb->len < MIN_SKB_LEN)) { + if (skb_pad(skb, (int)(MIN_SKB_LEN - skb->len))) { + TXQ_STATS_INC(txq, skb_pad_err); + goto tx_skb_pad_err; + } + + skb->len = MIN_SKB_LEN; + } + + valid_nr_frags = 0; + for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { + if (!skb_frag_size(&skb_shinfo(skb)->frags[i])) { + find_zero_sge_len = true; + continue; + } else if (find_zero_sge_len) { + TXQ_STATS_INC(txq, frag_size_err); + goto tx_drop_pkts; + } + + valid_nr_frags++; + } + + num_sge = valid_nr_frags + 1; + + /* assume need normal TS format wqe, task info need 1 wqebb */ + wqebb_cnt = num_sge + 1; + if (unlikely(hinic3_maybe_stop_tx(txq, wqebb_cnt))) { + TXQ_STATS_INC(txq, busy); + return NETDEV_TX_BUSY; + } + + offload = hinic3_tx_offload(skb, &task, &queue_info, txq); + if (unlikely(offload == TX_OFFLOAD_INVALID)) { + TXQ_STATS_INC(txq, offload_cow_skb_err); + goto tx_drop_pkts; + } else if (!offload) { + /* no TS in current wqe */ + wqebb_cnt -= 1; + if (unlikely(num_sge == 1 && skb->len > COMPACET_WQ_SKB_MAX_LEN)) + goto tx_drop_pkts; + } + + owner = hinic3_set_wqe_combo(txq, &wqe_combo, offload, num_sge, &pi); + if (offload) { + /* ip6_frag_id is big endiant, not need to transfer */ + wqe_combo.task->ip_identify = hinic3_hw_be32(task.ip_identify); + wqe_combo.task->pkt_info0 = hinic3_hw_be32(task.pkt_info0); + wqe_combo.task->pkt_info2 = hinic3_hw_be32(task.pkt_info2); + wqe_combo.task->vlan_offload = + hinic3_hw_be32(task.vlan_offload); + } + + tx_info = &txq->tx_info[pi]; + tx_info->skb = skb; + tx_info->wqebb_cnt = wqebb_cnt; + tx_info->valid_nr_frags = valid_nr_frags; + + err = tx_map_skb(nic_dev, skb, valid_nr_frags, txq, tx_info, + &wqe_combo); + if (err) { + hinic3_rollback_sq_wqebbs(txq->sq, wqebb_cnt, owner); + goto tx_drop_pkts; + } + + get_pkt_stats(tx_info, skb); + + hinic3_prepare_sq_ctrl(&wqe_combo, queue_info, num_sge, owner); + + hinic3_write_db(txq->sq, txq->cos, SQ_CFLAG_DP, + hinic3_get_sq_local_pi(txq->sq)); + + return NETDEV_TX_OK; + +tx_drop_pkts: + dev_kfree_skb_any(skb); + +tx_skb_pad_err: + TXQ_STATS_INC(txq, dropped); + + return NETDEV_TX_OK; +} + +netdev_tx_t hinic3_lb_xmit_frame(struct sk_buff *skb, + struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u16 q_id = skb_get_queue_mapping(skb); + struct hinic3_txq *txq = &nic_dev->txqs[q_id]; + + return hinic3_send_one_skb(skb, netdev, txq); +} + +netdev_tx_t hinic3_xmit_frame(struct sk_buff *skb, struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct hinic3_txq *txq = NULL; + u16 q_id = skb_get_queue_mapping(skb); + + if (unlikely(!netif_carrier_ok(netdev))) { + dev_kfree_skb_any(skb); + HINIC3_NIC_STATS_INC(nic_dev, tx_carrier_off_drop); + return NETDEV_TX_OK; + } + + if (unlikely(q_id >= nic_dev->q_params.num_qps)) { + txq = &nic_dev->txqs[0]; + HINIC3_NIC_STATS_INC(nic_dev, tx_invalid_qid); + goto tx_drop_pkts; + } + txq = &nic_dev->txqs[q_id]; + + return hinic3_send_one_skb(skb, netdev, txq); + +tx_drop_pkts: + dev_kfree_skb_any(skb); + u64_stats_update_begin(&txq->txq_stats.syncp); + txq->txq_stats.dropped++; + u64_stats_update_end(&txq->txq_stats.syncp); + + return NETDEV_TX_OK; +} + +static inline void tx_free_skb(struct hinic3_nic_dev *nic_dev, + struct hinic3_tx_info *tx_info) +{ + tx_unmap_skb(nic_dev, tx_info->skb, tx_info->valid_nr_frags, + tx_info->dma_info); + dev_kfree_skb_any(tx_info->skb); + tx_info->skb = NULL; +} + +static void free_all_tx_skbs(struct hinic3_nic_dev *nic_dev, u32 sq_depth, + struct hinic3_tx_info *tx_info_arr) +{ + struct hinic3_tx_info *tx_info = NULL; + u32 idx; + + for (idx = 0; idx < sq_depth; idx++) { + tx_info = &tx_info_arr[idx]; + if (tx_info->skb) + tx_free_skb(nic_dev, tx_info); + } +} + +int hinic3_tx_poll(struct hinic3_txq *txq, int budget) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(txq->netdev); + struct hinic3_tx_info *tx_info = NULL; + u64 tx_bytes = 0, wake = 0, nr_pkts = 0; + int pkts = 0; + u16 wqebb_cnt = 0; + u16 hw_ci, sw_ci = 0, q_id = txq->sq->q_id; + + hw_ci = hinic3_get_sq_hw_ci(txq->sq); + dma_rmb(); + sw_ci = hinic3_get_sq_local_ci(txq->sq); + + do { + tx_info = &txq->tx_info[sw_ci]; + + /* Whether all of the wqebb of this wqe is completed */ + if (hw_ci == sw_ci || + ((hw_ci - sw_ci) & txq->q_mask) < tx_info->wqebb_cnt) + break; + + sw_ci = (sw_ci + tx_info->wqebb_cnt) & (u16)txq->q_mask; + prefetch(&txq->tx_info[sw_ci]); + + wqebb_cnt += tx_info->wqebb_cnt; + + tx_bytes += tx_info->num_bytes; + nr_pkts += tx_info->num_pkts; + pkts++; + + tx_free_skb(nic_dev, tx_info); + } while (likely(pkts < budget)); + + hinic3_update_sq_local_ci(txq->sq, wqebb_cnt); + + if (unlikely(__netif_subqueue_stopped(nic_dev->netdev, q_id) && + hinic3_get_sq_free_wqebbs(txq->sq) >= 1 && + test_bit(HINIC3_INTF_UP, &nic_dev->flags))) { + struct netdev_queue *netdev_txq = + netdev_get_tx_queue(txq->netdev, q_id); + + __netif_tx_lock(netdev_txq, smp_processor_id()); + /* To avoid re-waking subqueue with xmit_frame */ + if (__netif_subqueue_stopped(nic_dev->netdev, q_id)) { + netif_wake_subqueue(nic_dev->netdev, q_id); + wake++; + } + __netif_tx_unlock(netdev_txq); + } + + u64_stats_update_begin(&txq->txq_stats.syncp); + txq->txq_stats.bytes += tx_bytes; + txq->txq_stats.packets += nr_pkts; + txq->txq_stats.wake += wake; + u64_stats_update_end(&txq->txq_stats.syncp); + + return pkts; +} + +void hinic3_set_txq_cos(struct hinic3_nic_dev *nic_dev, u16 start_qid, + u16 q_num, u8 cos) +{ + u16 idx; + + for (idx = 0; idx < q_num; idx++) + nic_dev->txqs[idx + start_qid].cos = cos; +} + +#define HINIC3_BDS_PER_SQ_WQEBB \ + (HINIC3_SQ_WQEBB_SIZE / sizeof(struct hinic3_sq_bufdesc)) + +int hinic3_alloc_txqs_res(struct hinic3_nic_dev *nic_dev, u16 num_sq, + u32 sq_depth, struct hinic3_dyna_txq_res *txqs_res) +{ + struct hinic3_dyna_txq_res *tqres = NULL; + int idx, i; + u64 size; + + for (idx = 0; idx < num_sq; idx++) { + tqres = &txqs_res[idx]; + + size = sizeof(*tqres->tx_info) * sq_depth; + tqres->tx_info = kzalloc(size, GFP_KERNEL); + if (!tqres->tx_info) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc txq%d tx info\n", idx); + goto err_out; + } + + size = sizeof(*tqres->bds) * + (sq_depth * HINIC3_BDS_PER_SQ_WQEBB + + HINIC3_MAX_SQ_SGE); + tqres->bds = kzalloc(size, GFP_KERNEL); + if (!tqres->bds) { + kfree(tqres->tx_info); + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to alloc txq%d bds info\n", idx); + goto err_out; + } + } + + return 0; + +err_out: + for (i = 0; i < idx; i++) { + tqres = &txqs_res[i]; + + kfree(tqres->bds); + kfree(tqres->tx_info); + } + + return -ENOMEM; +} + +void hinic3_free_txqs_res(struct hinic3_nic_dev *nic_dev, u16 num_sq, + u32 sq_depth, struct hinic3_dyna_txq_res *txqs_res) +{ + struct hinic3_dyna_txq_res *tqres = NULL; + int idx; + + for (idx = 0; idx < num_sq; idx++) { + tqres = &txqs_res[idx]; + + free_all_tx_skbs(nic_dev, sq_depth, tqres->tx_info); + kfree(tqres->bds); + kfree(tqres->tx_info); + } +} + +int hinic3_configure_txqs(struct hinic3_nic_dev *nic_dev, u16 num_sq, + u32 sq_depth, struct hinic3_dyna_txq_res *txqs_res) +{ + struct hinic3_dyna_txq_res *tqres = NULL; + struct hinic3_txq *txq = NULL; + u16 q_id; + u32 idx; + + for (q_id = 0; q_id < num_sq; q_id++) { + txq = &nic_dev->txqs[q_id]; + tqres = &txqs_res[q_id]; + + txq->q_depth = sq_depth; + txq->q_mask = sq_depth - 1; + + txq->tx_info = tqres->tx_info; + for (idx = 0; idx < sq_depth; idx++) + txq->tx_info[idx].dma_info = + &tqres->bds[idx * HINIC3_BDS_PER_SQ_WQEBB]; + + txq->sq = hinic3_get_nic_queue(nic_dev->hwdev, q_id, HINIC3_SQ); + if (!txq->sq) { + nicif_err(nic_dev, drv, nic_dev->netdev, + "Failed to get %u sq\n", q_id); + return -EFAULT; + } + } + + return 0; +} + +int hinic3_alloc_txqs(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + struct pci_dev *pdev = nic_dev->pdev; + struct hinic3_txq *txq = NULL; + u16 q_id, num_txqs = nic_dev->max_qps; + u64 txq_size; + + txq_size = num_txqs * sizeof(*nic_dev->txqs); + if (!txq_size) { + nic_err(&pdev->dev, "Cannot allocate zero size txqs\n"); + return -EINVAL; + } + + nic_dev->txqs = kzalloc(txq_size, GFP_KERNEL); + if (!nic_dev->txqs) { + nic_err(&pdev->dev, "Failed to allocate txqs\n"); + return -ENOMEM; + } + + for (q_id = 0; q_id < num_txqs; q_id++) { + txq = &nic_dev->txqs[q_id]; + txq->netdev = netdev; + txq->q_id = q_id; + txq->q_depth = nic_dev->q_params.sq_depth; + txq->q_mask = nic_dev->q_params.sq_depth - 1; + txq->dev = &pdev->dev; + + txq_stats_init(txq); + } + + return 0; +} + +void hinic3_free_txqs(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + + kfree(nic_dev->txqs); +} + +static bool is_hw_complete_sq_process(struct hinic3_io_queue *sq) +{ + u16 sw_pi, hw_ci; + + sw_pi = hinic3_get_sq_local_pi(sq); + hw_ci = hinic3_get_sq_hw_ci(sq); + + return sw_pi == hw_ci; +} + +#define HINIC3_FLUSH_QUEUE_TIMEOUT 1000 +static int hinic3_stop_sq(struct hinic3_txq *txq) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(txq->netdev); + unsigned long timeout; + int err; + + timeout = msecs_to_jiffies(HINIC3_FLUSH_QUEUE_TIMEOUT) + jiffies; + do { + if (is_hw_complete_sq_process(txq->sq)) + return 0; + + usleep_range(900, 1000); /* sleep 900 us ~ 1000 us */ + } while (time_before(jiffies, timeout)); + + /* force hardware to drop packets */ + timeout = msecs_to_jiffies(HINIC3_FLUSH_QUEUE_TIMEOUT) + jiffies; + do { + if (is_hw_complete_sq_process(txq->sq)) + return 0; + + err = hinic3_force_drop_tx_pkt(nic_dev->hwdev); + if (err) + break; + + usleep_range(9900, 10000); /* sleep 9900 us ~ 10000 us */ + } while (time_before(jiffies, timeout)); + + /* Avoid msleep takes too long and get a fake result */ + if (is_hw_complete_sq_process(txq->sq)) + return 0; + + return -EFAULT; +} + +/* should stop transmit any packets before calling this function */ +int hinic3_flush_txqs(struct net_device *netdev) +{ + struct hinic3_nic_dev *nic_dev = netdev_priv(netdev); + u16 qid; + int err; + + for (qid = 0; qid < nic_dev->q_params.num_qps; qid++) { + err = hinic3_stop_sq(&nic_dev->txqs[qid]); + if (err) + nicif_err(nic_dev, drv, netdev, + "Failed to stop sq%u\n", qid); + } + + return 0; +} + diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_tx.h b/drivers/net/ethernet/huawei/hinic3/hinic3_tx.h new file mode 100644 index 000000000000..7e6ee43aeac2 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_tx.h @@ -0,0 +1,159 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_TX_H +#define HINIC3_TX_H + +#include <net/ipv6.h> +#include <net/checksum.h> +#include <net/ip6_checksum.h> +#include <linux/ip.h> +#include <linux/ipv6.h> + + +#include "hinic3_nic_qp.h" +#include "hinic3_nic_io.h" + +#define VXLAN_OFFLOAD_PORT_LE 46354 /* big end is 4789 */ + +#define COMPACET_WQ_SKB_MAX_LEN 16383 + +#define IP4_VERSION 4 +#define IP6_VERSION 6 +#define IP_HDR_IHL_UNIT_SHIFT 2 +#define TCP_HDR_DATA_OFF_UNIT_SHIFT 2 + +enum tx_offload_type { + TX_OFFLOAD_TSO = BIT(0), + TX_OFFLOAD_CSUM = BIT(1), + TX_OFFLOAD_VLAN = BIT(2), + TX_OFFLOAD_INVALID = BIT(3), + TX_OFFLOAD_ESP = BIT(4), +}; + +struct hinic3_txq_stats { + u64 packets; + u64 bytes; + u64 busy; + u64 wake; + u64 dropped; + + /* Subdivision statistics show in private tool */ + u64 skb_pad_err; + u64 frag_len_overflow; + u64 offload_cow_skb_err; + u64 map_frag_err; + u64 unknown_tunnel_pkt; + u64 frag_size_err; + u64 rsvd1; + u64 rsvd2; + +#ifdef HAVE_NDO_GET_STATS64 + struct u64_stats_sync syncp; +#else + struct u64_stats_sync_empty syncp; +#endif +}; + +struct hinic3_dma_info { + dma_addr_t dma; + u32 len; +}; + +#define IPV4_VERSION 4 +#define IPV6_VERSION 6 +#define TCP_HDR_DOFF_UNIT 2 +#define TRANSPORT_OFFSET(l4_hdr, skb) ((u32)((l4_hdr) - (skb)->data)) + +union hinic3_ip { + struct iphdr *v4; + struct ipv6hdr *v6; + unsigned char *hdr; +}; + +struct hinic3_tx_info { + struct sk_buff *skb; + + u16 wqebb_cnt; + u16 valid_nr_frags; + + int num_sge; + u16 num_pkts; + u16 rsvd1; + u32 rsvd2; + u64 num_bytes; + struct hinic3_dma_info *dma_info; + u64 rsvd3; +}; + +struct hinic3_txq { + struct net_device *netdev; + struct device *dev; + + struct hinic3_txq_stats txq_stats; + + u8 cos; + u8 rsvd1; + u16 q_id; + u32 q_mask; + u32 q_depth; + u32 rsvd2; + + struct hinic3_tx_info *tx_info; + struct hinic3_io_queue *sq; + + u64 last_moder_packets; + u64 last_moder_bytes; + u64 rsvd3; +} ____cacheline_aligned; + +netdev_tx_t hinic3_lb_xmit_frame(struct sk_buff *skb, + struct net_device *netdev); + +struct hinic3_dyna_txq_res { + struct hinic3_tx_info *tx_info; + struct hinic3_dma_info *bds; +}; + +netdev_tx_t hinic3_xmit_frame(struct sk_buff *skb, struct net_device *netdev); + +void hinic3_txq_get_stats(struct hinic3_txq *txq, + struct hinic3_txq_stats *stats); + +void hinic3_txq_clean_stats(struct hinic3_txq_stats *txq_stats); + +struct hinic3_nic_dev; +int hinic3_alloc_txqs_res(struct hinic3_nic_dev *nic_dev, u16 num_sq, + u32 sq_depth, struct hinic3_dyna_txq_res *txqs_res); + +void hinic3_free_txqs_res(struct hinic3_nic_dev *nic_dev, u16 num_sq, + u32 sq_depth, struct hinic3_dyna_txq_res *txqs_res); + +int hinic3_configure_txqs(struct hinic3_nic_dev *nic_dev, u16 num_sq, + u32 sq_depth, struct hinic3_dyna_txq_res *txqs_res); + +int hinic3_alloc_txqs(struct net_device *netdev); + +void hinic3_free_txqs(struct net_device *netdev); + +int hinic3_tx_poll(struct hinic3_txq *txq, int budget); + +int hinic3_flush_txqs(struct net_device *netdev); + +void hinic3_set_txq_cos(struct hinic3_nic_dev *nic_dev, u16 start_qid, + u16 q_num, u8 cos); + +#ifdef static +#undef static +#define LLT_STATIC_DEF_SAVED +#endif + +static inline __sum16 csum_magic(union hinic3_ip *ip, unsigned short proto) +{ + return (ip->v4->version == IPV4_VERSION) ? + csum_tcpudp_magic(ip->v4->saddr, ip->v4->daddr, 0, proto, 0) : + csum_ipv6_magic(&ip->v6->saddr, &ip->v6->daddr, 0, proto, 0); +} + + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_wq.h b/drivers/net/ethernet/huawei/hinic3/hinic3_wq.h new file mode 100644 index 000000000000..4854e57357e0 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/hinic3_wq.h @@ -0,0 +1,134 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef HINIC3_WQ_H +#define HINIC3_WQ_H + + + +struct hinic3_wq { + u16 cons_idx; + u16 prod_idx; + + u32 q_depth; + u16 idx_mask; + u16 wqebb_size_shift; + u16 rsvd1; + u16 num_wq_pages; + u32 wqebbs_per_page; + u16 wqebbs_per_page_shift; + u16 wqebbs_per_page_mask; + + struct hinic3_dma_addr_align *wq_pages; + + dma_addr_t wq_block_paddr; + u64 *wq_block_vaddr; + + void *dev_hdl; + u32 wq_page_size; + u16 wqebb_size; +} ____cacheline_aligned; + +#define WQ_MASK_IDX(wq, idx) ((idx) & (wq)->idx_mask) +#define WQ_MASK_PAGE(wq, pg_idx) \ + ((pg_idx) < (wq)->num_wq_pages ? (pg_idx) : 0) +#define WQ_PAGE_IDX(wq, idx) ((idx) >> (wq)->wqebbs_per_page_shift) +#define WQ_OFFSET_IN_PAGE(wq, idx) ((idx) & (wq)->wqebbs_per_page_mask) +#define WQ_GET_WQEBB_ADDR(wq, pg_idx, idx_in_pg) \ + ((u8 *)(wq)->wq_pages[pg_idx].align_vaddr + \ + ((idx_in_pg) << (wq)->wqebb_size_shift)) +#define WQ_IS_0_LEVEL_CLA(wq) ((wq)->num_wq_pages == 1) + +#ifdef static +#undef static +#define LLT_STATIC_DEF_SAVED +#endif + +static inline u16 hinic3_wq_free_wqebbs(struct hinic3_wq *wq) +{ + return wq->q_depth - ((wq->q_depth + wq->prod_idx - wq->cons_idx) & + wq->idx_mask) - 1; +} + +static inline bool hinic3_wq_is_empty(struct hinic3_wq *wq) +{ + return WQ_MASK_IDX(wq, wq->prod_idx) == WQ_MASK_IDX(wq, wq->cons_idx); +} + +static inline void *hinic3_wq_get_one_wqebb(struct hinic3_wq *wq, u16 *pi) +{ + *pi = WQ_MASK_IDX(wq, wq->prod_idx); + wq->prod_idx++; + + return WQ_GET_WQEBB_ADDR(wq, WQ_PAGE_IDX(wq, *pi), + WQ_OFFSET_IN_PAGE(wq, *pi)); +} + +static inline void *hinic3_wq_get_multi_wqebbs(struct hinic3_wq *wq, + u16 num_wqebbs, u16 *prod_idx, + void **second_part_wqebbs_addr, + u16 *first_part_wqebbs_num) +{ + u32 pg_idx, off_in_page; + + *prod_idx = WQ_MASK_IDX(wq, wq->prod_idx); + wq->prod_idx += num_wqebbs; + + pg_idx = WQ_PAGE_IDX(wq, *prod_idx); + off_in_page = WQ_OFFSET_IN_PAGE(wq, *prod_idx); + + if (off_in_page + num_wqebbs > wq->wqebbs_per_page) { + /* wqe across wq page boundary */ + *second_part_wqebbs_addr = + WQ_GET_WQEBB_ADDR(wq, WQ_MASK_PAGE(wq, pg_idx + 1), 0); + *first_part_wqebbs_num = wq->wqebbs_per_page - off_in_page; + } else { + *second_part_wqebbs_addr = NULL; + *first_part_wqebbs_num = num_wqebbs; + } + + return WQ_GET_WQEBB_ADDR(wq, pg_idx, off_in_page); +} + +static inline void hinic3_wq_put_wqebbs(struct hinic3_wq *wq, u16 num_wqebbs) +{ + wq->cons_idx += num_wqebbs; +} + +static inline void *hinic3_wq_wqebb_addr(struct hinic3_wq *wq, u16 idx) +{ + return WQ_GET_WQEBB_ADDR(wq, WQ_PAGE_IDX(wq, idx), + WQ_OFFSET_IN_PAGE(wq, idx)); +} + +static inline void *hinic3_wq_read_one_wqebb(struct hinic3_wq *wq, + u16 *cons_idx) +{ + *cons_idx = WQ_MASK_IDX(wq, wq->cons_idx); + + return hinic3_wq_wqebb_addr(wq, *cons_idx); +} + +static inline u64 hinic3_wq_get_first_wqe_page_addr(struct hinic3_wq *wq) +{ + return wq->wq_pages[0].align_paddr; +} + +static inline void hinic3_wq_reset(struct hinic3_wq *wq) +{ + u16 pg_idx; + + wq->cons_idx = 0; + wq->prod_idx = 0; + + for (pg_idx = 0; pg_idx < wq->num_wq_pages; pg_idx++) + memset(wq->wq_pages[pg_idx].align_vaddr, 0, wq->wq_page_size); +} + + + +int hinic3_wq_create(void *hwdev, struct hinic3_wq *wq, u32 q_depth, + u16 wqebb_size); +void hinic3_wq_destroy(struct hinic3_wq *wq); + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/mag_cmd.h b/drivers/net/ethernet/huawei/hinic3/mag_cmd.h new file mode 100644 index 000000000000..0d6f26800403 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/mag_cmd.h @@ -0,0 +1,879 @@ +/* + * Copyright (c) Huawei Technologies Co., Ltd. 2021-2021. All rights reserved. + * Description: serdes/mag cmd definition between driver and mpu + * Author: ETH group + * Create: 2021-07-30 + */ + +#ifndef MAG_CMD_H +#define MAG_CMD_H + +#include "mgmt_msg_base.h" + +/* serdes/mag消息命令字定义 */ +enum mag_cmd { + /* serdes命令字，统一封装所有serdes命令 */ + SERDES_CMD_PROCESS = 0, + + /* mag命令字，按功能划分 */ + /* 端口配置相关 0-29 */ + MAG_CMD_SET_PORT_CFG = 1, + MAG_CMD_SET_PORT_ADAPT = 2, + MAG_CMD_CFG_LOOPBACK_MODE = 3, + + MAG_CMD_GET_PORT_ENABLE = 5, + MAG_CMD_SET_PORT_ENABLE = 6, + MAG_CMD_GET_LINK_STATUS = 7, + MAG_CMD_SET_LINK_FOLLOW = 8, + MAG_CMD_SET_PMA_ENABLE = 9, + MAG_CMD_CFG_FEC_MODE = 10, + + MAG_CMD_CFG_AN_TYPE = 12, /* reserved for future use */ + MAG_CMD_CFG_LINK_TIME = 13, + + MAG_CMD_SET_PANGEA_ADAPT = 15, + + /* bios link配置相关 30-49 */ + MAG_CMD_CFG_BIOS_LINK_CFG = 31, + MAG_CMD_RESTORE_LINK_CFG = 32, + MAG_CMD_ACTIVATE_BIOS_LINK_CFG = 33, + + /* 光模块、LED、PHY等外设配置管理 50-99 */ + /* LED */ + MAG_CMD_SET_LED_CFG = 50, + + /* PHY */ + MAG_CMD_GET_PHY_INIT_STATUS = 55, /* reserved for future use */ + + /* 光模块 */ + MAG_CMD_GET_XSFP_INFO = 60, + MAG_CMD_SET_XSFP_ENABLE = 61, + MAG_CMD_GET_XSFP_PRESENT = 62, + MAG_CMD_SET_XSFP_RW = 63, /* sfp/qsfp single byte read/write, for equipment test */ + MAG_CMD_CFG_XSFP_TEMPERATURE = 64, + + /* 事件上报 100-149 */ + MAG_CMD_WIRE_EVENT = 100, + MAG_CMD_LINK_ERR_EVENT = 101, + + /* DFX、Counter相关 */ + MAG_CMD_EVENT_PORT_INFO = 150, + MAG_CMD_GET_PORT_STAT = 151, + MAG_CMD_CLR_PORT_STAT = 152, + MAG_CMD_GET_PORT_INFO = 153, + MAG_CMD_GET_PCS_ERR_CNT = 154, + MAG_CMD_GET_MAG_CNT = 155, + MAG_CMD_DUMP_ANTRAIN_INFO = 156, + + MAG_CMD_MAX = 0xFF +}; + +/* serdes cmd struct define */ +#define CMD_ARRAY_BUF_SIZE 64 +#define SERDES_CMD_DATA_BUF_SIZE 512 +struct serdes_in_info { + u32 chip_id : 16; + u32 macro_id : 16; + u32 start_sds_id : 16; + u32 sds_num : 16; + + u32 cmd_type : 8; /* reserved for iotype */ + u32 sub_cmd : 8; + u32 rw : 1; /* 0: read, 1: write */ + u32 rsvd : 15; + + u32 val; + union { + char field[CMD_ARRAY_BUF_SIZE]; + u32 addr; + u8 *ex_param; + }; +}; + +struct serdes_out_info { + u32 str_len; /* out_str lenth */ + u32 result_offset; + u32 type; /* 0:data; 1:string */ + char out_str[SERDES_CMD_DATA_BUF_SIZE]; +}; + +struct serdes_cmd_in { + struct mgmt_msg_head head; + + struct serdes_in_info serdes_in; +}; + +struct serdes_cmd_out { + struct mgmt_msg_head head; + + struct serdes_out_info serdes_out; +}; + +enum mag_cmd_port_speed { + PORT_SPEED_NOT_SET = 0, + PORT_SPEED_10MB = 1, + PORT_SPEED_100MB = 2, + PORT_SPEED_1GB = 3, + PORT_SPEED_10GB = 4, + PORT_SPEED_25GB = 5, + PORT_SPEED_40GB = 6, + PORT_SPEED_50GB = 7, + PORT_SPEED_100GB = 8, + PORT_SPEED_200GB = 9, + PORT_SPEED_UNKNOWN +}; + +enum mag_cmd_port_an { + PORT_AN_NOT_SET = 0, + PORT_CFG_AN_ON = 1, + PORT_CFG_AN_OFF = 2 +}; + +enum mag_cmd_port_adapt { + PORT_ADAPT_NOT_SET = 0, + PORT_CFG_ADAPT_ON = 1, + PORT_CFG_ADAPT_OFF = 2 +}; + +enum mag_cmd_port_sriov { + PORT_SRIOV_NOT_SET = 0, + PORT_CFG_SRIOV_ON = 1, + PORT_CFG_SRIOV_OFF = 2 +}; + +enum mag_cmd_port_fec { + PORT_FEC_NOT_SET = 0, + PORT_FEC_RSFEC = 1, + PORT_FEC_BASEFEC = 2, + PORT_FEC_NOFEC = 3, + PORT_FEC_LLRSFEC = 4, + PORT_FEC_AUTO = 5 +}; + +enum mag_cmd_port_lanes { + PORT_LANES_NOT_SET = 0, + PORT_LANES_X1 = 1, + PORT_LANES_X2 = 2, + PORT_LANES_X4 = 4, + PORT_LANES_X8 = 8 /* reseverd for future use */ +}; + +enum mag_cmd_port_duplex { + PORT_DUPLEX_HALF = 0, + PORT_DUPLEX_FULL = 1 +}; + +enum mag_cmd_wire_node { + WIRE_NODE_UNDEF = 0, + CABLE_10G = 1, + FIBER_10G = 2, + CABLE_25G = 3, + FIBER_25G = 4, + CABLE_40G = 5, + FIBER_40G = 6, + CABLE_50G = 7, + FIBER_50G = 8, + CABLE_100G = 9, + FIBER_100G = 10, + CABLE_200G = 11, + FIBER_200G = 12, + WIRE_NODE_NUM +}; + +enum mag_cmd_cnt_type { + MAG_RX_RSFEC_DEC_CW_CNT = 0, + MAG_RX_RSFEC_CORR_CW_CNT = 1, + MAG_RX_RSFEC_UNCORR_CW_CNT = 2, + MAG_RX_PCS_BER_CNT = 3, + MAG_RX_PCS_ERR_BLOCK_CNT = 4, + MAG_RX_PCS_E_BLK_CNT = 5, + MAG_RX_PCS_DEC_ERR_BLK_CNT = 6, + MAG_RX_PCS_LANE_BIP_ERR_CNT = 7, + MAG_CNT_NUM +}; + +/* mag_cmd_set_port_cfg config bitmap */ +#define MAG_CMD_SET_SPEED 0x1 +#define MAG_CMD_SET_AUTONEG 0x2 +#define MAG_CMD_SET_FEC 0x4 +#define MAG_CMD_SET_LANES 0x8 +struct mag_cmd_set_port_cfg { + struct mgmt_msg_head head; + + u8 port_id; + u8 rsvd0[3]; + + u32 config_bitmap; + u8 speed; + u8 autoneg; + u8 fec; + u8 lanes; + u8 rsvd1[20]; +}; + +/* mag supported/advertised link mode bitmap */ +enum mag_cmd_link_mode { + LINK_MODE_GE = 0, + LINK_MODE_10GE_BASE_R = 1, + LINK_MODE_25GE_BASE_R = 2, + LINK_MODE_40GE_BASE_R4 = 3, + LINK_MODE_50GE_BASE_R = 4, + LINK_MODE_50GE_BASE_R2 = 5, + LINK_MODE_100GE_BASE_R = 6, + LINK_MODE_100GE_BASE_R2 = 7, + LINK_MODE_100GE_BASE_R4 = 8, + LINK_MODE_200GE_BASE_R2 = 9, + LINK_MODE_200GE_BASE_R4 = 10, + LINK_MODE_MAX_NUMBERS, + + LINK_MODE_UNKNOWN = 0xFFFF +}; + +#define LINK_MODE_GE_BIT 0x1u +#define LINK_MODE_10GE_BASE_R_BIT 0x2u +#define LINK_MODE_25GE_BASE_R_BIT 0x4u +#define LINK_MODE_40GE_BASE_R4_BIT 0x8u +#define LINK_MODE_50GE_BASE_R_BIT 0x10u +#define LINK_MODE_50GE_BASE_R2_BIT 0x20u +#define LINK_MODE_100GE_BASE_R_BIT 0x40u +#define LINK_MODE_100GE_BASE_R2_BIT 0x80u +#define LINK_MODE_100GE_BASE_R4_BIT 0x100u +#define LINK_MODE_200GE_BASE_R2_BIT 0x200u +#define LINK_MODE_200GE_BASE_R4_BIT 0x400u + +#define CABLE_10GE_BASE_R_BIT LINK_MODE_10GE_BASE_R_BIT +#define CABLE_25GE_BASE_R_BIT (LINK_MODE_25GE_BASE_R_BIT | LINK_MODE_10GE_BASE_R_BIT) +#define CABLE_40GE_BASE_R4_BIT LINK_MODE_40GE_BASE_R4_BIT +#define CABLE_50GE_BASE_R_BIT (LINK_MODE_50GE_BASE_R_BIT | LINK_MODE_25GE_BASE_R_BIT | LINK_MODE_10GE_BASE_R_BIT) +#define CABLE_50GE_BASE_R2_BIT LINK_MODE_50GE_BASE_R2_BIT +#define CABLE_100GE_BASE_R2_BIT (LINK_MODE_100GE_BASE_R2_BIT | LINK_MODE_50GE_BASE_R2_BIT) +#define CABLE_100GE_BASE_R4_BIT (LINK_MODE_100GE_BASE_R4_BIT | LINK_MODE_40GE_BASE_R4_BIT) +#define CABLE_200GE_BASE_R4_BIT (LINK_MODE_200GE_BASE_R4_BIT | LINK_MODE_100GE_BASE_R4_BIT | LINK_MODE_40GE_BASE_R4_BIT) + +struct mag_cmd_get_port_info { + struct mgmt_msg_head head; + + u8 port_id; + u8 rsvd0[3]; + + u8 wire_type; + u8 an_support; + u8 an_en; + u8 duplex; + + u8 speed; + u8 fec; + u8 lanes; + u8 rsvd1; + + u32 supported_mode; + u32 advertised_mode; + u8 rsvd2[8]; +}; + +#define MAG_CMD_OPCODE_GET 0 +#define MAG_CMD_OPCODE_SET 1 +struct mag_cmd_set_port_adapt { + struct mgmt_msg_head head; + + u8 port_id; + u8 opcode; /* 0:get adapt info 1:set adapt */ + u8 enable; + u8 rsvd0; + u32 speed_mode; + u32 rsvd1[3]; +}; + +#define MAG_CMD_LP_MODE_SDS_S_TX2RX 1 +#define MAG_CMD_LP_MODE_SDS_P_RX2TX 2 +#define MAG_CMD_LP_MODE_SDS_P_TX2RX 3 +#define MAG_CMD_LP_MODE_MAC_RX2TX 4 +#define MAG_CMD_LP_MODE_MAC_TX2RX 5 +#define MAG_CMD_LP_MODE_TXDP2RXDP 6 +struct mag_cmd_cfg_loopback_mode { + struct mgmt_msg_head head; + + u8 port_id; + u8 opcode; /* 0:get loopback mode 1:set loopback mode */ + u8 lp_mode; + u8 lp_en; /* 0:disable 1:enable */ + + u32 rsvd0[2]; +}; + +#define MAG_CMD_PORT_DISABLE 0x0 +#define MAG_CMD_TX_ENABLE 0x1 +#define MAG_CMD_RX_ENABLE 0x2 +/* the physical port is disable only when all pf of the port are set to down, if any pf is enable, the port is enable */ +struct mag_cmd_set_port_enable { + struct mgmt_msg_head head; + + u16 function_id; /* function_id should not more than the max support pf_id(32) */ + u16 rsvd0; + + u8 state; /* bitmap bit0:tx_en bit1:rx_en */ + u8 rsvd1[3]; +}; + +struct mag_cmd_get_port_enable { + struct mgmt_msg_head head; + + u8 port; + u8 state; /* bitmap bit0:tx_en bit1:rx_en */ + u8 rsvd0[2]; +}; + +#define PMA_FOLLOW_DEFAULT 0x0 +#define PMA_FOLLOW_ENABLE 0x1 +#define PMA_FOLLOW_DISABLE 0x2 +#define PMA_FOLLOW_GET 0x4 +/* the physical port disable link follow only when all pf of the port are set to follow disable */ +struct mag_cmd_set_link_follow { + struct mgmt_msg_head head; + + u16 function_id; /* function_id should not more than the max support pf_id(32) */ + u16 rsvd0; + + u8 follow; + u8 rsvd1[3]; +}; + +/* firmware also use this cmd report link event to driver */ +struct mag_cmd_get_link_status { + struct mgmt_msg_head head; + + u8 port_id; + u8 status; /* 0:link down 1:link up */ + u8 rsvd0[2]; +}; + +struct mag_cmd_set_pma_enable { + struct mgmt_msg_head head; + + u16 function_id; /* function_id should not more than the max support pf_id(32) */ + u16 enable; +}; + +struct mag_cmd_cfg_an_type { + struct mgmt_msg_head head; + + u8 port_id; + u8 opcode; /* 0:get an type 1:set an type */ + u8 rsvd0[2]; + + u32 an_type; /* 0:ieee 1:25G/50 eth consortium */ +}; + +struct mag_cmd_get_link_time { + struct mgmt_msg_head head; + u8 port_id; + u8 rsvd0[3]; + + u32 link_up_begin; + u32 link_up_end; + u32 link_down_begin; + u32 link_down_end; +}; + +struct mag_cmd_cfg_fec_mode { + struct mgmt_msg_head head; + + u8 port_id; + u8 opcode; /* 0:get fec mode 1:set fec mode */ + u8 fec; + u8 rsvd0; +}; + +/* speed */ +#define PANGEA_ADAPT_10G_BITMAP 0xd +#define PANGEA_ADAPT_25G_BITMAP 0x72 +#define PANGEA_ADAPT_40G_BITMAP 0x680 +#define PANGEA_ADAPT_100G_BITMAP 0x1900 + +/* speed and fec */ +#define PANGEA_10G_NO_BITMAP 0x8 +#define PANGEA_10G_BASE_BITMAP 0x4 +#define PANGEA_25G_NO_BITMAP 0x10 +#define PANGEA_25G_BASE_BITMAP 0x20 +#define PANGEA_25G_RS_BITMAP 0x40 +#define PANGEA_40G_NO_BITMAP 0x400 +#define PANGEA_40G_BASE_BITMAP 0x200 +#define PANGEA_100G_NO_BITMAP 0x800 +#define PANGEA_100G_RS_BITMAP 0x1000 + +/* adapt or fec */ +#define PANGEA_ADAPT_ADAPT_BITMAP 0x183 +#define PANGEA_ADAPT_NO_BITMAP 0xc18 +#define PANGEA_ADAPT_BASE_BITMAP 0x224 +#define PANGEA_ADAPT_RS_BITMAP 0x1040 + +/* default cfg */ +#define PANGEA_ADAPT_CFG_10G_CR 0x200d +#define PANGEA_ADAPT_CFG_10G_SRLR 0xd +#define PANGEA_ADAPT_CFG_25G_CR 0x207f +#define PANGEA_ADAPT_CFG_25G_SRLR 0x72 +#define PANGEA_ADAPT_CFG_40G_CR4 0x2680 +#define PANGEA_ADAPT_CFG_40G_SRLR4 0x680 +#define PANGEA_ADAPT_CFG_100G_CR4 0x3f80 +#define PANGEA_ADAPT_CFG_100G_SRLR4 0x1900 +typedef union { + struct { + u32 adapt_10g : 1; /* [0] adapt_10g */ + u32 adapt_25g : 1; /* [1] adapt_25g */ + u32 base_10g : 1; /* [2] base_10g */ + u32 no_10g : 1; /* [3] no_10g */ + u32 no_25g : 1; /* [4] no_25g */ + u32 base_25g : 1; /* [5] base_25g */ + u32 rs_25g : 1; /* [6] rs_25g */ + u32 adapt_40g : 1; /* [7] adapt_40g */ + u32 adapt_100g : 1; /* [8] adapt_100g */ + u32 base_40g : 1; /* [9] base_40g */ + u32 no_40g : 1; /* [10] no_40g */ + u32 no_100g : 1; /* [11] no_100g */ + u32 rs_100g : 1; /* [12] rs_100g */ + u32 auto_neg : 1; /* [13] auto_neg */ + u32 rsvd0 : 18; /* [31:14] reserved */ + } bits; + + u32 value; +} pangea_adapt_bitmap_u; + +#define PANGEA_ADAPT_GET 0x0 +#define PANGEA_ADAPT_SET 0x1 +struct mag_cmd_set_pangea_adapt { + struct mgmt_msg_head head; + + u16 port_id; + u8 opcode; /* 0:get adapt info 1:cfg adapt info */ + u8 wire_type; + + pangea_adapt_bitmap_u cfg_bitmap; + pangea_adapt_bitmap_u cur_bitmap; + u32 rsvd1[3]; +}; + +struct mag_cmd_cfg_bios_link_cfg { + struct mgmt_msg_head head; + + u8 port_id; + u8 opcode; /* 0:get bios link info 1:set bios link cfg */ + u8 clear; + u8 rsvd0; + + u32 wire_type; + u8 an_en; + u8 speed; + u8 fec; + u8 rsvd1; + u32 speed_mode; + u32 rsvd2[3]; +}; + +struct mag_cmd_restore_link_cfg { + struct mgmt_msg_head head; + + u8 port_id; + u8 rsvd[7]; +}; + +struct mag_cmd_activate_bios_link_cfg { + struct mgmt_msg_head head; + + u32 rsvd[8]; +}; + +/* led type */ +enum mag_led_type { + MAG_CMD_LED_TYPE_ALARM = 0x0, + MAG_CMD_LED_TYPE_LOW_SPEED = 0x1, + MAG_CMD_LED_TYPE_HIGH_SPEED = 0x2 +}; + +/* led mode */ +enum mag_led_mode { + MAG_CMD_LED_MODE_DEFAULT = 0x0, + MAG_CMD_LED_MODE_FORCE_ON = 0x1, + MAG_CMD_LED_MODE_FORCE_OFF = 0x2, + MAG_CMD_LED_MODE_FORCE_BLINK_1HZ = 0x3, + MAG_CMD_LED_MODE_FORCE_BLINK_2HZ = 0x4, + MAG_CMD_LED_MODE_FORCE_BLINK_4HZ = 0x5, + MAG_CMD_LED_MODE_1HZ = 0x6, + MAG_CMD_LED_MODE_2HZ = 0x7, + MAG_CMD_LED_MODE_4HZ = 0x8 +}; + +/* the led is report alarm when any pf of the port is alram */ +struct mag_cmd_set_led_cfg { + struct mgmt_msg_head head; + + u16 function_id; + u8 type; + u8 mode; +}; + +#define XSFP_INFO_MAX_SIZE 640 +/* xsfp wire type, refer to cmis protocol definition */ +enum mag_wire_type { + MAG_CMD_WIRE_TYPE_UNKNOWN = 0x0, + MAG_CMD_WIRE_TYPE_MM = 0x1, + MAG_CMD_WIRE_TYPE_SM = 0x2, + MAG_CMD_WIRE_TYPE_COPPER = 0x3, + MAG_CMD_WIRE_TYPE_ACC = 0x4, + MAG_CMD_WIRE_TYPE_BASET = 0x5, + MAG_CMD_WIRE_TYPE_AOC = 0x40, + MAG_CMD_WIRE_TYPE_ELECTRIC = 0x41, + MAG_CMD_WIRE_TYPE_BACKPLANE = 0x42 +}; + +struct mag_cmd_get_xsfp_info { + struct mgmt_msg_head head; + + u8 port_id; + u8 wire_type; + u16 out_len; + u32 rsvd; + u8 sfp_info[XSFP_INFO_MAX_SIZE]; +}; + +#define MAG_CMD_XSFP_DISABLE 0x0 +#define MAG_CMD_XSFP_ENABLE 0x1 +/* the sfp is disable only when all pf of the port are set sfp down, if any pf is enable, the sfp is enable */ +struct mag_cmd_set_xsfp_enable { + struct mgmt_msg_head head; + + u32 port_id; + u32 status; /* 0:on 1:off */ +}; + +#define MAG_CMD_XSFP_PRESENT 0x0 +#define MAG_CMD_XSFP_ABSENT 0x1 +struct mag_cmd_get_xsfp_present { + struct mgmt_msg_head head; + + u8 port_id; + u8 abs_status; /* 0:present, 1:absent */ + u8 rsvd[2]; +}; + +#define MAG_CMD_XSFP_READ 0x0 +#define MAG_CMD_XSFP_WRITE 0x1 +struct mag_cmd_set_xsfp_rw { + struct mgmt_msg_head head; + + u8 port_id; + u8 operation; /* 0: read; 1: write */ + u8 value; + u8 rsvd0; + u32 devaddr; + u32 offset; + u32 rsvd1; +}; + +struct mag_cmd_cfg_xsfp_temperature { + struct mgmt_msg_head head; + + u8 opcode; /* 0:read 1:write */ + u8 rsvd0[3]; + s32 max_temp; + s32 min_temp; +}; + +struct mag_cmd_get_xsfp_temperature { + struct mgmt_msg_head head; + + s16 sfp_temp[8]; + u8 rsvd[32]; + s32 max_temp; + s32 min_temp; +}; + +/* xsfp plug event */ +struct mag_cmd_wire_event { + struct mgmt_msg_head head; + + u8 port_id; + u8 status; /* 0:present, 1:absent */ + u8 rsvd[2]; +}; + +/* link err type definition */ +#define MAG_CMD_ERR_XSFP_UNKNOWN 0x0 +struct mag_cmd_link_err_event { + struct mgmt_msg_head head; + + u8 port_id; + u8 link_err_type; + u8 rsvd[2]; +}; + +#define MAG_PARAM_TYPE_DEFAULT_CFG 0x0 +#define MAG_PARAM_TYPE_BIOS_CFG 0x1 +#define MAG_PARAM_TYPE_TOOL_CFG 0x2 +#define MAG_PARAM_TYPE_FINAL_CFG 0x3 +#define MAG_PARAM_TYPE_WIRE_INFO 0x4 +#define MAG_PARAM_TYPE_ADAPT_INFO 0x5 +#define MAG_PARAM_TYPE_MAX_CNT 0x6 +struct param_head { + u8 valid_len; + u8 info_type; + u8 rsvd[2]; +}; + +struct mag_port_link_param { + struct param_head head; + + u8 an; + u8 fec; + u8 speed; + u8 rsvd0; + + u32 used; + u32 an_fec_ability; + u32 an_speed_ability; + u32 an_pause_ability; +}; + +struct mag_port_wire_info { + struct param_head head; + + u8 status; + u8 rsvd0[3]; + + u8 wire_type; + u8 default_fec; + u8 speed; + u8 rsvd1; + u32 speed_ability; +}; + +struct mag_port_adapt_info { + struct param_head head; + + u32 adapt_en; + u32 flash_adapt; + u32 rsvd0[2]; + + u32 wire_node; + u32 an_en; + u32 speed; + u32 fec; +}; + +struct mag_port_param_info { + u8 parameter_cnt; + u8 lane_id; + u8 lane_num; + u8 rsvd0; + + struct mag_port_link_param default_cfg; + struct mag_port_link_param bios_cfg; + struct mag_port_link_param tool_cfg; + struct mag_port_link_param final_cfg; + + struct mag_port_wire_info wire_info; + struct mag_port_adapt_info adapt_info; +}; + +#define XSFP_VENDOR_NAME_LEN 16 +struct mag_cmd_event_port_info { + struct mgmt_msg_head head; + + u8 port_id; + u8 event_type; + u8 rsvd0[2]; + + // 光模块相关 + u8 vendor_name[XSFP_VENDOR_NAME_LEN]; + u32 port_type; /* fiber / copper */ + u32 port_sub_type; /* sr / lr */ + u32 cable_length; /* 1/3/5m */ + u8 cable_temp; /* 温度 */ + u8 max_speed; /* 光模块最大速率 */ + u8 sfp_type; /* sfp/qsfp */ + u8 rsvd1; + u32 power[4]; /* 光功率 */ + + u8 an_state; + u8 fec; + u16 speed; + + u8 gpio_insert; /* 0:present 1:absent */ + u8 alos; + u8 rx_los; + u8 pma_ctrl; + + u32 pma_fifo_reg; + u32 pma_signal_ok_reg; + u32 pcs_64_66b_reg; + u32 rf_lf; + u8 pcs_link; + u8 pcs_mac_link; + u8 tx_enable; + u8 rx_enable; + u32 pcs_err_cnt; + + u8 eq_data[38]; + u8 rsvd2[2]; + + u32 his_link_machine_state; + u32 cur_link_machine_state; + u8 his_machine_state_data[128]; + u8 cur_machine_state_data[128]; + u8 his_machine_state_length; + u8 cur_machine_state_length; + + struct mag_port_param_info param_info; + u8 rsvd3[360]; +}; + +struct mag_cmd_port_stats { + u64 mac_tx_fragment_pkt_num; + u64 mac_tx_undersize_pkt_num; + u64 mac_tx_undermin_pkt_num; + u64 mac_tx_64_oct_pkt_num; + u64 mac_tx_65_127_oct_pkt_num; + u64 mac_tx_128_255_oct_pkt_num; + u64 mac_tx_256_511_oct_pkt_num; + u64 mac_tx_512_1023_oct_pkt_num; + u64 mac_tx_1024_1518_oct_pkt_num; + u64 mac_tx_1519_2047_oct_pkt_num; + u64 mac_tx_2048_4095_oct_pkt_num; + u64 mac_tx_4096_8191_oct_pkt_num; + u64 mac_tx_8192_9216_oct_pkt_num; + u64 mac_tx_9217_12287_oct_pkt_num; + u64 mac_tx_12288_16383_oct_pkt_num; + u64 mac_tx_1519_max_bad_pkt_num; + u64 mac_tx_1519_max_good_pkt_num; + u64 mac_tx_oversize_pkt_num; + u64 mac_tx_jabber_pkt_num; + u64 mac_tx_bad_pkt_num; + u64 mac_tx_bad_oct_num; + u64 mac_tx_good_pkt_num; + u64 mac_tx_good_oct_num; + u64 mac_tx_total_pkt_num; + u64 mac_tx_total_oct_num; + u64 mac_tx_uni_pkt_num; + u64 mac_tx_multi_pkt_num; + u64 mac_tx_broad_pkt_num; + u64 mac_tx_pause_num; + u64 mac_tx_pfc_pkt_num; + u64 mac_tx_pfc_pri0_pkt_num; + u64 mac_tx_pfc_pri1_pkt_num; + u64 mac_tx_pfc_pri2_pkt_num; + u64 mac_tx_pfc_pri3_pkt_num; + u64 mac_tx_pfc_pri4_pkt_num; + u64 mac_tx_pfc_pri5_pkt_num; + u64 mac_tx_pfc_pri6_pkt_num; + u64 mac_tx_pfc_pri7_pkt_num; + u64 mac_tx_control_pkt_num; + u64 mac_tx_err_all_pkt_num; + u64 mac_tx_from_app_good_pkt_num; + u64 mac_tx_from_app_bad_pkt_num; + + u64 mac_rx_fragment_pkt_num; + u64 mac_rx_undersize_pkt_num; + u64 mac_rx_undermin_pkt_num; + u64 mac_rx_64_oct_pkt_num; + u64 mac_rx_65_127_oct_pkt_num; + u64 mac_rx_128_255_oct_pkt_num; + u64 mac_rx_256_511_oct_pkt_num; + u64 mac_rx_512_1023_oct_pkt_num; + u64 mac_rx_1024_1518_oct_pkt_num; + u64 mac_rx_1519_2047_oct_pkt_num; + u64 mac_rx_2048_4095_oct_pkt_num; + u64 mac_rx_4096_8191_oct_pkt_num; + u64 mac_rx_8192_9216_oct_pkt_num; + u64 mac_rx_9217_12287_oct_pkt_num; + u64 mac_rx_12288_16383_oct_pkt_num; + u64 mac_rx_1519_max_bad_pkt_num; + u64 mac_rx_1519_max_good_pkt_num; + u64 mac_rx_oversize_pkt_num; + u64 mac_rx_jabber_pkt_num; + u64 mac_rx_bad_pkt_num; + u64 mac_rx_bad_oct_num; + u64 mac_rx_good_pkt_num; + u64 mac_rx_good_oct_num; + u64 mac_rx_total_pkt_num; + u64 mac_rx_total_oct_num; + u64 mac_rx_uni_pkt_num; + u64 mac_rx_multi_pkt_num; + u64 mac_rx_broad_pkt_num; + u64 mac_rx_pause_num; + u64 mac_rx_pfc_pkt_num; + u64 mac_rx_pfc_pri0_pkt_num; + u64 mac_rx_pfc_pri1_pkt_num; + u64 mac_rx_pfc_pri2_pkt_num; + u64 mac_rx_pfc_pri3_pkt_num; + u64 mac_rx_pfc_pri4_pkt_num; + u64 mac_rx_pfc_pri5_pkt_num; + u64 mac_rx_pfc_pri6_pkt_num; + u64 mac_rx_pfc_pri7_pkt_num; + u64 mac_rx_control_pkt_num; + u64 mac_rx_sym_err_pkt_num; + u64 mac_rx_fcs_err_pkt_num; + u64 mac_rx_send_app_good_pkt_num; + u64 mac_rx_send_app_bad_pkt_num; + u64 mac_rx_unfilter_pkt_num; +}; + +struct mag_cmd_port_stats_info { + struct mgmt_msg_head head; + + u8 port_id; + u8 rsvd0[3]; +}; + +struct mag_cmd_get_port_stat { + struct mgmt_msg_head head; + + struct mag_cmd_port_stats counter; + u64 rsvd1[15]; +}; + +struct mag_cmd_get_pcs_err_cnt { + struct mgmt_msg_head head; + + u8 port_id; + u8 rsvd0[3]; + + u32 pcs_err_cnt; +}; + +struct mag_cmd_get_mag_cnt { + struct mgmt_msg_head head; + + u8 port_id; + u8 len; + u8 rsvd0[2]; + + u32 mag_csr[128]; +}; + +struct mag_cmd_dump_antrain_info { + struct mgmt_msg_head head; + + u8 port_id; + u8 len; + u8 rsvd0[2]; + + u32 antrain_csr[256]; +}; + +#define MAG_SFP_PORT_NUM 24 +/* 芯片光模块温度结构体定义 */ +struct mag_cmd_sfp_temp_in_info { + struct mgmt_msg_head head; /* 8B */ + u8 opt_type; /* 0:read operation 1:cfg operation */ + u8 rsv[3]; + s32 max_temp; /* 芯片光模块阈值 */ + s32 min_temp; /* 芯片光模块阈值 */ +}; + +struct mag_cmd_sfp_temp_out_info { + struct mgmt_msg_head head; /* 8B */ + s16 sfp_temp_data[MAG_SFP_PORT_NUM]; /* 读出的温度 */ + s32 max_temp; /* 芯片光模块阈值 */ + s32 min_temp; /* 芯片光模块阈值 */ +}; + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/mgmt_msg_base.h b/drivers/net/ethernet/huawei/hinic3/mgmt_msg_base.h new file mode 100644 index 000000000000..4b32507161c1 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/mgmt_msg_base.h @@ -0,0 +1,27 @@ +/* ***************************************************************************** + * Copyright (c) Huawei Technologies Co., Ltd. 2021-2022. All rights reserved. + ****************************************************************************** + File Name : mgmt_msg_base.h + Version : Initial Draft + Created : 2021/6/28 + Last Modified : + Description : COMM Command interfaces between Driver and MPU + Function List : +***************************************************************************** */ + +#ifndef MGMT_MSG_BASE_H +#define MGMT_MSG_BASE_H + +#define MGMT_MSG_CMD_OP_SET 1 +#define MGMT_MSG_CMD_OP_GET 0 + +#define MGMT_MSG_CMD_OP_START 1 +#define MGMT_MSG_CMD_OP_STOP 0 + +struct mgmt_msg_head { + u8 status; + u8 version; + u8 rsvd0[6]; +}; + +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/nic_cfg_comm.h b/drivers/net/ethernet/huawei/hinic3/nic_cfg_comm.h new file mode 100644 index 000000000000..ce6109063f24 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/nic_cfg_comm.h @@ -0,0 +1,66 @@ +/****************************************************************************** + + Copyright (C), 2001-2021, Huawei Tech. Co., Ltd. + + ****************************************************************************** + File Name : nic_cfg_comm.h + Version : Initial Draft + Description : nic config common header file + Function List : + History : + Modification: Created file + +******************************************************************************/ + +#ifndef NIC_CFG_COMM_H +#define NIC_CFG_COMM_H + +/* rss */ +#define HINIC3_RSS_TYPE_VALID_SHIFT 23 +#define HINIC3_RSS_TYPE_TCP_IPV6_EXT_SHIFT 24 +#define HINIC3_RSS_TYPE_IPV6_EXT_SHIFT 25 +#define HINIC3_RSS_TYPE_TCP_IPV6_SHIFT 26 +#define HINIC3_RSS_TYPE_IPV6_SHIFT 27 +#define HINIC3_RSS_TYPE_TCP_IPV4_SHIFT 28 +#define HINIC3_RSS_TYPE_IPV4_SHIFT 29 +#define HINIC3_RSS_TYPE_UDP_IPV6_SHIFT 30 +#define HINIC3_RSS_TYPE_UDP_IPV4_SHIFT 31 + +#define HINIC3_RSS_TYPE_SET(val, member) (((u32)(val) & 0x1) << HINIC3_RSS_TYPE_##member##_SHIFT) +#define HINIC3_RSS_TYPE_GET(val, member) (((u32)(val) >> HINIC3_RSS_TYPE_##member##_SHIFT) & 0x1) + +enum nic_rss_hash_type { + NIC_RSS_HASH_TYPE_XOR = 0, + NIC_RSS_HASH_TYPE_TOEP, + + NIC_RSS_HASH_TYPE_MAX /* MUST BE THE LAST ONE */ +}; + +#define NIC_RSS_INDIR_SIZE 256 +#define NIC_RSS_KEY_SIZE 40 + +/* * + * Definition of the NIC receiving mode + */ +#define NIC_RX_MODE_UC 0x01 +#define NIC_RX_MODE_MC 0x02 +#define NIC_RX_MODE_BC 0x04 +#define NIC_RX_MODE_MC_ALL 0x08 +#define NIC_RX_MODE_PROMISC 0x10 + +/* IEEE 802.1Qaz std */ +#define NIC_DCB_COS_MAX 0x8 +#define NIC_DCB_UP_MAX 0x8 +#define NIC_DCB_TC_MAX 0x8 +#define NIC_DCB_PG_MAX 0x8 +#define NIC_DCB_TSA_SP 0x0 +#define NIC_DCB_TSA_CBS 0x1 /* hi1822 do NOT support */ +#define NIC_DCB_TSA_ETS 0x2 +#define NIC_DCB_DSCP_NUM 0x8 +#define NIC_DCB_IP_PRI_MAX 0x40 + +#define NIC_DCB_PRIO_DWRR 0x0 +#define NIC_DCB_PRIO_STRICT 0x1 + +#define NIC_DCB_MAX_PFC_NUM 0x4 +#endif diff --git a/drivers/net/ethernet/huawei/hinic3/ossl_knl.h b/drivers/net/ethernet/huawei/hinic3/ossl_knl.h new file mode 100644 index 000000000000..ab8d023aaac7 --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/ossl_knl.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef OSSL_KNL_H +#define OSSL_KNL_H + +#include "ossl_knl_linux.h" + + +#define sdk_err(dev, format, ...) dev_err(dev, "[COMM]" format, ##__VA_ARGS__) +#define sdk_warn(dev, format, ...) dev_warn(dev, "[COMM]" format, ##__VA_ARGS__) +#define sdk_notice(dev, format, ...) dev_notice(dev, "[COMM]" format, ##__VA_ARGS__) +#define sdk_info(dev, format, ...) dev_info(dev, "[COMM]" format, ##__VA_ARGS__) + +#define nic_err(dev, format, ...) dev_err(dev, "[NIC]" format, ##__VA_ARGS__) +#define nic_warn(dev, format, ...) dev_warn(dev, "[NIC]" format, ##__VA_ARGS__) +#define nic_notice(dev, format, ...) dev_notice(dev, "[NIC]" format, ##__VA_ARGS__) +#define nic_info(dev, format, ...) dev_info(dev, "[NIC]" format, ##__VA_ARGS__) + + + +#ifndef BIG_ENDIAN +#define BIG_ENDIAN 0x4321 +#endif + +#ifndef LITTLE_ENDIAN +#define LITTLE_ENDIAN 0x1234 +#endif + +#ifdef BYTE_ORDER +#undef BYTE_ORDER +#endif +/* X86 */ +#define BYTE_ORDER LITTLE_ENDIAN +#define USEC_PER_MSEC 1000L +#define MSEC_PER_SEC 1000L + +#endif /* OSSL_KNL_H */ diff --git a/drivers/net/ethernet/huawei/hinic3/ossl_knl_linux.h b/drivers/net/ethernet/huawei/hinic3/ossl_knl_linux.h new file mode 100644 index 000000000000..b117c365a1fd --- /dev/null +++ b/drivers/net/ethernet/huawei/hinic3/ossl_knl_linux.h @@ -0,0 +1,2178 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2021 Huawei Technologies Co., Ltd */ + +#ifndef OSSL_KNL_LINUX_H_ +#define OSSL_KNL_LINUX_H_ + +#include <net/checksum.h> +#include <net/ipv6.h> +#include <linux/string.h> +#include <linux/pci.h> +#include <linux/device.h> +#include <linux/version.h> +#include <linux/ethtool.h> +#include <linux/fs.h> +#include <linux/kthread.h> +#include <linux/if_vlan.h> +#include <linux/udp.h> +#include <linux/highmem.h> +#include <linux/list.h> +#include <linux/bitmap.h> +#include <linux/slab.h> + +/*lint -e652*/ +/* UTS_RELEASE is in a different header starting in kernel 2.6.18 */ +#ifndef UTS_RELEASE +/* utsrelease.h changed locations in 2.6.33 */ +#if (KERNEL_VERSION(2, 6, 33) > LINUX_VERSION_CODE) +#include <linux/utsrelease.h> +#else +#include <generated/utsrelease.h> +#endif +#endif + +#ifndef NETIF_F_SCTP_CSUM +#define NETIF_F_SCTP_CSUM 0 +#endif + +#ifndef __GFP_COLD +#define __GFP_COLD 0 +#endif + +#ifndef __GFP_COMP +#define __GFP_COMP 0 +#endif + +#undef __always_unused +#define __always_unused __attribute__((__unused__)) + +#ifndef ETHTOOL_GLINKSETTINGS +/* adapt to SUPPORTED_** and ADVERTISED_**, only 32 bits */ +enum ethtool_link_mode_bit_indices { + ETHTOOL_LINK_MODE_1000baseT_Full_BIT = 5, + ETHTOOL_LINK_MODE_Autoneg_BIT = 6, + ETHTOOL_LINK_MODE_TP_BIT = 7, + ETHTOOL_LINK_MODE_FIBRE_BIT = 10, + ETHTOOL_LINK_MODE_Pause_BIT = 13, + ETHTOOL_LINK_MODE_Asym_Pause_BIT = 14, + ETHTOOL_LINK_MODE_Backplane_BIT = 16, + ETHTOOL_LINK_MODE_10000baseT_Full_BIT = 12, + ETHTOOL_LINK_MODE_1000baseKX_Full_BIT = 17, + ETHTOOL_LINK_MODE_10000baseKR_Full_BIT = 19, + ETHTOOL_LINK_MODE_10000baseR_FEC_BIT = 20, + ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT = 23, + ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT = 24, + ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT = 25, + ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT = 26, + ETHTOOL_LINK_MODE_25000baseCR_Full_BIT = 31, +}; + +#ifndef __ETHTOOL_LINK_MODE_MASK_NBITS +#define __ETHTOOL_LINK_MODE_MASK_NBITS 32 +#endif +#endif + +#ifndef __ETHTOOL_DECLARE_LINK_MODE_MASK +#define __ETHTOOL_DECLARE_LINK_MODE_MASK(name) \ + DECLARE_BITMAP(name, __ETHTOOL_LINK_MODE_MASK_NBITS) +#endif + +#ifndef ETHTOOL_LINK_MODE_1000baseX_Full_BIT +#define ETHTOOL_LINK_MODE_1000baseX_Full_BIT 41 +#endif + +#ifndef ETHTOOL_LINK_MODE_10000baseCR_Full_BIT +#define ETHTOOL_LINK_MODE_10000baseCR_Full_BIT 42 +#define ETHTOOL_LINK_MODE_10000baseSR_Full_BIT 43 +#define ETHTOOL_LINK_MODE_10000baseLR_Full_BIT 44 +#define ETHTOOL_LINK_MODE_10000baseLRM_Full_BIT 45 +#endif + +#ifndef ETHTOOL_LINK_MODE_25000baseKR_Full_BIT +#define ETHTOOL_LINK_MODE_25000baseKR_Full_BIT 32 +#define ETHTOOL_LINK_MODE_25000baseSR_Full_BIT 33 +#endif + +#ifndef ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT +#define ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT 34 +#define ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT 35 +#define ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT 40 +#endif + +#ifndef ETHTOOL_LINK_MODE_50000baseKR_Full_BIT +#define ETHTOOL_LINK_MODE_50000baseKR_Full_BIT 52 +#define ETHTOOL_LINK_MODE_50000baseCR_Full_BIT 54 +#define ETHTOOL_LINK_MODE_50000baseSR_Full_BIT 53 +#endif + +#ifndef ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT +#define ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT 36 +#define ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT 37 +#define ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT 38 +#define ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT 39 +#endif + +#ifndef ETHTOOL_LINK_MODE_100000baseKR2_Full_BIT +#define ETHTOOL_LINK_MODE_100000baseKR2_Full_BIT 57 +#define ETHTOOL_LINK_MODE_100000baseCR2_Full_BIT 59 +#define ETHTOOL_LINK_MODE_100000baseSR2_Full_BIT 58 +#endif + +#ifndef ETHTOOL_LINK_MODE_100000baseKR_Full_BIT +#define ETHTOOL_LINK_MODE_100000baseKR_Full_BIT 75 +#define ETHTOOL_LINK_MODE_100000baseCR_Full_BIT 78 +#define ETHTOOL_LINK_MODE_100000baseSR_Full_BIT 76 +#endif + +#ifndef ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT +#define ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT 62 +#define ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT 63 +#define ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT 66 +#endif + +#ifndef ETHTOOL_LINK_MODE_200000baseKR2_Full_BIT +#define ETHTOOL_LINK_MODE_200000baseKR2_Full_BIT 80 +#define ETHTOOL_LINK_MODE_200000baseSR2_Full_BIT 81 +#define ETHTOOL_LINK_MODE_200000baseCR2_Full_BIT 84 +#endif + +#ifndef SPEED_50000 +#define SPEED_50000 50000 +#endif + +#ifndef SPEED_200000 +#define SPEED_200000 200000 +#endif + +#ifdef ETHTOOL_GMODULEEEPROM +#ifndef ETH_MODULE_SFF_8472 +#define ETH_MODULE_SFF_8472 0x2 +#endif +#ifndef ETH_MODULE_SFF_8636 +#define ETH_MODULE_SFF_8636 0x3 +#endif +#ifndef ETH_MODULE_SFF_8436 +#define ETH_MODULE_SFF_8436 0x4 +#endif +#ifndef ETH_MODULE_SFF_8472_LEN +#define ETH_MODULE_SFF_8472_LEN 512 +#endif +#ifndef ETH_MODULE_SFF_8636_MAX_LEN +#define ETH_MODULE_SFF_8636_MAX_LEN 640 +#endif +#ifndef ETH_MODULE_SFF_8436_MAX_LEN +#define ETH_MODULE_SFF_8436_MAX_LEN 640 +#endif +#endif + +#ifndef high_16_bits +#define low_16_bits(x) ((x) & 0xFFFF) +#define high_16_bits(x) (((x) & 0xFFFF0000) >> 16) +#endif + +#ifndef U8_MAX +#define U8_MAX 0xFF +#endif + +#ifndef RHEL_RELEASE_VERSION +#define RHEL_RELEASE_VERSION(a, b) (((a) << 8) + (b)) +#endif +#ifndef AX_RELEASE_VERSION +#define AX_RELEASE_VERSION(a, b) (((a) << 8) + (b)) +#endif + +#ifndef AX_RELEASE_CODE +#define AX_RELEASE_CODE 0 +#endif + +#if (AX_RELEASE_CODE && AX_RELEASE_CODE == AX_RELEASE_VERSION(3, 0)) +#define RHEL_RELEASE_CODE RHEL_RELEASE_VERSION(5, 0) +#elif (AX_RELEASE_CODE && AX_RELEASE_CODE == AX_RELEASE_VERSION(3, 1)) +#define RHEL_RELEASE_CODE RHEL_RELEASE_VERSION(5, 1) +#elif (AX_RELEASE_CODE && AX_RELEASE_CODE == AX_RELEASE_VERSION(3, 2)) +#define RHEL_RELEASE_CODE RHEL_RELEASE_VERSION(5, 3) +#endif + +#ifndef RHEL_RELEASE_CODE +/* NOTE: RHEL_RELEASE_* introduced in RHEL4.5. */ +#define RHEL_RELEASE_CODE 0 +#endif + +/* RHEL 7 didn't backport the parameter change in + * create_singlethread_workqueue. + * If/when RH corrects this we will want to tighten up the version check. + */ +#if (RHEL_RELEASE_CODE && RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(7, 0)) +#undef create_singlethread_workqueue +#define create_singlethread_workqueue(name) \ + alloc_ordered_workqueue("%s", WQ_MEM_RECLAIM, name) +#endif + +/* Ubuntu Release ABI is the 4th digit of their kernel version. You can find + * it in /usr/src/linux/$(uname -r)/include/generated/utsrelease.h for new + * enough versions of Ubuntu. Otherwise you can simply see it in the output of + * uname as the 4th digit of the kernel. The UTS_UBUNTU_RELEASE_ABI is not in + * the linux-source package, but in the linux-headers package. It begins to + * appear in later releases of 14.04 and 14.10. + * + * Ex: + * <Ubuntu 14.04.1> + * $uname -r + * 3.13.0-45-generic + * ABI is 45 + * + * <Ubuntu 14.10> + * $uname -r + * 3.16.0-23-generic + * ABI is 23. + */ +#ifndef UTS_UBUNTU_RELEASE_ABI +#define UTS_UBUNTU_RELEASE_ABI 0 +#define UBUNTU_VERSION_CODE 0 +#else + +#ifndef __HULK_3_10__ +/* Ubuntu does not provide actual release version macro, so we use the kernel + * version plus the ABI to generate a unique version code specific to Ubuntu. + * In addition, we mask the lower 8 bits of LINUX_VERSION_CODE in order to + * ignore differences in sublevel which are not important since we have the + * ABI value. Otherwise, it becomes impossible to correlate ABI to version for + * ordering checks. + */ +#define UBUNTU_VERSION_CODE \ + (((~0xFF & LINUX_VERSION_CODE) << 8) + UTS_UBUNTU_RELEASE_ABI) +#endif +#if UTS_UBUNTU_RELEASE_ABI > 255 +#error UTS_UBUNTU_RELEASE_ABI is too large... +#endif /* UTS_UBUNTU_RELEASE_ABI > 255 */ + +#if (KERNEL_VERSION(3, 0, 0) >= LINUX_VERSION_CODE) +/* Our version code scheme does not make sense for non 3.x or newer kernels, + * and we have no support in kcompat for this scenario. Thus, treat this as a + * non-Ubuntu kernel. Possibly might be better to error here. + */ +#define UTS_UBUNTU_RELEASE_ABI 0 +#define UBUNTU_VERSION_CODE 0 +#endif +#endif + +/* Note that the 3rd digit is always zero, and will be ignored. This is + * because Ubuntu kernels are based on x.y.0-ABI values, and while their linux + * version codes are 3 digit, this 3rd digit is superseded by the ABI value. + */ +#define UBUNTU_VERSION(a, b, c, d) ((KERNEL_VERSION(a, b, 0) << 8) + (d)) + +#ifndef DEEPIN_PRODUCT_VERSION +#define DEEPIN_PRODUCT_VERSION(a, b, c) (((a) << 16) + ((b) << 8) + (c)) +#endif + +#ifdef CONFIG_DEEPIN_KERNEL +#if (KERNEL_VERSION(4, 4, 102) == LINUX_VERSION_CODE) +#define DEEPIN_VERSION_CODE DEEPIN_PRODUCT_VERSION(15, 2, 0) +#endif +#endif + +#ifndef DEEPIN_VERSION_CODE +#define DEEPIN_VERSION_CODE 0 +#endif + +/* SuSE version macros are the same as Linux kernel version macro. */ +#ifndef SLE_VERSION +#define SLE_VERSION(a, b, c) KERNEL_VERSION(a, b, c) +#endif +#define SLE_LOCALVERSION(a, b, c) KERNEL_VERSION(a, b, c) +#ifdef CONFIG_SUSE_KERNEL +#if (KERNEL_VERSION(2, 6, 27) == LINUX_VERSION_CODE) +/* SLES11 GA is 2.6.27 based. */ +#define SLE_VERSION_CODE SLE_VERSION(11, 0, 0) +#elif (KERNEL_VERSION(2, 6, 32) == LINUX_VERSION_CODE) +/* SLES11 SP1 is 2.6.32 based. */ +#define SLE_VERSION_CODE SLE_VERSION(11, 1, 0) +#elif (KERNEL_VERSION(3, 0, 13) == LINUX_VERSION_CODE) +/* SLES11 SP2 GA is 3.0.13-0.27. */ +#define SLE_VERSION_CODE SLE_VERSION(11, 2, 0) +#elif (KERNEL_VERSION(3, 0, 76) == LINUX_VERSION_CODE) +/* SLES11 SP3 GA is 3.0.76-0.11. */ +#define SLE_VERSION_CODE SLE_VERSION(11, 3, 0) +#elif (KERNEL_VERSION(3, 0, 101) == LINUX_VERSION_CODE) +/* SLES11 SP4 GA (3.0.101-63) and update kernels 3.0.101-63+ */ +#define SLE_VERSION_CODE SLE_VERSION(11, 4, 0) +#elif (KERNEL_VERSION(3, 12, 28) == LINUX_VERSION_CODE) +/* + * SLES12 GA is 3.12.28-4 + * kernel updates 3.12.xx-<33 through 52>[.yy]. + */ +#define SLE_VERSION_CODE SLE_VERSION(12, 0, 0) +#elif (KERNEL_VERSION(3, 12, 49) == LINUX_VERSION_CODE) +/* + * SLES12 SP1 GA is 3.12.49-11 + * updates 3.12.xx-60.yy where xx={51..} + */ +#define SLE_VERSION_CODE SLE_VERSION(12, 1, 0) +#elif ((KERNEL_VERSION(4, 4, 21) <= LINUX_VERSION_CODE && \ + (KERNEL_VERSION(4, 4, 59) >= LINUX_VERSION_CODE)) || \ + (KERNEL_VERSION(4, 4, 74) <= LINUX_VERSION_CODE && \ + KERNEL_VERSION(4, 5, 0) > LINUX_VERSION_CODE && \ + KERNEL_VERSION(92, 0, 0) <= SLE_LOCALVERSION_CODE && \ + KERNEL_VERSION(93, 0, 0) > SLE_LOCALVERSION_CODE)) +/* + * SLES12 SP2 GA is 4.4.21-69. + * SLES12 SP2 updates before SLES12 SP3 are: 4.4.{21,38,49,59} + * SLES12 SP2 updates after SLES12 SP3 are: 4.4.{74,90,103,114,120} + * but they all use a SLE_LOCALVERSION_CODE matching 92.nn.y + */ +#define SLE_VERSION_CODE SLE_VERSION(12, 2, 0) +#elif ((KERNEL_VERSION(4, 4, 73) == LINUX_VERSION_CODE || \ + KERNEL_VERSION(4, 4, 82) == LINUX_VERSION_CODE || \ + KERNEL_VERSION(4, 4, 92)) == LINUX_VERSION_CODE || \ + (KERNEL_VERSION(4, 4, 103) == LINUX_VERSION_CODE && \ + (KERNEL_VERSION(6, 33, 0) == LINUX_VERSION_CODE || \ + KERNEL_VERSION(6, 38, 0) == SLE_LOCALVERSION_CODE)) || \ + (KERNEL_VERSION(4, 4, 114) <= LINUX_VERSION_CODE && \ + KERNEL_VERSION(4, 5, 0) > LINUX_VERSION_CODE && \ + KERNEL_VERSION(94, 0, 0) <= SLE_LOCALVERSION_CODE && \ + KERNEL_VERSION(95, 0, 0) > SLE_LOCALVERSION_CODE)) +/* SLES12 SP3 GM is 4.4.73-5 and update kernels are 4.4.82-6.3. + * SLES12 SP3 updates not conflicting with SP2 are: 4.4.{82,92} + * SLES12 SP3 updates conflicting with SP2 are: + * - 4.4.103-6.33.1, 4.4.103-6.38.1 + * - 4.4.{114,120}-94.nn.y + */ +#define SLE_VERSION_CODE SLE_VERSION(12, 3, 0) +#elif (KERNEL_VERSION(4, 12, 14) <= LINUX_VERSION_CODE) +/* SLES15 Beta1 is 4.12.14-2. + * SLES12 SP4 will also use 4.12.14-nn.xx.y + */ +#define SLE_VERSION_CODE SLE_VERSION(15, 0, 0) + +#include <linux/suse_version.h> + +/* + * new SLES kernels must be added here with >= based on kernel + * the idea is to order from newest to oldest and just catch all + * of them using the >= + */ +#endif /* LINUX_VERSION_CODE == KERNEL VERSION(x,y,z) */ +#endif /* CONFIG_SUSE_KERNEL */ +#ifndef SLE_VERSION_CODE +#define SLE_VERSION_CODE 0 +#endif /* SLE_VERSION_CODE */ +#ifndef SLE_LOCALVERSION_CODE +#define SLE_LOCALVERSION_CODE 0 +#endif /* SLE_LOCALVERSION_CODE */ +#ifndef SUSE_PRODUCT_CODE +#define SUSE_PRODUCT_CODE 0 +#endif /* SUSE_PRODUCT_CODE */ +#ifndef SUSE_PRODUCT +#define SUSE_PRODUCT(product, version, patchlevel, auxrelease) \ + (((product) << 24) + ((version) << 16) + \ + ((patchlevel) << 8) + (auxrelease)) +#endif /* SUSE_PRODUCT */ + +#ifndef ALIGN_DOWN +#ifndef __ALIGN_KERNEL +#define __ALIGN_KERNEL(x, a) __ALIGN_MASK(x, (typeof(x))(a) - 1) +#endif +#define ALIGN_DOWN(x, a) __ALIGN_KERNEL((x) - ((a) - 1), (a)) +#endif + +/* ************************************************************************ */ +#if (KERNEL_VERSION(2, 6, 22) > LINUX_VERSION_CODE) +#define tcp_hdr(skb) ((skb)->h.th) +#define tcp_hdrlen(skb) ((skb)->h.th->doff << 2) +#define skb_transport_offset(skb) ((skb)->h.raw - (skb)->data) +#define skb_transport_header(skb) ((skb)->h.raw) +#define ipv6_hdr(skb) ((skb)->nh.ipv6h) +#define ip_hdr(skb) ((skb)->nh.iph) +#define skb_network_offset(skb) ((skb)->nh.raw - (skb)->data) +#define skb_network_header(skb) ((skb)->nh.raw) +#define skb_tail_pointer(skb) ((skb)->tail) +#define skb_reset_tail_pointer(skb) ((skb)->tail = (skb)->data) +#define skb_set_tail_pointer(skb, offset) \ + ((skb)->tail = (skb)->data + (offset)) +#define skb_copy_to_linear_data(skb, from, len) memcpy(skb->data, from, len) +#define skb_copy_to_linear_data_offset(skb, offset, from, len) \ + memcpy(skb->data + offset, from, len) +#define skb_network_header_len(skb) ((skb)->h.raw - (skb)->nh.raw) +#define pci_register_driver pci_module_init +#define skb_mac_header(skb) ((skb)->mac.raw) + +#ifdef NETIF_F_MULTI_QUEUE +#ifndef alloc_etherdev_mq +#define alloc_etherdev_mq(_a, _b) alloc_etherdev(_a) +#endif +#endif /* NETIF_F_MULTI_QUEUE */ + +#ifndef ETH_FCS_LEN +#define ETH_FCS_LEN 4 +#endif +#define cancel_work_sync(x) flush_scheduled_work() +#ifndef udp_hdr +#define udp_hdr _udp_hdr +static inline struct udphdr *_udp_hdr(const struct sk_buff *skb) +{ + return (struct udphdr *)skb_transport_header(skb); +} +#endif + +#ifdef cpu_to_be16 +#undef cpu_to_be16 +#endif +#define cpu_to_be16(x) __constant_htons(x) + +#if (!(RHEL_RELEASE_CODE && RHEL_RELEASE_CODE > RHEL_RELEASE_VERSION(5, 1))) +enum { + DUMP_PREFIX_NONE, + DUMP_PREFIX_ADDRESS, + DUMP_PREFIX_OFFSET, +}; +#endif /* !(RHEL_RELEASE_CODE > RHEL_RELEASE_VERSION(5,1)) */ +#ifndef hex_asc +#define hex_asc(x) "0123456789abcdef"[x] +#endif +#ifndef ADVERTISED_2500baseX_Full +#define ADVERTISED_2500baseX_Full BIT(15) +#endif +#ifndef SUPPORTED_2500baseX_Full +#define SUPPORTED_2500baseX_Full BIT(15) +#endif + +#ifndef ETH_P_PAUSE +#define ETH_P_PAUSE 0x8808 +#endif + +static inline int compound_order(struct page *page) +{ + return 0; +} + +#ifndef SKB_WITH_OVERHEAD +#define SKB_WITH_OVERHEAD(X) \ + ((X) - SKB_DATA_ALIGN(sizeof(struct skb_shared_info))) +#endif +#else /* 2.6.22 */ +#define ETH_TYPE_TRANS_SETS_DEV +#define HAVE_NETDEV_STATS_IN_NETDEV +#endif /* < 2.6.22 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(2, 6, 32) > LINUX_VERSION_CODE) +#undef netdev_tx_t +#define netdev_tx_t int +#else /* < 2.6.32 */ + +#if (RHEL_RELEASE_CODE && \ + (RHEL_RELEASE_VERSION(6, 2) <= RHEL_RELEASE_CODE) && \ + (RHEL_RELEASE_VERSION(7, 0) > RHEL_RELEASE_CODE)) +#define HAVE_RHEL6_NET_DEVICE_EXTENDED +#endif /* RHEL >= 6.2 && RHEL < 7.0 */ +#if (RHEL_RELEASE_CODE && \ + (RHEL_RELEASE_VERSION(6, 6) <= RHEL_RELEASE_CODE) && \ + (RHEL_RELEASE_VERSION(7, 0) > RHEL_RELEASE_CODE)) +#define HAVE_RHEL6_NET_DEVICE_OPS_EXT +#define HAVE_NDO_SET_FEATURES +#endif /* RHEL >= 6.6 && RHEL < 7.0 */ +#endif /* < 2.6.32 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(2, 6, 33) > LINUX_VERSION_CODE) +#ifndef IPV4_FLOW +#define IPV4_FLOW 0x10 +#endif /* IPV4_FLOW */ +#ifndef IPV6_FLOW +#define IPV6_FLOW 0x11 +#endif /* IPV6_FLOW */ + +#ifndef __percpu +#define __percpu +#endif /* __percpu */ + +#ifndef PORT_DA +#define PORT_DA PORT_OTHER +#endif /* PORT_DA */ +#ifndef PORT_NONE +#define PORT_NONE PORT_OTHER +#endif + +#if ((RHEL_RELEASE_CODE && \ + (RHEL_RELEASE_VERSION(6, 3) <= RHEL_RELEASE_CODE) && \ + (RHEL_RELEASE_VERSION(7, 0) > RHEL_RELEASE_CODE))) +#if !defined(CONFIG_X86_32) && !defined(CONFIG_NEED_DMA_MAP_STATE) +#undef DEFINE_DMA_UNMAP_ADDR +#define DEFINE_DMA_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME +#undef DEFINE_DMA_UNMAP_LEN +#define DEFINE_DMA_UNMAP_LEN(LEN_NAME) __u32 LEN_NAME +#undef dma_unmap_addr +#define dma_unmap_addr(PTR, ADDR_NAME) ((PTR)->ADDR_NAME) +#undef dma_unmap_addr_set +#define dma_unmap_addr_set(PTR, ADDR_NAME, VAL) (((PTR)->ADDR_NAME) = (VAL)) +#undef dma_unmap_len +#define dma_unmap_len(PTR, LEN_NAME) ((PTR)->LEN_NAME) +#undef dma_unmap_len_set +#define dma_unmap_len_set(PTR, LEN_NAME, VAL) (((PTR)->LEN_NAME) = (VAL)) +#endif /* CONFIG_X86_64 && !CONFIG_NEED_DMA_MAP_STATE */ +#endif /* RHEL_RELEASE_CODE */ + +#if (!(RHEL_RELEASE_CODE && (RHEL_RELEASE_VERSION(6, 2) <= RHEL_RELEASE_CODE))) +#define sk_tx_queue_get(_sk) (-1) +#define sk_tx_queue_set(_sk, _tx_queue) \ + do { \ + } while (0) +#endif /* !(RHEL >= 6.2) */ + +#if (RHEL_RELEASE_CODE && \ + (RHEL_RELEASE_VERSION(6, 4) <= RHEL_RELEASE_CODE) && \ + (RHEL_RELEASE_VERSION(7, 0) > RHEL_RELEASE_CODE)) +#define HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT +#define HAVE_ETHTOOL_GRXFHINDIR_SIZE +#define HAVE_ETHTOOL_SET_PHYS_ID +#define HAVE_ETHTOOL_GET_TS_INFO +#if (RHEL_RELEASE_VERSION(6, 5) < RHEL_RELEASE_CODE) +#define HAVE_ETHTOOL_GSRSSH +#define HAVE_RHEL6_SRIOV_CONFIGURE +#define HAVE_RXFH_NONCONST +#endif /* RHEL > 6.5 */ +#endif /* RHEL >= 6.4 && RHEL < 7.0 */ + +#endif /* < 2.6.33 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(2, 6, 34) > LINUX_VERSION_CODE) +#if (RHEL_RELEASE_VERSION(6, 0) > RHEL_RELEASE_CODE) +#ifndef pci_num_vf +#define pci_num_vf(pdev) _kc_pci_num_vf(pdev) +int _kc_pci_num_vf(struct pci_dev *dev); +#endif +#endif /* RHEL_RELEASE_CODE */ + +#ifndef ETH_FLAG_NTUPLE +#define ETH_FLAG_NTUPLE NETIF_F_NTUPLE +#endif + +#ifndef netdev_mc_count +#define netdev_mc_count(dev) ((dev)->mc_count) +#endif +#ifndef netdev_mc_empty +#define netdev_mc_empty(dev) (netdev_mc_count(dev) == 0) +#endif +#ifndef netdev_for_each_mc_addr +#define netdev_for_each_mc_addr(mclist, dev) \ + for (mclist = dev->mc_list; mclist; mclist = mclist->next) +#endif +#ifndef netdev_uc_count +#define netdev_uc_count(dev) ((dev)->uc.count) +#endif +#ifndef netdev_uc_empty +#define netdev_uc_empty(dev) (netdev_uc_count(dev) == 0) +#endif +#ifndef netdev_for_each_uc_addr +#define netdev_for_each_uc_addr(ha, dev) \ + list_for_each_entry(ha, &dev->uc.list, list) +#endif +#ifndef dma_set_coherent_mask +#define dma_set_coherent_mask(dev, mask) \ + pci_set_consistent_dma_mask(to_pci_dev(dev), (mask)) +#endif + +/* netdev logging taken from include/linux/netdevice.h */ +#ifndef netdev_name +static inline const char *_kc_netdev_name(const struct net_device *dev) +{ + if (dev->reg_state != NETREG_REGISTERED) + return "(unregistered net_device)"; + return dev->name; +} + +#define netdev_name(netdev) _kc_netdev_name(netdev) +#endif /* netdev_name */ + +#undef netdev_emerg +#define netdev_emerg(dev, format, args...) \ + netdev_printk(KERN_EMERG, dev, format, ##args) +#undef netdev_alert +#define netdev_alert(dev, format, args...) \ + netdev_printk(KERN_ALERT, dev, format, ##args) +#undef netdev_crit +#define netdev_crit(dev, format, args...) \ + netdev_printk(KERN_CRIT, dev, format, ##args) +#undef netdev_err +#define netdev_err(dev, format, args...) \ + netdev_printk(KERN_ERR, dev, format, ##args) +#undef netdev_warn +#define netdev_warn(dev, format, args...) \ + netdev_printk(KERN_WARNING, dev, format, ##args) +#undef netdev_notice +#define netdev_notice(dev, format, args...) \ + netdev_printk(KERN_NOTICE, dev, format, ##args) +#undef netdev_info +#define netdev_info(dev, format, args...) \ + netdev_printk(KERN_INFO, dev, format, ##args) +#undef netdev_dbg +#if defined(CONFIG_DYNAMIC_DEBUG) +#define netdev_dbg(__dev, format, args...) \ + dynamic_dev_dbg((__dev)->dev.parent, "%s: " format, \ + netdev_name(__dev), ##args) +#else /* DEBUG */ +#define netdev_dbg(__dev, format, args...) \ + ({ \ + if (0) \ + netdev_printk(KERN_DEBUG, __dev, format, ##args); \ + 0; \ + }) +#endif /* DEBUG */ + +#undef netif_printk +#define netif_printk(priv, type, level, dev, fmt, args...) \ + do { \ + if (netif_msg_##type(priv)) \ + netdev_printk(level, (dev), fmt, ##args); \ + } while (0) + +#undef netif_emerg +#define netif_emerg(priv, type, dev, fmt, args...) \ + netif_level(emerg, priv, type, dev, fmt, ##args) +#undef netif_alert +#define netif_alert(priv, type, dev, fmt, args...) \ + netif_level(alert, priv, type, dev, fmt, ##args) +#undef netif_crit +#define netif_crit(priv, type, dev, fmt, args...) \ + netif_level(crit, priv, type, dev, fmt, ##args) +#undef netif_err +#define netif_err(priv, type, dev, fmt, args...) \ + netif_level(err, priv, type, dev, fmt, ##args) +#undef netif_warn +#define netif_warn(priv, type, dev, fmt, args...) \ + netif_level(warn, priv, type, dev, fmt, ##args) +#undef netif_notice +#define netif_notice(priv, type, dev, fmt, args...) \ + netif_level(notice, priv, type, dev, fmt, ##args) +#undef netif_info +#define netif_info(priv, type, dev, fmt, args...) \ + netif_level(info, priv, type, dev, fmt, ##args) +#undef netif_dbg +#define netif_dbg(priv, type, dev, fmt, args...) \ + netif_level(dbg, priv, type, dev, fmt, ##args) + +#ifndef for_each_set_bit +#define for_each_set_bit(bit, addr, size) \ + for ((bit) = find_first_bit((addr), (size)); \ + (bit) < (size); (bit) = find_next_bit((addr), (size), (bit) + 1)) +#endif /* for_each_set_bit */ + +#ifndef DEFINE_DMA_UNMAP_ADDR +#define DEFINE_DMA_UNMAP_ADDR DECLARE_PCI_UNMAP_ADDR +#define DEFINE_DMA_UNMAP_LEN DECLARE_PCI_UNMAP_LEN +#define dma_unmap_addr pci_unmap_addr +#define dma_unmap_addr_set pci_unmap_addr_set +#define dma_unmap_len pci_unmap_len +#define dma_unmap_len_set pci_unmap_len_set +#endif /* DEFINE_DMA_UNMAP_ADDR */ + +#ifndef pci_bus_speed +/* override pci_bus_speed introduced in 2.6.19 with an expanded enum type */ +enum _kc_pci_bus_speed { + _KC_PCIE_SPEED_2_5GT = 0x14, + _KC_PCIE_SPEED_5_0GT = 0x15, + _KC_PCIE_SPEED_8_0GT = 0x16, + _KC_PCI_SPEED_UNKNOWN = 0xff, +}; + +#define pci_bus_speed _kc_pci_bus_speed +#define PCIE_SPEED_2_5GT _KC_PCIE_SPEED_2_5GT +#define PCIE_SPEED_5_0GT _KC_PCIE_SPEED_5_0GT +#define PCIE_SPEED_8_0GT _KC_PCIE_SPEED_8_0GT +#define PCI_SPEED_UNKNOWN _KC_PCI_SPEED_UNKNOWN +#endif /* pci_bus_speed */ + +#else /* < 2.6.34 */ +#ifndef HAVE_SET_RX_MODE +#define HAVE_SET_RX_MODE +#endif +#define HAVE_INET6_IFADDR_LIST +#endif /* < 2.6.34 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(2, 6, 36) > LINUX_VERSION_CODE) +#ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS +#ifdef NET_IP_ALIGN +#undef NET_IP_ALIGN +#endif +#define NET_IP_ALIGN 0 +#endif /* CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS */ + +#ifdef __LINX_6_0_60__ +enum work_busy_status { + /* bit mask for work_busy() return values */ + WORK_BUSY_PENDING = 1 << 0, + WORK_BUSY_RUNNING = 1 << 1, +}; + +#define work_busy(work) _work_busy(work) +unsigned int _work_busy(struct work_struct *work); + +#endif + +#ifdef NET_SKB_PAD +#undef NET_SKB_PAD +#endif + +#if (L1_CACHE_BYTES > 32) +#define NET_SKB_PAD L1_CACHE_BYTES +#else +#define NET_SKB_PAD 32 +#endif + +static inline struct sk_buff *_kc_netdev_alloc_skb_ip_align(struct net_device *dev, + unsigned int length) +{ + struct sk_buff *skb; + + skb = alloc_skb(length + NET_SKB_PAD + NET_IP_ALIGN, GFP_ATOMIC); + if (skb) { +#if (NET_IP_ALIGN + NET_SKB_PAD) + skb_reserve(skb, NET_IP_ALIGN + NET_SKB_PAD); +#endif + skb->dev = dev; + } + + return skb; +} + +#ifdef netdev_alloc_skb_ip_align +#undef netdev_alloc_skb_ip_align +#endif +#define netdev_alloc_skb_ip_align(n, l) _kc_netdev_alloc_skb_ip_align(n, l) + +#undef netif_level +#define netif_level(level, priv, type, dev, fmt, args...) \ + do { \ + if (netif_msg_##type(priv)) \ + netdev_##level(dev, fmt, ##args); \ + } while (0) + +#if (!(RHEL_RELEASE_CODE && RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(6, 3))) +#undef usleep_range +#define usleep_range(min, max) msleep(DIV_ROUND_UP(min, 1000)) +#endif + +#define u64_stats_update_begin(a) \ + do { \ + } while (0) +#define u64_stats_update_end(a) \ + do { \ + } while (0) +#define u64_stats_fetch_retry(a, b) (0) +#define u64_stats_fetch_begin(a) (0) +#define u64_stats_fetch_retry_bh(a, b) (0) +#define u64_stats_fetch_begin_bh(a) (0) +struct u64_stats_sync_empty {}; + +#if (RHEL_RELEASE_CODE && RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(6, 1)) +#define HAVE_8021P_SUPPORT +#endif + +/* RHEL6.4 and SLES11sp2 backported skb_tx_timestamp */ +/* RHEL6.4 and SLES11sp2 backported skb_tx_timestamp */ +#if (!(RHEL_RELEASE_VERSION(6, 4) <= RHEL_RELEASE_CODE) && \ + !(SLE_VERSION(11, 2, 0) <= SLE_VERSION_CODE)) +static inline void skb_tx_timestamp(struct sk_buff __always_unused *skb) {} +#endif + +#else /* < 2.6.36 */ + +#define HAVE_NDO_GET_STATS64 +#endif /* < 2.6.36 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(2, 6, 37) > LINUX_VERSION_CODE) +#ifndef VLAN_N_VID +#define VLAN_N_VID VLAN_GROUP_ARRAY_LEN +#endif /* VLAN_N_VID */ + +static inline void *_kc_vzalloc(unsigned long size) +{ + void *pr = vmalloc(size); + + if (pr) + memset(pr, 0, size); + return pr; +} + +#define vzalloc(_size) _kc_vzalloc(_size) +#endif + +/* ************************************************************************ */ +#if (KERNEL_VERSION(2, 6, 39) > LINUX_VERSION_CODE) + +#ifndef TC_BITMASK +#define TC_BITMASK 15 +#endif + +#ifndef NETIF_F_RXCSUM +#define NETIF_F_RXCSUM BIT(29) +#endif + +#ifndef skb_queue_reverse_walk_safe +#define skb_queue_reverse_walk_safe(queue, skb, tmp) \ + for (skb = (queue)->prev, tmp = skb->prev; \ + skb != (struct sk_buff *)(queue); skb = tmp, tmp = skb->prev) +#endif + +#if (!(RHEL_RELEASE_CODE && RHEL_RELEASE_CODE > RHEL_RELEASE_VERSION(6, 0))) +u8 _kc_netdev_get_num_tc(struct net_device *dev); +#define netdev_get_num_tc(dev) _kc_netdev_get_num_tc(dev) +int _kc_netdev_set_num_tc(struct net_device *dev, u8 num_tc); +#define netdev_set_num_tc(dev, tc) _kc_netdev_set_num_tc((dev), (tc)) +#define netdev_reset_tc(dev) _kc_netdev_set_num_tc((dev), 0) +#define netdev_set_tc_queue(dev, tc, cnt, off) \ + do { \ + } while (0) +#define netdev_set_prio_tc_map(dev, up, tc) \ + do { \ + } while (0) +#else /* RHEL6.1 or greater */ +#ifndef HAVE_MQPRIO +#define HAVE_MQPRIO +#endif /* HAVE_MQPRIO */ + +#endif /* !(RHEL_RELEASE_CODE > RHEL_RELEASE_VERSION(6,0)) */ + +#ifndef udp_csum +#define udp_csum __kc_udp_csum +static inline __wsum __kc_udp_csum(struct sk_buff *skb) +{ + __wsum csum = csum_partial(skb_transport_header(skb), + sizeof(struct udphdr), skb->csum); + + for (skb = skb_shinfo(skb)->frag_list; skb; skb = skb->next) + csum = csum_add(csum, skb->csum); + + return csum; +} +#endif /* udp_csum */ +#else /* < 2.6.39 */ + +#ifndef HAVE_MQPRIO +#define HAVE_MQPRIO +#endif +#ifndef HAVE_SETUP_TC +#define HAVE_SETUP_TC +#endif + +#ifndef HAVE_NDO_SET_FEATURES +#define HAVE_NDO_SET_FEATURES +#endif +#define HAVE_IRQ_AFFINITY_NOTIFY +#endif /* < 2.6.39 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(2, 6, 40) > LINUX_VERSION_CODE) + +#else +#define HAVE_ETHTOOL_SET_PHYS_ID +#endif /* < 2.6.40 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 0, 0) > LINUX_VERSION_CODE) + +#ifndef kfree_rcu +#define kfree_rcu(_ptr, _rcu_head) kfree(_ptr) +#endif /* kfree_rcu */ + +#else +#define HAVE_NETDEV_WANTED_FEAUTES +#endif + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 2, 0) > LINUX_VERSION_CODE) +#ifndef dma_zalloc_coherent +#define dma_zalloc_coherent(d, s, h, f) _kc_dma_zalloc_coherent(d, s, h, f) +static inline void *_kc_dma_zalloc_coherent(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t flag) +{ + void *ret = dma_alloc_coherent(dev, size, dma_handle, flag); + + if (ret) + memset(ret, 0, size); + + return ret; +} +#endif + +#ifndef skb_frag_size +#define skb_frag_size(frag) kc_skb_frag_size(frag) +static inline unsigned int kc_skb_frag_size(const skb_frag_t *frag) +{ + return frag->size; +} +#endif /* skb_frag_size */ + +#ifndef skb_frag_size_sub +#define skb_frag_size_sub(frag, delta) kc_skb_frag_size_sub(frag, delta) +static inline void kc_skb_frag_size_sub(skb_frag_t *frag, int delta) +{ + frag->size -= delta; +} +#endif /* skb_frag_size_sub */ + +#ifndef skb_frag_page +#define skb_frag_page(frag) _kc_skb_frag_page(frag) +static inline struct page *_kc_skb_frag_page(const skb_frag_t *frag) +{ + return frag->page; +} +#endif /* skb_frag_page */ + +#ifndef skb_frag_address +#define skb_frag_address(frag) kc_skb_frag_address(frag) +static inline void *kc_skb_frag_address(const skb_frag_t *frag) +{ + return page_address(skb_frag_page(frag)) + frag->page_offset; +} +#endif /* skb_frag_address */ + +#ifndef skb_frag_dma_map +#if (KERNEL_VERSION(2, 6, 0) <= LINUX_VERSION_CODE) +#include <linux/dma-mapping.h> +#endif +#define skb_frag_dma_map(dev, frag, offset, size, dir) \ + _kc_skb_frag_dma_map(dev, frag, offset, size, dir) + +static inline dma_addr_t _kc_skb_frag_dma_map(struct device *dev, const skb_frag_t *frag, + size_t offset, size_t size, + enum dma_data_direction dir) +{ + return dma_map_page(dev, skb_frag_page(frag), + frag->page_offset + offset, size, dir); +} +#endif /* skb_frag_dma_map */ + +#ifndef __skb_frag_unref +#define __skb_frag_unref(frag) __kc_skb_frag_unref(frag) +static inline void __kc_skb_frag_unref(skb_frag_t *frag) +{ + put_page(skb_frag_page(frag)); +} +#endif /* __skb_frag_unref */ + +#ifndef SPEED_UNKNOWN +#define SPEED_UNKNOWN -1 +#endif +#ifndef DUPLEX_UNKNOWN +#define DUPLEX_UNKNOWN 0xff +#endif +#if ((RHEL_RELEASE_VERSION(6, 3) <= RHEL_RELEASE_CODE) || \ + (SLE_VERSION_CODE && SLE_VERSION(11, 3, 0) <= SLE_VERSION_CODE)) +#ifndef HAVE_PCI_DEV_FLAGS_ASSIGNED +#define HAVE_PCI_DEV_FLAGS_ASSIGNED +#endif +#endif +#else /* < 3.2.0 */ +#ifndef HAVE_PCI_DEV_FLAGS_ASSIGNED +#define HAVE_PCI_DEV_FLAGS_ASSIGNED +#define HAVE_VF_SPOOFCHK_CONFIGURE +#endif +#ifndef HAVE_SKB_L4_RXHASH +#define HAVE_SKB_L4_RXHASH +#endif +#endif /* < 3.2.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 3, 0) > LINUX_VERSION_CODE) +#if (SLE_VERSION_CODE && (SLE_VERSION(11, 2, 0) >= SLE_VERSION_CODE)) +#define NOT_HAVE_GET_RXFH_INDIR_SIZE +#endif + +/* + * NOTE: the order of parameters to _kc_alloc_workqueue() is different than + * alloc_workqueue() to avoid compiler warning from -Wvarargs. + */ +#define STR_IDX 3 +#define FIRST_TO_CHECK 4 +static inline struct workqueue_struct *__printf(STR_IDX, FIRST_TO_CHECK) +_kc_alloc_workqueue(__maybe_unused int flags, __maybe_unused int max_active, + const char *fmt, ...) +{ + struct workqueue_struct *wq; + va_list args, temp; + unsigned int len; + char *p; + + /*lint -e530*/ + va_start(args, fmt); + va_copy(temp, args); + /*lint +e530*/ + len = vsnprintf(NULL, 0, fmt, temp); + va_end(temp); + + /*lint -e776*/ + p = kmalloc(len + 1, GFP_KERNEL); + if (!p) { + va_end(args); + return NULL; + } + + vsnprintf(p, len + 1, fmt, args); + va_end(args); + /*lint +e776*/ + +#if (KERNEL_VERSION(2, 6, 36) > LINUX_VERSION_CODE) + wq = create_workqueue(p); +#else + wq = alloc_workqueue(p, flags, max_active); +#endif + kfree(p); + + return wq; +} + +#ifdef alloc_workqueue +#undef alloc_workqueue +#endif +#define alloc_workqueue(fmt, flags, max_active, args...) \ + _kc_alloc_workqueue(flags, max_active, fmt, ##args) + +#if !(RHEL_RELEASE_VERSION(6, 5) <= RHEL_RELEASE_CODE) +typedef u32 netdev_features_t; +#endif +#undef PCI_EXP_TYPE_RC_EC +#define PCI_EXP_TYPE_RC_EC 0xa /* Root Complex Event Collector */ +#ifndef CONFIG_BQL +#define netdev_tx_completed_queue(_q, _p, _b) \ + do { \ + } while (0) +#define netdev_completed_queue(_n, _p, _b) \ + do { \ + } while (0) +#define netdev_tx_sent_queue(_q, _b) \ + do { \ + } while (0) +#define netdev_sent_queue(_n, _b) \ + do { \ + } while (0) +#define netdev_tx_reset_queue(_q) \ + do { \ + } while (0) +#define netdev_reset_queue(_n) \ + do { \ + } while (0) +#endif +#if (SLE_VERSION_CODE && SLE_VERSION_CODE >= SLE_VERSION(11, 3, 0)) +#define HAVE_ETHTOOL_GRXFHINDIR_SIZE +#endif /* SLE_VERSION(11,3,0) */ +#define netif_xmit_stopped(_q) netif_tx_queue_stopped(_q) +#if !(SLE_VERSION_CODE && SLE_VERSION(11, 4, 0) <= SLE_VERSION_CODE) +static inline int kc_ipv6_skip_exthdr(const struct sk_buff *skb, int start, + u8 *nexthdrp, + __be16 __always_unused *frag_offp) +{ + return ipv6_skip_exthdr(skb, start, nexthdrp); +} + +#undef ipv6_skip_exthdr +#define ipv6_skip_exthdr(a, b, c, d) kc_ipv6_skip_exthdr((a), (b), (c), (d)) +#endif /* !SLES11sp4 or greater */ + +#else /* ! < 3.3.0 */ +#define HAVE_ETHTOOL_GRXFHINDIR_SIZE +#define HAVE_INT_NDO_VLAN_RX_ADD_VID +#ifdef ETHTOOL_SRXNTUPLE +#undef ETHTOOL_SRXNTUPLE +#endif +#endif /* < 3.3.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 4, 0) > LINUX_VERSION_CODE) +#ifndef NETIF_F_RXFCS +#define NETIF_F_RXFCS 0 +#endif /* NETIF_F_RXFCS */ +#ifndef NETIF_F_RXALL +#define NETIF_F_RXALL 0 +#endif /* NETIF_F_RXALL */ + +#if !(SLE_VERSION_CODE && SLE_VERSION(11, 3, 0) <= SLE_VERSION_CODE) +#define NUMTCS_RETURNS_U8 +#endif /* !(SLE_VERSION_CODE && SLE_VERSION_CODE >= SLE_VERSION(11,3,0)) */ + +#ifndef skb_add_rx_frag +#define skb_add_rx_frag _kc_skb_add_rx_frag +void _kc_skb_add_rx_frag(struct sk_buff *param0, int param1, + struct page *param2, int param3, int param4, + unsigned int param5); +#endif +#ifdef NET_ADDR_RANDOM +#define eth_hw_addr_random(N) \ + do { \ + eth_random_addr(N->dev_addr); \ + N->addr_assign_type |= NET_ADDR_RANDOM; \ + } while (0) +#else /* NET_ADDR_RANDOM */ +#define eth_hw_addr_random(N) eth_random_addr(N->dev_addr) +#endif /* NET_ADDR_RANDOM */ + +#ifndef for_each_set_bit_from +#define for_each_set_bit_from(bit, addr, size) \ + for ((bit) = find_next_bit((addr), (size), (bit)); \ + (bit) < (size); (bit) = find_next_bit((addr), (size), (bit) + 1)) +#endif /* for_each_set_bit_from */ + +#if (RHEL_RELEASE_VERSION(7, 0) > RHEL_RELEASE_CODE) +#define _kc_kmap_atomic(page) kmap_atomic(page, KM_SKB_DATA_SOFTIRQ) +#define _kc_kunmap_atomic(addr) kunmap_atomic(addr, KM_SKB_DATA_SOFTIRQ) +#else +#define _kc_kmap_atomic(page) __kmap_atomic(page) +#define _kc_kunmap_atomic(addr) __kunmap_atomic(addr) +#endif + +#else /* < 3.4.0 */ + +#define _kc_kmap_atomic(page) kmap_atomic(page) +#define _kc_kunmap_atomic(addr) kunmap_atomic(addr) +#endif /* >= 3.4.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 5, 0) > LINUX_VERSION_CODE) + +#ifndef BITS_PER_LONG_LONG +#define BITS_PER_LONG_LONG 64 +#endif + +#ifndef ether_addr_equal +static inline bool __kc_ether_addr_equal(const u8 *addr1, const u8 *addr2) +{ + return !compare_ether_addr(addr1, addr2); +} + +#define ether_addr_equal(_addr1, _addr2) \ + __kc_ether_addr_equal((_addr1), (_addr2)) +#endif + +/* Definitions for !CONFIG_OF_NET are introduced in 3.10 */ +#ifdef CONFIG_OF_NET +static inline int of_get_phy_mode(struct device_node __always_unused *np) +{ + return -ENODEV; +} + +static inline const void *of_get_mac_address(struct device_node __always_unused *np) +{ + return NULL; +} +#endif +#else +#include <linux/of_net.h> +#define HAVE_FDB_OPS +#define HAVE_ETHTOOL_GET_TS_INFO +#endif /* < 3.5.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 6, 0) > LINUX_VERSION_CODE) +#ifndef eth_random_addr +#define eth_random_addr _kc_eth_random_addr +static inline void _kc_eth_random_addr(u8 *addr) +{ + get_random_bytes(addr, ETH_ALEN); + addr[0] &= 0xfe; /* clear multicast */ + addr[0] |= 0x02; /* set local assignment */ +} +#endif /* eth_random_addr */ +#endif /* < 3.6.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 7, 0) > LINUX_VERSION_CODE) +#if (RHEL_RELEASE_CODE && RHEL_RELEASE_VERSION(6, 8) <= RHEL_RELEASE_CODE) +#define HAVE_NAPI_GRO_FLUSH_OLD +#endif + +#else /* >= 3.7.0 */ +#define HAVE_NAPI_GRO_FLUSH_OLD +#endif /* < 3.7.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 8, 0) > LINUX_VERSION_CODE) +#if (SLE_VERSION_CODE && SLE_VERSION(11, 4, 0) <= SLE_VERSION_CODE) +#define HAVE_SRIOV_CONFIGURE +#endif +#else /* >= 3.8.0 */ +#ifndef HAVE_SRIOV_CONFIGURE +#define HAVE_SRIOV_CONFIGURE +#endif +#endif /* < 3.8.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 10, 0) > LINUX_VERSION_CODE) +#ifndef NAPI_POLL_WEIGHT +#define NAPI_POLL_WEIGHT 64 +#endif +#ifdef CONFIG_PCI_IOV +int kc_pci_vfs_assigned(struct pci_dev *dev); +#else +static inline int kc_pci_vfs_assigned(struct pci_dev __always_unused *dev) +{ + return 0; +} +#endif +#define pci_vfs_assigned(dev) kc_pci_vfs_assigned(dev) + +#ifndef list_first_entry_or_null +#define list_first_entry_or_null(ptr, type, member) \ + (!list_empty(ptr) ? list_first_entry(ptr, type, member) : NULL) +#endif + +#ifndef VLAN_TX_COOKIE_MAGIC +static inline struct sk_buff *kc_vlan_hwaccel_put_tag(struct sk_buff *skb, + u16 vlan_tci) +{ +#ifdef VLAN_TAG_PRESENT + vlan_tci |= VLAN_TAG_PRESENT; +#endif + skb->vlan_tci = vlan_tci; + + return skb; +} + +#define __vlan_hwaccel_put_tag(skb, vlan_proto, vlan_tci) \ + kc_vlan_hwaccel_put_tag(skb, vlan_tci) +#endif + +#ifndef PCI_DEVID +#define PCI_DEVID(bus, devfn) ((((u16)(bus)) << 8) | (devfn)) +#endif + +#else /* >= 3.10.0 */ +#define HAVE_ENCAP_TSO_OFFLOAD +#define HAVE_SKB_INNER_NETWORK_HEADER +#if (RHEL_RELEASE_CODE && \ + (RHEL_RELEASE_VERSION(7, 0) <= RHEL_RELEASE_CODE) && \ + (RHEL_RELEASE_VERSION(8, 0) > RHEL_RELEASE_CODE)) +#define HAVE_RHEL7_PCI_DRIVER_RH +#if (RHEL_RELEASE_VERSION(7, 2) <= RHEL_RELEASE_CODE) +#define HAVE_RHEL7_PCI_RESET_NOTIFY +#endif /* RHEL >= 7.2 */ +#if (RHEL_RELEASE_VERSION(7, 3) <= RHEL_RELEASE_CODE) +#define HAVE_GENEVE_RX_OFFLOAD +#if !defined(HAVE_UDP_ENC_TUNNEL) && IS_ENABLED(CONFIG_GENEVE) +#define HAVE_UDP_ENC_TUNNEL +#endif +#ifdef ETHTOOL_GLINKSETTINGS +/* pay attention pangea platform when use this micro */ +#define HAVE_ETHTOOL_25G_BITS +#endif /* ETHTOOL_GLINKSETTINGS */ +#endif /* RHEL >= 7.3 */ + +/* new hooks added to net_device_ops_extended in RHEL7.4 */ +#if (RHEL_RELEASE_VERSION(7, 4) <= RHEL_RELEASE_CODE) +#define HAVE_RHEL7_NETDEV_OPS_EXT_NDO_UDP_TUNNEL +#define HAVE_UDP_ENC_RX_OFFLOAD +#endif /* RHEL >= 7.4 */ + +#if (RHEL_RELEASE_VERSION(7, 5) <= RHEL_RELEASE_CODE) +#define HAVE_NDO_SETUP_TC_REMOVE_TC_TO_NETDEV +#endif /* RHEL > 7.5 */ + +#endif /* RHEL >= 7.0 && RHEL < 8.0 */ +#endif /* >= 3.10.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 11, 0) > LINUX_VERSION_CODE) +#define netdev_notifier_info_to_dev(ptr) ptr +#if ((RHEL_RELEASE_CODE && \ + RHEL_RELEASE_VERSION(6, 6) <= RHEL_RELEASE_CODE) || \ + (SLE_VERSION_CODE && SLE_VERSION(11, 4, 0) <= SLE_VERSION_CODE)) +#define HAVE_NDO_SET_VF_LINK_STATE +#endif +#if RHEL_RELEASE_CODE && (RHEL_RELEASE_VERSION(7, 2) < RHEL_RELEASE_CODE) +#define HAVE_NDO_SELECT_QUEUE_ACCEL_FALLBACK +#endif +#if (RHEL_RELEASE_VERSION(7, 3) <= RHEL_RELEASE_CODE) +#define HAVE_RHEL7_NET_DEVICE_OPS_EXT +#endif +#if (RHEL_RELEASE_VERSION(7, 4) <= RHEL_RELEASE_CODE) +#define HAVE_RHEL7_NETDEV_OPS_EXT_NDO_SET_VF_VLAN +#endif +#if (RHEL_RELEASE_VERSION(7, 5) <= RHEL_RELEASE_CODE) +#define HAVE_RHEL7_NETDEV_OPS_EXT_NDO_SETUP_TC +#define HAVE_RHEL7_NETDEV_OPS_EXT_NDO_CHANGE_MTU +#endif + +#else /* >= 3.11.0 */ +#define HAVE_NDO_SET_VF_LINK_STATE +#define HAVE_SKB_INNER_PROTOCOL +#define HAVE_MPLS_FEATURES +#endif /* >= 3.11.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 12, 0) <= LINUX_VERSION_CODE) +#if (SLE_VERSION_CODE && SLE_VERSION(12, 0, 0) <= SLE_VERSION_CODE) +#define HAVE_NDO_SELECT_QUEUE_ACCEL_FALLBACK +#endif +#if (KERNEL_VERSION(4, 8, 0) > LINUX_VERSION_CODE) +#define HAVE_VXLAN_RX_OFFLOAD +#if !defined(HAVE_UDP_ENC_TUNNEL) && IS_ENABLED(CONFIG_VXLAN) +#define HAVE_UDP_ENC_TUNNEL +#endif +#endif /* < 4.8.0 */ +#define HAVE_NDO_GET_PHYS_PORT_ID +#define HAVE_NETIF_SET_XPS_QUEUE_CONST_MASK +#endif /* >= 3.12.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 13, 0) > LINUX_VERSION_CODE) +#define dma_set_mask_and_coherent(_p, _m) kc_dma_set_mask_and_coherent(_p, _m) +int kc_dma_set_mask_and_coherent(struct device *dev, u64 mask); +#ifndef u64_stats_init +#define u64_stats_init(a) \ + do { \ + } while (0) +#endif +#ifndef BIT_ULL +#define BIT_ULL(n) (1ULL << (n)) +#endif + +#if (SLE_VERSION_CODE && SLE_VERSION(12, 1, 0) <= SLE_VERSION_CODE) +#undef HAVE_STRUCT_PAGE_PFMEMALLOC +#define HAVE_DCBNL_OPS_SETAPP_RETURN_INT +#endif +#ifndef list_next_entry +#define list_next_entry(pos, member) \ + list_entry((pos)->member.next, typeof(*(pos)), member) +#endif +#ifndef list_prev_entry +#define list_prev_entry(pos, member) \ + list_entry((pos)->member.prev, typeof(*(pos)), member) +#endif + +#if (KERNEL_VERSION(2, 6, 20) < LINUX_VERSION_CODE) +#define devm_kcalloc(dev, cnt, size, flags) \ + ((dev), ((cnt) * (size)), (flags)) +#endif /* > 2.6.20 */ + +#else /* >= 3.13.0 */ +#define HAVE_VXLAN_CHECKS +#if (UBUNTU_VERSION_CODE && \ + UBUNTU_VERSION(3, 13, 0, 24) <= UBUNTU_VERSION_CODE) +#define HAVE_NDO_SELECT_QUEUE_ACCEL_FALLBACK +#else +#define HAVE_NDO_SELECT_QUEUE_ACCEL +#endif +#define HAVE_NET_GET_RANDOM_ONCE +#define HAVE_HWMON_DEVICE_REGISTER_WITH_GROUPS +#endif + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 14, 0) > LINUX_VERSION_CODE) + +#ifndef U16_MAX +#define U16_MAX ((u16)~0U) +#endif + +#ifndef U32_MAX +#define U32_MAX ((u32)~0U) +#endif + +#if (!(RHEL_RELEASE_CODE && \ + RHEL_RELEASE_VERSION(7, 0) <= RHEL_RELEASE_CODE) && \ + !(SLE_VERSION_CODE && SLE_VERSION(12, 0, 0) <= SLE_VERSION_CODE)) + +/* it isn't expected that this would be a #define unless we made it so */ +#ifndef skb_set_hash + +#define PKT_HASH_TYPE_NONE 0 +#define PKT_HASH_TYPE_L2 1 +#define PKT_HASH_TYPE_L3 2 +#define PKT_HASH_TYPE_L4 3 + +enum _kc_pkt_hash_types { + _KC_PKT_HASH_TYPE_NONE = PKT_HASH_TYPE_NONE, + _KC_PKT_HASH_TYPE_L2 = PKT_HASH_TYPE_L2, + _KC_PKT_HASH_TYPE_L3 = PKT_HASH_TYPE_L3, + _KC_PKT_HASH_TYPE_L4 = PKT_HASH_TYPE_L4, +}; + +#define pkt_hash_types _kc_pkt_hash_types + +#define skb_set_hash __kc_skb_set_hash +static inline void +__kc_skb_set_hash(struct sk_buff __maybe_unused *skb, + u32 __maybe_unused hash, int __maybe_unused type) +{ +#ifdef HAVE_SKB_L4_RXHASH + skb->l4_rxhash = (type == PKT_HASH_TYPE_L4); +#endif +#ifdef NETIF_F_RXHASH + skb->rxhash = hash; +#endif +} +#endif /* !skb_set_hash */ + +#else /* RHEL_RELEASE_CODE >= 7.0 || SLE_VERSION_CODE >= 12.0 */ + +#ifndef HAVE_VXLAN_RX_OFFLOAD +#define HAVE_VXLAN_RX_OFFLOAD +#endif /* HAVE_VXLAN_RX_OFFLOAD */ + +#if !defined(HAVE_UDP_ENC_TUNNEL) && IS_ENABLED(CONFIG_VXLAN) +#define HAVE_UDP_ENC_TUNNEL +#endif + +#ifndef HAVE_VXLAN_CHECKS +#define HAVE_VXLAN_CHECKS +#endif /* HAVE_VXLAN_CHECKS */ +#endif /* !(RHEL_RELEASE_CODE >= 7.0 && SLE_VERSION_CODE >= 12.0) */ + +#ifndef pci_enable_msix_range +int kc_pci_enable_msix_range(struct pci_dev *dev, struct msix_entry *entries, + int min_vec, int max_vec); +#define pci_enable_msix_range kc_pci_enable_msix_range +#endif + +#ifndef ether_addr_copy +#define ether_addr_copy __kc_ether_addr_copy +static inline void __kc_ether_addr_copy(u8 *dst, const u8 *src) +{ +#if defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) + *(u32 *)dst = *(const u32 *)src; + *(u16 *)(dst + 4) = *(const u16 *)(src + 4); +#else + u16 i = 0; + u16 *a = (u16 *)dst; + const u16 *b = (const u16 *)src; + + for (i = 0; i < ETH_ALEN / sizeof(u16); i++) + a[i] = b[i]; +#endif +} +#endif /* ether_addr_copy */ + +#else /* >= 3.14.0 */ + +#define HAVE_NDO_SELECT_QUEUE_ACCEL_FALLBACK +#endif /* 3.14.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 16, 0) > LINUX_VERSION_CODE) +#ifndef __dev_uc_sync +#ifdef HAVE_SET_RX_MODE +#ifdef NETDEV_HW_ADDR_T_UNICAST +int kc_hw_addr_sync_dev(struct netdev_hw_addr_list *list, + struct net_device *dev, + int (*sync)(struct net_device *, const unsigned char *), + int (*unsync)(struct net_device *, + const unsigned char *)); +void kc_hw_addr_unsync_dev(struct netdev_hw_addr_list *list, + struct net_device *dev, + int (*unsync)(struct net_device *, + const unsigned char *)); +#endif +#ifndef NETDEV_HW_ADDR_T_MULTICAST +int kc_dev_addr_sync_dev(struct dev_addr_list **list, int *count, + struct net_device *dev, + int (*sync)(struct net_device *, + const unsigned char *), + int (*unsync)(struct net_device *, + const unsigned char *)); +void kc_dev_addr_unsync_dev(struct dev_addr_list **list, int *count, + struct net_device *dev, + int (*unsync)(struct net_device *, + const unsigned char *)); +#endif +#endif /* HAVE_SET_RX_MODE */ + +static inline int +__kc_dev_uc_sync(struct net_device __maybe_unused *dev, + int __maybe_unused (*sync)(struct net_device *, + const unsigned char *), + int __maybe_unused (*unsync)(struct net_device *, + const unsigned char *)) +{ +#ifdef NETDEV_HW_ADDR_T_UNICAST + return kc_hw_addr_sync_dev(&dev->uc, dev, sync, unsync); +#elif defined(HAVE_SET_RX_MODE) + return kc_dev_addr_sync_dev(&dev->uc_list, &dev->uc_count, + dev, sync, unsync); +#else + return 0; +#endif +} + +#define __dev_uc_sync __kc_dev_uc_sync + +static inline void +__kc_dev_uc_unsync(struct net_device __maybe_unused *dev, + int __maybe_unused (*unsync)(struct net_device *, + const unsigned char *)) +{ +#ifdef HAVE_SET_RX_MODE +#ifdef NETDEV_HW_ADDR_T_UNICAST + kc_hw_addr_unsync_dev(&dev->uc, dev, unsync); +#else /* NETDEV_HW_ADDR_T_MULTICAST */ + kc_dev_addr_unsync_dev(&dev->uc_list, &dev->uc_count, dev, unsync); +#endif /* NETDEV_HW_ADDR_T_UNICAST */ +#endif /* HAVE_SET_RX_MODE */ +} + +#define __dev_uc_unsync __kc_dev_uc_unsync + +static inline int +__kc_dev_mc_sync(struct net_device __maybe_unused *dev, + int __maybe_unused (*sync)(struct net_device *, + const unsigned char *), + int __maybe_unused (*unsync)(struct net_device *, + const unsigned char *)) +{ +#ifdef NETDEV_HW_ADDR_T_MULTICAST + return kc_hw_addr_sync_dev(&dev->mc, dev, sync, unsync); +#elif defined(HAVE_SET_RX_MODE) + return kc_dev_addr_sync_dev(&dev->mc_list, &dev->mc_count, + dev, sync, unsync); +#else + return 0; +#endif +} + +#define __dev_mc_sync __kc_dev_mc_sync + +static inline void +__kc_dev_mc_unsync(struct net_device __maybe_unused *dev, + int __maybe_unused (*unsync)(struct net_device *, + const unsigned char *)) +{ +#ifdef HAVE_SET_RX_MODE +#ifdef NETDEV_HW_ADDR_T_MULTICAST + kc_hw_addr_unsync_dev(&dev->mc, dev, unsync); +#else /* NETDEV_HW_ADDR_T_MULTICAST */ + kc_dev_addr_unsync_dev(&dev->mc_list, &dev->mc_count, dev, unsync); +#endif /* NETDEV_HW_ADDR_T_MULTICAST */ +#endif /* HAVE_SET_RX_MODE */ +} + +#define __dev_mc_unsync __kc_dev_mc_unsync +#endif /* __dev_uc_sync */ + +#if RHEL_RELEASE_CODE && (RHEL_RELEASE_VERSION(7, 1) < RHEL_RELEASE_CODE) +#define HAVE_NDO_SET_VF_MIN_MAX_TX_RATE +#endif + +#ifndef NETIF_F_GSO_UDP_TUNNEL_CSUM +/* + * if someone backports this, hopefully they backport as a #define. + * declare it as zero on older kernels so that if it get's or'd in + * it won't effect anything, therefore preventing core driver changes. + */ +#define NETIF_F_GSO_UDP_TUNNEL_CSUM 0 +#define SKB_GSO_UDP_TUNNEL_CSUM 0 +#endif + +#if (RHEL_RELEASE_CODE && RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(7, 4)) +#define HAVE_VLAN_FIND_DEV_DEEP_RCU +#endif + +#else +#define HAVE_NDO_SET_VF_MIN_MAX_TX_RATE +#define HAVE_VLAN_FIND_DEV_DEEP_RCU + +#endif /* 3.16.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 18, 0) > LINUX_VERSION_CODE) +#if RHEL_RELEASE_CODE && (RHEL_RELEASE_VERSION(7, 1) < RHEL_RELEASE_CODE) +#define HAVE_MULTI_VLAN_OFFLOAD_EN +#endif + +/* RHEL 7.1 backported csum_level, but SLES 12 and 12-SP1 did not */ +#if RHEL_RELEASE_CODE && (RHEL_RELEASE_VERSION(7, 1) <= RHEL_RELEASE_CODE) +#define HAVE_SKBUFF_CSUM_LEVEL +#endif /* >= RH 7.1 */ + +#else +#define HAVE_SKBUFF_CSUM_LEVEL +#define HAVE_MULTI_VLAN_OFFLOAD_EN +#define HAVE_ETH_GET_HEADLEN_FUNC +#endif /* 3.18.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(3, 19, 0) > LINUX_VERSION_CODE) +/* netdev_phys_port_id renamed to netdev_phys_item_id */ +#define netdev_phys_item_id netdev_phys_port_id + +static inline void _kc_napi_complete_done(struct napi_struct *napi, + int __always_unused work_done) +{ + napi_complete(napi); +} + +#define napi_complete_done _kc_napi_complete_done + +#ifndef NETDEV_RSS_KEY_LEN +#define NETDEV_RSS_KEY_LEN (13 * 4) +#endif +#if (!(RHEL_RELEASE_CODE && \ + (RHEL_RELEASE_VERSION(6, 7) <= RHEL_RELEASE_CODE && \ + (RHEL_RELEASE_VERSION(7, 0) > RHEL_RELEASE_CODE)))) +#define netdev_rss_key_fill(buffer, len) kc_netdev_rss_key_fill(buffer, len) +#endif /* RHEL_RELEASE_CODE */ +void kc_netdev_rss_key_fill(void *buffer, size_t buf_len); +#define SPEED_20000 20000 +#define SPEED_40000 40000 +#ifndef dma_rmb +/* It is used for tx hw_ci and sw_ci. */ +#define dma_rmb() rmb() +#endif +#ifndef dev_alloc_pages +#define dev_alloc_pages(_order) \ + alloc_pages_node(NUMA_NO_NODE, (GFP_ATOMIC | __GFP_COLD | \ + __GFP_COMP | __GFP_MEMALLOC), (_order)) +#endif +#ifndef dev_alloc_page +#define dev_alloc_page() dev_alloc_pages(0) +#endif +#if !defined(eth_skb_pad) && !defined(skb_put_padto) +/* + * __kc_skb_put_padto - increase size and pad an skbuff up to a minimal size + * @skb: buffer to pad + * @len: minimal length + * + * Pads up a buffer to ensure the trailing bytes exist and are + * blanked. If the buffer already contains sufficient data it + * is untouched. Otherwise it is extended. Returns zero on + * success. The skb is freed on error. + */ +static inline int __kc_skb_put_padto(struct sk_buff *skb, unsigned int len) +{ + int length = (int)len; + unsigned int size = skb->len; + + if (unlikely(size < length) != 0) { + length -= (int)size; + if (skb_pad(skb, length) != 0) + return -ENOMEM; + __skb_put(skb, (unsigned int)length); + } + return 0; +} + +#define skb_put_padto(skb, len) __kc_skb_put_padto(skb, len) + +static inline int __kc_eth_skb_pad(struct sk_buff *skb) +{ + return __kc_skb_put_padto(skb, ETH_ZLEN); +} + +#define eth_skb_pad(skb) __kc_eth_skb_pad(skb) +#endif /* eth_skb_pad && skb_put_padto */ + +#define HAVE_CONFIG_PM_RUNTIME + +#if defined(RHEL_RELEASE_CODE) +#if ((RHEL_RELEASE_VERSION(6, 7) < RHEL_RELEASE_CODE) && \ + (RHEL_RELEASE_VERSION(7, 0) > RHEL_RELEASE_CODE)) +#define HAVE_RXFH_HASHFUNC +#endif /* 6.7 < RHEL < 7.0 */ +#if (RHEL_RELEASE_VERSION(7, 1) < RHEL_RELEASE_CODE) +#define HAVE_RXFH_HASHFUNC +#endif /* RHEL > 7.1 */ +#endif /* RHEL_RELEASE_CODE */ + +#if !(RHEL_RELEASE_CODE && \ + (RHEL_RELEASE_VERSION(7, 1) < RHEL_RELEASE_CODE || \ + RHEL_RELEASE_VERSION(6, 8) == RHEL_RELEASE_CODE || \ + RHEL_RELEASE_VERSION(6, 9) == RHEL_RELEASE_CODE)) +#ifndef ETH_P_8021AD +#define ETH_P_8021AD 0x88A8 /* 802.1ad Service VLAN */ +#endif +__be16 __vlan_get_protocol(struct sk_buff *skb, __be16 type, int *next_depth); +#endif + +#ifndef napi_schedule_irqoff +#define napi_schedule_irqoff napi_schedule +#endif +#ifndef ETH_MODULE_SFF_8636 +#define ETH_MODULE_SFF_8636 0x3 +#endif +#ifndef ETH_MODULE_SFF_8636_LEN +#define ETH_MODULE_SFF_8636_LEN 256 +#endif +#ifndef ETH_MODULE_SFF_8436 +#define ETH_MODULE_SFF_8436 0x4 +#endif +#ifndef ETH_MODULE_SFF_8436_LEN +#define ETH_MODULE_SFF_8436_LEN 256 +#endif +#else /* 3.19.0 */ +#define HAVE_RXFH_HASHFUNC +#endif /* 3.19.0 */ + +/* ************************************************************** */ +#if (KERNEL_VERSION(4, 0, 0) > LINUX_VERSION_CODE) +#ifndef skb_vlan_tag_present +#define skb_vlan_tag_present(__skb) vlan_tx_tag_present(__skb) +#define skb_vlan_tag_get(__skb) vlan_tx_tag_get(__skb) +#define skb_vlan_tag_get_id(__skb) vlan_tx_tag_get_id(__skb) +#endif +#endif /* 4,0,0 */ + +/* ************************************************************** */ +#if (KERNEL_VERSION(4, 2, 0) > LINUX_VERSION_CODE) +#define SPEED_25000 25000 +#define SPEED_100000 100000 +#endif + +/****************************************************************/ +#if (KERNEL_VERSION(4, 4, 0) > LINUX_VERSION_CODE) +#if (RHEL_RELEASE_CODE && RHEL_RELEASE_VERSION(7, 3) <= RHEL_RELEASE_CODE) +#define HAVE_NDO_SET_VF_TRUST +#endif /* (RHEL_RELEASE >= 7.3) */ + +#else /* >= 4.4.0 */ +#define HAVE_NDO_SET_VF_TRUST +#endif /* 4.4.0 */ + +/* ************************************************************** */ +#if (KERNEL_VERSION(4, 5, 0) > LINUX_VERSION_CODE) +#ifndef NETIF_F_SCTP_CRC +#define NETIF_F_SCTP_CRC NETIF_F_SCTP_CSUM +#endif /* NETIF_F_SCTP_CRC */ +#endif + +/* ************************************************************** */ +#if (KERNEL_VERSION(4, 6, 0) > LINUX_VERSION_CODE) +#if !(SLE_VERSION_CODE && (SLE_VERSION(12, 3, 0) <= SLE_VERSION_CODE)) && \ + !(RHEL_RELEASE_CODE && \ + RHEL_RELEASE_VERSION(7, 4) <= RHEL_RELEASE_CODE) && \ + !(DEEPIN_VERSION_CODE && \ + (DEEPIN_PRODUCT_VERSION(15, 2, 0) == DEEPIN_VERSION_CODE)) +static inline void csum_replace_by_diff(__sum16 *sum, __wsum diff) +{ + *sum = csum_fold(csum_add(diff, ~csum_unfold(*sum))); +} +#endif + +#if !(RHEL_RELEASE_CODE && RHEL_RELEASE_VERSION(7, 5) <= RHEL_RELEASE_CODE) +#define UNSUPPORT_NTUPLE_IPV6 +#endif + +#else /* >= 4.6.0 */ +#include <net/devlink.h> +#endif /* 4.6.0 */ + +/* ************************************************************** */ +#if (KERNEL_VERSION(4, 7, 0) > LINUX_VERSION_CODE) +#define HAVE_PAGE_COUNT + +#ifdef ETHTOOL_GLINKSETTINGS +#if (UBUNTU_VERSION_CODE && UBUNTU_VERSION_CODE >= UBUNTU_VERSION(4, 4, 0, 62)) +#define ETHTOOL_LINK_MODE_25000baseCR_Full_BIT 31 +#define ETHTOOL_LINK_MODE_25000baseKR_Full_BIT 32 +#define ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT 36 +#define ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT 38 +#endif +#endif + +#endif + +/* ************************************************************** */ + +#if (KERNEL_VERSION(4, 8, 0) > LINUX_VERSION_CODE) +#if (RHEL_RELEASE_CODE && RHEL_RELEASE_VERSION(7, 4) <= RHEL_RELEASE_CODE) || \ + (SLE_VERSION_CODE && (SLE_VERSION(12, 3, 0) <= SLE_VERSION_CODE)) +#define HAVE_IO_MAP_WC_SIZE +#endif + +#else /* > 4.8 */ +#define HAVE_IO_MAP_WC_SIZE +#endif /* 4.8 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(4, 10, 0) > LINUX_VERSION_CODE) +#if (SLE_VERSION_CODE && (SLE_VERSION(12, 3, 0) <= SLE_VERSION_CODE)) +#define HAVE_NETDEVICE_MIN_MAX_MTU +#endif +#if (RHEL_RELEASE_CODE && RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(7, 5)) +#define HAVE_NETDEVICE_EXTENDED_MIN_MAX_MTU +#endif +#else /* >= 4.10.0 */ +#define HAVE_NETDEVICE_MIN_MAX_MTU +#endif /* 4.10.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(4, 11, 0) > LINUX_VERSION_CODE) +#define HAVE_STRUCT_CURRENT +#if (SLE_VERSION_CODE && (SLE_VERSION(12, 3, 0) <= SLE_VERSION_CODE)) || \ + (RHEL_RELEASE_CODE && \ + RHEL_RELEASE_VERSION(7, 5) <= RHEL_RELEASE_CODE) || \ + (DEEPIN_VERSION_CODE && \ + (DEEPIN_PRODUCT_VERSION(15, 2, 0) == DEEPIN_VERSION_CODE)) +#define HAVE_VOID_NDO_GET_STATS64 +#endif +#ifdef CONFIG_NET_RX_BUSY_POLL +#define HAVE_NDO_BUSY_POLL +#endif +#else /* > 4.11 */ +#define HAVE_VOID_NDO_GET_STATS64 +#define HAVE_VM_OPS_FAULT_NO_VMA +#endif /* 4.11.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(4, 13, 0) > LINUX_VERSION_CODE) +#else /* > 4.13 */ +#define HAVE_HWTSTAMP_FILTER_NTP_ALL +#define HAVE_NDO_SETUP_TC_CHAIN_INDEX +#define HAVE_PCI_ERROR_HANDLER_RESET_PREPARE +#define HAVE_PTP_CLOCK_DO_AUX_WORK +#endif /* 4.13.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(4, 14, 0) > LINUX_VERSION_CODE) +#if (SLE_VERSION_CODE && (SLE_VERSION(15, 0, 0) <= SLE_VERSION_CODE)) +#define HAVE_NDO_SETUP_TC_REMOVE_TC_TO_NETDEV +#endif + +#else /* > 4.14 */ +#define HAVE_NDO_SETUP_TC_REMOVE_TC_TO_NETDEV + +#define HAVE_XDP_SUPPORT +#if (KERNEL_VERSION(5, 9, 0) > LINUX_VERSION_CODE) +#define HAVE_XDP_QUERY_PROG +#endif +#endif /* 4.14.0 */ +/* ************************************************************************ */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(4, 15, 0) > LINUX_VERSION_CODE) +#if ((KERNEL_VERSION(3, 10, 0) == LINUX_VERSION_CODE) && RHEL_RELEASE_CODE && \ + (RHEL_RELEASE_VERSION(7, 6) == RHEL_RELEASE_CODE)) +#else +#define TC_SETUP_QDISC_MQPRIO TC_SETUP_MQPRIO +#endif +#if (KERNEL_VERSION(4, 12, 0) <= LINUX_VERSION_CODE) +#if (SLE_VERSION_CODE && (SLE_VERSION(15, 0, 0) <= SLE_VERSION_CODE)) || \ + (RHEL_RELEASE_CODE && RHEL_RELEASE_VERSION(7, 5) <= RHEL_RELEASE_CODE) +#else /* 4.12-4.15 */ +#define HAVE_IP6_FRAG_ID_ENABLE_UFO +#endif +#else /* < 4.12.0 */ +#define HAVE_IP6_FRAG_ID_ENABLE_UFO +#endif +#else /* >= 4.15.0 */ +#define HAVE_NDO_BPF_NETDEV_BPF +#define HAVE_TIMER_SETUP +#define HAVE_XDP_DATA_META +#endif /* 4.15.0 */ +/* ************************************************************************ */ +#if (KERNEL_VERSION(4, 17, 0) > LINUX_VERSION_CODE) +#if KERNEL_VERSION(3, 1, 0) <= LINUX_VERSION_CODE || \ + KERNEL_VERSION(2, 6, 32) == LINUX_VERSION_CODE +#define NEED_VLAN_RESTORE +#endif +#else +#define HAVE_MACRO_VM_FAULT_T +#endif /* 4.17.0 */ + +#if (KERNEL_VERSION(4, 18, 0) > LINUX_VERSION_CODE) +#else /* >= 4.18 */ +#if RHEL_RELEASE_CODE && RHEL_RELEASE_VERSION(8, 2) <= RHEL_RELEASE_CODE +#define ETH_GET_HEADLEN_NEED_DEV +#endif +#endif + +/* ************************************************************************ */ +#if (KERNEL_VERSION(4, 19, 0) > LINUX_VERSION_CODE) +#if ((RHEL_RELEASE_CODE && (RHEL_RELEASE_VERSION(8, 0) <= RHEL_RELEASE_CODE)) || \ + (SUSE_PRODUCT_CODE && (SUSE_PRODUCT(1, 12, 5, 0) == SUSE_PRODUCT_CODE)) || \ + (SUSE_PRODUCT_CODE && (SUSE_PRODUCT(1, 15, 1, 0) <= SUSE_PRODUCT_CODE))) +#define HAVE_NDO_SELECT_QUEUE_SB_DEV +#endif + +#ifndef bitmap_zalloc +#if (SLE_VERSION_CODE && (SLE_VERSION(15, 0, 0) > SLE_VERSION_CODE)) +#ifndef kmalloc_array + +#define SIZE_MAX (~(size_t)0) + +static inline void *kmalloc_array(size_t n, size_t size, gfp_t flags) +{ + if (size != 0 && n > SIZE_MAX / size) + return NULL; + return __kmalloc(n * size, flags); +} +#endif +#endif + +#define bitmap_zalloc(nbits, flags) _hinic3_bitmap_zalloc(nbits, flags) +static inline unsigned long *_hinic3_bitmap_zalloc(unsigned int nbits, gfp_t flags) +{ + return kmalloc_array(BITS_TO_LONGS(nbits), + sizeof(unsigned long), flags | __GFP_ZERO); +} +#endif + +#else /* >= 4.19 */ +#define HAVE_NDO_SELECT_QUEUE_SB_DEV +#endif + +/*****************************************************************************/ +#if (KERNEL_VERSION(5, 0, 0) > LINUX_VERSION_CODE) +#if (RHEL_RELEASE_CODE && RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(8, 0)) +#define dev_open(x) dev_open(x, NULL) +#endif +#else /* >= 5.0.0 */ +#define dev_open(x) dev_open(x, NULL) +#define HAVE_NEW_ETHTOOL_LINK_SETTINGS_ONLY + +#ifndef get_ds +#define get_ds() (KERNEL_DS) +#endif + +#ifndef dma_zalloc_coherent +#define dma_zalloc_coherent(d, s, h, f) _hinic3_dma_zalloc_coherent(d, s, h, f) +static inline void *_hinic3_dma_zalloc_coherent(struct device *dev, + size_t size, dma_addr_t *dma_handle, + gfp_t gfp) +{ + /* Above kernel 5.0, fixed up all remaining architectures + * to zero the memory in dma_alloc_coherent, and made + * dma_zalloc_coherent a no-op wrapper around dma_alloc_coherent, + * which fixes all of the above issues. + */ + return dma_alloc_coherent(dev, size, dma_handle, gfp); +} +#endif + +#if (KERNEL_VERSION(5, 6, 0) <= LINUX_VERSION_CODE) +struct timeval { + __kernel_old_time_t tv_sec; /* seconds */ + __kernel_suseconds_t tv_usec; /* microseconds */ +}; +#endif + +#ifndef do_gettimeofday +#define do_gettimeofday(time) _kc_do_gettimeofday(time) +static inline void _kc_do_gettimeofday(struct timeval *tv) +{ + struct timespec64 ts; + + ktime_get_real_ts64(&ts); + tv->tv_sec = ts.tv_sec; + tv->tv_usec = ts.tv_nsec / NSEC_PER_USEC; +} +#endif + +#endif /* 5.0.0 */ + +/*****************************************************************************/ +#if (KERNEL_VERSION(5, 2, 0) > LINUX_VERSION_CODE) +#else /* >= 5.2.0 */ +#define HAVE_NDO_SELECT_QUEUE_SB_DEV_ONLY +#define ETH_GET_HEADLEN_NEED_DEV +#define HAVE_GENL_OPS_FIELD_VALIDATE +#endif /* 5.2.0 */ + +/*****************************************************************************/ +#if (KERNEL_VERSION(5, 3, 0) > LINUX_VERSION_CODE) +#if (KERNEL_VERSION(3, 14, 0) <= LINUX_VERSION_CODE) +#define HAVE_NDO_SELECT_QUEUE_ACCEL_FALLBACK +#endif +#if (RHEL_RELEASE_CODE && KERNEL_VERSION(4, 18, 0) <= LINUX_VERSION_CODE) +#define HAVE_NDO_SELECT_QUEUE_SB_DEV +#endif +#endif /* 5.3.0 */ + +/*****************************************************************************/ +#if (KERNEL_VERSION(5, 4, 0) > LINUX_VERSION_CODE) +#if (SUSE_PRODUCT(1, 15, 2, 0) <= SUSE_PRODUCT_CODE) +#ifndef pci_cleanup_aer_uncorrect_error_status +#define pci_cleanup_aer_uncorrect_error_status pci_aer_clear_nonfatal_status +#endif +#else /* < SLES15sp2 */ +#ifndef skb_frag_off_add +#define skb_frag_off_add(frag, delta) kc_skb_frag_off_add(frag, delta) +static inline void kc_skb_frag_off_add(skb_frag_t *frag, int delta) +{ + frag->page_offset += (unsigned short)delta; +} +#endif /* skb_frag_off_add */ +#endif /* >= SLES15sp2 */ +#else /* >= 5.4.0 */ + +#ifndef FIELD_SIZEOF +#define FIELD_SIZEOF(t, f) (sizeof(((t *)0)->f)) +#endif +#endif /* 5.4.0 */ + +/*****************************************************************************/ +#if (KERNEL_VERSION(5, 5, 0) > LINUX_VERSION_CODE) +#else /* >= 5.5.0 */ +#define HAVE_DEVLINK_FLASH_UPDATE_PARAMS +#endif /* 5.5.0 */ + +/*****************************************************************************/ +#if (KERNEL_VERSION(5, 6, 0) > LINUX_VERSION_CODE) +#else /* >= 5.6.0 */ +#ifndef rtc_time_to_tm +#define rtc_time_to_tm rtc_time64_to_tm +#endif +#define HAVE_NDO_TX_TIMEOUT_TXQ +#define HAVE_PROC_OPS +#endif /* 5.6.0 */ + +/*****************************************************************************/ +#if (KERNEL_VERSION(5, 7, 0) > LINUX_VERSION_CODE) +#else /* >= 5.7.0 */ +#define SUPPORTED_COALESCE_PARAMS + +#ifndef pci_cleanup_aer_uncorrect_error_status +#define pci_cleanup_aer_uncorrect_error_status pci_aer_clear_nonfatal_status +#endif +#endif /* 5.7.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(5, 9, 0) > LINUX_VERSION_CODE) + +#else /* >= 5.9.0 */ +#define HAVE_XDP_FRAME_SZ +#endif /* 5.9.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(5, 10, 0) > LINUX_VERSION_CODE) +#define HAVE_DEVLINK_FW_FILE_NAME_PARAM +#else /* >= 5.10.0 */ +#endif /* 5.10.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(5, 11, 0) > LINUX_VERSION_CODE) +#define HAVE_DEVLINK_FW_FILE_NAME_MEMBER +#else /* >= 5.11.0 */ +#endif /* 5.11.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(5, 15, 0) > LINUX_VERSION_CODE) + +#else /* >= 5.15.0 */ +#endif /* 5.15.0 */ + +/* ************************************************************************ */ +#if (KERNEL_VERSION(5, 17, 0) > LINUX_VERSION_CODE) + +#else /* >= 5.17.0 */ +#endif /* 5.17.0 */ + +/* vxlan outer udp checksum will offload and + * skb->inner_transport_header is wrong + */ +#if (SLE_VERSION_CODE && \ + ((SLE_VERSION(12, 1, 0) == SLE_VERSION_CODE) || \ + (SLE_VERSION(12, 0, 0) == SLE_VERSION_CODE))) || \ + (RHEL_RELEASE_CODE && \ + (RHEL_RELEASE_VERSION(7, 0) == RHEL_RELEASE_CODE)) +#define HAVE_OUTER_IPV6_TUNNEL_OFFLOAD +#endif + +#if (KERNEL_VERSION(3, 10, 0) <= LINUX_VERSION_CODE) +#define HAVE_ENCAPSULATION_TSO +#endif + +#if (KERNEL_VERSION(3, 8, 0) <= LINUX_VERSION_CODE) +#define HAVE_ENCAPSULATION_CSUM +#endif + +#ifndef eth_zero_addr +static inline void __kc_eth_zero_addr(u8 *addr) +{ + memset(addr, 0x00, ETH_ALEN); +} + +#define eth_zero_addr(_addr) __kc_eth_zero_addr(_addr) +#endif + +#ifndef netdev_hw_addr_list_for_each +#define netdev_hw_addr_list_for_each(ha, l) \ + list_for_each_entry(ha, &(l)->list, list) +#endif + +#if (KERNEL_VERSION(3, 8, 0) > LINUX_VERSION_CODE) +int pci_sriov_get_totalvfs(struct pci_dev *dev); +#endif +#if (KERNEL_VERSION(4, 1, 0) > LINUX_VERSION_CODE) +unsigned int cpumask_local_spread(unsigned int i, int node); +#endif +#define spin_lock_deinit(lock) + +struct file *file_creat(const char *file_name); + +struct file *file_open(const char *file_name); + +void file_close(struct file *file_handle); + +u32 get_file_size(struct file *file_handle); + +void set_file_position(struct file *file_handle, u32 position); + +int file_read(struct file *file_handle, char *log_buffer, u32 rd_length, + u32 *file_pos); + +u32 file_write(struct file *file_handle, const char *log_buffer, u32 wr_length); + +struct sdk_thread_info { + struct task_struct *thread_obj; + char *name; + void (*thread_fn)(void *x); + void *thread_event; + void *data; +}; + +int creat_thread(struct sdk_thread_info *thread_info); + +void stop_thread(struct sdk_thread_info *thread_info); + +#define destroy_work(work) +void utctime_to_localtime(u64 utctime, u64 *localtime); +#ifndef HAVE_TIMER_SETUP +void initialize_timer(const void *adapter_hdl, struct timer_list *timer); +#endif +void add_to_timer(struct timer_list *timer, long period); +void stop_timer(struct timer_list *timer); +void delete_timer(struct timer_list *timer); +u64 ossl_get_real_time(void); + +#define nicif_err(priv, type, dev, fmt, args...) \ + netif_level(err, priv, type, dev, "[NIC]" fmt, ##args) +#define nicif_warn(priv, type, dev, fmt, args...) \ + netif_level(warn, priv, type, dev, "[NIC]" fmt, ##args) +#define nicif_notice(priv, type, dev, fmt, args...) \ + netif_level(notice, priv, type, dev, "[NIC]" fmt, ##args) +#define nicif_info(priv, type, dev, fmt, args...) \ + netif_level(info, priv, type, dev, "[NIC]" fmt, ##args) +#define nicif_dbg(priv, type, dev, fmt, args...) \ + netif_level(dbg, priv, type, dev, "[NIC]" fmt, ##args) + +#define destroy_completion(completion) +#define sema_deinit(lock) +#define mutex_deinit(lock) +#define rwlock_deinit(lock) + +#define tasklet_state(tasklet) ((tasklet)->state) + +/* only kernel version >=4.16.0 support ESN for IPsec HW offload */ +#if (KERNEL_VERSION(4, 16, 0) <= LINUX_VERSION_CODE && \ + KERNEL_VERSION(4, 19, 0) > LINUX_VERSION_CODE) +#define SUPPORT_IPSEC_OFFLOAD_ESN +#endif + +#ifndef hash_init +#define HASH_SIZE(name) (ARRAY_SIZE(name)) + +static inline void __hash_init(struct hlist_head *ht, unsigned int sz) +{ + unsigned int i; + + for (i = 0; i < sz; i++) + INIT_HLIST_HEAD(&ht[i]); +} + +#define hash_init(hashtable) __hash_init(hashtable, HASH_SIZE(hashtable)) +#endif + +/*lint +e652*/ + +#endif +/* ************************************************************************ */