[PATCH V2 net-next 00/13] net: hns3: some cleanups for -next
To improve code readability and maintainability, the series refactor out some bloated functions in the HNS3 ethernet driver. change log: V2: remove an unused variable in #5 previous version: V1: https://patchwork.kernel.org/project/netdevbpf/cover/1612943005-59416-1-git-... Hao Chen (1): net: hns3: refactor out hclge_rm_vport_all_mac_table() Huazhong Tan (2): net: hns3: refactor out hclge_set_rss_tuple() net: hns3: refactor out hclgevf_set_rss_tuple() Jian Shen (3): net: hns3: refactor out hclge_get_rss_tuple() net: hns3: refactor out hclgevf_get_rss_tuple() net: hns3: split out hclge_dbg_dump_qos_buf_cfg() Jiaran Zhang (1): net: hns3: use ipv6_addr_any() helper Peng Li (4): net: hns3: refactor out hclge_cmd_convert_err_code() net: hns3: refactor out hclgevf_cmd_convert_err_code() net: hns3: clean up hns3_dbg_cmd_write() net: hns3: refactor out hclge_set_vf_vlan_common() Yufeng Mo (2): net: hns3: split out hclge_cmd_send() net: hns3: split out hclgevf_cmd_send() .../ethernet/hisilicon/hns3/hns3_debugfs.c | 44 +-- .../hisilicon/hns3/hns3pf/hclge_cmd.c | 155 ++++++----- .../hisilicon/hns3/hns3pf/hclge_debugfs.c | 158 ++++++++--- .../hisilicon/hns3/hns3pf/hclge_main.c | 254 +++++++++++------- .../hisilicon/hns3/hns3vf/hclgevf_cmd.c | 194 +++++++------ .../hisilicon/hns3/hns3vf/hclgevf_main.c | 114 +++++--- 6 files changed, 571 insertions(+), 348 deletions(-) -- 2.25.1
From: Peng Li <lipeng321@huawei.com> To improve code readability and maintainability, refactor hclge_cmd_convert_err_code() with an array of imp_errcode and common_errno mapping, instead of a bloated switch/case. Signed-off-by: Peng Li <lipeng321@huawei.com> Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com> --- .../hisilicon/hns3/hns3pf/hclge_cmd.c | 55 +++++++++---------- 1 file changed, 27 insertions(+), 28 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c index 6546b47bef88..cb2c955ce52c 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c @@ -189,36 +189,35 @@ static bool hclge_is_special_opcode(u16 opcode) return false; } +struct errcode { + u32 imp_errcode; + int common_errno; +}; + static int hclge_cmd_convert_err_code(u16 desc_ret) { - switch (desc_ret) { - case HCLGE_CMD_EXEC_SUCCESS: - return 0; - case HCLGE_CMD_NO_AUTH: - return -EPERM; - case HCLGE_CMD_NOT_SUPPORTED: - return -EOPNOTSUPP; - case HCLGE_CMD_QUEUE_FULL: - return -EXFULL; - case HCLGE_CMD_NEXT_ERR: - return -ENOSR; - case HCLGE_CMD_UNEXE_ERR: - return -ENOTBLK; - case HCLGE_CMD_PARA_ERR: - return -EINVAL; - case HCLGE_CMD_RESULT_ERR: - return -ERANGE; - case HCLGE_CMD_TIMEOUT: - return -ETIME; - case HCLGE_CMD_HILINK_ERR: - return -ENOLINK; - case HCLGE_CMD_QUEUE_ILLEGAL: - return -ENXIO; - case HCLGE_CMD_INVALID: - return -EBADR; - default: - return -EIO; - } + struct errcode hclge_cmd_errcode[] = { + {HCLGE_CMD_EXEC_SUCCESS, 0}, + {HCLGE_CMD_NO_AUTH, -EPERM}, + {HCLGE_CMD_NOT_SUPPORTED, -EOPNOTSUPP}, + {HCLGE_CMD_QUEUE_FULL, -EXFULL}, + {HCLGE_CMD_NEXT_ERR, -ENOSR}, + {HCLGE_CMD_UNEXE_ERR, -ENOTBLK}, + {HCLGE_CMD_PARA_ERR, -EINVAL}, + {HCLGE_CMD_RESULT_ERR, -ERANGE}, + {HCLGE_CMD_TIMEOUT, -ETIME}, + {HCLGE_CMD_HILINK_ERR, -ENOLINK}, + {HCLGE_CMD_QUEUE_ILLEGAL, -ENXIO}, + {HCLGE_CMD_INVALID, -EBADR}, + }; + u32 errcode_count = ARRAY_SIZE(hclge_cmd_errcode); + u32 i; + + for (i = 0; i < errcode_count; i++) + if (hclge_cmd_errcode[i].imp_errcode == desc_ret) + return hclge_cmd_errcode[i].common_errno; + + return -EIO; } static int hclge_cmd_check_retval(struct hclge_hw *hw, struct hclge_desc *desc, -- 2.25.1
From: Peng Li <lipeng321@huawei.com> To improve code readability and maintainability, refactor hclgevf_cmd_convert_err_code() with an array of imp_errcode and common_errno mapping, instead of a bloated switch/case. Signed-off-by: Peng Li <lipeng321@huawei.com> Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com> --- .../hisilicon/hns3/hns3vf/hclgevf_cmd.c | 55 +++++++++---------- 1 file changed, 27 insertions(+), 28 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_cmd.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_cmd.c index 0f93c2dd890d..603665e5bf39 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_cmd.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_cmd.c @@ -176,36 +176,35 @@ void hclgevf_cmd_setup_basic_desc(struct hclgevf_desc *desc, desc->flag &= cpu_to_le16(~HCLGEVF_CMD_FLAG_WR); } +struct vf_errcode { + u32 imp_errcode; + int common_errno; +}; + static int hclgevf_cmd_convert_err_code(u16 desc_ret) { - switch (desc_ret) { - case HCLGEVF_CMD_EXEC_SUCCESS: - return 0; - case HCLGEVF_CMD_NO_AUTH: - return -EPERM; - case HCLGEVF_CMD_NOT_SUPPORTED: - return -EOPNOTSUPP; - case HCLGEVF_CMD_QUEUE_FULL: - return -EXFULL; - case HCLGEVF_CMD_NEXT_ERR: - return -ENOSR; - case HCLGEVF_CMD_UNEXE_ERR: - return -ENOTBLK; - case HCLGEVF_CMD_PARA_ERR: - return -EINVAL; - case HCLGEVF_CMD_RESULT_ERR: - return -ERANGE; - case HCLGEVF_CMD_TIMEOUT: - return -ETIME; - case HCLGEVF_CMD_HILINK_ERR: - return -ENOLINK; - case HCLGEVF_CMD_QUEUE_ILLEGAL: - return -ENXIO; - case HCLGEVF_CMD_INVALID: - return -EBADR; - default: - return -EIO; - } + struct vf_errcode hclgevf_cmd_errcode[] = { + {HCLGEVF_CMD_EXEC_SUCCESS, 0}, + {HCLGEVF_CMD_NO_AUTH, -EPERM}, + {HCLGEVF_CMD_NOT_SUPPORTED, -EOPNOTSUPP}, + {HCLGEVF_CMD_QUEUE_FULL, -EXFULL}, + {HCLGEVF_CMD_NEXT_ERR, -ENOSR}, + {HCLGEVF_CMD_UNEXE_ERR, -ENOTBLK}, + {HCLGEVF_CMD_PARA_ERR, -EINVAL}, + {HCLGEVF_CMD_RESULT_ERR, -ERANGE}, + {HCLGEVF_CMD_TIMEOUT, -ETIME}, + {HCLGEVF_CMD_HILINK_ERR, -ENOLINK}, + {HCLGEVF_CMD_QUEUE_ILLEGAL, -ENXIO}, + {HCLGEVF_CMD_INVALID, -EBADR}, + }; + u32 errcode_count = ARRAY_SIZE(hclgevf_cmd_errcode); + u32 i; + + for (i = 0; i < errcode_count; i++) + if (hclgevf_cmd_errcode[i].imp_errcode == desc_ret) + return hclgevf_cmd_errcode[i].common_errno; + + return -EIO; } /* hclgevf_cmd_send - send command to command queue -- 2.25.1
From: Peng Li <lipeng321@huawei.com> As more commands are added, hns3_dbg_cmd_write() is going to get more bloated, so move the part about command check into a separate function. Signed-off-by: Peng Li <lipeng321@huawei.com> Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com> --- .../ethernet/hisilicon/hns3/hns3_debugfs.c | 44 +++++++++++-------- 1 file changed, 26 insertions(+), 18 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index 818ac2c7c7ea..dd11c57027bb 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -423,6 +423,30 @@ static ssize_t hns3_dbg_cmd_read(struct file *filp, char __user *buffer, return (*ppos = len); } +static int hns3_dbg_check_cmd(struct hnae3_handle *handle, char *cmd_buf) +{ + int ret = 0; + + if (strncmp(cmd_buf, "help", 4) == 0) + hns3_dbg_help(handle); + else if (strncmp(cmd_buf, "queue info", 10) == 0) + ret = hns3_dbg_queue_info(handle, cmd_buf); + else if (strncmp(cmd_buf, "queue map", 9) == 0) + ret = hns3_dbg_queue_map(handle); + else if (strncmp(cmd_buf, "bd info", 7) == 0) + ret = hns3_dbg_bd_info(handle, cmd_buf); + else if (strncmp(cmd_buf, "dev capability", 14) == 0) + hns3_dbg_dev_caps(handle); + else if (strncmp(cmd_buf, "dev spec", 8) == 0) + hns3_dbg_dev_specs(handle); + else if (handle->ae_algo->ops->dbg_run_cmd) + ret = handle->ae_algo->ops->dbg_run_cmd(handle, cmd_buf); + else + ret = -EOPNOTSUPP; + + return ret; +} + static ssize_t hns3_dbg_cmd_write(struct file *filp, const char __user *buffer, size_t count, loff_t *ppos) { @@ -430,7 +454,7 @@ static ssize_t hns3_dbg_cmd_write(struct file *filp, const char __user *buffer, struct hns3_nic_priv *priv = handle->priv; char *cmd_buf, *cmd_buf_tmp; int uncopied_bytes; - int ret = 0; + int ret; if (*ppos != 0) return 0; @@ -461,23 +485,7 @@ static ssize_t hns3_dbg_cmd_write(struct file *filp, const char __user *buffer, count = cmd_buf_tmp - cmd_buf + 1; } - if (strncmp(cmd_buf, "help", 4) == 0) - hns3_dbg_help(handle); - else if (strncmp(cmd_buf, "queue info", 10) == 0) - ret = hns3_dbg_queue_info(handle, cmd_buf); - else if (strncmp(cmd_buf, "queue map", 9) == 0) - ret = hns3_dbg_queue_map(handle); - else if (strncmp(cmd_buf, "bd info", 7) == 0) - ret = hns3_dbg_bd_info(handle, cmd_buf); - else if (strncmp(cmd_buf, "dev capability", 14) == 0) - hns3_dbg_dev_caps(handle); - else if (strncmp(cmd_buf, "dev spec", 8) == 0) - hns3_dbg_dev_specs(handle); - else if (handle->ae_algo->ops->dbg_run_cmd) - ret = handle->ae_algo->ops->dbg_run_cmd(handle, cmd_buf); - else - ret = -EOPNOTSUPP; - + ret = hns3_dbg_check_cmd(handle, cmd_buf); if (ret) hns3_dbg_help(handle); -- 2.25.1
From: Jiaran Zhang <zhangjiaran@huawei.com> Use common ipv6_addr_any() to determine if an addr is ipv6 any addr. Signed-off-by: Jiaran Zhang <zhangjiaran@huawei.com> Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com> --- .../net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 7d81ffed4dc0..d3e68963967d 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -13,6 +13,7 @@ #include <linux/platform_device.h> #include <linux/if_vlan.h> #include <linux/crash_dump.h> +#include <net/ipv6.h> #include <net/rtnetlink.h> #include "hclge_cmd.h" #include "hclge_dcb.h" @@ -5508,12 +5509,10 @@ static int hclge_fd_check_tcpip6_tuple(struct ethtool_tcpip6_spec *spec, BIT(INNER_IP_TOS); /* check whether src/dst ip address used */ - if (!spec->ip6src[0] && !spec->ip6src[1] && - !spec->ip6src[2] && !spec->ip6src[3]) + if (ipv6_addr_any((struct in6_addr *)spec->ip6src)) *unused_tuple |= BIT(INNER_SRC_IP); - if (!spec->ip6dst[0] && !spec->ip6dst[1] && - !spec->ip6dst[2] && !spec->ip6dst[3]) + if (ipv6_addr_any((struct in6_addr *)spec->ip6dst)) *unused_tuple |= BIT(INNER_DST_IP); if (!spec->psrc) @@ -5538,12 +5537,10 @@ static int hclge_fd_check_ip6_tuple(struct ethtool_usrip6_spec *spec, BIT(INNER_IP_TOS) | BIT(INNER_SRC_PORT) | BIT(INNER_DST_PORT); /* check whether src/dst ip address used */ - if (!spec->ip6src[0] && !spec->ip6src[1] && - !spec->ip6src[2] && !spec->ip6src[3]) + if (ipv6_addr_any((struct in6_addr *)spec->ip6src)) *unused_tuple |= BIT(INNER_SRC_IP); - if (!spec->ip6dst[0] && !spec->ip6dst[1] && - !spec->ip6dst[2] && !spec->ip6dst[3]) + if (ipv6_addr_any((struct in6_addr *)spec->ip6dst)) *unused_tuple |= BIT(INNER_DST_IP); if (!spec->l4_proto) -- 2.25.1
From: Peng Li <lipeng321@huawei.com> To improve code readability and maintainability, separate the command handling part and the status parsing part from bloated hclge_set_vf_vlan_common(). Signed-off-by: Peng Li <lipeng321@huawei.com> Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com> --- .../hisilicon/hns3/hns3pf/hclge_main.c | 73 ++++++++++++------- 1 file changed, 48 insertions(+), 25 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index d3e68963967d..3eb675d54d6f 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -8786,32 +8786,16 @@ static void hclge_enable_vlan_filter(struct hnae3_handle *handle, bool enable) handle->netdev_flags &= ~HNAE3_VLAN_FLTR; } -static int hclge_set_vf_vlan_common(struct hclge_dev *hdev, u16 vfid, - bool is_kill, u16 vlan, - __be16 proto) +static int hclge_set_vf_vlan_filter_cmd(struct hclge_dev *hdev, u16 vfid, + bool is_kill, u16 vlan, + struct hclge_desc *desc) { - struct hclge_vport *vport = &hdev->vport[vfid]; struct hclge_vlan_filter_vf_cfg_cmd *req0; struct hclge_vlan_filter_vf_cfg_cmd *req1; - struct hclge_desc desc[2]; u8 vf_byte_val; u8 vf_byte_off; int ret; - /* if vf vlan table is full, firmware will close vf vlan filter, it - * is unable and unnecessary to add new vlan id to vf vlan filter. - * If spoof check is enable, and vf vlan is full, it shouldn't add - * new vlan, because tx packets with these vlan id will be dropped. - */ - if (test_bit(vfid, hdev->vf_vlan_full) && !is_kill) { - if (vport->vf_info.spoofchk && vlan) { - dev_err(&hdev->pdev->dev, - "Can't add vlan due to spoof check is on and vf vlan table is full\n"); - return -EPERM; - } - return 0; - } - hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_VLAN_FILTER_VF_CFG, false); hclge_cmd_setup_basic_desc(&desc[1], @@ -8841,12 +8825,22 @@ static int hclge_set_vf_vlan_common(struct hclge_dev *hdev, u16 vfid, return ret; } + return 0; +} + +static int hclge_check_vf_vlan_cmd_status(struct hclge_dev *hdev, u16 vfid, + bool is_kill, struct hclge_desc *desc) +{ + struct hclge_vlan_filter_vf_cfg_cmd *req; + + req = (struct hclge_vlan_filter_vf_cfg_cmd *)desc[0].data; + if (!is_kill) { #define HCLGE_VF_VLAN_NO_ENTRY 2 - if (!req0->resp_code || req0->resp_code == 1) + if (!req->resp_code || req->resp_code == 1) return 0; - if (req0->resp_code == HCLGE_VF_VLAN_NO_ENTRY) { + if (req->resp_code == HCLGE_VF_VLAN_NO_ENTRY) { set_bit(vfid, hdev->vf_vlan_full); dev_warn(&hdev->pdev->dev, "vf vlan table is full, vf vlan filter is disabled\n"); @@ -8855,10 +8849,10 @@ static int hclge_set_vf_vlan_common(struct hclge_dev *hdev, u16 vfid, dev_err(&hdev->pdev->dev, "Add vf vlan filter fail, ret =%u.\n", - req0->resp_code); + req->resp_code); } else { #define HCLGE_VF_VLAN_DEL_NO_FOUND 1 - if (!req0->resp_code) + if (!req->resp_code) return 0; /* vf vlan filter is disabled when vf vlan table is full, @@ -8866,17 +8860,46 @@ static int hclge_set_vf_vlan_common(struct hclge_dev *hdev, u16 vfid, * Just return 0 without warning, avoid massive verbose * print logs when unload. */ - if (req0->resp_code == HCLGE_VF_VLAN_DEL_NO_FOUND) + if (req->resp_code == HCLGE_VF_VLAN_DEL_NO_FOUND) return 0; dev_err(&hdev->pdev->dev, "Kill vf vlan filter fail, ret =%u.\n", - req0->resp_code); + req->resp_code); } return -EIO; } +static int hclge_set_vf_vlan_common(struct hclge_dev *hdev, u16 vfid, + bool is_kill, u16 vlan, + __be16 proto) +{ + struct hclge_vport *vport = &hdev->vport[vfid]; + struct hclge_desc desc[2]; + int ret; + + /* if vf vlan table is full, firmware will close vf vlan filter, it + * is unable and unnecessary to add new vlan id to vf vlan filter. + * If spoof check is enable, and vf vlan is full, it shouldn't add + * new vlan, because tx packets with these vlan id will be dropped. + */ + if (test_bit(vfid, hdev->vf_vlan_full) && !is_kill) { + if (vport->vf_info.spoofchk && vlan) { + dev_err(&hdev->pdev->dev, + "Can't add vlan due to spoof check is on and vf vlan table is full\n"); + return -EPERM; + } + return 0; + } + + ret = hclge_set_vf_vlan_filter_cmd(hdev, vfid, is_kill, vlan, desc); + if (ret) + return ret; + + return hclge_check_vf_vlan_cmd_status(hdev, vfid, is_kill, desc); +} + static int hclge_set_port_vlan_filter(struct hclge_dev *hdev, __be16 proto, u16 vlan_id, bool is_kill) { -- 2.25.1
From: Jian Shen <shenjian15@huawei.com> To improve code readability and maintainability, separate the flow type parsing part and the converting part from bloated hclge_get_rss_tuple(). Signed-off-by: Jian Shen <shenjian15@huawei.com> Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com> --- .../hisilicon/hns3/hns3pf/hclge_main.c | 59 ++++++++++++------- 1 file changed, 38 insertions(+), 21 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 3eb675d54d6f..17090c2b6c8b 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -4580,52 +4580,69 @@ static int hclge_set_rss_tuple(struct hnae3_handle *handle, return 0; } -static int hclge_get_rss_tuple(struct hnae3_handle *handle, - struct ethtool_rxnfc *nfc) +static int hclge_get_vport_rss_tuple(struct hclge_vport *vport, int flow_type, + u8 *tuple_sets) { - struct hclge_vport *vport = hclge_get_vport(handle); - u8 tuple_sets; - - nfc->data = 0; - - switch (nfc->flow_type) { + switch (flow_type) { case TCP_V4_FLOW: - tuple_sets = vport->rss_tuple_sets.ipv4_tcp_en; + *tuple_sets = vport->rss_tuple_sets.ipv4_tcp_en; break; case UDP_V4_FLOW: - tuple_sets = vport->rss_tuple_sets.ipv4_udp_en; + *tuple_sets = vport->rss_tuple_sets.ipv4_udp_en; break; case TCP_V6_FLOW: - tuple_sets = vport->rss_tuple_sets.ipv6_tcp_en; + *tuple_sets = vport->rss_tuple_sets.ipv6_tcp_en; break; case UDP_V6_FLOW: - tuple_sets = vport->rss_tuple_sets.ipv6_udp_en; + *tuple_sets = vport->rss_tuple_sets.ipv6_udp_en; break; case SCTP_V4_FLOW: - tuple_sets = vport->rss_tuple_sets.ipv4_sctp_en; + *tuple_sets = vport->rss_tuple_sets.ipv4_sctp_en; break; case SCTP_V6_FLOW: - tuple_sets = vport->rss_tuple_sets.ipv6_sctp_en; + *tuple_sets = vport->rss_tuple_sets.ipv6_sctp_en; break; case IPV4_FLOW: case IPV6_FLOW: - tuple_sets = HCLGE_S_IP_BIT | HCLGE_D_IP_BIT; + *tuple_sets = HCLGE_S_IP_BIT | HCLGE_D_IP_BIT; break; default: return -EINVAL; } - if (!tuple_sets) - return 0; + return 0; +} + +static u64 hclge_convert_rss_tuple(u8 tuple_sets) +{ + u64 tuple_data = 0; if (tuple_sets & HCLGE_D_PORT_BIT) - nfc->data |= RXH_L4_B_2_3; + tuple_data |= RXH_L4_B_2_3; if (tuple_sets & HCLGE_S_PORT_BIT) - nfc->data |= RXH_L4_B_0_1; + tuple_data |= RXH_L4_B_0_1; if (tuple_sets & HCLGE_D_IP_BIT) - nfc->data |= RXH_IP_DST; + tuple_data |= RXH_IP_DST; if (tuple_sets & HCLGE_S_IP_BIT) - nfc->data |= RXH_IP_SRC; + tuple_data |= RXH_IP_SRC; + + return tuple_data; +} + +static int hclge_get_rss_tuple(struct hnae3_handle *handle, + struct ethtool_rxnfc *nfc) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + u8 tuple_sets; + int ret; + + nfc->data = 0; + + ret = hclge_get_vport_rss_tuple(vport, nfc->flow_type, &tuple_sets); + if (ret || !tuple_sets) + return ret; + + nfc->data = hclge_convert_rss_tuple(tuple_sets); return 0; } -- 2.25.1
From: Jian Shen <shenjian15@huawei.com> To improve code readability and maintainability, separate the flow type parsing part and the converting part from bloated hclgevf_get_rss_tuple(). Signed-off-by: Jian Shen <shenjian15@huawei.com> Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com> --- .../hisilicon/hns3/hns3vf/hclgevf_main.c | 67 ++++++++++++------- 1 file changed, 42 insertions(+), 25 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index ece31693e624..c4ac2b9771e8 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -954,56 +954,73 @@ static int hclgevf_set_rss_tuple(struct hnae3_handle *handle, return 0; } -static int hclgevf_get_rss_tuple(struct hnae3_handle *handle, - struct ethtool_rxnfc *nfc) +static int hclgevf_get_rss_tuple_by_flow_type(struct hclgevf_dev *hdev, + int flow_type, u8 *tuple_sets) { - struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); - struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; - u8 tuple_sets; - - if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2) - return -EOPNOTSUPP; - - nfc->data = 0; - - switch (nfc->flow_type) { + switch (flow_type) { case TCP_V4_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv4_tcp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv4_tcp_en; break; case UDP_V4_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv4_udp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv4_udp_en; break; case TCP_V6_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv6_tcp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv6_tcp_en; break; case UDP_V6_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv6_udp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv6_udp_en; break; case SCTP_V4_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv4_sctp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv4_sctp_en; break; case SCTP_V6_FLOW: - tuple_sets = rss_cfg->rss_tuple_sets.ipv6_sctp_en; + *tuple_sets = hdev->rss_cfg.rss_tuple_sets.ipv6_sctp_en; break; case IPV4_FLOW: case IPV6_FLOW: - tuple_sets = HCLGEVF_S_IP_BIT | HCLGEVF_D_IP_BIT; + *tuple_sets = HCLGEVF_S_IP_BIT | HCLGEVF_D_IP_BIT; break; default: return -EINVAL; } - if (!tuple_sets) - return 0; + return 0; +} + +static u64 hclgevf_convert_rss_tuple(u8 tuple_sets) +{ + u64 tuple_data = 0; if (tuple_sets & HCLGEVF_D_PORT_BIT) - nfc->data |= RXH_L4_B_2_3; + tuple_data |= RXH_L4_B_2_3; if (tuple_sets & HCLGEVF_S_PORT_BIT) - nfc->data |= RXH_L4_B_0_1; + tuple_data |= RXH_L4_B_0_1; if (tuple_sets & HCLGEVF_D_IP_BIT) - nfc->data |= RXH_IP_DST; + tuple_data |= RXH_IP_DST; if (tuple_sets & HCLGEVF_S_IP_BIT) - nfc->data |= RXH_IP_SRC; + tuple_data |= RXH_IP_SRC; + + return tuple_data; +} + +static int hclgevf_get_rss_tuple(struct hnae3_handle *handle, + struct ethtool_rxnfc *nfc) +{ + struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); + u8 tuple_sets; + int ret; + + if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2) + return -EOPNOTSUPP; + + nfc->data = 0; + + ret = hclgevf_get_rss_tuple_by_flow_type(hdev, nfc->flow_type, + &tuple_sets); + if (ret || !tuple_sets) + return ret; + + nfc->data = hclgevf_convert_rss_tuple(tuple_sets); return 0; } -- 2.25.1
From: Jian Shen <shenjian15@huawei.com> hclge_dbg_dump_qos_buf_cfg() is bloated, so split it into separate functions for readability and maintainability. Signed-off-by: Jian Shen <shenjian15@huawei.com> Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com> --- .../hisilicon/hns3/hns3pf/hclge_debugfs.c | 158 +++++++++++++----- 1 file changed, 115 insertions(+), 43 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c index a0a33c02ce25..6b1d197df881 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c @@ -984,39 +984,39 @@ static void hclge_dbg_dump_qos_pri_map(struct hclge_dev *hdev) dev_info(&hdev->pdev->dev, "pri_7_to_tc: 0x%x\n", pri_map->pri7_tc); } -static void hclge_dbg_dump_qos_buf_cfg(struct hclge_dev *hdev) +static int hclge_dbg_dump_tx_buf_cfg(struct hclge_dev *hdev) { struct hclge_tx_buff_alloc_cmd *tx_buf_cmd; - struct hclge_rx_priv_buff_cmd *rx_buf_cmd; - struct hclge_rx_priv_wl_buf *rx_priv_wl; - struct hclge_rx_com_wl *rx_packet_cnt; - struct hclge_rx_com_thrd *rx_com_thrd; - struct hclge_rx_com_wl *rx_com_wl; - enum hclge_opcode_type cmd; - struct hclge_desc desc[2]; + struct hclge_desc desc; int i, ret; - cmd = HCLGE_OPC_TX_BUFF_ALLOC; - hclge_cmd_setup_basic_desc(desc, cmd, true); - ret = hclge_cmd_send(&hdev->hw, desc, 1); + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TX_BUFF_ALLOC, true); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) - goto err_qos_cmd_send; + return ret; dev_info(&hdev->pdev->dev, "dump qos buf cfg\n"); - - tx_buf_cmd = (struct hclge_tx_buff_alloc_cmd *)desc[0].data; + tx_buf_cmd = (struct hclge_tx_buff_alloc_cmd *)desc.data; for (i = 0; i < HCLGE_MAX_TC_NUM; i++) dev_info(&hdev->pdev->dev, "tx_packet_buf_tc_%d: 0x%x\n", i, le16_to_cpu(tx_buf_cmd->tx_pkt_buff[i])); - cmd = HCLGE_OPC_RX_PRIV_BUFF_ALLOC; - hclge_cmd_setup_basic_desc(desc, cmd, true); - ret = hclge_cmd_send(&hdev->hw, desc, 1); + return 0; +} + +static int hclge_dbg_dump_rx_priv_buf_cfg(struct hclge_dev *hdev) +{ + struct hclge_rx_priv_buff_cmd *rx_buf_cmd; + struct hclge_desc desc; + int i, ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_PRIV_BUFF_ALLOC, true); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) - goto err_qos_cmd_send; + return ret; dev_info(&hdev->pdev->dev, "\n"); - rx_buf_cmd = (struct hclge_rx_priv_buff_cmd *)desc[0].data; + rx_buf_cmd = (struct hclge_rx_priv_buff_cmd *)desc.data; for (i = 0; i < HCLGE_MAX_TC_NUM; i++) dev_info(&hdev->pdev->dev, "rx_packet_buf_tc_%d: 0x%x\n", i, le16_to_cpu(rx_buf_cmd->buf_num[i])); @@ -1024,43 +1024,61 @@ static void hclge_dbg_dump_qos_buf_cfg(struct hclge_dev *hdev) dev_info(&hdev->pdev->dev, "rx_share_buf: 0x%x\n", le16_to_cpu(rx_buf_cmd->shared_buf)); - cmd = HCLGE_OPC_RX_COM_WL_ALLOC; - hclge_cmd_setup_basic_desc(desc, cmd, true); - ret = hclge_cmd_send(&hdev->hw, desc, 1); + return 0; +} + +static int hclge_dbg_dump_rx_common_wl_cfg(struct hclge_dev *hdev) +{ + struct hclge_rx_com_wl *rx_com_wl; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_COM_WL_ALLOC, true); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) - goto err_qos_cmd_send; + return ret; - rx_com_wl = (struct hclge_rx_com_wl *)desc[0].data; + rx_com_wl = (struct hclge_rx_com_wl *)desc.data; dev_info(&hdev->pdev->dev, "\n"); dev_info(&hdev->pdev->dev, "rx_com_wl: high: 0x%x, low: 0x%x\n", le16_to_cpu(rx_com_wl->com_wl.high), le16_to_cpu(rx_com_wl->com_wl.low)); - cmd = HCLGE_OPC_RX_GBL_PKT_CNT; - hclge_cmd_setup_basic_desc(desc, cmd, true); - ret = hclge_cmd_send(&hdev->hw, desc, 1); + return 0; +} + +static int hclge_dbg_dump_rx_global_pkt_cnt(struct hclge_dev *hdev) +{ + struct hclge_rx_com_wl *rx_packet_cnt; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_GBL_PKT_CNT, true); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) - goto err_qos_cmd_send; + return ret; - rx_packet_cnt = (struct hclge_rx_com_wl *)desc[0].data; + rx_packet_cnt = (struct hclge_rx_com_wl *)desc.data; dev_info(&hdev->pdev->dev, "rx_global_packet_cnt: high: 0x%x, low: 0x%x\n", le16_to_cpu(rx_packet_cnt->com_wl.high), le16_to_cpu(rx_packet_cnt->com_wl.low)); - dev_info(&hdev->pdev->dev, "\n"); - if (!hnae3_dev_dcb_supported(hdev)) { - dev_info(&hdev->pdev->dev, - "Only DCB-supported dev supports rx priv wl\n"); - return; - } - cmd = HCLGE_OPC_RX_PRIV_WL_ALLOC; - hclge_cmd_setup_basic_desc(&desc[0], cmd, true); + return 0; +} + +static int hclge_dbg_dump_rx_priv_wl_buf_cfg(struct hclge_dev *hdev) +{ + struct hclge_rx_priv_wl_buf *rx_priv_wl; + struct hclge_desc desc[2]; + int i, ret; + + hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_RX_PRIV_WL_ALLOC, true); desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); - hclge_cmd_setup_basic_desc(&desc[1], cmd, true); + hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_RX_PRIV_WL_ALLOC, true); ret = hclge_cmd_send(&hdev->hw, desc, 2); if (ret) - goto err_qos_cmd_send; + return ret; rx_priv_wl = (struct hclge_rx_priv_wl_buf *)desc[0].data; for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++) @@ -1077,13 +1095,21 @@ static void hclge_dbg_dump_qos_buf_cfg(struct hclge_dev *hdev) le16_to_cpu(rx_priv_wl->tc_wl[i].high), le16_to_cpu(rx_priv_wl->tc_wl[i].low)); - cmd = HCLGE_OPC_RX_COM_THRD_ALLOC; - hclge_cmd_setup_basic_desc(&desc[0], cmd, true); + return 0; +} + +static int hclge_dbg_dump_rx_common_threshold_cfg(struct hclge_dev *hdev) +{ + struct hclge_rx_com_thrd *rx_com_thrd; + struct hclge_desc desc[2]; + int i, ret; + + hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_RX_COM_THRD_ALLOC, true); desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); - hclge_cmd_setup_basic_desc(&desc[1], cmd, true); + hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_RX_COM_THRD_ALLOC, true); ret = hclge_cmd_send(&hdev->hw, desc, 2); if (ret) - goto err_qos_cmd_send; + return ret; dev_info(&hdev->pdev->dev, "\n"); rx_com_thrd = (struct hclge_rx_com_thrd *)desc[0].data; @@ -1100,6 +1126,52 @@ static void hclge_dbg_dump_qos_buf_cfg(struct hclge_dev *hdev) i + HCLGE_TC_NUM_ONE_DESC, le16_to_cpu(rx_com_thrd->com_thrd[i].high), le16_to_cpu(rx_com_thrd->com_thrd[i].low)); + + return 0; +} + +static void hclge_dbg_dump_qos_buf_cfg(struct hclge_dev *hdev) +{ + enum hclge_opcode_type cmd; + int ret; + + cmd = HCLGE_OPC_TX_BUFF_ALLOC; + ret = hclge_dbg_dump_tx_buf_cfg(hdev); + if (ret) + goto err_qos_cmd_send; + + cmd = HCLGE_OPC_RX_PRIV_BUFF_ALLOC; + ret = hclge_dbg_dump_rx_priv_buf_cfg(hdev); + if (ret) + goto err_qos_cmd_send; + + cmd = HCLGE_OPC_RX_COM_WL_ALLOC; + ret = hclge_dbg_dump_rx_common_wl_cfg(hdev); + if (ret) + goto err_qos_cmd_send; + + cmd = HCLGE_OPC_RX_GBL_PKT_CNT; + ret = hclge_dbg_dump_rx_global_pkt_cnt(hdev); + if (ret) + goto err_qos_cmd_send; + + dev_info(&hdev->pdev->dev, "\n"); + if (!hnae3_dev_dcb_supported(hdev)) { + dev_info(&hdev->pdev->dev, + "Only DCB-supported dev supports rx priv wl\n"); + return; + } + + cmd = HCLGE_OPC_RX_PRIV_WL_ALLOC; + ret = hclge_dbg_dump_rx_priv_wl_buf_cfg(hdev); + if (ret) + goto err_qos_cmd_send; + + cmd = HCLGE_OPC_RX_COM_THRD_ALLOC; + ret = hclge_dbg_dump_rx_common_threshold_cfg(hdev); + if (ret) + goto err_qos_cmd_send; + return; err_qos_cmd_send: -- 2.25.1
Hello: This series was applied to netdev/net-next.git (refs/heads/master): On Fri, 12 Feb 2021 11:21:00 +0800 you wrote:
To improve code readability and maintainability, the series refactor out some bloated functions in the HNS3 ethernet driver.
change log: V2: remove an unused variable in #5
previous version: V1: https://patchwork.kernel.org/project/netdevbpf/cover/1612943005-59416-1-git-...
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Here is the summary with links: - [V2,net-next,01/13] net: hns3: refactor out hclge_cmd_convert_err_code() https://git.kernel.org/netdev/net-next/c/1c9a98b0ba1f - [V2,net-next,02/13] net: hns3: refactor out hclgevf_cmd_convert_err_code() https://git.kernel.org/netdev/net-next/c/433e2802775c - [V2,net-next,03/13] net: hns3: clean up hns3_dbg_cmd_write() https://git.kernel.org/netdev/net-next/c/c318af3f5684 - [V2,net-next,04/13] net: hns3: use ipv6_addr_any() helper https://git.kernel.org/netdev/net-next/c/eaede835675c - [V2,net-next,05/13] net: hns3: refactor out hclge_set_vf_vlan_common() https://git.kernel.org/netdev/net-next/c/88936e320c1a - [V2,net-next,06/13] net: hns3: refactor out hclge_get_rss_tuple() https://git.kernel.org/netdev/net-next/c/405642a15cba - [V2,net-next,07/13] net: hns3: refactor out hclgevf_get_rss_tuple() https://git.kernel.org/netdev/net-next/c/73f7767ed0f9 - [V2,net-next,08/13] net: hns3: split out hclge_dbg_dump_qos_buf_cfg() https://git.kernel.org/netdev/net-next/c/b3712fa73d56 - [V2,net-next,09/13] net: hns3: split out hclge_cmd_send() https://git.kernel.org/netdev/net-next/c/76f82fd9b123 - [V2,net-next,10/13] net: hns3: split out hclgevf_cmd_send() https://git.kernel.org/netdev/net-next/c/eb0faf32b86e - [V2,net-next,11/13] net: hns3: refactor out hclge_set_rss_tuple() https://git.kernel.org/netdev/net-next/c/e291eff3bce4 - [V2,net-next,12/13] net: hns3: refactor out hclgevf_set_rss_tuple() https://git.kernel.org/netdev/net-next/c/5fd0e7b4f7bf - [V2,net-next,13/13] net: hns3: refactor out hclge_rm_vport_all_mac_table() https://git.kernel.org/netdev/net-next/c/80a9f3f1fa81 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html
participants (2)
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Huazhong Tan -
patchwork-bot+netdevbpf＠kernel.org