From: Jie Wang wangjie125@huawei.com
mainline inclusion from mainline-master commit e6fe5e167185 category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I4M1HB CVE: NA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i...
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Use for statement to optimize some print work of function hclge_dbg_dump_rst_info() and hclge_dbg_dump_mac_enable_status() to improve code simplicity.
Signed-off-by: Jie Wang wangjie125@huawei.com Signed-off-by: Guangbin Huang huangguangbin2@huawei.com Signed-off-by: David S. Miller davem@davemloft.net Reviewed-by: Yongxin Li liyongxin1@huawei.com Signed-off-by: Junxin Chen chenjunxin1@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- .../hisilicon/hns3/hns3pf/hclge_debugfs.c | 93 +++++++++---------- .../hisilicon/hns3/hns3pf/hclge_debugfs.h | 5 + 2 files changed, 48 insertions(+), 50 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c index 4e0a8c2f7c05..65168125c42e 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c @@ -258,12 +258,29 @@ hclge_dbg_dump_reg_common(struct hclge_dev *hdev, return 0; }
+static const struct hclge_dbg_status_dfx_info hclge_dbg_mac_en_status[] = { + {HCLGE_MAC_TX_EN_B, "mac_trans_en"}, + {HCLGE_MAC_RX_EN_B, "mac_rcv_en"}, + {HCLGE_MAC_PAD_TX_B, "pad_trans_en"}, + {HCLGE_MAC_PAD_RX_B, "pad_rcv_en"}, + {HCLGE_MAC_1588_TX_B, "1588_trans_en"}, + {HCLGE_MAC_1588_RX_B, "1588_rcv_en"}, + {HCLGE_MAC_APP_LP_B, "mac_app_loop_en"}, + {HCLGE_MAC_LINE_LP_B, "mac_line_loop_en"}, + {HCLGE_MAC_FCS_TX_B, "mac_fcs_tx_en"}, + {HCLGE_MAC_RX_OVERSIZE_TRUNCATE_B, "mac_rx_oversize_truncate_en"}, + {HCLGE_MAC_RX_FCS_STRIP_B, "mac_rx_fcs_strip_en"}, + {HCLGE_MAC_RX_FCS_B, "mac_rx_fcs_en"}, + {HCLGE_MAC_TX_UNDER_MIN_ERR_B, "mac_tx_under_min_err_en"}, + {HCLGE_MAC_TX_OVERSIZE_TRUNCATE_B, "mac_tx_oversize_truncate_en"} +}; + static int hclge_dbg_dump_mac_enable_status(struct hclge_dev *hdev, char *buf, int len, int *pos) { struct hclge_config_mac_mode_cmd *req; struct hclge_desc desc; - u32 loop_en; + u32 loop_en, i, offset; int ret;
hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, true); @@ -278,39 +295,12 @@ static int hclge_dbg_dump_mac_enable_status(struct hclge_dev *hdev, char *buf, req = (struct hclge_config_mac_mode_cmd *)desc.data; loop_en = le32_to_cpu(req->txrx_pad_fcs_loop_en);
- *pos += scnprintf(buf + *pos, len - *pos, "mac_trans_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_TX_EN_B)); - *pos += scnprintf(buf + *pos, len - *pos, "mac_rcv_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_RX_EN_B)); - *pos += scnprintf(buf + *pos, len - *pos, "pad_trans_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_PAD_TX_B)); - *pos += scnprintf(buf + *pos, len - *pos, "pad_rcv_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_PAD_RX_B)); - *pos += scnprintf(buf + *pos, len - *pos, "1588_trans_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_1588_TX_B)); - *pos += scnprintf(buf + *pos, len - *pos, "1588_rcv_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_1588_RX_B)); - *pos += scnprintf(buf + *pos, len - *pos, "mac_app_loop_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_APP_LP_B)); - *pos += scnprintf(buf + *pos, len - *pos, "mac_line_loop_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_LINE_LP_B)); - *pos += scnprintf(buf + *pos, len - *pos, "mac_fcs_tx_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_FCS_TX_B)); - *pos += scnprintf(buf + *pos, len - *pos, - "mac_rx_oversize_truncate_en: %#x\n", - hnae3_get_bit(loop_en, - HCLGE_MAC_RX_OVERSIZE_TRUNCATE_B)); - *pos += scnprintf(buf + *pos, len - *pos, "mac_rx_fcs_strip_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_RX_FCS_STRIP_B)); - *pos += scnprintf(buf + *pos, len - *pos, "mac_rx_fcs_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_RX_FCS_B)); - *pos += scnprintf(buf + *pos, len - *pos, - "mac_tx_under_min_err_en: %#x\n", - hnae3_get_bit(loop_en, HCLGE_MAC_TX_UNDER_MIN_ERR_B)); - *pos += scnprintf(buf + *pos, len - *pos, - "mac_tx_oversize_truncate_en: %#x\n", - hnae3_get_bit(loop_en, - HCLGE_MAC_TX_OVERSIZE_TRUNCATE_B)); + for (i = 0; i < ARRAY_SIZE(hclge_dbg_mac_en_status); i++) { + offset = hclge_dbg_mac_en_status[i].offset; + *pos += scnprintf(buf + *pos, len - *pos, "%s: %#x\n", + hclge_dbg_mac_en_status[i].message, + hnae3_get_bit(loop_en, offset)); + }
return 0; } @@ -1614,8 +1604,19 @@ static int hclge_dbg_dump_fd_counter(struct hclge_dev *hdev, char *buf, int len) return 0; }
+static const struct hclge_dbg_status_dfx_info hclge_dbg_rst_info[] = { + {HCLGE_MISC_VECTOR_REG_BASE, "vector0 interrupt enable status"}, + {HCLGE_MISC_RESET_STS_REG, "reset interrupt source"}, + {HCLGE_MISC_VECTOR_INT_STS, "reset interrupt status"}, + {HCLGE_RAS_PF_OTHER_INT_STS_REG, "RAS interrupt status"}, + {HCLGE_GLOBAL_RESET_REG, "hardware reset status"}, + {HCLGE_NIC_CSQ_DEPTH_REG, "handshake status"}, + {HCLGE_FUN_RST_ING, "function reset status"} +}; + int hclge_dbg_dump_rst_info(struct hclge_dev *hdev, char *buf, int len) { + u32 i, offset; int pos = 0;
pos += scnprintf(buf + pos, len - pos, "PF reset count: %u\n", @@ -1634,22 +1635,14 @@ int hclge_dbg_dump_rst_info(struct hclge_dev *hdev, char *buf, int len) hdev->rst_stats.reset_cnt); pos += scnprintf(buf + pos, len - pos, "reset fail count: %u\n", hdev->rst_stats.reset_fail_cnt); - pos += scnprintf(buf + pos, len - pos, - "vector0 interrupt enable status: 0x%x\n", - hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_REG_BASE)); - pos += scnprintf(buf + pos, len - pos, "reset interrupt source: 0x%x\n", - hclge_read_dev(&hdev->hw, HCLGE_MISC_RESET_STS_REG)); - pos += scnprintf(buf + pos, len - pos, "reset interrupt status: 0x%x\n", - hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_INT_STS)); - pos += scnprintf(buf + pos, len - pos, "RAS interrupt status: 0x%x\n", - hclge_read_dev(&hdev->hw, - HCLGE_RAS_PF_OTHER_INT_STS_REG)); - pos += scnprintf(buf + pos, len - pos, "hardware reset status: 0x%x\n", - hclge_read_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG)); - pos += scnprintf(buf + pos, len - pos, "handshake status: 0x%x\n", - hclge_read_dev(&hdev->hw, HCLGE_NIC_CSQ_DEPTH_REG)); - pos += scnprintf(buf + pos, len - pos, "function reset status: 0x%x\n", - hclge_read_dev(&hdev->hw, HCLGE_FUN_RST_ING)); + + for (i = 0; i < ARRAY_SIZE(hclge_dbg_rst_info); i++) { + offset = hclge_dbg_rst_info[i].offset; + pos += scnprintf(buf + pos, len - pos, "%s: 0x%x\n", + hclge_dbg_rst_info[i].message, + hclge_read_dev(&hdev->hw, offset)); + } + pos += scnprintf(buf + pos, len - pos, "hdev state: 0x%lx\n", hdev->state);
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h index 5b6018204f92..724052928b88 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h @@ -94,6 +94,11 @@ struct hclge_dbg_func { char *buf, int len); };
+struct hclge_dbg_status_dfx_info { + u32 offset; + char message[HCLGE_DBG_MAX_DFX_MSG_LEN]; +}; + static const struct hclge_dbg_dfx_message hclge_dbg_bios_common_reg[] = { {false, "Reserved"}, {true, "BP_CPU_STATE"},