From 7af9214ddbb585de32b7dfcbe2bd51a66a312995 Mon Sep 17 00:00:00 2001 From: Guangbin Huang Date: Tue, 28 Sep 2021 11:52:12 +0800 Subject: [PATCH] net: hns3: refine function hclge_dbg_dump_tm_pri() mainline inclusion from mainline-v5.15-rc1 commit 04d96139ddb32dd15e5941c303f511a92759a5be category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I4BY3P CVE: NA Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=04d96139ddb32dd15e5941c303f511a92759a5be ---------------------------------------------------------------------- To improve flexibility, simplicity and maintainability to dump info of every element of tm priority, add a struct hclge_dbg_item array of tm priority and fill string of every data according to this array. Signed-off-by: Guangbin Huang Signed-off-by: David S. Miller Reviewed-by: Yongxin Li Signed-off-by: Junxin Chen Signed-off-by: Zheng Zengkai --- .../hisilicon/hns3/hns3pf/hclge_debugfs.c | 70 +++++++++++-------- 1 file changed, 42 insertions(+), 28 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c index 288788186ecc..68ed1715ac52 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c @@ -926,26 +926,45 @@ static int hclge_dbg_dump_tm_nodes(struct hclge_dev *hdev, char *buf, int len) return 0; } +static const struct hclge_dbg_item tm_pri_items[] = { + { "ID", 4 }, + { "MODE", 2 }, + { "DWRR", 2 }, + { "C_IR_B", 2 }, + { "C_IR_U", 2 }, + { "C_IR_S", 2 }, + { "C_BS_B", 2 }, + { "C_BS_S", 2 }, + { "C_FLAG", 2 }, + { "C_RATE(Mbps)", 2 }, + { "P_IR_B", 2 }, + { "P_IR_U", 2 }, + { "P_IR_S", 2 }, + { "P_BS_B", 2 }, + { "P_BS_S", 2 }, + { "P_FLAG", 2 }, + { "P_RATE(Mbps)", 0 } +}; + static int hclge_dbg_dump_tm_pri(struct hclge_dev *hdev, char *buf, int len) { - struct hclge_tm_shaper_para c_shaper_para; - struct hclge_tm_shaper_para p_shaper_para; - u8 pri_num, sch_mode, weight; - char *sch_mode_str; - int pos = 0; - int ret; - u8 i; + char data_str[ARRAY_SIZE(tm_pri_items)][HCLGE_DBG_DATA_STR_LEN]; + struct hclge_tm_shaper_para c_shaper_para, p_shaper_para; + char *result[ARRAY_SIZE(tm_pri_items)], *sch_mode_str; + char content[HCLGE_DBG_TM_INFO_LEN]; + u8 pri_num, sch_mode, weight, i, j; + int pos, ret; ret = hclge_tm_get_pri_num(hdev, &pri_num); if (ret) return ret; - pos += scnprintf(buf + pos, len - pos, - "ID MODE DWRR C_IR_B C_IR_U C_IR_S C_BS_B "); - pos += scnprintf(buf + pos, len - pos, - "C_BS_S C_FLAG C_RATE(Mbps) P_IR_B P_IR_U "); - pos += scnprintf(buf + pos, len - pos, - "P_IR_S P_BS_B P_BS_S P_FLAG P_RATE(Mbps)\n"); + for (i = 0; i < ARRAY_SIZE(tm_pri_items); i++) + result[i] = &data_str[i][0]; + + hclge_dbg_fill_content(content, sizeof(content), tm_pri_items, + NULL, ARRAY_SIZE(tm_pri_items)); + pos = scnprintf(buf, len, "%s", content); for (i = 0; i < pri_num; i++) { ret = hclge_tm_get_pri_sch_mode(hdev, i, &sch_mode); @@ -971,21 +990,16 @@ static int hclge_dbg_dump_tm_pri(struct hclge_dev *hdev, char *buf, int len) sch_mode_str = sch_mode & HCLGE_TM_TX_SCHD_DWRR_MSK ? "dwrr" : "sp"; - pos += scnprintf(buf + pos, len - pos, - "%04u %4s %3u %3u %3u %3u ", - i, sch_mode_str, weight, c_shaper_para.ir_b, - c_shaper_para.ir_u, c_shaper_para.ir_s); - pos += scnprintf(buf + pos, len - pos, - "%3u %3u %1u %6u ", - c_shaper_para.bs_b, c_shaper_para.bs_s, - c_shaper_para.flag, c_shaper_para.rate); - pos += scnprintf(buf + pos, len - pos, - "%3u %3u %3u %3u %3u ", - p_shaper_para.ir_b, p_shaper_para.ir_u, - p_shaper_para.ir_s, p_shaper_para.bs_b, - p_shaper_para.bs_s); - pos += scnprintf(buf + pos, len - pos, "%1u %6u\n", - p_shaper_para.flag, p_shaper_para.rate); + j = 0; + sprintf(result[j++], "%04u", i); + sprintf(result[j++], "%4s", sch_mode_str); + sprintf(result[j++], "%3u", weight); + hclge_dbg_fill_shaper_content(&c_shaper_para, result, &j); + hclge_dbg_fill_shaper_content(&p_shaper_para, result, &j); + hclge_dbg_fill_content(content, sizeof(content), tm_pri_items, + (const char **)result, + ARRAY_SIZE(tm_pri_items)); + pos += scnprintf(buf + pos, len - pos, "%s", content); } return 0; -- GitLab