// SPDX-License-Identifier: GPL-2.0+
/* Copyright (c) 2018-2019 Hisilicon Limited. */

#include <linux/device.h>

#include "hclge_debugfs.h"
#include "hclge_err.h"
#include "hclge_main.h"
#include "hclge_tm.h"
#include "hnae3.h"

static const char * const state_str[] = { "off", "on" };
static const char * const hclge_mac_state_str[] = {
        "TO_ADD", "TO_DEL", "ACTIVE"
};

static const struct hclge_dbg_reg_type_info hclge_dbg_reg_info[] = {
        { .cmd = HNAE3_DBG_CMD_REG_BIOS_COMMON,
          .dfx_msg = &hclge_dbg_bios_common_reg[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_bios_common_reg),
                       .offset = HCLGE_DBG_DFX_BIOS_OFFSET,
                       .cmd = HCLGE_OPC_DFX_BIOS_COMMON_REG } },
        { .cmd = HNAE3_DBG_CMD_REG_SSU,
          .dfx_msg = &hclge_dbg_ssu_reg_0[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ssu_reg_0),
                       .offset = HCLGE_DBG_DFX_SSU_0_OFFSET,
                       .cmd = HCLGE_OPC_DFX_SSU_REG_0 } },
        { .cmd = HNAE3_DBG_CMD_REG_SSU,
          .dfx_msg = &hclge_dbg_ssu_reg_1[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ssu_reg_1),
                       .offset = HCLGE_DBG_DFX_SSU_1_OFFSET,
                       .cmd = HCLGE_OPC_DFX_SSU_REG_1 } },
        { .cmd = HNAE3_DBG_CMD_REG_SSU,
          .dfx_msg = &hclge_dbg_ssu_reg_2[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ssu_reg_2),
                       .offset = HCLGE_DBG_DFX_SSU_2_OFFSET,
                       .cmd = HCLGE_OPC_DFX_SSU_REG_2 } },
        { .cmd = HNAE3_DBG_CMD_REG_IGU_EGU,
          .dfx_msg = &hclge_dbg_igu_egu_reg[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_igu_egu_reg),
                       .offset = HCLGE_DBG_DFX_IGU_OFFSET,
                       .cmd = HCLGE_OPC_DFX_IGU_EGU_REG } },
        { .cmd = HNAE3_DBG_CMD_REG_RPU,
          .dfx_msg = &hclge_dbg_rpu_reg_0[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rpu_reg_0),
                       .offset = HCLGE_DBG_DFX_RPU_0_OFFSET,
                       .cmd = HCLGE_OPC_DFX_RPU_REG_0 } },
        { .cmd = HNAE3_DBG_CMD_REG_RPU,
          .dfx_msg = &hclge_dbg_rpu_reg_1[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rpu_reg_1),
                       .offset = HCLGE_DBG_DFX_RPU_1_OFFSET,
                       .cmd = HCLGE_OPC_DFX_RPU_REG_1 } },
        { .cmd = HNAE3_DBG_CMD_REG_NCSI,
          .dfx_msg = &hclge_dbg_ncsi_reg[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ncsi_reg),
                       .offset = HCLGE_DBG_DFX_NCSI_OFFSET,
                       .cmd = HCLGE_OPC_DFX_NCSI_REG } },
        { .cmd = HNAE3_DBG_CMD_REG_RTC,
          .dfx_msg = &hclge_dbg_rtc_reg[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rtc_reg),
                       .offset = HCLGE_DBG_DFX_RTC_OFFSET,
                       .cmd = HCLGE_OPC_DFX_RTC_REG } },
        { .cmd = HNAE3_DBG_CMD_REG_PPP,
          .dfx_msg = &hclge_dbg_ppp_reg[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_ppp_reg),
                       .offset = HCLGE_DBG_DFX_PPP_OFFSET,
                       .cmd = HCLGE_OPC_DFX_PPP_REG } },
        { .cmd = HNAE3_DBG_CMD_REG_RCB,
          .dfx_msg = &hclge_dbg_rcb_reg[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_rcb_reg),
                       .offset = HCLGE_DBG_DFX_RCB_OFFSET,
                       .cmd = HCLGE_OPC_DFX_RCB_REG } },
        { .cmd = HNAE3_DBG_CMD_REG_TQP,
          .dfx_msg = &hclge_dbg_tqp_reg[0],
          .reg_msg = { .msg_num = ARRAY_SIZE(hclge_dbg_tqp_reg),
                       .offset = HCLGE_DBG_DFX_TQP_OFFSET,
                       .cmd = HCLGE_OPC_DFX_TQP_REG } },
};

/* make sure: len(name) + interval >= maxlen(item data) + 2,
 * for example, name = "pkt_num"(len: 7), the prototype of item data is u32,
 * and print as "%u"(maxlen: 10), so the interval should be at least 5.
 */
static void hclge_dbg_fill_content(char *content, u16 len,
                                   const struct hclge_dbg_item *items,
                                   const char **result, u16 size)
{
        char *pos = content;
        u16 i;

        memset(content, ' ', len);
        for (i = 0; i < size; i++) {
                if (result)
                        strncpy(pos, result[i], strlen(result[i]));
                else
                        strncpy(pos, items[i].name, strlen(items[i].name));
                pos += strlen(items[i].name) + items[i].interval;
        }
        *pos++ = '\n';
        *pos++ = '\0';
}

static char *hclge_dbg_get_func_id_str(char *buf, u8 id)
{
        if (id)
                sprintf(buf, "vf%u", id - 1U);
        else
                sprintf(buf, "pf");

        return buf;
}

static int hclge_dbg_get_dfx_bd_num(struct hclge_dev *hdev, int offset,
                                    u32 *bd_num)
{
        struct hclge_desc desc[HCLGE_GET_DFX_REG_TYPE_CNT];
        int entries_per_desc;
        int index;
        int ret;

        ret = hclge_query_bd_num_cmd_send(hdev, desc);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to get dfx bd_num, offset = %d, ret = %d\n",
                        offset, ret);
                return ret;
        }

        entries_per_desc = ARRAY_SIZE(desc[0].data);
        index = offset % entries_per_desc;

        *bd_num = le32_to_cpu(desc[offset / entries_per_desc].data[index]);
        if (!(*bd_num)) {
                dev_err(&hdev->pdev->dev, "The value of dfx bd_num is 0!\n");
                return -EINVAL;
        }

        return 0;
}

static int hclge_dbg_cmd_send(struct hclge_dev *hdev,
                              struct hclge_desc *desc_src,
                              int index, int bd_num,
                              enum hclge_opcode_type cmd)
{
        struct hclge_desc *desc = desc_src;
        int ret, i;

        hclge_cmd_setup_basic_desc(desc, cmd, true);
        desc->data[0] = cpu_to_le32(index);

        for (i = 1; i < bd_num; i++) {
                desc->flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
                desc++;
                hclge_cmd_setup_basic_desc(desc, cmd, true);
        }

        ret = hclge_cmd_send(&hdev->hw, desc_src, bd_num);
        if (ret)
                dev_err(&hdev->pdev->dev,
                        "cmd(0x%x) send fail, ret = %d\n", cmd, ret);
        return ret;
}

static int
hclge_dbg_dump_reg_tqp(struct hclge_dev *hdev,
                       const struct hclge_dbg_reg_type_info *reg_info,
                       char *buf, int len, int *pos)
{
        const struct hclge_dbg_dfx_message *dfx_message = reg_info->dfx_msg;
        const struct hclge_dbg_reg_common_msg *reg_msg = &reg_info->reg_msg;
        struct hclge_desc *desc_src;
        u32 index, entry, i, cnt;
        int bd_num, min_num, ret;
        struct hclge_desc *desc;

        ret = hclge_dbg_get_dfx_bd_num(hdev, reg_msg->offset, &bd_num);
        if (ret)
                return ret;

        desc_src = kcalloc(bd_num, sizeof(struct hclge_desc), GFP_KERNEL);
        if (!desc_src)
                return -ENOMEM;

        min_num = min_t(int, bd_num * HCLGE_DESC_DATA_LEN, reg_msg->msg_num);

        for (i = 0, cnt = 0; i < min_num; i++, dfx_message++)
                *pos += scnprintf(buf + *pos, len - *pos, "item%u = %s\n",
                                  cnt++, dfx_message->message);

        for (i = 0; i < cnt; i++)
                *pos += scnprintf(buf + *pos, len - *pos, "item%u\t", i);

        *pos += scnprintf(buf + *pos, len - *pos, "\n");

        for (index = 0; index < hdev->vport[0].alloc_tqps; index++) {
                dfx_message = reg_info->dfx_msg;
                desc = desc_src;
                ret = hclge_dbg_cmd_send(hdev, desc, index, bd_num,
                                         reg_msg->cmd);
                if (ret)
                        break;

                for (i = 0; i < min_num; i++, dfx_message++) {
                        entry = i % HCLGE_DESC_DATA_LEN;
                        if (i > 0 && !entry)
                                desc++;

                        *pos += scnprintf(buf + *pos, len - *pos, "%#x\t",
                                          le32_to_cpu(desc->data[entry]));
                }
                *pos += scnprintf(buf + *pos, len - *pos, "\n");
        }

        kfree(desc_src);
        return ret;
}

static int
hclge_dbg_dump_reg_common(struct hclge_dev *hdev,
                          const struct hclge_dbg_reg_type_info *reg_info,
                          char *buf, int len, int *pos)
{
        const struct hclge_dbg_reg_common_msg *reg_msg = &reg_info->reg_msg;
        const struct hclge_dbg_dfx_message *dfx_message = reg_info->dfx_msg;
        struct hclge_desc *desc_src;
        int bd_num, min_num, ret;
        struct hclge_desc *desc;
        u32 entry, i;

        ret = hclge_dbg_get_dfx_bd_num(hdev, reg_msg->offset, &bd_num);
        if (ret)
                return ret;

        desc_src = kcalloc(bd_num, sizeof(struct hclge_desc), GFP_KERNEL);
        if (!desc_src)
                return -ENOMEM;

        desc = desc_src;

        ret = hclge_dbg_cmd_send(hdev, desc, 0, bd_num, reg_msg->cmd);
        if (ret) {
                kfree(desc);
                return ret;
        }

        min_num = min_t(int, bd_num * HCLGE_DESC_DATA_LEN, reg_msg->msg_num);

        for (i = 0; i < min_num; i++, dfx_message++) {
                entry = i % HCLGE_DESC_DATA_LEN;
                if (i > 0 && !entry)
                        desc++;
                if (!dfx_message->flag)
                        continue;

                *pos += scnprintf(buf + *pos, len - *pos, "%s: %#x\n",
                                  dfx_message->message,
                                  le32_to_cpu(desc->data[entry]));
        }

        kfree(desc_src);
        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, i, offset;
        int ret;

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, true);

        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump mac enable status, ret = %d\n", ret);
                return ret;
        }

        req = (struct hclge_config_mac_mode_cmd *)desc.data;
        loop_en = le32_to_cpu(req->txrx_pad_fcs_loop_en);

        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;
}

static int hclge_dbg_dump_mac_frame_size(struct hclge_dev *hdev, char *buf,
                                         int len, int *pos)
{
        struct hclge_config_max_frm_size_cmd *req;
        struct hclge_desc desc;
        int ret;

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAX_FRM_SIZE, true);

        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump mac frame size, ret = %d\n", ret);
                return ret;
        }

        req = (struct hclge_config_max_frm_size_cmd *)desc.data;

        *pos += scnprintf(buf + *pos, len - *pos, "max_frame_size: %u\n",
                          le16_to_cpu(req->max_frm_size));
        *pos += scnprintf(buf + *pos, len - *pos, "min_frame_size: %u\n",
                          req->min_frm_size);

        return 0;
}

static int hclge_dbg_dump_mac_speed_duplex(struct hclge_dev *hdev, char *buf,
                                           int len, int *pos)
{
#define HCLGE_MAC_SPEED_SHIFT   0
#define HCLGE_MAC_SPEED_MASK    GENMASK(5, 0)
#define HCLGE_MAC_DUPLEX_SHIFT  7

        struct hclge_config_mac_speed_dup_cmd *req;
        struct hclge_desc desc;
        int ret;

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_SPEED_DUP, true);

        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump mac speed duplex, ret = %d\n", ret);
                return ret;
        }

        req = (struct hclge_config_mac_speed_dup_cmd *)desc.data;

        *pos += scnprintf(buf + *pos, len - *pos, "speed: %#lx\n",
                          hnae3_get_field(req->speed_dup, HCLGE_MAC_SPEED_MASK,
                                          HCLGE_MAC_SPEED_SHIFT));
        *pos += scnprintf(buf + *pos, len - *pos, "duplex: %#x\n",
                          hnae3_get_bit(req->speed_dup,
                                        HCLGE_MAC_DUPLEX_SHIFT));
        return 0;
}

static int hclge_dbg_dump_mac(struct hclge_dev *hdev, char *buf, int len)
{
        int pos = 0;
        int ret;

        ret = hclge_dbg_dump_mac_enable_status(hdev, buf, len, &pos);
        if (ret)
                return ret;

        ret = hclge_dbg_dump_mac_frame_size(hdev, buf, len, &pos);
        if (ret)
                return ret;

        return hclge_dbg_dump_mac_speed_duplex(hdev, buf, len, &pos);
}

static int hclge_dbg_dump_dcb_qset(struct hclge_dev *hdev, char *buf, int len,
                                   int *pos)
{
        struct hclge_dbg_bitmap_cmd req;
        struct hclge_desc desc;
        u16 qset_id, qset_num;
        int ret;

        ret = hclge_tm_get_qset_num(hdev, &qset_num);
        if (ret)
                return ret;

        *pos += scnprintf(buf + *pos, len - *pos,
                          "qset_id  roce_qset_mask  nic_qset_mask  qset_shaping_pass  qset_bp_status\n");
        for (qset_id = 0; qset_id < qset_num; qset_id++) {
                ret = hclge_dbg_cmd_send(hdev, &desc, qset_id, 1,
                                         HCLGE_OPC_QSET_DFX_STS);
                if (ret)
                        return ret;

                req.bitmap = (u8)le32_to_cpu(desc.data[1]);

                *pos += scnprintf(buf + *pos, len - *pos,
                                  "%04u           %#x            %#x             %#x               %#x\n",
                                  qset_id, req.bit0, req.bit1, req.bit2,
                                  req.bit3);
        }

        return 0;
}

static int hclge_dbg_dump_dcb_pri(struct hclge_dev *hdev, char *buf, int len,
                                  int *pos)
{
        struct hclge_dbg_bitmap_cmd req;
        struct hclge_desc desc;
        u8 pri_id, pri_num;
        int ret;

        ret = hclge_tm_get_pri_num(hdev, &pri_num);
        if (ret)
                return ret;

        *pos += scnprintf(buf + *pos, len - *pos,
                          "pri_id  pri_mask  pri_cshaping_pass  pri_pshaping_pass\n");
        for (pri_id = 0; pri_id < pri_num; pri_id++) {
                ret = hclge_dbg_cmd_send(hdev, &desc, pri_id, 1,
                                         HCLGE_OPC_PRI_DFX_STS);
                if (ret)
                        return ret;

                req.bitmap = (u8)le32_to_cpu(desc.data[1]);

                *pos += scnprintf(buf + *pos, len - *pos,
                                  "%03u       %#x           %#x                %#x\n",
                                  pri_id, req.bit0, req.bit1, req.bit2);
        }

        return 0;
}

static int hclge_dbg_dump_dcb_pg(struct hclge_dev *hdev, char *buf, int len,
                                 int *pos)
{
        struct hclge_dbg_bitmap_cmd req;
        struct hclge_desc desc;
        u8 pg_id;
        int ret;

        *pos += scnprintf(buf + *pos, len - *pos,
                          "pg_id  pg_mask  pg_cshaping_pass  pg_pshaping_pass\n");
        for (pg_id = 0; pg_id < hdev->tm_info.num_pg; pg_id++) {
                ret = hclge_dbg_cmd_send(hdev, &desc, pg_id, 1,
                                         HCLGE_OPC_PG_DFX_STS);
                if (ret)
                        return ret;

                req.bitmap = (u8)le32_to_cpu(desc.data[1]);

                *pos += scnprintf(buf + *pos, len - *pos,
                                  "%03u      %#x           %#x               %#x\n",
                                  pg_id, req.bit0, req.bit1, req.bit2);
        }

        return 0;
}

static int hclge_dbg_dump_dcb_queue(struct hclge_dev *hdev, char *buf, int len,
                                    int *pos)
{
        struct hclge_desc desc;
        u16 nq_id;
        int ret;

        *pos += scnprintf(buf + *pos, len - *pos,
                          "nq_id  sch_nic_queue_cnt  sch_roce_queue_cnt\n");
        for (nq_id = 0; nq_id < hdev->num_tqps; nq_id++) {
                ret = hclge_dbg_cmd_send(hdev, &desc, nq_id, 1,
                                         HCLGE_OPC_SCH_NQ_CNT);
                if (ret)
                        return ret;

                *pos += scnprintf(buf + *pos, len - *pos, "%04u           %#x",
                                  nq_id, le32_to_cpu(desc.data[1]));

                ret = hclge_dbg_cmd_send(hdev, &desc, nq_id, 1,
                                         HCLGE_OPC_SCH_RQ_CNT);
                if (ret)
                        return ret;

                *pos += scnprintf(buf + *pos, len - *pos,
                                  "               %#x\n",
                                  le32_to_cpu(desc.data[1]));
        }

        return 0;
}

static int hclge_dbg_dump_dcb_port(struct hclge_dev *hdev, char *buf, int len,
                                   int *pos)
{
        struct hclge_dbg_bitmap_cmd req;
        struct hclge_desc desc;
        u8 port_id = 0;
        int ret;

        ret = hclge_dbg_cmd_send(hdev, &desc, port_id, 1,
                                 HCLGE_OPC_PORT_DFX_STS);
        if (ret)
                return ret;

        req.bitmap = (u8)le32_to_cpu(desc.data[1]);

        *pos += scnprintf(buf + *pos, len - *pos, "port_mask: %#x\n",
                         req.bit0);
        *pos += scnprintf(buf + *pos, len - *pos, "port_shaping_pass: %#x\n",
                         req.bit1);

        return 0;
}

static int hclge_dbg_dump_dcb_tm(struct hclge_dev *hdev, char *buf, int len,
                                 int *pos)
{
        struct hclge_desc desc[2];
        u8 port_id = 0;
        int ret;

        ret = hclge_dbg_cmd_send(hdev, desc, port_id, 1,
                                 HCLGE_OPC_TM_INTERNAL_CNT);
        if (ret)
                return ret;

        *pos += scnprintf(buf + *pos, len - *pos, "SCH_NIC_NUM: %#x\n",
                          le32_to_cpu(desc[0].data[1]));
        *pos += scnprintf(buf + *pos, len - *pos, "SCH_ROCE_NUM: %#x\n",
                          le32_to_cpu(desc[0].data[2]));

        ret = hclge_dbg_cmd_send(hdev, desc, port_id, 2,
                                 HCLGE_OPC_TM_INTERNAL_STS);
        if (ret)
                return ret;

        *pos += scnprintf(buf + *pos, len - *pos, "pri_bp: %#x\n",
                          le32_to_cpu(desc[0].data[1]));
        *pos += scnprintf(buf + *pos, len - *pos, "fifo_dfx_info: %#x\n",
                          le32_to_cpu(desc[0].data[2]));
        *pos += scnprintf(buf + *pos, len - *pos,
                          "sch_roce_fifo_afull_gap: %#x\n",
                          le32_to_cpu(desc[0].data[3]));
        *pos += scnprintf(buf + *pos, len - *pos,
                          "tx_private_waterline: %#x\n",
                          le32_to_cpu(desc[0].data[4]));
        *pos += scnprintf(buf + *pos, len - *pos, "tm_bypass_en: %#x\n",
                          le32_to_cpu(desc[0].data[5]));
        *pos += scnprintf(buf + *pos, len - *pos, "SSU_TM_BYPASS_EN: %#x\n",
                          le32_to_cpu(desc[1].data[0]));
        *pos += scnprintf(buf + *pos, len - *pos, "SSU_RESERVE_CFG: %#x\n",
                          le32_to_cpu(desc[1].data[1]));

        if (hdev->hw.mac.media_type == HNAE3_MEDIA_TYPE_COPPER)
                return 0;

        ret = hclge_dbg_cmd_send(hdev, desc, port_id, 1,
                                 HCLGE_OPC_TM_INTERNAL_STS_1);
        if (ret)
                return ret;

        *pos += scnprintf(buf + *pos, len - *pos, "TC_MAP_SEL: %#x\n",
                          le32_to_cpu(desc[0].data[1]));
        *pos += scnprintf(buf + *pos, len - *pos, "IGU_PFC_PRI_EN: %#x\n",
                          le32_to_cpu(desc[0].data[2]));
        *pos += scnprintf(buf + *pos, len - *pos, "MAC_PFC_PRI_EN: %#x\n",
                          le32_to_cpu(desc[0].data[3]));
        *pos += scnprintf(buf + *pos, len - *pos, "IGU_PRI_MAP_TC_CFG: %#x\n",
                          le32_to_cpu(desc[0].data[4]));
        *pos += scnprintf(buf + *pos, len - *pos,
                          "IGU_TX_PRI_MAP_TC_CFG: %#x\n",
                          le32_to_cpu(desc[0].data[5]));

        return 0;
}

static int hclge_dbg_dump_dcb(struct hclge_dev *hdev, char *buf, int len)
{
        int pos = 0;
        int ret;

        ret = hclge_dbg_dump_dcb_qset(hdev, buf, len, &pos);
        if (ret)
                return ret;

        ret = hclge_dbg_dump_dcb_pri(hdev, buf, len, &pos);
        if (ret)
                return ret;

        ret = hclge_dbg_dump_dcb_pg(hdev, buf, len, &pos);
        if (ret)
                return ret;

        ret = hclge_dbg_dump_dcb_queue(hdev, buf, len, &pos);
        if (ret)
                return ret;

        ret = hclge_dbg_dump_dcb_port(hdev, buf, len, &pos);
        if (ret)
                return ret;

        return hclge_dbg_dump_dcb_tm(hdev, buf, len, &pos);
}

static int hclge_dbg_dump_reg_cmd(struct hclge_dev *hdev,
                                  enum hnae3_dbg_cmd cmd, char *buf, int len)
{
        const struct hclge_dbg_reg_type_info *reg_info;
        int pos = 0, ret = 0;
        int i;

        for (i = 0; i < ARRAY_SIZE(hclge_dbg_reg_info); i++) {
                reg_info = &hclge_dbg_reg_info[i];
                if (cmd == reg_info->cmd) {
                        if (cmd == HNAE3_DBG_CMD_REG_TQP)
                                return hclge_dbg_dump_reg_tqp(hdev, reg_info,
                                                              buf, len, &pos);

                        ret = hclge_dbg_dump_reg_common(hdev, reg_info, buf,
                                                        len, &pos);
                        if (ret)
                                break;
                }
        }

        return ret;
}

static int hclge_dbg_dump_tc(struct hclge_dev *hdev, char *buf, int len)
{
        struct hclge_ets_tc_weight_cmd *ets_weight;
        struct hclge_desc desc;
        char *sch_mode_str;
        int pos = 0;
        int ret;
        u8 i;

        if (!hnae3_dev_dcb_supported(hdev)) {
                dev_err(&hdev->pdev->dev,
                        "Only DCB-supported dev supports tc\n");
                return -EOPNOTSUPP;
        }

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_ETS_TC_WEIGHT, true);
        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev, "failed to get tc weight, ret = %d\n",
                        ret);
                return ret;
        }

        ets_weight = (struct hclge_ets_tc_weight_cmd *)desc.data;

        pos += scnprintf(buf + pos, len - pos, "enabled tc number: %u\n",
                         hdev->tm_info.num_tc);
        pos += scnprintf(buf + pos, len - pos, "weight_offset: %u\n",
                         ets_weight->weight_offset);

        pos += scnprintf(buf + pos, len - pos, "TC    MODE  WEIGHT\n");
        for (i = 0; i < HNAE3_MAX_TC; i++) {
                sch_mode_str = ets_weight->tc_weight[i] ? "dwrr" : "sp";
                pos += scnprintf(buf + pos, len - pos, "%u     %4s    %3u\n",
                                 i, sch_mode_str,
                                 hdev->tm_info.pg_info[0].tc_dwrr[i]);
        }

        return 0;
}

static const struct hclge_dbg_item tm_pg_items[] = {
        { "ID", 2 },
        { "PRI_MAP", 2 },
        { "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 void hclge_dbg_fill_shaper_content(struct hclge_tm_shaper_para *para,
                                          char **result, u8 *index)
{
        sprintf(result[(*index)++], "%3u", para->ir_b);
        sprintf(result[(*index)++], "%3u", para->ir_u);
        sprintf(result[(*index)++], "%3u", para->ir_s);
        sprintf(result[(*index)++], "%3u", para->bs_b);
        sprintf(result[(*index)++], "%3u", para->bs_s);
        sprintf(result[(*index)++], "%3u", para->flag);
        sprintf(result[(*index)++], "%6u", para->rate);
}

static int __hclge_dbg_dump_tm_pg(struct hclge_dev *hdev, char *data_str,
                                  char *buf, int len)
{
        struct hclge_tm_shaper_para c_shaper_para, p_shaper_para;
        char *result[ARRAY_SIZE(tm_pg_items)], *sch_mode_str;
        u8 pg_id, sch_mode, weight, pri_bit_map, i, j;
        char content[HCLGE_DBG_TM_INFO_LEN];
        int pos = 0;
        int ret;

        for (i = 0; i < ARRAY_SIZE(tm_pg_items); i++) {
                result[i] = data_str;
                data_str += HCLGE_DBG_DATA_STR_LEN;
        }

        hclge_dbg_fill_content(content, sizeof(content), tm_pg_items,
                               NULL, ARRAY_SIZE(tm_pg_items));
        pos += scnprintf(buf + pos, len - pos, "%s", content);

        for (pg_id = 0; pg_id < hdev->tm_info.num_pg; pg_id++) {
                ret = hclge_tm_get_pg_to_pri_map(hdev, pg_id, &pri_bit_map);
                if (ret)
                        return ret;

                ret = hclge_tm_get_pg_sch_mode(hdev, pg_id, &sch_mode);
                if (ret)
                        return ret;

                ret = hclge_tm_get_pg_weight(hdev, pg_id, &weight);
                if (ret)
                        return ret;

                ret = hclge_tm_get_pg_shaper(hdev, pg_id,
                                             HCLGE_OPC_TM_PG_C_SHAPPING,
                                             &c_shaper_para);
                if (ret)
                        return ret;

                ret = hclge_tm_get_pg_shaper(hdev, pg_id,
                                             HCLGE_OPC_TM_PG_P_SHAPPING,
                                             &p_shaper_para);
                if (ret)
                        return ret;

                sch_mode_str = sch_mode & HCLGE_TM_TX_SCHD_DWRR_MSK ? "dwrr" :
                                       "sp";

                j = 0;
                sprintf(result[j++], "%02u", pg_id);
                sprintf(result[j++], "0x%02x", pri_bit_map);
                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_pg_items,
                                       (const char **)result,
                                       ARRAY_SIZE(tm_pg_items));
                pos += scnprintf(buf + pos, len - pos, "%s", content);
        }

        return 0;
}

static int hclge_dbg_dump_tm_pg(struct hclge_dev *hdev, char *buf, int len)
{
        char *data_str;
        int ret;

        data_str = kcalloc(ARRAY_SIZE(tm_pg_items),
                           HCLGE_DBG_DATA_STR_LEN, GFP_KERNEL);
        if (!data_str)
                return -ENOMEM;

        ret = __hclge_dbg_dump_tm_pg(hdev, data_str, buf, len);

        kfree(data_str);

        return ret;
}

static int hclge_dbg_dump_tm_port(struct hclge_dev *hdev,  char *buf, int len)
{
        struct hclge_tm_shaper_para shaper_para;
        int pos = 0;
        int ret;

        ret = hclge_tm_get_port_shaper(hdev, &shaper_para);
        if (ret)
                return ret;

        pos += scnprintf(buf + pos, len - pos,
                         "IR_B  IR_U  IR_S  BS_B  BS_S  FLAG  RATE(Mbps)\n");
        pos += scnprintf(buf + pos, len - pos,
                         "%3u   %3u   %3u   %3u   %3u     %1u   %6u\n",
                         shaper_para.ir_b, shaper_para.ir_u, shaper_para.ir_s,
                         shaper_para.bs_b, shaper_para.bs_s, shaper_para.flag,
                         shaper_para.rate);

        return 0;
}

static int hclge_dbg_dump_tm_bp_qset_map(struct hclge_dev *hdev, u8 tc_id,
                                         char *buf, int len)
{
        u32 qset_mapping[HCLGE_BP_EXT_GRP_NUM];
        struct hclge_bp_to_qs_map_cmd *map;
        struct hclge_desc desc;
        int pos = 0;
        u8 group_id;
        u8 grp_num;
        u16 i = 0;
        int ret;

        grp_num = hdev->num_tqps <= HCLGE_TQP_MAX_SIZE_DEV_V2 ?
                  HCLGE_BP_GRP_NUM : HCLGE_BP_EXT_GRP_NUM;
        map = (struct hclge_bp_to_qs_map_cmd *)desc.data;
        for (group_id = 0; group_id < grp_num; group_id++) {
                hclge_cmd_setup_basic_desc(&desc,
                                           HCLGE_OPC_TM_BP_TO_QSET_MAPPING,
                                           true);
                map->tc_id = tc_id;
                map->qs_group_id = group_id;
                ret = hclge_cmd_send(&hdev->hw, &desc, 1);
                if (ret) {
                        dev_err(&hdev->pdev->dev,
                                "failed to get bp to qset map, ret = %d\n",
                                ret);
                        return ret;
                }

                qset_mapping[group_id] = le32_to_cpu(map->qs_bit_map);
        }

        pos += scnprintf(buf + pos, len - pos, "INDEX | TM BP QSET MAPPING:\n");
        for (group_id = 0; group_id < grp_num / 8; group_id++) {
                pos += scnprintf(buf + pos, len - pos,
                         "%04d  | %08x:%08x:%08x:%08x:%08x:%08x:%08x:%08x\n",
                         group_id * 256, qset_mapping[i + 7],
                         qset_mapping[i + 6], qset_mapping[i + 5],
                         qset_mapping[i + 4], qset_mapping[i + 3],
                         qset_mapping[i + 2], qset_mapping[i + 1],
                         qset_mapping[i]);
                i += 8;
        }

        return pos;
}

static int hclge_dbg_dump_tm_map(struct hclge_dev *hdev, char *buf, int len)
{
        u16 queue_id;
        u16 qset_id;
        u8 link_vld;
        int pos = 0;
        u8 pri_id;
        u8 tc_id;
        int ret;

        for (queue_id = 0; queue_id < hdev->num_tqps; queue_id++) {
                ret = hclge_tm_get_q_to_qs_map(hdev, queue_id, &qset_id);
                if (ret)
                        return ret;

                ret = hclge_tm_get_qset_map_pri(hdev, qset_id, &pri_id,
                                                &link_vld);
                if (ret)
                        return ret;

                ret = hclge_tm_get_q_to_tc(hdev, queue_id, &tc_id);
                if (ret)
                        return ret;

                pos += scnprintf(buf + pos, len - pos,
                                 "QUEUE_ID   QSET_ID   PRI_ID   TC_ID\n");
                pos += scnprintf(buf + pos, len - pos,
                                 "%04u        %4u       %3u      %2u\n",
                                 queue_id, qset_id, pri_id, tc_id);

                if (!hnae3_dev_dcb_supported(hdev))
                        continue;

                ret = hclge_dbg_dump_tm_bp_qset_map(hdev, tc_id, buf + pos,
                                                    len - pos);
                if (ret < 0)
                        return ret;
                pos += ret;

                pos += scnprintf(buf + pos, len - pos, "\n");
        }

        return 0;
}

static int hclge_dbg_dump_tm_nodes(struct hclge_dev *hdev, char *buf, int len)
{
        struct hclge_tm_nodes_cmd *nodes;
        struct hclge_desc desc;
        int pos = 0;
        int ret;

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_NODES, true);
        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump tm nodes, ret = %d\n", ret);
                return ret;
        }

        nodes = (struct hclge_tm_nodes_cmd *)desc.data;

        pos += scnprintf(buf + pos, len - pos, "       BASE_ID  MAX_NUM\n");
        pos += scnprintf(buf + pos, len - pos, "PG      %4u      %4u\n",
                         nodes->pg_base_id, nodes->pg_num);
        pos += scnprintf(buf + pos, len - pos, "PRI     %4u      %4u\n",
                         nodes->pri_base_id, nodes->pri_num);
        pos += scnprintf(buf + pos, len - pos, "QSET    %4u      %4u\n",
                         le16_to_cpu(nodes->qset_base_id),
                         le16_to_cpu(nodes->qset_num));
        pos += scnprintf(buf + pos, len - pos, "QUEUE   %4u      %4u\n",
                         le16_to_cpu(nodes->queue_base_id),
                         le16_to_cpu(nodes->queue_num));

        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)
{
        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;

        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);
                if (ret)
                        return ret;

                ret = hclge_tm_get_pri_weight(hdev, i, &weight);
                if (ret)
                        return ret;

                ret = hclge_tm_get_pri_shaper(hdev, i,
                                              HCLGE_OPC_TM_PRI_C_SHAPPING,
                                              &c_shaper_para);
                if (ret)
                        return ret;

                ret = hclge_tm_get_pri_shaper(hdev, i,
                                              HCLGE_OPC_TM_PRI_P_SHAPPING,
                                              &p_shaper_para);
                if (ret)
                        return ret;

                sch_mode_str = sch_mode & HCLGE_TM_TX_SCHD_DWRR_MSK ? "dwrr" :
                               "sp";

                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;
}

static const struct hclge_dbg_item tm_qset_items[] = {
        { "ID", 4 },
        { "MAP_PRI", 2 },
        { "LINK_VLD", 2 },
        { "MODE", 2 },
        { "DWRR", 2 },
        { "IR_B", 2 },
        { "IR_U", 2 },
        { "IR_S", 2 },
        { "BS_B", 2 },
        { "BS_S", 2 },
        { "FLAG", 2 },
        { "RATE(Mbps)", 0 }
};

static int hclge_dbg_dump_tm_qset(struct hclge_dev *hdev, char *buf, int len)
{
        char data_str[ARRAY_SIZE(tm_qset_items)][HCLGE_DBG_DATA_STR_LEN];
        char *result[ARRAY_SIZE(tm_qset_items)], *sch_mode_str;
        u8 priority, link_vld, sch_mode, weight;
        struct hclge_tm_shaper_para shaper_para;
        char content[HCLGE_DBG_TM_INFO_LEN];
        u16 qset_num, i;
        int ret, pos;
        u8 j;

        ret = hclge_tm_get_qset_num(hdev, &qset_num);
        if (ret)
                return ret;

        for (i = 0; i < ARRAY_SIZE(tm_qset_items); i++)
                result[i] = &data_str[i][0];

        hclge_dbg_fill_content(content, sizeof(content), tm_qset_items,
                               NULL, ARRAY_SIZE(tm_qset_items));
        pos = scnprintf(buf, len, "%s", content);

        for (i = 0; i < qset_num; i++) {
                ret = hclge_tm_get_qset_map_pri(hdev, i, &priority, &link_vld);
                if (ret)
                        return ret;

                ret = hclge_tm_get_qset_sch_mode(hdev, i, &sch_mode);
                if (ret)
                        return ret;

                ret = hclge_tm_get_qset_weight(hdev, i, &weight);
                if (ret)
                        return ret;

                ret = hclge_tm_get_qset_shaper(hdev, i, &shaper_para);
                if (ret)
                        return ret;

                sch_mode_str = sch_mode & HCLGE_TM_TX_SCHD_DWRR_MSK ? "dwrr" :
                               "sp";

                j = 0;
                sprintf(result[j++], "%04u", i);
                sprintf(result[j++], "%4u", priority);
                sprintf(result[j++], "%4u", link_vld);
                sprintf(result[j++], "%4s", sch_mode_str);
                sprintf(result[j++], "%3u", weight);
                hclge_dbg_fill_shaper_content(&shaper_para, result, &j);

                hclge_dbg_fill_content(content, sizeof(content), tm_qset_items,
                                       (const char **)result,
                                       ARRAY_SIZE(tm_qset_items));
                pos += scnprintf(buf + pos, len - pos, "%s", content);
        }

        return 0;
}

static int hclge_dbg_dump_qos_pause_cfg(struct hclge_dev *hdev, char *buf,
                                        int len)
{
        struct hclge_cfg_pause_param_cmd *pause_param;
        struct hclge_desc desc;
        int pos = 0;
        int ret;

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_MAC_PARA, true);
        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump qos pause, ret = %d\n", ret);
                return ret;
        }

        pause_param = (struct hclge_cfg_pause_param_cmd *)desc.data;

        pos += scnprintf(buf + pos, len - pos, "pause_trans_gap: 0x%x\n",
                         pause_param->pause_trans_gap);
        pos += scnprintf(buf + pos, len - pos, "pause_trans_time: 0x%x\n",
                         le16_to_cpu(pause_param->pause_trans_time));
        return 0;
}

static int hclge_dbg_dump_qos_pri_map(struct hclge_dev *hdev, char *buf,
                                      int len)
{
#define HCLGE_DBG_TC_MASK               0x0F
#define HCLGE_DBG_TC_BIT_WIDTH          4

        struct hclge_qos_pri_map_cmd *pri_map;
        struct hclge_desc desc;
        int pos = 0;
        u8 *pri_tc;
        u8 tc, i;
        int ret;

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PRI_TO_TC_MAPPING, true);
        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump qos pri map, ret = %d\n", ret);
                return ret;
        }

        pri_map = (struct hclge_qos_pri_map_cmd *)desc.data;

        pos += scnprintf(buf + pos, len - pos, "vlan_to_pri: 0x%x\n",
                         pri_map->vlan_pri);
        pos += scnprintf(buf + pos, len - pos, "PRI  TC\n");

        pri_tc = (u8 *)pri_map;
        for (i = 0; i < HNAE3_MAX_TC; i++) {
                tc = pri_tc[i >> 1] >> ((i & 1) * HCLGE_DBG_TC_BIT_WIDTH);
                tc &= HCLGE_DBG_TC_MASK;
                pos += scnprintf(buf + pos, len - pos, "%u     %u\n", i, tc);
        }

        return 0;
}

static int hclge_dbg_dump_tx_buf_cfg(struct hclge_dev *hdev, char *buf, int len)
{
        struct hclge_tx_buff_alloc_cmd *tx_buf_cmd;
        struct hclge_desc desc;
        int pos = 0;
        int i, ret;

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TX_BUFF_ALLOC, true);
        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump tx buf, ret = %d\n", ret);
                return ret;
        }

        tx_buf_cmd = (struct hclge_tx_buff_alloc_cmd *)desc.data;
        for (i = 0; i < HCLGE_MAX_TC_NUM; i++)
                pos += scnprintf(buf + pos, len - pos,
                                 "tx_packet_buf_tc_%d: 0x%x\n", i,
                                 le16_to_cpu(tx_buf_cmd->tx_pkt_buff[i]));

        return pos;
}

static int hclge_dbg_dump_rx_priv_buf_cfg(struct hclge_dev *hdev, char *buf,
                                          int len)
{
        struct hclge_rx_priv_buff_cmd *rx_buf_cmd;
        struct hclge_desc desc;
        int pos = 0;
        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) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump rx priv buf, ret = %d\n", ret);
                return ret;
        }

        pos += scnprintf(buf + pos, len - pos, "\n");

        rx_buf_cmd = (struct hclge_rx_priv_buff_cmd *)desc.data;
        for (i = 0; i < HCLGE_MAX_TC_NUM; i++)
                pos += scnprintf(buf + pos, len - pos,
                                 "rx_packet_buf_tc_%d: 0x%x\n", i,
                                 le16_to_cpu(rx_buf_cmd->buf_num[i]));

        pos += scnprintf(buf + pos, len - pos, "rx_share_buf: 0x%x\n",
                         le16_to_cpu(rx_buf_cmd->shared_buf));

        return pos;
}

static int hclge_dbg_dump_rx_common_wl_cfg(struct hclge_dev *hdev, char *buf,
                                           int len)
{
        struct hclge_rx_com_wl *rx_com_wl;
        struct hclge_desc desc;
        int pos = 0;
        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) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump rx common wl, ret = %d\n", ret);
                return ret;
        }

        rx_com_wl = (struct hclge_rx_com_wl *)desc.data;
        pos += scnprintf(buf + pos, len - pos, "\n");
        pos += scnprintf(buf + pos, len - pos,
                         "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));

        return pos;
}

static int hclge_dbg_dump_rx_global_pkt_cnt(struct hclge_dev *hdev, char *buf,
                                            int len)
{
        struct hclge_rx_com_wl *rx_packet_cnt;
        struct hclge_desc desc;
        int pos = 0;
        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) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump rx global pkt cnt, ret = %d\n", ret);
                return ret;
        }

        rx_packet_cnt = (struct hclge_rx_com_wl *)desc.data;
        pos += scnprintf(buf + pos, len - pos,
                         "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));

        return pos;
}

static int hclge_dbg_dump_rx_priv_wl_buf_cfg(struct hclge_dev *hdev, char *buf,
                                             int len)
{
        struct hclge_rx_priv_wl_buf *rx_priv_wl;
        struct hclge_desc desc[2];
        int pos = 0;
        int i, ret;

        hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_RX_PRIV_WL_ALLOC, true);
        desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
        hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_RX_PRIV_WL_ALLOC, true);
        ret = hclge_cmd_send(&hdev->hw, desc, 2);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump rx priv wl buf, ret = %d\n", ret);
                return ret;
        }

        rx_priv_wl = (struct hclge_rx_priv_wl_buf *)desc[0].data;
        for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++)
                pos += scnprintf(buf + pos, len - pos,
                         "rx_priv_wl_tc_%d: high: 0x%x, low: 0x%x\n", i,
                         le16_to_cpu(rx_priv_wl->tc_wl[i].high),
                         le16_to_cpu(rx_priv_wl->tc_wl[i].low));

        rx_priv_wl = (struct hclge_rx_priv_wl_buf *)desc[1].data;
        for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++)
                pos += scnprintf(buf + pos, len - pos,
                         "rx_priv_wl_tc_%d: high: 0x%x, low: 0x%x\n",
                         i + HCLGE_TC_NUM_ONE_DESC,
                         le16_to_cpu(rx_priv_wl->tc_wl[i].high),
                         le16_to_cpu(rx_priv_wl->tc_wl[i].low));

        return pos;
}

static int hclge_dbg_dump_rx_common_threshold_cfg(struct hclge_dev *hdev,
                                                  char *buf, int len)
{
        struct hclge_rx_com_thrd *rx_com_thrd;
        struct hclge_desc desc[2];
        int pos = 0;
        int i, ret;

        hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_RX_COM_THRD_ALLOC, true);
        desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
        hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_RX_COM_THRD_ALLOC, true);
        ret = hclge_cmd_send(&hdev->hw, desc, 2);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump rx common threshold, ret = %d\n", ret);
                return ret;
        }

        pos += scnprintf(buf + pos, len - pos, "\n");
        rx_com_thrd = (struct hclge_rx_com_thrd *)desc[0].data;
        for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++)
                pos += scnprintf(buf + pos, len - pos,
                         "rx_com_thrd_tc_%d: high: 0x%x, low: 0x%x\n", i,
                         le16_to_cpu(rx_com_thrd->com_thrd[i].high),
                         le16_to_cpu(rx_com_thrd->com_thrd[i].low));

        rx_com_thrd = (struct hclge_rx_com_thrd *)desc[1].data;
        for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++)
                pos += scnprintf(buf + pos, len - pos,
                         "rx_com_thrd_tc_%d: high: 0x%x, low: 0x%x\n",
                         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 pos;
}

static int hclge_dbg_dump_qos_buf_cfg(struct hclge_dev *hdev, char *buf,
                                      int len)
{
        int pos = 0;
        int ret;

        ret = hclge_dbg_dump_tx_buf_cfg(hdev, buf + pos, len - pos);
        if (ret < 0)
                return ret;
        pos += ret;

        ret = hclge_dbg_dump_rx_priv_buf_cfg(hdev, buf + pos, len - pos);
        if (ret < 0)
                return ret;
        pos += ret;

        ret = hclge_dbg_dump_rx_common_wl_cfg(hdev, buf + pos, len - pos);
        if (ret < 0)
                return ret;
        pos += ret;

        ret = hclge_dbg_dump_rx_global_pkt_cnt(hdev, buf + pos, len - pos);
        if (ret < 0)
                return ret;
        pos += ret;

        pos += scnprintf(buf + pos, len - pos, "\n");
        if (!hnae3_dev_dcb_supported(hdev))
                return 0;

        ret = hclge_dbg_dump_rx_priv_wl_buf_cfg(hdev, buf + pos, len - pos);
        if (ret < 0)
                return ret;
        pos += ret;

        ret = hclge_dbg_dump_rx_common_threshold_cfg(hdev, buf + pos,
                                                     len - pos);
        if (ret < 0)
                return ret;

        return 0;
}

static int hclge_dbg_dump_mng_table(struct hclge_dev *hdev, char *buf, int len)
{
        struct hclge_mac_ethertype_idx_rd_cmd *req0;
        struct hclge_desc desc;
        u32 msg_egress_port;
        int pos = 0;
        int ret, i;

        pos += scnprintf(buf + pos, len - pos,
                         "entry  mac_addr          mask  ether  ");
        pos += scnprintf(buf + pos, len - pos,
                         "mask  vlan  mask  i_map  i_dir  e_type  ");
        pos += scnprintf(buf + pos, len - pos, "pf_id  vf_id  q_id  drop\n");

        for (i = 0; i < HCLGE_DBG_MNG_TBL_MAX; i++) {
                hclge_cmd_setup_basic_desc(&desc, HCLGE_MAC_ETHERTYPE_IDX_RD,
                                           true);
                req0 = (struct hclge_mac_ethertype_idx_rd_cmd *)&desc.data;
                req0->index = cpu_to_le16(i);

                ret = hclge_cmd_send(&hdev->hw, &desc, 1);
                if (ret) {
                        dev_err(&hdev->pdev->dev,
                                "failed to dump manage table, ret = %d\n", ret);
                        return ret;
                }

                if (!req0->resp_code)
                        continue;

                pos += scnprintf(buf + pos, len - pos, "%02u     %pM ",
                                 le16_to_cpu(req0->index), req0->mac_addr);

                pos += scnprintf(buf + pos, len - pos,
                                 "%x     %04x   %x     %04x  ",
                                 !!(req0->flags & HCLGE_DBG_MNG_MAC_MASK_B),
                                 le16_to_cpu(req0->ethter_type),
                                 !!(req0->flags & HCLGE_DBG_MNG_ETHER_MASK_B),
                                 le16_to_cpu(req0->vlan_tag) &
                                 HCLGE_DBG_MNG_VLAN_TAG);

                pos += scnprintf(buf + pos, len - pos,
                                 "%x     %02x     %02x     ",
                                 !!(req0->flags & HCLGE_DBG_MNG_VLAN_MASK_B),
                                 req0->i_port_bitmap, req0->i_port_direction);

                msg_egress_port = le16_to_cpu(req0->egress_port);
                pos += scnprintf(buf + pos, len - pos,
                                 "%x       %x      %02x     %04x  %x\n",
                                 !!(msg_egress_port & HCLGE_DBG_MNG_E_TYPE_B),
                                 msg_egress_port & HCLGE_DBG_MNG_PF_ID,
                                 (msg_egress_port >> 3) & HCLGE_DBG_MNG_VF_ID,
                                 le16_to_cpu(req0->egress_queue),
                                 !!(msg_egress_port & HCLGE_DBG_MNG_DROP_B));
        }

        return 0;
}

#define HCLGE_DBG_TCAM_BUF_SIZE 256

static int hclge_dbg_fd_tcam_read(struct hclge_dev *hdev, bool sel_x,
                                  char *tcam_buf,
                                  struct hclge_dbg_tcam_msg tcam_msg)
{
        struct hclge_fd_tcam_config_1_cmd *req1;
        struct hclge_fd_tcam_config_2_cmd *req2;
        struct hclge_fd_tcam_config_3_cmd *req3;
        struct hclge_desc desc[3];
        int pos = 0;
        int ret, i;
        u32 *req;

        hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_FD_TCAM_OP, true);
        desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
        hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_FD_TCAM_OP, true);
        desc[1].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
        hclge_cmd_setup_basic_desc(&desc[2], HCLGE_OPC_FD_TCAM_OP, true);

        req1 = (struct hclge_fd_tcam_config_1_cmd *)desc[0].data;
        req2 = (struct hclge_fd_tcam_config_2_cmd *)desc[1].data;
        req3 = (struct hclge_fd_tcam_config_3_cmd *)desc[2].data;

        req1->stage  = tcam_msg.stage;
        req1->xy_sel = sel_x ? 1 : 0;
        req1->index  = cpu_to_le32(tcam_msg.loc);

        ret = hclge_cmd_send(&hdev->hw, desc, 3);
        if (ret)
                return ret;

        pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos,
                         "read result tcam key %s(%u):\n", sel_x ? "x" : "y",
                         tcam_msg.loc);

        /* tcam_data0 ~ tcam_data1 */
        req = (u32 *)req1->tcam_data;
        for (i = 0; i < 2; i++)
                pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos,
                                 "%08x\n", *req++);

        /* tcam_data2 ~ tcam_data7 */
        req = (u32 *)req2->tcam_data;
        for (i = 0; i < 6; i++)
                pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos,
                                 "%08x\n", *req++);

        /* tcam_data8 ~ tcam_data12 */
        req = (u32 *)req3->tcam_data;
        for (i = 0; i < 5; i++)
                pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos,
                                 "%08x\n", *req++);

        return ret;
}

static int hclge_dbg_get_rules_location(struct hclge_dev *hdev, u16 *rule_locs)
{
        struct hclge_fd_rule *rule;
        struct hlist_node *node;
        int cnt = 0;

        spin_lock_bh(&hdev->fd_rule_lock);
        hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
                rule_locs[cnt] = rule->location;
                cnt++;
        }
        spin_unlock_bh(&hdev->fd_rule_lock);

        if (cnt != hdev->hclge_fd_rule_num || cnt == 0)
                return -EINVAL;

        return cnt;
}

static int hclge_dbg_dump_fd_tcam(struct hclge_dev *hdev, char *buf, int len)
{
        u32 rule_num = hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1];
        struct hclge_dbg_tcam_msg tcam_msg;
        int i, ret, rule_cnt;
        u16 *rule_locs;
        char *tcam_buf;
        int pos = 0;

        if (!hnae3_dev_fd_supported(hdev)) {
                dev_err(&hdev->pdev->dev,
                        "Only FD-supported dev supports dump fd tcam\n");
                return -EOPNOTSUPP;
        }

        if (!hdev->hclge_fd_rule_num || !rule_num)
                return 0;

        rule_locs = kcalloc(rule_num, sizeof(u16), GFP_KERNEL);
        if (!rule_locs)
                return -ENOMEM;

        tcam_buf = kzalloc(HCLGE_DBG_TCAM_BUF_SIZE, GFP_KERNEL);
        if (!tcam_buf) {
                kfree(rule_locs);
                return -ENOMEM;
        }

        rule_cnt = hclge_dbg_get_rules_location(hdev, rule_locs);
        if (rule_cnt < 0) {
                ret = rule_cnt;
                dev_err(&hdev->pdev->dev,
                        "failed to get rule number, ret = %d\n", ret);
                goto out;
        }

        ret = 0;
        for (i = 0; i < rule_cnt; i++) {
                tcam_msg.stage = HCLGE_FD_STAGE_1;
                tcam_msg.loc = rule_locs[i];

                ret = hclge_dbg_fd_tcam_read(hdev, true, tcam_buf, tcam_msg);
                if (ret) {
                        dev_err(&hdev->pdev->dev,
                                "failed to get fd tcam key x, ret = %d\n", ret);
                        goto out;
                }

                pos += scnprintf(buf + pos, len - pos, "%s", tcam_buf);

                ret = hclge_dbg_fd_tcam_read(hdev, false, tcam_buf, tcam_msg);
                if (ret) {
                        dev_err(&hdev->pdev->dev,
                                "failed to get fd tcam key y, ret = %d\n", ret);
                        goto out;
                }

                pos += scnprintf(buf + pos, len - pos, "%s", tcam_buf);
        }

out:
        kfree(tcam_buf);
        kfree(rule_locs);
        return ret;
}

static int hclge_dbg_dump_fd_counter(struct hclge_dev *hdev, char *buf, int len)
{
        u8 func_num = pci_num_vf(hdev->pdev) + 1; /* pf and enabled vf num */
        struct hclge_fd_ad_cnt_read_cmd *req;
        char str_id[HCLGE_DBG_ID_LEN];
        struct hclge_desc desc;
        int pos = 0;
        int ret;
        u64 cnt;
        u8 i;

        pos += scnprintf(buf + pos, len - pos,
                         "func_id\thit_times\n");

        for (i = 0; i < func_num; i++) {
                hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_CNT_OP, true);
                req = (struct hclge_fd_ad_cnt_read_cmd *)desc.data;
                req->index = cpu_to_le16(i);
                ret = hclge_cmd_send(&hdev->hw, &desc, 1);
                if (ret) {
                        dev_err(&hdev->pdev->dev, "failed to get fd counter, ret = %d\n",
                                ret);
                        return ret;
                }
                cnt = le64_to_cpu(req->cnt);
                hclge_dbg_get_func_id_str(str_id, i);
                pos += scnprintf(buf + pos, len - pos,
                                 "%s\t%llu\n", str_id, cnt);
        }

        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",
                         hdev->rst_stats.pf_rst_cnt);
        pos += scnprintf(buf + pos, len - pos, "FLR reset count: %u\n",
                         hdev->rst_stats.flr_rst_cnt);
        pos += scnprintf(buf + pos, len - pos, "GLOBAL reset count: %u\n",
                         hdev->rst_stats.global_rst_cnt);
        pos += scnprintf(buf + pos, len - pos, "IMP reset count: %u\n",
                         hdev->rst_stats.imp_rst_cnt);
        pos += scnprintf(buf + pos, len - pos, "reset done count: %u\n",
                         hdev->rst_stats.reset_done_cnt);
        pos += scnprintf(buf + pos, len - pos, "HW reset done count: %u\n",
                         hdev->rst_stats.hw_reset_done_cnt);
        pos += scnprintf(buf + pos, len - pos, "reset count: %u\n",
                         hdev->rst_stats.reset_cnt);
        pos += scnprintf(buf + pos, len - pos, "reset fail count: %u\n",
                         hdev->rst_stats.reset_fail_cnt);

        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);

        return 0;
}

static int hclge_dbg_dump_serv_info(struct hclge_dev *hdev, char *buf, int len)
{
        unsigned long rem_nsec;
        int pos = 0;
        u64 lc;

        lc = local_clock();
        rem_nsec = do_div(lc, HCLGE_BILLION_NANO_SECONDS);

        pos += scnprintf(buf + pos, len - pos, "local_clock: [%5lu.%06lu]\n",
                         (unsigned long)lc, rem_nsec / 1000);
        pos += scnprintf(buf + pos, len - pos, "delta: %u(ms)\n",
                         jiffies_to_msecs(jiffies - hdev->last_serv_processed));
        pos += scnprintf(buf + pos, len - pos,
                         "last_service_task_processed: %lu(jiffies)\n",
                         hdev->last_serv_processed);
        pos += scnprintf(buf + pos, len - pos, "last_service_task_cnt: %lu\n",
                         hdev->serv_processed_cnt);

        return 0;
}

static int hclge_dbg_dump_interrupt(struct hclge_dev *hdev, char *buf, int len)
{
        int pos = 0;

        pos += scnprintf(buf + pos, len - pos, "num_nic_msi: %u\n",
                         hdev->num_nic_msi);
        pos += scnprintf(buf + pos, len - pos, "num_roce_msi: %u\n",
                         hdev->num_roce_msi);
        pos += scnprintf(buf + pos, len - pos, "num_msi_used: %u\n",
                         hdev->num_msi_used);
        pos += scnprintf(buf + pos, len - pos, "num_msi_left: %u\n",
                         hdev->num_msi_left);

        return 0;
}

static void hclge_dbg_imp_info_data_print(struct hclge_desc *desc_src,
                                          char *buf, int len, u32 bd_num)
{
#define HCLGE_DBG_IMP_INFO_PRINT_OFFSET 0x2

        struct hclge_desc *desc_index = desc_src;
        u32 offset = 0;
        int pos = 0;
        u32 i, j;

        pos += scnprintf(buf + pos, len - pos, "offset | data\n");

        for (i = 0; i < bd_num; i++) {
                j = 0;
                while (j < HCLGE_DESC_DATA_LEN - 1) {
                        pos += scnprintf(buf + pos, len - pos, "0x%04x | ",
                                         offset);
                        pos += scnprintf(buf + pos, len - pos, "0x%08x  ",
                                         le32_to_cpu(desc_index->data[j++]));
                        pos += scnprintf(buf + pos, len - pos, "0x%08x\n",
                                         le32_to_cpu(desc_index->data[j++]));
                        offset += sizeof(u32) * HCLGE_DBG_IMP_INFO_PRINT_OFFSET;
                }
                desc_index++;
        }
}

static int
hclge_dbg_get_imp_stats_info(struct hclge_dev *hdev, char *buf, int len)
{
        struct hclge_get_imp_bd_cmd *req;
        struct hclge_desc *desc_src;
        struct hclge_desc desc;
        u32 bd_num;
        int ret;

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_IMP_STATS_BD, true);

        req = (struct hclge_get_imp_bd_cmd *)desc.data;
        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to get imp statistics bd number, ret = %d\n",
                        ret);
                return ret;
        }

        bd_num = le32_to_cpu(req->bd_num);
        if (!bd_num) {
                dev_err(&hdev->pdev->dev, "imp statistics bd number is 0!\n");
                return -EINVAL;
        }

        desc_src = kcalloc(bd_num, sizeof(struct hclge_desc), GFP_KERNEL);
        if (!desc_src)
                return -ENOMEM;

        ret  = hclge_dbg_cmd_send(hdev, desc_src, 0, bd_num,
                                  HCLGE_OPC_IMP_STATS_INFO);
        if (ret) {
                kfree(desc_src);
                dev_err(&hdev->pdev->dev,
                        "failed to get imp statistics, ret = %d\n", ret);
                return ret;
        }

        hclge_dbg_imp_info_data_print(desc_src, buf, len, bd_num);

        kfree(desc_src);

        return 0;
}

#define HCLGE_CMD_NCL_CONFIG_BD_NUM     5
#define HCLGE_MAX_NCL_CONFIG_LENGTH     16384

static void hclge_ncl_config_data_print(struct hclge_desc *desc, int *index,
                                        char *buf, int len, int *pos)
{
#define HCLGE_CMD_DATA_NUM              6

        int offset = HCLGE_MAX_NCL_CONFIG_LENGTH - *index;
        int i, j;

        for (i = 0; i < HCLGE_CMD_NCL_CONFIG_BD_NUM; i++) {
                for (j = 0; j < HCLGE_CMD_DATA_NUM; j++) {
                        if (i == 0 && j == 0)
                                continue;

                        *pos += scnprintf(buf + *pos, len - *pos,
                                          "0x%04x | 0x%08x\n", offset,
                                          le32_to_cpu(desc[i].data[j]));

                        offset += sizeof(u32);
                        *index -= sizeof(u32);

                        if (*index <= 0)
                                return;
                }
        }
}

static int
hclge_dbg_dump_ncl_config(struct hclge_dev *hdev, char *buf, int len)
{
#define HCLGE_NCL_CONFIG_LENGTH_IN_EACH_CMD     (20 + 24 * 4)

        struct hclge_desc desc[HCLGE_CMD_NCL_CONFIG_BD_NUM];
        int bd_num = HCLGE_CMD_NCL_CONFIG_BD_NUM;
        int index = HCLGE_MAX_NCL_CONFIG_LENGTH;
        int pos = 0;
        u32 data0;
        int ret;

        pos += scnprintf(buf + pos, len - pos, "offset | data\n");

        while (index > 0) {
                data0 = HCLGE_MAX_NCL_CONFIG_LENGTH - index;
                if (index >= HCLGE_NCL_CONFIG_LENGTH_IN_EACH_CMD)
                        data0 |= HCLGE_NCL_CONFIG_LENGTH_IN_EACH_CMD << 16;
                else
                        data0 |= (u32)index << 16;
                ret = hclge_dbg_cmd_send(hdev, desc, data0, bd_num,
                                         HCLGE_OPC_QUERY_NCL_CONFIG);
                if (ret)
                        return ret;

                hclge_ncl_config_data_print(desc, &index, buf, len, &pos);
        }

        return 0;
}

static int hclge_dbg_dump_loopback(struct hclge_dev *hdev, char *buf, int len)
{
        struct phy_device *phydev = hdev->hw.mac.phydev;
        struct hclge_config_mac_mode_cmd *req_app;
        struct hclge_common_lb_cmd *req_common;
        struct hclge_desc desc;
        u8 loopback_en;
        int pos = 0;
        int ret;

        req_app = (struct hclge_config_mac_mode_cmd *)desc.data;
        req_common = (struct hclge_common_lb_cmd *)desc.data;

        pos += scnprintf(buf + pos, len - pos, "mac id: %u\n",
                         hdev->hw.mac.mac_id);

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, true);
        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump app loopback status, ret = %d\n", ret);
                return ret;
        }

        loopback_en = hnae3_get_bit(le32_to_cpu(req_app->txrx_pad_fcs_loop_en),
                                    HCLGE_MAC_APP_LP_B);
        pos += scnprintf(buf + pos, len - pos, "app loopback: %s\n",
                         state_str[loopback_en]);

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_COMMON_LOOPBACK, true);
        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to dump common loopback status, ret = %d\n",
                        ret);
                return ret;
        }

        loopback_en = req_common->enable & HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B;
        pos += scnprintf(buf + pos, len - pos, "serdes serial loopback: %s\n",
                         state_str[loopback_en]);

        loopback_en = req_common->enable &
                        HCLGE_CMD_SERDES_PARALLEL_INNER_LOOP_B ? 1 : 0;
        pos += scnprintf(buf + pos, len - pos, "serdes parallel loopback: %s\n",
                         state_str[loopback_en]);

        if (phydev) {
                loopback_en = phydev->loopback_enabled;
                pos += scnprintf(buf + pos, len - pos, "phy loopback: %s\n",
                                 state_str[loopback_en]);
        } else if (hnae3_dev_phy_imp_supported(hdev)) {
                loopback_en = req_common->enable &
                              HCLGE_CMD_GE_PHY_INNER_LOOP_B;
                pos += scnprintf(buf + pos, len - pos, "phy loopback: %s\n",
                                 state_str[loopback_en]);
        }

        return 0;
}

/* hclge_dbg_dump_mac_tnl_status: print message about mac tnl interrupt
 * @hdev: pointer to struct hclge_dev
 */
static int
hclge_dbg_dump_mac_tnl_status(struct hclge_dev *hdev, char *buf, int len)
{
        struct hclge_mac_tnl_stats stats;
        unsigned long rem_nsec;
        int pos = 0;

        pos += scnprintf(buf + pos, len - pos,
                         "Recently generated mac tnl interruption:\n");

        while (kfifo_get(&hdev->mac_tnl_log, &stats)) {
                rem_nsec = do_div(stats.time, HCLGE_BILLION_NANO_SECONDS);

                pos += scnprintf(buf + pos, len - pos,
                                 "[%07lu.%03lu] status = 0x%x\n",
                                 (unsigned long)stats.time, rem_nsec / 1000,
                                 stats.status);
        }

        return 0;
}


static const struct hclge_dbg_item mac_list_items[] = {
        { "FUNC_ID", 2 },
        { "MAC_ADDR", 12 },
        { "STATE", 2 },
};

static void hclge_dbg_dump_mac_list(struct hclge_dev *hdev, char *buf, int len,
                                    bool is_unicast)
{
        char data_str[ARRAY_SIZE(mac_list_items)][HCLGE_DBG_DATA_STR_LEN];
        char content[HCLGE_DBG_INFO_LEN], str_id[HCLGE_DBG_ID_LEN];
        char *result[ARRAY_SIZE(mac_list_items)];
        struct hclge_mac_node *mac_node, *tmp;
        struct hclge_vport *vport;
        struct list_head *list;
        u32 func_id;
        int pos = 0;
        int i;

        for (i = 0; i < ARRAY_SIZE(mac_list_items); i++)
                result[i] = &data_str[i][0];

        pos += scnprintf(buf + pos, len - pos, "%s MAC_LIST:\n",
                         is_unicast ? "UC" : "MC");
        hclge_dbg_fill_content(content, sizeof(content), mac_list_items,
                               NULL, ARRAY_SIZE(mac_list_items));
        pos += scnprintf(buf + pos, len - pos, "%s", content);

        for (func_id = 0; func_id < hdev->num_alloc_vport; func_id++) {
                vport = &hdev->vport[func_id];
                list = is_unicast ? &vport->uc_mac_list : &vport->mc_mac_list;
                spin_lock_bh(&vport->mac_list_lock);
                list_for_each_entry_safe(mac_node, tmp, list, node) {
                        i = 0;
                        result[i++] = hclge_dbg_get_func_id_str(str_id,
                                                                func_id);
                        sprintf(result[i++], "%pM", mac_node->mac_addr);
                        sprintf(result[i++], "%5s",
                                hclge_mac_state_str[mac_node->state]);
                        hclge_dbg_fill_content(content, sizeof(content),
                                               mac_list_items,
                                               (const char **)result,
                                               ARRAY_SIZE(mac_list_items));
                        pos += scnprintf(buf + pos, len - pos, "%s", content);
                }
                spin_unlock_bh(&vport->mac_list_lock);
        }
}

static int hclge_dbg_dump_umv_info(struct hclge_dev *hdev, char *buf, int len)
{
        u8 func_num = pci_num_vf(hdev->pdev) + 1;
        struct hclge_vport *vport;
        int pos = 0;
        u8 i;

        pos += scnprintf(buf, len, "num_alloc_vport   : %u\n",
                          hdev->num_alloc_vport);
        pos += scnprintf(buf + pos, len - pos, "max_umv_size     : %u\n",
                         hdev->max_umv_size);
        pos += scnprintf(buf + pos, len - pos, "wanted_umv_size  : %u\n",
                         hdev->wanted_umv_size);
        pos += scnprintf(buf + pos, len - pos, "priv_umv_size    : %u\n",
                         hdev->priv_umv_size);

        mutex_lock(&hdev->vport_lock);
        pos += scnprintf(buf + pos, len - pos, "share_umv_size   : %u\n",
                         hdev->share_umv_size);
        for (i = 0; i < func_num; i++) {
                vport = &hdev->vport[i];
                pos += scnprintf(buf + pos, len - pos,
                                 "vport(%u) used_umv_num : %u\n",
                                 i, vport->used_umv_num);
        }
        mutex_unlock(&hdev->vport_lock);

        pos += scnprintf(buf + pos, len - pos, "used_mc_mac_num  : %u\n",
                         hdev->used_mc_mac_num);

        return 0;
}

static int hclge_get_vlan_rx_offload_cfg(struct hclge_dev *hdev, u8 vf_id,
                                         struct hclge_dbg_vlan_cfg *vlan_cfg)
{
        struct hclge_vport_vtag_rx_cfg_cmd *req;
        struct hclge_desc desc;
        u16 bmap_index;

        u8 rx_cfg;
        int ret;

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_PORT_RX_CFG, true);

        req = (struct hclge_vport_vtag_rx_cfg_cmd *)desc.data;
        req->vf_offset = vf_id / HCLGE_VF_NUM_PER_CMD;
        bmap_index = vf_id % HCLGE_VF_NUM_PER_CMD / HCLGE_VF_NUM_PER_BYTE;
        req->vf_bitmap[bmap_index] = 1U << (vf_id % HCLGE_VF_NUM_PER_BYTE);

        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to get vport%u rxvlan cfg, ret = %d\n",
                        vf_id, ret);
                return ret;
        }

        rx_cfg = req->vport_vlan_cfg;
        vlan_cfg->strip_tag1 = hnae3_get_bit(rx_cfg, HCLGE_REM_TAG1_EN_B);
        vlan_cfg->strip_tag2 = hnae3_get_bit(rx_cfg, HCLGE_REM_TAG2_EN_B);
        vlan_cfg->drop_tag1 = hnae3_get_bit(rx_cfg, HCLGE_DISCARD_TAG1_EN_B);
        vlan_cfg->drop_tag2 = hnae3_get_bit(rx_cfg, HCLGE_DISCARD_TAG2_EN_B);
        vlan_cfg->pri_only1 = hnae3_get_bit(rx_cfg, HCLGE_SHOW_TAG1_EN_B);
        vlan_cfg->pri_only2 = hnae3_get_bit(rx_cfg, HCLGE_SHOW_TAG2_EN_B);

        return 0;
}

static int hclge_get_vlan_tx_offload_cfg(struct hclge_dev *hdev, u8 vf_id,
                                         struct hclge_dbg_vlan_cfg *vlan_cfg)
{
        struct hclge_vport_vtag_tx_cfg_cmd *req;
        struct hclge_desc desc;
        u16 bmap_index;
        u8 tx_cfg;
        int ret;

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_PORT_TX_CFG, true);
        req = (struct hclge_vport_vtag_tx_cfg_cmd *)desc.data;
        req->vf_offset = vf_id / HCLGE_VF_NUM_PER_CMD;
        bmap_index = vf_id % HCLGE_VF_NUM_PER_CMD / HCLGE_VF_NUM_PER_BYTE;
        req->vf_bitmap[bmap_index] = 1U << (vf_id % HCLGE_VF_NUM_PER_BYTE);

        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to get vport%u txvlan cfg, ret = %d\n",
                        vf_id, ret);
                return ret;
        }

        tx_cfg = req->vport_vlan_cfg;
        vlan_cfg->pvid = le16_to_cpu(req->def_vlan_tag1);

        vlan_cfg->accept_tag1 = hnae3_get_bit(tx_cfg, HCLGE_ACCEPT_TAG1_B);
        vlan_cfg->accept_tag2 = hnae3_get_bit(tx_cfg, HCLGE_ACCEPT_TAG2_B);
        vlan_cfg->accept_untag1 = hnae3_get_bit(tx_cfg, HCLGE_ACCEPT_UNTAG1_B);
        vlan_cfg->accept_untag2 = hnae3_get_bit(tx_cfg, HCLGE_ACCEPT_UNTAG2_B);
        vlan_cfg->insert_tag1 = hnae3_get_bit(tx_cfg, HCLGE_PORT_INS_TAG1_EN_B);
        vlan_cfg->insert_tag2 = hnae3_get_bit(tx_cfg, HCLGE_PORT_INS_TAG2_EN_B);
        vlan_cfg->shift_tag = hnae3_get_bit(tx_cfg, HCLGE_TAG_SHIFT_MODE_EN_B);

        return 0;
}

static int hclge_get_vlan_filter_config_cmd(struct hclge_dev *hdev,
                                            u8 vlan_type, u8 vf_id,
                                            struct hclge_desc *desc)
{
        struct hclge_vlan_filter_ctrl_cmd *req;
        int ret;

        hclge_cmd_setup_basic_desc(desc, HCLGE_OPC_VLAN_FILTER_CTRL, true);
        req = (struct hclge_vlan_filter_ctrl_cmd *)desc->data;
        req->vlan_type = vlan_type;
        req->vf_id = vf_id;

        ret = hclge_cmd_send(&hdev->hw, desc, 1);
        if (ret)
                dev_err(&hdev->pdev->dev,
                        "failed to get vport%u vlan filter config, ret = %d.\n",
                        vf_id, ret);

        return ret;
}

static int hclge_get_vlan_filter_state(struct hclge_dev *hdev, u8 vlan_type,
                                       u8 vf_id, u8 *vlan_fe)
{
        struct hclge_vlan_filter_ctrl_cmd *req;
        struct hclge_desc desc;
        int ret;

        ret = hclge_get_vlan_filter_config_cmd(hdev, vlan_type, vf_id, &desc);
        if (ret)
                return ret;

        req = (struct hclge_vlan_filter_ctrl_cmd *)desc.data;
        *vlan_fe = req->vlan_fe;

        return 0;
}

static int hclge_get_port_vlan_filter_bypass_state(struct hclge_dev *hdev,
                                                   u8 vf_id, u8 *bypass_en)
{
        struct hclge_port_vlan_filter_bypass_cmd *req;
        struct hclge_desc desc;
        int ret;

        if (!test_bit(HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B, hdev->ae_dev->caps))
                return 0;

        hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PORT_VLAN_BYPASS, true);
        req = (struct hclge_port_vlan_filter_bypass_cmd *)desc.data;
        req->vf_id = vf_id;

        ret = hclge_cmd_send(&hdev->hw, &desc, 1);
        if (ret) {
                dev_err(&hdev->pdev->dev,
                        "failed to get vport%u port vlan filter bypass state, ret = %d.\n",
                        vf_id, ret);
                return ret;
        }

        *bypass_en = hnae3_get_bit(req->bypass_state, HCLGE_INGRESS_BYPASS_B);

        return 0;
}

static const struct hclge_dbg_item vlan_filter_items[] = {
        { "FUNC_ID", 2 },
        { "I_VF_VLAN_FILTER", 2 },
        { "E_VF_VLAN_FILTER", 2 },
        { "PORT_VLAN_FILTER_BYPASS", 0 }
};

static const struct hclge_dbg_item vlan_offload_items[] = {
        { "FUNC_ID", 2 },
        { "PVID", 4 },
        { "ACCEPT_TAG1", 2 },
        { "ACCEPT_TAG2", 2 },
        { "ACCEPT_UNTAG1", 2 },
        { "ACCEPT_UNTAG2", 2 },
        { "INSERT_TAG1", 2 },
        { "INSERT_TAG2", 2 },
        { "SHIFT_TAG", 2 },
        { "STRIP_TAG1", 2 },
        { "STRIP_TAG2", 2 },
        { "DROP_TAG1", 2 },
        { "DROP_TAG2", 2 },
        { "PRI_ONLY_TAG1", 2 },
        { "PRI_ONLY_TAG2", 0 }
};

static int hclge_dbg_dump_vlan_filter_config(struct hclge_dev *hdev, char *buf,
                                             int len, int *pos)
{
        char content[HCLGE_DBG_VLAN_FLTR_INFO_LEN], str_id[HCLGE_DBG_ID_LEN];
        const char *result[ARRAY_SIZE(vlan_filter_items)];
        u8 i, j, vlan_fe, bypass, ingress, egress;
        u8 func_num = pci_num_vf(hdev->pdev) + 1; /* pf and enabled vf num */
        int ret;

        ret = hclge_get_vlan_filter_state(hdev, HCLGE_FILTER_TYPE_PORT, 0,
                                          &vlan_fe);
        if (ret)
                return ret;
        ingress = vlan_fe & HCLGE_FILTER_FE_NIC_INGRESS_B;
        egress = vlan_fe & HCLGE_FILTER_FE_NIC_EGRESS_B ? 1 : 0;

        *pos += scnprintf(buf, len, "I_PORT_VLAN_FILTER: %s\n",
                          state_str[ingress]);
        *pos += scnprintf(buf + *pos, len - *pos, "E_PORT_VLAN_FILTER: %s\n",
                          state_str[egress]);

        hclge_dbg_fill_content(content, sizeof(content), vlan_filter_items,
                               NULL, ARRAY_SIZE(vlan_filter_items));
        *pos += scnprintf(buf + *pos, len - *pos, "%s", content);

        for (i = 0; i < func_num; i++) {
                ret = hclge_get_vlan_filter_state(hdev, HCLGE_FILTER_TYPE_VF, i,
                                                  &vlan_fe);
                if (ret)
                        return ret;

                ingress = vlan_fe & HCLGE_FILTER_FE_NIC_INGRESS_B;
                egress = vlan_fe & HCLGE_FILTER_FE_NIC_EGRESS_B ? 1 : 0;
                ret = hclge_get_port_vlan_filter_bypass_state(hdev, i, &bypass);
                if (ret)
                        return ret;
                j = 0;
                result[j++] = hclge_dbg_get_func_id_str(str_id, i);
                result[j++] = state_str[ingress];
                result[j++] = state_str[egress];
                result[j++] =
                        test_bit(HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B,
                                 hdev->ae_dev->caps) ? state_str[bypass] : "NA";
                hclge_dbg_fill_content(content, sizeof(content),
                                       vlan_filter_items, result,
                                       ARRAY_SIZE(vlan_filter_items));
                *pos += scnprintf(buf + *pos, len - *pos, "%s", content);
        }
        *pos += scnprintf(buf + *pos, len - *pos, "\n");

        return 0;
}

static int hclge_dbg_dump_vlan_offload_config(struct hclge_dev *hdev, char *buf,
                                              int len, int *pos)
{
        char str_id[HCLGE_DBG_ID_LEN], str_pvid[HCLGE_DBG_ID_LEN];
        const char *result[ARRAY_SIZE(vlan_offload_items)];
        char content[HCLGE_DBG_VLAN_OFFLOAD_INFO_LEN];
        u8 func_num = pci_num_vf(hdev->pdev) + 1; /* pf and enabled vf num */
        struct hclge_dbg_vlan_cfg vlan_cfg;
        int ret;
        u8 i, j;

        hclge_dbg_fill_content(content, sizeof(content), vlan_offload_items,
                               NULL, ARRAY_SIZE(vlan_offload_items));
        *pos += scnprintf(buf + *pos, len - *pos, "%s", content);

        for (i = 0; i < func_num; i++) {
                ret = hclge_get_vlan_tx_offload_cfg(hdev, i, &vlan_cfg);
                if (ret)
                        return ret;

                ret = hclge_get_vlan_rx_offload_cfg(hdev, i, &vlan_cfg);
                if (ret)
                        return ret;

                sprintf(str_pvid, "%u", vlan_cfg.pvid);
                j = 0;
                result[j++] = hclge_dbg_get_func_id_str(str_id, i);
                result[j++] = str_pvid;
                result[j++] = state_str[vlan_cfg.accept_tag1];
                result[j++] = state_str[vlan_cfg.accept_tag2];
                result[j++] = state_str[vlan_cfg.accept_untag1];
                result[j++] = state_str[vlan_cfg.accept_untag2];
                result[j++] = state_str[vlan_cfg.insert_tag1];
                result[j++] = state_str[vlan_cfg.insert_tag2];
                result[j++] = state_str[vlan_cfg.shift_tag];
                result[j++] = state_str[vlan_cfg.strip_tag1];
                result[j++] = state_str[vlan_cfg.strip_tag2];
                result[j++] = state_str[vlan_cfg.drop_tag1];
                result[j++] = state_str[vlan_cfg.drop_tag2];
                result[j++] = state_str[vlan_cfg.pri_only1];
                result[j++] = state_str[vlan_cfg.pri_only2];

                hclge_dbg_fill_content(content, sizeof(content),
                                       vlan_offload_items, result,
                                       ARRAY_SIZE(vlan_offload_items));
                *pos += scnprintf(buf + *pos, len - *pos, "%s", content);
        }

        return 0;
}

static int hclge_dbg_dump_vlan_config(struct hclge_dev *hdev, char *buf,
                                      int len)
{
        int pos = 0;
        int ret;

        ret = hclge_dbg_dump_vlan_filter_config(hdev, buf, len, &pos);
        if (ret)
                return ret;

        return hclge_dbg_dump_vlan_offload_config(hdev, buf, len, &pos);
}

static int hclge_dbg_dump_ptp_info(struct hclge_dev *hdev, char *buf, int len)
{
        struct hclge_ptp *ptp = hdev->ptp;
        u32 sw_cfg = ptp->ptp_cfg;
        unsigned int tx_start;
        unsigned int last_rx;
        int pos = 0;
        u32 hw_cfg;
        int ret;

        pos += scnprintf(buf + pos, len - pos, "phc %s's debug info:\n",
                         ptp->info.name);
        pos += scnprintf(buf + pos, len - pos, "ptp enable: %s\n",
                         test_bit(HCLGE_PTP_FLAG_EN, &ptp->flags) ?
                         "yes" : "no");
        pos += scnprintf(buf + pos, len - pos, "ptp tx enable: %s\n",
                         test_bit(HCLGE_PTP_FLAG_TX_EN, &ptp->flags) ?
                         "yes" : "no");
        pos += scnprintf(buf + pos, len - pos, "ptp rx enable: %s\n",
                         test_bit(HCLGE_PTP_FLAG_RX_EN, &ptp->flags) ?
                         "yes" : "no");

        last_rx = jiffies_to_msecs(ptp->last_rx);
        pos += scnprintf(buf + pos, len - pos, "last rx time: %lu.%lu\n",
                         last_rx / MSEC_PER_SEC, last_rx % MSEC_PER_SEC);
        pos += scnprintf(buf + pos, len - pos, "rx count: %lu\n", ptp->rx_cnt);

        tx_start = jiffies_to_msecs(ptp->tx_start);
        pos += scnprintf(buf + pos, len - pos, "last tx start time: %lu.%lu\n",
                         tx_start / MSEC_PER_SEC, tx_start % MSEC_PER_SEC);
        pos += scnprintf(buf + pos, len - pos, "tx count: %lu\n", ptp->tx_cnt);
        pos += scnprintf(buf + pos, len - pos, "tx skipped count: %lu\n",
                         ptp->tx_skipped);
        pos += scnprintf(buf + pos, len - pos, "tx timeout count: %lu\n",
                         ptp->tx_timeout);
        pos += scnprintf(buf + pos, len - pos, "last tx seqid: %u\n",
                         ptp->last_tx_seqid);

        ret = hclge_ptp_cfg_qry(hdev, &hw_cfg);
        if (ret)
                return ret;

        pos += scnprintf(buf + pos, len - pos, "sw_cfg: %#x, hw_cfg: %#x\n",
                         sw_cfg, hw_cfg);

        pos += scnprintf(buf + pos, len - pos, "tx type: %d, rx filter: %d\n",
                         ptp->ts_cfg.tx_type, ptp->ts_cfg.rx_filter);

        return 0;
}

static int hclge_dbg_dump_mac_uc(struct hclge_dev *hdev, char *buf, int len)
{
        hclge_dbg_dump_mac_list(hdev, buf, len, true);

        return 0;
}

static int hclge_dbg_dump_mac_mc(struct hclge_dev *hdev, char *buf, int len)
{
        hclge_dbg_dump_mac_list(hdev, buf, len, false);

        return 0;
}

static const struct hclge_dbg_func hclge_dbg_cmd_func[] = {
        {
                .cmd = HNAE3_DBG_CMD_TM_NODES,
                .dbg_dump = hclge_dbg_dump_tm_nodes,
        },
        {
                .cmd = HNAE3_DBG_CMD_TM_PRI,
                .dbg_dump = hclge_dbg_dump_tm_pri,
        },
        {
                .cmd = HNAE3_DBG_CMD_TM_QSET,
                .dbg_dump = hclge_dbg_dump_tm_qset,
        },
        {
                .cmd = HNAE3_DBG_CMD_TM_MAP,
                .dbg_dump = hclge_dbg_dump_tm_map,
        },
        {
                .cmd = HNAE3_DBG_CMD_TM_PG,
                .dbg_dump = hclge_dbg_dump_tm_pg,
        },
        {
                .cmd = HNAE3_DBG_CMD_TM_PORT,
                .dbg_dump = hclge_dbg_dump_tm_port,
        },
        {
                .cmd = HNAE3_DBG_CMD_TC_SCH_INFO,
                .dbg_dump = hclge_dbg_dump_tc,
        },
        {
                .cmd = HNAE3_DBG_CMD_QOS_PAUSE_CFG,
                .dbg_dump = hclge_dbg_dump_qos_pause_cfg,
        },
        {
                .cmd = HNAE3_DBG_CMD_QOS_PRI_MAP,
                .dbg_dump = hclge_dbg_dump_qos_pri_map,
        },
        {
                .cmd = HNAE3_DBG_CMD_QOS_BUF_CFG,
                .dbg_dump = hclge_dbg_dump_qos_buf_cfg,
        },
        {
                .cmd = HNAE3_DBG_CMD_MAC_UC,
                .dbg_dump = hclge_dbg_dump_mac_uc,
        },
        {
                .cmd = HNAE3_DBG_CMD_MAC_MC,
                .dbg_dump = hclge_dbg_dump_mac_mc,
        },
        {
                .cmd = HNAE3_DBG_CMD_MNG_TBL,
                .dbg_dump = hclge_dbg_dump_mng_table,
        },
        {
                .cmd = HNAE3_DBG_CMD_LOOPBACK,
                .dbg_dump = hclge_dbg_dump_loopback,
        },
        {
                .cmd = HNAE3_DBG_CMD_PTP_INFO,
                .dbg_dump = hclge_dbg_dump_ptp_info,
        },
        {
                .cmd = HNAE3_DBG_CMD_INTERRUPT_INFO,
                .dbg_dump = hclge_dbg_dump_interrupt,
        },
        {
                .cmd = HNAE3_DBG_CMD_RESET_INFO,
                .dbg_dump = hclge_dbg_dump_rst_info,
        },
        {
                .cmd = HNAE3_DBG_CMD_IMP_INFO,
                .dbg_dump = hclge_dbg_get_imp_stats_info,
        },
        {
                .cmd = HNAE3_DBG_CMD_NCL_CONFIG,
                .dbg_dump = hclge_dbg_dump_ncl_config,
        },
        {
                .cmd = HNAE3_DBG_CMD_REG_BIOS_COMMON,
                .dbg_dump_reg = hclge_dbg_dump_reg_cmd,
        },
        {
                .cmd = HNAE3_DBG_CMD_REG_SSU,
                .dbg_dump_reg = hclge_dbg_dump_reg_cmd,
        },
        {
                .cmd = HNAE3_DBG_CMD_REG_IGU_EGU,
                .dbg_dump_reg = hclge_dbg_dump_reg_cmd,
        },
        {
                .cmd = HNAE3_DBG_CMD_REG_RPU,
                .dbg_dump_reg = hclge_dbg_dump_reg_cmd,
        },
        {
                .cmd = HNAE3_DBG_CMD_REG_NCSI,
                .dbg_dump_reg = hclge_dbg_dump_reg_cmd,
        },
        {
                .cmd = HNAE3_DBG_CMD_REG_RTC,
                .dbg_dump_reg = hclge_dbg_dump_reg_cmd,
        },
        {
                .cmd = HNAE3_DBG_CMD_REG_PPP,
                .dbg_dump_reg = hclge_dbg_dump_reg_cmd,
        },
        {
                .cmd = HNAE3_DBG_CMD_REG_RCB,
                .dbg_dump_reg = hclge_dbg_dump_reg_cmd,
        },
        {
                .cmd = HNAE3_DBG_CMD_REG_TQP,
                .dbg_dump_reg = hclge_dbg_dump_reg_cmd,
        },
        {
                .cmd = HNAE3_DBG_CMD_REG_MAC,
                .dbg_dump = hclge_dbg_dump_mac,
        },
        {
                .cmd = HNAE3_DBG_CMD_REG_DCB,
                .dbg_dump = hclge_dbg_dump_dcb,
        },
        {
                .cmd = HNAE3_DBG_CMD_FD_TCAM,
                .dbg_dump = hclge_dbg_dump_fd_tcam,
        },
        {
                .cmd = HNAE3_DBG_CMD_MAC_TNL_STATUS,
                .dbg_dump = hclge_dbg_dump_mac_tnl_status,
        },
        {
                .cmd = HNAE3_DBG_CMD_SERV_INFO,
                .dbg_dump = hclge_dbg_dump_serv_info,
        },
        {
                .cmd = HNAE3_DBG_CMD_VLAN_CONFIG,
                .dbg_dump = hclge_dbg_dump_vlan_config,
        },
        {
                .cmd = HNAE3_DBG_CMD_FD_COUNTER,
                .dbg_dump = hclge_dbg_dump_fd_counter,
        },
        {
                .cmd = HNAE3_DBG_CMD_UMV_INFO,
                .dbg_dump = hclge_dbg_dump_umv_info,
        },
};

int hclge_dbg_read_cmd(struct hnae3_handle *handle, enum hnae3_dbg_cmd cmd,
                       char *buf, int len)
{
        struct hclge_vport *vport = hclge_get_vport(handle);
        const struct hclge_dbg_func *cmd_func;
        struct hclge_dev *hdev = vport->back;
        u32 i;

        for (i = 0; i < ARRAY_SIZE(hclge_dbg_cmd_func); i++) {
                if (cmd == hclge_dbg_cmd_func[i].cmd) {
                        cmd_func = &hclge_dbg_cmd_func[i];
                        if (cmd_func->dbg_dump)
                                return cmd_func->dbg_dump(hdev, buf, len);
                        else
                                return cmd_func->dbg_dump_reg(hdev, cmd, buf,
                                                              len);
                }
        }

        dev_err(&hdev->pdev->dev, "invalid command(%d)\n", cmd);
        return -EINVAL;
}