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Message-ID: <20240312030303.GA1249254@maili.marvell.com>
Date: Tue, 12 Mar 2024 08:33:03 +0530
From: Ratheesh Kannoth <rkannoth@...vell.com>
To: Jijie Shao <shaojijie@...wei.com>
CC: <yisen.zhuang@...wei.com>, <salil.mehta@...wei.com>, <davem@...emloft.net>,
<edumazet@...gle.com>, <kuba@...nel.org>, <pabeni@...hat.com>,
<jiri@...nulli.us>, <shenjian15@...wei.com>, <wangjie125@...wei.com>,
<liuyonglong@...wei.com>, <netdev@...r.kernel.org>,
<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH V5 net-next 3/4] net: hns3: dump more reg info based on
ras mod
On 2024-03-09 at 15:30:43, Jijie Shao (shaojijie@...wei.com) wrote:
>
> Dump more reg info base on ras mod before reset, which is useful to
> analyze the ras error.
>
> Signed-off-by: Peiyang Wang <wangpeiyang1@...wei.com>
> Signed-off-by: Jijie Shao <shaojijie@...wei.com>
> Reviewed-by: Simon Horman <horms@...nel.org>
> ---
> drivers/net/ethernet/hisilicon/hns3/hnae3.h | 4 +
> .../hns3/hns3_common/hclge_comm_cmd.c | 1 +
> .../hns3/hns3_common/hclge_comm_cmd.h | 2 +
> .../hisilicon/hns3/hns3pf/hclge_debugfs.c | 6 +-
> .../hisilicon/hns3/hns3pf/hclge_debugfs.h | 3 +
> .../hisilicon/hns3/hns3pf/hclge_err.c | 434 +++++++++++++++++-
> .../hisilicon/hns3/hns3pf/hclge_err.h | 36 ++
> 7 files changed, 478 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
> index f19f1e1d1f9f..e9266c65b331 100644
> --- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
> +++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
> @@ -104,6 +104,7 @@ enum HNAE3_DEV_CAP_BITS {
> HNAE3_DEV_SUPPORT_WOL_B,
> HNAE3_DEV_SUPPORT_TM_FLUSH_B,
> HNAE3_DEV_SUPPORT_VF_FAULT_B,
> + HNAE3_DEV_SUPPORT_ERR_MOD_GEN_REG_B,
> };
>
> #define hnae3_ae_dev_fd_supported(ae_dev) \
> @@ -181,6 +182,9 @@ enum HNAE3_DEV_CAP_BITS {
> #define hnae3_ae_dev_vf_fault_supported(ae_dev) \
> test_bit(HNAE3_DEV_SUPPORT_VF_FAULT_B, (ae_dev)->caps)
>
> +#define hnae3_ae_dev_gen_reg_dfx_supported(hdev) \
> + test_bit(HNAE3_DEV_SUPPORT_ERR_MOD_GEN_REG_B, (hdev)->ae_dev->caps)
> +
> enum HNAE3_PF_CAP_BITS {
> HNAE3_PF_SUPPORT_VLAN_FLTR_MDF_B = 0,
> };
> diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.c b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.c
> index 11df6fbd641d..ea40b594dbac 100644
> --- a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.c
> +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.c
> @@ -158,6 +158,7 @@ static const struct hclge_comm_caps_bit_map hclge_pf_cmd_caps[] = {
> {HCLGE_COMM_CAP_WOL_B, HNAE3_DEV_SUPPORT_WOL_B},
> {HCLGE_COMM_CAP_TM_FLUSH_B, HNAE3_DEV_SUPPORT_TM_FLUSH_B},
> {HCLGE_COMM_CAP_VF_FAULT_B, HNAE3_DEV_SUPPORT_VF_FAULT_B},
> + {HCLGE_COMM_CAP_ERR_MOD_GEN_REG_B, HNAE3_DEV_SUPPORT_ERR_MOD_GEN_REG_B},
> };
>
> static const struct hclge_comm_caps_bit_map hclge_vf_cmd_caps[] = {
> diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h
> index e6a087576df6..a2bc5a9adaa3 100644
> --- a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h
> +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h
> @@ -91,6 +91,7 @@ enum hclge_opcode_type {
> HCLGE_OPC_DFX_RCB_REG = 0x004D,
> HCLGE_OPC_DFX_TQP_REG = 0x004E,
> HCLGE_OPC_DFX_SSU_REG_2 = 0x004F,
> + HCLGE_OPC_DFX_GEN_REG = 0x7038,
>
> HCLGE_OPC_QUERY_DEV_SPECS = 0x0050,
> HCLGE_OPC_GET_QUEUE_ERR_VF = 0x0067,
> @@ -353,6 +354,7 @@ enum HCLGE_COMM_CAP_BITS {
> HCLGE_COMM_CAP_LANE_NUM_B = 27,
> HCLGE_COMM_CAP_WOL_B = 28,
> HCLGE_COMM_CAP_TM_FLUSH_B = 31,
> + HCLGE_COMM_CAP_ERR_MOD_GEN_REG_B = 32,
> };
>
> enum HCLGE_COMM_API_CAP_BITS {
> diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c
> index 243be19a7557..debf143e9940 100644
> --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c
> +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c
> @@ -801,10 +801,8 @@ static int hclge_dbg_get_dfx_bd_num(struct hclge_dev *hdev, int offset,
> 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)
> +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;
> diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h
> index 31a775fb032b..2b998cbed826 100644
> --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h
> +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h
> @@ -131,4 +131,7 @@ struct hclge_dbg_vlan_cfg {
> u8 pri_only2;
> };
>
> +int hclge_dbg_cmd_send(struct hclge_dev *hdev, struct hclge_desc *desc_src,
> + int index, int bd_num, enum hclge_opcode_type cmd);
> +
> #endif
> diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
> index d63e114f93d0..468372b7253d 100644
> --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
> +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
> @@ -1198,6 +1198,426 @@ static const struct hclge_hw_error hclge_rocee_qmm_ovf_err_int[] = {
> }
> };
>
> +static const struct hclge_mod_reg_info hclge_ssu_reg_0_info[] = {
> + {
> + .reg_name = "SSU_BP_STATUS_0~5",
> + .reg_offset_group = { 5, 6, 7, 8, 9, 10},
> + .group_size = 6
> + }, {
> + .reg_name = "LO_PRI_UNICAST_CUR_CNT",
> + .reg_offset_group = {54},
> + .group_size = 1
> + }, {
> + .reg_name = "HI/LO_PRI_MULTICAST_CUR_CNT",
> + .reg_offset_group = {55, 56},
> + .group_size = 2
> + }, {
> + .reg_name = "SSU_MB_RD_RLT_DROP_CNT",
> + .reg_offset_group = {29},
> + .group_size = 1
> + }, {
> + .reg_name = "SSU_PPP_MAC_KEY_NUM",
> + .reg_offset_group = {31, 30},
> + .group_size = 2
> + }, {
> + .reg_name = "SSU_PPP_HOST_KEY_NUM",
> + .reg_offset_group = {33, 32},
> + .group_size = 2
> + }, {
> + .reg_name = "PPP_SSU_MAC/HOST_RLT_NUM",
> + .reg_offset_group = {35, 34, 37, 36},
> + .group_size = 4
> + }, {
> + .reg_name = "FULL/PART_DROP_NUM",
> + .reg_offset_group = {18, 19},
> + .group_size = 2
> + }, {
> + .reg_name = "PPP_KEY/RLT_DROP_NUM",
> + .reg_offset_group = {20, 21},
> + .group_size = 2
> + }, {
> + .reg_name = "NIC/ROC_L2_ERR_DROP_PKT_CNT",
> + .reg_offset_group = {48, 49},
> + .group_size = 2
> + }, {
> + .reg_name = "NIC/ROC_L2_ERR_DROP_PKT_CNT_RX",
> + .reg_offset_group = {50, 51},
> + .group_size = 2
> + },
> +};
> +
> +static const struct hclge_mod_reg_info hclge_ssu_reg_1_info[] = {
> + {
> + .reg_name = "RX_PACKET_IN/OUT_CNT",
> + .reg_offset_group = {13, 12, 15, 14},
> + .group_size = 4
> + }, {
> + .reg_name = "TX_PACKET_IN/OUT_CNT",
> + .reg_offset_group = {17, 16, 19, 18},
> + .group_size = 4
> + }, {
> + .reg_name = "RX_PACKET_TC0_IN/OUT_CNT",
> + .reg_offset_group = {25, 24, 41, 40},
> + .group_size = 4
> + }, {
> + .reg_name = "RX_PACKET_TC1_IN/OUT_CNT",
> + .reg_offset_group = {27, 26, 43, 42},
> + .group_size = 4
> + }, {
> + .reg_name = "RX_PACKET_TC2_IN/OUT_CNT",
> + .reg_offset_group = {29, 28, 45, 44},
> + .group_size = 4
> + }, {
> + .reg_name = "RX_PACKET_TC3_IN/OUT_CNT",
> + .reg_offset_group = {31, 30, 47, 46},
> + .group_size = 4
> + }, {
> + .reg_name = "RX_PACKET_TC4_IN/OUT_CNT",
> + .reg_offset_group = {33, 32, 49, 48},
> + .group_size = 4
> + }, {
> + .reg_name = "RX_PACKET_TC5_IN/OUT_CNT",
> + .reg_offset_group = {35, 34, 51, 50},
> + .group_size = 4
> + }, {
> + .reg_name = "RX_PACKET_TC6_IN/OUT_CNT",
> + .reg_offset_group = {37, 36, 53, 52},
> + .group_size = 4
> + }, {
> + .reg_name = "RX_PACKET_TC7_IN/OUT_CNT",
> + .reg_offset_group = {39, 38, 55, 54},
> + .group_size = 4
> + }, {
> + .reg_name = "TX_PACKET_TC0_IN/OUT_CNT",
> + .reg_offset_group = {57, 56, 73, 72},
> + .group_size = 4
> + }, {
> + .reg_name = "TX_PACKET_TC1_IN/OUT_CNT",
> + .reg_offset_group = {59, 58, 75, 74},
> + .group_size = 4
> + }, {
> + .reg_name = "TX_PACKET_TC2_IN/OUT_CNT",
> + .reg_offset_group = {61, 60, 77, 76},
> + .group_size = 4
> + }, {
> + .reg_name = "TX_PACKET_TC3_IN/OUT_CNT",
> + .reg_offset_group = {63, 62, 79, 78},
> + .group_size = 4
> + }, {
> + .reg_name = "TX_PACKET_TC4_IN/OUT_CNT",
> + .reg_offset_group = {65, 64, 81, 80},
> + .group_size = 4
> + }, {
> + .reg_name = "TX_PACKET_TC5_IN/OUT_CNT",
> + .reg_offset_group = {67, 66, 83, 82},
> + .group_size = 4
> + }, {
> + .reg_name = "TX_PACKET_TC6_IN/OUT_CNT",
> + .reg_offset_group = {69, 68, 85, 84},
> + .group_size = 4
> + }, {
> + .reg_name = "TX_PACKET_TC7_IN/OUT_CNT",
> + .reg_offset_group = {71, 70, 87, 86},
> + .group_size = 4
> + }, {
> + .reg_name = "PACKET_TC0~3_CURR_BUFFER_CNT",
> + .reg_offset_group = {1, 2, 3, 4},
> + .group_size = 4
> + }, {
> + .reg_name = "PACKET_TC4~7_CURR_BUFFER_CNT",
> + .reg_offset_group = {5, 6, 7, 8},
> + .group_size = 4
> + }, {
> + .reg_name = "ROC_RX_PACKET_IN_CNT",
> + .reg_offset_group = {21, 20},
> + .group_size = 2
> + }, {
> + .reg_name = "ROC_TX_PACKET_OUT_CNT",
> + .reg_offset_group = {23, 22},
> + .group_size = 2
> + }
> +};
> +
> +static const struct hclge_mod_reg_info hclge_rpu_reg_0_info[] = {
> + {
> + .reg_name = "RPU_FSM_DFX_ST0/ST1_TNL",
> + .has_suffix = true,
> + .reg_offset_group = {1, 2},
> + .group_size = 2
> + }, {
> + .reg_name = "RPU_RX_PKT_DROP_CNT_TNL",
> + .has_suffix = true,
> + .reg_offset_group = {3},
> + .group_size = 1
> + }
> +};
> +
> +static const struct hclge_mod_reg_info hclge_rpu_reg_1_info[] = {
> + {
> + .reg_name = "FIFO_DFX_ST0_1_2_4",
> + .reg_offset_group = {1, 2, 3, 5},
> + .group_size = 4
> + }
> +};
> +
> +static const struct hclge_mod_reg_info hclge_igu_egu_reg_info[] = {
> + {
> + .reg_name = "IGU_RX_ERR_PKT",
> + .reg_offset_group = {1},
> + .group_size = 1
> + }, {
> + .reg_name = "IGU_RX_OUT_ALL_PKT",
> + .reg_offset_group = {29, 28},
> + .group_size = 2
> + }, {
> + .reg_name = "EGU_TX_OUT_ALL_PKT",
> + .reg_offset_group = {39, 38},
> + .group_size = 2
> + }, {
> + .reg_name = "EGU_TX_ERR_PKT",
> + .reg_offset_group = {5},
> + .group_size = 1
> + }
> +};
> +
> +static const struct hclge_mod_reg_info hclge_gen_reg_info_tnl[] = {
> + {
> + .reg_name = "SSU2RPU_TNL_WR_PKT_CNT_TNL",
> + .has_suffix = true,
> + .reg_offset_group = {1},
> + .group_size = 1
> + }, {
> + .reg_name = "RPU2HST_TNL_WR_PKT_CNT_TNL",
> + .has_suffix = true,
> + .reg_offset_group = {12},
> + .group_size = 1
> + }
> +};
> +
> +static const struct hclge_mod_reg_info hclge_gen_reg_info[] = {
> + {
> + .reg_name = "SSU_OVERSIZE_DROP_CNT",
> + .reg_offset_group = {12},
> + .group_size = 1
> + }, {
> + .reg_name = "ROCE_RX_BYPASS_5NS_DROP_NUM",
> + .reg_offset_group = {13},
> + .group_size = 1
> + }, {
> + .reg_name = "RX_PKT_IN/OUT_ERR_CNT",
> + .reg_offset_group = {15, 14, 19, 18},
> + .group_size = 4
> + }, {
> + .reg_name = "TX_PKT_IN/OUT_ERR_CNT",
> + .reg_offset_group = {17, 16, 21, 20},
> + .group_size = 4
> + }, {
> + .reg_name = "ETS_TC_READY",
> + .reg_offset_group = {22},
> + .group_size = 1
> + }, {
> + .reg_name = "MIB_TX/RX_BAD_PKTS",
> + .reg_offset_group = {19, 18, 29, 28},
> + .group_size = 4
> + }, {
> + .reg_name = "MIB_TX/RX_GOOD_PKTS",
> + .reg_offset_group = {21, 20, 31, 30},
> + .group_size = 4
> + }, {
> + .reg_name = "MIB_TX/RX_TOTAL_PKTS",
> + .reg_offset_group = {23, 22, 33, 32},
> + .group_size = 4
> + }, {
> + .reg_name = "MIB_TX/RX_PAUSE_PKTS",
> + .reg_offset_group = {25, 24, 35, 34},
> + .group_size = 4
> + }, {
> + .reg_name = "MIB_TX_ERR_ALL_PKTS",
> + .reg_offset_group = {27, 26},
> + .group_size = 2
> + }, {
> + .reg_name = "MIB_RX_FCS_ERR_PKTS",
> + .reg_offset_group = {37, 36},
> + .group_size = 2
> + }, {
> + .reg_name = "IGU_EGU_AUTO_GATE_EN",
> + .reg_offset_group = {42},
> + .group_size = 1
> + }, {
> + .reg_name = "IGU_EGU_INT_SRC",
> + .reg_offset_group = {43},
> + .group_size = 1
> + }, {
> + .reg_name = "EGU_READY_NUM_CFG",
> + .reg_offset_group = {44},
> + .group_size = 1
> + }, {
> + .reg_name = "IGU_EGU_TNL_DFX",
> + .reg_offset_group = {45},
> + .group_size = 1
> + }, {
> + .reg_name = "TX_TNL_NOTE_PKT",
> + .reg_offset_group = {46},
> + .group_size = 1
> + }
> +};
> +
> +static const struct hclge_mod_reg_common_msg hclge_ssu_reg_common_msg[] = {
> + {
> + .cmd = HCLGE_OPC_DFX_SSU_REG_0,
> + .result_regs = hclge_ssu_reg_0_info,
> + .bd_num = HCLGE_BD_NUM_SSU_REG_0,
> + .result_regs_size = ARRAY_SIZE(hclge_ssu_reg_0_info)
> + }, {
> + .cmd = HCLGE_OPC_DFX_SSU_REG_1,
> + .result_regs = hclge_ssu_reg_1_info,
> + .bd_num = HCLGE_BD_NUM_SSU_REG_1,
> + .result_regs_size = ARRAY_SIZE(hclge_ssu_reg_1_info)
> + }, {
> + .cmd = HCLGE_OPC_DFX_RPU_REG_0,
> + .result_regs = hclge_rpu_reg_0_info,
> + .bd_num = HCLGE_BD_NUM_RPU_REG_0,
> + .result_regs_size = ARRAY_SIZE(hclge_rpu_reg_0_info),
> + .need_para = true
> + }, {
> + .cmd = HCLGE_OPC_DFX_RPU_REG_1,
> + .result_regs = hclge_rpu_reg_1_info,
> + .bd_num = HCLGE_BD_NUM_RPU_REG_1,
> + .result_regs_size = ARRAY_SIZE(hclge_rpu_reg_1_info)
> + }, {
> + .cmd = HCLGE_OPC_DFX_IGU_EGU_REG,
> + .result_regs = hclge_igu_egu_reg_info,
> + .bd_num = HCLGE_BD_NUM_IGU_EGU_REG,
> + .result_regs_size = ARRAY_SIZE(hclge_igu_egu_reg_info)
> + }, {
> + .cmd = HCLGE_OPC_DFX_GEN_REG,
> + .result_regs = hclge_gen_reg_info_tnl,
> + .bd_num = HCLGE_BD_NUM_GEN_REG,
> + .result_regs_size = ARRAY_SIZE(hclge_gen_reg_info_tnl),
> + .need_para = true
> + }, {
> + .cmd = HCLGE_OPC_DFX_GEN_REG,
> + .result_regs = hclge_gen_reg_info,
> + .bd_num = HCLGE_BD_NUM_GEN_REG,
> + .result_regs_size = ARRAY_SIZE(hclge_gen_reg_info)
> + }
> +};
> +
> +static int
> +hclge_print_mod_reg_info(struct device *dev, struct hclge_desc *desc,
> + const struct hclge_mod_reg_info *reg_info, int size)
> +{
> + int i, j, pos, actual_len;
> + u8 offset, bd_idx, index;
> + char *buf;
> +
> + buf = kzalloc(HCLGE_MOD_REG_INFO_LEN_MAX, GFP_KERNEL);
> + if (!buf)
> + return -ENOMEM;
> +
> + for (i = 0; i < size; i++) {
> + actual_len = strlen(reg_info[i].reg_name) +
> + HCLGE_MOD_REG_EXTRA_LEN +
> + HCLGE_MOD_REG_VALUE_LEN * reg_info[i].group_size;
> + if (actual_len > HCLGE_MOD_REG_INFO_LEN_MAX) {
> + dev_info(dev, "length of reg(%s) is invalid, len=%d\n",
> + reg_info[i].reg_name, actual_len);
> + continue;
> + }
> +
> + pos = scnprintf(buf, HCLGE_MOD_REG_INFO_LEN_MAX, "%s",
> + reg_info[i].reg_name);
> + if (reg_info[i].has_suffix)
> + pos += scnprintf(buf + pos,
> + HCLGE_MOD_REG_INFO_LEN_MAX - pos, "%u",
> + le32_to_cpu(desc->data[0]));
> + pos += scnprintf(buf + pos,
> + HCLGE_MOD_REG_INFO_LEN_MAX - pos,
> + ":");
> + for (j = 0; j < reg_info[i].group_size; j++) {
> + offset = reg_info[i].reg_offset_group[j];
> + index = offset % HCLGE_DESC_DATA_LEN;
> + bd_idx = offset / HCLGE_DESC_DATA_LEN;
> + pos += scnprintf(buf + pos,
> + HCLGE_MOD_REG_INFO_LEN_MAX - pos,
> + " %08x",
> + le32_to_cpu(desc[bd_idx].data[index]));
> + }
> + buf[pos] = '\0';
ASFAIK, scnprintf does null terminate the string.
> + dev_info(dev, "%s\n", buf);
> + }
> +
> + kfree(buf);
> + return 0;
> +}
> +
> +static bool hclge_err_mod_check_support_cmd(enum hclge_opcode_type opcode,
> + struct hclge_dev *hdev)
> +{
> + if (opcode == HCLGE_OPC_DFX_GEN_REG &&
> + !hnae3_ae_dev_gen_reg_dfx_supported(hdev))
> + return false;
> + return true;
> +}
> +
> +/* For each common msg, send cmdq to IMP and print result reg info.
> + * If there is a parameter, loop it and request.
> + */
> +static void
> +hclge_query_reg_info(struct hclge_dev *hdev,
> + struct hclge_mod_reg_common_msg *msg, u32 loop_time,
> + u32 *loop_para)
> +{
> + int desc_len, i, ret;
> +
> + desc_len = msg->bd_num * sizeof(struct hclge_desc);
> + msg->desc = kzalloc(desc_len, GFP_KERNEL);
> + if (!msg->desc) {
> + dev_err(&hdev->pdev->dev, "failed to query reg info, ret=%d",
> + -ENOMEM);
> + return;
> + }
> +
> + for (i = 0; i < loop_time; i++) {
> + ret = hclge_dbg_cmd_send(hdev, msg->desc, *loop_para,
> + msg->bd_num, msg->cmd);
> + loop_para++;
> + if (ret)
> + continue;
> + ret = hclge_print_mod_reg_info(&hdev->pdev->dev, msg->desc,
> + msg->result_regs,
> + msg->result_regs_size);
> + if (ret)
> + dev_err(&hdev->pdev->dev, "failed to print mod reg info, ret=%d\n",
> + ret);
> + }
> +
> + kfree(msg->desc);
> +}
> +
> +static void hclge_query_reg_info_of_ssu(struct hclge_dev *hdev)
> +{
> + u32 loop_para[HCLGE_MOD_MSG_PARA_ARRAY_MAX_SIZE] = {0};
> + struct hclge_mod_reg_common_msg msg;
> + u8 i, j, num;
> + u32 loop_time;
> +
> + num = ARRAY_SIZE(hclge_ssu_reg_common_msg);
> + for (i = 0; i < num; i++) {
> + msg = hclge_ssu_reg_common_msg[i];
> + if (!hclge_err_mod_check_support_cmd(msg.cmd, hdev))
> + continue;
> + loop_time = 1;
> + loop_para[0] = 0;
> + if (msg.need_para) {
> + loop_time = hdev->ae_dev->dev_specs.tnl_num;
> + for (j = 0; j < loop_time; j++)
> + loop_para[j] = j + 1;
> + }
> + hclge_query_reg_info(hdev, &msg, loop_time, loop_para);
> + }
> +}
> +
> static const struct hclge_hw_module_id hclge_hw_module_id_st[] = {
> {
> .module_id = MODULE_NONE,
> @@ -1210,7 +1630,8 @@ static const struct hclge_hw_module_id hclge_hw_module_id_st[] = {
> .msg = "MODULE_GE"
> }, {
> .module_id = MODULE_IGU_EGU,
> - .msg = "MODULE_IGU_EGU"
> + .msg = "MODULE_IGU_EGU",
> + .query_reg_info = hclge_query_reg_info_of_ssu
> }, {
> .module_id = MODULE_LGE,
> .msg = "MODULE_LGE"
> @@ -1231,7 +1652,8 @@ static const struct hclge_hw_module_id hclge_hw_module_id_st[] = {
> .msg = "MODULE_RTC"
> }, {
> .module_id = MODULE_SSU,
> - .msg = "MODULE_SSU"
> + .msg = "MODULE_SSU",
> + .query_reg_info = hclge_query_reg_info_of_ssu
> }, {
> .module_id = MODULE_TM,
> .msg = "MODULE_TM"
> @@ -2762,7 +3184,7 @@ void hclge_handle_occurred_error(struct hclge_dev *hdev)
> }
>
> static bool
> -hclge_handle_error_type_reg_log(struct device *dev,
> +hclge_handle_error_type_reg_log(struct hclge_dev *hdev,
> struct hclge_mod_err_info *mod_info,
> struct hclge_type_reg_err_info *type_reg_info)
> {
> @@ -2770,6 +3192,7 @@ hclge_handle_error_type_reg_log(struct device *dev,
> #define HCLGE_ERR_TYPE_IS_RAS_OFFSET 7
>
> u8 mod_id, total_module, type_id, total_type, i, is_ras;
> + struct device *dev = &hdev->pdev->dev;
> u8 index_module = MODULE_NONE;
> u8 index_type = NONE_ERROR;
> bool cause_by_vf = false;
> @@ -2810,6 +3233,9 @@ hclge_handle_error_type_reg_log(struct device *dev,
> for (i = 0; i < type_reg_info->reg_num; i++)
> dev_err(dev, "0x%08x\n", type_reg_info->hclge_reg[i]);
>
> + if (hclge_hw_module_id_st[index_module].query_reg_info)
> + hclge_hw_module_id_st[index_module].query_reg_info(hdev);
> +
> return cause_by_vf;
> }
>
> @@ -2850,7 +3276,7 @@ static void hclge_handle_error_module_log(struct hnae3_ae_dev *ae_dev,
>
> type_reg_info = (struct hclge_type_reg_err_info *)
> &buf[offset++];
> - if (hclge_handle_error_type_reg_log(dev, mod_info,
> + if (hclge_handle_error_type_reg_log(hdev, mod_info,
> type_reg_info))
> cause_by_vf = true;
>
> diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
> index 68b738affa66..45a783a50643 100644
> --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
> +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
> @@ -5,6 +5,7 @@
> #define __HCLGE_ERR_H
>
> #include "hclge_main.h"
> +#include "hclge_debugfs.h"
> #include "hnae3.h"
>
> #define HCLGE_MPF_RAS_INT_MIN_BD_NUM 10
> @@ -115,6 +116,18 @@
> #define HCLGE_REG_NUM_MAX 256
> #define HCLGE_DESC_NO_DATA_LEN 8
>
> +#define HCLGE_BD_NUM_SSU_REG_0 10
> +#define HCLGE_BD_NUM_SSU_REG_1 15
> +#define HCLGE_BD_NUM_RPU_REG_0 1
> +#define HCLGE_BD_NUM_RPU_REG_1 2
> +#define HCLGE_BD_NUM_IGU_EGU_REG 9
> +#define HCLGE_BD_NUM_GEN_REG 8
> +#define HCLGE_MOD_REG_INFO_LEN_MAX 256
> +#define HCLGE_MOD_REG_EXTRA_LEN 11
> +#define HCLGE_MOD_REG_VALUE_LEN 9
> +#define HCLGE_MOD_REG_GROUP_MAX_SIZE 6
> +#define HCLGE_MOD_MSG_PARA_ARRAY_MAX_SIZE 8
> +
> enum hclge_err_int_type {
> HCLGE_ERR_INT_MSIX = 0,
> HCLGE_ERR_INT_RAS_CE = 1,
> @@ -191,6 +204,7 @@ struct hclge_hw_error {
> struct hclge_hw_module_id {
> enum hclge_mod_name_list module_id;
> const char *msg;
> + void (*query_reg_info)(struct hclge_dev *hdev);
> };
>
> struct hclge_hw_type_id {
> @@ -218,6 +232,28 @@ struct hclge_type_reg_err_info {
> u32 hclge_reg[HCLGE_REG_NUM_MAX];
> };
>
> +struct hclge_mod_reg_info {
> + const char *reg_name;
> + bool has_suffix; /* add suffix for register name */
> + /* the positions of reg values in hclge_desc.data */
> + u8 reg_offset_group[HCLGE_MOD_REG_GROUP_MAX_SIZE];
> + u8 group_size;
> +};
> +
> +/* This structure defines cmdq used to query the hardware module debug
> + * regisgers.
> + */
> +struct hclge_mod_reg_common_msg {
> + enum hclge_opcode_type cmd;
> + struct hclge_desc *desc;
> + u8 bd_num; /* the bd number of hclge_desc used */
> + bool need_para; /* whether this cmdq needs to add para */
> +
> + /* the regs need to print */
> + const struct hclge_mod_reg_info *result_regs;
> + u16 result_regs_size;
> +};
> +
> int hclge_config_mac_tnl_int(struct hclge_dev *hdev, bool en);
> int hclge_config_nic_hw_error(struct hclge_dev *hdev, bool state);
> int hclge_config_rocee_ras_interrupt(struct hclge_dev *hdev, bool en);
> --
> 2.30.0
>
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