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net: hns3: Add "tm map" status information query function

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This patch prints dcb register status  information by module.

debugfs command:
root@(none)# echo dump tm map 100 > cmd
queue_id | qset_id | pri_id | tc_id
0100     | 0065    | 08     | 00
root@(none)#

Signed-off-by: liuzhongzhu <liuzhongzhu@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
liuzhongzhu 2018-12-15 15:31:58 +00:00 committed by David S. Miller
parent 0c29d1912b
commit 82e00b86a5
4 changed files with 93 additions and 0 deletions
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1
drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
View File

@ -241,6 +241,7 @@ static void hns3_dbg_help(struct hnae3_handle *h)
dev_info(&h->pdev->dev, "bd info [q_num] <bd index>\n");
dev_info(&h->pdev->dev, "dump fd tcam\n");
dev_info(&h->pdev->dev, "dump tc\n");
dev_info(&h->pdev->dev, "dump tm map [q_num]\n");
dev_info(&h->pdev->dev, "dump tm\n");
dev_info(&h->pdev->dev, "dump qos pause cfg\n");
dev_info(&h->pdev->dev, "dump qos pri map\n");

1
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
View File

@ -165,6 +165,7 @@ enum hclge_opcode_type {
HCLGE_OPC_CFG_TX_QUEUE = 0x0B01,
HCLGE_OPC_QUERY_TX_POINTER = 0x0B02,
HCLGE_OPC_QUERY_TX_STATUS = 0x0B03,
HCLGE_OPC_TQP_TX_QUEUE_TC = 0x0B04,
HCLGE_OPC_CFG_RX_QUEUE = 0x0B11,
HCLGE_OPC_QUERY_RX_POINTER = 0x0B12,
HCLGE_OPC_QUERY_RX_STATUS = 0x0B13,

84
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c
View File

@ -537,6 +537,88 @@ err_tm_cmd_send:
cmd, ret);
}
static void hclge_dbg_dump_tm_map(struct hclge_dev *hdev, char *cmd_buf)
{
struct hclge_bp_to_qs_map_cmd *bp_to_qs_map_cmd;
struct hclge_nq_to_qs_link_cmd *nq_to_qs_map;
struct hclge_qs_to_pri_link_cmd *map;
struct hclge_tqp_tx_queue_tc_cmd *tc;
enum hclge_opcode_type cmd;
struct hclge_desc desc;
int queue_id, group_id;
u32 qset_maping[32];
int tc_id, qset_id;
int pri_id, ret;
u32 i;
ret = kstrtouint(&cmd_buf[12], 10, &queue_id);
queue_id = (ret != 0) ? 0 : queue_id;
cmd = HCLGE_OPC_TM_NQ_TO_QS_LINK;
nq_to_qs_map = (struct hclge_nq_to_qs_link_cmd *)desc.data;
hclge_cmd_setup_basic_desc(&desc, cmd, true);
nq_to_qs_map->nq_id = cpu_to_le16(queue_id);
ret = hclge_cmd_send(&hdev->hw, &desc, 1);
if (ret)
goto err_tm_map_cmd_send;
qset_id = nq_to_qs_map->qset_id & 0x3FF;
cmd = HCLGE_OPC_TM_QS_TO_PRI_LINK;
map = (struct hclge_qs_to_pri_link_cmd *)desc.data;
hclge_cmd_setup_basic_desc(&desc, cmd, true);
map->qs_id = cpu_to_le16(qset_id);
ret = hclge_cmd_send(&hdev->hw, &desc, 1);
if (ret)
goto err_tm_map_cmd_send;
pri_id = map->priority;
cmd = HCLGE_OPC_TQP_TX_QUEUE_TC;
tc = (struct hclge_tqp_tx_queue_tc_cmd *)desc.data;
hclge_cmd_setup_basic_desc(&desc, cmd, true);
tc->queue_id = cpu_to_le16(queue_id);
ret = hclge_cmd_send(&hdev->hw, &desc, 1);
if (ret)
goto err_tm_map_cmd_send;
tc_id = tc->tc_id & 0x7;
dev_info(&hdev->pdev->dev, "queue_id | qset_id | pri_id | tc_id\n");
dev_info(&hdev->pdev->dev, "%04d | %04d | %02d | %02d\n",
queue_id, qset_id, pri_id, tc_id);
cmd = HCLGE_OPC_TM_BP_TO_QSET_MAPPING;
bp_to_qs_map_cmd = (struct hclge_bp_to_qs_map_cmd *)desc.data;
for (group_id = 0; group_id < 32; group_id++) {
hclge_cmd_setup_basic_desc(&desc, cmd, true);
bp_to_qs_map_cmd->tc_id = tc_id;
bp_to_qs_map_cmd->qs_group_id = group_id;
ret = hclge_cmd_send(&hdev->hw, &desc, 1);
if (ret)
goto err_tm_map_cmd_send;
qset_maping[group_id] = bp_to_qs_map_cmd->qs_bit_map;
}
dev_info(&hdev->pdev->dev, "index | tm bp qset maping:\n");
i = 0;
for (group_id = 0; group_id < 4; group_id++) {
dev_info(&hdev->pdev->dev,
"%04d | %08x:%08x:%08x:%08x:%08x:%08x:%08x:%08x\n",
group_id * 256, qset_maping[(u32)(i + 7)],
qset_maping[(u32)(i + 6)], qset_maping[(u32)(i + 5)],
qset_maping[(u32)(i + 4)], qset_maping[(u32)(i + 3)],
qset_maping[(u32)(i + 2)], qset_maping[(u32)(i + 1)],
qset_maping[i]);
i += 8;
}
return;
err_tm_map_cmd_send:
dev_err(&hdev->pdev->dev, "dump tqp map fail(0x%x), status is %d\n",
cmd, ret);
}
static void hclge_dbg_dump_qos_pause_cfg(struct hclge_dev *hdev)
{
struct hclge_cfg_pause_param_cmd *pause_param;
@ -828,6 +910,8 @@ int hclge_dbg_run_cmd(struct hnae3_handle *handle, char *cmd_buf)
hclge_dbg_fd_tcam(hdev);
} else if (strncmp(cmd_buf, "dump tc", 7) == 0) {
hclge_dbg_dump_tc(hdev);
} else if (strncmp(cmd_buf, "dump tm map", 11) == 0) {
hclge_dbg_dump_tm_map(hdev, cmd_buf);
} else if (strncmp(cmd_buf, "dump tm", 7) == 0) {
hclge_dbg_dump_tm(hdev);
} else if (strncmp(cmd_buf, "dump qos pause cfg", 18) == 0) {

7
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
View File

@ -40,6 +40,13 @@ struct hclge_nq_to_qs_link_cmd {
__le16 qset_id;
};
struct hclge_tqp_tx_queue_tc_cmd {
__le16 queue_id;
__le16 rsvd;
u8 tc_id;
u8 rev[3];
};
struct hclge_pg_weight_cmd {
u8 pg_id;
u8 dwrr;