diff options
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index b26d43c9c088..578d693b23c2 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -343,6 +343,13 @@ static struct hns3_dbg_cmd_info hns3_dbg_cmd[] = { .buf_len = HNS3_DBG_READ_LEN, .init = hns3_dbg_common_file_init, }, + { + .name = "coalesce_info", + .cmd = HNAE3_DBG_CMD_COAL_INFO, + .dentry = HNS3_DBG_DENTRY_COMMON, + .buf_len = HNS3_DBG_READ_LEN_1MB, + .init = hns3_dbg_common_file_init, + }, }; static struct hns3_dbg_cap_info hns3_dbg_cap[] = { @@ -391,6 +398,26 @@ static struct hns3_dbg_cap_info hns3_dbg_cap[] = { } }; +static const struct hns3_dbg_item coal_info_items[] = { + { "VEC_ID", 2 }, + { "ALGO_STATE", 2 }, + { "PROFILE_ID", 2 }, + { "CQE_MODE", 2 }, + { "TUNE_STATE", 2 }, + { "STEPS_LEFT", 2 }, + { "STEPS_RIGHT", 2 }, + { "TIRED", 2 }, + { "SW_GL", 2 }, + { "SW_QL", 2 }, + { "HW_GL", 2 }, + { "HW_QL", 2 }, +}; + +static const char * const dim_cqe_mode_str[] = { "EQE", "CQE" }; +static const char * const dim_state_str[] = { "START", "IN_PROG", "APPLY" }; +static const char * const +dim_tune_stat_str[] = { "ON_TOP", "TIRED", "RIGHT", "LEFT" }; + static void hns3_dbg_fill_content(char *content, u16 len, const struct hns3_dbg_item *items, const char **result, u16 size) @@ -412,6 +439,94 @@ static void hns3_dbg_fill_content(char *content, u16 len, *pos++ = '\0'; } +static void hns3_get_coal_info(struct hns3_enet_tqp_vector *tqp_vector, + char **result, int i, bool is_tx) +{ + unsigned int gl_offset, ql_offset; + struct hns3_enet_coalesce *coal; + unsigned int reg_val; + unsigned int j = 0; + struct dim *dim; + bool ql_enable; + + if (is_tx) { + coal = &tqp_vector->tx_group.coal; + dim = &tqp_vector->tx_group.dim; + gl_offset = HNS3_VECTOR_GL1_OFFSET; + ql_offset = HNS3_VECTOR_TX_QL_OFFSET; + ql_enable = tqp_vector->tx_group.coal.ql_enable; + } else { + coal = &tqp_vector->rx_group.coal; + dim = &tqp_vector->rx_group.dim; + gl_offset = HNS3_VECTOR_GL0_OFFSET; + ql_offset = HNS3_VECTOR_RX_QL_OFFSET; + ql_enable = tqp_vector->rx_group.coal.ql_enable; + } + + sprintf(result[j++], "%d", i); + sprintf(result[j++], "%s", dim_state_str[dim->state]); + sprintf(result[j++], "%u", dim->profile_ix); + sprintf(result[j++], "%s", dim_cqe_mode_str[dim->mode]); + sprintf(result[j++], "%s", + dim_tune_stat_str[dim->tune_state]); + sprintf(result[j++], "%u", dim->steps_left); + sprintf(result[j++], "%u", dim->steps_right); + sprintf(result[j++], "%u", dim->tired); + sprintf(result[j++], "%u", coal->int_gl); + sprintf(result[j++], "%u", coal->int_ql); + reg_val = readl(tqp_vector->mask_addr + gl_offset) & + HNS3_VECTOR_GL_MASK; + sprintf(result[j++], "%u", reg_val); + if (ql_enable) { + reg_val = readl(tqp_vector->mask_addr + ql_offset) & + HNS3_VECTOR_QL_MASK; + sprintf(result[j++], "%u", reg_val); + } else { + sprintf(result[j++], "NA"); + } +} + +static void hns3_dump_coal_info(struct hnae3_handle *h, char *buf, int len, + int *pos, bool is_tx) +{ + char data_str[ARRAY_SIZE(coal_info_items)][HNS3_DBG_DATA_STR_LEN]; + char *result[ARRAY_SIZE(coal_info_items)]; + struct hns3_enet_tqp_vector *tqp_vector; + struct hns3_nic_priv *priv = h->priv; + char content[HNS3_DBG_INFO_LEN]; + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(coal_info_items); i++) + result[i] = &data_str[i][0]; + + *pos += scnprintf(buf + *pos, len - *pos, + "%s interrupt coalesce info:\n", + is_tx ? "tx" : "rx"); + hns3_dbg_fill_content(content, sizeof(content), coal_info_items, + NULL, ARRAY_SIZE(coal_info_items)); + *pos += scnprintf(buf + *pos, len - *pos, "%s", content); + + for (i = 0; i < priv->vector_num; i++) { + tqp_vector = &priv->tqp_vector[i]; + hns3_get_coal_info(tqp_vector, result, i, is_tx); + hns3_dbg_fill_content(content, sizeof(content), coal_info_items, + (const char **)result, + ARRAY_SIZE(coal_info_items)); + *pos += scnprintf(buf + *pos, len - *pos, "%s", content); + } +} + +static int hns3_dbg_coal_info(struct hnae3_handle *h, char *buf, int len) +{ + int pos = 0; + + hns3_dump_coal_info(h, buf, len, &pos, true); + pos += scnprintf(buf + pos, len - pos, "\n"); + hns3_dump_coal_info(h, buf, len, &pos, false); + + return 0; +} + static const struct hns3_dbg_item tx_spare_info_items[] = { { "QUEUE_ID", 2 }, { "COPYBREAK", 2 }, @@ -1056,6 +1171,10 @@ static const struct hns3_dbg_func hns3_dbg_cmd_func[] = { .cmd = HNAE3_DBG_CMD_PAGE_POOL_INFO, .dbg_dump = hns3_dbg_page_pool_info, }, + { + .cmd = HNAE3_DBG_CMD_COAL_INFO, + .dbg_dump = hns3_dbg_coal_info, + }, }; static int hns3_dbg_read_cmd(struct hns3_dbg_data *dbg_data, |