diff options
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c')
-rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c | 1048 |
1 files changed, 303 insertions, 745 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index 4e5d8bc39a1b..0255c8acb744 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -3,6 +3,7 @@ #include <linux/debugfs.h> #include <linux/device.h> +#include <linux/seq_file.h> #include <linux/string_choices.h> #include "hnae3.h" @@ -40,323 +41,279 @@ static struct hns3_dbg_dentry_info hns3_dbg_dentry[] = { }; static int hns3_dbg_bd_file_init(struct hnae3_handle *handle, u32 cmd); -static int hns3_dbg_common_file_init(struct hnae3_handle *handle, u32 cmd); +static int hns3_dbg_common_init_t1(struct hnae3_handle *handle, u32 cmd); +static int hns3_dbg_common_init_t2(struct hnae3_handle *handle, u32 cmd); static struct hns3_dbg_cmd_info hns3_dbg_cmd[] = { { .name = "tm_nodes", .cmd = HNAE3_DBG_CMD_TM_NODES, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "tm_priority", .cmd = HNAE3_DBG_CMD_TM_PRI, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "tm_qset", .cmd = HNAE3_DBG_CMD_TM_QSET, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN_1MB, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "tm_map", .cmd = HNAE3_DBG_CMD_TM_MAP, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN_1MB, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "tm_pg", .cmd = HNAE3_DBG_CMD_TM_PG, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "tm_port", .cmd = HNAE3_DBG_CMD_TM_PORT, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "tc_sch_info", .cmd = HNAE3_DBG_CMD_TC_SCH_INFO, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "qos_pause_cfg", .cmd = HNAE3_DBG_CMD_QOS_PAUSE_CFG, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "qos_pri_map", .cmd = HNAE3_DBG_CMD_QOS_PRI_MAP, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "qos_dscp_map", .cmd = HNAE3_DBG_CMD_QOS_DSCP_MAP, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "qos_buf_cfg", .cmd = HNAE3_DBG_CMD_QOS_BUF_CFG, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "dev_info", .cmd = HNAE3_DBG_CMD_DEV_INFO, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t1, }, { .name = "tx_bd_queue", .cmd = HNAE3_DBG_CMD_TX_BD, .dentry = HNS3_DBG_DENTRY_TX_BD, - .buf_len = HNS3_DBG_READ_LEN_5MB, .init = hns3_dbg_bd_file_init, }, { .name = "rx_bd_queue", .cmd = HNAE3_DBG_CMD_RX_BD, .dentry = HNS3_DBG_DENTRY_RX_BD, - .buf_len = HNS3_DBG_READ_LEN_4MB, .init = hns3_dbg_bd_file_init, }, { .name = "uc", .cmd = HNAE3_DBG_CMD_MAC_UC, .dentry = HNS3_DBG_DENTRY_MAC, - .buf_len = HNS3_DBG_READ_LEN_128KB, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "mc", .cmd = HNAE3_DBG_CMD_MAC_MC, .dentry = HNS3_DBG_DENTRY_MAC, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "mng_tbl", .cmd = HNAE3_DBG_CMD_MNG_TBL, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "loopback", .cmd = HNAE3_DBG_CMD_LOOPBACK, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "interrupt_info", .cmd = HNAE3_DBG_CMD_INTERRUPT_INFO, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "reset_info", .cmd = HNAE3_DBG_CMD_RESET_INFO, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "imp_info", .cmd = HNAE3_DBG_CMD_IMP_INFO, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "ncl_config", .cmd = HNAE3_DBG_CMD_NCL_CONFIG, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN_128KB, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "mac_tnl_status", .cmd = HNAE3_DBG_CMD_MAC_TNL_STATUS, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "bios_common", .cmd = HNAE3_DBG_CMD_REG_BIOS_COMMON, .dentry = HNS3_DBG_DENTRY_REG, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "ssu", .cmd = HNAE3_DBG_CMD_REG_SSU, .dentry = HNS3_DBG_DENTRY_REG, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "igu_egu", .cmd = HNAE3_DBG_CMD_REG_IGU_EGU, .dentry = HNS3_DBG_DENTRY_REG, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "rpu", .cmd = HNAE3_DBG_CMD_REG_RPU, .dentry = HNS3_DBG_DENTRY_REG, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "ncsi", .cmd = HNAE3_DBG_CMD_REG_NCSI, .dentry = HNS3_DBG_DENTRY_REG, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "rtc", .cmd = HNAE3_DBG_CMD_REG_RTC, .dentry = HNS3_DBG_DENTRY_REG, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "ppp", .cmd = HNAE3_DBG_CMD_REG_PPP, .dentry = HNS3_DBG_DENTRY_REG, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "rcb", .cmd = HNAE3_DBG_CMD_REG_RCB, .dentry = HNS3_DBG_DENTRY_REG, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "tqp", .cmd = HNAE3_DBG_CMD_REG_TQP, .dentry = HNS3_DBG_DENTRY_REG, - .buf_len = HNS3_DBG_READ_LEN_128KB, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "mac", .cmd = HNAE3_DBG_CMD_REG_MAC, .dentry = HNS3_DBG_DENTRY_REG, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "dcb", .cmd = HNAE3_DBG_CMD_REG_DCB, .dentry = HNS3_DBG_DENTRY_REG, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "queue_map", .cmd = HNAE3_DBG_CMD_QUEUE_MAP, .dentry = HNS3_DBG_DENTRY_QUEUE, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t1, }, { .name = "rx_queue_info", .cmd = HNAE3_DBG_CMD_RX_QUEUE_INFO, .dentry = HNS3_DBG_DENTRY_QUEUE, - .buf_len = HNS3_DBG_READ_LEN_1MB, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t1, }, { .name = "tx_queue_info", .cmd = HNAE3_DBG_CMD_TX_QUEUE_INFO, .dentry = HNS3_DBG_DENTRY_QUEUE, - .buf_len = HNS3_DBG_READ_LEN_1MB, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t1, }, { .name = "fd_tcam", .cmd = HNAE3_DBG_CMD_FD_TCAM, .dentry = HNS3_DBG_DENTRY_FD, - .buf_len = HNS3_DBG_READ_LEN_1MB, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "service_task_info", .cmd = HNAE3_DBG_CMD_SERV_INFO, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "vlan_config", .cmd = HNAE3_DBG_CMD_VLAN_CONFIG, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "ptp_info", .cmd = HNAE3_DBG_CMD_PTP_INFO, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "fd_counter", .cmd = HNAE3_DBG_CMD_FD_COUNTER, .dentry = HNS3_DBG_DENTRY_FD, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "umv_info", .cmd = HNAE3_DBG_CMD_UMV_INFO, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t2, }, { .name = "page_pool_info", .cmd = HNAE3_DBG_CMD_PAGE_POOL_INFO, .dentry = HNS3_DBG_DENTRY_COMMON, - .buf_len = HNS3_DBG_READ_LEN, - .init = hns3_dbg_common_file_init, + .init = hns3_dbg_common_init_t1, }, { .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, + .init = hns3_dbg_common_init_t1, }, }; @@ -421,71 +378,17 @@ 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) -{ -#define HNS3_DBG_LINE_END_LEN 2 - char *pos = content; - u16 item_len; - u16 i; - - if (!len) { - return; - } else if (len <= HNS3_DBG_LINE_END_LEN) { - *pos++ = '\0'; - return; - } - - memset(content, ' ', len); - len -= HNS3_DBG_LINE_END_LEN; - - for (i = 0; i < size; i++) { - item_len = strlen(items[i].name) + items[i].interval; - if (len < item_len) - break; - - if (result) { - if (item_len < strlen(result[i])) - break; - memcpy(pos, result[i], strlen(result[i])); - } else { - memcpy(pos, items[i].name, strlen(items[i].name)); - } - pos += item_len; - len -= item_len; - } - *pos++ = '\n'; - *pos++ = '\0'; -} - static void hns3_get_coal_info(struct hns3_enet_tqp_vector *tqp_vector, - char **result, int i, bool is_tx) + struct seq_file *s, 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; @@ -503,193 +406,96 @@ static void hns3_get_coal_info(struct hns3_enet_tqp_vector *tqp_vector, ql_enable = tqp_vector->rx_group.coal.ql_enable; } - sprintf(result[j++], "%d", i); - sprintf(result[j++], "%s", dim->state < ARRAY_SIZE(dim_state_str) ? - dim_state_str[dim->state] : "unknown"); - sprintf(result[j++], "%u", dim->profile_ix); - sprintf(result[j++], "%s", dim->mode < ARRAY_SIZE(dim_cqe_mode_str) ? - dim_cqe_mode_str[dim->mode] : "unknown"); - sprintf(result[j++], "%s", - dim->tune_state < ARRAY_SIZE(dim_tune_stat_str) ? - dim_tune_stat_str[dim->tune_state] : "unknown"); - 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); + seq_printf(s, "%-8d", i); + seq_printf(s, "%-12s", dim->state < ARRAY_SIZE(dim_state_str) ? + dim_state_str[dim->state] : "unknown"); + seq_printf(s, "%-12u", dim->profile_ix); + seq_printf(s, "%-10s", dim->mode < ARRAY_SIZE(dim_cqe_mode_str) ? + dim_cqe_mode_str[dim->mode] : "unknown"); + seq_printf(s, "%-12s", dim->tune_state < ARRAY_SIZE(dim_tune_stat_str) ? + dim_tune_stat_str[dim->tune_state] : "unknown"); + seq_printf(s, "%-12u%-13u%-7u%-7u%-7u", dim->steps_left, + dim->steps_right, dim->tired, coal->int_gl, coal->int_ql); reg_val = readl(tqp_vector->mask_addr + gl_offset) & HNS3_VECTOR_GL_MASK; - sprintf(result[j++], "%u", reg_val); + seq_printf(s, "%-7u", reg_val); if (ql_enable) { reg_val = readl(tqp_vector->mask_addr + ql_offset) & HNS3_VECTOR_QL_MASK; - sprintf(result[j++], "%u", reg_val); + seq_printf(s, "%u\n", reg_val); } else { - sprintf(result[j++], "NA"); + seq_puts(s, "NA\n"); } } -static void hns3_dump_coal_info(struct hnae3_handle *h, char *buf, int len, - int *pos, bool is_tx) +static void hns3_dump_coal_info(struct seq_file *s, bool is_tx) { - char data_str[ARRAY_SIZE(coal_info_items)][HNS3_DBG_DATA_STR_LEN]; - char *result[ARRAY_SIZE(coal_info_items)]; + struct hnae3_handle *h = hnae3_seq_file_to_handle(s); 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]; + seq_printf(s, "%s interrupt coalesce info:\n", is_tx ? "tx" : "rx"); - *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); + seq_puts(s, "VEC_ID ALGO_STATE PROFILE_ID CQE_MODE TUNE_STATE "); + seq_puts(s, "STEPS_LEFT STEPS_RIGHT TIRED SW_GL SW_QL "); + seq_puts(s, "HW_GL HW_QL\n"); 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); + hns3_get_coal_info(tqp_vector, s, i, is_tx); } } -static int hns3_dbg_coal_info(struct hnae3_handle *h, char *buf, int len) +static int hns3_dbg_coal_info(struct seq_file *s, void *data) { - 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); + hns3_dump_coal_info(s, true); + seq_puts(s, "\n"); + hns3_dump_coal_info(s, false); return 0; } -static const struct hns3_dbg_item tx_spare_info_items[] = { - { "QUEUE_ID", 2 }, - { "COPYBREAK", 2 }, - { "LEN", 7 }, - { "NTU", 4 }, - { "NTC", 4 }, - { "LTC", 4 }, - { "DMA", 17 }, -}; - -static void hns3_dbg_tx_spare_info(struct hns3_enet_ring *ring, char *buf, - int len, u32 ring_num, int *pos) -{ - char data_str[ARRAY_SIZE(tx_spare_info_items)][HNS3_DBG_DATA_STR_LEN]; - struct hns3_tx_spare *tx_spare = ring->tx_spare; - char *result[ARRAY_SIZE(tx_spare_info_items)]; - char content[HNS3_DBG_INFO_LEN]; - u32 i, j; - - if (!tx_spare) { - *pos += scnprintf(buf + *pos, len - *pos, - "tx spare buffer is not enabled\n"); - return; - } - - for (i = 0; i < ARRAY_SIZE(tx_spare_info_items); i++) - result[i] = &data_str[i][0]; - - *pos += scnprintf(buf + *pos, len - *pos, "tx spare buffer info\n"); - hns3_dbg_fill_content(content, sizeof(content), tx_spare_info_items, - NULL, ARRAY_SIZE(tx_spare_info_items)); - *pos += scnprintf(buf + *pos, len - *pos, "%s", content); - - for (i = 0; i < ring_num; i++) { - j = 0; - sprintf(result[j++], "%u", i); - sprintf(result[j++], "%u", ring->tx_copybreak); - sprintf(result[j++], "%u", tx_spare->len); - sprintf(result[j++], "%u", tx_spare->next_to_use); - sprintf(result[j++], "%u", tx_spare->next_to_clean); - sprintf(result[j++], "%u", tx_spare->last_to_clean); - sprintf(result[j++], "%pad", &tx_spare->dma); - hns3_dbg_fill_content(content, sizeof(content), - tx_spare_info_items, - (const char **)result, - ARRAY_SIZE(tx_spare_info_items)); - *pos += scnprintf(buf + *pos, len - *pos, "%s", content); - } -} - -static const struct hns3_dbg_item rx_queue_info_items[] = { - { "QUEUE_ID", 2 }, - { "BD_NUM", 2 }, - { "BD_LEN", 2 }, - { "TAIL", 2 }, - { "HEAD", 2 }, - { "FBDNUM", 2 }, - { "PKTNUM", 5 }, - { "COPYBREAK", 2 }, - { "RING_EN", 2 }, - { "RX_RING_EN", 2 }, - { "BASE_ADDR", 10 }, -}; - static void hns3_dump_rx_queue_info(struct hns3_enet_ring *ring, - struct hnae3_ae_dev *ae_dev, char **result, - u32 index) + struct seq_file *s, u32 index) { + struct hnae3_ae_dev *ae_dev = hnae3_seq_file_to_ae_dev(s); + void __iomem *base = ring->tqp->io_base; u32 base_add_l, base_add_h; - u32 j = 0; - - sprintf(result[j++], "%u", index); - - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_RX_RING_BD_NUM_REG)); - - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_RX_RING_BD_LEN_REG)); - - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_RX_RING_TAIL_REG)); - - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_RX_RING_HEAD_REG)); - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_RX_RING_FBDNUM_REG)); - - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_RX_RING_PKTNUM_RECORD_REG)); - sprintf(result[j++], "%u", ring->rx_copybreak); - - sprintf(result[j++], "%s", - str_on_off(readl_relaxed(ring->tqp->io_base + - HNS3_RING_EN_REG))); + seq_printf(s, "%-10u", index); + seq_printf(s, "%-8u", + readl_relaxed(base + HNS3_RING_RX_RING_BD_NUM_REG)); + seq_printf(s, "%-8u", + readl_relaxed(base + HNS3_RING_RX_RING_BD_LEN_REG)); + seq_printf(s, "%-6u", + readl_relaxed(base + HNS3_RING_RX_RING_TAIL_REG)); + seq_printf(s, "%-6u", + readl_relaxed(base + HNS3_RING_RX_RING_HEAD_REG)); + seq_printf(s, "%-8u", + readl_relaxed(base + HNS3_RING_RX_RING_FBDNUM_REG)); + seq_printf(s, "%-11u", readl_relaxed(base + + HNS3_RING_RX_RING_PKTNUM_RECORD_REG)); + seq_printf(s, "%-11u", ring->rx_copybreak); + seq_printf(s, "%-9s", + str_on_off(readl_relaxed(base + HNS3_RING_EN_REG))); if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) - sprintf(result[j++], "%s", - str_on_off(readl_relaxed(ring->tqp->io_base + - HNS3_RING_RX_EN_REG))); + seq_printf(s, "%-12s", str_on_off(readl_relaxed(base + + HNS3_RING_RX_EN_REG))); else - sprintf(result[j++], "%s", "NA"); + seq_printf(s, "%-12s", "NA"); - base_add_h = readl_relaxed(ring->tqp->io_base + - HNS3_RING_RX_RING_BASEADDR_H_REG); - base_add_l = readl_relaxed(ring->tqp->io_base + - HNS3_RING_RX_RING_BASEADDR_L_REG); - sprintf(result[j++], "0x%08x%08x", base_add_h, base_add_l); + base_add_h = readl_relaxed(base + HNS3_RING_RX_RING_BASEADDR_H_REG); + base_add_l = readl_relaxed(base + HNS3_RING_RX_RING_BASEADDR_L_REG); + seq_printf(s, "0x%08x%08x\n", base_add_h, base_add_l); } -static int hns3_dbg_rx_queue_info(struct hnae3_handle *h, - char *buf, int len) +static int hns3_dbg_rx_queue_info(struct seq_file *s, void *data) { - char data_str[ARRAY_SIZE(rx_queue_info_items)][HNS3_DBG_DATA_STR_LEN]; - struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); - char *result[ARRAY_SIZE(rx_queue_info_items)]; + struct hnae3_handle *h = hnae3_seq_file_to_handle(s); struct hns3_nic_priv *priv = h->priv; - char content[HNS3_DBG_INFO_LEN]; struct hns3_enet_ring *ring; - int pos = 0; u32 i; if (!priv->ring) { @@ -697,12 +503,9 @@ static int hns3_dbg_rx_queue_info(struct hnae3_handle *h, return -EFAULT; } - for (i = 0; i < ARRAY_SIZE(rx_queue_info_items); i++) - result[i] = &data_str[i][0]; + seq_puts(s, "QUEUE_ID BD_NUM BD_LEN TAIL HEAD FBDNUM "); + seq_puts(s, "PKTNUM COPYBREAK RING_EN RX_RING_EN BASE_ADDR\n"); - hns3_dbg_fill_content(content, sizeof(content), rx_queue_info_items, - NULL, ARRAY_SIZE(rx_queue_info_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); for (i = 0; i < h->kinfo.num_tqps; i++) { /* Each cycle needs to determine whether the instance is reset, * to prevent reference to invalid memory. And need to ensure @@ -713,88 +516,51 @@ static int hns3_dbg_rx_queue_info(struct hnae3_handle *h, return -EPERM; ring = &priv->ring[(u32)(i + h->kinfo.num_tqps)]; - hns3_dump_rx_queue_info(ring, ae_dev, result, i); - hns3_dbg_fill_content(content, sizeof(content), - rx_queue_info_items, - (const char **)result, - ARRAY_SIZE(rx_queue_info_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); + hns3_dump_rx_queue_info(ring, s, i); } return 0; } -static const struct hns3_dbg_item tx_queue_info_items[] = { - { "QUEUE_ID", 2 }, - { "BD_NUM", 2 }, - { "TC", 2 }, - { "TAIL", 2 }, - { "HEAD", 2 }, - { "FBDNUM", 2 }, - { "OFFSET", 2 }, - { "PKTNUM", 5 }, - { "RING_EN", 2 }, - { "TX_RING_EN", 2 }, - { "BASE_ADDR", 10 }, -}; - static void hns3_dump_tx_queue_info(struct hns3_enet_ring *ring, - struct hnae3_ae_dev *ae_dev, char **result, - u32 index) + struct seq_file *s, u32 index) { + struct hnae3_ae_dev *ae_dev = hnae3_seq_file_to_ae_dev(s); + void __iomem *base = ring->tqp->io_base; u32 base_add_l, base_add_h; - u32 j = 0; - - sprintf(result[j++], "%u", index); - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_TX_RING_BD_NUM_REG)); - - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_TX_RING_TC_REG)); - - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_TX_RING_TAIL_REG)); - - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_TX_RING_HEAD_REG)); - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_TX_RING_FBDNUM_REG)); - - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_TX_RING_OFFSET_REG)); - - sprintf(result[j++], "%u", readl_relaxed(ring->tqp->io_base + - HNS3_RING_TX_RING_PKTNUM_RECORD_REG)); - - sprintf(result[j++], "%s", - str_on_off(readl_relaxed(ring->tqp->io_base + - HNS3_RING_EN_REG))); + seq_printf(s, "%-10u", index); + seq_printf(s, "%-8u", + readl_relaxed(base + HNS3_RING_TX_RING_BD_NUM_REG)); + seq_printf(s, "%-4u", readl_relaxed(base + HNS3_RING_TX_RING_TC_REG)); + seq_printf(s, "%-6u", readl_relaxed(base + HNS3_RING_TX_RING_TAIL_REG)); + seq_printf(s, "%-6u", readl_relaxed(base + HNS3_RING_TX_RING_HEAD_REG)); + seq_printf(s, "%-8u", + readl_relaxed(base + HNS3_RING_TX_RING_FBDNUM_REG)); + seq_printf(s, "%-8u", + readl_relaxed(base + HNS3_RING_TX_RING_OFFSET_REG)); + seq_printf(s, "%-11u", + readl_relaxed(base + HNS3_RING_TX_RING_PKTNUM_RECORD_REG)); + seq_printf(s, "%-9s", + str_on_off(readl_relaxed(base + HNS3_RING_EN_REG))); if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) - sprintf(result[j++], "%s", - str_on_off(readl_relaxed(ring->tqp->io_base + - HNS3_RING_TX_EN_REG))); + seq_printf(s, "%-12s", + str_on_off(readl_relaxed(base + + HNS3_RING_TX_EN_REG))); else - sprintf(result[j++], "%s", "NA"); + seq_printf(s, "%-12s", "NA"); - base_add_h = readl_relaxed(ring->tqp->io_base + - HNS3_RING_TX_RING_BASEADDR_H_REG); - base_add_l = readl_relaxed(ring->tqp->io_base + - HNS3_RING_TX_RING_BASEADDR_L_REG); - sprintf(result[j++], "0x%08x%08x", base_add_h, base_add_l); + base_add_h = readl_relaxed(base + HNS3_RING_TX_RING_BASEADDR_H_REG); + base_add_l = readl_relaxed(base + HNS3_RING_TX_RING_BASEADDR_L_REG); + seq_printf(s, "0x%08x%08x\n", base_add_h, base_add_l); } -static int hns3_dbg_tx_queue_info(struct hnae3_handle *h, - char *buf, int len) +static int hns3_dbg_tx_queue_info(struct seq_file *s, void *data) { - char data_str[ARRAY_SIZE(tx_queue_info_items)][HNS3_DBG_DATA_STR_LEN]; - struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); - char *result[ARRAY_SIZE(tx_queue_info_items)]; + struct hnae3_handle *h = hnae3_seq_file_to_handle(s); struct hns3_nic_priv *priv = h->priv; - char content[HNS3_DBG_INFO_LEN]; struct hns3_enet_ring *ring; - int pos = 0; u32 i; if (!priv->ring) { @@ -802,12 +568,8 @@ static int hns3_dbg_tx_queue_info(struct hnae3_handle *h, return -EFAULT; } - for (i = 0; i < ARRAY_SIZE(tx_queue_info_items); i++) - result[i] = &data_str[i][0]; - - hns3_dbg_fill_content(content, sizeof(content), tx_queue_info_items, - NULL, ARRAY_SIZE(tx_queue_info_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); + seq_puts(s, "QUEUE_ID BD_NUM TC TAIL HEAD FBDNUM OFFSET "); + seq_puts(s, "PKTNUM RING_EN TX_RING_EN BASE_ADDR\n"); for (i = 0; i < h->kinfo.num_tqps; i++) { /* Each cycle needs to determine whether the instance is reset, @@ -819,338 +581,213 @@ static int hns3_dbg_tx_queue_info(struct hnae3_handle *h, return -EPERM; ring = &priv->ring[i]; - hns3_dump_tx_queue_info(ring, ae_dev, result, i); - hns3_dbg_fill_content(content, sizeof(content), - tx_queue_info_items, - (const char **)result, - ARRAY_SIZE(tx_queue_info_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); + hns3_dump_tx_queue_info(ring, s, i); } - hns3_dbg_tx_spare_info(ring, buf, len, h->kinfo.num_tqps, &pos); - return 0; } -static const struct hns3_dbg_item queue_map_items[] = { - { "local_queue_id", 2 }, - { "global_queue_id", 2 }, - { "vector_id", 2 }, -}; - -static int hns3_dbg_queue_map(struct hnae3_handle *h, char *buf, int len) +static int hns3_dbg_queue_map(struct seq_file *s, void *data) { - char data_str[ARRAY_SIZE(queue_map_items)][HNS3_DBG_DATA_STR_LEN]; - char *result[ARRAY_SIZE(queue_map_items)]; + struct hnae3_handle *h = hnae3_seq_file_to_handle(s); struct hns3_nic_priv *priv = h->priv; - char content[HNS3_DBG_INFO_LEN]; - int pos = 0; - int j; u32 i; if (!h->ae_algo->ops->get_global_queue_id) return -EOPNOTSUPP; - for (i = 0; i < ARRAY_SIZE(queue_map_items); i++) - result[i] = &data_str[i][0]; + seq_puts(s, "local_queue_id global_queue_id vector_id\n"); - hns3_dbg_fill_content(content, sizeof(content), queue_map_items, - NULL, ARRAY_SIZE(queue_map_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); for (i = 0; i < h->kinfo.num_tqps; i++) { if (!priv->ring || !priv->ring[i].tqp_vector) continue; - j = 0; - sprintf(result[j++], "%u", i); - sprintf(result[j++], "%u", - h->ae_algo->ops->get_global_queue_id(h, i)); - sprintf(result[j++], "%d", - priv->ring[i].tqp_vector->vector_irq); - hns3_dbg_fill_content(content, sizeof(content), queue_map_items, - (const char **)result, - ARRAY_SIZE(queue_map_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); + seq_printf(s, "%-16u%-17u%d\n", i, + h->ae_algo->ops->get_global_queue_id(h, i), + priv->ring[i].tqp_vector->vector_irq); } return 0; } -static const struct hns3_dbg_item rx_bd_info_items[] = { - { "BD_IDX", 3 }, - { "L234_INFO", 2 }, - { "PKT_LEN", 3 }, - { "SIZE", 4 }, - { "RSS_HASH", 4 }, - { "FD_ID", 2 }, - { "VLAN_TAG", 2 }, - { "O_DM_VLAN_ID_FB", 2 }, - { "OT_VLAN_TAG", 2 }, - { "BD_BASE_INFO", 2 }, - { "PTYPE", 2 }, - { "HW_CSUM", 2 }, -}; - static void hns3_dump_rx_bd_info(struct hns3_nic_priv *priv, - struct hns3_desc *desc, char **result, int idx) + struct hns3_desc *desc, struct seq_file *s, + int idx) { - unsigned int j = 0; - - sprintf(result[j++], "%d", idx); - sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.l234_info)); - sprintf(result[j++], "%u", le16_to_cpu(desc->rx.pkt_len)); - sprintf(result[j++], "%u", le16_to_cpu(desc->rx.size)); - sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.rss_hash)); - sprintf(result[j++], "%u", le16_to_cpu(desc->rx.fd_id)); - sprintf(result[j++], "%u", le16_to_cpu(desc->rx.vlan_tag)); - sprintf(result[j++], "%u", le16_to_cpu(desc->rx.o_dm_vlan_id_fb)); - sprintf(result[j++], "%u", le16_to_cpu(desc->rx.ot_vlan_tag)); - sprintf(result[j++], "%#x", le32_to_cpu(desc->rx.bd_base_info)); + seq_printf(s, "%-9d%#-11x%-10u%-8u%#-12x%-7u%-10u%-17u%-13u%#-14x", + idx, le32_to_cpu(desc->rx.l234_info), + le16_to_cpu(desc->rx.pkt_len), le16_to_cpu(desc->rx.size), + le32_to_cpu(desc->rx.rss_hash), le16_to_cpu(desc->rx.fd_id), + le16_to_cpu(desc->rx.vlan_tag), + le16_to_cpu(desc->rx.o_dm_vlan_id_fb), + le16_to_cpu(desc->rx.ot_vlan_tag), + le32_to_cpu(desc->rx.bd_base_info)); + if (test_bit(HNS3_NIC_STATE_RXD_ADV_LAYOUT_ENABLE, &priv->state)) { u32 ol_info = le32_to_cpu(desc->rx.ol_info); - sprintf(result[j++], "%5lu", hnae3_get_field(ol_info, - HNS3_RXD_PTYPE_M, - HNS3_RXD_PTYPE_S)); - sprintf(result[j++], "%7u", le16_to_cpu(desc->csum)); + seq_printf(s, "%-7lu%-9u\n", + hnae3_get_field(ol_info, HNS3_RXD_PTYPE_M, + HNS3_RXD_PTYPE_S), + le16_to_cpu(desc->csum)); } else { - sprintf(result[j++], "NA"); - sprintf(result[j++], "NA"); + seq_puts(s, "NA NA\n"); } } -static int hns3_dbg_rx_bd_info(struct hns3_dbg_data *d, char *buf, int len) +static int hns3_dbg_rx_bd_info(struct seq_file *s, void *private) { - char data_str[ARRAY_SIZE(rx_bd_info_items)][HNS3_DBG_DATA_STR_LEN]; - struct hns3_nic_priv *priv = d->handle->priv; - char *result[ARRAY_SIZE(rx_bd_info_items)]; - char content[HNS3_DBG_INFO_LEN]; + struct hns3_dbg_data *data = s->private; + struct hnae3_handle *h = data->handle; + struct hns3_nic_priv *priv = h->priv; struct hns3_enet_ring *ring; struct hns3_desc *desc; unsigned int i; - int pos = 0; - if (d->qid >= d->handle->kinfo.num_tqps) { - dev_err(&d->handle->pdev->dev, - "queue%u is not in use\n", d->qid); + if (data->qid >= h->kinfo.num_tqps) { + dev_err(&h->pdev->dev, "queue%u is not in use\n", data->qid); return -EINVAL; } - for (i = 0; i < ARRAY_SIZE(rx_bd_info_items); i++) - result[i] = &data_str[i][0]; + seq_printf(s, "Queue %u rx bd info:\n", data->qid); + seq_puts(s, "BD_IDX L234_INFO PKT_LEN SIZE "); + seq_puts(s, "RSS_HASH FD_ID VLAN_TAG O_DM_VLAN_ID_FB "); + seq_puts(s, "OT_VLAN_TAG BD_BASE_INFO PTYPE HW_CSUM\n"); - pos += scnprintf(buf + pos, len - pos, - "Queue %u rx bd info:\n", d->qid); - hns3_dbg_fill_content(content, sizeof(content), rx_bd_info_items, - NULL, ARRAY_SIZE(rx_bd_info_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); - - ring = &priv->ring[d->qid + d->handle->kinfo.num_tqps]; + ring = &priv->ring[data->qid + data->handle->kinfo.num_tqps]; for (i = 0; i < ring->desc_num; i++) { desc = &ring->desc[i]; - hns3_dump_rx_bd_info(priv, desc, result, i); - hns3_dbg_fill_content(content, sizeof(content), - rx_bd_info_items, (const char **)result, - ARRAY_SIZE(rx_bd_info_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); + hns3_dump_rx_bd_info(priv, desc, s, i); } return 0; } -static const struct hns3_dbg_item tx_bd_info_items[] = { - { "BD_IDX", 2 }, - { "ADDRESS", 13 }, - { "VLAN_TAG", 2 }, - { "SIZE", 2 }, - { "T_CS_VLAN_TSO", 2 }, - { "OT_VLAN_TAG", 3 }, - { "TV", 5 }, - { "OLT_VLAN_LEN", 2 }, - { "PAYLEN_OL4CS", 2 }, - { "BD_FE_SC_VLD", 2 }, - { "MSS_HW_CSUM", 0 }, -}; - -static void hns3_dump_tx_bd_info(struct hns3_desc *desc, char **result, int idx) +static void hns3_dump_tx_bd_info(struct hns3_desc *desc, struct seq_file *s, + int idx) { - unsigned int j = 0; - - sprintf(result[j++], "%d", idx); - sprintf(result[j++], "%#llx", le64_to_cpu(desc->addr)); - sprintf(result[j++], "%u", le16_to_cpu(desc->tx.vlan_tag)); - sprintf(result[j++], "%u", le16_to_cpu(desc->tx.send_size)); - sprintf(result[j++], "%#x", - le32_to_cpu(desc->tx.type_cs_vlan_tso_len)); - sprintf(result[j++], "%u", le16_to_cpu(desc->tx.outer_vlan_tag)); - sprintf(result[j++], "%u", le16_to_cpu(desc->tx.tv)); - sprintf(result[j++], "%u", - le32_to_cpu(desc->tx.ol_type_vlan_len_msec)); - sprintf(result[j++], "%#x", le32_to_cpu(desc->tx.paylen_ol4cs)); - sprintf(result[j++], "%#x", le16_to_cpu(desc->tx.bdtp_fe_sc_vld_ra_ri)); - sprintf(result[j++], "%u", le16_to_cpu(desc->tx.mss_hw_csum)); + seq_printf(s, "%-8d%#-20llx%-10u%-6u%#-15x%-14u%-7u%-16u%#-14x%#-14x%-11u\n", + idx, le64_to_cpu(desc->addr), + le16_to_cpu(desc->tx.vlan_tag), + le16_to_cpu(desc->tx.send_size), + le32_to_cpu(desc->tx.type_cs_vlan_tso_len), + le16_to_cpu(desc->tx.outer_vlan_tag), + le16_to_cpu(desc->tx.tv), + le32_to_cpu(desc->tx.ol_type_vlan_len_msec), + le32_to_cpu(desc->tx.paylen_ol4cs), + le16_to_cpu(desc->tx.bdtp_fe_sc_vld_ra_ri), + le16_to_cpu(desc->tx.mss_hw_csum)); } -static int hns3_dbg_tx_bd_info(struct hns3_dbg_data *d, char *buf, int len) +static int hns3_dbg_tx_bd_info(struct seq_file *s, void *private) { - char data_str[ARRAY_SIZE(tx_bd_info_items)][HNS3_DBG_DATA_STR_LEN]; - struct hns3_nic_priv *priv = d->handle->priv; - char *result[ARRAY_SIZE(tx_bd_info_items)]; - char content[HNS3_DBG_INFO_LEN]; + struct hns3_dbg_data *data = s->private; + struct hnae3_handle *h = data->handle; + struct hns3_nic_priv *priv = h->priv; struct hns3_enet_ring *ring; struct hns3_desc *desc; unsigned int i; - int pos = 0; - if (d->qid >= d->handle->kinfo.num_tqps) { - dev_err(&d->handle->pdev->dev, - "queue%u is not in use\n", d->qid); + if (data->qid >= h->kinfo.num_tqps) { + dev_err(&h->pdev->dev, "queue%u is not in use\n", data->qid); return -EINVAL; } - for (i = 0; i < ARRAY_SIZE(tx_bd_info_items); i++) - result[i] = &data_str[i][0]; + seq_printf(s, "Queue %u tx bd info:\n", data->qid); + seq_puts(s, "BD_IDX ADDRESS VLAN_TAG SIZE "); + seq_puts(s, "T_CS_VLAN_TSO OT_VLAN_TAG TV OLT_VLAN_LEN "); + seq_puts(s, "PAYLEN_OL4CS BD_FE_SC_VLD MSS_HW_CSUM\n"); - pos += scnprintf(buf + pos, len - pos, - "Queue %u tx bd info:\n", d->qid); - hns3_dbg_fill_content(content, sizeof(content), tx_bd_info_items, - NULL, ARRAY_SIZE(tx_bd_info_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); - - ring = &priv->ring[d->qid]; + ring = &priv->ring[data->qid]; for (i = 0; i < ring->desc_num; i++) { desc = &ring->desc[i]; - hns3_dump_tx_bd_info(desc, result, i); - hns3_dbg_fill_content(content, sizeof(content), - tx_bd_info_items, (const char **)result, - ARRAY_SIZE(tx_bd_info_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); + hns3_dump_tx_bd_info(desc, s, i); } return 0; } -static void -hns3_dbg_dev_caps(struct hnae3_handle *h, char *buf, int len, int *pos) +static void hns3_dbg_dev_caps(struct hnae3_handle *h, struct seq_file *s) { - struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); + struct hnae3_ae_dev *ae_dev = hns3_get_ae_dev(h); unsigned long *caps = ae_dev->caps; u32 i, state; - *pos += scnprintf(buf + *pos, len - *pos, "dev capability:\n"); + seq_puts(s, "dev capability:\n"); for (i = 0; i < ARRAY_SIZE(hns3_dbg_cap); i++) { state = test_bit(hns3_dbg_cap[i].cap_bit, caps); - *pos += scnprintf(buf + *pos, len - *pos, "%s: %s\n", - hns3_dbg_cap[i].name, str_yes_no(state)); + seq_printf(s, "%s: %s\n", hns3_dbg_cap[i].name, + str_yes_no(state)); } - *pos += scnprintf(buf + *pos, len - *pos, "\n"); + seq_puts(s, "\n"); } -static void -hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos) +static void hns3_dbg_dev_specs(struct hnae3_handle *h, struct seq_file *s) { struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); struct hnae3_dev_specs *dev_specs = &ae_dev->dev_specs; struct hnae3_knic_private_info *kinfo = &h->kinfo; struct net_device *dev = kinfo->netdev; - *pos += scnprintf(buf + *pos, len - *pos, "dev_spec:\n"); - *pos += scnprintf(buf + *pos, len - *pos, "MAC entry num: %u\n", - dev_specs->mac_entry_num); - *pos += scnprintf(buf + *pos, len - *pos, "MNG entry num: %u\n", - dev_specs->mng_entry_num); - *pos += scnprintf(buf + *pos, len - *pos, "MAX non tso bd num: %u\n", - dev_specs->max_non_tso_bd_num); - *pos += scnprintf(buf + *pos, len - *pos, "RSS ind tbl size: %u\n", - dev_specs->rss_ind_tbl_size); - *pos += scnprintf(buf + *pos, len - *pos, "RSS key size: %u\n", - dev_specs->rss_key_size); - *pos += scnprintf(buf + *pos, len - *pos, "RSS size: %u\n", - kinfo->rss_size); - *pos += scnprintf(buf + *pos, len - *pos, "Allocated RSS size: %u\n", - kinfo->req_rss_size); - *pos += scnprintf(buf + *pos, len - *pos, - "Task queue pairs numbers: %u\n", - kinfo->num_tqps); - *pos += scnprintf(buf + *pos, len - *pos, "RX buffer length: %u\n", - kinfo->rx_buf_len); - *pos += scnprintf(buf + *pos, len - *pos, "Desc num per TX queue: %u\n", - kinfo->num_tx_desc); - *pos += scnprintf(buf + *pos, len - *pos, "Desc num per RX queue: %u\n", - kinfo->num_rx_desc); - *pos += scnprintf(buf + *pos, len - *pos, - "Total number of enabled TCs: %u\n", - kinfo->tc_info.num_tc); - *pos += scnprintf(buf + *pos, len - *pos, "MAX INT QL: %u\n", - dev_specs->int_ql_max); - *pos += scnprintf(buf + *pos, len - *pos, "MAX INT GL: %u\n", - dev_specs->max_int_gl); - *pos += scnprintf(buf + *pos, len - *pos, "MAX TM RATE: %u\n", - dev_specs->max_tm_rate); - *pos += scnprintf(buf + *pos, len - *pos, "MAX QSET number: %u\n", - dev_specs->max_qset_num); - *pos += scnprintf(buf + *pos, len - *pos, "umv size: %u\n", - dev_specs->umv_size); - *pos += scnprintf(buf + *pos, len - *pos, "mc mac size: %u\n", - dev_specs->mc_mac_size); - *pos += scnprintf(buf + *pos, len - *pos, "MAC statistics number: %u\n", - dev_specs->mac_stats_num); - *pos += scnprintf(buf + *pos, len - *pos, - "TX timeout threshold: %d seconds\n", - dev->watchdog_timeo / HZ); - *pos += scnprintf(buf + *pos, len - *pos, "Hilink Version: %u\n", - dev_specs->hilink_version); + seq_puts(s, "dev_spec:\n"); + seq_printf(s, "MAC entry num: %u\n", dev_specs->mac_entry_num); + seq_printf(s, "MNG entry num: %u\n", dev_specs->mng_entry_num); + seq_printf(s, "MAX non tso bd num: %u\n", + dev_specs->max_non_tso_bd_num); + seq_printf(s, "RSS ind tbl size: %u\n", dev_specs->rss_ind_tbl_size); + seq_printf(s, "RSS key size: %u\n", dev_specs->rss_key_size); + seq_printf(s, "RSS size: %u\n", kinfo->rss_size); + seq_printf(s, "Allocated RSS size: %u\n", kinfo->req_rss_size); + seq_printf(s, "Task queue pairs numbers: %u\n", kinfo->num_tqps); + seq_printf(s, "RX buffer length: %u\n", kinfo->rx_buf_len); + seq_printf(s, "Desc num per TX queue: %u\n", kinfo->num_tx_desc); + seq_printf(s, "Desc num per RX queue: %u\n", kinfo->num_rx_desc); + seq_printf(s, "Total number of enabled TCs: %u\n", + kinfo->tc_info.num_tc); + seq_printf(s, "MAX INT QL: %u\n", dev_specs->int_ql_max); + seq_printf(s, "MAX INT GL: %u\n", dev_specs->max_int_gl); + seq_printf(s, "MAX TM RATE: %u\n", dev_specs->max_tm_rate); + seq_printf(s, "MAX QSET number: %u\n", dev_specs->max_qset_num); + seq_printf(s, "umv size: %u\n", dev_specs->umv_size); + seq_printf(s, "mc mac size: %u\n", dev_specs->mc_mac_size); + seq_printf(s, "MAC statistics number: %u\n", dev_specs->mac_stats_num); + seq_printf(s, "TX timeout threshold: %d seconds\n", + dev->watchdog_timeo / HZ); + seq_printf(s, "mac tunnel number: %u\n", dev_specs->tnl_num); + seq_printf(s, "Hilink Version: %u\n", dev_specs->hilink_version); } -static int hns3_dbg_dev_info(struct hnae3_handle *h, char *buf, int len) +static int hns3_dbg_dev_info(struct seq_file *s, void *data) { - int pos = 0; + struct hnae3_handle *h = hnae3_seq_file_to_handle(s); - hns3_dbg_dev_caps(h, buf, len, &pos); - - hns3_dbg_dev_specs(h, buf, len, &pos); + hns3_dbg_dev_caps(h, s); + hns3_dbg_dev_specs(h, s); return 0; } -static const struct hns3_dbg_item page_pool_info_items[] = { - { "QUEUE_ID", 2 }, - { "ALLOCATE_CNT", 2 }, - { "FREE_CNT", 6 }, - { "POOL_SIZE(PAGE_NUM)", 2 }, - { "ORDER", 2 }, - { "NUMA_ID", 2 }, - { "MAX_LEN", 2 }, -}; - static void hns3_dump_page_pool_info(struct hns3_enet_ring *ring, - char **result, u32 index) + struct seq_file *s, u32 index) { - u32 j = 0; - - sprintf(result[j++], "%u", index); - sprintf(result[j++], "%u", - READ_ONCE(ring->page_pool->pages_state_hold_cnt)); - sprintf(result[j++], "%d", - atomic_read(&ring->page_pool->pages_state_release_cnt)); - sprintf(result[j++], "%u", ring->page_pool->p.pool_size); - sprintf(result[j++], "%u", ring->page_pool->p.order); - sprintf(result[j++], "%d", ring->page_pool->p.nid); - sprintf(result[j++], "%uK", ring->page_pool->p.max_len / 1024); + seq_printf(s, "%-10u%-14u%-14d%-21u%-7u%-9d%uK\n", + index, + READ_ONCE(ring->page_pool->pages_state_hold_cnt), + atomic_read(&ring->page_pool->pages_state_release_cnt), + ring->page_pool->p.pool_size, + ring->page_pool->p.order, + ring->page_pool->p.nid, + ring->page_pool->p.max_len / 1024); } -static int -hns3_dbg_page_pool_info(struct hnae3_handle *h, char *buf, int len) +static int hns3_dbg_page_pool_info(struct seq_file *s, void *data) { - char data_str[ARRAY_SIZE(page_pool_info_items)][HNS3_DBG_DATA_STR_LEN]; - char *result[ARRAY_SIZE(page_pool_info_items)]; + struct hnae3_handle *h = hnae3_seq_file_to_handle(s); struct hns3_nic_priv *priv = h->priv; - char content[HNS3_DBG_INFO_LEN]; struct hns3_enet_ring *ring; - int pos = 0; u32 i; if (!priv->ring) { @@ -1163,162 +800,44 @@ hns3_dbg_page_pool_info(struct hnae3_handle *h, char *buf, int len) return -EFAULT; } - for (i = 0; i < ARRAY_SIZE(page_pool_info_items); i++) - result[i] = &data_str[i][0]; + seq_puts(s, "QUEUE_ID ALLOCATE_CNT FREE_CNT "); + seq_puts(s, "POOL_SIZE(PAGE_NUM) ORDER NUMA_ID MAX_LEN\n"); - hns3_dbg_fill_content(content, sizeof(content), page_pool_info_items, - NULL, ARRAY_SIZE(page_pool_info_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); for (i = 0; i < h->kinfo.num_tqps; i++) { if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) return -EPERM; + ring = &priv->ring[(u32)(i + h->kinfo.num_tqps)]; - hns3_dump_page_pool_info(ring, result, i); - hns3_dbg_fill_content(content, sizeof(content), - page_pool_info_items, - (const char **)result, - ARRAY_SIZE(page_pool_info_items)); - pos += scnprintf(buf + pos, len - pos, "%s", content); + hns3_dump_page_pool_info(ring, s, i); } return 0; } -static int hns3_dbg_get_cmd_index(struct hns3_dbg_data *dbg_data, u32 *index) -{ - u32 i; - - for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) { - if (hns3_dbg_cmd[i].cmd == dbg_data->cmd) { - *index = i; - return 0; - } - } - - dev_err(&dbg_data->handle->pdev->dev, "unknown command(%d)\n", - dbg_data->cmd); - return -EINVAL; -} - -static const struct hns3_dbg_func hns3_dbg_cmd_func[] = { - { - .cmd = HNAE3_DBG_CMD_QUEUE_MAP, - .dbg_dump = hns3_dbg_queue_map, - }, - { - .cmd = HNAE3_DBG_CMD_DEV_INFO, - .dbg_dump = hns3_dbg_dev_info, - }, - { - .cmd = HNAE3_DBG_CMD_TX_BD, - .dbg_dump_bd = hns3_dbg_tx_bd_info, - }, - { - .cmd = HNAE3_DBG_CMD_RX_BD, - .dbg_dump_bd = hns3_dbg_rx_bd_info, - }, - { - .cmd = HNAE3_DBG_CMD_RX_QUEUE_INFO, - .dbg_dump = hns3_dbg_rx_queue_info, - }, - { - .cmd = HNAE3_DBG_CMD_TX_QUEUE_INFO, - .dbg_dump = hns3_dbg_tx_queue_info, - }, - { - .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, - enum hnae3_dbg_cmd cmd, char *buf, int len) -{ - const struct hnae3_ae_ops *ops = dbg_data->handle->ae_algo->ops; - const struct hns3_dbg_func *cmd_func; - u32 i; - - for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd_func); i++) { - if (cmd == hns3_dbg_cmd_func[i].cmd) { - cmd_func = &hns3_dbg_cmd_func[i]; - if (cmd_func->dbg_dump) - return cmd_func->dbg_dump(dbg_data->handle, buf, - len); - else - return cmd_func->dbg_dump_bd(dbg_data, buf, - len); - } - } - - if (!ops->dbg_read_cmd) - return -EOPNOTSUPP; - - return ops->dbg_read_cmd(dbg_data->handle, cmd, buf, len); -} - -static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer, - size_t count, loff_t *ppos) -{ - char *buf = filp->private_data; - - return simple_read_from_buffer(buffer, count, ppos, buf, strlen(buf)); -} - -static int hns3_dbg_open(struct inode *inode, struct file *filp) +static int hns3_dbg_bd_info_show(struct seq_file *s, void *private) { - struct hns3_dbg_data *dbg_data = inode->i_private; - struct hnae3_handle *handle = dbg_data->handle; - struct hns3_nic_priv *priv = handle->priv; - u32 index; - char *buf; - int ret; + struct hns3_dbg_data *data = s->private; + struct hnae3_handle *h = data->handle; + struct hns3_nic_priv *priv = h->priv; if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) || test_bit(HNS3_NIC_STATE_RESETTING, &priv->state)) return -EBUSY; - ret = hns3_dbg_get_cmd_index(dbg_data, &index); - if (ret) - return ret; - - buf = kvzalloc(hns3_dbg_cmd[index].buf_len, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - ret = hns3_dbg_read_cmd(dbg_data, hns3_dbg_cmd[index].cmd, - buf, hns3_dbg_cmd[index].buf_len); - if (ret) { - kvfree(buf); - return ret; - } - - filp->private_data = buf; - return 0; -} + if (data->cmd == HNAE3_DBG_CMD_TX_BD) + return hns3_dbg_tx_bd_info(s, private); + else if (data->cmd == HNAE3_DBG_CMD_RX_BD) + return hns3_dbg_rx_bd_info(s, private); -static int hns3_dbg_release(struct inode *inode, struct file *filp) -{ - kvfree(filp->private_data); - filp->private_data = NULL; - return 0; + return -EOPNOTSUPP; } - -static const struct file_operations hns3_dbg_fops = { - .owner = THIS_MODULE, - .open = hns3_dbg_open, - .read = hns3_dbg_read, - .release = hns3_dbg_release, -}; +DEFINE_SHOW_ATTRIBUTE(hns3_dbg_bd_info); static int hns3_dbg_bd_file_init(struct hnae3_handle *handle, u32 cmd) { - struct dentry *entry_dir; struct hns3_dbg_data *data; + struct dentry *entry_dir; u16 max_queue_num; unsigned int i; @@ -1337,34 +856,73 @@ static int hns3_dbg_bd_file_init(struct hnae3_handle *handle, u32 cmd) data[i].qid = i; sprintf(name, "%s%u", hns3_dbg_cmd[cmd].name, i); debugfs_create_file(name, 0400, entry_dir, &data[i], - &hns3_dbg_fops); + &hns3_dbg_bd_info_fops); } return 0; } -static int -hns3_dbg_common_file_init(struct hnae3_handle *handle, u32 cmd) +static int hns3_dbg_common_init_t1(struct hnae3_handle *handle, u32 cmd) { - struct hns3_dbg_data *data; + struct device *dev = &handle->pdev->dev; struct dentry *entry_dir; + read_func func = NULL; + + switch (hns3_dbg_cmd[cmd].cmd) { + case HNAE3_DBG_CMD_TX_QUEUE_INFO: + func = hns3_dbg_tx_queue_info; + break; + case HNAE3_DBG_CMD_RX_QUEUE_INFO: + func = hns3_dbg_rx_queue_info; + break; + case HNAE3_DBG_CMD_QUEUE_MAP: + func = hns3_dbg_queue_map; + break; + case HNAE3_DBG_CMD_PAGE_POOL_INFO: + func = hns3_dbg_page_pool_info; + break; + case HNAE3_DBG_CMD_COAL_INFO: + func = hns3_dbg_coal_info; + break; + case HNAE3_DBG_CMD_DEV_INFO: + func = hns3_dbg_dev_info; + break; + default: + return -EINVAL; + } - data = devm_kzalloc(&handle->pdev->dev, sizeof(*data), GFP_KERNEL); - if (!data) - return -ENOMEM; + entry_dir = hns3_dbg_dentry[hns3_dbg_cmd[cmd].dentry].dentry; + debugfs_create_devm_seqfile(dev, hns3_dbg_cmd[cmd].name, entry_dir, + func); + + return 0; +} + +static int hns3_dbg_common_init_t2(struct hnae3_handle *handle, u32 cmd) +{ + const struct hnae3_ae_ops *ops = hns3_get_ops(handle); + struct device *dev = &handle->pdev->dev; + struct dentry *entry_dir; + read_func func; + int ret; + + if (!ops->dbg_get_read_func) + return 0; + + ret = ops->dbg_get_read_func(handle, hns3_dbg_cmd[cmd].cmd, &func); + if (ret) + return ret; - data->handle = handle; - data->cmd = hns3_dbg_cmd[cmd].cmd; entry_dir = hns3_dbg_dentry[hns3_dbg_cmd[cmd].dentry].dentry; - debugfs_create_file(hns3_dbg_cmd[cmd].name, 0400, entry_dir, - data, &hns3_dbg_fops); + debugfs_create_devm_seqfile(dev, hns3_dbg_cmd[cmd].name, entry_dir, + func); return 0; } int hns3_dbg_init(struct hnae3_handle *handle) { - struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); + struct hnae3_ae_dev *ae_dev = hns3_get_ae_dev(handle); const char *name = pci_name(handle->pdev); int ret; u32 i; |