diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/debug.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/debug_htt_stats.c | 44 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/debug_htt_stats.h | 28 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/dp.h | 8 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/dp_rx.c | 26 |
5 files changed, 108 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath11k/debug.h b/drivers/net/wireless/ath/ath11k/debug.h index 427d3ac5c909..97e7306c506d 100644 --- a/drivers/net/wireless/ath/ath11k/debug.h +++ b/drivers/net/wireless/ath/ath11k/debug.h @@ -53,6 +53,8 @@ enum ath11k_dbg_htt_ext_stats_type { ATH11K_DBG_HTT_EXT_STATS_TWT_SESSIONS = 20, ATH11K_DBG_HTT_EXT_STATS_REO_RESOURCE_STATS = 21, ATH11K_DBG_HTT_EXT_STATS_TX_SOUNDING_INFO = 22, + ATH11K_DBG_HTT_EXT_STATS_PDEV_OBSS_PD_STATS = 23, + ATH11K_DBG_HTT_EXT_STATS_RING_BACKPRESSURE_STATS = 24, /* keep this last */ ATH11K_DBG_HTT_NUM_EXT_STATS, diff --git a/drivers/net/wireless/ath/ath11k/debug_htt_stats.c b/drivers/net/wireless/ath/ath11k/debug_htt_stats.c index f44dec839e70..5db0c27de475 100644 --- a/drivers/net/wireless/ath/ath11k/debug_htt_stats.c +++ b/drivers/net/wireless/ath/ath11k/debug_htt_stats.c @@ -3854,6 +3854,47 @@ htt_print_pdev_obss_pd_stats_tlv_v(const void *tag_buf, stats_req->buf_len = len; } +static inline void htt_print_backpressure_stats_tlv_v(const u32 *tag_buf, + u8 *data) +{ + struct debug_htt_stats_req *stats_req = + (struct debug_htt_stats_req *)data; + struct htt_ring_backpressure_stats_tlv *htt_stats_buf = + (struct htt_ring_backpressure_stats_tlv *)tag_buf; + int i; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH11K_HTT_STATS_BUF_SIZE; + + len += HTT_DBG_OUT(buf + len, buf_len - len, "pdev_id = %u", + htt_stats_buf->pdev_id); + len += HTT_DBG_OUT(buf + len, buf_len - len, "current_head_idx = %u", + htt_stats_buf->current_head_idx); + len += HTT_DBG_OUT(buf + len, buf_len - len, "current_tail_idx = %u", + htt_stats_buf->current_tail_idx); + len += HTT_DBG_OUT(buf + len, buf_len - len, "num_htt_msgs_sent = %u", + htt_stats_buf->num_htt_msgs_sent); + len += HTT_DBG_OUT(buf + len, buf_len - len, + "backpressure_time_ms = %u", + htt_stats_buf->backpressure_time_ms); + + for (i = 0; i < 5; i++) + len += HTT_DBG_OUT(buf + len, buf_len - len, + "backpressure_hist_%u = %u", + i + 1, htt_stats_buf->backpressure_hist[i]); + + len += HTT_DBG_OUT(buf + len, buf_len - len, + "============================"); + + if (len >= buf_len) { + buf[buf_len - 1] = 0; + stats_req->buf_len = buf_len - 1; + } else { + buf[len] = 0; + stats_req->buf_len = len; + } +} + static inline void htt_htt_stats_debug_dump(const u32 *tag_buf, struct debug_htt_stats_req *stats_req) { @@ -4246,6 +4287,9 @@ static int ath11k_dbg_htt_ext_stats_parse(struct ath11k_base *ab, case HTT_STATS_PDEV_OBSS_PD_TAG: htt_print_pdev_obss_pd_stats_tlv_v(tag_buf, stats_req); break; + case HTT_STATS_RING_BACKPRESSURE_STATS_TAG: + htt_print_backpressure_stats_tlv_v(tag_buf, user_data); + break; default: break; } diff --git a/drivers/net/wireless/ath/ath11k/debug_htt_stats.h b/drivers/net/wireless/ath/ath11k/debug_htt_stats.h index 4bdb62dd7b8d..23a6baa9e95a 100644 --- a/drivers/net/wireless/ath/ath11k/debug_htt_stats.h +++ b/drivers/net/wireless/ath/ath11k/debug_htt_stats.h @@ -100,6 +100,8 @@ enum htt_tlv_tag_t { HTT_STATS_SCHED_TXQ_SCHED_ORDER_SU_TAG = 86, HTT_STATS_SCHED_TXQ_SCHED_INELIGIBILITY_TAG = 87, HTT_STATS_PDEV_OBSS_PD_TAG = 88, + HTT_STATS_HW_WAR_TAG = 89, + HTT_STATS_RING_BACKPRESSURE_STATS_TAG = 90, HTT_STATS_MAX_TAG, }; @@ -1659,4 +1661,30 @@ struct htt_pdev_obss_pd_stats_tlv { }; void ath11k_debug_htt_stats_init(struct ath11k *ar); + +struct htt_ring_backpressure_stats_tlv { + u32 pdev_id; + u32 current_head_idx; + u32 current_tail_idx; + u32 num_htt_msgs_sent; + /* Time in milliseconds for which the ring has been in + * its current backpressure condition + */ + u32 backpressure_time_ms; + /* backpressure_hist - histogram showing how many times + * different degrees of backpressure duration occurred: + * Index 0 indicates the number of times ring was + * continuously in backpressure state for 100 - 200ms. + * Index 1 indicates the number of times ring was + * continuously in backpressure state for 200 - 300ms. + * Index 2 indicates the number of times ring was + * continuously in backpressure state for 300 - 400ms. + * Index 3 indicates the number of times ring was + * continuously in backpressure state for 400 - 500ms. + * Index 4 indicates the number of times ring was + * continuously in backpressure state beyond 500ms. + */ + u32 backpressure_hist[5]; +}; + #endif diff --git a/drivers/net/wireless/ath/ath11k/dp.h b/drivers/net/wireless/ath/ath11k/dp.h index ed11728478e9..f504077086da 100644 --- a/drivers/net/wireless/ath/ath11k/dp.h +++ b/drivers/net/wireless/ath/ath11k/dp.h @@ -936,6 +936,7 @@ enum htt_t2h_msg_type { HTT_T2H_MSG_TYPE_PEER_UNMAP = 0x1f, HTT_T2H_MSG_TYPE_PPDU_STATS_IND = 0x1d, HTT_T2H_MSG_TYPE_EXT_STATS_CONF = 0x1c, + HTT_T2H_MSG_TYPE_BKPRESSURE_EVENT_IND = 0x24, }; #define HTT_TARGET_VERSION_MAJOR 3 @@ -984,6 +985,13 @@ struct htt_resp_msg { }; } __packed; +#define HTT_BACKPRESSURE_EVENT_PDEV_ID_M GENMASK(15, 8) +#define HTT_BACKPRESSURE_EVENT_RING_TYPE_M GENMASK(23, 16) +#define HTT_BACKPRESSURE_EVENT_RING_ID_M GENMASK(31, 24) + +#define HTT_BACKPRESSURE_EVENT_HP_M GENMASK(15, 0) +#define HTT_BACKPRESSURE_EVENT_TP_M GENMASK(31, 16) + /* ppdu stats * * @details diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index 320fec2aede3..61ff9a9a32cf 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -1499,6 +1499,29 @@ static void ath11k_htt_pktlog(struct ath11k_base *ab, struct sk_buff *skb) trace_ath11k_htt_pktlog(ar, data->payload, hdr->size); } +static void ath11k_htt_backpressure_event_handler(struct ath11k_base *ab, + struct sk_buff *skb) +{ + u32 *data = (u32 *)skb->data; + u8 pdev_id, ring_type, ring_id; + u16 hp, tp; + u32 backpressure_time; + + pdev_id = FIELD_GET(HTT_BACKPRESSURE_EVENT_PDEV_ID_M, *data); + ring_type = FIELD_GET(HTT_BACKPRESSURE_EVENT_RING_TYPE_M, *data); + ring_id = FIELD_GET(HTT_BACKPRESSURE_EVENT_RING_ID_M, *data); + ++data; + + hp = FIELD_GET(HTT_BACKPRESSURE_EVENT_HP_M, *data); + tp = FIELD_GET(HTT_BACKPRESSURE_EVENT_TP_M, *data); + ++data; + + backpressure_time = *data; + + ath11k_dbg(ab, ATH11K_DBG_DP_HTT, "htt backpressure event, pdev %d, ring type %d,ring id %d, hp %d tp %d, backpressure time %d\n", + pdev_id, ring_type, ring_id, hp, tp, backpressure_time); +} + void ath11k_dp_htt_htc_t2h_msg_handler(struct ath11k_base *ab, struct sk_buff *skb) { @@ -1548,6 +1571,9 @@ void ath11k_dp_htt_htc_t2h_msg_handler(struct ath11k_base *ab, case HTT_T2H_MSG_TYPE_PKTLOG: ath11k_htt_pktlog(ab, skb); break; + case HTT_T2H_MSG_TYPE_BKPRESSURE_EVENT_IND: + ath11k_htt_backpressure_event_handler(ab, skb); + break; default: ath11k_warn(ab, "htt event %d not handled\n", type); break; |