From ab18e3bc1c138f2b4358c6905a45afb7289d5086 Mon Sep 17 00:00:00 2001 From: Anilkumar Kolli Date: Tue, 28 Sep 2021 12:05:40 +0300 Subject: [PATCH] ath11k: Fix pktlog lite rx events Fix sending rx_buf_sz to ath11k_dp_tx_htt_rx_filter_setup() to enable pktlog full or lite mode. Depending on mode update the trace buffer with log type full/lite. Pktlog lite is a lighter version of pktlog. This can be used to capture PPDU stats. These are useful for firmware performance debugging. pktlog lite dumps are enabled using, echo "0x0 1" > ath11k/IPQ8074 hw2.0/mac0/pktlog_filter Tested On: IPQ8074 hw2.0 AHB WLAN.HK.2.1.0.1-01233-QCAHKSWPL_SILICONZ-1 v2 Signed-off-by: Anilkumar Kolli Signed-off-by: Jouni Malinen Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20210721212029.142388-1-jouni@codeaurora.org --- drivers/net/wireless/ath/ath11k/debugfs.c | 25 +++++++++++++++++++++---- drivers/net/wireless/ath/ath11k/dp.h | 1 + drivers/net/wireless/ath/ath11k/dp_rx.c | 16 +++++++++++++--- drivers/net/wireless/ath/ath11k/trace.h | 11 +++++++---- 4 files changed, 42 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/debugfs.c b/drivers/net/wireless/ath/ath11k/debugfs.c index 554feaf..17f0bbb 100644 --- a/drivers/net/wireless/ath/ath11k/debugfs.c +++ b/drivers/net/wireless/ath/ath11k/debugfs.c @@ -902,7 +902,7 @@ static ssize_t ath11k_write_pktlog_filter(struct file *file, struct htt_rx_ring_tlv_filter tlv_filter = {0}; u32 rx_filter = 0, ring_id, filter, mode; u8 buf[128] = {0}; - int i, ret; + int i, ret, rx_buf_sz = 0; ssize_t rc; mutex_lock(&ar->conf_mutex); @@ -940,6 +940,17 @@ static ssize_t ath11k_write_pktlog_filter(struct file *file, } } + /* Clear rx filter set for monitor mode and rx status */ + for (i = 0; i < ab->hw_params.num_rxmda_per_pdev; i++) { + ring_id = ar->dp.rx_mon_status_refill_ring[i].refill_buf_ring.ring_id; + ret = ath11k_dp_tx_htt_rx_filter_setup(ar->ab, ring_id, ar->dp.mac_id, + HAL_RXDMA_MONITOR_STATUS, + rx_buf_sz, &tlv_filter); + if (ret) { + ath11k_warn(ar->ab, "failed to set rx filter for monitor status ring\n"); + goto out; + } + } #define HTT_RX_FILTER_TLV_LITE_MODE \ (HTT_RX_FILTER_TLV_FLAGS_PPDU_START | \ HTT_RX_FILTER_TLV_FLAGS_PPDU_END | \ @@ -955,6 +966,7 @@ static ssize_t ath11k_write_pktlog_filter(struct file *file, HTT_RX_FILTER_TLV_FLAGS_MPDU_END | HTT_RX_FILTER_TLV_FLAGS_PACKET_HEADER | HTT_RX_FILTER_TLV_FLAGS_ATTENTION; + rx_buf_sz = DP_RX_BUFFER_SIZE; } else if (mode == ATH11K_PKTLOG_MODE_LITE) { ret = ath11k_dp_tx_htt_h2t_ppdu_stats_req(ar, HTT_PPDU_STATS_TAG_PKTLOG); @@ -964,7 +976,12 @@ static ssize_t ath11k_write_pktlog_filter(struct file *file, } rx_filter = HTT_RX_FILTER_TLV_LITE_MODE; + rx_buf_sz = DP_RX_BUFFER_SIZE_LITE; } else { + rx_buf_sz = DP_RX_BUFFER_SIZE; + tlv_filter = ath11k_mac_mon_status_filter_default; + rx_filter = tlv_filter.rx_filter; + ret = ath11k_dp_tx_htt_h2t_ppdu_stats_req(ar, HTT_PPDU_STATS_TAG_DEFAULT); if (ret) { @@ -988,7 +1005,7 @@ static ssize_t ath11k_write_pktlog_filter(struct file *file, ret = ath11k_dp_tx_htt_rx_filter_setup(ab, ring_id, ar->dp.mac_id + i, HAL_RXDMA_MONITOR_STATUS, - DP_RX_BUFFER_SIZE, &tlv_filter); + rx_buf_sz, &tlv_filter); if (ret) { ath11k_warn(ab, "failed to set rx filter for monitor status ring\n"); @@ -996,8 +1013,8 @@ static ssize_t ath11k_write_pktlog_filter(struct file *file, } } - ath11k_dbg(ab, ATH11K_DBG_WMI, "pktlog filter %d mode %s\n", - filter, ((mode == ATH11K_PKTLOG_MODE_FULL) ? "full" : "lite")); + ath11k_info(ab, "pktlog mode %s\n", + ((mode == ATH11K_PKTLOG_MODE_FULL) ? "full" : "lite")); ar->debug.pktlog_filter = filter; ar->debug.pktlog_mode = mode; diff --git a/drivers/net/wireless/ath/ath11k/dp.h b/drivers/net/wireless/ath/ath11k/dp.h index ee768cc..498c445 100644 --- a/drivers/net/wireless/ath/ath11k/dp.h +++ b/drivers/net/wireless/ath/ath11k/dp.h @@ -195,6 +195,7 @@ struct ath11k_pdev_dp { #define DP_RXDMA_MONITOR_DESC_RING_SIZE 4096 #define DP_RX_BUFFER_SIZE 2048 +#define DP_RX_BUFFER_SIZE_LITE 1024 #define DP_RX_BUFFER_ALIGN_SIZE 128 #define DP_RXDMA_BUF_COOKIE_BUF_ID GENMASK(17, 0) diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index cbf064b..90440c9 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -3030,6 +3030,8 @@ int ath11k_dp_rx_process_mon_status(struct ath11k_base *ab, int mac_id, struct ath11k_peer *peer; struct ath11k_sta *arsta; int num_buffs_reaped = 0; + u32 rx_buf_sz; + u16 log_type = 0; __skb_queue_head_init(&skb_list); @@ -3042,8 +3044,16 @@ int ath11k_dp_rx_process_mon_status(struct ath11k_base *ab, int mac_id, memset(&ppdu_info, 0, sizeof(ppdu_info)); ppdu_info.peer_id = HAL_INVALID_PEERID; - if (ath11k_debugfs_is_pktlog_rx_stats_enabled(ar)) - trace_ath11k_htt_rxdesc(ar, skb->data, DP_RX_BUFFER_SIZE); + if (ath11k_debugfs_is_pktlog_lite_mode_enabled(ar)) { + log_type = ATH11K_PKTLOG_TYPE_LITE_RX; + rx_buf_sz = DP_RX_BUFFER_SIZE_LITE; + } else if (ath11k_debugfs_is_pktlog_rx_stats_enabled(ar)) { + log_type = ATH11K_PKTLOG_TYPE_RX_STATBUF; + rx_buf_sz = DP_RX_BUFFER_SIZE; + } + + if (log_type) + trace_ath11k_htt_rxdesc(ar, skb->data, log_type, rx_buf_sz); hal_status = ath11k_hal_rx_parse_mon_status(ab, &ppdu_info, skb); @@ -3071,7 +3081,7 @@ int ath11k_dp_rx_process_mon_status(struct ath11k_base *ab, int mac_id, ath11k_dp_rx_update_peer_stats(arsta, &ppdu_info); if (ath11k_debugfs_is_pktlog_peer_valid(ar, peer->addr)) - trace_ath11k_htt_rxdesc(ar, skb->data, DP_RX_BUFFER_SIZE); + trace_ath11k_htt_rxdesc(ar, skb->data, log_type, rx_buf_sz); spin_unlock_bh(&ab->base_lock); rcu_read_unlock(); diff --git a/drivers/net/wireless/ath/ath11k/trace.h b/drivers/net/wireless/ath/ath11k/trace.h index d2d2a3c..25d18e9 100644 --- a/drivers/net/wireless/ath/ath11k/trace.h +++ b/drivers/net/wireless/ath/ath11k/trace.h @@ -79,14 +79,15 @@ TRACE_EVENT(ath11k_htt_ppdu_stats, ); TRACE_EVENT(ath11k_htt_rxdesc, - TP_PROTO(struct ath11k *ar, const void *data, size_t len), + TP_PROTO(struct ath11k *ar, const void *data, size_t log_type, size_t len), - TP_ARGS(ar, data, len), + TP_ARGS(ar, data, log_type, len), TP_STRUCT__entry( __string(device, dev_name(ar->ab->dev)) __string(driver, dev_driver_string(ar->ab->dev)) __field(u16, len) + __field(u16, log_type) __dynamic_array(u8, rxdesc, len) ), @@ -94,14 +95,16 @@ TRACE_EVENT(ath11k_htt_rxdesc, __assign_str(device, dev_name(ar->ab->dev)); __assign_str(driver, dev_driver_string(ar->ab->dev)); __entry->len = len; + __entry->log_type = log_type; memcpy(__get_dynamic_array(rxdesc), data, len); ), TP_printk( - "%s %s rxdesc len %d", + "%s %s rxdesc len %d type %d", __get_str(driver), __get_str(device), - __entry->len + __entry->len, + __entry->log_type ) ); -- 2.7.4