Commit c5c62287 authored by Vinith Kumar R's avatar Vinith Kumar R Committed by Jeff Johnson
Browse files

wifi: ath12k: Add device dp stats support 



Add support for data path related device specific stats. This
information helps to debug connectivity and performance issues
in AP, STA, and Mesh modes.

Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.1.1-00210-QCAHKSWPL_SILICONZ-1
Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3

Signed-off-by: default avatarVinith Kumar R <quic_vinithku@quicinc.com>
Signed-off-by: default avatarNithyanantham Paramasivam <nithyanantham.paramasivam@oss.qualcomm.com>
Reviewed-by: default avatarMahendran P <quic_mahep@quicinc.com>
Link: https://patch.msgid.link/20250425012802.698914-3-nithyanantham.paramasivam@oss.qualcomm.com


Signed-off-by: default avatarJeff Johnson <jeff.johnson@oss.qualcomm.com>
parent b602f1f2

drivers/net/wireless/ath/ath12k/core.h

+7 −0
Original line number Diff line number Diff line
@@ -920,6 +920,13 @@ struct ath12k_device_dp_stats { 
	u32 reo_error[HAL_REO_DEST_RING_ERROR_CODE_MAX];

	u32 hal_reo_error[DP_REO_DST_RING_MAX];

	struct ath12k_device_dp_tx_err_stats tx_err;

	u32 reo_rx[DP_REO_DST_RING_MAX][ATH12K_MAX_DEVICES];

	u32 rx_wbm_rel_source[HAL_WBM_REL_SRC_MODULE_MAX][ATH12K_MAX_DEVICES];

	u32 tqm_rel_reason[MAX_TQM_RELEASE_REASON];

	u32 fw_tx_status[MAX_FW_TX_STATUS];

	u32 tx_wbm_rel_source[HAL_WBM_REL_SRC_MODULE_MAX];

	u32 tx_enqueued[DP_TCL_NUM_RING_MAX];

	u32 tx_completed[DP_TCL_NUM_RING_MAX];

};



struct ath12k_reg_freq {

drivers/net/wireless/ath/ath12k/dp.h

+3 −0
Original line number Diff line number Diff line
@@ -287,6 +287,9 @@ struct ath12k_pdev_dp { 
/* Invalid TX Bank ID value */

#define DP_INVALID_BANK_ID -1



#define MAX_TQM_RELEASE_REASON 15

#define MAX_FW_TX_STATUS 7



struct ath12k_dp_tx_bank_profile {

	u8 is_configured;

	u32 num_users;

drivers/net/wireless/ath/ath12k/dp_rx.c

+8 −0
Original line number Diff line number Diff line
@@ -2877,6 +2877,7 @@ int ath12k_dp_rx_process(struct ath12k_base *ab, int ring_id, 
				 DMA_FROM_DEVICE);



		num_buffs_reaped[device_id]++;

		ab->device_stats.reo_rx[ring_id][ab->device_id]++;



		push_reason = le32_get_bits(desc->info0,

					    HAL_REO_DEST_RING_INFO0_PUSH_REASON);
@@ -4026,6 +4027,7 @@ int ath12k_dp_rx_process_wbm_err(struct ath12k_base *ab, 
	int num_buffs_reaped[ATH12K_MAX_DEVICES] = {};

	int total_num_buffs_reaped = 0;

	struct ath12k_rx_desc_info *desc_info;

	struct ath12k_device_dp_stats *device_stats = &ab->device_stats;

	struct ath12k_hw_link *hw_links = ag->hw_links;

	struct ath12k_base *partner_ab;

	u8 hw_link_id, device_id;
@@ -4199,6 +4201,12 @@ int ath12k_dp_rx_process_wbm_err(struct ath12k_base *ab, 
			dev_kfree_skb_any(msdu);

			continue;

		}



		if (rxcb->err_rel_src < HAL_WBM_REL_SRC_MODULE_MAX) {

			device_id = ar->ab->device_id;

			device_stats->rx_wbm_rel_source[rxcb->err_rel_src][device_id]++;

		}



		ath12k_dp_rx_wbm_err(ar, napi, msdu, &msdu_list);

	}

	rcu_read_unlock();

drivers/net/wireless/ath/ath12k/dp_tx.c

+20 −2
Original line number Diff line number Diff line
@@ -477,6 +477,8 @@ int ath12k_dp_tx(struct ath12k *ar, struct ath12k_link_vif *arvif, 
		arvif->link_stats.tx_enqueued++;

	spin_unlock_bh(&arvif->link_stats_lock);



	ab->device_stats.tx_enqueued[ti.ring_id]++;



	ath12k_hal_tx_cmd_desc_setup(ab, hal_tcl_desc, &ti);



	ath12k_hal_srng_access_end(ab, tcl_ring);
@@ -557,6 +559,7 @@ ath12k_dp_tx_htt_tx_complete_buf(struct ath12k_base *ab, 
	info = IEEE80211_SKB_CB(msdu);



	ar = skb_cb->ar;

	ab->device_stats.tx_completed[tx_ring->tcl_data_ring_id]++;



	if (atomic_dec_and_test(&ar->dp.num_tx_pending))

		wake_up(&ar->dp.tx_empty_waitq);
@@ -614,6 +617,7 @@ ath12k_dp_tx_process_htt_tx_complete(struct ath12k_base *ab, void *desc, 


	wbm_status = le32_get_bits(status_desc->info0,

				   HTT_TX_WBM_COMP_INFO0_STATUS);

	ab->device_stats.fw_tx_status[wbm_status]++;



	switch (wbm_status) {

	case HAL_WBM_REL_HTT_TX_COMP_STATUS_OK:
@@ -760,7 +764,8 @@ static void ath12k_dp_tx_update_txcompl(struct ath12k *ar, struct hal_tx_status 


static void ath12k_dp_tx_complete_msdu(struct ath12k *ar,

				       struct ath12k_tx_desc_params *desc_params,

				       struct hal_tx_status *ts)

				       struct hal_tx_status *ts,

				       int ring)

{

	struct ath12k_base *ab = ar->ab;

	struct ath12k_hw *ah = ar->ah;
@@ -777,6 +782,7 @@ static void ath12k_dp_tx_complete_msdu(struct ath12k *ar, 
	}



	skb_cb = ATH12K_SKB_CB(msdu);

	ab->device_stats.tx_completed[ring]++;



	dma_unmap_single(ab->dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);

	if (skb_cb->paddr_ext_desc) {
@@ -907,6 +913,8 @@ void ath12k_dp_tx_completion_handler(struct ath12k_base *ab, int ring_id) 
	struct hal_wbm_release_ring *desc;

	u8 pdev_id;

	u64 desc_va;

	enum hal_wbm_rel_src_module buf_rel_source;

	enum hal_wbm_tqm_rel_reason rel_status;



	spin_lock_bh(&status_ring->lock);
@@ -963,6 +971,15 @@ void ath12k_dp_tx_completion_handler(struct ath12k_base *ab, int ring_id) 
		desc_params.skb = tx_desc->skb;

		desc_params.skb_ext_desc = tx_desc->skb_ext_desc;



		/* Find the HAL_WBM_RELEASE_INFO0_REL_SRC_MODULE value */

		buf_rel_source = le32_get_bits(tx_status->info0,

					       HAL_WBM_RELEASE_INFO0_REL_SRC_MODULE);

		ab->device_stats.tx_wbm_rel_source[buf_rel_source]++;



		rel_status = le32_get_bits(tx_status->info0,

					   HAL_WBM_COMPL_TX_INFO0_TQM_RELEASE_REASON);

		ab->device_stats.tqm_rel_reason[rel_status]++;



		/* Release descriptor as soon as extracting necessary info

		 * to reduce contention

		 */
@@ -979,7 +996,8 @@ void ath12k_dp_tx_completion_handler(struct ath12k_base *ab, int ring_id) 
		if (atomic_dec_and_test(&ar->dp.num_tx_pending))

			wake_up(&ar->dp.tx_empty_waitq);



		ath12k_dp_tx_complete_msdu(ar, &desc_params, &ts);

		ath12k_dp_tx_complete_msdu(ar, &desc_params, &ts,

					   tx_ring->tcl_data_ring_id);

	}

}

drivers/net/wireless/ath/ath12k/hal_desc.h

+5 −0
Original line number Diff line number Diff line
@@ -1008,6 +1008,10 @@ enum hal_reo_entr_rxdma_ecode { 
	HAL_REO_ENTR_RING_RXDMA_ECODE_FLOW_TIMEOUT_ERR,

	HAL_REO_ENTR_RING_RXDMA_ECODE_FLUSH_REQUEST_ERR,

	HAL_REO_ENTR_RING_RXDMA_ECODE_AMSDU_FRAG_ERR,

	HAL_REO_ENTR_RING_RXDMA_ECODE_MULTICAST_ECHO_ERR,

	HAL_REO_ENTR_RING_RXDMA_ECODE_AMSDU_MISMATCH_ERR,

	HAL_REO_ENTR_RING_RXDMA_ECODE_UNAUTH_WDS_ERR,

	HAL_REO_ENTR_RING_RXDMA_ECODE_GRPCAST_AMSDU_WDS_ERR,

	HAL_REO_ENTR_RING_RXDMA_ECODE_MAX,

};
@@ -1809,6 +1813,7 @@ enum hal_wbm_rel_src_module { 
	HAL_WBM_REL_SRC_MODULE_REO,

	HAL_WBM_REL_SRC_MODULE_FW,

	HAL_WBM_REL_SRC_MODULE_SW,

	HAL_WBM_REL_SRC_MODULE_MAX,

};



enum hal_wbm_rel_desc_type {