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Commit 7b6b153a authored by Michal Kazior's avatar Michal Kazior Committed by Kalle Valo
Browse files

ath10k: add vdev stats processing 



New qca6174 wmi-tlv firmware supports vdev stats.
This patch adds support for it in the debug
frontend.

Signed-off-by: default avatarMichal Kazior <michal.kazior@tieto.com>
Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent 2c512059

drivers/net/wireless/ath/ath10k/core.h

+20 −0
Original line number Diff line number Diff line
@@ -159,6 +159,25 @@ struct ath10k_fw_stats_peer { 
	u32 peer_rx_rate; /* 10x only */

};



struct ath10k_fw_stats_vdev {

	struct list_head list;



	u32 vdev_id;

	u32 beacon_snr;

	u32 data_snr;

	u32 num_tx_frames[4];

	u32 num_rx_frames;

	u32 num_tx_frames_retries[4];

	u32 num_tx_frames_failures[4];

	u32 num_rts_fail;

	u32 num_rts_success;

	u32 num_rx_err;

	u32 num_rx_discard;

	u32 num_tx_not_acked;

	u32 tx_rate_history[10];

	u32 beacon_rssi_history[10];

};



struct ath10k_fw_stats_pdev {

	struct list_head list;
@@ -220,6 +239,7 @@ struct ath10k_fw_stats_pdev { 


struct ath10k_fw_stats {

	struct list_head pdevs;

	struct list_head vdevs;

	struct list_head peers;

};

drivers/net/wireless/ath/ath10k/debug.c

+96 −0
Original line number Diff line number Diff line
@@ -243,6 +243,16 @@ static void ath10k_debug_fw_stats_pdevs_free(struct list_head *head) 
	}

}



static void ath10k_debug_fw_stats_vdevs_free(struct list_head *head)

{

	struct ath10k_fw_stats_vdev *i, *tmp;



	list_for_each_entry_safe(i, tmp, head, list) {

		list_del(&i->list);

		kfree(i);

	}

}



static void ath10k_debug_fw_stats_peers_free(struct list_head *head)

{

	struct ath10k_fw_stats_peer *i, *tmp;
@@ -258,6 +268,7 @@ static void ath10k_debug_fw_stats_reset(struct ath10k *ar) 
	spin_lock_bh(&ar->data_lock);

	ar->debug.fw_stats_done = false;

	ath10k_debug_fw_stats_pdevs_free(&ar->debug.fw_stats.pdevs);

	ath10k_debug_fw_stats_vdevs_free(&ar->debug.fw_stats.vdevs);

	ath10k_debug_fw_stats_peers_free(&ar->debug.fw_stats.peers);

	spin_unlock_bh(&ar->data_lock);

}
@@ -273,14 +284,27 @@ static size_t ath10k_debug_fw_stats_num_peers(struct list_head *head) 
	return num;

}



static size_t ath10k_debug_fw_stats_num_vdevs(struct list_head *head)

{

	struct ath10k_fw_stats_vdev *i;

	size_t num = 0;



	list_for_each_entry(i, head, list)

		++num;



	return num;

}



void ath10k_debug_fw_stats_process(struct ath10k *ar, struct sk_buff *skb)

{

	struct ath10k_fw_stats stats = {};

	bool is_start, is_started, is_end;

	size_t num_peers;

	size_t num_vdevs;

	int ret;



	INIT_LIST_HEAD(&stats.pdevs);

	INIT_LIST_HEAD(&stats.vdevs);

	INIT_LIST_HEAD(&stats.peers);



	spin_lock_bh(&ar->data_lock);
@@ -308,6 +332,7 @@ void ath10k_debug_fw_stats_process(struct ath10k *ar, struct sk_buff *skb) 
	}



	num_peers = ath10k_debug_fw_stats_num_peers(&ar->debug.fw_stats.peers);

	num_vdevs = ath10k_debug_fw_stats_num_vdevs(&ar->debug.fw_stats.vdevs);

	is_start = (list_empty(&ar->debug.fw_stats.pdevs) &&

		    !list_empty(&stats.pdevs));

	is_end = (!list_empty(&ar->debug.fw_stats.pdevs) &&
@@ -330,7 +355,13 @@ void ath10k_debug_fw_stats_process(struct ath10k *ar, struct sk_buff *skb) 
			goto free;

		}



		if (num_vdevs >= BITS_PER_LONG) {

			ath10k_warn(ar, "dropping fw vdev stats\n");

			goto free;

		}



		list_splice_tail_init(&stats.peers, &ar->debug.fw_stats.peers);

		list_splice_tail_init(&stats.vdevs, &ar->debug.fw_stats.vdevs);

	}



	complete(&ar->debug.fw_stats_complete);
@@ -340,6 +371,7 @@ void ath10k_debug_fw_stats_process(struct ath10k *ar, struct sk_buff *skb) 
	 * resources if that is not the case.

	 */

	ath10k_debug_fw_stats_pdevs_free(&stats.pdevs);

	ath10k_debug_fw_stats_vdevs_free(&stats.vdevs);

	ath10k_debug_fw_stats_peers_free(&stats.peers);



unlock:
@@ -395,8 +427,11 @@ static void ath10k_fw_stats_fill(struct ath10k *ar, 
	unsigned int len = 0;

	unsigned int buf_len = ATH10K_FW_STATS_BUF_SIZE;

	const struct ath10k_fw_stats_pdev *pdev;

	const struct ath10k_fw_stats_vdev *vdev;

	const struct ath10k_fw_stats_peer *peer;

	size_t num_peers;

	size_t num_vdevs;

	int i;



	spin_lock_bh(&ar->data_lock);
@@ -408,6 +443,7 @@ static void ath10k_fw_stats_fill(struct ath10k *ar, 
	}



	num_peers = ath10k_debug_fw_stats_num_peers(&fw_stats->peers);

	num_vdevs = ath10k_debug_fw_stats_num_vdevs(&fw_stats->vdevs);



	len += scnprintf(buf + len, buf_len - len, "\n");

	len += scnprintf(buf + len, buf_len - len, "%30s\n",
@@ -529,6 +565,65 @@ static void ath10k_fw_stats_fill(struct ath10k *ar, 
	len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",

			 "MPDU errors (FCS, MIC, ENC)", pdev->mpdu_errs);



	len += scnprintf(buf + len, buf_len - len, "\n");

	len += scnprintf(buf + len, buf_len - len, "%30s (%zu)\n",

			 "ath10k VDEV stats", num_vdevs);

	len += scnprintf(buf + len, buf_len - len, "%30s\n\n",

				 "=================");



	list_for_each_entry(vdev, &fw_stats->vdevs, list) {

		len += scnprintf(buf + len, buf_len - len, "%30s %u\n",

				 "vdev id", vdev->vdev_id);

		len += scnprintf(buf + len, buf_len - len, "%30s %u\n",

				 "beacon snr", vdev->beacon_snr);

		len += scnprintf(buf + len, buf_len - len, "%30s %u\n",

				 "data snr", vdev->data_snr);

		len += scnprintf(buf + len, buf_len - len, "%30s %u\n",

				 "num rx frames", vdev->num_rx_frames);

		len += scnprintf(buf + len, buf_len - len, "%30s %u\n",

				 "num rts fail", vdev->num_rts_fail);

		len += scnprintf(buf + len, buf_len - len, "%30s %u\n",

				 "num rts success", vdev->num_rts_success);

		len += scnprintf(buf + len, buf_len - len, "%30s %u\n",

				 "num rx err", vdev->num_rx_err);

		len += scnprintf(buf + len, buf_len - len, "%30s %u\n",

				 "num rx discard", vdev->num_rx_discard);

		len += scnprintf(buf + len, buf_len - len, "%30s %u\n",

				 "num tx not acked", vdev->num_tx_not_acked);



		for (i = 0 ; i < ARRAY_SIZE(vdev->num_tx_frames); i++)

			len += scnprintf(buf + len, buf_len - len,

					"%25s [%02d] %u\n",

					 "num tx frames", i,

					 vdev->num_tx_frames[i]);



		for (i = 0 ; i < ARRAY_SIZE(vdev->num_tx_frames_retries); i++)

			len += scnprintf(buf + len, buf_len - len,

					"%25s [%02d] %u\n",

					 "num tx frames retries", i,

					 vdev->num_tx_frames_retries[i]);



		for (i = 0 ; i < ARRAY_SIZE(vdev->num_tx_frames_failures); i++)

			len += scnprintf(buf + len, buf_len - len,

					"%25s [%02d] %u\n",

					 "num tx frames failures", i,

					 vdev->num_tx_frames_failures[i]);



		for (i = 0 ; i < ARRAY_SIZE(vdev->tx_rate_history); i++)

			len += scnprintf(buf + len, buf_len - len,

					"%25s [%02d] 0x%08x\n",

					 "tx rate history", i,

					 vdev->tx_rate_history[i]);



		for (i = 0 ; i < ARRAY_SIZE(vdev->beacon_rssi_history); i++)

			len += scnprintf(buf + len, buf_len - len,

					"%25s [%02d] %u\n",

					 "beacon rssi history", i,

					 vdev->beacon_rssi_history[i]);



		len += scnprintf(buf + len, buf_len - len, "\n");

	}



	len += scnprintf(buf + len, buf_len - len, "\n");

	len += scnprintf(buf + len, buf_len - len, "%30s (%zu)\n",

			 "ath10k PEER stats", num_peers);
@@ -1900,6 +1995,7 @@ int ath10k_debug_create(struct ath10k *ar) 
		return -ENOMEM;



	INIT_LIST_HEAD(&ar->debug.fw_stats.pdevs);

	INIT_LIST_HEAD(&ar->debug.fw_stats.vdevs);

	INIT_LIST_HEAD(&ar->debug.fw_stats.peers);



	return 0;