Commit 559ef68f authored by Ashok Raj Nagarajan's avatar Ashok Raj Nagarajan Committed by Kalle Valo
Browse files

ath11k: Add support to reset htt peer stats 



This patch add supports to reset the per peer htt stats.

Usage:

echo 1 > /sys/kernel/debug/ieee80211/phyX/netdev:wlanX/stations/<peer MAC addr>/htt_peer_stats_reset

While doing so, sync the wmi services between FW and host.

Signed-off-by: default avatarAshok Raj Nagarajan <arnagara@codeaurora.org>
Signed-off-by: default avatarTamizh Chelvam <tamizhr@codeaurora.org>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1588610147-20231-1-git-send-email-tamizhr@codeaurora.org
parent b14fba7e

drivers/net/wireless/ath/ath11k/debug.h

+2 −0
Original line number Diff line number Diff line
@@ -80,6 +80,8 @@ struct ath_pktlog_hdr { 
	u8 payload[0];

};



#define ATH11K_HTT_PEER_STATS_RESET BIT(16)



#define ATH11K_HTT_STATS_BUF_SIZE (1024 * 512)

#define ATH11K_FW_STATS_BUF_SIZE (1024 * 1024)

drivers/net/wireless/ath/ath11k/debugfs_sta.c

+67 −0
Original line number Diff line number Diff line
@@ -8,6 +8,8 @@ 
#include "core.h"

#include "peer.h"

#include "debug.h"

#include "dp_tx.h"

#include "debug_htt_stats.h"



void

ath11k_accumulate_per_peer_tx_stats(struct ath11k_sta *arsta,
@@ -758,6 +760,66 @@ static const struct file_operations fops_aggr_mode = { 
	.llseek = default_llseek,

};



static ssize_t

ath11k_write_htt_peer_stats_reset(struct file *file,

				  const char __user *user_buf,

				  size_t count, loff_t *ppos)

{

	struct ieee80211_sta *sta = file->private_data;

	struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;

	struct ath11k *ar = arsta->arvif->ar;

	struct htt_ext_stats_cfg_params cfg_params = { 0 };

	int ret;

	u8 type;



	ret = kstrtou8_from_user(user_buf, count, 0, &type);

	if (ret)

		return ret;



	if (!type)

		return ret;



	mutex_lock(&ar->conf_mutex);

	cfg_params.cfg0 = HTT_STAT_PEER_INFO_MAC_ADDR;

	cfg_params.cfg0 |= FIELD_PREP(GENMASK(15, 1),

				HTT_PEER_STATS_REQ_MODE_FLUSH_TQM);



	cfg_params.cfg1 = HTT_STAT_DEFAULT_PEER_REQ_TYPE;



	cfg_params.cfg2 |= FIELD_PREP(GENMASK(7, 0), sta->addr[0]);

	cfg_params.cfg2 |= FIELD_PREP(GENMASK(15, 8), sta->addr[1]);

	cfg_params.cfg2 |= FIELD_PREP(GENMASK(23, 16), sta->addr[2]);

	cfg_params.cfg2 |= FIELD_PREP(GENMASK(31, 24), sta->addr[3]);



	cfg_params.cfg3 |= FIELD_PREP(GENMASK(7, 0), sta->addr[4]);

	cfg_params.cfg3 |= FIELD_PREP(GENMASK(15, 8), sta->addr[5]);



	cfg_params.cfg3 |= ATH11K_HTT_PEER_STATS_RESET;



	ret = ath11k_dp_tx_htt_h2t_ext_stats_req(ar,

						 ATH11K_DBG_HTT_EXT_STATS_PEER_INFO,

						 &cfg_params,

						 0ULL);

	if (ret) {

		ath11k_warn(ar->ab, "failed to send htt peer stats request: %d\n", ret);

		mutex_unlock(&ar->conf_mutex);

		return ret;

	}



	mutex_unlock(&ar->conf_mutex);



	ret = count;



	return ret;

}



static const struct file_operations fops_htt_peer_stats_reset = {

	.write = ath11k_write_htt_peer_stats_reset,

	.open = simple_open,

	.owner = THIS_MODULE,

	.llseek = default_llseek,

};



void ath11k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,

			    struct ieee80211_sta *sta, struct dentry *dir)

{
@@ -780,4 +842,9 @@ void ath11k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 
	debugfs_create_file("addba", 0200, dir, sta, &fops_addba);

	debugfs_create_file("addba_resp", 0200, dir, sta, &fops_addba_resp);

	debugfs_create_file("delba", 0200, dir, sta, &fops_delba);



	if (test_bit(WMI_TLV_SERVICE_PER_PEER_HTT_STATS_RESET,

		     ar->ab->wmi_ab.svc_map))

		debugfs_create_file("htt_peer_stats_reset", 0600, dir, sta,

				    &fops_htt_peer_stats_reset);

}

drivers/net/wireless/ath/ath11k/wmi.h

+37 −0
Original line number Diff line number Diff line
@@ -1976,6 +1976,43 @@ enum wmi_tlv_service { 
	WMI_TLV_SERVICE_TX_DATA_MGMT_ACK_RSSI = 174,

	WMI_TLV_SERVICE_NAN_DISABLE_SUPPORT = 175,

	WMI_TLV_SERVICE_HTT_H2T_NO_HTC_HDR_LEN_IN_MSG_LEN = 176,

	WMI_TLV_SERVICE_COEX_SUPPORT_UNEQUAL_ISOLATION = 177,

	WMI_TLV_SERVICE_HW_DB2DBM_CONVERSION_SUPPORT = 178,

	WMI_TLV_SERVICE_SUPPORT_EXTEND_ADDRESS = 179,

	WMI_TLV_SERVICE_BEACON_RECEPTION_STATS = 180,

	WMI_TLV_SERVICE_FETCH_TX_PN = 181,

	WMI_TLV_SERVICE_PEER_UNMAP_RESPONSE_SUPPORT = 182,

	WMI_TLV_SERVICE_TX_PER_PEER_AMPDU_SIZE = 183,

	WMI_TLV_SERVICE_BSS_COLOR_SWITCH_COUNT = 184,

	WMI_TLV_SERVICE_HTT_PEER_STATS_SUPPORT = 185,

	WMI_TLV_SERVICE_UL_RU26_ALLOWED = 186,

	WMI_TLV_SERVICE_GET_MWS_COEX_STATE = 187,

	WMI_TLV_SERVICE_GET_MWS_DPWB_STATE = 188,

	WMI_TLV_SERVICE_GET_MWS_TDM_STATE = 189,

	WMI_TLV_SERVICE_GET_MWS_IDRX_STATE = 190,

	WMI_TLV_SERVICE_GET_MWS_ANTENNA_SHARING_STATE = 191,

	WMI_TLV_SERVICE_ENHANCED_TPC_CONFIG_EVENT = 192,

	WMI_TLV_SERVICE_WLM_STATS_REQUEST = 193,

	WMI_TLV_SERVICE_EXT_PEER_TID_CONFIGS_SUPPORT = 194,

	WMI_TLV_SERVICE_WPA3_FT_SAE_SUPPORT = 195,

	WMI_TLV_SERVICE_WPA3_FT_SUITE_B_SUPPORT = 196,

	WMI_TLV_SERVICE_VOW_ENABLE = 197,

	WMI_TLV_SERVICE_CFR_CAPTURE_IND_EVT_TYPE_1 = 198,

	WMI_TLV_SERVICE_BROADCAST_TWT = 199,

	WMI_TLV_SERVICE_RAP_DETECTION_SUPPORT = 200,

	WMI_TLV_SERVICE_PS_TDCC = 201,

	WMI_TLV_SERVICE_THREE_WAY_COEX_CONFIG_LEGACY   = 202,

	WMI_TLV_SERVICE_THREE_WAY_COEX_CONFIG_OVERRIDE = 203,

	WMI_TLV_SERVICE_TX_PWR_PER_PEER = 204,

	WMI_TLV_SERVICE_STA_PLUS_STA_SUPPORT = 205,

	WMI_TLV_SERVICE_WPA3_FT_FILS = 206,

	WMI_TLV_SERVICE_ADAPTIVE_11R_ROAM = 207,

	WMI_TLV_SERVICE_CHAN_RF_CHARACTERIZATION_INFO = 208,

	WMI_TLV_SERVICE_FW_IFACE_COMBINATION_SUPPORT = 209,

	WMI_TLV_SERVICE_TX_COMPL_TSF64 = 210,

	WMI_TLV_SERVICE_DSM_ROAM_FILTER = 211,

	WMI_TLV_SERVICE_PACKET_CAPTURE_SUPPORT = 212,

	WMI_TLV_SERVICE_PER_PEER_HTT_STATS_RESET = 213,



	WMI_MAX_EXT_SERVICE

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