6 files changed, 207 insertions, 90 deletions

diff --git a/drivers/net/wireless/ath/wcn36xx/hal.h b/drivers/net/wireless/ath/wcn36xx/hal.h
index 2a1db9756fd5..46a49f0a51b3 100644
--- a/drivers/net/wireless/ath/wcn36xx/hal.h
+++ b/drivers/net/wireless/ath/wcn36xx/hal.h
@@ -2626,7 +2626,12 @@ enum tx_rate_info {
 	HAL_TX_RATE_SGI = 0x8,
 
 	/* Rate with Long guard interval */
-	HAL_TX_RATE_LGI = 0x10
+	HAL_TX_RATE_LGI = 0x10,
+
+	/* VHT rates */
+	HAL_TX_RATE_VHT20  = 0x20,
+	HAL_TX_RATE_VHT40  = 0x40,
+	HAL_TX_RATE_VHT80  = 0x80,
 };
 
 struct ani_global_class_a_stats_info {
diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c
index 95ea7d040d8c..e34d3d0b7082 100644
--- a/drivers/net/wireless/ath/wcn36xx/main.c
+++ b/drivers/net/wireless/ath/wcn36xx/main.c
@@ -192,70 +192,74 @@ static inline u8 get_sta_index(struct ieee80211_vif *vif,
 	       sta_priv->sta_index;
 }
 
+#define DEFINE(s) [s] = #s
+
 static const char * const wcn36xx_caps_names[] = {
-	"MCC",				/* 0 */
-	"P2P",				/* 1 */
-	"DOT11AC",			/* 2 */
-	"SLM_SESSIONIZATION",		/* 3 */
-	"DOT11AC_OPMODE",		/* 4 */
-	"SAP32STA",			/* 5 */
-	"TDLS",				/* 6 */
-	"P2P_GO_NOA_DECOUPLE_INIT_SCAN",/* 7 */
-	"WLANACTIVE_OFFLOAD",		/* 8 */
-	"BEACON_OFFLOAD",		/* 9 */
-	"SCAN_OFFLOAD",			/* 10 */
-	"ROAM_OFFLOAD",			/* 11 */
-	"BCN_MISS_OFFLOAD",		/* 12 */
-	"STA_POWERSAVE",		/* 13 */
-	"STA_ADVANCED_PWRSAVE",		/* 14 */
-	"AP_UAPSD",			/* 15 */
-	"AP_DFS",			/* 16 */
-	"BLOCKACK",			/* 17 */
-	"PHY_ERR",			/* 18 */
-	"BCN_FILTER",			/* 19 */
-	"RTT",				/* 20 */
-	"RATECTRL",			/* 21 */
-	"WOW",				/* 22 */
-	"WLAN_ROAM_SCAN_OFFLOAD",	/* 23 */
-	"SPECULATIVE_PS_POLL",		/* 24 */
-	"SCAN_SCH",			/* 25 */
-	"IBSS_HEARTBEAT_OFFLOAD",	/* 26 */
-	"WLAN_SCAN_OFFLOAD",		/* 27 */
-	"WLAN_PERIODIC_TX_PTRN",	/* 28 */
-	"ADVANCE_TDLS",			/* 29 */
-	"BATCH_SCAN",			/* 30 */
-	"FW_IN_TX_PATH",		/* 31 */
-	"EXTENDED_NSOFFLOAD_SLOT",	/* 32 */
-	"CH_SWITCH_V1",			/* 33 */
-	"HT40_OBSS_SCAN",		/* 34 */
-	"UPDATE_CHANNEL_LIST",		/* 35 */
-	"WLAN_MCADDR_FLT",		/* 36 */
-	"WLAN_CH144",			/* 37 */
-	"NAN",				/* 38 */
-	"TDLS_SCAN_COEXISTENCE",	/* 39 */
-	"LINK_LAYER_STATS_MEAS",	/* 40 */
-	"MU_MIMO",			/* 41 */
-	"EXTENDED_SCAN",		/* 42 */
-	"DYNAMIC_WMM_PS",		/* 43 */
-	"MAC_SPOOFED_SCAN",		/* 44 */
-	"BMU_ERROR_GENERIC_RECOVERY",	/* 45 */
-	"DISA",				/* 46 */
-	"FW_STATS",			/* 47 */
-	"WPS_PRBRSP_TMPL",		/* 48 */
-	"BCN_IE_FLT_DELTA",		/* 49 */
-	"TDLS_OFF_CHANNEL",		/* 51 */
-	"RTT3",				/* 52 */
-	"MGMT_FRAME_LOGGING",		/* 53 */
-	"ENHANCED_TXBD_COMPLETION",	/* 54 */
-	"LOGGING_ENHANCEMENT",		/* 55 */
-	"EXT_SCAN_ENHANCED",		/* 56 */
-	"MEMORY_DUMP_SUPPORTED",	/* 57 */
-	"PER_PKT_STATS_SUPPORTED",	/* 58 */
-	"EXT_LL_STAT",			/* 60 */
-	"WIFI_CONFIG",			/* 61 */
-	"ANTENNA_DIVERSITY_SELECTION",	/* 62 */
+	DEFINE(MCC),
+	DEFINE(P2P),
+	DEFINE(DOT11AC),
+	DEFINE(SLM_SESSIONIZATION),
+	DEFINE(DOT11AC_OPMODE),
+	DEFINE(SAP32STA),
+	DEFINE(TDLS),
+	DEFINE(P2P_GO_NOA_DECOUPLE_INIT_SCAN),
+	DEFINE(WLANACTIVE_OFFLOAD),
+	DEFINE(BEACON_OFFLOAD),
+	DEFINE(SCAN_OFFLOAD),
+	DEFINE(ROAM_OFFLOAD),
+	DEFINE(BCN_MISS_OFFLOAD),
+	DEFINE(STA_POWERSAVE),
+	DEFINE(STA_ADVANCED_PWRSAVE),
+	DEFINE(AP_UAPSD),
+	DEFINE(AP_DFS),
+	DEFINE(BLOCKACK),
+	DEFINE(PHY_ERR),
+	DEFINE(BCN_FILTER),
+	DEFINE(RTT),
+	DEFINE(RATECTRL),
+	DEFINE(WOW),
+	DEFINE(WLAN_ROAM_SCAN_OFFLOAD),
+	DEFINE(SPECULATIVE_PS_POLL),
+	DEFINE(SCAN_SCH),
+	DEFINE(IBSS_HEARTBEAT_OFFLOAD),
+	DEFINE(WLAN_SCAN_OFFLOAD),
+	DEFINE(WLAN_PERIODIC_TX_PTRN),
+	DEFINE(ADVANCE_TDLS),
+	DEFINE(BATCH_SCAN),
+	DEFINE(FW_IN_TX_PATH),
+	DEFINE(EXTENDED_NSOFFLOAD_SLOT),
+	DEFINE(CH_SWITCH_V1),
+	DEFINE(HT40_OBSS_SCAN),
+	DEFINE(UPDATE_CHANNEL_LIST),
+	DEFINE(WLAN_MCADDR_FLT),
+	DEFINE(WLAN_CH144),
+	DEFINE(NAN),
+	DEFINE(TDLS_SCAN_COEXISTENCE),
+	DEFINE(LINK_LAYER_STATS_MEAS),
+	DEFINE(MU_MIMO),
+	DEFINE(EXTENDED_SCAN),
+	DEFINE(DYNAMIC_WMM_PS),
+	DEFINE(MAC_SPOOFED_SCAN),
+	DEFINE(BMU_ERROR_GENERIC_RECOVERY),
+	DEFINE(DISA),
+	DEFINE(FW_STATS),
+	DEFINE(WPS_PRBRSP_TMPL),
+	DEFINE(BCN_IE_FLT_DELTA),
+	DEFINE(TDLS_OFF_CHANNEL),
+	DEFINE(RTT3),
+	DEFINE(MGMT_FRAME_LOGGING),
+	DEFINE(ENHANCED_TXBD_COMPLETION),
+	DEFINE(LOGGING_ENHANCEMENT),
+	DEFINE(EXT_SCAN_ENHANCED),
+	DEFINE(MEMORY_DUMP_SUPPORTED),
+	DEFINE(PER_PKT_STATS_SUPPORTED),
+	DEFINE(EXT_LL_STAT),
+	DEFINE(WIFI_CONFIG),
+	DEFINE(ANTENNA_DIVERSITY_SELECTION),
 };
 
+#undef DEFINE
+
 static const char *wcn36xx_get_cap_name(enum place_holder_in_cap_bitmap x)
 {
 	if (x >= ARRAY_SIZE(wcn36xx_caps_names))
@@ -788,7 +792,7 @@ static void wcn36xx_update_allowed_rates(struct ieee80211_sta *sta,
 	int i, size;
 	u16 *rates_table;
 	struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta);
-	u32 rates = sta->supp_rates[band];
+	u32 rates = sta->deflink.supp_rates[band];
 
 	memset(&sta_priv->supported_rates, 0,
 		sizeof(sta_priv->supported_rates));
@@ -814,20 +818,20 @@ static void wcn36xx_update_allowed_rates(struct ieee80211_sta *sta,
 		}
 	}
 
-	if (sta->ht_cap.ht_supported) {
-		BUILD_BUG_ON(sizeof(sta->ht_cap.mcs.rx_mask) >
-			sizeof(sta_priv->supported_rates.supported_mcs_set));
+	if (sta->deflink.ht_cap.ht_supported) {
+		BUILD_BUG_ON(sizeof(sta->deflink.ht_cap.mcs.rx_mask) >
+			     sizeof(sta_priv->supported_rates.supported_mcs_set));
 		memcpy(sta_priv->supported_rates.supported_mcs_set,
-		       sta->ht_cap.mcs.rx_mask,
-		       sizeof(sta->ht_cap.mcs.rx_mask));
+		       sta->deflink.ht_cap.mcs.rx_mask,
+		       sizeof(sta->deflink.ht_cap.mcs.rx_mask));
 	}
 
-	if (sta->vht_cap.vht_supported) {
+	if (sta->deflink.vht_cap.vht_supported) {
 		sta_priv->supported_rates.op_rate_mode = STA_11ac;
 		sta_priv->supported_rates.vht_rx_mcs_map =
-				sta->vht_cap.vht_mcs.rx_mcs_map;
+				sta->deflink.vht_cap.vht_mcs.rx_mcs_map;
 		sta_priv->supported_rates.vht_tx_mcs_map =
-				sta->vht_cap.vht_mcs.tx_mcs_map;
+				sta->deflink.vht_cap.vht_mcs.tx_mcs_map;
 	}
 }
 
@@ -1400,6 +1404,21 @@ static int wcn36xx_get_survey(struct ieee80211_hw *hw, int idx,
 	return 0;
 }
 
+static void wcn36xx_sta_statistics(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+				   struct ieee80211_sta *sta, struct station_info *sinfo)
+{
+	struct wcn36xx *wcn;
+	u8 sta_index;
+	int status;
+
+	wcn = hw->priv;
+	sta_index = get_sta_index(vif, wcn36xx_sta_to_priv(sta));
+	status = wcn36xx_smd_get_stats(wcn, sta_index, HAL_GLOBAL_CLASS_A_STATS_INFO, sinfo);
+
+	if (status)
+		wcn36xx_err("wcn36xx_smd_get_stats failed\n");
+}
+
 static const struct ieee80211_ops wcn36xx_ops = {
 	.start			= wcn36xx_start,
 	.stop			= wcn36xx_stop,
@@ -1423,6 +1442,7 @@ static const struct ieee80211_ops wcn36xx_ops = {
 	.set_rts_threshold	= wcn36xx_set_rts_threshold,
 	.sta_add		= wcn36xx_sta_add,
 	.sta_remove		= wcn36xx_sta_remove,
+	.sta_statistics		= wcn36xx_sta_statistics,
 	.ampdu_action		= wcn36xx_ampdu_action,
 #if IS_ENABLED(CONFIG_IPV6)
 	.ipv6_addr_change	= wcn36xx_ipv6_addr_change,
diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c
index 59ad332156ae..7ac9a1e6f768 100644
--- a/drivers/net/wireless/ath/wcn36xx/smd.c
+++ b/drivers/net/wireless/ath/wcn36xx/smd.c
@@ -208,9 +208,9 @@ static void wcn36xx_smd_set_bss_nw_type(struct wcn36xx *wcn,
 {
 	if (NL80211_BAND_5GHZ == WCN36XX_BAND(wcn))
 		bss_params->nw_type = WCN36XX_HAL_11A_NW_TYPE;
-	else if (sta && sta->ht_cap.ht_supported)
+	else if (sta && sta->deflink.ht_cap.ht_supported)
 		bss_params->nw_type = WCN36XX_HAL_11N_NW_TYPE;
-	else if (sta && (sta->supp_rates[NL80211_BAND_2GHZ] & 0x7f))
+	else if (sta && (sta->deflink.supp_rates[NL80211_BAND_2GHZ] & 0x7f))
 		bss_params->nw_type = WCN36XX_HAL_11G_NW_TYPE;
 	else
 		bss_params->nw_type = WCN36XX_HAL_11B_NW_TYPE;
@@ -225,9 +225,10 @@ static void wcn36xx_smd_set_bss_ht_params(struct ieee80211_vif *vif,
 		struct ieee80211_sta *sta,
 		struct wcn36xx_hal_config_bss_params *bss_params)
 {
-	if (sta && sta->ht_cap.ht_supported) {
-		unsigned long caps = sta->ht_cap.cap;
-		bss_params->ht = sta->ht_cap.ht_supported;
+	if (sta && sta->deflink.ht_cap.ht_supported) {
+		unsigned long caps = sta->deflink.ht_cap.cap;
+
+		bss_params->ht = sta->deflink.ht_cap.ht_supported;
 		bss_params->tx_channel_width_set = is_cap_supported(caps,
 			IEEE80211_HT_CAP_SUP_WIDTH_20_40);
 		bss_params->lsig_tx_op_protection_full_support =
@@ -250,23 +251,24 @@ wcn36xx_smd_set_bss_vht_params(struct ieee80211_vif *vif,
 			       struct ieee80211_sta *sta,
 			       struct wcn36xx_hal_config_bss_params_v1 *bss)
 {
-	if (sta && sta->vht_cap.vht_supported)
+	if (sta && sta->deflink.vht_cap.vht_supported)
 		bss->vht_capable = 1;
 }
 
 static void wcn36xx_smd_set_sta_ht_params(struct ieee80211_sta *sta,
 		struct wcn36xx_hal_config_sta_params *sta_params)
 {
-	if (sta->ht_cap.ht_supported) {
-		unsigned long caps = sta->ht_cap.cap;
-		sta_params->ht_capable = sta->ht_cap.ht_supported;
+	if (sta->deflink.ht_cap.ht_supported) {
+		unsigned long caps = sta->deflink.ht_cap.cap;
+
+		sta_params->ht_capable = sta->deflink.ht_cap.ht_supported;
 		sta_params->tx_channel_width_set = is_cap_supported(caps,
 			IEEE80211_HT_CAP_SUP_WIDTH_20_40);
 		sta_params->lsig_txop_protection = is_cap_supported(caps,
 			IEEE80211_HT_CAP_LSIG_TXOP_PROT);
 
-		sta_params->max_ampdu_size = sta->ht_cap.ampdu_factor;
-		sta_params->max_ampdu_density = sta->ht_cap.ampdu_density;
+		sta_params->max_ampdu_size = sta->deflink.ht_cap.ampdu_factor;
+		sta_params->max_ampdu_density = sta->deflink.ht_cap.ampdu_density;
 		/* max_amsdu_size: 1 : 3839 bytes, 0 : 7935 bytes (max) */
 		sta_params->max_amsdu_size = !is_cap_supported(caps,
 			IEEE80211_HT_CAP_MAX_AMSDU);
@@ -287,10 +289,10 @@ static void wcn36xx_smd_set_sta_vht_params(struct wcn36xx *wcn,
 		struct ieee80211_sta *sta,
 		struct wcn36xx_hal_config_sta_params_v1 *sta_params)
 {
-	if (sta->vht_cap.vht_supported) {
-		unsigned long caps = sta->vht_cap.cap;
+	if (sta->deflink.vht_cap.vht_supported) {
+		unsigned long caps = sta->deflink.vht_cap.cap;
 
-		sta_params->vht_capable = sta->vht_cap.vht_supported;
+		sta_params->vht_capable = sta->deflink.vht_cap.vht_supported;
 		sta_params->vht_ldpc_enabled =
 			is_cap_supported(caps, IEEE80211_VHT_CAP_RXLDPC);
 		if (get_feat_caps(wcn->fw_feat_caps, MU_MIMO)) {
@@ -308,9 +310,10 @@ static void wcn36xx_smd_set_sta_vht_params(struct wcn36xx *wcn,
 static void wcn36xx_smd_set_sta_ht_ldpc_params(struct ieee80211_sta *sta,
 		struct wcn36xx_hal_config_sta_params_v1 *sta_params)
 {
-	if (sta->ht_cap.ht_supported) {
+	if (sta->deflink.ht_cap.ht_supported) {
 		sta_params->ht_ldpc_enabled =
-			is_cap_supported(sta->ht_cap.cap, IEEE80211_HT_CAP_LDPC_CODING);
+			is_cap_supported(sta->deflink.ht_cap.cap,
+					 IEEE80211_HT_CAP_LDPC_CODING);
 	}
 }
 
@@ -2627,6 +2630,62 @@ out:
 	return ret;
 }
 
+int wcn36xx_smd_get_stats(struct wcn36xx *wcn, u8 sta_index, u32 stats_mask,
+			  struct station_info *sinfo)
+{
+	struct wcn36xx_hal_stats_req_msg msg_body;
+	struct wcn36xx_hal_stats_rsp_msg *rsp;
+	void *rsp_body;
+	int ret;
+
+	if (stats_mask & ~HAL_GLOBAL_CLASS_A_STATS_INFO) {
+		wcn36xx_err("stats_mask 0x%x contains unimplemented types\n",
+			    stats_mask);
+		return -EINVAL;
+	}
+
+	mutex_lock(&wcn->hal_mutex);
+	INIT_HAL_MSG(msg_body, WCN36XX_HAL_GET_STATS_REQ);
+
+	msg_body.sta_id = sta_index;
+	msg_body.stats_mask = stats_mask;
+
+	PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
+
+	ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
+	if (ret) {
+		wcn36xx_err("sending hal_get_stats failed\n");
+		goto out;
+	}
+
+	ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
+	if (ret) {
+		wcn36xx_err("hal_get_stats response failed err=%d\n", ret);
+		goto out;
+	}
+
+	rsp = (struct wcn36xx_hal_stats_rsp_msg *)wcn->hal_buf;
+	rsp_body = (wcn->hal_buf + sizeof(struct wcn36xx_hal_stats_rsp_msg));
+
+	if (rsp->stats_mask != stats_mask) {
+		wcn36xx_err("stats_mask 0x%x differs from requested 0x%x\n",
+			    rsp->stats_mask, stats_mask);
+		goto out;
+	}
+
+	if (rsp->stats_mask & HAL_GLOBAL_CLASS_A_STATS_INFO) {
+		struct ani_global_class_a_stats_info *stats_info = rsp_body;
+
+		wcn36xx_process_tx_rate(stats_info, &sinfo->txrate);
+		sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
+		rsp_body += sizeof(struct ani_global_class_a_stats_info);
+	}
+out:
+	mutex_unlock(&wcn->hal_mutex);
+
+	return ret;
+}
+
 static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len, struct add_ba_info *ba_info)
 {
 	struct wcn36xx_hal_trigger_ba_rsp_candidate *candidate;
@@ -3092,9 +3151,9 @@ static int wcn36xx_smd_gtk_offload_get_info_rsp(struct wcn36xx *wcn,
 			cpu_to_le64(rsp->key_replay_counter);
 		ieee80211_gtk_rekey_notify(vif, vif->bss_conf.bssid,
 					   (void *)&replay_ctr, GFP_KERNEL);
-		 wcn36xx_dbg(WCN36XX_DBG_HAL,
-			     "GTK replay counter increment %llu\n",
-			     rsp->key_replay_counter);
+		wcn36xx_dbg(WCN36XX_DBG_HAL,
+			    "GTK replay counter increment %llu\n",
+			    rsp->key_replay_counter);
 	}
 
 	wcn36xx_dbg(WCN36XX_DBG_HAL,
@@ -3316,6 +3375,7 @@ int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev,
 	case WCN36XX_HAL_ADD_BA_SESSION_RSP:
 	case WCN36XX_HAL_ADD_BA_RSP:
 	case WCN36XX_HAL_DEL_BA_RSP:
+	case WCN36XX_HAL_GET_STATS_RSP:
 	case WCN36XX_HAL_TRIGGER_BA_RSP:
 	case WCN36XX_HAL_UPDATE_CFG_RSP:
 	case WCN36XX_HAL_JOIN_RSP:
diff --git a/drivers/net/wireless/ath/wcn36xx/smd.h b/drivers/net/wireless/ath/wcn36xx/smd.h
index 957cfa87fbde..3fd598ac2a27 100644
--- a/drivers/net/wireless/ath/wcn36xx/smd.h
+++ b/drivers/net/wireless/ath/wcn36xx/smd.h
@@ -138,6 +138,8 @@ int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn,
 int wcn36xx_smd_add_ba(struct wcn36xx *wcn, u8 session_id);
 int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 direction, u8 sta_index);
 int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u16 *ssn);
+int wcn36xx_smd_get_stats(struct wcn36xx *wcn, u8 sta_index, u32 stats_mask,
+			  struct station_info *sinfo);
 
 int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value);
 
diff --git a/drivers/net/wireless/ath/wcn36xx/txrx.c b/drivers/net/wireless/ath/wcn36xx/txrx.c
index df749b114568..8da3955995b6 100644
--- a/drivers/net/wireless/ath/wcn36xx/txrx.c
+++ b/drivers/net/wireless/ath/wcn36xx/txrx.c
@@ -699,3 +699,32 @@ int wcn36xx_start_tx(struct wcn36xx *wcn,
 
 	return ret;
 }
+
+void wcn36xx_process_tx_rate(struct ani_global_class_a_stats_info *stats, struct rate_info *info)
+{
+	/* tx_rate is in units of 500kbps; mac80211 wants them in 100kbps */
+	if (stats->tx_rate_flags & HAL_TX_RATE_LEGACY)
+		info->legacy = stats->tx_rate * 5;
+
+	info->flags = 0;
+	info->mcs = stats->mcs_index;
+	info->nss = 1;
+
+	if (stats->tx_rate_flags & (HAL_TX_RATE_HT20 | HAL_TX_RATE_HT40))
+		info->flags |= RATE_INFO_FLAGS_MCS;
+
+	if (stats->tx_rate_flags & (HAL_TX_RATE_VHT20 | HAL_TX_RATE_VHT40 | HAL_TX_RATE_VHT80))
+		info->flags |= RATE_INFO_FLAGS_VHT_MCS;
+
+	if (stats->tx_rate_flags & HAL_TX_RATE_SGI)
+		info->flags |= RATE_INFO_FLAGS_SHORT_GI;
+
+	if (stats->tx_rate_flags & (HAL_TX_RATE_HT20 | HAL_TX_RATE_VHT20))
+		info->bw = RATE_INFO_BW_20;
+
+	if (stats->tx_rate_flags & (HAL_TX_RATE_HT40 | HAL_TX_RATE_VHT40))
+		info->bw = RATE_INFO_BW_40;
+
+	if (stats->tx_rate_flags & HAL_TX_RATE_VHT80)
+		info->bw = RATE_INFO_BW_80;
+}
diff --git a/drivers/net/wireless/ath/wcn36xx/txrx.h b/drivers/net/wireless/ath/wcn36xx/txrx.h
index b54311ffde9c..fb0d6cabd52b 100644
--- a/drivers/net/wireless/ath/wcn36xx/txrx.h
+++ b/drivers/net/wireless/ath/wcn36xx/txrx.h
@@ -164,5 +164,6 @@ int  wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb);
 int wcn36xx_start_tx(struct wcn36xx *wcn,
 		     struct wcn36xx_sta *sta_priv,
 		     struct sk_buff *skb);
+void wcn36xx_process_tx_rate(struct ani_global_class_a_stats_info *stats, struct rate_info *info);
 
 #endif	/* _TXRX_H_ */