qcacld-3.0: Remove hdd variable isVHT80Allowed

There are generic functions available in CDS to compute
channel width. Therefore remove the legacy variable
isVHT80Allowed from HDD. Also remove function
hdd_checkandupdate_phymode since the function is not
doing check on bandwidth.

Change-Id: Id2a33cc81cdea328a9d704858c6197d4be56b3d0
CRs-Fixed: 1054540

core/hdd/inc/wlan_hdd_main.h

@@ -1408,8 +1408,6 @@ struct hdd_context_s {
 	int cur_tx_level;
 	uint64_t prev_tx;
 #endif
-	/* VHT80 allowed */
-	bool isVHT80Allowed;
 
 	struct completion ready_to_suspend;
 	/* defining the solution type */

core/hdd/src/wlan_hdd_hostapd.c

@@ -7500,26 +7500,8 @@ int wlan_hdd_cfg80211_start_bss(hdd_adapter_t *pHostapdAdapter,
 	sme_update_config(pHddCtx->hHal, &sme_config);
 
 	if (!pHddCtx->config->sap_force_11n_for_11ac) {
-		if (pConfig->ch_width_orig == NL80211_CHAN_WIDTH_80P80) {
-			if (pHddCtx->isVHT80Allowed == false)
-				pConfig->ch_width_orig = CH_WIDTH_40MHZ;
-			else
-				pConfig->ch_width_orig = CH_WIDTH_80P80MHZ;
-		} else if (pConfig->ch_width_orig == NL80211_CHAN_WIDTH_160) {
-			if (pHddCtx->isVHT80Allowed == false)
-				pConfig->ch_width_orig = CH_WIDTH_40MHZ;
-			else
-				pConfig->ch_width_orig = CH_WIDTH_160MHZ;
-		} else if (pConfig->ch_width_orig == NL80211_CHAN_WIDTH_80) {
-			if (pHddCtx->isVHT80Allowed == false)
-				pConfig->ch_width_orig = CH_WIDTH_40MHZ;
-			else
-				pConfig->ch_width_orig = CH_WIDTH_80MHZ;
-		} else if (pConfig->ch_width_orig == NL80211_CHAN_WIDTH_40) {
-			pConfig->ch_width_orig = CH_WIDTH_40MHZ;
-		} else {
-			pConfig->ch_width_orig = CH_WIDTH_20MHZ;
-		}
+		pConfig->ch_width_orig =
+			hdd_map_nl_chan_width(pConfig->ch_width_orig);
 	} else {
 		if (pConfig->ch_width_orig >= NL80211_CHAN_WIDTH_40)
 			pConfig->ch_width_orig = CH_WIDTH_40MHZ;

core/hdd/src/wlan_hdd_main.c

@@ -591,77 +591,6 @@ int wlan_hdd_validate_context(hdd_context_t *hdd_ctx)
 	return 0;
 }
 
-void hdd_checkandupdate_phymode(hdd_context_t *hdd_ctx)
-{
-	hdd_adapter_t *adapter = NULL;
-	hdd_station_ctx_t *pHddStaCtx = NULL;
-	eCsrPhyMode phyMode;
-	struct hdd_config *cfg_param = NULL;
-
-	if (NULL == hdd_ctx) {
-		hdd_alert("HDD Context is null !!");
-		return;
-	}
-
-	adapter = hdd_get_adapter(hdd_ctx, QDF_STA_MODE);
-	if (NULL == adapter) {
-		hdd_alert("adapter is null !!");
-		return;
-	}
-
-	pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(adapter);
-
-	cfg_param = hdd_ctx->config;
-	if (NULL == cfg_param) {
-		hdd_alert("cfg_params not available !!");
-		return;
-	}
-
-	phyMode = sme_get_phy_mode(WLAN_HDD_GET_HAL_CTX(adapter));
-
-	if (!hdd_ctx->isVHT80Allowed) {
-		if ((eCSR_DOT11_MODE_AUTO == phyMode) ||
-		    (eCSR_DOT11_MODE_11ac == phyMode) ||
-		    (eCSR_DOT11_MODE_11ac_ONLY == phyMode)) {
-			hdd_notice("Setting phymode to 11n!!");
-			sme_set_phy_mode(WLAN_HDD_GET_HAL_CTX(adapter),
-					 eCSR_DOT11_MODE_11n);
-		}
-	} else {
-		/*
-		 * New country Supports 11ac as well resetting value back from
-		 * .ini
-		 */
-		sme_set_phy_mode(WLAN_HDD_GET_HAL_CTX(adapter),
-				 hdd_cfg_xlate_to_csr_phy_mode(cfg_param->
-							       dot11Mode));
-		return;
-	}
-
-	if ((eConnectionState_Associated == pHddStaCtx->conn_info.connState) &&
-	    ((eCSR_CFG_DOT11_MODE_11AC_ONLY == pHddStaCtx->conn_info.dot11Mode)
-	     || (eCSR_CFG_DOT11_MODE_11AC ==
-		 pHddStaCtx->conn_info.dot11Mode))) {
-		QDF_STATUS qdf_status;
-
-		/* need to issue a disconnect to CSR. */
-		INIT_COMPLETION(adapter->disconnect_comp_var);
-		qdf_status = sme_roam_disconnect(WLAN_HDD_GET_HAL_CTX(adapter),
-						 adapter->sessionId,
-						 eCSR_DISCONNECT_REASON_UNSPECIFIED);
-
-		if (QDF_STATUS_SUCCESS == qdf_status) {
-			unsigned long rc;
-
-			rc = wait_for_completion_timeout(
-				&adapter->disconnect_comp_var,
-				msecs_to_jiffies(WLAN_WAIT_TIME_DISCONNECT));
-			if (!rc)
-				hdd_err("failure waiting for disconnect_comp_var");
-		}
-	}
-}
-
 /**
  * hdd_set_ibss_power_save_params() - update IBSS Power Save params to WMA.
  * @hdd_adapter_t Hdd adapter.

core/hdd/src/wlan_hdd_regulatory.c

@@ -384,7 +384,6 @@ static void hdd_process_regulatory_data(hdd_context_t *hdd_ctx,
 	uint8_t band_capability;
 
 	band_capability = hdd_ctx->config->nBandCapability;
-	hdd_ctx->isVHT80Allowed = 0;
 
 	for (band_num = 0; band_num < NUM_NL80211_BANDS; band_num++) {
 
@@ -422,14 +421,8 @@ static void hdd_process_regulatory_data(hdd_context_t *hdd_ctx,
 					wiphy_chan->flags |=
 						IEEE80211_CHAN_PASSIVE_SCAN;
 				cds_chan->state = CHANNEL_STATE_DFS;
-				if ((wiphy_chan->flags &
-				     IEEE80211_CHAN_NO_80MHZ) == 0)
-					hdd_ctx->isVHT80Allowed = 1;
 			} else {
 				cds_chan->state = CHANNEL_STATE_ENABLE;
-				if ((wiphy_chan->flags &
-				     IEEE80211_CHAN_NO_80MHZ) == 0)
-					hdd_ctx->isVHT80Allowed = 1;
 			}
 			cds_chan->pwr_limit = wiphy_chan->max_power;
 			cds_chan->flags = wiphy_chan->flags;
@@ -625,7 +618,6 @@ void hdd_reg_notifier(struct wiphy *wiphy,
 		      struct regulatory_request *request)
 {
 	hdd_context_t *hdd_ctx = wiphy_priv(wiphy);
-	bool vht80_allowed;
 	bool reset = false;
 	enum dfs_region dfs_reg;
 
@@ -698,13 +690,8 @@ void hdd_reg_notifier(struct wiphy *wiphy,
 
 		hdd_update_regulatory_info(hdd_ctx);
 
-		vht80_allowed = hdd_ctx->isVHT80Allowed;
-
 		hdd_process_regulatory_data(hdd_ctx, wiphy, reset);
 
-		if (hdd_ctx->isVHT80Allowed != vht80_allowed)
-			hdd_checkandupdate_phymode(hdd_ctx);
-
 		if (NL80211_REGDOM_SET_BY_DRIVER == request->initiator)
 			complete(&hdd_ctx->reg_init);