qcacld-3.0: Do not allow get_tx_power for all interfaces

Currently, get_tx_power is given for all interfaces but FW may
not respond for interfaces like p2p device mode or NAN.
Allow cfg80211_get_tx_power only for STA/P2P_client associated
state and SAP/GO started cases. In rest all cases do not give
this command to FW.

Change-Id: I01ff4f11c35ca00183002d2d1c2c481f3bea77c6
CRs-Fixed: 2502905

core/hdd/src/wlan_hdd_power.c

@@ -2154,6 +2154,7 @@ static int __wlan_hdd_cfg80211_get_txpower(struct wiphy *wiphy,
 	struct net_device *ndev = wdev->netdev;
 	struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(ndev);
 	int status;
+	struct hdd_station_ctx *sta_ctx;
 
 	hdd_enter_dev(ndev);
 
@@ -2172,22 +2173,30 @@ static int __wlan_hdd_cfg80211_get_txpower(struct wiphy *wiphy,
 	status = wlan_hdd_validate_vdev_id(adapter->vdev_id);
 	if (status)
 		return status;
-
-	if (adapter->device_mode == QDF_STA_MODE ||
-	    adapter->device_mode == QDF_P2P_CLIENT_MODE) {
-		struct hdd_station_ctx *sta_ctx;
-
+	switch (adapter->device_mode) {
+	case QDF_STA_MODE:
+	case QDF_P2P_CLIENT_MODE:
 		sta_ctx = WLAN_HDD_GET_STATION_CTX_PTR(adapter);
 		if (sta_ctx->hdd_reassoc_scenario) {
 			hdd_debug("Roaming is in progress, rej this req");
 			return -EINVAL;
 		}
-
 		if (sta_ctx->conn_info.conn_state !=
 		    eConnectionState_Associated) {
 			hdd_debug("Not associated");
 			return 0;
 		}
+		break;
+	case QDF_SAP_MODE:
+	case QDF_P2P_GO_MODE:
+		if (!test_bit(SOFTAP_BSS_STARTED, &adapter->event_flags)) {
+			hdd_err("SAP is not started yet");
+			return 0;
+		}
+		break;
+	default:
+		hdd_debug_rl("Current interface is not supported for get tx_power");
+		return 0;
 	}
 
 	if (hdd_ctx->driver_status != DRIVER_MODULES_ENABLED) {