qcacld-3.0: Update correct PHY mode while processing ch_info_req

Currently PHY mode is not getting updated and it is being set as
0, which is resulting in an invalid channel setting to FW
for LOWI.

To address this issue update the PHY mode correctly.

Change-Id: I1f650268e2ba1814a435994d558b4b68030eb8c1
CRs-Fixed: 2318551

core/wma/src/wma_features.c

@@ -677,6 +677,11 @@ WLAN_PHY_MODE wma_chan_phy_mode(u8 chan, enum phy_ch_width chan_width,
 		return MODE_UNKNOWN;
 	}
 
+	if (chan_width >= CH_WIDTH_INVALID) {
+		WMA_LOGE("%s : Invalid channel width", __func__);
+		return MODE_UNKNOWN;
+	}
+
 	if (WLAN_REG_IS_24GHZ_CH(chan)) {
 		if (((CH_WIDTH_5MHZ == chan_width) ||
 		     (CH_WIDTH_10MHZ == chan_width)) &&

core/wma/src/wma_main.c

@@ -3089,6 +3089,30 @@ static void wma_register_apf_events(tp_wma_handle wma_handle)
 }
 #endif /* FEATURE_WLAN_APF */
 
+/**
+ * wma_get_phy_mode_cb() - Callback to get current PHY Mode.
+ * @chan: channel number
+ * @chan_width: maximum channel width possible
+ * @phy_mode: PHY Mode
+ *
+ * Return: None
+ */
+static void wma_get_phy_mode_cb(uint8_t chan, uint32_t chan_width,
+				uint32_t *phy_mode)
+{
+	uint32_t dot11_mode;
+	struct sAniSirGlobal *mac = cds_get_context(QDF_MODULE_ID_PE);
+
+	if (!mac) {
+		wma_err("MAC context is NULL");
+		*phy_mode = MODE_UNKNOWN;
+		return;
+	}
+
+	wlan_cfg_get_int(mac, WNI_CFG_DOT11_MODE, &dot11_mode);
+	*phy_mode = wma_chan_phy_mode(chan, chan_width, dot11_mode);
+}
+
 /**
  * wma_open() - Allocate wma context and initialize it.
  * @cds_context:  cds context
@@ -3591,6 +3615,9 @@ QDF_STATUS wma_open(struct wlan_objmgr_psoc *psoc,
 
 
 	wma_register_debug_callback();
+	wifi_pos_register_get_phy_mode_cb(wma_handle->psoc,
+					  wma_get_phy_mode_cb);
+
 	/* Register callback with PMO so PMO can update the vdev pause bitmap*/
 	pmo_register_pause_bitmap_notifier(wma_handle->psoc,
 		wma_vdev_update_pause_bitmap);