qcacld-3.0: Implement legacy commands of easy mesh

Provide below APIs for easy mesh.
API to get the current frequency of the given VDEV.
API to get acs status of the given VDEV.
API to get cac status of the given VDEV.
API to get/set bandwidth of the given VDEV.
API to get band information of the given VDEV.
API to get connected STA count of the given VDEV.
API to get BSSID of the given VDEV.
API to get SSID of the given VDEV.
API to set channel of the given VDEV.
API to get/set cac timeout of the given VDEV.
API to get/set country code of the given VDEV.

Change-Id: Ia0bd201ad8155a66a4a8c5517f6fa43f3f358505
CRs-Fixed: 3027192

components/mlme/dispatcher/src/wlan_mlme_api.c

@@ -5251,3 +5251,18 @@ wlan_mlme_get_p2p_p2p_conc_support(struct wlan_objmgr_psoc *psoc)
 					    WLAN_SOC_EXT_P2P_P2P_CONC_SUPPORT);
 }
 #endif
+
+enum phy_ch_width mlme_get_vht_ch_width(void)
+{
+	enum phy_ch_width bandwidth = CH_WIDTH_INVALID;
+	uint32_t fw_ch_wd = wma_get_vht_ch_width();
+
+	if (fw_ch_wd == WNI_CFG_VHT_CHANNEL_WIDTH_80_PLUS_80MHZ)
+		bandwidth = CH_WIDTH_80P80MHZ;
+	else if (fw_ch_wd == WNI_CFG_VHT_CHANNEL_WIDTH_160MHZ)
+		bandwidth = CH_WIDTH_160MHZ;
+	else
+		bandwidth = CH_WIDTH_80MHZ;
+
+	return bandwidth;
+}