qcacmn: Use new phymode for vht in 2G

Today for VHT in 2G, we are sending WMI_HOST_MODE_11NG_HT20/40
as phymode values to FW. Change this to WMI_HOST_MODE_11AC_VHT40/20_2G
which are dedicated phymodes defined for VHT operation in 2G.
This change is applicable only for tlv based chipsets.

CRs-Fixed: 2205265
Change-Id: I9482bfd1834285a21b5a45b6c039a13e9cd80479

umac/dfs/dispatcher/src/wlan_dfs_lmac_api.c

@@ -202,8 +202,10 @@ uint32_t lmac_get_phymode_info(struct wlan_objmgr_pdev *pdev,
 
 	dfs_tx_ops = &psoc->soc_cb.tx_ops.dfs_tx_ops;
 
+	/* since dfs never comes into 2G, hardcode is_2gvht_en flag to false */
 	if (dfs_tx_ops->dfs_get_phymode_info)
-		dfs_tx_ops->dfs_get_phymode_info(pdev, chan_mode, &mode_info);
+		dfs_tx_ops->dfs_get_phymode_info(pdev, chan_mode, &mode_info,
+						 false);
 
 	return mode_info;
 }

umac/global_umac_dispatcher/lmac_if/inc/wlan_lmac_if_def.h

@@ -556,7 +556,8 @@ struct wlan_lmac_if_dfs_tx_ops {
 			uint16_t *devid);
 	QDF_STATUS (*dfs_get_phymode_info)(struct wlan_objmgr_pdev *pdev,
 			uint32_t chan_mode,
-			uint32_t *mode_info);
+			uint32_t *mode_info,
+			bool is_2gvht_en);
 	QDF_STATUS (*dfs_reg_ev_handler)(struct wlan_objmgr_psoc *psoc,
 			bool dfs_offload);
 	QDF_STATUS (*dfs_process_emulate_bang_radar_cmd)(