qcacmn: Add INI param to support max chan switch IE

Add change to support max channel switch IE as a INI config.
With this INI enabled, max channel switch IE will be used in scenario,
where client disconnection is to be avoided with CSA on CAC channel.

Change-Id: I786e7e12e12ebcb3fc7d0720ed02e01bff6c82b8
CRs-Fixed: 2949206

umac/mlme/psoc_mgr/dispatcher/src/wlan_psoc_mlme_api.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2019-2021 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -23,6 +23,7 @@
 #include <include/wlan_psoc_mlme.h>
 #include <wlan_psoc_mlme_api.h>
 #include <qdf_module.h>
+#include "cfg_ucfg_api.h"
 
 struct psoc_mlme_obj *wlan_psoc_mlme_get_cmpt_obj(struct wlan_objmgr_psoc *psoc)
 {
@@ -88,6 +89,8 @@ static void mlme_init_cfg(struct wlan_objmgr_psoc *psoc)
 		return;
 
 	wlan_cm_init_score_config(psoc, &mlme_psoc_obj->psoc_cfg.score_config);
+	mlme_psoc_obj->psoc_cfg.phy_config.max_chan_switch_ie =
+		cfg_get(psoc, CFG_MLME_MAX_CHAN_SWITCH_IE_ENABLE);
 }
 
 QDF_STATUS mlme_psoc_open(struct wlan_objmgr_psoc *psoc)