qcacmn: Deprecate NSS Native Wi-Fi offload Feature

Remove all the APIs and callbacks related to NSS
Native Wi-Fi offload feature

CRs-Fixed: 2856146
Change-Id: Id8d33a48bb5840d652b6624875f60ab6826bbefb

dp/inc/cdp_txrx_raw.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2017, 2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2017, 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
@@ -26,23 +26,6 @@
 
 #include "cdp_txrx_handle.h"
 #include "cdp_txrx_ops.h"
-/* TODO: adf need to be replaced with qdf */
-static inline int cdp_get_nwifi_mode(ol_txrx_soc_handle soc,
-	uint8_t vdev_id)
-{
-	if (!soc || !soc->ops) {
-		QDF_TRACE(QDF_MODULE_ID_CDP, QDF_TRACE_LEVEL_DEBUG,
-				"%s: Invalid Instance", __func__);
-		QDF_BUG(0);
-		return 0;
-	}
-
-	if (!soc->ops->raw_ops ||
-	    !soc->ops->raw_ops->txrx_get_nwifi_mode)
-		return 0;
-
-	return soc->ops->raw_ops->txrx_get_nwifi_mode(soc, vdev_id);
-}
 
 /**
  * @brief finds the ast entry for the packet