qcacld-3.0: Add CONFIG_CNSS_OUT_OF_TREE flag

Use CONFIG_CNSS_OUT_OF_TREE to control if ICNSS family drivers are
built from in-kernel-tree source or out-of-kernel-tree source since
the exposed header files will be in different paths. This is also
for backward compatibility.

Change-Id: I21f40fdfc2d9551769fbb7d027a383162aaaddef

core/pld/src/pld_common.c

@@ -36,6 +36,19 @@
 #include <net/cnss2.h>
 #endif
 #endif
+
+#ifdef CONFIG_CNSS_OUT_OF_TREE
+#ifdef CONFIG_PLD_SNOC_ICNSS
+#ifdef CONFIG_PLD_SNOC_ICNSS2
+#include "icnss2.h"
+#else
+#include "icnss.h"
+#endif
+#endif
+#ifdef CONFIG_PLD_IPCI_ICNSS
+#include "icnss2.h"
+#endif
+#else
 #ifdef CONFIG_PLD_SNOC_ICNSS
 #ifdef CONFIG_PLD_SNOC_ICNSS2
 #include <soc/qcom/icnss2.h>
@@ -46,6 +59,7 @@
 #ifdef CONFIG_PLD_IPCI_ICNSS
 #include <soc/qcom/icnss2.h>
 #endif
+#endif
 
 #include "pld_pcie.h"
 #include "pld_ipci.h"

core/pld/src/pld_ipci.c

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2016-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. 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
@@ -22,8 +23,12 @@
 #include <linux/slab.h>
 
 #ifdef CONFIG_PLD_IPCI_ICNSS
+#ifdef CONFIG_CNSS_OUT_OF_TREE
+#include "icnss2.h"
+#else
 #include <soc/qcom/icnss2.h>
 #endif
+#endif
 
 #include "pld_internal.h"
 #include "pld_ipci.h"

core/pld/src/pld_ipci.h

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2016-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. 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
@@ -20,8 +21,12 @@
 #define __PLD_IPCI_H__
 
 #ifdef CONFIG_PLD_IPCI_ICNSS
+#ifdef CONFIG_CNSS_OUT_OF_TREE
+#include "icnss2.h"
+#else
 #include <soc/qcom/icnss2.h>
 #endif
+#endif
 #include "pld_internal.h"
 
 #ifndef CONFIG_PLD_IPCI_ICNSS

core/pld/src/pld_snoc.c

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2016-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. 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
@@ -21,6 +22,15 @@
 #include <linux/list.h>
 #include <linux/slab.h>
 
+#ifdef CONFIG_CNSS_OUT_OF_TREE
+#ifdef CONFIG_PLD_SNOC_ICNSS
+#ifdef CONFIG_PLD_SNOC_ICNSS2
+#include "icnss2.h"
+#else
+#include "icnss.h"
+#endif
+#endif
+#else
 #ifdef CONFIG_PLD_SNOC_ICNSS
 #ifdef CONFIG_PLD_SNOC_ICNSS2
 #include <soc/qcom/icnss2.h>
@@ -28,6 +38,7 @@
 #include <soc/qcom/icnss.h>
 #endif
 #endif
+#endif
 
 #include "pld_internal.h"
 #include "pld_snoc.h"

core/pld/src/pld_snoc.h

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2016-2020 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. 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
@@ -20,6 +20,15 @@
 #ifndef __PLD_SNOC_H__
 #define __PLD_SNOC_H__
 
+#ifdef CONFIG_CNSS_OUT_OF_TREE
+#ifdef CONFIG_PLD_SNOC_ICNSS
+#ifdef CONFIG_PLD_SNOC_ICNSS2
+#include "icnss2.h"
+#else
+#include "icnss.h"
+#endif
+#endif
+#else
 #ifdef CONFIG_PLD_SNOC_ICNSS
 #ifdef CONFIG_PLD_SNOC_ICNSS2
 #include <soc/qcom/icnss2.h>
@@ -27,6 +36,8 @@
 #include <soc/qcom/icnss.h>
 #endif
 #endif
+#endif
+
 #include "pld_internal.h"
 
 #ifndef CONFIG_PLD_SNOC_ICNSS