qcacld-3.0: Add CONFIG_CNSS_OUT_OF_TREE flag

Use CONFIG_CNSS_OUT_OF_TREE to control if CNSS 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: Icc1253f65a596c8579424f056dcd0fcb5e73a4a1
CRs-fixed: 3022566

core/pld/inc/pld_common.h

@@ -25,8 +25,12 @@
 #include <osapi_linux.h>
 
 #ifdef CNSS_UTILS
+#ifdef CONFIG_CNSS_OUT_OF_TREE
+#include "cnss_utils.h"
+#else
 #include <net/cnss_utils.h>
 #endif
+#endif
 
 #define PLD_IMAGE_FILE               "athwlan.bin"
 #define PLD_UTF_FIRMWARE_FILE        "utf.bin"
@@ -40,8 +44,12 @@
 #define TOTAL_DUMP_SIZE         0x00200000
 
 #ifdef CNSS_MEM_PRE_ALLOC
+#ifdef CONFIG_CNSS_OUT_OF_TREE
+#include "cnss_prealloc.h"
+#else
 #include <net/cnss_prealloc.h>
 #endif
+#endif
 
 /**
  * enum pld_bus_type - bus type

core/pld/src/pld_common.c

@@ -29,8 +29,12 @@
 #include <net/cnss.h>
 #endif
 #ifdef CONFIG_PLD_PCIE_CNSS
+#ifdef CONFIG_CNSS_OUT_OF_TREE
+#include "cnss2.h"
+#else
 #include <net/cnss2.h>
 #endif
+#endif
 #ifdef CONFIG_PLD_SNOC_ICNSS
 #ifdef CONFIG_PLD_SNOC_ICNSS2
 #include <soc/qcom/icnss2.h>

core/pld/src/pld_pcie.c

@@ -23,8 +23,12 @@
 #include <linux/slab.h>
 
 #ifdef CONFIG_PLD_PCIE_CNSS
+#ifdef CONFIG_CNSS_OUT_OF_TREE
+#include "cnss2.h"
+#else
 #include <net/cnss2.h>
 #endif
+#endif
 
 #include "pld_internal.h"
 #include "pld_pcie.h"

core/pld/src/pld_pcie.h

@@ -20,8 +20,12 @@
 #define __PLD_PCIE_H__
 
 #ifdef CONFIG_PLD_PCIE_CNSS
+#ifdef CONFIG_CNSS_OUT_OF_TREE
+#include "cnss2.h"
+#else
 #include <net/cnss2.h>
 #endif
+#endif
 #include <linux/pci.h>
 #include "pld_internal.h"