From ebbb0e5cfd2ceb1150b1af7f9fcf7aeebfb1b69f Mon Sep 17 00:00:00 2001
From: Emil Velikov <emil.l.velikov@gmail.com>
Date: Thu, 7 Apr 2016 18:49:00 +0100
Subject: drm: add extern C guard for the UAPI headers

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>

diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h
index 3683250..452675f 100644
--- a/include/uapi/drm/drm.h
+++ b/include/uapi/drm/drm.h
@@ -65,6 +65,10 @@ typedef unsigned long drm_handle_t;
 
 #endif
 
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
 #define DRM_NAME	"drm"	  /**< Name in kernel, /dev, and /proc */
 #define DRM_MIN_ORDER	5	  /**< At least 2^5 bytes = 32 bytes */
 #define DRM_MAX_ORDER	22	  /**< Up to 2^22 bytes = 4MB */
@@ -691,8 +695,16 @@ struct drm_prime_handle {
 	__s32 fd;
 };
 
+#if defined(__cplusplus)
+}
+#endif
+
 #include "drm_mode.h"
 
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
 #define DRM_IOCTL_BASE			'd'
 #define DRM_IO(nr)			_IO(DRM_IOCTL_BASE,nr)
 #define DRM_IOR(nr,type)		_IOR(DRM_IOCTL_BASE,nr,type)
@@ -886,4 +898,8 @@ typedef struct drm_scatter_gather drm_scatter_gather_t;
 typedef struct drm_set_version drm_set_version_t;
 #endif
 
+#if defined(__cplusplus)
+}
+#endif
+
 #endif
diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
index 4d8da69..a5890bf 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -26,6 +26,10 @@
 
 #include "drm.h"
 
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
 #define fourcc_code(a, b, c, d) ((__u32)(a) | ((__u32)(b) << 8) | \
 				 ((__u32)(c) << 16) | ((__u32)(d) << 24))
 
@@ -229,4 +233,8 @@
  */
 #define DRM_FORMAT_MOD_SAMSUNG_64_32_TILE	fourcc_mod_code(SAMSUNG, 1)
 
+#if defined(__cplusplus)
+}
+#endif
+
 #endif /* DRM_FOURCC_H */
diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
index f7e53ea..49a7265 100644
--- a/include/uapi/drm/drm_mode.h
+++ b/include/uapi/drm/drm_mode.h
@@ -29,6 +29,10 @@
 
 #include "drm.h"
 
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
 #define DRM_DISPLAY_INFO_LEN	32
 #define DRM_CONNECTOR_NAME_LEN	32
 #define DRM_DISPLAY_MODE_LEN	32
@@ -623,4 +627,8 @@ struct drm_mode_destroy_blob {
 	__u32 blob_id;
 };
 
+#if defined(__cplusplus)
+}
+#endif
+
 #endif
diff --git a/include/uapi/drm/drm_sarea.h b/include/uapi/drm/drm_sarea.h
index 1d1a858..a951ced 100644
--- a/include/uapi/drm/drm_sarea.h
+++ b/include/uapi/drm/drm_sarea.h
@@ -34,6 +34,10 @@
 
 #include "drm.h"
 
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
 /* SAREA area needs to be at least a page */
 #if defined(__alpha__)
 #define SAREA_MAX                       0x2000U
@@ -83,4 +87,8 @@ typedef struct drm_sarea_frame drm_sarea_frame_t;
 typedef struct drm_sarea drm_sarea_t;
 #endif
 
+#if defined(__cplusplus)
+}
+#endif
+
 #endif				/* _DRM_SAREA_H_ */
-- 
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