[PATCH] libdrm: Use userspace compatible type in fourcc_mod_code macro

[Tvrtko Ursulin]

From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

__u64 should be used instead of u64.

Kernel headers originally pulled in:

commit 8983fe5497e89a3ffaba3ad1ee06a30a1c7e6daf
Author: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Date:   Mon Aug 3 10:48:03 2015 +0100

    libdrm: Add framebuffer modifiers uapi

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Cc: dri-devel at lists.freedesktop.org
Cc: Rob Clark <robdclark at gmail.com>
Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
---
 include/drm/drm_fourcc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h
index 63a80ca5ba39..e741b09a00fd 100644
--- a/include/drm/drm_fourcc.h
+++ b/include/drm/drm_fourcc.h
@@ -149,7 +149,7 @@
 /* add more to the end as needed */
 
 #define fourcc_mod_code(vendor, val) \
-	((((u64)DRM_FORMAT_MOD_VENDOR_## vendor) << 56) | (val & 0x00ffffffffffffffULL))
+	((((__u64)DRM_FORMAT_MOD_VENDOR_## vendor) << 56) | (val & 0x00ffffffffffffffULL))
 
 /*
  * Format Modifier tokens:
-- 
2.5.1