[PATCH 3/3] drm/radeon: Only prompt for enabling PAT when we'd allow write-combining

[Michel Dänzer]

From: Michel Dänzer <michel.daen...@amd.com>

No use bothering users about this for whom we disable write-combining for
other reasons anyway.

Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>
---
 drivers/gpu/drm/radeon/radeon_object.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_object.c 
b/drivers/gpu/drm/radeon/radeon_object.c
index dda2ecf..84d4563 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -241,8 +241,9 @@ int radeon_bo_create(struct radeon_device *rdev,
 #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance \
         thanks to write-combining

-       DRM_INFO_ONCE("Please enable CONFIG_MTRR and CONFIG_X86_PAT for "
-                     "better performance thanks to write-combining\n");
+       if (bo->flags & RADEON_GEM_GTT_WC)
+               DRM_INFO_ONCE("Please enable CONFIG_MTRR and CONFIG_X86_PAT for 
"
+                             "better performance thanks to write-combining\n");
        bo->flags &= ~(RADEON_GEM_GTT_WC | RADEON_GEM_GTT_UC);
 #endif

-- 
2.6.2