diff options
| author |   Michel Dänzer <michel.daenzer@amd.com> | 2015-11-05 17:25:28 +0900 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2015-11-16 11:05:45 -0500 |
| commit | 938204985c1c46c28a88cb558d9e38610044b67a (patch) | |
| tree | 35e55352e259dd855dce7e915255dc816f70ebba /drivers | |
| parent | drm/radeon: Always disable RADEON_GEM_GTT_UC along with RADEON_GEM_GTT_WC (diff) | |
| download | linux-dev-938204985c1c46c28a88cb558d9e38610044b67a.tar.xz linux-dev-938204985c1c46c28a88cb558d9e38610044b67a.zip | |
drm/radeon: Only prompt for enabling PAT when we'd allow write-combining
No use bothering users about this for whom we disable write-combining for
other reasons anyway.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_object.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index dda2ecfbf056..84d45633d28c 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 |