summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/radeon/radeon_object.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_object.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_object.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index b85fb83d7ae8..1500d5bc7af5 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -369,6 +369,14 @@ void radeon_object_force_delete(struct radeon_device *rdev)
int radeon_object_init(struct radeon_device *rdev)
{
+ /* Add an MTRR for the VRAM */
+ rdev->mc.vram_mtrr = mtrr_add(rdev->mc.aper_base, rdev->mc.aper_size,
+ MTRR_TYPE_WRCOMB, 1);
+ DRM_INFO("Detected VRAM RAM=%lluM, BAR=%lluM\n",
+ rdev->mc.mc_vram_size >> 20,
+ (unsigned long long)rdev->mc.aper_size >> 20);
+ DRM_INFO("RAM width %dbits %cDR\n",
+ rdev->mc.vram_width, rdev->mc.vram_is_ddr ? 'D' : 'S');
return radeon_ttm_init(rdev);
}
OpenPOWER on IntegriCloud