drm/radeon/kms: force pinning buffer into visible VRAM
This patch properly set visible VRAM and enforce any pinned buffer
to be into visible VRAM. We might later add a flag to release this
constraint for some newer hw more clever than previous.
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 88356b0..37887de 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -901,6 +901,7 @@
/* Setup GPU memory space */
rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
+ rdev->mc.visible_vram_size = rdev->mc.aper_size;
/* FIXME remove this once we support unmappable VRAM */
if (rdev->mc.mc_vram_size > rdev->mc.aper_size) {
rdev->mc.mc_vram_size = rdev->mc.aper_size;