summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/radeon
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/radeon')
-rw-r--r--drivers/gpu/drm/radeon/radeon_cs.c1
-rw-r--r--drivers/gpu/drm/radeon/radeon_kms.c2
-rw-r--r--drivers/gpu/drm/radeon/radeon_object.c7
3 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 9648e28c4501..c830863bc98a 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -241,7 +241,6 @@ static int radeon_cs_sync_rings(struct radeon_cs_parser *p)
resv = reloc->robj->tbo.resv;
r = radeon_sync_resv(p->rdev, &p->ib.sync, resv,
reloc->tv.shared);
-
if (r)
return r;
}
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index f4dd26ae33e5..3cf9c1fa6475 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -800,6 +800,8 @@ int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
/* Get associated drm_crtc: */
drmcrtc = &rdev->mode_info.crtcs[crtc]->base;
+ if (!drmcrtc)
+ return -EINVAL;
/* Helper routine in DRM core does all the work: */
return drm_calc_vbltimestamp_from_scanoutpos(dev, crtc, max_error,
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index 0a8ef9ef1519..7d68223eb469 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -233,6 +233,13 @@ int radeon_bo_create(struct radeon_device *rdev,
if (!(rdev->flags & RADEON_IS_PCIE))
bo->flags &= ~(RADEON_GEM_GTT_WC | RADEON_GEM_GTT_UC);
+#ifdef CONFIG_X86_32
+ /* XXX: Write-combined CPU mappings of GTT seem broken on 32-bit
+ * See https://bugs.freedesktop.org/show_bug.cgi?id=84627
+ */
+ bo->flags &= ~RADEON_GEM_GTT_WC;
+#endif
+
radeon_ttm_placement_from_domain(bo, domain);
/* Kernel allocation are uninterruptible */
down_read(&rdev->pm.mclk_lock);