broken by:
drm/radeon/r600: fix tiling issues in CS checker.
v2: only apply it to 1D tiling case.
Signed-off-by: Alex Deucher <alexdeucher@xxxxxxxxx>
---
drivers/gpu/drm/radeon/r600_cs.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index 7e44b5a..0d29065 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -215,6 +215,9 @@ static inline int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i)
__func__, __LINE__, pitch);
return -EINVAL;
}
+ /* avoid breaking userspace */
+ if (height > 7)
+ height &= ~0x7;
if (!IS_ALIGNED(height, 8)) {
dev_warn(p->dev, "%s:%d cb height (%d) invalid\n",
__func__, __LINE__, height);
--
1.7.1.1
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