1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 4c48df464355..e817a0bb5eb4 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -1803,6 +1803,11 @@ static int r100_packet3_check(struct radeon_cs_parser *p,
                         return r;
                 break;
                 /* triggers drawing using indices to vertex buffer */
+        case PACKET3_3D_CLEAR_HIZ:
+        case PACKET3_3D_CLEAR_ZMASK:
+                if (p->rdev->hyperz_filp != p->filp)
+                        return -EINVAL;
+                break;
         case PACKET3_NOP:
                 break;
         default: