drm/radeon: fix UVD 256MB check
authorChristian König <christian.koenig@amd.com>
Fri, 20 Dec 2013 16:48:54 +0000 (17:48 +0100)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 23 Dec 2013 15:03:41 +0000 (10:03 -0500)
Otherwise the kernel might reject our decoding requests.

Signed-off-by: Christian König <christian.koenig@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/radeon/radeon_uvd.c

index 373d088bac66db910291045424e075921d39d202..b9c0529b4a2e1e9d8f69e51f6742d023492a0040 100644 (file)
@@ -473,7 +473,7 @@ static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
                return -EINVAL;
        }
 
-       if ((start >> 28) != (end >> 28)) {
+       if ((start >> 28) != ((end - 1) >> 28)) {
                DRM_ERROR("reloc %LX-%LX crossing 256MB boundary!\n",
                          start, end);
                return -EINVAL;