When selecting the engine, return an error if the GPU
doesn't have UVD.
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
Cc: stable at vger.kernel.org
---
drivers/gpu/drm/radeon/radeon_cs.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c
b/drivers/gpu/drm/radeon/radeon_cs.c
index dfb5a1d..fa7839b 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -145,7 +145,10 @@ static int radeon_cs_get_ring(struct radeon_cs_parser *p,
u32 ring, s32 priority
}
break;
case RADEON_CS_RING_UVD:
- p->ring = R600_RING_TYPE_UVD_INDEX;
+ if (p->rdev->has_uvd)
+ p->ring = R600_RING_TYPE_UVD_INDEX;
+ else
+ return -EINVAL;
break;
}
return 0;
--
1.8.3.1
