drm/amdgpu/vce3: add support for third vce ring

Not of much use at the moment (we don't really use
the second ring either), but may be useful later.

Reviewed-by: JimQu <Jim.Qu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
index da52af2..9b71d6c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
@@ -850,8 +850,8 @@
 	struct fence *fence = NULL;
 	long r;
 
-	/* skip vce ring1 ib test for now, since it's not reliable */
-	if (ring == &ring->adev->vce.ring[1])
+	/* skip vce ring1/2 ib test for now, since it's not reliable */
+	if (ring != &ring->adev->vce.ring[0])
 		return 0;
 
 	r = amdgpu_vce_get_create_msg(ring, 1, NULL);