diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 70d3824..a3dd04d 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -241,15 +241,15 @@
 			return -EINVAL;
 		}
 
-		/* we only support VM on SI+ */
-		if ((p->rdev->family >= CHIP_TAHITI) &&
-		    ((p->cs_flags & RADEON_CS_USE_VM) == 0)) {
-			DRM_ERROR("VM required on SI+!\n");
-			return -EINVAL;
-		}
-
 		if (radeon_cs_get_ring(p, ring, priority))
 			return -EINVAL;
+
+		/* we only support VM on some SI+ rings */
+		if ((p->rdev->asic->ring[p->ring].cs_parse == NULL) &&
+		   ((p->cs_flags & RADEON_CS_USE_VM) == 0)) {
+			DRM_ERROR("Ring %d requires VM!\n", p->ring);
+			return -EINVAL;
+		}
 	}
 
 	/* deal with non-vm */