drm/gem: Warn on illegal use of the dumb buffer interface v2

[cascardo/linux.git] / drivers / gpu / drm / radeon / radeon_object.c

diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index 33e6c7a..76eedd6 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -521,6 +521,9 @@ int radeon_bo_list_validate(struct radeon_device *rdev,
                        u32 current_domain =
                                radeon_mem_type_to_domain(bo->tbo.mem.mem_type);
 
+                       WARN_ONCE(bo->gem_base.dumb,
+                                 "GPU use of dumb buffer is illegal.\n");
+
                        /* Check if this buffer will be moved and don't move it
                         * if we have moved too many buffers for this IB already.
                         *