drm/ttm: add wait for idle in all drivers bo_move functions

Wait for idle before moving the BO in all drivers implementing
an accelerated move function.

This should keep the current behavior when removing the pre move wait.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index 0738d74c8d04..89e8be944330 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -350,6 +350,13 @@ static int qxl_bo_move(struct ttm_buffer_object *bo,
                        struct ttm_mem_reg *new_mem)
 {
         struct ttm_mem_reg *old_mem = &bo->mem;
+        int ret;
+
+        ret = ttm_bo_wait(bo, interruptible, no_wait_gpu);
+        if (ret)
+                return ret;
+
+
         if (old_mem->mem_type == TTM_PL_SYSTEM && bo->ttm == NULL) {
                 qxl_move_null(bo, new_mem);
                 return 0;