drm/qxl: remove ttm_pool_* wrappers

TTM calls the default implementation now.
Signed-off-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NMichel Dänzer <michel.daenzer@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/qxl/qxl_ttm.c

@@ -291,26 +291,6 @@ static struct ttm_backend_func qxl_backend_func = {
 	.destroy = &qxl_ttm_backend_destroy,
 };
 
-static int qxl_ttm_tt_populate(struct ttm_tt *ttm,
-			struct ttm_operation_ctx *ctx)
-{
-	int r;
-
-	if (ttm->state != tt_unpopulated)
-		return 0;
-
-	r = ttm_pool_populate(ttm, ctx);
-	if (r)
-		return r;
-
-	return 0;
-}
-
-static void qxl_ttm_tt_unpopulate(struct ttm_tt *ttm)
-{
-	ttm_pool_unpopulate(ttm);
-}
-
 static struct ttm_tt *qxl_ttm_tt_create(struct ttm_bo_device *bdev,
 					unsigned long size, uint32_t page_flags,
 					struct page *dummy_read_page)
@@ -379,8 +359,6 @@ static void qxl_bo_move_notify(struct ttm_buffer_object *bo,
 
 static struct ttm_bo_driver qxl_bo_driver = {
 	.ttm_tt_create = &qxl_ttm_tt_create,
-	.ttm_tt_populate = &qxl_ttm_tt_populate,
-	.ttm_tt_unpopulate = &qxl_ttm_tt_unpopulate,
 	.invalidate_caches = &qxl_invalidate_caches,
 	.init_mem_type = &qxl_init_mem_type,
 	.eviction_valuable = ttm_bo_eviction_valuable,