drm: use anon-inode instead of relying on cdevs

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / gpu / drm / ast / ast_ttm.c

diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c
index 32aecb3..2b49153 100644 (file)
--- a/drivers/gpu/drm/ast/ast_ttm.c
+++ b/drivers/gpu/drm/ast/ast_ttm.c
@@ -80,7 +80,7 @@ static int ast_ttm_global_init(struct ast_private *ast)
        return 0;
 }
 
-void
+static void
 ast_ttm_global_release(struct ast_private *ast)
 {
        if (ast->ttm.mem_global_ref.release == NULL)
@@ -102,7 +102,7 @@ static void ast_bo_ttm_destroy(struct ttm_buffer_object *tbo)
        kfree(bo);
 }
 
-bool ast_ttm_bo_is_ast_bo(struct ttm_buffer_object *bo)
+static bool ast_ttm_bo_is_ast_bo(struct ttm_buffer_object *bo)
 {
        if (bo->destroy == &ast_bo_ttm_destroy)
                return true;
@@ -208,7 +208,7 @@ static struct ttm_backend_func ast_tt_backend_func = {
 };
 
 
-struct ttm_tt *ast_ttm_tt_create(struct ttm_bo_device *bdev,
+static struct ttm_tt *ast_ttm_tt_create(struct ttm_bo_device *bdev,
                                 unsigned long size, uint32_t page_flags,
                                 struct page *dummy_read_page)
 {
@@ -324,7 +324,7 @@ int ast_bo_create(struct drm_device *dev, int size, int align,
        }
 
        astbo->bo.bdev = &ast->ttm.bdev;
-       astbo->bo.bdev->dev_mapping = dev->dev_mapping;
+       astbo->bo.bdev->dev_mapping = dev->anon_inode->i_mapping;
 
        ast_ttm_placement(astbo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);