Merge remote-tracking branches 'asoc/fix/blackfin', 'asoc/fix/da9055', 'asoc/fix...

[~andy/linux] / drivers / gpu / drm / ttm / ttm_tt.c

diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 9af99084b344413dcb07c2a368916bff647fc119..75f319090043a69021467e0d8fc9840fa796067d 100644 (file)
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -380,6 +380,9 @@ static void ttm_tt_clear_mapping(struct ttm_tt *ttm)
        pgoff_t i;
        struct page **page = ttm->pages;
 
+       if (ttm->page_flags & TTM_PAGE_FLAG_SG)
+               return;
+
        for (i = 0; i < ttm->num_pages; ++i) {
                (*page)->mapping = NULL;
                (*page++)->index = 0;