1 files changed, 3 insertions, 1 deletions

diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 6dc4fccda73c..ebcd3dd7203b 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -50,13 +50,15 @@ struct ttm_backend_func {
          * @pages: Array of pointers to ttm pages.
          * @dummy_read_page: Page to be used instead of NULL pages in the
          * array @pages.
+         * @dma_addrs: Array of DMA (bus) address of the ttm pages.
          *
          * Populate the backend with ttm pages. Depending on the backend,
          * it may or may not copy the @pages array.
          */
         int (*populate) (struct ttm_backend *backend,
                          unsigned long num_pages, struct page **pages,
-                         struct page *dummy_read_page);
+                         struct page *dummy_read_page,
+                         dma_addr_t *dma_addrs);
         /**
          * struct ttm_backend_func member clear
          *