X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=include%2Fdrm%2Fttm%2Fttm_bo_driver.h;h=38ff0682260927c6b95b0bbc81f00903bdbb7a30;hb=de1e7cd63a8ec26a3bd3740708cfd72dd76509e2;hp=1da8af6ac884b0c79bd9cfd19ceba158a7e9be52;hpb=81c2bdb68855b29a4339313a6f0d07791b663ce7;p=cascardo%2Flinux.git

diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 1da8af6ac884..38ff06822609 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
 	 *
@@ -149,6 +151,7 @@ enum ttm_caching_state {
  * @swap_storage: Pointer to shmem struct file for swap storage.
  * @caching_state: The current caching state of the pages.
  * @state: The current binding state of the pages.
+ * @dma_address: The DMA (bus) addresses of the pages (if TTM_PAGE_FLAG_DMA32)
  *
  * This is a structure holding the pages, caching- and aperture binding
  * status for a buffer object that isn't backed by fixed (VRAM / AGP)
@@ -173,6 +176,7 @@ struct ttm_tt {
 		tt_unbound,
 		tt_unpopulated,
 	} state;
+	dma_addr_t *dma_address;
 };
 
 #define TTM_MEMTYPE_FLAG_FIXED         (1 << 0)	/* Fixed (on-card) PCI memory */
@@ -547,6 +551,7 @@ struct ttm_bo_device {
 	struct list_head device_list;
 	struct ttm_bo_global *glob;
 	struct ttm_bo_driver *driver;
+	struct device *dev;
 	rwlock_t vm_lock;
 	struct ttm_mem_type_manager man[TTM_NUM_MEM_TYPES];
 	spinlock_t fence_lock;