diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/ttm/ttm_bo_driver.h | 2 | ||||
| -rw-r--r-- | include/drm/ttm/ttm_page_alloc.h | 8 |
2 files changed, 8 insertions, 2 deletions
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index 8e0c848326b6..6dc4fccda73c 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -149,6 +149,7 @@ 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 +174,7 @@ 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 */ diff --git a/include/drm/ttm/ttm_page_alloc.h b/include/drm/ttm/ttm_page_alloc.h index 116821448c38..8062890f725e 100644 --- a/include/drm/ttm/ttm_page_alloc.h +++ b/include/drm/ttm/ttm_page_alloc.h @@ -36,11 +36,13 @@ * @flags: ttm flags for page allocation. * @cstate: ttm caching state for the page. * @count: number of pages to allocate. + * @dma_address: The DMA (bus) address of pages (if TTM_PAGE_FLAG_DMA32 set). */ int ttm_get_pages(struct list_head *pages, int flags, enum ttm_caching_state cstate, - unsigned count); + unsigned count, + dma_addr_t *dma_address); /** * Put linked list of pages to pool. * @@ -49,11 +51,13 @@ int ttm_get_pages(struct list_head *pages, * count. * @flags: ttm flags for page allocation. * @cstate: ttm caching state. + * @dma_address: The DMA (bus) address of pages (if TTM_PAGE_FLAG_DMA32 set). */ void ttm_put_pages(struct list_head *pages, unsigned page_count, int flags, - enum ttm_caching_state cstate); + enum ttm_caching_state cstate, + dma_addr_t *dma_address); /** * Initialize pool allocator. */ |