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Diffstat (limited to 'include/drm/ttm/ttm_page_alloc.h')
-rw-r--r--include/drm/ttm/ttm_page_alloc.h8
1 files changed, 6 insertions, 2 deletions
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.
*/