diff options
| -rw-r--r-- | Documentation/gpu/drm-mm.rst | 9 | ||||
| -rw-r--r-- | include/drm/ttm/ttm_tt.h | 11 |
2 files changed, 17 insertions, 3 deletions
diff --git a/Documentation/gpu/drm-mm.rst b/Documentation/gpu/drm-mm.rst index 1c9930fb5e7d..69c4a20b95d0 100644 --- a/Documentation/gpu/drm-mm.rst +++ b/Documentation/gpu/drm-mm.rst @@ -58,6 +58,15 @@ TTM resource object reference .. kernel-doc:: drivers/gpu/drm/ttm/ttm_resource.c :export: +TTM TT object reference +----------------------- + +.. kernel-doc:: include/drm/ttm/ttm_tt.h + :internal: + +.. kernel-doc:: drivers/gpu/drm/ttm/ttm_tt.c + :export: + The Graphics Execution Manager (GEM) ==================================== diff --git a/include/drm/ttm/ttm_tt.h b/include/drm/ttm/ttm_tt.h index e402dab1d0f6..b3963ab12e1f 100644 --- a/include/drm/ttm/ttm_tt.h +++ b/include/drm/ttm/ttm_tt.h @@ -54,7 +54,7 @@ struct ttm_operation_ctx; * @dma_address: The DMA (bus) addresses of the pages * @swap_storage: Pointer to shmem struct file for swap storage. * @pages_list: used by some page allocation backend - * @caching: The current caching state of the pages. + * @caching: The current caching state of the pages, see enum ttm_caching. * * This is a structure holding the pages, caching- and aperture binding * status for a buffer object that isn't backed by fixed (VRAM / AGP) @@ -126,8 +126,9 @@ int ttm_sg_tt_init(struct ttm_tt *ttm_dma, struct ttm_buffer_object *bo, void ttm_tt_fini(struct ttm_tt *ttm); /** - * ttm_ttm_destroy: + * ttm_tt_destroy: * + * @bdev: the ttm_device this object belongs to * @ttm: The struct ttm_tt. * * Unbind, unpopulate and destroy common struct ttm_tt. @@ -148,15 +149,19 @@ int ttm_tt_swapout(struct ttm_device *bdev, struct ttm_tt *ttm, /** * ttm_tt_populate - allocate pages for a ttm * + * @bdev: the ttm_device this object belongs to * @ttm: Pointer to the ttm_tt structure + * @ctx: operation context for populating the tt object. * * Calls the driver method to allocate pages for a ttm */ -int ttm_tt_populate(struct ttm_device *bdev, struct ttm_tt *ttm, struct ttm_operation_ctx *ctx); +int ttm_tt_populate(struct ttm_device *bdev, struct ttm_tt *ttm, + struct ttm_operation_ctx *ctx); /** * ttm_tt_unpopulate - free pages from a ttm * + * @bdev: the ttm_device this object belongs to * @ttm: Pointer to the ttm_tt structure * * Calls the driver method to free all pages from a ttm |