Re: [PATCH 7/8] drm/ttm: enable TTM TT object kerneldoc v2

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On Tue, Sep 7, 2021 at 4:01 AM Christian König
<ckoenig.leichtzumerken@xxxxxxxxx> wrote:
>
> Fix the remaining warnings and finally enable this.
>
> v2: add caching enum link
>
> Signed-off-by: Christian König <christian.koenig@xxxxxxx>
> Reviewed-by: Matthew Auld <matthew.auld@xxxxxxxxx>

Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>

> ---
>  Documentation/gpu/drm-mm.rst |  9 +++++++++
>  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
> --
> 2.25.1
>




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