[PATCH 1/1] drm: add parameter explanation for some gem dmabuf_ops

[Alex Deucher]

On Mon, Mar 26, 2018 at 3:22 PM, Samuel Li <Samuel.Li at amd.com> wrote:
> To reduce some warnings.
>
> Signed-off-by: Samuel Li <Samuel.Li at amd.com>

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

And pushed.

Alex

> ---
>  drivers/gpu/drm/drm_prime.c | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
>
> diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
> index 7856a9b..caf675e 100644
> --- a/drivers/gpu/drm/drm_prime.c
> +++ b/drivers/gpu/drm/drm_prime.c
> @@ -331,6 +331,9 @@ EXPORT_SYMBOL(drm_gem_map_dma_buf);
>
>  /**
>   * drm_gem_unmap_dma_buf - unmap_dma_buf implementation for GEM
> + * @attach: attachment to unmap buffer from
> + * @sgt: scatterlist info of the buffer to unmap
> + * @dir: direction of DMA transfer
>   *
>   * Not implemented. The unmap is done at drm_gem_map_detach().  This can be
>   * used as the &dma_buf_ops.unmap_dma_buf callback.
> @@ -429,6 +432,8 @@ EXPORT_SYMBOL(drm_gem_dmabuf_vunmap);
>
>  /**
>   * drm_gem_dmabuf_kmap_atomic - map_atomic implementation for GEM
> + * @dma_buf: buffer to be mapped
> + * @page_num: page number within the buffer
>   *
>   * Not implemented. This can be used as the &dma_buf_ops.map_atomic callback.
>   */
> @@ -441,6 +446,9 @@ EXPORT_SYMBOL(drm_gem_dmabuf_kmap_atomic);
>
>  /**
>   * drm_gem_dmabuf_kunmap_atomic - unmap_atomic implementation for GEM
> + * @dma_buf: buffer to be unmapped
> + * @page_num: page number within the buffer
> + * @addr: virtual address of the buffer
>   *
>   * Not implemented. This can be used as the &dma_buf_ops.unmap_atomic callback.
>   */
> @@ -453,6 +461,8 @@ EXPORT_SYMBOL(drm_gem_dmabuf_kunmap_atomic);
>
>  /**
>   * drm_gem_dmabuf_kmap - map implementation for GEM
> + * @dma_buf: buffer to be mapped
> + * @page_num: page number within the buffer
>   *
>   * Not implemented. This can be used as the &dma_buf_ops.map callback.
>   */
> @@ -464,6 +474,9 @@ EXPORT_SYMBOL(drm_gem_dmabuf_kmap);
>
>  /**
>   * drm_gem_dmabuf_kunmap - unmap implementation for GEM
> + * @dma_buf: buffer to be unmapped
> + * @page_num: page number within the buffer
> + * @addr: virtual address of the buffer
>   *
>   * Not implemented. This can be used as the &dma_buf_ops.unmap callback.
>   */
> --
> 2.7.4
>
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