[PATCH v7 17/20] drm/mediatek: add mediatek-drm plane color encoding info

[Chun-Kuang Hu]

Hi, Nancy:

Nancy.Lin <nancy.lin at mediatek.com> 於 2021年10月29日 週五 下午3:52寫道：
>
> Add plane color encoding information for color space conversion.
> It's a preparation for adding support for mt8195 ovl_adaptor mdp_rdma
> csc control.

Reviewed-by: Chun-Kuang Hu <chunkuang.hu at kernel.org>

>
> Signed-off-by: Nancy.Lin <nancy.lin at mediatek.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_drm_plane.c | 1 +
>  drivers/gpu/drm/mediatek/mtk_drm_plane.h | 1 +
>  2 files changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> index 734a1fb052df..81bd5d6e8df5 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> @@ -137,6 +137,7 @@ static void mtk_plane_update_new_state(struct drm_plane_state *new_state,
>         mtk_plane_state->pending.width = drm_rect_width(&new_state->dst);
>         mtk_plane_state->pending.height = drm_rect_height(&new_state->dst);
>         mtk_plane_state->pending.rotation = new_state->rotation;
> +       mtk_plane_state->pending.color_encoding = new_state->color_encoding;
>  }
>
>  static void mtk_plane_atomic_async_update(struct drm_plane *plane,
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.h b/drivers/gpu/drm/mediatek/mtk_drm_plane.h
> index d454bece9535..2d5ec66e3df1 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.h
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.h
> @@ -24,6 +24,7 @@ struct mtk_plane_pending_state {
>         bool                            dirty;
>         bool                            async_dirty;
>         bool                            async_config;
> +       enum drm_color_encoding         color_encoding;
>  };
>
>  struct mtk_plane_state {
> --
> 2.18.0
>