[PATCH v2 04/11] drm/mediatek: Add secure identify flag and funcution to mtk_drm_plane

[CK Hu (胡俊光)]

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Hi, Jason:

On Mon, 2023-10-23 at 12:45 +0800, Jason-JH.Lin wrote:
> Add is_sec flag to identify current mtk_drm_plane is secure.
> Add mtk_plane_is_sec_fb() to check current drm_framebuffer is secure.
> 
> Signed-off-by: Jason-JH.Lin <jason-jh.lin at mediatek.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_drm_plane.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.h
> b/drivers/gpu/drm/mediatek/mtk_drm_plane.h
> index 99aff7da0831..fe60e20a6e1c 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.h
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.h
> @@ -33,6 +33,7 @@ struct mtk_plane_pending_state {
>  	bool				async_dirty;
>  	bool				async_config;
>  	enum drm_color_encoding		color_encoding;
> +	bool				is_sec;

Where do you set this flag?

Regards,
CK

>  };
>  
>  struct mtk_plane_state {
> @@ -46,6 +47,7 @@ to_mtk_plane_state(struct drm_plane_state *state)
>  	return container_of(state, struct mtk_plane_state, base);
>  }
>  
> +bool mtk_plane_fb_is_secure(struct drm_framebuffer *fb);
>  int mtk_plane_init(struct drm_device *dev, struct drm_plane *plane,
>  		   unsigned long possible_crtcs, enum drm_plane_type
> type,
>  		   unsigned int supported_rotations, const u32
> *formats,