Re: [PATCH] drm/komeda: Creates plane alpha and blend mode properties

[james qian wang (Arm Technology China)]

On Fri, May 24, 2019 at 05:20:24PM +0800, Lowry Li (Arm Technology China) wrote:
> From: "Lowry Li (Arm Technology China)" <Lowry.Li@xxxxxxx>
> 
> Creates plane alpha and blend mode properties attached to plane.
> 
> This patch depends on:
> - https://patchwork.freedesktop.org/series/59915/
> - https://patchwork.freedesktop.org/series/58665/
> - https://patchwork.freedesktop.org/series/59000/
> - https://patchwork.freedesktop.org/series/59002/
> - https://patchwork.freedesktop.org/series/59471/
> 
> Changes since v1:
> - Adds patch denpendency in the comment
> 
> Changes since v2:
> - Remove [RFC] from the subject
> 
> Changes since v3:
> - Rebase the code
> 
> Signed-off-by: Lowry Li (Arm Technology China) <lowry.li@xxxxxxx>
> ---
>  drivers/gpu/drm/arm/display/komeda/komeda_plane.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
> index e7cd690..9b87c25 100644
> --- a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
> +++ b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c
> @@ -303,6 +303,17 @@ static int komeda_plane_add(struct komeda_kms_dev *kms,
>  
>  	drm_plane_helper_add(plane, &komeda_plane_helper_funcs);
>  
> +	err = drm_plane_create_alpha_property(plane);
> +	if (err)
> +		goto cleanup;
> +
> +	err = drm_plane_create_blend_mode_property(plane,
> +			BIT(DRM_MODE_BLEND_PIXEL_NONE) |
> +			BIT(DRM_MODE_BLEND_PREMULTI)   |
> +			BIT(DRM_MODE_BLEND_COVERAGE));
> +	if (err)
> +		goto cleanup;
> +
>  	err = komeda_plane_create_layer_properties(kplane, layer);
>  	if (err)
>  		goto cleanup;
> -- 
> 1.9.1
> 

lgtm.

Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@xxxxxxx>