Re: [PATCH v5 1/2] drm: Introduce new DRM_FORMAT_XYUV

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Hi Stanislav,

FYI, we are trying to add same format under a slightly different name.
See https://lists.freedesktop.org/archives/dri-devel/2018-July/184598.html

On Fri, Aug 10, 2018 at 04:19:03PM +0300, StanLis wrote:
> From: Stanislav Lisovskiy <stanislav.lisovskiy@xxxxxxxxx>
> 
> v5: This is YUV444 packed format same as AYUV, but without alpha,
>     as supported by i915.
> 
> Signed-off-by: Stanislav Lisovskiy <stanislav.lisovskiy@xxxxxxxxx>
> ---
>  drivers/gpu/drm/drm_fourcc.c  | 1 +
>  include/uapi/drm/drm_fourcc.h | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
> index 5ca6395cd4d3..5bde1b20a098 100644
> --- a/drivers/gpu/drm/drm_fourcc.c
> +++ b/drivers/gpu/drm/drm_fourcc.c
> @@ -173,6 +173,7 @@ const struct drm_format_info *__drm_format_info(u32 format)
>  		{ .format = DRM_FORMAT_UYVY,		.depth = 0,  .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1 },
>  		{ .format = DRM_FORMAT_VYUY,		.depth = 0,  .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1 },
>  		{ .format = DRM_FORMAT_AYUV,		.depth = 0,  .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1, .has_alpha = true },
> +		{ .format = DRM_FORMAT_XYUV,		.depth = 0,  .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1, .has_alpha = false },

I would rather drop the .has_alpha = false, since these lines are long
enough already.

>  	};
>  
>  	unsigned int i;
> diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
> index d5e52350a3aa..c4eb69468eda 100644
> --- a/include/uapi/drm/drm_fourcc.h
> +++ b/include/uapi/drm/drm_fourcc.h
> @@ -112,6 +112,7 @@ extern "C" {
>  #define DRM_FORMAT_VYUY		fourcc_code('V', 'Y', 'U', 'Y') /* [31:0] Y1:Cb0:Y0:Cr0 8:8:8:8 little endian */
>  
>  #define DRM_FORMAT_AYUV		fourcc_code('A', 'Y', 'U', 'V') /* [31:0] A:Y:Cb:Cr 8:8:8:8 little endian */
> +#define DRM_FORMAT_XYUV		fourcc_code('X', 'Y', 'U', 'V') /* [31:0] X:Y:Cb:Cr 8:8:8:8 little endian */
>  
>  /*
>   * 2 plane RGB + A
> -- 
> 2.17.0
> 
> _______________________________________________
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> https://lists.freedesktop.org/mailman/listinfo/dri-devel

-- 
Cheers,
Alex G
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