Re: [PATCH] drm/drm_connector: add additional aspect ratio values

["Ville Syrjälä" <ville.syrjala-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>]

On Thu, Aug 22, 2019 at 05:50:02PM -0400, Wayne Lin wrote:
> For HDMI2.0 CTS item - HF1-35, it verifies if the source generates
> video timing "64:27" video format correctly.
> 
> eg: (vic-76) 1920x1080p@60Hz,24bpp
> 
> This patch add on "64:27" and "256:135" to drm_aspect_ratio_enum_list.
> Thereafter, one can specify the aspect ratio to "64:27" or "256:135"
> after creating aspect ratio property.
> 
> Change-Id: Ifc9df54e8e8f78e70960fcd737a3a57e49c81152
> Signed-off-by: Wayne Lin <waynelin@amd.com>
> ---
>  drivers/gpu/drm/drm_connector.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
> index 3a0cacb71235..c0629a01d08e 100644
> --- a/drivers/gpu/drm/drm_connector.c
> +++ b/drivers/gpu/drm/drm_connector.c
> @@ -772,6 +772,8 @@ static const struct drm_prop_enum_list drm_aspect_ratio_enum_list[] = {
>  	{ DRM_MODE_PICTURE_ASPECT_NONE, "Automatic" },
>  	{ DRM_MODE_PICTURE_ASPECT_4_3, "4:3" },
>  	{ DRM_MODE_PICTURE_ASPECT_16_9, "16:9" },
> +	{ DRM_MODE_PICTURE_ASPECT_64_27, "64:27" },
> +	{ DRM_MODE_PICTURE_ASPECT_256_135, "256:135" },

Not 100% sure we want to expose these via the property because the
infoframe can't convey these independently from the VIC.

>  };
>  
>  static const struct drm_prop_enum_list drm_content_type_enum_list[] = {
> -- 
> 2.17.1
> 
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-- 
Ville Syrjälä
Intel
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