linux-kernel - Re: [PATCH RESEND v2 11/32] drm/vkms: Introduce config for plane color encoding

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Message-Id: <DF1JDPJ0143G.299P6CA77L8RW@bootlin.com>
Date: Thu, 18 Dec 2025 18:59:21 +0100
From: "Luca Ceresoli" <luca.ceresoli@...tlin.com>
To: "Louis Chauvet" <louis.chauvet@...tlin.com>, "Haneen Mohammed"
 <hamohammed.sa@...il.com>, "Simona Vetter" <simona@...ll.ch>, "Melissa Wen"
 <melissa.srw@...il.com>, "Maarten Lankhorst"
 <maarten.lankhorst@...ux.intel.com>, "Maxime Ripard" <mripard@...nel.org>,
 "Thomas Zimmermann" <tzimmermann@...e.de>, "David Airlie"
 <airlied@...il.com>, <jose.exposito89@...il.com>, "Jonathan Corbet"
 <corbet@....net>
Cc: <victoria@...tem76.com>, <sebastian.wick@...hat.com>,
 <thomas.petazzoni@...tlin.com>, <dri-devel@...ts.freedesktop.org>,
 <linux-kernel@...r.kernel.org>, <linux-doc@...r.kernel.org>
Subject: Re: [PATCH RESEND v2 11/32] drm/vkms: Introduce config for plane
 color encoding

On Wed Oct 29, 2025 at 3:36 PM CET, Louis Chauvet wrote:
> VKMS driver supports all the color encoding on planes, but for testing it
> can be useful to only advertise few of them. This new configuration
> interface will allow configuring the color encoding per planes.
>
> Signed-off-by: Louis Chauvet <louis.chauvet@...tlin.com>
> --- a/drivers/gpu/drm/vkms/vkms_config.h
> +++ b/drivers/gpu/drm/vkms/vkms_config.h
> @@ -45,6 +45,8 @@ struct vkms_config {
>   *         It can be used to store a temporary reference to a VKMS plane during
>   *         device creation. This pointer is not managed by the configuration and
>   *         must be managed by other means.
> + * @default_color_encoding: Default color encoding that should be used by this plane
> + * @supported_color_encodings: Color encoding that this plane will support
                                        encodings

With that fixed you can add:

 Reviewed-by: Luca Ceresoli <luca.ceresoli@...tlin.com>

--
Luca Ceresoli, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com