linux-kernel - Re: [PATCH v2 1/2] drm/bridge: tc358767: Add format negotiation hooks for DPI/DSI to (e)DP

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Message-ID: <x3modgardta7sj4hxw6akufgpavhvanxyily4mvejmyvsuvesx@fjmlc6oerspi>
Date: Mon, 17 Jun 2024 11:09:17 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
Cc: Aradhya Bhatia <a-bhatia1@...com>, Jan Kiszka <jan.kiszka@...mens.com>, 
	Andrzej Hajda <andrzej.hajda@...el.com>, Neil Armstrong <neil.armstrong@...aro.org>, 
	Robert Foss <rfoss@...nel.org>, Laurent Pinchart <Laurent.pinchart@...asonboard.com>, 
	Jonas Karlman <jonas@...boo.se>, Jernej Skrabec <jernej.skrabec@...il.com>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>, 
	Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>, 
	Daniel Vetter <daniel@...ll.ch>, Sam Ravnborg <sam@...nborg.org>, dri-devel@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] drm/bridge: tc358767: Add format negotiation
 hooks for DPI/DSI to (e)DP

On Wed, Nov 08, 2023 at 01:27:22PM GMT, Tomi Valkeinen wrote:
> From: Aradhya Bhatia <a-bhatia1@...com>
> 
> With new connector model, tc358767 will not create the connector, when
> DRM_BRIDGE_ATTACH_NO_CONNECTOR is set and display-controller driver will
> rely on format negotiation to setup the encoder format.
> 
> Add the missing bus format negotiation hooks in the
> drm_bridge_funcs to complete DRM_BRIDGE_ATTACH_NO_CONNECTOR support.
> 
> Output format, for DPI/DSI to DP, is selected to
> MEDIA_BUS_FMT_RGB888_1X24 as default, keeping in mind what the older
> model used to support.
> 
> Reported-by: Jan Kiszka <jan.kiszka@...mens.com>
> Closes: https://lore.kernel.org/all/24282420-b4dd-45b3-bb1c-fc37fe4a8205@siemens.com/
> Signed-off-by: Aradhya Bhatia <a-bhatia1@...com>
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
> ---
>  drivers/gpu/drm/bridge/tc358767.c | 25 +++++++++++++++++++++++++
>  1 file changed, 25 insertions(+)
> 

If this is a fix, where is the Fixes tag?

-- 
With best wishes
Dmitry