linux-kernel - Re: [PATCH] drm/bridge: ite-it66121: Add drm

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Message-ID: <do5zciwcanpiciy52zj3nn6igmwlgmbcfdwbibv2ijxm2fif5s@ib6jhzi5h2jo>
Date: Wed, 10 Sep 2025 05:28:40 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Miguel Gazquez <miguel.gazquez@...tlin.com>
Cc: Phong LE <ple@...libre.com>, Neil Armstrong <neil.armstrong@...aro.org>,
        Andrzej Hajda <andrzej.hajda@...el.com>,
        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>, Simona Vetter <simona@...ll.ch>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        thomas.petazzoni@...tlin.com, miquel.raynal@...tlin.com,
        kory.maincent@...tlin.com, romain.gantois@...tlin.com, praneeth@...com,
        Aradhya Bhatia <a-bhatia1@...com>
Subject: Re: [PATCH] drm/bridge: ite-it66121: Add drm_connector support

On Tue, Sep 09, 2025 at 06:16:43PM +0200, Miguel Gazquez wrote:
> From: Aradhya Bhatia <a-bhatia1@...com>
> 
> Add support for DRM connector and make the driver support the older
> format of attaching connectors onto the encoder->bridge->connector
> chain.
> This makes the driver compatible with display controller that only
> supports the old format.
> 
> [Miguel Gazquez: Rebased + made driver work with or without
> DRM_BRIDGE_ATTACH_NO_CONNECTOR]

What is the use case for not using DRM_BRIDGE_ATTACH_NO_CONNECTOR?

> 
> Signed-off-by: Aradhya Bhatia <a-bhatia1@...com>
> Signed-off-by: Miguel Gazquez <miguel.gazquez@...tlin.com>
> ---
>  drivers/gpu/drm/bridge/ite-it66121.c | 121 ++++++++++++++++++++++++++++++++---
>  1 file changed, 112 insertions(+), 9 deletions(-)

-- 
With best wishes
Dmitry