linux-kernel - Re: [PATCH v3 09/14] drm/bridge: analogix_dp: Add support to find panel or bridge

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Message-ID: <kulhumudepz3lqm6c36wbqtc4gv35pyqki7el63bovnvxcsjkk@nbxijrujm2vz>
Date: Sat, 26 Jul 2025 15:03:39 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Damon Ding <damon.ding@...k-chips.com>
Cc: andrzej.hajda@...el.com, neil.armstrong@...aro.org, rfoss@...nel.org,
        Laurent.pinchart@...asonboard.com, jonas@...boo.se,
        jernej.skrabec@...il.com, maarten.lankhorst@...ux.intel.com,
        mripard@...nel.org, tzimmermann@...e.de, airlied@...il.com,
        simona@...ll.ch, jingoohan1@...il.com, inki.dae@...sung.com,
        sw0312.kim@...sung.com, kyungmin.park@...sung.com, krzk@...nel.org,
        alim.akhtar@...sung.com, hjc@...k-chips.com, heiko@...ech.de,
        andy.yan@...k-chips.com, l.stach@...gutronix.de, dianders@...omium.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-rockchip@...ts.infradead.org
Subject: Re: [PATCH v3 09/14] drm/bridge: analogix_dp: Add support to find
 panel or bridge

On Thu, Jul 24, 2025 at 04:02:59PM +0800, Damon Ding wrote:
> Since the panel/bridge should logically be positioned behind the
> Analogix bridge in the display pipeline, it makes sense to handle
> the panel/bridge parsing on the Analogix side.
> 
> Signed-off-by: Damon Ding <damon.ding@...k-chips.com>
> ---
>  .../drm/bridge/analogix/analogix_dp_core.c    | 48 +++++++++++++++++++
>  include/drm/bridge/analogix_dp.h              |  2 +
>  2 files changed, 50 insertions(+)
> 
> +int analogix_dp_find_panel_or_bridge(struct analogix_dp_device *dp)

Nit: the API does more than just finding the panel or bridge. Also the
drivers use it in a more of 'analogix_dp_finish_probe()' manner.

> 

-- 
With best wishes
Dmitry