linux-kernel - Re: [PATCH v5 07/17] drm/exynos: exynos_dp: Add legacy bridge to parse the display-timings node

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Message-ID: <xwenycscalzdlpuxytorbiyvej3k7pv3lhxwtadilxq65ipwsv@x5rxm53w5e22>
Date: Fri, 12 Sep 2025 13:51:55 +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, dianders@...omium.org,
        m.szyprowski@...sung.com, luca.ceresoli@...tlin.com,
        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 v5 07/17] drm/exynos: exynos_dp: Add legacy bridge to
 parse the display-timings node

On Fri, Sep 12, 2025 at 04:58:36PM +0800, Damon Ding wrote:
> If there is neither a panel nor a bridge, the display timing can be
> parsed from the display-timings node under the dp node.
> 
> Adding a legacy bridge to parse the display-timings node would get
> rid of &analogix_dp_plat_data.get_modes() and make the codes more
> consistent.

If it's the same as imx-legacy-bridge, it might make sense to pull it
out of imx/ subdir and use it as is.

> 
> Signed-off-by: Damon Ding <damon.ding@...k-chips.com>
> ---
>  drivers/gpu/drm/exynos/exynos_dp.c | 132 ++++++++++++++++++-----------
>  1 file changed, 82 insertions(+), 50 deletions(-)
> 

-- 
With best wishes
Dmitry