linux-kernel - Re: [PATCH 2/3] drm/panel-edp: Add override_edid

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Message-ID: <CAD=FV=XH9gz3c7F0kKX4TnOa0_9-Ji-x-Vqt1AsnXLwsiWMH_w@mail.gmail.com>
Date:   Thu, 2 Nov 2023 09:56:33 -0700
From:   Doug Anderson <dianders@...omium.org>
To:     Hsin-Yi Wang <hsinyi@...omium.org>
Cc:     Neil Armstrong <neil.armstrong@...aro.org>,
        Jessica Zhang <quic_jesszhan@...cinc.com>,
        Sam Ravnborg <sam@...nborg.org>,
        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>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] drm/panel-edp: Add override_edid_mode quirk for
 generic edp

Hi,

On Wed, Nov 1, 2023 at 2:26 PM Hsin-Yi Wang <hsinyi@...omium.org> wrote:
>
> Generic edp gets mode from edid. However, some panels report incorrect
> mode in this way, resulting in glitches on panel. Introduce a new quirk
> additional_mode to the generic edid to pick a correct hardcoded mode.
>
> Signed-off-by: Hsin-Yi Wang <hsinyi@...omium.org>
> ---
>  drivers/gpu/drm/panel/panel-edp.c | 68 ++++++++++++++++++++++++++++---
>  1 file changed, 63 insertions(+), 5 deletions(-)

Reviewed-by: Douglas Anderson <dianders@...omium.org>