linux-kernel - Re: [PATCH 5/5] drm/panel-samsung-atna33xc20: Extend autosuspend delay

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Message-ID: <CAD=FV=W_P3BbxRsPH0vQ4qRW_fiyM+u7RzRj+i0N9G3_4Zhtcw@mail.gmail.com>
Date:   Thu, 17 Nov 2022 13:15:02 -0800
From:   Doug Anderson <dianders@...omium.org>
To:     Drew Davenport <ddavenport@...omium.org>
Cc:     dri-devel@...ts.freedesktop.org, Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...il.com>,
        Sam Ravnborg <sam@...nborg.org>,
        Thierry Reding <thierry.reding@...il.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/5] drm/panel-samsung-atna33xc20: Extend autosuspend delay

Hi,

On Thu, Nov 17, 2022 at 12:39 PM Drew Davenport <ddavenport@...omium.org> wrote:
>
> Avoid the panel oscillating on and off during boot. In some cases it
> will be more than 1000ms between powering the panel to read the EDID early
> during boot, and enabling the panel for display. Extending the
> autosuspend delay avoids autosuspending during this interval.
>
> Signed-off-by: Drew Davenport <ddavenport@...omium.org>
>
> ---
>
>  drivers/gpu/drm/panel/panel-samsung-atna33xc20.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

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