linux-kernel - Re: [PATCH] drm/bridge: ps8640: Use constant sleep time for polling hpd

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Date:   Wed,  5 Apr 2023 14:44:29 +0200
From:   rfoss@...nel.org
To:     Douglas Anderson <dianders@...omium.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Jonas Karlman <jonas@...boo.se>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Pin-yen Lin <treapking@...omium.org>,
        Andrzej Hajda <andrzej.hajda@...el.com>
Cc:     Robert Foss <rfoss@...nel.org>, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...il.com>
Subject: Re: [PATCH] drm/bridge: ps8640: Use constant sleep time for polling hpd

From: Robert Foss <rfoss@...nel.org>

On Fri, 31 Mar 2023 11:02:04 +0800, Pin-yen Lin wrote:
> The default hpd_wait_us in panel_edp.c is 2 seconds. This makes the
> sleep time in the polling of _ps8640_wait_hpd_asserted become 200ms.
> Change it to a constant 20ms to speed up the function.
> 
> 

Applied, thanks!

[1/1] drm/bridge: ps8640: Use constant sleep time for polling hpd
      https://cgit.freedesktop.org/drm/drm-misc/commit/?id=4224011374d1



Rob