linux-kernel - Re: [PATCH v2 2/2] drm/bridge: ps8640: Add a cache for EDID

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Message-ID: <CAD=FV=Vqw3x20YH5oBVQuNmNvbApE79kZw8U0J3tJ2cPgha1_Q@mail.gmail.com>
Date:   Thu, 23 Mar 2023 13:58:46 -0700
From:   Doug Anderson <dianders@...omium.org>
To:     Pin-yen Lin <treapking@...omium.org>
Cc:     Andrzej Hajda <andrzej.hajda@...el.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Robert Foss <rfoss@...nel.org>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Enric Balletbo i Serra <enric.balletbo@...labora.com>
Subject: Re: [PATCH v2 2/2] drm/bridge: ps8640: Add a cache for EDID

Hi,

On Tue, Mar 14, 2023 at 8:55 PM Pin-yen Lin <treapking@...omium.org> wrote:
>
> When there are multiple EDID reads, the bridge will be repeatedly
> enabled and disabled. Add a cache for EDID to speed this up.
>
> Signed-off-by: Pin-yen Lin <treapking@...omium.org>
> Reviewed-by: Robert Foss <rfoss@...nel.org>
> Reviewed-by: Douglas Anderson <dianders@...omium.org>
> ---
>
> Changes in v2:
> - Remove the NULL assignment in ps8640_remove
>
>  drivers/gpu/drm/bridge/parade-ps8640.c | 60 +++++++++++++++-----------
>  1 file changed, 36 insertions(+), 24 deletions(-)

Landed in drm-misc-next:

6a17b4d1b52f drm/bridge: ps8640: Add a cache for EDID