linux-kernel - Re: [PATCH v4 4/4] drm/msm/dp: dp_link_parse_sink_count() return immediately if aux read failed

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Message-ID: <CAE-0n519sFBeLsNF8=Ci1y_xfY4dRuPRNHnJ++ZXHgj6Z6LhQA@mail.gmail.com>
Date:   Mon, 3 May 2021 21:35:36 -0700
From:   Stephen Boyd <swboyd@...omium.org>
To:     Kuogee Hsieh <khsieh@...eaurora.org>, robdclark@...il.com,
        sean@...rly.run
Cc:     abhinavk@...eaurora.org, aravindh@...eaurora.org, airlied@...ux.ie,
        daniel@...ll.ch, linux-arm-msm@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 4/4] drm/msm/dp: dp_link_parse_sink_count() return
 immediately if aux read failed

Quoting Kuogee Hsieh (2021-04-21 16:37:38)
> Add checking aux read/write status at both dp_link_parse_sink_count()
> and dp_link_parse_sink_status_filed() to avoid long timeout delay if

s/filed/field/

> dp aux read/write failed at timeout due to cable unplugged.
>
> Changes in V4:
> -- split this patch as stand alone patch
>
> Signed-off-by: Kuogee Hsieh <khsieh@...eaurora.org>

Can this patch come before the one previously? And then some fixes tag
be added? Otherwise looks good to me.

Reviewed-by: Stephen Boyd <swboyd@...omium.org>
Tested-by: Stephen Boyd <swboyd@...omium.org>