linux-kernel - Re: [PATCH] drm/bridge: anx7625: Prevent endless probe loop

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Message-ID: <ZG1yR9CYXzEPg5TJ@google.com>
Date:   Wed, 24 May 2023 10:11:19 +0800
From:   Tzung-Bi Shih <tzungbi@...nel.org>
To:     Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>
Cc:     Robert Foss <rfoss@...nel.org>, Marek Vasut <marex@...x.de>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Andrzej Hajda <andrzej.hajda@...el.com>,
        Jonas Karlman <jonas@...boo.se>, owen <qwt9588@...il.com>,
        dri-devel@...ts.freedesktop.org,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>, linux-kernel@...r.kernel.org,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Pin-yen Lin <treapking@...omium.org>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Hsin-Yi Wang <hsinyi@...omium.org>, kernel@...labora.com,
        Xin Ji <xji@...logixsemi.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>, tzungbi@...nel.org
Subject: Re: [PATCH] drm/bridge: anx7625: Prevent endless probe loop

On Thu, May 18, 2023 at 03:39:02PM -0400, Nícolas F. R. A. Prado wrote:
> Fixes: adca62ec370c ("drm/bridge: anx7625: Support reading edid through aux channel")
> Fixes: 269332997a16 ("drm/bridge: anx7625: Return -EPROBE_DEFER if the dsi host was not found")
> Reported-by: "kernelci.org bot" <bot@...nelci.org>
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>

Tested-by: Tzung-Bi Shih <tzungbi@...nel.org>

The patch can fix the "login" test failures observed on
mt8183-kukui-jacuzzi-juniper-sku16 and mt8192-asurada-spherion-r0 in
kernelci[1].

[1]: https://linux.kernelci.org/test/job/chrome-platform/branch/for-kernelci/kernel/v6.4-rc1-3-g4b9abbc132b86/plan/cros-ec/