linux-kernel - Re: [PATCH] drm/bridge: it6505: Fix return value check for pm_runtime_get

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Message-ID: <8e727fd0-cfa6-1b1f-e000-bd3ccd9e34d8@collabora.com>
Date:   Thu, 27 Oct 2022 09:52:47 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Pin-yen Lin <treapking@...omium.org>,
        Andrzej Hajda <andrzej.hajda@...el.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Robert Foss <robert.foss@...aro.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>
Cc:     linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH] drm/bridge: it6505: Fix return value check for
 pm_runtime_get_sync

Il 27/10/22 05:21, Pin-yen Lin ha scritto:
> `pm_runtime_get_sync` may return 1 on success. Fix the `if` statement
> here to make the code less confusing, even though additional calls to
> `it6505_poweron` doesn't break anything when it's already powered.
> 
> This was reported by Dan Carpenter <dan.carpenter@...cle.com> in
> https://lore.kernel.org/all/Y1fMCs6VnxbDcB41@kili/
> 
> Fixes: 10517777d302 ("drm/bridge: it6505: Adapt runtime power management framework")
> Signed-off-by: Pin-yen Lin <treapking@...omium.org>
> 

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>