linux-kernel - Re: [PATCH v2 2/2] drm/bridge: it6505: Add pre_enable/post

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Date:   Mon, 3 Oct 2022 13:38:36 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Pin-yen Lin <treapking@...omium.org>,
        Andrzej Hajda <andrzej.hajda@...el.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        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@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     linux-kernel@...r.kernel.org, Hermes Wu <hermes.wu@....com.tw>,
        Allen Chen <allen.chen@....com.tw>,
        Hsin-Yi Wang <hsinyi@...omium.org>,
        dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH v2 2/2] drm/bridge: it6505: Add pre_enable/post_disable
 callback

Il 03/10/22 07:03, Pin-yen Lin ha scritto:
> Add atomic_pre_enable and atomic_post_disable callback to make sure the
> bridge is not powered off until atomic_post_disable is called. This
> prevents a power leakage when it6505 is powered off, but the upstream
> DRM bridge is still sending display signals.
> 
> Fixes: b5c84a9edcd4 ("drm/bridge: add it6505 driver")
> Signed-off-by: Pin-yen Lin <treapking@...omium.org>
> 

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