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Message-ID: <35aa4401-8b35-09b5-9d97-59867d1df15c@linaro.org>
Date: Tue, 21 Mar 2023 14:27:08 +0100
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Johan Hovold <johan@...nel.org>,
Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Cc: Johan Hovold <johan+linaro@...nel.org>,
David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>,
Kevin Hilman <khilman@...libre.com>,
Jerome Brunet <jbrunet@...libre.com>,
dri-devel@...ts.freedesktop.org, linux-amlogic@...ts.infradead.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
stable@...r.kernel.org
Subject: Re: [PATCH] drm/meson: fix missing component unbind on bind errors
On 21/03/2023 14:14, Johan Hovold wrote:
> On Thu, Mar 09, 2023 at 10:41:18PM +0100, Martin Blumenstingl wrote:
>
>> On Mon, Mar 6, 2023 at 11:35 AM Johan Hovold <johan+linaro@...nel.org> wrote:
>> [...]
>>> @@ -325,23 +325,23 @@ static int meson_drv_bind_master(struct device *dev, bool has_components)
>>>
>>> ret = meson_encoder_hdmi_init(priv);
>
>> I'm wondering if component_bind_all() can be moved further down.
>> Right now it's between meson_encoder_cvbs_init() and
>> meson_encoder_hdmi_init(). So it seems that encoders don't rely on
>> component registration.
>
> Perhaps it can, but that would be a separate change (unless there is
> something inherently wrong with the current initialisation order).
The CVBS doesn't rely on any components unlike HDMI, this explains the
current position of component_bind_all().
>
>> Unfortunately I am also not familiar with this and I'm hoping that
>> Neil can comment on this.
>
> Any comments on this one, Neil?
Yep, components should be bind for HDMI encoder/bridge init.
Anyway for this patch, sorry for the delay, but it's looks fine:
Acked-by: Neil Armstrong <neil.armstrong@...aro.org>
>
> Johan
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