linux-kernel - Re: [PATCH] drm/meson: fix missing component unbind on bind errors

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Message-ID: <ZBmtu4klxYwQyN7R@hovoldconsulting.com>
Date:   Tue, 21 Mar 2023 14:14:35 +0100
From:   Johan Hovold <johan@...nel.org>
To:     Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Neil Armstrong <neil.armstrong@...aro.org>
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 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).
 
> Unfortunately I am also not familiar with this and I'm hoping that
> Neil can comment on this.

Any comments on this one, Neil?

Johan