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Date:   Thu, 11 Apr 2019 11:42:12 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Flavio Suligoi <f.suligoi@...m.it>
Cc:     Daniel Mack <daniel@...que.org>,
        Haojian Zhuang <haojian.zhuang@...il.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-spi@...r.kernel.org" <linux-spi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] spi: pxa2xx: use a module softdep for dw_dmac

On Thu, Apr 11, 2019 at 07:14:06AM +0000, Flavio Suligoi wrote:

> > Right, yes - that analysis seems correct.  The interfaces seem a bit
> > weird here but fixing them looks like the most complete and robust fix.

> Ok Mark, I'll fix this problem as soon as I can, using EPROBE_DEFER.
> For now, in my application, I use the patch that I already sent,
> with the "softdep" workaround:

> MODULE_SOFTDEP("pre: dw_dmac");

> I tested it a lot, with more than 2000 cold reboot (automatic
> switch on/off using a controlled power supply) and it always worked good.

Right, and to be clear that patch is good and useful independently of
the deferred probe fix so assuming nothing else comes up in review I'll
apply it.

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