linux-kernel - Re: [RFC][PATCH v3 1/3] runtime interpreted power sequences

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Message-ID: <20120731153941.GF4468@opensource.wolfsonmicro.com>
Date:	Tue, 31 Jul 2012 16:39:41 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Thierry Reding <thierry.reding@...onic-design.de>
Cc:	Alex Courbot <acourbot@...dia.com>,
	Stephen Warren <swarren@...dotorg.org>,
	Stephen Warren <swarren@...dia.com>,
	Simon Glass <sjg@...omium.org>,
	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Arnd Bergmann <arnd@...db.de>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-fbdev@...r.kernel.org" <linux-fbdev@...r.kernel.org>,
	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>
Subject: Re: [RFC][PATCH v3 1/3] runtime interpreted power sequences

On Tue, Jul 31, 2012 at 04:32:35PM +0200, Thierry Reding wrote:
> On Tue, Jul 31, 2012 at 03:26:07PM +0100, Mark Brown wrote:

> > This is framework code - it doesn't have much option.  Disabling HOTPLUG
> > is totally reasonable on space constrained systems, there's no reason
> > for the code to break things for people.

> Still if you use this code and disable HOTPLUG, then you shouldn't be
> using modules either. I mean there is no way you can write a driver that

Of course.

> can gracefully handle its platform data being discarded.

Sure there is - take a copy of the platform data in probe().
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