linux-kernel - Re: [PATCH] pwm-backlight: add regulator and GPIO support

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Message-ID: <20120705103702.GN4111@opensource.wolfsonmicro.com>
Date:	Thu, 5 Jul 2012 11:37:02 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Alex Courbot <acourbot@...dia.com>
Cc:	Sascha Hauer <s.hauer@...gutronix.de>,
	Thierry Reding <thierry.reding@...onic-design.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>
Subject: Re: [PATCH] pwm-backlight: add regulator and GPIO support

On Thu, Jul 05, 2012 at 03:25:44PM +0900, Alex Courbot wrote:
> On 07/05/2012 03:20 PM, Sascha Hauer wrote:

> >I think the only way doing this is to add a flag to platform_data. I
> >don't know if that's accepted though.

> I thought about just checking if devm_get_regulator returned -ENODEV
> and happily continue if that was the case, assuming no regulator was
> declared.

No, that's really not a good idea - as I keep saying if we really want
to go down that line we should remove all error checking instead, it's
the end result.

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