From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Alex Courbot <acourbot@nvidia.com>,
Thierry Reding <thierry.reding@avionic-design.de>,
"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>
Subject: Re: [PATCH] pwm-backlight: add regulator and GPIO support
Date: Thu, 05 Jul 2012 10:41:21 +0000 [thread overview]
Message-ID: <20120705104120.GP4111@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <20120705080234.GQ30009@pengutronix.de>
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On Thu, Jul 05, 2012 at 10:02:34AM +0200, Sascha Hauer wrote:
> So here the regulator core knows that there is no regulator and never
> will be. All that needs to be done is to make _regulator_get look at
> that value.
> There may be some side effects if we just return ERR_PTR(-ENODEV) when
> regulator_dev_lookup returns -ENODEV. Maybe Mark has some comments to
> this.
I'm concerned about how this is going to interact with all the plans
people have for dynamically loading device tree fragments during
enumeration.
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WARNING: multiple messages have this Message-ID (diff)
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Alex Courbot <acourbot@nvidia.com>,
Thierry Reding <thierry.reding@avionic-design.de>,
"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>
Subject: Re: [PATCH] pwm-backlight: add regulator and GPIO support
Date: Thu, 5 Jul 2012 11:41:21 +0100 [thread overview]
Message-ID: <20120705104120.GP4111@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <20120705080234.GQ30009@pengutronix.de>
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On Thu, Jul 05, 2012 at 10:02:34AM +0200, Sascha Hauer wrote:
> So here the regulator core knows that there is no regulator and never
> will be. All that needs to be done is to make _regulator_get look at
> that value.
> There may be some side effects if we just return ERR_PTR(-ENODEV) when
> regulator_dev_lookup returns -ENODEV. Maybe Mark has some comments to
> this.
I'm concerned about how this is going to interact with all the plans
people have for dynamically loading device tree fragments during
enumeration.
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next prev parent reply other threads:[~2012-07-05 10:41 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-29 13:22 [PATCH] pwm-backlight: add regulator and GPIO support Alexandre Courbot
2012-06-29 13:22 ` Alexandre Courbot
2012-06-29 13:22 ` Alexandre Courbot
[not found] ` <1340976167-27298-1-git-send-email-acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-06-29 16:04 ` Stephen Warren
2012-06-29 16:04 ` Stephen Warren
2012-06-29 16:04 ` Stephen Warren
[not found] ` <4FEDD222.7050905-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-30 3:54 ` Alex Courbot
2012-06-30 3:54 ` Alex Courbot
2012-06-30 3:54 ` Alex Courbot
2012-06-30 18:37 ` Thierry Reding
2012-06-30 18:37 ` Thierry Reding
2012-06-30 18:37 ` Thierry Reding
[not found] ` <20120630183742.GE23990-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-07-02 3:35 ` Alexandre Courbot
2012-07-02 3:35 ` Alexandre Courbot
2012-07-02 3:35 ` Alexandre Courbot
[not found] ` <4FF116F0.5070602-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-07-02 6:46 ` Thierry Reding
2012-07-02 6:46 ` Thierry Reding
2012-07-02 6:46 ` Thierry Reding
[not found] ` <20120702064624.GA8683-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-07-02 7:18 ` Alexandre Courbot
2012-07-02 7:18 ` Alexandre Courbot
2012-07-02 7:18 ` Alexandre Courbot
2012-07-04 10:48 ` Sascha Hauer
2012-07-04 10:48 ` Sascha Hauer
2012-07-04 10:48 ` Sascha Hauer
[not found] ` <20120704104840.GJ24458-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-07-04 12:26 ` Alex Courbot
2012-07-04 12:26 ` Alex Courbot
2012-07-04 12:26 ` Alex Courbot
[not found] ` <4FF43692.2040805-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-07-04 12:27 ` Mark Brown
2012-07-04 12:27 ` Mark Brown
2012-07-04 12:27 ` Mark Brown
2012-07-04 13:00 ` Sascha Hauer
2012-07-04 13:00 ` Sascha Hauer
2012-07-04 13:00 ` Sascha Hauer
[not found] ` <20120704130056.GC30009-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-07-04 15:14 ` Alex Courbot
2012-07-04 15:14 ` Alex Courbot
2012-07-04 15:14 ` Alex Courbot
[not found] ` <4FF45DDF.9000306-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-07-04 15:24 ` Mark Brown
2012-07-04 15:24 ` Mark Brown
2012-07-04 15:24 ` Mark Brown
[not found] ` <20120704152451.GA7333-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2012-07-05 2:36 ` Alex Courbot
2012-07-05 2:36 ` Alex Courbot
2012-07-05 2:36 ` Alex Courbot
[not found] ` <4FF4FDC0.8020405-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-07-05 6:20 ` Sascha Hauer
2012-07-05 6:20 ` Sascha Hauer
2012-07-05 6:20 ` Sascha Hauer
[not found] ` <20120705062011.GI30009-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-07-05 6:25 ` Alex Courbot
2012-07-05 6:25 ` Alex Courbot
2012-07-05 6:25 ` Alex Courbot
[not found] ` <4FF53368.6090805-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-07-05 6:47 ` Sascha Hauer
2012-07-05 6:47 ` Sascha Hauer
2012-07-05 6:47 ` Sascha Hauer
[not found] ` <20120705064742.GL30009-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-07-05 7:43 ` Alex Courbot
2012-07-05 7:43 ` Alex Courbot
2012-07-05 7:43 ` Alex Courbot
[not found] ` <4FF5459F.5090201-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-07-05 7:57 ` Thierry Reding
2012-07-05 7:57 ` Thierry Reding
2012-07-05 7:57 ` Thierry Reding
2012-07-05 8:12 ` Alex Courbot
2012-07-05 8:12 ` Alex Courbot
2012-07-05 16:03 ` Stephen Warren
2012-07-05 16:03 ` Stephen Warren
2012-07-09 5:19 ` Jingoo Han
2012-07-09 5:19 ` Jingoo Han
[not found] ` <00ae01cd5d92$70d1f9f0$5275edd0$%han-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2012-07-09 6:12 ` Alex Courbot
2012-07-09 6:12 ` Alex Courbot
2012-07-09 6:12 ` Alex Courbot
2012-07-05 8:02 ` Sascha Hauer
2012-07-05 8:02 ` Sascha Hauer
2012-07-05 8:02 ` Sascha Hauer
2012-07-05 10:41 ` Mark Brown [this message]
2012-07-05 10:41 ` Mark Brown
2012-07-05 10:39 ` Mark Brown
2012-07-05 10:39 ` Mark Brown
2012-07-05 10:39 ` Mark Brown
2012-07-05 10:37 ` Mark Brown
2012-07-05 10:37 ` Mark Brown
2012-07-04 20:26 ` Sascha Hauer
2012-07-04 20:26 ` Sascha Hauer
2012-07-04 20:26 ` Sascha Hauer
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