linux-kernel - Re: [PATCH 0/5] Introduce a managed function for gpio_request

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Message-ID: <CACRpkdYbK3tizezXNaTBT6ANQ8fxoBUH5OATpb5cLykQqRSuKA@mail.gmail.com>
Date:	Wed, 9 Jul 2014 12:14:42 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Himangi Saraogi <himangi774@...il.com>,
	Alexandre Courbot <gnurou@...il.com>
Cc:	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Randy Dunlap <rdunlap@...radead.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>,
	patches@...nsource.wolfsonmicro.com,
	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
	Eric Miao <eric.y.miao@...il.com>,
	Russell King <linux@....linux.org.uk>,
	Haojian Zhuang <haojian.zhuang@...il.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Philipp Zabel <philipp.zabel@...il.com>,
	Paul Parsons <lost.distance@...oo.com>,
	Julia Lawall <julia.lawall@...6.fr>
Subject: Re: [PATCH 0/5] Introduce a managed function for gpio_request_array

On Sun, Jul 6, 2014 at 7:46 PM, Himangi Saraogi <himangi774@...il.com> wrote:

> This patchset intoduces a new managed interface devm_gpio_request_array,
> adds it in the documentation and its declaration in the gpio.h include
> file. Some cases of gpio_request_array are changed to
> devm_gpio_request_array.
>
> Himangi Saraogi (5):
>   gpiolib: devres: Introduce the function devm_request_gpio_array
>   ASoC: wm1250-ev1: Use devm_gpio_request_array
>   ASoC: pxa: Use devm_gpio_request_array
>   ASoC: pxa: e800_wm9712: Introduce the use of devm_gpio_request_array
>   ASoC: pxa/hx4700: Introduce the use of devm_gpio_request_array

Sorry, we're not encouraging extension of the old gpio* plain API anymore.

The right thing to do is convert users over to using GPIO descriptors
internally, then introduce devm_gpiod_get_array() if that makes some
sense.

Alexandre, what do you say?

Yours,
Linus Walleij
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