linux-kernel - Re: [PATCH 05/17] mmc: mmci: Put the device into low power state at system suspend

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Message-ID: <87ob2ls4op.fsf@paris.lan>
Date:	Wed, 05 Feb 2014 12:08:38 -0800
From:	Kevin Hilman <khilman@...aro.org>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	Ulf Hansson <ulf.hansson@...aro.org>,
	Russell King <linux@....linux.org.uk>,
	"linux-arm-kernel\@lists.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Alessandro Rubini <rubini@...pv.it>,
	Wolfram Sang <wsa@...-dreams.de>,
	Chris Ball <chris@...ntf.net>, Mark Brown <broonie@...nel.org>,
	"linux-kernel\@vger.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-i2c\@vger.kernel.org" <linux-i2c@...r.kernel.org>,
	linux-spi@...r.kernel.org,
	"linux-mmc\@vger.kernel.org" <linux-mmc@...r.kernel.org>
Subject: Re: [PATCH 05/17] mmc: mmci: Put the device into low power state at system suspend

Linus Walleij <linus.walleij@...aro.org> writes:

> On Tue, Feb 4, 2014 at 8:22 PM, Kevin Hilman <khilman@...aro.org> wrote:
>> Ulf Hansson <ulf.hansson@...aro.org> writes:
>>
>>> Due to the available runtime PM callbacks, we are now able to put our
>>> device into low power state at system suspend.
> (...)
>> I'm trying to thing of a good reason to not make PM_SLEEP depend on
>> PM_RUNTIME for platforms like this.
>
> Isn't the typical Android platform using PM_SLEEP without using
> PM_RUNTIME?

No, most Android platforms that I'm aware of use both extensively.

Kevin
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