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From: Simon Horman <horms@verge.net.au>
To: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: geert Uytterhoeven <geert@linux-m68k.org>,
	magnus.damm@gmail.com, linux-pm@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, linux-sh@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH V2] ARM: shmobile: cpuidle: Remove the pointless default driver
Date: Thu, 19 Mar 2015 11:05:26 +0900	[thread overview]
Message-ID: <20150319020526.GL14051@verge.net.au> (raw)
In-Reply-To: <550847BA.8050503@linaro.org>

On Tue, Mar 17, 2015 at 04:26:50PM +0100, Daniel Lezcano wrote:
> 
> Sorry Geert, I forget to Cc you.
> 
> On 03/17/2015 04:25 PM, Daniel Lezcano wrote:
> >The default idle driver uses one state with the WFI instruction.
> >The default idle routine invokes WFI when no cpuidle driver is present.
> >
> >The default cpuidle driver is pointless and does not give more than the
> >default idle routine and moreover it pulls all the mathematics tied with
> >the cpuidle governor for nothing, hence consuming more energy.
> >
> >Remove the default driver, the related code and register the driver directly.
> >
> >[compiled only - no board - no test]
> >
> >Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

Thanks Daniel,

I have queued this up for v4.1.

      reply	other threads:[~2015-03-19  2:05 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-17 15:25 Daniel Lezcano
2015-03-17 15:26 ` Daniel Lezcano
2015-03-19  2:05   ` Simon Horman [this message]

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