From: Kevin Hilman <khilman@linaro.org>
To: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: rjw@sisk.pl, linaro-kernel@lists.linaro.org,
linux-pm@vger.kernel.org, patches@linaro.org, lenb@kernel.org,
linus.walleij@linaro.org, santosh.shilimkar@ti.com,
rnayak@ti.com, kernel@pengutronix.de, tglx@linutronix.de
Subject: Re: [PATCH 1/4][resend] cpuidle : handle clockevent notify from the cpuidle framework
Date: Fri, 22 Mar 2013 10:04:24 -0700 [thread overview]
Message-ID: <87hak3e57r.fsf@linaro.org> (raw)
In-Reply-To: <1363868494-5503-1-git-send-email-daniel.lezcano@linaro.org> (Daniel Lezcano's message of "Thu, 21 Mar 2013 13:21:31 +0100")
Daniel Lezcano <daniel.lezcano@linaro.org> writes:
> When a cpu enters a deep idle state, the local timers are stopped and
> the time framework falls back to the timer device used as a broadcast
> timer.
>
> The different cpuidle drivers are calling clockevents_notify ENTER/EXIT
> when the idle state stops the local timer.
>
> Add a new flag CPUIDLE_FLAG_TIMER_STOP which can be set by the cpuidle
> drivers. If the flag is set, the cpuidle core code takes care of the
> notification on behalf of the driver to avoid pointless code duplication.
Nice cleanup.
Reviewed-by: Kevin Hilman <khilman@linaro.org>
prev parent reply other threads:[~2013-03-22 17:04 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-21 12:21 [PATCH 1/4][resend] cpuidle : handle clockevent notify from the cpuidle framework Daniel Lezcano
2013-03-21 12:21 ` [PATCH 2/4] cpuidle / omap4 : use CPUIDLE_FLAG_TIMER_STOP flag Daniel Lezcano
2013-03-21 13:01 ` Santosh Shilimkar
2013-03-21 13:05 ` Santosh Shilimkar
2013-03-21 13:14 ` Daniel Lezcano
2013-03-21 13:21 ` Santosh Shilimkar
2013-03-22 17:05 ` Kevin Hilman
2013-03-21 12:21 ` [PATCH 3/4] cpuidle / imx6 " Daniel Lezcano
2013-03-21 13:03 ` Santosh Shilimkar
2013-03-21 12:21 ` [PATCH 4/4] cpuidle / ux500 " Daniel Lezcano
2013-03-21 12:59 ` [PATCH 1/4][resend] cpuidle : handle clockevent notify from the cpuidle framework Santosh Shilimkar
2013-03-21 13:52 ` Daniel Lezcano
2013-03-21 14:04 ` Santosh Shilimkar
2013-03-21 14:41 ` Daniel Lezcano
2013-03-21 14:52 ` Santosh Shilimkar
2013-03-21 15:25 ` Lorenzo Pieralisi
2013-03-26 8:41 ` Santosh Shilimkar
2013-03-21 13:54 ` Daniel Lezcano
2013-03-22 0:41 ` Rafael J. Wysocki
2013-03-22 17:04 ` Kevin Hilman [this message]
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