linux-kernel - Re: [PATCH v2] ARM: smp_twd: Reconfigure clockevents after cpufreq change

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Message-ID: <BANLkTikyGFVKTst1xJTGzHuwY_2GoG6NOw@mail.gmail.com>
Date:	Sun, 22 May 2011 22:18:01 -0700
From:	Colin Cross <ccross@...roid.com>
To:	Santosh Shilimkar <santosh.shilimkar@...com>
Cc:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Russell King <linux@....linux.org.uk>,
	Rob Herring <robherring2@...il.com>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] ARM: smp_twd: Reconfigure clockevents after cpufreq change

On Fri, May 20, 2011 at 11:29 PM, Santosh Shilimkar
<santosh.shilimkar@...com> wrote:
> On 5/20/2011 5:54 AM, Colin Cross wrote:
>>
>> The localtimer's clock changes with the cpu clock.  After a
>> cpufreq transition, update the clockevent's frequency and
>> reprogram the next clock event.
>>
>> Adds a clock called "smp_twd" that is used to determine the
>> twd frequency, which can also be used at init time to
>> avoid calibrating the twd frequency.
>>
>> Clock changes are based on Rob Herring's work.
>>
>> Change-Id: I413b5cd07fb2b79bc9fad8b4bf257332d1da7bcd
>> Signed-off-by: Colin Cross<ccross@...roid.com>
>> Cc: Thomas Gleixner<tglx@...utronix.de>
>> Cc: Russell King<linux@....linux.org.uk>
>> Cc: Santosh Shilimkar<santosh.shilimkar@...com>
>> Cc: Rob Herring<robherring2@...il.com>
>> Tested-by: Linus Walleij<linus.walleij@...aro.org>
>> ---
>
> Acked-by: Santosh Shilimkar <santosh.shilimkar@...com>
>
> What about the clock-node patches?
> Do you want those to get merged via sub-arch tree's once this
> patch + Thomas's new API gets merged ?

The clock-node patches can be merged independently - twd scaling just
won't work until they are both merged.
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