Re: [PATCH v2] ARM: smp_twd: Reconfigure clockevents after cpufreq change
From: Colin Cross
Date: Mon May 23 2011 - 01:18:12 EST
On Fri, May 20, 2011 at 11:29 PM, Santosh Shilimkar
> 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@xxxxxxxxxxx>
>> Cc: Thomas Gleixner<tglx@xxxxxxxxxxxxx>
>> Cc: Russell King<linux@xxxxxxxxxxxxxxxx>
>> Cc: Santosh Shilimkar<santosh.shilimkar@xxxxxx>
>> Cc: Rob Herring<robherring2@xxxxxxxxx>
>> Tested-by: Linus Walleij<linus.walleij@xxxxxxxxxx>
> Acked-by: Santosh Shilimkar <santosh.shilimkar@xxxxxx>
> 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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