From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Amit Kucheria <amit.kucheria@linaro.org>
Cc: rjw@sisk.pl, lenb@kernel.org, linaro-dev@lists.linaro.org,
patches@linaro.org, pdeschrijver@nvidia.com,
linux-pm@vger.kernel.org, linux-acpi@vger.kernel.org
Subject: Re: [PATCH 0/6] cpuidle : per cpu latencies
Date: Fri, 07 Sep 2012 14:02:28 +0200 [thread overview]
Message-ID: <5049E254.8080704@linaro.org> (raw)
In-Reply-To: <CAP245DXTdw4MxcHOS2EUgvaQv6RnH0NWvks3RhE8ORR1Zx7qbw@mail.gmail.com>
On 09/07/2012 01:04 PM, Amit Kucheria wrote:
> On Fri, Sep 7, 2012 at 3:49 PM, Daniel Lezcano
> <daniel.lezcano@linaro.org> wrote:
>> Since commit 46bcfad7a819bd17ac4e831b04405152d59784ab,
>> cpuidle: Single/Global registration of idle states
>>
>> we have a single registration for the cpuidle states which makes
>> sense. But now two new architectures are coming: tegra3 and big.LITTLE.
>>
>> These architectures have different cpus with different caracteristics
>> for power saving. High load => powerfull processors, idle => small processors.
>>
>> That implies different cpu latencies.
>>
>> This patchset keeps the current behavior as introduced by Deepthi without
>> breaking the drivers and add the possibility to specify a per cpu states.
>>
>> * Tested on intel core 2 duo T9500
>> * Tested on vexpress by Lorenzo Pieralsi
>> * Tested on tegra3 by Peter De Schrijver
>>
>> Daniel Lezcano (6):
>> acpi : move the acpi_idle_driver variable declaration
>> acpi : move cpuidle_device field out of the acpi_processor_power
>> structure
>> acpi : remove pointless cpuidle device state_count init
>> cpuidle : add a pointer for cpuidle_state in the cpuidle_device
>> cpuidle : use per cpuidle device cpu states
>> cpuidle : add cpuidle_register_states function
>>
>> drivers/acpi/processor_driver.c | 2 +-
>> drivers/acpi/processor_idle.c | 27 +++++++++++++++-------
>> drivers/cpuidle/cpuidle.c | 42 ++++++++++++++++++++++++++++-------
>> drivers/cpuidle/governors/ladder.c | 22 +++++++++---------
>> drivers/cpuidle/governors/menu.c | 8 +++---
>> drivers/cpuidle/sysfs.c | 3 +-
>> include/acpi/processor.h | 3 --
>> include/linux/cpuidle.h | 11 ++++++--
>> 8 files changed, 76 insertions(+), 42 deletions(-)
>
> Feel free to add my Reviewed-by for this series.
Thanks Amit for reviewing the patches.
-- Daniel
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next prev parent reply other threads:[~2012-09-07 12:02 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-07 10:19 [PATCH 0/6] cpuidle : per cpu latencies Daniel Lezcano
2012-09-07 10:19 ` [PATCH 1/6] acpi : move the acpi_idle_driver variable declaration Daniel Lezcano
2012-09-07 21:19 ` Rafael J. Wysocki
2012-09-11 11:14 ` Daniel Lezcano
2012-09-11 20:28 ` Rafael J. Wysocki
2012-09-07 10:19 ` [PATCH 2/6] acpi : move cpuidle_device field out of the acpi_processor_power structure Daniel Lezcano
2012-09-07 11:03 ` Amit Kucheria
2012-09-07 21:40 ` Rafael J. Wysocki
2012-09-07 21:54 ` Rafael J. Wysocki
2012-09-07 22:06 ` Rafael J. Wysocki
2012-09-11 12:20 ` Daniel Lezcano
2012-09-11 20:32 ` Rafael J. Wysocki
2012-09-07 10:19 ` [PATCH 3/6] acpi : remove pointless cpuidle device state_count init Daniel Lezcano
2012-09-07 11:01 ` Amit Kucheria
2012-09-07 21:50 ` Rafael J. Wysocki
2012-09-16 20:38 ` Daniel Lezcano
[not found] ` <505638D9.80302-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-09-16 21:02 ` Rafael J. Wysocki
2012-09-07 10:19 ` [PATCH 4/6] cpuidle : add a pointer for cpuidle_state in the cpuidle_device Daniel Lezcano
[not found] ` <1347013172-12465-1-git-send-email-daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-09-07 10:19 ` [PATCH 5/6] cpuidle : use per cpuidle device cpu states Daniel Lezcano
2012-09-07 10:19 ` [PATCH 6/6] cpuidle : add cpuidle_register_states function Daniel Lezcano
2012-09-07 11:04 ` [PATCH 0/6] cpuidle : per cpu latencies Amit Kucheria
2012-09-07 12:02 ` Daniel Lezcano [this message]
2012-09-07 22:17 ` Rafael J. Wysocki
2012-09-17 8:03 ` Daniel Lezcano
2012-09-17 20:50 ` Rafael J. Wysocki
2012-09-17 21:35 ` Daniel Lezcano
2012-09-18 9:52 ` Lorenzo Pieralisi
2012-09-18 21:10 ` Rafael J. Wysocki
2012-09-18 11:19 ` Peter De Schrijver
2012-09-18 21:05 ` Rafael J. Wysocki
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