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From: Chander Kashyap <chander.kashyap@linaro.org>
To: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: "linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-samsung-soc@vger.kernel.org" 
	<linux-samsung-soc@vger.kernel.org>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Kukjin Kim <kgene.kim@samsung.com>,
	Amit Kucheria <amit.kucheria@linaro.org>,
	Vincent Guittot <vincent.guittot@linaro.org>
Subject: Re: [PATCH v5 0/6] add cpuidle support for Exynos5420
Date: Wed, 14 May 2014 16:13:21 +0530	[thread overview]
Message-ID: <CANuQgHErThcauKun624kibia70wDa2Tyhj0kDwpWV92zpUrJ0w@mail.gmail.com> (raw)
In-Reply-To: <53733DC8.1020608@linaro.org>

Hi Daniel,

On 14 May 2014 15:26, Daniel Lezcano <daniel.lezcano@linaro.org> wrote:
> On 05/14/2014 10:03 AM, Chander Kashyap wrote:
>>
>> Exynos5420 is a big-little Soc from Samsung. It has 4 A15 and 4 A7 cores.
>>
>> This patchset adds cpuidle support for Exynos5420 SoC based on
>> generic big.little cpuidle driver.
>
>
> Hi Chander,
>
> just a side question. I am not succeeding to have both cluster A7/A15 with
> the upstream kernel.
>
> How can I test your driver ?

Hmm on octa can be tested only for 4 cores. as cci is disabled.

>
> Did I miss something ?
>
> Thanks
>   -- Daniel
>
>
>> Tested on SMDK5420.
>>
>> This patch set depends on:
>>         1. [PATCH 0/5] MCPM backend for Exynos5420
>>            http://www.spinics.net/lists/arm-kernel/msg331100.html
>> Changelog is in respective patches.
>> Chander Kashyap (5):
>>    driver: cpuidle-big-little: add of_device_id structure
>>    arm: exynos: add generic function to calculate cpu number
>>    cpuidle: config: Add ARCH_EXYNOS entry to select cpuidle-big-little
>>      driver
>>    driver: cpuidle: cpuidle-big-little: init driver for Exynos5420
>>    exynos: cpuidle: do not allow cpuidle registration for Exynos5420
>>    mcpm: exynos: populate suspend and powered_up callbacks
>>
>>   arch/arm/mach-exynos/cpuidle.c       |    3 +++
>>   arch/arm/mach-exynos/mcpm-exynos.c   |   36
>> ++++++++++++++++++++++++++++++++++
>>   arch/arm/mach-exynos/regs-pmu.h      |    9 +++++++++
>>   drivers/cpuidle/Kconfig.arm          |    2 +-
>>   drivers/cpuidle/cpuidle-big_little.c |   12 +++++++++++-
>>   5 files changed, 60 insertions(+), 2 deletions(-)
>>
>
>
> --
>  <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs
>
> Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
> <http://twitter.com/#!/linaroorg> Twitter |
> <http://www.linaro.org/linaro-blog/> Blog
>



-- 
with warm regards,
Chander Kashyap

WARNING: multiple messages have this Message-ID (diff)
From: chander.kashyap@linaro.org (Chander Kashyap)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5 0/6] add cpuidle support for Exynos5420
Date: Wed, 14 May 2014 16:13:21 +0530	[thread overview]
Message-ID: <CANuQgHErThcauKun624kibia70wDa2Tyhj0kDwpWV92zpUrJ0w@mail.gmail.com> (raw)
In-Reply-To: <53733DC8.1020608@linaro.org>

Hi Daniel,

On 14 May 2014 15:26, Daniel Lezcano <daniel.lezcano@linaro.org> wrote:
> On 05/14/2014 10:03 AM, Chander Kashyap wrote:
>>
>> Exynos5420 is a big-little Soc from Samsung. It has 4 A15 and 4 A7 cores.
>>
>> This patchset adds cpuidle support for Exynos5420 SoC based on
>> generic big.little cpuidle driver.
>
>
> Hi Chander,
>
> just a side question. I am not succeeding to have both cluster A7/A15 with
> the upstream kernel.
>
> How can I test your driver ?

Hmm on octa can be tested only for 4 cores. as cci is disabled.

>
> Did I miss something ?
>
> Thanks
>   -- Daniel
>
>
>> Tested on SMDK5420.
>>
>> This patch set depends on:
>>         1. [PATCH 0/5] MCPM backend for Exynos5420
>>            http://www.spinics.net/lists/arm-kernel/msg331100.html
>> Changelog is in respective patches.
>> Chander Kashyap (5):
>>    driver: cpuidle-big-little: add of_device_id structure
>>    arm: exynos: add generic function to calculate cpu number
>>    cpuidle: config: Add ARCH_EXYNOS entry to select cpuidle-big-little
>>      driver
>>    driver: cpuidle: cpuidle-big-little: init driver for Exynos5420
>>    exynos: cpuidle: do not allow cpuidle registration for Exynos5420
>>    mcpm: exynos: populate suspend and powered_up callbacks
>>
>>   arch/arm/mach-exynos/cpuidle.c       |    3 +++
>>   arch/arm/mach-exynos/mcpm-exynos.c   |   36
>> ++++++++++++++++++++++++++++++++++
>>   arch/arm/mach-exynos/regs-pmu.h      |    9 +++++++++
>>   drivers/cpuidle/Kconfig.arm          |    2 +-
>>   drivers/cpuidle/cpuidle-big_little.c |   12 +++++++++++-
>>   5 files changed, 60 insertions(+), 2 deletions(-)
>>
>
>
> --
>  <http://www.linaro.org/> Linaro.org ? Open source software for ARM SoCs
>
> Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
> <http://twitter.com/#!/linaroorg> Twitter |
> <http://www.linaro.org/linaro-blog/> Blog
>



-- 
with warm regards,
Chander Kashyap

  reply	other threads:[~2014-05-14 10:43 UTC|newest]

Thread overview: 74+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <ANuQgHGSPJ45tbrVppAVpOqF0OfHacPWfX=S5mOVxTPr66f7vg@mail.gmail.com>
2014-05-14  8:03 ` [PATCH v5 0/6] add cpuidle support for Exynos5420 Chander Kashyap
2014-05-14  8:03   ` Chander Kashyap
2014-05-14  8:03   ` [PATCH v5 1/6] driver: cpuidle-big-little: add of_device_id structure Chander Kashyap
2014-05-14  8:03     ` Chander Kashyap
2014-05-14  8:03   ` [PATCH v5 2/6] arm: exynos: add generic function to calculate cpu number Chander Kashyap
2014-05-14  8:03     ` Chander Kashyap
2014-05-14  8:03   ` [PATCH v5 3/6] cpuidle: config: Add ARCH_EXYNOS entry to select cpuidle-big-little driver Chander Kashyap
2014-05-14  8:03     ` Chander Kashyap
2014-05-14  8:03     ` Chander Kashyap
2014-05-14  8:03   ` [PATCH v5 4/6] driver: cpuidle: cpuidle-big-little: init driver for Exynos5420 Chander Kashyap
2014-05-14  8:03     ` Chander Kashyap
2014-05-14 13:04     ` Arnd Bergmann
2014-05-14 13:04       ` Arnd Bergmann
2014-05-14 14:06       ` Lorenzo Pieralisi
2014-05-14 14:06         ` Lorenzo Pieralisi
2014-05-14 14:06         ` Lorenzo Pieralisi
2014-05-14  8:03   ` [PATCH v5 5/6] exynos: cpuidle: do not allow cpuidle registration " Chander Kashyap
2014-05-14  8:03     ` Chander Kashyap
2014-05-15 21:26     ` Tomasz Figa
2014-05-15 21:26       ` Tomasz Figa
2014-05-16  4:01       ` Chander Kashyap
2014-05-16  4:01         ` Chander Kashyap
2014-05-16  4:01         ` Chander Kashyap
2014-05-16  8:03         ` [PATCH v6 0/6] add cpuidle support " Chander Kashyap
2014-05-16  8:03           ` Chander Kashyap
2014-05-16  8:03           ` [PATCH v6 1/6] driver: cpuidle-big-little: add of_device_id structure Chander Kashyap
2014-05-16  8:03             ` Chander Kashyap
2014-05-16  8:03             ` Chander Kashyap
2014-05-28  8:58             ` Daniel Lezcano
2014-05-28  8:58               ` Daniel Lezcano
2014-05-16  8:03           ` [PATCH v6 2/6] arm: exynos: add generic function to calculate cpu number Chander Kashyap
2014-05-16  8:03             ` Chander Kashyap
2014-05-16  8:03           ` [PATCH v6 3/6] cpuidle: config: Add ARCH_EXYNOS entry to select cpuidle-big-little driver Chander Kashyap
2014-05-16  8:03             ` Chander Kashyap
2014-05-16  8:03             ` Chander Kashyap
2014-05-28  9:00             ` Daniel Lezcano
2014-05-28  9:00               ` Daniel Lezcano
2014-05-16  8:03           ` [PATCH v6 4/6] driver: cpuidle: cpuidle-big-little: init driver for Exynos5420 Chander Kashyap
2014-05-16  8:03             ` Chander Kashyap
2014-05-16  8:03             ` Chander Kashyap
2014-05-16  8:03           ` [PATCH v6 5/6] exynos: cpuidle: do not allow cpuidle registration " Chander Kashyap
2014-05-16  8:03             ` Chander Kashyap
2014-05-16  8:03             ` Chander Kashyap
2014-05-16  8:03           ` [PATCH v6 6/6] mcpm: exynos: populate suspend and powered_up callbacks Chander Kashyap
2014-05-16  8:03             ` Chander Kashyap
2014-05-16  8:03             ` Chander Kashyap
2014-05-19  5:40           ` [PATCH v6 0/6] add cpuidle support for Exynos5420 Chander Kashyap
2014-05-19  5:40             ` Chander Kashyap
2014-05-19  5:40             ` Chander Kashyap
2014-05-26  4:40             ` Chander Kashyap
2014-05-26  4:40               ` Chander Kashyap
2014-05-26  4:40               ` Chander Kashyap
2014-05-26 10:29           ` Tomasz Figa
2014-05-26 10:29             ` Tomasz Figa
2014-05-28  4:28             ` Chander Kashyap
2014-05-28  4:28               ` Chander Kashyap
2014-05-28  4:28               ` Chander Kashyap
2014-05-28  4:35               ` Kukjin Kim
2014-05-28  4:35                 ` Kukjin Kim
2014-05-28  9:02                 ` Daniel Lezcano
2014-05-28  9:02                   ` Daniel Lezcano
2014-05-29  4:37                   ` Chander Kashyap
2014-05-29  4:37                     ` Chander Kashyap
2014-05-29  4:37                     ` Chander Kashyap
2014-06-10 12:38                     ` Chander M. Kashyap
2014-06-10 12:38                       ` Chander M. Kashyap
2014-06-10 12:38                       ` Chander M. Kashyap
2014-05-14  8:03   ` [PATCH v5 6/6] mcpm: exynos: populate suspend and powered_up callbacks Chander Kashyap
2014-05-14  8:03     ` Chander Kashyap
2014-05-14  9:56   ` [PATCH v5 0/6] add cpuidle support for Exynos5420 Daniel Lezcano
2014-05-14  9:56     ` Daniel Lezcano
2014-05-14 10:43     ` Chander Kashyap [this message]
2014-05-14 10:43       ` Chander Kashyap
2014-05-14 10:43       ` Chander Kashyap

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