From: Chanwoo Choi <cw00.choi@samsung.com>
To: lukasz.luba@arm.com, k.konieczny@samsung.com, krzk@kernel.org,
kgene@kernel.org
Cc: s.nawrocki@samsung.com, willy.mh.wolff.ml@gmail.com,
b.zolnierkie@samsung.com, chanwoo@kernel.org,
myungjoo.ham@samsung.com, kyungmin.park@samsung.com,
linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-samsung-soc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 0/2] PM / devfreq: Add delayed timer for polling
Date: Mon, 13 Jul 2020 16:24:46 +0900 [thread overview]
Message-ID: <a6fb8011-40b5-b88a-e667-eb4926f7d5a6@samsung.com> (raw)
In-Reply-To: <20200709054504.656-1-cw00.choi@samsung.com>
Dear all,
On 7/9/20 2:45 PM, Chanwoo Choi wrote:
> Add the delayed timer to devfreq framework in order to support
> the periodical polling mode without stop caused by CPU idle state.
> Some Non-CPU device must need to monitor the device status like
> utilization regardless of CPU state.
>
> - patch1 explains the detailed reason why the delayed timer is required.
> - patch2 initializes that exynos5422-dmc device use delayed timer as default
> instead of deferrable timer.
>
> Changes from v2:
> - Add reviewed-by tag
> - Fix typo on patch description
> - Remove 'RFC' work from patch title
> - Check whether 'df->governor' is NULL or not on timer_store()
>
> Chanwoo Choi (2):
> PM / devfreq: Add support delayed timer for polling mode
> memory: samsung: exynos5422-dmc: Use delayed timer as default
>
> Documentation/ABI/testing/sysfs-class-devfreq | 12 +++
> drivers/devfreq/devfreq.c | 86 ++++++++++++++++++-
> drivers/memory/samsung/exynos5422-dmc.c | 1 +
> include/linux/devfreq.h | 9 ++
> 4 files changed, 107 insertions(+), 1 deletion(-)
>
Applied them. Thanks.
--
Best Regards,
Chanwoo Choi
Samsung Electronics
prev parent reply other threads:[~2020-07-13 7:13 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20200709053339epcas1p23fb1c080b21c758940514c4672949cfa@epcas1p2.samsung.com>
2020-07-09 5:45 ` [PATCH v2 0/2] PM / devfreq: Add delayed timer for polling Chanwoo Choi
[not found] ` <CGME20200709053339epcas1p10278823f18b4650351f4e6f680d3d4a0@epcas1p1.samsung.com>
2020-07-09 5:45 ` [PATCH v2 1/2] PM / devfreq: Add support delayed timer for polling mode Chanwoo Choi
[not found] ` <CGME20200709053340epcas1p3bc307da98530bc166c7d354a62e4c894@epcas1p3.samsung.com>
2020-07-09 5:45 ` [PATCH v2 2/2] memory: samsung: exynos5422-dmc: Use delayed timer as default Chanwoo Choi
2020-07-13 7:24 ` Chanwoo Choi [this message]
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