Re: [PATCH v2 0/2] PM / devfreq: Add delayed timer for polling

From: Chanwoo Choi
Date: Mon Jul 13 2020 - 03:13:24 EST


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