linux-kernel - Re: [GIT PULL] devfreq next for 6.17

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Message-ID: <CAJZ5v0gr5MVorUtqJr_wiKL0Q_LYHGMABugSPmnHcxVJ2rc_dQ@mail.gmail.com>
Date: Mon, 21 Jul 2025 12:47:02 +0200
From: "Rafael J. Wysocki" <rafael@...nel.org>
To: Chanwoo Choi <chanwoo@...nel.org>
Cc: "Rafael J. Wysocki" <rafael@...nel.org>, Chanwoo Choi <cw00.choi@...sung.com>, 
	Kyungmin Park <kyungmin.park@...sung.com>, MyungJoo Ham <myungjoo.ham@...sung.com>, 
	"open list:DEVICE FREQUENCY (DEVFREQ)" <linux-pm@...r.kernel.org>, 
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [GIT PULL] devfreq next for 6.17

Hi Chanwoo,

On Sat, Jul 19, 2025 at 5:26 AM Chanwoo Choi <chanwoo@...nel.org> wrote:
>
> Dear Rafael,
>
> This is devfreq-next pull request for v6.17. I add detailed description of
> this pull request on the following tag. Please pull devfreq with
> following updates.
>
> Best Regards,
> Chanwoo Choi
>
>
> The following changes since commit 347e9f5043c89695b01e66b3ed111755afcf1911:
>
>   Linux 6.16-rc6 (2025-07-13 14:25:58 -0700)
>
> are available in the Git repository at:
>
>   git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git tags/devfreq-next-for-6.17
>
> for you to fetch changes up to 7da2fdaaa1e6062686ac96a9f096c2d7847533e4:
>
>   PM / devfreq: Add HiSilicon uncore frequency scaling driver (2025-07-14 20:23:57 +0900)
>
> ----------------------------------------------------------------
> Update devfreq next for v6.17
>
> Detailed description for this pull request:
> - Clean devfreq core and fix bugs
>  : Replace sscanf with kstrtoul
>  : Remove redundant devfreq_get_freq_range() on adding devfreq driver
>  : Check missing NULL pointer check on removing devfreq driver
>  : Limit max_freq and min_freq to avoid unreachable value
>  : Fix wrong index on trans_stat sysfs node
>
> - Use devm_* managed function for clock control on sun81-a33-mbus driver
>
> - Add HiSilicon uncore frequencye scaling driver for for HiSilicon Kunpeng SoCs
>  : The uncore domain includes shared system resources such as interconnects
>  and L3 cache, and its frequency has a significant impact on system performance
>  and power consumption. The driver provides the following functions:
>    - Support to scale frequency scaling with governor and user setting
>    - Support to query CPUs whose performance is closely related to the uncore domain
>    - Communication with the platform controller via an ACPI PCC mailbox
>      to perform actual frequency changes
>
> ----------------------------------------------------------------
> Chanwoo Choi (1):
>       PM / devfreq: Fix a index typo in trans_stat
>
> Jie Zhan (2):
>       PM / devfreq: Allow devfreq driver to add custom sysfs ABIs
>       PM / devfreq: Add HiSilicon uncore frequency scaling driver
>
> Lifeng Zheng (4):
>       PM / devfreq: governor: Replace sscanf() with kstrtoul() in set_freq_store()
>       PM / devfreq: Limit max_freq with scaling_mina_freq
>       PM / devfreq: Remove redundant devfreq_get_freq_range() calling in devfreq_add_device()
>       PM / devfreq: Check governor before using governor->name
>
> Uwe Kleine-König (1):
>       PM / devfreq: sun8i-a33-mbus: Simplify by using more devm functions
>
>  Documentation/ABI/testing/sysfs-class-devfreq |   9 +
>  drivers/devfreq/Kconfig                       |  11 +
>  drivers/devfreq/Makefile                      |   1 +
>  drivers/devfreq/devfreq.c                     |  23 +-
>  drivers/devfreq/governor_userspace.c          |   6 +-
>  drivers/devfreq/hisi_uncore_freq.c            | 658 ++++++++++++++++++++++++++
>  drivers/devfreq/sun8i-a33-mbus.c              |  38 +-
>  include/linux/devfreq.h                       |   4 +
>  8 files changed, 704 insertions(+), 46 deletions(-)
>  create mode 100644 drivers/devfreq/hisi_uncore_freq.c

Pulled, thank you!