linux-kernel - Re: [GIT PULL] devfreq next for v5.14

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Date:   Fri, 25 Jun 2021 19:15:00 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Chanwoo Choi <cw00.choi@...sung.com>
Cc:     "Rafael J. Wysocki <rjw@...ysocki.net>" <rjw@...ysocki.net>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Chanwoo Choi (chanwoo@...nel.org)" <chanwoo@...nel.org>,
        함명주 <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>
Subject: Re: [GIT PULL] devfreq next for v5.14

On Fri, Jun 25, 2021 at 1:03 PM Chanwoo Choi <cw00.choi@...sung.com> wrote:
>
> Dear Rafael,
>
> This is devfreq-next pull request for v5.14-rc1. I add detailed description of
> this pull request on the following tag. Please pull devfreq with following updates.

Pulled, thanks!


> The following changes since commit d07f6ca923ea0927a1024dfccafc5b53b61cfecc:
>
>   Linux 5.13-rc2 (2021-05-16 15:27:44 -0700)
>
> are available in the Git repository at:
>
>   git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git tags/devfreq-next-for-5.14
>
> for you to fetch changes up to 8c37d01e1a86073d15ea7084390fba58d9a1665f:
>
>   PM / devfreq: passive: Fix get_target_freq when not using required-opp (2021-06-24 10:37:35 +0900)
>
> ----------------------------------------------------------------
> Detailed description for this pull request:
>
> 1. Update devfreq core
> - Use DEVICE_ATTR_RW macro for devfreq userspace governor
>
> - Add missing error code in devfreq_add_device()
>
> - Fix get_target_freq when not using required-opp
>
> - The 86ad9a24f21e ("PM / devfreq: Add required OPPs support to passive governor")
> supported the required-opp property for using devfreq passive governor.
> But, 86ad9a24f21e has caused the problem on use-case when required-opp
> is not used. So that fix the passive governor for supporting the case of when
> required-opp is not used.
>
> 2. Update devfreq driver
> - Remove unneeded get_dev_status and polling_ms from imx-bus.c because
> imx-bus.c doesn't support simple_ondemand.
>
> - Remove unneeded DEVFREQ_GOV_SIMPLE_ONDEMAND dependecy from imx8m-ddrc.c
> because it doesn't support simple_ondemand governor.
>
> - Use tegra30-devfreq.c as thermal cooling device
> - Convert dt-binding doc style to yaml and add cooling-cells property
> information to dt-binding doc for tegra30-devfreq.c
> ----------------------------------------------------------------
>
> Chanwoo Choi (1):
>       PM / devfreq: passive: Fix get_target_freq when not using required-opp
>
> Dmitry Osipenko (3):
>       PM / devfreq: tegra30: Support thermal cooling
>       dt-bindings: devfreq: tegra30-actmon: Convert to schema
>       dt-bindings: devfreq: tegra30-actmon: Add cooling-cells
>
> Dong Aisheng (2):
>       PM / devfreq: imx-bus: Remove imx_bus_get_dev_status
>       PM / devfreq: imx8m-ddrc: Remove DEVFREQ_GOV_SIMPLE_ONDEMAND dependency
>
> YueHaibing (2):
>       PM / devfreq: Add missing error code in devfreq_add_device()
>       PM / devfreq: userspace: Use DEVICE_ATTR_RW macro
>
>  .../bindings/arm/tegra/nvidia,tegra30-actmon.txt   |  57 ----------
>  .../bindings/devfreq/nvidia,tegra30-actmon.yaml    | 126 +++++++++++++++++++++
>  drivers/devfreq/Kconfig                            |   1 -
>  drivers/devfreq/devfreq.c                          |   1 +
>  drivers/devfreq/governor_passive.c                 |   3 +-
>  drivers/devfreq/governor_userspace.c               |  10 +-
>  drivers/devfreq/imx-bus.c                          |  14 ---
>  drivers/devfreq/tegra30-devfreq.c                  |   1 +
>  8 files changed, 135 insertions(+), 78 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/arm/tegra/nvidia,tegra30-actmon.txt
>  create mode 100644 Documentation/devicetree/bindings/devfreq/nvidia,tegra30-actmon.yaml