linux-kernel - Re: [PATCH 0/7] opp: Allow dev_pm_opp_put_*() APIs to accept NULL opp

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Date:   Sun, 8 Nov 2020 11:25:22 +0200
From:   Ilia Lin <ilia.lin@...nel.org>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...ux.ie>,
        Ilia Lin <ilia.lin@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Kukjin Kim <kgene@...nel.org>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Nishanth Menon <nm@...com>, Qiang Yu <yuq825@...il.com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Rob Herring <robh@...nel.org>,
        Stanimir Varbanov <stanimir.varbanov@...aro.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Steven Price <steven.price@....com>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Viresh Kumar <vireshk@...nel.org>,
        "open list:QUALCOMM CPUFREQ DRIVER MSM8996/APQ8096" 
        <linux-pm@...r.kernel.org>,
        Vincent Guittot <vincent.guittot@...aro.org>, digetx@...il.com,
        dri-devel@...ts.freedesktop.org, lima@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org,
        "open list:ARM/QUALCOMM SUPPORT" <linux-arm-msm@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        linux-media@...r.kernel.org, linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH 0/7] opp: Allow dev_pm_opp_put_*() APIs to accept NULL opp_table

Reviewed-by: Ilia Lin <ilia.lin@...nel.org>


On Fri, Nov 6, 2020 at 9:05 AM Viresh Kumar <viresh.kumar@...aro.org> wrote:
>
> Hello,
>
> This patchset updates the dev_pm_opp_put_*() helpers to accept a NULL
> pointer for the OPP table, in order to allow the callers to drop the
> unnecessary checks they had to carry.
>
> All these must get merged upstream through the OPP tree as there is a
> hard dependency on the first patch here. Thanks.
>
> Viresh Kumar (7):
>   opp: Allow dev_pm_opp_put_*() APIs to accept NULL opp_table
>   cpufreq: dt: dev_pm_opp_put_regulators() accepts NULL argument
>   cpufreq: qcom-cpufreq-nvmem: dev_pm_opp_put_*() accepts NULL argument
>   devfreq: exynos: dev_pm_opp_put_*() accepts NULL argument
>   drm/lima: dev_pm_opp_put_*() accepts NULL argument
>   drm/panfrost: dev_pm_opp_put_*() accepts NULL argument
>   media: venus: dev_pm_opp_put_*() accepts NULL argument
>
>  drivers/cpufreq/cpufreq-dt.c                   |  6 ++----
>  drivers/cpufreq/qcom-cpufreq-nvmem.c           | 15 ++++++---------
>  drivers/devfreq/exynos-bus.c                   | 12 ++++--------
>  drivers/gpu/drm/lima/lima_devfreq.c            | 13 ++++---------
>  drivers/gpu/drm/panfrost/panfrost_devfreq.c    |  6 ++----
>  drivers/media/platform/qcom/venus/pm_helpers.c |  3 +--
>  drivers/opp/core.c                             | 18 ++++++++++++++++++
>  7 files changed, 37 insertions(+), 36 deletions(-)
>
> --
> 2.25.0.rc1.19.g042ed3e048af
>