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From:   Ilia Lin <ilia.lin@kernel.org>
Date:   Sun, 8 Nov 2020 11:25:22 +0200
Message-ID: <CA+5LGR0UwGUeXPw3Jbd7=VkY7fY_rKV_YjLpWV4GbHnvP23Ejg@mail.gmail.com>
Subject: Re: [PATCH 0/7] opp: Allow dev_pm_opp_put_*() APIs to accept NULL opp_table
To:     Viresh Kumar <viresh.kumar@linaro.org>
Cc:     Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Chanwoo Choi <cw00.choi@samsung.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        David Airlie <airlied@linux.ie>,
        Ilia Lin <ilia.lin@kernel.org>,
        Krzysztof Kozlowski <krzk@kernel.org>,
        Kukjin Kim <kgene@kernel.org>,
        Kyungmin Park <kyungmin.park@samsung.com>,
        MyungJoo Ham <myungjoo.ham@samsung.com>,
        Nishanth Menon <nm@ti.com>, Qiang Yu <yuq825@gmail.com>,
        "Rafael J. Wysocki" <rjw@rjwysocki.net>,
        Rob Herring <robh@kernel.org>,
        Stanimir Varbanov <stanimir.varbanov@linaro.org>,
        Stephen Boyd <sboyd@kernel.org>,
        Steven Price <steven.price@arm.com>,
        Tomeu Vizoso <tomeu.vizoso@collabora.com>,
        Viresh Kumar <vireshk@kernel.org>,
        "open list:QUALCOMM CPUFREQ DRIVER MSM8996/APQ8096" 
        <linux-pm@vger.kernel.org>,
        Vincent Guittot <vincent.guittot@linaro.org>, digetx@gmail.com,
        dri-devel@lists.freedesktop.org, lima@lists.freedesktop.org,
        linux-arm-kernel@lists.infradead.org,
        "open list:ARM/QUALCOMM SUPPORT" <linux-arm-msm@vger.kernel.org>,
        open list <linux-kernel@vger.kernel.org>,
        linux-media@vger.kernel.org, linux-samsung-soc@vger.kernel.org
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Reviewed-by: Ilia Lin <ilia.lin@kernel.org>


On Fri, Nov 6, 2020 at 9:05 AM Viresh Kumar <viresh.kumar@linaro.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
>