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Date:   Sun, 3 Jan 2021 15:52:32 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Yangtao Li <tiny.windzz@...il.com>, myungjoo.ham@...sung.com,
        kyungmin.park@...sung.com, cw00.choi@...sung.com, krzk@...nel.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, linux-imx@....com, thierry.reding@...il.com,
        jonathanh@...dia.com, yuq825@...il.com, airlied@...ux.ie,
        daniel@...ll.ch, robdclark@...il.com, sean@...rly.run,
        robh@...nel.org, tomeu.vizoso@...labora.com, steven.price@....com,
        alyssa.rosenzweig@...labora.com, stanimir.varbanov@...aro.org,
        agross@...nel.org, bjorn.andersson@...aro.org, mchehab@...nel.org,
        lukasz.luba@....com, adrian.hunter@...el.com,
        ulf.hansson@...aro.org, vireshk@...nel.org, nm@...com,
        sboyd@...nel.org, broonie@...nel.org, gregkh@...uxfoundation.org,
        jirislaby@...nel.org, rjw@...ysocki.net, jcrouse@...eaurora.org,
        hoegsberg@...gle.com, eric@...olt.net, tzimmermann@...e.de,
        marijn.suijten@...ainline.org, gustavoars@...nel.org,
        emil.velikov@...labora.com, jonathan@...ek.ca,
        akhilpo@...eaurora.org, smasetty@...eaurora.org,
        airlied@...hat.com, masneyb@...tation.org, kalyan_t@...eaurora.org,
        tanmay@...eaurora.org, ddavenport@...omium.org,
        jsanka@...eaurora.org, rnayak@...eaurora.org,
        tongtiangen@...wei.com, miaoqinglang@...wei.com,
        khsieh@...eaurora.org, abhinavk@...eaurora.org,
        chandanu@...eaurora.org, groeck@...omium.org, varar@...eaurora.org,
        mka@...omium.org, harigovi@...eaurora.org,
        rikard.falkeborn@...il.com, natechancellor@...il.com,
        georgi.djakov@...aro.org, akashast@...eaurora.org,
        parashar@...eaurora.org, dianders@...omium.org
Cc:     linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-samsung-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-tegra@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, lima@...ts.freedesktop.org,
        linux-arm-msm@...r.kernel.org, freedreno@...ts.freedesktop.org,
        linux-media@...r.kernel.org, linux-mmc@...r.kernel.org,
        linux-spi@...r.kernel.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH 00/31] Introduce devm_pm_opp_* API

01.01.2021 19:54, Yangtao Li пишет:
> Hi,
> 
> This patchset add devm_pm_opp_set_clkname, devm_pm_opp_put_clkname,
> devm_pm_opp_set_regulators, devm_pm_opp_put_regulators,
> devm_pm_opp_set_supported_hw, devm_pm_opp_of_add_table and
> devm_pm_opp_register_notifier.
> 
> Yangtao Li (31):
>   opp: Add devres wrapper for dev_pm_opp_set_clkname and
>     dev_pm_opp_put_clkname
>   opp: Add devres wrapper for dev_pm_opp_set_regulators and
>     dev_pm_opp_put_regulators
>   opp: Add devres wrapper for dev_pm_opp_set_supported_hw
>   opp: Add devres wrapper for dev_pm_opp_of_add_table
>   opp: Add devres wrapper for dev_pm_opp_register_notifier
>   serial: qcom_geni_serial: fix potential mem leak in
>     qcom_geni_serial_probe()
>   serial: qcom_geni_serial: convert to use devm_pm_opp_* API
>   spi: spi-qcom-qspi: fix potential mem leak in spi_geni_probe()
>   spi: spi-qcom-qspi: fix potential mem leak in spi_geni_probe()
>   qcom-geni-se: remove opp_table
>   mmc: sdhci-msm: fix potential mem leak in sdhci_msm_probe()
>   mmc: sdhci-msm: convert to use devm_pm_opp_* API
>   spi: spi-qcom-qspi: fix potential mem leak in qcom_qspi_probe()
>   spi: spi-qcom-qspi: convert to use devm_pm_opp_* API
>   drm/msm: fix potential mem leak
>   drm/msm: convert to use devm_pm_opp_* API and remove dp_ctrl_put
>   drm/lima: convert to use devm_pm_opp_* API
>   drm/lima: remove unneeded devm_devfreq_remove_device()
>   drm/panfrost: convert to use devm_pm_opp_* API
>   media: venus: fix error check in core_get_v4()
>   media: venus: convert to use devm_pm_opp_* API
>   memory: samsung: exynos5422-dmc: fix return error in
>     exynos5_init_freq_table
>   memory: samsung: exynos5422-dmc: convert to use devm_pm_opp_* API
>   memory: tegra20: convert to use devm_pm_opp_* API
>   memory: tegra30: convert to use devm_pm_opp_* API
>   PM / devfreq: tegra30: convert to use devm_pm_opp_* API
>   PM / devfreq: rk3399_dmc: convert to use devm_pm_opp_* API
>   PM / devfreq: imx8m-ddrc: convert to use devm_pm_opp_* API
>   PM / devfreq: imx-bus: convert to use devm_pm_opp_* API
>   PM / devfreq: exynos: convert to use devm_pm_opp_* API
>   PM / devfreq: convert to devm_pm_opp_register_notifier and remove
>     unused API
> 
>  drivers/devfreq/devfreq.c                     |  66 +------
>  drivers/devfreq/exynos-bus.c                  |  42 +----
>  drivers/devfreq/imx-bus.c                     |  14 +-
>  drivers/devfreq/imx8m-ddrc.c                  |  15 +-
>  drivers/devfreq/rk3399_dmc.c                  |  22 +--
>  drivers/devfreq/tegra30-devfreq.c             |  21 +--
>  drivers/gpu/drm/lima/lima_devfreq.c           |  45 +----
>  drivers/gpu/drm/lima/lima_devfreq.h           |   2 -
>  drivers/gpu/drm/msm/adreno/a5xx_gpu.c         |   2 +-
>  drivers/gpu/drm/msm/adreno/a6xx_gmu.c         |   2 +-
>  drivers/gpu/drm/msm/adreno/adreno_gpu.c       |   2 +-
>  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c       |  31 ++--
>  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h       |   2 -
>  drivers/gpu/drm/msm/dp/dp_ctrl.c              |  29 +--
>  drivers/gpu/drm/msm/dp/dp_ctrl.h              |   1 -
>  drivers/gpu/drm/msm/dp/dp_display.c           |   5 +-
>  drivers/gpu/drm/msm/dsi/dsi_host.c            |  23 ++-
>  drivers/gpu/drm/panfrost/panfrost_devfreq.c   |  34 +---
>  drivers/gpu/drm/panfrost/panfrost_devfreq.h   |   1 -
>  .../media/platform/qcom/venus/pm_helpers.c    |  22 +--
>  drivers/memory/samsung/exynos5422-dmc.c       |  13 +-
>  drivers/memory/tegra/tegra20-emc.c            |  29 +--
>  drivers/memory/tegra/tegra30-emc.c            |  29 +--
>  drivers/mmc/host/sdhci-msm.c                  |  27 ++-
>  drivers/opp/core.c                            | 173 ++++++++++++++++++
>  drivers/opp/of.c                              |  36 ++++
>  drivers/spi/spi-geni-qcom.c                   |  23 ++-
>  drivers/spi/spi-qcom-qspi.c                   |  25 ++-
>  drivers/tty/serial/qcom_geni_serial.c         |  31 ++--
>  include/linux/devfreq.h                       |  23 ---
>  include/linux/pm_opp.h                        |  38 ++++
>  include/linux/qcom-geni-se.h                  |   2 -
>  32 files changed, 402 insertions(+), 428 deletions(-)
> 

Hello,

Could you please add helper for dev_pm_opp_attach_genpd() and make
cpufreq drivers to use the helpers?

I'd also like to see a devm helper for
dev_pm_opp_register_set_opp_helper(), which should become useful for
Tegra drivers sometime soon.

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