From: Viresh Kumar <viresh.kumar@linaro.org>
To: "Chen-Yu Tsai (Moxa)" <wens@csie.org>
Cc: nobuhiro1.iwamatsu@toshiba.co.jp, pavel@denx.de,
cip-dev@lists.cip-project.org, JohnsonCH.Chen@moxa.com,
Stephen Boyd <sboyd@codeaurora.org>,
"Rafael J . Wysocki" <rafael.j.wysocki@intel.com>
Subject: Re: [cip-dev] [4.4.y-cip 01/15] PM / OPP: Add debugfs support
Date: Thu, 4 Jun 2020 10:17:28 +0530 [thread overview]
Message-ID: <20200604044728.fcj72dgnwbds26hw@vireshk-i7> (raw)
In-Reply-To: <20200604031829.3254-2-wens@csie.org>
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On 04-06-20, 11:18, Chen-Yu Tsai (Moxa) wrote:
> From: Viresh Kumar <viresh.kumar@linaro.org>
>
> commit deaa51465105a7eda19a627b10372f4f7c51a4df upstream.
>
> This patch adds debugfs support to OPP layer to export OPPs and their
> properties for all the devices.
>
> This creates a top level directory: /sys/kernel/debug/opp and then
> device specific directories (based on device names) inside it. For
> example: 'cpu0', 'cpu1', etc..
>
> If multiple devices share the OPP table, then the real directory is
> created only for the first device. For all others, links are created to
> the real directory.
>
> Inside the device specific directory, a separate directory is created
> for each OPP. And within that files per opp property.
>
> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> Signed-off-by: Chen-Yu Tsai (Moxa) <wens@csie.org>
Please use --suppress-cc=all while sending patches internally.
--
viresh
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next prev parent reply other threads:[~2020-06-04 11:55 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-04 3:18 [cip-dev] [4.4.y-cip 00/15] PM / OPP v2 & cpufreq backports part 1 Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 01/15] PM / OPP: Add debugfs support Chen-Yu Tsai (Moxa)
2020-06-04 4:47 ` Viresh Kumar [this message]
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 02/15] PM / OPP: Add "opp-supported-hw" binding Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 03/15] PM / OPP: Add {opp-microvolt|opp-microamp}-<name> binding Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 04/15] PM / OPP: Remove 'operating-points-names' binding Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 05/15] PM / OPP: Rename OPP nodes as opp@<opp-hz> Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 06/15] PM / OPP: Add missing doc comments Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 07/15] PM / OPP: Parse 'opp-supported-hw' binding Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 08/15] PM / OPP: Parse 'opp-<prop>-<name>' bindings Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 09/15] PM / OPP: Fix parsing of opp-microvolt and opp-microamp properties Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 10/15] PM / OPP: Set cpu_dev->id in cpumask first Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 11/15] PM / OPP: Use snprintf() instead of sprintf() Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 12/15] devicetree: bindings: Add optional dynamic-power-coefficient property Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 13/15] cpufreq-dt: Supply power coefficient when registering cooling devices Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 14/15] cpufreq-dt: fix handling regulator_get_voltage() result Chen-Yu Tsai (Moxa)
2020-06-04 3:18 ` [cip-dev] [4.4.y-cip 15/15] cpufreq: cpufreq-dt: avoid uninitialized variable warnings: Chen-Yu Tsai (Moxa)
2020-06-04 3:45 ` [cip-dev] [4.4.y-cip 00/15] PM / OPP v2 & cpufreq backports part 1 Chen-Yu Tsai (Moxa)
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