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From: Rajendra Nayak <rnayak@codeaurora.org>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: ulf.hansson@linaro.org, robh+dt@kernel.org,
	bjorn.andersson@linaro.org, linux-pm@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-msm@vger.kernel.org, swboyd@chromium.org,
	rojay@codeaurora.org
Subject: Re: [PATCH v2 1/3] dt-bindings: power: Introduce 'assigned-performance-states' property
Date: Thu, 27 May 2021 11:51:25 +0530	[thread overview]
Message-ID: <79465de8-5704-0f58-c2e7-8fb6f6fc9b5d@codeaurora.org> (raw)
In-Reply-To: <20210527061603.cuy5q2jo3pfom7vf@vireshk-i7>



On 5/27/2021 11:46 AM, Viresh Kumar wrote:
> On 27-05-21, 11:42, Rajendra Nayak wrote:
>> While most devices within power-domains which support performance states,
>> scale the performance state dynamically, some devices might want to
>> set a static/default performance state while the device is active.
>> These devices typically would also run off a fixed clock and not support
>> dynamically scaling the device's performance, also known as DVFS techniques.
>> Add a property 'assigned-performance-states' which client devices can
>> use to set this default performance state on their power-domains.
>>
>> Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
>> ---
>>   .../devicetree/bindings/power/power-domain.yaml    | 50 ++++++++++++++++++++++
>>   1 file changed, 50 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/power/power-domain.yaml b/Documentation/devicetree/bindings/power/power-domain.yaml
>> index aed51e9..88cebf2 100644
>> --- a/Documentation/devicetree/bindings/power/power-domain.yaml
>> +++ b/Documentation/devicetree/bindings/power/power-domain.yaml
>> @@ -66,6 +66,19 @@ properties:
>>         by the given provider should be subdomains of the domain specified
>>         by this binding.
>>   
>> +  assigned-performance-states:
> 
> Why is this named assigned and not "default"? Just curious :)

I took the cue from assigned-clock-rates/assigned-clock-parents but i am perfectly
fine calling it default-performance-states as well :)

-- 
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation

  reply	other threads:[~2021-05-27  6:21 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-27  6:12 [PATCH v2 0/3] PM / Domains: Add support for assigned-performance-states Rajendra Nayak
2021-05-27  6:12 ` [PATCH v2 1/3] dt-bindings: power: Introduce 'assigned-performance-states' property Rajendra Nayak
2021-05-27  6:16   ` Viresh Kumar
2021-05-27  6:21     ` Rajendra Nayak [this message]
2021-05-27 14:23   ` Rob Herring
2021-05-27 14:26     ` Rob Herring
2021-06-01 10:33   ` Ulf Hansson
2021-06-01 11:12   ` Stephan Gerhold
2021-06-01 11:44     ` Viresh Kumar
2021-06-02 10:45       ` Ulf Hansson
2021-06-02 10:54         ` Viresh Kumar
2021-06-02 12:50           ` Ulf Hansson
2021-06-15 15:05   ` Ulf Hansson
2021-06-18  6:01     ` Rajendra Nayak
2021-05-27  6:12 ` [PATCH v2 2/3] PM / Domains: Add support for 'assigned-performance-states' Rajendra Nayak
2021-05-27  6:12 ` [PATCH v2 3/3] arm64: dts: sc7180: Add assigned-performance-states for i2c Rajendra Nayak

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