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From: Viresh Kumar <viresh.kumar@linaro.org>
To: Thara Gopinath <thara.gopinath@linaro.org>,
	Lukasz Luba <lukasz.luba@arm.com>
Cc: agross@kernel.org, bjorn.andersson@linaro.org,
	rui.zhang@intel.com, daniel.lezcano@linaro.org,
	rjw@rjwysocki.net, robh+dt@kernel.org, tdas@codeaurora.org,
	mka@chromium.org, linux-arm-msm@vger.kernel.org,
	linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org
Subject: Re: [Patch v3 3/6] cpufreq: qcom-cpufreq-hw: Add dcvs interrupt support
Date: Mon, 12 Jul 2021 10:05:14 +0530	[thread overview]
Message-ID: <20210712043514.ijp6cm3zuri7u5hb@vireshk-i7> (raw)
In-Reply-To: <5a98ef2a-d170-f52d-cc48-b838cddaa5c2@linaro.org>

+Lukasz,

On 09-07-21, 11:37, Thara Gopinath wrote:
> On 7/9/21 2:46 AM, Viresh Kumar wrote:
> > On 08-07-21, 08:06, Thara Gopinath wrote:
> > >   static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)
> > >   {
> > >   	struct platform_device *pdev = cpufreq_get_driver_data();
> > > @@ -370,6 +480,10 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)
> > >   			dev_warn(cpu_dev, "failed to enable boost: %d\n", ret);
> > >   	}
> > > +	ret = qcom_cpufreq_hw_lmh_init(policy, index);
> > 
> > You missed unregistering EM here (which is also missing from exit,
> > which you need to fix first in a separate patch).
> 
> Hi!
> 
> So how exactly do you do this? I checked other users of the api and I do not
> see any free.

Lukasz,

I don't see the cpufreq drivers ever calling dev_pm_opp_of_unregister_em(), and
even if they called, it would translate to em_dev_unregister_perf_domain(),
which has this:

	if (_is_cpu_device(dev))
		return;

I am not sure what's going on here, can you help ?

-- 
viresh

  reply	other threads:[~2021-07-12  4:35 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-08 12:06 [Patch v3 0/6] Introduce LMh driver for Qualcomm SoCs Thara Gopinath
2021-07-08 12:06 ` [Patch v3 1/6] firmware: qcom_scm: Introduce SCM calls to access LMh Thara Gopinath
2021-07-10  4:02   ` Bjorn Andersson
2021-07-08 12:06 ` [Patch v3 2/6] thermal: qcom: Add support for LMh driver Thara Gopinath
2021-07-10  4:15   ` Bjorn Andersson
2021-07-13  0:49     ` Thara Gopinath
2021-07-08 12:06 ` [Patch v3 3/6] cpufreq: qcom-cpufreq-hw: Add dcvs interrupt support Thara Gopinath
2021-07-08 20:00   ` kernel test robot
2021-07-09  6:46   ` Viresh Kumar
2021-07-09 15:37     ` Thara Gopinath
2021-07-12  4:35       ` Viresh Kumar [this message]
2021-07-12  4:41       ` Viresh Kumar
2021-07-13  1:18         ` Thara Gopinath
2021-07-13  3:18           ` Viresh Kumar
2021-07-14 12:37             ` Thara Gopinath
2021-07-10  4:57   ` Bjorn Andersson
2021-07-13  1:09     ` Thara Gopinath
2021-07-08 12:06 ` [Patch v3 4/6] arm64: boot: dts: qcom: sdm45: Add support for LMh node Thara Gopinath
2021-07-10  4:17   ` Bjorn Andersson
2021-07-19 16:33   ` Bjorn Andersson
2021-07-19 22:44     ` Thara Gopinath
2021-07-08 12:06 ` [Patch v3 5/6] arm64: boot: dts: qcom: sdm845: Remove cpufreq cooling devices for CPU thermal zones Thara Gopinath
2021-07-10  4:17   ` Bjorn Andersson
2021-07-08 12:06 ` [Patch v3 6/6] dt-bindings: thermal: Add dt binding for QCOM LMh Thara Gopinath
2021-07-10  4:21   ` Bjorn Andersson
2021-07-13  0:54     ` Thara Gopinath
2021-07-12 17:32   ` Rob Herring
2021-07-22  3:14 ` [Patch v3 0/6] Introduce LMh driver for Qualcomm SoCs Steev Klimaszewski
2021-07-27 15:29   ` Thara Gopinath
2021-07-27 17:43     ` Steev Klimaszewski

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