From: Brian Masney <masneyb@onstation.org>
To: Amit Kucheria <amit.kucheria@linaro.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
linux-arm-msm <linux-arm-msm@vger.kernel.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Eduardo Valentin <edubezval@gmail.com>,
Andy Gross <andy.gross@linaro.org>,
Andy Gross <agross@kernel.org>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
Mark Rutland <mark.rutland@arm.com>,
Rob Herring <robh+dt@kernel.org>, Zhang Rui <rui.zhang@intel.com>,
Marc Gonzalez <marc.w.gonzalez@free.fr>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>,
Linux PM list <linux-pm@vger.kernel.org>
Subject: Re: [PATCH 00/15] thermal: qcom: tsens: Add interrupt support
Date: Mon, 29 Jul 2019 05:07:35 -0400 [thread overview]
Message-ID: <20190729090735.GA897@onstation.org> (raw)
In-Reply-To: <CAHLCerNay31+RNQvQZyxMMVyb1mLLfN5BoZbz-M+bMqbmbYwtA@mail.gmail.com>
On Sat, Jul 27, 2019 at 12:58:54PM +0530, Amit Kucheria wrote:
> On Fri, Jul 26, 2019 at 4:59 PM Brian Masney <masneyb@onstation.org> wrote:
> > On Fri, Jul 26, 2019 at 04:40:16PM +0530, Amit Kucheria wrote:
> > > How well does cpufreq work on 8974? I haven't looked at it yet but
> > > we'll need it for thermal throttling.
> >
> > I'm not sure how to tell if the frequency is dynamically changed during
> > runtime on arm. x86-64 shows this information in /proc/cpuinfo. Here's
> > the /proc/cpuinfo on the Nexus 5:
>
> Nah. /proc/cpuinfo won't show what we need.
>
> Try the following:
>
> $ grep "" /sys/devices/system/cpu/cpufreq/policy?/*
>
> More specifically, the following files have the information you need.
> Run watch -n1 on them.
>
> $ grep "" /sys/devices/system/cpu/cpufreq/policy?/scaling_*_freq
There's no cpufreq directory on msm8974:
# ls -1 /sys/devices/system/cpu/
cpu0
cpu1
cpu2
cpu3
cpuidle
hotplug
isolated
kernel_max
modalias
offline
online
possible
power
present
smt
uevent
I'm using qcom_defconfig.
Brian
next prev parent reply other threads:[~2019-07-29 9:07 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-25 22:18 [PATCH 00/15] thermal: qcom: tsens: Add interrupt support Amit Kucheria
2019-07-25 22:18 ` [PATCH 01/15] drivers: thermal: tsens: Get rid of id field in tsens_sensor Amit Kucheria
2019-08-17 4:01 ` Stephen Boyd
2019-08-19 11:55 ` Daniel Lezcano
2019-07-25 22:18 ` [PATCH 02/15] drivers: thermal: tsens: Simplify code flow in tsens_probe Amit Kucheria
2019-08-17 4:02 ` Stephen Boyd
2019-08-19 11:57 ` Daniel Lezcano
2019-07-25 22:18 ` [PATCH 03/15] drivers: thermal: tsens: Add __func__ identifier to debug statements Amit Kucheria
2019-08-17 4:03 ` Stephen Boyd
2019-08-19 13:19 ` Daniel Lezcano
2019-07-25 22:18 ` [PATCH 04/15] drivers: thermal: tsens: Add debugfs support Amit Kucheria
2019-08-17 4:07 ` Stephen Boyd
2019-08-19 7:58 ` Amit Kucheria
2019-08-19 14:27 ` Stephen Boyd
2019-08-21 12:55 ` Amit Kucheria
2019-08-26 20:55 ` Stephen Boyd
2019-07-25 22:18 ` [PATCH 05/15] arm: dts: msm8974: thermal: Add thermal zones for each sensor Amit Kucheria
2019-08-08 20:49 ` Brian Masney
2019-07-25 22:18 ` [PATCH 06/15] arm64: dts: msm8916: thermal: Fixup HW ids for cpu sensors Amit Kucheria
2019-08-13 13:25 ` Daniel Lezcano
2019-07-25 22:18 ` [PATCH 07/15] dt: thermal: tsens: Document interrupt support in tsens driver Amit Kucheria
2019-08-16 21:36 ` Rob Herring
2019-08-16 22:02 ` Amit Kucheria
2019-08-17 4:10 ` Stephen Boyd
2019-08-17 19:25 ` Rob Herring
2019-08-19 7:10 ` Amit Kucheria
2019-08-19 13:07 ` Rob Herring
2019-07-25 22:18 ` [PATCH 08/15] arm64: dts: sdm845: thermal: Add interrupt support Amit Kucheria
2019-07-25 22:18 ` [PATCH 09/15] arm64: dts: msm8996: " Amit Kucheria
2019-07-25 22:18 ` [PATCH 10/15] arm64: dts: msm8998: " Amit Kucheria
2019-07-25 22:18 ` [PATCH 11/15] arm64: dts: qcs404: " Amit Kucheria
2019-07-25 22:18 ` [PATCH 12/15] arm64: dts: msm8974: " Amit Kucheria
2019-07-29 9:03 ` Luca Weiss
2019-07-29 9:29 ` Amit Kucheria
2019-08-08 20:49 ` Brian Masney
2019-07-25 22:18 ` [PATCH 13/15] arm64: dts: msm8916: " Amit Kucheria
2019-07-25 22:18 ` [PATCH 14/15] drivers: thermal: tsens: Create function to return sign-extended temperature Amit Kucheria
2019-08-17 4:16 ` Stephen Boyd
2019-08-19 20:51 ` Amit Kucheria
2019-07-25 22:18 ` [PATCH 15/15] drivers: thermal: tsens: Add interrupt support Amit Kucheria
2019-08-17 6:09 ` Stephen Boyd
2019-08-22 13:40 ` Amit Kucheria
2019-07-26 10:36 ` [PATCH 00/15] thermal: qcom: " Brian Masney
2019-07-26 10:44 ` Amit Kucheria
2019-07-26 11:10 ` Amit Kucheria
2019-07-26 11:29 ` Brian Masney
2019-07-27 7:28 ` Amit Kucheria
2019-07-29 9:07 ` Brian Masney [this message]
2019-07-29 9:32 ` Luca Weiss
2019-07-29 9:50 ` Amit Kucheria
2019-08-12 15:28 ` Niklas Cassel
2019-08-08 13:04 ` Amit Kucheria
-- strict thread matches above, loose matches on Subject: below --
2019-10-16 7:33 Amit Kucheria
2019-10-16 7:59 ` Daniel Lezcano
2019-10-16 8:35 ` Amit Kucheria
2019-10-16 8:46 ` Daniel Lezcano
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