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From: Thierry Reding <thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Mikko Perttunen <mikko.perttunen-/1wQRMveznE@public.gmane.org>
Cc: Mikko Perttunen <cyndis-/1wQRMveznE@public.gmane.org>,
	edubezval-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org,
	linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	juha-matti.tilli-X3B1VOXEql0@public.gmane.org
Subject: Re: [PATCH v6 0/4] Tegra124 soctherm driver
Date: Fri, 26 Sep 2014 13:48:53 +0200
Message-ID: <20140926114852.GO31106@ulmo> (raw)
In-Reply-To: <54253E7C.9080704-/1wQRMveznE@public.gmane.org>


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On Fri, Sep 26, 2014 at 01:22:52PM +0300, Mikko Perttunen wrote:
> On 09/26/2014 01:19 PM, Thierry Reding wrote:
> >On Fri, Sep 26, 2014 at 12:43:09PM +0300, Mikko Perttunen wrote:
> >>Hi,
> >>
> >>this series adds support for the thermal monitoring features of the
> >>soctherm unit on the Tegra124 SoC.
> >>
> >>The branch is also available in my github repo,
> >>   git://github.com/cyndis/linux.git soctherm-v6
> >>
> >>Thanks,
> >>Mikko
> >>
> >>Mikko Perttunen (4):
> >>   of: Add bindings for nvidia,tegra124-soctherm
> >>   ARM: tegra: Add soctherm and thermal zones to Tegra124 device tree
> >>   ARM: tegra: Add thermal trip points for Jetson TK1
> >>   thermal: Add Tegra SOCTHERM thermal management driver
> >>
> >>  .../devicetree/bindings/thermal/tegra-soctherm.txt |  53 +++
> >>  arch/arm/boot/dts/tegra124-jetson-tk1.dts          |  44 ++
> >>  arch/arm/boot/dts/tegra124.dtsi                    |  47 ++
> >>  drivers/thermal/Kconfig                            |  10 +
> >>  drivers/thermal/Makefile                           |   1 +
> >>  drivers/thermal/tegra_soctherm.c                   | 471 +++++++++++++++++++++
> >>  include/dt-bindings/thermal/tegra124-soctherm.h    |  13 +
> >>  7 files changed, 639 insertions(+)
> >>  create mode 100644 Documentation/devicetree/bindings/thermal/tegra-soctherm.txt
> >>  create mode 100644 drivers/thermal/tegra_soctherm.c
> >>  create mode 100644 include/dt-bindings/thermal/tegra124-soctherm.h
> >
> >One thing that I've wanted to start doing for a while now is request
> >patch submissions like this to come accompanied with a way on how to
> >test them. Ideally this would be in a scripted way that can test for
> >success programatically, but it doesn't necessarily have to be if it
> >turns out too difficult or impractical to do.
> 
> Indeed, that would be very useful.
> 
> >
> >The goal is to eventually come up with a test suite that can run the
> >majority of test cases automatically to make it easy to test for any
> >regressions. And even if tests can't be run automatically it'd still
> >be an advantage to have them all collected in some repository, since
> >it saves a lot of typing and time to run tests, and it will give us
> >a standard set of tests that everybody can verify changes against.
> >
> >I realize that it's somewhat unfair to start requesting this from you
> >now, but we've got to start somewhere. Could you give a short summary
> >of how you test this? What are the interfaces that the kernel exposes
> >for these thermal drivers?
> 
> You need to enable the driver in Device Drivers -> Generic Thermal sysfs
> driver -> Tegra SOCTHERM thermal management. Then, you should see
> directories appear in /sys/class/thermal. You can also use the `tmon' tool
> included in the kernel tree to quickly see values; that's what I use for
> testing.

Okay. So what are expected values for these temperatures? It's going to
be pretty much impossible to say what the correct value is on a given
board at any time, but perhaps a "test" could consist of checking that
all temperatures are within a reasonable range.

Thierry

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  parent reply index

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-26  9:43 Mikko Perttunen
     [not found] ` <1411724593-4037-1-git-send-email-cyndis-/1wQRMveznE@public.gmane.org>
2014-09-26  9:43   ` [PATCH v6 1/4] of: Add bindings for nvidia,tegra124-soctherm Mikko Perttunen
2014-09-26  9:43 ` [PATCH v6 2/4] ARM: tegra: Add soctherm and thermal zones to Tegra124 device tree Mikko Perttunen
2014-09-26  9:43 ` [PATCH v6 3/4] ARM: tegra: Add thermal trip points for Jetson TK1 Mikko Perttunen
2014-09-26  9:43 ` [PATCH v6 4/4] thermal: Add Tegra SOCTHERM thermal management driver Mikko Perttunen
2014-09-26 11:45   ` Thierry Reding
2014-09-26 20:28     ` Mikko Perttunen
2014-09-27 12:06       ` Juha-Matti Tilli
     [not found]         ` <20140927120649.GA70809-Xv4IVSKz7SWQi9Q/X01l6/UpdFzICT1y@public.gmane.org>
2014-09-29 13:42           ` Mikko Perttunen
2014-09-29  8:14       ` Peter De Schrijver
     [not found]       ` <5425CC6F.2020309-/1wQRMveznE@public.gmane.org>
2014-09-29  8:29         ` Thierry Reding
2014-09-29 13:37           ` Mikko Perttunen
2014-09-29 14:17   ` [PATCH v7 " Mikko Perttunen
2014-10-15 10:05     ` Mikko Perttunen
     [not found]       ` <543E46DF.8060705-/1wQRMveznE@public.gmane.org>
2014-11-07 15:54         ` Eduardo Valentin
2014-11-08  1:11           ` Mikko Perttunen
2014-09-26 10:19 ` [PATCH v6 0/4] Tegra124 soctherm driver Thierry Reding
2014-09-26 10:22   ` Mikko Perttunen
     [not found]     ` <54253E7C.9080704-/1wQRMveznE@public.gmane.org>
2014-09-26 11:48       ` Thierry Reding [this message]
2014-09-26 12:00         ` Mikko Perttunen
     [not found]           ` <5425554B.7060102-/1wQRMveznE@public.gmane.org>
2014-09-26 12:05             ` Thierry Reding
2014-09-26 12:09               ` Mikko Perttunen

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