Re: [Intel-gfx] [PATCH 4/7] drm/i915/hwmon: Show device level energy usage

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On Tue, 13 Sep 2022 01:50:08 -0700, Tvrtko Ursulin wrote:
>

Hi Tvrtko,

> On 25/08/2022 14:21, Badal Nilawar wrote:
> > From: Dale B Stimson <dale.b.stimson@xxxxxxxxx>
> >
> > diff --git a/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon b/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon
> > index 9a2d10edfce8..03d71c6869d3 100644
> > --- a/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon
> > +++ b/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon
> > @@ -25,3 +25,11 @@ Contact:	dri-devel@xxxxxxxxxxxxxxxxxxxxx
> >   Description:	RO. Card default power limit (default TDP setting).
> >			Only supported for particular Intel i915 graphics
> > platforms.
> > +
> > +What:		/sys/devices/.../hwmon/hwmon<i>/energy1_input
> > +Date:		June 2022
> > +KernelVersion:	5.19
>
> Date and kernel version will need updating throughout I think.
>
> But why I am here actually is to ask if there are plans to make
> intel_gpu_top support this? It would be nice to have since it reports power
> for integrated.

There were no plans but now Riana has an IGT patch series which exposes a
unified inteface for rapl/hwmon (igfx/dgfx):

https://patchwork.freedesktop.org/series/108185/

So perhaps we can either have intel_gpu_top use this IGT lib or if it
doesn't, copy some functions to intel_gpu_top.

Thanks.
--
Ashutosh



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