Re: [CI] drm/i915/gt: Track the overall awake/busy time

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Quoting Chris Wilson (2020-12-15 15:44:56)
> Since we wake the GT up before executing a request, and go to sleep as
> soon as it is retired, the GT wake time not only represents how long the
> device is powered up, but also provides a summary, albeit an overestimate,
> of the device runtime (i.e. the rc0 time to compare against rc6 time).
> 
> v2: s/busy/awake/
> v3: software-awake-time and I915_PMU_SOFTWARE_AWAKE_TIME

Last minute change to
__event(I915_PMU_SOFTWARE_GT_AWAKE_TIME, "software-gt-awake-time", "ns"),
-Chris
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