[igt-dev] [PATCH i-g-t v2 1/4] i915/i915_pm_rpm: Enable PC8+ residency test

[Chris Wilson]

Quoting Anshuman Gupta (2021-02-03 10:03:07)
> Enabled pc8-residency test for each platform that supports pc8.
> Bifurcate pc8-residency is display-on and display-off test case.
> 
> Negative testing of PC8 residency on HASWELL/BROADWELL while
> display being "on" is removed as it saves CI time and there is
> no ROI of such testing.

Is checking for !pc8 in the atomic state checker? That would be a good,
very precise, runtime debug check.

Still a 30s timeout? Is that overly conservative? Is there some way to
kick it into pc8 for fast tests with one or two slow
let-it-enter-pc8-naturally tests?
-Chris