[Bug 108840] [CI][BAT] igt@*pm_rpm@* - incomplete

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=108840

--- Comment #28 from Martin Peres <martin.peres at free.fr> ---
(In reply to Anshuman Gupta from comment #26)
> (In reply to Martin Peres from comment #19)
> > (In reply to Martin Peres from comment #18)
> > > Seems like the common denominator is that i915_gem_wait_for_idle() hangs (or
> > > never completes), which triggers a hang, which reboots the machine because
> > > CI sets panic=1.
> > > 
> > > There is an assumption that a page fault happening in the ACPI idle driver
> > > might be responsible for this, but I'm CC:ing Francesco to verify that the
> > > logic is sound with his engineers, while waiting for the ACPI driver fixes
> > > to be ready and landed in Linux.
> > 
> > Daniel Vetter suggests that we should write a patch for core-for-CI that
> > disables the ACPI driver for ICL only. Who is a taker?
> 
> patch is ready, if we disable ACPI idle driver, there is no idle driver
> available for ICL, so as consequence of it cpu idle also gets disabled
> completely. 
> 
> As it is a hack, is it ok to send this patch to Intel-gfx
> <intelgfx- at lists.freedesktop.org>  ?

Yes, please explain why you are doing this, and that this is for the
core-for-CI, and ICL-only. This will give you some testing and you can get
comments also on this :)

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