[Intel-gfx] [PATCH] drm/i915/gen9bc: Handle TGP PCH during suspend/resume

[Lyude Paul]

On Wed, 2021-02-10 at 04:33 +0000, Gupta, Anshuman wrote:
> My sincere apology, I had missed this thread.

No problem! Happens all the time to me :)

> We have decided to keep the alternative WA i.e  setting/clearing 0xC2000 bit
> #7 
> before entering after exiting s0ix to fix the deeper s0ix power consumption
> issues on ICL_PCH
> families platforms. This alternative WA  was added to B.Spec on our request.
> But on TGL_PCH first alternative WA logic i.e  in irq_reset() was working to
> attain deeper s0ix residencies so
> we haven't changed that.

Awesome, thanks for the info!

-- 
Sincerely,
   Lyude Paul (she/her)
   Software Engineer at Red Hat
   
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