[Intel-gfx] [PATCH] drm/i915/gt: Select the deepest available parking mode for rc6
Andi Shyti
andi at etezian.org
Tue Mar 24 15:03:31 UTC 2020
Hi again, Chris,
> > @@ -622,7 +623,14 @@ void intel_rc6_park(struct intel_rc6 *rc6)
> >
> > /* Turn off the HW timers and go directly to rc6 */
> > set(uncore, GEN6_RC_CONTROL, GEN6_RC_CTL_RC6_ENABLE);
> > - set(uncore, GEN6_RC_STATE, 0x4 << RC_SW_TARGET_STATE_SHIFT);
> > +
> > + if (HAS_RC6pp(rc6_to_i915(rc6)))
> > + target = 0x6; /* deepest rc6 */
> > + else if (HAS_RC6p(rc6_to_i915(rc6)))
> > + target = 0x5; /* deep rc6 */
> > + else
> > + target = 0x4; /* normal rc6 */
>
> can we put names to these values?
actually, you are using these only here and there is a comment to
them... givinb those values a meaningful define is a bit of a
formality, I'd say. It's up to you.
Reviewed-by: Andi Shyti <andi.shyti at intel.com>
Thanks,
Andi
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