[Intel-gfx] [PATCH] drm/i915/vlv: disable rc6p and rc6pp residency reporting on BYT

[Daniel Vetter]

On Thu, Sep 12, 2013 at 01:52:36PM -0700, Jesse Barnes wrote:
> On Thu, 12 Sep 2013 22:38:41 +0200
> Daniel Vetter <daniel at ffwll.ch> wrote:
> 
> > On Wed, Sep 11, 2013 at 01:43:20PM -0700, Jesse Barnes wrote:
> > > Unsupported; we just do RC6.
> > > 
> > > Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
> > 
> > You only change the sysfs stuff here, so I wondered where the hunk for
> > intel_pm.c is. And noticed that we don't actually obey the enable_rc6
> > parameter! Aside: We don't do any such force-to-0 stuff on other
> > platforms, so why do we need this?
> 
> Gosh all these questions for such a simple patch.
> 
> I was just annoyed that the sysfs rc6 residency test was getting bogus
> values from registers that happened to be there but don't correlate
> with rc6.

Queued for -next, thanks for the patch. I've also pimped the commit
message a bit to explain what's going on.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch