[PATCH 4/8] drm/i915: implement WaDisableVLVClockGating_VBIIssue on VLV

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On Thu, 01 Nov 2012 16:48:17 +0200
Antti Koskip?? <antti.koskipaa at linux.intel.com> wrote:

> Hi,
> 
> On 10/25/12 22:15, Jesse Barnes wrote:
> > This allows us to get the right vblank interrupt frequency.
> > 
> > v2: pull in register definition
> > 
> > Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
> > ---
> >  drivers/gpu/drm/i915/i915_reg.h |    2 ++
> >  drivers/gpu/drm/i915/intel_pm.c |    7 +++++++
> >  2 files changed, 9 insertions(+)
> > 
> > diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> > index 6464eaa..4aec0a3 100644
> > --- a/drivers/gpu/drm/i915/i915_reg.h
> > +++ b/drivers/gpu/drm/i915/i915_reg.h
> > @@ -556,6 +556,8 @@
> >  #define IIR		0x020a4
> >  #define IMR		0x020a8
> >  #define ISR		0x020ac
> > +#define VLV_GUNIT_CLOCK_GATE	0x182060
> 
> Where did you pull this offset from? It's not in the Bspec.

No, it's in the gunit spec.  I'm still working on getting that one
opened up.

-- 
Jesse Barnes, Intel Open Source Technology Center


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