[Intel-gfx] [PATCH] drm/i915/cnl: document WaVFUnitClockGatingDisable

[Rodrigo Vivi]

On Mon, Mar 05, 2018 at 05:40:01PM -0800, Rafael Antognolli wrote:
> On Mon, Mar 05, 2018 at 05:20:00PM -0800, Rodrigo Vivi wrote:
> > No functional change. WA is already properly applied.
> > but in different databases it has different names.
> > Let's document all of them to avoid future confusion.
> 
> Works for me.
> 
> Reviewed-by: Rafael Antognolli <rafael.antognolli at intel.com>

thanks, pushed.

> 
> > Cc: Rafael Antognolli <rafael.antognolli at intel.com>
> > Signed-off-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
> > ---
> >  drivers/gpu/drm/i915/intel_pm.c | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> > index be01012bb65f..c0253e42a280 100644
> > --- a/drivers/gpu/drm/i915/intel_pm.c
> > +++ b/drivers/gpu/drm/i915/intel_pm.c
> > @@ -8528,6 +8528,7 @@ static void cnl_init_clock_gating(struct drm_i915_private *dev_priv)
> >  	I915_WRITE(SUBSLICE_UNIT_LEVEL_CLKGATE, val);
> >  
> >  	/* WaDisableVFclkgate:cnl */
> > +	/* WaVFUnitClockGatingDisable:cnl */
> >  	val = I915_READ(UNSLICE_UNIT_LEVEL_CLKGATE);
> >  	val |= VFUNIT_CLKGATE_DIS;
> >  	I915_WRITE(UNSLICE_UNIT_LEVEL_CLKGATE, val);
> > -- 
> > 2.13.6
> >