Re: [PATCH 16/28] drm/i915: WaApplyL3ControlAndL3ChickenMode isn't applicable for VLV

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On Tue, Jan 28, 2014 at 04:13:52PM +0200, Ville Syrjälä wrote:
> On Tue, Jan 28, 2014 at 02:24:42PM +0100, Daniel Vetter wrote:
> > On Wed, Jan 22, 2014 at 09:32:52PM +0200, ville.syrjala@xxxxxxxxxxxxxxx wrote:
> > > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > > 
> > > WaApplyL3ControlAndL3ChickenMode is only listed for IVB and HSW in
> > > W/A database and BSpec.
> > > 
> > > Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > > ---
> > >  drivers/gpu/drm/i915/intel_pm.c | 2 --
> > >  1 file changed, 2 deletions(-)
> > > 
> > > diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> > > index 895046f..62d339b 100644
> > > --- a/drivers/gpu/drm/i915/intel_pm.c
> > > +++ b/drivers/gpu/drm/i915/intel_pm.c
> > > @@ -4930,8 +4930,6 @@ static void valleyview_init_clock_gating(struct drm_device *dev)
> > >  
> > >  	/* WaDisableL3CacheAging:vlv */
> > >  	I915_WRITE(GEN7_L3CNTLREG1, I915_READ(GEN7_L3CNTLREG1) | GEN7_L3AGDIS);
> > > -	/* WaApplyL3ControlAndL3ChickenMode:vlv */
> > > -	I915_WRITE(GEN7_L3_CHICKEN_MODE_REGISTER, GEN7_WA_L3_CHICKEN_MODE);
> > 
> > This one doesn't seem to be here ... is some earlier patch which I haven't
> > merged yet adding this? Can't we just fold this in?
> 
> ? I see you alreay applied this patch. Are ou trying to put it in twice?
> IIRC in the past we applied one workaround three times, now we're trying
> to not apply one twice :)

Oh right, Rodrigo reviewed this one yesterday already. Sorry for the
confusion ;-)
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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