Re: [PATCH v2 5/6] drm/i915/guc: Media domain bit needed when notify GuC rc6 state

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On Tue, Sep 22, 2015 at 05:59:49PM -0700, O'Rourke, Tom wrote:
> On Tue, Sep 22, 2015 at 01:48:44PM -0700, yu.dai@xxxxxxxxx wrote:
> > From: Alex Dai <yu.dai@xxxxxxxxx>
> > 
> > GuC expects two bits for Render and Media domain separately when
> > driver sends data via host2guc SAMPLE_FORCEWAKE. Bit 0 is for
> > Render and bit 1 is for Media domain.
> > 
> > v1: Add parameters definition to avoid magic value
> > 
> > Signed-off-by: Alex Dai <yu.dai@xxxxxxxxx>
> 
> Reviewed-by: Tom O'Rourke <Tom.O'Rourke@xxxxxxxxx>

I'm lacking r-b for all but 2 patches in this series ... is that still
ongoing?
-Daniel

> 
> > ---
> >  drivers/gpu/drm/i915/i915_guc_submission.c | 6 ++++--
> >  drivers/gpu/drm/i915/intel_guc_fwif.h      | 3 +++
> >  2 files changed, 7 insertions(+), 2 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c
> > index 38b6ef4..7dbc108 100644
> > --- a/drivers/gpu/drm/i915/i915_guc_submission.c
> > +++ b/drivers/gpu/drm/i915/i915_guc_submission.c
> > @@ -158,9 +158,11 @@ static int host2guc_sample_forcewake(struct intel_guc *guc,
> >  	u32 data[2];
> >  
> >  	data[0] = HOST2GUC_ACTION_SAMPLE_FORCEWAKE;
> > -	data[1] = (intel_enable_rc6(dev_priv->dev)) ? 1 : 0;
> > +	/* bit 0 and 1 are for Render and Media domain separately */
> > +	data[1] = intel_enable_rc6(dev_priv->dev) ?
> > +			GUC_FORCEWAKE_RENDER | GUC_FORCEWAKE_MEDIA : 0;
> >  
> > -	return host2guc_action(guc, data, 2);
> > +	return host2guc_action(guc, data, ARRAY_SIZE(data));
> >  }
> >  
> >  /*
> > diff --git a/drivers/gpu/drm/i915/intel_guc_fwif.h b/drivers/gpu/drm/i915/intel_guc_fwif.h
> > index f6d0aa4..ecea053 100644
> > --- a/drivers/gpu/drm/i915/intel_guc_fwif.h
> > +++ b/drivers/gpu/drm/i915/intel_guc_fwif.h
> > @@ -260,6 +260,9 @@ struct guc_context_desc {
> >  #define GUC_POWER_D2		3
> >  #define GUC_POWER_D3		4
> >  
> > +#define GUC_FORCEWAKE_RENDER	(1 << 0)
> > +#define GUC_FORCEWAKE_MEDIA	(1 << 1)
> > +
> >  /* This Action will be programmed in C180 - SOFT_SCRATCH_O_REG */
> >  enum host2guc_action {
> >  	HOST2GUC_ACTION_DEFAULT = 0x0,
> > -- 
> > 1.9.1
> > 
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> > http://lists.freedesktop.org/mailman/listinfo/intel-gfx
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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