Re: [PATCH] drm/i915: Don't spam dmesg with rps messages on vlv/chv

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On Tue, Sep 02, 2014 at 03:38:44PM +0300, Jani Nikula wrote:
> On Tue, 02 Sep 2014, ville.syrjala@xxxxxxxxxxxxxxx wrote:
> > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> >
> > If the GPU frequency isn't going to change don't spam dmesg with
> > debug messages about it.
> >
> > Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> 
> Oh yes please!
> 
> Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx>

Queued for -next-fixes, thanks for the patch.
-Daniel

> 
> 
> > ---
> >  drivers/gpu/drm/i915/intel_pm.c | 13 +++++++------
> >  1 file changed, 7 insertions(+), 6 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> > index 78e39f8..9bc44f0 100644
> > --- a/drivers/gpu/drm/i915/intel_pm.c
> > +++ b/drivers/gpu/drm/i915/intel_pm.c
> > @@ -3488,17 +3488,18 @@ void valleyview_set_rps(struct drm_device *dev, u8 val)
> >  	WARN_ON(val > dev_priv->rps.max_freq_softlimit);
> >  	WARN_ON(val < dev_priv->rps.min_freq_softlimit);
> >  
> > -	DRM_DEBUG_DRIVER("GPU freq request from %d MHz (%u) to %d MHz (%u)\n",
> > -			 vlv_gpu_freq(dev_priv, dev_priv->rps.cur_freq),
> > -			 dev_priv->rps.cur_freq,
> > -			 vlv_gpu_freq(dev_priv, val), val);
> > -
> >  	if (WARN_ONCE(IS_CHERRYVIEW(dev) && (val & 1),
> >  		      "Odd GPU freq value\n"))
> >  		val &= ~1;
> >  
> > -	if (val != dev_priv->rps.cur_freq)
> > +	if (val != dev_priv->rps.cur_freq) {
> > +		DRM_DEBUG_DRIVER("GPU freq request from %d MHz (%u) to %d MHz (%u)\n",
> > +				 vlv_gpu_freq(dev_priv, dev_priv->rps.cur_freq),
> > +				 dev_priv->rps.cur_freq,
> > +				 vlv_gpu_freq(dev_priv, val), val);
> > +
> >  		vlv_punit_write(dev_priv, PUNIT_REG_GPU_FREQ_REQ, val);
> > +	}
> >  
> >  	I915_WRITE(GEN6_PMINTRMSK, gen6_rps_pm_mask(dev_priv, val));
> >  
> > -- 
> > 1.8.5.5
> >
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> > http://lists.freedesktop.org/mailman/listinfo/intel-gfx
> 
> -- 
> Jani Nikula, Intel Open Source Technology Center
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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