[PATCH 3/3] drm/i915: Add rc6vids to debugfs

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On Thu, Sep 27, 2012 at 11:06:21AM -0700, Jesse Barnes wrote:
> On Wed, 26 Sep 2012 10:34:02 -0700
> Ben Widawsky <ben at bwidawsk.net> wrote:
> 
> > CC: Jesse Barnes <jbarnes at virtuousgeek.org>
> > Signed-off-by: Ben Widawsky <ben at bwidawsk.net>
> > ---
> >  drivers/gpu/drm/i915/i915_debugfs.c | 9 ++++++++-
> >  1 file changed, 8 insertions(+), 1 deletion(-)
> > 
> > diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> > index 6647585..3c5710f 100644
> > --- a/drivers/gpu/drm/i915/i915_debugfs.c
> > +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> > @@ -1069,7 +1069,7 @@ static int gen6_drpc_info(struct seq_file *m)
> >  	struct drm_info_node *node = (struct drm_info_node *) m->private;
> >  	struct drm_device *dev = node->minor->dev;
> >  	struct drm_i915_private *dev_priv = dev->dev_private;
> > -	u32 rpmodectl1, gt_core_status, rcctl1;
> > +	u32 rpmodectl1, gt_core_status, rcctl1, rc6vids = 0;
> >  	unsigned forcewake_count;
> >  	int count=0, ret;
> >  
> > @@ -1097,6 +1097,7 @@ static int gen6_drpc_info(struct seq_file *m)
> >  
> >  	rpmodectl1 = I915_READ(GEN6_RP_CONTROL);
> >  	rcctl1 = I915_READ(GEN6_RC_CONTROL);
> > +	sandybridge_pcode_read(dev_priv, GEN6_PCODE_READ_RC6VIDS, &rc6vids);
> >  	mutex_unlock(&dev->struct_mutex);
> >  
> >  	seq_printf(m, "Video Turbo Mode: %s\n",
> > @@ -1149,6 +1150,12 @@ static int gen6_drpc_info(struct seq_file *m)
> >  	seq_printf(m, "RC6++ residency since boot: %u\n",
> >  		   I915_READ(GEN6_GT_GFX_RC6pp));
> >  
> > +	seq_printf(m, "RC6   voltage: %dmV\n",
> > +		   GEN6_DECODE_RC6_VID(((rc6vids >> 0) & 0xff)));
> > +	seq_printf(m, "RC6+  voltage: %dmV\n",
> > +		   GEN6_DECODE_RC6_VID(((rc6vids >> 8) & 0xff)));
> > +	seq_printf(m, "RC6++ voltage: %dmV\n",
> > +		   GEN6_DECODE_RC6_VID(((rc6vids >> 16) & 0xff)));
> >  	return 0;
> >  }
> >  
> 
> Nice.
> 
> Reviewed-by: Jesse Barnes <jbarnes at virtuousgeek.org>

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


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