linux-kernel - Re: i915 debug spew during boot.

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Date:	Tue, 30 Jul 2013 15:38:06 -0400
From:	Dave Jones <davej@...hat.com>
To:	Chris Wilson <chris@...is-wilson.co.uk>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>,
	daniel.vetter@...ll.ch, airlied@...hat.com,
	Ben Widawsky <ben@...dawsk.net>
Subject: Re: i915 debug spew during boot.

On Mon, Jul 29, 2013 at 10:04:29PM +0100, Chris Wilson wrote:

 > Whoops, we spotted that error and fixed it in the next tree, but forgot
 > to send a fix for stable as well.
 > ... 
 >
 > +}
 > +
 > +void intel_pm_init(struct drm_device *dev)
 > +{
 >  	INIT_DELAYED_WORK(&dev_priv->rps.delayed_resume_work,
 >  			  intel_gen6_powersave_work);
 >  }

This doesn't compile.

  LD      drivers/gpu/drm/drm_kms_helper.o
  LD      drivers/gpu/drm/drm.o
  CC      drivers/gpu/drm/i915/intel_pm.o
drivers/gpu/drm/i915/intel_pm.c: In function ‘intel_pm_init’:
drivers/gpu/drm/i915/intel_pm.c:5543:70: error: ‘dev_priv’ undeclared (first use in this function)
  INIT_DELAYED_WORK(&dev_priv->rps.delayed_resume_work,
                                                                      ^
drivers/gpu/drm/i915/intel_pm.c:5543:70: note: each undeclared identifier is reported only once for each function it appears in
make[4]: *** [drivers/gpu/drm/i915/intel_pm.o] Error 1

Needs this on top:


diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 1235d71..f895d15 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -5540,6 +5540,8 @@ void intel_gt_init(struct drm_device *dev)
 
 void intel_pm_init(struct drm_device *dev)
 {
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
 	INIT_DELAYED_WORK(&dev_priv->rps.delayed_resume_work,
 			  intel_gen6_powersave_work);
 }
--
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