On Wed, Apr 09, 2014 at 03:33:04PM -0700, Ben Widawsky wrote:
> On Thu, Apr 10, 2014 at 12:47:01AM +0530, Deepak S wrote:
> >
> > On Wednesday 09 April 2014 06:36 PM, Chris Wilson wrote:
> > >On Wed, Apr 09, 2014 at 01:28:28PM +0300, ville.syrj...@linux.intel.com
> > >wrote:
> > >>+static void gen8_enable_rps_interrupts(struct drm_device *dev)
> > >>+{
> > >>+ struct drm_i915_private *dev_priv = dev->dev_private;
> > >>+
> > >>+ /* Clear out any stale interrupts first */
> > >>+ spin_lock_irq(&dev_priv->irq_lock);
> > >>+ WARN_ON(dev_priv->rps.pm_iir);
> > >>+ I915_WRITE(GEN8_GT_IIR(2), I915_READ(GEN8_GT_IIR(2)));
> > >>+ dev_priv->pm_irq_mask &= ~GEN6_PM_RPS_EVENTS;
> > >>+ I915_WRITE(GEN8_GT_IMR(2), dev_priv->pm_irq_mask);
> > >>+ spin_unlock_irq(&dev_priv->irq_lock);
> > >>+
> > >>+ I915_WRITE(GEN8_GT_IER(2), GEN6_PM_RPS_EVENTS);
> > >>+ /* only unmask PM interrupts we need. Mask all others. */
> > >>+ I915_WRITE(GEN6_PMINTRMSK, ~GEN6_PM_RPS_EVENTS);
> > >PMINTRMSK handling is now a part of set_rps (and so this line is
> > >redundant).
> > >-Chris
> >
> > Thanks Chris. I will make the changes based on the current nightly code
> >
> >
>
> I think my patch kept up with this, but I too am not sure. In either
> case feel free to reuse, copy, or review that one.
>
> I don't think I've mailed out the very latest version, but I am pretty
> sure I mailed out after the last painful rebase (and it's tested on
> BDW).
>
> http://cgit.freedesktop.org/~bwidawsk/drm-intel/commit/?h=bdw-rc6&id=80fbe001fc4ba38c41db3cec177c9157b2613c3c
Oh right we have some duplication in the gen8 rps/rc6 support story and
never worked that out while the patches where still in internal.
Deepak/Ben can you pls sort this out? Imo best if we just combine the
patches so that we have one series for both bdw and chv, tested on both
ofc.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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