Re: [Intel-gfx] [PATCH 2/2] drm/i915: Kill intel_crtc->vbl_wait

[Daniel Vetter <daniel@ffwll.ch>]

On Thu, May 22, 2014 at 04:49:03PM +0100, Chris Wilson wrote:
> On Thu, May 22, 2014 at 06:39:33PM +0300, ville.syrjala@linux.intel.com wrote:
> > From: Ville Syrjälä <ville.syrjala@linux.intel.com>
> > 
> > Share the waitqueue that drm_irq uses when performing the vblank evade
> > trick for atomic pipe updates.
> > 
> > Suggested-by: Daniel Vetter <daniel@ffwll.ch>
> > Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
> > ---
> >  drivers/gpu/drm/i915/i915_irq.c      | 25 ++++++-------------------
> >  drivers/gpu/drm/i915/intel_display.c |  2 --
> >  drivers/gpu/drm/i915/intel_drv.h     |  2 --
> >  drivers/gpu/drm/i915/intel_sprite.c  |  5 +++--
> >  4 files changed, 9 insertions(+), 25 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
> > index 304f86a..5905a9d 100644
> > --- a/drivers/gpu/drm/i915/i915_irq.c
> > +++ b/drivers/gpu/drm/i915/i915_irq.c
> > @@ -1724,19 +1724,6 @@ static void gen6_rps_irq_handler(struct drm_i915_private *dev_priv, u32 pm_iir)
> >  	}
> >  }
> >  
> > -static bool intel_pipe_handle_vblank(struct drm_device *dev, enum pipe pipe)
> > -{
> > -	struct intel_crtc *crtc;
> > -
> > -	if (!drm_handle_vblank(dev, pipe))
> > -		return false;
> > -
> > -	crtc = to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe));
> > -	wake_up(&crtc->vbl_wait);
> > -
> > -	return true;
> > -}
> 
> Can we keep this bare wrapper? It is quite useful for hooking in vblank
> checks - i.e. saves me having to reinrtoduce it.

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