On Thu, May 22, 2014 at 06:05:34PM +0200, Daniel Vetter wrote:
> 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@xxxxxxxxxxxxxxx wrote:
> > > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > >
> > > Share the waitqueue that drm_irq uses when performing the vblank evade
> > > trick for atomic pipe updates.
> > >
> > > Suggested-by: Daniel Vetter <daniel@xxxxxxxx>
> > > Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > > ---
> > > 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?
The ones I have in mind the pageflip stall checks and gpu-boost for
missed pageflips, i.e. driver specific.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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