On Tue, Jul 29, 2014 at 09:59:53AM -0700, Jesse Barnes wrote:
> On Sat, 28 Jun 2014 02:04:20 +0300
> ville.syrj...@linux.intel.com wrote:
>
> > From: Kenneth Graunke <kenn...@whitecape.org>
> >
> > We'll want to reuse this for a workaround.
> >
> > Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
> > ---
> > drivers/gpu/drm/i915/intel_ringbuffer.c | 36
> > ++++++++++++++++++++-------------
> > 1 file changed, 22 insertions(+), 14 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c
> > b/drivers/gpu/drm/i915/intel_ringbuffer.c
> > index 2faef26..97796b1 100644
> > --- a/drivers/gpu/drm/i915/intel_ringbuffer.c
> > +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
> > @@ -381,6 +381,27 @@ gen7_render_ring_flush(struct intel_engine_cs *ring,
> > }
> >
> > static int
> > +gen8_emit_pipe_control(struct intel_engine_cs *ring,
> > + u32 flags, u32 scratch_addr)
> > +{
> > + int ret;
> > +
> > + ret = intel_ring_begin(ring, 6);
> > + if (ret)
> > + return ret;
> > +
> > + intel_ring_emit(ring, GFX_OP_PIPE_CONTROL(6));
> > + intel_ring_emit(ring, flags);
> > + intel_ring_emit(ring, scratch_addr);
> > + intel_ring_emit(ring, 0);
> > + intel_ring_emit(ring, 0);
> > + intel_ring_emit(ring, 0);
> > + intel_ring_advance(ring);
> > +
> > + return 0;
> > +}
> > +
> > +static int
> > gen8_render_ring_flush(struct intel_engine_cs *ring,
> > u32 invalidate_domains, u32 flush_domains)
> > {
> > @@ -405,20 +426,7 @@ gen8_render_ring_flush(struct intel_engine_cs *ring,
> > flags |= PIPE_CONTROL_GLOBAL_GTT_IVB;
> > }
> >
> > - ret = intel_ring_begin(ring, 6);
> > - if (ret)
> > - return ret;
> > -
> > - intel_ring_emit(ring, GFX_OP_PIPE_CONTROL(6));
> > - intel_ring_emit(ring, flags);
> > - intel_ring_emit(ring, scratch_addr);
> > - intel_ring_emit(ring, 0);
> > - intel_ring_emit(ring, 0);
> > - intel_ring_emit(ring, 0);
> > - intel_ring_advance(ring);
> > -
> > - return 0;
> > -
> > + return gen8_emit_pipe_control(ring, flags, scratch_addr);
> > }
> >
> > static void ring_write_tail(struct intel_engine_cs *ring,
>
> Reviewed-by: Jesse Barnes <jbar...@virtuousgeek.org>
Aside: checkpatch complains about this since it makes it harder to grep
for dmesg noise. But I guess if 3 people here like it I should merge it
;-)
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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