Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
---
drivers/gpu/drm/i915/intel_ringbuffer.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c
b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 3d59dd555e64..ccceb43f14ac 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1501,11 +1501,7 @@ pc_render_add_request(struct drm_i915_gem_request *req)
static void
gen6_seqno_barrier(struct intel_engine_cs *ring)
{
- /* Workaround to force correct ordering between irq and seqno writes on
- * ivb (and maybe also on snb) by reading from a CS register (like
- * ACTHD) before reading the status page. */
- struct drm_i915_private *dev_priv = ring->i915;
- POSTING_READ(RING_ACTHD(ring->mmio_base));
+ intel_flush_status_page(ring, I915_GEM_HWS_INDEX);
}
static bool
--
2.6.2
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