Merge tag 'v3.3-rc7' into sched/core

Merge reason: merge back final fixes, prepare for the merge window.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 1 insertions, 13 deletions

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 1ab842c6032e..536191540b03 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -301,7 +301,7 @@ static int init_ring_common(struct intel_ring_buffer *ring)
 
         I915_WRITE_CTL(ring,
                         ((ring->size - PAGE_SIZE) & RING_NR_PAGES)
-                        | RING_REPORT_64K | RING_VALID);
+                        | RING_VALID);
 
         /* If the head is still not zero, the ring is dead */
         if ((I915_READ_CTL(ring) & RING_VALID) == 0 ||
@@ -1132,18 +1132,6 @@ int intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n)
         struct drm_device *dev = ring->dev;
         struct drm_i915_private *dev_priv = dev->dev_private;
         unsigned long end;
-        u32 head;
-
-        /* If the reported head position has wrapped or hasn't advanced,
-         * fallback to the slow and accurate path.
-         */
-        head = intel_read_status_page(ring, 4);
-        if (head > ring->head) {
-                ring->head = head;
-                ring->space = ring_space(ring);
-                if (ring->space >= n)
-                        return 0;
-        }
 
         trace_i915_ring_wait_begin(ring);
         if (drm_core_check_feature(dev, DRIVER_GEM))