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| author | Ingo Molnar <mingo@elte.hu> | 2012-03-13 15:26:52 (GMT) |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2012-03-13 15:26:52 (GMT) |
| commit | 47258cf3c4aa5d56e678bafe0dd0d03ddd980b88 (patch) | |
| tree | 4856f0fb1185ba97f320a7ed6fb63bf136708a42 /drivers/gpu/drm/i915/intel_ringbuffer.c | |
| parent | c308b56b5398779cd3da0f62ab26b0453494c3d4 (diff) | |
| parent | fde7d9049e55ab85a390be7f415d74c9f62dd0f9 (diff) | |
| download | linux-fsl-qoriq-47258cf3c4aa5d56e678bafe0dd0d03ddd980b88.tar.xz | |
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>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 14 |
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 1ab842c..5361915 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)) |