diff options
| author | Olof Johansson <olof@lixom.net> | 2012-03-08 09:20:29 -0800 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2012-03-08 09:20:29 -0800 |
| commit | acf346084bca289a00020a5c29c23673b801b380 (patch) | |
| tree | 1ab7f6eeefd0564d8fb708b858dc19c8b7e0a67c /drivers/gpu/drm/i915/intel_ringbuffer.c | |
| parent | c71656c018c8551eca45b2f873b239f0303d74cb (diff) | |
| parent | 38bb3630bcba25f16106166a4aaf211c1d195863 (diff) | |
Merge tag 'imx35-imx5-aips-setup' of git://git.pengutronix.de/git/imx/linux-2.6 into next/soc
i.MX35/5 AIPS setup
Includes sync up to 3.3-rc6
* tag 'imx35-imx5-aips-setup' of git://git.pengutronix.de/git/imx/linux-2.6:
ARM: mx35: Setup the AIPS registers
ARM: mx5: Use common function for configuring AIPS
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 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)) |