diff options
| author | Zou Nan hai <nanhai.zou@intel.com> | 2010-05-21 09:08:57 +0800 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2010-05-26 13:46:58 -0700 |
| commit | d1b851fc0d105caa6b6e3e7c92d2987dfb52cbe0 (patch) | |
| tree | 19f9c7d935725c513cd56ed14191f2827afe2f38 /drivers/gpu/drm/i915/i915_dma.c | |
| parent | 852835f343146a82a528c3b712b373661d4fa17a (diff) | |
drm/i915: implement BSD ring buffer V2
The BSD (bit stream decoder) ring is used for accessing the BSD engine
which decodes video bitstream for H.264 and VC1 on G45+. It is
asynchronous with the render ring and has access to separate parts of
the GPU from it, though the render cache is coherent between the two.
Signed-off-by: Zou Nan hai <nanhai.zou@intel.com>
Signed-off-by: Xiang Hai hao <haihao.xiang@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_dma.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_dma.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index f485880300c..1dbed700800 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -130,6 +130,8 @@ static int i915_dma_cleanup(struct drm_device * dev) drm_irq_uninstall(dev); intel_cleanup_ring_buffer(dev, &dev_priv->render_ring); + if (HAS_BSD(dev)) + intel_cleanup_ring_buffer(dev, &dev_priv->bsd_ring); /* Clear the HWS virtual address at teardown */ if (I915_NEED_GFX_HWS(dev)) |