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drm/i915/ringbuffer: Disable the ringbuffer on cleanup.

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It should be idle on cleanup anyway...

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2010-10-29 16:18:36 +01:00
parent 872d860c85
commit 33626e6a08
1 changed files with 8 additions and 0 deletions
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8
drivers/gpu/drm/i915/intel_ringbuffer.c
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@ -651,9 +651,17 @@ err_hws:
void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring)
{
struct drm_i915_private *dev_priv;
int ret;
if (ring->gem_object == NULL)
return;
/* Disable the ring buffer. The ring must be idle at this point */
dev_priv = ring->dev->dev_private;
ret = intel_wait_ring_buffer(ring, ring->size - 8);
I915_WRITE_CTL(ring, 0);
drm_core_ioremapfree(&ring->map, ring->dev);
i915_gem_object_unpin(ring->gem_object);