drm/i915/ringbuffer: Disable the ringbuffer on cleanup.
It should be idle on cleanup anyway... Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
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@ -651,9 +651,17 @@ err_hws:
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void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring)
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{
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struct drm_i915_private *dev_priv;
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int ret;
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if (ring->gem_object == NULL)
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return;
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/* Disable the ring buffer. The ring must be idle at this point */
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dev_priv = ring->dev->dev_private;
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ret = intel_wait_ring_buffer(ring, ring->size - 8);
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I915_WRITE_CTL(ring, 0);
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drm_core_ioremapfree(&ring->map, ring->dev);
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i915_gem_object_unpin(ring->gem_object);
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