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radeon: don't use ring if cp not going

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This commit is contained in:
Dave Airlie 2008-08-04 14:56:08 +10:00
parent dff8485151
commit 29649ddede
1 changed files with 4 additions and 0 deletions
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4
linux-core/radeon_buffer.c
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@ -55,10 +55,14 @@ int radeon_invalidate_caches(struct drm_device * dev, uint64_t flags)
drm_radeon_private_t *dev_priv = dev->dev_private;
RING_LOCALS;
if (!dev_priv->cp_running)
return 0;
BEGIN_RING(4);
RADEON_FLUSH_CACHE();
RADEON_FLUSH_ZCACHE();
ADVANCE_RING();
COMMIT_RING();
return 0;
}