From 29649ddedee6b07b922c99233b8afc7c3a1db66f Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Mon, 4 Aug 2008 14:56:08 +1000 Subject: [PATCH] radeon: don't use ring if cp not going --- linux-core/radeon_buffer.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/linux-core/radeon_buffer.c b/linux-core/radeon_buffer.c index e9ba11d4..a4ac38c1 100644 --- a/linux-core/radeon_buffer.c +++ b/linux-core/radeon_buffer.c @@ -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; }