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-rw-r--r--linux-core/radeon_buffer.c4
1 files changed, 4 insertions, 0 deletions
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;
}