--- drivers/char/drm/radeon_cp.c.orig	2005-02-16 12:33:43.374719344 +0100
+++ drivers/char/drm/radeon_cp.c	2005-02-16 12:35:50.843341168 +0100
@@ -1342,6 +1342,8 @@
 	radeon_cp_init_ring_buffer( dev, dev_priv );
 
 	radeon_do_engine_reset( dev );
+	
+	radeon_acknowledge_irqs( dev_priv );
 
 	DRM_DEBUG("radeon_do_resume_cp() complete\n");