Index: src/sys/dev/sound/pci/ich.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/sound/pci/ich.c,v
retrieving revision 1.77
diff -u -r1.77 ich.c
--- src/sys/dev/sound/pci/ich.c	17 Jun 2007 06:10:42 -0000	1.77
+++ src/sys/dev/sound/pci/ich.c	30 Jun 2007 03:36:14 -0000
@@ -309,7 +309,7 @@
 
 	for (i = 0; i < ICH_DTBL_LENGTH; i++) {
 		ch->dtbl[i].buffer = base + (ch->blksz * (i % ch->blkcnt));
-		ch->dtbl[i].length = ICH_BDC_IOC
+		ch->dtbl[i].length = ICH_BDC_IOC | ICH_BDC_BUP
 				   | (ch->blksz / ch->parent->sample_size);
 	}
 }