[src/trunk]: src/sys/dev/pci Add missing bus_dmamap_sync() in bge_intr(). The...

[msaitoh <msaitoh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9c238b70df5d
branches:  trunk
changeset: 786729:9c238b70df5d
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Wed May 08 03:13:35 2013 +0000

description:
Add missing bus_dmamap_sync() in bge_intr(). The status word is in DMAed area.
Same as *BSDs.

diffstat:

 sys/dev/pci/if_bge.c |  8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diffs (29 lines):

diff -r 84c567868c04 -r 9c238b70df5d sys/dev/pci/if_bge.c
--- a/sys/dev/pci/if_bge.c      Wed May 08 00:57:24 2013 +0000
+++ b/sys/dev/pci/if_bge.c      Wed May 08 03:13:35 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_bge.c,v 1.239 2013/05/05 11:28:34 msaitoh Exp $     */
+/*     $NetBSD: if_bge.c,v 1.240 2013/05/08 03:13:35 msaitoh Exp $     */
 
 /*
  * Copyright (c) 2001 Wind River Systems
@@ -79,7 +79,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_bge.c,v 1.239 2013/05/05 11:28:34 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_bge.c,v 1.240 2013/05/08 03:13:35 msaitoh Exp $");
 
 #include "vlan.h"
 
@@ -4491,6 +4491,10 @@
         */
 
        /* read status word from status block */
+       bus_dmamap_sync(sc->bge_dmatag, sc->bge_ring_map,
+           offsetof(struct bge_ring_data, bge_status_block),
+           sizeof (struct bge_status_block),
+           BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
        statusword = sc->bge_rdata->bge_status_block.bge_status;
 
        if ((statusword & BGE_STATFLAG_UPDATED) ||