Module Name: src
Committed By: matt
Date: Mon Oct 29 05:23:45 UTC 2012
Modified Files:
src/sys/arch/powerpc/booke: booke_machdep.c
Log Message:
Make bus_dmamap_sync a noop for BookE.
To generate a diff of this commit:
cvs rdiff -u -r1.16 -r1.17 src/sys/arch/powerpc/booke/booke_machdep.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/powerpc/booke/booke_machdep.c
diff -u src/sys/arch/powerpc/booke/booke_machdep.c:1.16 src/sys/arch/powerpc/booke/booke_machdep.c:1.17
--- src/sys/arch/powerpc/booke/booke_machdep.c:1.16 Wed Aug 1 21:30:21 2012
+++ src/sys/arch/powerpc/booke/booke_machdep.c Mon Oct 29 05:23:44 2012
@@ -1,4 +1,4 @@
-/* $NetBSD: booke_machdep.c,v 1.16 2012/08/01 21:30:21 matt Exp $ */
+/* $NetBSD: booke_machdep.c,v 1.17 2012/10/29 05:23:44 matt Exp $ */
/*-
* Copyright (c) 2010, 2011 The NetBSD Foundation, Inc.
* All rights reserved.
@@ -38,7 +38,7 @@
#define _POWERPC_BUS_DMA_PRIVATE
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: booke_machdep.c,v 1.16 2012/08/01 21:30:21 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: booke_machdep.c,v 1.17 2012/10/29 05:23:44 matt Exp $");
#include "opt_modular.h"
@@ -85,7 +85,11 @@ struct powerpc_bus_dma_tag booke_bus_dma
._dmamap_load_uio = _bus_dmamap_load_uio,
._dmamap_load_raw = _bus_dmamap_load_raw,
._dmamap_unload = _bus_dmamap_unload,
- ._dmamap_sync = _bus_dmamap_sync,
+ /*
+ * The caches on BookE are coherent so we don't need to do any special
+ * cache synchronization.
+ */
+ //._dmamap_sync = _bus_dmamap_sync,
._dmamem_alloc = _bus_dmamem_alloc,
._dmamem_free = _bus_dmamem_free,
._dmamem_map = _bus_dmamem_map,
