Module Name: src
Committed By: christos
Date: Tue Oct 27 23:08:27 UTC 2015
Modified Files:
src/sys/dev/pci: virtio.c
Log Message:
use dma64 if available so we don't have do bounce around too much.
To generate a diff of this commit:
cvs rdiff -u -r1.11 -r1.12 src/sys/dev/pci/virtio.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/dev/pci/virtio.c
diff -u src/sys/dev/pci/virtio.c:1.11 src/sys/dev/pci/virtio.c:1.12
--- src/sys/dev/pci/virtio.c:1.11 Sun Oct 25 21:44:48 2015
+++ src/sys/dev/pci/virtio.c Tue Oct 27 19:08:27 2015
@@ -1,4 +1,4 @@
-/* $NetBSD: virtio.c,v 1.11 2015/10/26 01:44:48 ozaki-r Exp $ */
+/* $NetBSD: virtio.c,v 1.12 2015/10/27 23:08:27 christos Exp $ */
/*
* Copyright (c) 2010 Minoura Makoto.
@@ -26,7 +26,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: virtio.c,v 1.11 2015/10/26 01:44:48 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: virtio.c,v 1.12 2015/10/27 23:08:27 christos Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -341,7 +341,10 @@ virtio_attach(device_t parent, device_t
sc->sc_pc = pc;
sc->sc_tag = tag;
sc->sc_iot = pa->pa_iot;
- sc->sc_dmat = pa->pa_dmat;
+ if (pci_dma64_available(pa))
+ sc->sc_dmat = pa->pa_dmat64;
+ else
+ sc->sc_dmat = pa->pa_dmat;
sc->sc_config_offset = VIRTIO_CONFIG_DEVICE_CONFIG_NOMSI;
if (pci_mapreg_map(pa, PCI_MAPREG_START, PCI_MAPREG_TYPE_IO, 0,
