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Date:      Fri, 25 Mar 2011 12:48:56 +0000 (UTC)
From:      Marius Strobl <marius@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org
Subject:   svn commit: r219993 - stable/8/sys/dev/xl
Message-ID:  <201103251248.p2PCmutx081628@svn.freebsd.org>
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Author: marius
Date: Fri Mar 25 12:48:56 2011
New Revision: 219993
URL: http://svn.freebsd.org/changeset/base/219993

Log:
  MFC: r219545
  
  Allocate the DMA memory shared between the host and the controller as
  coherent.

Modified:
  stable/8/sys/dev/xl/if_xl.c
Directory Properties:
  stable/8/sys/   (props changed)
  stable/8/sys/amd64/include/xen/   (props changed)
  stable/8/sys/cddl/contrib/opensolaris/   (props changed)
  stable/8/sys/contrib/dev/acpica/   (props changed)
  stable/8/sys/contrib/pf/   (props changed)

Modified: stable/8/sys/dev/xl/if_xl.c
==============================================================================
--- stable/8/sys/dev/xl/if_xl.c	Fri Mar 25 12:48:06 2011	(r219992)
+++ stable/8/sys/dev/xl/if_xl.c	Fri Mar 25 12:48:56 2011	(r219993)
@@ -1317,8 +1317,8 @@ xl_attach(device_t dev)
 	}
 
 	error = bus_dmamem_alloc(sc->xl_ldata.xl_rx_tag,
-	    (void **)&sc->xl_ldata.xl_rx_list, BUS_DMA_NOWAIT | BUS_DMA_ZERO,
-	    &sc->xl_ldata.xl_rx_dmamap);
+	    (void **)&sc->xl_ldata.xl_rx_list, BUS_DMA_NOWAIT |
+	    BUS_DMA_COHERENT | BUS_DMA_ZERO, &sc->xl_ldata.xl_rx_dmamap);
 	if (error) {
 		device_printf(dev, "no memory for rx list buffers!\n");
 		bus_dma_tag_destroy(sc->xl_ldata.xl_rx_tag);
@@ -1349,8 +1349,8 @@ xl_attach(device_t dev)
 	}
 
 	error = bus_dmamem_alloc(sc->xl_ldata.xl_tx_tag,
-	    (void **)&sc->xl_ldata.xl_tx_list, BUS_DMA_NOWAIT | BUS_DMA_ZERO,
-	    &sc->xl_ldata.xl_tx_dmamap);
+	    (void **)&sc->xl_ldata.xl_tx_list, BUS_DMA_NOWAIT |
+	    BUS_DMA_COHERENT | BUS_DMA_ZERO, &sc->xl_ldata.xl_tx_dmamap);
 	if (error) {
 		device_printf(dev, "no memory for list buffers!\n");
 		bus_dma_tag_destroy(sc->xl_ldata.xl_tx_tag);

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