Date: Fri, 11 Mar 2011 22:23:46 +0000 (UTC) From: Marius Strobl <marius@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r219545 - head/sys/dev/stge Message-ID: <201103112223.p2BMNkST095793@svn.freebsd.org>
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Author: marius Date: Fri Mar 11 22:23:46 2011 New Revision: 219545 URL: http://svn.freebsd.org/changeset/base/219545 Log: Allocate the DMA memory shared between the host and the controller as coherent. MFC after: 2 weeks Modified: head/sys/dev/stge/if_stge.c Modified: head/sys/dev/stge/if_stge.c ============================================================================== --- head/sys/dev/stge/if_stge.c Fri Mar 11 22:21:12 2011 (r219544) +++ head/sys/dev/stge/if_stge.c Fri Mar 11 22:23:46 2011 (r219545) @@ -960,8 +960,8 @@ stge_dma_alloc(struct stge_softc *sc) /* allocate DMA'able memory and load the DMA map for Tx ring. */ error = bus_dmamem_alloc(sc->sc_cdata.stge_tx_ring_tag, - (void **)&sc->sc_rdata.stge_tx_ring, BUS_DMA_NOWAIT | BUS_DMA_ZERO, - &sc->sc_cdata.stge_tx_ring_map); + (void **)&sc->sc_rdata.stge_tx_ring, BUS_DMA_NOWAIT | + BUS_DMA_COHERENT | BUS_DMA_ZERO, &sc->sc_cdata.stge_tx_ring_map); if (error != 0) { device_printf(sc->sc_dev, "failed to allocate DMA'able memory for Tx ring\n"); @@ -981,8 +981,8 @@ stge_dma_alloc(struct stge_softc *sc) /* allocate DMA'able memory and load the DMA map for Rx ring. */ error = bus_dmamem_alloc(sc->sc_cdata.stge_rx_ring_tag, - (void **)&sc->sc_rdata.stge_rx_ring, BUS_DMA_NOWAIT | BUS_DMA_ZERO, - &sc->sc_cdata.stge_rx_ring_map); + (void **)&sc->sc_rdata.stge_rx_ring, BUS_DMA_NOWAIT | + BUS_DMA_COHERENT | BUS_DMA_ZERO, &sc->sc_cdata.stge_rx_ring_map); if (error != 0) { device_printf(sc->sc_dev, "failed to allocate DMA'able memory for Rx ring\n");
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