Date: Fri, 26 Nov 2010 02:10:56 +0000 (UTC) From: Pyun YongHyeon <yongari@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r215850 - head/sys/dev/alc Message-ID: <201011260210.oAQ2AuB1024158@svn.freebsd.org>
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Author: yongari Date: Fri Nov 26 02:10:56 2010 New Revision: 215850 URL: http://svn.freebsd.org/changeset/base/215850 Log: Enable ethernet flow-control on all alc(4) controllers. This change should reduce a lot of dropped frames under high network load. Modified: head/sys/dev/alc/if_alc.c Modified: head/sys/dev/alc/if_alc.c ============================================================================== --- head/sys/dev/alc/if_alc.c Fri Nov 26 02:01:16 2010 (r215849) +++ head/sys/dev/alc/if_alc.c Fri Nov 26 02:10:56 2010 (r215850) @@ -974,7 +974,7 @@ alc_attach(device_t dev) /* Set up MII bus. */ error = mii_attach(dev, &sc->alc_miibus, ifp, alc_mediachange, alc_mediastatus, BMSR_DEFCAPMASK, sc->alc_phyaddr, MII_OFFSET_ANY, - 0); + MIIF_DOPAUSE); if (error != 0) { device_printf(dev, "attaching PHYs failed\n"); goto fail; @@ -2475,12 +2475,10 @@ alc_mac_config(struct alc_softc *sc) } if ((IFM_OPTIONS(mii->mii_media_active) & IFM_FDX) != 0) { reg |= MAC_CFG_FULL_DUPLEX; -#ifdef notyet if ((IFM_OPTIONS(mii->mii_media_active) & IFM_ETH_TXPAUSE) != 0) reg |= MAC_CFG_TX_FC; if ((IFM_OPTIONS(mii->mii_media_active) & IFM_ETH_RXPAUSE) != 0) reg |= MAC_CFG_RX_FC; -#endif } CSR_WRITE_4(sc, ALC_MAC_CFG, reg); }
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