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Call brgpy specific autonego function in MII_TICK. Before this commit,

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only MII_MEDIACHG calls brgphy_mii_phy_auto() and MII_TICK calls MI
mii_phy_auto(). That was not intended.
This commit is contained in:
msaitoh 2013-06-21 04:25:51 +00:00
parent f1913dfefe
commit 9a269949b1
1 changed files with 43 additions and 4 deletions
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47
sys/dev/mii/brgphy.c
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@ -1,4 +1,4 @@
/* $NetBSD: brgphy.c,v 1.66 2013/06/16 06:29:08 msaitoh Exp $ */
/* $NetBSD: brgphy.c,v 1.67 2013/06/21 04:25:51 msaitoh Exp $ */
/*-
* Copyright (c) 1998, 1999, 2000, 2001 The NetBSD Foundation, Inc.
@ -62,7 +62,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: brgphy.c,v 1.66 2013/06/16 06:29:08 msaitoh Exp $");
__KERNEL_RCSID(0, "$NetBSD: brgphy.c,v 1.67 2013/06/21 04:25:51 msaitoh Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -411,8 +411,47 @@ setit:
if (IFM_INST(ife->ifm_media) != sc->mii_inst)
return (0);
if (mii_phy_tick(sc) == EJUSTRETURN)
return (0);
/*
* Is the interface even up?
*/
if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
return 0;
/*
* Only used for autonegotiation.
*/
if ((IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO) &&
(IFM_SUBTYPE(ife->ifm_media) != IFM_1000_T)) {
sc->mii_ticks = 0;
break;
}
/*
* Check for link.
* Read the status register twice; BMSR_LINK is latch-low.
*/
reg = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR);
if (reg & BMSR_LINK) {
sc->mii_ticks = 0;
break;
}
/*
* mii_ticks == 0 means it's the first tick after changing the
* media or the link became down since the last tick
* (see above), so break to update the status.
*/
if (sc->mii_ticks++ == 0)
break;
/*
* Only retry autonegotiation every mii_anegticks seconds.
*/
KASSERT(sc->mii_anegticks != 0);
if (sc->mii_ticks <= sc->mii_anegticks)
break;
brgphy_mii_phy_auto(sc);
break;
case MII_DOWN: