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Avoid controller reinitialization which could be triggered by

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dhclient(8) or alias addresses are added.

Tested by:	dcx dcy <dcbsdx@hotmail.com>
This commit is contained in:
yongari 2013-07-10 06:46:46 +00:00
parent af0e2ca5b5
commit e68e98804b
1 changed files with 6 additions and 0 deletions
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6
sys/dev/hme/if_hme.c
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@ -742,6 +742,10 @@ hme_init_locked(struct hme_softc *sc)
u_int32_t n, v;
HME_LOCK_ASSERT(sc, MA_OWNED);
if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0)
return;
/*
* Initialization sequence. The numbered steps below correspond
* to the sequence outlined in section 6.3.5.1 in the Ethernet
@ -1324,6 +1328,7 @@ hme_eint(struct hme_softc *sc, u_int status)
/* check for fatal errors that needs reset to unfreeze DMA engine */
if ((status & HME_SEB_STAT_FATAL_ERRORS) != 0) {
HME_WHINE(sc->sc_dev, "error signaled, status=%#x\n", status);
sc->sc_ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
hme_init_locked(sc);
}
}
@ -1370,6 +1375,7 @@ hme_watchdog(struct hme_softc *sc)
device_printf(sc->sc_dev, "device timeout (no link)\n");
++ifp->if_oerrors;
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
hme_init_locked(sc);
hme_start_locked(ifp);
return (EJUSTRETURN);