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Code Issues Releases Activity

Use our own timer that piggybacks on npe_tick() callout instead of

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if_watchdog/if_timer interface.

Approved by: sam, cognet
This commit is contained in:
Kevin Lo 2007-01-30 01:18:29 +00:00
parent 410355bf69
commit 25777ce331
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=166339
1 changed files with 16 additions and 13 deletions
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29
sys/arm/xscale/ixp425/if_npe.c
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@ -126,6 +126,7 @@ struct npe_softc {
int sc_debug; /* DPRINTF* control */
int sc_tickinterval;
struct callout tick_ch; /* Tick callout */
int npe_watchdog_timer;
struct npedma txdma;
struct npebuf *tx_free; /* list of free tx buffers */
struct npedma rxdma;
@ -229,7 +230,7 @@ static void npeinit(void *);
static void npestart_locked(struct ifnet *);
static void npestart(struct ifnet *);
static void npestop(struct npe_softc *);
static void npewatchdog(struct ifnet *);
static void npewatchdog(struct npe_softc *);
static int npeioctl(struct ifnet * ifp, u_long, caddr_t);
static int npe_setrxqosentry(struct npe_softc *, int classix,
@ -328,12 +329,10 @@ npe_attach(device_t dev)
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
ifp->if_start = npestart;
ifp->if_ioctl = npeioctl;
ifp->if_watchdog = npewatchdog;
ifp->if_init = npeinit;
IFQ_SET_MAXLEN(&ifp->if_snd, sc->txdma.nbuf - 1);
ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
IFQ_SET_READY(&ifp->if_snd);
ifp->if_timer = 0;
ifp->if_linkmib = &sc->mibdata;
ifp->if_linkmiblen = sizeof(sc->mibdata);
sc->mibdata.dot3Compliance = DOT3COMPLIANCE_STATS;
@ -796,6 +795,8 @@ npe_tick(void *xsc)
npe_updatestats(sc);
mii_tick(mii);
npewatchdog(sc);
/* schedule next poll */
callout_reset(&sc->tick_ch, sc->sc_tickinterval * hz, npe_tick, sc);
#undef ACK
@ -845,7 +846,7 @@ npe_txdone_finish(struct npe_softc *sc, const struct txdone *td)
*/
ifp->if_opackets += td->count;
ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
ifp->if_timer = 0;
sc->npe_watchdog_timer = 0;
npestart_locked(ifp);
NPE_UNLOCK(sc);
}
@ -1104,7 +1105,7 @@ if (ifp->if_drv_flags & IFF_DRV_RUNNING) return;/*XXX*/
ifp->if_drv_flags |= IFF_DRV_RUNNING;
ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
ifp->if_timer = 0; /* just in case */
sc->npe_watchdog_timer = 0; /* just in case */
/* enable transmitter and reciver in the MAC */
WR4(sc, NPE_MAC_RX_CNTRL1,
@ -1287,7 +1288,7 @@ npestart_locked(struct ifnet *ifp)
/* XXX add vlan priority */
ixpqmgr_qwrite(sc->tx_qid, npe->ix_neaddr);
ifp->if_timer = 5;
sc->npe_watchdog_timer = 5;
}
if (sc->tx_free == NULL)
ifp->if_drv_flags |= IFF_DRV_OACTIVE;
@ -1356,7 +1357,7 @@ npestop(struct npe_softc *sc)
WR4(sc, NPE_MAC_TX_CNTRL1,
RD4(sc, NPE_MAC_TX_CNTRL1) &~ NPE_TX_CNTRL1_TX_EN);
ifp->if_timer = 0;
sc->npe_watchdog_timer = 0;
ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
callout_stop(&sc->tick_ch);
@ -1378,15 +1379,17 @@ npestop(struct npe_softc *sc)
}
void
npewatchdog(struct ifnet *ifp)
npewatchdog(struct npe_softc *sc)
{
struct npe_softc *sc = ifp->if_softc;
NPE_ASSERT_LOCKED(sc);
if (sc->npe_watchdog_timer == 0 || --sc->npe_watchdog_timer != 0)
return;
device_printf(sc->sc_dev, "watchdog timeout\n");
sc->sc_ifp->if_oerrors++;
NPE_LOCK(sc);
if_printf(ifp, "device timeout\n");
ifp->if_oerrors++;
npeinit_locked(sc);
NPE_UNLOCK(sc);
}
static int