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- Provide igb_get_counter() to return counters that are not collected,

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but taken from hardware.
- Mechanically convert to if_inc_counter() the rest of counters.
This commit is contained in:
Gleb Smirnoff 2014-09-24 11:23:55 +00:00
parent 7b8455ae34
commit c13dc68743
1 changed files with 36 additions and 18 deletions
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54
sys/dev/et/if_et.c
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@ -104,6 +104,7 @@ static int et_watchdog(struct et_softc *);
static int et_ifmedia_upd_locked(struct ifnet *);
static int et_ifmedia_upd(struct ifnet *);
static void et_ifmedia_sts(struct ifnet *, struct ifmediareq *);
static uint64_t et_get_counter(struct ifnet *, ift_counter);
static void et_add_sysctls(struct et_softc *);
static int et_sysctl_rx_intr_npkts(SYSCTL_HANDLER_ARGS);
@ -324,6 +325,7 @@ et_attach(device_t dev)
ifp->if_init = et_init;
ifp->if_ioctl = et_ioctl;
ifp->if_start = et_start;
ifp->if_get_counter = et_get_counter;
ifp->if_capabilities = IFCAP_TXCSUM | IFCAP_VLAN_MTU;
ifp->if_capenable = ifp->if_capabilities;
ifp->if_snd.ifq_drv_maxlen = ET_TX_NDESC - 1;
@ -1413,7 +1415,7 @@ et_start_locked(struct ifnet *ifp)
if (et_encap(sc, &m_head)) {
if (m_head == NULL) {
ifp->if_oerrors++;
if_inc_counter(ifp, IFCOUNTER_OERRORS, 1);
break;
}
IFQ_DRV_PREPEND(&ifp->if_snd, m_head);
@ -1465,7 +1467,7 @@ et_watchdog(struct et_softc *sc)
if_printf(sc->ifp, "watchdog timed out (0x%08x) -- resetting\n",
status);
sc->ifp->if_oerrors++;
if_inc_counter(sc->ifp, IFCOUNTER_OERRORS, 1);
sc->ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
et_init_locked(sc);
return (EJUSTRETURN);
@ -2093,12 +2095,12 @@ et_rxeof(struct et_softc *sc)
CSR_WRITE_4(sc, ET_RXSTAT_POS, rxstat_pos);
if (ring_idx >= ET_RX_NRING) {
ifp->if_ierrors++;
if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
if_printf(ifp, "invalid ring index %d\n", ring_idx);
continue;
}
if (buf_idx >= ET_RX_NDESC) {
ifp->if_ierrors++;
if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
if_printf(ifp, "invalid buf index %d\n", buf_idx);
continue;
}
@ -2110,13 +2112,13 @@ et_rxeof(struct et_softc *sc)
rbd->rbd_discard(rbd, buf_idx);
} else if (rbd->rbd_newbuf(rbd, buf_idx) != 0) {
/* No available mbufs, discard it. */
ifp->if_iqdrops++;
if_inc_counter(ifp, IFCOUNTER_IQDROPS, 1);
rbd->rbd_discard(rbd, buf_idx);
} else {
buflen -= ETHER_CRC_LEN;
if (buflen < ETHER_HDR_LEN) {
m_freem(m);
ifp->if_ierrors++;
if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
} else {
m->m_pkthdr.len = m->m_len = buflen;
m->m_pkthdr.rcvif = ifp;
@ -2625,7 +2627,6 @@ back:
static void
et_stats_update(struct et_softc *sc)
{
struct ifnet *ifp;
struct et_hw_stats *stats;
stats = &sc->sc_stats;
@ -2675,18 +2676,35 @@ et_stats_update(struct et_softc *sc)
stats->tx_oversize += CSR_READ_4(sc, ET_STAT_TX_OVERSIZE);
stats->tx_undersize += CSR_READ_4(sc, ET_STAT_TX_UNDERSIZE);
stats->tx_fragments += CSR_READ_4(sc, ET_STAT_TX_FRAG);
}
/* Update ifnet counters. */
ifp = sc->ifp;
ifp->if_opackets = (u_long)stats->tx_frames;
ifp->if_collisions = stats->tx_total_colls;
ifp->if_oerrors = stats->tx_drop + stats->tx_jabbers +
stats->tx_crcerrs + stats->tx_excess_deferred +
stats->tx_late_colls;
ifp->if_ipackets = (u_long)stats->rx_frames;
ifp->if_ierrors = stats->rx_crcerrs + stats->rx_alignerrs +
stats->rx_lenerrs + stats->rx_codeerrs + stats->rx_cserrs +
stats->rx_runts + stats->rx_jabbers + stats->rx_drop;
static uint64_t
et_get_counter(struct ifnet *ifp, ift_counter cnt)
{
struct et_softc *sc;
struct et_hw_stats *stats;
sc = if_getsoftc(ifp);
stats = &sc->sc_stats;
switch (cnt) {
case IFCOUNTER_OPACKETS:
return (stats->tx_frames);
case IFCOUNTER_COLLISIONS:
return (stats->tx_total_colls);
case IFCOUNTER_OERRORS:
return (stats->tx_drop + stats->tx_jabbers +
stats->tx_crcerrs + stats->tx_excess_deferred +
stats->tx_late_colls);
case IFCOUNTER_IPACKETS:
return (stats->rx_frames);
case IFCOUNTER_IERRORS:
return (stats->rx_crcerrs + stats->rx_alignerrs +
stats->rx_lenerrs + stats->rx_codeerrs + stats->rx_cserrs +
stats->rx_runts + stats->rx_jabbers + stats->rx_drop);
default:
return (if_get_counter_default(ifp, cnt));
}
}
static int