Add SOICZIFDATA (ifconfig -z) support for evcnt(9).
First update the statistics data, then clear the event counters, and finally copy and clear if_data via ether_ioctl().
This commit is contained in:
msaitoh
parent
ba8e082a6a
commit
2324ba4c62
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@ -1,4 +1,4 @@
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/* $NetBSD: if_wm.c,v 1.777 2023/05/11 07:27:09 msaitoh Exp $ */
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/* $NetBSD: if_wm.c,v 1.778 2023/05/11 07:38:30 msaitoh Exp $ */
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/*
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* Copyright (c) 2001, 2002, 2003, 2004 Wasabi Systems, Inc.
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@ -82,7 +82,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: if_wm.c,v 1.777 2023/05/11 07:27:09 msaitoh Exp $");
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__KERNEL_RCSID(0, "$NetBSD: if_wm.c,v 1.778 2023/05/11 07:38:30 msaitoh Exp $");
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#ifdef _KERNEL_OPT
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#include "opt_if_wm.h"
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@ -757,25 +757,33 @@ do { \
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#define WM_EVCNT_INCR(ev) \
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atomic_store_relaxed(&((ev)->ev_count), \
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atomic_load_relaxed(&(ev)->ev_count) + 1)
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#define WM_EVCNT_STORE(ev, val) \
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atomic_store_relaxed(&((ev)->ev_count), (val))
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#define WM_EVCNT_ADD(ev, val) \
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atomic_store_relaxed(&((ev)->ev_count), \
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atomic_load_relaxed(&(ev)->ev_count) + (val))
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#else
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#define WM_EVCNT_INCR(ev) \
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((ev)->ev_count)++
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#define WM_EVCNT_STORE(ev, val) \
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((ev)->ev_count = (val))
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#define WM_EVCNT_ADD(ev, val) \
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(ev)->ev_count += (val)
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#endif
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#define WM_Q_EVCNT_INCR(qname, evname) \
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WM_EVCNT_INCR(&(qname)->qname##_ev_##evname)
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#define WM_Q_EVCNT_STORE(qname, evname, val) \
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WM_EVCNT_STORE(&(qname)->qname##_ev_##evname, (val))
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#define WM_Q_EVCNT_ADD(qname, evname, val) \
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WM_EVCNT_ADD(&(qname)->qname##_ev_##evname, (val))
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#else /* !WM_EVENT_COUNTERS */
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#define WM_EVCNT_INCR(ev) /* nothing */
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#define WM_EVCNT_STORE(ev, val) /* nothing */
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#define WM_EVCNT_ADD(ev, val) /* nothing */
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#define WM_Q_EVCNT_INCR(qname, evname) /* nothing */
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#define WM_Q_EVCNT_STORE(qname, evname, val) /* nothing */
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#define WM_Q_EVCNT_ADD(qname, evname, val) /* nothing */
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#endif /* !WM_EVENT_COUNTERS */
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@ -885,6 +893,7 @@ static int wm_init(struct ifnet *);
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static int wm_init_locked(struct ifnet *);
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static void wm_init_sysctls(struct wm_softc *);
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static void wm_update_stats(struct wm_softc *);
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static void wm_clear_evcnt(struct wm_softc *);
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static void wm_unset_stopping_flags(struct wm_softc *);
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static void wm_set_stopping_flags(struct wm_softc *);
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static void wm_stop(struct ifnet *, int);
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@ -4028,6 +4037,18 @@ wm_ioctl(struct ifnet *ifp, u_long cmd, void *data)
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KASSERT(IFNET_LOCKED(ifp));
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}
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if (cmd == SIOCZIFDATA) {
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/*
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* Special handling for SIOCZIFDATA.
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* Copying and clearing the if_data structure is done with
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* ether_ioctl() below.
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*/
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mutex_enter(sc->sc_core_lock);
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wm_update_stats(sc);
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wm_clear_evcnt(sc);
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mutex_exit(sc->sc_core_lock);
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}
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switch (cmd) {
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case SIOCSIFMEDIA:
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mutex_enter(sc->sc_core_lock);
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@ -6708,6 +6729,167 @@ wm_update_stats(struct wm_softc *sc)
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IF_STAT_PUTREF(ifp);
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}
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void
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wm_clear_evcnt(struct wm_softc *sc)
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{
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#ifdef WM_EVENT_COUNTERS
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int i;
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/* RX queues */
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for (i = 0; i < sc->sc_nqueues; i++) {
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struct wm_rxqueue *rxq = &sc->sc_queue[i].wmq_rxq;
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WM_Q_EVCNT_STORE(rxq, intr, 0);
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WM_Q_EVCNT_STORE(rxq, defer, 0);
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WM_Q_EVCNT_STORE(rxq, ipsum, 0);
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WM_Q_EVCNT_STORE(rxq, tusum, 0);
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}
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/* TX queues */
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for (i = 0; i < sc->sc_nqueues; i++) {
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struct wm_txqueue *txq = &sc->sc_queue[i].wmq_txq;
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int j;
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WM_Q_EVCNT_STORE(txq, txsstall, 0);
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WM_Q_EVCNT_STORE(txq, txdstall, 0);
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WM_Q_EVCNT_STORE(txq, fifo_stall, 0);
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WM_Q_EVCNT_STORE(txq, txdw, 0);
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WM_Q_EVCNT_STORE(txq, txqe, 0);
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WM_Q_EVCNT_STORE(txq, ipsum, 0);
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WM_Q_EVCNT_STORE(txq, tusum, 0);
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WM_Q_EVCNT_STORE(txq, tusum6, 0);
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WM_Q_EVCNT_STORE(txq, tso, 0);
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WM_Q_EVCNT_STORE(txq, tso6, 0);
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WM_Q_EVCNT_STORE(txq, tsopain, 0);
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for (j = 0; j < WM_NTXSEGS; j++)
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WM_EVCNT_STORE(&txq->txq_ev_txseg[j], 0);
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WM_Q_EVCNT_STORE(txq, pcqdrop, 0);
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WM_Q_EVCNT_STORE(txq, descdrop, 0);
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WM_Q_EVCNT_STORE(txq, toomanyseg, 0);
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WM_Q_EVCNT_STORE(txq, defrag, 0);
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if (sc->sc_type <= WM_T_82544)
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WM_Q_EVCNT_STORE(txq, underrun, 0);
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WM_Q_EVCNT_STORE(txq, skipcontext, 0);
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}
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/* Miscs */
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WM_EVCNT_STORE(&sc->sc_ev_linkintr, 0);
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WM_EVCNT_STORE(&sc->sc_ev_crcerrs, 0);
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WM_EVCNT_STORE(&sc->sc_ev_symerrc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_mpc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_colc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_sec, 0);
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WM_EVCNT_STORE(&sc->sc_ev_rlec, 0);
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if (sc->sc_type >= WM_T_82543) {
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WM_EVCNT_STORE(&sc->sc_ev_algnerrc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_rxerrc, 0);
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if ((sc->sc_type < WM_T_82575) || WM_IS_ICHPCH(sc))
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WM_EVCNT_STORE(&sc->sc_ev_cexterr, 0);
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else
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WM_EVCNT_STORE(&sc->sc_ev_htdpmc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_tncrs, 0);
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WM_EVCNT_STORE(&sc->sc_ev_tsctc, 0);
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if ((sc->sc_type < WM_T_82575) || WM_IS_ICHPCH(sc))
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WM_EVCNT_STORE(&sc->sc_ev_tsctfc, 0);
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else {
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WM_EVCNT_STORE(&sc->sc_ev_cbrdpc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_cbrmpc, 0);
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}
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}
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if (sc->sc_type >= WM_T_82542_2_1) {
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WM_EVCNT_STORE(&sc->sc_ev_tx_xoff, 0);
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WM_EVCNT_STORE(&sc->sc_ev_tx_xon, 0);
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WM_EVCNT_STORE(&sc->sc_ev_rx_xoff, 0);
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WM_EVCNT_STORE(&sc->sc_ev_rx_xon, 0);
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WM_EVCNT_STORE(&sc->sc_ev_rx_macctl, 0);
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}
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WM_EVCNT_STORE(&sc->sc_ev_scc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ecol, 0);
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WM_EVCNT_STORE(&sc->sc_ev_mcc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_latecol, 0);
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if ((sc->sc_type >= WM_T_I350) && !WM_IS_ICHPCH(sc))
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WM_EVCNT_STORE(&sc->sc_ev_cbtmpc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_dc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_prc64, 0);
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WM_EVCNT_STORE(&sc->sc_ev_prc127, 0);
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WM_EVCNT_STORE(&sc->sc_ev_prc255, 0);
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WM_EVCNT_STORE(&sc->sc_ev_prc511, 0);
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WM_EVCNT_STORE(&sc->sc_ev_prc1023, 0);
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WM_EVCNT_STORE(&sc->sc_ev_prc1522, 0);
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WM_EVCNT_STORE(&sc->sc_ev_gprc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_bprc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_mprc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_gptc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_gorc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_gotc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_rnbc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ruc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_rfc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_roc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_rjc, 0);
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if (sc->sc_type >= WM_T_82540) {
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WM_EVCNT_STORE(&sc->sc_ev_mgtprc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_mgtpdc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_mgtptc, 0);
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}
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WM_EVCNT_STORE(&sc->sc_ev_tor, 0);
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WM_EVCNT_STORE(&sc->sc_ev_tot, 0);
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WM_EVCNT_STORE(&sc->sc_ev_tpr, 0);
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WM_EVCNT_STORE(&sc->sc_ev_tpt, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ptc64, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ptc127, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ptc255, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ptc511, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ptc1023, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ptc1522, 0);
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WM_EVCNT_STORE(&sc->sc_ev_mptc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_bptc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_iac, 0);
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if (sc->sc_type < WM_T_82575) {
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WM_EVCNT_STORE(&sc->sc_ev_icrxptc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_icrxatc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ictxptc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ictxact, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ictxqec, 0);
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WM_EVCNT_STORE(&sc->sc_ev_ictxqmtc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_rxdmtc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_icrxoc, 0);
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} else if (!WM_IS_ICHPCH(sc)) {
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WM_EVCNT_STORE(&sc->sc_ev_rpthc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_debug1, 0);
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WM_EVCNT_STORE(&sc->sc_ev_debug2, 0);
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WM_EVCNT_STORE(&sc->sc_ev_debug3, 0);
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WM_EVCNT_STORE(&sc->sc_ev_hgptc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_debug4, 0);
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WM_EVCNT_STORE(&sc->sc_ev_rxdmtc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_htcbdpc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_hgorc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_hgotc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_lenerrs, 0);
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}
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if ((sc->sc_type >= WM_T_I350) && !WM_IS_ICHPCH(sc)) {
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WM_EVCNT_STORE(&sc->sc_ev_tlpic, 0);
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WM_EVCNT_STORE(&sc->sc_ev_rlpic, 0);
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WM_EVCNT_STORE(&sc->sc_ev_b2ogprc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_o2bspc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_b2ospc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_o2bgptc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_scvpc, 0);
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WM_EVCNT_STORE(&sc->sc_ev_hrmpc, 0);
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}
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#endif
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}
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/*
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* wm_init: [ifnet interface function]
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*
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