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Make evcnt'ers optional.

This commit is contained in:
matt 2012-12-07 22:21:03 +00:00
parent 69b293bf1c
commit ea39f48440
1 changed files with 20 additions and 8 deletions
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28
sys/arch/arm/broadcom/bcm53xx_eth.c
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@ -31,10 +31,11 @@
#define GMAC_PRIVATE
#include "locators.h"
#include "opt_broadcom.h"
#include <sys/cdefs.h>
__KERNEL_RCSID(1, "$NetBSD: bcm53xx_eth.c,v 1.17 2012/11/08 21:32:48 matt Exp $");
__KERNEL_RCSID(1, "$NetBSD: bcm53xx_eth.c,v 1.18 2012/12/07 22:21:03 matt Exp $");
#include <sys/param.h>
#include <sys/atomic.h>
@ -63,6 +64,13 @@ __KERNEL_RCSID(1, "$NetBSD: bcm53xx_eth.c,v 1.17 2012/11/08 21:32:48 matt Exp $"
//#define BCMETH_MPSAFE
#ifdef BCMETH_COUNTERS
#define BCMETH_EVCNT_ADD(a,b) ((void)((a).ev_count += (b)))
#else
#define BCMETH_EVCNT_ADD(a,b) do { } while (/*CONSTCOND*/0)
#endif
#define BCMETH_EVCNT_INCR(a) BCMETH_EVCNT_ADD((a), 1)
#define BCMETH_RCVOFFSET 10
#define BCMETH_MAXTXMBUFS 128
#define BCMETH_NTXSEGS 30
@ -148,12 +156,14 @@ struct bcmeth_softc {
#define SOFT_RXINTR 0x01
#define SOFT_TXINTR 0x02
#ifdef BCMETH_COUNTERS
struct evcnt sc_ev_intr;
struct evcnt sc_ev_soft_intr;
struct evcnt sc_ev_work;
struct evcnt sc_ev_tx_stall;
struct evcnt sc_ev_rx_badmagic_lo;
struct evcnt sc_ev_rx_badmagic_hi;
#endif
struct ifqueue sc_rx_bufcache;
struct bcmeth_mapcache *sc_rx_mapcache;
@ -386,6 +396,7 @@ bcmeth_ccb_attach(device_t parent, device_t self, void *aux)
if_attach(ifp);
ether_ifattach(ifp, sc->sc_enaddr);
#ifdef BCMETH_COUNTERS
evcnt_attach_dynamic(&sc->sc_ev_intr, EVCNT_TYPE_INTR,
NULL, xname, "intr");
evcnt_attach_dynamic(&sc->sc_ev_soft_intr, EVCNT_TYPE_INTR,
@ -398,6 +409,7 @@ bcmeth_ccb_attach(device_t parent, device_t self, void *aux)
NULL, xname, "rx badmagic lo");
evcnt_attach_dynamic(&sc->sc_ev_rx_badmagic_hi, EVCNT_TYPE_MISC,
NULL, xname, "rx badmagic hi");
#endif
}
static int
@ -1056,9 +1068,9 @@ bcmeth_rxq_consume(
if (rxsts == BCMETH_RCVMAGIC) {
ifp->if_ierrors++;
if ((m->m_ext.ext_paddr >> 28) == 8) {
sc->sc_ev_rx_badmagic_lo.ev_count++;
BCMETH_EVCNT_INCR(sc->sc_ev_rx_badmagic_lo);
} else {
sc->sc_ev_rx_badmagic_hi.ev_count++;
BCMETH_EVCNT_INCR( sc->sc_ev_rx_badmagic_hi);
}
IF_ENQUEUE(&sc->sc_rx_bufcache, m);
} else
@ -1709,7 +1721,7 @@ bcmeth_intr(void *arg)
mutex_enter(sc->sc_hwlock);
uint32_t intmask = sc->sc_intmask;
sc->sc_ev_intr.ev_count++;
BCMETH_EVCNT_INCR(sc->sc_ev_intr);
for (;;) {
uint32_t intstatus = bcmeth_read_4(sc, GMAC_INTSTATUS);
@ -1821,7 +1833,7 @@ bcmeth_soft_txintr(struct bcmeth_softc *sc)
*/
if (!bcmeth_txq_consume(sc, &sc->sc_txq)
|| !bcmeth_txq_enqueue(sc, &sc->sc_txq)) {
sc->sc_ev_tx_stall.ev_count++;
BCMETH_EVCNT_INCR(sc->sc_ev_tx_stall);
sc->sc_if.if_flags |= IFF_OACTIVE;
} else {
sc->sc_if.if_flags &= ~IFF_OACTIVE;
@ -1847,7 +1859,7 @@ bcmeth_soft_intr(void *arg)
u_int soft_flags = atomic_swap_uint(&sc->sc_soft_flags, 0);
sc->sc_ev_soft_intr.ev_count++;
BCMETH_EVCNT_INCR(sc->sc_ev_soft_intr);
if ((soft_flags & SOFT_TXINTR)
|| bcmeth_txq_active_p(sc, &sc->sc_txq)) {
@ -1857,7 +1869,7 @@ bcmeth_soft_intr(void *arg)
*/
if (!bcmeth_txq_consume(sc, &sc->sc_txq)
|| !bcmeth_txq_enqueue(sc, &sc->sc_txq)) {
sc->sc_ev_tx_stall.ev_count++;
BCMETH_EVCNT_INCR(sc->sc_ev_tx_stall);
ifp->if_flags |= IFF_OACTIVE;
} else {
ifp->if_flags &= ~IFF_OACTIVE;
@ -1893,7 +1905,7 @@ bcmeth_worker(struct work *wk, void *arg)
mutex_enter(sc->sc_lock);
sc->sc_ev_work.ev_count++;
BCMETH_EVCNT_INCR(sc->sc_ev_work);
uint32_t work_flags = atomic_swap_32(&sc->sc_work_flags, 0);
if (work_flags & WORK_REINIT) {