#include "efx.h"
#include "efx_impl.h"
+#if EFSYS_OPT_MON_MCDI
+#include "mcdi_mon.h"
+#endif
#if EFSYS_OPT_QSTATS
#define EFX_EV_QSTAT_INCR(_eep, _stat) \
return (EFX_EV_PRESENT(qword));
}
+#if EFSYS_OPT_EV_PREFETCH
+
+ void
+efx_ev_qprefetch(
+ __in efx_evq_t *eep,
+ __in unsigned int count)
+{
+ unsigned int offset;
+
+ EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC);
+
+ offset = (count & eep->ee_mask) * sizeof (efx_qword_t);
+ EFSYS_MEM_PREFETCH(eep->ee_esmp, offset);
+}
+
+#endif /* EFSYS_OPT_EV_PREFETCH */
+
#define EFX_EV_BATCH 8
void
offset += sizeof (efx_qword_t);
}
+#if EFSYS_OPT_EV_PREFETCH && (EFSYS_OPT_EV_PREFETCH_PERIOD > 1)
+ /*
+ * Prefetch the next batch when we get within PREFETCH_PERIOD
+ * of a completed batch. If the batch is smaller, then prefetch
+ * immediately.
+ */
+ if (total == batch && total < EFSYS_OPT_EV_PREFETCH_PERIOD)
+ EFSYS_MEM_PREFETCH(eep->ee_esmp, offset);
+#endif /* EFSYS_OPT_EV_PREFETCH */
+
/* Process the batch of events */
for (index = 0; index < total; ++index) {
boolean_t should_abort;
uint32_t code;
+#if EFSYS_OPT_EV_PREFETCH
+ /* Prefetch if we've now reached the batch period */
+ if (total == batch &&
+ index + EFSYS_OPT_EV_PREFETCH_PERIOD == total) {
+ offset = (count + batch) & eep->ee_mask;
+ offset *= sizeof (efx_qword_t);
+
+ EFSYS_MEM_PREFETCH(eep->ee_esmp, offset);
+ }
+#endif /* EFSYS_OPT_EV_PREFETCH */
+
EFX_EV_QSTAT_INCR(eep, EV_ALL);
code = EFX_QWORD_FIELD(ev[index], FSF_AZ_EV_CODE);
EFX_EV_QSTAT_INCR(eep, EV_RX_FRM_TRUNC);
(*flagsp) |= EFX_DISCARD;
+#if EFSYS_OPT_RX_SCATTER
+ /*
+ * Lookout for payload queue ran dry errors and ignore them.
+ *
+ * Sadly for the header/data split cases, the descriptor
+ * pointer in this event refers to the header queue and
+ * therefore cannot be easily detected as duplicate.
+ * So we drop these and rely on the receive processing seeing
+ * a subsequent packet with FSF_AZ_RX_EV_SOP set to discard
+ * the partially received packet.
+ */
+ if ((EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) == 0) &&
+ (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) == 0) &&
+ (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT) == 0))
+ ignore = B_TRUE;
+#endif /* EFSYS_OPT_RX_SCATTER */
}
if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_ETH_CRC_ERR) != 0) {
uint32_t size;
uint32_t label;
boolean_t ok;
+#if EFSYS_OPT_RX_SCATTER
+ boolean_t sop;
+ boolean_t jumbo_cont;
+#endif /* EFSYS_OPT_RX_SCATTER */
uint32_t hdr_type;
boolean_t is_v6;
uint16_t flags;
label = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_Q_LABEL);
ok = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_OK) != 0);
+#if EFSYS_OPT_RX_SCATTER
+ sop = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) != 0);
+ jumbo_cont = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) != 0);
+#endif /* EFSYS_OPT_RX_SCATTER */
+
hdr_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_HDR_TYPE);
is_v6 = (EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_IPV6_PKT) != 0);
break;
}
+#if EFSYS_OPT_RX_SCATTER
+ /* Report scatter and header/lookahead split buffer flags */
+ if (sop)
+ flags |= EFX_PKT_START;
+ if (jumbo_cont)
+ flags |= EFX_PKT_CONT;
+#endif /* EFSYS_OPT_RX_SCATTER */
+
/* Detect errors included in the FSF_AZ_RX_EV_PKT_OK indication */
if (!ok) {
ignore = siena_ev_rx_not_ok(eep, eqp, label, id, &flags);
EFSYS_ASSERT(eecp->eec_link_change != NULL);
EFSYS_ASSERT(eecp->eec_exception != NULL);
+#if EFSYS_OPT_MON_STATS
+ EFSYS_ASSERT(eecp->eec_monitor != NULL);
+#endif
EFX_EV_QSTAT_INCR(eep, EV_MCDI_RESPONSE);
break;
}
case MCDI_EVENT_CODE_SENSOREVT: {
+#if EFSYS_OPT_MON_STATS
+ efx_mon_stat_t id;
+ efx_mon_stat_value_t value;
+ efx_rc_t rc;
+
+ if ((rc = mcdi_mon_ev(enp, eqp, &id, &value)) == 0)
+ should_abort = eecp->eec_monitor(arg, id, value);
+ else if (rc == ENOTSUP) {
+ should_abort = eecp->eec_exception(arg,
+ EFX_EXCEPTION_UNKNOWN_SENSOREVT,
+ MCDI_EV_FIELD(eqp, DATA));
+ } else
+ EFSYS_ASSERT(rc == ENODEV); /* Wrong port */
+#else
should_abort = B_FALSE;
+#endif
break;
}
case MCDI_EVENT_CODE_SCHEDERR:
rc = EINVAL;
goto fail2;
}
+#if EFSYS_OPT_RX_SCALE
+ if (enp->en_intr.ei_type == EFX_INTR_LINE &&
+ index >= EFX_MAXRSS_LEGACY) {
+ rc = EINVAL;
+ goto fail3;
+ }
+#endif
for (size = 0; (1 << size) <= (EFX_EVQ_MAXNEVS / EFX_EVQ_MINNEVS);
size++)
if ((1 << size) == (int)(n / EFX_EVQ_MINNEVS))
fail4:
EFSYS_PROBE(fail4);
+#if EFSYS_OPT_RX_SCALE
+fail3:
+ EFSYS_PROBE(fail3);
+#endif
fail2:
EFSYS_PROBE(fail2);
fail1: