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cxgbe: Do a more thorough job in the CLEAR_STATS ioctl.

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MFC after:	3 days
This commit is contained in:
Navdeep Parhar 2013-01-16 23:49:55 +00:00
parent 5bb17208d7
commit 601fce8879
1 changed files with 44 additions and 0 deletions
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44
sys/dev/cxgbe/t4_main.c
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@ -5492,12 +5492,56 @@ t4_ioctl(struct cdev *dev, unsigned long cmd, caddr_t data, int fflag,
rc = read_i2c(sc, (struct t4_i2c_data *)data);
break;
case CHELSIO_T4_CLEAR_STATS: {
int i;
u_int port_id = *(uint32_t *)data;
struct port_info *pi;
if (port_id >= sc->params.nports)
return (EINVAL);
/* MAC stats */
t4_clr_port_stats(sc, port_id);
pi = sc->port[port_id];
if (pi->flags & PORT_INIT_DONE) {
struct sge_rxq *rxq;
struct sge_txq *txq;
struct sge_wrq *wrq;
for_each_rxq(pi, i, rxq) {
#if defined(INET) || defined(INET6)
rxq->lro.lro_queued = 0;
rxq->lro.lro_flushed = 0;
#endif
rxq->rxcsum = 0;
rxq->vlan_extraction = 0;
}
for_each_txq(pi, i, txq) {
txq->txcsum = 0;
txq->tso_wrs = 0;
txq->vlan_insertion = 0;
txq->imm_wrs = 0;
txq->sgl_wrs = 0;
txq->txpkt_wrs = 0;
txq->txpkts_wrs = 0;
txq->txpkts_pkts = 0;
txq->no_dmamap = 0;
txq->no_desc = 0;
}
#ifdef TCP_OFFLOAD
/* nothing to clear for each ofld_rxq */
for_each_ofld_txq(pi, i, wrq) {
wrq->tx_wrs = 0;
wrq->no_desc = 0;
}
#endif
wrq = &sc->sge.ctrlq[pi->port_id];
wrq->tx_wrs = 0;
wrq->no_desc = 0;
}
break;
}
default: