diff options
| -rw-r--r-- | drivers/net/chelsio/cxgb2.c | 74 | ||||
| -rw-r--r-- | drivers/net/chelsio/sge.c | 65 | ||||
| -rw-r--r-- | drivers/net/chelsio/sge.h | 29 |
3 files changed, 100 insertions, 68 deletions
diff --git a/drivers/net/chelsio/cxgb2.c b/drivers/net/chelsio/cxgb2.c index 0ca5b07c1a6b..53bec6739812 100644 --- a/drivers/net/chelsio/cxgb2.c +++ b/drivers/net/chelsio/cxgb2.c @@ -390,13 +390,19 @@ static char stats_strings[][ETH_GSTRING_LEN] = { "RxOutOfRangeLengthField", "RxFrameTooLongErrors", - "TSO", - "VLANextractions", - "VLANinsertions", + /* Port stats */ + "RxPackets", "RxCsumGood", + "TxPackets", "TxCsumOffload", - "RxDrops" - + "TxTso", + "RxVlan", + "TxVlan", + + /* Interrupt stats */ + "rx drops", + "pure_rsps", + "unhandled irqs", "respQ_empty", "respQ_overflow", "freelistQ_empty", @@ -404,10 +410,6 @@ static char stats_strings[][ETH_GSTRING_LEN] = { "pkt_mismatch", "cmdQ_full0", "cmdQ_full1", - "tx_ipfrags", - "tx_reg_pkts", - "tx_lso_pkts", - "tx_do_cksum", "espi_DIP2ParityErr", "espi_DIP4Err", @@ -451,12 +453,10 @@ static void get_stats(struct net_device *dev, struct ethtool_stats *stats, struct adapter *adapter = dev->priv; struct cmac *mac = adapter->port[dev->if_port].mac; const struct cmac_statistics *s; - const struct sge_port_stats *ss; const struct sge_intr_counts *t; + struct sge_port_stats ss; s = mac->ops->statistics_update(mac, MAC_STATS_UPDATE_FULL); - ss = t1_sge_get_port_stats(adapter->sge, dev->if_port); - t = t1_sge_get_intr_counts(adapter->sge); *data++ = s->TxOctetsOK; *data++ = s->TxOctetsBad; @@ -492,35 +492,37 @@ static void get_stats(struct net_device *dev, struct ethtool_stats *stats, *data++ = s->RxOutOfRangeLengthField; *data++ = s->RxFrameTooLongErrors; - *data++ = ss->tso; - *data++ = ss->vlan_xtract; - *data++ = ss->vlan_insert; - *data++ = ss->rx_cso_good; - *data++ = ss->tx_cso; - *data++ = ss->rx_drops; - - *data++ = (u64)t->respQ_empty; - *data++ = (u64)t->respQ_overflow; - *data++ = (u64)t->freelistQ_empty; - *data++ = (u64)t->pkt_too_big; - *data++ = (u64)t->pkt_mismatch; - *data++ = (u64)t->cmdQ_full[0]; - *data++ = (u64)t->cmdQ_full[1]; - *data++ = (u64)t->tx_ipfrags; - *data++ = (u64)t->tx_reg_pkts; - *data++ = (u64)t->tx_lso_pkts; - *data++ = (u64)t->tx_do_cksum; + t1_sge_get_port_stats(adapter->sge, dev->if_port, &ss); + *data++ = ss.rx_packets; + *data++ = ss.rx_cso_good; + *data++ = ss.tx_packets; + *data++ = ss.tx_cso; + *data++ = ss.tx_tso; + *data++ = ss.vlan_xtract; + *data++ = ss.vlan_insert; + + t = t1_sge_get_intr_counts(adapter->sge); + *data++ = t->rx_drops; + *data++ = t->pure_rsps; + *data++ = t->unhandled_irqs; + *data++ = t->respQ_empty; + *data++ = t->respQ_overflow; + *data++ = t->freelistQ_empty; + *data++ = t->pkt_too_big; + *data++ = t->pkt_mismatch; + *data++ = t->cmdQ_full[0]; + *data++ = t->cmdQ_full[1]; if (adapter->espi) { const struct espi_intr_counts *e; e = t1_espi_get_intr_counts(adapter->espi); - *data++ = (u64) e->DIP2_parity_err; - *data++ = (u64) e->DIP4_err; - *data++ = (u64) e->rx_drops; - *data++ = (u64) e->tx_drops; - *data++ = (u64) e->rx_ovflw; - *data++ = (u64) e->parity_err; + *data++ = e->DIP2_parity_err; + *data++ = e->DIP4_err; + *data++ = e->rx_drops; + *data++ = e->tx_drops; + *data++ = e->rx_ovflw; + *data++ = e->parity_err; } } diff --git a/drivers/net/chelsio/sge.c b/drivers/net/chelsio/sge.c index 26df2049d849..9911048d8213 100644 --- a/drivers/net/chelsio/sge.c +++ b/drivers/net/chelsio/sge.c @@ -274,7 +274,7 @@ struct sge { struct sk_buff *espibug_skb[MAX_NPORTS]; u32 sge_control; /* shadow value of sge control reg */ struct sge_intr_counts stats; - struct sge_port_stats port_stats[MAX_NPORTS]; + struct sge_port_stats *port_stats[MAX_NPORTS]; struct sched *tx_sched; struct cmdQ cmdQ[SGE_CMDQ_N] ____cacheline_aligned_in_smp; }; @@ -820,6 +820,11 @@ static inline unsigned int jumbo_payload_capacity(const struct sge *sge) */ void t1_sge_destroy(struct sge *sge) { + int i; + + for_each_port(sge->adapter, i) + free_percpu(sge->port_stats[i]); + kfree(sge->tx_sched); free_tx_resources(sge); free_rx_resources(sge); @@ -985,14 +990,28 @@ int t1_sge_intr_error_handler(struct sge *sge) return 0; } -const struct sge_intr_counts *t1_sge_get_intr_counts(struct sge *sge) +const struct sge_intr_counts *t1_sge_get_intr_counts(const struct sge *sge) { return &sge->stats; } -const struct sge_port_stats *t1_sge_get_port_stats(struct sge *sge, int port) +void t1_sge_get_port_stats(const struct sge *sge, int port, + struct sge_port_stats *ss) { - return &sge->port_stats[port]; + int cpu; + + memset(ss, 0, sizeof(*ss)); + for_each_possible_cpu(cpu) { + struct sge_port_stats *st = per_cpu_ptr(sge->port_stats[port], cpu); + + ss->rx_packets += st->rx_packets; + ss->rx_cso_good += st->rx_cso_good; + ss->tx_packets += st->tx_packets; + ss->tx_cso += st->tx_cso; + ss->tx_tso += st->tx_tso; + ss->vlan_xtract += st->vlan_xtract; + ss->vlan_insert += st->vlan_insert; + } } /** @@ -1361,36 +1380,39 @@ static int sge_rx(struct sge *sge, struct freelQ *fl, unsigned int len) struct sk_buff *skb; struct cpl_rx_pkt *p; struct adapter *adapter = sge->adapter; + struct sge_port_stats *st; - sge->stats.ethernet_pkts++; skb = get_packet(adapter->pdev, fl, len - sge->rx_pkt_pad, sge->rx_pkt_pad, 2, SGE_RX_COPY_THRES, SGE_RX_DROP_THRES); - if (!skb) { - sge->port_stats[0].rx_drops++; /* charge only port 0 for now */ + if (unlikely(!skb)) { + sge->stats.rx_drops++; return 0; } p = (struct cpl_rx_pkt *)skb->data; skb_pull(skb, sizeof(*p)); - skb->dev = adapter->port[p->iff].dev; if (p->iff >= adapter->params.nports) { kfree_skb(skb); return 0; } + skb->dev = adapter->port[p->iff].dev; skb->dev->last_rx = jiffies; + st = per_cpu_ptr(sge->port_stats[p->iff], smp_processor_id()); + st->rx_packets++; + skb->protocol = eth_type_trans(skb, skb->dev); if ((adapter->flags & RX_CSUM_ENABLED) && p->csum == 0xffff && skb->protocol == htons(ETH_P_IP) && (skb->data[9] == IPPROTO_TCP || skb->data[9] == IPPROTO_UDP)) { - sge->port_stats[p->iff].rx_cso_good++; + ++st->rx_cso_good; skb->ip_summed = CHECKSUM_UNNECESSARY; } else skb->ip_summed = CHECKSUM_NONE; if (unlikely(adapter->vlan_grp && p->vlan_valid)) { - sge->port_stats[p->iff].vlan_xtract++; + st->vlan_xtract++; if (adapter->params.sge.polling) vlan_hwaccel_receive_skb(skb, adapter->vlan_grp, ntohs(p->vlan)); @@ -1862,8 +1884,8 @@ static inline int eth_hdr_len(const void *data) int t1_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct adapter *adapter = dev->priv; - struct sge_port_stats *st = &adapter->sge->port_stats[dev->if_port]; struct sge *sge = adapter->sge; + struct sge_port_stats *st = per_cpu_ptr(sge->port_stats[dev->if_port], smp_processor_id()); struct cpl_tx_pkt *cpl; if (skb->protocol == htons(ETH_P_CPL5)) @@ -1873,7 +1895,7 @@ int t1_start_xmit(struct sk_buff *skb, struct net_device *dev) int eth_type; struct cpl_tx_pkt_lso *hdr; - st->tso++; + ++st->tx_tso; eth_type = skb->nh.raw - skb->data == ETH_HLEN ? CPL_ETH_II : CPL_ETH_II_VLAN; @@ -1887,7 +1909,6 @@ int t1_start_xmit(struct sk_buff *skb, struct net_device *dev) skb_shinfo(skb)->gso_size)); hdr->len = htonl(skb->len - sizeof(*hdr)); cpl = (struct cpl_tx_pkt *)hdr; - sge->stats.tx_lso_pkts++; } else { /* * Packets shorter than ETH_HLEN can break the MAC, drop them @@ -1955,8 +1976,6 @@ int t1_start_xmit(struct sk_buff *skb, struct net_device *dev) /* the length field isn't used so don't bother setting it */ st->tx_cso += (skb->ip_summed == CHECKSUM_PARTIAL); - sge->stats.tx_do_cksum += (skb->ip_summed == CHECKSUM_PARTIAL); - sge->stats.tx_reg_pkts++; } cpl->iff = dev->if_port; @@ -1970,6 +1989,7 @@ int t1_start_xmit(struct sk_buff *skb, struct net_device *dev) cpl->vlan_valid = 0; send: + st->tx_packets++; dev->trans_start = jiffies; return t1_sge_tx(skb, adapter, 0, dev); } @@ -2151,6 +2171,7 @@ struct sge * __devinit t1_sge_create(struct adapter *adapter, struct sge_params *p) { struct sge *sge = kzalloc(sizeof(*sge), GFP_KERNEL); + int i; if (!sge) return NULL; @@ -2160,6 +2181,12 @@ struct sge * __devinit t1_sge_create(struct adapter *adapter, sge->rx_pkt_pad = t1_is_T1B(adapter) ? 0 : 2; sge->jumbo_fl = t1_is_T1B(adapter) ? 1 : 0; + for_each_port(adapter, i) { + sge->port_stats[i] = alloc_percpu(struct sge_port_stats); + if (!sge->port_stats[i]) + goto nomem_port; + } + init_timer(&sge->tx_reclaim_timer); sge->tx_reclaim_timer.data = (unsigned long)sge; sge->tx_reclaim_timer.function = sge_tx_reclaim_cb; @@ -2199,4 +2226,12 @@ struct sge * __devinit t1_sge_create(struct adapter *adapter, p->polling = 0; return sge; +nomem_port: + while (i >= 0) { + free_percpu(sge->port_stats[i]); + --i; + } + kfree(sge); + return NULL; + } diff --git a/drivers/net/chelsio/sge.h b/drivers/net/chelsio/sge.h index 4691c4f58e7f..7ceb0117d039 100644 --- a/drivers/net/chelsio/sge.h +++ b/drivers/net/chelsio/sge.h @@ -44,6 +44,9 @@ #include <asm/byteorder.h> struct sge_intr_counts { + unsigned int rx_drops; /* # of packets dropped due to no mem */ + unsigned int pure_rsps; /* # of non-payload responses */ + unsigned int unhandled_irqs; /* # of unhandled interrupts */ unsigned int respQ_empty; /* # times respQ empty */ unsigned int respQ_overflow; /* # respQ overflow (fatal) */ unsigned int freelistQ_empty; /* # times freelist empty */ @@ -51,24 +54,16 @@ struct sge_intr_counts { unsigned int pkt_mismatch; unsigned int cmdQ_full[3]; /* not HW IRQ, host cmdQ[] full */ unsigned int cmdQ_restarted[3];/* # of times cmdQ X was restarted */ - unsigned int ethernet_pkts; /* # of Ethernet packets received */ - unsigned int offload_pkts; /* # of offload packets received */ - unsigned int offload_bundles; /* # of offload pkt bundles delivered */ - unsigned int pure_rsps; /* # of non-payload responses */ - unsigned int unhandled_irqs; /* # of unhandled interrupts */ - unsigned int tx_ipfrags; - unsigned int tx_reg_pkts; - unsigned int tx_lso_pkts; - unsigned int tx_do_cksum; }; struct sge_port_stats { - unsigned long rx_cso_good; /* # of successful RX csum offloads */ - unsigned long tx_cso; /* # of TX checksum offloads */ - unsigned long vlan_xtract; /* # of VLAN tag extractions */ - unsigned long vlan_insert; /* # of VLAN tag extractions */ - unsigned long tso; /* # of TSO requests */ - unsigned long rx_drops; /* # of packets dropped due to no mem */ + u64 rx_packets; /* # of Ethernet packets received */ + u64 rx_cso_good; /* # of successful RX csum offloads */ + u64 tx_packets; /* # of TX packets */ + u64 tx_cso; /* # of TX checksum offloads */ + u64 tx_tso; /* # of TSO requests */ + u64 vlan_xtract; /* # of VLAN tag extractions */ + u64 vlan_insert; /* # of VLAN tag insertions */ }; struct sk_buff; @@ -90,8 +85,8 @@ int t1_sge_intr_error_handler(struct sge *); void t1_sge_intr_enable(struct sge *); void t1_sge_intr_disable(struct sge *); void t1_sge_intr_clear(struct sge *); -const struct sge_intr_counts *t1_sge_get_intr_counts(struct sge *sge); -const struct sge_port_stats *t1_sge_get_port_stats(struct sge *sge, int port); +const struct sge_intr_counts *t1_sge_get_intr_counts(const struct sge *sge); +void t1_sge_get_port_stats(const struct sge *sge, int port, struct sge_port_stats *); void t1_sched_set_max_avail_bytes(struct sge *, unsigned int); void t1_sched_set_drain_bits_per_us(struct sge *, unsigned int, unsigned int); unsigned int t1_sched_update_parms(struct sge *, unsigned int, unsigned int, |
