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net: thunderx: Add receive error stats reporting via ethtool 

Added ethtool support to dump receive packet error statistics reported
in CQE. Also made some small fixes

Signed-off-by: Sunil Goutham <sgoutham@cavium.com>
Signed-off-by: Aleksey Makarov <aleksey.makarov@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sunil Goutham 2015-08-30 12:29:10 +03:00 committed by David S. Miller
parent 322e5cc5c6
commit a2dc5dedbb
5 changed files with 103 additions and 120 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
drivers/net/ethernet/cavium/thunder/nic.h
View File

@ -190,10 +190,10 @@ enum tx_stats_reg_offset {
};
struct nicvf_hw_stats {
u64 rx_bytes_ok;
u64 rx_ucast_frames_ok;
u64 rx_bcast_frames_ok;
u64 rx_mcast_frames_ok;
u64 rx_bytes;
u64 rx_ucast_frames;
u64 rx_bcast_frames;
u64 rx_mcast_frames;
u64 rx_fcs_errors;
u64 rx_l2_errors;
u64 rx_drop_red;
@ -204,6 +204,31 @@ struct nicvf_hw_stats {
u64 rx_drop_mcast;
u64 rx_drop_l3_bcast;
u64 rx_drop_l3_mcast;
u64 rx_bgx_truncated_pkts;
u64 rx_jabber_errs;
u64 rx_fcs_errs;
u64 rx_bgx_errs;
u64 rx_prel2_errs;
u64 rx_l2_hdr_malformed;
u64 rx_oversize;
u64 rx_undersize;
u64 rx_l2_len_mismatch;
u64 rx_l2_pclp;
u64 rx_ip_ver_errs;
u64 rx_ip_csum_errs;
u64 rx_ip_hdr_malformed;
u64 rx_ip_payload_malformed;
u64 rx_ip_ttl_errs;
u64 rx_l3_pclp;
u64 rx_l4_malformed;
u64 rx_l4_csum_errs;
u64 rx_udp_len_errs;
u64 rx_l4_port_errs;
u64 rx_tcp_flag_errs;
u64 rx_tcp_offset_errs;
u64 rx_l4_pclp;
u64 rx_truncated_pkts;
u64 tx_bytes_ok;
u64 tx_ucast_frames_ok;
u64 tx_bcast_frames_ok;
@ -222,6 +247,7 @@ struct nicvf_drv_stats {
u64 rx_frames_1518;
u64 rx_frames_jumbo;
u64 rx_drops;
/* Tx */
u64 tx_frames_ok;
u64 tx_drops;
@ -257,7 +283,7 @@ struct nicvf {
u32 cq_coalesce_usecs;
u32 msg_enable;
struct nicvf_hw_stats stats;
struct nicvf_hw_stats hw_stats;
struct nicvf_drv_stats drv_stats;
struct bgx_stats bgx_stats;
struct work_struct reset_task;

34
drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c
View File

@ -35,10 +35,10 @@ struct nicvf_stat {
}
static const struct nicvf_stat nicvf_hw_stats[] = {
NICVF_HW_STAT(rx_bytes_ok),
NICVF_HW_STAT(rx_ucast_frames_ok),
NICVF_HW_STAT(rx_bcast_frames_ok),
NICVF_HW_STAT(rx_mcast_frames_ok),
NICVF_HW_STAT(rx_bytes),
NICVF_HW_STAT(rx_ucast_frames),
NICVF_HW_STAT(rx_bcast_frames),
NICVF_HW_STAT(rx_mcast_frames),
NICVF_HW_STAT(rx_fcs_errors),
NICVF_HW_STAT(rx_l2_errors),
NICVF_HW_STAT(rx_drop_red),
@ -49,6 +49,30 @@ static const struct nicvf_stat nicvf_hw_stats[] = {
NICVF_HW_STAT(rx_drop_mcast),
NICVF_HW_STAT(rx_drop_l3_bcast),
NICVF_HW_STAT(rx_drop_l3_mcast),
NICVF_HW_STAT(rx_bgx_truncated_pkts),
NICVF_HW_STAT(rx_jabber_errs),
NICVF_HW_STAT(rx_fcs_errs),
NICVF_HW_STAT(rx_bgx_errs),
NICVF_HW_STAT(rx_prel2_errs),
NICVF_HW_STAT(rx_l2_hdr_malformed),
NICVF_HW_STAT(rx_oversize),
NICVF_HW_STAT(rx_undersize),
NICVF_HW_STAT(rx_l2_len_mismatch),
NICVF_HW_STAT(rx_l2_pclp),
NICVF_HW_STAT(rx_ip_ver_errs),
NICVF_HW_STAT(rx_ip_csum_errs),
NICVF_HW_STAT(rx_ip_hdr_malformed),
NICVF_HW_STAT(rx_ip_payload_malformed),
NICVF_HW_STAT(rx_ip_ttl_errs),
NICVF_HW_STAT(rx_l3_pclp),
NICVF_HW_STAT(rx_l4_malformed),
NICVF_HW_STAT(rx_l4_csum_errs),
NICVF_HW_STAT(rx_udp_len_errs),
NICVF_HW_STAT(rx_l4_port_errs),
NICVF_HW_STAT(rx_tcp_flag_errs),
NICVF_HW_STAT(rx_tcp_offset_errs),
NICVF_HW_STAT(rx_l4_pclp),
NICVF_HW_STAT(rx_truncated_pkts),
NICVF_HW_STAT(tx_bytes_ok),
NICVF_HW_STAT(tx_ucast_frames_ok),
NICVF_HW_STAT(tx_bcast_frames_ok),
@ -195,7 +219,7 @@ static void nicvf_get_ethtool_stats(struct net_device *netdev,
nicvf_update_lmac_stats(nic);
for (stat = 0; stat < nicvf_n_hw_stats; stat++)
*(data++) = ((u64 *)&nic->stats)
*(data++) = ((u64 *)&nic->hw_stats)
[nicvf_hw_stats[stat].index];
for (stat = 0; stat < nicvf_n_drv_stats; stat++)
*(data++) = ((u64 *)&nic->drv_stats)

26
drivers/net/ethernet/cavium/thunder/nicvf_main.c
View File

@ -456,6 +456,12 @@ static void nicvf_rcv_pkt_handler(struct net_device *netdev,
skb->data, skb->len, true);
}
/* If error packet, drop it here */
if (err) {
dev_kfree_skb_any(skb);
return;
}
nicvf_set_rx_frame_cnt(nic, skb);
skb_record_rx_queue(skb, cqe_rx->rq_idx);
@ -1118,7 +1124,7 @@ void nicvf_update_lmac_stats(struct nicvf *nic)
void nicvf_update_stats(struct nicvf *nic)
{
int qidx;
struct nicvf_hw_stats *stats = &nic->stats;
struct nicvf_hw_stats *stats = &nic->hw_stats;
struct nicvf_drv_stats *drv_stats = &nic->drv_stats;
struct queue_set *qs = nic->qs;
@ -1127,14 +1133,16 @@ void nicvf_update_stats(struct nicvf *nic)
#define GET_TX_STATS(reg) \
nicvf_reg_read(nic, NIC_VNIC_TX_STAT_0_4 | (reg << 3))
stats->rx_bytes_ok = GET_RX_STATS(RX_OCTS);
stats->rx_ucast_frames_ok = GET_RX_STATS(RX_UCAST);
stats->rx_bcast_frames_ok = GET_RX_STATS(RX_BCAST);
stats->rx_mcast_frames_ok = GET_RX_STATS(RX_MCAST);
stats->rx_bytes = GET_RX_STATS(RX_OCTS);
stats->rx_ucast_frames = GET_RX_STATS(RX_UCAST);
stats->rx_bcast_frames = GET_RX_STATS(RX_BCAST);
stats->rx_mcast_frames = GET_RX_STATS(RX_MCAST);
stats->rx_fcs_errors = GET_RX_STATS(RX_FCS);
stats->rx_l2_errors = GET_RX_STATS(RX_L2ERR);
stats->rx_drop_red = GET_RX_STATS(RX_RED);
stats->rx_drop_red_bytes = GET_RX_STATS(RX_RED_OCTS);
stats->rx_drop_overrun = GET_RX_STATS(RX_ORUN);
stats->rx_drop_overrun_bytes = GET_RX_STATS(RX_ORUN_OCTS);
stats->rx_drop_bcast = GET_RX_STATS(RX_DRP_BCAST);
stats->rx_drop_mcast = GET_RX_STATS(RX_DRP_MCAST);
stats->rx_drop_l3_bcast = GET_RX_STATS(RX_DRP_L3BCAST);
@ -1146,9 +1154,6 @@ void nicvf_update_stats(struct nicvf *nic)
stats->tx_mcast_frames_ok = GET_TX_STATS(TX_MCAST);
stats->tx_drops = GET_TX_STATS(TX_DROP);
drv_stats->rx_frames_ok = stats->rx_ucast_frames_ok +
stats->rx_bcast_frames_ok +
stats->rx_mcast_frames_ok;
drv_stats->tx_frames_ok = stats->tx_ucast_frames_ok +
stats->tx_bcast_frames_ok +
stats->tx_mcast_frames_ok;
@ -1167,14 +1172,15 @@ static struct rtnl_link_stats64 *nicvf_get_stats64(struct net_device *netdev,
struct rtnl_link_stats64 *stats)
{
struct nicvf *nic = netdev_priv(netdev);
struct nicvf_hw_stats *hw_stats = &nic->stats;
struct nicvf_hw_stats *hw_stats = &nic->hw_stats;
struct nicvf_drv_stats *drv_stats = &nic->drv_stats;
nicvf_update_stats(nic);
stats->rx_bytes = hw_stats->rx_bytes_ok;
stats->rx_bytes = hw_stats->rx_bytes;
stats->rx_packets = drv_stats->rx_frames_ok;
stats->rx_dropped = drv_stats->rx_drops;
stats->multicast = hw_stats->rx_mcast_frames;
stats->tx_bytes = hw_stats->tx_bytes_ok;
stats->tx_packets = drv_stats->tx_frames_ok;

86
drivers/net/ethernet/cavium/thunder/nicvf_queues.c
View File

@ -1371,10 +1371,11 @@ void nicvf_update_sq_stats(struct nicvf *nic, int sq_idx)
int nicvf_check_cqe_rx_errs(struct nicvf *nic,
struct cmp_queue *cq, struct cqe_rx_t *cqe_rx)
{
struct cmp_queue_stats *stats = &cq->stats;
struct nicvf_hw_stats *stats = &nic->hw_stats;
struct nicvf_drv_stats *drv_stats = &nic->drv_stats;
if (!cqe_rx->err_level && !cqe_rx->err_opcode) {
stats->rx.errop.good++;
drv_stats->rx_frames_ok++;
return 0;
}
@ -1384,111 +1385,78 @@ int nicvf_check_cqe_rx_errs(struct nicvf *nic,
nic->netdev->name,
cqe_rx->err_level, cqe_rx->err_opcode);
switch (cqe_rx->err_level) {
case CQ_ERRLVL_MAC:
stats->rx.errlvl.mac_errs++;
break;
case CQ_ERRLVL_L2:
stats->rx.errlvl.l2_errs++;
break;
case CQ_ERRLVL_L3:
stats->rx.errlvl.l3_errs++;
break;
case CQ_ERRLVL_L4:
stats->rx.errlvl.l4_errs++;
break;
}
switch (cqe_rx->err_opcode) {
case CQ_RX_ERROP_RE_PARTIAL:
stats->rx.errop.partial_pkts++;
stats->rx_bgx_truncated_pkts++;
break;
case CQ_RX_ERROP_RE_JABBER:
stats->rx.errop.jabber_errs++;
stats->rx_jabber_errs++;
break;
case CQ_RX_ERROP_RE_FCS:
stats->rx.errop.fcs_errs++;
break;
case CQ_RX_ERROP_RE_TERMINATE:
stats->rx.errop.terminate_errs++;
stats->rx_fcs_errs++;
break;
case CQ_RX_ERROP_RE_RX_CTL:
stats->rx.errop.bgx_rx_errs++;
stats->rx_bgx_errs++;
break;
case CQ_RX_ERROP_PREL2_ERR:
stats->rx.errop.prel2_errs++;
break;
case CQ_RX_ERROP_L2_FRAGMENT:
stats->rx.errop.l2_frags++;
break;
case CQ_RX_ERROP_L2_OVERRUN:
stats->rx.errop.l2_overruns++;
break;
case CQ_RX_ERROP_L2_PFCS:
stats->rx.errop.l2_pfcs++;
break;
case CQ_RX_ERROP_L2_PUNY:
stats->rx.errop.l2_puny++;
stats->rx_prel2_errs++;
break;
case CQ_RX_ERROP_L2_MAL:
stats->rx.errop.l2_hdr_malformed++;
stats->rx_l2_hdr_malformed++;
break;
case CQ_RX_ERROP_L2_OVERSIZE:
stats->rx.errop.l2_oversize++;
stats->rx_oversize++;
break;
case CQ_RX_ERROP_L2_UNDERSIZE:
stats->rx.errop.l2_undersize++;
stats->rx_undersize++;
break;
case CQ_RX_ERROP_L2_LENMISM:
stats->rx.errop.l2_len_mismatch++;
stats->rx_l2_len_mismatch++;
break;
case CQ_RX_ERROP_L2_PCLP:
stats->rx.errop.l2_pclp++;
stats->rx_l2_pclp++;
break;
case CQ_RX_ERROP_IP_NOT:
stats->rx.errop.non_ip++;
stats->rx_ip_ver_errs++;
break;
case CQ_RX_ERROP_IP_CSUM_ERR:
stats->rx.errop.ip_csum_err++;
stats->rx_ip_csum_errs++;
break;
case CQ_RX_ERROP_IP_MAL:
stats->rx.errop.ip_hdr_malformed++;
stats->rx_ip_hdr_malformed++;
break;
case CQ_RX_ERROP_IP_MALD:
stats->rx.errop.ip_payload_malformed++;
stats->rx_ip_payload_malformed++;
break;
case CQ_RX_ERROP_IP_HOP:
stats->rx.errop.ip_hop_errs++;
break;
case CQ_RX_ERROP_L3_ICRC:
stats->rx.errop.l3_icrc_errs++;
stats->rx_ip_ttl_errs++;
break;
case CQ_RX_ERROP_L3_PCLP:
stats->rx.errop.l3_pclp++;
stats->rx_l3_pclp++;
break;
case CQ_RX_ERROP_L4_MAL:
stats->rx.errop.l4_malformed++;
stats->rx_l4_malformed++;
break;
case CQ_RX_ERROP_L4_CHK:
stats->rx.errop.l4_csum_errs++;
stats->rx_l4_csum_errs++;
break;
case CQ_RX_ERROP_UDP_LEN:
stats->rx.errop.udp_len_err++;
stats->rx_udp_len_errs++;
break;
case CQ_RX_ERROP_L4_PORT:
stats->rx.errop.bad_l4_port++;
stats->rx_l4_port_errs++;
break;
case CQ_RX_ERROP_TCP_FLAG:
stats->rx.errop.bad_tcp_flag++;
stats->rx_tcp_flag_errs++;
break;
case CQ_RX_ERROP_TCP_OFFSET:
stats->rx.errop.tcp_offset_errs++;
stats->rx_tcp_offset_errs++;
break;
case CQ_RX_ERROP_L4_PCLP:
stats->rx.errop.l4_pclp++;
stats->rx_l4_pclp++;
break;
case CQ_RX_ERROP_RBDR_TRUNC:
stats->rx.errop.pkt_truncated++;
stats->rx_truncated_pkts++;
break;
}

41
drivers/net/ethernet/cavium/thunder/nicvf_queues.h
View File

@ -181,47 +181,6 @@ enum CQ_TX_ERROP_E {
};
struct cmp_queue_stats {
struct rx_stats {
struct {
u64 mac_errs;
u64 l2_errs;
u64 l3_errs;
u64 l4_errs;
} errlvl;
struct {
u64 good;
u64 partial_pkts;
u64 jabber_errs;
u64 fcs_errs;
u64 terminate_errs;
u64 bgx_rx_errs;
u64 prel2_errs;
u64 l2_frags;
u64 l2_overruns;
u64 l2_pfcs;
u64 l2_puny;
u64 l2_hdr_malformed;
u64 l2_oversize;
u64 l2_undersize;
u64 l2_len_mismatch;
u64 l2_pclp;
u64 non_ip;
u64 ip_csum_err;
u64 ip_hdr_malformed;
u64 ip_payload_malformed;
u64 ip_hop_errs;
u64 l3_icrc_errs;
u64 l3_pclp;
u64 l4_malformed;
u64 l4_csum_errs;
u64 udp_len_err;
u64 bad_l4_port;
u64 bad_tcp_flag;
u64 tcp_offset_errs;
u64 l4_pclp;
u64 pkt_truncated;
} errop;
} rx;
struct tx_stats {
u64 good;
u64 desc_fault;