qed: Add statistics support

Device statistics can be gathered on-demand. This adds the qed support for
reading the statistics [both function and port] from the device, and adds
to the public API a method for requesting the current statistics.

Signed-off-by: Manish Chopra <Manish.Chopra@qlogic.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: Ariel Elior <Ariel.Elior@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Manish Chopra 2015-10-26 11:02:33 +02:00 committed by David S. Miller
parent a2ec6172d2
commit 9df2ed0415
6 changed files with 296 additions and 1 deletions

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@ -212,7 +212,20 @@ struct qed_qm_info {
u32 pf_rl;
};
struct storm_stats {
u32 address;
u32 len;
};
struct qed_storm_stats {
struct storm_stats mstats;
struct storm_stats pstats;
struct storm_stats tstats;
struct storm_stats ustats;
};
struct qed_fw_data {
struct fw_ver_info *fw_ver_info;
const u8 *modes_tree_buf;
union init_op *init_ops;
const u32 *arr_data;
@ -296,6 +309,7 @@ struct qed_hwfn {
/* QM init */
struct qed_qm_info qm_info;
struct qed_storm_stats storm_stats;
/* Buffer for unzipping firmware data */
void *unzip_buf;

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@ -649,8 +649,10 @@ int qed_hw_init(struct qed_dev *cdev,
bool allow_npar_tx_switch,
const u8 *bin_fw_data)
{
u32 load_code, param;
struct qed_storm_stats *p_stat;
u32 load_code, param, *p_address;
int rc, mfw_rc, i;
u8 fw_vport = 0;
rc = qed_init_fw_data(cdev, bin_fw_data);
if (rc != 0)
@ -659,6 +661,10 @@ int qed_hw_init(struct qed_dev *cdev,
for_each_hwfn(cdev, i) {
struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
rc = qed_fw_vport(p_hwfn, 0, &fw_vport);
if (rc != 0)
return rc;
/* Enable DMAE in PXP */
rc = qed_change_pci_hwfn(p_hwfn, p_hwfn->p_main_ptt, true);
@ -722,6 +728,25 @@ int qed_hw_init(struct qed_dev *cdev,
}
p_hwfn->hw_init_done = true;
/* init PF stats */
p_stat = &p_hwfn->storm_stats;
p_stat->mstats.address = BAR0_MAP_REG_MSDM_RAM +
MSTORM_QUEUE_STAT_OFFSET(fw_vport);
p_stat->mstats.len = sizeof(struct eth_mstorm_per_queue_stat);
p_stat->ustats.address = BAR0_MAP_REG_USDM_RAM +
USTORM_QUEUE_STAT_OFFSET(fw_vport);
p_stat->ustats.len = sizeof(struct eth_ustorm_per_queue_stat);
p_stat->pstats.address = BAR0_MAP_REG_PSDM_RAM +
PSTORM_QUEUE_STAT_OFFSET(fw_vport);
p_stat->pstats.len = sizeof(struct eth_pstorm_per_queue_stat);
p_address = &p_stat->tstats.address;
*p_address = BAR0_MAP_REG_TSDM_RAM +
TSTORM_PORT_STAT_OFFSET(MFW_PORT(p_hwfn));
p_stat->tstats.len = sizeof(struct tstorm_per_port_stat);
}
return 0;
@ -1494,6 +1519,223 @@ void qed_chain_free(struct qed_dev *cdev,
p_chain->p_phys_addr);
}
static void __qed_get_vport_stats(struct qed_dev *cdev,
struct qed_eth_stats *stats)
{
int i, j;
memset(stats, 0, sizeof(*stats));
for_each_hwfn(cdev, i) {
struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
struct eth_mstorm_per_queue_stat mstats;
struct eth_ustorm_per_queue_stat ustats;
struct eth_pstorm_per_queue_stat pstats;
struct tstorm_per_port_stat tstats;
struct port_stats port_stats;
struct qed_ptt *p_ptt = qed_ptt_acquire(p_hwfn);
if (!p_ptt) {
DP_ERR(p_hwfn, "Failed to acquire ptt\n");
continue;
}
memset(&mstats, 0, sizeof(mstats));
qed_memcpy_from(p_hwfn, p_ptt, &mstats,
p_hwfn->storm_stats.mstats.address,
p_hwfn->storm_stats.mstats.len);
memset(&ustats, 0, sizeof(ustats));
qed_memcpy_from(p_hwfn, p_ptt, &ustats,
p_hwfn->storm_stats.ustats.address,
p_hwfn->storm_stats.ustats.len);
memset(&pstats, 0, sizeof(pstats));
qed_memcpy_from(p_hwfn, p_ptt, &pstats,
p_hwfn->storm_stats.pstats.address,
p_hwfn->storm_stats.pstats.len);
memset(&tstats, 0, sizeof(tstats));
qed_memcpy_from(p_hwfn, p_ptt, &tstats,
p_hwfn->storm_stats.tstats.address,
p_hwfn->storm_stats.tstats.len);
memset(&port_stats, 0, sizeof(port_stats));
if (p_hwfn->mcp_info)
qed_memcpy_from(p_hwfn, p_ptt, &port_stats,
p_hwfn->mcp_info->port_addr +
offsetof(struct public_port, stats),
sizeof(port_stats));
qed_ptt_release(p_hwfn, p_ptt);
stats->no_buff_discards +=
HILO_64_REGPAIR(mstats.no_buff_discard);
stats->packet_too_big_discard +=
HILO_64_REGPAIR(mstats.packet_too_big_discard);
stats->ttl0_discard +=
HILO_64_REGPAIR(mstats.ttl0_discard);
stats->tpa_coalesced_pkts +=
HILO_64_REGPAIR(mstats.tpa_coalesced_pkts);
stats->tpa_coalesced_events +=
HILO_64_REGPAIR(mstats.tpa_coalesced_events);
stats->tpa_aborts_num +=
HILO_64_REGPAIR(mstats.tpa_aborts_num);
stats->tpa_coalesced_bytes +=
HILO_64_REGPAIR(mstats.tpa_coalesced_bytes);
stats->rx_ucast_bytes +=
HILO_64_REGPAIR(ustats.rcv_ucast_bytes);
stats->rx_mcast_bytes +=
HILO_64_REGPAIR(ustats.rcv_mcast_bytes);
stats->rx_bcast_bytes +=
HILO_64_REGPAIR(ustats.rcv_bcast_bytes);
stats->rx_ucast_pkts +=
HILO_64_REGPAIR(ustats.rcv_ucast_pkts);
stats->rx_mcast_pkts +=
HILO_64_REGPAIR(ustats.rcv_mcast_pkts);
stats->rx_bcast_pkts +=
HILO_64_REGPAIR(ustats.rcv_bcast_pkts);
stats->mftag_filter_discards +=
HILO_64_REGPAIR(tstats.mftag_filter_discard);
stats->mac_filter_discards +=
HILO_64_REGPAIR(tstats.eth_mac_filter_discard);
stats->tx_ucast_bytes +=
HILO_64_REGPAIR(pstats.sent_ucast_bytes);
stats->tx_mcast_bytes +=
HILO_64_REGPAIR(pstats.sent_mcast_bytes);
stats->tx_bcast_bytes +=
HILO_64_REGPAIR(pstats.sent_bcast_bytes);
stats->tx_ucast_pkts +=
HILO_64_REGPAIR(pstats.sent_ucast_pkts);
stats->tx_mcast_pkts +=
HILO_64_REGPAIR(pstats.sent_mcast_pkts);
stats->tx_bcast_pkts +=
HILO_64_REGPAIR(pstats.sent_bcast_pkts);
stats->tx_err_drop_pkts +=
HILO_64_REGPAIR(pstats.error_drop_pkts);
stats->rx_64_byte_packets += port_stats.pmm.r64;
stats->rx_127_byte_packets += port_stats.pmm.r127;
stats->rx_255_byte_packets += port_stats.pmm.r255;
stats->rx_511_byte_packets += port_stats.pmm.r511;
stats->rx_1023_byte_packets += port_stats.pmm.r1023;
stats->rx_1518_byte_packets += port_stats.pmm.r1518;
stats->rx_1522_byte_packets += port_stats.pmm.r1522;
stats->rx_2047_byte_packets += port_stats.pmm.r2047;
stats->rx_4095_byte_packets += port_stats.pmm.r4095;
stats->rx_9216_byte_packets += port_stats.pmm.r9216;
stats->rx_16383_byte_packets += port_stats.pmm.r16383;
stats->rx_crc_errors += port_stats.pmm.rfcs;
stats->rx_mac_crtl_frames += port_stats.pmm.rxcf;
stats->rx_pause_frames += port_stats.pmm.rxpf;
stats->rx_pfc_frames += port_stats.pmm.rxpp;
stats->rx_align_errors += port_stats.pmm.raln;
stats->rx_carrier_errors += port_stats.pmm.rfcr;
stats->rx_oversize_packets += port_stats.pmm.rovr;
stats->rx_jabbers += port_stats.pmm.rjbr;
stats->rx_undersize_packets += port_stats.pmm.rund;
stats->rx_fragments += port_stats.pmm.rfrg;
stats->tx_64_byte_packets += port_stats.pmm.t64;
stats->tx_65_to_127_byte_packets += port_stats.pmm.t127;
stats->tx_128_to_255_byte_packets += port_stats.pmm.t255;
stats->tx_256_to_511_byte_packets += port_stats.pmm.t511;
stats->tx_512_to_1023_byte_packets += port_stats.pmm.t1023;
stats->tx_1024_to_1518_byte_packets += port_stats.pmm.t1518;
stats->tx_1519_to_2047_byte_packets += port_stats.pmm.t2047;
stats->tx_2048_to_4095_byte_packets += port_stats.pmm.t4095;
stats->tx_4096_to_9216_byte_packets += port_stats.pmm.t9216;
stats->tx_9217_to_16383_byte_packets += port_stats.pmm.t16383;
stats->tx_pause_frames += port_stats.pmm.txpf;
stats->tx_pfc_frames += port_stats.pmm.txpp;
stats->tx_lpi_entry_count += port_stats.pmm.tlpiec;
stats->tx_total_collisions += port_stats.pmm.tncl;
stats->rx_mac_bytes += port_stats.pmm.rbyte;
stats->rx_mac_uc_packets += port_stats.pmm.rxuca;
stats->rx_mac_mc_packets += port_stats.pmm.rxmca;
stats->rx_mac_bc_packets += port_stats.pmm.rxbca;
stats->rx_mac_frames_ok += port_stats.pmm.rxpok;
stats->tx_mac_bytes += port_stats.pmm.tbyte;
stats->tx_mac_uc_packets += port_stats.pmm.txuca;
stats->tx_mac_mc_packets += port_stats.pmm.txmca;
stats->tx_mac_bc_packets += port_stats.pmm.txbca;
stats->tx_mac_ctrl_frames += port_stats.pmm.txcf;
for (j = 0; j < 8; j++) {
stats->brb_truncates += port_stats.brb.brb_truncate[j];
stats->brb_discards += port_stats.brb.brb_discard[j];
}
}
}
void qed_get_vport_stats(struct qed_dev *cdev,
struct qed_eth_stats *stats)
{
u32 i;
if (!cdev) {
memset(stats, 0, sizeof(*stats));
return;
}
__qed_get_vport_stats(cdev, stats);
if (!cdev->reset_stats)
return;
/* Reduce the statistics baseline */
for (i = 0; i < sizeof(struct qed_eth_stats) / sizeof(u64); i++)
((u64 *)stats)[i] -= ((u64 *)cdev->reset_stats)[i];
}
/* zeroes V-PORT specific portion of stats (Port stats remains untouched) */
void qed_reset_vport_stats(struct qed_dev *cdev)
{
int i;
for_each_hwfn(cdev, i) {
struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
struct eth_mstorm_per_queue_stat mstats;
struct eth_ustorm_per_queue_stat ustats;
struct eth_pstorm_per_queue_stat pstats;
struct qed_ptt *p_ptt = qed_ptt_acquire(p_hwfn);
if (!p_ptt) {
DP_ERR(p_hwfn, "Failed to acquire ptt\n");
continue;
}
memset(&mstats, 0, sizeof(mstats));
qed_memcpy_to(p_hwfn, p_ptt,
p_hwfn->storm_stats.mstats.address,
&mstats,
p_hwfn->storm_stats.mstats.len);
memset(&ustats, 0, sizeof(ustats));
qed_memcpy_to(p_hwfn, p_ptt,
p_hwfn->storm_stats.ustats.address,
&ustats,
p_hwfn->storm_stats.ustats.len);
memset(&pstats, 0, sizeof(pstats));
qed_memcpy_to(p_hwfn, p_ptt,
p_hwfn->storm_stats.pstats.address,
&pstats,
p_hwfn->storm_stats.pstats.len);
qed_ptt_release(p_hwfn, p_ptt);
}
/* PORT statistics are not necessarily reset, so we need to
* read and create a baseline for future statistics.
*/
if (!cdev->reset_stats)
DP_INFO(cdev, "Reset stats not allocated\n");
else
__qed_get_vport_stats(cdev, cdev->reset_stats);
}
int qed_fw_l2_queue(struct qed_hwfn *p_hwfn,
u16 src_id, u16 *dst_id)
{

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@ -156,6 +156,9 @@ struct qed_ptt *qed_ptt_acquire(struct qed_hwfn *p_hwfn);
*/
void qed_ptt_release(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt);
void qed_get_vport_stats(struct qed_dev *cdev,
struct qed_eth_stats *stats);
void qed_reset_vport_stats(struct qed_dev *cdev);
enum qed_dmae_address_type_t {
QED_DMAE_ADDRESS_HOST_VIRT,

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@ -355,6 +355,36 @@ struct core_conn_context {
struct regpair ustorm_st_padding[2] /* padding */;
};
struct eth_mstorm_per_queue_stat {
struct regpair ttl0_discard;
struct regpair packet_too_big_discard;
struct regpair no_buff_discard;
struct regpair not_active_discard;
struct regpair tpa_coalesced_pkts;
struct regpair tpa_coalesced_events;
struct regpair tpa_aborts_num;
struct regpair tpa_coalesced_bytes;
};
struct eth_pstorm_per_queue_stat {
struct regpair sent_ucast_bytes;
struct regpair sent_mcast_bytes;
struct regpair sent_bcast_bytes;
struct regpair sent_ucast_pkts;
struct regpair sent_mcast_pkts;
struct regpair sent_bcast_pkts;
struct regpair error_drop_pkts;
};
struct eth_ustorm_per_queue_stat {
struct regpair rcv_ucast_bytes;
struct regpair rcv_mcast_bytes;
struct regpair rcv_bcast_bytes;
struct regpair rcv_ucast_pkts;
struct regpair rcv_mcast_pkts;
struct regpair rcv_bcast_pkts;
};
/* Event Ring Next Page Address */
struct event_ring_next_addr {
struct regpair addr /* Next Page Address */;

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@ -1298,6 +1298,8 @@ static int qed_start_vport(struct qed_dev *cdev,
vport_id, mtu);
}
qed_reset_vport_stats(cdev);
return 0;
}
@ -1680,6 +1682,7 @@ static const struct qed_eth_ops qed_eth_ops_pass = {
.filter_config = &qed_configure_filter,
.fastpath_stop = &qed_fastpath_stop,
.eth_cqe_completion = &qed_fp_cqe_completion,
.get_vport_stats = &qed_get_vport_stats,
};
const struct qed_eth_ops *qed_get_eth_ops(u32 version)

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@ -154,6 +154,9 @@ struct qed_eth_ops {
int (*eth_cqe_completion)(struct qed_dev *cdev,
u8 rss_id,
struct eth_slow_path_rx_cqe *cqe);
void (*get_vport_stats)(struct qed_dev *cdev,
struct qed_eth_stats *stats);
};
const struct qed_eth_ops *qed_get_eth_ops(u32 version);