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linuxdebug/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c

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null pointer error
2024-07-16 15:50:57 +02:00
/* bnx2x_stats.c: QLogic Everest network driver.
*
* Copyright (c) 2007-2013 Broadcom Corporation
* Copyright (c) 2014 QLogic Corporation
* All rights reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation.
*
* Maintained by: Ariel Elior <ariel.elior@qlogic.com>
* Written by: Eliezer Tamir
* Based on code from Michael Chan's bnx2 driver
* UDP CSUM errata workaround by Arik Gendelman
* Slowpath and fastpath rework by Vladislav Zolotarov
* Statistics and Link management by Yitchak Gertner
*
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include "bnx2x_stats.h"
#include "bnx2x_cmn.h"
#include "bnx2x_sriov.h"
extern const u32 dmae_reg_go_c[];
/* Statistics */
/*
* General service functions
*/
static inline long bnx2x_hilo(u32 *hiref)
{
u32 lo = *(hiref + 1);
#if (BITS_PER_LONG == 64)
u32 hi = *hiref;
return HILO_U64(hi, lo);
#else
return lo;
#endif
}
static inline u16 bnx2x_get_port_stats_dma_len(struct bnx2x *bp)
{
u16 res = 0;
/* 'newest' convention - shmem2 cotains the size of the port stats */
if (SHMEM2_HAS(bp, sizeof_port_stats)) {
u32 size = SHMEM2_RD(bp, sizeof_port_stats);
if (size)
res = size;
/* prevent newer BC from causing buffer overflow */
if (res > sizeof(struct host_port_stats))
res = sizeof(struct host_port_stats);
}
/* Older convention - all BCs support the port stats' fields up until
* the 'not_used' field
*/
if (!res) {
res = offsetof(struct host_port_stats, not_used) + 4;
/* if PFC stats are supported by the MFW, DMA them as well */
if (bp->flags & BC_SUPPORTS_PFC_STATS) {
res += offsetof(struct host_port_stats,
pfc_frames_rx_lo) -
offsetof(struct host_port_stats,
pfc_frames_tx_hi) + 4 ;
}
}
res >>= 2;
WARN_ON(res > 2 * DMAE_LEN32_RD_MAX);
return res;
}
/*
* Init service functions
*/
static void bnx2x_dp_stats(struct bnx2x *bp)
{
int i;
DP(BNX2X_MSG_STATS, "dumping stats:\n"
"fw_stats_req\n"
" hdr\n"
" cmd_num %d\n"
" reserved0 %d\n"
" drv_stats_counter %d\n"
" reserved1 %d\n"
" stats_counters_addrs %x %x\n",
bp->fw_stats_req->hdr.cmd_num,
bp->fw_stats_req->hdr.reserved0,
bp->fw_stats_req->hdr.drv_stats_counter,
bp->fw_stats_req->hdr.reserved1,
bp->fw_stats_req->hdr.stats_counters_addrs.hi,
bp->fw_stats_req->hdr.stats_counters_addrs.lo);
for (i = 0; i < bp->fw_stats_req->hdr.cmd_num; i++) {
DP(BNX2X_MSG_STATS,
"query[%d]\n"
" kind %d\n"
" index %d\n"
" funcID %d\n"
" reserved %d\n"
" address %x %x\n",
i, bp->fw_stats_req->query[i].kind,
bp->fw_stats_req->query[i].index,
bp->fw_stats_req->query[i].funcID,
bp->fw_stats_req->query[i].reserved,
bp->fw_stats_req->query[i].address.hi,
bp->fw_stats_req->query[i].address.lo);
}
}
/* Post the next statistics ramrod. Protect it with the spin in
* order to ensure the strict order between statistics ramrods
* (each ramrod has a sequence number passed in a
* bp->fw_stats_req->hdr.drv_stats_counter and ramrods must be
* sent in order).
*/
static void bnx2x_storm_stats_post(struct bnx2x *bp)
{
int rc;
if (bp->stats_pending)
return;
bp->fw_stats_req->hdr.drv_stats_counter =
cpu_to_le16(bp->stats_counter++);
DP(BNX2X_MSG_STATS, "Sending statistics ramrod %d\n",
le16_to_cpu(bp->fw_stats_req->hdr.drv_stats_counter));
/* adjust the ramrod to include VF queues statistics */
bnx2x_iov_adjust_stats_req(bp);
bnx2x_dp_stats(bp);
/* send FW stats ramrod */
rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0,
U64_HI(bp->fw_stats_req_mapping),
U64_LO(bp->fw_stats_req_mapping),
NONE_CONNECTION_TYPE);
if (rc == 0)
bp->stats_pending = 1;
}
static void bnx2x_hw_stats_post(struct bnx2x *bp)
{
struct dmae_command *dmae = &bp->stats_dmae;
u32 *stats_comp = bnx2x_sp(bp, stats_comp);
*stats_comp = DMAE_COMP_VAL;
if (CHIP_REV_IS_SLOW(bp))
return;
/* Update MCP's statistics if possible */
if (bp->func_stx)
memcpy(bnx2x_sp(bp, func_stats), &bp->func_stats,
sizeof(bp->func_stats));
/* loader */
if (bp->executer_idx) {
int loader_idx = PMF_DMAE_C(bp);
u32 opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
true, DMAE_COMP_GRC);
opcode = bnx2x_dmae_opcode_clr_src_reset(opcode);
memset(dmae, 0, sizeof(struct dmae_command));
dmae->opcode = opcode;
dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0]));
dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0]));
dmae->dst_addr_lo = (DMAE_REG_CMD_MEM +
sizeof(struct dmae_command) *
(loader_idx + 1)) >> 2;
dmae->dst_addr_hi = 0;
dmae->len = sizeof(struct dmae_command) >> 2;
if (CHIP_IS_E1(bp))
dmae->len--;
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
*stats_comp = 0;
bnx2x_post_dmae(bp, dmae, loader_idx);
} else if (bp->func_stx) {
*stats_comp = 0;
bnx2x_issue_dmae_with_comp(bp, dmae, stats_comp);
}
}
static void bnx2x_stats_comp(struct bnx2x *bp)
{
u32 *stats_comp = bnx2x_sp(bp, stats_comp);
int cnt = 10;
might_sleep();
while (*stats_comp != DMAE_COMP_VAL) {
if (!cnt) {
BNX2X_ERR("timeout waiting for stats finished\n");
break;
}
cnt--;
usleep_range(1000, 2000);
}
}
/*
* Statistics service functions
*/
/* should be called under stats_sema */
static void bnx2x_stats_pmf_update(struct bnx2x *bp)
{
struct dmae_command *dmae;
u32 opcode;
int loader_idx = PMF_DMAE_C(bp);
u32 *stats_comp = bnx2x_sp(bp, stats_comp);
/* sanity */
if (!bp->port.pmf || !bp->port.port_stx) {
BNX2X_ERR("BUG!\n");
return;
}
bp->executer_idx = 0;
opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI, false, 0);
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_GRC);
dmae->src_addr_lo = bp->port.port_stx >> 2;
dmae->src_addr_hi = 0;
dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
dmae->len = DMAE_LEN32_RD_MAX;
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX;
dmae->src_addr_hi = 0;
dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) +
DMAE_LEN32_RD_MAX * 4);
dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) +
DMAE_LEN32_RD_MAX * 4);
dmae->len = bnx2x_get_port_stats_dma_len(bp) - DMAE_LEN32_RD_MAX;
dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_val = DMAE_COMP_VAL;
*stats_comp = 0;
bnx2x_hw_stats_post(bp);
bnx2x_stats_comp(bp);
}
static void bnx2x_port_stats_init(struct bnx2x *bp)
{
struct dmae_command *dmae;
int port = BP_PORT(bp);
u32 opcode;
int loader_idx = PMF_DMAE_C(bp);
u32 mac_addr;
u32 *stats_comp = bnx2x_sp(bp, stats_comp);
/* sanity */
if (!bp->link_vars.link_up || !bp->port.pmf) {
BNX2X_ERR("BUG!\n");
return;
}
bp->executer_idx = 0;
/* MCP */
opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
true, DMAE_COMP_GRC);
if (bp->port.port_stx) {
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = opcode;
dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
dmae->dst_addr_lo = bp->port.port_stx >> 2;
dmae->dst_addr_hi = 0;
dmae->len = bnx2x_get_port_stats_dma_len(bp);
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
}
if (bp->func_stx) {
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = opcode;
dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
dmae->dst_addr_lo = bp->func_stx >> 2;
dmae->dst_addr_hi = 0;
dmae->len = sizeof(struct host_func_stats) >> 2;
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
}
/* MAC */
opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
true, DMAE_COMP_GRC);
/* EMAC is special */
if (bp->link_vars.mac_type == MAC_TYPE_EMAC) {
mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0);
/* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = opcode;
dmae->src_addr_lo = (mac_addr +
EMAC_REG_EMAC_RX_STAT_AC) >> 2;
dmae->src_addr_hi = 0;
dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT;
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
/* EMAC_REG_EMAC_RX_STAT_AC_28 */
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = opcode;
dmae->src_addr_lo = (mac_addr +
EMAC_REG_EMAC_RX_STAT_AC_28) >> 2;
dmae->src_addr_hi = 0;
dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
offsetof(struct emac_stats, rx_stat_falsecarriererrors));
dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
offsetof(struct emac_stats, rx_stat_falsecarriererrors));
dmae->len = 1;
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
/* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = opcode;
dmae->src_addr_lo = (mac_addr +
EMAC_REG_EMAC_TX_STAT_AC) >> 2;
dmae->src_addr_hi = 0;
dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT;
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
} else {
u32 tx_src_addr_lo, rx_src_addr_lo;
u16 rx_len, tx_len;
/* configure the params according to MAC type */
switch (bp->link_vars.mac_type) {
case MAC_TYPE_BMAC:
mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM :
NIG_REG_INGRESS_BMAC0_MEM);
/* BIGMAC_REGISTER_TX_STAT_GTPKT ..
BIGMAC_REGISTER_TX_STAT_GTBYT */
if (CHIP_IS_E1x(bp)) {
tx_src_addr_lo = (mac_addr +
BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
tx_len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
rx_src_addr_lo = (mac_addr +
BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
rx_len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
} else {
tx_src_addr_lo = (mac_addr +
BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
tx_len = (8 + BIGMAC2_REGISTER_TX_STAT_GTBYT -
BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
rx_src_addr_lo = (mac_addr +
BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
rx_len = (8 + BIGMAC2_REGISTER_RX_STAT_GRIPJ -
BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
}
break;
case MAC_TYPE_UMAC: /* handled by MSTAT */
case MAC_TYPE_XMAC: /* handled by MSTAT */
default:
mac_addr = port ? GRCBASE_MSTAT1 : GRCBASE_MSTAT0;
tx_src_addr_lo = (mac_addr +
MSTAT_REG_TX_STAT_GTXPOK_LO) >> 2;
rx_src_addr_lo = (mac_addr +
MSTAT_REG_RX_STAT_GR64_LO) >> 2;
tx_len = sizeof(bp->slowpath->
mac_stats.mstat_stats.stats_tx) >> 2;
rx_len = sizeof(bp->slowpath->
mac_stats.mstat_stats.stats_rx) >> 2;
break;
}
/* TX stats */
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = opcode;
dmae->src_addr_lo = tx_src_addr_lo;
dmae->src_addr_hi = 0;
dmae->len = tx_len;
dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
/* RX stats */
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = opcode;
dmae->src_addr_hi = 0;
dmae->src_addr_lo = rx_src_addr_lo;
dmae->dst_addr_lo =
U64_LO(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
dmae->dst_addr_hi =
U64_HI(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
dmae->len = rx_len;
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
}
/* NIG */
if (!CHIP_IS_E3(bp)) {
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = opcode;
dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 :
NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2;
dmae->src_addr_hi = 0;
dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
offsetof(struct nig_stats, egress_mac_pkt0_lo));
dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
offsetof(struct nig_stats, egress_mac_pkt0_lo));
dmae->len = (2*sizeof(u32)) >> 2;
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = opcode;
dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 :
NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2;
dmae->src_addr_hi = 0;
dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
offsetof(struct nig_stats, egress_mac_pkt1_lo));
dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
offsetof(struct nig_stats, egress_mac_pkt1_lo));
dmae->len = (2*sizeof(u32)) >> 2;
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
}
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
true, DMAE_COMP_PCI);
dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD :
NIG_REG_STAT0_BRB_DISCARD) >> 2;
dmae->src_addr_hi = 0;
dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats));
dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats));
dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2;
dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_val = DMAE_COMP_VAL;
*stats_comp = 0;
}
static void bnx2x_func_stats_init(struct bnx2x *bp)
{
struct dmae_command *dmae = &bp->stats_dmae;
u32 *stats_comp = bnx2x_sp(bp, stats_comp);
/* sanity */
if (!bp->func_stx) {
BNX2X_ERR("BUG!\n");
return;
}
bp->executer_idx = 0;
memset(dmae, 0, sizeof(struct dmae_command));
dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
true, DMAE_COMP_PCI);
dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
dmae->dst_addr_lo = bp->func_stx >> 2;
dmae->dst_addr_hi = 0;
dmae->len = sizeof(struct host_func_stats) >> 2;
dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_val = DMAE_COMP_VAL;
*stats_comp = 0;
}
/* should be called under stats_sema */
static void bnx2x_stats_start(struct bnx2x *bp)
{
if (IS_PF(bp)) {
if (bp->port.pmf)
bnx2x_port_stats_init(bp);
else if (bp->func_stx)
bnx2x_func_stats_init(bp);
bnx2x_hw_stats_post(bp);
bnx2x_storm_stats_post(bp);
}
}
static void bnx2x_stats_pmf_start(struct bnx2x *bp)
{
bnx2x_stats_comp(bp);
bnx2x_stats_pmf_update(bp);
bnx2x_stats_start(bp);
}
static void bnx2x_stats_restart(struct bnx2x *bp)
{
/* vfs travel through here as part of the statistics FSM, but no action
* is required
*/
if (IS_VF(bp))
return;
bnx2x_stats_comp(bp);
bnx2x_stats_start(bp);
}
static void bnx2x_bmac_stats_update(struct bnx2x *bp)
{
struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
struct bnx2x_eth_stats *estats = &bp->eth_stats;
struct {
u32 lo;
u32 hi;
} diff;
if (CHIP_IS_E1x(bp)) {
struct bmac1_stats *new = bnx2x_sp(bp, mac_stats.bmac1_stats);
/* the macros below will use "bmac1_stats" type */
UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
UPDATE_STAT64(tx_stat_gt127,
tx_stat_etherstatspkts65octetsto127octets);
UPDATE_STAT64(tx_stat_gt255,
tx_stat_etherstatspkts128octetsto255octets);
UPDATE_STAT64(tx_stat_gt511,
tx_stat_etherstatspkts256octetsto511octets);
UPDATE_STAT64(tx_stat_gt1023,
tx_stat_etherstatspkts512octetsto1023octets);
UPDATE_STAT64(tx_stat_gt1518,
tx_stat_etherstatspkts1024octetsto1522octets);
UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
UPDATE_STAT64(tx_stat_gterr,
tx_stat_dot3statsinternalmactransmiterrors);
UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
} else {
struct bmac2_stats *new = bnx2x_sp(bp, mac_stats.bmac2_stats);
/* the macros below will use "bmac2_stats" type */
UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
UPDATE_STAT64(tx_stat_gt127,
tx_stat_etherstatspkts65octetsto127octets);
UPDATE_STAT64(tx_stat_gt255,
tx_stat_etherstatspkts128octetsto255octets);
UPDATE_STAT64(tx_stat_gt511,
tx_stat_etherstatspkts256octetsto511octets);
UPDATE_STAT64(tx_stat_gt1023,
tx_stat_etherstatspkts512octetsto1023octets);
UPDATE_STAT64(tx_stat_gt1518,
tx_stat_etherstatspkts1024octetsto1522octets);
UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
UPDATE_STAT64(tx_stat_gterr,
tx_stat_dot3statsinternalmactransmiterrors);
UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
/* collect PFC stats */
pstats->pfc_frames_tx_hi = new->tx_stat_gtpp_hi;
pstats->pfc_frames_tx_lo = new->tx_stat_gtpp_lo;
pstats->pfc_frames_rx_hi = new->rx_stat_grpp_hi;
pstats->pfc_frames_rx_lo = new->rx_stat_grpp_lo;
}
estats->pause_frames_received_hi =
pstats->mac_stx[1].rx_stat_mac_xpf_hi;
estats->pause_frames_received_lo =
pstats->mac_stx[1].rx_stat_mac_xpf_lo;
estats->pause_frames_sent_hi =
pstats->mac_stx[1].tx_stat_outxoffsent_hi;
estats->pause_frames_sent_lo =
pstats->mac_stx[1].tx_stat_outxoffsent_lo;
estats->pfc_frames_received_hi =
pstats->pfc_frames_rx_hi;
estats->pfc_frames_received_lo =
pstats->pfc_frames_rx_lo;
estats->pfc_frames_sent_hi =
pstats->pfc_frames_tx_hi;
estats->pfc_frames_sent_lo =
pstats->pfc_frames_tx_lo;
}
static void bnx2x_mstat_stats_update(struct bnx2x *bp)
{
struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
struct bnx2x_eth_stats *estats = &bp->eth_stats;
struct mstat_stats *new = bnx2x_sp(bp, mac_stats.mstat_stats);
ADD_STAT64(stats_rx.rx_grerb, rx_stat_ifhcinbadoctets);
ADD_STAT64(stats_rx.rx_grfcs, rx_stat_dot3statsfcserrors);
ADD_STAT64(stats_rx.rx_grund, rx_stat_etherstatsundersizepkts);
ADD_STAT64(stats_rx.rx_grovr, rx_stat_dot3statsframestoolong);
ADD_STAT64(stats_rx.rx_grfrg, rx_stat_etherstatsfragments);
ADD_STAT64(stats_rx.rx_grxcf, rx_stat_maccontrolframesreceived);
ADD_STAT64(stats_rx.rx_grxpf, rx_stat_xoffstateentered);
ADD_STAT64(stats_rx.rx_grxpf, rx_stat_mac_xpf);
ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_outxoffsent);
ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_flowcontroldone);
/* collect pfc stats */
ADD_64(pstats->pfc_frames_tx_hi, new->stats_tx.tx_gtxpp_hi,
pstats->pfc_frames_tx_lo, new->stats_tx.tx_gtxpp_lo);
ADD_64(pstats->pfc_frames_rx_hi, new->stats_rx.rx_grxpp_hi,
pstats->pfc_frames_rx_lo, new->stats_rx.rx_grxpp_lo);
ADD_STAT64(stats_tx.tx_gt64, tx_stat_etherstatspkts64octets);
ADD_STAT64(stats_tx.tx_gt127,
tx_stat_etherstatspkts65octetsto127octets);
ADD_STAT64(stats_tx.tx_gt255,
tx_stat_etherstatspkts128octetsto255octets);
ADD_STAT64(stats_tx.tx_gt511,
tx_stat_etherstatspkts256octetsto511octets);
ADD_STAT64(stats_tx.tx_gt1023,
tx_stat_etherstatspkts512octetsto1023octets);
ADD_STAT64(stats_tx.tx_gt1518,
tx_stat_etherstatspkts1024octetsto1522octets);
ADD_STAT64(stats_tx.tx_gt2047, tx_stat_mac_2047);
ADD_STAT64(stats_tx.tx_gt4095, tx_stat_mac_4095);
ADD_STAT64(stats_tx.tx_gt9216, tx_stat_mac_9216);
ADD_STAT64(stats_tx.tx_gt16383, tx_stat_mac_16383);
ADD_STAT64(stats_tx.tx_gterr,
tx_stat_dot3statsinternalmactransmiterrors);
ADD_STAT64(stats_tx.tx_gtufl, tx_stat_mac_ufl);
estats->etherstatspkts1024octetsto1522octets_hi =
pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_hi;
estats->etherstatspkts1024octetsto1522octets_lo =
pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_lo;
estats->etherstatspktsover1522octets_hi =
pstats->mac_stx[1].tx_stat_mac_2047_hi;
estats->etherstatspktsover1522octets_lo =
pstats->mac_stx[1].tx_stat_mac_2047_lo;
ADD_64(estats->etherstatspktsover1522octets_hi,
pstats->mac_stx[1].tx_stat_mac_4095_hi,
estats->etherstatspktsover1522octets_lo,
pstats->mac_stx[1].tx_stat_mac_4095_lo);
ADD_64(estats->etherstatspktsover1522octets_hi,
pstats->mac_stx[1].tx_stat_mac_9216_hi,
estats->etherstatspktsover1522octets_lo,
pstats->mac_stx[1].tx_stat_mac_9216_lo);
ADD_64(estats->etherstatspktsover1522octets_hi,
pstats->mac_stx[1].tx_stat_mac_16383_hi,
estats->etherstatspktsover1522octets_lo,
pstats->mac_stx[1].tx_stat_mac_16383_lo);
estats->pause_frames_received_hi =
pstats->mac_stx[1].rx_stat_mac_xpf_hi;
estats->pause_frames_received_lo =
pstats->mac_stx[1].rx_stat_mac_xpf_lo;
estats->pause_frames_sent_hi =
pstats->mac_stx[1].tx_stat_outxoffsent_hi;
estats->pause_frames_sent_lo =
pstats->mac_stx[1].tx_stat_outxoffsent_lo;
estats->pfc_frames_received_hi =
pstats->pfc_frames_rx_hi;
estats->pfc_frames_received_lo =
pstats->pfc_frames_rx_lo;
estats->pfc_frames_sent_hi =
pstats->pfc_frames_tx_hi;
estats->pfc_frames_sent_lo =
pstats->pfc_frames_tx_lo;
}
static void bnx2x_emac_stats_update(struct bnx2x *bp)
{
struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats);
struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
struct bnx2x_eth_stats *estats = &bp->eth_stats;
UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets);
UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets);
UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors);
UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors);
UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors);
UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors);
UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts);
UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong);
UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments);
UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers);
UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived);
UPDATE_EXTEND_STAT(rx_stat_xoffstateentered);
UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived);
UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived);
UPDATE_EXTEND_STAT(tx_stat_outxonsent);
UPDATE_EXTEND_STAT(tx_stat_outxoffsent);
UPDATE_EXTEND_STAT(tx_stat_flowcontroldone);
UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions);
UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes);
UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes);
UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions);
UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions);
UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions);
UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets);
UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets);
UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets);
UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets);
UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets);
UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets);
UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets);
UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors);
estats->pause_frames_received_hi =
pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi;
estats->pause_frames_received_lo =
pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo;
ADD_64(estats->pause_frames_received_hi,
pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi,
estats->pause_frames_received_lo,
pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo);
estats->pause_frames_sent_hi =
pstats->mac_stx[1].tx_stat_outxonsent_hi;
estats->pause_frames_sent_lo =
pstats->mac_stx[1].tx_stat_outxonsent_lo;
ADD_64(estats->pause_frames_sent_hi,
pstats->mac_stx[1].tx_stat_outxoffsent_hi,
estats->pause_frames_sent_lo,
pstats->mac_stx[1].tx_stat_outxoffsent_lo);
}
static int bnx2x_hw_stats_update(struct bnx2x *bp)
{
struct nig_stats *new = bnx2x_sp(bp, nig_stats);
struct nig_stats *old = &(bp->port.old_nig_stats);
struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
struct bnx2x_eth_stats *estats = &bp->eth_stats;
struct {
u32 lo;
u32 hi;
} diff;
switch (bp->link_vars.mac_type) {
case MAC_TYPE_BMAC:
bnx2x_bmac_stats_update(bp);
break;
case MAC_TYPE_EMAC:
bnx2x_emac_stats_update(bp);
break;
case MAC_TYPE_UMAC:
case MAC_TYPE_XMAC:
bnx2x_mstat_stats_update(bp);
break;
case MAC_TYPE_NONE: /* unreached */
DP(BNX2X_MSG_STATS,
"stats updated by DMAE but no MAC active\n");
return -1;
default: /* unreached */
BNX2X_ERR("Unknown MAC type\n");
}
ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo,
new->brb_discard - old->brb_discard);
ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo,
new->brb_truncate - old->brb_truncate);
if (!CHIP_IS_E3(bp)) {
UPDATE_STAT64_NIG(egress_mac_pkt0,
etherstatspkts1024octetsto1522octets);
UPDATE_STAT64_NIG(egress_mac_pkt1,
etherstatspktsover1522octets);
}
memcpy(old, new, sizeof(struct nig_stats));
BUILD_BUG_ON(sizeof(estats->shared) != sizeof(pstats->mac_stx[1]));
memcpy(&(estats->shared), &(pstats->mac_stx[1]),
sizeof(struct mac_stx));
estats->brb_drop_hi = pstats->brb_drop_hi;
estats->brb_drop_lo = pstats->brb_drop_lo;
pstats->host_port_stats_counter++;
if (CHIP_IS_E3(bp)) {
u32 lpi_reg = BP_PORT(bp) ? MISC_REG_CPMU_LP_SM_ENT_CNT_P1
: MISC_REG_CPMU_LP_SM_ENT_CNT_P0;
estats->eee_tx_lpi += REG_RD(bp, lpi_reg);
}
if (!BP_NOMCP(bp)) {
u32 nig_timer_max =
SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer);
if (nig_timer_max != estats->nig_timer_max) {
estats->nig_timer_max = nig_timer_max;
BNX2X_ERR("NIG timer max (%u)\n",
estats->nig_timer_max);
}
}
return 0;
}
static int bnx2x_storm_stats_validate_counters(struct bnx2x *bp)
{
struct stats_counter *counters = &bp->fw_stats_data->storm_counters;
u16 cur_stats_counter;
/* Make sure we use the value of the counter
* used for sending the last stats ramrod.
*/
cur_stats_counter = bp->stats_counter - 1;
/* are storm stats valid? */
if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) {
DP(BNX2X_MSG_STATS,
"stats not updated by xstorm xstorm counter (0x%x) != stats_counter (0x%x)\n",
le16_to_cpu(counters->xstats_counter), bp->stats_counter);
return -EAGAIN;
}
if (le16_to_cpu(counters->ustats_counter) != cur_stats_counter) {
DP(BNX2X_MSG_STATS,
"stats not updated by ustorm ustorm counter (0x%x) != stats_counter (0x%x)\n",
le16_to_cpu(counters->ustats_counter), bp->stats_counter);
return -EAGAIN;
}
if (le16_to_cpu(counters->cstats_counter) != cur_stats_counter) {
DP(BNX2X_MSG_STATS,
"stats not updated by cstorm cstorm counter (0x%x) != stats_counter (0x%x)\n",
le16_to_cpu(counters->cstats_counter), bp->stats_counter);
return -EAGAIN;
}
if (le16_to_cpu(counters->tstats_counter) != cur_stats_counter) {
DP(BNX2X_MSG_STATS,
"stats not updated by tstorm tstorm counter (0x%x) != stats_counter (0x%x)\n",
le16_to_cpu(counters->tstats_counter), bp->stats_counter);
return -EAGAIN;
}
return 0;
}
static int bnx2x_storm_stats_update(struct bnx2x *bp)
{
struct tstorm_per_port_stats *tport =
&bp->fw_stats_data->port.tstorm_port_statistics;
struct tstorm_per_pf_stats *tfunc =
&bp->fw_stats_data->pf.tstorm_pf_statistics;
struct host_func_stats *fstats = &bp->func_stats;
struct bnx2x_eth_stats *estats = &bp->eth_stats;
struct bnx2x_eth_stats_old *estats_old = &bp->eth_stats_old;
int i;
/* vfs stat counter is managed by pf */
if (IS_PF(bp) && bnx2x_storm_stats_validate_counters(bp))
return -EAGAIN;
estats->error_bytes_received_hi = 0;
estats->error_bytes_received_lo = 0;
for_each_eth_queue(bp, i) {
struct bnx2x_fastpath *fp = &bp->fp[i];
struct tstorm_per_queue_stats *tclient =
&bp->fw_stats_data->queue_stats[i].
tstorm_queue_statistics;
struct tstorm_per_queue_stats *old_tclient =
&bnx2x_fp_stats(bp, fp)->old_tclient;
struct ustorm_per_queue_stats *uclient =
&bp->fw_stats_data->queue_stats[i].
ustorm_queue_statistics;
struct ustorm_per_queue_stats *old_uclient =
&bnx2x_fp_stats(bp, fp)->old_uclient;
struct xstorm_per_queue_stats *xclient =
&bp->fw_stats_data->queue_stats[i].
xstorm_queue_statistics;
struct xstorm_per_queue_stats *old_xclient =
&bnx2x_fp_stats(bp, fp)->old_xclient;
struct bnx2x_eth_q_stats *qstats =
&bnx2x_fp_stats(bp, fp)->eth_q_stats;
struct bnx2x_eth_q_stats_old *qstats_old =
&bnx2x_fp_stats(bp, fp)->eth_q_stats_old;
u32 diff;
DP(BNX2X_MSG_STATS, "queue[%d]: ucast_sent 0x%x, bcast_sent 0x%x mcast_sent 0x%x\n",
i, xclient->ucast_pkts_sent,
xclient->bcast_pkts_sent, xclient->mcast_pkts_sent);
DP(BNX2X_MSG_STATS, "---------------\n");
UPDATE_QSTAT(tclient->rcv_bcast_bytes,
total_broadcast_bytes_received);
UPDATE_QSTAT(tclient->rcv_mcast_bytes,
total_multicast_bytes_received);
UPDATE_QSTAT(tclient->rcv_ucast_bytes,
total_unicast_bytes_received);
/*
* sum to total_bytes_received all
* unicast/multicast/broadcast
*/
qstats->total_bytes_received_hi =
qstats->total_broadcast_bytes_received_hi;
qstats->total_bytes_received_lo =
qstats->total_broadcast_bytes_received_lo;
ADD_64(qstats->total_bytes_received_hi,
qstats->total_multicast_bytes_received_hi,
qstats->total_bytes_received_lo,
qstats->total_multicast_bytes_received_lo);
ADD_64(qstats->total_bytes_received_hi,
qstats->total_unicast_bytes_received_hi,
qstats->total_bytes_received_lo,
qstats->total_unicast_bytes_received_lo);
qstats->valid_bytes_received_hi =
qstats->total_bytes_received_hi;
qstats->valid_bytes_received_lo =
qstats->total_bytes_received_lo;
UPDATE_EXTEND_TSTAT(rcv_ucast_pkts,
total_unicast_packets_received);
UPDATE_EXTEND_TSTAT(rcv_mcast_pkts,
total_multicast_packets_received);
UPDATE_EXTEND_TSTAT(rcv_bcast_pkts,
total_broadcast_packets_received);
UPDATE_EXTEND_E_TSTAT(pkts_too_big_discard,
etherstatsoverrsizepkts, 32);
UPDATE_EXTEND_E_TSTAT(no_buff_discard, no_buff_discard, 16);
SUB_EXTEND_USTAT(ucast_no_buff_pkts,
total_unicast_packets_received);
SUB_EXTEND_USTAT(mcast_no_buff_pkts,
total_multicast_packets_received);
SUB_EXTEND_USTAT(bcast_no_buff_pkts,
total_broadcast_packets_received);
UPDATE_EXTEND_E_USTAT(ucast_no_buff_pkts, no_buff_discard);
UPDATE_EXTEND_E_USTAT(mcast_no_buff_pkts, no_buff_discard);
UPDATE_EXTEND_E_USTAT(bcast_no_buff_pkts, no_buff_discard);
UPDATE_QSTAT(xclient->bcast_bytes_sent,
total_broadcast_bytes_transmitted);
UPDATE_QSTAT(xclient->mcast_bytes_sent,
total_multicast_bytes_transmitted);
UPDATE_QSTAT(xclient->ucast_bytes_sent,
total_unicast_bytes_transmitted);
/*
* sum to total_bytes_transmitted all
* unicast/multicast/broadcast
*/
qstats->total_bytes_transmitted_hi =
qstats->total_unicast_bytes_transmitted_hi;
qstats->total_bytes_transmitted_lo =
qstats->total_unicast_bytes_transmitted_lo;
ADD_64(qstats->total_bytes_transmitted_hi,
qstats->total_broadcast_bytes_transmitted_hi,
qstats->total_bytes_transmitted_lo,
qstats->total_broadcast_bytes_transmitted_lo);
ADD_64(qstats->total_bytes_transmitted_hi,
qstats->total_multicast_bytes_transmitted_hi,
qstats->total_bytes_transmitted_lo,
qstats->total_multicast_bytes_transmitted_lo);
UPDATE_EXTEND_XSTAT(ucast_pkts_sent,
total_unicast_packets_transmitted);
UPDATE_EXTEND_XSTAT(mcast_pkts_sent,
total_multicast_packets_transmitted);
UPDATE_EXTEND_XSTAT(bcast_pkts_sent,
total_broadcast_packets_transmitted);
UPDATE_EXTEND_TSTAT(checksum_discard,
total_packets_received_checksum_discarded);
UPDATE_EXTEND_TSTAT(ttl0_discard,
total_packets_received_ttl0_discarded);
UPDATE_EXTEND_XSTAT(error_drop_pkts,
total_transmitted_dropped_packets_error);
/* TPA aggregations completed */
UPDATE_EXTEND_E_USTAT(coalesced_events, total_tpa_aggregations);
/* Number of network frames aggregated by TPA */
UPDATE_EXTEND_E_USTAT(coalesced_pkts,
total_tpa_aggregated_frames);
/* Total number of bytes in completed TPA aggregations */
UPDATE_QSTAT(uclient->coalesced_bytes, total_tpa_bytes);
UPDATE_ESTAT_QSTAT_64(total_tpa_bytes);
UPDATE_FSTAT_QSTAT(total_bytes_received);
UPDATE_FSTAT_QSTAT(total_bytes_transmitted);
UPDATE_FSTAT_QSTAT(total_unicast_packets_received);
UPDATE_FSTAT_QSTAT(total_multicast_packets_received);
UPDATE_FSTAT_QSTAT(total_broadcast_packets_received);
UPDATE_FSTAT_QSTAT(total_unicast_packets_transmitted);
UPDATE_FSTAT_QSTAT(total_multicast_packets_transmitted);
UPDATE_FSTAT_QSTAT(total_broadcast_packets_transmitted);
UPDATE_FSTAT_QSTAT(valid_bytes_received);
}
ADD_64(estats->total_bytes_received_hi,
estats->rx_stat_ifhcinbadoctets_hi,
estats->total_bytes_received_lo,
estats->rx_stat_ifhcinbadoctets_lo);
ADD_64_LE(estats->total_bytes_received_hi,
tfunc->rcv_error_bytes.hi,
estats->total_bytes_received_lo,
tfunc->rcv_error_bytes.lo);
ADD_64_LE(estats->error_bytes_received_hi,
tfunc->rcv_error_bytes.hi,
estats->error_bytes_received_lo,
tfunc->rcv_error_bytes.lo);
UPDATE_ESTAT(etherstatsoverrsizepkts, rx_stat_dot3statsframestoolong);
ADD_64(estats->error_bytes_received_hi,
estats->rx_stat_ifhcinbadoctets_hi,
estats->error_bytes_received_lo,
estats->rx_stat_ifhcinbadoctets_lo);
if (bp->port.pmf) {
struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
UPDATE_FW_STAT(mac_filter_discard);
UPDATE_FW_STAT(mf_tag_discard);
UPDATE_FW_STAT(brb_truncate_discard);
UPDATE_FW_STAT(mac_discard);
}
fstats->host_func_stats_start = ++fstats->host_func_stats_end;
bp->stats_pending = 0;
return 0;
}
static void bnx2x_net_stats_update(struct bnx2x *bp)
{
struct bnx2x_eth_stats *estats = &bp->eth_stats;
struct net_device_stats *nstats = &bp->dev->stats;
unsigned long tmp;
int i;
nstats->rx_packets =
bnx2x_hilo(&estats->total_unicast_packets_received_hi) +
bnx2x_hilo(&estats->total_multicast_packets_received_hi) +
bnx2x_hilo(&estats->total_broadcast_packets_received_hi);
nstats->tx_packets =
bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) +
bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) +
bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi);
nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
tmp = estats->mac_discard;
for_each_rx_queue(bp, i) {
struct tstorm_per_queue_stats *old_tclient =
&bp->fp_stats[i].old_tclient;
tmp += le32_to_cpu(old_tclient->checksum_discard);
}
nstats->rx_dropped = tmp + bp->net_stats_old.rx_dropped;
nstats->tx_dropped = 0;
nstats->multicast =
bnx2x_hilo(&estats->total_multicast_packets_received_hi);
nstats->collisions =
bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi);
nstats->rx_length_errors =
bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi);
nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) +
bnx2x_hilo(&estats->brb_truncate_hi);
nstats->rx_crc_errors =
bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi);
nstats->rx_frame_errors =
bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi);
nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi);
nstats->rx_missed_errors = 0;
nstats->rx_errors = nstats->rx_length_errors +
nstats->rx_over_errors +
nstats->rx_crc_errors +
nstats->rx_frame_errors +
nstats->rx_fifo_errors +
nstats->rx_missed_errors;
nstats->tx_aborted_errors =
bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi);
nstats->tx_carrier_errors =
bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi);
nstats->tx_fifo_errors = 0;
nstats->tx_heartbeat_errors = 0;
nstats->tx_window_errors = 0;
nstats->tx_errors = nstats->tx_aborted_errors +
nstats->tx_carrier_errors +
bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi);
}
static void bnx2x_drv_stats_update(struct bnx2x *bp)
{
struct bnx2x_eth_stats *estats = &bp->eth_stats;
int i;
for_each_queue(bp, i) {
struct bnx2x_eth_q_stats *qstats = &bp->fp_stats[i].eth_q_stats;
struct bnx2x_eth_q_stats_old *qstats_old =
&bp->fp_stats[i].eth_q_stats_old;
UPDATE_ESTAT_QSTAT(driver_xoff);
UPDATE_ESTAT_QSTAT(rx_err_discard_pkt);
UPDATE_ESTAT_QSTAT(rx_skb_alloc_failed);
UPDATE_ESTAT_QSTAT(hw_csum_err);
UPDATE_ESTAT_QSTAT(driver_filtered_tx_pkt);
}
}
static bool bnx2x_edebug_stats_stopped(struct bnx2x *bp)
{
u32 val;
if (SHMEM2_HAS(bp, edebug_driver_if[1])) {
val = SHMEM2_RD(bp, edebug_driver_if[1]);
if (val == EDEBUG_DRIVER_IF_OP_CODE_DISABLE_STAT)
return true;
}
return false;
}
static void bnx2x_stats_update(struct bnx2x *bp)
{
u32 *stats_comp = bnx2x_sp(bp, stats_comp);
if (bnx2x_edebug_stats_stopped(bp))
return;
if (IS_PF(bp)) {
if (*stats_comp != DMAE_COMP_VAL)
return;
if (bp->port.pmf)
bnx2x_hw_stats_update(bp);
if (bnx2x_storm_stats_update(bp)) {
if (bp->stats_pending++ == 3) {
BNX2X_ERR("storm stats were not updated for 3 times\n");
bnx2x_panic();
}
return;
}
} else {
/* vf doesn't collect HW statistics, and doesn't get completions
* perform only update
*/
bnx2x_storm_stats_update(bp);
}
bnx2x_net_stats_update(bp);
bnx2x_drv_stats_update(bp);
/* vf is done */
if (IS_VF(bp))
return;
if (netif_msg_timer(bp)) {
struct bnx2x_eth_stats *estats = &bp->eth_stats;
netdev_dbg(bp->dev, "brb drops %u brb truncate %u\n",
estats->brb_drop_lo, estats->brb_truncate_lo);
}
bnx2x_hw_stats_post(bp);
bnx2x_storm_stats_post(bp);
}
static void bnx2x_port_stats_stop(struct bnx2x *bp)
{
struct dmae_command *dmae;
u32 opcode;
int loader_idx = PMF_DMAE_C(bp);
u32 *stats_comp = bnx2x_sp(bp, stats_comp);
bp->executer_idx = 0;
opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC, false, 0);
if (bp->port.port_stx) {
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
if (bp->func_stx)
dmae->opcode = bnx2x_dmae_opcode_add_comp(
opcode, DMAE_COMP_GRC);
else
dmae->opcode = bnx2x_dmae_opcode_add_comp(
opcode, DMAE_COMP_PCI);
dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
dmae->dst_addr_lo = bp->port.port_stx >> 2;
dmae->dst_addr_hi = 0;
dmae->len = bnx2x_get_port_stats_dma_len(bp);
if (bp->func_stx) {
dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
dmae->comp_addr_hi = 0;
dmae->comp_val = 1;
} else {
dmae->comp_addr_lo =
U64_LO(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_addr_hi =
U64_HI(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_val = DMAE_COMP_VAL;
*stats_comp = 0;
}
}
if (bp->func_stx) {
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode =
bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
dmae->dst_addr_lo = bp->func_stx >> 2;
dmae->dst_addr_hi = 0;
dmae->len = sizeof(struct host_func_stats) >> 2;
dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_val = DMAE_COMP_VAL;
*stats_comp = 0;
}
}
static void bnx2x_stats_stop(struct bnx2x *bp)
{
bool update = false;
bnx2x_stats_comp(bp);
if (bp->port.pmf)
update = (bnx2x_hw_stats_update(bp) == 0);
update |= (bnx2x_storm_stats_update(bp) == 0);
if (update) {
bnx2x_net_stats_update(bp);
if (bp->port.pmf)
bnx2x_port_stats_stop(bp);
bnx2x_hw_stats_post(bp);
bnx2x_stats_comp(bp);
}
}
static void bnx2x_stats_do_nothing(struct bnx2x *bp)
{
}
static const struct {
void (*action)(struct bnx2x *bp);
enum bnx2x_stats_state next_state;
} bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = {
/* state event */
{
/* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED},
/* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED},
/* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED},
/* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}
},
{
/* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED},
/* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED},
/* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED},
/* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED}
}
};
void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
{
enum bnx2x_stats_state state = bp->stats_state;
if (unlikely(bp->panic))
return;
/* Statistics update run from timer context, and we don't want to stop
* that context in case someone is in the middle of a transition.
* For other events, wait a bit until lock is taken.
*/
if (down_trylock(&bp->stats_lock)) {
if (event == STATS_EVENT_UPDATE)
return;
DP(BNX2X_MSG_STATS,
"Unlikely stats' lock contention [event %d]\n", event);
if (unlikely(down_timeout(&bp->stats_lock, HZ / 10))) {
BNX2X_ERR("Failed to take stats lock [event %d]\n",
event);
return;
}
}
bnx2x_stats_stm[state][event].action(bp);
bp->stats_state = bnx2x_stats_stm[state][event].next_state;
up(&bp->stats_lock);
if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
state, event, bp->stats_state);
}
static void bnx2x_port_stats_base_init(struct bnx2x *bp)
{
struct dmae_command *dmae;
u32 *stats_comp = bnx2x_sp(bp, stats_comp);
/* sanity */
if (!bp->port.pmf || !bp->port.port_stx) {
BNX2X_ERR("BUG!\n");
return;
}
bp->executer_idx = 0;
dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
true, DMAE_COMP_PCI);
dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
dmae->dst_addr_lo = bp->port.port_stx >> 2;
dmae->dst_addr_hi = 0;
dmae->len = bnx2x_get_port_stats_dma_len(bp);
dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
dmae->comp_val = DMAE_COMP_VAL;
*stats_comp = 0;
bnx2x_hw_stats_post(bp);
bnx2x_stats_comp(bp);
}
/* This function will prepare the statistics ramrod data the way
* we will only have to increment the statistics counter and
* send the ramrod each time we have to.
*/
static void bnx2x_prep_fw_stats_req(struct bnx2x *bp)
{
int i;
int first_queue_query_index;
struct stats_query_header *stats_hdr = &bp->fw_stats_req->hdr;
dma_addr_t cur_data_offset;
struct stats_query_entry *cur_query_entry;
stats_hdr->cmd_num = bp->fw_stats_num;
stats_hdr->drv_stats_counter = 0;
/* storm_counters struct contains the counters of completed
* statistics requests per storm which are incremented by FW
* each time it completes hadning a statistics ramrod. We will
* check these counters in the timer handler and discard a
* (statistics) ramrod completion.
*/
cur_data_offset = bp->fw_stats_data_mapping +
offsetof(struct bnx2x_fw_stats_data, storm_counters);
stats_hdr->stats_counters_addrs.hi =
cpu_to_le32(U64_HI(cur_data_offset));
stats_hdr->stats_counters_addrs.lo =
cpu_to_le32(U64_LO(cur_data_offset));
/* prepare to the first stats ramrod (will be completed with
* the counters equal to zero) - init counters to somethig different.
*/
memset(&bp->fw_stats_data->storm_counters, 0xff,
sizeof(struct stats_counter));
/**** Port FW statistics data ****/
cur_data_offset = bp->fw_stats_data_mapping +
offsetof(struct bnx2x_fw_stats_data, port);
cur_query_entry = &bp->fw_stats_req->query[BNX2X_PORT_QUERY_IDX];
cur_query_entry->kind = STATS_TYPE_PORT;
/* For port query index is a DONT CARE */
cur_query_entry->index = BP_PORT(bp);
/* For port query funcID is a DONT CARE */
cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
/**** PF FW statistics data ****/
cur_data_offset = bp->fw_stats_data_mapping +
offsetof(struct bnx2x_fw_stats_data, pf);
cur_query_entry = &bp->fw_stats_req->query[BNX2X_PF_QUERY_IDX];
cur_query_entry->kind = STATS_TYPE_PF;
/* For PF query index is a DONT CARE */
cur_query_entry->index = BP_PORT(bp);
cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
/**** FCoE FW statistics data ****/
if (!NO_FCOE(bp)) {
cur_data_offset = bp->fw_stats_data_mapping +
offsetof(struct bnx2x_fw_stats_data, fcoe);
cur_query_entry =
&bp->fw_stats_req->query[BNX2X_FCOE_QUERY_IDX];
cur_query_entry->kind = STATS_TYPE_FCOE;
/* For FCoE query index is a DONT CARE */
cur_query_entry->index = BP_PORT(bp);
cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
cur_query_entry->address.hi =
cpu_to_le32(U64_HI(cur_data_offset));
cur_query_entry->address.lo =
cpu_to_le32(U64_LO(cur_data_offset));
}
/**** Clients' queries ****/
cur_data_offset = bp->fw_stats_data_mapping +
offsetof(struct bnx2x_fw_stats_data, queue_stats);
/* first queue query index depends whether FCoE offloaded request will
* be included in the ramrod
*/
if (!NO_FCOE(bp))
first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX;
else
first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX - 1;
for_each_eth_queue(bp, i) {
cur_query_entry =
&bp->fw_stats_req->
query[first_queue_query_index + i];
cur_query_entry->kind = STATS_TYPE_QUEUE;
cur_query_entry->index = bnx2x_stats_id(&bp->fp[i]);
cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
cur_query_entry->address.hi =
cpu_to_le32(U64_HI(cur_data_offset));
cur_query_entry->address.lo =
cpu_to_le32(U64_LO(cur_data_offset));
cur_data_offset += sizeof(struct per_queue_stats);
}
/* add FCoE queue query if needed */
if (!NO_FCOE(bp)) {
cur_query_entry =
&bp->fw_stats_req->
query[first_queue_query_index + i];
cur_query_entry->kind = STATS_TYPE_QUEUE;
cur_query_entry->index = bnx2x_stats_id(&bp->fp[FCOE_IDX(bp)]);
cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
cur_query_entry->address.hi =
cpu_to_le32(U64_HI(cur_data_offset));
cur_query_entry->address.lo =
cpu_to_le32(U64_LO(cur_data_offset));
}
}
void bnx2x_memset_stats(struct bnx2x *bp)
{
int i;
/* function stats */
for_each_queue(bp, i) {
struct bnx2x_fp_stats *fp_stats = &bp->fp_stats[i];
memset(&fp_stats->old_tclient, 0,
sizeof(fp_stats->old_tclient));
memset(&fp_stats->old_uclient, 0,
sizeof(fp_stats->old_uclient));
memset(&fp_stats->old_xclient, 0,
sizeof(fp_stats->old_xclient));
if (bp->stats_init) {
memset(&fp_stats->eth_q_stats, 0,
sizeof(fp_stats->eth_q_stats));
memset(&fp_stats->eth_q_stats_old, 0,
sizeof(fp_stats->eth_q_stats_old));
}
}
memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
if (bp->stats_init) {
memset(&bp->net_stats_old, 0, sizeof(bp->net_stats_old));
memset(&bp->fw_stats_old, 0, sizeof(bp->fw_stats_old));
memset(&bp->eth_stats_old, 0, sizeof(bp->eth_stats_old));
memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
memset(&bp->func_stats, 0, sizeof(bp->func_stats));
}
bp->stats_state = STATS_STATE_DISABLED;
if (bp->port.pmf && bp->port.port_stx)
bnx2x_port_stats_base_init(bp);
/* mark the end of statistics initialization */
bp->stats_init = false;
}
void bnx2x_stats_init(struct bnx2x *bp)
{
int /*abs*/port = BP_PORT(bp);
int mb_idx = BP_FW_MB_IDX(bp);
if (IS_VF(bp)) {
bnx2x_memset_stats(bp);
return;
}
bp->stats_pending = 0;
bp->executer_idx = 0;
bp->stats_counter = 0;
/* port and func stats for management */
if (!BP_NOMCP(bp)) {
bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx);
bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
} else {
bp->port.port_stx = 0;
bp->func_stx = 0;
}
DP(BNX2X_MSG_STATS, "port_stx 0x%x func_stx 0x%x\n",
bp->port.port_stx, bp->func_stx);
/* pmf should retrieve port statistics from SP on a non-init*/
if (!bp->stats_init && bp->port.pmf && bp->port.port_stx)
bnx2x_stats_handle(bp, STATS_EVENT_PMF);
port = BP_PORT(bp);
/* port stats */
memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats));
bp->port.old_nig_stats.brb_discard =
REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38);
bp->port.old_nig_stats.brb_truncate =
REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38);
if (!CHIP_IS_E3(bp)) {
REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50,
&(bp->port.old_nig_stats.egress_mac_pkt0), 2);
REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50,
&(bp->port.old_nig_stats.egress_mac_pkt1), 2);
}
/* Prepare statistics ramrod data */
bnx2x_prep_fw_stats_req(bp);
/* Clean SP from previous statistics */
if (bp->stats_init) {
if (bp->func_stx) {
memset(bnx2x_sp(bp, func_stats), 0,
sizeof(struct host_func_stats));
bnx2x_func_stats_init(bp);
bnx2x_hw_stats_post(bp);
bnx2x_stats_comp(bp);
}
}
bnx2x_memset_stats(bp);
}
void bnx2x_save_statistics(struct bnx2x *bp)
{
int i;
struct net_device_stats *nstats = &bp->dev->stats;
/* save queue statistics */
for_each_eth_queue(bp, i) {
struct bnx2x_fastpath *fp = &bp->fp[i];
struct bnx2x_eth_q_stats *qstats =
&bnx2x_fp_stats(bp, fp)->eth_q_stats;
struct bnx2x_eth_q_stats_old *qstats_old =
&bnx2x_fp_stats(bp, fp)->eth_q_stats_old;
UPDATE_QSTAT_OLD(total_unicast_bytes_received_hi);
UPDATE_QSTAT_OLD(total_unicast_bytes_received_lo);
UPDATE_QSTAT_OLD(total_broadcast_bytes_received_hi);
UPDATE_QSTAT_OLD(total_broadcast_bytes_received_lo);
UPDATE_QSTAT_OLD(total_multicast_bytes_received_hi);
UPDATE_QSTAT_OLD(total_multicast_bytes_received_lo);
UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_hi);
UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_lo);
UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_hi);
UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_lo);
UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_hi);
UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_lo);
UPDATE_QSTAT_OLD(total_tpa_bytes_hi);
UPDATE_QSTAT_OLD(total_tpa_bytes_lo);
}
/* save net_device_stats statistics */
bp->net_stats_old.rx_dropped = nstats->rx_dropped;
/* store port firmware statistics */
if (bp->port.pmf && IS_MF(bp)) {
struct bnx2x_eth_stats *estats = &bp->eth_stats;
struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
UPDATE_FW_STAT_OLD(mac_filter_discard);
UPDATE_FW_STAT_OLD(mf_tag_discard);
UPDATE_FW_STAT_OLD(brb_truncate_discard);
UPDATE_FW_STAT_OLD(mac_discard);
}
}
void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats,
u32 stats_type)
{
int i;
struct afex_stats *afex_stats = (struct afex_stats *)void_afex_stats;
struct bnx2x_eth_stats *estats = &bp->eth_stats;
struct per_queue_stats *fcoe_q_stats =
&bp->fw_stats_data->queue_stats[FCOE_IDX(bp)];
struct tstorm_per_queue_stats *fcoe_q_tstorm_stats =
&fcoe_q_stats->tstorm_queue_statistics;
struct ustorm_per_queue_stats *fcoe_q_ustorm_stats =
&fcoe_q_stats->ustorm_queue_statistics;
struct xstorm_per_queue_stats *fcoe_q_xstorm_stats =
&fcoe_q_stats->xstorm_queue_statistics;
struct fcoe_statistics_params *fw_fcoe_stat =
&bp->fw_stats_data->fcoe;
memset(afex_stats, 0, sizeof(struct afex_stats));
for_each_eth_queue(bp, i) {
struct bnx2x_eth_q_stats *qstats = &bp->fp_stats[i].eth_q_stats;
ADD_64(afex_stats->rx_unicast_bytes_hi,
qstats->total_unicast_bytes_received_hi,
afex_stats->rx_unicast_bytes_lo,
qstats->total_unicast_bytes_received_lo);
ADD_64(afex_stats->rx_broadcast_bytes_hi,
qstats->total_broadcast_bytes_received_hi,
afex_stats->rx_broadcast_bytes_lo,
qstats->total_broadcast_bytes_received_lo);
ADD_64(afex_stats->rx_multicast_bytes_hi,
qstats->total_multicast_bytes_received_hi,
afex_stats->rx_multicast_bytes_lo,
qstats->total_multicast_bytes_received_lo);
ADD_64(afex_stats->rx_unicast_frames_hi,
qstats->total_unicast_packets_received_hi,
afex_stats->rx_unicast_frames_lo,
qstats->total_unicast_packets_received_lo);
ADD_64(afex_stats->rx_broadcast_frames_hi,
qstats->total_broadcast_packets_received_hi,
afex_stats->rx_broadcast_frames_lo,
qstats->total_broadcast_packets_received_lo);
ADD_64(afex_stats->rx_multicast_frames_hi,
qstats->total_multicast_packets_received_hi,
afex_stats->rx_multicast_frames_lo,
qstats->total_multicast_packets_received_lo);
/* sum to rx_frames_discarded all discraded
* packets due to size, ttl0 and checksum
*/
ADD_64(afex_stats->rx_frames_discarded_hi,
qstats->total_packets_received_checksum_discarded_hi,
afex_stats->rx_frames_discarded_lo,
qstats->total_packets_received_checksum_discarded_lo);
ADD_64(afex_stats->rx_frames_discarded_hi,
qstats->total_packets_received_ttl0_discarded_hi,
afex_stats->rx_frames_discarded_lo,
qstats->total_packets_received_ttl0_discarded_lo);
ADD_64(afex_stats->rx_frames_discarded_hi,
qstats->etherstatsoverrsizepkts_hi,
afex_stats->rx_frames_discarded_lo,
qstats->etherstatsoverrsizepkts_lo);
ADD_64(afex_stats->rx_frames_dropped_hi,
qstats->no_buff_discard_hi,
afex_stats->rx_frames_dropped_lo,
qstats->no_buff_discard_lo);
ADD_64(afex_stats->tx_unicast_bytes_hi,
qstats->total_unicast_bytes_transmitted_hi,
afex_stats->tx_unicast_bytes_lo,
qstats->total_unicast_bytes_transmitted_lo);
ADD_64(afex_stats->tx_broadcast_bytes_hi,
qstats->total_broadcast_bytes_transmitted_hi,
afex_stats->tx_broadcast_bytes_lo,
qstats->total_broadcast_bytes_transmitted_lo);
ADD_64(afex_stats->tx_multicast_bytes_hi,
qstats->total_multicast_bytes_transmitted_hi,
afex_stats->tx_multicast_bytes_lo,
qstats->total_multicast_bytes_transmitted_lo);
ADD_64(afex_stats->tx_unicast_frames_hi,
qstats->total_unicast_packets_transmitted_hi,
afex_stats->tx_unicast_frames_lo,
qstats->total_unicast_packets_transmitted_lo);
ADD_64(afex_stats->tx_broadcast_frames_hi,
qstats->total_broadcast_packets_transmitted_hi,
afex_stats->tx_broadcast_frames_lo,
qstats->total_broadcast_packets_transmitted_lo);
ADD_64(afex_stats->tx_multicast_frames_hi,
qstats->total_multicast_packets_transmitted_hi,
afex_stats->tx_multicast_frames_lo,
qstats->total_multicast_packets_transmitted_lo);
ADD_64(afex_stats->tx_frames_dropped_hi,
qstats->total_transmitted_dropped_packets_error_hi,
afex_stats->tx_frames_dropped_lo,
qstats->total_transmitted_dropped_packets_error_lo);
}
/* now add FCoE statistics which are collected separately
* (both offloaded and non offloaded)
*/
if (!NO_FCOE(bp)) {
ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
LE32_0,
afex_stats->rx_unicast_bytes_lo,
fw_fcoe_stat->rx_stat0.fcoe_rx_byte_cnt);
ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
fcoe_q_tstorm_stats->rcv_ucast_bytes.hi,
afex_stats->rx_unicast_bytes_lo,
fcoe_q_tstorm_stats->rcv_ucast_bytes.lo);
ADD_64_LE(afex_stats->rx_broadcast_bytes_hi,
fcoe_q_tstorm_stats->rcv_bcast_bytes.hi,
afex_stats->rx_broadcast_bytes_lo,
fcoe_q_tstorm_stats->rcv_bcast_bytes.lo);
ADD_64_LE(afex_stats->rx_multicast_bytes_hi,
fcoe_q_tstorm_stats->rcv_mcast_bytes.hi,
afex_stats->rx_multicast_bytes_lo,
fcoe_q_tstorm_stats->rcv_mcast_bytes.lo);
ADD_64_LE(afex_stats->rx_unicast_frames_hi,
LE32_0,
afex_stats->rx_unicast_frames_lo,
fw_fcoe_stat->rx_stat0.fcoe_rx_pkt_cnt);
ADD_64_LE(afex_stats->rx_unicast_frames_hi,
LE32_0,
afex_stats->rx_unicast_frames_lo,
fcoe_q_tstorm_stats->rcv_ucast_pkts);
ADD_64_LE(afex_stats->rx_broadcast_frames_hi,
LE32_0,
afex_stats->rx_broadcast_frames_lo,
fcoe_q_tstorm_stats->rcv_bcast_pkts);
ADD_64_LE(afex_stats->rx_multicast_frames_hi,
LE32_0,
afex_stats->rx_multicast_frames_lo,
fcoe_q_tstorm_stats->rcv_ucast_pkts);
ADD_64_LE(afex_stats->rx_frames_discarded_hi,
LE32_0,
afex_stats->rx_frames_discarded_lo,
fcoe_q_tstorm_stats->checksum_discard);
ADD_64_LE(afex_stats->rx_frames_discarded_hi,
LE32_0,
afex_stats->rx_frames_discarded_lo,
fcoe_q_tstorm_stats->pkts_too_big_discard);
ADD_64_LE(afex_stats->rx_frames_discarded_hi,
LE32_0,
afex_stats->rx_frames_discarded_lo,
fcoe_q_tstorm_stats->ttl0_discard);
ADD_64_LE16(afex_stats->rx_frames_dropped_hi,
LE16_0,
afex_stats->rx_frames_dropped_lo,
fcoe_q_tstorm_stats->no_buff_discard);
ADD_64_LE(afex_stats->rx_frames_dropped_hi,
LE32_0,
afex_stats->rx_frames_dropped_lo,
fcoe_q_ustorm_stats->ucast_no_buff_pkts);
ADD_64_LE(afex_stats->rx_frames_dropped_hi,
LE32_0,
afex_stats->rx_frames_dropped_lo,
fcoe_q_ustorm_stats->mcast_no_buff_pkts);
ADD_64_LE(afex_stats->rx_frames_dropped_hi,
LE32_0,
afex_stats->rx_frames_dropped_lo,
fcoe_q_ustorm_stats->bcast_no_buff_pkts);
ADD_64_LE(afex_stats->rx_frames_dropped_hi,
LE32_0,
afex_stats->rx_frames_dropped_lo,
fw_fcoe_stat->rx_stat1.fcoe_rx_drop_pkt_cnt);
ADD_64_LE(afex_stats->rx_frames_dropped_hi,
LE32_0,
afex_stats->rx_frames_dropped_lo,
fw_fcoe_stat->rx_stat2.fcoe_rx_drop_pkt_cnt);
ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
LE32_0,
afex_stats->tx_unicast_bytes_lo,
fw_fcoe_stat->tx_stat.fcoe_tx_byte_cnt);
ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
fcoe_q_xstorm_stats->ucast_bytes_sent.hi,
afex_stats->tx_unicast_bytes_lo,
fcoe_q_xstorm_stats->ucast_bytes_sent.lo);
ADD_64_LE(afex_stats->tx_broadcast_bytes_hi,
fcoe_q_xstorm_stats->bcast_bytes_sent.hi,
afex_stats->tx_broadcast_bytes_lo,
fcoe_q_xstorm_stats->bcast_bytes_sent.lo);
ADD_64_LE(afex_stats->tx_multicast_bytes_hi,
fcoe_q_xstorm_stats->mcast_bytes_sent.hi,
afex_stats->tx_multicast_bytes_lo,
fcoe_q_xstorm_stats->mcast_bytes_sent.lo);
ADD_64_LE(afex_stats->tx_unicast_frames_hi,
LE32_0,
afex_stats->tx_unicast_frames_lo,
fw_fcoe_stat->tx_stat.fcoe_tx_pkt_cnt);
ADD_64_LE(afex_stats->tx_unicast_frames_hi,
LE32_0,
afex_stats->tx_unicast_frames_lo,
fcoe_q_xstorm_stats->ucast_pkts_sent);
ADD_64_LE(afex_stats->tx_broadcast_frames_hi,
LE32_0,
afex_stats->tx_broadcast_frames_lo,
fcoe_q_xstorm_stats->bcast_pkts_sent);
ADD_64_LE(afex_stats->tx_multicast_frames_hi,
LE32_0,
afex_stats->tx_multicast_frames_lo,
fcoe_q_xstorm_stats->mcast_pkts_sent);
ADD_64_LE(afex_stats->tx_frames_dropped_hi,
LE32_0,
afex_stats->tx_frames_dropped_lo,
fcoe_q_xstorm_stats->error_drop_pkts);
}
/* if port stats are requested, add them to the PMF
* stats, as anyway they will be accumulated by the
* MCP before sent to the switch
*/
if ((bp->port.pmf) && (stats_type == VICSTATST_UIF_INDEX)) {
ADD_64(afex_stats->rx_frames_dropped_hi,
0,
afex_stats->rx_frames_dropped_lo,
estats->mac_filter_discard);
ADD_64(afex_stats->rx_frames_dropped_hi,
0,
afex_stats->rx_frames_dropped_lo,
estats->brb_truncate_discard);
ADD_64(afex_stats->rx_frames_discarded_hi,
0,
afex_stats->rx_frames_discarded_lo,
estats->mac_discard);
}
}
int bnx2x_stats_safe_exec(struct bnx2x *bp,
void (func_to_exec)(void *cookie),
void *cookie)
{
int cnt = 10, rc = 0;
/* Wait for statistics to end [while blocking further requests],
* then run supplied function 'safely'.
*/
rc = down_timeout(&bp->stats_lock, HZ / 10);
if (unlikely(rc)) {
BNX2X_ERR("Failed to take statistics lock for safe execution\n");
goto out_no_lock;
}
bnx2x_stats_comp(bp);
while (bp->stats_pending && cnt--)
if (bnx2x_storm_stats_update(bp))
usleep_range(1000, 2000);
if (bp->stats_pending) {
BNX2X_ERR("Failed to wait for stats pending to clear [possibly FW is stuck]\n");
rc = -EBUSY;
goto out;
}
func_to_exec(cookie);
out:
/* No need to restart statistics - if they're enabled, the timer
* will restart the statistics.
*/
up(&bp->stats_lock);
out_no_lock:
return rc;
}