|  | /* bnx2x_stats.c: Broadcom Everest network driver. | 
|  | * | 
|  | * Copyright (c) 2007-2013 Broadcom Corporation | 
|  | * | 
|  | * 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 | 
|  | * | 
|  | */ | 
|  |  | 
|  | #include <linux_compat.h> | 
|  |  | 
|  | #include "bnx2x_stats.h" | 
|  | #include "bnx2x_cmn.h" | 
|  | #include "bnx2x_sriov.h" | 
|  |  | 
|  | /* Statistics */ | 
|  |  | 
|  | /* | 
|  | * General service functions | 
|  | */ | 
|  |  | 
|  | static inline long bnx2x_hilo(uint32_t *hiref) | 
|  | { | 
|  | uint32_t lo = *(hiref + 1); | 
|  | #if (BITS_PER_LONG == 64) | 
|  | uint32_t hi = *hiref; | 
|  |  | 
|  | return HILO_U64(hi, lo); | 
|  | #else | 
|  | return lo; | 
|  | #endif | 
|  | } | 
|  |  | 
|  | static inline uint16_t bnx2x_get_port_stats_dma_len(struct bnx2x *bp) | 
|  | { | 
|  | uint16_t res = 0; | 
|  |  | 
|  | /* 'newest' convention - shmem2 cotains the size of the port stats */ | 
|  | if (SHMEM2_HAS(bp, sizeof_port_stats)) { | 
|  | uint32_t 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) | 
|  | { | 
|  | if (!bp->stats_pending) { | 
|  | int rc; | 
|  |  | 
|  | spin_lock(&bp->stats_lock); | 
|  |  | 
|  | if (bp->stats_pending) { | 
|  | spin_unlock(&bp->stats_lock); | 
|  | 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; | 
|  |  | 
|  | spin_unlock(&bp->stats_lock); | 
|  | } | 
|  | } | 
|  |  | 
|  | static void bnx2x_hw_stats_post(struct bnx2x *bp) | 
|  | { | 
|  | struct dmae_command *dmae = &bp->stats_dmae; | 
|  | uint32_t *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); | 
|  | uint32_t 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) | 
|  | { | 
|  | uint32_t *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--; | 
|  | kthread_usleep(1000); | 
|  | } | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Statistics service functions | 
|  | */ | 
|  |  | 
|  | /* should be called under stats_sema */ | 
|  | static void __bnx2x_stats_pmf_update(struct bnx2x *bp) | 
|  | { | 
|  | struct dmae_command *dmae; | 
|  | uint32_t opcode; | 
|  | int loader_idx = PMF_DMAE_C(bp); | 
|  | uint32_t *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); | 
|  | uint32_t opcode; | 
|  | int loader_idx = PMF_DMAE_C(bp); | 
|  | uint32_t mac_addr; | 
|  | uint32_t *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 { | 
|  | uint32_t tx_src_addr_lo, rx_src_addr_lo; | 
|  | uint16_t 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(uint32_t)) >> 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(uint32_t)) >> 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(uint32_t)) >> 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; | 
|  | uint32_t *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); | 
|  | } | 
|  |  | 
|  | bp->stats_started = true; | 
|  | } | 
|  |  | 
|  | static void bnx2x_stats_start(struct bnx2x *bp) | 
|  | { | 
|  | if (down_timeout(&bp->stats_sema, HZ/10)) | 
|  | BNX2X_ERR("Unable to acquire stats lock\n"); | 
|  | __bnx2x_stats_start(bp); | 
|  | up(&bp->stats_sema); | 
|  | } | 
|  |  | 
|  | static void bnx2x_stats_pmf_start(struct bnx2x *bp) | 
|  | { | 
|  | if (down_timeout(&bp->stats_sema, HZ/10)) | 
|  | BNX2X_ERR("Unable to acquire stats lock\n"); | 
|  | bnx2x_stats_comp(bp); | 
|  | __bnx2x_stats_pmf_update(bp); | 
|  | __bnx2x_stats_start(bp); | 
|  | up(&bp->stats_sema); | 
|  | } | 
|  |  | 
|  | static void bnx2x_stats_pmf_update(struct bnx2x *bp) | 
|  | { | 
|  | if (down_timeout(&bp->stats_sema, HZ/10)) | 
|  | BNX2X_ERR("Unable to acquire stats lock\n"); | 
|  | __bnx2x_stats_pmf_update(bp); | 
|  | up(&bp->stats_sema); | 
|  | } | 
|  |  | 
|  | 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; | 
|  | if (down_timeout(&bp->stats_sema, HZ/10)) | 
|  | BNX2X_ERR("Unable to acquire stats lock\n"); | 
|  | bnx2x_stats_comp(bp); | 
|  | __bnx2x_stats_start(bp); | 
|  | up(&bp->stats_sema); | 
|  | } | 
|  |  | 
|  | 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 { | 
|  | uint32_t lo; | 
|  | uint32_t 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 { | 
|  | uint32_t lo; | 
|  | uint32_t 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)); | 
|  |  | 
|  | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(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)) { | 
|  | uint32_t 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)) { | 
|  | uint32_t 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; | 
|  | uint16_t 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; | 
|  |  | 
|  | uint32_t 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 netif_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) | 
|  | { | 
|  | uint32_t 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) | 
|  | { | 
|  | uint32_t *stats_comp = bnx2x_sp(bp, stats_comp); | 
|  |  | 
|  | /* we run update from timer context, so give up | 
|  | * if somebody is in the middle of transition | 
|  | */ | 
|  | if (down_trylock(&bp->stats_sema)) | 
|  | return; | 
|  |  | 
|  | if (bnx2x_edebug_stats_stopped(bp) || !bp->stats_started) | 
|  | goto out; | 
|  |  | 
|  | if (IS_PF(bp)) { | 
|  | if (*stats_comp != DMAE_COMP_VAL) | 
|  | goto out; | 
|  |  | 
|  | 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(); | 
|  | } | 
|  | goto out; | 
|  | } | 
|  | } 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)) | 
|  | goto out; | 
|  |  | 
|  | 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); | 
|  |  | 
|  | out: | 
|  | up(&bp->stats_sema); | 
|  | } | 
|  |  | 
|  | static void bnx2x_port_stats_stop(struct bnx2x *bp) | 
|  | { | 
|  | struct dmae_command *dmae; | 
|  | uint32_t opcode; | 
|  | int loader_idx = PMF_DMAE_C(bp); | 
|  | uint32_t *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) | 
|  | { | 
|  | int update = 0; | 
|  |  | 
|  | if (down_timeout(&bp->stats_sema, HZ/10)) | 
|  | BNX2X_ERR("Unable to acquire stats lock\n"); | 
|  |  | 
|  | bp->stats_started = 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); | 
|  | } | 
|  |  | 
|  | up(&bp->stats_sema); | 
|  | } | 
|  |  | 
|  | 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; | 
|  | void (*action)(struct bnx2x *bp); | 
|  | if (unlikely(bp->panic)) | 
|  | return; | 
|  |  | 
|  | spin_lock(&bp->stats_lock); | 
|  | state = bp->stats_state; | 
|  | bp->stats_state = bnx2x_stats_stm[state][event].next_state; | 
|  | action = bnx2x_stats_stm[state][event].action; | 
|  | spin_unlock(&bp->stats_lock); | 
|  |  | 
|  | action(bp); | 
|  |  | 
|  | 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; | 
|  | uint32_t *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)); | 
|  | } | 
|  | } | 
|  |  | 
|  | #if 0 // AKAROS_PORT | 
|  | memset(&bp->dev->stats, 0, sizeof(bp->dev->stats)); | 
|  | #endif | 
|  |  | 
|  | 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 initializiation */ | 
|  | 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_lo), 2); | 
|  | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, | 
|  | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 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 netif_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, | 
|  | uint32_t 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); | 
|  | } | 
|  | } | 
|  |  | 
|  | void bnx2x_stats_safe_exec(struct bnx2x *bp, | 
|  | void (func_to_exec)(void *cookie), | 
|  | void *cookie) | 
|  | { | 
|  | if (down_timeout(&bp->stats_sema, HZ/10)) | 
|  | BNX2X_ERR("Unable to acquire stats lock\n"); | 
|  | bnx2x_stats_comp(bp); | 
|  | func_to_exec(cookie); | 
|  | __bnx2x_stats_start(bp); | 
|  | up(&bp->stats_sema); | 
|  | } |