|  | /* bnx2x_stats.c: Broadcom Everest network driver. | 
|  | * | 
|  | * Copyright (c) 2007-2011 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: Eilon Greenstein <eilong@broadcom.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 "bnx2x_cmn.h" | 
|  | #include "bnx2x_stats.h" | 
|  |  | 
|  | /* Statistics */ | 
|  |  | 
|  | /**************************************************************************** | 
|  | * Macros | 
|  | ****************************************************************************/ | 
|  |  | 
|  | /* sum[hi:lo] += add[hi:lo] */ | 
|  | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ | 
|  | do { \ | 
|  | s_lo += a_lo; \ | 
|  | s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \ | 
|  | } while (0) | 
|  |  | 
|  | /* difference = minuend - subtrahend */ | 
|  | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ | 
|  | do { \ | 
|  | if (m_lo < s_lo) { \ | 
|  | /* underflow */ \ | 
|  | d_hi = m_hi - s_hi; \ | 
|  | if (d_hi > 0) { \ | 
|  | /* we can 'loan' 1 */ \ | 
|  | d_hi--; \ | 
|  | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ | 
|  | } else { \ | 
|  | /* m_hi <= s_hi */ \ | 
|  | d_hi = 0; \ | 
|  | d_lo = 0; \ | 
|  | } \ | 
|  | } else { \ | 
|  | /* m_lo >= s_lo */ \ | 
|  | if (m_hi < s_hi) { \ | 
|  | d_hi = 0; \ | 
|  | d_lo = 0; \ | 
|  | } else { \ | 
|  | /* m_hi >= s_hi */ \ | 
|  | d_hi = m_hi - s_hi; \ | 
|  | d_lo = m_lo - s_lo; \ | 
|  | } \ | 
|  | } \ | 
|  | } while (0) | 
|  |  | 
|  | #define UPDATE_STAT64(s, t) \ | 
|  | do { \ | 
|  | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ | 
|  | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ | 
|  | pstats->mac_stx[0].t##_hi = new->s##_hi; \ | 
|  | pstats->mac_stx[0].t##_lo = new->s##_lo; \ | 
|  | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ | 
|  | pstats->mac_stx[1].t##_lo, diff.lo); \ | 
|  | } while (0) | 
|  |  | 
|  | #define UPDATE_STAT64_NIG(s, t) \ | 
|  | do { \ | 
|  | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ | 
|  | diff.lo, new->s##_lo, old->s##_lo); \ | 
|  | ADD_64(estats->t##_hi, diff.hi, \ | 
|  | estats->t##_lo, diff.lo); \ | 
|  | } while (0) | 
|  |  | 
|  | /* sum[hi:lo] += add */ | 
|  | #define ADD_EXTEND_64(s_hi, s_lo, a) \ | 
|  | do { \ | 
|  | s_lo += a; \ | 
|  | s_hi += (s_lo < a) ? 1 : 0; \ | 
|  | } while (0) | 
|  |  | 
|  | #define UPDATE_EXTEND_STAT(s) \ | 
|  | do { \ | 
|  | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ | 
|  | pstats->mac_stx[1].s##_lo, \ | 
|  | new->s); \ | 
|  | } while (0) | 
|  |  | 
|  | #define UPDATE_EXTEND_TSTAT(s, t) \ | 
|  | do { \ | 
|  | diff = le32_to_cpu(tclient->s) - le32_to_cpu(old_tclient->s); \ | 
|  | old_tclient->s = tclient->s; \ | 
|  | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | 
|  | } while (0) | 
|  |  | 
|  | #define UPDATE_EXTEND_USTAT(s, t) \ | 
|  | do { \ | 
|  | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ | 
|  | old_uclient->s = uclient->s; \ | 
|  | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | 
|  | } while (0) | 
|  |  | 
|  | #define UPDATE_EXTEND_XSTAT(s, t) \ | 
|  | do { \ | 
|  | diff = le32_to_cpu(xclient->s) - le32_to_cpu(old_xclient->s); \ | 
|  | old_xclient->s = xclient->s; \ | 
|  | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | 
|  | } while (0) | 
|  |  | 
|  | /* minuend -= subtrahend */ | 
|  | #define SUB_64(m_hi, s_hi, m_lo, s_lo) \ | 
|  | do { \ | 
|  | DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \ | 
|  | } while (0) | 
|  |  | 
|  | /* minuend[hi:lo] -= subtrahend */ | 
|  | #define SUB_EXTEND_64(m_hi, m_lo, s) \ | 
|  | do { \ | 
|  | SUB_64(m_hi, 0, m_lo, s); \ | 
|  | } while (0) | 
|  |  | 
|  | #define SUB_EXTEND_USTAT(s, t) \ | 
|  | do { \ | 
|  | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ | 
|  | SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | 
|  | } while (0) | 
|  |  | 
|  | /* | 
|  | * 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 | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Init service functions | 
|  | */ | 
|  |  | 
|  |  | 
|  | static void bnx2x_storm_stats_post(struct bnx2x *bp) | 
|  | { | 
|  | if (!bp->stats_pending) { | 
|  | struct common_query_ramrod_data ramrod_data = {0}; | 
|  | int i, rc; | 
|  |  | 
|  | spin_lock_bh(&bp->stats_lock); | 
|  |  | 
|  | if (bp->stats_pending) { | 
|  | spin_unlock_bh(&bp->stats_lock); | 
|  | return; | 
|  | } | 
|  |  | 
|  | ramrod_data.drv_counter = bp->stats_counter++; | 
|  | ramrod_data.collect_port = bp->port.pmf ? 1 : 0; | 
|  | for_each_eth_queue(bp, i) | 
|  | ramrod_data.ctr_id_vector |= (1 << bp->fp[i].cl_id); | 
|  |  | 
|  | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0, | 
|  | ((u32 *)&ramrod_data)[1], | 
|  | ((u32 *)&ramrod_data)[0], 1); | 
|  | if (rc == 0) | 
|  | bp->stats_pending = 1; | 
|  |  | 
|  | spin_unlock_bh(&bp->stats_lock); | 
|  | } | 
|  | } | 
|  |  | 
|  | 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; | 
|  |  | 
|  | /* 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_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | 
|  | } | 
|  | } | 
|  |  | 
|  | static int 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--; | 
|  | msleep(1); | 
|  | } | 
|  | return 1; | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Statistics service functions | 
|  | */ | 
|  |  | 
|  | 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 (!IS_MF(bp) || !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 = (sizeof(struct host_port_stats) >> 2) - 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 = sizeof(struct host_port_stats) >> 2; | 
|  | 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); | 
|  |  | 
|  | if (bp->link_vars.mac_type == 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 */ | 
|  | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | 
|  | dmae->opcode = opcode; | 
|  | if (CHIP_IS_E1x(bp)) { | 
|  | dmae->src_addr_lo = (mac_addr + | 
|  | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | 
|  | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - | 
|  | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | 
|  | } else { | 
|  | dmae->src_addr_lo = (mac_addr + | 
|  | BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2; | 
|  | dmae->len = (8 + BIGMAC2_REGISTER_TX_STAT_GTBYT - | 
|  | BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 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->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | 
|  | dmae->comp_addr_hi = 0; | 
|  | dmae->comp_val = 1; | 
|  |  | 
|  | /* BIGMAC_REGISTER_RX_STAT_GR64 .. | 
|  | BIGMAC_REGISTER_RX_STAT_GRIPJ */ | 
|  | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | 
|  | dmae->opcode = opcode; | 
|  | dmae->src_addr_hi = 0; | 
|  | if (CHIP_IS_E1x(bp)) { | 
|  | dmae->src_addr_lo = (mac_addr + | 
|  | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | 
|  | dmae->dst_addr_lo = | 
|  | U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | 
|  | offsetof(struct bmac1_stats, rx_stat_gr64_lo)); | 
|  | dmae->dst_addr_hi = | 
|  | U64_HI(bnx2x_sp_mapping(bp, mac_stats) + | 
|  | offsetof(struct bmac1_stats, rx_stat_gr64_lo)); | 
|  | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - | 
|  | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | 
|  | } else { | 
|  | dmae->src_addr_lo = | 
|  | (mac_addr + BIGMAC2_REGISTER_RX_STAT_GR64) >> 2; | 
|  | dmae->dst_addr_lo = | 
|  | U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | 
|  | offsetof(struct bmac2_stats, rx_stat_gr64_lo)); | 
|  | dmae->dst_addr_hi = | 
|  | U64_HI(bnx2x_sp_mapping(bp, mac_stats) + | 
|  | offsetof(struct bmac2_stats, rx_stat_gr64_lo)); | 
|  | dmae->len = (8 + BIGMAC2_REGISTER_RX_STAT_GRIPJ - | 
|  | BIGMAC2_REGISTER_RX_STAT_GR64) >> 2; | 
|  | } | 
|  |  | 
|  | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | 
|  | dmae->comp_addr_hi = 0; | 
|  | dmae->comp_val = 1; | 
|  |  | 
|  | } else 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; | 
|  | } | 
|  |  | 
|  | /* NIG */ | 
|  | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | 
|  | dmae->opcode = opcode; | 
|  | 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 = 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_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 = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI, | 
|  | true, DMAE_COMP_PCI); | 
|  | 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 = 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; | 
|  | } | 
|  |  | 
|  | static void bnx2x_stats_start(struct bnx2x *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) | 
|  | { | 
|  | 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_bmac_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_bmac_2047); | 
|  | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); | 
|  | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); | 
|  | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); | 
|  | UPDATE_STAT64(tx_stat_gterr, | 
|  | tx_stat_dot3statsinternalmactransmiterrors); | 
|  | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_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_bmac_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_bmac_2047); | 
|  | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); | 
|  | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); | 
|  | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); | 
|  | UPDATE_STAT64(tx_stat_gterr, | 
|  | tx_stat_dot3statsinternalmactransmiterrors); | 
|  | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); | 
|  | } | 
|  |  | 
|  | estats->pause_frames_received_hi = | 
|  | pstats->mac_stx[1].rx_stat_bmac_xpf_hi; | 
|  | estats->pause_frames_received_lo = | 
|  | pstats->mac_stx[1].rx_stat_bmac_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; | 
|  | } | 
|  |  | 
|  | 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; | 
|  |  | 
|  | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) | 
|  | bnx2x_bmac_stats_update(bp); | 
|  |  | 
|  | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) | 
|  | bnx2x_emac_stats_update(bp); | 
|  |  | 
|  | else { /* unreached */ | 
|  | BNX2X_ERR("stats updated by DMAE but no MAC active\n"); | 
|  | return -1; | 
|  | } | 
|  |  | 
|  | 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); | 
|  |  | 
|  | 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_start = ++pstats->host_port_stats_end; | 
|  |  | 
|  | 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_update(struct bnx2x *bp) | 
|  | { | 
|  | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); | 
|  | struct tstorm_per_port_stats *tport = | 
|  | &stats->tstorm_common.port_statistics; | 
|  | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); | 
|  | struct bnx2x_eth_stats *estats = &bp->eth_stats; | 
|  | int i; | 
|  | u16 cur_stats_counter; | 
|  |  | 
|  | /* Make sure we use the value of the counter | 
|  | * used for sending the last stats ramrod. | 
|  | */ | 
|  | spin_lock_bh(&bp->stats_lock); | 
|  | cur_stats_counter = bp->stats_counter - 1; | 
|  | spin_unlock_bh(&bp->stats_lock); | 
|  |  | 
|  | memcpy(&(fstats->total_bytes_received_hi), | 
|  | &(bnx2x_sp(bp, func_stats_base)->total_bytes_received_hi), | 
|  | sizeof(struct host_func_stats) - 2*sizeof(u32)); | 
|  | estats->error_bytes_received_hi = 0; | 
|  | estats->error_bytes_received_lo = 0; | 
|  | estats->etherstatsoverrsizepkts_hi = 0; | 
|  | estats->etherstatsoverrsizepkts_lo = 0; | 
|  | estats->no_buff_discard_hi = 0; | 
|  | estats->no_buff_discard_lo = 0; | 
|  |  | 
|  | for_each_eth_queue(bp, i) { | 
|  | struct bnx2x_fastpath *fp = &bp->fp[i]; | 
|  | int cl_id = fp->cl_id; | 
|  | struct tstorm_per_client_stats *tclient = | 
|  | &stats->tstorm_common.client_statistics[cl_id]; | 
|  | struct tstorm_per_client_stats *old_tclient = &fp->old_tclient; | 
|  | struct ustorm_per_client_stats *uclient = | 
|  | &stats->ustorm_common.client_statistics[cl_id]; | 
|  | struct ustorm_per_client_stats *old_uclient = &fp->old_uclient; | 
|  | struct xstorm_per_client_stats *xclient = | 
|  | &stats->xstorm_common.client_statistics[cl_id]; | 
|  | struct xstorm_per_client_stats *old_xclient = &fp->old_xclient; | 
|  | struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats; | 
|  | u32 diff; | 
|  |  | 
|  | /* are storm stats valid? */ | 
|  | if (le16_to_cpu(xclient->stats_counter) != cur_stats_counter) { | 
|  | DP(BNX2X_MSG_STATS, "[%d] stats not updated by xstorm" | 
|  | "  xstorm counter (0x%x) != stats_counter (0x%x)\n", | 
|  | i, xclient->stats_counter, cur_stats_counter + 1); | 
|  | return -1; | 
|  | } | 
|  | if (le16_to_cpu(tclient->stats_counter) != cur_stats_counter) { | 
|  | DP(BNX2X_MSG_STATS, "[%d] stats not updated by tstorm" | 
|  | "  tstorm counter (0x%x) != stats_counter (0x%x)\n", | 
|  | i, tclient->stats_counter, cur_stats_counter + 1); | 
|  | return -2; | 
|  | } | 
|  | if (le16_to_cpu(uclient->stats_counter) != cur_stats_counter) { | 
|  | DP(BNX2X_MSG_STATS, "[%d] stats not updated by ustorm" | 
|  | "  ustorm counter (0x%x) != stats_counter (0x%x)\n", | 
|  | i, uclient->stats_counter, cur_stats_counter + 1); | 
|  | return -4; | 
|  | } | 
|  |  | 
|  | qstats->total_bytes_received_hi = | 
|  | le32_to_cpu(tclient->rcv_broadcast_bytes.hi); | 
|  | qstats->total_bytes_received_lo = | 
|  | le32_to_cpu(tclient->rcv_broadcast_bytes.lo); | 
|  |  | 
|  | ADD_64(qstats->total_bytes_received_hi, | 
|  | le32_to_cpu(tclient->rcv_multicast_bytes.hi), | 
|  | qstats->total_bytes_received_lo, | 
|  | le32_to_cpu(tclient->rcv_multicast_bytes.lo)); | 
|  |  | 
|  | ADD_64(qstats->total_bytes_received_hi, | 
|  | le32_to_cpu(tclient->rcv_unicast_bytes.hi), | 
|  | qstats->total_bytes_received_lo, | 
|  | le32_to_cpu(tclient->rcv_unicast_bytes.lo)); | 
|  |  | 
|  | SUB_64(qstats->total_bytes_received_hi, | 
|  | le32_to_cpu(uclient->bcast_no_buff_bytes.hi), | 
|  | qstats->total_bytes_received_lo, | 
|  | le32_to_cpu(uclient->bcast_no_buff_bytes.lo)); | 
|  |  | 
|  | SUB_64(qstats->total_bytes_received_hi, | 
|  | le32_to_cpu(uclient->mcast_no_buff_bytes.hi), | 
|  | qstats->total_bytes_received_lo, | 
|  | le32_to_cpu(uclient->mcast_no_buff_bytes.lo)); | 
|  |  | 
|  | SUB_64(qstats->total_bytes_received_hi, | 
|  | le32_to_cpu(uclient->ucast_no_buff_bytes.hi), | 
|  | qstats->total_bytes_received_lo, | 
|  | le32_to_cpu(uclient->ucast_no_buff_bytes.lo)); | 
|  |  | 
|  | qstats->valid_bytes_received_hi = | 
|  | qstats->total_bytes_received_hi; | 
|  | qstats->valid_bytes_received_lo = | 
|  | qstats->total_bytes_received_lo; | 
|  |  | 
|  | qstats->error_bytes_received_hi = | 
|  | le32_to_cpu(tclient->rcv_error_bytes.hi); | 
|  | qstats->error_bytes_received_lo = | 
|  | le32_to_cpu(tclient->rcv_error_bytes.lo); | 
|  |  | 
|  | ADD_64(qstats->total_bytes_received_hi, | 
|  | qstats->error_bytes_received_hi, | 
|  | qstats->total_bytes_received_lo, | 
|  | qstats->error_bytes_received_lo); | 
|  |  | 
|  | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, | 
|  | total_unicast_packets_received); | 
|  | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, | 
|  | total_multicast_packets_received); | 
|  | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, | 
|  | total_broadcast_packets_received); | 
|  | UPDATE_EXTEND_TSTAT(packets_too_big_discard, | 
|  | etherstatsoverrsizepkts); | 
|  | UPDATE_EXTEND_TSTAT(no_buff_discard, no_buff_discard); | 
|  |  | 
|  | 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_USTAT(ucast_no_buff_pkts, no_buff_discard); | 
|  | UPDATE_EXTEND_USTAT(mcast_no_buff_pkts, no_buff_discard); | 
|  | UPDATE_EXTEND_USTAT(bcast_no_buff_pkts, no_buff_discard); | 
|  |  | 
|  | qstats->total_bytes_transmitted_hi = | 
|  | le32_to_cpu(xclient->unicast_bytes_sent.hi); | 
|  | qstats->total_bytes_transmitted_lo = | 
|  | le32_to_cpu(xclient->unicast_bytes_sent.lo); | 
|  |  | 
|  | ADD_64(qstats->total_bytes_transmitted_hi, | 
|  | le32_to_cpu(xclient->multicast_bytes_sent.hi), | 
|  | qstats->total_bytes_transmitted_lo, | 
|  | le32_to_cpu(xclient->multicast_bytes_sent.lo)); | 
|  |  | 
|  | ADD_64(qstats->total_bytes_transmitted_hi, | 
|  | le32_to_cpu(xclient->broadcast_bytes_sent.hi), | 
|  | qstats->total_bytes_transmitted_lo, | 
|  | le32_to_cpu(xclient->broadcast_bytes_sent.lo)); | 
|  |  | 
|  | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, | 
|  | total_unicast_packets_transmitted); | 
|  | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, | 
|  | total_multicast_packets_transmitted); | 
|  | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, | 
|  | total_broadcast_packets_transmitted); | 
|  |  | 
|  | old_tclient->checksum_discard = tclient->checksum_discard; | 
|  | old_tclient->ttl0_discard = tclient->ttl0_discard; | 
|  |  | 
|  | ADD_64(fstats->total_bytes_received_hi, | 
|  | qstats->total_bytes_received_hi, | 
|  | fstats->total_bytes_received_lo, | 
|  | qstats->total_bytes_received_lo); | 
|  | ADD_64(fstats->total_bytes_transmitted_hi, | 
|  | qstats->total_bytes_transmitted_hi, | 
|  | fstats->total_bytes_transmitted_lo, | 
|  | qstats->total_bytes_transmitted_lo); | 
|  | ADD_64(fstats->total_unicast_packets_received_hi, | 
|  | qstats->total_unicast_packets_received_hi, | 
|  | fstats->total_unicast_packets_received_lo, | 
|  | qstats->total_unicast_packets_received_lo); | 
|  | ADD_64(fstats->total_multicast_packets_received_hi, | 
|  | qstats->total_multicast_packets_received_hi, | 
|  | fstats->total_multicast_packets_received_lo, | 
|  | qstats->total_multicast_packets_received_lo); | 
|  | ADD_64(fstats->total_broadcast_packets_received_hi, | 
|  | qstats->total_broadcast_packets_received_hi, | 
|  | fstats->total_broadcast_packets_received_lo, | 
|  | qstats->total_broadcast_packets_received_lo); | 
|  | ADD_64(fstats->total_unicast_packets_transmitted_hi, | 
|  | qstats->total_unicast_packets_transmitted_hi, | 
|  | fstats->total_unicast_packets_transmitted_lo, | 
|  | qstats->total_unicast_packets_transmitted_lo); | 
|  | ADD_64(fstats->total_multicast_packets_transmitted_hi, | 
|  | qstats->total_multicast_packets_transmitted_hi, | 
|  | fstats->total_multicast_packets_transmitted_lo, | 
|  | qstats->total_multicast_packets_transmitted_lo); | 
|  | ADD_64(fstats->total_broadcast_packets_transmitted_hi, | 
|  | qstats->total_broadcast_packets_transmitted_hi, | 
|  | fstats->total_broadcast_packets_transmitted_lo, | 
|  | qstats->total_broadcast_packets_transmitted_lo); | 
|  | ADD_64(fstats->valid_bytes_received_hi, | 
|  | qstats->valid_bytes_received_hi, | 
|  | fstats->valid_bytes_received_lo, | 
|  | qstats->valid_bytes_received_lo); | 
|  |  | 
|  | ADD_64(estats->error_bytes_received_hi, | 
|  | qstats->error_bytes_received_hi, | 
|  | estats->error_bytes_received_lo, | 
|  | qstats->error_bytes_received_lo); | 
|  | ADD_64(estats->etherstatsoverrsizepkts_hi, | 
|  | qstats->etherstatsoverrsizepkts_hi, | 
|  | estats->etherstatsoverrsizepkts_lo, | 
|  | qstats->etherstatsoverrsizepkts_lo); | 
|  | ADD_64(estats->no_buff_discard_hi, qstats->no_buff_discard_hi, | 
|  | estats->no_buff_discard_lo, qstats->no_buff_discard_lo); | 
|  | } | 
|  |  | 
|  | ADD_64(fstats->total_bytes_received_hi, | 
|  | estats->rx_stat_ifhcinbadoctets_hi, | 
|  | fstats->total_bytes_received_lo, | 
|  | estats->rx_stat_ifhcinbadoctets_lo); | 
|  |  | 
|  | memcpy(estats, &(fstats->total_bytes_received_hi), | 
|  | sizeof(struct host_func_stats) - 2*sizeof(u32)); | 
|  |  | 
|  | ADD_64(estats->etherstatsoverrsizepkts_hi, | 
|  | estats->rx_stat_dot3statsframestoolong_hi, | 
|  | estats->etherstatsoverrsizepkts_lo, | 
|  | estats->rx_stat_dot3statsframestoolong_lo); | 
|  | 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) { | 
|  | estats->mac_filter_discard = | 
|  | le32_to_cpu(tport->mac_filter_discard); | 
|  | estats->xxoverflow_discard = | 
|  | le32_to_cpu(tport->xxoverflow_discard); | 
|  | estats->brb_truncate_discard = | 
|  | le32_to_cpu(tport->brb_truncate_discard); | 
|  | estats->mac_discard = le32_to_cpu(tport->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) | 
|  | tmp += le32_to_cpu(bp->fp[i].old_tclient.checksum_discard); | 
|  | nstats->rx_dropped = tmp; | 
|  |  | 
|  | 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 = estats->xxoverflow_discard; | 
|  |  | 
|  | 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; | 
|  |  | 
|  | estats->driver_xoff = 0; | 
|  | estats->rx_err_discard_pkt = 0; | 
|  | estats->rx_skb_alloc_failed = 0; | 
|  | estats->hw_csum_err = 0; | 
|  | for_each_queue(bp, i) { | 
|  | struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats; | 
|  |  | 
|  | estats->driver_xoff += qstats->driver_xoff; | 
|  | estats->rx_err_discard_pkt += qstats->rx_err_discard_pkt; | 
|  | estats->rx_skb_alloc_failed += qstats->rx_skb_alloc_failed; | 
|  | estats->hw_csum_err += qstats->hw_csum_err; | 
|  | } | 
|  | } | 
|  |  | 
|  | static void bnx2x_stats_update(struct bnx2x *bp) | 
|  | { | 
|  | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | 
|  |  | 
|  | if (*stats_comp != DMAE_COMP_VAL) | 
|  | return; | 
|  |  | 
|  | if (bp->port.pmf) | 
|  | bnx2x_hw_stats_update(bp); | 
|  |  | 
|  | if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) { | 
|  | BNX2X_ERR("storm stats were not updated for 3 times\n"); | 
|  | bnx2x_panic(); | 
|  | return; | 
|  | } | 
|  |  | 
|  | bnx2x_net_stats_update(bp); | 
|  | bnx2x_drv_stats_update(bp); | 
|  |  | 
|  | if (netif_msg_timer(bp)) { | 
|  | struct bnx2x_eth_stats *estats = &bp->eth_stats; | 
|  | int i; | 
|  |  | 
|  | printk(KERN_DEBUG "%s: brb drops %u  brb truncate %u\n", | 
|  | bp->dev->name, | 
|  | estats->brb_drop_lo, estats->brb_truncate_lo); | 
|  |  | 
|  | for_each_eth_queue(bp, i) { | 
|  | struct bnx2x_fastpath *fp = &bp->fp[i]; | 
|  | struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats; | 
|  |  | 
|  | printk(KERN_DEBUG "%s: rx usage(%4u)  *rx_cons_sb(%u)" | 
|  | "  rx pkt(%lu)  rx calls(%lu %lu)\n", | 
|  | fp->name, (le16_to_cpu(*fp->rx_cons_sb) - | 
|  | fp->rx_comp_cons), | 
|  | le16_to_cpu(*fp->rx_cons_sb), | 
|  | bnx2x_hilo(&qstats-> | 
|  | total_unicast_packets_received_hi), | 
|  | fp->rx_calls, fp->rx_pkt); | 
|  | } | 
|  |  | 
|  | for_each_eth_queue(bp, i) { | 
|  | struct bnx2x_fastpath *fp = &bp->fp[i]; | 
|  | struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats; | 
|  | struct netdev_queue *txq = | 
|  | netdev_get_tx_queue(bp->dev, i); | 
|  |  | 
|  | printk(KERN_DEBUG "%s: tx avail(%4u)  *tx_cons_sb(%u)" | 
|  | "  tx pkt(%lu) tx calls (%lu)" | 
|  | "  %s (Xoff events %u)\n", | 
|  | fp->name, bnx2x_tx_avail(fp), | 
|  | le16_to_cpu(*fp->tx_cons_sb), | 
|  | bnx2x_hilo(&qstats-> | 
|  | total_unicast_packets_transmitted_hi), | 
|  | fp->tx_pkt, | 
|  | (netif_tx_queue_stopped(txq) ? "Xoff" : "Xon"), | 
|  | qstats->driver_xoff); | 
|  | } | 
|  | } | 
|  |  | 
|  | 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 = sizeof(struct host_port_stats) >> 2; | 
|  | 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; | 
|  |  | 
|  | 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; | 
|  |  | 
|  | if (unlikely(bp->panic)) | 
|  | return; | 
|  |  | 
|  | bnx2x_stats_stm[bp->stats_state][event].action(bp); | 
|  |  | 
|  | /* Protect a state change flow */ | 
|  | spin_lock_bh(&bp->stats_lock); | 
|  | state = bp->stats_state; | 
|  | bp->stats_state = bnx2x_stats_stm[state][event].next_state; | 
|  | spin_unlock_bh(&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 = sizeof(struct host_port_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; | 
|  | bnx2x_hw_stats_post(bp); | 
|  | bnx2x_stats_comp(bp); | 
|  | } | 
|  |  | 
|  | static void bnx2x_func_stats_base_init(struct bnx2x *bp) | 
|  | { | 
|  | int vn, vn_max = IS_MF(bp) ? E1HVN_MAX : E1VN_MAX; | 
|  | u32 func_stx; | 
|  |  | 
|  | /* sanity */ | 
|  | if (!bp->port.pmf || !bp->func_stx) { | 
|  | BNX2X_ERR("BUG!\n"); | 
|  | return; | 
|  | } | 
|  |  | 
|  | /* save our func_stx */ | 
|  | func_stx = bp->func_stx; | 
|  |  | 
|  | for (vn = VN_0; vn < vn_max; vn++) { | 
|  | int mb_idx = !CHIP_IS_E2(bp) ? 2*vn + BP_PORT(bp) : vn; | 
|  |  | 
|  | bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param); | 
|  | bnx2x_func_stats_init(bp); | 
|  | bnx2x_hw_stats_post(bp); | 
|  | bnx2x_stats_comp(bp); | 
|  | } | 
|  |  | 
|  | /* restore our func_stx */ | 
|  | bp->func_stx = func_stx; | 
|  | } | 
|  |  | 
|  | static void bnx2x_func_stats_base_update(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_GRC, DMAE_DST_PCI, | 
|  | true, DMAE_COMP_PCI); | 
|  | dmae->src_addr_lo = bp->func_stx >> 2; | 
|  | dmae->src_addr_hi = 0; | 
|  | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats_base)); | 
|  | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats_base)); | 
|  | 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; | 
|  | bnx2x_hw_stats_post(bp); | 
|  | bnx2x_stats_comp(bp); | 
|  | } | 
|  |  | 
|  | void bnx2x_stats_init(struct bnx2x *bp) | 
|  | { | 
|  | int port = BP_PORT(bp); | 
|  | int mb_idx = BP_FW_MB_IDX(bp); | 
|  | int i; | 
|  | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); | 
|  |  | 
|  | 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); | 
|  |  | 
|  | /* 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); | 
|  | 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); | 
|  |  | 
|  | /* function stats */ | 
|  | for_each_queue(bp, i) { | 
|  | struct bnx2x_fastpath *fp = &bp->fp[i]; | 
|  |  | 
|  | memset(&fp->old_tclient, 0, | 
|  | sizeof(struct tstorm_per_client_stats)); | 
|  | memset(&fp->old_uclient, 0, | 
|  | sizeof(struct ustorm_per_client_stats)); | 
|  | memset(&fp->old_xclient, 0, | 
|  | sizeof(struct xstorm_per_client_stats)); | 
|  | memset(&fp->eth_q_stats, 0, sizeof(struct bnx2x_eth_q_stats)); | 
|  | } | 
|  |  | 
|  | /* FW stats are currently collected for ETH clients only */ | 
|  | for_each_eth_queue(bp, i) { | 
|  | /* Set initial stats counter in the stats ramrod data to -1 */ | 
|  | int cl_id = bp->fp[i].cl_id; | 
|  |  | 
|  | stats->xstorm_common.client_statistics[cl_id]. | 
|  | stats_counter = 0xffff; | 
|  | stats->ustorm_common.client_statistics[cl_id]. | 
|  | stats_counter = 0xffff; | 
|  | stats->tstorm_common.client_statistics[cl_id]. | 
|  | stats_counter = 0xffff; | 
|  | } | 
|  |  | 
|  | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); | 
|  | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); | 
|  |  | 
|  | bp->stats_state = STATS_STATE_DISABLED; | 
|  |  | 
|  | if (bp->port.pmf) { | 
|  | if (bp->port.port_stx) | 
|  | bnx2x_port_stats_base_init(bp); | 
|  |  | 
|  | if (bp->func_stx) | 
|  | bnx2x_func_stats_base_init(bp); | 
|  |  | 
|  | } else if (bp->func_stx) | 
|  | bnx2x_func_stats_base_update(bp); | 
|  | } |