--- /dev/null
+/* 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
+ *
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include "bnx2x_stats.h"
+#include "bnx2x_cmn.h"
+#include "bnx2x_sriov.h"
+
+/* Statistics */
+
+/*
+ * General service functions
+ */
+
+static inline long bnx2x_hilo(u32 *hiref)
+{
+ u32 lo = *(hiref + 1);
+#if (BITS_PER_LONG == 64)
+ u32 hi = *hiref;
+
+ return HILO_U64(hi, lo);
+#else
+ return lo;
+#endif
+}
+
+static inline u16 bnx2x_get_port_stats_dma_len(struct bnx2x *bp)
+{
+ u16 res = 0;
+
+ /* 'newest' convention - shmem2 cotains the size of the port stats */
+ if (SHMEM2_HAS(bp, sizeof_port_stats)) {
+ u32 size = SHMEM2_RD(bp, sizeof_port_stats);
+ if (size)
+ res = size;
+
+ /* prevent newer BC from causing buffer overflow */
+ if (res > sizeof(struct host_port_stats))
+ res = sizeof(struct host_port_stats);
+ }
+
+ /* Older convention - all BCs support the port stats' fields up until
+ * the 'not_used' field
+ */
+ if (!res) {
+ res = offsetof(struct host_port_stats, not_used) + 4;
+
+ /* if PFC stats are supported by the MFW, DMA them as well */
+ if (bp->flags & BC_SUPPORTS_PFC_STATS) {
+ res += offsetof(struct host_port_stats,
+ pfc_frames_rx_lo) -
+ offsetof(struct host_port_stats,
+ pfc_frames_tx_hi) + 4 ;
+ }
+ }
+
+ res >>= 2;
+
+ WARN_ON(res > 2 * DMAE_LEN32_RD_MAX);
+ return res;
+}
+
+/*
+ * Init service functions
+ */
+
+static void bnx2x_dp_stats(struct bnx2x *bp)
+{
+ int i;
+
+ DP(BNX2X_MSG_STATS, "dumping stats:\n"
+ "fw_stats_req\n"
+ " hdr\n"
+ " cmd_num %d\n"
+ " reserved0 %d\n"
+ " drv_stats_counter %d\n"
+ " reserved1 %d\n"
+ " stats_counters_addrs %x %x\n",
+ bp->fw_stats_req->hdr.cmd_num,
+ bp->fw_stats_req->hdr.reserved0,
+ bp->fw_stats_req->hdr.drv_stats_counter,
+ bp->fw_stats_req->hdr.reserved1,
+ bp->fw_stats_req->hdr.stats_counters_addrs.hi,
+ bp->fw_stats_req->hdr.stats_counters_addrs.lo);
+
+ for (i = 0; i < bp->fw_stats_req->hdr.cmd_num; i++) {
+ DP(BNX2X_MSG_STATS,
+ "query[%d]\n"
+ " kind %d\n"
+ " index %d\n"
+ " funcID %d\n"
+ " reserved %d\n"
+ " address %x %x\n",
+ i, bp->fw_stats_req->query[i].kind,
+ bp->fw_stats_req->query[i].index,
+ bp->fw_stats_req->query[i].funcID,
+ bp->fw_stats_req->query[i].reserved,
+ bp->fw_stats_req->query[i].address.hi,
+ bp->fw_stats_req->query[i].address.lo);
+ }
+}
+
+/* Post the next statistics ramrod. Protect it with the spin in
+ * order to ensure the strict order between statistics ramrods
+ * (each ramrod has a sequence number passed in a
+ * bp->fw_stats_req->hdr.drv_stats_counter and ramrods must be
+ * sent in order).
+ */
+static void bnx2x_storm_stats_post(struct bnx2x *bp)
+{
+ int rc;
+
+ if (bp->stats_pending)
+ return;
+
+ bp->fw_stats_req->hdr.drv_stats_counter =
+ cpu_to_le16(bp->stats_counter++);
+
+ DP(BNX2X_MSG_STATS, "Sending statistics ramrod %d\n",
+ le16_to_cpu(bp->fw_stats_req->hdr.drv_stats_counter));
+
+ /* adjust the ramrod to include VF queues statistics */
+ bnx2x_iov_adjust_stats_req(bp);
+ bnx2x_dp_stats(bp);
+
+ /* send FW stats ramrod */
+ rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0,
+ U64_HI(bp->fw_stats_req_mapping),
+ U64_LO(bp->fw_stats_req_mapping),
+ NONE_CONNECTION_TYPE);
+ if (rc == 0)
+ bp->stats_pending = 1;
+}
+
+static void bnx2x_hw_stats_post(struct bnx2x *bp)
+{
+ struct dmae_command *dmae = &bp->stats_dmae;
+ u32 *stats_comp = bnx2x_sp(bp, stats_comp);
+
+ *stats_comp = DMAE_COMP_VAL;
+ if (CHIP_REV_IS_SLOW(bp))
+ return;
+
+ /* Update MCP's statistics if possible */
+ if (bp->func_stx)
+ memcpy(bnx2x_sp(bp, func_stats), &bp->func_stats,
+ sizeof(bp->func_stats));
+
+ /* loader */
+ if (bp->executer_idx) {
+ int loader_idx = PMF_DMAE_C(bp);
+ u32 opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
+ true, DMAE_COMP_GRC);
+ opcode = bnx2x_dmae_opcode_clr_src_reset(opcode);
+
+ memset(dmae, 0, sizeof(struct dmae_command));
+ dmae->opcode = opcode;
+ dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0]));
+ dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0]));
+ dmae->dst_addr_lo = (DMAE_REG_CMD_MEM +
+ sizeof(struct dmae_command) *
+ (loader_idx + 1)) >> 2;
+ dmae->dst_addr_hi = 0;
+ dmae->len = sizeof(struct dmae_command) >> 2;
+ if (CHIP_IS_E1(bp))
+ dmae->len--;
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+
+ *stats_comp = 0;
+ bnx2x_post_dmae(bp, dmae, loader_idx);
+
+ } else if (bp->func_stx) {
+ *stats_comp = 0;
+ bnx2x_issue_dmae_with_comp(bp, dmae, stats_comp);
+ }
+}
+
+static void bnx2x_stats_comp(struct bnx2x *bp)
+{
+ u32 *stats_comp = bnx2x_sp(bp, stats_comp);
+ int cnt = 10;
+
+ might_sleep();
+ while (*stats_comp != DMAE_COMP_VAL) {
+ if (!cnt) {
+ BNX2X_ERR("timeout waiting for stats finished\n");
+ break;
+ }
+ cnt--;
+ usleep_range(1000, 2000);
+ }
+}
+
+/*
+ * Statistics service functions
+ */
+
+/* should be called under stats_sema */
+static void bnx2x_stats_pmf_update(struct bnx2x *bp)
+{
+ struct dmae_command *dmae;
+ u32 opcode;
+ int loader_idx = PMF_DMAE_C(bp);
+ u32 *stats_comp = bnx2x_sp(bp, stats_comp);
+
+ /* sanity */
+ if (!bp->port.pmf || !bp->port.port_stx) {
+ BNX2X_ERR("BUG!\n");
+ return;
+ }
+
+ bp->executer_idx = 0;
+
+ opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI, false, 0);
+
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_GRC);
+ dmae->src_addr_lo = bp->port.port_stx >> 2;
+ dmae->src_addr_hi = 0;
+ dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
+ dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
+ dmae->len = DMAE_LEN32_RD_MAX;
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
+ dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX;
+ dmae->src_addr_hi = 0;
+ dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) +
+ DMAE_LEN32_RD_MAX * 4);
+ dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) +
+ DMAE_LEN32_RD_MAX * 4);
+ dmae->len = bnx2x_get_port_stats_dma_len(bp) - DMAE_LEN32_RD_MAX;
+
+ dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_val = DMAE_COMP_VAL;
+
+ *stats_comp = 0;
+ bnx2x_hw_stats_post(bp);
+ bnx2x_stats_comp(bp);
+}
+
+static void bnx2x_port_stats_init(struct bnx2x *bp)
+{
+ struct dmae_command *dmae;
+ int port = BP_PORT(bp);
+ u32 opcode;
+ int loader_idx = PMF_DMAE_C(bp);
+ u32 mac_addr;
+ u32 *stats_comp = bnx2x_sp(bp, stats_comp);
+
+ /* sanity */
+ if (!bp->link_vars.link_up || !bp->port.pmf) {
+ BNX2X_ERR("BUG!\n");
+ return;
+ }
+
+ bp->executer_idx = 0;
+
+ /* MCP */
+ opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
+ true, DMAE_COMP_GRC);
+
+ if (bp->port.port_stx) {
+
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = opcode;
+ dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
+ dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
+ dmae->dst_addr_lo = bp->port.port_stx >> 2;
+ dmae->dst_addr_hi = 0;
+ dmae->len = bnx2x_get_port_stats_dma_len(bp);
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+ }
+
+ if (bp->func_stx) {
+
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = opcode;
+ dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
+ dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
+ dmae->dst_addr_lo = bp->func_stx >> 2;
+ dmae->dst_addr_hi = 0;
+ dmae->len = sizeof(struct host_func_stats) >> 2;
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+ }
+
+ /* MAC */
+ opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
+ true, DMAE_COMP_GRC);
+
+ /* EMAC is special */
+ if (bp->link_vars.mac_type == MAC_TYPE_EMAC) {
+ mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0);
+
+ /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = opcode;
+ dmae->src_addr_lo = (mac_addr +
+ EMAC_REG_EMAC_RX_STAT_AC) >> 2;
+ dmae->src_addr_hi = 0;
+ dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
+ dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
+ dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT;
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+
+ /* EMAC_REG_EMAC_RX_STAT_AC_28 */
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = opcode;
+ dmae->src_addr_lo = (mac_addr +
+ EMAC_REG_EMAC_RX_STAT_AC_28) >> 2;
+ dmae->src_addr_hi = 0;
+ dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
+ offsetof(struct emac_stats, rx_stat_falsecarriererrors));
+ dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
+ offsetof(struct emac_stats, rx_stat_falsecarriererrors));
+ dmae->len = 1;
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+
+ /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = opcode;
+ dmae->src_addr_lo = (mac_addr +
+ EMAC_REG_EMAC_TX_STAT_AC) >> 2;
+ dmae->src_addr_hi = 0;
+ dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
+ offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
+ dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
+ offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
+ dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT;
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+ } else {
+ u32 tx_src_addr_lo, rx_src_addr_lo;
+ u16 rx_len, tx_len;
+
+ /* configure the params according to MAC type */
+ switch (bp->link_vars.mac_type) {
+ case MAC_TYPE_BMAC:
+ mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM :
+ NIG_REG_INGRESS_BMAC0_MEM);
+
+ /* BIGMAC_REGISTER_TX_STAT_GTPKT ..
+ BIGMAC_REGISTER_TX_STAT_GTBYT */
+ if (CHIP_IS_E1x(bp)) {
+ tx_src_addr_lo = (mac_addr +
+ BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
+ tx_len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
+ BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
+ rx_src_addr_lo = (mac_addr +
+ BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
+ rx_len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
+ BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
+ } else {
+ tx_src_addr_lo = (mac_addr +
+ BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
+ tx_len = (8 + BIGMAC2_REGISTER_TX_STAT_GTBYT -
+ BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
+ rx_src_addr_lo = (mac_addr +
+ BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
+ rx_len = (8 + BIGMAC2_REGISTER_RX_STAT_GRIPJ -
+ BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
+ }
+ break;
+
+ case MAC_TYPE_UMAC: /* handled by MSTAT */
+ case MAC_TYPE_XMAC: /* handled by MSTAT */
+ default:
+ mac_addr = port ? GRCBASE_MSTAT1 : GRCBASE_MSTAT0;
+ tx_src_addr_lo = (mac_addr +
+ MSTAT_REG_TX_STAT_GTXPOK_LO) >> 2;
+ rx_src_addr_lo = (mac_addr +
+ MSTAT_REG_RX_STAT_GR64_LO) >> 2;
+ tx_len = sizeof(bp->slowpath->
+ mac_stats.mstat_stats.stats_tx) >> 2;
+ rx_len = sizeof(bp->slowpath->
+ mac_stats.mstat_stats.stats_rx) >> 2;
+ break;
+ }
+
+ /* TX stats */
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = opcode;
+ dmae->src_addr_lo = tx_src_addr_lo;
+ dmae->src_addr_hi = 0;
+ dmae->len = tx_len;
+ dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
+ dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+
+ /* RX stats */
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = opcode;
+ dmae->src_addr_hi = 0;
+ dmae->src_addr_lo = rx_src_addr_lo;
+ dmae->dst_addr_lo =
+ U64_LO(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
+ dmae->dst_addr_hi =
+ U64_HI(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
+ dmae->len = rx_len;
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+ }
+
+ /* NIG */
+ if (!CHIP_IS_E3(bp)) {
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = opcode;
+ dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 :
+ NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2;
+ dmae->src_addr_hi = 0;
+ dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
+ offsetof(struct nig_stats, egress_mac_pkt0_lo));
+ dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
+ offsetof(struct nig_stats, egress_mac_pkt0_lo));
+ dmae->len = (2*sizeof(u32)) >> 2;
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = opcode;
+ dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 :
+ NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2;
+ dmae->src_addr_hi = 0;
+ dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
+ offsetof(struct nig_stats, egress_mac_pkt1_lo));
+ dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
+ offsetof(struct nig_stats, egress_mac_pkt1_lo));
+ dmae->len = (2*sizeof(u32)) >> 2;
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+ }
+
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
+ true, DMAE_COMP_PCI);
+ dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD :
+ NIG_REG_STAT0_BRB_DISCARD) >> 2;
+ dmae->src_addr_hi = 0;
+ dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats));
+ dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats));
+ dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2;
+
+ dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_val = DMAE_COMP_VAL;
+
+ *stats_comp = 0;
+}
+
+static void bnx2x_func_stats_init(struct bnx2x *bp)
+{
+ struct dmae_command *dmae = &bp->stats_dmae;
+ u32 *stats_comp = bnx2x_sp(bp, stats_comp);
+
+ /* sanity */
+ if (!bp->func_stx) {
+ BNX2X_ERR("BUG!\n");
+ return;
+ }
+
+ bp->executer_idx = 0;
+ memset(dmae, 0, sizeof(struct dmae_command));
+
+ dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
+ true, DMAE_COMP_PCI);
+ dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
+ dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
+ dmae->dst_addr_lo = bp->func_stx >> 2;
+ dmae->dst_addr_hi = 0;
+ dmae->len = sizeof(struct host_func_stats) >> 2;
+ dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_val = DMAE_COMP_VAL;
+
+ *stats_comp = 0;
+}
+
+/* should be called under stats_sema */
+static void bnx2x_stats_start(struct bnx2x *bp)
+{
+ if (IS_PF(bp)) {
+ if (bp->port.pmf)
+ bnx2x_port_stats_init(bp);
+
+ else if (bp->func_stx)
+ bnx2x_func_stats_init(bp);
+
+ bnx2x_hw_stats_post(bp);
+ bnx2x_storm_stats_post(bp);
+ }
+}
+
+static void bnx2x_stats_pmf_start(struct bnx2x *bp)
+{
+ bnx2x_stats_comp(bp);
+ bnx2x_stats_pmf_update(bp);
+ bnx2x_stats_start(bp);
+}
+
+static void bnx2x_stats_restart(struct bnx2x *bp)
+{
+ /* vfs travel through here as part of the statistics FSM, but no action
+ * is required
+ */
+ if (IS_VF(bp))
+ return;
+
+ bnx2x_stats_comp(bp);
+ bnx2x_stats_start(bp);
+}
+
+static void bnx2x_bmac_stats_update(struct bnx2x *bp)
+{
+ struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
+ struct bnx2x_eth_stats *estats = &bp->eth_stats;
+ struct {
+ u32 lo;
+ u32 hi;
+ } diff;
+
+ if (CHIP_IS_E1x(bp)) {
+ struct bmac1_stats *new = bnx2x_sp(bp, mac_stats.bmac1_stats);
+
+ /* the macros below will use "bmac1_stats" type */
+ UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
+ UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
+ UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
+ UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
+ UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
+ UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
+ UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
+ UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
+ UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
+
+ UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
+ UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
+ UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
+ UPDATE_STAT64(tx_stat_gt127,
+ tx_stat_etherstatspkts65octetsto127octets);
+ UPDATE_STAT64(tx_stat_gt255,
+ tx_stat_etherstatspkts128octetsto255octets);
+ UPDATE_STAT64(tx_stat_gt511,
+ tx_stat_etherstatspkts256octetsto511octets);
+ UPDATE_STAT64(tx_stat_gt1023,
+ tx_stat_etherstatspkts512octetsto1023octets);
+ UPDATE_STAT64(tx_stat_gt1518,
+ tx_stat_etherstatspkts1024octetsto1522octets);
+ UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
+ UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
+ UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
+ UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
+ UPDATE_STAT64(tx_stat_gterr,
+ tx_stat_dot3statsinternalmactransmiterrors);
+ UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
+
+ } else {
+ struct bmac2_stats *new = bnx2x_sp(bp, mac_stats.bmac2_stats);
+
+ /* the macros below will use "bmac2_stats" type */
+ UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
+ UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
+ UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
+ UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
+ UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
+ UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
+ UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
+ UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
+ UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
+ UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
+ UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
+ UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
+ UPDATE_STAT64(tx_stat_gt127,
+ tx_stat_etherstatspkts65octetsto127octets);
+ UPDATE_STAT64(tx_stat_gt255,
+ tx_stat_etherstatspkts128octetsto255octets);
+ UPDATE_STAT64(tx_stat_gt511,
+ tx_stat_etherstatspkts256octetsto511octets);
+ UPDATE_STAT64(tx_stat_gt1023,
+ tx_stat_etherstatspkts512octetsto1023octets);
+ UPDATE_STAT64(tx_stat_gt1518,
+ tx_stat_etherstatspkts1024octetsto1522octets);
+ UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
+ UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
+ UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
+ UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
+ UPDATE_STAT64(tx_stat_gterr,
+ tx_stat_dot3statsinternalmactransmiterrors);
+ UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
+
+ /* collect PFC stats */
+ pstats->pfc_frames_tx_hi = new->tx_stat_gtpp_hi;
+ pstats->pfc_frames_tx_lo = new->tx_stat_gtpp_lo;
+
+ pstats->pfc_frames_rx_hi = new->rx_stat_grpp_hi;
+ pstats->pfc_frames_rx_lo = new->rx_stat_grpp_lo;
+ }
+
+ estats->pause_frames_received_hi =
+ pstats->mac_stx[1].rx_stat_mac_xpf_hi;
+ estats->pause_frames_received_lo =
+ pstats->mac_stx[1].rx_stat_mac_xpf_lo;
+
+ estats->pause_frames_sent_hi =
+ pstats->mac_stx[1].tx_stat_outxoffsent_hi;
+ estats->pause_frames_sent_lo =
+ pstats->mac_stx[1].tx_stat_outxoffsent_lo;
+
+ estats->pfc_frames_received_hi =
+ pstats->pfc_frames_rx_hi;
+ estats->pfc_frames_received_lo =
+ pstats->pfc_frames_rx_lo;
+ estats->pfc_frames_sent_hi =
+ pstats->pfc_frames_tx_hi;
+ estats->pfc_frames_sent_lo =
+ pstats->pfc_frames_tx_lo;
+}
+
+static void bnx2x_mstat_stats_update(struct bnx2x *bp)
+{
+ struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
+ struct bnx2x_eth_stats *estats = &bp->eth_stats;
+
+ struct mstat_stats *new = bnx2x_sp(bp, mac_stats.mstat_stats);
+
+ ADD_STAT64(stats_rx.rx_grerb, rx_stat_ifhcinbadoctets);
+ ADD_STAT64(stats_rx.rx_grfcs, rx_stat_dot3statsfcserrors);
+ ADD_STAT64(stats_rx.rx_grund, rx_stat_etherstatsundersizepkts);
+ ADD_STAT64(stats_rx.rx_grovr, rx_stat_dot3statsframestoolong);
+ ADD_STAT64(stats_rx.rx_grfrg, rx_stat_etherstatsfragments);
+ ADD_STAT64(stats_rx.rx_grxcf, rx_stat_maccontrolframesreceived);
+ ADD_STAT64(stats_rx.rx_grxpf, rx_stat_xoffstateentered);
+ ADD_STAT64(stats_rx.rx_grxpf, rx_stat_mac_xpf);
+ ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_outxoffsent);
+ ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_flowcontroldone);
+
+ /* collect pfc stats */
+ ADD_64(pstats->pfc_frames_tx_hi, new->stats_tx.tx_gtxpp_hi,
+ pstats->pfc_frames_tx_lo, new->stats_tx.tx_gtxpp_lo);
+ ADD_64(pstats->pfc_frames_rx_hi, new->stats_rx.rx_grxpp_hi,
+ pstats->pfc_frames_rx_lo, new->stats_rx.rx_grxpp_lo);
+
+ ADD_STAT64(stats_tx.tx_gt64, tx_stat_etherstatspkts64octets);
+ ADD_STAT64(stats_tx.tx_gt127,
+ tx_stat_etherstatspkts65octetsto127octets);
+ ADD_STAT64(stats_tx.tx_gt255,
+ tx_stat_etherstatspkts128octetsto255octets);
+ ADD_STAT64(stats_tx.tx_gt511,
+ tx_stat_etherstatspkts256octetsto511octets);
+ ADD_STAT64(stats_tx.tx_gt1023,
+ tx_stat_etherstatspkts512octetsto1023octets);
+ ADD_STAT64(stats_tx.tx_gt1518,
+ tx_stat_etherstatspkts1024octetsto1522octets);
+ ADD_STAT64(stats_tx.tx_gt2047, tx_stat_mac_2047);
+
+ ADD_STAT64(stats_tx.tx_gt4095, tx_stat_mac_4095);
+ ADD_STAT64(stats_tx.tx_gt9216, tx_stat_mac_9216);
+ ADD_STAT64(stats_tx.tx_gt16383, tx_stat_mac_16383);
+
+ ADD_STAT64(stats_tx.tx_gterr,
+ tx_stat_dot3statsinternalmactransmiterrors);
+ ADD_STAT64(stats_tx.tx_gtufl, tx_stat_mac_ufl);
+
+ estats->etherstatspkts1024octetsto1522octets_hi =
+ pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_hi;
+ estats->etherstatspkts1024octetsto1522octets_lo =
+ pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_lo;
+
+ estats->etherstatspktsover1522octets_hi =
+ pstats->mac_stx[1].tx_stat_mac_2047_hi;
+ estats->etherstatspktsover1522octets_lo =
+ pstats->mac_stx[1].tx_stat_mac_2047_lo;
+
+ ADD_64(estats->etherstatspktsover1522octets_hi,
+ pstats->mac_stx[1].tx_stat_mac_4095_hi,
+ estats->etherstatspktsover1522octets_lo,
+ pstats->mac_stx[1].tx_stat_mac_4095_lo);
+
+ ADD_64(estats->etherstatspktsover1522octets_hi,
+ pstats->mac_stx[1].tx_stat_mac_9216_hi,
+ estats->etherstatspktsover1522octets_lo,
+ pstats->mac_stx[1].tx_stat_mac_9216_lo);
+
+ ADD_64(estats->etherstatspktsover1522octets_hi,
+ pstats->mac_stx[1].tx_stat_mac_16383_hi,
+ estats->etherstatspktsover1522octets_lo,
+ pstats->mac_stx[1].tx_stat_mac_16383_lo);
+
+ estats->pause_frames_received_hi =
+ pstats->mac_stx[1].rx_stat_mac_xpf_hi;
+ estats->pause_frames_received_lo =
+ pstats->mac_stx[1].rx_stat_mac_xpf_lo;
+
+ estats->pause_frames_sent_hi =
+ pstats->mac_stx[1].tx_stat_outxoffsent_hi;
+ estats->pause_frames_sent_lo =
+ pstats->mac_stx[1].tx_stat_outxoffsent_lo;
+
+ estats->pfc_frames_received_hi =
+ pstats->pfc_frames_rx_hi;
+ estats->pfc_frames_received_lo =
+ pstats->pfc_frames_rx_lo;
+ estats->pfc_frames_sent_hi =
+ pstats->pfc_frames_tx_hi;
+ estats->pfc_frames_sent_lo =
+ pstats->pfc_frames_tx_lo;
+}
+
+static void bnx2x_emac_stats_update(struct bnx2x *bp)
+{
+ struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats);
+ struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
+ struct bnx2x_eth_stats *estats = &bp->eth_stats;
+
+ UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets);
+ UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets);
+ UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors);
+ UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors);
+ UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors);
+ UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors);
+ UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts);
+ UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong);
+ UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments);
+ UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers);
+ UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived);
+ UPDATE_EXTEND_STAT(rx_stat_xoffstateentered);
+ UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived);
+ UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived);
+ UPDATE_EXTEND_STAT(tx_stat_outxonsent);
+ UPDATE_EXTEND_STAT(tx_stat_outxoffsent);
+ UPDATE_EXTEND_STAT(tx_stat_flowcontroldone);
+ UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions);
+ UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes);
+ UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes);
+ UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions);
+ UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions);
+ UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions);
+ UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets);
+ UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets);
+ UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets);
+ UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets);
+ UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets);
+ UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets);
+ UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets);
+ UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors);
+
+ estats->pause_frames_received_hi =
+ pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi;
+ estats->pause_frames_received_lo =
+ pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo;
+ ADD_64(estats->pause_frames_received_hi,
+ pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi,
+ estats->pause_frames_received_lo,
+ pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo);
+
+ estats->pause_frames_sent_hi =
+ pstats->mac_stx[1].tx_stat_outxonsent_hi;
+ estats->pause_frames_sent_lo =
+ pstats->mac_stx[1].tx_stat_outxonsent_lo;
+ ADD_64(estats->pause_frames_sent_hi,
+ pstats->mac_stx[1].tx_stat_outxoffsent_hi,
+ estats->pause_frames_sent_lo,
+ pstats->mac_stx[1].tx_stat_outxoffsent_lo);
+}
+
+static int bnx2x_hw_stats_update(struct bnx2x *bp)
+{
+ struct nig_stats *new = bnx2x_sp(bp, nig_stats);
+ struct nig_stats *old = &(bp->port.old_nig_stats);
+ struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
+ struct bnx2x_eth_stats *estats = &bp->eth_stats;
+ struct {
+ u32 lo;
+ u32 hi;
+ } diff;
+
+ switch (bp->link_vars.mac_type) {
+ case MAC_TYPE_BMAC:
+ bnx2x_bmac_stats_update(bp);
+ break;
+
+ case MAC_TYPE_EMAC:
+ bnx2x_emac_stats_update(bp);
+ break;
+
+ case MAC_TYPE_UMAC:
+ case MAC_TYPE_XMAC:
+ bnx2x_mstat_stats_update(bp);
+ break;
+
+ case MAC_TYPE_NONE: /* unreached */
+ DP(BNX2X_MSG_STATS,
+ "stats updated by DMAE but no MAC active\n");
+ return -1;
+
+ default: /* unreached */
+ BNX2X_ERR("Unknown MAC type\n");
+ }
+
+ ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo,
+ new->brb_discard - old->brb_discard);
+ ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo,
+ new->brb_truncate - old->brb_truncate);
+
+ if (!CHIP_IS_E3(bp)) {
+ UPDATE_STAT64_NIG(egress_mac_pkt0,
+ etherstatspkts1024octetsto1522octets);
+ UPDATE_STAT64_NIG(egress_mac_pkt1,
+ etherstatspktsover1522octets);
+ }
+
+ memcpy(old, new, sizeof(struct nig_stats));
+
+ 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)) {
+ u32 lpi_reg = BP_PORT(bp) ? MISC_REG_CPMU_LP_SM_ENT_CNT_P1
+ : MISC_REG_CPMU_LP_SM_ENT_CNT_P0;
+ estats->eee_tx_lpi += REG_RD(bp, lpi_reg);
+ }
+
+ if (!BP_NOMCP(bp)) {
+ u32 nig_timer_max =
+ SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer);
+ if (nig_timer_max != estats->nig_timer_max) {
+ estats->nig_timer_max = nig_timer_max;
+ BNX2X_ERR("NIG timer max (%u)\n",
+ estats->nig_timer_max);
+ }
+ }
+
+ return 0;
+}
+
+static int bnx2x_storm_stats_validate_counters(struct bnx2x *bp)
+{
+ struct stats_counter *counters = &bp->fw_stats_data->storm_counters;
+ u16 cur_stats_counter;
+ /* Make sure we use the value of the counter
+ * used for sending the last stats ramrod.
+ */
+ cur_stats_counter = bp->stats_counter - 1;
+
+ /* are storm stats valid? */
+ if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) {
+ DP(BNX2X_MSG_STATS,
+ "stats not updated by xstorm xstorm counter (0x%x) != stats_counter (0x%x)\n",
+ le16_to_cpu(counters->xstats_counter), bp->stats_counter);
+ return -EAGAIN;
+ }
+
+ if (le16_to_cpu(counters->ustats_counter) != cur_stats_counter) {
+ DP(BNX2X_MSG_STATS,
+ "stats not updated by ustorm ustorm counter (0x%x) != stats_counter (0x%x)\n",
+ le16_to_cpu(counters->ustats_counter), bp->stats_counter);
+ return -EAGAIN;
+ }
+
+ if (le16_to_cpu(counters->cstats_counter) != cur_stats_counter) {
+ DP(BNX2X_MSG_STATS,
+ "stats not updated by cstorm cstorm counter (0x%x) != stats_counter (0x%x)\n",
+ le16_to_cpu(counters->cstats_counter), bp->stats_counter);
+ return -EAGAIN;
+ }
+
+ if (le16_to_cpu(counters->tstats_counter) != cur_stats_counter) {
+ DP(BNX2X_MSG_STATS,
+ "stats not updated by tstorm tstorm counter (0x%x) != stats_counter (0x%x)\n",
+ le16_to_cpu(counters->tstats_counter), bp->stats_counter);
+ return -EAGAIN;
+ }
+ return 0;
+}
+
+static int bnx2x_storm_stats_update(struct bnx2x *bp)
+{
+ struct tstorm_per_port_stats *tport =
+ &bp->fw_stats_data->port.tstorm_port_statistics;
+ struct tstorm_per_pf_stats *tfunc =
+ &bp->fw_stats_data->pf.tstorm_pf_statistics;
+ struct host_func_stats *fstats = &bp->func_stats;
+ struct bnx2x_eth_stats *estats = &bp->eth_stats;
+ struct bnx2x_eth_stats_old *estats_old = &bp->eth_stats_old;
+ int i;
+
+ /* vfs stat counter is managed by pf */
+ if (IS_PF(bp) && bnx2x_storm_stats_validate_counters(bp))
+ return -EAGAIN;
+
+ estats->error_bytes_received_hi = 0;
+ estats->error_bytes_received_lo = 0;
+
+ for_each_eth_queue(bp, i) {
+ struct bnx2x_fastpath *fp = &bp->fp[i];
+ struct tstorm_per_queue_stats *tclient =
+ &bp->fw_stats_data->queue_stats[i].
+ tstorm_queue_statistics;
+ struct tstorm_per_queue_stats *old_tclient =
+ &bnx2x_fp_stats(bp, fp)->old_tclient;
+ struct ustorm_per_queue_stats *uclient =
+ &bp->fw_stats_data->queue_stats[i].
+ ustorm_queue_statistics;
+ struct ustorm_per_queue_stats *old_uclient =
+ &bnx2x_fp_stats(bp, fp)->old_uclient;
+ struct xstorm_per_queue_stats *xclient =
+ &bp->fw_stats_data->queue_stats[i].
+ xstorm_queue_statistics;
+ struct xstorm_per_queue_stats *old_xclient =
+ &bnx2x_fp_stats(bp, fp)->old_xclient;
+ struct bnx2x_eth_q_stats *qstats =
+ &bnx2x_fp_stats(bp, fp)->eth_q_stats;
+ struct bnx2x_eth_q_stats_old *qstats_old =
+ &bnx2x_fp_stats(bp, fp)->eth_q_stats_old;
+
+ u32 diff;
+
+ DP(BNX2X_MSG_STATS, "queue[%d]: ucast_sent 0x%x, bcast_sent 0x%x mcast_sent 0x%x\n",
+ i, xclient->ucast_pkts_sent,
+ xclient->bcast_pkts_sent, xclient->mcast_pkts_sent);
+
+ DP(BNX2X_MSG_STATS, "---------------\n");
+
+ UPDATE_QSTAT(tclient->rcv_bcast_bytes,
+ total_broadcast_bytes_received);
+ UPDATE_QSTAT(tclient->rcv_mcast_bytes,
+ total_multicast_bytes_received);
+ UPDATE_QSTAT(tclient->rcv_ucast_bytes,
+ total_unicast_bytes_received);
+
+ /*
+ * sum to total_bytes_received all
+ * unicast/multicast/broadcast
+ */
+ qstats->total_bytes_received_hi =
+ qstats->total_broadcast_bytes_received_hi;
+ qstats->total_bytes_received_lo =
+ qstats->total_broadcast_bytes_received_lo;
+
+ ADD_64(qstats->total_bytes_received_hi,
+ qstats->total_multicast_bytes_received_hi,
+ qstats->total_bytes_received_lo,
+ qstats->total_multicast_bytes_received_lo);
+
+ ADD_64(qstats->total_bytes_received_hi,
+ qstats->total_unicast_bytes_received_hi,
+ qstats->total_bytes_received_lo,
+ qstats->total_unicast_bytes_received_lo);
+
+ qstats->valid_bytes_received_hi =
+ qstats->total_bytes_received_hi;
+ qstats->valid_bytes_received_lo =
+ qstats->total_bytes_received_lo;
+
+ UPDATE_EXTEND_TSTAT(rcv_ucast_pkts,
+ total_unicast_packets_received);
+ UPDATE_EXTEND_TSTAT(rcv_mcast_pkts,
+ total_multicast_packets_received);
+ UPDATE_EXTEND_TSTAT(rcv_bcast_pkts,
+ total_broadcast_packets_received);
+ UPDATE_EXTEND_E_TSTAT(pkts_too_big_discard,
+ etherstatsoverrsizepkts, 32);
+ UPDATE_EXTEND_E_TSTAT(no_buff_discard, no_buff_discard, 16);
+
+ SUB_EXTEND_USTAT(ucast_no_buff_pkts,
+ total_unicast_packets_received);
+ SUB_EXTEND_USTAT(mcast_no_buff_pkts,
+ total_multicast_packets_received);
+ SUB_EXTEND_USTAT(bcast_no_buff_pkts,
+ total_broadcast_packets_received);
+ UPDATE_EXTEND_E_USTAT(ucast_no_buff_pkts, no_buff_discard);
+ UPDATE_EXTEND_E_USTAT(mcast_no_buff_pkts, no_buff_discard);
+ UPDATE_EXTEND_E_USTAT(bcast_no_buff_pkts, no_buff_discard);
+
+ UPDATE_QSTAT(xclient->bcast_bytes_sent,
+ total_broadcast_bytes_transmitted);
+ UPDATE_QSTAT(xclient->mcast_bytes_sent,
+ total_multicast_bytes_transmitted);
+ UPDATE_QSTAT(xclient->ucast_bytes_sent,
+ total_unicast_bytes_transmitted);
+
+ /*
+ * sum to total_bytes_transmitted all
+ * unicast/multicast/broadcast
+ */
+ qstats->total_bytes_transmitted_hi =
+ qstats->total_unicast_bytes_transmitted_hi;
+ qstats->total_bytes_transmitted_lo =
+ qstats->total_unicast_bytes_transmitted_lo;
+
+ ADD_64(qstats->total_bytes_transmitted_hi,
+ qstats->total_broadcast_bytes_transmitted_hi,
+ qstats->total_bytes_transmitted_lo,
+ qstats->total_broadcast_bytes_transmitted_lo);
+
+ ADD_64(qstats->total_bytes_transmitted_hi,
+ qstats->total_multicast_bytes_transmitted_hi,
+ qstats->total_bytes_transmitted_lo,
+ qstats->total_multicast_bytes_transmitted_lo);
+
+ UPDATE_EXTEND_XSTAT(ucast_pkts_sent,
+ total_unicast_packets_transmitted);
+ UPDATE_EXTEND_XSTAT(mcast_pkts_sent,
+ total_multicast_packets_transmitted);
+ UPDATE_EXTEND_XSTAT(bcast_pkts_sent,
+ total_broadcast_packets_transmitted);
+
+ UPDATE_EXTEND_TSTAT(checksum_discard,
+ total_packets_received_checksum_discarded);
+ UPDATE_EXTEND_TSTAT(ttl0_discard,
+ total_packets_received_ttl0_discarded);
+
+ UPDATE_EXTEND_XSTAT(error_drop_pkts,
+ total_transmitted_dropped_packets_error);
+
+ /* TPA aggregations completed */
+ UPDATE_EXTEND_E_USTAT(coalesced_events, total_tpa_aggregations);
+ /* Number of network frames aggregated by TPA */
+ UPDATE_EXTEND_E_USTAT(coalesced_pkts,
+ total_tpa_aggregated_frames);
+ /* Total number of bytes in completed TPA aggregations */
+ UPDATE_QSTAT(uclient->coalesced_bytes, total_tpa_bytes);
+
+ UPDATE_ESTAT_QSTAT_64(total_tpa_bytes);
+
+ UPDATE_FSTAT_QSTAT(total_bytes_received);
+ UPDATE_FSTAT_QSTAT(total_bytes_transmitted);
+ UPDATE_FSTAT_QSTAT(total_unicast_packets_received);
+ UPDATE_FSTAT_QSTAT(total_multicast_packets_received);
+ UPDATE_FSTAT_QSTAT(total_broadcast_packets_received);
+ UPDATE_FSTAT_QSTAT(total_unicast_packets_transmitted);
+ UPDATE_FSTAT_QSTAT(total_multicast_packets_transmitted);
+ UPDATE_FSTAT_QSTAT(total_broadcast_packets_transmitted);
+ UPDATE_FSTAT_QSTAT(valid_bytes_received);
+ }
+
+ ADD_64(estats->total_bytes_received_hi,
+ estats->rx_stat_ifhcinbadoctets_hi,
+ estats->total_bytes_received_lo,
+ estats->rx_stat_ifhcinbadoctets_lo);
+
+ ADD_64_LE(estats->total_bytes_received_hi,
+ tfunc->rcv_error_bytes.hi,
+ estats->total_bytes_received_lo,
+ tfunc->rcv_error_bytes.lo);
+
+ ADD_64_LE(estats->error_bytes_received_hi,
+ tfunc->rcv_error_bytes.hi,
+ estats->error_bytes_received_lo,
+ tfunc->rcv_error_bytes.lo);
+
+ UPDATE_ESTAT(etherstatsoverrsizepkts, rx_stat_dot3statsframestoolong);
+
+ ADD_64(estats->error_bytes_received_hi,
+ estats->rx_stat_ifhcinbadoctets_hi,
+ estats->error_bytes_received_lo,
+ estats->rx_stat_ifhcinbadoctets_lo);
+
+ if (bp->port.pmf) {
+ struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
+ UPDATE_FW_STAT(mac_filter_discard);
+ UPDATE_FW_STAT(mf_tag_discard);
+ UPDATE_FW_STAT(brb_truncate_discard);
+ UPDATE_FW_STAT(mac_discard);
+ }
+
+ fstats->host_func_stats_start = ++fstats->host_func_stats_end;
+
+ bp->stats_pending = 0;
+
+ return 0;
+}
+
+static void bnx2x_net_stats_update(struct bnx2x *bp)
+{
+ struct bnx2x_eth_stats *estats = &bp->eth_stats;
+ struct net_device_stats *nstats = &bp->dev->stats;
+ unsigned long tmp;
+ int i;
+
+ nstats->rx_packets =
+ bnx2x_hilo(&estats->total_unicast_packets_received_hi) +
+ bnx2x_hilo(&estats->total_multicast_packets_received_hi) +
+ bnx2x_hilo(&estats->total_broadcast_packets_received_hi);
+
+ nstats->tx_packets =
+ bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) +
+ bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) +
+ bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi);
+
+ nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
+
+ nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
+
+ tmp = estats->mac_discard;
+ for_each_rx_queue(bp, i) {
+ struct tstorm_per_queue_stats *old_tclient =
+ &bp->fp_stats[i].old_tclient;
+ tmp += le32_to_cpu(old_tclient->checksum_discard);
+ }
+ nstats->rx_dropped = tmp + bp->net_stats_old.rx_dropped;
+
+ nstats->tx_dropped = 0;
+
+ nstats->multicast =
+ bnx2x_hilo(&estats->total_multicast_packets_received_hi);
+
+ nstats->collisions =
+ bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi);
+
+ nstats->rx_length_errors =
+ bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
+ bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi);
+ nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) +
+ bnx2x_hilo(&estats->brb_truncate_hi);
+ nstats->rx_crc_errors =
+ bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi);
+ nstats->rx_frame_errors =
+ bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi);
+ nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi);
+ nstats->rx_missed_errors = 0;
+
+ nstats->rx_errors = nstats->rx_length_errors +
+ nstats->rx_over_errors +
+ nstats->rx_crc_errors +
+ nstats->rx_frame_errors +
+ nstats->rx_fifo_errors +
+ nstats->rx_missed_errors;
+
+ nstats->tx_aborted_errors =
+ bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
+ bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi);
+ nstats->tx_carrier_errors =
+ bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi);
+ nstats->tx_fifo_errors = 0;
+ nstats->tx_heartbeat_errors = 0;
+ nstats->tx_window_errors = 0;
+
+ nstats->tx_errors = nstats->tx_aborted_errors +
+ nstats->tx_carrier_errors +
+ bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi);
+}
+
+static void bnx2x_drv_stats_update(struct bnx2x *bp)
+{
+ struct bnx2x_eth_stats *estats = &bp->eth_stats;
+ int i;
+
+ for_each_queue(bp, i) {
+ struct bnx2x_eth_q_stats *qstats = &bp->fp_stats[i].eth_q_stats;
+ struct bnx2x_eth_q_stats_old *qstats_old =
+ &bp->fp_stats[i].eth_q_stats_old;
+
+ UPDATE_ESTAT_QSTAT(driver_xoff);
+ UPDATE_ESTAT_QSTAT(rx_err_discard_pkt);
+ UPDATE_ESTAT_QSTAT(rx_skb_alloc_failed);
+ UPDATE_ESTAT_QSTAT(hw_csum_err);
+ UPDATE_ESTAT_QSTAT(driver_filtered_tx_pkt);
+ }
+}
+
+static bool bnx2x_edebug_stats_stopped(struct bnx2x *bp)
+{
+ u32 val;
+
+ if (SHMEM2_HAS(bp, edebug_driver_if[1])) {
+ val = SHMEM2_RD(bp, edebug_driver_if[1]);
+
+ if (val == EDEBUG_DRIVER_IF_OP_CODE_DISABLE_STAT)
+ return true;
+ }
+
+ return false;
+}
+
+static void bnx2x_stats_update(struct bnx2x *bp)
+{
+ u32 *stats_comp = bnx2x_sp(bp, stats_comp);
+
+ if (bnx2x_edebug_stats_stopped(bp))
+ return;
+
+ if (IS_PF(bp)) {
+ if (*stats_comp != DMAE_COMP_VAL)
+ return;
+
+ if (bp->port.pmf)
+ bnx2x_hw_stats_update(bp);
+
+ if (bnx2x_storm_stats_update(bp)) {
+ if (bp->stats_pending++ == 3) {
+ BNX2X_ERR("storm stats were not updated for 3 times\n");
+ bnx2x_panic();
+ }
+ return;
+ }
+ } else {
+ /* vf doesn't collect HW statistics, and doesn't get completions
+ * perform only update
+ */
+ bnx2x_storm_stats_update(bp);
+ }
+
+ bnx2x_net_stats_update(bp);
+ bnx2x_drv_stats_update(bp);
+
+ /* vf is done */
+ if (IS_VF(bp))
+ return;
+
+ if (netif_msg_timer(bp)) {
+ struct bnx2x_eth_stats *estats = &bp->eth_stats;
+
+ netdev_dbg(bp->dev, "brb drops %u brb truncate %u\n",
+ estats->brb_drop_lo, estats->brb_truncate_lo);
+ }
+
+ bnx2x_hw_stats_post(bp);
+ bnx2x_storm_stats_post(bp);
+}
+
+static void bnx2x_port_stats_stop(struct bnx2x *bp)
+{
+ struct dmae_command *dmae;
+ u32 opcode;
+ int loader_idx = PMF_DMAE_C(bp);
+ u32 *stats_comp = bnx2x_sp(bp, stats_comp);
+
+ bp->executer_idx = 0;
+
+ opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC, false, 0);
+
+ if (bp->port.port_stx) {
+
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ if (bp->func_stx)
+ dmae->opcode = bnx2x_dmae_opcode_add_comp(
+ opcode, DMAE_COMP_GRC);
+ else
+ dmae->opcode = bnx2x_dmae_opcode_add_comp(
+ opcode, DMAE_COMP_PCI);
+
+ dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
+ dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
+ dmae->dst_addr_lo = bp->port.port_stx >> 2;
+ dmae->dst_addr_hi = 0;
+ dmae->len = bnx2x_get_port_stats_dma_len(bp);
+ if (bp->func_stx) {
+ dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
+ dmae->comp_addr_hi = 0;
+ dmae->comp_val = 1;
+ } else {
+ dmae->comp_addr_lo =
+ U64_LO(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_addr_hi =
+ U64_HI(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_val = DMAE_COMP_VAL;
+
+ *stats_comp = 0;
+ }
+ }
+
+ if (bp->func_stx) {
+
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode =
+ bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
+ dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
+ dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
+ dmae->dst_addr_lo = bp->func_stx >> 2;
+ dmae->dst_addr_hi = 0;
+ dmae->len = sizeof(struct host_func_stats) >> 2;
+ dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_val = DMAE_COMP_VAL;
+
+ *stats_comp = 0;
+ }
+}
+
+static void bnx2x_stats_stop(struct bnx2x *bp)
+{
+ bool update = false;
+
+ bnx2x_stats_comp(bp);
+
+ if (bp->port.pmf)
+ update = (bnx2x_hw_stats_update(bp) == 0);
+
+ update |= (bnx2x_storm_stats_update(bp) == 0);
+
+ if (update) {
+ bnx2x_net_stats_update(bp);
+
+ if (bp->port.pmf)
+ bnx2x_port_stats_stop(bp);
+
+ bnx2x_hw_stats_post(bp);
+ bnx2x_stats_comp(bp);
+ }
+}
+
+static void bnx2x_stats_do_nothing(struct bnx2x *bp)
+{
+}
+
+static const struct {
+ void (*action)(struct bnx2x *bp);
+ enum bnx2x_stats_state next_state;
+} bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = {
+/* state event */
+{
+/* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED},
+/* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED},
+/* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED},
+/* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}
+},
+{
+/* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED},
+/* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED},
+/* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED},
+/* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED}
+}
+};
+
+void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
+{
+ enum bnx2x_stats_state state = bp->stats_state;
+
+ if (unlikely(bp->panic))
+ return;
+
+ /* Statistics update run from timer context, and we don't want to stop
+ * that context in case someone is in the middle of a transition.
+ * For other events, wait a bit until lock is taken.
+ */
+ if (down_trylock(&bp->stats_lock)) {
+ if (event == STATS_EVENT_UPDATE)
+ return;
+
+ DP(BNX2X_MSG_STATS,
+ "Unlikely stats' lock contention [event %d]\n", event);
+ if (unlikely(down_timeout(&bp->stats_lock, HZ / 10))) {
+ BNX2X_ERR("Failed to take stats lock [event %d]\n",
+ event);
+ return;
+ }
+ }
+
+ bnx2x_stats_stm[state][event].action(bp);
+ bp->stats_state = bnx2x_stats_stm[state][event].next_state;
+
+ up(&bp->stats_lock);
+
+ if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
+ DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
+ state, event, bp->stats_state);
+}
+
+static void bnx2x_port_stats_base_init(struct bnx2x *bp)
+{
+ struct dmae_command *dmae;
+ u32 *stats_comp = bnx2x_sp(bp, stats_comp);
+
+ /* sanity */
+ if (!bp->port.pmf || !bp->port.port_stx) {
+ BNX2X_ERR("BUG!\n");
+ return;
+ }
+
+ bp->executer_idx = 0;
+
+ dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+ dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
+ true, DMAE_COMP_PCI);
+ dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
+ dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
+ dmae->dst_addr_lo = bp->port.port_stx >> 2;
+ dmae->dst_addr_hi = 0;
+ dmae->len = bnx2x_get_port_stats_dma_len(bp);
+ dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
+ dmae->comp_val = DMAE_COMP_VAL;
+
+ *stats_comp = 0;
+ bnx2x_hw_stats_post(bp);
+ bnx2x_stats_comp(bp);
+}
+
+/* This function will prepare the statistics ramrod data the way
+ * we will only have to increment the statistics counter and
+ * send the ramrod each time we have to.
+ */
+static void bnx2x_prep_fw_stats_req(struct bnx2x *bp)
+{
+ int i;
+ int first_queue_query_index;
+ struct stats_query_header *stats_hdr = &bp->fw_stats_req->hdr;
+
+ dma_addr_t cur_data_offset;
+ struct stats_query_entry *cur_query_entry;
+
+ stats_hdr->cmd_num = bp->fw_stats_num;
+ stats_hdr->drv_stats_counter = 0;
+
+ /* storm_counters struct contains the counters of completed
+ * statistics requests per storm which are incremented by FW
+ * each time it completes hadning a statistics ramrod. We will
+ * check these counters in the timer handler and discard a
+ * (statistics) ramrod completion.
+ */
+ cur_data_offset = bp->fw_stats_data_mapping +
+ offsetof(struct bnx2x_fw_stats_data, storm_counters);
+
+ stats_hdr->stats_counters_addrs.hi =
+ cpu_to_le32(U64_HI(cur_data_offset));
+ stats_hdr->stats_counters_addrs.lo =
+ cpu_to_le32(U64_LO(cur_data_offset));
+
+ /* prepare to the first stats ramrod (will be completed with
+ * the counters equal to zero) - init counters to somethig different.
+ */
+ memset(&bp->fw_stats_data->storm_counters, 0xff,
+ sizeof(struct stats_counter));
+
+ /**** Port FW statistics data ****/
+ cur_data_offset = bp->fw_stats_data_mapping +
+ offsetof(struct bnx2x_fw_stats_data, port);
+
+ cur_query_entry = &bp->fw_stats_req->query[BNX2X_PORT_QUERY_IDX];
+
+ cur_query_entry->kind = STATS_TYPE_PORT;
+ /* For port query index is a DONT CARE */
+ cur_query_entry->index = BP_PORT(bp);
+ /* For port query funcID is a DONT CARE */
+ cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
+ cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
+ cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
+
+ /**** PF FW statistics data ****/
+ cur_data_offset = bp->fw_stats_data_mapping +
+ offsetof(struct bnx2x_fw_stats_data, pf);
+
+ cur_query_entry = &bp->fw_stats_req->query[BNX2X_PF_QUERY_IDX];
+
+ cur_query_entry->kind = STATS_TYPE_PF;
+ /* For PF query index is a DONT CARE */
+ cur_query_entry->index = BP_PORT(bp);
+ cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
+ cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
+ cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
+
+ /**** FCoE FW statistics data ****/
+ if (!NO_FCOE(bp)) {
+ cur_data_offset = bp->fw_stats_data_mapping +
+ offsetof(struct bnx2x_fw_stats_data, fcoe);
+
+ cur_query_entry =
+ &bp->fw_stats_req->query[BNX2X_FCOE_QUERY_IDX];
+
+ cur_query_entry->kind = STATS_TYPE_FCOE;
+ /* For FCoE query index is a DONT CARE */
+ cur_query_entry->index = BP_PORT(bp);
+ cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
+ cur_query_entry->address.hi =
+ cpu_to_le32(U64_HI(cur_data_offset));
+ cur_query_entry->address.lo =
+ cpu_to_le32(U64_LO(cur_data_offset));
+ }
+
+ /**** Clients' queries ****/
+ cur_data_offset = bp->fw_stats_data_mapping +
+ offsetof(struct bnx2x_fw_stats_data, queue_stats);
+
+ /* first queue query index depends whether FCoE offloaded request will
+ * be included in the ramrod
+ */
+ if (!NO_FCOE(bp))
+ first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX;
+ else
+ first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX - 1;
+
+ for_each_eth_queue(bp, i) {
+ cur_query_entry =
+ &bp->fw_stats_req->
+ query[first_queue_query_index + i];
+
+ cur_query_entry->kind = STATS_TYPE_QUEUE;
+ cur_query_entry->index = bnx2x_stats_id(&bp->fp[i]);
+ cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
+ cur_query_entry->address.hi =
+ cpu_to_le32(U64_HI(cur_data_offset));
+ cur_query_entry->address.lo =
+ cpu_to_le32(U64_LO(cur_data_offset));
+
+ cur_data_offset += sizeof(struct per_queue_stats);
+ }
+
+ /* add FCoE queue query if needed */
+ if (!NO_FCOE(bp)) {
+ cur_query_entry =
+ &bp->fw_stats_req->
+ query[first_queue_query_index + i];
+
+ cur_query_entry->kind = STATS_TYPE_QUEUE;
+ cur_query_entry->index = bnx2x_stats_id(&bp->fp[FCOE_IDX(bp)]);
+ cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
+ cur_query_entry->address.hi =
+ cpu_to_le32(U64_HI(cur_data_offset));
+ cur_query_entry->address.lo =
+ cpu_to_le32(U64_LO(cur_data_offset));
+ }
+}
+
+void bnx2x_memset_stats(struct bnx2x *bp)
+{
+ int i;
+
+ /* function stats */
+ for_each_queue(bp, i) {
+ struct bnx2x_fp_stats *fp_stats = &bp->fp_stats[i];
+
+ memset(&fp_stats->old_tclient, 0,
+ sizeof(fp_stats->old_tclient));
+ memset(&fp_stats->old_uclient, 0,
+ sizeof(fp_stats->old_uclient));
+ memset(&fp_stats->old_xclient, 0,
+ sizeof(fp_stats->old_xclient));
+ if (bp->stats_init) {
+ memset(&fp_stats->eth_q_stats, 0,
+ sizeof(fp_stats->eth_q_stats));
+ memset(&fp_stats->eth_q_stats_old, 0,
+ sizeof(fp_stats->eth_q_stats_old));
+ }
+ }
+
+ memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
+
+ if (bp->stats_init) {
+ memset(&bp->net_stats_old, 0, sizeof(bp->net_stats_old));
+ memset(&bp->fw_stats_old, 0, sizeof(bp->fw_stats_old));
+ memset(&bp->eth_stats_old, 0, sizeof(bp->eth_stats_old));
+ memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
+ memset(&bp->func_stats, 0, sizeof(bp->func_stats));
+ }
+
+ bp->stats_state = STATS_STATE_DISABLED;
+
+ if (bp->port.pmf && bp->port.port_stx)
+ bnx2x_port_stats_base_init(bp);
+
+ /* mark the end of statistics initialization */
+ bp->stats_init = false;
+}
+
+void bnx2x_stats_init(struct bnx2x *bp)
+{
+ int /*abs*/port = BP_PORT(bp);
+ int mb_idx = BP_FW_MB_IDX(bp);
+
+ if (IS_VF(bp)) {
+ bnx2x_memset_stats(bp);
+ return;
+ }
+
+ bp->stats_pending = 0;
+ bp->executer_idx = 0;
+ bp->stats_counter = 0;
+
+ /* port and func stats for management */
+ if (!BP_NOMCP(bp)) {
+ bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx);
+ bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
+
+ } else {
+ bp->port.port_stx = 0;
+ bp->func_stx = 0;
+ }
+ DP(BNX2X_MSG_STATS, "port_stx 0x%x func_stx 0x%x\n",
+ bp->port.port_stx, bp->func_stx);
+
+ /* pmf should retrieve port statistics from SP on a non-init*/
+ if (!bp->stats_init && bp->port.pmf && bp->port.port_stx)
+ bnx2x_stats_handle(bp, STATS_EVENT_PMF);
+
+ port = BP_PORT(bp);
+ /* port stats */
+ memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats));
+ bp->port.old_nig_stats.brb_discard =
+ REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38);
+ bp->port.old_nig_stats.brb_truncate =
+ REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38);
+ if (!CHIP_IS_E3(bp)) {
+ REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50,
+ &(bp->port.old_nig_stats.egress_mac_pkt0_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 net_device_stats *nstats = &bp->dev->stats;
+
+ /* save queue statistics */
+ for_each_eth_queue(bp, i) {
+ struct bnx2x_fastpath *fp = &bp->fp[i];
+ struct bnx2x_eth_q_stats *qstats =
+ &bnx2x_fp_stats(bp, fp)->eth_q_stats;
+ struct bnx2x_eth_q_stats_old *qstats_old =
+ &bnx2x_fp_stats(bp, fp)->eth_q_stats_old;
+
+ UPDATE_QSTAT_OLD(total_unicast_bytes_received_hi);
+ UPDATE_QSTAT_OLD(total_unicast_bytes_received_lo);
+ UPDATE_QSTAT_OLD(total_broadcast_bytes_received_hi);
+ UPDATE_QSTAT_OLD(total_broadcast_bytes_received_lo);
+ UPDATE_QSTAT_OLD(total_multicast_bytes_received_hi);
+ UPDATE_QSTAT_OLD(total_multicast_bytes_received_lo);
+ UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_hi);
+ UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_lo);
+ UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_hi);
+ UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_lo);
+ UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_hi);
+ UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_lo);
+ UPDATE_QSTAT_OLD(total_tpa_bytes_hi);
+ UPDATE_QSTAT_OLD(total_tpa_bytes_lo);
+ }
+
+ /* save net_device_stats statistics */
+ bp->net_stats_old.rx_dropped = nstats->rx_dropped;
+
+ /* store port firmware statistics */
+ if (bp->port.pmf && IS_MF(bp)) {
+ struct bnx2x_eth_stats *estats = &bp->eth_stats;
+ struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
+ UPDATE_FW_STAT_OLD(mac_filter_discard);
+ UPDATE_FW_STAT_OLD(mf_tag_discard);
+ UPDATE_FW_STAT_OLD(brb_truncate_discard);
+ UPDATE_FW_STAT_OLD(mac_discard);
+ }
+}
+
+void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats,
+ u32 stats_type)
+{
+ int i;
+ struct afex_stats *afex_stats = (struct afex_stats *)void_afex_stats;
+ struct bnx2x_eth_stats *estats = &bp->eth_stats;
+ struct per_queue_stats *fcoe_q_stats =
+ &bp->fw_stats_data->queue_stats[FCOE_IDX(bp)];
+
+ struct tstorm_per_queue_stats *fcoe_q_tstorm_stats =
+ &fcoe_q_stats->tstorm_queue_statistics;
+
+ struct ustorm_per_queue_stats *fcoe_q_ustorm_stats =
+ &fcoe_q_stats->ustorm_queue_statistics;
+
+ struct xstorm_per_queue_stats *fcoe_q_xstorm_stats =
+ &fcoe_q_stats->xstorm_queue_statistics;
+
+ struct fcoe_statistics_params *fw_fcoe_stat =
+ &bp->fw_stats_data->fcoe;
+
+ memset(afex_stats, 0, sizeof(struct afex_stats));
+
+ for_each_eth_queue(bp, i) {
+ struct bnx2x_eth_q_stats *qstats = &bp->fp_stats[i].eth_q_stats;
+
+ ADD_64(afex_stats->rx_unicast_bytes_hi,
+ qstats->total_unicast_bytes_received_hi,
+ afex_stats->rx_unicast_bytes_lo,
+ qstats->total_unicast_bytes_received_lo);
+
+ ADD_64(afex_stats->rx_broadcast_bytes_hi,
+ qstats->total_broadcast_bytes_received_hi,
+ afex_stats->rx_broadcast_bytes_lo,
+ qstats->total_broadcast_bytes_received_lo);
+
+ ADD_64(afex_stats->rx_multicast_bytes_hi,
+ qstats->total_multicast_bytes_received_hi,
+ afex_stats->rx_multicast_bytes_lo,
+ qstats->total_multicast_bytes_received_lo);
+
+ ADD_64(afex_stats->rx_unicast_frames_hi,
+ qstats->total_unicast_packets_received_hi,
+ afex_stats->rx_unicast_frames_lo,
+ qstats->total_unicast_packets_received_lo);
+
+ ADD_64(afex_stats->rx_broadcast_frames_hi,
+ qstats->total_broadcast_packets_received_hi,
+ afex_stats->rx_broadcast_frames_lo,
+ qstats->total_broadcast_packets_received_lo);
+
+ ADD_64(afex_stats->rx_multicast_frames_hi,
+ qstats->total_multicast_packets_received_hi,
+ afex_stats->rx_multicast_frames_lo,
+ qstats->total_multicast_packets_received_lo);
+
+ /* sum to rx_frames_discarded all discraded
+ * packets due to size, ttl0 and checksum
+ */
+ ADD_64(afex_stats->rx_frames_discarded_hi,
+ qstats->total_packets_received_checksum_discarded_hi,
+ afex_stats->rx_frames_discarded_lo,
+ qstats->total_packets_received_checksum_discarded_lo);
+
+ ADD_64(afex_stats->rx_frames_discarded_hi,
+ qstats->total_packets_received_ttl0_discarded_hi,
+ afex_stats->rx_frames_discarded_lo,
+ qstats->total_packets_received_ttl0_discarded_lo);
+
+ ADD_64(afex_stats->rx_frames_discarded_hi,
+ qstats->etherstatsoverrsizepkts_hi,
+ afex_stats->rx_frames_discarded_lo,
+ qstats->etherstatsoverrsizepkts_lo);
+
+ ADD_64(afex_stats->rx_frames_dropped_hi,
+ qstats->no_buff_discard_hi,
+ afex_stats->rx_frames_dropped_lo,
+ qstats->no_buff_discard_lo);
+
+ ADD_64(afex_stats->tx_unicast_bytes_hi,
+ qstats->total_unicast_bytes_transmitted_hi,
+ afex_stats->tx_unicast_bytes_lo,
+ qstats->total_unicast_bytes_transmitted_lo);
+
+ ADD_64(afex_stats->tx_broadcast_bytes_hi,
+ qstats->total_broadcast_bytes_transmitted_hi,
+ afex_stats->tx_broadcast_bytes_lo,
+ qstats->total_broadcast_bytes_transmitted_lo);
+
+ ADD_64(afex_stats->tx_multicast_bytes_hi,
+ qstats->total_multicast_bytes_transmitted_hi,
+ afex_stats->tx_multicast_bytes_lo,
+ qstats->total_multicast_bytes_transmitted_lo);
+
+ ADD_64(afex_stats->tx_unicast_frames_hi,
+ qstats->total_unicast_packets_transmitted_hi,
+ afex_stats->tx_unicast_frames_lo,
+ qstats->total_unicast_packets_transmitted_lo);
+
+ ADD_64(afex_stats->tx_broadcast_frames_hi,
+ qstats->total_broadcast_packets_transmitted_hi,
+ afex_stats->tx_broadcast_frames_lo,
+ qstats->total_broadcast_packets_transmitted_lo);
+
+ ADD_64(afex_stats->tx_multicast_frames_hi,
+ qstats->total_multicast_packets_transmitted_hi,
+ afex_stats->tx_multicast_frames_lo,
+ qstats->total_multicast_packets_transmitted_lo);
+
+ ADD_64(afex_stats->tx_frames_dropped_hi,
+ qstats->total_transmitted_dropped_packets_error_hi,
+ afex_stats->tx_frames_dropped_lo,
+ qstats->total_transmitted_dropped_packets_error_lo);
+ }
+
+ /* now add FCoE statistics which are collected separately
+ * (both offloaded and non offloaded)
+ */
+ if (!NO_FCOE(bp)) {
+ ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
+ LE32_0,
+ afex_stats->rx_unicast_bytes_lo,
+ fw_fcoe_stat->rx_stat0.fcoe_rx_byte_cnt);
+
+ ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
+ fcoe_q_tstorm_stats->rcv_ucast_bytes.hi,
+ afex_stats->rx_unicast_bytes_lo,
+ fcoe_q_tstorm_stats->rcv_ucast_bytes.lo);
+
+ ADD_64_LE(afex_stats->rx_broadcast_bytes_hi,
+ fcoe_q_tstorm_stats->rcv_bcast_bytes.hi,
+ afex_stats->rx_broadcast_bytes_lo,
+ fcoe_q_tstorm_stats->rcv_bcast_bytes.lo);
+
+ ADD_64_LE(afex_stats->rx_multicast_bytes_hi,
+ fcoe_q_tstorm_stats->rcv_mcast_bytes.hi,
+ afex_stats->rx_multicast_bytes_lo,
+ fcoe_q_tstorm_stats->rcv_mcast_bytes.lo);
+
+ ADD_64_LE(afex_stats->rx_unicast_frames_hi,
+ LE32_0,
+ afex_stats->rx_unicast_frames_lo,
+ fw_fcoe_stat->rx_stat0.fcoe_rx_pkt_cnt);
+
+ ADD_64_LE(afex_stats->rx_unicast_frames_hi,
+ LE32_0,
+ afex_stats->rx_unicast_frames_lo,
+ fcoe_q_tstorm_stats->rcv_ucast_pkts);
+
+ ADD_64_LE(afex_stats->rx_broadcast_frames_hi,
+ LE32_0,
+ afex_stats->rx_broadcast_frames_lo,
+ fcoe_q_tstorm_stats->rcv_bcast_pkts);
+
+ ADD_64_LE(afex_stats->rx_multicast_frames_hi,
+ LE32_0,
+ afex_stats->rx_multicast_frames_lo,
+ fcoe_q_tstorm_stats->rcv_ucast_pkts);
+
+ ADD_64_LE(afex_stats->rx_frames_discarded_hi,
+ LE32_0,
+ afex_stats->rx_frames_discarded_lo,
+ fcoe_q_tstorm_stats->checksum_discard);
+
+ ADD_64_LE(afex_stats->rx_frames_discarded_hi,
+ LE32_0,
+ afex_stats->rx_frames_discarded_lo,
+ fcoe_q_tstorm_stats->pkts_too_big_discard);
+
+ ADD_64_LE(afex_stats->rx_frames_discarded_hi,
+ LE32_0,
+ afex_stats->rx_frames_discarded_lo,
+ fcoe_q_tstorm_stats->ttl0_discard);
+
+ ADD_64_LE16(afex_stats->rx_frames_dropped_hi,
+ LE16_0,
+ afex_stats->rx_frames_dropped_lo,
+ fcoe_q_tstorm_stats->no_buff_discard);
+
+ ADD_64_LE(afex_stats->rx_frames_dropped_hi,
+ LE32_0,
+ afex_stats->rx_frames_dropped_lo,
+ fcoe_q_ustorm_stats->ucast_no_buff_pkts);
+
+ ADD_64_LE(afex_stats->rx_frames_dropped_hi,
+ LE32_0,
+ afex_stats->rx_frames_dropped_lo,
+ fcoe_q_ustorm_stats->mcast_no_buff_pkts);
+
+ ADD_64_LE(afex_stats->rx_frames_dropped_hi,
+ LE32_0,
+ afex_stats->rx_frames_dropped_lo,
+ fcoe_q_ustorm_stats->bcast_no_buff_pkts);
+
+ ADD_64_LE(afex_stats->rx_frames_dropped_hi,
+ LE32_0,
+ afex_stats->rx_frames_dropped_lo,
+ fw_fcoe_stat->rx_stat1.fcoe_rx_drop_pkt_cnt);
+
+ ADD_64_LE(afex_stats->rx_frames_dropped_hi,
+ LE32_0,
+ afex_stats->rx_frames_dropped_lo,
+ fw_fcoe_stat->rx_stat2.fcoe_rx_drop_pkt_cnt);
+
+ ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
+ LE32_0,
+ afex_stats->tx_unicast_bytes_lo,
+ fw_fcoe_stat->tx_stat.fcoe_tx_byte_cnt);
+
+ ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
+ fcoe_q_xstorm_stats->ucast_bytes_sent.hi,
+ afex_stats->tx_unicast_bytes_lo,
+ fcoe_q_xstorm_stats->ucast_bytes_sent.lo);
+
+ ADD_64_LE(afex_stats->tx_broadcast_bytes_hi,
+ fcoe_q_xstorm_stats->bcast_bytes_sent.hi,
+ afex_stats->tx_broadcast_bytes_lo,
+ fcoe_q_xstorm_stats->bcast_bytes_sent.lo);
+
+ ADD_64_LE(afex_stats->tx_multicast_bytes_hi,
+ fcoe_q_xstorm_stats->mcast_bytes_sent.hi,
+ afex_stats->tx_multicast_bytes_lo,
+ fcoe_q_xstorm_stats->mcast_bytes_sent.lo);
+
+ ADD_64_LE(afex_stats->tx_unicast_frames_hi,
+ LE32_0,
+ afex_stats->tx_unicast_frames_lo,
+ fw_fcoe_stat->tx_stat.fcoe_tx_pkt_cnt);
+
+ ADD_64_LE(afex_stats->tx_unicast_frames_hi,
+ LE32_0,
+ afex_stats->tx_unicast_frames_lo,
+ fcoe_q_xstorm_stats->ucast_pkts_sent);
+
+ ADD_64_LE(afex_stats->tx_broadcast_frames_hi,
+ LE32_0,
+ afex_stats->tx_broadcast_frames_lo,
+ fcoe_q_xstorm_stats->bcast_pkts_sent);
+
+ ADD_64_LE(afex_stats->tx_multicast_frames_hi,
+ LE32_0,
+ afex_stats->tx_multicast_frames_lo,
+ fcoe_q_xstorm_stats->mcast_pkts_sent);
+
+ ADD_64_LE(afex_stats->tx_frames_dropped_hi,
+ LE32_0,
+ afex_stats->tx_frames_dropped_lo,
+ fcoe_q_xstorm_stats->error_drop_pkts);
+ }
+
+ /* if port stats are requested, add them to the PMF
+ * stats, as anyway they will be accumulated by the
+ * MCP before sent to the switch
+ */
+ if ((bp->port.pmf) && (stats_type == VICSTATST_UIF_INDEX)) {
+ ADD_64(afex_stats->rx_frames_dropped_hi,
+ 0,
+ afex_stats->rx_frames_dropped_lo,
+ estats->mac_filter_discard);
+ ADD_64(afex_stats->rx_frames_dropped_hi,
+ 0,
+ afex_stats->rx_frames_dropped_lo,
+ estats->brb_truncate_discard);
+ ADD_64(afex_stats->rx_frames_discarded_hi,
+ 0,
+ afex_stats->rx_frames_discarded_lo,
+ estats->mac_discard);
+ }
+}
+
+int bnx2x_stats_safe_exec(struct bnx2x *bp,
+ void (func_to_exec)(void *cookie),
+ void *cookie)
+{
+ int cnt = 10, rc = 0;
+
+ /* Wait for statistics to end [while blocking further requests],
+ * then run supplied function 'safely'.
+ */
+ rc = down_timeout(&bp->stats_lock, HZ / 10);
+ if (unlikely(rc)) {
+ BNX2X_ERR("Failed to take statistics lock for safe execution\n");
+ goto out_no_lock;
+ }
+
+ bnx2x_stats_comp(bp);
+ while (bp->stats_pending && cnt--)
+ if (bnx2x_storm_stats_update(bp))
+ usleep_range(1000, 2000);
+ if (bp->stats_pending) {
+ BNX2X_ERR("Failed to wait for stats pending to clear [possibly FW is stuck]\n");
+ rc = -EBUSY;
+ goto out;
+ }
+
+ func_to_exec(cookie);
+
+out:
+ /* No need to restart statistics - if they're enabled, the timer
+ * will restart the statistics.
+ */
+ up(&bp->stats_lock);
+out_no_lock:
+ return rc;
+}
Code Review / kvmfornfv.git / blobdiff