bnx2x: Move statistics handling code to bnx2x_stats.*
authorDmitry Kravkov <dmitry@broadcom.com>
Tue, 27 Jul 2010 12:36:15 +0000 (12:36 +0000)
committerDavid S. Miller <davem@davemloft.net>
Wed, 28 Jul 2010 03:35:42 +0000 (20:35 -0700)
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/bnx2x/Makefile
drivers/net/bnx2x/bnx2x.h
drivers/net/bnx2x/bnx2x_main.c
drivers/net/bnx2x/bnx2x_stats.c [new file with mode: 0644]
drivers/net/bnx2x/bnx2x_stats.h [new file with mode: 0644]

index 1cdd1e9..084afce 100644 (file)
@@ -4,4 +4,4 @@
 
 obj-$(CONFIG_BNX2X) += bnx2x.o
 
-bnx2x-objs := bnx2x_main.o bnx2x_link.o bnx2x_cmn.o bnx2x_ethtool.o
+bnx2x-objs := bnx2x_main.o bnx2x_link.o bnx2x_cmn.o bnx2x_ethtool.o bnx2x_stats.o
index ed7058f..383e13e 100644 (file)
@@ -54,6 +54,7 @@
 #include "bnx2x_fw_defs.h"
 #include "bnx2x_hsi.h"
 #include "bnx2x_link.h"
+#include "bnx2x_stats.h"
 
 /* error/debug prints */
 
@@ -111,6 +112,7 @@ do {                                                                 \
                dev_info(&bp->pdev->dev, __fmt, ##__args);       \
 } while (0)
 
+void bnx2x_panic_dump(struct bnx2x *bp);
 
 #ifdef BNX2X_STOP_ON_ERROR
 #define bnx2x_panic() do { \
@@ -253,43 +255,6 @@ union db_prod {
 #define NEXT_SGE_MASK_ELEM(el)         (((el) + 1) & RX_SGE_MASK_LEN_MASK)
 
 
-struct bnx2x_eth_q_stats {
-       u32 total_bytes_received_hi;
-       u32 total_bytes_received_lo;
-       u32 total_bytes_transmitted_hi;
-       u32 total_bytes_transmitted_lo;
-       u32 total_unicast_packets_received_hi;
-       u32 total_unicast_packets_received_lo;
-       u32 total_multicast_packets_received_hi;
-       u32 total_multicast_packets_received_lo;
-       u32 total_broadcast_packets_received_hi;
-       u32 total_broadcast_packets_received_lo;
-       u32 total_unicast_packets_transmitted_hi;
-       u32 total_unicast_packets_transmitted_lo;
-       u32 total_multicast_packets_transmitted_hi;
-       u32 total_multicast_packets_transmitted_lo;
-       u32 total_broadcast_packets_transmitted_hi;
-       u32 total_broadcast_packets_transmitted_lo;
-       u32 valid_bytes_received_hi;
-       u32 valid_bytes_received_lo;
-
-       u32 error_bytes_received_hi;
-       u32 error_bytes_received_lo;
-       u32 etherstatsoverrsizepkts_hi;
-       u32 etherstatsoverrsizepkts_lo;
-       u32 no_buff_discard_hi;
-       u32 no_buff_discard_lo;
-
-       u32 driver_xoff;
-       u32 rx_err_discard_pkt;
-       u32 rx_skb_alloc_failed;
-       u32 hw_csum_err;
-};
-
-#define BNX2X_NUM_Q_STATS              13
-#define Q_STATS_OFFSET32(stat_name) \
-                       (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
-
 struct bnx2x_fastpath {
 
        struct napi_struct      napi;
@@ -598,27 +563,6 @@ struct bnx2x_common {
 
 /* port */
 
-struct nig_stats {
-       u32 brb_discard;
-       u32 brb_packet;
-       u32 brb_truncate;
-       u32 flow_ctrl_discard;
-       u32 flow_ctrl_octets;
-       u32 flow_ctrl_packet;
-       u32 mng_discard;
-       u32 mng_octet_inp;
-       u32 mng_octet_out;
-       u32 mng_packet_inp;
-       u32 mng_packet_out;
-       u32 pbf_octets;
-       u32 pbf_packet;
-       u32 safc_inp;
-       u32 egress_mac_pkt0_lo;
-       u32 egress_mac_pkt0_hi;
-       u32 egress_mac_pkt1_lo;
-       u32 egress_mac_pkt1_hi;
-};
-
 struct bnx2x_port {
        u32                     pmf;
 
@@ -646,156 +590,6 @@ struct bnx2x_port {
 /* end of port */
 
 
-enum bnx2x_stats_event {
-       STATS_EVENT_PMF = 0,
-       STATS_EVENT_LINK_UP,
-       STATS_EVENT_UPDATE,
-       STATS_EVENT_STOP,
-       STATS_EVENT_MAX
-};
-
-enum bnx2x_stats_state {
-       STATS_STATE_DISABLED = 0,
-       STATS_STATE_ENABLED,
-       STATS_STATE_MAX
-};
-
-struct bnx2x_eth_stats {
-       u32 total_bytes_received_hi;
-       u32 total_bytes_received_lo;
-       u32 total_bytes_transmitted_hi;
-       u32 total_bytes_transmitted_lo;
-       u32 total_unicast_packets_received_hi;
-       u32 total_unicast_packets_received_lo;
-       u32 total_multicast_packets_received_hi;
-       u32 total_multicast_packets_received_lo;
-       u32 total_broadcast_packets_received_hi;
-       u32 total_broadcast_packets_received_lo;
-       u32 total_unicast_packets_transmitted_hi;
-       u32 total_unicast_packets_transmitted_lo;
-       u32 total_multicast_packets_transmitted_hi;
-       u32 total_multicast_packets_transmitted_lo;
-       u32 total_broadcast_packets_transmitted_hi;
-       u32 total_broadcast_packets_transmitted_lo;
-       u32 valid_bytes_received_hi;
-       u32 valid_bytes_received_lo;
-
-       u32 error_bytes_received_hi;
-       u32 error_bytes_received_lo;
-       u32 etherstatsoverrsizepkts_hi;
-       u32 etherstatsoverrsizepkts_lo;
-       u32 no_buff_discard_hi;
-       u32 no_buff_discard_lo;
-
-       u32 rx_stat_ifhcinbadoctets_hi;
-       u32 rx_stat_ifhcinbadoctets_lo;
-       u32 tx_stat_ifhcoutbadoctets_hi;
-       u32 tx_stat_ifhcoutbadoctets_lo;
-       u32 rx_stat_dot3statsfcserrors_hi;
-       u32 rx_stat_dot3statsfcserrors_lo;
-       u32 rx_stat_dot3statsalignmenterrors_hi;
-       u32 rx_stat_dot3statsalignmenterrors_lo;
-       u32 rx_stat_dot3statscarriersenseerrors_hi;
-       u32 rx_stat_dot3statscarriersenseerrors_lo;
-       u32 rx_stat_falsecarriererrors_hi;
-       u32 rx_stat_falsecarriererrors_lo;
-       u32 rx_stat_etherstatsundersizepkts_hi;
-       u32 rx_stat_etherstatsundersizepkts_lo;
-       u32 rx_stat_dot3statsframestoolong_hi;
-       u32 rx_stat_dot3statsframestoolong_lo;
-       u32 rx_stat_etherstatsfragments_hi;
-       u32 rx_stat_etherstatsfragments_lo;
-       u32 rx_stat_etherstatsjabbers_hi;
-       u32 rx_stat_etherstatsjabbers_lo;
-       u32 rx_stat_maccontrolframesreceived_hi;
-       u32 rx_stat_maccontrolframesreceived_lo;
-       u32 rx_stat_bmac_xpf_hi;
-       u32 rx_stat_bmac_xpf_lo;
-       u32 rx_stat_bmac_xcf_hi;
-       u32 rx_stat_bmac_xcf_lo;
-       u32 rx_stat_xoffstateentered_hi;
-       u32 rx_stat_xoffstateentered_lo;
-       u32 rx_stat_xonpauseframesreceived_hi;
-       u32 rx_stat_xonpauseframesreceived_lo;
-       u32 rx_stat_xoffpauseframesreceived_hi;
-       u32 rx_stat_xoffpauseframesreceived_lo;
-       u32 tx_stat_outxonsent_hi;
-       u32 tx_stat_outxonsent_lo;
-       u32 tx_stat_outxoffsent_hi;
-       u32 tx_stat_outxoffsent_lo;
-       u32 tx_stat_flowcontroldone_hi;
-       u32 tx_stat_flowcontroldone_lo;
-       u32 tx_stat_etherstatscollisions_hi;
-       u32 tx_stat_etherstatscollisions_lo;
-       u32 tx_stat_dot3statssinglecollisionframes_hi;
-       u32 tx_stat_dot3statssinglecollisionframes_lo;
-       u32 tx_stat_dot3statsmultiplecollisionframes_hi;
-       u32 tx_stat_dot3statsmultiplecollisionframes_lo;
-       u32 tx_stat_dot3statsdeferredtransmissions_hi;
-       u32 tx_stat_dot3statsdeferredtransmissions_lo;
-       u32 tx_stat_dot3statsexcessivecollisions_hi;
-       u32 tx_stat_dot3statsexcessivecollisions_lo;
-       u32 tx_stat_dot3statslatecollisions_hi;
-       u32 tx_stat_dot3statslatecollisions_lo;
-       u32 tx_stat_etherstatspkts64octets_hi;
-       u32 tx_stat_etherstatspkts64octets_lo;
-       u32 tx_stat_etherstatspkts65octetsto127octets_hi;
-       u32 tx_stat_etherstatspkts65octetsto127octets_lo;
-       u32 tx_stat_etherstatspkts128octetsto255octets_hi;
-       u32 tx_stat_etherstatspkts128octetsto255octets_lo;
-       u32 tx_stat_etherstatspkts256octetsto511octets_hi;
-       u32 tx_stat_etherstatspkts256octetsto511octets_lo;
-       u32 tx_stat_etherstatspkts512octetsto1023octets_hi;
-       u32 tx_stat_etherstatspkts512octetsto1023octets_lo;
-       u32 tx_stat_etherstatspkts1024octetsto1522octets_hi;
-       u32 tx_stat_etherstatspkts1024octetsto1522octets_lo;
-       u32 tx_stat_etherstatspktsover1522octets_hi;
-       u32 tx_stat_etherstatspktsover1522octets_lo;
-       u32 tx_stat_bmac_2047_hi;
-       u32 tx_stat_bmac_2047_lo;
-       u32 tx_stat_bmac_4095_hi;
-       u32 tx_stat_bmac_4095_lo;
-       u32 tx_stat_bmac_9216_hi;
-       u32 tx_stat_bmac_9216_lo;
-       u32 tx_stat_bmac_16383_hi;
-       u32 tx_stat_bmac_16383_lo;
-       u32 tx_stat_dot3statsinternalmactransmiterrors_hi;
-       u32 tx_stat_dot3statsinternalmactransmiterrors_lo;
-       u32 tx_stat_bmac_ufl_hi;
-       u32 tx_stat_bmac_ufl_lo;
-
-       u32 pause_frames_received_hi;
-       u32 pause_frames_received_lo;
-       u32 pause_frames_sent_hi;
-       u32 pause_frames_sent_lo;
-
-       u32 etherstatspkts1024octetsto1522octets_hi;
-       u32 etherstatspkts1024octetsto1522octets_lo;
-       u32 etherstatspktsover1522octets_hi;
-       u32 etherstatspktsover1522octets_lo;
-
-       u32 brb_drop_hi;
-       u32 brb_drop_lo;
-       u32 brb_truncate_hi;
-       u32 brb_truncate_lo;
-
-       u32 mac_filter_discard;
-       u32 xxoverflow_discard;
-       u32 brb_truncate_discard;
-       u32 mac_discard;
-
-       u32 driver_xoff;
-       u32 rx_err_discard_pkt;
-       u32 rx_skb_alloc_failed;
-       u32 hw_csum_err;
-
-       u32 nig_timer_max;
-};
-
-#define BNX2X_NUM_STATS                        43
-#define STATS_OFFSET32(stat_name) \
-                       (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
-
 
 #ifdef BCM_CNIC
 #define MAX_CONTEXT                    15
@@ -1394,4 +1188,6 @@ BNX2X_EXTERN int load_count[3]; /* 0-common, 1-port0, 2-port1 */
 
 extern void bnx2x_set_ethtool_ops(struct net_device *netdev);
 
+void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
+
 #endif /* bnx2x.h */
index 3abfce2..75568f1 100644 (file)
@@ -172,7 +172,7 @@ static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr)
        return val;
 }
 
-static const u32 dmae_reg_go_c[] = {
+const u32 dmae_reg_go_c[] = {
        DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
        DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
        DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
@@ -180,8 +180,7 @@ static const u32 dmae_reg_go_c[] = {
 };
 
 /* copy command into DMAE command memory and set DMAE command go */
-static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae,
-                           int idx)
+void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx)
 {
        u32 cmd_offset;
        int i;
@@ -536,7 +535,7 @@ static void bnx2x_fw_dump(struct bnx2x *bp)
        pr_err("end of fw dump\n");
 }
 
-static void bnx2x_panic_dump(struct bnx2x *bp)
+void bnx2x_panic_dump(struct bnx2x *bp)
 {
        int i;
        u16 j, start, end;
@@ -2653,1387 +2652,6 @@ irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance)
 
 /* end of slow path */
 
-/* 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 eth_query_ramrod_data ramrod_data = {0};
-               int i, rc;
-
-               ramrod_data.drv_counter = bp->stats_counter++;
-               ramrod_data.collect_port = bp->port.pmf ? 1 : 0;
-               for_each_queue(bp, i)
-                       ramrod_data.ctr_id_vector |= (1 << bp->fp[i].cl_id);
-
-               rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0,
-                                  ((u32 *)&ramrod_data)[1],
-                                  ((u32 *)&ramrod_data)[0], 0);
-               if (rc == 0) {
-                       /* stats ramrod has it's own slot on the spq */
-                       bp->spq_left++;
-                       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;
-
-       /* loader */
-       if (bp->executer_idx) {
-               int loader_idx = PMF_DMAE_C(bp);
-
-               memset(dmae, 0, sizeof(struct dmae_command));
-
-               dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
-                               DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE |
-                               DMAE_CMD_DST_RESET |
-#ifdef __BIG_ENDIAN
-                               DMAE_CMD_ENDIANITY_B_DW_SWAP |
-#else
-                               DMAE_CMD_ENDIANITY_DW_SWAP |
-#endif
-                               (BP_PORT(bp) ? DMAE_CMD_PORT_1 :
-                                              DMAE_CMD_PORT_0) |
-                               (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
-               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_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) {
-               BNX2X_ERR("BUG!\n");
-               return;
-       }
-
-       bp->executer_idx = 0;
-
-       opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
-                 DMAE_CMD_C_ENABLE |
-                 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
-#ifdef __BIG_ENDIAN
-                 DMAE_CMD_ENDIANITY_B_DW_SWAP |
-#else
-                 DMAE_CMD_ENDIANITY_DW_SWAP |
-#endif
-                 (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
-                 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
-
-       dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
-       dmae->opcode = (opcode | DMAE_CMD_C_DST_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 = (opcode | DMAE_CMD_C_DST_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);
-       int vn = BP_E1HVN(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 = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
-                 DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE |
-                 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
-#ifdef __BIG_ENDIAN
-                 DMAE_CMD_ENDIANITY_B_DW_SWAP |
-#else
-                 DMAE_CMD_ENDIANITY_DW_SWAP |
-#endif
-                 (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
-                 (vn << DMAE_CMD_E1HVN_SHIFT));
-
-       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 = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
-                 DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE |
-                 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
-#ifdef __BIG_ENDIAN
-                 DMAE_CMD_ENDIANITY_B_DW_SWAP |
-#else
-                 DMAE_CMD_ENDIANITY_DW_SWAP |
-#endif
-                 (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
-                 (vn << DMAE_CMD_E1HVN_SHIFT));
-
-       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;
-               dmae->src_addr_lo = (mac_addr +
-                                    BIGMAC_REGISTER_TX_STAT_GTPKT) >> 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 = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
-                            BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
-               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_lo = (mac_addr +
-                                    BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
-               dmae->src_addr_hi = 0;
-               dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
-                               offsetof(struct bmac_stats, rx_stat_gr64_lo));
-               dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
-                               offsetof(struct bmac_stats, rx_stat_gr64_lo));
-               dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
-                            BIGMAC_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 = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
-                       DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
-                       DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
-#ifdef __BIG_ENDIAN
-                       DMAE_CMD_ENDIANITY_B_DW_SWAP |
-#else
-                       DMAE_CMD_ENDIANITY_DW_SWAP |
-#endif
-                       (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
-                       (vn << DMAE_CMD_E1HVN_SHIFT));
-       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 = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
-                       DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
-                       DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
-#ifdef __BIG_ENDIAN
-                       DMAE_CMD_ENDIANITY_B_DW_SWAP |
-#else
-                       DMAE_CMD_ENDIANITY_DW_SWAP |
-#endif
-                       (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
-                       (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
-       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 bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_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;
-
-       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;
-
-       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_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 ((u16)(le16_to_cpu(xclient->stats_counter) + 1) !=
-                                                       bp->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, bp->stats_counter);
-                       return -1;
-               }
-               if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) !=
-                                                       bp->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, bp->stats_counter);
-                       return -2;
-               }
-               if ((u16)(le16_to_cpu(uclient->stats_counter) + 1) !=
-                                                       bp->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, bp->stats_counter);
-                       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;
-       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);
-
-       nstats->rx_dropped = estats->mac_discard;
-       for_each_queue(bp, i)
-               nstats->rx_dropped +=
-                       le32_to_cpu(bp->fp[i].old_tclient.checksum_discard);
-
-       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_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_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 = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
-                 DMAE_CMD_C_ENABLE |
-                 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
-#ifdef __BIG_ENDIAN
-                 DMAE_CMD_ENDIANITY_B_DW_SWAP |
-#else
-                 DMAE_CMD_ENDIANITY_DW_SWAP |
-#endif
-                 (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
-                 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
-
-       if (bp->port.port_stx) {
-
-               dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
-               if (bp->func_stx)
-                       dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC);
-               else
-                       dmae->opcode = (opcode | DMAE_CMD_C_DST_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 = (opcode | DMAE_CMD_C_DST_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 = bp->stats_state;
-
-       if (unlikely(bp->panic))
-               return;
-
-       bnx2x_stats_stm[state][event].action(bp);
-       bp->stats_state = bnx2x_stats_stm[state][event].next_state;
-
-       /* Make sure the state has been "changed" */
-       smp_wmb();
-
-       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 = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
-                       DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
-                       DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
-#ifdef __BIG_ENDIAN
-                       DMAE_CMD_ENDIANITY_B_DW_SWAP |
-#else
-                       DMAE_CMD_ENDIANITY_DW_SWAP |
-#endif
-                       (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
-                       (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
-       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_E1HMF(bp) ? E1HVN_MAX : E1VN_MAX;
-       int port = BP_PORT(bp);
-       int func;
-       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++) {
-               func = 2*vn + port;
-
-               bp->func_stx = SHMEM_RD(bp, func_mb[func].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 = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
-                       DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
-                       DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
-#ifdef __BIG_ENDIAN
-                       DMAE_CMD_ENDIANITY_B_DW_SWAP |
-#else
-                       DMAE_CMD_ENDIANITY_DW_SWAP |
-#endif
-                       (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
-                       (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
-       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);
-}
-
-static void bnx2x_stats_init(struct bnx2x *bp)
-{
-       int port = BP_PORT(bp);
-       int func = BP_FUNC(bp);
-       int i;
-
-       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[func].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));
-       }
-
-       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);
-}
-
 static void bnx2x_timer(unsigned long data)
 {
        struct bnx2x *bp = (struct bnx2x *) data;
diff --git a/drivers/net/bnx2x/bnx2x_stats.c b/drivers/net/bnx2x/bnx2x_stats.c
new file mode 100644 (file)
index 0000000..3f51277
--- /dev/null
@@ -0,0 +1,1400 @@
+/* bnx2x_stats.c: Broadcom Everest network driver.
+ *
+ * Copyright (c) 2007-2010 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 eth_query_ramrod_data ramrod_data = {0};
+               int i, rc;
+
+               ramrod_data.drv_counter = bp->stats_counter++;
+               ramrod_data.collect_port = bp->port.pmf ? 1 : 0;
+               for_each_queue(bp, i)
+                       ramrod_data.ctr_id_vector |= (1 << bp->fp[i].cl_id);
+
+               rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0,
+                                  ((u32 *)&ramrod_data)[1],
+                                  ((u32 *)&ramrod_data)[0], 0);
+               if (rc == 0) {
+                       /* stats ramrod has it's own slot on the spq */
+                       bp->spq_left++;
+                       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;
+
+       /* loader */
+       if (bp->executer_idx) {
+               int loader_idx = PMF_DMAE_C(bp);
+
+               memset(dmae, 0, sizeof(struct dmae_command));
+
+               dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
+                               DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE |
+                               DMAE_CMD_DST_RESET |
+#ifdef __BIG_ENDIAN
+                               DMAE_CMD_ENDIANITY_B_DW_SWAP |
+#else
+                               DMAE_CMD_ENDIANITY_DW_SWAP |
+#endif
+                               (BP_PORT(bp) ? DMAE_CMD_PORT_1 :
+                                              DMAE_CMD_PORT_0) |
+                               (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
+               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_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) {
+               BNX2X_ERR("BUG!\n");
+               return;
+       }
+
+       bp->executer_idx = 0;
+
+       opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
+                 DMAE_CMD_C_ENABLE |
+                 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
+#ifdef __BIG_ENDIAN
+                 DMAE_CMD_ENDIANITY_B_DW_SWAP |
+#else
+                 DMAE_CMD_ENDIANITY_DW_SWAP |
+#endif
+                 (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
+                 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
+
+       dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+       dmae->opcode = (opcode | DMAE_CMD_C_DST_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 = (opcode | DMAE_CMD_C_DST_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);
+       int vn = BP_E1HVN(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 = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
+                 DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE |
+                 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
+#ifdef __BIG_ENDIAN
+                 DMAE_CMD_ENDIANITY_B_DW_SWAP |
+#else
+                 DMAE_CMD_ENDIANITY_DW_SWAP |
+#endif
+                 (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
+                 (vn << DMAE_CMD_E1HVN_SHIFT));
+
+       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 = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
+                 DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE |
+                 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
+#ifdef __BIG_ENDIAN
+                 DMAE_CMD_ENDIANITY_B_DW_SWAP |
+#else
+                 DMAE_CMD_ENDIANITY_DW_SWAP |
+#endif
+                 (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
+                 (vn << DMAE_CMD_E1HVN_SHIFT));
+
+       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;
+               dmae->src_addr_lo = (mac_addr +
+                                    BIGMAC_REGISTER_TX_STAT_GTPKT) >> 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 = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
+                            BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
+               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_lo = (mac_addr +
+                                    BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
+               dmae->src_addr_hi = 0;
+               dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
+                               offsetof(struct bmac_stats, rx_stat_gr64_lo));
+               dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
+                               offsetof(struct bmac_stats, rx_stat_gr64_lo));
+               dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
+                            BIGMAC_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 = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
+                       DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
+                       DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
+#ifdef __BIG_ENDIAN
+                       DMAE_CMD_ENDIANITY_B_DW_SWAP |
+#else
+                       DMAE_CMD_ENDIANITY_DW_SWAP |
+#endif
+                       (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
+                       (vn << DMAE_CMD_E1HVN_SHIFT));
+       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 = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
+                       DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
+                       DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
+#ifdef __BIG_ENDIAN
+                       DMAE_CMD_ENDIANITY_B_DW_SWAP |
+#else
+                       DMAE_CMD_ENDIANITY_DW_SWAP |
+#endif
+                       (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
+                       (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
+       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 bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_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;
+
+       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;
+
+       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_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 ((u16)(le16_to_cpu(xclient->stats_counter) + 1) !=
+                                                       bp->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, bp->stats_counter);
+                       return -1;
+               }
+               if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) !=
+                                                       bp->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, bp->stats_counter);
+                       return -2;
+               }
+               if ((u16)(le16_to_cpu(uclient->stats_counter) + 1) !=
+                                                       bp->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, bp->stats_counter);
+                       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;
+       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);
+
+       nstats->rx_dropped = estats->mac_discard;
+       for_each_queue(bp, i)
+               nstats->rx_dropped +=
+                       le32_to_cpu(bp->fp[i].old_tclient.checksum_discard);
+
+       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_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_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 = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
+                 DMAE_CMD_C_ENABLE |
+                 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
+#ifdef __BIG_ENDIAN
+                 DMAE_CMD_ENDIANITY_B_DW_SWAP |
+#else
+                 DMAE_CMD_ENDIANITY_DW_SWAP |
+#endif
+                 (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
+                 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
+
+       if (bp->port.port_stx) {
+
+               dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
+               if (bp->func_stx)
+                       dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC);
+               else
+                       dmae->opcode = (opcode | DMAE_CMD_C_DST_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 = (opcode | DMAE_CMD_C_DST_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 = bp->stats_state;
+
+       if (unlikely(bp->panic))
+               return;
+
+       bnx2x_stats_stm[state][event].action(bp);
+       bp->stats_state = bnx2x_stats_stm[state][event].next_state;
+
+       /* Make sure the state has been "changed" */
+       smp_wmb();
+
+       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 = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
+                       DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
+                       DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
+#ifdef __BIG_ENDIAN
+                       DMAE_CMD_ENDIANITY_B_DW_SWAP |
+#else
+                       DMAE_CMD_ENDIANITY_DW_SWAP |
+#endif
+                       (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
+                       (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
+       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_E1HMF(bp) ? E1HVN_MAX : E1VN_MAX;
+       int port = BP_PORT(bp);
+       int func;
+       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++) {
+               func = 2*vn + port;
+
+               bp->func_stx = SHMEM_RD(bp, func_mb[func].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 = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
+                       DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
+                       DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
+#ifdef __BIG_ENDIAN
+                       DMAE_CMD_ENDIANITY_B_DW_SWAP |
+#else
+                       DMAE_CMD_ENDIANITY_DW_SWAP |
+#endif
+                       (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
+                       (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
+       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 func = BP_FUNC(bp);
+       int i;
+
+       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[func].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));
+       }
+
+       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);
+}
diff --git a/drivers/net/bnx2x/bnx2x_stats.h b/drivers/net/bnx2x/bnx2x_stats.h
new file mode 100644 (file)
index 0000000..38a4e90
--- /dev/null
@@ -0,0 +1,239 @@
+/* bnx2x_stats.h: Broadcom Everest network driver.
+ *
+ * Copyright (c) 2007-2010 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
+ */
+
+#ifndef BNX2X_STATS_H
+#define BNX2X_STATS_H
+
+#include <linux/types.h>
+
+struct bnx2x_eth_q_stats {
+       u32 total_bytes_received_hi;
+       u32 total_bytes_received_lo;
+       u32 total_bytes_transmitted_hi;
+       u32 total_bytes_transmitted_lo;
+       u32 total_unicast_packets_received_hi;
+       u32 total_unicast_packets_received_lo;
+       u32 total_multicast_packets_received_hi;
+       u32 total_multicast_packets_received_lo;
+       u32 total_broadcast_packets_received_hi;
+       u32 total_broadcast_packets_received_lo;
+       u32 total_unicast_packets_transmitted_hi;
+       u32 total_unicast_packets_transmitted_lo;
+       u32 total_multicast_packets_transmitted_hi;
+       u32 total_multicast_packets_transmitted_lo;
+       u32 total_broadcast_packets_transmitted_hi;
+       u32 total_broadcast_packets_transmitted_lo;
+       u32 valid_bytes_received_hi;
+       u32 valid_bytes_received_lo;
+
+       u32 error_bytes_received_hi;
+       u32 error_bytes_received_lo;
+       u32 etherstatsoverrsizepkts_hi;
+       u32 etherstatsoverrsizepkts_lo;
+       u32 no_buff_discard_hi;
+       u32 no_buff_discard_lo;
+
+       u32 driver_xoff;
+       u32 rx_err_discard_pkt;
+       u32 rx_skb_alloc_failed;
+       u32 hw_csum_err;
+};
+
+#define BNX2X_NUM_Q_STATS              13
+#define Q_STATS_OFFSET32(stat_name) \
+                       (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
+
+struct nig_stats {
+       u32 brb_discard;
+       u32 brb_packet;
+       u32 brb_truncate;
+       u32 flow_ctrl_discard;
+       u32 flow_ctrl_octets;
+       u32 flow_ctrl_packet;
+       u32 mng_discard;
+       u32 mng_octet_inp;
+       u32 mng_octet_out;
+       u32 mng_packet_inp;
+       u32 mng_packet_out;
+       u32 pbf_octets;
+       u32 pbf_packet;
+       u32 safc_inp;
+       u32 egress_mac_pkt0_lo;
+       u32 egress_mac_pkt0_hi;
+       u32 egress_mac_pkt1_lo;
+       u32 egress_mac_pkt1_hi;
+};
+
+
+enum bnx2x_stats_event {
+       STATS_EVENT_PMF = 0,
+       STATS_EVENT_LINK_UP,
+       STATS_EVENT_UPDATE,
+       STATS_EVENT_STOP,
+       STATS_EVENT_MAX
+};
+
+enum bnx2x_stats_state {
+       STATS_STATE_DISABLED = 0,
+       STATS_STATE_ENABLED,
+       STATS_STATE_MAX
+};
+
+struct bnx2x_eth_stats {
+       u32 total_bytes_received_hi;
+       u32 total_bytes_received_lo;
+       u32 total_bytes_transmitted_hi;
+       u32 total_bytes_transmitted_lo;
+       u32 total_unicast_packets_received_hi;
+       u32 total_unicast_packets_received_lo;
+       u32 total_multicast_packets_received_hi;
+       u32 total_multicast_packets_received_lo;
+       u32 total_broadcast_packets_received_hi;
+       u32 total_broadcast_packets_received_lo;
+       u32 total_unicast_packets_transmitted_hi;
+       u32 total_unicast_packets_transmitted_lo;
+       u32 total_multicast_packets_transmitted_hi;
+       u32 total_multicast_packets_transmitted_lo;
+       u32 total_broadcast_packets_transmitted_hi;
+       u32 total_broadcast_packets_transmitted_lo;
+       u32 valid_bytes_received_hi;
+       u32 valid_bytes_received_lo;
+
+       u32 error_bytes_received_hi;
+       u32 error_bytes_received_lo;
+       u32 etherstatsoverrsizepkts_hi;
+       u32 etherstatsoverrsizepkts_lo;
+       u32 no_buff_discard_hi;
+       u32 no_buff_discard_lo;
+
+       u32 rx_stat_ifhcinbadoctets_hi;
+       u32 rx_stat_ifhcinbadoctets_lo;
+       u32 tx_stat_ifhcoutbadoctets_hi;
+       u32 tx_stat_ifhcoutbadoctets_lo;
+       u32 rx_stat_dot3statsfcserrors_hi;
+       u32 rx_stat_dot3statsfcserrors_lo;
+       u32 rx_stat_dot3statsalignmenterrors_hi;
+       u32 rx_stat_dot3statsalignmenterrors_lo;
+       u32 rx_stat_dot3statscarriersenseerrors_hi;
+       u32 rx_stat_dot3statscarriersenseerrors_lo;
+       u32 rx_stat_falsecarriererrors_hi;
+       u32 rx_stat_falsecarriererrors_lo;
+       u32 rx_stat_etherstatsundersizepkts_hi;
+       u32 rx_stat_etherstatsundersizepkts_lo;
+       u32 rx_stat_dot3statsframestoolong_hi;
+       u32 rx_stat_dot3statsframestoolong_lo;
+       u32 rx_stat_etherstatsfragments_hi;
+       u32 rx_stat_etherstatsfragments_lo;
+       u32 rx_stat_etherstatsjabbers_hi;
+       u32 rx_stat_etherstatsjabbers_lo;
+       u32 rx_stat_maccontrolframesreceived_hi;
+       u32 rx_stat_maccontrolframesreceived_lo;
+       u32 rx_stat_bmac_xpf_hi;
+       u32 rx_stat_bmac_xpf_lo;
+       u32 rx_stat_bmac_xcf_hi;
+       u32 rx_stat_bmac_xcf_lo;
+       u32 rx_stat_xoffstateentered_hi;
+       u32 rx_stat_xoffstateentered_lo;
+       u32 rx_stat_xonpauseframesreceived_hi;
+       u32 rx_stat_xonpauseframesreceived_lo;
+       u32 rx_stat_xoffpauseframesreceived_hi;
+       u32 rx_stat_xoffpauseframesreceived_lo;
+       u32 tx_stat_outxonsent_hi;
+       u32 tx_stat_outxonsent_lo;
+       u32 tx_stat_outxoffsent_hi;
+       u32 tx_stat_outxoffsent_lo;
+       u32 tx_stat_flowcontroldone_hi;
+       u32 tx_stat_flowcontroldone_lo;
+       u32 tx_stat_etherstatscollisions_hi;
+       u32 tx_stat_etherstatscollisions_lo;
+       u32 tx_stat_dot3statssinglecollisionframes_hi;
+       u32 tx_stat_dot3statssinglecollisionframes_lo;
+       u32 tx_stat_dot3statsmultiplecollisionframes_hi;
+       u32 tx_stat_dot3statsmultiplecollisionframes_lo;
+       u32 tx_stat_dot3statsdeferredtransmissions_hi;
+       u32 tx_stat_dot3statsdeferredtransmissions_lo;
+       u32 tx_stat_dot3statsexcessivecollisions_hi;
+       u32 tx_stat_dot3statsexcessivecollisions_lo;
+       u32 tx_stat_dot3statslatecollisions_hi;
+       u32 tx_stat_dot3statslatecollisions_lo;
+       u32 tx_stat_etherstatspkts64octets_hi;
+       u32 tx_stat_etherstatspkts64octets_lo;
+       u32 tx_stat_etherstatspkts65octetsto127octets_hi;
+       u32 tx_stat_etherstatspkts65octetsto127octets_lo;
+       u32 tx_stat_etherstatspkts128octetsto255octets_hi;
+       u32 tx_stat_etherstatspkts128octetsto255octets_lo;
+       u32 tx_stat_etherstatspkts256octetsto511octets_hi;
+       u32 tx_stat_etherstatspkts256octetsto511octets_lo;
+       u32 tx_stat_etherstatspkts512octetsto1023octets_hi;
+       u32 tx_stat_etherstatspkts512octetsto1023octets_lo;
+       u32 tx_stat_etherstatspkts1024octetsto1522octets_hi;
+       u32 tx_stat_etherstatspkts1024octetsto1522octets_lo;
+       u32 tx_stat_etherstatspktsover1522octets_hi;
+       u32 tx_stat_etherstatspktsover1522octets_lo;
+       u32 tx_stat_bmac_2047_hi;
+       u32 tx_stat_bmac_2047_lo;
+       u32 tx_stat_bmac_4095_hi;
+       u32 tx_stat_bmac_4095_lo;
+       u32 tx_stat_bmac_9216_hi;
+       u32 tx_stat_bmac_9216_lo;
+       u32 tx_stat_bmac_16383_hi;
+       u32 tx_stat_bmac_16383_lo;
+       u32 tx_stat_dot3statsinternalmactransmiterrors_hi;
+       u32 tx_stat_dot3statsinternalmactransmiterrors_lo;
+       u32 tx_stat_bmac_ufl_hi;
+       u32 tx_stat_bmac_ufl_lo;
+
+       u32 pause_frames_received_hi;
+       u32 pause_frames_received_lo;
+       u32 pause_frames_sent_hi;
+       u32 pause_frames_sent_lo;
+
+       u32 etherstatspkts1024octetsto1522octets_hi;
+       u32 etherstatspkts1024octetsto1522octets_lo;
+       u32 etherstatspktsover1522octets_hi;
+       u32 etherstatspktsover1522octets_lo;
+
+       u32 brb_drop_hi;
+       u32 brb_drop_lo;
+       u32 brb_truncate_hi;
+       u32 brb_truncate_lo;
+
+       u32 mac_filter_discard;
+       u32 xxoverflow_discard;
+       u32 brb_truncate_discard;
+       u32 mac_discard;
+
+       u32 driver_xoff;
+       u32 rx_err_discard_pkt;
+       u32 rx_skb_alloc_failed;
+       u32 hw_csum_err;
+
+       u32 nig_timer_max;
+};
+
+#define BNX2X_NUM_STATS                        43
+#define STATS_OFFSET32(stat_name) \
+                       (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
+
+/* Forward declaration */
+struct bnx2x;
+
+
+void bnx2x_stats_init(struct bnx2x *bp);
+
+extern const u32 dmae_reg_go_c[];
+extern int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
+                        u32 data_hi, u32 data_lo, int common);
+
+
+#endif /* BNX2X_STATS_H */