drivers/net/bnx2x/bnx2x_stats.h

   1 /*-
   2  * Copyright (c) 2007-2013 QLogic Corporation. All rights reserved.
   3  *
   4  * Eric Davis        <edavis@broadcom.com>
   5  * David Christensen <davidch@broadcom.com>
   6  * Gary Zambrano     <zambrano@broadcom.com>
   7  *
   8  * Copyright (c) 2013-2015 Brocade Communications Systems, Inc.
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  *
  15  * 1. Redistributions of source code must retain the above copyright
  16  *    notice, this list of conditions and the following disclaimer.
  17  * 2. Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in the
  19  *    documentation and/or other materials provided with the distribution.
  20  * 3. Neither the name of Broadcom Corporation nor the name of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written consent.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS'
  25  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
  28  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  29  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  30  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  31  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  32  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  33  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  34  * THE POSSIBILITY OF SUCH DAMAGE.
  35  */
  36
  37 #ifndef BNX2X_STATS_H
  38 #define BNX2X_STATS_H
  39
  40 #include <sys/types.h>
  41
  42 struct nig_stats {
  43     uint32_t brb_discard;
  44     uint32_t brb_packet;
  45     uint32_t brb_truncate;
  46     uint32_t flow_ctrl_discard;
  47     uint32_t flow_ctrl_octets;
  48     uint32_t flow_ctrl_packet;
  49     uint32_t mng_discard;
  50     uint32_t mng_octet_inp;
  51     uint32_t mng_octet_out;
  52     uint32_t mng_packet_inp;
  53     uint32_t mng_packet_out;
  54     uint32_t pbf_octets;
  55     uint32_t pbf_packet;
  56     uint32_t safc_inp;
  57     uint32_t egress_mac_pkt0_lo;
  58     uint32_t egress_mac_pkt0_hi;
  59     uint32_t egress_mac_pkt1_lo;
  60     uint32_t egress_mac_pkt1_hi;
  61 };
  62
  63
  64 enum bnx2x_stats_event {
  65     STATS_EVENT_PMF = 0,
  66     STATS_EVENT_LINK_UP,
  67     STATS_EVENT_UPDATE,
  68     STATS_EVENT_STOP,
  69     STATS_EVENT_MAX
  70 };
  71
  72 enum bnx2x_stats_state {
  73     STATS_STATE_DISABLED = 0,
  74     STATS_STATE_ENABLED,
  75     STATS_STATE_MAX
  76 };
  77
  78 struct bnx2x_eth_stats {
  79     uint32_t total_bytes_received_hi;
  80     uint32_t total_bytes_received_lo;
  81     uint32_t total_bytes_transmitted_hi;
  82     uint32_t total_bytes_transmitted_lo;
  83     uint32_t total_unicast_packets_received_hi;
  84     uint32_t total_unicast_packets_received_lo;
  85     uint32_t total_multicast_packets_received_hi;
  86     uint32_t total_multicast_packets_received_lo;
  87     uint32_t total_broadcast_packets_received_hi;
  88     uint32_t total_broadcast_packets_received_lo;
  89     uint32_t total_unicast_packets_transmitted_hi;
  90     uint32_t total_unicast_packets_transmitted_lo;
  91     uint32_t total_multicast_packets_transmitted_hi;
  92     uint32_t total_multicast_packets_transmitted_lo;
  93     uint32_t total_broadcast_packets_transmitted_hi;
  94     uint32_t total_broadcast_packets_transmitted_lo;
  95     uint32_t valid_bytes_received_hi;
  96     uint32_t valid_bytes_received_lo;
  97
  98     uint32_t error_bytes_received_hi;
  99     uint32_t error_bytes_received_lo;
 100     uint32_t etherstatsoverrsizepkts_hi;
 101     uint32_t etherstatsoverrsizepkts_lo;
 102     uint32_t no_buff_discard_hi;
 103     uint32_t no_buff_discard_lo;
 104
 105     uint32_t rx_stat_ifhcinbadoctets_hi;
 106     uint32_t rx_stat_ifhcinbadoctets_lo;
 107     uint32_t tx_stat_ifhcoutbadoctets_hi;
 108     uint32_t tx_stat_ifhcoutbadoctets_lo;
 109     uint32_t rx_stat_dot3statsfcserrors_hi;
 110     uint32_t rx_stat_dot3statsfcserrors_lo;
 111     uint32_t rx_stat_dot3statsalignmenterrors_hi;
 112     uint32_t rx_stat_dot3statsalignmenterrors_lo;
 113     uint32_t rx_stat_dot3statscarriersenseerrors_hi;
 114     uint32_t rx_stat_dot3statscarriersenseerrors_lo;
 115     uint32_t rx_stat_falsecarriererrors_hi;
 116     uint32_t rx_stat_falsecarriererrors_lo;
 117     uint32_t rx_stat_etherstatsundersizepkts_hi;
 118     uint32_t rx_stat_etherstatsundersizepkts_lo;
 119     uint32_t rx_stat_dot3statsframestoolong_hi;
 120     uint32_t rx_stat_dot3statsframestoolong_lo;
 121     uint32_t rx_stat_etherstatsfragments_hi;
 122     uint32_t rx_stat_etherstatsfragments_lo;
 123     uint32_t rx_stat_etherstatsjabbers_hi;
 124     uint32_t rx_stat_etherstatsjabbers_lo;
 125     uint32_t rx_stat_maccontrolframesreceived_hi;
 126     uint32_t rx_stat_maccontrolframesreceived_lo;
 127     uint32_t rx_stat_bmac_xpf_hi;
 128     uint32_t rx_stat_bmac_xpf_lo;
 129     uint32_t rx_stat_bmac_xcf_hi;
 130     uint32_t rx_stat_bmac_xcf_lo;
 131     uint32_t rx_stat_xoffstateentered_hi;
 132     uint32_t rx_stat_xoffstateentered_lo;
 133     uint32_t rx_stat_xonpauseframesreceived_hi;
 134     uint32_t rx_stat_xonpauseframesreceived_lo;
 135     uint32_t rx_stat_xoffpauseframesreceived_hi;
 136     uint32_t rx_stat_xoffpauseframesreceived_lo;
 137     uint32_t tx_stat_outxonsent_hi;
 138     uint32_t tx_stat_outxonsent_lo;
 139     uint32_t tx_stat_outxoffsent_hi;
 140     uint32_t tx_stat_outxoffsent_lo;
 141     uint32_t tx_stat_flowcontroldone_hi;
 142     uint32_t tx_stat_flowcontroldone_lo;
 143     uint32_t tx_stat_etherstatscollisions_hi;
 144     uint32_t tx_stat_etherstatscollisions_lo;
 145     uint32_t tx_stat_dot3statssinglecollisionframes_hi;
 146     uint32_t tx_stat_dot3statssinglecollisionframes_lo;
 147     uint32_t tx_stat_dot3statsmultiplecollisionframes_hi;
 148     uint32_t tx_stat_dot3statsmultiplecollisionframes_lo;
 149     uint32_t tx_stat_dot3statsdeferredtransmissions_hi;
 150     uint32_t tx_stat_dot3statsdeferredtransmissions_lo;
 151     uint32_t tx_stat_dot3statsexcessivecollisions_hi;
 152     uint32_t tx_stat_dot3statsexcessivecollisions_lo;
 153     uint32_t tx_stat_dot3statslatecollisions_hi;
 154     uint32_t tx_stat_dot3statslatecollisions_lo;
 155     uint32_t tx_stat_etherstatspkts64octets_hi;
 156     uint32_t tx_stat_etherstatspkts64octets_lo;
 157     uint32_t tx_stat_etherstatspkts65octetsto127octets_hi;
 158     uint32_t tx_stat_etherstatspkts65octetsto127octets_lo;
 159     uint32_t tx_stat_etherstatspkts128octetsto255octets_hi;
 160     uint32_t tx_stat_etherstatspkts128octetsto255octets_lo;
 161     uint32_t tx_stat_etherstatspkts256octetsto511octets_hi;
 162     uint32_t tx_stat_etherstatspkts256octetsto511octets_lo;
 163     uint32_t tx_stat_etherstatspkts512octetsto1023octets_hi;
 164     uint32_t tx_stat_etherstatspkts512octetsto1023octets_lo;
 165     uint32_t tx_stat_etherstatspkts1024octetsto1522octets_hi;
 166     uint32_t tx_stat_etherstatspkts1024octetsto1522octets_lo;
 167     uint32_t tx_stat_etherstatspktsover1522octets_hi;
 168     uint32_t tx_stat_etherstatspktsover1522octets_lo;
 169     uint32_t tx_stat_bmac_2047_hi;
 170     uint32_t tx_stat_bmac_2047_lo;
 171     uint32_t tx_stat_bmac_4095_hi;
 172     uint32_t tx_stat_bmac_4095_lo;
 173     uint32_t tx_stat_bmac_9216_hi;
 174     uint32_t tx_stat_bmac_9216_lo;
 175     uint32_t tx_stat_bmac_16383_hi;
 176     uint32_t tx_stat_bmac_16383_lo;
 177     uint32_t tx_stat_dot3statsinternalmactransmiterrors_hi;
 178     uint32_t tx_stat_dot3statsinternalmactransmiterrors_lo;
 179     uint32_t tx_stat_bmac_ufl_hi;
 180     uint32_t tx_stat_bmac_ufl_lo;
 181
 182     uint32_t pause_frames_received_hi;
 183     uint32_t pause_frames_received_lo;
 184     uint32_t pause_frames_sent_hi;
 185     uint32_t pause_frames_sent_lo;
 186
 187     uint32_t etherstatspkts1024octetsto1522octets_hi;
 188     uint32_t etherstatspkts1024octetsto1522octets_lo;
 189     uint32_t etherstatspktsover1522octets_hi;
 190     uint32_t etherstatspktsover1522octets_lo;
 191
 192     uint32_t brb_drop_hi;
 193     uint32_t brb_drop_lo;
 194     uint32_t brb_truncate_hi;
 195     uint32_t brb_truncate_lo;
 196
 197     uint32_t mac_filter_discard;
 198     uint32_t mf_tag_discard;
 199     uint32_t brb_truncate_discard;
 200     uint32_t mac_discard;
 201
 202     uint32_t nig_timer_max;
 203
 204     /* PFC */
 205     uint32_t pfc_frames_received_hi;
 206     uint32_t pfc_frames_received_lo;
 207     uint32_t pfc_frames_sent_hi;
 208     uint32_t pfc_frames_sent_lo;
 209
 210     /* Recovery */
 211     uint32_t recoverable_error;
 212     uint32_t unrecoverable_error;
 213
 214     /* src: Clear-on-Read register; Will not survive PMF Migration */
 215     uint32_t eee_tx_lpi;
 216
 217     /* receive path driver statistics */
 218     uint32_t rx_calls;
 219     uint32_t rx_pkts;
 220     uint32_t rx_soft_errors;
 221     uint32_t rx_hw_csum_errors;
 222     uint32_t rx_ofld_frames_csum_ip;
 223     uint32_t rx_ofld_frames_csum_tcp_udp;
 224     uint32_t rx_budget_reached;
 225
 226     /* tx path driver statistics */
 227     uint32_t tx_pkts;
 228     uint32_t tx_soft_errors;
 229     uint32_t tx_ofld_frames_csum_ip;
 230     uint32_t tx_ofld_frames_csum_tcp;
 231     uint32_t tx_ofld_frames_csum_udp;
 232     uint32_t tx_encap_failures;
 233     uint32_t tx_hw_queue_full;
 234     uint32_t tx_hw_max_queue_depth;
 235     uint32_t tx_dma_mapping_failure;
 236     uint32_t tx_max_drbr_queue_depth;
 237     uint32_t tx_window_violation_std;
 238     uint32_t tx_chain_lost_mbuf;
 239     uint32_t tx_frames_deferred;
 240     uint32_t tx_queue_xoff;
 241
 242     /* mbuf driver statistics */
 243     uint32_t mbuf_defrag_attempts;
 244     uint32_t mbuf_defrag_failures;
 245     uint32_t mbuf_rx_bd_alloc_failed;
 246     uint32_t mbuf_rx_bd_mapping_failed;
 247
 248     /* track the number of allocated mbufs */
 249     uint32_t mbuf_alloc_tx;
 250     uint32_t mbuf_alloc_rx;
 251 };
 252
 253
 254 struct bnx2x_eth_q_stats {
 255     uint32_t total_unicast_bytes_received_hi;
 256     uint32_t total_unicast_bytes_received_lo;
 257     uint32_t total_broadcast_bytes_received_hi;
 258     uint32_t total_broadcast_bytes_received_lo;
 259     uint32_t total_multicast_bytes_received_hi;
 260     uint32_t total_multicast_bytes_received_lo;
 261     uint32_t total_bytes_received_hi;
 262     uint32_t total_bytes_received_lo;
 263     uint32_t total_unicast_bytes_transmitted_hi;
 264     uint32_t total_unicast_bytes_transmitted_lo;
 265     uint32_t total_broadcast_bytes_transmitted_hi;
 266     uint32_t total_broadcast_bytes_transmitted_lo;
 267     uint32_t total_multicast_bytes_transmitted_hi;
 268     uint32_t total_multicast_bytes_transmitted_lo;
 269     uint32_t total_bytes_transmitted_hi;
 270     uint32_t total_bytes_transmitted_lo;
 271     uint32_t total_unicast_packets_received_hi;
 272     uint32_t total_unicast_packets_received_lo;
 273     uint32_t total_multicast_packets_received_hi;
 274     uint32_t total_multicast_packets_received_lo;
 275     uint32_t total_broadcast_packets_received_hi;
 276     uint32_t total_broadcast_packets_received_lo;
 277     uint32_t total_unicast_packets_transmitted_hi;
 278     uint32_t total_unicast_packets_transmitted_lo;
 279     uint32_t total_multicast_packets_transmitted_hi;
 280     uint32_t total_multicast_packets_transmitted_lo;
 281     uint32_t total_broadcast_packets_transmitted_hi;
 282     uint32_t total_broadcast_packets_transmitted_lo;
 283     uint32_t valid_bytes_received_hi;
 284     uint32_t valid_bytes_received_lo;
 285
 286     uint32_t etherstatsoverrsizepkts_hi;
 287     uint32_t etherstatsoverrsizepkts_lo;
 288     uint32_t no_buff_discard_hi;
 289     uint32_t no_buff_discard_lo;
 290
 291     uint32_t total_packets_received_checksum_discarded_hi;
 292     uint32_t total_packets_received_checksum_discarded_lo;
 293     uint32_t total_packets_received_ttl0_discarded_hi;
 294     uint32_t total_packets_received_ttl0_discarded_lo;
 295     uint32_t total_transmitted_dropped_packets_error_hi;
 296     uint32_t total_transmitted_dropped_packets_error_lo;
 297
 298     /* receive path driver statistics */
 299     uint32_t rx_calls;
 300     uint32_t rx_pkts;
 301     uint32_t rx_soft_errors;
 302     uint32_t rx_hw_csum_errors;
 303     uint32_t rx_ofld_frames_csum_ip;
 304     uint32_t rx_ofld_frames_csum_tcp_udp;
 305     uint32_t rx_budget_reached;
 306
 307     /* tx path driver statistics */
 308     uint32_t tx_pkts;
 309     uint32_t tx_soft_errors;
 310     uint32_t tx_ofld_frames_csum_ip;
 311     uint32_t tx_ofld_frames_csum_tcp;
 312     uint32_t tx_ofld_frames_csum_udp;
 313     uint32_t tx_encap_failures;
 314     uint32_t tx_hw_queue_full;
 315     uint32_t tx_hw_max_queue_depth;
 316     uint32_t tx_dma_mapping_failure;
 317     uint32_t tx_max_drbr_queue_depth;
 318     uint32_t tx_window_violation_std;
 319     uint32_t tx_chain_lost_mbuf;
 320     uint32_t tx_frames_deferred;
 321     uint32_t tx_queue_xoff;
 322
 323     /* mbuf driver statistics */
 324     uint32_t mbuf_defrag_attempts;
 325     uint32_t mbuf_defrag_failures;
 326     uint32_t mbuf_rx_bd_alloc_failed;
 327     uint32_t mbuf_rx_bd_mapping_failed;
 328
 329     /* track the number of allocated mbufs */
 330     uint32_t mbuf_alloc_tx;
 331     uint32_t mbuf_alloc_rx;
 332 };
 333
 334 struct bnx2x_eth_stats_old {
 335     uint32_t rx_stat_dot3statsframestoolong_hi;
 336     uint32_t rx_stat_dot3statsframestoolong_lo;
 337 };
 338
 339 struct bnx2x_eth_q_stats_old {
 340     /* Fields to perserve over fw reset*/
 341     uint32_t total_unicast_bytes_received_hi;
 342     uint32_t total_unicast_bytes_received_lo;
 343     uint32_t total_broadcast_bytes_received_hi;
 344     uint32_t total_broadcast_bytes_received_lo;
 345     uint32_t total_multicast_bytes_received_hi;
 346     uint32_t total_multicast_bytes_received_lo;
 347     uint32_t total_unicast_bytes_transmitted_hi;
 348     uint32_t total_unicast_bytes_transmitted_lo;
 349     uint32_t total_broadcast_bytes_transmitted_hi;
 350     uint32_t total_broadcast_bytes_transmitted_lo;
 351     uint32_t total_multicast_bytes_transmitted_hi;
 352     uint32_t total_multicast_bytes_transmitted_lo;
 353
 354     /* Fields to perserve last of */
 355     uint32_t total_bytes_received_hi;
 356     uint32_t total_bytes_received_lo;
 357     uint32_t total_bytes_transmitted_hi;
 358     uint32_t total_bytes_transmitted_lo;
 359     uint32_t total_unicast_packets_received_hi;
 360     uint32_t total_unicast_packets_received_lo;
 361     uint32_t total_multicast_packets_received_hi;
 362     uint32_t total_multicast_packets_received_lo;
 363     uint32_t total_broadcast_packets_received_hi;
 364     uint32_t total_broadcast_packets_received_lo;
 365     uint32_t total_unicast_packets_transmitted_hi;
 366     uint32_t total_unicast_packets_transmitted_lo;
 367     uint32_t total_multicast_packets_transmitted_hi;
 368     uint32_t total_multicast_packets_transmitted_lo;
 369     uint32_t total_broadcast_packets_transmitted_hi;
 370     uint32_t total_broadcast_packets_transmitted_lo;
 371     uint32_t valid_bytes_received_hi;
 372     uint32_t valid_bytes_received_lo;
 373
 374     /* receive path driver statistics */
 375     uint32_t rx_calls_old;
 376     uint32_t rx_pkts_old;
 377     uint32_t rx_soft_errors_old;
 378     uint32_t rx_hw_csum_errors_old;
 379     uint32_t rx_ofld_frames_csum_ip_old;
 380     uint32_t rx_ofld_frames_csum_tcp_udp_old;
 381     uint32_t rx_budget_reached_old;
 382
 383     /* tx path driver statistics */
 384     uint32_t tx_pkts_old;
 385     uint32_t tx_soft_errors_old;
 386     uint32_t tx_ofld_frames_csum_ip_old;
 387     uint32_t tx_ofld_frames_csum_tcp_old;
 388     uint32_t tx_ofld_frames_csum_udp_old;
 389     uint32_t tx_encap_failures_old;
 390     uint32_t tx_hw_queue_full_old;
 391     uint32_t tx_hw_max_queue_depth_old;
 392     uint32_t tx_dma_mapping_failure_old;
 393     uint32_t tx_max_drbr_queue_depth_old;
 394     uint32_t tx_window_violation_std_old;
 395     uint32_t tx_chain_lost_mbuf_old;
 396     uint32_t tx_frames_deferred_old;
 397     uint32_t tx_queue_xoff_old;
 398
 399     /* mbuf driver statistics */
 400     uint32_t mbuf_defrag_attempts_old;
 401     uint32_t mbuf_defrag_failures_old;
 402     uint32_t mbuf_rx_bd_alloc_failed_old;
 403     uint32_t mbuf_rx_bd_mapping_failed_old;
 404
 405     /* track the number of allocated mbufs */
 406     int mbuf_alloc_tx_old;
 407     int mbuf_alloc_rx_old;
 408 };
 409
 410 struct bnx2x_net_stats_old {
 411     uint32_t rx_dropped;
 412 };
 413
 414 struct bnx2x_fw_port_stats_old {
 415     uint32_t pfc_frames_tx_hi;
 416     uint32_t pfc_frames_tx_lo;
 417     uint32_t pfc_frames_rx_hi;
 418     uint32_t pfc_frames_rx_lo;
 419
 420     uint32_t mac_filter_discard;
 421     uint32_t mf_tag_discard;
 422     uint32_t brb_truncate_discard;
 423     uint32_t mac_discard;
 424 };
 425
 426 /* sum[hi:lo] += add[hi:lo] */
 427 #define ADD_64(s_hi, a_hi, s_lo, a_lo)          \
 428     do {                                        \
 429         s_lo += a_lo;                           \
 430         s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \
 431     } while (0)
 432
 433 #define LE32_0 ((uint32_t) 0)
 434 #define LE16_0 ((uint16_t) 0)
 435
 436 /* The _force is for cases where high value is 0 */
 437 #define ADD_64_LE(s_hi, a_hi_le, s_lo, a_lo_le) \
 438         ADD_64(s_hi, le32toh(a_hi_le),          \
 439                s_lo, le32toh(a_lo_le))
 440
 441 #define ADD_64_LE16(s_hi, a_hi_le, s_lo, a_lo_le) \
 442         ADD_64(s_hi, le16toh(a_hi_le),            \
 443                s_lo, le16toh(a_lo_le))
 444
 445 /* difference = minuend - subtrahend */
 446 #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo)  \
 447     do {                                             \
 448         if (m_lo < s_lo) {                           \
 449             /* underflow */                          \
 450             d_hi = m_hi - s_hi;                      \
 451             if (d_hi > 0) {                          \
 452                 /* we can 'loan' 1 */                \
 453                 d_hi--;                              \
 454                 d_lo = m_lo + (UINT_MAX - s_lo) + 1; \
 455             } else {                                 \
 456                 /* m_hi <= s_hi */                   \
 457                 d_hi = 0;                            \
 458                 d_lo = 0;                            \
 459             }                                        \
 460         } else {                                     \
 461             /* m_lo >= s_lo */                       \
 462             if (m_hi < s_hi) {                       \
 463                 d_hi = 0;                            \
 464                 d_lo = 0;                            \
 465             } else {                                 \
 466                 /* m_hi >= s_hi */                   \
 467                 d_hi = m_hi - s_hi;                  \
 468                 d_lo = m_lo - s_lo;                  \
 469             }                                        \
 470         }                                            \
 471     } while (0)
 472
 473 #define UPDATE_STAT64(s, t)                                      \
 474     do {                                                         \
 475         DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \
 476             diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo);    \
 477         pstats->mac_stx[0].t##_hi = new->s##_hi;                 \
 478         pstats->mac_stx[0].t##_lo = new->s##_lo;                 \
 479         ADD_64(pstats->mac_stx[1].t##_hi, diff.hi,               \
 480                pstats->mac_stx[1].t##_lo, diff.lo);              \
 481     } while (0)
 482
 483 #define UPDATE_STAT64_NIG(s, t)                    \
 484     do {                                           \
 485         DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \
 486             diff.lo, new->s##_lo, old->s##_lo);    \
 487         ADD_64(estats->t##_hi, diff.hi,            \
 488                estats->t##_lo, diff.lo);           \
 489     } while (0)
 490
 491 /* sum[hi:lo] += add */
 492 #define ADD_EXTEND_64(s_hi, s_lo, a) \
 493     do {                             \
 494         s_lo += a;                   \
 495         s_hi += (s_lo < a) ? 1 : 0;  \
 496     } while (0)
 497
 498 #define ADD_STAT64(diff, t)                                \
 499     do {                                                   \
 500         ADD_64(pstats->mac_stx[1].t##_hi, new->diff##_hi,  \
 501                pstats->mac_stx[1].t##_lo, new->diff##_lo); \
 502     } while (0)
 503
 504 #define UPDATE_EXTEND_STAT(s)                    \
 505     do {                                         \
 506         ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \
 507                   pstats->mac_stx[1].s##_lo,     \
 508                   new->s);                       \
 509     } while (0)
 510
 511 #define UPDATE_EXTEND_TSTAT_X(s, t, size)                    \
 512     do {                                                     \
 513         diff = le##size##toh(tclient->s) -                   \
 514                le##size##toh(old_tclient->s);                \
 515         old_tclient->s = tclient->s;                         \
 516         ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \
 517     } while (0)
 518
 519 #define UPDATE_EXTEND_TSTAT(s, t) UPDATE_EXTEND_TSTAT_X(s, t, 32)
 520
 521 #define UPDATE_EXTEND_E_TSTAT(s, t, size)                    \
 522     do {                                                     \
 523         UPDATE_EXTEND_TSTAT_X(s, t, size);                   \
 524         ADD_EXTEND_64(estats->t##_hi, estats->t##_lo, diff); \
 525     } while (0)
 526
 527 #define UPDATE_EXTEND_USTAT(s, t)                             \
 528     do {                                                      \
 529         diff = le32toh(uclient->s) - le32toh(old_uclient->s); \
 530         old_uclient->s = uclient->s;                          \
 531         ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff);  \
 532     } while (0)
 533
 534 #define UPDATE_EXTEND_E_USTAT(s, t)                          \
 535     do {                                                     \
 536         UPDATE_EXTEND_USTAT(s, t);                           \
 537         ADD_EXTEND_64(estats->t##_hi, estats->t##_lo, diff); \
 538     } while (0)
 539
 540 #define UPDATE_EXTEND_XSTAT(s, t)                             \
 541     do {                                                      \
 542         diff = le32toh(xclient->s) - le32toh(old_xclient->s); \
 543         old_xclient->s = xclient->s;                          \
 544         ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff);  \
 545     } while (0)
 546
 547 #define UPDATE_QSTAT(s, t)                                   \
 548     do {                                                     \
 549         qstats->t##_hi = qstats_old->t##_hi + le32toh(s.hi); \
 550         qstats->t##_lo = qstats_old->t##_lo + le32toh(s.lo); \
 551     } while (0)
 552
 553 #define UPDATE_QSTAT_OLD(f)        \
 554     do {                           \
 555         qstats_old->f = qstats->f; \
 556     } while (0)
 557
 558 #define UPDATE_ESTAT_QSTAT_64(s)                        \
 559     do {                                                \
 560         ADD_64(estats->s##_hi, qstats->s##_hi,          \
 561                estats->s##_lo, qstats->s##_lo);         \
 562         SUB_64(estats->s##_hi, qstats_old->s##_hi_old,  \
 563                estats->s##_lo, qstats_old->s##_lo_old); \
 564         qstats_old->s##_hi_old = qstats->s##_hi;        \
 565         qstats_old->s##_lo_old = qstats->s##_lo;        \
 566     } while (0)
 567
 568 #define UPDATE_ESTAT_QSTAT(s)             \
 569     do {                                  \
 570         estats->s += qstats->s;           \
 571         estats->s -= qstats_old->s##_old; \
 572         qstats_old->s##_old = qstats->s;  \
 573     } while (0)
 574
 575 #define UPDATE_FSTAT_QSTAT(s)                       \
 576     do {                                            \
 577         ADD_64(fstats->s##_hi, qstats->s##_hi,      \
 578                fstats->s##_lo, qstats->s##_lo);     \
 579         SUB_64(fstats->s##_hi, qstats_old->s##_hi,  \
 580                fstats->s##_lo, qstats_old->s##_lo); \
 581         estats->s##_hi = fstats->s##_hi;            \
 582         estats->s##_lo = fstats->s##_lo;            \
 583         qstats_old->s##_hi = qstats->s##_hi;        \
 584         qstats_old->s##_lo = qstats->s##_lo;        \
 585     } while (0)
 586
 587 #define UPDATE_FW_STAT(s)                           \
 588     do {                                            \
 589         estats->s = le32toh(tport->s) + fwstats->s; \
 590     } while (0)
 591
 592 #define UPDATE_FW_STAT_OLD(f)   \
 593     do {                        \
 594         fwstats->f = estats->f; \
 595     } while (0)
 596
 597 #define UPDATE_ESTAT(s, t)                          \
 598     do {                                            \
 599         SUB_64(estats->s##_hi, estats_old->t##_hi,  \
 600                estats->s##_lo, estats_old->t##_lo); \
 601         ADD_64(estats->s##_hi, estats->t##_hi,      \
 602                estats->s##_lo, estats->t##_lo);     \
 603         estats_old->t##_hi = estats->t##_hi;        \
 604         estats_old->t##_lo = estats->t##_lo;        \
 605     } while (0)
 606
 607 /* minuend -= subtrahend */
 608 #define SUB_64(m_hi, s_hi, m_lo, s_lo)               \
 609     do {                                             \
 610         DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \
 611     } while (0)
 612
 613 /* minuend[hi:lo] -= subtrahend */
 614 #define SUB_EXTEND_64(m_hi, m_lo, s)    \
 615     do {                                \
 616         uint32_t s_hi = 0;              \
 617         SUB_64(m_hi, s_hi, m_lo, s);    \
 618     } while (0)
 619
 620 #define SUB_EXTEND_USTAT(s, t)                                \
 621     do {                                                      \
 622         diff = le32toh(uclient->s) - le32toh(old_uclient->s); \
 623         SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff);  \
 624     } while (0)
 625
 626 struct bnx2x_softc;
 627 void bnx2x_stats_init(struct bnx2x_softc *sc);
 628 void bnx2x_stats_handle(struct bnx2x_softc *sc, enum bnx2x_stats_event event);
 629 void bnx2x_save_statistics(struct bnx2x_softc *sc);
 630 void bnx2x_memset_stats(struct bnx2x_softc *sc);
 631
 632 #endif /* BNX2X_STATS_H */