sys/dev/oce/oce_if.h

   1 /*-
   2  * SPDX-License-Identifier: BSD-3-Clause
   3  *
   4  * Copyright (C) 2013 Emulex
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright notice,
  11  *    this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Emulex Corporation nor the names of its
  18  *    contributors may be used to endorse or promote products derived from
  19  *    this software without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  31  * POSSIBILITY OF SUCH DAMAGE.
  32  *
  33  * Contact Information:
  34  * freebsd-drivers@emulex.com
  35  *
  36  * Emulex
  37  * 3333 Susan Street
  38  * Costa Mesa, CA 92626
  39  */
  40
  41 /* $FreeBSD$ */
  42
  43 #include <sys/param.h>
  44 #include <sys/endian.h>
  45 #include <sys/epoch.h>
  46 #include <sys/eventhandler.h>
  47 #include <sys/malloc.h>
  48 #include <sys/module.h>
  49 #include <sys/kernel.h>
  50 #include <sys/bus.h>
  51 #include <sys/mbuf.h>
  52 #include <sys/priv.h>
  53 #include <sys/rman.h>
  54 #include <sys/socket.h>
  55 #include <sys/sockio.h>
  56 #include <sys/sockopt.h>
  57 #include <sys/queue.h>
  58 #include <sys/taskqueue.h>
  59 #include <sys/lock.h>
  60 #include <sys/mutex.h>
  61 #include <sys/sysctl.h>
  62 #include <sys/random.h>
  63 #include <sys/firmware.h>
  64 #include <sys/systm.h>
  65 #include <sys/proc.h>
  66
  67 #include <dev/pci/pcireg.h>
  68 #include <dev/pci/pcivar.h>
  69
  70 #include <net/bpf.h>
  71 #include <net/ethernet.h>
  72 #include <net/if.h>
  73 #include <net/if_var.h>
  74 #include <net/if_types.h>
  75 #include <net/if_media.h>
  76 #include <net/if_vlan_var.h>
  77 #include <net/if_dl.h>
  78
  79 #include <netinet/in.h>
  80 #include <netinet/in_systm.h>
  81 #include <netinet/in_var.h>
  82 #include <netinet/if_ether.h>
  83 #include <netinet/ip.h>
  84 #include <netinet/ip6.h>
  85 #include <netinet6/in6_var.h>
  86 #include <netinet6/ip6_mroute.h>
  87
  88 #include <netinet/udp.h>
  89 #include <netinet/tcp.h>
  90 #include <netinet/sctp.h>
  91 #include <netinet/tcp_lro.h>
  92 #include <netinet/icmp6.h>
  93
  94 #include <machine/bus.h>
  95
  96 #include "oce_hw.h"
  97
  98 /* OCE device driver module component revision informaiton */
  99 #define COMPONENT_REVISION "11.0.50.0"
 100
 101 /* OCE devices supported by this driver */
 102 #define PCI_VENDOR_EMULEX               0x10df  /* Emulex */
 103 #define PCI_VENDOR_SERVERENGINES        0x19a2  /* ServerEngines (BE) */
 104 #define PCI_PRODUCT_BE2                 0x0700  /* BE2 network adapter */
 105 #define PCI_PRODUCT_BE3                 0x0710  /* BE3 network adapter */
 106 #define PCI_PRODUCT_XE201               0xe220  /* XE201 network adapter */
 107 #define PCI_PRODUCT_XE201_VF            0xe228  /* XE201 with VF in Lancer */
 108 #define PCI_PRODUCT_SH                  0x0720  /* Skyhawk network adapter */
 109
 110 #define IS_BE(sc)       (((sc->flags & OCE_FLAGS_BE3) | \
 111                          (sc->flags & OCE_FLAGS_BE2))? 1:0)
 112 #define IS_BE3(sc)      (sc->flags & OCE_FLAGS_BE3)
 113 #define IS_BE2(sc)      (sc->flags & OCE_FLAGS_BE2)
 114 #define IS_XE201(sc)    ((sc->flags & OCE_FLAGS_XE201) ? 1:0)
 115 #define HAS_A0_CHIP(sc) ((sc->flags & OCE_FLAGS_HAS_A0_CHIP) ? 1:0)
 116 #define IS_SH(sc)       ((sc->flags & OCE_FLAGS_SH) ? 1 : 0)
 117
 118 #define is_be_mode_mc(sc)       ((sc->function_mode & FNM_FLEX10_MODE) ||       \
 119                                 (sc->function_mode & FNM_UMC_MODE)    ||        \
 120                                 (sc->function_mode & FNM_VNIC_MODE))
 121 #define OCE_FUNCTION_CAPS_SUPER_NIC     0x40
 122 #define IS_PROFILE_SUPER_NIC(sc) (sc->function_caps & OCE_FUNCTION_CAPS_SUPER_NIC)
 123
 124 /* proportion Service Level Interface queues */
 125 #define OCE_MAX_UNITS                   2
 126 #define OCE_MAX_PPORT                   OCE_MAX_UNITS
 127 #define OCE_MAX_VPORT                   OCE_MAX_UNITS
 128
 129 extern int mp_ncpus;                    /* system's total active cpu cores */
 130 #define OCE_NCPUS                       mp_ncpus
 131
 132 /* This should be powers of 2. Like 2,4,8 & 16 */
 133 #define OCE_MAX_RSS                     8
 134 #define OCE_LEGACY_MODE_RSS             4 /* For BE3 Legacy mode*/
 135 #define is_rss_enabled(sc)              ((sc->function_caps & FNC_RSS) && !is_be_mode_mc(sc))
 136
 137 #define OCE_MIN_RQ                      1
 138 #define OCE_MIN_WQ                      1
 139
 140 #define OCE_MAX_RQ                      OCE_MAX_RSS + 1 /* one default queue */
 141 #define OCE_MAX_WQ                      8
 142
 143 #define OCE_MAX_EQ                      32
 144 #define OCE_MAX_CQ                      OCE_MAX_RQ + OCE_MAX_WQ + 1 /* one MCC queue */
 145 #define OCE_MAX_CQ_EQ                   8 /* Max CQ that can attached to an EQ */
 146
 147 #define OCE_DEFAULT_WQ_EQD              16
 148 #define OCE_MAX_PACKET_Q                16
 149 #define OCE_LSO_MAX_SIZE                (64 * 1024)
 150 #define LONG_TIMEOUT                    30
 151 #define OCE_MAX_JUMBO_FRAME_SIZE        9018
 152 #define OCE_MAX_MTU                     (OCE_MAX_JUMBO_FRAME_SIZE - \
 153                                                 ETHER_VLAN_ENCAP_LEN - \
 154                                                 ETHER_HDR_LEN)
 155
 156 #define OCE_RDMA_VECTORS                2
 157
 158 #define OCE_MAX_TX_ELEMENTS             29
 159 #define OCE_MAX_TX_DESC                 1024
 160 #define OCE_MAX_TX_SIZE                 65535
 161 #define OCE_MAX_TSO_SIZE                (65535 - ETHER_HDR_LEN)
 162 #define OCE_MAX_RX_SIZE                 4096
 163 #define OCE_MAX_RQ_POSTS                255
 164 #define OCE_HWLRO_MAX_RQ_POSTS          64
 165 #define OCE_DEFAULT_PROMISCUOUS         0
 166
 167 #define RSS_ENABLE_IPV4                 0x1
 168 #define RSS_ENABLE_TCP_IPV4             0x2
 169 #define RSS_ENABLE_IPV6                 0x4
 170 #define RSS_ENABLE_TCP_IPV6             0x8
 171
 172 #define INDIRECTION_TABLE_ENTRIES       128
 173
 174 /* flow control definitions */
 175 #define OCE_FC_NONE                     0x00000000
 176 #define OCE_FC_TX                       0x00000001
 177 #define OCE_FC_RX                       0x00000002
 178 #define OCE_DEFAULT_FLOW_CONTROL        (OCE_FC_TX | OCE_FC_RX)
 179
 180 /* Interface capabilities to give device when creating interface */
 181 #define  OCE_CAPAB_FLAGS                (MBX_RX_IFACE_FLAGS_BROADCAST    | \
 182                                         MBX_RX_IFACE_FLAGS_UNTAGGED      | \
 183                                         MBX_RX_IFACE_FLAGS_PROMISCUOUS      | \
 184                                         MBX_RX_IFACE_FLAGS_VLAN_PROMISCUOUS |   \
 185                                         MBX_RX_IFACE_FLAGS_MCAST_PROMISCUOUS   | \
 186                                         MBX_RX_IFACE_FLAGS_RSS | \
 187                                         MBX_RX_IFACE_FLAGS_PASS_L3L4_ERR)
 188
 189 /* Interface capabilities to enable by default (others set dynamically) */
 190 #define  OCE_CAPAB_ENABLE               (MBX_RX_IFACE_FLAGS_BROADCAST | \
 191                                         MBX_RX_IFACE_FLAGS_UNTAGGED   | \
 192                                         MBX_RX_IFACE_FLAGS_PASS_L3L4_ERR)
 193
 194 #define OCE_IF_HWASSIST                 (CSUM_IP | CSUM_TCP | CSUM_UDP)
 195 #define OCE_IF_CAPABILITIES             (IFCAP_VLAN_MTU | IFCAP_VLAN_HWTAGGING | \
 196                                         IFCAP_HWCSUM | IFCAP_VLAN_HWCSUM | \
 197                                         IFCAP_JUMBO_MTU | IFCAP_VLAN_MTU)
 198 #define OCE_IF_HWASSIST_NONE            0
 199 #define OCE_IF_CAPABILITIES_NONE        0
 200
 201 #define MAX_VLANFILTER_SIZE             64
 202 #define MAX_VLANS                       4096
 203
 204 #define upper_32_bits(n)                ((uint32_t)(((n) >> 16) >> 16))
 205 #define BSWAP_8(x)                      ((x) & 0xff)
 206 #define BSWAP_16(x)                     ((BSWAP_8(x) << 8) | BSWAP_8((x) >> 8))
 207 #define BSWAP_32(x)                     ((BSWAP_16(x) << 16) | \
 208                                          BSWAP_16((x) >> 16))
 209 #define BSWAP_64(x)                     ((BSWAP_32(x) << 32) | \
 210                                         BSWAP_32((x) >> 32))
 211
 212 #define for_all_wq_queues(sc, wq, i)    \
 213                 for (i = 0, wq = sc->wq[0]; i < sc->nwqs; i++, wq = sc->wq[i])
 214 #define for_all_rq_queues(sc, rq, i)    \
 215                 for (i = 0, rq = sc->rq[0]; i < sc->nrqs; i++, rq = sc->rq[i])
 216 #define for_all_rss_queues(sc, rq, i)   \
 217                 for (i = 0, rq = sc->rq[i + 1]; i < (sc->nrqs - 1); \
 218                      i++, rq = sc->rq[i + 1])
 219 #define for_all_evnt_queues(sc, eq, i)  \
 220                 for (i = 0, eq = sc->eq[0]; i < sc->neqs; i++, eq = sc->eq[i])
 221 #define for_all_cq_queues(sc, cq, i)    \
 222                 for (i = 0, cq = sc->cq[0]; i < sc->ncqs; i++, cq = sc->cq[i])
 223
 224 /* Flash specific */
 225 #define IOCTL_COOKIE                    "SERVERENGINES CORP"
 226 #define MAX_FLASH_COMP                  32
 227
 228 #define IMG_ISCSI                       160
 229 #define IMG_REDBOOT                     224
 230 #define IMG_BIOS                        34
 231 #define IMG_PXEBIOS                     32
 232 #define IMG_FCOEBIOS                    33
 233 #define IMG_ISCSI_BAK                   176
 234 #define IMG_FCOE                        162
 235 #define IMG_FCOE_BAK                    178
 236 #define IMG_NCSI                        16
 237 #define IMG_PHY                         192
 238 #define FLASHROM_OPER_FLASH             1
 239 #define FLASHROM_OPER_SAVE              2
 240 #define FLASHROM_OPER_REPORT            4
 241 #define FLASHROM_OPER_FLASH_PHY         9
 242 #define FLASHROM_OPER_SAVE_PHY          10
 243 #define TN_8022                         13
 244
 245 enum {
 246         PHY_TYPE_CX4_10GB = 0,
 247         PHY_TYPE_XFP_10GB,
 248         PHY_TYPE_SFP_1GB,
 249         PHY_TYPE_SFP_PLUS_10GB,
 250         PHY_TYPE_KR_10GB,
 251         PHY_TYPE_KX4_10GB,
 252         PHY_TYPE_BASET_10GB,
 253         PHY_TYPE_BASET_1GB,
 254         PHY_TYPE_BASEX_1GB,
 255         PHY_TYPE_SGMII,
 256         PHY_TYPE_DISABLED = 255
 257 };
 258
 259 /**
 260  * @brief Define and hold all necessary info for a single interrupt
 261  */
 262 #define OCE_MAX_MSI                     32 /* Message Signaled Interrupts */
 263 #define OCE_MAX_MSIX                    2048 /* PCI Express MSI Interrrupts */
 264
 265 typedef struct oce_intr_info {
 266         void *tag;              /* cookie returned by bus_setup_intr */
 267         struct resource *intr_res;      /* PCI resource container */
 268         int irq_rr;             /* resource id for the interrupt */
 269         struct oce_softc *sc;   /* pointer to the parent soft c */
 270         struct oce_eq *eq;      /* pointer to the connected EQ */
 271         struct taskqueue *tq;   /* Associated task queue */
 272         struct task task;       /* task queue task */
 273         char task_name[32];     /* task name */
 274         int vector;             /* interrupt vector number */
 275 } OCE_INTR_INFO, *POCE_INTR_INFO;
 276
 277 /* Ring related */
 278 #define GET_Q_NEXT(_START, _STEP, _END) \
 279         (((_START) + (_STEP)) < (_END) ? ((_START) + (_STEP)) \
 280         : (((_START) + (_STEP)) - (_END)))
 281
 282 #define DBUF_PA(obj)                    ((obj)->addr)
 283 #define DBUF_VA(obj)                    ((obj)->ptr)
 284 #define DBUF_TAG(obj)                   ((obj)->tag)
 285 #define DBUF_MAP(obj)                   ((obj)->map)
 286 #define DBUF_SYNC(obj, flags)           \
 287                 (void) bus_dmamap_sync(DBUF_TAG(obj), DBUF_MAP(obj), (flags))
 288
 289 #define RING_NUM_PENDING(ring)          ring->num_used
 290 #define RING_FULL(ring)                 (ring->num_used == ring->num_items)
 291 #define RING_EMPTY(ring)                (ring->num_used == 0)
 292 #define RING_NUM_FREE(ring)             \
 293                 (uint32_t)(ring->num_items - ring->num_used)
 294 #define RING_GET(ring, n)               \
 295                 ring->cidx = GET_Q_NEXT(ring->cidx, n, ring->num_items)
 296 #define RING_PUT(ring, n)               \
 297                 ring->pidx = GET_Q_NEXT(ring->pidx, n, ring->num_items)
 298
 299 #define RING_GET_CONSUMER_ITEM_VA(ring, type)   \
 300         (void*)((type *)DBUF_VA(&ring->dma) + ring->cidx)
 301 #define RING_GET_CONSUMER_ITEM_PA(ring, type)           \
 302         (uint64_t)(((type *)DBUF_PA(ring->dbuf)) + ring->cidx)
 303 #define RING_GET_PRODUCER_ITEM_VA(ring, type)           \
 304         (void *)(((type *)DBUF_VA(&ring->dma)) + ring->pidx)
 305 #define RING_GET_PRODUCER_ITEM_PA(ring, type)           \
 306         (uint64_t)(((type *)DBUF_PA(ring->dbuf)) + ring->pidx)
 307
 308 #define OCE_DMAPTR(o, c)                ((c *)(o)->ptr)
 309
 310 struct oce_packet_desc {
 311         struct mbuf *mbuf;
 312         bus_dmamap_t map;
 313         int nsegs;
 314         uint32_t wqe_idx;
 315 };
 316
 317 typedef struct oce_dma_mem {
 318         bus_dma_tag_t tag;
 319         bus_dmamap_t map;
 320         void *ptr;
 321         bus_addr_t paddr;
 322 } OCE_DMA_MEM, *POCE_DMA_MEM;
 323
 324 typedef struct oce_ring_buffer_s {
 325         uint16_t cidx;  /* Get ptr */
 326         uint16_t pidx;  /* Put Ptr */
 327         size_t item_size;
 328         size_t num_items;
 329         uint32_t num_used;
 330         OCE_DMA_MEM dma;
 331 } oce_ring_buffer_t;
 332
 333 /* Stats */
 334 #define OCE_UNICAST_PACKET      0
 335 #define OCE_MULTICAST_PACKET    1
 336 #define OCE_BROADCAST_PACKET    2
 337 #define OCE_RSVD_PACKET         3
 338
 339 struct oce_rx_stats {
 340         /* Total Receive Stats*/
 341         uint64_t t_rx_pkts;
 342         uint64_t t_rx_bytes;
 343         uint32_t t_rx_frags;
 344         uint32_t t_rx_mcast_pkts;
 345         uint32_t t_rx_ucast_pkts;
 346         uint32_t t_rxcp_errs;
 347 };
 348 struct oce_tx_stats {
 349         /*Total Transmit Stats */
 350         uint64_t t_tx_pkts;
 351         uint64_t t_tx_bytes;
 352         uint32_t t_tx_reqs;
 353         uint32_t t_tx_stops;
 354         uint32_t t_tx_wrbs;
 355         uint32_t t_tx_compl;
 356         uint32_t t_ipv6_ext_hdr_tx_drop;
 357 };
 358
 359 struct oce_be_stats {
 360         uint8_t  be_on_die_temperature;
 361         uint32_t be_tx_events;
 362         uint32_t eth_red_drops;
 363         uint32_t rx_drops_no_pbuf;
 364         uint32_t rx_drops_no_txpb;
 365         uint32_t rx_drops_no_erx_descr;
 366         uint32_t rx_drops_no_tpre_descr;
 367         uint32_t rx_drops_too_many_frags;
 368         uint32_t rx_drops_invalid_ring;
 369         uint32_t forwarded_packets;
 370         uint32_t rx_drops_mtu;
 371         uint32_t rx_crc_errors;
 372         uint32_t rx_alignment_symbol_errors;
 373         uint32_t rx_pause_frames;
 374         uint32_t rx_priority_pause_frames;
 375         uint32_t rx_control_frames;
 376         uint32_t rx_in_range_errors;
 377         uint32_t rx_out_range_errors;
 378         uint32_t rx_frame_too_long;
 379         uint32_t rx_address_match_errors;
 380         uint32_t rx_dropped_too_small;
 381         uint32_t rx_dropped_too_short;
 382         uint32_t rx_dropped_header_too_small;
 383         uint32_t rx_dropped_tcp_length;
 384         uint32_t rx_dropped_runt;
 385         uint32_t rx_ip_checksum_errs;
 386         uint32_t rx_tcp_checksum_errs;
 387         uint32_t rx_udp_checksum_errs;
 388         uint32_t rx_switched_unicast_packets;
 389         uint32_t rx_switched_multicast_packets;
 390         uint32_t rx_switched_broadcast_packets;
 391         uint32_t tx_pauseframes;
 392         uint32_t tx_priority_pauseframes;
 393         uint32_t tx_controlframes;
 394         uint32_t rxpp_fifo_overflow_drop;
 395         uint32_t rx_input_fifo_overflow_drop;
 396         uint32_t pmem_fifo_overflow_drop;
 397         uint32_t jabber_events;
 398 };
 399
 400 struct oce_xe201_stats {
 401         uint64_t tx_pkts;
 402         uint64_t tx_unicast_pkts;
 403         uint64_t tx_multicast_pkts;
 404         uint64_t tx_broadcast_pkts;
 405         uint64_t tx_bytes;
 406         uint64_t tx_unicast_bytes;
 407         uint64_t tx_multicast_bytes;
 408         uint64_t tx_broadcast_bytes;
 409         uint64_t tx_discards;
 410         uint64_t tx_errors;
 411         uint64_t tx_pause_frames;
 412         uint64_t tx_pause_on_frames;
 413         uint64_t tx_pause_off_frames;
 414         uint64_t tx_internal_mac_errors;
 415         uint64_t tx_control_frames;
 416         uint64_t tx_pkts_64_bytes;
 417         uint64_t tx_pkts_65_to_127_bytes;
 418         uint64_t tx_pkts_128_to_255_bytes;
 419         uint64_t tx_pkts_256_to_511_bytes;
 420         uint64_t tx_pkts_512_to_1023_bytes;
 421         uint64_t tx_pkts_1024_to_1518_bytes;
 422         uint64_t tx_pkts_1519_to_2047_bytes;
 423         uint64_t tx_pkts_2048_to_4095_bytes;
 424         uint64_t tx_pkts_4096_to_8191_bytes;
 425         uint64_t tx_pkts_8192_to_9216_bytes;
 426         uint64_t tx_lso_pkts;
 427         uint64_t rx_pkts;
 428         uint64_t rx_unicast_pkts;
 429         uint64_t rx_multicast_pkts;
 430         uint64_t rx_broadcast_pkts;
 431         uint64_t rx_bytes;
 432         uint64_t rx_unicast_bytes;
 433         uint64_t rx_multicast_bytes;
 434         uint64_t rx_broadcast_bytes;
 435         uint32_t rx_unknown_protos;
 436         uint64_t rx_discards;
 437         uint64_t rx_errors;
 438         uint64_t rx_crc_errors;
 439         uint64_t rx_alignment_errors;
 440         uint64_t rx_symbol_errors;
 441         uint64_t rx_pause_frames;
 442         uint64_t rx_pause_on_frames;
 443         uint64_t rx_pause_off_frames;
 444         uint64_t rx_frames_too_long;
 445         uint64_t rx_internal_mac_errors;
 446         uint32_t rx_undersize_pkts;
 447         uint32_t rx_oversize_pkts;
 448         uint32_t rx_fragment_pkts;
 449         uint32_t rx_jabbers;
 450         uint64_t rx_control_frames;
 451         uint64_t rx_control_frames_unknown_opcode;
 452         uint32_t rx_in_range_errors;
 453         uint32_t rx_out_of_range_errors;
 454         uint32_t rx_address_match_errors;
 455         uint32_t rx_vlan_mismatch_errors;
 456         uint32_t rx_dropped_too_small;
 457         uint32_t rx_dropped_too_short;
 458         uint32_t rx_dropped_header_too_small;
 459         uint32_t rx_dropped_invalid_tcp_length;
 460         uint32_t rx_dropped_runt;
 461         uint32_t rx_ip_checksum_errors;
 462         uint32_t rx_tcp_checksum_errors;
 463         uint32_t rx_udp_checksum_errors;
 464         uint32_t rx_non_rss_pkts;
 465         uint64_t rx_ipv4_pkts;
 466         uint64_t rx_ipv6_pkts;
 467         uint64_t rx_ipv4_bytes;
 468         uint64_t rx_ipv6_bytes;
 469         uint64_t rx_nic_pkts;
 470         uint64_t rx_tcp_pkts;
 471         uint64_t rx_iscsi_pkts;
 472         uint64_t rx_management_pkts;
 473         uint64_t rx_switched_unicast_pkts;
 474         uint64_t rx_switched_multicast_pkts;
 475         uint64_t rx_switched_broadcast_pkts;
 476         uint64_t num_forwards;
 477         uint32_t rx_fifo_overflow;
 478         uint32_t rx_input_fifo_overflow;
 479         uint64_t rx_drops_too_many_frags;
 480         uint32_t rx_drops_invalid_queue;
 481         uint64_t rx_drops_mtu;
 482         uint64_t rx_pkts_64_bytes;
 483         uint64_t rx_pkts_65_to_127_bytes;
 484         uint64_t rx_pkts_128_to_255_bytes;
 485         uint64_t rx_pkts_256_to_511_bytes;
 486         uint64_t rx_pkts_512_to_1023_bytes;
 487         uint64_t rx_pkts_1024_to_1518_bytes;
 488         uint64_t rx_pkts_1519_to_2047_bytes;
 489         uint64_t rx_pkts_2048_to_4095_bytes;
 490         uint64_t rx_pkts_4096_to_8191_bytes;
 491         uint64_t rx_pkts_8192_to_9216_bytes;
 492 };
 493
 494 struct oce_drv_stats {
 495         struct oce_rx_stats rx;
 496         struct oce_tx_stats tx;
 497         union {
 498                 struct oce_be_stats be;
 499                 struct oce_xe201_stats xe201;
 500         } u0;
 501 };
 502
 503 #define INTR_RATE_HWM                   15000
 504 #define INTR_RATE_LWM                   10000
 505
 506 #define OCE_MAX_EQD 128u
 507 #define OCE_MIN_EQD 0u
 508
 509 struct oce_set_eqd {
 510         uint32_t eq_id;
 511         uint32_t phase;
 512         uint32_t delay_multiplier;
 513 };
 514
 515 struct oce_aic_obj {             /* Adaptive interrupt coalescing (AIC) info */
 516         boolean_t enable;
 517         uint32_t  min_eqd;            /* in usecs */
 518         uint32_t  max_eqd;            /* in usecs */
 519         uint32_t  cur_eqd;            /* in usecs */
 520         uint32_t  et_eqd;             /* configured value when aic is off */
 521         uint64_t  ticks;
 522         uint64_t  prev_rxpkts;
 523         uint64_t  prev_txreqs;
 524 };
 525
 526 #define MAX_LOCK_DESC_LEN                       32
 527 struct oce_lock {
 528         struct mtx mutex;
 529         char name[MAX_LOCK_DESC_LEN+1];
 530 };
 531 #define OCE_LOCK                                struct oce_lock
 532
 533 #define LOCK_CREATE(lock, desc)                 { \
 534         strncpy((lock)->name, (desc), MAX_LOCK_DESC_LEN); \
 535         (lock)->name[MAX_LOCK_DESC_LEN] = '\0'; \
 536         mtx_init(&(lock)->mutex, (lock)->name, NULL, MTX_DEF); \
 537 }
 538 #define LOCK_DESTROY(lock)                      \
 539                 if (mtx_initialized(&(lock)->mutex))\
 540                         mtx_destroy(&(lock)->mutex)
 541 #define TRY_LOCK(lock)                          mtx_trylock(&(lock)->mutex)
 542 #define LOCK(lock)                              mtx_lock(&(lock)->mutex)
 543 #define LOCKED(lock)                            mtx_owned(&(lock)->mutex)
 544 #define UNLOCK(lock)                            mtx_unlock(&(lock)->mutex)
 545
 546 #define DEFAULT_MQ_MBOX_TIMEOUT                 (5 * 1000 * 1000)
 547 #define MBX_READY_TIMEOUT                       (1 * 1000 * 1000)
 548 #define DEFAULT_DRAIN_TIME                      200
 549 #define MBX_TIMEOUT_SEC                         5
 550 #define STAT_TIMEOUT                            2000000
 551
 552 /* size of the packet descriptor array in a transmit queue */
 553 #define OCE_TX_RING_SIZE                        2048
 554 #define OCE_RX_RING_SIZE                        1024
 555 #define OCE_WQ_PACKET_ARRAY_SIZE                (OCE_TX_RING_SIZE/2)
 556 #define OCE_RQ_PACKET_ARRAY_SIZE                (OCE_RX_RING_SIZE)
 557
 558 struct oce_dev;
 559
 560 enum eq_len {
 561         EQ_LEN_256  = 256,
 562         EQ_LEN_512  = 512,
 563         EQ_LEN_1024 = 1024,
 564         EQ_LEN_2048 = 2048,
 565         EQ_LEN_4096 = 4096
 566 };
 567
 568 enum eqe_size {
 569         EQE_SIZE_4  = 4,
 570         EQE_SIZE_16 = 16
 571 };
 572
 573 enum qtype {
 574         QTYPE_EQ,
 575         QTYPE_MQ,
 576         QTYPE_WQ,
 577         QTYPE_RQ,
 578         QTYPE_CQ,
 579         QTYPE_RSS
 580 };
 581
 582 typedef enum qstate_e {
 583         QDELETED = 0x0,
 584         QCREATED = 0x1
 585 } qstate_t;
 586
 587 struct eq_config {
 588         enum eq_len q_len;
 589         enum eqe_size item_size;
 590         uint32_t q_vector_num;
 591         uint8_t min_eqd;
 592         uint8_t max_eqd;
 593         uint8_t cur_eqd;
 594         uint8_t pad;
 595 };
 596
 597 struct oce_eq {
 598         uint32_t eq_id;
 599         void *parent;
 600         void *cb_context;
 601         oce_ring_buffer_t *ring;
 602         uint32_t ref_count;
 603         qstate_t qstate;
 604         struct oce_cq *cq[OCE_MAX_CQ_EQ];
 605         int cq_valid;
 606         struct eq_config eq_cfg;
 607         int vector;
 608         uint64_t intr;
 609 };
 610
 611 enum cq_len {
 612         CQ_LEN_256  = 256,
 613         CQ_LEN_512  = 512,
 614         CQ_LEN_1024 = 1024,
 615         CQ_LEN_2048 = 2048
 616 };
 617
 618 struct cq_config {
 619         enum cq_len q_len;
 620         uint32_t item_size;
 621         boolean_t is_eventable;
 622         boolean_t sol_eventable;
 623         boolean_t nodelay;
 624         uint16_t dma_coalescing;
 625 };
 626
 627 typedef uint16_t(*cq_handler_t) (void *arg1);
 628
 629 struct oce_cq {
 630         uint32_t cq_id;
 631         void *parent;
 632         struct oce_eq *eq;
 633         cq_handler_t cq_handler;
 634         void *cb_arg;
 635         oce_ring_buffer_t *ring;
 636         qstate_t qstate;
 637         struct cq_config cq_cfg;
 638         uint32_t ref_count;
 639 };
 640
 641 struct mq_config {
 642         uint32_t eqd;
 643         uint8_t q_len;
 644         uint8_t pad[3];
 645 };
 646
 647 struct oce_mq {
 648         void *parent;
 649         oce_ring_buffer_t *ring;
 650         uint32_t mq_id;
 651         struct oce_cq *cq;
 652         struct oce_cq *async_cq;
 653         uint32_t mq_free;
 654         qstate_t qstate;
 655         struct mq_config cfg;
 656 };
 657
 658 struct oce_mbx_ctx {
 659         struct oce_mbx *mbx;
 660         void (*cb) (void *ctx);
 661         void *cb_ctx;
 662 };
 663
 664 struct wq_config {
 665         uint8_t wq_type;
 666         uint16_t buf_size;
 667         uint8_t pad[1];
 668         uint32_t q_len;
 669         uint16_t pd_id;
 670         uint16_t pci_fn_num;
 671         uint32_t eqd;   /* interrupt delay */
 672         uint32_t nbufs;
 673         uint32_t nhdl;
 674 };
 675
 676 struct oce_tx_queue_stats {
 677         uint64_t tx_pkts;
 678         uint64_t tx_bytes;
 679         uint32_t tx_reqs;
 680         uint32_t tx_stops; /* number of times TX Q was stopped */
 681         uint32_t tx_wrbs;
 682         uint32_t tx_compl;
 683         uint32_t tx_rate;
 684         uint32_t ipv6_ext_hdr_tx_drop;
 685 };
 686
 687 struct oce_wq {
 688         OCE_LOCK tx_lock;
 689         OCE_LOCK tx_compl_lock;
 690         void *parent;
 691         oce_ring_buffer_t *ring;
 692         struct oce_cq *cq;
 693         bus_dma_tag_t tag;
 694         struct oce_packet_desc pckts[OCE_WQ_PACKET_ARRAY_SIZE];
 695         uint32_t pkt_desc_tail;
 696         uint32_t pkt_desc_head;
 697         uint32_t wqm_used;
 698         boolean_t resched;
 699         uint32_t wq_free;
 700         uint32_t tx_deferd;
 701         uint32_t pkt_drops;
 702         qstate_t qstate;
 703         uint16_t wq_id;
 704         struct wq_config cfg;
 705         int queue_index;
 706         struct oce_tx_queue_stats tx_stats;
 707         struct buf_ring *br;
 708         struct task txtask;
 709         uint32_t db_offset;
 710 };
 711
 712 struct rq_config {
 713         uint32_t q_len;
 714         uint32_t frag_size;
 715         uint32_t mtu;
 716         uint32_t if_id;
 717         uint32_t is_rss_queue;
 718         uint32_t eqd;
 719         uint32_t nbufs;
 720 };
 721
 722 struct oce_rx_queue_stats {
 723         uint32_t rx_post_fail;
 724         uint32_t rx_ucast_pkts;
 725         uint32_t rx_compl;
 726         uint64_t rx_bytes;
 727         uint64_t rx_bytes_prev;
 728         uint64_t rx_pkts;
 729         uint32_t rx_rate;
 730         uint32_t rx_mcast_pkts;
 731         uint32_t rxcp_err;
 732         uint32_t rx_frags;
 733         uint32_t prev_rx_frags;
 734         uint32_t rx_fps;
 735         uint32_t rx_drops_no_frags;  /* HW has no fetched frags */
 736 };
 737
 738 struct oce_rq {
 739         struct rq_config cfg;
 740         uint32_t rq_id;
 741         int queue_index;
 742         uint32_t rss_cpuid;
 743         void *parent;
 744         oce_ring_buffer_t *ring;
 745         struct oce_cq *cq;
 746         void *pad1;
 747         bus_dma_tag_t tag;
 748         struct oce_packet_desc pckts[OCE_RQ_PACKET_ARRAY_SIZE];
 749         uint32_t pending;
 750 #ifdef notdef
 751         struct mbuf *head;
 752         struct mbuf *tail;
 753         int fragsleft;
 754 #endif
 755         qstate_t qstate;
 756         OCE_LOCK rx_lock;
 757         struct oce_rx_queue_stats rx_stats;
 758         struct lro_ctrl lro;
 759         int lro_pkts_queued;
 760         int islro;
 761         struct nic_hwlro_cqe_part1 *cqe_firstpart;
 762
 763 };
 764
 765 struct link_status {
 766         uint8_t phys_port_speed;
 767         uint8_t logical_link_status;
 768         uint16_t qos_link_speed;
 769 };
 770
 771 #define OCE_FLAGS_PCIX                  0x00000001
 772 #define OCE_FLAGS_PCIE                  0x00000002
 773 #define OCE_FLAGS_MSI_CAPABLE           0x00000004
 774 #define OCE_FLAGS_MSIX_CAPABLE          0x00000008
 775 #define OCE_FLAGS_USING_MSI             0x00000010
 776 #define OCE_FLAGS_USING_MSIX            0x00000020
 777 #define OCE_FLAGS_FUNCRESET_RQD         0x00000040
 778 #define OCE_FLAGS_VIRTUAL_PORT          0x00000080
 779 #define OCE_FLAGS_MBOX_ENDIAN_RQD       0x00000100
 780 #define OCE_FLAGS_BE3                   0x00000200
 781 #define OCE_FLAGS_XE201                 0x00000400
 782 #define OCE_FLAGS_BE2                   0x00000800
 783 #define OCE_FLAGS_SH                    0x00001000
 784 #define OCE_FLAGS_OS2BMC                0x00002000
 785
 786 #define OCE_DEV_BE2_CFG_BAR             1
 787 #define OCE_DEV_CFG_BAR                 0
 788 #define OCE_PCI_CSR_BAR                 2
 789 #define OCE_PCI_DB_BAR                  4
 790
 791 typedef struct oce_softc {
 792         device_t dev;
 793         OCE_LOCK dev_lock;
 794
 795         uint32_t flags;
 796
 797         uint32_t pcie_link_speed;
 798         uint32_t pcie_link_width;
 799
 800         uint8_t fn; /* PCI function number */
 801
 802         struct resource *devcfg_res;
 803         bus_space_tag_t devcfg_btag;
 804         bus_space_handle_t devcfg_bhandle;
 805         void *devcfg_vhandle;
 806
 807         struct resource *csr_res;
 808         bus_space_tag_t csr_btag;
 809         bus_space_handle_t csr_bhandle;
 810         void *csr_vhandle;
 811
 812         struct resource *db_res;
 813         bus_space_tag_t db_btag;
 814         bus_space_handle_t db_bhandle;
 815         void *db_vhandle;
 816
 817         OCE_INTR_INFO intrs[OCE_MAX_EQ];
 818         int intr_count;
 819         int roce_intr_count;
 820
 821         struct ifnet *ifp;
 822
 823         struct ifmedia media;
 824         uint8_t link_status;
 825         uint8_t link_speed;
 826         uint8_t duplex;
 827         uint32_t qos_link_speed;
 828         uint32_t speed;
 829         uint32_t enable_hwlro;
 830
 831         char fw_version[32];
 832         struct mac_address_format macaddr;
 833
 834         OCE_DMA_MEM bsmbx;
 835         OCE_LOCK bmbx_lock;
 836
 837         uint32_t config_number;
 838         uint32_t asic_revision;
 839         uint32_t port_id;
 840         uint32_t function_mode;
 841         uint32_t function_caps;
 842         uint32_t max_tx_rings;
 843         uint32_t max_rx_rings;
 844
 845         struct oce_wq *wq[OCE_MAX_WQ];  /* TX work queues */
 846         struct oce_rq *rq[OCE_MAX_RQ];  /* RX work queues */
 847         struct oce_cq *cq[OCE_MAX_CQ];  /* Completion queues */
 848         struct oce_eq *eq[OCE_MAX_EQ];  /* Event queues */
 849         struct oce_mq *mq;              /* Mailbox queue */
 850
 851         uint32_t neqs;
 852         uint32_t ncqs;
 853         uint32_t nrqs;
 854         uint32_t nwqs;
 855         uint32_t nrssqs;
 856
 857         uint32_t tx_ring_size;
 858         uint32_t rx_ring_size;
 859         uint32_t rq_frag_size;
 860
 861         uint32_t if_id;         /* interface ID */
 862         uint32_t nifs;          /* number of adapter interfaces, 0 or 1 */
 863         uint32_t pmac_id;       /* PMAC id */
 864
 865         uint32_t if_cap_flags;
 866
 867         uint32_t flow_control;
 868         uint8_t  promisc;
 869
 870         struct oce_aic_obj aic_obj[OCE_MAX_EQ];
 871
 872         /*Vlan Filtering related */
 873         eventhandler_tag vlan_attach;
 874         eventhandler_tag vlan_detach;
 875         uint16_t vlans_added;
 876         uint8_t vlan_tag[MAX_VLANS];
 877         /*stats */
 878         OCE_DMA_MEM stats_mem;
 879         struct oce_drv_stats oce_stats_info;
 880         struct callout  timer;
 881         int8_t be3_native;
 882         uint8_t hw_error;
 883         uint16_t qnq_debug_event;
 884         uint16_t qnqid;
 885         uint32_t pvid;
 886         uint32_t max_vlans;
 887         uint32_t bmc_filt_mask;
 888
 889         void *rdma_context;
 890         uint32_t rdma_flags;
 891         struct oce_softc *next;
 892
 893 } OCE_SOFTC, *POCE_SOFTC;
 894
 895 #define OCE_RDMA_FLAG_SUPPORTED         0x00000001
 896
 897 /**************************************************
 898  * BUS memory read/write macros
 899  * BE3: accesses three BAR spaces (CFG, CSR, DB)
 900  * Lancer: accesses one BAR space (CFG)
 901  **************************************************/
 902 #define OCE_READ_CSR_MPU(sc, space, o) \
 903         ((IS_BE(sc)) ? (bus_space_read_4((sc)->space##_btag, \
 904                                         (sc)->space##_bhandle,o)) \
 905                                 : (bus_space_read_4((sc)->devcfg_btag, \
 906                                         (sc)->devcfg_bhandle,o)))
 907 #define OCE_READ_REG32(sc, space, o) \
 908         ((IS_BE(sc) || IS_SH(sc)) ? (bus_space_read_4((sc)->space##_btag, \
 909                                         (sc)->space##_bhandle,o)) \
 910                                 : (bus_space_read_4((sc)->devcfg_btag, \
 911                                         (sc)->devcfg_bhandle,o)))
 912 #define OCE_READ_REG16(sc, space, o) \
 913         ((IS_BE(sc) || IS_SH(sc)) ? (bus_space_read_2((sc)->space##_btag, \
 914                                         (sc)->space##_bhandle,o)) \
 915                                 : (bus_space_read_2((sc)->devcfg_btag, \
 916                                         (sc)->devcfg_bhandle,o)))
 917 #define OCE_READ_REG8(sc, space, o) \
 918         ((IS_BE(sc) || IS_SH(sc)) ? (bus_space_read_1((sc)->space##_btag, \
 919                                         (sc)->space##_bhandle,o)) \
 920                                 : (bus_space_read_1((sc)->devcfg_btag, \
 921                                         (sc)->devcfg_bhandle,o)))
 922
 923 #define OCE_WRITE_CSR_MPU(sc, space, o, v) \
 924         ((IS_BE(sc)) ? (bus_space_write_4((sc)->space##_btag, \
 925                                        (sc)->space##_bhandle,o,v)) \
 926                                 : (bus_space_write_4((sc)->devcfg_btag, \
 927                                         (sc)->devcfg_bhandle,o,v)))
 928 #define OCE_WRITE_REG32(sc, space, o, v) \
 929         ((IS_BE(sc) || IS_SH(sc)) ? (bus_space_write_4((sc)->space##_btag, \
 930                                        (sc)->space##_bhandle,o,v)) \
 931                                 : (bus_space_write_4((sc)->devcfg_btag, \
 932                                         (sc)->devcfg_bhandle,o,v)))
 933 #define OCE_WRITE_REG16(sc, space, o, v) \
 934         ((IS_BE(sc) || IS_SH(sc)) ? (bus_space_write_2((sc)->space##_btag, \
 935                                        (sc)->space##_bhandle,o,v)) \
 936                                 : (bus_space_write_2((sc)->devcfg_btag, \
 937                                         (sc)->devcfg_bhandle,o,v)))
 938 #define OCE_WRITE_REG8(sc, space, o, v) \
 939         ((IS_BE(sc) || IS_SH(sc)) ? (bus_space_write_1((sc)->space##_btag, \
 940                                        (sc)->space##_bhandle,o,v)) \
 941                                 : (bus_space_write_1((sc)->devcfg_btag, \
 942                                         (sc)->devcfg_bhandle,o,v)))
 943
 944 void oce_rx_flush_lro(struct oce_rq *rq);
 945 /***********************************************************
 946  * DMA memory functions
 947  ***********************************************************/
 948 #define oce_dma_sync(d, f)              bus_dmamap_sync((d)->tag, (d)->map, f)
 949 int oce_dma_alloc(POCE_SOFTC sc, bus_size_t size, POCE_DMA_MEM dma, int flags);
 950 void oce_dma_free(POCE_SOFTC sc, POCE_DMA_MEM dma);
 951 void oce_dma_map_addr(void *arg, bus_dma_segment_t * segs, int nseg, int error);
 952 void oce_destroy_ring_buffer(POCE_SOFTC sc, oce_ring_buffer_t *ring);
 953 oce_ring_buffer_t *oce_create_ring_buffer(POCE_SOFTC sc,
 954                                           uint32_t q_len, uint32_t num_entries);
 955 /************************************************************
 956  * oce_hw_xxx functions
 957  ************************************************************/
 958 int oce_clear_rx_buf(struct oce_rq *rq);
 959 int oce_hw_pci_alloc(POCE_SOFTC sc);
 960 int oce_hw_init(POCE_SOFTC sc);
 961 int oce_hw_start(POCE_SOFTC sc);
 962 int oce_create_nw_interface(POCE_SOFTC sc);
 963 int oce_pci_soft_reset(POCE_SOFTC sc);
 964 int oce_hw_update_multicast(POCE_SOFTC sc);
 965 void oce_delete_nw_interface(POCE_SOFTC sc);
 966 void oce_hw_shutdown(POCE_SOFTC sc);
 967 void oce_hw_intr_enable(POCE_SOFTC sc);
 968 void oce_hw_intr_disable(POCE_SOFTC sc);
 969 void oce_hw_pci_free(POCE_SOFTC sc);
 970
 971 /***********************************************************
 972  * oce_queue_xxx functions
 973  ***********************************************************/
 974 int oce_queue_init_all(POCE_SOFTC sc);
 975 int oce_start_rq(struct oce_rq *rq);
 976 int oce_start_wq(struct oce_wq *wq);
 977 int oce_start_mq(struct oce_mq *mq);
 978 int oce_start_rx(POCE_SOFTC sc);
 979 void oce_arm_eq(POCE_SOFTC sc,
 980                 int16_t qid, int npopped, uint32_t rearm, uint32_t clearint);
 981 void oce_queue_release_all(POCE_SOFTC sc);
 982 void oce_arm_cq(POCE_SOFTC sc, int16_t qid, int npopped, uint32_t rearm);
 983 void oce_drain_eq(struct oce_eq *eq);
 984 void oce_drain_mq_cq(void *arg);
 985 void oce_drain_rq_cq(struct oce_rq *rq);
 986 void oce_drain_wq_cq(struct oce_wq *wq);
 987
 988 uint32_t oce_page_list(oce_ring_buffer_t *ring, struct phys_addr *pa_list);
 989
 990 /***********************************************************
 991  * cleanup  functions
 992  ***********************************************************/
 993 void oce_stop_rx(POCE_SOFTC sc);
 994 void oce_discard_rx_comp(struct oce_rq *rq, int num_frags);
 995 void oce_rx_cq_clean(struct oce_rq *rq);
 996 void oce_rx_cq_clean_hwlro(struct oce_rq *rq);
 997 void oce_intr_free(POCE_SOFTC sc);
 998 void oce_free_posted_rxbuf(struct oce_rq *rq);
 999 #if defined(INET6) || defined(INET)
1000 void oce_free_lro(POCE_SOFTC sc);
1001 #endif
1002
1003 /************************************************************
1004  * Mailbox functions
1005  ************************************************************/
1006 int oce_fw_clean(POCE_SOFTC sc);
1007 int oce_wait_ready(POCE_SOFTC sc);
1008 int oce_reset_fun(POCE_SOFTC sc);
1009 int oce_mbox_init(POCE_SOFTC sc);
1010 int oce_mbox_dispatch(POCE_SOFTC sc, uint32_t tmo_sec);
1011 int oce_get_fw_version(POCE_SOFTC sc);
1012 int oce_first_mcc_cmd(POCE_SOFTC sc);
1013
1014 int oce_read_mac_addr(POCE_SOFTC sc, uint32_t if_id, uint8_t perm,
1015                         uint8_t type, struct mac_address_format *mac);
1016 int oce_get_fw_config(POCE_SOFTC sc);
1017 int oce_if_create(POCE_SOFTC sc, uint32_t cap_flags, uint32_t en_flags,
1018                 uint16_t vlan_tag, uint8_t *mac_addr, uint32_t *if_id);
1019 int oce_if_del(POCE_SOFTC sc, uint32_t if_id);
1020 int oce_config_vlan(POCE_SOFTC sc, uint32_t if_id,
1021                 struct normal_vlan *vtag_arr, uint8_t vtag_cnt,
1022                 uint32_t untagged, uint32_t enable_promisc);
1023 int oce_set_flow_control(POCE_SOFTC sc, uint32_t flow_control);
1024 int oce_config_nic_rss(POCE_SOFTC sc, uint32_t if_id, uint16_t enable_rss);
1025 int oce_rxf_set_promiscuous(POCE_SOFTC sc, uint8_t enable);
1026 int oce_set_common_iface_rx_filter(POCE_SOFTC sc, POCE_DMA_MEM sgl);
1027 int oce_get_link_status(POCE_SOFTC sc, struct link_status *link);
1028 int oce_mbox_get_nic_stats_v0(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem);
1029 int oce_mbox_get_nic_stats_v1(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem);
1030 int oce_mbox_get_nic_stats_v2(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem);
1031 int oce_mbox_get_pport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1032                                 uint32_t reset_stats);
1033 int oce_mbox_get_vport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1034                                 uint32_t req_size, uint32_t reset_stats);
1035 int oce_update_multicast(POCE_SOFTC sc, POCE_DMA_MEM pdma_mem);
1036 int oce_pass_through_mbox(POCE_SOFTC sc, POCE_DMA_MEM dma_mem, uint32_t req_size);
1037 int oce_mbox_macaddr_del(POCE_SOFTC sc, uint32_t if_id, uint32_t pmac_id);
1038 int oce_mbox_macaddr_add(POCE_SOFTC sc, uint8_t *mac_addr,
1039                 uint32_t if_id, uint32_t *pmac_id);
1040 int oce_mbox_cmd_test_loopback(POCE_SOFTC sc, uint32_t port_num,
1041         uint32_t loopback_type, uint32_t pkt_size, uint32_t num_pkts,
1042         uint64_t pattern);
1043
1044 int oce_mbox_cmd_set_loopback(POCE_SOFTC sc, uint8_t port_num,
1045         uint8_t loopback_type, uint8_t enable);
1046
1047 int oce_mbox_check_native_mode(POCE_SOFTC sc);
1048 int oce_mbox_post(POCE_SOFTC sc,
1049                   struct oce_mbx *mbx, struct oce_mbx_ctx *mbxctx);
1050 int oce_mbox_write_flashrom(POCE_SOFTC sc, uint32_t optype,uint32_t opcode,
1051                                 POCE_DMA_MEM pdma_mem, uint32_t num_bytes);
1052 int oce_mbox_lancer_write_flashrom(POCE_SOFTC sc, uint32_t data_size,
1053                         uint32_t data_offset,POCE_DMA_MEM pdma_mem,
1054                         uint32_t *written_data, uint32_t *additional_status);
1055
1056 int oce_mbox_get_flashrom_crc(POCE_SOFTC sc, uint8_t *flash_crc,
1057                                 uint32_t offset, uint32_t optype);
1058 int oce_mbox_get_phy_info(POCE_SOFTC sc, struct oce_phy_info *phy_info);
1059 int oce_mbox_create_rq(struct oce_rq *rq);
1060 int oce_mbox_create_wq(struct oce_wq *wq);
1061 int oce_mbox_create_eq(struct oce_eq *eq);
1062 int oce_mbox_cq_create(struct oce_cq *cq, uint32_t ncoalesce,
1063                          uint32_t is_eventable);
1064 int oce_mbox_read_transrecv_data(POCE_SOFTC sc, uint32_t page_num);
1065 void oce_mbox_eqd_modify_periodic(POCE_SOFTC sc, struct oce_set_eqd *set_eqd,
1066                                         int num);
1067 int oce_get_profile_config(POCE_SOFTC sc, uint32_t max_rss);
1068 int oce_get_func_config(POCE_SOFTC sc);
1069 void mbx_common_req_hdr_init(struct mbx_hdr *hdr,
1070                              uint8_t dom,
1071                              uint8_t port,
1072                              uint8_t subsys,
1073                              uint8_t opcode,
1074                              uint32_t timeout, uint32_t pyld_len,
1075                              uint8_t version);
1076
1077 uint16_t oce_mq_handler(void *arg);
1078
1079 /************************************************************
1080  * Transmit functions
1081  ************************************************************/
1082 uint16_t oce_wq_handler(void *arg);
1083 void     oce_start(struct ifnet *ifp);
1084 void     oce_tx_task(void *arg, int npending);
1085
1086 /************************************************************
1087  * Receive functions
1088  ************************************************************/
1089 int      oce_alloc_rx_bufs(struct oce_rq *rq, int count);
1090 uint16_t oce_rq_handler(void *arg);
1091
1092 /* Sysctl functions */
1093 void oce_add_sysctls(POCE_SOFTC sc);
1094 void oce_refresh_queue_stats(POCE_SOFTC sc);
1095 int  oce_refresh_nic_stats(POCE_SOFTC sc);
1096 int  oce_stats_init(POCE_SOFTC sc);
1097 void oce_stats_free(POCE_SOFTC sc);
1098
1099 /* hw lro functions */
1100 int oce_mbox_nic_query_lro_capabilities(POCE_SOFTC sc, uint32_t *lro_rq_cnt, uint32_t *lro_flags);
1101 int oce_mbox_nic_set_iface_lro_config(POCE_SOFTC sc, int enable);
1102 int oce_mbox_create_rq_v2(struct oce_rq *rq);
1103
1104 /* Capabilities */
1105 #define OCE_MODCAP_RSS                  1
1106 #define OCE_MAX_RSP_HANDLED             64
1107 extern uint32_t oce_max_rsp_handled;    /* max responses */
1108 extern uint32_t oce_rq_buf_size;
1109
1110 #define OCE_MAC_LOOPBACK                0x0
1111 #define OCE_PHY_LOOPBACK                0x1
1112 #define OCE_ONE_PORT_EXT_LOOPBACK       0x2
1113 #define OCE_NO_LOOPBACK                 0xff
1114
1115 #undef IFM_40G_SR4
1116 #define IFM_40G_SR4                     28
1117
1118 #define atomic_inc_32(x)                atomic_add_32(x, 1)
1119 #define atomic_dec_32(x)                atomic_subtract_32(x, 1)
1120
1121 #define LE_64(x)                        htole64(x)
1122 #define LE_32(x)                        htole32(x)
1123 #define LE_16(x)                        htole16(x)
1124 #define HOST_64(x)                      le64toh(x)
1125 #define HOST_32(x)                      le32toh(x)
1126 #define HOST_16(x)                      le16toh(x)
1127 #define DW_SWAP(x, l)
1128 #define IS_ALIGNED(x,a)                 ((x % a) == 0)
1129 #define ADDR_HI(x)                      ((uint32_t)((uint64_t)(x) >> 32))
1130 #define ADDR_LO(x)                      ((uint32_t)((uint64_t)(x) & 0xffffffff));
1131
1132 #define IF_LRO_ENABLED(sc)  (((sc)->ifp->if_capenable & IFCAP_LRO) ? 1:0)
1133 #define IF_LSO_ENABLED(sc)  (((sc)->ifp->if_capenable & IFCAP_TSO4) ? 1:0)
1134 #define IF_CSUM_ENABLED(sc) (((sc)->ifp->if_capenable & IFCAP_HWCSUM) ? 1:0)
1135
1136 #define OCE_LOG2(x)                     (oce_highbit(x))
1137 static inline uint32_t oce_highbit(uint32_t x)
1138 {
1139         int i;
1140         int c;
1141         int b;
1142
1143         c = 0;
1144         b = 0;
1145
1146         for (i = 0; i < 32; i++) {
1147                 if ((1 << i) & x) {
1148                         c++;
1149                         b = i;
1150                 }
1151         }
1152
1153         if (c == 1)
1154                 return b;
1155
1156         return 0;
1157 }
1158
1159 static inline int MPU_EP_SEMAPHORE(POCE_SOFTC sc)
1160 {
1161         if (IS_BE(sc))
1162                 return MPU_EP_SEMAPHORE_BE3;
1163         else if (IS_SH(sc))
1164                 return MPU_EP_SEMAPHORE_SH;
1165         else
1166                 return MPU_EP_SEMAPHORE_XE201;
1167 }
1168
1169 #define TRANSCEIVER_DATA_NUM_ELE 64
1170 #define TRANSCEIVER_DATA_SIZE 256
1171 #define TRANSCEIVER_A0_SIZE 128
1172 #define TRANSCEIVER_A2_SIZE 128
1173 #define PAGE_NUM_A0 0xa0
1174 #define PAGE_NUM_A2 0xa2
1175 #define IS_QNQ_OR_UMC(sc) ((sc->pvid && (sc->function_mode & FNM_UMC_MODE ))\
1176                      || (sc->qnqid && (sc->function_mode & FNM_FLEX10_MODE)))
1177 extern uint8_t sfp_vpd_dump_buffer[TRANSCEIVER_DATA_SIZE];
1178
1179 struct oce_rdma_info;
1180 extern struct oce_rdma_if *oce_rdma_if;
1181
1182 /* OS2BMC related */
1183
1184 #define DHCP_CLIENT_PORT        68
1185 #define DHCP_SERVER_PORT        67
1186 #define NET_BIOS_PORT1          137
1187 #define NET_BIOS_PORT2          138
1188 #define DHCPV6_RAS_PORT         547
1189
1190 #define BMC_FILT_BROADCAST_ARP                          ((uint32_t)(1))
1191 #define BMC_FILT_BROADCAST_DHCP_CLIENT                  ((uint32_t)(1 << 1))
1192 #define BMC_FILT_BROADCAST_DHCP_SERVER                  ((uint32_t)(1 << 2))
1193 #define BMC_FILT_BROADCAST_NET_BIOS                     ((uint32_t)(1 << 3))
1194 #define BMC_FILT_BROADCAST                              ((uint32_t)(1 << 4))
1195 #define BMC_FILT_MULTICAST_IPV6_NEIGH_ADVER             ((uint32_t)(1 << 5))
1196 #define BMC_FILT_MULTICAST_IPV6_RA                      ((uint32_t)(1 << 6))
1197 #define BMC_FILT_MULTICAST_IPV6_RAS                     ((uint32_t)(1 << 7))
1198 #define BMC_FILT_MULTICAST                              ((uint32_t)(1 << 8))
1199
1200 #define ND_ROUTER_ADVERT        134
1201 #define ND_NEIGHBOR_ADVERT      136
1202
1203 #define is_mc_allowed_on_bmc(sc, eh)       \
1204         (!is_multicast_filt_enabled(sc) && \
1205         ETHER_IS_MULTICAST(eh->ether_dhost) && \
1206         !ETHER_IS_BROADCAST(eh->ether_dhost))
1207
1208 #define is_bc_allowed_on_bmc(sc, eh)       \
1209         (!is_broadcast_filt_enabled(sc) && \
1210         ETHER_IS_BROADCAST(eh->ether_dhost))
1211
1212 #define is_arp_allowed_on_bmc(sc, et)     \
1213         (is_arp(et) && is_arp_filt_enabled(sc))
1214
1215 #define is_arp(et)     (et == ETHERTYPE_ARP)
1216
1217 #define is_arp_filt_enabled(sc)    \
1218         (sc->bmc_filt_mask & (BMC_FILT_BROADCAST_ARP))
1219
1220 #define is_dhcp_client_filt_enabled(sc)    \
1221         (sc->bmc_filt_mask & BMC_FILT_BROADCAST_DHCP_CLIENT)
1222
1223 #define is_dhcp_srvr_filt_enabled(sc)      \
1224         (sc->bmc_filt_mask & BMC_FILT_BROADCAST_DHCP_SERVER)
1225
1226 #define is_nbios_filt_enabled(sc)  \
1227         (sc->bmc_filt_mask & BMC_FILT_BROADCAST_NET_BIOS)
1228
1229 #define is_ipv6_na_filt_enabled(sc)        \
1230         (sc->bmc_filt_mask &       \
1231         BMC_FILT_MULTICAST_IPV6_NEIGH_ADVER)
1232
1233 #define is_ipv6_ra_filt_enabled(sc)        \
1234         (sc->bmc_filt_mask & BMC_FILT_MULTICAST_IPV6_RA)
1235
1236 #define is_ipv6_ras_filt_enabled(sc)       \
1237         (sc->bmc_filt_mask & BMC_FILT_MULTICAST_IPV6_RAS)
1238
1239 #define is_broadcast_filt_enabled(sc)      \
1240         (sc->bmc_filt_mask & BMC_FILT_BROADCAST)
1241
1242 #define is_multicast_filt_enabled(sc)      \
1243         (sc->bmc_filt_mask & BMC_FILT_MULTICAST)
1244
1245 #define is_os2bmc_enabled(sc) (sc->flags & OCE_FLAGS_OS2BMC)
1246
1247 #define LRO_FLAGS_HASH_MODE 0x00000001
1248 #define LRO_FLAGS_RSS_MODE 0x00000004
1249 #define LRO_FLAGS_CLSC_IPV4 0x00000010
1250 #define LRO_FLAGS_CLSC_IPV6 0x00000020
1251 #define NIC_RQ_FLAGS_RSS 0x0001
1252 #define NIC_RQ_FLAGS_LRO 0x0020