sys/dev/qlxgbe/ql_hw.c

   1 /*
   2  * Copyright (c) 2013-2016 Qlogic Corporation
   3  * All rights reserved.
   4  *
   5  *  Redistribution and use in source and binary forms, with or without
   6  *  modification, are permitted provided that the following conditions
   7  *  are met:
   8  *
   9  *  1. Redistributions of source code must retain the above copyright
  10  *     notice, this list of conditions and the following disclaimer.
  11  *  2. Redistributions in binary form must reproduce the above copyright
  12  *     notice, this list of conditions and the following disclaimer in the
  13  *     documentation and/or other materials provided with the distribution.
  14  *
  15  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  16  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  19  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  20  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  21  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  22  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  23  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  24  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  25  *  POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 /*
  29  * File: ql_hw.c
  30  * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
  31  * Content: Contains Hardware dependant functions
  32  */
  33
  34 #include <sys/cdefs.h>
  35 __FBSDID("$FreeBSD$");
  36
  37 #include "ql_os.h"
  38 #include "ql_hw.h"
  39 #include "ql_def.h"
  40 #include "ql_inline.h"
  41 #include "ql_ver.h"
  42 #include "ql_glbl.h"
  43 #include "ql_dbg.h"
  44 #include "ql_minidump.h"
  45
  46 /*
  47  * Static Functions
  48  */
  49
  50 static void qla_del_rcv_cntxt(qla_host_t *ha);
  51 static int qla_init_rcv_cntxt(qla_host_t *ha);
  52 static void qla_del_xmt_cntxt(qla_host_t *ha);
  53 static int qla_init_xmt_cntxt(qla_host_t *ha);
  54 static int qla_mbx_cmd(qla_host_t *ha, uint32_t *h_mbox, uint32_t n_hmbox,
  55         uint32_t *fw_mbox, uint32_t n_fwmbox, uint32_t no_pause);
  56 static int qla_config_intr_cntxt(qla_host_t *ha, uint32_t start_idx,
  57         uint32_t num_intrs, uint32_t create);
  58 static int qla_config_rss(qla_host_t *ha, uint16_t cntxt_id);
  59 static int qla_config_intr_coalesce(qla_host_t *ha, uint16_t cntxt_id,
  60         int tenable, int rcv);
  61 static int qla_set_mac_rcv_mode(qla_host_t *ha, uint32_t mode);
  62 static int qla_link_event_req(qla_host_t *ha, uint16_t cntxt_id);
  63
  64 static int qla_tx_tso(qla_host_t *ha, struct mbuf *mp, q80_tx_cmd_t *tx_cmd,
  65                 uint8_t *hdr);
  66 static int qla_hw_add_all_mcast(qla_host_t *ha);
  67 static int qla_add_rcv_rings(qla_host_t *ha, uint32_t sds_idx, uint32_t nsds);
  68
  69 static int qla_init_nic_func(qla_host_t *ha);
  70 static int qla_stop_nic_func(qla_host_t *ha);
  71 static int qla_query_fw_dcbx_caps(qla_host_t *ha);
  72 static int qla_set_port_config(qla_host_t *ha, uint32_t cfg_bits);
  73 static int qla_get_port_config(qla_host_t *ha, uint32_t *cfg_bits);
  74 static int qla_set_cam_search_mode(qla_host_t *ha, uint32_t search_mode);
  75 static int qla_get_cam_search_mode(qla_host_t *ha);
  76
  77 static void ql_minidump_free(qla_host_t *ha);
  78
  79 #ifdef QL_DBG
  80
  81 static void
  82 qla_stop_pegs(qla_host_t *ha)
  83 {
  84         uint32_t val = 1;
  85
  86         ql_rdwr_indreg32(ha, Q8_CRB_PEG_0, &val, 0);
  87         ql_rdwr_indreg32(ha, Q8_CRB_PEG_1, &val, 0);
  88         ql_rdwr_indreg32(ha, Q8_CRB_PEG_2, &val, 0);
  89         ql_rdwr_indreg32(ha, Q8_CRB_PEG_3, &val, 0);
  90         ql_rdwr_indreg32(ha, Q8_CRB_PEG_4, &val, 0);
  91         device_printf(ha->pci_dev, "%s PEGS HALTED!!!!!\n", __func__);
  92 }
  93
  94 static int
  95 qla_sysctl_stop_pegs(SYSCTL_HANDLER_ARGS)
  96 {
  97         int err, ret = 0;
  98         qla_host_t *ha;
  99
 100         err = sysctl_handle_int(oidp, &ret, 0, req);
 101
 102
 103         if (err || !req->newptr)
 104                 return (err);
 105
 106         if (ret == 1) {
 107                 ha = (qla_host_t *)arg1;
 108                 if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
 109                         qla_stop_pegs(ha);
 110                         QLA_UNLOCK(ha, __func__);
 111                 }
 112         }
 113
 114         return err;
 115 }
 116 #endif /* #ifdef QL_DBG */
 117
 118 static int
 119 qla_validate_set_port_cfg_bit(uint32_t bits)
 120 {
 121         if ((bits & 0xF) > 1)
 122                 return (-1);
 123
 124         if (((bits >> 4) & 0xF) > 2)
 125                 return (-1);
 126
 127         if (((bits >> 8) & 0xF) > 2)
 128                 return (-1);
 129
 130         return (0);
 131 }
 132
 133 static int
 134 qla_sysctl_port_cfg(SYSCTL_HANDLER_ARGS)
 135 {
 136         int err, ret = 0;
 137         qla_host_t *ha;
 138         uint32_t cfg_bits;
 139
 140         err = sysctl_handle_int(oidp, &ret, 0, req);
 141
 142         if (err || !req->newptr)
 143                 return (err);
 144
 145         ha = (qla_host_t *)arg1;
 146
 147         if ((qla_validate_set_port_cfg_bit((uint32_t)ret) == 0)) {
 148
 149                 err = qla_get_port_config(ha, &cfg_bits);
 150
 151                 if (err)
 152                         goto qla_sysctl_set_port_cfg_exit;
 153
 154                 if (ret & 0x1) {
 155                         cfg_bits |= Q8_PORT_CFG_BITS_DCBX_ENABLE;
 156                 } else {
 157                         cfg_bits &= ~Q8_PORT_CFG_BITS_DCBX_ENABLE;
 158                 }
 159
 160                 ret = ret >> 4;
 161                 cfg_bits &= ~Q8_PORT_CFG_BITS_PAUSE_CFG_MASK;
 162
 163                 if ((ret & 0xF) == 0) {
 164                         cfg_bits |= Q8_PORT_CFG_BITS_PAUSE_DISABLED;
 165                 } else if ((ret & 0xF) == 1){
 166                         cfg_bits |= Q8_PORT_CFG_BITS_PAUSE_STD;
 167                 } else {
 168                         cfg_bits |= Q8_PORT_CFG_BITS_PAUSE_PPM;
 169                 }
 170
 171                 ret = ret >> 4;
 172                 cfg_bits &= ~Q8_PORT_CFG_BITS_STDPAUSE_DIR_MASK;
 173
 174                 if (ret == 0) {
 175                         cfg_bits |= Q8_PORT_CFG_BITS_STDPAUSE_XMT_RCV;
 176                 } else if (ret == 1){
 177                         cfg_bits |= Q8_PORT_CFG_BITS_STDPAUSE_XMT;
 178                 } else {
 179                         cfg_bits |= Q8_PORT_CFG_BITS_STDPAUSE_RCV;
 180                 }
 181
 182                 if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
 183                         err = qla_set_port_config(ha, cfg_bits);
 184                         QLA_UNLOCK(ha, __func__);
 185                 } else {
 186                         device_printf(ha->pci_dev, "%s: failed\n", __func__);
 187                 }
 188         } else {
 189                 if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
 190                         err = qla_get_port_config(ha, &cfg_bits);
 191                         QLA_UNLOCK(ha, __func__);
 192                 } else {
 193                         device_printf(ha->pci_dev, "%s: failed\n", __func__);
 194                 }
 195         }
 196
 197 qla_sysctl_set_port_cfg_exit:
 198         return err;
 199 }
 200
 201 static int
 202 qla_sysctl_set_cam_search_mode(SYSCTL_HANDLER_ARGS)
 203 {
 204         int err, ret = 0;
 205         qla_host_t *ha;
 206
 207         err = sysctl_handle_int(oidp, &ret, 0, req);
 208
 209         if (err || !req->newptr)
 210                 return (err);
 211
 212         ha = (qla_host_t *)arg1;
 213
 214         if ((ret == Q8_HW_CONFIG_CAM_SEARCH_MODE_INTERNAL) ||
 215                 (ret == Q8_HW_CONFIG_CAM_SEARCH_MODE_AUTO)) {
 216
 217                 if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
 218                         err = qla_set_cam_search_mode(ha, (uint32_t)ret);
 219                         QLA_UNLOCK(ha, __func__);
 220                 } else {
 221                         device_printf(ha->pci_dev, "%s: failed\n", __func__);
 222                 }
 223
 224         } else {
 225                 device_printf(ha->pci_dev, "%s: ret = %d\n", __func__, ret);
 226         }
 227
 228         return (err);
 229 }
 230
 231 static int
 232 qla_sysctl_get_cam_search_mode(SYSCTL_HANDLER_ARGS)
 233 {
 234         int err, ret = 0;
 235         qla_host_t *ha;
 236
 237         err = sysctl_handle_int(oidp, &ret, 0, req);
 238
 239         if (err || !req->newptr)
 240                 return (err);
 241
 242         ha = (qla_host_t *)arg1;
 243         if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
 244                 err = qla_get_cam_search_mode(ha);
 245                 QLA_UNLOCK(ha, __func__);
 246         } else {
 247                 device_printf(ha->pci_dev, "%s: failed\n", __func__);
 248         }
 249
 250         return (err);
 251 }
 252
 253 static void
 254 qlnx_add_hw_mac_stats_sysctls(qla_host_t *ha)
 255 {
 256         struct sysctl_ctx_list  *ctx;
 257         struct sysctl_oid_list  *children;
 258         struct sysctl_oid       *ctx_oid;
 259
 260         ctx = device_get_sysctl_ctx(ha->pci_dev);
 261         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
 262
 263         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_hw_mac",
 264                         CTLFLAG_RD, NULL, "stats_hw_mac");
 265         children = SYSCTL_CHILDREN(ctx_oid);
 266
 267         SYSCTL_ADD_QUAD(ctx, children,
 268                 OID_AUTO, "xmt_frames",
 269                 CTLFLAG_RD, &ha->hw.mac.xmt_frames,
 270                 "xmt_frames");
 271
 272         SYSCTL_ADD_QUAD(ctx, children,
 273                 OID_AUTO, "xmt_bytes",
 274                 CTLFLAG_RD, &ha->hw.mac.xmt_bytes,
 275                 "xmt_frames");
 276
 277         SYSCTL_ADD_QUAD(ctx, children,
 278                 OID_AUTO, "xmt_mcast_pkts",
 279                 CTLFLAG_RD, &ha->hw.mac.xmt_mcast_pkts,
 280                 "xmt_mcast_pkts");
 281
 282         SYSCTL_ADD_QUAD(ctx, children,
 283                 OID_AUTO, "xmt_bcast_pkts",
 284                 CTLFLAG_RD, &ha->hw.mac.xmt_bcast_pkts,
 285                 "xmt_bcast_pkts");
 286
 287         SYSCTL_ADD_QUAD(ctx, children,
 288                 OID_AUTO, "xmt_pause_frames",
 289                 CTLFLAG_RD, &ha->hw.mac.xmt_pause_frames,
 290                 "xmt_pause_frames");
 291
 292         SYSCTL_ADD_QUAD(ctx, children,
 293                 OID_AUTO, "xmt_cntrl_pkts",
 294                 CTLFLAG_RD, &ha->hw.mac.xmt_cntrl_pkts,
 295                 "xmt_cntrl_pkts");
 296
 297         SYSCTL_ADD_QUAD(ctx, children,
 298                 OID_AUTO, "xmt_pkt_lt_64bytes",
 299                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_64bytes,
 300                 "xmt_pkt_lt_64bytes");
 301
 302         SYSCTL_ADD_QUAD(ctx, children,
 303                 OID_AUTO, "xmt_pkt_lt_127bytes",
 304                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_127bytes,
 305                 "xmt_pkt_lt_127bytes");
 306
 307         SYSCTL_ADD_QUAD(ctx, children,
 308                 OID_AUTO, "xmt_pkt_lt_255bytes",
 309                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_255bytes,
 310                 "xmt_pkt_lt_255bytes");
 311
 312         SYSCTL_ADD_QUAD(ctx, children,
 313                 OID_AUTO, "xmt_pkt_lt_511bytes",
 314                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_511bytes,
 315                 "xmt_pkt_lt_511bytes");
 316
 317         SYSCTL_ADD_QUAD(ctx, children,
 318                 OID_AUTO, "xmt_pkt_lt_1023bytes",
 319                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_1023bytes,
 320                 "xmt_pkt_lt_1023bytes");
 321
 322         SYSCTL_ADD_QUAD(ctx, children,
 323                 OID_AUTO, "xmt_pkt_lt_1518bytes",
 324                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_1518bytes,
 325                 "xmt_pkt_lt_1518bytes");
 326
 327         SYSCTL_ADD_QUAD(ctx, children,
 328                 OID_AUTO, "xmt_pkt_gt_1518bytes",
 329                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_gt_1518bytes,
 330                 "xmt_pkt_gt_1518bytes");
 331
 332         SYSCTL_ADD_QUAD(ctx, children,
 333                 OID_AUTO, "rcv_frames",
 334                 CTLFLAG_RD, &ha->hw.mac.rcv_frames,
 335                 "rcv_frames");
 336
 337         SYSCTL_ADD_QUAD(ctx, children,
 338                 OID_AUTO, "rcv_bytes",
 339                 CTLFLAG_RD, &ha->hw.mac.rcv_bytes,
 340                 "rcv_bytes");
 341
 342         SYSCTL_ADD_QUAD(ctx, children,
 343                 OID_AUTO, "rcv_mcast_pkts",
 344                 CTLFLAG_RD, &ha->hw.mac.rcv_mcast_pkts,
 345                 "rcv_mcast_pkts");
 346
 347         SYSCTL_ADD_QUAD(ctx, children,
 348                 OID_AUTO, "rcv_bcast_pkts",
 349                 CTLFLAG_RD, &ha->hw.mac.rcv_bcast_pkts,
 350                 "rcv_bcast_pkts");
 351
 352         SYSCTL_ADD_QUAD(ctx, children,
 353                 OID_AUTO, "rcv_pause_frames",
 354                 CTLFLAG_RD, &ha->hw.mac.rcv_pause_frames,
 355                 "rcv_pause_frames");
 356
 357         SYSCTL_ADD_QUAD(ctx, children,
 358                 OID_AUTO, "rcv_cntrl_pkts",
 359                 CTLFLAG_RD, &ha->hw.mac.rcv_cntrl_pkts,
 360                 "rcv_cntrl_pkts");
 361
 362         SYSCTL_ADD_QUAD(ctx, children,
 363                 OID_AUTO, "rcv_pkt_lt_64bytes",
 364                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_64bytes,
 365                 "rcv_pkt_lt_64bytes");
 366
 367         SYSCTL_ADD_QUAD(ctx, children,
 368                 OID_AUTO, "rcv_pkt_lt_127bytes",
 369                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_127bytes,
 370                 "rcv_pkt_lt_127bytes");
 371
 372         SYSCTL_ADD_QUAD(ctx, children,
 373                 OID_AUTO, "rcv_pkt_lt_255bytes",
 374                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_255bytes,
 375                 "rcv_pkt_lt_255bytes");
 376
 377         SYSCTL_ADD_QUAD(ctx, children,
 378                 OID_AUTO, "rcv_pkt_lt_511bytes",
 379                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_511bytes,
 380                 "rcv_pkt_lt_511bytes");
 381
 382         SYSCTL_ADD_QUAD(ctx, children,
 383                 OID_AUTO, "rcv_pkt_lt_1023bytes",
 384                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_1023bytes,
 385                 "rcv_pkt_lt_1023bytes");
 386
 387         SYSCTL_ADD_QUAD(ctx, children,
 388                 OID_AUTO, "rcv_pkt_lt_1518bytes",
 389                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_1518bytes,
 390                 "rcv_pkt_lt_1518bytes");
 391
 392         SYSCTL_ADD_QUAD(ctx, children,
 393                 OID_AUTO, "rcv_pkt_gt_1518bytes",
 394                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_gt_1518bytes,
 395                 "rcv_pkt_gt_1518bytes");
 396
 397         SYSCTL_ADD_QUAD(ctx, children,
 398                 OID_AUTO, "rcv_len_error",
 399                 CTLFLAG_RD, &ha->hw.mac.rcv_len_error,
 400                 "rcv_len_error");
 401
 402         SYSCTL_ADD_QUAD(ctx, children,
 403                 OID_AUTO, "rcv_len_small",
 404                 CTLFLAG_RD, &ha->hw.mac.rcv_len_small,
 405                 "rcv_len_small");
 406
 407         SYSCTL_ADD_QUAD(ctx, children,
 408                 OID_AUTO, "rcv_len_large",
 409                 CTLFLAG_RD, &ha->hw.mac.rcv_len_large,
 410                 "rcv_len_large");
 411
 412         SYSCTL_ADD_QUAD(ctx, children,
 413                 OID_AUTO, "rcv_jabber",
 414                 CTLFLAG_RD, &ha->hw.mac.rcv_jabber,
 415                 "rcv_jabber");
 416
 417         SYSCTL_ADD_QUAD(ctx, children,
 418                 OID_AUTO, "rcv_dropped",
 419                 CTLFLAG_RD, &ha->hw.mac.rcv_dropped,
 420                 "rcv_dropped");
 421
 422         SYSCTL_ADD_QUAD(ctx, children,
 423                 OID_AUTO, "fcs_error",
 424                 CTLFLAG_RD, &ha->hw.mac.fcs_error,
 425                 "fcs_error");
 426
 427         SYSCTL_ADD_QUAD(ctx, children,
 428                 OID_AUTO, "align_error",
 429                 CTLFLAG_RD, &ha->hw.mac.align_error,
 430                 "align_error");
 431
 432         SYSCTL_ADD_QUAD(ctx, children,
 433                 OID_AUTO, "eswitched_frames",
 434                 CTLFLAG_RD, &ha->hw.mac.eswitched_frames,
 435                 "eswitched_frames");
 436
 437         SYSCTL_ADD_QUAD(ctx, children,
 438                 OID_AUTO, "eswitched_bytes",
 439                 CTLFLAG_RD, &ha->hw.mac.eswitched_bytes,
 440                 "eswitched_bytes");
 441
 442         SYSCTL_ADD_QUAD(ctx, children,
 443                 OID_AUTO, "eswitched_mcast_frames",
 444                 CTLFLAG_RD, &ha->hw.mac.eswitched_mcast_frames,
 445                 "eswitched_mcast_frames");
 446
 447         SYSCTL_ADD_QUAD(ctx, children,
 448                 OID_AUTO, "eswitched_bcast_frames",
 449                 CTLFLAG_RD, &ha->hw.mac.eswitched_bcast_frames,
 450                 "eswitched_bcast_frames");
 451
 452         SYSCTL_ADD_QUAD(ctx, children,
 453                 OID_AUTO, "eswitched_ucast_frames",
 454                 CTLFLAG_RD, &ha->hw.mac.eswitched_ucast_frames,
 455                 "eswitched_ucast_frames");
 456
 457         SYSCTL_ADD_QUAD(ctx, children,
 458                 OID_AUTO, "eswitched_err_free_frames",
 459                 CTLFLAG_RD, &ha->hw.mac.eswitched_err_free_frames,
 460                 "eswitched_err_free_frames");
 461
 462         SYSCTL_ADD_QUAD(ctx, children,
 463                 OID_AUTO, "eswitched_err_free_bytes",
 464                 CTLFLAG_RD, &ha->hw.mac.eswitched_err_free_bytes,
 465                 "eswitched_err_free_bytes");
 466
 467         return;
 468 }
 469
 470 static void
 471 qlnx_add_hw_rcv_stats_sysctls(qla_host_t *ha)
 472 {
 473         struct sysctl_ctx_list  *ctx;
 474         struct sysctl_oid_list  *children;
 475         struct sysctl_oid       *ctx_oid;
 476
 477         ctx = device_get_sysctl_ctx(ha->pci_dev);
 478         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
 479
 480         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_hw_rcv",
 481                         CTLFLAG_RD, NULL, "stats_hw_rcv");
 482         children = SYSCTL_CHILDREN(ctx_oid);
 483
 484         SYSCTL_ADD_QUAD(ctx, children,
 485                 OID_AUTO, "total_bytes",
 486                 CTLFLAG_RD, &ha->hw.rcv.total_bytes,
 487                 "total_bytes");
 488
 489         SYSCTL_ADD_QUAD(ctx, children,
 490                 OID_AUTO, "total_pkts",
 491                 CTLFLAG_RD, &ha->hw.rcv.total_pkts,
 492                 "total_pkts");
 493
 494         SYSCTL_ADD_QUAD(ctx, children,
 495                 OID_AUTO, "lro_pkt_count",
 496                 CTLFLAG_RD, &ha->hw.rcv.lro_pkt_count,
 497                 "lro_pkt_count");
 498
 499         SYSCTL_ADD_QUAD(ctx, children,
 500                 OID_AUTO, "sw_pkt_count",
 501                 CTLFLAG_RD, &ha->hw.rcv.sw_pkt_count,
 502                 "sw_pkt_count");
 503
 504         SYSCTL_ADD_QUAD(ctx, children,
 505                 OID_AUTO, "ip_chksum_err",
 506                 CTLFLAG_RD, &ha->hw.rcv.ip_chksum_err,
 507                 "ip_chksum_err");
 508
 509         SYSCTL_ADD_QUAD(ctx, children,
 510                 OID_AUTO, "pkts_wo_acntxts",
 511                 CTLFLAG_RD, &ha->hw.rcv.pkts_wo_acntxts,
 512                 "pkts_wo_acntxts");
 513
 514         SYSCTL_ADD_QUAD(ctx, children,
 515                 OID_AUTO, "pkts_dropped_no_sds_card",
 516                 CTLFLAG_RD, &ha->hw.rcv.pkts_dropped_no_sds_card,
 517                 "pkts_dropped_no_sds_card");
 518
 519         SYSCTL_ADD_QUAD(ctx, children,
 520                 OID_AUTO, "pkts_dropped_no_sds_host",
 521                 CTLFLAG_RD, &ha->hw.rcv.pkts_dropped_no_sds_host,
 522                 "pkts_dropped_no_sds_host");
 523
 524         SYSCTL_ADD_QUAD(ctx, children,
 525                 OID_AUTO, "oversized_pkts",
 526                 CTLFLAG_RD, &ha->hw.rcv.oversized_pkts,
 527                 "oversized_pkts");
 528
 529         SYSCTL_ADD_QUAD(ctx, children,
 530                 OID_AUTO, "pkts_dropped_no_rds",
 531                 CTLFLAG_RD, &ha->hw.rcv.pkts_dropped_no_rds,
 532                 "pkts_dropped_no_rds");
 533
 534         SYSCTL_ADD_QUAD(ctx, children,
 535                 OID_AUTO, "unxpctd_mcast_pkts",
 536                 CTLFLAG_RD, &ha->hw.rcv.unxpctd_mcast_pkts,
 537                 "unxpctd_mcast_pkts");
 538
 539         SYSCTL_ADD_QUAD(ctx, children,
 540                 OID_AUTO, "re1_fbq_error",
 541                 CTLFLAG_RD, &ha->hw.rcv.re1_fbq_error,
 542                 "re1_fbq_error");
 543
 544         SYSCTL_ADD_QUAD(ctx, children,
 545                 OID_AUTO, "invalid_mac_addr",
 546                 CTLFLAG_RD, &ha->hw.rcv.invalid_mac_addr,
 547                 "invalid_mac_addr");
 548
 549         SYSCTL_ADD_QUAD(ctx, children,
 550                 OID_AUTO, "rds_prime_trys",
 551                 CTLFLAG_RD, &ha->hw.rcv.rds_prime_trys,
 552                 "rds_prime_trys");
 553
 554         SYSCTL_ADD_QUAD(ctx, children,
 555                 OID_AUTO, "rds_prime_success",
 556                 CTLFLAG_RD, &ha->hw.rcv.rds_prime_success,
 557                 "rds_prime_success");
 558
 559         SYSCTL_ADD_QUAD(ctx, children,
 560                 OID_AUTO, "lro_flows_added",
 561                 CTLFLAG_RD, &ha->hw.rcv.lro_flows_added,
 562                 "lro_flows_added");
 563
 564         SYSCTL_ADD_QUAD(ctx, children,
 565                 OID_AUTO, "lro_flows_deleted",
 566                 CTLFLAG_RD, &ha->hw.rcv.lro_flows_deleted,
 567                 "lro_flows_deleted");
 568
 569         SYSCTL_ADD_QUAD(ctx, children,
 570                 OID_AUTO, "lro_flows_active",
 571                 CTLFLAG_RD, &ha->hw.rcv.lro_flows_active,
 572                 "lro_flows_active");
 573
 574         SYSCTL_ADD_QUAD(ctx, children,
 575                 OID_AUTO, "pkts_droped_unknown",
 576                 CTLFLAG_RD, &ha->hw.rcv.pkts_droped_unknown,
 577                 "pkts_droped_unknown");
 578
 579         SYSCTL_ADD_QUAD(ctx, children,
 580                 OID_AUTO, "pkts_cnt_oversized",
 581                 CTLFLAG_RD, &ha->hw.rcv.pkts_cnt_oversized,
 582                 "pkts_cnt_oversized");
 583
 584         return;
 585 }
 586
 587 static void
 588 qlnx_add_hw_xmt_stats_sysctls(qla_host_t *ha)
 589 {
 590         struct sysctl_ctx_list  *ctx;
 591         struct sysctl_oid_list  *children;
 592         struct sysctl_oid_list  *node_children;
 593         struct sysctl_oid       *ctx_oid;
 594         int                     i;
 595         uint8_t                 name_str[16];
 596
 597         ctx = device_get_sysctl_ctx(ha->pci_dev);
 598         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
 599
 600         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_hw_xmt",
 601                         CTLFLAG_RD, NULL, "stats_hw_xmt");
 602         children = SYSCTL_CHILDREN(ctx_oid);
 603
 604         for (i = 0; i < ha->hw.num_tx_rings; i++) {
 605
 606                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
 607                 snprintf(name_str, sizeof(name_str), "%d", i);
 608
 609                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
 610                         CTLFLAG_RD, NULL, name_str);
 611                 node_children = SYSCTL_CHILDREN(ctx_oid);
 612
 613                 /* Tx Related */
 614
 615                 SYSCTL_ADD_QUAD(ctx, node_children,
 616                         OID_AUTO, "total_bytes",
 617                         CTLFLAG_RD, &ha->hw.xmt[i].total_bytes,
 618                         "total_bytes");
 619
 620                 SYSCTL_ADD_QUAD(ctx, node_children,
 621                         OID_AUTO, "total_pkts",
 622                         CTLFLAG_RD, &ha->hw.xmt[i].total_pkts,
 623                         "total_pkts");
 624
 625                 SYSCTL_ADD_QUAD(ctx, node_children,
 626                         OID_AUTO, "errors",
 627                         CTLFLAG_RD, &ha->hw.xmt[i].errors,
 628                         "errors");
 629
 630                 SYSCTL_ADD_QUAD(ctx, node_children,
 631                         OID_AUTO, "pkts_dropped",
 632                         CTLFLAG_RD, &ha->hw.xmt[i].pkts_dropped,
 633                         "pkts_dropped");
 634
 635                 SYSCTL_ADD_QUAD(ctx, node_children,
 636                         OID_AUTO, "switch_pkts",
 637                         CTLFLAG_RD, &ha->hw.xmt[i].switch_pkts,
 638                         "switch_pkts");
 639
 640                 SYSCTL_ADD_QUAD(ctx, node_children,
 641                         OID_AUTO, "num_buffers",
 642                         CTLFLAG_RD, &ha->hw.xmt[i].num_buffers,
 643                         "num_buffers");
 644         }
 645
 646         return;
 647 }
 648
 649 static void
 650 qlnx_add_hw_stats_sysctls(qla_host_t *ha)
 651 {
 652         qlnx_add_hw_mac_stats_sysctls(ha);
 653         qlnx_add_hw_rcv_stats_sysctls(ha);
 654         qlnx_add_hw_xmt_stats_sysctls(ha);
 655
 656         return;
 657 }
 658
 659 static void
 660 qlnx_add_drvr_sds_stats(qla_host_t *ha)
 661 {
 662         struct sysctl_ctx_list  *ctx;
 663         struct sysctl_oid_list  *children;
 664         struct sysctl_oid_list  *node_children;
 665         struct sysctl_oid       *ctx_oid;
 666         int                     i;
 667         uint8_t                 name_str[16];
 668
 669         ctx = device_get_sysctl_ctx(ha->pci_dev);
 670         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
 671
 672         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_drvr_sds",
 673                         CTLFLAG_RD, NULL, "stats_drvr_sds");
 674         children = SYSCTL_CHILDREN(ctx_oid);
 675
 676         for (i = 0; i < ha->hw.num_sds_rings; i++) {
 677
 678                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
 679                 snprintf(name_str, sizeof(name_str), "%d", i);
 680
 681                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
 682                         CTLFLAG_RD, NULL, name_str);
 683                 node_children = SYSCTL_CHILDREN(ctx_oid);
 684
 685                 SYSCTL_ADD_QUAD(ctx, node_children,
 686                         OID_AUTO, "intr_count",
 687                         CTLFLAG_RD, &ha->hw.sds[i].intr_count,
 688                         "intr_count");
 689
 690                 SYSCTL_ADD_UINT(ctx, node_children,
 691                         OID_AUTO, "rx_free",
 692                         CTLFLAG_RD, &ha->hw.sds[i].rx_free,
 693                         ha->hw.sds[i].rx_free, "rx_free");
 694         }
 695
 696         return;
 697 }
 698 static void
 699 qlnx_add_drvr_rds_stats(qla_host_t *ha)
 700 {
 701         struct sysctl_ctx_list  *ctx;
 702         struct sysctl_oid_list  *children;
 703         struct sysctl_oid_list  *node_children;
 704         struct sysctl_oid       *ctx_oid;
 705         int                     i;
 706         uint8_t                 name_str[16];
 707
 708         ctx = device_get_sysctl_ctx(ha->pci_dev);
 709         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
 710
 711         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_drvr_rds",
 712                         CTLFLAG_RD, NULL, "stats_drvr_rds");
 713         children = SYSCTL_CHILDREN(ctx_oid);
 714
 715         for (i = 0; i < ha->hw.num_rds_rings; i++) {
 716
 717                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
 718                 snprintf(name_str, sizeof(name_str), "%d", i);
 719
 720                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
 721                         CTLFLAG_RD, NULL, name_str);
 722                 node_children = SYSCTL_CHILDREN(ctx_oid);
 723
 724                 SYSCTL_ADD_QUAD(ctx, node_children,
 725                         OID_AUTO, "count",
 726                         CTLFLAG_RD, &ha->hw.rds[i].count,
 727                         "count");
 728
 729                 SYSCTL_ADD_QUAD(ctx, node_children,
 730                         OID_AUTO, "lro_pkt_count",
 731                         CTLFLAG_RD, &ha->hw.rds[i].lro_pkt_count,
 732                         "lro_pkt_count");
 733
 734                 SYSCTL_ADD_QUAD(ctx, node_children,
 735                         OID_AUTO, "lro_bytes",
 736                         CTLFLAG_RD, &ha->hw.rds[i].lro_bytes,
 737                         "lro_bytes");
 738         }
 739
 740         return;
 741 }
 742
 743 static void
 744 qlnx_add_drvr_tx_stats(qla_host_t *ha)
 745 {
 746         struct sysctl_ctx_list  *ctx;
 747         struct sysctl_oid_list  *children;
 748         struct sysctl_oid_list  *node_children;
 749         struct sysctl_oid       *ctx_oid;
 750         int                     i;
 751         uint8_t                 name_str[16];
 752
 753         ctx = device_get_sysctl_ctx(ha->pci_dev);
 754         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
 755
 756         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_drvr_xmt",
 757                         CTLFLAG_RD, NULL, "stats_drvr_xmt");
 758         children = SYSCTL_CHILDREN(ctx_oid);
 759
 760         for (i = 0; i < ha->hw.num_tx_rings; i++) {
 761
 762                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
 763                 snprintf(name_str, sizeof(name_str), "%d", i);
 764
 765                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
 766                         CTLFLAG_RD, NULL, name_str);
 767                 node_children = SYSCTL_CHILDREN(ctx_oid);
 768
 769                 SYSCTL_ADD_QUAD(ctx, node_children,
 770                         OID_AUTO, "count",
 771                         CTLFLAG_RD, &ha->tx_ring[i].count,
 772                         "count");
 773
 774 #ifdef QL_ENABLE_ISCSI_TLV
 775                 SYSCTL_ADD_QUAD(ctx, node_children,
 776                         OID_AUTO, "iscsi_pkt_count",
 777                         CTLFLAG_RD, &ha->tx_ring[i].iscsi_pkt_count,
 778                         "iscsi_pkt_count");
 779 #endif /* #ifdef QL_ENABLE_ISCSI_TLV */
 780         }
 781
 782         return;
 783 }
 784
 785 static void
 786 qlnx_add_drvr_stats_sysctls(qla_host_t *ha)
 787 {
 788         qlnx_add_drvr_sds_stats(ha);
 789         qlnx_add_drvr_rds_stats(ha);
 790         qlnx_add_drvr_tx_stats(ha);
 791         return;
 792 }
 793
 794 /*
 795  * Name: ql_hw_add_sysctls
 796  * Function: Add P3Plus specific sysctls
 797  */
 798 void
 799 ql_hw_add_sysctls(qla_host_t *ha)
 800 {
 801         device_t        dev;
 802
 803         dev = ha->pci_dev;
 804
 805         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 806                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 807                 OID_AUTO, "num_rds_rings", CTLFLAG_RD, &ha->hw.num_rds_rings,
 808                 ha->hw.num_rds_rings, "Number of Rcv Descriptor Rings");
 809
 810         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 811                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 812                 OID_AUTO, "num_sds_rings", CTLFLAG_RD, &ha->hw.num_sds_rings,
 813                 ha->hw.num_sds_rings, "Number of Status Descriptor Rings");
 814
 815         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 816                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 817                 OID_AUTO, "num_tx_rings", CTLFLAG_RD, &ha->hw.num_tx_rings,
 818                 ha->hw.num_tx_rings, "Number of Transmit Rings");
 819
 820         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 821                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 822                 OID_AUTO, "tx_ring_index", CTLFLAG_RW, &ha->txr_idx,
 823                 ha->txr_idx, "Tx Ring Used");
 824
 825         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 826                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 827                 OID_AUTO, "max_tx_segs", CTLFLAG_RD, &ha->hw.max_tx_segs,
 828                 ha->hw.max_tx_segs, "Max # of Segments in a non-TSO pkt");
 829
 830         ha->hw.sds_cidx_thres = 32;
 831         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 832                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 833                 OID_AUTO, "sds_cidx_thres", CTLFLAG_RW, &ha->hw.sds_cidx_thres,
 834                 ha->hw.sds_cidx_thres,
 835                 "Number of SDS entries to process before updating"
 836                 " SDS Ring Consumer Index");
 837
 838         ha->hw.rds_pidx_thres = 32;
 839         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 840                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 841                 OID_AUTO, "rds_pidx_thres", CTLFLAG_RW, &ha->hw.rds_pidx_thres,
 842                 ha->hw.rds_pidx_thres,
 843                 "Number of Rcv Rings Entries to post before updating"
 844                 " RDS Ring Producer Index");
 845
 846         ha->hw.rcv_intr_coalesce = (3 << 16) | 256;
 847         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 848                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 849                 OID_AUTO, "rcv_intr_coalesce", CTLFLAG_RW,
 850                 &ha->hw.rcv_intr_coalesce,
 851                 ha->hw.rcv_intr_coalesce,
 852                 "Rcv Intr Coalescing Parameters\n"
 853                 "\tbits 15:0 max packets\n"
 854                 "\tbits 31:16 max micro-seconds to wait\n"
 855                 "\tplease run\n"
 856                 "\tifconfig <if> down && ifconfig <if> up\n"
 857                 "\tto take effect \n");
 858
 859         ha->hw.xmt_intr_coalesce = (64 << 16) | 64;
 860         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 861                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 862                 OID_AUTO, "xmt_intr_coalesce", CTLFLAG_RW,
 863                 &ha->hw.xmt_intr_coalesce,
 864                 ha->hw.xmt_intr_coalesce,
 865                 "Xmt Intr Coalescing Parameters\n"
 866                 "\tbits 15:0 max packets\n"
 867                 "\tbits 31:16 max micro-seconds to wait\n"
 868                 "\tplease run\n"
 869                 "\tifconfig <if> down && ifconfig <if> up\n"
 870                 "\tto take effect \n");
 871
 872         SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
 873                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 874                 OID_AUTO, "port_cfg", CTLTYPE_INT | CTLFLAG_RW,
 875                 (void *)ha, 0,
 876                 qla_sysctl_port_cfg, "I",
 877                         "Set Port Configuration if values below "
 878                         "otherwise Get Port Configuration\n"
 879                         "\tBits 0-3 ; 1 = DCBX Enable; 0 = DCBX Disable\n"
 880                         "\tBits 4-7 : 0 = no pause; 1 = std ; 2 = ppm \n"
 881                         "\tBits 8-11: std pause cfg; 0 = xmt and rcv;"
 882                         " 1 = xmt only; 2 = rcv only;\n"
 883                 );
 884
 885         SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
 886                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 887                 OID_AUTO, "set_cam_search_mode", CTLTYPE_INT | CTLFLAG_RW,
 888                 (void *)ha, 0,
 889                 qla_sysctl_set_cam_search_mode, "I",
 890                         "Set CAM Search Mode"
 891                         "\t 1 = search mode internal\n"
 892                         "\t 2 = search mode auto\n");
 893
 894         SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
 895                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 896                 OID_AUTO, "get_cam_search_mode", CTLTYPE_INT | CTLFLAG_RW,
 897                 (void *)ha, 0,
 898                 qla_sysctl_get_cam_search_mode, "I",
 899                         "Get CAM Search Mode"
 900                         "\t 1 = search mode internal\n"
 901                         "\t 2 = search mode auto\n");
 902
 903         ha->hw.enable_9kb = 1;
 904
 905         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 906                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 907                 OID_AUTO, "enable_9kb", CTLFLAG_RW, &ha->hw.enable_9kb,
 908                 ha->hw.enable_9kb, "Enable 9Kbyte Buffers when MTU = 9000");
 909
 910         ha->hw.enable_hw_lro = 1;
 911
 912         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 913                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 914                 OID_AUTO, "enable_hw_lro", CTLFLAG_RW, &ha->hw.enable_hw_lro,
 915                 ha->hw.enable_hw_lro, "Enable Hardware LRO; Default is true \n"
 916                 "\t 1 : Hardware LRO if LRO is enabled\n"
 917                 "\t 0 : Software LRO if LRO is enabled\n"
 918                 "\t Any change requires ifconfig down/up to take effect\n"
 919                 "\t Note that LRO may be turned off/on via ifconfig\n");
 920
 921         ha->hw.mdump_active = 0;
 922         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 923                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 924                 OID_AUTO, "minidump_active", CTLFLAG_RW, &ha->hw.mdump_active,
 925                 ha->hw.mdump_active,
 926                 "Minidump retrieval is Active");
 927
 928         ha->hw.mdump_done = 0;
 929         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 930                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 931                 OID_AUTO, "mdump_done", CTLFLAG_RW,
 932                 &ha->hw.mdump_done, ha->hw.mdump_done,
 933                 "Minidump has been done and available for retrieval");
 934
 935         ha->hw.mdump_capture_mask = 0xF;
 936         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 937                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 938                 OID_AUTO, "minidump_capture_mask", CTLFLAG_RW,
 939                 &ha->hw.mdump_capture_mask, ha->hw.mdump_capture_mask,
 940                 "Minidump capture mask");
 941 #ifdef QL_DBG
 942
 943         ha->err_inject = 0;
 944         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 945                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 946                 OID_AUTO, "err_inject",
 947                 CTLFLAG_RW, &ha->err_inject, ha->err_inject,
 948                 "Error to be injected\n"
 949                 "\t\t\t 0: No Errors\n"
 950                 "\t\t\t 1: rcv: rxb struct invalid\n"
 951                 "\t\t\t 2: rcv: mp == NULL\n"
 952                 "\t\t\t 3: lro: rxb struct invalid\n"
 953                 "\t\t\t 4: lro: mp == NULL\n"
 954                 "\t\t\t 5: rcv: num handles invalid\n"
 955                 "\t\t\t 6: reg: indirect reg rd_wr failure\n"
 956                 "\t\t\t 7: ocm: offchip memory rd_wr failure\n"
 957                 "\t\t\t 8: mbx: mailbox command failure\n"
 958                 "\t\t\t 9: heartbeat failure\n"
 959                 "\t\t\t A: temperature failure\n"
 960                 "\t\t\t 11: m_getcl or m_getjcl failure\n" );
 961
 962         SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
 963                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 964                 OID_AUTO, "peg_stop", CTLTYPE_INT | CTLFLAG_RW,
 965                 (void *)ha, 0,
 966                 qla_sysctl_stop_pegs, "I", "Peg Stop");
 967
 968 #endif /* #ifdef QL_DBG */
 969
 970         ha->hw.user_pri_nic = 0;
 971         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 972                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 973                 OID_AUTO, "user_pri_nic", CTLFLAG_RW, &ha->hw.user_pri_nic,
 974                 ha->hw.user_pri_nic,
 975                 "VLAN Tag User Priority for Normal Ethernet Packets");
 976
 977         ha->hw.user_pri_iscsi = 4;
 978         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
 979                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 980                 OID_AUTO, "user_pri_iscsi", CTLFLAG_RW, &ha->hw.user_pri_iscsi,
 981                 ha->hw.user_pri_iscsi,
 982                 "VLAN Tag User Priority for iSCSI Packets");
 983
 984         qlnx_add_hw_stats_sysctls(ha);
 985         qlnx_add_drvr_stats_sysctls(ha);
 986
 987         return;
 988 }
 989
 990 void
 991 ql_hw_link_status(qla_host_t *ha)
 992 {
 993         device_printf(ha->pci_dev, "cable_oui\t\t 0x%08x\n", ha->hw.cable_oui);
 994
 995         if (ha->hw.link_up) {
 996                 device_printf(ha->pci_dev, "link Up\n");
 997         } else {
 998                 device_printf(ha->pci_dev, "link Down\n");
 999         }
1000
1001         if (ha->hw.flags.fduplex) {
1002                 device_printf(ha->pci_dev, "Full Duplex\n");
1003         } else {
1004                 device_printf(ha->pci_dev, "Half Duplex\n");
1005         }
1006
1007         if (ha->hw.flags.autoneg) {
1008                 device_printf(ha->pci_dev, "Auto Negotiation Enabled\n");
1009         } else {
1010                 device_printf(ha->pci_dev, "Auto Negotiation Disabled\n");
1011         }
1012
1013         switch (ha->hw.link_speed) {
1014         case 0x710:
1015                 device_printf(ha->pci_dev, "link speed\t\t 10Gps\n");
1016                 break;
1017
1018         case 0x3E8:
1019                 device_printf(ha->pci_dev, "link speed\t\t 1Gps\n");
1020                 break;
1021
1022         case 0x64:
1023                 device_printf(ha->pci_dev, "link speed\t\t 100Mbps\n");
1024                 break;
1025
1026         default:
1027                 device_printf(ha->pci_dev, "link speed\t\t Unknown\n");
1028                 break;
1029         }
1030
1031         switch (ha->hw.module_type) {
1032
1033         case 0x01:
1034                 device_printf(ha->pci_dev, "Module Type 10GBase-LRM\n");
1035                 break;
1036
1037         case 0x02:
1038                 device_printf(ha->pci_dev, "Module Type 10GBase-LR\n");
1039                 break;
1040
1041         case 0x03:
1042                 device_printf(ha->pci_dev, "Module Type 10GBase-SR\n");
1043                 break;
1044
1045         case 0x04:
1046                 device_printf(ha->pci_dev,
1047                         "Module Type 10GE Passive Copper(Compliant)[%d m]\n",
1048                         ha->hw.cable_length);
1049                 break;
1050
1051         case 0x05:
1052                 device_printf(ha->pci_dev, "Module Type 10GE Active"
1053                         " Limiting Copper(Compliant)[%d m]\n",
1054                         ha->hw.cable_length);
1055                 break;
1056
1057         case 0x06:
1058                 device_printf(ha->pci_dev,
1059                         "Module Type 10GE Passive Copper"
1060                         " (Legacy, Best Effort)[%d m]\n",
1061                         ha->hw.cable_length);
1062                 break;
1063
1064         case 0x07:
1065                 device_printf(ha->pci_dev, "Module Type 1000Base-SX\n");
1066                 break;
1067
1068         case 0x08:
1069                 device_printf(ha->pci_dev, "Module Type 1000Base-LX\n");
1070                 break;
1071
1072         case 0x09:
1073                 device_printf(ha->pci_dev, "Module Type 1000Base-CX\n");
1074                 break;
1075
1076         case 0x0A:
1077                 device_printf(ha->pci_dev, "Module Type 1000Base-T\n");
1078                 break;
1079
1080         case 0x0B:
1081                 device_printf(ha->pci_dev, "Module Type 1GE Passive Copper"
1082                         "(Legacy, Best Effort)\n");
1083                 break;
1084
1085         default:
1086                 device_printf(ha->pci_dev, "Unknown Module Type 0x%x\n",
1087                         ha->hw.module_type);
1088                 break;
1089         }
1090
1091         if (ha->hw.link_faults == 1)
1092                 device_printf(ha->pci_dev, "SFP Power Fault\n");
1093 }
1094
1095 /*
1096  * Name: ql_free_dma
1097  * Function: Frees the DMA'able memory allocated in ql_alloc_dma()
1098  */
1099 void
1100 ql_free_dma(qla_host_t *ha)
1101 {
1102         uint32_t i;
1103
1104         if (ha->hw.dma_buf.flags.sds_ring) {
1105                 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1106                         ql_free_dmabuf(ha, &ha->hw.dma_buf.sds_ring[i]);
1107                 }
1108                 ha->hw.dma_buf.flags.sds_ring = 0;
1109         }
1110
1111         if (ha->hw.dma_buf.flags.rds_ring) {
1112                 for (i = 0; i < ha->hw.num_rds_rings; i++) {
1113                         ql_free_dmabuf(ha, &ha->hw.dma_buf.rds_ring[i]);
1114                 }
1115                 ha->hw.dma_buf.flags.rds_ring = 0;
1116         }
1117
1118         if (ha->hw.dma_buf.flags.tx_ring) {
1119                 ql_free_dmabuf(ha, &ha->hw.dma_buf.tx_ring);
1120                 ha->hw.dma_buf.flags.tx_ring = 0;
1121         }
1122         ql_minidump_free(ha);
1123 }
1124
1125 /*
1126  * Name: ql_alloc_dma
1127  * Function: Allocates DMA'able memory for Tx/Rx Rings, Tx/Rx Contexts.
1128  */
1129 int
1130 ql_alloc_dma(qla_host_t *ha)
1131 {
1132         device_t                dev;
1133         uint32_t                i, j, size, tx_ring_size;
1134         qla_hw_t                *hw;
1135         qla_hw_tx_cntxt_t       *tx_cntxt;
1136         uint8_t                 *vaddr;
1137         bus_addr_t              paddr;
1138
1139         dev = ha->pci_dev;
1140
1141         QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
1142
1143         hw = &ha->hw;
1144         /*
1145          * Allocate Transmit Ring
1146          */
1147         tx_ring_size = (sizeof(q80_tx_cmd_t) * NUM_TX_DESCRIPTORS);
1148         size = (tx_ring_size * ha->hw.num_tx_rings);
1149
1150         hw->dma_buf.tx_ring.alignment = 8;
1151         hw->dma_buf.tx_ring.size = size + PAGE_SIZE;
1152
1153         if (ql_alloc_dmabuf(ha, &hw->dma_buf.tx_ring)) {
1154                 device_printf(dev, "%s: tx ring alloc failed\n", __func__);
1155                 goto ql_alloc_dma_exit;
1156         }
1157
1158         vaddr = (uint8_t *)hw->dma_buf.tx_ring.dma_b;
1159         paddr = hw->dma_buf.tx_ring.dma_addr;
1160
1161         for (i = 0; i < ha->hw.num_tx_rings; i++) {
1162                 tx_cntxt = (qla_hw_tx_cntxt_t *)&hw->tx_cntxt[i];
1163
1164                 tx_cntxt->tx_ring_base = (q80_tx_cmd_t *)vaddr;
1165                 tx_cntxt->tx_ring_paddr = paddr;
1166
1167                 vaddr += tx_ring_size;
1168                 paddr += tx_ring_size;
1169         }
1170
1171         for (i = 0; i < ha->hw.num_tx_rings; i++) {
1172                 tx_cntxt = (qla_hw_tx_cntxt_t *)&hw->tx_cntxt[i];
1173
1174                 tx_cntxt->tx_cons = (uint32_t *)vaddr;
1175                 tx_cntxt->tx_cons_paddr = paddr;
1176
1177                 vaddr += sizeof (uint32_t);
1178                 paddr += sizeof (uint32_t);
1179         }
1180
1181         ha->hw.dma_buf.flags.tx_ring = 1;
1182
1183         QL_DPRINT2(ha, (dev, "%s: tx_ring phys %p virt %p\n",
1184                 __func__, (void *)(hw->dma_buf.tx_ring.dma_addr),
1185                 hw->dma_buf.tx_ring.dma_b));
1186         /*
1187          * Allocate Receive Descriptor Rings
1188          */
1189
1190         for (i = 0; i < hw->num_rds_rings; i++) {
1191
1192                 hw->dma_buf.rds_ring[i].alignment = 8;
1193                 hw->dma_buf.rds_ring[i].size =
1194                         (sizeof(q80_recv_desc_t)) * NUM_RX_DESCRIPTORS;
1195
1196                 if (ql_alloc_dmabuf(ha, &hw->dma_buf.rds_ring[i])) {
1197                         device_printf(dev, "%s: rds ring[%d] alloc failed\n",
1198                                 __func__, i);
1199
1200                         for (j = 0; j < i; j++)
1201                                 ql_free_dmabuf(ha, &hw->dma_buf.rds_ring[j]);
1202
1203                         goto ql_alloc_dma_exit;
1204                 }
1205                 QL_DPRINT4(ha, (dev, "%s: rx_ring[%d] phys %p virt %p\n",
1206                         __func__, i, (void *)(hw->dma_buf.rds_ring[i].dma_addr),
1207                         hw->dma_buf.rds_ring[i].dma_b));
1208         }
1209
1210         hw->dma_buf.flags.rds_ring = 1;
1211
1212         /*
1213          * Allocate Status Descriptor Rings
1214          */
1215
1216         for (i = 0; i < hw->num_sds_rings; i++) {
1217                 hw->dma_buf.sds_ring[i].alignment = 8;
1218                 hw->dma_buf.sds_ring[i].size =
1219                         (sizeof(q80_stat_desc_t)) * NUM_STATUS_DESCRIPTORS;
1220
1221                 if (ql_alloc_dmabuf(ha, &hw->dma_buf.sds_ring[i])) {
1222                         device_printf(dev, "%s: sds ring alloc failed\n",
1223                                 __func__);
1224
1225                         for (j = 0; j < i; j++)
1226                                 ql_free_dmabuf(ha, &hw->dma_buf.sds_ring[j]);
1227
1228                         goto ql_alloc_dma_exit;
1229                 }
1230                 QL_DPRINT4(ha, (dev, "%s: sds_ring[%d] phys %p virt %p\n",
1231                         __func__, i,
1232                         (void *)(hw->dma_buf.sds_ring[i].dma_addr),
1233                         hw->dma_buf.sds_ring[i].dma_b));
1234         }
1235         for (i = 0; i < hw->num_sds_rings; i++) {
1236                 hw->sds[i].sds_ring_base =
1237                         (q80_stat_desc_t *)hw->dma_buf.sds_ring[i].dma_b;
1238         }
1239
1240         hw->dma_buf.flags.sds_ring = 1;
1241
1242         return 0;
1243
1244 ql_alloc_dma_exit:
1245         ql_free_dma(ha);
1246         return -1;
1247 }
1248
1249 #define Q8_MBX_MSEC_DELAY       5000
1250
1251 static int
1252 qla_mbx_cmd(qla_host_t *ha, uint32_t *h_mbox, uint32_t n_hmbox,
1253         uint32_t *fw_mbox, uint32_t n_fwmbox, uint32_t no_pause)
1254 {
1255         uint32_t i;
1256         uint32_t data;
1257         int ret = 0;
1258
1259         if (QL_ERR_INJECT(ha, INJCT_MBX_CMD_FAILURE)) {
1260                 ret = -3;
1261                 ha->qla_initiate_recovery = 1;
1262                 goto exit_qla_mbx_cmd;
1263         }
1264
1265         if (no_pause)
1266                 i = 1000;
1267         else
1268                 i = Q8_MBX_MSEC_DELAY;
1269
1270         while (i) {
1271                 data = READ_REG32(ha, Q8_HOST_MBOX_CNTRL);
1272                 if (data == 0)
1273                         break;
1274                 if (no_pause) {
1275                         DELAY(1000);
1276                 } else {
1277                         qla_mdelay(__func__, 1);
1278                 }
1279                 i--;
1280         }
1281
1282         if (i == 0) {
1283                 device_printf(ha->pci_dev, "%s: host_mbx_cntrl 0x%08x\n",
1284                         __func__, data);
1285                 ret = -1;
1286                 ha->qla_initiate_recovery = 1;
1287                 goto exit_qla_mbx_cmd;
1288         }
1289
1290         for (i = 0; i < n_hmbox; i++) {
1291                 WRITE_REG32(ha, (Q8_HOST_MBOX0 + (i << 2)), *h_mbox);
1292                 h_mbox++;
1293         }
1294
1295         WRITE_REG32(ha, Q8_HOST_MBOX_CNTRL, 0x1);
1296
1297
1298         i = Q8_MBX_MSEC_DELAY;
1299         while (i) {
1300                 data = READ_REG32(ha, Q8_FW_MBOX_CNTRL);
1301
1302                 if ((data & 0x3) == 1) {
1303                         data = READ_REG32(ha, Q8_FW_MBOX0);
1304                         if ((data & 0xF000) != 0x8000)
1305                                 break;
1306                 }
1307                 if (no_pause) {
1308                         DELAY(1000);
1309                 } else {
1310                         qla_mdelay(__func__, 1);
1311                 }
1312                 i--;
1313         }
1314         if (i == 0) {
1315                 device_printf(ha->pci_dev, "%s: fw_mbx_cntrl 0x%08x\n",
1316                         __func__, data);
1317                 ret = -2;
1318                 ha->qla_initiate_recovery = 1;
1319                 goto exit_qla_mbx_cmd;
1320         }
1321
1322         for (i = 0; i < n_fwmbox; i++) {
1323                 *fw_mbox++ = READ_REG32(ha, (Q8_FW_MBOX0 + (i << 2)));
1324         }
1325
1326         WRITE_REG32(ha, Q8_FW_MBOX_CNTRL, 0x0);
1327         WRITE_REG32(ha, ha->hw.mbx_intr_mask_offset, 0x0);
1328
1329 exit_qla_mbx_cmd:
1330         return (ret);
1331 }
1332
1333 int
1334 qla_get_nic_partition(qla_host_t *ha, uint32_t *supports_9kb,
1335         uint32_t *num_rcvq)
1336 {
1337         uint32_t *mbox, err;
1338         device_t dev = ha->pci_dev;
1339
1340         bzero(ha->hw.mbox, (sizeof (uint32_t) * Q8_NUM_MBOX));
1341
1342         mbox = ha->hw.mbox;
1343
1344         mbox[0] = Q8_MBX_GET_NIC_PARTITION | (0x2 << 16) | (0x2 << 29);
1345
1346         if (qla_mbx_cmd(ha, mbox, 2, mbox, 19, 0)) {
1347                 device_printf(dev, "%s: failed0\n", __func__);
1348                 return (-1);
1349         }
1350         err = mbox[0] >> 25;
1351
1352         if (supports_9kb != NULL) {
1353                 if (mbox[16] & 0x80) /* bit 7 of mbox 16 */
1354                         *supports_9kb = 1;
1355                 else
1356                         *supports_9kb = 0;
1357         }
1358
1359         if (num_rcvq != NULL)
1360                 *num_rcvq =  ((mbox[6] >> 16) & 0xFFFF);
1361
1362         if ((err != 1) && (err != 0)) {
1363                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1364                 return (-1);
1365         }
1366         return 0;
1367 }
1368
1369 static int
1370 qla_config_intr_cntxt(qla_host_t *ha, uint32_t start_idx, uint32_t num_intrs,
1371         uint32_t create)
1372 {
1373         uint32_t i, err;
1374         device_t dev = ha->pci_dev;
1375         q80_config_intr_t *c_intr;
1376         q80_config_intr_rsp_t *c_intr_rsp;
1377
1378         c_intr = (q80_config_intr_t *)ha->hw.mbox;
1379         bzero(c_intr, (sizeof (q80_config_intr_t)));
1380
1381         c_intr->opcode = Q8_MBX_CONFIG_INTR;
1382
1383         c_intr->count_version = (sizeof (q80_config_intr_t) >> 2);
1384         c_intr->count_version |= Q8_MBX_CMD_VERSION;
1385
1386         c_intr->nentries = num_intrs;
1387
1388         for (i = 0; i < num_intrs; i++) {
1389                 if (create) {
1390                         c_intr->intr[i].cmd_type = Q8_MBX_CONFIG_INTR_CREATE;
1391                         c_intr->intr[i].msix_index = start_idx + 1 + i;
1392                 } else {
1393                         c_intr->intr[i].cmd_type = Q8_MBX_CONFIG_INTR_DELETE;
1394                         c_intr->intr[i].msix_index =
1395                                 ha->hw.intr_id[(start_idx + i)];
1396                 }
1397
1398                 c_intr->intr[i].cmd_type |= Q8_MBX_CONFIG_INTR_TYPE_MSI_X;
1399         }
1400
1401         if (qla_mbx_cmd(ha, (uint32_t *)c_intr,
1402                 (sizeof (q80_config_intr_t) >> 2),
1403                 ha->hw.mbox, (sizeof (q80_config_intr_rsp_t) >> 2), 0)) {
1404                 device_printf(dev, "%s: failed0\n", __func__);
1405                 return (-1);
1406         }
1407
1408         c_intr_rsp = (q80_config_intr_rsp_t *)ha->hw.mbox;
1409
1410         err = Q8_MBX_RSP_STATUS(c_intr_rsp->regcnt_status);
1411
1412         if (err) {
1413                 device_printf(dev, "%s: failed1 [0x%08x, %d]\n", __func__, err,
1414                         c_intr_rsp->nentries);
1415
1416                 for (i = 0; i < c_intr_rsp->nentries; i++) {
1417                         device_printf(dev, "%s: [%d]:[0x%x 0x%x 0x%x]\n",
1418                                 __func__, i,
1419                                 c_intr_rsp->intr[i].status,
1420                                 c_intr_rsp->intr[i].intr_id,
1421                                 c_intr_rsp->intr[i].intr_src);
1422                 }
1423
1424                 return (-1);
1425         }
1426
1427         for (i = 0; ((i < num_intrs) && create); i++) {
1428                 if (!c_intr_rsp->intr[i].status) {
1429                         ha->hw.intr_id[(start_idx + i)] =
1430                                 c_intr_rsp->intr[i].intr_id;
1431                         ha->hw.intr_src[(start_idx + i)] =
1432                                 c_intr_rsp->intr[i].intr_src;
1433                 }
1434         }
1435
1436         return (0);
1437 }
1438
1439 /*
1440  * Name: qla_config_rss
1441  * Function: Configure RSS for the context/interface.
1442  */
1443 static const uint64_t rss_key[] = { 0xbeac01fa6a42b73bULL,
1444                         0x8030f20c77cb2da3ULL,
1445                         0xae7b30b4d0ca2bcbULL, 0x43a38fb04167253dULL,
1446                         0x255b0ec26d5a56daULL };
1447
1448 static int
1449 qla_config_rss(qla_host_t *ha, uint16_t cntxt_id)
1450 {
1451         q80_config_rss_t        *c_rss;
1452         q80_config_rss_rsp_t    *c_rss_rsp;
1453         uint32_t                err, i;
1454         device_t                dev = ha->pci_dev;
1455
1456         c_rss = (q80_config_rss_t *)ha->hw.mbox;
1457         bzero(c_rss, (sizeof (q80_config_rss_t)));
1458
1459         c_rss->opcode = Q8_MBX_CONFIG_RSS;
1460
1461         c_rss->count_version = (sizeof (q80_config_rss_t) >> 2);
1462         c_rss->count_version |= Q8_MBX_CMD_VERSION;
1463
1464         c_rss->hash_type = (Q8_MBX_RSS_HASH_TYPE_IPV4_TCP_IP |
1465                                 Q8_MBX_RSS_HASH_TYPE_IPV6_TCP_IP);
1466         //c_rss->hash_type = (Q8_MBX_RSS_HASH_TYPE_IPV4_TCP |
1467         //                      Q8_MBX_RSS_HASH_TYPE_IPV6_TCP);
1468
1469         c_rss->flags = Q8_MBX_RSS_FLAGS_ENABLE_RSS;
1470         c_rss->flags |= Q8_MBX_RSS_FLAGS_USE_IND_TABLE;
1471
1472         c_rss->indtbl_mask = Q8_MBX_RSS_INDTBL_MASK;
1473
1474         c_rss->indtbl_mask |= Q8_MBX_RSS_FLAGS_MULTI_RSS_VALID;
1475         c_rss->flags |= Q8_MBX_RSS_FLAGS_TYPE_CRSS;
1476
1477         c_rss->cntxt_id = cntxt_id;
1478
1479         for (i = 0; i < 5; i++) {
1480                 c_rss->rss_key[i] = rss_key[i];
1481         }
1482
1483         if (qla_mbx_cmd(ha, (uint32_t *)c_rss,
1484                 (sizeof (q80_config_rss_t) >> 2),
1485                 ha->hw.mbox, (sizeof(q80_config_rss_rsp_t) >> 2), 0)) {
1486                 device_printf(dev, "%s: failed0\n", __func__);
1487                 return (-1);
1488         }
1489         c_rss_rsp = (q80_config_rss_rsp_t *)ha->hw.mbox;
1490
1491         err = Q8_MBX_RSP_STATUS(c_rss_rsp->regcnt_status);
1492
1493         if (err) {
1494                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1495                 return (-1);
1496         }
1497         return 0;
1498 }
1499
1500 static int
1501 qla_set_rss_ind_table(qla_host_t *ha, uint32_t start_idx, uint32_t count,
1502         uint16_t cntxt_id, uint8_t *ind_table)
1503 {
1504         q80_config_rss_ind_table_t      *c_rss_ind;
1505         q80_config_rss_ind_table_rsp_t  *c_rss_ind_rsp;
1506         uint32_t                        err;
1507         device_t                        dev = ha->pci_dev;
1508
1509         if ((count > Q8_RSS_IND_TBL_SIZE) ||
1510                 ((start_idx + count - 1) > Q8_RSS_IND_TBL_MAX_IDX)) {
1511                 device_printf(dev, "%s: illegal count [%d, %d]\n", __func__,
1512                         start_idx, count);
1513                 return (-1);
1514         }
1515
1516         c_rss_ind = (q80_config_rss_ind_table_t *)ha->hw.mbox;
1517         bzero(c_rss_ind, sizeof (q80_config_rss_ind_table_t));
1518
1519         c_rss_ind->opcode = Q8_MBX_CONFIG_RSS_TABLE;
1520         c_rss_ind->count_version = (sizeof (q80_config_rss_ind_table_t) >> 2);
1521         c_rss_ind->count_version |= Q8_MBX_CMD_VERSION;
1522
1523         c_rss_ind->start_idx = start_idx;
1524         c_rss_ind->end_idx = start_idx + count - 1;
1525         c_rss_ind->cntxt_id = cntxt_id;
1526         bcopy(ind_table, c_rss_ind->ind_table, count);
1527
1528         if (qla_mbx_cmd(ha, (uint32_t *)c_rss_ind,
1529                 (sizeof (q80_config_rss_ind_table_t) >> 2), ha->hw.mbox,
1530                 (sizeof(q80_config_rss_ind_table_rsp_t) >> 2), 0)) {
1531                 device_printf(dev, "%s: failed0\n", __func__);
1532                 return (-1);
1533         }
1534
1535         c_rss_ind_rsp = (q80_config_rss_ind_table_rsp_t *)ha->hw.mbox;
1536         err = Q8_MBX_RSP_STATUS(c_rss_ind_rsp->regcnt_status);
1537
1538         if (err) {
1539                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1540                 return (-1);
1541         }
1542         return 0;
1543 }
1544
1545 /*
1546  * Name: qla_config_intr_coalesce
1547  * Function: Configure Interrupt Coalescing.
1548  */
1549 static int
1550 qla_config_intr_coalesce(qla_host_t *ha, uint16_t cntxt_id, int tenable,
1551         int rcv)
1552 {
1553         q80_config_intr_coalesc_t       *intrc;
1554         q80_config_intr_coalesc_rsp_t   *intrc_rsp;
1555         uint32_t                        err, i;
1556         device_t                        dev = ha->pci_dev;
1557
1558         intrc = (q80_config_intr_coalesc_t *)ha->hw.mbox;
1559         bzero(intrc, (sizeof (q80_config_intr_coalesc_t)));
1560
1561         intrc->opcode = Q8_MBX_CONFIG_INTR_COALESCE;
1562         intrc->count_version = (sizeof (q80_config_intr_coalesc_t) >> 2);
1563         intrc->count_version |= Q8_MBX_CMD_VERSION;
1564
1565         if (rcv) {
1566                 intrc->flags = Q8_MBX_INTRC_FLAGS_RCV;
1567                 intrc->max_pkts = ha->hw.rcv_intr_coalesce & 0xFFFF;
1568                 intrc->max_mswait = (ha->hw.rcv_intr_coalesce >> 16) & 0xFFFF;
1569         } else {
1570                 intrc->flags = Q8_MBX_INTRC_FLAGS_XMT;
1571                 intrc->max_pkts = ha->hw.xmt_intr_coalesce & 0xFFFF;
1572                 intrc->max_mswait = (ha->hw.xmt_intr_coalesce >> 16) & 0xFFFF;
1573         }
1574
1575         intrc->cntxt_id = cntxt_id;
1576
1577         if (tenable) {
1578                 intrc->flags |= Q8_MBX_INTRC_FLAGS_PERIODIC;
1579                 intrc->timer_type = Q8_MBX_INTRC_TIMER_PERIODIC;
1580
1581                 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1582                         intrc->sds_ring_mask |= (1 << i);
1583                 }
1584                 intrc->ms_timeout = 1000;
1585         }
1586
1587         if (qla_mbx_cmd(ha, (uint32_t *)intrc,
1588                 (sizeof (q80_config_intr_coalesc_t) >> 2),
1589                 ha->hw.mbox, (sizeof(q80_config_intr_coalesc_rsp_t) >> 2), 0)) {
1590                 device_printf(dev, "%s: failed0\n", __func__);
1591                 return (-1);
1592         }
1593         intrc_rsp = (q80_config_intr_coalesc_rsp_t *)ha->hw.mbox;
1594
1595         err = Q8_MBX_RSP_STATUS(intrc_rsp->regcnt_status);
1596
1597         if (err) {
1598                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1599                 return (-1);
1600         }
1601
1602         return 0;
1603 }
1604
1605
1606 /*
1607  * Name: qla_config_mac_addr
1608  * Function: binds a MAC address to the context/interface.
1609  *      Can be unicast, multicast or broadcast.
1610  */
1611 static int
1612 qla_config_mac_addr(qla_host_t *ha, uint8_t *mac_addr, uint32_t add_mac,
1613         uint32_t num_mac)
1614 {
1615         q80_config_mac_addr_t           *cmac;
1616         q80_config_mac_addr_rsp_t       *cmac_rsp;
1617         uint32_t                        err;
1618         device_t                        dev = ha->pci_dev;
1619         int                             i;
1620         uint8_t                         *mac_cpy = mac_addr;
1621
1622         if (num_mac > Q8_MAX_MAC_ADDRS) {
1623                 device_printf(dev, "%s: %s num_mac [0x%x] > Q8_MAX_MAC_ADDRS\n",
1624                         __func__, (add_mac ? "Add" : "Del"), num_mac);
1625                 return (-1);
1626         }
1627
1628         cmac = (q80_config_mac_addr_t *)ha->hw.mbox;
1629         bzero(cmac, (sizeof (q80_config_mac_addr_t)));
1630
1631         cmac->opcode = Q8_MBX_CONFIG_MAC_ADDR;
1632         cmac->count_version = sizeof (q80_config_mac_addr_t) >> 2;
1633         cmac->count_version |= Q8_MBX_CMD_VERSION;
1634
1635         if (add_mac)
1636                 cmac->cmd = Q8_MBX_CMAC_CMD_ADD_MAC_ADDR;
1637         else
1638                 cmac->cmd = Q8_MBX_CMAC_CMD_DEL_MAC_ADDR;
1639
1640         cmac->cmd |= Q8_MBX_CMAC_CMD_CAM_INGRESS;
1641
1642         cmac->nmac_entries = num_mac;
1643         cmac->cntxt_id = ha->hw.rcv_cntxt_id;
1644
1645         for (i = 0; i < num_mac; i++) {
1646                 bcopy(mac_addr, cmac->mac_addr[i].addr, Q8_ETHER_ADDR_LEN);
1647                 mac_addr = mac_addr + ETHER_ADDR_LEN;
1648         }
1649
1650         if (qla_mbx_cmd(ha, (uint32_t *)cmac,
1651                 (sizeof (q80_config_mac_addr_t) >> 2),
1652                 ha->hw.mbox, (sizeof(q80_config_mac_addr_rsp_t) >> 2), 1)) {
1653                 device_printf(dev, "%s: %s failed0\n", __func__,
1654                         (add_mac ? "Add" : "Del"));
1655                 return (-1);
1656         }
1657         cmac_rsp = (q80_config_mac_addr_rsp_t *)ha->hw.mbox;
1658
1659         err = Q8_MBX_RSP_STATUS(cmac_rsp->regcnt_status);
1660
1661         if (err) {
1662                 device_printf(dev, "%s: %s failed1 [0x%08x]\n", __func__,
1663                         (add_mac ? "Add" : "Del"), err);
1664                 for (i = 0; i < num_mac; i++) {
1665                         device_printf(dev, "%s: %02x:%02x:%02x:%02x:%02x:%02x\n",
1666                                 __func__, mac_cpy[0], mac_cpy[1], mac_cpy[2],
1667                                 mac_cpy[3], mac_cpy[4], mac_cpy[5]);
1668                         mac_cpy += ETHER_ADDR_LEN;
1669                 }
1670                 return (-1);
1671         }
1672
1673         return 0;
1674 }
1675
1676
1677 /*
1678  * Name: qla_set_mac_rcv_mode
1679  * Function: Enable/Disable AllMulticast and Promiscous Modes.
1680  */
1681 static int
1682 qla_set_mac_rcv_mode(qla_host_t *ha, uint32_t mode)
1683 {
1684         q80_config_mac_rcv_mode_t       *rcv_mode;
1685         uint32_t                        err;
1686         q80_config_mac_rcv_mode_rsp_t   *rcv_mode_rsp;
1687         device_t                        dev = ha->pci_dev;
1688
1689         rcv_mode = (q80_config_mac_rcv_mode_t *)ha->hw.mbox;
1690         bzero(rcv_mode, (sizeof (q80_config_mac_rcv_mode_t)));
1691
1692         rcv_mode->opcode = Q8_MBX_CONFIG_MAC_RX_MODE;
1693         rcv_mode->count_version = sizeof (q80_config_mac_rcv_mode_t) >> 2;
1694         rcv_mode->count_version |= Q8_MBX_CMD_VERSION;
1695
1696         rcv_mode->mode = mode;
1697
1698         rcv_mode->cntxt_id = ha->hw.rcv_cntxt_id;
1699
1700         if (qla_mbx_cmd(ha, (uint32_t *)rcv_mode,
1701                 (sizeof (q80_config_mac_rcv_mode_t) >> 2),
1702                 ha->hw.mbox, (sizeof(q80_config_mac_rcv_mode_rsp_t) >> 2), 1)) {
1703                 device_printf(dev, "%s: failed0\n", __func__);
1704                 return (-1);
1705         }
1706         rcv_mode_rsp = (q80_config_mac_rcv_mode_rsp_t *)ha->hw.mbox;
1707
1708         err = Q8_MBX_RSP_STATUS(rcv_mode_rsp->regcnt_status);
1709
1710         if (err) {
1711                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1712                 return (-1);
1713         }
1714
1715         return 0;
1716 }
1717
1718 int
1719 ql_set_promisc(qla_host_t *ha)
1720 {
1721         int ret;
1722
1723         ha->hw.mac_rcv_mode |= Q8_MBX_MAC_RCV_PROMISC_ENABLE;
1724         ret = qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1725         return (ret);
1726 }
1727
1728 void
1729 qla_reset_promisc(qla_host_t *ha)
1730 {
1731         ha->hw.mac_rcv_mode &= ~Q8_MBX_MAC_RCV_PROMISC_ENABLE;
1732         (void)qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1733 }
1734
1735 int
1736 ql_set_allmulti(qla_host_t *ha)
1737 {
1738         int ret;
1739
1740         ha->hw.mac_rcv_mode |= Q8_MBX_MAC_ALL_MULTI_ENABLE;
1741         ret = qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1742         return (ret);
1743 }
1744
1745 void
1746 qla_reset_allmulti(qla_host_t *ha)
1747 {
1748         ha->hw.mac_rcv_mode &= ~Q8_MBX_MAC_ALL_MULTI_ENABLE;
1749         (void)qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1750 }
1751
1752 /*
1753  * Name: ql_set_max_mtu
1754  * Function:
1755  *      Sets the maximum transfer unit size for the specified rcv context.
1756  */
1757 int
1758 ql_set_max_mtu(qla_host_t *ha, uint32_t mtu, uint16_t cntxt_id)
1759 {
1760         device_t                dev;
1761         q80_set_max_mtu_t       *max_mtu;
1762         q80_set_max_mtu_rsp_t   *max_mtu_rsp;
1763         uint32_t                err;
1764
1765         dev = ha->pci_dev;
1766
1767         max_mtu = (q80_set_max_mtu_t *)ha->hw.mbox;
1768         bzero(max_mtu, (sizeof (q80_set_max_mtu_t)));
1769
1770         max_mtu->opcode = Q8_MBX_SET_MAX_MTU;
1771         max_mtu->count_version = (sizeof (q80_set_max_mtu_t) >> 2);
1772         max_mtu->count_version |= Q8_MBX_CMD_VERSION;
1773
1774         max_mtu->cntxt_id = cntxt_id;
1775         max_mtu->mtu = mtu;
1776
1777         if (qla_mbx_cmd(ha, (uint32_t *)max_mtu,
1778                 (sizeof (q80_set_max_mtu_t) >> 2),
1779                 ha->hw.mbox, (sizeof (q80_set_max_mtu_rsp_t) >> 2), 1)) {
1780                 device_printf(dev, "%s: failed\n", __func__);
1781                 return -1;
1782         }
1783
1784         max_mtu_rsp = (q80_set_max_mtu_rsp_t *)ha->hw.mbox;
1785
1786         err = Q8_MBX_RSP_STATUS(max_mtu_rsp->regcnt_status);
1787
1788         if (err) {
1789                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
1790         }
1791
1792         return 0;
1793 }
1794
1795 static int
1796 qla_link_event_req(qla_host_t *ha, uint16_t cntxt_id)
1797 {
1798         device_t                dev;
1799         q80_link_event_t        *lnk;
1800         q80_link_event_rsp_t    *lnk_rsp;
1801         uint32_t                err;
1802
1803         dev = ha->pci_dev;
1804
1805         lnk = (q80_link_event_t *)ha->hw.mbox;
1806         bzero(lnk, (sizeof (q80_link_event_t)));
1807
1808         lnk->opcode = Q8_MBX_LINK_EVENT_REQ;
1809         lnk->count_version = (sizeof (q80_link_event_t) >> 2);
1810         lnk->count_version |= Q8_MBX_CMD_VERSION;
1811
1812         lnk->cntxt_id = cntxt_id;
1813         lnk->cmd = Q8_LINK_EVENT_CMD_ENABLE_ASYNC;
1814
1815         if (qla_mbx_cmd(ha, (uint32_t *)lnk, (sizeof (q80_link_event_t) >> 2),
1816                 ha->hw.mbox, (sizeof (q80_link_event_rsp_t) >> 2), 0)) {
1817                 device_printf(dev, "%s: failed\n", __func__);
1818                 return -1;
1819         }
1820
1821         lnk_rsp = (q80_link_event_rsp_t *)ha->hw.mbox;
1822
1823         err = Q8_MBX_RSP_STATUS(lnk_rsp->regcnt_status);
1824
1825         if (err) {
1826                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
1827         }
1828
1829         return 0;
1830 }
1831
1832 static int
1833 qla_config_fw_lro(qla_host_t *ha, uint16_t cntxt_id)
1834 {
1835         device_t                dev;
1836         q80_config_fw_lro_t     *fw_lro;
1837         q80_config_fw_lro_rsp_t *fw_lro_rsp;
1838         uint32_t                err;
1839
1840         dev = ha->pci_dev;
1841
1842         fw_lro = (q80_config_fw_lro_t *)ha->hw.mbox;
1843         bzero(fw_lro, sizeof(q80_config_fw_lro_t));
1844
1845         fw_lro->opcode = Q8_MBX_CONFIG_FW_LRO;
1846         fw_lro->count_version = (sizeof (q80_config_fw_lro_t) >> 2);
1847         fw_lro->count_version |= Q8_MBX_CMD_VERSION;
1848
1849         fw_lro->flags |= Q8_MBX_FW_LRO_IPV4 | Q8_MBX_FW_LRO_IPV4_WO_DST_IP_CHK;
1850         fw_lro->flags |= Q8_MBX_FW_LRO_IPV6 | Q8_MBX_FW_LRO_IPV6_WO_DST_IP_CHK;
1851
1852         fw_lro->cntxt_id = cntxt_id;
1853
1854         if (qla_mbx_cmd(ha, (uint32_t *)fw_lro,
1855                 (sizeof (q80_config_fw_lro_t) >> 2),
1856                 ha->hw.mbox, (sizeof (q80_config_fw_lro_rsp_t) >> 2), 0)) {
1857                 device_printf(dev, "%s: failed\n", __func__);
1858                 return -1;
1859         }
1860
1861         fw_lro_rsp = (q80_config_fw_lro_rsp_t *)ha->hw.mbox;
1862
1863         err = Q8_MBX_RSP_STATUS(fw_lro_rsp->regcnt_status);
1864
1865         if (err) {
1866                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
1867         }
1868
1869         return 0;
1870 }
1871
1872 static int
1873 qla_set_cam_search_mode(qla_host_t *ha, uint32_t search_mode)
1874 {
1875         device_t                dev;
1876         q80_hw_config_t         *hw_config;
1877         q80_hw_config_rsp_t     *hw_config_rsp;
1878         uint32_t                err;
1879
1880         dev = ha->pci_dev;
1881
1882         hw_config = (q80_hw_config_t *)ha->hw.mbox;
1883         bzero(hw_config, sizeof (q80_hw_config_t));
1884
1885         hw_config->opcode = Q8_MBX_HW_CONFIG;
1886         hw_config->count_version = Q8_HW_CONFIG_SET_CAM_SEARCH_MODE_COUNT;
1887         hw_config->count_version |= Q8_MBX_CMD_VERSION;
1888
1889         hw_config->cmd = Q8_HW_CONFIG_SET_CAM_SEARCH_MODE;
1890
1891         hw_config->u.set_cam_search_mode.mode = search_mode;
1892
1893         if (qla_mbx_cmd(ha, (uint32_t *)hw_config,
1894                 (sizeof (q80_hw_config_t) >> 2),
1895                 ha->hw.mbox, (sizeof (q80_hw_config_rsp_t) >> 2), 0)) {
1896                 device_printf(dev, "%s: failed\n", __func__);
1897                 return -1;
1898         }
1899         hw_config_rsp = (q80_hw_config_rsp_t *)ha->hw.mbox;
1900
1901         err = Q8_MBX_RSP_STATUS(hw_config_rsp->regcnt_status);
1902
1903         if (err) {
1904                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
1905         }
1906
1907         return 0;
1908 }
1909
1910 static int
1911 qla_get_cam_search_mode(qla_host_t *ha)
1912 {
1913         device_t                dev;
1914         q80_hw_config_t         *hw_config;
1915         q80_hw_config_rsp_t     *hw_config_rsp;
1916         uint32_t                err;
1917
1918         dev = ha->pci_dev;
1919
1920         hw_config = (q80_hw_config_t *)ha->hw.mbox;
1921         bzero(hw_config, sizeof (q80_hw_config_t));
1922
1923         hw_config->opcode = Q8_MBX_HW_CONFIG;
1924         hw_config->count_version = Q8_HW_CONFIG_GET_CAM_SEARCH_MODE_COUNT;
1925         hw_config->count_version |= Q8_MBX_CMD_VERSION;
1926
1927         hw_config->cmd = Q8_HW_CONFIG_GET_CAM_SEARCH_MODE;
1928
1929         if (qla_mbx_cmd(ha, (uint32_t *)hw_config,
1930                 (sizeof (q80_hw_config_t) >> 2),
1931                 ha->hw.mbox, (sizeof (q80_hw_config_rsp_t) >> 2), 0)) {
1932                 device_printf(dev, "%s: failed\n", __func__);
1933                 return -1;
1934         }
1935         hw_config_rsp = (q80_hw_config_rsp_t *)ha->hw.mbox;
1936
1937         err = Q8_MBX_RSP_STATUS(hw_config_rsp->regcnt_status);
1938
1939         if (err) {
1940                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
1941         } else {
1942                 device_printf(dev, "%s: cam search mode [0x%08x]\n", __func__,
1943                         hw_config_rsp->u.get_cam_search_mode.mode);
1944         }
1945
1946         return 0;
1947 }
1948
1949 static int
1950 qla_get_hw_stats(qla_host_t *ha, uint32_t cmd, uint32_t rsp_size)
1951 {
1952         device_t                dev;
1953         q80_get_stats_t         *stat;
1954         q80_get_stats_rsp_t     *stat_rsp;
1955         uint32_t                err;
1956
1957         dev = ha->pci_dev;
1958
1959         stat = (q80_get_stats_t *)ha->hw.mbox;
1960         bzero(stat, (sizeof (q80_get_stats_t)));
1961
1962         stat->opcode = Q8_MBX_GET_STATS;
1963         stat->count_version = 2;
1964         stat->count_version |= Q8_MBX_CMD_VERSION;
1965
1966         stat->cmd = cmd;
1967
1968         if (qla_mbx_cmd(ha, (uint32_t *)stat, 2,
1969                 ha->hw.mbox, (rsp_size >> 2), 0)) {
1970                 device_printf(dev, "%s: failed\n", __func__);
1971                 return -1;
1972         }
1973
1974         stat_rsp = (q80_get_stats_rsp_t *)ha->hw.mbox;
1975
1976         err = Q8_MBX_RSP_STATUS(stat_rsp->regcnt_status);
1977
1978         if (err) {
1979                 return -1;
1980         }
1981
1982         return 0;
1983 }
1984
1985 void
1986 ql_get_stats(qla_host_t *ha)
1987 {
1988         q80_get_stats_rsp_t     *stat_rsp;
1989         q80_mac_stats_t         *mstat;
1990         q80_xmt_stats_t         *xstat;
1991         q80_rcv_stats_t         *rstat;
1992         uint32_t                cmd;
1993         int                     i;
1994         struct ifnet *ifp = ha->ifp;
1995
1996         if (ifp == NULL)
1997                 return;
1998
1999         if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) != 0) {
2000                 device_printf(ha->pci_dev, "%s: failed\n", __func__);
2001                 return;
2002         }
2003
2004         if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
2005                 QLA_UNLOCK(ha, __func__);
2006                 return;
2007         }
2008
2009         stat_rsp = (q80_get_stats_rsp_t *)ha->hw.mbox;
2010         /*
2011          * Get MAC Statistics
2012          */
2013         cmd = Q8_GET_STATS_CMD_TYPE_MAC;
2014 //      cmd |= Q8_GET_STATS_CMD_CLEAR;
2015
2016         cmd |= ((ha->pci_func & 0x1) << 16);
2017
2018         if (ha->qla_watchdog_pause)
2019                 goto ql_get_stats_exit;
2020
2021         if (qla_get_hw_stats(ha, cmd, sizeof (q80_get_stats_rsp_t)) == 0) {
2022                 mstat = (q80_mac_stats_t *)&stat_rsp->u.mac;
2023                 bcopy(mstat, &ha->hw.mac, sizeof(q80_mac_stats_t));
2024         } else {
2025                 device_printf(ha->pci_dev, "%s: mac failed [0x%08x]\n",
2026                         __func__, ha->hw.mbox[0]);
2027         }
2028         /*
2029          * Get RCV Statistics
2030          */
2031         cmd = Q8_GET_STATS_CMD_RCV | Q8_GET_STATS_CMD_TYPE_CNTXT;
2032 //      cmd |= Q8_GET_STATS_CMD_CLEAR;
2033         cmd |= (ha->hw.rcv_cntxt_id << 16);
2034
2035         if (ha->qla_watchdog_pause)
2036                 goto ql_get_stats_exit;
2037
2038         if (qla_get_hw_stats(ha, cmd, sizeof (q80_get_stats_rsp_t)) == 0) {
2039                 rstat = (q80_rcv_stats_t *)&stat_rsp->u.rcv;
2040                 bcopy(rstat, &ha->hw.rcv, sizeof(q80_rcv_stats_t));
2041         } else {
2042                 device_printf(ha->pci_dev, "%s: rcv failed [0x%08x]\n",
2043                         __func__, ha->hw.mbox[0]);
2044         }
2045
2046         if (ha->qla_watchdog_pause)
2047                 goto ql_get_stats_exit;
2048         /*
2049          * Get XMT Statistics
2050          */
2051         for (i = 0 ; ((i < ha->hw.num_tx_rings) && (!ha->qla_watchdog_pause));
2052                 i++) {
2053                 cmd = Q8_GET_STATS_CMD_XMT | Q8_GET_STATS_CMD_TYPE_CNTXT;
2054 //              cmd |= Q8_GET_STATS_CMD_CLEAR;
2055                 cmd |= (ha->hw.tx_cntxt[i].tx_cntxt_id << 16);
2056
2057                 if (qla_get_hw_stats(ha, cmd, sizeof(q80_get_stats_rsp_t))
2058                         == 0) {
2059                         xstat = (q80_xmt_stats_t *)&stat_rsp->u.xmt;
2060                         bcopy(xstat, &ha->hw.xmt[i], sizeof(q80_xmt_stats_t));
2061                 } else {
2062                         device_printf(ha->pci_dev, "%s: xmt failed [0x%08x]\n",
2063                                 __func__, ha->hw.mbox[0]);
2064                 }
2065         }
2066
2067 ql_get_stats_exit:
2068         QLA_UNLOCK(ha, __func__);
2069
2070         return;
2071 }
2072
2073 /*
2074  * Name: qla_tx_tso
2075  * Function: Checks if the packet to be transmitted is a candidate for
2076  *      Large TCP Segment Offload. If yes, the appropriate fields in the Tx
2077  *      Ring Structure are plugged in.
2078  */
2079 static int
2080 qla_tx_tso(qla_host_t *ha, struct mbuf *mp, q80_tx_cmd_t *tx_cmd, uint8_t *hdr)
2081 {
2082         struct ether_vlan_header *eh;
2083         struct ip *ip = NULL;
2084         struct ip6_hdr *ip6 = NULL;
2085         struct tcphdr *th = NULL;
2086         uint32_t ehdrlen,  hdrlen, ip_hlen, tcp_hlen, tcp_opt_off;
2087         uint16_t etype, opcode, offload = 1;
2088         device_t dev;
2089
2090         dev = ha->pci_dev;
2091
2092
2093         eh = mtod(mp, struct ether_vlan_header *);
2094
2095         if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
2096                 ehdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
2097                 etype = ntohs(eh->evl_proto);
2098         } else {
2099                 ehdrlen = ETHER_HDR_LEN;
2100                 etype = ntohs(eh->evl_encap_proto);
2101         }
2102
2103         hdrlen = 0;
2104
2105         switch (etype) {
2106                 case ETHERTYPE_IP:
2107
2108                         tcp_opt_off = ehdrlen + sizeof(struct ip) +
2109                                         sizeof(struct tcphdr);
2110
2111                         if (mp->m_len < tcp_opt_off) {
2112                                 m_copydata(mp, 0, tcp_opt_off, hdr);
2113                                 ip = (struct ip *)(hdr + ehdrlen);
2114                         } else {
2115                                 ip = (struct ip *)(mp->m_data + ehdrlen);
2116                         }
2117
2118                         ip_hlen = ip->ip_hl << 2;
2119                         opcode = Q8_TX_CMD_OP_XMT_TCP_LSO;
2120
2121
2122                         if ((ip->ip_p != IPPROTO_TCP) ||
2123                                 (ip_hlen != sizeof (struct ip))){
2124                                 /* IP Options are not supported */
2125
2126                                 offload = 0;
2127                         } else
2128                                 th = (struct tcphdr *)((caddr_t)ip + ip_hlen);
2129
2130                 break;
2131
2132                 case ETHERTYPE_IPV6:
2133
2134                         tcp_opt_off = ehdrlen + sizeof(struct ip6_hdr) +
2135                                         sizeof (struct tcphdr);
2136
2137                         if (mp->m_len < tcp_opt_off) {
2138                                 m_copydata(mp, 0, tcp_opt_off, hdr);
2139                                 ip6 = (struct ip6_hdr *)(hdr + ehdrlen);
2140                         } else {
2141                                 ip6 = (struct ip6_hdr *)(mp->m_data + ehdrlen);
2142                         }
2143
2144                         ip_hlen = sizeof(struct ip6_hdr);
2145                         opcode = Q8_TX_CMD_OP_XMT_TCP_LSO_IPV6;
2146
2147                         if (ip6->ip6_nxt != IPPROTO_TCP) {
2148                                 //device_printf(dev, "%s: ipv6\n", __func__);
2149                                 offload = 0;
2150                         } else
2151                                 th = (struct tcphdr *)((caddr_t)ip6 + ip_hlen);
2152                 break;
2153
2154                 default:
2155                         QL_DPRINT8(ha, (dev, "%s: type!=ip\n", __func__));
2156                         offload = 0;
2157                 break;
2158         }
2159
2160         if (!offload)
2161                 return (-1);
2162
2163         tcp_hlen = th->th_off << 2;
2164         hdrlen = ehdrlen + ip_hlen + tcp_hlen;
2165
2166         if (mp->m_len < hdrlen) {
2167                 if (mp->m_len < tcp_opt_off) {
2168                         if (tcp_hlen > sizeof(struct tcphdr)) {
2169                                 m_copydata(mp, tcp_opt_off,
2170                                         (tcp_hlen - sizeof(struct tcphdr)),
2171                                         &hdr[tcp_opt_off]);
2172                         }
2173                 } else {
2174                         m_copydata(mp, 0, hdrlen, hdr);
2175                 }
2176         }
2177
2178         tx_cmd->mss = mp->m_pkthdr.tso_segsz;
2179
2180         tx_cmd->flags_opcode = opcode ;
2181         tx_cmd->tcp_hdr_off = ip_hlen + ehdrlen;
2182         tx_cmd->total_hdr_len = hdrlen;
2183
2184         /* Check for Multicast least significant bit of MSB == 1 */
2185         if (eh->evl_dhost[0] & 0x01) {
2186                 tx_cmd->flags_opcode |= Q8_TX_CMD_FLAGS_MULTICAST;
2187         }
2188
2189         if (mp->m_len < hdrlen) {
2190                 printf("%d\n", hdrlen);
2191                 return (1);
2192         }
2193
2194         return (0);
2195 }
2196
2197 /*
2198  * Name: qla_tx_chksum
2199  * Function: Checks if the packet to be transmitted is a candidate for
2200  *      TCP/UDP Checksum offload. If yes, the appropriate fields in the Tx
2201  *      Ring Structure are plugged in.
2202  */
2203 static int
2204 qla_tx_chksum(qla_host_t *ha, struct mbuf *mp, uint32_t *op_code,
2205         uint32_t *tcp_hdr_off)
2206 {
2207         struct ether_vlan_header *eh;
2208         struct ip *ip;
2209         struct ip6_hdr *ip6;
2210         uint32_t ehdrlen, ip_hlen;
2211         uint16_t etype, opcode, offload = 1;
2212         device_t dev;
2213         uint8_t buf[sizeof(struct ip6_hdr)];
2214
2215         dev = ha->pci_dev;
2216
2217         *op_code = 0;
2218
2219         if ((mp->m_pkthdr.csum_flags &
2220                 (CSUM_TCP|CSUM_UDP|CSUM_TCP_IPV6 | CSUM_UDP_IPV6)) == 0)
2221                 return (-1);
2222
2223         eh = mtod(mp, struct ether_vlan_header *);
2224
2225         if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
2226                 ehdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
2227                 etype = ntohs(eh->evl_proto);
2228         } else {
2229                 ehdrlen = ETHER_HDR_LEN;
2230                 etype = ntohs(eh->evl_encap_proto);
2231         }
2232
2233
2234         switch (etype) {
2235                 case ETHERTYPE_IP:
2236                         ip = (struct ip *)(mp->m_data + ehdrlen);
2237
2238                         ip_hlen = sizeof (struct ip);
2239
2240                         if (mp->m_len < (ehdrlen + ip_hlen)) {
2241                                 m_copydata(mp, ehdrlen, sizeof(struct ip), buf);
2242                                 ip = (struct ip *)buf;
2243                         }
2244
2245                         if (ip->ip_p == IPPROTO_TCP)
2246                                 opcode = Q8_TX_CMD_OP_XMT_TCP_CHKSUM;
2247                         else if (ip->ip_p == IPPROTO_UDP)
2248                                 opcode = Q8_TX_CMD_OP_XMT_UDP_CHKSUM;
2249                         else {
2250                                 //device_printf(dev, "%s: ipv4\n", __func__);
2251                                 offload = 0;
2252                         }
2253                 break;
2254
2255                 case ETHERTYPE_IPV6:
2256                         ip6 = (struct ip6_hdr *)(mp->m_data + ehdrlen);
2257
2258                         ip_hlen = sizeof(struct ip6_hdr);
2259
2260                         if (mp->m_len < (ehdrlen + ip_hlen)) {
2261                                 m_copydata(mp, ehdrlen, sizeof (struct ip6_hdr),
2262                                         buf);
2263                                 ip6 = (struct ip6_hdr *)buf;
2264                         }
2265
2266                         if (ip6->ip6_nxt == IPPROTO_TCP)
2267                                 opcode = Q8_TX_CMD_OP_XMT_TCP_CHKSUM_IPV6;
2268                         else if (ip6->ip6_nxt == IPPROTO_UDP)
2269                                 opcode = Q8_TX_CMD_OP_XMT_UDP_CHKSUM_IPV6;
2270                         else {
2271                                 //device_printf(dev, "%s: ipv6\n", __func__);
2272                                 offload = 0;
2273                         }
2274                 break;
2275
2276                 default:
2277                         offload = 0;
2278                 break;
2279         }
2280         if (!offload)
2281                 return (-1);
2282
2283         *op_code = opcode;
2284         *tcp_hdr_off = (ip_hlen + ehdrlen);
2285
2286         return (0);
2287 }
2288
2289 #define QLA_TX_MIN_FREE 2
2290 /*
2291  * Name: ql_hw_send
2292  * Function: Transmits a packet. It first checks if the packet is a
2293  *      candidate for Large TCP Segment Offload and then for UDP/TCP checksum
2294  *      offload. If either of these creteria are not met, it is transmitted
2295  *      as a regular ethernet frame.
2296  */
2297 int
2298 ql_hw_send(qla_host_t *ha, bus_dma_segment_t *segs, int nsegs,
2299         uint32_t tx_idx, struct mbuf *mp, uint32_t txr_idx, uint32_t iscsi_pdu)
2300 {
2301         struct ether_vlan_header *eh;
2302         qla_hw_t *hw = &ha->hw;
2303         q80_tx_cmd_t *tx_cmd, tso_cmd;
2304         bus_dma_segment_t *c_seg;
2305         uint32_t num_tx_cmds, hdr_len = 0;
2306         uint32_t total_length = 0, bytes, tx_cmd_count = 0, txr_next;
2307         device_t dev;
2308         int i, ret;
2309         uint8_t *src = NULL, *dst = NULL;
2310         uint8_t frame_hdr[QL_FRAME_HDR_SIZE];
2311         uint32_t op_code = 0;
2312         uint32_t tcp_hdr_off = 0;
2313
2314         dev = ha->pci_dev;
2315
2316         /*
2317          * Always make sure there is atleast one empty slot in the tx_ring
2318          * tx_ring is considered full when there only one entry available
2319          */
2320         num_tx_cmds = (nsegs + (Q8_TX_CMD_MAX_SEGMENTS - 1)) >> 2;
2321
2322         total_length = mp->m_pkthdr.len;
2323         if (total_length > QLA_MAX_TSO_FRAME_SIZE) {
2324                 device_printf(dev, "%s: total length exceeds maxlen(%d)\n",
2325                         __func__, total_length);
2326                 return (EINVAL);
2327         }
2328         eh = mtod(mp, struct ether_vlan_header *);
2329
2330         if (mp->m_pkthdr.csum_flags & CSUM_TSO) {
2331
2332                 bzero((void *)&tso_cmd, sizeof(q80_tx_cmd_t));
2333
2334                 src = frame_hdr;
2335                 ret = qla_tx_tso(ha, mp, &tso_cmd, src);
2336
2337                 if (!(ret & ~1)) {
2338                         /* find the additional tx_cmd descriptors required */
2339
2340                         if (mp->m_flags & M_VLANTAG)
2341                                 tso_cmd.total_hdr_len += ETHER_VLAN_ENCAP_LEN;
2342
2343                         hdr_len = tso_cmd.total_hdr_len;
2344
2345                         bytes = sizeof(q80_tx_cmd_t) - Q8_TX_CMD_TSO_ALIGN;
2346                         bytes = QL_MIN(bytes, hdr_len);
2347
2348                         num_tx_cmds++;
2349                         hdr_len -= bytes;
2350
2351                         while (hdr_len) {
2352                                 bytes = QL_MIN((sizeof(q80_tx_cmd_t)), hdr_len);
2353                                 hdr_len -= bytes;
2354                                 num_tx_cmds++;
2355                         }
2356                         hdr_len = tso_cmd.total_hdr_len;
2357
2358                         if (ret == 0)
2359                                 src = (uint8_t *)eh;
2360                 } else
2361                         return (EINVAL);
2362         } else {
2363                 (void)qla_tx_chksum(ha, mp, &op_code, &tcp_hdr_off);
2364         }
2365
2366         if (hw->tx_cntxt[txr_idx].txr_free <= (num_tx_cmds + QLA_TX_MIN_FREE)) {
2367                 ql_hw_tx_done_locked(ha, txr_idx);
2368                 if (hw->tx_cntxt[txr_idx].txr_free <=
2369                                 (num_tx_cmds + QLA_TX_MIN_FREE)) {
2370                         QL_DPRINT8(ha, (dev, "%s: (hw->txr_free <= "
2371                                 "(num_tx_cmds + QLA_TX_MIN_FREE))\n",
2372                                 __func__));
2373                         return (-1);
2374                 }
2375         }
2376
2377         tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[tx_idx];
2378
2379         if (!(mp->m_pkthdr.csum_flags & CSUM_TSO)) {
2380
2381                 if (nsegs > ha->hw.max_tx_segs)
2382                         ha->hw.max_tx_segs = nsegs;
2383
2384                 bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2385
2386                 if (op_code) {
2387                         tx_cmd->flags_opcode = op_code;
2388                         tx_cmd->tcp_hdr_off = tcp_hdr_off;
2389
2390                 } else {
2391                         tx_cmd->flags_opcode = Q8_TX_CMD_OP_XMT_ETHER;
2392                 }
2393         } else {
2394                 bcopy(&tso_cmd, tx_cmd, sizeof(q80_tx_cmd_t));
2395                 ha->tx_tso_frames++;
2396         }
2397
2398         if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
2399                 tx_cmd->flags_opcode |= Q8_TX_CMD_FLAGS_VLAN_TAGGED;
2400
2401                 if (iscsi_pdu)
2402                         eh->evl_tag |= ha->hw.user_pri_iscsi << 13;
2403
2404         } else if (mp->m_flags & M_VLANTAG) {
2405
2406                 if (hdr_len) { /* TSO */
2407                         tx_cmd->flags_opcode |= (Q8_TX_CMD_FLAGS_VLAN_TAGGED |
2408                                                 Q8_TX_CMD_FLAGS_HW_VLAN_ID);
2409                         tx_cmd->tcp_hdr_off += ETHER_VLAN_ENCAP_LEN;
2410                 } else
2411                         tx_cmd->flags_opcode |= Q8_TX_CMD_FLAGS_HW_VLAN_ID;
2412
2413                 ha->hw_vlan_tx_frames++;
2414                 tx_cmd->vlan_tci = mp->m_pkthdr.ether_vtag;
2415
2416                 if (iscsi_pdu) {
2417                         tx_cmd->vlan_tci |= ha->hw.user_pri_iscsi << 13;
2418                         mp->m_pkthdr.ether_vtag = tx_cmd->vlan_tci;
2419                 }
2420         }
2421
2422
2423         tx_cmd->n_bufs = (uint8_t)nsegs;
2424         tx_cmd->data_len_lo = (uint8_t)(total_length & 0xFF);
2425         tx_cmd->data_len_hi = qla_host_to_le16(((uint16_t)(total_length >> 8)));
2426         tx_cmd->cntxtid = Q8_TX_CMD_PORT_CNXTID(ha->pci_func);
2427
2428         c_seg = segs;
2429
2430         while (1) {
2431                 for (i = 0; ((i < Q8_TX_CMD_MAX_SEGMENTS) && nsegs); i++) {
2432
2433                         switch (i) {
2434                         case 0:
2435                                 tx_cmd->buf1_addr = c_seg->ds_addr;
2436                                 tx_cmd->buf1_len = c_seg->ds_len;
2437                                 break;
2438
2439                         case 1:
2440                                 tx_cmd->buf2_addr = c_seg->ds_addr;
2441                                 tx_cmd->buf2_len = c_seg->ds_len;
2442                                 break;
2443
2444                         case 2:
2445                                 tx_cmd->buf3_addr = c_seg->ds_addr;
2446                                 tx_cmd->buf3_len = c_seg->ds_len;
2447                                 break;
2448
2449                         case 3:
2450                                 tx_cmd->buf4_addr = c_seg->ds_addr;
2451                                 tx_cmd->buf4_len = c_seg->ds_len;
2452                                 break;
2453                         }
2454
2455                         c_seg++;
2456                         nsegs--;
2457                 }
2458
2459                 txr_next = hw->tx_cntxt[txr_idx].txr_next =
2460                         (hw->tx_cntxt[txr_idx].txr_next + 1) &
2461                                 (NUM_TX_DESCRIPTORS - 1);
2462                 tx_cmd_count++;
2463
2464                 if (!nsegs)
2465                         break;
2466
2467                 tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[txr_next];
2468                 bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2469         }
2470
2471         if (mp->m_pkthdr.csum_flags & CSUM_TSO) {
2472
2473                 /* TSO : Copy the header in the following tx cmd descriptors */
2474
2475                 txr_next = hw->tx_cntxt[txr_idx].txr_next;
2476
2477                 tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[txr_next];
2478                 bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2479
2480                 bytes = sizeof(q80_tx_cmd_t) - Q8_TX_CMD_TSO_ALIGN;
2481                 bytes = QL_MIN(bytes, hdr_len);
2482
2483                 dst = (uint8_t *)tx_cmd + Q8_TX_CMD_TSO_ALIGN;
2484
2485                 if (mp->m_flags & M_VLANTAG) {
2486                         /* first copy the src/dst MAC addresses */
2487                         bcopy(src, dst, (ETHER_ADDR_LEN * 2));
2488                         dst += (ETHER_ADDR_LEN * 2);
2489                         src += (ETHER_ADDR_LEN * 2);
2490
2491                         *((uint16_t *)dst) = htons(ETHERTYPE_VLAN);
2492                         dst += 2;
2493                         *((uint16_t *)dst) = htons(mp->m_pkthdr.ether_vtag);
2494                         dst += 2;
2495
2496                         /* bytes left in src header */
2497                         hdr_len -= ((ETHER_ADDR_LEN * 2) +
2498                                         ETHER_VLAN_ENCAP_LEN);
2499
2500                         /* bytes left in TxCmd Entry */
2501                         bytes -= ((ETHER_ADDR_LEN * 2) + ETHER_VLAN_ENCAP_LEN);
2502
2503
2504                         bcopy(src, dst, bytes);
2505                         src += bytes;
2506                         hdr_len -= bytes;
2507                 } else {
2508                         bcopy(src, dst, bytes);
2509                         src += bytes;
2510                         hdr_len -= bytes;
2511                 }
2512
2513                 txr_next = hw->tx_cntxt[txr_idx].txr_next =
2514                                 (hw->tx_cntxt[txr_idx].txr_next + 1) &
2515                                         (NUM_TX_DESCRIPTORS - 1);
2516                 tx_cmd_count++;
2517
2518                 while (hdr_len) {
2519                         tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[txr_next];
2520                         bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2521
2522                         bytes = QL_MIN((sizeof(q80_tx_cmd_t)), hdr_len);
2523
2524                         bcopy(src, tx_cmd, bytes);
2525                         src += bytes;
2526                         hdr_len -= bytes;
2527
2528                         txr_next = hw->tx_cntxt[txr_idx].txr_next =
2529                                 (hw->tx_cntxt[txr_idx].txr_next + 1) &
2530                                         (NUM_TX_DESCRIPTORS - 1);
2531                         tx_cmd_count++;
2532                 }
2533         }
2534
2535         hw->tx_cntxt[txr_idx].txr_free =
2536                 hw->tx_cntxt[txr_idx].txr_free - tx_cmd_count;
2537
2538         QL_UPDATE_TX_PRODUCER_INDEX(ha, hw->tx_cntxt[txr_idx].txr_next,\
2539                 txr_idx);
2540         QL_DPRINT8(ha, (dev, "%s: return\n", __func__));
2541
2542         return (0);
2543 }
2544
2545
2546
2547 #define Q8_CONFIG_IND_TBL_SIZE  32 /* < Q8_RSS_IND_TBL_SIZE and power of 2 */
2548 static int
2549 qla_config_rss_ind_table(qla_host_t *ha)
2550 {
2551         uint32_t i, count;
2552         uint8_t rss_ind_tbl[Q8_CONFIG_IND_TBL_SIZE];
2553
2554
2555         for (i = 0; i < Q8_CONFIG_IND_TBL_SIZE; i++) {
2556                 rss_ind_tbl[i] = i % ha->hw.num_sds_rings;
2557         }
2558
2559         for (i = 0; i <= Q8_RSS_IND_TBL_MAX_IDX ;
2560                 i = i + Q8_CONFIG_IND_TBL_SIZE) {
2561
2562                 if ((i + Q8_CONFIG_IND_TBL_SIZE) > Q8_RSS_IND_TBL_MAX_IDX) {
2563                         count = Q8_RSS_IND_TBL_MAX_IDX - i + 1;
2564                 } else {
2565                         count = Q8_CONFIG_IND_TBL_SIZE;
2566                 }
2567
2568                 if (qla_set_rss_ind_table(ha, i, count, ha->hw.rcv_cntxt_id,
2569                         rss_ind_tbl))
2570                         return (-1);
2571         }
2572
2573         return (0);
2574 }
2575
2576 static int
2577 qla_config_soft_lro(qla_host_t *ha)
2578 {
2579         int i;
2580         qla_hw_t *hw = &ha->hw;
2581         struct lro_ctrl *lro;
2582
2583         for (i = 0; i < hw->num_sds_rings; i++) {
2584                 lro = &hw->sds[i].lro;
2585
2586                 bzero(lro, sizeof(struct lro_ctrl));
2587
2588 #if (__FreeBSD_version >= 1100101)
2589                 if (tcp_lro_init_args(lro, ha->ifp, 0, NUM_RX_DESCRIPTORS)) {
2590                         device_printf(ha->pci_dev,
2591                                 "%s: tcp_lro_init_args [%d] failed\n",
2592                                 __func__, i);
2593                         return (-1);
2594                 }
2595 #else
2596                 if (tcp_lro_init(lro)) {
2597                         device_printf(ha->pci_dev,
2598                                 "%s: tcp_lro_init [%d] failed\n",
2599                                 __func__, i);
2600                         return (-1);
2601                 }
2602 #endif /* #if (__FreeBSD_version >= 1100101) */
2603
2604                 lro->ifp = ha->ifp;
2605         }
2606
2607         QL_DPRINT2(ha, (ha->pci_dev, "%s: LRO initialized\n", __func__));
2608         return (0);
2609 }
2610
2611 static void
2612 qla_drain_soft_lro(qla_host_t *ha)
2613 {
2614         int i;
2615         qla_hw_t *hw = &ha->hw;
2616         struct lro_ctrl *lro;
2617
2618         for (i = 0; i < hw->num_sds_rings; i++) {
2619                 lro = &hw->sds[i].lro;
2620
2621 #if (__FreeBSD_version >= 1100101)
2622                 tcp_lro_flush_all(lro);
2623 #else
2624                 struct lro_entry *queued;
2625
2626                 while ((!SLIST_EMPTY(&lro->lro_active))) {
2627                         queued = SLIST_FIRST(&lro->lro_active);
2628                         SLIST_REMOVE_HEAD(&lro->lro_active, next);
2629                         tcp_lro_flush(lro, queued);
2630                 }
2631 #endif /* #if (__FreeBSD_version >= 1100101) */
2632         }
2633
2634         return;
2635 }
2636
2637 static void
2638 qla_free_soft_lro(qla_host_t *ha)
2639 {
2640         int i;
2641         qla_hw_t *hw = &ha->hw;
2642         struct lro_ctrl *lro;
2643
2644         for (i = 0; i < hw->num_sds_rings; i++) {
2645                 lro = &hw->sds[i].lro;
2646                 tcp_lro_free(lro);
2647         }
2648
2649         return;
2650 }
2651
2652
2653 /*
2654  * Name: ql_del_hw_if
2655  * Function: Destroys the hardware specific entities corresponding to an
2656  *      Ethernet Interface
2657  */
2658 void
2659 ql_del_hw_if(qla_host_t *ha)
2660 {
2661         uint32_t i;
2662         uint32_t num_msix;
2663
2664         (void)qla_stop_nic_func(ha);
2665
2666         qla_del_rcv_cntxt(ha);
2667
2668         qla_del_xmt_cntxt(ha);
2669
2670         if (ha->hw.flags.init_intr_cnxt) {
2671                 for (i = 0; i < ha->hw.num_sds_rings; ) {
2672
2673                         if ((i + Q8_MAX_INTR_VECTORS) < ha->hw.num_sds_rings)
2674                                 num_msix = Q8_MAX_INTR_VECTORS;
2675                         else
2676                                 num_msix = ha->hw.num_sds_rings - i;
2677                         qla_config_intr_cntxt(ha, i, num_msix, 0);
2678
2679                         i += num_msix;
2680                 }
2681
2682                 ha->hw.flags.init_intr_cnxt = 0;
2683         }
2684
2685         if (ha->hw.enable_soft_lro) {
2686                 qla_drain_soft_lro(ha);
2687                 qla_free_soft_lro(ha);
2688         }
2689
2690         return;
2691 }
2692
2693 void
2694 qla_confirm_9kb_enable(qla_host_t *ha)
2695 {
2696         uint32_t supports_9kb = 0;
2697
2698         ha->hw.mbx_intr_mask_offset = READ_REG32(ha, Q8_MBOX_INT_MASK_MSIX);
2699
2700         /* Use MSI-X vector 0; Enable Firmware Mailbox Interrupt */
2701         WRITE_REG32(ha, Q8_MBOX_INT_ENABLE, BIT_2);
2702         WRITE_REG32(ha, ha->hw.mbx_intr_mask_offset, 0x0);
2703
2704         qla_get_nic_partition(ha, &supports_9kb, NULL);
2705
2706         if (!supports_9kb)
2707                 ha->hw.enable_9kb = 0;
2708
2709         return;
2710 }
2711
2712 /*
2713  * Name: ql_init_hw_if
2714  * Function: Creates the hardware specific entities corresponding to an
2715  *      Ethernet Interface - Transmit and Receive Contexts. Sets the MAC Address
2716  *      corresponding to the interface. Enables LRO if allowed.
2717  */
2718 int
2719 ql_init_hw_if(qla_host_t *ha)
2720 {
2721         device_t        dev;
2722         uint32_t        i;
2723         uint8_t         bcast_mac[6];
2724         qla_rdesc_t     *rdesc;
2725         uint32_t        num_msix;
2726
2727         dev = ha->pci_dev;
2728
2729         for (i = 0; i < ha->hw.num_sds_rings; i++) {
2730                 bzero(ha->hw.dma_buf.sds_ring[i].dma_b,
2731                         ha->hw.dma_buf.sds_ring[i].size);
2732         }
2733
2734         for (i = 0; i < ha->hw.num_sds_rings; ) {
2735
2736                 if ((i + Q8_MAX_INTR_VECTORS) < ha->hw.num_sds_rings)
2737                         num_msix = Q8_MAX_INTR_VECTORS;
2738                 else
2739                         num_msix = ha->hw.num_sds_rings - i;
2740
2741                 if (qla_config_intr_cntxt(ha, i, num_msix, 1)) {
2742
2743                         if (i > 0) {
2744
2745                                 num_msix = i;
2746
2747                                 for (i = 0; i < num_msix; ) {
2748                                         qla_config_intr_cntxt(ha, i,
2749                                                 Q8_MAX_INTR_VECTORS, 0);
2750                                         i += Q8_MAX_INTR_VECTORS;
2751                                 }
2752                         }
2753                         return (-1);
2754                 }
2755
2756                 i = i + num_msix;
2757         }
2758
2759         ha->hw.flags.init_intr_cnxt = 1;
2760
2761         /*
2762          * Create Receive Context
2763          */
2764         if (qla_init_rcv_cntxt(ha)) {
2765                 return (-1);
2766         }
2767
2768         for (i = 0; i < ha->hw.num_rds_rings; i++) {
2769                 rdesc = &ha->hw.rds[i];
2770                 rdesc->rx_next = NUM_RX_DESCRIPTORS - 2;
2771                 rdesc->rx_in = 0;
2772                 /* Update the RDS Producer Indices */
2773                 QL_UPDATE_RDS_PRODUCER_INDEX(ha, rdesc->prod_std,\
2774                         rdesc->rx_next);
2775         }
2776
2777         /*
2778          * Create Transmit Context
2779          */
2780         if (qla_init_xmt_cntxt(ha)) {
2781                 qla_del_rcv_cntxt(ha);
2782                 return (-1);
2783         }
2784         ha->hw.max_tx_segs = 0;
2785
2786         if (qla_config_mac_addr(ha, ha->hw.mac_addr, 1, 1))
2787                 return(-1);
2788
2789         ha->hw.flags.unicast_mac = 1;
2790
2791         bcast_mac[0] = 0xFF; bcast_mac[1] = 0xFF; bcast_mac[2] = 0xFF;
2792         bcast_mac[3] = 0xFF; bcast_mac[4] = 0xFF; bcast_mac[5] = 0xFF;
2793
2794         if (qla_config_mac_addr(ha, bcast_mac, 1, 1))
2795                 return (-1);
2796
2797         ha->hw.flags.bcast_mac = 1;
2798
2799         /*
2800          * program any cached multicast addresses
2801          */
2802         if (qla_hw_add_all_mcast(ha))
2803                 return (-1);
2804
2805         if (ql_set_max_mtu(ha, ha->max_frame_size, ha->hw.rcv_cntxt_id))
2806                 return (-1);
2807
2808         if (qla_config_rss(ha, ha->hw.rcv_cntxt_id))
2809                 return (-1);
2810
2811         if (qla_config_rss_ind_table(ha))
2812                 return (-1);
2813
2814         if (qla_config_intr_coalesce(ha, ha->hw.rcv_cntxt_id, 0, 1))
2815                 return (-1);
2816
2817         if (qla_link_event_req(ha, ha->hw.rcv_cntxt_id))
2818                 return (-1);
2819
2820         if (ha->ifp->if_capenable & IFCAP_LRO) {
2821                 if (ha->hw.enable_hw_lro) {
2822                         ha->hw.enable_soft_lro = 0;
2823
2824                         if (qla_config_fw_lro(ha, ha->hw.rcv_cntxt_id))
2825                                 return (-1);
2826                 } else {
2827                         ha->hw.enable_soft_lro = 1;
2828
2829                         if (qla_config_soft_lro(ha))
2830                                 return (-1);
2831                 }
2832         }
2833
2834         if (qla_init_nic_func(ha))
2835                 return (-1);
2836
2837         if (qla_query_fw_dcbx_caps(ha))
2838                 return (-1);
2839
2840         for (i = 0; i < ha->hw.num_sds_rings; i++)
2841                 QL_ENABLE_INTERRUPTS(ha, i);
2842
2843         return (0);
2844 }
2845
2846 static int
2847 qla_map_sds_to_rds(qla_host_t *ha, uint32_t start_idx, uint32_t num_idx)
2848 {
2849         device_t                dev = ha->pci_dev;
2850         q80_rq_map_sds_to_rds_t *map_rings;
2851         q80_rsp_map_sds_to_rds_t *map_rings_rsp;
2852         uint32_t                i, err;
2853         qla_hw_t                *hw = &ha->hw;
2854
2855         map_rings = (q80_rq_map_sds_to_rds_t *)ha->hw.mbox;
2856         bzero(map_rings, sizeof(q80_rq_map_sds_to_rds_t));
2857
2858         map_rings->opcode = Q8_MBX_MAP_SDS_TO_RDS;
2859         map_rings->count_version = (sizeof (q80_rq_map_sds_to_rds_t) >> 2);
2860         map_rings->count_version |= Q8_MBX_CMD_VERSION;
2861
2862         map_rings->cntxt_id = hw->rcv_cntxt_id;
2863         map_rings->num_rings = num_idx;
2864
2865         for (i = 0; i < num_idx; i++) {
2866                 map_rings->sds_rds[i].sds_ring = i + start_idx;
2867                 map_rings->sds_rds[i].rds_ring = i + start_idx;
2868         }
2869
2870         if (qla_mbx_cmd(ha, (uint32_t *)map_rings,
2871                 (sizeof (q80_rq_map_sds_to_rds_t) >> 2),
2872                 ha->hw.mbox, (sizeof(q80_rsp_add_rcv_rings_t) >> 2), 0)) {
2873                 device_printf(dev, "%s: failed0\n", __func__);
2874                 return (-1);
2875         }
2876
2877         map_rings_rsp = (q80_rsp_map_sds_to_rds_t *)ha->hw.mbox;
2878
2879         err = Q8_MBX_RSP_STATUS(map_rings_rsp->regcnt_status);
2880
2881         if (err) {
2882                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
2883                 return (-1);
2884         }
2885
2886         return (0);
2887 }
2888
2889 /*
2890  * Name: qla_init_rcv_cntxt
2891  * Function: Creates the Receive Context.
2892  */
2893 static int
2894 qla_init_rcv_cntxt(qla_host_t *ha)
2895 {
2896         q80_rq_rcv_cntxt_t      *rcntxt;
2897         q80_rsp_rcv_cntxt_t     *rcntxt_rsp;
2898         q80_stat_desc_t         *sdesc;
2899         int                     i, j;
2900         qla_hw_t                *hw = &ha->hw;
2901         device_t                dev;
2902         uint32_t                err;
2903         uint32_t                rcntxt_sds_rings;
2904         uint32_t                rcntxt_rds_rings;
2905         uint32_t                max_idx;
2906
2907         dev = ha->pci_dev;
2908
2909         /*
2910          * Create Receive Context
2911          */
2912
2913         for (i = 0; i < hw->num_sds_rings; i++) {
2914                 sdesc = (q80_stat_desc_t *)&hw->sds[i].sds_ring_base[0];
2915
2916                 for (j = 0; j < NUM_STATUS_DESCRIPTORS; j++) {
2917                         sdesc->data[0] = 1ULL;
2918                         sdesc->data[1] = 1ULL;
2919                 }
2920         }
2921
2922         rcntxt_sds_rings = hw->num_sds_rings;
2923         if (hw->num_sds_rings > MAX_RCNTXT_SDS_RINGS)
2924                 rcntxt_sds_rings = MAX_RCNTXT_SDS_RINGS;
2925
2926         rcntxt_rds_rings = hw->num_rds_rings;
2927
2928         if (hw->num_rds_rings > MAX_RDS_RING_SETS)
2929                 rcntxt_rds_rings = MAX_RDS_RING_SETS;
2930
2931         rcntxt = (q80_rq_rcv_cntxt_t *)ha->hw.mbox;
2932         bzero(rcntxt, (sizeof (q80_rq_rcv_cntxt_t)));
2933
2934         rcntxt->opcode = Q8_MBX_CREATE_RX_CNTXT;
2935         rcntxt->count_version = (sizeof (q80_rq_rcv_cntxt_t) >> 2);
2936         rcntxt->count_version |= Q8_MBX_CMD_VERSION;
2937
2938         rcntxt->cap0 = Q8_RCV_CNTXT_CAP0_BASEFW |
2939                         Q8_RCV_CNTXT_CAP0_LRO |
2940                         Q8_RCV_CNTXT_CAP0_HW_LRO |
2941                         Q8_RCV_CNTXT_CAP0_RSS |
2942                         Q8_RCV_CNTXT_CAP0_SGL_LRO;
2943
2944         if (ha->hw.enable_9kb)
2945                 rcntxt->cap0 |= Q8_RCV_CNTXT_CAP0_SINGLE_JUMBO;
2946         else
2947                 rcntxt->cap0 |= Q8_RCV_CNTXT_CAP0_SGL_JUMBO;
2948
2949         if (ha->hw.num_rds_rings > 1) {
2950                 rcntxt->nrds_sets_rings = rcntxt_rds_rings | (1 << 5);
2951                 rcntxt->cap0 |= Q8_RCV_CNTXT_CAP0_MULTI_RDS;
2952         } else
2953                 rcntxt->nrds_sets_rings = 0x1 | (1 << 5);
2954
2955         rcntxt->nsds_rings = rcntxt_sds_rings;
2956
2957         rcntxt->rds_producer_mode = Q8_RCV_CNTXT_RDS_PROD_MODE_UNIQUE;
2958
2959         rcntxt->rcv_vpid = 0;
2960
2961         for (i = 0; i <  rcntxt_sds_rings; i++) {
2962                 rcntxt->sds[i].paddr =
2963                         qla_host_to_le64(hw->dma_buf.sds_ring[i].dma_addr);
2964                 rcntxt->sds[i].size =
2965                         qla_host_to_le32(NUM_STATUS_DESCRIPTORS);
2966                 rcntxt->sds[i].intr_id = qla_host_to_le16(hw->intr_id[i]);
2967                 rcntxt->sds[i].intr_src_bit = qla_host_to_le16(0);
2968         }
2969
2970         for (i = 0; i <  rcntxt_rds_rings; i++) {
2971                 rcntxt->rds[i].paddr_std =
2972                         qla_host_to_le64(hw->dma_buf.rds_ring[i].dma_addr);
2973
2974                 if (ha->hw.enable_9kb)
2975                         rcntxt->rds[i].std_bsize =
2976                                 qla_host_to_le64(MJUM9BYTES);
2977                 else
2978                         rcntxt->rds[i].std_bsize = qla_host_to_le64(MCLBYTES);
2979
2980                 rcntxt->rds[i].std_nentries =
2981                         qla_host_to_le32(NUM_RX_DESCRIPTORS);
2982         }
2983
2984         if (qla_mbx_cmd(ha, (uint32_t *)rcntxt,
2985                 (sizeof (q80_rq_rcv_cntxt_t) >> 2),
2986                 ha->hw.mbox, (sizeof(q80_rsp_rcv_cntxt_t) >> 2), 0)) {
2987                 device_printf(dev, "%s: failed0\n", __func__);
2988                 return (-1);
2989         }
2990
2991         rcntxt_rsp = (q80_rsp_rcv_cntxt_t *)ha->hw.mbox;
2992
2993         err = Q8_MBX_RSP_STATUS(rcntxt_rsp->regcnt_status);
2994
2995         if (err) {
2996                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
2997                 return (-1);
2998         }
2999
3000         for (i = 0; i <  rcntxt_sds_rings; i++) {
3001                 hw->sds[i].sds_consumer = rcntxt_rsp->sds_cons[i];
3002         }
3003
3004         for (i = 0; i <  rcntxt_rds_rings; i++) {
3005                 hw->rds[i].prod_std = rcntxt_rsp->rds[i].prod_std;
3006         }
3007
3008         hw->rcv_cntxt_id = rcntxt_rsp->cntxt_id;
3009
3010         ha->hw.flags.init_rx_cnxt = 1;
3011
3012         if (hw->num_sds_rings > MAX_RCNTXT_SDS_RINGS) {
3013
3014                 for (i = MAX_RCNTXT_SDS_RINGS; i < hw->num_sds_rings;) {
3015
3016                         if ((i + MAX_RCNTXT_SDS_RINGS) < hw->num_sds_rings)
3017                                 max_idx = MAX_RCNTXT_SDS_RINGS;
3018                         else
3019                                 max_idx = hw->num_sds_rings - i;
3020
3021                         err = qla_add_rcv_rings(ha, i, max_idx);
3022                         if (err)
3023                                 return -1;
3024
3025                         i += max_idx;
3026                 }
3027         }
3028
3029         if (hw->num_rds_rings > 1) {
3030
3031                 for (i = 0; i < hw->num_rds_rings; ) {
3032
3033                         if ((i + MAX_SDS_TO_RDS_MAP) < hw->num_rds_rings)
3034                                 max_idx = MAX_SDS_TO_RDS_MAP;
3035                         else
3036                                 max_idx = hw->num_rds_rings - i;
3037
3038                         err = qla_map_sds_to_rds(ha, i, max_idx);
3039                         if (err)
3040                                 return -1;
3041
3042                         i += max_idx;
3043                 }
3044         }
3045
3046         return (0);
3047 }
3048
3049 static int
3050 qla_add_rcv_rings(qla_host_t *ha, uint32_t sds_idx, uint32_t nsds)
3051 {
3052         device_t                dev = ha->pci_dev;
3053         q80_rq_add_rcv_rings_t  *add_rcv;
3054         q80_rsp_add_rcv_rings_t *add_rcv_rsp;
3055         uint32_t                i,j, err;
3056         qla_hw_t                *hw = &ha->hw;
3057
3058         add_rcv = (q80_rq_add_rcv_rings_t *)ha->hw.mbox;
3059         bzero(add_rcv, sizeof (q80_rq_add_rcv_rings_t));
3060
3061         add_rcv->opcode = Q8_MBX_ADD_RX_RINGS;
3062         add_rcv->count_version = (sizeof (q80_rq_add_rcv_rings_t) >> 2);
3063         add_rcv->count_version |= Q8_MBX_CMD_VERSION;
3064
3065         add_rcv->nrds_sets_rings = nsds | (1 << 5);
3066         add_rcv->nsds_rings = nsds;
3067         add_rcv->cntxt_id = hw->rcv_cntxt_id;
3068
3069         for (i = 0; i <  nsds; i++) {
3070
3071                 j = i + sds_idx;
3072
3073                 add_rcv->sds[i].paddr =
3074                         qla_host_to_le64(hw->dma_buf.sds_ring[j].dma_addr);
3075
3076                 add_rcv->sds[i].size =
3077                         qla_host_to_le32(NUM_STATUS_DESCRIPTORS);
3078
3079                 add_rcv->sds[i].intr_id = qla_host_to_le16(hw->intr_id[j]);
3080                 add_rcv->sds[i].intr_src_bit = qla_host_to_le16(0);
3081
3082         }
3083
3084         for (i = 0; (i <  nsds); i++) {
3085                 j = i + sds_idx;
3086
3087                 add_rcv->rds[i].paddr_std =
3088                         qla_host_to_le64(hw->dma_buf.rds_ring[j].dma_addr);
3089
3090                 if (ha->hw.enable_9kb)
3091                         add_rcv->rds[i].std_bsize =
3092                                 qla_host_to_le64(MJUM9BYTES);
3093                 else
3094                         add_rcv->rds[i].std_bsize = qla_host_to_le64(MCLBYTES);
3095
3096                 add_rcv->rds[i].std_nentries =
3097                         qla_host_to_le32(NUM_RX_DESCRIPTORS);
3098         }
3099
3100
3101         if (qla_mbx_cmd(ha, (uint32_t *)add_rcv,
3102                 (sizeof (q80_rq_add_rcv_rings_t) >> 2),
3103                 ha->hw.mbox, (sizeof(q80_rsp_add_rcv_rings_t) >> 2), 0)) {
3104                 device_printf(dev, "%s: failed0\n", __func__);
3105                 return (-1);
3106         }
3107
3108         add_rcv_rsp = (q80_rsp_add_rcv_rings_t *)ha->hw.mbox;
3109
3110         err = Q8_MBX_RSP_STATUS(add_rcv_rsp->regcnt_status);
3111
3112         if (err) {
3113                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3114                 return (-1);
3115         }
3116
3117         for (i = 0; i < nsds; i++) {
3118                 hw->sds[(i + sds_idx)].sds_consumer = add_rcv_rsp->sds_cons[i];
3119         }
3120
3121         for (i = 0; i < nsds; i++) {
3122                 hw->rds[(i + sds_idx)].prod_std = add_rcv_rsp->rds[i].prod_std;
3123         }
3124
3125         return (0);
3126 }
3127
3128 /*
3129  * Name: qla_del_rcv_cntxt
3130  * Function: Destroys the Receive Context.
3131  */
3132 static void
3133 qla_del_rcv_cntxt(qla_host_t *ha)
3134 {
3135         device_t                        dev = ha->pci_dev;
3136         q80_rcv_cntxt_destroy_t         *rcntxt;
3137         q80_rcv_cntxt_destroy_rsp_t     *rcntxt_rsp;
3138         uint32_t                        err;
3139         uint8_t                         bcast_mac[6];
3140
3141         if (!ha->hw.flags.init_rx_cnxt)
3142                 return;
3143
3144         if (qla_hw_del_all_mcast(ha))
3145                 return;
3146
3147         if (ha->hw.flags.bcast_mac) {
3148
3149                 bcast_mac[0] = 0xFF; bcast_mac[1] = 0xFF; bcast_mac[2] = 0xFF;
3150                 bcast_mac[3] = 0xFF; bcast_mac[4] = 0xFF; bcast_mac[5] = 0xFF;
3151
3152                 if (qla_config_mac_addr(ha, bcast_mac, 0, 1))
3153                         return;
3154                 ha->hw.flags.bcast_mac = 0;
3155
3156         }
3157
3158         if (ha->hw.flags.unicast_mac) {
3159                 if (qla_config_mac_addr(ha, ha->hw.mac_addr, 0, 1))
3160                         return;
3161                 ha->hw.flags.unicast_mac = 0;
3162         }
3163
3164         rcntxt = (q80_rcv_cntxt_destroy_t *)ha->hw.mbox;
3165         bzero(rcntxt, (sizeof (q80_rcv_cntxt_destroy_t)));
3166
3167         rcntxt->opcode = Q8_MBX_DESTROY_RX_CNTXT;
3168         rcntxt->count_version = (sizeof (q80_rcv_cntxt_destroy_t) >> 2);
3169         rcntxt->count_version |= Q8_MBX_CMD_VERSION;
3170
3171         rcntxt->cntxt_id = ha->hw.rcv_cntxt_id;
3172
3173         if (qla_mbx_cmd(ha, (uint32_t *)rcntxt,
3174                 (sizeof (q80_rcv_cntxt_destroy_t) >> 2),
3175                 ha->hw.mbox, (sizeof(q80_rcv_cntxt_destroy_rsp_t) >> 2), 0)) {
3176                 device_printf(dev, "%s: failed0\n", __func__);
3177                 return;
3178         }
3179         rcntxt_rsp = (q80_rcv_cntxt_destroy_rsp_t *)ha->hw.mbox;
3180
3181         err = Q8_MBX_RSP_STATUS(rcntxt_rsp->regcnt_status);
3182
3183         if (err) {
3184                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3185         }
3186
3187         ha->hw.flags.init_rx_cnxt = 0;
3188         return;
3189 }
3190
3191 /*
3192  * Name: qla_init_xmt_cntxt
3193  * Function: Creates the Transmit Context.
3194  */
3195 static int
3196 qla_init_xmt_cntxt_i(qla_host_t *ha, uint32_t txr_idx)
3197 {
3198         device_t                dev;
3199         qla_hw_t                *hw = &ha->hw;
3200         q80_rq_tx_cntxt_t       *tcntxt;
3201         q80_rsp_tx_cntxt_t      *tcntxt_rsp;
3202         uint32_t                err;
3203         qla_hw_tx_cntxt_t       *hw_tx_cntxt;
3204         uint32_t                intr_idx;
3205
3206         hw_tx_cntxt = &hw->tx_cntxt[txr_idx];
3207
3208         dev = ha->pci_dev;
3209
3210         /*
3211          * Create Transmit Context
3212          */
3213         tcntxt = (q80_rq_tx_cntxt_t *)ha->hw.mbox;
3214         bzero(tcntxt, (sizeof (q80_rq_tx_cntxt_t)));
3215
3216         tcntxt->opcode = Q8_MBX_CREATE_TX_CNTXT;
3217         tcntxt->count_version = (sizeof (q80_rq_tx_cntxt_t) >> 2);
3218         tcntxt->count_version |= Q8_MBX_CMD_VERSION;
3219
3220         intr_idx = txr_idx;
3221
3222 #ifdef QL_ENABLE_ISCSI_TLV
3223
3224         tcntxt->cap0 = Q8_TX_CNTXT_CAP0_BASEFW | Q8_TX_CNTXT_CAP0_LSO |
3225                                 Q8_TX_CNTXT_CAP0_TC;
3226
3227         if (txr_idx >= (ha->hw.num_tx_rings >> 1)) {
3228                 tcntxt->traffic_class = 1;
3229         }
3230
3231         intr_idx = txr_idx % (ha->hw.num_tx_rings >> 1);
3232
3233 #else
3234         tcntxt->cap0 = Q8_TX_CNTXT_CAP0_BASEFW | Q8_TX_CNTXT_CAP0_LSO;
3235
3236 #endif /* #ifdef QL_ENABLE_ISCSI_TLV */
3237
3238         tcntxt->ntx_rings = 1;
3239
3240         tcntxt->tx_ring[0].paddr =
3241                 qla_host_to_le64(hw_tx_cntxt->tx_ring_paddr);
3242         tcntxt->tx_ring[0].tx_consumer =
3243                 qla_host_to_le64(hw_tx_cntxt->tx_cons_paddr);
3244         tcntxt->tx_ring[0].nentries = qla_host_to_le16(NUM_TX_DESCRIPTORS);
3245
3246         tcntxt->tx_ring[0].intr_id = qla_host_to_le16(hw->intr_id[intr_idx]);
3247         tcntxt->tx_ring[0].intr_src_bit = qla_host_to_le16(0);
3248
3249         hw_tx_cntxt->txr_free = NUM_TX_DESCRIPTORS;
3250         hw_tx_cntxt->txr_next = hw_tx_cntxt->txr_comp = 0;
3251         *hw_tx_cntxt->tx_cons = 0;
3252
3253         if (qla_mbx_cmd(ha, (uint32_t *)tcntxt,
3254                 (sizeof (q80_rq_tx_cntxt_t) >> 2),
3255                 ha->hw.mbox,
3256                 (sizeof(q80_rsp_tx_cntxt_t) >> 2), 0)) {
3257                 device_printf(dev, "%s: failed0\n", __func__);
3258                 return (-1);
3259         }
3260         tcntxt_rsp = (q80_rsp_tx_cntxt_t *)ha->hw.mbox;
3261
3262         err = Q8_MBX_RSP_STATUS(tcntxt_rsp->regcnt_status);
3263
3264         if (err) {
3265                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3266                 return -1;
3267         }
3268
3269         hw_tx_cntxt->tx_prod_reg = tcntxt_rsp->tx_ring[0].prod_index;
3270         hw_tx_cntxt->tx_cntxt_id = tcntxt_rsp->tx_ring[0].cntxt_id;
3271
3272         if (qla_config_intr_coalesce(ha, hw_tx_cntxt->tx_cntxt_id, 0, 0))
3273                 return (-1);
3274
3275         return (0);
3276 }
3277
3278
3279 /*
3280  * Name: qla_del_xmt_cntxt
3281  * Function: Destroys the Transmit Context.
3282  */
3283 static int
3284 qla_del_xmt_cntxt_i(qla_host_t *ha, uint32_t txr_idx)
3285 {
3286         device_t                        dev = ha->pci_dev;
3287         q80_tx_cntxt_destroy_t          *tcntxt;
3288         q80_tx_cntxt_destroy_rsp_t      *tcntxt_rsp;
3289         uint32_t                        err;
3290
3291         tcntxt = (q80_tx_cntxt_destroy_t *)ha->hw.mbox;
3292         bzero(tcntxt, (sizeof (q80_tx_cntxt_destroy_t)));
3293
3294         tcntxt->opcode = Q8_MBX_DESTROY_TX_CNTXT;
3295         tcntxt->count_version = (sizeof (q80_tx_cntxt_destroy_t) >> 2);
3296         tcntxt->count_version |= Q8_MBX_CMD_VERSION;
3297
3298         tcntxt->cntxt_id = ha->hw.tx_cntxt[txr_idx].tx_cntxt_id;
3299
3300         if (qla_mbx_cmd(ha, (uint32_t *)tcntxt,
3301                 (sizeof (q80_tx_cntxt_destroy_t) >> 2),
3302                 ha->hw.mbox, (sizeof (q80_tx_cntxt_destroy_rsp_t) >> 2), 0)) {
3303                 device_printf(dev, "%s: failed0\n", __func__);
3304                 return (-1);
3305         }
3306         tcntxt_rsp = (q80_tx_cntxt_destroy_rsp_t *)ha->hw.mbox;
3307
3308         err = Q8_MBX_RSP_STATUS(tcntxt_rsp->regcnt_status);
3309
3310         if (err) {
3311                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3312                 return (-1);
3313         }
3314
3315         return (0);
3316 }
3317 static void
3318 qla_del_xmt_cntxt(qla_host_t *ha)
3319 {
3320         uint32_t i;
3321
3322         if (!ha->hw.flags.init_tx_cnxt)
3323                 return;
3324
3325         for (i = 0; i < ha->hw.num_tx_rings; i++) {
3326                 if (qla_del_xmt_cntxt_i(ha, i))
3327                         break;
3328         }
3329         ha->hw.flags.init_tx_cnxt = 0;
3330 }
3331
3332 static int
3333 qla_init_xmt_cntxt(qla_host_t *ha)
3334 {
3335         uint32_t i, j;
3336
3337         for (i = 0; i < ha->hw.num_tx_rings; i++) {
3338                 if (qla_init_xmt_cntxt_i(ha, i) != 0) {
3339                         for (j = 0; j < i; j++)
3340                                 qla_del_xmt_cntxt_i(ha, j);
3341                         return (-1);
3342                 }
3343         }
3344         ha->hw.flags.init_tx_cnxt = 1;
3345         return (0);
3346 }
3347
3348 static int
3349 qla_hw_all_mcast(qla_host_t *ha, uint32_t add_mcast)
3350 {
3351         int i, nmcast;
3352         uint32_t count = 0;
3353         uint8_t *mcast;
3354
3355         nmcast = ha->hw.nmcast;
3356
3357         QL_DPRINT2(ha, (ha->pci_dev,
3358                 "%s:[0x%x] enter nmcast = %d \n", __func__, add_mcast, nmcast));
3359
3360         mcast = ha->hw.mac_addr_arr;
3361         memset(mcast, 0, (Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3362
3363         for (i = 0 ; ((i < Q8_MAX_NUM_MULTICAST_ADDRS) && nmcast); i++) {
3364                 if ((ha->hw.mcast[i].addr[0] != 0) ||
3365                         (ha->hw.mcast[i].addr[1] != 0) ||
3366                         (ha->hw.mcast[i].addr[2] != 0) ||
3367                         (ha->hw.mcast[i].addr[3] != 0) ||
3368                         (ha->hw.mcast[i].addr[4] != 0) ||
3369                         (ha->hw.mcast[i].addr[5] != 0)) {
3370
3371                         bcopy(ha->hw.mcast[i].addr, mcast, ETHER_ADDR_LEN);
3372                         mcast = mcast + ETHER_ADDR_LEN;
3373                         count++;
3374
3375                         if (count == Q8_MAX_MAC_ADDRS) {
3376                                 if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr,
3377                                         add_mcast, count)) {
3378                                         device_printf(ha->pci_dev,
3379                                                 "%s: failed\n", __func__);
3380                                         return (-1);
3381                                 }
3382
3383                                 count = 0;
3384                                 mcast = ha->hw.mac_addr_arr;
3385                                 memset(mcast, 0,
3386                                         (Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3387                         }
3388
3389                         nmcast--;
3390                 }
3391         }
3392
3393         if (count) {
3394                 if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr, add_mcast,
3395                         count)) {
3396                         device_printf(ha->pci_dev, "%s: failed\n", __func__);
3397                         return (-1);
3398                 }
3399         }
3400         QL_DPRINT2(ha, (ha->pci_dev,
3401                 "%s:[0x%x] exit nmcast = %d \n", __func__, add_mcast, nmcast));
3402
3403         return 0;
3404 }
3405
3406 static int
3407 qla_hw_add_all_mcast(qla_host_t *ha)
3408 {
3409         int ret;
3410
3411         ret = qla_hw_all_mcast(ha, 1);
3412
3413         return (ret);
3414 }
3415
3416 int
3417 qla_hw_del_all_mcast(qla_host_t *ha)
3418 {
3419         int ret;
3420
3421         ret = qla_hw_all_mcast(ha, 0);
3422
3423         bzero(ha->hw.mcast, (sizeof (qla_mcast_t) * Q8_MAX_NUM_MULTICAST_ADDRS));
3424         ha->hw.nmcast = 0;
3425
3426         return (ret);
3427 }
3428
3429 static int
3430 qla_hw_mac_addr_present(qla_host_t *ha, uint8_t *mta)
3431 {
3432         int i;
3433
3434         for (i = 0; i < Q8_MAX_NUM_MULTICAST_ADDRS; i++) {
3435                 if (QL_MAC_CMP(ha->hw.mcast[i].addr, mta) == 0)
3436                         return (0); /* its been already added */
3437         }
3438         return (-1);
3439 }
3440
3441 static int
3442 qla_hw_add_mcast(qla_host_t *ha, uint8_t *mta, uint32_t nmcast)
3443 {
3444         int i;
3445
3446         for (i = 0; i < Q8_MAX_NUM_MULTICAST_ADDRS; i++) {
3447
3448                 if ((ha->hw.mcast[i].addr[0] == 0) &&
3449                         (ha->hw.mcast[i].addr[1] == 0) &&
3450                         (ha->hw.mcast[i].addr[2] == 0) &&
3451                         (ha->hw.mcast[i].addr[3] == 0) &&
3452                         (ha->hw.mcast[i].addr[4] == 0) &&
3453                         (ha->hw.mcast[i].addr[5] == 0)) {
3454
3455                         bcopy(mta, ha->hw.mcast[i].addr, Q8_MAC_ADDR_LEN);
3456                         ha->hw.nmcast++;
3457
3458                         mta = mta + ETHER_ADDR_LEN;
3459                         nmcast--;
3460
3461                         if (nmcast == 0)
3462                                 break;
3463                 }
3464
3465         }
3466         return 0;
3467 }
3468
3469 static int
3470 qla_hw_del_mcast(qla_host_t *ha, uint8_t *mta, uint32_t nmcast)
3471 {
3472         int i;
3473
3474         for (i = 0; i < Q8_MAX_NUM_MULTICAST_ADDRS; i++) {
3475                 if (QL_MAC_CMP(ha->hw.mcast[i].addr, mta) == 0) {
3476
3477                         ha->hw.mcast[i].addr[0] = 0;
3478                         ha->hw.mcast[i].addr[1] = 0;
3479                         ha->hw.mcast[i].addr[2] = 0;
3480                         ha->hw.mcast[i].addr[3] = 0;
3481                         ha->hw.mcast[i].addr[4] = 0;
3482                         ha->hw.mcast[i].addr[5] = 0;
3483
3484                         ha->hw.nmcast--;
3485
3486                         mta = mta + ETHER_ADDR_LEN;
3487                         nmcast--;
3488
3489                         if (nmcast == 0)
3490                                 break;
3491                 }
3492         }
3493         return 0;
3494 }
3495
3496 /*
3497  * Name: ql_hw_set_multi
3498  * Function: Sets the Multicast Addresses provided by the host O.S into the
3499  *      hardware (for the given interface)
3500  */
3501 int
3502 ql_hw_set_multi(qla_host_t *ha, uint8_t *mcast_addr, uint32_t mcnt,
3503         uint32_t add_mac)
3504 {
3505         uint8_t *mta = mcast_addr;
3506         int i;
3507         int ret = 0;
3508         uint32_t count = 0;
3509         uint8_t *mcast;
3510
3511         mcast = ha->hw.mac_addr_arr;
3512         memset(mcast, 0, (Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3513
3514         for (i = 0; i < mcnt; i++) {
3515                 if (mta[0] || mta[1] || mta[2] || mta[3] || mta[4] || mta[5]) {
3516                         if (add_mac) {
3517                                 if (qla_hw_mac_addr_present(ha, mta) != 0) {
3518                                         bcopy(mta, mcast, ETHER_ADDR_LEN);
3519                                         mcast = mcast + ETHER_ADDR_LEN;
3520                                         count++;
3521                                 }
3522                         } else {
3523                                 if (qla_hw_mac_addr_present(ha, mta) == 0) {
3524                                         bcopy(mta, mcast, ETHER_ADDR_LEN);
3525                                         mcast = mcast + ETHER_ADDR_LEN;
3526                                         count++;
3527                                 }
3528                         }
3529                 }
3530                 if (count == Q8_MAX_MAC_ADDRS) {
3531                         if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr,
3532                                 add_mac, count)) {
3533                                 device_printf(ha->pci_dev, "%s: failed\n",
3534                                         __func__);
3535                                 return (-1);
3536                         }
3537
3538                         if (add_mac) {
3539                                 qla_hw_add_mcast(ha, ha->hw.mac_addr_arr,
3540                                         count);
3541                         } else {
3542                                 qla_hw_del_mcast(ha, ha->hw.mac_addr_arr,
3543                                         count);
3544                         }
3545
3546                         count = 0;
3547                         mcast = ha->hw.mac_addr_arr;
3548                         memset(mcast, 0, (Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3549                 }
3550
3551                 mta += Q8_MAC_ADDR_LEN;
3552         }
3553
3554         if (count) {
3555                 if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr, add_mac,
3556                         count)) {
3557                         device_printf(ha->pci_dev, "%s: failed\n", __func__);
3558                         return (-1);
3559                 }
3560                 if (add_mac) {
3561                         qla_hw_add_mcast(ha, ha->hw.mac_addr_arr, count);
3562                 } else {
3563                         qla_hw_del_mcast(ha, ha->hw.mac_addr_arr, count);
3564                 }
3565         }
3566
3567         return (ret);
3568 }
3569
3570 /*
3571  * Name: ql_hw_tx_done_locked
3572  * Function: Handle Transmit Completions
3573  */
3574 void
3575 ql_hw_tx_done_locked(qla_host_t *ha, uint32_t txr_idx)
3576 {
3577         qla_tx_buf_t *txb;
3578         qla_hw_t *hw = &ha->hw;
3579         uint32_t comp_idx, comp_count = 0;
3580         qla_hw_tx_cntxt_t *hw_tx_cntxt;
3581
3582         hw_tx_cntxt = &hw->tx_cntxt[txr_idx];
3583
3584         /* retrieve index of last entry in tx ring completed */
3585         comp_idx = qla_le32_to_host(*(hw_tx_cntxt->tx_cons));
3586
3587         while (comp_idx != hw_tx_cntxt->txr_comp) {
3588
3589                 txb = &ha->tx_ring[txr_idx].tx_buf[hw_tx_cntxt->txr_comp];
3590
3591                 hw_tx_cntxt->txr_comp++;
3592                 if (hw_tx_cntxt->txr_comp == NUM_TX_DESCRIPTORS)
3593                         hw_tx_cntxt->txr_comp = 0;
3594
3595                 comp_count++;
3596
3597                 if (txb->m_head) {
3598                         ha->ifp->if_opackets++;
3599
3600                         bus_dmamap_sync(ha->tx_tag, txb->map,
3601                                 BUS_DMASYNC_POSTWRITE);
3602                         bus_dmamap_unload(ha->tx_tag, txb->map);
3603                         m_freem(txb->m_head);
3604
3605                         txb->m_head = NULL;
3606                 }
3607         }
3608
3609         hw_tx_cntxt->txr_free += comp_count;
3610         return;
3611 }
3612
3613 void
3614 ql_update_link_state(qla_host_t *ha)
3615 {
3616         uint32_t link_state;
3617         uint32_t prev_link_state;
3618
3619         if (!(ha->ifp->if_drv_flags & IFF_DRV_RUNNING)) {
3620                 ha->hw.link_up = 0;
3621                 return;
3622         }
3623         link_state = READ_REG32(ha, Q8_LINK_STATE);
3624
3625         prev_link_state =  ha->hw.link_up;
3626
3627         if (ha->pci_func == 0)
3628                 ha->hw.link_up = (((link_state & 0xF) == 1)? 1 : 0);
3629         else
3630                 ha->hw.link_up = ((((link_state >> 4)& 0xF) == 1)? 1 : 0);
3631
3632         if (prev_link_state !=  ha->hw.link_up) {
3633                 if (ha->hw.link_up) {
3634                         if_link_state_change(ha->ifp, LINK_STATE_UP);
3635                 } else {
3636                         if_link_state_change(ha->ifp, LINK_STATE_DOWN);
3637                 }
3638         }
3639         return;
3640 }
3641
3642 int
3643 ql_hw_check_health(qla_host_t *ha)
3644 {
3645         uint32_t val;
3646
3647         ha->hw.health_count++;
3648
3649         if (ha->hw.health_count < 500)
3650                 return 0;
3651
3652         ha->hw.health_count = 0;
3653
3654         val = READ_REG32(ha, Q8_ASIC_TEMPERATURE);
3655
3656         if (((val & 0xFFFF) == 2) || ((val & 0xFFFF) == 3) ||
3657                 (QL_ERR_INJECT(ha, INJCT_TEMPERATURE_FAILURE))) {
3658                 device_printf(ha->pci_dev, "%s: Temperature Alert [0x%08x]\n",
3659                         __func__, val);
3660                 return -1;
3661         }
3662
3663         val = READ_REG32(ha, Q8_FIRMWARE_HEARTBEAT);
3664
3665         if ((val != ha->hw.hbeat_value) &&
3666                 (!(QL_ERR_INJECT(ha, INJCT_HEARTBEAT_FAILURE)))) {
3667                 ha->hw.hbeat_value = val;
3668                 ha->hw.hbeat_failure = 0;
3669                 return 0;
3670         }
3671
3672         ha->hw.hbeat_failure++;
3673
3674
3675         if ((ha->dbg_level & 0x8000) && (ha->hw.hbeat_failure == 1))
3676                 device_printf(ha->pci_dev, "%s: Heartbeat Failue 1[0x%08x]\n",
3677                         __func__, val);
3678         if (ha->hw.hbeat_failure < 2) /* we ignore the first failure */
3679                 return 0;
3680         else
3681                 device_printf(ha->pci_dev, "%s: Heartbeat Failue [0x%08x]\n",
3682                         __func__, val);
3683
3684         return -1;
3685 }
3686
3687 static int
3688 qla_init_nic_func(qla_host_t *ha)
3689 {
3690         device_t                dev;
3691         q80_init_nic_func_t     *init_nic;
3692         q80_init_nic_func_rsp_t *init_nic_rsp;
3693         uint32_t                err;
3694
3695         dev = ha->pci_dev;
3696
3697         init_nic = (q80_init_nic_func_t *)ha->hw.mbox;
3698         bzero(init_nic, sizeof(q80_init_nic_func_t));
3699
3700         init_nic->opcode = Q8_MBX_INIT_NIC_FUNC;
3701         init_nic->count_version = (sizeof (q80_init_nic_func_t) >> 2);
3702         init_nic->count_version |= Q8_MBX_CMD_VERSION;
3703
3704         init_nic->options = Q8_INIT_NIC_REG_DCBX_CHNG_AEN;
3705         init_nic->options |= Q8_INIT_NIC_REG_SFP_CHNG_AEN;
3706         init_nic->options |= Q8_INIT_NIC_REG_IDC_AEN;
3707
3708 //qla_dump_buf8(ha, __func__, init_nic, sizeof (q80_init_nic_func_t));
3709         if (qla_mbx_cmd(ha, (uint32_t *)init_nic,
3710                 (sizeof (q80_init_nic_func_t) >> 2),
3711                 ha->hw.mbox, (sizeof (q80_init_nic_func_rsp_t) >> 2), 0)) {
3712                 device_printf(dev, "%s: failed\n", __func__);
3713                 return -1;
3714         }
3715
3716         init_nic_rsp = (q80_init_nic_func_rsp_t *)ha->hw.mbox;
3717 // qla_dump_buf8(ha, __func__, init_nic_rsp, sizeof (q80_init_nic_func_rsp_t));
3718
3719         err = Q8_MBX_RSP_STATUS(init_nic_rsp->regcnt_status);
3720
3721         if (err) {
3722                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
3723         }
3724
3725         return 0;
3726 }
3727
3728 static int
3729 qla_stop_nic_func(qla_host_t *ha)
3730 {
3731         device_t                dev;
3732         q80_stop_nic_func_t     *stop_nic;
3733         q80_stop_nic_func_rsp_t *stop_nic_rsp;
3734         uint32_t                err;
3735
3736         dev = ha->pci_dev;
3737
3738         stop_nic = (q80_stop_nic_func_t *)ha->hw.mbox;
3739         bzero(stop_nic, sizeof(q80_stop_nic_func_t));
3740
3741         stop_nic->opcode = Q8_MBX_STOP_NIC_FUNC;
3742         stop_nic->count_version = (sizeof (q80_stop_nic_func_t) >> 2);
3743         stop_nic->count_version |= Q8_MBX_CMD_VERSION;
3744
3745         stop_nic->options = Q8_STOP_NIC_DEREG_DCBX_CHNG_AEN;
3746         stop_nic->options |= Q8_STOP_NIC_DEREG_SFP_CHNG_AEN;
3747
3748 //qla_dump_buf8(ha, __func__, stop_nic, sizeof (q80_stop_nic_func_t));
3749         if (qla_mbx_cmd(ha, (uint32_t *)stop_nic,
3750                 (sizeof (q80_stop_nic_func_t) >> 2),
3751                 ha->hw.mbox, (sizeof (q80_stop_nic_func_rsp_t) >> 2), 0)) {
3752                 device_printf(dev, "%s: failed\n", __func__);
3753                 return -1;
3754         }
3755
3756         stop_nic_rsp = (q80_stop_nic_func_rsp_t *)ha->hw.mbox;
3757 //qla_dump_buf8(ha, __func__, stop_nic_rsp, sizeof (q80_stop_nic_func_rsp_ t));
3758
3759         err = Q8_MBX_RSP_STATUS(stop_nic_rsp->regcnt_status);
3760
3761         if (err) {
3762                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
3763         }
3764
3765         return 0;
3766 }
3767
3768 static int
3769 qla_query_fw_dcbx_caps(qla_host_t *ha)
3770 {
3771         device_t                        dev;
3772         q80_query_fw_dcbx_caps_t        *fw_dcbx;
3773         q80_query_fw_dcbx_caps_rsp_t    *fw_dcbx_rsp;
3774         uint32_t                        err;
3775
3776         dev = ha->pci_dev;
3777
3778         fw_dcbx = (q80_query_fw_dcbx_caps_t *)ha->hw.mbox;
3779         bzero(fw_dcbx, sizeof(q80_query_fw_dcbx_caps_t));
3780
3781         fw_dcbx->opcode = Q8_MBX_GET_FW_DCBX_CAPS;
3782         fw_dcbx->count_version = (sizeof (q80_query_fw_dcbx_caps_t) >> 2);
3783         fw_dcbx->count_version |= Q8_MBX_CMD_VERSION;
3784
3785         ql_dump_buf8(ha, __func__, fw_dcbx, sizeof (q80_query_fw_dcbx_caps_t));
3786         if (qla_mbx_cmd(ha, (uint32_t *)fw_dcbx,
3787                 (sizeof (q80_query_fw_dcbx_caps_t) >> 2),
3788                 ha->hw.mbox, (sizeof (q80_query_fw_dcbx_caps_rsp_t) >> 2), 0)) {
3789                 device_printf(dev, "%s: failed\n", __func__);
3790                 return -1;
3791         }
3792
3793         fw_dcbx_rsp = (q80_query_fw_dcbx_caps_rsp_t *)ha->hw.mbox;
3794         ql_dump_buf8(ha, __func__, fw_dcbx_rsp,
3795                 sizeof (q80_query_fw_dcbx_caps_rsp_t));
3796
3797         err = Q8_MBX_RSP_STATUS(fw_dcbx_rsp->regcnt_status);
3798
3799         if (err) {
3800                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
3801         }
3802
3803         return 0;
3804 }
3805
3806 static int
3807 qla_idc_ack(qla_host_t *ha, uint32_t aen_mb1, uint32_t aen_mb2,
3808         uint32_t aen_mb3, uint32_t aen_mb4)
3809 {
3810         device_t                dev;
3811         q80_idc_ack_t           *idc_ack;
3812         q80_idc_ack_rsp_t       *idc_ack_rsp;
3813         uint32_t                err;
3814         int                     count = 300;
3815
3816         dev = ha->pci_dev;
3817
3818         idc_ack = (q80_idc_ack_t *)ha->hw.mbox;
3819         bzero(idc_ack, sizeof(q80_idc_ack_t));
3820
3821         idc_ack->opcode = Q8_MBX_IDC_ACK;
3822         idc_ack->count_version = (sizeof (q80_idc_ack_t) >> 2);
3823         idc_ack->count_version |= Q8_MBX_CMD_VERSION;
3824
3825         idc_ack->aen_mb1 = aen_mb1;
3826         idc_ack->aen_mb2 = aen_mb2;
3827         idc_ack->aen_mb3 = aen_mb3;
3828         idc_ack->aen_mb4 = aen_mb4;
3829
3830         ha->hw.imd_compl= 0;
3831
3832         if (qla_mbx_cmd(ha, (uint32_t *)idc_ack,
3833                 (sizeof (q80_idc_ack_t) >> 2),
3834                 ha->hw.mbox, (sizeof (q80_idc_ack_rsp_t) >> 2), 0)) {
3835                 device_printf(dev, "%s: failed\n", __func__);
3836                 return -1;
3837         }
3838
3839         idc_ack_rsp = (q80_idc_ack_rsp_t *)ha->hw.mbox;
3840
3841         err = Q8_MBX_RSP_STATUS(idc_ack_rsp->regcnt_status);
3842
3843         if (err) {
3844                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
3845                 return(-1);
3846         }
3847
3848         while (count && !ha->hw.imd_compl) {
3849                 qla_mdelay(__func__, 100);
3850                 count--;
3851         }
3852
3853         if (!count)
3854                 return -1;
3855         else
3856                 device_printf(dev, "%s: count %d\n", __func__, count);
3857
3858         return (0);
3859 }
3860
3861 static int
3862 qla_set_port_config(qla_host_t *ha, uint32_t cfg_bits)
3863 {
3864         device_t                dev;
3865         q80_set_port_cfg_t      *pcfg;
3866         q80_set_port_cfg_rsp_t  *pfg_rsp;
3867         uint32_t                err;
3868         int                     count = 300;
3869
3870         dev = ha->pci_dev;
3871
3872         pcfg = (q80_set_port_cfg_t *)ha->hw.mbox;
3873         bzero(pcfg, sizeof(q80_set_port_cfg_t));
3874
3875         pcfg->opcode = Q8_MBX_SET_PORT_CONFIG;
3876         pcfg->count_version = (sizeof (q80_set_port_cfg_t) >> 2);
3877         pcfg->count_version |= Q8_MBX_CMD_VERSION;
3878
3879         pcfg->cfg_bits = cfg_bits;
3880
3881         device_printf(dev, "%s: cfg_bits"
3882                 " [STD_PAUSE_DIR, PAUSE_TYPE, DCBX]"
3883                 " [0x%x, 0x%x, 0x%x]\n", __func__,
3884                 ((cfg_bits & Q8_PORT_CFG_BITS_STDPAUSE_DIR_MASK)>>20),
3885                 ((cfg_bits & Q8_PORT_CFG_BITS_PAUSE_CFG_MASK) >> 5),
3886                 ((cfg_bits & Q8_PORT_CFG_BITS_DCBX_ENABLE) ? 1: 0));
3887
3888         ha->hw.imd_compl= 0;
3889
3890         if (qla_mbx_cmd(ha, (uint32_t *)pcfg,
3891                 (sizeof (q80_set_port_cfg_t) >> 2),
3892                 ha->hw.mbox, (sizeof (q80_set_port_cfg_rsp_t) >> 2), 0)) {
3893                 device_printf(dev, "%s: failed\n", __func__);
3894                 return -1;
3895         }
3896
3897         pfg_rsp = (q80_set_port_cfg_rsp_t *)ha->hw.mbox;
3898
3899         err = Q8_MBX_RSP_STATUS(pfg_rsp->regcnt_status);
3900
3901         if (err == Q8_MBX_RSP_IDC_INTRMD_RSP) {
3902                 while (count && !ha->hw.imd_compl) {
3903                         qla_mdelay(__func__, 100);
3904                         count--;
3905                 }
3906                 if (count) {
3907                         device_printf(dev, "%s: count %d\n", __func__, count);
3908
3909                         err = 0;
3910                 }
3911         }
3912
3913         if (err) {
3914                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
3915                 return(-1);
3916         }
3917
3918         return (0);
3919 }
3920
3921
3922 static int
3923 qla_get_minidump_tmplt_size(qla_host_t *ha, uint32_t *size)
3924 {
3925         uint32_t                        err;
3926         device_t                        dev = ha->pci_dev;
3927         q80_config_md_templ_size_t      *md_size;
3928         q80_config_md_templ_size_rsp_t  *md_size_rsp;
3929
3930 #ifndef QL_LDFLASH_FW
3931
3932         ql_minidump_template_hdr_t *hdr;
3933
3934         hdr = (ql_minidump_template_hdr_t *)ql83xx_minidump;
3935         *size = hdr->size_of_template;
3936         return (0);
3937
3938 #endif /* #ifdef QL_LDFLASH_FW */
3939
3940         md_size = (q80_config_md_templ_size_t *) ha->hw.mbox;
3941         bzero(md_size, sizeof(q80_config_md_templ_size_t));
3942
3943         md_size->opcode = Q8_MBX_GET_MINIDUMP_TMPLT_SIZE;
3944         md_size->count_version = (sizeof (q80_config_md_templ_size_t) >> 2);
3945         md_size->count_version |= Q8_MBX_CMD_VERSION;
3946
3947         if (qla_mbx_cmd(ha, (uint32_t *) md_size,
3948                 (sizeof(q80_config_md_templ_size_t) >> 2), ha->hw.mbox,
3949                 (sizeof(q80_config_md_templ_size_rsp_t) >> 2), 0)) {
3950
3951                 device_printf(dev, "%s: failed\n", __func__);
3952
3953                 return (-1);
3954         }
3955
3956         md_size_rsp = (q80_config_md_templ_size_rsp_t *) ha->hw.mbox;
3957
3958         err = Q8_MBX_RSP_STATUS(md_size_rsp->regcnt_status);
3959
3960         if (err) {
3961                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
3962                 return(-1);
3963         }
3964
3965         *size = md_size_rsp->templ_size;
3966
3967         return (0);
3968 }
3969
3970 static int
3971 qla_get_port_config(qla_host_t *ha, uint32_t *cfg_bits)
3972 {
3973         device_t                dev;
3974         q80_get_port_cfg_t      *pcfg;
3975         q80_get_port_cfg_rsp_t  *pcfg_rsp;
3976         uint32_t                err;
3977
3978         dev = ha->pci_dev;
3979
3980         pcfg = (q80_get_port_cfg_t *)ha->hw.mbox;
3981         bzero(pcfg, sizeof(q80_get_port_cfg_t));
3982
3983         pcfg->opcode = Q8_MBX_GET_PORT_CONFIG;
3984         pcfg->count_version = (sizeof (q80_get_port_cfg_t) >> 2);
3985         pcfg->count_version |= Q8_MBX_CMD_VERSION;
3986
3987         if (qla_mbx_cmd(ha, (uint32_t *)pcfg,
3988                 (sizeof (q80_get_port_cfg_t) >> 2),
3989                 ha->hw.mbox, (sizeof (q80_get_port_cfg_rsp_t) >> 2), 0)) {
3990                 device_printf(dev, "%s: failed\n", __func__);
3991                 return -1;
3992         }
3993
3994         pcfg_rsp = (q80_get_port_cfg_rsp_t *)ha->hw.mbox;
3995
3996         err = Q8_MBX_RSP_STATUS(pcfg_rsp->regcnt_status);
3997
3998         if (err) {
3999                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4000                 return(-1);
4001         }
4002
4003         device_printf(dev, "%s: [cfg_bits, port type]"
4004                 " [0x%08x, 0x%02x] [STD_PAUSE_DIR, PAUSE_TYPE, DCBX]"
4005                 " [0x%x, 0x%x, 0x%x]\n", __func__,
4006                 pcfg_rsp->cfg_bits, pcfg_rsp->phys_port_type,
4007                 ((pcfg_rsp->cfg_bits & Q8_PORT_CFG_BITS_STDPAUSE_DIR_MASK)>>20),
4008                 ((pcfg_rsp->cfg_bits & Q8_PORT_CFG_BITS_PAUSE_CFG_MASK) >> 5),
4009                 ((pcfg_rsp->cfg_bits & Q8_PORT_CFG_BITS_DCBX_ENABLE) ? 1: 0)
4010                 );
4011
4012         *cfg_bits = pcfg_rsp->cfg_bits;
4013
4014         return (0);
4015 }
4016
4017 int
4018 ql_iscsi_pdu(qla_host_t *ha, struct mbuf *mp)
4019 {
4020         struct ether_vlan_header        *eh;
4021         uint16_t                        etype;
4022         struct ip                       *ip = NULL;
4023         struct ip6_hdr                  *ip6 = NULL;
4024         struct tcphdr                   *th = NULL;
4025         uint32_t                        hdrlen;
4026         uint32_t                        offset;
4027         uint8_t                         buf[sizeof(struct ip6_hdr)];
4028
4029         eh = mtod(mp, struct ether_vlan_header *);
4030
4031         if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
4032                 hdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
4033                 etype = ntohs(eh->evl_proto);
4034         } else {
4035                 hdrlen = ETHER_HDR_LEN;
4036                 etype = ntohs(eh->evl_encap_proto);
4037         }
4038
4039         if (etype == ETHERTYPE_IP) {
4040
4041                 offset = (hdrlen + sizeof (struct ip));
4042
4043                 if (mp->m_len >= offset) {
4044                         ip = (struct ip *)(mp->m_data + hdrlen);
4045                 } else {
4046                         m_copydata(mp, hdrlen, sizeof (struct ip), buf);
4047                         ip = (struct ip *)buf;
4048                 }
4049
4050                 if (ip->ip_p == IPPROTO_TCP) {
4051
4052                         hdrlen += ip->ip_hl << 2;
4053                         offset = hdrlen + 4;
4054
4055                         if (mp->m_len >= offset) {
4056                                 th = (struct tcphdr *)(mp->m_data + hdrlen);;
4057                         } else {
4058                                 m_copydata(mp, hdrlen, 4, buf);
4059                                 th = (struct tcphdr *)buf;
4060                         }
4061                 }
4062
4063         } else if (etype == ETHERTYPE_IPV6) {
4064
4065                 offset = (hdrlen + sizeof (struct ip6_hdr));
4066
4067                 if (mp->m_len >= offset) {
4068                         ip6 = (struct ip6_hdr *)(mp->m_data + hdrlen);
4069                 } else {
4070                         m_copydata(mp, hdrlen, sizeof (struct ip6_hdr), buf);
4071                         ip6 = (struct ip6_hdr *)buf;
4072                 }
4073
4074                 if (ip6->ip6_nxt == IPPROTO_TCP) {
4075
4076                         hdrlen += sizeof(struct ip6_hdr);
4077                         offset = hdrlen + 4;
4078
4079                         if (mp->m_len >= offset) {
4080                                 th = (struct tcphdr *)(mp->m_data + hdrlen);;
4081                         } else {
4082                                 m_copydata(mp, hdrlen, 4, buf);
4083                                 th = (struct tcphdr *)buf;
4084                         }
4085                 }
4086         }
4087
4088         if (th != NULL) {
4089                 if ((th->th_sport == htons(3260)) ||
4090                         (th->th_dport == htons(3260)))
4091                         return 0;
4092         }
4093         return (-1);
4094 }
4095
4096 void
4097 qla_hw_async_event(qla_host_t *ha)
4098 {
4099         switch (ha->hw.aen_mb0) {
4100         case 0x8101:
4101                 (void)qla_idc_ack(ha, ha->hw.aen_mb1, ha->hw.aen_mb2,
4102                         ha->hw.aen_mb3, ha->hw.aen_mb4);
4103
4104                 break;
4105
4106         default:
4107                 break;
4108         }
4109
4110         return;
4111 }
4112
4113 #ifdef QL_LDFLASH_FW
4114 static int
4115 ql_get_minidump_template(qla_host_t *ha)
4116 {
4117         uint32_t                        err;
4118         device_t                        dev = ha->pci_dev;
4119         q80_config_md_templ_cmd_t       *md_templ;
4120         q80_config_md_templ_cmd_rsp_t   *md_templ_rsp;
4121
4122         md_templ = (q80_config_md_templ_cmd_t *) ha->hw.mbox;
4123         bzero(md_templ, (sizeof (q80_config_md_templ_cmd_t)));
4124
4125         md_templ->opcode = Q8_MBX_GET_MINIDUMP_TMPLT;
4126         md_templ->count_version = ( sizeof(q80_config_md_templ_cmd_t) >> 2);
4127         md_templ->count_version |= Q8_MBX_CMD_VERSION;
4128
4129         md_templ->buf_addr = ha->hw.dma_buf.minidump.dma_addr;
4130         md_templ->buff_size = ha->hw.dma_buf.minidump.size;
4131
4132         if (qla_mbx_cmd(ha, (uint32_t *) md_templ,
4133                 (sizeof(q80_config_md_templ_cmd_t) >> 2),
4134                  ha->hw.mbox,
4135                 (sizeof(q80_config_md_templ_cmd_rsp_t) >> 2), 0)) {
4136
4137                 device_printf(dev, "%s: failed\n", __func__);
4138
4139                 return (-1);
4140         }
4141
4142         md_templ_rsp = (q80_config_md_templ_cmd_rsp_t *) ha->hw.mbox;
4143
4144         err = Q8_MBX_RSP_STATUS(md_templ_rsp->regcnt_status);
4145
4146         if (err) {
4147                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4148                 return (-1);
4149         }
4150
4151         return (0);
4152
4153 }
4154 #endif /* #ifdef QL_LDFLASH_FW */
4155
4156 /*
4157  * Minidump related functionality
4158  */
4159
4160 static int ql_parse_template(qla_host_t *ha);
4161
4162 static uint32_t ql_rdcrb(qla_host_t *ha,
4163                         ql_minidump_entry_rdcrb_t *crb_entry,
4164                         uint32_t * data_buff);
4165
4166 static uint32_t ql_pollrd(qla_host_t *ha,
4167                         ql_minidump_entry_pollrd_t *entry,
4168                         uint32_t * data_buff);
4169
4170 static uint32_t ql_pollrd_modify_write(qla_host_t *ha,
4171                         ql_minidump_entry_rd_modify_wr_with_poll_t *entry,
4172                         uint32_t *data_buff);
4173
4174 static uint32_t ql_L2Cache(qla_host_t *ha,
4175                         ql_minidump_entry_cache_t *cacheEntry,
4176                         uint32_t * data_buff);
4177
4178 static uint32_t ql_L1Cache(qla_host_t *ha,
4179                         ql_minidump_entry_cache_t *cacheEntry,
4180                         uint32_t *data_buff);
4181
4182 static uint32_t ql_rdocm(qla_host_t *ha,
4183                         ql_minidump_entry_rdocm_t *ocmEntry,
4184                         uint32_t *data_buff);
4185
4186 static uint32_t ql_rdmem(qla_host_t *ha,
4187                         ql_minidump_entry_rdmem_t *mem_entry,
4188                         uint32_t *data_buff);
4189
4190 static uint32_t ql_rdrom(qla_host_t *ha,
4191                         ql_minidump_entry_rdrom_t *romEntry,
4192                         uint32_t *data_buff);
4193
4194 static uint32_t ql_rdmux(qla_host_t *ha,
4195                         ql_minidump_entry_mux_t *muxEntry,
4196                         uint32_t *data_buff);
4197
4198 static uint32_t ql_rdmux2(qla_host_t *ha,
4199                         ql_minidump_entry_mux2_t *muxEntry,
4200                         uint32_t *data_buff);
4201
4202 static uint32_t ql_rdqueue(qla_host_t *ha,
4203                         ql_minidump_entry_queue_t *queueEntry,
4204                         uint32_t *data_buff);
4205
4206 static uint32_t ql_cntrl(qla_host_t *ha,
4207                         ql_minidump_template_hdr_t *template_hdr,
4208                         ql_minidump_entry_cntrl_t *crbEntry);
4209
4210
4211 static uint32_t
4212 ql_minidump_size(qla_host_t *ha)
4213 {
4214         uint32_t i, k;
4215         uint32_t size = 0;
4216         ql_minidump_template_hdr_t *hdr;
4217
4218         hdr = (ql_minidump_template_hdr_t *)ha->hw.dma_buf.minidump.dma_b;
4219
4220         i = 0x2;
4221
4222         for (k = 1; k < QL_DBG_CAP_SIZE_ARRAY_LEN; k++) {
4223                 if (i & ha->hw.mdump_capture_mask)
4224                         size += hdr->capture_size_array[k];
4225                 i = i << 1;
4226         }
4227         return (size);
4228 }
4229
4230 static void
4231 ql_free_minidump_buffer(qla_host_t *ha)
4232 {
4233         if (ha->hw.mdump_buffer != NULL) {
4234                 free(ha->hw.mdump_buffer, M_QLA83XXBUF);
4235                 ha->hw.mdump_buffer = NULL;
4236                 ha->hw.mdump_buffer_size = 0;
4237         }
4238         return;
4239 }
4240
4241 static int
4242 ql_alloc_minidump_buffer(qla_host_t *ha)
4243 {
4244         ha->hw.mdump_buffer_size = ql_minidump_size(ha);
4245
4246         if (!ha->hw.mdump_buffer_size)
4247                 return (-1);
4248
4249         ha->hw.mdump_buffer = malloc(ha->hw.mdump_buffer_size, M_QLA83XXBUF,
4250                                         M_NOWAIT);
4251
4252         if (ha->hw.mdump_buffer == NULL)
4253                 return (-1);
4254
4255         return (0);
4256 }
4257
4258 static void
4259 ql_free_minidump_template_buffer(qla_host_t *ha)
4260 {
4261         if (ha->hw.mdump_template != NULL) {
4262                 free(ha->hw.mdump_template, M_QLA83XXBUF);
4263                 ha->hw.mdump_template = NULL;
4264                 ha->hw.mdump_template_size = 0;
4265         }
4266         return;
4267 }
4268
4269 static int
4270 ql_alloc_minidump_template_buffer(qla_host_t *ha)
4271 {
4272         ha->hw.mdump_template_size = ha->hw.dma_buf.minidump.size;
4273
4274         ha->hw.mdump_template = malloc(ha->hw.mdump_template_size,
4275                                         M_QLA83XXBUF, M_NOWAIT);
4276
4277         if (ha->hw.mdump_template == NULL)
4278                 return (-1);
4279
4280         return (0);
4281 }
4282
4283 static int
4284 ql_alloc_minidump_buffers(qla_host_t *ha)
4285 {
4286         int ret;
4287
4288         ret = ql_alloc_minidump_template_buffer(ha);
4289
4290         if (ret)
4291                 return (ret);
4292
4293         ret = ql_alloc_minidump_buffer(ha);
4294
4295         if (ret)
4296                 ql_free_minidump_template_buffer(ha);
4297
4298         return (ret);
4299 }
4300
4301
4302 static uint32_t
4303 ql_validate_minidump_checksum(qla_host_t *ha)
4304 {
4305         uint64_t sum = 0;
4306         int count;
4307         uint32_t *template_buff;
4308
4309         count = ha->hw.dma_buf.minidump.size / sizeof (uint32_t);
4310         template_buff = ha->hw.dma_buf.minidump.dma_b;
4311
4312         while (count-- > 0) {
4313                 sum += *template_buff++;
4314         }
4315
4316         while (sum >> 32) {
4317                 sum = (sum & 0xFFFFFFFF) + (sum >> 32);
4318         }
4319
4320         return (~sum);
4321 }
4322
4323 int
4324 ql_minidump_init(qla_host_t *ha)
4325 {
4326         int             ret = 0;
4327         uint32_t        template_size = 0;
4328         device_t        dev = ha->pci_dev;
4329
4330         /*
4331          * Get Minidump Template Size
4332          */
4333         ret = qla_get_minidump_tmplt_size(ha, &template_size);
4334
4335         if (ret || (template_size == 0)) {
4336                 device_printf(dev, "%s: failed [%d, %d]\n", __func__, ret,
4337                         template_size);
4338                 return (-1);
4339         }
4340
4341         /*
4342          * Allocate Memory for Minidump Template
4343          */
4344
4345         ha->hw.dma_buf.minidump.alignment = 8;
4346         ha->hw.dma_buf.minidump.size = template_size;
4347
4348 #ifdef QL_LDFLASH_FW
4349         if (ql_alloc_dmabuf(ha, &ha->hw.dma_buf.minidump)) {
4350
4351                 device_printf(dev, "%s: minidump dma alloc failed\n", __func__);
4352
4353                 return (-1);
4354         }
4355         ha->hw.dma_buf.flags.minidump = 1;
4356
4357         /*
4358          * Retrieve Minidump Template
4359          */
4360         ret = ql_get_minidump_template(ha);
4361 #else
4362         ha->hw.dma_buf.minidump.dma_b = ql83xx_minidump;
4363
4364 #endif /* #ifdef QL_LDFLASH_FW */
4365
4366         if (ret == 0) {
4367
4368                 ret = ql_validate_minidump_checksum(ha);
4369
4370                 if (ret == 0) {
4371
4372                         ret = ql_alloc_minidump_buffers(ha);
4373
4374                         if (ret == 0)
4375                 ha->hw.mdump_init = 1;
4376                         else
4377                                 device_printf(dev,
4378                                         "%s: ql_alloc_minidump_buffers"
4379                                         " failed\n", __func__);
4380                 } else {
4381                         device_printf(dev, "%s: ql_validate_minidump_checksum"
4382                                 " failed\n", __func__);
4383                 }
4384         } else {
4385                 device_printf(dev, "%s: ql_get_minidump_template failed\n",
4386                          __func__);
4387         }
4388
4389         if (ret)
4390                 ql_minidump_free(ha);
4391
4392         return (ret);
4393 }
4394
4395 static void
4396 ql_minidump_free(qla_host_t *ha)
4397 {
4398         ha->hw.mdump_init = 0;
4399         if (ha->hw.dma_buf.flags.minidump) {
4400                 ha->hw.dma_buf.flags.minidump = 0;
4401                 ql_free_dmabuf(ha, &ha->hw.dma_buf.minidump);
4402         }
4403
4404         ql_free_minidump_template_buffer(ha);
4405         ql_free_minidump_buffer(ha);
4406
4407         return;
4408 }
4409
4410 void
4411 ql_minidump(qla_host_t *ha)
4412 {
4413         if (!ha->hw.mdump_init)
4414                 return;
4415
4416         if (ha->hw.mdump_done)
4417                 return;
4418
4419                 ha->hw.mdump_start_seq_index = ql_stop_sequence(ha);
4420
4421         bzero(ha->hw.mdump_buffer, ha->hw.mdump_buffer_size);
4422         bzero(ha->hw.mdump_template, ha->hw.mdump_template_size);
4423
4424         bcopy(ha->hw.dma_buf.minidump.dma_b, ha->hw.mdump_template,
4425                 ha->hw.mdump_template_size);
4426
4427         ql_parse_template(ha);
4428
4429         ql_start_sequence(ha, ha->hw.mdump_start_seq_index);
4430
4431         ha->hw.mdump_done = 1;
4432
4433         return;
4434 }
4435
4436
4437 /*
4438  * helper routines
4439  */
4440 static void
4441 ql_entry_err_chk(ql_minidump_entry_t *entry, uint32_t esize)
4442 {
4443         if (esize != entry->hdr.entry_capture_size) {
4444                 entry->hdr.entry_capture_size = esize;
4445                 entry->hdr.driver_flags |= QL_DBG_SIZE_ERR_FLAG;
4446         }
4447         return;
4448 }
4449
4450
4451 static int
4452 ql_parse_template(qla_host_t *ha)
4453 {
4454         uint32_t num_of_entries, buff_level, e_cnt, esize;
4455         uint32_t end_cnt, rv = 0;
4456         char *dump_buff, *dbuff;
4457         int sane_start = 0, sane_end = 0;
4458         ql_minidump_template_hdr_t *template_hdr;
4459         ql_minidump_entry_t *entry;
4460         uint32_t capture_mask;
4461         uint32_t dump_size;
4462
4463         /* Setup parameters */
4464         template_hdr = (ql_minidump_template_hdr_t *)ha->hw.mdump_template;
4465
4466         if (template_hdr->entry_type == TLHDR)
4467                 sane_start = 1;
4468
4469         dump_buff = (char *) ha->hw.mdump_buffer;
4470
4471         num_of_entries = template_hdr->num_of_entries;
4472
4473         entry = (ql_minidump_entry_t *) ((char *)template_hdr
4474                         + template_hdr->first_entry_offset );
4475
4476         template_hdr->saved_state_array[QL_OCM0_ADDR_INDX] =
4477                 template_hdr->ocm_window_array[ha->pci_func];
4478         template_hdr->saved_state_array[QL_PCIE_FUNC_INDX] = ha->pci_func;
4479
4480         capture_mask = ha->hw.mdump_capture_mask;
4481         dump_size = ha->hw.mdump_buffer_size;
4482
4483         template_hdr->driver_capture_mask = capture_mask;
4484
4485         QL_DPRINT80(ha, (ha->pci_dev,
4486                 "%s: sane_start = %d num_of_entries = %d "
4487                 "capture_mask = 0x%x dump_size = %d \n",
4488                 __func__, sane_start, num_of_entries, capture_mask, dump_size));
4489
4490         for (buff_level = 0, e_cnt = 0; e_cnt < num_of_entries; e_cnt++) {
4491
4492                 /*
4493                  * If the capture_mask of the entry does not match capture mask
4494                  * skip the entry after marking the driver_flags indicator.
4495                  */
4496
4497                 if (!(entry->hdr.entry_capture_mask & capture_mask)) {
4498
4499                         entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4500                         entry = (ql_minidump_entry_t *) ((char *) entry
4501                                         + entry->hdr.entry_size);
4502                         continue;
4503                 }
4504
4505                 /*
4506                  * This is ONLY needed in implementations where
4507                  * the capture buffer allocated is too small to capture
4508                  * all of the required entries for a given capture mask.
4509                  * We need to empty the buffer contents to a file
4510                  * if possible, before processing the next entry
4511                  * If the buff_full_flag is set, no further capture will happen
4512                  * and all remaining non-control entries will be skipped.
4513                  */
4514                 if (entry->hdr.entry_capture_size != 0) {
4515                         if ((buff_level + entry->hdr.entry_capture_size) >
4516                                 dump_size) {
4517                                 /*  Try to recover by emptying buffer to file */
4518                                 entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4519                                 entry = (ql_minidump_entry_t *) ((char *) entry
4520                                                 + entry->hdr.entry_size);
4521                                 continue;
4522                         }
4523                 }
4524
4525                 /*
4526                  * Decode the entry type and process it accordingly
4527                  */
4528
4529                 switch (entry->hdr.entry_type) {
4530                 case RDNOP:
4531                         break;
4532
4533                 case RDEND:
4534                         if (sane_end == 0) {
4535                                 end_cnt = e_cnt;
4536                         }
4537                         sane_end++;
4538                         break;
4539
4540                 case RDCRB:
4541                         dbuff = dump_buff + buff_level;
4542                         esize = ql_rdcrb(ha, (void *)entry, (void *)dbuff);
4543                         ql_entry_err_chk(entry, esize);
4544                         buff_level += esize;
4545                         break;
4546
4547                 case POLLRD:
4548                         dbuff = dump_buff + buff_level;
4549                         esize = ql_pollrd(ha, (void *)entry, (void *)dbuff);
4550                         ql_entry_err_chk(entry, esize);
4551                         buff_level += esize;
4552                         break;
4553
4554                 case POLLRDMWR:
4555                         dbuff = dump_buff + buff_level;
4556                         esize = ql_pollrd_modify_write(ha, (void *)entry,
4557                                         (void *)dbuff);
4558                         ql_entry_err_chk(entry, esize);
4559                         buff_level += esize;
4560                         break;
4561
4562                 case L2ITG:
4563                 case L2DTG:
4564                 case L2DAT:
4565                 case L2INS:
4566                         dbuff = dump_buff + buff_level;
4567                         esize = ql_L2Cache(ha, (void *)entry, (void *)dbuff);
4568                         if (esize == -1) {
4569                                 entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4570                         } else {
4571                                 ql_entry_err_chk(entry, esize);
4572                                 buff_level += esize;
4573                         }
4574                         break;
4575
4576                 case L1DAT:
4577                 case L1INS:
4578                         dbuff = dump_buff + buff_level;
4579                         esize = ql_L1Cache(ha, (void *)entry, (void *)dbuff);
4580                         ql_entry_err_chk(entry, esize);
4581                         buff_level += esize;
4582                         break;
4583
4584                 case RDOCM:
4585                         dbuff = dump_buff + buff_level;
4586                         esize = ql_rdocm(ha, (void *)entry, (void *)dbuff);
4587                         ql_entry_err_chk(entry, esize);
4588                         buff_level += esize;
4589                         break;
4590
4591                 case RDMEM:
4592                         dbuff = dump_buff + buff_level;
4593                         esize = ql_rdmem(ha, (void *)entry, (void *)dbuff);
4594                         ql_entry_err_chk(entry, esize);
4595                         buff_level += esize;
4596                         break;
4597
4598                 case BOARD:
4599                 case RDROM:
4600                         dbuff = dump_buff + buff_level;
4601                         esize = ql_rdrom(ha, (void *)entry, (void *)dbuff);
4602                         ql_entry_err_chk(entry, esize);
4603                         buff_level += esize;
4604                         break;
4605
4606                 case RDMUX:
4607                         dbuff = dump_buff + buff_level;
4608                         esize = ql_rdmux(ha, (void *)entry, (void *)dbuff);
4609                         ql_entry_err_chk(entry, esize);
4610                         buff_level += esize;
4611                         break;
4612
4613                 case RDMUX2:
4614                         dbuff = dump_buff + buff_level;
4615                         esize = ql_rdmux2(ha, (void *)entry, (void *)dbuff);
4616                         ql_entry_err_chk(entry, esize);
4617                         buff_level += esize;
4618                         break;
4619
4620                 case QUEUE:
4621                         dbuff = dump_buff + buff_level;
4622                         esize = ql_rdqueue(ha, (void *)entry, (void *)dbuff);
4623                         ql_entry_err_chk(entry, esize);
4624                         buff_level += esize;
4625                         break;
4626
4627                 case CNTRL:
4628                         if ((rv = ql_cntrl(ha, template_hdr, (void *)entry))) {
4629                                 entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4630                         }
4631                         break;
4632                 default:
4633                         entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4634                         break;
4635                 }
4636                 /*  next entry in the template */
4637                 entry = (ql_minidump_entry_t *) ((char *) entry
4638                                                 + entry->hdr.entry_size);
4639         }
4640
4641         if (!sane_start || (sane_end > 1)) {
4642                 device_printf(ha->pci_dev,
4643                         "\n%s: Template configuration error. Check Template\n",
4644                         __func__);
4645         }
4646
4647         QL_DPRINT80(ha, (ha->pci_dev, "%s: Minidump num of entries = %d\n",
4648                 __func__, template_hdr->num_of_entries));
4649
4650         return 0;
4651 }
4652
4653 /*
4654  * Read CRB operation.
4655  */
4656 static uint32_t
4657 ql_rdcrb(qla_host_t *ha, ql_minidump_entry_rdcrb_t * crb_entry,
4658         uint32_t * data_buff)
4659 {
4660         int loop_cnt;
4661         int ret;
4662         uint32_t op_count, addr, stride, value = 0;
4663
4664         addr = crb_entry->addr;
4665         op_count = crb_entry->op_count;
4666         stride = crb_entry->addr_stride;
4667
4668         for (loop_cnt = 0; loop_cnt < op_count; loop_cnt++) {
4669
4670                 ret = ql_rdwr_indreg32(ha, addr, &value, 1);
4671
4672                 if (ret)
4673                         return (0);
4674
4675                 *data_buff++ = addr;
4676                 *data_buff++ = value;
4677                 addr = addr + stride;
4678         }
4679
4680         /*
4681          * for testing purpose we return amount of data written
4682          */
4683         return (op_count * (2 * sizeof(uint32_t)));
4684 }
4685
4686 /*
4687  * Handle L2 Cache.
4688  */
4689
4690 static uint32_t
4691 ql_L2Cache(qla_host_t *ha, ql_minidump_entry_cache_t *cacheEntry,
4692         uint32_t * data_buff)
4693 {
4694         int i, k;
4695         int loop_cnt;
4696         int ret;
4697
4698         uint32_t read_value;
4699         uint32_t addr, read_addr, cntrl_addr, tag_reg_addr, cntl_value_w;
4700         uint32_t tag_value, read_cnt;
4701         volatile uint8_t cntl_value_r;
4702         long timeout;
4703         uint32_t data;
4704
4705         loop_cnt = cacheEntry->op_count;
4706
4707         read_addr = cacheEntry->read_addr;
4708         cntrl_addr = cacheEntry->control_addr;
4709         cntl_value_w = (uint32_t) cacheEntry->write_value;
4710
4711         tag_reg_addr = cacheEntry->tag_reg_addr;
4712
4713         tag_value = cacheEntry->init_tag_value;
4714         read_cnt = cacheEntry->read_addr_cnt;
4715
4716         for (i = 0; i < loop_cnt; i++) {
4717
4718                 ret = ql_rdwr_indreg32(ha, tag_reg_addr, &tag_value, 0);
4719                 if (ret)
4720                         return (0);
4721
4722                 if (cacheEntry->write_value != 0) {
4723
4724                         ret = ql_rdwr_indreg32(ha, cntrl_addr,
4725                                         &cntl_value_w, 0);
4726                         if (ret)
4727                                 return (0);
4728                 }
4729
4730                 if (cacheEntry->poll_mask != 0) {
4731
4732                         timeout = cacheEntry->poll_wait;
4733
4734                         ret = ql_rdwr_indreg32(ha, cntrl_addr, &data, 1);
4735                         if (ret)
4736                                 return (0);
4737
4738                         cntl_value_r = (uint8_t)data;
4739
4740                         while ((cntl_value_r & cacheEntry->poll_mask) != 0) {
4741
4742                                 if (timeout) {
4743                                         qla_mdelay(__func__, 1);
4744                                         timeout--;
4745                                 } else
4746                                         break;
4747
4748                                 ret = ql_rdwr_indreg32(ha, cntrl_addr,
4749                                                 &data, 1);
4750                                 if (ret)
4751                                         return (0);
4752
4753                                 cntl_value_r = (uint8_t)data;
4754                         }
4755                         if (!timeout) {
4756                                 /* Report timeout error.
4757                                  * core dump capture failed
4758                                  * Skip remaining entries.
4759                                  * Write buffer out to file
4760                                  * Use driver specific fields in template header
4761                                  * to report this error.
4762                                  */
4763                                 return (-1);
4764                         }
4765                 }
4766
4767                 addr = read_addr;
4768                 for (k = 0; k < read_cnt; k++) {
4769
4770                         ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
4771                         if (ret)
4772                                 return (0);
4773
4774                         *data_buff++ = read_value;
4775                         addr += cacheEntry->read_addr_stride;
4776                 }
4777
4778                 tag_value += cacheEntry->tag_value_stride;
4779         }
4780
4781         return (read_cnt * loop_cnt * sizeof(uint32_t));
4782 }
4783
4784 /*
4785  * Handle L1 Cache.
4786  */
4787
4788 static uint32_t
4789 ql_L1Cache(qla_host_t *ha,
4790         ql_minidump_entry_cache_t *cacheEntry,
4791         uint32_t *data_buff)
4792 {
4793         int ret;
4794         int i, k;
4795         int loop_cnt;
4796
4797         uint32_t read_value;
4798         uint32_t addr, read_addr, cntrl_addr, tag_reg_addr;
4799         uint32_t tag_value, read_cnt;
4800         uint32_t cntl_value_w;
4801
4802         loop_cnt = cacheEntry->op_count;
4803
4804         read_addr = cacheEntry->read_addr;
4805         cntrl_addr = cacheEntry->control_addr;
4806         cntl_value_w = (uint32_t) cacheEntry->write_value;
4807
4808         tag_reg_addr = cacheEntry->tag_reg_addr;
4809
4810         tag_value = cacheEntry->init_tag_value;
4811         read_cnt = cacheEntry->read_addr_cnt;
4812
4813         for (i = 0; i < loop_cnt; i++) {
4814
4815                 ret = ql_rdwr_indreg32(ha, tag_reg_addr, &tag_value, 0);
4816                 if (ret)
4817                         return (0);
4818
4819                 ret = ql_rdwr_indreg32(ha, cntrl_addr, &cntl_value_w, 0);
4820                 if (ret)
4821                         return (0);
4822
4823                 addr = read_addr;
4824                 for (k = 0; k < read_cnt; k++) {
4825
4826                         ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
4827                         if (ret)
4828                                 return (0);
4829
4830                         *data_buff++ = read_value;
4831                         addr += cacheEntry->read_addr_stride;
4832                 }
4833
4834                 tag_value += cacheEntry->tag_value_stride;
4835         }
4836
4837         return (read_cnt * loop_cnt * sizeof(uint32_t));
4838 }
4839
4840 /*
4841  * Reading OCM memory
4842  */
4843
4844 static uint32_t
4845 ql_rdocm(qla_host_t *ha,
4846         ql_minidump_entry_rdocm_t *ocmEntry,
4847         uint32_t *data_buff)
4848 {
4849         int i, loop_cnt;
4850         volatile uint32_t addr;
4851         volatile uint32_t value;
4852
4853         addr = ocmEntry->read_addr;
4854         loop_cnt = ocmEntry->op_count;
4855
4856         for (i = 0; i < loop_cnt; i++) {
4857                 value = READ_REG32(ha, addr);
4858                 *data_buff++ = value;
4859                 addr += ocmEntry->read_addr_stride;
4860         }
4861         return (loop_cnt * sizeof(value));
4862 }
4863
4864 /*
4865  * Read memory
4866  */
4867
4868 static uint32_t
4869 ql_rdmem(qla_host_t *ha,
4870         ql_minidump_entry_rdmem_t *mem_entry,
4871         uint32_t *data_buff)
4872 {
4873         int ret;
4874         int i, loop_cnt;
4875         volatile uint32_t addr;
4876         q80_offchip_mem_val_t val;
4877
4878         addr = mem_entry->read_addr;
4879
4880         /* size in bytes / 16 */
4881         loop_cnt = mem_entry->read_data_size / (sizeof(uint32_t) * 4);
4882
4883         for (i = 0; i < loop_cnt; i++) {
4884
4885                 ret = ql_rdwr_offchip_mem(ha, (addr & 0x0ffffffff), &val, 1);
4886                 if (ret)
4887                         return (0);
4888
4889                 *data_buff++ = val.data_lo;
4890                 *data_buff++ = val.data_hi;
4891                 *data_buff++ = val.data_ulo;
4892                 *data_buff++ = val.data_uhi;
4893
4894                 addr += (sizeof(uint32_t) * 4);
4895         }
4896
4897         return (loop_cnt * (sizeof(uint32_t) * 4));
4898 }
4899
4900 /*
4901  * Read Rom
4902  */
4903
4904 static uint32_t
4905 ql_rdrom(qla_host_t *ha,
4906         ql_minidump_entry_rdrom_t *romEntry,
4907         uint32_t *data_buff)
4908 {
4909         int ret;
4910         int i, loop_cnt;
4911         uint32_t addr;
4912         uint32_t value;
4913
4914         addr = romEntry->read_addr;
4915         loop_cnt = romEntry->read_data_size; /* This is size in bytes */
4916         loop_cnt /= sizeof(value);
4917
4918         for (i = 0; i < loop_cnt; i++) {
4919
4920                 ret = ql_rd_flash32(ha, addr, &value);
4921                 if (ret)
4922                         return (0);
4923
4924                 *data_buff++ = value;
4925                 addr += sizeof(value);
4926         }
4927
4928         return (loop_cnt * sizeof(value));
4929 }
4930
4931 /*
4932  * Read MUX data
4933  */
4934
4935 static uint32_t
4936 ql_rdmux(qla_host_t *ha,
4937         ql_minidump_entry_mux_t *muxEntry,
4938         uint32_t *data_buff)
4939 {
4940         int ret;
4941         int loop_cnt;
4942         uint32_t read_value, sel_value;
4943         uint32_t read_addr, select_addr;
4944
4945         select_addr = muxEntry->select_addr;
4946         sel_value = muxEntry->select_value;
4947         read_addr = muxEntry->read_addr;
4948
4949         for (loop_cnt = 0; loop_cnt < muxEntry->op_count; loop_cnt++) {
4950
4951                 ret = ql_rdwr_indreg32(ha, select_addr, &sel_value, 0);
4952                 if (ret)
4953                         return (0);
4954
4955                 ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
4956                 if (ret)
4957                         return (0);
4958
4959                 *data_buff++ = sel_value;
4960                 *data_buff++ = read_value;
4961
4962                 sel_value += muxEntry->select_value_stride;
4963         }
4964
4965         return (loop_cnt * (2 * sizeof(uint32_t)));
4966 }
4967
4968 static uint32_t
4969 ql_rdmux2(qla_host_t *ha,
4970         ql_minidump_entry_mux2_t *muxEntry,
4971         uint32_t *data_buff)
4972 {
4973         int ret;
4974         int loop_cnt;
4975
4976         uint32_t select_addr_1, select_addr_2;
4977         uint32_t select_value_1, select_value_2;
4978         uint32_t select_value_count, select_value_mask;
4979         uint32_t read_addr, read_value;
4980
4981         select_addr_1 = muxEntry->select_addr_1;
4982         select_addr_2 = muxEntry->select_addr_2;
4983         select_value_1 = muxEntry->select_value_1;
4984         select_value_2 = muxEntry->select_value_2;
4985         select_value_count = muxEntry->select_value_count;
4986         select_value_mask  = muxEntry->select_value_mask;
4987
4988         read_addr = muxEntry->read_addr;
4989
4990         for (loop_cnt = 0; loop_cnt < muxEntry->select_value_count;
4991                 loop_cnt++) {
4992
4993                 uint32_t temp_sel_val;
4994
4995                 ret = ql_rdwr_indreg32(ha, select_addr_1, &select_value_1, 0);
4996                 if (ret)
4997                         return (0);
4998
4999                 temp_sel_val = select_value_1 & select_value_mask;
5000
5001                 ret = ql_rdwr_indreg32(ha, select_addr_2, &temp_sel_val, 0);
5002                 if (ret)
5003                         return (0);
5004
5005                 ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
5006                 if (ret)
5007                         return (0);
5008
5009                 *data_buff++ = temp_sel_val;
5010                 *data_buff++ = read_value;
5011
5012                 ret = ql_rdwr_indreg32(ha, select_addr_1, &select_value_2, 0);
5013                 if (ret)
5014                         return (0);
5015
5016                 temp_sel_val = select_value_2 & select_value_mask;
5017
5018                 ret = ql_rdwr_indreg32(ha, select_addr_2, &temp_sel_val, 0);
5019                 if (ret)
5020                         return (0);
5021
5022                 ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
5023                 if (ret)
5024                         return (0);
5025
5026                 *data_buff++ = temp_sel_val;
5027                 *data_buff++ = read_value;
5028
5029                 select_value_1 += muxEntry->select_value_stride;
5030                 select_value_2 += muxEntry->select_value_stride;
5031         }
5032
5033         return (loop_cnt * (4 * sizeof(uint32_t)));
5034 }
5035
5036 /*
5037  * Handling Queue State Reads.
5038  */
5039
5040 static uint32_t
5041 ql_rdqueue(qla_host_t *ha,
5042         ql_minidump_entry_queue_t *queueEntry,
5043         uint32_t *data_buff)
5044 {
5045         int ret;
5046         int loop_cnt, k;
5047         uint32_t read_value;
5048         uint32_t read_addr, read_stride, select_addr;
5049         uint32_t queue_id, read_cnt;
5050
5051         read_cnt = queueEntry->read_addr_cnt;
5052         read_stride = queueEntry->read_addr_stride;
5053         select_addr = queueEntry->select_addr;
5054
5055         for (loop_cnt = 0, queue_id = 0; loop_cnt < queueEntry->op_count;
5056                 loop_cnt++) {
5057
5058                 ret = ql_rdwr_indreg32(ha, select_addr, &queue_id, 0);
5059                 if (ret)
5060                         return (0);
5061
5062                 read_addr = queueEntry->read_addr;
5063
5064                 for (k = 0; k < read_cnt; k++) {
5065
5066                         ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
5067                         if (ret)
5068                                 return (0);
5069
5070                         *data_buff++ = read_value;
5071                         read_addr += read_stride;
5072                 }
5073
5074                 queue_id += queueEntry->queue_id_stride;
5075         }
5076
5077         return (loop_cnt * (read_cnt * sizeof(uint32_t)));
5078 }
5079
5080 /*
5081  * Handling control entries.
5082  */
5083
5084 static uint32_t
5085 ql_cntrl(qla_host_t *ha,
5086         ql_minidump_template_hdr_t *template_hdr,
5087         ql_minidump_entry_cntrl_t *crbEntry)
5088 {
5089         int ret;
5090         int count;
5091         uint32_t opcode, read_value, addr, entry_addr;
5092         long timeout;
5093
5094         entry_addr = crbEntry->addr;
5095
5096         for (count = 0; count < crbEntry->op_count; count++) {
5097                 opcode = crbEntry->opcode;
5098
5099                 if (opcode & QL_DBG_OPCODE_WR) {
5100
5101                         ret = ql_rdwr_indreg32(ha, entry_addr,
5102                                         &crbEntry->value_1, 0);
5103                         if (ret)
5104                                 return (0);
5105
5106                         opcode &= ~QL_DBG_OPCODE_WR;
5107                 }
5108
5109                 if (opcode & QL_DBG_OPCODE_RW) {
5110
5111                         ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 1);
5112                         if (ret)
5113                                 return (0);
5114
5115                         ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 0);
5116                         if (ret)
5117                                 return (0);
5118
5119                         opcode &= ~QL_DBG_OPCODE_RW;
5120                 }
5121
5122                 if (opcode & QL_DBG_OPCODE_AND) {
5123
5124                         ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 1);
5125                         if (ret)
5126                                 return (0);
5127
5128                         read_value &= crbEntry->value_2;
5129                         opcode &= ~QL_DBG_OPCODE_AND;
5130
5131                         if (opcode & QL_DBG_OPCODE_OR) {
5132                                 read_value |= crbEntry->value_3;
5133                                 opcode &= ~QL_DBG_OPCODE_OR;
5134                         }
5135
5136                         ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 0);
5137                         if (ret)
5138                                 return (0);
5139                 }
5140
5141                 if (opcode & QL_DBG_OPCODE_OR) {
5142
5143                         ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 1);
5144                         if (ret)
5145                                 return (0);
5146
5147                         read_value |= crbEntry->value_3;
5148
5149                         ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 0);
5150                         if (ret)
5151                                 return (0);
5152
5153                         opcode &= ~QL_DBG_OPCODE_OR;
5154                 }
5155
5156                 if (opcode & QL_DBG_OPCODE_POLL) {
5157
5158                         opcode &= ~QL_DBG_OPCODE_POLL;
5159                         timeout = crbEntry->poll_timeout;
5160                         addr = entry_addr;
5161
5162                         ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
5163                         if (ret)
5164                                 return (0);
5165
5166                         while ((read_value & crbEntry->value_2)
5167                                 != crbEntry->value_1) {
5168
5169                                 if (timeout) {
5170                                         qla_mdelay(__func__, 1);
5171                                         timeout--;
5172                                 } else
5173                                         break;
5174
5175                                 ret = ql_rdwr_indreg32(ha, addr,
5176                                                 &read_value, 1);
5177                                 if (ret)
5178                                         return (0);
5179                         }
5180
5181                         if (!timeout) {
5182                                 /*
5183                                  * Report timeout error.
5184                                  * core dump capture failed
5185                                  * Skip remaining entries.
5186                                  * Write buffer out to file
5187                                  * Use driver specific fields in template header
5188                                  * to report this error.
5189                                  */
5190                                 return (-1);
5191                         }
5192                 }
5193
5194                 if (opcode & QL_DBG_OPCODE_RDSTATE) {
5195                         /*
5196                          * decide which address to use.
5197                          */
5198                         if (crbEntry->state_index_a) {
5199                                 addr = template_hdr->saved_state_array[
5200                                                 crbEntry-> state_index_a];
5201                         } else {
5202                                 addr = entry_addr;
5203                         }
5204
5205                         ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
5206                         if (ret)
5207                                 return (0);
5208
5209                         template_hdr->saved_state_array[crbEntry->state_index_v]
5210                                         = read_value;
5211                         opcode &= ~QL_DBG_OPCODE_RDSTATE;
5212                 }
5213
5214                 if (opcode & QL_DBG_OPCODE_WRSTATE) {
5215                         /*
5216                          * decide which value to use.
5217                          */
5218                         if (crbEntry->state_index_v) {
5219                                 read_value = template_hdr->saved_state_array[
5220                                                 crbEntry->state_index_v];
5221                         } else {
5222                                 read_value = crbEntry->value_1;
5223                         }
5224                         /*
5225                          * decide which address to use.
5226                          */
5227                         if (crbEntry->state_index_a) {
5228                                 addr = template_hdr->saved_state_array[
5229                                                 crbEntry-> state_index_a];
5230                         } else {
5231                                 addr = entry_addr;
5232                         }
5233
5234                         ret = ql_rdwr_indreg32(ha, addr, &read_value, 0);
5235                         if (ret)
5236                                 return (0);
5237
5238                         opcode &= ~QL_DBG_OPCODE_WRSTATE;
5239                 }
5240
5241                 if (opcode & QL_DBG_OPCODE_MDSTATE) {
5242                         /*  Read value from saved state using index */
5243                         read_value = template_hdr->saved_state_array[
5244                                                 crbEntry->state_index_v];
5245
5246                         read_value <<= crbEntry->shl; /*Shift left operation */
5247                         read_value >>= crbEntry->shr; /*Shift right operation */
5248
5249                         if (crbEntry->value_2) {
5250                                 /* check if AND mask is provided */
5251                                 read_value &= crbEntry->value_2;
5252                         }
5253
5254                         read_value |= crbEntry->value_3; /* OR operation */
5255                         read_value += crbEntry->value_1; /* increment op */
5256
5257                         /* Write value back to state area. */
5258
5259                         template_hdr->saved_state_array[crbEntry->state_index_v]
5260                                         = read_value;
5261                         opcode &= ~QL_DBG_OPCODE_MDSTATE;
5262                 }
5263
5264                 entry_addr += crbEntry->addr_stride;
5265         }
5266
5267         return (0);
5268 }
5269
5270 /*
5271  * Handling rd poll entry.
5272  */
5273
5274 static uint32_t
5275 ql_pollrd(qla_host_t *ha, ql_minidump_entry_pollrd_t *entry,
5276         uint32_t *data_buff)
5277 {
5278         int ret;
5279         int loop_cnt;
5280         uint32_t op_count, select_addr, select_value_stride, select_value;
5281         uint32_t read_addr, poll, mask, data_size, data;
5282         uint32_t wait_count = 0;
5283
5284         select_addr            = entry->select_addr;
5285         read_addr              = entry->read_addr;
5286         select_value           = entry->select_value;
5287         select_value_stride    = entry->select_value_stride;
5288         op_count               = entry->op_count;
5289         poll                   = entry->poll;
5290         mask                   = entry->mask;
5291         data_size              = entry->data_size;
5292
5293         for (loop_cnt = 0; loop_cnt < op_count; loop_cnt++) {
5294
5295                 ret = ql_rdwr_indreg32(ha, select_addr, &select_value, 0);
5296                 if (ret)
5297                         return (0);
5298
5299                 wait_count = 0;
5300
5301                 while (wait_count < poll) {
5302
5303                         uint32_t temp;
5304
5305                         ret = ql_rdwr_indreg32(ha, select_addr, &temp, 1);
5306                         if (ret)
5307                                 return (0);
5308
5309                         if ( (temp & mask) != 0 ) {
5310                                 break;
5311                         }
5312                         wait_count++;
5313                 }
5314
5315                 if (wait_count == poll) {
5316                         device_printf(ha->pci_dev,
5317                                 "%s: Error in processing entry\n", __func__);
5318                         device_printf(ha->pci_dev,
5319                                 "%s: wait_count <0x%x> poll <0x%x>\n",
5320                                 __func__, wait_count, poll);
5321                         return 0;
5322                 }
5323
5324                 ret = ql_rdwr_indreg32(ha, read_addr, &data, 1);
5325                 if (ret)
5326                         return (0);
5327
5328                 *data_buff++ = select_value;
5329                 *data_buff++ = data;
5330                 select_value = select_value + select_value_stride;
5331         }
5332
5333         /*
5334          * for testing purpose we return amount of data written
5335          */
5336         return (loop_cnt * (2 * sizeof(uint32_t)));
5337 }
5338
5339
5340 /*
5341  * Handling rd modify write poll entry.
5342  */
5343
5344 static uint32_t
5345 ql_pollrd_modify_write(qla_host_t *ha,
5346         ql_minidump_entry_rd_modify_wr_with_poll_t *entry,
5347         uint32_t *data_buff)
5348 {
5349         int ret;
5350         uint32_t addr_1, addr_2, value_1, value_2, data;
5351         uint32_t poll, mask, data_size, modify_mask;
5352         uint32_t wait_count = 0;
5353
5354         addr_1          = entry->addr_1;
5355         addr_2          = entry->addr_2;
5356         value_1         = entry->value_1;
5357         value_2         = entry->value_2;
5358
5359         poll            = entry->poll;
5360         mask            = entry->mask;
5361         modify_mask     = entry->modify_mask;
5362         data_size       = entry->data_size;
5363
5364
5365         ret = ql_rdwr_indreg32(ha, addr_1, &value_1, 0);
5366         if (ret)
5367                 return (0);
5368
5369         wait_count = 0;
5370         while (wait_count < poll) {
5371
5372                 uint32_t temp;
5373
5374                 ret = ql_rdwr_indreg32(ha, addr_1, &temp, 1);
5375                 if (ret)
5376                         return (0);
5377
5378                 if ( (temp & mask) != 0 ) {
5379                         break;
5380                 }
5381                 wait_count++;
5382         }
5383
5384         if (wait_count == poll) {
5385                 device_printf(ha->pci_dev, "%s Error in processing entry\n",
5386                         __func__);
5387         } else {
5388
5389                 ret = ql_rdwr_indreg32(ha, addr_2, &data, 1);
5390                 if (ret)
5391                         return (0);
5392
5393                 data = (data & modify_mask);
5394
5395                 ret = ql_rdwr_indreg32(ha, addr_2, &data, 0);
5396                 if (ret)
5397                         return (0);
5398
5399                 ret = ql_rdwr_indreg32(ha, addr_1, &value_2, 0);
5400                 if (ret)
5401                         return (0);
5402
5403                 /* Poll again */
5404                 wait_count = 0;
5405                 while (wait_count < poll) {
5406
5407                         uint32_t temp;
5408
5409                         ret = ql_rdwr_indreg32(ha, addr_1, &temp, 1);
5410                         if (ret)
5411                                 return (0);
5412
5413                         if ( (temp & mask) != 0 ) {
5414                                 break;
5415                         }
5416                         wait_count++;
5417                 }
5418                 *data_buff++ = addr_2;
5419                 *data_buff++ = data;
5420         }
5421
5422         /*
5423          * for testing purpose we return amount of data written
5424          */
5425         return (2 * sizeof(uint32_t));
5426 }
5427
5428