qla_init.c revision a00f6296aaf92ebe89c72eb98c440410992a33c4
1/* 2 * QLogic Fibre Channel HBA Driver 3 * Copyright (c) 2003-2011 QLogic Corporation 4 * 5 * See LICENSE.qla2xxx for copyright and licensing details. 6 */ 7#include "qla_def.h" 8#include "qla_gbl.h" 9 10#include <linux/delay.h> 11#include <linux/slab.h> 12#include <linux/vmalloc.h> 13 14#include "qla_devtbl.h" 15 16#ifdef CONFIG_SPARC 17#include <asm/prom.h> 18#endif 19 20/* 21* QLogic ISP2x00 Hardware Support Function Prototypes. 22*/ 23static int qla2x00_isp_firmware(scsi_qla_host_t *); 24static int qla2x00_setup_chip(scsi_qla_host_t *); 25static int qla2x00_init_rings(scsi_qla_host_t *); 26static int qla2x00_fw_ready(scsi_qla_host_t *); 27static int qla2x00_configure_hba(scsi_qla_host_t *); 28static int qla2x00_configure_loop(scsi_qla_host_t *); 29static int qla2x00_configure_local_loop(scsi_qla_host_t *); 30static int qla2x00_configure_fabric(scsi_qla_host_t *); 31static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *); 32static int qla2x00_device_resync(scsi_qla_host_t *); 33static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *, 34 uint16_t *); 35 36static int qla2x00_restart_isp(scsi_qla_host_t *); 37 38static struct qla_chip_state_84xx *qla84xx_get_chip(struct scsi_qla_host *); 39static int qla84xx_init_chip(scsi_qla_host_t *); 40static int qla25xx_init_queues(struct qla_hw_data *); 41 42/* SRB Extensions ---------------------------------------------------------- */ 43 44static void 45qla2x00_ctx_sp_timeout(unsigned long __data) 46{ 47 srb_t *sp = (srb_t *)__data; 48 struct srb_ctx *ctx; 49 struct srb_iocb *iocb; 50 fc_port_t *fcport = sp->fcport; 51 struct qla_hw_data *ha = fcport->vha->hw; 52 struct req_que *req; 53 unsigned long flags; 54 55 spin_lock_irqsave(&ha->hardware_lock, flags); 56 req = ha->req_q_map[0]; 57 req->outstanding_cmds[sp->handle] = NULL; 58 ctx = sp->ctx; 59 iocb = ctx->u.iocb_cmd; 60 iocb->timeout(sp); 61 iocb->free(sp); 62 spin_unlock_irqrestore(&ha->hardware_lock, flags); 63} 64 65static void 66qla2x00_ctx_sp_free(srb_t *sp) 67{ 68 struct srb_ctx *ctx = sp->ctx; 69 struct srb_iocb *iocb = ctx->u.iocb_cmd; 70 struct scsi_qla_host *vha = sp->fcport->vha; 71 72 del_timer(&iocb->timer); 73 kfree(iocb); 74 kfree(ctx); 75 mempool_free(sp, sp->fcport->vha->hw->srb_mempool); 76 77 QLA_VHA_MARK_NOT_BUSY(vha); 78} 79 80inline srb_t * 81qla2x00_get_ctx_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size, 82 unsigned long tmo) 83{ 84 srb_t *sp = NULL; 85 struct qla_hw_data *ha = vha->hw; 86 struct srb_ctx *ctx; 87 struct srb_iocb *iocb; 88 uint8_t bail; 89 90 QLA_VHA_MARK_BUSY(vha, bail); 91 if (bail) 92 return NULL; 93 94 sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL); 95 if (!sp) 96 goto done; 97 ctx = kzalloc(size, GFP_KERNEL); 98 if (!ctx) { 99 mempool_free(sp, ha->srb_mempool); 100 sp = NULL; 101 goto done; 102 } 103 iocb = kzalloc(sizeof(struct srb_iocb), GFP_KERNEL); 104 if (!iocb) { 105 mempool_free(sp, ha->srb_mempool); 106 sp = NULL; 107 kfree(ctx); 108 goto done; 109 } 110 111 memset(sp, 0, sizeof(*sp)); 112 sp->fcport = fcport; 113 sp->ctx = ctx; 114 ctx->u.iocb_cmd = iocb; 115 iocb->free = qla2x00_ctx_sp_free; 116 117 init_timer(&iocb->timer); 118 if (!tmo) 119 goto done; 120 iocb->timer.expires = jiffies + tmo * HZ; 121 iocb->timer.data = (unsigned long)sp; 122 iocb->timer.function = qla2x00_ctx_sp_timeout; 123 add_timer(&iocb->timer); 124done: 125 if (!sp) 126 QLA_VHA_MARK_NOT_BUSY(vha); 127 return sp; 128} 129 130/* Asynchronous Login/Logout Routines -------------------------------------- */ 131 132static inline unsigned long 133qla2x00_get_async_timeout(struct scsi_qla_host *vha) 134{ 135 unsigned long tmo; 136 struct qla_hw_data *ha = vha->hw; 137 138 /* Firmware should use switch negotiated r_a_tov for timeout. */ 139 tmo = ha->r_a_tov / 10 * 2; 140 if (!IS_FWI2_CAPABLE(ha)) { 141 /* 142 * Except for earlier ISPs where the timeout is seeded from the 143 * initialization control block. 144 */ 145 tmo = ha->login_timeout; 146 } 147 return tmo; 148} 149 150static void 151qla2x00_async_iocb_timeout(srb_t *sp) 152{ 153 fc_port_t *fcport = sp->fcport; 154 struct srb_ctx *ctx = sp->ctx; 155 156 ql_dbg(ql_dbg_disc, fcport->vha, 0x2071, 157 "Async-%s timeout - hdl=%x portid=%02x%02x%02x.\n", 158 ctx->name, sp->handle, fcport->d_id.b.domain, fcport->d_id.b.area, 159 fcport->d_id.b.al_pa); 160 161 fcport->flags &= ~FCF_ASYNC_SENT; 162 if (ctx->type == SRB_LOGIN_CMD) { 163 struct srb_iocb *lio = ctx->u.iocb_cmd; 164 qla2x00_post_async_logout_work(fcport->vha, fcport, NULL); 165 /* Retry as needed. */ 166 lio->u.logio.data[0] = MBS_COMMAND_ERROR; 167 lio->u.logio.data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ? 168 QLA_LOGIO_LOGIN_RETRIED : 0; 169 qla2x00_post_async_login_done_work(fcport->vha, fcport, 170 lio->u.logio.data); 171 } 172} 173 174static void 175qla2x00_async_login_ctx_done(srb_t *sp) 176{ 177 struct srb_ctx *ctx = sp->ctx; 178 struct srb_iocb *lio = ctx->u.iocb_cmd; 179 180 qla2x00_post_async_login_done_work(sp->fcport->vha, sp->fcport, 181 lio->u.logio.data); 182 lio->free(sp); 183} 184 185int 186qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport, 187 uint16_t *data) 188{ 189 srb_t *sp; 190 struct srb_ctx *ctx; 191 struct srb_iocb *lio; 192 int rval; 193 194 rval = QLA_FUNCTION_FAILED; 195 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx), 196 qla2x00_get_async_timeout(vha) + 2); 197 if (!sp) 198 goto done; 199 200 ctx = sp->ctx; 201 ctx->type = SRB_LOGIN_CMD; 202 ctx->name = "login"; 203 lio = ctx->u.iocb_cmd; 204 lio->timeout = qla2x00_async_iocb_timeout; 205 lio->done = qla2x00_async_login_ctx_done; 206 lio->u.logio.flags |= SRB_LOGIN_COND_PLOGI; 207 if (data[1] & QLA_LOGIO_LOGIN_RETRIED) 208 lio->u.logio.flags |= SRB_LOGIN_RETRIED; 209 rval = qla2x00_start_sp(sp); 210 if (rval != QLA_SUCCESS) 211 goto done_free_sp; 212 213 ql_dbg(ql_dbg_disc, vha, 0x2072, 214 "Async-login - hdl=%x, loopid=%x portid=%02x%02x%02x " 215 "retries=%d.\n", sp->handle, fcport->loop_id, 216 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa, 217 fcport->login_retry); 218 return rval; 219 220done_free_sp: 221 lio->free(sp); 222done: 223 return rval; 224} 225 226static void 227qla2x00_async_logout_ctx_done(srb_t *sp) 228{ 229 struct srb_ctx *ctx = sp->ctx; 230 struct srb_iocb *lio = ctx->u.iocb_cmd; 231 232 qla2x00_post_async_logout_done_work(sp->fcport->vha, sp->fcport, 233 lio->u.logio.data); 234 lio->free(sp); 235} 236 237int 238qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport) 239{ 240 srb_t *sp; 241 struct srb_ctx *ctx; 242 struct srb_iocb *lio; 243 int rval; 244 245 rval = QLA_FUNCTION_FAILED; 246 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx), 247 qla2x00_get_async_timeout(vha) + 2); 248 if (!sp) 249 goto done; 250 251 ctx = sp->ctx; 252 ctx->type = SRB_LOGOUT_CMD; 253 ctx->name = "logout"; 254 lio = ctx->u.iocb_cmd; 255 lio->timeout = qla2x00_async_iocb_timeout; 256 lio->done = qla2x00_async_logout_ctx_done; 257 rval = qla2x00_start_sp(sp); 258 if (rval != QLA_SUCCESS) 259 goto done_free_sp; 260 261 ql_dbg(ql_dbg_disc, vha, 0x2070, 262 "Async-logout - hdl=%x loop-id=%x portid=%02x%02x%02x.\n", 263 sp->handle, fcport->loop_id, fcport->d_id.b.domain, 264 fcport->d_id.b.area, fcport->d_id.b.al_pa); 265 return rval; 266 267done_free_sp: 268 lio->free(sp); 269done: 270 return rval; 271} 272 273static void 274qla2x00_async_adisc_ctx_done(srb_t *sp) 275{ 276 struct srb_ctx *ctx = sp->ctx; 277 struct srb_iocb *lio = ctx->u.iocb_cmd; 278 279 qla2x00_post_async_adisc_done_work(sp->fcport->vha, sp->fcport, 280 lio->u.logio.data); 281 lio->free(sp); 282} 283 284int 285qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport, 286 uint16_t *data) 287{ 288 srb_t *sp; 289 struct srb_ctx *ctx; 290 struct srb_iocb *lio; 291 int rval; 292 293 rval = QLA_FUNCTION_FAILED; 294 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx), 295 qla2x00_get_async_timeout(vha) + 2); 296 if (!sp) 297 goto done; 298 299 ctx = sp->ctx; 300 ctx->type = SRB_ADISC_CMD; 301 ctx->name = "adisc"; 302 lio = ctx->u.iocb_cmd; 303 lio->timeout = qla2x00_async_iocb_timeout; 304 lio->done = qla2x00_async_adisc_ctx_done; 305 if (data[1] & QLA_LOGIO_LOGIN_RETRIED) 306 lio->u.logio.flags |= SRB_LOGIN_RETRIED; 307 rval = qla2x00_start_sp(sp); 308 if (rval != QLA_SUCCESS) 309 goto done_free_sp; 310 311 ql_dbg(ql_dbg_disc, vha, 0x206f, 312 "Async-adisc - hdl=%x loopid=%x portid=%02x%02x%02x.\n", 313 sp->handle, fcport->loop_id, fcport->d_id.b.domain, 314 fcport->d_id.b.area, fcport->d_id.b.al_pa); 315 return rval; 316 317done_free_sp: 318 lio->free(sp); 319done: 320 return rval; 321} 322 323static void 324qla2x00_async_tm_cmd_ctx_done(srb_t *sp) 325{ 326 struct srb_ctx *ctx = sp->ctx; 327 struct srb_iocb *iocb = (struct srb_iocb *)ctx->u.iocb_cmd; 328 329 qla2x00_async_tm_cmd_done(sp->fcport->vha, sp->fcport, iocb); 330 iocb->free(sp); 331} 332 333int 334qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun, 335 uint32_t tag) 336{ 337 struct scsi_qla_host *vha = fcport->vha; 338 srb_t *sp; 339 struct srb_ctx *ctx; 340 struct srb_iocb *tcf; 341 int rval; 342 343 rval = QLA_FUNCTION_FAILED; 344 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx), 345 qla2x00_get_async_timeout(vha) + 2); 346 if (!sp) 347 goto done; 348 349 ctx = sp->ctx; 350 ctx->type = SRB_TM_CMD; 351 ctx->name = "tmf"; 352 tcf = ctx->u.iocb_cmd; 353 tcf->u.tmf.flags = flags; 354 tcf->u.tmf.lun = lun; 355 tcf->u.tmf.data = tag; 356 tcf->timeout = qla2x00_async_iocb_timeout; 357 tcf->done = qla2x00_async_tm_cmd_ctx_done; 358 359 rval = qla2x00_start_sp(sp); 360 if (rval != QLA_SUCCESS) 361 goto done_free_sp; 362 363 ql_dbg(ql_dbg_taskm, vha, 0x802f, 364 "Async-tmf hdl=%x loop-id=%x portid=%02x%02x%02x.\n", 365 sp->handle, fcport->loop_id, fcport->d_id.b.domain, 366 fcport->d_id.b.area, fcport->d_id.b.al_pa); 367 return rval; 368 369done_free_sp: 370 tcf->free(sp); 371done: 372 return rval; 373} 374 375void 376qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport, 377 uint16_t *data) 378{ 379 int rval; 380 381 switch (data[0]) { 382 case MBS_COMMAND_COMPLETE: 383 /* 384 * Driver must validate login state - If PRLI not complete, 385 * force a relogin attempt via implicit LOGO, PLOGI, and PRLI 386 * requests. 387 */ 388 rval = qla2x00_get_port_database(vha, fcport, 0); 389 if (rval != QLA_SUCCESS) { 390 qla2x00_post_async_logout_work(vha, fcport, NULL); 391 qla2x00_post_async_login_work(vha, fcport, NULL); 392 break; 393 } 394 if (fcport->flags & FCF_FCP2_DEVICE) { 395 qla2x00_post_async_adisc_work(vha, fcport, data); 396 break; 397 } 398 qla2x00_update_fcport(vha, fcport); 399 break; 400 case MBS_COMMAND_ERROR: 401 fcport->flags &= ~FCF_ASYNC_SENT; 402 if (data[1] & QLA_LOGIO_LOGIN_RETRIED) 403 set_bit(RELOGIN_NEEDED, &vha->dpc_flags); 404 else 405 qla2x00_mark_device_lost(vha, fcport, 1, 0); 406 break; 407 case MBS_PORT_ID_USED: 408 fcport->loop_id = data[1]; 409 qla2x00_post_async_logout_work(vha, fcport, NULL); 410 qla2x00_post_async_login_work(vha, fcport, NULL); 411 break; 412 case MBS_LOOP_ID_USED: 413 fcport->loop_id++; 414 rval = qla2x00_find_new_loop_id(vha, fcport); 415 if (rval != QLA_SUCCESS) { 416 fcport->flags &= ~FCF_ASYNC_SENT; 417 qla2x00_mark_device_lost(vha, fcport, 1, 0); 418 break; 419 } 420 qla2x00_post_async_login_work(vha, fcport, NULL); 421 break; 422 } 423 return; 424} 425 426void 427qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport, 428 uint16_t *data) 429{ 430 qla2x00_mark_device_lost(vha, fcport, 1, 0); 431 return; 432} 433 434void 435qla2x00_async_adisc_done(struct scsi_qla_host *vha, fc_port_t *fcport, 436 uint16_t *data) 437{ 438 if (data[0] == MBS_COMMAND_COMPLETE) { 439 qla2x00_update_fcport(vha, fcport); 440 441 return; 442 } 443 444 /* Retry login. */ 445 fcport->flags &= ~FCF_ASYNC_SENT; 446 if (data[1] & QLA_LOGIO_LOGIN_RETRIED) 447 set_bit(RELOGIN_NEEDED, &vha->dpc_flags); 448 else 449 qla2x00_mark_device_lost(vha, fcport, 1, 0); 450 451 return; 452} 453 454void 455qla2x00_async_tm_cmd_done(struct scsi_qla_host *vha, fc_port_t *fcport, 456 struct srb_iocb *iocb) 457{ 458 int rval; 459 uint32_t flags; 460 uint16_t lun; 461 462 flags = iocb->u.tmf.flags; 463 lun = (uint16_t)iocb->u.tmf.lun; 464 465 /* Issue Marker IOCB */ 466 rval = qla2x00_marker(vha, vha->hw->req_q_map[0], 467 vha->hw->rsp_q_map[0], fcport->loop_id, lun, 468 flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID); 469 470 if ((rval != QLA_SUCCESS) || iocb->u.tmf.data) { 471 ql_dbg(ql_dbg_taskm, vha, 0x8030, 472 "TM IOCB failed (%x).\n", rval); 473 } 474 475 return; 476} 477 478/****************************************************************************/ 479/* QLogic ISP2x00 Hardware Support Functions. */ 480/****************************************************************************/ 481 482/* 483* qla2x00_initialize_adapter 484* Initialize board. 485* 486* Input: 487* ha = adapter block pointer. 488* 489* Returns: 490* 0 = success 491*/ 492int 493qla2x00_initialize_adapter(scsi_qla_host_t *vha) 494{ 495 int rval; 496 struct qla_hw_data *ha = vha->hw; 497 struct req_que *req = ha->req_q_map[0]; 498 499 /* Clear adapter flags. */ 500 vha->flags.online = 0; 501 ha->flags.chip_reset_done = 0; 502 vha->flags.reset_active = 0; 503 ha->flags.pci_channel_io_perm_failure = 0; 504 ha->flags.eeh_busy = 0; 505 ha->flags.thermal_supported = 1; 506 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); 507 atomic_set(&vha->loop_state, LOOP_DOWN); 508 vha->device_flags = DFLG_NO_CABLE; 509 vha->dpc_flags = 0; 510 vha->flags.management_server_logged_in = 0; 511 vha->marker_needed = 0; 512 ha->isp_abort_cnt = 0; 513 ha->beacon_blink_led = 0; 514 515 set_bit(0, ha->req_qid_map); 516 set_bit(0, ha->rsp_qid_map); 517 518 ql_dbg(ql_dbg_init, vha, 0x0040, 519 "Configuring PCI space...\n"); 520 rval = ha->isp_ops->pci_config(vha); 521 if (rval) { 522 ql_log(ql_log_warn, vha, 0x0044, 523 "Unable to configure PCI space.\n"); 524 return (rval); 525 } 526 527 ha->isp_ops->reset_chip(vha); 528 529 rval = qla2xxx_get_flash_info(vha); 530 if (rval) { 531 ql_log(ql_log_fatal, vha, 0x004f, 532 "Unable to validate FLASH data.\n"); 533 return (rval); 534 } 535 536 ha->isp_ops->get_flash_version(vha, req->ring); 537 ql_dbg(ql_dbg_init, vha, 0x0061, 538 "Configure NVRAM parameters...\n"); 539 540 ha->isp_ops->nvram_config(vha); 541 542 if (ha->flags.disable_serdes) { 543 /* Mask HBA via NVRAM settings? */ 544 ql_log(ql_log_info, vha, 0x0077, 545 "Masking HBA WWPN " 546 "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n", 547 vha->port_name[0], vha->port_name[1], 548 vha->port_name[2], vha->port_name[3], 549 vha->port_name[4], vha->port_name[5], 550 vha->port_name[6], vha->port_name[7]); 551 return QLA_FUNCTION_FAILED; 552 } 553 554 ql_dbg(ql_dbg_init, vha, 0x0078, 555 "Verifying loaded RISC code...\n"); 556 557 if (qla2x00_isp_firmware(vha) != QLA_SUCCESS) { 558 rval = ha->isp_ops->chip_diag(vha); 559 if (rval) 560 return (rval); 561 rval = qla2x00_setup_chip(vha); 562 if (rval) 563 return (rval); 564 } 565 566 if (IS_QLA84XX(ha)) { 567 ha->cs84xx = qla84xx_get_chip(vha); 568 if (!ha->cs84xx) { 569 ql_log(ql_log_warn, vha, 0x00d0, 570 "Unable to configure ISP84XX.\n"); 571 return QLA_FUNCTION_FAILED; 572 } 573 } 574 rval = qla2x00_init_rings(vha); 575 ha->flags.chip_reset_done = 1; 576 577 if (rval == QLA_SUCCESS && IS_QLA84XX(ha)) { 578 /* Issue verify 84xx FW IOCB to complete 84xx initialization */ 579 rval = qla84xx_init_chip(vha); 580 if (rval != QLA_SUCCESS) { 581 ql_log(ql_log_warn, vha, 0x00d4, 582 "Unable to initialize ISP84XX.\n"); 583 qla84xx_put_chip(vha); 584 } 585 } 586 587 if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha)) 588 qla24xx_read_fcp_prio_cfg(vha); 589 590 return (rval); 591} 592 593/** 594 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers. 595 * @ha: HA context 596 * 597 * Returns 0 on success. 598 */ 599int 600qla2100_pci_config(scsi_qla_host_t *vha) 601{ 602 uint16_t w; 603 unsigned long flags; 604 struct qla_hw_data *ha = vha->hw; 605 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; 606 607 pci_set_master(ha->pdev); 608 pci_try_set_mwi(ha->pdev); 609 610 pci_read_config_word(ha->pdev, PCI_COMMAND, &w); 611 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); 612 pci_write_config_word(ha->pdev, PCI_COMMAND, w); 613 614 pci_disable_rom(ha->pdev); 615 616 /* Get PCI bus information. */ 617 spin_lock_irqsave(&ha->hardware_lock, flags); 618 ha->pci_attr = RD_REG_WORD(®->ctrl_status); 619 spin_unlock_irqrestore(&ha->hardware_lock, flags); 620 621 return QLA_SUCCESS; 622} 623 624/** 625 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers. 626 * @ha: HA context 627 * 628 * Returns 0 on success. 629 */ 630int 631qla2300_pci_config(scsi_qla_host_t *vha) 632{ 633 uint16_t w; 634 unsigned long flags = 0; 635 uint32_t cnt; 636 struct qla_hw_data *ha = vha->hw; 637 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; 638 639 pci_set_master(ha->pdev); 640 pci_try_set_mwi(ha->pdev); 641 642 pci_read_config_word(ha->pdev, PCI_COMMAND, &w); 643 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); 644 645 if (IS_QLA2322(ha) || IS_QLA6322(ha)) 646 w &= ~PCI_COMMAND_INTX_DISABLE; 647 pci_write_config_word(ha->pdev, PCI_COMMAND, w); 648 649 /* 650 * If this is a 2300 card and not 2312, reset the 651 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately, 652 * the 2310 also reports itself as a 2300 so we need to get the 653 * fb revision level -- a 6 indicates it really is a 2300 and 654 * not a 2310. 655 */ 656 if (IS_QLA2300(ha)) { 657 spin_lock_irqsave(&ha->hardware_lock, flags); 658 659 /* Pause RISC. */ 660 WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); 661 for (cnt = 0; cnt < 30000; cnt++) { 662 if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) 663 break; 664 665 udelay(10); 666 } 667 668 /* Select FPM registers. */ 669 WRT_REG_WORD(®->ctrl_status, 0x20); 670 RD_REG_WORD(®->ctrl_status); 671 672 /* Get the fb rev level */ 673 ha->fb_rev = RD_FB_CMD_REG(ha, reg); 674 675 if (ha->fb_rev == FPM_2300) 676 pci_clear_mwi(ha->pdev); 677 678 /* Deselect FPM registers. */ 679 WRT_REG_WORD(®->ctrl_status, 0x0); 680 RD_REG_WORD(®->ctrl_status); 681 682 /* Release RISC module. */ 683 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); 684 for (cnt = 0; cnt < 30000; cnt++) { 685 if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) == 0) 686 break; 687 688 udelay(10); 689 } 690 691 spin_unlock_irqrestore(&ha->hardware_lock, flags); 692 } 693 694 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); 695 696 pci_disable_rom(ha->pdev); 697 698 /* Get PCI bus information. */ 699 spin_lock_irqsave(&ha->hardware_lock, flags); 700 ha->pci_attr = RD_REG_WORD(®->ctrl_status); 701 spin_unlock_irqrestore(&ha->hardware_lock, flags); 702 703 return QLA_SUCCESS; 704} 705 706/** 707 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers. 708 * @ha: HA context 709 * 710 * Returns 0 on success. 711 */ 712int 713qla24xx_pci_config(scsi_qla_host_t *vha) 714{ 715 uint16_t w; 716 unsigned long flags = 0; 717 struct qla_hw_data *ha = vha->hw; 718 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; 719 720 pci_set_master(ha->pdev); 721 pci_try_set_mwi(ha->pdev); 722 723 pci_read_config_word(ha->pdev, PCI_COMMAND, &w); 724 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); 725 w &= ~PCI_COMMAND_INTX_DISABLE; 726 pci_write_config_word(ha->pdev, PCI_COMMAND, w); 727 728 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); 729 730 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */ 731 if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX)) 732 pcix_set_mmrbc(ha->pdev, 2048); 733 734 /* PCIe -- adjust Maximum Read Request Size (2048). */ 735 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP)) 736 pcie_set_readrq(ha->pdev, 2048); 737 738 pci_disable_rom(ha->pdev); 739 740 ha->chip_revision = ha->pdev->revision; 741 742 /* Get PCI bus information. */ 743 spin_lock_irqsave(&ha->hardware_lock, flags); 744 ha->pci_attr = RD_REG_DWORD(®->ctrl_status); 745 spin_unlock_irqrestore(&ha->hardware_lock, flags); 746 747 return QLA_SUCCESS; 748} 749 750/** 751 * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers. 752 * @ha: HA context 753 * 754 * Returns 0 on success. 755 */ 756int 757qla25xx_pci_config(scsi_qla_host_t *vha) 758{ 759 uint16_t w; 760 struct qla_hw_data *ha = vha->hw; 761 762 pci_set_master(ha->pdev); 763 pci_try_set_mwi(ha->pdev); 764 765 pci_read_config_word(ha->pdev, PCI_COMMAND, &w); 766 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); 767 w &= ~PCI_COMMAND_INTX_DISABLE; 768 pci_write_config_word(ha->pdev, PCI_COMMAND, w); 769 770 /* PCIe -- adjust Maximum Read Request Size (2048). */ 771 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP)) 772 pcie_set_readrq(ha->pdev, 2048); 773 774 pci_disable_rom(ha->pdev); 775 776 ha->chip_revision = ha->pdev->revision; 777 778 return QLA_SUCCESS; 779} 780 781/** 782 * qla2x00_isp_firmware() - Choose firmware image. 783 * @ha: HA context 784 * 785 * Returns 0 on success. 786 */ 787static int 788qla2x00_isp_firmware(scsi_qla_host_t *vha) 789{ 790 int rval; 791 uint16_t loop_id, topo, sw_cap; 792 uint8_t domain, area, al_pa; 793 struct qla_hw_data *ha = vha->hw; 794 795 /* Assume loading risc code */ 796 rval = QLA_FUNCTION_FAILED; 797 798 if (ha->flags.disable_risc_code_load) { 799 ql_log(ql_log_info, vha, 0x0079, "RISC CODE NOT loaded.\n"); 800 801 /* Verify checksum of loaded RISC code. */ 802 rval = qla2x00_verify_checksum(vha, ha->fw_srisc_address); 803 if (rval == QLA_SUCCESS) { 804 /* And, verify we are not in ROM code. */ 805 rval = qla2x00_get_adapter_id(vha, &loop_id, &al_pa, 806 &area, &domain, &topo, &sw_cap); 807 } 808 } 809 810 if (rval) 811 ql_dbg(ql_dbg_init, vha, 0x007a, 812 "**** Load RISC code ****.\n"); 813 814 return (rval); 815} 816 817/** 818 * qla2x00_reset_chip() - Reset ISP chip. 819 * @ha: HA context 820 * 821 * Returns 0 on success. 822 */ 823void 824qla2x00_reset_chip(scsi_qla_host_t *vha) 825{ 826 unsigned long flags = 0; 827 struct qla_hw_data *ha = vha->hw; 828 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; 829 uint32_t cnt; 830 uint16_t cmd; 831 832 if (unlikely(pci_channel_offline(ha->pdev))) 833 return; 834 835 ha->isp_ops->disable_intrs(ha); 836 837 spin_lock_irqsave(&ha->hardware_lock, flags); 838 839 /* Turn off master enable */ 840 cmd = 0; 841 pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd); 842 cmd &= ~PCI_COMMAND_MASTER; 843 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); 844 845 if (!IS_QLA2100(ha)) { 846 /* Pause RISC. */ 847 WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); 848 if (IS_QLA2200(ha) || IS_QLA2300(ha)) { 849 for (cnt = 0; cnt < 30000; cnt++) { 850 if ((RD_REG_WORD(®->hccr) & 851 HCCR_RISC_PAUSE) != 0) 852 break; 853 udelay(100); 854 } 855 } else { 856 RD_REG_WORD(®->hccr); /* PCI Posting. */ 857 udelay(10); 858 } 859 860 /* Select FPM registers. */ 861 WRT_REG_WORD(®->ctrl_status, 0x20); 862 RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ 863 864 /* FPM Soft Reset. */ 865 WRT_REG_WORD(®->fpm_diag_config, 0x100); 866 RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ 867 868 /* Toggle Fpm Reset. */ 869 if (!IS_QLA2200(ha)) { 870 WRT_REG_WORD(®->fpm_diag_config, 0x0); 871 RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ 872 } 873 874 /* Select frame buffer registers. */ 875 WRT_REG_WORD(®->ctrl_status, 0x10); 876 RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ 877 878 /* Reset frame buffer FIFOs. */ 879 if (IS_QLA2200(ha)) { 880 WRT_FB_CMD_REG(ha, reg, 0xa000); 881 RD_FB_CMD_REG(ha, reg); /* PCI Posting. */ 882 } else { 883 WRT_FB_CMD_REG(ha, reg, 0x00fc); 884 885 /* Read back fb_cmd until zero or 3 seconds max */ 886 for (cnt = 0; cnt < 3000; cnt++) { 887 if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0) 888 break; 889 udelay(100); 890 } 891 } 892 893 /* Select RISC module registers. */ 894 WRT_REG_WORD(®->ctrl_status, 0); 895 RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ 896 897 /* Reset RISC processor. */ 898 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); 899 RD_REG_WORD(®->hccr); /* PCI Posting. */ 900 901 /* Release RISC processor. */ 902 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); 903 RD_REG_WORD(®->hccr); /* PCI Posting. */ 904 } 905 906 WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); 907 WRT_REG_WORD(®->hccr, HCCR_CLR_HOST_INT); 908 909 /* Reset ISP chip. */ 910 WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); 911 912 /* Wait for RISC to recover from reset. */ 913 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { 914 /* 915 * It is necessary to for a delay here since the card doesn't 916 * respond to PCI reads during a reset. On some architectures 917 * this will result in an MCA. 918 */ 919 udelay(20); 920 for (cnt = 30000; cnt; cnt--) { 921 if ((RD_REG_WORD(®->ctrl_status) & 922 CSR_ISP_SOFT_RESET) == 0) 923 break; 924 udelay(100); 925 } 926 } else 927 udelay(10); 928 929 /* Reset RISC processor. */ 930 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); 931 932 WRT_REG_WORD(®->semaphore, 0); 933 934 /* Release RISC processor. */ 935 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); 936 RD_REG_WORD(®->hccr); /* PCI Posting. */ 937 938 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { 939 for (cnt = 0; cnt < 30000; cnt++) { 940 if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY) 941 break; 942 943 udelay(100); 944 } 945 } else 946 udelay(100); 947 948 /* Turn on master enable */ 949 cmd |= PCI_COMMAND_MASTER; 950 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); 951 952 /* Disable RISC pause on FPM parity error. */ 953 if (!IS_QLA2100(ha)) { 954 WRT_REG_WORD(®->hccr, HCCR_DISABLE_PARITY_PAUSE); 955 RD_REG_WORD(®->hccr); /* PCI Posting. */ 956 } 957 958 spin_unlock_irqrestore(&ha->hardware_lock, flags); 959} 960 961/** 962 * qla81xx_reset_mpi() - Reset's MPI FW via Write MPI Register MBC. 963 * 964 * Returns 0 on success. 965 */ 966int 967qla81xx_reset_mpi(scsi_qla_host_t *vha) 968{ 969 uint16_t mb[4] = {0x1010, 0, 1, 0}; 970 971 return qla81xx_write_mpi_register(vha, mb); 972} 973 974/** 975 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC. 976 * @ha: HA context 977 * 978 * Returns 0 on success. 979 */ 980static inline void 981qla24xx_reset_risc(scsi_qla_host_t *vha) 982{ 983 unsigned long flags = 0; 984 struct qla_hw_data *ha = vha->hw; 985 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; 986 uint32_t cnt, d2; 987 uint16_t wd; 988 static int abts_cnt; /* ISP abort retry counts */ 989 990 spin_lock_irqsave(&ha->hardware_lock, flags); 991 992 /* Reset RISC. */ 993 WRT_REG_DWORD(®->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); 994 for (cnt = 0; cnt < 30000; cnt++) { 995 if ((RD_REG_DWORD(®->ctrl_status) & CSRX_DMA_ACTIVE) == 0) 996 break; 997 998 udelay(10); 999 } 1000 1001 WRT_REG_DWORD(®->ctrl_status, 1002 CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); 1003 pci_read_config_word(ha->pdev, PCI_COMMAND, &wd); 1004 1005 udelay(100); 1006 /* Wait for firmware to complete NVRAM accesses. */ 1007 d2 = (uint32_t) RD_REG_WORD(®->mailbox0); 1008 for (cnt = 10000 ; cnt && d2; cnt--) { 1009 udelay(5); 1010 d2 = (uint32_t) RD_REG_WORD(®->mailbox0); 1011 barrier(); 1012 } 1013 1014 /* Wait for soft-reset to complete. */ 1015 d2 = RD_REG_DWORD(®->ctrl_status); 1016 for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) { 1017 udelay(5); 1018 d2 = RD_REG_DWORD(®->ctrl_status); 1019 barrier(); 1020 } 1021 1022 /* If required, do an MPI FW reset now */ 1023 if (test_and_clear_bit(MPI_RESET_NEEDED, &vha->dpc_flags)) { 1024 if (qla81xx_reset_mpi(vha) != QLA_SUCCESS) { 1025 if (++abts_cnt < 5) { 1026 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 1027 set_bit(MPI_RESET_NEEDED, &vha->dpc_flags); 1028 } else { 1029 /* 1030 * We exhausted the ISP abort retries. We have to 1031 * set the board offline. 1032 */ 1033 abts_cnt = 0; 1034 vha->flags.online = 0; 1035 } 1036 } 1037 } 1038 1039 WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); 1040 RD_REG_DWORD(®->hccr); 1041 1042 WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); 1043 RD_REG_DWORD(®->hccr); 1044 1045 WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_RESET); 1046 RD_REG_DWORD(®->hccr); 1047 1048 d2 = (uint32_t) RD_REG_WORD(®->mailbox0); 1049 for (cnt = 6000000 ; cnt && d2; cnt--) { 1050 udelay(5); 1051 d2 = (uint32_t) RD_REG_WORD(®->mailbox0); 1052 barrier(); 1053 } 1054 1055 spin_unlock_irqrestore(&ha->hardware_lock, flags); 1056 1057 if (IS_NOPOLLING_TYPE(ha)) 1058 ha->isp_ops->enable_intrs(ha); 1059} 1060 1061/** 1062 * qla24xx_reset_chip() - Reset ISP24xx chip. 1063 * @ha: HA context 1064 * 1065 * Returns 0 on success. 1066 */ 1067void 1068qla24xx_reset_chip(scsi_qla_host_t *vha) 1069{ 1070 struct qla_hw_data *ha = vha->hw; 1071 1072 if (pci_channel_offline(ha->pdev) && 1073 ha->flags.pci_channel_io_perm_failure) { 1074 return; 1075 } 1076 1077 ha->isp_ops->disable_intrs(ha); 1078 1079 /* Perform RISC reset. */ 1080 qla24xx_reset_risc(vha); 1081} 1082 1083/** 1084 * qla2x00_chip_diag() - Test chip for proper operation. 1085 * @ha: HA context 1086 * 1087 * Returns 0 on success. 1088 */ 1089int 1090qla2x00_chip_diag(scsi_qla_host_t *vha) 1091{ 1092 int rval; 1093 struct qla_hw_data *ha = vha->hw; 1094 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; 1095 unsigned long flags = 0; 1096 uint16_t data; 1097 uint32_t cnt; 1098 uint16_t mb[5]; 1099 struct req_que *req = ha->req_q_map[0]; 1100 1101 /* Assume a failed state */ 1102 rval = QLA_FUNCTION_FAILED; 1103 1104 ql_dbg(ql_dbg_init, vha, 0x007b, 1105 "Testing device at %lx.\n", (u_long)®->flash_address); 1106 1107 spin_lock_irqsave(&ha->hardware_lock, flags); 1108 1109 /* Reset ISP chip. */ 1110 WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); 1111 1112 /* 1113 * We need to have a delay here since the card will not respond while 1114 * in reset causing an MCA on some architectures. 1115 */ 1116 udelay(20); 1117 data = qla2x00_debounce_register(®->ctrl_status); 1118 for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) { 1119 udelay(5); 1120 data = RD_REG_WORD(®->ctrl_status); 1121 barrier(); 1122 } 1123 1124 if (!cnt) 1125 goto chip_diag_failed; 1126 1127 ql_dbg(ql_dbg_init, vha, 0x007c, 1128 "Reset register cleared by chip reset.\n"); 1129 1130 /* Reset RISC processor. */ 1131 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); 1132 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); 1133 1134 /* Workaround for QLA2312 PCI parity error */ 1135 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { 1136 data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0)); 1137 for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) { 1138 udelay(5); 1139 data = RD_MAILBOX_REG(ha, reg, 0); 1140 barrier(); 1141 } 1142 } else 1143 udelay(10); 1144 1145 if (!cnt) 1146 goto chip_diag_failed; 1147 1148 /* Check product ID of chip */ 1149 ql_dbg(ql_dbg_init, vha, 0x007d, "Checking product Id of chip.\n"); 1150 1151 mb[1] = RD_MAILBOX_REG(ha, reg, 1); 1152 mb[2] = RD_MAILBOX_REG(ha, reg, 2); 1153 mb[3] = RD_MAILBOX_REG(ha, reg, 3); 1154 mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4)); 1155 if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) || 1156 mb[3] != PROD_ID_3) { 1157 ql_log(ql_log_warn, vha, 0x0062, 1158 "Wrong product ID = 0x%x,0x%x,0x%x.\n", 1159 mb[1], mb[2], mb[3]); 1160 1161 goto chip_diag_failed; 1162 } 1163 ha->product_id[0] = mb[1]; 1164 ha->product_id[1] = mb[2]; 1165 ha->product_id[2] = mb[3]; 1166 ha->product_id[3] = mb[4]; 1167 1168 /* Adjust fw RISC transfer size */ 1169 if (req->length > 1024) 1170 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024; 1171 else 1172 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1173 req->length; 1174 1175 if (IS_QLA2200(ha) && 1176 RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) { 1177 /* Limit firmware transfer size with a 2200A */ 1178 ql_dbg(ql_dbg_init, vha, 0x007e, "Found QLA2200A Chip.\n"); 1179 1180 ha->device_type |= DT_ISP2200A; 1181 ha->fw_transfer_size = 128; 1182 } 1183 1184 /* Wrap Incoming Mailboxes Test. */ 1185 spin_unlock_irqrestore(&ha->hardware_lock, flags); 1186 1187 ql_dbg(ql_dbg_init, vha, 0x007f, "Checking mailboxes.\n"); 1188 rval = qla2x00_mbx_reg_test(vha); 1189 if (rval) 1190 ql_log(ql_log_warn, vha, 0x0080, 1191 "Failed mailbox send register test.\n"); 1192 else 1193 /* Flag a successful rval */ 1194 rval = QLA_SUCCESS; 1195 spin_lock_irqsave(&ha->hardware_lock, flags); 1196 1197chip_diag_failed: 1198 if (rval) 1199 ql_log(ql_log_info, vha, 0x0081, 1200 "Chip diagnostics **** FAILED ****.\n"); 1201 1202 spin_unlock_irqrestore(&ha->hardware_lock, flags); 1203 1204 return (rval); 1205} 1206 1207/** 1208 * qla24xx_chip_diag() - Test ISP24xx for proper operation. 1209 * @ha: HA context 1210 * 1211 * Returns 0 on success. 1212 */ 1213int 1214qla24xx_chip_diag(scsi_qla_host_t *vha) 1215{ 1216 int rval; 1217 struct qla_hw_data *ha = vha->hw; 1218 struct req_que *req = ha->req_q_map[0]; 1219 1220 if (IS_QLA82XX(ha)) 1221 return QLA_SUCCESS; 1222 1223 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length; 1224 1225 rval = qla2x00_mbx_reg_test(vha); 1226 if (rval) { 1227 ql_log(ql_log_warn, vha, 0x0082, 1228 "Failed mailbox send register test.\n"); 1229 } else { 1230 /* Flag a successful rval */ 1231 rval = QLA_SUCCESS; 1232 } 1233 1234 return rval; 1235} 1236 1237void 1238qla2x00_alloc_fw_dump(scsi_qla_host_t *vha) 1239{ 1240 int rval; 1241 uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size, 1242 eft_size, fce_size, mq_size; 1243 dma_addr_t tc_dma; 1244 void *tc; 1245 struct qla_hw_data *ha = vha->hw; 1246 struct req_que *req = ha->req_q_map[0]; 1247 struct rsp_que *rsp = ha->rsp_q_map[0]; 1248 1249 if (ha->fw_dump) { 1250 ql_dbg(ql_dbg_init, vha, 0x00bd, 1251 "Firmware dump already allocated.\n"); 1252 return; 1253 } 1254 1255 ha->fw_dumped = 0; 1256 fixed_size = mem_size = eft_size = fce_size = mq_size = 0; 1257 if (IS_QLA2100(ha) || IS_QLA2200(ha)) { 1258 fixed_size = sizeof(struct qla2100_fw_dump); 1259 } else if (IS_QLA23XX(ha)) { 1260 fixed_size = offsetof(struct qla2300_fw_dump, data_ram); 1261 mem_size = (ha->fw_memory_size - 0x11000 + 1) * 1262 sizeof(uint16_t); 1263 } else if (IS_FWI2_CAPABLE(ha)) { 1264 if (IS_QLA81XX(ha)) 1265 fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem); 1266 else if (IS_QLA25XX(ha)) 1267 fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem); 1268 else 1269 fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem); 1270 mem_size = (ha->fw_memory_size - 0x100000 + 1) * 1271 sizeof(uint32_t); 1272 if (ha->mqenable) 1273 mq_size = sizeof(struct qla2xxx_mq_chain); 1274 /* Allocate memory for Fibre Channel Event Buffer. */ 1275 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha)) 1276 goto try_eft; 1277 1278 tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma, 1279 GFP_KERNEL); 1280 if (!tc) { 1281 ql_log(ql_log_warn, vha, 0x00be, 1282 "Unable to allocate (%d KB) for FCE.\n", 1283 FCE_SIZE / 1024); 1284 goto try_eft; 1285 } 1286 1287 memset(tc, 0, FCE_SIZE); 1288 rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS, 1289 ha->fce_mb, &ha->fce_bufs); 1290 if (rval) { 1291 ql_log(ql_log_warn, vha, 0x00bf, 1292 "Unable to initialize FCE (%d).\n", rval); 1293 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc, 1294 tc_dma); 1295 ha->flags.fce_enabled = 0; 1296 goto try_eft; 1297 } 1298 ql_dbg(ql_dbg_init, vha, 0x00c0, 1299 "Allocate (%d KB) for FCE...\n", FCE_SIZE / 1024); 1300 1301 fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE; 1302 ha->flags.fce_enabled = 1; 1303 ha->fce_dma = tc_dma; 1304 ha->fce = tc; 1305try_eft: 1306 /* Allocate memory for Extended Trace Buffer. */ 1307 tc = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma, 1308 GFP_KERNEL); 1309 if (!tc) { 1310 ql_log(ql_log_warn, vha, 0x00c1, 1311 "Unable to allocate (%d KB) for EFT.\n", 1312 EFT_SIZE / 1024); 1313 goto cont_alloc; 1314 } 1315 1316 memset(tc, 0, EFT_SIZE); 1317 rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS); 1318 if (rval) { 1319 ql_log(ql_log_warn, vha, 0x00c2, 1320 "Unable to initialize EFT (%d).\n", rval); 1321 dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc, 1322 tc_dma); 1323 goto cont_alloc; 1324 } 1325 ql_dbg(ql_dbg_init, vha, 0x00c3, 1326 "Allocated (%d KB) EFT ...\n", EFT_SIZE / 1024); 1327 1328 eft_size = EFT_SIZE; 1329 ha->eft_dma = tc_dma; 1330 ha->eft = tc; 1331 } 1332cont_alloc: 1333 req_q_size = req->length * sizeof(request_t); 1334 rsp_q_size = rsp->length * sizeof(response_t); 1335 1336 dump_size = offsetof(struct qla2xxx_fw_dump, isp); 1337 dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + eft_size; 1338 ha->chain_offset = dump_size; 1339 dump_size += mq_size + fce_size; 1340 1341 ha->fw_dump = vmalloc(dump_size); 1342 if (!ha->fw_dump) { 1343 ql_log(ql_log_warn, vha, 0x00c4, 1344 "Unable to allocate (%d KB) for firmware dump.\n", 1345 dump_size / 1024); 1346 1347 if (ha->fce) { 1348 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce, 1349 ha->fce_dma); 1350 ha->fce = NULL; 1351 ha->fce_dma = 0; 1352 } 1353 1354 if (ha->eft) { 1355 dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft, 1356 ha->eft_dma); 1357 ha->eft = NULL; 1358 ha->eft_dma = 0; 1359 } 1360 return; 1361 } 1362 ql_dbg(ql_dbg_init, vha, 0x00c5, 1363 "Allocated (%d KB) for firmware dump.\n", dump_size / 1024); 1364 1365 ha->fw_dump_len = dump_size; 1366 ha->fw_dump->signature[0] = 'Q'; 1367 ha->fw_dump->signature[1] = 'L'; 1368 ha->fw_dump->signature[2] = 'G'; 1369 ha->fw_dump->signature[3] = 'C'; 1370 ha->fw_dump->version = __constant_htonl(1); 1371 1372 ha->fw_dump->fixed_size = htonl(fixed_size); 1373 ha->fw_dump->mem_size = htonl(mem_size); 1374 ha->fw_dump->req_q_size = htonl(req_q_size); 1375 ha->fw_dump->rsp_q_size = htonl(rsp_q_size); 1376 1377 ha->fw_dump->eft_size = htonl(eft_size); 1378 ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma)); 1379 ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma)); 1380 1381 ha->fw_dump->header_size = 1382 htonl(offsetof(struct qla2xxx_fw_dump, isp)); 1383} 1384 1385static int 1386qla81xx_mpi_sync(scsi_qla_host_t *vha) 1387{ 1388#define MPS_MASK 0xe0 1389 int rval; 1390 uint16_t dc; 1391 uint32_t dw; 1392 1393 if (!IS_QLA81XX(vha->hw)) 1394 return QLA_SUCCESS; 1395 1396 rval = qla2x00_write_ram_word(vha, 0x7c00, 1); 1397 if (rval != QLA_SUCCESS) { 1398 ql_log(ql_log_warn, vha, 0x0105, 1399 "Unable to acquire semaphore.\n"); 1400 goto done; 1401 } 1402 1403 pci_read_config_word(vha->hw->pdev, 0x54, &dc); 1404 rval = qla2x00_read_ram_word(vha, 0x7a15, &dw); 1405 if (rval != QLA_SUCCESS) { 1406 ql_log(ql_log_warn, vha, 0x0067, "Unable to read sync.\n"); 1407 goto done_release; 1408 } 1409 1410 dc &= MPS_MASK; 1411 if (dc == (dw & MPS_MASK)) 1412 goto done_release; 1413 1414 dw &= ~MPS_MASK; 1415 dw |= dc; 1416 rval = qla2x00_write_ram_word(vha, 0x7a15, dw); 1417 if (rval != QLA_SUCCESS) { 1418 ql_log(ql_log_warn, vha, 0x0114, "Unable to gain sync.\n"); 1419 } 1420 1421done_release: 1422 rval = qla2x00_write_ram_word(vha, 0x7c00, 0); 1423 if (rval != QLA_SUCCESS) { 1424 ql_log(ql_log_warn, vha, 0x006d, 1425 "Unable to release semaphore.\n"); 1426 } 1427 1428done: 1429 return rval; 1430} 1431 1432/** 1433 * qla2x00_setup_chip() - Load and start RISC firmware. 1434 * @ha: HA context 1435 * 1436 * Returns 0 on success. 1437 */ 1438static int 1439qla2x00_setup_chip(scsi_qla_host_t *vha) 1440{ 1441 int rval; 1442 uint32_t srisc_address = 0; 1443 struct qla_hw_data *ha = vha->hw; 1444 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; 1445 unsigned long flags; 1446 uint16_t fw_major_version; 1447 1448 if (IS_QLA82XX(ha)) { 1449 rval = ha->isp_ops->load_risc(vha, &srisc_address); 1450 if (rval == QLA_SUCCESS) { 1451 qla2x00_stop_firmware(vha); 1452 goto enable_82xx_npiv; 1453 } else 1454 goto failed; 1455 } 1456 1457 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) { 1458 /* Disable SRAM, Instruction RAM and GP RAM parity. */ 1459 spin_lock_irqsave(&ha->hardware_lock, flags); 1460 WRT_REG_WORD(®->hccr, (HCCR_ENABLE_PARITY + 0x0)); 1461 RD_REG_WORD(®->hccr); 1462 spin_unlock_irqrestore(&ha->hardware_lock, flags); 1463 } 1464 1465 qla81xx_mpi_sync(vha); 1466 1467 /* Load firmware sequences */ 1468 rval = ha->isp_ops->load_risc(vha, &srisc_address); 1469 if (rval == QLA_SUCCESS) { 1470 ql_dbg(ql_dbg_init, vha, 0x00c9, 1471 "Verifying Checksum of loaded RISC code.\n"); 1472 1473 rval = qla2x00_verify_checksum(vha, srisc_address); 1474 if (rval == QLA_SUCCESS) { 1475 /* Start firmware execution. */ 1476 ql_dbg(ql_dbg_init, vha, 0x00ca, 1477 "Starting firmware.\n"); 1478 1479 rval = qla2x00_execute_fw(vha, srisc_address); 1480 /* Retrieve firmware information. */ 1481 if (rval == QLA_SUCCESS) { 1482enable_82xx_npiv: 1483 fw_major_version = ha->fw_major_version; 1484 if (IS_QLA82XX(ha)) 1485 qla82xx_check_md_needed(vha); 1486 else { 1487 rval = qla2x00_get_fw_version(vha, 1488 &ha->fw_major_version, 1489 &ha->fw_minor_version, 1490 &ha->fw_subminor_version, 1491 &ha->fw_attributes, 1492 &ha->fw_memory_size, 1493 ha->mpi_version, 1494 &ha->mpi_capabilities, 1495 ha->phy_version); 1496 } 1497 if (rval != QLA_SUCCESS) 1498 goto failed; 1499 ha->flags.npiv_supported = 0; 1500 if (IS_QLA2XXX_MIDTYPE(ha) && 1501 (ha->fw_attributes & BIT_2)) { 1502 ha->flags.npiv_supported = 1; 1503 if ((!ha->max_npiv_vports) || 1504 ((ha->max_npiv_vports + 1) % 1505 MIN_MULTI_ID_FABRIC)) 1506 ha->max_npiv_vports = 1507 MIN_MULTI_ID_FABRIC - 1; 1508 } 1509 qla2x00_get_resource_cnts(vha, NULL, 1510 &ha->fw_xcb_count, NULL, NULL, 1511 &ha->max_npiv_vports, NULL); 1512 1513 if (!fw_major_version && ql2xallocfwdump 1514 && !IS_QLA82XX(ha)) 1515 qla2x00_alloc_fw_dump(vha); 1516 } 1517 } else { 1518 ql_log(ql_log_fatal, vha, 0x00cd, 1519 "ISP Firmware failed checksum.\n"); 1520 goto failed; 1521 } 1522 } 1523 1524 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) { 1525 /* Enable proper parity. */ 1526 spin_lock_irqsave(&ha->hardware_lock, flags); 1527 if (IS_QLA2300(ha)) 1528 /* SRAM parity */ 1529 WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x1); 1530 else 1531 /* SRAM, Instruction RAM and GP RAM parity */ 1532 WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x7); 1533 RD_REG_WORD(®->hccr); 1534 spin_unlock_irqrestore(&ha->hardware_lock, flags); 1535 } 1536 1537 if (rval == QLA_SUCCESS && IS_FAC_REQUIRED(ha)) { 1538 uint32_t size; 1539 1540 rval = qla81xx_fac_get_sector_size(vha, &size); 1541 if (rval == QLA_SUCCESS) { 1542 ha->flags.fac_supported = 1; 1543 ha->fdt_block_size = size << 2; 1544 } else { 1545 ql_log(ql_log_warn, vha, 0x00ce, 1546 "Unsupported FAC firmware (%d.%02d.%02d).\n", 1547 ha->fw_major_version, ha->fw_minor_version, 1548 ha->fw_subminor_version); 1549 } 1550 } 1551failed: 1552 if (rval) { 1553 ql_log(ql_log_fatal, vha, 0x00cf, 1554 "Setup chip ****FAILED****.\n"); 1555 } 1556 1557 return (rval); 1558} 1559 1560/** 1561 * qla2x00_init_response_q_entries() - Initializes response queue entries. 1562 * @ha: HA context 1563 * 1564 * Beginning of request ring has initialization control block already built 1565 * by nvram config routine. 1566 * 1567 * Returns 0 on success. 1568 */ 1569void 1570qla2x00_init_response_q_entries(struct rsp_que *rsp) 1571{ 1572 uint16_t cnt; 1573 response_t *pkt; 1574 1575 rsp->ring_ptr = rsp->ring; 1576 rsp->ring_index = 0; 1577 rsp->status_srb = NULL; 1578 pkt = rsp->ring_ptr; 1579 for (cnt = 0; cnt < rsp->length; cnt++) { 1580 pkt->signature = RESPONSE_PROCESSED; 1581 pkt++; 1582 } 1583} 1584 1585/** 1586 * qla2x00_update_fw_options() - Read and process firmware options. 1587 * @ha: HA context 1588 * 1589 * Returns 0 on success. 1590 */ 1591void 1592qla2x00_update_fw_options(scsi_qla_host_t *vha) 1593{ 1594 uint16_t swing, emphasis, tx_sens, rx_sens; 1595 struct qla_hw_data *ha = vha->hw; 1596 1597 memset(ha->fw_options, 0, sizeof(ha->fw_options)); 1598 qla2x00_get_fw_options(vha, ha->fw_options); 1599 1600 if (IS_QLA2100(ha) || IS_QLA2200(ha)) 1601 return; 1602 1603 /* Serial Link options. */ 1604 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x0115, 1605 "Serial link options.\n"); 1606 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0109, 1607 (uint8_t *)&ha->fw_seriallink_options, 1608 sizeof(ha->fw_seriallink_options)); 1609 1610 ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; 1611 if (ha->fw_seriallink_options[3] & BIT_2) { 1612 ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING; 1613 1614 /* 1G settings */ 1615 swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0); 1616 emphasis = (ha->fw_seriallink_options[2] & 1617 (BIT_4 | BIT_3)) >> 3; 1618 tx_sens = ha->fw_seriallink_options[0] & 1619 (BIT_3 | BIT_2 | BIT_1 | BIT_0); 1620 rx_sens = (ha->fw_seriallink_options[0] & 1621 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; 1622 ha->fw_options[10] = (emphasis << 14) | (swing << 8); 1623 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { 1624 if (rx_sens == 0x0) 1625 rx_sens = 0x3; 1626 ha->fw_options[10] |= (tx_sens << 4) | rx_sens; 1627 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) 1628 ha->fw_options[10] |= BIT_5 | 1629 ((rx_sens & (BIT_1 | BIT_0)) << 2) | 1630 (tx_sens & (BIT_1 | BIT_0)); 1631 1632 /* 2G settings */ 1633 swing = (ha->fw_seriallink_options[2] & 1634 (BIT_7 | BIT_6 | BIT_5)) >> 5; 1635 emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0); 1636 tx_sens = ha->fw_seriallink_options[1] & 1637 (BIT_3 | BIT_2 | BIT_1 | BIT_0); 1638 rx_sens = (ha->fw_seriallink_options[1] & 1639 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; 1640 ha->fw_options[11] = (emphasis << 14) | (swing << 8); 1641 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { 1642 if (rx_sens == 0x0) 1643 rx_sens = 0x3; 1644 ha->fw_options[11] |= (tx_sens << 4) | rx_sens; 1645 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) 1646 ha->fw_options[11] |= BIT_5 | 1647 ((rx_sens & (BIT_1 | BIT_0)) << 2) | 1648 (tx_sens & (BIT_1 | BIT_0)); 1649 } 1650 1651 /* FCP2 options. */ 1652 /* Return command IOCBs without waiting for an ABTS to complete. */ 1653 ha->fw_options[3] |= BIT_13; 1654 1655 /* LED scheme. */ 1656 if (ha->flags.enable_led_scheme) 1657 ha->fw_options[2] |= BIT_12; 1658 1659 /* Detect ISP6312. */ 1660 if (IS_QLA6312(ha)) 1661 ha->fw_options[2] |= BIT_13; 1662 1663 /* Update firmware options. */ 1664 qla2x00_set_fw_options(vha, ha->fw_options); 1665} 1666 1667void 1668qla24xx_update_fw_options(scsi_qla_host_t *vha) 1669{ 1670 int rval; 1671 struct qla_hw_data *ha = vha->hw; 1672 1673 if (IS_QLA82XX(ha)) 1674 return; 1675 1676 /* Update Serial Link options. */ 1677 if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0) 1678 return; 1679 1680 rval = qla2x00_set_serdes_params(vha, 1681 le16_to_cpu(ha->fw_seriallink_options24[1]), 1682 le16_to_cpu(ha->fw_seriallink_options24[2]), 1683 le16_to_cpu(ha->fw_seriallink_options24[3])); 1684 if (rval != QLA_SUCCESS) { 1685 ql_log(ql_log_warn, vha, 0x0104, 1686 "Unable to update Serial Link options (%x).\n", rval); 1687 } 1688} 1689 1690void 1691qla2x00_config_rings(struct scsi_qla_host *vha) 1692{ 1693 struct qla_hw_data *ha = vha->hw; 1694 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; 1695 struct req_que *req = ha->req_q_map[0]; 1696 struct rsp_que *rsp = ha->rsp_q_map[0]; 1697 1698 /* Setup ring parameters in initialization control block. */ 1699 ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0); 1700 ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0); 1701 ha->init_cb->request_q_length = cpu_to_le16(req->length); 1702 ha->init_cb->response_q_length = cpu_to_le16(rsp->length); 1703 ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(req->dma)); 1704 ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(req->dma)); 1705 ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma)); 1706 ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma)); 1707 1708 WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0); 1709 WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0); 1710 WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0); 1711 WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0); 1712 RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */ 1713} 1714 1715void 1716qla24xx_config_rings(struct scsi_qla_host *vha) 1717{ 1718 struct qla_hw_data *ha = vha->hw; 1719 device_reg_t __iomem *reg = ISP_QUE_REG(ha, 0); 1720 struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp; 1721 struct qla_msix_entry *msix; 1722 struct init_cb_24xx *icb; 1723 uint16_t rid = 0; 1724 struct req_que *req = ha->req_q_map[0]; 1725 struct rsp_que *rsp = ha->rsp_q_map[0]; 1726 1727/* Setup ring parameters in initialization control block. */ 1728 icb = (struct init_cb_24xx *)ha->init_cb; 1729 icb->request_q_outpointer = __constant_cpu_to_le16(0); 1730 icb->response_q_inpointer = __constant_cpu_to_le16(0); 1731 icb->request_q_length = cpu_to_le16(req->length); 1732 icb->response_q_length = cpu_to_le16(rsp->length); 1733 icb->request_q_address[0] = cpu_to_le32(LSD(req->dma)); 1734 icb->request_q_address[1] = cpu_to_le32(MSD(req->dma)); 1735 icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma)); 1736 icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma)); 1737 1738 if (ha->mqenable) { 1739 icb->qos = __constant_cpu_to_le16(QLA_DEFAULT_QUE_QOS); 1740 icb->rid = __constant_cpu_to_le16(rid); 1741 if (ha->flags.msix_enabled) { 1742 msix = &ha->msix_entries[1]; 1743 ql_dbg(ql_dbg_init, vha, 0x00fd, 1744 "Registering vector 0x%x for base que.\n", 1745 msix->entry); 1746 icb->msix = cpu_to_le16(msix->entry); 1747 } 1748 /* Use alternate PCI bus number */ 1749 if (MSB(rid)) 1750 icb->firmware_options_2 |= 1751 __constant_cpu_to_le32(BIT_19); 1752 /* Use alternate PCI devfn */ 1753 if (LSB(rid)) 1754 icb->firmware_options_2 |= 1755 __constant_cpu_to_le32(BIT_18); 1756 1757 /* Use Disable MSIX Handshake mode for capable adapters */ 1758 if (IS_MSIX_NACK_CAPABLE(ha)) { 1759 icb->firmware_options_2 &= 1760 __constant_cpu_to_le32(~BIT_22); 1761 ha->flags.disable_msix_handshake = 1; 1762 ql_dbg(ql_dbg_init, vha, 0x00fe, 1763 "MSIX Handshake Disable Mode turned on.\n"); 1764 } else { 1765 icb->firmware_options_2 |= 1766 __constant_cpu_to_le32(BIT_22); 1767 } 1768 icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_23); 1769 1770 WRT_REG_DWORD(®->isp25mq.req_q_in, 0); 1771 WRT_REG_DWORD(®->isp25mq.req_q_out, 0); 1772 WRT_REG_DWORD(®->isp25mq.rsp_q_in, 0); 1773 WRT_REG_DWORD(®->isp25mq.rsp_q_out, 0); 1774 } else { 1775 WRT_REG_DWORD(®->isp24.req_q_in, 0); 1776 WRT_REG_DWORD(®->isp24.req_q_out, 0); 1777 WRT_REG_DWORD(®->isp24.rsp_q_in, 0); 1778 WRT_REG_DWORD(®->isp24.rsp_q_out, 0); 1779 } 1780 /* PCI posting */ 1781 RD_REG_DWORD(&ioreg->hccr); 1782} 1783 1784/** 1785 * qla2x00_init_rings() - Initializes firmware. 1786 * @ha: HA context 1787 * 1788 * Beginning of request ring has initialization control block already built 1789 * by nvram config routine. 1790 * 1791 * Returns 0 on success. 1792 */ 1793static int 1794qla2x00_init_rings(scsi_qla_host_t *vha) 1795{ 1796 int rval; 1797 unsigned long flags = 0; 1798 int cnt, que; 1799 struct qla_hw_data *ha = vha->hw; 1800 struct req_que *req; 1801 struct rsp_que *rsp; 1802 struct scsi_qla_host *vp; 1803 struct mid_init_cb_24xx *mid_init_cb = 1804 (struct mid_init_cb_24xx *) ha->init_cb; 1805 1806 spin_lock_irqsave(&ha->hardware_lock, flags); 1807 1808 /* Clear outstanding commands array. */ 1809 for (que = 0; que < ha->max_req_queues; que++) { 1810 req = ha->req_q_map[que]; 1811 if (!req) 1812 continue; 1813 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) 1814 req->outstanding_cmds[cnt] = NULL; 1815 1816 req->current_outstanding_cmd = 1; 1817 1818 /* Initialize firmware. */ 1819 req->ring_ptr = req->ring; 1820 req->ring_index = 0; 1821 req->cnt = req->length; 1822 } 1823 1824 for (que = 0; que < ha->max_rsp_queues; que++) { 1825 rsp = ha->rsp_q_map[que]; 1826 if (!rsp) 1827 continue; 1828 /* Initialize response queue entries */ 1829 qla2x00_init_response_q_entries(rsp); 1830 } 1831 1832 spin_lock(&ha->vport_slock); 1833 /* Clear RSCN queue. */ 1834 list_for_each_entry(vp, &ha->vp_list, list) { 1835 vp->rscn_in_ptr = 0; 1836 vp->rscn_out_ptr = 0; 1837 } 1838 1839 spin_unlock(&ha->vport_slock); 1840 1841 ha->isp_ops->config_rings(vha); 1842 1843 spin_unlock_irqrestore(&ha->hardware_lock, flags); 1844 1845 /* Update any ISP specific firmware options before initialization. */ 1846 ha->isp_ops->update_fw_options(vha); 1847 1848 ql_dbg(ql_dbg_init, vha, 0x00d1, "Issue init firmware.\n"); 1849 1850 if (ha->flags.npiv_supported) { 1851 if (ha->operating_mode == LOOP) 1852 ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1; 1853 mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports); 1854 } 1855 1856 if (IS_FWI2_CAPABLE(ha)) { 1857 mid_init_cb->options = __constant_cpu_to_le16(BIT_1); 1858 mid_init_cb->init_cb.execution_throttle = 1859 cpu_to_le16(ha->fw_xcb_count); 1860 } 1861 1862 rval = qla2x00_init_firmware(vha, ha->init_cb_size); 1863 if (rval) { 1864 ql_log(ql_log_fatal, vha, 0x00d2, 1865 "Init Firmware **** FAILED ****.\n"); 1866 } else { 1867 ql_dbg(ql_dbg_init, vha, 0x00d3, 1868 "Init Firmware -- success.\n"); 1869 } 1870 1871 return (rval); 1872} 1873 1874/** 1875 * qla2x00_fw_ready() - Waits for firmware ready. 1876 * @ha: HA context 1877 * 1878 * Returns 0 on success. 1879 */ 1880static int 1881qla2x00_fw_ready(scsi_qla_host_t *vha) 1882{ 1883 int rval; 1884 unsigned long wtime, mtime, cs84xx_time; 1885 uint16_t min_wait; /* Minimum wait time if loop is down */ 1886 uint16_t wait_time; /* Wait time if loop is coming ready */ 1887 uint16_t state[5]; 1888 struct qla_hw_data *ha = vha->hw; 1889 1890 rval = QLA_SUCCESS; 1891 1892 /* 20 seconds for loop down. */ 1893 min_wait = 20; 1894 1895 /* 1896 * Firmware should take at most one RATOV to login, plus 5 seconds for 1897 * our own processing. 1898 */ 1899 if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) { 1900 wait_time = min_wait; 1901 } 1902 1903 /* Min wait time if loop down */ 1904 mtime = jiffies + (min_wait * HZ); 1905 1906 /* wait time before firmware ready */ 1907 wtime = jiffies + (wait_time * HZ); 1908 1909 /* Wait for ISP to finish LIP */ 1910 if (!vha->flags.init_done) 1911 ql_log(ql_log_info, vha, 0x801e, 1912 "Waiting for LIP to complete.\n"); 1913 1914 do { 1915 rval = qla2x00_get_firmware_state(vha, state); 1916 if (rval == QLA_SUCCESS) { 1917 if (state[0] < FSTATE_LOSS_OF_SYNC) { 1918 vha->device_flags &= ~DFLG_NO_CABLE; 1919 } 1920 if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) { 1921 ql_dbg(ql_dbg_taskm, vha, 0x801f, 1922 "fw_state=%x 84xx=%x.\n", state[0], 1923 state[2]); 1924 if ((state[2] & FSTATE_LOGGED_IN) && 1925 (state[2] & FSTATE_WAITING_FOR_VERIFY)) { 1926 ql_dbg(ql_dbg_taskm, vha, 0x8028, 1927 "Sending verify iocb.\n"); 1928 1929 cs84xx_time = jiffies; 1930 rval = qla84xx_init_chip(vha); 1931 if (rval != QLA_SUCCESS) { 1932 ql_log(ql_log_warn, 1933 vha, 0x8007, 1934 "Init chip failed.\n"); 1935 break; 1936 } 1937 1938 /* Add time taken to initialize. */ 1939 cs84xx_time = jiffies - cs84xx_time; 1940 wtime += cs84xx_time; 1941 mtime += cs84xx_time; 1942 ql_dbg(ql_dbg_taskm, vha, 0x8008, 1943 "Increasing wait time by %ld. " 1944 "New time %ld.\n", cs84xx_time, 1945 wtime); 1946 } 1947 } else if (state[0] == FSTATE_READY) { 1948 ql_dbg(ql_dbg_taskm, vha, 0x8037, 1949 "F/W Ready - OK.\n"); 1950 1951 qla2x00_get_retry_cnt(vha, &ha->retry_count, 1952 &ha->login_timeout, &ha->r_a_tov); 1953 1954 rval = QLA_SUCCESS; 1955 break; 1956 } 1957 1958 rval = QLA_FUNCTION_FAILED; 1959 1960 if (atomic_read(&vha->loop_down_timer) && 1961 state[0] != FSTATE_READY) { 1962 /* Loop down. Timeout on min_wait for states 1963 * other than Wait for Login. 1964 */ 1965 if (time_after_eq(jiffies, mtime)) { 1966 ql_log(ql_log_info, vha, 0x8038, 1967 "Cable is unplugged...\n"); 1968 1969 vha->device_flags |= DFLG_NO_CABLE; 1970 break; 1971 } 1972 } 1973 } else { 1974 /* Mailbox cmd failed. Timeout on min_wait. */ 1975 if (time_after_eq(jiffies, mtime) || 1976 ha->flags.isp82xx_fw_hung) 1977 break; 1978 } 1979 1980 if (time_after_eq(jiffies, wtime)) 1981 break; 1982 1983 /* Delay for a while */ 1984 msleep(500); 1985 } while (1); 1986 1987 ql_dbg(ql_dbg_taskm, vha, 0x803a, 1988 "fw_state=%x (%x, %x, %x, %x) " "curr time=%lx.\n", state[0], 1989 state[1], state[2], state[3], state[4], jiffies); 1990 1991 if (rval && !(vha->device_flags & DFLG_NO_CABLE)) { 1992 ql_log(ql_log_warn, vha, 0x803b, 1993 "Firmware ready **** FAILED ****.\n"); 1994 } 1995 1996 return (rval); 1997} 1998 1999/* 2000* qla2x00_configure_hba 2001* Setup adapter context. 2002* 2003* Input: 2004* ha = adapter state pointer. 2005* 2006* Returns: 2007* 0 = success 2008* 2009* Context: 2010* Kernel context. 2011*/ 2012static int 2013qla2x00_configure_hba(scsi_qla_host_t *vha) 2014{ 2015 int rval; 2016 uint16_t loop_id; 2017 uint16_t topo; 2018 uint16_t sw_cap; 2019 uint8_t al_pa; 2020 uint8_t area; 2021 uint8_t domain; 2022 char connect_type[22]; 2023 struct qla_hw_data *ha = vha->hw; 2024 2025 /* Get host addresses. */ 2026 rval = qla2x00_get_adapter_id(vha, 2027 &loop_id, &al_pa, &area, &domain, &topo, &sw_cap); 2028 if (rval != QLA_SUCCESS) { 2029 if (LOOP_TRANSITION(vha) || atomic_read(&ha->loop_down_timer) || 2030 IS_QLA8XXX_TYPE(ha) || 2031 (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) { 2032 ql_dbg(ql_dbg_disc, vha, 0x2008, 2033 "Loop is in a transition state.\n"); 2034 } else { 2035 ql_log(ql_log_warn, vha, 0x2009, 2036 "Unable to get host loop ID.\n"); 2037 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 2038 } 2039 return (rval); 2040 } 2041 2042 if (topo == 4) { 2043 ql_log(ql_log_info, vha, 0x200a, 2044 "Cannot get topology - retrying.\n"); 2045 return (QLA_FUNCTION_FAILED); 2046 } 2047 2048 vha->loop_id = loop_id; 2049 2050 /* initialize */ 2051 ha->min_external_loopid = SNS_FIRST_LOOP_ID; 2052 ha->operating_mode = LOOP; 2053 ha->switch_cap = 0; 2054 2055 switch (topo) { 2056 case 0: 2057 ql_dbg(ql_dbg_disc, vha, 0x200b, "HBA in NL topology.\n"); 2058 ha->current_topology = ISP_CFG_NL; 2059 strcpy(connect_type, "(Loop)"); 2060 break; 2061 2062 case 1: 2063 ql_dbg(ql_dbg_disc, vha, 0x200c, "HBA in FL topology.\n"); 2064 ha->switch_cap = sw_cap; 2065 ha->current_topology = ISP_CFG_FL; 2066 strcpy(connect_type, "(FL_Port)"); 2067 break; 2068 2069 case 2: 2070 ql_dbg(ql_dbg_disc, vha, 0x200d, "HBA in N P2P topology.\n"); 2071 ha->operating_mode = P2P; 2072 ha->current_topology = ISP_CFG_N; 2073 strcpy(connect_type, "(N_Port-to-N_Port)"); 2074 break; 2075 2076 case 3: 2077 ql_dbg(ql_dbg_disc, vha, 0x200e, "HBA in F P2P topology.\n"); 2078 ha->switch_cap = sw_cap; 2079 ha->operating_mode = P2P; 2080 ha->current_topology = ISP_CFG_F; 2081 strcpy(connect_type, "(F_Port)"); 2082 break; 2083 2084 default: 2085 ql_dbg(ql_dbg_disc, vha, 0x200f, 2086 "HBA in unknown topology %x, using NL.\n", topo); 2087 ha->current_topology = ISP_CFG_NL; 2088 strcpy(connect_type, "(Loop)"); 2089 break; 2090 } 2091 2092 /* Save Host port and loop ID. */ 2093 /* byte order - Big Endian */ 2094 vha->d_id.b.domain = domain; 2095 vha->d_id.b.area = area; 2096 vha->d_id.b.al_pa = al_pa; 2097 2098 if (!vha->flags.init_done) 2099 ql_log(ql_log_info, vha, 0x2010, 2100 "Topology - %s, Host Loop address 0x%x.\n", 2101 connect_type, vha->loop_id); 2102 2103 if (rval) { 2104 ql_log(ql_log_warn, vha, 0x2011, 2105 "%s FAILED\n", __func__); 2106 } else { 2107 ql_dbg(ql_dbg_disc, vha, 0x2012, 2108 "%s success\n", __func__); 2109 } 2110 2111 return(rval); 2112} 2113 2114inline void 2115qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len, 2116 char *def) 2117{ 2118 char *st, *en; 2119 uint16_t index; 2120 struct qla_hw_data *ha = vha->hw; 2121 int use_tbl = !IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) && 2122 !IS_QLA8XXX_TYPE(ha); 2123 2124 if (memcmp(model, BINZERO, len) != 0) { 2125 strncpy(ha->model_number, model, len); 2126 st = en = ha->model_number; 2127 en += len - 1; 2128 while (en > st) { 2129 if (*en != 0x20 && *en != 0x00) 2130 break; 2131 *en-- = '\0'; 2132 } 2133 2134 index = (ha->pdev->subsystem_device & 0xff); 2135 if (use_tbl && 2136 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC && 2137 index < QLA_MODEL_NAMES) 2138 strncpy(ha->model_desc, 2139 qla2x00_model_name[index * 2 + 1], 2140 sizeof(ha->model_desc) - 1); 2141 } else { 2142 index = (ha->pdev->subsystem_device & 0xff); 2143 if (use_tbl && 2144 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC && 2145 index < QLA_MODEL_NAMES) { 2146 strcpy(ha->model_number, 2147 qla2x00_model_name[index * 2]); 2148 strncpy(ha->model_desc, 2149 qla2x00_model_name[index * 2 + 1], 2150 sizeof(ha->model_desc) - 1); 2151 } else { 2152 strcpy(ha->model_number, def); 2153 } 2154 } 2155 if (IS_FWI2_CAPABLE(ha)) 2156 qla2xxx_get_vpd_field(vha, "\x82", ha->model_desc, 2157 sizeof(ha->model_desc)); 2158} 2159 2160/* On sparc systems, obtain port and node WWN from firmware 2161 * properties. 2162 */ 2163static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, nvram_t *nv) 2164{ 2165#ifdef CONFIG_SPARC 2166 struct qla_hw_data *ha = vha->hw; 2167 struct pci_dev *pdev = ha->pdev; 2168 struct device_node *dp = pci_device_to_OF_node(pdev); 2169 const u8 *val; 2170 int len; 2171 2172 val = of_get_property(dp, "port-wwn", &len); 2173 if (val && len >= WWN_SIZE) 2174 memcpy(nv->port_name, val, WWN_SIZE); 2175 2176 val = of_get_property(dp, "node-wwn", &len); 2177 if (val && len >= WWN_SIZE) 2178 memcpy(nv->node_name, val, WWN_SIZE); 2179#endif 2180} 2181 2182/* 2183* NVRAM configuration for ISP 2xxx 2184* 2185* Input: 2186* ha = adapter block pointer. 2187* 2188* Output: 2189* initialization control block in response_ring 2190* host adapters parameters in host adapter block 2191* 2192* Returns: 2193* 0 = success. 2194*/ 2195int 2196qla2x00_nvram_config(scsi_qla_host_t *vha) 2197{ 2198 int rval; 2199 uint8_t chksum = 0; 2200 uint16_t cnt; 2201 uint8_t *dptr1, *dptr2; 2202 struct qla_hw_data *ha = vha->hw; 2203 init_cb_t *icb = ha->init_cb; 2204 nvram_t *nv = ha->nvram; 2205 uint8_t *ptr = ha->nvram; 2206 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; 2207 2208 rval = QLA_SUCCESS; 2209 2210 /* Determine NVRAM starting address. */ 2211 ha->nvram_size = sizeof(nvram_t); 2212 ha->nvram_base = 0; 2213 if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) 2214 if ((RD_REG_WORD(®->ctrl_status) >> 14) == 1) 2215 ha->nvram_base = 0x80; 2216 2217 /* Get NVRAM data and calculate checksum. */ 2218 ha->isp_ops->read_nvram(vha, ptr, ha->nvram_base, ha->nvram_size); 2219 for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++) 2220 chksum += *ptr++; 2221 2222 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x010f, 2223 "Contents of NVRAM.\n"); 2224 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0110, 2225 (uint8_t *)nv, ha->nvram_size); 2226 2227 /* Bad NVRAM data, set defaults parameters. */ 2228 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || 2229 nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) { 2230 /* Reset NVRAM data. */ 2231 ql_log(ql_log_warn, vha, 0x0064, 2232 "Inconisistent NVRAM " 2233 "detected: checksum=0x%x id=%c version=0x%x.\n", 2234 chksum, nv->id[0], nv->nvram_version); 2235 ql_log(ql_log_warn, vha, 0x0065, 2236 "Falling back to " 2237 "functioning (yet invalid -- WWPN) defaults.\n"); 2238 2239 /* 2240 * Set default initialization control block. 2241 */ 2242 memset(nv, 0, ha->nvram_size); 2243 nv->parameter_block_version = ICB_VERSION; 2244 2245 if (IS_QLA23XX(ha)) { 2246 nv->firmware_options[0] = BIT_2 | BIT_1; 2247 nv->firmware_options[1] = BIT_7 | BIT_5; 2248 nv->add_firmware_options[0] = BIT_5; 2249 nv->add_firmware_options[1] = BIT_5 | BIT_4; 2250 nv->frame_payload_size = __constant_cpu_to_le16(2048); 2251 nv->special_options[1] = BIT_7; 2252 } else if (IS_QLA2200(ha)) { 2253 nv->firmware_options[0] = BIT_2 | BIT_1; 2254 nv->firmware_options[1] = BIT_7 | BIT_5; 2255 nv->add_firmware_options[0] = BIT_5; 2256 nv->add_firmware_options[1] = BIT_5 | BIT_4; 2257 nv->frame_payload_size = __constant_cpu_to_le16(1024); 2258 } else if (IS_QLA2100(ha)) { 2259 nv->firmware_options[0] = BIT_3 | BIT_1; 2260 nv->firmware_options[1] = BIT_5; 2261 nv->frame_payload_size = __constant_cpu_to_le16(1024); 2262 } 2263 2264 nv->max_iocb_allocation = __constant_cpu_to_le16(256); 2265 nv->execution_throttle = __constant_cpu_to_le16(16); 2266 nv->retry_count = 8; 2267 nv->retry_delay = 1; 2268 2269 nv->port_name[0] = 33; 2270 nv->port_name[3] = 224; 2271 nv->port_name[4] = 139; 2272 2273 qla2xxx_nvram_wwn_from_ofw(vha, nv); 2274 2275 nv->login_timeout = 4; 2276 2277 /* 2278 * Set default host adapter parameters 2279 */ 2280 nv->host_p[1] = BIT_2; 2281 nv->reset_delay = 5; 2282 nv->port_down_retry_count = 8; 2283 nv->max_luns_per_target = __constant_cpu_to_le16(8); 2284 nv->link_down_timeout = 60; 2285 2286 rval = 1; 2287 } 2288 2289#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2) 2290 /* 2291 * The SN2 does not provide BIOS emulation which means you can't change 2292 * potentially bogus BIOS settings. Force the use of default settings 2293 * for link rate and frame size. Hope that the rest of the settings 2294 * are valid. 2295 */ 2296 if (ia64_platform_is("sn2")) { 2297 nv->frame_payload_size = __constant_cpu_to_le16(2048); 2298 if (IS_QLA23XX(ha)) 2299 nv->special_options[1] = BIT_7; 2300 } 2301#endif 2302 2303 /* Reset Initialization control block */ 2304 memset(icb, 0, ha->init_cb_size); 2305 2306 /* 2307 * Setup driver NVRAM options. 2308 */ 2309 nv->firmware_options[0] |= (BIT_6 | BIT_1); 2310 nv->firmware_options[0] &= ~(BIT_5 | BIT_4); 2311 nv->firmware_options[1] |= (BIT_5 | BIT_0); 2312 nv->firmware_options[1] &= ~BIT_4; 2313 2314 if (IS_QLA23XX(ha)) { 2315 nv->firmware_options[0] |= BIT_2; 2316 nv->firmware_options[0] &= ~BIT_3; 2317 nv->firmware_options[0] &= ~BIT_6; 2318 nv->add_firmware_options[1] |= BIT_5 | BIT_4; 2319 2320 if (IS_QLA2300(ha)) { 2321 if (ha->fb_rev == FPM_2310) { 2322 strcpy(ha->model_number, "QLA2310"); 2323 } else { 2324 strcpy(ha->model_number, "QLA2300"); 2325 } 2326 } else { 2327 qla2x00_set_model_info(vha, nv->model_number, 2328 sizeof(nv->model_number), "QLA23xx"); 2329 } 2330 } else if (IS_QLA2200(ha)) { 2331 nv->firmware_options[0] |= BIT_2; 2332 /* 2333 * 'Point-to-point preferred, else loop' is not a safe 2334 * connection mode setting. 2335 */ 2336 if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) == 2337 (BIT_5 | BIT_4)) { 2338 /* Force 'loop preferred, else point-to-point'. */ 2339 nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4); 2340 nv->add_firmware_options[0] |= BIT_5; 2341 } 2342 strcpy(ha->model_number, "QLA22xx"); 2343 } else /*if (IS_QLA2100(ha))*/ { 2344 strcpy(ha->model_number, "QLA2100"); 2345 } 2346 2347 /* 2348 * Copy over NVRAM RISC parameter block to initialization control block. 2349 */ 2350 dptr1 = (uint8_t *)icb; 2351 dptr2 = (uint8_t *)&nv->parameter_block_version; 2352 cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version; 2353 while (cnt--) 2354 *dptr1++ = *dptr2++; 2355 2356 /* Copy 2nd half. */ 2357 dptr1 = (uint8_t *)icb->add_firmware_options; 2358 cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options; 2359 while (cnt--) 2360 *dptr1++ = *dptr2++; 2361 2362 /* Use alternate WWN? */ 2363 if (nv->host_p[1] & BIT_7) { 2364 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); 2365 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); 2366 } 2367 2368 /* Prepare nodename */ 2369 if ((icb->firmware_options[1] & BIT_6) == 0) { 2370 /* 2371 * Firmware will apply the following mask if the nodename was 2372 * not provided. 2373 */ 2374 memcpy(icb->node_name, icb->port_name, WWN_SIZE); 2375 icb->node_name[0] &= 0xF0; 2376 } 2377 2378 /* 2379 * Set host adapter parameters. 2380 */ 2381 2382 /* 2383 * BIT_7 in the host-parameters section allows for modification to 2384 * internal driver logging. 2385 */ 2386 if (nv->host_p[0] & BIT_7) 2387 ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK; 2388 ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0); 2389 /* Always load RISC code on non ISP2[12]00 chips. */ 2390 if (!IS_QLA2100(ha) && !IS_QLA2200(ha)) 2391 ha->flags.disable_risc_code_load = 0; 2392 ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0); 2393 ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0); 2394 ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0); 2395 ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0; 2396 ha->flags.disable_serdes = 0; 2397 2398 ha->operating_mode = 2399 (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4; 2400 2401 memcpy(ha->fw_seriallink_options, nv->seriallink_options, 2402 sizeof(ha->fw_seriallink_options)); 2403 2404 /* save HBA serial number */ 2405 ha->serial0 = icb->port_name[5]; 2406 ha->serial1 = icb->port_name[6]; 2407 ha->serial2 = icb->port_name[7]; 2408 memcpy(vha->node_name, icb->node_name, WWN_SIZE); 2409 memcpy(vha->port_name, icb->port_name, WWN_SIZE); 2410 2411 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); 2412 2413 ha->retry_count = nv->retry_count; 2414 2415 /* Set minimum login_timeout to 4 seconds. */ 2416 if (nv->login_timeout != ql2xlogintimeout) 2417 nv->login_timeout = ql2xlogintimeout; 2418 if (nv->login_timeout < 4) 2419 nv->login_timeout = 4; 2420 ha->login_timeout = nv->login_timeout; 2421 icb->login_timeout = nv->login_timeout; 2422 2423 /* Set minimum RATOV to 100 tenths of a second. */ 2424 ha->r_a_tov = 100; 2425 2426 ha->loop_reset_delay = nv->reset_delay; 2427 2428 /* Link Down Timeout = 0: 2429 * 2430 * When Port Down timer expires we will start returning 2431 * I/O's to OS with "DID_NO_CONNECT". 2432 * 2433 * Link Down Timeout != 0: 2434 * 2435 * The driver waits for the link to come up after link down 2436 * before returning I/Os to OS with "DID_NO_CONNECT". 2437 */ 2438 if (nv->link_down_timeout == 0) { 2439 ha->loop_down_abort_time = 2440 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); 2441 } else { 2442 ha->link_down_timeout = nv->link_down_timeout; 2443 ha->loop_down_abort_time = 2444 (LOOP_DOWN_TIME - ha->link_down_timeout); 2445 } 2446 2447 /* 2448 * Need enough time to try and get the port back. 2449 */ 2450 ha->port_down_retry_count = nv->port_down_retry_count; 2451 if (qlport_down_retry) 2452 ha->port_down_retry_count = qlport_down_retry; 2453 /* Set login_retry_count */ 2454 ha->login_retry_count = nv->retry_count; 2455 if (ha->port_down_retry_count == nv->port_down_retry_count && 2456 ha->port_down_retry_count > 3) 2457 ha->login_retry_count = ha->port_down_retry_count; 2458 else if (ha->port_down_retry_count > (int)ha->login_retry_count) 2459 ha->login_retry_count = ha->port_down_retry_count; 2460 if (ql2xloginretrycount) 2461 ha->login_retry_count = ql2xloginretrycount; 2462 2463 icb->lun_enables = __constant_cpu_to_le16(0); 2464 icb->command_resource_count = 0; 2465 icb->immediate_notify_resource_count = 0; 2466 icb->timeout = __constant_cpu_to_le16(0); 2467 2468 if (IS_QLA2100(ha) || IS_QLA2200(ha)) { 2469 /* Enable RIO */ 2470 icb->firmware_options[0] &= ~BIT_3; 2471 icb->add_firmware_options[0] &= 2472 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); 2473 icb->add_firmware_options[0] |= BIT_2; 2474 icb->response_accumulation_timer = 3; 2475 icb->interrupt_delay_timer = 5; 2476 2477 vha->flags.process_response_queue = 1; 2478 } else { 2479 /* Enable ZIO. */ 2480 if (!vha->flags.init_done) { 2481 ha->zio_mode = icb->add_firmware_options[0] & 2482 (BIT_3 | BIT_2 | BIT_1 | BIT_0); 2483 ha->zio_timer = icb->interrupt_delay_timer ? 2484 icb->interrupt_delay_timer: 2; 2485 } 2486 icb->add_firmware_options[0] &= 2487 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); 2488 vha->flags.process_response_queue = 0; 2489 if (ha->zio_mode != QLA_ZIO_DISABLED) { 2490 ha->zio_mode = QLA_ZIO_MODE_6; 2491 2492 ql_log(ql_log_info, vha, 0x0068, 2493 "ZIO mode %d enabled; timer delay (%d us).\n", 2494 ha->zio_mode, ha->zio_timer * 100); 2495 2496 icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode; 2497 icb->interrupt_delay_timer = (uint8_t)ha->zio_timer; 2498 vha->flags.process_response_queue = 1; 2499 } 2500 } 2501 2502 if (rval) { 2503 ql_log(ql_log_warn, vha, 0x0069, 2504 "NVRAM configuration failed.\n"); 2505 } 2506 return (rval); 2507} 2508 2509static void 2510qla2x00_rport_del(void *data) 2511{ 2512 fc_port_t *fcport = data; 2513 struct fc_rport *rport; 2514 unsigned long flags; 2515 2516 spin_lock_irqsave(fcport->vha->host->host_lock, flags); 2517 rport = fcport->drport ? fcport->drport: fcport->rport; 2518 fcport->drport = NULL; 2519 spin_unlock_irqrestore(fcport->vha->host->host_lock, flags); 2520 if (rport) 2521 fc_remote_port_delete(rport); 2522} 2523 2524/** 2525 * qla2x00_alloc_fcport() - Allocate a generic fcport. 2526 * @ha: HA context 2527 * @flags: allocation flags 2528 * 2529 * Returns a pointer to the allocated fcport, or NULL, if none available. 2530 */ 2531fc_port_t * 2532qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags) 2533{ 2534 fc_port_t *fcport; 2535 2536 fcport = kzalloc(sizeof(fc_port_t), flags); 2537 if (!fcport) 2538 return NULL; 2539 2540 /* Setup fcport template structure. */ 2541 fcport->vha = vha; 2542 fcport->vp_idx = vha->vp_idx; 2543 fcport->port_type = FCT_UNKNOWN; 2544 fcport->loop_id = FC_NO_LOOP_ID; 2545 qla2x00_set_fcport_state(fcport, FCS_UNCONFIGURED); 2546 fcport->supported_classes = FC_COS_UNSPECIFIED; 2547 2548 return fcport; 2549} 2550 2551/* 2552 * qla2x00_configure_loop 2553 * Updates Fibre Channel Device Database with what is actually on loop. 2554 * 2555 * Input: 2556 * ha = adapter block pointer. 2557 * 2558 * Returns: 2559 * 0 = success. 2560 * 1 = error. 2561 * 2 = database was full and device was not configured. 2562 */ 2563static int 2564qla2x00_configure_loop(scsi_qla_host_t *vha) 2565{ 2566 int rval; 2567 unsigned long flags, save_flags; 2568 struct qla_hw_data *ha = vha->hw; 2569 rval = QLA_SUCCESS; 2570 2571 /* Get Initiator ID */ 2572 if (test_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags)) { 2573 rval = qla2x00_configure_hba(vha); 2574 if (rval != QLA_SUCCESS) { 2575 ql_dbg(ql_dbg_disc, vha, 0x2013, 2576 "Unable to configure HBA.\n"); 2577 return (rval); 2578 } 2579 } 2580 2581 save_flags = flags = vha->dpc_flags; 2582 ql_dbg(ql_dbg_disc, vha, 0x2014, 2583 "Configure loop -- dpc flags = 0x%lx.\n", flags); 2584 2585 /* 2586 * If we have both an RSCN and PORT UPDATE pending then handle them 2587 * both at the same time. 2588 */ 2589 clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); 2590 clear_bit(RSCN_UPDATE, &vha->dpc_flags); 2591 2592 qla2x00_get_data_rate(vha); 2593 2594 /* Determine what we need to do */ 2595 if (ha->current_topology == ISP_CFG_FL && 2596 (test_bit(LOCAL_LOOP_UPDATE, &flags))) { 2597 2598 vha->flags.rscn_queue_overflow = 1; 2599 set_bit(RSCN_UPDATE, &flags); 2600 2601 } else if (ha->current_topology == ISP_CFG_F && 2602 (test_bit(LOCAL_LOOP_UPDATE, &flags))) { 2603 2604 vha->flags.rscn_queue_overflow = 1; 2605 set_bit(RSCN_UPDATE, &flags); 2606 clear_bit(LOCAL_LOOP_UPDATE, &flags); 2607 2608 } else if (ha->current_topology == ISP_CFG_N) { 2609 clear_bit(RSCN_UPDATE, &flags); 2610 2611 } else if (!vha->flags.online || 2612 (test_bit(ABORT_ISP_ACTIVE, &flags))) { 2613 2614 vha->flags.rscn_queue_overflow = 1; 2615 set_bit(RSCN_UPDATE, &flags); 2616 set_bit(LOCAL_LOOP_UPDATE, &flags); 2617 } 2618 2619 if (test_bit(LOCAL_LOOP_UPDATE, &flags)) { 2620 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) { 2621 ql_dbg(ql_dbg_disc, vha, 0x2015, 2622 "Loop resync needed, failing.\n"); 2623 rval = QLA_FUNCTION_FAILED; 2624 } 2625 else 2626 rval = qla2x00_configure_local_loop(vha); 2627 } 2628 2629 if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) { 2630 if (LOOP_TRANSITION(vha)) { 2631 ql_dbg(ql_dbg_disc, vha, 0x201e, 2632 "Needs RSCN update and loop transition.\n"); 2633 rval = QLA_FUNCTION_FAILED; 2634 } 2635 else 2636 rval = qla2x00_configure_fabric(vha); 2637 } 2638 2639 if (rval == QLA_SUCCESS) { 2640 if (atomic_read(&vha->loop_down_timer) || 2641 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) { 2642 rval = QLA_FUNCTION_FAILED; 2643 } else { 2644 atomic_set(&vha->loop_state, LOOP_READY); 2645 ql_dbg(ql_dbg_disc, vha, 0x2069, 2646 "LOOP READY.\n"); 2647 } 2648 } 2649 2650 if (rval) { 2651 ql_dbg(ql_dbg_disc, vha, 0x206a, 2652 "%s *** FAILED ***.\n", __func__); 2653 } else { 2654 ql_dbg(ql_dbg_disc, vha, 0x206b, 2655 "%s: exiting normally.\n", __func__); 2656 } 2657 2658 /* Restore state if a resync event occurred during processing */ 2659 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) { 2660 if (test_bit(LOCAL_LOOP_UPDATE, &save_flags)) 2661 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); 2662 if (test_bit(RSCN_UPDATE, &save_flags)) { 2663 set_bit(RSCN_UPDATE, &vha->dpc_flags); 2664 if (!IS_ALOGIO_CAPABLE(ha)) 2665 vha->flags.rscn_queue_overflow = 1; 2666 } 2667 } 2668 2669 return (rval); 2670} 2671 2672 2673 2674/* 2675 * qla2x00_configure_local_loop 2676 * Updates Fibre Channel Device Database with local loop devices. 2677 * 2678 * Input: 2679 * ha = adapter block pointer. 2680 * 2681 * Returns: 2682 * 0 = success. 2683 */ 2684static int 2685qla2x00_configure_local_loop(scsi_qla_host_t *vha) 2686{ 2687 int rval, rval2; 2688 int found_devs; 2689 int found; 2690 fc_port_t *fcport, *new_fcport; 2691 2692 uint16_t index; 2693 uint16_t entries; 2694 char *id_iter; 2695 uint16_t loop_id; 2696 uint8_t domain, area, al_pa; 2697 struct qla_hw_data *ha = vha->hw; 2698 2699 found_devs = 0; 2700 new_fcport = NULL; 2701 entries = MAX_FIBRE_DEVICES; 2702 2703 ql_dbg(ql_dbg_disc, vha, 0x2016, 2704 "Getting FCAL position map.\n"); 2705 if (ql2xextended_error_logging & ql_dbg_disc) 2706 qla2x00_get_fcal_position_map(vha, NULL); 2707 2708 /* Get list of logged in devices. */ 2709 memset(ha->gid_list, 0, GID_LIST_SIZE); 2710 rval = qla2x00_get_id_list(vha, ha->gid_list, ha->gid_list_dma, 2711 &entries); 2712 if (rval != QLA_SUCCESS) 2713 goto cleanup_allocation; 2714 2715 ql_dbg(ql_dbg_disc, vha, 0x2017, 2716 "Entries in ID list (%d).\n", entries); 2717 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2075, 2718 (uint8_t *)ha->gid_list, 2719 entries * sizeof(struct gid_list_info)); 2720 2721 /* Allocate temporary fcport for any new fcports discovered. */ 2722 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); 2723 if (new_fcport == NULL) { 2724 ql_log(ql_log_warn, vha, 0x2018, 2725 "Memory allocation failed for fcport.\n"); 2726 rval = QLA_MEMORY_ALLOC_FAILED; 2727 goto cleanup_allocation; 2728 } 2729 new_fcport->flags &= ~FCF_FABRIC_DEVICE; 2730 2731 /* 2732 * Mark local devices that were present with FCF_DEVICE_LOST for now. 2733 */ 2734 list_for_each_entry(fcport, &vha->vp_fcports, list) { 2735 if (atomic_read(&fcport->state) == FCS_ONLINE && 2736 fcport->port_type != FCT_BROADCAST && 2737 (fcport->flags & FCF_FABRIC_DEVICE) == 0) { 2738 2739 ql_dbg(ql_dbg_disc, vha, 0x2019, 2740 "Marking port lost loop_id=0x%04x.\n", 2741 fcport->loop_id); 2742 2743 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST); 2744 } 2745 } 2746 2747 /* Add devices to port list. */ 2748 id_iter = (char *)ha->gid_list; 2749 for (index = 0; index < entries; index++) { 2750 domain = ((struct gid_list_info *)id_iter)->domain; 2751 area = ((struct gid_list_info *)id_iter)->area; 2752 al_pa = ((struct gid_list_info *)id_iter)->al_pa; 2753 if (IS_QLA2100(ha) || IS_QLA2200(ha)) 2754 loop_id = (uint16_t) 2755 ((struct gid_list_info *)id_iter)->loop_id_2100; 2756 else 2757 loop_id = le16_to_cpu( 2758 ((struct gid_list_info *)id_iter)->loop_id); 2759 id_iter += ha->gid_list_info_size; 2760 2761 /* Bypass reserved domain fields. */ 2762 if ((domain & 0xf0) == 0xf0) 2763 continue; 2764 2765 /* Bypass if not same domain and area of adapter. */ 2766 if (area && domain && 2767 (area != vha->d_id.b.area || domain != vha->d_id.b.domain)) 2768 continue; 2769 2770 /* Bypass invalid local loop ID. */ 2771 if (loop_id > LAST_LOCAL_LOOP_ID) 2772 continue; 2773 2774 /* Fill in member data. */ 2775 new_fcport->d_id.b.domain = domain; 2776 new_fcport->d_id.b.area = area; 2777 new_fcport->d_id.b.al_pa = al_pa; 2778 new_fcport->loop_id = loop_id; 2779 new_fcport->vp_idx = vha->vp_idx; 2780 rval2 = qla2x00_get_port_database(vha, new_fcport, 0); 2781 if (rval2 != QLA_SUCCESS) { 2782 ql_dbg(ql_dbg_disc, vha, 0x201a, 2783 "Failed to retrieve fcport information " 2784 "-- get_port_database=%x, loop_id=0x%04x.\n", 2785 rval2, new_fcport->loop_id); 2786 ql_dbg(ql_dbg_disc, vha, 0x201b, 2787 "Scheduling resync.\n"); 2788 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); 2789 continue; 2790 } 2791 2792 /* Check for matching device in port list. */ 2793 found = 0; 2794 fcport = NULL; 2795 list_for_each_entry(fcport, &vha->vp_fcports, list) { 2796 if (memcmp(new_fcport->port_name, fcport->port_name, 2797 WWN_SIZE)) 2798 continue; 2799 2800 fcport->flags &= ~FCF_FABRIC_DEVICE; 2801 fcport->loop_id = new_fcport->loop_id; 2802 fcport->port_type = new_fcport->port_type; 2803 fcport->d_id.b24 = new_fcport->d_id.b24; 2804 memcpy(fcport->node_name, new_fcport->node_name, 2805 WWN_SIZE); 2806 2807 found++; 2808 break; 2809 } 2810 2811 if (!found) { 2812 /* New device, add to fcports list. */ 2813 if (vha->vp_idx) { 2814 new_fcport->vha = vha; 2815 new_fcport->vp_idx = vha->vp_idx; 2816 } 2817 list_add_tail(&new_fcport->list, &vha->vp_fcports); 2818 2819 /* Allocate a new replacement fcport. */ 2820 fcport = new_fcport; 2821 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); 2822 if (new_fcport == NULL) { 2823 ql_log(ql_log_warn, vha, 0x201c, 2824 "Failed to allocate memory for fcport.\n"); 2825 rval = QLA_MEMORY_ALLOC_FAILED; 2826 goto cleanup_allocation; 2827 } 2828 new_fcport->flags &= ~FCF_FABRIC_DEVICE; 2829 } 2830 2831 /* Base iIDMA settings on HBA port speed. */ 2832 fcport->fp_speed = ha->link_data_rate; 2833 2834 qla2x00_update_fcport(vha, fcport); 2835 2836 found_devs++; 2837 } 2838 2839cleanup_allocation: 2840 kfree(new_fcport); 2841 2842 if (rval != QLA_SUCCESS) { 2843 ql_dbg(ql_dbg_disc, vha, 0x201d, 2844 "Configure local loop error exit: rval=%x.\n", rval); 2845 } 2846 2847 return (rval); 2848} 2849 2850static void 2851qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport) 2852{ 2853#define LS_UNKNOWN 2 2854 static char *link_speeds[] = { "1", "2", "?", "4", "8", "10" }; 2855 char *link_speed; 2856 int rval; 2857 uint16_t mb[4]; 2858 struct qla_hw_data *ha = vha->hw; 2859 2860 if (!IS_IIDMA_CAPABLE(ha)) 2861 return; 2862 2863 if (atomic_read(&fcport->state) != FCS_ONLINE) 2864 return; 2865 2866 if (fcport->fp_speed == PORT_SPEED_UNKNOWN || 2867 fcport->fp_speed > ha->link_data_rate) 2868 return; 2869 2870 rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed, 2871 mb); 2872 if (rval != QLA_SUCCESS) { 2873 ql_dbg(ql_dbg_disc, vha, 0x2004, 2874 "Unable to adjust iIDMA " 2875 "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x " 2876 "%04x.\n", fcport->port_name[0], fcport->port_name[1], 2877 fcport->port_name[2], fcport->port_name[3], 2878 fcport->port_name[4], fcport->port_name[5], 2879 fcport->port_name[6], fcport->port_name[7], rval, 2880 fcport->fp_speed, mb[0], mb[1]); 2881 } else { 2882 link_speed = link_speeds[LS_UNKNOWN]; 2883 if (fcport->fp_speed < 5) 2884 link_speed = link_speeds[fcport->fp_speed]; 2885 else if (fcport->fp_speed == 0x13) 2886 link_speed = link_speeds[5]; 2887 ql_dbg(ql_dbg_disc, vha, 0x2005, 2888 "iIDMA adjusted to %s GB/s " 2889 "on %02x%02x%02x%02x%02x%02x%02x%02x.\n", link_speed, 2890 fcport->port_name[0], fcport->port_name[1], 2891 fcport->port_name[2], fcport->port_name[3], 2892 fcport->port_name[4], fcport->port_name[5], 2893 fcport->port_name[6], fcport->port_name[7]); 2894 } 2895} 2896 2897static void 2898qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport) 2899{ 2900 struct fc_rport_identifiers rport_ids; 2901 struct fc_rport *rport; 2902 unsigned long flags; 2903 2904 qla2x00_rport_del(fcport); 2905 2906 rport_ids.node_name = wwn_to_u64(fcport->node_name); 2907 rport_ids.port_name = wwn_to_u64(fcport->port_name); 2908 rport_ids.port_id = fcport->d_id.b.domain << 16 | 2909 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; 2910 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; 2911 fcport->rport = rport = fc_remote_port_add(vha->host, 0, &rport_ids); 2912 if (!rport) { 2913 ql_log(ql_log_warn, vha, 0x2006, 2914 "Unable to allocate fc remote port.\n"); 2915 return; 2916 } 2917 spin_lock_irqsave(fcport->vha->host->host_lock, flags); 2918 *((fc_port_t **)rport->dd_data) = fcport; 2919 spin_unlock_irqrestore(fcport->vha->host->host_lock, flags); 2920 2921 rport->supported_classes = fcport->supported_classes; 2922 2923 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; 2924 if (fcport->port_type == FCT_INITIATOR) 2925 rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR; 2926 if (fcport->port_type == FCT_TARGET) 2927 rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET; 2928 fc_remote_port_rolechg(rport, rport_ids.roles); 2929} 2930 2931/* 2932 * qla2x00_update_fcport 2933 * Updates device on list. 2934 * 2935 * Input: 2936 * ha = adapter block pointer. 2937 * fcport = port structure pointer. 2938 * 2939 * Return: 2940 * 0 - Success 2941 * BIT_0 - error 2942 * 2943 * Context: 2944 * Kernel context. 2945 */ 2946void 2947qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport) 2948{ 2949 fcport->vha = vha; 2950 fcport->login_retry = 0; 2951 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT); 2952 2953 qla2x00_iidma_fcport(vha, fcport); 2954 qla24xx_update_fcport_fcp_prio(vha, fcport); 2955 qla2x00_reg_remote_port(vha, fcport); 2956 qla2x00_set_fcport_state(fcport, FCS_ONLINE); 2957} 2958 2959/* 2960 * qla2x00_configure_fabric 2961 * Setup SNS devices with loop ID's. 2962 * 2963 * Input: 2964 * ha = adapter block pointer. 2965 * 2966 * Returns: 2967 * 0 = success. 2968 * BIT_0 = error 2969 */ 2970static int 2971qla2x00_configure_fabric(scsi_qla_host_t *vha) 2972{ 2973 int rval, rval2; 2974 fc_port_t *fcport, *fcptemp; 2975 uint16_t next_loopid; 2976 uint16_t mb[MAILBOX_REGISTER_COUNT]; 2977 uint16_t loop_id; 2978 LIST_HEAD(new_fcports); 2979 struct qla_hw_data *ha = vha->hw; 2980 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 2981 2982 /* If FL port exists, then SNS is present */ 2983 if (IS_FWI2_CAPABLE(ha)) 2984 loop_id = NPH_F_PORT; 2985 else 2986 loop_id = SNS_FL_PORT; 2987 rval = qla2x00_get_port_name(vha, loop_id, vha->fabric_node_name, 1); 2988 if (rval != QLA_SUCCESS) { 2989 ql_dbg(ql_dbg_disc, vha, 0x201f, 2990 "MBX_GET_PORT_NAME failed, No FL Port.\n"); 2991 2992 vha->device_flags &= ~SWITCH_FOUND; 2993 return (QLA_SUCCESS); 2994 } 2995 vha->device_flags |= SWITCH_FOUND; 2996 2997 /* Mark devices that need re-synchronization. */ 2998 rval2 = qla2x00_device_resync(vha); 2999 if (rval2 == QLA_RSCNS_HANDLED) { 3000 /* No point doing the scan, just continue. */ 3001 return (QLA_SUCCESS); 3002 } 3003 do { 3004 /* FDMI support. */ 3005 if (ql2xfdmienable && 3006 test_and_clear_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags)) 3007 qla2x00_fdmi_register(vha); 3008 3009 /* Ensure we are logged into the SNS. */ 3010 if (IS_FWI2_CAPABLE(ha)) 3011 loop_id = NPH_SNS; 3012 else 3013 loop_id = SIMPLE_NAME_SERVER; 3014 ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff, 3015 0xfc, mb, BIT_1 | BIT_0); 3016 if (mb[0] != MBS_COMMAND_COMPLETE) { 3017 ql_dbg(ql_dbg_disc, vha, 0x2042, 3018 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x mb[2]=%x " 3019 "mb[6]=%x mb[7]=%x.\n", loop_id, mb[0], mb[1], 3020 mb[2], mb[6], mb[7]); 3021 return (QLA_SUCCESS); 3022 } 3023 3024 if (test_and_clear_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags)) { 3025 if (qla2x00_rft_id(vha)) { 3026 /* EMPTY */ 3027 ql_dbg(ql_dbg_disc, vha, 0x2045, 3028 "Register FC-4 TYPE failed.\n"); 3029 } 3030 if (qla2x00_rff_id(vha)) { 3031 /* EMPTY */ 3032 ql_dbg(ql_dbg_disc, vha, 0x2049, 3033 "Register FC-4 Features failed.\n"); 3034 } 3035 if (qla2x00_rnn_id(vha)) { 3036 /* EMPTY */ 3037 ql_dbg(ql_dbg_disc, vha, 0x204f, 3038 "Register Node Name failed.\n"); 3039 } else if (qla2x00_rsnn_nn(vha)) { 3040 /* EMPTY */ 3041 ql_dbg(ql_dbg_disc, vha, 0x2053, 3042 "Register Symobilic Node Name failed.\n"); 3043 } 3044 } 3045 3046 rval = qla2x00_find_all_fabric_devs(vha, &new_fcports); 3047 if (rval != QLA_SUCCESS) 3048 break; 3049 3050 /* 3051 * Logout all previous fabric devices marked lost, except 3052 * FCP2 devices. 3053 */ 3054 list_for_each_entry(fcport, &vha->vp_fcports, list) { 3055 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) 3056 break; 3057 3058 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) 3059 continue; 3060 3061 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { 3062 qla2x00_mark_device_lost(vha, fcport, 3063 ql2xplogiabsentdevice, 0); 3064 if (fcport->loop_id != FC_NO_LOOP_ID && 3065 (fcport->flags & FCF_FCP2_DEVICE) == 0 && 3066 fcport->port_type != FCT_INITIATOR && 3067 fcport->port_type != FCT_BROADCAST) { 3068 ha->isp_ops->fabric_logout(vha, 3069 fcport->loop_id, 3070 fcport->d_id.b.domain, 3071 fcport->d_id.b.area, 3072 fcport->d_id.b.al_pa); 3073 fcport->loop_id = FC_NO_LOOP_ID; 3074 } 3075 } 3076 } 3077 3078 /* Starting free loop ID. */ 3079 next_loopid = ha->min_external_loopid; 3080 3081 /* 3082 * Scan through our port list and login entries that need to be 3083 * logged in. 3084 */ 3085 list_for_each_entry(fcport, &vha->vp_fcports, list) { 3086 if (atomic_read(&vha->loop_down_timer) || 3087 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) 3088 break; 3089 3090 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || 3091 (fcport->flags & FCF_LOGIN_NEEDED) == 0) 3092 continue; 3093 3094 if (fcport->loop_id == FC_NO_LOOP_ID) { 3095 fcport->loop_id = next_loopid; 3096 rval = qla2x00_find_new_loop_id( 3097 base_vha, fcport); 3098 if (rval != QLA_SUCCESS) { 3099 /* Ran out of IDs to use */ 3100 break; 3101 } 3102 } 3103 /* Login and update database */ 3104 qla2x00_fabric_dev_login(vha, fcport, &next_loopid); 3105 } 3106 3107 /* Exit if out of loop IDs. */ 3108 if (rval != QLA_SUCCESS) { 3109 break; 3110 } 3111 3112 /* 3113 * Login and add the new devices to our port list. 3114 */ 3115 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { 3116 if (atomic_read(&vha->loop_down_timer) || 3117 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) 3118 break; 3119 3120 /* Find a new loop ID to use. */ 3121 fcport->loop_id = next_loopid; 3122 rval = qla2x00_find_new_loop_id(base_vha, fcport); 3123 if (rval != QLA_SUCCESS) { 3124 /* Ran out of IDs to use */ 3125 break; 3126 } 3127 3128 /* Login and update database */ 3129 qla2x00_fabric_dev_login(vha, fcport, &next_loopid); 3130 3131 if (vha->vp_idx) { 3132 fcport->vha = vha; 3133 fcport->vp_idx = vha->vp_idx; 3134 } 3135 list_move_tail(&fcport->list, &vha->vp_fcports); 3136 } 3137 } while (0); 3138 3139 /* Free all new device structures not processed. */ 3140 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { 3141 list_del(&fcport->list); 3142 kfree(fcport); 3143 } 3144 3145 if (rval) { 3146 ql_dbg(ql_dbg_disc, vha, 0x2068, 3147 "Configure fabric error exit rval=%d.\n", rval); 3148 } 3149 3150 return (rval); 3151} 3152 3153/* 3154 * qla2x00_find_all_fabric_devs 3155 * 3156 * Input: 3157 * ha = adapter block pointer. 3158 * dev = database device entry pointer. 3159 * 3160 * Returns: 3161 * 0 = success. 3162 * 3163 * Context: 3164 * Kernel context. 3165 */ 3166static int 3167qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha, 3168 struct list_head *new_fcports) 3169{ 3170 int rval; 3171 uint16_t loop_id; 3172 fc_port_t *fcport, *new_fcport, *fcptemp; 3173 int found; 3174 3175 sw_info_t *swl; 3176 int swl_idx; 3177 int first_dev, last_dev; 3178 port_id_t wrap = {}, nxt_d_id; 3179 struct qla_hw_data *ha = vha->hw; 3180 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev); 3181 struct scsi_qla_host *tvp; 3182 3183 rval = QLA_SUCCESS; 3184 3185 /* Try GID_PT to get device list, else GAN. */ 3186 swl = kcalloc(MAX_FIBRE_DEVICES, sizeof(sw_info_t), GFP_KERNEL); 3187 if (!swl) { 3188 /*EMPTY*/ 3189 ql_dbg(ql_dbg_disc, vha, 0x2054, 3190 "GID_PT allocations failed, fallback on GA_NXT.\n"); 3191 } else { 3192 if (qla2x00_gid_pt(vha, swl) != QLA_SUCCESS) { 3193 kfree(swl); 3194 swl = NULL; 3195 } else if (qla2x00_gpn_id(vha, swl) != QLA_SUCCESS) { 3196 kfree(swl); 3197 swl = NULL; 3198 } else if (qla2x00_gnn_id(vha, swl) != QLA_SUCCESS) { 3199 kfree(swl); 3200 swl = NULL; 3201 } else if (ql2xiidmaenable && 3202 qla2x00_gfpn_id(vha, swl) == QLA_SUCCESS) { 3203 qla2x00_gpsc(vha, swl); 3204 } 3205 3206 /* If other queries succeeded probe for FC-4 type */ 3207 if (swl) 3208 qla2x00_gff_id(vha, swl); 3209 } 3210 swl_idx = 0; 3211 3212 /* Allocate temporary fcport for any new fcports discovered. */ 3213 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); 3214 if (new_fcport == NULL) { 3215 ql_log(ql_log_warn, vha, 0x205e, 3216 "Failed to allocate memory for fcport.\n"); 3217 kfree(swl); 3218 return (QLA_MEMORY_ALLOC_FAILED); 3219 } 3220 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); 3221 /* Set start port ID scan at adapter ID. */ 3222 first_dev = 1; 3223 last_dev = 0; 3224 3225 /* Starting free loop ID. */ 3226 loop_id = ha->min_external_loopid; 3227 for (; loop_id <= ha->max_loop_id; loop_id++) { 3228 if (qla2x00_is_reserved_id(vha, loop_id)) 3229 continue; 3230 3231 if (ha->current_topology == ISP_CFG_FL && 3232 (atomic_read(&vha->loop_down_timer) || 3233 LOOP_TRANSITION(vha))) { 3234 atomic_set(&vha->loop_down_timer, 0); 3235 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); 3236 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); 3237 break; 3238 } 3239 3240 if (swl != NULL) { 3241 if (last_dev) { 3242 wrap.b24 = new_fcport->d_id.b24; 3243 } else { 3244 new_fcport->d_id.b24 = swl[swl_idx].d_id.b24; 3245 memcpy(new_fcport->node_name, 3246 swl[swl_idx].node_name, WWN_SIZE); 3247 memcpy(new_fcport->port_name, 3248 swl[swl_idx].port_name, WWN_SIZE); 3249 memcpy(new_fcport->fabric_port_name, 3250 swl[swl_idx].fabric_port_name, WWN_SIZE); 3251 new_fcport->fp_speed = swl[swl_idx].fp_speed; 3252 new_fcport->fc4_type = swl[swl_idx].fc4_type; 3253 3254 if (swl[swl_idx].d_id.b.rsvd_1 != 0) { 3255 last_dev = 1; 3256 } 3257 swl_idx++; 3258 } 3259 } else { 3260 /* Send GA_NXT to the switch */ 3261 rval = qla2x00_ga_nxt(vha, new_fcport); 3262 if (rval != QLA_SUCCESS) { 3263 ql_log(ql_log_warn, vha, 0x2064, 3264 "SNS scan failed -- assuming " 3265 "zero-entry result.\n"); 3266 list_for_each_entry_safe(fcport, fcptemp, 3267 new_fcports, list) { 3268 list_del(&fcport->list); 3269 kfree(fcport); 3270 } 3271 rval = QLA_SUCCESS; 3272 break; 3273 } 3274 } 3275 3276 /* If wrap on switch device list, exit. */ 3277 if (first_dev) { 3278 wrap.b24 = new_fcport->d_id.b24; 3279 first_dev = 0; 3280 } else if (new_fcport->d_id.b24 == wrap.b24) { 3281 ql_dbg(ql_dbg_disc, vha, 0x2065, 3282 "Device wrap (%02x%02x%02x).\n", 3283 new_fcport->d_id.b.domain, 3284 new_fcport->d_id.b.area, 3285 new_fcport->d_id.b.al_pa); 3286 break; 3287 } 3288 3289 /* Bypass if same physical adapter. */ 3290 if (new_fcport->d_id.b24 == base_vha->d_id.b24) 3291 continue; 3292 3293 /* Bypass virtual ports of the same host. */ 3294 found = 0; 3295 if (ha->num_vhosts) { 3296 unsigned long flags; 3297 3298 spin_lock_irqsave(&ha->vport_slock, flags); 3299 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) { 3300 if (new_fcport->d_id.b24 == vp->d_id.b24) { 3301 found = 1; 3302 break; 3303 } 3304 } 3305 spin_unlock_irqrestore(&ha->vport_slock, flags); 3306 3307 if (found) 3308 continue; 3309 } 3310 3311 /* Bypass if same domain and area of adapter. */ 3312 if (((new_fcport->d_id.b24 & 0xffff00) == 3313 (vha->d_id.b24 & 0xffff00)) && ha->current_topology == 3314 ISP_CFG_FL) 3315 continue; 3316 3317 /* Bypass reserved domain fields. */ 3318 if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0) 3319 continue; 3320 3321 /* Bypass ports whose FCP-4 type is not FCP_SCSI */ 3322 if (ql2xgffidenable && 3323 (new_fcport->fc4_type != FC4_TYPE_FCP_SCSI && 3324 new_fcport->fc4_type != FC4_TYPE_UNKNOWN)) 3325 continue; 3326 3327 /* Locate matching device in database. */ 3328 found = 0; 3329 list_for_each_entry(fcport, &vha->vp_fcports, list) { 3330 if (memcmp(new_fcport->port_name, fcport->port_name, 3331 WWN_SIZE)) 3332 continue; 3333 3334 found++; 3335 3336 /* Update port state. */ 3337 memcpy(fcport->fabric_port_name, 3338 new_fcport->fabric_port_name, WWN_SIZE); 3339 fcport->fp_speed = new_fcport->fp_speed; 3340 3341 /* 3342 * If address the same and state FCS_ONLINE, nothing 3343 * changed. 3344 */ 3345 if (fcport->d_id.b24 == new_fcport->d_id.b24 && 3346 atomic_read(&fcport->state) == FCS_ONLINE) { 3347 break; 3348 } 3349 3350 /* 3351 * If device was not a fabric device before. 3352 */ 3353 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) { 3354 fcport->d_id.b24 = new_fcport->d_id.b24; 3355 fcport->loop_id = FC_NO_LOOP_ID; 3356 fcport->flags |= (FCF_FABRIC_DEVICE | 3357 FCF_LOGIN_NEEDED); 3358 break; 3359 } 3360 3361 /* 3362 * Port ID changed or device was marked to be updated; 3363 * Log it out if still logged in and mark it for 3364 * relogin later. 3365 */ 3366 fcport->d_id.b24 = new_fcport->d_id.b24; 3367 fcport->flags |= FCF_LOGIN_NEEDED; 3368 if (fcport->loop_id != FC_NO_LOOP_ID && 3369 (fcport->flags & FCF_FCP2_DEVICE) == 0 && 3370 fcport->port_type != FCT_INITIATOR && 3371 fcport->port_type != FCT_BROADCAST) { 3372 ha->isp_ops->fabric_logout(vha, fcport->loop_id, 3373 fcport->d_id.b.domain, fcport->d_id.b.area, 3374 fcport->d_id.b.al_pa); 3375 fcport->loop_id = FC_NO_LOOP_ID; 3376 } 3377 3378 break; 3379 } 3380 3381 if (found) 3382 continue; 3383 /* If device was not in our fcports list, then add it. */ 3384 list_add_tail(&new_fcport->list, new_fcports); 3385 3386 /* Allocate a new replacement fcport. */ 3387 nxt_d_id.b24 = new_fcport->d_id.b24; 3388 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); 3389 if (new_fcport == NULL) { 3390 ql_log(ql_log_warn, vha, 0x2066, 3391 "Memory allocation failed for fcport.\n"); 3392 kfree(swl); 3393 return (QLA_MEMORY_ALLOC_FAILED); 3394 } 3395 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); 3396 new_fcport->d_id.b24 = nxt_d_id.b24; 3397 } 3398 3399 kfree(swl); 3400 kfree(new_fcport); 3401 3402 return (rval); 3403} 3404 3405/* 3406 * qla2x00_find_new_loop_id 3407 * Scan through our port list and find a new usable loop ID. 3408 * 3409 * Input: 3410 * ha: adapter state pointer. 3411 * dev: port structure pointer. 3412 * 3413 * Returns: 3414 * qla2x00 local function return status code. 3415 * 3416 * Context: 3417 * Kernel context. 3418 */ 3419int 3420qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev) 3421{ 3422 int rval; 3423 int found; 3424 fc_port_t *fcport; 3425 uint16_t first_loop_id; 3426 struct qla_hw_data *ha = vha->hw; 3427 struct scsi_qla_host *vp; 3428 struct scsi_qla_host *tvp; 3429 unsigned long flags = 0; 3430 3431 rval = QLA_SUCCESS; 3432 3433 /* Save starting loop ID. */ 3434 first_loop_id = dev->loop_id; 3435 3436 for (;;) { 3437 /* Skip loop ID if already used by adapter. */ 3438 if (dev->loop_id == vha->loop_id) 3439 dev->loop_id++; 3440 3441 /* Skip reserved loop IDs. */ 3442 while (qla2x00_is_reserved_id(vha, dev->loop_id)) 3443 dev->loop_id++; 3444 3445 /* Reset loop ID if passed the end. */ 3446 if (dev->loop_id > ha->max_loop_id) { 3447 /* first loop ID. */ 3448 dev->loop_id = ha->min_external_loopid; 3449 } 3450 3451 /* Check for loop ID being already in use. */ 3452 found = 0; 3453 fcport = NULL; 3454 3455 spin_lock_irqsave(&ha->vport_slock, flags); 3456 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) { 3457 list_for_each_entry(fcport, &vp->vp_fcports, list) { 3458 if (fcport->loop_id == dev->loop_id && 3459 fcport != dev) { 3460 /* ID possibly in use */ 3461 found++; 3462 break; 3463 } 3464 } 3465 if (found) 3466 break; 3467 } 3468 spin_unlock_irqrestore(&ha->vport_slock, flags); 3469 3470 /* If not in use then it is free to use. */ 3471 if (!found) { 3472 break; 3473 } 3474 3475 /* ID in use. Try next value. */ 3476 dev->loop_id++; 3477 3478 /* If wrap around. No free ID to use. */ 3479 if (dev->loop_id == first_loop_id) { 3480 dev->loop_id = FC_NO_LOOP_ID; 3481 rval = QLA_FUNCTION_FAILED; 3482 break; 3483 } 3484 } 3485 3486 return (rval); 3487} 3488 3489/* 3490 * qla2x00_device_resync 3491 * Marks devices in the database that needs resynchronization. 3492 * 3493 * Input: 3494 * ha = adapter block pointer. 3495 * 3496 * Context: 3497 * Kernel context. 3498 */ 3499static int 3500qla2x00_device_resync(scsi_qla_host_t *vha) 3501{ 3502 int rval; 3503 uint32_t mask; 3504 fc_port_t *fcport; 3505 uint32_t rscn_entry; 3506 uint8_t rscn_out_iter; 3507 uint8_t format; 3508 port_id_t d_id = {}; 3509 3510 rval = QLA_RSCNS_HANDLED; 3511 3512 while (vha->rscn_out_ptr != vha->rscn_in_ptr || 3513 vha->flags.rscn_queue_overflow) { 3514 3515 rscn_entry = vha->rscn_queue[vha->rscn_out_ptr]; 3516 format = MSB(MSW(rscn_entry)); 3517 d_id.b.domain = LSB(MSW(rscn_entry)); 3518 d_id.b.area = MSB(LSW(rscn_entry)); 3519 d_id.b.al_pa = LSB(LSW(rscn_entry)); 3520 3521 ql_dbg(ql_dbg_disc, vha, 0x2020, 3522 "RSCN queue entry[%d] = [%02x/%02x%02x%02x].\n", 3523 vha->rscn_out_ptr, format, d_id.b.domain, d_id.b.area, 3524 d_id.b.al_pa); 3525 3526 vha->rscn_out_ptr++; 3527 if (vha->rscn_out_ptr == MAX_RSCN_COUNT) 3528 vha->rscn_out_ptr = 0; 3529 3530 /* Skip duplicate entries. */ 3531 for (rscn_out_iter = vha->rscn_out_ptr; 3532 !vha->flags.rscn_queue_overflow && 3533 rscn_out_iter != vha->rscn_in_ptr; 3534 rscn_out_iter = (rscn_out_iter == 3535 (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) { 3536 3537 if (rscn_entry != vha->rscn_queue[rscn_out_iter]) 3538 break; 3539 3540 ql_dbg(ql_dbg_disc, vha, 0x2021, 3541 "Skipping duplicate RSCN queue entry found at " 3542 "[%d].\n", rscn_out_iter); 3543 3544 vha->rscn_out_ptr = rscn_out_iter; 3545 } 3546 3547 /* Queue overflow, set switch default case. */ 3548 if (vha->flags.rscn_queue_overflow) { 3549 ql_dbg(ql_dbg_disc, vha, 0x2022, 3550 "device_resync: rscn overflow.\n"); 3551 3552 format = 3; 3553 vha->flags.rscn_queue_overflow = 0; 3554 } 3555 3556 switch (format) { 3557 case 0: 3558 mask = 0xffffff; 3559 break; 3560 case 1: 3561 mask = 0xffff00; 3562 break; 3563 case 2: 3564 mask = 0xff0000; 3565 break; 3566 default: 3567 mask = 0x0; 3568 d_id.b24 = 0; 3569 vha->rscn_out_ptr = vha->rscn_in_ptr; 3570 break; 3571 } 3572 3573 rval = QLA_SUCCESS; 3574 3575 list_for_each_entry(fcport, &vha->vp_fcports, list) { 3576 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || 3577 (fcport->d_id.b24 & mask) != d_id.b24 || 3578 fcport->port_type == FCT_BROADCAST) 3579 continue; 3580 3581 if (atomic_read(&fcport->state) == FCS_ONLINE) { 3582 if (format != 3 || 3583 fcport->port_type != FCT_INITIATOR) { 3584 qla2x00_mark_device_lost(vha, fcport, 3585 0, 0); 3586 } 3587 } 3588 } 3589 } 3590 return (rval); 3591} 3592 3593/* 3594 * qla2x00_fabric_dev_login 3595 * Login fabric target device and update FC port database. 3596 * 3597 * Input: 3598 * ha: adapter state pointer. 3599 * fcport: port structure list pointer. 3600 * next_loopid: contains value of a new loop ID that can be used 3601 * by the next login attempt. 3602 * 3603 * Returns: 3604 * qla2x00 local function return status code. 3605 * 3606 * Context: 3607 * Kernel context. 3608 */ 3609static int 3610qla2x00_fabric_dev_login(scsi_qla_host_t *vha, fc_port_t *fcport, 3611 uint16_t *next_loopid) 3612{ 3613 int rval; 3614 int retry; 3615 uint8_t opts; 3616 struct qla_hw_data *ha = vha->hw; 3617 3618 rval = QLA_SUCCESS; 3619 retry = 0; 3620 3621 if (IS_ALOGIO_CAPABLE(ha)) { 3622 if (fcport->flags & FCF_ASYNC_SENT) 3623 return rval; 3624 fcport->flags |= FCF_ASYNC_SENT; 3625 rval = qla2x00_post_async_login_work(vha, fcport, NULL); 3626 if (!rval) 3627 return rval; 3628 } 3629 3630 fcport->flags &= ~FCF_ASYNC_SENT; 3631 rval = qla2x00_fabric_login(vha, fcport, next_loopid); 3632 if (rval == QLA_SUCCESS) { 3633 /* Send an ADISC to FCP2 devices.*/ 3634 opts = 0; 3635 if (fcport->flags & FCF_FCP2_DEVICE) 3636 opts |= BIT_1; 3637 rval = qla2x00_get_port_database(vha, fcport, opts); 3638 if (rval != QLA_SUCCESS) { 3639 ha->isp_ops->fabric_logout(vha, fcport->loop_id, 3640 fcport->d_id.b.domain, fcport->d_id.b.area, 3641 fcport->d_id.b.al_pa); 3642 qla2x00_mark_device_lost(vha, fcport, 1, 0); 3643 } else { 3644 qla2x00_update_fcport(vha, fcport); 3645 } 3646 } 3647 3648 return (rval); 3649} 3650 3651/* 3652 * qla2x00_fabric_login 3653 * Issue fabric login command. 3654 * 3655 * Input: 3656 * ha = adapter block pointer. 3657 * device = pointer to FC device type structure. 3658 * 3659 * Returns: 3660 * 0 - Login successfully 3661 * 1 - Login failed 3662 * 2 - Initiator device 3663 * 3 - Fatal error 3664 */ 3665int 3666qla2x00_fabric_login(scsi_qla_host_t *vha, fc_port_t *fcport, 3667 uint16_t *next_loopid) 3668{ 3669 int rval; 3670 int retry; 3671 uint16_t tmp_loopid; 3672 uint16_t mb[MAILBOX_REGISTER_COUNT]; 3673 struct qla_hw_data *ha = vha->hw; 3674 3675 retry = 0; 3676 tmp_loopid = 0; 3677 3678 for (;;) { 3679 ql_dbg(ql_dbg_disc, vha, 0x2000, 3680 "Trying Fabric Login w/loop id 0x%04x for port " 3681 "%02x%02x%02x.\n", 3682 fcport->loop_id, fcport->d_id.b.domain, 3683 fcport->d_id.b.area, fcport->d_id.b.al_pa); 3684 3685 /* Login fcport on switch. */ 3686 ha->isp_ops->fabric_login(vha, fcport->loop_id, 3687 fcport->d_id.b.domain, fcport->d_id.b.area, 3688 fcport->d_id.b.al_pa, mb, BIT_0); 3689 if (mb[0] == MBS_PORT_ID_USED) { 3690 /* 3691 * Device has another loop ID. The firmware team 3692 * recommends the driver perform an implicit login with 3693 * the specified ID again. The ID we just used is save 3694 * here so we return with an ID that can be tried by 3695 * the next login. 3696 */ 3697 retry++; 3698 tmp_loopid = fcport->loop_id; 3699 fcport->loop_id = mb[1]; 3700 3701 ql_dbg(ql_dbg_disc, vha, 0x2001, 3702 "Fabric Login: port in use - next loop " 3703 "id=0x%04x, port id= %02x%02x%02x.\n", 3704 fcport->loop_id, fcport->d_id.b.domain, 3705 fcport->d_id.b.area, fcport->d_id.b.al_pa); 3706 3707 } else if (mb[0] == MBS_COMMAND_COMPLETE) { 3708 /* 3709 * Login succeeded. 3710 */ 3711 if (retry) { 3712 /* A retry occurred before. */ 3713 *next_loopid = tmp_loopid; 3714 } else { 3715 /* 3716 * No retry occurred before. Just increment the 3717 * ID value for next login. 3718 */ 3719 *next_loopid = (fcport->loop_id + 1); 3720 } 3721 3722 if (mb[1] & BIT_0) { 3723 fcport->port_type = FCT_INITIATOR; 3724 } else { 3725 fcport->port_type = FCT_TARGET; 3726 if (mb[1] & BIT_1) { 3727 fcport->flags |= FCF_FCP2_DEVICE; 3728 } 3729 } 3730 3731 if (mb[10] & BIT_0) 3732 fcport->supported_classes |= FC_COS_CLASS2; 3733 if (mb[10] & BIT_1) 3734 fcport->supported_classes |= FC_COS_CLASS3; 3735 3736 rval = QLA_SUCCESS; 3737 break; 3738 } else if (mb[0] == MBS_LOOP_ID_USED) { 3739 /* 3740 * Loop ID already used, try next loop ID. 3741 */ 3742 fcport->loop_id++; 3743 rval = qla2x00_find_new_loop_id(vha, fcport); 3744 if (rval != QLA_SUCCESS) { 3745 /* Ran out of loop IDs to use */ 3746 break; 3747 } 3748 } else if (mb[0] == MBS_COMMAND_ERROR) { 3749 /* 3750 * Firmware possibly timed out during login. If NO 3751 * retries are left to do then the device is declared 3752 * dead. 3753 */ 3754 *next_loopid = fcport->loop_id; 3755 ha->isp_ops->fabric_logout(vha, fcport->loop_id, 3756 fcport->d_id.b.domain, fcport->d_id.b.area, 3757 fcport->d_id.b.al_pa); 3758 qla2x00_mark_device_lost(vha, fcport, 1, 0); 3759 3760 rval = 1; 3761 break; 3762 } else { 3763 /* 3764 * unrecoverable / not handled error 3765 */ 3766 ql_dbg(ql_dbg_disc, vha, 0x2002, 3767 "Failed=%x port_id=%02x%02x%02x loop_id=%x " 3768 "jiffies=%lx.\n", mb[0], fcport->d_id.b.domain, 3769 fcport->d_id.b.area, fcport->d_id.b.al_pa, 3770 fcport->loop_id, jiffies); 3771 3772 *next_loopid = fcport->loop_id; 3773 ha->isp_ops->fabric_logout(vha, fcport->loop_id, 3774 fcport->d_id.b.domain, fcport->d_id.b.area, 3775 fcport->d_id.b.al_pa); 3776 fcport->loop_id = FC_NO_LOOP_ID; 3777 fcport->login_retry = 0; 3778 3779 rval = 3; 3780 break; 3781 } 3782 } 3783 3784 return (rval); 3785} 3786 3787/* 3788 * qla2x00_local_device_login 3789 * Issue local device login command. 3790 * 3791 * Input: 3792 * ha = adapter block pointer. 3793 * loop_id = loop id of device to login to. 3794 * 3795 * Returns (Where's the #define!!!!): 3796 * 0 - Login successfully 3797 * 1 - Login failed 3798 * 3 - Fatal error 3799 */ 3800int 3801qla2x00_local_device_login(scsi_qla_host_t *vha, fc_port_t *fcport) 3802{ 3803 int rval; 3804 uint16_t mb[MAILBOX_REGISTER_COUNT]; 3805 3806 memset(mb, 0, sizeof(mb)); 3807 rval = qla2x00_login_local_device(vha, fcport, mb, BIT_0); 3808 if (rval == QLA_SUCCESS) { 3809 /* Interrogate mailbox registers for any errors */ 3810 if (mb[0] == MBS_COMMAND_ERROR) 3811 rval = 1; 3812 else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR) 3813 /* device not in PCB table */ 3814 rval = 3; 3815 } 3816 3817 return (rval); 3818} 3819 3820/* 3821 * qla2x00_loop_resync 3822 * Resync with fibre channel devices. 3823 * 3824 * Input: 3825 * ha = adapter block pointer. 3826 * 3827 * Returns: 3828 * 0 = success 3829 */ 3830int 3831qla2x00_loop_resync(scsi_qla_host_t *vha) 3832{ 3833 int rval = QLA_SUCCESS; 3834 uint32_t wait_time; 3835 struct req_que *req; 3836 struct rsp_que *rsp; 3837 3838 if (vha->hw->flags.cpu_affinity_enabled) 3839 req = vha->hw->req_q_map[0]; 3840 else 3841 req = vha->req; 3842 rsp = req->rsp; 3843 3844 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags); 3845 if (vha->flags.online) { 3846 if (!(rval = qla2x00_fw_ready(vha))) { 3847 /* Wait at most MAX_TARGET RSCNs for a stable link. */ 3848 wait_time = 256; 3849 do { 3850 /* Issue a marker after FW becomes ready. */ 3851 qla2x00_marker(vha, req, rsp, 0, 0, 3852 MK_SYNC_ALL); 3853 vha->marker_needed = 0; 3854 3855 /* Remap devices on Loop. */ 3856 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); 3857 3858 qla2x00_configure_loop(vha); 3859 wait_time--; 3860 } while (!atomic_read(&vha->loop_down_timer) && 3861 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) 3862 && wait_time && (test_bit(LOOP_RESYNC_NEEDED, 3863 &vha->dpc_flags))); 3864 } 3865 } 3866 3867 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) 3868 return (QLA_FUNCTION_FAILED); 3869 3870 if (rval) 3871 ql_dbg(ql_dbg_disc, vha, 0x206c, 3872 "%s *** FAILED ***.\n", __func__); 3873 3874 return (rval); 3875} 3876 3877/* 3878* qla2x00_perform_loop_resync 3879* Description: This function will set the appropriate flags and call 3880* qla2x00_loop_resync. If successful loop will be resynced 3881* Arguments : scsi_qla_host_t pointer 3882* returm : Success or Failure 3883*/ 3884 3885int qla2x00_perform_loop_resync(scsi_qla_host_t *ha) 3886{ 3887 int32_t rval = 0; 3888 3889 if (!test_and_set_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags)) { 3890 /*Configure the flags so that resync happens properly*/ 3891 atomic_set(&ha->loop_down_timer, 0); 3892 if (!(ha->device_flags & DFLG_NO_CABLE)) { 3893 atomic_set(&ha->loop_state, LOOP_UP); 3894 set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); 3895 set_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags); 3896 set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); 3897 3898 rval = qla2x00_loop_resync(ha); 3899 } else 3900 atomic_set(&ha->loop_state, LOOP_DEAD); 3901 3902 clear_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags); 3903 } 3904 3905 return rval; 3906} 3907 3908void 3909qla2x00_update_fcports(scsi_qla_host_t *base_vha) 3910{ 3911 fc_port_t *fcport; 3912 struct scsi_qla_host *vha; 3913 struct qla_hw_data *ha = base_vha->hw; 3914 unsigned long flags; 3915 3916 spin_lock_irqsave(&ha->vport_slock, flags); 3917 /* Go with deferred removal of rport references. */ 3918 list_for_each_entry(vha, &base_vha->hw->vp_list, list) { 3919 atomic_inc(&vha->vref_count); 3920 list_for_each_entry(fcport, &vha->vp_fcports, list) { 3921 if (fcport->drport && 3922 atomic_read(&fcport->state) != FCS_UNCONFIGURED) { 3923 spin_unlock_irqrestore(&ha->vport_slock, flags); 3924 3925 qla2x00_rport_del(fcport); 3926 3927 spin_lock_irqsave(&ha->vport_slock, flags); 3928 } 3929 } 3930 atomic_dec(&vha->vref_count); 3931 } 3932 spin_unlock_irqrestore(&ha->vport_slock, flags); 3933} 3934 3935/* 3936* qla82xx_quiescent_state_cleanup 3937* Description: This function will block the new I/Os 3938* Its not aborting any I/Os as context 3939* is not destroyed during quiescence 3940* Arguments: scsi_qla_host_t 3941* return : void 3942*/ 3943void 3944qla82xx_quiescent_state_cleanup(scsi_qla_host_t *vha) 3945{ 3946 struct qla_hw_data *ha = vha->hw; 3947 struct scsi_qla_host *vp; 3948 3949 ql_dbg(ql_dbg_p3p, vha, 0xb002, 3950 "Performing ISP error recovery - ha=%p.\n", ha); 3951 3952 atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); 3953 if (atomic_read(&vha->loop_state) != LOOP_DOWN) { 3954 atomic_set(&vha->loop_state, LOOP_DOWN); 3955 qla2x00_mark_all_devices_lost(vha, 0); 3956 list_for_each_entry(vp, &ha->vp_list, list) 3957 qla2x00_mark_all_devices_lost(vha, 0); 3958 } else { 3959 if (!atomic_read(&vha->loop_down_timer)) 3960 atomic_set(&vha->loop_down_timer, 3961 LOOP_DOWN_TIME); 3962 } 3963 /* Wait for pending cmds to complete */ 3964 qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST); 3965} 3966 3967void 3968qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha) 3969{ 3970 struct qla_hw_data *ha = vha->hw; 3971 struct scsi_qla_host *vp; 3972 unsigned long flags; 3973 fc_port_t *fcport; 3974 3975 /* For ISP82XX, driver waits for completion of the commands. 3976 * online flag should be set. 3977 */ 3978 if (!IS_QLA82XX(ha)) 3979 vha->flags.online = 0; 3980 ha->flags.chip_reset_done = 0; 3981 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 3982 ha->qla_stats.total_isp_aborts++; 3983 3984 ql_log(ql_log_info, vha, 0x00af, 3985 "Performing ISP error recovery - ha=%p.\n", ha); 3986 3987 /* For ISP82XX, reset_chip is just disabling interrupts. 3988 * Driver waits for the completion of the commands. 3989 * the interrupts need to be enabled. 3990 */ 3991 if (!IS_QLA82XX(ha)) 3992 ha->isp_ops->reset_chip(vha); 3993 3994 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); 3995 if (atomic_read(&vha->loop_state) != LOOP_DOWN) { 3996 atomic_set(&vha->loop_state, LOOP_DOWN); 3997 qla2x00_mark_all_devices_lost(vha, 0); 3998 3999 spin_lock_irqsave(&ha->vport_slock, flags); 4000 list_for_each_entry(vp, &ha->vp_list, list) { 4001 atomic_inc(&vp->vref_count); 4002 spin_unlock_irqrestore(&ha->vport_slock, flags); 4003 4004 qla2x00_mark_all_devices_lost(vp, 0); 4005 4006 spin_lock_irqsave(&ha->vport_slock, flags); 4007 atomic_dec(&vp->vref_count); 4008 } 4009 spin_unlock_irqrestore(&ha->vport_slock, flags); 4010 } else { 4011 if (!atomic_read(&vha->loop_down_timer)) 4012 atomic_set(&vha->loop_down_timer, 4013 LOOP_DOWN_TIME); 4014 } 4015 4016 /* Clear all async request states across all VPs. */ 4017 list_for_each_entry(fcport, &vha->vp_fcports, list) 4018 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT); 4019 spin_lock_irqsave(&ha->vport_slock, flags); 4020 list_for_each_entry(vp, &ha->vp_list, list) { 4021 atomic_inc(&vp->vref_count); 4022 spin_unlock_irqrestore(&ha->vport_slock, flags); 4023 4024 list_for_each_entry(fcport, &vp->vp_fcports, list) 4025 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT); 4026 4027 spin_lock_irqsave(&ha->vport_slock, flags); 4028 atomic_dec(&vp->vref_count); 4029 } 4030 spin_unlock_irqrestore(&ha->vport_slock, flags); 4031 4032 if (!ha->flags.eeh_busy) { 4033 /* Make sure for ISP 82XX IO DMA is complete */ 4034 if (IS_QLA82XX(ha)) { 4035 qla82xx_chip_reset_cleanup(vha); 4036 ql_log(ql_log_info, vha, 0x00b4, 4037 "Done chip reset cleanup.\n"); 4038 4039 /* Done waiting for pending commands. 4040 * Reset the online flag. 4041 */ 4042 vha->flags.online = 0; 4043 } 4044 4045 /* Requeue all commands in outstanding command list. */ 4046 qla2x00_abort_all_cmds(vha, DID_RESET << 16); 4047 } 4048} 4049 4050/* 4051* qla2x00_abort_isp 4052* Resets ISP and aborts all outstanding commands. 4053* 4054* Input: 4055* ha = adapter block pointer. 4056* 4057* Returns: 4058* 0 = success 4059*/ 4060int 4061qla2x00_abort_isp(scsi_qla_host_t *vha) 4062{ 4063 int rval; 4064 uint8_t status = 0; 4065 struct qla_hw_data *ha = vha->hw; 4066 struct scsi_qla_host *vp; 4067 struct req_que *req = ha->req_q_map[0]; 4068 unsigned long flags; 4069 4070 if (vha->flags.online) { 4071 qla2x00_abort_isp_cleanup(vha); 4072 4073 if (unlikely(pci_channel_offline(ha->pdev) && 4074 ha->flags.pci_channel_io_perm_failure)) { 4075 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags); 4076 status = 0; 4077 return status; 4078 } 4079 4080 ha->isp_ops->get_flash_version(vha, req->ring); 4081 4082 ha->isp_ops->nvram_config(vha); 4083 4084 if (!qla2x00_restart_isp(vha)) { 4085 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); 4086 4087 if (!atomic_read(&vha->loop_down_timer)) { 4088 /* 4089 * Issue marker command only when we are going 4090 * to start the I/O . 4091 */ 4092 vha->marker_needed = 1; 4093 } 4094 4095 vha->flags.online = 1; 4096 4097 ha->isp_ops->enable_intrs(ha); 4098 4099 ha->isp_abort_cnt = 0; 4100 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags); 4101 4102 if (IS_QLA81XX(ha)) 4103 qla2x00_get_fw_version(vha, 4104 &ha->fw_major_version, 4105 &ha->fw_minor_version, 4106 &ha->fw_subminor_version, 4107 &ha->fw_attributes, &ha->fw_memory_size, 4108 ha->mpi_version, &ha->mpi_capabilities, 4109 ha->phy_version); 4110 4111 if (ha->fce) { 4112 ha->flags.fce_enabled = 1; 4113 memset(ha->fce, 0, 4114 fce_calc_size(ha->fce_bufs)); 4115 rval = qla2x00_enable_fce_trace(vha, 4116 ha->fce_dma, ha->fce_bufs, ha->fce_mb, 4117 &ha->fce_bufs); 4118 if (rval) { 4119 ql_log(ql_log_warn, vha, 0x8033, 4120 "Unable to reinitialize FCE " 4121 "(%d).\n", rval); 4122 ha->flags.fce_enabled = 0; 4123 } 4124 } 4125 4126 if (ha->eft) { 4127 memset(ha->eft, 0, EFT_SIZE); 4128 rval = qla2x00_enable_eft_trace(vha, 4129 ha->eft_dma, EFT_NUM_BUFFERS); 4130 if (rval) { 4131 ql_log(ql_log_warn, vha, 0x8034, 4132 "Unable to reinitialize EFT " 4133 "(%d).\n", rval); 4134 } 4135 } 4136 } else { /* failed the ISP abort */ 4137 vha->flags.online = 1; 4138 if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { 4139 if (ha->isp_abort_cnt == 0) { 4140 ql_log(ql_log_fatal, vha, 0x8035, 4141 "ISP error recover failed - " 4142 "board disabled.\n"); 4143 /* 4144 * The next call disables the board 4145 * completely. 4146 */ 4147 ha->isp_ops->reset_adapter(vha); 4148 vha->flags.online = 0; 4149 clear_bit(ISP_ABORT_RETRY, 4150 &vha->dpc_flags); 4151 status = 0; 4152 } else { /* schedule another ISP abort */ 4153 ha->isp_abort_cnt--; 4154 ql_dbg(ql_dbg_taskm, vha, 0x8020, 4155 "ISP abort - retry remaining %d.\n", 4156 ha->isp_abort_cnt); 4157 status = 1; 4158 } 4159 } else { 4160 ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT; 4161 ql_dbg(ql_dbg_taskm, vha, 0x8021, 4162 "ISP error recovery - retrying (%d) " 4163 "more times.\n", ha->isp_abort_cnt); 4164 set_bit(ISP_ABORT_RETRY, &vha->dpc_flags); 4165 status = 1; 4166 } 4167 } 4168 4169 } 4170 4171 if (!status) { 4172 ql_dbg(ql_dbg_taskm, vha, 0x8022, "%s succeeded.\n", __func__); 4173 4174 spin_lock_irqsave(&ha->vport_slock, flags); 4175 list_for_each_entry(vp, &ha->vp_list, list) { 4176 if (vp->vp_idx) { 4177 atomic_inc(&vp->vref_count); 4178 spin_unlock_irqrestore(&ha->vport_slock, flags); 4179 4180 qla2x00_vp_abort_isp(vp); 4181 4182 spin_lock_irqsave(&ha->vport_slock, flags); 4183 atomic_dec(&vp->vref_count); 4184 } 4185 } 4186 spin_unlock_irqrestore(&ha->vport_slock, flags); 4187 4188 } else { 4189 ql_log(ql_log_warn, vha, 0x8023, "%s **** FAILED ****.\n", 4190 __func__); 4191 } 4192 4193 return(status); 4194} 4195 4196/* 4197* qla2x00_restart_isp 4198* restarts the ISP after a reset 4199* 4200* Input: 4201* ha = adapter block pointer. 4202* 4203* Returns: 4204* 0 = success 4205*/ 4206static int 4207qla2x00_restart_isp(scsi_qla_host_t *vha) 4208{ 4209 int status = 0; 4210 uint32_t wait_time; 4211 struct qla_hw_data *ha = vha->hw; 4212 struct req_que *req = ha->req_q_map[0]; 4213 struct rsp_que *rsp = ha->rsp_q_map[0]; 4214 4215 /* If firmware needs to be loaded */ 4216 if (qla2x00_isp_firmware(vha)) { 4217 vha->flags.online = 0; 4218 status = ha->isp_ops->chip_diag(vha); 4219 if (!status) 4220 status = qla2x00_setup_chip(vha); 4221 } 4222 4223 if (!status && !(status = qla2x00_init_rings(vha))) { 4224 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); 4225 ha->flags.chip_reset_done = 1; 4226 /* Initialize the queues in use */ 4227 qla25xx_init_queues(ha); 4228 4229 status = qla2x00_fw_ready(vha); 4230 if (!status) { 4231 ql_dbg(ql_dbg_taskm, vha, 0x8031, 4232 "Start configure loop status = %d.\n", status); 4233 4234 /* Issue a marker after FW becomes ready. */ 4235 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL); 4236 4237 vha->flags.online = 1; 4238 /* Wait at most MAX_TARGET RSCNs for a stable link. */ 4239 wait_time = 256; 4240 do { 4241 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); 4242 qla2x00_configure_loop(vha); 4243 wait_time--; 4244 } while (!atomic_read(&vha->loop_down_timer) && 4245 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) 4246 && wait_time && (test_bit(LOOP_RESYNC_NEEDED, 4247 &vha->dpc_flags))); 4248 } 4249 4250 /* if no cable then assume it's good */ 4251 if ((vha->device_flags & DFLG_NO_CABLE)) 4252 status = 0; 4253 4254 ql_dbg(ql_dbg_taskm, vha, 0x8032, 4255 "Configure loop done, status = 0x%x.\n", status); 4256 } 4257 return (status); 4258} 4259 4260static int 4261qla25xx_init_queues(struct qla_hw_data *ha) 4262{ 4263 struct rsp_que *rsp = NULL; 4264 struct req_que *req = NULL; 4265 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 4266 int ret = -1; 4267 int i; 4268 4269 for (i = 1; i < ha->max_rsp_queues; i++) { 4270 rsp = ha->rsp_q_map[i]; 4271 if (rsp) { 4272 rsp->options &= ~BIT_0; 4273 ret = qla25xx_init_rsp_que(base_vha, rsp); 4274 if (ret != QLA_SUCCESS) 4275 ql_dbg(ql_dbg_init, base_vha, 0x00ff, 4276 "%s Rsp que: %d init failed.\n", 4277 __func__, rsp->id); 4278 else 4279 ql_dbg(ql_dbg_init, base_vha, 0x0100, 4280 "%s Rsp que: %d inited.\n", 4281 __func__, rsp->id); 4282 } 4283 } 4284 for (i = 1; i < ha->max_req_queues; i++) { 4285 req = ha->req_q_map[i]; 4286 if (req) { 4287 /* Clear outstanding commands array. */ 4288 req->options &= ~BIT_0; 4289 ret = qla25xx_init_req_que(base_vha, req); 4290 if (ret != QLA_SUCCESS) 4291 ql_dbg(ql_dbg_init, base_vha, 0x0101, 4292 "%s Req que: %d init failed.\n", 4293 __func__, req->id); 4294 else 4295 ql_dbg(ql_dbg_init, base_vha, 0x0102, 4296 "%s Req que: %d inited.\n", 4297 __func__, req->id); 4298 } 4299 } 4300 return ret; 4301} 4302 4303/* 4304* qla2x00_reset_adapter 4305* Reset adapter. 4306* 4307* Input: 4308* ha = adapter block pointer. 4309*/ 4310void 4311qla2x00_reset_adapter(scsi_qla_host_t *vha) 4312{ 4313 unsigned long flags = 0; 4314 struct qla_hw_data *ha = vha->hw; 4315 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; 4316 4317 vha->flags.online = 0; 4318 ha->isp_ops->disable_intrs(ha); 4319 4320 spin_lock_irqsave(&ha->hardware_lock, flags); 4321 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); 4322 RD_REG_WORD(®->hccr); /* PCI Posting. */ 4323 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); 4324 RD_REG_WORD(®->hccr); /* PCI Posting. */ 4325 spin_unlock_irqrestore(&ha->hardware_lock, flags); 4326} 4327 4328void 4329qla24xx_reset_adapter(scsi_qla_host_t *vha) 4330{ 4331 unsigned long flags = 0; 4332 struct qla_hw_data *ha = vha->hw; 4333 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; 4334 4335 if (IS_QLA82XX(ha)) 4336 return; 4337 4338 vha->flags.online = 0; 4339 ha->isp_ops->disable_intrs(ha); 4340 4341 spin_lock_irqsave(&ha->hardware_lock, flags); 4342 WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); 4343 RD_REG_DWORD(®->hccr); 4344 WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); 4345 RD_REG_DWORD(®->hccr); 4346 spin_unlock_irqrestore(&ha->hardware_lock, flags); 4347 4348 if (IS_NOPOLLING_TYPE(ha)) 4349 ha->isp_ops->enable_intrs(ha); 4350} 4351 4352/* On sparc systems, obtain port and node WWN from firmware 4353 * properties. 4354 */ 4355static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, 4356 struct nvram_24xx *nv) 4357{ 4358#ifdef CONFIG_SPARC 4359 struct qla_hw_data *ha = vha->hw; 4360 struct pci_dev *pdev = ha->pdev; 4361 struct device_node *dp = pci_device_to_OF_node(pdev); 4362 const u8 *val; 4363 int len; 4364 4365 val = of_get_property(dp, "port-wwn", &len); 4366 if (val && len >= WWN_SIZE) 4367 memcpy(nv->port_name, val, WWN_SIZE); 4368 4369 val = of_get_property(dp, "node-wwn", &len); 4370 if (val && len >= WWN_SIZE) 4371 memcpy(nv->node_name, val, WWN_SIZE); 4372#endif 4373} 4374 4375int 4376qla24xx_nvram_config(scsi_qla_host_t *vha) 4377{ 4378 int rval; 4379 struct init_cb_24xx *icb; 4380 struct nvram_24xx *nv; 4381 uint32_t *dptr; 4382 uint8_t *dptr1, *dptr2; 4383 uint32_t chksum; 4384 uint16_t cnt; 4385 struct qla_hw_data *ha = vha->hw; 4386 4387 rval = QLA_SUCCESS; 4388 icb = (struct init_cb_24xx *)ha->init_cb; 4389 nv = ha->nvram; 4390 4391 /* Determine NVRAM starting address. */ 4392 if (ha->flags.port0) { 4393 ha->nvram_base = FA_NVRAM_FUNC0_ADDR; 4394 ha->vpd_base = FA_NVRAM_VPD0_ADDR; 4395 } else { 4396 ha->nvram_base = FA_NVRAM_FUNC1_ADDR; 4397 ha->vpd_base = FA_NVRAM_VPD1_ADDR; 4398 } 4399 ha->nvram_size = sizeof(struct nvram_24xx); 4400 ha->vpd_size = FA_NVRAM_VPD_SIZE; 4401 if (IS_QLA82XX(ha)) 4402 ha->vpd_size = FA_VPD_SIZE_82XX; 4403 4404 /* Get VPD data into cache */ 4405 ha->vpd = ha->nvram + VPD_OFFSET; 4406 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, 4407 ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4); 4408 4409 /* Get NVRAM data into cache and calculate checksum. */ 4410 dptr = (uint32_t *)nv; 4411 ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base, 4412 ha->nvram_size); 4413 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++) 4414 chksum += le32_to_cpu(*dptr++); 4415 4416 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x006a, 4417 "Contents of NVRAM\n"); 4418 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x010d, 4419 (uint8_t *)nv, ha->nvram_size); 4420 4421 /* Bad NVRAM data, set defaults parameters. */ 4422 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P' 4423 || nv->id[3] != ' ' || 4424 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) { 4425 /* Reset NVRAM data. */ 4426 ql_log(ql_log_warn, vha, 0x006b, 4427 "Inconisistent NVRAM detected: checksum=0x%x id=%c " 4428 "version=0x%x.\n", chksum, nv->id[0], nv->nvram_version); 4429 ql_log(ql_log_warn, vha, 0x006c, 4430 "Falling back to functioning (yet invalid -- WWPN) " 4431 "defaults.\n"); 4432 4433 /* 4434 * Set default initialization control block. 4435 */ 4436 memset(nv, 0, ha->nvram_size); 4437 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION); 4438 nv->version = __constant_cpu_to_le16(ICB_VERSION); 4439 nv->frame_payload_size = __constant_cpu_to_le16(2048); 4440 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF); 4441 nv->exchange_count = __constant_cpu_to_le16(0); 4442 nv->hard_address = __constant_cpu_to_le16(124); 4443 nv->port_name[0] = 0x21; 4444 nv->port_name[1] = 0x00 + ha->port_no; 4445 nv->port_name[2] = 0x00; 4446 nv->port_name[3] = 0xe0; 4447 nv->port_name[4] = 0x8b; 4448 nv->port_name[5] = 0x1c; 4449 nv->port_name[6] = 0x55; 4450 nv->port_name[7] = 0x86; 4451 nv->node_name[0] = 0x20; 4452 nv->node_name[1] = 0x00; 4453 nv->node_name[2] = 0x00; 4454 nv->node_name[3] = 0xe0; 4455 nv->node_name[4] = 0x8b; 4456 nv->node_name[5] = 0x1c; 4457 nv->node_name[6] = 0x55; 4458 nv->node_name[7] = 0x86; 4459 qla24xx_nvram_wwn_from_ofw(vha, nv); 4460 nv->login_retry_count = __constant_cpu_to_le16(8); 4461 nv->interrupt_delay_timer = __constant_cpu_to_le16(0); 4462 nv->login_timeout = __constant_cpu_to_le16(0); 4463 nv->firmware_options_1 = 4464 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1); 4465 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4); 4466 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12); 4467 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13); 4468 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10); 4469 nv->efi_parameters = __constant_cpu_to_le32(0); 4470 nv->reset_delay = 5; 4471 nv->max_luns_per_target = __constant_cpu_to_le16(128); 4472 nv->port_down_retry_count = __constant_cpu_to_le16(30); 4473 nv->link_down_timeout = __constant_cpu_to_le16(30); 4474 4475 rval = 1; 4476 } 4477 4478 /* Reset Initialization control block */ 4479 memset(icb, 0, ha->init_cb_size); 4480 4481 /* Copy 1st segment. */ 4482 dptr1 = (uint8_t *)icb; 4483 dptr2 = (uint8_t *)&nv->version; 4484 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version; 4485 while (cnt--) 4486 *dptr1++ = *dptr2++; 4487 4488 icb->login_retry_count = nv->login_retry_count; 4489 icb->link_down_on_nos = nv->link_down_on_nos; 4490 4491 /* Copy 2nd segment. */ 4492 dptr1 = (uint8_t *)&icb->interrupt_delay_timer; 4493 dptr2 = (uint8_t *)&nv->interrupt_delay_timer; 4494 cnt = (uint8_t *)&icb->reserved_3 - 4495 (uint8_t *)&icb->interrupt_delay_timer; 4496 while (cnt--) 4497 *dptr1++ = *dptr2++; 4498 4499 /* 4500 * Setup driver NVRAM options. 4501 */ 4502 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name), 4503 "QLA2462"); 4504 4505 /* Use alternate WWN? */ 4506 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) { 4507 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); 4508 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); 4509 } 4510 4511 /* Prepare nodename */ 4512 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) { 4513 /* 4514 * Firmware will apply the following mask if the nodename was 4515 * not provided. 4516 */ 4517 memcpy(icb->node_name, icb->port_name, WWN_SIZE); 4518 icb->node_name[0] &= 0xF0; 4519 } 4520 4521 /* Set host adapter parameters. */ 4522 ha->flags.disable_risc_code_load = 0; 4523 ha->flags.enable_lip_reset = 0; 4524 ha->flags.enable_lip_full_login = 4525 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0; 4526 ha->flags.enable_target_reset = 4527 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0; 4528 ha->flags.enable_led_scheme = 0; 4529 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0; 4530 4531 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) & 4532 (BIT_6 | BIT_5 | BIT_4)) >> 4; 4533 4534 memcpy(ha->fw_seriallink_options24, nv->seriallink_options, 4535 sizeof(ha->fw_seriallink_options24)); 4536 4537 /* save HBA serial number */ 4538 ha->serial0 = icb->port_name[5]; 4539 ha->serial1 = icb->port_name[6]; 4540 ha->serial2 = icb->port_name[7]; 4541 memcpy(vha->node_name, icb->node_name, WWN_SIZE); 4542 memcpy(vha->port_name, icb->port_name, WWN_SIZE); 4543 4544 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); 4545 4546 ha->retry_count = le16_to_cpu(nv->login_retry_count); 4547 4548 /* Set minimum login_timeout to 4 seconds. */ 4549 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout) 4550 nv->login_timeout = cpu_to_le16(ql2xlogintimeout); 4551 if (le16_to_cpu(nv->login_timeout) < 4) 4552 nv->login_timeout = __constant_cpu_to_le16(4); 4553 ha->login_timeout = le16_to_cpu(nv->login_timeout); 4554 icb->login_timeout = nv->login_timeout; 4555 4556 /* Set minimum RATOV to 100 tenths of a second. */ 4557 ha->r_a_tov = 100; 4558 4559 ha->loop_reset_delay = nv->reset_delay; 4560 4561 /* Link Down Timeout = 0: 4562 * 4563 * When Port Down timer expires we will start returning 4564 * I/O's to OS with "DID_NO_CONNECT". 4565 * 4566 * Link Down Timeout != 0: 4567 * 4568 * The driver waits for the link to come up after link down 4569 * before returning I/Os to OS with "DID_NO_CONNECT". 4570 */ 4571 if (le16_to_cpu(nv->link_down_timeout) == 0) { 4572 ha->loop_down_abort_time = 4573 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); 4574 } else { 4575 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout); 4576 ha->loop_down_abort_time = 4577 (LOOP_DOWN_TIME - ha->link_down_timeout); 4578 } 4579 4580 /* Need enough time to try and get the port back. */ 4581 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count); 4582 if (qlport_down_retry) 4583 ha->port_down_retry_count = qlport_down_retry; 4584 4585 /* Set login_retry_count */ 4586 ha->login_retry_count = le16_to_cpu(nv->login_retry_count); 4587 if (ha->port_down_retry_count == 4588 le16_to_cpu(nv->port_down_retry_count) && 4589 ha->port_down_retry_count > 3) 4590 ha->login_retry_count = ha->port_down_retry_count; 4591 else if (ha->port_down_retry_count > (int)ha->login_retry_count) 4592 ha->login_retry_count = ha->port_down_retry_count; 4593 if (ql2xloginretrycount) 4594 ha->login_retry_count = ql2xloginretrycount; 4595 4596 /* Enable ZIO. */ 4597 if (!vha->flags.init_done) { 4598 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) & 4599 (BIT_3 | BIT_2 | BIT_1 | BIT_0); 4600 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ? 4601 le16_to_cpu(icb->interrupt_delay_timer): 2; 4602 } 4603 icb->firmware_options_2 &= __constant_cpu_to_le32( 4604 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0)); 4605 vha->flags.process_response_queue = 0; 4606 if (ha->zio_mode != QLA_ZIO_DISABLED) { 4607 ha->zio_mode = QLA_ZIO_MODE_6; 4608 4609 ql_log(ql_log_info, vha, 0x006f, 4610 "ZIO mode %d enabled; timer delay (%d us).\n", 4611 ha->zio_mode, ha->zio_timer * 100); 4612 4613 icb->firmware_options_2 |= cpu_to_le32( 4614 (uint32_t)ha->zio_mode); 4615 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer); 4616 vha->flags.process_response_queue = 1; 4617 } 4618 4619 if (rval) { 4620 ql_log(ql_log_warn, vha, 0x0070, 4621 "NVRAM configuration failed.\n"); 4622 } 4623 return (rval); 4624} 4625 4626static int 4627qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr, 4628 uint32_t faddr) 4629{ 4630 int rval = QLA_SUCCESS; 4631 int segments, fragment; 4632 uint32_t *dcode, dlen; 4633 uint32_t risc_addr; 4634 uint32_t risc_size; 4635 uint32_t i; 4636 struct qla_hw_data *ha = vha->hw; 4637 struct req_que *req = ha->req_q_map[0]; 4638 4639 ql_dbg(ql_dbg_init, vha, 0x008b, 4640 "FW: Loading firmware from flash (%x).\n", faddr); 4641 4642 rval = QLA_SUCCESS; 4643 4644 segments = FA_RISC_CODE_SEGMENTS; 4645 dcode = (uint32_t *)req->ring; 4646 *srisc_addr = 0; 4647 4648 /* Validate firmware image by checking version. */ 4649 qla24xx_read_flash_data(vha, dcode, faddr + 4, 4); 4650 for (i = 0; i < 4; i++) 4651 dcode[i] = be32_to_cpu(dcode[i]); 4652 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && 4653 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || 4654 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && 4655 dcode[3] == 0)) { 4656 ql_log(ql_log_fatal, vha, 0x008c, 4657 "Unable to verify the integrity of flash firmware " 4658 "image.\n"); 4659 ql_log(ql_log_fatal, vha, 0x008d, 4660 "Firmware data: %08x %08x %08x %08x.\n", 4661 dcode[0], dcode[1], dcode[2], dcode[3]); 4662 4663 return QLA_FUNCTION_FAILED; 4664 } 4665 4666 while (segments && rval == QLA_SUCCESS) { 4667 /* Read segment's load information. */ 4668 qla24xx_read_flash_data(vha, dcode, faddr, 4); 4669 4670 risc_addr = be32_to_cpu(dcode[2]); 4671 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; 4672 risc_size = be32_to_cpu(dcode[3]); 4673 4674 fragment = 0; 4675 while (risc_size > 0 && rval == QLA_SUCCESS) { 4676 dlen = (uint32_t)(ha->fw_transfer_size >> 2); 4677 if (dlen > risc_size) 4678 dlen = risc_size; 4679 4680 ql_dbg(ql_dbg_init, vha, 0x008e, 4681 "Loading risc segment@ risc addr %x " 4682 "number of dwords 0x%x offset 0x%x.\n", 4683 risc_addr, dlen, faddr); 4684 4685 qla24xx_read_flash_data(vha, dcode, faddr, dlen); 4686 for (i = 0; i < dlen; i++) 4687 dcode[i] = swab32(dcode[i]); 4688 4689 rval = qla2x00_load_ram(vha, req->dma, risc_addr, 4690 dlen); 4691 if (rval) { 4692 ql_log(ql_log_fatal, vha, 0x008f, 4693 "Failed to load segment %d of firmware.\n", 4694 fragment); 4695 break; 4696 } 4697 4698 faddr += dlen; 4699 risc_addr += dlen; 4700 risc_size -= dlen; 4701 fragment++; 4702 } 4703 4704 /* Next segment. */ 4705 segments--; 4706 } 4707 4708 return rval; 4709} 4710 4711#define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/" 4712 4713int 4714qla2x00_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr) 4715{ 4716 int rval; 4717 int i, fragment; 4718 uint16_t *wcode, *fwcode; 4719 uint32_t risc_addr, risc_size, fwclen, wlen, *seg; 4720 struct fw_blob *blob; 4721 struct qla_hw_data *ha = vha->hw; 4722 struct req_que *req = ha->req_q_map[0]; 4723 4724 /* Load firmware blob. */ 4725 blob = qla2x00_request_firmware(vha); 4726 if (!blob) { 4727 ql_log(ql_log_info, vha, 0x0083, 4728 "Fimware image unavailable.\n"); 4729 ql_log(ql_log_info, vha, 0x0084, 4730 "Firmware images can be retrieved from: "QLA_FW_URL ".\n"); 4731 return QLA_FUNCTION_FAILED; 4732 } 4733 4734 rval = QLA_SUCCESS; 4735 4736 wcode = (uint16_t *)req->ring; 4737 *srisc_addr = 0; 4738 fwcode = (uint16_t *)blob->fw->data; 4739 fwclen = 0; 4740 4741 /* Validate firmware image by checking version. */ 4742 if (blob->fw->size < 8 * sizeof(uint16_t)) { 4743 ql_log(ql_log_fatal, vha, 0x0085, 4744 "Unable to verify integrity of firmware image (%Zd).\n", 4745 blob->fw->size); 4746 goto fail_fw_integrity; 4747 } 4748 for (i = 0; i < 4; i++) 4749 wcode[i] = be16_to_cpu(fwcode[i + 4]); 4750 if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff && 4751 wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 && 4752 wcode[2] == 0 && wcode[3] == 0)) { 4753 ql_log(ql_log_fatal, vha, 0x0086, 4754 "Unable to verify integrity of firmware image.\n"); 4755 ql_log(ql_log_fatal, vha, 0x0087, 4756 "Firmware data: %04x %04x %04x %04x.\n", 4757 wcode[0], wcode[1], wcode[2], wcode[3]); 4758 goto fail_fw_integrity; 4759 } 4760 4761 seg = blob->segs; 4762 while (*seg && rval == QLA_SUCCESS) { 4763 risc_addr = *seg; 4764 *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr; 4765 risc_size = be16_to_cpu(fwcode[3]); 4766 4767 /* Validate firmware image size. */ 4768 fwclen += risc_size * sizeof(uint16_t); 4769 if (blob->fw->size < fwclen) { 4770 ql_log(ql_log_fatal, vha, 0x0088, 4771 "Unable to verify integrity of firmware image " 4772 "(%Zd).\n", blob->fw->size); 4773 goto fail_fw_integrity; 4774 } 4775 4776 fragment = 0; 4777 while (risc_size > 0 && rval == QLA_SUCCESS) { 4778 wlen = (uint16_t)(ha->fw_transfer_size >> 1); 4779 if (wlen > risc_size) 4780 wlen = risc_size; 4781 ql_dbg(ql_dbg_init, vha, 0x0089, 4782 "Loading risc segment@ risc addr %x number of " 4783 "words 0x%x.\n", risc_addr, wlen); 4784 4785 for (i = 0; i < wlen; i++) 4786 wcode[i] = swab16(fwcode[i]); 4787 4788 rval = qla2x00_load_ram(vha, req->dma, risc_addr, 4789 wlen); 4790 if (rval) { 4791 ql_log(ql_log_fatal, vha, 0x008a, 4792 "Failed to load segment %d of firmware.\n", 4793 fragment); 4794 break; 4795 } 4796 4797 fwcode += wlen; 4798 risc_addr += wlen; 4799 risc_size -= wlen; 4800 fragment++; 4801 } 4802 4803 /* Next segment. */ 4804 seg++; 4805 } 4806 return rval; 4807 4808fail_fw_integrity: 4809 return QLA_FUNCTION_FAILED; 4810} 4811 4812static int 4813qla24xx_load_risc_blob(scsi_qla_host_t *vha, uint32_t *srisc_addr) 4814{ 4815 int rval; 4816 int segments, fragment; 4817 uint32_t *dcode, dlen; 4818 uint32_t risc_addr; 4819 uint32_t risc_size; 4820 uint32_t i; 4821 struct fw_blob *blob; 4822 uint32_t *fwcode, fwclen; 4823 struct qla_hw_data *ha = vha->hw; 4824 struct req_que *req = ha->req_q_map[0]; 4825 4826 /* Load firmware blob. */ 4827 blob = qla2x00_request_firmware(vha); 4828 if (!blob) { 4829 ql_log(ql_log_warn, vha, 0x0090, 4830 "Fimware image unavailable.\n"); 4831 ql_log(ql_log_warn, vha, 0x0091, 4832 "Firmware images can be retrieved from: " 4833 QLA_FW_URL ".\n"); 4834 4835 return QLA_FUNCTION_FAILED; 4836 } 4837 4838 ql_dbg(ql_dbg_init, vha, 0x0092, 4839 "FW: Loading via request-firmware.\n"); 4840 4841 rval = QLA_SUCCESS; 4842 4843 segments = FA_RISC_CODE_SEGMENTS; 4844 dcode = (uint32_t *)req->ring; 4845 *srisc_addr = 0; 4846 fwcode = (uint32_t *)blob->fw->data; 4847 fwclen = 0; 4848 4849 /* Validate firmware image by checking version. */ 4850 if (blob->fw->size < 8 * sizeof(uint32_t)) { 4851 ql_log(ql_log_fatal, vha, 0x0093, 4852 "Unable to verify integrity of firmware image (%Zd).\n", 4853 blob->fw->size); 4854 goto fail_fw_integrity; 4855 } 4856 for (i = 0; i < 4; i++) 4857 dcode[i] = be32_to_cpu(fwcode[i + 4]); 4858 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && 4859 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || 4860 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && 4861 dcode[3] == 0)) { 4862 ql_log(ql_log_fatal, vha, 0x0094, 4863 "Unable to verify integrity of firmware image (%Zd).\n", 4864 blob->fw->size); 4865 ql_log(ql_log_fatal, vha, 0x0095, 4866 "Firmware data: %08x %08x %08x %08x.\n", 4867 dcode[0], dcode[1], dcode[2], dcode[3]); 4868 goto fail_fw_integrity; 4869 } 4870 4871 while (segments && rval == QLA_SUCCESS) { 4872 risc_addr = be32_to_cpu(fwcode[2]); 4873 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; 4874 risc_size = be32_to_cpu(fwcode[3]); 4875 4876 /* Validate firmware image size. */ 4877 fwclen += risc_size * sizeof(uint32_t); 4878 if (blob->fw->size < fwclen) { 4879 ql_log(ql_log_fatal, vha, 0x0096, 4880 "Unable to verify integrity of firmware image " 4881 "(%Zd).\n", blob->fw->size); 4882 4883 goto fail_fw_integrity; 4884 } 4885 4886 fragment = 0; 4887 while (risc_size > 0 && rval == QLA_SUCCESS) { 4888 dlen = (uint32_t)(ha->fw_transfer_size >> 2); 4889 if (dlen > risc_size) 4890 dlen = risc_size; 4891 4892 ql_dbg(ql_dbg_init, vha, 0x0097, 4893 "Loading risc segment@ risc addr %x " 4894 "number of dwords 0x%x.\n", risc_addr, dlen); 4895 4896 for (i = 0; i < dlen; i++) 4897 dcode[i] = swab32(fwcode[i]); 4898 4899 rval = qla2x00_load_ram(vha, req->dma, risc_addr, 4900 dlen); 4901 if (rval) { 4902 ql_log(ql_log_fatal, vha, 0x0098, 4903 "Failed to load segment %d of firmware.\n", 4904 fragment); 4905 break; 4906 } 4907 4908 fwcode += dlen; 4909 risc_addr += dlen; 4910 risc_size -= dlen; 4911 fragment++; 4912 } 4913 4914 /* Next segment. */ 4915 segments--; 4916 } 4917 return rval; 4918 4919fail_fw_integrity: 4920 return QLA_FUNCTION_FAILED; 4921} 4922 4923int 4924qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr) 4925{ 4926 int rval; 4927 4928 if (ql2xfwloadbin == 1) 4929 return qla81xx_load_risc(vha, srisc_addr); 4930 4931 /* 4932 * FW Load priority: 4933 * 1) Firmware via request-firmware interface (.bin file). 4934 * 2) Firmware residing in flash. 4935 */ 4936 rval = qla24xx_load_risc_blob(vha, srisc_addr); 4937 if (rval == QLA_SUCCESS) 4938 return rval; 4939 4940 return qla24xx_load_risc_flash(vha, srisc_addr, 4941 vha->hw->flt_region_fw); 4942} 4943 4944int 4945qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr) 4946{ 4947 int rval; 4948 struct qla_hw_data *ha = vha->hw; 4949 4950 if (ql2xfwloadbin == 2) 4951 goto try_blob_fw; 4952 4953 /* 4954 * FW Load priority: 4955 * 1) Firmware residing in flash. 4956 * 2) Firmware via request-firmware interface (.bin file). 4957 * 3) Golden-Firmware residing in flash -- limited operation. 4958 */ 4959 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_fw); 4960 if (rval == QLA_SUCCESS) 4961 return rval; 4962 4963try_blob_fw: 4964 rval = qla24xx_load_risc_blob(vha, srisc_addr); 4965 if (rval == QLA_SUCCESS || !ha->flt_region_gold_fw) 4966 return rval; 4967 4968 ql_log(ql_log_info, vha, 0x0099, 4969 "Attempting to fallback to golden firmware.\n"); 4970 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_gold_fw); 4971 if (rval != QLA_SUCCESS) 4972 return rval; 4973 4974 ql_log(ql_log_info, vha, 0x009a, "Update operational firmware.\n"); 4975 ha->flags.running_gold_fw = 1; 4976 4977 return rval; 4978} 4979 4980void 4981qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha) 4982{ 4983 int ret, retries; 4984 struct qla_hw_data *ha = vha->hw; 4985 4986 if (ha->flags.pci_channel_io_perm_failure) 4987 return; 4988 if (!IS_FWI2_CAPABLE(ha)) 4989 return; 4990 if (!ha->fw_major_version) 4991 return; 4992 4993 ret = qla2x00_stop_firmware(vha); 4994 for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT && 4995 ret != QLA_INVALID_COMMAND && retries ; retries--) { 4996 ha->isp_ops->reset_chip(vha); 4997 if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS) 4998 continue; 4999 if (qla2x00_setup_chip(vha) != QLA_SUCCESS) 5000 continue; 5001 ql_log(ql_log_info, vha, 0x8015, 5002 "Attempting retry of stop-firmware command.\n"); 5003 ret = qla2x00_stop_firmware(vha); 5004 } 5005} 5006 5007int 5008qla24xx_configure_vhba(scsi_qla_host_t *vha) 5009{ 5010 int rval = QLA_SUCCESS; 5011 uint16_t mb[MAILBOX_REGISTER_COUNT]; 5012 struct qla_hw_data *ha = vha->hw; 5013 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 5014 struct req_que *req; 5015 struct rsp_que *rsp; 5016 5017 if (!vha->vp_idx) 5018 return -EINVAL; 5019 5020 rval = qla2x00_fw_ready(base_vha); 5021 if (ha->flags.cpu_affinity_enabled) 5022 req = ha->req_q_map[0]; 5023 else 5024 req = vha->req; 5025 rsp = req->rsp; 5026 5027 if (rval == QLA_SUCCESS) { 5028 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); 5029 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL); 5030 } 5031 5032 vha->flags.management_server_logged_in = 0; 5033 5034 /* Login to SNS first */ 5035 ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb, BIT_1); 5036 if (mb[0] != MBS_COMMAND_COMPLETE) { 5037 ql_dbg(ql_dbg_init, vha, 0x0103, 5038 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x mb[2]=%x " 5039 "mb[6]=%x mb[7]=%x.\n", 5040 NPH_SNS, mb[0], mb[1], mb[2], mb[6], mb[7]); 5041 return (QLA_FUNCTION_FAILED); 5042 } 5043 5044 atomic_set(&vha->loop_down_timer, 0); 5045 atomic_set(&vha->loop_state, LOOP_UP); 5046 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); 5047 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); 5048 rval = qla2x00_loop_resync(base_vha); 5049 5050 return rval; 5051} 5052 5053/* 84XX Support **************************************************************/ 5054 5055static LIST_HEAD(qla_cs84xx_list); 5056static DEFINE_MUTEX(qla_cs84xx_mutex); 5057 5058static struct qla_chip_state_84xx * 5059qla84xx_get_chip(struct scsi_qla_host *vha) 5060{ 5061 struct qla_chip_state_84xx *cs84xx; 5062 struct qla_hw_data *ha = vha->hw; 5063 5064 mutex_lock(&qla_cs84xx_mutex); 5065 5066 /* Find any shared 84xx chip. */ 5067 list_for_each_entry(cs84xx, &qla_cs84xx_list, list) { 5068 if (cs84xx->bus == ha->pdev->bus) { 5069 kref_get(&cs84xx->kref); 5070 goto done; 5071 } 5072 } 5073 5074 cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL); 5075 if (!cs84xx) 5076 goto done; 5077 5078 kref_init(&cs84xx->kref); 5079 spin_lock_init(&cs84xx->access_lock); 5080 mutex_init(&cs84xx->fw_update_mutex); 5081 cs84xx->bus = ha->pdev->bus; 5082 5083 list_add_tail(&cs84xx->list, &qla_cs84xx_list); 5084done: 5085 mutex_unlock(&qla_cs84xx_mutex); 5086 return cs84xx; 5087} 5088 5089static void 5090__qla84xx_chip_release(struct kref *kref) 5091{ 5092 struct qla_chip_state_84xx *cs84xx = 5093 container_of(kref, struct qla_chip_state_84xx, kref); 5094 5095 mutex_lock(&qla_cs84xx_mutex); 5096 list_del(&cs84xx->list); 5097 mutex_unlock(&qla_cs84xx_mutex); 5098 kfree(cs84xx); 5099} 5100 5101void 5102qla84xx_put_chip(struct scsi_qla_host *vha) 5103{ 5104 struct qla_hw_data *ha = vha->hw; 5105 if (ha->cs84xx) 5106 kref_put(&ha->cs84xx->kref, __qla84xx_chip_release); 5107} 5108 5109static int 5110qla84xx_init_chip(scsi_qla_host_t *vha) 5111{ 5112 int rval; 5113 uint16_t status[2]; 5114 struct qla_hw_data *ha = vha->hw; 5115 5116 mutex_lock(&ha->cs84xx->fw_update_mutex); 5117 5118 rval = qla84xx_verify_chip(vha, status); 5119 5120 mutex_unlock(&ha->cs84xx->fw_update_mutex); 5121 5122 return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED: 5123 QLA_SUCCESS; 5124} 5125 5126/* 81XX Support **************************************************************/ 5127 5128int 5129qla81xx_nvram_config(scsi_qla_host_t *vha) 5130{ 5131 int rval; 5132 struct init_cb_81xx *icb; 5133 struct nvram_81xx *nv; 5134 uint32_t *dptr; 5135 uint8_t *dptr1, *dptr2; 5136 uint32_t chksum; 5137 uint16_t cnt; 5138 struct qla_hw_data *ha = vha->hw; 5139 5140 rval = QLA_SUCCESS; 5141 icb = (struct init_cb_81xx *)ha->init_cb; 5142 nv = ha->nvram; 5143 5144 /* Determine NVRAM starting address. */ 5145 ha->nvram_size = sizeof(struct nvram_81xx); 5146 ha->vpd_size = FA_NVRAM_VPD_SIZE; 5147 5148 /* Get VPD data into cache */ 5149 ha->vpd = ha->nvram + VPD_OFFSET; 5150 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2, 5151 ha->vpd_size); 5152 5153 /* Get NVRAM data into cache and calculate checksum. */ 5154 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2, 5155 ha->nvram_size); 5156 dptr = (uint32_t *)nv; 5157 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++) 5158 chksum += le32_to_cpu(*dptr++); 5159 5160 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x0111, 5161 "Contents of NVRAM:\n"); 5162 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0112, 5163 (uint8_t *)nv, ha->nvram_size); 5164 5165 /* Bad NVRAM data, set defaults parameters. */ 5166 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P' 5167 || nv->id[3] != ' ' || 5168 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) { 5169 /* Reset NVRAM data. */ 5170 ql_log(ql_log_info, vha, 0x0073, 5171 "Inconisistent NVRAM detected: checksum=0x%x id=%c " 5172 "version=0x%x.\n", chksum, nv->id[0], 5173 le16_to_cpu(nv->nvram_version)); 5174 ql_log(ql_log_info, vha, 0x0074, 5175 "Falling back to functioning (yet invalid -- WWPN) " 5176 "defaults.\n"); 5177 5178 /* 5179 * Set default initialization control block. 5180 */ 5181 memset(nv, 0, ha->nvram_size); 5182 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION); 5183 nv->version = __constant_cpu_to_le16(ICB_VERSION); 5184 nv->frame_payload_size = __constant_cpu_to_le16(2048); 5185 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF); 5186 nv->exchange_count = __constant_cpu_to_le16(0); 5187 nv->port_name[0] = 0x21; 5188 nv->port_name[1] = 0x00 + ha->port_no; 5189 nv->port_name[2] = 0x00; 5190 nv->port_name[3] = 0xe0; 5191 nv->port_name[4] = 0x8b; 5192 nv->port_name[5] = 0x1c; 5193 nv->port_name[6] = 0x55; 5194 nv->port_name[7] = 0x86; 5195 nv->node_name[0] = 0x20; 5196 nv->node_name[1] = 0x00; 5197 nv->node_name[2] = 0x00; 5198 nv->node_name[3] = 0xe0; 5199 nv->node_name[4] = 0x8b; 5200 nv->node_name[5] = 0x1c; 5201 nv->node_name[6] = 0x55; 5202 nv->node_name[7] = 0x86; 5203 nv->login_retry_count = __constant_cpu_to_le16(8); 5204 nv->interrupt_delay_timer = __constant_cpu_to_le16(0); 5205 nv->login_timeout = __constant_cpu_to_le16(0); 5206 nv->firmware_options_1 = 5207 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1); 5208 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4); 5209 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12); 5210 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13); 5211 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10); 5212 nv->efi_parameters = __constant_cpu_to_le32(0); 5213 nv->reset_delay = 5; 5214 nv->max_luns_per_target = __constant_cpu_to_le16(128); 5215 nv->port_down_retry_count = __constant_cpu_to_le16(30); 5216 nv->link_down_timeout = __constant_cpu_to_le16(30); 5217 nv->enode_mac[0] = 0x00; 5218 nv->enode_mac[1] = 0x02; 5219 nv->enode_mac[2] = 0x03; 5220 nv->enode_mac[3] = 0x04; 5221 nv->enode_mac[4] = 0x05; 5222 nv->enode_mac[5] = 0x06 + ha->port_no; 5223 5224 rval = 1; 5225 } 5226 5227 /* Reset Initialization control block */ 5228 memset(icb, 0, ha->init_cb_size); 5229 5230 /* Copy 1st segment. */ 5231 dptr1 = (uint8_t *)icb; 5232 dptr2 = (uint8_t *)&nv->version; 5233 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version; 5234 while (cnt--) 5235 *dptr1++ = *dptr2++; 5236 5237 icb->login_retry_count = nv->login_retry_count; 5238 5239 /* Copy 2nd segment. */ 5240 dptr1 = (uint8_t *)&icb->interrupt_delay_timer; 5241 dptr2 = (uint8_t *)&nv->interrupt_delay_timer; 5242 cnt = (uint8_t *)&icb->reserved_5 - 5243 (uint8_t *)&icb->interrupt_delay_timer; 5244 while (cnt--) 5245 *dptr1++ = *dptr2++; 5246 5247 memcpy(icb->enode_mac, nv->enode_mac, sizeof(icb->enode_mac)); 5248 /* Some boards (with valid NVRAMs) still have NULL enode_mac!! */ 5249 if (!memcmp(icb->enode_mac, "\0\0\0\0\0\0", sizeof(icb->enode_mac))) { 5250 icb->enode_mac[0] = 0x01; 5251 icb->enode_mac[1] = 0x02; 5252 icb->enode_mac[2] = 0x03; 5253 icb->enode_mac[3] = 0x04; 5254 icb->enode_mac[4] = 0x05; 5255 icb->enode_mac[5] = 0x06 + ha->port_no; 5256 } 5257 5258 /* Use extended-initialization control block. */ 5259 memcpy(ha->ex_init_cb, &nv->ex_version, sizeof(*ha->ex_init_cb)); 5260 5261 /* 5262 * Setup driver NVRAM options. 5263 */ 5264 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name), 5265 "QLE8XXX"); 5266 5267 /* Use alternate WWN? */ 5268 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) { 5269 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); 5270 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); 5271 } 5272 5273 /* Prepare nodename */ 5274 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) { 5275 /* 5276 * Firmware will apply the following mask if the nodename was 5277 * not provided. 5278 */ 5279 memcpy(icb->node_name, icb->port_name, WWN_SIZE); 5280 icb->node_name[0] &= 0xF0; 5281 } 5282 5283 /* Set host adapter parameters. */ 5284 ha->flags.disable_risc_code_load = 0; 5285 ha->flags.enable_lip_reset = 0; 5286 ha->flags.enable_lip_full_login = 5287 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0; 5288 ha->flags.enable_target_reset = 5289 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0; 5290 ha->flags.enable_led_scheme = 0; 5291 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0; 5292 5293 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) & 5294 (BIT_6 | BIT_5 | BIT_4)) >> 4; 5295 5296 /* save HBA serial number */ 5297 ha->serial0 = icb->port_name[5]; 5298 ha->serial1 = icb->port_name[6]; 5299 ha->serial2 = icb->port_name[7]; 5300 memcpy(vha->node_name, icb->node_name, WWN_SIZE); 5301 memcpy(vha->port_name, icb->port_name, WWN_SIZE); 5302 5303 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); 5304 5305 ha->retry_count = le16_to_cpu(nv->login_retry_count); 5306 5307 /* Set minimum login_timeout to 4 seconds. */ 5308 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout) 5309 nv->login_timeout = cpu_to_le16(ql2xlogintimeout); 5310 if (le16_to_cpu(nv->login_timeout) < 4) 5311 nv->login_timeout = __constant_cpu_to_le16(4); 5312 ha->login_timeout = le16_to_cpu(nv->login_timeout); 5313 icb->login_timeout = nv->login_timeout; 5314 5315 /* Set minimum RATOV to 100 tenths of a second. */ 5316 ha->r_a_tov = 100; 5317 5318 ha->loop_reset_delay = nv->reset_delay; 5319 5320 /* Link Down Timeout = 0: 5321 * 5322 * When Port Down timer expires we will start returning 5323 * I/O's to OS with "DID_NO_CONNECT". 5324 * 5325 * Link Down Timeout != 0: 5326 * 5327 * The driver waits for the link to come up after link down 5328 * before returning I/Os to OS with "DID_NO_CONNECT". 5329 */ 5330 if (le16_to_cpu(nv->link_down_timeout) == 0) { 5331 ha->loop_down_abort_time = 5332 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); 5333 } else { 5334 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout); 5335 ha->loop_down_abort_time = 5336 (LOOP_DOWN_TIME - ha->link_down_timeout); 5337 } 5338 5339 /* Need enough time to try and get the port back. */ 5340 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count); 5341 if (qlport_down_retry) 5342 ha->port_down_retry_count = qlport_down_retry; 5343 5344 /* Set login_retry_count */ 5345 ha->login_retry_count = le16_to_cpu(nv->login_retry_count); 5346 if (ha->port_down_retry_count == 5347 le16_to_cpu(nv->port_down_retry_count) && 5348 ha->port_down_retry_count > 3) 5349 ha->login_retry_count = ha->port_down_retry_count; 5350 else if (ha->port_down_retry_count > (int)ha->login_retry_count) 5351 ha->login_retry_count = ha->port_down_retry_count; 5352 if (ql2xloginretrycount) 5353 ha->login_retry_count = ql2xloginretrycount; 5354 5355 /* Enable ZIO. */ 5356 if (!vha->flags.init_done) { 5357 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) & 5358 (BIT_3 | BIT_2 | BIT_1 | BIT_0); 5359 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ? 5360 le16_to_cpu(icb->interrupt_delay_timer): 2; 5361 } 5362 icb->firmware_options_2 &= __constant_cpu_to_le32( 5363 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0)); 5364 vha->flags.process_response_queue = 0; 5365 if (ha->zio_mode != QLA_ZIO_DISABLED) { 5366 ha->zio_mode = QLA_ZIO_MODE_6; 5367 5368 ql_log(ql_log_info, vha, 0x0075, 5369 "ZIO mode %d enabled; timer delay (%d us).\n", 5370 ha->zio_mode, 5371 ha->zio_timer * 100); 5372 5373 icb->firmware_options_2 |= cpu_to_le32( 5374 (uint32_t)ha->zio_mode); 5375 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer); 5376 vha->flags.process_response_queue = 1; 5377 } 5378 5379 if (rval) { 5380 ql_log(ql_log_warn, vha, 0x0076, 5381 "NVRAM configuration failed.\n"); 5382 } 5383 return (rval); 5384} 5385 5386int 5387qla82xx_restart_isp(scsi_qla_host_t *vha) 5388{ 5389 int status, rval; 5390 uint32_t wait_time; 5391 struct qla_hw_data *ha = vha->hw; 5392 struct req_que *req = ha->req_q_map[0]; 5393 struct rsp_que *rsp = ha->rsp_q_map[0]; 5394 struct scsi_qla_host *vp; 5395 unsigned long flags; 5396 5397 status = qla2x00_init_rings(vha); 5398 if (!status) { 5399 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); 5400 ha->flags.chip_reset_done = 1; 5401 5402 status = qla2x00_fw_ready(vha); 5403 if (!status) { 5404 ql_log(ql_log_info, vha, 0x803c, 5405 "Start configure loop, status =%d.\n", status); 5406 5407 /* Issue a marker after FW becomes ready. */ 5408 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL); 5409 5410 vha->flags.online = 1; 5411 /* Wait at most MAX_TARGET RSCNs for a stable link. */ 5412 wait_time = 256; 5413 do { 5414 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); 5415 qla2x00_configure_loop(vha); 5416 wait_time--; 5417 } while (!atomic_read(&vha->loop_down_timer) && 5418 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) && 5419 wait_time && 5420 (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))); 5421 } 5422 5423 /* if no cable then assume it's good */ 5424 if ((vha->device_flags & DFLG_NO_CABLE)) 5425 status = 0; 5426 5427 ql_log(ql_log_info, vha, 0x8000, 5428 "Configure loop done, status = 0x%x.\n", status); 5429 } 5430 5431 if (!status) { 5432 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); 5433 5434 if (!atomic_read(&vha->loop_down_timer)) { 5435 /* 5436 * Issue marker command only when we are going 5437 * to start the I/O . 5438 */ 5439 vha->marker_needed = 1; 5440 } 5441 5442 vha->flags.online = 1; 5443 5444 ha->isp_ops->enable_intrs(ha); 5445 5446 ha->isp_abort_cnt = 0; 5447 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags); 5448 5449 /* Update the firmware version */ 5450 status = qla82xx_check_md_needed(vha); 5451 5452 if (ha->fce) { 5453 ha->flags.fce_enabled = 1; 5454 memset(ha->fce, 0, 5455 fce_calc_size(ha->fce_bufs)); 5456 rval = qla2x00_enable_fce_trace(vha, 5457 ha->fce_dma, ha->fce_bufs, ha->fce_mb, 5458 &ha->fce_bufs); 5459 if (rval) { 5460 ql_log(ql_log_warn, vha, 0x8001, 5461 "Unable to reinitialize FCE (%d).\n", 5462 rval); 5463 ha->flags.fce_enabled = 0; 5464 } 5465 } 5466 5467 if (ha->eft) { 5468 memset(ha->eft, 0, EFT_SIZE); 5469 rval = qla2x00_enable_eft_trace(vha, 5470 ha->eft_dma, EFT_NUM_BUFFERS); 5471 if (rval) { 5472 ql_log(ql_log_warn, vha, 0x8010, 5473 "Unable to reinitialize EFT (%d).\n", 5474 rval); 5475 } 5476 } 5477 } 5478 5479 if (!status) { 5480 ql_dbg(ql_dbg_taskm, vha, 0x8011, 5481 "qla82xx_restart_isp succeeded.\n"); 5482 5483 spin_lock_irqsave(&ha->vport_slock, flags); 5484 list_for_each_entry(vp, &ha->vp_list, list) { 5485 if (vp->vp_idx) { 5486 atomic_inc(&vp->vref_count); 5487 spin_unlock_irqrestore(&ha->vport_slock, flags); 5488 5489 qla2x00_vp_abort_isp(vp); 5490 5491 spin_lock_irqsave(&ha->vport_slock, flags); 5492 atomic_dec(&vp->vref_count); 5493 } 5494 } 5495 spin_unlock_irqrestore(&ha->vport_slock, flags); 5496 5497 } else { 5498 ql_log(ql_log_warn, vha, 0x8016, 5499 "qla82xx_restart_isp **** FAILED ****.\n"); 5500 } 5501 5502 return status; 5503} 5504 5505void 5506qla81xx_update_fw_options(scsi_qla_host_t *vha) 5507{ 5508 struct qla_hw_data *ha = vha->hw; 5509 5510 if (!ql2xetsenable) 5511 return; 5512 5513 /* Enable ETS Burst. */ 5514 memset(ha->fw_options, 0, sizeof(ha->fw_options)); 5515 ha->fw_options[2] |= BIT_9; 5516 qla2x00_set_fw_options(vha, ha->fw_options); 5517} 5518 5519/* 5520 * qla24xx_get_fcp_prio 5521 * Gets the fcp cmd priority value for the logged in port. 5522 * Looks for a match of the port descriptors within 5523 * each of the fcp prio config entries. If a match is found, 5524 * the tag (priority) value is returned. 5525 * 5526 * Input: 5527 * vha = scsi host structure pointer. 5528 * fcport = port structure pointer. 5529 * 5530 * Return: 5531 * non-zero (if found) 5532 * -1 (if not found) 5533 * 5534 * Context: 5535 * Kernel context 5536 */ 5537static int 5538qla24xx_get_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport) 5539{ 5540 int i, entries; 5541 uint8_t pid_match, wwn_match; 5542 int priority; 5543 uint32_t pid1, pid2; 5544 uint64_t wwn1, wwn2; 5545 struct qla_fcp_prio_entry *pri_entry; 5546 struct qla_hw_data *ha = vha->hw; 5547 5548 if (!ha->fcp_prio_cfg || !ha->flags.fcp_prio_enabled) 5549 return -1; 5550 5551 priority = -1; 5552 entries = ha->fcp_prio_cfg->num_entries; 5553 pri_entry = &ha->fcp_prio_cfg->entry[0]; 5554 5555 for (i = 0; i < entries; i++) { 5556 pid_match = wwn_match = 0; 5557 5558 if (!(pri_entry->flags & FCP_PRIO_ENTRY_VALID)) { 5559 pri_entry++; 5560 continue; 5561 } 5562 5563 /* check source pid for a match */ 5564 if (pri_entry->flags & FCP_PRIO_ENTRY_SPID_VALID) { 5565 pid1 = pri_entry->src_pid & INVALID_PORT_ID; 5566 pid2 = vha->d_id.b24 & INVALID_PORT_ID; 5567 if (pid1 == INVALID_PORT_ID) 5568 pid_match++; 5569 else if (pid1 == pid2) 5570 pid_match++; 5571 } 5572 5573 /* check destination pid for a match */ 5574 if (pri_entry->flags & FCP_PRIO_ENTRY_DPID_VALID) { 5575 pid1 = pri_entry->dst_pid & INVALID_PORT_ID; 5576 pid2 = fcport->d_id.b24 & INVALID_PORT_ID; 5577 if (pid1 == INVALID_PORT_ID) 5578 pid_match++; 5579 else if (pid1 == pid2) 5580 pid_match++; 5581 } 5582 5583 /* check source WWN for a match */ 5584 if (pri_entry->flags & FCP_PRIO_ENTRY_SWWN_VALID) { 5585 wwn1 = wwn_to_u64(vha->port_name); 5586 wwn2 = wwn_to_u64(pri_entry->src_wwpn); 5587 if (wwn2 == (uint64_t)-1) 5588 wwn_match++; 5589 else if (wwn1 == wwn2) 5590 wwn_match++; 5591 } 5592 5593 /* check destination WWN for a match */ 5594 if (pri_entry->flags & FCP_PRIO_ENTRY_DWWN_VALID) { 5595 wwn1 = wwn_to_u64(fcport->port_name); 5596 wwn2 = wwn_to_u64(pri_entry->dst_wwpn); 5597 if (wwn2 == (uint64_t)-1) 5598 wwn_match++; 5599 else if (wwn1 == wwn2) 5600 wwn_match++; 5601 } 5602 5603 if (pid_match == 2 || wwn_match == 2) { 5604 /* Found a matching entry */ 5605 if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID) 5606 priority = pri_entry->tag; 5607 break; 5608 } 5609 5610 pri_entry++; 5611 } 5612 5613 return priority; 5614} 5615 5616/* 5617 * qla24xx_update_fcport_fcp_prio 5618 * Activates fcp priority for the logged in fc port 5619 * 5620 * Input: 5621 * vha = scsi host structure pointer. 5622 * fcp = port structure pointer. 5623 * 5624 * Return: 5625 * QLA_SUCCESS or QLA_FUNCTION_FAILED 5626 * 5627 * Context: 5628 * Kernel context. 5629 */ 5630int 5631qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport) 5632{ 5633 int ret; 5634 int priority; 5635 uint16_t mb[5]; 5636 5637 if (fcport->port_type != FCT_TARGET || 5638 fcport->loop_id == FC_NO_LOOP_ID) 5639 return QLA_FUNCTION_FAILED; 5640 5641 priority = qla24xx_get_fcp_prio(vha, fcport); 5642 if (priority < 0) 5643 return QLA_FUNCTION_FAILED; 5644 5645 if (IS_QLA82XX(vha->hw)) { 5646 fcport->fcp_prio = priority & 0xf; 5647 return QLA_SUCCESS; 5648 } 5649 5650 ret = qla24xx_set_fcp_prio(vha, fcport->loop_id, priority, mb); 5651 if (ret == QLA_SUCCESS) { 5652 if (fcport->fcp_prio != priority) 5653 ql_dbg(ql_dbg_user, vha, 0x709e, 5654 "Updated FCP_CMND priority - value=%d loop_id=%d " 5655 "port_id=%02x%02x%02x.\n", priority, 5656 fcport->loop_id, fcport->d_id.b.domain, 5657 fcport->d_id.b.area, fcport->d_id.b.al_pa); 5658 fcport->fcp_prio = priority & 0xf; 5659 } else 5660 ql_dbg(ql_dbg_user, vha, 0x704f, 5661 "Unable to update FCP_CMND priority - ret=0x%x for " 5662 "loop_id=%d port_id=%02x%02x%02x.\n", ret, fcport->loop_id, 5663 fcport->d_id.b.domain, fcport->d_id.b.area, 5664 fcport->d_id.b.al_pa); 5665 return ret; 5666} 5667 5668/* 5669 * qla24xx_update_all_fcp_prio 5670 * Activates fcp priority for all the logged in ports 5671 * 5672 * Input: 5673 * ha = adapter block pointer. 5674 * 5675 * Return: 5676 * QLA_SUCCESS or QLA_FUNCTION_FAILED 5677 * 5678 * Context: 5679 * Kernel context. 5680 */ 5681int 5682qla24xx_update_all_fcp_prio(scsi_qla_host_t *vha) 5683{ 5684 int ret; 5685 fc_port_t *fcport; 5686 5687 ret = QLA_FUNCTION_FAILED; 5688 /* We need to set priority for all logged in ports */ 5689 list_for_each_entry(fcport, &vha->vp_fcports, list) 5690 ret = qla24xx_update_fcport_fcp_prio(vha, fcport); 5691 5692 return ret; 5693} 5694