1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * QLogic Fibre Channel HBA Driver 4 * Copyright (c) 2003-2014 QLogic Corporation 5 */ 6 #include "qla_def.h" 7 8 #include <linux/bitfield.h> 9 #include <linux/moduleparam.h> 10 #include <linux/vmalloc.h> 11 #include <linux/delay.h> 12 #include <linux/kthread.h> 13 #include <linux/mutex.h> 14 #include <linux/kobject.h> 15 #include <linux/slab.h> 16 #include <linux/blk-mq-pci.h> 17 #include <linux/refcount.h> 18 #include <linux/crash_dump.h> 19 #include <linux/trace_events.h> 20 #include <linux/trace.h> 21 22 #include <scsi/scsi_tcq.h> 23 #include <scsi/scsicam.h> 24 #include <scsi/scsi_transport.h> 25 #include <scsi/scsi_transport_fc.h> 26 27 #include "qla_target.h" 28 29 /* 30 * Driver version 31 */ 32 char qla2x00_version_str[40]; 33 34 static int apidev_major; 35 36 /* 37 * SRB allocation cache 38 */ 39 struct kmem_cache *srb_cachep; 40 41 static struct trace_array *qla_trc_array; 42 43 int ql2xfulldump_on_mpifail; 44 module_param(ql2xfulldump_on_mpifail, int, S_IRUGO | S_IWUSR); 45 MODULE_PARM_DESC(ql2xfulldump_on_mpifail, 46 "Set this to take full dump on MPI hang."); 47 48 int ql2xenforce_iocb_limit = 2; 49 module_param(ql2xenforce_iocb_limit, int, S_IRUGO | S_IWUSR); 50 MODULE_PARM_DESC(ql2xenforce_iocb_limit, 51 "Enforce IOCB throttling, to avoid FW congestion. (default: 2) " 52 "1: track usage per queue, 2: track usage per adapter"); 53 54 /* 55 * CT6 CTX allocation cache 56 */ 57 static struct kmem_cache *ctx_cachep; 58 /* 59 * error level for logging 60 */ 61 uint ql_errlev = 0x8001; 62 63 int ql2xsecenable; 64 module_param(ql2xsecenable, int, S_IRUGO); 65 MODULE_PARM_DESC(ql2xsecenable, 66 "Enable/disable security. 0(Default) - Security disabled. 1 - Security enabled."); 67 68 static int ql2xenableclass2; 69 module_param(ql2xenableclass2, int, S_IRUGO|S_IRUSR); 70 MODULE_PARM_DESC(ql2xenableclass2, 71 "Specify if Class 2 operations are supported from the very " 72 "beginning. Default is 0 - class 2 not supported."); 73 74 75 int ql2xlogintimeout = 20; 76 module_param(ql2xlogintimeout, int, S_IRUGO); 77 MODULE_PARM_DESC(ql2xlogintimeout, 78 "Login timeout value in seconds."); 79 80 int qlport_down_retry; 81 module_param(qlport_down_retry, int, S_IRUGO); 82 MODULE_PARM_DESC(qlport_down_retry, 83 "Maximum number of command retries to a port that returns " 84 "a PORT-DOWN status."); 85 86 int ql2xplogiabsentdevice; 87 module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR); 88 MODULE_PARM_DESC(ql2xplogiabsentdevice, 89 "Option to enable PLOGI to devices that are not present after " 90 "a Fabric scan. This is needed for several broken switches. " 91 "Default is 0 - no PLOGI. 1 - perform PLOGI."); 92 93 int ql2xloginretrycount; 94 module_param(ql2xloginretrycount, int, S_IRUGO); 95 MODULE_PARM_DESC(ql2xloginretrycount, 96 "Specify an alternate value for the NVRAM login retry count."); 97 98 int ql2xallocfwdump = 1; 99 module_param(ql2xallocfwdump, int, S_IRUGO); 100 MODULE_PARM_DESC(ql2xallocfwdump, 101 "Option to enable allocation of memory for a firmware dump " 102 "during HBA initialization. Memory allocation requirements " 103 "vary by ISP type. Default is 1 - allocate memory."); 104 105 int ql2xextended_error_logging; 106 module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR); 107 module_param_named(logging, ql2xextended_error_logging, int, S_IRUGO|S_IWUSR); 108 MODULE_PARM_DESC(ql2xextended_error_logging, 109 "Option to enable extended error logging,\n" 110 "\t\tDefault is 0 - no logging. 0x40000000 - Module Init & Probe.\n" 111 "\t\t0x20000000 - Mailbox Cmnds. 0x10000000 - Device Discovery.\n" 112 "\t\t0x08000000 - IO tracing. 0x04000000 - DPC Thread.\n" 113 "\t\t0x02000000 - Async events. 0x01000000 - Timer routines.\n" 114 "\t\t0x00800000 - User space. 0x00400000 - Task Management.\n" 115 "\t\t0x00200000 - AER/EEH. 0x00100000 - Multi Q.\n" 116 "\t\t0x00080000 - P3P Specific. 0x00040000 - Virtual Port.\n" 117 "\t\t0x00020000 - Buffer Dump. 0x00010000 - Misc.\n" 118 "\t\t0x00008000 - Verbose. 0x00004000 - Target.\n" 119 "\t\t0x00002000 - Target Mgmt. 0x00001000 - Target TMF.\n" 120 "\t\t0x7fffffff - For enabling all logs, can be too many logs.\n" 121 "\t\t0x1e400000 - Preferred value for capturing essential " 122 "debug information (equivalent to old " 123 "ql2xextended_error_logging=1).\n" 124 "\t\tDo LOGICAL OR of the value to enable more than one level"); 125 126 int ql2xextended_error_logging_ktrace = 1; 127 module_param(ql2xextended_error_logging_ktrace, int, S_IRUGO|S_IWUSR); 128 MODULE_PARM_DESC(ql2xextended_error_logging_ktrace, 129 "Same BIT definition as ql2xextended_error_logging, but used to control logging to kernel trace buffer (default=1).\n"); 130 131 int ql2xshiftctondsd = 6; 132 module_param(ql2xshiftctondsd, int, S_IRUGO); 133 MODULE_PARM_DESC(ql2xshiftctondsd, 134 "Set to control shifting of command type processing " 135 "based on total number of SG elements."); 136 137 int ql2xfdmienable = 1; 138 module_param(ql2xfdmienable, int, S_IRUGO|S_IWUSR); 139 module_param_named(fdmi, ql2xfdmienable, int, S_IRUGO|S_IWUSR); 140 MODULE_PARM_DESC(ql2xfdmienable, 141 "Enables FDMI registrations. " 142 "0 - no FDMI registrations. " 143 "1 - provide FDMI registrations (default)."); 144 145 #define MAX_Q_DEPTH 64 146 static int ql2xmaxqdepth = MAX_Q_DEPTH; 147 module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR); 148 MODULE_PARM_DESC(ql2xmaxqdepth, 149 "Maximum queue depth to set for each LUN. " 150 "Default is 64."); 151 152 int ql2xenabledif = 2; 153 module_param(ql2xenabledif, int, S_IRUGO); 154 MODULE_PARM_DESC(ql2xenabledif, 155 " Enable T10-CRC-DIF:\n" 156 " Default is 2.\n" 157 " 0 -- No DIF Support\n" 158 " 1 -- Enable DIF for all types\n" 159 " 2 -- Enable DIF for all types, except Type 0.\n"); 160 161 #if (IS_ENABLED(CONFIG_NVME_FC)) 162 int ql2xnvmeenable = 1; 163 #else 164 int ql2xnvmeenable; 165 #endif 166 module_param(ql2xnvmeenable, int, 0644); 167 MODULE_PARM_DESC(ql2xnvmeenable, 168 "Enables NVME support. " 169 "0 - no NVMe. Default is Y"); 170 171 int ql2xenablehba_err_chk = 2; 172 module_param(ql2xenablehba_err_chk, int, S_IRUGO|S_IWUSR); 173 MODULE_PARM_DESC(ql2xenablehba_err_chk, 174 " Enable T10-CRC-DIF Error isolation by HBA:\n" 175 " Default is 2.\n" 176 " 0 -- Error isolation disabled\n" 177 " 1 -- Error isolation enabled only for DIX Type 0\n" 178 " 2 -- Error isolation enabled for all Types\n"); 179 180 int ql2xiidmaenable = 1; 181 module_param(ql2xiidmaenable, int, S_IRUGO); 182 MODULE_PARM_DESC(ql2xiidmaenable, 183 "Enables iIDMA settings " 184 "Default is 1 - perform iIDMA. 0 - no iIDMA."); 185 186 int ql2xmqsupport = 1; 187 module_param(ql2xmqsupport, int, S_IRUGO); 188 MODULE_PARM_DESC(ql2xmqsupport, 189 "Enable on demand multiple queue pairs support " 190 "Default is 1 for supported. " 191 "Set it to 0 to turn off mq qpair support."); 192 193 int ql2xfwloadbin; 194 module_param(ql2xfwloadbin, int, S_IRUGO|S_IWUSR); 195 module_param_named(fwload, ql2xfwloadbin, int, S_IRUGO|S_IWUSR); 196 MODULE_PARM_DESC(ql2xfwloadbin, 197 "Option to specify location from which to load ISP firmware:.\n" 198 " 2 -- load firmware via the request_firmware() (hotplug).\n" 199 " interface.\n" 200 " 1 -- load firmware from flash.\n" 201 " 0 -- use default semantics.\n"); 202 203 int ql2xetsenable; 204 module_param(ql2xetsenable, int, S_IRUGO); 205 MODULE_PARM_DESC(ql2xetsenable, 206 "Enables firmware ETS burst." 207 "Default is 0 - skip ETS enablement."); 208 209 int ql2xdbwr = 1; 210 module_param(ql2xdbwr, int, S_IRUGO|S_IWUSR); 211 MODULE_PARM_DESC(ql2xdbwr, 212 "Option to specify scheme for request queue posting.\n" 213 " 0 -- Regular doorbell.\n" 214 " 1 -- CAMRAM doorbell (faster).\n"); 215 216 int ql2xgffidenable; 217 module_param(ql2xgffidenable, int, S_IRUGO); 218 MODULE_PARM_DESC(ql2xgffidenable, 219 "Enables GFF_ID checks of port type. " 220 "Default is 0 - Do not use GFF_ID information."); 221 222 int ql2xasynctmfenable = 1; 223 module_param(ql2xasynctmfenable, int, S_IRUGO); 224 MODULE_PARM_DESC(ql2xasynctmfenable, 225 "Enables issue of TM IOCBs asynchronously via IOCB mechanism" 226 "Default is 1 - Issue TM IOCBs via mailbox mechanism."); 227 228 int ql2xdontresethba; 229 module_param(ql2xdontresethba, int, S_IRUGO|S_IWUSR); 230 MODULE_PARM_DESC(ql2xdontresethba, 231 "Option to specify reset behaviour.\n" 232 " 0 (Default) -- Reset on failure.\n" 233 " 1 -- Do not reset on failure.\n"); 234 235 uint64_t ql2xmaxlun = MAX_LUNS; 236 module_param(ql2xmaxlun, ullong, S_IRUGO); 237 MODULE_PARM_DESC(ql2xmaxlun, 238 "Defines the maximum LU number to register with the SCSI " 239 "midlayer. Default is 65535."); 240 241 int ql2xmdcapmask = 0x1F; 242 module_param(ql2xmdcapmask, int, S_IRUGO); 243 MODULE_PARM_DESC(ql2xmdcapmask, 244 "Set the Minidump driver capture mask level. " 245 "Default is 0x1F - Can be set to 0x3, 0x7, 0xF, 0x1F, 0x7F."); 246 247 int ql2xmdenable = 1; 248 module_param(ql2xmdenable, int, S_IRUGO); 249 MODULE_PARM_DESC(ql2xmdenable, 250 "Enable/disable MiniDump. " 251 "0 - MiniDump disabled. " 252 "1 (Default) - MiniDump enabled."); 253 254 int ql2xexlogins; 255 module_param(ql2xexlogins, uint, S_IRUGO|S_IWUSR); 256 MODULE_PARM_DESC(ql2xexlogins, 257 "Number of extended Logins. " 258 "0 (Default)- Disabled."); 259 260 int ql2xexchoffld = 1024; 261 module_param(ql2xexchoffld, uint, 0644); 262 MODULE_PARM_DESC(ql2xexchoffld, 263 "Number of target exchanges."); 264 265 int ql2xiniexchg = 1024; 266 module_param(ql2xiniexchg, uint, 0644); 267 MODULE_PARM_DESC(ql2xiniexchg, 268 "Number of initiator exchanges."); 269 270 int ql2xfwholdabts; 271 module_param(ql2xfwholdabts, int, S_IRUGO); 272 MODULE_PARM_DESC(ql2xfwholdabts, 273 "Allow FW to hold status IOCB until ABTS rsp received. " 274 "0 (Default) Do not set fw option. " 275 "1 - Set fw option to hold ABTS."); 276 277 int ql2xmvasynctoatio = 1; 278 module_param(ql2xmvasynctoatio, int, S_IRUGO|S_IWUSR); 279 MODULE_PARM_DESC(ql2xmvasynctoatio, 280 "Move PUREX, ABTS RX and RIDA IOCBs to ATIOQ" 281 "0 (Default). Do not move IOCBs" 282 "1 - Move IOCBs."); 283 284 int ql2xautodetectsfp = 1; 285 module_param(ql2xautodetectsfp, int, 0444); 286 MODULE_PARM_DESC(ql2xautodetectsfp, 287 "Detect SFP range and set appropriate distance.\n" 288 "1 (Default): Enable\n"); 289 290 int ql2xenablemsix = 1; 291 module_param(ql2xenablemsix, int, 0444); 292 MODULE_PARM_DESC(ql2xenablemsix, 293 "Set to enable MSI or MSI-X interrupt mechanism.\n" 294 " Default is 1, enable MSI-X interrupt mechanism.\n" 295 " 0 -- enable traditional pin-based mechanism.\n" 296 " 1 -- enable MSI-X interrupt mechanism.\n" 297 " 2 -- enable MSI interrupt mechanism.\n"); 298 299 int qla2xuseresexchforels; 300 module_param(qla2xuseresexchforels, int, 0444); 301 MODULE_PARM_DESC(qla2xuseresexchforels, 302 "Reserve 1/2 of emergency exchanges for ELS.\n" 303 " 0 (default): disabled"); 304 305 static int ql2xprotmask; 306 module_param(ql2xprotmask, int, 0644); 307 MODULE_PARM_DESC(ql2xprotmask, 308 "Override DIF/DIX protection capabilities mask\n" 309 "Default is 0 which sets protection mask based on " 310 "capabilities reported by HBA firmware.\n"); 311 312 static int ql2xprotguard; 313 module_param(ql2xprotguard, int, 0644); 314 MODULE_PARM_DESC(ql2xprotguard, "Override choice of DIX checksum\n" 315 " 0 -- Let HBA firmware decide\n" 316 " 1 -- Force T10 CRC\n" 317 " 2 -- Force IP checksum\n"); 318 319 int ql2xdifbundlinginternalbuffers; 320 module_param(ql2xdifbundlinginternalbuffers, int, 0644); 321 MODULE_PARM_DESC(ql2xdifbundlinginternalbuffers, 322 "Force using internal buffers for DIF information\n" 323 "0 (Default). Based on check.\n" 324 "1 Force using internal buffers\n"); 325 326 int ql2xsmartsan; 327 module_param(ql2xsmartsan, int, 0444); 328 module_param_named(smartsan, ql2xsmartsan, int, 0444); 329 MODULE_PARM_DESC(ql2xsmartsan, 330 "Send SmartSAN Management Attributes for FDMI Registration." 331 " Default is 0 - No SmartSAN registration," 332 " 1 - Register SmartSAN Management Attributes."); 333 334 int ql2xrdpenable; 335 module_param(ql2xrdpenable, int, 0444); 336 module_param_named(rdpenable, ql2xrdpenable, int, 0444); 337 MODULE_PARM_DESC(ql2xrdpenable, 338 "Enables RDP responses. " 339 "0 - no RDP responses (default). " 340 "1 - provide RDP responses."); 341 int ql2xabts_wait_nvme = 1; 342 module_param(ql2xabts_wait_nvme, int, 0444); 343 MODULE_PARM_DESC(ql2xabts_wait_nvme, 344 "To wait for ABTS response on I/O timeouts for NVMe. (default: 1)"); 345 346 347 static u32 ql2xdelay_before_pci_error_handling = 5; 348 module_param(ql2xdelay_before_pci_error_handling, uint, 0644); 349 MODULE_PARM_DESC(ql2xdelay_before_pci_error_handling, 350 "Number of seconds delayed before qla begin PCI error self-handling (default: 5).\n"); 351 352 static void qla2x00_clear_drv_active(struct qla_hw_data *); 353 static void qla2x00_free_device(scsi_qla_host_t *); 354 static void qla2xxx_map_queues(struct Scsi_Host *shost); 355 static void qla2x00_destroy_deferred_work(struct qla_hw_data *); 356 357 u32 ql2xnvme_queues = DEF_NVME_HW_QUEUES; 358 module_param(ql2xnvme_queues, uint, S_IRUGO); 359 MODULE_PARM_DESC(ql2xnvme_queues, 360 "Number of NVMe Queues that can be configured.\n" 361 "Final value will be min(ql2xnvme_queues, num_cpus,num_chip_queues)\n" 362 "1 - Minimum number of queues supported\n" 363 "8 - Default value"); 364 365 int ql2xfc2target = 1; 366 module_param(ql2xfc2target, int, 0444); 367 MODULE_PARM_DESC(qla2xfc2target, 368 "Enables FC2 Target support. " 369 "0 - FC2 Target support is disabled. " 370 "1 - FC2 Target support is enabled (default)."); 371 372 static struct scsi_transport_template *qla2xxx_transport_template = NULL; 373 struct scsi_transport_template *qla2xxx_transport_vport_template = NULL; 374 375 /* TODO Convert to inlines 376 * 377 * Timer routines 378 */ 379 380 __inline__ void 381 qla2x00_start_timer(scsi_qla_host_t *vha, unsigned long interval) 382 { 383 timer_setup(&vha->timer, qla2x00_timer, 0); 384 vha->timer.expires = jiffies + interval * HZ; 385 add_timer(&vha->timer); 386 vha->timer_active = 1; 387 } 388 389 static inline void 390 qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval) 391 { 392 /* Currently used for 82XX only. */ 393 if (vha->device_flags & DFLG_DEV_FAILED) { 394 ql_dbg(ql_dbg_timer, vha, 0x600d, 395 "Device in a failed state, returning.\n"); 396 return; 397 } 398 399 mod_timer(&vha->timer, jiffies + interval * HZ); 400 } 401 402 static __inline__ void 403 qla2x00_stop_timer(scsi_qla_host_t *vha) 404 { 405 del_timer_sync(&vha->timer); 406 vha->timer_active = 0; 407 } 408 409 static int qla2x00_do_dpc(void *data); 410 411 static void qla2x00_rst_aen(scsi_qla_host_t *); 412 413 static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t, 414 struct req_que **, struct rsp_que **); 415 static void qla2x00_free_fw_dump(struct qla_hw_data *); 416 static void qla2x00_mem_free(struct qla_hw_data *); 417 int qla2xxx_mqueuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd, 418 struct qla_qpair *qpair); 419 420 /* -------------------------------------------------------------------------- */ 421 static void qla_init_base_qpair(struct scsi_qla_host *vha, struct req_que *req, 422 struct rsp_que *rsp) 423 { 424 struct qla_hw_data *ha = vha->hw; 425 426 rsp->qpair = ha->base_qpair; 427 rsp->req = req; 428 ha->base_qpair->hw = ha; 429 ha->base_qpair->req = req; 430 ha->base_qpair->rsp = rsp; 431 ha->base_qpair->vha = vha; 432 ha->base_qpair->qp_lock_ptr = &ha->hardware_lock; 433 ha->base_qpair->use_shadow_reg = IS_SHADOW_REG_CAPABLE(ha) ? 1 : 0; 434 ha->base_qpair->msix = &ha->msix_entries[QLA_MSIX_RSP_Q]; 435 ha->base_qpair->srb_mempool = ha->srb_mempool; 436 INIT_LIST_HEAD(&ha->base_qpair->hints_list); 437 INIT_LIST_HEAD(&ha->base_qpair->dsd_list); 438 ha->base_qpair->enable_class_2 = ql2xenableclass2; 439 /* init qpair to this cpu. Will adjust at run time. */ 440 qla_cpu_update(rsp->qpair, raw_smp_processor_id()); 441 ha->base_qpair->pdev = ha->pdev; 442 443 if (IS_QLA27XX(ha) || IS_QLA83XX(ha) || IS_QLA28XX(ha)) 444 ha->base_qpair->reqq_start_iocbs = qla_83xx_start_iocbs; 445 } 446 447 static int qla2x00_alloc_queues(struct qla_hw_data *ha, struct req_que *req, 448 struct rsp_que *rsp) 449 { 450 scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 451 452 ha->req_q_map = kcalloc(ha->max_req_queues, sizeof(struct req_que *), 453 GFP_KERNEL); 454 if (!ha->req_q_map) { 455 ql_log(ql_log_fatal, vha, 0x003b, 456 "Unable to allocate memory for request queue ptrs.\n"); 457 goto fail_req_map; 458 } 459 460 ha->rsp_q_map = kcalloc(ha->max_rsp_queues, sizeof(struct rsp_que *), 461 GFP_KERNEL); 462 if (!ha->rsp_q_map) { 463 ql_log(ql_log_fatal, vha, 0x003c, 464 "Unable to allocate memory for response queue ptrs.\n"); 465 goto fail_rsp_map; 466 } 467 468 ha->base_qpair = kzalloc(sizeof(struct qla_qpair), GFP_KERNEL); 469 if (ha->base_qpair == NULL) { 470 ql_log(ql_log_warn, vha, 0x00e0, 471 "Failed to allocate base queue pair memory.\n"); 472 goto fail_base_qpair; 473 } 474 475 qla_init_base_qpair(vha, req, rsp); 476 477 if ((ql2xmqsupport || ql2xnvmeenable) && ha->max_qpairs) { 478 ha->queue_pair_map = kcalloc(ha->max_qpairs, sizeof(struct qla_qpair *), 479 GFP_KERNEL); 480 if (!ha->queue_pair_map) { 481 ql_log(ql_log_fatal, vha, 0x0180, 482 "Unable to allocate memory for queue pair ptrs.\n"); 483 goto fail_qpair_map; 484 } 485 if (qla_mapq_alloc_qp_cpu_map(ha) != 0) { 486 kfree(ha->queue_pair_map); 487 ha->queue_pair_map = NULL; 488 goto fail_qpair_map; 489 } 490 } 491 492 /* 493 * Make sure we record at least the request and response queue zero in 494 * case we need to free them if part of the probe fails. 495 */ 496 ha->rsp_q_map[0] = rsp; 497 ha->req_q_map[0] = req; 498 set_bit(0, ha->rsp_qid_map); 499 set_bit(0, ha->req_qid_map); 500 return 0; 501 502 fail_qpair_map: 503 kfree(ha->base_qpair); 504 ha->base_qpair = NULL; 505 fail_base_qpair: 506 kfree(ha->rsp_q_map); 507 ha->rsp_q_map = NULL; 508 fail_rsp_map: 509 kfree(ha->req_q_map); 510 ha->req_q_map = NULL; 511 fail_req_map: 512 return -ENOMEM; 513 } 514 515 static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req) 516 { 517 if (IS_QLAFX00(ha)) { 518 if (req && req->ring_fx00) 519 dma_free_coherent(&ha->pdev->dev, 520 (req->length_fx00 + 1) * sizeof(request_t), 521 req->ring_fx00, req->dma_fx00); 522 } else if (req && req->ring) 523 dma_free_coherent(&ha->pdev->dev, 524 (req->length + 1) * sizeof(request_t), 525 req->ring, req->dma); 526 527 if (req) 528 kfree(req->outstanding_cmds); 529 530 kfree(req); 531 } 532 533 static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp) 534 { 535 if (IS_QLAFX00(ha)) { 536 if (rsp && rsp->ring_fx00) 537 dma_free_coherent(&ha->pdev->dev, 538 (rsp->length_fx00 + 1) * sizeof(request_t), 539 rsp->ring_fx00, rsp->dma_fx00); 540 } else if (rsp && rsp->ring) { 541 dma_free_coherent(&ha->pdev->dev, 542 (rsp->length + 1) * sizeof(response_t), 543 rsp->ring, rsp->dma); 544 } 545 kfree(rsp); 546 } 547 548 static void qla2x00_free_queues(struct qla_hw_data *ha) 549 { 550 struct req_que *req; 551 struct rsp_que *rsp; 552 int cnt; 553 unsigned long flags; 554 555 if (ha->queue_pair_map) { 556 kfree(ha->queue_pair_map); 557 ha->queue_pair_map = NULL; 558 } 559 if (ha->base_qpair) { 560 kfree(ha->base_qpair); 561 ha->base_qpair = NULL; 562 } 563 564 qla_mapq_free_qp_cpu_map(ha); 565 spin_lock_irqsave(&ha->hardware_lock, flags); 566 for (cnt = 0; cnt < ha->max_req_queues; cnt++) { 567 if (!test_bit(cnt, ha->req_qid_map)) 568 continue; 569 570 req = ha->req_q_map[cnt]; 571 clear_bit(cnt, ha->req_qid_map); 572 ha->req_q_map[cnt] = NULL; 573 574 spin_unlock_irqrestore(&ha->hardware_lock, flags); 575 qla2x00_free_req_que(ha, req); 576 spin_lock_irqsave(&ha->hardware_lock, flags); 577 } 578 spin_unlock_irqrestore(&ha->hardware_lock, flags); 579 580 kfree(ha->req_q_map); 581 ha->req_q_map = NULL; 582 583 584 spin_lock_irqsave(&ha->hardware_lock, flags); 585 for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) { 586 if (!test_bit(cnt, ha->rsp_qid_map)) 587 continue; 588 589 rsp = ha->rsp_q_map[cnt]; 590 clear_bit(cnt, ha->rsp_qid_map); 591 ha->rsp_q_map[cnt] = NULL; 592 spin_unlock_irqrestore(&ha->hardware_lock, flags); 593 qla2x00_free_rsp_que(ha, rsp); 594 spin_lock_irqsave(&ha->hardware_lock, flags); 595 } 596 spin_unlock_irqrestore(&ha->hardware_lock, flags); 597 598 kfree(ha->rsp_q_map); 599 ha->rsp_q_map = NULL; 600 } 601 602 static char * 603 qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str, size_t str_len) 604 { 605 struct qla_hw_data *ha = vha->hw; 606 static const char *const pci_bus_modes[] = { 607 "33", "66", "100", "133", 608 }; 609 uint16_t pci_bus; 610 611 pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9; 612 if (pci_bus) { 613 snprintf(str, str_len, "PCI-X (%s MHz)", 614 pci_bus_modes[pci_bus]); 615 } else { 616 pci_bus = (ha->pci_attr & BIT_8) >> 8; 617 snprintf(str, str_len, "PCI (%s MHz)", pci_bus_modes[pci_bus]); 618 } 619 620 return str; 621 } 622 623 static char * 624 qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str, size_t str_len) 625 { 626 static const char *const pci_bus_modes[] = { 627 "33", "66", "100", "133", 628 }; 629 struct qla_hw_data *ha = vha->hw; 630 uint32_t pci_bus; 631 632 if (pci_is_pcie(ha->pdev)) { 633 uint32_t lstat, lspeed, lwidth; 634 const char *speed_str; 635 636 pcie_capability_read_dword(ha->pdev, PCI_EXP_LNKCAP, &lstat); 637 lspeed = FIELD_GET(PCI_EXP_LNKCAP_SLS, lstat); 638 lwidth = FIELD_GET(PCI_EXP_LNKCAP_MLW, lstat); 639 640 switch (lspeed) { 641 case 1: 642 speed_str = "2.5GT/s"; 643 break; 644 case 2: 645 speed_str = "5.0GT/s"; 646 break; 647 case 3: 648 speed_str = "8.0GT/s"; 649 break; 650 case 4: 651 speed_str = "16.0GT/s"; 652 break; 653 default: 654 speed_str = "<unknown>"; 655 break; 656 } 657 snprintf(str, str_len, "PCIe (%s x%d)", speed_str, lwidth); 658 659 return str; 660 } 661 662 pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8; 663 if (pci_bus == 0 || pci_bus == 8) 664 snprintf(str, str_len, "PCI (%s MHz)", 665 pci_bus_modes[pci_bus >> 3]); 666 else 667 snprintf(str, str_len, "PCI-X Mode %d (%s MHz)", 668 pci_bus & 4 ? 2 : 1, 669 pci_bus_modes[pci_bus & 3]); 670 671 return str; 672 } 673 674 static char * 675 qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str, size_t size) 676 { 677 char un_str[10]; 678 struct qla_hw_data *ha = vha->hw; 679 680 snprintf(str, size, "%d.%02d.%02d ", ha->fw_major_version, 681 ha->fw_minor_version, ha->fw_subminor_version); 682 683 if (ha->fw_attributes & BIT_9) { 684 strcat(str, "FLX"); 685 return (str); 686 } 687 688 switch (ha->fw_attributes & 0xFF) { 689 case 0x7: 690 strcat(str, "EF"); 691 break; 692 case 0x17: 693 strcat(str, "TP"); 694 break; 695 case 0x37: 696 strcat(str, "IP"); 697 break; 698 case 0x77: 699 strcat(str, "VI"); 700 break; 701 default: 702 sprintf(un_str, "(%x)", ha->fw_attributes); 703 strcat(str, un_str); 704 break; 705 } 706 if (ha->fw_attributes & 0x100) 707 strcat(str, "X"); 708 709 return (str); 710 } 711 712 static char * 713 qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str, size_t size) 714 { 715 struct qla_hw_data *ha = vha->hw; 716 717 snprintf(str, size, "%d.%02d.%02d (%x)", ha->fw_major_version, 718 ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes); 719 return str; 720 } 721 722 void qla2x00_sp_free_dma(srb_t *sp) 723 { 724 struct qla_hw_data *ha = sp->vha->hw; 725 struct scsi_cmnd *cmd = GET_CMD_SP(sp); 726 727 if (sp->flags & SRB_DMA_VALID) { 728 scsi_dma_unmap(cmd); 729 sp->flags &= ~SRB_DMA_VALID; 730 } 731 732 if (sp->flags & SRB_CRC_PROT_DMA_VALID) { 733 dma_unmap_sg(&ha->pdev->dev, scsi_prot_sglist(cmd), 734 scsi_prot_sg_count(cmd), cmd->sc_data_direction); 735 sp->flags &= ~SRB_CRC_PROT_DMA_VALID; 736 } 737 738 if (sp->flags & SRB_CRC_CTX_DSD_VALID) { 739 /* List assured to be having elements */ 740 qla2x00_clean_dsd_pool(ha, sp->u.scmd.crc_ctx); 741 sp->flags &= ~SRB_CRC_CTX_DSD_VALID; 742 } 743 744 if (sp->flags & SRB_CRC_CTX_DMA_VALID) { 745 struct crc_context *ctx0 = sp->u.scmd.crc_ctx; 746 747 dma_pool_free(ha->dl_dma_pool, ctx0, ctx0->crc_ctx_dma); 748 sp->flags &= ~SRB_CRC_CTX_DMA_VALID; 749 } 750 751 if (sp->flags & SRB_FCP_CMND_DMA_VALID) { 752 struct ct6_dsd *ctx1 = &sp->u.scmd.ct6_ctx; 753 754 dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd, 755 ctx1->fcp_cmnd_dma); 756 list_splice(&ctx1->dsd_list, &sp->qpair->dsd_list); 757 sp->qpair->dsd_inuse -= ctx1->dsd_use_cnt; 758 sp->qpair->dsd_avail += ctx1->dsd_use_cnt; 759 } 760 761 if (sp->flags & SRB_GOT_BUF) 762 qla_put_buf(sp->qpair, &sp->u.scmd.buf_dsc); 763 } 764 765 void qla2x00_sp_compl(srb_t *sp, int res) 766 { 767 struct scsi_cmnd *cmd = GET_CMD_SP(sp); 768 struct completion *comp = sp->comp; 769 770 /* kref: INIT */ 771 kref_put(&sp->cmd_kref, qla2x00_sp_release); 772 cmd->result = res; 773 sp->type = 0; 774 scsi_done(cmd); 775 if (comp) 776 complete(comp); 777 } 778 779 void qla2xxx_qpair_sp_free_dma(srb_t *sp) 780 { 781 struct scsi_cmnd *cmd = GET_CMD_SP(sp); 782 struct qla_hw_data *ha = sp->fcport->vha->hw; 783 784 if (sp->flags & SRB_DMA_VALID) { 785 scsi_dma_unmap(cmd); 786 sp->flags &= ~SRB_DMA_VALID; 787 } 788 789 if (sp->flags & SRB_CRC_PROT_DMA_VALID) { 790 dma_unmap_sg(&ha->pdev->dev, scsi_prot_sglist(cmd), 791 scsi_prot_sg_count(cmd), cmd->sc_data_direction); 792 sp->flags &= ~SRB_CRC_PROT_DMA_VALID; 793 } 794 795 if (sp->flags & SRB_CRC_CTX_DSD_VALID) { 796 /* List assured to be having elements */ 797 qla2x00_clean_dsd_pool(ha, sp->u.scmd.crc_ctx); 798 sp->flags &= ~SRB_CRC_CTX_DSD_VALID; 799 } 800 801 if (sp->flags & SRB_DIF_BUNDL_DMA_VALID) { 802 struct crc_context *difctx = sp->u.scmd.crc_ctx; 803 struct dsd_dma *dif_dsd, *nxt_dsd; 804 805 list_for_each_entry_safe(dif_dsd, nxt_dsd, 806 &difctx->ldif_dma_hndl_list, list) { 807 list_del(&dif_dsd->list); 808 dma_pool_free(ha->dif_bundl_pool, dif_dsd->dsd_addr, 809 dif_dsd->dsd_list_dma); 810 kfree(dif_dsd); 811 difctx->no_dif_bundl--; 812 } 813 814 list_for_each_entry_safe(dif_dsd, nxt_dsd, 815 &difctx->ldif_dsd_list, list) { 816 list_del(&dif_dsd->list); 817 dma_pool_free(ha->dl_dma_pool, dif_dsd->dsd_addr, 818 dif_dsd->dsd_list_dma); 819 kfree(dif_dsd); 820 difctx->no_ldif_dsd--; 821 } 822 823 if (difctx->no_ldif_dsd) { 824 ql_dbg(ql_dbg_tgt+ql_dbg_verbose, sp->vha, 0xe022, 825 "%s: difctx->no_ldif_dsd=%x\n", 826 __func__, difctx->no_ldif_dsd); 827 } 828 829 if (difctx->no_dif_bundl) { 830 ql_dbg(ql_dbg_tgt+ql_dbg_verbose, sp->vha, 0xe022, 831 "%s: difctx->no_dif_bundl=%x\n", 832 __func__, difctx->no_dif_bundl); 833 } 834 sp->flags &= ~SRB_DIF_BUNDL_DMA_VALID; 835 } 836 837 if (sp->flags & SRB_FCP_CMND_DMA_VALID) { 838 struct ct6_dsd *ctx1 = &sp->u.scmd.ct6_ctx; 839 840 dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd, 841 ctx1->fcp_cmnd_dma); 842 list_splice(&ctx1->dsd_list, &sp->qpair->dsd_list); 843 sp->qpair->dsd_inuse -= ctx1->dsd_use_cnt; 844 sp->qpair->dsd_avail += ctx1->dsd_use_cnt; 845 sp->flags &= ~SRB_FCP_CMND_DMA_VALID; 846 } 847 848 if (sp->flags & SRB_CRC_CTX_DMA_VALID) { 849 struct crc_context *ctx0 = sp->u.scmd.crc_ctx; 850 851 dma_pool_free(ha->dl_dma_pool, ctx0, ctx0->crc_ctx_dma); 852 sp->flags &= ~SRB_CRC_CTX_DMA_VALID; 853 } 854 855 if (sp->flags & SRB_GOT_BUF) 856 qla_put_buf(sp->qpair, &sp->u.scmd.buf_dsc); 857 } 858 859 void qla2xxx_qpair_sp_compl(srb_t *sp, int res) 860 { 861 struct scsi_cmnd *cmd = GET_CMD_SP(sp); 862 struct completion *comp = sp->comp; 863 864 /* ref: INIT */ 865 kref_put(&sp->cmd_kref, qla2x00_sp_release); 866 cmd->result = res; 867 sp->type = 0; 868 scsi_done(cmd); 869 if (comp) 870 complete(comp); 871 } 872 873 static int 874 qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd) 875 { 876 scsi_qla_host_t *vha = shost_priv(host); 877 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; 878 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); 879 struct qla_hw_data *ha = vha->hw; 880 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 881 srb_t *sp; 882 int rval; 883 884 if (unlikely(test_bit(UNLOADING, &base_vha->dpc_flags)) || 885 WARN_ON_ONCE(!rport)) { 886 cmd->result = DID_NO_CONNECT << 16; 887 goto qc24_fail_command; 888 } 889 890 if (ha->mqenable) { 891 uint32_t tag; 892 uint16_t hwq; 893 struct qla_qpair *qpair = NULL; 894 895 tag = blk_mq_unique_tag(scsi_cmd_to_rq(cmd)); 896 hwq = blk_mq_unique_tag_to_hwq(tag); 897 qpair = ha->queue_pair_map[hwq]; 898 899 if (qpair) 900 return qla2xxx_mqueuecommand(host, cmd, qpair); 901 } 902 903 if (ha->flags.eeh_busy) { 904 if (ha->flags.pci_channel_io_perm_failure) { 905 ql_dbg(ql_dbg_aer, vha, 0x9010, 906 "PCI Channel IO permanent failure, exiting " 907 "cmd=%p.\n", cmd); 908 cmd->result = DID_NO_CONNECT << 16; 909 } else { 910 ql_dbg(ql_dbg_aer, vha, 0x9011, 911 "EEH_Busy, Requeuing the cmd=%p.\n", cmd); 912 cmd->result = DID_REQUEUE << 16; 913 } 914 goto qc24_fail_command; 915 } 916 917 rval = fc_remote_port_chkready(rport); 918 if (rval) { 919 cmd->result = rval; 920 ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3003, 921 "fc_remote_port_chkready failed for cmd=%p, rval=0x%x.\n", 922 cmd, rval); 923 goto qc24_fail_command; 924 } 925 926 if (!vha->flags.difdix_supported && 927 scsi_get_prot_op(cmd) != SCSI_PROT_NORMAL) { 928 ql_dbg(ql_dbg_io, vha, 0x3004, 929 "DIF Cap not reg, fail DIF capable cmd's:%p.\n", 930 cmd); 931 cmd->result = DID_NO_CONNECT << 16; 932 goto qc24_fail_command; 933 } 934 935 if (!fcport || fcport->deleted) { 936 cmd->result = DID_IMM_RETRY << 16; 937 goto qc24_fail_command; 938 } 939 940 if (atomic_read(&fcport->state) != FCS_ONLINE || fcport->deleted) { 941 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || 942 atomic_read(&base_vha->loop_state) == LOOP_DEAD) { 943 ql_dbg(ql_dbg_io, vha, 0x3005, 944 "Returning DNC, fcport_state=%d loop_state=%d.\n", 945 atomic_read(&fcport->state), 946 atomic_read(&base_vha->loop_state)); 947 cmd->result = DID_NO_CONNECT << 16; 948 goto qc24_fail_command; 949 } 950 goto qc24_target_busy; 951 } 952 953 /* 954 * Return target busy if we've received a non-zero retry_delay_timer 955 * in a FCP_RSP. 956 */ 957 if (fcport->retry_delay_timestamp == 0) { 958 /* retry delay not set */ 959 } else if (time_after(jiffies, fcport->retry_delay_timestamp)) 960 fcport->retry_delay_timestamp = 0; 961 else 962 goto qc24_target_busy; 963 964 sp = scsi_cmd_priv(cmd); 965 /* ref: INIT */ 966 qla2xxx_init_sp(sp, vha, vha->hw->base_qpair, fcport); 967 968 sp->u.scmd.cmd = cmd; 969 sp->type = SRB_SCSI_CMD; 970 sp->free = qla2x00_sp_free_dma; 971 sp->done = qla2x00_sp_compl; 972 973 rval = ha->isp_ops->start_scsi(sp); 974 if (rval != QLA_SUCCESS) { 975 ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3013, 976 "Start scsi failed rval=%d for cmd=%p.\n", rval, cmd); 977 goto qc24_host_busy_free_sp; 978 } 979 980 return 0; 981 982 qc24_host_busy_free_sp: 983 /* ref: INIT */ 984 kref_put(&sp->cmd_kref, qla2x00_sp_release); 985 986 qc24_target_busy: 987 return SCSI_MLQUEUE_TARGET_BUSY; 988 989 qc24_fail_command: 990 scsi_done(cmd); 991 992 return 0; 993 } 994 995 /* For MQ supported I/O */ 996 int 997 qla2xxx_mqueuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd, 998 struct qla_qpair *qpair) 999 { 1000 scsi_qla_host_t *vha = shost_priv(host); 1001 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; 1002 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); 1003 struct qla_hw_data *ha = vha->hw; 1004 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 1005 srb_t *sp; 1006 int rval; 1007 1008 rval = rport ? fc_remote_port_chkready(rport) : (DID_NO_CONNECT << 16); 1009 if (rval) { 1010 cmd->result = rval; 1011 ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3076, 1012 "fc_remote_port_chkready failed for cmd=%p, rval=0x%x.\n", 1013 cmd, rval); 1014 goto qc24_fail_command; 1015 } 1016 1017 if (!qpair->online) { 1018 ql_dbg(ql_dbg_io, vha, 0x3077, 1019 "qpair not online. eeh_busy=%d.\n", ha->flags.eeh_busy); 1020 cmd->result = DID_NO_CONNECT << 16; 1021 goto qc24_fail_command; 1022 } 1023 1024 if (!fcport || fcport->deleted) { 1025 cmd->result = DID_IMM_RETRY << 16; 1026 goto qc24_fail_command; 1027 } 1028 1029 if (atomic_read(&fcport->state) != FCS_ONLINE || fcport->deleted) { 1030 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || 1031 atomic_read(&base_vha->loop_state) == LOOP_DEAD) { 1032 ql_dbg(ql_dbg_io, vha, 0x3077, 1033 "Returning DNC, fcport_state=%d loop_state=%d.\n", 1034 atomic_read(&fcport->state), 1035 atomic_read(&base_vha->loop_state)); 1036 cmd->result = DID_NO_CONNECT << 16; 1037 goto qc24_fail_command; 1038 } 1039 goto qc24_target_busy; 1040 } 1041 1042 /* 1043 * Return target busy if we've received a non-zero retry_delay_timer 1044 * in a FCP_RSP. 1045 */ 1046 if (fcport->retry_delay_timestamp == 0) { 1047 /* retry delay not set */ 1048 } else if (time_after(jiffies, fcport->retry_delay_timestamp)) 1049 fcport->retry_delay_timestamp = 0; 1050 else 1051 goto qc24_target_busy; 1052 1053 sp = scsi_cmd_priv(cmd); 1054 /* ref: INIT */ 1055 qla2xxx_init_sp(sp, vha, qpair, fcport); 1056 1057 sp->u.scmd.cmd = cmd; 1058 sp->type = SRB_SCSI_CMD; 1059 sp->free = qla2xxx_qpair_sp_free_dma; 1060 sp->done = qla2xxx_qpair_sp_compl; 1061 1062 rval = ha->isp_ops->start_scsi_mq(sp); 1063 if (rval != QLA_SUCCESS) { 1064 ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3078, 1065 "Start scsi failed rval=%d for cmd=%p.\n", rval, cmd); 1066 goto qc24_host_busy_free_sp; 1067 } 1068 1069 return 0; 1070 1071 qc24_host_busy_free_sp: 1072 /* ref: INIT */ 1073 kref_put(&sp->cmd_kref, qla2x00_sp_release); 1074 1075 qc24_target_busy: 1076 return SCSI_MLQUEUE_TARGET_BUSY; 1077 1078 qc24_fail_command: 1079 scsi_done(cmd); 1080 1081 return 0; 1082 } 1083 1084 /* 1085 * qla2x00_wait_for_hba_online 1086 * Wait till the HBA is online after going through 1087 * <= MAX_RETRIES_OF_ISP_ABORT or 1088 * finally HBA is disabled ie marked offline 1089 * 1090 * Input: 1091 * ha - pointer to host adapter structure 1092 * 1093 * Note: 1094 * Does context switching-Release SPIN_LOCK 1095 * (if any) before calling this routine. 1096 * 1097 * Return: 1098 * Success (Adapter is online) : 0 1099 * Failed (Adapter is offline/disabled) : 1 1100 */ 1101 int 1102 qla2x00_wait_for_hba_online(scsi_qla_host_t *vha) 1103 { 1104 int return_status; 1105 unsigned long wait_online; 1106 struct qla_hw_data *ha = vha->hw; 1107 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); 1108 1109 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ); 1110 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) || 1111 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) || 1112 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) || 1113 ha->dpc_active) && time_before(jiffies, wait_online)) { 1114 1115 msleep(1000); 1116 } 1117 if (base_vha->flags.online) 1118 return_status = QLA_SUCCESS; 1119 else 1120 return_status = QLA_FUNCTION_FAILED; 1121 1122 return (return_status); 1123 } 1124 1125 static inline int test_fcport_count(scsi_qla_host_t *vha) 1126 { 1127 struct qla_hw_data *ha = vha->hw; 1128 unsigned long flags; 1129 int res; 1130 /* Return 0 = sleep, x=wake */ 1131 1132 spin_lock_irqsave(&ha->tgt.sess_lock, flags); 1133 ql_dbg(ql_dbg_init, vha, 0x00ec, 1134 "tgt %p, fcport_count=%d\n", 1135 vha, vha->fcport_count); 1136 res = (vha->fcport_count == 0); 1137 if (res) { 1138 struct fc_port *fcport; 1139 1140 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1141 if (fcport->deleted != QLA_SESS_DELETED) { 1142 /* session(s) may not be fully logged in 1143 * (ie fcport_count=0), but session 1144 * deletion thread(s) may be inflight. 1145 */ 1146 1147 res = 0; 1148 break; 1149 } 1150 } 1151 } 1152 spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); 1153 1154 return res; 1155 } 1156 1157 /* 1158 * qla2x00_wait_for_sess_deletion can only be called from remove_one. 1159 * it has dependency on UNLOADING flag to stop device discovery 1160 */ 1161 void 1162 qla2x00_wait_for_sess_deletion(scsi_qla_host_t *vha) 1163 { 1164 u8 i; 1165 1166 qla2x00_mark_all_devices_lost(vha); 1167 1168 for (i = 0; i < 10; i++) { 1169 if (wait_event_timeout(vha->fcport_waitQ, 1170 test_fcport_count(vha), HZ) > 0) 1171 break; 1172 } 1173 1174 flush_workqueue(vha->hw->wq); 1175 } 1176 1177 /* 1178 * qla2x00_wait_for_hba_ready 1179 * Wait till the HBA is ready before doing driver unload 1180 * 1181 * Input: 1182 * ha - pointer to host adapter structure 1183 * 1184 * Note: 1185 * Does context switching-Release SPIN_LOCK 1186 * (if any) before calling this routine. 1187 * 1188 */ 1189 static void 1190 qla2x00_wait_for_hba_ready(scsi_qla_host_t *vha) 1191 { 1192 struct qla_hw_data *ha = vha->hw; 1193 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); 1194 1195 while ((qla2x00_reset_active(vha) || ha->dpc_active || 1196 ha->flags.mbox_busy) || 1197 test_bit(FX00_RESET_RECOVERY, &vha->dpc_flags) || 1198 test_bit(FX00_TARGET_SCAN, &vha->dpc_flags)) { 1199 if (test_bit(UNLOADING, &base_vha->dpc_flags)) 1200 break; 1201 msleep(1000); 1202 } 1203 } 1204 1205 int 1206 qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha) 1207 { 1208 int return_status; 1209 unsigned long wait_reset; 1210 struct qla_hw_data *ha = vha->hw; 1211 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); 1212 1213 wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ); 1214 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) || 1215 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) || 1216 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) || 1217 ha->dpc_active) && time_before(jiffies, wait_reset)) { 1218 1219 msleep(1000); 1220 1221 if (!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) && 1222 ha->flags.chip_reset_done) 1223 break; 1224 } 1225 if (ha->flags.chip_reset_done) 1226 return_status = QLA_SUCCESS; 1227 else 1228 return_status = QLA_FUNCTION_FAILED; 1229 1230 return return_status; 1231 } 1232 1233 /************************************************************************** 1234 * qla2xxx_eh_abort 1235 * 1236 * Description: 1237 * The abort function will abort the specified command. 1238 * 1239 * Input: 1240 * cmd = Linux SCSI command packet to be aborted. 1241 * 1242 * Returns: 1243 * Either SUCCESS or FAILED. 1244 * 1245 * Note: 1246 * Only return FAILED if command not returned by firmware. 1247 **************************************************************************/ 1248 static int 1249 qla2xxx_eh_abort(struct scsi_cmnd *cmd) 1250 { 1251 scsi_qla_host_t *vha = shost_priv(cmd->device->host); 1252 DECLARE_COMPLETION_ONSTACK(comp); 1253 srb_t *sp; 1254 int ret; 1255 unsigned int id; 1256 uint64_t lun; 1257 int rval; 1258 struct qla_hw_data *ha = vha->hw; 1259 uint32_t ratov_j; 1260 struct qla_qpair *qpair; 1261 unsigned long flags; 1262 int fast_fail_status = SUCCESS; 1263 1264 if (qla2x00_isp_reg_stat(ha)) { 1265 ql_log(ql_log_info, vha, 0x8042, 1266 "PCI/Register disconnect, exiting.\n"); 1267 qla_pci_set_eeh_busy(vha); 1268 return FAILED; 1269 } 1270 1271 /* Save any FAST_IO_FAIL value to return later if abort succeeds */ 1272 ret = fc_block_scsi_eh(cmd); 1273 if (ret != 0) 1274 fast_fail_status = ret; 1275 1276 sp = scsi_cmd_priv(cmd); 1277 qpair = sp->qpair; 1278 1279 vha->cmd_timeout_cnt++; 1280 1281 if ((sp->fcport && sp->fcport->deleted) || !qpair) 1282 return fast_fail_status != SUCCESS ? fast_fail_status : FAILED; 1283 1284 spin_lock_irqsave(qpair->qp_lock_ptr, flags); 1285 sp->comp = ∁ 1286 spin_unlock_irqrestore(qpair->qp_lock_ptr, flags); 1287 1288 1289 id = cmd->device->id; 1290 lun = cmd->device->lun; 1291 1292 ql_dbg(ql_dbg_taskm, vha, 0x8002, 1293 "Aborting from RISC nexus=%ld:%d:%llu sp=%p cmd=%p handle=%x\n", 1294 vha->host_no, id, lun, sp, cmd, sp->handle); 1295 1296 /* 1297 * Abort will release the original Command/sp from FW. Let the 1298 * original command call scsi_done. In return, he will wakeup 1299 * this sleeping thread. 1300 */ 1301 rval = ha->isp_ops->abort_command(sp); 1302 1303 ql_dbg(ql_dbg_taskm, vha, 0x8003, 1304 "Abort command mbx cmd=%p, rval=%x.\n", cmd, rval); 1305 1306 /* Wait for the command completion. */ 1307 ratov_j = ha->r_a_tov/10 * 4 * 1000; 1308 ratov_j = msecs_to_jiffies(ratov_j); 1309 switch (rval) { 1310 case QLA_SUCCESS: 1311 if (!wait_for_completion_timeout(&comp, ratov_j)) { 1312 ql_dbg(ql_dbg_taskm, vha, 0xffff, 1313 "%s: Abort wait timer (4 * R_A_TOV[%d]) expired\n", 1314 __func__, ha->r_a_tov/10); 1315 ret = FAILED; 1316 } else { 1317 ret = fast_fail_status; 1318 } 1319 break; 1320 default: 1321 ret = FAILED; 1322 break; 1323 } 1324 1325 sp->comp = NULL; 1326 1327 ql_log(ql_log_info, vha, 0x801c, 1328 "Abort command issued nexus=%ld:%d:%llu -- %x.\n", 1329 vha->host_no, id, lun, ret); 1330 1331 return ret; 1332 } 1333 1334 #define ABORT_POLLING_PERIOD 1000 1335 #define ABORT_WAIT_ITER ((2 * 1000) / (ABORT_POLLING_PERIOD)) 1336 1337 /* 1338 * Returns: QLA_SUCCESS or QLA_FUNCTION_FAILED. 1339 */ 1340 static int 1341 __qla2x00_eh_wait_for_pending_commands(struct qla_qpair *qpair, unsigned int t, 1342 uint64_t l, enum nexus_wait_type type) 1343 { 1344 int cnt, match, status; 1345 unsigned long flags; 1346 scsi_qla_host_t *vha = qpair->vha; 1347 struct req_que *req = qpair->req; 1348 srb_t *sp; 1349 struct scsi_cmnd *cmd; 1350 unsigned long wait_iter = ABORT_WAIT_ITER; 1351 bool found; 1352 struct qla_hw_data *ha = vha->hw; 1353 1354 status = QLA_SUCCESS; 1355 1356 while (wait_iter--) { 1357 found = false; 1358 1359 spin_lock_irqsave(qpair->qp_lock_ptr, flags); 1360 for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) { 1361 sp = req->outstanding_cmds[cnt]; 1362 if (!sp) 1363 continue; 1364 if (sp->type != SRB_SCSI_CMD) 1365 continue; 1366 if (vha->vp_idx != sp->vha->vp_idx) 1367 continue; 1368 match = 0; 1369 cmd = GET_CMD_SP(sp); 1370 switch (type) { 1371 case WAIT_HOST: 1372 match = 1; 1373 break; 1374 case WAIT_TARGET: 1375 if (sp->fcport) 1376 match = sp->fcport->d_id.b24 == t; 1377 else 1378 match = 0; 1379 break; 1380 case WAIT_LUN: 1381 if (sp->fcport) 1382 match = (sp->fcport->d_id.b24 == t && 1383 cmd->device->lun == l); 1384 else 1385 match = 0; 1386 break; 1387 } 1388 if (!match) 1389 continue; 1390 1391 spin_unlock_irqrestore(qpair->qp_lock_ptr, flags); 1392 1393 if (unlikely(pci_channel_offline(ha->pdev)) || 1394 ha->flags.eeh_busy) { 1395 ql_dbg(ql_dbg_taskm, vha, 0x8005, 1396 "Return:eh_wait.\n"); 1397 return status; 1398 } 1399 1400 /* 1401 * SRB_SCSI_CMD is still in the outstanding_cmds array. 1402 * it means scsi_done has not called. Wait for it to 1403 * clear from outstanding_cmds. 1404 */ 1405 msleep(ABORT_POLLING_PERIOD); 1406 spin_lock_irqsave(qpair->qp_lock_ptr, flags); 1407 found = true; 1408 } 1409 spin_unlock_irqrestore(qpair->qp_lock_ptr, flags); 1410 1411 if (!found) 1412 break; 1413 } 1414 1415 if (wait_iter == -1) 1416 status = QLA_FUNCTION_FAILED; 1417 1418 return status; 1419 } 1420 1421 int 1422 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t, 1423 uint64_t l, enum nexus_wait_type type) 1424 { 1425 struct qla_qpair *qpair; 1426 struct qla_hw_data *ha = vha->hw; 1427 int i, status = QLA_SUCCESS; 1428 1429 status = __qla2x00_eh_wait_for_pending_commands(ha->base_qpair, t, l, 1430 type); 1431 for (i = 0; status == QLA_SUCCESS && i < ha->max_qpairs; i++) { 1432 qpair = ha->queue_pair_map[i]; 1433 if (!qpair) 1434 continue; 1435 status = __qla2x00_eh_wait_for_pending_commands(qpair, t, l, 1436 type); 1437 } 1438 return status; 1439 } 1440 1441 static char *reset_errors[] = { 1442 "HBA not online", 1443 "HBA not ready", 1444 "Task management failed", 1445 "Waiting for command completions", 1446 }; 1447 1448 static int 1449 qla2xxx_eh_device_reset(struct scsi_cmnd *cmd) 1450 { 1451 struct scsi_device *sdev = cmd->device; 1452 scsi_qla_host_t *vha = shost_priv(sdev->host); 1453 struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); 1454 fc_port_t *fcport = (struct fc_port *) sdev->hostdata; 1455 struct qla_hw_data *ha = vha->hw; 1456 int err; 1457 1458 if (qla2x00_isp_reg_stat(ha)) { 1459 ql_log(ql_log_info, vha, 0x803e, 1460 "PCI/Register disconnect, exiting.\n"); 1461 qla_pci_set_eeh_busy(vha); 1462 return FAILED; 1463 } 1464 1465 if (!fcport) { 1466 return FAILED; 1467 } 1468 1469 err = fc_block_rport(rport); 1470 if (err != 0) 1471 return err; 1472 1473 if (fcport->deleted) 1474 return FAILED; 1475 1476 ql_log(ql_log_info, vha, 0x8009, 1477 "DEVICE RESET ISSUED nexus=%ld:%d:%llu cmd=%p.\n", vha->host_no, 1478 sdev->id, sdev->lun, cmd); 1479 1480 err = 0; 1481 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 1482 ql_log(ql_log_warn, vha, 0x800a, 1483 "Wait for hba online failed for cmd=%p.\n", cmd); 1484 goto eh_reset_failed; 1485 } 1486 err = 2; 1487 if (ha->isp_ops->lun_reset(fcport, sdev->lun, 1) 1488 != QLA_SUCCESS) { 1489 ql_log(ql_log_warn, vha, 0x800c, 1490 "do_reset failed for cmd=%p.\n", cmd); 1491 goto eh_reset_failed; 1492 } 1493 err = 3; 1494 if (qla2x00_eh_wait_for_pending_commands(vha, fcport->d_id.b24, 1495 cmd->device->lun, 1496 WAIT_LUN) != QLA_SUCCESS) { 1497 ql_log(ql_log_warn, vha, 0x800d, 1498 "wait for pending cmds failed for cmd=%p.\n", cmd); 1499 goto eh_reset_failed; 1500 } 1501 1502 ql_log(ql_log_info, vha, 0x800e, 1503 "DEVICE RESET SUCCEEDED nexus:%ld:%d:%llu cmd=%p.\n", 1504 vha->host_no, sdev->id, sdev->lun, cmd); 1505 1506 return SUCCESS; 1507 1508 eh_reset_failed: 1509 ql_log(ql_log_info, vha, 0x800f, 1510 "DEVICE RESET FAILED: %s nexus=%ld:%d:%llu cmd=%p.\n", 1511 reset_errors[err], vha->host_no, sdev->id, sdev->lun, 1512 cmd); 1513 vha->reset_cmd_err_cnt++; 1514 return FAILED; 1515 } 1516 1517 static int 1518 qla2xxx_eh_target_reset(struct scsi_cmnd *cmd) 1519 { 1520 struct scsi_device *sdev = cmd->device; 1521 struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); 1522 scsi_qla_host_t *vha = shost_priv(rport_to_shost(rport)); 1523 struct qla_hw_data *ha = vha->hw; 1524 fc_port_t *fcport = *(fc_port_t **)rport->dd_data; 1525 int err; 1526 1527 if (qla2x00_isp_reg_stat(ha)) { 1528 ql_log(ql_log_info, vha, 0x803f, 1529 "PCI/Register disconnect, exiting.\n"); 1530 qla_pci_set_eeh_busy(vha); 1531 return FAILED; 1532 } 1533 1534 if (!fcport) { 1535 return FAILED; 1536 } 1537 1538 err = fc_block_rport(rport); 1539 if (err != 0) 1540 return err; 1541 1542 if (fcport->deleted) 1543 return FAILED; 1544 1545 ql_log(ql_log_info, vha, 0x8009, 1546 "TARGET RESET ISSUED nexus=%ld:%d cmd=%p.\n", vha->host_no, 1547 sdev->id, cmd); 1548 1549 err = 0; 1550 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 1551 ql_log(ql_log_warn, vha, 0x800a, 1552 "Wait for hba online failed for cmd=%p.\n", cmd); 1553 goto eh_reset_failed; 1554 } 1555 err = 2; 1556 if (ha->isp_ops->target_reset(fcport, 0, 0) != QLA_SUCCESS) { 1557 ql_log(ql_log_warn, vha, 0x800c, 1558 "target_reset failed for cmd=%p.\n", cmd); 1559 goto eh_reset_failed; 1560 } 1561 err = 3; 1562 if (qla2x00_eh_wait_for_pending_commands(vha, fcport->d_id.b24, 0, 1563 WAIT_TARGET) != QLA_SUCCESS) { 1564 ql_log(ql_log_warn, vha, 0x800d, 1565 "wait for pending cmds failed for cmd=%p.\n", cmd); 1566 goto eh_reset_failed; 1567 } 1568 1569 ql_log(ql_log_info, vha, 0x800e, 1570 "TARGET RESET SUCCEEDED nexus:%ld:%d cmd=%p.\n", 1571 vha->host_no, sdev->id, cmd); 1572 1573 return SUCCESS; 1574 1575 eh_reset_failed: 1576 ql_log(ql_log_info, vha, 0x800f, 1577 "TARGET RESET FAILED: %s nexus=%ld:%d:%llu cmd=%p.\n", 1578 reset_errors[err], vha->host_no, cmd->device->id, cmd->device->lun, 1579 cmd); 1580 vha->reset_cmd_err_cnt++; 1581 return FAILED; 1582 } 1583 1584 /************************************************************************** 1585 * qla2xxx_eh_bus_reset 1586 * 1587 * Description: 1588 * The bus reset function will reset the bus and abort any executing 1589 * commands. 1590 * 1591 * Input: 1592 * cmd = Linux SCSI command packet of the command that cause the 1593 * bus reset. 1594 * 1595 * Returns: 1596 * SUCCESS/FAILURE (defined as macro in scsi.h). 1597 * 1598 **************************************************************************/ 1599 static int 1600 qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) 1601 { 1602 scsi_qla_host_t *vha = shost_priv(cmd->device->host); 1603 int ret = FAILED; 1604 unsigned int id; 1605 uint64_t lun; 1606 struct qla_hw_data *ha = vha->hw; 1607 1608 if (qla2x00_isp_reg_stat(ha)) { 1609 ql_log(ql_log_info, vha, 0x8040, 1610 "PCI/Register disconnect, exiting.\n"); 1611 qla_pci_set_eeh_busy(vha); 1612 return FAILED; 1613 } 1614 1615 id = cmd->device->id; 1616 lun = cmd->device->lun; 1617 1618 if (qla2x00_chip_is_down(vha)) 1619 return ret; 1620 1621 ql_log(ql_log_info, vha, 0x8012, 1622 "BUS RESET ISSUED nexus=%ld:%d:%llu.\n", vha->host_no, id, lun); 1623 1624 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 1625 ql_log(ql_log_fatal, vha, 0x8013, 1626 "Wait for hba online failed board disabled.\n"); 1627 goto eh_bus_reset_done; 1628 } 1629 1630 if (qla2x00_loop_reset(vha) == QLA_SUCCESS) 1631 ret = SUCCESS; 1632 1633 if (ret == FAILED) 1634 goto eh_bus_reset_done; 1635 1636 /* Flush outstanding commands. */ 1637 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) != 1638 QLA_SUCCESS) { 1639 ql_log(ql_log_warn, vha, 0x8014, 1640 "Wait for pending commands failed.\n"); 1641 ret = FAILED; 1642 } 1643 1644 eh_bus_reset_done: 1645 ql_log(ql_log_warn, vha, 0x802b, 1646 "BUS RESET %s nexus=%ld:%d:%llu.\n", 1647 (ret == FAILED) ? "FAILED" : "SUCCEEDED", vha->host_no, id, lun); 1648 1649 return ret; 1650 } 1651 1652 /************************************************************************** 1653 * qla2xxx_eh_host_reset 1654 * 1655 * Description: 1656 * The reset function will reset the Adapter. 1657 * 1658 * Input: 1659 * cmd = Linux SCSI command packet of the command that cause the 1660 * adapter reset. 1661 * 1662 * Returns: 1663 * Either SUCCESS or FAILED. 1664 * 1665 * Note: 1666 **************************************************************************/ 1667 static int 1668 qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) 1669 { 1670 scsi_qla_host_t *vha = shost_priv(cmd->device->host); 1671 struct qla_hw_data *ha = vha->hw; 1672 int ret = FAILED; 1673 unsigned int id; 1674 uint64_t lun; 1675 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); 1676 1677 if (qla2x00_isp_reg_stat(ha)) { 1678 ql_log(ql_log_info, vha, 0x8041, 1679 "PCI/Register disconnect, exiting.\n"); 1680 qla_pci_set_eeh_busy(vha); 1681 return SUCCESS; 1682 } 1683 1684 id = cmd->device->id; 1685 lun = cmd->device->lun; 1686 1687 ql_log(ql_log_info, vha, 0x8018, 1688 "ADAPTER RESET ISSUED nexus=%ld:%d:%llu.\n", vha->host_no, id, lun); 1689 1690 /* 1691 * No point in issuing another reset if one is active. Also do not 1692 * attempt a reset if we are updating flash. 1693 */ 1694 if (qla2x00_reset_active(vha) || ha->optrom_state != QLA_SWAITING) 1695 goto eh_host_reset_lock; 1696 1697 if (vha != base_vha) { 1698 if (qla2x00_vp_abort_isp(vha)) 1699 goto eh_host_reset_lock; 1700 } else { 1701 if (IS_P3P_TYPE(vha->hw)) { 1702 if (!qla82xx_fcoe_ctx_reset(vha)) { 1703 /* Ctx reset success */ 1704 ret = SUCCESS; 1705 goto eh_host_reset_lock; 1706 } 1707 /* fall thru if ctx reset failed */ 1708 } 1709 if (ha->wq) 1710 flush_workqueue(ha->wq); 1711 1712 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); 1713 if (ha->isp_ops->abort_isp(base_vha)) { 1714 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); 1715 /* failed. schedule dpc to try */ 1716 set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); 1717 1718 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 1719 ql_log(ql_log_warn, vha, 0x802a, 1720 "wait for hba online failed.\n"); 1721 goto eh_host_reset_lock; 1722 } 1723 } 1724 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); 1725 } 1726 1727 /* Waiting for command to be returned to OS.*/ 1728 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) == 1729 QLA_SUCCESS) 1730 ret = SUCCESS; 1731 1732 eh_host_reset_lock: 1733 ql_log(ql_log_info, vha, 0x8017, 1734 "ADAPTER RESET %s nexus=%ld:%d:%llu.\n", 1735 (ret == FAILED) ? "FAILED" : "SUCCEEDED", vha->host_no, id, lun); 1736 1737 return ret; 1738 } 1739 1740 /* 1741 * qla2x00_loop_reset 1742 * Issue loop reset. 1743 * 1744 * Input: 1745 * ha = adapter block pointer. 1746 * 1747 * Returns: 1748 * 0 = success 1749 */ 1750 int 1751 qla2x00_loop_reset(scsi_qla_host_t *vha) 1752 { 1753 int ret; 1754 struct qla_hw_data *ha = vha->hw; 1755 1756 if (IS_QLAFX00(ha)) 1757 return QLA_SUCCESS; 1758 1759 if (ha->flags.enable_lip_full_login && !IS_CNA_CAPABLE(ha)) { 1760 atomic_set(&vha->loop_state, LOOP_DOWN); 1761 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); 1762 qla2x00_mark_all_devices_lost(vha); 1763 ret = qla2x00_full_login_lip(vha); 1764 if (ret != QLA_SUCCESS) { 1765 ql_dbg(ql_dbg_taskm, vha, 0x802d, 1766 "full_login_lip=%d.\n", ret); 1767 } 1768 } 1769 1770 if (ha->flags.enable_lip_reset) { 1771 ret = qla2x00_lip_reset(vha); 1772 if (ret != QLA_SUCCESS) 1773 ql_dbg(ql_dbg_taskm, vha, 0x802e, 1774 "lip_reset failed (%d).\n", ret); 1775 } 1776 1777 /* Issue marker command only when we are going to start the I/O */ 1778 vha->marker_needed = 1; 1779 1780 return QLA_SUCCESS; 1781 } 1782 1783 /* 1784 * The caller must ensure that no completion interrupts will happen 1785 * while this function is in progress. 1786 */ 1787 static void qla2x00_abort_srb(struct qla_qpair *qp, srb_t *sp, const int res, 1788 unsigned long *flags) 1789 __releases(qp->qp_lock_ptr) 1790 __acquires(qp->qp_lock_ptr) 1791 { 1792 DECLARE_COMPLETION_ONSTACK(comp); 1793 scsi_qla_host_t *vha = qp->vha; 1794 struct qla_hw_data *ha = vha->hw; 1795 struct scsi_cmnd *cmd = GET_CMD_SP(sp); 1796 int rval; 1797 bool ret_cmd; 1798 uint32_t ratov_j; 1799 1800 lockdep_assert_held(qp->qp_lock_ptr); 1801 1802 if (qla2x00_chip_is_down(vha)) { 1803 sp->done(sp, res); 1804 return; 1805 } 1806 1807 if (sp->type == SRB_NVME_CMD || sp->type == SRB_NVME_LS || 1808 (sp->type == SRB_SCSI_CMD && !ha->flags.eeh_busy && 1809 !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) && 1810 !qla2x00_isp_reg_stat(ha))) { 1811 if (sp->comp) { 1812 sp->done(sp, res); 1813 return; 1814 } 1815 1816 sp->comp = ∁ 1817 spin_unlock_irqrestore(qp->qp_lock_ptr, *flags); 1818 1819 rval = ha->isp_ops->abort_command(sp); 1820 /* Wait for command completion. */ 1821 ret_cmd = false; 1822 ratov_j = ha->r_a_tov/10 * 4 * 1000; 1823 ratov_j = msecs_to_jiffies(ratov_j); 1824 switch (rval) { 1825 case QLA_SUCCESS: 1826 if (wait_for_completion_timeout(&comp, ratov_j)) { 1827 ql_dbg(ql_dbg_taskm, vha, 0xffff, 1828 "%s: Abort wait timer (4 * R_A_TOV[%d]) expired\n", 1829 __func__, ha->r_a_tov/10); 1830 ret_cmd = true; 1831 } 1832 /* else FW return SP to driver */ 1833 break; 1834 default: 1835 ret_cmd = true; 1836 break; 1837 } 1838 1839 spin_lock_irqsave(qp->qp_lock_ptr, *flags); 1840 switch (sp->type) { 1841 case SRB_SCSI_CMD: 1842 if (ret_cmd && blk_mq_request_started(scsi_cmd_to_rq(cmd))) 1843 sp->done(sp, res); 1844 break; 1845 default: 1846 if (ret_cmd) 1847 sp->done(sp, res); 1848 break; 1849 } 1850 } else { 1851 sp->done(sp, res); 1852 } 1853 } 1854 1855 /* 1856 * The caller must ensure that no completion interrupts will happen 1857 * while this function is in progress. 1858 */ 1859 static void 1860 __qla2x00_abort_all_cmds(struct qla_qpair *qp, int res) 1861 { 1862 int cnt; 1863 unsigned long flags; 1864 srb_t *sp; 1865 scsi_qla_host_t *vha = qp->vha; 1866 struct qla_hw_data *ha = vha->hw; 1867 struct req_que *req; 1868 struct qla_tgt *tgt = vha->vha_tgt.qla_tgt; 1869 struct qla_tgt_cmd *cmd; 1870 1871 if (!ha->req_q_map) 1872 return; 1873 spin_lock_irqsave(qp->qp_lock_ptr, flags); 1874 req = qp->req; 1875 for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) { 1876 sp = req->outstanding_cmds[cnt]; 1877 if (sp) { 1878 if (qla2x00_chip_is_down(vha)) { 1879 req->outstanding_cmds[cnt] = NULL; 1880 sp->done(sp, res); 1881 continue; 1882 } 1883 1884 switch (sp->cmd_type) { 1885 case TYPE_SRB: 1886 qla2x00_abort_srb(qp, sp, res, &flags); 1887 break; 1888 case TYPE_TGT_CMD: 1889 if (!vha->hw->tgt.tgt_ops || !tgt || 1890 qla_ini_mode_enabled(vha)) { 1891 ql_dbg(ql_dbg_tgt_mgt, vha, 0xf003, 1892 "HOST-ABORT-HNDLR: dpc_flags=%lx. Target mode disabled\n", 1893 vha->dpc_flags); 1894 continue; 1895 } 1896 cmd = (struct qla_tgt_cmd *)sp; 1897 cmd->aborted = 1; 1898 break; 1899 case TYPE_TGT_TMCMD: 1900 /* Skip task management functions. */ 1901 break; 1902 default: 1903 break; 1904 } 1905 req->outstanding_cmds[cnt] = NULL; 1906 } 1907 } 1908 spin_unlock_irqrestore(qp->qp_lock_ptr, flags); 1909 } 1910 1911 /* 1912 * The caller must ensure that no completion interrupts will happen 1913 * while this function is in progress. 1914 */ 1915 void 1916 qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res) 1917 { 1918 int que; 1919 struct qla_hw_data *ha = vha->hw; 1920 1921 /* Continue only if initialization complete. */ 1922 if (!ha->base_qpair) 1923 return; 1924 __qla2x00_abort_all_cmds(ha->base_qpair, res); 1925 1926 if (!ha->queue_pair_map) 1927 return; 1928 for (que = 0; que < ha->max_qpairs; que++) { 1929 if (!ha->queue_pair_map[que]) 1930 continue; 1931 1932 __qla2x00_abort_all_cmds(ha->queue_pair_map[que], res); 1933 } 1934 } 1935 1936 static int 1937 qla2xxx_slave_alloc(struct scsi_device *sdev) 1938 { 1939 struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); 1940 1941 if (!rport || fc_remote_port_chkready(rport)) 1942 return -ENXIO; 1943 1944 sdev->hostdata = *(fc_port_t **)rport->dd_data; 1945 1946 return 0; 1947 } 1948 1949 static int 1950 qla2xxx_slave_configure(struct scsi_device *sdev) 1951 { 1952 scsi_qla_host_t *vha = shost_priv(sdev->host); 1953 struct req_que *req = vha->req; 1954 1955 scsi_change_queue_depth(sdev, req->max_q_depth); 1956 return 0; 1957 } 1958 1959 static void 1960 qla2xxx_slave_destroy(struct scsi_device *sdev) 1961 { 1962 sdev->hostdata = NULL; 1963 } 1964 1965 /** 1966 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method. 1967 * @ha: HA context 1968 * 1969 * At exit, the @ha's flags.enable_64bit_addressing set to indicated 1970 * supported addressing method. 1971 */ 1972 static void 1973 qla2x00_config_dma_addressing(struct qla_hw_data *ha) 1974 { 1975 /* Assume a 32bit DMA mask. */ 1976 ha->flags.enable_64bit_addressing = 0; 1977 1978 if (!dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) { 1979 /* Any upper-dword bits set? */ 1980 if (MSD(dma_get_required_mask(&ha->pdev->dev)) && 1981 !dma_set_coherent_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) { 1982 /* Ok, a 64bit DMA mask is applicable. */ 1983 ha->flags.enable_64bit_addressing = 1; 1984 ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64; 1985 ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64; 1986 return; 1987 } 1988 } 1989 1990 dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32)); 1991 dma_set_coherent_mask(&ha->pdev->dev, DMA_BIT_MASK(32)); 1992 } 1993 1994 static void 1995 qla2x00_enable_intrs(struct qla_hw_data *ha) 1996 { 1997 unsigned long flags = 0; 1998 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; 1999 2000 spin_lock_irqsave(&ha->hardware_lock, flags); 2001 ha->interrupts_on = 1; 2002 /* enable risc and host interrupts */ 2003 wrt_reg_word(®->ictrl, ICR_EN_INT | ICR_EN_RISC); 2004 rd_reg_word(®->ictrl); 2005 spin_unlock_irqrestore(&ha->hardware_lock, flags); 2006 2007 } 2008 2009 static void 2010 qla2x00_disable_intrs(struct qla_hw_data *ha) 2011 { 2012 unsigned long flags = 0; 2013 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; 2014 2015 spin_lock_irqsave(&ha->hardware_lock, flags); 2016 ha->interrupts_on = 0; 2017 /* disable risc and host interrupts */ 2018 wrt_reg_word(®->ictrl, 0); 2019 rd_reg_word(®->ictrl); 2020 spin_unlock_irqrestore(&ha->hardware_lock, flags); 2021 } 2022 2023 static void 2024 qla24xx_enable_intrs(struct qla_hw_data *ha) 2025 { 2026 unsigned long flags = 0; 2027 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; 2028 2029 spin_lock_irqsave(&ha->hardware_lock, flags); 2030 ha->interrupts_on = 1; 2031 wrt_reg_dword(®->ictrl, ICRX_EN_RISC_INT); 2032 rd_reg_dword(®->ictrl); 2033 spin_unlock_irqrestore(&ha->hardware_lock, flags); 2034 } 2035 2036 static void 2037 qla24xx_disable_intrs(struct qla_hw_data *ha) 2038 { 2039 unsigned long flags = 0; 2040 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; 2041 2042 if (IS_NOPOLLING_TYPE(ha)) 2043 return; 2044 spin_lock_irqsave(&ha->hardware_lock, flags); 2045 ha->interrupts_on = 0; 2046 wrt_reg_dword(®->ictrl, 0); 2047 rd_reg_dword(®->ictrl); 2048 spin_unlock_irqrestore(&ha->hardware_lock, flags); 2049 } 2050 2051 static int 2052 qla2x00_iospace_config(struct qla_hw_data *ha) 2053 { 2054 resource_size_t pio; 2055 uint16_t msix; 2056 2057 if (pci_request_selected_regions(ha->pdev, ha->bars, 2058 QLA2XXX_DRIVER_NAME)) { 2059 ql_log_pci(ql_log_fatal, ha->pdev, 0x0011, 2060 "Failed to reserve PIO/MMIO regions (%s), aborting.\n", 2061 pci_name(ha->pdev)); 2062 goto iospace_error_exit; 2063 } 2064 if (!(ha->bars & 1)) 2065 goto skip_pio; 2066 2067 /* We only need PIO for Flash operations on ISP2312 v2 chips. */ 2068 pio = pci_resource_start(ha->pdev, 0); 2069 if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) { 2070 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) { 2071 ql_log_pci(ql_log_warn, ha->pdev, 0x0012, 2072 "Invalid pci I/O region size (%s).\n", 2073 pci_name(ha->pdev)); 2074 pio = 0; 2075 } 2076 } else { 2077 ql_log_pci(ql_log_warn, ha->pdev, 0x0013, 2078 "Region #0 no a PIO resource (%s).\n", 2079 pci_name(ha->pdev)); 2080 pio = 0; 2081 } 2082 ha->pio_address = pio; 2083 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0014, 2084 "PIO address=%llu.\n", 2085 (unsigned long long)ha->pio_address); 2086 2087 skip_pio: 2088 /* Use MMIO operations for all accesses. */ 2089 if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) { 2090 ql_log_pci(ql_log_fatal, ha->pdev, 0x0015, 2091 "Region #1 not an MMIO resource (%s), aborting.\n", 2092 pci_name(ha->pdev)); 2093 goto iospace_error_exit; 2094 } 2095 if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) { 2096 ql_log_pci(ql_log_fatal, ha->pdev, 0x0016, 2097 "Invalid PCI mem region size (%s), aborting.\n", 2098 pci_name(ha->pdev)); 2099 goto iospace_error_exit; 2100 } 2101 2102 ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN); 2103 if (!ha->iobase) { 2104 ql_log_pci(ql_log_fatal, ha->pdev, 0x0017, 2105 "Cannot remap MMIO (%s), aborting.\n", 2106 pci_name(ha->pdev)); 2107 goto iospace_error_exit; 2108 } 2109 2110 /* Determine queue resources */ 2111 ha->max_req_queues = ha->max_rsp_queues = 1; 2112 ha->msix_count = QLA_BASE_VECTORS; 2113 2114 /* Check if FW supports MQ or not */ 2115 if (!(ha->fw_attributes & BIT_6)) 2116 goto mqiobase_exit; 2117 2118 if (!ql2xmqsupport || !ql2xnvmeenable || 2119 (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))) 2120 goto mqiobase_exit; 2121 2122 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3), 2123 pci_resource_len(ha->pdev, 3)); 2124 if (ha->mqiobase) { 2125 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0018, 2126 "MQIO Base=%p.\n", ha->mqiobase); 2127 /* Read MSIX vector size of the board */ 2128 pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix); 2129 ha->msix_count = msix + 1; 2130 /* Max queues are bounded by available msix vectors */ 2131 /* MB interrupt uses 1 vector */ 2132 ha->max_req_queues = ha->msix_count - 1; 2133 ha->max_rsp_queues = ha->max_req_queues; 2134 /* Queue pairs is the max value minus the base queue pair */ 2135 ha->max_qpairs = ha->max_rsp_queues - 1; 2136 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0188, 2137 "Max no of queues pairs: %d.\n", ha->max_qpairs); 2138 2139 ql_log_pci(ql_log_info, ha->pdev, 0x001a, 2140 "MSI-X vector count: %d.\n", ha->msix_count); 2141 } else 2142 ql_log_pci(ql_log_info, ha->pdev, 0x001b, 2143 "BAR 3 not enabled.\n"); 2144 2145 mqiobase_exit: 2146 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x001c, 2147 "MSIX Count: %d.\n", ha->msix_count); 2148 return (0); 2149 2150 iospace_error_exit: 2151 return (-ENOMEM); 2152 } 2153 2154 2155 static int 2156 qla83xx_iospace_config(struct qla_hw_data *ha) 2157 { 2158 uint16_t msix; 2159 2160 if (pci_request_selected_regions(ha->pdev, ha->bars, 2161 QLA2XXX_DRIVER_NAME)) { 2162 ql_log_pci(ql_log_fatal, ha->pdev, 0x0117, 2163 "Failed to reserve PIO/MMIO regions (%s), aborting.\n", 2164 pci_name(ha->pdev)); 2165 2166 goto iospace_error_exit; 2167 } 2168 2169 /* Use MMIO operations for all accesses. */ 2170 if (!(pci_resource_flags(ha->pdev, 0) & IORESOURCE_MEM)) { 2171 ql_log_pci(ql_log_warn, ha->pdev, 0x0118, 2172 "Invalid pci I/O region size (%s).\n", 2173 pci_name(ha->pdev)); 2174 goto iospace_error_exit; 2175 } 2176 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) { 2177 ql_log_pci(ql_log_warn, ha->pdev, 0x0119, 2178 "Invalid PCI mem region size (%s), aborting\n", 2179 pci_name(ha->pdev)); 2180 goto iospace_error_exit; 2181 } 2182 2183 ha->iobase = ioremap(pci_resource_start(ha->pdev, 0), MIN_IOBASE_LEN); 2184 if (!ha->iobase) { 2185 ql_log_pci(ql_log_fatal, ha->pdev, 0x011a, 2186 "Cannot remap MMIO (%s), aborting.\n", 2187 pci_name(ha->pdev)); 2188 goto iospace_error_exit; 2189 } 2190 2191 /* 64bit PCI BAR - BAR2 will correspoond to region 4 */ 2192 /* 83XX 26XX always use MQ type access for queues 2193 * - mbar 2, a.k.a region 4 */ 2194 ha->max_req_queues = ha->max_rsp_queues = 1; 2195 ha->msix_count = QLA_BASE_VECTORS; 2196 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 4), 2197 pci_resource_len(ha->pdev, 4)); 2198 2199 if (!ha->mqiobase) { 2200 ql_log_pci(ql_log_fatal, ha->pdev, 0x011d, 2201 "BAR2/region4 not enabled\n"); 2202 goto mqiobase_exit; 2203 } 2204 2205 ha->msixbase = ioremap(pci_resource_start(ha->pdev, 2), 2206 pci_resource_len(ha->pdev, 2)); 2207 if (ha->msixbase) { 2208 /* Read MSIX vector size of the board */ 2209 pci_read_config_word(ha->pdev, 2210 QLA_83XX_PCI_MSIX_CONTROL, &msix); 2211 ha->msix_count = (msix & PCI_MSIX_FLAGS_QSIZE) + 1; 2212 /* 2213 * By default, driver uses at least two msix vectors 2214 * (default & rspq) 2215 */ 2216 if (ql2xmqsupport || ql2xnvmeenable) { 2217 /* MB interrupt uses 1 vector */ 2218 ha->max_req_queues = ha->msix_count - 1; 2219 2220 /* ATIOQ needs 1 vector. That's 1 less QPair */ 2221 if (QLA_TGT_MODE_ENABLED()) 2222 ha->max_req_queues--; 2223 2224 ha->max_rsp_queues = ha->max_req_queues; 2225 2226 /* Queue pairs is the max value minus 2227 * the base queue pair */ 2228 ha->max_qpairs = ha->max_req_queues - 1; 2229 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x00e3, 2230 "Max no of queues pairs: %d.\n", ha->max_qpairs); 2231 } 2232 ql_log_pci(ql_log_info, ha->pdev, 0x011c, 2233 "MSI-X vector count: %d.\n", ha->msix_count); 2234 } else 2235 ql_log_pci(ql_log_info, ha->pdev, 0x011e, 2236 "BAR 1 not enabled.\n"); 2237 2238 mqiobase_exit: 2239 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011f, 2240 "MSIX Count: %d.\n", ha->msix_count); 2241 return 0; 2242 2243 iospace_error_exit: 2244 return -ENOMEM; 2245 } 2246 2247 static struct isp_operations qla2100_isp_ops = { 2248 .pci_config = qla2100_pci_config, 2249 .reset_chip = qla2x00_reset_chip, 2250 .chip_diag = qla2x00_chip_diag, 2251 .config_rings = qla2x00_config_rings, 2252 .reset_adapter = qla2x00_reset_adapter, 2253 .nvram_config = qla2x00_nvram_config, 2254 .update_fw_options = qla2x00_update_fw_options, 2255 .load_risc = qla2x00_load_risc, 2256 .pci_info_str = qla2x00_pci_info_str, 2257 .fw_version_str = qla2x00_fw_version_str, 2258 .intr_handler = qla2100_intr_handler, 2259 .enable_intrs = qla2x00_enable_intrs, 2260 .disable_intrs = qla2x00_disable_intrs, 2261 .abort_command = qla2x00_abort_command, 2262 .target_reset = qla2x00_abort_target, 2263 .lun_reset = qla2x00_lun_reset, 2264 .fabric_login = qla2x00_login_fabric, 2265 .fabric_logout = qla2x00_fabric_logout, 2266 .calc_req_entries = qla2x00_calc_iocbs_32, 2267 .build_iocbs = qla2x00_build_scsi_iocbs_32, 2268 .prep_ms_iocb = qla2x00_prep_ms_iocb, 2269 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, 2270 .read_nvram = qla2x00_read_nvram_data, 2271 .write_nvram = qla2x00_write_nvram_data, 2272 .fw_dump = qla2100_fw_dump, 2273 .beacon_on = NULL, 2274 .beacon_off = NULL, 2275 .beacon_blink = NULL, 2276 .read_optrom = qla2x00_read_optrom_data, 2277 .write_optrom = qla2x00_write_optrom_data, 2278 .get_flash_version = qla2x00_get_flash_version, 2279 .start_scsi = qla2x00_start_scsi, 2280 .start_scsi_mq = NULL, 2281 .abort_isp = qla2x00_abort_isp, 2282 .iospace_config = qla2x00_iospace_config, 2283 .initialize_adapter = qla2x00_initialize_adapter, 2284 }; 2285 2286 static struct isp_operations qla2300_isp_ops = { 2287 .pci_config = qla2300_pci_config, 2288 .reset_chip = qla2x00_reset_chip, 2289 .chip_diag = qla2x00_chip_diag, 2290 .config_rings = qla2x00_config_rings, 2291 .reset_adapter = qla2x00_reset_adapter, 2292 .nvram_config = qla2x00_nvram_config, 2293 .update_fw_options = qla2x00_update_fw_options, 2294 .load_risc = qla2x00_load_risc, 2295 .pci_info_str = qla2x00_pci_info_str, 2296 .fw_version_str = qla2x00_fw_version_str, 2297 .intr_handler = qla2300_intr_handler, 2298 .enable_intrs = qla2x00_enable_intrs, 2299 .disable_intrs = qla2x00_disable_intrs, 2300 .abort_command = qla2x00_abort_command, 2301 .target_reset = qla2x00_abort_target, 2302 .lun_reset = qla2x00_lun_reset, 2303 .fabric_login = qla2x00_login_fabric, 2304 .fabric_logout = qla2x00_fabric_logout, 2305 .calc_req_entries = qla2x00_calc_iocbs_32, 2306 .build_iocbs = qla2x00_build_scsi_iocbs_32, 2307 .prep_ms_iocb = qla2x00_prep_ms_iocb, 2308 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, 2309 .read_nvram = qla2x00_read_nvram_data, 2310 .write_nvram = qla2x00_write_nvram_data, 2311 .fw_dump = qla2300_fw_dump, 2312 .beacon_on = qla2x00_beacon_on, 2313 .beacon_off = qla2x00_beacon_off, 2314 .beacon_blink = qla2x00_beacon_blink, 2315 .read_optrom = qla2x00_read_optrom_data, 2316 .write_optrom = qla2x00_write_optrom_data, 2317 .get_flash_version = qla2x00_get_flash_version, 2318 .start_scsi = qla2x00_start_scsi, 2319 .start_scsi_mq = NULL, 2320 .abort_isp = qla2x00_abort_isp, 2321 .iospace_config = qla2x00_iospace_config, 2322 .initialize_adapter = qla2x00_initialize_adapter, 2323 }; 2324 2325 static struct isp_operations qla24xx_isp_ops = { 2326 .pci_config = qla24xx_pci_config, 2327 .reset_chip = qla24xx_reset_chip, 2328 .chip_diag = qla24xx_chip_diag, 2329 .config_rings = qla24xx_config_rings, 2330 .reset_adapter = qla24xx_reset_adapter, 2331 .nvram_config = qla24xx_nvram_config, 2332 .update_fw_options = qla24xx_update_fw_options, 2333 .load_risc = qla24xx_load_risc, 2334 .pci_info_str = qla24xx_pci_info_str, 2335 .fw_version_str = qla24xx_fw_version_str, 2336 .intr_handler = qla24xx_intr_handler, 2337 .enable_intrs = qla24xx_enable_intrs, 2338 .disable_intrs = qla24xx_disable_intrs, 2339 .abort_command = qla24xx_abort_command, 2340 .target_reset = qla24xx_abort_target, 2341 .lun_reset = qla24xx_lun_reset, 2342 .fabric_login = qla24xx_login_fabric, 2343 .fabric_logout = qla24xx_fabric_logout, 2344 .calc_req_entries = NULL, 2345 .build_iocbs = NULL, 2346 .prep_ms_iocb = qla24xx_prep_ms_iocb, 2347 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, 2348 .read_nvram = qla24xx_read_nvram_data, 2349 .write_nvram = qla24xx_write_nvram_data, 2350 .fw_dump = qla24xx_fw_dump, 2351 .beacon_on = qla24xx_beacon_on, 2352 .beacon_off = qla24xx_beacon_off, 2353 .beacon_blink = qla24xx_beacon_blink, 2354 .read_optrom = qla24xx_read_optrom_data, 2355 .write_optrom = qla24xx_write_optrom_data, 2356 .get_flash_version = qla24xx_get_flash_version, 2357 .start_scsi = qla24xx_start_scsi, 2358 .start_scsi_mq = NULL, 2359 .abort_isp = qla2x00_abort_isp, 2360 .iospace_config = qla2x00_iospace_config, 2361 .initialize_adapter = qla2x00_initialize_adapter, 2362 }; 2363 2364 static struct isp_operations qla25xx_isp_ops = { 2365 .pci_config = qla25xx_pci_config, 2366 .reset_chip = qla24xx_reset_chip, 2367 .chip_diag = qla24xx_chip_diag, 2368 .config_rings = qla24xx_config_rings, 2369 .reset_adapter = qla24xx_reset_adapter, 2370 .nvram_config = qla24xx_nvram_config, 2371 .update_fw_options = qla24xx_update_fw_options, 2372 .load_risc = qla24xx_load_risc, 2373 .pci_info_str = qla24xx_pci_info_str, 2374 .fw_version_str = qla24xx_fw_version_str, 2375 .intr_handler = qla24xx_intr_handler, 2376 .enable_intrs = qla24xx_enable_intrs, 2377 .disable_intrs = qla24xx_disable_intrs, 2378 .abort_command = qla24xx_abort_command, 2379 .target_reset = qla24xx_abort_target, 2380 .lun_reset = qla24xx_lun_reset, 2381 .fabric_login = qla24xx_login_fabric, 2382 .fabric_logout = qla24xx_fabric_logout, 2383 .calc_req_entries = NULL, 2384 .build_iocbs = NULL, 2385 .prep_ms_iocb = qla24xx_prep_ms_iocb, 2386 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, 2387 .read_nvram = qla25xx_read_nvram_data, 2388 .write_nvram = qla25xx_write_nvram_data, 2389 .fw_dump = qla25xx_fw_dump, 2390 .beacon_on = qla24xx_beacon_on, 2391 .beacon_off = qla24xx_beacon_off, 2392 .beacon_blink = qla24xx_beacon_blink, 2393 .read_optrom = qla25xx_read_optrom_data, 2394 .write_optrom = qla24xx_write_optrom_data, 2395 .get_flash_version = qla24xx_get_flash_version, 2396 .start_scsi = qla24xx_dif_start_scsi, 2397 .start_scsi_mq = qla2xxx_dif_start_scsi_mq, 2398 .abort_isp = qla2x00_abort_isp, 2399 .iospace_config = qla2x00_iospace_config, 2400 .initialize_adapter = qla2x00_initialize_adapter, 2401 }; 2402 2403 static struct isp_operations qla81xx_isp_ops = { 2404 .pci_config = qla25xx_pci_config, 2405 .reset_chip = qla24xx_reset_chip, 2406 .chip_diag = qla24xx_chip_diag, 2407 .config_rings = qla24xx_config_rings, 2408 .reset_adapter = qla24xx_reset_adapter, 2409 .nvram_config = qla81xx_nvram_config, 2410 .update_fw_options = qla24xx_update_fw_options, 2411 .load_risc = qla81xx_load_risc, 2412 .pci_info_str = qla24xx_pci_info_str, 2413 .fw_version_str = qla24xx_fw_version_str, 2414 .intr_handler = qla24xx_intr_handler, 2415 .enable_intrs = qla24xx_enable_intrs, 2416 .disable_intrs = qla24xx_disable_intrs, 2417 .abort_command = qla24xx_abort_command, 2418 .target_reset = qla24xx_abort_target, 2419 .lun_reset = qla24xx_lun_reset, 2420 .fabric_login = qla24xx_login_fabric, 2421 .fabric_logout = qla24xx_fabric_logout, 2422 .calc_req_entries = NULL, 2423 .build_iocbs = NULL, 2424 .prep_ms_iocb = qla24xx_prep_ms_iocb, 2425 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, 2426 .read_nvram = NULL, 2427 .write_nvram = NULL, 2428 .fw_dump = qla81xx_fw_dump, 2429 .beacon_on = qla24xx_beacon_on, 2430 .beacon_off = qla24xx_beacon_off, 2431 .beacon_blink = qla83xx_beacon_blink, 2432 .read_optrom = qla25xx_read_optrom_data, 2433 .write_optrom = qla24xx_write_optrom_data, 2434 .get_flash_version = qla24xx_get_flash_version, 2435 .start_scsi = qla24xx_dif_start_scsi, 2436 .start_scsi_mq = qla2xxx_dif_start_scsi_mq, 2437 .abort_isp = qla2x00_abort_isp, 2438 .iospace_config = qla2x00_iospace_config, 2439 .initialize_adapter = qla2x00_initialize_adapter, 2440 }; 2441 2442 static struct isp_operations qla82xx_isp_ops = { 2443 .pci_config = qla82xx_pci_config, 2444 .reset_chip = qla82xx_reset_chip, 2445 .chip_diag = qla24xx_chip_diag, 2446 .config_rings = qla82xx_config_rings, 2447 .reset_adapter = qla24xx_reset_adapter, 2448 .nvram_config = qla81xx_nvram_config, 2449 .update_fw_options = qla24xx_update_fw_options, 2450 .load_risc = qla82xx_load_risc, 2451 .pci_info_str = qla24xx_pci_info_str, 2452 .fw_version_str = qla24xx_fw_version_str, 2453 .intr_handler = qla82xx_intr_handler, 2454 .enable_intrs = qla82xx_enable_intrs, 2455 .disable_intrs = qla82xx_disable_intrs, 2456 .abort_command = qla24xx_abort_command, 2457 .target_reset = qla24xx_abort_target, 2458 .lun_reset = qla24xx_lun_reset, 2459 .fabric_login = qla24xx_login_fabric, 2460 .fabric_logout = qla24xx_fabric_logout, 2461 .calc_req_entries = NULL, 2462 .build_iocbs = NULL, 2463 .prep_ms_iocb = qla24xx_prep_ms_iocb, 2464 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, 2465 .read_nvram = qla24xx_read_nvram_data, 2466 .write_nvram = qla24xx_write_nvram_data, 2467 .fw_dump = qla82xx_fw_dump, 2468 .beacon_on = qla82xx_beacon_on, 2469 .beacon_off = qla82xx_beacon_off, 2470 .beacon_blink = NULL, 2471 .read_optrom = qla82xx_read_optrom_data, 2472 .write_optrom = qla82xx_write_optrom_data, 2473 .get_flash_version = qla82xx_get_flash_version, 2474 .start_scsi = qla82xx_start_scsi, 2475 .start_scsi_mq = NULL, 2476 .abort_isp = qla82xx_abort_isp, 2477 .iospace_config = qla82xx_iospace_config, 2478 .initialize_adapter = qla2x00_initialize_adapter, 2479 }; 2480 2481 static struct isp_operations qla8044_isp_ops = { 2482 .pci_config = qla82xx_pci_config, 2483 .reset_chip = qla82xx_reset_chip, 2484 .chip_diag = qla24xx_chip_diag, 2485 .config_rings = qla82xx_config_rings, 2486 .reset_adapter = qla24xx_reset_adapter, 2487 .nvram_config = qla81xx_nvram_config, 2488 .update_fw_options = qla24xx_update_fw_options, 2489 .load_risc = qla82xx_load_risc, 2490 .pci_info_str = qla24xx_pci_info_str, 2491 .fw_version_str = qla24xx_fw_version_str, 2492 .intr_handler = qla8044_intr_handler, 2493 .enable_intrs = qla82xx_enable_intrs, 2494 .disable_intrs = qla82xx_disable_intrs, 2495 .abort_command = qla24xx_abort_command, 2496 .target_reset = qla24xx_abort_target, 2497 .lun_reset = qla24xx_lun_reset, 2498 .fabric_login = qla24xx_login_fabric, 2499 .fabric_logout = qla24xx_fabric_logout, 2500 .calc_req_entries = NULL, 2501 .build_iocbs = NULL, 2502 .prep_ms_iocb = qla24xx_prep_ms_iocb, 2503 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, 2504 .read_nvram = NULL, 2505 .write_nvram = NULL, 2506 .fw_dump = qla8044_fw_dump, 2507 .beacon_on = qla82xx_beacon_on, 2508 .beacon_off = qla82xx_beacon_off, 2509 .beacon_blink = NULL, 2510 .read_optrom = qla8044_read_optrom_data, 2511 .write_optrom = qla8044_write_optrom_data, 2512 .get_flash_version = qla82xx_get_flash_version, 2513 .start_scsi = qla82xx_start_scsi, 2514 .start_scsi_mq = NULL, 2515 .abort_isp = qla8044_abort_isp, 2516 .iospace_config = qla82xx_iospace_config, 2517 .initialize_adapter = qla2x00_initialize_adapter, 2518 }; 2519 2520 static struct isp_operations qla83xx_isp_ops = { 2521 .pci_config = qla25xx_pci_config, 2522 .reset_chip = qla24xx_reset_chip, 2523 .chip_diag = qla24xx_chip_diag, 2524 .config_rings = qla24xx_config_rings, 2525 .reset_adapter = qla24xx_reset_adapter, 2526 .nvram_config = qla81xx_nvram_config, 2527 .update_fw_options = qla24xx_update_fw_options, 2528 .load_risc = qla81xx_load_risc, 2529 .pci_info_str = qla24xx_pci_info_str, 2530 .fw_version_str = qla24xx_fw_version_str, 2531 .intr_handler = qla24xx_intr_handler, 2532 .enable_intrs = qla24xx_enable_intrs, 2533 .disable_intrs = qla24xx_disable_intrs, 2534 .abort_command = qla24xx_abort_command, 2535 .target_reset = qla24xx_abort_target, 2536 .lun_reset = qla24xx_lun_reset, 2537 .fabric_login = qla24xx_login_fabric, 2538 .fabric_logout = qla24xx_fabric_logout, 2539 .calc_req_entries = NULL, 2540 .build_iocbs = NULL, 2541 .prep_ms_iocb = qla24xx_prep_ms_iocb, 2542 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, 2543 .read_nvram = NULL, 2544 .write_nvram = NULL, 2545 .fw_dump = qla83xx_fw_dump, 2546 .beacon_on = qla24xx_beacon_on, 2547 .beacon_off = qla24xx_beacon_off, 2548 .beacon_blink = qla83xx_beacon_blink, 2549 .read_optrom = qla25xx_read_optrom_data, 2550 .write_optrom = qla24xx_write_optrom_data, 2551 .get_flash_version = qla24xx_get_flash_version, 2552 .start_scsi = qla24xx_dif_start_scsi, 2553 .start_scsi_mq = qla2xxx_dif_start_scsi_mq, 2554 .abort_isp = qla2x00_abort_isp, 2555 .iospace_config = qla83xx_iospace_config, 2556 .initialize_adapter = qla2x00_initialize_adapter, 2557 }; 2558 2559 static struct isp_operations qlafx00_isp_ops = { 2560 .pci_config = qlafx00_pci_config, 2561 .reset_chip = qlafx00_soft_reset, 2562 .chip_diag = qlafx00_chip_diag, 2563 .config_rings = qlafx00_config_rings, 2564 .reset_adapter = qlafx00_soft_reset, 2565 .nvram_config = NULL, 2566 .update_fw_options = NULL, 2567 .load_risc = NULL, 2568 .pci_info_str = qlafx00_pci_info_str, 2569 .fw_version_str = qlafx00_fw_version_str, 2570 .intr_handler = qlafx00_intr_handler, 2571 .enable_intrs = qlafx00_enable_intrs, 2572 .disable_intrs = qlafx00_disable_intrs, 2573 .abort_command = qla24xx_async_abort_command, 2574 .target_reset = qlafx00_abort_target, 2575 .lun_reset = qlafx00_lun_reset, 2576 .fabric_login = NULL, 2577 .fabric_logout = NULL, 2578 .calc_req_entries = NULL, 2579 .build_iocbs = NULL, 2580 .prep_ms_iocb = qla24xx_prep_ms_iocb, 2581 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, 2582 .read_nvram = qla24xx_read_nvram_data, 2583 .write_nvram = qla24xx_write_nvram_data, 2584 .fw_dump = NULL, 2585 .beacon_on = qla24xx_beacon_on, 2586 .beacon_off = qla24xx_beacon_off, 2587 .beacon_blink = NULL, 2588 .read_optrom = qla24xx_read_optrom_data, 2589 .write_optrom = qla24xx_write_optrom_data, 2590 .get_flash_version = qla24xx_get_flash_version, 2591 .start_scsi = qlafx00_start_scsi, 2592 .start_scsi_mq = NULL, 2593 .abort_isp = qlafx00_abort_isp, 2594 .iospace_config = qlafx00_iospace_config, 2595 .initialize_adapter = qlafx00_initialize_adapter, 2596 }; 2597 2598 static struct isp_operations qla27xx_isp_ops = { 2599 .pci_config = qla25xx_pci_config, 2600 .reset_chip = qla24xx_reset_chip, 2601 .chip_diag = qla24xx_chip_diag, 2602 .config_rings = qla24xx_config_rings, 2603 .reset_adapter = qla24xx_reset_adapter, 2604 .nvram_config = qla81xx_nvram_config, 2605 .update_fw_options = qla24xx_update_fw_options, 2606 .load_risc = qla81xx_load_risc, 2607 .pci_info_str = qla24xx_pci_info_str, 2608 .fw_version_str = qla24xx_fw_version_str, 2609 .intr_handler = qla24xx_intr_handler, 2610 .enable_intrs = qla24xx_enable_intrs, 2611 .disable_intrs = qla24xx_disable_intrs, 2612 .abort_command = qla24xx_abort_command, 2613 .target_reset = qla24xx_abort_target, 2614 .lun_reset = qla24xx_lun_reset, 2615 .fabric_login = qla24xx_login_fabric, 2616 .fabric_logout = qla24xx_fabric_logout, 2617 .calc_req_entries = NULL, 2618 .build_iocbs = NULL, 2619 .prep_ms_iocb = qla24xx_prep_ms_iocb, 2620 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, 2621 .read_nvram = NULL, 2622 .write_nvram = NULL, 2623 .fw_dump = qla27xx_fwdump, 2624 .mpi_fw_dump = qla27xx_mpi_fwdump, 2625 .beacon_on = qla24xx_beacon_on, 2626 .beacon_off = qla24xx_beacon_off, 2627 .beacon_blink = qla83xx_beacon_blink, 2628 .read_optrom = qla25xx_read_optrom_data, 2629 .write_optrom = qla24xx_write_optrom_data, 2630 .get_flash_version = qla24xx_get_flash_version, 2631 .start_scsi = qla24xx_dif_start_scsi, 2632 .start_scsi_mq = qla2xxx_dif_start_scsi_mq, 2633 .abort_isp = qla2x00_abort_isp, 2634 .iospace_config = qla83xx_iospace_config, 2635 .initialize_adapter = qla2x00_initialize_adapter, 2636 }; 2637 2638 static inline void 2639 qla2x00_set_isp_flags(struct qla_hw_data *ha) 2640 { 2641 ha->device_type = DT_EXTENDED_IDS; 2642 switch (ha->pdev->device) { 2643 case PCI_DEVICE_ID_QLOGIC_ISP2100: 2644 ha->isp_type |= DT_ISP2100; 2645 ha->device_type &= ~DT_EXTENDED_IDS; 2646 ha->fw_srisc_address = RISC_START_ADDRESS_2100; 2647 break; 2648 case PCI_DEVICE_ID_QLOGIC_ISP2200: 2649 ha->isp_type |= DT_ISP2200; 2650 ha->device_type &= ~DT_EXTENDED_IDS; 2651 ha->fw_srisc_address = RISC_START_ADDRESS_2100; 2652 break; 2653 case PCI_DEVICE_ID_QLOGIC_ISP2300: 2654 ha->isp_type |= DT_ISP2300; 2655 ha->device_type |= DT_ZIO_SUPPORTED; 2656 ha->fw_srisc_address = RISC_START_ADDRESS_2300; 2657 break; 2658 case PCI_DEVICE_ID_QLOGIC_ISP2312: 2659 ha->isp_type |= DT_ISP2312; 2660 ha->device_type |= DT_ZIO_SUPPORTED; 2661 ha->fw_srisc_address = RISC_START_ADDRESS_2300; 2662 break; 2663 case PCI_DEVICE_ID_QLOGIC_ISP2322: 2664 ha->isp_type |= DT_ISP2322; 2665 ha->device_type |= DT_ZIO_SUPPORTED; 2666 if (ha->pdev->subsystem_vendor == 0x1028 && 2667 ha->pdev->subsystem_device == 0x0170) 2668 ha->device_type |= DT_OEM_001; 2669 ha->fw_srisc_address = RISC_START_ADDRESS_2300; 2670 break; 2671 case PCI_DEVICE_ID_QLOGIC_ISP6312: 2672 ha->isp_type |= DT_ISP6312; 2673 ha->fw_srisc_address = RISC_START_ADDRESS_2300; 2674 break; 2675 case PCI_DEVICE_ID_QLOGIC_ISP6322: 2676 ha->isp_type |= DT_ISP6322; 2677 ha->fw_srisc_address = RISC_START_ADDRESS_2300; 2678 break; 2679 case PCI_DEVICE_ID_QLOGIC_ISP2422: 2680 ha->isp_type |= DT_ISP2422; 2681 ha->device_type |= DT_ZIO_SUPPORTED; 2682 ha->device_type |= DT_FWI2; 2683 ha->device_type |= DT_IIDMA; 2684 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2685 break; 2686 case PCI_DEVICE_ID_QLOGIC_ISP2432: 2687 ha->isp_type |= DT_ISP2432; 2688 ha->device_type |= DT_ZIO_SUPPORTED; 2689 ha->device_type |= DT_FWI2; 2690 ha->device_type |= DT_IIDMA; 2691 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2692 break; 2693 case PCI_DEVICE_ID_QLOGIC_ISP8432: 2694 ha->isp_type |= DT_ISP8432; 2695 ha->device_type |= DT_ZIO_SUPPORTED; 2696 ha->device_type |= DT_FWI2; 2697 ha->device_type |= DT_IIDMA; 2698 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2699 break; 2700 case PCI_DEVICE_ID_QLOGIC_ISP5422: 2701 ha->isp_type |= DT_ISP5422; 2702 ha->device_type |= DT_FWI2; 2703 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2704 break; 2705 case PCI_DEVICE_ID_QLOGIC_ISP5432: 2706 ha->isp_type |= DT_ISP5432; 2707 ha->device_type |= DT_FWI2; 2708 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2709 break; 2710 case PCI_DEVICE_ID_QLOGIC_ISP2532: 2711 ha->isp_type |= DT_ISP2532; 2712 ha->device_type |= DT_ZIO_SUPPORTED; 2713 ha->device_type |= DT_FWI2; 2714 ha->device_type |= DT_IIDMA; 2715 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2716 break; 2717 case PCI_DEVICE_ID_QLOGIC_ISP8001: 2718 ha->isp_type |= DT_ISP8001; 2719 ha->device_type |= DT_ZIO_SUPPORTED; 2720 ha->device_type |= DT_FWI2; 2721 ha->device_type |= DT_IIDMA; 2722 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2723 break; 2724 case PCI_DEVICE_ID_QLOGIC_ISP8021: 2725 ha->isp_type |= DT_ISP8021; 2726 ha->device_type |= DT_ZIO_SUPPORTED; 2727 ha->device_type |= DT_FWI2; 2728 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2729 /* Initialize 82XX ISP flags */ 2730 qla82xx_init_flags(ha); 2731 break; 2732 case PCI_DEVICE_ID_QLOGIC_ISP8044: 2733 ha->isp_type |= DT_ISP8044; 2734 ha->device_type |= DT_ZIO_SUPPORTED; 2735 ha->device_type |= DT_FWI2; 2736 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2737 /* Initialize 82XX ISP flags */ 2738 qla82xx_init_flags(ha); 2739 break; 2740 case PCI_DEVICE_ID_QLOGIC_ISP2031: 2741 ha->isp_type |= DT_ISP2031; 2742 ha->device_type |= DT_ZIO_SUPPORTED; 2743 ha->device_type |= DT_FWI2; 2744 ha->device_type |= DT_IIDMA; 2745 ha->device_type |= DT_T10_PI; 2746 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2747 break; 2748 case PCI_DEVICE_ID_QLOGIC_ISP8031: 2749 ha->isp_type |= DT_ISP8031; 2750 ha->device_type |= DT_ZIO_SUPPORTED; 2751 ha->device_type |= DT_FWI2; 2752 ha->device_type |= DT_IIDMA; 2753 ha->device_type |= DT_T10_PI; 2754 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2755 break; 2756 case PCI_DEVICE_ID_QLOGIC_ISPF001: 2757 ha->isp_type |= DT_ISPFX00; 2758 break; 2759 case PCI_DEVICE_ID_QLOGIC_ISP2071: 2760 ha->isp_type |= DT_ISP2071; 2761 ha->device_type |= DT_ZIO_SUPPORTED; 2762 ha->device_type |= DT_FWI2; 2763 ha->device_type |= DT_IIDMA; 2764 ha->device_type |= DT_T10_PI; 2765 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2766 break; 2767 case PCI_DEVICE_ID_QLOGIC_ISP2271: 2768 ha->isp_type |= DT_ISP2271; 2769 ha->device_type |= DT_ZIO_SUPPORTED; 2770 ha->device_type |= DT_FWI2; 2771 ha->device_type |= DT_IIDMA; 2772 ha->device_type |= DT_T10_PI; 2773 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2774 break; 2775 case PCI_DEVICE_ID_QLOGIC_ISP2261: 2776 ha->isp_type |= DT_ISP2261; 2777 ha->device_type |= DT_ZIO_SUPPORTED; 2778 ha->device_type |= DT_FWI2; 2779 ha->device_type |= DT_IIDMA; 2780 ha->device_type |= DT_T10_PI; 2781 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2782 break; 2783 case PCI_DEVICE_ID_QLOGIC_ISP2081: 2784 case PCI_DEVICE_ID_QLOGIC_ISP2089: 2785 ha->isp_type |= DT_ISP2081; 2786 ha->device_type |= DT_ZIO_SUPPORTED; 2787 ha->device_type |= DT_FWI2; 2788 ha->device_type |= DT_IIDMA; 2789 ha->device_type |= DT_T10_PI; 2790 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2791 break; 2792 case PCI_DEVICE_ID_QLOGIC_ISP2281: 2793 case PCI_DEVICE_ID_QLOGIC_ISP2289: 2794 ha->isp_type |= DT_ISP2281; 2795 ha->device_type |= DT_ZIO_SUPPORTED; 2796 ha->device_type |= DT_FWI2; 2797 ha->device_type |= DT_IIDMA; 2798 ha->device_type |= DT_T10_PI; 2799 ha->fw_srisc_address = RISC_START_ADDRESS_2400; 2800 break; 2801 } 2802 2803 if (IS_QLA82XX(ha)) 2804 ha->port_no = ha->portnum & 1; 2805 else { 2806 /* Get adapter physical port no from interrupt pin register. */ 2807 pci_read_config_byte(ha->pdev, PCI_INTERRUPT_PIN, &ha->port_no); 2808 if (IS_QLA25XX(ha) || IS_QLA2031(ha) || 2809 IS_QLA27XX(ha) || IS_QLA28XX(ha)) 2810 ha->port_no--; 2811 else 2812 ha->port_no = !(ha->port_no & 1); 2813 } 2814 2815 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x000b, 2816 "device_type=0x%x port=%d fw_srisc_address=0x%x.\n", 2817 ha->device_type, ha->port_no, ha->fw_srisc_address); 2818 } 2819 2820 static void 2821 qla2xxx_scan_start(struct Scsi_Host *shost) 2822 { 2823 scsi_qla_host_t *vha = shost_priv(shost); 2824 2825 if (vha->hw->flags.running_gold_fw) 2826 return; 2827 2828 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); 2829 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); 2830 set_bit(RSCN_UPDATE, &vha->dpc_flags); 2831 set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags); 2832 } 2833 2834 static int 2835 qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time) 2836 { 2837 scsi_qla_host_t *vha = shost_priv(shost); 2838 2839 if (test_bit(UNLOADING, &vha->dpc_flags)) 2840 return 1; 2841 if (!vha->host) 2842 return 1; 2843 if (time > vha->hw->loop_reset_delay * HZ) 2844 return 1; 2845 2846 return atomic_read(&vha->loop_state) == LOOP_READY; 2847 } 2848 2849 static void qla_heartbeat_work_fn(struct work_struct *work) 2850 { 2851 struct qla_hw_data *ha = container_of(work, 2852 struct qla_hw_data, heartbeat_work); 2853 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 2854 2855 if (!ha->flags.mbox_busy && base_vha->flags.init_done) 2856 qla_no_op_mb(base_vha); 2857 } 2858 2859 static void qla2x00_iocb_work_fn(struct work_struct *work) 2860 { 2861 struct scsi_qla_host *vha = container_of(work, 2862 struct scsi_qla_host, iocb_work); 2863 struct qla_hw_data *ha = vha->hw; 2864 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 2865 int i = 2; 2866 unsigned long flags; 2867 2868 if (test_bit(UNLOADING, &base_vha->dpc_flags)) 2869 return; 2870 2871 while (!list_empty(&vha->work_list) && i > 0) { 2872 qla2x00_do_work(vha); 2873 i--; 2874 } 2875 2876 spin_lock_irqsave(&vha->work_lock, flags); 2877 clear_bit(IOCB_WORK_ACTIVE, &vha->dpc_flags); 2878 spin_unlock_irqrestore(&vha->work_lock, flags); 2879 } 2880 2881 static void 2882 qla_trace_init(void) 2883 { 2884 qla_trc_array = trace_array_get_by_name("qla2xxx", NULL); 2885 if (!qla_trc_array) { 2886 ql_log(ql_log_fatal, NULL, 0x0001, 2887 "Unable to create qla2xxx trace instance, instance logging will be disabled.\n"); 2888 return; 2889 } 2890 2891 QLA_TRACE_ENABLE(qla_trc_array); 2892 } 2893 2894 static void 2895 qla_trace_uninit(void) 2896 { 2897 if (!qla_trc_array) 2898 return; 2899 trace_array_put(qla_trc_array); 2900 } 2901 2902 /* 2903 * PCI driver interface 2904 */ 2905 static int 2906 qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) 2907 { 2908 int ret = -ENODEV; 2909 struct Scsi_Host *host; 2910 scsi_qla_host_t *base_vha = NULL; 2911 struct qla_hw_data *ha; 2912 char pci_info[30]; 2913 char fw_str[30], wq_name[30]; 2914 struct scsi_host_template *sht; 2915 int bars, mem_only = 0; 2916 uint16_t req_length = 0, rsp_length = 0; 2917 struct req_que *req = NULL; 2918 struct rsp_que *rsp = NULL; 2919 int i; 2920 2921 bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO); 2922 sht = &qla2xxx_driver_template; 2923 if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 || 2924 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 || 2925 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 || 2926 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 || 2927 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 || 2928 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 || 2929 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001 || 2930 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8021 || 2931 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2031 || 2932 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8031 || 2933 pdev->device == PCI_DEVICE_ID_QLOGIC_ISPF001 || 2934 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8044 || 2935 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2071 || 2936 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2271 || 2937 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2261 || 2938 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2081 || 2939 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2281 || 2940 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2089 || 2941 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2289) { 2942 bars = pci_select_bars(pdev, IORESOURCE_MEM); 2943 mem_only = 1; 2944 ql_dbg_pci(ql_dbg_init, pdev, 0x0007, 2945 "Mem only adapter.\n"); 2946 } 2947 ql_dbg_pci(ql_dbg_init, pdev, 0x0008, 2948 "Bars=%d.\n", bars); 2949 2950 if (mem_only) { 2951 if (pci_enable_device_mem(pdev)) 2952 return ret; 2953 } else { 2954 if (pci_enable_device(pdev)) 2955 return ret; 2956 } 2957 2958 if (is_kdump_kernel()) { 2959 ql2xmqsupport = 0; 2960 ql2xallocfwdump = 0; 2961 } 2962 2963 ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL); 2964 if (!ha) { 2965 ql_log_pci(ql_log_fatal, pdev, 0x0009, 2966 "Unable to allocate memory for ha.\n"); 2967 goto disable_device; 2968 } 2969 ql_dbg_pci(ql_dbg_init, pdev, 0x000a, 2970 "Memory allocated for ha=%p.\n", ha); 2971 ha->pdev = pdev; 2972 INIT_LIST_HEAD(&ha->tgt.q_full_list); 2973 spin_lock_init(&ha->tgt.q_full_lock); 2974 spin_lock_init(&ha->tgt.sess_lock); 2975 spin_lock_init(&ha->tgt.atio_lock); 2976 2977 spin_lock_init(&ha->sadb_lock); 2978 INIT_LIST_HEAD(&ha->sadb_tx_index_list); 2979 INIT_LIST_HEAD(&ha->sadb_rx_index_list); 2980 2981 spin_lock_init(&ha->sadb_fp_lock); 2982 2983 if (qla_edif_sadb_build_free_pool(ha)) { 2984 kfree(ha); 2985 goto disable_device; 2986 } 2987 2988 atomic_set(&ha->nvme_active_aen_cnt, 0); 2989 2990 /* Clear our data area */ 2991 ha->bars = bars; 2992 ha->mem_only = mem_only; 2993 spin_lock_init(&ha->hardware_lock); 2994 spin_lock_init(&ha->vport_slock); 2995 mutex_init(&ha->selflogin_lock); 2996 mutex_init(&ha->optrom_mutex); 2997 2998 /* Set ISP-type information. */ 2999 qla2x00_set_isp_flags(ha); 3000 3001 /* Set EEH reset type to fundamental if required by hba */ 3002 if (IS_QLA24XX(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha) || 3003 IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) 3004 pdev->needs_freset = 1; 3005 3006 ha->prev_topology = 0; 3007 ha->init_cb_size = sizeof(init_cb_t); 3008 ha->link_data_rate = PORT_SPEED_UNKNOWN; 3009 ha->optrom_size = OPTROM_SIZE_2300; 3010 ha->max_exchg = FW_MAX_EXCHANGES_CNT; 3011 atomic_set(&ha->num_pend_mbx_stage1, 0); 3012 atomic_set(&ha->num_pend_mbx_stage2, 0); 3013 atomic_set(&ha->zio_threshold, DEFAULT_ZIO_THRESHOLD); 3014 ha->last_zio_threshold = DEFAULT_ZIO_THRESHOLD; 3015 INIT_LIST_HEAD(&ha->tmf_pending); 3016 INIT_LIST_HEAD(&ha->tmf_active); 3017 3018 /* Assign ISP specific operations. */ 3019 if (IS_QLA2100(ha)) { 3020 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100; 3021 ha->mbx_count = MAILBOX_REGISTER_COUNT_2100; 3022 req_length = REQUEST_ENTRY_CNT_2100; 3023 rsp_length = RESPONSE_ENTRY_CNT_2100; 3024 ha->max_loop_id = SNS_LAST_LOOP_ID_2100; 3025 ha->gid_list_info_size = 4; 3026 ha->flash_conf_off = ~0; 3027 ha->flash_data_off = ~0; 3028 ha->nvram_conf_off = ~0; 3029 ha->nvram_data_off = ~0; 3030 ha->isp_ops = &qla2100_isp_ops; 3031 } else if (IS_QLA2200(ha)) { 3032 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100; 3033 ha->mbx_count = MAILBOX_REGISTER_COUNT_2200; 3034 req_length = REQUEST_ENTRY_CNT_2200; 3035 rsp_length = RESPONSE_ENTRY_CNT_2100; 3036 ha->max_loop_id = SNS_LAST_LOOP_ID_2100; 3037 ha->gid_list_info_size = 4; 3038 ha->flash_conf_off = ~0; 3039 ha->flash_data_off = ~0; 3040 ha->nvram_conf_off = ~0; 3041 ha->nvram_data_off = ~0; 3042 ha->isp_ops = &qla2100_isp_ops; 3043 } else if (IS_QLA23XX(ha)) { 3044 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100; 3045 ha->mbx_count = MAILBOX_REGISTER_COUNT; 3046 req_length = REQUEST_ENTRY_CNT_2200; 3047 rsp_length = RESPONSE_ENTRY_CNT_2300; 3048 ha->max_loop_id = SNS_LAST_LOOP_ID_2300; 3049 ha->gid_list_info_size = 6; 3050 if (IS_QLA2322(ha) || IS_QLA6322(ha)) 3051 ha->optrom_size = OPTROM_SIZE_2322; 3052 ha->flash_conf_off = ~0; 3053 ha->flash_data_off = ~0; 3054 ha->nvram_conf_off = ~0; 3055 ha->nvram_data_off = ~0; 3056 ha->isp_ops = &qla2300_isp_ops; 3057 } else if (IS_QLA24XX_TYPE(ha)) { 3058 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; 3059 ha->mbx_count = MAILBOX_REGISTER_COUNT; 3060 req_length = REQUEST_ENTRY_CNT_24XX; 3061 rsp_length = RESPONSE_ENTRY_CNT_2300; 3062 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; 3063 ha->max_loop_id = SNS_LAST_LOOP_ID_2300; 3064 ha->init_cb_size = sizeof(struct mid_init_cb_24xx); 3065 ha->gid_list_info_size = 8; 3066 ha->optrom_size = OPTROM_SIZE_24XX; 3067 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX; 3068 ha->isp_ops = &qla24xx_isp_ops; 3069 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; 3070 ha->flash_data_off = FARX_ACCESS_FLASH_DATA; 3071 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; 3072 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; 3073 } else if (IS_QLA25XX(ha)) { 3074 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; 3075 ha->mbx_count = MAILBOX_REGISTER_COUNT; 3076 req_length = REQUEST_ENTRY_CNT_24XX; 3077 rsp_length = RESPONSE_ENTRY_CNT_2300; 3078 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; 3079 ha->max_loop_id = SNS_LAST_LOOP_ID_2300; 3080 ha->init_cb_size = sizeof(struct mid_init_cb_24xx); 3081 ha->gid_list_info_size = 8; 3082 ha->optrom_size = OPTROM_SIZE_25XX; 3083 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; 3084 ha->isp_ops = &qla25xx_isp_ops; 3085 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; 3086 ha->flash_data_off = FARX_ACCESS_FLASH_DATA; 3087 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; 3088 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; 3089 } else if (IS_QLA81XX(ha)) { 3090 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; 3091 ha->mbx_count = MAILBOX_REGISTER_COUNT; 3092 req_length = REQUEST_ENTRY_CNT_24XX; 3093 rsp_length = RESPONSE_ENTRY_CNT_2300; 3094 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; 3095 ha->max_loop_id = SNS_LAST_LOOP_ID_2300; 3096 ha->init_cb_size = sizeof(struct mid_init_cb_81xx); 3097 ha->gid_list_info_size = 8; 3098 ha->optrom_size = OPTROM_SIZE_81XX; 3099 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; 3100 ha->isp_ops = &qla81xx_isp_ops; 3101 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX; 3102 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX; 3103 ha->nvram_conf_off = ~0; 3104 ha->nvram_data_off = ~0; 3105 } else if (IS_QLA82XX(ha)) { 3106 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; 3107 ha->mbx_count = MAILBOX_REGISTER_COUNT; 3108 req_length = REQUEST_ENTRY_CNT_82XX; 3109 rsp_length = RESPONSE_ENTRY_CNT_82XX; 3110 ha->max_loop_id = SNS_LAST_LOOP_ID_2300; 3111 ha->init_cb_size = sizeof(struct mid_init_cb_81xx); 3112 ha->gid_list_info_size = 8; 3113 ha->optrom_size = OPTROM_SIZE_82XX; 3114 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; 3115 ha->isp_ops = &qla82xx_isp_ops; 3116 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; 3117 ha->flash_data_off = FARX_ACCESS_FLASH_DATA; 3118 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; 3119 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; 3120 } else if (IS_QLA8044(ha)) { 3121 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; 3122 ha->mbx_count = MAILBOX_REGISTER_COUNT; 3123 req_length = REQUEST_ENTRY_CNT_82XX; 3124 rsp_length = RESPONSE_ENTRY_CNT_82XX; 3125 ha->max_loop_id = SNS_LAST_LOOP_ID_2300; 3126 ha->init_cb_size = sizeof(struct mid_init_cb_81xx); 3127 ha->gid_list_info_size = 8; 3128 ha->optrom_size = OPTROM_SIZE_83XX; 3129 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; 3130 ha->isp_ops = &qla8044_isp_ops; 3131 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; 3132 ha->flash_data_off = FARX_ACCESS_FLASH_DATA; 3133 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; 3134 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; 3135 } else if (IS_QLA83XX(ha)) { 3136 ha->portnum = PCI_FUNC(ha->pdev->devfn); 3137 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; 3138 ha->mbx_count = MAILBOX_REGISTER_COUNT; 3139 req_length = REQUEST_ENTRY_CNT_83XX; 3140 rsp_length = RESPONSE_ENTRY_CNT_83XX; 3141 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; 3142 ha->max_loop_id = SNS_LAST_LOOP_ID_2300; 3143 ha->init_cb_size = sizeof(struct mid_init_cb_81xx); 3144 ha->gid_list_info_size = 8; 3145 ha->optrom_size = OPTROM_SIZE_83XX; 3146 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; 3147 ha->isp_ops = &qla83xx_isp_ops; 3148 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX; 3149 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX; 3150 ha->nvram_conf_off = ~0; 3151 ha->nvram_data_off = ~0; 3152 } else if (IS_QLAFX00(ha)) { 3153 ha->max_fibre_devices = MAX_FIBRE_DEVICES_FX00; 3154 ha->mbx_count = MAILBOX_REGISTER_COUNT_FX00; 3155 ha->aen_mbx_count = AEN_MAILBOX_REGISTER_COUNT_FX00; 3156 req_length = REQUEST_ENTRY_CNT_FX00; 3157 rsp_length = RESPONSE_ENTRY_CNT_FX00; 3158 ha->isp_ops = &qlafx00_isp_ops; 3159 ha->port_down_retry_count = 30; /* default value */ 3160 ha->mr.fw_hbt_cnt = QLAFX00_HEARTBEAT_INTERVAL; 3161 ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL; 3162 ha->mr.fw_critemp_timer_tick = QLAFX00_CRITEMP_INTERVAL; 3163 ha->mr.fw_hbt_en = 1; 3164 ha->mr.host_info_resend = false; 3165 ha->mr.hinfo_resend_timer_tick = QLAFX00_HINFO_RESEND_INTERVAL; 3166 } else if (IS_QLA27XX(ha)) { 3167 ha->portnum = PCI_FUNC(ha->pdev->devfn); 3168 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; 3169 ha->mbx_count = MAILBOX_REGISTER_COUNT; 3170 req_length = REQUEST_ENTRY_CNT_83XX; 3171 rsp_length = RESPONSE_ENTRY_CNT_83XX; 3172 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; 3173 ha->max_loop_id = SNS_LAST_LOOP_ID_2300; 3174 ha->init_cb_size = sizeof(struct mid_init_cb_81xx); 3175 ha->gid_list_info_size = 8; 3176 ha->optrom_size = OPTROM_SIZE_83XX; 3177 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; 3178 ha->isp_ops = &qla27xx_isp_ops; 3179 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX; 3180 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX; 3181 ha->nvram_conf_off = ~0; 3182 ha->nvram_data_off = ~0; 3183 } else if (IS_QLA28XX(ha)) { 3184 ha->portnum = PCI_FUNC(ha->pdev->devfn); 3185 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; 3186 ha->mbx_count = MAILBOX_REGISTER_COUNT; 3187 req_length = REQUEST_ENTRY_CNT_83XX; 3188 rsp_length = RESPONSE_ENTRY_CNT_83XX; 3189 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; 3190 ha->max_loop_id = SNS_LAST_LOOP_ID_2300; 3191 ha->init_cb_size = sizeof(struct mid_init_cb_81xx); 3192 ha->gid_list_info_size = 8; 3193 ha->optrom_size = OPTROM_SIZE_28XX; 3194 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; 3195 ha->isp_ops = &qla27xx_isp_ops; 3196 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_28XX; 3197 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_28XX; 3198 ha->nvram_conf_off = ~0; 3199 ha->nvram_data_off = ~0; 3200 } 3201 3202 ql_dbg_pci(ql_dbg_init, pdev, 0x001e, 3203 "mbx_count=%d, req_length=%d, " 3204 "rsp_length=%d, max_loop_id=%d, init_cb_size=%d, " 3205 "gid_list_info_size=%d, optrom_size=%d, nvram_npiv_size=%d, " 3206 "max_fibre_devices=%d.\n", 3207 ha->mbx_count, req_length, rsp_length, ha->max_loop_id, 3208 ha->init_cb_size, ha->gid_list_info_size, ha->optrom_size, 3209 ha->nvram_npiv_size, ha->max_fibre_devices); 3210 ql_dbg_pci(ql_dbg_init, pdev, 0x001f, 3211 "isp_ops=%p, flash_conf_off=%d, " 3212 "flash_data_off=%d, nvram_conf_off=%d, nvram_data_off=%d.\n", 3213 ha->isp_ops, ha->flash_conf_off, ha->flash_data_off, 3214 ha->nvram_conf_off, ha->nvram_data_off); 3215 3216 /* Configure PCI I/O space */ 3217 ret = ha->isp_ops->iospace_config(ha); 3218 if (ret) 3219 goto iospace_config_failed; 3220 3221 ql_log_pci(ql_log_info, pdev, 0x001d, 3222 "Found an ISP%04X irq %d iobase 0x%p.\n", 3223 pdev->device, pdev->irq, ha->iobase); 3224 mutex_init(&ha->vport_lock); 3225 mutex_init(&ha->mq_lock); 3226 init_completion(&ha->mbx_cmd_comp); 3227 complete(&ha->mbx_cmd_comp); 3228 init_completion(&ha->mbx_intr_comp); 3229 init_completion(&ha->dcbx_comp); 3230 init_completion(&ha->lb_portup_comp); 3231 3232 set_bit(0, (unsigned long *) ha->vp_idx_map); 3233 3234 qla2x00_config_dma_addressing(ha); 3235 ql_dbg_pci(ql_dbg_init, pdev, 0x0020, 3236 "64 Bit addressing is %s.\n", 3237 ha->flags.enable_64bit_addressing ? "enable" : 3238 "disable"); 3239 ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp); 3240 if (ret) { 3241 ql_log_pci(ql_log_fatal, pdev, 0x0031, 3242 "Failed to allocate memory for adapter, aborting.\n"); 3243 3244 goto probe_hw_failed; 3245 } 3246 3247 req->max_q_depth = MAX_Q_DEPTH; 3248 if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU) 3249 req->max_q_depth = ql2xmaxqdepth; 3250 3251 3252 base_vha = qla2x00_create_host(sht, ha); 3253 if (!base_vha) { 3254 ret = -ENOMEM; 3255 goto probe_hw_failed; 3256 } 3257 3258 pci_set_drvdata(pdev, base_vha); 3259 set_bit(PFLG_DRIVER_PROBING, &base_vha->pci_flags); 3260 3261 host = base_vha->host; 3262 base_vha->req = req; 3263 if (IS_QLA2XXX_MIDTYPE(ha)) 3264 base_vha->mgmt_svr_loop_id = 3265 qla2x00_reserve_mgmt_server_loop_id(base_vha); 3266 else 3267 base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER + 3268 base_vha->vp_idx; 3269 3270 /* Setup fcport template structure. */ 3271 ha->mr.fcport.vha = base_vha; 3272 ha->mr.fcport.port_type = FCT_UNKNOWN; 3273 ha->mr.fcport.loop_id = FC_NO_LOOP_ID; 3274 qla2x00_set_fcport_state(&ha->mr.fcport, FCS_UNCONFIGURED); 3275 ha->mr.fcport.supported_classes = FC_COS_UNSPECIFIED; 3276 ha->mr.fcport.scan_state = 1; 3277 3278 qla2xxx_reset_stats(host, QLA2XX_HW_ERROR | QLA2XX_SHT_LNK_DWN | 3279 QLA2XX_INT_ERR | QLA2XX_CMD_TIMEOUT | 3280 QLA2XX_RESET_CMD_ERR | QLA2XX_TGT_SHT_LNK_DOWN); 3281 3282 /* Set the SG table size based on ISP type */ 3283 if (!IS_FWI2_CAPABLE(ha)) { 3284 if (IS_QLA2100(ha)) 3285 host->sg_tablesize = 32; 3286 } else { 3287 if (!IS_QLA82XX(ha)) 3288 host->sg_tablesize = QLA_SG_ALL; 3289 } 3290 host->max_id = ha->max_fibre_devices; 3291 host->cmd_per_lun = 3; 3292 host->unique_id = host->host_no; 3293 3294 if (ql2xenabledif && ql2xenabledif != 2) { 3295 ql_log(ql_log_warn, base_vha, 0x302d, 3296 "Invalid value for ql2xenabledif, resetting it to default (2)\n"); 3297 ql2xenabledif = 2; 3298 } 3299 3300 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) 3301 host->max_cmd_len = 32; 3302 else 3303 host->max_cmd_len = MAX_CMDSZ; 3304 host->max_channel = MAX_BUSES - 1; 3305 /* Older HBAs support only 16-bit LUNs */ 3306 if (!IS_QLAFX00(ha) && !IS_FWI2_CAPABLE(ha) && 3307 ql2xmaxlun > 0xffff) 3308 host->max_lun = 0xffff; 3309 else 3310 host->max_lun = ql2xmaxlun; 3311 host->transportt = qla2xxx_transport_template; 3312 sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC); 3313 3314 ql_dbg(ql_dbg_init, base_vha, 0x0033, 3315 "max_id=%d this_id=%d " 3316 "cmd_per_len=%d unique_id=%d max_cmd_len=%d max_channel=%d " 3317 "max_lun=%llu transportt=%p, vendor_id=%llu.\n", host->max_id, 3318 host->this_id, host->cmd_per_lun, host->unique_id, 3319 host->max_cmd_len, host->max_channel, host->max_lun, 3320 host->transportt, sht->vendor_id); 3321 3322 INIT_WORK(&ha->heartbeat_work, qla_heartbeat_work_fn); 3323 3324 /* Set up the irqs */ 3325 ret = qla2x00_request_irqs(ha, rsp); 3326 if (ret) 3327 goto probe_failed; 3328 3329 /* Alloc arrays of request and response ring ptrs */ 3330 ret = qla2x00_alloc_queues(ha, req, rsp); 3331 if (ret) { 3332 ql_log(ql_log_fatal, base_vha, 0x003d, 3333 "Failed to allocate memory for queue pointers..." 3334 "aborting.\n"); 3335 ret = -ENODEV; 3336 goto probe_failed; 3337 } 3338 3339 if (ha->mqenable) { 3340 /* number of hardware queues supported by blk/scsi-mq*/ 3341 host->nr_hw_queues = ha->max_qpairs; 3342 3343 ql_dbg(ql_dbg_init, base_vha, 0x0192, 3344 "blk/scsi-mq enabled, HW queues = %d.\n", host->nr_hw_queues); 3345 } else { 3346 if (ql2xnvmeenable) { 3347 host->nr_hw_queues = ha->max_qpairs; 3348 ql_dbg(ql_dbg_init, base_vha, 0x0194, 3349 "FC-NVMe support is enabled, HW queues=%d\n", 3350 host->nr_hw_queues); 3351 } else { 3352 ql_dbg(ql_dbg_init, base_vha, 0x0193, 3353 "blk/scsi-mq disabled.\n"); 3354 } 3355 } 3356 3357 qlt_probe_one_stage1(base_vha, ha); 3358 3359 pci_save_state(pdev); 3360 3361 /* Assign back pointers */ 3362 rsp->req = req; 3363 req->rsp = rsp; 3364 3365 if (IS_QLAFX00(ha)) { 3366 ha->rsp_q_map[0] = rsp; 3367 ha->req_q_map[0] = req; 3368 set_bit(0, ha->req_qid_map); 3369 set_bit(0, ha->rsp_qid_map); 3370 } 3371 3372 /* FWI2-capable only. */ 3373 req->req_q_in = &ha->iobase->isp24.req_q_in; 3374 req->req_q_out = &ha->iobase->isp24.req_q_out; 3375 rsp->rsp_q_in = &ha->iobase->isp24.rsp_q_in; 3376 rsp->rsp_q_out = &ha->iobase->isp24.rsp_q_out; 3377 if (ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha) || 3378 IS_QLA28XX(ha)) { 3379 req->req_q_in = &ha->mqiobase->isp25mq.req_q_in; 3380 req->req_q_out = &ha->mqiobase->isp25mq.req_q_out; 3381 rsp->rsp_q_in = &ha->mqiobase->isp25mq.rsp_q_in; 3382 rsp->rsp_q_out = &ha->mqiobase->isp25mq.rsp_q_out; 3383 } 3384 3385 if (IS_QLAFX00(ha)) { 3386 req->req_q_in = &ha->iobase->ispfx00.req_q_in; 3387 req->req_q_out = &ha->iobase->ispfx00.req_q_out; 3388 rsp->rsp_q_in = &ha->iobase->ispfx00.rsp_q_in; 3389 rsp->rsp_q_out = &ha->iobase->ispfx00.rsp_q_out; 3390 } 3391 3392 if (IS_P3P_TYPE(ha)) { 3393 req->req_q_out = &ha->iobase->isp82.req_q_out[0]; 3394 rsp->rsp_q_in = &ha->iobase->isp82.rsp_q_in[0]; 3395 rsp->rsp_q_out = &ha->iobase->isp82.rsp_q_out[0]; 3396 } 3397 3398 ql_dbg(ql_dbg_multiq, base_vha, 0xc009, 3399 "rsp_q_map=%p req_q_map=%p rsp->req=%p req->rsp=%p.\n", 3400 ha->rsp_q_map, ha->req_q_map, rsp->req, req->rsp); 3401 ql_dbg(ql_dbg_multiq, base_vha, 0xc00a, 3402 "req->req_q_in=%p req->req_q_out=%p " 3403 "rsp->rsp_q_in=%p rsp->rsp_q_out=%p.\n", 3404 req->req_q_in, req->req_q_out, 3405 rsp->rsp_q_in, rsp->rsp_q_out); 3406 ql_dbg(ql_dbg_init, base_vha, 0x003e, 3407 "rsp_q_map=%p req_q_map=%p rsp->req=%p req->rsp=%p.\n", 3408 ha->rsp_q_map, ha->req_q_map, rsp->req, req->rsp); 3409 ql_dbg(ql_dbg_init, base_vha, 0x003f, 3410 "req->req_q_in=%p req->req_q_out=%p rsp->rsp_q_in=%p rsp->rsp_q_out=%p.\n", 3411 req->req_q_in, req->req_q_out, rsp->rsp_q_in, rsp->rsp_q_out); 3412 3413 ha->wq = alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM, 0); 3414 if (unlikely(!ha->wq)) { 3415 ret = -ENOMEM; 3416 goto probe_failed; 3417 } 3418 3419 if (ha->isp_ops->initialize_adapter(base_vha)) { 3420 ql_log(ql_log_fatal, base_vha, 0x00d6, 3421 "Failed to initialize adapter - Adapter flags %x.\n", 3422 base_vha->device_flags); 3423 3424 if (IS_QLA82XX(ha)) { 3425 qla82xx_idc_lock(ha); 3426 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, 3427 QLA8XXX_DEV_FAILED); 3428 qla82xx_idc_unlock(ha); 3429 ql_log(ql_log_fatal, base_vha, 0x00d7, 3430 "HW State: FAILED.\n"); 3431 } else if (IS_QLA8044(ha)) { 3432 qla8044_idc_lock(ha); 3433 qla8044_wr_direct(base_vha, 3434 QLA8044_CRB_DEV_STATE_INDEX, 3435 QLA8XXX_DEV_FAILED); 3436 qla8044_idc_unlock(ha); 3437 ql_log(ql_log_fatal, base_vha, 0x0150, 3438 "HW State: FAILED.\n"); 3439 } 3440 3441 ret = -ENODEV; 3442 goto probe_failed; 3443 } 3444 3445 if (IS_QLAFX00(ha)) 3446 host->can_queue = QLAFX00_MAX_CANQUEUE; 3447 else 3448 host->can_queue = req->num_outstanding_cmds - 10; 3449 3450 ql_dbg(ql_dbg_init, base_vha, 0x0032, 3451 "can_queue=%d, req=%p, mgmt_svr_loop_id=%d, sg_tablesize=%d.\n", 3452 host->can_queue, base_vha->req, 3453 base_vha->mgmt_svr_loop_id, host->sg_tablesize); 3454 3455 /* Check if FW supports MQ or not for ISP25xx */ 3456 if (IS_QLA25XX(ha) && !(ha->fw_attributes & BIT_6)) 3457 ha->mqenable = 0; 3458 3459 if (ha->mqenable) { 3460 bool startit = false; 3461 3462 if (QLA_TGT_MODE_ENABLED()) 3463 startit = false; 3464 3465 if (ql2x_ini_mode == QLA2XXX_INI_MODE_ENABLED) 3466 startit = true; 3467 3468 /* Create start of day qpairs for Block MQ */ 3469 for (i = 0; i < ha->max_qpairs; i++) 3470 qla2xxx_create_qpair(base_vha, 5, 0, startit); 3471 } 3472 qla_init_iocb_limit(base_vha); 3473 3474 if (ha->flags.running_gold_fw) 3475 goto skip_dpc; 3476 3477 /* 3478 * Startup the kernel thread for this host adapter 3479 */ 3480 ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha, 3481 "%s_dpc", base_vha->host_str); 3482 if (IS_ERR(ha->dpc_thread)) { 3483 ql_log(ql_log_fatal, base_vha, 0x00ed, 3484 "Failed to start DPC thread.\n"); 3485 ret = PTR_ERR(ha->dpc_thread); 3486 ha->dpc_thread = NULL; 3487 goto probe_failed; 3488 } 3489 ql_dbg(ql_dbg_init, base_vha, 0x00ee, 3490 "DPC thread started successfully.\n"); 3491 3492 /* 3493 * If we're not coming up in initiator mode, we might sit for 3494 * a while without waking up the dpc thread, which leads to a 3495 * stuck process warning. So just kick the dpc once here and 3496 * let the kthread start (and go back to sleep in qla2x00_do_dpc). 3497 */ 3498 qla2xxx_wake_dpc(base_vha); 3499 3500 INIT_WORK(&ha->board_disable, qla2x00_disable_board_on_pci_error); 3501 3502 if (IS_QLA8031(ha) || IS_MCTP_CAPABLE(ha)) { 3503 sprintf(wq_name, "qla2xxx_%lu_dpc_lp_wq", base_vha->host_no); 3504 ha->dpc_lp_wq = create_singlethread_workqueue(wq_name); 3505 INIT_WORK(&ha->idc_aen, qla83xx_service_idc_aen); 3506 3507 sprintf(wq_name, "qla2xxx_%lu_dpc_hp_wq", base_vha->host_no); 3508 ha->dpc_hp_wq = create_singlethread_workqueue(wq_name); 3509 INIT_WORK(&ha->nic_core_reset, qla83xx_nic_core_reset_work); 3510 INIT_WORK(&ha->idc_state_handler, 3511 qla83xx_idc_state_handler_work); 3512 INIT_WORK(&ha->nic_core_unrecoverable, 3513 qla83xx_nic_core_unrecoverable_work); 3514 } 3515 3516 skip_dpc: 3517 list_add_tail(&base_vha->list, &ha->vp_list); 3518 base_vha->host->irq = ha->pdev->irq; 3519 3520 /* Initialized the timer */ 3521 qla2x00_start_timer(base_vha, WATCH_INTERVAL); 3522 ql_dbg(ql_dbg_init, base_vha, 0x00ef, 3523 "Started qla2x00_timer with " 3524 "interval=%d.\n", WATCH_INTERVAL); 3525 ql_dbg(ql_dbg_init, base_vha, 0x00f0, 3526 "Detected hba at address=%p.\n", 3527 ha); 3528 3529 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) { 3530 if (ha->fw_attributes & BIT_4) { 3531 int prot = 0, guard; 3532 3533 base_vha->flags.difdix_supported = 1; 3534 ql_dbg(ql_dbg_init, base_vha, 0x00f1, 3535 "Registering for DIF/DIX type 1 and 3 protection.\n"); 3536 if (ql2xprotmask) 3537 scsi_host_set_prot(host, ql2xprotmask); 3538 else 3539 scsi_host_set_prot(host, 3540 prot | SHOST_DIF_TYPE1_PROTECTION 3541 | SHOST_DIF_TYPE2_PROTECTION 3542 | SHOST_DIF_TYPE3_PROTECTION 3543 | SHOST_DIX_TYPE1_PROTECTION 3544 | SHOST_DIX_TYPE2_PROTECTION 3545 | SHOST_DIX_TYPE3_PROTECTION); 3546 3547 guard = SHOST_DIX_GUARD_CRC; 3548 3549 if (IS_PI_IPGUARD_CAPABLE(ha) && 3550 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha))) 3551 guard |= SHOST_DIX_GUARD_IP; 3552 3553 if (ql2xprotguard) 3554 scsi_host_set_guard(host, ql2xprotguard); 3555 else 3556 scsi_host_set_guard(host, guard); 3557 } else 3558 base_vha->flags.difdix_supported = 0; 3559 } 3560 3561 ha->isp_ops->enable_intrs(ha); 3562 3563 if (IS_QLAFX00(ha)) { 3564 ret = qlafx00_fx_disc(base_vha, 3565 &base_vha->hw->mr.fcport, FXDISC_GET_CONFIG_INFO); 3566 host->sg_tablesize = (ha->mr.extended_io_enabled) ? 3567 QLA_SG_ALL : 128; 3568 } 3569 3570 if (IS_T10_PI_CAPABLE(base_vha->hw)) 3571 host->dma_alignment = 0x7; 3572 3573 ret = scsi_add_host(host, &pdev->dev); 3574 if (ret) 3575 goto probe_failed; 3576 3577 base_vha->flags.init_done = 1; 3578 base_vha->flags.online = 1; 3579 ha->prev_minidump_failed = 0; 3580 3581 ql_dbg(ql_dbg_init, base_vha, 0x00f2, 3582 "Init done and hba is online.\n"); 3583 3584 if (qla_ini_mode_enabled(base_vha) || 3585 qla_dual_mode_enabled(base_vha)) 3586 scsi_scan_host(host); 3587 else 3588 ql_log(ql_log_info, base_vha, 0x0122, 3589 "skipping scsi_scan_host() for non-initiator port\n"); 3590 3591 qla2x00_alloc_sysfs_attr(base_vha); 3592 3593 if (IS_QLAFX00(ha)) { 3594 ret = qlafx00_fx_disc(base_vha, 3595 &base_vha->hw->mr.fcport, FXDISC_GET_PORT_INFO); 3596 3597 /* Register system information */ 3598 ret = qlafx00_fx_disc(base_vha, 3599 &base_vha->hw->mr.fcport, FXDISC_REG_HOST_INFO); 3600 } 3601 3602 qla2x00_init_host_attr(base_vha); 3603 3604 qla2x00_dfs_setup(base_vha); 3605 3606 ql_log(ql_log_info, base_vha, 0x00fb, 3607 "QLogic %s - %s.\n", ha->model_number, ha->model_desc); 3608 ql_log(ql_log_info, base_vha, 0x00fc, 3609 "ISP%04X: %s @ %s hdma%c host#=%ld fw=%s.\n", 3610 pdev->device, ha->isp_ops->pci_info_str(base_vha, pci_info, 3611 sizeof(pci_info)), 3612 pci_name(pdev), ha->flags.enable_64bit_addressing ? '+' : '-', 3613 base_vha->host_no, 3614 ha->isp_ops->fw_version_str(base_vha, fw_str, sizeof(fw_str))); 3615 3616 qlt_add_target(ha, base_vha); 3617 3618 clear_bit(PFLG_DRIVER_PROBING, &base_vha->pci_flags); 3619 3620 if (test_bit(UNLOADING, &base_vha->dpc_flags)) 3621 return -ENODEV; 3622 3623 return 0; 3624 3625 probe_failed: 3626 qla_enode_stop(base_vha); 3627 qla_edb_stop(base_vha); 3628 vfree(base_vha->scan.l); 3629 if (base_vha->gnl.l) { 3630 dma_free_coherent(&ha->pdev->dev, base_vha->gnl.size, 3631 base_vha->gnl.l, base_vha->gnl.ldma); 3632 base_vha->gnl.l = NULL; 3633 } 3634 3635 if (base_vha->timer_active) 3636 qla2x00_stop_timer(base_vha); 3637 base_vha->flags.online = 0; 3638 if (ha->dpc_thread) { 3639 struct task_struct *t = ha->dpc_thread; 3640 3641 ha->dpc_thread = NULL; 3642 kthread_stop(t); 3643 } 3644 3645 qla2x00_free_device(base_vha); 3646 scsi_host_put(base_vha->host); 3647 /* 3648 * Need to NULL out local req/rsp after 3649 * qla2x00_free_device => qla2x00_free_queues frees 3650 * what these are pointing to. Or else we'll 3651 * fall over below in qla2x00_free_req/rsp_que. 3652 */ 3653 req = NULL; 3654 rsp = NULL; 3655 3656 probe_hw_failed: 3657 qla2x00_mem_free(ha); 3658 qla2x00_free_req_que(ha, req); 3659 qla2x00_free_rsp_que(ha, rsp); 3660 qla2x00_clear_drv_active(ha); 3661 3662 iospace_config_failed: 3663 if (IS_P3P_TYPE(ha)) { 3664 if (!ha->nx_pcibase) 3665 iounmap((device_reg_t *)ha->nx_pcibase); 3666 if (!ql2xdbwr) 3667 iounmap((device_reg_t *)ha->nxdb_wr_ptr); 3668 } else { 3669 if (ha->iobase) 3670 iounmap(ha->iobase); 3671 if (ha->cregbase) 3672 iounmap(ha->cregbase); 3673 } 3674 pci_release_selected_regions(ha->pdev, ha->bars); 3675 kfree(ha); 3676 3677 disable_device: 3678 pci_disable_device(pdev); 3679 return ret; 3680 } 3681 3682 static void __qla_set_remove_flag(scsi_qla_host_t *base_vha) 3683 { 3684 scsi_qla_host_t *vp; 3685 unsigned long flags; 3686 struct qla_hw_data *ha; 3687 3688 if (!base_vha) 3689 return; 3690 3691 ha = base_vha->hw; 3692 3693 spin_lock_irqsave(&ha->vport_slock, flags); 3694 list_for_each_entry(vp, &ha->vp_list, list) 3695 set_bit(PFLG_DRIVER_REMOVING, &vp->pci_flags); 3696 3697 /* 3698 * Indicate device removal to prevent future board_disable 3699 * and wait until any pending board_disable has completed. 3700 */ 3701 set_bit(PFLG_DRIVER_REMOVING, &base_vha->pci_flags); 3702 spin_unlock_irqrestore(&ha->vport_slock, flags); 3703 } 3704 3705 static void 3706 qla2x00_shutdown(struct pci_dev *pdev) 3707 { 3708 scsi_qla_host_t *vha; 3709 struct qla_hw_data *ha; 3710 3711 vha = pci_get_drvdata(pdev); 3712 ha = vha->hw; 3713 3714 ql_log(ql_log_info, vha, 0xfffa, 3715 "Adapter shutdown\n"); 3716 3717 /* 3718 * Prevent future board_disable and wait 3719 * until any pending board_disable has completed. 3720 */ 3721 __qla_set_remove_flag(vha); 3722 cancel_work_sync(&ha->board_disable); 3723 3724 if (!atomic_read(&pdev->enable_cnt)) 3725 return; 3726 3727 /* Notify ISPFX00 firmware */ 3728 if (IS_QLAFX00(ha)) 3729 qlafx00_driver_shutdown(vha, 20); 3730 3731 /* Turn-off FCE trace */ 3732 if (ha->flags.fce_enabled) { 3733 qla2x00_disable_fce_trace(vha, NULL, NULL); 3734 ha->flags.fce_enabled = 0; 3735 } 3736 3737 /* Turn-off EFT trace */ 3738 if (ha->eft) 3739 qla2x00_disable_eft_trace(vha); 3740 3741 if (IS_QLA25XX(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) || 3742 IS_QLA28XX(ha)) { 3743 if (ha->flags.fw_started) 3744 qla2x00_abort_isp_cleanup(vha); 3745 } else { 3746 /* Stop currently executing firmware. */ 3747 qla2x00_try_to_stop_firmware(vha); 3748 } 3749 3750 /* Disable timer */ 3751 if (vha->timer_active) 3752 qla2x00_stop_timer(vha); 3753 3754 /* Turn adapter off line */ 3755 vha->flags.online = 0; 3756 3757 /* turn-off interrupts on the card */ 3758 if (ha->interrupts_on) { 3759 vha->flags.init_done = 0; 3760 ha->isp_ops->disable_intrs(ha); 3761 } 3762 3763 qla2x00_free_irqs(vha); 3764 3765 qla2x00_free_fw_dump(ha); 3766 3767 pci_disable_device(pdev); 3768 ql_log(ql_log_info, vha, 0xfffe, 3769 "Adapter shutdown successfully.\n"); 3770 } 3771 3772 /* Deletes all the virtual ports for a given ha */ 3773 static void 3774 qla2x00_delete_all_vps(struct qla_hw_data *ha, scsi_qla_host_t *base_vha) 3775 { 3776 scsi_qla_host_t *vha; 3777 unsigned long flags; 3778 3779 mutex_lock(&ha->vport_lock); 3780 while (ha->cur_vport_count) { 3781 spin_lock_irqsave(&ha->vport_slock, flags); 3782 3783 BUG_ON(base_vha->list.next == &ha->vp_list); 3784 /* This assumes first entry in ha->vp_list is always base vha */ 3785 vha = list_first_entry(&base_vha->list, scsi_qla_host_t, list); 3786 scsi_host_get(vha->host); 3787 3788 spin_unlock_irqrestore(&ha->vport_slock, flags); 3789 mutex_unlock(&ha->vport_lock); 3790 3791 qla_nvme_delete(vha); 3792 3793 fc_vport_terminate(vha->fc_vport); 3794 scsi_host_put(vha->host); 3795 3796 mutex_lock(&ha->vport_lock); 3797 } 3798 mutex_unlock(&ha->vport_lock); 3799 } 3800 3801 /* Stops all deferred work threads */ 3802 static void 3803 qla2x00_destroy_deferred_work(struct qla_hw_data *ha) 3804 { 3805 /* Cancel all work and destroy DPC workqueues */ 3806 if (ha->dpc_lp_wq) { 3807 cancel_work_sync(&ha->idc_aen); 3808 destroy_workqueue(ha->dpc_lp_wq); 3809 ha->dpc_lp_wq = NULL; 3810 } 3811 3812 if (ha->dpc_hp_wq) { 3813 cancel_work_sync(&ha->nic_core_reset); 3814 cancel_work_sync(&ha->idc_state_handler); 3815 cancel_work_sync(&ha->nic_core_unrecoverable); 3816 destroy_workqueue(ha->dpc_hp_wq); 3817 ha->dpc_hp_wq = NULL; 3818 } 3819 3820 /* Kill the kernel thread for this host */ 3821 if (ha->dpc_thread) { 3822 struct task_struct *t = ha->dpc_thread; 3823 3824 /* 3825 * qla2xxx_wake_dpc checks for ->dpc_thread 3826 * so we need to zero it out. 3827 */ 3828 ha->dpc_thread = NULL; 3829 kthread_stop(t); 3830 } 3831 } 3832 3833 static void 3834 qla2x00_unmap_iobases(struct qla_hw_data *ha) 3835 { 3836 if (IS_QLA82XX(ha)) { 3837 3838 iounmap((device_reg_t *)ha->nx_pcibase); 3839 if (!ql2xdbwr) 3840 iounmap((device_reg_t *)ha->nxdb_wr_ptr); 3841 } else { 3842 if (ha->iobase) 3843 iounmap(ha->iobase); 3844 3845 if (ha->cregbase) 3846 iounmap(ha->cregbase); 3847 3848 if (ha->mqiobase) 3849 iounmap(ha->mqiobase); 3850 3851 if (ha->msixbase) 3852 iounmap(ha->msixbase); 3853 } 3854 } 3855 3856 static void 3857 qla2x00_clear_drv_active(struct qla_hw_data *ha) 3858 { 3859 if (IS_QLA8044(ha)) { 3860 qla8044_idc_lock(ha); 3861 qla8044_clear_drv_active(ha); 3862 qla8044_idc_unlock(ha); 3863 } else if (IS_QLA82XX(ha)) { 3864 qla82xx_idc_lock(ha); 3865 qla82xx_clear_drv_active(ha); 3866 qla82xx_idc_unlock(ha); 3867 } 3868 } 3869 3870 static void 3871 qla2x00_remove_one(struct pci_dev *pdev) 3872 { 3873 scsi_qla_host_t *base_vha; 3874 struct qla_hw_data *ha; 3875 3876 base_vha = pci_get_drvdata(pdev); 3877 ha = base_vha->hw; 3878 ql_log(ql_log_info, base_vha, 0xb079, 3879 "Removing driver\n"); 3880 __qla_set_remove_flag(base_vha); 3881 cancel_work_sync(&ha->board_disable); 3882 3883 /* 3884 * If the PCI device is disabled then there was a PCI-disconnect and 3885 * qla2x00_disable_board_on_pci_error has taken care of most of the 3886 * resources. 3887 */ 3888 if (!atomic_read(&pdev->enable_cnt)) { 3889 dma_free_coherent(&ha->pdev->dev, base_vha->gnl.size, 3890 base_vha->gnl.l, base_vha->gnl.ldma); 3891 base_vha->gnl.l = NULL; 3892 scsi_host_put(base_vha->host); 3893 kfree(ha); 3894 pci_set_drvdata(pdev, NULL); 3895 return; 3896 } 3897 qla2x00_wait_for_hba_ready(base_vha); 3898 3899 /* 3900 * if UNLOADING flag is already set, then continue unload, 3901 * where it was set first. 3902 */ 3903 if (test_and_set_bit(UNLOADING, &base_vha->dpc_flags)) 3904 return; 3905 3906 if (IS_QLA25XX(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) || 3907 IS_QLA28XX(ha)) { 3908 if (ha->flags.fw_started) 3909 qla2x00_abort_isp_cleanup(base_vha); 3910 } else if (!IS_QLAFX00(ha)) { 3911 if (IS_QLA8031(ha)) { 3912 ql_dbg(ql_dbg_p3p, base_vha, 0xb07e, 3913 "Clearing fcoe driver presence.\n"); 3914 if (qla83xx_clear_drv_presence(base_vha) != QLA_SUCCESS) 3915 ql_dbg(ql_dbg_p3p, base_vha, 0xb079, 3916 "Error while clearing DRV-Presence.\n"); 3917 } 3918 3919 qla2x00_try_to_stop_firmware(base_vha); 3920 } 3921 3922 qla2x00_wait_for_sess_deletion(base_vha); 3923 3924 qla_nvme_delete(base_vha); 3925 3926 dma_free_coherent(&ha->pdev->dev, 3927 base_vha->gnl.size, base_vha->gnl.l, base_vha->gnl.ldma); 3928 3929 base_vha->gnl.l = NULL; 3930 qla_enode_stop(base_vha); 3931 qla_edb_stop(base_vha); 3932 3933 vfree(base_vha->scan.l); 3934 3935 if (IS_QLAFX00(ha)) 3936 qlafx00_driver_shutdown(base_vha, 20); 3937 3938 qla2x00_delete_all_vps(ha, base_vha); 3939 3940 qla2x00_dfs_remove(base_vha); 3941 3942 qla84xx_put_chip(base_vha); 3943 3944 /* Disable timer */ 3945 if (base_vha->timer_active) 3946 qla2x00_stop_timer(base_vha); 3947 3948 base_vha->flags.online = 0; 3949 3950 /* free DMA memory */ 3951 if (ha->exlogin_buf) 3952 qla2x00_free_exlogin_buffer(ha); 3953 3954 /* free DMA memory */ 3955 if (ha->exchoffld_buf) 3956 qla2x00_free_exchoffld_buffer(ha); 3957 3958 qla2x00_destroy_deferred_work(ha); 3959 3960 qlt_remove_target(ha, base_vha); 3961 3962 qla2x00_free_sysfs_attr(base_vha, true); 3963 3964 fc_remove_host(base_vha->host); 3965 3966 scsi_remove_host(base_vha->host); 3967 3968 qla2x00_free_device(base_vha); 3969 3970 qla2x00_clear_drv_active(ha); 3971 3972 scsi_host_put(base_vha->host); 3973 3974 qla2x00_unmap_iobases(ha); 3975 3976 pci_release_selected_regions(ha->pdev, ha->bars); 3977 kfree(ha); 3978 3979 pci_disable_device(pdev); 3980 } 3981 3982 static inline void 3983 qla24xx_free_purex_list(struct purex_list *list) 3984 { 3985 struct purex_item *item, *next; 3986 ulong flags; 3987 3988 spin_lock_irqsave(&list->lock, flags); 3989 list_for_each_entry_safe(item, next, &list->head, list) { 3990 list_del(&item->list); 3991 if (item == &item->vha->default_item) 3992 continue; 3993 kfree(item); 3994 } 3995 spin_unlock_irqrestore(&list->lock, flags); 3996 } 3997 3998 static void 3999 qla2x00_free_device(scsi_qla_host_t *vha) 4000 { 4001 struct qla_hw_data *ha = vha->hw; 4002 4003 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16); 4004 4005 /* Disable timer */ 4006 if (vha->timer_active) 4007 qla2x00_stop_timer(vha); 4008 4009 qla25xx_delete_queues(vha); 4010 vha->flags.online = 0; 4011 4012 /* turn-off interrupts on the card */ 4013 if (ha->interrupts_on) { 4014 vha->flags.init_done = 0; 4015 ha->isp_ops->disable_intrs(ha); 4016 } 4017 4018 qla2x00_free_fcports(vha); 4019 4020 qla2x00_free_irqs(vha); 4021 4022 /* Flush the work queue and remove it */ 4023 if (ha->wq) { 4024 destroy_workqueue(ha->wq); 4025 ha->wq = NULL; 4026 } 4027 4028 4029 qla24xx_free_purex_list(&vha->purex_list); 4030 4031 qla2x00_mem_free(ha); 4032 4033 qla82xx_md_free(vha); 4034 4035 qla_edif_sadb_release_free_pool(ha); 4036 qla_edif_sadb_release(ha); 4037 4038 qla2x00_free_queues(ha); 4039 } 4040 4041 void qla2x00_free_fcports(struct scsi_qla_host *vha) 4042 { 4043 fc_port_t *fcport, *tfcport; 4044 4045 list_for_each_entry_safe(fcport, tfcport, &vha->vp_fcports, list) 4046 qla2x00_free_fcport(fcport); 4047 } 4048 4049 static inline void 4050 qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport) 4051 { 4052 int now; 4053 4054 if (!fcport->rport) 4055 return; 4056 4057 if (fcport->rport) { 4058 ql_dbg(ql_dbg_disc, fcport->vha, 0x2109, 4059 "%s %8phN. rport %p roles %x\n", 4060 __func__, fcport->port_name, fcport->rport, 4061 fcport->rport->roles); 4062 fc_remote_port_delete(fcport->rport); 4063 } 4064 qlt_do_generation_tick(vha, &now); 4065 } 4066 4067 /* 4068 * qla2x00_mark_device_lost Updates fcport state when device goes offline. 4069 * 4070 * Input: ha = adapter block pointer. fcport = port structure pointer. 4071 * 4072 * Return: None. 4073 * 4074 * Context: 4075 */ 4076 void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport, 4077 int do_login) 4078 { 4079 if (IS_QLAFX00(vha->hw)) { 4080 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST); 4081 qla2x00_schedule_rport_del(vha, fcport); 4082 return; 4083 } 4084 4085 if (atomic_read(&fcport->state) == FCS_ONLINE && 4086 vha->vp_idx == fcport->vha->vp_idx) { 4087 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST); 4088 qla2x00_schedule_rport_del(vha, fcport); 4089 } 4090 4091 /* 4092 * We may need to retry the login, so don't change the state of the 4093 * port but do the retries. 4094 */ 4095 if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD) 4096 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST); 4097 4098 if (!do_login) 4099 return; 4100 4101 set_bit(RELOGIN_NEEDED, &vha->dpc_flags); 4102 } 4103 4104 void 4105 qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha) 4106 { 4107 fc_port_t *fcport; 4108 4109 ql_dbg(ql_dbg_disc, vha, 0x20f1, 4110 "Mark all dev lost\n"); 4111 4112 list_for_each_entry(fcport, &vha->vp_fcports, list) { 4113 if (ql2xfc2target && 4114 fcport->loop_id != FC_NO_LOOP_ID && 4115 (fcport->flags & FCF_FCP2_DEVICE) && 4116 fcport->port_type == FCT_TARGET && 4117 !qla2x00_reset_active(vha)) { 4118 ql_dbg(ql_dbg_disc, vha, 0x211a, 4119 "Delaying session delete for FCP2 flags 0x%x port_type = 0x%x port_id=%06x %phC", 4120 fcport->flags, fcport->port_type, 4121 fcport->d_id.b24, fcport->port_name); 4122 continue; 4123 } 4124 fcport->scan_state = 0; 4125 qlt_schedule_sess_for_deletion(fcport); 4126 } 4127 } 4128 4129 static void qla2x00_set_reserved_loop_ids(struct qla_hw_data *ha) 4130 { 4131 int i; 4132 4133 if (IS_FWI2_CAPABLE(ha)) 4134 return; 4135 4136 for (i = 0; i < SNS_FIRST_LOOP_ID; i++) 4137 set_bit(i, ha->loop_id_map); 4138 set_bit(MANAGEMENT_SERVER, ha->loop_id_map); 4139 set_bit(BROADCAST, ha->loop_id_map); 4140 } 4141 4142 /* 4143 * qla2x00_mem_alloc 4144 * Allocates adapter memory. 4145 * 4146 * Returns: 4147 * 0 = success. 4148 * !0 = failure. 4149 */ 4150 static int 4151 qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len, 4152 struct req_que **req, struct rsp_que **rsp) 4153 { 4154 char name[16]; 4155 int rc; 4156 4157 if (QLA_TGT_MODE_ENABLED() || EDIF_CAP(ha)) { 4158 ha->vp_map = kcalloc(MAX_MULTI_ID_FABRIC, sizeof(struct qla_vp_map), GFP_KERNEL); 4159 if (!ha->vp_map) 4160 goto fail; 4161 } 4162 4163 ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size, 4164 &ha->init_cb_dma, GFP_KERNEL); 4165 if (!ha->init_cb) 4166 goto fail_free_vp_map; 4167 4168 rc = btree_init32(&ha->host_map); 4169 if (rc) 4170 goto fail_free_init_cb; 4171 4172 if (qlt_mem_alloc(ha) < 0) 4173 goto fail_free_btree; 4174 4175 ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, 4176 qla2x00_gid_list_size(ha), &ha->gid_list_dma, GFP_KERNEL); 4177 if (!ha->gid_list) 4178 goto fail_free_tgt_mem; 4179 4180 ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep); 4181 if (!ha->srb_mempool) 4182 goto fail_free_gid_list; 4183 4184 if (IS_P3P_TYPE(ha) || IS_QLA27XX(ha) || (ql2xsecenable && IS_QLA28XX(ha))) { 4185 /* Allocate cache for CT6 Ctx. */ 4186 if (!ctx_cachep) { 4187 ctx_cachep = kmem_cache_create("qla2xxx_ctx", 4188 sizeof(struct ct6_dsd), 0, 4189 SLAB_HWCACHE_ALIGN, NULL); 4190 if (!ctx_cachep) 4191 goto fail_free_srb_mempool; 4192 } 4193 ha->ctx_mempool = mempool_create_slab_pool(SRB_MIN_REQ, 4194 ctx_cachep); 4195 if (!ha->ctx_mempool) 4196 goto fail_free_srb_mempool; 4197 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0021, 4198 "ctx_cachep=%p ctx_mempool=%p.\n", 4199 ctx_cachep, ha->ctx_mempool); 4200 } 4201 4202 /* Get memory for cached NVRAM */ 4203 ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL); 4204 if (!ha->nvram) 4205 goto fail_free_ctx_mempool; 4206 4207 snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME, 4208 ha->pdev->device); 4209 ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev, 4210 DMA_POOL_SIZE, 8, 0); 4211 if (!ha->s_dma_pool) 4212 goto fail_free_nvram; 4213 4214 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0022, 4215 "init_cb=%p gid_list=%p, srb_mempool=%p s_dma_pool=%p.\n", 4216 ha->init_cb, ha->gid_list, ha->srb_mempool, ha->s_dma_pool); 4217 4218 if (IS_P3P_TYPE(ha) || ql2xenabledif || (IS_QLA28XX(ha) && ql2xsecenable)) { 4219 ha->dl_dma_pool = dma_pool_create(name, &ha->pdev->dev, 4220 DSD_LIST_DMA_POOL_SIZE, 8, 0); 4221 if (!ha->dl_dma_pool) { 4222 ql_log_pci(ql_log_fatal, ha->pdev, 0x0023, 4223 "Failed to allocate memory for dl_dma_pool.\n"); 4224 goto fail_s_dma_pool; 4225 } 4226 4227 ha->fcp_cmnd_dma_pool = dma_pool_create(name, &ha->pdev->dev, 4228 FCP_CMND_DMA_POOL_SIZE, 8, 0); 4229 if (!ha->fcp_cmnd_dma_pool) { 4230 ql_log_pci(ql_log_fatal, ha->pdev, 0x0024, 4231 "Failed to allocate memory for fcp_cmnd_dma_pool.\n"); 4232 goto fail_dl_dma_pool; 4233 } 4234 4235 if (ql2xenabledif) { 4236 u64 bufsize = DIF_BUNDLING_DMA_POOL_SIZE; 4237 struct dsd_dma *dsd, *nxt; 4238 uint i; 4239 /* Creata a DMA pool of buffers for DIF bundling */ 4240 ha->dif_bundl_pool = dma_pool_create(name, 4241 &ha->pdev->dev, DIF_BUNDLING_DMA_POOL_SIZE, 8, 0); 4242 if (!ha->dif_bundl_pool) { 4243 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0024, 4244 "%s: failed create dif_bundl_pool\n", 4245 __func__); 4246 goto fail_dif_bundl_dma_pool; 4247 } 4248 4249 INIT_LIST_HEAD(&ha->pool.good.head); 4250 INIT_LIST_HEAD(&ha->pool.unusable.head); 4251 ha->pool.good.count = 0; 4252 ha->pool.unusable.count = 0; 4253 for (i = 0; i < 128; i++) { 4254 dsd = kzalloc(sizeof(*dsd), GFP_ATOMIC); 4255 if (!dsd) { 4256 ql_dbg_pci(ql_dbg_init, ha->pdev, 4257 0xe0ee, "%s: failed alloc dsd\n", 4258 __func__); 4259 return -ENOMEM; 4260 } 4261 ha->dif_bundle_kallocs++; 4262 4263 dsd->dsd_addr = dma_pool_alloc( 4264 ha->dif_bundl_pool, GFP_ATOMIC, 4265 &dsd->dsd_list_dma); 4266 if (!dsd->dsd_addr) { 4267 ql_dbg_pci(ql_dbg_init, ha->pdev, 4268 0xe0ee, 4269 "%s: failed alloc ->dsd_addr\n", 4270 __func__); 4271 kfree(dsd); 4272 ha->dif_bundle_kallocs--; 4273 continue; 4274 } 4275 ha->dif_bundle_dma_allocs++; 4276 4277 /* 4278 * if DMA buffer crosses 4G boundary, 4279 * put it on bad list 4280 */ 4281 if (MSD(dsd->dsd_list_dma) ^ 4282 MSD(dsd->dsd_list_dma + bufsize)) { 4283 list_add_tail(&dsd->list, 4284 &ha->pool.unusable.head); 4285 ha->pool.unusable.count++; 4286 } else { 4287 list_add_tail(&dsd->list, 4288 &ha->pool.good.head); 4289 ha->pool.good.count++; 4290 } 4291 } 4292 4293 /* return the good ones back to the pool */ 4294 list_for_each_entry_safe(dsd, nxt, 4295 &ha->pool.good.head, list) { 4296 list_del(&dsd->list); 4297 dma_pool_free(ha->dif_bundl_pool, 4298 dsd->dsd_addr, dsd->dsd_list_dma); 4299 ha->dif_bundle_dma_allocs--; 4300 kfree(dsd); 4301 ha->dif_bundle_kallocs--; 4302 } 4303 4304 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0024, 4305 "%s: dif dma pool (good=%u unusable=%u)\n", 4306 __func__, ha->pool.good.count, 4307 ha->pool.unusable.count); 4308 } 4309 4310 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0025, 4311 "dl_dma_pool=%p fcp_cmnd_dma_pool=%p dif_bundl_pool=%p.\n", 4312 ha->dl_dma_pool, ha->fcp_cmnd_dma_pool, 4313 ha->dif_bundl_pool); 4314 } 4315 4316 /* Allocate memory for SNS commands */ 4317 if (IS_QLA2100(ha) || IS_QLA2200(ha)) { 4318 /* Get consistent memory allocated for SNS commands */ 4319 ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev, 4320 sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL); 4321 if (!ha->sns_cmd) 4322 goto fail_dma_pool; 4323 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0026, 4324 "sns_cmd: %p.\n", ha->sns_cmd); 4325 } else { 4326 /* Get consistent memory allocated for MS IOCB */ 4327 ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, 4328 &ha->ms_iocb_dma); 4329 if (!ha->ms_iocb) 4330 goto fail_dma_pool; 4331 /* Get consistent memory allocated for CT SNS commands */ 4332 ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev, 4333 sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL); 4334 if (!ha->ct_sns) 4335 goto fail_free_ms_iocb; 4336 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0027, 4337 "ms_iocb=%p ct_sns=%p.\n", 4338 ha->ms_iocb, ha->ct_sns); 4339 } 4340 4341 /* Allocate memory for request ring */ 4342 *req = kzalloc(sizeof(struct req_que), GFP_KERNEL); 4343 if (!*req) { 4344 ql_log_pci(ql_log_fatal, ha->pdev, 0x0028, 4345 "Failed to allocate memory for req.\n"); 4346 goto fail_req; 4347 } 4348 (*req)->length = req_len; 4349 (*req)->ring = dma_alloc_coherent(&ha->pdev->dev, 4350 ((*req)->length + 1) * sizeof(request_t), 4351 &(*req)->dma, GFP_KERNEL); 4352 if (!(*req)->ring) { 4353 ql_log_pci(ql_log_fatal, ha->pdev, 0x0029, 4354 "Failed to allocate memory for req_ring.\n"); 4355 goto fail_req_ring; 4356 } 4357 /* Allocate memory for response ring */ 4358 *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL); 4359 if (!*rsp) { 4360 ql_log_pci(ql_log_fatal, ha->pdev, 0x002a, 4361 "Failed to allocate memory for rsp.\n"); 4362 goto fail_rsp; 4363 } 4364 (*rsp)->hw = ha; 4365 (*rsp)->length = rsp_len; 4366 (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev, 4367 ((*rsp)->length + 1) * sizeof(response_t), 4368 &(*rsp)->dma, GFP_KERNEL); 4369 if (!(*rsp)->ring) { 4370 ql_log_pci(ql_log_fatal, ha->pdev, 0x002b, 4371 "Failed to allocate memory for rsp_ring.\n"); 4372 goto fail_rsp_ring; 4373 } 4374 (*req)->rsp = *rsp; 4375 (*rsp)->req = *req; 4376 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002c, 4377 "req=%p req->length=%d req->ring=%p rsp=%p " 4378 "rsp->length=%d rsp->ring=%p.\n", 4379 *req, (*req)->length, (*req)->ring, *rsp, (*rsp)->length, 4380 (*rsp)->ring); 4381 /* Allocate memory for NVRAM data for vports */ 4382 if (ha->nvram_npiv_size) { 4383 ha->npiv_info = kcalloc(ha->nvram_npiv_size, 4384 sizeof(struct qla_npiv_entry), 4385 GFP_KERNEL); 4386 if (!ha->npiv_info) { 4387 ql_log_pci(ql_log_fatal, ha->pdev, 0x002d, 4388 "Failed to allocate memory for npiv_info.\n"); 4389 goto fail_npiv_info; 4390 } 4391 } else 4392 ha->npiv_info = NULL; 4393 4394 /* Get consistent memory allocated for EX-INIT-CB. */ 4395 if (IS_CNA_CAPABLE(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) || 4396 IS_QLA28XX(ha)) { 4397 ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, 4398 &ha->ex_init_cb_dma); 4399 if (!ha->ex_init_cb) 4400 goto fail_ex_init_cb; 4401 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002e, 4402 "ex_init_cb=%p.\n", ha->ex_init_cb); 4403 } 4404 4405 /* Get consistent memory allocated for Special Features-CB. */ 4406 if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) { 4407 ha->sf_init_cb = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, 4408 &ha->sf_init_cb_dma); 4409 if (!ha->sf_init_cb) 4410 goto fail_sf_init_cb; 4411 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0199, 4412 "sf_init_cb=%p.\n", ha->sf_init_cb); 4413 } 4414 4415 4416 /* Get consistent memory allocated for Async Port-Database. */ 4417 if (!IS_FWI2_CAPABLE(ha)) { 4418 ha->async_pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, 4419 &ha->async_pd_dma); 4420 if (!ha->async_pd) 4421 goto fail_async_pd; 4422 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002f, 4423 "async_pd=%p.\n", ha->async_pd); 4424 } 4425 4426 INIT_LIST_HEAD(&ha->vp_list); 4427 4428 /* Allocate memory for our loop_id bitmap */ 4429 ha->loop_id_map = kcalloc(BITS_TO_LONGS(LOOPID_MAP_SIZE), 4430 sizeof(long), 4431 GFP_KERNEL); 4432 if (!ha->loop_id_map) 4433 goto fail_loop_id_map; 4434 else { 4435 qla2x00_set_reserved_loop_ids(ha); 4436 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0123, 4437 "loop_id_map=%p.\n", ha->loop_id_map); 4438 } 4439 4440 ha->sfp_data = dma_alloc_coherent(&ha->pdev->dev, 4441 SFP_DEV_SIZE, &ha->sfp_data_dma, GFP_KERNEL); 4442 if (!ha->sfp_data) { 4443 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b, 4444 "Unable to allocate memory for SFP read-data.\n"); 4445 goto fail_sfp_data; 4446 } 4447 4448 ha->flt = dma_alloc_coherent(&ha->pdev->dev, 4449 sizeof(struct qla_flt_header) + FLT_REGIONS_SIZE, &ha->flt_dma, 4450 GFP_KERNEL); 4451 if (!ha->flt) { 4452 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b, 4453 "Unable to allocate memory for FLT.\n"); 4454 goto fail_flt_buffer; 4455 } 4456 4457 /* allocate the purex dma pool */ 4458 ha->purex_dma_pool = dma_pool_create(name, &ha->pdev->dev, 4459 ELS_MAX_PAYLOAD, 8, 0); 4460 4461 if (!ha->purex_dma_pool) { 4462 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b, 4463 "Unable to allocate purex_dma_pool.\n"); 4464 goto fail_flt; 4465 } 4466 4467 ha->elsrej.size = sizeof(struct fc_els_ls_rjt) + 16; 4468 ha->elsrej.c = dma_alloc_coherent(&ha->pdev->dev, 4469 ha->elsrej.size, 4470 &ha->elsrej.cdma, 4471 GFP_KERNEL); 4472 if (!ha->elsrej.c) { 4473 ql_dbg_pci(ql_dbg_init, ha->pdev, 0xffff, 4474 "Alloc failed for els reject cmd.\n"); 4475 goto fail_elsrej; 4476 } 4477 ha->elsrej.c->er_cmd = ELS_LS_RJT; 4478 ha->elsrej.c->er_reason = ELS_RJT_LOGIC; 4479 ha->elsrej.c->er_explan = ELS_EXPL_UNAB_DATA; 4480 4481 ha->lsrjt.size = sizeof(struct fcnvme_ls_rjt); 4482 ha->lsrjt.c = dma_alloc_coherent(&ha->pdev->dev, ha->lsrjt.size, 4483 &ha->lsrjt.cdma, GFP_KERNEL); 4484 if (!ha->lsrjt.c) { 4485 ql_dbg_pci(ql_dbg_init, ha->pdev, 0xffff, 4486 "Alloc failed for nvme fc reject cmd.\n"); 4487 goto fail_lsrjt; 4488 } 4489 4490 return 0; 4491 4492 fail_lsrjt: 4493 dma_free_coherent(&ha->pdev->dev, ha->elsrej.size, 4494 ha->elsrej.c, ha->elsrej.cdma); 4495 fail_elsrej: 4496 dma_pool_destroy(ha->purex_dma_pool); 4497 fail_flt: 4498 dma_free_coherent(&ha->pdev->dev, SFP_DEV_SIZE, 4499 ha->flt, ha->flt_dma); 4500 4501 fail_flt_buffer: 4502 dma_free_coherent(&ha->pdev->dev, SFP_DEV_SIZE, 4503 ha->sfp_data, ha->sfp_data_dma); 4504 fail_sfp_data: 4505 kfree(ha->loop_id_map); 4506 fail_loop_id_map: 4507 dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma); 4508 fail_async_pd: 4509 dma_pool_free(ha->s_dma_pool, ha->sf_init_cb, ha->sf_init_cb_dma); 4510 fail_sf_init_cb: 4511 dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma); 4512 fail_ex_init_cb: 4513 kfree(ha->npiv_info); 4514 fail_npiv_info: 4515 dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) * 4516 sizeof(response_t), (*rsp)->ring, (*rsp)->dma); 4517 (*rsp)->ring = NULL; 4518 (*rsp)->dma = 0; 4519 fail_rsp_ring: 4520 kfree(*rsp); 4521 *rsp = NULL; 4522 fail_rsp: 4523 dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) * 4524 sizeof(request_t), (*req)->ring, (*req)->dma); 4525 (*req)->ring = NULL; 4526 (*req)->dma = 0; 4527 fail_req_ring: 4528 kfree(*req); 4529 *req = NULL; 4530 fail_req: 4531 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), 4532 ha->ct_sns, ha->ct_sns_dma); 4533 ha->ct_sns = NULL; 4534 ha->ct_sns_dma = 0; 4535 fail_free_ms_iocb: 4536 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); 4537 ha->ms_iocb = NULL; 4538 ha->ms_iocb_dma = 0; 4539 4540 if (ha->sns_cmd) 4541 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), 4542 ha->sns_cmd, ha->sns_cmd_dma); 4543 fail_dma_pool: 4544 if (ql2xenabledif) { 4545 struct dsd_dma *dsd, *nxt; 4546 4547 list_for_each_entry_safe(dsd, nxt, &ha->pool.unusable.head, 4548 list) { 4549 list_del(&dsd->list); 4550 dma_pool_free(ha->dif_bundl_pool, dsd->dsd_addr, 4551 dsd->dsd_list_dma); 4552 ha->dif_bundle_dma_allocs--; 4553 kfree(dsd); 4554 ha->dif_bundle_kallocs--; 4555 ha->pool.unusable.count--; 4556 } 4557 dma_pool_destroy(ha->dif_bundl_pool); 4558 ha->dif_bundl_pool = NULL; 4559 } 4560 4561 fail_dif_bundl_dma_pool: 4562 if (IS_QLA82XX(ha) || ql2xenabledif) { 4563 dma_pool_destroy(ha->fcp_cmnd_dma_pool); 4564 ha->fcp_cmnd_dma_pool = NULL; 4565 } 4566 fail_dl_dma_pool: 4567 if (IS_QLA82XX(ha) || ql2xenabledif) { 4568 dma_pool_destroy(ha->dl_dma_pool); 4569 ha->dl_dma_pool = NULL; 4570 } 4571 fail_s_dma_pool: 4572 dma_pool_destroy(ha->s_dma_pool); 4573 ha->s_dma_pool = NULL; 4574 fail_free_nvram: 4575 kfree(ha->nvram); 4576 ha->nvram = NULL; 4577 fail_free_ctx_mempool: 4578 mempool_destroy(ha->ctx_mempool); 4579 ha->ctx_mempool = NULL; 4580 fail_free_srb_mempool: 4581 mempool_destroy(ha->srb_mempool); 4582 ha->srb_mempool = NULL; 4583 fail_free_gid_list: 4584 dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha), 4585 ha->gid_list, 4586 ha->gid_list_dma); 4587 ha->gid_list = NULL; 4588 ha->gid_list_dma = 0; 4589 fail_free_tgt_mem: 4590 qlt_mem_free(ha); 4591 fail_free_btree: 4592 btree_destroy32(&ha->host_map); 4593 fail_free_init_cb: 4594 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb, 4595 ha->init_cb_dma); 4596 ha->init_cb = NULL; 4597 ha->init_cb_dma = 0; 4598 fail_free_vp_map: 4599 kfree(ha->vp_map); 4600 ha->vp_map = NULL; 4601 fail: 4602 ql_log(ql_log_fatal, NULL, 0x0030, 4603 "Memory allocation failure.\n"); 4604 return -ENOMEM; 4605 } 4606 4607 int 4608 qla2x00_set_exlogins_buffer(scsi_qla_host_t *vha) 4609 { 4610 int rval; 4611 uint16_t size, max_cnt; 4612 uint32_t temp; 4613 struct qla_hw_data *ha = vha->hw; 4614 4615 /* Return if we don't need to alloacate any extended logins */ 4616 if (ql2xexlogins <= MAX_FIBRE_DEVICES_2400) 4617 return QLA_SUCCESS; 4618 4619 if (!IS_EXLOGIN_OFFLD_CAPABLE(ha)) 4620 return QLA_SUCCESS; 4621 4622 ql_log(ql_log_info, vha, 0xd021, "EXLOGIN count: %d.\n", ql2xexlogins); 4623 max_cnt = 0; 4624 rval = qla_get_exlogin_status(vha, &size, &max_cnt); 4625 if (rval != QLA_SUCCESS) { 4626 ql_log_pci(ql_log_fatal, ha->pdev, 0xd029, 4627 "Failed to get exlogin status.\n"); 4628 return rval; 4629 } 4630 4631 temp = (ql2xexlogins > max_cnt) ? max_cnt : ql2xexlogins; 4632 temp *= size; 4633 4634 if (temp != ha->exlogin_size) { 4635 qla2x00_free_exlogin_buffer(ha); 4636 ha->exlogin_size = temp; 4637 4638 ql_log(ql_log_info, vha, 0xd024, 4639 "EXLOGIN: max_logins=%d, portdb=0x%x, total=%d.\n", 4640 max_cnt, size, temp); 4641 4642 ql_log(ql_log_info, vha, 0xd025, 4643 "EXLOGIN: requested size=0x%x\n", ha->exlogin_size); 4644 4645 /* Get consistent memory for extended logins */ 4646 ha->exlogin_buf = dma_alloc_coherent(&ha->pdev->dev, 4647 ha->exlogin_size, &ha->exlogin_buf_dma, GFP_KERNEL); 4648 if (!ha->exlogin_buf) { 4649 ql_log_pci(ql_log_fatal, ha->pdev, 0xd02a, 4650 "Failed to allocate memory for exlogin_buf_dma.\n"); 4651 return -ENOMEM; 4652 } 4653 } 4654 4655 /* Now configure the dma buffer */ 4656 rval = qla_set_exlogin_mem_cfg(vha, ha->exlogin_buf_dma); 4657 if (rval) { 4658 ql_log(ql_log_fatal, vha, 0xd033, 4659 "Setup extended login buffer ****FAILED****.\n"); 4660 qla2x00_free_exlogin_buffer(ha); 4661 } 4662 4663 return rval; 4664 } 4665 4666 /* 4667 * qla2x00_free_exlogin_buffer 4668 * 4669 * Input: 4670 * ha = adapter block pointer 4671 */ 4672 void 4673 qla2x00_free_exlogin_buffer(struct qla_hw_data *ha) 4674 { 4675 if (ha->exlogin_buf) { 4676 dma_free_coherent(&ha->pdev->dev, ha->exlogin_size, 4677 ha->exlogin_buf, ha->exlogin_buf_dma); 4678 ha->exlogin_buf = NULL; 4679 ha->exlogin_size = 0; 4680 } 4681 } 4682 4683 static void 4684 qla2x00_number_of_exch(scsi_qla_host_t *vha, u32 *ret_cnt, u16 max_cnt) 4685 { 4686 u32 temp; 4687 struct init_cb_81xx *icb = (struct init_cb_81xx *)vha->hw->init_cb; 4688 *ret_cnt = FW_DEF_EXCHANGES_CNT; 4689 4690 if (max_cnt > vha->hw->max_exchg) 4691 max_cnt = vha->hw->max_exchg; 4692 4693 if (qla_ini_mode_enabled(vha)) { 4694 if (vha->ql2xiniexchg > max_cnt) 4695 vha->ql2xiniexchg = max_cnt; 4696 4697 if (vha->ql2xiniexchg > FW_DEF_EXCHANGES_CNT) 4698 *ret_cnt = vha->ql2xiniexchg; 4699 4700 } else if (qla_tgt_mode_enabled(vha)) { 4701 if (vha->ql2xexchoffld > max_cnt) { 4702 vha->ql2xexchoffld = max_cnt; 4703 icb->exchange_count = cpu_to_le16(vha->ql2xexchoffld); 4704 } 4705 4706 if (vha->ql2xexchoffld > FW_DEF_EXCHANGES_CNT) 4707 *ret_cnt = vha->ql2xexchoffld; 4708 } else if (qla_dual_mode_enabled(vha)) { 4709 temp = vha->ql2xiniexchg + vha->ql2xexchoffld; 4710 if (temp > max_cnt) { 4711 vha->ql2xiniexchg -= (temp - max_cnt)/2; 4712 vha->ql2xexchoffld -= (((temp - max_cnt)/2) + 1); 4713 temp = max_cnt; 4714 icb->exchange_count = cpu_to_le16(vha->ql2xexchoffld); 4715 } 4716 4717 if (temp > FW_DEF_EXCHANGES_CNT) 4718 *ret_cnt = temp; 4719 } 4720 } 4721 4722 int 4723 qla2x00_set_exchoffld_buffer(scsi_qla_host_t *vha) 4724 { 4725 int rval; 4726 u16 size, max_cnt; 4727 u32 actual_cnt, totsz; 4728 struct qla_hw_data *ha = vha->hw; 4729 4730 if (!ha->flags.exchoffld_enabled) 4731 return QLA_SUCCESS; 4732 4733 if (!IS_EXCHG_OFFLD_CAPABLE(ha)) 4734 return QLA_SUCCESS; 4735 4736 max_cnt = 0; 4737 rval = qla_get_exchoffld_status(vha, &size, &max_cnt); 4738 if (rval != QLA_SUCCESS) { 4739 ql_log_pci(ql_log_fatal, ha->pdev, 0xd012, 4740 "Failed to get exlogin status.\n"); 4741 return rval; 4742 } 4743 4744 qla2x00_number_of_exch(vha, &actual_cnt, max_cnt); 4745 ql_log(ql_log_info, vha, 0xd014, 4746 "Actual exchange offload count: %d.\n", actual_cnt); 4747 4748 totsz = actual_cnt * size; 4749 4750 if (totsz != ha->exchoffld_size) { 4751 qla2x00_free_exchoffld_buffer(ha); 4752 if (actual_cnt <= FW_DEF_EXCHANGES_CNT) { 4753 ha->exchoffld_size = 0; 4754 ha->flags.exchoffld_enabled = 0; 4755 return QLA_SUCCESS; 4756 } 4757 4758 ha->exchoffld_size = totsz; 4759 4760 ql_log(ql_log_info, vha, 0xd016, 4761 "Exchange offload: max_count=%d, actual count=%d entry sz=0x%x, total sz=0x%x\n", 4762 max_cnt, actual_cnt, size, totsz); 4763 4764 ql_log(ql_log_info, vha, 0xd017, 4765 "Exchange Buffers requested size = 0x%x\n", 4766 ha->exchoffld_size); 4767 4768 /* Get consistent memory for extended logins */ 4769 ha->exchoffld_buf = dma_alloc_coherent(&ha->pdev->dev, 4770 ha->exchoffld_size, &ha->exchoffld_buf_dma, GFP_KERNEL); 4771 if (!ha->exchoffld_buf) { 4772 ql_log_pci(ql_log_fatal, ha->pdev, 0xd013, 4773 "Failed to allocate memory for Exchange Offload.\n"); 4774 4775 if (ha->max_exchg > 4776 (FW_DEF_EXCHANGES_CNT + REDUCE_EXCHANGES_CNT)) { 4777 ha->max_exchg -= REDUCE_EXCHANGES_CNT; 4778 } else if (ha->max_exchg > 4779 (FW_DEF_EXCHANGES_CNT + 512)) { 4780 ha->max_exchg -= 512; 4781 } else { 4782 ha->flags.exchoffld_enabled = 0; 4783 ql_log_pci(ql_log_fatal, ha->pdev, 0xd013, 4784 "Disabling Exchange offload due to lack of memory\n"); 4785 } 4786 ha->exchoffld_size = 0; 4787 4788 return -ENOMEM; 4789 } 4790 } else if (!ha->exchoffld_buf || (actual_cnt <= FW_DEF_EXCHANGES_CNT)) { 4791 /* pathological case */ 4792 qla2x00_free_exchoffld_buffer(ha); 4793 ha->exchoffld_size = 0; 4794 ha->flags.exchoffld_enabled = 0; 4795 ql_log(ql_log_info, vha, 0xd016, 4796 "Exchange offload not enable: offld size=%d, actual count=%d entry sz=0x%x, total sz=0x%x.\n", 4797 ha->exchoffld_size, actual_cnt, size, totsz); 4798 return 0; 4799 } 4800 4801 /* Now configure the dma buffer */ 4802 rval = qla_set_exchoffld_mem_cfg(vha); 4803 if (rval) { 4804 ql_log(ql_log_fatal, vha, 0xd02e, 4805 "Setup exchange offload buffer ****FAILED****.\n"); 4806 qla2x00_free_exchoffld_buffer(ha); 4807 } else { 4808 /* re-adjust number of target exchange */ 4809 struct init_cb_81xx *icb = (struct init_cb_81xx *)ha->init_cb; 4810 4811 if (qla_ini_mode_enabled(vha)) 4812 icb->exchange_count = 0; 4813 else 4814 icb->exchange_count = cpu_to_le16(vha->ql2xexchoffld); 4815 } 4816 4817 return rval; 4818 } 4819 4820 /* 4821 * qla2x00_free_exchoffld_buffer 4822 * 4823 * Input: 4824 * ha = adapter block pointer 4825 */ 4826 void 4827 qla2x00_free_exchoffld_buffer(struct qla_hw_data *ha) 4828 { 4829 if (ha->exchoffld_buf) { 4830 dma_free_coherent(&ha->pdev->dev, ha->exchoffld_size, 4831 ha->exchoffld_buf, ha->exchoffld_buf_dma); 4832 ha->exchoffld_buf = NULL; 4833 ha->exchoffld_size = 0; 4834 } 4835 } 4836 4837 /* 4838 * qla2x00_free_fw_dump 4839 * Frees fw dump stuff. 4840 * 4841 * Input: 4842 * ha = adapter block pointer 4843 */ 4844 static void 4845 qla2x00_free_fw_dump(struct qla_hw_data *ha) 4846 { 4847 struct fwdt *fwdt = ha->fwdt; 4848 uint j; 4849 4850 if (ha->fce) 4851 dma_free_coherent(&ha->pdev->dev, 4852 FCE_SIZE, ha->fce, ha->fce_dma); 4853 4854 if (ha->eft) 4855 dma_free_coherent(&ha->pdev->dev, 4856 EFT_SIZE, ha->eft, ha->eft_dma); 4857 4858 vfree(ha->fw_dump); 4859 4860 ha->fce = NULL; 4861 ha->fce_dma = 0; 4862 ha->flags.fce_enabled = 0; 4863 ha->eft = NULL; 4864 ha->eft_dma = 0; 4865 ha->fw_dumped = false; 4866 ha->fw_dump_cap_flags = 0; 4867 ha->fw_dump_reading = 0; 4868 ha->fw_dump = NULL; 4869 ha->fw_dump_len = 0; 4870 4871 for (j = 0; j < 2; j++, fwdt++) { 4872 vfree(fwdt->template); 4873 fwdt->template = NULL; 4874 fwdt->length = 0; 4875 } 4876 } 4877 4878 /* 4879 * qla2x00_mem_free 4880 * Frees all adapter allocated memory. 4881 * 4882 * Input: 4883 * ha = adapter block pointer. 4884 */ 4885 static void 4886 qla2x00_mem_free(struct qla_hw_data *ha) 4887 { 4888 qla2x00_free_fw_dump(ha); 4889 4890 if (ha->mctp_dump) 4891 dma_free_coherent(&ha->pdev->dev, MCTP_DUMP_SIZE, ha->mctp_dump, 4892 ha->mctp_dump_dma); 4893 ha->mctp_dump = NULL; 4894 4895 mempool_destroy(ha->srb_mempool); 4896 ha->srb_mempool = NULL; 4897 4898 if (ha->dcbx_tlv) 4899 dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE, 4900 ha->dcbx_tlv, ha->dcbx_tlv_dma); 4901 ha->dcbx_tlv = NULL; 4902 4903 if (ha->xgmac_data) 4904 dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE, 4905 ha->xgmac_data, ha->xgmac_data_dma); 4906 ha->xgmac_data = NULL; 4907 4908 if (ha->sns_cmd) 4909 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), 4910 ha->sns_cmd, ha->sns_cmd_dma); 4911 ha->sns_cmd = NULL; 4912 ha->sns_cmd_dma = 0; 4913 4914 if (ha->ct_sns) 4915 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), 4916 ha->ct_sns, ha->ct_sns_dma); 4917 ha->ct_sns = NULL; 4918 ha->ct_sns_dma = 0; 4919 4920 if (ha->sfp_data) 4921 dma_free_coherent(&ha->pdev->dev, SFP_DEV_SIZE, ha->sfp_data, 4922 ha->sfp_data_dma); 4923 ha->sfp_data = NULL; 4924 4925 if (ha->flt) 4926 dma_free_coherent(&ha->pdev->dev, 4927 sizeof(struct qla_flt_header) + FLT_REGIONS_SIZE, 4928 ha->flt, ha->flt_dma); 4929 ha->flt = NULL; 4930 ha->flt_dma = 0; 4931 4932 if (ha->ms_iocb) 4933 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); 4934 ha->ms_iocb = NULL; 4935 ha->ms_iocb_dma = 0; 4936 4937 if (ha->sf_init_cb) 4938 dma_pool_free(ha->s_dma_pool, 4939 ha->sf_init_cb, ha->sf_init_cb_dma); 4940 4941 if (ha->ex_init_cb) 4942 dma_pool_free(ha->s_dma_pool, 4943 ha->ex_init_cb, ha->ex_init_cb_dma); 4944 ha->ex_init_cb = NULL; 4945 ha->ex_init_cb_dma = 0; 4946 4947 if (ha->async_pd) 4948 dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma); 4949 ha->async_pd = NULL; 4950 ha->async_pd_dma = 0; 4951 4952 dma_pool_destroy(ha->s_dma_pool); 4953 ha->s_dma_pool = NULL; 4954 4955 if (ha->gid_list) 4956 dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha), 4957 ha->gid_list, ha->gid_list_dma); 4958 ha->gid_list = NULL; 4959 ha->gid_list_dma = 0; 4960 4961 if (ha->base_qpair && !list_empty(&ha->base_qpair->dsd_list)) { 4962 struct dsd_dma *dsd_ptr, *tdsd_ptr; 4963 4964 /* clean up allocated prev pool */ 4965 list_for_each_entry_safe(dsd_ptr, tdsd_ptr, 4966 &ha->base_qpair->dsd_list, list) { 4967 dma_pool_free(ha->dl_dma_pool, dsd_ptr->dsd_addr, 4968 dsd_ptr->dsd_list_dma); 4969 list_del(&dsd_ptr->list); 4970 kfree(dsd_ptr); 4971 } 4972 } 4973 4974 dma_pool_destroy(ha->dl_dma_pool); 4975 ha->dl_dma_pool = NULL; 4976 4977 dma_pool_destroy(ha->fcp_cmnd_dma_pool); 4978 ha->fcp_cmnd_dma_pool = NULL; 4979 4980 mempool_destroy(ha->ctx_mempool); 4981 ha->ctx_mempool = NULL; 4982 4983 if (ql2xenabledif && ha->dif_bundl_pool) { 4984 struct dsd_dma *dsd, *nxt; 4985 4986 list_for_each_entry_safe(dsd, nxt, &ha->pool.unusable.head, 4987 list) { 4988 list_del(&dsd->list); 4989 dma_pool_free(ha->dif_bundl_pool, dsd->dsd_addr, 4990 dsd->dsd_list_dma); 4991 ha->dif_bundle_dma_allocs--; 4992 kfree(dsd); 4993 ha->dif_bundle_kallocs--; 4994 ha->pool.unusable.count--; 4995 } 4996 list_for_each_entry_safe(dsd, nxt, &ha->pool.good.head, list) { 4997 list_del(&dsd->list); 4998 dma_pool_free(ha->dif_bundl_pool, dsd->dsd_addr, 4999 dsd->dsd_list_dma); 5000 ha->dif_bundle_dma_allocs--; 5001 kfree(dsd); 5002 ha->dif_bundle_kallocs--; 5003 } 5004 } 5005 5006 dma_pool_destroy(ha->dif_bundl_pool); 5007 ha->dif_bundl_pool = NULL; 5008 5009 qlt_mem_free(ha); 5010 qla_remove_hostmap(ha); 5011 5012 if (ha->init_cb) 5013 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, 5014 ha->init_cb, ha->init_cb_dma); 5015 5016 dma_pool_destroy(ha->purex_dma_pool); 5017 ha->purex_dma_pool = NULL; 5018 5019 if (ha->elsrej.c) { 5020 dma_free_coherent(&ha->pdev->dev, ha->elsrej.size, 5021 ha->elsrej.c, ha->elsrej.cdma); 5022 ha->elsrej.c = NULL; 5023 } 5024 5025 if (ha->lsrjt.c) { 5026 dma_free_coherent(&ha->pdev->dev, ha->lsrjt.size, ha->lsrjt.c, 5027 ha->lsrjt.cdma); 5028 ha->lsrjt.c = NULL; 5029 } 5030 5031 ha->init_cb = NULL; 5032 ha->init_cb_dma = 0; 5033 5034 vfree(ha->optrom_buffer); 5035 ha->optrom_buffer = NULL; 5036 kfree(ha->nvram); 5037 ha->nvram = NULL; 5038 kfree(ha->npiv_info); 5039 ha->npiv_info = NULL; 5040 kfree(ha->swl); 5041 ha->swl = NULL; 5042 kfree(ha->loop_id_map); 5043 ha->sf_init_cb = NULL; 5044 ha->sf_init_cb_dma = 0; 5045 ha->loop_id_map = NULL; 5046 5047 kfree(ha->vp_map); 5048 ha->vp_map = NULL; 5049 } 5050 5051 struct scsi_qla_host *qla2x00_create_host(const struct scsi_host_template *sht, 5052 struct qla_hw_data *ha) 5053 { 5054 struct Scsi_Host *host; 5055 struct scsi_qla_host *vha = NULL; 5056 5057 host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t)); 5058 if (!host) { 5059 ql_log_pci(ql_log_fatal, ha->pdev, 0x0107, 5060 "Failed to allocate host from the scsi layer, aborting.\n"); 5061 return NULL; 5062 } 5063 5064 /* Clear our data area */ 5065 vha = shost_priv(host); 5066 memset(vha, 0, sizeof(scsi_qla_host_t)); 5067 5068 vha->host = host; 5069 vha->host_no = host->host_no; 5070 vha->hw = ha; 5071 5072 vha->qlini_mode = ql2x_ini_mode; 5073 vha->ql2xexchoffld = ql2xexchoffld; 5074 vha->ql2xiniexchg = ql2xiniexchg; 5075 5076 INIT_LIST_HEAD(&vha->vp_fcports); 5077 INIT_LIST_HEAD(&vha->work_list); 5078 INIT_LIST_HEAD(&vha->list); 5079 INIT_LIST_HEAD(&vha->qla_cmd_list); 5080 INIT_LIST_HEAD(&vha->logo_list); 5081 INIT_LIST_HEAD(&vha->plogi_ack_list); 5082 INIT_LIST_HEAD(&vha->qp_list); 5083 INIT_LIST_HEAD(&vha->gnl.fcports); 5084 INIT_WORK(&vha->iocb_work, qla2x00_iocb_work_fn); 5085 5086 INIT_LIST_HEAD(&vha->purex_list.head); 5087 spin_lock_init(&vha->purex_list.lock); 5088 5089 spin_lock_init(&vha->work_lock); 5090 spin_lock_init(&vha->cmd_list_lock); 5091 init_waitqueue_head(&vha->fcport_waitQ); 5092 init_waitqueue_head(&vha->vref_waitq); 5093 qla_enode_init(vha); 5094 qla_edb_init(vha); 5095 5096 5097 vha->gnl.size = sizeof(struct get_name_list_extended) * 5098 (ha->max_loop_id + 1); 5099 vha->gnl.l = dma_alloc_coherent(&ha->pdev->dev, 5100 vha->gnl.size, &vha->gnl.ldma, GFP_KERNEL); 5101 if (!vha->gnl.l) { 5102 ql_log(ql_log_fatal, vha, 0xd04a, 5103 "Alloc failed for name list.\n"); 5104 scsi_host_put(vha->host); 5105 return NULL; 5106 } 5107 5108 /* todo: what about ext login? */ 5109 vha->scan.size = ha->max_fibre_devices * sizeof(struct fab_scan_rp); 5110 vha->scan.l = vmalloc(vha->scan.size); 5111 if (!vha->scan.l) { 5112 ql_log(ql_log_fatal, vha, 0xd04a, 5113 "Alloc failed for scan database.\n"); 5114 dma_free_coherent(&ha->pdev->dev, vha->gnl.size, 5115 vha->gnl.l, vha->gnl.ldma); 5116 vha->gnl.l = NULL; 5117 scsi_host_put(vha->host); 5118 return NULL; 5119 } 5120 INIT_DELAYED_WORK(&vha->scan.scan_work, qla_scan_work_fn); 5121 5122 snprintf(vha->host_str, sizeof(vha->host_str), "%s_%lu", 5123 QLA2XXX_DRIVER_NAME, vha->host_no); 5124 ql_dbg(ql_dbg_init, vha, 0x0041, 5125 "Allocated the host=%p hw=%p vha=%p dev_name=%s", 5126 vha->host, vha->hw, vha, 5127 dev_name(&(ha->pdev->dev))); 5128 5129 return vha; 5130 } 5131 5132 struct qla_work_evt * 5133 qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type) 5134 { 5135 struct qla_work_evt *e; 5136 5137 if (test_bit(UNLOADING, &vha->dpc_flags)) 5138 return NULL; 5139 5140 if (qla_vha_mark_busy(vha)) 5141 return NULL; 5142 5143 e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC); 5144 if (!e) { 5145 QLA_VHA_MARK_NOT_BUSY(vha); 5146 return NULL; 5147 } 5148 5149 INIT_LIST_HEAD(&e->list); 5150 e->type = type; 5151 e->flags = QLA_EVT_FLAG_FREE; 5152 return e; 5153 } 5154 5155 int 5156 qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e) 5157 { 5158 unsigned long flags; 5159 bool q = false; 5160 5161 spin_lock_irqsave(&vha->work_lock, flags); 5162 list_add_tail(&e->list, &vha->work_list); 5163 5164 if (!test_and_set_bit(IOCB_WORK_ACTIVE, &vha->dpc_flags)) 5165 q = true; 5166 5167 spin_unlock_irqrestore(&vha->work_lock, flags); 5168 5169 if (q) 5170 queue_work(vha->hw->wq, &vha->iocb_work); 5171 5172 return QLA_SUCCESS; 5173 } 5174 5175 int 5176 qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code, 5177 u32 data) 5178 { 5179 struct qla_work_evt *e; 5180 5181 e = qla2x00_alloc_work(vha, QLA_EVT_AEN); 5182 if (!e) 5183 return QLA_FUNCTION_FAILED; 5184 5185 e->u.aen.code = code; 5186 e->u.aen.data = data; 5187 return qla2x00_post_work(vha, e); 5188 } 5189 5190 int 5191 qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb) 5192 { 5193 struct qla_work_evt *e; 5194 5195 e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK); 5196 if (!e) 5197 return QLA_FUNCTION_FAILED; 5198 5199 memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t)); 5200 return qla2x00_post_work(vha, e); 5201 } 5202 5203 #define qla2x00_post_async_work(name, type) \ 5204 int qla2x00_post_async_##name##_work( \ 5205 struct scsi_qla_host *vha, \ 5206 fc_port_t *fcport, uint16_t *data) \ 5207 { \ 5208 struct qla_work_evt *e; \ 5209 \ 5210 e = qla2x00_alloc_work(vha, type); \ 5211 if (!e) \ 5212 return QLA_FUNCTION_FAILED; \ 5213 \ 5214 e->u.logio.fcport = fcport; \ 5215 if (data) { \ 5216 e->u.logio.data[0] = data[0]; \ 5217 e->u.logio.data[1] = data[1]; \ 5218 } \ 5219 fcport->flags |= FCF_ASYNC_ACTIVE; \ 5220 return qla2x00_post_work(vha, e); \ 5221 } 5222 5223 qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN); 5224 qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT); 5225 qla2x00_post_async_work(adisc, QLA_EVT_ASYNC_ADISC); 5226 qla2x00_post_async_work(prlo, QLA_EVT_ASYNC_PRLO); 5227 qla2x00_post_async_work(prlo_done, QLA_EVT_ASYNC_PRLO_DONE); 5228 5229 int 5230 qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code) 5231 { 5232 struct qla_work_evt *e; 5233 5234 e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT); 5235 if (!e) 5236 return QLA_FUNCTION_FAILED; 5237 5238 e->u.uevent.code = code; 5239 return qla2x00_post_work(vha, e); 5240 } 5241 5242 static void 5243 qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code) 5244 { 5245 char event_string[40]; 5246 char *envp[] = { event_string, NULL }; 5247 5248 switch (code) { 5249 case QLA_UEVENT_CODE_FW_DUMP: 5250 snprintf(event_string, sizeof(event_string), "FW_DUMP=%lu", 5251 vha->host_no); 5252 break; 5253 default: 5254 /* do nothing */ 5255 break; 5256 } 5257 kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp); 5258 } 5259 5260 int 5261 qlafx00_post_aenfx_work(struct scsi_qla_host *vha, uint32_t evtcode, 5262 uint32_t *data, int cnt) 5263 { 5264 struct qla_work_evt *e; 5265 5266 e = qla2x00_alloc_work(vha, QLA_EVT_AENFX); 5267 if (!e) 5268 return QLA_FUNCTION_FAILED; 5269 5270 e->u.aenfx.evtcode = evtcode; 5271 e->u.aenfx.count = cnt; 5272 memcpy(e->u.aenfx.mbx, data, sizeof(*data) * cnt); 5273 return qla2x00_post_work(vha, e); 5274 } 5275 5276 void qla24xx_sched_upd_fcport(fc_port_t *fcport) 5277 { 5278 unsigned long flags; 5279 5280 if (IS_SW_RESV_ADDR(fcport->d_id)) 5281 return; 5282 5283 spin_lock_irqsave(&fcport->vha->work_lock, flags); 5284 if (fcport->disc_state == DSC_UPD_FCPORT) { 5285 spin_unlock_irqrestore(&fcport->vha->work_lock, flags); 5286 return; 5287 } 5288 fcport->jiffies_at_registration = jiffies; 5289 fcport->sec_since_registration = 0; 5290 fcport->next_disc_state = DSC_DELETED; 5291 qla2x00_set_fcport_disc_state(fcport, DSC_UPD_FCPORT); 5292 spin_unlock_irqrestore(&fcport->vha->work_lock, flags); 5293 5294 queue_work(system_unbound_wq, &fcport->reg_work); 5295 } 5296 5297 static 5298 void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e) 5299 { 5300 unsigned long flags; 5301 fc_port_t *fcport = NULL, *tfcp; 5302 struct qlt_plogi_ack_t *pla = 5303 (struct qlt_plogi_ack_t *)e->u.new_sess.pla; 5304 uint8_t free_fcport = 0; 5305 5306 ql_dbg(ql_dbg_disc, vha, 0xffff, 5307 "%s %d %8phC enter\n", 5308 __func__, __LINE__, e->u.new_sess.port_name); 5309 5310 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); 5311 fcport = qla2x00_find_fcport_by_wwpn(vha, e->u.new_sess.port_name, 1); 5312 if (fcport) { 5313 fcport->d_id = e->u.new_sess.id; 5314 if (pla) { 5315 fcport->fw_login_state = DSC_LS_PLOGI_PEND; 5316 memcpy(fcport->node_name, 5317 pla->iocb.u.isp24.u.plogi.node_name, 5318 WWN_SIZE); 5319 qlt_plogi_ack_link(vha, pla, fcport, QLT_PLOGI_LINK_SAME_WWN); 5320 /* we took an extra ref_count to prevent PLOGI ACK when 5321 * fcport/sess has not been created. 5322 */ 5323 pla->ref_count--; 5324 } 5325 } else { 5326 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); 5327 fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); 5328 if (fcport) { 5329 fcport->d_id = e->u.new_sess.id; 5330 fcport->flags |= FCF_FABRIC_DEVICE; 5331 fcport->fw_login_state = DSC_LS_PLOGI_PEND; 5332 fcport->tgt_short_link_down_cnt = 0; 5333 5334 memcpy(fcport->port_name, e->u.new_sess.port_name, 5335 WWN_SIZE); 5336 5337 fcport->fc4_type = e->u.new_sess.fc4_type; 5338 if (NVME_PRIORITY(vha->hw, fcport)) 5339 fcport->do_prli_nvme = 1; 5340 else 5341 fcport->do_prli_nvme = 0; 5342 5343 if (e->u.new_sess.fc4_type & FS_FCP_IS_N2N) { 5344 fcport->dm_login_expire = jiffies + 5345 QLA_N2N_WAIT_TIME * HZ; 5346 fcport->fc4_type = FS_FC4TYPE_FCP; 5347 fcport->n2n_flag = 1; 5348 if (vha->flags.nvme_enabled) 5349 fcport->fc4_type |= FS_FC4TYPE_NVME; 5350 } 5351 5352 } else { 5353 ql_dbg(ql_dbg_disc, vha, 0xffff, 5354 "%s %8phC mem alloc fail.\n", 5355 __func__, e->u.new_sess.port_name); 5356 5357 if (pla) { 5358 list_del(&pla->list); 5359 kmem_cache_free(qla_tgt_plogi_cachep, pla); 5360 } 5361 return; 5362 } 5363 5364 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); 5365 /* search again to make sure no one else got ahead */ 5366 tfcp = qla2x00_find_fcport_by_wwpn(vha, 5367 e->u.new_sess.port_name, 1); 5368 if (tfcp) { 5369 /* should rarily happen */ 5370 ql_dbg(ql_dbg_disc, vha, 0xffff, 5371 "%s %8phC found existing fcport b4 add. DS %d LS %d\n", 5372 __func__, tfcp->port_name, tfcp->disc_state, 5373 tfcp->fw_login_state); 5374 5375 free_fcport = 1; 5376 } else { 5377 list_add_tail(&fcport->list, &vha->vp_fcports); 5378 5379 } 5380 if (pla) { 5381 qlt_plogi_ack_link(vha, pla, fcport, 5382 QLT_PLOGI_LINK_SAME_WWN); 5383 pla->ref_count--; 5384 } 5385 } 5386 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); 5387 5388 if (fcport) { 5389 fcport->id_changed = 1; 5390 fcport->scan_state = QLA_FCPORT_FOUND; 5391 fcport->chip_reset = vha->hw->base_qpair->chip_reset; 5392 memcpy(fcport->node_name, e->u.new_sess.node_name, WWN_SIZE); 5393 5394 if (pla) { 5395 if (pla->iocb.u.isp24.status_subcode == ELS_PRLI) { 5396 u16 wd3_lo; 5397 5398 fcport->fw_login_state = DSC_LS_PRLI_PEND; 5399 fcport->local = 0; 5400 fcport->loop_id = 5401 le16_to_cpu( 5402 pla->iocb.u.isp24.nport_handle); 5403 fcport->fw_login_state = DSC_LS_PRLI_PEND; 5404 wd3_lo = 5405 le16_to_cpu( 5406 pla->iocb.u.isp24.u.prli.wd3_lo); 5407 5408 if (wd3_lo & BIT_7) 5409 fcport->conf_compl_supported = 1; 5410 5411 if ((wd3_lo & BIT_4) == 0) 5412 fcport->port_type = FCT_INITIATOR; 5413 else 5414 fcport->port_type = FCT_TARGET; 5415 } 5416 qlt_plogi_ack_unref(vha, pla); 5417 } else { 5418 fc_port_t *dfcp = NULL; 5419 5420 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); 5421 tfcp = qla2x00_find_fcport_by_nportid(vha, 5422 &e->u.new_sess.id, 1); 5423 if (tfcp && (tfcp != fcport)) { 5424 /* 5425 * We have a conflict fcport with same NportID. 5426 */ 5427 ql_dbg(ql_dbg_disc, vha, 0xffff, 5428 "%s %8phC found conflict b4 add. DS %d LS %d\n", 5429 __func__, tfcp->port_name, tfcp->disc_state, 5430 tfcp->fw_login_state); 5431 5432 switch (tfcp->disc_state) { 5433 case DSC_DELETED: 5434 break; 5435 case DSC_DELETE_PEND: 5436 fcport->login_pause = 1; 5437 tfcp->conflict = fcport; 5438 break; 5439 default: 5440 fcport->login_pause = 1; 5441 tfcp->conflict = fcport; 5442 dfcp = tfcp; 5443 break; 5444 } 5445 } 5446 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); 5447 if (dfcp) 5448 qlt_schedule_sess_for_deletion(tfcp); 5449 5450 if (N2N_TOPO(vha->hw)) { 5451 fcport->flags &= ~FCF_FABRIC_DEVICE; 5452 fcport->keep_nport_handle = 1; 5453 if (vha->flags.nvme_enabled) { 5454 fcport->fc4_type = 5455 (FS_FC4TYPE_NVME | FS_FC4TYPE_FCP); 5456 fcport->n2n_flag = 1; 5457 } 5458 fcport->fw_login_state = 0; 5459 5460 schedule_delayed_work(&vha->scan.scan_work, 5); 5461 } else { 5462 qla24xx_fcport_handle_login(vha, fcport); 5463 } 5464 } 5465 } 5466 5467 if (free_fcport) { 5468 qla2x00_free_fcport(fcport); 5469 if (pla) { 5470 list_del(&pla->list); 5471 kmem_cache_free(qla_tgt_plogi_cachep, pla); 5472 } 5473 } 5474 } 5475 5476 static void qla_sp_retry(struct scsi_qla_host *vha, struct qla_work_evt *e) 5477 { 5478 struct srb *sp = e->u.iosb.sp; 5479 int rval; 5480 5481 rval = qla2x00_start_sp(sp); 5482 if (rval != QLA_SUCCESS) { 5483 ql_dbg(ql_dbg_disc, vha, 0x2043, 5484 "%s: %s: Re-issue IOCB failed (%d).\n", 5485 __func__, sp->name, rval); 5486 qla24xx_sp_unmap(vha, sp); 5487 } 5488 } 5489 5490 void 5491 qla2x00_do_work(struct scsi_qla_host *vha) 5492 { 5493 struct qla_work_evt *e, *tmp; 5494 unsigned long flags; 5495 LIST_HEAD(work); 5496 int rc; 5497 5498 spin_lock_irqsave(&vha->work_lock, flags); 5499 list_splice_init(&vha->work_list, &work); 5500 spin_unlock_irqrestore(&vha->work_lock, flags); 5501 5502 list_for_each_entry_safe(e, tmp, &work, list) { 5503 rc = QLA_SUCCESS; 5504 switch (e->type) { 5505 case QLA_EVT_AEN: 5506 fc_host_post_event(vha->host, fc_get_event_number(), 5507 e->u.aen.code, e->u.aen.data); 5508 break; 5509 case QLA_EVT_IDC_ACK: 5510 qla81xx_idc_ack(vha, e->u.idc_ack.mb); 5511 break; 5512 case QLA_EVT_ASYNC_LOGIN: 5513 qla2x00_async_login(vha, e->u.logio.fcport, 5514 e->u.logio.data); 5515 break; 5516 case QLA_EVT_ASYNC_LOGOUT: 5517 rc = qla2x00_async_logout(vha, e->u.logio.fcport); 5518 break; 5519 case QLA_EVT_ASYNC_ADISC: 5520 qla2x00_async_adisc(vha, e->u.logio.fcport, 5521 e->u.logio.data); 5522 break; 5523 case QLA_EVT_UEVENT: 5524 qla2x00_uevent_emit(vha, e->u.uevent.code); 5525 break; 5526 case QLA_EVT_AENFX: 5527 qlafx00_process_aen(vha, e); 5528 break; 5529 case QLA_EVT_UNMAP: 5530 qla24xx_sp_unmap(vha, e->u.iosb.sp); 5531 break; 5532 case QLA_EVT_RELOGIN: 5533 qla2x00_relogin(vha); 5534 break; 5535 case QLA_EVT_NEW_SESS: 5536 qla24xx_create_new_sess(vha, e); 5537 break; 5538 case QLA_EVT_GPDB: 5539 qla24xx_async_gpdb(vha, e->u.fcport.fcport, 5540 e->u.fcport.opt); 5541 break; 5542 case QLA_EVT_PRLI: 5543 qla24xx_async_prli(vha, e->u.fcport.fcport); 5544 break; 5545 case QLA_EVT_GPSC: 5546 qla24xx_async_gpsc(vha, e->u.fcport.fcport); 5547 break; 5548 case QLA_EVT_GNL: 5549 qla24xx_async_gnl(vha, e->u.fcport.fcport); 5550 break; 5551 case QLA_EVT_NACK: 5552 qla24xx_do_nack_work(vha, e); 5553 break; 5554 case QLA_EVT_ASYNC_PRLO: 5555 rc = qla2x00_async_prlo(vha, e->u.logio.fcport); 5556 break; 5557 case QLA_EVT_ASYNC_PRLO_DONE: 5558 qla2x00_async_prlo_done(vha, e->u.logio.fcport, 5559 e->u.logio.data); 5560 break; 5561 case QLA_EVT_SCAN_CMD: 5562 qla_fab_async_scan(vha, e->u.iosb.sp); 5563 break; 5564 case QLA_EVT_SCAN_FINISH: 5565 qla_fab_scan_finish(vha, e->u.iosb.sp); 5566 break; 5567 case QLA_EVT_GFPNID: 5568 qla24xx_async_gfpnid(vha, e->u.fcport.fcport); 5569 break; 5570 case QLA_EVT_SP_RETRY: 5571 qla_sp_retry(vha, e); 5572 break; 5573 case QLA_EVT_IIDMA: 5574 qla_do_iidma_work(vha, e->u.fcport.fcport); 5575 break; 5576 case QLA_EVT_ELS_PLOGI: 5577 qla24xx_els_dcmd2_iocb(vha, ELS_DCMD_PLOGI, 5578 e->u.fcport.fcport); 5579 break; 5580 case QLA_EVT_SA_REPLACE: 5581 rc = qla24xx_issue_sa_replace_iocb(vha, e); 5582 break; 5583 } 5584 5585 if (rc == EAGAIN) { 5586 /* put 'work' at head of 'vha->work_list' */ 5587 spin_lock_irqsave(&vha->work_lock, flags); 5588 list_splice(&work, &vha->work_list); 5589 spin_unlock_irqrestore(&vha->work_lock, flags); 5590 break; 5591 } 5592 list_del_init(&e->list); 5593 if (e->flags & QLA_EVT_FLAG_FREE) 5594 kfree(e); 5595 5596 /* For each work completed decrement vha ref count */ 5597 QLA_VHA_MARK_NOT_BUSY(vha); 5598 } 5599 } 5600 5601 int qla24xx_post_relogin_work(struct scsi_qla_host *vha) 5602 { 5603 struct qla_work_evt *e; 5604 5605 e = qla2x00_alloc_work(vha, QLA_EVT_RELOGIN); 5606 5607 if (!e) { 5608 set_bit(RELOGIN_NEEDED, &vha->dpc_flags); 5609 return QLA_FUNCTION_FAILED; 5610 } 5611 5612 return qla2x00_post_work(vha, e); 5613 } 5614 5615 /* Relogins all the fcports of a vport 5616 * Context: dpc thread 5617 */ 5618 void qla2x00_relogin(struct scsi_qla_host *vha) 5619 { 5620 fc_port_t *fcport; 5621 int status, relogin_needed = 0; 5622 struct event_arg ea; 5623 5624 list_for_each_entry(fcport, &vha->vp_fcports, list) { 5625 /* 5626 * If the port is not ONLINE then try to login 5627 * to it if we haven't run out of retries. 5628 */ 5629 if (atomic_read(&fcport->state) != FCS_ONLINE && 5630 fcport->login_retry) { 5631 if (fcport->scan_state != QLA_FCPORT_FOUND || 5632 fcport->disc_state == DSC_LOGIN_AUTH_PEND || 5633 fcport->disc_state == DSC_LOGIN_COMPLETE) 5634 continue; 5635 5636 if (fcport->flags & (FCF_ASYNC_SENT|FCF_ASYNC_ACTIVE) || 5637 fcport->disc_state == DSC_DELETE_PEND) { 5638 relogin_needed = 1; 5639 } else { 5640 if (vha->hw->current_topology != ISP_CFG_NL) { 5641 memset(&ea, 0, sizeof(ea)); 5642 ea.fcport = fcport; 5643 qla24xx_handle_relogin_event(vha, &ea); 5644 } else if (vha->hw->current_topology == 5645 ISP_CFG_NL && 5646 IS_QLA2XXX_MIDTYPE(vha->hw)) { 5647 (void)qla24xx_fcport_handle_login(vha, 5648 fcport); 5649 } else if (vha->hw->current_topology == 5650 ISP_CFG_NL) { 5651 fcport->login_retry--; 5652 status = 5653 qla2x00_local_device_login(vha, 5654 fcport); 5655 if (status == QLA_SUCCESS) { 5656 fcport->old_loop_id = 5657 fcport->loop_id; 5658 ql_dbg(ql_dbg_disc, vha, 0x2003, 5659 "Port login OK: logged in ID 0x%x.\n", 5660 fcport->loop_id); 5661 qla2x00_update_fcport 5662 (vha, fcport); 5663 } else if (status == 1) { 5664 set_bit(RELOGIN_NEEDED, 5665 &vha->dpc_flags); 5666 /* retry the login again */ 5667 ql_dbg(ql_dbg_disc, vha, 0x2007, 5668 "Retrying %d login again loop_id 0x%x.\n", 5669 fcport->login_retry, 5670 fcport->loop_id); 5671 } else { 5672 fcport->login_retry = 0; 5673 } 5674 5675 if (fcport->login_retry == 0 && 5676 status != QLA_SUCCESS) 5677 qla2x00_clear_loop_id(fcport); 5678 } 5679 } 5680 } 5681 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) 5682 break; 5683 } 5684 5685 if (relogin_needed) 5686 set_bit(RELOGIN_NEEDED, &vha->dpc_flags); 5687 5688 ql_dbg(ql_dbg_disc, vha, 0x400e, 5689 "Relogin end.\n"); 5690 } 5691 5692 /* Schedule work on any of the dpc-workqueues */ 5693 void 5694 qla83xx_schedule_work(scsi_qla_host_t *base_vha, int work_code) 5695 { 5696 struct qla_hw_data *ha = base_vha->hw; 5697 5698 switch (work_code) { 5699 case MBA_IDC_AEN: /* 0x8200 */ 5700 if (ha->dpc_lp_wq) 5701 queue_work(ha->dpc_lp_wq, &ha->idc_aen); 5702 break; 5703 5704 case QLA83XX_NIC_CORE_RESET: /* 0x1 */ 5705 if (!ha->flags.nic_core_reset_hdlr_active) { 5706 if (ha->dpc_hp_wq) 5707 queue_work(ha->dpc_hp_wq, &ha->nic_core_reset); 5708 } else 5709 ql_dbg(ql_dbg_p3p, base_vha, 0xb05e, 5710 "NIC Core reset is already active. Skip " 5711 "scheduling it again.\n"); 5712 break; 5713 case QLA83XX_IDC_STATE_HANDLER: /* 0x2 */ 5714 if (ha->dpc_hp_wq) 5715 queue_work(ha->dpc_hp_wq, &ha->idc_state_handler); 5716 break; 5717 case QLA83XX_NIC_CORE_UNRECOVERABLE: /* 0x3 */ 5718 if (ha->dpc_hp_wq) 5719 queue_work(ha->dpc_hp_wq, &ha->nic_core_unrecoverable); 5720 break; 5721 default: 5722 ql_log(ql_log_warn, base_vha, 0xb05f, 5723 "Unknown work-code=0x%x.\n", work_code); 5724 } 5725 5726 return; 5727 } 5728 5729 /* Work: Perform NIC Core Unrecoverable state handling */ 5730 void 5731 qla83xx_nic_core_unrecoverable_work(struct work_struct *work) 5732 { 5733 struct qla_hw_data *ha = 5734 container_of(work, struct qla_hw_data, nic_core_unrecoverable); 5735 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); 5736 uint32_t dev_state = 0; 5737 5738 qla83xx_idc_lock(base_vha, 0); 5739 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state); 5740 qla83xx_reset_ownership(base_vha); 5741 if (ha->flags.nic_core_reset_owner) { 5742 ha->flags.nic_core_reset_owner = 0; 5743 qla83xx_wr_reg(base_vha, QLA83XX_IDC_DEV_STATE, 5744 QLA8XXX_DEV_FAILED); 5745 ql_log(ql_log_info, base_vha, 0xb060, "HW State: FAILED.\n"); 5746 qla83xx_schedule_work(base_vha, QLA83XX_IDC_STATE_HANDLER); 5747 } 5748 qla83xx_idc_unlock(base_vha, 0); 5749 } 5750 5751 /* Work: Execute IDC state handler */ 5752 void 5753 qla83xx_idc_state_handler_work(struct work_struct *work) 5754 { 5755 struct qla_hw_data *ha = 5756 container_of(work, struct qla_hw_data, idc_state_handler); 5757 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); 5758 uint32_t dev_state = 0; 5759 5760 qla83xx_idc_lock(base_vha, 0); 5761 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state); 5762 if (dev_state == QLA8XXX_DEV_FAILED || 5763 dev_state == QLA8XXX_DEV_NEED_QUIESCENT) 5764 qla83xx_idc_state_handler(base_vha); 5765 qla83xx_idc_unlock(base_vha, 0); 5766 } 5767 5768 static int 5769 qla83xx_check_nic_core_fw_alive(scsi_qla_host_t *base_vha) 5770 { 5771 int rval = QLA_SUCCESS; 5772 unsigned long heart_beat_wait = jiffies + (1 * HZ); 5773 uint32_t heart_beat_counter1, heart_beat_counter2; 5774 5775 do { 5776 if (time_after(jiffies, heart_beat_wait)) { 5777 ql_dbg(ql_dbg_p3p, base_vha, 0xb07c, 5778 "Nic Core f/w is not alive.\n"); 5779 rval = QLA_FUNCTION_FAILED; 5780 break; 5781 } 5782 5783 qla83xx_idc_lock(base_vha, 0); 5784 qla83xx_rd_reg(base_vha, QLA83XX_FW_HEARTBEAT, 5785 &heart_beat_counter1); 5786 qla83xx_idc_unlock(base_vha, 0); 5787 msleep(100); 5788 qla83xx_idc_lock(base_vha, 0); 5789 qla83xx_rd_reg(base_vha, QLA83XX_FW_HEARTBEAT, 5790 &heart_beat_counter2); 5791 qla83xx_idc_unlock(base_vha, 0); 5792 } while (heart_beat_counter1 == heart_beat_counter2); 5793 5794 return rval; 5795 } 5796 5797 /* Work: Perform NIC Core Reset handling */ 5798 void 5799 qla83xx_nic_core_reset_work(struct work_struct *work) 5800 { 5801 struct qla_hw_data *ha = 5802 container_of(work, struct qla_hw_data, nic_core_reset); 5803 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); 5804 uint32_t dev_state = 0; 5805 5806 if (IS_QLA2031(ha)) { 5807 if (qla2xxx_mctp_dump(base_vha) != QLA_SUCCESS) 5808 ql_log(ql_log_warn, base_vha, 0xb081, 5809 "Failed to dump mctp\n"); 5810 return; 5811 } 5812 5813 if (!ha->flags.nic_core_reset_hdlr_active) { 5814 if (qla83xx_check_nic_core_fw_alive(base_vha) == QLA_SUCCESS) { 5815 qla83xx_idc_lock(base_vha, 0); 5816 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, 5817 &dev_state); 5818 qla83xx_idc_unlock(base_vha, 0); 5819 if (dev_state != QLA8XXX_DEV_NEED_RESET) { 5820 ql_dbg(ql_dbg_p3p, base_vha, 0xb07a, 5821 "Nic Core f/w is alive.\n"); 5822 return; 5823 } 5824 } 5825 5826 ha->flags.nic_core_reset_hdlr_active = 1; 5827 if (qla83xx_nic_core_reset(base_vha)) { 5828 /* NIC Core reset failed. */ 5829 ql_dbg(ql_dbg_p3p, base_vha, 0xb061, 5830 "NIC Core reset failed.\n"); 5831 } 5832 ha->flags.nic_core_reset_hdlr_active = 0; 5833 } 5834 } 5835 5836 /* Work: Handle 8200 IDC aens */ 5837 void 5838 qla83xx_service_idc_aen(struct work_struct *work) 5839 { 5840 struct qla_hw_data *ha = 5841 container_of(work, struct qla_hw_data, idc_aen); 5842 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); 5843 uint32_t dev_state, idc_control; 5844 5845 qla83xx_idc_lock(base_vha, 0); 5846 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state); 5847 qla83xx_rd_reg(base_vha, QLA83XX_IDC_CONTROL, &idc_control); 5848 qla83xx_idc_unlock(base_vha, 0); 5849 if (dev_state == QLA8XXX_DEV_NEED_RESET) { 5850 if (idc_control & QLA83XX_IDC_GRACEFUL_RESET) { 5851 ql_dbg(ql_dbg_p3p, base_vha, 0xb062, 5852 "Application requested NIC Core Reset.\n"); 5853 qla83xx_schedule_work(base_vha, QLA83XX_NIC_CORE_RESET); 5854 } else if (qla83xx_check_nic_core_fw_alive(base_vha) == 5855 QLA_SUCCESS) { 5856 ql_dbg(ql_dbg_p3p, base_vha, 0xb07b, 5857 "Other protocol driver requested NIC Core Reset.\n"); 5858 qla83xx_schedule_work(base_vha, QLA83XX_NIC_CORE_RESET); 5859 } 5860 } else if (dev_state == QLA8XXX_DEV_FAILED || 5861 dev_state == QLA8XXX_DEV_NEED_QUIESCENT) { 5862 qla83xx_schedule_work(base_vha, QLA83XX_IDC_STATE_HANDLER); 5863 } 5864 } 5865 5866 /* 5867 * Control the frequency of IDC lock retries 5868 */ 5869 #define QLA83XX_WAIT_LOGIC_MS 100 5870 5871 static int 5872 qla83xx_force_lock_recovery(scsi_qla_host_t *base_vha) 5873 { 5874 int rval; 5875 uint32_t data; 5876 uint32_t idc_lck_rcvry_stage_mask = 0x3; 5877 uint32_t idc_lck_rcvry_owner_mask = 0x3c; 5878 struct qla_hw_data *ha = base_vha->hw; 5879 5880 ql_dbg(ql_dbg_p3p, base_vha, 0xb086, 5881 "Trying force recovery of the IDC lock.\n"); 5882 5883 rval = qla83xx_rd_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, &data); 5884 if (rval) 5885 return rval; 5886 5887 if ((data & idc_lck_rcvry_stage_mask) > 0) { 5888 return QLA_SUCCESS; 5889 } else { 5890 data = (IDC_LOCK_RECOVERY_STAGE1) | (ha->portnum << 2); 5891 rval = qla83xx_wr_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, 5892 data); 5893 if (rval) 5894 return rval; 5895 5896 msleep(200); 5897 5898 rval = qla83xx_rd_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, 5899 &data); 5900 if (rval) 5901 return rval; 5902 5903 if (((data & idc_lck_rcvry_owner_mask) >> 2) == ha->portnum) { 5904 data &= (IDC_LOCK_RECOVERY_STAGE2 | 5905 ~(idc_lck_rcvry_stage_mask)); 5906 rval = qla83xx_wr_reg(base_vha, 5907 QLA83XX_IDC_LOCK_RECOVERY, data); 5908 if (rval) 5909 return rval; 5910 5911 /* Forcefully perform IDC UnLock */ 5912 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_UNLOCK, 5913 &data); 5914 if (rval) 5915 return rval; 5916 /* Clear lock-id by setting 0xff */ 5917 rval = qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID, 5918 0xff); 5919 if (rval) 5920 return rval; 5921 /* Clear lock-recovery by setting 0x0 */ 5922 rval = qla83xx_wr_reg(base_vha, 5923 QLA83XX_IDC_LOCK_RECOVERY, 0x0); 5924 if (rval) 5925 return rval; 5926 } else 5927 return QLA_SUCCESS; 5928 } 5929 5930 return rval; 5931 } 5932 5933 static int 5934 qla83xx_idc_lock_recovery(scsi_qla_host_t *base_vha) 5935 { 5936 int rval = QLA_SUCCESS; 5937 uint32_t o_drv_lockid, n_drv_lockid; 5938 unsigned long lock_recovery_timeout; 5939 5940 lock_recovery_timeout = jiffies + QLA83XX_MAX_LOCK_RECOVERY_WAIT; 5941 retry_lockid: 5942 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &o_drv_lockid); 5943 if (rval) 5944 goto exit; 5945 5946 /* MAX wait time before forcing IDC Lock recovery = 2 secs */ 5947 if (time_after_eq(jiffies, lock_recovery_timeout)) { 5948 if (qla83xx_force_lock_recovery(base_vha) == QLA_SUCCESS) 5949 return QLA_SUCCESS; 5950 else 5951 return QLA_FUNCTION_FAILED; 5952 } 5953 5954 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &n_drv_lockid); 5955 if (rval) 5956 goto exit; 5957 5958 if (o_drv_lockid == n_drv_lockid) { 5959 msleep(QLA83XX_WAIT_LOGIC_MS); 5960 goto retry_lockid; 5961 } else 5962 return QLA_SUCCESS; 5963 5964 exit: 5965 return rval; 5966 } 5967 5968 /* 5969 * Context: task, can sleep 5970 */ 5971 void 5972 qla83xx_idc_lock(scsi_qla_host_t *base_vha, uint16_t requester_id) 5973 { 5974 uint32_t data; 5975 uint32_t lock_owner; 5976 struct qla_hw_data *ha = base_vha->hw; 5977 5978 might_sleep(); 5979 5980 /* IDC-lock implementation using driver-lock/lock-id remote registers */ 5981 retry_lock: 5982 if (qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCK, &data) 5983 == QLA_SUCCESS) { 5984 if (data) { 5985 /* Setting lock-id to our function-number */ 5986 qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID, 5987 ha->portnum); 5988 } else { 5989 qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, 5990 &lock_owner); 5991 ql_dbg(ql_dbg_p3p, base_vha, 0xb063, 5992 "Failed to acquire IDC lock, acquired by %d, " 5993 "retrying...\n", lock_owner); 5994 5995 /* Retry/Perform IDC-Lock recovery */ 5996 if (qla83xx_idc_lock_recovery(base_vha) 5997 == QLA_SUCCESS) { 5998 msleep(QLA83XX_WAIT_LOGIC_MS); 5999 goto retry_lock; 6000 } else 6001 ql_log(ql_log_warn, base_vha, 0xb075, 6002 "IDC Lock recovery FAILED.\n"); 6003 } 6004 6005 } 6006 6007 return; 6008 } 6009 6010 static bool 6011 qla25xx_rdp_rsp_reduce_size(struct scsi_qla_host *vha, 6012 struct purex_entry_24xx *purex) 6013 { 6014 char fwstr[16]; 6015 u32 sid = purex->s_id[2] << 16 | purex->s_id[1] << 8 | purex->s_id[0]; 6016 struct port_database_24xx *pdb; 6017 6018 /* Domain Controller is always logged-out. */ 6019 /* if RDP request is not from Domain Controller: */ 6020 if (sid != 0xfffc01) 6021 return false; 6022 6023 ql_dbg(ql_dbg_init, vha, 0x0181, "%s: s_id=%#x\n", __func__, sid); 6024 6025 pdb = kzalloc(sizeof(*pdb), GFP_KERNEL); 6026 if (!pdb) { 6027 ql_dbg(ql_dbg_init, vha, 0x0181, 6028 "%s: Failed allocate pdb\n", __func__); 6029 } else if (qla24xx_get_port_database(vha, 6030 le16_to_cpu(purex->nport_handle), pdb)) { 6031 ql_dbg(ql_dbg_init, vha, 0x0181, 6032 "%s: Failed get pdb sid=%x\n", __func__, sid); 6033 } else if (pdb->current_login_state != PDS_PLOGI_COMPLETE && 6034 pdb->current_login_state != PDS_PRLI_COMPLETE) { 6035 ql_dbg(ql_dbg_init, vha, 0x0181, 6036 "%s: Port not logged in sid=%#x\n", __func__, sid); 6037 } else { 6038 /* RDP request is from logged in port */ 6039 kfree(pdb); 6040 return false; 6041 } 6042 kfree(pdb); 6043 6044 vha->hw->isp_ops->fw_version_str(vha, fwstr, sizeof(fwstr)); 6045 fwstr[strcspn(fwstr, " ")] = 0; 6046 /* if FW version allows RDP response length upto 2048 bytes: */ 6047 if (strcmp(fwstr, "8.09.00") > 0 || strcmp(fwstr, "8.05.65") == 0) 6048 return false; 6049 6050 ql_dbg(ql_dbg_init, vha, 0x0181, "%s: fw=%s\n", __func__, fwstr); 6051 6052 /* RDP response length is to be reduced to maximum 256 bytes */ 6053 return true; 6054 } 6055 6056 /* 6057 * Function Name: qla24xx_process_purex_iocb 6058 * 6059 * Description: 6060 * Prepare a RDP response and send to Fabric switch 6061 * 6062 * PARAMETERS: 6063 * vha: SCSI qla host 6064 * purex: RDP request received by HBA 6065 */ 6066 void qla24xx_process_purex_rdp(struct scsi_qla_host *vha, 6067 struct purex_item *item) 6068 { 6069 struct qla_hw_data *ha = vha->hw; 6070 struct purex_entry_24xx *purex = 6071 (struct purex_entry_24xx *)&item->iocb; 6072 dma_addr_t rsp_els_dma; 6073 dma_addr_t rsp_payload_dma; 6074 dma_addr_t stat_dma; 6075 dma_addr_t sfp_dma; 6076 struct els_entry_24xx *rsp_els = NULL; 6077 struct rdp_rsp_payload *rsp_payload = NULL; 6078 struct link_statistics *stat = NULL; 6079 uint8_t *sfp = NULL; 6080 uint16_t sfp_flags = 0; 6081 uint rsp_payload_length = sizeof(*rsp_payload); 6082 int rval; 6083 6084 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0180, 6085 "%s: Enter\n", __func__); 6086 6087 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0181, 6088 "-------- ELS REQ -------\n"); 6089 ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0182, 6090 purex, sizeof(*purex)); 6091 6092 if (qla25xx_rdp_rsp_reduce_size(vha, purex)) { 6093 rsp_payload_length = 6094 offsetof(typeof(*rsp_payload), optical_elmt_desc); 6095 ql_dbg(ql_dbg_init, vha, 0x0181, 6096 "Reducing RSP payload length to %u bytes...\n", 6097 rsp_payload_length); 6098 } 6099 6100 rsp_els = dma_alloc_coherent(&ha->pdev->dev, sizeof(*rsp_els), 6101 &rsp_els_dma, GFP_KERNEL); 6102 if (!rsp_els) { 6103 ql_log(ql_log_warn, vha, 0x0183, 6104 "Failed allocate dma buffer ELS RSP.\n"); 6105 goto dealloc; 6106 } 6107 6108 rsp_payload = dma_alloc_coherent(&ha->pdev->dev, sizeof(*rsp_payload), 6109 &rsp_payload_dma, GFP_KERNEL); 6110 if (!rsp_payload) { 6111 ql_log(ql_log_warn, vha, 0x0184, 6112 "Failed allocate dma buffer ELS RSP payload.\n"); 6113 goto dealloc; 6114 } 6115 6116 sfp = dma_alloc_coherent(&ha->pdev->dev, SFP_RTDI_LEN, 6117 &sfp_dma, GFP_KERNEL); 6118 6119 stat = dma_alloc_coherent(&ha->pdev->dev, sizeof(*stat), 6120 &stat_dma, GFP_KERNEL); 6121 6122 /* Prepare Response IOCB */ 6123 rsp_els->entry_type = ELS_IOCB_TYPE; 6124 rsp_els->entry_count = 1; 6125 rsp_els->sys_define = 0; 6126 rsp_els->entry_status = 0; 6127 rsp_els->handle = 0; 6128 rsp_els->nport_handle = purex->nport_handle; 6129 rsp_els->tx_dsd_count = cpu_to_le16(1); 6130 rsp_els->vp_index = purex->vp_idx; 6131 rsp_els->sof_type = EST_SOFI3; 6132 rsp_els->rx_xchg_address = purex->rx_xchg_addr; 6133 rsp_els->rx_dsd_count = 0; 6134 rsp_els->opcode = purex->els_frame_payload[0]; 6135 6136 rsp_els->d_id[0] = purex->s_id[0]; 6137 rsp_els->d_id[1] = purex->s_id[1]; 6138 rsp_els->d_id[2] = purex->s_id[2]; 6139 6140 rsp_els->control_flags = cpu_to_le16(EPD_ELS_ACC); 6141 rsp_els->rx_byte_count = 0; 6142 rsp_els->tx_byte_count = cpu_to_le32(rsp_payload_length); 6143 6144 put_unaligned_le64(rsp_payload_dma, &rsp_els->tx_address); 6145 rsp_els->tx_len = rsp_els->tx_byte_count; 6146 6147 rsp_els->rx_address = 0; 6148 rsp_els->rx_len = 0; 6149 6150 /* Prepare Response Payload */ 6151 rsp_payload->hdr.cmd = cpu_to_be32(0x2 << 24); /* LS_ACC */ 6152 rsp_payload->hdr.len = cpu_to_be32(le32_to_cpu(rsp_els->tx_byte_count) - 6153 sizeof(rsp_payload->hdr)); 6154 6155 /* Link service Request Info Descriptor */ 6156 rsp_payload->ls_req_info_desc.desc_tag = cpu_to_be32(0x1); 6157 rsp_payload->ls_req_info_desc.desc_len = 6158 cpu_to_be32(RDP_DESC_LEN(rsp_payload->ls_req_info_desc)); 6159 rsp_payload->ls_req_info_desc.req_payload_word_0 = 6160 cpu_to_be32p((uint32_t *)purex->els_frame_payload); 6161 6162 /* Link service Request Info Descriptor 2 */ 6163 rsp_payload->ls_req_info_desc2.desc_tag = cpu_to_be32(0x1); 6164 rsp_payload->ls_req_info_desc2.desc_len = 6165 cpu_to_be32(RDP_DESC_LEN(rsp_payload->ls_req_info_desc2)); 6166 rsp_payload->ls_req_info_desc2.req_payload_word_0 = 6167 cpu_to_be32p((uint32_t *)purex->els_frame_payload); 6168 6169 6170 rsp_payload->sfp_diag_desc.desc_tag = cpu_to_be32(0x10000); 6171 rsp_payload->sfp_diag_desc.desc_len = 6172 cpu_to_be32(RDP_DESC_LEN(rsp_payload->sfp_diag_desc)); 6173 6174 if (sfp) { 6175 /* SFP Flags */ 6176 memset(sfp, 0, SFP_RTDI_LEN); 6177 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 0x7, 2, 0); 6178 if (!rval) { 6179 /* SFP Flags bits 3-0: Port Tx Laser Type */ 6180 if (sfp[0] & BIT_2 || sfp[1] & (BIT_6|BIT_5)) 6181 sfp_flags |= BIT_0; /* short wave */ 6182 else if (sfp[0] & BIT_1) 6183 sfp_flags |= BIT_1; /* long wave 1310nm */ 6184 else if (sfp[1] & BIT_4) 6185 sfp_flags |= BIT_1|BIT_0; /* long wave 1550nm */ 6186 } 6187 6188 /* SFP Type */ 6189 memset(sfp, 0, SFP_RTDI_LEN); 6190 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 0x0, 1, 0); 6191 if (!rval) { 6192 sfp_flags |= BIT_4; /* optical */ 6193 if (sfp[0] == 0x3) 6194 sfp_flags |= BIT_6; /* sfp+ */ 6195 } 6196 6197 rsp_payload->sfp_diag_desc.sfp_flags = cpu_to_be16(sfp_flags); 6198 6199 /* SFP Diagnostics */ 6200 memset(sfp, 0, SFP_RTDI_LEN); 6201 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa2, 0x60, 10, 0); 6202 if (!rval) { 6203 __be16 *trx = (__force __be16 *)sfp; /* already be16 */ 6204 rsp_payload->sfp_diag_desc.temperature = trx[0]; 6205 rsp_payload->sfp_diag_desc.vcc = trx[1]; 6206 rsp_payload->sfp_diag_desc.tx_bias = trx[2]; 6207 rsp_payload->sfp_diag_desc.tx_power = trx[3]; 6208 rsp_payload->sfp_diag_desc.rx_power = trx[4]; 6209 } 6210 } 6211 6212 /* Port Speed Descriptor */ 6213 rsp_payload->port_speed_desc.desc_tag = cpu_to_be32(0x10001); 6214 rsp_payload->port_speed_desc.desc_len = 6215 cpu_to_be32(RDP_DESC_LEN(rsp_payload->port_speed_desc)); 6216 rsp_payload->port_speed_desc.speed_capab = cpu_to_be16( 6217 qla25xx_fdmi_port_speed_capability(ha)); 6218 rsp_payload->port_speed_desc.operating_speed = cpu_to_be16( 6219 qla25xx_fdmi_port_speed_currently(ha)); 6220 6221 /* Link Error Status Descriptor */ 6222 rsp_payload->ls_err_desc.desc_tag = cpu_to_be32(0x10002); 6223 rsp_payload->ls_err_desc.desc_len = 6224 cpu_to_be32(RDP_DESC_LEN(rsp_payload->ls_err_desc)); 6225 6226 if (stat) { 6227 rval = qla24xx_get_isp_stats(vha, stat, stat_dma, 0); 6228 if (!rval) { 6229 rsp_payload->ls_err_desc.link_fail_cnt = 6230 cpu_to_be32(le32_to_cpu(stat->link_fail_cnt)); 6231 rsp_payload->ls_err_desc.loss_sync_cnt = 6232 cpu_to_be32(le32_to_cpu(stat->loss_sync_cnt)); 6233 rsp_payload->ls_err_desc.loss_sig_cnt = 6234 cpu_to_be32(le32_to_cpu(stat->loss_sig_cnt)); 6235 rsp_payload->ls_err_desc.prim_seq_err_cnt = 6236 cpu_to_be32(le32_to_cpu(stat->prim_seq_err_cnt)); 6237 rsp_payload->ls_err_desc.inval_xmit_word_cnt = 6238 cpu_to_be32(le32_to_cpu(stat->inval_xmit_word_cnt)); 6239 rsp_payload->ls_err_desc.inval_crc_cnt = 6240 cpu_to_be32(le32_to_cpu(stat->inval_crc_cnt)); 6241 rsp_payload->ls_err_desc.pn_port_phy_type |= BIT_6; 6242 } 6243 } 6244 6245 /* Portname Descriptor */ 6246 rsp_payload->port_name_diag_desc.desc_tag = cpu_to_be32(0x10003); 6247 rsp_payload->port_name_diag_desc.desc_len = 6248 cpu_to_be32(RDP_DESC_LEN(rsp_payload->port_name_diag_desc)); 6249 memcpy(rsp_payload->port_name_diag_desc.WWNN, 6250 vha->node_name, 6251 sizeof(rsp_payload->port_name_diag_desc.WWNN)); 6252 memcpy(rsp_payload->port_name_diag_desc.WWPN, 6253 vha->port_name, 6254 sizeof(rsp_payload->port_name_diag_desc.WWPN)); 6255 6256 /* F-Port Portname Descriptor */ 6257 rsp_payload->port_name_direct_desc.desc_tag = cpu_to_be32(0x10003); 6258 rsp_payload->port_name_direct_desc.desc_len = 6259 cpu_to_be32(RDP_DESC_LEN(rsp_payload->port_name_direct_desc)); 6260 memcpy(rsp_payload->port_name_direct_desc.WWNN, 6261 vha->fabric_node_name, 6262 sizeof(rsp_payload->port_name_direct_desc.WWNN)); 6263 memcpy(rsp_payload->port_name_direct_desc.WWPN, 6264 vha->fabric_port_name, 6265 sizeof(rsp_payload->port_name_direct_desc.WWPN)); 6266 6267 /* Bufer Credit Descriptor */ 6268 rsp_payload->buffer_credit_desc.desc_tag = cpu_to_be32(0x10006); 6269 rsp_payload->buffer_credit_desc.desc_len = 6270 cpu_to_be32(RDP_DESC_LEN(rsp_payload->buffer_credit_desc)); 6271 rsp_payload->buffer_credit_desc.fcport_b2b = 0; 6272 rsp_payload->buffer_credit_desc.attached_fcport_b2b = cpu_to_be32(0); 6273 rsp_payload->buffer_credit_desc.fcport_rtt = cpu_to_be32(0); 6274 6275 if (ha->flags.plogi_template_valid) { 6276 uint32_t tmp = 6277 be16_to_cpu(ha->plogi_els_payld.fl_csp.sp_bb_cred); 6278 rsp_payload->buffer_credit_desc.fcport_b2b = cpu_to_be32(tmp); 6279 } 6280 6281 if (rsp_payload_length < sizeof(*rsp_payload)) 6282 goto send; 6283 6284 /* Optical Element Descriptor, Temperature */ 6285 rsp_payload->optical_elmt_desc[0].desc_tag = cpu_to_be32(0x10007); 6286 rsp_payload->optical_elmt_desc[0].desc_len = 6287 cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc)); 6288 /* Optical Element Descriptor, Voltage */ 6289 rsp_payload->optical_elmt_desc[1].desc_tag = cpu_to_be32(0x10007); 6290 rsp_payload->optical_elmt_desc[1].desc_len = 6291 cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc)); 6292 /* Optical Element Descriptor, Tx Bias Current */ 6293 rsp_payload->optical_elmt_desc[2].desc_tag = cpu_to_be32(0x10007); 6294 rsp_payload->optical_elmt_desc[2].desc_len = 6295 cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc)); 6296 /* Optical Element Descriptor, Tx Power */ 6297 rsp_payload->optical_elmt_desc[3].desc_tag = cpu_to_be32(0x10007); 6298 rsp_payload->optical_elmt_desc[3].desc_len = 6299 cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc)); 6300 /* Optical Element Descriptor, Rx Power */ 6301 rsp_payload->optical_elmt_desc[4].desc_tag = cpu_to_be32(0x10007); 6302 rsp_payload->optical_elmt_desc[4].desc_len = 6303 cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc)); 6304 6305 if (sfp) { 6306 memset(sfp, 0, SFP_RTDI_LEN); 6307 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa2, 0, 64, 0); 6308 if (!rval) { 6309 __be16 *trx = (__force __be16 *)sfp; /* already be16 */ 6310 6311 /* Optical Element Descriptor, Temperature */ 6312 rsp_payload->optical_elmt_desc[0].high_alarm = trx[0]; 6313 rsp_payload->optical_elmt_desc[0].low_alarm = trx[1]; 6314 rsp_payload->optical_elmt_desc[0].high_warn = trx[2]; 6315 rsp_payload->optical_elmt_desc[0].low_warn = trx[3]; 6316 rsp_payload->optical_elmt_desc[0].element_flags = 6317 cpu_to_be32(1 << 28); 6318 6319 /* Optical Element Descriptor, Voltage */ 6320 rsp_payload->optical_elmt_desc[1].high_alarm = trx[4]; 6321 rsp_payload->optical_elmt_desc[1].low_alarm = trx[5]; 6322 rsp_payload->optical_elmt_desc[1].high_warn = trx[6]; 6323 rsp_payload->optical_elmt_desc[1].low_warn = trx[7]; 6324 rsp_payload->optical_elmt_desc[1].element_flags = 6325 cpu_to_be32(2 << 28); 6326 6327 /* Optical Element Descriptor, Tx Bias Current */ 6328 rsp_payload->optical_elmt_desc[2].high_alarm = trx[8]; 6329 rsp_payload->optical_elmt_desc[2].low_alarm = trx[9]; 6330 rsp_payload->optical_elmt_desc[2].high_warn = trx[10]; 6331 rsp_payload->optical_elmt_desc[2].low_warn = trx[11]; 6332 rsp_payload->optical_elmt_desc[2].element_flags = 6333 cpu_to_be32(3 << 28); 6334 6335 /* Optical Element Descriptor, Tx Power */ 6336 rsp_payload->optical_elmt_desc[3].high_alarm = trx[12]; 6337 rsp_payload->optical_elmt_desc[3].low_alarm = trx[13]; 6338 rsp_payload->optical_elmt_desc[3].high_warn = trx[14]; 6339 rsp_payload->optical_elmt_desc[3].low_warn = trx[15]; 6340 rsp_payload->optical_elmt_desc[3].element_flags = 6341 cpu_to_be32(4 << 28); 6342 6343 /* Optical Element Descriptor, Rx Power */ 6344 rsp_payload->optical_elmt_desc[4].high_alarm = trx[16]; 6345 rsp_payload->optical_elmt_desc[4].low_alarm = trx[17]; 6346 rsp_payload->optical_elmt_desc[4].high_warn = trx[18]; 6347 rsp_payload->optical_elmt_desc[4].low_warn = trx[19]; 6348 rsp_payload->optical_elmt_desc[4].element_flags = 6349 cpu_to_be32(5 << 28); 6350 } 6351 6352 memset(sfp, 0, SFP_RTDI_LEN); 6353 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa2, 112, 64, 0); 6354 if (!rval) { 6355 /* Temperature high/low alarm/warning */ 6356 rsp_payload->optical_elmt_desc[0].element_flags |= 6357 cpu_to_be32( 6358 (sfp[0] >> 7 & 1) << 3 | 6359 (sfp[0] >> 6 & 1) << 2 | 6360 (sfp[4] >> 7 & 1) << 1 | 6361 (sfp[4] >> 6 & 1) << 0); 6362 6363 /* Voltage high/low alarm/warning */ 6364 rsp_payload->optical_elmt_desc[1].element_flags |= 6365 cpu_to_be32( 6366 (sfp[0] >> 5 & 1) << 3 | 6367 (sfp[0] >> 4 & 1) << 2 | 6368 (sfp[4] >> 5 & 1) << 1 | 6369 (sfp[4] >> 4 & 1) << 0); 6370 6371 /* Tx Bias Current high/low alarm/warning */ 6372 rsp_payload->optical_elmt_desc[2].element_flags |= 6373 cpu_to_be32( 6374 (sfp[0] >> 3 & 1) << 3 | 6375 (sfp[0] >> 2 & 1) << 2 | 6376 (sfp[4] >> 3 & 1) << 1 | 6377 (sfp[4] >> 2 & 1) << 0); 6378 6379 /* Tx Power high/low alarm/warning */ 6380 rsp_payload->optical_elmt_desc[3].element_flags |= 6381 cpu_to_be32( 6382 (sfp[0] >> 1 & 1) << 3 | 6383 (sfp[0] >> 0 & 1) << 2 | 6384 (sfp[4] >> 1 & 1) << 1 | 6385 (sfp[4] >> 0 & 1) << 0); 6386 6387 /* Rx Power high/low alarm/warning */ 6388 rsp_payload->optical_elmt_desc[4].element_flags |= 6389 cpu_to_be32( 6390 (sfp[1] >> 7 & 1) << 3 | 6391 (sfp[1] >> 6 & 1) << 2 | 6392 (sfp[5] >> 7 & 1) << 1 | 6393 (sfp[5] >> 6 & 1) << 0); 6394 } 6395 } 6396 6397 /* Optical Product Data Descriptor */ 6398 rsp_payload->optical_prod_desc.desc_tag = cpu_to_be32(0x10008); 6399 rsp_payload->optical_prod_desc.desc_len = 6400 cpu_to_be32(RDP_DESC_LEN(rsp_payload->optical_prod_desc)); 6401 6402 if (sfp) { 6403 memset(sfp, 0, SFP_RTDI_LEN); 6404 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 20, 64, 0); 6405 if (!rval) { 6406 memcpy(rsp_payload->optical_prod_desc.vendor_name, 6407 sfp + 0, 6408 sizeof(rsp_payload->optical_prod_desc.vendor_name)); 6409 memcpy(rsp_payload->optical_prod_desc.part_number, 6410 sfp + 20, 6411 sizeof(rsp_payload->optical_prod_desc.part_number)); 6412 memcpy(rsp_payload->optical_prod_desc.revision, 6413 sfp + 36, 6414 sizeof(rsp_payload->optical_prod_desc.revision)); 6415 memcpy(rsp_payload->optical_prod_desc.serial_number, 6416 sfp + 48, 6417 sizeof(rsp_payload->optical_prod_desc.serial_number)); 6418 } 6419 6420 memset(sfp, 0, SFP_RTDI_LEN); 6421 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 84, 8, 0); 6422 if (!rval) { 6423 memcpy(rsp_payload->optical_prod_desc.date, 6424 sfp + 0, 6425 sizeof(rsp_payload->optical_prod_desc.date)); 6426 } 6427 } 6428 6429 send: 6430 ql_dbg(ql_dbg_init, vha, 0x0183, 6431 "Sending ELS Response to RDP Request...\n"); 6432 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0184, 6433 "-------- ELS RSP -------\n"); 6434 ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0185, 6435 rsp_els, sizeof(*rsp_els)); 6436 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0186, 6437 "-------- ELS RSP PAYLOAD -------\n"); 6438 ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0187, 6439 rsp_payload, rsp_payload_length); 6440 6441 rval = qla2x00_issue_iocb(vha, rsp_els, rsp_els_dma, 0); 6442 6443 if (rval) { 6444 ql_log(ql_log_warn, vha, 0x0188, 6445 "%s: iocb failed to execute -> %x\n", __func__, rval); 6446 } else if (rsp_els->comp_status) { 6447 ql_log(ql_log_warn, vha, 0x0189, 6448 "%s: iocb failed to complete -> completion=%#x subcode=(%#x,%#x)\n", 6449 __func__, rsp_els->comp_status, 6450 rsp_els->error_subcode_1, rsp_els->error_subcode_2); 6451 } else { 6452 ql_dbg(ql_dbg_init, vha, 0x018a, "%s: done.\n", __func__); 6453 } 6454 6455 dealloc: 6456 if (stat) 6457 dma_free_coherent(&ha->pdev->dev, sizeof(*stat), 6458 stat, stat_dma); 6459 if (sfp) 6460 dma_free_coherent(&ha->pdev->dev, SFP_RTDI_LEN, 6461 sfp, sfp_dma); 6462 if (rsp_payload) 6463 dma_free_coherent(&ha->pdev->dev, sizeof(*rsp_payload), 6464 rsp_payload, rsp_payload_dma); 6465 if (rsp_els) 6466 dma_free_coherent(&ha->pdev->dev, sizeof(*rsp_els), 6467 rsp_els, rsp_els_dma); 6468 } 6469 6470 void 6471 qla24xx_free_purex_item(struct purex_item *item) 6472 { 6473 if (item == &item->vha->default_item) 6474 memset(&item->vha->default_item, 0, sizeof(struct purex_item)); 6475 else 6476 kfree(item); 6477 } 6478 6479 void qla24xx_process_purex_list(struct purex_list *list) 6480 { 6481 struct list_head head = LIST_HEAD_INIT(head); 6482 struct purex_item *item, *next; 6483 ulong flags; 6484 6485 spin_lock_irqsave(&list->lock, flags); 6486 list_splice_init(&list->head, &head); 6487 spin_unlock_irqrestore(&list->lock, flags); 6488 6489 list_for_each_entry_safe(item, next, &head, list) { 6490 list_del(&item->list); 6491 item->process_item(item->vha, item); 6492 qla24xx_free_purex_item(item); 6493 } 6494 } 6495 6496 /* 6497 * Context: task, can sleep 6498 */ 6499 void 6500 qla83xx_idc_unlock(scsi_qla_host_t *base_vha, uint16_t requester_id) 6501 { 6502 #if 0 6503 uint16_t options = (requester_id << 15) | BIT_7; 6504 #endif 6505 uint16_t retry; 6506 uint32_t data; 6507 struct qla_hw_data *ha = base_vha->hw; 6508 6509 might_sleep(); 6510 6511 /* IDC-unlock implementation using driver-unlock/lock-id 6512 * remote registers 6513 */ 6514 retry = 0; 6515 retry_unlock: 6516 if (qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &data) 6517 == QLA_SUCCESS) { 6518 if (data == ha->portnum) { 6519 qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_UNLOCK, &data); 6520 /* Clearing lock-id by setting 0xff */ 6521 qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID, 0xff); 6522 } else if (retry < 10) { 6523 /* SV: XXX: IDC unlock retrying needed here? */ 6524 6525 /* Retry for IDC-unlock */ 6526 msleep(QLA83XX_WAIT_LOGIC_MS); 6527 retry++; 6528 ql_dbg(ql_dbg_p3p, base_vha, 0xb064, 6529 "Failed to release IDC lock, retrying=%d\n", retry); 6530 goto retry_unlock; 6531 } 6532 } else if (retry < 10) { 6533 /* Retry for IDC-unlock */ 6534 msleep(QLA83XX_WAIT_LOGIC_MS); 6535 retry++; 6536 ql_dbg(ql_dbg_p3p, base_vha, 0xb065, 6537 "Failed to read drv-lockid, retrying=%d\n", retry); 6538 goto retry_unlock; 6539 } 6540 6541 return; 6542 6543 #if 0 6544 /* XXX: IDC-unlock implementation using access-control mbx */ 6545 retry = 0; 6546 retry_unlock2: 6547 if (qla83xx_access_control(base_vha, options, 0, 0, NULL)) { 6548 if (retry < 10) { 6549 /* Retry for IDC-unlock */ 6550 msleep(QLA83XX_WAIT_LOGIC_MS); 6551 retry++; 6552 ql_dbg(ql_dbg_p3p, base_vha, 0xb066, 6553 "Failed to release IDC lock, retrying=%d\n", retry); 6554 goto retry_unlock2; 6555 } 6556 } 6557 6558 return; 6559 #endif 6560 } 6561 6562 int 6563 __qla83xx_set_drv_presence(scsi_qla_host_t *vha) 6564 { 6565 int rval = QLA_SUCCESS; 6566 struct qla_hw_data *ha = vha->hw; 6567 uint32_t drv_presence; 6568 6569 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence); 6570 if (rval == QLA_SUCCESS) { 6571 drv_presence |= (1 << ha->portnum); 6572 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE, 6573 drv_presence); 6574 } 6575 6576 return rval; 6577 } 6578 6579 int 6580 qla83xx_set_drv_presence(scsi_qla_host_t *vha) 6581 { 6582 int rval = QLA_SUCCESS; 6583 6584 qla83xx_idc_lock(vha, 0); 6585 rval = __qla83xx_set_drv_presence(vha); 6586 qla83xx_idc_unlock(vha, 0); 6587 6588 return rval; 6589 } 6590 6591 int 6592 __qla83xx_clear_drv_presence(scsi_qla_host_t *vha) 6593 { 6594 int rval = QLA_SUCCESS; 6595 struct qla_hw_data *ha = vha->hw; 6596 uint32_t drv_presence; 6597 6598 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence); 6599 if (rval == QLA_SUCCESS) { 6600 drv_presence &= ~(1 << ha->portnum); 6601 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE, 6602 drv_presence); 6603 } 6604 6605 return rval; 6606 } 6607 6608 int 6609 qla83xx_clear_drv_presence(scsi_qla_host_t *vha) 6610 { 6611 int rval = QLA_SUCCESS; 6612 6613 qla83xx_idc_lock(vha, 0); 6614 rval = __qla83xx_clear_drv_presence(vha); 6615 qla83xx_idc_unlock(vha, 0); 6616 6617 return rval; 6618 } 6619 6620 static void 6621 qla83xx_need_reset_handler(scsi_qla_host_t *vha) 6622 { 6623 struct qla_hw_data *ha = vha->hw; 6624 uint32_t drv_ack, drv_presence; 6625 unsigned long ack_timeout; 6626 6627 /* Wait for IDC ACK from all functions (DRV-ACK == DRV-PRESENCE) */ 6628 ack_timeout = jiffies + (ha->fcoe_reset_timeout * HZ); 6629 while (1) { 6630 qla83xx_rd_reg(vha, QLA83XX_IDC_DRIVER_ACK, &drv_ack); 6631 qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence); 6632 if ((drv_ack & drv_presence) == drv_presence) 6633 break; 6634 6635 if (time_after_eq(jiffies, ack_timeout)) { 6636 ql_log(ql_log_warn, vha, 0xb067, 6637 "RESET ACK TIMEOUT! drv_presence=0x%x " 6638 "drv_ack=0x%x\n", drv_presence, drv_ack); 6639 /* 6640 * The function(s) which did not ack in time are forced 6641 * to withdraw any further participation in the IDC 6642 * reset. 6643 */ 6644 if (drv_ack != drv_presence) 6645 qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE, 6646 drv_ack); 6647 break; 6648 } 6649 6650 qla83xx_idc_unlock(vha, 0); 6651 msleep(1000); 6652 qla83xx_idc_lock(vha, 0); 6653 } 6654 6655 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_COLD); 6656 ql_log(ql_log_info, vha, 0xb068, "HW State: COLD/RE-INIT.\n"); 6657 } 6658 6659 static int 6660 qla83xx_device_bootstrap(scsi_qla_host_t *vha) 6661 { 6662 int rval = QLA_SUCCESS; 6663 uint32_t idc_control; 6664 6665 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_INITIALIZING); 6666 ql_log(ql_log_info, vha, 0xb069, "HW State: INITIALIZING.\n"); 6667 6668 /* Clearing IDC-Control Graceful-Reset Bit before resetting f/w */ 6669 __qla83xx_get_idc_control(vha, &idc_control); 6670 idc_control &= ~QLA83XX_IDC_GRACEFUL_RESET; 6671 __qla83xx_set_idc_control(vha, 0); 6672 6673 qla83xx_idc_unlock(vha, 0); 6674 rval = qla83xx_restart_nic_firmware(vha); 6675 qla83xx_idc_lock(vha, 0); 6676 6677 if (rval != QLA_SUCCESS) { 6678 ql_log(ql_log_fatal, vha, 0xb06a, 6679 "Failed to restart NIC f/w.\n"); 6680 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_FAILED); 6681 ql_log(ql_log_info, vha, 0xb06b, "HW State: FAILED.\n"); 6682 } else { 6683 ql_dbg(ql_dbg_p3p, vha, 0xb06c, 6684 "Success in restarting nic f/w.\n"); 6685 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_READY); 6686 ql_log(ql_log_info, vha, 0xb06d, "HW State: READY.\n"); 6687 } 6688 6689 return rval; 6690 } 6691 6692 /* Assumes idc_lock always held on entry */ 6693 int 6694 qla83xx_idc_state_handler(scsi_qla_host_t *base_vha) 6695 { 6696 struct qla_hw_data *ha = base_vha->hw; 6697 int rval = QLA_SUCCESS; 6698 unsigned long dev_init_timeout; 6699 uint32_t dev_state; 6700 6701 /* Wait for MAX-INIT-TIMEOUT for the device to go ready */ 6702 dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ); 6703 6704 while (1) { 6705 6706 if (time_after_eq(jiffies, dev_init_timeout)) { 6707 ql_log(ql_log_warn, base_vha, 0xb06e, 6708 "Initialization TIMEOUT!\n"); 6709 /* Init timeout. Disable further NIC Core 6710 * communication. 6711 */ 6712 qla83xx_wr_reg(base_vha, QLA83XX_IDC_DEV_STATE, 6713 QLA8XXX_DEV_FAILED); 6714 ql_log(ql_log_info, base_vha, 0xb06f, 6715 "HW State: FAILED.\n"); 6716 } 6717 6718 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state); 6719 switch (dev_state) { 6720 case QLA8XXX_DEV_READY: 6721 if (ha->flags.nic_core_reset_owner) 6722 qla83xx_idc_audit(base_vha, 6723 IDC_AUDIT_COMPLETION); 6724 ha->flags.nic_core_reset_owner = 0; 6725 ql_dbg(ql_dbg_p3p, base_vha, 0xb070, 6726 "Reset_owner reset by 0x%x.\n", 6727 ha->portnum); 6728 goto exit; 6729 case QLA8XXX_DEV_COLD: 6730 if (ha->flags.nic_core_reset_owner) 6731 rval = qla83xx_device_bootstrap(base_vha); 6732 else { 6733 /* Wait for AEN to change device-state */ 6734 qla83xx_idc_unlock(base_vha, 0); 6735 msleep(1000); 6736 qla83xx_idc_lock(base_vha, 0); 6737 } 6738 break; 6739 case QLA8XXX_DEV_INITIALIZING: 6740 /* Wait for AEN to change device-state */ 6741 qla83xx_idc_unlock(base_vha, 0); 6742 msleep(1000); 6743 qla83xx_idc_lock(base_vha, 0); 6744 break; 6745 case QLA8XXX_DEV_NEED_RESET: 6746 if (!ql2xdontresethba && ha->flags.nic_core_reset_owner) 6747 qla83xx_need_reset_handler(base_vha); 6748 else { 6749 /* Wait for AEN to change device-state */ 6750 qla83xx_idc_unlock(base_vha, 0); 6751 msleep(1000); 6752 qla83xx_idc_lock(base_vha, 0); 6753 } 6754 /* reset timeout value after need reset handler */ 6755 dev_init_timeout = jiffies + 6756 (ha->fcoe_dev_init_timeout * HZ); 6757 break; 6758 case QLA8XXX_DEV_NEED_QUIESCENT: 6759 /* XXX: DEBUG for now */ 6760 qla83xx_idc_unlock(base_vha, 0); 6761 msleep(1000); 6762 qla83xx_idc_lock(base_vha, 0); 6763 break; 6764 case QLA8XXX_DEV_QUIESCENT: 6765 /* XXX: DEBUG for now */ 6766 if (ha->flags.quiesce_owner) 6767 goto exit; 6768 6769 qla83xx_idc_unlock(base_vha, 0); 6770 msleep(1000); 6771 qla83xx_idc_lock(base_vha, 0); 6772 dev_init_timeout = jiffies + 6773 (ha->fcoe_dev_init_timeout * HZ); 6774 break; 6775 case QLA8XXX_DEV_FAILED: 6776 if (ha->flags.nic_core_reset_owner) 6777 qla83xx_idc_audit(base_vha, 6778 IDC_AUDIT_COMPLETION); 6779 ha->flags.nic_core_reset_owner = 0; 6780 __qla83xx_clear_drv_presence(base_vha); 6781 qla83xx_idc_unlock(base_vha, 0); 6782 qla8xxx_dev_failed_handler(base_vha); 6783 rval = QLA_FUNCTION_FAILED; 6784 qla83xx_idc_lock(base_vha, 0); 6785 goto exit; 6786 case QLA8XXX_BAD_VALUE: 6787 qla83xx_idc_unlock(base_vha, 0); 6788 msleep(1000); 6789 qla83xx_idc_lock(base_vha, 0); 6790 break; 6791 default: 6792 ql_log(ql_log_warn, base_vha, 0xb071, 6793 "Unknown Device State: %x.\n", dev_state); 6794 qla83xx_idc_unlock(base_vha, 0); 6795 qla8xxx_dev_failed_handler(base_vha); 6796 rval = QLA_FUNCTION_FAILED; 6797 qla83xx_idc_lock(base_vha, 0); 6798 goto exit; 6799 } 6800 } 6801 6802 exit: 6803 return rval; 6804 } 6805 6806 void 6807 qla2x00_disable_board_on_pci_error(struct work_struct *work) 6808 { 6809 struct qla_hw_data *ha = container_of(work, struct qla_hw_data, 6810 board_disable); 6811 struct pci_dev *pdev = ha->pdev; 6812 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); 6813 6814 ql_log(ql_log_warn, base_vha, 0x015b, 6815 "Disabling adapter.\n"); 6816 6817 if (!atomic_read(&pdev->enable_cnt)) { 6818 ql_log(ql_log_info, base_vha, 0xfffc, 6819 "PCI device disabled, no action req for PCI error=%lx\n", 6820 base_vha->pci_flags); 6821 return; 6822 } 6823 6824 /* 6825 * if UNLOADING flag is already set, then continue unload, 6826 * where it was set first. 6827 */ 6828 if (test_and_set_bit(UNLOADING, &base_vha->dpc_flags)) 6829 return; 6830 6831 qla2x00_wait_for_sess_deletion(base_vha); 6832 6833 qla2x00_delete_all_vps(ha, base_vha); 6834 6835 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); 6836 6837 qla2x00_dfs_remove(base_vha); 6838 6839 qla84xx_put_chip(base_vha); 6840 6841 if (base_vha->timer_active) 6842 qla2x00_stop_timer(base_vha); 6843 6844 base_vha->flags.online = 0; 6845 6846 qla2x00_destroy_deferred_work(ha); 6847 6848 /* 6849 * Do not try to stop beacon blink as it will issue a mailbox 6850 * command. 6851 */ 6852 qla2x00_free_sysfs_attr(base_vha, false); 6853 6854 fc_remove_host(base_vha->host); 6855 6856 scsi_remove_host(base_vha->host); 6857 6858 base_vha->flags.init_done = 0; 6859 qla25xx_delete_queues(base_vha); 6860 qla2x00_free_fcports(base_vha); 6861 qla2x00_free_irqs(base_vha); 6862 qla2x00_mem_free(ha); 6863 qla82xx_md_free(base_vha); 6864 qla2x00_free_queues(ha); 6865 6866 qla2x00_unmap_iobases(ha); 6867 6868 pci_release_selected_regions(ha->pdev, ha->bars); 6869 pci_disable_device(pdev); 6870 6871 /* 6872 * Let qla2x00_remove_one cleanup qla_hw_data on device removal. 6873 */ 6874 } 6875 6876 /************************************************************************** 6877 * qla2x00_do_dpc 6878 * This kernel thread is a task that is schedule by the interrupt handler 6879 * to perform the background processing for interrupts. 6880 * 6881 * Notes: 6882 * This task always run in the context of a kernel thread. It 6883 * is kick-off by the driver's detect code and starts up 6884 * up one per adapter. It immediately goes to sleep and waits for 6885 * some fibre event. When either the interrupt handler or 6886 * the timer routine detects a event it will one of the task 6887 * bits then wake us up. 6888 **************************************************************************/ 6889 static int 6890 qla2x00_do_dpc(void *data) 6891 { 6892 scsi_qla_host_t *base_vha; 6893 struct qla_hw_data *ha; 6894 uint32_t online; 6895 struct qla_qpair *qpair; 6896 6897 ha = (struct qla_hw_data *)data; 6898 base_vha = pci_get_drvdata(ha->pdev); 6899 6900 set_user_nice(current, MIN_NICE); 6901 6902 set_current_state(TASK_INTERRUPTIBLE); 6903 while (!kthread_should_stop()) { 6904 ql_dbg(ql_dbg_dpc, base_vha, 0x4000, 6905 "DPC handler sleeping.\n"); 6906 6907 schedule(); 6908 6909 if (test_and_clear_bit(DO_EEH_RECOVERY, &base_vha->dpc_flags)) 6910 qla_pci_set_eeh_busy(base_vha); 6911 6912 if (!base_vha->flags.init_done || ha->flags.mbox_busy) 6913 goto end_loop; 6914 6915 if (ha->flags.eeh_busy) { 6916 ql_dbg(ql_dbg_dpc, base_vha, 0x4003, 6917 "eeh_busy=%d.\n", ha->flags.eeh_busy); 6918 goto end_loop; 6919 } 6920 6921 ha->dpc_active = 1; 6922 6923 ql_dbg(ql_dbg_dpc + ql_dbg_verbose, base_vha, 0x4001, 6924 "DPC handler waking up, dpc_flags=0x%lx.\n", 6925 base_vha->dpc_flags); 6926 6927 if (test_bit(UNLOADING, &base_vha->dpc_flags)) 6928 break; 6929 6930 if (IS_P3P_TYPE(ha)) { 6931 if (IS_QLA8044(ha)) { 6932 if (test_and_clear_bit(ISP_UNRECOVERABLE, 6933 &base_vha->dpc_flags)) { 6934 qla8044_idc_lock(ha); 6935 qla8044_wr_direct(base_vha, 6936 QLA8044_CRB_DEV_STATE_INDEX, 6937 QLA8XXX_DEV_FAILED); 6938 qla8044_idc_unlock(ha); 6939 ql_log(ql_log_info, base_vha, 0x4004, 6940 "HW State: FAILED.\n"); 6941 qla8044_device_state_handler(base_vha); 6942 continue; 6943 } 6944 6945 } else { 6946 if (test_and_clear_bit(ISP_UNRECOVERABLE, 6947 &base_vha->dpc_flags)) { 6948 qla82xx_idc_lock(ha); 6949 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, 6950 QLA8XXX_DEV_FAILED); 6951 qla82xx_idc_unlock(ha); 6952 ql_log(ql_log_info, base_vha, 0x0151, 6953 "HW State: FAILED.\n"); 6954 qla82xx_device_state_handler(base_vha); 6955 continue; 6956 } 6957 } 6958 6959 if (test_and_clear_bit(FCOE_CTX_RESET_NEEDED, 6960 &base_vha->dpc_flags)) { 6961 6962 ql_dbg(ql_dbg_dpc, base_vha, 0x4005, 6963 "FCoE context reset scheduled.\n"); 6964 if (!(test_and_set_bit(ABORT_ISP_ACTIVE, 6965 &base_vha->dpc_flags))) { 6966 if (qla82xx_fcoe_ctx_reset(base_vha)) { 6967 /* FCoE-ctx reset failed. 6968 * Escalate to chip-reset 6969 */ 6970 set_bit(ISP_ABORT_NEEDED, 6971 &base_vha->dpc_flags); 6972 } 6973 clear_bit(ABORT_ISP_ACTIVE, 6974 &base_vha->dpc_flags); 6975 } 6976 6977 ql_dbg(ql_dbg_dpc, base_vha, 0x4006, 6978 "FCoE context reset end.\n"); 6979 } 6980 } else if (IS_QLAFX00(ha)) { 6981 if (test_and_clear_bit(ISP_UNRECOVERABLE, 6982 &base_vha->dpc_flags)) { 6983 ql_dbg(ql_dbg_dpc, base_vha, 0x4020, 6984 "Firmware Reset Recovery\n"); 6985 if (qlafx00_reset_initialize(base_vha)) { 6986 /* Failed. Abort isp later. */ 6987 if (!test_bit(UNLOADING, 6988 &base_vha->dpc_flags)) { 6989 set_bit(ISP_UNRECOVERABLE, 6990 &base_vha->dpc_flags); 6991 ql_dbg(ql_dbg_dpc, base_vha, 6992 0x4021, 6993 "Reset Recovery Failed\n"); 6994 } 6995 } 6996 } 6997 6998 if (test_and_clear_bit(FX00_TARGET_SCAN, 6999 &base_vha->dpc_flags)) { 7000 ql_dbg(ql_dbg_dpc, base_vha, 0x4022, 7001 "ISPFx00 Target Scan scheduled\n"); 7002 if (qlafx00_rescan_isp(base_vha)) { 7003 if (!test_bit(UNLOADING, 7004 &base_vha->dpc_flags)) 7005 set_bit(ISP_UNRECOVERABLE, 7006 &base_vha->dpc_flags); 7007 ql_dbg(ql_dbg_dpc, base_vha, 0x401e, 7008 "ISPFx00 Target Scan Failed\n"); 7009 } 7010 ql_dbg(ql_dbg_dpc, base_vha, 0x401f, 7011 "ISPFx00 Target Scan End\n"); 7012 } 7013 if (test_and_clear_bit(FX00_HOST_INFO_RESEND, 7014 &base_vha->dpc_flags)) { 7015 ql_dbg(ql_dbg_dpc, base_vha, 0x4023, 7016 "ISPFx00 Host Info resend scheduled\n"); 7017 qlafx00_fx_disc(base_vha, 7018 &base_vha->hw->mr.fcport, 7019 FXDISC_REG_HOST_INFO); 7020 } 7021 } 7022 7023 if (test_and_clear_bit(DETECT_SFP_CHANGE, 7024 &base_vha->dpc_flags)) { 7025 /* Semantic: 7026 * - NO-OP -- await next ISP-ABORT. Preferred method 7027 * to minimize disruptions that will occur 7028 * when a forced chip-reset occurs. 7029 * - Force -- ISP-ABORT scheduled. 7030 */ 7031 /* set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); */ 7032 } 7033 7034 if (test_and_clear_bit 7035 (ISP_ABORT_NEEDED, &base_vha->dpc_flags) && 7036 !test_bit(UNLOADING, &base_vha->dpc_flags)) { 7037 bool do_reset = true; 7038 7039 switch (base_vha->qlini_mode) { 7040 case QLA2XXX_INI_MODE_ENABLED: 7041 break; 7042 case QLA2XXX_INI_MODE_DISABLED: 7043 if (!qla_tgt_mode_enabled(base_vha) && 7044 !ha->flags.fw_started) 7045 do_reset = false; 7046 break; 7047 case QLA2XXX_INI_MODE_DUAL: 7048 if (!qla_dual_mode_enabled(base_vha) && 7049 !ha->flags.fw_started) 7050 do_reset = false; 7051 break; 7052 default: 7053 break; 7054 } 7055 7056 if (do_reset && !(test_and_set_bit(ABORT_ISP_ACTIVE, 7057 &base_vha->dpc_flags))) { 7058 base_vha->flags.online = 1; 7059 ql_dbg(ql_dbg_dpc, base_vha, 0x4007, 7060 "ISP abort scheduled.\n"); 7061 if (ha->isp_ops->abort_isp(base_vha)) { 7062 /* failed. retry later */ 7063 set_bit(ISP_ABORT_NEEDED, 7064 &base_vha->dpc_flags); 7065 } 7066 clear_bit(ABORT_ISP_ACTIVE, 7067 &base_vha->dpc_flags); 7068 ql_dbg(ql_dbg_dpc, base_vha, 0x4008, 7069 "ISP abort end.\n"); 7070 } 7071 } 7072 7073 if (test_bit(PROCESS_PUREX_IOCB, &base_vha->dpc_flags)) { 7074 if (atomic_read(&base_vha->loop_state) == LOOP_READY) { 7075 qla24xx_process_purex_list 7076 (&base_vha->purex_list); 7077 clear_bit(PROCESS_PUREX_IOCB, 7078 &base_vha->dpc_flags); 7079 } 7080 } 7081 7082 if (IS_QLAFX00(ha)) 7083 goto loop_resync_check; 7084 7085 if (test_bit(ISP_QUIESCE_NEEDED, &base_vha->dpc_flags)) { 7086 ql_dbg(ql_dbg_dpc, base_vha, 0x4009, 7087 "Quiescence mode scheduled.\n"); 7088 if (IS_P3P_TYPE(ha)) { 7089 if (IS_QLA82XX(ha)) 7090 qla82xx_device_state_handler(base_vha); 7091 if (IS_QLA8044(ha)) 7092 qla8044_device_state_handler(base_vha); 7093 clear_bit(ISP_QUIESCE_NEEDED, 7094 &base_vha->dpc_flags); 7095 if (!ha->flags.quiesce_owner) { 7096 qla2x00_perform_loop_resync(base_vha); 7097 if (IS_QLA82XX(ha)) { 7098 qla82xx_idc_lock(ha); 7099 qla82xx_clear_qsnt_ready( 7100 base_vha); 7101 qla82xx_idc_unlock(ha); 7102 } else if (IS_QLA8044(ha)) { 7103 qla8044_idc_lock(ha); 7104 qla8044_clear_qsnt_ready( 7105 base_vha); 7106 qla8044_idc_unlock(ha); 7107 } 7108 } 7109 } else { 7110 clear_bit(ISP_QUIESCE_NEEDED, 7111 &base_vha->dpc_flags); 7112 qla2x00_quiesce_io(base_vha); 7113 } 7114 ql_dbg(ql_dbg_dpc, base_vha, 0x400a, 7115 "Quiescence mode end.\n"); 7116 } 7117 7118 if (test_and_clear_bit(RESET_MARKER_NEEDED, 7119 &base_vha->dpc_flags) && 7120 (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) { 7121 7122 ql_dbg(ql_dbg_dpc, base_vha, 0x400b, 7123 "Reset marker scheduled.\n"); 7124 qla2x00_rst_aen(base_vha); 7125 clear_bit(RESET_ACTIVE, &base_vha->dpc_flags); 7126 ql_dbg(ql_dbg_dpc, base_vha, 0x400c, 7127 "Reset marker end.\n"); 7128 } 7129 7130 /* Retry each device up to login retry count */ 7131 if (test_bit(RELOGIN_NEEDED, &base_vha->dpc_flags) && 7132 !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) && 7133 atomic_read(&base_vha->loop_state) != LOOP_DOWN) { 7134 7135 if (!base_vha->relogin_jif || 7136 time_after_eq(jiffies, base_vha->relogin_jif)) { 7137 base_vha->relogin_jif = jiffies + HZ; 7138 clear_bit(RELOGIN_NEEDED, &base_vha->dpc_flags); 7139 7140 ql_dbg(ql_dbg_disc, base_vha, 0x400d, 7141 "Relogin scheduled.\n"); 7142 qla24xx_post_relogin_work(base_vha); 7143 } 7144 } 7145 loop_resync_check: 7146 if (!qla2x00_reset_active(base_vha) && 7147 test_and_clear_bit(LOOP_RESYNC_NEEDED, 7148 &base_vha->dpc_flags)) { 7149 /* 7150 * Allow abort_isp to complete before moving on to scanning. 7151 */ 7152 ql_dbg(ql_dbg_dpc, base_vha, 0x400f, 7153 "Loop resync scheduled.\n"); 7154 7155 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, 7156 &base_vha->dpc_flags))) { 7157 7158 qla2x00_loop_resync(base_vha); 7159 7160 clear_bit(LOOP_RESYNC_ACTIVE, 7161 &base_vha->dpc_flags); 7162 } 7163 7164 ql_dbg(ql_dbg_dpc, base_vha, 0x4010, 7165 "Loop resync end.\n"); 7166 } 7167 7168 if (IS_QLAFX00(ha)) 7169 goto intr_on_check; 7170 7171 if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) && 7172 atomic_read(&base_vha->loop_state) == LOOP_READY) { 7173 clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags); 7174 qla2xxx_flash_npiv_conf(base_vha); 7175 } 7176 7177 intr_on_check: 7178 if (!ha->interrupts_on) 7179 ha->isp_ops->enable_intrs(ha); 7180 7181 if (test_and_clear_bit(BEACON_BLINK_NEEDED, 7182 &base_vha->dpc_flags)) { 7183 if (ha->beacon_blink_led == 1) 7184 ha->isp_ops->beacon_blink(base_vha); 7185 } 7186 7187 /* qpair online check */ 7188 if (test_and_clear_bit(QPAIR_ONLINE_CHECK_NEEDED, 7189 &base_vha->dpc_flags)) { 7190 if (ha->flags.eeh_busy || 7191 ha->flags.pci_channel_io_perm_failure) 7192 online = 0; 7193 else 7194 online = 1; 7195 7196 mutex_lock(&ha->mq_lock); 7197 list_for_each_entry(qpair, &base_vha->qp_list, 7198 qp_list_elem) 7199 qpair->online = online; 7200 mutex_unlock(&ha->mq_lock); 7201 } 7202 7203 if (test_and_clear_bit(SET_ZIO_THRESHOLD_NEEDED, 7204 &base_vha->dpc_flags)) { 7205 u16 threshold = ha->nvme_last_rptd_aen + ha->last_zio_threshold; 7206 7207 if (threshold > ha->orig_fw_xcb_count) 7208 threshold = ha->orig_fw_xcb_count; 7209 7210 ql_log(ql_log_info, base_vha, 0xffffff, 7211 "SET ZIO Activity exchange threshold to %d.\n", 7212 threshold); 7213 if (qla27xx_set_zio_threshold(base_vha, threshold)) { 7214 ql_log(ql_log_info, base_vha, 0xffffff, 7215 "Unable to SET ZIO Activity exchange threshold to %d.\n", 7216 threshold); 7217 } 7218 } 7219 7220 if (!IS_QLAFX00(ha)) 7221 qla2x00_do_dpc_all_vps(base_vha); 7222 7223 if (test_and_clear_bit(N2N_LINK_RESET, 7224 &base_vha->dpc_flags)) { 7225 qla2x00_lip_reset(base_vha); 7226 } 7227 7228 ha->dpc_active = 0; 7229 end_loop: 7230 set_current_state(TASK_INTERRUPTIBLE); 7231 } /* End of while(1) */ 7232 __set_current_state(TASK_RUNNING); 7233 7234 ql_dbg(ql_dbg_dpc, base_vha, 0x4011, 7235 "DPC handler exiting.\n"); 7236 7237 /* 7238 * Make sure that nobody tries to wake us up again. 7239 */ 7240 ha->dpc_active = 0; 7241 7242 /* Cleanup any residual CTX SRBs. */ 7243 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); 7244 7245 return 0; 7246 } 7247 7248 void 7249 qla2xxx_wake_dpc(struct scsi_qla_host *vha) 7250 { 7251 struct qla_hw_data *ha = vha->hw; 7252 struct task_struct *t = ha->dpc_thread; 7253 7254 if (!test_bit(UNLOADING, &vha->dpc_flags) && t) 7255 wake_up_process(t); 7256 } 7257 7258 /* 7259 * qla2x00_rst_aen 7260 * Processes asynchronous reset. 7261 * 7262 * Input: 7263 * ha = adapter block pointer. 7264 */ 7265 static void 7266 qla2x00_rst_aen(scsi_qla_host_t *vha) 7267 { 7268 if (vha->flags.online && !vha->flags.reset_active && 7269 !atomic_read(&vha->loop_down_timer) && 7270 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) { 7271 do { 7272 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); 7273 7274 /* 7275 * Issue marker command only when we are going to start 7276 * the I/O. 7277 */ 7278 vha->marker_needed = 1; 7279 } while (!atomic_read(&vha->loop_down_timer) && 7280 (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags))); 7281 } 7282 } 7283 7284 static bool qla_do_heartbeat(struct scsi_qla_host *vha) 7285 { 7286 struct qla_hw_data *ha = vha->hw; 7287 u32 cmpl_cnt; 7288 u16 i; 7289 bool do_heartbeat = false; 7290 7291 /* 7292 * Allow do_heartbeat only if we don’t have any active interrupts, 7293 * but there are still IOs outstanding with firmware. 7294 */ 7295 cmpl_cnt = ha->base_qpair->cmd_completion_cnt; 7296 if (cmpl_cnt == ha->base_qpair->prev_completion_cnt && 7297 cmpl_cnt != ha->base_qpair->cmd_cnt) { 7298 do_heartbeat = true; 7299 goto skip; 7300 } 7301 ha->base_qpair->prev_completion_cnt = cmpl_cnt; 7302 7303 for (i = 0; i < ha->max_qpairs; i++) { 7304 if (ha->queue_pair_map[i]) { 7305 cmpl_cnt = ha->queue_pair_map[i]->cmd_completion_cnt; 7306 if (cmpl_cnt == ha->queue_pair_map[i]->prev_completion_cnt && 7307 cmpl_cnt != ha->queue_pair_map[i]->cmd_cnt) { 7308 do_heartbeat = true; 7309 break; 7310 } 7311 ha->queue_pair_map[i]->prev_completion_cnt = cmpl_cnt; 7312 } 7313 } 7314 7315 skip: 7316 return do_heartbeat; 7317 } 7318 7319 static void qla_heart_beat(struct scsi_qla_host *vha, u16 dpc_started) 7320 { 7321 struct qla_hw_data *ha = vha->hw; 7322 7323 if (vha->vp_idx) 7324 return; 7325 7326 if (vha->hw->flags.eeh_busy || qla2x00_chip_is_down(vha)) 7327 return; 7328 7329 /* 7330 * dpc thread cannot run if heartbeat is running at the same time. 7331 * We also do not want to starve heartbeat task. Therefore, do 7332 * heartbeat task at least once every 5 seconds. 7333 */ 7334 if (dpc_started && 7335 time_before(jiffies, ha->last_heartbeat_run_jiffies + 5 * HZ)) 7336 return; 7337 7338 if (qla_do_heartbeat(vha)) { 7339 ha->last_heartbeat_run_jiffies = jiffies; 7340 queue_work(ha->wq, &ha->heartbeat_work); 7341 } 7342 } 7343 7344 static void qla_wind_down_chip(scsi_qla_host_t *vha) 7345 { 7346 struct qla_hw_data *ha = vha->hw; 7347 7348 if (!ha->flags.eeh_busy) 7349 return; 7350 if (ha->pci_error_state) 7351 /* system is trying to recover */ 7352 return; 7353 7354 /* 7355 * Current system is not handling PCIE error. At this point, this is 7356 * best effort to wind down the adapter. 7357 */ 7358 if (time_after_eq(jiffies, ha->eeh_jif + ql2xdelay_before_pci_error_handling * HZ) && 7359 !ha->flags.eeh_flush) { 7360 ql_log(ql_log_info, vha, 0x9009, 7361 "PCI Error detected, attempting to reset hardware.\n"); 7362 7363 ha->isp_ops->reset_chip(vha); 7364 ha->isp_ops->disable_intrs(ha); 7365 7366 ha->flags.eeh_flush = EEH_FLUSH_RDY; 7367 ha->eeh_jif = jiffies; 7368 7369 } else if (ha->flags.eeh_flush == EEH_FLUSH_RDY && 7370 time_after_eq(jiffies, ha->eeh_jif + 5 * HZ)) { 7371 pci_clear_master(ha->pdev); 7372 7373 /* flush all command */ 7374 qla2x00_abort_isp_cleanup(vha); 7375 ha->flags.eeh_flush = EEH_FLUSH_DONE; 7376 7377 ql_log(ql_log_info, vha, 0x900a, 7378 "PCI Error handling complete, all IOs aborted.\n"); 7379 } 7380 } 7381 7382 /************************************************************************** 7383 * qla2x00_timer 7384 * 7385 * Description: 7386 * One second timer 7387 * 7388 * Context: Interrupt 7389 ***************************************************************************/ 7390 void 7391 qla2x00_timer(struct timer_list *t) 7392 { 7393 scsi_qla_host_t *vha = from_timer(vha, t, timer); 7394 unsigned long cpu_flags = 0; 7395 int start_dpc = 0; 7396 int index; 7397 srb_t *sp; 7398 uint16_t w; 7399 struct qla_hw_data *ha = vha->hw; 7400 struct req_que *req; 7401 unsigned long flags; 7402 fc_port_t *fcport = NULL; 7403 7404 if (ha->flags.eeh_busy) { 7405 qla_wind_down_chip(vha); 7406 7407 ql_dbg(ql_dbg_timer, vha, 0x6000, 7408 "EEH = %d, restarting timer.\n", 7409 ha->flags.eeh_busy); 7410 qla2x00_restart_timer(vha, WATCH_INTERVAL); 7411 return; 7412 } 7413 7414 /* 7415 * Hardware read to raise pending EEH errors during mailbox waits. If 7416 * the read returns -1 then disable the board. 7417 */ 7418 if (!pci_channel_offline(ha->pdev)) { 7419 pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w); 7420 qla2x00_check_reg16_for_disconnect(vha, w); 7421 } 7422 7423 /* Make sure qla82xx_watchdog is run only for physical port */ 7424 if (!vha->vp_idx && IS_P3P_TYPE(ha)) { 7425 if (test_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags)) 7426 start_dpc++; 7427 if (IS_QLA82XX(ha)) 7428 qla82xx_watchdog(vha); 7429 else if (IS_QLA8044(ha)) 7430 qla8044_watchdog(vha); 7431 } 7432 7433 if (!vha->vp_idx && IS_QLAFX00(ha)) 7434 qlafx00_timer_routine(vha); 7435 7436 if (vha->link_down_time < QLA2XX_MAX_LINK_DOWN_TIME) 7437 vha->link_down_time++; 7438 7439 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); 7440 list_for_each_entry(fcport, &vha->vp_fcports, list) { 7441 if (fcport->tgt_link_down_time < QLA2XX_MAX_LINK_DOWN_TIME) 7442 fcport->tgt_link_down_time++; 7443 } 7444 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); 7445 7446 /* Loop down handler. */ 7447 if (atomic_read(&vha->loop_down_timer) > 0 && 7448 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) && 7449 !(test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags)) 7450 && vha->flags.online) { 7451 7452 if (atomic_read(&vha->loop_down_timer) == 7453 vha->loop_down_abort_time) { 7454 7455 ql_log(ql_log_info, vha, 0x6008, 7456 "Loop down - aborting the queues before time expires.\n"); 7457 7458 if (!IS_QLA2100(ha) && vha->link_down_timeout) 7459 atomic_set(&vha->loop_state, LOOP_DEAD); 7460 7461 /* 7462 * Schedule an ISP abort to return any FCP2-device 7463 * commands. 7464 */ 7465 /* NPIV - scan physical port only */ 7466 if (!vha->vp_idx) { 7467 spin_lock_irqsave(&ha->hardware_lock, 7468 cpu_flags); 7469 req = ha->req_q_map[0]; 7470 for (index = 1; 7471 index < req->num_outstanding_cmds; 7472 index++) { 7473 fc_port_t *sfcp; 7474 7475 sp = req->outstanding_cmds[index]; 7476 if (!sp) 7477 continue; 7478 if (sp->cmd_type != TYPE_SRB) 7479 continue; 7480 if (sp->type != SRB_SCSI_CMD) 7481 continue; 7482 sfcp = sp->fcport; 7483 if (!(sfcp->flags & FCF_FCP2_DEVICE)) 7484 continue; 7485 7486 if (IS_QLA82XX(ha)) 7487 set_bit(FCOE_CTX_RESET_NEEDED, 7488 &vha->dpc_flags); 7489 else 7490 set_bit(ISP_ABORT_NEEDED, 7491 &vha->dpc_flags); 7492 break; 7493 } 7494 spin_unlock_irqrestore(&ha->hardware_lock, 7495 cpu_flags); 7496 } 7497 start_dpc++; 7498 } 7499 7500 /* if the loop has been down for 4 minutes, reinit adapter */ 7501 if (atomic_dec_and_test(&vha->loop_down_timer) != 0) { 7502 if (!(vha->device_flags & DFLG_NO_CABLE) && !vha->vp_idx) { 7503 ql_log(ql_log_warn, vha, 0x6009, 7504 "Loop down - aborting ISP.\n"); 7505 7506 if (IS_QLA82XX(ha)) 7507 set_bit(FCOE_CTX_RESET_NEEDED, 7508 &vha->dpc_flags); 7509 else 7510 set_bit(ISP_ABORT_NEEDED, 7511 &vha->dpc_flags); 7512 } 7513 } 7514 ql_dbg(ql_dbg_timer, vha, 0x600a, 7515 "Loop down - seconds remaining %d.\n", 7516 atomic_read(&vha->loop_down_timer)); 7517 } 7518 /* Check if beacon LED needs to be blinked for physical host only */ 7519 if (!vha->vp_idx && (ha->beacon_blink_led == 1)) { 7520 /* There is no beacon_blink function for ISP82xx */ 7521 if (!IS_P3P_TYPE(ha)) { 7522 set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags); 7523 start_dpc++; 7524 } 7525 } 7526 7527 /* check if edif running */ 7528 if (vha->hw->flags.edif_enabled) 7529 qla_edif_timer(vha); 7530 7531 /* Process any deferred work. */ 7532 if (!list_empty(&vha->work_list)) { 7533 unsigned long flags; 7534 bool q = false; 7535 7536 spin_lock_irqsave(&vha->work_lock, flags); 7537 if (!test_and_set_bit(IOCB_WORK_ACTIVE, &vha->dpc_flags)) 7538 q = true; 7539 spin_unlock_irqrestore(&vha->work_lock, flags); 7540 if (q) 7541 queue_work(vha->hw->wq, &vha->iocb_work); 7542 } 7543 7544 /* 7545 * FC-NVME 7546 * see if the active AEN count has changed from what was last reported. 7547 */ 7548 index = atomic_read(&ha->nvme_active_aen_cnt); 7549 if (!vha->vp_idx && 7550 (index != ha->nvme_last_rptd_aen) && 7551 ha->zio_mode == QLA_ZIO_MODE_6 && 7552 !ha->flags.host_shutting_down) { 7553 ha->nvme_last_rptd_aen = atomic_read(&ha->nvme_active_aen_cnt); 7554 ql_log(ql_log_info, vha, 0x3002, 7555 "nvme: Sched: Set ZIO exchange threshold to %d.\n", 7556 ha->nvme_last_rptd_aen); 7557 set_bit(SET_ZIO_THRESHOLD_NEEDED, &vha->dpc_flags); 7558 start_dpc++; 7559 } 7560 7561 if (!vha->vp_idx && 7562 atomic_read(&ha->zio_threshold) != ha->last_zio_threshold && 7563 IS_ZIO_THRESHOLD_CAPABLE(ha)) { 7564 ql_log(ql_log_info, vha, 0x3002, 7565 "Sched: Set ZIO exchange threshold to %d.\n", 7566 ha->last_zio_threshold); 7567 ha->last_zio_threshold = atomic_read(&ha->zio_threshold); 7568 set_bit(SET_ZIO_THRESHOLD_NEEDED, &vha->dpc_flags); 7569 start_dpc++; 7570 } 7571 qla_adjust_buf(vha); 7572 7573 /* borrowing w to signify dpc will run */ 7574 w = 0; 7575 /* Schedule the DPC routine if needed */ 7576 if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) || 7577 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) || 7578 start_dpc || 7579 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) || 7580 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) || 7581 test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags) || 7582 test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) || 7583 test_bit(VP_DPC_NEEDED, &vha->dpc_flags) || 7584 test_bit(RELOGIN_NEEDED, &vha->dpc_flags) || 7585 test_bit(PROCESS_PUREX_IOCB, &vha->dpc_flags))) { 7586 ql_dbg(ql_dbg_timer, vha, 0x600b, 7587 "isp_abort_needed=%d loop_resync_needed=%d " 7588 "start_dpc=%d reset_marker_needed=%d", 7589 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags), 7590 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags), 7591 start_dpc, test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)); 7592 ql_dbg(ql_dbg_timer, vha, 0x600c, 7593 "beacon_blink_needed=%d isp_unrecoverable=%d " 7594 "fcoe_ctx_reset_needed=%d vp_dpc_needed=%d " 7595 "relogin_needed=%d, Process_purex_iocb=%d.\n", 7596 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags), 7597 test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags), 7598 test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags), 7599 test_bit(VP_DPC_NEEDED, &vha->dpc_flags), 7600 test_bit(RELOGIN_NEEDED, &vha->dpc_flags), 7601 test_bit(PROCESS_PUREX_IOCB, &vha->dpc_flags)); 7602 qla2xxx_wake_dpc(vha); 7603 w = 1; 7604 } 7605 7606 qla_heart_beat(vha, w); 7607 7608 qla2x00_restart_timer(vha, WATCH_INTERVAL); 7609 } 7610 7611 /* Firmware interface routines. */ 7612 7613 #define FW_ISP21XX 0 7614 #define FW_ISP22XX 1 7615 #define FW_ISP2300 2 7616 #define FW_ISP2322 3 7617 #define FW_ISP24XX 4 7618 #define FW_ISP25XX 5 7619 #define FW_ISP81XX 6 7620 #define FW_ISP82XX 7 7621 #define FW_ISP2031 8 7622 #define FW_ISP8031 9 7623 #define FW_ISP27XX 10 7624 #define FW_ISP28XX 11 7625 7626 #define FW_FILE_ISP21XX "ql2100_fw.bin" 7627 #define FW_FILE_ISP22XX "ql2200_fw.bin" 7628 #define FW_FILE_ISP2300 "ql2300_fw.bin" 7629 #define FW_FILE_ISP2322 "ql2322_fw.bin" 7630 #define FW_FILE_ISP24XX "ql2400_fw.bin" 7631 #define FW_FILE_ISP25XX "ql2500_fw.bin" 7632 #define FW_FILE_ISP81XX "ql8100_fw.bin" 7633 #define FW_FILE_ISP82XX "ql8200_fw.bin" 7634 #define FW_FILE_ISP2031 "ql2600_fw.bin" 7635 #define FW_FILE_ISP8031 "ql8300_fw.bin" 7636 #define FW_FILE_ISP27XX "ql2700_fw.bin" 7637 #define FW_FILE_ISP28XX "ql2800_fw.bin" 7638 7639 7640 static DEFINE_MUTEX(qla_fw_lock); 7641 7642 static struct fw_blob qla_fw_blobs[] = { 7643 { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, }, 7644 { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, }, 7645 { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, }, 7646 { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, }, 7647 { .name = FW_FILE_ISP24XX, }, 7648 { .name = FW_FILE_ISP25XX, }, 7649 { .name = FW_FILE_ISP81XX, }, 7650 { .name = FW_FILE_ISP82XX, }, 7651 { .name = FW_FILE_ISP2031, }, 7652 { .name = FW_FILE_ISP8031, }, 7653 { .name = FW_FILE_ISP27XX, }, 7654 { .name = FW_FILE_ISP28XX, }, 7655 { .name = NULL, }, 7656 }; 7657 7658 struct fw_blob * 7659 qla2x00_request_firmware(scsi_qla_host_t *vha) 7660 { 7661 struct qla_hw_data *ha = vha->hw; 7662 struct fw_blob *blob; 7663 7664 if (IS_QLA2100(ha)) { 7665 blob = &qla_fw_blobs[FW_ISP21XX]; 7666 } else if (IS_QLA2200(ha)) { 7667 blob = &qla_fw_blobs[FW_ISP22XX]; 7668 } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { 7669 blob = &qla_fw_blobs[FW_ISP2300]; 7670 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) { 7671 blob = &qla_fw_blobs[FW_ISP2322]; 7672 } else if (IS_QLA24XX_TYPE(ha)) { 7673 blob = &qla_fw_blobs[FW_ISP24XX]; 7674 } else if (IS_QLA25XX(ha)) { 7675 blob = &qla_fw_blobs[FW_ISP25XX]; 7676 } else if (IS_QLA81XX(ha)) { 7677 blob = &qla_fw_blobs[FW_ISP81XX]; 7678 } else if (IS_QLA82XX(ha)) { 7679 blob = &qla_fw_blobs[FW_ISP82XX]; 7680 } else if (IS_QLA2031(ha)) { 7681 blob = &qla_fw_blobs[FW_ISP2031]; 7682 } else if (IS_QLA8031(ha)) { 7683 blob = &qla_fw_blobs[FW_ISP8031]; 7684 } else if (IS_QLA27XX(ha)) { 7685 blob = &qla_fw_blobs[FW_ISP27XX]; 7686 } else if (IS_QLA28XX(ha)) { 7687 blob = &qla_fw_blobs[FW_ISP28XX]; 7688 } else { 7689 return NULL; 7690 } 7691 7692 if (!blob->name) 7693 return NULL; 7694 7695 mutex_lock(&qla_fw_lock); 7696 if (blob->fw) 7697 goto out; 7698 7699 if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) { 7700 ql_log(ql_log_warn, vha, 0x0063, 7701 "Failed to load firmware image (%s).\n", blob->name); 7702 blob->fw = NULL; 7703 blob = NULL; 7704 } 7705 7706 out: 7707 mutex_unlock(&qla_fw_lock); 7708 return blob; 7709 } 7710 7711 static void 7712 qla2x00_release_firmware(void) 7713 { 7714 struct fw_blob *blob; 7715 7716 mutex_lock(&qla_fw_lock); 7717 for (blob = qla_fw_blobs; blob->name; blob++) 7718 release_firmware(blob->fw); 7719 mutex_unlock(&qla_fw_lock); 7720 } 7721 7722 static void qla_pci_error_cleanup(scsi_qla_host_t *vha) 7723 { 7724 struct qla_hw_data *ha = vha->hw; 7725 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); 7726 struct qla_qpair *qpair = NULL; 7727 struct scsi_qla_host *vp, *tvp; 7728 fc_port_t *fcport; 7729 int i; 7730 unsigned long flags; 7731 7732 ql_dbg(ql_dbg_aer, vha, 0x9000, 7733 "%s\n", __func__); 7734 ha->chip_reset++; 7735 7736 ha->base_qpair->chip_reset = ha->chip_reset; 7737 for (i = 0; i < ha->max_qpairs; i++) { 7738 if (ha->queue_pair_map[i]) 7739 ha->queue_pair_map[i]->chip_reset = 7740 ha->base_qpair->chip_reset; 7741 } 7742 7743 /* 7744 * purge mailbox might take a while. Slot Reset/chip reset 7745 * will take care of the purge 7746 */ 7747 7748 mutex_lock(&ha->mq_lock); 7749 ha->base_qpair->online = 0; 7750 list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem) 7751 qpair->online = 0; 7752 wmb(); 7753 mutex_unlock(&ha->mq_lock); 7754 7755 qla2x00_mark_all_devices_lost(vha); 7756 7757 spin_lock_irqsave(&ha->vport_slock, flags); 7758 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) { 7759 atomic_inc(&vp->vref_count); 7760 spin_unlock_irqrestore(&ha->vport_slock, flags); 7761 qla2x00_mark_all_devices_lost(vp); 7762 spin_lock_irqsave(&ha->vport_slock, flags); 7763 atomic_dec(&vp->vref_count); 7764 } 7765 spin_unlock_irqrestore(&ha->vport_slock, flags); 7766 7767 /* Clear all async request states across all VPs. */ 7768 list_for_each_entry(fcport, &vha->vp_fcports, list) 7769 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT); 7770 7771 spin_lock_irqsave(&ha->vport_slock, flags); 7772 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) { 7773 atomic_inc(&vp->vref_count); 7774 spin_unlock_irqrestore(&ha->vport_slock, flags); 7775 list_for_each_entry(fcport, &vp->vp_fcports, list) 7776 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT); 7777 spin_lock_irqsave(&ha->vport_slock, flags); 7778 atomic_dec(&vp->vref_count); 7779 } 7780 spin_unlock_irqrestore(&ha->vport_slock, flags); 7781 } 7782 7783 7784 static pci_ers_result_t 7785 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) 7786 { 7787 scsi_qla_host_t *vha = pci_get_drvdata(pdev); 7788 struct qla_hw_data *ha = vha->hw; 7789 pci_ers_result_t ret = PCI_ERS_RESULT_NEED_RESET; 7790 7791 ql_log(ql_log_warn, vha, 0x9000, 7792 "PCI error detected, state %x.\n", state); 7793 ha->pci_error_state = QLA_PCI_ERR_DETECTED; 7794 7795 if (!atomic_read(&pdev->enable_cnt)) { 7796 ql_log(ql_log_info, vha, 0xffff, 7797 "PCI device is disabled,state %x\n", state); 7798 ret = PCI_ERS_RESULT_NEED_RESET; 7799 goto out; 7800 } 7801 7802 switch (state) { 7803 case pci_channel_io_normal: 7804 qla_pci_set_eeh_busy(vha); 7805 if (ql2xmqsupport || ql2xnvmeenable) { 7806 set_bit(QPAIR_ONLINE_CHECK_NEEDED, &vha->dpc_flags); 7807 qla2xxx_wake_dpc(vha); 7808 } 7809 ret = PCI_ERS_RESULT_CAN_RECOVER; 7810 break; 7811 case pci_channel_io_frozen: 7812 qla_pci_set_eeh_busy(vha); 7813 ret = PCI_ERS_RESULT_NEED_RESET; 7814 break; 7815 case pci_channel_io_perm_failure: 7816 ha->flags.pci_channel_io_perm_failure = 1; 7817 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16); 7818 if (ql2xmqsupport || ql2xnvmeenable) { 7819 set_bit(QPAIR_ONLINE_CHECK_NEEDED, &vha->dpc_flags); 7820 qla2xxx_wake_dpc(vha); 7821 } 7822 ret = PCI_ERS_RESULT_DISCONNECT; 7823 } 7824 out: 7825 ql_dbg(ql_dbg_aer, vha, 0x600d, 7826 "PCI error detected returning [%x].\n", ret); 7827 return ret; 7828 } 7829 7830 static pci_ers_result_t 7831 qla2xxx_pci_mmio_enabled(struct pci_dev *pdev) 7832 { 7833 int risc_paused = 0; 7834 uint32_t stat; 7835 unsigned long flags; 7836 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); 7837 struct qla_hw_data *ha = base_vha->hw; 7838 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; 7839 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; 7840 7841 ql_log(ql_log_warn, base_vha, 0x9000, 7842 "mmio enabled\n"); 7843 7844 ha->pci_error_state = QLA_PCI_MMIO_ENABLED; 7845 7846 if (IS_QLA82XX(ha)) 7847 return PCI_ERS_RESULT_RECOVERED; 7848 7849 if (qla2x00_isp_reg_stat(ha)) { 7850 ql_log(ql_log_info, base_vha, 0x803f, 7851 "During mmio enabled, PCI/Register disconnect still detected.\n"); 7852 goto out; 7853 } 7854 7855 spin_lock_irqsave(&ha->hardware_lock, flags); 7856 if (IS_QLA2100(ha) || IS_QLA2200(ha)){ 7857 stat = rd_reg_word(®->hccr); 7858 if (stat & HCCR_RISC_PAUSE) 7859 risc_paused = 1; 7860 } else if (IS_QLA23XX(ha)) { 7861 stat = rd_reg_dword(®->u.isp2300.host_status); 7862 if (stat & HSR_RISC_PAUSED) 7863 risc_paused = 1; 7864 } else if (IS_FWI2_CAPABLE(ha)) { 7865 stat = rd_reg_dword(®24->host_status); 7866 if (stat & HSRX_RISC_PAUSED) 7867 risc_paused = 1; 7868 } 7869 spin_unlock_irqrestore(&ha->hardware_lock, flags); 7870 7871 if (risc_paused) { 7872 ql_log(ql_log_info, base_vha, 0x9003, 7873 "RISC paused -- mmio_enabled, Dumping firmware.\n"); 7874 qla2xxx_dump_fw(base_vha); 7875 } 7876 out: 7877 /* set PCI_ERS_RESULT_NEED_RESET to trigger call to qla2xxx_pci_slot_reset */ 7878 ql_dbg(ql_dbg_aer, base_vha, 0x600d, 7879 "mmio enabled returning.\n"); 7880 return PCI_ERS_RESULT_NEED_RESET; 7881 } 7882 7883 static pci_ers_result_t 7884 qla2xxx_pci_slot_reset(struct pci_dev *pdev) 7885 { 7886 pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT; 7887 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); 7888 struct qla_hw_data *ha = base_vha->hw; 7889 int rc; 7890 struct qla_qpair *qpair = NULL; 7891 7892 ql_log(ql_log_warn, base_vha, 0x9004, 7893 "Slot Reset.\n"); 7894 7895 ha->pci_error_state = QLA_PCI_SLOT_RESET; 7896 /* Workaround: qla2xxx driver which access hardware earlier 7897 * needs error state to be pci_channel_io_online. 7898 * Otherwise mailbox command timesout. 7899 */ 7900 pdev->error_state = pci_channel_io_normal; 7901 7902 pci_restore_state(pdev); 7903 7904 /* pci_restore_state() clears the saved_state flag of the device 7905 * save restored state which resets saved_state flag 7906 */ 7907 pci_save_state(pdev); 7908 7909 if (ha->mem_only) 7910 rc = pci_enable_device_mem(pdev); 7911 else 7912 rc = pci_enable_device(pdev); 7913 7914 if (rc) { 7915 ql_log(ql_log_warn, base_vha, 0x9005, 7916 "Can't re-enable PCI device after reset.\n"); 7917 goto exit_slot_reset; 7918 } 7919 7920 7921 if (ha->isp_ops->pci_config(base_vha)) 7922 goto exit_slot_reset; 7923 7924 mutex_lock(&ha->mq_lock); 7925 list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem) 7926 qpair->online = 1; 7927 mutex_unlock(&ha->mq_lock); 7928 7929 ha->flags.eeh_busy = 0; 7930 base_vha->flags.online = 1; 7931 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); 7932 ha->isp_ops->abort_isp(base_vha); 7933 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); 7934 7935 if (qla2x00_isp_reg_stat(ha)) { 7936 ha->flags.eeh_busy = 1; 7937 qla_pci_error_cleanup(base_vha); 7938 ql_log(ql_log_warn, base_vha, 0x9005, 7939 "Device unable to recover from PCI error.\n"); 7940 } else { 7941 ret = PCI_ERS_RESULT_RECOVERED; 7942 } 7943 7944 exit_slot_reset: 7945 ql_dbg(ql_dbg_aer, base_vha, 0x900e, 7946 "Slot Reset returning %x.\n", ret); 7947 7948 return ret; 7949 } 7950 7951 static void 7952 qla2xxx_pci_resume(struct pci_dev *pdev) 7953 { 7954 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); 7955 struct qla_hw_data *ha = base_vha->hw; 7956 int ret; 7957 7958 ql_log(ql_log_warn, base_vha, 0x900f, 7959 "Pci Resume.\n"); 7960 7961 7962 ret = qla2x00_wait_for_hba_online(base_vha); 7963 if (ret != QLA_SUCCESS) { 7964 ql_log(ql_log_fatal, base_vha, 0x9002, 7965 "The device failed to resume I/O from slot/link_reset.\n"); 7966 } 7967 ha->pci_error_state = QLA_PCI_RESUME; 7968 ql_dbg(ql_dbg_aer, base_vha, 0x600d, 7969 "Pci Resume returning.\n"); 7970 } 7971 7972 void qla_pci_set_eeh_busy(struct scsi_qla_host *vha) 7973 { 7974 struct qla_hw_data *ha = vha->hw; 7975 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 7976 bool do_cleanup = false; 7977 unsigned long flags; 7978 7979 if (ha->flags.eeh_busy) 7980 return; 7981 7982 spin_lock_irqsave(&base_vha->work_lock, flags); 7983 if (!ha->flags.eeh_busy) { 7984 ha->eeh_jif = jiffies; 7985 ha->flags.eeh_flush = 0; 7986 7987 ha->flags.eeh_busy = 1; 7988 do_cleanup = true; 7989 } 7990 spin_unlock_irqrestore(&base_vha->work_lock, flags); 7991 7992 if (do_cleanup) 7993 qla_pci_error_cleanup(base_vha); 7994 } 7995 7996 /* 7997 * this routine will schedule a task to pause IO from interrupt context 7998 * if caller sees a PCIE error event (register read = 0xf's) 7999 */ 8000 void qla_schedule_eeh_work(struct scsi_qla_host *vha) 8001 { 8002 struct qla_hw_data *ha = vha->hw; 8003 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 8004 8005 if (ha->flags.eeh_busy) 8006 return; 8007 8008 set_bit(DO_EEH_RECOVERY, &base_vha->dpc_flags); 8009 qla2xxx_wake_dpc(base_vha); 8010 } 8011 8012 static void 8013 qla_pci_reset_prepare(struct pci_dev *pdev) 8014 { 8015 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); 8016 struct qla_hw_data *ha = base_vha->hw; 8017 struct qla_qpair *qpair; 8018 8019 ql_log(ql_log_warn, base_vha, 0xffff, 8020 "%s.\n", __func__); 8021 8022 /* 8023 * PCI FLR/function reset is about to reset the 8024 * slot. Stop the chip to stop all DMA access. 8025 * It is assumed that pci_reset_done will be called 8026 * after FLR to resume Chip operation. 8027 */ 8028 ha->flags.eeh_busy = 1; 8029 mutex_lock(&ha->mq_lock); 8030 list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem) 8031 qpair->online = 0; 8032 mutex_unlock(&ha->mq_lock); 8033 8034 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); 8035 qla2x00_abort_isp_cleanup(base_vha); 8036 qla2x00_abort_all_cmds(base_vha, DID_RESET << 16); 8037 } 8038 8039 static void 8040 qla_pci_reset_done(struct pci_dev *pdev) 8041 { 8042 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); 8043 struct qla_hw_data *ha = base_vha->hw; 8044 struct qla_qpair *qpair; 8045 8046 ql_log(ql_log_warn, base_vha, 0xffff, 8047 "%s.\n", __func__); 8048 8049 /* 8050 * FLR just completed by PCI layer. Resume adapter 8051 */ 8052 ha->flags.eeh_busy = 0; 8053 mutex_lock(&ha->mq_lock); 8054 list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem) 8055 qpair->online = 1; 8056 mutex_unlock(&ha->mq_lock); 8057 8058 base_vha->flags.online = 1; 8059 ha->isp_ops->abort_isp(base_vha); 8060 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); 8061 } 8062 8063 static void qla2xxx_map_queues(struct Scsi_Host *shost) 8064 { 8065 scsi_qla_host_t *vha = (scsi_qla_host_t *)shost->hostdata; 8066 struct blk_mq_queue_map *qmap = &shost->tag_set.map[HCTX_TYPE_DEFAULT]; 8067 8068 if (USER_CTRL_IRQ(vha->hw) || !vha->hw->mqiobase) 8069 blk_mq_map_queues(qmap); 8070 else 8071 blk_mq_pci_map_queues(qmap, vha->hw->pdev, vha->irq_offset); 8072 } 8073 8074 struct scsi_host_template qla2xxx_driver_template = { 8075 .module = THIS_MODULE, 8076 .name = QLA2XXX_DRIVER_NAME, 8077 .queuecommand = qla2xxx_queuecommand, 8078 8079 .eh_timed_out = fc_eh_timed_out, 8080 .eh_abort_handler = qla2xxx_eh_abort, 8081 .eh_should_retry_cmd = fc_eh_should_retry_cmd, 8082 .eh_device_reset_handler = qla2xxx_eh_device_reset, 8083 .eh_target_reset_handler = qla2xxx_eh_target_reset, 8084 .eh_bus_reset_handler = qla2xxx_eh_bus_reset, 8085 .eh_host_reset_handler = qla2xxx_eh_host_reset, 8086 8087 .slave_configure = qla2xxx_slave_configure, 8088 8089 .slave_alloc = qla2xxx_slave_alloc, 8090 .slave_destroy = qla2xxx_slave_destroy, 8091 .scan_finished = qla2xxx_scan_finished, 8092 .scan_start = qla2xxx_scan_start, 8093 .change_queue_depth = scsi_change_queue_depth, 8094 .map_queues = qla2xxx_map_queues, 8095 .this_id = -1, 8096 .cmd_per_lun = 3, 8097 .sg_tablesize = SG_ALL, 8098 8099 .max_sectors = 0xFFFF, 8100 .shost_groups = qla2x00_host_groups, 8101 8102 .supported_mode = MODE_INITIATOR, 8103 .track_queue_depth = 1, 8104 .cmd_size = sizeof(srb_t), 8105 }; 8106 8107 static const struct pci_error_handlers qla2xxx_err_handler = { 8108 .error_detected = qla2xxx_pci_error_detected, 8109 .mmio_enabled = qla2xxx_pci_mmio_enabled, 8110 .slot_reset = qla2xxx_pci_slot_reset, 8111 .resume = qla2xxx_pci_resume, 8112 .reset_prepare = qla_pci_reset_prepare, 8113 .reset_done = qla_pci_reset_done, 8114 }; 8115 8116 static struct pci_device_id qla2xxx_pci_tbl[] = { 8117 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) }, 8118 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) }, 8119 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) }, 8120 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) }, 8121 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) }, 8122 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) }, 8123 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) }, 8124 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) }, 8125 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) }, 8126 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) }, 8127 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) }, 8128 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) }, 8129 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) }, 8130 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2031) }, 8131 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) }, 8132 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8021) }, 8133 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8031) }, 8134 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISPF001) }, 8135 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8044) }, 8136 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2071) }, 8137 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2271) }, 8138 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2261) }, 8139 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2061) }, 8140 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2081) }, 8141 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2281) }, 8142 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2089) }, 8143 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2289) }, 8144 { 0 }, 8145 }; 8146 MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl); 8147 8148 static struct pci_driver qla2xxx_pci_driver = { 8149 .name = QLA2XXX_DRIVER_NAME, 8150 .id_table = qla2xxx_pci_tbl, 8151 .probe = qla2x00_probe_one, 8152 .remove = qla2x00_remove_one, 8153 .shutdown = qla2x00_shutdown, 8154 .err_handler = &qla2xxx_err_handler, 8155 }; 8156 8157 static const struct file_operations apidev_fops = { 8158 .owner = THIS_MODULE, 8159 .llseek = noop_llseek, 8160 }; 8161 8162 /** 8163 * qla2x00_module_init - Module initialization. 8164 **/ 8165 static int __init 8166 qla2x00_module_init(void) 8167 { 8168 int ret = 0; 8169 8170 BUILD_BUG_ON(sizeof(cmd_a64_entry_t) != 64); 8171 BUILD_BUG_ON(sizeof(cmd_entry_t) != 64); 8172 BUILD_BUG_ON(sizeof(cont_a64_entry_t) != 64); 8173 BUILD_BUG_ON(sizeof(cont_entry_t) != 64); 8174 BUILD_BUG_ON(sizeof(init_cb_t) != 96); 8175 BUILD_BUG_ON(sizeof(mrk_entry_t) != 64); 8176 BUILD_BUG_ON(sizeof(ms_iocb_entry_t) != 64); 8177 BUILD_BUG_ON(sizeof(request_t) != 64); 8178 BUILD_BUG_ON(sizeof(struct abort_entry_24xx) != 64); 8179 BUILD_BUG_ON(sizeof(struct abort_iocb_entry_fx00) != 64); 8180 BUILD_BUG_ON(sizeof(struct abts_entry_24xx) != 64); 8181 BUILD_BUG_ON(sizeof(struct access_chip_84xx) != 64); 8182 BUILD_BUG_ON(sizeof(struct access_chip_rsp_84xx) != 64); 8183 BUILD_BUG_ON(sizeof(struct cmd_bidir) != 64); 8184 BUILD_BUG_ON(sizeof(struct cmd_nvme) != 64); 8185 BUILD_BUG_ON(sizeof(struct cmd_type_6) != 64); 8186 BUILD_BUG_ON(sizeof(struct cmd_type_7) != 64); 8187 BUILD_BUG_ON(sizeof(struct cmd_type_7_fx00) != 64); 8188 BUILD_BUG_ON(sizeof(struct cmd_type_crc_2) != 64); 8189 BUILD_BUG_ON(sizeof(struct ct_entry_24xx) != 64); 8190 BUILD_BUG_ON(sizeof(struct ct_fdmi1_hba_attributes) != 2604); 8191 BUILD_BUG_ON(sizeof(struct ct_fdmi2_hba_attributes) != 4424); 8192 BUILD_BUG_ON(sizeof(struct ct_fdmi2_port_attributes) != 4164); 8193 BUILD_BUG_ON(sizeof(struct ct_fdmi_hba_attr) != 260); 8194 BUILD_BUG_ON(sizeof(struct ct_fdmi_port_attr) != 260); 8195 BUILD_BUG_ON(sizeof(struct ct_rsp_hdr) != 16); 8196 BUILD_BUG_ON(sizeof(struct ctio_crc2_to_fw) != 64); 8197 BUILD_BUG_ON(sizeof(struct device_reg_24xx) != 256); 8198 BUILD_BUG_ON(sizeof(struct device_reg_25xxmq) != 24); 8199 BUILD_BUG_ON(sizeof(struct device_reg_2xxx) != 256); 8200 BUILD_BUG_ON(sizeof(struct device_reg_82xx) != 1288); 8201 BUILD_BUG_ON(sizeof(struct device_reg_fx00) != 216); 8202 BUILD_BUG_ON(sizeof(struct els_entry_24xx) != 64); 8203 BUILD_BUG_ON(sizeof(struct els_sts_entry_24xx) != 64); 8204 BUILD_BUG_ON(sizeof(struct fxdisc_entry_fx00) != 64); 8205 BUILD_BUG_ON(sizeof(struct imm_ntfy_from_isp) != 64); 8206 BUILD_BUG_ON(sizeof(struct init_cb_24xx) != 128); 8207 BUILD_BUG_ON(sizeof(struct init_cb_81xx) != 128); 8208 BUILD_BUG_ON(sizeof(struct logio_entry_24xx) != 64); 8209 BUILD_BUG_ON(sizeof(struct mbx_entry) != 64); 8210 BUILD_BUG_ON(sizeof(struct mid_init_cb_24xx) != 5252); 8211 BUILD_BUG_ON(sizeof(struct mrk_entry_24xx) != 64); 8212 BUILD_BUG_ON(sizeof(struct nvram_24xx) != 512); 8213 BUILD_BUG_ON(sizeof(struct nvram_81xx) != 512); 8214 BUILD_BUG_ON(sizeof(struct pt_ls4_request) != 64); 8215 BUILD_BUG_ON(sizeof(struct pt_ls4_rx_unsol) != 64); 8216 BUILD_BUG_ON(sizeof(struct purex_entry_24xx) != 64); 8217 BUILD_BUG_ON(sizeof(struct qla2100_fw_dump) != 123634); 8218 BUILD_BUG_ON(sizeof(struct qla2300_fw_dump) != 136100); 8219 BUILD_BUG_ON(sizeof(struct qla24xx_fw_dump) != 37976); 8220 BUILD_BUG_ON(sizeof(struct qla25xx_fw_dump) != 39228); 8221 BUILD_BUG_ON(sizeof(struct qla2xxx_fce_chain) != 52); 8222 BUILD_BUG_ON(sizeof(struct qla2xxx_fw_dump) != 136172); 8223 BUILD_BUG_ON(sizeof(struct qla2xxx_mq_chain) != 524); 8224 BUILD_BUG_ON(sizeof(struct qla2xxx_mqueue_chain) != 8); 8225 BUILD_BUG_ON(sizeof(struct qla2xxx_mqueue_header) != 12); 8226 BUILD_BUG_ON(sizeof(struct qla2xxx_offld_chain) != 24); 8227 BUILD_BUG_ON(sizeof(struct qla81xx_fw_dump) != 39420); 8228 BUILD_BUG_ON(sizeof(struct qla82xx_uri_data_desc) != 28); 8229 BUILD_BUG_ON(sizeof(struct qla82xx_uri_table_desc) != 32); 8230 BUILD_BUG_ON(sizeof(struct qla83xx_fw_dump) != 51196); 8231 BUILD_BUG_ON(sizeof(struct qla_fcp_prio_cfg) != FCP_PRIO_CFG_SIZE); 8232 BUILD_BUG_ON(sizeof(struct qla_fdt_layout) != 128); 8233 BUILD_BUG_ON(sizeof(struct qla_flt_header) != 8); 8234 BUILD_BUG_ON(sizeof(struct qla_flt_region) != 16); 8235 BUILD_BUG_ON(sizeof(struct qla_npiv_entry) != 24); 8236 BUILD_BUG_ON(sizeof(struct qla_npiv_header) != 16); 8237 BUILD_BUG_ON(sizeof(struct rdp_rsp_payload) != 336); 8238 BUILD_BUG_ON(sizeof(struct sns_cmd_pkt) != 2064); 8239 BUILD_BUG_ON(sizeof(struct sts_entry_24xx) != 64); 8240 BUILD_BUG_ON(sizeof(struct tsk_mgmt_entry) != 64); 8241 BUILD_BUG_ON(sizeof(struct tsk_mgmt_entry_fx00) != 64); 8242 BUILD_BUG_ON(sizeof(struct verify_chip_entry_84xx) != 64); 8243 BUILD_BUG_ON(sizeof(struct verify_chip_rsp_84xx) != 52); 8244 BUILD_BUG_ON(sizeof(struct vf_evfp_entry_24xx) != 56); 8245 BUILD_BUG_ON(sizeof(struct vp_config_entry_24xx) != 64); 8246 BUILD_BUG_ON(sizeof(struct vp_ctrl_entry_24xx) != 64); 8247 BUILD_BUG_ON(sizeof(struct vp_rpt_id_entry_24xx) != 64); 8248 BUILD_BUG_ON(sizeof(sts21_entry_t) != 64); 8249 BUILD_BUG_ON(sizeof(sts22_entry_t) != 64); 8250 BUILD_BUG_ON(sizeof(sts_cont_entry_t) != 64); 8251 BUILD_BUG_ON(sizeof(sts_entry_t) != 64); 8252 BUILD_BUG_ON(sizeof(sw_info_t) != 32); 8253 BUILD_BUG_ON(sizeof(target_id_t) != 2); 8254 8255 qla_trace_init(); 8256 8257 /* Allocate cache for SRBs. */ 8258 srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0, 8259 SLAB_HWCACHE_ALIGN, NULL); 8260 if (srb_cachep == NULL) { 8261 ql_log(ql_log_fatal, NULL, 0x0001, 8262 "Unable to allocate SRB cache...Failing load!.\n"); 8263 return -ENOMEM; 8264 } 8265 8266 /* Initialize target kmem_cache and mem_pools */ 8267 ret = qlt_init(); 8268 if (ret < 0) { 8269 goto destroy_cache; 8270 } else if (ret > 0) { 8271 /* 8272 * If initiator mode is explictly disabled by qlt_init(), 8273 * prevent scsi_transport_fc.c:fc_scsi_scan_rport() from 8274 * performing scsi_scan_target() during LOOP UP event. 8275 */ 8276 qla2xxx_transport_functions.disable_target_scan = 1; 8277 qla2xxx_transport_vport_functions.disable_target_scan = 1; 8278 } 8279 8280 /* Derive version string. */ 8281 strcpy(qla2x00_version_str, QLA2XXX_VERSION); 8282 if (ql2xextended_error_logging) 8283 strcat(qla2x00_version_str, "-debug"); 8284 if (ql2xextended_error_logging == 1) 8285 ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK; 8286 8287 qla2xxx_transport_template = 8288 fc_attach_transport(&qla2xxx_transport_functions); 8289 if (!qla2xxx_transport_template) { 8290 ql_log(ql_log_fatal, NULL, 0x0002, 8291 "fc_attach_transport failed...Failing load!.\n"); 8292 ret = -ENODEV; 8293 goto qlt_exit; 8294 } 8295 8296 apidev_major = register_chrdev(0, QLA2XXX_APIDEV, &apidev_fops); 8297 if (apidev_major < 0) { 8298 ql_log(ql_log_fatal, NULL, 0x0003, 8299 "Unable to register char device %s.\n", QLA2XXX_APIDEV); 8300 } 8301 8302 qla2xxx_transport_vport_template = 8303 fc_attach_transport(&qla2xxx_transport_vport_functions); 8304 if (!qla2xxx_transport_vport_template) { 8305 ql_log(ql_log_fatal, NULL, 0x0004, 8306 "fc_attach_transport vport failed...Failing load!.\n"); 8307 ret = -ENODEV; 8308 goto unreg_chrdev; 8309 } 8310 ql_log(ql_log_info, NULL, 0x0005, 8311 "QLogic Fibre Channel HBA Driver: %s.\n", 8312 qla2x00_version_str); 8313 ret = pci_register_driver(&qla2xxx_pci_driver); 8314 if (ret) { 8315 ql_log(ql_log_fatal, NULL, 0x0006, 8316 "pci_register_driver failed...ret=%d Failing load!.\n", 8317 ret); 8318 goto release_vport_transport; 8319 } 8320 return ret; 8321 8322 release_vport_transport: 8323 fc_release_transport(qla2xxx_transport_vport_template); 8324 8325 unreg_chrdev: 8326 if (apidev_major >= 0) 8327 unregister_chrdev(apidev_major, QLA2XXX_APIDEV); 8328 fc_release_transport(qla2xxx_transport_template); 8329 8330 qlt_exit: 8331 qlt_exit(); 8332 8333 destroy_cache: 8334 kmem_cache_destroy(srb_cachep); 8335 8336 qla_trace_uninit(); 8337 return ret; 8338 } 8339 8340 /** 8341 * qla2x00_module_exit - Module cleanup. 8342 **/ 8343 static void __exit 8344 qla2x00_module_exit(void) 8345 { 8346 pci_unregister_driver(&qla2xxx_pci_driver); 8347 qla2x00_release_firmware(); 8348 kmem_cache_destroy(ctx_cachep); 8349 fc_release_transport(qla2xxx_transport_vport_template); 8350 if (apidev_major >= 0) 8351 unregister_chrdev(apidev_major, QLA2XXX_APIDEV); 8352 fc_release_transport(qla2xxx_transport_template); 8353 qlt_exit(); 8354 kmem_cache_destroy(srb_cachep); 8355 qla_trace_uninit(); 8356 } 8357 8358 module_init(qla2x00_module_init); 8359 module_exit(qla2x00_module_exit); 8360 8361 MODULE_AUTHOR("QLogic Corporation"); 8362 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver"); 8363 MODULE_LICENSE("GPL"); 8364 MODULE_FIRMWARE(FW_FILE_ISP21XX); 8365 MODULE_FIRMWARE(FW_FILE_ISP22XX); 8366 MODULE_FIRMWARE(FW_FILE_ISP2300); 8367 MODULE_FIRMWARE(FW_FILE_ISP2322); 8368 MODULE_FIRMWARE(FW_FILE_ISP24XX); 8369 MODULE_FIRMWARE(FW_FILE_ISP25XX); 8370