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Linux 6.12-rc1
[linux-2.6-block.git] / drivers / scsi / qla2xxx / qla_os.c
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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 */
32char qla2x00_version_str[40];
33
34static int apidev_major;
35
36/*
37 * SRB allocation cache
38 */
39struct kmem_cache *srb_cachep;
40
41static struct trace_array *qla_trc_array;
42
43int ql2xfulldump_on_mpifail;
44module_param(ql2xfulldump_on_mpifail, int, S_IRUGO | S_IWUSR);
45MODULE_PARM_DESC(ql2xfulldump_on_mpifail,
46 "Set this to take full dump on MPI hang.");
47
48int ql2xenforce_iocb_limit = 2;
49module_param(ql2xenforce_iocb_limit, int, S_IRUGO | S_IWUSR);
50MODULE_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 */
57static struct kmem_cache *ctx_cachep;
58/*
59 * error level for logging
60 */
61uint ql_errlev = 0x8001;
62
63int ql2xsecenable;
64module_param(ql2xsecenable, int, S_IRUGO);
65MODULE_PARM_DESC(ql2xsecenable,
66 "Enable/disable security. 0(Default) - Security disabled. 1 - Security enabled.");
67
68static int ql2xenableclass2;
69module_param(ql2xenableclass2, int, S_IRUGO|S_IRUSR);
70MODULE_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
75int ql2xlogintimeout = 20;
76module_param(ql2xlogintimeout, int, S_IRUGO);
77MODULE_PARM_DESC(ql2xlogintimeout,
78 "Login timeout value in seconds.");
79
80int qlport_down_retry;
81module_param(qlport_down_retry, int, S_IRUGO);
82MODULE_PARM_DESC(qlport_down_retry,
83 "Maximum number of command retries to a port that returns "
84 "a PORT-DOWN status.");
85
86int ql2xplogiabsentdevice;
87module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR);
88MODULE_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
93int ql2xloginretrycount;
94module_param(ql2xloginretrycount, int, S_IRUGO);
95MODULE_PARM_DESC(ql2xloginretrycount,
96 "Specify an alternate value for the NVRAM login retry count.");
97
98int ql2xallocfwdump = 1;
99module_param(ql2xallocfwdump, int, S_IRUGO);
100MODULE_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
105int ql2xextended_error_logging;
106module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR);
107module_param_named(logging, ql2xextended_error_logging, int, S_IRUGO|S_IWUSR);
108MODULE_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
126int ql2xextended_error_logging_ktrace = 1;
127module_param(ql2xextended_error_logging_ktrace, int, S_IRUGO|S_IWUSR);
128MODULE_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
131int ql2xshiftctondsd = 6;
132module_param(ql2xshiftctondsd, int, S_IRUGO);
133MODULE_PARM_DESC(ql2xshiftctondsd,
134 "Set to control shifting of command type processing "
135 "based on total number of SG elements.");
136
137int ql2xfdmienable = 1;
138module_param(ql2xfdmienable, int, S_IRUGO|S_IWUSR);
139module_param_named(fdmi, ql2xfdmienable, int, S_IRUGO|S_IWUSR);
140MODULE_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
146static int ql2xmaxqdepth = MAX_Q_DEPTH;
147module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR);
148MODULE_PARM_DESC(ql2xmaxqdepth,
149 "Maximum queue depth to set for each LUN. "
150 "Default is 64.");
151
152int ql2xenabledif = 2;
153module_param(ql2xenabledif, int, S_IRUGO);
154MODULE_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))
162int ql2xnvmeenable = 1;
163#else
164int ql2xnvmeenable;
165#endif
166module_param(ql2xnvmeenable, int, 0644);
167MODULE_PARM_DESC(ql2xnvmeenable,
168 "Enables NVME support. "
169 "0 - no NVMe. Default is Y");
170
171int ql2xenablehba_err_chk = 2;
172module_param(ql2xenablehba_err_chk, int, S_IRUGO|S_IWUSR);
173MODULE_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
180int ql2xiidmaenable = 1;
181module_param(ql2xiidmaenable, int, S_IRUGO);
182MODULE_PARM_DESC(ql2xiidmaenable,
183 "Enables iIDMA settings "
184 "Default is 1 - perform iIDMA. 0 - no iIDMA.");
185
186int ql2xmqsupport = 1;
187module_param(ql2xmqsupport, int, S_IRUGO);
188MODULE_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
193int ql2xfwloadbin;
194module_param(ql2xfwloadbin, int, S_IRUGO|S_IWUSR);
195module_param_named(fwload, ql2xfwloadbin, int, S_IRUGO|S_IWUSR);
196MODULE_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
203int ql2xetsenable;
204module_param(ql2xetsenable, int, S_IRUGO);
205MODULE_PARM_DESC(ql2xetsenable,
206 "Enables firmware ETS burst."
207 "Default is 0 - skip ETS enablement.");
208
209int ql2xdbwr = 1;
210module_param(ql2xdbwr, int, S_IRUGO|S_IWUSR);
211MODULE_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
216int ql2xgffidenable;
217module_param(ql2xgffidenable, int, S_IRUGO);
218MODULE_PARM_DESC(ql2xgffidenable,
219 "Enables GFF_ID checks of port type. "
220 "Default is 0 - Do not use GFF_ID information.");
221
222int ql2xasynctmfenable = 1;
223module_param(ql2xasynctmfenable, int, S_IRUGO);
224MODULE_PARM_DESC(ql2xasynctmfenable,
225 "Enables issue of TM IOCBs asynchronously via IOCB mechanism"
226 "Default is 1 - Issue TM IOCBs via mailbox mechanism.");
227
228int ql2xdontresethba;
229module_param(ql2xdontresethba, int, S_IRUGO|S_IWUSR);
230MODULE_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
235uint64_t ql2xmaxlun = MAX_LUNS;
236module_param(ql2xmaxlun, ullong, S_IRUGO);
237MODULE_PARM_DESC(ql2xmaxlun,
238 "Defines the maximum LU number to register with the SCSI "
239 "midlayer. Default is 65535.");
240
241int ql2xmdcapmask = 0x1F;
242module_param(ql2xmdcapmask, int, S_IRUGO);
243MODULE_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
247int ql2xmdenable = 1;
248module_param(ql2xmdenable, int, S_IRUGO);
249MODULE_PARM_DESC(ql2xmdenable,
250 "Enable/disable MiniDump. "
251 "0 - MiniDump disabled. "
252 "1 (Default) - MiniDump enabled.");
253
254int ql2xexlogins;
255module_param(ql2xexlogins, uint, S_IRUGO|S_IWUSR);
256MODULE_PARM_DESC(ql2xexlogins,
257 "Number of extended Logins. "
258 "0 (Default)- Disabled.");
259
260int ql2xexchoffld = 1024;
261module_param(ql2xexchoffld, uint, 0644);
262MODULE_PARM_DESC(ql2xexchoffld,
263 "Number of target exchanges.");
264
265int ql2xiniexchg = 1024;
266module_param(ql2xiniexchg, uint, 0644);
267MODULE_PARM_DESC(ql2xiniexchg,
268 "Number of initiator exchanges.");
269
270int ql2xfwholdabts;
271module_param(ql2xfwholdabts, int, S_IRUGO);
272MODULE_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
277int ql2xmvasynctoatio = 1;
278module_param(ql2xmvasynctoatio, int, S_IRUGO|S_IWUSR);
279MODULE_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
284int ql2xautodetectsfp = 1;
285module_param(ql2xautodetectsfp, int, 0444);
286MODULE_PARM_DESC(ql2xautodetectsfp,
287 "Detect SFP range and set appropriate distance.\n"
288 "1 (Default): Enable\n");
289
290int ql2xenablemsix = 1;
291module_param(ql2xenablemsix, int, 0444);
292MODULE_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
299int qla2xuseresexchforels;
300module_param(qla2xuseresexchforels, int, 0444);
301MODULE_PARM_DESC(qla2xuseresexchforels,
302 "Reserve 1/2 of emergency exchanges for ELS.\n"
303 " 0 (default): disabled");
304
305static int ql2xprotmask;
306module_param(ql2xprotmask, int, 0644);
307MODULE_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
312static int ql2xprotguard;
313module_param(ql2xprotguard, int, 0644);
314MODULE_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
319int ql2xdifbundlinginternalbuffers;
320module_param(ql2xdifbundlinginternalbuffers, int, 0644);
321MODULE_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
326int ql2xsmartsan;
327module_param(ql2xsmartsan, int, 0444);
328module_param_named(smartsan, ql2xsmartsan, int, 0444);
329MODULE_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
334int ql2xrdpenable;
335module_param(ql2xrdpenable, int, 0444);
336module_param_named(rdpenable, ql2xrdpenable, int, 0444);
337MODULE_PARM_DESC(ql2xrdpenable,
338 "Enables RDP responses. "
339 "0 - no RDP responses (default). "
340 "1 - provide RDP responses.");
341int ql2xabts_wait_nvme = 1;
342module_param(ql2xabts_wait_nvme, int, 0444);
343MODULE_PARM_DESC(ql2xabts_wait_nvme,
344 "To wait for ABTS response on I/O timeouts for NVMe. (default: 1)");
345
346
347static u32 ql2xdelay_before_pci_error_handling = 5;
348module_param(ql2xdelay_before_pci_error_handling, uint, 0644);
349MODULE_PARM_DESC(ql2xdelay_before_pci_error_handling,
350 "Number of seconds delayed before qla begin PCI error self-handling (default: 5).\n");
351
352static void qla2x00_clear_drv_active(struct qla_hw_data *);
353static void qla2x00_free_device(scsi_qla_host_t *);
354static void qla2xxx_map_queues(struct Scsi_Host *shost);
355static void qla2x00_destroy_deferred_work(struct qla_hw_data *);
356
357u32 ql2xnvme_queues = DEF_NVME_HW_QUEUES;
358module_param(ql2xnvme_queues, uint, S_IRUGO);
359MODULE_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
365int ql2xfc2target = 1;
366module_param(ql2xfc2target, int, 0444);
367MODULE_PARM_DESC(qla2xfc2target,
368 "Enables FC2 Target support. "
369 "0 - FC2 Target support is disabled. "
370 "1 - FC2 Target support is enabled (default).");
371
372static struct scsi_transport_template *qla2xxx_transport_template = NULL;
373struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
374
375/* TODO Convert to inlines
376 *
377 * Timer routines
378 */
379
380__inline__ void
381qla2x00_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
389static inline void
390qla2x00_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
402static __inline__ void
403qla2x00_stop_timer(scsi_qla_host_t *vha)
404{
405 del_timer_sync(&vha->timer);
406 vha->timer_active = 0;
407}
408
409static int qla2x00_do_dpc(void *data);
410
411static void qla2x00_rst_aen(scsi_qla_host_t *);
412
413static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t,
414 struct req_que **, struct rsp_que **);
415static void qla2x00_free_fw_dump(struct qla_hw_data *);
416static void qla2x00_mem_free(struct qla_hw_data *);
417int qla2xxx_mqueuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd,
418 struct qla_qpair *qpair);
419
420/* -------------------------------------------------------------------------- */
421static 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
447static 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
502fail_qpair_map:
503 kfree(ha->base_qpair);
504 ha->base_qpair = NULL;
505fail_base_qpair:
506 kfree(ha->rsp_q_map);
507 ha->rsp_q_map = NULL;
508fail_rsp_map:
509 kfree(ha->req_q_map);
510 ha->req_q_map = NULL;
511fail_req_map:
512 return -ENOMEM;
513}
514
515static 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
533static 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
548static 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
602static char *
603qla2x00_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
623static char *
624qla24xx_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
674static char *
675qla2x00_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
712static char *
713qla24xx_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
722void 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
765void 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
779void 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
859void 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
873static int
874qla2xxx_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
982qc24_host_busy_free_sp:
983 /* ref: INIT */
984 kref_put(&sp->cmd_kref, qla2x00_sp_release);
985
986qc24_target_busy:
987 return SCSI_MLQUEUE_TARGET_BUSY;
988
989qc24_fail_command:
990 scsi_done(cmd);
991
992 return 0;
993}
994
995/* For MQ supported I/O */
996int
997qla2xxx_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
1071qc24_host_busy_free_sp:
1072 /* ref: INIT */
1073 kref_put(&sp->cmd_kref, qla2x00_sp_release);
1074
1075qc24_target_busy:
1076 return SCSI_MLQUEUE_TARGET_BUSY;
1077
1078qc24_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 */
1101int
1102qla2x00_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
1125static 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 */
1161void
1162qla2x00_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 */
1189static void
1190qla2x00_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
1205int
1206qla2x00_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**************************************************************************/
1248static int
1249qla2xxx_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 = &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 */
1340static 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
1421int
1422qla2x00_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
1441static char *reset_errors[] = {
1442 "HBA not online",
1443 "HBA not ready",
1444 "Task management failed",
1445 "Waiting for command completions",
1446};
1447
1448static int
1449qla2xxx_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
1508eh_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
1517static int
1518qla2xxx_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
1575eh_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**************************************************************************/
1599static int
1600qla2xxx_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
1644eh_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**************************************************************************/
1667static int
1668qla2xxx_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
1732eh_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*/
1750int
1751qla2x00_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 */
1787static 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 = &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 */
1859static 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 */
1915void
1916qla2x00_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
1936static int
1937qla2xxx_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
1949static int
1950qla2xxx_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
1959static void
1960qla2xxx_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 */
1972static void
1973qla2x00_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
1994static void
1995qla2x00_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(&reg->ictrl, ICR_EN_INT | ICR_EN_RISC);
2004 rd_reg_word(&reg->ictrl);
2005 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2006
2007}
2008
2009static void
2010qla2x00_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(&reg->ictrl, 0);
2019 rd_reg_word(&reg->ictrl);
2020 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2021}
2022
2023static void
2024qla24xx_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(&reg->ictrl, ICRX_EN_RISC_INT);
2032 rd_reg_dword(&reg->ictrl);
2033 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2034}
2035
2036static void
2037qla24xx_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(&reg->ictrl, 0);
2047 rd_reg_dword(&reg->ictrl);
2048 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2049}
2050
2051static int
2052qla2x00_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
2087skip_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
2145mqiobase_exit:
2146 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x001c,
2147 "MSIX Count: %d.\n", ha->msix_count);
2148 return (0);
2149
2150iospace_error_exit:
2151 return (-ENOMEM);
2152}
2153
2154
2155static int
2156qla83xx_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
2238mqiobase_exit:
2239 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011f,
2240 "MSIX Count: %d.\n", ha->msix_count);
2241 return 0;
2242
2243iospace_error_exit:
2244 return -ENOMEM;
2245}
2246
2247static 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
2286static 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
2325static 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
2364static 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
2403static 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
2442static 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
2481static 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
2520static 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
2559static 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
2598static 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
2638static inline void
2639qla2x00_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
2820static void
2821qla2xxx_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
2834static int
2835qla2xxx_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
2849static 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
2859static 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
2881static void
2882qla_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
2894static void
2895qla_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 */
2905static int
2906qla2x00_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 =
3505 alloc_ordered_workqueue("%s", WQ_MEM_RECLAIM, wq_name);
3506 INIT_WORK(&ha->idc_aen, qla83xx_service_idc_aen);
3507
3508 sprintf(wq_name, "qla2xxx_%lu_dpc_hp_wq", base_vha->host_no);
3509 ha->dpc_hp_wq =
3510 alloc_ordered_workqueue("%s", WQ_MEM_RECLAIM, wq_name);
3511 INIT_WORK(&ha->nic_core_reset, qla83xx_nic_core_reset_work);
3512 INIT_WORK(&ha->idc_state_handler,
3513 qla83xx_idc_state_handler_work);
3514 INIT_WORK(&ha->nic_core_unrecoverable,
3515 qla83xx_nic_core_unrecoverable_work);
3516 }
3517
3518skip_dpc:
3519 list_add_tail(&base_vha->list, &ha->vp_list);
3520 base_vha->host->irq = ha->pdev->irq;
3521
3522 /* Initialized the timer */
3523 qla2x00_start_timer(base_vha, WATCH_INTERVAL);
3524 ql_dbg(ql_dbg_init, base_vha, 0x00ef,
3525 "Started qla2x00_timer with "
3526 "interval=%d.\n", WATCH_INTERVAL);
3527 ql_dbg(ql_dbg_init, base_vha, 0x00f0,
3528 "Detected hba at address=%p.\n",
3529 ha);
3530
3531 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
3532 if (ha->fw_attributes & BIT_4) {
3533 int prot = 0, guard;
3534
3535 base_vha->flags.difdix_supported = 1;
3536 ql_dbg(ql_dbg_init, base_vha, 0x00f1,
3537 "Registering for DIF/DIX type 1 and 3 protection.\n");
3538 if (ql2xprotmask)
3539 scsi_host_set_prot(host, ql2xprotmask);
3540 else
3541 scsi_host_set_prot(host,
3542 prot | SHOST_DIF_TYPE1_PROTECTION
3543 | SHOST_DIF_TYPE2_PROTECTION
3544 | SHOST_DIF_TYPE3_PROTECTION
3545 | SHOST_DIX_TYPE1_PROTECTION
3546 | SHOST_DIX_TYPE2_PROTECTION
3547 | SHOST_DIX_TYPE3_PROTECTION);
3548
3549 guard = SHOST_DIX_GUARD_CRC;
3550
3551 if (IS_PI_IPGUARD_CAPABLE(ha) &&
3552 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
3553 guard |= SHOST_DIX_GUARD_IP;
3554
3555 if (ql2xprotguard)
3556 scsi_host_set_guard(host, ql2xprotguard);
3557 else
3558 scsi_host_set_guard(host, guard);
3559 } else
3560 base_vha->flags.difdix_supported = 0;
3561 }
3562
3563 ha->isp_ops->enable_intrs(ha);
3564
3565 if (IS_QLAFX00(ha)) {
3566 ret = qlafx00_fx_disc(base_vha,
3567 &base_vha->hw->mr.fcport, FXDISC_GET_CONFIG_INFO);
3568 host->sg_tablesize = (ha->mr.extended_io_enabled) ?
3569 QLA_SG_ALL : 128;
3570 }
3571
3572 if (IS_T10_PI_CAPABLE(base_vha->hw))
3573 host->dma_alignment = 0x7;
3574
3575 ret = scsi_add_host(host, &pdev->dev);
3576 if (ret)
3577 goto probe_failed;
3578
3579 base_vha->flags.init_done = 1;
3580 base_vha->flags.online = 1;
3581 ha->prev_minidump_failed = 0;
3582
3583 ql_dbg(ql_dbg_init, base_vha, 0x00f2,
3584 "Init done and hba is online.\n");
3585
3586 if (qla_ini_mode_enabled(base_vha) ||
3587 qla_dual_mode_enabled(base_vha))
3588 scsi_scan_host(host);
3589 else
3590 ql_log(ql_log_info, base_vha, 0x0122,
3591 "skipping scsi_scan_host() for non-initiator port\n");
3592
3593 qla2x00_alloc_sysfs_attr(base_vha);
3594
3595 if (IS_QLAFX00(ha)) {
3596 ret = qlafx00_fx_disc(base_vha,
3597 &base_vha->hw->mr.fcport, FXDISC_GET_PORT_INFO);
3598
3599 /* Register system information */
3600 ret = qlafx00_fx_disc(base_vha,
3601 &base_vha->hw->mr.fcport, FXDISC_REG_HOST_INFO);
3602 }
3603
3604 qla2x00_init_host_attr(base_vha);
3605
3606 qla2x00_dfs_setup(base_vha);
3607
3608 ql_log(ql_log_info, base_vha, 0x00fb,
3609 "QLogic %s - %s.\n", ha->model_number, ha->model_desc);
3610 ql_log(ql_log_info, base_vha, 0x00fc,
3611 "ISP%04X: %s @ %s hdma%c host#=%ld fw=%s.\n",
3612 pdev->device, ha->isp_ops->pci_info_str(base_vha, pci_info,
3613 sizeof(pci_info)),
3614 pci_name(pdev), ha->flags.enable_64bit_addressing ? '+' : '-',
3615 base_vha->host_no,
3616 ha->isp_ops->fw_version_str(base_vha, fw_str, sizeof(fw_str)));
3617
3618 qlt_add_target(ha, base_vha);
3619
3620 clear_bit(PFLG_DRIVER_PROBING, &base_vha->pci_flags);
3621
3622 if (test_bit(UNLOADING, &base_vha->dpc_flags))
3623 return -ENODEV;
3624
3625 return 0;
3626
3627probe_failed:
3628 qla_enode_stop(base_vha);
3629 qla_edb_stop(base_vha);
3630 vfree(base_vha->scan.l);
3631 if (base_vha->gnl.l) {
3632 dma_free_coherent(&ha->pdev->dev, base_vha->gnl.size,
3633 base_vha->gnl.l, base_vha->gnl.ldma);
3634 base_vha->gnl.l = NULL;
3635 }
3636
3637 if (base_vha->timer_active)
3638 qla2x00_stop_timer(base_vha);
3639 base_vha->flags.online = 0;
3640 if (ha->dpc_thread) {
3641 struct task_struct *t = ha->dpc_thread;
3642
3643 ha->dpc_thread = NULL;
3644 kthread_stop(t);
3645 }
3646
3647 qla2x00_free_device(base_vha);
3648 scsi_host_put(base_vha->host);
3649 /*
3650 * Need to NULL out local req/rsp after
3651 * qla2x00_free_device => qla2x00_free_queues frees
3652 * what these are pointing to. Or else we'll
3653 * fall over below in qla2x00_free_req/rsp_que.
3654 */
3655 req = NULL;
3656 rsp = NULL;
3657
3658probe_hw_failed:
3659 qla2x00_mem_free(ha);
3660 qla2x00_free_req_que(ha, req);
3661 qla2x00_free_rsp_que(ha, rsp);
3662 qla2x00_clear_drv_active(ha);
3663
3664iospace_config_failed:
3665 if (IS_P3P_TYPE(ha)) {
3666 if (!ha->nx_pcibase)
3667 iounmap((device_reg_t *)ha->nx_pcibase);
3668 if (!ql2xdbwr)
3669 iounmap((device_reg_t *)ha->nxdb_wr_ptr);
3670 } else {
3671 if (ha->iobase)
3672 iounmap(ha->iobase);
3673 if (ha->cregbase)
3674 iounmap(ha->cregbase);
3675 }
3676 pci_release_selected_regions(ha->pdev, ha->bars);
3677 kfree(ha);
3678
3679disable_device:
3680 pci_disable_device(pdev);
3681 return ret;
3682}
3683
3684static void __qla_set_remove_flag(scsi_qla_host_t *base_vha)
3685{
3686 scsi_qla_host_t *vp;
3687 unsigned long flags;
3688 struct qla_hw_data *ha;
3689
3690 if (!base_vha)
3691 return;
3692
3693 ha = base_vha->hw;
3694
3695 spin_lock_irqsave(&ha->vport_slock, flags);
3696 list_for_each_entry(vp, &ha->vp_list, list)
3697 set_bit(PFLG_DRIVER_REMOVING, &vp->pci_flags);
3698
3699 /*
3700 * Indicate device removal to prevent future board_disable
3701 * and wait until any pending board_disable has completed.
3702 */
3703 set_bit(PFLG_DRIVER_REMOVING, &base_vha->pci_flags);
3704 spin_unlock_irqrestore(&ha->vport_slock, flags);
3705}
3706
3707static void
3708qla2x00_shutdown(struct pci_dev *pdev)
3709{
3710 scsi_qla_host_t *vha;
3711 struct qla_hw_data *ha;
3712
3713 vha = pci_get_drvdata(pdev);
3714 ha = vha->hw;
3715
3716 ql_log(ql_log_info, vha, 0xfffa,
3717 "Adapter shutdown\n");
3718
3719 /*
3720 * Prevent future board_disable and wait
3721 * until any pending board_disable has completed.
3722 */
3723 __qla_set_remove_flag(vha);
3724 cancel_work_sync(&ha->board_disable);
3725
3726 if (!atomic_read(&pdev->enable_cnt))
3727 return;
3728
3729 /* Notify ISPFX00 firmware */
3730 if (IS_QLAFX00(ha))
3731 qlafx00_driver_shutdown(vha, 20);
3732
3733 /* Turn-off FCE trace */
3734 if (ha->flags.fce_enabled) {
3735 qla2x00_disable_fce_trace(vha, NULL, NULL);
3736 ha->flags.fce_enabled = 0;
3737 }
3738
3739 /* Turn-off EFT trace */
3740 if (ha->eft)
3741 qla2x00_disable_eft_trace(vha);
3742
3743 if (IS_QLA25XX(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) ||
3744 IS_QLA28XX(ha)) {
3745 if (ha->flags.fw_started)
3746 qla2x00_abort_isp_cleanup(vha);
3747 } else {
3748 /* Stop currently executing firmware. */
3749 qla2x00_try_to_stop_firmware(vha);
3750 }
3751
3752 /* Disable timer */
3753 if (vha->timer_active)
3754 qla2x00_stop_timer(vha);
3755
3756 /* Turn adapter off line */
3757 vha->flags.online = 0;
3758
3759 /* turn-off interrupts on the card */
3760 if (ha->interrupts_on) {
3761 vha->flags.init_done = 0;
3762 ha->isp_ops->disable_intrs(ha);
3763 }
3764
3765 qla2x00_free_irqs(vha);
3766
3767 qla2x00_free_fw_dump(ha);
3768
3769 pci_disable_device(pdev);
3770 ql_log(ql_log_info, vha, 0xfffe,
3771 "Adapter shutdown successfully.\n");
3772}
3773
3774/* Deletes all the virtual ports for a given ha */
3775static void
3776qla2x00_delete_all_vps(struct qla_hw_data *ha, scsi_qla_host_t *base_vha)
3777{
3778 scsi_qla_host_t *vha;
3779 unsigned long flags;
3780
3781 mutex_lock(&ha->vport_lock);
3782 while (ha->cur_vport_count) {
3783 spin_lock_irqsave(&ha->vport_slock, flags);
3784
3785 BUG_ON(base_vha->list.next == &ha->vp_list);
3786 /* This assumes first entry in ha->vp_list is always base vha */
3787 vha = list_first_entry(&base_vha->list, scsi_qla_host_t, list);
3788 scsi_host_get(vha->host);
3789
3790 spin_unlock_irqrestore(&ha->vport_slock, flags);
3791 mutex_unlock(&ha->vport_lock);
3792
3793 qla_nvme_delete(vha);
3794
3795 fc_vport_terminate(vha->fc_vport);
3796 scsi_host_put(vha->host);
3797
3798 mutex_lock(&ha->vport_lock);
3799 }
3800 mutex_unlock(&ha->vport_lock);
3801}
3802
3803/* Stops all deferred work threads */
3804static void
3805qla2x00_destroy_deferred_work(struct qla_hw_data *ha)
3806{
3807 /* Cancel all work and destroy DPC workqueues */
3808 if (ha->dpc_lp_wq) {
3809 cancel_work_sync(&ha->idc_aen);
3810 destroy_workqueue(ha->dpc_lp_wq);
3811 ha->dpc_lp_wq = NULL;
3812 }
3813
3814 if (ha->dpc_hp_wq) {
3815 cancel_work_sync(&ha->nic_core_reset);
3816 cancel_work_sync(&ha->idc_state_handler);
3817 cancel_work_sync(&ha->nic_core_unrecoverable);
3818 destroy_workqueue(ha->dpc_hp_wq);
3819 ha->dpc_hp_wq = NULL;
3820 }
3821
3822 /* Kill the kernel thread for this host */
3823 if (ha->dpc_thread) {
3824 struct task_struct *t = ha->dpc_thread;
3825
3826 /*
3827 * qla2xxx_wake_dpc checks for ->dpc_thread
3828 * so we need to zero it out.
3829 */
3830 ha->dpc_thread = NULL;
3831 kthread_stop(t);
3832 }
3833}
3834
3835static void
3836qla2x00_unmap_iobases(struct qla_hw_data *ha)
3837{
3838 if (IS_QLA82XX(ha)) {
3839
3840 iounmap((device_reg_t *)ha->nx_pcibase);
3841 if (!ql2xdbwr)
3842 iounmap((device_reg_t *)ha->nxdb_wr_ptr);
3843 } else {
3844 if (ha->iobase)
3845 iounmap(ha->iobase);
3846
3847 if (ha->cregbase)
3848 iounmap(ha->cregbase);
3849
3850 if (ha->mqiobase)
3851 iounmap(ha->mqiobase);
3852
3853 if (ha->msixbase)
3854 iounmap(ha->msixbase);
3855 }
3856}
3857
3858static void
3859qla2x00_clear_drv_active(struct qla_hw_data *ha)
3860{
3861 if (IS_QLA8044(ha)) {
3862 qla8044_idc_lock(ha);
3863 qla8044_clear_drv_active(ha);
3864 qla8044_idc_unlock(ha);
3865 } else if (IS_QLA82XX(ha)) {
3866 qla82xx_idc_lock(ha);
3867 qla82xx_clear_drv_active(ha);
3868 qla82xx_idc_unlock(ha);
3869 }
3870}
3871
3872static void
3873qla2x00_remove_one(struct pci_dev *pdev)
3874{
3875 scsi_qla_host_t *base_vha;
3876 struct qla_hw_data *ha;
3877
3878 base_vha = pci_get_drvdata(pdev);
3879 ha = base_vha->hw;
3880 ql_log(ql_log_info, base_vha, 0xb079,
3881 "Removing driver\n");
3882 __qla_set_remove_flag(base_vha);
3883 cancel_work_sync(&ha->board_disable);
3884
3885 /*
3886 * If the PCI device is disabled then there was a PCI-disconnect and
3887 * qla2x00_disable_board_on_pci_error has taken care of most of the
3888 * resources.
3889 */
3890 if (!atomic_read(&pdev->enable_cnt)) {
3891 dma_free_coherent(&ha->pdev->dev, base_vha->gnl.size,
3892 base_vha->gnl.l, base_vha->gnl.ldma);
3893 base_vha->gnl.l = NULL;
3894 scsi_host_put(base_vha->host);
3895 kfree(ha);
3896 pci_set_drvdata(pdev, NULL);
3897 return;
3898 }
3899 qla2x00_wait_for_hba_ready(base_vha);
3900
3901 /*
3902 * if UNLOADING flag is already set, then continue unload,
3903 * where it was set first.
3904 */
3905 if (test_and_set_bit(UNLOADING, &base_vha->dpc_flags))
3906 return;
3907
3908 if (IS_QLA25XX(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) ||
3909 IS_QLA28XX(ha)) {
3910 if (ha->flags.fw_started)
3911 qla2x00_abort_isp_cleanup(base_vha);
3912 } else if (!IS_QLAFX00(ha)) {
3913 if (IS_QLA8031(ha)) {
3914 ql_dbg(ql_dbg_p3p, base_vha, 0xb07e,
3915 "Clearing fcoe driver presence.\n");
3916 if (qla83xx_clear_drv_presence(base_vha) != QLA_SUCCESS)
3917 ql_dbg(ql_dbg_p3p, base_vha, 0xb079,
3918 "Error while clearing DRV-Presence.\n");
3919 }
3920
3921 qla2x00_try_to_stop_firmware(base_vha);
3922 }
3923
3924 qla2x00_wait_for_sess_deletion(base_vha);
3925
3926 qla_nvme_delete(base_vha);
3927
3928 dma_free_coherent(&ha->pdev->dev,
3929 base_vha->gnl.size, base_vha->gnl.l, base_vha->gnl.ldma);
3930
3931 base_vha->gnl.l = NULL;
3932 qla_enode_stop(base_vha);
3933 qla_edb_stop(base_vha);
3934
3935 vfree(base_vha->scan.l);
3936
3937 if (IS_QLAFX00(ha))
3938 qlafx00_driver_shutdown(base_vha, 20);
3939
3940 qla2x00_delete_all_vps(ha, base_vha);
3941
3942 qla2x00_dfs_remove(base_vha);
3943
3944 qla84xx_put_chip(base_vha);
3945
3946 /* Disable timer */
3947 if (base_vha->timer_active)
3948 qla2x00_stop_timer(base_vha);
3949
3950 base_vha->flags.online = 0;
3951
3952 /* free DMA memory */
3953 if (ha->exlogin_buf)
3954 qla2x00_free_exlogin_buffer(ha);
3955
3956 /* free DMA memory */
3957 if (ha->exchoffld_buf)
3958 qla2x00_free_exchoffld_buffer(ha);
3959
3960 qla2x00_destroy_deferred_work(ha);
3961
3962 qlt_remove_target(ha, base_vha);
3963
3964 qla2x00_free_sysfs_attr(base_vha, true);
3965
3966 fc_remove_host(base_vha->host);
3967
3968 scsi_remove_host(base_vha->host);
3969
3970 qla2x00_free_device(base_vha);
3971
3972 qla2x00_clear_drv_active(ha);
3973
3974 scsi_host_put(base_vha->host);
3975
3976 qla2x00_unmap_iobases(ha);
3977
3978 pci_release_selected_regions(ha->pdev, ha->bars);
3979 kfree(ha);
3980
3981 pci_disable_device(pdev);
3982}
3983
3984static inline void
3985qla24xx_free_purex_list(struct purex_list *list)
3986{
3987 struct purex_item *item, *next;
3988 ulong flags;
3989
3990 spin_lock_irqsave(&list->lock, flags);
3991 list_for_each_entry_safe(item, next, &list->head, list) {
3992 list_del(&item->list);
3993 if (item == &item->vha->default_item)
3994 continue;
3995 kfree(item);
3996 }
3997 spin_unlock_irqrestore(&list->lock, flags);
3998}
3999
4000static void
4001qla2x00_free_device(scsi_qla_host_t *vha)
4002{
4003 struct qla_hw_data *ha = vha->hw;
4004
4005 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
4006
4007 /* Disable timer */
4008 if (vha->timer_active)
4009 qla2x00_stop_timer(vha);
4010
4011 qla25xx_delete_queues(vha);
4012 vha->flags.online = 0;
4013
4014 /* turn-off interrupts on the card */
4015 if (ha->interrupts_on) {
4016 vha->flags.init_done = 0;
4017 ha->isp_ops->disable_intrs(ha);
4018 }
4019
4020 qla2x00_free_fcports(vha);
4021
4022 qla2x00_free_irqs(vha);
4023
4024 /* Flush the work queue and remove it */
4025 if (ha->wq) {
4026 destroy_workqueue(ha->wq);
4027 ha->wq = NULL;
4028 }
4029
4030
4031 qla24xx_free_purex_list(&vha->purex_list);
4032
4033 qla2x00_mem_free(ha);
4034
4035 qla82xx_md_free(vha);
4036
4037 qla_edif_sadb_release_free_pool(ha);
4038 qla_edif_sadb_release(ha);
4039
4040 qla2x00_free_queues(ha);
4041}
4042
4043void qla2x00_free_fcports(struct scsi_qla_host *vha)
4044{
4045 fc_port_t *fcport, *tfcport;
4046
4047 list_for_each_entry_safe(fcport, tfcport, &vha->vp_fcports, list)
4048 qla2x00_free_fcport(fcport);
4049}
4050
4051static inline void
4052qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport)
4053{
4054 int now;
4055
4056 if (!fcport->rport)
4057 return;
4058
4059 if (fcport->rport) {
4060 ql_dbg(ql_dbg_disc, fcport->vha, 0x2109,
4061 "%s %8phN. rport %p roles %x\n",
4062 __func__, fcport->port_name, fcport->rport,
4063 fcport->rport->roles);
4064 fc_remote_port_delete(fcport->rport);
4065 }
4066 qlt_do_generation_tick(vha, &now);
4067}
4068
4069/*
4070 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
4071 *
4072 * Input: ha = adapter block pointer. fcport = port structure pointer.
4073 *
4074 * Return: None.
4075 *
4076 * Context:
4077 */
4078void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
4079 int do_login)
4080{
4081 if (IS_QLAFX00(vha->hw)) {
4082 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
4083 qla2x00_schedule_rport_del(vha, fcport);
4084 return;
4085 }
4086
4087 if (atomic_read(&fcport->state) == FCS_ONLINE &&
4088 vha->vp_idx == fcport->vha->vp_idx) {
4089 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
4090 qla2x00_schedule_rport_del(vha, fcport);
4091 }
4092
4093 /*
4094 * We may need to retry the login, so don't change the state of the
4095 * port but do the retries.
4096 */
4097 if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD)
4098 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
4099
4100 if (!do_login)
4101 return;
4102
4103 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
4104}
4105
4106void
4107qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha)
4108{
4109 fc_port_t *fcport;
4110
4111 ql_dbg(ql_dbg_disc, vha, 0x20f1,
4112 "Mark all dev lost\n");
4113
4114 list_for_each_entry(fcport, &vha->vp_fcports, list) {
4115 if (ql2xfc2target &&
4116 fcport->loop_id != FC_NO_LOOP_ID &&
4117 (fcport->flags & FCF_FCP2_DEVICE) &&
4118 fcport->port_type == FCT_TARGET &&
4119 !qla2x00_reset_active(vha)) {
4120 ql_dbg(ql_dbg_disc, vha, 0x211a,
4121 "Delaying session delete for FCP2 flags 0x%x port_type = 0x%x port_id=%06x %phC",
4122 fcport->flags, fcport->port_type,
4123 fcport->d_id.b24, fcport->port_name);
4124 continue;
4125 }
4126 fcport->scan_state = 0;
4127 qlt_schedule_sess_for_deletion(fcport);
4128 }
4129}
4130
4131static void qla2x00_set_reserved_loop_ids(struct qla_hw_data *ha)
4132{
4133 int i;
4134
4135 if (IS_FWI2_CAPABLE(ha))
4136 return;
4137
4138 for (i = 0; i < SNS_FIRST_LOOP_ID; i++)
4139 set_bit(i, ha->loop_id_map);
4140 set_bit(MANAGEMENT_SERVER, ha->loop_id_map);
4141 set_bit(BROADCAST, ha->loop_id_map);
4142}
4143
4144/*
4145* qla2x00_mem_alloc
4146* Allocates adapter memory.
4147*
4148* Returns:
4149* 0 = success.
4150* !0 = failure.
4151*/
4152static int
4153qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
4154 struct req_que **req, struct rsp_que **rsp)
4155{
4156 char name[16];
4157 int rc;
4158
4159 if (QLA_TGT_MODE_ENABLED() || EDIF_CAP(ha)) {
4160 ha->vp_map = kcalloc(MAX_MULTI_ID_FABRIC, sizeof(struct qla_vp_map), GFP_KERNEL);
4161 if (!ha->vp_map)
4162 goto fail;
4163 }
4164
4165 ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size,
4166 &ha->init_cb_dma, GFP_KERNEL);
4167 if (!ha->init_cb)
4168 goto fail_free_vp_map;
4169
4170 rc = btree_init32(&ha->host_map);
4171 if (rc)
4172 goto fail_free_init_cb;
4173
4174 if (qlt_mem_alloc(ha) < 0)
4175 goto fail_free_btree;
4176
4177 ha->gid_list = dma_alloc_coherent(&ha->pdev->dev,
4178 qla2x00_gid_list_size(ha), &ha->gid_list_dma, GFP_KERNEL);
4179 if (!ha->gid_list)
4180 goto fail_free_tgt_mem;
4181
4182 ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
4183 if (!ha->srb_mempool)
4184 goto fail_free_gid_list;
4185
4186 if (IS_P3P_TYPE(ha) || IS_QLA27XX(ha) || (ql2xsecenable && IS_QLA28XX(ha))) {
4187 /* Allocate cache for CT6 Ctx. */
4188 if (!ctx_cachep) {
4189 ctx_cachep = kmem_cache_create("qla2xxx_ctx",
4190 sizeof(struct ct6_dsd), 0,
4191 SLAB_HWCACHE_ALIGN, NULL);
4192 if (!ctx_cachep)
4193 goto fail_free_srb_mempool;
4194 }
4195 ha->ctx_mempool = mempool_create_slab_pool(SRB_MIN_REQ,
4196 ctx_cachep);
4197 if (!ha->ctx_mempool)
4198 goto fail_free_srb_mempool;
4199 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0021,
4200 "ctx_cachep=%p ctx_mempool=%p.\n",
4201 ctx_cachep, ha->ctx_mempool);
4202 }
4203
4204 /* Get memory for cached NVRAM */
4205 ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL);
4206 if (!ha->nvram)
4207 goto fail_free_ctx_mempool;
4208
4209 snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME,
4210 ha->pdev->device);
4211 ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev,
4212 DMA_POOL_SIZE, 8, 0);
4213 if (!ha->s_dma_pool)
4214 goto fail_free_nvram;
4215
4216 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0022,
4217 "init_cb=%p gid_list=%p, srb_mempool=%p s_dma_pool=%p.\n",
4218 ha->init_cb, ha->gid_list, ha->srb_mempool, ha->s_dma_pool);
4219
4220 if (IS_P3P_TYPE(ha) || ql2xenabledif || (IS_QLA28XX(ha) && ql2xsecenable)) {
4221 ha->dl_dma_pool = dma_pool_create(name, &ha->pdev->dev,
4222 DSD_LIST_DMA_POOL_SIZE, 8, 0);
4223 if (!ha->dl_dma_pool) {
4224 ql_log_pci(ql_log_fatal, ha->pdev, 0x0023,
4225 "Failed to allocate memory for dl_dma_pool.\n");
4226 goto fail_s_dma_pool;
4227 }
4228
4229 ha->fcp_cmnd_dma_pool = dma_pool_create(name, &ha->pdev->dev,
4230 FCP_CMND_DMA_POOL_SIZE, 8, 0);
4231 if (!ha->fcp_cmnd_dma_pool) {
4232 ql_log_pci(ql_log_fatal, ha->pdev, 0x0024,
4233 "Failed to allocate memory for fcp_cmnd_dma_pool.\n");
4234 goto fail_dl_dma_pool;
4235 }
4236
4237 if (ql2xenabledif) {
4238 u64 bufsize = DIF_BUNDLING_DMA_POOL_SIZE;
4239 struct dsd_dma *dsd, *nxt;
4240 uint i;
4241 /* Creata a DMA pool of buffers for DIF bundling */
4242 ha->dif_bundl_pool = dma_pool_create(name,
4243 &ha->pdev->dev, DIF_BUNDLING_DMA_POOL_SIZE, 8, 0);
4244 if (!ha->dif_bundl_pool) {
4245 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0024,
4246 "%s: failed create dif_bundl_pool\n",
4247 __func__);
4248 goto fail_dif_bundl_dma_pool;
4249 }
4250
4251 INIT_LIST_HEAD(&ha->pool.good.head);
4252 INIT_LIST_HEAD(&ha->pool.unusable.head);
4253 ha->pool.good.count = 0;
4254 ha->pool.unusable.count = 0;
4255 for (i = 0; i < 128; i++) {
4256 dsd = kzalloc(sizeof(*dsd), GFP_ATOMIC);
4257 if (!dsd) {
4258 ql_dbg_pci(ql_dbg_init, ha->pdev,
4259 0xe0ee, "%s: failed alloc dsd\n",
4260 __func__);
4261 return -ENOMEM;
4262 }
4263 ha->dif_bundle_kallocs++;
4264
4265 dsd->dsd_addr = dma_pool_alloc(
4266 ha->dif_bundl_pool, GFP_ATOMIC,
4267 &dsd->dsd_list_dma);
4268 if (!dsd->dsd_addr) {
4269 ql_dbg_pci(ql_dbg_init, ha->pdev,
4270 0xe0ee,
4271 "%s: failed alloc ->dsd_addr\n",
4272 __func__);
4273 kfree(dsd);
4274 ha->dif_bundle_kallocs--;
4275 continue;
4276 }
4277 ha->dif_bundle_dma_allocs++;
4278
4279 /*
4280 * if DMA buffer crosses 4G boundary,
4281 * put it on bad list
4282 */
4283 if (MSD(dsd->dsd_list_dma) ^
4284 MSD(dsd->dsd_list_dma + bufsize)) {
4285 list_add_tail(&dsd->list,
4286 &ha->pool.unusable.head);
4287 ha->pool.unusable.count++;
4288 } else {
4289 list_add_tail(&dsd->list,
4290 &ha->pool.good.head);
4291 ha->pool.good.count++;
4292 }
4293 }
4294
4295 /* return the good ones back to the pool */
4296 list_for_each_entry_safe(dsd, nxt,
4297 &ha->pool.good.head, list) {
4298 list_del(&dsd->list);
4299 dma_pool_free(ha->dif_bundl_pool,
4300 dsd->dsd_addr, dsd->dsd_list_dma);
4301 ha->dif_bundle_dma_allocs--;
4302 kfree(dsd);
4303 ha->dif_bundle_kallocs--;
4304 }
4305
4306 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0024,
4307 "%s: dif dma pool (good=%u unusable=%u)\n",
4308 __func__, ha->pool.good.count,
4309 ha->pool.unusable.count);
4310 }
4311
4312 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0025,
4313 "dl_dma_pool=%p fcp_cmnd_dma_pool=%p dif_bundl_pool=%p.\n",
4314 ha->dl_dma_pool, ha->fcp_cmnd_dma_pool,
4315 ha->dif_bundl_pool);
4316 }
4317
4318 /* Allocate memory for SNS commands */
4319 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
4320 /* Get consistent memory allocated for SNS commands */
4321 ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev,
4322 sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL);
4323 if (!ha->sns_cmd)
4324 goto fail_dma_pool;
4325 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0026,
4326 "sns_cmd: %p.\n", ha->sns_cmd);
4327 } else {
4328 /* Get consistent memory allocated for MS IOCB */
4329 ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
4330 &ha->ms_iocb_dma);
4331 if (!ha->ms_iocb)
4332 goto fail_dma_pool;
4333 /* Get consistent memory allocated for CT SNS commands */
4334 ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev,
4335 sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL);
4336 if (!ha->ct_sns)
4337 goto fail_free_ms_iocb;
4338 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0027,
4339 "ms_iocb=%p ct_sns=%p.\n",
4340 ha->ms_iocb, ha->ct_sns);
4341 }
4342
4343 /* Allocate memory for request ring */
4344 *req = kzalloc(sizeof(struct req_que), GFP_KERNEL);
4345 if (!*req) {
4346 ql_log_pci(ql_log_fatal, ha->pdev, 0x0028,
4347 "Failed to allocate memory for req.\n");
4348 goto fail_req;
4349 }
4350 (*req)->length = req_len;
4351 (*req)->ring = dma_alloc_coherent(&ha->pdev->dev,
4352 ((*req)->length + 1) * sizeof(request_t),
4353 &(*req)->dma, GFP_KERNEL);
4354 if (!(*req)->ring) {
4355 ql_log_pci(ql_log_fatal, ha->pdev, 0x0029,
4356 "Failed to allocate memory for req_ring.\n");
4357 goto fail_req_ring;
4358 }
4359 /* Allocate memory for response ring */
4360 *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL);
4361 if (!*rsp) {
4362 ql_log_pci(ql_log_fatal, ha->pdev, 0x002a,
4363 "Failed to allocate memory for rsp.\n");
4364 goto fail_rsp;
4365 }
4366 (*rsp)->hw = ha;
4367 (*rsp)->length = rsp_len;
4368 (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev,
4369 ((*rsp)->length + 1) * sizeof(response_t),
4370 &(*rsp)->dma, GFP_KERNEL);
4371 if (!(*rsp)->ring) {
4372 ql_log_pci(ql_log_fatal, ha->pdev, 0x002b,
4373 "Failed to allocate memory for rsp_ring.\n");
4374 goto fail_rsp_ring;
4375 }
4376 (*req)->rsp = *rsp;
4377 (*rsp)->req = *req;
4378 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002c,
4379 "req=%p req->length=%d req->ring=%p rsp=%p "
4380 "rsp->length=%d rsp->ring=%p.\n",
4381 *req, (*req)->length, (*req)->ring, *rsp, (*rsp)->length,
4382 (*rsp)->ring);
4383 /* Allocate memory for NVRAM data for vports */
4384 if (ha->nvram_npiv_size) {
4385 ha->npiv_info = kcalloc(ha->nvram_npiv_size,
4386 sizeof(struct qla_npiv_entry),
4387 GFP_KERNEL);
4388 if (!ha->npiv_info) {
4389 ql_log_pci(ql_log_fatal, ha->pdev, 0x002d,
4390 "Failed to allocate memory for npiv_info.\n");
4391 goto fail_npiv_info;
4392 }
4393 } else
4394 ha->npiv_info = NULL;
4395
4396 /* Get consistent memory allocated for EX-INIT-CB. */
4397 if (IS_CNA_CAPABLE(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) ||
4398 IS_QLA28XX(ha)) {
4399 ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
4400 &ha->ex_init_cb_dma);
4401 if (!ha->ex_init_cb)
4402 goto fail_ex_init_cb;
4403 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002e,
4404 "ex_init_cb=%p.\n", ha->ex_init_cb);
4405 }
4406
4407 /* Get consistent memory allocated for Special Features-CB. */
4408 if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
4409 ha->sf_init_cb = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL,
4410 &ha->sf_init_cb_dma);
4411 if (!ha->sf_init_cb)
4412 goto fail_sf_init_cb;
4413 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0199,
4414 "sf_init_cb=%p.\n", ha->sf_init_cb);
4415 }
4416
4417
4418 /* Get consistent memory allocated for Async Port-Database. */
4419 if (!IS_FWI2_CAPABLE(ha)) {
4420 ha->async_pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
4421 &ha->async_pd_dma);
4422 if (!ha->async_pd)
4423 goto fail_async_pd;
4424 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002f,
4425 "async_pd=%p.\n", ha->async_pd);
4426 }
4427
4428 INIT_LIST_HEAD(&ha->vp_list);
4429
4430 /* Allocate memory for our loop_id bitmap */
4431 ha->loop_id_map = kcalloc(BITS_TO_LONGS(LOOPID_MAP_SIZE),
4432 sizeof(long),
4433 GFP_KERNEL);
4434 if (!ha->loop_id_map)
4435 goto fail_loop_id_map;
4436 else {
4437 qla2x00_set_reserved_loop_ids(ha);
4438 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0123,
4439 "loop_id_map=%p.\n", ha->loop_id_map);
4440 }
4441
4442 ha->sfp_data = dma_alloc_coherent(&ha->pdev->dev,
4443 SFP_DEV_SIZE, &ha->sfp_data_dma, GFP_KERNEL);
4444 if (!ha->sfp_data) {
4445 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b,
4446 "Unable to allocate memory for SFP read-data.\n");
4447 goto fail_sfp_data;
4448 }
4449
4450 ha->flt = dma_alloc_coherent(&ha->pdev->dev,
4451 sizeof(struct qla_flt_header) + FLT_REGIONS_SIZE, &ha->flt_dma,
4452 GFP_KERNEL);
4453 if (!ha->flt) {
4454 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b,
4455 "Unable to allocate memory for FLT.\n");
4456 goto fail_flt_buffer;
4457 }
4458
4459 /* allocate the purex dma pool */
4460 ha->purex_dma_pool = dma_pool_create(name, &ha->pdev->dev,
4461 ELS_MAX_PAYLOAD, 8, 0);
4462
4463 if (!ha->purex_dma_pool) {
4464 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b,
4465 "Unable to allocate purex_dma_pool.\n");
4466 goto fail_flt;
4467 }
4468
4469 ha->elsrej.size = sizeof(struct fc_els_ls_rjt) + 16;
4470 ha->elsrej.c = dma_alloc_coherent(&ha->pdev->dev,
4471 ha->elsrej.size,
4472 &ha->elsrej.cdma,
4473 GFP_KERNEL);
4474 if (!ha->elsrej.c) {
4475 ql_dbg_pci(ql_dbg_init, ha->pdev, 0xffff,
4476 "Alloc failed for els reject cmd.\n");
4477 goto fail_elsrej;
4478 }
4479 ha->elsrej.c->er_cmd = ELS_LS_RJT;
4480 ha->elsrej.c->er_reason = ELS_RJT_LOGIC;
4481 ha->elsrej.c->er_explan = ELS_EXPL_UNAB_DATA;
4482
4483 ha->lsrjt.size = sizeof(struct fcnvme_ls_rjt);
4484 ha->lsrjt.c = dma_alloc_coherent(&ha->pdev->dev, ha->lsrjt.size,
4485 &ha->lsrjt.cdma, GFP_KERNEL);
4486 if (!ha->lsrjt.c) {
4487 ql_dbg_pci(ql_dbg_init, ha->pdev, 0xffff,
4488 "Alloc failed for nvme fc reject cmd.\n");
4489 goto fail_lsrjt;
4490 }
4491
4492 return 0;
4493
4494fail_lsrjt:
4495 dma_free_coherent(&ha->pdev->dev, ha->elsrej.size,
4496 ha->elsrej.c, ha->elsrej.cdma);
4497fail_elsrej:
4498 dma_pool_destroy(ha->purex_dma_pool);
4499fail_flt:
4500 dma_free_coherent(&ha->pdev->dev, SFP_DEV_SIZE,
4501 ha->flt, ha->flt_dma);
4502
4503fail_flt_buffer:
4504 dma_free_coherent(&ha->pdev->dev, SFP_DEV_SIZE,
4505 ha->sfp_data, ha->sfp_data_dma);
4506fail_sfp_data:
4507 kfree(ha->loop_id_map);
4508fail_loop_id_map:
4509 dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma);
4510fail_async_pd:
4511 dma_pool_free(ha->s_dma_pool, ha->sf_init_cb, ha->sf_init_cb_dma);
4512fail_sf_init_cb:
4513 dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma);
4514fail_ex_init_cb:
4515 kfree(ha->npiv_info);
4516fail_npiv_info:
4517 dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) *
4518 sizeof(response_t), (*rsp)->ring, (*rsp)->dma);
4519 (*rsp)->ring = NULL;
4520 (*rsp)->dma = 0;
4521fail_rsp_ring:
4522 kfree(*rsp);
4523 *rsp = NULL;
4524fail_rsp:
4525 dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) *
4526 sizeof(request_t), (*req)->ring, (*req)->dma);
4527 (*req)->ring = NULL;
4528 (*req)->dma = 0;
4529fail_req_ring:
4530 kfree(*req);
4531 *req = NULL;
4532fail_req:
4533 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
4534 ha->ct_sns, ha->ct_sns_dma);
4535 ha->ct_sns = NULL;
4536 ha->ct_sns_dma = 0;
4537fail_free_ms_iocb:
4538 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
4539 ha->ms_iocb = NULL;
4540 ha->ms_iocb_dma = 0;
4541
4542 if (ha->sns_cmd)
4543 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
4544 ha->sns_cmd, ha->sns_cmd_dma);
4545fail_dma_pool:
4546 if (ql2xenabledif) {
4547 struct dsd_dma *dsd, *nxt;
4548
4549 list_for_each_entry_safe(dsd, nxt, &ha->pool.unusable.head,
4550 list) {
4551 list_del(&dsd->list);
4552 dma_pool_free(ha->dif_bundl_pool, dsd->dsd_addr,
4553 dsd->dsd_list_dma);
4554 ha->dif_bundle_dma_allocs--;
4555 kfree(dsd);
4556 ha->dif_bundle_kallocs--;
4557 ha->pool.unusable.count--;
4558 }
4559 dma_pool_destroy(ha->dif_bundl_pool);
4560 ha->dif_bundl_pool = NULL;
4561 }
4562
4563fail_dif_bundl_dma_pool:
4564 if (IS_QLA82XX(ha) || ql2xenabledif) {
4565 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
4566 ha->fcp_cmnd_dma_pool = NULL;
4567 }
4568fail_dl_dma_pool:
4569 if (IS_QLA82XX(ha) || ql2xenabledif) {
4570 dma_pool_destroy(ha->dl_dma_pool);
4571 ha->dl_dma_pool = NULL;
4572 }
4573fail_s_dma_pool:
4574 dma_pool_destroy(ha->s_dma_pool);
4575 ha->s_dma_pool = NULL;
4576fail_free_nvram:
4577 kfree(ha->nvram);
4578 ha->nvram = NULL;
4579fail_free_ctx_mempool:
4580 mempool_destroy(ha->ctx_mempool);
4581 ha->ctx_mempool = NULL;
4582fail_free_srb_mempool:
4583 mempool_destroy(ha->srb_mempool);
4584 ha->srb_mempool = NULL;
4585fail_free_gid_list:
4586 dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha),
4587 ha->gid_list,
4588 ha->gid_list_dma);
4589 ha->gid_list = NULL;
4590 ha->gid_list_dma = 0;
4591fail_free_tgt_mem:
4592 qlt_mem_free(ha);
4593fail_free_btree:
4594 btree_destroy32(&ha->host_map);
4595fail_free_init_cb:
4596 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb,
4597 ha->init_cb_dma);
4598 ha->init_cb = NULL;
4599 ha->init_cb_dma = 0;
4600fail_free_vp_map:
4601 kfree(ha->vp_map);
4602 ha->vp_map = NULL;
4603fail:
4604 ql_log(ql_log_fatal, NULL, 0x0030,
4605 "Memory allocation failure.\n");
4606 return -ENOMEM;
4607}
4608
4609int
4610qla2x00_set_exlogins_buffer(scsi_qla_host_t *vha)
4611{
4612 int rval;
4613 uint16_t size, max_cnt;
4614 uint32_t temp;
4615 struct qla_hw_data *ha = vha->hw;
4616
4617 /* Return if we don't need to alloacate any extended logins */
4618 if (ql2xexlogins <= MAX_FIBRE_DEVICES_2400)
4619 return QLA_SUCCESS;
4620
4621 if (!IS_EXLOGIN_OFFLD_CAPABLE(ha))
4622 return QLA_SUCCESS;
4623
4624 ql_log(ql_log_info, vha, 0xd021, "EXLOGIN count: %d.\n", ql2xexlogins);
4625 max_cnt = 0;
4626 rval = qla_get_exlogin_status(vha, &size, &max_cnt);
4627 if (rval != QLA_SUCCESS) {
4628 ql_log_pci(ql_log_fatal, ha->pdev, 0xd029,
4629 "Failed to get exlogin status.\n");
4630 return rval;
4631 }
4632
4633 temp = (ql2xexlogins > max_cnt) ? max_cnt : ql2xexlogins;
4634 temp *= size;
4635
4636 if (temp != ha->exlogin_size) {
4637 qla2x00_free_exlogin_buffer(ha);
4638 ha->exlogin_size = temp;
4639
4640 ql_log(ql_log_info, vha, 0xd024,
4641 "EXLOGIN: max_logins=%d, portdb=0x%x, total=%d.\n",
4642 max_cnt, size, temp);
4643
4644 ql_log(ql_log_info, vha, 0xd025,
4645 "EXLOGIN: requested size=0x%x\n", ha->exlogin_size);
4646
4647 /* Get consistent memory for extended logins */
4648 ha->exlogin_buf = dma_alloc_coherent(&ha->pdev->dev,
4649 ha->exlogin_size, &ha->exlogin_buf_dma, GFP_KERNEL);
4650 if (!ha->exlogin_buf) {
4651 ql_log_pci(ql_log_fatal, ha->pdev, 0xd02a,
4652 "Failed to allocate memory for exlogin_buf_dma.\n");
4653 return -ENOMEM;
4654 }
4655 }
4656
4657 /* Now configure the dma buffer */
4658 rval = qla_set_exlogin_mem_cfg(vha, ha->exlogin_buf_dma);
4659 if (rval) {
4660 ql_log(ql_log_fatal, vha, 0xd033,
4661 "Setup extended login buffer ****FAILED****.\n");
4662 qla2x00_free_exlogin_buffer(ha);
4663 }
4664
4665 return rval;
4666}
4667
4668/*
4669* qla2x00_free_exlogin_buffer
4670*
4671* Input:
4672* ha = adapter block pointer
4673*/
4674void
4675qla2x00_free_exlogin_buffer(struct qla_hw_data *ha)
4676{
4677 if (ha->exlogin_buf) {
4678 dma_free_coherent(&ha->pdev->dev, ha->exlogin_size,
4679 ha->exlogin_buf, ha->exlogin_buf_dma);
4680 ha->exlogin_buf = NULL;
4681 ha->exlogin_size = 0;
4682 }
4683}
4684
4685static void
4686qla2x00_number_of_exch(scsi_qla_host_t *vha, u32 *ret_cnt, u16 max_cnt)
4687{
4688 u32 temp;
4689 struct init_cb_81xx *icb = (struct init_cb_81xx *)vha->hw->init_cb;
4690 *ret_cnt = FW_DEF_EXCHANGES_CNT;
4691
4692 if (max_cnt > vha->hw->max_exchg)
4693 max_cnt = vha->hw->max_exchg;
4694
4695 if (qla_ini_mode_enabled(vha)) {
4696 if (vha->ql2xiniexchg > max_cnt)
4697 vha->ql2xiniexchg = max_cnt;
4698
4699 if (vha->ql2xiniexchg > FW_DEF_EXCHANGES_CNT)
4700 *ret_cnt = vha->ql2xiniexchg;
4701
4702 } else if (qla_tgt_mode_enabled(vha)) {
4703 if (vha->ql2xexchoffld > max_cnt) {
4704 vha->ql2xexchoffld = max_cnt;
4705 icb->exchange_count = cpu_to_le16(vha->ql2xexchoffld);
4706 }
4707
4708 if (vha->ql2xexchoffld > FW_DEF_EXCHANGES_CNT)
4709 *ret_cnt = vha->ql2xexchoffld;
4710 } else if (qla_dual_mode_enabled(vha)) {
4711 temp = vha->ql2xiniexchg + vha->ql2xexchoffld;
4712 if (temp > max_cnt) {
4713 vha->ql2xiniexchg -= (temp - max_cnt)/2;
4714 vha->ql2xexchoffld -= (((temp - max_cnt)/2) + 1);
4715 temp = max_cnt;
4716 icb->exchange_count = cpu_to_le16(vha->ql2xexchoffld);
4717 }
4718
4719 if (temp > FW_DEF_EXCHANGES_CNT)
4720 *ret_cnt = temp;
4721 }
4722}
4723
4724int
4725qla2x00_set_exchoffld_buffer(scsi_qla_host_t *vha)
4726{
4727 int rval;
4728 u16 size, max_cnt;
4729 u32 actual_cnt, totsz;
4730 struct qla_hw_data *ha = vha->hw;
4731
4732 if (!ha->flags.exchoffld_enabled)
4733 return QLA_SUCCESS;
4734
4735 if (!IS_EXCHG_OFFLD_CAPABLE(ha))
4736 return QLA_SUCCESS;
4737
4738 max_cnt = 0;
4739 rval = qla_get_exchoffld_status(vha, &size, &max_cnt);
4740 if (rval != QLA_SUCCESS) {
4741 ql_log_pci(ql_log_fatal, ha->pdev, 0xd012,
4742 "Failed to get exlogin status.\n");
4743 return rval;
4744 }
4745
4746 qla2x00_number_of_exch(vha, &actual_cnt, max_cnt);
4747 ql_log(ql_log_info, vha, 0xd014,
4748 "Actual exchange offload count: %d.\n", actual_cnt);
4749
4750 totsz = actual_cnt * size;
4751
4752 if (totsz != ha->exchoffld_size) {
4753 qla2x00_free_exchoffld_buffer(ha);
4754 if (actual_cnt <= FW_DEF_EXCHANGES_CNT) {
4755 ha->exchoffld_size = 0;
4756 ha->flags.exchoffld_enabled = 0;
4757 return QLA_SUCCESS;
4758 }
4759
4760 ha->exchoffld_size = totsz;
4761
4762 ql_log(ql_log_info, vha, 0xd016,
4763 "Exchange offload: max_count=%d, actual count=%d entry sz=0x%x, total sz=0x%x\n",
4764 max_cnt, actual_cnt, size, totsz);
4765
4766 ql_log(ql_log_info, vha, 0xd017,
4767 "Exchange Buffers requested size = 0x%x\n",
4768 ha->exchoffld_size);
4769
4770 /* Get consistent memory for extended logins */
4771 ha->exchoffld_buf = dma_alloc_coherent(&ha->pdev->dev,
4772 ha->exchoffld_size, &ha->exchoffld_buf_dma, GFP_KERNEL);
4773 if (!ha->exchoffld_buf) {
4774 ql_log_pci(ql_log_fatal, ha->pdev, 0xd013,
4775 "Failed to allocate memory for Exchange Offload.\n");
4776
4777 if (ha->max_exchg >
4778 (FW_DEF_EXCHANGES_CNT + REDUCE_EXCHANGES_CNT)) {
4779 ha->max_exchg -= REDUCE_EXCHANGES_CNT;
4780 } else if (ha->max_exchg >
4781 (FW_DEF_EXCHANGES_CNT + 512)) {
4782 ha->max_exchg -= 512;
4783 } else {
4784 ha->flags.exchoffld_enabled = 0;
4785 ql_log_pci(ql_log_fatal, ha->pdev, 0xd013,
4786 "Disabling Exchange offload due to lack of memory\n");
4787 }
4788 ha->exchoffld_size = 0;
4789
4790 return -ENOMEM;
4791 }
4792 } else if (!ha->exchoffld_buf || (actual_cnt <= FW_DEF_EXCHANGES_CNT)) {
4793 /* pathological case */
4794 qla2x00_free_exchoffld_buffer(ha);
4795 ha->exchoffld_size = 0;
4796 ha->flags.exchoffld_enabled = 0;
4797 ql_log(ql_log_info, vha, 0xd016,
4798 "Exchange offload not enable: offld size=%d, actual count=%d entry sz=0x%x, total sz=0x%x.\n",
4799 ha->exchoffld_size, actual_cnt, size, totsz);
4800 return 0;
4801 }
4802
4803 /* Now configure the dma buffer */
4804 rval = qla_set_exchoffld_mem_cfg(vha);
4805 if (rval) {
4806 ql_log(ql_log_fatal, vha, 0xd02e,
4807 "Setup exchange offload buffer ****FAILED****.\n");
4808 qla2x00_free_exchoffld_buffer(ha);
4809 } else {
4810 /* re-adjust number of target exchange */
4811 struct init_cb_81xx *icb = (struct init_cb_81xx *)ha->init_cb;
4812
4813 if (qla_ini_mode_enabled(vha))
4814 icb->exchange_count = 0;
4815 else
4816 icb->exchange_count = cpu_to_le16(vha->ql2xexchoffld);
4817 }
4818
4819 return rval;
4820}
4821
4822/*
4823* qla2x00_free_exchoffld_buffer
4824*
4825* Input:
4826* ha = adapter block pointer
4827*/
4828void
4829qla2x00_free_exchoffld_buffer(struct qla_hw_data *ha)
4830{
4831 if (ha->exchoffld_buf) {
4832 dma_free_coherent(&ha->pdev->dev, ha->exchoffld_size,
4833 ha->exchoffld_buf, ha->exchoffld_buf_dma);
4834 ha->exchoffld_buf = NULL;
4835 ha->exchoffld_size = 0;
4836 }
4837}
4838
4839/*
4840* qla2x00_free_fw_dump
4841* Frees fw dump stuff.
4842*
4843* Input:
4844* ha = adapter block pointer
4845*/
4846static void
4847qla2x00_free_fw_dump(struct qla_hw_data *ha)
4848{
4849 struct fwdt *fwdt = ha->fwdt;
4850 uint j;
4851
4852 if (ha->fce)
4853 dma_free_coherent(&ha->pdev->dev,
4854 FCE_SIZE, ha->fce, ha->fce_dma);
4855
4856 if (ha->eft)
4857 dma_free_coherent(&ha->pdev->dev,
4858 EFT_SIZE, ha->eft, ha->eft_dma);
4859
4860 vfree(ha->fw_dump);
4861
4862 ha->fce = NULL;
4863 ha->fce_dma = 0;
4864 ha->flags.fce_enabled = 0;
4865 ha->eft = NULL;
4866 ha->eft_dma = 0;
4867 ha->fw_dumped = false;
4868 ha->fw_dump_cap_flags = 0;
4869 ha->fw_dump_reading = 0;
4870 ha->fw_dump = NULL;
4871 ha->fw_dump_len = 0;
4872
4873 for (j = 0; j < 2; j++, fwdt++) {
4874 vfree(fwdt->template);
4875 fwdt->template = NULL;
4876 fwdt->length = 0;
4877 }
4878}
4879
4880/*
4881* qla2x00_mem_free
4882* Frees all adapter allocated memory.
4883*
4884* Input:
4885* ha = adapter block pointer.
4886*/
4887static void
4888qla2x00_mem_free(struct qla_hw_data *ha)
4889{
4890 qla2x00_free_fw_dump(ha);
4891
4892 if (ha->mctp_dump)
4893 dma_free_coherent(&ha->pdev->dev, MCTP_DUMP_SIZE, ha->mctp_dump,
4894 ha->mctp_dump_dma);
4895 ha->mctp_dump = NULL;
4896
4897 mempool_destroy(ha->srb_mempool);
4898 ha->srb_mempool = NULL;
4899
4900 if (ha->dcbx_tlv)
4901 dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
4902 ha->dcbx_tlv, ha->dcbx_tlv_dma);
4903 ha->dcbx_tlv = NULL;
4904
4905 if (ha->xgmac_data)
4906 dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
4907 ha->xgmac_data, ha->xgmac_data_dma);
4908 ha->xgmac_data = NULL;
4909
4910 if (ha->sns_cmd)
4911 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
4912 ha->sns_cmd, ha->sns_cmd_dma);
4913 ha->sns_cmd = NULL;
4914 ha->sns_cmd_dma = 0;
4915
4916 if (ha->ct_sns)
4917 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
4918 ha->ct_sns, ha->ct_sns_dma);
4919 ha->ct_sns = NULL;
4920 ha->ct_sns_dma = 0;
4921
4922 if (ha->sfp_data)
4923 dma_free_coherent(&ha->pdev->dev, SFP_DEV_SIZE, ha->sfp_data,
4924 ha->sfp_data_dma);
4925 ha->sfp_data = NULL;
4926
4927 if (ha->flt)
4928 dma_free_coherent(&ha->pdev->dev,
4929 sizeof(struct qla_flt_header) + FLT_REGIONS_SIZE,
4930 ha->flt, ha->flt_dma);
4931 ha->flt = NULL;
4932 ha->flt_dma = 0;
4933
4934 if (ha->ms_iocb)
4935 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
4936 ha->ms_iocb = NULL;
4937 ha->ms_iocb_dma = 0;
4938
4939 if (ha->sf_init_cb)
4940 dma_pool_free(ha->s_dma_pool,
4941 ha->sf_init_cb, ha->sf_init_cb_dma);
4942
4943 if (ha->ex_init_cb)
4944 dma_pool_free(ha->s_dma_pool,
4945 ha->ex_init_cb, ha->ex_init_cb_dma);
4946 ha->ex_init_cb = NULL;
4947 ha->ex_init_cb_dma = 0;
4948
4949 if (ha->async_pd)
4950 dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma);
4951 ha->async_pd = NULL;
4952 ha->async_pd_dma = 0;
4953
4954 dma_pool_destroy(ha->s_dma_pool);
4955 ha->s_dma_pool = NULL;
4956
4957 if (ha->gid_list)
4958 dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha),
4959 ha->gid_list, ha->gid_list_dma);
4960 ha->gid_list = NULL;
4961 ha->gid_list_dma = 0;
4962
4963 if (ha->base_qpair && !list_empty(&ha->base_qpair->dsd_list)) {
4964 struct dsd_dma *dsd_ptr, *tdsd_ptr;
4965
4966 /* clean up allocated prev pool */
4967 list_for_each_entry_safe(dsd_ptr, tdsd_ptr,
4968 &ha->base_qpair->dsd_list, list) {
4969 dma_pool_free(ha->dl_dma_pool, dsd_ptr->dsd_addr,
4970 dsd_ptr->dsd_list_dma);
4971 list_del(&dsd_ptr->list);
4972 kfree(dsd_ptr);
4973 }
4974 }
4975
4976 dma_pool_destroy(ha->dl_dma_pool);
4977 ha->dl_dma_pool = NULL;
4978
4979 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
4980 ha->fcp_cmnd_dma_pool = NULL;
4981
4982 mempool_destroy(ha->ctx_mempool);
4983 ha->ctx_mempool = NULL;
4984
4985 if (ql2xenabledif && ha->dif_bundl_pool) {
4986 struct dsd_dma *dsd, *nxt;
4987
4988 list_for_each_entry_safe(dsd, nxt, &ha->pool.unusable.head,
4989 list) {
4990 list_del(&dsd->list);
4991 dma_pool_free(ha->dif_bundl_pool, dsd->dsd_addr,
4992 dsd->dsd_list_dma);
4993 ha->dif_bundle_dma_allocs--;
4994 kfree(dsd);
4995 ha->dif_bundle_kallocs--;
4996 ha->pool.unusable.count--;
4997 }
4998 list_for_each_entry_safe(dsd, nxt, &ha->pool.good.head, list) {
4999 list_del(&dsd->list);
5000 dma_pool_free(ha->dif_bundl_pool, dsd->dsd_addr,
5001 dsd->dsd_list_dma);
5002 ha->dif_bundle_dma_allocs--;
5003 kfree(dsd);
5004 ha->dif_bundle_kallocs--;
5005 }
5006 }
5007
5008 dma_pool_destroy(ha->dif_bundl_pool);
5009 ha->dif_bundl_pool = NULL;
5010
5011 qlt_mem_free(ha);
5012 qla_remove_hostmap(ha);
5013
5014 if (ha->init_cb)
5015 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
5016 ha->init_cb, ha->init_cb_dma);
5017
5018 dma_pool_destroy(ha->purex_dma_pool);
5019 ha->purex_dma_pool = NULL;
5020
5021 if (ha->elsrej.c) {
5022 dma_free_coherent(&ha->pdev->dev, ha->elsrej.size,
5023 ha->elsrej.c, ha->elsrej.cdma);
5024 ha->elsrej.c = NULL;
5025 }
5026
5027 if (ha->lsrjt.c) {
5028 dma_free_coherent(&ha->pdev->dev, ha->lsrjt.size, ha->lsrjt.c,
5029 ha->lsrjt.cdma);
5030 ha->lsrjt.c = NULL;
5031 }
5032
5033 ha->init_cb = NULL;
5034 ha->init_cb_dma = 0;
5035
5036 vfree(ha->optrom_buffer);
5037 ha->optrom_buffer = NULL;
5038 kfree(ha->nvram);
5039 ha->nvram = NULL;
5040 kfree(ha->npiv_info);
5041 ha->npiv_info = NULL;
5042 kfree(ha->swl);
5043 ha->swl = NULL;
5044 kfree(ha->loop_id_map);
5045 ha->sf_init_cb = NULL;
5046 ha->sf_init_cb_dma = 0;
5047 ha->loop_id_map = NULL;
5048
5049 kfree(ha->vp_map);
5050 ha->vp_map = NULL;
5051}
5052
5053struct scsi_qla_host *qla2x00_create_host(const struct scsi_host_template *sht,
5054 struct qla_hw_data *ha)
5055{
5056 struct Scsi_Host *host;
5057 struct scsi_qla_host *vha = NULL;
5058
5059 host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
5060 if (!host) {
5061 ql_log_pci(ql_log_fatal, ha->pdev, 0x0107,
5062 "Failed to allocate host from the scsi layer, aborting.\n");
5063 return NULL;
5064 }
5065
5066 /* Clear our data area */
5067 vha = shost_priv(host);
5068 memset(vha, 0, sizeof(scsi_qla_host_t));
5069
5070 vha->host = host;
5071 vha->host_no = host->host_no;
5072 vha->hw = ha;
5073
5074 vha->qlini_mode = ql2x_ini_mode;
5075 vha->ql2xexchoffld = ql2xexchoffld;
5076 vha->ql2xiniexchg = ql2xiniexchg;
5077
5078 INIT_LIST_HEAD(&vha->vp_fcports);
5079 INIT_LIST_HEAD(&vha->work_list);
5080 INIT_LIST_HEAD(&vha->list);
5081 INIT_LIST_HEAD(&vha->qla_cmd_list);
5082 INIT_LIST_HEAD(&vha->logo_list);
5083 INIT_LIST_HEAD(&vha->plogi_ack_list);
5084 INIT_LIST_HEAD(&vha->qp_list);
5085 INIT_LIST_HEAD(&vha->gnl.fcports);
5086 INIT_WORK(&vha->iocb_work, qla2x00_iocb_work_fn);
5087
5088 INIT_LIST_HEAD(&vha->purex_list.head);
5089 spin_lock_init(&vha->purex_list.lock);
5090
5091 spin_lock_init(&vha->work_lock);
5092 spin_lock_init(&vha->cmd_list_lock);
5093 init_waitqueue_head(&vha->fcport_waitQ);
5094 init_waitqueue_head(&vha->vref_waitq);
5095 qla_enode_init(vha);
5096 qla_edb_init(vha);
5097
5098
5099 vha->gnl.size = sizeof(struct get_name_list_extended) *
5100 (ha->max_loop_id + 1);
5101 vha->gnl.l = dma_alloc_coherent(&ha->pdev->dev,
5102 vha->gnl.size, &vha->gnl.ldma, GFP_KERNEL);
5103 if (!vha->gnl.l) {
5104 ql_log(ql_log_fatal, vha, 0xd04a,
5105 "Alloc failed for name list.\n");
5106 scsi_host_put(vha->host);
5107 return NULL;
5108 }
5109
5110 /* todo: what about ext login? */
5111 vha->scan.size = ha->max_fibre_devices * sizeof(struct fab_scan_rp);
5112 vha->scan.l = vmalloc(vha->scan.size);
5113 if (!vha->scan.l) {
5114 ql_log(ql_log_fatal, vha, 0xd04a,
5115 "Alloc failed for scan database.\n");
5116 dma_free_coherent(&ha->pdev->dev, vha->gnl.size,
5117 vha->gnl.l, vha->gnl.ldma);
5118 vha->gnl.l = NULL;
5119 scsi_host_put(vha->host);
5120 return NULL;
5121 }
5122 INIT_DELAYED_WORK(&vha->scan.scan_work, qla_scan_work_fn);
5123
5124 snprintf(vha->host_str, sizeof(vha->host_str), "%s_%lu",
5125 QLA2XXX_DRIVER_NAME, vha->host_no);
5126 ql_dbg(ql_dbg_init, vha, 0x0041,
5127 "Allocated the host=%p hw=%p vha=%p dev_name=%s",
5128 vha->host, vha->hw, vha,
5129 dev_name(&(ha->pdev->dev)));
5130
5131 return vha;
5132}
5133
5134struct qla_work_evt *
5135qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type)
5136{
5137 struct qla_work_evt *e;
5138
5139 if (test_bit(UNLOADING, &vha->dpc_flags))
5140 return NULL;
5141
5142 if (qla_vha_mark_busy(vha))
5143 return NULL;
5144
5145 e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC);
5146 if (!e) {
5147 QLA_VHA_MARK_NOT_BUSY(vha);
5148 return NULL;
5149 }
5150
5151 INIT_LIST_HEAD(&e->list);
5152 e->type = type;
5153 e->flags = QLA_EVT_FLAG_FREE;
5154 return e;
5155}
5156
5157int
5158qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e)
5159{
5160 unsigned long flags;
5161 bool q = false;
5162
5163 spin_lock_irqsave(&vha->work_lock, flags);
5164 list_add_tail(&e->list, &vha->work_list);
5165
5166 if (!test_and_set_bit(IOCB_WORK_ACTIVE, &vha->dpc_flags))
5167 q = true;
5168
5169 spin_unlock_irqrestore(&vha->work_lock, flags);
5170
5171 if (q)
5172 queue_work(vha->hw->wq, &vha->iocb_work);
5173
5174 return QLA_SUCCESS;
5175}
5176
5177int
5178qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
5179 u32 data)
5180{
5181 struct qla_work_evt *e;
5182
5183 e = qla2x00_alloc_work(vha, QLA_EVT_AEN);
5184 if (!e)
5185 return QLA_FUNCTION_FAILED;
5186
5187 e->u.aen.code = code;
5188 e->u.aen.data = data;
5189 return qla2x00_post_work(vha, e);
5190}
5191
5192int
5193qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb)
5194{
5195 struct qla_work_evt *e;
5196
5197 e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK);
5198 if (!e)
5199 return QLA_FUNCTION_FAILED;
5200
5201 memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
5202 return qla2x00_post_work(vha, e);
5203}
5204
5205#define qla2x00_post_async_work(name, type) \
5206int qla2x00_post_async_##name##_work( \
5207 struct scsi_qla_host *vha, \
5208 fc_port_t *fcport, uint16_t *data) \
5209{ \
5210 struct qla_work_evt *e; \
5211 \
5212 e = qla2x00_alloc_work(vha, type); \
5213 if (!e) \
5214 return QLA_FUNCTION_FAILED; \
5215 \
5216 e->u.logio.fcport = fcport; \
5217 if (data) { \
5218 e->u.logio.data[0] = data[0]; \
5219 e->u.logio.data[1] = data[1]; \
5220 } \
5221 fcport->flags |= FCF_ASYNC_ACTIVE; \
5222 return qla2x00_post_work(vha, e); \
5223}
5224
5225qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN);
5226qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT);
5227qla2x00_post_async_work(adisc, QLA_EVT_ASYNC_ADISC);
5228qla2x00_post_async_work(prlo, QLA_EVT_ASYNC_PRLO);
5229qla2x00_post_async_work(prlo_done, QLA_EVT_ASYNC_PRLO_DONE);
5230
5231int
5232qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code)
5233{
5234 struct qla_work_evt *e;
5235
5236 e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT);
5237 if (!e)
5238 return QLA_FUNCTION_FAILED;
5239
5240 e->u.uevent.code = code;
5241 return qla2x00_post_work(vha, e);
5242}
5243
5244static void
5245qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code)
5246{
5247 char event_string[40];
5248 char *envp[] = { event_string, NULL };
5249
5250 switch (code) {
5251 case QLA_UEVENT_CODE_FW_DUMP:
5252 snprintf(event_string, sizeof(event_string), "FW_DUMP=%lu",
5253 vha->host_no);
5254 break;
5255 default:
5256 /* do nothing */
5257 break;
5258 }
5259 kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp);
5260}
5261
5262int
5263qlafx00_post_aenfx_work(struct scsi_qla_host *vha, uint32_t evtcode,
5264 uint32_t *data, int cnt)
5265{
5266 struct qla_work_evt *e;
5267
5268 e = qla2x00_alloc_work(vha, QLA_EVT_AENFX);
5269 if (!e)
5270 return QLA_FUNCTION_FAILED;
5271
5272 e->u.aenfx.evtcode = evtcode;
5273 e->u.aenfx.count = cnt;
5274 memcpy(e->u.aenfx.mbx, data, sizeof(*data) * cnt);
5275 return qla2x00_post_work(vha, e);
5276}
5277
5278void qla24xx_sched_upd_fcport(fc_port_t *fcport)
5279{
5280 unsigned long flags;
5281
5282 if (IS_SW_RESV_ADDR(fcport->d_id))
5283 return;
5284
5285 spin_lock_irqsave(&fcport->vha->work_lock, flags);
5286 if (fcport->disc_state == DSC_UPD_FCPORT) {
5287 spin_unlock_irqrestore(&fcport->vha->work_lock, flags);
5288 return;
5289 }
5290 fcport->jiffies_at_registration = jiffies;
5291 fcport->sec_since_registration = 0;
5292 fcport->next_disc_state = DSC_DELETED;
5293 qla2x00_set_fcport_disc_state(fcport, DSC_UPD_FCPORT);
5294 spin_unlock_irqrestore(&fcport->vha->work_lock, flags);
5295
5296 queue_work(system_unbound_wq, &fcport->reg_work);
5297}
5298
5299static
5300void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e)
5301{
5302 unsigned long flags;
5303 fc_port_t *fcport = NULL, *tfcp;
5304 struct qlt_plogi_ack_t *pla =
5305 (struct qlt_plogi_ack_t *)e->u.new_sess.pla;
5306 uint8_t free_fcport = 0;
5307
5308 ql_dbg(ql_dbg_disc, vha, 0xffff,
5309 "%s %d %8phC enter\n",
5310 __func__, __LINE__, e->u.new_sess.port_name);
5311
5312 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
5313 fcport = qla2x00_find_fcport_by_wwpn(vha, e->u.new_sess.port_name, 1);
5314 if (fcport) {
5315 fcport->d_id = e->u.new_sess.id;
5316 if (pla) {
5317 fcport->fw_login_state = DSC_LS_PLOGI_PEND;
5318 memcpy(fcport->node_name,
5319 pla->iocb.u.isp24.u.plogi.node_name,
5320 WWN_SIZE);
5321 qlt_plogi_ack_link(vha, pla, fcport, QLT_PLOGI_LINK_SAME_WWN);
5322 /* we took an extra ref_count to prevent PLOGI ACK when
5323 * fcport/sess has not been created.
5324 */
5325 pla->ref_count--;
5326 }
5327 } else {
5328 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
5329 fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
5330 if (fcport) {
5331 fcport->d_id = e->u.new_sess.id;
5332 fcport->flags |= FCF_FABRIC_DEVICE;
5333 fcport->fw_login_state = DSC_LS_PLOGI_PEND;
5334 fcport->tgt_short_link_down_cnt = 0;
5335
5336 memcpy(fcport->port_name, e->u.new_sess.port_name,
5337 WWN_SIZE);
5338
5339 fcport->fc4_type = e->u.new_sess.fc4_type;
5340 if (NVME_PRIORITY(vha->hw, fcport))
5341 fcport->do_prli_nvme = 1;
5342 else
5343 fcport->do_prli_nvme = 0;
5344
5345 if (e->u.new_sess.fc4_type & FS_FCP_IS_N2N) {
5346 fcport->dm_login_expire = jiffies +
5347 QLA_N2N_WAIT_TIME * HZ;
5348 fcport->fc4_type = FS_FC4TYPE_FCP;
5349 fcport->n2n_flag = 1;
5350 if (vha->flags.nvme_enabled)
5351 fcport->fc4_type |= FS_FC4TYPE_NVME;
5352 }
5353
5354 } else {
5355 ql_dbg(ql_dbg_disc, vha, 0xffff,
5356 "%s %8phC mem alloc fail.\n",
5357 __func__, e->u.new_sess.port_name);
5358
5359 if (pla) {
5360 list_del(&pla->list);
5361 kmem_cache_free(qla_tgt_plogi_cachep, pla);
5362 }
5363 return;
5364 }
5365
5366 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
5367 /* search again to make sure no one else got ahead */
5368 tfcp = qla2x00_find_fcport_by_wwpn(vha,
5369 e->u.new_sess.port_name, 1);
5370 if (tfcp) {
5371 /* should rarily happen */
5372 ql_dbg(ql_dbg_disc, vha, 0xffff,
5373 "%s %8phC found existing fcport b4 add. DS %d LS %d\n",
5374 __func__, tfcp->port_name, tfcp->disc_state,
5375 tfcp->fw_login_state);
5376
5377 free_fcport = 1;
5378 } else {
5379 list_add_tail(&fcport->list, &vha->vp_fcports);
5380
5381 }
5382 if (pla) {
5383 qlt_plogi_ack_link(vha, pla, fcport,
5384 QLT_PLOGI_LINK_SAME_WWN);
5385 pla->ref_count--;
5386 }
5387 }
5388 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
5389
5390 if (fcport) {
5391 fcport->id_changed = 1;
5392 fcport->scan_state = QLA_FCPORT_FOUND;
5393 fcport->chip_reset = vha->hw->base_qpair->chip_reset;
5394 memcpy(fcport->node_name, e->u.new_sess.node_name, WWN_SIZE);
5395
5396 if (pla) {
5397 if (pla->iocb.u.isp24.status_subcode == ELS_PRLI) {
5398 u16 wd3_lo;
5399
5400 fcport->fw_login_state = DSC_LS_PRLI_PEND;
5401 fcport->local = 0;
5402 fcport->loop_id =
5403 le16_to_cpu(
5404 pla->iocb.u.isp24.nport_handle);
5405 fcport->fw_login_state = DSC_LS_PRLI_PEND;
5406 wd3_lo =
5407 le16_to_cpu(
5408 pla->iocb.u.isp24.u.prli.wd3_lo);
5409
5410 if (wd3_lo & BIT_7)
5411 fcport->conf_compl_supported = 1;
5412
5413 if ((wd3_lo & BIT_4) == 0)
5414 fcport->port_type = FCT_INITIATOR;
5415 else
5416 fcport->port_type = FCT_TARGET;
5417 }
5418 qlt_plogi_ack_unref(vha, pla);
5419 } else {
5420 fc_port_t *dfcp = NULL;
5421
5422 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
5423 tfcp = qla2x00_find_fcport_by_nportid(vha,
5424 &e->u.new_sess.id, 1);
5425 if (tfcp && (tfcp != fcport)) {
5426 /*
5427 * We have a conflict fcport with same NportID.
5428 */
5429 ql_dbg(ql_dbg_disc, vha, 0xffff,
5430 "%s %8phC found conflict b4 add. DS %d LS %d\n",
5431 __func__, tfcp->port_name, tfcp->disc_state,
5432 tfcp->fw_login_state);
5433
5434 switch (tfcp->disc_state) {
5435 case DSC_DELETED:
5436 break;
5437 case DSC_DELETE_PEND:
5438 fcport->login_pause = 1;
5439 tfcp->conflict = fcport;
5440 break;
5441 default:
5442 fcport->login_pause = 1;
5443 tfcp->conflict = fcport;
5444 dfcp = tfcp;
5445 break;
5446 }
5447 }
5448 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
5449 if (dfcp)
5450 qlt_schedule_sess_for_deletion(tfcp);
5451
5452 if (N2N_TOPO(vha->hw)) {
5453 fcport->flags &= ~FCF_FABRIC_DEVICE;
5454 fcport->keep_nport_handle = 1;
5455 if (vha->flags.nvme_enabled) {
5456 fcport->fc4_type =
5457 (FS_FC4TYPE_NVME | FS_FC4TYPE_FCP);
5458 fcport->n2n_flag = 1;
5459 }
5460 fcport->fw_login_state = 0;
5461
5462 schedule_delayed_work(&vha->scan.scan_work, 5);
5463 } else {
5464 qla24xx_fcport_handle_login(vha, fcport);
5465 }
5466 }
5467 }
5468
5469 if (free_fcport) {
5470 qla2x00_free_fcport(fcport);
5471 if (pla) {
5472 list_del(&pla->list);
5473 kmem_cache_free(qla_tgt_plogi_cachep, pla);
5474 }
5475 }
5476}
5477
5478static void qla_sp_retry(struct scsi_qla_host *vha, struct qla_work_evt *e)
5479{
5480 struct srb *sp = e->u.iosb.sp;
5481 int rval;
5482
5483 rval = qla2x00_start_sp(sp);
5484 if (rval != QLA_SUCCESS) {
5485 ql_dbg(ql_dbg_disc, vha, 0x2043,
5486 "%s: %s: Re-issue IOCB failed (%d).\n",
5487 __func__, sp->name, rval);
5488 qla24xx_sp_unmap(vha, sp);
5489 }
5490}
5491
5492void
5493qla2x00_do_work(struct scsi_qla_host *vha)
5494{
5495 struct qla_work_evt *e, *tmp;
5496 unsigned long flags;
5497 LIST_HEAD(work);
5498 int rc;
5499
5500 spin_lock_irqsave(&vha->work_lock, flags);
5501 list_splice_init(&vha->work_list, &work);
5502 spin_unlock_irqrestore(&vha->work_lock, flags);
5503
5504 list_for_each_entry_safe(e, tmp, &work, list) {
5505 rc = QLA_SUCCESS;
5506 switch (e->type) {
5507 case QLA_EVT_AEN:
5508 fc_host_post_event(vha->host, fc_get_event_number(),
5509 e->u.aen.code, e->u.aen.data);
5510 break;
5511 case QLA_EVT_IDC_ACK:
5512 qla81xx_idc_ack(vha, e->u.idc_ack.mb);
5513 break;
5514 case QLA_EVT_ASYNC_LOGIN:
5515 qla2x00_async_login(vha, e->u.logio.fcport,
5516 e->u.logio.data);
5517 break;
5518 case QLA_EVT_ASYNC_LOGOUT:
5519 rc = qla2x00_async_logout(vha, e->u.logio.fcport);
5520 break;
5521 case QLA_EVT_ASYNC_ADISC:
5522 qla2x00_async_adisc(vha, e->u.logio.fcport,
5523 e->u.logio.data);
5524 break;
5525 case QLA_EVT_UEVENT:
5526 qla2x00_uevent_emit(vha, e->u.uevent.code);
5527 break;
5528 case QLA_EVT_AENFX:
5529 qlafx00_process_aen(vha, e);
5530 break;
5531 case QLA_EVT_UNMAP:
5532 qla24xx_sp_unmap(vha, e->u.iosb.sp);
5533 break;
5534 case QLA_EVT_RELOGIN:
5535 qla2x00_relogin(vha);
5536 break;
5537 case QLA_EVT_NEW_SESS:
5538 qla24xx_create_new_sess(vha, e);
5539 break;
5540 case QLA_EVT_GPDB:
5541 qla24xx_async_gpdb(vha, e->u.fcport.fcport,
5542 e->u.fcport.opt);
5543 break;
5544 case QLA_EVT_PRLI:
5545 qla24xx_async_prli(vha, e->u.fcport.fcport);
5546 break;
5547 case QLA_EVT_GPSC:
5548 qla24xx_async_gpsc(vha, e->u.fcport.fcport);
5549 break;
5550 case QLA_EVT_GNL:
5551 qla24xx_async_gnl(vha, e->u.fcport.fcport);
5552 break;
5553 case QLA_EVT_NACK:
5554 qla24xx_do_nack_work(vha, e);
5555 break;
5556 case QLA_EVT_ASYNC_PRLO:
5557 rc = qla2x00_async_prlo(vha, e->u.logio.fcport);
5558 break;
5559 case QLA_EVT_ASYNC_PRLO_DONE:
5560 qla2x00_async_prlo_done(vha, e->u.logio.fcport,
5561 e->u.logio.data);
5562 break;
5563 case QLA_EVT_SCAN_CMD:
5564 qla_fab_async_scan(vha, e->u.iosb.sp);
5565 break;
5566 case QLA_EVT_SCAN_FINISH:
5567 qla_fab_scan_finish(vha, e->u.iosb.sp);
5568 break;
5569 case QLA_EVT_GFPNID:
5570 qla24xx_async_gfpnid(vha, e->u.fcport.fcport);
5571 break;
5572 case QLA_EVT_SP_RETRY:
5573 qla_sp_retry(vha, e);
5574 break;
5575 case QLA_EVT_IIDMA:
5576 qla_do_iidma_work(vha, e->u.fcport.fcport);
5577 break;
5578 case QLA_EVT_ELS_PLOGI:
5579 qla24xx_els_dcmd2_iocb(vha, ELS_DCMD_PLOGI,
5580 e->u.fcport.fcport);
5581 break;
5582 case QLA_EVT_SA_REPLACE:
5583 rc = qla24xx_issue_sa_replace_iocb(vha, e);
5584 break;
5585 }
5586
5587 if (rc == EAGAIN) {
5588 /* put 'work' at head of 'vha->work_list' */
5589 spin_lock_irqsave(&vha->work_lock, flags);
5590 list_splice(&work, &vha->work_list);
5591 spin_unlock_irqrestore(&vha->work_lock, flags);
5592 break;
5593 }
5594 list_del_init(&e->list);
5595 if (e->flags & QLA_EVT_FLAG_FREE)
5596 kfree(e);
5597
5598 /* For each work completed decrement vha ref count */
5599 QLA_VHA_MARK_NOT_BUSY(vha);
5600 }
5601}
5602
5603int qla24xx_post_relogin_work(struct scsi_qla_host *vha)
5604{
5605 struct qla_work_evt *e;
5606
5607 e = qla2x00_alloc_work(vha, QLA_EVT_RELOGIN);
5608
5609 if (!e) {
5610 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
5611 return QLA_FUNCTION_FAILED;
5612 }
5613
5614 return qla2x00_post_work(vha, e);
5615}
5616
5617/* Relogins all the fcports of a vport
5618 * Context: dpc thread
5619 */
5620void qla2x00_relogin(struct scsi_qla_host *vha)
5621{
5622 fc_port_t *fcport;
5623 int status, relogin_needed = 0;
5624 struct event_arg ea;
5625
5626 list_for_each_entry(fcport, &vha->vp_fcports, list) {
5627 /*
5628 * If the port is not ONLINE then try to login
5629 * to it if we haven't run out of retries.
5630 */
5631 if (atomic_read(&fcport->state) != FCS_ONLINE &&
5632 fcport->login_retry) {
5633 if (fcport->scan_state != QLA_FCPORT_FOUND ||
5634 fcport->disc_state == DSC_LOGIN_AUTH_PEND ||
5635 fcport->disc_state == DSC_LOGIN_COMPLETE)
5636 continue;
5637
5638 if (fcport->flags & (FCF_ASYNC_SENT|FCF_ASYNC_ACTIVE) ||
5639 fcport->disc_state == DSC_DELETE_PEND) {
5640 relogin_needed = 1;
5641 } else {
5642 if (vha->hw->current_topology != ISP_CFG_NL) {
5643 memset(&ea, 0, sizeof(ea));
5644 ea.fcport = fcport;
5645 qla24xx_handle_relogin_event(vha, &ea);
5646 } else if (vha->hw->current_topology ==
5647 ISP_CFG_NL &&
5648 IS_QLA2XXX_MIDTYPE(vha->hw)) {
5649 (void)qla24xx_fcport_handle_login(vha,
5650 fcport);
5651 } else if (vha->hw->current_topology ==
5652 ISP_CFG_NL) {
5653 fcport->login_retry--;
5654 status =
5655 qla2x00_local_device_login(vha,
5656 fcport);
5657 if (status == QLA_SUCCESS) {
5658 fcport->old_loop_id =
5659 fcport->loop_id;
5660 ql_dbg(ql_dbg_disc, vha, 0x2003,
5661 "Port login OK: logged in ID 0x%x.\n",
5662 fcport->loop_id);
5663 qla2x00_update_fcport
5664 (vha, fcport);
5665 } else if (status == 1) {
5666 set_bit(RELOGIN_NEEDED,
5667 &vha->dpc_flags);
5668 /* retry the login again */
5669 ql_dbg(ql_dbg_disc, vha, 0x2007,
5670 "Retrying %d login again loop_id 0x%x.\n",
5671 fcport->login_retry,
5672 fcport->loop_id);
5673 } else {
5674 fcport->login_retry = 0;
5675 }
5676
5677 if (fcport->login_retry == 0 &&
5678 status != QLA_SUCCESS)
5679 qla2x00_clear_loop_id(fcport);
5680 }
5681 }
5682 }
5683 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
5684 break;
5685 }
5686
5687 if (relogin_needed)
5688 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
5689
5690 ql_dbg(ql_dbg_disc, vha, 0x400e,
5691 "Relogin end.\n");
5692}
5693
5694/* Schedule work on any of the dpc-workqueues */
5695void
5696qla83xx_schedule_work(scsi_qla_host_t *base_vha, int work_code)
5697{
5698 struct qla_hw_data *ha = base_vha->hw;
5699
5700 switch (work_code) {
5701 case MBA_IDC_AEN: /* 0x8200 */
5702 if (ha->dpc_lp_wq)
5703 queue_work(ha->dpc_lp_wq, &ha->idc_aen);
5704 break;
5705
5706 case QLA83XX_NIC_CORE_RESET: /* 0x1 */
5707 if (!ha->flags.nic_core_reset_hdlr_active) {
5708 if (ha->dpc_hp_wq)
5709 queue_work(ha->dpc_hp_wq, &ha->nic_core_reset);
5710 } else
5711 ql_dbg(ql_dbg_p3p, base_vha, 0xb05e,
5712 "NIC Core reset is already active. Skip "
5713 "scheduling it again.\n");
5714 break;
5715 case QLA83XX_IDC_STATE_HANDLER: /* 0x2 */
5716 if (ha->dpc_hp_wq)
5717 queue_work(ha->dpc_hp_wq, &ha->idc_state_handler);
5718 break;
5719 case QLA83XX_NIC_CORE_UNRECOVERABLE: /* 0x3 */
5720 if (ha->dpc_hp_wq)
5721 queue_work(ha->dpc_hp_wq, &ha->nic_core_unrecoverable);
5722 break;
5723 default:
5724 ql_log(ql_log_warn, base_vha, 0xb05f,
5725 "Unknown work-code=0x%x.\n", work_code);
5726 }
5727
5728 return;
5729}
5730
5731/* Work: Perform NIC Core Unrecoverable state handling */
5732void
5733qla83xx_nic_core_unrecoverable_work(struct work_struct *work)
5734{
5735 struct qla_hw_data *ha =
5736 container_of(work, struct qla_hw_data, nic_core_unrecoverable);
5737 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
5738 uint32_t dev_state = 0;
5739
5740 qla83xx_idc_lock(base_vha, 0);
5741 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
5742 qla83xx_reset_ownership(base_vha);
5743 if (ha->flags.nic_core_reset_owner) {
5744 ha->flags.nic_core_reset_owner = 0;
5745 qla83xx_wr_reg(base_vha, QLA83XX_IDC_DEV_STATE,
5746 QLA8XXX_DEV_FAILED);
5747 ql_log(ql_log_info, base_vha, 0xb060, "HW State: FAILED.\n");
5748 qla83xx_schedule_work(base_vha, QLA83XX_IDC_STATE_HANDLER);
5749 }
5750 qla83xx_idc_unlock(base_vha, 0);
5751}
5752
5753/* Work: Execute IDC state handler */
5754void
5755qla83xx_idc_state_handler_work(struct work_struct *work)
5756{
5757 struct qla_hw_data *ha =
5758 container_of(work, struct qla_hw_data, idc_state_handler);
5759 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
5760 uint32_t dev_state = 0;
5761
5762 qla83xx_idc_lock(base_vha, 0);
5763 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
5764 if (dev_state == QLA8XXX_DEV_FAILED ||
5765 dev_state == QLA8XXX_DEV_NEED_QUIESCENT)
5766 qla83xx_idc_state_handler(base_vha);
5767 qla83xx_idc_unlock(base_vha, 0);
5768}
5769
5770static int
5771qla83xx_check_nic_core_fw_alive(scsi_qla_host_t *base_vha)
5772{
5773 int rval = QLA_SUCCESS;
5774 unsigned long heart_beat_wait = jiffies + (1 * HZ);
5775 uint32_t heart_beat_counter1, heart_beat_counter2;
5776
5777 do {
5778 if (time_after(jiffies, heart_beat_wait)) {
5779 ql_dbg(ql_dbg_p3p, base_vha, 0xb07c,
5780 "Nic Core f/w is not alive.\n");
5781 rval = QLA_FUNCTION_FAILED;
5782 break;
5783 }
5784
5785 qla83xx_idc_lock(base_vha, 0);
5786 qla83xx_rd_reg(base_vha, QLA83XX_FW_HEARTBEAT,
5787 &heart_beat_counter1);
5788 qla83xx_idc_unlock(base_vha, 0);
5789 msleep(100);
5790 qla83xx_idc_lock(base_vha, 0);
5791 qla83xx_rd_reg(base_vha, QLA83XX_FW_HEARTBEAT,
5792 &heart_beat_counter2);
5793 qla83xx_idc_unlock(base_vha, 0);
5794 } while (heart_beat_counter1 == heart_beat_counter2);
5795
5796 return rval;
5797}
5798
5799/* Work: Perform NIC Core Reset handling */
5800void
5801qla83xx_nic_core_reset_work(struct work_struct *work)
5802{
5803 struct qla_hw_data *ha =
5804 container_of(work, struct qla_hw_data, nic_core_reset);
5805 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
5806 uint32_t dev_state = 0;
5807
5808 if (IS_QLA2031(ha)) {
5809 if (qla2xxx_mctp_dump(base_vha) != QLA_SUCCESS)
5810 ql_log(ql_log_warn, base_vha, 0xb081,
5811 "Failed to dump mctp\n");
5812 return;
5813 }
5814
5815 if (!ha->flags.nic_core_reset_hdlr_active) {
5816 if (qla83xx_check_nic_core_fw_alive(base_vha) == QLA_SUCCESS) {
5817 qla83xx_idc_lock(base_vha, 0);
5818 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE,
5819 &dev_state);
5820 qla83xx_idc_unlock(base_vha, 0);
5821 if (dev_state != QLA8XXX_DEV_NEED_RESET) {
5822 ql_dbg(ql_dbg_p3p, base_vha, 0xb07a,
5823 "Nic Core f/w is alive.\n");
5824 return;
5825 }
5826 }
5827
5828 ha->flags.nic_core_reset_hdlr_active = 1;
5829 if (qla83xx_nic_core_reset(base_vha)) {
5830 /* NIC Core reset failed. */
5831 ql_dbg(ql_dbg_p3p, base_vha, 0xb061,
5832 "NIC Core reset failed.\n");
5833 }
5834 ha->flags.nic_core_reset_hdlr_active = 0;
5835 }
5836}
5837
5838/* Work: Handle 8200 IDC aens */
5839void
5840qla83xx_service_idc_aen(struct work_struct *work)
5841{
5842 struct qla_hw_data *ha =
5843 container_of(work, struct qla_hw_data, idc_aen);
5844 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
5845 uint32_t dev_state, idc_control;
5846
5847 qla83xx_idc_lock(base_vha, 0);
5848 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
5849 qla83xx_rd_reg(base_vha, QLA83XX_IDC_CONTROL, &idc_control);
5850 qla83xx_idc_unlock(base_vha, 0);
5851 if (dev_state == QLA8XXX_DEV_NEED_RESET) {
5852 if (idc_control & QLA83XX_IDC_GRACEFUL_RESET) {
5853 ql_dbg(ql_dbg_p3p, base_vha, 0xb062,
5854 "Application requested NIC Core Reset.\n");
5855 qla83xx_schedule_work(base_vha, QLA83XX_NIC_CORE_RESET);
5856 } else if (qla83xx_check_nic_core_fw_alive(base_vha) ==
5857 QLA_SUCCESS) {
5858 ql_dbg(ql_dbg_p3p, base_vha, 0xb07b,
5859 "Other protocol driver requested NIC Core Reset.\n");
5860 qla83xx_schedule_work(base_vha, QLA83XX_NIC_CORE_RESET);
5861 }
5862 } else if (dev_state == QLA8XXX_DEV_FAILED ||
5863 dev_state == QLA8XXX_DEV_NEED_QUIESCENT) {
5864 qla83xx_schedule_work(base_vha, QLA83XX_IDC_STATE_HANDLER);
5865 }
5866}
5867
5868/*
5869 * Control the frequency of IDC lock retries
5870 */
5871#define QLA83XX_WAIT_LOGIC_MS 100
5872
5873static int
5874qla83xx_force_lock_recovery(scsi_qla_host_t *base_vha)
5875{
5876 int rval;
5877 uint32_t data;
5878 uint32_t idc_lck_rcvry_stage_mask = 0x3;
5879 uint32_t idc_lck_rcvry_owner_mask = 0x3c;
5880 struct qla_hw_data *ha = base_vha->hw;
5881
5882 ql_dbg(ql_dbg_p3p, base_vha, 0xb086,
5883 "Trying force recovery of the IDC lock.\n");
5884
5885 rval = qla83xx_rd_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, &data);
5886 if (rval)
5887 return rval;
5888
5889 if ((data & idc_lck_rcvry_stage_mask) > 0) {
5890 return QLA_SUCCESS;
5891 } else {
5892 data = (IDC_LOCK_RECOVERY_STAGE1) | (ha->portnum << 2);
5893 rval = qla83xx_wr_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY,
5894 data);
5895 if (rval)
5896 return rval;
5897
5898 msleep(200);
5899
5900 rval = qla83xx_rd_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY,
5901 &data);
5902 if (rval)
5903 return rval;
5904
5905 if (((data & idc_lck_rcvry_owner_mask) >> 2) == ha->portnum) {
5906 data &= (IDC_LOCK_RECOVERY_STAGE2 |
5907 ~(idc_lck_rcvry_stage_mask));
5908 rval = qla83xx_wr_reg(base_vha,
5909 QLA83XX_IDC_LOCK_RECOVERY, data);
5910 if (rval)
5911 return rval;
5912
5913 /* Forcefully perform IDC UnLock */
5914 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_UNLOCK,
5915 &data);
5916 if (rval)
5917 return rval;
5918 /* Clear lock-id by setting 0xff */
5919 rval = qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID,
5920 0xff);
5921 if (rval)
5922 return rval;
5923 /* Clear lock-recovery by setting 0x0 */
5924 rval = qla83xx_wr_reg(base_vha,
5925 QLA83XX_IDC_LOCK_RECOVERY, 0x0);
5926 if (rval)
5927 return rval;
5928 } else
5929 return QLA_SUCCESS;
5930 }
5931
5932 return rval;
5933}
5934
5935static int
5936qla83xx_idc_lock_recovery(scsi_qla_host_t *base_vha)
5937{
5938 int rval = QLA_SUCCESS;
5939 uint32_t o_drv_lockid, n_drv_lockid;
5940 unsigned long lock_recovery_timeout;
5941
5942 lock_recovery_timeout = jiffies + QLA83XX_MAX_LOCK_RECOVERY_WAIT;
5943retry_lockid:
5944 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &o_drv_lockid);
5945 if (rval)
5946 goto exit;
5947
5948 /* MAX wait time before forcing IDC Lock recovery = 2 secs */
5949 if (time_after_eq(jiffies, lock_recovery_timeout)) {
5950 if (qla83xx_force_lock_recovery(base_vha) == QLA_SUCCESS)
5951 return QLA_SUCCESS;
5952 else
5953 return QLA_FUNCTION_FAILED;
5954 }
5955
5956 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &n_drv_lockid);
5957 if (rval)
5958 goto exit;
5959
5960 if (o_drv_lockid == n_drv_lockid) {
5961 msleep(QLA83XX_WAIT_LOGIC_MS);
5962 goto retry_lockid;
5963 } else
5964 return QLA_SUCCESS;
5965
5966exit:
5967 return rval;
5968}
5969
5970/*
5971 * Context: task, can sleep
5972 */
5973void
5974qla83xx_idc_lock(scsi_qla_host_t *base_vha, uint16_t requester_id)
5975{
5976 uint32_t data;
5977 uint32_t lock_owner;
5978 struct qla_hw_data *ha = base_vha->hw;
5979
5980 might_sleep();
5981
5982 /* IDC-lock implementation using driver-lock/lock-id remote registers */
5983retry_lock:
5984 if (qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCK, &data)
5985 == QLA_SUCCESS) {
5986 if (data) {
5987 /* Setting lock-id to our function-number */
5988 qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID,
5989 ha->portnum);
5990 } else {
5991 qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID,
5992 &lock_owner);
5993 ql_dbg(ql_dbg_p3p, base_vha, 0xb063,
5994 "Failed to acquire IDC lock, acquired by %d, "
5995 "retrying...\n", lock_owner);
5996
5997 /* Retry/Perform IDC-Lock recovery */
5998 if (qla83xx_idc_lock_recovery(base_vha)
5999 == QLA_SUCCESS) {
6000 msleep(QLA83XX_WAIT_LOGIC_MS);
6001 goto retry_lock;
6002 } else
6003 ql_log(ql_log_warn, base_vha, 0xb075,
6004 "IDC Lock recovery FAILED.\n");
6005 }
6006
6007 }
6008
6009 return;
6010}
6011
6012static bool
6013qla25xx_rdp_rsp_reduce_size(struct scsi_qla_host *vha,
6014 struct purex_entry_24xx *purex)
6015{
6016 char fwstr[16];
6017 u32 sid = purex->s_id[2] << 16 | purex->s_id[1] << 8 | purex->s_id[0];
6018 struct port_database_24xx *pdb;
6019
6020 /* Domain Controller is always logged-out. */
6021 /* if RDP request is not from Domain Controller: */
6022 if (sid != 0xfffc01)
6023 return false;
6024
6025 ql_dbg(ql_dbg_init, vha, 0x0181, "%s: s_id=%#x\n", __func__, sid);
6026
6027 pdb = kzalloc(sizeof(*pdb), GFP_KERNEL);
6028 if (!pdb) {
6029 ql_dbg(ql_dbg_init, vha, 0x0181,
6030 "%s: Failed allocate pdb\n", __func__);
6031 } else if (qla24xx_get_port_database(vha,
6032 le16_to_cpu(purex->nport_handle), pdb)) {
6033 ql_dbg(ql_dbg_init, vha, 0x0181,
6034 "%s: Failed get pdb sid=%x\n", __func__, sid);
6035 } else if (pdb->current_login_state != PDS_PLOGI_COMPLETE &&
6036 pdb->current_login_state != PDS_PRLI_COMPLETE) {
6037 ql_dbg(ql_dbg_init, vha, 0x0181,
6038 "%s: Port not logged in sid=%#x\n", __func__, sid);
6039 } else {
6040 /* RDP request is from logged in port */
6041 kfree(pdb);
6042 return false;
6043 }
6044 kfree(pdb);
6045
6046 vha->hw->isp_ops->fw_version_str(vha, fwstr, sizeof(fwstr));
6047 fwstr[strcspn(fwstr, " ")] = 0;
6048 /* if FW version allows RDP response length upto 2048 bytes: */
6049 if (strcmp(fwstr, "8.09.00") > 0 || strcmp(fwstr, "8.05.65") == 0)
6050 return false;
6051
6052 ql_dbg(ql_dbg_init, vha, 0x0181, "%s: fw=%s\n", __func__, fwstr);
6053
6054 /* RDP response length is to be reduced to maximum 256 bytes */
6055 return true;
6056}
6057
6058/*
6059 * Function Name: qla24xx_process_purex_iocb
6060 *
6061 * Description:
6062 * Prepare a RDP response and send to Fabric switch
6063 *
6064 * PARAMETERS:
6065 * vha: SCSI qla host
6066 * purex: RDP request received by HBA
6067 */
6068void qla24xx_process_purex_rdp(struct scsi_qla_host *vha,
6069 struct purex_item *item)
6070{
6071 struct qla_hw_data *ha = vha->hw;
6072 struct purex_entry_24xx *purex =
6073 (struct purex_entry_24xx *)&item->iocb;
6074 dma_addr_t rsp_els_dma;
6075 dma_addr_t rsp_payload_dma;
6076 dma_addr_t stat_dma;
6077 dma_addr_t sfp_dma;
6078 struct els_entry_24xx *rsp_els = NULL;
6079 struct rdp_rsp_payload *rsp_payload = NULL;
6080 struct link_statistics *stat = NULL;
6081 uint8_t *sfp = NULL;
6082 uint16_t sfp_flags = 0;
6083 uint rsp_payload_length = sizeof(*rsp_payload);
6084 int rval;
6085
6086 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0180,
6087 "%s: Enter\n", __func__);
6088
6089 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0181,
6090 "-------- ELS REQ -------\n");
6091 ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0182,
6092 purex, sizeof(*purex));
6093
6094 if (qla25xx_rdp_rsp_reduce_size(vha, purex)) {
6095 rsp_payload_length =
6096 offsetof(typeof(*rsp_payload), optical_elmt_desc);
6097 ql_dbg(ql_dbg_init, vha, 0x0181,
6098 "Reducing RSP payload length to %u bytes...\n",
6099 rsp_payload_length);
6100 }
6101
6102 rsp_els = dma_alloc_coherent(&ha->pdev->dev, sizeof(*rsp_els),
6103 &rsp_els_dma, GFP_KERNEL);
6104 if (!rsp_els) {
6105 ql_log(ql_log_warn, vha, 0x0183,
6106 "Failed allocate dma buffer ELS RSP.\n");
6107 goto dealloc;
6108 }
6109
6110 rsp_payload = dma_alloc_coherent(&ha->pdev->dev, sizeof(*rsp_payload),
6111 &rsp_payload_dma, GFP_KERNEL);
6112 if (!rsp_payload) {
6113 ql_log(ql_log_warn, vha, 0x0184,
6114 "Failed allocate dma buffer ELS RSP payload.\n");
6115 goto dealloc;
6116 }
6117
6118 sfp = dma_alloc_coherent(&ha->pdev->dev, SFP_RTDI_LEN,
6119 &sfp_dma, GFP_KERNEL);
6120
6121 stat = dma_alloc_coherent(&ha->pdev->dev, sizeof(*stat),
6122 &stat_dma, GFP_KERNEL);
6123
6124 /* Prepare Response IOCB */
6125 rsp_els->entry_type = ELS_IOCB_TYPE;
6126 rsp_els->entry_count = 1;
6127 rsp_els->sys_define = 0;
6128 rsp_els->entry_status = 0;
6129 rsp_els->handle = 0;
6130 rsp_els->nport_handle = purex->nport_handle;
6131 rsp_els->tx_dsd_count = cpu_to_le16(1);
6132 rsp_els->vp_index = purex->vp_idx;
6133 rsp_els->sof_type = EST_SOFI3;
6134 rsp_els->rx_xchg_address = purex->rx_xchg_addr;
6135 rsp_els->rx_dsd_count = 0;
6136 rsp_els->opcode = purex->els_frame_payload[0];
6137
6138 rsp_els->d_id[0] = purex->s_id[0];
6139 rsp_els->d_id[1] = purex->s_id[1];
6140 rsp_els->d_id[2] = purex->s_id[2];
6141
6142 rsp_els->control_flags = cpu_to_le16(EPD_ELS_ACC);
6143 rsp_els->rx_byte_count = 0;
6144 rsp_els->tx_byte_count = cpu_to_le32(rsp_payload_length);
6145
6146 put_unaligned_le64(rsp_payload_dma, &rsp_els->tx_address);
6147 rsp_els->tx_len = rsp_els->tx_byte_count;
6148
6149 rsp_els->rx_address = 0;
6150 rsp_els->rx_len = 0;
6151
6152 /* Prepare Response Payload */
6153 rsp_payload->hdr.cmd = cpu_to_be32(0x2 << 24); /* LS_ACC */
6154 rsp_payload->hdr.len = cpu_to_be32(le32_to_cpu(rsp_els->tx_byte_count) -
6155 sizeof(rsp_payload->hdr));
6156
6157 /* Link service Request Info Descriptor */
6158 rsp_payload->ls_req_info_desc.desc_tag = cpu_to_be32(0x1);
6159 rsp_payload->ls_req_info_desc.desc_len =
6160 cpu_to_be32(RDP_DESC_LEN(rsp_payload->ls_req_info_desc));
6161 rsp_payload->ls_req_info_desc.req_payload_word_0 =
6162 cpu_to_be32p((uint32_t *)purex->els_frame_payload);
6163
6164 /* Link service Request Info Descriptor 2 */
6165 rsp_payload->ls_req_info_desc2.desc_tag = cpu_to_be32(0x1);
6166 rsp_payload->ls_req_info_desc2.desc_len =
6167 cpu_to_be32(RDP_DESC_LEN(rsp_payload->ls_req_info_desc2));
6168 rsp_payload->ls_req_info_desc2.req_payload_word_0 =
6169 cpu_to_be32p((uint32_t *)purex->els_frame_payload);
6170
6171
6172 rsp_payload->sfp_diag_desc.desc_tag = cpu_to_be32(0x10000);
6173 rsp_payload->sfp_diag_desc.desc_len =
6174 cpu_to_be32(RDP_DESC_LEN(rsp_payload->sfp_diag_desc));
6175
6176 if (sfp) {
6177 /* SFP Flags */
6178 memset(sfp, 0, SFP_RTDI_LEN);
6179 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 0x7, 2, 0);
6180 if (!rval) {
6181 /* SFP Flags bits 3-0: Port Tx Laser Type */
6182 if (sfp[0] & BIT_2 || sfp[1] & (BIT_6|BIT_5))
6183 sfp_flags |= BIT_0; /* short wave */
6184 else if (sfp[0] & BIT_1)
6185 sfp_flags |= BIT_1; /* long wave 1310nm */
6186 else if (sfp[1] & BIT_4)
6187 sfp_flags |= BIT_1|BIT_0; /* long wave 1550nm */
6188 }
6189
6190 /* SFP Type */
6191 memset(sfp, 0, SFP_RTDI_LEN);
6192 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 0x0, 1, 0);
6193 if (!rval) {
6194 sfp_flags |= BIT_4; /* optical */
6195 if (sfp[0] == 0x3)
6196 sfp_flags |= BIT_6; /* sfp+ */
6197 }
6198
6199 rsp_payload->sfp_diag_desc.sfp_flags = cpu_to_be16(sfp_flags);
6200
6201 /* SFP Diagnostics */
6202 memset(sfp, 0, SFP_RTDI_LEN);
6203 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa2, 0x60, 10, 0);
6204 if (!rval) {
6205 __be16 *trx = (__force __be16 *)sfp; /* already be16 */
6206 rsp_payload->sfp_diag_desc.temperature = trx[0];
6207 rsp_payload->sfp_diag_desc.vcc = trx[1];
6208 rsp_payload->sfp_diag_desc.tx_bias = trx[2];
6209 rsp_payload->sfp_diag_desc.tx_power = trx[3];
6210 rsp_payload->sfp_diag_desc.rx_power = trx[4];
6211 }
6212 }
6213
6214 /* Port Speed Descriptor */
6215 rsp_payload->port_speed_desc.desc_tag = cpu_to_be32(0x10001);
6216 rsp_payload->port_speed_desc.desc_len =
6217 cpu_to_be32(RDP_DESC_LEN(rsp_payload->port_speed_desc));
6218 rsp_payload->port_speed_desc.speed_capab = cpu_to_be16(
6219 qla25xx_fdmi_port_speed_capability(ha));
6220 rsp_payload->port_speed_desc.operating_speed = cpu_to_be16(
6221 qla25xx_fdmi_port_speed_currently(ha));
6222
6223 /* Link Error Status Descriptor */
6224 rsp_payload->ls_err_desc.desc_tag = cpu_to_be32(0x10002);
6225 rsp_payload->ls_err_desc.desc_len =
6226 cpu_to_be32(RDP_DESC_LEN(rsp_payload->ls_err_desc));
6227
6228 if (stat) {
6229 rval = qla24xx_get_isp_stats(vha, stat, stat_dma, 0);
6230 if (!rval) {
6231 rsp_payload->ls_err_desc.link_fail_cnt =
6232 cpu_to_be32(le32_to_cpu(stat->link_fail_cnt));
6233 rsp_payload->ls_err_desc.loss_sync_cnt =
6234 cpu_to_be32(le32_to_cpu(stat->loss_sync_cnt));
6235 rsp_payload->ls_err_desc.loss_sig_cnt =
6236 cpu_to_be32(le32_to_cpu(stat->loss_sig_cnt));
6237 rsp_payload->ls_err_desc.prim_seq_err_cnt =
6238 cpu_to_be32(le32_to_cpu(stat->prim_seq_err_cnt));
6239 rsp_payload->ls_err_desc.inval_xmit_word_cnt =
6240 cpu_to_be32(le32_to_cpu(stat->inval_xmit_word_cnt));
6241 rsp_payload->ls_err_desc.inval_crc_cnt =
6242 cpu_to_be32(le32_to_cpu(stat->inval_crc_cnt));
6243 rsp_payload->ls_err_desc.pn_port_phy_type |= BIT_6;
6244 }
6245 }
6246
6247 /* Portname Descriptor */
6248 rsp_payload->port_name_diag_desc.desc_tag = cpu_to_be32(0x10003);
6249 rsp_payload->port_name_diag_desc.desc_len =
6250 cpu_to_be32(RDP_DESC_LEN(rsp_payload->port_name_diag_desc));
6251 memcpy(rsp_payload->port_name_diag_desc.WWNN,
6252 vha->node_name,
6253 sizeof(rsp_payload->port_name_diag_desc.WWNN));
6254 memcpy(rsp_payload->port_name_diag_desc.WWPN,
6255 vha->port_name,
6256 sizeof(rsp_payload->port_name_diag_desc.WWPN));
6257
6258 /* F-Port Portname Descriptor */
6259 rsp_payload->port_name_direct_desc.desc_tag = cpu_to_be32(0x10003);
6260 rsp_payload->port_name_direct_desc.desc_len =
6261 cpu_to_be32(RDP_DESC_LEN(rsp_payload->port_name_direct_desc));
6262 memcpy(rsp_payload->port_name_direct_desc.WWNN,
6263 vha->fabric_node_name,
6264 sizeof(rsp_payload->port_name_direct_desc.WWNN));
6265 memcpy(rsp_payload->port_name_direct_desc.WWPN,
6266 vha->fabric_port_name,
6267 sizeof(rsp_payload->port_name_direct_desc.WWPN));
6268
6269 /* Bufer Credit Descriptor */
6270 rsp_payload->buffer_credit_desc.desc_tag = cpu_to_be32(0x10006);
6271 rsp_payload->buffer_credit_desc.desc_len =
6272 cpu_to_be32(RDP_DESC_LEN(rsp_payload->buffer_credit_desc));
6273 rsp_payload->buffer_credit_desc.fcport_b2b = 0;
6274 rsp_payload->buffer_credit_desc.attached_fcport_b2b = cpu_to_be32(0);
6275 rsp_payload->buffer_credit_desc.fcport_rtt = cpu_to_be32(0);
6276
6277 if (ha->flags.plogi_template_valid) {
6278 uint32_t tmp =
6279 be16_to_cpu(ha->plogi_els_payld.fl_csp.sp_bb_cred);
6280 rsp_payload->buffer_credit_desc.fcport_b2b = cpu_to_be32(tmp);
6281 }
6282
6283 if (rsp_payload_length < sizeof(*rsp_payload))
6284 goto send;
6285
6286 /* Optical Element Descriptor, Temperature */
6287 rsp_payload->optical_elmt_desc[0].desc_tag = cpu_to_be32(0x10007);
6288 rsp_payload->optical_elmt_desc[0].desc_len =
6289 cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc));
6290 /* Optical Element Descriptor, Voltage */
6291 rsp_payload->optical_elmt_desc[1].desc_tag = cpu_to_be32(0x10007);
6292 rsp_payload->optical_elmt_desc[1].desc_len =
6293 cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc));
6294 /* Optical Element Descriptor, Tx Bias Current */
6295 rsp_payload->optical_elmt_desc[2].desc_tag = cpu_to_be32(0x10007);
6296 rsp_payload->optical_elmt_desc[2].desc_len =
6297 cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc));
6298 /* Optical Element Descriptor, Tx Power */
6299 rsp_payload->optical_elmt_desc[3].desc_tag = cpu_to_be32(0x10007);
6300 rsp_payload->optical_elmt_desc[3].desc_len =
6301 cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc));
6302 /* Optical Element Descriptor, Rx Power */
6303 rsp_payload->optical_elmt_desc[4].desc_tag = cpu_to_be32(0x10007);
6304 rsp_payload->optical_elmt_desc[4].desc_len =
6305 cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc));
6306
6307 if (sfp) {
6308 memset(sfp, 0, SFP_RTDI_LEN);
6309 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa2, 0, 64, 0);
6310 if (!rval) {
6311 __be16 *trx = (__force __be16 *)sfp; /* already be16 */
6312
6313 /* Optical Element Descriptor, Temperature */
6314 rsp_payload->optical_elmt_desc[0].high_alarm = trx[0];
6315 rsp_payload->optical_elmt_desc[0].low_alarm = trx[1];
6316 rsp_payload->optical_elmt_desc[0].high_warn = trx[2];
6317 rsp_payload->optical_elmt_desc[0].low_warn = trx[3];
6318 rsp_payload->optical_elmt_desc[0].element_flags =
6319 cpu_to_be32(1 << 28);
6320
6321 /* Optical Element Descriptor, Voltage */
6322 rsp_payload->optical_elmt_desc[1].high_alarm = trx[4];
6323 rsp_payload->optical_elmt_desc[1].low_alarm = trx[5];
6324 rsp_payload->optical_elmt_desc[1].high_warn = trx[6];
6325 rsp_payload->optical_elmt_desc[1].low_warn = trx[7];
6326 rsp_payload->optical_elmt_desc[1].element_flags =
6327 cpu_to_be32(2 << 28);
6328
6329 /* Optical Element Descriptor, Tx Bias Current */
6330 rsp_payload->optical_elmt_desc[2].high_alarm = trx[8];
6331 rsp_payload->optical_elmt_desc[2].low_alarm = trx[9];
6332 rsp_payload->optical_elmt_desc[2].high_warn = trx[10];
6333 rsp_payload->optical_elmt_desc[2].low_warn = trx[11];
6334 rsp_payload->optical_elmt_desc[2].element_flags =
6335 cpu_to_be32(3 << 28);
6336
6337 /* Optical Element Descriptor, Tx Power */
6338 rsp_payload->optical_elmt_desc[3].high_alarm = trx[12];
6339 rsp_payload->optical_elmt_desc[3].low_alarm = trx[13];
6340 rsp_payload->optical_elmt_desc[3].high_warn = trx[14];
6341 rsp_payload->optical_elmt_desc[3].low_warn = trx[15];
6342 rsp_payload->optical_elmt_desc[3].element_flags =
6343 cpu_to_be32(4 << 28);
6344
6345 /* Optical Element Descriptor, Rx Power */
6346 rsp_payload->optical_elmt_desc[4].high_alarm = trx[16];
6347 rsp_payload->optical_elmt_desc[4].low_alarm = trx[17];
6348 rsp_payload->optical_elmt_desc[4].high_warn = trx[18];
6349 rsp_payload->optical_elmt_desc[4].low_warn = trx[19];
6350 rsp_payload->optical_elmt_desc[4].element_flags =
6351 cpu_to_be32(5 << 28);
6352 }
6353
6354 memset(sfp, 0, SFP_RTDI_LEN);
6355 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa2, 112, 64, 0);
6356 if (!rval) {
6357 /* Temperature high/low alarm/warning */
6358 rsp_payload->optical_elmt_desc[0].element_flags |=
6359 cpu_to_be32(
6360 (sfp[0] >> 7 & 1) << 3 |
6361 (sfp[0] >> 6 & 1) << 2 |
6362 (sfp[4] >> 7 & 1) << 1 |
6363 (sfp[4] >> 6 & 1) << 0);
6364
6365 /* Voltage high/low alarm/warning */
6366 rsp_payload->optical_elmt_desc[1].element_flags |=
6367 cpu_to_be32(
6368 (sfp[0] >> 5 & 1) << 3 |
6369 (sfp[0] >> 4 & 1) << 2 |
6370 (sfp[4] >> 5 & 1) << 1 |
6371 (sfp[4] >> 4 & 1) << 0);
6372
6373 /* Tx Bias Current high/low alarm/warning */
6374 rsp_payload->optical_elmt_desc[2].element_flags |=
6375 cpu_to_be32(
6376 (sfp[0] >> 3 & 1) << 3 |
6377 (sfp[0] >> 2 & 1) << 2 |
6378 (sfp[4] >> 3 & 1) << 1 |
6379 (sfp[4] >> 2 & 1) << 0);
6380
6381 /* Tx Power high/low alarm/warning */
6382 rsp_payload->optical_elmt_desc[3].element_flags |=
6383 cpu_to_be32(
6384 (sfp[0] >> 1 & 1) << 3 |
6385 (sfp[0] >> 0 & 1) << 2 |
6386 (sfp[4] >> 1 & 1) << 1 |
6387 (sfp[4] >> 0 & 1) << 0);
6388
6389 /* Rx Power high/low alarm/warning */
6390 rsp_payload->optical_elmt_desc[4].element_flags |=
6391 cpu_to_be32(
6392 (sfp[1] >> 7 & 1) << 3 |
6393 (sfp[1] >> 6 & 1) << 2 |
6394 (sfp[5] >> 7 & 1) << 1 |
6395 (sfp[5] >> 6 & 1) << 0);
6396 }
6397 }
6398
6399 /* Optical Product Data Descriptor */
6400 rsp_payload->optical_prod_desc.desc_tag = cpu_to_be32(0x10008);
6401 rsp_payload->optical_prod_desc.desc_len =
6402 cpu_to_be32(RDP_DESC_LEN(rsp_payload->optical_prod_desc));
6403
6404 if (sfp) {
6405 memset(sfp, 0, SFP_RTDI_LEN);
6406 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 20, 64, 0);
6407 if (!rval) {
6408 memcpy(rsp_payload->optical_prod_desc.vendor_name,
6409 sfp + 0,
6410 sizeof(rsp_payload->optical_prod_desc.vendor_name));
6411 memcpy(rsp_payload->optical_prod_desc.part_number,
6412 sfp + 20,
6413 sizeof(rsp_payload->optical_prod_desc.part_number));
6414 memcpy(rsp_payload->optical_prod_desc.revision,
6415 sfp + 36,
6416 sizeof(rsp_payload->optical_prod_desc.revision));
6417 memcpy(rsp_payload->optical_prod_desc.serial_number,
6418 sfp + 48,
6419 sizeof(rsp_payload->optical_prod_desc.serial_number));
6420 }
6421
6422 memset(sfp, 0, SFP_RTDI_LEN);
6423 rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 84, 8, 0);
6424 if (!rval) {
6425 memcpy(rsp_payload->optical_prod_desc.date,
6426 sfp + 0,
6427 sizeof(rsp_payload->optical_prod_desc.date));
6428 }
6429 }
6430
6431send:
6432 ql_dbg(ql_dbg_init, vha, 0x0183,
6433 "Sending ELS Response to RDP Request...\n");
6434 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0184,
6435 "-------- ELS RSP -------\n");
6436 ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0185,
6437 rsp_els, sizeof(*rsp_els));
6438 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0186,
6439 "-------- ELS RSP PAYLOAD -------\n");
6440 ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0187,
6441 rsp_payload, rsp_payload_length);
6442
6443 rval = qla2x00_issue_iocb(vha, rsp_els, rsp_els_dma, 0);
6444
6445 if (rval) {
6446 ql_log(ql_log_warn, vha, 0x0188,
6447 "%s: iocb failed to execute -> %x\n", __func__, rval);
6448 } else if (rsp_els->comp_status) {
6449 ql_log(ql_log_warn, vha, 0x0189,
6450 "%s: iocb failed to complete -> completion=%#x subcode=(%#x,%#x)\n",
6451 __func__, rsp_els->comp_status,
6452 rsp_els->error_subcode_1, rsp_els->error_subcode_2);
6453 } else {
6454 ql_dbg(ql_dbg_init, vha, 0x018a, "%s: done.\n", __func__);
6455 }
6456
6457dealloc:
6458 if (stat)
6459 dma_free_coherent(&ha->pdev->dev, sizeof(*stat),
6460 stat, stat_dma);
6461 if (sfp)
6462 dma_free_coherent(&ha->pdev->dev, SFP_RTDI_LEN,
6463 sfp, sfp_dma);
6464 if (rsp_payload)
6465 dma_free_coherent(&ha->pdev->dev, sizeof(*rsp_payload),
6466 rsp_payload, rsp_payload_dma);
6467 if (rsp_els)
6468 dma_free_coherent(&ha->pdev->dev, sizeof(*rsp_els),
6469 rsp_els, rsp_els_dma);
6470}
6471
6472void
6473qla24xx_free_purex_item(struct purex_item *item)
6474{
6475 if (item == &item->vha->default_item)
6476 memset(&item->vha->default_item, 0, sizeof(struct purex_item));
6477 else
6478 kfree(item);
6479}
6480
6481void qla24xx_process_purex_list(struct purex_list *list)
6482{
6483 struct list_head head = LIST_HEAD_INIT(head);
6484 struct purex_item *item, *next;
6485 ulong flags;
6486
6487 spin_lock_irqsave(&list->lock, flags);
6488 list_splice_init(&list->head, &head);
6489 spin_unlock_irqrestore(&list->lock, flags);
6490
6491 list_for_each_entry_safe(item, next, &head, list) {
6492 list_del(&item->list);
6493 item->process_item(item->vha, item);
6494 qla24xx_free_purex_item(item);
6495 }
6496}
6497
6498/*
6499 * Context: task, can sleep
6500 */
6501void
6502qla83xx_idc_unlock(scsi_qla_host_t *base_vha, uint16_t requester_id)
6503{
6504#if 0
6505 uint16_t options = (requester_id << 15) | BIT_7;
6506#endif
6507 uint16_t retry;
6508 uint32_t data;
6509 struct qla_hw_data *ha = base_vha->hw;
6510
6511 might_sleep();
6512
6513 /* IDC-unlock implementation using driver-unlock/lock-id
6514 * remote registers
6515 */
6516 retry = 0;
6517retry_unlock:
6518 if (qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &data)
6519 == QLA_SUCCESS) {
6520 if (data == ha->portnum) {
6521 qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_UNLOCK, &data);
6522 /* Clearing lock-id by setting 0xff */
6523 qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID, 0xff);
6524 } else if (retry < 10) {
6525 /* SV: XXX: IDC unlock retrying needed here? */
6526
6527 /* Retry for IDC-unlock */
6528 msleep(QLA83XX_WAIT_LOGIC_MS);
6529 retry++;
6530 ql_dbg(ql_dbg_p3p, base_vha, 0xb064,
6531 "Failed to release IDC lock, retrying=%d\n", retry);
6532 goto retry_unlock;
6533 }
6534 } else if (retry < 10) {
6535 /* Retry for IDC-unlock */
6536 msleep(QLA83XX_WAIT_LOGIC_MS);
6537 retry++;
6538 ql_dbg(ql_dbg_p3p, base_vha, 0xb065,
6539 "Failed to read drv-lockid, retrying=%d\n", retry);
6540 goto retry_unlock;
6541 }
6542
6543 return;
6544
6545#if 0
6546 /* XXX: IDC-unlock implementation using access-control mbx */
6547 retry = 0;
6548retry_unlock2:
6549 if (qla83xx_access_control(base_vha, options, 0, 0, NULL)) {
6550 if (retry < 10) {
6551 /* Retry for IDC-unlock */
6552 msleep(QLA83XX_WAIT_LOGIC_MS);
6553 retry++;
6554 ql_dbg(ql_dbg_p3p, base_vha, 0xb066,
6555 "Failed to release IDC lock, retrying=%d\n", retry);
6556 goto retry_unlock2;
6557 }
6558 }
6559
6560 return;
6561#endif
6562}
6563
6564int
6565__qla83xx_set_drv_presence(scsi_qla_host_t *vha)
6566{
6567 int rval = QLA_SUCCESS;
6568 struct qla_hw_data *ha = vha->hw;
6569 uint32_t drv_presence;
6570
6571 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
6572 if (rval == QLA_SUCCESS) {
6573 drv_presence |= (1 << ha->portnum);
6574 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE,
6575 drv_presence);
6576 }
6577
6578 return rval;
6579}
6580
6581int
6582qla83xx_set_drv_presence(scsi_qla_host_t *vha)
6583{
6584 int rval = QLA_SUCCESS;
6585
6586 qla83xx_idc_lock(vha, 0);
6587 rval = __qla83xx_set_drv_presence(vha);
6588 qla83xx_idc_unlock(vha, 0);
6589
6590 return rval;
6591}
6592
6593int
6594__qla83xx_clear_drv_presence(scsi_qla_host_t *vha)
6595{
6596 int rval = QLA_SUCCESS;
6597 struct qla_hw_data *ha = vha->hw;
6598 uint32_t drv_presence;
6599
6600 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
6601 if (rval == QLA_SUCCESS) {
6602 drv_presence &= ~(1 << ha->portnum);
6603 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE,
6604 drv_presence);
6605 }
6606
6607 return rval;
6608}
6609
6610int
6611qla83xx_clear_drv_presence(scsi_qla_host_t *vha)
6612{
6613 int rval = QLA_SUCCESS;
6614
6615 qla83xx_idc_lock(vha, 0);
6616 rval = __qla83xx_clear_drv_presence(vha);
6617 qla83xx_idc_unlock(vha, 0);
6618
6619 return rval;
6620}
6621
6622static void
6623qla83xx_need_reset_handler(scsi_qla_host_t *vha)
6624{
6625 struct qla_hw_data *ha = vha->hw;
6626 uint32_t drv_ack, drv_presence;
6627 unsigned long ack_timeout;
6628
6629 /* Wait for IDC ACK from all functions (DRV-ACK == DRV-PRESENCE) */
6630 ack_timeout = jiffies + (ha->fcoe_reset_timeout * HZ);
6631 while (1) {
6632 qla83xx_rd_reg(vha, QLA83XX_IDC_DRIVER_ACK, &drv_ack);
6633 qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
6634 if ((drv_ack & drv_presence) == drv_presence)
6635 break;
6636
6637 if (time_after_eq(jiffies, ack_timeout)) {
6638 ql_log(ql_log_warn, vha, 0xb067,
6639 "RESET ACK TIMEOUT! drv_presence=0x%x "
6640 "drv_ack=0x%x\n", drv_presence, drv_ack);
6641 /*
6642 * The function(s) which did not ack in time are forced
6643 * to withdraw any further participation in the IDC
6644 * reset.
6645 */
6646 if (drv_ack != drv_presence)
6647 qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE,
6648 drv_ack);
6649 break;
6650 }
6651
6652 qla83xx_idc_unlock(vha, 0);
6653 msleep(1000);
6654 qla83xx_idc_lock(vha, 0);
6655 }
6656
6657 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_COLD);
6658 ql_log(ql_log_info, vha, 0xb068, "HW State: COLD/RE-INIT.\n");
6659}
6660
6661static int
6662qla83xx_device_bootstrap(scsi_qla_host_t *vha)
6663{
6664 int rval = QLA_SUCCESS;
6665 uint32_t idc_control;
6666
6667 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_INITIALIZING);
6668 ql_log(ql_log_info, vha, 0xb069, "HW State: INITIALIZING.\n");
6669
6670 /* Clearing IDC-Control Graceful-Reset Bit before resetting f/w */
6671 __qla83xx_get_idc_control(vha, &idc_control);
6672 idc_control &= ~QLA83XX_IDC_GRACEFUL_RESET;
6673 __qla83xx_set_idc_control(vha, 0);
6674
6675 qla83xx_idc_unlock(vha, 0);
6676 rval = qla83xx_restart_nic_firmware(vha);
6677 qla83xx_idc_lock(vha, 0);
6678
6679 if (rval != QLA_SUCCESS) {
6680 ql_log(ql_log_fatal, vha, 0xb06a,
6681 "Failed to restart NIC f/w.\n");
6682 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_FAILED);
6683 ql_log(ql_log_info, vha, 0xb06b, "HW State: FAILED.\n");
6684 } else {
6685 ql_dbg(ql_dbg_p3p, vha, 0xb06c,
6686 "Success in restarting nic f/w.\n");
6687 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_READY);
6688 ql_log(ql_log_info, vha, 0xb06d, "HW State: READY.\n");
6689 }
6690
6691 return rval;
6692}
6693
6694/* Assumes idc_lock always held on entry */
6695int
6696qla83xx_idc_state_handler(scsi_qla_host_t *base_vha)
6697{
6698 struct qla_hw_data *ha = base_vha->hw;
6699 int rval = QLA_SUCCESS;
6700 unsigned long dev_init_timeout;
6701 uint32_t dev_state;
6702
6703 /* Wait for MAX-INIT-TIMEOUT for the device to go ready */
6704 dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ);
6705
6706 while (1) {
6707
6708 if (time_after_eq(jiffies, dev_init_timeout)) {
6709 ql_log(ql_log_warn, base_vha, 0xb06e,
6710 "Initialization TIMEOUT!\n");
6711 /* Init timeout. Disable further NIC Core
6712 * communication.
6713 */
6714 qla83xx_wr_reg(base_vha, QLA83XX_IDC_DEV_STATE,
6715 QLA8XXX_DEV_FAILED);
6716 ql_log(ql_log_info, base_vha, 0xb06f,
6717 "HW State: FAILED.\n");
6718 }
6719
6720 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
6721 switch (dev_state) {
6722 case QLA8XXX_DEV_READY:
6723 if (ha->flags.nic_core_reset_owner)
6724 qla83xx_idc_audit(base_vha,
6725 IDC_AUDIT_COMPLETION);
6726 ha->flags.nic_core_reset_owner = 0;
6727 ql_dbg(ql_dbg_p3p, base_vha, 0xb070,
6728 "Reset_owner reset by 0x%x.\n",
6729 ha->portnum);
6730 goto exit;
6731 case QLA8XXX_DEV_COLD:
6732 if (ha->flags.nic_core_reset_owner)
6733 rval = qla83xx_device_bootstrap(base_vha);
6734 else {
6735 /* Wait for AEN to change device-state */
6736 qla83xx_idc_unlock(base_vha, 0);
6737 msleep(1000);
6738 qla83xx_idc_lock(base_vha, 0);
6739 }
6740 break;
6741 case QLA8XXX_DEV_INITIALIZING:
6742 /* Wait for AEN to change device-state */
6743 qla83xx_idc_unlock(base_vha, 0);
6744 msleep(1000);
6745 qla83xx_idc_lock(base_vha, 0);
6746 break;
6747 case QLA8XXX_DEV_NEED_RESET:
6748 if (!ql2xdontresethba && ha->flags.nic_core_reset_owner)
6749 qla83xx_need_reset_handler(base_vha);
6750 else {
6751 /* Wait for AEN to change device-state */
6752 qla83xx_idc_unlock(base_vha, 0);
6753 msleep(1000);
6754 qla83xx_idc_lock(base_vha, 0);
6755 }
6756 /* reset timeout value after need reset handler */
6757 dev_init_timeout = jiffies +
6758 (ha->fcoe_dev_init_timeout * HZ);
6759 break;
6760 case QLA8XXX_DEV_NEED_QUIESCENT:
6761 /* XXX: DEBUG for now */
6762 qla83xx_idc_unlock(base_vha, 0);
6763 msleep(1000);
6764 qla83xx_idc_lock(base_vha, 0);
6765 break;
6766 case QLA8XXX_DEV_QUIESCENT:
6767 /* XXX: DEBUG for now */
6768 if (ha->flags.quiesce_owner)
6769 goto exit;
6770
6771 qla83xx_idc_unlock(base_vha, 0);
6772 msleep(1000);
6773 qla83xx_idc_lock(base_vha, 0);
6774 dev_init_timeout = jiffies +
6775 (ha->fcoe_dev_init_timeout * HZ);
6776 break;
6777 case QLA8XXX_DEV_FAILED:
6778 if (ha->flags.nic_core_reset_owner)
6779 qla83xx_idc_audit(base_vha,
6780 IDC_AUDIT_COMPLETION);
6781 ha->flags.nic_core_reset_owner = 0;
6782 __qla83xx_clear_drv_presence(base_vha);
6783 qla83xx_idc_unlock(base_vha, 0);
6784 qla8xxx_dev_failed_handler(base_vha);
6785 rval = QLA_FUNCTION_FAILED;
6786 qla83xx_idc_lock(base_vha, 0);
6787 goto exit;
6788 case QLA8XXX_BAD_VALUE:
6789 qla83xx_idc_unlock(base_vha, 0);
6790 msleep(1000);
6791 qla83xx_idc_lock(base_vha, 0);
6792 break;
6793 default:
6794 ql_log(ql_log_warn, base_vha, 0xb071,
6795 "Unknown Device State: %x.\n", dev_state);
6796 qla83xx_idc_unlock(base_vha, 0);
6797 qla8xxx_dev_failed_handler(base_vha);
6798 rval = QLA_FUNCTION_FAILED;
6799 qla83xx_idc_lock(base_vha, 0);
6800 goto exit;
6801 }
6802 }
6803
6804exit:
6805 return rval;
6806}
6807
6808void
6809qla2x00_disable_board_on_pci_error(struct work_struct *work)
6810{
6811 struct qla_hw_data *ha = container_of(work, struct qla_hw_data,
6812 board_disable);
6813 struct pci_dev *pdev = ha->pdev;
6814 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
6815
6816 ql_log(ql_log_warn, base_vha, 0x015b,
6817 "Disabling adapter.\n");
6818
6819 if (!atomic_read(&pdev->enable_cnt)) {
6820 ql_log(ql_log_info, base_vha, 0xfffc,
6821 "PCI device disabled, no action req for PCI error=%lx\n",
6822 base_vha->pci_flags);
6823 return;
6824 }
6825
6826 /*
6827 * if UNLOADING flag is already set, then continue unload,
6828 * where it was set first.
6829 */
6830 if (test_and_set_bit(UNLOADING, &base_vha->dpc_flags))
6831 return;
6832
6833 qla2x00_wait_for_sess_deletion(base_vha);
6834
6835 qla2x00_delete_all_vps(ha, base_vha);
6836
6837 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
6838
6839 qla2x00_dfs_remove(base_vha);
6840
6841 qla84xx_put_chip(base_vha);
6842
6843 if (base_vha->timer_active)
6844 qla2x00_stop_timer(base_vha);
6845
6846 base_vha->flags.online = 0;
6847
6848 qla2x00_destroy_deferred_work(ha);
6849
6850 /*
6851 * Do not try to stop beacon blink as it will issue a mailbox
6852 * command.
6853 */
6854 qla2x00_free_sysfs_attr(base_vha, false);
6855
6856 fc_remove_host(base_vha->host);
6857
6858 scsi_remove_host(base_vha->host);
6859
6860 base_vha->flags.init_done = 0;
6861 qla25xx_delete_queues(base_vha);
6862 qla2x00_free_fcports(base_vha);
6863 qla2x00_free_irqs(base_vha);
6864 qla2x00_mem_free(ha);
6865 qla82xx_md_free(base_vha);
6866 qla2x00_free_queues(ha);
6867
6868 qla2x00_unmap_iobases(ha);
6869
6870 pci_release_selected_regions(ha->pdev, ha->bars);
6871 pci_disable_device(pdev);
6872
6873 /*
6874 * Let qla2x00_remove_one cleanup qla_hw_data on device removal.
6875 */
6876}
6877
6878/**************************************************************************
6879* qla2x00_do_dpc
6880* This kernel thread is a task that is schedule by the interrupt handler
6881* to perform the background processing for interrupts.
6882*
6883* Notes:
6884* This task always run in the context of a kernel thread. It
6885* is kick-off by the driver's detect code and starts up
6886* up one per adapter. It immediately goes to sleep and waits for
6887* some fibre event. When either the interrupt handler or
6888* the timer routine detects a event it will one of the task
6889* bits then wake us up.
6890**************************************************************************/
6891static int
6892qla2x00_do_dpc(void *data)
6893{
6894 scsi_qla_host_t *base_vha;
6895 struct qla_hw_data *ha;
6896 uint32_t online;
6897 struct qla_qpair *qpair;
6898
6899 ha = (struct qla_hw_data *)data;
6900 base_vha = pci_get_drvdata(ha->pdev);
6901
6902 set_user_nice(current, MIN_NICE);
6903
6904 set_current_state(TASK_INTERRUPTIBLE);
6905 while (!kthread_should_stop()) {
6906 ql_dbg(ql_dbg_dpc, base_vha, 0x4000,
6907 "DPC handler sleeping.\n");
6908
6909 schedule();
6910
6911 if (test_and_clear_bit(DO_EEH_RECOVERY, &base_vha->dpc_flags))
6912 qla_pci_set_eeh_busy(base_vha);
6913
6914 if (!base_vha->flags.init_done || ha->flags.mbox_busy)
6915 goto end_loop;
6916
6917 if (ha->flags.eeh_busy) {
6918 ql_dbg(ql_dbg_dpc, base_vha, 0x4003,
6919 "eeh_busy=%d.\n", ha->flags.eeh_busy);
6920 goto end_loop;
6921 }
6922
6923 ha->dpc_active = 1;
6924
6925 ql_dbg(ql_dbg_dpc + ql_dbg_verbose, base_vha, 0x4001,
6926 "DPC handler waking up, dpc_flags=0x%lx.\n",
6927 base_vha->dpc_flags);
6928
6929 if (test_bit(UNLOADING, &base_vha->dpc_flags))
6930 break;
6931
6932 if (IS_P3P_TYPE(ha)) {
6933 if (IS_QLA8044(ha)) {
6934 if (test_and_clear_bit(ISP_UNRECOVERABLE,
6935 &base_vha->dpc_flags)) {
6936 qla8044_idc_lock(ha);
6937 qla8044_wr_direct(base_vha,
6938 QLA8044_CRB_DEV_STATE_INDEX,
6939 QLA8XXX_DEV_FAILED);
6940 qla8044_idc_unlock(ha);
6941 ql_log(ql_log_info, base_vha, 0x4004,
6942 "HW State: FAILED.\n");
6943 qla8044_device_state_handler(base_vha);
6944 continue;
6945 }
6946
6947 } else {
6948 if (test_and_clear_bit(ISP_UNRECOVERABLE,
6949 &base_vha->dpc_flags)) {
6950 qla82xx_idc_lock(ha);
6951 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
6952 QLA8XXX_DEV_FAILED);
6953 qla82xx_idc_unlock(ha);
6954 ql_log(ql_log_info, base_vha, 0x0151,
6955 "HW State: FAILED.\n");
6956 qla82xx_device_state_handler(base_vha);
6957 continue;
6958 }
6959 }
6960
6961 if (test_and_clear_bit(FCOE_CTX_RESET_NEEDED,
6962 &base_vha->dpc_flags)) {
6963
6964 ql_dbg(ql_dbg_dpc, base_vha, 0x4005,
6965 "FCoE context reset scheduled.\n");
6966 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
6967 &base_vha->dpc_flags))) {
6968 if (qla82xx_fcoe_ctx_reset(base_vha)) {
6969 /* FCoE-ctx reset failed.
6970 * Escalate to chip-reset
6971 */
6972 set_bit(ISP_ABORT_NEEDED,
6973 &base_vha->dpc_flags);
6974 }
6975 clear_bit(ABORT_ISP_ACTIVE,
6976 &base_vha->dpc_flags);
6977 }
6978
6979 ql_dbg(ql_dbg_dpc, base_vha, 0x4006,
6980 "FCoE context reset end.\n");
6981 }
6982 } else if (IS_QLAFX00(ha)) {
6983 if (test_and_clear_bit(ISP_UNRECOVERABLE,
6984 &base_vha->dpc_flags)) {
6985 ql_dbg(ql_dbg_dpc, base_vha, 0x4020,
6986 "Firmware Reset Recovery\n");
6987 if (qlafx00_reset_initialize(base_vha)) {
6988 /* Failed. Abort isp later. */
6989 if (!test_bit(UNLOADING,
6990 &base_vha->dpc_flags)) {
6991 set_bit(ISP_UNRECOVERABLE,
6992 &base_vha->dpc_flags);
6993 ql_dbg(ql_dbg_dpc, base_vha,
6994 0x4021,
6995 "Reset Recovery Failed\n");
6996 }
6997 }
6998 }
6999
7000 if (test_and_clear_bit(FX00_TARGET_SCAN,
7001 &base_vha->dpc_flags)) {
7002 ql_dbg(ql_dbg_dpc, base_vha, 0x4022,
7003 "ISPFx00 Target Scan scheduled\n");
7004 if (qlafx00_rescan_isp(base_vha)) {
7005 if (!test_bit(UNLOADING,
7006 &base_vha->dpc_flags))
7007 set_bit(ISP_UNRECOVERABLE,
7008 &base_vha->dpc_flags);
7009 ql_dbg(ql_dbg_dpc, base_vha, 0x401e,
7010 "ISPFx00 Target Scan Failed\n");
7011 }
7012 ql_dbg(ql_dbg_dpc, base_vha, 0x401f,
7013 "ISPFx00 Target Scan End\n");
7014 }
7015 if (test_and_clear_bit(FX00_HOST_INFO_RESEND,
7016 &base_vha->dpc_flags)) {
7017 ql_dbg(ql_dbg_dpc, base_vha, 0x4023,
7018 "ISPFx00 Host Info resend scheduled\n");
7019 qlafx00_fx_disc(base_vha,
7020 &base_vha->hw->mr.fcport,
7021 FXDISC_REG_HOST_INFO);
7022 }
7023 }
7024
7025 if (test_and_clear_bit(DETECT_SFP_CHANGE,
7026 &base_vha->dpc_flags)) {
7027 /* Semantic:
7028 * - NO-OP -- await next ISP-ABORT. Preferred method
7029 * to minimize disruptions that will occur
7030 * when a forced chip-reset occurs.
7031 * - Force -- ISP-ABORT scheduled.
7032 */
7033 /* set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); */
7034 }
7035
7036 if (test_and_clear_bit
7037 (ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
7038 !test_bit(UNLOADING, &base_vha->dpc_flags)) {
7039 bool do_reset = true;
7040
7041 switch (base_vha->qlini_mode) {
7042 case QLA2XXX_INI_MODE_ENABLED:
7043 break;
7044 case QLA2XXX_INI_MODE_DISABLED:
7045 if (!qla_tgt_mode_enabled(base_vha) &&
7046 !ha->flags.fw_started)
7047 do_reset = false;
7048 break;
7049 case QLA2XXX_INI_MODE_DUAL:
7050 if (!qla_dual_mode_enabled(base_vha) &&
7051 !ha->flags.fw_started)
7052 do_reset = false;
7053 break;
7054 default:
7055 break;
7056 }
7057
7058 if (do_reset && !(test_and_set_bit(ABORT_ISP_ACTIVE,
7059 &base_vha->dpc_flags))) {
7060 base_vha->flags.online = 1;
7061 ql_dbg(ql_dbg_dpc, base_vha, 0x4007,
7062 "ISP abort scheduled.\n");
7063 if (ha->isp_ops->abort_isp(base_vha)) {
7064 /* failed. retry later */
7065 set_bit(ISP_ABORT_NEEDED,
7066 &base_vha->dpc_flags);
7067 }
7068 clear_bit(ABORT_ISP_ACTIVE,
7069 &base_vha->dpc_flags);
7070 ql_dbg(ql_dbg_dpc, base_vha, 0x4008,
7071 "ISP abort end.\n");
7072 }
7073 }
7074
7075 if (test_bit(PROCESS_PUREX_IOCB, &base_vha->dpc_flags)) {
7076 if (atomic_read(&base_vha->loop_state) == LOOP_READY) {
7077 qla24xx_process_purex_list
7078 (&base_vha->purex_list);
7079 clear_bit(PROCESS_PUREX_IOCB,
7080 &base_vha->dpc_flags);
7081 }
7082 }
7083
7084 if (IS_QLAFX00(ha))
7085 goto loop_resync_check;
7086
7087 if (test_bit(ISP_QUIESCE_NEEDED, &base_vha->dpc_flags)) {
7088 ql_dbg(ql_dbg_dpc, base_vha, 0x4009,
7089 "Quiescence mode scheduled.\n");
7090 if (IS_P3P_TYPE(ha)) {
7091 if (IS_QLA82XX(ha))
7092 qla82xx_device_state_handler(base_vha);
7093 if (IS_QLA8044(ha))
7094 qla8044_device_state_handler(base_vha);
7095 clear_bit(ISP_QUIESCE_NEEDED,
7096 &base_vha->dpc_flags);
7097 if (!ha->flags.quiesce_owner) {
7098 qla2x00_perform_loop_resync(base_vha);
7099 if (IS_QLA82XX(ha)) {
7100 qla82xx_idc_lock(ha);
7101 qla82xx_clear_qsnt_ready(
7102 base_vha);
7103 qla82xx_idc_unlock(ha);
7104 } else if (IS_QLA8044(ha)) {
7105 qla8044_idc_lock(ha);
7106 qla8044_clear_qsnt_ready(
7107 base_vha);
7108 qla8044_idc_unlock(ha);
7109 }
7110 }
7111 } else {
7112 clear_bit(ISP_QUIESCE_NEEDED,
7113 &base_vha->dpc_flags);
7114 qla2x00_quiesce_io(base_vha);
7115 }
7116 ql_dbg(ql_dbg_dpc, base_vha, 0x400a,
7117 "Quiescence mode end.\n");
7118 }
7119
7120 if (test_and_clear_bit(RESET_MARKER_NEEDED,
7121 &base_vha->dpc_flags) &&
7122 (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) {
7123
7124 ql_dbg(ql_dbg_dpc, base_vha, 0x400b,
7125 "Reset marker scheduled.\n");
7126 qla2x00_rst_aen(base_vha);
7127 clear_bit(RESET_ACTIVE, &base_vha->dpc_flags);
7128 ql_dbg(ql_dbg_dpc, base_vha, 0x400c,
7129 "Reset marker end.\n");
7130 }
7131
7132 /* Retry each device up to login retry count */
7133 if (test_bit(RELOGIN_NEEDED, &base_vha->dpc_flags) &&
7134 !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) &&
7135 atomic_read(&base_vha->loop_state) != LOOP_DOWN) {
7136
7137 if (!base_vha->relogin_jif ||
7138 time_after_eq(jiffies, base_vha->relogin_jif)) {
7139 base_vha->relogin_jif = jiffies + HZ;
7140 clear_bit(RELOGIN_NEEDED, &base_vha->dpc_flags);
7141
7142 ql_dbg(ql_dbg_disc, base_vha, 0x400d,
7143 "Relogin scheduled.\n");
7144 qla24xx_post_relogin_work(base_vha);
7145 }
7146 }
7147loop_resync_check:
7148 if (!qla2x00_reset_active(base_vha) &&
7149 test_and_clear_bit(LOOP_RESYNC_NEEDED,
7150 &base_vha->dpc_flags)) {
7151 /*
7152 * Allow abort_isp to complete before moving on to scanning.
7153 */
7154 ql_dbg(ql_dbg_dpc, base_vha, 0x400f,
7155 "Loop resync scheduled.\n");
7156
7157 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE,
7158 &base_vha->dpc_flags))) {
7159
7160 qla2x00_loop_resync(base_vha);
7161
7162 clear_bit(LOOP_RESYNC_ACTIVE,
7163 &base_vha->dpc_flags);
7164 }
7165
7166 ql_dbg(ql_dbg_dpc, base_vha, 0x4010,
7167 "Loop resync end.\n");
7168 }
7169
7170 if (IS_QLAFX00(ha))
7171 goto intr_on_check;
7172
7173 if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) &&
7174 atomic_read(&base_vha->loop_state) == LOOP_READY) {
7175 clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags);
7176 qla2xxx_flash_npiv_conf(base_vha);
7177 }
7178
7179intr_on_check:
7180 if (!ha->interrupts_on)
7181 ha->isp_ops->enable_intrs(ha);
7182
7183 if (test_and_clear_bit(BEACON_BLINK_NEEDED,
7184 &base_vha->dpc_flags)) {
7185 if (ha->beacon_blink_led == 1)
7186 ha->isp_ops->beacon_blink(base_vha);
7187 }
7188
7189 /* qpair online check */
7190 if (test_and_clear_bit(QPAIR_ONLINE_CHECK_NEEDED,
7191 &base_vha->dpc_flags)) {
7192 if (ha->flags.eeh_busy ||
7193 ha->flags.pci_channel_io_perm_failure)
7194 online = 0;
7195 else
7196 online = 1;
7197
7198 mutex_lock(&ha->mq_lock);
7199 list_for_each_entry(qpair, &base_vha->qp_list,
7200 qp_list_elem)
7201 qpair->online = online;
7202 mutex_unlock(&ha->mq_lock);
7203 }
7204
7205 if (test_and_clear_bit(SET_ZIO_THRESHOLD_NEEDED,
7206 &base_vha->dpc_flags)) {
7207 u16 threshold = ha->nvme_last_rptd_aen + ha->last_zio_threshold;
7208
7209 if (threshold > ha->orig_fw_xcb_count)
7210 threshold = ha->orig_fw_xcb_count;
7211
7212 ql_log(ql_log_info, base_vha, 0xffffff,
7213 "SET ZIO Activity exchange threshold to %d.\n",
7214 threshold);
7215 if (qla27xx_set_zio_threshold(base_vha, threshold)) {
7216 ql_log(ql_log_info, base_vha, 0xffffff,
7217 "Unable to SET ZIO Activity exchange threshold to %d.\n",
7218 threshold);
7219 }
7220 }
7221
7222 if (!IS_QLAFX00(ha))
7223 qla2x00_do_dpc_all_vps(base_vha);
7224
7225 if (test_and_clear_bit(N2N_LINK_RESET,
7226 &base_vha->dpc_flags)) {
7227 qla2x00_lip_reset(base_vha);
7228 }
7229
7230 ha->dpc_active = 0;
7231end_loop:
7232 set_current_state(TASK_INTERRUPTIBLE);
7233 } /* End of while(1) */
7234 __set_current_state(TASK_RUNNING);
7235
7236 ql_dbg(ql_dbg_dpc, base_vha, 0x4011,
7237 "DPC handler exiting.\n");
7238
7239 /*
7240 * Make sure that nobody tries to wake us up again.
7241 */
7242 ha->dpc_active = 0;
7243
7244 /* Cleanup any residual CTX SRBs. */
7245 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
7246
7247 return 0;
7248}
7249
7250void
7251qla2xxx_wake_dpc(struct scsi_qla_host *vha)
7252{
7253 struct qla_hw_data *ha = vha->hw;
7254 struct task_struct *t = ha->dpc_thread;
7255
7256 if (!test_bit(UNLOADING, &vha->dpc_flags) && t)
7257 wake_up_process(t);
7258}
7259
7260/*
7261* qla2x00_rst_aen
7262* Processes asynchronous reset.
7263*
7264* Input:
7265* ha = adapter block pointer.
7266*/
7267static void
7268qla2x00_rst_aen(scsi_qla_host_t *vha)
7269{
7270 if (vha->flags.online && !vha->flags.reset_active &&
7271 !atomic_read(&vha->loop_down_timer) &&
7272 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) {
7273 do {
7274 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
7275
7276 /*
7277 * Issue marker command only when we are going to start
7278 * the I/O.
7279 */
7280 vha->marker_needed = 1;
7281 } while (!atomic_read(&vha->loop_down_timer) &&
7282 (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)));
7283 }
7284}
7285
7286static bool qla_do_heartbeat(struct scsi_qla_host *vha)
7287{
7288 struct qla_hw_data *ha = vha->hw;
7289 u32 cmpl_cnt;
7290 u16 i;
7291 bool do_heartbeat = false;
7292
7293 /*
7294 * Allow do_heartbeat only if we don’t have any active interrupts,
7295 * but there are still IOs outstanding with firmware.
7296 */
7297 cmpl_cnt = ha->base_qpair->cmd_completion_cnt;
7298 if (cmpl_cnt == ha->base_qpair->prev_completion_cnt &&
7299 cmpl_cnt != ha->base_qpair->cmd_cnt) {
7300 do_heartbeat = true;
7301 goto skip;
7302 }
7303 ha->base_qpair->prev_completion_cnt = cmpl_cnt;
7304
7305 for (i = 0; i < ha->max_qpairs; i++) {
7306 if (ha->queue_pair_map[i]) {
7307 cmpl_cnt = ha->queue_pair_map[i]->cmd_completion_cnt;
7308 if (cmpl_cnt == ha->queue_pair_map[i]->prev_completion_cnt &&
7309 cmpl_cnt != ha->queue_pair_map[i]->cmd_cnt) {
7310 do_heartbeat = true;
7311 break;
7312 }
7313 ha->queue_pair_map[i]->prev_completion_cnt = cmpl_cnt;
7314 }
7315 }
7316
7317skip:
7318 return do_heartbeat;
7319}
7320
7321static void qla_heart_beat(struct scsi_qla_host *vha, u16 dpc_started)
7322{
7323 struct qla_hw_data *ha = vha->hw;
7324
7325 if (vha->vp_idx)
7326 return;
7327
7328 if (vha->hw->flags.eeh_busy || qla2x00_chip_is_down(vha))
7329 return;
7330
7331 /*
7332 * dpc thread cannot run if heartbeat is running at the same time.
7333 * We also do not want to starve heartbeat task. Therefore, do
7334 * heartbeat task at least once every 5 seconds.
7335 */
7336 if (dpc_started &&
7337 time_before(jiffies, ha->last_heartbeat_run_jiffies + 5 * HZ))
7338 return;
7339
7340 if (qla_do_heartbeat(vha)) {
7341 ha->last_heartbeat_run_jiffies = jiffies;
7342 queue_work(ha->wq, &ha->heartbeat_work);
7343 }
7344}
7345
7346static void qla_wind_down_chip(scsi_qla_host_t *vha)
7347{
7348 struct qla_hw_data *ha = vha->hw;
7349
7350 if (!ha->flags.eeh_busy)
7351 return;
7352 if (ha->pci_error_state)
7353 /* system is trying to recover */
7354 return;
7355
7356 /*
7357 * Current system is not handling PCIE error. At this point, this is
7358 * best effort to wind down the adapter.
7359 */
7360 if (time_after_eq(jiffies, ha->eeh_jif + ql2xdelay_before_pci_error_handling * HZ) &&
7361 !ha->flags.eeh_flush) {
7362 ql_log(ql_log_info, vha, 0x9009,
7363 "PCI Error detected, attempting to reset hardware.\n");
7364
7365 ha->isp_ops->reset_chip(vha);
7366 ha->isp_ops->disable_intrs(ha);
7367
7368 ha->flags.eeh_flush = EEH_FLUSH_RDY;
7369 ha->eeh_jif = jiffies;
7370
7371 } else if (ha->flags.eeh_flush == EEH_FLUSH_RDY &&
7372 time_after_eq(jiffies, ha->eeh_jif + 5 * HZ)) {
7373 pci_clear_master(ha->pdev);
7374
7375 /* flush all command */
7376 qla2x00_abort_isp_cleanup(vha);
7377 ha->flags.eeh_flush = EEH_FLUSH_DONE;
7378
7379 ql_log(ql_log_info, vha, 0x900a,
7380 "PCI Error handling complete, all IOs aborted.\n");
7381 }
7382}
7383
7384/**************************************************************************
7385* qla2x00_timer
7386*
7387* Description:
7388* One second timer
7389*
7390* Context: Interrupt
7391***************************************************************************/
7392void
7393qla2x00_timer(struct timer_list *t)
7394{
7395 scsi_qla_host_t *vha = from_timer(vha, t, timer);
7396 unsigned long cpu_flags = 0;
7397 int start_dpc = 0;
7398 int index;
7399 srb_t *sp;
7400 uint16_t w;
7401 struct qla_hw_data *ha = vha->hw;
7402 struct req_que *req;
7403 unsigned long flags;
7404 fc_port_t *fcport = NULL;
7405
7406 if (ha->flags.eeh_busy) {
7407 qla_wind_down_chip(vha);
7408
7409 ql_dbg(ql_dbg_timer, vha, 0x6000,
7410 "EEH = %d, restarting timer.\n",
7411 ha->flags.eeh_busy);
7412 qla2x00_restart_timer(vha, WATCH_INTERVAL);
7413 return;
7414 }
7415
7416 /*
7417 * Hardware read to raise pending EEH errors during mailbox waits. If
7418 * the read returns -1 then disable the board.
7419 */
7420 if (!pci_channel_offline(ha->pdev)) {
7421 pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
7422 qla2x00_check_reg16_for_disconnect(vha, w);
7423 }
7424
7425 /* Make sure qla82xx_watchdog is run only for physical port */
7426 if (!vha->vp_idx && IS_P3P_TYPE(ha)) {
7427 if (test_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags))
7428 start_dpc++;
7429 if (IS_QLA82XX(ha))
7430 qla82xx_watchdog(vha);
7431 else if (IS_QLA8044(ha))
7432 qla8044_watchdog(vha);
7433 }
7434
7435 if (!vha->vp_idx && IS_QLAFX00(ha))
7436 qlafx00_timer_routine(vha);
7437
7438 if (vha->link_down_time < QLA2XX_MAX_LINK_DOWN_TIME)
7439 vha->link_down_time++;
7440
7441 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
7442 list_for_each_entry(fcport, &vha->vp_fcports, list) {
7443 if (fcport->tgt_link_down_time < QLA2XX_MAX_LINK_DOWN_TIME)
7444 fcport->tgt_link_down_time++;
7445 }
7446 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
7447
7448 /* Loop down handler. */
7449 if (atomic_read(&vha->loop_down_timer) > 0 &&
7450 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) &&
7451 !(test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags))
7452 && vha->flags.online) {
7453
7454 if (atomic_read(&vha->loop_down_timer) ==
7455 vha->loop_down_abort_time) {
7456
7457 ql_log(ql_log_info, vha, 0x6008,
7458 "Loop down - aborting the queues before time expires.\n");
7459
7460 if (!IS_QLA2100(ha) && vha->link_down_timeout)
7461 atomic_set(&vha->loop_state, LOOP_DEAD);
7462
7463 /*
7464 * Schedule an ISP abort to return any FCP2-device
7465 * commands.
7466 */
7467 /* NPIV - scan physical port only */
7468 if (!vha->vp_idx) {
7469 spin_lock_irqsave(&ha->hardware_lock,
7470 cpu_flags);
7471 req = ha->req_q_map[0];
7472 for (index = 1;
7473 index < req->num_outstanding_cmds;
7474 index++) {
7475 fc_port_t *sfcp;
7476
7477 sp = req->outstanding_cmds[index];
7478 if (!sp)
7479 continue;
7480 if (sp->cmd_type != TYPE_SRB)
7481 continue;
7482 if (sp->type != SRB_SCSI_CMD)
7483 continue;
7484 sfcp = sp->fcport;
7485 if (!(sfcp->flags & FCF_FCP2_DEVICE))
7486 continue;
7487
7488 if (IS_QLA82XX(ha))
7489 set_bit(FCOE_CTX_RESET_NEEDED,
7490 &vha->dpc_flags);
7491 else
7492 set_bit(ISP_ABORT_NEEDED,
7493 &vha->dpc_flags);
7494 break;
7495 }
7496 spin_unlock_irqrestore(&ha->hardware_lock,
7497 cpu_flags);
7498 }
7499 start_dpc++;
7500 }
7501
7502 /* if the loop has been down for 4 minutes, reinit adapter */
7503 if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
7504 if (!(vha->device_flags & DFLG_NO_CABLE) && !vha->vp_idx) {
7505 ql_log(ql_log_warn, vha, 0x6009,
7506 "Loop down - aborting ISP.\n");
7507
7508 if (IS_QLA82XX(ha))
7509 set_bit(FCOE_CTX_RESET_NEEDED,
7510 &vha->dpc_flags);
7511 else
7512 set_bit(ISP_ABORT_NEEDED,
7513 &vha->dpc_flags);
7514 }
7515 }
7516 ql_dbg(ql_dbg_timer, vha, 0x600a,
7517 "Loop down - seconds remaining %d.\n",
7518 atomic_read(&vha->loop_down_timer));
7519 }
7520 /* Check if beacon LED needs to be blinked for physical host only */
7521 if (!vha->vp_idx && (ha->beacon_blink_led == 1)) {
7522 /* There is no beacon_blink function for ISP82xx */
7523 if (!IS_P3P_TYPE(ha)) {
7524 set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags);
7525 start_dpc++;
7526 }
7527 }
7528
7529 /* check if edif running */
7530 if (vha->hw->flags.edif_enabled)
7531 qla_edif_timer(vha);
7532
7533 /* Process any deferred work. */
7534 if (!list_empty(&vha->work_list)) {
7535 unsigned long flags;
7536 bool q = false;
7537
7538 spin_lock_irqsave(&vha->work_lock, flags);
7539 if (!test_and_set_bit(IOCB_WORK_ACTIVE, &vha->dpc_flags))
7540 q = true;
7541 spin_unlock_irqrestore(&vha->work_lock, flags);
7542 if (q)
7543 queue_work(vha->hw->wq, &vha->iocb_work);
7544 }
7545
7546 /*
7547 * FC-NVME
7548 * see if the active AEN count has changed from what was last reported.
7549 */
7550 index = atomic_read(&ha->nvme_active_aen_cnt);
7551 if (!vha->vp_idx &&
7552 (index != ha->nvme_last_rptd_aen) &&
7553 ha->zio_mode == QLA_ZIO_MODE_6 &&
7554 !ha->flags.host_shutting_down) {
7555 ha->nvme_last_rptd_aen = atomic_read(&ha->nvme_active_aen_cnt);
7556 ql_log(ql_log_info, vha, 0x3002,
7557 "nvme: Sched: Set ZIO exchange threshold to %d.\n",
7558 ha->nvme_last_rptd_aen);
7559 set_bit(SET_ZIO_THRESHOLD_NEEDED, &vha->dpc_flags);
7560 start_dpc++;
7561 }
7562
7563 if (!vha->vp_idx &&
7564 atomic_read(&ha->zio_threshold) != ha->last_zio_threshold &&
7565 IS_ZIO_THRESHOLD_CAPABLE(ha)) {
7566 ql_log(ql_log_info, vha, 0x3002,
7567 "Sched: Set ZIO exchange threshold to %d.\n",
7568 ha->last_zio_threshold);
7569 ha->last_zio_threshold = atomic_read(&ha->zio_threshold);
7570 set_bit(SET_ZIO_THRESHOLD_NEEDED, &vha->dpc_flags);
7571 start_dpc++;
7572 }
7573 qla_adjust_buf(vha);
7574
7575 /* borrowing w to signify dpc will run */
7576 w = 0;
7577 /* Schedule the DPC routine if needed */
7578 if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
7579 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
7580 start_dpc ||
7581 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) ||
7582 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) ||
7583 test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags) ||
7584 test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) ||
7585 test_bit(VP_DPC_NEEDED, &vha->dpc_flags) ||
7586 test_bit(RELOGIN_NEEDED, &vha->dpc_flags) ||
7587 test_bit(PROCESS_PUREX_IOCB, &vha->dpc_flags))) {
7588 ql_dbg(ql_dbg_timer, vha, 0x600b,
7589 "isp_abort_needed=%d loop_resync_needed=%d "
7590 "start_dpc=%d reset_marker_needed=%d",
7591 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags),
7592 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags),
7593 start_dpc, test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags));
7594 ql_dbg(ql_dbg_timer, vha, 0x600c,
7595 "beacon_blink_needed=%d isp_unrecoverable=%d "
7596 "fcoe_ctx_reset_needed=%d vp_dpc_needed=%d "
7597 "relogin_needed=%d, Process_purex_iocb=%d.\n",
7598 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags),
7599 test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags),
7600 test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags),
7601 test_bit(VP_DPC_NEEDED, &vha->dpc_flags),
7602 test_bit(RELOGIN_NEEDED, &vha->dpc_flags),
7603 test_bit(PROCESS_PUREX_IOCB, &vha->dpc_flags));
7604 qla2xxx_wake_dpc(vha);
7605 w = 1;
7606 }
7607
7608 qla_heart_beat(vha, w);
7609
7610 qla2x00_restart_timer(vha, WATCH_INTERVAL);
7611}
7612
7613/* Firmware interface routines. */
7614
7615#define FW_ISP21XX 0
7616#define FW_ISP22XX 1
7617#define FW_ISP2300 2
7618#define FW_ISP2322 3
7619#define FW_ISP24XX 4
7620#define FW_ISP25XX 5
7621#define FW_ISP81XX 6
7622#define FW_ISP82XX 7
7623#define FW_ISP2031 8
7624#define FW_ISP8031 9
7625#define FW_ISP27XX 10
7626#define FW_ISP28XX 11
7627
7628#define FW_FILE_ISP21XX "ql2100_fw.bin"
7629#define FW_FILE_ISP22XX "ql2200_fw.bin"
7630#define FW_FILE_ISP2300 "ql2300_fw.bin"
7631#define FW_FILE_ISP2322 "ql2322_fw.bin"
7632#define FW_FILE_ISP24XX "ql2400_fw.bin"
7633#define FW_FILE_ISP25XX "ql2500_fw.bin"
7634#define FW_FILE_ISP81XX "ql8100_fw.bin"
7635#define FW_FILE_ISP82XX "ql8200_fw.bin"
7636#define FW_FILE_ISP2031 "ql2600_fw.bin"
7637#define FW_FILE_ISP8031 "ql8300_fw.bin"
7638#define FW_FILE_ISP27XX "ql2700_fw.bin"
7639#define FW_FILE_ISP28XX "ql2800_fw.bin"
7640
7641
7642static DEFINE_MUTEX(qla_fw_lock);
7643
7644static struct fw_blob qla_fw_blobs[] = {
7645 { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, },
7646 { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, },
7647 { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, },
7648 { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, },
7649 { .name = FW_FILE_ISP24XX, },
7650 { .name = FW_FILE_ISP25XX, },
7651 { .name = FW_FILE_ISP81XX, },
7652 { .name = FW_FILE_ISP82XX, },
7653 { .name = FW_FILE_ISP2031, },
7654 { .name = FW_FILE_ISP8031, },
7655 { .name = FW_FILE_ISP27XX, },
7656 { .name = FW_FILE_ISP28XX, },
7657 { .name = NULL, },
7658};
7659
7660struct fw_blob *
7661qla2x00_request_firmware(scsi_qla_host_t *vha)
7662{
7663 struct qla_hw_data *ha = vha->hw;
7664 struct fw_blob *blob;
7665
7666 if (IS_QLA2100(ha)) {
7667 blob = &qla_fw_blobs[FW_ISP21XX];
7668 } else if (IS_QLA2200(ha)) {
7669 blob = &qla_fw_blobs[FW_ISP22XX];
7670 } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
7671 blob = &qla_fw_blobs[FW_ISP2300];
7672 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
7673 blob = &qla_fw_blobs[FW_ISP2322];
7674 } else if (IS_QLA24XX_TYPE(ha)) {
7675 blob = &qla_fw_blobs[FW_ISP24XX];
7676 } else if (IS_QLA25XX(ha)) {
7677 blob = &qla_fw_blobs[FW_ISP25XX];
7678 } else if (IS_QLA81XX(ha)) {
7679 blob = &qla_fw_blobs[FW_ISP81XX];
7680 } else if (IS_QLA82XX(ha)) {
7681 blob = &qla_fw_blobs[FW_ISP82XX];
7682 } else if (IS_QLA2031(ha)) {
7683 blob = &qla_fw_blobs[FW_ISP2031];
7684 } else if (IS_QLA8031(ha)) {
7685 blob = &qla_fw_blobs[FW_ISP8031];
7686 } else if (IS_QLA27XX(ha)) {
7687 blob = &qla_fw_blobs[FW_ISP27XX];
7688 } else if (IS_QLA28XX(ha)) {
7689 blob = &qla_fw_blobs[FW_ISP28XX];
7690 } else {
7691 return NULL;
7692 }
7693
7694 if (!blob->name)
7695 return NULL;
7696
7697 mutex_lock(&qla_fw_lock);
7698 if (blob->fw)
7699 goto out;
7700
7701 if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) {
7702 ql_log(ql_log_warn, vha, 0x0063,
7703 "Failed to load firmware image (%s).\n", blob->name);
7704 blob->fw = NULL;
7705 blob = NULL;
7706 }
7707
7708out:
7709 mutex_unlock(&qla_fw_lock);
7710 return blob;
7711}
7712
7713static void
7714qla2x00_release_firmware(void)
7715{
7716 struct fw_blob *blob;
7717
7718 mutex_lock(&qla_fw_lock);
7719 for (blob = qla_fw_blobs; blob->name; blob++)
7720 release_firmware(blob->fw);
7721 mutex_unlock(&qla_fw_lock);
7722}
7723
7724static void qla_pci_error_cleanup(scsi_qla_host_t *vha)
7725{
7726 struct qla_hw_data *ha = vha->hw;
7727 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
7728 struct qla_qpair *qpair = NULL;
7729 struct scsi_qla_host *vp, *tvp;
7730 fc_port_t *fcport;
7731 int i;
7732 unsigned long flags;
7733
7734 ql_dbg(ql_dbg_aer, vha, 0x9000,
7735 "%s\n", __func__);
7736 ha->chip_reset++;
7737
7738 ha->base_qpair->chip_reset = ha->chip_reset;
7739 for (i = 0; i < ha->max_qpairs; i++) {
7740 if (ha->queue_pair_map[i])
7741 ha->queue_pair_map[i]->chip_reset =
7742 ha->base_qpair->chip_reset;
7743 }
7744
7745 /*
7746 * purge mailbox might take a while. Slot Reset/chip reset
7747 * will take care of the purge
7748 */
7749
7750 mutex_lock(&ha->mq_lock);
7751 ha->base_qpair->online = 0;
7752 list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem)
7753 qpair->online = 0;
7754 wmb();
7755 mutex_unlock(&ha->mq_lock);
7756
7757 qla2x00_mark_all_devices_lost(vha);
7758
7759 spin_lock_irqsave(&ha->vport_slock, flags);
7760 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
7761 atomic_inc(&vp->vref_count);
7762 spin_unlock_irqrestore(&ha->vport_slock, flags);
7763 qla2x00_mark_all_devices_lost(vp);
7764 spin_lock_irqsave(&ha->vport_slock, flags);
7765 atomic_dec(&vp->vref_count);
7766 }
7767 spin_unlock_irqrestore(&ha->vport_slock, flags);
7768
7769 /* Clear all async request states across all VPs. */
7770 list_for_each_entry(fcport, &vha->vp_fcports, list)
7771 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
7772
7773 spin_lock_irqsave(&ha->vport_slock, flags);
7774 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
7775 atomic_inc(&vp->vref_count);
7776 spin_unlock_irqrestore(&ha->vport_slock, flags);
7777 list_for_each_entry(fcport, &vp->vp_fcports, list)
7778 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
7779 spin_lock_irqsave(&ha->vport_slock, flags);
7780 atomic_dec(&vp->vref_count);
7781 }
7782 spin_unlock_irqrestore(&ha->vport_slock, flags);
7783}
7784
7785
7786static pci_ers_result_t
7787qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
7788{
7789 scsi_qla_host_t *vha = pci_get_drvdata(pdev);
7790 struct qla_hw_data *ha = vha->hw;
7791 pci_ers_result_t ret = PCI_ERS_RESULT_NEED_RESET;
7792
7793 ql_log(ql_log_warn, vha, 0x9000,
7794 "PCI error detected, state %x.\n", state);
7795 ha->pci_error_state = QLA_PCI_ERR_DETECTED;
7796
7797 if (!atomic_read(&pdev->enable_cnt)) {
7798 ql_log(ql_log_info, vha, 0xffff,
7799 "PCI device is disabled,state %x\n", state);
7800 ret = PCI_ERS_RESULT_NEED_RESET;
7801 goto out;
7802 }
7803
7804 switch (state) {
7805 case pci_channel_io_normal:
7806 qla_pci_set_eeh_busy(vha);
7807 if (ql2xmqsupport || ql2xnvmeenable) {
7808 set_bit(QPAIR_ONLINE_CHECK_NEEDED, &vha->dpc_flags);
7809 qla2xxx_wake_dpc(vha);
7810 }
7811 ret = PCI_ERS_RESULT_CAN_RECOVER;
7812 break;
7813 case pci_channel_io_frozen:
7814 qla_pci_set_eeh_busy(vha);
7815 ret = PCI_ERS_RESULT_NEED_RESET;
7816 break;
7817 case pci_channel_io_perm_failure:
7818 ha->flags.pci_channel_io_perm_failure = 1;
7819 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
7820 if (ql2xmqsupport || ql2xnvmeenable) {
7821 set_bit(QPAIR_ONLINE_CHECK_NEEDED, &vha->dpc_flags);
7822 qla2xxx_wake_dpc(vha);
7823 }
7824 ret = PCI_ERS_RESULT_DISCONNECT;
7825 }
7826out:
7827 ql_dbg(ql_dbg_aer, vha, 0x600d,
7828 "PCI error detected returning [%x].\n", ret);
7829 return ret;
7830}
7831
7832static pci_ers_result_t
7833qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
7834{
7835 int risc_paused = 0;
7836 uint32_t stat;
7837 unsigned long flags;
7838 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
7839 struct qla_hw_data *ha = base_vha->hw;
7840 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
7841 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
7842
7843 ql_log(ql_log_warn, base_vha, 0x9000,
7844 "mmio enabled\n");
7845
7846 ha->pci_error_state = QLA_PCI_MMIO_ENABLED;
7847
7848 if (IS_QLA82XX(ha))
7849 return PCI_ERS_RESULT_RECOVERED;
7850
7851 if (qla2x00_isp_reg_stat(ha)) {
7852 ql_log(ql_log_info, base_vha, 0x803f,
7853 "During mmio enabled, PCI/Register disconnect still detected.\n");
7854 goto out;
7855 }
7856
7857 spin_lock_irqsave(&ha->hardware_lock, flags);
7858 if (IS_QLA2100(ha) || IS_QLA2200(ha)){
7859 stat = rd_reg_word(&reg->hccr);
7860 if (stat & HCCR_RISC_PAUSE)
7861 risc_paused = 1;
7862 } else if (IS_QLA23XX(ha)) {
7863 stat = rd_reg_dword(&reg->u.isp2300.host_status);
7864 if (stat & HSR_RISC_PAUSED)
7865 risc_paused = 1;
7866 } else if (IS_FWI2_CAPABLE(ha)) {
7867 stat = rd_reg_dword(&reg24->host_status);
7868 if (stat & HSRX_RISC_PAUSED)
7869 risc_paused = 1;
7870 }
7871 spin_unlock_irqrestore(&ha->hardware_lock, flags);
7872
7873 if (risc_paused) {
7874 ql_log(ql_log_info, base_vha, 0x9003,
7875 "RISC paused -- mmio_enabled, Dumping firmware.\n");
7876 qla2xxx_dump_fw(base_vha);
7877 }
7878out:
7879 /* set PCI_ERS_RESULT_NEED_RESET to trigger call to qla2xxx_pci_slot_reset */
7880 ql_dbg(ql_dbg_aer, base_vha, 0x600d,
7881 "mmio enabled returning.\n");
7882 return PCI_ERS_RESULT_NEED_RESET;
7883}
7884
7885static pci_ers_result_t
7886qla2xxx_pci_slot_reset(struct pci_dev *pdev)
7887{
7888 pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT;
7889 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
7890 struct qla_hw_data *ha = base_vha->hw;
7891 int rc;
7892 struct qla_qpair *qpair = NULL;
7893
7894 ql_log(ql_log_warn, base_vha, 0x9004,
7895 "Slot Reset.\n");
7896
7897 ha->pci_error_state = QLA_PCI_SLOT_RESET;
7898 /* Workaround: qla2xxx driver which access hardware earlier
7899 * needs error state to be pci_channel_io_online.
7900 * Otherwise mailbox command timesout.
7901 */
7902 pdev->error_state = pci_channel_io_normal;
7903
7904 pci_restore_state(pdev);
7905
7906 /* pci_restore_state() clears the saved_state flag of the device
7907 * save restored state which resets saved_state flag
7908 */
7909 pci_save_state(pdev);
7910
7911 if (ha->mem_only)
7912 rc = pci_enable_device_mem(pdev);
7913 else
7914 rc = pci_enable_device(pdev);
7915
7916 if (rc) {
7917 ql_log(ql_log_warn, base_vha, 0x9005,
7918 "Can't re-enable PCI device after reset.\n");
7919 goto exit_slot_reset;
7920 }
7921
7922
7923 if (ha->isp_ops->pci_config(base_vha))
7924 goto exit_slot_reset;
7925
7926 mutex_lock(&ha->mq_lock);
7927 list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem)
7928 qpair->online = 1;
7929 mutex_unlock(&ha->mq_lock);
7930
7931 ha->flags.eeh_busy = 0;
7932 base_vha->flags.online = 1;
7933 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
7934 ha->isp_ops->abort_isp(base_vha);
7935 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
7936
7937 if (qla2x00_isp_reg_stat(ha)) {
7938 ha->flags.eeh_busy = 1;
7939 qla_pci_error_cleanup(base_vha);
7940 ql_log(ql_log_warn, base_vha, 0x9005,
7941 "Device unable to recover from PCI error.\n");
7942 } else {
7943 ret = PCI_ERS_RESULT_RECOVERED;
7944 }
7945
7946exit_slot_reset:
7947 ql_dbg(ql_dbg_aer, base_vha, 0x900e,
7948 "Slot Reset returning %x.\n", ret);
7949
7950 return ret;
7951}
7952
7953static void
7954qla2xxx_pci_resume(struct pci_dev *pdev)
7955{
7956 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
7957 struct qla_hw_data *ha = base_vha->hw;
7958 int ret;
7959
7960 ql_log(ql_log_warn, base_vha, 0x900f,
7961 "Pci Resume.\n");
7962
7963
7964 ret = qla2x00_wait_for_hba_online(base_vha);
7965 if (ret != QLA_SUCCESS) {
7966 ql_log(ql_log_fatal, base_vha, 0x9002,
7967 "The device failed to resume I/O from slot/link_reset.\n");
7968 }
7969 ha->pci_error_state = QLA_PCI_RESUME;
7970 ql_dbg(ql_dbg_aer, base_vha, 0x600d,
7971 "Pci Resume returning.\n");
7972}
7973
7974void qla_pci_set_eeh_busy(struct scsi_qla_host *vha)
7975{
7976 struct qla_hw_data *ha = vha->hw;
7977 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
7978 bool do_cleanup = false;
7979 unsigned long flags;
7980
7981 if (ha->flags.eeh_busy)
7982 return;
7983
7984 spin_lock_irqsave(&base_vha->work_lock, flags);
7985 if (!ha->flags.eeh_busy) {
7986 ha->eeh_jif = jiffies;
7987 ha->flags.eeh_flush = 0;
7988
7989 ha->flags.eeh_busy = 1;
7990 do_cleanup = true;
7991 }
7992 spin_unlock_irqrestore(&base_vha->work_lock, flags);
7993
7994 if (do_cleanup)
7995 qla_pci_error_cleanup(base_vha);
7996}
7997
7998/*
7999 * this routine will schedule a task to pause IO from interrupt context
8000 * if caller sees a PCIE error event (register read = 0xf's)
8001 */
8002void qla_schedule_eeh_work(struct scsi_qla_host *vha)
8003{
8004 struct qla_hw_data *ha = vha->hw;
8005 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
8006
8007 if (ha->flags.eeh_busy)
8008 return;
8009
8010 set_bit(DO_EEH_RECOVERY, &base_vha->dpc_flags);
8011 qla2xxx_wake_dpc(base_vha);
8012}
8013
8014static void
8015qla_pci_reset_prepare(struct pci_dev *pdev)
8016{
8017 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
8018 struct qla_hw_data *ha = base_vha->hw;
8019 struct qla_qpair *qpair;
8020
8021 ql_log(ql_log_warn, base_vha, 0xffff,
8022 "%s.\n", __func__);
8023
8024 /*
8025 * PCI FLR/function reset is about to reset the
8026 * slot. Stop the chip to stop all DMA access.
8027 * It is assumed that pci_reset_done will be called
8028 * after FLR to resume Chip operation.
8029 */
8030 ha->flags.eeh_busy = 1;
8031 mutex_lock(&ha->mq_lock);
8032 list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem)
8033 qpair->online = 0;
8034 mutex_unlock(&ha->mq_lock);
8035
8036 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
8037 qla2x00_abort_isp_cleanup(base_vha);
8038 qla2x00_abort_all_cmds(base_vha, DID_RESET << 16);
8039}
8040
8041static void
8042qla_pci_reset_done(struct pci_dev *pdev)
8043{
8044 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
8045 struct qla_hw_data *ha = base_vha->hw;
8046 struct qla_qpair *qpair;
8047
8048 ql_log(ql_log_warn, base_vha, 0xffff,
8049 "%s.\n", __func__);
8050
8051 /*
8052 * FLR just completed by PCI layer. Resume adapter
8053 */
8054 ha->flags.eeh_busy = 0;
8055 mutex_lock(&ha->mq_lock);
8056 list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem)
8057 qpair->online = 1;
8058 mutex_unlock(&ha->mq_lock);
8059
8060 base_vha->flags.online = 1;
8061 ha->isp_ops->abort_isp(base_vha);
8062 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
8063}
8064
8065static void qla2xxx_map_queues(struct Scsi_Host *shost)
8066{
8067 scsi_qla_host_t *vha = (scsi_qla_host_t *)shost->hostdata;
8068 struct blk_mq_queue_map *qmap = &shost->tag_set.map[HCTX_TYPE_DEFAULT];
8069
8070 if (USER_CTRL_IRQ(vha->hw) || !vha->hw->mqiobase)
8071 blk_mq_map_queues(qmap);
8072 else
8073 blk_mq_pci_map_queues(qmap, vha->hw->pdev, vha->irq_offset);
8074}
8075
8076struct scsi_host_template qla2xxx_driver_template = {
8077 .module = THIS_MODULE,
8078 .name = QLA2XXX_DRIVER_NAME,
8079 .queuecommand = qla2xxx_queuecommand,
8080
8081 .eh_timed_out = fc_eh_timed_out,
8082 .eh_abort_handler = qla2xxx_eh_abort,
8083 .eh_should_retry_cmd = fc_eh_should_retry_cmd,
8084 .eh_device_reset_handler = qla2xxx_eh_device_reset,
8085 .eh_target_reset_handler = qla2xxx_eh_target_reset,
8086 .eh_bus_reset_handler = qla2xxx_eh_bus_reset,
8087 .eh_host_reset_handler = qla2xxx_eh_host_reset,
8088
8089 .slave_configure = qla2xxx_slave_configure,
8090
8091 .slave_alloc = qla2xxx_slave_alloc,
8092 .slave_destroy = qla2xxx_slave_destroy,
8093 .scan_finished = qla2xxx_scan_finished,
8094 .scan_start = qla2xxx_scan_start,
8095 .change_queue_depth = scsi_change_queue_depth,
8096 .map_queues = qla2xxx_map_queues,
8097 .this_id = -1,
8098 .cmd_per_lun = 3,
8099 .sg_tablesize = SG_ALL,
8100
8101 .max_sectors = 0xFFFF,
8102 .shost_groups = qla2x00_host_groups,
8103
8104 .supported_mode = MODE_INITIATOR,
8105 .track_queue_depth = 1,
8106 .cmd_size = sizeof(srb_t),
8107};
8108
8109static const struct pci_error_handlers qla2xxx_err_handler = {
8110 .error_detected = qla2xxx_pci_error_detected,
8111 .mmio_enabled = qla2xxx_pci_mmio_enabled,
8112 .slot_reset = qla2xxx_pci_slot_reset,
8113 .resume = qla2xxx_pci_resume,
8114 .reset_prepare = qla_pci_reset_prepare,
8115 .reset_done = qla_pci_reset_done,
8116};
8117
8118static struct pci_device_id qla2xxx_pci_tbl[] = {
8119 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) },
8120 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) },
8121 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) },
8122 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) },
8123 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) },
8124 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) },
8125 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) },
8126 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) },
8127 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) },
8128 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) },
8129 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) },
8130 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) },
8131 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) },
8132 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2031) },
8133 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) },
8134 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8021) },
8135 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8031) },
8136 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISPF001) },
8137 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8044) },
8138 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2071) },
8139 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2271) },
8140 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2261) },
8141 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2061) },
8142 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2081) },
8143 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2281) },
8144 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2089) },
8145 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2289) },
8146 { 0 },
8147};
8148MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
8149
8150static struct pci_driver qla2xxx_pci_driver = {
8151 .name = QLA2XXX_DRIVER_NAME,
8152 .id_table = qla2xxx_pci_tbl,
8153 .probe = qla2x00_probe_one,
8154 .remove = qla2x00_remove_one,
8155 .shutdown = qla2x00_shutdown,
8156 .err_handler = &qla2xxx_err_handler,
8157};
8158
8159static const struct file_operations apidev_fops = {
8160 .owner = THIS_MODULE,
8161 .llseek = noop_llseek,
8162};
8163
8164/**
8165 * qla2x00_module_init - Module initialization.
8166 **/
8167static int __init
8168qla2x00_module_init(void)
8169{
8170 int ret = 0;
8171
8172 BUILD_BUG_ON(sizeof(cmd_a64_entry_t) != 64);
8173 BUILD_BUG_ON(sizeof(cmd_entry_t) != 64);
8174 BUILD_BUG_ON(sizeof(cont_a64_entry_t) != 64);
8175 BUILD_BUG_ON(sizeof(cont_entry_t) != 64);
8176 BUILD_BUG_ON(sizeof(init_cb_t) != 96);
8177 BUILD_BUG_ON(sizeof(mrk_entry_t) != 64);
8178 BUILD_BUG_ON(sizeof(ms_iocb_entry_t) != 64);
8179 BUILD_BUG_ON(sizeof(request_t) != 64);
8180 BUILD_BUG_ON(sizeof(struct abort_entry_24xx) != 64);
8181 BUILD_BUG_ON(sizeof(struct abort_iocb_entry_fx00) != 64);
8182 BUILD_BUG_ON(sizeof(struct abts_entry_24xx) != 64);
8183 BUILD_BUG_ON(sizeof(struct access_chip_84xx) != 64);
8184 BUILD_BUG_ON(sizeof(struct access_chip_rsp_84xx) != 64);
8185 BUILD_BUG_ON(sizeof(struct cmd_bidir) != 64);
8186 BUILD_BUG_ON(sizeof(struct cmd_nvme) != 64);
8187 BUILD_BUG_ON(sizeof(struct cmd_type_6) != 64);
8188 BUILD_BUG_ON(sizeof(struct cmd_type_7) != 64);
8189 BUILD_BUG_ON(sizeof(struct cmd_type_7_fx00) != 64);
8190 BUILD_BUG_ON(sizeof(struct cmd_type_crc_2) != 64);
8191 BUILD_BUG_ON(sizeof(struct ct_entry_24xx) != 64);
8192 BUILD_BUG_ON(sizeof(struct ct_fdmi1_hba_attributes) != 2604);
8193 BUILD_BUG_ON(sizeof(struct ct_fdmi2_hba_attributes) != 4424);
8194 BUILD_BUG_ON(sizeof(struct ct_fdmi2_port_attributes) != 4164);
8195 BUILD_BUG_ON(sizeof(struct ct_fdmi_hba_attr) != 260);
8196 BUILD_BUG_ON(sizeof(struct ct_fdmi_port_attr) != 260);
8197 BUILD_BUG_ON(sizeof(struct ct_rsp_hdr) != 16);
8198 BUILD_BUG_ON(sizeof(struct ctio_crc2_to_fw) != 64);
8199 BUILD_BUG_ON(sizeof(struct device_reg_24xx) != 256);
8200 BUILD_BUG_ON(sizeof(struct device_reg_25xxmq) != 24);
8201 BUILD_BUG_ON(sizeof(struct device_reg_2xxx) != 256);
8202 BUILD_BUG_ON(sizeof(struct device_reg_82xx) != 1288);
8203 BUILD_BUG_ON(sizeof(struct device_reg_fx00) != 216);
8204 BUILD_BUG_ON(sizeof(struct els_entry_24xx) != 64);
8205 BUILD_BUG_ON(sizeof(struct els_sts_entry_24xx) != 64);
8206 BUILD_BUG_ON(sizeof(struct fxdisc_entry_fx00) != 64);
8207 BUILD_BUG_ON(sizeof(struct imm_ntfy_from_isp) != 64);
8208 BUILD_BUG_ON(sizeof(struct init_cb_24xx) != 128);
8209 BUILD_BUG_ON(sizeof(struct init_cb_81xx) != 128);
8210 BUILD_BUG_ON(sizeof(struct logio_entry_24xx) != 64);
8211 BUILD_BUG_ON(sizeof(struct mbx_entry) != 64);
8212 BUILD_BUG_ON(sizeof(struct mid_init_cb_24xx) != 5252);
8213 BUILD_BUG_ON(sizeof(struct mrk_entry_24xx) != 64);
8214 BUILD_BUG_ON(sizeof(struct nvram_24xx) != 512);
8215 BUILD_BUG_ON(sizeof(struct nvram_81xx) != 512);
8216 BUILD_BUG_ON(sizeof(struct pt_ls4_request) != 64);
8217 BUILD_BUG_ON(sizeof(struct pt_ls4_rx_unsol) != 64);
8218 BUILD_BUG_ON(sizeof(struct purex_entry_24xx) != 64);
8219 BUILD_BUG_ON(sizeof(struct qla2100_fw_dump) != 123634);
8220 BUILD_BUG_ON(sizeof(struct qla2300_fw_dump) != 136100);
8221 BUILD_BUG_ON(sizeof(struct qla24xx_fw_dump) != 37976);
8222 BUILD_BUG_ON(sizeof(struct qla25xx_fw_dump) != 39228);
8223 BUILD_BUG_ON(sizeof(struct qla2xxx_fce_chain) != 52);
8224 BUILD_BUG_ON(sizeof(struct qla2xxx_fw_dump) != 136172);
8225 BUILD_BUG_ON(sizeof(struct qla2xxx_mq_chain) != 524);
8226 BUILD_BUG_ON(sizeof(struct qla2xxx_mqueue_chain) != 8);
8227 BUILD_BUG_ON(sizeof(struct qla2xxx_mqueue_header) != 12);
8228 BUILD_BUG_ON(sizeof(struct qla2xxx_offld_chain) != 24);
8229 BUILD_BUG_ON(sizeof(struct qla81xx_fw_dump) != 39420);
8230 BUILD_BUG_ON(sizeof(struct qla82xx_uri_data_desc) != 28);
8231 BUILD_BUG_ON(sizeof(struct qla82xx_uri_table_desc) != 32);
8232 BUILD_BUG_ON(sizeof(struct qla83xx_fw_dump) != 51196);
8233 BUILD_BUG_ON(sizeof(struct qla_fcp_prio_cfg) != FCP_PRIO_CFG_SIZE);
8234 BUILD_BUG_ON(sizeof(struct qla_fdt_layout) != 128);
8235 BUILD_BUG_ON(sizeof(struct qla_flt_header) != 8);
8236 BUILD_BUG_ON(sizeof(struct qla_flt_region) != 16);
8237 BUILD_BUG_ON(sizeof(struct qla_npiv_entry) != 24);
8238 BUILD_BUG_ON(sizeof(struct qla_npiv_header) != 16);
8239 BUILD_BUG_ON(sizeof(struct rdp_rsp_payload) != 336);
8240 BUILD_BUG_ON(sizeof(struct sns_cmd_pkt) != 2064);
8241 BUILD_BUG_ON(sizeof(struct sts_entry_24xx) != 64);
8242 BUILD_BUG_ON(sizeof(struct tsk_mgmt_entry) != 64);
8243 BUILD_BUG_ON(sizeof(struct tsk_mgmt_entry_fx00) != 64);
8244 BUILD_BUG_ON(sizeof(struct verify_chip_entry_84xx) != 64);
8245 BUILD_BUG_ON(sizeof(struct verify_chip_rsp_84xx) != 52);
8246 BUILD_BUG_ON(sizeof(struct vf_evfp_entry_24xx) != 56);
8247 BUILD_BUG_ON(sizeof(struct vp_config_entry_24xx) != 64);
8248 BUILD_BUG_ON(sizeof(struct vp_ctrl_entry_24xx) != 64);
8249 BUILD_BUG_ON(sizeof(struct vp_rpt_id_entry_24xx) != 64);
8250 BUILD_BUG_ON(sizeof(sts21_entry_t) != 64);
8251 BUILD_BUG_ON(sizeof(sts22_entry_t) != 64);
8252 BUILD_BUG_ON(sizeof(sts_cont_entry_t) != 64);
8253 BUILD_BUG_ON(sizeof(sts_entry_t) != 64);
8254 BUILD_BUG_ON(sizeof(sw_info_t) != 32);
8255 BUILD_BUG_ON(sizeof(target_id_t) != 2);
8256
8257 qla_trace_init();
8258
8259 /* Allocate cache for SRBs. */
8260 srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
8261 SLAB_HWCACHE_ALIGN, NULL);
8262 if (srb_cachep == NULL) {
8263 ql_log(ql_log_fatal, NULL, 0x0001,
8264 "Unable to allocate SRB cache...Failing load!.\n");
8265 return -ENOMEM;
8266 }
8267
8268 /* Initialize target kmem_cache and mem_pools */
8269 ret = qlt_init();
8270 if (ret < 0) {
8271 goto destroy_cache;
8272 } else if (ret > 0) {
8273 /*
8274 * If initiator mode is explictly disabled by qlt_init(),
8275 * prevent scsi_transport_fc.c:fc_scsi_scan_rport() from
8276 * performing scsi_scan_target() during LOOP UP event.
8277 */
8278 qla2xxx_transport_functions.disable_target_scan = 1;
8279 qla2xxx_transport_vport_functions.disable_target_scan = 1;
8280 }
8281
8282 /* Derive version string. */
8283 strcpy(qla2x00_version_str, QLA2XXX_VERSION);
8284 if (ql2xextended_error_logging)
8285 strcat(qla2x00_version_str, "-debug");
8286 if (ql2xextended_error_logging == 1)
8287 ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK;
8288
8289 qla2xxx_transport_template =
8290 fc_attach_transport(&qla2xxx_transport_functions);
8291 if (!qla2xxx_transport_template) {
8292 ql_log(ql_log_fatal, NULL, 0x0002,
8293 "fc_attach_transport failed...Failing load!.\n");
8294 ret = -ENODEV;
8295 goto qlt_exit;
8296 }
8297
8298 apidev_major = register_chrdev(0, QLA2XXX_APIDEV, &apidev_fops);
8299 if (apidev_major < 0) {
8300 ql_log(ql_log_fatal, NULL, 0x0003,
8301 "Unable to register char device %s.\n", QLA2XXX_APIDEV);
8302 }
8303
8304 qla2xxx_transport_vport_template =
8305 fc_attach_transport(&qla2xxx_transport_vport_functions);
8306 if (!qla2xxx_transport_vport_template) {
8307 ql_log(ql_log_fatal, NULL, 0x0004,
8308 "fc_attach_transport vport failed...Failing load!.\n");
8309 ret = -ENODEV;
8310 goto unreg_chrdev;
8311 }
8312 ql_log(ql_log_info, NULL, 0x0005,
8313 "QLogic Fibre Channel HBA Driver: %s.\n",
8314 qla2x00_version_str);
8315 ret = pci_register_driver(&qla2xxx_pci_driver);
8316 if (ret) {
8317 ql_log(ql_log_fatal, NULL, 0x0006,
8318 "pci_register_driver failed...ret=%d Failing load!.\n",
8319 ret);
8320 goto release_vport_transport;
8321 }
8322 return ret;
8323
8324release_vport_transport:
8325 fc_release_transport(qla2xxx_transport_vport_template);
8326
8327unreg_chrdev:
8328 if (apidev_major >= 0)
8329 unregister_chrdev(apidev_major, QLA2XXX_APIDEV);
8330 fc_release_transport(qla2xxx_transport_template);
8331
8332qlt_exit:
8333 qlt_exit();
8334
8335destroy_cache:
8336 kmem_cache_destroy(srb_cachep);
8337
8338 qla_trace_uninit();
8339 return ret;
8340}
8341
8342/**
8343 * qla2x00_module_exit - Module cleanup.
8344 **/
8345static void __exit
8346qla2x00_module_exit(void)
8347{
8348 pci_unregister_driver(&qla2xxx_pci_driver);
8349 qla2x00_release_firmware();
8350 kmem_cache_destroy(ctx_cachep);
8351 fc_release_transport(qla2xxx_transport_vport_template);
8352 if (apidev_major >= 0)
8353 unregister_chrdev(apidev_major, QLA2XXX_APIDEV);
8354 fc_release_transport(qla2xxx_transport_template);
8355 qlt_exit();
8356 kmem_cache_destroy(srb_cachep);
8357 qla_trace_uninit();
8358}
8359
8360module_init(qla2x00_module_init);
8361module_exit(qla2x00_module_exit);
8362
8363MODULE_AUTHOR("QLogic Corporation");
8364MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
8365MODULE_LICENSE("GPL");
8366MODULE_FIRMWARE(FW_FILE_ISP21XX);
8367MODULE_FIRMWARE(FW_FILE_ISP22XX);
8368MODULE_FIRMWARE(FW_FILE_ISP2300);
8369MODULE_FIRMWARE(FW_FILE_ISP2322);
8370MODULE_FIRMWARE(FW_FILE_ISP24XX);
8371MODULE_FIRMWARE(FW_FILE_ISP25XX);
Linux 6.x block layer and io_uring tree(s)