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Lynx framebuffers multidomain implementation.
[linux/elbrus.git] / drivers / scsi / qla2xxx / qla_os.c
blob23c1b0cd3074a409704aa84dd2540da758e87e1e
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2013 QLogic Corporation
4 *
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7 #include "qla_def.h"
8
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 <scsi/scsi_tcq.h>
17 #include <scsi/scsicam.h>
18 #include <scsi/scsi_transport.h>
19 #include <scsi/scsi_transport_fc.h>
20
21 #include "qla_target.h"
22
23 /*
24 * Driver version
25 */
26 char qla2x00_version_str[40];
27
28 static int apidev_major;
29
30 /*
31 * SRB allocation cache
32 */
33 static struct kmem_cache *srb_cachep;
34
35 /*
36 * CT6 CTX allocation cache
37 */
38 static struct kmem_cache *ctx_cachep;
39 /*
40 * error level for logging
41 */
42 int ql_errlev = ql_log_all;
43
44 static int ql2xenableclass2;
45 module_param(ql2xenableclass2, int, S_IRUGO|S_IRUSR);
46 MODULE_PARM_DESC(ql2xenableclass2,
47 "Specify if Class 2 operations are supported from the very "
48 "beginning. Default is 0 - class 2 not supported.");
49
50
51 int ql2xlogintimeout = 20;
52 module_param(ql2xlogintimeout, int, S_IRUGO);
53 MODULE_PARM_DESC(ql2xlogintimeout,
54 "Login timeout value in seconds.");
55
56 int qlport_down_retry;
57 module_param(qlport_down_retry, int, S_IRUGO);
58 MODULE_PARM_DESC(qlport_down_retry,
59 "Maximum number of command retries to a port that returns "
60 "a PORT-DOWN status.");
61
62 int ql2xplogiabsentdevice;
63 module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR);
64 MODULE_PARM_DESC(ql2xplogiabsentdevice,
65 "Option to enable PLOGI to devices that are not present after "
66 "a Fabric scan. This is needed for several broken switches. "
67 "Default is 0 - no PLOGI. 1 - perfom PLOGI.");
68
69 int ql2xloginretrycount = 0;
70 module_param(ql2xloginretrycount, int, S_IRUGO);
71 MODULE_PARM_DESC(ql2xloginretrycount,
72 "Specify an alternate value for the NVRAM login retry count.");
73
74 int ql2xallocfwdump = 1;
75 module_param(ql2xallocfwdump, int, S_IRUGO);
76 MODULE_PARM_DESC(ql2xallocfwdump,
77 "Option to enable allocation of memory for a firmware dump "
78 "during HBA initialization. Memory allocation requirements "
79 "vary by ISP type. Default is 1 - allocate memory.");
80
81 int ql2xextended_error_logging;
82 module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR);
83 MODULE_PARM_DESC(ql2xextended_error_logging,
84 "Option to enable extended error logging,\n"
85 "\t\tDefault is 0 - no logging. 0x40000000 - Module Init & Probe.\n"
86 "\t\t0x20000000 - Mailbox Cmnds. 0x10000000 - Device Discovery.\n"
87 "\t\t0x08000000 - IO tracing. 0x04000000 - DPC Thread.\n"
88 "\t\t0x02000000 - Async events. 0x01000000 - Timer routines.\n"
89 "\t\t0x00800000 - User space. 0x00400000 - Task Management.\n"
90 "\t\t0x00200000 - AER/EEH. 0x00100000 - Multi Q.\n"
91 "\t\t0x00080000 - P3P Specific. 0x00040000 - Virtual Port.\n"
92 "\t\t0x00020000 - Buffer Dump. 0x00010000 - Misc.\n"
93 "\t\t0x00008000 - Verbose. 0x00004000 - Target.\n"
94 "\t\t0x00002000 - Target Mgmt. 0x00001000 - Target TMF.\n"
95 "\t\t0x7fffffff - For enabling all logs, can be too many logs.\n"
96 "\t\t0x1e400000 - Preferred value for capturing essential "
97 "debug information (equivalent to old "
98 "ql2xextended_error_logging=1).\n"
99 "\t\tDo LOGICAL OR of the value to enable more than one level");
100
101 int ql2xshiftctondsd = 6;
102 module_param(ql2xshiftctondsd, int, S_IRUGO);
103 MODULE_PARM_DESC(ql2xshiftctondsd,
104 "Set to control shifting of command type processing "
105 "based on total number of SG elements.");
106
107 int ql2xfdmienable=1;
108 module_param(ql2xfdmienable, int, S_IRUGO);
109 MODULE_PARM_DESC(ql2xfdmienable,
110 "Enables FDMI registrations. "
111 "0 - no FDMI. Default is 1 - perform FDMI.");
112
113 #define MAX_Q_DEPTH 32
114 static int ql2xmaxqdepth = MAX_Q_DEPTH;
115 module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR);
116 MODULE_PARM_DESC(ql2xmaxqdepth,
117 "Maximum queue depth to set for each LUN. "
118 "Default is 32.");
119
120 int ql2xenabledif = 2;
121 module_param(ql2xenabledif, int, S_IRUGO);
122 MODULE_PARM_DESC(ql2xenabledif,
123 " Enable T10-CRC-DIF "
124 " Default is 0 - No DIF Support. 1 - Enable it"
125 ", 2 - Enable DIF for all types, except Type 0.");
126
127 int ql2xenablehba_err_chk = 2;
128 module_param(ql2xenablehba_err_chk, int, S_IRUGO|S_IWUSR);
129 MODULE_PARM_DESC(ql2xenablehba_err_chk,
130 " Enable T10-CRC-DIF Error isolation by HBA:\n"
131 " Default is 1.\n"
132 " 0 -- Error isolation disabled\n"
133 " 1 -- Error isolation enabled only for DIX Type 0\n"
134 " 2 -- Error isolation enabled for all Types\n");
135
136 int ql2xiidmaenable=1;
137 module_param(ql2xiidmaenable, int, S_IRUGO);
138 MODULE_PARM_DESC(ql2xiidmaenable,
139 "Enables iIDMA settings "
140 "Default is 1 - perform iIDMA. 0 - no iIDMA.");
141
142 int ql2xmaxqueues = 1;
143 module_param(ql2xmaxqueues, int, S_IRUGO);
144 MODULE_PARM_DESC(ql2xmaxqueues,
145 "Enables MQ settings "
146 "Default is 1 for single queue. Set it to number "
147 "of queues in MQ mode.");
148
149 int ql2xmultique_tag;
150 module_param(ql2xmultique_tag, int, S_IRUGO);
151 MODULE_PARM_DESC(ql2xmultique_tag,
152 "Enables CPU affinity settings for the driver "
153 "Default is 0 for no affinity of request and response IO. "
154 "Set it to 1 to turn on the cpu affinity.");
155
156 int ql2xfwloadbin;
157 module_param(ql2xfwloadbin, int, S_IRUGO|S_IWUSR);
158 MODULE_PARM_DESC(ql2xfwloadbin,
159 "Option to specify location from which to load ISP firmware:.\n"
160 " 2 -- load firmware via the request_firmware() (hotplug).\n"
161 " interface.\n"
162 " 1 -- load firmware from flash.\n"
163 " 0 -- use default semantics.\n");
164
165 int ql2xetsenable;
166 module_param(ql2xetsenable, int, S_IRUGO);
167 MODULE_PARM_DESC(ql2xetsenable,
168 "Enables firmware ETS burst."
169 "Default is 0 - skip ETS enablement.");
170
171 int ql2xdbwr = 1;
172 module_param(ql2xdbwr, int, S_IRUGO|S_IWUSR);
173 MODULE_PARM_DESC(ql2xdbwr,
174 "Option to specify scheme for request queue posting.\n"
175 " 0 -- Regular doorbell.\n"
176 " 1 -- CAMRAM doorbell (faster).\n");
177
178 int ql2xtargetreset = 1;
179 module_param(ql2xtargetreset, int, S_IRUGO);
180 MODULE_PARM_DESC(ql2xtargetreset,
181 "Enable target reset."
182 "Default is 1 - use hw defaults.");
183
184 int ql2xgffidenable;
185 module_param(ql2xgffidenable, int, S_IRUGO);
186 MODULE_PARM_DESC(ql2xgffidenable,
187 "Enables GFF_ID checks of port type. "
188 "Default is 0 - Do not use GFF_ID information.");
189
190 int ql2xasynctmfenable;
191 module_param(ql2xasynctmfenable, int, S_IRUGO);
192 MODULE_PARM_DESC(ql2xasynctmfenable,
193 "Enables issue of TM IOCBs asynchronously via IOCB mechanism"
194 "Default is 0 - Issue TM IOCBs via mailbox mechanism.");
195
196 int ql2xdontresethba;
197 module_param(ql2xdontresethba, int, S_IRUGO|S_IWUSR);
198 MODULE_PARM_DESC(ql2xdontresethba,
199 "Option to specify reset behaviour.\n"
200 " 0 (Default) -- Reset on failure.\n"
201 " 1 -- Do not reset on failure.\n");
202
203 uint ql2xmaxlun = MAX_LUNS;
204 module_param(ql2xmaxlun, uint, S_IRUGO);
205 MODULE_PARM_DESC(ql2xmaxlun,
206 "Defines the maximum LU number to register with the SCSI "
207 "midlayer. Default is 65535.");
208
209 int ql2xmdcapmask = 0x1F;
210 module_param(ql2xmdcapmask, int, S_IRUGO);
211 MODULE_PARM_DESC(ql2xmdcapmask,
212 "Set the Minidump driver capture mask level. "
213 "Default is 0x1F - Can be set to 0x3, 0x7, 0xF, 0x1F, 0x7F.");
214
215 int ql2xmdenable = 1;
216 module_param(ql2xmdenable, int, S_IRUGO);
217 MODULE_PARM_DESC(ql2xmdenable,
218 "Enable/disable MiniDump. "
219 "0 - MiniDump disabled. "
220 "1 (Default) - MiniDump enabled.");
221
222 /*
223 * SCSI host template entry points
224 */
225 static int qla2xxx_slave_configure(struct scsi_device * device);
226 static int qla2xxx_slave_alloc(struct scsi_device *);
227 static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time);
228 static void qla2xxx_scan_start(struct Scsi_Host *);
229 static void qla2xxx_slave_destroy(struct scsi_device *);
230 static int qla2xxx_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *cmd);
231 static int qla2xxx_eh_abort(struct scsi_cmnd *);
232 static int qla2xxx_eh_device_reset(struct scsi_cmnd *);
233 static int qla2xxx_eh_target_reset(struct scsi_cmnd *);
234 static int qla2xxx_eh_bus_reset(struct scsi_cmnd *);
235 static int qla2xxx_eh_host_reset(struct scsi_cmnd *);
236
237 static int qla2x00_change_queue_depth(struct scsi_device *, int, int);
238 static int qla2x00_change_queue_type(struct scsi_device *, int);
239 static void qla2x00_free_device(scsi_qla_host_t *);
240
241 struct scsi_host_template qla2xxx_driver_template = {
242 .module = THIS_MODULE,
243 .name = QLA2XXX_DRIVER_NAME,
244 .queuecommand = qla2xxx_queuecommand,
245
246 .eh_abort_handler = qla2xxx_eh_abort,
247 .eh_device_reset_handler = qla2xxx_eh_device_reset,
248 .eh_target_reset_handler = qla2xxx_eh_target_reset,
249 .eh_bus_reset_handler = qla2xxx_eh_bus_reset,
250 .eh_host_reset_handler = qla2xxx_eh_host_reset,
251
252 .slave_configure = qla2xxx_slave_configure,
253
254 .slave_alloc = qla2xxx_slave_alloc,
255 .slave_destroy = qla2xxx_slave_destroy,
256 .scan_finished = qla2xxx_scan_finished,
257 .scan_start = qla2xxx_scan_start,
258 .change_queue_depth = qla2x00_change_queue_depth,
259 .change_queue_type = qla2x00_change_queue_type,
260 .this_id = -1,
261 .cmd_per_lun = 3,
262 .use_clustering = ENABLE_CLUSTERING,
263 .sg_tablesize = SG_ALL,
264
265 .max_sectors = 0xFFFF,
266 .shost_attrs = qla2x00_host_attrs,
267
268 .supported_mode = MODE_INITIATOR,
269 };
270
271 static struct scsi_transport_template *qla2xxx_transport_template = NULL;
272 struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
273
274 /* TODO Convert to inlines
275 *
276 * Timer routines
277 */
278
279 __inline__ void
280 qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval)
281 {
282 init_timer(&vha->timer);
283 vha->timer.expires = jiffies + interval * HZ;
284 vha->timer.data = (unsigned long)vha;
285 vha->timer.function = (void (*)(unsigned long))func;
286 add_timer(&vha->timer);
287 vha->timer_active = 1;
288 }
289
290 static inline void
291 qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval)
292 {
293 /* Currently used for 82XX only. */
294 if (vha->device_flags & DFLG_DEV_FAILED) {
295 ql_dbg(ql_dbg_timer, vha, 0x600d,
296 "Device in a failed state, returning.\n");
297 return;
298 }
299
300 mod_timer(&vha->timer, jiffies + interval * HZ);
301 }
302
303 static __inline__ void
304 qla2x00_stop_timer(scsi_qla_host_t *vha)
305 {
306 del_timer_sync(&vha->timer);
307 vha->timer_active = 0;
308 }
309
310 static int qla2x00_do_dpc(void *data);
311
312 static void qla2x00_rst_aen(scsi_qla_host_t *);
313
314 static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t,
315 struct req_que **, struct rsp_que **);
316 static void qla2x00_free_fw_dump(struct qla_hw_data *);
317 static void qla2x00_mem_free(struct qla_hw_data *);
318
319 /* -------------------------------------------------------------------------- */
320 static int qla2x00_alloc_queues(struct qla_hw_data *ha, struct req_que *req,
321 struct rsp_que *rsp)
322 {
323 scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
324 ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_req_queues,
325 GFP_KERNEL);
326 if (!ha->req_q_map) {
327 ql_log(ql_log_fatal, vha, 0x003b,
328 "Unable to allocate memory for request queue ptrs.\n");
329 goto fail_req_map;
330 }
331
332 ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_rsp_queues,
333 GFP_KERNEL);
334 if (!ha->rsp_q_map) {
335 ql_log(ql_log_fatal, vha, 0x003c,
336 "Unable to allocate memory for response queue ptrs.\n");
337 goto fail_rsp_map;
338 }
339 /*
340 * Make sure we record at least the request and response queue zero in
341 * case we need to free them if part of the probe fails.
342 */
343 ha->rsp_q_map[0] = rsp;
344 ha->req_q_map[0] = req;
345 set_bit(0, ha->rsp_qid_map);
346 set_bit(0, ha->req_qid_map);
347 return 1;
348
349 fail_rsp_map:
350 kfree(ha->req_q_map);
351 ha->req_q_map = NULL;
352 fail_req_map:
353 return -ENOMEM;
354 }
355
356 static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req)
357 {
358 if (IS_QLAFX00(ha)) {
359 if (req && req->ring_fx00)
360 dma_free_coherent(&ha->pdev->dev,
361 (req->length_fx00 + 1) * sizeof(request_t),
362 req->ring_fx00, req->dma_fx00);
363 } else if (req && req->ring)
364 dma_free_coherent(&ha->pdev->dev,
365 (req->length + 1) * sizeof(request_t),
366 req->ring, req->dma);
367
368 if (req)
369 kfree(req->outstanding_cmds);
370
371 kfree(req);
372 req = NULL;
373 }
374
375 static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp)
376 {
377 if (IS_QLAFX00(ha)) {
378 if (rsp && rsp->ring)
379 dma_free_coherent(&ha->pdev->dev,
380 (rsp->length_fx00 + 1) * sizeof(request_t),
381 rsp->ring_fx00, rsp->dma_fx00);
382 } else if (rsp && rsp->ring) {
383 dma_free_coherent(&ha->pdev->dev,
384 (rsp->length + 1) * sizeof(response_t),
385 rsp->ring, rsp->dma);
386 }
387 kfree(rsp);
388 rsp = NULL;
389 }
390
391 static void qla2x00_free_queues(struct qla_hw_data *ha)
392 {
393 struct req_que *req;
394 struct rsp_que *rsp;
395 int cnt;
396
397 for (cnt = 0; cnt < ha->max_req_queues; cnt++) {
398 req = ha->req_q_map[cnt];
399 qla2x00_free_req_que(ha, req);
400 }
401 kfree(ha->req_q_map);
402 ha->req_q_map = NULL;
403
404 for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) {
405 rsp = ha->rsp_q_map[cnt];
406 qla2x00_free_rsp_que(ha, rsp);
407 }
408 kfree(ha->rsp_q_map);
409 ha->rsp_q_map = NULL;
410 }
411
412 static int qla25xx_setup_mode(struct scsi_qla_host *vha)
413 {
414 uint16_t options = 0;
415 int ques, req, ret;
416 struct qla_hw_data *ha = vha->hw;
417
418 if (!(ha->fw_attributes & BIT_6)) {
419 ql_log(ql_log_warn, vha, 0x00d8,
420 "Firmware is not multi-queue capable.\n");
421 goto fail;
422 }
423 if (ql2xmultique_tag) {
424 /* create a request queue for IO */
425 options |= BIT_7;
426 req = qla25xx_create_req_que(ha, options, 0, 0, -1,
427 QLA_DEFAULT_QUE_QOS);
428 if (!req) {
429 ql_log(ql_log_warn, vha, 0x00e0,
430 "Failed to create request queue.\n");
431 goto fail;
432 }
433 ha->wq = alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM, 1);
434 vha->req = ha->req_q_map[req];
435 options |= BIT_1;
436 for (ques = 1; ques < ha->max_rsp_queues; ques++) {
437 ret = qla25xx_create_rsp_que(ha, options, 0, 0, req);
438 if (!ret) {
439 ql_log(ql_log_warn, vha, 0x00e8,
440 "Failed to create response queue.\n");
441 goto fail2;
442 }
443 }
444 ha->flags.cpu_affinity_enabled = 1;
445 ql_dbg(ql_dbg_multiq, vha, 0xc007,
446 "CPU affinity mode enalbed, "
447 "no. of response queues:%d no. of request queues:%d.\n",
448 ha->max_rsp_queues, ha->max_req_queues);
449 ql_dbg(ql_dbg_init, vha, 0x00e9,
450 "CPU affinity mode enalbed, "
451 "no. of response queues:%d no. of request queues:%d.\n",
452 ha->max_rsp_queues, ha->max_req_queues);
453 }
454 return 0;
455 fail2:
456 qla25xx_delete_queues(vha);
457 destroy_workqueue(ha->wq);
458 ha->wq = NULL;
459 vha->req = ha->req_q_map[0];
460 fail:
461 ha->mqenable = 0;
462 kfree(ha->req_q_map);
463 kfree(ha->rsp_q_map);
464 ha->max_req_queues = ha->max_rsp_queues = 1;
465 return 1;
466 }
467
468 static char *
469 qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str)
470 {
471 struct qla_hw_data *ha = vha->hw;
472 static char *pci_bus_modes[] = {
473 "33", "66", "100", "133",
474 };
475 uint16_t pci_bus;
476
477 strcpy(str, "PCI");
478 pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9;
479 if (pci_bus) {
480 strcat(str, "-X (");
481 strcat(str, pci_bus_modes[pci_bus]);
482 } else {
483 pci_bus = (ha->pci_attr & BIT_8) >> 8;
484 strcat(str, " (");
485 strcat(str, pci_bus_modes[pci_bus]);
486 }
487 strcat(str, " MHz)");
488
489 return (str);
490 }
491
492 static char *
493 qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str)
494 {
495 static char *pci_bus_modes[] = { "33", "66", "100", "133", };
496 struct qla_hw_data *ha = vha->hw;
497 uint32_t pci_bus;
498
499 if (pci_is_pcie(ha->pdev)) {
500 char lwstr[6];
501 uint32_t lstat, lspeed, lwidth;
502
503 pcie_capability_read_dword(ha->pdev, PCI_EXP_LNKCAP, &lstat);
504 lspeed = lstat & PCI_EXP_LNKCAP_SLS;
505 lwidth = (lstat & PCI_EXP_LNKCAP_MLW) >> 4;
506
507 strcpy(str, "PCIe (");
508 switch (lspeed) {
509 case 1:
510 strcat(str, "2.5GT/s ");
511 break;
512 case 2:
513 strcat(str, "5.0GT/s ");
514 break;
515 case 3:
516 strcat(str, "8.0GT/s ");
517 break;
518 default:
519 strcat(str, "<unknown> ");
520 break;
521 }
522 snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth);
523 strcat(str, lwstr);
524
525 return str;
526 }
527
528 strcpy(str, "PCI");
529 pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8;
530 if (pci_bus == 0 || pci_bus == 8) {
531 strcat(str, " (");
532 strcat(str, pci_bus_modes[pci_bus >> 3]);
533 } else {
534 strcat(str, "-X ");
535 if (pci_bus & BIT_2)
536 strcat(str, "Mode 2");
537 else
538 strcat(str, "Mode 1");
539 strcat(str, " (");
540 strcat(str, pci_bus_modes[pci_bus & ~BIT_2]);
541 }
542 strcat(str, " MHz)");
543
544 return str;
545 }
546
547 static char *
548 qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str)
549 {
550 char un_str[10];
551 struct qla_hw_data *ha = vha->hw;
552
553 sprintf(str, "%d.%02d.%02d ", ha->fw_major_version,
554 ha->fw_minor_version,
555 ha->fw_subminor_version);
556
557 if (ha->fw_attributes & BIT_9) {
558 strcat(str, "FLX");
559 return (str);
560 }
561
562 switch (ha->fw_attributes & 0xFF) {
563 case 0x7:
564 strcat(str, "EF");
565 break;
566 case 0x17:
567 strcat(str, "TP");
568 break;
569 case 0x37:
570 strcat(str, "IP");
571 break;
572 case 0x77:
573 strcat(str, "VI");
574 break;
575 default:
576 sprintf(un_str, "(%x)", ha->fw_attributes);
577 strcat(str, un_str);
578 break;
579 }
580 if (ha->fw_attributes & 0x100)
581 strcat(str, "X");
582
583 return (str);
584 }
585
586 static char *
587 qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str)
588 {
589 struct qla_hw_data *ha = vha->hw;
590
591 sprintf(str, "%d.%02d.%02d (%x)", ha->fw_major_version,
592 ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes);
593 return str;
594 }
595
596 void
597 qla2x00_sp_free_dma(void *vha, void *ptr)
598 {
599 srb_t *sp = (srb_t *)ptr;
600 struct scsi_cmnd *cmd = GET_CMD_SP(sp);
601 struct qla_hw_data *ha = sp->fcport->vha->hw;
602 void *ctx = GET_CMD_CTX_SP(sp);
603
604 if (sp->flags & SRB_DMA_VALID) {
605 scsi_dma_unmap(cmd);
606 sp->flags &= ~SRB_DMA_VALID;
607 }
608
609 if (sp->flags & SRB_CRC_PROT_DMA_VALID) {
610 dma_unmap_sg(&ha->pdev->dev, scsi_prot_sglist(cmd),
611 scsi_prot_sg_count(cmd), cmd->sc_data_direction);
612 sp->flags &= ~SRB_CRC_PROT_DMA_VALID;
613 }
614
615 if (sp->flags & SRB_CRC_CTX_DSD_VALID) {
616 /* List assured to be having elements */
617 qla2x00_clean_dsd_pool(ha, sp);
618 sp->flags &= ~SRB_CRC_CTX_DSD_VALID;
619 }
620
621 if (sp->flags & SRB_CRC_CTX_DMA_VALID) {
622 dma_pool_free(ha->dl_dma_pool, ctx,
623 ((struct crc_context *)ctx)->crc_ctx_dma);
624 sp->flags &= ~SRB_CRC_CTX_DMA_VALID;
625 }
626
627 if (sp->flags & SRB_FCP_CMND_DMA_VALID) {
628 struct ct6_dsd *ctx1 = (struct ct6_dsd *)ctx;
629
630 dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd,
631 ctx1->fcp_cmnd_dma);
632 list_splice(&ctx1->dsd_list, &ha->gbl_dsd_list);
633 ha->gbl_dsd_inuse -= ctx1->dsd_use_cnt;
634 ha->gbl_dsd_avail += ctx1->dsd_use_cnt;
635 mempool_free(ctx1, ha->ctx_mempool);
636 ctx1 = NULL;
637 }
638
639 CMD_SP(cmd) = NULL;
640 qla2x00_rel_sp(sp->fcport->vha, sp);
641 }
642
643 static void
644 qla2x00_sp_compl(void *data, void *ptr, int res)
645 {
646 struct qla_hw_data *ha = (struct qla_hw_data *)data;
647 srb_t *sp = (srb_t *)ptr;
648 struct scsi_cmnd *cmd = GET_CMD_SP(sp);
649
650 cmd->result = res;
651
652 if (atomic_read(&sp->ref_count) == 0) {
653 ql_dbg(ql_dbg_io, sp->fcport->vha, 0x3015,
654 "SP reference-count to ZERO -- sp=%p cmd=%p.\n",
655 sp, GET_CMD_SP(sp));
656 if (ql2xextended_error_logging & ql_dbg_io)
657 BUG();
658 return;
659 }
660 if (!atomic_dec_and_test(&sp->ref_count))
661 return;
662
663 qla2x00_sp_free_dma(ha, sp);
664 cmd->scsi_done(cmd);
665 }
666
667 /* If we are SP1 here, we need to still take and release the host_lock as SP1
668 * does not have the changes necessary to avoid taking host->host_lock.
669 */
670 static int
671 qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
672 {
673 scsi_qla_host_t *vha = shost_priv(host);
674 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
675 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
676 struct qla_hw_data *ha = vha->hw;
677 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
678 srb_t *sp;
679 int rval;
680
681 if (ha->flags.eeh_busy) {
682 if (ha->flags.pci_channel_io_perm_failure) {
683 ql_dbg(ql_dbg_aer, vha, 0x9010,
684 "PCI Channel IO permanent failure, exiting "
685 "cmd=%p.\n", cmd);
686 cmd->result = DID_NO_CONNECT << 16;
687 } else {
688 ql_dbg(ql_dbg_aer, vha, 0x9011,
689 "EEH_Busy, Requeuing the cmd=%p.\n", cmd);
690 cmd->result = DID_REQUEUE << 16;
691 }
692 goto qc24_fail_command;
693 }
694
695 rval = fc_remote_port_chkready(rport);
696 if (rval) {
697 cmd->result = rval;
698 ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3003,
699 "fc_remote_port_chkready failed for cmd=%p, rval=0x%x.\n",
700 cmd, rval);
701 goto qc24_fail_command;
702 }
703
704 if (!vha->flags.difdix_supported &&
705 scsi_get_prot_op(cmd) != SCSI_PROT_NORMAL) {
706 ql_dbg(ql_dbg_io, vha, 0x3004,
707 "DIF Cap not reg, fail DIF capable cmd's:%p.\n",
708 cmd);
709 cmd->result = DID_NO_CONNECT << 16;
710 goto qc24_fail_command;
711 }
712
713 if (!fcport) {
714 cmd->result = DID_NO_CONNECT << 16;
715 goto qc24_fail_command;
716 }
717
718 if (atomic_read(&fcport->state) != FCS_ONLINE) {
719 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
720 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
721 ql_dbg(ql_dbg_io, vha, 0x3005,
722 "Returning DNC, fcport_state=%d loop_state=%d.\n",
723 atomic_read(&fcport->state),
724 atomic_read(&base_vha->loop_state));
725 cmd->result = DID_NO_CONNECT << 16;
726 goto qc24_fail_command;
727 }
728 goto qc24_target_busy;
729 }
730
731 sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC);
732 if (!sp)
733 goto qc24_host_busy;
734
735 sp->u.scmd.cmd = cmd;
736 sp->type = SRB_SCSI_CMD;
737 atomic_set(&sp->ref_count, 1);
738 CMD_SP(cmd) = (void *)sp;
739 sp->free = qla2x00_sp_free_dma;
740 sp->done = qla2x00_sp_compl;
741
742 rval = ha->isp_ops->start_scsi(sp);
743 if (rval != QLA_SUCCESS) {
744 ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3013,
745 "Start scsi failed rval=%d for cmd=%p.\n", rval, cmd);
746 goto qc24_host_busy_free_sp;
747 }
748
749 return 0;
750
751 qc24_host_busy_free_sp:
752 qla2x00_sp_free_dma(ha, sp);
753
754 qc24_host_busy:
755 return SCSI_MLQUEUE_HOST_BUSY;
756
757 qc24_target_busy:
758 return SCSI_MLQUEUE_TARGET_BUSY;
759
760 qc24_fail_command:
761 cmd->scsi_done(cmd);
762
763 return 0;
764 }
765
766 /*
767 * qla2x00_eh_wait_on_command
768 * Waits for the command to be returned by the Firmware for some
769 * max time.
770 *
771 * Input:
772 * cmd = Scsi Command to wait on.
773 *
774 * Return:
775 * Not Found : 0
776 * Found : 1
777 */
778 static int
779 qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
780 {
781 #define ABORT_POLLING_PERIOD 1000
782 #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD))
783 unsigned long wait_iter = ABORT_WAIT_ITER;
784 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
785 struct qla_hw_data *ha = vha->hw;
786 int ret = QLA_SUCCESS;
787
788 if (unlikely(pci_channel_offline(ha->pdev)) || ha->flags.eeh_busy) {
789 ql_dbg(ql_dbg_taskm, vha, 0x8005,
790 "Return:eh_wait.\n");
791 return ret;
792 }
793
794 while (CMD_SP(cmd) && wait_iter--) {
795 msleep(ABORT_POLLING_PERIOD);
796 }
797 if (CMD_SP(cmd))
798 ret = QLA_FUNCTION_FAILED;
799
800 return ret;
801 }
802
803 /*
804 * qla2x00_wait_for_hba_online
805 * Wait till the HBA is online after going through
806 * <= MAX_RETRIES_OF_ISP_ABORT or
807 * finally HBA is disabled ie marked offline
808 *
809 * Input:
810 * ha - pointer to host adapter structure
811 *
812 * Note:
813 * Does context switching-Release SPIN_LOCK
814 * (if any) before calling this routine.
815 *
816 * Return:
817 * Success (Adapter is online) : 0
818 * Failed (Adapter is offline/disabled) : 1
819 */
820 int
821 qla2x00_wait_for_hba_online(scsi_qla_host_t *vha)
822 {
823 int return_status;
824 unsigned long wait_online;
825 struct qla_hw_data *ha = vha->hw;
826 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
827
828 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
829 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
830 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
831 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
832 ha->dpc_active) && time_before(jiffies, wait_online)) {
833
834 msleep(1000);
835 }
836 if (base_vha->flags.online)
837 return_status = QLA_SUCCESS;
838 else
839 return_status = QLA_FUNCTION_FAILED;
840
841 return (return_status);
842 }
843
844 /*
845 * qla2x00_wait_for_reset_ready
846 * Wait till the HBA is online after going through
847 * <= MAX_RETRIES_OF_ISP_ABORT or
848 * finally HBA is disabled ie marked offline or flash
849 * operations are in progress.
850 *
851 * Input:
852 * ha - pointer to host adapter structure
853 *
854 * Note:
855 * Does context switching-Release SPIN_LOCK
856 * (if any) before calling this routine.
857 *
858 * Return:
859 * Success (Adapter is online/no flash ops) : 0
860 * Failed (Adapter is offline/disabled/flash ops in progress) : 1
861 */
862 static int
863 qla2x00_wait_for_reset_ready(scsi_qla_host_t *vha)
864 {
865 int return_status;
866 unsigned long wait_online;
867 struct qla_hw_data *ha = vha->hw;
868 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
869
870 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
871 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
872 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
873 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
874 ha->optrom_state != QLA_SWAITING ||
875 ha->dpc_active) && time_before(jiffies, wait_online))
876 msleep(1000);
877
878 if (base_vha->flags.online && ha->optrom_state == QLA_SWAITING)
879 return_status = QLA_SUCCESS;
880 else
881 return_status = QLA_FUNCTION_FAILED;
882
883 ql_dbg(ql_dbg_taskm, vha, 0x8019,
884 "%s return status=%d.\n", __func__, return_status);
885
886 return return_status;
887 }
888
889 int
890 qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha)
891 {
892 int return_status;
893 unsigned long wait_reset;
894 struct qla_hw_data *ha = vha->hw;
895 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
896
897 wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ);
898 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
899 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
900 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
901 ha->dpc_active) && time_before(jiffies, wait_reset)) {
902
903 msleep(1000);
904
905 if (!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
906 ha->flags.chip_reset_done)
907 break;
908 }
909 if (ha->flags.chip_reset_done)
910 return_status = QLA_SUCCESS;
911 else
912 return_status = QLA_FUNCTION_FAILED;
913
914 return return_status;
915 }
916
917 static void
918 sp_get(struct srb *sp)
919 {
920 atomic_inc(&sp->ref_count);
921 }
922
923 /**************************************************************************
924 * qla2xxx_eh_abort
925 *
926 * Description:
927 * The abort function will abort the specified command.
928 *
929 * Input:
930 * cmd = Linux SCSI command packet to be aborted.
931 *
932 * Returns:
933 * Either SUCCESS or FAILED.
934 *
935 * Note:
936 * Only return FAILED if command not returned by firmware.
937 **************************************************************************/
938 static int
939 qla2xxx_eh_abort(struct scsi_cmnd *cmd)
940 {
941 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
942 srb_t *sp;
943 int ret;
944 unsigned int id, lun;
945 unsigned long flags;
946 int wait = 0;
947 struct qla_hw_data *ha = vha->hw;
948
949 if (!CMD_SP(cmd))
950 return SUCCESS;
951
952 ret = fc_block_scsi_eh(cmd);
953 if (ret != 0)
954 return ret;
955 ret = SUCCESS;
956
957 id = cmd->device->id;
958 lun = cmd->device->lun;
959
960 spin_lock_irqsave(&ha->hardware_lock, flags);
961 sp = (srb_t *) CMD_SP(cmd);
962 if (!sp) {
963 spin_unlock_irqrestore(&ha->hardware_lock, flags);
964 return SUCCESS;
965 }
966
967 ql_dbg(ql_dbg_taskm, vha, 0x8002,
968 "Aborting from RISC nexus=%ld:%d:%d sp=%p cmd=%p\n",
969 vha->host_no, id, lun, sp, cmd);
970
971 /* Get a reference to the sp and drop the lock.*/
972 sp_get(sp);
973
974 spin_unlock_irqrestore(&ha->hardware_lock, flags);
975 if (ha->isp_ops->abort_command(sp)) {
976 ret = FAILED;
977 ql_dbg(ql_dbg_taskm, vha, 0x8003,
978 "Abort command mbx failed cmd=%p.\n", cmd);
979 } else {
980 ql_dbg(ql_dbg_taskm, vha, 0x8004,
981 "Abort command mbx success cmd=%p.\n", cmd);
982 wait = 1;
983 }
984
985 spin_lock_irqsave(&ha->hardware_lock, flags);
986 sp->done(ha, sp, 0);
987 spin_unlock_irqrestore(&ha->hardware_lock, flags);
988
989 /* Did the command return during mailbox execution? */
990 if (ret == FAILED && !CMD_SP(cmd))
991 ret = SUCCESS;
992
993 /* Wait for the command to be returned. */
994 if (wait) {
995 if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) {
996 ql_log(ql_log_warn, vha, 0x8006,
997 "Abort handler timed out cmd=%p.\n", cmd);
998 ret = FAILED;
999 }
1000 }
1001
1002 ql_log(ql_log_info, vha, 0x801c,
1003 "Abort command issued nexus=%ld:%d:%d -- %d %x.\n",
1004 vha->host_no, id, lun, wait, ret);
1005
1006 return ret;
1007 }
1008
1009 int
1010 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
1011 unsigned int l, enum nexus_wait_type type)
1012 {
1013 int cnt, match, status;
1014 unsigned long flags;
1015 struct qla_hw_data *ha = vha->hw;
1016 struct req_que *req;
1017 srb_t *sp;
1018 struct scsi_cmnd *cmd;
1019
1020 status = QLA_SUCCESS;
1021
1022 spin_lock_irqsave(&ha->hardware_lock, flags);
1023 req = vha->req;
1024 for (cnt = 1; status == QLA_SUCCESS &&
1025 cnt < req->num_outstanding_cmds; cnt++) {
1026 sp = req->outstanding_cmds[cnt];
1027 if (!sp)
1028 continue;
1029 if (sp->type != SRB_SCSI_CMD)
1030 continue;
1031 if (vha->vp_idx != sp->fcport->vha->vp_idx)
1032 continue;
1033 match = 0;
1034 cmd = GET_CMD_SP(sp);
1035 switch (type) {
1036 case WAIT_HOST:
1037 match = 1;
1038 break;
1039 case WAIT_TARGET:
1040 match = cmd->device->id == t;
1041 break;
1042 case WAIT_LUN:
1043 match = (cmd->device->id == t &&
1044 cmd->device->lun == l);
1045 break;
1046 }
1047 if (!match)
1048 continue;
1049
1050 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1051 status = qla2x00_eh_wait_on_command(cmd);
1052 spin_lock_irqsave(&ha->hardware_lock, flags);
1053 }
1054 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1055
1056 return status;
1057 }
1058
1059 static char *reset_errors[] = {
1060 "HBA not online",
1061 "HBA not ready",
1062 "Task management failed",
1063 "Waiting for command completions",
1064 };
1065
1066 static int
1067 __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
1068 struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int, int))
1069 {
1070 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1071 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1072 int err;
1073
1074 if (!fcport) {
1075 return FAILED;
1076 }
1077
1078 err = fc_block_scsi_eh(cmd);
1079 if (err != 0)
1080 return err;
1081
1082 ql_log(ql_log_info, vha, 0x8009,
1083 "%s RESET ISSUED nexus=%ld:%d:%d cmd=%p.\n", name, vha->host_no,
1084 cmd->device->id, cmd->device->lun, cmd);
1085
1086 err = 0;
1087 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
1088 ql_log(ql_log_warn, vha, 0x800a,
1089 "Wait for hba online failed for cmd=%p.\n", cmd);
1090 goto eh_reset_failed;
1091 }
1092 err = 2;
1093 if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1)
1094 != QLA_SUCCESS) {
1095 ql_log(ql_log_warn, vha, 0x800c,
1096 "do_reset failed for cmd=%p.\n", cmd);
1097 goto eh_reset_failed;
1098 }
1099 err = 3;
1100 if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id,
1101 cmd->device->lun, type) != QLA_SUCCESS) {
1102 ql_log(ql_log_warn, vha, 0x800d,
1103 "wait for pending cmds failed for cmd=%p.\n", cmd);
1104 goto eh_reset_failed;
1105 }
1106
1107 ql_log(ql_log_info, vha, 0x800e,
1108 "%s RESET SUCCEEDED nexus:%ld:%d:%d cmd=%p.\n", name,
1109 vha->host_no, cmd->device->id, cmd->device->lun, cmd);
1110
1111 return SUCCESS;
1112
1113 eh_reset_failed:
1114 ql_log(ql_log_info, vha, 0x800f,
1115 "%s RESET FAILED: %s nexus=%ld:%d:%d cmd=%p.\n", name,
1116 reset_errors[err], vha->host_no, cmd->device->id, cmd->device->lun,
1117 cmd);
1118 return FAILED;
1119 }
1120
1121 static int
1122 qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
1123 {
1124 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1125 struct qla_hw_data *ha = vha->hw;
1126
1127 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd,
1128 ha->isp_ops->lun_reset);
1129 }
1130
1131 static int
1132 qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
1133 {
1134 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1135 struct qla_hw_data *ha = vha->hw;
1136
1137 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd,
1138 ha->isp_ops->target_reset);
1139 }
1140
1141 /**************************************************************************
1142 * qla2xxx_eh_bus_reset
1143 *
1144 * Description:
1145 * The bus reset function will reset the bus and abort any executing
1146 * commands.
1147 *
1148 * Input:
1149 * cmd = Linux SCSI command packet of the command that cause the
1150 * bus reset.
1151 *
1152 * Returns:
1153 * SUCCESS/FAILURE (defined as macro in scsi.h).
1154 *
1155 **************************************************************************/
1156 static int
1157 qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
1158 {
1159 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1160 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1161 int ret = FAILED;
1162 unsigned int id, lun;
1163
1164 id = cmd->device->id;
1165 lun = cmd->device->lun;
1166
1167 if (!fcport) {
1168 return ret;
1169 }
1170
1171 ret = fc_block_scsi_eh(cmd);
1172 if (ret != 0)
1173 return ret;
1174 ret = FAILED;
1175
1176 ql_log(ql_log_info, vha, 0x8012,
1177 "BUS RESET ISSUED nexus=%ld:%d:%d.\n", vha->host_no, id, lun);
1178
1179 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
1180 ql_log(ql_log_fatal, vha, 0x8013,
1181 "Wait for hba online failed board disabled.\n");
1182 goto eh_bus_reset_done;
1183 }
1184
1185 if (qla2x00_loop_reset(vha) == QLA_SUCCESS)
1186 ret = SUCCESS;
1187
1188 if (ret == FAILED)
1189 goto eh_bus_reset_done;
1190
1191 /* Flush outstanding commands. */
1192 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) !=
1193 QLA_SUCCESS) {
1194 ql_log(ql_log_warn, vha, 0x8014,
1195 "Wait for pending commands failed.\n");
1196 ret = FAILED;
1197 }
1198
1199 eh_bus_reset_done:
1200 ql_log(ql_log_warn, vha, 0x802b,
1201 "BUS RESET %s nexus=%ld:%d:%d.\n",
1202 (ret == FAILED) ? "FAILED" : "SUCCEEDED", vha->host_no, id, lun);
1203
1204 return ret;
1205 }
1206
1207 /**************************************************************************
1208 * qla2xxx_eh_host_reset
1209 *
1210 * Description:
1211 * The reset function will reset the Adapter.
1212 *
1213 * Input:
1214 * cmd = Linux SCSI command packet of the command that cause the
1215 * adapter reset.
1216 *
1217 * Returns:
1218 * Either SUCCESS or FAILED.
1219 *
1220 * Note:
1221 **************************************************************************/
1222 static int
1223 qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
1224 {
1225 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1226 struct qla_hw_data *ha = vha->hw;
1227 int ret = FAILED;
1228 unsigned int id, lun;
1229 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
1230
1231 id = cmd->device->id;
1232 lun = cmd->device->lun;
1233
1234 ql_log(ql_log_info, vha, 0x8018,
1235 "ADAPTER RESET ISSUED nexus=%ld:%d:%d.\n", vha->host_no, id, lun);
1236
1237 if (qla2x00_wait_for_reset_ready(vha) != QLA_SUCCESS)
1238 goto eh_host_reset_lock;
1239
1240 if (vha != base_vha) {
1241 if (qla2x00_vp_abort_isp(vha))
1242 goto eh_host_reset_lock;
1243 } else {
1244 if (IS_P3P_TYPE(vha->hw)) {
1245 if (!qla82xx_fcoe_ctx_reset(vha)) {
1246 /* Ctx reset success */
1247 ret = SUCCESS;
1248 goto eh_host_reset_lock;
1249 }
1250 /* fall thru if ctx reset failed */
1251 }
1252 if (ha->wq)
1253 flush_workqueue(ha->wq);
1254
1255 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1256 if (ha->isp_ops->abort_isp(base_vha)) {
1257 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1258 /* failed. schedule dpc to try */
1259 set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
1260
1261 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
1262 ql_log(ql_log_warn, vha, 0x802a,
1263 "wait for hba online failed.\n");
1264 goto eh_host_reset_lock;
1265 }
1266 }
1267 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1268 }
1269
1270 /* Waiting for command to be returned to OS.*/
1271 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) ==
1272 QLA_SUCCESS)
1273 ret = SUCCESS;
1274
1275 eh_host_reset_lock:
1276 ql_log(ql_log_info, vha, 0x8017,
1277 "ADAPTER RESET %s nexus=%ld:%d:%d.\n",
1278 (ret == FAILED) ? "FAILED" : "SUCCEEDED", vha->host_no, id, lun);
1279
1280 return ret;
1281 }
1282
1283 /*
1284 * qla2x00_loop_reset
1285 * Issue loop reset.
1286 *
1287 * Input:
1288 * ha = adapter block pointer.
1289 *
1290 * Returns:
1291 * 0 = success
1292 */
1293 int
1294 qla2x00_loop_reset(scsi_qla_host_t *vha)
1295 {
1296 int ret;
1297 struct fc_port *fcport;
1298 struct qla_hw_data *ha = vha->hw;
1299
1300 if (IS_QLAFX00(ha)) {
1301 return qlafx00_loop_reset(vha);
1302 }
1303
1304 if (ql2xtargetreset == 1 && ha->flags.enable_target_reset) {
1305 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1306 if (fcport->port_type != FCT_TARGET)
1307 continue;
1308
1309 ret = ha->isp_ops->target_reset(fcport, 0, 0);
1310 if (ret != QLA_SUCCESS) {
1311 ql_dbg(ql_dbg_taskm, vha, 0x802c,
1312 "Bus Reset failed: Reset=%d "
1313 "d_id=%x.\n", ret, fcport->d_id.b24);
1314 }
1315 }
1316 }
1317
1318
1319 if (ha->flags.enable_lip_full_login && !IS_CNA_CAPABLE(ha)) {
1320 atomic_set(&vha->loop_state, LOOP_DOWN);
1321 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1322 qla2x00_mark_all_devices_lost(vha, 0);
1323 ret = qla2x00_full_login_lip(vha);
1324 if (ret != QLA_SUCCESS) {
1325 ql_dbg(ql_dbg_taskm, vha, 0x802d,
1326 "full_login_lip=%d.\n", ret);
1327 }
1328 }
1329
1330 if (ha->flags.enable_lip_reset) {
1331 ret = qla2x00_lip_reset(vha);
1332 if (ret != QLA_SUCCESS)
1333 ql_dbg(ql_dbg_taskm, vha, 0x802e,
1334 "lip_reset failed (%d).\n", ret);
1335 }
1336
1337 /* Issue marker command only when we are going to start the I/O */
1338 vha->marker_needed = 1;
1339
1340 return QLA_SUCCESS;
1341 }
1342
1343 void
1344 qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
1345 {
1346 int que, cnt;
1347 unsigned long flags;
1348 srb_t *sp;
1349 struct qla_hw_data *ha = vha->hw;
1350 struct req_que *req;
1351
1352 spin_lock_irqsave(&ha->hardware_lock, flags);
1353 for (que = 0; que < ha->max_req_queues; que++) {
1354 req = ha->req_q_map[que];
1355 if (!req)
1356 continue;
1357 if (!req->outstanding_cmds)
1358 continue;
1359 for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) {
1360 sp = req->outstanding_cmds[cnt];
1361 if (sp) {
1362 req->outstanding_cmds[cnt] = NULL;
1363 sp->done(vha, sp, res);
1364 }
1365 }
1366 }
1367 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1368 }
1369
1370 static int
1371 qla2xxx_slave_alloc(struct scsi_device *sdev)
1372 {
1373 struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
1374
1375 if (!rport || fc_remote_port_chkready(rport))
1376 return -ENXIO;
1377
1378 sdev->hostdata = *(fc_port_t **)rport->dd_data;
1379
1380 return 0;
1381 }
1382
1383 static int
1384 qla2xxx_slave_configure(struct scsi_device *sdev)
1385 {
1386 scsi_qla_host_t *vha = shost_priv(sdev->host);
1387 struct req_que *req = vha->req;
1388
1389 if (IS_T10_PI_CAPABLE(vha->hw))
1390 blk_queue_update_dma_alignment(sdev->request_queue, 0x7);
1391
1392 if (sdev->tagged_supported)
1393 scsi_activate_tcq(sdev, req->max_q_depth);
1394 else
1395 scsi_deactivate_tcq(sdev, req->max_q_depth);
1396 return 0;
1397 }
1398
1399 static void
1400 qla2xxx_slave_destroy(struct scsi_device *sdev)
1401 {
1402 sdev->hostdata = NULL;
1403 }
1404
1405 static void qla2x00_handle_queue_full(struct scsi_device *sdev, int qdepth)
1406 {
1407 fc_port_t *fcport = (struct fc_port *) sdev->hostdata;
1408
1409 if (!scsi_track_queue_full(sdev, qdepth))
1410 return;
1411
1412 ql_dbg(ql_dbg_io, fcport->vha, 0x3029,
1413 "Queue depth adjusted-down to %d for nexus=%ld:%d:%d.\n",
1414 sdev->queue_depth, fcport->vha->host_no, sdev->id, sdev->lun);
1415 }
1416
1417 static void qla2x00_adjust_sdev_qdepth_up(struct scsi_device *sdev, int qdepth)
1418 {
1419 fc_port_t *fcport = sdev->hostdata;
1420 struct scsi_qla_host *vha = fcport->vha;
1421 struct req_que *req = NULL;
1422
1423 req = vha->req;
1424 if (!req)
1425 return;
1426
1427 if (req->max_q_depth <= sdev->queue_depth || req->max_q_depth < qdepth)
1428 return;
1429
1430 if (sdev->ordered_tags)
1431 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, qdepth);
1432 else
1433 scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, qdepth);
1434
1435 ql_dbg(ql_dbg_io, vha, 0x302a,
1436 "Queue depth adjusted-up to %d for nexus=%ld:%d:%d.\n",
1437 sdev->queue_depth, fcport->vha->host_no, sdev->id, sdev->lun);
1438 }
1439
1440 static int
1441 qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason)
1442 {
1443 switch (reason) {
1444 case SCSI_QDEPTH_DEFAULT:
1445 scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth);
1446 break;
1447 case SCSI_QDEPTH_QFULL:
1448 qla2x00_handle_queue_full(sdev, qdepth);
1449 break;
1450 case SCSI_QDEPTH_RAMP_UP:
1451 qla2x00_adjust_sdev_qdepth_up(sdev, qdepth);
1452 break;
1453 default:
1454 return -EOPNOTSUPP;
1455 }
1456
1457 return sdev->queue_depth;
1458 }
1459
1460 static int
1461 qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type)
1462 {
1463 if (sdev->tagged_supported) {
1464 scsi_set_tag_type(sdev, tag_type);
1465 if (tag_type)
1466 scsi_activate_tcq(sdev, sdev->queue_depth);
1467 else
1468 scsi_deactivate_tcq(sdev, sdev->queue_depth);
1469 } else
1470 tag_type = 0;
1471
1472 return tag_type;
1473 }
1474
1475 /**
1476 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1477 * @ha: HA context
1478 *
1479 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1480 * supported addressing method.
1481 */
1482 static void
1483 qla2x00_config_dma_addressing(struct qla_hw_data *ha)
1484 {
1485 /* Assume a 32bit DMA mask. */
1486 ha->flags.enable_64bit_addressing = 0;
1487
1488 if (!dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) {
1489 /* Any upper-dword bits set? */
1490 if (MSD(dma_get_required_mask(&ha->pdev->dev)) &&
1491 !pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(64))) {
1492 /* Ok, a 64bit DMA mask is applicable. */
1493 ha->flags.enable_64bit_addressing = 1;
1494 ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64;
1495 ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64;
1496 return;
1497 }
1498 }
1499
1500 dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32));
1501 pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(32));
1502 }
1503
1504 static void
1505 qla2x00_enable_intrs(struct qla_hw_data *ha)
1506 {
1507 unsigned long flags = 0;
1508 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1509
1510 spin_lock_irqsave(&ha->hardware_lock, flags);
1511 ha->interrupts_on = 1;
1512 /* enable risc and host interrupts */
1513 WRT_REG_WORD(&reg->ictrl, ICR_EN_INT | ICR_EN_RISC);
1514 RD_REG_WORD(&reg->ictrl);
1515 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1516
1517 }
1518
1519 static void
1520 qla2x00_disable_intrs(struct qla_hw_data *ha)
1521 {
1522 unsigned long flags = 0;
1523 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1524
1525 spin_lock_irqsave(&ha->hardware_lock, flags);
1526 ha->interrupts_on = 0;
1527 /* disable risc and host interrupts */
1528 WRT_REG_WORD(&reg->ictrl, 0);
1529 RD_REG_WORD(&reg->ictrl);
1530 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1531 }
1532
1533 static void
1534 qla24xx_enable_intrs(struct qla_hw_data *ha)
1535 {
1536 unsigned long flags = 0;
1537 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1538
1539 spin_lock_irqsave(&ha->hardware_lock, flags);
1540 ha->interrupts_on = 1;
1541 WRT_REG_DWORD(&reg->ictrl, ICRX_EN_RISC_INT);
1542 RD_REG_DWORD(&reg->ictrl);
1543 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1544 }
1545
1546 static void
1547 qla24xx_disable_intrs(struct qla_hw_data *ha)
1548 {
1549 unsigned long flags = 0;
1550 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1551
1552 if (IS_NOPOLLING_TYPE(ha))
1553 return;
1554 spin_lock_irqsave(&ha->hardware_lock, flags);
1555 ha->interrupts_on = 0;
1556 WRT_REG_DWORD(&reg->ictrl, 0);
1557 RD_REG_DWORD(&reg->ictrl);
1558 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1559 }
1560
1561 static int
1562 qla2x00_iospace_config(struct qla_hw_data *ha)
1563 {
1564 resource_size_t pio;
1565 uint16_t msix;
1566 int cpus;
1567
1568 if (pci_request_selected_regions(ha->pdev, ha->bars,
1569 QLA2XXX_DRIVER_NAME)) {
1570 ql_log_pci(ql_log_fatal, ha->pdev, 0x0011,
1571 "Failed to reserve PIO/MMIO regions (%s), aborting.\n",
1572 pci_name(ha->pdev));
1573 goto iospace_error_exit;
1574 }
1575 if (!(ha->bars & 1))
1576 goto skip_pio;
1577
1578 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1579 pio = pci_resource_start(ha->pdev, 0);
1580 if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) {
1581 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) {
1582 ql_log_pci(ql_log_warn, ha->pdev, 0x0012,
1583 "Invalid pci I/O region size (%s).\n",
1584 pci_name(ha->pdev));
1585 pio = 0;
1586 }
1587 } else {
1588 ql_log_pci(ql_log_warn, ha->pdev, 0x0013,
1589 "Region #0 no a PIO resource (%s).\n",
1590 pci_name(ha->pdev));
1591 pio = 0;
1592 }
1593 ha->pio_address = pio;
1594 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0014,
1595 "PIO address=%llu.\n",
1596 (unsigned long long)ha->pio_address);
1597
1598 skip_pio:
1599 /* Use MMIO operations for all accesses. */
1600 if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) {
1601 ql_log_pci(ql_log_fatal, ha->pdev, 0x0015,
1602 "Region #1 not an MMIO resource (%s), aborting.\n",
1603 pci_name(ha->pdev));
1604 goto iospace_error_exit;
1605 }
1606 if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) {
1607 ql_log_pci(ql_log_fatal, ha->pdev, 0x0016,
1608 "Invalid PCI mem region size (%s), aborting.\n",
1609 pci_name(ha->pdev));
1610 goto iospace_error_exit;
1611 }
1612
1613 ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN);
1614 if (!ha->iobase) {
1615 ql_log_pci(ql_log_fatal, ha->pdev, 0x0017,
1616 "Cannot remap MMIO (%s), aborting.\n",
1617 pci_name(ha->pdev));
1618 goto iospace_error_exit;
1619 }
1620
1621 /* Determine queue resources */
1622 ha->max_req_queues = ha->max_rsp_queues = 1;
1623 if ((ql2xmaxqueues <= 1 && !ql2xmultique_tag) ||
1624 (ql2xmaxqueues > 1 && ql2xmultique_tag) ||
1625 (!IS_QLA25XX(ha) && !IS_QLA81XX(ha)))
1626 goto mqiobase_exit;
1627
1628 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3),
1629 pci_resource_len(ha->pdev, 3));
1630 if (ha->mqiobase) {
1631 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0018,
1632 "MQIO Base=%p.\n", ha->mqiobase);
1633 /* Read MSIX vector size of the board */
1634 pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix);
1635 ha->msix_count = msix;
1636 /* Max queues are bounded by available msix vectors */
1637 /* queue 0 uses two msix vectors */
1638 if (ql2xmultique_tag) {
1639 cpus = num_online_cpus();
1640 ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ?
1641 (cpus + 1) : (ha->msix_count - 1);
1642 ha->max_req_queues = 2;
1643 } else if (ql2xmaxqueues > 1) {
1644 ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ?
1645 QLA_MQ_SIZE : ql2xmaxqueues;
1646 ql_dbg_pci(ql_dbg_multiq, ha->pdev, 0xc008,
1647 "QoS mode set, max no of request queues:%d.\n",
1648 ha->max_req_queues);
1649 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0019,
1650 "QoS mode set, max no of request queues:%d.\n",
1651 ha->max_req_queues);
1652 }
1653 ql_log_pci(ql_log_info, ha->pdev, 0x001a,
1654 "MSI-X vector count: %d.\n", msix);
1655 } else
1656 ql_log_pci(ql_log_info, ha->pdev, 0x001b,
1657 "BAR 3 not enabled.\n");
1658
1659 mqiobase_exit:
1660 ha->msix_count = ha->max_rsp_queues + 1;
1661 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x001c,
1662 "MSIX Count:%d.\n", ha->msix_count);
1663 return (0);
1664
1665 iospace_error_exit:
1666 return (-ENOMEM);
1667 }
1668
1669
1670 static int
1671 qla83xx_iospace_config(struct qla_hw_data *ha)
1672 {
1673 uint16_t msix;
1674 int cpus;
1675
1676 if (pci_request_selected_regions(ha->pdev, ha->bars,
1677 QLA2XXX_DRIVER_NAME)) {
1678 ql_log_pci(ql_log_fatal, ha->pdev, 0x0117,
1679 "Failed to reserve PIO/MMIO regions (%s), aborting.\n",
1680 pci_name(ha->pdev));
1681
1682 goto iospace_error_exit;
1683 }
1684
1685 /* Use MMIO operations for all accesses. */
1686 if (!(pci_resource_flags(ha->pdev, 0) & IORESOURCE_MEM)) {
1687 ql_log_pci(ql_log_warn, ha->pdev, 0x0118,
1688 "Invalid pci I/O region size (%s).\n",
1689 pci_name(ha->pdev));
1690 goto iospace_error_exit;
1691 }
1692 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) {
1693 ql_log_pci(ql_log_warn, ha->pdev, 0x0119,
1694 "Invalid PCI mem region size (%s), aborting\n",
1695 pci_name(ha->pdev));
1696 goto iospace_error_exit;
1697 }
1698
1699 ha->iobase = ioremap(pci_resource_start(ha->pdev, 0), MIN_IOBASE_LEN);
1700 if (!ha->iobase) {
1701 ql_log_pci(ql_log_fatal, ha->pdev, 0x011a,
1702 "Cannot remap MMIO (%s), aborting.\n",
1703 pci_name(ha->pdev));
1704 goto iospace_error_exit;
1705 }
1706
1707 /* 64bit PCI BAR - BAR2 will correspoond to region 4 */
1708 /* 83XX 26XX always use MQ type access for queues
1709 * - mbar 2, a.k.a region 4 */
1710 ha->max_req_queues = ha->max_rsp_queues = 1;
1711 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 4),
1712 pci_resource_len(ha->pdev, 4));
1713
1714 if (!ha->mqiobase) {
1715 ql_log_pci(ql_log_fatal, ha->pdev, 0x011d,
1716 "BAR2/region4 not enabled\n");
1717 goto mqiobase_exit;
1718 }
1719
1720 ha->msixbase = ioremap(pci_resource_start(ha->pdev, 2),
1721 pci_resource_len(ha->pdev, 2));
1722 if (ha->msixbase) {
1723 /* Read MSIX vector size of the board */
1724 pci_read_config_word(ha->pdev,
1725 QLA_83XX_PCI_MSIX_CONTROL, &msix);
1726 ha->msix_count = msix;
1727 /* Max queues are bounded by available msix vectors */
1728 /* queue 0 uses two msix vectors */
1729 if (ql2xmultique_tag) {
1730 cpus = num_online_cpus();
1731 ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ?
1732 (cpus + 1) : (ha->msix_count - 1);
1733 ha->max_req_queues = 2;
1734 } else if (ql2xmaxqueues > 1) {
1735 ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ?
1736 QLA_MQ_SIZE : ql2xmaxqueues;
1737 ql_dbg_pci(ql_dbg_multiq, ha->pdev, 0xc00c,
1738 "QoS mode set, max no of request queues:%d.\n",
1739 ha->max_req_queues);
1740 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b,
1741 "QoS mode set, max no of request queues:%d.\n",
1742 ha->max_req_queues);
1743 }
1744 ql_log_pci(ql_log_info, ha->pdev, 0x011c,
1745 "MSI-X vector count: %d.\n", msix);
1746 } else
1747 ql_log_pci(ql_log_info, ha->pdev, 0x011e,
1748 "BAR 1 not enabled.\n");
1749
1750 mqiobase_exit:
1751 ha->msix_count = ha->max_rsp_queues + 1;
1752
1753 qlt_83xx_iospace_config(ha);
1754
1755 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011f,
1756 "MSIX Count:%d.\n", ha->msix_count);
1757 return 0;
1758
1759 iospace_error_exit:
1760 return -ENOMEM;
1761 }
1762
1763 static struct isp_operations qla2100_isp_ops = {
1764 .pci_config = qla2100_pci_config,
1765 .reset_chip = qla2x00_reset_chip,
1766 .chip_diag = qla2x00_chip_diag,
1767 .config_rings = qla2x00_config_rings,
1768 .reset_adapter = qla2x00_reset_adapter,
1769 .nvram_config = qla2x00_nvram_config,
1770 .update_fw_options = qla2x00_update_fw_options,
1771 .load_risc = qla2x00_load_risc,
1772 .pci_info_str = qla2x00_pci_info_str,
1773 .fw_version_str = qla2x00_fw_version_str,
1774 .intr_handler = qla2100_intr_handler,
1775 .enable_intrs = qla2x00_enable_intrs,
1776 .disable_intrs = qla2x00_disable_intrs,
1777 .abort_command = qla2x00_abort_command,
1778 .target_reset = qla2x00_abort_target,
1779 .lun_reset = qla2x00_lun_reset,
1780 .fabric_login = qla2x00_login_fabric,
1781 .fabric_logout = qla2x00_fabric_logout,
1782 .calc_req_entries = qla2x00_calc_iocbs_32,
1783 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1784 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1785 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1786 .read_nvram = qla2x00_read_nvram_data,
1787 .write_nvram = qla2x00_write_nvram_data,
1788 .fw_dump = qla2100_fw_dump,
1789 .beacon_on = NULL,
1790 .beacon_off = NULL,
1791 .beacon_blink = NULL,
1792 .read_optrom = qla2x00_read_optrom_data,
1793 .write_optrom = qla2x00_write_optrom_data,
1794 .get_flash_version = qla2x00_get_flash_version,
1795 .start_scsi = qla2x00_start_scsi,
1796 .abort_isp = qla2x00_abort_isp,
1797 .iospace_config = qla2x00_iospace_config,
1798 .initialize_adapter = qla2x00_initialize_adapter,
1799 };
1800
1801 static struct isp_operations qla2300_isp_ops = {
1802 .pci_config = qla2300_pci_config,
1803 .reset_chip = qla2x00_reset_chip,
1804 .chip_diag = qla2x00_chip_diag,
1805 .config_rings = qla2x00_config_rings,
1806 .reset_adapter = qla2x00_reset_adapter,
1807 .nvram_config = qla2x00_nvram_config,
1808 .update_fw_options = qla2x00_update_fw_options,
1809 .load_risc = qla2x00_load_risc,
1810 .pci_info_str = qla2x00_pci_info_str,
1811 .fw_version_str = qla2x00_fw_version_str,
1812 .intr_handler = qla2300_intr_handler,
1813 .enable_intrs = qla2x00_enable_intrs,
1814 .disable_intrs = qla2x00_disable_intrs,
1815 .abort_command = qla2x00_abort_command,
1816 .target_reset = qla2x00_abort_target,
1817 .lun_reset = qla2x00_lun_reset,
1818 .fabric_login = qla2x00_login_fabric,
1819 .fabric_logout = qla2x00_fabric_logout,
1820 .calc_req_entries = qla2x00_calc_iocbs_32,
1821 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1822 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1823 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1824 .read_nvram = qla2x00_read_nvram_data,
1825 .write_nvram = qla2x00_write_nvram_data,
1826 .fw_dump = qla2300_fw_dump,
1827 .beacon_on = qla2x00_beacon_on,
1828 .beacon_off = qla2x00_beacon_off,
1829 .beacon_blink = qla2x00_beacon_blink,
1830 .read_optrom = qla2x00_read_optrom_data,
1831 .write_optrom = qla2x00_write_optrom_data,
1832 .get_flash_version = qla2x00_get_flash_version,
1833 .start_scsi = qla2x00_start_scsi,
1834 .abort_isp = qla2x00_abort_isp,
1835 .iospace_config = qla2x00_iospace_config,
1836 .initialize_adapter = qla2x00_initialize_adapter,
1837 };
1838
1839 static struct isp_operations qla24xx_isp_ops = {
1840 .pci_config = qla24xx_pci_config,
1841 .reset_chip = qla24xx_reset_chip,
1842 .chip_diag = qla24xx_chip_diag,
1843 .config_rings = qla24xx_config_rings,
1844 .reset_adapter = qla24xx_reset_adapter,
1845 .nvram_config = qla24xx_nvram_config,
1846 .update_fw_options = qla24xx_update_fw_options,
1847 .load_risc = qla24xx_load_risc,
1848 .pci_info_str = qla24xx_pci_info_str,
1849 .fw_version_str = qla24xx_fw_version_str,
1850 .intr_handler = qla24xx_intr_handler,
1851 .enable_intrs = qla24xx_enable_intrs,
1852 .disable_intrs = qla24xx_disable_intrs,
1853 .abort_command = qla24xx_abort_command,
1854 .target_reset = qla24xx_abort_target,
1855 .lun_reset = qla24xx_lun_reset,
1856 .fabric_login = qla24xx_login_fabric,
1857 .fabric_logout = qla24xx_fabric_logout,
1858 .calc_req_entries = NULL,
1859 .build_iocbs = NULL,
1860 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1861 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1862 .read_nvram = qla24xx_read_nvram_data,
1863 .write_nvram = qla24xx_write_nvram_data,
1864 .fw_dump = qla24xx_fw_dump,
1865 .beacon_on = qla24xx_beacon_on,
1866 .beacon_off = qla24xx_beacon_off,
1867 .beacon_blink = qla24xx_beacon_blink,
1868 .read_optrom = qla24xx_read_optrom_data,
1869 .write_optrom = qla24xx_write_optrom_data,
1870 .get_flash_version = qla24xx_get_flash_version,
1871 .start_scsi = qla24xx_start_scsi,
1872 .abort_isp = qla2x00_abort_isp,
1873 .iospace_config = qla2x00_iospace_config,
1874 .initialize_adapter = qla2x00_initialize_adapter,
1875 };
1876
1877 static struct isp_operations qla25xx_isp_ops = {
1878 .pci_config = qla25xx_pci_config,
1879 .reset_chip = qla24xx_reset_chip,
1880 .chip_diag = qla24xx_chip_diag,
1881 .config_rings = qla24xx_config_rings,
1882 .reset_adapter = qla24xx_reset_adapter,
1883 .nvram_config = qla24xx_nvram_config,
1884 .update_fw_options = qla24xx_update_fw_options,
1885 .load_risc = qla24xx_load_risc,
1886 .pci_info_str = qla24xx_pci_info_str,
1887 .fw_version_str = qla24xx_fw_version_str,
1888 .intr_handler = qla24xx_intr_handler,
1889 .enable_intrs = qla24xx_enable_intrs,
1890 .disable_intrs = qla24xx_disable_intrs,
1891 .abort_command = qla24xx_abort_command,
1892 .target_reset = qla24xx_abort_target,
1893 .lun_reset = qla24xx_lun_reset,
1894 .fabric_login = qla24xx_login_fabric,
1895 .fabric_logout = qla24xx_fabric_logout,
1896 .calc_req_entries = NULL,
1897 .build_iocbs = NULL,
1898 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1899 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1900 .read_nvram = qla25xx_read_nvram_data,
1901 .write_nvram = qla25xx_write_nvram_data,
1902 .fw_dump = qla25xx_fw_dump,
1903 .beacon_on = qla24xx_beacon_on,
1904 .beacon_off = qla24xx_beacon_off,
1905 .beacon_blink = qla24xx_beacon_blink,
1906 .read_optrom = qla25xx_read_optrom_data,
1907 .write_optrom = qla24xx_write_optrom_data,
1908 .get_flash_version = qla24xx_get_flash_version,
1909 .start_scsi = qla24xx_dif_start_scsi,
1910 .abort_isp = qla2x00_abort_isp,
1911 .iospace_config = qla2x00_iospace_config,
1912 .initialize_adapter = qla2x00_initialize_adapter,
1913 };
1914
1915 static struct isp_operations qla81xx_isp_ops = {
1916 .pci_config = qla25xx_pci_config,
1917 .reset_chip = qla24xx_reset_chip,
1918 .chip_diag = qla24xx_chip_diag,
1919 .config_rings = qla24xx_config_rings,
1920 .reset_adapter = qla24xx_reset_adapter,
1921 .nvram_config = qla81xx_nvram_config,
1922 .update_fw_options = qla81xx_update_fw_options,
1923 .load_risc = qla81xx_load_risc,
1924 .pci_info_str = qla24xx_pci_info_str,
1925 .fw_version_str = qla24xx_fw_version_str,
1926 .intr_handler = qla24xx_intr_handler,
1927 .enable_intrs = qla24xx_enable_intrs,
1928 .disable_intrs = qla24xx_disable_intrs,
1929 .abort_command = qla24xx_abort_command,
1930 .target_reset = qla24xx_abort_target,
1931 .lun_reset = qla24xx_lun_reset,
1932 .fabric_login = qla24xx_login_fabric,
1933 .fabric_logout = qla24xx_fabric_logout,
1934 .calc_req_entries = NULL,
1935 .build_iocbs = NULL,
1936 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1937 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1938 .read_nvram = NULL,
1939 .write_nvram = NULL,
1940 .fw_dump = qla81xx_fw_dump,
1941 .beacon_on = qla24xx_beacon_on,
1942 .beacon_off = qla24xx_beacon_off,
1943 .beacon_blink = qla83xx_beacon_blink,
1944 .read_optrom = qla25xx_read_optrom_data,
1945 .write_optrom = qla24xx_write_optrom_data,
1946 .get_flash_version = qla24xx_get_flash_version,
1947 .start_scsi = qla24xx_dif_start_scsi,
1948 .abort_isp = qla2x00_abort_isp,
1949 .iospace_config = qla2x00_iospace_config,
1950 .initialize_adapter = qla2x00_initialize_adapter,
1951 };
1952
1953 static struct isp_operations qla82xx_isp_ops = {
1954 .pci_config = qla82xx_pci_config,
1955 .reset_chip = qla82xx_reset_chip,
1956 .chip_diag = qla24xx_chip_diag,
1957 .config_rings = qla82xx_config_rings,
1958 .reset_adapter = qla24xx_reset_adapter,
1959 .nvram_config = qla81xx_nvram_config,
1960 .update_fw_options = qla24xx_update_fw_options,
1961 .load_risc = qla82xx_load_risc,
1962 .pci_info_str = qla24xx_pci_info_str,
1963 .fw_version_str = qla24xx_fw_version_str,
1964 .intr_handler = qla82xx_intr_handler,
1965 .enable_intrs = qla82xx_enable_intrs,
1966 .disable_intrs = qla82xx_disable_intrs,
1967 .abort_command = qla24xx_abort_command,
1968 .target_reset = qla24xx_abort_target,
1969 .lun_reset = qla24xx_lun_reset,
1970 .fabric_login = qla24xx_login_fabric,
1971 .fabric_logout = qla24xx_fabric_logout,
1972 .calc_req_entries = NULL,
1973 .build_iocbs = NULL,
1974 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1975 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1976 .read_nvram = qla24xx_read_nvram_data,
1977 .write_nvram = qla24xx_write_nvram_data,
1978 .fw_dump = qla24xx_fw_dump,
1979 .beacon_on = qla82xx_beacon_on,
1980 .beacon_off = qla82xx_beacon_off,
1981 .beacon_blink = NULL,
1982 .read_optrom = qla82xx_read_optrom_data,
1983 .write_optrom = qla82xx_write_optrom_data,
1984 .get_flash_version = qla82xx_get_flash_version,
1985 .start_scsi = qla82xx_start_scsi,
1986 .abort_isp = qla82xx_abort_isp,
1987 .iospace_config = qla82xx_iospace_config,
1988 .initialize_adapter = qla2x00_initialize_adapter,
1989 };
1990
1991 static struct isp_operations qla8044_isp_ops = {
1992 .pci_config = qla82xx_pci_config,
1993 .reset_chip = qla82xx_reset_chip,
1994 .chip_diag = qla24xx_chip_diag,
1995 .config_rings = qla82xx_config_rings,
1996 .reset_adapter = qla24xx_reset_adapter,
1997 .nvram_config = qla81xx_nvram_config,
1998 .update_fw_options = qla24xx_update_fw_options,
1999 .load_risc = qla82xx_load_risc,
2000 .pci_info_str = qla24xx_pci_info_str,
2001 .fw_version_str = qla24xx_fw_version_str,
2002 .intr_handler = qla8044_intr_handler,
2003 .enable_intrs = qla82xx_enable_intrs,
2004 .disable_intrs = qla82xx_disable_intrs,
2005 .abort_command = qla24xx_abort_command,
2006 .target_reset = qla24xx_abort_target,
2007 .lun_reset = qla24xx_lun_reset,
2008 .fabric_login = qla24xx_login_fabric,
2009 .fabric_logout = qla24xx_fabric_logout,
2010 .calc_req_entries = NULL,
2011 .build_iocbs = NULL,
2012 .prep_ms_iocb = qla24xx_prep_ms_iocb,
2013 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
2014 .read_nvram = NULL,
2015 .write_nvram = NULL,
2016 .fw_dump = qla24xx_fw_dump,
2017 .beacon_on = qla82xx_beacon_on,
2018 .beacon_off = qla82xx_beacon_off,
2019 .beacon_blink = NULL,
2020 .read_optrom = qla82xx_read_optrom_data,
2021 .write_optrom = qla8044_write_optrom_data,
2022 .get_flash_version = qla82xx_get_flash_version,
2023 .start_scsi = qla82xx_start_scsi,
2024 .abort_isp = qla8044_abort_isp,
2025 .iospace_config = qla82xx_iospace_config,
2026 .initialize_adapter = qla2x00_initialize_adapter,
2027 };
2028
2029 static struct isp_operations qla83xx_isp_ops = {
2030 .pci_config = qla25xx_pci_config,
2031 .reset_chip = qla24xx_reset_chip,
2032 .chip_diag = qla24xx_chip_diag,
2033 .config_rings = qla24xx_config_rings,
2034 .reset_adapter = qla24xx_reset_adapter,
2035 .nvram_config = qla81xx_nvram_config,
2036 .update_fw_options = qla81xx_update_fw_options,
2037 .load_risc = qla81xx_load_risc,
2038 .pci_info_str = qla24xx_pci_info_str,
2039 .fw_version_str = qla24xx_fw_version_str,
2040 .intr_handler = qla24xx_intr_handler,
2041 .enable_intrs = qla24xx_enable_intrs,
2042 .disable_intrs = qla24xx_disable_intrs,
2043 .abort_command = qla24xx_abort_command,
2044 .target_reset = qla24xx_abort_target,
2045 .lun_reset = qla24xx_lun_reset,
2046 .fabric_login = qla24xx_login_fabric,
2047 .fabric_logout = qla24xx_fabric_logout,
2048 .calc_req_entries = NULL,
2049 .build_iocbs = NULL,
2050 .prep_ms_iocb = qla24xx_prep_ms_iocb,
2051 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
2052 .read_nvram = NULL,
2053 .write_nvram = NULL,
2054 .fw_dump = qla83xx_fw_dump,
2055 .beacon_on = qla24xx_beacon_on,
2056 .beacon_off = qla24xx_beacon_off,
2057 .beacon_blink = qla83xx_beacon_blink,
2058 .read_optrom = qla25xx_read_optrom_data,
2059 .write_optrom = qla24xx_write_optrom_data,
2060 .get_flash_version = qla24xx_get_flash_version,
2061 .start_scsi = qla24xx_dif_start_scsi,
2062 .abort_isp = qla2x00_abort_isp,
2063 .iospace_config = qla83xx_iospace_config,
2064 .initialize_adapter = qla2x00_initialize_adapter,
2065 };
2066
2067 static struct isp_operations qlafx00_isp_ops = {
2068 .pci_config = qlafx00_pci_config,
2069 .reset_chip = qlafx00_soft_reset,
2070 .chip_diag = qlafx00_chip_diag,
2071 .config_rings = qlafx00_config_rings,
2072 .reset_adapter = qlafx00_soft_reset,
2073 .nvram_config = NULL,
2074 .update_fw_options = NULL,
2075 .load_risc = NULL,
2076 .pci_info_str = qlafx00_pci_info_str,
2077 .fw_version_str = qlafx00_fw_version_str,
2078 .intr_handler = qlafx00_intr_handler,
2079 .enable_intrs = qlafx00_enable_intrs,
2080 .disable_intrs = qlafx00_disable_intrs,
2081 .abort_command = qlafx00_abort_command,
2082 .target_reset = qlafx00_abort_target,
2083 .lun_reset = qlafx00_lun_reset,
2084 .fabric_login = NULL,
2085 .fabric_logout = NULL,
2086 .calc_req_entries = NULL,
2087 .build_iocbs = NULL,
2088 .prep_ms_iocb = qla24xx_prep_ms_iocb,
2089 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
2090 .read_nvram = qla24xx_read_nvram_data,
2091 .write_nvram = qla24xx_write_nvram_data,
2092 .fw_dump = NULL,
2093 .beacon_on = qla24xx_beacon_on,
2094 .beacon_off = qla24xx_beacon_off,
2095 .beacon_blink = NULL,
2096 .read_optrom = qla24xx_read_optrom_data,
2097 .write_optrom = qla24xx_write_optrom_data,
2098 .get_flash_version = qla24xx_get_flash_version,
2099 .start_scsi = qlafx00_start_scsi,
2100 .abort_isp = qlafx00_abort_isp,
2101 .iospace_config = qlafx00_iospace_config,
2102 .initialize_adapter = qlafx00_initialize_adapter,
2103 };
2104
2105 static inline void
2106 qla2x00_set_isp_flags(struct qla_hw_data *ha)
2107 {
2108 ha->device_type = DT_EXTENDED_IDS;
2109 switch (ha->pdev->device) {
2110 case PCI_DEVICE_ID_QLOGIC_ISP2100:
2111 ha->device_type |= DT_ISP2100;
2112 ha->device_type &= ~DT_EXTENDED_IDS;
2113 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
2114 break;
2115 case PCI_DEVICE_ID_QLOGIC_ISP2200:
2116 ha->device_type |= DT_ISP2200;
2117 ha->device_type &= ~DT_EXTENDED_IDS;
2118 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
2119 break;
2120 case PCI_DEVICE_ID_QLOGIC_ISP2300:
2121 ha->device_type |= DT_ISP2300;
2122 ha->device_type |= DT_ZIO_SUPPORTED;
2123 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
2124 break;
2125 case PCI_DEVICE_ID_QLOGIC_ISP2312:
2126 ha->device_type |= DT_ISP2312;
2127 ha->device_type |= DT_ZIO_SUPPORTED;
2128 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
2129 break;
2130 case PCI_DEVICE_ID_QLOGIC_ISP2322:
2131 ha->device_type |= DT_ISP2322;
2132 ha->device_type |= DT_ZIO_SUPPORTED;
2133 if (ha->pdev->subsystem_vendor == 0x1028 &&
2134 ha->pdev->subsystem_device == 0x0170)
2135 ha->device_type |= DT_OEM_001;
2136 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
2137 break;
2138 case PCI_DEVICE_ID_QLOGIC_ISP6312:
2139 ha->device_type |= DT_ISP6312;
2140 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
2141 break;
2142 case PCI_DEVICE_ID_QLOGIC_ISP6322:
2143 ha->device_type |= DT_ISP6322;
2144 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
2145 break;
2146 case PCI_DEVICE_ID_QLOGIC_ISP2422:
2147 ha->device_type |= DT_ISP2422;
2148 ha->device_type |= DT_ZIO_SUPPORTED;
2149 ha->device_type |= DT_FWI2;
2150 ha->device_type |= DT_IIDMA;
2151 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2152 break;
2153 case PCI_DEVICE_ID_QLOGIC_ISP2432:
2154 ha->device_type |= DT_ISP2432;
2155 ha->device_type |= DT_ZIO_SUPPORTED;
2156 ha->device_type |= DT_FWI2;
2157 ha->device_type |= DT_IIDMA;
2158 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2159 break;
2160 case PCI_DEVICE_ID_QLOGIC_ISP8432:
2161 ha->device_type |= DT_ISP8432;
2162 ha->device_type |= DT_ZIO_SUPPORTED;
2163 ha->device_type |= DT_FWI2;
2164 ha->device_type |= DT_IIDMA;
2165 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2166 break;
2167 case PCI_DEVICE_ID_QLOGIC_ISP5422:
2168 ha->device_type |= DT_ISP5422;
2169 ha->device_type |= DT_FWI2;
2170 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2171 break;
2172 case PCI_DEVICE_ID_QLOGIC_ISP5432:
2173 ha->device_type |= DT_ISP5432;
2174 ha->device_type |= DT_FWI2;
2175 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2176 break;
2177 case PCI_DEVICE_ID_QLOGIC_ISP2532:
2178 ha->device_type |= DT_ISP2532;
2179 ha->device_type |= DT_ZIO_SUPPORTED;
2180 ha->device_type |= DT_FWI2;
2181 ha->device_type |= DT_IIDMA;
2182 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2183 break;
2184 case PCI_DEVICE_ID_QLOGIC_ISP8001:
2185 ha->device_type |= DT_ISP8001;
2186 ha->device_type |= DT_ZIO_SUPPORTED;
2187 ha->device_type |= DT_FWI2;
2188 ha->device_type |= DT_IIDMA;
2189 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2190 break;
2191 case PCI_DEVICE_ID_QLOGIC_ISP8021:
2192 ha->device_type |= DT_ISP8021;
2193 ha->device_type |= DT_ZIO_SUPPORTED;
2194 ha->device_type |= DT_FWI2;
2195 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2196 /* Initialize 82XX ISP flags */
2197 qla82xx_init_flags(ha);
2198 break;
2199 case PCI_DEVICE_ID_QLOGIC_ISP8044:
2200 ha->device_type |= DT_ISP8044;
2201 ha->device_type |= DT_ZIO_SUPPORTED;
2202 ha->device_type |= DT_FWI2;
2203 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2204 /* Initialize 82XX ISP flags */
2205 qla82xx_init_flags(ha);
2206 break;
2207 case PCI_DEVICE_ID_QLOGIC_ISP2031:
2208 ha->device_type |= DT_ISP2031;
2209 ha->device_type |= DT_ZIO_SUPPORTED;
2210 ha->device_type |= DT_FWI2;
2211 ha->device_type |= DT_IIDMA;
2212 ha->device_type |= DT_T10_PI;
2213 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2214 break;
2215 case PCI_DEVICE_ID_QLOGIC_ISP8031:
2216 ha->device_type |= DT_ISP8031;
2217 ha->device_type |= DT_ZIO_SUPPORTED;
2218 ha->device_type |= DT_FWI2;
2219 ha->device_type |= DT_IIDMA;
2220 ha->device_type |= DT_T10_PI;
2221 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2222 break;
2223 case PCI_DEVICE_ID_QLOGIC_ISPF001:
2224 ha->device_type |= DT_ISPFX00;
2225 break;
2226 }
2227
2228 if (IS_QLA82XX(ha))
2229 ha->port_no = !(ha->portnum & 1);
2230 else
2231 /* Get adapter physical port no from interrupt pin register. */
2232 pci_read_config_byte(ha->pdev, PCI_INTERRUPT_PIN, &ha->port_no);
2233
2234 if (ha->port_no & 1)
2235 ha->flags.port0 = 1;
2236 else
2237 ha->flags.port0 = 0;
2238 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x000b,
2239 "device_type=0x%x port=%d fw_srisc_address=0x%x.\n",
2240 ha->device_type, ha->flags.port0, ha->fw_srisc_address);
2241 }
2242
2243 static void
2244 qla2xxx_scan_start(struct Scsi_Host *shost)
2245 {
2246 scsi_qla_host_t *vha = shost_priv(shost);
2247
2248 if (vha->hw->flags.running_gold_fw)
2249 return;
2250
2251 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
2252 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2253 set_bit(RSCN_UPDATE, &vha->dpc_flags);
2254 set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags);
2255 }
2256
2257 static int
2258 qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time)
2259 {
2260 scsi_qla_host_t *vha = shost_priv(shost);
2261
2262 if (!vha->host)
2263 return 1;
2264 if (time > vha->hw->loop_reset_delay * HZ)
2265 return 1;
2266
2267 return atomic_read(&vha->loop_state) == LOOP_READY;
2268 }
2269
2270 /*
2271 * PCI driver interface
2272 */
2273 static int
2274 qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
2275 {
2276 int ret = -ENODEV;
2277 struct Scsi_Host *host;
2278 scsi_qla_host_t *base_vha = NULL;
2279 struct qla_hw_data *ha;
2280 char pci_info[30];
2281 char fw_str[30], wq_name[30];
2282 struct scsi_host_template *sht;
2283 int bars, mem_only = 0;
2284 uint16_t req_length = 0, rsp_length = 0;
2285 struct req_que *req = NULL;
2286 struct rsp_que *rsp = NULL;
2287 bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO);
2288 sht = &qla2xxx_driver_template;
2289 if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 ||
2290 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 ||
2291 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 ||
2292 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 ||
2293 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 ||
2294 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 ||
2295 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001 ||
2296 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8021 ||
2297 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2031 ||
2298 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8031 ||
2299 pdev->device == PCI_DEVICE_ID_QLOGIC_ISPF001 ||
2300 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8044) {
2301 bars = pci_select_bars(pdev, IORESOURCE_MEM);
2302 mem_only = 1;
2303 ql_dbg_pci(ql_dbg_init, pdev, 0x0007,
2304 "Mem only adapter.\n");
2305 }
2306 ql_dbg_pci(ql_dbg_init, pdev, 0x0008,
2307 "Bars=%d.\n", bars);
2308
2309 if (mem_only) {
2310 if (pci_enable_device_mem(pdev))
2311 goto probe_out;
2312 } else {
2313 if (pci_enable_device(pdev))
2314 goto probe_out;
2315 }
2316
2317 /* This may fail but that's ok */
2318 pci_enable_pcie_error_reporting(pdev);
2319
2320 ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL);
2321 if (!ha) {
2322 ql_log_pci(ql_log_fatal, pdev, 0x0009,
2323 "Unable to allocate memory for ha.\n");
2324 goto probe_out;
2325 }
2326 ql_dbg_pci(ql_dbg_init, pdev, 0x000a,
2327 "Memory allocated for ha=%p.\n", ha);
2328 ha->pdev = pdev;
2329 ha->tgt.enable_class_2 = ql2xenableclass2;
2330
2331 /* Clear our data area */
2332 ha->bars = bars;
2333 ha->mem_only = mem_only;
2334 spin_lock_init(&ha->hardware_lock);
2335 spin_lock_init(&ha->vport_slock);
2336 mutex_init(&ha->selflogin_lock);
2337
2338 /* Set ISP-type information. */
2339 qla2x00_set_isp_flags(ha);
2340
2341 /* Set EEH reset type to fundamental if required by hba */
2342 if (IS_QLA24XX(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha) ||
2343 IS_QLA83XX(ha))
2344 pdev->needs_freset = 1;
2345
2346 ha->prev_topology = 0;
2347 ha->init_cb_size = sizeof(init_cb_t);
2348 ha->link_data_rate = PORT_SPEED_UNKNOWN;
2349 ha->optrom_size = OPTROM_SIZE_2300;
2350
2351 /* Assign ISP specific operations. */
2352 if (IS_QLA2100(ha)) {
2353 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100;
2354 ha->mbx_count = MAILBOX_REGISTER_COUNT_2100;
2355 req_length = REQUEST_ENTRY_CNT_2100;
2356 rsp_length = RESPONSE_ENTRY_CNT_2100;
2357 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
2358 ha->gid_list_info_size = 4;
2359 ha->flash_conf_off = ~0;
2360 ha->flash_data_off = ~0;
2361 ha->nvram_conf_off = ~0;
2362 ha->nvram_data_off = ~0;
2363 ha->isp_ops = &qla2100_isp_ops;
2364 } else if (IS_QLA2200(ha)) {
2365 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100;
2366 ha->mbx_count = MAILBOX_REGISTER_COUNT_2200;
2367 req_length = REQUEST_ENTRY_CNT_2200;
2368 rsp_length = RESPONSE_ENTRY_CNT_2100;
2369 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
2370 ha->gid_list_info_size = 4;
2371 ha->flash_conf_off = ~0;
2372 ha->flash_data_off = ~0;
2373 ha->nvram_conf_off = ~0;
2374 ha->nvram_data_off = ~0;
2375 ha->isp_ops = &qla2100_isp_ops;
2376 } else if (IS_QLA23XX(ha)) {
2377 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100;
2378 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2379 req_length = REQUEST_ENTRY_CNT_2200;
2380 rsp_length = RESPONSE_ENTRY_CNT_2300;
2381 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2382 ha->gid_list_info_size = 6;
2383 if (IS_QLA2322(ha) || IS_QLA6322(ha))
2384 ha->optrom_size = OPTROM_SIZE_2322;
2385 ha->flash_conf_off = ~0;
2386 ha->flash_data_off = ~0;
2387 ha->nvram_conf_off = ~0;
2388 ha->nvram_data_off = ~0;
2389 ha->isp_ops = &qla2300_isp_ops;
2390 } else if (IS_QLA24XX_TYPE(ha)) {
2391 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2392 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2393 req_length = REQUEST_ENTRY_CNT_24XX;
2394 rsp_length = RESPONSE_ENTRY_CNT_2300;
2395 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX;
2396 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2397 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2398 ha->gid_list_info_size = 8;
2399 ha->optrom_size = OPTROM_SIZE_24XX;
2400 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX;
2401 ha->isp_ops = &qla24xx_isp_ops;
2402 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2403 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2404 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2405 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2406 } else if (IS_QLA25XX(ha)) {
2407 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2408 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2409 req_length = REQUEST_ENTRY_CNT_24XX;
2410 rsp_length = RESPONSE_ENTRY_CNT_2300;
2411 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX;
2412 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2413 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2414 ha->gid_list_info_size = 8;
2415 ha->optrom_size = OPTROM_SIZE_25XX;
2416 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2417 ha->isp_ops = &qla25xx_isp_ops;
2418 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2419 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2420 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2421 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2422 } else if (IS_QLA81XX(ha)) {
2423 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2424 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2425 req_length = REQUEST_ENTRY_CNT_24XX;
2426 rsp_length = RESPONSE_ENTRY_CNT_2300;
2427 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX;
2428 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2429 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2430 ha->gid_list_info_size = 8;
2431 ha->optrom_size = OPTROM_SIZE_81XX;
2432 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2433 ha->isp_ops = &qla81xx_isp_ops;
2434 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX;
2435 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX;
2436 ha->nvram_conf_off = ~0;
2437 ha->nvram_data_off = ~0;
2438 } else if (IS_QLA82XX(ha)) {
2439 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2440 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2441 req_length = REQUEST_ENTRY_CNT_82XX;
2442 rsp_length = RESPONSE_ENTRY_CNT_82XX;
2443 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2444 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2445 ha->gid_list_info_size = 8;
2446 ha->optrom_size = OPTROM_SIZE_82XX;
2447 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2448 ha->isp_ops = &qla82xx_isp_ops;
2449 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2450 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2451 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2452 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2453 } else if (IS_QLA8044(ha)) {
2454 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2455 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2456 req_length = REQUEST_ENTRY_CNT_82XX;
2457 rsp_length = RESPONSE_ENTRY_CNT_82XX;
2458 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2459 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2460 ha->gid_list_info_size = 8;
2461 ha->optrom_size = OPTROM_SIZE_83XX;
2462 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2463 ha->isp_ops = &qla8044_isp_ops;
2464 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2465 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2466 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2467 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2468 } else if (IS_QLA83XX(ha)) {
2469 ha->portnum = PCI_FUNC(ha->pdev->devfn);
2470 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2471 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2472 req_length = REQUEST_ENTRY_CNT_24XX;
2473 rsp_length = RESPONSE_ENTRY_CNT_2300;
2474 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX;
2475 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2476 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2477 ha->gid_list_info_size = 8;
2478 ha->optrom_size = OPTROM_SIZE_83XX;
2479 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2480 ha->isp_ops = &qla83xx_isp_ops;
2481 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX;
2482 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX;
2483 ha->nvram_conf_off = ~0;
2484 ha->nvram_data_off = ~0;
2485 } else if (IS_QLAFX00(ha)) {
2486 ha->max_fibre_devices = MAX_FIBRE_DEVICES_FX00;
2487 ha->mbx_count = MAILBOX_REGISTER_COUNT_FX00;
2488 ha->aen_mbx_count = AEN_MAILBOX_REGISTER_COUNT_FX00;
2489 req_length = REQUEST_ENTRY_CNT_FX00;
2490 rsp_length = RESPONSE_ENTRY_CNT_FX00;
2491 ha->init_cb_size = sizeof(struct init_cb_fx);
2492 ha->isp_ops = &qlafx00_isp_ops;
2493 ha->port_down_retry_count = 30; /* default value */
2494 ha->mr.fw_hbt_cnt = QLAFX00_HEARTBEAT_INTERVAL;
2495 ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL;
2496 ha->mr.fw_critemp_timer_tick = QLAFX00_CRITEMP_INTERVAL;
2497 ha->mr.fw_hbt_en = 1;
2498 ha->mr.host_info_resend = false;
2499 ha->mr.hinfo_resend_timer_tick = QLAFX00_HINFO_RESEND_INTERVAL;
2500 }
2501
2502 ql_dbg_pci(ql_dbg_init, pdev, 0x001e,
2503 "mbx_count=%d, req_length=%d, "
2504 "rsp_length=%d, max_loop_id=%d, init_cb_size=%d, "
2505 "gid_list_info_size=%d, optrom_size=%d, nvram_npiv_size=%d, "
2506 "max_fibre_devices=%d.\n",
2507 ha->mbx_count, req_length, rsp_length, ha->max_loop_id,
2508 ha->init_cb_size, ha->gid_list_info_size, ha->optrom_size,
2509 ha->nvram_npiv_size, ha->max_fibre_devices);
2510 ql_dbg_pci(ql_dbg_init, pdev, 0x001f,
2511 "isp_ops=%p, flash_conf_off=%d, "
2512 "flash_data_off=%d, nvram_conf_off=%d, nvram_data_off=%d.\n",
2513 ha->isp_ops, ha->flash_conf_off, ha->flash_data_off,
2514 ha->nvram_conf_off, ha->nvram_data_off);
2515
2516 /* Configure PCI I/O space */
2517 ret = ha->isp_ops->iospace_config(ha);
2518 if (ret)
2519 goto iospace_config_failed;
2520
2521 ql_log_pci(ql_log_info, pdev, 0x001d,
2522 "Found an ISP%04X irq %d iobase 0x%p.\n",
2523 pdev->device, pdev->irq, ha->iobase);
2524 mutex_init(&ha->vport_lock);
2525 init_completion(&ha->mbx_cmd_comp);
2526 complete(&ha->mbx_cmd_comp);
2527 init_completion(&ha->mbx_intr_comp);
2528 init_completion(&ha->dcbx_comp);
2529 init_completion(&ha->lb_portup_comp);
2530
2531 set_bit(0, (unsigned long *) ha->vp_idx_map);
2532
2533 qla2x00_config_dma_addressing(ha);
2534 ql_dbg_pci(ql_dbg_init, pdev, 0x0020,
2535 "64 Bit addressing is %s.\n",
2536 ha->flags.enable_64bit_addressing ? "enable" :
2537 "disable");
2538 ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp);
2539 if (ret) {
2540 ql_log_pci(ql_log_fatal, pdev, 0x0031,
2541 "Failed to allocate memory for adapter, aborting.\n");
2542
2543 goto probe_hw_failed;
2544 }
2545
2546 req->max_q_depth = MAX_Q_DEPTH;
2547 if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU)
2548 req->max_q_depth = ql2xmaxqdepth;
2549
2550
2551 base_vha = qla2x00_create_host(sht, ha);
2552 if (!base_vha) {
2553 ret = -ENOMEM;
2554 qla2x00_mem_free(ha);
2555 qla2x00_free_req_que(ha, req);
2556 qla2x00_free_rsp_que(ha, rsp);
2557 goto probe_hw_failed;
2558 }
2559
2560 pci_set_drvdata(pdev, base_vha);
2561
2562 host = base_vha->host;
2563 base_vha->req = req;
2564 if (IS_QLAFX00(ha))
2565 host->can_queue = QLAFX00_MAX_CANQUEUE;
2566 else
2567 host->can_queue = req->length + 128;
2568 if (IS_QLA2XXX_MIDTYPE(ha))
2569 base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx;
2570 else
2571 base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER +
2572 base_vha->vp_idx;
2573
2574 /* Setup fcport template structure. */
2575 ha->mr.fcport.vha = base_vha;
2576 ha->mr.fcport.port_type = FCT_UNKNOWN;
2577 ha->mr.fcport.loop_id = FC_NO_LOOP_ID;
2578 qla2x00_set_fcport_state(&ha->mr.fcport, FCS_UNCONFIGURED);
2579 ha->mr.fcport.supported_classes = FC_COS_UNSPECIFIED;
2580 ha->mr.fcport.scan_state = 1;
2581
2582 /* Set the SG table size based on ISP type */
2583 if (!IS_FWI2_CAPABLE(ha)) {
2584 if (IS_QLA2100(ha))
2585 host->sg_tablesize = 32;
2586 } else {
2587 if (!IS_QLA82XX(ha))
2588 host->sg_tablesize = QLA_SG_ALL;
2589 }
2590 ql_dbg(ql_dbg_init, base_vha, 0x0032,
2591 "can_queue=%d, req=%p, "
2592 "mgmt_svr_loop_id=%d, sg_tablesize=%d.\n",
2593 host->can_queue, base_vha->req,
2594 base_vha->mgmt_svr_loop_id, host->sg_tablesize);
2595 host->max_id = ha->max_fibre_devices;
2596 host->cmd_per_lun = 3;
2597 host->unique_id = host->host_no;
2598 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif)
2599 host->max_cmd_len = 32;
2600 else
2601 host->max_cmd_len = MAX_CMDSZ;
2602 host->max_channel = MAX_BUSES - 1;
2603 host->max_lun = ql2xmaxlun;
2604 host->transportt = qla2xxx_transport_template;
2605 sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC);
2606
2607 ql_dbg(ql_dbg_init, base_vha, 0x0033,
2608 "max_id=%d this_id=%d "
2609 "cmd_per_len=%d unique_id=%d max_cmd_len=%d max_channel=%d "
2610 "max_lun=%d transportt=%p, vendor_id=%llu.\n", host->max_id,
2611 host->this_id, host->cmd_per_lun, host->unique_id,
2612 host->max_cmd_len, host->max_channel, host->max_lun,
2613 host->transportt, sht->vendor_id);
2614
2615 que_init:
2616 /* Alloc arrays of request and response ring ptrs */
2617 if (!qla2x00_alloc_queues(ha, req, rsp)) {
2618 ql_log(ql_log_fatal, base_vha, 0x003d,
2619 "Failed to allocate memory for queue pointers..."
2620 "aborting.\n");
2621 goto probe_init_failed;
2622 }
2623
2624 qlt_probe_one_stage1(base_vha, ha);
2625
2626 /* Set up the irqs */
2627 ret = qla2x00_request_irqs(ha, rsp);
2628 if (ret)
2629 goto probe_init_failed;
2630
2631 pci_save_state(pdev);
2632
2633 /* Assign back pointers */
2634 rsp->req = req;
2635 req->rsp = rsp;
2636
2637 if (IS_QLAFX00(ha)) {
2638 ha->rsp_q_map[0] = rsp;
2639 ha->req_q_map[0] = req;
2640 set_bit(0, ha->req_qid_map);
2641 set_bit(0, ha->rsp_qid_map);
2642 }
2643
2644 /* FWI2-capable only. */
2645 req->req_q_in = &ha->iobase->isp24.req_q_in;
2646 req->req_q_out = &ha->iobase->isp24.req_q_out;
2647 rsp->rsp_q_in = &ha->iobase->isp24.rsp_q_in;
2648 rsp->rsp_q_out = &ha->iobase->isp24.rsp_q_out;
2649 if (ha->mqenable || IS_QLA83XX(ha)) {
2650 req->req_q_in = &ha->mqiobase->isp25mq.req_q_in;
2651 req->req_q_out = &ha->mqiobase->isp25mq.req_q_out;
2652 rsp->rsp_q_in = &ha->mqiobase->isp25mq.rsp_q_in;
2653 rsp->rsp_q_out = &ha->mqiobase->isp25mq.rsp_q_out;
2654 }
2655
2656 if (IS_QLAFX00(ha)) {
2657 req->req_q_in = &ha->iobase->ispfx00.req_q_in;
2658 req->req_q_out = &ha->iobase->ispfx00.req_q_out;
2659 rsp->rsp_q_in = &ha->iobase->ispfx00.rsp_q_in;
2660 rsp->rsp_q_out = &ha->iobase->ispfx00.rsp_q_out;
2661 }
2662
2663 if (IS_P3P_TYPE(ha)) {
2664 req->req_q_out = &ha->iobase->isp82.req_q_out[0];
2665 rsp->rsp_q_in = &ha->iobase->isp82.rsp_q_in[0];
2666 rsp->rsp_q_out = &ha->iobase->isp82.rsp_q_out[0];
2667 }
2668
2669 ql_dbg(ql_dbg_multiq, base_vha, 0xc009,
2670 "rsp_q_map=%p req_q_map=%p rsp->req=%p req->rsp=%p.\n",
2671 ha->rsp_q_map, ha->req_q_map, rsp->req, req->rsp);
2672 ql_dbg(ql_dbg_multiq, base_vha, 0xc00a,
2673 "req->req_q_in=%p req->req_q_out=%p "
2674 "rsp->rsp_q_in=%p rsp->rsp_q_out=%p.\n",
2675 req->req_q_in, req->req_q_out,
2676 rsp->rsp_q_in, rsp->rsp_q_out);
2677 ql_dbg(ql_dbg_init, base_vha, 0x003e,
2678 "rsp_q_map=%p req_q_map=%p rsp->req=%p req->rsp=%p.\n",
2679 ha->rsp_q_map, ha->req_q_map, rsp->req, req->rsp);
2680 ql_dbg(ql_dbg_init, base_vha, 0x003f,
2681 "req->req_q_in=%p req->req_q_out=%p rsp->rsp_q_in=%p rsp->rsp_q_out=%p.\n",
2682 req->req_q_in, req->req_q_out, rsp->rsp_q_in, rsp->rsp_q_out);
2683
2684 if (ha->isp_ops->initialize_adapter(base_vha)) {
2685 ql_log(ql_log_fatal, base_vha, 0x00d6,
2686 "Failed to initialize adapter - Adapter flags %x.\n",
2687 base_vha->device_flags);
2688
2689 if (IS_QLA82XX(ha)) {
2690 qla82xx_idc_lock(ha);
2691 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
2692 QLA8XXX_DEV_FAILED);
2693 qla82xx_idc_unlock(ha);
2694 ql_log(ql_log_fatal, base_vha, 0x00d7,
2695 "HW State: FAILED.\n");
2696 } else if (IS_QLA8044(ha)) {
2697 qla8044_idc_lock(ha);
2698 qla8044_wr_direct(base_vha,
2699 QLA8044_CRB_DEV_STATE_INDEX,
2700 QLA8XXX_DEV_FAILED);
2701 qla8044_idc_unlock(ha);
2702 ql_log(ql_log_fatal, base_vha, 0x0150,
2703 "HW State: FAILED.\n");
2704 }
2705
2706 ret = -ENODEV;
2707 goto probe_failed;
2708 }
2709
2710 if (ha->mqenable) {
2711 if (qla25xx_setup_mode(base_vha)) {
2712 ql_log(ql_log_warn, base_vha, 0x00ec,
2713 "Failed to create queues, falling back to single queue mode.\n");
2714 goto que_init;
2715 }
2716 }
2717
2718 if (ha->flags.running_gold_fw)
2719 goto skip_dpc;
2720
2721 /*
2722 * Startup the kernel thread for this host adapter
2723 */
2724 ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha,
2725 "%s_dpc", base_vha->host_str);
2726 if (IS_ERR(ha->dpc_thread)) {
2727 ql_log(ql_log_fatal, base_vha, 0x00ed,
2728 "Failed to start DPC thread.\n");
2729 ret = PTR_ERR(ha->dpc_thread);
2730 goto probe_failed;
2731 }
2732 ql_dbg(ql_dbg_init, base_vha, 0x00ee,
2733 "DPC thread started successfully.\n");
2734
2735 /*
2736 * If we're not coming up in initiator mode, we might sit for
2737 * a while without waking up the dpc thread, which leads to a
2738 * stuck process warning. So just kick the dpc once here and
2739 * let the kthread start (and go back to sleep in qla2x00_do_dpc).
2740 */
2741 qla2xxx_wake_dpc(base_vha);
2742
2743 INIT_WORK(&ha->board_disable, qla2x00_disable_board_on_pci_error);
2744
2745 if (IS_QLA8031(ha) || IS_MCTP_CAPABLE(ha)) {
2746 sprintf(wq_name, "qla2xxx_%lu_dpc_lp_wq", base_vha->host_no);
2747 ha->dpc_lp_wq = create_singlethread_workqueue(wq_name);
2748 INIT_WORK(&ha->idc_aen, qla83xx_service_idc_aen);
2749
2750 sprintf(wq_name, "qla2xxx_%lu_dpc_hp_wq", base_vha->host_no);
2751 ha->dpc_hp_wq = create_singlethread_workqueue(wq_name);
2752 INIT_WORK(&ha->nic_core_reset, qla83xx_nic_core_reset_work);
2753 INIT_WORK(&ha->idc_state_handler,
2754 qla83xx_idc_state_handler_work);
2755 INIT_WORK(&ha->nic_core_unrecoverable,
2756 qla83xx_nic_core_unrecoverable_work);
2757 }
2758
2759 skip_dpc:
2760 list_add_tail(&base_vha->list, &ha->vp_list);
2761 base_vha->host->irq = ha->pdev->irq;
2762
2763 /* Initialized the timer */
2764 qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL);
2765 ql_dbg(ql_dbg_init, base_vha, 0x00ef,
2766 "Started qla2x00_timer with "
2767 "interval=%d.\n", WATCH_INTERVAL);
2768 ql_dbg(ql_dbg_init, base_vha, 0x00f0,
2769 "Detected hba at address=%p.\n",
2770 ha);
2771
2772 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
2773 if (ha->fw_attributes & BIT_4) {
2774 int prot = 0, guard;
2775 base_vha->flags.difdix_supported = 1;
2776 ql_dbg(ql_dbg_init, base_vha, 0x00f1,
2777 "Registering for DIF/DIX type 1 and 3 protection.\n");
2778 if (ql2xenabledif == 1)
2779 prot = SHOST_DIX_TYPE0_PROTECTION;
2780 scsi_host_set_prot(host,
2781 prot | SHOST_DIF_TYPE1_PROTECTION
2782 | SHOST_DIF_TYPE2_PROTECTION
2783 | SHOST_DIF_TYPE3_PROTECTION
2784 | SHOST_DIX_TYPE1_PROTECTION
2785 | SHOST_DIX_TYPE2_PROTECTION
2786 | SHOST_DIX_TYPE3_PROTECTION);
2787
2788 guard = SHOST_DIX_GUARD_CRC;
2789
2790 if (IS_PI_IPGUARD_CAPABLE(ha) &&
2791 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
2792 guard |= SHOST_DIX_GUARD_IP;
2793
2794 scsi_host_set_guard(host, guard);
2795 } else
2796 base_vha->flags.difdix_supported = 0;
2797 }
2798
2799 ha->isp_ops->enable_intrs(ha);
2800
2801 if (IS_QLAFX00(ha)) {
2802 ret = qlafx00_fx_disc(base_vha,
2803 &base_vha->hw->mr.fcport, FXDISC_GET_CONFIG_INFO);
2804 host->sg_tablesize = (ha->mr.extended_io_enabled) ?
2805 QLA_SG_ALL : 128;
2806 }
2807
2808 ret = scsi_add_host(host, &pdev->dev);
2809 if (ret)
2810 goto probe_failed;
2811
2812 base_vha->flags.init_done = 1;
2813 base_vha->flags.online = 1;
2814
2815 ql_dbg(ql_dbg_init, base_vha, 0x00f2,
2816 "Init done and hba is online.\n");
2817
2818 if (qla_ini_mode_enabled(base_vha))
2819 scsi_scan_host(host);
2820 else
2821 ql_dbg(ql_dbg_init, base_vha, 0x0122,
2822 "skipping scsi_scan_host() for non-initiator port\n");
2823
2824 qla2x00_alloc_sysfs_attr(base_vha);
2825
2826 if (IS_QLAFX00(ha)) {
2827 ret = qlafx00_fx_disc(base_vha,
2828 &base_vha->hw->mr.fcport, FXDISC_GET_PORT_INFO);
2829
2830 /* Register system information */
2831 ret = qlafx00_fx_disc(base_vha,
2832 &base_vha->hw->mr.fcport, FXDISC_REG_HOST_INFO);
2833 }
2834
2835 qla2x00_init_host_attr(base_vha);
2836
2837 qla2x00_dfs_setup(base_vha);
2838
2839 ql_log(ql_log_info, base_vha, 0x00fb,
2840 "QLogic %s - %s.\n", ha->model_number, ha->model_desc);
2841 ql_log(ql_log_info, base_vha, 0x00fc,
2842 "ISP%04X: %s @ %s hdma%c host#=%ld fw=%s.\n",
2843 pdev->device, ha->isp_ops->pci_info_str(base_vha, pci_info),
2844 pci_name(pdev), ha->flags.enable_64bit_addressing ? '+' : '-',
2845 base_vha->host_no,
2846 ha->isp_ops->fw_version_str(base_vha, fw_str));
2847
2848 qlt_add_target(ha, base_vha);
2849
2850 return 0;
2851
2852 probe_init_failed:
2853 qla2x00_free_req_que(ha, req);
2854 ha->req_q_map[0] = NULL;
2855 clear_bit(0, ha->req_qid_map);
2856 qla2x00_free_rsp_que(ha, rsp);
2857 ha->rsp_q_map[0] = NULL;
2858 clear_bit(0, ha->rsp_qid_map);
2859 ha->max_req_queues = ha->max_rsp_queues = 0;
2860
2861 probe_failed:
2862 if (base_vha->timer_active)
2863 qla2x00_stop_timer(base_vha);
2864 base_vha->flags.online = 0;
2865 if (ha->dpc_thread) {
2866 struct task_struct *t = ha->dpc_thread;
2867
2868 ha->dpc_thread = NULL;
2869 kthread_stop(t);
2870 }
2871
2872 qla2x00_free_device(base_vha);
2873
2874 scsi_host_put(base_vha->host);
2875
2876 probe_hw_failed:
2877 if (IS_QLA82XX(ha)) {
2878 qla82xx_idc_lock(ha);
2879 qla82xx_clear_drv_active(ha);
2880 qla82xx_idc_unlock(ha);
2881 }
2882 if (IS_QLA8044(ha)) {
2883 qla8044_idc_lock(ha);
2884 qla8044_clear_drv_active(ha);
2885 qla8044_idc_unlock(ha);
2886 }
2887 iospace_config_failed:
2888 if (IS_P3P_TYPE(ha)) {
2889 if (!ha->nx_pcibase)
2890 iounmap((device_reg_t __iomem *)ha->nx_pcibase);
2891 if (!ql2xdbwr)
2892 iounmap((device_reg_t __iomem *)ha->nxdb_wr_ptr);
2893 } else {
2894 if (ha->iobase)
2895 iounmap(ha->iobase);
2896 if (ha->cregbase)
2897 iounmap(ha->cregbase);
2898 }
2899 pci_release_selected_regions(ha->pdev, ha->bars);
2900 kfree(ha);
2901 ha = NULL;
2902
2903 probe_out:
2904 pci_disable_device(pdev);
2905 return ret;
2906 }
2907
2908 static void
2909 qla2x00_shutdown(struct pci_dev *pdev)
2910 {
2911 scsi_qla_host_t *vha;
2912 struct qla_hw_data *ha;
2913
2914 if (!atomic_read(&pdev->enable_cnt))
2915 return;
2916
2917 vha = pci_get_drvdata(pdev);
2918 ha = vha->hw;
2919
2920 /* Notify ISPFX00 firmware */
2921 if (IS_QLAFX00(ha))
2922 qlafx00_driver_shutdown(vha, 20);
2923
2924 /* Turn-off FCE trace */
2925 if (ha->flags.fce_enabled) {
2926 qla2x00_disable_fce_trace(vha, NULL, NULL);
2927 ha->flags.fce_enabled = 0;
2928 }
2929
2930 /* Turn-off EFT trace */
2931 if (ha->eft)
2932 qla2x00_disable_eft_trace(vha);
2933
2934 /* Stop currently executing firmware. */
2935 qla2x00_try_to_stop_firmware(vha);
2936
2937 /* Turn adapter off line */
2938 vha->flags.online = 0;
2939
2940 /* turn-off interrupts on the card */
2941 if (ha->interrupts_on) {
2942 vha->flags.init_done = 0;
2943 ha->isp_ops->disable_intrs(ha);
2944 }
2945
2946 qla2x00_free_irqs(vha);
2947
2948 qla2x00_free_fw_dump(ha);
2949 }
2950
2951 /* Deletes all the virtual ports for a given ha */
2952 static void
2953 qla2x00_delete_all_vps(struct qla_hw_data *ha, scsi_qla_host_t *base_vha)
2954 {
2955 struct Scsi_Host *scsi_host;
2956 scsi_qla_host_t *vha;
2957 unsigned long flags;
2958
2959 mutex_lock(&ha->vport_lock);
2960 while (ha->cur_vport_count) {
2961 spin_lock_irqsave(&ha->vport_slock, flags);
2962
2963 BUG_ON(base_vha->list.next == &ha->vp_list);
2964 /* This assumes first entry in ha->vp_list is always base vha */
2965 vha = list_first_entry(&base_vha->list, scsi_qla_host_t, list);
2966 scsi_host = scsi_host_get(vha->host);
2967
2968 spin_unlock_irqrestore(&ha->vport_slock, flags);
2969 mutex_unlock(&ha->vport_lock);
2970
2971 fc_vport_terminate(vha->fc_vport);
2972 scsi_host_put(vha->host);
2973
2974 mutex_lock(&ha->vport_lock);
2975 }
2976 mutex_unlock(&ha->vport_lock);
2977 }
2978
2979 /* Stops all deferred work threads */
2980 static void
2981 qla2x00_destroy_deferred_work(struct qla_hw_data *ha)
2982 {
2983 /* Flush the work queue and remove it */
2984 if (ha->wq) {
2985 flush_workqueue(ha->wq);
2986 destroy_workqueue(ha->wq);
2987 ha->wq = NULL;
2988 }
2989
2990 /* Cancel all work and destroy DPC workqueues */
2991 if (ha->dpc_lp_wq) {
2992 cancel_work_sync(&ha->idc_aen);
2993 destroy_workqueue(ha->dpc_lp_wq);
2994 ha->dpc_lp_wq = NULL;
2995 }
2996
2997 if (ha->dpc_hp_wq) {
2998 cancel_work_sync(&ha->nic_core_reset);
2999 cancel_work_sync(&ha->idc_state_handler);
3000 cancel_work_sync(&ha->nic_core_unrecoverable);
3001 destroy_workqueue(ha->dpc_hp_wq);
3002 ha->dpc_hp_wq = NULL;
3003 }
3004
3005 /* Kill the kernel thread for this host */
3006 if (ha->dpc_thread) {
3007 struct task_struct *t = ha->dpc_thread;
3008
3009 /*
3010 * qla2xxx_wake_dpc checks for ->dpc_thread
3011 * so we need to zero it out.
3012 */
3013 ha->dpc_thread = NULL;
3014 kthread_stop(t);
3015 }
3016 }
3017
3018 static void
3019 qla2x00_unmap_iobases(struct qla_hw_data *ha)
3020 {
3021 if (IS_QLA82XX(ha)) {
3022
3023 iounmap((device_reg_t __iomem *)ha->nx_pcibase);
3024 if (!ql2xdbwr)
3025 iounmap((device_reg_t __iomem *)ha->nxdb_wr_ptr);
3026 } else {
3027 if (ha->iobase)
3028 iounmap(ha->iobase);
3029
3030 if (ha->cregbase)
3031 iounmap(ha->cregbase);
3032
3033 if (ha->mqiobase)
3034 iounmap(ha->mqiobase);
3035
3036 if (IS_QLA83XX(ha) && ha->msixbase)
3037 iounmap(ha->msixbase);
3038 }
3039 }
3040
3041 static void
3042 qla2x00_clear_drv_active(struct qla_hw_data *ha)
3043 {
3044 if (IS_QLA8044(ha)) {
3045 qla8044_idc_lock(ha);
3046 qla8044_clear_drv_active(ha);
3047 qla8044_idc_unlock(ha);
3048 } else if (IS_QLA82XX(ha)) {
3049 qla82xx_idc_lock(ha);
3050 qla82xx_clear_drv_active(ha);
3051 qla82xx_idc_unlock(ha);
3052 }
3053 }
3054
3055 static void
3056 qla2x00_remove_one(struct pci_dev *pdev)
3057 {
3058 scsi_qla_host_t *base_vha;
3059 struct qla_hw_data *ha;
3060
3061 /*
3062 * If the PCI device is disabled that means that probe failed and any
3063 * resources should be have cleaned up on probe exit.
3064 */
3065 if (!atomic_read(&pdev->enable_cnt))
3066 return;
3067
3068 base_vha = pci_get_drvdata(pdev);
3069 ha = base_vha->hw;
3070
3071 set_bit(UNLOADING, &base_vha->dpc_flags);
3072
3073 if (IS_QLAFX00(ha))
3074 qlafx00_driver_shutdown(base_vha, 20);
3075
3076 qla2x00_delete_all_vps(ha, base_vha);
3077
3078 if (IS_QLA8031(ha)) {
3079 ql_dbg(ql_dbg_p3p, base_vha, 0xb07e,
3080 "Clearing fcoe driver presence.\n");
3081 if (qla83xx_clear_drv_presence(base_vha) != QLA_SUCCESS)
3082 ql_dbg(ql_dbg_p3p, base_vha, 0xb079,
3083 "Error while clearing DRV-Presence.\n");
3084 }
3085
3086 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
3087
3088 qla2x00_dfs_remove(base_vha);
3089
3090 qla84xx_put_chip(base_vha);
3091
3092 /* Disable timer */
3093 if (base_vha->timer_active)
3094 qla2x00_stop_timer(base_vha);
3095
3096 base_vha->flags.online = 0;
3097
3098 qla2x00_destroy_deferred_work(ha);
3099
3100 qlt_remove_target(ha, base_vha);
3101
3102 qla2x00_free_sysfs_attr(base_vha, true);
3103
3104 fc_remove_host(base_vha->host);
3105
3106 scsi_remove_host(base_vha->host);
3107
3108 qla2x00_free_device(base_vha);
3109
3110 scsi_host_put(base_vha->host);
3111
3112 qla2x00_clear_drv_active(ha);
3113
3114 qla2x00_unmap_iobases(ha);
3115
3116 pci_release_selected_regions(ha->pdev, ha->bars);
3117 kfree(ha);
3118 ha = NULL;
3119
3120 pci_disable_pcie_error_reporting(pdev);
3121
3122 pci_disable_device(pdev);
3123 }
3124
3125 static void
3126 qla2x00_free_device(scsi_qla_host_t *vha)
3127 {
3128 struct qla_hw_data *ha = vha->hw;
3129
3130 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
3131
3132 /* Disable timer */
3133 if (vha->timer_active)
3134 qla2x00_stop_timer(vha);
3135
3136 qla25xx_delete_queues(vha);
3137
3138 if (ha->flags.fce_enabled)
3139 qla2x00_disable_fce_trace(vha, NULL, NULL);
3140
3141 if (ha->eft)
3142 qla2x00_disable_eft_trace(vha);
3143
3144 /* Stop currently executing firmware. */
3145 qla2x00_try_to_stop_firmware(vha);
3146
3147 vha->flags.online = 0;
3148
3149 /* turn-off interrupts on the card */
3150 if (ha->interrupts_on) {
3151 vha->flags.init_done = 0;
3152 ha->isp_ops->disable_intrs(ha);
3153 }
3154
3155 qla2x00_free_irqs(vha);
3156
3157 qla2x00_free_fcports(vha);
3158
3159 qla2x00_mem_free(ha);
3160
3161 qla82xx_md_free(vha);
3162
3163 qla2x00_free_queues(ha);
3164 }
3165
3166 void qla2x00_free_fcports(struct scsi_qla_host *vha)
3167 {
3168 fc_port_t *fcport, *tfcport;
3169
3170 list_for_each_entry_safe(fcport, tfcport, &vha->vp_fcports, list) {
3171 list_del(&fcport->list);
3172 qla2x00_clear_loop_id(fcport);
3173 kfree(fcport);
3174 fcport = NULL;
3175 }
3176 }
3177
3178 static inline void
3179 qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
3180 int defer)
3181 {
3182 struct fc_rport *rport;
3183 scsi_qla_host_t *base_vha;
3184 unsigned long flags;
3185
3186 if (!fcport->rport)
3187 return;
3188
3189 rport = fcport->rport;
3190 if (defer) {
3191 base_vha = pci_get_drvdata(vha->hw->pdev);
3192 spin_lock_irqsave(vha->host->host_lock, flags);
3193 fcport->drport = rport;
3194 spin_unlock_irqrestore(vha->host->host_lock, flags);
3195 set_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
3196 qla2xxx_wake_dpc(base_vha);
3197 } else {
3198 fc_remote_port_delete(rport);
3199 qlt_fc_port_deleted(vha, fcport);
3200 }
3201 }
3202
3203 /*
3204 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
3205 *
3206 * Input: ha = adapter block pointer. fcport = port structure pointer.
3207 *
3208 * Return: None.
3209 *
3210 * Context:
3211 */
3212 void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
3213 int do_login, int defer)
3214 {
3215 if (IS_QLAFX00(vha->hw)) {
3216 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
3217 qla2x00_schedule_rport_del(vha, fcport, defer);
3218 return;
3219 }
3220
3221 if (atomic_read(&fcport->state) == FCS_ONLINE &&
3222 vha->vp_idx == fcport->vha->vp_idx) {
3223 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
3224 qla2x00_schedule_rport_del(vha, fcport, defer);
3225 }
3226 /*
3227 * We may need to retry the login, so don't change the state of the
3228 * port but do the retries.
3229 */
3230 if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD)
3231 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
3232
3233 if (!do_login)
3234 return;
3235
3236 if (fcport->login_retry == 0) {
3237 fcport->login_retry = vha->hw->login_retry_count;
3238 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
3239
3240 ql_dbg(ql_dbg_disc, vha, 0x2067,
3241 "Port login retry %8phN, id = 0x%04x retry cnt=%d.\n",
3242 fcport->port_name, fcport->loop_id, fcport->login_retry);
3243 }
3244 }
3245
3246 /*
3247 * qla2x00_mark_all_devices_lost
3248 * Updates fcport state when device goes offline.
3249 *
3250 * Input:
3251 * ha = adapter block pointer.
3252 * fcport = port structure pointer.
3253 *
3254 * Return:
3255 * None.
3256 *
3257 * Context:
3258 */
3259 void
3260 qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
3261 {
3262 fc_port_t *fcport;
3263
3264 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3265 if (vha->vp_idx != 0 && vha->vp_idx != fcport->vha->vp_idx)
3266 continue;
3267
3268 /*
3269 * No point in marking the device as lost, if the device is
3270 * already DEAD.
3271 */
3272 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
3273 continue;
3274 if (atomic_read(&fcport->state) == FCS_ONLINE) {
3275 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
3276 if (defer)
3277 qla2x00_schedule_rport_del(vha, fcport, defer);
3278 else if (vha->vp_idx == fcport->vha->vp_idx)
3279 qla2x00_schedule_rport_del(vha, fcport, defer);
3280 }
3281 }
3282 }
3283
3284 /*
3285 * qla2x00_mem_alloc
3286 * Allocates adapter memory.
3287 *
3288 * Returns:
3289 * 0 = success.
3290 * !0 = failure.
3291 */
3292 static int
3293 qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
3294 struct req_que **req, struct rsp_que **rsp)
3295 {
3296 char name[16];
3297
3298 ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size,
3299 &ha->init_cb_dma, GFP_KERNEL);
3300 if (!ha->init_cb)
3301 goto fail;
3302
3303 if (qlt_mem_alloc(ha) < 0)
3304 goto fail_free_init_cb;
3305
3306 ha->gid_list = dma_alloc_coherent(&ha->pdev->dev,
3307 qla2x00_gid_list_size(ha), &ha->gid_list_dma, GFP_KERNEL);
3308 if (!ha->gid_list)
3309 goto fail_free_tgt_mem;
3310
3311 ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
3312 if (!ha->srb_mempool)
3313 goto fail_free_gid_list;
3314
3315 if (IS_P3P_TYPE(ha)) {
3316 /* Allocate cache for CT6 Ctx. */
3317 if (!ctx_cachep) {
3318 ctx_cachep = kmem_cache_create("qla2xxx_ctx",
3319 sizeof(struct ct6_dsd), 0,
3320 SLAB_HWCACHE_ALIGN, NULL);
3321 if (!ctx_cachep)
3322 goto fail_free_gid_list;
3323 }
3324 ha->ctx_mempool = mempool_create_slab_pool(SRB_MIN_REQ,
3325 ctx_cachep);
3326 if (!ha->ctx_mempool)
3327 goto fail_free_srb_mempool;
3328 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0021,
3329 "ctx_cachep=%p ctx_mempool=%p.\n",
3330 ctx_cachep, ha->ctx_mempool);
3331 }
3332
3333 /* Get memory for cached NVRAM */
3334 ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL);
3335 if (!ha->nvram)
3336 goto fail_free_ctx_mempool;
3337
3338 snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME,
3339 ha->pdev->device);
3340 ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev,
3341 DMA_POOL_SIZE, 8, 0);
3342 if (!ha->s_dma_pool)
3343 goto fail_free_nvram;
3344
3345 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0022,
3346 "init_cb=%p gid_list=%p, srb_mempool=%p s_dma_pool=%p.\n",
3347 ha->init_cb, ha->gid_list, ha->srb_mempool, ha->s_dma_pool);
3348
3349 if (IS_P3P_TYPE(ha) || ql2xenabledif) {
3350 ha->dl_dma_pool = dma_pool_create(name, &ha->pdev->dev,
3351 DSD_LIST_DMA_POOL_SIZE, 8, 0);
3352 if (!ha->dl_dma_pool) {
3353 ql_log_pci(ql_log_fatal, ha->pdev, 0x0023,
3354 "Failed to allocate memory for dl_dma_pool.\n");
3355 goto fail_s_dma_pool;
3356 }
3357
3358 ha->fcp_cmnd_dma_pool = dma_pool_create(name, &ha->pdev->dev,
3359 FCP_CMND_DMA_POOL_SIZE, 8, 0);
3360 if (!ha->fcp_cmnd_dma_pool) {
3361 ql_log_pci(ql_log_fatal, ha->pdev, 0x0024,
3362 "Failed to allocate memory for fcp_cmnd_dma_pool.\n");
3363 goto fail_dl_dma_pool;
3364 }
3365 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0025,
3366 "dl_dma_pool=%p fcp_cmnd_dma_pool=%p.\n",
3367 ha->dl_dma_pool, ha->fcp_cmnd_dma_pool);
3368 }
3369
3370 /* Allocate memory for SNS commands */
3371 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
3372 /* Get consistent memory allocated for SNS commands */
3373 ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev,
3374 sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL);
3375 if (!ha->sns_cmd)
3376 goto fail_dma_pool;
3377 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0026,
3378 "sns_cmd: %p.\n", ha->sns_cmd);
3379 } else {
3380 /* Get consistent memory allocated for MS IOCB */
3381 ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
3382 &ha->ms_iocb_dma);
3383 if (!ha->ms_iocb)
3384 goto fail_dma_pool;
3385 /* Get consistent memory allocated for CT SNS commands */
3386 ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev,
3387 sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL);
3388 if (!ha->ct_sns)
3389 goto fail_free_ms_iocb;
3390 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0027,
3391 "ms_iocb=%p ct_sns=%p.\n",
3392 ha->ms_iocb, ha->ct_sns);
3393 }
3394
3395 /* Allocate memory for request ring */
3396 *req = kzalloc(sizeof(struct req_que), GFP_KERNEL);
3397 if (!*req) {
3398 ql_log_pci(ql_log_fatal, ha->pdev, 0x0028,
3399 "Failed to allocate memory for req.\n");
3400 goto fail_req;
3401 }
3402 (*req)->length = req_len;
3403 (*req)->ring = dma_alloc_coherent(&ha->pdev->dev,
3404 ((*req)->length + 1) * sizeof(request_t),
3405 &(*req)->dma, GFP_KERNEL);
3406 if (!(*req)->ring) {
3407 ql_log_pci(ql_log_fatal, ha->pdev, 0x0029,
3408 "Failed to allocate memory for req_ring.\n");
3409 goto fail_req_ring;
3410 }
3411 /* Allocate memory for response ring */
3412 *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL);
3413 if (!*rsp) {
3414 ql_log_pci(ql_log_fatal, ha->pdev, 0x002a,
3415 "Failed to allocate memory for rsp.\n");
3416 goto fail_rsp;
3417 }
3418 (*rsp)->hw = ha;
3419 (*rsp)->length = rsp_len;
3420 (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev,
3421 ((*rsp)->length + 1) * sizeof(response_t),
3422 &(*rsp)->dma, GFP_KERNEL);
3423 if (!(*rsp)->ring) {
3424 ql_log_pci(ql_log_fatal, ha->pdev, 0x002b,
3425 "Failed to allocate memory for rsp_ring.\n");
3426 goto fail_rsp_ring;
3427 }
3428 (*req)->rsp = *rsp;
3429 (*rsp)->req = *req;
3430 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002c,
3431 "req=%p req->length=%d req->ring=%p rsp=%p "
3432 "rsp->length=%d rsp->ring=%p.\n",
3433 *req, (*req)->length, (*req)->ring, *rsp, (*rsp)->length,
3434 (*rsp)->ring);
3435 /* Allocate memory for NVRAM data for vports */
3436 if (ha->nvram_npiv_size) {
3437 ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) *
3438 ha->nvram_npiv_size, GFP_KERNEL);
3439 if (!ha->npiv_info) {
3440 ql_log_pci(ql_log_fatal, ha->pdev, 0x002d,
3441 "Failed to allocate memory for npiv_info.\n");
3442 goto fail_npiv_info;
3443 }
3444 } else
3445 ha->npiv_info = NULL;
3446
3447 /* Get consistent memory allocated for EX-INIT-CB. */
3448 if (IS_CNA_CAPABLE(ha) || IS_QLA2031(ha)) {
3449 ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
3450 &ha->ex_init_cb_dma);
3451 if (!ha->ex_init_cb)
3452 goto fail_ex_init_cb;
3453 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002e,
3454 "ex_init_cb=%p.\n", ha->ex_init_cb);
3455 }
3456
3457 INIT_LIST_HEAD(&ha->gbl_dsd_list);
3458
3459 /* Get consistent memory allocated for Async Port-Database. */
3460 if (!IS_FWI2_CAPABLE(ha)) {
3461 ha->async_pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
3462 &ha->async_pd_dma);
3463 if (!ha->async_pd)
3464 goto fail_async_pd;
3465 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002f,
3466 "async_pd=%p.\n", ha->async_pd);
3467 }
3468
3469 INIT_LIST_HEAD(&ha->vp_list);
3470
3471 /* Allocate memory for our loop_id bitmap */
3472 ha->loop_id_map = kzalloc(BITS_TO_LONGS(LOOPID_MAP_SIZE) * sizeof(long),
3473 GFP_KERNEL);
3474 if (!ha->loop_id_map)
3475 goto fail_async_pd;
3476 else {
3477 qla2x00_set_reserved_loop_ids(ha);
3478 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0123,
3479 "loop_id_map=%p.\n", ha->loop_id_map);
3480 }
3481
3482 return 0;
3483
3484 fail_async_pd:
3485 dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma);
3486 fail_ex_init_cb:
3487 kfree(ha->npiv_info);
3488 fail_npiv_info:
3489 dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) *
3490 sizeof(response_t), (*rsp)->ring, (*rsp)->dma);
3491 (*rsp)->ring = NULL;
3492 (*rsp)->dma = 0;
3493 fail_rsp_ring:
3494 kfree(*rsp);
3495 fail_rsp:
3496 dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) *
3497 sizeof(request_t), (*req)->ring, (*req)->dma);
3498 (*req)->ring = NULL;
3499 (*req)->dma = 0;
3500 fail_req_ring:
3501 kfree(*req);
3502 fail_req:
3503 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
3504 ha->ct_sns, ha->ct_sns_dma);
3505 ha->ct_sns = NULL;
3506 ha->ct_sns_dma = 0;
3507 fail_free_ms_iocb:
3508 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
3509 ha->ms_iocb = NULL;
3510 ha->ms_iocb_dma = 0;
3511 fail_dma_pool:
3512 if (IS_QLA82XX(ha) || ql2xenabledif) {
3513 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
3514 ha->fcp_cmnd_dma_pool = NULL;
3515 }
3516 fail_dl_dma_pool:
3517 if (IS_QLA82XX(ha) || ql2xenabledif) {
3518 dma_pool_destroy(ha->dl_dma_pool);
3519 ha->dl_dma_pool = NULL;
3520 }
3521 fail_s_dma_pool:
3522 dma_pool_destroy(ha->s_dma_pool);
3523 ha->s_dma_pool = NULL;
3524 fail_free_nvram:
3525 kfree(ha->nvram);
3526 ha->nvram = NULL;
3527 fail_free_ctx_mempool:
3528 mempool_destroy(ha->ctx_mempool);
3529 ha->ctx_mempool = NULL;
3530 fail_free_srb_mempool:
3531 mempool_destroy(ha->srb_mempool);
3532 ha->srb_mempool = NULL;
3533 fail_free_gid_list:
3534 dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha),
3535 ha->gid_list,
3536 ha->gid_list_dma);
3537 ha->gid_list = NULL;
3538 ha->gid_list_dma = 0;
3539 fail_free_tgt_mem:
3540 qlt_mem_free(ha);
3541 fail_free_init_cb:
3542 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb,
3543 ha->init_cb_dma);
3544 ha->init_cb = NULL;
3545 ha->init_cb_dma = 0;
3546 fail:
3547 ql_log(ql_log_fatal, NULL, 0x0030,
3548 "Memory allocation failure.\n");
3549 return -ENOMEM;
3550 }
3551
3552 /*
3553 * qla2x00_free_fw_dump
3554 * Frees fw dump stuff.
3555 *
3556 * Input:
3557 * ha = adapter block pointer
3558 */
3559 static void
3560 qla2x00_free_fw_dump(struct qla_hw_data *ha)
3561 {
3562 if (ha->fce)
3563 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce,
3564 ha->fce_dma);
3565
3566 if (ha->fw_dump) {
3567 if (ha->eft)
3568 dma_free_coherent(&ha->pdev->dev,
3569 ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma);
3570 vfree(ha->fw_dump);
3571 }
3572 ha->fce = NULL;
3573 ha->fce_dma = 0;
3574 ha->eft = NULL;
3575 ha->eft_dma = 0;
3576 ha->fw_dump = NULL;
3577 ha->fw_dumped = 0;
3578 ha->fw_dump_reading = 0;
3579 }
3580
3581 /*
3582 * qla2x00_mem_free
3583 * Frees all adapter allocated memory.
3584 *
3585 * Input:
3586 * ha = adapter block pointer.
3587 */
3588 static void
3589 qla2x00_mem_free(struct qla_hw_data *ha)
3590 {
3591 qla2x00_free_fw_dump(ha);
3592
3593 if (ha->mctp_dump)
3594 dma_free_coherent(&ha->pdev->dev, MCTP_DUMP_SIZE, ha->mctp_dump,
3595 ha->mctp_dump_dma);
3596
3597 if (ha->srb_mempool)
3598 mempool_destroy(ha->srb_mempool);
3599
3600 if (ha->dcbx_tlv)
3601 dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
3602 ha->dcbx_tlv, ha->dcbx_tlv_dma);
3603
3604 if (ha->xgmac_data)
3605 dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
3606 ha->xgmac_data, ha->xgmac_data_dma);
3607
3608 if (ha->sns_cmd)
3609 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
3610 ha->sns_cmd, ha->sns_cmd_dma);
3611
3612 if (ha->ct_sns)
3613 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
3614 ha->ct_sns, ha->ct_sns_dma);
3615
3616 if (ha->sfp_data)
3617 dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma);
3618
3619 if (ha->ms_iocb)
3620 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
3621
3622 if (ha->ex_init_cb)
3623 dma_pool_free(ha->s_dma_pool,
3624 ha->ex_init_cb, ha->ex_init_cb_dma);
3625
3626 if (ha->async_pd)
3627 dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma);
3628
3629 if (ha->s_dma_pool)
3630 dma_pool_destroy(ha->s_dma_pool);
3631
3632 if (ha->gid_list)
3633 dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha),
3634 ha->gid_list, ha->gid_list_dma);
3635
3636 if (IS_QLA82XX(ha)) {
3637 if (!list_empty(&ha->gbl_dsd_list)) {
3638 struct dsd_dma *dsd_ptr, *tdsd_ptr;
3639
3640 /* clean up allocated prev pool */
3641 list_for_each_entry_safe(dsd_ptr,
3642 tdsd_ptr, &ha->gbl_dsd_list, list) {
3643 dma_pool_free(ha->dl_dma_pool,
3644 dsd_ptr->dsd_addr, dsd_ptr->dsd_list_dma);
3645 list_del(&dsd_ptr->list);
3646 kfree(dsd_ptr);
3647 }
3648 }
3649 }
3650
3651 if (ha->dl_dma_pool)
3652 dma_pool_destroy(ha->dl_dma_pool);
3653
3654 if (ha->fcp_cmnd_dma_pool)
3655 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
3656
3657 if (ha->ctx_mempool)
3658 mempool_destroy(ha->ctx_mempool);
3659
3660 qlt_mem_free(ha);
3661
3662 if (ha->init_cb)
3663 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
3664 ha->init_cb, ha->init_cb_dma);
3665 vfree(ha->optrom_buffer);
3666 kfree(ha->nvram);
3667 kfree(ha->npiv_info);
3668 kfree(ha->swl);
3669 kfree(ha->loop_id_map);
3670
3671 ha->srb_mempool = NULL;
3672 ha->ctx_mempool = NULL;
3673 ha->sns_cmd = NULL;
3674 ha->sns_cmd_dma = 0;
3675 ha->ct_sns = NULL;
3676 ha->ct_sns_dma = 0;
3677 ha->ms_iocb = NULL;
3678 ha->ms_iocb_dma = 0;
3679 ha->init_cb = NULL;
3680 ha->init_cb_dma = 0;
3681 ha->ex_init_cb = NULL;
3682 ha->ex_init_cb_dma = 0;
3683 ha->async_pd = NULL;
3684 ha->async_pd_dma = 0;
3685
3686 ha->s_dma_pool = NULL;
3687 ha->dl_dma_pool = NULL;
3688 ha->fcp_cmnd_dma_pool = NULL;
3689
3690 ha->gid_list = NULL;
3691 ha->gid_list_dma = 0;
3692
3693 ha->tgt.atio_ring = NULL;
3694 ha->tgt.atio_dma = 0;
3695 ha->tgt.tgt_vp_map = NULL;
3696 }
3697
3698 struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
3699 struct qla_hw_data *ha)
3700 {
3701 struct Scsi_Host *host;
3702 struct scsi_qla_host *vha = NULL;
3703
3704 host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
3705 if (host == NULL) {
3706 ql_log_pci(ql_log_fatal, ha->pdev, 0x0107,
3707 "Failed to allocate host from the scsi layer, aborting.\n");
3708 goto fail;
3709 }
3710
3711 /* Clear our data area */
3712 vha = shost_priv(host);
3713 memset(vha, 0, sizeof(scsi_qla_host_t));
3714
3715 vha->host = host;
3716 vha->host_no = host->host_no;
3717 vha->hw = ha;
3718
3719 INIT_LIST_HEAD(&vha->vp_fcports);
3720 INIT_LIST_HEAD(&vha->work_list);
3721 INIT_LIST_HEAD(&vha->list);
3722
3723 spin_lock_init(&vha->work_lock);
3724
3725 sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no);
3726 ql_dbg(ql_dbg_init, vha, 0x0041,
3727 "Allocated the host=%p hw=%p vha=%p dev_name=%s",
3728 vha->host, vha->hw, vha,
3729 dev_name(&(ha->pdev->dev)));
3730
3731 return vha;
3732
3733 fail:
3734 return vha;
3735 }
3736
3737 static struct qla_work_evt *
3738 qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type)
3739 {
3740 struct qla_work_evt *e;
3741 uint8_t bail;
3742
3743 QLA_VHA_MARK_BUSY(vha, bail);
3744 if (bail)
3745 return NULL;
3746
3747 e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC);
3748 if (!e) {
3749 QLA_VHA_MARK_NOT_BUSY(vha);
3750 return NULL;
3751 }
3752
3753 INIT_LIST_HEAD(&e->list);
3754 e->type = type;
3755 e->flags = QLA_EVT_FLAG_FREE;
3756 return e;
3757 }
3758
3759 static int
3760 qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e)
3761 {
3762 unsigned long flags;
3763
3764 spin_lock_irqsave(&vha->work_lock, flags);
3765 list_add_tail(&e->list, &vha->work_list);
3766 spin_unlock_irqrestore(&vha->work_lock, flags);
3767 qla2xxx_wake_dpc(vha);
3768
3769 return QLA_SUCCESS;
3770 }
3771
3772 int
3773 qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
3774 u32 data)
3775 {
3776 struct qla_work_evt *e;
3777
3778 e = qla2x00_alloc_work(vha, QLA_EVT_AEN);
3779 if (!e)
3780 return QLA_FUNCTION_FAILED;
3781
3782 e->u.aen.code = code;
3783 e->u.aen.data = data;
3784 return qla2x00_post_work(vha, e);
3785 }
3786
3787 int
3788 qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb)
3789 {
3790 struct qla_work_evt *e;
3791
3792 e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK);
3793 if (!e)
3794 return QLA_FUNCTION_FAILED;
3795
3796 memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
3797 return qla2x00_post_work(vha, e);
3798 }
3799
3800 #define qla2x00_post_async_work(name, type) \
3801 int qla2x00_post_async_##name##_work( \
3802 struct scsi_qla_host *vha, \
3803 fc_port_t *fcport, uint16_t *data) \
3804 { \
3805 struct qla_work_evt *e; \
3806 \
3807 e = qla2x00_alloc_work(vha, type); \
3808 if (!e) \
3809 return QLA_FUNCTION_FAILED; \
3810 \
3811 e->u.logio.fcport = fcport; \
3812 if (data) { \
3813 e->u.logio.data[0] = data[0]; \
3814 e->u.logio.data[1] = data[1]; \
3815 } \
3816 return qla2x00_post_work(vha, e); \
3817 }
3818
3819 qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN);
3820 qla2x00_post_async_work(login_done, QLA_EVT_ASYNC_LOGIN_DONE);
3821 qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT);
3822 qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE);
3823 qla2x00_post_async_work(adisc, QLA_EVT_ASYNC_ADISC);
3824 qla2x00_post_async_work(adisc_done, QLA_EVT_ASYNC_ADISC_DONE);
3825
3826 int
3827 qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code)
3828 {
3829 struct qla_work_evt *e;
3830
3831 e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT);
3832 if (!e)
3833 return QLA_FUNCTION_FAILED;
3834
3835 e->u.uevent.code = code;
3836 return qla2x00_post_work(vha, e);
3837 }
3838
3839 static void
3840 qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code)
3841 {
3842 char event_string[40];
3843 char *envp[] = { event_string, NULL };
3844
3845 switch (code) {
3846 case QLA_UEVENT_CODE_FW_DUMP:
3847 snprintf(event_string, sizeof(event_string), "FW_DUMP=%ld",
3848 vha->host_no);
3849 break;
3850 default:
3851 /* do nothing */
3852 break;
3853 }
3854 kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp);
3855 }
3856
3857 int
3858 qlafx00_post_aenfx_work(struct scsi_qla_host *vha, uint32_t evtcode,
3859 uint32_t *data, int cnt)
3860 {
3861 struct qla_work_evt *e;
3862
3863 e = qla2x00_alloc_work(vha, QLA_EVT_AENFX);
3864 if (!e)
3865 return QLA_FUNCTION_FAILED;
3866
3867 e->u.aenfx.evtcode = evtcode;
3868 e->u.aenfx.count = cnt;
3869 memcpy(e->u.aenfx.mbx, data, sizeof(*data) * cnt);
3870 return qla2x00_post_work(vha, e);
3871 }
3872
3873 void
3874 qla2x00_do_work(struct scsi_qla_host *vha)
3875 {
3876 struct qla_work_evt *e, *tmp;
3877 unsigned long flags;
3878 LIST_HEAD(work);
3879
3880 spin_lock_irqsave(&vha->work_lock, flags);
3881 list_splice_init(&vha->work_list, &work);
3882 spin_unlock_irqrestore(&vha->work_lock, flags);
3883
3884 list_for_each_entry_safe(e, tmp, &work, list) {
3885 list_del_init(&e->list);
3886
3887 switch (e->type) {
3888 case QLA_EVT_AEN:
3889 fc_host_post_event(vha->host, fc_get_event_number(),
3890 e->u.aen.code, e->u.aen.data);
3891 break;
3892 case QLA_EVT_IDC_ACK:
3893 qla81xx_idc_ack(vha, e->u.idc_ack.mb);
3894 break;
3895 case QLA_EVT_ASYNC_LOGIN:
3896 qla2x00_async_login(vha, e->u.logio.fcport,
3897 e->u.logio.data);
3898 break;
3899 case QLA_EVT_ASYNC_LOGIN_DONE:
3900 qla2x00_async_login_done(vha, e->u.logio.fcport,
3901 e->u.logio.data);
3902 break;
3903 case QLA_EVT_ASYNC_LOGOUT:
3904 qla2x00_async_logout(vha, e->u.logio.fcport);
3905 break;
3906 case QLA_EVT_ASYNC_LOGOUT_DONE:
3907 qla2x00_async_logout_done(vha, e->u.logio.fcport,
3908 e->u.logio.data);
3909 break;
3910 case QLA_EVT_ASYNC_ADISC:
3911 qla2x00_async_adisc(vha, e->u.logio.fcport,
3912 e->u.logio.data);
3913 break;
3914 case QLA_EVT_ASYNC_ADISC_DONE:
3915 qla2x00_async_adisc_done(vha, e->u.logio.fcport,
3916 e->u.logio.data);
3917 break;
3918 case QLA_EVT_UEVENT:
3919 qla2x00_uevent_emit(vha, e->u.uevent.code);
3920 break;
3921 case QLA_EVT_AENFX:
3922 qlafx00_process_aen(vha, e);
3923 break;
3924 }
3925 if (e->flags & QLA_EVT_FLAG_FREE)
3926 kfree(e);
3927
3928 /* For each work completed decrement vha ref count */
3929 QLA_VHA_MARK_NOT_BUSY(vha);
3930 }
3931 }
3932
3933 /* Relogins all the fcports of a vport
3934 * Context: dpc thread
3935 */
3936 void qla2x00_relogin(struct scsi_qla_host *vha)
3937 {
3938 fc_port_t *fcport;
3939 int status;
3940 uint16_t next_loopid = 0;
3941 struct qla_hw_data *ha = vha->hw;
3942 uint16_t data[2];
3943
3944 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3945 /*
3946 * If the port is not ONLINE then try to login
3947 * to it if we haven't run out of retries.
3948 */
3949 if (atomic_read(&fcport->state) != FCS_ONLINE &&
3950 fcport->login_retry && !(fcport->flags & FCF_ASYNC_SENT)) {
3951 fcport->login_retry--;
3952 if (fcport->flags & FCF_FABRIC_DEVICE) {
3953 if (fcport->flags & FCF_FCP2_DEVICE)
3954 ha->isp_ops->fabric_logout(vha,
3955 fcport->loop_id,
3956 fcport->d_id.b.domain,
3957 fcport->d_id.b.area,
3958 fcport->d_id.b.al_pa);
3959
3960 if (fcport->loop_id == FC_NO_LOOP_ID) {
3961 fcport->loop_id = next_loopid =
3962 ha->min_external_loopid;
3963 status = qla2x00_find_new_loop_id(
3964 vha, fcport);
3965 if (status != QLA_SUCCESS) {
3966 /* Ran out of IDs to use */
3967 break;
3968 }
3969 }
3970
3971 if (IS_ALOGIO_CAPABLE(ha)) {
3972 fcport->flags |= FCF_ASYNC_SENT;
3973 data[0] = 0;
3974 data[1] = QLA_LOGIO_LOGIN_RETRIED;
3975 status = qla2x00_post_async_login_work(
3976 vha, fcport, data);
3977 if (status == QLA_SUCCESS)
3978 continue;
3979 /* Attempt a retry. */
3980 status = 1;
3981 } else {
3982 status = qla2x00_fabric_login(vha,
3983 fcport, &next_loopid);
3984 if (status == QLA_SUCCESS) {
3985 int status2;
3986 uint8_t opts;
3987
3988 opts = 0;
3989 if (fcport->flags &
3990 FCF_FCP2_DEVICE)
3991 opts |= BIT_1;
3992 status2 =
3993 qla2x00_get_port_database(
3994 vha, fcport, opts);
3995 if (status2 != QLA_SUCCESS)
3996 status = 1;
3997 }
3998 }
3999 } else
4000 status = qla2x00_local_device_login(vha,
4001 fcport);
4002
4003 if (status == QLA_SUCCESS) {
4004 fcport->old_loop_id = fcport->loop_id;
4005
4006 ql_dbg(ql_dbg_disc, vha, 0x2003,
4007 "Port login OK: logged in ID 0x%x.\n",
4008 fcport->loop_id);
4009
4010 qla2x00_update_fcport(vha, fcport);
4011
4012 } else if (status == 1) {
4013 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
4014 /* retry the login again */
4015 ql_dbg(ql_dbg_disc, vha, 0x2007,
4016 "Retrying %d login again loop_id 0x%x.\n",
4017 fcport->login_retry, fcport->loop_id);
4018 } else {
4019 fcport->login_retry = 0;
4020 }
4021
4022 if (fcport->login_retry == 0 && status != QLA_SUCCESS)
4023 qla2x00_clear_loop_id(fcport);
4024 }
4025 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
4026 break;
4027 }
4028 }
4029
4030 /* Schedule work on any of the dpc-workqueues */
4031 void
4032 qla83xx_schedule_work(scsi_qla_host_t *base_vha, int work_code)
4033 {
4034 struct qla_hw_data *ha = base_vha->hw;
4035
4036 switch (work_code) {
4037 case MBA_IDC_AEN: /* 0x8200 */
4038 if (ha->dpc_lp_wq)
4039 queue_work(ha->dpc_lp_wq, &ha->idc_aen);
4040 break;
4041
4042 case QLA83XX_NIC_CORE_RESET: /* 0x1 */
4043 if (!ha->flags.nic_core_reset_hdlr_active) {
4044 if (ha->dpc_hp_wq)
4045 queue_work(ha->dpc_hp_wq, &ha->nic_core_reset);
4046 } else
4047 ql_dbg(ql_dbg_p3p, base_vha, 0xb05e,
4048 "NIC Core reset is already active. Skip "
4049 "scheduling it again.\n");
4050 break;
4051 case QLA83XX_IDC_STATE_HANDLER: /* 0x2 */
4052 if (ha->dpc_hp_wq)
4053 queue_work(ha->dpc_hp_wq, &ha->idc_state_handler);
4054 break;
4055 case QLA83XX_NIC_CORE_UNRECOVERABLE: /* 0x3 */
4056 if (ha->dpc_hp_wq)
4057 queue_work(ha->dpc_hp_wq, &ha->nic_core_unrecoverable);
4058 break;
4059 default:
4060 ql_log(ql_log_warn, base_vha, 0xb05f,
4061 "Unknow work-code=0x%x.\n", work_code);
4062 }
4063
4064 return;
4065 }
4066
4067 /* Work: Perform NIC Core Unrecoverable state handling */
4068 void
4069 qla83xx_nic_core_unrecoverable_work(struct work_struct *work)
4070 {
4071 struct qla_hw_data *ha =
4072 container_of(work, struct qla_hw_data, nic_core_unrecoverable);
4073 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
4074 uint32_t dev_state = 0;
4075
4076 qla83xx_idc_lock(base_vha, 0);
4077 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
4078 qla83xx_reset_ownership(base_vha);
4079 if (ha->flags.nic_core_reset_owner) {
4080 ha->flags.nic_core_reset_owner = 0;
4081 qla83xx_wr_reg(base_vha, QLA83XX_IDC_DEV_STATE,
4082 QLA8XXX_DEV_FAILED);
4083 ql_log(ql_log_info, base_vha, 0xb060, "HW State: FAILED.\n");
4084 qla83xx_schedule_work(base_vha, QLA83XX_IDC_STATE_HANDLER);
4085 }
4086 qla83xx_idc_unlock(base_vha, 0);
4087 }
4088
4089 /* Work: Execute IDC state handler */
4090 void
4091 qla83xx_idc_state_handler_work(struct work_struct *work)
4092 {
4093 struct qla_hw_data *ha =
4094 container_of(work, struct qla_hw_data, idc_state_handler);
4095 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
4096 uint32_t dev_state = 0;
4097
4098 qla83xx_idc_lock(base_vha, 0);
4099 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
4100 if (dev_state == QLA8XXX_DEV_FAILED ||
4101 dev_state == QLA8XXX_DEV_NEED_QUIESCENT)
4102 qla83xx_idc_state_handler(base_vha);
4103 qla83xx_idc_unlock(base_vha, 0);
4104 }
4105
4106 static int
4107 qla83xx_check_nic_core_fw_alive(scsi_qla_host_t *base_vha)
4108 {
4109 int rval = QLA_SUCCESS;
4110 unsigned long heart_beat_wait = jiffies + (1 * HZ);
4111 uint32_t heart_beat_counter1, heart_beat_counter2;
4112
4113 do {
4114 if (time_after(jiffies, heart_beat_wait)) {
4115 ql_dbg(ql_dbg_p3p, base_vha, 0xb07c,
4116 "Nic Core f/w is not alive.\n");
4117 rval = QLA_FUNCTION_FAILED;
4118 break;
4119 }
4120
4121 qla83xx_idc_lock(base_vha, 0);
4122 qla83xx_rd_reg(base_vha, QLA83XX_FW_HEARTBEAT,
4123 &heart_beat_counter1);
4124 qla83xx_idc_unlock(base_vha, 0);
4125 msleep(100);
4126 qla83xx_idc_lock(base_vha, 0);
4127 qla83xx_rd_reg(base_vha, QLA83XX_FW_HEARTBEAT,
4128 &heart_beat_counter2);
4129 qla83xx_idc_unlock(base_vha, 0);
4130 } while (heart_beat_counter1 == heart_beat_counter2);
4131
4132 return rval;
4133 }
4134
4135 /* Work: Perform NIC Core Reset handling */
4136 void
4137 qla83xx_nic_core_reset_work(struct work_struct *work)
4138 {
4139 struct qla_hw_data *ha =
4140 container_of(work, struct qla_hw_data, nic_core_reset);
4141 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
4142 uint32_t dev_state = 0;
4143
4144 if (IS_QLA2031(ha)) {
4145 if (qla2xxx_mctp_dump(base_vha) != QLA_SUCCESS)
4146 ql_log(ql_log_warn, base_vha, 0xb081,
4147 "Failed to dump mctp\n");
4148 return;
4149 }
4150
4151 if (!ha->flags.nic_core_reset_hdlr_active) {
4152 if (qla83xx_check_nic_core_fw_alive(base_vha) == QLA_SUCCESS) {
4153 qla83xx_idc_lock(base_vha, 0);
4154 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE,
4155 &dev_state);
4156 qla83xx_idc_unlock(base_vha, 0);
4157 if (dev_state != QLA8XXX_DEV_NEED_RESET) {
4158 ql_dbg(ql_dbg_p3p, base_vha, 0xb07a,
4159 "Nic Core f/w is alive.\n");
4160 return;
4161 }
4162 }
4163
4164 ha->flags.nic_core_reset_hdlr_active = 1;
4165 if (qla83xx_nic_core_reset(base_vha)) {
4166 /* NIC Core reset failed. */
4167 ql_dbg(ql_dbg_p3p, base_vha, 0xb061,
4168 "NIC Core reset failed.\n");
4169 }
4170 ha->flags.nic_core_reset_hdlr_active = 0;
4171 }
4172 }
4173
4174 /* Work: Handle 8200 IDC aens */
4175 void
4176 qla83xx_service_idc_aen(struct work_struct *work)
4177 {
4178 struct qla_hw_data *ha =
4179 container_of(work, struct qla_hw_data, idc_aen);
4180 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
4181 uint32_t dev_state, idc_control;
4182
4183 qla83xx_idc_lock(base_vha, 0);
4184 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
4185 qla83xx_rd_reg(base_vha, QLA83XX_IDC_CONTROL, &idc_control);
4186 qla83xx_idc_unlock(base_vha, 0);
4187 if (dev_state == QLA8XXX_DEV_NEED_RESET) {
4188 if (idc_control & QLA83XX_IDC_GRACEFUL_RESET) {
4189 ql_dbg(ql_dbg_p3p, base_vha, 0xb062,
4190 "Application requested NIC Core Reset.\n");
4191 qla83xx_schedule_work(base_vha, QLA83XX_NIC_CORE_RESET);
4192 } else if (qla83xx_check_nic_core_fw_alive(base_vha) ==
4193 QLA_SUCCESS) {
4194 ql_dbg(ql_dbg_p3p, base_vha, 0xb07b,
4195 "Other protocol driver requested NIC Core Reset.\n");
4196 qla83xx_schedule_work(base_vha, QLA83XX_NIC_CORE_RESET);
4197 }
4198 } else if (dev_state == QLA8XXX_DEV_FAILED ||
4199 dev_state == QLA8XXX_DEV_NEED_QUIESCENT) {
4200 qla83xx_schedule_work(base_vha, QLA83XX_IDC_STATE_HANDLER);
4201 }
4202 }
4203
4204 static void
4205 qla83xx_wait_logic(void)
4206 {
4207 int i;
4208
4209 /* Yield CPU */
4210 if (!in_interrupt()) {
4211 /*
4212 * Wait about 200ms before retrying again.
4213 * This controls the number of retries for single
4214 * lock operation.
4215 */
4216 msleep(100);
4217 schedule();
4218 } else {
4219 for (i = 0; i < 20; i++)
4220 cpu_relax(); /* This a nop instr on i386 */
4221 }
4222 }
4223
4224 static int
4225 qla83xx_force_lock_recovery(scsi_qla_host_t *base_vha)
4226 {
4227 int rval;
4228 uint32_t data;
4229 uint32_t idc_lck_rcvry_stage_mask = 0x3;
4230 uint32_t idc_lck_rcvry_owner_mask = 0x3c;
4231 struct qla_hw_data *ha = base_vha->hw;
4232 ql_dbg(ql_dbg_p3p, base_vha, 0xb086,
4233 "Trying force recovery of the IDC lock.\n");
4234
4235 rval = qla83xx_rd_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, &data);
4236 if (rval)
4237 return rval;
4238
4239 if ((data & idc_lck_rcvry_stage_mask) > 0) {
4240 return QLA_SUCCESS;
4241 } else {
4242 data = (IDC_LOCK_RECOVERY_STAGE1) | (ha->portnum << 2);
4243 rval = qla83xx_wr_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY,
4244 data);
4245 if (rval)
4246 return rval;
4247
4248 msleep(200);
4249
4250 rval = qla83xx_rd_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY,
4251 &data);
4252 if (rval)
4253 return rval;
4254
4255 if (((data & idc_lck_rcvry_owner_mask) >> 2) == ha->portnum) {
4256 data &= (IDC_LOCK_RECOVERY_STAGE2 |
4257 ~(idc_lck_rcvry_stage_mask));
4258 rval = qla83xx_wr_reg(base_vha,
4259 QLA83XX_IDC_LOCK_RECOVERY, data);
4260 if (rval)
4261 return rval;
4262
4263 /* Forcefully perform IDC UnLock */
4264 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_UNLOCK,
4265 &data);
4266 if (rval)
4267 return rval;
4268 /* Clear lock-id by setting 0xff */
4269 rval = qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID,
4270 0xff);
4271 if (rval)
4272 return rval;
4273 /* Clear lock-recovery by setting 0x0 */
4274 rval = qla83xx_wr_reg(base_vha,
4275 QLA83XX_IDC_LOCK_RECOVERY, 0x0);
4276 if (rval)
4277 return rval;
4278 } else
4279 return QLA_SUCCESS;
4280 }
4281
4282 return rval;
4283 }
4284
4285 static int
4286 qla83xx_idc_lock_recovery(scsi_qla_host_t *base_vha)
4287 {
4288 int rval = QLA_SUCCESS;
4289 uint32_t o_drv_lockid, n_drv_lockid;
4290 unsigned long lock_recovery_timeout;
4291
4292 lock_recovery_timeout = jiffies + QLA83XX_MAX_LOCK_RECOVERY_WAIT;
4293 retry_lockid:
4294 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &o_drv_lockid);
4295 if (rval)
4296 goto exit;
4297
4298 /* MAX wait time before forcing IDC Lock recovery = 2 secs */
4299 if (time_after_eq(jiffies, lock_recovery_timeout)) {
4300 if (qla83xx_force_lock_recovery(base_vha) == QLA_SUCCESS)
4301 return QLA_SUCCESS;
4302 else
4303 return QLA_FUNCTION_FAILED;
4304 }
4305
4306 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &n_drv_lockid);
4307 if (rval)
4308 goto exit;
4309
4310 if (o_drv_lockid == n_drv_lockid) {
4311 qla83xx_wait_logic();
4312 goto retry_lockid;
4313 } else
4314 return QLA_SUCCESS;
4315
4316 exit:
4317 return rval;
4318 }
4319
4320 void
4321 qla83xx_idc_lock(scsi_qla_host_t *base_vha, uint16_t requester_id)
4322 {
4323 uint16_t options = (requester_id << 15) | BIT_6;
4324 uint32_t data;
4325 uint32_t lock_owner;
4326 struct qla_hw_data *ha = base_vha->hw;
4327
4328 /* IDC-lock implementation using driver-lock/lock-id remote registers */
4329 retry_lock:
4330 if (qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCK, &data)
4331 == QLA_SUCCESS) {
4332 if (data) {
4333 /* Setting lock-id to our function-number */
4334 qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID,
4335 ha->portnum);
4336 } else {
4337 qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID,
4338 &lock_owner);
4339 ql_dbg(ql_dbg_p3p, base_vha, 0xb063,
4340 "Failed to acquire IDC lock, acquired by %d, "
4341 "retrying...\n", lock_owner);
4342
4343 /* Retry/Perform IDC-Lock recovery */
4344 if (qla83xx_idc_lock_recovery(base_vha)
4345 == QLA_SUCCESS) {
4346 qla83xx_wait_logic();
4347 goto retry_lock;
4348 } else
4349 ql_log(ql_log_warn, base_vha, 0xb075,
4350 "IDC Lock recovery FAILED.\n");
4351 }
4352
4353 }
4354
4355 return;
4356
4357 /* XXX: IDC-lock implementation using access-control mbx */
4358 retry_lock2:
4359 if (qla83xx_access_control(base_vha, options, 0, 0, NULL)) {
4360 ql_dbg(ql_dbg_p3p, base_vha, 0xb072,
4361 "Failed to acquire IDC lock. retrying...\n");
4362 /* Retry/Perform IDC-Lock recovery */
4363 if (qla83xx_idc_lock_recovery(base_vha) == QLA_SUCCESS) {
4364 qla83xx_wait_logic();
4365 goto retry_lock2;
4366 } else
4367 ql_log(ql_log_warn, base_vha, 0xb076,
4368 "IDC Lock recovery FAILED.\n");
4369 }
4370
4371 return;
4372 }
4373
4374 void
4375 qla83xx_idc_unlock(scsi_qla_host_t *base_vha, uint16_t requester_id)
4376 {
4377 uint16_t options = (requester_id << 15) | BIT_7, retry;
4378 uint32_t data;
4379 struct qla_hw_data *ha = base_vha->hw;
4380
4381 /* IDC-unlock implementation using driver-unlock/lock-id
4382 * remote registers
4383 */
4384 retry = 0;
4385 retry_unlock:
4386 if (qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &data)
4387 == QLA_SUCCESS) {
4388 if (data == ha->portnum) {
4389 qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_UNLOCK, &data);
4390 /* Clearing lock-id by setting 0xff */
4391 qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID, 0xff);
4392 } else if (retry < 10) {
4393 /* SV: XXX: IDC unlock retrying needed here? */
4394
4395 /* Retry for IDC-unlock */
4396 qla83xx_wait_logic();
4397 retry++;
4398 ql_dbg(ql_dbg_p3p, base_vha, 0xb064,
4399 "Failed to release IDC lock, retyring=%d\n", retry);
4400 goto retry_unlock;
4401 }
4402 } else if (retry < 10) {
4403 /* Retry for IDC-unlock */
4404 qla83xx_wait_logic();
4405 retry++;
4406 ql_dbg(ql_dbg_p3p, base_vha, 0xb065,
4407 "Failed to read drv-lockid, retyring=%d\n", retry);
4408 goto retry_unlock;
4409 }
4410
4411 return;
4412
4413 /* XXX: IDC-unlock implementation using access-control mbx */
4414 retry = 0;
4415 retry_unlock2:
4416 if (qla83xx_access_control(base_vha, options, 0, 0, NULL)) {
4417 if (retry < 10) {
4418 /* Retry for IDC-unlock */
4419 qla83xx_wait_logic();
4420 retry++;
4421 ql_dbg(ql_dbg_p3p, base_vha, 0xb066,
4422 "Failed to release IDC lock, retyring=%d\n", retry);
4423 goto retry_unlock2;
4424 }
4425 }
4426
4427 return;
4428 }
4429
4430 int
4431 __qla83xx_set_drv_presence(scsi_qla_host_t *vha)
4432 {
4433 int rval = QLA_SUCCESS;
4434 struct qla_hw_data *ha = vha->hw;
4435 uint32_t drv_presence;
4436
4437 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
4438 if (rval == QLA_SUCCESS) {
4439 drv_presence |= (1 << ha->portnum);
4440 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE,
4441 drv_presence);
4442 }
4443
4444 return rval;
4445 }
4446
4447 int
4448 qla83xx_set_drv_presence(scsi_qla_host_t *vha)
4449 {
4450 int rval = QLA_SUCCESS;
4451
4452 qla83xx_idc_lock(vha, 0);
4453 rval = __qla83xx_set_drv_presence(vha);
4454 qla83xx_idc_unlock(vha, 0);
4455
4456 return rval;
4457 }
4458
4459 int
4460 __qla83xx_clear_drv_presence(scsi_qla_host_t *vha)
4461 {
4462 int rval = QLA_SUCCESS;
4463 struct qla_hw_data *ha = vha->hw;
4464 uint32_t drv_presence;
4465
4466 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
4467 if (rval == QLA_SUCCESS) {
4468 drv_presence &= ~(1 << ha->portnum);
4469 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE,
4470 drv_presence);
4471 }
4472
4473 return rval;
4474 }
4475
4476 int
4477 qla83xx_clear_drv_presence(scsi_qla_host_t *vha)
4478 {
4479 int rval = QLA_SUCCESS;
4480
4481 qla83xx_idc_lock(vha, 0);
4482 rval = __qla83xx_clear_drv_presence(vha);
4483 qla83xx_idc_unlock(vha, 0);
4484
4485 return rval;
4486 }
4487
4488 static void
4489 qla83xx_need_reset_handler(scsi_qla_host_t *vha)
4490 {
4491 struct qla_hw_data *ha = vha->hw;
4492 uint32_t drv_ack, drv_presence;
4493 unsigned long ack_timeout;
4494
4495 /* Wait for IDC ACK from all functions (DRV-ACK == DRV-PRESENCE) */
4496 ack_timeout = jiffies + (ha->fcoe_reset_timeout * HZ);
4497 while (1) {
4498 qla83xx_rd_reg(vha, QLA83XX_IDC_DRIVER_ACK, &drv_ack);
4499 qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
4500 if ((drv_ack & drv_presence) == drv_presence)
4501 break;
4502
4503 if (time_after_eq(jiffies, ack_timeout)) {
4504 ql_log(ql_log_warn, vha, 0xb067,
4505 "RESET ACK TIMEOUT! drv_presence=0x%x "
4506 "drv_ack=0x%x\n", drv_presence, drv_ack);
4507 /*
4508 * The function(s) which did not ack in time are forced
4509 * to withdraw any further participation in the IDC
4510 * reset.
4511 */
4512 if (drv_ack != drv_presence)
4513 qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE,
4514 drv_ack);
4515 break;
4516 }
4517
4518 qla83xx_idc_unlock(vha, 0);
4519 msleep(1000);
4520 qla83xx_idc_lock(vha, 0);
4521 }
4522
4523 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_COLD);
4524 ql_log(ql_log_info, vha, 0xb068, "HW State: COLD/RE-INIT.\n");
4525 }
4526
4527 static int
4528 qla83xx_device_bootstrap(scsi_qla_host_t *vha)
4529 {
4530 int rval = QLA_SUCCESS;
4531 uint32_t idc_control;
4532
4533 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_INITIALIZING);
4534 ql_log(ql_log_info, vha, 0xb069, "HW State: INITIALIZING.\n");
4535
4536 /* Clearing IDC-Control Graceful-Reset Bit before resetting f/w */
4537 __qla83xx_get_idc_control(vha, &idc_control);
4538 idc_control &= ~QLA83XX_IDC_GRACEFUL_RESET;
4539 __qla83xx_set_idc_control(vha, 0);
4540
4541 qla83xx_idc_unlock(vha, 0);
4542 rval = qla83xx_restart_nic_firmware(vha);
4543 qla83xx_idc_lock(vha, 0);
4544
4545 if (rval != QLA_SUCCESS) {
4546 ql_log(ql_log_fatal, vha, 0xb06a,
4547 "Failed to restart NIC f/w.\n");
4548 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_FAILED);
4549 ql_log(ql_log_info, vha, 0xb06b, "HW State: FAILED.\n");
4550 } else {
4551 ql_dbg(ql_dbg_p3p, vha, 0xb06c,
4552 "Success in restarting nic f/w.\n");
4553 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_READY);
4554 ql_log(ql_log_info, vha, 0xb06d, "HW State: READY.\n");
4555 }
4556
4557 return rval;
4558 }
4559
4560 /* Assumes idc_lock always held on entry */
4561 int
4562 qla83xx_idc_state_handler(scsi_qla_host_t *base_vha)
4563 {
4564 struct qla_hw_data *ha = base_vha->hw;
4565 int rval = QLA_SUCCESS;
4566 unsigned long dev_init_timeout;
4567 uint32_t dev_state;
4568
4569 /* Wait for MAX-INIT-TIMEOUT for the device to go ready */
4570 dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ);
4571
4572 while (1) {
4573
4574 if (time_after_eq(jiffies, dev_init_timeout)) {
4575 ql_log(ql_log_warn, base_vha, 0xb06e,
4576 "Initialization TIMEOUT!\n");
4577 /* Init timeout. Disable further NIC Core
4578 * communication.
4579 */
4580 qla83xx_wr_reg(base_vha, QLA83XX_IDC_DEV_STATE,
4581 QLA8XXX_DEV_FAILED);
4582 ql_log(ql_log_info, base_vha, 0xb06f,
4583 "HW State: FAILED.\n");
4584 }
4585
4586 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
4587 switch (dev_state) {
4588 case QLA8XXX_DEV_READY:
4589 if (ha->flags.nic_core_reset_owner)
4590 qla83xx_idc_audit(base_vha,
4591 IDC_AUDIT_COMPLETION);
4592 ha->flags.nic_core_reset_owner = 0;
4593 ql_dbg(ql_dbg_p3p, base_vha, 0xb070,
4594 "Reset_owner reset by 0x%x.\n",
4595 ha->portnum);
4596 goto exit;
4597 case QLA8XXX_DEV_COLD:
4598 if (ha->flags.nic_core_reset_owner)
4599 rval = qla83xx_device_bootstrap(base_vha);
4600 else {
4601 /* Wait for AEN to change device-state */
4602 qla83xx_idc_unlock(base_vha, 0);
4603 msleep(1000);
4604 qla83xx_idc_lock(base_vha, 0);
4605 }
4606 break;
4607 case QLA8XXX_DEV_INITIALIZING:
4608 /* Wait for AEN to change device-state */
4609 qla83xx_idc_unlock(base_vha, 0);
4610 msleep(1000);
4611 qla83xx_idc_lock(base_vha, 0);
4612 break;
4613 case QLA8XXX_DEV_NEED_RESET:
4614 if (!ql2xdontresethba && ha->flags.nic_core_reset_owner)
4615 qla83xx_need_reset_handler(base_vha);
4616 else {
4617 /* Wait for AEN to change device-state */
4618 qla83xx_idc_unlock(base_vha, 0);
4619 msleep(1000);
4620 qla83xx_idc_lock(base_vha, 0);
4621 }
4622 /* reset timeout value after need reset handler */
4623 dev_init_timeout = jiffies +
4624 (ha->fcoe_dev_init_timeout * HZ);
4625 break;
4626 case QLA8XXX_DEV_NEED_QUIESCENT:
4627 /* XXX: DEBUG for now */
4628 qla83xx_idc_unlock(base_vha, 0);
4629 msleep(1000);
4630 qla83xx_idc_lock(base_vha, 0);
4631 break;
4632 case QLA8XXX_DEV_QUIESCENT:
4633 /* XXX: DEBUG for now */
4634 if (ha->flags.quiesce_owner)
4635 goto exit;
4636
4637 qla83xx_idc_unlock(base_vha, 0);
4638 msleep(1000);
4639 qla83xx_idc_lock(base_vha, 0);
4640 dev_init_timeout = jiffies +
4641 (ha->fcoe_dev_init_timeout * HZ);
4642 break;
4643 case QLA8XXX_DEV_FAILED:
4644 if (ha->flags.nic_core_reset_owner)
4645 qla83xx_idc_audit(base_vha,
4646 IDC_AUDIT_COMPLETION);
4647 ha->flags.nic_core_reset_owner = 0;
4648 __qla83xx_clear_drv_presence(base_vha);
4649 qla83xx_idc_unlock(base_vha, 0);
4650 qla8xxx_dev_failed_handler(base_vha);
4651 rval = QLA_FUNCTION_FAILED;
4652 qla83xx_idc_lock(base_vha, 0);
4653 goto exit;
4654 case QLA8XXX_BAD_VALUE:
4655 qla83xx_idc_unlock(base_vha, 0);
4656 msleep(1000);
4657 qla83xx_idc_lock(base_vha, 0);
4658 break;
4659 default:
4660 ql_log(ql_log_warn, base_vha, 0xb071,
4661 "Unknow Device State: %x.\n", dev_state);
4662 qla83xx_idc_unlock(base_vha, 0);
4663 qla8xxx_dev_failed_handler(base_vha);
4664 rval = QLA_FUNCTION_FAILED;
4665 qla83xx_idc_lock(base_vha, 0);
4666 goto exit;
4667 }
4668 }
4669
4670 exit:
4671 return rval;
4672 }
4673
4674 void
4675 qla2x00_disable_board_on_pci_error(struct work_struct *work)
4676 {
4677 struct qla_hw_data *ha = container_of(work, struct qla_hw_data,
4678 board_disable);
4679 struct pci_dev *pdev = ha->pdev;
4680 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
4681
4682 ql_log(ql_log_warn, base_vha, 0x015b,
4683 "Disabling adapter.\n");
4684
4685 set_bit(UNLOADING, &base_vha->dpc_flags);
4686
4687 qla2x00_delete_all_vps(ha, base_vha);
4688
4689 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
4690
4691 qla2x00_dfs_remove(base_vha);
4692
4693 qla84xx_put_chip(base_vha);
4694
4695 if (base_vha->timer_active)
4696 qla2x00_stop_timer(base_vha);
4697
4698 base_vha->flags.online = 0;
4699
4700 qla2x00_destroy_deferred_work(ha);
4701
4702 /*
4703 * Do not try to stop beacon blink as it will issue a mailbox
4704 * command.
4705 */
4706 qla2x00_free_sysfs_attr(base_vha, false);
4707
4708 fc_remove_host(base_vha->host);
4709
4710 scsi_remove_host(base_vha->host);
4711
4712 base_vha->flags.init_done = 0;
4713 qla25xx_delete_queues(base_vha);
4714 qla2x00_free_irqs(base_vha);
4715 qla2x00_free_fcports(base_vha);
4716 qla2x00_mem_free(ha);
4717 qla82xx_md_free(base_vha);
4718 qla2x00_free_queues(ha);
4719
4720 scsi_host_put(base_vha->host);
4721
4722 qla2x00_unmap_iobases(ha);
4723
4724 pci_release_selected_regions(ha->pdev, ha->bars);
4725 kfree(ha);
4726 ha = NULL;
4727
4728 pci_disable_pcie_error_reporting(pdev);
4729 pci_disable_device(pdev);
4730 pci_set_drvdata(pdev, NULL);
4731
4732 }
4733
4734 /**************************************************************************
4735 * qla2x00_do_dpc
4736 * This kernel thread is a task that is schedule by the interrupt handler
4737 * to perform the background processing for interrupts.
4738 *
4739 * Notes:
4740 * This task always run in the context of a kernel thread. It
4741 * is kick-off by the driver's detect code and starts up
4742 * up one per adapter. It immediately goes to sleep and waits for
4743 * some fibre event. When either the interrupt handler or
4744 * the timer routine detects a event it will one of the task
4745 * bits then wake us up.
4746 **************************************************************************/
4747 static int
4748 qla2x00_do_dpc(void *data)
4749 {
4750 int rval;
4751 scsi_qla_host_t *base_vha;
4752 struct qla_hw_data *ha;
4753
4754 ha = (struct qla_hw_data *)data;
4755 base_vha = pci_get_drvdata(ha->pdev);
4756
4757 set_user_nice(current, -20);
4758
4759 set_current_state(TASK_INTERRUPTIBLE);
4760 while (!kthread_should_stop()) {
4761 ql_dbg(ql_dbg_dpc, base_vha, 0x4000,
4762 "DPC handler sleeping.\n");
4763
4764 schedule();
4765 __set_current_state(TASK_RUNNING);
4766
4767 if (!base_vha->flags.init_done || ha->flags.mbox_busy)
4768 goto end_loop;
4769
4770 if (ha->flags.eeh_busy) {
4771 ql_dbg(ql_dbg_dpc, base_vha, 0x4003,
4772 "eeh_busy=%d.\n", ha->flags.eeh_busy);
4773 goto end_loop;
4774 }
4775
4776 ha->dpc_active = 1;
4777
4778 ql_dbg(ql_dbg_dpc + ql_dbg_verbose, base_vha, 0x4001,
4779 "DPC handler waking up, dpc_flags=0x%lx.\n",
4780 base_vha->dpc_flags);
4781
4782 qla2x00_do_work(base_vha);
4783
4784 if (IS_P3P_TYPE(ha)) {
4785 if (IS_QLA8044(ha)) {
4786 if (test_and_clear_bit(ISP_UNRECOVERABLE,
4787 &base_vha->dpc_flags)) {
4788 qla8044_idc_lock(ha);
4789 qla8044_wr_direct(base_vha,
4790 QLA8044_CRB_DEV_STATE_INDEX,
4791 QLA8XXX_DEV_FAILED);
4792 qla8044_idc_unlock(ha);
4793 ql_log(ql_log_info, base_vha, 0x4004,
4794 "HW State: FAILED.\n");
4795 qla8044_device_state_handler(base_vha);
4796 continue;
4797 }
4798
4799 } else {
4800 if (test_and_clear_bit(ISP_UNRECOVERABLE,
4801 &base_vha->dpc_flags)) {
4802 qla82xx_idc_lock(ha);
4803 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
4804 QLA8XXX_DEV_FAILED);
4805 qla82xx_idc_unlock(ha);
4806 ql_log(ql_log_info, base_vha, 0x0151,
4807 "HW State: FAILED.\n");
4808 qla82xx_device_state_handler(base_vha);
4809 continue;
4810 }
4811 }
4812
4813 if (test_and_clear_bit(FCOE_CTX_RESET_NEEDED,
4814 &base_vha->dpc_flags)) {
4815
4816 ql_dbg(ql_dbg_dpc, base_vha, 0x4005,
4817 "FCoE context reset scheduled.\n");
4818 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
4819 &base_vha->dpc_flags))) {
4820 if (qla82xx_fcoe_ctx_reset(base_vha)) {
4821 /* FCoE-ctx reset failed.
4822 * Escalate to chip-reset
4823 */
4824 set_bit(ISP_ABORT_NEEDED,
4825 &base_vha->dpc_flags);
4826 }
4827 clear_bit(ABORT_ISP_ACTIVE,
4828 &base_vha->dpc_flags);
4829 }
4830
4831 ql_dbg(ql_dbg_dpc, base_vha, 0x4006,
4832 "FCoE context reset end.\n");
4833 }
4834 } else if (IS_QLAFX00(ha)) {
4835 if (test_and_clear_bit(ISP_UNRECOVERABLE,
4836 &base_vha->dpc_flags)) {
4837 ql_dbg(ql_dbg_dpc, base_vha, 0x4020,
4838 "Firmware Reset Recovery\n");
4839 if (qlafx00_reset_initialize(base_vha)) {
4840 /* Failed. Abort isp later. */
4841 if (!test_bit(UNLOADING,
4842 &base_vha->dpc_flags))
4843 set_bit(ISP_UNRECOVERABLE,
4844 &base_vha->dpc_flags);
4845 ql_dbg(ql_dbg_dpc, base_vha,
4846 0x4021,
4847 "Reset Recovery Failed\n");
4848 }
4849 }
4850
4851 if (test_and_clear_bit(FX00_TARGET_SCAN,
4852 &base_vha->dpc_flags)) {
4853 ql_dbg(ql_dbg_dpc, base_vha, 0x4022,
4854 "ISPFx00 Target Scan scheduled\n");
4855 if (qlafx00_rescan_isp(base_vha)) {
4856 if (!test_bit(UNLOADING,
4857 &base_vha->dpc_flags))
4858 set_bit(ISP_UNRECOVERABLE,
4859 &base_vha->dpc_flags);
4860 ql_dbg(ql_dbg_dpc, base_vha, 0x401e,
4861 "ISPFx00 Target Scan Failed\n");
4862 }
4863 ql_dbg(ql_dbg_dpc, base_vha, 0x401f,
4864 "ISPFx00 Target Scan End\n");
4865 }
4866 if (test_and_clear_bit(FX00_HOST_INFO_RESEND,
4867 &base_vha->dpc_flags)) {
4868 ql_dbg(ql_dbg_dpc, base_vha, 0x4023,
4869 "ISPFx00 Host Info resend scheduled\n");
4870 qlafx00_fx_disc(base_vha,
4871 &base_vha->hw->mr.fcport,
4872 FXDISC_REG_HOST_INFO);
4873 }
4874 }
4875
4876 if (test_and_clear_bit(ISP_ABORT_NEEDED,
4877 &base_vha->dpc_flags)) {
4878
4879 ql_dbg(ql_dbg_dpc, base_vha, 0x4007,
4880 "ISP abort scheduled.\n");
4881 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
4882 &base_vha->dpc_flags))) {
4883
4884 if (ha->isp_ops->abort_isp(base_vha)) {
4885 /* failed. retry later */
4886 set_bit(ISP_ABORT_NEEDED,
4887 &base_vha->dpc_flags);
4888 }
4889 clear_bit(ABORT_ISP_ACTIVE,
4890 &base_vha->dpc_flags);
4891 }
4892
4893 ql_dbg(ql_dbg_dpc, base_vha, 0x4008,
4894 "ISP abort end.\n");
4895 }
4896
4897 if (test_and_clear_bit(FCPORT_UPDATE_NEEDED,
4898 &base_vha->dpc_flags)) {
4899 qla2x00_update_fcports(base_vha);
4900 }
4901
4902 if (test_bit(SCR_PENDING, &base_vha->dpc_flags)) {
4903 int ret;
4904 ret = qla2x00_send_change_request(base_vha, 0x3, 0);
4905 if (ret != QLA_SUCCESS)
4906 ql_log(ql_log_warn, base_vha, 0x121,
4907 "Failed to enable receiving of RSCN "
4908 "requests: 0x%x.\n", ret);
4909 clear_bit(SCR_PENDING, &base_vha->dpc_flags);
4910 }
4911
4912 if (IS_QLAFX00(ha))
4913 goto loop_resync_check;
4914
4915 if (test_bit(ISP_QUIESCE_NEEDED, &base_vha->dpc_flags)) {
4916 ql_dbg(ql_dbg_dpc, base_vha, 0x4009,
4917 "Quiescence mode scheduled.\n");
4918 if (IS_P3P_TYPE(ha)) {
4919 if (IS_QLA82XX(ha))
4920 qla82xx_device_state_handler(base_vha);
4921 if (IS_QLA8044(ha))
4922 qla8044_device_state_handler(base_vha);
4923 clear_bit(ISP_QUIESCE_NEEDED,
4924 &base_vha->dpc_flags);
4925 if (!ha->flags.quiesce_owner) {
4926 qla2x00_perform_loop_resync(base_vha);
4927 if (IS_QLA82XX(ha)) {
4928 qla82xx_idc_lock(ha);
4929 qla82xx_clear_qsnt_ready(
4930 base_vha);
4931 qla82xx_idc_unlock(ha);
4932 } else if (IS_QLA8044(ha)) {
4933 qla8044_idc_lock(ha);
4934 qla8044_clear_qsnt_ready(
4935 base_vha);
4936 qla8044_idc_unlock(ha);
4937 }
4938 }
4939 } else {
4940 clear_bit(ISP_QUIESCE_NEEDED,
4941 &base_vha->dpc_flags);
4942 qla2x00_quiesce_io(base_vha);
4943 }
4944 ql_dbg(ql_dbg_dpc, base_vha, 0x400a,
4945 "Quiescence mode end.\n");
4946 }
4947
4948 if (test_and_clear_bit(RESET_MARKER_NEEDED,
4949 &base_vha->dpc_flags) &&
4950 (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) {
4951
4952 ql_dbg(ql_dbg_dpc, base_vha, 0x400b,
4953 "Reset marker scheduled.\n");
4954 qla2x00_rst_aen(base_vha);
4955 clear_bit(RESET_ACTIVE, &base_vha->dpc_flags);
4956 ql_dbg(ql_dbg_dpc, base_vha, 0x400c,
4957 "Reset marker end.\n");
4958 }
4959
4960 /* Retry each device up to login retry count */
4961 if ((test_and_clear_bit(RELOGIN_NEEDED,
4962 &base_vha->dpc_flags)) &&
4963 !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) &&
4964 atomic_read(&base_vha->loop_state) != LOOP_DOWN) {
4965
4966 ql_dbg(ql_dbg_dpc, base_vha, 0x400d,
4967 "Relogin scheduled.\n");
4968 qla2x00_relogin(base_vha);
4969 ql_dbg(ql_dbg_dpc, base_vha, 0x400e,
4970 "Relogin end.\n");
4971 }
4972 loop_resync_check:
4973 if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
4974 &base_vha->dpc_flags)) {
4975
4976 ql_dbg(ql_dbg_dpc, base_vha, 0x400f,
4977 "Loop resync scheduled.\n");
4978
4979 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE,
4980 &base_vha->dpc_flags))) {
4981
4982 rval = qla2x00_loop_resync(base_vha);
4983
4984 clear_bit(LOOP_RESYNC_ACTIVE,
4985 &base_vha->dpc_flags);
4986 }
4987
4988 ql_dbg(ql_dbg_dpc, base_vha, 0x4010,
4989 "Loop resync end.\n");
4990 }
4991
4992 if (IS_QLAFX00(ha))
4993 goto intr_on_check;
4994
4995 if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) &&
4996 atomic_read(&base_vha->loop_state) == LOOP_READY) {
4997 clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags);
4998 qla2xxx_flash_npiv_conf(base_vha);
4999 }
5000
5001 intr_on_check:
5002 if (!ha->interrupts_on)
5003 ha->isp_ops->enable_intrs(ha);
5004
5005 if (test_and_clear_bit(BEACON_BLINK_NEEDED,
5006 &base_vha->dpc_flags))
5007 ha->isp_ops->beacon_blink(base_vha);
5008
5009 if (!IS_QLAFX00(ha))
5010 qla2x00_do_dpc_all_vps(base_vha);
5011
5012 ha->dpc_active = 0;
5013 end_loop:
5014 set_current_state(TASK_INTERRUPTIBLE);
5015 } /* End of while(1) */
5016 __set_current_state(TASK_RUNNING);
5017
5018 ql_dbg(ql_dbg_dpc, base_vha, 0x4011,
5019 "DPC handler exiting.\n");
5020
5021 /*
5022 * Make sure that nobody tries to wake us up again.
5023 */
5024 ha->dpc_active = 0;
5025
5026 /* Cleanup any residual CTX SRBs. */
5027 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
5028
5029 return 0;
5030 }
5031
5032 void
5033 qla2xxx_wake_dpc(struct scsi_qla_host *vha)
5034 {
5035 struct qla_hw_data *ha = vha->hw;
5036 struct task_struct *t = ha->dpc_thread;
5037
5038 if (!test_bit(UNLOADING, &vha->dpc_flags) && t)
5039 wake_up_process(t);
5040 }
5041
5042 /*
5043 * qla2x00_rst_aen
5044 * Processes asynchronous reset.
5045 *
5046 * Input:
5047 * ha = adapter block pointer.
5048 */
5049 static void
5050 qla2x00_rst_aen(scsi_qla_host_t *vha)
5051 {
5052 if (vha->flags.online && !vha->flags.reset_active &&
5053 !atomic_read(&vha->loop_down_timer) &&
5054 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) {
5055 do {
5056 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5057
5058 /*
5059 * Issue marker command only when we are going to start
5060 * the I/O.
5061 */
5062 vha->marker_needed = 1;
5063 } while (!atomic_read(&vha->loop_down_timer) &&
5064 (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)));
5065 }
5066 }
5067
5068 /**************************************************************************
5069 * qla2x00_timer
5070 *
5071 * Description:
5072 * One second timer
5073 *
5074 * Context: Interrupt
5075 ***************************************************************************/
5076 void
5077 qla2x00_timer(scsi_qla_host_t *vha)
5078 {
5079 unsigned long cpu_flags = 0;
5080 int start_dpc = 0;
5081 int index;
5082 srb_t *sp;
5083 uint16_t w;
5084 struct qla_hw_data *ha = vha->hw;
5085 struct req_que *req;
5086
5087 if (ha->flags.eeh_busy) {
5088 ql_dbg(ql_dbg_timer, vha, 0x6000,
5089 "EEH = %d, restarting timer.\n",
5090 ha->flags.eeh_busy);
5091 qla2x00_restart_timer(vha, WATCH_INTERVAL);
5092 return;
5093 }
5094
5095 /*
5096 * Hardware read to raise pending EEH errors during mailbox waits. If
5097 * the read returns -1 then disable the board.
5098 */
5099 if (!pci_channel_offline(ha->pdev)) {
5100 pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
5101 if (w == 0xffff)
5102 /*
5103 * Schedule this on the default system workqueue so that
5104 * all the adapter workqueues and the DPC thread can be
5105 * shutdown cleanly.
5106 */
5107 schedule_work(&ha->board_disable);
5108 }
5109
5110 /* Make sure qla82xx_watchdog is run only for physical port */
5111 if (!vha->vp_idx && IS_P3P_TYPE(ha)) {
5112 if (test_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags))
5113 start_dpc++;
5114 if (IS_QLA82XX(ha))
5115 qla82xx_watchdog(vha);
5116 else if (IS_QLA8044(ha))
5117 qla8044_watchdog(vha);
5118 }
5119
5120 if (!vha->vp_idx && IS_QLAFX00(ha))
5121 qlafx00_timer_routine(vha);
5122
5123 /* Loop down handler. */
5124 if (atomic_read(&vha->loop_down_timer) > 0 &&
5125 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) &&
5126 !(test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags))
5127 && vha->flags.online) {
5128
5129 if (atomic_read(&vha->loop_down_timer) ==
5130 vha->loop_down_abort_time) {
5131
5132 ql_log(ql_log_info, vha, 0x6008,
5133 "Loop down - aborting the queues before time expires.\n");
5134
5135 if (!IS_QLA2100(ha) && vha->link_down_timeout)
5136 atomic_set(&vha->loop_state, LOOP_DEAD);
5137
5138 /*
5139 * Schedule an ISP abort to return any FCP2-device
5140 * commands.
5141 */
5142 /* NPIV - scan physical port only */
5143 if (!vha->vp_idx) {
5144 spin_lock_irqsave(&ha->hardware_lock,
5145 cpu_flags);
5146 req = ha->req_q_map[0];
5147 for (index = 1;
5148 index < req->num_outstanding_cmds;
5149 index++) {
5150 fc_port_t *sfcp;
5151
5152 sp = req->outstanding_cmds[index];
5153 if (!sp)
5154 continue;
5155 if (sp->type != SRB_SCSI_CMD)
5156 continue;
5157 sfcp = sp->fcport;
5158 if (!(sfcp->flags & FCF_FCP2_DEVICE))
5159 continue;
5160
5161 if (IS_QLA82XX(ha))
5162 set_bit(FCOE_CTX_RESET_NEEDED,
5163 &vha->dpc_flags);
5164 else
5165 set_bit(ISP_ABORT_NEEDED,
5166 &vha->dpc_flags);
5167 break;
5168 }
5169 spin_unlock_irqrestore(&ha->hardware_lock,
5170 cpu_flags);
5171 }
5172 start_dpc++;
5173 }
5174
5175 /* if the loop has been down for 4 minutes, reinit adapter */
5176 if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
5177 if (!(vha->device_flags & DFLG_NO_CABLE)) {
5178 ql_log(ql_log_warn, vha, 0x6009,
5179 "Loop down - aborting ISP.\n");
5180
5181 if (IS_QLA82XX(ha))
5182 set_bit(FCOE_CTX_RESET_NEEDED,
5183 &vha->dpc_flags);
5184 else
5185 set_bit(ISP_ABORT_NEEDED,
5186 &vha->dpc_flags);
5187 }
5188 }
5189 ql_dbg(ql_dbg_timer, vha, 0x600a,
5190 "Loop down - seconds remaining %d.\n",
5191 atomic_read(&vha->loop_down_timer));
5192 }
5193 /* Check if beacon LED needs to be blinked for physical host only */
5194 if (!vha->vp_idx && (ha->beacon_blink_led == 1)) {
5195 /* There is no beacon_blink function for ISP82xx */
5196 if (!IS_P3P_TYPE(ha)) {
5197 set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags);
5198 start_dpc++;
5199 }
5200 }
5201
5202 /* Process any deferred work. */
5203 if (!list_empty(&vha->work_list))
5204 start_dpc++;
5205
5206 /* Schedule the DPC routine if needed */
5207 if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
5208 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
5209 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) ||
5210 start_dpc ||
5211 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) ||
5212 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) ||
5213 test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags) ||
5214 test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) ||
5215 test_bit(VP_DPC_NEEDED, &vha->dpc_flags) ||
5216 test_bit(RELOGIN_NEEDED, &vha->dpc_flags))) {
5217 ql_dbg(ql_dbg_timer, vha, 0x600b,
5218 "isp_abort_needed=%d loop_resync_needed=%d "
5219 "fcport_update_needed=%d start_dpc=%d "
5220 "reset_marker_needed=%d",
5221 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags),
5222 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags),
5223 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags),
5224 start_dpc,
5225 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags));
5226 ql_dbg(ql_dbg_timer, vha, 0x600c,
5227 "beacon_blink_needed=%d isp_unrecoverable=%d "
5228 "fcoe_ctx_reset_needed=%d vp_dpc_needed=%d "
5229 "relogin_needed=%d.\n",
5230 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags),
5231 test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags),
5232 test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags),
5233 test_bit(VP_DPC_NEEDED, &vha->dpc_flags),
5234 test_bit(RELOGIN_NEEDED, &vha->dpc_flags));
5235 qla2xxx_wake_dpc(vha);
5236 }
5237
5238 qla2x00_restart_timer(vha, WATCH_INTERVAL);
5239 }
5240
5241 /* Firmware interface routines. */
5242
5243 #define FW_BLOBS 10
5244 #define FW_ISP21XX 0
5245 #define FW_ISP22XX 1
5246 #define FW_ISP2300 2
5247 #define FW_ISP2322 3
5248 #define FW_ISP24XX 4
5249 #define FW_ISP25XX 5
5250 #define FW_ISP81XX 6
5251 #define FW_ISP82XX 7
5252 #define FW_ISP2031 8
5253 #define FW_ISP8031 9
5254
5255 #define FW_FILE_ISP21XX "ql2100_fw.bin"
5256 #define FW_FILE_ISP22XX "ql2200_fw.bin"
5257 #define FW_FILE_ISP2300 "ql2300_fw.bin"
5258 #define FW_FILE_ISP2322 "ql2322_fw.bin"
5259 #define FW_FILE_ISP24XX "ql2400_fw.bin"
5260 #define FW_FILE_ISP25XX "ql2500_fw.bin"
5261 #define FW_FILE_ISP81XX "ql8100_fw.bin"
5262 #define FW_FILE_ISP82XX "ql8200_fw.bin"
5263 #define FW_FILE_ISP2031 "ql2600_fw.bin"
5264 #define FW_FILE_ISP8031 "ql8300_fw.bin"
5265
5266 static DEFINE_MUTEX(qla_fw_lock);
5267
5268 static struct fw_blob qla_fw_blobs[FW_BLOBS] = {
5269 { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, },
5270 { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, },
5271 { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, },
5272 { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, },
5273 { .name = FW_FILE_ISP24XX, },
5274 { .name = FW_FILE_ISP25XX, },
5275 { .name = FW_FILE_ISP81XX, },
5276 { .name = FW_FILE_ISP82XX, },
5277 { .name = FW_FILE_ISP2031, },
5278 { .name = FW_FILE_ISP8031, },
5279 };
5280
5281 struct fw_blob *
5282 qla2x00_request_firmware(scsi_qla_host_t *vha)
5283 {
5284 struct qla_hw_data *ha = vha->hw;
5285 struct fw_blob *blob;
5286
5287 if (IS_QLA2100(ha)) {
5288 blob = &qla_fw_blobs[FW_ISP21XX];
5289 } else if (IS_QLA2200(ha)) {
5290 blob = &qla_fw_blobs[FW_ISP22XX];
5291 } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
5292 blob = &qla_fw_blobs[FW_ISP2300];
5293 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
5294 blob = &qla_fw_blobs[FW_ISP2322];
5295 } else if (IS_QLA24XX_TYPE(ha)) {
5296 blob = &qla_fw_blobs[FW_ISP24XX];
5297 } else if (IS_QLA25XX(ha)) {
5298 blob = &qla_fw_blobs[FW_ISP25XX];
5299 } else if (IS_QLA81XX(ha)) {
5300 blob = &qla_fw_blobs[FW_ISP81XX];
5301 } else if (IS_QLA82XX(ha)) {
5302 blob = &qla_fw_blobs[FW_ISP82XX];
5303 } else if (IS_QLA2031(ha)) {
5304 blob = &qla_fw_blobs[FW_ISP2031];
5305 } else if (IS_QLA8031(ha)) {
5306 blob = &qla_fw_blobs[FW_ISP8031];
5307 } else {
5308 return NULL;
5309 }
5310
5311 mutex_lock(&qla_fw_lock);
5312 if (blob->fw)
5313 goto out;
5314
5315 if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) {
5316 ql_log(ql_log_warn, vha, 0x0063,
5317 "Failed to load firmware image (%s).\n", blob->name);
5318 blob->fw = NULL;
5319 blob = NULL;
5320 goto out;
5321 }
5322
5323 out:
5324 mutex_unlock(&qla_fw_lock);
5325 return blob;
5326 }
5327
5328 static void
5329 qla2x00_release_firmware(void)
5330 {
5331 int idx;
5332
5333 mutex_lock(&qla_fw_lock);
5334 for (idx = 0; idx < FW_BLOBS; idx++)
5335 release_firmware(qla_fw_blobs[idx].fw);
5336 mutex_unlock(&qla_fw_lock);
5337 }
5338
5339 static pci_ers_result_t
5340 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
5341 {
5342 scsi_qla_host_t *vha = pci_get_drvdata(pdev);
5343 struct qla_hw_data *ha = vha->hw;
5344
5345 ql_dbg(ql_dbg_aer, vha, 0x9000,
5346 "PCI error detected, state %x.\n", state);
5347
5348 switch (state) {
5349 case pci_channel_io_normal:
5350 ha->flags.eeh_busy = 0;
5351 return PCI_ERS_RESULT_CAN_RECOVER;
5352 case pci_channel_io_frozen:
5353 ha->flags.eeh_busy = 1;
5354 /* For ISP82XX complete any pending mailbox cmd */
5355 if (IS_QLA82XX(ha)) {
5356 ha->flags.isp82xx_fw_hung = 1;
5357 ql_dbg(ql_dbg_aer, vha, 0x9001, "Pci channel io frozen\n");
5358 qla82xx_clear_pending_mbx(vha);
5359 }
5360 qla2x00_free_irqs(vha);
5361 pci_disable_device(pdev);
5362 /* Return back all IOs */
5363 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
5364 return PCI_ERS_RESULT_NEED_RESET;
5365 case pci_channel_io_perm_failure:
5366 ha->flags.pci_channel_io_perm_failure = 1;
5367 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
5368 return PCI_ERS_RESULT_DISCONNECT;
5369 }
5370 return PCI_ERS_RESULT_NEED_RESET;
5371 }
5372
5373 static pci_ers_result_t
5374 qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
5375 {
5376 int risc_paused = 0;
5377 uint32_t stat;
5378 unsigned long flags;
5379 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
5380 struct qla_hw_data *ha = base_vha->hw;
5381 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
5382 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
5383
5384 if (IS_QLA82XX(ha))
5385 return PCI_ERS_RESULT_RECOVERED;
5386
5387 spin_lock_irqsave(&ha->hardware_lock, flags);
5388 if (IS_QLA2100(ha) || IS_QLA2200(ha)){
5389 stat = RD_REG_DWORD(&reg->hccr);
5390 if (stat & HCCR_RISC_PAUSE)
5391 risc_paused = 1;
5392 } else if (IS_QLA23XX(ha)) {
5393 stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
5394 if (stat & HSR_RISC_PAUSED)
5395 risc_paused = 1;
5396 } else if (IS_FWI2_CAPABLE(ha)) {
5397 stat = RD_REG_DWORD(&reg24->host_status);
5398 if (stat & HSRX_RISC_PAUSED)
5399 risc_paused = 1;
5400 }
5401 spin_unlock_irqrestore(&ha->hardware_lock, flags);
5402
5403 if (risc_paused) {
5404 ql_log(ql_log_info, base_vha, 0x9003,
5405 "RISC paused -- mmio_enabled, Dumping firmware.\n");
5406 ha->isp_ops->fw_dump(base_vha, 0);
5407
5408 return PCI_ERS_RESULT_NEED_RESET;
5409 } else
5410 return PCI_ERS_RESULT_RECOVERED;
5411 }
5412
5413 static uint32_t
5414 qla82xx_error_recovery(scsi_qla_host_t *base_vha)
5415 {
5416 uint32_t rval = QLA_FUNCTION_FAILED;
5417 uint32_t drv_active = 0;
5418 struct qla_hw_data *ha = base_vha->hw;
5419 int fn;
5420 struct pci_dev *other_pdev = NULL;
5421
5422 ql_dbg(ql_dbg_aer, base_vha, 0x9006,
5423 "Entered %s.\n", __func__);
5424
5425 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
5426
5427 if (base_vha->flags.online) {
5428 /* Abort all outstanding commands,
5429 * so as to be requeued later */
5430 qla2x00_abort_isp_cleanup(base_vha);
5431 }
5432
5433
5434 fn = PCI_FUNC(ha->pdev->devfn);
5435 while (fn > 0) {
5436 fn--;
5437 ql_dbg(ql_dbg_aer, base_vha, 0x9007,
5438 "Finding pci device at function = 0x%x.\n", fn);
5439 other_pdev =
5440 pci_get_domain_bus_and_slot(pci_domain_nr(ha->pdev->bus),
5441 ha->pdev->bus->number, PCI_DEVFN(PCI_SLOT(ha->pdev->devfn),
5442 fn));
5443
5444 if (!other_pdev)
5445 continue;
5446 if (atomic_read(&other_pdev->enable_cnt)) {
5447 ql_dbg(ql_dbg_aer, base_vha, 0x9008,
5448 "Found PCI func available and enable at 0x%x.\n",
5449 fn);
5450 pci_dev_put(other_pdev);
5451 break;
5452 }
5453 pci_dev_put(other_pdev);
5454 }
5455
5456 if (!fn) {
5457 /* Reset owner */
5458 ql_dbg(ql_dbg_aer, base_vha, 0x9009,
5459 "This devfn is reset owner = 0x%x.\n",
5460 ha->pdev->devfn);
5461 qla82xx_idc_lock(ha);
5462
5463 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
5464 QLA8XXX_DEV_INITIALIZING);
5465
5466 qla82xx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION,
5467 QLA82XX_IDC_VERSION);
5468
5469 drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE);
5470 ql_dbg(ql_dbg_aer, base_vha, 0x900a,
5471 "drv_active = 0x%x.\n", drv_active);
5472
5473 qla82xx_idc_unlock(ha);
5474 /* Reset if device is not already reset
5475 * drv_active would be 0 if a reset has already been done
5476 */
5477 if (drv_active)
5478 rval = qla82xx_start_firmware(base_vha);
5479 else
5480 rval = QLA_SUCCESS;
5481 qla82xx_idc_lock(ha);
5482
5483 if (rval != QLA_SUCCESS) {
5484 ql_log(ql_log_info, base_vha, 0x900b,
5485 "HW State: FAILED.\n");
5486 qla82xx_clear_drv_active(ha);
5487 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
5488 QLA8XXX_DEV_FAILED);
5489 } else {
5490 ql_log(ql_log_info, base_vha, 0x900c,
5491 "HW State: READY.\n");
5492 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
5493 QLA8XXX_DEV_READY);
5494 qla82xx_idc_unlock(ha);
5495 ha->flags.isp82xx_fw_hung = 0;
5496 rval = qla82xx_restart_isp(base_vha);
5497 qla82xx_idc_lock(ha);
5498 /* Clear driver state register */
5499 qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, 0);
5500 qla82xx_set_drv_active(base_vha);
5501 }
5502 qla82xx_idc_unlock(ha);
5503 } else {
5504 ql_dbg(ql_dbg_aer, base_vha, 0x900d,
5505 "This devfn is not reset owner = 0x%x.\n",
5506 ha->pdev->devfn);
5507 if ((qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE) ==
5508 QLA8XXX_DEV_READY)) {
5509 ha->flags.isp82xx_fw_hung = 0;
5510 rval = qla82xx_restart_isp(base_vha);
5511 qla82xx_idc_lock(ha);
5512 qla82xx_set_drv_active(base_vha);
5513 qla82xx_idc_unlock(ha);
5514 }
5515 }
5516 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
5517
5518 return rval;
5519 }
5520
5521 static pci_ers_result_t
5522 qla2xxx_pci_slot_reset(struct pci_dev *pdev)
5523 {
5524 pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT;
5525 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
5526 struct qla_hw_data *ha = base_vha->hw;
5527 struct rsp_que *rsp;
5528 int rc, retries = 10;
5529
5530 ql_dbg(ql_dbg_aer, base_vha, 0x9004,
5531 "Slot Reset.\n");
5532
5533 /* Workaround: qla2xxx driver which access hardware earlier
5534 * needs error state to be pci_channel_io_online.
5535 * Otherwise mailbox command timesout.
5536 */
5537 pdev->error_state = pci_channel_io_normal;
5538
5539 pci_restore_state(pdev);
5540
5541 /* pci_restore_state() clears the saved_state flag of the device
5542 * save restored state which resets saved_state flag
5543 */
5544 pci_save_state(pdev);
5545
5546 if (ha->mem_only)
5547 rc = pci_enable_device_mem(pdev);
5548 else
5549 rc = pci_enable_device(pdev);
5550
5551 if (rc) {
5552 ql_log(ql_log_warn, base_vha, 0x9005,
5553 "Can't re-enable PCI device after reset.\n");
5554 goto exit_slot_reset;
5555 }
5556
5557 rsp = ha->rsp_q_map[0];
5558 if (qla2x00_request_irqs(ha, rsp))
5559 goto exit_slot_reset;
5560
5561 if (ha->isp_ops->pci_config(base_vha))
5562 goto exit_slot_reset;
5563
5564 if (IS_QLA82XX(ha)) {
5565 if (qla82xx_error_recovery(base_vha) == QLA_SUCCESS) {
5566 ret = PCI_ERS_RESULT_RECOVERED;
5567 goto exit_slot_reset;
5568 } else
5569 goto exit_slot_reset;
5570 }
5571
5572 while (ha->flags.mbox_busy && retries--)
5573 msleep(1000);
5574
5575 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
5576 if (ha->isp_ops->abort_isp(base_vha) == QLA_SUCCESS)
5577 ret = PCI_ERS_RESULT_RECOVERED;
5578 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
5579
5580
5581 exit_slot_reset:
5582 ql_dbg(ql_dbg_aer, base_vha, 0x900e,
5583 "slot_reset return %x.\n", ret);
5584
5585 return ret;
5586 }
5587
5588 static void
5589 qla2xxx_pci_resume(struct pci_dev *pdev)
5590 {
5591 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
5592 struct qla_hw_data *ha = base_vha->hw;
5593 int ret;
5594
5595 ql_dbg(ql_dbg_aer, base_vha, 0x900f,
5596 "pci_resume.\n");
5597
5598 ret = qla2x00_wait_for_hba_online(base_vha);
5599 if (ret != QLA_SUCCESS) {
5600 ql_log(ql_log_fatal, base_vha, 0x9002,
5601 "The device failed to resume I/O from slot/link_reset.\n");
5602 }
5603
5604 pci_cleanup_aer_uncorrect_error_status(pdev);
5605
5606 ha->flags.eeh_busy = 0;
5607 }
5608
5609 static const struct pci_error_handlers qla2xxx_err_handler = {
5610 .error_detected = qla2xxx_pci_error_detected,
5611 .mmio_enabled = qla2xxx_pci_mmio_enabled,
5612 .slot_reset = qla2xxx_pci_slot_reset,
5613 .resume = qla2xxx_pci_resume,
5614 };
5615
5616 static struct pci_device_id qla2xxx_pci_tbl[] = {
5617 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) },
5618 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) },
5619 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) },
5620 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) },
5621 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) },
5622 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) },
5623 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) },
5624 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) },
5625 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) },
5626 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) },
5627 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) },
5628 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) },
5629 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) },
5630 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2031) },
5631 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) },
5632 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8021) },
5633 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8031) },
5634 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISPF001) },
5635 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8044) },
5636 { 0 },
5637 };
5638 MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
5639
5640 static struct pci_driver qla2xxx_pci_driver = {
5641 .name = QLA2XXX_DRIVER_NAME,
5642 .driver = {
5643 .owner = THIS_MODULE,
5644 },
5645 .id_table = qla2xxx_pci_tbl,
5646 .probe = qla2x00_probe_one,
5647 .remove = qla2x00_remove_one,
5648 .shutdown = qla2x00_shutdown,
5649 .err_handler = &qla2xxx_err_handler,
5650 };
5651
5652 static const struct file_operations apidev_fops = {
5653 .owner = THIS_MODULE,
5654 .llseek = noop_llseek,
5655 };
5656
5657 /**
5658 * qla2x00_module_init - Module initialization.
5659 **/
5660 static int __init
5661 qla2x00_module_init(void)
5662 {
5663 int ret = 0;
5664
5665 /* Allocate cache for SRBs. */
5666 srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
5667 SLAB_HWCACHE_ALIGN, NULL);
5668 if (srb_cachep == NULL) {
5669 ql_log(ql_log_fatal, NULL, 0x0001,
5670 "Unable to allocate SRB cache...Failing load!.\n");
5671 return -ENOMEM;
5672 }
5673
5674 /* Initialize target kmem_cache and mem_pools */
5675 ret = qlt_init();
5676 if (ret < 0) {
5677 kmem_cache_destroy(srb_cachep);
5678 return ret;
5679 } else if (ret > 0) {
5680 /*
5681 * If initiator mode is explictly disabled by qlt_init(),
5682 * prevent scsi_transport_fc.c:fc_scsi_scan_rport() from
5683 * performing scsi_scan_target() during LOOP UP event.
5684 */
5685 qla2xxx_transport_functions.disable_target_scan = 1;
5686 qla2xxx_transport_vport_functions.disable_target_scan = 1;
5687 }
5688
5689 /* Derive version string. */
5690 strcpy(qla2x00_version_str, QLA2XXX_VERSION);
5691 if (ql2xextended_error_logging)
5692 strcat(qla2x00_version_str, "-debug");
5693
5694 qla2xxx_transport_template =
5695 fc_attach_transport(&qla2xxx_transport_functions);
5696 if (!qla2xxx_transport_template) {
5697 kmem_cache_destroy(srb_cachep);
5698 ql_log(ql_log_fatal, NULL, 0x0002,
5699 "fc_attach_transport failed...Failing load!.\n");
5700 qlt_exit();
5701 return -ENODEV;
5702 }
5703
5704 apidev_major = register_chrdev(0, QLA2XXX_APIDEV, &apidev_fops);
5705 if (apidev_major < 0) {
5706 ql_log(ql_log_fatal, NULL, 0x0003,
5707 "Unable to register char device %s.\n", QLA2XXX_APIDEV);
5708 }
5709
5710 qla2xxx_transport_vport_template =
5711 fc_attach_transport(&qla2xxx_transport_vport_functions);
5712 if (!qla2xxx_transport_vport_template) {
5713 kmem_cache_destroy(srb_cachep);
5714 qlt_exit();
5715 fc_release_transport(qla2xxx_transport_template);
5716 ql_log(ql_log_fatal, NULL, 0x0004,
5717 "fc_attach_transport vport failed...Failing load!.\n");
5718 return -ENODEV;
5719 }
5720 ql_log(ql_log_info, NULL, 0x0005,
5721 "QLogic Fibre Channel HBA Driver: %s.\n",
5722 qla2x00_version_str);
5723 ret = pci_register_driver(&qla2xxx_pci_driver);
5724 if (ret) {
5725 kmem_cache_destroy(srb_cachep);
5726 qlt_exit();
5727 fc_release_transport(qla2xxx_transport_template);
5728 fc_release_transport(qla2xxx_transport_vport_template);
5729 ql_log(ql_log_fatal, NULL, 0x0006,
5730 "pci_register_driver failed...ret=%d Failing load!.\n",
5731 ret);
5732 }
5733 return ret;
5734 }
5735
5736 /**
5737 * qla2x00_module_exit - Module cleanup.
5738 **/
5739 static void __exit
5740 qla2x00_module_exit(void)
5741 {
5742 unregister_chrdev(apidev_major, QLA2XXX_APIDEV);
5743 pci_unregister_driver(&qla2xxx_pci_driver);
5744 qla2x00_release_firmware();
5745 kmem_cache_destroy(srb_cachep);
5746 qlt_exit();
5747 if (ctx_cachep)
5748 kmem_cache_destroy(ctx_cachep);
5749 fc_release_transport(qla2xxx_transport_template);
5750 fc_release_transport(qla2xxx_transport_vport_template);
5751 }
5752
5753 module_init(qla2x00_module_init);
5754 module_exit(qla2x00_module_exit);
5755
5756 MODULE_AUTHOR("QLogic Corporation");
5757 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
5758 MODULE_LICENSE("GPL");
5759 MODULE_VERSION(QLA2XXX_VERSION);
5760 MODULE_FIRMWARE(FW_FILE_ISP21XX);
5761 MODULE_FIRMWARE(FW_FILE_ISP22XX);
5762 MODULE_FIRMWARE(FW_FILE_ISP2300);
5763 MODULE_FIRMWARE(FW_FILE_ISP2322);
5764 MODULE_FIRMWARE(FW_FILE_ISP24XX);
5765 MODULE_FIRMWARE(FW_FILE_ISP25XX);
Linux for the MCST Elbrus 2000 architecture