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lib: correct link to the original source for div64_u64
[deliverable/linux.git] / drivers / scsi / qla2xxx / qla_os.c
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2014 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|S_IWUSR);
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:\n"
124 " Default is 2.\n"
125 " 0 -- No DIF Support\n"
126 " 1 -- Enable DIF for all types\n"
127 " 2 -- Enable DIF for all types, except Type 0.\n");
128
129 int ql2xenablehba_err_chk = 2;
130 module_param(ql2xenablehba_err_chk, int, S_IRUGO|S_IWUSR);
131 MODULE_PARM_DESC(ql2xenablehba_err_chk,
132 " Enable T10-CRC-DIF Error isolation by HBA:\n"
133 " Default is 2.\n"
134 " 0 -- Error isolation disabled\n"
135 " 1 -- Error isolation enabled only for DIX Type 0\n"
136 " 2 -- Error isolation enabled for all Types\n");
137
138 int ql2xiidmaenable=1;
139 module_param(ql2xiidmaenable, int, S_IRUGO);
140 MODULE_PARM_DESC(ql2xiidmaenable,
141 "Enables iIDMA settings "
142 "Default is 1 - perform iIDMA. 0 - no iIDMA.");
143
144 int ql2xmaxqueues = 1;
145 module_param(ql2xmaxqueues, int, S_IRUGO);
146 MODULE_PARM_DESC(ql2xmaxqueues,
147 "Enables MQ settings "
148 "Default is 1 for single queue. Set it to number "
149 "of queues in MQ mode.");
150
151 int ql2xmultique_tag;
152 module_param(ql2xmultique_tag, int, S_IRUGO);
153 MODULE_PARM_DESC(ql2xmultique_tag,
154 "Enables CPU affinity settings for the driver "
155 "Default is 0 for no affinity of request and response IO. "
156 "Set it to 1 to turn on the cpu affinity.");
157
158 int ql2xfwloadbin;
159 module_param(ql2xfwloadbin, int, S_IRUGO|S_IWUSR);
160 MODULE_PARM_DESC(ql2xfwloadbin,
161 "Option to specify location from which to load ISP firmware:.\n"
162 " 2 -- load firmware via the request_firmware() (hotplug).\n"
163 " interface.\n"
164 " 1 -- load firmware from flash.\n"
165 " 0 -- use default semantics.\n");
166
167 int ql2xetsenable;
168 module_param(ql2xetsenable, int, S_IRUGO);
169 MODULE_PARM_DESC(ql2xetsenable,
170 "Enables firmware ETS burst."
171 "Default is 0 - skip ETS enablement.");
172
173 int ql2xdbwr = 1;
174 module_param(ql2xdbwr, int, S_IRUGO|S_IWUSR);
175 MODULE_PARM_DESC(ql2xdbwr,
176 "Option to specify scheme for request queue posting.\n"
177 " 0 -- Regular doorbell.\n"
178 " 1 -- CAMRAM doorbell (faster).\n");
179
180 int ql2xtargetreset = 1;
181 module_param(ql2xtargetreset, int, S_IRUGO);
182 MODULE_PARM_DESC(ql2xtargetreset,
183 "Enable target reset."
184 "Default is 1 - use hw defaults.");
185
186 int ql2xgffidenable;
187 module_param(ql2xgffidenable, int, S_IRUGO);
188 MODULE_PARM_DESC(ql2xgffidenable,
189 "Enables GFF_ID checks of port type. "
190 "Default is 0 - Do not use GFF_ID information.");
191
192 int ql2xasynctmfenable;
193 module_param(ql2xasynctmfenable, int, S_IRUGO);
194 MODULE_PARM_DESC(ql2xasynctmfenable,
195 "Enables issue of TM IOCBs asynchronously via IOCB mechanism"
196 "Default is 0 - Issue TM IOCBs via mailbox mechanism.");
197
198 int ql2xdontresethba;
199 module_param(ql2xdontresethba, int, S_IRUGO|S_IWUSR);
200 MODULE_PARM_DESC(ql2xdontresethba,
201 "Option to specify reset behaviour.\n"
202 " 0 (Default) -- Reset on failure.\n"
203 " 1 -- Do not reset on failure.\n");
204
205 uint64_t ql2xmaxlun = MAX_LUNS;
206 module_param(ql2xmaxlun, ullong, S_IRUGO);
207 MODULE_PARM_DESC(ql2xmaxlun,
208 "Defines the maximum LU number to register with the SCSI "
209 "midlayer. Default is 65535.");
210
211 int ql2xmdcapmask = 0x1F;
212 module_param(ql2xmdcapmask, int, S_IRUGO);
213 MODULE_PARM_DESC(ql2xmdcapmask,
214 "Set the Minidump driver capture mask level. "
215 "Default is 0x1F - Can be set to 0x3, 0x7, 0xF, 0x1F, 0x7F.");
216
217 int ql2xmdenable = 1;
218 module_param(ql2xmdenable, int, S_IRUGO);
219 MODULE_PARM_DESC(ql2xmdenable,
220 "Enable/disable MiniDump. "
221 "0 - MiniDump disabled. "
222 "1 (Default) - MiniDump enabled.");
223
224 /*
225 * SCSI host template entry points
226 */
227 static int qla2xxx_slave_configure(struct scsi_device * device);
228 static int qla2xxx_slave_alloc(struct scsi_device *);
229 static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time);
230 static void qla2xxx_scan_start(struct Scsi_Host *);
231 static void qla2xxx_slave_destroy(struct scsi_device *);
232 static int qla2xxx_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *cmd);
233 static int qla2xxx_eh_abort(struct scsi_cmnd *);
234 static int qla2xxx_eh_device_reset(struct scsi_cmnd *);
235 static int qla2xxx_eh_target_reset(struct scsi_cmnd *);
236 static int qla2xxx_eh_bus_reset(struct scsi_cmnd *);
237 static int qla2xxx_eh_host_reset(struct scsi_cmnd *);
238
239 static int qla2x00_change_queue_depth(struct scsi_device *, int, int);
240 static int qla2x00_change_queue_type(struct scsi_device *, int);
241 static void qla2x00_clear_drv_active(struct qla_hw_data *);
242 static void qla2x00_free_device(scsi_qla_host_t *);
243 static void qla83xx_disable_laser(scsi_qla_host_t *vha);
244
245 struct scsi_host_template qla2xxx_driver_template = {
246 .module = THIS_MODULE,
247 .name = QLA2XXX_DRIVER_NAME,
248 .queuecommand = qla2xxx_queuecommand,
249
250 .eh_abort_handler = qla2xxx_eh_abort,
251 .eh_device_reset_handler = qla2xxx_eh_device_reset,
252 .eh_target_reset_handler = qla2xxx_eh_target_reset,
253 .eh_bus_reset_handler = qla2xxx_eh_bus_reset,
254 .eh_host_reset_handler = qla2xxx_eh_host_reset,
255
256 .slave_configure = qla2xxx_slave_configure,
257
258 .slave_alloc = qla2xxx_slave_alloc,
259 .slave_destroy = qla2xxx_slave_destroy,
260 .scan_finished = qla2xxx_scan_finished,
261 .scan_start = qla2xxx_scan_start,
262 .change_queue_depth = qla2x00_change_queue_depth,
263 .change_queue_type = qla2x00_change_queue_type,
264 .this_id = -1,
265 .cmd_per_lun = 3,
266 .use_clustering = ENABLE_CLUSTERING,
267 .sg_tablesize = SG_ALL,
268
269 .max_sectors = 0xFFFF,
270 .shost_attrs = qla2x00_host_attrs,
271
272 .supported_mode = MODE_INITIATOR,
273 };
274
275 static struct scsi_transport_template *qla2xxx_transport_template = NULL;
276 struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
277
278 /* TODO Convert to inlines
279 *
280 * Timer routines
281 */
282
283 __inline__ void
284 qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval)
285 {
286 init_timer(&vha->timer);
287 vha->timer.expires = jiffies + interval * HZ;
288 vha->timer.data = (unsigned long)vha;
289 vha->timer.function = (void (*)(unsigned long))func;
290 add_timer(&vha->timer);
291 vha->timer_active = 1;
292 }
293
294 static inline void
295 qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval)
296 {
297 /* Currently used for 82XX only. */
298 if (vha->device_flags & DFLG_DEV_FAILED) {
299 ql_dbg(ql_dbg_timer, vha, 0x600d,
300 "Device in a failed state, returning.\n");
301 return;
302 }
303
304 mod_timer(&vha->timer, jiffies + interval * HZ);
305 }
306
307 static __inline__ void
308 qla2x00_stop_timer(scsi_qla_host_t *vha)
309 {
310 del_timer_sync(&vha->timer);
311 vha->timer_active = 0;
312 }
313
314 static int qla2x00_do_dpc(void *data);
315
316 static void qla2x00_rst_aen(scsi_qla_host_t *);
317
318 static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t,
319 struct req_que **, struct rsp_que **);
320 static void qla2x00_free_fw_dump(struct qla_hw_data *);
321 static void qla2x00_mem_free(struct qla_hw_data *);
322
323 /* -------------------------------------------------------------------------- */
324 static int qla2x00_alloc_queues(struct qla_hw_data *ha, struct req_que *req,
325 struct rsp_que *rsp)
326 {
327 scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
328 ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_req_queues,
329 GFP_KERNEL);
330 if (!ha->req_q_map) {
331 ql_log(ql_log_fatal, vha, 0x003b,
332 "Unable to allocate memory for request queue ptrs.\n");
333 goto fail_req_map;
334 }
335
336 ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_rsp_queues,
337 GFP_KERNEL);
338 if (!ha->rsp_q_map) {
339 ql_log(ql_log_fatal, vha, 0x003c,
340 "Unable to allocate memory for response queue ptrs.\n");
341 goto fail_rsp_map;
342 }
343 /*
344 * Make sure we record at least the request and response queue zero in
345 * case we need to free them if part of the probe fails.
346 */
347 ha->rsp_q_map[0] = rsp;
348 ha->req_q_map[0] = req;
349 set_bit(0, ha->rsp_qid_map);
350 set_bit(0, ha->req_qid_map);
351 return 1;
352
353 fail_rsp_map:
354 kfree(ha->req_q_map);
355 ha->req_q_map = NULL;
356 fail_req_map:
357 return -ENOMEM;
358 }
359
360 static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req)
361 {
362 if (IS_QLAFX00(ha)) {
363 if (req && req->ring_fx00)
364 dma_free_coherent(&ha->pdev->dev,
365 (req->length_fx00 + 1) * sizeof(request_t),
366 req->ring_fx00, req->dma_fx00);
367 } else if (req && req->ring)
368 dma_free_coherent(&ha->pdev->dev,
369 (req->length + 1) * sizeof(request_t),
370 req->ring, req->dma);
371
372 if (req)
373 kfree(req->outstanding_cmds);
374
375 kfree(req);
376 req = NULL;
377 }
378
379 static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp)
380 {
381 if (IS_QLAFX00(ha)) {
382 if (rsp && rsp->ring)
383 dma_free_coherent(&ha->pdev->dev,
384 (rsp->length_fx00 + 1) * sizeof(request_t),
385 rsp->ring_fx00, rsp->dma_fx00);
386 } else if (rsp && rsp->ring) {
387 dma_free_coherent(&ha->pdev->dev,
388 (rsp->length + 1) * sizeof(response_t),
389 rsp->ring, rsp->dma);
390 }
391 kfree(rsp);
392 rsp = NULL;
393 }
394
395 static void qla2x00_free_queues(struct qla_hw_data *ha)
396 {
397 struct req_que *req;
398 struct rsp_que *rsp;
399 int cnt;
400
401 for (cnt = 0; cnt < ha->max_req_queues; cnt++) {
402 req = ha->req_q_map[cnt];
403 qla2x00_free_req_que(ha, req);
404 }
405 kfree(ha->req_q_map);
406 ha->req_q_map = NULL;
407
408 for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) {
409 rsp = ha->rsp_q_map[cnt];
410 qla2x00_free_rsp_que(ha, rsp);
411 }
412 kfree(ha->rsp_q_map);
413 ha->rsp_q_map = NULL;
414 }
415
416 static int qla25xx_setup_mode(struct scsi_qla_host *vha)
417 {
418 uint16_t options = 0;
419 int ques, req, ret;
420 struct qla_hw_data *ha = vha->hw;
421
422 if (!(ha->fw_attributes & BIT_6)) {
423 ql_log(ql_log_warn, vha, 0x00d8,
424 "Firmware is not multi-queue capable.\n");
425 goto fail;
426 }
427 if (ql2xmultique_tag) {
428 /* create a request queue for IO */
429 options |= BIT_7;
430 req = qla25xx_create_req_que(ha, options, 0, 0, -1,
431 QLA_DEFAULT_QUE_QOS);
432 if (!req) {
433 ql_log(ql_log_warn, vha, 0x00e0,
434 "Failed to create request queue.\n");
435 goto fail;
436 }
437 ha->wq = alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM, 1);
438 vha->req = ha->req_q_map[req];
439 options |= BIT_1;
440 for (ques = 1; ques < ha->max_rsp_queues; ques++) {
441 ret = qla25xx_create_rsp_que(ha, options, 0, 0, req);
442 if (!ret) {
443 ql_log(ql_log_warn, vha, 0x00e8,
444 "Failed to create response queue.\n");
445 goto fail2;
446 }
447 }
448 ha->flags.cpu_affinity_enabled = 1;
449 ql_dbg(ql_dbg_multiq, vha, 0xc007,
450 "CPU affinity mode enabled, "
451 "no. of response queues:%d no. of request queues:%d.\n",
452 ha->max_rsp_queues, ha->max_req_queues);
453 ql_dbg(ql_dbg_init, vha, 0x00e9,
454 "CPU affinity mode enabled, "
455 "no. of response queues:%d no. of request queues:%d.\n",
456 ha->max_rsp_queues, ha->max_req_queues);
457 }
458 return 0;
459 fail2:
460 qla25xx_delete_queues(vha);
461 destroy_workqueue(ha->wq);
462 ha->wq = NULL;
463 vha->req = ha->req_q_map[0];
464 fail:
465 ha->mqenable = 0;
466 kfree(ha->req_q_map);
467 kfree(ha->rsp_q_map);
468 ha->max_req_queues = ha->max_rsp_queues = 1;
469 return 1;
470 }
471
472 static char *
473 qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str)
474 {
475 struct qla_hw_data *ha = vha->hw;
476 static char *pci_bus_modes[] = {
477 "33", "66", "100", "133",
478 };
479 uint16_t pci_bus;
480
481 strcpy(str, "PCI");
482 pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9;
483 if (pci_bus) {
484 strcat(str, "-X (");
485 strcat(str, pci_bus_modes[pci_bus]);
486 } else {
487 pci_bus = (ha->pci_attr & BIT_8) >> 8;
488 strcat(str, " (");
489 strcat(str, pci_bus_modes[pci_bus]);
490 }
491 strcat(str, " MHz)");
492
493 return (str);
494 }
495
496 static char *
497 qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str)
498 {
499 static char *pci_bus_modes[] = { "33", "66", "100", "133", };
500 struct qla_hw_data *ha = vha->hw;
501 uint32_t pci_bus;
502
503 if (pci_is_pcie(ha->pdev)) {
504 char lwstr[6];
505 uint32_t lstat, lspeed, lwidth;
506
507 pcie_capability_read_dword(ha->pdev, PCI_EXP_LNKCAP, &lstat);
508 lspeed = lstat & PCI_EXP_LNKCAP_SLS;
509 lwidth = (lstat & PCI_EXP_LNKCAP_MLW) >> 4;
510
511 strcpy(str, "PCIe (");
512 switch (lspeed) {
513 case 1:
514 strcat(str, "2.5GT/s ");
515 break;
516 case 2:
517 strcat(str, "5.0GT/s ");
518 break;
519 case 3:
520 strcat(str, "8.0GT/s ");
521 break;
522 default:
523 strcat(str, "<unknown> ");
524 break;
525 }
526 snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth);
527 strcat(str, lwstr);
528
529 return str;
530 }
531
532 strcpy(str, "PCI");
533 pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8;
534 if (pci_bus == 0 || pci_bus == 8) {
535 strcat(str, " (");
536 strcat(str, pci_bus_modes[pci_bus >> 3]);
537 } else {
538 strcat(str, "-X ");
539 if (pci_bus & BIT_2)
540 strcat(str, "Mode 2");
541 else
542 strcat(str, "Mode 1");
543 strcat(str, " (");
544 strcat(str, pci_bus_modes[pci_bus & ~BIT_2]);
545 }
546 strcat(str, " MHz)");
547
548 return str;
549 }
550
551 static char *
552 qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str, size_t size)
553 {
554 char un_str[10];
555 struct qla_hw_data *ha = vha->hw;
556
557 snprintf(str, size, "%d.%02d.%02d ", ha->fw_major_version,
558 ha->fw_minor_version, ha->fw_subminor_version);
559
560 if (ha->fw_attributes & BIT_9) {
561 strcat(str, "FLX");
562 return (str);
563 }
564
565 switch (ha->fw_attributes & 0xFF) {
566 case 0x7:
567 strcat(str, "EF");
568 break;
569 case 0x17:
570 strcat(str, "TP");
571 break;
572 case 0x37:
573 strcat(str, "IP");
574 break;
575 case 0x77:
576 strcat(str, "VI");
577 break;
578 default:
579 sprintf(un_str, "(%x)", ha->fw_attributes);
580 strcat(str, un_str);
581 break;
582 }
583 if (ha->fw_attributes & 0x100)
584 strcat(str, "X");
585
586 return (str);
587 }
588
589 static char *
590 qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str, size_t size)
591 {
592 struct qla_hw_data *ha = vha->hw;
593
594 snprintf(str, size, "%d.%02d.%02d (%x)", ha->fw_major_version,
595 ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes);
596 return str;
597 }
598
599 void
600 qla2x00_sp_free_dma(void *vha, void *ptr)
601 {
602 srb_t *sp = (srb_t *)ptr;
603 struct scsi_cmnd *cmd = GET_CMD_SP(sp);
604 struct qla_hw_data *ha = sp->fcport->vha->hw;
605 void *ctx = GET_CMD_CTX_SP(sp);
606
607 if (sp->flags & SRB_DMA_VALID) {
608 scsi_dma_unmap(cmd);
609 sp->flags &= ~SRB_DMA_VALID;
610 }
611
612 if (sp->flags & SRB_CRC_PROT_DMA_VALID) {
613 dma_unmap_sg(&ha->pdev->dev, scsi_prot_sglist(cmd),
614 scsi_prot_sg_count(cmd), cmd->sc_data_direction);
615 sp->flags &= ~SRB_CRC_PROT_DMA_VALID;
616 }
617
618 if (sp->flags & SRB_CRC_CTX_DSD_VALID) {
619 /* List assured to be having elements */
620 qla2x00_clean_dsd_pool(ha, sp, NULL);
621 sp->flags &= ~SRB_CRC_CTX_DSD_VALID;
622 }
623
624 if (sp->flags & SRB_CRC_CTX_DMA_VALID) {
625 dma_pool_free(ha->dl_dma_pool, ctx,
626 ((struct crc_context *)ctx)->crc_ctx_dma);
627 sp->flags &= ~SRB_CRC_CTX_DMA_VALID;
628 }
629
630 if (sp->flags & SRB_FCP_CMND_DMA_VALID) {
631 struct ct6_dsd *ctx1 = (struct ct6_dsd *)ctx;
632
633 dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd,
634 ctx1->fcp_cmnd_dma);
635 list_splice(&ctx1->dsd_list, &ha->gbl_dsd_list);
636 ha->gbl_dsd_inuse -= ctx1->dsd_use_cnt;
637 ha->gbl_dsd_avail += ctx1->dsd_use_cnt;
638 mempool_free(ctx1, ha->ctx_mempool);
639 ctx1 = NULL;
640 }
641
642 CMD_SP(cmd) = NULL;
643 qla2x00_rel_sp(sp->fcport->vha, sp);
644 }
645
646 static void
647 qla2x00_sp_compl(void *data, void *ptr, int res)
648 {
649 struct qla_hw_data *ha = (struct qla_hw_data *)data;
650 srb_t *sp = (srb_t *)ptr;
651 struct scsi_cmnd *cmd = GET_CMD_SP(sp);
652
653 cmd->result = res;
654
655 if (atomic_read(&sp->ref_count) == 0) {
656 ql_dbg(ql_dbg_io, sp->fcport->vha, 0x3015,
657 "SP reference-count to ZERO -- sp=%p cmd=%p.\n",
658 sp, GET_CMD_SP(sp));
659 if (ql2xextended_error_logging & ql_dbg_io)
660 BUG();
661 return;
662 }
663 if (!atomic_dec_and_test(&sp->ref_count))
664 return;
665
666 qla2x00_sp_free_dma(ha, sp);
667 cmd->scsi_done(cmd);
668 }
669
670 /* If we are SP1 here, we need to still take and release the host_lock as SP1
671 * does not have the changes necessary to avoid taking host->host_lock.
672 */
673 static int
674 qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
675 {
676 scsi_qla_host_t *vha = shost_priv(host);
677 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
678 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
679 struct qla_hw_data *ha = vha->hw;
680 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
681 srb_t *sp;
682 int rval;
683
684 if (ha->flags.eeh_busy) {
685 if (ha->flags.pci_channel_io_perm_failure) {
686 ql_dbg(ql_dbg_aer, vha, 0x9010,
687 "PCI Channel IO permanent failure, exiting "
688 "cmd=%p.\n", cmd);
689 cmd->result = DID_NO_CONNECT << 16;
690 } else {
691 ql_dbg(ql_dbg_aer, vha, 0x9011,
692 "EEH_Busy, Requeuing the cmd=%p.\n", cmd);
693 cmd->result = DID_REQUEUE << 16;
694 }
695 goto qc24_fail_command;
696 }
697
698 rval = fc_remote_port_chkready(rport);
699 if (rval) {
700 cmd->result = rval;
701 ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3003,
702 "fc_remote_port_chkready failed for cmd=%p, rval=0x%x.\n",
703 cmd, rval);
704 goto qc24_fail_command;
705 }
706
707 if (!vha->flags.difdix_supported &&
708 scsi_get_prot_op(cmd) != SCSI_PROT_NORMAL) {
709 ql_dbg(ql_dbg_io, vha, 0x3004,
710 "DIF Cap not reg, fail DIF capable cmd's:%p.\n",
711 cmd);
712 cmd->result = DID_NO_CONNECT << 16;
713 goto qc24_fail_command;
714 }
715
716 if (!fcport) {
717 cmd->result = DID_NO_CONNECT << 16;
718 goto qc24_fail_command;
719 }
720
721 if (atomic_read(&fcport->state) != FCS_ONLINE) {
722 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
723 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
724 ql_dbg(ql_dbg_io, vha, 0x3005,
725 "Returning DNC, fcport_state=%d loop_state=%d.\n",
726 atomic_read(&fcport->state),
727 atomic_read(&base_vha->loop_state));
728 cmd->result = DID_NO_CONNECT << 16;
729 goto qc24_fail_command;
730 }
731 goto qc24_target_busy;
732 }
733
734 /*
735 * Return target busy if we've received a non-zero retry_delay_timer
736 * in a FCP_RSP.
737 */
738 if (time_after(jiffies, fcport->retry_delay_timestamp))
739 fcport->retry_delay_timestamp = 0;
740 else
741 goto qc24_target_busy;
742
743 sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC);
744 if (!sp)
745 goto qc24_host_busy;
746
747 sp->u.scmd.cmd = cmd;
748 sp->type = SRB_SCSI_CMD;
749 atomic_set(&sp->ref_count, 1);
750 CMD_SP(cmd) = (void *)sp;
751 sp->free = qla2x00_sp_free_dma;
752 sp->done = qla2x00_sp_compl;
753
754 rval = ha->isp_ops->start_scsi(sp);
755 if (rval != QLA_SUCCESS) {
756 ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3013,
757 "Start scsi failed rval=%d for cmd=%p.\n", rval, cmd);
758 goto qc24_host_busy_free_sp;
759 }
760
761 return 0;
762
763 qc24_host_busy_free_sp:
764 qla2x00_sp_free_dma(ha, sp);
765
766 qc24_host_busy:
767 return SCSI_MLQUEUE_HOST_BUSY;
768
769 qc24_target_busy:
770 return SCSI_MLQUEUE_TARGET_BUSY;
771
772 qc24_fail_command:
773 cmd->scsi_done(cmd);
774
775 return 0;
776 }
777
778 /*
779 * qla2x00_eh_wait_on_command
780 * Waits for the command to be returned by the Firmware for some
781 * max time.
782 *
783 * Input:
784 * cmd = Scsi Command to wait on.
785 *
786 * Return:
787 * Not Found : 0
788 * Found : 1
789 */
790 static int
791 qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
792 {
793 #define ABORT_POLLING_PERIOD 1000
794 #define ABORT_WAIT_ITER ((2 * 1000) / (ABORT_POLLING_PERIOD))
795 unsigned long wait_iter = ABORT_WAIT_ITER;
796 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
797 struct qla_hw_data *ha = vha->hw;
798 int ret = QLA_SUCCESS;
799
800 if (unlikely(pci_channel_offline(ha->pdev)) || ha->flags.eeh_busy) {
801 ql_dbg(ql_dbg_taskm, vha, 0x8005,
802 "Return:eh_wait.\n");
803 return ret;
804 }
805
806 while (CMD_SP(cmd) && wait_iter--) {
807 msleep(ABORT_POLLING_PERIOD);
808 }
809 if (CMD_SP(cmd))
810 ret = QLA_FUNCTION_FAILED;
811
812 return ret;
813 }
814
815 /*
816 * qla2x00_wait_for_hba_online
817 * Wait till the HBA is online after going through
818 * <= MAX_RETRIES_OF_ISP_ABORT or
819 * finally HBA is disabled ie marked offline
820 *
821 * Input:
822 * ha - pointer to host adapter structure
823 *
824 * Note:
825 * Does context switching-Release SPIN_LOCK
826 * (if any) before calling this routine.
827 *
828 * Return:
829 * Success (Adapter is online) : 0
830 * Failed (Adapter is offline/disabled) : 1
831 */
832 int
833 qla2x00_wait_for_hba_online(scsi_qla_host_t *vha)
834 {
835 int return_status;
836 unsigned long wait_online;
837 struct qla_hw_data *ha = vha->hw;
838 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
839
840 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
841 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
842 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
843 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
844 ha->dpc_active) && time_before(jiffies, wait_online)) {
845
846 msleep(1000);
847 }
848 if (base_vha->flags.online)
849 return_status = QLA_SUCCESS;
850 else
851 return_status = QLA_FUNCTION_FAILED;
852
853 return (return_status);
854 }
855
856 /*
857 * qla2x00_wait_for_hba_ready
858 * Wait till the HBA is ready before doing driver unload
859 *
860 * Input:
861 * ha - pointer to host adapter structure
862 *
863 * Note:
864 * Does context switching-Release SPIN_LOCK
865 * (if any) before calling this routine.
866 *
867 */
868 static void
869 qla2x00_wait_for_hba_ready(scsi_qla_host_t *vha)
870 {
871 struct qla_hw_data *ha = vha->hw;
872
873 while (((qla2x00_reset_active(vha)) || ha->dpc_active ||
874 ha->flags.mbox_busy) ||
875 test_bit(FX00_RESET_RECOVERY, &vha->dpc_flags) ||
876 test_bit(FX00_TARGET_SCAN, &vha->dpc_flags))
877 msleep(1000);
878 }
879
880 int
881 qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha)
882 {
883 int return_status;
884 unsigned long wait_reset;
885 struct qla_hw_data *ha = vha->hw;
886 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
887
888 wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ);
889 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
890 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
891 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
892 ha->dpc_active) && time_before(jiffies, wait_reset)) {
893
894 msleep(1000);
895
896 if (!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
897 ha->flags.chip_reset_done)
898 break;
899 }
900 if (ha->flags.chip_reset_done)
901 return_status = QLA_SUCCESS;
902 else
903 return_status = QLA_FUNCTION_FAILED;
904
905 return return_status;
906 }
907
908 static void
909 sp_get(struct srb *sp)
910 {
911 atomic_inc(&sp->ref_count);
912 }
913
914 /**************************************************************************
915 * qla2xxx_eh_abort
916 *
917 * Description:
918 * The abort function will abort the specified command.
919 *
920 * Input:
921 * cmd = Linux SCSI command packet to be aborted.
922 *
923 * Returns:
924 * Either SUCCESS or FAILED.
925 *
926 * Note:
927 * Only return FAILED if command not returned by firmware.
928 **************************************************************************/
929 static int
930 qla2xxx_eh_abort(struct scsi_cmnd *cmd)
931 {
932 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
933 srb_t *sp;
934 int ret;
935 unsigned int id;
936 uint64_t lun;
937 unsigned long flags;
938 int rval, wait = 0;
939 struct qla_hw_data *ha = vha->hw;
940
941 if (!CMD_SP(cmd))
942 return SUCCESS;
943
944 ret = fc_block_scsi_eh(cmd);
945 if (ret != 0)
946 return ret;
947 ret = SUCCESS;
948
949 id = cmd->device->id;
950 lun = cmd->device->lun;
951
952 spin_lock_irqsave(&ha->hardware_lock, flags);
953 sp = (srb_t *) CMD_SP(cmd);
954 if (!sp) {
955 spin_unlock_irqrestore(&ha->hardware_lock, flags);
956 return SUCCESS;
957 }
958
959 ql_dbg(ql_dbg_taskm, vha, 0x8002,
960 "Aborting from RISC nexus=%ld:%d:%llu sp=%p cmd=%p\n",
961 vha->host_no, id, lun, sp, cmd);
962
963 /* Get a reference to the sp and drop the lock.*/
964 sp_get(sp);
965
966 spin_unlock_irqrestore(&ha->hardware_lock, flags);
967 rval = ha->isp_ops->abort_command(sp);
968 if (rval) {
969 if (rval == QLA_FUNCTION_PARAMETER_ERROR) {
970 /*
971 * Decrement the ref_count since we can't find the
972 * command
973 */
974 atomic_dec(&sp->ref_count);
975 ret = SUCCESS;
976 } else
977 ret = FAILED;
978
979 ql_dbg(ql_dbg_taskm, vha, 0x8003,
980 "Abort command mbx failed cmd=%p, rval=%x.\n", cmd, rval);
981 } else {
982 ql_dbg(ql_dbg_taskm, vha, 0x8004,
983 "Abort command mbx success cmd=%p.\n", cmd);
984 wait = 1;
985 }
986
987 spin_lock_irqsave(&ha->hardware_lock, flags);
988 /*
989 * Clear the slot in the oustanding_cmds array if we can't find the
990 * command to reclaim the resources.
991 */
992 if (rval == QLA_FUNCTION_PARAMETER_ERROR)
993 vha->req->outstanding_cmds[sp->handle] = NULL;
994 sp->done(ha, sp, 0);
995 spin_unlock_irqrestore(&ha->hardware_lock, flags);
996
997 /* Did the command return during mailbox execution? */
998 if (ret == FAILED && !CMD_SP(cmd))
999 ret = SUCCESS;
1000
1001 /* Wait for the command to be returned. */
1002 if (wait) {
1003 if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) {
1004 ql_log(ql_log_warn, vha, 0x8006,
1005 "Abort handler timed out cmd=%p.\n", cmd);
1006 ret = FAILED;
1007 }
1008 }
1009
1010 ql_log(ql_log_info, vha, 0x801c,
1011 "Abort command issued nexus=%ld:%d:%llu -- %d %x.\n",
1012 vha->host_no, id, lun, wait, ret);
1013
1014 return ret;
1015 }
1016
1017 int
1018 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
1019 uint64_t l, enum nexus_wait_type type)
1020 {
1021 int cnt, match, status;
1022 unsigned long flags;
1023 struct qla_hw_data *ha = vha->hw;
1024 struct req_que *req;
1025 srb_t *sp;
1026 struct scsi_cmnd *cmd;
1027
1028 status = QLA_SUCCESS;
1029
1030 spin_lock_irqsave(&ha->hardware_lock, flags);
1031 req = vha->req;
1032 for (cnt = 1; status == QLA_SUCCESS &&
1033 cnt < req->num_outstanding_cmds; cnt++) {
1034 sp = req->outstanding_cmds[cnt];
1035 if (!sp)
1036 continue;
1037 if (sp->type != SRB_SCSI_CMD)
1038 continue;
1039 if (vha->vp_idx != sp->fcport->vha->vp_idx)
1040 continue;
1041 match = 0;
1042 cmd = GET_CMD_SP(sp);
1043 switch (type) {
1044 case WAIT_HOST:
1045 match = 1;
1046 break;
1047 case WAIT_TARGET:
1048 match = cmd->device->id == t;
1049 break;
1050 case WAIT_LUN:
1051 match = (cmd->device->id == t &&
1052 cmd->device->lun == l);
1053 break;
1054 }
1055 if (!match)
1056 continue;
1057
1058 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1059 status = qla2x00_eh_wait_on_command(cmd);
1060 spin_lock_irqsave(&ha->hardware_lock, flags);
1061 }
1062 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1063
1064 return status;
1065 }
1066
1067 static char *reset_errors[] = {
1068 "HBA not online",
1069 "HBA not ready",
1070 "Task management failed",
1071 "Waiting for command completions",
1072 };
1073
1074 static int
1075 __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
1076 struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, uint64_t, int))
1077 {
1078 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1079 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1080 int err;
1081
1082 if (!fcport) {
1083 return FAILED;
1084 }
1085
1086 err = fc_block_scsi_eh(cmd);
1087 if (err != 0)
1088 return err;
1089
1090 ql_log(ql_log_info, vha, 0x8009,
1091 "%s RESET ISSUED nexus=%ld:%d:%llu cmd=%p.\n", name, vha->host_no,
1092 cmd->device->id, cmd->device->lun, cmd);
1093
1094 err = 0;
1095 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
1096 ql_log(ql_log_warn, vha, 0x800a,
1097 "Wait for hba online failed for cmd=%p.\n", cmd);
1098 goto eh_reset_failed;
1099 }
1100 err = 2;
1101 if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1)
1102 != QLA_SUCCESS) {
1103 ql_log(ql_log_warn, vha, 0x800c,
1104 "do_reset failed for cmd=%p.\n", cmd);
1105 goto eh_reset_failed;
1106 }
1107 err = 3;
1108 if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id,
1109 cmd->device->lun, type) != QLA_SUCCESS) {
1110 ql_log(ql_log_warn, vha, 0x800d,
1111 "wait for pending cmds failed for cmd=%p.\n", cmd);
1112 goto eh_reset_failed;
1113 }
1114
1115 ql_log(ql_log_info, vha, 0x800e,
1116 "%s RESET SUCCEEDED nexus:%ld:%d:%llu cmd=%p.\n", name,
1117 vha->host_no, cmd->device->id, cmd->device->lun, cmd);
1118
1119 return SUCCESS;
1120
1121 eh_reset_failed:
1122 ql_log(ql_log_info, vha, 0x800f,
1123 "%s RESET FAILED: %s nexus=%ld:%d:%llu cmd=%p.\n", name,
1124 reset_errors[err], vha->host_no, cmd->device->id, cmd->device->lun,
1125 cmd);
1126 return FAILED;
1127 }
1128
1129 static int
1130 qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
1131 {
1132 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1133 struct qla_hw_data *ha = vha->hw;
1134
1135 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd,
1136 ha->isp_ops->lun_reset);
1137 }
1138
1139 static int
1140 qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
1141 {
1142 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1143 struct qla_hw_data *ha = vha->hw;
1144
1145 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd,
1146 ha->isp_ops->target_reset);
1147 }
1148
1149 /**************************************************************************
1150 * qla2xxx_eh_bus_reset
1151 *
1152 * Description:
1153 * The bus reset function will reset the bus and abort any executing
1154 * commands.
1155 *
1156 * Input:
1157 * cmd = Linux SCSI command packet of the command that cause the
1158 * bus reset.
1159 *
1160 * Returns:
1161 * SUCCESS/FAILURE (defined as macro in scsi.h).
1162 *
1163 **************************************************************************/
1164 static int
1165 qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
1166 {
1167 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1168 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1169 int ret = FAILED;
1170 unsigned int id;
1171 uint64_t lun;
1172
1173 id = cmd->device->id;
1174 lun = cmd->device->lun;
1175
1176 if (!fcport) {
1177 return ret;
1178 }
1179
1180 ret = fc_block_scsi_eh(cmd);
1181 if (ret != 0)
1182 return ret;
1183 ret = FAILED;
1184
1185 ql_log(ql_log_info, vha, 0x8012,
1186 "BUS RESET ISSUED nexus=%ld:%d:%llu.\n", vha->host_no, id, lun);
1187
1188 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
1189 ql_log(ql_log_fatal, vha, 0x8013,
1190 "Wait for hba online failed board disabled.\n");
1191 goto eh_bus_reset_done;
1192 }
1193
1194 if (qla2x00_loop_reset(vha) == QLA_SUCCESS)
1195 ret = SUCCESS;
1196
1197 if (ret == FAILED)
1198 goto eh_bus_reset_done;
1199
1200 /* Flush outstanding commands. */
1201 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) !=
1202 QLA_SUCCESS) {
1203 ql_log(ql_log_warn, vha, 0x8014,
1204 "Wait for pending commands failed.\n");
1205 ret = FAILED;
1206 }
1207
1208 eh_bus_reset_done:
1209 ql_log(ql_log_warn, vha, 0x802b,
1210 "BUS RESET %s nexus=%ld:%d:%llu.\n",
1211 (ret == FAILED) ? "FAILED" : "SUCCEEDED", vha->host_no, id, lun);
1212
1213 return ret;
1214 }
1215
1216 /**************************************************************************
1217 * qla2xxx_eh_host_reset
1218 *
1219 * Description:
1220 * The reset function will reset the Adapter.
1221 *
1222 * Input:
1223 * cmd = Linux SCSI command packet of the command that cause the
1224 * adapter reset.
1225 *
1226 * Returns:
1227 * Either SUCCESS or FAILED.
1228 *
1229 * Note:
1230 **************************************************************************/
1231 static int
1232 qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
1233 {
1234 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1235 struct qla_hw_data *ha = vha->hw;
1236 int ret = FAILED;
1237 unsigned int id;
1238 uint64_t lun;
1239 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
1240
1241 id = cmd->device->id;
1242 lun = cmd->device->lun;
1243
1244 ql_log(ql_log_info, vha, 0x8018,
1245 "ADAPTER RESET ISSUED nexus=%ld:%d:%llu.\n", vha->host_no, id, lun);
1246
1247 /*
1248 * No point in issuing another reset if one is active. Also do not
1249 * attempt a reset if we are updating flash.
1250 */
1251 if (qla2x00_reset_active(vha) || ha->optrom_state != QLA_SWAITING)
1252 goto eh_host_reset_lock;
1253
1254 if (vha != base_vha) {
1255 if (qla2x00_vp_abort_isp(vha))
1256 goto eh_host_reset_lock;
1257 } else {
1258 if (IS_P3P_TYPE(vha->hw)) {
1259 if (!qla82xx_fcoe_ctx_reset(vha)) {
1260 /* Ctx reset success */
1261 ret = SUCCESS;
1262 goto eh_host_reset_lock;
1263 }
1264 /* fall thru if ctx reset failed */
1265 }
1266 if (ha->wq)
1267 flush_workqueue(ha->wq);
1268
1269 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1270 if (ha->isp_ops->abort_isp(base_vha)) {
1271 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1272 /* failed. schedule dpc to try */
1273 set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
1274
1275 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
1276 ql_log(ql_log_warn, vha, 0x802a,
1277 "wait for hba online failed.\n");
1278 goto eh_host_reset_lock;
1279 }
1280 }
1281 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1282 }
1283
1284 /* Waiting for command to be returned to OS.*/
1285 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) ==
1286 QLA_SUCCESS)
1287 ret = SUCCESS;
1288
1289 eh_host_reset_lock:
1290 ql_log(ql_log_info, vha, 0x8017,
1291 "ADAPTER RESET %s nexus=%ld:%d:%llu.\n",
1292 (ret == FAILED) ? "FAILED" : "SUCCEEDED", vha->host_no, id, lun);
1293
1294 return ret;
1295 }
1296
1297 /*
1298 * qla2x00_loop_reset
1299 * Issue loop reset.
1300 *
1301 * Input:
1302 * ha = adapter block pointer.
1303 *
1304 * Returns:
1305 * 0 = success
1306 */
1307 int
1308 qla2x00_loop_reset(scsi_qla_host_t *vha)
1309 {
1310 int ret;
1311 struct fc_port *fcport;
1312 struct qla_hw_data *ha = vha->hw;
1313
1314 if (IS_QLAFX00(ha)) {
1315 return qlafx00_loop_reset(vha);
1316 }
1317
1318 if (ql2xtargetreset == 1 && ha->flags.enable_target_reset) {
1319 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1320 if (fcport->port_type != FCT_TARGET)
1321 continue;
1322
1323 ret = ha->isp_ops->target_reset(fcport, 0, 0);
1324 if (ret != QLA_SUCCESS) {
1325 ql_dbg(ql_dbg_taskm, vha, 0x802c,
1326 "Bus Reset failed: Reset=%d "
1327 "d_id=%x.\n", ret, fcport->d_id.b24);
1328 }
1329 }
1330 }
1331
1332
1333 if (ha->flags.enable_lip_full_login && !IS_CNA_CAPABLE(ha)) {
1334 atomic_set(&vha->loop_state, LOOP_DOWN);
1335 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1336 qla2x00_mark_all_devices_lost(vha, 0);
1337 ret = qla2x00_full_login_lip(vha);
1338 if (ret != QLA_SUCCESS) {
1339 ql_dbg(ql_dbg_taskm, vha, 0x802d,
1340 "full_login_lip=%d.\n", ret);
1341 }
1342 }
1343
1344 if (ha->flags.enable_lip_reset) {
1345 ret = qla2x00_lip_reset(vha);
1346 if (ret != QLA_SUCCESS)
1347 ql_dbg(ql_dbg_taskm, vha, 0x802e,
1348 "lip_reset failed (%d).\n", ret);
1349 }
1350
1351 /* Issue marker command only when we are going to start the I/O */
1352 vha->marker_needed = 1;
1353
1354 return QLA_SUCCESS;
1355 }
1356
1357 void
1358 qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
1359 {
1360 int que, cnt;
1361 unsigned long flags;
1362 srb_t *sp;
1363 struct qla_hw_data *ha = vha->hw;
1364 struct req_que *req;
1365
1366 qlt_host_reset_handler(ha);
1367
1368 spin_lock_irqsave(&ha->hardware_lock, flags);
1369 for (que = 0; que < ha->max_req_queues; que++) {
1370 req = ha->req_q_map[que];
1371 if (!req)
1372 continue;
1373 if (!req->outstanding_cmds)
1374 continue;
1375 for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) {
1376 sp = req->outstanding_cmds[cnt];
1377 if (sp) {
1378 req->outstanding_cmds[cnt] = NULL;
1379 sp->done(vha, sp, res);
1380 }
1381 }
1382 }
1383 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1384 }
1385
1386 static int
1387 qla2xxx_slave_alloc(struct scsi_device *sdev)
1388 {
1389 struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
1390
1391 if (!rport || fc_remote_port_chkready(rport))
1392 return -ENXIO;
1393
1394 sdev->hostdata = *(fc_port_t **)rport->dd_data;
1395
1396 return 0;
1397 }
1398
1399 static int
1400 qla2xxx_slave_configure(struct scsi_device *sdev)
1401 {
1402 scsi_qla_host_t *vha = shost_priv(sdev->host);
1403 struct req_que *req = vha->req;
1404
1405 if (IS_T10_PI_CAPABLE(vha->hw))
1406 blk_queue_update_dma_alignment(sdev->request_queue, 0x7);
1407
1408 if (sdev->tagged_supported)
1409 scsi_activate_tcq(sdev, req->max_q_depth);
1410 else
1411 scsi_deactivate_tcq(sdev, req->max_q_depth);
1412 return 0;
1413 }
1414
1415 static void
1416 qla2xxx_slave_destroy(struct scsi_device *sdev)
1417 {
1418 sdev->hostdata = NULL;
1419 }
1420
1421 static void qla2x00_handle_queue_full(struct scsi_device *sdev, int qdepth)
1422 {
1423 fc_port_t *fcport = (struct fc_port *) sdev->hostdata;
1424
1425 if (!scsi_track_queue_full(sdev, qdepth))
1426 return;
1427
1428 ql_dbg(ql_dbg_io, fcport->vha, 0x3029,
1429 "Queue depth adjusted-down to %d for nexus=%ld:%d:%llu.\n",
1430 sdev->queue_depth, fcport->vha->host_no, sdev->id, sdev->lun);
1431 }
1432
1433 static void qla2x00_adjust_sdev_qdepth_up(struct scsi_device *sdev, int qdepth)
1434 {
1435 fc_port_t *fcport = sdev->hostdata;
1436 struct scsi_qla_host *vha = fcport->vha;
1437 struct req_que *req = NULL;
1438
1439 req = vha->req;
1440 if (!req)
1441 return;
1442
1443 if (req->max_q_depth <= sdev->queue_depth || req->max_q_depth < qdepth)
1444 return;
1445
1446 if (sdev->ordered_tags)
1447 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, qdepth);
1448 else
1449 scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, qdepth);
1450
1451 ql_dbg(ql_dbg_io, vha, 0x302a,
1452 "Queue depth adjusted-up to %d for nexus=%ld:%d:%llu.\n",
1453 sdev->queue_depth, fcport->vha->host_no, sdev->id, sdev->lun);
1454 }
1455
1456 static int
1457 qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason)
1458 {
1459 switch (reason) {
1460 case SCSI_QDEPTH_DEFAULT:
1461 scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth);
1462 break;
1463 case SCSI_QDEPTH_QFULL:
1464 qla2x00_handle_queue_full(sdev, qdepth);
1465 break;
1466 case SCSI_QDEPTH_RAMP_UP:
1467 qla2x00_adjust_sdev_qdepth_up(sdev, qdepth);
1468 break;
1469 default:
1470 return -EOPNOTSUPP;
1471 }
1472
1473 return sdev->queue_depth;
1474 }
1475
1476 static int
1477 qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type)
1478 {
1479 if (sdev->tagged_supported) {
1480 scsi_set_tag_type(sdev, tag_type);
1481 if (tag_type)
1482 scsi_activate_tcq(sdev, sdev->queue_depth);
1483 else
1484 scsi_deactivate_tcq(sdev, sdev->queue_depth);
1485 } else
1486 tag_type = 0;
1487
1488 return tag_type;
1489 }
1490
1491 /**
1492 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1493 * @ha: HA context
1494 *
1495 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1496 * supported addressing method.
1497 */
1498 static void
1499 qla2x00_config_dma_addressing(struct qla_hw_data *ha)
1500 {
1501 /* Assume a 32bit DMA mask. */
1502 ha->flags.enable_64bit_addressing = 0;
1503
1504 if (!dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) {
1505 /* Any upper-dword bits set? */
1506 if (MSD(dma_get_required_mask(&ha->pdev->dev)) &&
1507 !pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(64))) {
1508 /* Ok, a 64bit DMA mask is applicable. */
1509 ha->flags.enable_64bit_addressing = 1;
1510 ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64;
1511 ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64;
1512 return;
1513 }
1514 }
1515
1516 dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32));
1517 pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(32));
1518 }
1519
1520 static void
1521 qla2x00_enable_intrs(struct qla_hw_data *ha)
1522 {
1523 unsigned long flags = 0;
1524 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1525
1526 spin_lock_irqsave(&ha->hardware_lock, flags);
1527 ha->interrupts_on = 1;
1528 /* enable risc and host interrupts */
1529 WRT_REG_WORD(&reg->ictrl, ICR_EN_INT | ICR_EN_RISC);
1530 RD_REG_WORD(&reg->ictrl);
1531 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1532
1533 }
1534
1535 static void
1536 qla2x00_disable_intrs(struct qla_hw_data *ha)
1537 {
1538 unsigned long flags = 0;
1539 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1540
1541 spin_lock_irqsave(&ha->hardware_lock, flags);
1542 ha->interrupts_on = 0;
1543 /* disable risc and host interrupts */
1544 WRT_REG_WORD(&reg->ictrl, 0);
1545 RD_REG_WORD(&reg->ictrl);
1546 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1547 }
1548
1549 static void
1550 qla24xx_enable_intrs(struct qla_hw_data *ha)
1551 {
1552 unsigned long flags = 0;
1553 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1554
1555 spin_lock_irqsave(&ha->hardware_lock, flags);
1556 ha->interrupts_on = 1;
1557 WRT_REG_DWORD(&reg->ictrl, ICRX_EN_RISC_INT);
1558 RD_REG_DWORD(&reg->ictrl);
1559 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1560 }
1561
1562 static void
1563 qla24xx_disable_intrs(struct qla_hw_data *ha)
1564 {
1565 unsigned long flags = 0;
1566 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1567
1568 if (IS_NOPOLLING_TYPE(ha))
1569 return;
1570 spin_lock_irqsave(&ha->hardware_lock, flags);
1571 ha->interrupts_on = 0;
1572 WRT_REG_DWORD(&reg->ictrl, 0);
1573 RD_REG_DWORD(&reg->ictrl);
1574 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1575 }
1576
1577 static int
1578 qla2x00_iospace_config(struct qla_hw_data *ha)
1579 {
1580 resource_size_t pio;
1581 uint16_t msix;
1582 int cpus;
1583
1584 if (pci_request_selected_regions(ha->pdev, ha->bars,
1585 QLA2XXX_DRIVER_NAME)) {
1586 ql_log_pci(ql_log_fatal, ha->pdev, 0x0011,
1587 "Failed to reserve PIO/MMIO regions (%s), aborting.\n",
1588 pci_name(ha->pdev));
1589 goto iospace_error_exit;
1590 }
1591 if (!(ha->bars & 1))
1592 goto skip_pio;
1593
1594 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1595 pio = pci_resource_start(ha->pdev, 0);
1596 if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) {
1597 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) {
1598 ql_log_pci(ql_log_warn, ha->pdev, 0x0012,
1599 "Invalid pci I/O region size (%s).\n",
1600 pci_name(ha->pdev));
1601 pio = 0;
1602 }
1603 } else {
1604 ql_log_pci(ql_log_warn, ha->pdev, 0x0013,
1605 "Region #0 no a PIO resource (%s).\n",
1606 pci_name(ha->pdev));
1607 pio = 0;
1608 }
1609 ha->pio_address = pio;
1610 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0014,
1611 "PIO address=%llu.\n",
1612 (unsigned long long)ha->pio_address);
1613
1614 skip_pio:
1615 /* Use MMIO operations for all accesses. */
1616 if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) {
1617 ql_log_pci(ql_log_fatal, ha->pdev, 0x0015,
1618 "Region #1 not an MMIO resource (%s), aborting.\n",
1619 pci_name(ha->pdev));
1620 goto iospace_error_exit;
1621 }
1622 if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) {
1623 ql_log_pci(ql_log_fatal, ha->pdev, 0x0016,
1624 "Invalid PCI mem region size (%s), aborting.\n",
1625 pci_name(ha->pdev));
1626 goto iospace_error_exit;
1627 }
1628
1629 ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN);
1630 if (!ha->iobase) {
1631 ql_log_pci(ql_log_fatal, ha->pdev, 0x0017,
1632 "Cannot remap MMIO (%s), aborting.\n",
1633 pci_name(ha->pdev));
1634 goto iospace_error_exit;
1635 }
1636
1637 /* Determine queue resources */
1638 ha->max_req_queues = ha->max_rsp_queues = 1;
1639 if ((ql2xmaxqueues <= 1 && !ql2xmultique_tag) ||
1640 (ql2xmaxqueues > 1 && ql2xmultique_tag) ||
1641 (!IS_QLA25XX(ha) && !IS_QLA81XX(ha)))
1642 goto mqiobase_exit;
1643
1644 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3),
1645 pci_resource_len(ha->pdev, 3));
1646 if (ha->mqiobase) {
1647 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0018,
1648 "MQIO Base=%p.\n", ha->mqiobase);
1649 /* Read MSIX vector size of the board */
1650 pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix);
1651 ha->msix_count = msix;
1652 /* Max queues are bounded by available msix vectors */
1653 /* queue 0 uses two msix vectors */
1654 if (ql2xmultique_tag) {
1655 cpus = num_online_cpus();
1656 ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ?
1657 (cpus + 1) : (ha->msix_count - 1);
1658 ha->max_req_queues = 2;
1659 } else if (ql2xmaxqueues > 1) {
1660 ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ?
1661 QLA_MQ_SIZE : ql2xmaxqueues;
1662 ql_dbg_pci(ql_dbg_multiq, ha->pdev, 0xc008,
1663 "QoS mode set, max no of request queues:%d.\n",
1664 ha->max_req_queues);
1665 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0019,
1666 "QoS mode set, max no of request queues:%d.\n",
1667 ha->max_req_queues);
1668 }
1669 ql_log_pci(ql_log_info, ha->pdev, 0x001a,
1670 "MSI-X vector count: %d.\n", msix);
1671 } else
1672 ql_log_pci(ql_log_info, ha->pdev, 0x001b,
1673 "BAR 3 not enabled.\n");
1674
1675 mqiobase_exit:
1676 ha->msix_count = ha->max_rsp_queues + 1;
1677 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x001c,
1678 "MSIX Count:%d.\n", ha->msix_count);
1679 return (0);
1680
1681 iospace_error_exit:
1682 return (-ENOMEM);
1683 }
1684
1685
1686 static int
1687 qla83xx_iospace_config(struct qla_hw_data *ha)
1688 {
1689 uint16_t msix;
1690 int cpus;
1691
1692 if (pci_request_selected_regions(ha->pdev, ha->bars,
1693 QLA2XXX_DRIVER_NAME)) {
1694 ql_log_pci(ql_log_fatal, ha->pdev, 0x0117,
1695 "Failed to reserve PIO/MMIO regions (%s), aborting.\n",
1696 pci_name(ha->pdev));
1697
1698 goto iospace_error_exit;
1699 }
1700
1701 /* Use MMIO operations for all accesses. */
1702 if (!(pci_resource_flags(ha->pdev, 0) & IORESOURCE_MEM)) {
1703 ql_log_pci(ql_log_warn, ha->pdev, 0x0118,
1704 "Invalid pci I/O region size (%s).\n",
1705 pci_name(ha->pdev));
1706 goto iospace_error_exit;
1707 }
1708 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) {
1709 ql_log_pci(ql_log_warn, ha->pdev, 0x0119,
1710 "Invalid PCI mem region size (%s), aborting\n",
1711 pci_name(ha->pdev));
1712 goto iospace_error_exit;
1713 }
1714
1715 ha->iobase = ioremap(pci_resource_start(ha->pdev, 0), MIN_IOBASE_LEN);
1716 if (!ha->iobase) {
1717 ql_log_pci(ql_log_fatal, ha->pdev, 0x011a,
1718 "Cannot remap MMIO (%s), aborting.\n",
1719 pci_name(ha->pdev));
1720 goto iospace_error_exit;
1721 }
1722
1723 /* 64bit PCI BAR - BAR2 will correspoond to region 4 */
1724 /* 83XX 26XX always use MQ type access for queues
1725 * - mbar 2, a.k.a region 4 */
1726 ha->max_req_queues = ha->max_rsp_queues = 1;
1727 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 4),
1728 pci_resource_len(ha->pdev, 4));
1729
1730 if (!ha->mqiobase) {
1731 ql_log_pci(ql_log_fatal, ha->pdev, 0x011d,
1732 "BAR2/region4 not enabled\n");
1733 goto mqiobase_exit;
1734 }
1735
1736 ha->msixbase = ioremap(pci_resource_start(ha->pdev, 2),
1737 pci_resource_len(ha->pdev, 2));
1738 if (ha->msixbase) {
1739 /* Read MSIX vector size of the board */
1740 pci_read_config_word(ha->pdev,
1741 QLA_83XX_PCI_MSIX_CONTROL, &msix);
1742 ha->msix_count = msix;
1743 /* Max queues are bounded by available msix vectors */
1744 /* queue 0 uses two msix vectors */
1745 if (ql2xmultique_tag) {
1746 cpus = num_online_cpus();
1747 ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ?
1748 (cpus + 1) : (ha->msix_count - 1);
1749 ha->max_req_queues = 2;
1750 } else if (ql2xmaxqueues > 1) {
1751 ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ?
1752 QLA_MQ_SIZE : ql2xmaxqueues;
1753 ql_dbg_pci(ql_dbg_multiq, ha->pdev, 0xc00c,
1754 "QoS mode set, max no of request queues:%d.\n",
1755 ha->max_req_queues);
1756 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b,
1757 "QoS mode set, max no of request queues:%d.\n",
1758 ha->max_req_queues);
1759 }
1760 ql_log_pci(ql_log_info, ha->pdev, 0x011c,
1761 "MSI-X vector count: %d.\n", msix);
1762 } else
1763 ql_log_pci(ql_log_info, ha->pdev, 0x011e,
1764 "BAR 1 not enabled.\n");
1765
1766 mqiobase_exit:
1767 ha->msix_count = ha->max_rsp_queues + 1;
1768
1769 qlt_83xx_iospace_config(ha);
1770
1771 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011f,
1772 "MSIX Count:%d.\n", ha->msix_count);
1773 return 0;
1774
1775 iospace_error_exit:
1776 return -ENOMEM;
1777 }
1778
1779 static struct isp_operations qla2100_isp_ops = {
1780 .pci_config = qla2100_pci_config,
1781 .reset_chip = qla2x00_reset_chip,
1782 .chip_diag = qla2x00_chip_diag,
1783 .config_rings = qla2x00_config_rings,
1784 .reset_adapter = qla2x00_reset_adapter,
1785 .nvram_config = qla2x00_nvram_config,
1786 .update_fw_options = qla2x00_update_fw_options,
1787 .load_risc = qla2x00_load_risc,
1788 .pci_info_str = qla2x00_pci_info_str,
1789 .fw_version_str = qla2x00_fw_version_str,
1790 .intr_handler = qla2100_intr_handler,
1791 .enable_intrs = qla2x00_enable_intrs,
1792 .disable_intrs = qla2x00_disable_intrs,
1793 .abort_command = qla2x00_abort_command,
1794 .target_reset = qla2x00_abort_target,
1795 .lun_reset = qla2x00_lun_reset,
1796 .fabric_login = qla2x00_login_fabric,
1797 .fabric_logout = qla2x00_fabric_logout,
1798 .calc_req_entries = qla2x00_calc_iocbs_32,
1799 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1800 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1801 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1802 .read_nvram = qla2x00_read_nvram_data,
1803 .write_nvram = qla2x00_write_nvram_data,
1804 .fw_dump = qla2100_fw_dump,
1805 .beacon_on = NULL,
1806 .beacon_off = NULL,
1807 .beacon_blink = NULL,
1808 .read_optrom = qla2x00_read_optrom_data,
1809 .write_optrom = qla2x00_write_optrom_data,
1810 .get_flash_version = qla2x00_get_flash_version,
1811 .start_scsi = qla2x00_start_scsi,
1812 .abort_isp = qla2x00_abort_isp,
1813 .iospace_config = qla2x00_iospace_config,
1814 .initialize_adapter = qla2x00_initialize_adapter,
1815 };
1816
1817 static struct isp_operations qla2300_isp_ops = {
1818 .pci_config = qla2300_pci_config,
1819 .reset_chip = qla2x00_reset_chip,
1820 .chip_diag = qla2x00_chip_diag,
1821 .config_rings = qla2x00_config_rings,
1822 .reset_adapter = qla2x00_reset_adapter,
1823 .nvram_config = qla2x00_nvram_config,
1824 .update_fw_options = qla2x00_update_fw_options,
1825 .load_risc = qla2x00_load_risc,
1826 .pci_info_str = qla2x00_pci_info_str,
1827 .fw_version_str = qla2x00_fw_version_str,
1828 .intr_handler = qla2300_intr_handler,
1829 .enable_intrs = qla2x00_enable_intrs,
1830 .disable_intrs = qla2x00_disable_intrs,
1831 .abort_command = qla2x00_abort_command,
1832 .target_reset = qla2x00_abort_target,
1833 .lun_reset = qla2x00_lun_reset,
1834 .fabric_login = qla2x00_login_fabric,
1835 .fabric_logout = qla2x00_fabric_logout,
1836 .calc_req_entries = qla2x00_calc_iocbs_32,
1837 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1838 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1839 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1840 .read_nvram = qla2x00_read_nvram_data,
1841 .write_nvram = qla2x00_write_nvram_data,
1842 .fw_dump = qla2300_fw_dump,
1843 .beacon_on = qla2x00_beacon_on,
1844 .beacon_off = qla2x00_beacon_off,
1845 .beacon_blink = qla2x00_beacon_blink,
1846 .read_optrom = qla2x00_read_optrom_data,
1847 .write_optrom = qla2x00_write_optrom_data,
1848 .get_flash_version = qla2x00_get_flash_version,
1849 .start_scsi = qla2x00_start_scsi,
1850 .abort_isp = qla2x00_abort_isp,
1851 .iospace_config = qla2x00_iospace_config,
1852 .initialize_adapter = qla2x00_initialize_adapter,
1853 };
1854
1855 static struct isp_operations qla24xx_isp_ops = {
1856 .pci_config = qla24xx_pci_config,
1857 .reset_chip = qla24xx_reset_chip,
1858 .chip_diag = qla24xx_chip_diag,
1859 .config_rings = qla24xx_config_rings,
1860 .reset_adapter = qla24xx_reset_adapter,
1861 .nvram_config = qla24xx_nvram_config,
1862 .update_fw_options = qla24xx_update_fw_options,
1863 .load_risc = qla24xx_load_risc,
1864 .pci_info_str = qla24xx_pci_info_str,
1865 .fw_version_str = qla24xx_fw_version_str,
1866 .intr_handler = qla24xx_intr_handler,
1867 .enable_intrs = qla24xx_enable_intrs,
1868 .disable_intrs = qla24xx_disable_intrs,
1869 .abort_command = qla24xx_abort_command,
1870 .target_reset = qla24xx_abort_target,
1871 .lun_reset = qla24xx_lun_reset,
1872 .fabric_login = qla24xx_login_fabric,
1873 .fabric_logout = qla24xx_fabric_logout,
1874 .calc_req_entries = NULL,
1875 .build_iocbs = NULL,
1876 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1877 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1878 .read_nvram = qla24xx_read_nvram_data,
1879 .write_nvram = qla24xx_write_nvram_data,
1880 .fw_dump = qla24xx_fw_dump,
1881 .beacon_on = qla24xx_beacon_on,
1882 .beacon_off = qla24xx_beacon_off,
1883 .beacon_blink = qla24xx_beacon_blink,
1884 .read_optrom = qla24xx_read_optrom_data,
1885 .write_optrom = qla24xx_write_optrom_data,
1886 .get_flash_version = qla24xx_get_flash_version,
1887 .start_scsi = qla24xx_start_scsi,
1888 .abort_isp = qla2x00_abort_isp,
1889 .iospace_config = qla2x00_iospace_config,
1890 .initialize_adapter = qla2x00_initialize_adapter,
1891 };
1892
1893 static struct isp_operations qla25xx_isp_ops = {
1894 .pci_config = qla25xx_pci_config,
1895 .reset_chip = qla24xx_reset_chip,
1896 .chip_diag = qla24xx_chip_diag,
1897 .config_rings = qla24xx_config_rings,
1898 .reset_adapter = qla24xx_reset_adapter,
1899 .nvram_config = qla24xx_nvram_config,
1900 .update_fw_options = qla24xx_update_fw_options,
1901 .load_risc = qla24xx_load_risc,
1902 .pci_info_str = qla24xx_pci_info_str,
1903 .fw_version_str = qla24xx_fw_version_str,
1904 .intr_handler = qla24xx_intr_handler,
1905 .enable_intrs = qla24xx_enable_intrs,
1906 .disable_intrs = qla24xx_disable_intrs,
1907 .abort_command = qla24xx_abort_command,
1908 .target_reset = qla24xx_abort_target,
1909 .lun_reset = qla24xx_lun_reset,
1910 .fabric_login = qla24xx_login_fabric,
1911 .fabric_logout = qla24xx_fabric_logout,
1912 .calc_req_entries = NULL,
1913 .build_iocbs = NULL,
1914 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1915 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1916 .read_nvram = qla25xx_read_nvram_data,
1917 .write_nvram = qla25xx_write_nvram_data,
1918 .fw_dump = qla25xx_fw_dump,
1919 .beacon_on = qla24xx_beacon_on,
1920 .beacon_off = qla24xx_beacon_off,
1921 .beacon_blink = qla24xx_beacon_blink,
1922 .read_optrom = qla25xx_read_optrom_data,
1923 .write_optrom = qla24xx_write_optrom_data,
1924 .get_flash_version = qla24xx_get_flash_version,
1925 .start_scsi = qla24xx_dif_start_scsi,
1926 .abort_isp = qla2x00_abort_isp,
1927 .iospace_config = qla2x00_iospace_config,
1928 .initialize_adapter = qla2x00_initialize_adapter,
1929 };
1930
1931 static struct isp_operations qla81xx_isp_ops = {
1932 .pci_config = qla25xx_pci_config,
1933 .reset_chip = qla24xx_reset_chip,
1934 .chip_diag = qla24xx_chip_diag,
1935 .config_rings = qla24xx_config_rings,
1936 .reset_adapter = qla24xx_reset_adapter,
1937 .nvram_config = qla81xx_nvram_config,
1938 .update_fw_options = qla81xx_update_fw_options,
1939 .load_risc = qla81xx_load_risc,
1940 .pci_info_str = qla24xx_pci_info_str,
1941 .fw_version_str = qla24xx_fw_version_str,
1942 .intr_handler = qla24xx_intr_handler,
1943 .enable_intrs = qla24xx_enable_intrs,
1944 .disable_intrs = qla24xx_disable_intrs,
1945 .abort_command = qla24xx_abort_command,
1946 .target_reset = qla24xx_abort_target,
1947 .lun_reset = qla24xx_lun_reset,
1948 .fabric_login = qla24xx_login_fabric,
1949 .fabric_logout = qla24xx_fabric_logout,
1950 .calc_req_entries = NULL,
1951 .build_iocbs = NULL,
1952 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1953 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1954 .read_nvram = NULL,
1955 .write_nvram = NULL,
1956 .fw_dump = qla81xx_fw_dump,
1957 .beacon_on = qla24xx_beacon_on,
1958 .beacon_off = qla24xx_beacon_off,
1959 .beacon_blink = qla83xx_beacon_blink,
1960 .read_optrom = qla25xx_read_optrom_data,
1961 .write_optrom = qla24xx_write_optrom_data,
1962 .get_flash_version = qla24xx_get_flash_version,
1963 .start_scsi = qla24xx_dif_start_scsi,
1964 .abort_isp = qla2x00_abort_isp,
1965 .iospace_config = qla2x00_iospace_config,
1966 .initialize_adapter = qla2x00_initialize_adapter,
1967 };
1968
1969 static struct isp_operations qla82xx_isp_ops = {
1970 .pci_config = qla82xx_pci_config,
1971 .reset_chip = qla82xx_reset_chip,
1972 .chip_diag = qla24xx_chip_diag,
1973 .config_rings = qla82xx_config_rings,
1974 .reset_adapter = qla24xx_reset_adapter,
1975 .nvram_config = qla81xx_nvram_config,
1976 .update_fw_options = qla24xx_update_fw_options,
1977 .load_risc = qla82xx_load_risc,
1978 .pci_info_str = qla24xx_pci_info_str,
1979 .fw_version_str = qla24xx_fw_version_str,
1980 .intr_handler = qla82xx_intr_handler,
1981 .enable_intrs = qla82xx_enable_intrs,
1982 .disable_intrs = qla82xx_disable_intrs,
1983 .abort_command = qla24xx_abort_command,
1984 .target_reset = qla24xx_abort_target,
1985 .lun_reset = qla24xx_lun_reset,
1986 .fabric_login = qla24xx_login_fabric,
1987 .fabric_logout = qla24xx_fabric_logout,
1988 .calc_req_entries = NULL,
1989 .build_iocbs = NULL,
1990 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1991 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1992 .read_nvram = qla24xx_read_nvram_data,
1993 .write_nvram = qla24xx_write_nvram_data,
1994 .fw_dump = qla82xx_fw_dump,
1995 .beacon_on = qla82xx_beacon_on,
1996 .beacon_off = qla82xx_beacon_off,
1997 .beacon_blink = NULL,
1998 .read_optrom = qla82xx_read_optrom_data,
1999 .write_optrom = qla82xx_write_optrom_data,
2000 .get_flash_version = qla82xx_get_flash_version,
2001 .start_scsi = qla82xx_start_scsi,
2002 .abort_isp = qla82xx_abort_isp,
2003 .iospace_config = qla82xx_iospace_config,
2004 .initialize_adapter = qla2x00_initialize_adapter,
2005 };
2006
2007 static struct isp_operations qla8044_isp_ops = {
2008 .pci_config = qla82xx_pci_config,
2009 .reset_chip = qla82xx_reset_chip,
2010 .chip_diag = qla24xx_chip_diag,
2011 .config_rings = qla82xx_config_rings,
2012 .reset_adapter = qla24xx_reset_adapter,
2013 .nvram_config = qla81xx_nvram_config,
2014 .update_fw_options = qla24xx_update_fw_options,
2015 .load_risc = qla82xx_load_risc,
2016 .pci_info_str = qla24xx_pci_info_str,
2017 .fw_version_str = qla24xx_fw_version_str,
2018 .intr_handler = qla8044_intr_handler,
2019 .enable_intrs = qla82xx_enable_intrs,
2020 .disable_intrs = qla82xx_disable_intrs,
2021 .abort_command = qla24xx_abort_command,
2022 .target_reset = qla24xx_abort_target,
2023 .lun_reset = qla24xx_lun_reset,
2024 .fabric_login = qla24xx_login_fabric,
2025 .fabric_logout = qla24xx_fabric_logout,
2026 .calc_req_entries = NULL,
2027 .build_iocbs = NULL,
2028 .prep_ms_iocb = qla24xx_prep_ms_iocb,
2029 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
2030 .read_nvram = NULL,
2031 .write_nvram = NULL,
2032 .fw_dump = qla8044_fw_dump,
2033 .beacon_on = qla82xx_beacon_on,
2034 .beacon_off = qla82xx_beacon_off,
2035 .beacon_blink = NULL,
2036 .read_optrom = qla8044_read_optrom_data,
2037 .write_optrom = qla8044_write_optrom_data,
2038 .get_flash_version = qla82xx_get_flash_version,
2039 .start_scsi = qla82xx_start_scsi,
2040 .abort_isp = qla8044_abort_isp,
2041 .iospace_config = qla82xx_iospace_config,
2042 .initialize_adapter = qla2x00_initialize_adapter,
2043 };
2044
2045 static struct isp_operations qla83xx_isp_ops = {
2046 .pci_config = qla25xx_pci_config,
2047 .reset_chip = qla24xx_reset_chip,
2048 .chip_diag = qla24xx_chip_diag,
2049 .config_rings = qla24xx_config_rings,
2050 .reset_adapter = qla24xx_reset_adapter,
2051 .nvram_config = qla81xx_nvram_config,
2052 .update_fw_options = qla81xx_update_fw_options,
2053 .load_risc = qla81xx_load_risc,
2054 .pci_info_str = qla24xx_pci_info_str,
2055 .fw_version_str = qla24xx_fw_version_str,
2056 .intr_handler = qla24xx_intr_handler,
2057 .enable_intrs = qla24xx_enable_intrs,
2058 .disable_intrs = qla24xx_disable_intrs,
2059 .abort_command = qla24xx_abort_command,
2060 .target_reset = qla24xx_abort_target,
2061 .lun_reset = qla24xx_lun_reset,
2062 .fabric_login = qla24xx_login_fabric,
2063 .fabric_logout = qla24xx_fabric_logout,
2064 .calc_req_entries = NULL,
2065 .build_iocbs = NULL,
2066 .prep_ms_iocb = qla24xx_prep_ms_iocb,
2067 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
2068 .read_nvram = NULL,
2069 .write_nvram = NULL,
2070 .fw_dump = qla83xx_fw_dump,
2071 .beacon_on = qla24xx_beacon_on,
2072 .beacon_off = qla24xx_beacon_off,
2073 .beacon_blink = qla83xx_beacon_blink,
2074 .read_optrom = qla25xx_read_optrom_data,
2075 .write_optrom = qla24xx_write_optrom_data,
2076 .get_flash_version = qla24xx_get_flash_version,
2077 .start_scsi = qla24xx_dif_start_scsi,
2078 .abort_isp = qla2x00_abort_isp,
2079 .iospace_config = qla83xx_iospace_config,
2080 .initialize_adapter = qla2x00_initialize_adapter,
2081 };
2082
2083 static struct isp_operations qlafx00_isp_ops = {
2084 .pci_config = qlafx00_pci_config,
2085 .reset_chip = qlafx00_soft_reset,
2086 .chip_diag = qlafx00_chip_diag,
2087 .config_rings = qlafx00_config_rings,
2088 .reset_adapter = qlafx00_soft_reset,
2089 .nvram_config = NULL,
2090 .update_fw_options = NULL,
2091 .load_risc = NULL,
2092 .pci_info_str = qlafx00_pci_info_str,
2093 .fw_version_str = qlafx00_fw_version_str,
2094 .intr_handler = qlafx00_intr_handler,
2095 .enable_intrs = qlafx00_enable_intrs,
2096 .disable_intrs = qlafx00_disable_intrs,
2097 .abort_command = qla24xx_async_abort_command,
2098 .target_reset = qlafx00_abort_target,
2099 .lun_reset = qlafx00_lun_reset,
2100 .fabric_login = NULL,
2101 .fabric_logout = NULL,
2102 .calc_req_entries = NULL,
2103 .build_iocbs = NULL,
2104 .prep_ms_iocb = qla24xx_prep_ms_iocb,
2105 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
2106 .read_nvram = qla24xx_read_nvram_data,
2107 .write_nvram = qla24xx_write_nvram_data,
2108 .fw_dump = NULL,
2109 .beacon_on = qla24xx_beacon_on,
2110 .beacon_off = qla24xx_beacon_off,
2111 .beacon_blink = NULL,
2112 .read_optrom = qla24xx_read_optrom_data,
2113 .write_optrom = qla24xx_write_optrom_data,
2114 .get_flash_version = qla24xx_get_flash_version,
2115 .start_scsi = qlafx00_start_scsi,
2116 .abort_isp = qlafx00_abort_isp,
2117 .iospace_config = qlafx00_iospace_config,
2118 .initialize_adapter = qlafx00_initialize_adapter,
2119 };
2120
2121 static struct isp_operations qla27xx_isp_ops = {
2122 .pci_config = qla25xx_pci_config,
2123 .reset_chip = qla24xx_reset_chip,
2124 .chip_diag = qla24xx_chip_diag,
2125 .config_rings = qla24xx_config_rings,
2126 .reset_adapter = qla24xx_reset_adapter,
2127 .nvram_config = qla81xx_nvram_config,
2128 .update_fw_options = qla81xx_update_fw_options,
2129 .load_risc = qla81xx_load_risc,
2130 .pci_info_str = qla24xx_pci_info_str,
2131 .fw_version_str = qla24xx_fw_version_str,
2132 .intr_handler = qla24xx_intr_handler,
2133 .enable_intrs = qla24xx_enable_intrs,
2134 .disable_intrs = qla24xx_disable_intrs,
2135 .abort_command = qla24xx_abort_command,
2136 .target_reset = qla24xx_abort_target,
2137 .lun_reset = qla24xx_lun_reset,
2138 .fabric_login = qla24xx_login_fabric,
2139 .fabric_logout = qla24xx_fabric_logout,
2140 .calc_req_entries = NULL,
2141 .build_iocbs = NULL,
2142 .prep_ms_iocb = qla24xx_prep_ms_iocb,
2143 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
2144 .read_nvram = NULL,
2145 .write_nvram = NULL,
2146 .fw_dump = qla27xx_fwdump,
2147 .beacon_on = qla24xx_beacon_on,
2148 .beacon_off = qla24xx_beacon_off,
2149 .beacon_blink = qla83xx_beacon_blink,
2150 .read_optrom = qla25xx_read_optrom_data,
2151 .write_optrom = qla24xx_write_optrom_data,
2152 .get_flash_version = qla24xx_get_flash_version,
2153 .start_scsi = qla24xx_dif_start_scsi,
2154 .abort_isp = qla2x00_abort_isp,
2155 .iospace_config = qla83xx_iospace_config,
2156 .initialize_adapter = qla2x00_initialize_adapter,
2157 };
2158
2159 static inline void
2160 qla2x00_set_isp_flags(struct qla_hw_data *ha)
2161 {
2162 ha->device_type = DT_EXTENDED_IDS;
2163 switch (ha->pdev->device) {
2164 case PCI_DEVICE_ID_QLOGIC_ISP2100:
2165 ha->device_type |= DT_ISP2100;
2166 ha->device_type &= ~DT_EXTENDED_IDS;
2167 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
2168 break;
2169 case PCI_DEVICE_ID_QLOGIC_ISP2200:
2170 ha->device_type |= DT_ISP2200;
2171 ha->device_type &= ~DT_EXTENDED_IDS;
2172 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
2173 break;
2174 case PCI_DEVICE_ID_QLOGIC_ISP2300:
2175 ha->device_type |= DT_ISP2300;
2176 ha->device_type |= DT_ZIO_SUPPORTED;
2177 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
2178 break;
2179 case PCI_DEVICE_ID_QLOGIC_ISP2312:
2180 ha->device_type |= DT_ISP2312;
2181 ha->device_type |= DT_ZIO_SUPPORTED;
2182 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
2183 break;
2184 case PCI_DEVICE_ID_QLOGIC_ISP2322:
2185 ha->device_type |= DT_ISP2322;
2186 ha->device_type |= DT_ZIO_SUPPORTED;
2187 if (ha->pdev->subsystem_vendor == 0x1028 &&
2188 ha->pdev->subsystem_device == 0x0170)
2189 ha->device_type |= DT_OEM_001;
2190 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
2191 break;
2192 case PCI_DEVICE_ID_QLOGIC_ISP6312:
2193 ha->device_type |= DT_ISP6312;
2194 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
2195 break;
2196 case PCI_DEVICE_ID_QLOGIC_ISP6322:
2197 ha->device_type |= DT_ISP6322;
2198 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
2199 break;
2200 case PCI_DEVICE_ID_QLOGIC_ISP2422:
2201 ha->device_type |= DT_ISP2422;
2202 ha->device_type |= DT_ZIO_SUPPORTED;
2203 ha->device_type |= DT_FWI2;
2204 ha->device_type |= DT_IIDMA;
2205 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2206 break;
2207 case PCI_DEVICE_ID_QLOGIC_ISP2432:
2208 ha->device_type |= DT_ISP2432;
2209 ha->device_type |= DT_ZIO_SUPPORTED;
2210 ha->device_type |= DT_FWI2;
2211 ha->device_type |= DT_IIDMA;
2212 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2213 break;
2214 case PCI_DEVICE_ID_QLOGIC_ISP8432:
2215 ha->device_type |= DT_ISP8432;
2216 ha->device_type |= DT_ZIO_SUPPORTED;
2217 ha->device_type |= DT_FWI2;
2218 ha->device_type |= DT_IIDMA;
2219 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2220 break;
2221 case PCI_DEVICE_ID_QLOGIC_ISP5422:
2222 ha->device_type |= DT_ISP5422;
2223 ha->device_type |= DT_FWI2;
2224 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2225 break;
2226 case PCI_DEVICE_ID_QLOGIC_ISP5432:
2227 ha->device_type |= DT_ISP5432;
2228 ha->device_type |= DT_FWI2;
2229 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2230 break;
2231 case PCI_DEVICE_ID_QLOGIC_ISP2532:
2232 ha->device_type |= DT_ISP2532;
2233 ha->device_type |= DT_ZIO_SUPPORTED;
2234 ha->device_type |= DT_FWI2;
2235 ha->device_type |= DT_IIDMA;
2236 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2237 break;
2238 case PCI_DEVICE_ID_QLOGIC_ISP8001:
2239 ha->device_type |= DT_ISP8001;
2240 ha->device_type |= DT_ZIO_SUPPORTED;
2241 ha->device_type |= DT_FWI2;
2242 ha->device_type |= DT_IIDMA;
2243 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2244 break;
2245 case PCI_DEVICE_ID_QLOGIC_ISP8021:
2246 ha->device_type |= DT_ISP8021;
2247 ha->device_type |= DT_ZIO_SUPPORTED;
2248 ha->device_type |= DT_FWI2;
2249 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2250 /* Initialize 82XX ISP flags */
2251 qla82xx_init_flags(ha);
2252 break;
2253 case PCI_DEVICE_ID_QLOGIC_ISP8044:
2254 ha->device_type |= DT_ISP8044;
2255 ha->device_type |= DT_ZIO_SUPPORTED;
2256 ha->device_type |= DT_FWI2;
2257 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2258 /* Initialize 82XX ISP flags */
2259 qla82xx_init_flags(ha);
2260 break;
2261 case PCI_DEVICE_ID_QLOGIC_ISP2031:
2262 ha->device_type |= DT_ISP2031;
2263 ha->device_type |= DT_ZIO_SUPPORTED;
2264 ha->device_type |= DT_FWI2;
2265 ha->device_type |= DT_IIDMA;
2266 ha->device_type |= DT_T10_PI;
2267 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2268 break;
2269 case PCI_DEVICE_ID_QLOGIC_ISP8031:
2270 ha->device_type |= DT_ISP8031;
2271 ha->device_type |= DT_ZIO_SUPPORTED;
2272 ha->device_type |= DT_FWI2;
2273 ha->device_type |= DT_IIDMA;
2274 ha->device_type |= DT_T10_PI;
2275 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2276 break;
2277 case PCI_DEVICE_ID_QLOGIC_ISPF001:
2278 ha->device_type |= DT_ISPFX00;
2279 break;
2280 case PCI_DEVICE_ID_QLOGIC_ISP2071:
2281 ha->device_type |= DT_ISP2071;
2282 ha->device_type |= DT_ZIO_SUPPORTED;
2283 ha->device_type |= DT_FWI2;
2284 ha->device_type |= DT_IIDMA;
2285 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2286 break;
2287 case PCI_DEVICE_ID_QLOGIC_ISP2271:
2288 ha->device_type |= DT_ISP2271;
2289 ha->device_type |= DT_ZIO_SUPPORTED;
2290 ha->device_type |= DT_FWI2;
2291 ha->device_type |= DT_IIDMA;
2292 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
2293 break;
2294 }
2295
2296 if (IS_QLA82XX(ha))
2297 ha->port_no = ha->portnum & 1;
2298 else {
2299 /* Get adapter physical port no from interrupt pin register. */
2300 pci_read_config_byte(ha->pdev, PCI_INTERRUPT_PIN, &ha->port_no);
2301 if (IS_QLA27XX(ha))
2302 ha->port_no--;
2303 else
2304 ha->port_no = !(ha->port_no & 1);
2305 }
2306
2307 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x000b,
2308 "device_type=0x%x port=%d fw_srisc_address=0x%x.\n",
2309 ha->device_type, ha->port_no, ha->fw_srisc_address);
2310 }
2311
2312 static void
2313 qla2xxx_scan_start(struct Scsi_Host *shost)
2314 {
2315 scsi_qla_host_t *vha = shost_priv(shost);
2316
2317 if (vha->hw->flags.running_gold_fw)
2318 return;
2319
2320 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
2321 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2322 set_bit(RSCN_UPDATE, &vha->dpc_flags);
2323 set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags);
2324 }
2325
2326 static int
2327 qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time)
2328 {
2329 scsi_qla_host_t *vha = shost_priv(shost);
2330
2331 if (!vha->host)
2332 return 1;
2333 if (time > vha->hw->loop_reset_delay * HZ)
2334 return 1;
2335
2336 return atomic_read(&vha->loop_state) == LOOP_READY;
2337 }
2338
2339 /*
2340 * PCI driver interface
2341 */
2342 static int
2343 qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
2344 {
2345 int ret = -ENODEV;
2346 struct Scsi_Host *host;
2347 scsi_qla_host_t *base_vha = NULL;
2348 struct qla_hw_data *ha;
2349 char pci_info[30];
2350 char fw_str[30], wq_name[30];
2351 struct scsi_host_template *sht;
2352 int bars, mem_only = 0;
2353 uint16_t req_length = 0, rsp_length = 0;
2354 struct req_que *req = NULL;
2355 struct rsp_que *rsp = NULL;
2356 bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO);
2357 sht = &qla2xxx_driver_template;
2358 if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 ||
2359 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 ||
2360 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 ||
2361 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 ||
2362 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 ||
2363 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 ||
2364 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001 ||
2365 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8021 ||
2366 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2031 ||
2367 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8031 ||
2368 pdev->device == PCI_DEVICE_ID_QLOGIC_ISPF001 ||
2369 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8044 ||
2370 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2071 ||
2371 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2271) {
2372 bars = pci_select_bars(pdev, IORESOURCE_MEM);
2373 mem_only = 1;
2374 ql_dbg_pci(ql_dbg_init, pdev, 0x0007,
2375 "Mem only adapter.\n");
2376 }
2377 ql_dbg_pci(ql_dbg_init, pdev, 0x0008,
2378 "Bars=%d.\n", bars);
2379
2380 if (mem_only) {
2381 if (pci_enable_device_mem(pdev))
2382 goto probe_out;
2383 } else {
2384 if (pci_enable_device(pdev))
2385 goto probe_out;
2386 }
2387
2388 /* This may fail but that's ok */
2389 pci_enable_pcie_error_reporting(pdev);
2390
2391 ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL);
2392 if (!ha) {
2393 ql_log_pci(ql_log_fatal, pdev, 0x0009,
2394 "Unable to allocate memory for ha.\n");
2395 goto probe_out;
2396 }
2397 ql_dbg_pci(ql_dbg_init, pdev, 0x000a,
2398 "Memory allocated for ha=%p.\n", ha);
2399 ha->pdev = pdev;
2400 ha->tgt.enable_class_2 = ql2xenableclass2;
2401 INIT_LIST_HEAD(&ha->tgt.q_full_list);
2402 spin_lock_init(&ha->tgt.q_full_lock);
2403
2404 /* Clear our data area */
2405 ha->bars = bars;
2406 ha->mem_only = mem_only;
2407 spin_lock_init(&ha->hardware_lock);
2408 spin_lock_init(&ha->vport_slock);
2409 mutex_init(&ha->selflogin_lock);
2410 mutex_init(&ha->optrom_mutex);
2411
2412 /* Set ISP-type information. */
2413 qla2x00_set_isp_flags(ha);
2414
2415 /* Set EEH reset type to fundamental if required by hba */
2416 if (IS_QLA24XX(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha) ||
2417 IS_QLA83XX(ha) || IS_QLA27XX(ha))
2418 pdev->needs_freset = 1;
2419
2420 ha->prev_topology = 0;
2421 ha->init_cb_size = sizeof(init_cb_t);
2422 ha->link_data_rate = PORT_SPEED_UNKNOWN;
2423 ha->optrom_size = OPTROM_SIZE_2300;
2424
2425 /* Assign ISP specific operations. */
2426 if (IS_QLA2100(ha)) {
2427 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100;
2428 ha->mbx_count = MAILBOX_REGISTER_COUNT_2100;
2429 req_length = REQUEST_ENTRY_CNT_2100;
2430 rsp_length = RESPONSE_ENTRY_CNT_2100;
2431 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
2432 ha->gid_list_info_size = 4;
2433 ha->flash_conf_off = ~0;
2434 ha->flash_data_off = ~0;
2435 ha->nvram_conf_off = ~0;
2436 ha->nvram_data_off = ~0;
2437 ha->isp_ops = &qla2100_isp_ops;
2438 } else if (IS_QLA2200(ha)) {
2439 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100;
2440 ha->mbx_count = MAILBOX_REGISTER_COUNT_2200;
2441 req_length = REQUEST_ENTRY_CNT_2200;
2442 rsp_length = RESPONSE_ENTRY_CNT_2100;
2443 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
2444 ha->gid_list_info_size = 4;
2445 ha->flash_conf_off = ~0;
2446 ha->flash_data_off = ~0;
2447 ha->nvram_conf_off = ~0;
2448 ha->nvram_data_off = ~0;
2449 ha->isp_ops = &qla2100_isp_ops;
2450 } else if (IS_QLA23XX(ha)) {
2451 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100;
2452 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2453 req_length = REQUEST_ENTRY_CNT_2200;
2454 rsp_length = RESPONSE_ENTRY_CNT_2300;
2455 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2456 ha->gid_list_info_size = 6;
2457 if (IS_QLA2322(ha) || IS_QLA6322(ha))
2458 ha->optrom_size = OPTROM_SIZE_2322;
2459 ha->flash_conf_off = ~0;
2460 ha->flash_data_off = ~0;
2461 ha->nvram_conf_off = ~0;
2462 ha->nvram_data_off = ~0;
2463 ha->isp_ops = &qla2300_isp_ops;
2464 } else if (IS_QLA24XX_TYPE(ha)) {
2465 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2466 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2467 req_length = REQUEST_ENTRY_CNT_24XX;
2468 rsp_length = RESPONSE_ENTRY_CNT_2300;
2469 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX;
2470 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2471 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2472 ha->gid_list_info_size = 8;
2473 ha->optrom_size = OPTROM_SIZE_24XX;
2474 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX;
2475 ha->isp_ops = &qla24xx_isp_ops;
2476 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2477 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2478 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2479 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2480 } else if (IS_QLA25XX(ha)) {
2481 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2482 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2483 req_length = REQUEST_ENTRY_CNT_24XX;
2484 rsp_length = RESPONSE_ENTRY_CNT_2300;
2485 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX;
2486 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2487 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2488 ha->gid_list_info_size = 8;
2489 ha->optrom_size = OPTROM_SIZE_25XX;
2490 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2491 ha->isp_ops = &qla25xx_isp_ops;
2492 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2493 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2494 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2495 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2496 } else if (IS_QLA81XX(ha)) {
2497 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2498 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2499 req_length = REQUEST_ENTRY_CNT_24XX;
2500 rsp_length = RESPONSE_ENTRY_CNT_2300;
2501 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX;
2502 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2503 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2504 ha->gid_list_info_size = 8;
2505 ha->optrom_size = OPTROM_SIZE_81XX;
2506 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2507 ha->isp_ops = &qla81xx_isp_ops;
2508 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX;
2509 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX;
2510 ha->nvram_conf_off = ~0;
2511 ha->nvram_data_off = ~0;
2512 } else if (IS_QLA82XX(ha)) {
2513 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2514 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2515 req_length = REQUEST_ENTRY_CNT_82XX;
2516 rsp_length = RESPONSE_ENTRY_CNT_82XX;
2517 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2518 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2519 ha->gid_list_info_size = 8;
2520 ha->optrom_size = OPTROM_SIZE_82XX;
2521 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2522 ha->isp_ops = &qla82xx_isp_ops;
2523 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2524 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2525 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2526 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2527 } else if (IS_QLA8044(ha)) {
2528 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2529 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2530 req_length = REQUEST_ENTRY_CNT_82XX;
2531 rsp_length = RESPONSE_ENTRY_CNT_82XX;
2532 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2533 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2534 ha->gid_list_info_size = 8;
2535 ha->optrom_size = OPTROM_SIZE_83XX;
2536 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2537 ha->isp_ops = &qla8044_isp_ops;
2538 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2539 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2540 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2541 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2542 } else if (IS_QLA83XX(ha)) {
2543 ha->portnum = PCI_FUNC(ha->pdev->devfn);
2544 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2545 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2546 req_length = REQUEST_ENTRY_CNT_83XX;
2547 rsp_length = RESPONSE_ENTRY_CNT_2300;
2548 ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX;
2549 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2550 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2551 ha->gid_list_info_size = 8;
2552 ha->optrom_size = OPTROM_SIZE_83XX;
2553 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2554 ha->isp_ops = &qla83xx_isp_ops;
2555 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX;
2556 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX;
2557 ha->nvram_conf_off = ~0;
2558 ha->nvram_data_off = ~0;
2559 } else if (IS_QLAFX00(ha)) {
2560 ha->max_fibre_devices = MAX_FIBRE_DEVICES_FX00;
2561 ha->mbx_count = MAILBOX_REGISTER_COUNT_FX00;
2562 ha->aen_mbx_count = AEN_MAILBOX_REGISTER_COUNT_FX00;
2563 req_length = REQUEST_ENTRY_CNT_FX00;
2564 rsp_length = RESPONSE_ENTRY_CNT_FX00;
2565 ha->isp_ops = &qlafx00_isp_ops;
2566 ha->port_down_retry_count = 30; /* default value */
2567 ha->mr.fw_hbt_cnt = QLAFX00_HEARTBEAT_INTERVAL;
2568 ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL;
2569 ha->mr.fw_critemp_timer_tick = QLAFX00_CRITEMP_INTERVAL;
2570 ha->mr.fw_hbt_en = 1;
2571 ha->mr.host_info_resend = false;
2572 ha->mr.hinfo_resend_timer_tick = QLAFX00_HINFO_RESEND_INTERVAL;
2573 } else if (IS_QLA27XX(ha)) {
2574 ha->portnum = PCI_FUNC(ha->pdev->devfn);
2575 ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400;
2576 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2577 req_length = REQUEST_ENTRY_CNT_24XX;
2578 rsp_length = RESPONSE_ENTRY_CNT_2300;
2579 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2580 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2581 ha->gid_list_info_size = 8;
2582 ha->optrom_size = OPTROM_SIZE_83XX;
2583 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2584 ha->isp_ops = &qla27xx_isp_ops;
2585 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX;
2586 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX;
2587 ha->nvram_conf_off = ~0;
2588 ha->nvram_data_off = ~0;
2589 }
2590
2591 ql_dbg_pci(ql_dbg_init, pdev, 0x001e,
2592 "mbx_count=%d, req_length=%d, "
2593 "rsp_length=%d, max_loop_id=%d, init_cb_size=%d, "
2594 "gid_list_info_size=%d, optrom_size=%d, nvram_npiv_size=%d, "
2595 "max_fibre_devices=%d.\n",
2596 ha->mbx_count, req_length, rsp_length, ha->max_loop_id,
2597 ha->init_cb_size, ha->gid_list_info_size, ha->optrom_size,
2598 ha->nvram_npiv_size, ha->max_fibre_devices);
2599 ql_dbg_pci(ql_dbg_init, pdev, 0x001f,
2600 "isp_ops=%p, flash_conf_off=%d, "
2601 "flash_data_off=%d, nvram_conf_off=%d, nvram_data_off=%d.\n",
2602 ha->isp_ops, ha->flash_conf_off, ha->flash_data_off,
2603 ha->nvram_conf_off, ha->nvram_data_off);
2604
2605 /* Configure PCI I/O space */
2606 ret = ha->isp_ops->iospace_config(ha);
2607 if (ret)
2608 goto iospace_config_failed;
2609
2610 ql_log_pci(ql_log_info, pdev, 0x001d,
2611 "Found an ISP%04X irq %d iobase 0x%p.\n",
2612 pdev->device, pdev->irq, ha->iobase);
2613 mutex_init(&ha->vport_lock);
2614 init_completion(&ha->mbx_cmd_comp);
2615 complete(&ha->mbx_cmd_comp);
2616 init_completion(&ha->mbx_intr_comp);
2617 init_completion(&ha->dcbx_comp);
2618 init_completion(&ha->lb_portup_comp);
2619
2620 set_bit(0, (unsigned long *) ha->vp_idx_map);
2621
2622 qla2x00_config_dma_addressing(ha);
2623 ql_dbg_pci(ql_dbg_init, pdev, 0x0020,
2624 "64 Bit addressing is %s.\n",
2625 ha->flags.enable_64bit_addressing ? "enable" :
2626 "disable");
2627 ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp);
2628 if (ret) {
2629 ql_log_pci(ql_log_fatal, pdev, 0x0031,
2630 "Failed to allocate memory for adapter, aborting.\n");
2631
2632 goto probe_hw_failed;
2633 }
2634
2635 req->max_q_depth = MAX_Q_DEPTH;
2636 if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU)
2637 req->max_q_depth = ql2xmaxqdepth;
2638
2639
2640 base_vha = qla2x00_create_host(sht, ha);
2641 if (!base_vha) {
2642 ret = -ENOMEM;
2643 qla2x00_mem_free(ha);
2644 qla2x00_free_req_que(ha, req);
2645 qla2x00_free_rsp_que(ha, rsp);
2646 goto probe_hw_failed;
2647 }
2648
2649 pci_set_drvdata(pdev, base_vha);
2650 set_bit(PFLG_DRIVER_PROBING, &base_vha->pci_flags);
2651
2652 host = base_vha->host;
2653 base_vha->req = req;
2654 if (IS_QLA2XXX_MIDTYPE(ha))
2655 base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx;
2656 else
2657 base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER +
2658 base_vha->vp_idx;
2659
2660 /* Setup fcport template structure. */
2661 ha->mr.fcport.vha = base_vha;
2662 ha->mr.fcport.port_type = FCT_UNKNOWN;
2663 ha->mr.fcport.loop_id = FC_NO_LOOP_ID;
2664 qla2x00_set_fcport_state(&ha->mr.fcport, FCS_UNCONFIGURED);
2665 ha->mr.fcport.supported_classes = FC_COS_UNSPECIFIED;
2666 ha->mr.fcport.scan_state = 1;
2667
2668 /* Set the SG table size based on ISP type */
2669 if (!IS_FWI2_CAPABLE(ha)) {
2670 if (IS_QLA2100(ha))
2671 host->sg_tablesize = 32;
2672 } else {
2673 if (!IS_QLA82XX(ha))
2674 host->sg_tablesize = QLA_SG_ALL;
2675 }
2676 host->max_id = ha->max_fibre_devices;
2677 host->cmd_per_lun = 3;
2678 host->unique_id = host->host_no;
2679 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif)
2680 host->max_cmd_len = 32;
2681 else
2682 host->max_cmd_len = MAX_CMDSZ;
2683 host->max_channel = MAX_BUSES - 1;
2684 /* Older HBAs support only 16-bit LUNs */
2685 if (!IS_QLAFX00(ha) && !IS_FWI2_CAPABLE(ha) &&
2686 ql2xmaxlun > 0xffff)
2687 host->max_lun = 0xffff;
2688 else
2689 host->max_lun = ql2xmaxlun;
2690 host->transportt = qla2xxx_transport_template;
2691 sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC);
2692
2693 ql_dbg(ql_dbg_init, base_vha, 0x0033,
2694 "max_id=%d this_id=%d "
2695 "cmd_per_len=%d unique_id=%d max_cmd_len=%d max_channel=%d "
2696 "max_lun=%llu transportt=%p, vendor_id=%llu.\n", host->max_id,
2697 host->this_id, host->cmd_per_lun, host->unique_id,
2698 host->max_cmd_len, host->max_channel, host->max_lun,
2699 host->transportt, sht->vendor_id);
2700
2701 que_init:
2702 /* Alloc arrays of request and response ring ptrs */
2703 if (!qla2x00_alloc_queues(ha, req, rsp)) {
2704 ql_log(ql_log_fatal, base_vha, 0x003d,
2705 "Failed to allocate memory for queue pointers..."
2706 "aborting.\n");
2707 goto probe_init_failed;
2708 }
2709
2710 qlt_probe_one_stage1(base_vha, ha);
2711
2712 /* Set up the irqs */
2713 ret = qla2x00_request_irqs(ha, rsp);
2714 if (ret)
2715 goto probe_init_failed;
2716
2717 pci_save_state(pdev);
2718
2719 /* Assign back pointers */
2720 rsp->req = req;
2721 req->rsp = rsp;
2722
2723 if (IS_QLAFX00(ha)) {
2724 ha->rsp_q_map[0] = rsp;
2725 ha->req_q_map[0] = req;
2726 set_bit(0, ha->req_qid_map);
2727 set_bit(0, ha->rsp_qid_map);
2728 }
2729
2730 /* FWI2-capable only. */
2731 req->req_q_in = &ha->iobase->isp24.req_q_in;
2732 req->req_q_out = &ha->iobase->isp24.req_q_out;
2733 rsp->rsp_q_in = &ha->iobase->isp24.rsp_q_in;
2734 rsp->rsp_q_out = &ha->iobase->isp24.rsp_q_out;
2735 if (ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
2736 req->req_q_in = &ha->mqiobase->isp25mq.req_q_in;
2737 req->req_q_out = &ha->mqiobase->isp25mq.req_q_out;
2738 rsp->rsp_q_in = &ha->mqiobase->isp25mq.rsp_q_in;
2739 rsp->rsp_q_out = &ha->mqiobase->isp25mq.rsp_q_out;
2740 }
2741
2742 if (IS_QLAFX00(ha)) {
2743 req->req_q_in = &ha->iobase->ispfx00.req_q_in;
2744 req->req_q_out = &ha->iobase->ispfx00.req_q_out;
2745 rsp->rsp_q_in = &ha->iobase->ispfx00.rsp_q_in;
2746 rsp->rsp_q_out = &ha->iobase->ispfx00.rsp_q_out;
2747 }
2748
2749 if (IS_P3P_TYPE(ha)) {
2750 req->req_q_out = &ha->iobase->isp82.req_q_out[0];
2751 rsp->rsp_q_in = &ha->iobase->isp82.rsp_q_in[0];
2752 rsp->rsp_q_out = &ha->iobase->isp82.rsp_q_out[0];
2753 }
2754
2755 ql_dbg(ql_dbg_multiq, base_vha, 0xc009,
2756 "rsp_q_map=%p req_q_map=%p rsp->req=%p req->rsp=%p.\n",
2757 ha->rsp_q_map, ha->req_q_map, rsp->req, req->rsp);
2758 ql_dbg(ql_dbg_multiq, base_vha, 0xc00a,
2759 "req->req_q_in=%p req->req_q_out=%p "
2760 "rsp->rsp_q_in=%p rsp->rsp_q_out=%p.\n",
2761 req->req_q_in, req->req_q_out,
2762 rsp->rsp_q_in, rsp->rsp_q_out);
2763 ql_dbg(ql_dbg_init, base_vha, 0x003e,
2764 "rsp_q_map=%p req_q_map=%p rsp->req=%p req->rsp=%p.\n",
2765 ha->rsp_q_map, ha->req_q_map, rsp->req, req->rsp);
2766 ql_dbg(ql_dbg_init, base_vha, 0x003f,
2767 "req->req_q_in=%p req->req_q_out=%p rsp->rsp_q_in=%p rsp->rsp_q_out=%p.\n",
2768 req->req_q_in, req->req_q_out, rsp->rsp_q_in, rsp->rsp_q_out);
2769
2770 if (ha->isp_ops->initialize_adapter(base_vha)) {
2771 ql_log(ql_log_fatal, base_vha, 0x00d6,
2772 "Failed to initialize adapter - Adapter flags %x.\n",
2773 base_vha->device_flags);
2774
2775 if (IS_QLA82XX(ha)) {
2776 qla82xx_idc_lock(ha);
2777 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
2778 QLA8XXX_DEV_FAILED);
2779 qla82xx_idc_unlock(ha);
2780 ql_log(ql_log_fatal, base_vha, 0x00d7,
2781 "HW State: FAILED.\n");
2782 } else if (IS_QLA8044(ha)) {
2783 qla8044_idc_lock(ha);
2784 qla8044_wr_direct(base_vha,
2785 QLA8044_CRB_DEV_STATE_INDEX,
2786 QLA8XXX_DEV_FAILED);
2787 qla8044_idc_unlock(ha);
2788 ql_log(ql_log_fatal, base_vha, 0x0150,
2789 "HW State: FAILED.\n");
2790 }
2791
2792 ret = -ENODEV;
2793 goto probe_failed;
2794 }
2795
2796 if (IS_QLAFX00(ha))
2797 host->can_queue = QLAFX00_MAX_CANQUEUE;
2798 else
2799 host->can_queue = req->num_outstanding_cmds - 10;
2800
2801 ql_dbg(ql_dbg_init, base_vha, 0x0032,
2802 "can_queue=%d, req=%p, mgmt_svr_loop_id=%d, sg_tablesize=%d.\n",
2803 host->can_queue, base_vha->req,
2804 base_vha->mgmt_svr_loop_id, host->sg_tablesize);
2805
2806 if (ha->mqenable) {
2807 if (qla25xx_setup_mode(base_vha)) {
2808 ql_log(ql_log_warn, base_vha, 0x00ec,
2809 "Failed to create queues, falling back to single queue mode.\n");
2810 goto que_init;
2811 }
2812 }
2813
2814 if (ha->flags.running_gold_fw)
2815 goto skip_dpc;
2816
2817 /*
2818 * Startup the kernel thread for this host adapter
2819 */
2820 ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha,
2821 "%s_dpc", base_vha->host_str);
2822 if (IS_ERR(ha->dpc_thread)) {
2823 ql_log(ql_log_fatal, base_vha, 0x00ed,
2824 "Failed to start DPC thread.\n");
2825 ret = PTR_ERR(ha->dpc_thread);
2826 goto probe_failed;
2827 }
2828 ql_dbg(ql_dbg_init, base_vha, 0x00ee,
2829 "DPC thread started successfully.\n");
2830
2831 /*
2832 * If we're not coming up in initiator mode, we might sit for
2833 * a while without waking up the dpc thread, which leads to a
2834 * stuck process warning. So just kick the dpc once here and
2835 * let the kthread start (and go back to sleep in qla2x00_do_dpc).
2836 */
2837 qla2xxx_wake_dpc(base_vha);
2838
2839 INIT_WORK(&ha->board_disable, qla2x00_disable_board_on_pci_error);
2840
2841 if (IS_QLA8031(ha) || IS_MCTP_CAPABLE(ha)) {
2842 sprintf(wq_name, "qla2xxx_%lu_dpc_lp_wq", base_vha->host_no);
2843 ha->dpc_lp_wq = create_singlethread_workqueue(wq_name);
2844 INIT_WORK(&ha->idc_aen, qla83xx_service_idc_aen);
2845
2846 sprintf(wq_name, "qla2xxx_%lu_dpc_hp_wq", base_vha->host_no);
2847 ha->dpc_hp_wq = create_singlethread_workqueue(wq_name);
2848 INIT_WORK(&ha->nic_core_reset, qla83xx_nic_core_reset_work);
2849 INIT_WORK(&ha->idc_state_handler,
2850 qla83xx_idc_state_handler_work);
2851 INIT_WORK(&ha->nic_core_unrecoverable,
2852 qla83xx_nic_core_unrecoverable_work);
2853 }
2854
2855 skip_dpc:
2856 list_add_tail(&base_vha->list, &ha->vp_list);
2857 base_vha->host->irq = ha->pdev->irq;
2858
2859 /* Initialized the timer */
2860 qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL);
2861 ql_dbg(ql_dbg_init, base_vha, 0x00ef,
2862 "Started qla2x00_timer with "
2863 "interval=%d.\n", WATCH_INTERVAL);
2864 ql_dbg(ql_dbg_init, base_vha, 0x00f0,
2865 "Detected hba at address=%p.\n",
2866 ha);
2867
2868 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
2869 if (ha->fw_attributes & BIT_4) {
2870 int prot = 0, guard;
2871 base_vha->flags.difdix_supported = 1;
2872 ql_dbg(ql_dbg_init, base_vha, 0x00f1,
2873 "Registering for DIF/DIX type 1 and 3 protection.\n");
2874 if (ql2xenabledif == 1)
2875 prot = SHOST_DIX_TYPE0_PROTECTION;
2876 scsi_host_set_prot(host,
2877 prot | SHOST_DIF_TYPE1_PROTECTION
2878 | SHOST_DIF_TYPE2_PROTECTION
2879 | SHOST_DIF_TYPE3_PROTECTION
2880 | SHOST_DIX_TYPE1_PROTECTION
2881 | SHOST_DIX_TYPE2_PROTECTION
2882 | SHOST_DIX_TYPE3_PROTECTION);
2883
2884 guard = SHOST_DIX_GUARD_CRC;
2885
2886 if (IS_PI_IPGUARD_CAPABLE(ha) &&
2887 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
2888 guard |= SHOST_DIX_GUARD_IP;
2889
2890 scsi_host_set_guard(host, guard);
2891 } else
2892 base_vha->flags.difdix_supported = 0;
2893 }
2894
2895 ha->isp_ops->enable_intrs(ha);
2896
2897 if (IS_QLAFX00(ha)) {
2898 ret = qlafx00_fx_disc(base_vha,
2899 &base_vha->hw->mr.fcport, FXDISC_GET_CONFIG_INFO);
2900 host->sg_tablesize = (ha->mr.extended_io_enabled) ?
2901 QLA_SG_ALL : 128;
2902 }
2903
2904 ret = scsi_add_host(host, &pdev->dev);
2905 if (ret)
2906 goto probe_failed;
2907
2908 base_vha->flags.init_done = 1;
2909 base_vha->flags.online = 1;
2910 ha->prev_minidump_failed = 0;
2911
2912 ql_dbg(ql_dbg_init, base_vha, 0x00f2,
2913 "Init done and hba is online.\n");
2914
2915 if (qla_ini_mode_enabled(base_vha))
2916 scsi_scan_host(host);
2917 else
2918 ql_dbg(ql_dbg_init, base_vha, 0x0122,
2919 "skipping scsi_scan_host() for non-initiator port\n");
2920
2921 qla2x00_alloc_sysfs_attr(base_vha);
2922
2923 if (IS_QLAFX00(ha)) {
2924 ret = qlafx00_fx_disc(base_vha,
2925 &base_vha->hw->mr.fcport, FXDISC_GET_PORT_INFO);
2926
2927 /* Register system information */
2928 ret = qlafx00_fx_disc(base_vha,
2929 &base_vha->hw->mr.fcport, FXDISC_REG_HOST_INFO);
2930 }
2931
2932 qla2x00_init_host_attr(base_vha);
2933
2934 qla2x00_dfs_setup(base_vha);
2935
2936 ql_log(ql_log_info, base_vha, 0x00fb,
2937 "QLogic %s - %s.\n", ha->model_number, ha->model_desc);
2938 ql_log(ql_log_info, base_vha, 0x00fc,
2939 "ISP%04X: %s @ %s hdma%c host#=%ld fw=%s.\n",
2940 pdev->device, ha->isp_ops->pci_info_str(base_vha, pci_info),
2941 pci_name(pdev), ha->flags.enable_64bit_addressing ? '+' : '-',
2942 base_vha->host_no,
2943 ha->isp_ops->fw_version_str(base_vha, fw_str, sizeof(fw_str)));
2944
2945 qlt_add_target(ha, base_vha);
2946
2947 clear_bit(PFLG_DRIVER_PROBING, &base_vha->pci_flags);
2948 return 0;
2949
2950 probe_init_failed:
2951 qla2x00_free_req_que(ha, req);
2952 ha->req_q_map[0] = NULL;
2953 clear_bit(0, ha->req_qid_map);
2954 qla2x00_free_rsp_que(ha, rsp);
2955 ha->rsp_q_map[0] = NULL;
2956 clear_bit(0, ha->rsp_qid_map);
2957 ha->max_req_queues = ha->max_rsp_queues = 0;
2958
2959 probe_failed:
2960 if (base_vha->timer_active)
2961 qla2x00_stop_timer(base_vha);
2962 base_vha->flags.online = 0;
2963 if (ha->dpc_thread) {
2964 struct task_struct *t = ha->dpc_thread;
2965
2966 ha->dpc_thread = NULL;
2967 kthread_stop(t);
2968 }
2969
2970 qla2x00_free_device(base_vha);
2971
2972 scsi_host_put(base_vha->host);
2973
2974 probe_hw_failed:
2975 qla2x00_clear_drv_active(ha);
2976
2977 iospace_config_failed:
2978 if (IS_P3P_TYPE(ha)) {
2979 if (!ha->nx_pcibase)
2980 iounmap((device_reg_t *)ha->nx_pcibase);
2981 if (!ql2xdbwr)
2982 iounmap((device_reg_t *)ha->nxdb_wr_ptr);
2983 } else {
2984 if (ha->iobase)
2985 iounmap(ha->iobase);
2986 if (ha->cregbase)
2987 iounmap(ha->cregbase);
2988 }
2989 pci_release_selected_regions(ha->pdev, ha->bars);
2990 kfree(ha);
2991 ha = NULL;
2992
2993 probe_out:
2994 pci_disable_device(pdev);
2995 return ret;
2996 }
2997
2998 static void
2999 qla2x00_shutdown(struct pci_dev *pdev)
3000 {
3001 scsi_qla_host_t *vha;
3002 struct qla_hw_data *ha;
3003
3004 if (!atomic_read(&pdev->enable_cnt))
3005 return;
3006
3007 vha = pci_get_drvdata(pdev);
3008 ha = vha->hw;
3009
3010 /* Notify ISPFX00 firmware */
3011 if (IS_QLAFX00(ha))
3012 qlafx00_driver_shutdown(vha, 20);
3013
3014 /* Turn-off FCE trace */
3015 if (ha->flags.fce_enabled) {
3016 qla2x00_disable_fce_trace(vha, NULL, NULL);
3017 ha->flags.fce_enabled = 0;
3018 }
3019
3020 /* Turn-off EFT trace */
3021 if (ha->eft)
3022 qla2x00_disable_eft_trace(vha);
3023
3024 /* Stop currently executing firmware. */
3025 qla2x00_try_to_stop_firmware(vha);
3026
3027 /* Turn adapter off line */
3028 vha->flags.online = 0;
3029
3030 /* turn-off interrupts on the card */
3031 if (ha->interrupts_on) {
3032 vha->flags.init_done = 0;
3033 ha->isp_ops->disable_intrs(ha);
3034 }
3035
3036 qla2x00_free_irqs(vha);
3037
3038 qla2x00_free_fw_dump(ha);
3039
3040 pci_disable_pcie_error_reporting(pdev);
3041 pci_disable_device(pdev);
3042 }
3043
3044 /* Deletes all the virtual ports for a given ha */
3045 static void
3046 qla2x00_delete_all_vps(struct qla_hw_data *ha, scsi_qla_host_t *base_vha)
3047 {
3048 struct Scsi_Host *scsi_host;
3049 scsi_qla_host_t *vha;
3050 unsigned long flags;
3051
3052 mutex_lock(&ha->vport_lock);
3053 while (ha->cur_vport_count) {
3054 spin_lock_irqsave(&ha->vport_slock, flags);
3055
3056 BUG_ON(base_vha->list.next == &ha->vp_list);
3057 /* This assumes first entry in ha->vp_list is always base vha */
3058 vha = list_first_entry(&base_vha->list, scsi_qla_host_t, list);
3059 scsi_host = scsi_host_get(vha->host);
3060
3061 spin_unlock_irqrestore(&ha->vport_slock, flags);
3062 mutex_unlock(&ha->vport_lock);
3063
3064 fc_vport_terminate(vha->fc_vport);
3065 scsi_host_put(vha->host);
3066
3067 mutex_lock(&ha->vport_lock);
3068 }
3069 mutex_unlock(&ha->vport_lock);
3070 }
3071
3072 /* Stops all deferred work threads */
3073 static void
3074 qla2x00_destroy_deferred_work(struct qla_hw_data *ha)
3075 {
3076 /* Flush the work queue and remove it */
3077 if (ha->wq) {
3078 flush_workqueue(ha->wq);
3079 destroy_workqueue(ha->wq);
3080 ha->wq = NULL;
3081 }
3082
3083 /* Cancel all work and destroy DPC workqueues */
3084 if (ha->dpc_lp_wq) {
3085 cancel_work_sync(&ha->idc_aen);
3086 destroy_workqueue(ha->dpc_lp_wq);
3087 ha->dpc_lp_wq = NULL;
3088 }
3089
3090 if (ha->dpc_hp_wq) {
3091 cancel_work_sync(&ha->nic_core_reset);
3092 cancel_work_sync(&ha->idc_state_handler);
3093 cancel_work_sync(&ha->nic_core_unrecoverable);
3094 destroy_workqueue(ha->dpc_hp_wq);
3095 ha->dpc_hp_wq = NULL;
3096 }
3097
3098 /* Kill the kernel thread for this host */
3099 if (ha->dpc_thread) {
3100 struct task_struct *t = ha->dpc_thread;
3101
3102 /*
3103 * qla2xxx_wake_dpc checks for ->dpc_thread
3104 * so we need to zero it out.
3105 */
3106 ha->dpc_thread = NULL;
3107 kthread_stop(t);
3108 }
3109 }
3110
3111 static void
3112 qla2x00_unmap_iobases(struct qla_hw_data *ha)
3113 {
3114 if (IS_QLA82XX(ha)) {
3115
3116 iounmap((device_reg_t *)ha->nx_pcibase);
3117 if (!ql2xdbwr)
3118 iounmap((device_reg_t *)ha->nxdb_wr_ptr);
3119 } else {
3120 if (ha->iobase)
3121 iounmap(ha->iobase);
3122
3123 if (ha->cregbase)
3124 iounmap(ha->cregbase);
3125
3126 if (ha->mqiobase)
3127 iounmap(ha->mqiobase);
3128
3129 if ((IS_QLA83XX(ha) || IS_QLA27XX(ha)) && ha->msixbase)
3130 iounmap(ha->msixbase);
3131 }
3132 }
3133
3134 static void
3135 qla2x00_clear_drv_active(struct qla_hw_data *ha)
3136 {
3137 if (IS_QLA8044(ha)) {
3138 qla8044_idc_lock(ha);
3139 qla8044_clear_drv_active(ha);
3140 qla8044_idc_unlock(ha);
3141 } else if (IS_QLA82XX(ha)) {
3142 qla82xx_idc_lock(ha);
3143 qla82xx_clear_drv_active(ha);
3144 qla82xx_idc_unlock(ha);
3145 }
3146 }
3147
3148 static void
3149 qla2x00_remove_one(struct pci_dev *pdev)
3150 {
3151 scsi_qla_host_t *base_vha;
3152 struct qla_hw_data *ha;
3153
3154 base_vha = pci_get_drvdata(pdev);
3155 ha = base_vha->hw;
3156
3157 /* Indicate device removal to prevent future board_disable and wait
3158 * until any pending board_disable has completed. */
3159 set_bit(PFLG_DRIVER_REMOVING, &base_vha->pci_flags);
3160 cancel_work_sync(&ha->board_disable);
3161
3162 /*
3163 * If the PCI device is disabled then there was a PCI-disconnect and
3164 * qla2x00_disable_board_on_pci_error has taken care of most of the
3165 * resources.
3166 */
3167 if (!atomic_read(&pdev->enable_cnt)) {
3168 scsi_host_put(base_vha->host);
3169 kfree(ha);
3170 pci_set_drvdata(pdev, NULL);
3171 return;
3172 }
3173
3174 qla2x00_wait_for_hba_ready(base_vha);
3175
3176 set_bit(UNLOADING, &base_vha->dpc_flags);
3177
3178 if (IS_QLAFX00(ha))
3179 qlafx00_driver_shutdown(base_vha, 20);
3180
3181 qla2x00_delete_all_vps(ha, base_vha);
3182
3183 if (IS_QLA8031(ha)) {
3184 ql_dbg(ql_dbg_p3p, base_vha, 0xb07e,
3185 "Clearing fcoe driver presence.\n");
3186 if (qla83xx_clear_drv_presence(base_vha) != QLA_SUCCESS)
3187 ql_dbg(ql_dbg_p3p, base_vha, 0xb079,
3188 "Error while clearing DRV-Presence.\n");
3189 }
3190
3191 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
3192
3193 qla2x00_dfs_remove(base_vha);
3194
3195 qla84xx_put_chip(base_vha);
3196
3197 /* Laser should be disabled only for ISP2031 */
3198 if (IS_QLA2031(ha))
3199 qla83xx_disable_laser(base_vha);
3200
3201 /* Disable timer */
3202 if (base_vha->timer_active)
3203 qla2x00_stop_timer(base_vha);
3204
3205 base_vha->flags.online = 0;
3206
3207 qla2x00_destroy_deferred_work(ha);
3208
3209 qlt_remove_target(ha, base_vha);
3210
3211 qla2x00_free_sysfs_attr(base_vha, true);
3212
3213 fc_remove_host(base_vha->host);
3214
3215 scsi_remove_host(base_vha->host);
3216
3217 qla2x00_free_device(base_vha);
3218
3219 qla2x00_clear_drv_active(ha);
3220
3221 scsi_host_put(base_vha->host);
3222
3223 qla2x00_unmap_iobases(ha);
3224
3225 pci_release_selected_regions(ha->pdev, ha->bars);
3226 kfree(ha);
3227 ha = NULL;
3228
3229 pci_disable_pcie_error_reporting(pdev);
3230
3231 pci_disable_device(pdev);
3232 }
3233
3234 static void
3235 qla2x00_free_device(scsi_qla_host_t *vha)
3236 {
3237 struct qla_hw_data *ha = vha->hw;
3238
3239 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
3240
3241 /* Disable timer */
3242 if (vha->timer_active)
3243 qla2x00_stop_timer(vha);
3244
3245 qla25xx_delete_queues(vha);
3246
3247 if (ha->flags.fce_enabled)
3248 qla2x00_disable_fce_trace(vha, NULL, NULL);
3249
3250 if (ha->eft)
3251 qla2x00_disable_eft_trace(vha);
3252
3253 /* Stop currently executing firmware. */
3254 qla2x00_try_to_stop_firmware(vha);
3255
3256 vha->flags.online = 0;
3257
3258 /* turn-off interrupts on the card */
3259 if (ha->interrupts_on) {
3260 vha->flags.init_done = 0;
3261 ha->isp_ops->disable_intrs(ha);
3262 }
3263
3264 qla2x00_free_irqs(vha);
3265
3266 qla2x00_free_fcports(vha);
3267
3268 qla2x00_mem_free(ha);
3269
3270 qla82xx_md_free(vha);
3271
3272 qla2x00_free_queues(ha);
3273 }
3274
3275 void qla2x00_free_fcports(struct scsi_qla_host *vha)
3276 {
3277 fc_port_t *fcport, *tfcport;
3278
3279 list_for_each_entry_safe(fcport, tfcport, &vha->vp_fcports, list) {
3280 list_del(&fcport->list);
3281 qla2x00_clear_loop_id(fcport);
3282 kfree(fcport);
3283 fcport = NULL;
3284 }
3285 }
3286
3287 static inline void
3288 qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
3289 int defer)
3290 {
3291 struct fc_rport *rport;
3292 scsi_qla_host_t *base_vha;
3293 unsigned long flags;
3294
3295 if (!fcport->rport)
3296 return;
3297
3298 rport = fcport->rport;
3299 if (defer) {
3300 base_vha = pci_get_drvdata(vha->hw->pdev);
3301 spin_lock_irqsave(vha->host->host_lock, flags);
3302 fcport->drport = rport;
3303 spin_unlock_irqrestore(vha->host->host_lock, flags);
3304 set_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
3305 qla2xxx_wake_dpc(base_vha);
3306 } else {
3307 fc_remote_port_delete(rport);
3308 qlt_fc_port_deleted(vha, fcport);
3309 }
3310 }
3311
3312 /*
3313 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
3314 *
3315 * Input: ha = adapter block pointer. fcport = port structure pointer.
3316 *
3317 * Return: None.
3318 *
3319 * Context:
3320 */
3321 void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
3322 int do_login, int defer)
3323 {
3324 if (IS_QLAFX00(vha->hw)) {
3325 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
3326 qla2x00_schedule_rport_del(vha, fcport, defer);
3327 return;
3328 }
3329
3330 if (atomic_read(&fcport->state) == FCS_ONLINE &&
3331 vha->vp_idx == fcport->vha->vp_idx) {
3332 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
3333 qla2x00_schedule_rport_del(vha, fcport, defer);
3334 }
3335 /*
3336 * We may need to retry the login, so don't change the state of the
3337 * port but do the retries.
3338 */
3339 if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD)
3340 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
3341
3342 if (!do_login)
3343 return;
3344
3345 if (fcport->login_retry == 0) {
3346 fcport->login_retry = vha->hw->login_retry_count;
3347 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
3348
3349 ql_dbg(ql_dbg_disc, vha, 0x2067,
3350 "Port login retry %8phN, id = 0x%04x retry cnt=%d.\n",
3351 fcport->port_name, fcport->loop_id, fcport->login_retry);
3352 }
3353 }
3354
3355 /*
3356 * qla2x00_mark_all_devices_lost
3357 * Updates fcport state when device goes offline.
3358 *
3359 * Input:
3360 * ha = adapter block pointer.
3361 * fcport = port structure pointer.
3362 *
3363 * Return:
3364 * None.
3365 *
3366 * Context:
3367 */
3368 void
3369 qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
3370 {
3371 fc_port_t *fcport;
3372
3373 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3374 if (vha->vp_idx != 0 && vha->vp_idx != fcport->vha->vp_idx)
3375 continue;
3376
3377 /*
3378 * No point in marking the device as lost, if the device is
3379 * already DEAD.
3380 */
3381 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
3382 continue;
3383 if (atomic_read(&fcport->state) == FCS_ONLINE) {
3384 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
3385 if (defer)
3386 qla2x00_schedule_rport_del(vha, fcport, defer);
3387 else if (vha->vp_idx == fcport->vha->vp_idx)
3388 qla2x00_schedule_rport_del(vha, fcport, defer);
3389 }
3390 }
3391 }
3392
3393 /*
3394 * qla2x00_mem_alloc
3395 * Allocates adapter memory.
3396 *
3397 * Returns:
3398 * 0 = success.
3399 * !0 = failure.
3400 */
3401 static int
3402 qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
3403 struct req_que **req, struct rsp_que **rsp)
3404 {
3405 char name[16];
3406
3407 ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size,
3408 &ha->init_cb_dma, GFP_KERNEL);
3409 if (!ha->init_cb)
3410 goto fail;
3411
3412 if (qlt_mem_alloc(ha) < 0)
3413 goto fail_free_init_cb;
3414
3415 ha->gid_list = dma_alloc_coherent(&ha->pdev->dev,
3416 qla2x00_gid_list_size(ha), &ha->gid_list_dma, GFP_KERNEL);
3417 if (!ha->gid_list)
3418 goto fail_free_tgt_mem;
3419
3420 ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
3421 if (!ha->srb_mempool)
3422 goto fail_free_gid_list;
3423
3424 if (IS_P3P_TYPE(ha)) {
3425 /* Allocate cache for CT6 Ctx. */
3426 if (!ctx_cachep) {
3427 ctx_cachep = kmem_cache_create("qla2xxx_ctx",
3428 sizeof(struct ct6_dsd), 0,
3429 SLAB_HWCACHE_ALIGN, NULL);
3430 if (!ctx_cachep)
3431 goto fail_free_gid_list;
3432 }
3433 ha->ctx_mempool = mempool_create_slab_pool(SRB_MIN_REQ,
3434 ctx_cachep);
3435 if (!ha->ctx_mempool)
3436 goto fail_free_srb_mempool;
3437 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0021,
3438 "ctx_cachep=%p ctx_mempool=%p.\n",
3439 ctx_cachep, ha->ctx_mempool);
3440 }
3441
3442 /* Get memory for cached NVRAM */
3443 ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL);
3444 if (!ha->nvram)
3445 goto fail_free_ctx_mempool;
3446
3447 snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME,
3448 ha->pdev->device);
3449 ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev,
3450 DMA_POOL_SIZE, 8, 0);
3451 if (!ha->s_dma_pool)
3452 goto fail_free_nvram;
3453
3454 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0022,
3455 "init_cb=%p gid_list=%p, srb_mempool=%p s_dma_pool=%p.\n",
3456 ha->init_cb, ha->gid_list, ha->srb_mempool, ha->s_dma_pool);
3457
3458 if (IS_P3P_TYPE(ha) || ql2xenabledif) {
3459 ha->dl_dma_pool = dma_pool_create(name, &ha->pdev->dev,
3460 DSD_LIST_DMA_POOL_SIZE, 8, 0);
3461 if (!ha->dl_dma_pool) {
3462 ql_log_pci(ql_log_fatal, ha->pdev, 0x0023,
3463 "Failed to allocate memory for dl_dma_pool.\n");
3464 goto fail_s_dma_pool;
3465 }
3466
3467 ha->fcp_cmnd_dma_pool = dma_pool_create(name, &ha->pdev->dev,
3468 FCP_CMND_DMA_POOL_SIZE, 8, 0);
3469 if (!ha->fcp_cmnd_dma_pool) {
3470 ql_log_pci(ql_log_fatal, ha->pdev, 0x0024,
3471 "Failed to allocate memory for fcp_cmnd_dma_pool.\n");
3472 goto fail_dl_dma_pool;
3473 }
3474 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0025,
3475 "dl_dma_pool=%p fcp_cmnd_dma_pool=%p.\n",
3476 ha->dl_dma_pool, ha->fcp_cmnd_dma_pool);
3477 }
3478
3479 /* Allocate memory for SNS commands */
3480 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
3481 /* Get consistent memory allocated for SNS commands */
3482 ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev,
3483 sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL);
3484 if (!ha->sns_cmd)
3485 goto fail_dma_pool;
3486 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0026,
3487 "sns_cmd: %p.\n", ha->sns_cmd);
3488 } else {
3489 /* Get consistent memory allocated for MS IOCB */
3490 ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
3491 &ha->ms_iocb_dma);
3492 if (!ha->ms_iocb)
3493 goto fail_dma_pool;
3494 /* Get consistent memory allocated for CT SNS commands */
3495 ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev,
3496 sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL);
3497 if (!ha->ct_sns)
3498 goto fail_free_ms_iocb;
3499 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0027,
3500 "ms_iocb=%p ct_sns=%p.\n",
3501 ha->ms_iocb, ha->ct_sns);
3502 }
3503
3504 /* Allocate memory for request ring */
3505 *req = kzalloc(sizeof(struct req_que), GFP_KERNEL);
3506 if (!*req) {
3507 ql_log_pci(ql_log_fatal, ha->pdev, 0x0028,
3508 "Failed to allocate memory for req.\n");
3509 goto fail_req;
3510 }
3511 (*req)->length = req_len;
3512 (*req)->ring = dma_alloc_coherent(&ha->pdev->dev,
3513 ((*req)->length + 1) * sizeof(request_t),
3514 &(*req)->dma, GFP_KERNEL);
3515 if (!(*req)->ring) {
3516 ql_log_pci(ql_log_fatal, ha->pdev, 0x0029,
3517 "Failed to allocate memory for req_ring.\n");
3518 goto fail_req_ring;
3519 }
3520 /* Allocate memory for response ring */
3521 *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL);
3522 if (!*rsp) {
3523 ql_log_pci(ql_log_fatal, ha->pdev, 0x002a,
3524 "Failed to allocate memory for rsp.\n");
3525 goto fail_rsp;
3526 }
3527 (*rsp)->hw = ha;
3528 (*rsp)->length = rsp_len;
3529 (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev,
3530 ((*rsp)->length + 1) * sizeof(response_t),
3531 &(*rsp)->dma, GFP_KERNEL);
3532 if (!(*rsp)->ring) {
3533 ql_log_pci(ql_log_fatal, ha->pdev, 0x002b,
3534 "Failed to allocate memory for rsp_ring.\n");
3535 goto fail_rsp_ring;
3536 }
3537 (*req)->rsp = *rsp;
3538 (*rsp)->req = *req;
3539 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002c,
3540 "req=%p req->length=%d req->ring=%p rsp=%p "
3541 "rsp->length=%d rsp->ring=%p.\n",
3542 *req, (*req)->length, (*req)->ring, *rsp, (*rsp)->length,
3543 (*rsp)->ring);
3544 /* Allocate memory for NVRAM data for vports */
3545 if (ha->nvram_npiv_size) {
3546 ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) *
3547 ha->nvram_npiv_size, GFP_KERNEL);
3548 if (!ha->npiv_info) {
3549 ql_log_pci(ql_log_fatal, ha->pdev, 0x002d,
3550 "Failed to allocate memory for npiv_info.\n");
3551 goto fail_npiv_info;
3552 }
3553 } else
3554 ha->npiv_info = NULL;
3555
3556 /* Get consistent memory allocated for EX-INIT-CB. */
3557 if (IS_CNA_CAPABLE(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha)) {
3558 ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
3559 &ha->ex_init_cb_dma);
3560 if (!ha->ex_init_cb)
3561 goto fail_ex_init_cb;
3562 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002e,
3563 "ex_init_cb=%p.\n", ha->ex_init_cb);
3564 }
3565
3566 INIT_LIST_HEAD(&ha->gbl_dsd_list);
3567
3568 /* Get consistent memory allocated for Async Port-Database. */
3569 if (!IS_FWI2_CAPABLE(ha)) {
3570 ha->async_pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
3571 &ha->async_pd_dma);
3572 if (!ha->async_pd)
3573 goto fail_async_pd;
3574 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002f,
3575 "async_pd=%p.\n", ha->async_pd);
3576 }
3577
3578 INIT_LIST_HEAD(&ha->vp_list);
3579
3580 /* Allocate memory for our loop_id bitmap */
3581 ha->loop_id_map = kzalloc(BITS_TO_LONGS(LOOPID_MAP_SIZE) * sizeof(long),
3582 GFP_KERNEL);
3583 if (!ha->loop_id_map)
3584 goto fail_async_pd;
3585 else {
3586 qla2x00_set_reserved_loop_ids(ha);
3587 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0123,
3588 "loop_id_map=%p.\n", ha->loop_id_map);
3589 }
3590
3591 return 0;
3592
3593 fail_async_pd:
3594 dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma);
3595 fail_ex_init_cb:
3596 kfree(ha->npiv_info);
3597 fail_npiv_info:
3598 dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) *
3599 sizeof(response_t), (*rsp)->ring, (*rsp)->dma);
3600 (*rsp)->ring = NULL;
3601 (*rsp)->dma = 0;
3602 fail_rsp_ring:
3603 kfree(*rsp);
3604 fail_rsp:
3605 dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) *
3606 sizeof(request_t), (*req)->ring, (*req)->dma);
3607 (*req)->ring = NULL;
3608 (*req)->dma = 0;
3609 fail_req_ring:
3610 kfree(*req);
3611 fail_req:
3612 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
3613 ha->ct_sns, ha->ct_sns_dma);
3614 ha->ct_sns = NULL;
3615 ha->ct_sns_dma = 0;
3616 fail_free_ms_iocb:
3617 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
3618 ha->ms_iocb = NULL;
3619 ha->ms_iocb_dma = 0;
3620 fail_dma_pool:
3621 if (IS_QLA82XX(ha) || ql2xenabledif) {
3622 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
3623 ha->fcp_cmnd_dma_pool = NULL;
3624 }
3625 fail_dl_dma_pool:
3626 if (IS_QLA82XX(ha) || ql2xenabledif) {
3627 dma_pool_destroy(ha->dl_dma_pool);
3628 ha->dl_dma_pool = NULL;
3629 }
3630 fail_s_dma_pool:
3631 dma_pool_destroy(ha->s_dma_pool);
3632 ha->s_dma_pool = NULL;
3633 fail_free_nvram:
3634 kfree(ha->nvram);
3635 ha->nvram = NULL;
3636 fail_free_ctx_mempool:
3637 mempool_destroy(ha->ctx_mempool);
3638 ha->ctx_mempool = NULL;
3639 fail_free_srb_mempool:
3640 mempool_destroy(ha->srb_mempool);
3641 ha->srb_mempool = NULL;
3642 fail_free_gid_list:
3643 dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha),
3644 ha->gid_list,
3645 ha->gid_list_dma);
3646 ha->gid_list = NULL;
3647 ha->gid_list_dma = 0;
3648 fail_free_tgt_mem:
3649 qlt_mem_free(ha);
3650 fail_free_init_cb:
3651 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb,
3652 ha->init_cb_dma);
3653 ha->init_cb = NULL;
3654 ha->init_cb_dma = 0;
3655 fail:
3656 ql_log(ql_log_fatal, NULL, 0x0030,
3657 "Memory allocation failure.\n");
3658 return -ENOMEM;
3659 }
3660
3661 /*
3662 * qla2x00_free_fw_dump
3663 * Frees fw dump stuff.
3664 *
3665 * Input:
3666 * ha = adapter block pointer
3667 */
3668 static void
3669 qla2x00_free_fw_dump(struct qla_hw_data *ha)
3670 {
3671 if (ha->fce)
3672 dma_free_coherent(&ha->pdev->dev,
3673 FCE_SIZE, ha->fce, ha->fce_dma);
3674
3675 if (ha->eft)
3676 dma_free_coherent(&ha->pdev->dev,
3677 EFT_SIZE, ha->eft, ha->eft_dma);
3678
3679 if (ha->fw_dump)
3680 vfree(ha->fw_dump);
3681 if (ha->fw_dump_template)
3682 vfree(ha->fw_dump_template);
3683
3684 ha->fce = NULL;
3685 ha->fce_dma = 0;
3686 ha->eft = NULL;
3687 ha->eft_dma = 0;
3688 ha->fw_dumped = 0;
3689 ha->fw_dump_cap_flags = 0;
3690 ha->fw_dump_reading = 0;
3691 ha->fw_dump = NULL;
3692 ha->fw_dump_len = 0;
3693 ha->fw_dump_template = NULL;
3694 ha->fw_dump_template_len = 0;
3695 }
3696
3697 /*
3698 * qla2x00_mem_free
3699 * Frees all adapter allocated memory.
3700 *
3701 * Input:
3702 * ha = adapter block pointer.
3703 */
3704 static void
3705 qla2x00_mem_free(struct qla_hw_data *ha)
3706 {
3707 qla2x00_free_fw_dump(ha);
3708
3709 if (ha->mctp_dump)
3710 dma_free_coherent(&ha->pdev->dev, MCTP_DUMP_SIZE, ha->mctp_dump,
3711 ha->mctp_dump_dma);
3712
3713 if (ha->srb_mempool)
3714 mempool_destroy(ha->srb_mempool);
3715
3716 if (ha->dcbx_tlv)
3717 dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
3718 ha->dcbx_tlv, ha->dcbx_tlv_dma);
3719
3720 if (ha->xgmac_data)
3721 dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
3722 ha->xgmac_data, ha->xgmac_data_dma);
3723
3724 if (ha->sns_cmd)
3725 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
3726 ha->sns_cmd, ha->sns_cmd_dma);
3727
3728 if (ha->ct_sns)
3729 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
3730 ha->ct_sns, ha->ct_sns_dma);
3731
3732 if (ha->sfp_data)
3733 dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma);
3734
3735 if (ha->ms_iocb)
3736 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
3737
3738 if (ha->ex_init_cb)
3739 dma_pool_free(ha->s_dma_pool,
3740 ha->ex_init_cb, ha->ex_init_cb_dma);
3741
3742 if (ha->async_pd)
3743 dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma);
3744
3745 if (ha->s_dma_pool)
3746 dma_pool_destroy(ha->s_dma_pool);
3747
3748 if (ha->gid_list)
3749 dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha),
3750 ha->gid_list, ha->gid_list_dma);
3751
3752 if (IS_QLA82XX(ha)) {
3753 if (!list_empty(&ha->gbl_dsd_list)) {
3754 struct dsd_dma *dsd_ptr, *tdsd_ptr;
3755
3756 /* clean up allocated prev pool */
3757 list_for_each_entry_safe(dsd_ptr,
3758 tdsd_ptr, &ha->gbl_dsd_list, list) {
3759 dma_pool_free(ha->dl_dma_pool,
3760 dsd_ptr->dsd_addr, dsd_ptr->dsd_list_dma);
3761 list_del(&dsd_ptr->list);
3762 kfree(dsd_ptr);
3763 }
3764 }
3765 }
3766
3767 if (ha->dl_dma_pool)
3768 dma_pool_destroy(ha->dl_dma_pool);
3769
3770 if (ha->fcp_cmnd_dma_pool)
3771 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
3772
3773 if (ha->ctx_mempool)
3774 mempool_destroy(ha->ctx_mempool);
3775
3776 qlt_mem_free(ha);
3777
3778 if (ha->init_cb)
3779 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
3780 ha->init_cb, ha->init_cb_dma);
3781 vfree(ha->optrom_buffer);
3782 kfree(ha->nvram);
3783 kfree(ha->npiv_info);
3784 kfree(ha->swl);
3785 kfree(ha->loop_id_map);
3786
3787 ha->srb_mempool = NULL;
3788 ha->ctx_mempool = NULL;
3789 ha->sns_cmd = NULL;
3790 ha->sns_cmd_dma = 0;
3791 ha->ct_sns = NULL;
3792 ha->ct_sns_dma = 0;
3793 ha->ms_iocb = NULL;
3794 ha->ms_iocb_dma = 0;
3795 ha->init_cb = NULL;
3796 ha->init_cb_dma = 0;
3797 ha->ex_init_cb = NULL;
3798 ha->ex_init_cb_dma = 0;
3799 ha->async_pd = NULL;
3800 ha->async_pd_dma = 0;
3801
3802 ha->s_dma_pool = NULL;
3803 ha->dl_dma_pool = NULL;
3804 ha->fcp_cmnd_dma_pool = NULL;
3805
3806 ha->gid_list = NULL;
3807 ha->gid_list_dma = 0;
3808
3809 ha->tgt.atio_ring = NULL;
3810 ha->tgt.atio_dma = 0;
3811 ha->tgt.tgt_vp_map = NULL;
3812 }
3813
3814 struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
3815 struct qla_hw_data *ha)
3816 {
3817 struct Scsi_Host *host;
3818 struct scsi_qla_host *vha = NULL;
3819
3820 host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
3821 if (host == NULL) {
3822 ql_log_pci(ql_log_fatal, ha->pdev, 0x0107,
3823 "Failed to allocate host from the scsi layer, aborting.\n");
3824 goto fail;
3825 }
3826
3827 /* Clear our data area */
3828 vha = shost_priv(host);
3829 memset(vha, 0, sizeof(scsi_qla_host_t));
3830
3831 vha->host = host;
3832 vha->host_no = host->host_no;
3833 vha->hw = ha;
3834
3835 INIT_LIST_HEAD(&vha->vp_fcports);
3836 INIT_LIST_HEAD(&vha->work_list);
3837 INIT_LIST_HEAD(&vha->list);
3838
3839 spin_lock_init(&vha->work_lock);
3840
3841 sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no);
3842 ql_dbg(ql_dbg_init, vha, 0x0041,
3843 "Allocated the host=%p hw=%p vha=%p dev_name=%s",
3844 vha->host, vha->hw, vha,
3845 dev_name(&(ha->pdev->dev)));
3846
3847 return vha;
3848
3849 fail:
3850 return vha;
3851 }
3852
3853 static struct qla_work_evt *
3854 qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type)
3855 {
3856 struct qla_work_evt *e;
3857 uint8_t bail;
3858
3859 QLA_VHA_MARK_BUSY(vha, bail);
3860 if (bail)
3861 return NULL;
3862
3863 e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC);
3864 if (!e) {
3865 QLA_VHA_MARK_NOT_BUSY(vha);
3866 return NULL;
3867 }
3868
3869 INIT_LIST_HEAD(&e->list);
3870 e->type = type;
3871 e->flags = QLA_EVT_FLAG_FREE;
3872 return e;
3873 }
3874
3875 static int
3876 qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e)
3877 {
3878 unsigned long flags;
3879
3880 spin_lock_irqsave(&vha->work_lock, flags);
3881 list_add_tail(&e->list, &vha->work_list);
3882 spin_unlock_irqrestore(&vha->work_lock, flags);
3883 qla2xxx_wake_dpc(vha);
3884
3885 return QLA_SUCCESS;
3886 }
3887
3888 int
3889 qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
3890 u32 data)
3891 {
3892 struct qla_work_evt *e;
3893
3894 e = qla2x00_alloc_work(vha, QLA_EVT_AEN);
3895 if (!e)
3896 return QLA_FUNCTION_FAILED;
3897
3898 e->u.aen.code = code;
3899 e->u.aen.data = data;
3900 return qla2x00_post_work(vha, e);
3901 }
3902
3903 int
3904 qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb)
3905 {
3906 struct qla_work_evt *e;
3907
3908 e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK);
3909 if (!e)
3910 return QLA_FUNCTION_FAILED;
3911
3912 memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
3913 return qla2x00_post_work(vha, e);
3914 }
3915
3916 #define qla2x00_post_async_work(name, type) \
3917 int qla2x00_post_async_##name##_work( \
3918 struct scsi_qla_host *vha, \
3919 fc_port_t *fcport, uint16_t *data) \
3920 { \
3921 struct qla_work_evt *e; \
3922 \
3923 e = qla2x00_alloc_work(vha, type); \
3924 if (!e) \
3925 return QLA_FUNCTION_FAILED; \
3926 \
3927 e->u.logio.fcport = fcport; \
3928 if (data) { \
3929 e->u.logio.data[0] = data[0]; \
3930 e->u.logio.data[1] = data[1]; \
3931 } \
3932 return qla2x00_post_work(vha, e); \
3933 }
3934
3935 qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN);
3936 qla2x00_post_async_work(login_done, QLA_EVT_ASYNC_LOGIN_DONE);
3937 qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT);
3938 qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE);
3939 qla2x00_post_async_work(adisc, QLA_EVT_ASYNC_ADISC);
3940 qla2x00_post_async_work(adisc_done, QLA_EVT_ASYNC_ADISC_DONE);
3941
3942 int
3943 qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code)
3944 {
3945 struct qla_work_evt *e;
3946
3947 e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT);
3948 if (!e)
3949 return QLA_FUNCTION_FAILED;
3950
3951 e->u.uevent.code = code;
3952 return qla2x00_post_work(vha, e);
3953 }
3954
3955 static void
3956 qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code)
3957 {
3958 char event_string[40];
3959 char *envp[] = { event_string, NULL };
3960
3961 switch (code) {
3962 case QLA_UEVENT_CODE_FW_DUMP:
3963 snprintf(event_string, sizeof(event_string), "FW_DUMP=%ld",
3964 vha->host_no);
3965 break;
3966 default:
3967 /* do nothing */
3968 break;
3969 }
3970 kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp);
3971 }
3972
3973 int
3974 qlafx00_post_aenfx_work(struct scsi_qla_host *vha, uint32_t evtcode,
3975 uint32_t *data, int cnt)
3976 {
3977 struct qla_work_evt *e;
3978
3979 e = qla2x00_alloc_work(vha, QLA_EVT_AENFX);
3980 if (!e)
3981 return QLA_FUNCTION_FAILED;
3982
3983 e->u.aenfx.evtcode = evtcode;
3984 e->u.aenfx.count = cnt;
3985 memcpy(e->u.aenfx.mbx, data, sizeof(*data) * cnt);
3986 return qla2x00_post_work(vha, e);
3987 }
3988
3989 void
3990 qla2x00_do_work(struct scsi_qla_host *vha)
3991 {
3992 struct qla_work_evt *e, *tmp;
3993 unsigned long flags;
3994 LIST_HEAD(work);
3995
3996 spin_lock_irqsave(&vha->work_lock, flags);
3997 list_splice_init(&vha->work_list, &work);
3998 spin_unlock_irqrestore(&vha->work_lock, flags);
3999
4000 list_for_each_entry_safe(e, tmp, &work, list) {
4001 list_del_init(&e->list);
4002
4003 switch (e->type) {
4004 case QLA_EVT_AEN:
4005 fc_host_post_event(vha->host, fc_get_event_number(),
4006 e->u.aen.code, e->u.aen.data);
4007 break;
4008 case QLA_EVT_IDC_ACK:
4009 qla81xx_idc_ack(vha, e->u.idc_ack.mb);
4010 break;
4011 case QLA_EVT_ASYNC_LOGIN:
4012 qla2x00_async_login(vha, e->u.logio.fcport,
4013 e->u.logio.data);
4014 break;
4015 case QLA_EVT_ASYNC_LOGIN_DONE:
4016 qla2x00_async_login_done(vha, e->u.logio.fcport,
4017 e->u.logio.data);
4018 break;
4019 case QLA_EVT_ASYNC_LOGOUT:
4020 qla2x00_async_logout(vha, e->u.logio.fcport);
4021 break;
4022 case QLA_EVT_ASYNC_LOGOUT_DONE:
4023 qla2x00_async_logout_done(vha, e->u.logio.fcport,
4024 e->u.logio.data);
4025 break;
4026 case QLA_EVT_ASYNC_ADISC:
4027 qla2x00_async_adisc(vha, e->u.logio.fcport,
4028 e->u.logio.data);
4029 break;
4030 case QLA_EVT_ASYNC_ADISC_DONE:
4031 qla2x00_async_adisc_done(vha, e->u.logio.fcport,
4032 e->u.logio.data);
4033 break;
4034 case QLA_EVT_UEVENT:
4035 qla2x00_uevent_emit(vha, e->u.uevent.code);
4036 break;
4037 case QLA_EVT_AENFX:
4038 qlafx00_process_aen(vha, e);
4039 break;
4040 }
4041 if (e->flags & QLA_EVT_FLAG_FREE)
4042 kfree(e);
4043
4044 /* For each work completed decrement vha ref count */
4045 QLA_VHA_MARK_NOT_BUSY(vha);
4046 }
4047 }
4048
4049 /* Relogins all the fcports of a vport
4050 * Context: dpc thread
4051 */
4052 void qla2x00_relogin(struct scsi_qla_host *vha)
4053 {
4054 fc_port_t *fcport;
4055 int status;
4056 uint16_t next_loopid = 0;
4057 struct qla_hw_data *ha = vha->hw;
4058 uint16_t data[2];
4059
4060 list_for_each_entry(fcport, &vha->vp_fcports, list) {
4061 /*
4062 * If the port is not ONLINE then try to login
4063 * to it if we haven't run out of retries.
4064 */
4065 if (atomic_read(&fcport->state) != FCS_ONLINE &&
4066 fcport->login_retry && !(fcport->flags & FCF_ASYNC_SENT)) {
4067 fcport->login_retry--;
4068 if (fcport->flags & FCF_FABRIC_DEVICE) {
4069 if (fcport->flags & FCF_FCP2_DEVICE)
4070 ha->isp_ops->fabric_logout(vha,
4071 fcport->loop_id,
4072 fcport->d_id.b.domain,
4073 fcport->d_id.b.area,
4074 fcport->d_id.b.al_pa);
4075
4076 if (fcport->loop_id == FC_NO_LOOP_ID) {
4077 fcport->loop_id = next_loopid =
4078 ha->min_external_loopid;
4079 status = qla2x00_find_new_loop_id(
4080 vha, fcport);
4081 if (status != QLA_SUCCESS) {
4082 /* Ran out of IDs to use */
4083 break;
4084 }
4085 }
4086
4087 if (IS_ALOGIO_CAPABLE(ha)) {
4088 fcport->flags |= FCF_ASYNC_SENT;
4089 data[0] = 0;
4090 data[1] = QLA_LOGIO_LOGIN_RETRIED;
4091 status = qla2x00_post_async_login_work(
4092 vha, fcport, data);
4093 if (status == QLA_SUCCESS)
4094 continue;
4095 /* Attempt a retry. */
4096 status = 1;
4097 } else {
4098 status = qla2x00_fabric_login(vha,
4099 fcport, &next_loopid);
4100 if (status == QLA_SUCCESS) {
4101 int status2;
4102 uint8_t opts;
4103
4104 opts = 0;
4105 if (fcport->flags &
4106 FCF_FCP2_DEVICE)
4107 opts |= BIT_1;
4108 status2 =
4109 qla2x00_get_port_database(
4110 vha, fcport, opts);
4111 if (status2 != QLA_SUCCESS)
4112 status = 1;
4113 }
4114 }
4115 } else
4116 status = qla2x00_local_device_login(vha,
4117 fcport);
4118
4119 if (status == QLA_SUCCESS) {
4120 fcport->old_loop_id = fcport->loop_id;
4121
4122 ql_dbg(ql_dbg_disc, vha, 0x2003,
4123 "Port login OK: logged in ID 0x%x.\n",
4124 fcport->loop_id);
4125
4126 qla2x00_update_fcport(vha, fcport);
4127
4128 } else if (status == 1) {
4129 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
4130 /* retry the login again */
4131 ql_dbg(ql_dbg_disc, vha, 0x2007,
4132 "Retrying %d login again loop_id 0x%x.\n",
4133 fcport->login_retry, fcport->loop_id);
4134 } else {
4135 fcport->login_retry = 0;
4136 }
4137
4138 if (fcport->login_retry == 0 && status != QLA_SUCCESS)
4139 qla2x00_clear_loop_id(fcport);
4140 }
4141 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
4142 break;
4143 }
4144 }
4145
4146 /* Schedule work on any of the dpc-workqueues */
4147 void
4148 qla83xx_schedule_work(scsi_qla_host_t *base_vha, int work_code)
4149 {
4150 struct qla_hw_data *ha = base_vha->hw;
4151
4152 switch (work_code) {
4153 case MBA_IDC_AEN: /* 0x8200 */
4154 if (ha->dpc_lp_wq)
4155 queue_work(ha->dpc_lp_wq, &ha->idc_aen);
4156 break;
4157
4158 case QLA83XX_NIC_CORE_RESET: /* 0x1 */
4159 if (!ha->flags.nic_core_reset_hdlr_active) {
4160 if (ha->dpc_hp_wq)
4161 queue_work(ha->dpc_hp_wq, &ha->nic_core_reset);
4162 } else
4163 ql_dbg(ql_dbg_p3p, base_vha, 0xb05e,
4164 "NIC Core reset is already active. Skip "
4165 "scheduling it again.\n");
4166 break;
4167 case QLA83XX_IDC_STATE_HANDLER: /* 0x2 */
4168 if (ha->dpc_hp_wq)
4169 queue_work(ha->dpc_hp_wq, &ha->idc_state_handler);
4170 break;
4171 case QLA83XX_NIC_CORE_UNRECOVERABLE: /* 0x3 */
4172 if (ha->dpc_hp_wq)
4173 queue_work(ha->dpc_hp_wq, &ha->nic_core_unrecoverable);
4174 break;
4175 default:
4176 ql_log(ql_log_warn, base_vha, 0xb05f,
4177 "Unknown work-code=0x%x.\n", work_code);
4178 }
4179
4180 return;
4181 }
4182
4183 /* Work: Perform NIC Core Unrecoverable state handling */
4184 void
4185 qla83xx_nic_core_unrecoverable_work(struct work_struct *work)
4186 {
4187 struct qla_hw_data *ha =
4188 container_of(work, struct qla_hw_data, nic_core_unrecoverable);
4189 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
4190 uint32_t dev_state = 0;
4191
4192 qla83xx_idc_lock(base_vha, 0);
4193 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
4194 qla83xx_reset_ownership(base_vha);
4195 if (ha->flags.nic_core_reset_owner) {
4196 ha->flags.nic_core_reset_owner = 0;
4197 qla83xx_wr_reg(base_vha, QLA83XX_IDC_DEV_STATE,
4198 QLA8XXX_DEV_FAILED);
4199 ql_log(ql_log_info, base_vha, 0xb060, "HW State: FAILED.\n");
4200 qla83xx_schedule_work(base_vha, QLA83XX_IDC_STATE_HANDLER);
4201 }
4202 qla83xx_idc_unlock(base_vha, 0);
4203 }
4204
4205 /* Work: Execute IDC state handler */
4206 void
4207 qla83xx_idc_state_handler_work(struct work_struct *work)
4208 {
4209 struct qla_hw_data *ha =
4210 container_of(work, struct qla_hw_data, idc_state_handler);
4211 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
4212 uint32_t dev_state = 0;
4213
4214 qla83xx_idc_lock(base_vha, 0);
4215 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
4216 if (dev_state == QLA8XXX_DEV_FAILED ||
4217 dev_state == QLA8XXX_DEV_NEED_QUIESCENT)
4218 qla83xx_idc_state_handler(base_vha);
4219 qla83xx_idc_unlock(base_vha, 0);
4220 }
4221
4222 static int
4223 qla83xx_check_nic_core_fw_alive(scsi_qla_host_t *base_vha)
4224 {
4225 int rval = QLA_SUCCESS;
4226 unsigned long heart_beat_wait = jiffies + (1 * HZ);
4227 uint32_t heart_beat_counter1, heart_beat_counter2;
4228
4229 do {
4230 if (time_after(jiffies, heart_beat_wait)) {
4231 ql_dbg(ql_dbg_p3p, base_vha, 0xb07c,
4232 "Nic Core f/w is not alive.\n");
4233 rval = QLA_FUNCTION_FAILED;
4234 break;
4235 }
4236
4237 qla83xx_idc_lock(base_vha, 0);
4238 qla83xx_rd_reg(base_vha, QLA83XX_FW_HEARTBEAT,
4239 &heart_beat_counter1);
4240 qla83xx_idc_unlock(base_vha, 0);
4241 msleep(100);
4242 qla83xx_idc_lock(base_vha, 0);
4243 qla83xx_rd_reg(base_vha, QLA83XX_FW_HEARTBEAT,
4244 &heart_beat_counter2);
4245 qla83xx_idc_unlock(base_vha, 0);
4246 } while (heart_beat_counter1 == heart_beat_counter2);
4247
4248 return rval;
4249 }
4250
4251 /* Work: Perform NIC Core Reset handling */
4252 void
4253 qla83xx_nic_core_reset_work(struct work_struct *work)
4254 {
4255 struct qla_hw_data *ha =
4256 container_of(work, struct qla_hw_data, nic_core_reset);
4257 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
4258 uint32_t dev_state = 0;
4259
4260 if (IS_QLA2031(ha)) {
4261 if (qla2xxx_mctp_dump(base_vha) != QLA_SUCCESS)
4262 ql_log(ql_log_warn, base_vha, 0xb081,
4263 "Failed to dump mctp\n");
4264 return;
4265 }
4266
4267 if (!ha->flags.nic_core_reset_hdlr_active) {
4268 if (qla83xx_check_nic_core_fw_alive(base_vha) == QLA_SUCCESS) {
4269 qla83xx_idc_lock(base_vha, 0);
4270 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE,
4271 &dev_state);
4272 qla83xx_idc_unlock(base_vha, 0);
4273 if (dev_state != QLA8XXX_DEV_NEED_RESET) {
4274 ql_dbg(ql_dbg_p3p, base_vha, 0xb07a,
4275 "Nic Core f/w is alive.\n");
4276 return;
4277 }
4278 }
4279
4280 ha->flags.nic_core_reset_hdlr_active = 1;
4281 if (qla83xx_nic_core_reset(base_vha)) {
4282 /* NIC Core reset failed. */
4283 ql_dbg(ql_dbg_p3p, base_vha, 0xb061,
4284 "NIC Core reset failed.\n");
4285 }
4286 ha->flags.nic_core_reset_hdlr_active = 0;
4287 }
4288 }
4289
4290 /* Work: Handle 8200 IDC aens */
4291 void
4292 qla83xx_service_idc_aen(struct work_struct *work)
4293 {
4294 struct qla_hw_data *ha =
4295 container_of(work, struct qla_hw_data, idc_aen);
4296 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
4297 uint32_t dev_state, idc_control;
4298
4299 qla83xx_idc_lock(base_vha, 0);
4300 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
4301 qla83xx_rd_reg(base_vha, QLA83XX_IDC_CONTROL, &idc_control);
4302 qla83xx_idc_unlock(base_vha, 0);
4303 if (dev_state == QLA8XXX_DEV_NEED_RESET) {
4304 if (idc_control & QLA83XX_IDC_GRACEFUL_RESET) {
4305 ql_dbg(ql_dbg_p3p, base_vha, 0xb062,
4306 "Application requested NIC Core Reset.\n");
4307 qla83xx_schedule_work(base_vha, QLA83XX_NIC_CORE_RESET);
4308 } else if (qla83xx_check_nic_core_fw_alive(base_vha) ==
4309 QLA_SUCCESS) {
4310 ql_dbg(ql_dbg_p3p, base_vha, 0xb07b,
4311 "Other protocol driver requested NIC Core Reset.\n");
4312 qla83xx_schedule_work(base_vha, QLA83XX_NIC_CORE_RESET);
4313 }
4314 } else if (dev_state == QLA8XXX_DEV_FAILED ||
4315 dev_state == QLA8XXX_DEV_NEED_QUIESCENT) {
4316 qla83xx_schedule_work(base_vha, QLA83XX_IDC_STATE_HANDLER);
4317 }
4318 }
4319
4320 static void
4321 qla83xx_wait_logic(void)
4322 {
4323 int i;
4324
4325 /* Yield CPU */
4326 if (!in_interrupt()) {
4327 /*
4328 * Wait about 200ms before retrying again.
4329 * This controls the number of retries for single
4330 * lock operation.
4331 */
4332 msleep(100);
4333 schedule();
4334 } else {
4335 for (i = 0; i < 20; i++)
4336 cpu_relax(); /* This a nop instr on i386 */
4337 }
4338 }
4339
4340 static int
4341 qla83xx_force_lock_recovery(scsi_qla_host_t *base_vha)
4342 {
4343 int rval;
4344 uint32_t data;
4345 uint32_t idc_lck_rcvry_stage_mask = 0x3;
4346 uint32_t idc_lck_rcvry_owner_mask = 0x3c;
4347 struct qla_hw_data *ha = base_vha->hw;
4348 ql_dbg(ql_dbg_p3p, base_vha, 0xb086,
4349 "Trying force recovery of the IDC lock.\n");
4350
4351 rval = qla83xx_rd_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, &data);
4352 if (rval)
4353 return rval;
4354
4355 if ((data & idc_lck_rcvry_stage_mask) > 0) {
4356 return QLA_SUCCESS;
4357 } else {
4358 data = (IDC_LOCK_RECOVERY_STAGE1) | (ha->portnum << 2);
4359 rval = qla83xx_wr_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY,
4360 data);
4361 if (rval)
4362 return rval;
4363
4364 msleep(200);
4365
4366 rval = qla83xx_rd_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY,
4367 &data);
4368 if (rval)
4369 return rval;
4370
4371 if (((data & idc_lck_rcvry_owner_mask) >> 2) == ha->portnum) {
4372 data &= (IDC_LOCK_RECOVERY_STAGE2 |
4373 ~(idc_lck_rcvry_stage_mask));
4374 rval = qla83xx_wr_reg(base_vha,
4375 QLA83XX_IDC_LOCK_RECOVERY, data);
4376 if (rval)
4377 return rval;
4378
4379 /* Forcefully perform IDC UnLock */
4380 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_UNLOCK,
4381 &data);
4382 if (rval)
4383 return rval;
4384 /* Clear lock-id by setting 0xff */
4385 rval = qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID,
4386 0xff);
4387 if (rval)
4388 return rval;
4389 /* Clear lock-recovery by setting 0x0 */
4390 rval = qla83xx_wr_reg(base_vha,
4391 QLA83XX_IDC_LOCK_RECOVERY, 0x0);
4392 if (rval)
4393 return rval;
4394 } else
4395 return QLA_SUCCESS;
4396 }
4397
4398 return rval;
4399 }
4400
4401 static int
4402 qla83xx_idc_lock_recovery(scsi_qla_host_t *base_vha)
4403 {
4404 int rval = QLA_SUCCESS;
4405 uint32_t o_drv_lockid, n_drv_lockid;
4406 unsigned long lock_recovery_timeout;
4407
4408 lock_recovery_timeout = jiffies + QLA83XX_MAX_LOCK_RECOVERY_WAIT;
4409 retry_lockid:
4410 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &o_drv_lockid);
4411 if (rval)
4412 goto exit;
4413
4414 /* MAX wait time before forcing IDC Lock recovery = 2 secs */
4415 if (time_after_eq(jiffies, lock_recovery_timeout)) {
4416 if (qla83xx_force_lock_recovery(base_vha) == QLA_SUCCESS)
4417 return QLA_SUCCESS;
4418 else
4419 return QLA_FUNCTION_FAILED;
4420 }
4421
4422 rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &n_drv_lockid);
4423 if (rval)
4424 goto exit;
4425
4426 if (o_drv_lockid == n_drv_lockid) {
4427 qla83xx_wait_logic();
4428 goto retry_lockid;
4429 } else
4430 return QLA_SUCCESS;
4431
4432 exit:
4433 return rval;
4434 }
4435
4436 void
4437 qla83xx_idc_lock(scsi_qla_host_t *base_vha, uint16_t requester_id)
4438 {
4439 uint16_t options = (requester_id << 15) | BIT_6;
4440 uint32_t data;
4441 uint32_t lock_owner;
4442 struct qla_hw_data *ha = base_vha->hw;
4443
4444 /* IDC-lock implementation using driver-lock/lock-id remote registers */
4445 retry_lock:
4446 if (qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCK, &data)
4447 == QLA_SUCCESS) {
4448 if (data) {
4449 /* Setting lock-id to our function-number */
4450 qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID,
4451 ha->portnum);
4452 } else {
4453 qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID,
4454 &lock_owner);
4455 ql_dbg(ql_dbg_p3p, base_vha, 0xb063,
4456 "Failed to acquire IDC lock, acquired by %d, "
4457 "retrying...\n", lock_owner);
4458
4459 /* Retry/Perform IDC-Lock recovery */
4460 if (qla83xx_idc_lock_recovery(base_vha)
4461 == QLA_SUCCESS) {
4462 qla83xx_wait_logic();
4463 goto retry_lock;
4464 } else
4465 ql_log(ql_log_warn, base_vha, 0xb075,
4466 "IDC Lock recovery FAILED.\n");
4467 }
4468
4469 }
4470
4471 return;
4472
4473 /* XXX: IDC-lock implementation using access-control mbx */
4474 retry_lock2:
4475 if (qla83xx_access_control(base_vha, options, 0, 0, NULL)) {
4476 ql_dbg(ql_dbg_p3p, base_vha, 0xb072,
4477 "Failed to acquire IDC lock. retrying...\n");
4478 /* Retry/Perform IDC-Lock recovery */
4479 if (qla83xx_idc_lock_recovery(base_vha) == QLA_SUCCESS) {
4480 qla83xx_wait_logic();
4481 goto retry_lock2;
4482 } else
4483 ql_log(ql_log_warn, base_vha, 0xb076,
4484 "IDC Lock recovery FAILED.\n");
4485 }
4486
4487 return;
4488 }
4489
4490 void
4491 qla83xx_idc_unlock(scsi_qla_host_t *base_vha, uint16_t requester_id)
4492 {
4493 uint16_t options = (requester_id << 15) | BIT_7, retry;
4494 uint32_t data;
4495 struct qla_hw_data *ha = base_vha->hw;
4496
4497 /* IDC-unlock implementation using driver-unlock/lock-id
4498 * remote registers
4499 */
4500 retry = 0;
4501 retry_unlock:
4502 if (qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &data)
4503 == QLA_SUCCESS) {
4504 if (data == ha->portnum) {
4505 qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_UNLOCK, &data);
4506 /* Clearing lock-id by setting 0xff */
4507 qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID, 0xff);
4508 } else if (retry < 10) {
4509 /* SV: XXX: IDC unlock retrying needed here? */
4510
4511 /* Retry for IDC-unlock */
4512 qla83xx_wait_logic();
4513 retry++;
4514 ql_dbg(ql_dbg_p3p, base_vha, 0xb064,
4515 "Failed to release IDC lock, retyring=%d\n", retry);
4516 goto retry_unlock;
4517 }
4518 } else if (retry < 10) {
4519 /* Retry for IDC-unlock */
4520 qla83xx_wait_logic();
4521 retry++;
4522 ql_dbg(ql_dbg_p3p, base_vha, 0xb065,
4523 "Failed to read drv-lockid, retyring=%d\n", retry);
4524 goto retry_unlock;
4525 }
4526
4527 return;
4528
4529 /* XXX: IDC-unlock implementation using access-control mbx */
4530 retry = 0;
4531 retry_unlock2:
4532 if (qla83xx_access_control(base_vha, options, 0, 0, NULL)) {
4533 if (retry < 10) {
4534 /* Retry for IDC-unlock */
4535 qla83xx_wait_logic();
4536 retry++;
4537 ql_dbg(ql_dbg_p3p, base_vha, 0xb066,
4538 "Failed to release IDC lock, retyring=%d\n", retry);
4539 goto retry_unlock2;
4540 }
4541 }
4542
4543 return;
4544 }
4545
4546 int
4547 __qla83xx_set_drv_presence(scsi_qla_host_t *vha)
4548 {
4549 int rval = QLA_SUCCESS;
4550 struct qla_hw_data *ha = vha->hw;
4551 uint32_t drv_presence;
4552
4553 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
4554 if (rval == QLA_SUCCESS) {
4555 drv_presence |= (1 << ha->portnum);
4556 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE,
4557 drv_presence);
4558 }
4559
4560 return rval;
4561 }
4562
4563 int
4564 qla83xx_set_drv_presence(scsi_qla_host_t *vha)
4565 {
4566 int rval = QLA_SUCCESS;
4567
4568 qla83xx_idc_lock(vha, 0);
4569 rval = __qla83xx_set_drv_presence(vha);
4570 qla83xx_idc_unlock(vha, 0);
4571
4572 return rval;
4573 }
4574
4575 int
4576 __qla83xx_clear_drv_presence(scsi_qla_host_t *vha)
4577 {
4578 int rval = QLA_SUCCESS;
4579 struct qla_hw_data *ha = vha->hw;
4580 uint32_t drv_presence;
4581
4582 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
4583 if (rval == QLA_SUCCESS) {
4584 drv_presence &= ~(1 << ha->portnum);
4585 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE,
4586 drv_presence);
4587 }
4588
4589 return rval;
4590 }
4591
4592 int
4593 qla83xx_clear_drv_presence(scsi_qla_host_t *vha)
4594 {
4595 int rval = QLA_SUCCESS;
4596
4597 qla83xx_idc_lock(vha, 0);
4598 rval = __qla83xx_clear_drv_presence(vha);
4599 qla83xx_idc_unlock(vha, 0);
4600
4601 return rval;
4602 }
4603
4604 static void
4605 qla83xx_need_reset_handler(scsi_qla_host_t *vha)
4606 {
4607 struct qla_hw_data *ha = vha->hw;
4608 uint32_t drv_ack, drv_presence;
4609 unsigned long ack_timeout;
4610
4611 /* Wait for IDC ACK from all functions (DRV-ACK == DRV-PRESENCE) */
4612 ack_timeout = jiffies + (ha->fcoe_reset_timeout * HZ);
4613 while (1) {
4614 qla83xx_rd_reg(vha, QLA83XX_IDC_DRIVER_ACK, &drv_ack);
4615 qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
4616 if ((drv_ack & drv_presence) == drv_presence)
4617 break;
4618
4619 if (time_after_eq(jiffies, ack_timeout)) {
4620 ql_log(ql_log_warn, vha, 0xb067,
4621 "RESET ACK TIMEOUT! drv_presence=0x%x "
4622 "drv_ack=0x%x\n", drv_presence, drv_ack);
4623 /*
4624 * The function(s) which did not ack in time are forced
4625 * to withdraw any further participation in the IDC
4626 * reset.
4627 */
4628 if (drv_ack != drv_presence)
4629 qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE,
4630 drv_ack);
4631 break;
4632 }
4633
4634 qla83xx_idc_unlock(vha, 0);
4635 msleep(1000);
4636 qla83xx_idc_lock(vha, 0);
4637 }
4638
4639 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_COLD);
4640 ql_log(ql_log_info, vha, 0xb068, "HW State: COLD/RE-INIT.\n");
4641 }
4642
4643 static int
4644 qla83xx_device_bootstrap(scsi_qla_host_t *vha)
4645 {
4646 int rval = QLA_SUCCESS;
4647 uint32_t idc_control;
4648
4649 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_INITIALIZING);
4650 ql_log(ql_log_info, vha, 0xb069, "HW State: INITIALIZING.\n");
4651
4652 /* Clearing IDC-Control Graceful-Reset Bit before resetting f/w */
4653 __qla83xx_get_idc_control(vha, &idc_control);
4654 idc_control &= ~QLA83XX_IDC_GRACEFUL_RESET;
4655 __qla83xx_set_idc_control(vha, 0);
4656
4657 qla83xx_idc_unlock(vha, 0);
4658 rval = qla83xx_restart_nic_firmware(vha);
4659 qla83xx_idc_lock(vha, 0);
4660
4661 if (rval != QLA_SUCCESS) {
4662 ql_log(ql_log_fatal, vha, 0xb06a,
4663 "Failed to restart NIC f/w.\n");
4664 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_FAILED);
4665 ql_log(ql_log_info, vha, 0xb06b, "HW State: FAILED.\n");
4666 } else {
4667 ql_dbg(ql_dbg_p3p, vha, 0xb06c,
4668 "Success in restarting nic f/w.\n");
4669 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_READY);
4670 ql_log(ql_log_info, vha, 0xb06d, "HW State: READY.\n");
4671 }
4672
4673 return rval;
4674 }
4675
4676 /* Assumes idc_lock always held on entry */
4677 int
4678 qla83xx_idc_state_handler(scsi_qla_host_t *base_vha)
4679 {
4680 struct qla_hw_data *ha = base_vha->hw;
4681 int rval = QLA_SUCCESS;
4682 unsigned long dev_init_timeout;
4683 uint32_t dev_state;
4684
4685 /* Wait for MAX-INIT-TIMEOUT for the device to go ready */
4686 dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ);
4687
4688 while (1) {
4689
4690 if (time_after_eq(jiffies, dev_init_timeout)) {
4691 ql_log(ql_log_warn, base_vha, 0xb06e,
4692 "Initialization TIMEOUT!\n");
4693 /* Init timeout. Disable further NIC Core
4694 * communication.
4695 */
4696 qla83xx_wr_reg(base_vha, QLA83XX_IDC_DEV_STATE,
4697 QLA8XXX_DEV_FAILED);
4698 ql_log(ql_log_info, base_vha, 0xb06f,
4699 "HW State: FAILED.\n");
4700 }
4701
4702 qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state);
4703 switch (dev_state) {
4704 case QLA8XXX_DEV_READY:
4705 if (ha->flags.nic_core_reset_owner)
4706 qla83xx_idc_audit(base_vha,
4707 IDC_AUDIT_COMPLETION);
4708 ha->flags.nic_core_reset_owner = 0;
4709 ql_dbg(ql_dbg_p3p, base_vha, 0xb070,
4710 "Reset_owner reset by 0x%x.\n",
4711 ha->portnum);
4712 goto exit;
4713 case QLA8XXX_DEV_COLD:
4714 if (ha->flags.nic_core_reset_owner)
4715 rval = qla83xx_device_bootstrap(base_vha);
4716 else {
4717 /* Wait for AEN to change device-state */
4718 qla83xx_idc_unlock(base_vha, 0);
4719 msleep(1000);
4720 qla83xx_idc_lock(base_vha, 0);
4721 }
4722 break;
4723 case QLA8XXX_DEV_INITIALIZING:
4724 /* Wait for AEN to change device-state */
4725 qla83xx_idc_unlock(base_vha, 0);
4726 msleep(1000);
4727 qla83xx_idc_lock(base_vha, 0);
4728 break;
4729 case QLA8XXX_DEV_NEED_RESET:
4730 if (!ql2xdontresethba && ha->flags.nic_core_reset_owner)
4731 qla83xx_need_reset_handler(base_vha);
4732 else {
4733 /* Wait for AEN to change device-state */
4734 qla83xx_idc_unlock(base_vha, 0);
4735 msleep(1000);
4736 qla83xx_idc_lock(base_vha, 0);
4737 }
4738 /* reset timeout value after need reset handler */
4739 dev_init_timeout = jiffies +
4740 (ha->fcoe_dev_init_timeout * HZ);
4741 break;
4742 case QLA8XXX_DEV_NEED_QUIESCENT:
4743 /* XXX: DEBUG for now */
4744 qla83xx_idc_unlock(base_vha, 0);
4745 msleep(1000);
4746 qla83xx_idc_lock(base_vha, 0);
4747 break;
4748 case QLA8XXX_DEV_QUIESCENT:
4749 /* XXX: DEBUG for now */
4750 if (ha->flags.quiesce_owner)
4751 goto exit;
4752
4753 qla83xx_idc_unlock(base_vha, 0);
4754 msleep(1000);
4755 qla83xx_idc_lock(base_vha, 0);
4756 dev_init_timeout = jiffies +
4757 (ha->fcoe_dev_init_timeout * HZ);
4758 break;
4759 case QLA8XXX_DEV_FAILED:
4760 if (ha->flags.nic_core_reset_owner)
4761 qla83xx_idc_audit(base_vha,
4762 IDC_AUDIT_COMPLETION);
4763 ha->flags.nic_core_reset_owner = 0;
4764 __qla83xx_clear_drv_presence(base_vha);
4765 qla83xx_idc_unlock(base_vha, 0);
4766 qla8xxx_dev_failed_handler(base_vha);
4767 rval = QLA_FUNCTION_FAILED;
4768 qla83xx_idc_lock(base_vha, 0);
4769 goto exit;
4770 case QLA8XXX_BAD_VALUE:
4771 qla83xx_idc_unlock(base_vha, 0);
4772 msleep(1000);
4773 qla83xx_idc_lock(base_vha, 0);
4774 break;
4775 default:
4776 ql_log(ql_log_warn, base_vha, 0xb071,
4777 "Unknown Device State: %x.\n", dev_state);
4778 qla83xx_idc_unlock(base_vha, 0);
4779 qla8xxx_dev_failed_handler(base_vha);
4780 rval = QLA_FUNCTION_FAILED;
4781 qla83xx_idc_lock(base_vha, 0);
4782 goto exit;
4783 }
4784 }
4785
4786 exit:
4787 return rval;
4788 }
4789
4790 void
4791 qla2x00_disable_board_on_pci_error(struct work_struct *work)
4792 {
4793 struct qla_hw_data *ha = container_of(work, struct qla_hw_data,
4794 board_disable);
4795 struct pci_dev *pdev = ha->pdev;
4796 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
4797
4798 ql_log(ql_log_warn, base_vha, 0x015b,
4799 "Disabling adapter.\n");
4800
4801 set_bit(UNLOADING, &base_vha->dpc_flags);
4802
4803 qla2x00_delete_all_vps(ha, base_vha);
4804
4805 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
4806
4807 qla2x00_dfs_remove(base_vha);
4808
4809 qla84xx_put_chip(base_vha);
4810
4811 if (base_vha->timer_active)
4812 qla2x00_stop_timer(base_vha);
4813
4814 base_vha->flags.online = 0;
4815
4816 qla2x00_destroy_deferred_work(ha);
4817
4818 /*
4819 * Do not try to stop beacon blink as it will issue a mailbox
4820 * command.
4821 */
4822 qla2x00_free_sysfs_attr(base_vha, false);
4823
4824 fc_remove_host(base_vha->host);
4825
4826 scsi_remove_host(base_vha->host);
4827
4828 base_vha->flags.init_done = 0;
4829 qla25xx_delete_queues(base_vha);
4830 qla2x00_free_irqs(base_vha);
4831 qla2x00_free_fcports(base_vha);
4832 qla2x00_mem_free(ha);
4833 qla82xx_md_free(base_vha);
4834 qla2x00_free_queues(ha);
4835
4836 qla2x00_unmap_iobases(ha);
4837
4838 pci_release_selected_regions(ha->pdev, ha->bars);
4839 pci_disable_pcie_error_reporting(pdev);
4840 pci_disable_device(pdev);
4841
4842 /*
4843 * Let qla2x00_remove_one cleanup qla_hw_data on device removal.
4844 */
4845 }
4846
4847 /**************************************************************************
4848 * qla2x00_do_dpc
4849 * This kernel thread is a task that is schedule by the interrupt handler
4850 * to perform the background processing for interrupts.
4851 *
4852 * Notes:
4853 * This task always run in the context of a kernel thread. It
4854 * is kick-off by the driver's detect code and starts up
4855 * up one per adapter. It immediately goes to sleep and waits for
4856 * some fibre event. When either the interrupt handler or
4857 * the timer routine detects a event it will one of the task
4858 * bits then wake us up.
4859 **************************************************************************/
4860 static int
4861 qla2x00_do_dpc(void *data)
4862 {
4863 int rval;
4864 scsi_qla_host_t *base_vha;
4865 struct qla_hw_data *ha;
4866
4867 ha = (struct qla_hw_data *)data;
4868 base_vha = pci_get_drvdata(ha->pdev);
4869
4870 set_user_nice(current, MIN_NICE);
4871
4872 set_current_state(TASK_INTERRUPTIBLE);
4873 while (!kthread_should_stop()) {
4874 ql_dbg(ql_dbg_dpc, base_vha, 0x4000,
4875 "DPC handler sleeping.\n");
4876
4877 schedule();
4878
4879 if (!base_vha->flags.init_done || ha->flags.mbox_busy)
4880 goto end_loop;
4881
4882 if (ha->flags.eeh_busy) {
4883 ql_dbg(ql_dbg_dpc, base_vha, 0x4003,
4884 "eeh_busy=%d.\n", ha->flags.eeh_busy);
4885 goto end_loop;
4886 }
4887
4888 ha->dpc_active = 1;
4889
4890 ql_dbg(ql_dbg_dpc + ql_dbg_verbose, base_vha, 0x4001,
4891 "DPC handler waking up, dpc_flags=0x%lx.\n",
4892 base_vha->dpc_flags);
4893
4894 qla2x00_do_work(base_vha);
4895
4896 if (IS_P3P_TYPE(ha)) {
4897 if (IS_QLA8044(ha)) {
4898 if (test_and_clear_bit(ISP_UNRECOVERABLE,
4899 &base_vha->dpc_flags)) {
4900 qla8044_idc_lock(ha);
4901 qla8044_wr_direct(base_vha,
4902 QLA8044_CRB_DEV_STATE_INDEX,
4903 QLA8XXX_DEV_FAILED);
4904 qla8044_idc_unlock(ha);
4905 ql_log(ql_log_info, base_vha, 0x4004,
4906 "HW State: FAILED.\n");
4907 qla8044_device_state_handler(base_vha);
4908 continue;
4909 }
4910
4911 } else {
4912 if (test_and_clear_bit(ISP_UNRECOVERABLE,
4913 &base_vha->dpc_flags)) {
4914 qla82xx_idc_lock(ha);
4915 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
4916 QLA8XXX_DEV_FAILED);
4917 qla82xx_idc_unlock(ha);
4918 ql_log(ql_log_info, base_vha, 0x0151,
4919 "HW State: FAILED.\n");
4920 qla82xx_device_state_handler(base_vha);
4921 continue;
4922 }
4923 }
4924
4925 if (test_and_clear_bit(FCOE_CTX_RESET_NEEDED,
4926 &base_vha->dpc_flags)) {
4927
4928 ql_dbg(ql_dbg_dpc, base_vha, 0x4005,
4929 "FCoE context reset scheduled.\n");
4930 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
4931 &base_vha->dpc_flags))) {
4932 if (qla82xx_fcoe_ctx_reset(base_vha)) {
4933 /* FCoE-ctx reset failed.
4934 * Escalate to chip-reset
4935 */
4936 set_bit(ISP_ABORT_NEEDED,
4937 &base_vha->dpc_flags);
4938 }
4939 clear_bit(ABORT_ISP_ACTIVE,
4940 &base_vha->dpc_flags);
4941 }
4942
4943 ql_dbg(ql_dbg_dpc, base_vha, 0x4006,
4944 "FCoE context reset end.\n");
4945 }
4946 } else if (IS_QLAFX00(ha)) {
4947 if (test_and_clear_bit(ISP_UNRECOVERABLE,
4948 &base_vha->dpc_flags)) {
4949 ql_dbg(ql_dbg_dpc, base_vha, 0x4020,
4950 "Firmware Reset Recovery\n");
4951 if (qlafx00_reset_initialize(base_vha)) {
4952 /* Failed. Abort isp later. */
4953 if (!test_bit(UNLOADING,
4954 &base_vha->dpc_flags)) {
4955 set_bit(ISP_UNRECOVERABLE,
4956 &base_vha->dpc_flags);
4957 ql_dbg(ql_dbg_dpc, base_vha,
4958 0x4021,
4959 "Reset Recovery Failed\n");
4960 }
4961 }
4962 }
4963
4964 if (test_and_clear_bit(FX00_TARGET_SCAN,
4965 &base_vha->dpc_flags)) {
4966 ql_dbg(ql_dbg_dpc, base_vha, 0x4022,
4967 "ISPFx00 Target Scan scheduled\n");
4968 if (qlafx00_rescan_isp(base_vha)) {
4969 if (!test_bit(UNLOADING,
4970 &base_vha->dpc_flags))
4971 set_bit(ISP_UNRECOVERABLE,
4972 &base_vha->dpc_flags);
4973 ql_dbg(ql_dbg_dpc, base_vha, 0x401e,
4974 "ISPFx00 Target Scan Failed\n");
4975 }
4976 ql_dbg(ql_dbg_dpc, base_vha, 0x401f,
4977 "ISPFx00 Target Scan End\n");
4978 }
4979 if (test_and_clear_bit(FX00_HOST_INFO_RESEND,
4980 &base_vha->dpc_flags)) {
4981 ql_dbg(ql_dbg_dpc, base_vha, 0x4023,
4982 "ISPFx00 Host Info resend scheduled\n");
4983 qlafx00_fx_disc(base_vha,
4984 &base_vha->hw->mr.fcport,
4985 FXDISC_REG_HOST_INFO);
4986 }
4987 }
4988
4989 if (test_and_clear_bit(ISP_ABORT_NEEDED,
4990 &base_vha->dpc_flags)) {
4991
4992 ql_dbg(ql_dbg_dpc, base_vha, 0x4007,
4993 "ISP abort scheduled.\n");
4994 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
4995 &base_vha->dpc_flags))) {
4996
4997 if (ha->isp_ops->abort_isp(base_vha)) {
4998 /* failed. retry later */
4999 set_bit(ISP_ABORT_NEEDED,
5000 &base_vha->dpc_flags);
5001 }
5002 clear_bit(ABORT_ISP_ACTIVE,
5003 &base_vha->dpc_flags);
5004 }
5005
5006 ql_dbg(ql_dbg_dpc, base_vha, 0x4008,
5007 "ISP abort end.\n");
5008 }
5009
5010 if (test_and_clear_bit(FCPORT_UPDATE_NEEDED,
5011 &base_vha->dpc_flags)) {
5012 qla2x00_update_fcports(base_vha);
5013 }
5014
5015 if (test_bit(SCR_PENDING, &base_vha->dpc_flags)) {
5016 int ret;
5017 ret = qla2x00_send_change_request(base_vha, 0x3, 0);
5018 if (ret != QLA_SUCCESS)
5019 ql_log(ql_log_warn, base_vha, 0x121,
5020 "Failed to enable receiving of RSCN "
5021 "requests: 0x%x.\n", ret);
5022 clear_bit(SCR_PENDING, &base_vha->dpc_flags);
5023 }
5024
5025 if (IS_QLAFX00(ha))
5026 goto loop_resync_check;
5027
5028 if (test_bit(ISP_QUIESCE_NEEDED, &base_vha->dpc_flags)) {
5029 ql_dbg(ql_dbg_dpc, base_vha, 0x4009,
5030 "Quiescence mode scheduled.\n");
5031 if (IS_P3P_TYPE(ha)) {
5032 if (IS_QLA82XX(ha))
5033 qla82xx_device_state_handler(base_vha);
5034 if (IS_QLA8044(ha))
5035 qla8044_device_state_handler(base_vha);
5036 clear_bit(ISP_QUIESCE_NEEDED,
5037 &base_vha->dpc_flags);
5038 if (!ha->flags.quiesce_owner) {
5039 qla2x00_perform_loop_resync(base_vha);
5040 if (IS_QLA82XX(ha)) {
5041 qla82xx_idc_lock(ha);
5042 qla82xx_clear_qsnt_ready(
5043 base_vha);
5044 qla82xx_idc_unlock(ha);
5045 } else if (IS_QLA8044(ha)) {
5046 qla8044_idc_lock(ha);
5047 qla8044_clear_qsnt_ready(
5048 base_vha);
5049 qla8044_idc_unlock(ha);
5050 }
5051 }
5052 } else {
5053 clear_bit(ISP_QUIESCE_NEEDED,
5054 &base_vha->dpc_flags);
5055 qla2x00_quiesce_io(base_vha);
5056 }
5057 ql_dbg(ql_dbg_dpc, base_vha, 0x400a,
5058 "Quiescence mode end.\n");
5059 }
5060
5061 if (test_and_clear_bit(RESET_MARKER_NEEDED,
5062 &base_vha->dpc_flags) &&
5063 (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) {
5064
5065 ql_dbg(ql_dbg_dpc, base_vha, 0x400b,
5066 "Reset marker scheduled.\n");
5067 qla2x00_rst_aen(base_vha);
5068 clear_bit(RESET_ACTIVE, &base_vha->dpc_flags);
5069 ql_dbg(ql_dbg_dpc, base_vha, 0x400c,
5070 "Reset marker end.\n");
5071 }
5072
5073 /* Retry each device up to login retry count */
5074 if ((test_and_clear_bit(RELOGIN_NEEDED,
5075 &base_vha->dpc_flags)) &&
5076 !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) &&
5077 atomic_read(&base_vha->loop_state) != LOOP_DOWN) {
5078
5079 ql_dbg(ql_dbg_dpc, base_vha, 0x400d,
5080 "Relogin scheduled.\n");
5081 qla2x00_relogin(base_vha);
5082 ql_dbg(ql_dbg_dpc, base_vha, 0x400e,
5083 "Relogin end.\n");
5084 }
5085 loop_resync_check:
5086 if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
5087 &base_vha->dpc_flags)) {
5088
5089 ql_dbg(ql_dbg_dpc, base_vha, 0x400f,
5090 "Loop resync scheduled.\n");
5091
5092 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE,
5093 &base_vha->dpc_flags))) {
5094
5095 rval = qla2x00_loop_resync(base_vha);
5096
5097 clear_bit(LOOP_RESYNC_ACTIVE,
5098 &base_vha->dpc_flags);
5099 }
5100
5101 ql_dbg(ql_dbg_dpc, base_vha, 0x4010,
5102 "Loop resync end.\n");
5103 }
5104
5105 if (IS_QLAFX00(ha))
5106 goto intr_on_check;
5107
5108 if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) &&
5109 atomic_read(&base_vha->loop_state) == LOOP_READY) {
5110 clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags);
5111 qla2xxx_flash_npiv_conf(base_vha);
5112 }
5113
5114 intr_on_check:
5115 if (!ha->interrupts_on)
5116 ha->isp_ops->enable_intrs(ha);
5117
5118 if (test_and_clear_bit(BEACON_BLINK_NEEDED,
5119 &base_vha->dpc_flags)) {
5120 if (ha->beacon_blink_led == 1)
5121 ha->isp_ops->beacon_blink(base_vha);
5122 }
5123
5124 if (!IS_QLAFX00(ha))
5125 qla2x00_do_dpc_all_vps(base_vha);
5126
5127 ha->dpc_active = 0;
5128 end_loop:
5129 set_current_state(TASK_INTERRUPTIBLE);
5130 } /* End of while(1) */
5131 __set_current_state(TASK_RUNNING);
5132
5133 ql_dbg(ql_dbg_dpc, base_vha, 0x4011,
5134 "DPC handler exiting.\n");
5135
5136 /*
5137 * Make sure that nobody tries to wake us up again.
5138 */
5139 ha->dpc_active = 0;
5140
5141 /* Cleanup any residual CTX SRBs. */
5142 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
5143
5144 return 0;
5145 }
5146
5147 void
5148 qla2xxx_wake_dpc(struct scsi_qla_host *vha)
5149 {
5150 struct qla_hw_data *ha = vha->hw;
5151 struct task_struct *t = ha->dpc_thread;
5152
5153 if (!test_bit(UNLOADING, &vha->dpc_flags) && t)
5154 wake_up_process(t);
5155 }
5156
5157 /*
5158 * qla2x00_rst_aen
5159 * Processes asynchronous reset.
5160 *
5161 * Input:
5162 * ha = adapter block pointer.
5163 */
5164 static void
5165 qla2x00_rst_aen(scsi_qla_host_t *vha)
5166 {
5167 if (vha->flags.online && !vha->flags.reset_active &&
5168 !atomic_read(&vha->loop_down_timer) &&
5169 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) {
5170 do {
5171 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5172
5173 /*
5174 * Issue marker command only when we are going to start
5175 * the I/O.
5176 */
5177 vha->marker_needed = 1;
5178 } while (!atomic_read(&vha->loop_down_timer) &&
5179 (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)));
5180 }
5181 }
5182
5183 /**************************************************************************
5184 * qla2x00_timer
5185 *
5186 * Description:
5187 * One second timer
5188 *
5189 * Context: Interrupt
5190 ***************************************************************************/
5191 void
5192 qla2x00_timer(scsi_qla_host_t *vha)
5193 {
5194 unsigned long cpu_flags = 0;
5195 int start_dpc = 0;
5196 int index;
5197 srb_t *sp;
5198 uint16_t w;
5199 struct qla_hw_data *ha = vha->hw;
5200 struct req_que *req;
5201
5202 if (ha->flags.eeh_busy) {
5203 ql_dbg(ql_dbg_timer, vha, 0x6000,
5204 "EEH = %d, restarting timer.\n",
5205 ha->flags.eeh_busy);
5206 qla2x00_restart_timer(vha, WATCH_INTERVAL);
5207 return;
5208 }
5209
5210 /*
5211 * Hardware read to raise pending EEH errors during mailbox waits. If
5212 * the read returns -1 then disable the board.
5213 */
5214 if (!pci_channel_offline(ha->pdev)) {
5215 pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
5216 qla2x00_check_reg16_for_disconnect(vha, w);
5217 }
5218
5219 /* Make sure qla82xx_watchdog is run only for physical port */
5220 if (!vha->vp_idx && IS_P3P_TYPE(ha)) {
5221 if (test_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags))
5222 start_dpc++;
5223 if (IS_QLA82XX(ha))
5224 qla82xx_watchdog(vha);
5225 else if (IS_QLA8044(ha))
5226 qla8044_watchdog(vha);
5227 }
5228
5229 if (!vha->vp_idx && IS_QLAFX00(ha))
5230 qlafx00_timer_routine(vha);
5231
5232 /* Loop down handler. */
5233 if (atomic_read(&vha->loop_down_timer) > 0 &&
5234 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) &&
5235 !(test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags))
5236 && vha->flags.online) {
5237
5238 if (atomic_read(&vha->loop_down_timer) ==
5239 vha->loop_down_abort_time) {
5240
5241 ql_log(ql_log_info, vha, 0x6008,
5242 "Loop down - aborting the queues before time expires.\n");
5243
5244 if (!IS_QLA2100(ha) && vha->link_down_timeout)
5245 atomic_set(&vha->loop_state, LOOP_DEAD);
5246
5247 /*
5248 * Schedule an ISP abort to return any FCP2-device
5249 * commands.
5250 */
5251 /* NPIV - scan physical port only */
5252 if (!vha->vp_idx) {
5253 spin_lock_irqsave(&ha->hardware_lock,
5254 cpu_flags);
5255 req = ha->req_q_map[0];
5256 for (index = 1;
5257 index < req->num_outstanding_cmds;
5258 index++) {
5259 fc_port_t *sfcp;
5260
5261 sp = req->outstanding_cmds[index];
5262 if (!sp)
5263 continue;
5264 if (sp->type != SRB_SCSI_CMD)
5265 continue;
5266 sfcp = sp->fcport;
5267 if (!(sfcp->flags & FCF_FCP2_DEVICE))
5268 continue;
5269
5270 if (IS_QLA82XX(ha))
5271 set_bit(FCOE_CTX_RESET_NEEDED,
5272 &vha->dpc_flags);
5273 else
5274 set_bit(ISP_ABORT_NEEDED,
5275 &vha->dpc_flags);
5276 break;
5277 }
5278 spin_unlock_irqrestore(&ha->hardware_lock,
5279 cpu_flags);
5280 }
5281 start_dpc++;
5282 }
5283
5284 /* if the loop has been down for 4 minutes, reinit adapter */
5285 if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
5286 if (!(vha->device_flags & DFLG_NO_CABLE)) {
5287 ql_log(ql_log_warn, vha, 0x6009,
5288 "Loop down - aborting ISP.\n");
5289
5290 if (IS_QLA82XX(ha))
5291 set_bit(FCOE_CTX_RESET_NEEDED,
5292 &vha->dpc_flags);
5293 else
5294 set_bit(ISP_ABORT_NEEDED,
5295 &vha->dpc_flags);
5296 }
5297 }
5298 ql_dbg(ql_dbg_timer, vha, 0x600a,
5299 "Loop down - seconds remaining %d.\n",
5300 atomic_read(&vha->loop_down_timer));
5301 }
5302 /* Check if beacon LED needs to be blinked for physical host only */
5303 if (!vha->vp_idx && (ha->beacon_blink_led == 1)) {
5304 /* There is no beacon_blink function for ISP82xx */
5305 if (!IS_P3P_TYPE(ha)) {
5306 set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags);
5307 start_dpc++;
5308 }
5309 }
5310
5311 /* Process any deferred work. */
5312 if (!list_empty(&vha->work_list))
5313 start_dpc++;
5314
5315 /* Schedule the DPC routine if needed */
5316 if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
5317 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
5318 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) ||
5319 start_dpc ||
5320 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) ||
5321 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) ||
5322 test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags) ||
5323 test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) ||
5324 test_bit(VP_DPC_NEEDED, &vha->dpc_flags) ||
5325 test_bit(RELOGIN_NEEDED, &vha->dpc_flags))) {
5326 ql_dbg(ql_dbg_timer, vha, 0x600b,
5327 "isp_abort_needed=%d loop_resync_needed=%d "
5328 "fcport_update_needed=%d start_dpc=%d "
5329 "reset_marker_needed=%d",
5330 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags),
5331 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags),
5332 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags),
5333 start_dpc,
5334 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags));
5335 ql_dbg(ql_dbg_timer, vha, 0x600c,
5336 "beacon_blink_needed=%d isp_unrecoverable=%d "
5337 "fcoe_ctx_reset_needed=%d vp_dpc_needed=%d "
5338 "relogin_needed=%d.\n",
5339 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags),
5340 test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags),
5341 test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags),
5342 test_bit(VP_DPC_NEEDED, &vha->dpc_flags),
5343 test_bit(RELOGIN_NEEDED, &vha->dpc_flags));
5344 qla2xxx_wake_dpc(vha);
5345 }
5346
5347 qla2x00_restart_timer(vha, WATCH_INTERVAL);
5348 }
5349
5350 /* Firmware interface routines. */
5351
5352 #define FW_BLOBS 11
5353 #define FW_ISP21XX 0
5354 #define FW_ISP22XX 1
5355 #define FW_ISP2300 2
5356 #define FW_ISP2322 3
5357 #define FW_ISP24XX 4
5358 #define FW_ISP25XX 5
5359 #define FW_ISP81XX 6
5360 #define FW_ISP82XX 7
5361 #define FW_ISP2031 8
5362 #define FW_ISP8031 9
5363 #define FW_ISP27XX 10
5364
5365 #define FW_FILE_ISP21XX "ql2100_fw.bin"
5366 #define FW_FILE_ISP22XX "ql2200_fw.bin"
5367 #define FW_FILE_ISP2300 "ql2300_fw.bin"
5368 #define FW_FILE_ISP2322 "ql2322_fw.bin"
5369 #define FW_FILE_ISP24XX "ql2400_fw.bin"
5370 #define FW_FILE_ISP25XX "ql2500_fw.bin"
5371 #define FW_FILE_ISP81XX "ql8100_fw.bin"
5372 #define FW_FILE_ISP82XX "ql8200_fw.bin"
5373 #define FW_FILE_ISP2031 "ql2600_fw.bin"
5374 #define FW_FILE_ISP8031 "ql8300_fw.bin"
5375 #define FW_FILE_ISP27XX "ql2700_fw.bin"
5376
5377
5378 static DEFINE_MUTEX(qla_fw_lock);
5379
5380 static struct fw_blob qla_fw_blobs[FW_BLOBS] = {
5381 { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, },
5382 { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, },
5383 { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, },
5384 { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, },
5385 { .name = FW_FILE_ISP24XX, },
5386 { .name = FW_FILE_ISP25XX, },
5387 { .name = FW_FILE_ISP81XX, },
5388 { .name = FW_FILE_ISP82XX, },
5389 { .name = FW_FILE_ISP2031, },
5390 { .name = FW_FILE_ISP8031, },
5391 { .name = FW_FILE_ISP27XX, },
5392 };
5393
5394 struct fw_blob *
5395 qla2x00_request_firmware(scsi_qla_host_t *vha)
5396 {
5397 struct qla_hw_data *ha = vha->hw;
5398 struct fw_blob *blob;
5399
5400 if (IS_QLA2100(ha)) {
5401 blob = &qla_fw_blobs[FW_ISP21XX];
5402 } else if (IS_QLA2200(ha)) {
5403 blob = &qla_fw_blobs[FW_ISP22XX];
5404 } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
5405 blob = &qla_fw_blobs[FW_ISP2300];
5406 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
5407 blob = &qla_fw_blobs[FW_ISP2322];
5408 } else if (IS_QLA24XX_TYPE(ha)) {
5409 blob = &qla_fw_blobs[FW_ISP24XX];
5410 } else if (IS_QLA25XX(ha)) {
5411 blob = &qla_fw_blobs[FW_ISP25XX];
5412 } else if (IS_QLA81XX(ha)) {
5413 blob = &qla_fw_blobs[FW_ISP81XX];
5414 } else if (IS_QLA82XX(ha)) {
5415 blob = &qla_fw_blobs[FW_ISP82XX];
5416 } else if (IS_QLA2031(ha)) {
5417 blob = &qla_fw_blobs[FW_ISP2031];
5418 } else if (IS_QLA8031(ha)) {
5419 blob = &qla_fw_blobs[FW_ISP8031];
5420 } else if (IS_QLA27XX(ha)) {
5421 blob = &qla_fw_blobs[FW_ISP27XX];
5422 } else {
5423 return NULL;
5424 }
5425
5426 mutex_lock(&qla_fw_lock);
5427 if (blob->fw)
5428 goto out;
5429
5430 if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) {
5431 ql_log(ql_log_warn, vha, 0x0063,
5432 "Failed to load firmware image (%s).\n", blob->name);
5433 blob->fw = NULL;
5434 blob = NULL;
5435 goto out;
5436 }
5437
5438 out:
5439 mutex_unlock(&qla_fw_lock);
5440 return blob;
5441 }
5442
5443 static void
5444 qla2x00_release_firmware(void)
5445 {
5446 int idx;
5447
5448 mutex_lock(&qla_fw_lock);
5449 for (idx = 0; idx < FW_BLOBS; idx++)
5450 release_firmware(qla_fw_blobs[idx].fw);
5451 mutex_unlock(&qla_fw_lock);
5452 }
5453
5454 static pci_ers_result_t
5455 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
5456 {
5457 scsi_qla_host_t *vha = pci_get_drvdata(pdev);
5458 struct qla_hw_data *ha = vha->hw;
5459
5460 ql_dbg(ql_dbg_aer, vha, 0x9000,
5461 "PCI error detected, state %x.\n", state);
5462
5463 switch (state) {
5464 case pci_channel_io_normal:
5465 ha->flags.eeh_busy = 0;
5466 return PCI_ERS_RESULT_CAN_RECOVER;
5467 case pci_channel_io_frozen:
5468 ha->flags.eeh_busy = 1;
5469 /* For ISP82XX complete any pending mailbox cmd */
5470 if (IS_QLA82XX(ha)) {
5471 ha->flags.isp82xx_fw_hung = 1;
5472 ql_dbg(ql_dbg_aer, vha, 0x9001, "Pci channel io frozen\n");
5473 qla82xx_clear_pending_mbx(vha);
5474 }
5475 qla2x00_free_irqs(vha);
5476 pci_disable_device(pdev);
5477 /* Return back all IOs */
5478 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
5479 return PCI_ERS_RESULT_NEED_RESET;
5480 case pci_channel_io_perm_failure:
5481 ha->flags.pci_channel_io_perm_failure = 1;
5482 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
5483 return PCI_ERS_RESULT_DISCONNECT;
5484 }
5485 return PCI_ERS_RESULT_NEED_RESET;
5486 }
5487
5488 static pci_ers_result_t
5489 qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
5490 {
5491 int risc_paused = 0;
5492 uint32_t stat;
5493 unsigned long flags;
5494 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
5495 struct qla_hw_data *ha = base_vha->hw;
5496 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
5497 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
5498
5499 if (IS_QLA82XX(ha))
5500 return PCI_ERS_RESULT_RECOVERED;
5501
5502 spin_lock_irqsave(&ha->hardware_lock, flags);
5503 if (IS_QLA2100(ha) || IS_QLA2200(ha)){
5504 stat = RD_REG_DWORD(&reg->hccr);
5505 if (stat & HCCR_RISC_PAUSE)
5506 risc_paused = 1;
5507 } else if (IS_QLA23XX(ha)) {
5508 stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
5509 if (stat & HSR_RISC_PAUSED)
5510 risc_paused = 1;
5511 } else if (IS_FWI2_CAPABLE(ha)) {
5512 stat = RD_REG_DWORD(&reg24->host_status);
5513 if (stat & HSRX_RISC_PAUSED)
5514 risc_paused = 1;
5515 }
5516 spin_unlock_irqrestore(&ha->hardware_lock, flags);
5517
5518 if (risc_paused) {
5519 ql_log(ql_log_info, base_vha, 0x9003,
5520 "RISC paused -- mmio_enabled, Dumping firmware.\n");
5521 ha->isp_ops->fw_dump(base_vha, 0);
5522
5523 return PCI_ERS_RESULT_NEED_RESET;
5524 } else
5525 return PCI_ERS_RESULT_RECOVERED;
5526 }
5527
5528 static uint32_t
5529 qla82xx_error_recovery(scsi_qla_host_t *base_vha)
5530 {
5531 uint32_t rval = QLA_FUNCTION_FAILED;
5532 uint32_t drv_active = 0;
5533 struct qla_hw_data *ha = base_vha->hw;
5534 int fn;
5535 struct pci_dev *other_pdev = NULL;
5536
5537 ql_dbg(ql_dbg_aer, base_vha, 0x9006,
5538 "Entered %s.\n", __func__);
5539
5540 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
5541
5542 if (base_vha->flags.online) {
5543 /* Abort all outstanding commands,
5544 * so as to be requeued later */
5545 qla2x00_abort_isp_cleanup(base_vha);
5546 }
5547
5548
5549 fn = PCI_FUNC(ha->pdev->devfn);
5550 while (fn > 0) {
5551 fn--;
5552 ql_dbg(ql_dbg_aer, base_vha, 0x9007,
5553 "Finding pci device at function = 0x%x.\n", fn);
5554 other_pdev =
5555 pci_get_domain_bus_and_slot(pci_domain_nr(ha->pdev->bus),
5556 ha->pdev->bus->number, PCI_DEVFN(PCI_SLOT(ha->pdev->devfn),
5557 fn));
5558
5559 if (!other_pdev)
5560 continue;
5561 if (atomic_read(&other_pdev->enable_cnt)) {
5562 ql_dbg(ql_dbg_aer, base_vha, 0x9008,
5563 "Found PCI func available and enable at 0x%x.\n",
5564 fn);
5565 pci_dev_put(other_pdev);
5566 break;
5567 }
5568 pci_dev_put(other_pdev);
5569 }
5570
5571 if (!fn) {
5572 /* Reset owner */
5573 ql_dbg(ql_dbg_aer, base_vha, 0x9009,
5574 "This devfn is reset owner = 0x%x.\n",
5575 ha->pdev->devfn);
5576 qla82xx_idc_lock(ha);
5577
5578 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
5579 QLA8XXX_DEV_INITIALIZING);
5580
5581 qla82xx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION,
5582 QLA82XX_IDC_VERSION);
5583
5584 drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE);
5585 ql_dbg(ql_dbg_aer, base_vha, 0x900a,
5586 "drv_active = 0x%x.\n", drv_active);
5587
5588 qla82xx_idc_unlock(ha);
5589 /* Reset if device is not already reset
5590 * drv_active would be 0 if a reset has already been done
5591 */
5592 if (drv_active)
5593 rval = qla82xx_start_firmware(base_vha);
5594 else
5595 rval = QLA_SUCCESS;
5596 qla82xx_idc_lock(ha);
5597
5598 if (rval != QLA_SUCCESS) {
5599 ql_log(ql_log_info, base_vha, 0x900b,
5600 "HW State: FAILED.\n");
5601 qla82xx_clear_drv_active(ha);
5602 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
5603 QLA8XXX_DEV_FAILED);
5604 } else {
5605 ql_log(ql_log_info, base_vha, 0x900c,
5606 "HW State: READY.\n");
5607 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
5608 QLA8XXX_DEV_READY);
5609 qla82xx_idc_unlock(ha);
5610 ha->flags.isp82xx_fw_hung = 0;
5611 rval = qla82xx_restart_isp(base_vha);
5612 qla82xx_idc_lock(ha);
5613 /* Clear driver state register */
5614 qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, 0);
5615 qla82xx_set_drv_active(base_vha);
5616 }
5617 qla82xx_idc_unlock(ha);
5618 } else {
5619 ql_dbg(ql_dbg_aer, base_vha, 0x900d,
5620 "This devfn is not reset owner = 0x%x.\n",
5621 ha->pdev->devfn);
5622 if ((qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE) ==
5623 QLA8XXX_DEV_READY)) {
5624 ha->flags.isp82xx_fw_hung = 0;
5625 rval = qla82xx_restart_isp(base_vha);
5626 qla82xx_idc_lock(ha);
5627 qla82xx_set_drv_active(base_vha);
5628 qla82xx_idc_unlock(ha);
5629 }
5630 }
5631 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
5632
5633 return rval;
5634 }
5635
5636 static pci_ers_result_t
5637 qla2xxx_pci_slot_reset(struct pci_dev *pdev)
5638 {
5639 pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT;
5640 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
5641 struct qla_hw_data *ha = base_vha->hw;
5642 struct rsp_que *rsp;
5643 int rc, retries = 10;
5644
5645 ql_dbg(ql_dbg_aer, base_vha, 0x9004,
5646 "Slot Reset.\n");
5647
5648 /* Workaround: qla2xxx driver which access hardware earlier
5649 * needs error state to be pci_channel_io_online.
5650 * Otherwise mailbox command timesout.
5651 */
5652 pdev->error_state = pci_channel_io_normal;
5653
5654 pci_restore_state(pdev);
5655
5656 /* pci_restore_state() clears the saved_state flag of the device
5657 * save restored state which resets saved_state flag
5658 */
5659 pci_save_state(pdev);
5660
5661 if (ha->mem_only)
5662 rc = pci_enable_device_mem(pdev);
5663 else
5664 rc = pci_enable_device(pdev);
5665
5666 if (rc) {
5667 ql_log(ql_log_warn, base_vha, 0x9005,
5668 "Can't re-enable PCI device after reset.\n");
5669 goto exit_slot_reset;
5670 }
5671
5672 rsp = ha->rsp_q_map[0];
5673 if (qla2x00_request_irqs(ha, rsp))
5674 goto exit_slot_reset;
5675
5676 if (ha->isp_ops->pci_config(base_vha))
5677 goto exit_slot_reset;
5678
5679 if (IS_QLA82XX(ha)) {
5680 if (qla82xx_error_recovery(base_vha) == QLA_SUCCESS) {
5681 ret = PCI_ERS_RESULT_RECOVERED;
5682 goto exit_slot_reset;
5683 } else
5684 goto exit_slot_reset;
5685 }
5686
5687 while (ha->flags.mbox_busy && retries--)
5688 msleep(1000);
5689
5690 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
5691 if (ha->isp_ops->abort_isp(base_vha) == QLA_SUCCESS)
5692 ret = PCI_ERS_RESULT_RECOVERED;
5693 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
5694
5695
5696 exit_slot_reset:
5697 ql_dbg(ql_dbg_aer, base_vha, 0x900e,
5698 "slot_reset return %x.\n", ret);
5699
5700 return ret;
5701 }
5702
5703 static void
5704 qla2xxx_pci_resume(struct pci_dev *pdev)
5705 {
5706 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
5707 struct qla_hw_data *ha = base_vha->hw;
5708 int ret;
5709
5710 ql_dbg(ql_dbg_aer, base_vha, 0x900f,
5711 "pci_resume.\n");
5712
5713 ret = qla2x00_wait_for_hba_online(base_vha);
5714 if (ret != QLA_SUCCESS) {
5715 ql_log(ql_log_fatal, base_vha, 0x9002,
5716 "The device failed to resume I/O from slot/link_reset.\n");
5717 }
5718
5719 pci_cleanup_aer_uncorrect_error_status(pdev);
5720
5721 ha->flags.eeh_busy = 0;
5722 }
5723
5724 static void
5725 qla83xx_disable_laser(scsi_qla_host_t *vha)
5726 {
5727 uint32_t reg, data, fn;
5728 struct qla_hw_data *ha = vha->hw;
5729 struct device_reg_24xx __iomem *isp_reg = &ha->iobase->isp24;
5730
5731 /* pci func #/port # */
5732 ql_dbg(ql_dbg_init, vha, 0x004b,
5733 "Disabling Laser for hba: %p\n", vha);
5734
5735 fn = (RD_REG_DWORD(&isp_reg->ctrl_status) &
5736 (BIT_15|BIT_14|BIT_13|BIT_12));
5737
5738 fn = (fn >> 12);
5739
5740 if (fn & 1)
5741 reg = PORT_1_2031;
5742 else
5743 reg = PORT_0_2031;
5744
5745 data = LASER_OFF_2031;
5746
5747 qla83xx_wr_reg(vha, reg, data);
5748 }
5749
5750 static const struct pci_error_handlers qla2xxx_err_handler = {
5751 .error_detected = qla2xxx_pci_error_detected,
5752 .mmio_enabled = qla2xxx_pci_mmio_enabled,
5753 .slot_reset = qla2xxx_pci_slot_reset,
5754 .resume = qla2xxx_pci_resume,
5755 };
5756
5757 static struct pci_device_id qla2xxx_pci_tbl[] = {
5758 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) },
5759 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) },
5760 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) },
5761 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) },
5762 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) },
5763 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) },
5764 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) },
5765 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) },
5766 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) },
5767 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) },
5768 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) },
5769 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) },
5770 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) },
5771 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2031) },
5772 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) },
5773 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8021) },
5774 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8031) },
5775 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISPF001) },
5776 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8044) },
5777 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2071) },
5778 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2271) },
5779 { 0 },
5780 };
5781 MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
5782
5783 static struct pci_driver qla2xxx_pci_driver = {
5784 .name = QLA2XXX_DRIVER_NAME,
5785 .driver = {
5786 .owner = THIS_MODULE,
5787 },
5788 .id_table = qla2xxx_pci_tbl,
5789 .probe = qla2x00_probe_one,
5790 .remove = qla2x00_remove_one,
5791 .shutdown = qla2x00_shutdown,
5792 .err_handler = &qla2xxx_err_handler,
5793 };
5794
5795 static const struct file_operations apidev_fops = {
5796 .owner = THIS_MODULE,
5797 .llseek = noop_llseek,
5798 };
5799
5800 /**
5801 * qla2x00_module_init - Module initialization.
5802 **/
5803 static int __init
5804 qla2x00_module_init(void)
5805 {
5806 int ret = 0;
5807
5808 /* Allocate cache for SRBs. */
5809 srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
5810 SLAB_HWCACHE_ALIGN, NULL);
5811 if (srb_cachep == NULL) {
5812 ql_log(ql_log_fatal, NULL, 0x0001,
5813 "Unable to allocate SRB cache...Failing load!.\n");
5814 return -ENOMEM;
5815 }
5816
5817 /* Initialize target kmem_cache and mem_pools */
5818 ret = qlt_init();
5819 if (ret < 0) {
5820 kmem_cache_destroy(srb_cachep);
5821 return ret;
5822 } else if (ret > 0) {
5823 /*
5824 * If initiator mode is explictly disabled by qlt_init(),
5825 * prevent scsi_transport_fc.c:fc_scsi_scan_rport() from
5826 * performing scsi_scan_target() during LOOP UP event.
5827 */
5828 qla2xxx_transport_functions.disable_target_scan = 1;
5829 qla2xxx_transport_vport_functions.disable_target_scan = 1;
5830 }
5831
5832 /* Derive version string. */
5833 strcpy(qla2x00_version_str, QLA2XXX_VERSION);
5834 if (ql2xextended_error_logging)
5835 strcat(qla2x00_version_str, "-debug");
5836
5837 qla2xxx_transport_template =
5838 fc_attach_transport(&qla2xxx_transport_functions);
5839 if (!qla2xxx_transport_template) {
5840 kmem_cache_destroy(srb_cachep);
5841 ql_log(ql_log_fatal, NULL, 0x0002,
5842 "fc_attach_transport failed...Failing load!.\n");
5843 qlt_exit();
5844 return -ENODEV;
5845 }
5846
5847 apidev_major = register_chrdev(0, QLA2XXX_APIDEV, &apidev_fops);
5848 if (apidev_major < 0) {
5849 ql_log(ql_log_fatal, NULL, 0x0003,
5850 "Unable to register char device %s.\n", QLA2XXX_APIDEV);
5851 }
5852
5853 qla2xxx_transport_vport_template =
5854 fc_attach_transport(&qla2xxx_transport_vport_functions);
5855 if (!qla2xxx_transport_vport_template) {
5856 kmem_cache_destroy(srb_cachep);
5857 qlt_exit();
5858 fc_release_transport(qla2xxx_transport_template);
5859 ql_log(ql_log_fatal, NULL, 0x0004,
5860 "fc_attach_transport vport failed...Failing load!.\n");
5861 return -ENODEV;
5862 }
5863 ql_log(ql_log_info, NULL, 0x0005,
5864 "QLogic Fibre Channel HBA Driver: %s.\n",
5865 qla2x00_version_str);
5866 ret = pci_register_driver(&qla2xxx_pci_driver);
5867 if (ret) {
5868 kmem_cache_destroy(srb_cachep);
5869 qlt_exit();
5870 fc_release_transport(qla2xxx_transport_template);
5871 fc_release_transport(qla2xxx_transport_vport_template);
5872 ql_log(ql_log_fatal, NULL, 0x0006,
5873 "pci_register_driver failed...ret=%d Failing load!.\n",
5874 ret);
5875 }
5876 return ret;
5877 }
5878
5879 /**
5880 * qla2x00_module_exit - Module cleanup.
5881 **/
5882 static void __exit
5883 qla2x00_module_exit(void)
5884 {
5885 unregister_chrdev(apidev_major, QLA2XXX_APIDEV);
5886 pci_unregister_driver(&qla2xxx_pci_driver);
5887 qla2x00_release_firmware();
5888 kmem_cache_destroy(srb_cachep);
5889 qlt_exit();
5890 if (ctx_cachep)
5891 kmem_cache_destroy(ctx_cachep);
5892 fc_release_transport(qla2xxx_transport_template);
5893 fc_release_transport(qla2xxx_transport_vport_template);
5894 }
5895
5896 module_init(qla2x00_module_init);
5897 module_exit(qla2x00_module_exit);
5898
5899 MODULE_AUTHOR("QLogic Corporation");
5900 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
5901 MODULE_LICENSE("GPL");
5902 MODULE_VERSION(QLA2XXX_VERSION);
5903 MODULE_FIRMWARE(FW_FILE_ISP21XX);
5904 MODULE_FIRMWARE(FW_FILE_ISP22XX);
5905 MODULE_FIRMWARE(FW_FILE_ISP2300);
5906 MODULE_FIRMWARE(FW_FILE_ISP2322);
5907 MODULE_FIRMWARE(FW_FILE_ISP24XX);
5908 MODULE_FIRMWARE(FW_FILE_ISP25XX);
Linux kernel - Deliverables
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