Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
fa90c54f | 2 | * QLogic Fibre Channel HBA Driver |
01e58d8e | 3 | * Copyright (c) 2003-2008 QLogic Corporation |
1da177e4 | 4 | * |
fa90c54f | 5 | * See LICENSE.qla2xxx for copyright and licensing details. |
1da177e4 LT |
6 | */ |
7 | #include "qla_def.h" | |
8 | ||
9 | #include <linux/moduleparam.h> | |
10 | #include <linux/vmalloc.h> | |
1da177e4 | 11 | #include <linux/delay.h> |
39a11240 | 12 | #include <linux/kthread.h> |
e1e82b6f | 13 | #include <linux/mutex.h> |
1da177e4 LT |
14 | |
15 | #include <scsi/scsi_tcq.h> | |
16 | #include <scsi/scsicam.h> | |
17 | #include <scsi/scsi_transport.h> | |
18 | #include <scsi/scsi_transport_fc.h> | |
19 | ||
20 | /* | |
21 | * Driver version | |
22 | */ | |
23 | char qla2x00_version_str[40]; | |
24 | ||
25 | /* | |
26 | * SRB allocation cache | |
27 | */ | |
e18b890b | 28 | static struct kmem_cache *srb_cachep; |
1da177e4 | 29 | |
1da177e4 LT |
30 | int ql2xlogintimeout = 20; |
31 | module_param(ql2xlogintimeout, int, S_IRUGO|S_IRUSR); | |
32 | MODULE_PARM_DESC(ql2xlogintimeout, | |
33 | "Login timeout value in seconds."); | |
34 | ||
a7b61842 | 35 | int qlport_down_retry; |
1da177e4 LT |
36 | module_param(qlport_down_retry, int, S_IRUGO|S_IRUSR); |
37 | MODULE_PARM_DESC(qlport_down_retry, | |
900d9f98 | 38 | "Maximum number of command retries to a port that returns " |
1da177e4 LT |
39 | "a PORT-DOWN status."); |
40 | ||
1da177e4 LT |
41 | int ql2xplogiabsentdevice; |
42 | module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR); | |
43 | MODULE_PARM_DESC(ql2xplogiabsentdevice, | |
44 | "Option to enable PLOGI to devices that are not present after " | |
900d9f98 | 45 | "a Fabric scan. This is needed for several broken switches. " |
1da177e4 LT |
46 | "Default is 0 - no PLOGI. 1 - perfom PLOGI."); |
47 | ||
1da177e4 LT |
48 | int ql2xloginretrycount = 0; |
49 | module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR); | |
50 | MODULE_PARM_DESC(ql2xloginretrycount, | |
51 | "Specify an alternate value for the NVRAM login retry count."); | |
52 | ||
a7a167bf AV |
53 | int ql2xallocfwdump = 1; |
54 | module_param(ql2xallocfwdump, int, S_IRUGO|S_IRUSR); | |
55 | MODULE_PARM_DESC(ql2xallocfwdump, | |
56 | "Option to enable allocation of memory for a firmware dump " | |
57 | "during HBA initialization. Memory allocation requirements " | |
58 | "vary by ISP type. Default is 1 - allocate memory."); | |
59 | ||
11010fec | 60 | int ql2xextended_error_logging; |
27d94035 | 61 | module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR); |
11010fec | 62 | MODULE_PARM_DESC(ql2xextended_error_logging, |
0181944f AV |
63 | "Option to enable extended error logging, " |
64 | "Default is 0 - no logging. 1 - log errors."); | |
65 | ||
1da177e4 LT |
66 | static void qla2x00_free_device(scsi_qla_host_t *); |
67 | ||
7e47e5ca | 68 | int ql2xfdmienable=1; |
cca5335c AV |
69 | module_param(ql2xfdmienable, int, S_IRUGO|S_IRUSR); |
70 | MODULE_PARM_DESC(ql2xfdmienable, | |
71 | "Enables FDMI registratons " | |
72 | "Default is 0 - no FDMI. 1 - perfom FDMI."); | |
73 | ||
df7baa50 AV |
74 | #define MAX_Q_DEPTH 32 |
75 | static int ql2xmaxqdepth = MAX_Q_DEPTH; | |
76 | module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR); | |
77 | MODULE_PARM_DESC(ql2xmaxqdepth, | |
78 | "Maximum queue depth to report for target devices."); | |
79 | ||
80 | int ql2xqfullrampup = 120; | |
81 | module_param(ql2xqfullrampup, int, S_IRUGO|S_IWUSR); | |
82 | MODULE_PARM_DESC(ql2xqfullrampup, | |
83 | "Number of seconds to wait to begin to ramp-up the queue " | |
84 | "depth for a device after a queue-full condition has been " | |
85 | "detected. Default is 120 seconds."); | |
86 | ||
e5896bd5 AV |
87 | int ql2xiidmaenable=1; |
88 | module_param(ql2xiidmaenable, int, S_IRUGO|S_IRUSR); | |
89 | MODULE_PARM_DESC(ql2xiidmaenable, | |
90 | "Enables iIDMA settings " | |
91 | "Default is 1 - perform iIDMA. 0 - no iIDMA."); | |
92 | ||
73208dfd AC |
93 | int ql2xmaxqueues = 1; |
94 | module_param(ql2xmaxqueues, int, S_IRUGO|S_IRUSR); | |
95 | MODULE_PARM_DESC(ql2xmaxqueues, | |
96 | "Enables MQ settings " | |
97 | "Default is 1 for single queue. Set it to number \ | |
98 | of queues in MQ mode."); | |
68ca949c AC |
99 | |
100 | int ql2xmultique_tag; | |
101 | module_param(ql2xmultique_tag, int, S_IRUGO|S_IRUSR); | |
102 | MODULE_PARM_DESC(ql2xmultique_tag, | |
103 | "Enables CPU affinity settings for the driver " | |
104 | "Default is 0 for no affinity of request and response IO. " | |
105 | "Set it to 1 to turn on the cpu affinity."); | |
1da177e4 | 106 | /* |
fa2a1ce5 | 107 | * SCSI host template entry points |
1da177e4 LT |
108 | */ |
109 | static int qla2xxx_slave_configure(struct scsi_device * device); | |
f4f051eb | 110 | static int qla2xxx_slave_alloc(struct scsi_device *); |
1e99e33a AV |
111 | static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time); |
112 | static void qla2xxx_scan_start(struct Scsi_Host *); | |
f4f051eb | 113 | static void qla2xxx_slave_destroy(struct scsi_device *); |
a5326f86 | 114 | static int qla2xxx_queuecommand(struct scsi_cmnd *cmd, |
fca29703 | 115 | void (*fn)(struct scsi_cmnd *)); |
1da177e4 LT |
116 | static int qla2xxx_eh_abort(struct scsi_cmnd *); |
117 | static int qla2xxx_eh_device_reset(struct scsi_cmnd *); | |
523ec773 | 118 | static int qla2xxx_eh_target_reset(struct scsi_cmnd *); |
1da177e4 LT |
119 | static int qla2xxx_eh_bus_reset(struct scsi_cmnd *); |
120 | static int qla2xxx_eh_host_reset(struct scsi_cmnd *); | |
1da177e4 | 121 | |
ce7e4af7 AV |
122 | static int qla2x00_change_queue_depth(struct scsi_device *, int); |
123 | static int qla2x00_change_queue_type(struct scsi_device *, int); | |
124 | ||
a5326f86 | 125 | struct scsi_host_template qla2xxx_driver_template = { |
1da177e4 | 126 | .module = THIS_MODULE, |
cb63067a | 127 | .name = QLA2XXX_DRIVER_NAME, |
a5326f86 | 128 | .queuecommand = qla2xxx_queuecommand, |
fca29703 AV |
129 | |
130 | .eh_abort_handler = qla2xxx_eh_abort, | |
131 | .eh_device_reset_handler = qla2xxx_eh_device_reset, | |
523ec773 | 132 | .eh_target_reset_handler = qla2xxx_eh_target_reset, |
fca29703 AV |
133 | .eh_bus_reset_handler = qla2xxx_eh_bus_reset, |
134 | .eh_host_reset_handler = qla2xxx_eh_host_reset, | |
135 | ||
136 | .slave_configure = qla2xxx_slave_configure, | |
137 | ||
138 | .slave_alloc = qla2xxx_slave_alloc, | |
139 | .slave_destroy = qla2xxx_slave_destroy, | |
ed677086 AV |
140 | .scan_finished = qla2xxx_scan_finished, |
141 | .scan_start = qla2xxx_scan_start, | |
ce7e4af7 AV |
142 | .change_queue_depth = qla2x00_change_queue_depth, |
143 | .change_queue_type = qla2x00_change_queue_type, | |
fca29703 AV |
144 | .this_id = -1, |
145 | .cmd_per_lun = 3, | |
146 | .use_clustering = ENABLE_CLUSTERING, | |
147 | .sg_tablesize = SG_ALL, | |
148 | ||
149 | .max_sectors = 0xFFFF, | |
afb046e2 | 150 | .shost_attrs = qla2x00_host_attrs, |
fca29703 AV |
151 | }; |
152 | ||
1da177e4 | 153 | static struct scsi_transport_template *qla2xxx_transport_template = NULL; |
2c3dfe3f | 154 | struct scsi_transport_template *qla2xxx_transport_vport_template = NULL; |
1da177e4 | 155 | |
1da177e4 LT |
156 | /* TODO Convert to inlines |
157 | * | |
158 | * Timer routines | |
159 | */ | |
1da177e4 | 160 | |
2c3dfe3f | 161 | __inline__ void |
e315cd28 | 162 | qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval) |
1da177e4 | 163 | { |
e315cd28 AC |
164 | init_timer(&vha->timer); |
165 | vha->timer.expires = jiffies + interval * HZ; | |
166 | vha->timer.data = (unsigned long)vha; | |
167 | vha->timer.function = (void (*)(unsigned long))func; | |
168 | add_timer(&vha->timer); | |
169 | vha->timer_active = 1; | |
1da177e4 LT |
170 | } |
171 | ||
172 | static inline void | |
e315cd28 | 173 | qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval) |
1da177e4 | 174 | { |
e315cd28 | 175 | mod_timer(&vha->timer, jiffies + interval * HZ); |
1da177e4 LT |
176 | } |
177 | ||
a824ebb3 | 178 | static __inline__ void |
e315cd28 | 179 | qla2x00_stop_timer(scsi_qla_host_t *vha) |
1da177e4 | 180 | { |
e315cd28 AC |
181 | del_timer_sync(&vha->timer); |
182 | vha->timer_active = 0; | |
1da177e4 LT |
183 | } |
184 | ||
1da177e4 LT |
185 | static int qla2x00_do_dpc(void *data); |
186 | ||
187 | static void qla2x00_rst_aen(scsi_qla_host_t *); | |
188 | ||
73208dfd AC |
189 | static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t, |
190 | struct req_que **, struct rsp_que **); | |
e315cd28 AC |
191 | static void qla2x00_mem_free(struct qla_hw_data *); |
192 | static void qla2x00_sp_free_dma(srb_t *); | |
1da177e4 | 193 | |
1da177e4 | 194 | /* -------------------------------------------------------------------------- */ |
73208dfd AC |
195 | static int qla2x00_alloc_queues(struct qla_hw_data *ha) |
196 | { | |
2afa19a9 | 197 | ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_req_queues, |
73208dfd AC |
198 | GFP_KERNEL); |
199 | if (!ha->req_q_map) { | |
200 | qla_printk(KERN_WARNING, ha, | |
201 | "Unable to allocate memory for request queue ptrs\n"); | |
202 | goto fail_req_map; | |
203 | } | |
204 | ||
2afa19a9 | 205 | ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_rsp_queues, |
73208dfd AC |
206 | GFP_KERNEL); |
207 | if (!ha->rsp_q_map) { | |
208 | qla_printk(KERN_WARNING, ha, | |
209 | "Unable to allocate memory for response queue ptrs\n"); | |
210 | goto fail_rsp_map; | |
211 | } | |
212 | set_bit(0, ha->rsp_qid_map); | |
213 | set_bit(0, ha->req_qid_map); | |
214 | return 1; | |
215 | ||
216 | fail_rsp_map: | |
217 | kfree(ha->req_q_map); | |
218 | ha->req_q_map = NULL; | |
219 | fail_req_map: | |
220 | return -ENOMEM; | |
221 | } | |
222 | ||
2afa19a9 | 223 | static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req) |
73208dfd | 224 | { |
73208dfd AC |
225 | if (req && req->ring) |
226 | dma_free_coherent(&ha->pdev->dev, | |
227 | (req->length + 1) * sizeof(request_t), | |
228 | req->ring, req->dma); | |
229 | ||
230 | kfree(req); | |
231 | req = NULL; | |
232 | } | |
233 | ||
2afa19a9 AC |
234 | static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp) |
235 | { | |
236 | if (rsp && rsp->ring) | |
237 | dma_free_coherent(&ha->pdev->dev, | |
238 | (rsp->length + 1) * sizeof(response_t), | |
239 | rsp->ring, rsp->dma); | |
240 | ||
241 | kfree(rsp); | |
242 | rsp = NULL; | |
243 | } | |
244 | ||
73208dfd AC |
245 | static void qla2x00_free_queues(struct qla_hw_data *ha) |
246 | { | |
247 | struct req_que *req; | |
248 | struct rsp_que *rsp; | |
249 | int cnt; | |
250 | ||
2afa19a9 | 251 | for (cnt = 0; cnt < ha->max_req_queues; cnt++) { |
73208dfd | 252 | req = ha->req_q_map[cnt]; |
2afa19a9 | 253 | qla2x00_free_req_que(ha, req); |
73208dfd | 254 | } |
73208dfd AC |
255 | kfree(ha->req_q_map); |
256 | ha->req_q_map = NULL; | |
2afa19a9 AC |
257 | |
258 | for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) { | |
259 | rsp = ha->rsp_q_map[cnt]; | |
260 | qla2x00_free_rsp_que(ha, rsp); | |
261 | } | |
262 | kfree(ha->rsp_q_map); | |
263 | ha->rsp_q_map = NULL; | |
73208dfd AC |
264 | } |
265 | ||
68ca949c AC |
266 | static int qla25xx_setup_mode(struct scsi_qla_host *vha) |
267 | { | |
268 | uint16_t options = 0; | |
269 | int ques, req, ret; | |
270 | struct qla_hw_data *ha = vha->hw; | |
271 | ||
272 | if (ql2xmultique_tag) { | |
273 | /* CPU affinity mode */ | |
274 | ha->wq = create_workqueue("qla2xxx_wq"); | |
275 | /* create a request queue for IO */ | |
276 | options |= BIT_7; | |
277 | req = qla25xx_create_req_que(ha, options, 0, 0, -1, | |
278 | QLA_DEFAULT_QUE_QOS); | |
279 | if (!req) { | |
280 | qla_printk(KERN_WARNING, ha, | |
281 | "Can't create request queue\n"); | |
282 | goto fail; | |
283 | } | |
284 | vha->req = ha->req_q_map[req]; | |
285 | options |= BIT_1; | |
286 | for (ques = 1; ques < ha->max_rsp_queues; ques++) { | |
287 | ret = qla25xx_create_rsp_que(ha, options, 0, 0, req); | |
288 | if (!ret) { | |
289 | qla_printk(KERN_WARNING, ha, | |
290 | "Response Queue create failed\n"); | |
291 | goto fail2; | |
292 | } | |
293 | } | |
294 | DEBUG2(qla_printk(KERN_INFO, ha, | |
295 | "CPU affinity mode enabled, no. of response" | |
296 | " queues:%d, no. of request queues:%d\n", | |
297 | ha->max_rsp_queues, ha->max_req_queues)); | |
298 | } | |
299 | return 0; | |
300 | fail2: | |
301 | qla25xx_delete_queues(vha); | |
302 | fail: | |
303 | ha->mqenable = 0; | |
304 | return 1; | |
305 | } | |
306 | ||
1da177e4 | 307 | static char * |
e315cd28 | 308 | qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str) |
1da177e4 | 309 | { |
e315cd28 | 310 | struct qla_hw_data *ha = vha->hw; |
1da177e4 LT |
311 | static char *pci_bus_modes[] = { |
312 | "33", "66", "100", "133", | |
313 | }; | |
314 | uint16_t pci_bus; | |
315 | ||
316 | strcpy(str, "PCI"); | |
317 | pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9; | |
318 | if (pci_bus) { | |
319 | strcat(str, "-X ("); | |
320 | strcat(str, pci_bus_modes[pci_bus]); | |
321 | } else { | |
322 | pci_bus = (ha->pci_attr & BIT_8) >> 8; | |
323 | strcat(str, " ("); | |
324 | strcat(str, pci_bus_modes[pci_bus]); | |
325 | } | |
326 | strcat(str, " MHz)"); | |
327 | ||
328 | return (str); | |
329 | } | |
330 | ||
fca29703 | 331 | static char * |
e315cd28 | 332 | qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str) |
fca29703 AV |
333 | { |
334 | static char *pci_bus_modes[] = { "33", "66", "100", "133", }; | |
e315cd28 | 335 | struct qla_hw_data *ha = vha->hw; |
fca29703 AV |
336 | uint32_t pci_bus; |
337 | int pcie_reg; | |
338 | ||
339 | pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); | |
340 | if (pcie_reg) { | |
341 | char lwstr[6]; | |
342 | uint16_t pcie_lstat, lspeed, lwidth; | |
343 | ||
344 | pcie_reg += 0x12; | |
345 | pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat); | |
346 | lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3); | |
347 | lwidth = (pcie_lstat & | |
348 | (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4; | |
349 | ||
350 | strcpy(str, "PCIe ("); | |
351 | if (lspeed == 1) | |
c87a0d8c | 352 | strcat(str, "2.5GT/s "); |
c3a2f0df | 353 | else if (lspeed == 2) |
c87a0d8c | 354 | strcat(str, "5.0GT/s "); |
fca29703 AV |
355 | else |
356 | strcat(str, "<unknown> "); | |
357 | snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth); | |
358 | strcat(str, lwstr); | |
359 | ||
360 | return str; | |
361 | } | |
362 | ||
363 | strcpy(str, "PCI"); | |
364 | pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8; | |
365 | if (pci_bus == 0 || pci_bus == 8) { | |
366 | strcat(str, " ("); | |
367 | strcat(str, pci_bus_modes[pci_bus >> 3]); | |
368 | } else { | |
369 | strcat(str, "-X "); | |
370 | if (pci_bus & BIT_2) | |
371 | strcat(str, "Mode 2"); | |
372 | else | |
373 | strcat(str, "Mode 1"); | |
374 | strcat(str, " ("); | |
375 | strcat(str, pci_bus_modes[pci_bus & ~BIT_2]); | |
376 | } | |
377 | strcat(str, " MHz)"); | |
378 | ||
379 | return str; | |
380 | } | |
381 | ||
e5f82ab8 | 382 | static char * |
e315cd28 | 383 | qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str) |
1da177e4 LT |
384 | { |
385 | char un_str[10]; | |
e315cd28 | 386 | struct qla_hw_data *ha = vha->hw; |
fa2a1ce5 | 387 | |
1da177e4 LT |
388 | sprintf(str, "%d.%02d.%02d ", ha->fw_major_version, |
389 | ha->fw_minor_version, | |
390 | ha->fw_subminor_version); | |
391 | ||
392 | if (ha->fw_attributes & BIT_9) { | |
393 | strcat(str, "FLX"); | |
394 | return (str); | |
395 | } | |
396 | ||
397 | switch (ha->fw_attributes & 0xFF) { | |
398 | case 0x7: | |
399 | strcat(str, "EF"); | |
400 | break; | |
401 | case 0x17: | |
402 | strcat(str, "TP"); | |
403 | break; | |
404 | case 0x37: | |
405 | strcat(str, "IP"); | |
406 | break; | |
407 | case 0x77: | |
408 | strcat(str, "VI"); | |
409 | break; | |
410 | default: | |
411 | sprintf(un_str, "(%x)", ha->fw_attributes); | |
412 | strcat(str, un_str); | |
413 | break; | |
414 | } | |
415 | if (ha->fw_attributes & 0x100) | |
416 | strcat(str, "X"); | |
417 | ||
418 | return (str); | |
419 | } | |
420 | ||
e5f82ab8 | 421 | static char * |
e315cd28 | 422 | qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str) |
fca29703 | 423 | { |
e315cd28 | 424 | struct qla_hw_data *ha = vha->hw; |
f0883ac6 | 425 | |
3a03eb79 AV |
426 | sprintf(str, "%d.%02d.%02d (%x)", ha->fw_major_version, |
427 | ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes); | |
fca29703 | 428 | return str; |
fca29703 AV |
429 | } |
430 | ||
431 | static inline srb_t * | |
e315cd28 | 432 | qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport, |
fca29703 AV |
433 | struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
434 | { | |
435 | srb_t *sp; | |
e315cd28 | 436 | struct qla_hw_data *ha = vha->hw; |
fca29703 AV |
437 | |
438 | sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC); | |
439 | if (!sp) | |
440 | return sp; | |
441 | ||
fca29703 AV |
442 | sp->fcport = fcport; |
443 | sp->cmd = cmd; | |
444 | sp->flags = 0; | |
445 | CMD_SP(cmd) = (void *)sp; | |
446 | cmd->scsi_done = done; | |
447 | ||
448 | return sp; | |
449 | } | |
450 | ||
1da177e4 | 451 | static int |
a5326f86 | 452 | qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
fca29703 | 453 | { |
e315cd28 | 454 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
fca29703 | 455 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
19a7b4ae | 456 | struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); |
e315cd28 AC |
457 | struct qla_hw_data *ha = vha->hw; |
458 | struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); | |
fca29703 AV |
459 | srb_t *sp; |
460 | int rval; | |
461 | ||
e315cd28 | 462 | if (unlikely(pci_channel_offline(ha->pdev))) { |
b9b12f73 SJ |
463 | if (ha->pdev->error_state == pci_channel_io_frozen) |
464 | cmd->result = DID_REQUEUE << 16; | |
465 | else | |
466 | cmd->result = DID_NO_CONNECT << 16; | |
14e660e6 SJ |
467 | goto qc24_fail_command; |
468 | } | |
469 | ||
19a7b4ae JSEC |
470 | rval = fc_remote_port_chkready(rport); |
471 | if (rval) { | |
472 | cmd->result = rval; | |
fca29703 AV |
473 | goto qc24_fail_command; |
474 | } | |
475 | ||
387f96b4 | 476 | /* Close window on fcport/rport state-transitioning. */ |
7b594131 MC |
477 | if (fcport->drport) |
478 | goto qc24_target_busy; | |
387f96b4 | 479 | |
fca29703 AV |
480 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
481 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || | |
e315cd28 | 482 | atomic_read(&base_vha->loop_state) == LOOP_DEAD) { |
fca29703 AV |
483 | cmd->result = DID_NO_CONNECT << 16; |
484 | goto qc24_fail_command; | |
485 | } | |
7b594131 | 486 | goto qc24_target_busy; |
fca29703 AV |
487 | } |
488 | ||
e315cd28 | 489 | spin_unlock_irq(vha->host->host_lock); |
fca29703 | 490 | |
e315cd28 | 491 | sp = qla2x00_get_new_sp(base_vha, fcport, cmd, done); |
fca29703 AV |
492 | if (!sp) |
493 | goto qc24_host_busy_lock; | |
494 | ||
e315cd28 | 495 | rval = ha->isp_ops->start_scsi(sp); |
fca29703 AV |
496 | if (rval != QLA_SUCCESS) |
497 | goto qc24_host_busy_free_sp; | |
498 | ||
e315cd28 | 499 | spin_lock_irq(vha->host->host_lock); |
fca29703 AV |
500 | |
501 | return 0; | |
502 | ||
503 | qc24_host_busy_free_sp: | |
e315cd28 AC |
504 | qla2x00_sp_free_dma(sp); |
505 | mempool_free(sp, ha->srb_mempool); | |
fca29703 AV |
506 | |
507 | qc24_host_busy_lock: | |
e315cd28 | 508 | spin_lock_irq(vha->host->host_lock); |
fca29703 AV |
509 | return SCSI_MLQUEUE_HOST_BUSY; |
510 | ||
7b594131 MC |
511 | qc24_target_busy: |
512 | return SCSI_MLQUEUE_TARGET_BUSY; | |
513 | ||
fca29703 AV |
514 | qc24_fail_command: |
515 | done(cmd); | |
516 | ||
517 | return 0; | |
518 | } | |
519 | ||
520 | ||
1da177e4 LT |
521 | /* |
522 | * qla2x00_eh_wait_on_command | |
523 | * Waits for the command to be returned by the Firmware for some | |
524 | * max time. | |
525 | * | |
526 | * Input: | |
1da177e4 | 527 | * cmd = Scsi Command to wait on. |
1da177e4 LT |
528 | * |
529 | * Return: | |
530 | * Not Found : 0 | |
531 | * Found : 1 | |
532 | */ | |
533 | static int | |
e315cd28 | 534 | qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd) |
1da177e4 | 535 | { |
fe74c71f AV |
536 | #define ABORT_POLLING_PERIOD 1000 |
537 | #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD)) | |
f4f051eb | 538 | unsigned long wait_iter = ABORT_WAIT_ITER; |
539 | int ret = QLA_SUCCESS; | |
1da177e4 | 540 | |
f4f051eb | 541 | while (CMD_SP(cmd)) { |
fe74c71f | 542 | msleep(ABORT_POLLING_PERIOD); |
1da177e4 | 543 | |
f4f051eb | 544 | if (--wait_iter) |
545 | break; | |
546 | } | |
547 | if (CMD_SP(cmd)) | |
548 | ret = QLA_FUNCTION_FAILED; | |
1da177e4 | 549 | |
f4f051eb | 550 | return ret; |
1da177e4 LT |
551 | } |
552 | ||
553 | /* | |
554 | * qla2x00_wait_for_hba_online | |
fa2a1ce5 | 555 | * Wait till the HBA is online after going through |
1da177e4 LT |
556 | * <= MAX_RETRIES_OF_ISP_ABORT or |
557 | * finally HBA is disabled ie marked offline | |
558 | * | |
559 | * Input: | |
560 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
561 | * |
562 | * Note: | |
1da177e4 LT |
563 | * Does context switching-Release SPIN_LOCK |
564 | * (if any) before calling this routine. | |
565 | * | |
566 | * Return: | |
567 | * Success (Adapter is online) : 0 | |
568 | * Failed (Adapter is offline/disabled) : 1 | |
569 | */ | |
854165f4 | 570 | int |
e315cd28 | 571 | qla2x00_wait_for_hba_online(scsi_qla_host_t *vha) |
1da177e4 | 572 | { |
fca29703 AV |
573 | int return_status; |
574 | unsigned long wait_online; | |
e315cd28 AC |
575 | struct qla_hw_data *ha = vha->hw; |
576 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 | 577 | |
fa2a1ce5 | 578 | wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
e315cd28 AC |
579 | while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) || |
580 | test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) || | |
581 | test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) || | |
582 | ha->dpc_active) && time_before(jiffies, wait_online)) { | |
1da177e4 LT |
583 | |
584 | msleep(1000); | |
585 | } | |
e315cd28 | 586 | if (base_vha->flags.online) |
fa2a1ce5 | 587 | return_status = QLA_SUCCESS; |
1da177e4 LT |
588 | else |
589 | return_status = QLA_FUNCTION_FAILED; | |
590 | ||
1da177e4 LT |
591 | return (return_status); |
592 | } | |
593 | ||
2533cf67 LC |
594 | int |
595 | qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha) | |
596 | { | |
597 | int return_status; | |
598 | unsigned long wait_reset; | |
599 | struct qla_hw_data *ha = vha->hw; | |
600 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
601 | ||
602 | wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ); | |
603 | while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) || | |
604 | test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) || | |
605 | test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) || | |
606 | ha->dpc_active) && time_before(jiffies, wait_reset)) { | |
607 | ||
608 | msleep(1000); | |
609 | ||
610 | if (!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) && | |
611 | ha->flags.chip_reset_done) | |
612 | break; | |
613 | } | |
614 | if (ha->flags.chip_reset_done) | |
615 | return_status = QLA_SUCCESS; | |
616 | else | |
617 | return_status = QLA_FUNCTION_FAILED; | |
618 | ||
619 | return return_status; | |
620 | } | |
621 | ||
1da177e4 LT |
622 | /* |
623 | * qla2x00_wait_for_loop_ready | |
624 | * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop | |
fa2a1ce5 | 625 | * to be in LOOP_READY state. |
1da177e4 LT |
626 | * Input: |
627 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
628 | * |
629 | * Note: | |
1da177e4 LT |
630 | * Does context switching-Release SPIN_LOCK |
631 | * (if any) before calling this routine. | |
fa2a1ce5 | 632 | * |
1da177e4 LT |
633 | * |
634 | * Return: | |
635 | * Success (LOOP_READY) : 0 | |
636 | * Failed (LOOP_NOT_READY) : 1 | |
637 | */ | |
fa2a1ce5 | 638 | static inline int |
e315cd28 | 639 | qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha) |
1da177e4 LT |
640 | { |
641 | int return_status = QLA_SUCCESS; | |
642 | unsigned long loop_timeout ; | |
e315cd28 AC |
643 | struct qla_hw_data *ha = vha->hw; |
644 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 LT |
645 | |
646 | /* wait for 5 min at the max for loop to be ready */ | |
fa2a1ce5 | 647 | loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
1da177e4 | 648 | |
e315cd28 AC |
649 | while ((!atomic_read(&base_vha->loop_down_timer) && |
650 | atomic_read(&base_vha->loop_state) == LOOP_DOWN) || | |
651 | atomic_read(&base_vha->loop_state) != LOOP_READY) { | |
652 | if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) { | |
57680080 RA |
653 | return_status = QLA_FUNCTION_FAILED; |
654 | break; | |
655 | } | |
1da177e4 LT |
656 | msleep(1000); |
657 | if (time_after_eq(jiffies, loop_timeout)) { | |
658 | return_status = QLA_FUNCTION_FAILED; | |
659 | break; | |
660 | } | |
661 | } | |
fa2a1ce5 | 662 | return (return_status); |
1da177e4 LT |
663 | } |
664 | ||
5f3a9a20 SJ |
665 | void |
666 | qla2x00_abort_fcport_cmds(fc_port_t *fcport) | |
667 | { | |
2afa19a9 | 668 | int cnt; |
5f3a9a20 SJ |
669 | unsigned long flags; |
670 | srb_t *sp; | |
e315cd28 AC |
671 | scsi_qla_host_t *vha = fcport->vha; |
672 | struct qla_hw_data *ha = vha->hw; | |
73208dfd | 673 | struct req_que *req; |
5f3a9a20 | 674 | |
e315cd28 | 675 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 AC |
676 | req = vha->req; |
677 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
678 | sp = req->outstanding_cmds[cnt]; | |
679 | if (!sp) | |
680 | continue; | |
681 | if (sp->fcport != fcport) | |
5f3a9a20 SJ |
682 | continue; |
683 | ||
2afa19a9 AC |
684 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
685 | if (ha->isp_ops->abort_command(sp)) { | |
686 | DEBUG2(qla_printk(KERN_WARNING, ha, | |
687 | "Abort failed -- %lx\n", | |
688 | sp->cmd->serial_number)); | |
689 | } else { | |
690 | if (qla2x00_eh_wait_on_command(sp->cmd) != | |
691 | QLA_SUCCESS) | |
5f3a9a20 | 692 | DEBUG2(qla_printk(KERN_WARNING, ha, |
2afa19a9 | 693 | "Abort failed while waiting -- %lx\n", |
73208dfd | 694 | sp->cmd->serial_number)); |
5f3a9a20 | 695 | } |
2afa19a9 | 696 | spin_lock_irqsave(&ha->hardware_lock, flags); |
5f3a9a20 | 697 | } |
e315cd28 | 698 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
5f3a9a20 SJ |
699 | } |
700 | ||
07db5183 AV |
701 | static void |
702 | qla2x00_block_error_handler(struct scsi_cmnd *cmnd) | |
703 | { | |
704 | struct Scsi_Host *shost = cmnd->device->host; | |
705 | struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device)); | |
706 | unsigned long flags; | |
707 | ||
708 | spin_lock_irqsave(shost->host_lock, flags); | |
709 | while (rport->port_state == FC_PORTSTATE_BLOCKED) { | |
710 | spin_unlock_irqrestore(shost->host_lock, flags); | |
711 | msleep(1000); | |
712 | spin_lock_irqsave(shost->host_lock, flags); | |
713 | } | |
714 | spin_unlock_irqrestore(shost->host_lock, flags); | |
715 | return; | |
716 | } | |
717 | ||
1da177e4 LT |
718 | /************************************************************************** |
719 | * qla2xxx_eh_abort | |
720 | * | |
721 | * Description: | |
722 | * The abort function will abort the specified command. | |
723 | * | |
724 | * Input: | |
725 | * cmd = Linux SCSI command packet to be aborted. | |
726 | * | |
727 | * Returns: | |
728 | * Either SUCCESS or FAILED. | |
729 | * | |
730 | * Note: | |
2ea00202 | 731 | * Only return FAILED if command not returned by firmware. |
1da177e4 | 732 | **************************************************************************/ |
e5f82ab8 | 733 | static int |
1da177e4 LT |
734 | qla2xxx_eh_abort(struct scsi_cmnd *cmd) |
735 | { | |
e315cd28 | 736 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
f4f051eb | 737 | srb_t *sp; |
17d98630 | 738 | int ret, i; |
f4f051eb | 739 | unsigned int id, lun; |
740 | unsigned long serial; | |
18e144d3 | 741 | unsigned long flags; |
2ea00202 | 742 | int wait = 0; |
e315cd28 | 743 | struct qla_hw_data *ha = vha->hw; |
67c2e93a | 744 | struct req_que *req = vha->req; |
17d98630 | 745 | srb_t *spt; |
1da177e4 | 746 | |
07db5183 AV |
747 | qla2x00_block_error_handler(cmd); |
748 | ||
f4f051eb | 749 | if (!CMD_SP(cmd)) |
2ea00202 | 750 | return SUCCESS; |
1da177e4 | 751 | |
2ea00202 | 752 | ret = SUCCESS; |
1da177e4 | 753 | |
f4f051eb | 754 | id = cmd->device->id; |
755 | lun = cmd->device->lun; | |
756 | serial = cmd->serial_number; | |
17d98630 AC |
757 | spt = (srb_t *) CMD_SP(cmd); |
758 | if (!spt) | |
759 | return SUCCESS; | |
1da177e4 | 760 | |
f4f051eb | 761 | /* Check active list for command command. */ |
e315cd28 | 762 | spin_lock_irqsave(&ha->hardware_lock, flags); |
17d98630 AC |
763 | for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) { |
764 | sp = req->outstanding_cmds[i]; | |
1da177e4 | 765 | |
17d98630 AC |
766 | if (sp == NULL) |
767 | continue; | |
1da177e4 | 768 | |
17d98630 AC |
769 | if (sp->cmd != cmd) |
770 | continue; | |
1da177e4 | 771 | |
17d98630 AC |
772 | DEBUG2(printk("%s(%ld): aborting sp %p from RISC." |
773 | " pid=%ld.\n", __func__, vha->host_no, sp, serial)); | |
774 | ||
775 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
2afa19a9 | 776 | if (ha->isp_ops->abort_command(sp)) { |
17d98630 AC |
777 | DEBUG2(printk("%s(%ld): abort_command " |
778 | "mbx failed.\n", __func__, vha->host_no)); | |
2ac4b64f | 779 | ret = FAILED; |
17d98630 AC |
780 | } else { |
781 | DEBUG3(printk("%s(%ld): abort_command " | |
782 | "mbx success.\n", __func__, vha->host_no)); | |
783 | wait = 1; | |
73208dfd | 784 | } |
17d98630 AC |
785 | spin_lock_irqsave(&ha->hardware_lock, flags); |
786 | break; | |
f4f051eb | 787 | } |
e315cd28 | 788 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 | 789 | |
f4f051eb | 790 | /* Wait for the command to be returned. */ |
2ea00202 | 791 | if (wait) { |
e315cd28 | 792 | if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) { |
fa2a1ce5 | 793 | qla_printk(KERN_ERR, ha, |
f4f051eb | 794 | "scsi(%ld:%d:%d): Abort handler timed out -- %lx " |
e315cd28 | 795 | "%x.\n", vha->host_no, id, lun, serial, ret); |
2ea00202 | 796 | ret = FAILED; |
f4f051eb | 797 | } |
1da177e4 | 798 | } |
1da177e4 | 799 | |
fa2a1ce5 | 800 | qla_printk(KERN_INFO, ha, |
2ea00202 | 801 | "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n", |
e315cd28 | 802 | vha->host_no, id, lun, wait, serial, ret); |
1da177e4 | 803 | |
f4f051eb | 804 | return ret; |
805 | } | |
1da177e4 | 806 | |
523ec773 AV |
807 | enum nexus_wait_type { |
808 | WAIT_HOST = 0, | |
809 | WAIT_TARGET, | |
810 | WAIT_LUN, | |
811 | }; | |
812 | ||
f4f051eb | 813 | static int |
e315cd28 | 814 | qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t, |
17d98630 | 815 | unsigned int l, srb_t *sp, enum nexus_wait_type type) |
f4f051eb | 816 | { |
17d98630 | 817 | int cnt, match, status; |
18e144d3 | 818 | unsigned long flags; |
e315cd28 | 819 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 820 | struct req_que *req; |
1da177e4 | 821 | |
523ec773 | 822 | status = QLA_SUCCESS; |
17d98630 AC |
823 | if (!sp) |
824 | return status; | |
825 | ||
e315cd28 | 826 | spin_lock_irqsave(&ha->hardware_lock, flags); |
67c2e93a | 827 | req = vha->req; |
17d98630 AC |
828 | for (cnt = 1; status == QLA_SUCCESS && |
829 | cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
830 | sp = req->outstanding_cmds[cnt]; | |
831 | if (!sp) | |
523ec773 | 832 | continue; |
19851f13 | 833 | |
17d98630 AC |
834 | if (vha->vp_idx != sp->fcport->vha->vp_idx) |
835 | continue; | |
836 | match = 0; | |
837 | switch (type) { | |
838 | case WAIT_HOST: | |
839 | match = 1; | |
840 | break; | |
841 | case WAIT_TARGET: | |
842 | match = sp->cmd->device->id == t; | |
843 | break; | |
844 | case WAIT_LUN: | |
845 | match = (sp->cmd->device->id == t && | |
846 | sp->cmd->device->lun == l); | |
847 | break; | |
73208dfd | 848 | } |
17d98630 AC |
849 | if (!match) |
850 | continue; | |
851 | ||
852 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
853 | status = qla2x00_eh_wait_on_command(sp->cmd); | |
854 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1da177e4 | 855 | } |
e315cd28 | 856 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
523ec773 AV |
857 | |
858 | return status; | |
1da177e4 LT |
859 | } |
860 | ||
523ec773 AV |
861 | static char *reset_errors[] = { |
862 | "HBA not online", | |
863 | "HBA not ready", | |
864 | "Task management failed", | |
865 | "Waiting for command completions", | |
866 | }; | |
1da177e4 | 867 | |
e5f82ab8 | 868 | static int |
523ec773 | 869 | __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type, |
2afa19a9 | 870 | struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int, int)) |
1da177e4 | 871 | { |
e315cd28 | 872 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 873 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
523ec773 | 874 | int err; |
1da177e4 | 875 | |
07db5183 AV |
876 | qla2x00_block_error_handler(cmd); |
877 | ||
b0328bee | 878 | if (!fcport) |
523ec773 | 879 | return FAILED; |
1da177e4 | 880 | |
e315cd28 AC |
881 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET ISSUED.\n", |
882 | vha->host_no, cmd->device->id, cmd->device->lun, name); | |
1da177e4 | 883 | |
523ec773 | 884 | err = 0; |
e315cd28 | 885 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) |
523ec773 AV |
886 | goto eh_reset_failed; |
887 | err = 1; | |
e315cd28 | 888 | if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS) |
523ec773 AV |
889 | goto eh_reset_failed; |
890 | err = 2; | |
2afa19a9 AC |
891 | if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1) |
892 | != QLA_SUCCESS) | |
523ec773 AV |
893 | goto eh_reset_failed; |
894 | err = 3; | |
e315cd28 | 895 | if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id, |
17d98630 | 896 | cmd->device->lun, (srb_t *) CMD_SP(cmd), type) != QLA_SUCCESS) |
523ec773 AV |
897 | goto eh_reset_failed; |
898 | ||
e315cd28 AC |
899 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n", |
900 | vha->host_no, cmd->device->id, cmd->device->lun, name); | |
523ec773 AV |
901 | |
902 | return SUCCESS; | |
903 | ||
904 | eh_reset_failed: | |
e315cd28 AC |
905 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n" |
906 | , vha->host_no, cmd->device->id, cmd->device->lun, name, | |
523ec773 AV |
907 | reset_errors[err]); |
908 | return FAILED; | |
909 | } | |
1da177e4 | 910 | |
523ec773 AV |
911 | static int |
912 | qla2xxx_eh_device_reset(struct scsi_cmnd *cmd) | |
913 | { | |
e315cd28 AC |
914 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
915 | struct qla_hw_data *ha = vha->hw; | |
1da177e4 | 916 | |
523ec773 AV |
917 | return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd, |
918 | ha->isp_ops->lun_reset); | |
1da177e4 LT |
919 | } |
920 | ||
1da177e4 | 921 | static int |
523ec773 | 922 | qla2xxx_eh_target_reset(struct scsi_cmnd *cmd) |
1da177e4 | 923 | { |
e315cd28 AC |
924 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
925 | struct qla_hw_data *ha = vha->hw; | |
1da177e4 | 926 | |
523ec773 AV |
927 | return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd, |
928 | ha->isp_ops->target_reset); | |
1da177e4 LT |
929 | } |
930 | ||
1da177e4 LT |
931 | /************************************************************************** |
932 | * qla2xxx_eh_bus_reset | |
933 | * | |
934 | * Description: | |
935 | * The bus reset function will reset the bus and abort any executing | |
936 | * commands. | |
937 | * | |
938 | * Input: | |
939 | * cmd = Linux SCSI command packet of the command that cause the | |
940 | * bus reset. | |
941 | * | |
942 | * Returns: | |
943 | * SUCCESS/FAILURE (defined as macro in scsi.h). | |
944 | * | |
945 | **************************************************************************/ | |
e5f82ab8 | 946 | static int |
1da177e4 LT |
947 | qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) |
948 | { | |
e315cd28 | 949 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 950 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 951 | int ret = FAILED; |
f4f051eb | 952 | unsigned int id, lun; |
953 | unsigned long serial; | |
17d98630 | 954 | srb_t *sp = (srb_t *) CMD_SP(cmd); |
f4f051eb | 955 | |
07db5183 AV |
956 | qla2x00_block_error_handler(cmd); |
957 | ||
f4f051eb | 958 | id = cmd->device->id; |
959 | lun = cmd->device->lun; | |
960 | serial = cmd->serial_number; | |
1da177e4 | 961 | |
b0328bee | 962 | if (!fcport) |
f4f051eb | 963 | return ret; |
1da177e4 | 964 | |
e315cd28 | 965 | qla_printk(KERN_INFO, vha->hw, |
749af3d5 | 966 | "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha->host_no, id, lun); |
1da177e4 | 967 | |
e315cd28 | 968 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { |
1da177e4 | 969 | DEBUG2(printk("%s failed:board disabled\n",__func__)); |
f4f051eb | 970 | goto eh_bus_reset_done; |
1da177e4 LT |
971 | } |
972 | ||
e315cd28 AC |
973 | if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) { |
974 | if (qla2x00_loop_reset(vha) == QLA_SUCCESS) | |
f4f051eb | 975 | ret = SUCCESS; |
1da177e4 | 976 | } |
f4f051eb | 977 | if (ret == FAILED) |
978 | goto eh_bus_reset_done; | |
1da177e4 | 979 | |
9a41a62b | 980 | /* Flush outstanding commands. */ |
17d98630 | 981 | if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) != |
523ec773 | 982 | QLA_SUCCESS) |
9a41a62b | 983 | ret = FAILED; |
1da177e4 | 984 | |
f4f051eb | 985 | eh_bus_reset_done: |
e315cd28 | 986 | qla_printk(KERN_INFO, vha->hw, "%s: reset %s\n", __func__, |
f4f051eb | 987 | (ret == FAILED) ? "failed" : "succeded"); |
1da177e4 | 988 | |
f4f051eb | 989 | return ret; |
1da177e4 LT |
990 | } |
991 | ||
992 | /************************************************************************** | |
993 | * qla2xxx_eh_host_reset | |
994 | * | |
995 | * Description: | |
996 | * The reset function will reset the Adapter. | |
997 | * | |
998 | * Input: | |
999 | * cmd = Linux SCSI command packet of the command that cause the | |
1000 | * adapter reset. | |
1001 | * | |
1002 | * Returns: | |
1003 | * Either SUCCESS or FAILED. | |
1004 | * | |
1005 | * Note: | |
1006 | **************************************************************************/ | |
e5f82ab8 | 1007 | static int |
1da177e4 LT |
1008 | qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) |
1009 | { | |
e315cd28 | 1010 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 1011 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
e315cd28 | 1012 | struct qla_hw_data *ha = vha->hw; |
2c3dfe3f | 1013 | int ret = FAILED; |
f4f051eb | 1014 | unsigned int id, lun; |
1015 | unsigned long serial; | |
17d98630 | 1016 | srb_t *sp = (srb_t *) CMD_SP(cmd); |
e315cd28 | 1017 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); |
1da177e4 | 1018 | |
07db5183 AV |
1019 | qla2x00_block_error_handler(cmd); |
1020 | ||
f4f051eb | 1021 | id = cmd->device->id; |
1022 | lun = cmd->device->lun; | |
1023 | serial = cmd->serial_number; | |
1024 | ||
b0328bee | 1025 | if (!fcport) |
f4f051eb | 1026 | return ret; |
1da177e4 | 1027 | |
1da177e4 | 1028 | qla_printk(KERN_INFO, ha, |
e315cd28 | 1029 | "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha->host_no, id, lun); |
1da177e4 | 1030 | |
e315cd28 | 1031 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) |
f4f051eb | 1032 | goto eh_host_reset_lock; |
1da177e4 LT |
1033 | |
1034 | /* | |
1035 | * Fixme-may be dpc thread is active and processing | |
fa2a1ce5 | 1036 | * loop_resync,so wait a while for it to |
1da177e4 LT |
1037 | * be completed and then issue big hammer.Otherwise |
1038 | * it may cause I/O failure as big hammer marks the | |
1039 | * devices as lost kicking of the port_down_timer | |
1040 | * while dpc is stuck for the mailbox to complete. | |
1041 | */ | |
e315cd28 AC |
1042 | qla2x00_wait_for_loop_ready(vha); |
1043 | if (vha != base_vha) { | |
1044 | if (qla2x00_vp_abort_isp(vha)) | |
f4f051eb | 1045 | goto eh_host_reset_lock; |
e315cd28 | 1046 | } else { |
68ca949c AC |
1047 | if (ha->wq) |
1048 | flush_workqueue(ha->wq); | |
1049 | ||
e315cd28 AC |
1050 | set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); |
1051 | if (qla2x00_abort_isp(base_vha)) { | |
1052 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); | |
1053 | /* failed. schedule dpc to try */ | |
1054 | set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); | |
1055 | ||
1056 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) | |
1057 | goto eh_host_reset_lock; | |
1058 | } | |
1059 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); | |
fa2a1ce5 | 1060 | } |
1da177e4 | 1061 | |
e315cd28 | 1062 | /* Waiting for command to be returned to OS.*/ |
17d98630 | 1063 | if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) == |
e315cd28 | 1064 | QLA_SUCCESS) |
f4f051eb | 1065 | ret = SUCCESS; |
1da177e4 | 1066 | |
f4f051eb | 1067 | eh_host_reset_lock: |
f4f051eb | 1068 | qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__, |
1069 | (ret == FAILED) ? "failed" : "succeded"); | |
1da177e4 | 1070 | |
f4f051eb | 1071 | return ret; |
1072 | } | |
1da177e4 LT |
1073 | |
1074 | /* | |
1075 | * qla2x00_loop_reset | |
1076 | * Issue loop reset. | |
1077 | * | |
1078 | * Input: | |
1079 | * ha = adapter block pointer. | |
1080 | * | |
1081 | * Returns: | |
1082 | * 0 = success | |
1083 | */ | |
a4722cf2 | 1084 | int |
e315cd28 | 1085 | qla2x00_loop_reset(scsi_qla_host_t *vha) |
1da177e4 | 1086 | { |
0c8c39af | 1087 | int ret; |
bdf79621 | 1088 | struct fc_port *fcport; |
e315cd28 | 1089 | struct qla_hw_data *ha = vha->hw; |
1da177e4 | 1090 | |
d53b48d5 SJ |
1091 | if (ha->flags.enable_lip_full_login && !vha->vp_idx && |
1092 | !IS_QLA81XX(ha)) { | |
e315cd28 | 1093 | ret = qla2x00_full_login_lip(vha); |
0c8c39af | 1094 | if (ret != QLA_SUCCESS) { |
749af3d5 | 1095 | DEBUG2_3(printk("%s(%ld): failed: " |
e315cd28 | 1096 | "full_login_lip=%d.\n", __func__, vha->host_no, |
0c8c39af | 1097 | ret)); |
749af3d5 AC |
1098 | } |
1099 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
1100 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
1101 | qla2x00_mark_all_devices_lost(vha, 0); | |
1102 | qla2x00_wait_for_loop_ready(vha); | |
0c8c39af AV |
1103 | } |
1104 | ||
749af3d5 | 1105 | if (ha->flags.enable_lip_reset && !vha->vp_idx) { |
e315cd28 | 1106 | ret = qla2x00_lip_reset(vha); |
0c8c39af | 1107 | if (ret != QLA_SUCCESS) { |
749af3d5 | 1108 | DEBUG2_3(printk("%s(%ld): failed: " |
e315cd28 AC |
1109 | "lip_reset=%d.\n", __func__, vha->host_no, ret)); |
1110 | } else | |
1111 | qla2x00_wait_for_loop_ready(vha); | |
1da177e4 LT |
1112 | } |
1113 | ||
0c8c39af | 1114 | if (ha->flags.enable_target_reset) { |
e315cd28 | 1115 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
bdf79621 | 1116 | if (fcport->port_type != FCT_TARGET) |
1da177e4 LT |
1117 | continue; |
1118 | ||
2afa19a9 | 1119 | ret = ha->isp_ops->target_reset(fcport, 0, 0); |
0c8c39af AV |
1120 | if (ret != QLA_SUCCESS) { |
1121 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1122 | "target_reset=%d d_id=%x.\n", __func__, | |
e315cd28 | 1123 | vha->host_no, ret, fcport->d_id.b24)); |
0c8c39af | 1124 | } |
1da177e4 LT |
1125 | } |
1126 | } | |
1da177e4 | 1127 | /* Issue marker command only when we are going to start the I/O */ |
e315cd28 | 1128 | vha->marker_needed = 1; |
1da177e4 | 1129 | |
0c8c39af | 1130 | return QLA_SUCCESS; |
1da177e4 LT |
1131 | } |
1132 | ||
df4bf0bb | 1133 | void |
e315cd28 | 1134 | qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res) |
df4bf0bb | 1135 | { |
73208dfd | 1136 | int que, cnt; |
df4bf0bb AV |
1137 | unsigned long flags; |
1138 | srb_t *sp; | |
e315cd28 | 1139 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 1140 | struct req_que *req; |
df4bf0bb AV |
1141 | |
1142 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
2afa19a9 | 1143 | for (que = 0; que < ha->max_req_queues; que++) { |
29bdccbe | 1144 | req = ha->req_q_map[que]; |
73208dfd AC |
1145 | if (!req) |
1146 | continue; | |
1147 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
1148 | sp = req->outstanding_cmds[cnt]; | |
e612d465 | 1149 | if (sp) { |
73208dfd AC |
1150 | req->outstanding_cmds[cnt] = NULL; |
1151 | sp->cmd->result = res; | |
1152 | qla2x00_sp_compl(ha, sp); | |
1153 | } | |
df4bf0bb AV |
1154 | } |
1155 | } | |
1156 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1157 | } | |
1158 | ||
f4f051eb | 1159 | static int |
1160 | qla2xxx_slave_alloc(struct scsi_device *sdev) | |
1da177e4 | 1161 | { |
bdf79621 | 1162 | struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); |
1da177e4 | 1163 | |
19a7b4ae | 1164 | if (!rport || fc_remote_port_chkready(rport)) |
f4f051eb | 1165 | return -ENXIO; |
bdf79621 | 1166 | |
19a7b4ae | 1167 | sdev->hostdata = *(fc_port_t **)rport->dd_data; |
1da177e4 | 1168 | |
f4f051eb | 1169 | return 0; |
1170 | } | |
1da177e4 | 1171 | |
f4f051eb | 1172 | static int |
1173 | qla2xxx_slave_configure(struct scsi_device *sdev) | |
1174 | { | |
e315cd28 AC |
1175 | scsi_qla_host_t *vha = shost_priv(sdev->host); |
1176 | struct qla_hw_data *ha = vha->hw; | |
8482e118 | 1177 | struct fc_rport *rport = starget_to_rport(sdev->sdev_target); |
2afa19a9 | 1178 | struct req_que *req = vha->req; |
8482e118 | 1179 | |
f4f051eb | 1180 | if (sdev->tagged_supported) |
73208dfd | 1181 | scsi_activate_tcq(sdev, req->max_q_depth); |
f4f051eb | 1182 | else |
73208dfd | 1183 | scsi_deactivate_tcq(sdev, req->max_q_depth); |
1da177e4 | 1184 | |
85821c90 | 1185 | rport->dev_loss_tmo = ha->port_down_retry_count; |
8482e118 | 1186 | |
f4f051eb | 1187 | return 0; |
1188 | } | |
1da177e4 | 1189 | |
f4f051eb | 1190 | static void |
1191 | qla2xxx_slave_destroy(struct scsi_device *sdev) | |
1192 | { | |
1193 | sdev->hostdata = NULL; | |
1da177e4 LT |
1194 | } |
1195 | ||
ce7e4af7 AV |
1196 | static int |
1197 | qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth) | |
1198 | { | |
1199 | scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); | |
1200 | return sdev->queue_depth; | |
1201 | } | |
1202 | ||
1203 | static int | |
1204 | qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type) | |
1205 | { | |
1206 | if (sdev->tagged_supported) { | |
1207 | scsi_set_tag_type(sdev, tag_type); | |
1208 | if (tag_type) | |
1209 | scsi_activate_tcq(sdev, sdev->queue_depth); | |
1210 | else | |
1211 | scsi_deactivate_tcq(sdev, sdev->queue_depth); | |
1212 | } else | |
1213 | tag_type = 0; | |
1214 | ||
1215 | return tag_type; | |
1216 | } | |
1217 | ||
1da177e4 LT |
1218 | /** |
1219 | * qla2x00_config_dma_addressing() - Configure OS DMA addressing method. | |
1220 | * @ha: HA context | |
1221 | * | |
1222 | * At exit, the @ha's flags.enable_64bit_addressing set to indicated | |
1223 | * supported addressing method. | |
1224 | */ | |
1225 | static void | |
53303c42 | 1226 | qla2x00_config_dma_addressing(struct qla_hw_data *ha) |
1da177e4 | 1227 | { |
7524f9b9 | 1228 | /* Assume a 32bit DMA mask. */ |
1da177e4 | 1229 | ha->flags.enable_64bit_addressing = 0; |
1da177e4 | 1230 | |
6a35528a | 1231 | if (!dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) { |
7524f9b9 AV |
1232 | /* Any upper-dword bits set? */ |
1233 | if (MSD(dma_get_required_mask(&ha->pdev->dev)) && | |
6a35528a | 1234 | !pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(64))) { |
7524f9b9 | 1235 | /* Ok, a 64bit DMA mask is applicable. */ |
1da177e4 | 1236 | ha->flags.enable_64bit_addressing = 1; |
fd34f556 AV |
1237 | ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64; |
1238 | ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64; | |
7524f9b9 | 1239 | return; |
1da177e4 | 1240 | } |
1da177e4 | 1241 | } |
7524f9b9 | 1242 | |
284901a9 YH |
1243 | dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32)); |
1244 | pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(32)); | |
1da177e4 LT |
1245 | } |
1246 | ||
fd34f556 | 1247 | static void |
e315cd28 | 1248 | qla2x00_enable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1249 | { |
1250 | unsigned long flags = 0; | |
1251 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1252 | ||
1253 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1254 | ha->interrupts_on = 1; | |
1255 | /* enable risc and host interrupts */ | |
1256 | WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC); | |
1257 | RD_REG_WORD(®->ictrl); | |
1258 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1259 | ||
1260 | } | |
1261 | ||
1262 | static void | |
e315cd28 | 1263 | qla2x00_disable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1264 | { |
1265 | unsigned long flags = 0; | |
1266 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1267 | ||
1268 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1269 | ha->interrupts_on = 0; | |
1270 | /* disable risc and host interrupts */ | |
1271 | WRT_REG_WORD(®->ictrl, 0); | |
1272 | RD_REG_WORD(®->ictrl); | |
1273 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1274 | } | |
1275 | ||
1276 | static void | |
e315cd28 | 1277 | qla24xx_enable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1278 | { |
1279 | unsigned long flags = 0; | |
1280 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1281 | ||
1282 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1283 | ha->interrupts_on = 1; | |
1284 | WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT); | |
1285 | RD_REG_DWORD(®->ictrl); | |
1286 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1287 | } | |
1288 | ||
1289 | static void | |
e315cd28 | 1290 | qla24xx_disable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1291 | { |
1292 | unsigned long flags = 0; | |
1293 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1294 | ||
124f85e6 AV |
1295 | if (IS_NOPOLLING_TYPE(ha)) |
1296 | return; | |
fd34f556 AV |
1297 | spin_lock_irqsave(&ha->hardware_lock, flags); |
1298 | ha->interrupts_on = 0; | |
1299 | WRT_REG_DWORD(®->ictrl, 0); | |
1300 | RD_REG_DWORD(®->ictrl); | |
1301 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1302 | } | |
1303 | ||
1304 | static struct isp_operations qla2100_isp_ops = { | |
1305 | .pci_config = qla2100_pci_config, | |
1306 | .reset_chip = qla2x00_reset_chip, | |
1307 | .chip_diag = qla2x00_chip_diag, | |
1308 | .config_rings = qla2x00_config_rings, | |
1309 | .reset_adapter = qla2x00_reset_adapter, | |
1310 | .nvram_config = qla2x00_nvram_config, | |
1311 | .update_fw_options = qla2x00_update_fw_options, | |
1312 | .load_risc = qla2x00_load_risc, | |
1313 | .pci_info_str = qla2x00_pci_info_str, | |
1314 | .fw_version_str = qla2x00_fw_version_str, | |
1315 | .intr_handler = qla2100_intr_handler, | |
1316 | .enable_intrs = qla2x00_enable_intrs, | |
1317 | .disable_intrs = qla2x00_disable_intrs, | |
1318 | .abort_command = qla2x00_abort_command, | |
523ec773 AV |
1319 | .target_reset = qla2x00_abort_target, |
1320 | .lun_reset = qla2x00_lun_reset, | |
fd34f556 AV |
1321 | .fabric_login = qla2x00_login_fabric, |
1322 | .fabric_logout = qla2x00_fabric_logout, | |
1323 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1324 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1325 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1326 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1327 | .read_nvram = qla2x00_read_nvram_data, | |
1328 | .write_nvram = qla2x00_write_nvram_data, | |
1329 | .fw_dump = qla2100_fw_dump, | |
1330 | .beacon_on = NULL, | |
1331 | .beacon_off = NULL, | |
1332 | .beacon_blink = NULL, | |
1333 | .read_optrom = qla2x00_read_optrom_data, | |
1334 | .write_optrom = qla2x00_write_optrom_data, | |
1335 | .get_flash_version = qla2x00_get_flash_version, | |
e315cd28 | 1336 | .start_scsi = qla2x00_start_scsi, |
fd34f556 AV |
1337 | }; |
1338 | ||
1339 | static struct isp_operations qla2300_isp_ops = { | |
1340 | .pci_config = qla2300_pci_config, | |
1341 | .reset_chip = qla2x00_reset_chip, | |
1342 | .chip_diag = qla2x00_chip_diag, | |
1343 | .config_rings = qla2x00_config_rings, | |
1344 | .reset_adapter = qla2x00_reset_adapter, | |
1345 | .nvram_config = qla2x00_nvram_config, | |
1346 | .update_fw_options = qla2x00_update_fw_options, | |
1347 | .load_risc = qla2x00_load_risc, | |
1348 | .pci_info_str = qla2x00_pci_info_str, | |
1349 | .fw_version_str = qla2x00_fw_version_str, | |
1350 | .intr_handler = qla2300_intr_handler, | |
1351 | .enable_intrs = qla2x00_enable_intrs, | |
1352 | .disable_intrs = qla2x00_disable_intrs, | |
1353 | .abort_command = qla2x00_abort_command, | |
523ec773 AV |
1354 | .target_reset = qla2x00_abort_target, |
1355 | .lun_reset = qla2x00_lun_reset, | |
fd34f556 AV |
1356 | .fabric_login = qla2x00_login_fabric, |
1357 | .fabric_logout = qla2x00_fabric_logout, | |
1358 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1359 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1360 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1361 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1362 | .read_nvram = qla2x00_read_nvram_data, | |
1363 | .write_nvram = qla2x00_write_nvram_data, | |
1364 | .fw_dump = qla2300_fw_dump, | |
1365 | .beacon_on = qla2x00_beacon_on, | |
1366 | .beacon_off = qla2x00_beacon_off, | |
1367 | .beacon_blink = qla2x00_beacon_blink, | |
1368 | .read_optrom = qla2x00_read_optrom_data, | |
1369 | .write_optrom = qla2x00_write_optrom_data, | |
1370 | .get_flash_version = qla2x00_get_flash_version, | |
e315cd28 | 1371 | .start_scsi = qla2x00_start_scsi, |
fd34f556 AV |
1372 | }; |
1373 | ||
1374 | static struct isp_operations qla24xx_isp_ops = { | |
1375 | .pci_config = qla24xx_pci_config, | |
1376 | .reset_chip = qla24xx_reset_chip, | |
1377 | .chip_diag = qla24xx_chip_diag, | |
1378 | .config_rings = qla24xx_config_rings, | |
1379 | .reset_adapter = qla24xx_reset_adapter, | |
1380 | .nvram_config = qla24xx_nvram_config, | |
1381 | .update_fw_options = qla24xx_update_fw_options, | |
1382 | .load_risc = qla24xx_load_risc, | |
1383 | .pci_info_str = qla24xx_pci_info_str, | |
1384 | .fw_version_str = qla24xx_fw_version_str, | |
1385 | .intr_handler = qla24xx_intr_handler, | |
1386 | .enable_intrs = qla24xx_enable_intrs, | |
1387 | .disable_intrs = qla24xx_disable_intrs, | |
1388 | .abort_command = qla24xx_abort_command, | |
523ec773 AV |
1389 | .target_reset = qla24xx_abort_target, |
1390 | .lun_reset = qla24xx_lun_reset, | |
fd34f556 AV |
1391 | .fabric_login = qla24xx_login_fabric, |
1392 | .fabric_logout = qla24xx_fabric_logout, | |
1393 | .calc_req_entries = NULL, | |
1394 | .build_iocbs = NULL, | |
1395 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1396 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1397 | .read_nvram = qla24xx_read_nvram_data, | |
1398 | .write_nvram = qla24xx_write_nvram_data, | |
1399 | .fw_dump = qla24xx_fw_dump, | |
1400 | .beacon_on = qla24xx_beacon_on, | |
1401 | .beacon_off = qla24xx_beacon_off, | |
1402 | .beacon_blink = qla24xx_beacon_blink, | |
1403 | .read_optrom = qla24xx_read_optrom_data, | |
1404 | .write_optrom = qla24xx_write_optrom_data, | |
1405 | .get_flash_version = qla24xx_get_flash_version, | |
e315cd28 | 1406 | .start_scsi = qla24xx_start_scsi, |
fd34f556 AV |
1407 | }; |
1408 | ||
c3a2f0df AV |
1409 | static struct isp_operations qla25xx_isp_ops = { |
1410 | .pci_config = qla25xx_pci_config, | |
1411 | .reset_chip = qla24xx_reset_chip, | |
1412 | .chip_diag = qla24xx_chip_diag, | |
1413 | .config_rings = qla24xx_config_rings, | |
1414 | .reset_adapter = qla24xx_reset_adapter, | |
1415 | .nvram_config = qla24xx_nvram_config, | |
1416 | .update_fw_options = qla24xx_update_fw_options, | |
1417 | .load_risc = qla24xx_load_risc, | |
1418 | .pci_info_str = qla24xx_pci_info_str, | |
1419 | .fw_version_str = qla24xx_fw_version_str, | |
1420 | .intr_handler = qla24xx_intr_handler, | |
1421 | .enable_intrs = qla24xx_enable_intrs, | |
1422 | .disable_intrs = qla24xx_disable_intrs, | |
1423 | .abort_command = qla24xx_abort_command, | |
523ec773 AV |
1424 | .target_reset = qla24xx_abort_target, |
1425 | .lun_reset = qla24xx_lun_reset, | |
c3a2f0df AV |
1426 | .fabric_login = qla24xx_login_fabric, |
1427 | .fabric_logout = qla24xx_fabric_logout, | |
1428 | .calc_req_entries = NULL, | |
1429 | .build_iocbs = NULL, | |
1430 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1431 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1432 | .read_nvram = qla25xx_read_nvram_data, | |
1433 | .write_nvram = qla25xx_write_nvram_data, | |
1434 | .fw_dump = qla25xx_fw_dump, | |
1435 | .beacon_on = qla24xx_beacon_on, | |
1436 | .beacon_off = qla24xx_beacon_off, | |
1437 | .beacon_blink = qla24xx_beacon_blink, | |
338c9161 | 1438 | .read_optrom = qla25xx_read_optrom_data, |
c3a2f0df AV |
1439 | .write_optrom = qla24xx_write_optrom_data, |
1440 | .get_flash_version = qla24xx_get_flash_version, | |
e315cd28 | 1441 | .start_scsi = qla24xx_start_scsi, |
c3a2f0df AV |
1442 | }; |
1443 | ||
3a03eb79 AV |
1444 | static struct isp_operations qla81xx_isp_ops = { |
1445 | .pci_config = qla25xx_pci_config, | |
1446 | .reset_chip = qla24xx_reset_chip, | |
1447 | .chip_diag = qla24xx_chip_diag, | |
1448 | .config_rings = qla24xx_config_rings, | |
1449 | .reset_adapter = qla24xx_reset_adapter, | |
1450 | .nvram_config = qla81xx_nvram_config, | |
1451 | .update_fw_options = qla81xx_update_fw_options, | |
eaac30be | 1452 | .load_risc = qla81xx_load_risc, |
3a03eb79 AV |
1453 | .pci_info_str = qla24xx_pci_info_str, |
1454 | .fw_version_str = qla24xx_fw_version_str, | |
1455 | .intr_handler = qla24xx_intr_handler, | |
1456 | .enable_intrs = qla24xx_enable_intrs, | |
1457 | .disable_intrs = qla24xx_disable_intrs, | |
1458 | .abort_command = qla24xx_abort_command, | |
1459 | .target_reset = qla24xx_abort_target, | |
1460 | .lun_reset = qla24xx_lun_reset, | |
1461 | .fabric_login = qla24xx_login_fabric, | |
1462 | .fabric_logout = qla24xx_fabric_logout, | |
1463 | .calc_req_entries = NULL, | |
1464 | .build_iocbs = NULL, | |
1465 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1466 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
3d79038f AV |
1467 | .read_nvram = NULL, |
1468 | .write_nvram = NULL, | |
3a03eb79 AV |
1469 | .fw_dump = qla81xx_fw_dump, |
1470 | .beacon_on = qla24xx_beacon_on, | |
1471 | .beacon_off = qla24xx_beacon_off, | |
1472 | .beacon_blink = qla24xx_beacon_blink, | |
1473 | .read_optrom = qla25xx_read_optrom_data, | |
1474 | .write_optrom = qla24xx_write_optrom_data, | |
1475 | .get_flash_version = qla24xx_get_flash_version, | |
1476 | .start_scsi = qla24xx_start_scsi, | |
3a03eb79 AV |
1477 | }; |
1478 | ||
ea5b6382 | 1479 | static inline void |
e315cd28 | 1480 | qla2x00_set_isp_flags(struct qla_hw_data *ha) |
ea5b6382 | 1481 | { |
1482 | ha->device_type = DT_EXTENDED_IDS; | |
1483 | switch (ha->pdev->device) { | |
1484 | case PCI_DEVICE_ID_QLOGIC_ISP2100: | |
1485 | ha->device_type |= DT_ISP2100; | |
1486 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1487 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 | 1488 | break; |
1489 | case PCI_DEVICE_ID_QLOGIC_ISP2200: | |
1490 | ha->device_type |= DT_ISP2200; | |
1491 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1492 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 | 1493 | break; |
1494 | case PCI_DEVICE_ID_QLOGIC_ISP2300: | |
1495 | ha->device_type |= DT_ISP2300; | |
4a59f71d | 1496 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1497 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1498 | break; |
1499 | case PCI_DEVICE_ID_QLOGIC_ISP2312: | |
1500 | ha->device_type |= DT_ISP2312; | |
4a59f71d | 1501 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1502 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1503 | break; |
1504 | case PCI_DEVICE_ID_QLOGIC_ISP2322: | |
1505 | ha->device_type |= DT_ISP2322; | |
4a59f71d | 1506 | ha->device_type |= DT_ZIO_SUPPORTED; |
ea5b6382 | 1507 | if (ha->pdev->subsystem_vendor == 0x1028 && |
1508 | ha->pdev->subsystem_device == 0x0170) | |
1509 | ha->device_type |= DT_OEM_001; | |
441d1072 | 1510 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1511 | break; |
1512 | case PCI_DEVICE_ID_QLOGIC_ISP6312: | |
1513 | ha->device_type |= DT_ISP6312; | |
441d1072 | 1514 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1515 | break; |
1516 | case PCI_DEVICE_ID_QLOGIC_ISP6322: | |
1517 | ha->device_type |= DT_ISP6322; | |
441d1072 | 1518 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1519 | break; |
1520 | case PCI_DEVICE_ID_QLOGIC_ISP2422: | |
1521 | ha->device_type |= DT_ISP2422; | |
4a59f71d | 1522 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1523 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1524 | ha->device_type |= DT_IIDMA; |
441d1072 | 1525 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1526 | break; |
1527 | case PCI_DEVICE_ID_QLOGIC_ISP2432: | |
1528 | ha->device_type |= DT_ISP2432; | |
4a59f71d | 1529 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1530 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1531 | ha->device_type |= DT_IIDMA; |
441d1072 | 1532 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1533 | break; |
4d4df193 HK |
1534 | case PCI_DEVICE_ID_QLOGIC_ISP8432: |
1535 | ha->device_type |= DT_ISP8432; | |
1536 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1537 | ha->device_type |= DT_FWI2; | |
1538 | ha->device_type |= DT_IIDMA; | |
1539 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; | |
1540 | break; | |
044cc6c8 | 1541 | case PCI_DEVICE_ID_QLOGIC_ISP5422: |
1542 | ha->device_type |= DT_ISP5422; | |
e428924c | 1543 | ha->device_type |= DT_FWI2; |
441d1072 | 1544 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1545 | break; |
044cc6c8 | 1546 | case PCI_DEVICE_ID_QLOGIC_ISP5432: |
1547 | ha->device_type |= DT_ISP5432; | |
e428924c | 1548 | ha->device_type |= DT_FWI2; |
441d1072 | 1549 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1550 | break; |
c3a2f0df AV |
1551 | case PCI_DEVICE_ID_QLOGIC_ISP2532: |
1552 | ha->device_type |= DT_ISP2532; | |
1553 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1554 | ha->device_type |= DT_FWI2; | |
1555 | ha->device_type |= DT_IIDMA; | |
441d1072 | 1556 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1557 | break; |
3a03eb79 AV |
1558 | case PCI_DEVICE_ID_QLOGIC_ISP8001: |
1559 | ha->device_type |= DT_ISP8001; | |
1560 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1561 | ha->device_type |= DT_FWI2; | |
1562 | ha->device_type |= DT_IIDMA; | |
1563 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; | |
1564 | break; | |
ea5b6382 | 1565 | } |
1566 | } | |
1567 | ||
1da177e4 | 1568 | static int |
e315cd28 | 1569 | qla2x00_iospace_config(struct qla_hw_data *ha) |
1da177e4 | 1570 | { |
3776541d | 1571 | resource_size_t pio; |
73208dfd | 1572 | uint16_t msix; |
68ca949c | 1573 | int cpus; |
1da177e4 | 1574 | |
285d0321 AV |
1575 | if (pci_request_selected_regions(ha->pdev, ha->bars, |
1576 | QLA2XXX_DRIVER_NAME)) { | |
1577 | qla_printk(KERN_WARNING, ha, | |
1578 | "Failed to reserve PIO/MMIO regions (%s)\n", | |
1579 | pci_name(ha->pdev)); | |
1580 | ||
1581 | goto iospace_error_exit; | |
1582 | } | |
1583 | if (!(ha->bars & 1)) | |
1584 | goto skip_pio; | |
1585 | ||
1da177e4 LT |
1586 | /* We only need PIO for Flash operations on ISP2312 v2 chips. */ |
1587 | pio = pci_resource_start(ha->pdev, 0); | |
3776541d AV |
1588 | if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) { |
1589 | if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) { | |
1da177e4 LT |
1590 | qla_printk(KERN_WARNING, ha, |
1591 | "Invalid PCI I/O region size (%s)...\n", | |
1592 | pci_name(ha->pdev)); | |
1593 | pio = 0; | |
1594 | } | |
1595 | } else { | |
1596 | qla_printk(KERN_WARNING, ha, | |
1597 | "region #0 not a PIO resource (%s)...\n", | |
1598 | pci_name(ha->pdev)); | |
1599 | pio = 0; | |
1600 | } | |
285d0321 | 1601 | ha->pio_address = pio; |
1da177e4 | 1602 | |
285d0321 | 1603 | skip_pio: |
1da177e4 | 1604 | /* Use MMIO operations for all accesses. */ |
3776541d | 1605 | if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) { |
1da177e4 | 1606 | qla_printk(KERN_ERR, ha, |
3776541d | 1607 | "region #1 not an MMIO resource (%s), aborting\n", |
1da177e4 LT |
1608 | pci_name(ha->pdev)); |
1609 | goto iospace_error_exit; | |
1610 | } | |
3776541d | 1611 | if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) { |
1da177e4 LT |
1612 | qla_printk(KERN_ERR, ha, |
1613 | "Invalid PCI mem region size (%s), aborting\n", | |
1614 | pci_name(ha->pdev)); | |
1615 | goto iospace_error_exit; | |
1616 | } | |
1617 | ||
3776541d | 1618 | ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN); |
1da177e4 LT |
1619 | if (!ha->iobase) { |
1620 | qla_printk(KERN_ERR, ha, | |
1621 | "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev)); | |
1622 | ||
1623 | goto iospace_error_exit; | |
1624 | } | |
1625 | ||
73208dfd | 1626 | /* Determine queue resources */ |
2afa19a9 | 1627 | ha->max_req_queues = ha->max_rsp_queues = 1; |
68ca949c | 1628 | if ((ql2xmaxqueues <= 1 || ql2xmultique_tag < 1) && |
2afa19a9 | 1629 | (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))) |
17d98630 AC |
1630 | goto mqiobase_exit; |
1631 | ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3), | |
1632 | pci_resource_len(ha->pdev, 3)); | |
1633 | if (ha->mqiobase) { | |
1634 | /* Read MSIX vector size of the board */ | |
1635 | pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix); | |
1636 | ha->msix_count = msix; | |
68ca949c AC |
1637 | /* Max queues are bounded by available msix vectors */ |
1638 | /* queue 0 uses two msix vectors */ | |
1639 | if (ql2xmultique_tag) { | |
1640 | cpus = num_online_cpus(); | |
1641 | ha->max_rsp_queues = (ha->msix_count - 1 - cpus) ? | |
1642 | (cpus + 1) : (ha->msix_count - 1); | |
1643 | ha->max_req_queues = 2; | |
1644 | } else if (ql2xmaxqueues > 1) { | |
2afa19a9 AC |
1645 | ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ? |
1646 | QLA_MQ_SIZE : ql2xmaxqueues; | |
1647 | DEBUG2(qla_printk(KERN_INFO, ha, "QoS mode set, max no" | |
1648 | " of request queues:%d\n", ha->max_req_queues)); | |
1649 | } | |
68ca949c AC |
1650 | qla_printk(KERN_INFO, ha, |
1651 | "MSI-X vector count: %d\n", msix); | |
2afa19a9 AC |
1652 | } else |
1653 | qla_printk(KERN_INFO, ha, "BAR 3 not enabled\n"); | |
17d98630 AC |
1654 | |
1655 | mqiobase_exit: | |
2afa19a9 | 1656 | ha->msix_count = ha->max_rsp_queues + 1; |
1da177e4 LT |
1657 | return (0); |
1658 | ||
1659 | iospace_error_exit: | |
1660 | return (-ENOMEM); | |
1661 | } | |
1662 | ||
1e99e33a AV |
1663 | static void |
1664 | qla2xxx_scan_start(struct Scsi_Host *shost) | |
1665 | { | |
e315cd28 | 1666 | scsi_qla_host_t *vha = shost_priv(shost); |
1e99e33a | 1667 | |
e315cd28 AC |
1668 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
1669 | set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); | |
1670 | set_bit(RSCN_UPDATE, &vha->dpc_flags); | |
1671 | set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags); | |
1e99e33a AV |
1672 | } |
1673 | ||
1674 | static int | |
1675 | qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time) | |
1676 | { | |
e315cd28 | 1677 | scsi_qla_host_t *vha = shost_priv(shost); |
1e99e33a | 1678 | |
e315cd28 | 1679 | if (!vha->host) |
1e99e33a | 1680 | return 1; |
e315cd28 | 1681 | if (time > vha->hw->loop_reset_delay * HZ) |
1e99e33a AV |
1682 | return 1; |
1683 | ||
e315cd28 | 1684 | return atomic_read(&vha->loop_state) == LOOP_READY; |
1e99e33a AV |
1685 | } |
1686 | ||
1da177e4 LT |
1687 | /* |
1688 | * PCI driver interface | |
1689 | */ | |
7ee61397 AV |
1690 | static int __devinit |
1691 | qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) | |
1da177e4 | 1692 | { |
a1541d5a | 1693 | int ret = -ENODEV; |
1da177e4 | 1694 | struct Scsi_Host *host; |
e315cd28 AC |
1695 | scsi_qla_host_t *base_vha = NULL; |
1696 | struct qla_hw_data *ha; | |
29856e28 | 1697 | char pci_info[30]; |
1da177e4 | 1698 | char fw_str[30]; |
5433383e | 1699 | struct scsi_host_template *sht; |
c51da4ec | 1700 | int bars, max_id, mem_only = 0; |
e315cd28 | 1701 | uint16_t req_length = 0, rsp_length = 0; |
73208dfd AC |
1702 | struct req_que *req = NULL; |
1703 | struct rsp_que *rsp = NULL; | |
1da177e4 | 1704 | |
285d0321 | 1705 | bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO); |
a5326f86 | 1706 | sht = &qla2xxx_driver_template; |
5433383e | 1707 | if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 || |
8bc69e7d | 1708 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 || |
4d4df193 | 1709 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 || |
8bc69e7d | 1710 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 || |
c3a2f0df | 1711 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 || |
3a03eb79 AV |
1712 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 || |
1713 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001) { | |
285d0321 | 1714 | bars = pci_select_bars(pdev, IORESOURCE_MEM); |
09483916 | 1715 | mem_only = 1; |
285d0321 AV |
1716 | } |
1717 | ||
09483916 BH |
1718 | if (mem_only) { |
1719 | if (pci_enable_device_mem(pdev)) | |
1720 | goto probe_out; | |
1721 | } else { | |
1722 | if (pci_enable_device(pdev)) | |
1723 | goto probe_out; | |
1724 | } | |
285d0321 | 1725 | |
0927678f JB |
1726 | /* This may fail but that's ok */ |
1727 | pci_enable_pcie_error_reporting(pdev); | |
285d0321 | 1728 | |
e315cd28 AC |
1729 | ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL); |
1730 | if (!ha) { | |
1731 | DEBUG(printk("Unable to allocate memory for ha\n")); | |
1732 | goto probe_out; | |
1da177e4 | 1733 | } |
e315cd28 | 1734 | ha->pdev = pdev; |
1da177e4 LT |
1735 | |
1736 | /* Clear our data area */ | |
285d0321 | 1737 | ha->bars = bars; |
09483916 | 1738 | ha->mem_only = mem_only; |
df4bf0bb | 1739 | spin_lock_init(&ha->hardware_lock); |
1da177e4 | 1740 | |
ea5b6382 | 1741 | /* Set ISP-type information. */ |
1742 | qla2x00_set_isp_flags(ha); | |
1da177e4 LT |
1743 | /* Configure PCI I/O space */ |
1744 | ret = qla2x00_iospace_config(ha); | |
a1541d5a | 1745 | if (ret) |
e315cd28 | 1746 | goto probe_hw_failed; |
1da177e4 | 1747 | |
1da177e4 | 1748 | qla_printk(KERN_INFO, ha, |
5433383e AV |
1749 | "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq, |
1750 | ha->iobase); | |
1da177e4 | 1751 | |
1da177e4 | 1752 | ha->prev_topology = 0; |
fca29703 | 1753 | ha->init_cb_size = sizeof(init_cb_t); |
d8b45213 | 1754 | ha->link_data_rate = PORT_SPEED_UNKNOWN; |
854165f4 | 1755 | ha->optrom_size = OPTROM_SIZE_2300; |
1da177e4 | 1756 | |
abbd8870 | 1757 | /* Assign ISP specific operations. */ |
e315cd28 | 1758 | max_id = MAX_TARGETS_2200; |
1da177e4 | 1759 | if (IS_QLA2100(ha)) { |
e315cd28 | 1760 | max_id = MAX_TARGETS_2100; |
1da177e4 | 1761 | ha->mbx_count = MAILBOX_REGISTER_COUNT_2100; |
e315cd28 AC |
1762 | req_length = REQUEST_ENTRY_CNT_2100; |
1763 | rsp_length = RESPONSE_ENTRY_CNT_2100; | |
1764 | ha->max_loop_id = SNS_LAST_LOOP_ID_2100; | |
abbd8870 | 1765 | ha->gid_list_info_size = 4; |
3a03eb79 AV |
1766 | ha->flash_conf_off = ~0; |
1767 | ha->flash_data_off = ~0; | |
1768 | ha->nvram_conf_off = ~0; | |
1769 | ha->nvram_data_off = ~0; | |
fd34f556 | 1770 | ha->isp_ops = &qla2100_isp_ops; |
1da177e4 | 1771 | } else if (IS_QLA2200(ha)) { |
1da177e4 | 1772 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1773 | req_length = REQUEST_ENTRY_CNT_2200; |
1774 | rsp_length = RESPONSE_ENTRY_CNT_2100; | |
1775 | ha->max_loop_id = SNS_LAST_LOOP_ID_2100; | |
abbd8870 | 1776 | ha->gid_list_info_size = 4; |
3a03eb79 AV |
1777 | ha->flash_conf_off = ~0; |
1778 | ha->flash_data_off = ~0; | |
1779 | ha->nvram_conf_off = ~0; | |
1780 | ha->nvram_data_off = ~0; | |
fd34f556 | 1781 | ha->isp_ops = &qla2100_isp_ops; |
fca29703 | 1782 | } else if (IS_QLA23XX(ha)) { |
1da177e4 | 1783 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1784 | req_length = REQUEST_ENTRY_CNT_2200; |
1785 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1786 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
abbd8870 | 1787 | ha->gid_list_info_size = 6; |
854165f4 | 1788 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
1789 | ha->optrom_size = OPTROM_SIZE_2322; | |
3a03eb79 AV |
1790 | ha->flash_conf_off = ~0; |
1791 | ha->flash_data_off = ~0; | |
1792 | ha->nvram_conf_off = ~0; | |
1793 | ha->nvram_data_off = ~0; | |
fd34f556 | 1794 | ha->isp_ops = &qla2300_isp_ops; |
4d4df193 | 1795 | } else if (IS_QLA24XX_TYPE(ha)) { |
fca29703 | 1796 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1797 | req_length = REQUEST_ENTRY_CNT_24XX; |
1798 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1799 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
2c3dfe3f | 1800 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); |
fca29703 | 1801 | ha->gid_list_info_size = 8; |
854165f4 | 1802 | ha->optrom_size = OPTROM_SIZE_24XX; |
73208dfd | 1803 | ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX; |
fd34f556 | 1804 | ha->isp_ops = &qla24xx_isp_ops; |
3a03eb79 AV |
1805 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; |
1806 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA; | |
1807 | ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; | |
1808 | ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; | |
c3a2f0df | 1809 | } else if (IS_QLA25XX(ha)) { |
c3a2f0df | 1810 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1811 | req_length = REQUEST_ENTRY_CNT_24XX; |
1812 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1813 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
c3a2f0df | 1814 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); |
c3a2f0df AV |
1815 | ha->gid_list_info_size = 8; |
1816 | ha->optrom_size = OPTROM_SIZE_25XX; | |
73208dfd | 1817 | ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; |
c3a2f0df | 1818 | ha->isp_ops = &qla25xx_isp_ops; |
3a03eb79 AV |
1819 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; |
1820 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA; | |
1821 | ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; | |
1822 | ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; | |
1823 | } else if (IS_QLA81XX(ha)) { | |
1824 | ha->mbx_count = MAILBOX_REGISTER_COUNT; | |
1825 | req_length = REQUEST_ENTRY_CNT_24XX; | |
1826 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1827 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
1828 | ha->init_cb_size = sizeof(struct mid_init_cb_81xx); | |
1829 | ha->gid_list_info_size = 8; | |
1830 | ha->optrom_size = OPTROM_SIZE_81XX; | |
1831 | ha->isp_ops = &qla81xx_isp_ops; | |
1832 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX; | |
1833 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX; | |
1834 | ha->nvram_conf_off = ~0; | |
1835 | ha->nvram_data_off = ~0; | |
1da177e4 | 1836 | } |
1da177e4 | 1837 | |
6c2f527c | 1838 | mutex_init(&ha->vport_lock); |
0b05a1f0 MB |
1839 | init_completion(&ha->mbx_cmd_comp); |
1840 | complete(&ha->mbx_cmd_comp); | |
1841 | init_completion(&ha->mbx_intr_comp); | |
1da177e4 | 1842 | |
2c3dfe3f | 1843 | set_bit(0, (unsigned long *) ha->vp_idx_map); |
1da177e4 | 1844 | |
53303c42 | 1845 | qla2x00_config_dma_addressing(ha); |
73208dfd | 1846 | ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp); |
e315cd28 | 1847 | if (!ret) { |
1da177e4 LT |
1848 | qla_printk(KERN_WARNING, ha, |
1849 | "[ERROR] Failed to allocate memory for adapter\n"); | |
1850 | ||
e315cd28 AC |
1851 | goto probe_hw_failed; |
1852 | } | |
1853 | ||
73208dfd | 1854 | req->max_q_depth = MAX_Q_DEPTH; |
e315cd28 | 1855 | if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU) |
73208dfd AC |
1856 | req->max_q_depth = ql2xmaxqdepth; |
1857 | ||
e315cd28 AC |
1858 | |
1859 | base_vha = qla2x00_create_host(sht, ha); | |
1860 | if (!base_vha) { | |
1861 | qla_printk(KERN_WARNING, ha, | |
1862 | "[ERROR] Failed to allocate memory for scsi_host\n"); | |
1863 | ||
a1541d5a | 1864 | ret = -ENOMEM; |
6e9f21f3 | 1865 | qla2x00_mem_free(ha); |
2afa19a9 AC |
1866 | qla2x00_free_req_que(ha, req); |
1867 | qla2x00_free_rsp_que(ha, rsp); | |
e315cd28 | 1868 | goto probe_hw_failed; |
1da177e4 LT |
1869 | } |
1870 | ||
e315cd28 AC |
1871 | pci_set_drvdata(pdev, base_vha); |
1872 | ||
e315cd28 | 1873 | host = base_vha->host; |
2afa19a9 | 1874 | base_vha->req = req; |
73208dfd AC |
1875 | host->can_queue = req->length + 128; |
1876 | if (IS_QLA2XXX_MIDTYPE(ha)) | |
e315cd28 | 1877 | base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx; |
73208dfd | 1878 | else |
e315cd28 AC |
1879 | base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER + |
1880 | base_vha->vp_idx; | |
e315cd28 AC |
1881 | if (IS_QLA2100(ha)) |
1882 | host->sg_tablesize = 32; | |
1883 | host->max_id = max_id; | |
1884 | host->this_id = 255; | |
1885 | host->cmd_per_lun = 3; | |
1886 | host->unique_id = host->host_no; | |
1887 | host->max_cmd_len = MAX_CMDSZ; | |
1888 | host->max_channel = MAX_BUSES - 1; | |
1889 | host->max_lun = MAX_LUNS; | |
1890 | host->transportt = qla2xxx_transport_template; | |
1891 | ||
73208dfd AC |
1892 | /* Set up the irqs */ |
1893 | ret = qla2x00_request_irqs(ha, rsp); | |
1894 | if (ret) | |
6e9f21f3 | 1895 | goto probe_init_failed; |
73208dfd AC |
1896 | /* Alloc arrays of request and response ring ptrs */ |
1897 | if (!qla2x00_alloc_queues(ha)) { | |
1898 | qla_printk(KERN_WARNING, ha, | |
1899 | "[ERROR] Failed to allocate memory for queue" | |
1900 | " pointers\n"); | |
6e9f21f3 | 1901 | goto probe_init_failed; |
73208dfd AC |
1902 | } |
1903 | ha->rsp_q_map[0] = rsp; | |
1904 | ha->req_q_map[0] = req; | |
2afa19a9 AC |
1905 | rsp->req = req; |
1906 | req->rsp = rsp; | |
1907 | set_bit(0, ha->req_qid_map); | |
1908 | set_bit(0, ha->rsp_qid_map); | |
08029990 AV |
1909 | /* FWI2-capable only. */ |
1910 | req->req_q_in = &ha->iobase->isp24.req_q_in; | |
1911 | req->req_q_out = &ha->iobase->isp24.req_q_out; | |
1912 | rsp->rsp_q_in = &ha->iobase->isp24.rsp_q_in; | |
1913 | rsp->rsp_q_out = &ha->iobase->isp24.rsp_q_out; | |
17d98630 | 1914 | if (ha->mqenable) { |
08029990 AV |
1915 | req->req_q_in = &ha->mqiobase->isp25mq.req_q_in; |
1916 | req->req_q_out = &ha->mqiobase->isp25mq.req_q_out; | |
1917 | rsp->rsp_q_in = &ha->mqiobase->isp25mq.rsp_q_in; | |
1918 | rsp->rsp_q_out = &ha->mqiobase->isp25mq.rsp_q_out; | |
17d98630 AC |
1919 | } |
1920 | ||
e315cd28 | 1921 | if (qla2x00_initialize_adapter(base_vha)) { |
1da177e4 LT |
1922 | qla_printk(KERN_WARNING, ha, |
1923 | "Failed to initialize adapter\n"); | |
1924 | ||
1925 | DEBUG2(printk("scsi(%ld): Failed to initialize adapter - " | |
1926 | "Adapter flags %x.\n", | |
e315cd28 | 1927 | base_vha->host_no, base_vha->device_flags)); |
1da177e4 | 1928 | |
a1541d5a | 1929 | ret = -ENODEV; |
1da177e4 LT |
1930 | goto probe_failed; |
1931 | } | |
1932 | ||
68ca949c AC |
1933 | if (ha->mqenable) |
1934 | if (qla25xx_setup_mode(base_vha)) | |
1935 | qla_printk(KERN_WARNING, ha, | |
1936 | "Can't create queues, falling back to single" | |
1937 | " queue mode\n"); | |
1938 | ||
1da177e4 LT |
1939 | /* |
1940 | * Startup the kernel thread for this host adapter | |
1941 | */ | |
39a11240 | 1942 | ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha, |
e315cd28 | 1943 | "%s_dpc", base_vha->host_str); |
39a11240 | 1944 | if (IS_ERR(ha->dpc_thread)) { |
1da177e4 LT |
1945 | qla_printk(KERN_WARNING, ha, |
1946 | "Unable to start DPC thread!\n"); | |
39a11240 | 1947 | ret = PTR_ERR(ha->dpc_thread); |
1da177e4 LT |
1948 | goto probe_failed; |
1949 | } | |
1da177e4 | 1950 | |
e315cd28 AC |
1951 | list_add_tail(&base_vha->list, &ha->vp_list); |
1952 | base_vha->host->irq = ha->pdev->irq; | |
1da177e4 LT |
1953 | |
1954 | /* Initialized the timer */ | |
e315cd28 | 1955 | qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL); |
1da177e4 LT |
1956 | |
1957 | DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n", | |
e315cd28 | 1958 | base_vha->host_no, ha)); |
d19044c3 | 1959 | |
e315cd28 AC |
1960 | base_vha->flags.init_done = 1; |
1961 | base_vha->flags.online = 1; | |
d19044c3 | 1962 | |
a1541d5a AV |
1963 | ret = scsi_add_host(host, &pdev->dev); |
1964 | if (ret) | |
1965 | goto probe_failed; | |
1966 | ||
048feec5 AV |
1967 | ha->isp_ops->enable_intrs(ha); |
1968 | ||
1e99e33a AV |
1969 | scsi_scan_host(host); |
1970 | ||
e315cd28 | 1971 | qla2x00_alloc_sysfs_attr(base_vha); |
a1541d5a | 1972 | |
e315cd28 | 1973 | qla2x00_init_host_attr(base_vha); |
a1541d5a | 1974 | |
e315cd28 | 1975 | qla2x00_dfs_setup(base_vha); |
df613b96 | 1976 | |
1da177e4 LT |
1977 | qla_printk(KERN_INFO, ha, "\n" |
1978 | " QLogic Fibre Channel HBA Driver: %s\n" | |
1979 | " QLogic %s - %s\n" | |
5433383e AV |
1980 | " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n", |
1981 | qla2x00_version_str, ha->model_number, | |
e315cd28 AC |
1982 | ha->model_desc ? ha->model_desc : "", pdev->device, |
1983 | ha->isp_ops->pci_info_str(base_vha, pci_info), pci_name(pdev), | |
1984 | ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no, | |
1985 | ha->isp_ops->fw_version_str(base_vha, fw_str)); | |
1da177e4 | 1986 | |
1da177e4 LT |
1987 | return 0; |
1988 | ||
6e9f21f3 | 1989 | probe_init_failed: |
2afa19a9 AC |
1990 | qla2x00_free_req_que(ha, req); |
1991 | qla2x00_free_rsp_que(ha, rsp); | |
1992 | ha->max_req_queues = ha->max_rsp_queues = 0; | |
6e9f21f3 | 1993 | |
1da177e4 | 1994 | probe_failed: |
b9978769 AV |
1995 | if (base_vha->timer_active) |
1996 | qla2x00_stop_timer(base_vha); | |
1997 | base_vha->flags.online = 0; | |
1998 | if (ha->dpc_thread) { | |
1999 | struct task_struct *t = ha->dpc_thread; | |
2000 | ||
2001 | ha->dpc_thread = NULL; | |
2002 | kthread_stop(t); | |
2003 | } | |
2004 | ||
e315cd28 | 2005 | qla2x00_free_device(base_vha); |
1da177e4 | 2006 | |
e315cd28 | 2007 | scsi_host_put(base_vha->host); |
1da177e4 | 2008 | |
e315cd28 AC |
2009 | probe_hw_failed: |
2010 | if (ha->iobase) | |
2011 | iounmap(ha->iobase); | |
2012 | ||
2013 | pci_release_selected_regions(ha->pdev, ha->bars); | |
2014 | kfree(ha); | |
2015 | ha = NULL; | |
1da177e4 | 2016 | |
a1541d5a | 2017 | probe_out: |
e315cd28 | 2018 | pci_disable_device(pdev); |
a1541d5a | 2019 | return ret; |
1da177e4 | 2020 | } |
1da177e4 | 2021 | |
4c993f76 | 2022 | static void |
7ee61397 | 2023 | qla2x00_remove_one(struct pci_dev *pdev) |
1da177e4 | 2024 | { |
e315cd28 AC |
2025 | scsi_qla_host_t *base_vha, *vha, *temp; |
2026 | struct qla_hw_data *ha; | |
2027 | ||
2028 | base_vha = pci_get_drvdata(pdev); | |
2029 | ha = base_vha->hw; | |
2030 | ||
2031 | list_for_each_entry_safe(vha, temp, &ha->vp_list, list) { | |
2032 | if (vha && vha->fc_vport) | |
2033 | fc_vport_terminate(vha->fc_vport); | |
2034 | } | |
1da177e4 | 2035 | |
e315cd28 | 2036 | set_bit(UNLOADING, &base_vha->dpc_flags); |
1da177e4 | 2037 | |
b9978769 AV |
2038 | qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); |
2039 | ||
e315cd28 | 2040 | qla2x00_dfs_remove(base_vha); |
c795c1e4 | 2041 | |
e315cd28 | 2042 | qla84xx_put_chip(base_vha); |
c795c1e4 | 2043 | |
b9978769 AV |
2044 | /* Disable timer */ |
2045 | if (base_vha->timer_active) | |
2046 | qla2x00_stop_timer(base_vha); | |
2047 | ||
2048 | base_vha->flags.online = 0; | |
2049 | ||
68ca949c AC |
2050 | /* Flush the work queue and remove it */ |
2051 | if (ha->wq) { | |
2052 | flush_workqueue(ha->wq); | |
2053 | destroy_workqueue(ha->wq); | |
2054 | ha->wq = NULL; | |
2055 | } | |
2056 | ||
b9978769 AV |
2057 | /* Kill the kernel thread for this host */ |
2058 | if (ha->dpc_thread) { | |
2059 | struct task_struct *t = ha->dpc_thread; | |
2060 | ||
2061 | /* | |
2062 | * qla2xxx_wake_dpc checks for ->dpc_thread | |
2063 | * so we need to zero it out. | |
2064 | */ | |
2065 | ha->dpc_thread = NULL; | |
2066 | kthread_stop(t); | |
2067 | } | |
2068 | ||
e315cd28 | 2069 | qla2x00_free_sysfs_attr(base_vha); |
df613b96 | 2070 | |
e315cd28 | 2071 | fc_remove_host(base_vha->host); |
4d4df193 | 2072 | |
e315cd28 | 2073 | scsi_remove_host(base_vha->host); |
1da177e4 | 2074 | |
e315cd28 | 2075 | qla2x00_free_device(base_vha); |
bdf79621 | 2076 | |
e315cd28 | 2077 | scsi_host_put(base_vha->host); |
1da177e4 | 2078 | |
e315cd28 AC |
2079 | if (ha->iobase) |
2080 | iounmap(ha->iobase); | |
1da177e4 | 2081 | |
73208dfd AC |
2082 | if (ha->mqiobase) |
2083 | iounmap(ha->mqiobase); | |
2084 | ||
e315cd28 AC |
2085 | pci_release_selected_regions(ha->pdev, ha->bars); |
2086 | kfree(ha); | |
2087 | ha = NULL; | |
1da177e4 | 2088 | |
665db93b | 2089 | pci_disable_device(pdev); |
1da177e4 LT |
2090 | pci_set_drvdata(pdev, NULL); |
2091 | } | |
1da177e4 LT |
2092 | |
2093 | static void | |
e315cd28 | 2094 | qla2x00_free_device(scsi_qla_host_t *vha) |
1da177e4 | 2095 | { |
e315cd28 | 2096 | struct qla_hw_data *ha = vha->hw; |
1da177e4 | 2097 | |
2afa19a9 AC |
2098 | qla25xx_delete_queues(vha); |
2099 | ||
df613b96 | 2100 | if (ha->flags.fce_enabled) |
e315cd28 | 2101 | qla2x00_disable_fce_trace(vha, NULL, NULL); |
df613b96 | 2102 | |
a7a167bf | 2103 | if (ha->eft) |
e315cd28 | 2104 | qla2x00_disable_eft_trace(vha); |
a7a167bf | 2105 | |
f6ef3b18 | 2106 | /* Stop currently executing firmware. */ |
e315cd28 | 2107 | qla2x00_try_to_stop_firmware(vha); |
1da177e4 | 2108 | |
f6ef3b18 AV |
2109 | /* turn-off interrupts on the card */ |
2110 | if (ha->interrupts_on) | |
fd34f556 | 2111 | ha->isp_ops->disable_intrs(ha); |
f6ef3b18 | 2112 | |
e315cd28 | 2113 | qla2x00_free_irqs(vha); |
1da177e4 | 2114 | |
e315cd28 | 2115 | qla2x00_mem_free(ha); |
73208dfd AC |
2116 | |
2117 | qla2x00_free_queues(ha); | |
1da177e4 LT |
2118 | } |
2119 | ||
d97994dc | 2120 | static inline void |
e315cd28 | 2121 | qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport, |
d97994dc | 2122 | int defer) |
2123 | { | |
d97994dc | 2124 | struct fc_rport *rport; |
2125 | ||
2126 | if (!fcport->rport) | |
2127 | return; | |
2128 | ||
2129 | rport = fcport->rport; | |
2130 | if (defer) { | |
e315cd28 | 2131 | spin_lock_irq(vha->host->host_lock); |
d97994dc | 2132 | fcport->drport = rport; |
e315cd28 AC |
2133 | spin_unlock_irq(vha->host->host_lock); |
2134 | set_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags); | |
2135 | qla2xxx_wake_dpc(vha); | |
5f3a9a20 | 2136 | } else |
d97994dc | 2137 | fc_remote_port_delete(rport); |
d97994dc | 2138 | } |
2139 | ||
1da177e4 LT |
2140 | /* |
2141 | * qla2x00_mark_device_lost Updates fcport state when device goes offline. | |
2142 | * | |
2143 | * Input: ha = adapter block pointer. fcport = port structure pointer. | |
2144 | * | |
2145 | * Return: None. | |
2146 | * | |
2147 | * Context: | |
2148 | */ | |
e315cd28 | 2149 | void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport, |
d97994dc | 2150 | int do_login, int defer) |
1da177e4 | 2151 | { |
2c3dfe3f | 2152 | if (atomic_read(&fcport->state) == FCS_ONLINE && |
e315cd28 AC |
2153 | vha->vp_idx == fcport->vp_idx) { |
2154 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2155 | qla2x00_schedule_rport_del(vha, fcport, defer); | |
2156 | } | |
fa2a1ce5 | 2157 | /* |
1da177e4 LT |
2158 | * We may need to retry the login, so don't change the state of the |
2159 | * port but do the retries. | |
2160 | */ | |
2161 | if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD) | |
2162 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2163 | ||
2164 | if (!do_login) | |
2165 | return; | |
2166 | ||
2167 | if (fcport->login_retry == 0) { | |
e315cd28 AC |
2168 | fcport->login_retry = vha->hw->login_retry_count; |
2169 | set_bit(RELOGIN_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
2170 | |
2171 | DEBUG(printk("scsi(%ld): Port login retry: " | |
2172 | "%02x%02x%02x%02x%02x%02x%02x%02x, " | |
2173 | "id = 0x%04x retry cnt=%d\n", | |
e315cd28 | 2174 | vha->host_no, |
1da177e4 LT |
2175 | fcport->port_name[0], |
2176 | fcport->port_name[1], | |
2177 | fcport->port_name[2], | |
2178 | fcport->port_name[3], | |
2179 | fcport->port_name[4], | |
2180 | fcport->port_name[5], | |
2181 | fcport->port_name[6], | |
2182 | fcport->port_name[7], | |
2183 | fcport->loop_id, | |
2184 | fcport->login_retry)); | |
2185 | } | |
2186 | } | |
2187 | ||
2188 | /* | |
2189 | * qla2x00_mark_all_devices_lost | |
2190 | * Updates fcport state when device goes offline. | |
2191 | * | |
2192 | * Input: | |
2193 | * ha = adapter block pointer. | |
2194 | * fcport = port structure pointer. | |
2195 | * | |
2196 | * Return: | |
2197 | * None. | |
2198 | * | |
2199 | * Context: | |
2200 | */ | |
2201 | void | |
e315cd28 | 2202 | qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer) |
1da177e4 LT |
2203 | { |
2204 | fc_port_t *fcport; | |
2205 | ||
e315cd28 AC |
2206 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
2207 | if (vha->vp_idx != fcport->vp_idx) | |
1da177e4 | 2208 | continue; |
1da177e4 LT |
2209 | /* |
2210 | * No point in marking the device as lost, if the device is | |
2211 | * already DEAD. | |
2212 | */ | |
2213 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD) | |
2214 | continue; | |
e315cd28 AC |
2215 | if (atomic_read(&fcport->state) == FCS_ONLINE) { |
2216 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2217 | qla2x00_schedule_rport_del(vha, fcport, defer); | |
2218 | } else | |
2219 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1da177e4 LT |
2220 | } |
2221 | } | |
2222 | ||
2223 | /* | |
2224 | * qla2x00_mem_alloc | |
2225 | * Allocates adapter memory. | |
2226 | * | |
2227 | * Returns: | |
2228 | * 0 = success. | |
e8711085 | 2229 | * !0 = failure. |
1da177e4 | 2230 | */ |
e8711085 | 2231 | static int |
73208dfd AC |
2232 | qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len, |
2233 | struct req_que **req, struct rsp_que **rsp) | |
1da177e4 LT |
2234 | { |
2235 | char name[16]; | |
1da177e4 | 2236 | |
e8711085 | 2237 | ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size, |
e315cd28 | 2238 | &ha->init_cb_dma, GFP_KERNEL); |
e8711085 | 2239 | if (!ha->init_cb) |
e315cd28 | 2240 | goto fail; |
e8711085 | 2241 | |
e315cd28 AC |
2242 | ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE, |
2243 | &ha->gid_list_dma, GFP_KERNEL); | |
2244 | if (!ha->gid_list) | |
e8711085 | 2245 | goto fail_free_init_cb; |
1da177e4 | 2246 | |
e8711085 AV |
2247 | ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep); |
2248 | if (!ha->srb_mempool) | |
e315cd28 | 2249 | goto fail_free_gid_list; |
e8711085 AV |
2250 | |
2251 | /* Get memory for cached NVRAM */ | |
2252 | ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL); | |
2253 | if (!ha->nvram) | |
2254 | goto fail_free_srb_mempool; | |
2255 | ||
e315cd28 AC |
2256 | snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME, |
2257 | ha->pdev->device); | |
2258 | ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev, | |
2259 | DMA_POOL_SIZE, 8, 0); | |
2260 | if (!ha->s_dma_pool) | |
2261 | goto fail_free_nvram; | |
2262 | ||
e8711085 AV |
2263 | /* Allocate memory for SNS commands */ |
2264 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
e315cd28 | 2265 | /* Get consistent memory allocated for SNS commands */ |
e8711085 | 2266 | ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev, |
e315cd28 | 2267 | sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL); |
e8711085 | 2268 | if (!ha->sns_cmd) |
e315cd28 | 2269 | goto fail_dma_pool; |
e8711085 | 2270 | } else { |
e315cd28 | 2271 | /* Get consistent memory allocated for MS IOCB */ |
e8711085 | 2272 | ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, |
e315cd28 | 2273 | &ha->ms_iocb_dma); |
e8711085 | 2274 | if (!ha->ms_iocb) |
e315cd28 AC |
2275 | goto fail_dma_pool; |
2276 | /* Get consistent memory allocated for CT SNS commands */ | |
e8711085 | 2277 | ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev, |
e315cd28 | 2278 | sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL); |
e8711085 AV |
2279 | if (!ha->ct_sns) |
2280 | goto fail_free_ms_iocb; | |
1da177e4 LT |
2281 | } |
2282 | ||
e315cd28 | 2283 | /* Allocate memory for request ring */ |
73208dfd AC |
2284 | *req = kzalloc(sizeof(struct req_que), GFP_KERNEL); |
2285 | if (!*req) { | |
e315cd28 AC |
2286 | DEBUG(printk("Unable to allocate memory for req\n")); |
2287 | goto fail_req; | |
2288 | } | |
73208dfd AC |
2289 | (*req)->length = req_len; |
2290 | (*req)->ring = dma_alloc_coherent(&ha->pdev->dev, | |
2291 | ((*req)->length + 1) * sizeof(request_t), | |
2292 | &(*req)->dma, GFP_KERNEL); | |
2293 | if (!(*req)->ring) { | |
e315cd28 AC |
2294 | DEBUG(printk("Unable to allocate memory for req_ring\n")); |
2295 | goto fail_req_ring; | |
2296 | } | |
2297 | /* Allocate memory for response ring */ | |
73208dfd AC |
2298 | *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL); |
2299 | if (!*rsp) { | |
2300 | qla_printk(KERN_WARNING, ha, | |
2301 | "Unable to allocate memory for rsp\n"); | |
e315cd28 AC |
2302 | goto fail_rsp; |
2303 | } | |
73208dfd AC |
2304 | (*rsp)->hw = ha; |
2305 | (*rsp)->length = rsp_len; | |
2306 | (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev, | |
2307 | ((*rsp)->length + 1) * sizeof(response_t), | |
2308 | &(*rsp)->dma, GFP_KERNEL); | |
2309 | if (!(*rsp)->ring) { | |
2310 | qla_printk(KERN_WARNING, ha, | |
2311 | "Unable to allocate memory for rsp_ring\n"); | |
e315cd28 AC |
2312 | goto fail_rsp_ring; |
2313 | } | |
73208dfd AC |
2314 | (*req)->rsp = *rsp; |
2315 | (*rsp)->req = *req; | |
2316 | /* Allocate memory for NVRAM data for vports */ | |
2317 | if (ha->nvram_npiv_size) { | |
2318 | ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) * | |
2319 | ha->nvram_npiv_size, GFP_KERNEL); | |
2320 | if (!ha->npiv_info) { | |
2321 | qla_printk(KERN_WARNING, ha, | |
2322 | "Unable to allocate memory for npiv info\n"); | |
2323 | goto fail_npiv_info; | |
2324 | } | |
2325 | } else | |
2326 | ha->npiv_info = NULL; | |
e8711085 | 2327 | |
b64b0e8f AV |
2328 | /* Get consistent memory allocated for EX-INIT-CB. */ |
2329 | if (IS_QLA81XX(ha)) { | |
2330 | ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, | |
2331 | &ha->ex_init_cb_dma); | |
2332 | if (!ha->ex_init_cb) | |
2333 | goto fail_ex_init_cb; | |
2334 | } | |
2335 | ||
e315cd28 AC |
2336 | INIT_LIST_HEAD(&ha->vp_list); |
2337 | return 1; | |
2338 | ||
b64b0e8f AV |
2339 | fail_ex_init_cb: |
2340 | kfree(ha->npiv_info); | |
73208dfd AC |
2341 | fail_npiv_info: |
2342 | dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) * | |
2343 | sizeof(response_t), (*rsp)->ring, (*rsp)->dma); | |
2344 | (*rsp)->ring = NULL; | |
2345 | (*rsp)->dma = 0; | |
e315cd28 | 2346 | fail_rsp_ring: |
73208dfd | 2347 | kfree(*rsp); |
e315cd28 | 2348 | fail_rsp: |
73208dfd AC |
2349 | dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) * |
2350 | sizeof(request_t), (*req)->ring, (*req)->dma); | |
2351 | (*req)->ring = NULL; | |
2352 | (*req)->dma = 0; | |
e315cd28 | 2353 | fail_req_ring: |
73208dfd | 2354 | kfree(*req); |
e315cd28 AC |
2355 | fail_req: |
2356 | dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), | |
2357 | ha->ct_sns, ha->ct_sns_dma); | |
2358 | ha->ct_sns = NULL; | |
2359 | ha->ct_sns_dma = 0; | |
e8711085 AV |
2360 | fail_free_ms_iocb: |
2361 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2362 | ha->ms_iocb = NULL; | |
2363 | ha->ms_iocb_dma = 0; | |
e315cd28 AC |
2364 | fail_dma_pool: |
2365 | dma_pool_destroy(ha->s_dma_pool); | |
2366 | ha->s_dma_pool = NULL; | |
e8711085 AV |
2367 | fail_free_nvram: |
2368 | kfree(ha->nvram); | |
2369 | ha->nvram = NULL; | |
2370 | fail_free_srb_mempool: | |
2371 | mempool_destroy(ha->srb_mempool); | |
2372 | ha->srb_mempool = NULL; | |
e8711085 AV |
2373 | fail_free_gid_list: |
2374 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
e315cd28 | 2375 | ha->gid_list_dma); |
e8711085 AV |
2376 | ha->gid_list = NULL; |
2377 | ha->gid_list_dma = 0; | |
e315cd28 AC |
2378 | fail_free_init_cb: |
2379 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb, | |
2380 | ha->init_cb_dma); | |
2381 | ha->init_cb = NULL; | |
2382 | ha->init_cb_dma = 0; | |
e8711085 | 2383 | fail: |
e315cd28 | 2384 | DEBUG(printk("%s: Memory allocation failure\n", __func__)); |
e8711085 | 2385 | return -ENOMEM; |
1da177e4 LT |
2386 | } |
2387 | ||
2388 | /* | |
2389 | * qla2x00_mem_free | |
2390 | * Frees all adapter allocated memory. | |
2391 | * | |
2392 | * Input: | |
2393 | * ha = adapter block pointer. | |
2394 | */ | |
a824ebb3 | 2395 | static void |
e315cd28 | 2396 | qla2x00_mem_free(struct qla_hw_data *ha) |
1da177e4 | 2397 | { |
e8711085 AV |
2398 | if (ha->srb_mempool) |
2399 | mempool_destroy(ha->srb_mempool); | |
1da177e4 | 2400 | |
df613b96 AV |
2401 | if (ha->fce) |
2402 | dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce, | |
e315cd28 | 2403 | ha->fce_dma); |
df613b96 | 2404 | |
a7a167bf AV |
2405 | if (ha->fw_dump) { |
2406 | if (ha->eft) | |
2407 | dma_free_coherent(&ha->pdev->dev, | |
e315cd28 | 2408 | ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma); |
a7a167bf AV |
2409 | vfree(ha->fw_dump); |
2410 | } | |
2411 | ||
1da177e4 LT |
2412 | if (ha->sns_cmd) |
2413 | dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), | |
e315cd28 | 2414 | ha->sns_cmd, ha->sns_cmd_dma); |
1da177e4 LT |
2415 | |
2416 | if (ha->ct_sns) | |
2417 | dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), | |
e315cd28 | 2418 | ha->ct_sns, ha->ct_sns_dma); |
1da177e4 | 2419 | |
88729e53 AV |
2420 | if (ha->sfp_data) |
2421 | dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma); | |
2422 | ||
ad0ecd61 JC |
2423 | if (ha->edc_data) |
2424 | dma_pool_free(ha->s_dma_pool, ha->edc_data, ha->edc_data_dma); | |
2425 | ||
1da177e4 LT |
2426 | if (ha->ms_iocb) |
2427 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2428 | ||
b64b0e8f AV |
2429 | if (ha->ex_init_cb) |
2430 | dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma); | |
2431 | ||
1da177e4 LT |
2432 | if (ha->s_dma_pool) |
2433 | dma_pool_destroy(ha->s_dma_pool); | |
2434 | ||
1da177e4 LT |
2435 | if (ha->gid_list) |
2436 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
e315cd28 | 2437 | ha->gid_list_dma); |
1da177e4 | 2438 | |
e315cd28 AC |
2439 | if (ha->init_cb) |
2440 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, | |
2441 | ha->init_cb, ha->init_cb_dma); | |
2442 | vfree(ha->optrom_buffer); | |
2443 | kfree(ha->nvram); | |
73208dfd | 2444 | kfree(ha->npiv_info); |
1da177e4 | 2445 | |
e8711085 | 2446 | ha->srb_mempool = NULL; |
a7a167bf AV |
2447 | ha->eft = NULL; |
2448 | ha->eft_dma = 0; | |
1da177e4 LT |
2449 | ha->sns_cmd = NULL; |
2450 | ha->sns_cmd_dma = 0; | |
2451 | ha->ct_sns = NULL; | |
2452 | ha->ct_sns_dma = 0; | |
2453 | ha->ms_iocb = NULL; | |
2454 | ha->ms_iocb_dma = 0; | |
1da177e4 LT |
2455 | ha->init_cb = NULL; |
2456 | ha->init_cb_dma = 0; | |
b64b0e8f AV |
2457 | ha->ex_init_cb = NULL; |
2458 | ha->ex_init_cb_dma = 0; | |
1da177e4 LT |
2459 | |
2460 | ha->s_dma_pool = NULL; | |
2461 | ||
1da177e4 LT |
2462 | ha->gid_list = NULL; |
2463 | ha->gid_list_dma = 0; | |
2464 | ||
e315cd28 AC |
2465 | ha->fw_dump = NULL; |
2466 | ha->fw_dumped = 0; | |
2467 | ha->fw_dump_reading = 0; | |
e315cd28 | 2468 | } |
1da177e4 | 2469 | |
e315cd28 AC |
2470 | struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht, |
2471 | struct qla_hw_data *ha) | |
2472 | { | |
2473 | struct Scsi_Host *host; | |
2474 | struct scsi_qla_host *vha = NULL; | |
854165f4 | 2475 | |
e315cd28 AC |
2476 | host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t)); |
2477 | if (host == NULL) { | |
2478 | printk(KERN_WARNING | |
2479 | "qla2xxx: Couldn't allocate host from scsi layer!\n"); | |
2480 | goto fail; | |
2481 | } | |
2482 | ||
2483 | /* Clear our data area */ | |
2484 | vha = shost_priv(host); | |
2485 | memset(vha, 0, sizeof(scsi_qla_host_t)); | |
2486 | ||
2487 | vha->host = host; | |
2488 | vha->host_no = host->host_no; | |
2489 | vha->hw = ha; | |
2490 | ||
2491 | INIT_LIST_HEAD(&vha->vp_fcports); | |
2492 | INIT_LIST_HEAD(&vha->work_list); | |
2493 | INIT_LIST_HEAD(&vha->list); | |
2494 | ||
2495 | sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no); | |
2496 | return vha; | |
2497 | ||
2498 | fail: | |
2499 | return vha; | |
1da177e4 LT |
2500 | } |
2501 | ||
01ef66bb | 2502 | static struct qla_work_evt * |
e315cd28 | 2503 | qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type, |
0971de7f AV |
2504 | int locked) |
2505 | { | |
2506 | struct qla_work_evt *e; | |
2507 | ||
2508 | e = kzalloc(sizeof(struct qla_work_evt), locked ? GFP_ATOMIC: | |
2509 | GFP_KERNEL); | |
2510 | if (!e) | |
2511 | return NULL; | |
2512 | ||
2513 | INIT_LIST_HEAD(&e->list); | |
2514 | e->type = type; | |
2515 | e->flags = QLA_EVT_FLAG_FREE; | |
2516 | return e; | |
2517 | } | |
2518 | ||
01ef66bb | 2519 | static int |
e315cd28 | 2520 | qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e, int locked) |
0971de7f | 2521 | { |
bf6583b5 | 2522 | unsigned long uninitialized_var(flags); |
e315cd28 | 2523 | struct qla_hw_data *ha = vha->hw; |
0971de7f AV |
2524 | |
2525 | if (!locked) | |
e315cd28 AC |
2526 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2527 | list_add_tail(&e->list, &vha->work_list); | |
2528 | qla2xxx_wake_dpc(vha); | |
0971de7f | 2529 | if (!locked) |
e315cd28 | 2530 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
0971de7f AV |
2531 | return QLA_SUCCESS; |
2532 | } | |
2533 | ||
2534 | int | |
e315cd28 | 2535 | qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code, |
0971de7f AV |
2536 | u32 data) |
2537 | { | |
2538 | struct qla_work_evt *e; | |
2539 | ||
e315cd28 | 2540 | e = qla2x00_alloc_work(vha, QLA_EVT_AEN, 1); |
0971de7f AV |
2541 | if (!e) |
2542 | return QLA_FUNCTION_FAILED; | |
2543 | ||
2544 | e->u.aen.code = code; | |
2545 | e->u.aen.data = data; | |
e315cd28 | 2546 | return qla2x00_post_work(vha, e, 1); |
0971de7f AV |
2547 | } |
2548 | ||
8a659571 AV |
2549 | int |
2550 | qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb) | |
2551 | { | |
2552 | struct qla_work_evt *e; | |
2553 | ||
2554 | e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK, 1); | |
2555 | if (!e) | |
2556 | return QLA_FUNCTION_FAILED; | |
2557 | ||
2558 | memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t)); | |
2559 | return qla2x00_post_work(vha, e, 1); | |
2560 | } | |
2561 | ||
0971de7f | 2562 | static void |
e315cd28 | 2563 | qla2x00_do_work(struct scsi_qla_host *vha) |
0971de7f AV |
2564 | { |
2565 | struct qla_work_evt *e; | |
e315cd28 | 2566 | struct qla_hw_data *ha = vha->hw; |
0971de7f | 2567 | |
e315cd28 AC |
2568 | spin_lock_irq(&ha->hardware_lock); |
2569 | while (!list_empty(&vha->work_list)) { | |
2570 | e = list_entry(vha->work_list.next, struct qla_work_evt, list); | |
0971de7f | 2571 | list_del_init(&e->list); |
e315cd28 | 2572 | spin_unlock_irq(&ha->hardware_lock); |
0971de7f AV |
2573 | |
2574 | switch (e->type) { | |
2575 | case QLA_EVT_AEN: | |
e315cd28 | 2576 | fc_host_post_event(vha->host, fc_get_event_number(), |
0971de7f AV |
2577 | e->u.aen.code, e->u.aen.data); |
2578 | break; | |
8a659571 AV |
2579 | case QLA_EVT_IDC_ACK: |
2580 | qla81xx_idc_ack(vha, e->u.idc_ack.mb); | |
2581 | break; | |
0971de7f AV |
2582 | } |
2583 | if (e->flags & QLA_EVT_FLAG_FREE) | |
2584 | kfree(e); | |
e315cd28 AC |
2585 | spin_lock_irq(&ha->hardware_lock); |
2586 | } | |
2587 | spin_unlock_irq(&ha->hardware_lock); | |
2588 | } | |
2589 | /* Relogins all the fcports of a vport | |
2590 | * Context: dpc thread | |
2591 | */ | |
2592 | void qla2x00_relogin(struct scsi_qla_host *vha) | |
2593 | { | |
2594 | fc_port_t *fcport; | |
c6b2fca8 | 2595 | int status; |
e315cd28 AC |
2596 | uint16_t next_loopid = 0; |
2597 | struct qla_hw_data *ha = vha->hw; | |
2598 | ||
2599 | list_for_each_entry(fcport, &vha->vp_fcports, list) { | |
2600 | /* | |
2601 | * If the port is not ONLINE then try to login | |
2602 | * to it if we haven't run out of retries. | |
2603 | */ | |
2604 | if (atomic_read(&fcport->state) != | |
2605 | FCS_ONLINE && fcport->login_retry) { | |
2606 | ||
2607 | if (fcport->flags & FCF_FABRIC_DEVICE) { | |
2608 | if (fcport->flags & FCF_TAPE_PRESENT) | |
2609 | ha->isp_ops->fabric_logout(vha, | |
2610 | fcport->loop_id, | |
2611 | fcport->d_id.b.domain, | |
2612 | fcport->d_id.b.area, | |
2613 | fcport->d_id.b.al_pa); | |
2614 | ||
2615 | status = qla2x00_fabric_login(vha, fcport, | |
2616 | &next_loopid); | |
2617 | } else | |
2618 | status = qla2x00_local_device_login(vha, | |
2619 | fcport); | |
2620 | ||
2621 | fcport->login_retry--; | |
2622 | if (status == QLA_SUCCESS) { | |
2623 | fcport->old_loop_id = fcport->loop_id; | |
2624 | ||
2625 | DEBUG(printk("scsi(%ld): port login OK: logged " | |
2626 | "in ID 0x%x\n", vha->host_no, fcport->loop_id)); | |
2627 | ||
2628 | qla2x00_update_fcport(vha, fcport); | |
2629 | ||
2630 | } else if (status == 1) { | |
2631 | set_bit(RELOGIN_NEEDED, &vha->dpc_flags); | |
2632 | /* retry the login again */ | |
2633 | DEBUG(printk("scsi(%ld): Retrying" | |
2634 | " %d login again loop_id 0x%x\n", | |
2635 | vha->host_no, fcport->login_retry, | |
2636 | fcport->loop_id)); | |
2637 | } else { | |
2638 | fcport->login_retry = 0; | |
2639 | } | |
2640 | ||
2641 | if (fcport->login_retry == 0 && status != QLA_SUCCESS) | |
2642 | fcport->loop_id = FC_NO_LOOP_ID; | |
2643 | } | |
2644 | if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) | |
2645 | break; | |
0971de7f | 2646 | } |
0971de7f AV |
2647 | } |
2648 | ||
1da177e4 LT |
2649 | /************************************************************************** |
2650 | * qla2x00_do_dpc | |
2651 | * This kernel thread is a task that is schedule by the interrupt handler | |
2652 | * to perform the background processing for interrupts. | |
2653 | * | |
2654 | * Notes: | |
2655 | * This task always run in the context of a kernel thread. It | |
2656 | * is kick-off by the driver's detect code and starts up | |
2657 | * up one per adapter. It immediately goes to sleep and waits for | |
2658 | * some fibre event. When either the interrupt handler or | |
2659 | * the timer routine detects a event it will one of the task | |
2660 | * bits then wake us up. | |
2661 | **************************************************************************/ | |
2662 | static int | |
2663 | qla2x00_do_dpc(void *data) | |
2664 | { | |
2c3dfe3f | 2665 | int rval; |
e315cd28 AC |
2666 | scsi_qla_host_t *base_vha; |
2667 | struct qla_hw_data *ha; | |
1da177e4 | 2668 | |
e315cd28 AC |
2669 | ha = (struct qla_hw_data *)data; |
2670 | base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 | 2671 | |
1da177e4 LT |
2672 | set_user_nice(current, -20); |
2673 | ||
39a11240 | 2674 | while (!kthread_should_stop()) { |
1da177e4 LT |
2675 | DEBUG3(printk("qla2x00: DPC handler sleeping\n")); |
2676 | ||
39a11240 CH |
2677 | set_current_state(TASK_INTERRUPTIBLE); |
2678 | schedule(); | |
2679 | __set_current_state(TASK_RUNNING); | |
1da177e4 LT |
2680 | |
2681 | DEBUG3(printk("qla2x00: DPC handler waking up\n")); | |
2682 | ||
2683 | /* Initialization not yet finished. Don't do anything yet. */ | |
e315cd28 | 2684 | if (!base_vha->flags.init_done) |
1da177e4 LT |
2685 | continue; |
2686 | ||
e315cd28 | 2687 | DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no)); |
1da177e4 LT |
2688 | |
2689 | ha->dpc_active = 1; | |
2690 | ||
1da177e4 | 2691 | if (ha->flags.mbox_busy) { |
1da177e4 LT |
2692 | ha->dpc_active = 0; |
2693 | continue; | |
2694 | } | |
2695 | ||
e315cd28 | 2696 | qla2x00_do_work(base_vha); |
0971de7f | 2697 | |
e315cd28 AC |
2698 | if (test_and_clear_bit(ISP_ABORT_NEEDED, |
2699 | &base_vha->dpc_flags)) { | |
1da177e4 LT |
2700 | |
2701 | DEBUG(printk("scsi(%ld): dpc: sched " | |
2702 | "qla2x00_abort_isp ha = %p\n", | |
e315cd28 | 2703 | base_vha->host_no, ha)); |
1da177e4 | 2704 | if (!(test_and_set_bit(ABORT_ISP_ACTIVE, |
e315cd28 | 2705 | &base_vha->dpc_flags))) { |
1da177e4 | 2706 | |
e315cd28 | 2707 | if (qla2x00_abort_isp(base_vha)) { |
1da177e4 LT |
2708 | /* failed. retry later */ |
2709 | set_bit(ISP_ABORT_NEEDED, | |
e315cd28 | 2710 | &base_vha->dpc_flags); |
99363ef8 | 2711 | } |
e315cd28 AC |
2712 | clear_bit(ABORT_ISP_ACTIVE, |
2713 | &base_vha->dpc_flags); | |
99363ef8 SJ |
2714 | } |
2715 | ||
1da177e4 | 2716 | DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n", |
e315cd28 | 2717 | base_vha->host_no)); |
1da177e4 LT |
2718 | } |
2719 | ||
e315cd28 AC |
2720 | if (test_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags)) { |
2721 | qla2x00_update_fcports(base_vha); | |
2722 | clear_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags); | |
c9c5ced9 | 2723 | } |
d97994dc | 2724 | |
e315cd28 AC |
2725 | if (test_and_clear_bit(RESET_MARKER_NEEDED, |
2726 | &base_vha->dpc_flags) && | |
2727 | (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) { | |
1da177e4 LT |
2728 | |
2729 | DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n", | |
e315cd28 | 2730 | base_vha->host_no)); |
1da177e4 | 2731 | |
e315cd28 AC |
2732 | qla2x00_rst_aen(base_vha); |
2733 | clear_bit(RESET_ACTIVE, &base_vha->dpc_flags); | |
1da177e4 LT |
2734 | } |
2735 | ||
2736 | /* Retry each device up to login retry count */ | |
e315cd28 AC |
2737 | if ((test_and_clear_bit(RELOGIN_NEEDED, |
2738 | &base_vha->dpc_flags)) && | |
2739 | !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) && | |
2740 | atomic_read(&base_vha->loop_state) != LOOP_DOWN) { | |
1da177e4 LT |
2741 | |
2742 | DEBUG(printk("scsi(%ld): qla2x00_port_login()\n", | |
e315cd28 AC |
2743 | base_vha->host_no)); |
2744 | qla2x00_relogin(base_vha); | |
2745 | ||
1da177e4 | 2746 | DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n", |
e315cd28 | 2747 | base_vha->host_no)); |
1da177e4 LT |
2748 | } |
2749 | ||
e315cd28 AC |
2750 | if (test_and_clear_bit(LOOP_RESYNC_NEEDED, |
2751 | &base_vha->dpc_flags)) { | |
1da177e4 LT |
2752 | |
2753 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n", | |
e315cd28 | 2754 | base_vha->host_no)); |
1da177e4 LT |
2755 | |
2756 | if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, | |
e315cd28 | 2757 | &base_vha->dpc_flags))) { |
1da177e4 | 2758 | |
e315cd28 | 2759 | rval = qla2x00_loop_resync(base_vha); |
1da177e4 | 2760 | |
e315cd28 AC |
2761 | clear_bit(LOOP_RESYNC_ACTIVE, |
2762 | &base_vha->dpc_flags); | |
1da177e4 LT |
2763 | } |
2764 | ||
2765 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n", | |
e315cd28 | 2766 | base_vha->host_no)); |
1da177e4 LT |
2767 | } |
2768 | ||
e315cd28 AC |
2769 | if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) && |
2770 | atomic_read(&base_vha->loop_state) == LOOP_READY) { | |
2771 | clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags); | |
2772 | qla2xxx_flash_npiv_conf(base_vha); | |
272976ca AV |
2773 | } |
2774 | ||
1da177e4 | 2775 | if (!ha->interrupts_on) |
fd34f556 | 2776 | ha->isp_ops->enable_intrs(ha); |
1da177e4 | 2777 | |
e315cd28 AC |
2778 | if (test_and_clear_bit(BEACON_BLINK_NEEDED, |
2779 | &base_vha->dpc_flags)) | |
2780 | ha->isp_ops->beacon_blink(base_vha); | |
f6df144c | 2781 | |
e315cd28 | 2782 | qla2x00_do_dpc_all_vps(base_vha); |
2c3dfe3f | 2783 | |
1da177e4 LT |
2784 | ha->dpc_active = 0; |
2785 | } /* End of while(1) */ | |
2786 | ||
e315cd28 | 2787 | DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no)); |
1da177e4 LT |
2788 | |
2789 | /* | |
2790 | * Make sure that nobody tries to wake us up again. | |
2791 | */ | |
1da177e4 LT |
2792 | ha->dpc_active = 0; |
2793 | ||
39a11240 CH |
2794 | return 0; |
2795 | } | |
2796 | ||
2797 | void | |
e315cd28 | 2798 | qla2xxx_wake_dpc(struct scsi_qla_host *vha) |
39a11240 | 2799 | { |
e315cd28 | 2800 | struct qla_hw_data *ha = vha->hw; |
c795c1e4 AV |
2801 | struct task_struct *t = ha->dpc_thread; |
2802 | ||
e315cd28 | 2803 | if (!test_bit(UNLOADING, &vha->dpc_flags) && t) |
c795c1e4 | 2804 | wake_up_process(t); |
1da177e4 LT |
2805 | } |
2806 | ||
1da177e4 LT |
2807 | /* |
2808 | * qla2x00_rst_aen | |
2809 | * Processes asynchronous reset. | |
2810 | * | |
2811 | * Input: | |
2812 | * ha = adapter block pointer. | |
2813 | */ | |
2814 | static void | |
e315cd28 | 2815 | qla2x00_rst_aen(scsi_qla_host_t *vha) |
1da177e4 | 2816 | { |
e315cd28 AC |
2817 | if (vha->flags.online && !vha->flags.reset_active && |
2818 | !atomic_read(&vha->loop_down_timer) && | |
2819 | !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) { | |
1da177e4 | 2820 | do { |
e315cd28 | 2821 | clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
2822 | |
2823 | /* | |
2824 | * Issue marker command only when we are going to start | |
2825 | * the I/O. | |
2826 | */ | |
e315cd28 AC |
2827 | vha->marker_needed = 1; |
2828 | } while (!atomic_read(&vha->loop_down_timer) && | |
2829 | (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags))); | |
1da177e4 LT |
2830 | } |
2831 | } | |
2832 | ||
f4f051eb | 2833 | static void |
e315cd28 | 2834 | qla2x00_sp_free_dma(srb_t *sp) |
f4f051eb | 2835 | { |
2836 | struct scsi_cmnd *cmd = sp->cmd; | |
2837 | ||
2838 | if (sp->flags & SRB_DMA_VALID) { | |
385d70b4 | 2839 | scsi_dma_unmap(cmd); |
f4f051eb | 2840 | sp->flags &= ~SRB_DMA_VALID; |
2841 | } | |
fca29703 | 2842 | CMD_SP(cmd) = NULL; |
f4f051eb | 2843 | } |
2844 | ||
2845 | void | |
73208dfd | 2846 | qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp) |
f4f051eb | 2847 | { |
2848 | struct scsi_cmnd *cmd = sp->cmd; | |
2849 | ||
e315cd28 | 2850 | qla2x00_sp_free_dma(sp); |
f4f051eb | 2851 | |
f4f051eb | 2852 | mempool_free(sp, ha->srb_mempool); |
2853 | ||
2854 | cmd->scsi_done(cmd); | |
2855 | } | |
bdf79621 | 2856 | |
1da177e4 LT |
2857 | /************************************************************************** |
2858 | * qla2x00_timer | |
2859 | * | |
2860 | * Description: | |
2861 | * One second timer | |
2862 | * | |
2863 | * Context: Interrupt | |
2864 | ***************************************************************************/ | |
2c3dfe3f | 2865 | void |
e315cd28 | 2866 | qla2x00_timer(scsi_qla_host_t *vha) |
1da177e4 | 2867 | { |
1da177e4 LT |
2868 | unsigned long cpu_flags = 0; |
2869 | fc_port_t *fcport; | |
1da177e4 LT |
2870 | int start_dpc = 0; |
2871 | int index; | |
2872 | srb_t *sp; | |
f4f051eb | 2873 | int t; |
e315cd28 | 2874 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 2875 | struct req_que *req; |
1da177e4 LT |
2876 | /* |
2877 | * Ports - Port down timer. | |
2878 | * | |
2879 | * Whenever, a port is in the LOST state we start decrementing its port | |
2880 | * down timer every second until it reaches zero. Once it reaches zero | |
fa2a1ce5 | 2881 | * the port it marked DEAD. |
1da177e4 LT |
2882 | */ |
2883 | t = 0; | |
e315cd28 | 2884 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
1da177e4 LT |
2885 | if (fcport->port_type != FCT_TARGET) |
2886 | continue; | |
2887 | ||
2888 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2889 | ||
2890 | if (atomic_read(&fcport->port_down_timer) == 0) | |
2891 | continue; | |
2892 | ||
fa2a1ce5 | 2893 | if (atomic_dec_and_test(&fcport->port_down_timer) != 0) |
1da177e4 | 2894 | atomic_set(&fcport->state, FCS_DEVICE_DEAD); |
fa2a1ce5 | 2895 | |
1da177e4 | 2896 | DEBUG(printk("scsi(%ld): fcport-%d - port retry count: " |
fca29703 | 2897 | "%d remaining\n", |
e315cd28 | 2898 | vha->host_no, |
1da177e4 LT |
2899 | t, atomic_read(&fcport->port_down_timer))); |
2900 | } | |
2901 | t++; | |
2902 | } /* End of for fcport */ | |
2903 | ||
1da177e4 LT |
2904 | |
2905 | /* Loop down handler. */ | |
e315cd28 AC |
2906 | if (atomic_read(&vha->loop_down_timer) > 0 && |
2907 | !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) | |
2908 | && vha->flags.online) { | |
1da177e4 | 2909 | |
e315cd28 AC |
2910 | if (atomic_read(&vha->loop_down_timer) == |
2911 | vha->loop_down_abort_time) { | |
1da177e4 LT |
2912 | |
2913 | DEBUG(printk("scsi(%ld): Loop Down - aborting the " | |
2914 | "queues before time expire\n", | |
e315cd28 | 2915 | vha->host_no)); |
1da177e4 | 2916 | |
e315cd28 AC |
2917 | if (!IS_QLA2100(ha) && vha->link_down_timeout) |
2918 | atomic_set(&vha->loop_state, LOOP_DEAD); | |
1da177e4 LT |
2919 | |
2920 | /* Schedule an ISP abort to return any tape commands. */ | |
2c3dfe3f | 2921 | /* NPIV - scan physical port only */ |
e315cd28 | 2922 | if (!vha->vp_idx) { |
2c3dfe3f SJ |
2923 | spin_lock_irqsave(&ha->hardware_lock, |
2924 | cpu_flags); | |
73208dfd | 2925 | req = ha->req_q_map[0]; |
2c3dfe3f SJ |
2926 | for (index = 1; |
2927 | index < MAX_OUTSTANDING_COMMANDS; | |
2928 | index++) { | |
2929 | fc_port_t *sfcp; | |
2930 | ||
e315cd28 | 2931 | sp = req->outstanding_cmds[index]; |
2c3dfe3f SJ |
2932 | if (!sp) |
2933 | continue; | |
2934 | sfcp = sp->fcport; | |
2935 | if (!(sfcp->flags & FCF_TAPE_PRESENT)) | |
2936 | continue; | |
bdf79621 | 2937 | |
2c3dfe3f | 2938 | set_bit(ISP_ABORT_NEEDED, |
e315cd28 | 2939 | &vha->dpc_flags); |
2c3dfe3f SJ |
2940 | break; |
2941 | } | |
2942 | spin_unlock_irqrestore(&ha->hardware_lock, | |
e315cd28 | 2943 | cpu_flags); |
1da177e4 | 2944 | } |
1da177e4 LT |
2945 | start_dpc++; |
2946 | } | |
2947 | ||
2948 | /* if the loop has been down for 4 minutes, reinit adapter */ | |
e315cd28 | 2949 | if (atomic_dec_and_test(&vha->loop_down_timer) != 0) { |
e315cd28 AC |
2950 | if (!(vha->device_flags & DFLG_NO_CABLE) && |
2951 | !vha->vp_idx) { | |
1da177e4 LT |
2952 | DEBUG(printk("scsi(%ld): Loop down - " |
2953 | "aborting ISP.\n", | |
e315cd28 | 2954 | vha->host_no)); |
1da177e4 LT |
2955 | qla_printk(KERN_WARNING, ha, |
2956 | "Loop down - aborting ISP.\n"); | |
2957 | ||
e315cd28 | 2958 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
2959 | } |
2960 | } | |
fca29703 | 2961 | DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n", |
e315cd28 AC |
2962 | vha->host_no, |
2963 | atomic_read(&vha->loop_down_timer))); | |
1da177e4 LT |
2964 | } |
2965 | ||
f6df144c | 2966 | /* Check if beacon LED needs to be blinked */ |
2967 | if (ha->beacon_blink_led == 1) { | |
e315cd28 | 2968 | set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags); |
f6df144c | 2969 | start_dpc++; |
2970 | } | |
2971 | ||
550bf57d | 2972 | /* Process any deferred work. */ |
e315cd28 | 2973 | if (!list_empty(&vha->work_list)) |
550bf57d AV |
2974 | start_dpc++; |
2975 | ||
1da177e4 | 2976 | /* Schedule the DPC routine if needed */ |
e315cd28 AC |
2977 | if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) || |
2978 | test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) || | |
2979 | test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) || | |
1da177e4 | 2980 | start_dpc || |
e315cd28 AC |
2981 | test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) || |
2982 | test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) || | |
2983 | test_bit(VP_DPC_NEEDED, &vha->dpc_flags) || | |
2984 | test_bit(RELOGIN_NEEDED, &vha->dpc_flags))) | |
2985 | qla2xxx_wake_dpc(vha); | |
1da177e4 | 2986 | |
e315cd28 | 2987 | qla2x00_restart_timer(vha, WATCH_INTERVAL); |
1da177e4 LT |
2988 | } |
2989 | ||
5433383e AV |
2990 | /* Firmware interface routines. */ |
2991 | ||
3a03eb79 | 2992 | #define FW_BLOBS 7 |
5433383e AV |
2993 | #define FW_ISP21XX 0 |
2994 | #define FW_ISP22XX 1 | |
2995 | #define FW_ISP2300 2 | |
2996 | #define FW_ISP2322 3 | |
48c02fde | 2997 | #define FW_ISP24XX 4 |
c3a2f0df | 2998 | #define FW_ISP25XX 5 |
3a03eb79 | 2999 | #define FW_ISP81XX 6 |
5433383e | 3000 | |
bb8ee499 AV |
3001 | #define FW_FILE_ISP21XX "ql2100_fw.bin" |
3002 | #define FW_FILE_ISP22XX "ql2200_fw.bin" | |
3003 | #define FW_FILE_ISP2300 "ql2300_fw.bin" | |
3004 | #define FW_FILE_ISP2322 "ql2322_fw.bin" | |
3005 | #define FW_FILE_ISP24XX "ql2400_fw.bin" | |
c3a2f0df | 3006 | #define FW_FILE_ISP25XX "ql2500_fw.bin" |
3a03eb79 | 3007 | #define FW_FILE_ISP81XX "ql8100_fw.bin" |
bb8ee499 | 3008 | |
e1e82b6f | 3009 | static DEFINE_MUTEX(qla_fw_lock); |
5433383e AV |
3010 | |
3011 | static struct fw_blob qla_fw_blobs[FW_BLOBS] = { | |
bb8ee499 AV |
3012 | { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, }, |
3013 | { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, }, | |
3014 | { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, }, | |
3015 | { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, }, | |
3016 | { .name = FW_FILE_ISP24XX, }, | |
c3a2f0df | 3017 | { .name = FW_FILE_ISP25XX, }, |
3a03eb79 | 3018 | { .name = FW_FILE_ISP81XX, }, |
5433383e AV |
3019 | }; |
3020 | ||
3021 | struct fw_blob * | |
e315cd28 | 3022 | qla2x00_request_firmware(scsi_qla_host_t *vha) |
5433383e | 3023 | { |
e315cd28 | 3024 | struct qla_hw_data *ha = vha->hw; |
5433383e AV |
3025 | struct fw_blob *blob; |
3026 | ||
3027 | blob = NULL; | |
3028 | if (IS_QLA2100(ha)) { | |
3029 | blob = &qla_fw_blobs[FW_ISP21XX]; | |
3030 | } else if (IS_QLA2200(ha)) { | |
3031 | blob = &qla_fw_blobs[FW_ISP22XX]; | |
48c02fde | 3032 | } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { |
5433383e | 3033 | blob = &qla_fw_blobs[FW_ISP2300]; |
48c02fde | 3034 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) { |
5433383e | 3035 | blob = &qla_fw_blobs[FW_ISP2322]; |
4d4df193 | 3036 | } else if (IS_QLA24XX_TYPE(ha)) { |
5433383e | 3037 | blob = &qla_fw_blobs[FW_ISP24XX]; |
c3a2f0df AV |
3038 | } else if (IS_QLA25XX(ha)) { |
3039 | blob = &qla_fw_blobs[FW_ISP25XX]; | |
3a03eb79 AV |
3040 | } else if (IS_QLA81XX(ha)) { |
3041 | blob = &qla_fw_blobs[FW_ISP81XX]; | |
5433383e AV |
3042 | } |
3043 | ||
e1e82b6f | 3044 | mutex_lock(&qla_fw_lock); |
5433383e AV |
3045 | if (blob->fw) |
3046 | goto out; | |
3047 | ||
3048 | if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) { | |
3049 | DEBUG2(printk("scsi(%ld): Failed to load firmware image " | |
e315cd28 | 3050 | "(%s).\n", vha->host_no, blob->name)); |
5433383e AV |
3051 | blob->fw = NULL; |
3052 | blob = NULL; | |
3053 | goto out; | |
3054 | } | |
3055 | ||
3056 | out: | |
e1e82b6f | 3057 | mutex_unlock(&qla_fw_lock); |
5433383e AV |
3058 | return blob; |
3059 | } | |
3060 | ||
3061 | static void | |
3062 | qla2x00_release_firmware(void) | |
3063 | { | |
3064 | int idx; | |
3065 | ||
e1e82b6f | 3066 | mutex_lock(&qla_fw_lock); |
5433383e AV |
3067 | for (idx = 0; idx < FW_BLOBS; idx++) |
3068 | if (qla_fw_blobs[idx].fw) | |
3069 | release_firmware(qla_fw_blobs[idx].fw); | |
e1e82b6f | 3070 | mutex_unlock(&qla_fw_lock); |
5433383e AV |
3071 | } |
3072 | ||
14e660e6 SJ |
3073 | static pci_ers_result_t |
3074 | qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
3075 | { | |
b9b12f73 SJ |
3076 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3077 | ||
14e660e6 SJ |
3078 | switch (state) { |
3079 | case pci_channel_io_normal: | |
3080 | return PCI_ERS_RESULT_CAN_RECOVER; | |
3081 | case pci_channel_io_frozen: | |
3082 | pci_disable_device(pdev); | |
3083 | return PCI_ERS_RESULT_NEED_RESET; | |
3084 | case pci_channel_io_perm_failure: | |
b9b12f73 | 3085 | qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); |
14e660e6 SJ |
3086 | return PCI_ERS_RESULT_DISCONNECT; |
3087 | } | |
3088 | return PCI_ERS_RESULT_NEED_RESET; | |
3089 | } | |
3090 | ||
3091 | static pci_ers_result_t | |
3092 | qla2xxx_pci_mmio_enabled(struct pci_dev *pdev) | |
3093 | { | |
3094 | int risc_paused = 0; | |
3095 | uint32_t stat; | |
3096 | unsigned long flags; | |
e315cd28 AC |
3097 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3098 | struct qla_hw_data *ha = base_vha->hw; | |
14e660e6 SJ |
3099 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
3100 | struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; | |
3101 | ||
3102 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3103 | if (IS_QLA2100(ha) || IS_QLA2200(ha)){ | |
3104 | stat = RD_REG_DWORD(®->hccr); | |
3105 | if (stat & HCCR_RISC_PAUSE) | |
3106 | risc_paused = 1; | |
3107 | } else if (IS_QLA23XX(ha)) { | |
3108 | stat = RD_REG_DWORD(®->u.isp2300.host_status); | |
3109 | if (stat & HSR_RISC_PAUSED) | |
3110 | risc_paused = 1; | |
3111 | } else if (IS_FWI2_CAPABLE(ha)) { | |
3112 | stat = RD_REG_DWORD(®24->host_status); | |
3113 | if (stat & HSRX_RISC_PAUSED) | |
3114 | risc_paused = 1; | |
3115 | } | |
3116 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3117 | ||
3118 | if (risc_paused) { | |
3119 | qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, " | |
3120 | "Dumping firmware!\n"); | |
e315cd28 | 3121 | ha->isp_ops->fw_dump(base_vha, 0); |
14e660e6 SJ |
3122 | |
3123 | return PCI_ERS_RESULT_NEED_RESET; | |
3124 | } else | |
3125 | return PCI_ERS_RESULT_RECOVERED; | |
3126 | } | |
3127 | ||
3128 | static pci_ers_result_t | |
3129 | qla2xxx_pci_slot_reset(struct pci_dev *pdev) | |
3130 | { | |
3131 | pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT; | |
e315cd28 AC |
3132 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3133 | struct qla_hw_data *ha = base_vha->hw; | |
09483916 BH |
3134 | int rc; |
3135 | ||
3136 | if (ha->mem_only) | |
3137 | rc = pci_enable_device_mem(pdev); | |
3138 | else | |
3139 | rc = pci_enable_device(pdev); | |
14e660e6 | 3140 | |
09483916 | 3141 | if (rc) { |
14e660e6 SJ |
3142 | qla_printk(KERN_WARNING, ha, |
3143 | "Can't re-enable PCI device after reset.\n"); | |
3144 | ||
3145 | return ret; | |
3146 | } | |
3147 | pci_set_master(pdev); | |
3148 | ||
e315cd28 | 3149 | if (ha->isp_ops->pci_config(base_vha)) |
14e660e6 SJ |
3150 | return ret; |
3151 | ||
e315cd28 AC |
3152 | set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); |
3153 | if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS) | |
14e660e6 | 3154 | ret = PCI_ERS_RESULT_RECOVERED; |
e315cd28 | 3155 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); |
14e660e6 SJ |
3156 | |
3157 | return ret; | |
3158 | } | |
3159 | ||
3160 | static void | |
3161 | qla2xxx_pci_resume(struct pci_dev *pdev) | |
3162 | { | |
e315cd28 AC |
3163 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3164 | struct qla_hw_data *ha = base_vha->hw; | |
14e660e6 SJ |
3165 | int ret; |
3166 | ||
e315cd28 | 3167 | ret = qla2x00_wait_for_hba_online(base_vha); |
14e660e6 SJ |
3168 | if (ret != QLA_SUCCESS) { |
3169 | qla_printk(KERN_ERR, ha, | |
3170 | "the device failed to resume I/O " | |
3171 | "from slot/link_reset"); | |
3172 | } | |
3173 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
3174 | } | |
3175 | ||
3176 | static struct pci_error_handlers qla2xxx_err_handler = { | |
3177 | .error_detected = qla2xxx_pci_error_detected, | |
3178 | .mmio_enabled = qla2xxx_pci_mmio_enabled, | |
3179 | .slot_reset = qla2xxx_pci_slot_reset, | |
3180 | .resume = qla2xxx_pci_resume, | |
3181 | }; | |
3182 | ||
5433383e | 3183 | static struct pci_device_id qla2xxx_pci_tbl[] = { |
47f5e069 AV |
3184 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) }, |
3185 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) }, | |
3186 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) }, | |
3187 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) }, | |
3188 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) }, | |
3189 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) }, | |
3190 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) }, | |
3191 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) }, | |
3192 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) }, | |
4d4df193 | 3193 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) }, |
47f5e069 AV |
3194 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) }, |
3195 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) }, | |
c3a2f0df | 3196 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) }, |
3a03eb79 | 3197 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) }, |
5433383e AV |
3198 | { 0 }, |
3199 | }; | |
3200 | MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl); | |
3201 | ||
fca29703 | 3202 | static struct pci_driver qla2xxx_pci_driver = { |
cb63067a | 3203 | .name = QLA2XXX_DRIVER_NAME, |
0a21ef1e JB |
3204 | .driver = { |
3205 | .owner = THIS_MODULE, | |
3206 | }, | |
fca29703 | 3207 | .id_table = qla2xxx_pci_tbl, |
7ee61397 | 3208 | .probe = qla2x00_probe_one, |
4c993f76 | 3209 | .remove = qla2x00_remove_one, |
14e660e6 | 3210 | .err_handler = &qla2xxx_err_handler, |
fca29703 AV |
3211 | }; |
3212 | ||
1da177e4 LT |
3213 | /** |
3214 | * qla2x00_module_init - Module initialization. | |
3215 | **/ | |
3216 | static int __init | |
3217 | qla2x00_module_init(void) | |
3218 | { | |
fca29703 AV |
3219 | int ret = 0; |
3220 | ||
1da177e4 | 3221 | /* Allocate cache for SRBs. */ |
354d6b21 | 3222 | srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0, |
20c2df83 | 3223 | SLAB_HWCACHE_ALIGN, NULL); |
1da177e4 LT |
3224 | if (srb_cachep == NULL) { |
3225 | printk(KERN_ERR | |
3226 | "qla2xxx: Unable to allocate SRB cache...Failing load!\n"); | |
3227 | return -ENOMEM; | |
3228 | } | |
3229 | ||
3230 | /* Derive version string. */ | |
3231 | strcpy(qla2x00_version_str, QLA2XXX_VERSION); | |
11010fec | 3232 | if (ql2xextended_error_logging) |
0181944f AV |
3233 | strcat(qla2x00_version_str, "-debug"); |
3234 | ||
1c97a12a AV |
3235 | qla2xxx_transport_template = |
3236 | fc_attach_transport(&qla2xxx_transport_functions); | |
2c3dfe3f SJ |
3237 | if (!qla2xxx_transport_template) { |
3238 | kmem_cache_destroy(srb_cachep); | |
1da177e4 | 3239 | return -ENODEV; |
2c3dfe3f SJ |
3240 | } |
3241 | qla2xxx_transport_vport_template = | |
3242 | fc_attach_transport(&qla2xxx_transport_vport_functions); | |
3243 | if (!qla2xxx_transport_vport_template) { | |
3244 | kmem_cache_destroy(srb_cachep); | |
3245 | fc_release_transport(qla2xxx_transport_template); | |
1da177e4 | 3246 | return -ENODEV; |
2c3dfe3f | 3247 | } |
1da177e4 | 3248 | |
fd9a29f0 AV |
3249 | printk(KERN_INFO "QLogic Fibre Channel HBA Driver: %s\n", |
3250 | qla2x00_version_str); | |
7ee61397 | 3251 | ret = pci_register_driver(&qla2xxx_pci_driver); |
fca29703 AV |
3252 | if (ret) { |
3253 | kmem_cache_destroy(srb_cachep); | |
3254 | fc_release_transport(qla2xxx_transport_template); | |
2c3dfe3f | 3255 | fc_release_transport(qla2xxx_transport_vport_template); |
fca29703 AV |
3256 | } |
3257 | return ret; | |
1da177e4 LT |
3258 | } |
3259 | ||
3260 | /** | |
3261 | * qla2x00_module_exit - Module cleanup. | |
3262 | **/ | |
3263 | static void __exit | |
3264 | qla2x00_module_exit(void) | |
3265 | { | |
7ee61397 | 3266 | pci_unregister_driver(&qla2xxx_pci_driver); |
5433383e | 3267 | qla2x00_release_firmware(); |
354d6b21 | 3268 | kmem_cache_destroy(srb_cachep); |
1da177e4 | 3269 | fc_release_transport(qla2xxx_transport_template); |
2c3dfe3f | 3270 | fc_release_transport(qla2xxx_transport_vport_template); |
1da177e4 LT |
3271 | } |
3272 | ||
3273 | module_init(qla2x00_module_init); | |
3274 | module_exit(qla2x00_module_exit); | |
3275 | ||
3276 | MODULE_AUTHOR("QLogic Corporation"); | |
3277 | MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver"); | |
3278 | MODULE_LICENSE("GPL"); | |
3279 | MODULE_VERSION(QLA2XXX_VERSION); | |
bb8ee499 AV |
3280 | MODULE_FIRMWARE(FW_FILE_ISP21XX); |
3281 | MODULE_FIRMWARE(FW_FILE_ISP22XX); | |
3282 | MODULE_FIRMWARE(FW_FILE_ISP2300); | |
3283 | MODULE_FIRMWARE(FW_FILE_ISP2322); | |
3284 | MODULE_FIRMWARE(FW_FILE_ISP24XX); | |
61623fc3 | 3285 | MODULE_FIRMWARE(FW_FILE_ISP25XX); |
3a03eb79 | 3286 | MODULE_FIRMWARE(FW_FILE_ISP81XX); |