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Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
fa90c54f AV |
2 | * QLogic Fibre Channel HBA Driver |
3 | * Copyright (c) 2003-2005 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> |
1da177e4 LT |
13 | |
14 | #include <scsi/scsi_tcq.h> | |
15 | #include <scsi/scsicam.h> | |
16 | #include <scsi/scsi_transport.h> | |
17 | #include <scsi/scsi_transport_fc.h> | |
18 | ||
19 | /* | |
20 | * Driver version | |
21 | */ | |
22 | char qla2x00_version_str[40]; | |
23 | ||
24 | /* | |
25 | * SRB allocation cache | |
26 | */ | |
e18b890b | 27 | static struct kmem_cache *srb_cachep; |
1da177e4 LT |
28 | |
29 | /* | |
30 | * Ioctl related information. | |
31 | */ | |
2c3dfe3f | 32 | int num_hosts; |
1da177e4 LT |
33 | int ql2xlogintimeout = 20; |
34 | module_param(ql2xlogintimeout, int, S_IRUGO|S_IRUSR); | |
35 | MODULE_PARM_DESC(ql2xlogintimeout, | |
36 | "Login timeout value in seconds."); | |
37 | ||
a7b61842 | 38 | int qlport_down_retry; |
1da177e4 LT |
39 | module_param(qlport_down_retry, int, S_IRUGO|S_IRUSR); |
40 | MODULE_PARM_DESC(qlport_down_retry, | |
900d9f98 | 41 | "Maximum number of command retries to a port that returns " |
1da177e4 LT |
42 | "a PORT-DOWN status."); |
43 | ||
1da177e4 LT |
44 | int ql2xplogiabsentdevice; |
45 | module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR); | |
46 | MODULE_PARM_DESC(ql2xplogiabsentdevice, | |
47 | "Option to enable PLOGI to devices that are not present after " | |
900d9f98 | 48 | "a Fabric scan. This is needed for several broken switches. " |
1da177e4 LT |
49 | "Default is 0 - no PLOGI. 1 - perfom PLOGI."); |
50 | ||
1da177e4 LT |
51 | int ql2xloginretrycount = 0; |
52 | module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR); | |
53 | MODULE_PARM_DESC(ql2xloginretrycount, | |
54 | "Specify an alternate value for the NVRAM login retry count."); | |
55 | ||
a7a167bf AV |
56 | int ql2xallocfwdump = 1; |
57 | module_param(ql2xallocfwdump, int, S_IRUGO|S_IRUSR); | |
58 | MODULE_PARM_DESC(ql2xallocfwdump, | |
59 | "Option to enable allocation of memory for a firmware dump " | |
60 | "during HBA initialization. Memory allocation requirements " | |
61 | "vary by ISP type. Default is 1 - allocate memory."); | |
62 | ||
11010fec | 63 | int ql2xextended_error_logging; |
27d94035 | 64 | module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR); |
11010fec | 65 | MODULE_PARM_DESC(ql2xextended_error_logging, |
0181944f AV |
66 | "Option to enable extended error logging, " |
67 | "Default is 0 - no logging. 1 - log errors."); | |
68 | ||
1da177e4 LT |
69 | static void qla2x00_free_device(scsi_qla_host_t *); |
70 | ||
71 | static void qla2x00_config_dma_addressing(scsi_qla_host_t *ha); | |
72 | ||
cca5335c AV |
73 | int ql2xfdmienable; |
74 | module_param(ql2xfdmienable, int, S_IRUGO|S_IRUSR); | |
75 | MODULE_PARM_DESC(ql2xfdmienable, | |
76 | "Enables FDMI registratons " | |
77 | "Default is 0 - no FDMI. 1 - perfom FDMI."); | |
78 | ||
df7baa50 AV |
79 | #define MAX_Q_DEPTH 32 |
80 | static int ql2xmaxqdepth = MAX_Q_DEPTH; | |
81 | module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR); | |
82 | MODULE_PARM_DESC(ql2xmaxqdepth, | |
83 | "Maximum queue depth to report for target devices."); | |
84 | ||
85 | int ql2xqfullrampup = 120; | |
86 | module_param(ql2xqfullrampup, int, S_IRUGO|S_IWUSR); | |
87 | MODULE_PARM_DESC(ql2xqfullrampup, | |
88 | "Number of seconds to wait to begin to ramp-up the queue " | |
89 | "depth for a device after a queue-full condition has been " | |
90 | "detected. Default is 120 seconds."); | |
91 | ||
1da177e4 | 92 | /* |
fa2a1ce5 | 93 | * SCSI host template entry points |
1da177e4 LT |
94 | */ |
95 | static int qla2xxx_slave_configure(struct scsi_device * device); | |
f4f051eb | 96 | static int qla2xxx_slave_alloc(struct scsi_device *); |
1e99e33a AV |
97 | static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time); |
98 | static void qla2xxx_scan_start(struct Scsi_Host *); | |
f4f051eb | 99 | static void qla2xxx_slave_destroy(struct scsi_device *); |
1da177e4 LT |
100 | static int qla2x00_queuecommand(struct scsi_cmnd *cmd, |
101 | void (*fn)(struct scsi_cmnd *)); | |
fca29703 AV |
102 | static int qla24xx_queuecommand(struct scsi_cmnd *cmd, |
103 | void (*fn)(struct scsi_cmnd *)); | |
1da177e4 LT |
104 | static int qla2xxx_eh_abort(struct scsi_cmnd *); |
105 | static int qla2xxx_eh_device_reset(struct scsi_cmnd *); | |
106 | static int qla2xxx_eh_bus_reset(struct scsi_cmnd *); | |
107 | static int qla2xxx_eh_host_reset(struct scsi_cmnd *); | |
1da177e4 LT |
108 | static int qla2x00_device_reset(scsi_qla_host_t *, fc_port_t *); |
109 | ||
ce7e4af7 AV |
110 | static int qla2x00_change_queue_depth(struct scsi_device *, int); |
111 | static int qla2x00_change_queue_type(struct scsi_device *, int); | |
112 | ||
a824ebb3 | 113 | static struct scsi_host_template qla2x00_driver_template = { |
1da177e4 | 114 | .module = THIS_MODULE, |
cb63067a | 115 | .name = QLA2XXX_DRIVER_NAME, |
1da177e4 LT |
116 | .queuecommand = qla2x00_queuecommand, |
117 | ||
118 | .eh_abort_handler = qla2xxx_eh_abort, | |
119 | .eh_device_reset_handler = qla2xxx_eh_device_reset, | |
120 | .eh_bus_reset_handler = qla2xxx_eh_bus_reset, | |
121 | .eh_host_reset_handler = qla2xxx_eh_host_reset, | |
122 | ||
123 | .slave_configure = qla2xxx_slave_configure, | |
124 | ||
f4f051eb AV |
125 | .slave_alloc = qla2xxx_slave_alloc, |
126 | .slave_destroy = qla2xxx_slave_destroy, | |
1e99e33a AV |
127 | .scan_finished = qla2xxx_scan_finished, |
128 | .scan_start = qla2xxx_scan_start, | |
ce7e4af7 AV |
129 | .change_queue_depth = qla2x00_change_queue_depth, |
130 | .change_queue_type = qla2x00_change_queue_type, | |
1da177e4 LT |
131 | .this_id = -1, |
132 | .cmd_per_lun = 3, | |
133 | .use_clustering = ENABLE_CLUSTERING, | |
134 | .sg_tablesize = SG_ALL, | |
135 | ||
136 | /* | |
137 | * The RISC allows for each command to transfer (2^32-1) bytes of data, | |
138 | * which equates to 0x800000 sectors. | |
139 | */ | |
140 | .max_sectors = 0xFFFF, | |
afb046e2 | 141 | .shost_attrs = qla2x00_host_attrs, |
1da177e4 LT |
142 | }; |
143 | ||
2c3dfe3f | 144 | struct scsi_host_template qla24xx_driver_template = { |
fca29703 | 145 | .module = THIS_MODULE, |
cb63067a | 146 | .name = QLA2XXX_DRIVER_NAME, |
fca29703 AV |
147 | .queuecommand = qla24xx_queuecommand, |
148 | ||
149 | .eh_abort_handler = qla2xxx_eh_abort, | |
150 | .eh_device_reset_handler = qla2xxx_eh_device_reset, | |
151 | .eh_bus_reset_handler = qla2xxx_eh_bus_reset, | |
152 | .eh_host_reset_handler = qla2xxx_eh_host_reset, | |
153 | ||
154 | .slave_configure = qla2xxx_slave_configure, | |
155 | ||
156 | .slave_alloc = qla2xxx_slave_alloc, | |
157 | .slave_destroy = qla2xxx_slave_destroy, | |
ed677086 AV |
158 | .scan_finished = qla2xxx_scan_finished, |
159 | .scan_start = qla2xxx_scan_start, | |
ce7e4af7 AV |
160 | .change_queue_depth = qla2x00_change_queue_depth, |
161 | .change_queue_type = qla2x00_change_queue_type, | |
fca29703 AV |
162 | .this_id = -1, |
163 | .cmd_per_lun = 3, | |
164 | .use_clustering = ENABLE_CLUSTERING, | |
165 | .sg_tablesize = SG_ALL, | |
166 | ||
167 | .max_sectors = 0xFFFF, | |
afb046e2 | 168 | .shost_attrs = qla2x00_host_attrs, |
fca29703 AV |
169 | }; |
170 | ||
1da177e4 | 171 | static struct scsi_transport_template *qla2xxx_transport_template = NULL; |
2c3dfe3f | 172 | struct scsi_transport_template *qla2xxx_transport_vport_template = NULL; |
1da177e4 | 173 | |
1da177e4 LT |
174 | /* TODO Convert to inlines |
175 | * | |
176 | * Timer routines | |
177 | */ | |
1da177e4 | 178 | |
2c3dfe3f | 179 | __inline__ void |
1da177e4 LT |
180 | qla2x00_start_timer(scsi_qla_host_t *ha, void *func, unsigned long interval) |
181 | { | |
182 | init_timer(&ha->timer); | |
183 | ha->timer.expires = jiffies + interval * HZ; | |
184 | ha->timer.data = (unsigned long)ha; | |
185 | ha->timer.function = (void (*)(unsigned long))func; | |
186 | add_timer(&ha->timer); | |
187 | ha->timer_active = 1; | |
188 | } | |
189 | ||
190 | static inline void | |
191 | qla2x00_restart_timer(scsi_qla_host_t *ha, unsigned long interval) | |
192 | { | |
193 | mod_timer(&ha->timer, jiffies + interval * HZ); | |
194 | } | |
195 | ||
a824ebb3 | 196 | static __inline__ void |
1da177e4 LT |
197 | qla2x00_stop_timer(scsi_qla_host_t *ha) |
198 | { | |
199 | del_timer_sync(&ha->timer); | |
200 | ha->timer_active = 0; | |
201 | } | |
202 | ||
1da177e4 LT |
203 | static int qla2x00_do_dpc(void *data); |
204 | ||
205 | static void qla2x00_rst_aen(scsi_qla_host_t *); | |
206 | ||
e8711085 | 207 | static int qla2x00_mem_alloc(scsi_qla_host_t *); |
a824ebb3 | 208 | static void qla2x00_mem_free(scsi_qla_host_t *ha); |
f4f051eb | 209 | static void qla2x00_sp_free_dma(scsi_qla_host_t *, srb_t *); |
1da177e4 | 210 | |
1da177e4 LT |
211 | /* -------------------------------------------------------------------------- */ |
212 | ||
1da177e4 | 213 | static char * |
abbd8870 | 214 | qla2x00_pci_info_str(struct scsi_qla_host *ha, char *str) |
1da177e4 LT |
215 | { |
216 | static char *pci_bus_modes[] = { | |
217 | "33", "66", "100", "133", | |
218 | }; | |
219 | uint16_t pci_bus; | |
220 | ||
221 | strcpy(str, "PCI"); | |
222 | pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9; | |
223 | if (pci_bus) { | |
224 | strcat(str, "-X ("); | |
225 | strcat(str, pci_bus_modes[pci_bus]); | |
226 | } else { | |
227 | pci_bus = (ha->pci_attr & BIT_8) >> 8; | |
228 | strcat(str, " ("); | |
229 | strcat(str, pci_bus_modes[pci_bus]); | |
230 | } | |
231 | strcat(str, " MHz)"); | |
232 | ||
233 | return (str); | |
234 | } | |
235 | ||
fca29703 AV |
236 | static char * |
237 | qla24xx_pci_info_str(struct scsi_qla_host *ha, char *str) | |
238 | { | |
239 | static char *pci_bus_modes[] = { "33", "66", "100", "133", }; | |
240 | uint32_t pci_bus; | |
241 | int pcie_reg; | |
242 | ||
243 | pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); | |
244 | if (pcie_reg) { | |
245 | char lwstr[6]; | |
246 | uint16_t pcie_lstat, lspeed, lwidth; | |
247 | ||
248 | pcie_reg += 0x12; | |
249 | pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat); | |
250 | lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3); | |
251 | lwidth = (pcie_lstat & | |
252 | (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4; | |
253 | ||
254 | strcpy(str, "PCIe ("); | |
255 | if (lspeed == 1) | |
256 | strcat(str, "2.5Gb/s "); | |
c3a2f0df AV |
257 | else if (lspeed == 2) |
258 | strcat(str, "5.0Gb/s "); | |
fca29703 AV |
259 | else |
260 | strcat(str, "<unknown> "); | |
261 | snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth); | |
262 | strcat(str, lwstr); | |
263 | ||
264 | return str; | |
265 | } | |
266 | ||
267 | strcpy(str, "PCI"); | |
268 | pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8; | |
269 | if (pci_bus == 0 || pci_bus == 8) { | |
270 | strcat(str, " ("); | |
271 | strcat(str, pci_bus_modes[pci_bus >> 3]); | |
272 | } else { | |
273 | strcat(str, "-X "); | |
274 | if (pci_bus & BIT_2) | |
275 | strcat(str, "Mode 2"); | |
276 | else | |
277 | strcat(str, "Mode 1"); | |
278 | strcat(str, " ("); | |
279 | strcat(str, pci_bus_modes[pci_bus & ~BIT_2]); | |
280 | } | |
281 | strcat(str, " MHz)"); | |
282 | ||
283 | return str; | |
284 | } | |
285 | ||
e5f82ab8 | 286 | static char * |
abbd8870 | 287 | qla2x00_fw_version_str(struct scsi_qla_host *ha, char *str) |
1da177e4 LT |
288 | { |
289 | char un_str[10]; | |
fa2a1ce5 | 290 | |
1da177e4 LT |
291 | sprintf(str, "%d.%02d.%02d ", ha->fw_major_version, |
292 | ha->fw_minor_version, | |
293 | ha->fw_subminor_version); | |
294 | ||
295 | if (ha->fw_attributes & BIT_9) { | |
296 | strcat(str, "FLX"); | |
297 | return (str); | |
298 | } | |
299 | ||
300 | switch (ha->fw_attributes & 0xFF) { | |
301 | case 0x7: | |
302 | strcat(str, "EF"); | |
303 | break; | |
304 | case 0x17: | |
305 | strcat(str, "TP"); | |
306 | break; | |
307 | case 0x37: | |
308 | strcat(str, "IP"); | |
309 | break; | |
310 | case 0x77: | |
311 | strcat(str, "VI"); | |
312 | break; | |
313 | default: | |
314 | sprintf(un_str, "(%x)", ha->fw_attributes); | |
315 | strcat(str, un_str); | |
316 | break; | |
317 | } | |
318 | if (ha->fw_attributes & 0x100) | |
319 | strcat(str, "X"); | |
320 | ||
321 | return (str); | |
322 | } | |
323 | ||
e5f82ab8 | 324 | static char * |
fca29703 AV |
325 | qla24xx_fw_version_str(struct scsi_qla_host *ha, char *str) |
326 | { | |
f0883ac6 AV |
327 | sprintf(str, "%d.%02d.%02d ", ha->fw_major_version, |
328 | ha->fw_minor_version, | |
329 | ha->fw_subminor_version); | |
330 | ||
fca29703 AV |
331 | if (ha->fw_attributes & BIT_0) |
332 | strcat(str, "[Class 2] "); | |
333 | if (ha->fw_attributes & BIT_1) | |
334 | strcat(str, "[IP] "); | |
335 | if (ha->fw_attributes & BIT_2) | |
336 | strcat(str, "[Multi-ID] "); | |
c3a2f0df AV |
337 | if (ha->fw_attributes & BIT_3) |
338 | strcat(str, "[SB-2] "); | |
339 | if (ha->fw_attributes & BIT_4) | |
340 | strcat(str, "[T10 CRC] "); | |
341 | if (ha->fw_attributes & BIT_5) | |
342 | strcat(str, "[VI] "); | |
fca29703 AV |
343 | if (ha->fw_attributes & BIT_13) |
344 | strcat(str, "[Experimental]"); | |
345 | return str; | |
fca29703 AV |
346 | } |
347 | ||
348 | static inline srb_t * | |
349 | qla2x00_get_new_sp(scsi_qla_host_t *ha, fc_port_t *fcport, | |
350 | struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) | |
351 | { | |
352 | srb_t *sp; | |
353 | ||
354 | sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC); | |
355 | if (!sp) | |
356 | return sp; | |
357 | ||
fca29703 AV |
358 | sp->ha = ha; |
359 | sp->fcport = fcport; | |
360 | sp->cmd = cmd; | |
361 | sp->flags = 0; | |
362 | CMD_SP(cmd) = (void *)sp; | |
363 | cmd->scsi_done = done; | |
364 | ||
365 | return sp; | |
366 | } | |
367 | ||
1da177e4 | 368 | static int |
f4f051eb | 369 | qla2x00_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
1da177e4 | 370 | { |
f363b943 | 371 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
bdf79621 | 372 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
19a7b4ae | 373 | struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); |
f4f051eb AV |
374 | srb_t *sp; |
375 | int rval; | |
1da177e4 | 376 | |
14e660e6 SJ |
377 | if (unlikely(pci_channel_offline(ha->pdev))) { |
378 | cmd->result = DID_REQUEUE << 16; | |
379 | goto qc_fail_command; | |
380 | } | |
381 | ||
19a7b4ae JSEC |
382 | rval = fc_remote_port_chkready(rport); |
383 | if (rval) { | |
384 | cmd->result = rval; | |
f4f051eb AV |
385 | goto qc_fail_command; |
386 | } | |
1da177e4 | 387 | |
387f96b4 AV |
388 | /* Close window on fcport/rport state-transitioning. */ |
389 | if (!*(fc_port_t **)rport->dd_data) { | |
390 | cmd->result = DID_IMM_RETRY << 16; | |
391 | goto qc_fail_command; | |
392 | } | |
393 | ||
f4f051eb AV |
394 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
395 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || | |
396 | atomic_read(&ha->loop_state) == LOOP_DEAD) { | |
397 | cmd->result = DID_NO_CONNECT << 16; | |
398 | goto qc_fail_command; | |
399 | } | |
400 | goto qc_host_busy; | |
401 | } | |
1da177e4 LT |
402 | |
403 | spin_unlock_irq(ha->host->host_lock); | |
404 | ||
fca29703 AV |
405 | sp = qla2x00_get_new_sp(ha, fcport, cmd, done); |
406 | if (!sp) | |
f4f051eb | 407 | goto qc_host_busy_lock; |
1da177e4 | 408 | |
f4f051eb AV |
409 | rval = qla2x00_start_scsi(sp); |
410 | if (rval != QLA_SUCCESS) | |
411 | goto qc_host_busy_free_sp; | |
1da177e4 | 412 | |
f4f051eb | 413 | spin_lock_irq(ha->host->host_lock); |
1da177e4 | 414 | |
f4f051eb | 415 | return 0; |
1da177e4 | 416 | |
f4f051eb AV |
417 | qc_host_busy_free_sp: |
418 | qla2x00_sp_free_dma(ha, sp); | |
f4f051eb | 419 | mempool_free(sp, ha->srb_mempool); |
1da177e4 | 420 | |
f4f051eb AV |
421 | qc_host_busy_lock: |
422 | spin_lock_irq(ha->host->host_lock); | |
1da177e4 | 423 | |
f4f051eb AV |
424 | qc_host_busy: |
425 | return SCSI_MLQUEUE_HOST_BUSY; | |
1da177e4 | 426 | |
f4f051eb AV |
427 | qc_fail_command: |
428 | done(cmd); | |
1da177e4 | 429 | |
f4f051eb | 430 | return 0; |
1da177e4 LT |
431 | } |
432 | ||
fca29703 AV |
433 | |
434 | static int | |
435 | qla24xx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) | |
436 | { | |
f363b943 | 437 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
fca29703 | 438 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
19a7b4ae | 439 | struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); |
fca29703 AV |
440 | srb_t *sp; |
441 | int rval; | |
2c3dfe3f | 442 | scsi_qla_host_t *pha = to_qla_parent(ha); |
fca29703 | 443 | |
14e660e6 SJ |
444 | if (unlikely(pci_channel_offline(ha->pdev))) { |
445 | cmd->result = DID_REQUEUE << 16; | |
446 | goto qc24_fail_command; | |
447 | } | |
448 | ||
19a7b4ae JSEC |
449 | rval = fc_remote_port_chkready(rport); |
450 | if (rval) { | |
451 | cmd->result = rval; | |
fca29703 AV |
452 | goto qc24_fail_command; |
453 | } | |
454 | ||
387f96b4 AV |
455 | /* Close window on fcport/rport state-transitioning. */ |
456 | if (!*(fc_port_t **)rport->dd_data) { | |
457 | cmd->result = DID_IMM_RETRY << 16; | |
458 | goto qc24_fail_command; | |
459 | } | |
460 | ||
fca29703 AV |
461 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
462 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || | |
2c3dfe3f | 463 | atomic_read(&pha->loop_state) == LOOP_DEAD) { |
fca29703 AV |
464 | cmd->result = DID_NO_CONNECT << 16; |
465 | goto qc24_fail_command; | |
466 | } | |
467 | goto qc24_host_busy; | |
468 | } | |
469 | ||
470 | spin_unlock_irq(ha->host->host_lock); | |
471 | ||
2c3dfe3f | 472 | sp = qla2x00_get_new_sp(pha, fcport, cmd, done); |
fca29703 AV |
473 | if (!sp) |
474 | goto qc24_host_busy_lock; | |
475 | ||
476 | rval = qla24xx_start_scsi(sp); | |
477 | if (rval != QLA_SUCCESS) | |
478 | goto qc24_host_busy_free_sp; | |
479 | ||
480 | spin_lock_irq(ha->host->host_lock); | |
481 | ||
482 | return 0; | |
483 | ||
484 | qc24_host_busy_free_sp: | |
2c3dfe3f SJ |
485 | qla2x00_sp_free_dma(pha, sp); |
486 | mempool_free(sp, pha->srb_mempool); | |
fca29703 AV |
487 | |
488 | qc24_host_busy_lock: | |
489 | spin_lock_irq(ha->host->host_lock); | |
490 | ||
491 | qc24_host_busy: | |
492 | return SCSI_MLQUEUE_HOST_BUSY; | |
493 | ||
494 | qc24_fail_command: | |
495 | done(cmd); | |
496 | ||
497 | return 0; | |
498 | } | |
499 | ||
500 | ||
1da177e4 LT |
501 | /* |
502 | * qla2x00_eh_wait_on_command | |
503 | * Waits for the command to be returned by the Firmware for some | |
504 | * max time. | |
505 | * | |
506 | * Input: | |
507 | * ha = actual ha whose done queue will contain the command | |
508 | * returned by firmware. | |
509 | * cmd = Scsi Command to wait on. | |
510 | * flag = Abort/Reset(Bus or Device Reset) | |
511 | * | |
512 | * Return: | |
513 | * Not Found : 0 | |
514 | * Found : 1 | |
515 | */ | |
516 | static int | |
517 | qla2x00_eh_wait_on_command(scsi_qla_host_t *ha, struct scsi_cmnd *cmd) | |
518 | { | |
fe74c71f AV |
519 | #define ABORT_POLLING_PERIOD 1000 |
520 | #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD)) | |
f4f051eb AV |
521 | unsigned long wait_iter = ABORT_WAIT_ITER; |
522 | int ret = QLA_SUCCESS; | |
1da177e4 | 523 | |
f4f051eb | 524 | while (CMD_SP(cmd)) { |
fe74c71f | 525 | msleep(ABORT_POLLING_PERIOD); |
1da177e4 | 526 | |
f4f051eb AV |
527 | if (--wait_iter) |
528 | break; | |
529 | } | |
530 | if (CMD_SP(cmd)) | |
531 | ret = QLA_FUNCTION_FAILED; | |
1da177e4 | 532 | |
f4f051eb | 533 | return ret; |
1da177e4 LT |
534 | } |
535 | ||
536 | /* | |
537 | * qla2x00_wait_for_hba_online | |
fa2a1ce5 | 538 | * Wait till the HBA is online after going through |
1da177e4 LT |
539 | * <= MAX_RETRIES_OF_ISP_ABORT or |
540 | * finally HBA is disabled ie marked offline | |
541 | * | |
542 | * Input: | |
543 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
544 | * |
545 | * Note: | |
1da177e4 LT |
546 | * Does context switching-Release SPIN_LOCK |
547 | * (if any) before calling this routine. | |
548 | * | |
549 | * Return: | |
550 | * Success (Adapter is online) : 0 | |
551 | * Failed (Adapter is offline/disabled) : 1 | |
552 | */ | |
854165f4 | 553 | int |
1da177e4 LT |
554 | qla2x00_wait_for_hba_online(scsi_qla_host_t *ha) |
555 | { | |
fca29703 AV |
556 | int return_status; |
557 | unsigned long wait_online; | |
2c3dfe3f | 558 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 559 | |
fa2a1ce5 | 560 | wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
2c3dfe3f SJ |
561 | while (((test_bit(ISP_ABORT_NEEDED, &pha->dpc_flags)) || |
562 | test_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags) || | |
563 | test_bit(ISP_ABORT_RETRY, &pha->dpc_flags) || | |
564 | pha->dpc_active) && time_before(jiffies, wait_online)) { | |
1da177e4 LT |
565 | |
566 | msleep(1000); | |
567 | } | |
2c3dfe3f | 568 | if (pha->flags.online) |
fa2a1ce5 | 569 | return_status = QLA_SUCCESS; |
1da177e4 LT |
570 | else |
571 | return_status = QLA_FUNCTION_FAILED; | |
572 | ||
573 | DEBUG2(printk("%s return_status=%d\n",__func__,return_status)); | |
574 | ||
575 | return (return_status); | |
576 | } | |
577 | ||
578 | /* | |
579 | * qla2x00_wait_for_loop_ready | |
580 | * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop | |
fa2a1ce5 | 581 | * to be in LOOP_READY state. |
1da177e4 LT |
582 | * Input: |
583 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
584 | * |
585 | * Note: | |
1da177e4 LT |
586 | * Does context switching-Release SPIN_LOCK |
587 | * (if any) before calling this routine. | |
fa2a1ce5 | 588 | * |
1da177e4 LT |
589 | * |
590 | * Return: | |
591 | * Success (LOOP_READY) : 0 | |
592 | * Failed (LOOP_NOT_READY) : 1 | |
593 | */ | |
fa2a1ce5 | 594 | static inline int |
1da177e4 LT |
595 | qla2x00_wait_for_loop_ready(scsi_qla_host_t *ha) |
596 | { | |
597 | int return_status = QLA_SUCCESS; | |
598 | unsigned long loop_timeout ; | |
2c3dfe3f | 599 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
600 | |
601 | /* wait for 5 min at the max for loop to be ready */ | |
fa2a1ce5 | 602 | loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
1da177e4 | 603 | |
2c3dfe3f SJ |
604 | while ((!atomic_read(&pha->loop_down_timer) && |
605 | atomic_read(&pha->loop_state) == LOOP_DOWN) || | |
606 | atomic_read(&pha->loop_state) != LOOP_READY) { | |
607 | if (atomic_read(&pha->loop_state) == LOOP_DEAD) { | |
57680080 RA |
608 | return_status = QLA_FUNCTION_FAILED; |
609 | break; | |
610 | } | |
1da177e4 LT |
611 | msleep(1000); |
612 | if (time_after_eq(jiffies, loop_timeout)) { | |
613 | return_status = QLA_FUNCTION_FAILED; | |
614 | break; | |
615 | } | |
616 | } | |
fa2a1ce5 | 617 | return (return_status); |
1da177e4 LT |
618 | } |
619 | ||
07db5183 AV |
620 | static void |
621 | qla2x00_block_error_handler(struct scsi_cmnd *cmnd) | |
622 | { | |
623 | struct Scsi_Host *shost = cmnd->device->host; | |
624 | struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device)); | |
625 | unsigned long flags; | |
626 | ||
627 | spin_lock_irqsave(shost->host_lock, flags); | |
628 | while (rport->port_state == FC_PORTSTATE_BLOCKED) { | |
629 | spin_unlock_irqrestore(shost->host_lock, flags); | |
630 | msleep(1000); | |
631 | spin_lock_irqsave(shost->host_lock, flags); | |
632 | } | |
633 | spin_unlock_irqrestore(shost->host_lock, flags); | |
634 | return; | |
635 | } | |
636 | ||
1da177e4 LT |
637 | /************************************************************************** |
638 | * qla2xxx_eh_abort | |
639 | * | |
640 | * Description: | |
641 | * The abort function will abort the specified command. | |
642 | * | |
643 | * Input: | |
644 | * cmd = Linux SCSI command packet to be aborted. | |
645 | * | |
646 | * Returns: | |
647 | * Either SUCCESS or FAILED. | |
648 | * | |
649 | * Note: | |
2ea00202 | 650 | * Only return FAILED if command not returned by firmware. |
1da177e4 | 651 | **************************************************************************/ |
e5f82ab8 | 652 | static int |
1da177e4 LT |
653 | qla2xxx_eh_abort(struct scsi_cmnd *cmd) |
654 | { | |
f363b943 | 655 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
f4f051eb AV |
656 | srb_t *sp; |
657 | int ret, i; | |
658 | unsigned int id, lun; | |
659 | unsigned long serial; | |
18e144d3 | 660 | unsigned long flags; |
2ea00202 | 661 | int wait = 0; |
2c3dfe3f | 662 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 663 | |
07db5183 AV |
664 | qla2x00_block_error_handler(cmd); |
665 | ||
f4f051eb | 666 | if (!CMD_SP(cmd)) |
2ea00202 | 667 | return SUCCESS; |
1da177e4 | 668 | |
2ea00202 | 669 | ret = SUCCESS; |
1da177e4 | 670 | |
f4f051eb AV |
671 | id = cmd->device->id; |
672 | lun = cmd->device->lun; | |
673 | serial = cmd->serial_number; | |
1da177e4 | 674 | |
f4f051eb | 675 | /* Check active list for command command. */ |
2c3dfe3f | 676 | spin_lock_irqsave(&pha->hardware_lock, flags); |
f4f051eb | 677 | for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) { |
2c3dfe3f | 678 | sp = pha->outstanding_cmds[i]; |
1da177e4 | 679 | |
f4f051eb AV |
680 | if (sp == NULL) |
681 | continue; | |
1da177e4 | 682 | |
f4f051eb AV |
683 | if (sp->cmd != cmd) |
684 | continue; | |
1da177e4 | 685 | |
75bc4190 AV |
686 | DEBUG2(printk("%s(%ld): aborting sp %p from RISC. pid=%ld.\n", |
687 | __func__, ha->host_no, sp, serial)); | |
744f11fd | 688 | DEBUG3(qla2x00_print_scsi_cmd(cmd)); |
1da177e4 | 689 | |
2c3dfe3f | 690 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
fd34f556 | 691 | if (ha->isp_ops->abort_command(ha, sp)) { |
f4f051eb AV |
692 | DEBUG2(printk("%s(%ld): abort_command " |
693 | "mbx failed.\n", __func__, ha->host_no)); | |
694 | } else { | |
695 | DEBUG3(printk("%s(%ld): abort_command " | |
696 | "mbx success.\n", __func__, ha->host_no)); | |
2ea00202 | 697 | wait = 1; |
f4f051eb | 698 | } |
2c3dfe3f | 699 | spin_lock_irqsave(&pha->hardware_lock, flags); |
1da177e4 | 700 | |
f4f051eb AV |
701 | break; |
702 | } | |
2c3dfe3f | 703 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
1da177e4 | 704 | |
f4f051eb | 705 | /* Wait for the command to be returned. */ |
2ea00202 | 706 | if (wait) { |
f4f051eb | 707 | if (qla2x00_eh_wait_on_command(ha, cmd) != QLA_SUCCESS) { |
fa2a1ce5 | 708 | qla_printk(KERN_ERR, ha, |
f4f051eb AV |
709 | "scsi(%ld:%d:%d): Abort handler timed out -- %lx " |
710 | "%x.\n", ha->host_no, id, lun, serial, ret); | |
2ea00202 | 711 | ret = FAILED; |
f4f051eb | 712 | } |
1da177e4 | 713 | } |
1da177e4 | 714 | |
fa2a1ce5 | 715 | qla_printk(KERN_INFO, ha, |
2ea00202 MR |
716 | "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n", |
717 | ha->host_no, id, lun, wait, serial, ret); | |
1da177e4 | 718 | |
f4f051eb AV |
719 | return ret; |
720 | } | |
1da177e4 | 721 | |
f4f051eb AV |
722 | /************************************************************************** |
723 | * qla2x00_eh_wait_for_pending_target_commands | |
724 | * | |
725 | * Description: | |
726 | * Waits for all the commands to come back from the specified target. | |
727 | * | |
728 | * Input: | |
729 | * ha - pointer to scsi_qla_host structure. | |
fa2a1ce5 | 730 | * t - target |
f4f051eb AV |
731 | * Returns: |
732 | * Either SUCCESS or FAILED. | |
733 | * | |
734 | * Note: | |
735 | **************************************************************************/ | |
736 | static int | |
737 | qla2x00_eh_wait_for_pending_target_commands(scsi_qla_host_t *ha, unsigned int t) | |
738 | { | |
739 | int cnt; | |
740 | int status; | |
741 | srb_t *sp; | |
742 | struct scsi_cmnd *cmd; | |
18e144d3 | 743 | unsigned long flags; |
2c3dfe3f | 744 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 745 | |
f4f051eb | 746 | status = 0; |
1da177e4 LT |
747 | |
748 | /* | |
f4f051eb AV |
749 | * Waiting for all commands for the designated target in the active |
750 | * array | |
1da177e4 LT |
751 | */ |
752 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
2c3dfe3f SJ |
753 | spin_lock_irqsave(&pha->hardware_lock, flags); |
754 | sp = pha->outstanding_cmds[cnt]; | |
1da177e4 LT |
755 | if (sp) { |
756 | cmd = sp->cmd; | |
2c3dfe3f SJ |
757 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
758 | if (cmd->device->id == t && | |
759 | ha->vp_idx == sp->ha->vp_idx) { | |
1da177e4 LT |
760 | if (!qla2x00_eh_wait_on_command(ha, cmd)) { |
761 | status = 1; | |
762 | break; | |
763 | } | |
764 | } | |
f4f051eb | 765 | } else { |
2c3dfe3f | 766 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
1da177e4 LT |
767 | } |
768 | } | |
769 | return (status); | |
770 | } | |
771 | ||
772 | ||
773 | /************************************************************************** | |
774 | * qla2xxx_eh_device_reset | |
775 | * | |
776 | * Description: | |
777 | * The device reset function will reset the target and abort any | |
778 | * executing commands. | |
779 | * | |
780 | * NOTE: The use of SP is undefined within this context. Do *NOT* | |
fa2a1ce5 | 781 | * attempt to use this value, even if you determine it is |
1da177e4 LT |
782 | * non-null. |
783 | * | |
784 | * Input: | |
785 | * cmd = Linux SCSI command packet of the command that cause the | |
786 | * bus device reset. | |
787 | * | |
788 | * Returns: | |
789 | * SUCCESS/FAILURE (defined as macro in scsi.h). | |
790 | * | |
791 | **************************************************************************/ | |
e5f82ab8 | 792 | static int |
1da177e4 LT |
793 | qla2xxx_eh_device_reset(struct scsi_cmnd *cmd) |
794 | { | |
f363b943 | 795 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
bdf79621 | 796 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 797 | int ret = FAILED; |
f4f051eb AV |
798 | unsigned int id, lun; |
799 | unsigned long serial; | |
1da177e4 | 800 | |
07db5183 AV |
801 | qla2x00_block_error_handler(cmd); |
802 | ||
f4f051eb AV |
803 | id = cmd->device->id; |
804 | lun = cmd->device->lun; | |
805 | serial = cmd->serial_number; | |
1da177e4 | 806 | |
b0328bee | 807 | if (!fcport) |
f4f051eb | 808 | return ret; |
1da177e4 LT |
809 | |
810 | qla_printk(KERN_INFO, ha, | |
f4f051eb | 811 | "scsi(%ld:%d:%d): DEVICE RESET ISSUED.\n", ha->host_no, id, lun); |
1da177e4 | 812 | |
94d0e7b8 | 813 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) |
1da177e4 | 814 | goto eh_dev_reset_done; |
1da177e4 LT |
815 | |
816 | if (qla2x00_wait_for_loop_ready(ha) == QLA_SUCCESS) { | |
f4f051eb AV |
817 | if (qla2x00_device_reset(ha, fcport) == 0) |
818 | ret = SUCCESS; | |
1da177e4 LT |
819 | |
820 | #if defined(LOGOUT_AFTER_DEVICE_RESET) | |
f4f051eb AV |
821 | if (ret == SUCCESS) { |
822 | if (fcport->flags & FC_FABRIC_DEVICE) { | |
fd34f556 | 823 | ha->isp_ops->fabric_logout(ha, fcport->loop_id); |
d97994dc | 824 | qla2x00_mark_device_lost(ha, fcport, 0, 0); |
1da177e4 LT |
825 | } |
826 | } | |
827 | #endif | |
828 | } else { | |
829 | DEBUG2(printk(KERN_INFO | |
744f11fd | 830 | "%s failed: loop not ready\n",__func__)); |
1da177e4 LT |
831 | } |
832 | ||
f4f051eb | 833 | if (ret == FAILED) { |
1da177e4 LT |
834 | DEBUG3(printk("%s(%ld): device reset failed\n", |
835 | __func__, ha->host_no)); | |
836 | qla_printk(KERN_INFO, ha, "%s: device reset failed\n", | |
837 | __func__); | |
838 | ||
839 | goto eh_dev_reset_done; | |
840 | } | |
841 | ||
9a41a62b AV |
842 | /* Flush outstanding commands. */ |
843 | if (qla2x00_eh_wait_for_pending_target_commands(ha, id)) | |
844 | ret = FAILED; | |
845 | if (ret == FAILED) { | |
846 | DEBUG3(printk("%s(%ld): failed while waiting for commands\n", | |
847 | __func__, ha->host_no)); | |
848 | qla_printk(KERN_INFO, ha, | |
849 | "%s: failed while waiting for commands\n", __func__); | |
850 | } else | |
851 | qla_printk(KERN_INFO, ha, | |
852 | "scsi(%ld:%d:%d): DEVICE RESET SUCCEEDED.\n", ha->host_no, | |
853 | id, lun); | |
28f22b03 | 854 | eh_dev_reset_done: |
f4f051eb | 855 | return ret; |
1da177e4 LT |
856 | } |
857 | ||
858 | /************************************************************************** | |
859 | * qla2x00_eh_wait_for_pending_commands | |
860 | * | |
861 | * Description: | |
862 | * Waits for all the commands to come back from the specified host. | |
863 | * | |
864 | * Input: | |
865 | * ha - pointer to scsi_qla_host structure. | |
866 | * | |
867 | * Returns: | |
868 | * 1 : SUCCESS | |
869 | * 0 : FAILED | |
870 | * | |
871 | * Note: | |
872 | **************************************************************************/ | |
873 | static int | |
874 | qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *ha) | |
875 | { | |
876 | int cnt; | |
877 | int status; | |
878 | srb_t *sp; | |
879 | struct scsi_cmnd *cmd; | |
18e144d3 | 880 | unsigned long flags; |
1da177e4 LT |
881 | |
882 | status = 1; | |
883 | ||
884 | /* | |
885 | * Waiting for all commands for the designated target in the active | |
886 | * array | |
887 | */ | |
888 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
18e144d3 | 889 | spin_lock_irqsave(&ha->hardware_lock, flags); |
1da177e4 LT |
890 | sp = ha->outstanding_cmds[cnt]; |
891 | if (sp) { | |
892 | cmd = sp->cmd; | |
18e144d3 | 893 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 LT |
894 | status = qla2x00_eh_wait_on_command(ha, cmd); |
895 | if (status == 0) | |
896 | break; | |
897 | } | |
898 | else { | |
18e144d3 | 899 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 LT |
900 | } |
901 | } | |
902 | return (status); | |
903 | } | |
904 | ||
905 | ||
906 | /************************************************************************** | |
907 | * qla2xxx_eh_bus_reset | |
908 | * | |
909 | * Description: | |
910 | * The bus reset function will reset the bus and abort any executing | |
911 | * commands. | |
912 | * | |
913 | * Input: | |
914 | * cmd = Linux SCSI command packet of the command that cause the | |
915 | * bus reset. | |
916 | * | |
917 | * Returns: | |
918 | * SUCCESS/FAILURE (defined as macro in scsi.h). | |
919 | * | |
920 | **************************************************************************/ | |
e5f82ab8 | 921 | static int |
1da177e4 LT |
922 | qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) |
923 | { | |
f363b943 | 924 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
2c3dfe3f | 925 | scsi_qla_host_t *pha = to_qla_parent(ha); |
bdf79621 | 926 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 927 | int ret = FAILED; |
f4f051eb AV |
928 | unsigned int id, lun; |
929 | unsigned long serial; | |
930 | ||
07db5183 AV |
931 | qla2x00_block_error_handler(cmd); |
932 | ||
f4f051eb AV |
933 | id = cmd->device->id; |
934 | lun = cmd->device->lun; | |
935 | serial = cmd->serial_number; | |
1da177e4 | 936 | |
b0328bee | 937 | if (!fcport) |
f4f051eb | 938 | return ret; |
1da177e4 LT |
939 | |
940 | qla_printk(KERN_INFO, ha, | |
f4f051eb | 941 | "scsi(%ld:%d:%d): LOOP RESET ISSUED.\n", ha->host_no, id, lun); |
1da177e4 | 942 | |
1da177e4 LT |
943 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) { |
944 | DEBUG2(printk("%s failed:board disabled\n",__func__)); | |
f4f051eb | 945 | goto eh_bus_reset_done; |
1da177e4 LT |
946 | } |
947 | ||
948 | if (qla2x00_wait_for_loop_ready(ha) == QLA_SUCCESS) { | |
f4f051eb AV |
949 | if (qla2x00_loop_reset(ha) == QLA_SUCCESS) |
950 | ret = SUCCESS; | |
1da177e4 | 951 | } |
f4f051eb AV |
952 | if (ret == FAILED) |
953 | goto eh_bus_reset_done; | |
1da177e4 | 954 | |
9a41a62b | 955 | /* Flush outstanding commands. */ |
2c3dfe3f | 956 | if (!qla2x00_eh_wait_for_pending_commands(pha)) |
9a41a62b | 957 | ret = FAILED; |
1da177e4 | 958 | |
f4f051eb | 959 | eh_bus_reset_done: |
1da177e4 | 960 | qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__, |
f4f051eb | 961 | (ret == FAILED) ? "failed" : "succeded"); |
1da177e4 | 962 | |
f4f051eb | 963 | return ret; |
1da177e4 LT |
964 | } |
965 | ||
966 | /************************************************************************** | |
967 | * qla2xxx_eh_host_reset | |
968 | * | |
969 | * Description: | |
970 | * The reset function will reset the Adapter. | |
971 | * | |
972 | * Input: | |
973 | * cmd = Linux SCSI command packet of the command that cause the | |
974 | * adapter reset. | |
975 | * | |
976 | * Returns: | |
977 | * Either SUCCESS or FAILED. | |
978 | * | |
979 | * Note: | |
980 | **************************************************************************/ | |
e5f82ab8 | 981 | static int |
1da177e4 LT |
982 | qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) |
983 | { | |
f363b943 | 984 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
bdf79621 | 985 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 986 | int ret = FAILED; |
f4f051eb AV |
987 | unsigned int id, lun; |
988 | unsigned long serial; | |
2c3dfe3f | 989 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 990 | |
07db5183 AV |
991 | qla2x00_block_error_handler(cmd); |
992 | ||
f4f051eb AV |
993 | id = cmd->device->id; |
994 | lun = cmd->device->lun; | |
995 | serial = cmd->serial_number; | |
996 | ||
b0328bee | 997 | if (!fcport) |
f4f051eb | 998 | return ret; |
1da177e4 | 999 | |
1da177e4 | 1000 | qla_printk(KERN_INFO, ha, |
f4f051eb | 1001 | "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", ha->host_no, id, lun); |
1da177e4 | 1002 | |
1da177e4 | 1003 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) |
f4f051eb | 1004 | goto eh_host_reset_lock; |
1da177e4 LT |
1005 | |
1006 | /* | |
1007 | * Fixme-may be dpc thread is active and processing | |
fa2a1ce5 | 1008 | * loop_resync,so wait a while for it to |
1da177e4 LT |
1009 | * be completed and then issue big hammer.Otherwise |
1010 | * it may cause I/O failure as big hammer marks the | |
1011 | * devices as lost kicking of the port_down_timer | |
1012 | * while dpc is stuck for the mailbox to complete. | |
1013 | */ | |
1da177e4 | 1014 | qla2x00_wait_for_loop_ready(ha); |
2c3dfe3f SJ |
1015 | set_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags); |
1016 | if (qla2x00_abort_isp(pha)) { | |
1017 | clear_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags); | |
1da177e4 | 1018 | /* failed. schedule dpc to try */ |
2c3dfe3f | 1019 | set_bit(ISP_ABORT_NEEDED, &pha->dpc_flags); |
1da177e4 LT |
1020 | |
1021 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) | |
f4f051eb | 1022 | goto eh_host_reset_lock; |
fa2a1ce5 | 1023 | } |
2c3dfe3f | 1024 | clear_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags); |
1da177e4 | 1025 | |
1da177e4 | 1026 | /* Waiting for our command in done_queue to be returned to OS.*/ |
2c3dfe3f | 1027 | if (qla2x00_eh_wait_for_pending_commands(pha)) |
f4f051eb | 1028 | ret = SUCCESS; |
1da177e4 | 1029 | |
2c3dfe3f SJ |
1030 | if (ha->parent) |
1031 | qla2x00_vp_abort_isp(ha); | |
1032 | ||
f4f051eb | 1033 | eh_host_reset_lock: |
f4f051eb AV |
1034 | qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__, |
1035 | (ret == FAILED) ? "failed" : "succeded"); | |
1da177e4 | 1036 | |
f4f051eb AV |
1037 | return ret; |
1038 | } | |
1da177e4 LT |
1039 | |
1040 | /* | |
1041 | * qla2x00_loop_reset | |
1042 | * Issue loop reset. | |
1043 | * | |
1044 | * Input: | |
1045 | * ha = adapter block pointer. | |
1046 | * | |
1047 | * Returns: | |
1048 | * 0 = success | |
1049 | */ | |
a4722cf2 | 1050 | int |
1da177e4 LT |
1051 | qla2x00_loop_reset(scsi_qla_host_t *ha) |
1052 | { | |
0c8c39af | 1053 | int ret; |
bdf79621 | 1054 | struct fc_port *fcport; |
1da177e4 | 1055 | |
0c8c39af AV |
1056 | if (ha->flags.enable_lip_full_login) { |
1057 | ret = qla2x00_full_login_lip(ha); | |
1058 | if (ret != QLA_SUCCESS) { | |
1059 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1060 | "full_login_lip=%d.\n", __func__, ha->host_no, | |
1061 | ret)); | |
1062 | } | |
1063 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
1064 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
1065 | qla2x00_mark_all_devices_lost(ha, 0); | |
1066 | qla2x00_wait_for_loop_ready(ha); | |
1067 | } | |
1068 | ||
1da177e4 | 1069 | if (ha->flags.enable_lip_reset) { |
0c8c39af AV |
1070 | ret = qla2x00_lip_reset(ha); |
1071 | if (ret != QLA_SUCCESS) { | |
1072 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1073 | "lip_reset=%d.\n", __func__, ha->host_no, ret)); | |
1074 | } | |
1075 | qla2x00_wait_for_loop_ready(ha); | |
1da177e4 LT |
1076 | } |
1077 | ||
0c8c39af | 1078 | if (ha->flags.enable_target_reset) { |
bdf79621 AV |
1079 | list_for_each_entry(fcport, &ha->fcports, list) { |
1080 | if (fcport->port_type != FCT_TARGET) | |
1da177e4 LT |
1081 | continue; |
1082 | ||
0c8c39af AV |
1083 | ret = qla2x00_device_reset(ha, fcport); |
1084 | if (ret != QLA_SUCCESS) { | |
1085 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1086 | "target_reset=%d d_id=%x.\n", __func__, | |
1087 | ha->host_no, ret, fcport->d_id.b24)); | |
1088 | } | |
1da177e4 LT |
1089 | } |
1090 | } | |
1091 | ||
1da177e4 LT |
1092 | /* Issue marker command only when we are going to start the I/O */ |
1093 | ha->marker_needed = 1; | |
1094 | ||
0c8c39af | 1095 | return QLA_SUCCESS; |
1da177e4 LT |
1096 | } |
1097 | ||
1098 | /* | |
1099 | * qla2x00_device_reset | |
1100 | * Issue bus device reset message to the target. | |
1101 | * | |
1102 | * Input: | |
1103 | * ha = adapter block pointer. | |
1104 | * t = SCSI ID. | |
1105 | * TARGET_QUEUE_LOCK must be released. | |
1106 | * ADAPTER_STATE_LOCK must be released. | |
1107 | * | |
1108 | * Context: | |
1109 | * Kernel context. | |
1110 | */ | |
1111 | static int | |
1112 | qla2x00_device_reset(scsi_qla_host_t *ha, fc_port_t *reset_fcport) | |
1113 | { | |
1114 | /* Abort Target command will clear Reservation */ | |
fd34f556 | 1115 | return ha->isp_ops->abort_target(reset_fcport); |
1da177e4 LT |
1116 | } |
1117 | ||
df4bf0bb AV |
1118 | void |
1119 | qla2x00_abort_all_cmds(scsi_qla_host_t *ha, int res) | |
1120 | { | |
1121 | int cnt; | |
1122 | unsigned long flags; | |
1123 | srb_t *sp; | |
1124 | ||
1125 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1126 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
1127 | sp = ha->outstanding_cmds[cnt]; | |
1128 | if (sp) { | |
1129 | ha->outstanding_cmds[cnt] = NULL; | |
1130 | sp->flags = 0; | |
1131 | sp->cmd->result = res; | |
1132 | sp->cmd->host_scribble = (unsigned char *)NULL; | |
1133 | qla2x00_sp_compl(ha, sp); | |
1134 | } | |
1135 | } | |
1136 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1137 | } | |
1138 | ||
f4f051eb AV |
1139 | static int |
1140 | qla2xxx_slave_alloc(struct scsi_device *sdev) | |
1da177e4 | 1141 | { |
bdf79621 | 1142 | struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); |
1da177e4 | 1143 | |
19a7b4ae | 1144 | if (!rport || fc_remote_port_chkready(rport)) |
f4f051eb | 1145 | return -ENXIO; |
bdf79621 | 1146 | |
19a7b4ae | 1147 | sdev->hostdata = *(fc_port_t **)rport->dd_data; |
1da177e4 | 1148 | |
f4f051eb AV |
1149 | return 0; |
1150 | } | |
1da177e4 | 1151 | |
f4f051eb AV |
1152 | static int |
1153 | qla2xxx_slave_configure(struct scsi_device *sdev) | |
1154 | { | |
f363b943 | 1155 | scsi_qla_host_t *ha = shost_priv(sdev->host); |
8482e118 AV |
1156 | struct fc_rport *rport = starget_to_rport(sdev->sdev_target); |
1157 | ||
f4f051eb | 1158 | if (sdev->tagged_supported) |
df7baa50 | 1159 | scsi_activate_tcq(sdev, ha->max_q_depth); |
f4f051eb | 1160 | else |
df7baa50 | 1161 | scsi_deactivate_tcq(sdev, ha->max_q_depth); |
1da177e4 | 1162 | |
8482e118 AV |
1163 | rport->dev_loss_tmo = ha->port_down_retry_count + 5; |
1164 | ||
f4f051eb AV |
1165 | return 0; |
1166 | } | |
1da177e4 | 1167 | |
f4f051eb AV |
1168 | static void |
1169 | qla2xxx_slave_destroy(struct scsi_device *sdev) | |
1170 | { | |
1171 | sdev->hostdata = NULL; | |
1da177e4 LT |
1172 | } |
1173 | ||
ce7e4af7 AV |
1174 | static int |
1175 | qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth) | |
1176 | { | |
1177 | scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); | |
1178 | return sdev->queue_depth; | |
1179 | } | |
1180 | ||
1181 | static int | |
1182 | qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type) | |
1183 | { | |
1184 | if (sdev->tagged_supported) { | |
1185 | scsi_set_tag_type(sdev, tag_type); | |
1186 | if (tag_type) | |
1187 | scsi_activate_tcq(sdev, sdev->queue_depth); | |
1188 | else | |
1189 | scsi_deactivate_tcq(sdev, sdev->queue_depth); | |
1190 | } else | |
1191 | tag_type = 0; | |
1192 | ||
1193 | return tag_type; | |
1194 | } | |
1195 | ||
1da177e4 LT |
1196 | /** |
1197 | * qla2x00_config_dma_addressing() - Configure OS DMA addressing method. | |
1198 | * @ha: HA context | |
1199 | * | |
1200 | * At exit, the @ha's flags.enable_64bit_addressing set to indicated | |
1201 | * supported addressing method. | |
1202 | */ | |
1203 | static void | |
1204 | qla2x00_config_dma_addressing(scsi_qla_host_t *ha) | |
1205 | { | |
7524f9b9 | 1206 | /* Assume a 32bit DMA mask. */ |
1da177e4 | 1207 | ha->flags.enable_64bit_addressing = 0; |
1da177e4 | 1208 | |
7524f9b9 AV |
1209 | if (!dma_set_mask(&ha->pdev->dev, DMA_64BIT_MASK)) { |
1210 | /* Any upper-dword bits set? */ | |
1211 | if (MSD(dma_get_required_mask(&ha->pdev->dev)) && | |
1212 | !pci_set_consistent_dma_mask(ha->pdev, DMA_64BIT_MASK)) { | |
1213 | /* Ok, a 64bit DMA mask is applicable. */ | |
1da177e4 | 1214 | ha->flags.enable_64bit_addressing = 1; |
fd34f556 AV |
1215 | ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64; |
1216 | ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64; | |
7524f9b9 | 1217 | return; |
1da177e4 | 1218 | } |
1da177e4 | 1219 | } |
7524f9b9 AV |
1220 | |
1221 | dma_set_mask(&ha->pdev->dev, DMA_32BIT_MASK); | |
1222 | pci_set_consistent_dma_mask(ha->pdev, DMA_32BIT_MASK); | |
1da177e4 LT |
1223 | } |
1224 | ||
fd34f556 AV |
1225 | static void |
1226 | qla2x00_enable_intrs(scsi_qla_host_t *ha) | |
1227 | { | |
1228 | unsigned long flags = 0; | |
1229 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1230 | ||
1231 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1232 | ha->interrupts_on = 1; | |
1233 | /* enable risc and host interrupts */ | |
1234 | WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC); | |
1235 | RD_REG_WORD(®->ictrl); | |
1236 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1237 | ||
1238 | } | |
1239 | ||
1240 | static void | |
1241 | qla2x00_disable_intrs(scsi_qla_host_t *ha) | |
1242 | { | |
1243 | unsigned long flags = 0; | |
1244 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1245 | ||
1246 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1247 | ha->interrupts_on = 0; | |
1248 | /* disable risc and host interrupts */ | |
1249 | WRT_REG_WORD(®->ictrl, 0); | |
1250 | RD_REG_WORD(®->ictrl); | |
1251 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1252 | } | |
1253 | ||
1254 | static void | |
1255 | qla24xx_enable_intrs(scsi_qla_host_t *ha) | |
1256 | { | |
1257 | unsigned long flags = 0; | |
1258 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1259 | ||
1260 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1261 | ha->interrupts_on = 1; | |
1262 | WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT); | |
1263 | RD_REG_DWORD(®->ictrl); | |
1264 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1265 | } | |
1266 | ||
1267 | static void | |
1268 | qla24xx_disable_intrs(scsi_qla_host_t *ha) | |
1269 | { | |
1270 | unsigned long flags = 0; | |
1271 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1272 | ||
1273 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1274 | ha->interrupts_on = 0; | |
1275 | WRT_REG_DWORD(®->ictrl, 0); | |
1276 | RD_REG_DWORD(®->ictrl); | |
1277 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1278 | } | |
1279 | ||
1280 | static struct isp_operations qla2100_isp_ops = { | |
1281 | .pci_config = qla2100_pci_config, | |
1282 | .reset_chip = qla2x00_reset_chip, | |
1283 | .chip_diag = qla2x00_chip_diag, | |
1284 | .config_rings = qla2x00_config_rings, | |
1285 | .reset_adapter = qla2x00_reset_adapter, | |
1286 | .nvram_config = qla2x00_nvram_config, | |
1287 | .update_fw_options = qla2x00_update_fw_options, | |
1288 | .load_risc = qla2x00_load_risc, | |
1289 | .pci_info_str = qla2x00_pci_info_str, | |
1290 | .fw_version_str = qla2x00_fw_version_str, | |
1291 | .intr_handler = qla2100_intr_handler, | |
1292 | .enable_intrs = qla2x00_enable_intrs, | |
1293 | .disable_intrs = qla2x00_disable_intrs, | |
1294 | .abort_command = qla2x00_abort_command, | |
1295 | .abort_target = qla2x00_abort_target, | |
1296 | .fabric_login = qla2x00_login_fabric, | |
1297 | .fabric_logout = qla2x00_fabric_logout, | |
1298 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1299 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1300 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1301 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1302 | .read_nvram = qla2x00_read_nvram_data, | |
1303 | .write_nvram = qla2x00_write_nvram_data, | |
1304 | .fw_dump = qla2100_fw_dump, | |
1305 | .beacon_on = NULL, | |
1306 | .beacon_off = NULL, | |
1307 | .beacon_blink = NULL, | |
1308 | .read_optrom = qla2x00_read_optrom_data, | |
1309 | .write_optrom = qla2x00_write_optrom_data, | |
1310 | .get_flash_version = qla2x00_get_flash_version, | |
1311 | }; | |
1312 | ||
1313 | static struct isp_operations qla2300_isp_ops = { | |
1314 | .pci_config = qla2300_pci_config, | |
1315 | .reset_chip = qla2x00_reset_chip, | |
1316 | .chip_diag = qla2x00_chip_diag, | |
1317 | .config_rings = qla2x00_config_rings, | |
1318 | .reset_adapter = qla2x00_reset_adapter, | |
1319 | .nvram_config = qla2x00_nvram_config, | |
1320 | .update_fw_options = qla2x00_update_fw_options, | |
1321 | .load_risc = qla2x00_load_risc, | |
1322 | .pci_info_str = qla2x00_pci_info_str, | |
1323 | .fw_version_str = qla2x00_fw_version_str, | |
1324 | .intr_handler = qla2300_intr_handler, | |
1325 | .enable_intrs = qla2x00_enable_intrs, | |
1326 | .disable_intrs = qla2x00_disable_intrs, | |
1327 | .abort_command = qla2x00_abort_command, | |
1328 | .abort_target = qla2x00_abort_target, | |
1329 | .fabric_login = qla2x00_login_fabric, | |
1330 | .fabric_logout = qla2x00_fabric_logout, | |
1331 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1332 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1333 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1334 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1335 | .read_nvram = qla2x00_read_nvram_data, | |
1336 | .write_nvram = qla2x00_write_nvram_data, | |
1337 | .fw_dump = qla2300_fw_dump, | |
1338 | .beacon_on = qla2x00_beacon_on, | |
1339 | .beacon_off = qla2x00_beacon_off, | |
1340 | .beacon_blink = qla2x00_beacon_blink, | |
1341 | .read_optrom = qla2x00_read_optrom_data, | |
1342 | .write_optrom = qla2x00_write_optrom_data, | |
1343 | .get_flash_version = qla2x00_get_flash_version, | |
1344 | }; | |
1345 | ||
1346 | static struct isp_operations qla24xx_isp_ops = { | |
1347 | .pci_config = qla24xx_pci_config, | |
1348 | .reset_chip = qla24xx_reset_chip, | |
1349 | .chip_diag = qla24xx_chip_diag, | |
1350 | .config_rings = qla24xx_config_rings, | |
1351 | .reset_adapter = qla24xx_reset_adapter, | |
1352 | .nvram_config = qla24xx_nvram_config, | |
1353 | .update_fw_options = qla24xx_update_fw_options, | |
1354 | .load_risc = qla24xx_load_risc, | |
1355 | .pci_info_str = qla24xx_pci_info_str, | |
1356 | .fw_version_str = qla24xx_fw_version_str, | |
1357 | .intr_handler = qla24xx_intr_handler, | |
1358 | .enable_intrs = qla24xx_enable_intrs, | |
1359 | .disable_intrs = qla24xx_disable_intrs, | |
1360 | .abort_command = qla24xx_abort_command, | |
1361 | .abort_target = qla24xx_abort_target, | |
1362 | .fabric_login = qla24xx_login_fabric, | |
1363 | .fabric_logout = qla24xx_fabric_logout, | |
1364 | .calc_req_entries = NULL, | |
1365 | .build_iocbs = NULL, | |
1366 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1367 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1368 | .read_nvram = qla24xx_read_nvram_data, | |
1369 | .write_nvram = qla24xx_write_nvram_data, | |
1370 | .fw_dump = qla24xx_fw_dump, | |
1371 | .beacon_on = qla24xx_beacon_on, | |
1372 | .beacon_off = qla24xx_beacon_off, | |
1373 | .beacon_blink = qla24xx_beacon_blink, | |
1374 | .read_optrom = qla24xx_read_optrom_data, | |
1375 | .write_optrom = qla24xx_write_optrom_data, | |
1376 | .get_flash_version = qla24xx_get_flash_version, | |
1377 | }; | |
1378 | ||
c3a2f0df AV |
1379 | static struct isp_operations qla25xx_isp_ops = { |
1380 | .pci_config = qla25xx_pci_config, | |
1381 | .reset_chip = qla24xx_reset_chip, | |
1382 | .chip_diag = qla24xx_chip_diag, | |
1383 | .config_rings = qla24xx_config_rings, | |
1384 | .reset_adapter = qla24xx_reset_adapter, | |
1385 | .nvram_config = qla24xx_nvram_config, | |
1386 | .update_fw_options = qla24xx_update_fw_options, | |
1387 | .load_risc = qla24xx_load_risc, | |
1388 | .pci_info_str = qla24xx_pci_info_str, | |
1389 | .fw_version_str = qla24xx_fw_version_str, | |
1390 | .intr_handler = qla24xx_intr_handler, | |
1391 | .enable_intrs = qla24xx_enable_intrs, | |
1392 | .disable_intrs = qla24xx_disable_intrs, | |
1393 | .abort_command = qla24xx_abort_command, | |
1394 | .abort_target = qla24xx_abort_target, | |
1395 | .fabric_login = qla24xx_login_fabric, | |
1396 | .fabric_logout = qla24xx_fabric_logout, | |
1397 | .calc_req_entries = NULL, | |
1398 | .build_iocbs = NULL, | |
1399 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1400 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1401 | .read_nvram = qla25xx_read_nvram_data, | |
1402 | .write_nvram = qla25xx_write_nvram_data, | |
1403 | .fw_dump = qla25xx_fw_dump, | |
1404 | .beacon_on = qla24xx_beacon_on, | |
1405 | .beacon_off = qla24xx_beacon_off, | |
1406 | .beacon_blink = qla24xx_beacon_blink, | |
338c9161 | 1407 | .read_optrom = qla25xx_read_optrom_data, |
c3a2f0df AV |
1408 | .write_optrom = qla24xx_write_optrom_data, |
1409 | .get_flash_version = qla24xx_get_flash_version, | |
1410 | }; | |
1411 | ||
ea5b6382 AV |
1412 | static inline void |
1413 | qla2x00_set_isp_flags(scsi_qla_host_t *ha) | |
1414 | { | |
1415 | ha->device_type = DT_EXTENDED_IDS; | |
1416 | switch (ha->pdev->device) { | |
1417 | case PCI_DEVICE_ID_QLOGIC_ISP2100: | |
1418 | ha->device_type |= DT_ISP2100; | |
1419 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1420 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 AV |
1421 | break; |
1422 | case PCI_DEVICE_ID_QLOGIC_ISP2200: | |
1423 | ha->device_type |= DT_ISP2200; | |
1424 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1425 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 AV |
1426 | break; |
1427 | case PCI_DEVICE_ID_QLOGIC_ISP2300: | |
1428 | ha->device_type |= DT_ISP2300; | |
4a59f71d | 1429 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1430 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1431 | break; |
1432 | case PCI_DEVICE_ID_QLOGIC_ISP2312: | |
1433 | ha->device_type |= DT_ISP2312; | |
4a59f71d | 1434 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1435 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1436 | break; |
1437 | case PCI_DEVICE_ID_QLOGIC_ISP2322: | |
1438 | ha->device_type |= DT_ISP2322; | |
4a59f71d | 1439 | ha->device_type |= DT_ZIO_SUPPORTED; |
ea5b6382 AV |
1440 | if (ha->pdev->subsystem_vendor == 0x1028 && |
1441 | ha->pdev->subsystem_device == 0x0170) | |
1442 | ha->device_type |= DT_OEM_001; | |
441d1072 | 1443 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1444 | break; |
1445 | case PCI_DEVICE_ID_QLOGIC_ISP6312: | |
1446 | ha->device_type |= DT_ISP6312; | |
441d1072 | 1447 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1448 | break; |
1449 | case PCI_DEVICE_ID_QLOGIC_ISP6322: | |
1450 | ha->device_type |= DT_ISP6322; | |
441d1072 | 1451 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1452 | break; |
1453 | case PCI_DEVICE_ID_QLOGIC_ISP2422: | |
1454 | ha->device_type |= DT_ISP2422; | |
4a59f71d | 1455 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1456 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1457 | ha->device_type |= DT_IIDMA; |
441d1072 | 1458 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 AV |
1459 | break; |
1460 | case PCI_DEVICE_ID_QLOGIC_ISP2432: | |
1461 | ha->device_type |= DT_ISP2432; | |
4a59f71d | 1462 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1463 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1464 | ha->device_type |= DT_IIDMA; |
441d1072 | 1465 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1466 | break; |
044cc6c8 AV |
1467 | case PCI_DEVICE_ID_QLOGIC_ISP5422: |
1468 | ha->device_type |= DT_ISP5422; | |
e428924c | 1469 | ha->device_type |= DT_FWI2; |
441d1072 | 1470 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1471 | break; |
044cc6c8 AV |
1472 | case PCI_DEVICE_ID_QLOGIC_ISP5432: |
1473 | ha->device_type |= DT_ISP5432; | |
e428924c | 1474 | ha->device_type |= DT_FWI2; |
441d1072 | 1475 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1476 | break; |
c3a2f0df AV |
1477 | case PCI_DEVICE_ID_QLOGIC_ISP2532: |
1478 | ha->device_type |= DT_ISP2532; | |
1479 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1480 | ha->device_type |= DT_FWI2; | |
1481 | ha->device_type |= DT_IIDMA; | |
441d1072 | 1482 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 AV |
1483 | break; |
1484 | } | |
1485 | } | |
1486 | ||
1da177e4 LT |
1487 | static int |
1488 | qla2x00_iospace_config(scsi_qla_host_t *ha) | |
1489 | { | |
3776541d | 1490 | resource_size_t pio; |
1da177e4 | 1491 | |
285d0321 AV |
1492 | if (pci_request_selected_regions(ha->pdev, ha->bars, |
1493 | QLA2XXX_DRIVER_NAME)) { | |
1494 | qla_printk(KERN_WARNING, ha, | |
1495 | "Failed to reserve PIO/MMIO regions (%s)\n", | |
1496 | pci_name(ha->pdev)); | |
1497 | ||
1498 | goto iospace_error_exit; | |
1499 | } | |
1500 | if (!(ha->bars & 1)) | |
1501 | goto skip_pio; | |
1502 | ||
1da177e4 LT |
1503 | /* We only need PIO for Flash operations on ISP2312 v2 chips. */ |
1504 | pio = pci_resource_start(ha->pdev, 0); | |
3776541d AV |
1505 | if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) { |
1506 | if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) { | |
1da177e4 LT |
1507 | qla_printk(KERN_WARNING, ha, |
1508 | "Invalid PCI I/O region size (%s)...\n", | |
1509 | pci_name(ha->pdev)); | |
1510 | pio = 0; | |
1511 | } | |
1512 | } else { | |
1513 | qla_printk(KERN_WARNING, ha, | |
1514 | "region #0 not a PIO resource (%s)...\n", | |
1515 | pci_name(ha->pdev)); | |
1516 | pio = 0; | |
1517 | } | |
285d0321 | 1518 | ha->pio_address = pio; |
1da177e4 | 1519 | |
285d0321 | 1520 | skip_pio: |
1da177e4 | 1521 | /* Use MMIO operations for all accesses. */ |
3776541d | 1522 | if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) { |
1da177e4 | 1523 | qla_printk(KERN_ERR, ha, |
3776541d | 1524 | "region #1 not an MMIO resource (%s), aborting\n", |
1da177e4 LT |
1525 | pci_name(ha->pdev)); |
1526 | goto iospace_error_exit; | |
1527 | } | |
3776541d | 1528 | if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) { |
1da177e4 LT |
1529 | qla_printk(KERN_ERR, ha, |
1530 | "Invalid PCI mem region size (%s), aborting\n", | |
1531 | pci_name(ha->pdev)); | |
1532 | goto iospace_error_exit; | |
1533 | } | |
1534 | ||
3776541d | 1535 | ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN); |
1da177e4 LT |
1536 | if (!ha->iobase) { |
1537 | qla_printk(KERN_ERR, ha, | |
1538 | "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev)); | |
1539 | ||
1540 | goto iospace_error_exit; | |
1541 | } | |
1542 | ||
1543 | return (0); | |
1544 | ||
1545 | iospace_error_exit: | |
1546 | return (-ENOMEM); | |
1547 | } | |
1548 | ||
1e99e33a AV |
1549 | static void |
1550 | qla2xxx_scan_start(struct Scsi_Host *shost) | |
1551 | { | |
f363b943 | 1552 | scsi_qla_host_t *ha = shost_priv(shost); |
1e99e33a AV |
1553 | |
1554 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
1555 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1556 | set_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1557 | } | |
1558 | ||
1559 | static int | |
1560 | qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time) | |
1561 | { | |
f363b943 | 1562 | scsi_qla_host_t *ha = shost_priv(shost); |
1e99e33a AV |
1563 | |
1564 | if (!ha->host) | |
1565 | return 1; | |
1566 | if (time > ha->loop_reset_delay * HZ) | |
1567 | return 1; | |
1568 | ||
1569 | return atomic_read(&ha->loop_state) == LOOP_READY; | |
1570 | } | |
1571 | ||
1da177e4 LT |
1572 | /* |
1573 | * PCI driver interface | |
1574 | */ | |
7ee61397 AV |
1575 | static int __devinit |
1576 | qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) | |
1da177e4 | 1577 | { |
a1541d5a | 1578 | int ret = -ENODEV; |
1da177e4 LT |
1579 | struct Scsi_Host *host; |
1580 | scsi_qla_host_t *ha; | |
29856e28 | 1581 | char pci_info[30]; |
1da177e4 | 1582 | char fw_str[30]; |
5433383e | 1583 | struct scsi_host_template *sht; |
09483916 | 1584 | int bars, mem_only = 0; |
1da177e4 | 1585 | |
285d0321 | 1586 | bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO); |
5433383e AV |
1587 | sht = &qla2x00_driver_template; |
1588 | if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 || | |
8bc69e7d AV |
1589 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 || |
1590 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 || | |
c3a2f0df | 1591 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 || |
285d0321 AV |
1592 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532) { |
1593 | bars = pci_select_bars(pdev, IORESOURCE_MEM); | |
5433383e | 1594 | sht = &qla24xx_driver_template; |
09483916 | 1595 | mem_only = 1; |
285d0321 AV |
1596 | } |
1597 | ||
09483916 BH |
1598 | if (mem_only) { |
1599 | if (pci_enable_device_mem(pdev)) | |
1600 | goto probe_out; | |
1601 | } else { | |
1602 | if (pci_enable_device(pdev)) | |
1603 | goto probe_out; | |
1604 | } | |
285d0321 AV |
1605 | |
1606 | if (pci_find_aer_capability(pdev)) | |
1607 | if (pci_enable_pcie_error_reporting(pdev)) | |
1608 | goto probe_out; | |
1609 | ||
5433383e | 1610 | host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t)); |
1da177e4 LT |
1611 | if (host == NULL) { |
1612 | printk(KERN_WARNING | |
1613 | "qla2xxx: Couldn't allocate host from scsi layer!\n"); | |
1614 | goto probe_disable_device; | |
1615 | } | |
1616 | ||
1617 | /* Clear our data area */ | |
f363b943 | 1618 | ha = shost_priv(host); |
1da177e4 LT |
1619 | memset(ha, 0, sizeof(scsi_qla_host_t)); |
1620 | ||
1621 | ha->pdev = pdev; | |
1622 | ha->host = host; | |
1623 | ha->host_no = host->host_no; | |
cb63067a | 1624 | sprintf(ha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, ha->host_no); |
2c3dfe3f | 1625 | ha->parent = NULL; |
285d0321 | 1626 | ha->bars = bars; |
09483916 | 1627 | ha->mem_only = mem_only; |
df4bf0bb | 1628 | spin_lock_init(&ha->hardware_lock); |
1da177e4 | 1629 | |
ea5b6382 AV |
1630 | /* Set ISP-type information. */ |
1631 | qla2x00_set_isp_flags(ha); | |
1632 | ||
1da177e4 LT |
1633 | /* Configure PCI I/O space */ |
1634 | ret = qla2x00_iospace_config(ha); | |
a1541d5a AV |
1635 | if (ret) |
1636 | goto probe_failed; | |
1da177e4 | 1637 | |
1da177e4 | 1638 | qla_printk(KERN_INFO, ha, |
5433383e AV |
1639 | "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq, |
1640 | ha->iobase); | |
1da177e4 | 1641 | |
1da177e4 | 1642 | ha->prev_topology = 0; |
fca29703 | 1643 | ha->init_cb_size = sizeof(init_cb_t); |
2c3dfe3f | 1644 | ha->mgmt_svr_loop_id = MANAGEMENT_SERVER + ha->vp_idx; |
d8b45213 | 1645 | ha->link_data_rate = PORT_SPEED_UNKNOWN; |
854165f4 | 1646 | ha->optrom_size = OPTROM_SIZE_2300; |
1da177e4 | 1647 | |
df7baa50 AV |
1648 | ha->max_q_depth = MAX_Q_DEPTH; |
1649 | if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU) | |
1650 | ha->max_q_depth = ql2xmaxqdepth; | |
1651 | ||
abbd8870 | 1652 | /* Assign ISP specific operations. */ |
1da177e4 | 1653 | if (IS_QLA2100(ha)) { |
354d6b21 | 1654 | host->max_id = MAX_TARGETS_2100; |
1da177e4 LT |
1655 | ha->mbx_count = MAILBOX_REGISTER_COUNT_2100; |
1656 | ha->request_q_length = REQUEST_ENTRY_CNT_2100; | |
1657 | ha->response_q_length = RESPONSE_ENTRY_CNT_2100; | |
1658 | ha->last_loop_id = SNS_LAST_LOOP_ID_2100; | |
1659 | host->sg_tablesize = 32; | |
abbd8870 | 1660 | ha->gid_list_info_size = 4; |
fd34f556 | 1661 | ha->isp_ops = &qla2100_isp_ops; |
1da177e4 | 1662 | } else if (IS_QLA2200(ha)) { |
354d6b21 | 1663 | host->max_id = MAX_TARGETS_2200; |
1da177e4 LT |
1664 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
1665 | ha->request_q_length = REQUEST_ENTRY_CNT_2200; | |
1666 | ha->response_q_length = RESPONSE_ENTRY_CNT_2100; | |
1667 | ha->last_loop_id = SNS_LAST_LOOP_ID_2100; | |
abbd8870 | 1668 | ha->gid_list_info_size = 4; |
fd34f556 | 1669 | ha->isp_ops = &qla2100_isp_ops; |
fca29703 | 1670 | } else if (IS_QLA23XX(ha)) { |
354d6b21 | 1671 | host->max_id = MAX_TARGETS_2200; |
1da177e4 LT |
1672 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
1673 | ha->request_q_length = REQUEST_ENTRY_CNT_2200; | |
1674 | ha->response_q_length = RESPONSE_ENTRY_CNT_2300; | |
1675 | ha->last_loop_id = SNS_LAST_LOOP_ID_2300; | |
abbd8870 | 1676 | ha->gid_list_info_size = 6; |
854165f4 AV |
1677 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
1678 | ha->optrom_size = OPTROM_SIZE_2322; | |
fd34f556 | 1679 | ha->isp_ops = &qla2300_isp_ops; |
044cc6c8 | 1680 | } else if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { |
fca29703 AV |
1681 | host->max_id = MAX_TARGETS_2200; |
1682 | ha->mbx_count = MAILBOX_REGISTER_COUNT; | |
1683 | ha->request_q_length = REQUEST_ENTRY_CNT_24XX; | |
1684 | ha->response_q_length = RESPONSE_ENTRY_CNT_2300; | |
1685 | ha->last_loop_id = SNS_LAST_LOOP_ID_2300; | |
2c3dfe3f SJ |
1686 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); |
1687 | ha->mgmt_svr_loop_id = 10 + ha->vp_idx; | |
fca29703 | 1688 | ha->gid_list_info_size = 8; |
854165f4 | 1689 | ha->optrom_size = OPTROM_SIZE_24XX; |
fd34f556 | 1690 | ha->isp_ops = &qla24xx_isp_ops; |
c3a2f0df AV |
1691 | } else if (IS_QLA25XX(ha)) { |
1692 | host->max_id = MAX_TARGETS_2200; | |
1693 | ha->mbx_count = MAILBOX_REGISTER_COUNT; | |
1694 | ha->request_q_length = REQUEST_ENTRY_CNT_24XX; | |
1695 | ha->response_q_length = RESPONSE_ENTRY_CNT_2300; | |
1696 | ha->last_loop_id = SNS_LAST_LOOP_ID_2300; | |
1697 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); | |
1698 | ha->mgmt_svr_loop_id = 10 + ha->vp_idx; | |
1699 | ha->gid_list_info_size = 8; | |
1700 | ha->optrom_size = OPTROM_SIZE_25XX; | |
1701 | ha->isp_ops = &qla25xx_isp_ops; | |
1da177e4 LT |
1702 | } |
1703 | host->can_queue = ha->request_q_length + 128; | |
1704 | ||
1705 | /* load the F/W, read paramaters, and init the H/W */ | |
1706 | ha->instance = num_hosts; | |
1707 | ||
2c3dfe3f | 1708 | init_MUTEX(&ha->vport_sem); |
0b05a1f0 MB |
1709 | init_completion(&ha->mbx_cmd_comp); |
1710 | complete(&ha->mbx_cmd_comp); | |
1711 | init_completion(&ha->mbx_intr_comp); | |
1da177e4 LT |
1712 | |
1713 | INIT_LIST_HEAD(&ha->list); | |
1714 | INIT_LIST_HEAD(&ha->fcports); | |
2c3dfe3f SJ |
1715 | INIT_LIST_HEAD(&ha->vp_list); |
1716 | ||
1717 | set_bit(0, (unsigned long *) ha->vp_idx_map); | |
1da177e4 | 1718 | |
1da177e4 LT |
1719 | qla2x00_config_dma_addressing(ha); |
1720 | if (qla2x00_mem_alloc(ha)) { | |
1721 | qla_printk(KERN_WARNING, ha, | |
1722 | "[ERROR] Failed to allocate memory for adapter\n"); | |
1723 | ||
a1541d5a AV |
1724 | ret = -ENOMEM; |
1725 | goto probe_failed; | |
1da177e4 LT |
1726 | } |
1727 | ||
765140bf | 1728 | if (qla2x00_initialize_adapter(ha)) { |
1da177e4 LT |
1729 | qla_printk(KERN_WARNING, ha, |
1730 | "Failed to initialize adapter\n"); | |
1731 | ||
1732 | DEBUG2(printk("scsi(%ld): Failed to initialize adapter - " | |
1733 | "Adapter flags %x.\n", | |
1734 | ha->host_no, ha->device_flags)); | |
1735 | ||
a1541d5a | 1736 | ret = -ENODEV; |
1da177e4 LT |
1737 | goto probe_failed; |
1738 | } | |
1739 | ||
1740 | /* | |
1741 | * Startup the kernel thread for this host adapter | |
1742 | */ | |
39a11240 CH |
1743 | ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha, |
1744 | "%s_dpc", ha->host_str); | |
1745 | if (IS_ERR(ha->dpc_thread)) { | |
1da177e4 LT |
1746 | qla_printk(KERN_WARNING, ha, |
1747 | "Unable to start DPC thread!\n"); | |
39a11240 | 1748 | ret = PTR_ERR(ha->dpc_thread); |
1da177e4 LT |
1749 | goto probe_failed; |
1750 | } | |
1da177e4 | 1751 | |
a1541d5a AV |
1752 | host->this_id = 255; |
1753 | host->cmd_per_lun = 3; | |
1754 | host->unique_id = ha->instance; | |
1755 | host->max_cmd_len = MAX_CMDSZ; | |
75bc4190 | 1756 | host->max_channel = MAX_BUSES - 1; |
a1541d5a AV |
1757 | host->max_lun = MAX_LUNS; |
1758 | host->transportt = qla2xxx_transport_template; | |
1759 | ||
a8488abe AV |
1760 | ret = qla2x00_request_irqs(ha); |
1761 | if (ret) | |
1da177e4 | 1762 | goto probe_failed; |
1da177e4 LT |
1763 | |
1764 | /* Initialized the timer */ | |
1765 | qla2x00_start_timer(ha, qla2x00_timer, WATCH_INTERVAL); | |
1766 | ||
1767 | DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n", | |
1768 | ha->host_no, ha)); | |
1769 | ||
a1541d5a | 1770 | pci_set_drvdata(pdev, ha); |
d19044c3 | 1771 | |
1da177e4 | 1772 | ha->flags.init_done = 1; |
d19044c3 AV |
1773 | ha->flags.online = 1; |
1774 | ||
1da177e4 LT |
1775 | num_hosts++; |
1776 | ||
a1541d5a AV |
1777 | ret = scsi_add_host(host, &pdev->dev); |
1778 | if (ret) | |
1779 | goto probe_failed; | |
1780 | ||
1e99e33a AV |
1781 | scsi_scan_host(host); |
1782 | ||
a1541d5a AV |
1783 | qla2x00_alloc_sysfs_attr(ha); |
1784 | ||
1785 | qla2x00_init_host_attr(ha); | |
1786 | ||
df613b96 AV |
1787 | qla2x00_dfs_setup(ha); |
1788 | ||
1da177e4 LT |
1789 | qla_printk(KERN_INFO, ha, "\n" |
1790 | " QLogic Fibre Channel HBA Driver: %s\n" | |
1791 | " QLogic %s - %s\n" | |
5433383e AV |
1792 | " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n", |
1793 | qla2x00_version_str, ha->model_number, | |
1794 | ha->model_desc ? ha->model_desc: "", pdev->device, | |
fd34f556 | 1795 | ha->isp_ops->pci_info_str(ha, pci_info), pci_name(pdev), |
5433383e | 1796 | ha->flags.enable_64bit_addressing ? '+': '-', ha->host_no, |
fd34f556 | 1797 | ha->isp_ops->fw_version_str(ha, fw_str)); |
1da177e4 | 1798 | |
1da177e4 LT |
1799 | return 0; |
1800 | ||
1801 | probe_failed: | |
1802 | qla2x00_free_device(ha); | |
1803 | ||
1804 | scsi_host_put(host); | |
1805 | ||
1806 | probe_disable_device: | |
1807 | pci_disable_device(pdev); | |
1808 | ||
a1541d5a AV |
1809 | probe_out: |
1810 | return ret; | |
1da177e4 | 1811 | } |
1da177e4 | 1812 | |
4c993f76 | 1813 | static void |
7ee61397 | 1814 | qla2x00_remove_one(struct pci_dev *pdev) |
1da177e4 LT |
1815 | { |
1816 | scsi_qla_host_t *ha; | |
1817 | ||
1818 | ha = pci_get_drvdata(pdev); | |
1819 | ||
df613b96 AV |
1820 | qla2x00_dfs_remove(ha); |
1821 | ||
8482e118 | 1822 | qla2x00_free_sysfs_attr(ha); |
1da177e4 | 1823 | |
bdf79621 AV |
1824 | fc_remove_host(ha->host); |
1825 | ||
1da177e4 LT |
1826 | scsi_remove_host(ha->host); |
1827 | ||
1828 | qla2x00_free_device(ha); | |
1829 | ||
1830 | scsi_host_put(ha->host); | |
1831 | ||
665db93b | 1832 | pci_disable_device(pdev); |
1da177e4 LT |
1833 | pci_set_drvdata(pdev, NULL); |
1834 | } | |
1da177e4 LT |
1835 | |
1836 | static void | |
1837 | qla2x00_free_device(scsi_qla_host_t *ha) | |
1838 | { | |
df4bf0bb AV |
1839 | qla2x00_abort_all_cmds(ha, DID_NO_CONNECT << 16); |
1840 | ||
1da177e4 LT |
1841 | /* Disable timer */ |
1842 | if (ha->timer_active) | |
1843 | qla2x00_stop_timer(ha); | |
1844 | ||
df4bf0bb AV |
1845 | ha->flags.online = 0; |
1846 | ||
1da177e4 | 1847 | /* Kill the kernel thread for this host */ |
39a11240 CH |
1848 | if (ha->dpc_thread) { |
1849 | struct task_struct *t = ha->dpc_thread; | |
1da177e4 | 1850 | |
39a11240 CH |
1851 | /* |
1852 | * qla2xxx_wake_dpc checks for ->dpc_thread | |
1853 | * so we need to zero it out. | |
1854 | */ | |
1855 | ha->dpc_thread = NULL; | |
1856 | kthread_stop(t); | |
1da177e4 LT |
1857 | } |
1858 | ||
df613b96 AV |
1859 | if (ha->flags.fce_enabled) |
1860 | qla2x00_disable_fce_trace(ha, NULL, NULL); | |
1861 | ||
a7a167bf | 1862 | if (ha->eft) |
00b6bd25 | 1863 | qla2x00_disable_eft_trace(ha); |
a7a167bf | 1864 | |
f6ef3b18 | 1865 | /* Stop currently executing firmware. */ |
18c6c127 | 1866 | qla2x00_try_to_stop_firmware(ha); |
1da177e4 | 1867 | |
f6ef3b18 AV |
1868 | /* turn-off interrupts on the card */ |
1869 | if (ha->interrupts_on) | |
fd34f556 | 1870 | ha->isp_ops->disable_intrs(ha); |
f6ef3b18 AV |
1871 | |
1872 | qla2x00_mem_free(ha); | |
1da177e4 | 1873 | |
a8488abe | 1874 | qla2x00_free_irqs(ha); |
1da177e4 LT |
1875 | |
1876 | /* release io space registers */ | |
1877 | if (ha->iobase) | |
1878 | iounmap(ha->iobase); | |
285d0321 | 1879 | pci_release_selected_regions(ha->pdev, ha->bars); |
1da177e4 LT |
1880 | } |
1881 | ||
d97994dc AV |
1882 | static inline void |
1883 | qla2x00_schedule_rport_del(struct scsi_qla_host *ha, fc_port_t *fcport, | |
1884 | int defer) | |
1885 | { | |
1886 | unsigned long flags; | |
1887 | struct fc_rport *rport; | |
1888 | ||
1889 | if (!fcport->rport) | |
1890 | return; | |
1891 | ||
1892 | rport = fcport->rport; | |
1893 | if (defer) { | |
1894 | spin_lock_irqsave(&fcport->rport_lock, flags); | |
1895 | fcport->drport = rport; | |
1896 | fcport->rport = NULL; | |
387f96b4 | 1897 | *(fc_port_t **)rport->dd_data = NULL; |
d97994dc AV |
1898 | spin_unlock_irqrestore(&fcport->rport_lock, flags); |
1899 | set_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags); | |
1900 | } else { | |
1901 | spin_lock_irqsave(&fcport->rport_lock, flags); | |
1902 | fcport->rport = NULL; | |
387f96b4 | 1903 | *(fc_port_t **)rport->dd_data = NULL; |
d97994dc AV |
1904 | spin_unlock_irqrestore(&fcport->rport_lock, flags); |
1905 | fc_remote_port_delete(rport); | |
1906 | } | |
1907 | } | |
1908 | ||
1da177e4 LT |
1909 | /* |
1910 | * qla2x00_mark_device_lost Updates fcport state when device goes offline. | |
1911 | * | |
1912 | * Input: ha = adapter block pointer. fcport = port structure pointer. | |
1913 | * | |
1914 | * Return: None. | |
1915 | * | |
1916 | * Context: | |
1917 | */ | |
1918 | void qla2x00_mark_device_lost(scsi_qla_host_t *ha, fc_port_t *fcport, | |
d97994dc | 1919 | int do_login, int defer) |
1da177e4 | 1920 | { |
2c3dfe3f SJ |
1921 | if (atomic_read(&fcport->state) == FCS_ONLINE && |
1922 | ha->vp_idx == fcport->vp_idx) | |
d97994dc | 1923 | qla2x00_schedule_rport_del(ha, fcport, defer); |
19a7b4ae | 1924 | |
fa2a1ce5 | 1925 | /* |
1da177e4 LT |
1926 | * We may need to retry the login, so don't change the state of the |
1927 | * port but do the retries. | |
1928 | */ | |
1929 | if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD) | |
1930 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1931 | ||
1932 | if (!do_login) | |
1933 | return; | |
1934 | ||
1935 | if (fcport->login_retry == 0) { | |
1936 | fcport->login_retry = ha->login_retry_count; | |
1937 | set_bit(RELOGIN_NEEDED, &ha->dpc_flags); | |
1938 | ||
1939 | DEBUG(printk("scsi(%ld): Port login retry: " | |
1940 | "%02x%02x%02x%02x%02x%02x%02x%02x, " | |
1941 | "id = 0x%04x retry cnt=%d\n", | |
1942 | ha->host_no, | |
1943 | fcport->port_name[0], | |
1944 | fcport->port_name[1], | |
1945 | fcport->port_name[2], | |
1946 | fcport->port_name[3], | |
1947 | fcport->port_name[4], | |
1948 | fcport->port_name[5], | |
1949 | fcport->port_name[6], | |
1950 | fcport->port_name[7], | |
1951 | fcport->loop_id, | |
1952 | fcport->login_retry)); | |
1953 | } | |
1954 | } | |
1955 | ||
1956 | /* | |
1957 | * qla2x00_mark_all_devices_lost | |
1958 | * Updates fcport state when device goes offline. | |
1959 | * | |
1960 | * Input: | |
1961 | * ha = adapter block pointer. | |
1962 | * fcport = port structure pointer. | |
1963 | * | |
1964 | * Return: | |
1965 | * None. | |
1966 | * | |
1967 | * Context: | |
1968 | */ | |
1969 | void | |
d97994dc | 1970 | qla2x00_mark_all_devices_lost(scsi_qla_host_t *ha, int defer) |
1da177e4 LT |
1971 | { |
1972 | fc_port_t *fcport; | |
2c3dfe3f | 1973 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 1974 | |
2c3dfe3f SJ |
1975 | list_for_each_entry(fcport, &pha->fcports, list) { |
1976 | if (ha->vp_idx != 0 && ha->vp_idx != fcport->vp_idx) | |
1da177e4 | 1977 | continue; |
1da177e4 LT |
1978 | /* |
1979 | * No point in marking the device as lost, if the device is | |
1980 | * already DEAD. | |
1981 | */ | |
1982 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD) | |
1983 | continue; | |
2c3dfe3f SJ |
1984 | if (atomic_read(&fcport->state) == FCS_ONLINE) { |
1985 | if (defer) | |
1986 | qla2x00_schedule_rport_del(ha, fcport, defer); | |
1987 | else if (ha->vp_idx == fcport->vp_idx) | |
1988 | qla2x00_schedule_rport_del(ha, fcport, defer); | |
1989 | } | |
1da177e4 LT |
1990 | atomic_set(&fcport->state, FCS_DEVICE_LOST); |
1991 | } | |
d97994dc | 1992 | |
39a11240 CH |
1993 | if (defer) |
1994 | qla2xxx_wake_dpc(ha); | |
1da177e4 LT |
1995 | } |
1996 | ||
1997 | /* | |
1998 | * qla2x00_mem_alloc | |
1999 | * Allocates adapter memory. | |
2000 | * | |
2001 | * Returns: | |
2002 | * 0 = success. | |
e8711085 | 2003 | * !0 = failure. |
1da177e4 | 2004 | */ |
e8711085 | 2005 | static int |
1da177e4 LT |
2006 | qla2x00_mem_alloc(scsi_qla_host_t *ha) |
2007 | { | |
2008 | char name[16]; | |
1da177e4 | 2009 | |
e8711085 AV |
2010 | ha->request_ring = dma_alloc_coherent(&ha->pdev->dev, |
2011 | (ha->request_q_length + 1) * sizeof(request_t), &ha->request_dma, | |
2012 | GFP_KERNEL); | |
2013 | if (!ha->request_ring) | |
2014 | goto fail; | |
2015 | ||
2016 | ha->response_ring = dma_alloc_coherent(&ha->pdev->dev, | |
2017 | (ha->response_q_length + 1) * sizeof(response_t), | |
2018 | &ha->response_dma, GFP_KERNEL); | |
2019 | if (!ha->response_ring) | |
2020 | goto fail_free_request_ring; | |
2021 | ||
2022 | ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE, | |
2023 | &ha->gid_list_dma, GFP_KERNEL); | |
2024 | if (!ha->gid_list) | |
2025 | goto fail_free_response_ring; | |
2026 | ||
2027 | ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size, | |
2028 | &ha->init_cb_dma, GFP_KERNEL); | |
2029 | if (!ha->init_cb) | |
2030 | goto fail_free_gid_list; | |
2031 | ||
2032 | snprintf(name, sizeof(name), "%s_%ld", QLA2XXX_DRIVER_NAME, | |
2033 | ha->host_no); | |
2034 | ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev, | |
2035 | DMA_POOL_SIZE, 8, 0); | |
2036 | if (!ha->s_dma_pool) | |
2037 | goto fail_free_init_cb; | |
1da177e4 | 2038 | |
e8711085 AV |
2039 | ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep); |
2040 | if (!ha->srb_mempool) | |
2041 | goto fail_free_s_dma_pool; | |
2042 | ||
2043 | /* Get memory for cached NVRAM */ | |
2044 | ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL); | |
2045 | if (!ha->nvram) | |
2046 | goto fail_free_srb_mempool; | |
2047 | ||
2048 | /* Allocate memory for SNS commands */ | |
2049 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
2050 | /* Get consistent memory allocated for SNS commands */ | |
2051 | ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev, | |
2052 | sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL); | |
2053 | if (!ha->sns_cmd) | |
2054 | goto fail_free_nvram; | |
2055 | } else { | |
2056 | /* Get consistent memory allocated for MS IOCB */ | |
2057 | ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, | |
2058 | &ha->ms_iocb_dma); | |
2059 | if (!ha->ms_iocb) | |
2060 | goto fail_free_nvram; | |
2061 | ||
2062 | /* Get consistent memory allocated for CT SNS commands */ | |
2063 | ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev, | |
2064 | sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL); | |
2065 | if (!ha->ct_sns) | |
2066 | goto fail_free_ms_iocb; | |
1da177e4 LT |
2067 | } |
2068 | ||
e8711085 AV |
2069 | return 0; |
2070 | ||
2071 | fail_free_ms_iocb: | |
2072 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2073 | ha->ms_iocb = NULL; | |
2074 | ha->ms_iocb_dma = 0; | |
2075 | fail_free_nvram: | |
2076 | kfree(ha->nvram); | |
2077 | ha->nvram = NULL; | |
2078 | fail_free_srb_mempool: | |
2079 | mempool_destroy(ha->srb_mempool); | |
2080 | ha->srb_mempool = NULL; | |
2081 | fail_free_s_dma_pool: | |
2082 | dma_pool_destroy(ha->s_dma_pool); | |
2083 | ha->s_dma_pool = NULL; | |
2084 | fail_free_init_cb: | |
2085 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb, | |
2086 | ha->init_cb_dma); | |
2087 | ha->init_cb = NULL; | |
2088 | ha->init_cb_dma = 0; | |
2089 | fail_free_gid_list: | |
2090 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
2091 | ha->gid_list_dma); | |
2092 | ha->gid_list = NULL; | |
2093 | ha->gid_list_dma = 0; | |
2094 | fail_free_response_ring: | |
2095 | dma_free_coherent(&ha->pdev->dev, (ha->response_q_length + 1) * | |
2096 | sizeof(response_t), ha->response_ring, ha->response_dma); | |
2097 | ha->response_ring = NULL; | |
2098 | ha->response_dma = 0; | |
2099 | fail_free_request_ring: | |
2100 | dma_free_coherent(&ha->pdev->dev, (ha->request_q_length + 1) * | |
2101 | sizeof(request_t), ha->request_ring, ha->request_dma); | |
2102 | ha->request_ring = NULL; | |
2103 | ha->request_dma = 0; | |
2104 | fail: | |
2105 | return -ENOMEM; | |
1da177e4 LT |
2106 | } |
2107 | ||
2108 | /* | |
2109 | * qla2x00_mem_free | |
2110 | * Frees all adapter allocated memory. | |
2111 | * | |
2112 | * Input: | |
2113 | * ha = adapter block pointer. | |
2114 | */ | |
a824ebb3 | 2115 | static void |
1da177e4 LT |
2116 | qla2x00_mem_free(scsi_qla_host_t *ha) |
2117 | { | |
1da177e4 LT |
2118 | struct list_head *fcpl, *fcptemp; |
2119 | fc_port_t *fcport; | |
1da177e4 | 2120 | |
e8711085 AV |
2121 | if (ha->srb_mempool) |
2122 | mempool_destroy(ha->srb_mempool); | |
1da177e4 | 2123 | |
df613b96 AV |
2124 | if (ha->fce) |
2125 | dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce, | |
2126 | ha->fce_dma); | |
2127 | ||
a7a167bf AV |
2128 | if (ha->fw_dump) { |
2129 | if (ha->eft) | |
2130 | dma_free_coherent(&ha->pdev->dev, | |
2131 | ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma); | |
2132 | vfree(ha->fw_dump); | |
2133 | } | |
2134 | ||
1da177e4 LT |
2135 | if (ha->sns_cmd) |
2136 | dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), | |
2137 | ha->sns_cmd, ha->sns_cmd_dma); | |
2138 | ||
2139 | if (ha->ct_sns) | |
2140 | dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), | |
2141 | ha->ct_sns, ha->ct_sns_dma); | |
2142 | ||
88729e53 AV |
2143 | if (ha->sfp_data) |
2144 | dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma); | |
2145 | ||
1da177e4 LT |
2146 | if (ha->ms_iocb) |
2147 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2148 | ||
1da177e4 LT |
2149 | if (ha->s_dma_pool) |
2150 | dma_pool_destroy(ha->s_dma_pool); | |
2151 | ||
2c3dfe3f SJ |
2152 | if (ha->init_cb) |
2153 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, | |
2154 | ha->init_cb, ha->init_cb_dma); | |
2155 | ||
1da177e4 LT |
2156 | if (ha->gid_list) |
2157 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
2158 | ha->gid_list_dma); | |
2159 | ||
2160 | if (ha->response_ring) | |
2161 | dma_free_coherent(&ha->pdev->dev, | |
2162 | (ha->response_q_length + 1) * sizeof(response_t), | |
2163 | ha->response_ring, ha->response_dma); | |
2164 | ||
2165 | if (ha->request_ring) | |
2166 | dma_free_coherent(&ha->pdev->dev, | |
2167 | (ha->request_q_length + 1) * sizeof(request_t), | |
2168 | ha->request_ring, ha->request_dma); | |
2169 | ||
e8711085 | 2170 | ha->srb_mempool = NULL; |
a7a167bf AV |
2171 | ha->eft = NULL; |
2172 | ha->eft_dma = 0; | |
1da177e4 LT |
2173 | ha->sns_cmd = NULL; |
2174 | ha->sns_cmd_dma = 0; | |
2175 | ha->ct_sns = NULL; | |
2176 | ha->ct_sns_dma = 0; | |
2177 | ha->ms_iocb = NULL; | |
2178 | ha->ms_iocb_dma = 0; | |
1da177e4 LT |
2179 | ha->init_cb = NULL; |
2180 | ha->init_cb_dma = 0; | |
2181 | ||
2182 | ha->s_dma_pool = NULL; | |
2183 | ||
1da177e4 LT |
2184 | ha->gid_list = NULL; |
2185 | ha->gid_list_dma = 0; | |
2186 | ||
2187 | ha->response_ring = NULL; | |
2188 | ha->response_dma = 0; | |
2189 | ha->request_ring = NULL; | |
2190 | ha->request_dma = 0; | |
2191 | ||
2192 | list_for_each_safe(fcpl, fcptemp, &ha->fcports) { | |
2193 | fcport = list_entry(fcpl, fc_port_t, list); | |
2194 | ||
1da177e4 LT |
2195 | /* fc ports */ |
2196 | list_del_init(&fcport->list); | |
2197 | kfree(fcport); | |
2198 | } | |
2199 | INIT_LIST_HEAD(&ha->fcports); | |
2200 | ||
1da177e4 | 2201 | ha->fw_dump = NULL; |
fca29703 | 2202 | ha->fw_dumped = 0; |
1da177e4 | 2203 | ha->fw_dump_reading = 0; |
854165f4 AV |
2204 | |
2205 | vfree(ha->optrom_buffer); | |
53772a2c | 2206 | kfree(ha->nvram); |
1da177e4 LT |
2207 | } |
2208 | ||
1da177e4 LT |
2209 | /************************************************************************** |
2210 | * qla2x00_do_dpc | |
2211 | * This kernel thread is a task that is schedule by the interrupt handler | |
2212 | * to perform the background processing for interrupts. | |
2213 | * | |
2214 | * Notes: | |
2215 | * This task always run in the context of a kernel thread. It | |
2216 | * is kick-off by the driver's detect code and starts up | |
2217 | * up one per adapter. It immediately goes to sleep and waits for | |
2218 | * some fibre event. When either the interrupt handler or | |
2219 | * the timer routine detects a event it will one of the task | |
2220 | * bits then wake us up. | |
2221 | **************************************************************************/ | |
2222 | static int | |
2223 | qla2x00_do_dpc(void *data) | |
2224 | { | |
2c3dfe3f | 2225 | int rval; |
1da177e4 LT |
2226 | scsi_qla_host_t *ha; |
2227 | fc_port_t *fcport; | |
1da177e4 | 2228 | uint8_t status; |
1da177e4 | 2229 | uint16_t next_loopid; |
99363ef8 SJ |
2230 | struct scsi_qla_host *vha; |
2231 | int i; | |
2232 | ||
1da177e4 LT |
2233 | |
2234 | ha = (scsi_qla_host_t *)data; | |
2235 | ||
1da177e4 LT |
2236 | set_user_nice(current, -20); |
2237 | ||
39a11240 | 2238 | while (!kthread_should_stop()) { |
1da177e4 LT |
2239 | DEBUG3(printk("qla2x00: DPC handler sleeping\n")); |
2240 | ||
39a11240 CH |
2241 | set_current_state(TASK_INTERRUPTIBLE); |
2242 | schedule(); | |
2243 | __set_current_state(TASK_RUNNING); | |
1da177e4 LT |
2244 | |
2245 | DEBUG3(printk("qla2x00: DPC handler waking up\n")); | |
2246 | ||
2247 | /* Initialization not yet finished. Don't do anything yet. */ | |
39a11240 | 2248 | if (!ha->flags.init_done) |
1da177e4 LT |
2249 | continue; |
2250 | ||
2251 | DEBUG3(printk("scsi(%ld): DPC handler\n", ha->host_no)); | |
2252 | ||
2253 | ha->dpc_active = 1; | |
2254 | ||
1da177e4 | 2255 | if (ha->flags.mbox_busy) { |
1da177e4 LT |
2256 | ha->dpc_active = 0; |
2257 | continue; | |
2258 | } | |
2259 | ||
2260 | if (test_and_clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) { | |
2261 | ||
2262 | DEBUG(printk("scsi(%ld): dpc: sched " | |
2263 | "qla2x00_abort_isp ha = %p\n", | |
2264 | ha->host_no, ha)); | |
2265 | if (!(test_and_set_bit(ABORT_ISP_ACTIVE, | |
2266 | &ha->dpc_flags))) { | |
2267 | ||
2268 | if (qla2x00_abort_isp(ha)) { | |
2269 | /* failed. retry later */ | |
2270 | set_bit(ISP_ABORT_NEEDED, | |
2271 | &ha->dpc_flags); | |
2272 | } | |
2273 | clear_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags); | |
2274 | } | |
99363ef8 SJ |
2275 | |
2276 | for_each_mapped_vp_idx(ha, i) { | |
2277 | list_for_each_entry(vha, &ha->vp_list, | |
2278 | vp_list) { | |
2279 | if (i == vha->vp_idx) { | |
2280 | set_bit(ISP_ABORT_NEEDED, | |
2281 | &vha->dpc_flags); | |
2282 | break; | |
2283 | } | |
2284 | } | |
2285 | } | |
2286 | ||
1da177e4 LT |
2287 | DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n", |
2288 | ha->host_no)); | |
2289 | } | |
2290 | ||
d97994dc AV |
2291 | if (test_and_clear_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags)) |
2292 | qla2x00_update_fcports(ha); | |
2293 | ||
91ca7b01 AV |
2294 | if (test_and_clear_bit(LOOP_RESET_NEEDED, &ha->dpc_flags)) { |
2295 | DEBUG(printk("scsi(%ld): dpc: sched loop_reset()\n", | |
2296 | ha->host_no)); | |
2297 | qla2x00_loop_reset(ha); | |
2298 | } | |
2299 | ||
1da177e4 LT |
2300 | if (test_and_clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags) && |
2301 | (!(test_and_set_bit(RESET_ACTIVE, &ha->dpc_flags)))) { | |
2302 | ||
2303 | DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n", | |
2304 | ha->host_no)); | |
2305 | ||
2306 | qla2x00_rst_aen(ha); | |
2307 | clear_bit(RESET_ACTIVE, &ha->dpc_flags); | |
2308 | } | |
2309 | ||
2310 | /* Retry each device up to login retry count */ | |
2311 | if ((test_and_clear_bit(RELOGIN_NEEDED, &ha->dpc_flags)) && | |
2312 | !test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) && | |
2313 | atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
2314 | ||
2315 | DEBUG(printk("scsi(%ld): qla2x00_port_login()\n", | |
2316 | ha->host_no)); | |
2317 | ||
2318 | next_loopid = 0; | |
2319 | list_for_each_entry(fcport, &ha->fcports, list) { | |
1da177e4 LT |
2320 | /* |
2321 | * If the port is not ONLINE then try to login | |
2322 | * to it if we haven't run out of retries. | |
2323 | */ | |
2324 | if (atomic_read(&fcport->state) != FCS_ONLINE && | |
2325 | fcport->login_retry) { | |
2326 | ||
1da177e4 LT |
2327 | if (fcport->flags & FCF_FABRIC_DEVICE) { |
2328 | if (fcport->flags & | |
2329 | FCF_TAPE_PRESENT) | |
fd34f556 | 2330 | ha->isp_ops->fabric_logout( |
1c7c6357 AV |
2331 | ha, fcport->loop_id, |
2332 | fcport->d_id.b.domain, | |
2333 | fcport->d_id.b.area, | |
2334 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2335 | status = qla2x00_fabric_login( |
2336 | ha, fcport, &next_loopid); | |
2337 | } else | |
2338 | status = | |
2339 | qla2x00_local_device_login( | |
9a52a57c | 2340 | ha, fcport); |
1da177e4 | 2341 | |
63a8651f | 2342 | fcport->login_retry--; |
1da177e4 LT |
2343 | if (status == QLA_SUCCESS) { |
2344 | fcport->old_loop_id = fcport->loop_id; | |
2345 | ||
2346 | DEBUG(printk("scsi(%ld): port login OK: logged in ID 0x%x\n", | |
2347 | ha->host_no, fcport->loop_id)); | |
fa2a1ce5 | 2348 | |
052c40c8 AV |
2349 | qla2x00_update_fcport(ha, |
2350 | fcport); | |
1da177e4 LT |
2351 | } else if (status == 1) { |
2352 | set_bit(RELOGIN_NEEDED, &ha->dpc_flags); | |
2353 | /* retry the login again */ | |
2354 | DEBUG(printk("scsi(%ld): Retrying %d login again loop_id 0x%x\n", | |
2355 | ha->host_no, | |
2356 | fcport->login_retry, fcport->loop_id)); | |
2357 | } else { | |
2358 | fcport->login_retry = 0; | |
2359 | } | |
63a8651f RA |
2360 | if (fcport->login_retry == 0) |
2361 | fcport->loop_id = FC_NO_LOOP_ID; | |
1da177e4 LT |
2362 | } |
2363 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2364 | break; | |
2365 | } | |
2366 | DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n", | |
2367 | ha->host_no)); | |
2368 | } | |
2369 | ||
2370 | if ((test_bit(LOGIN_RETRY_NEEDED, &ha->dpc_flags)) && | |
2371 | atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
2372 | ||
2373 | clear_bit(LOGIN_RETRY_NEEDED, &ha->dpc_flags); | |
2374 | DEBUG(printk("scsi(%ld): qla2x00_login_retry()\n", | |
2375 | ha->host_no)); | |
fa2a1ce5 | 2376 | |
1da177e4 LT |
2377 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); |
2378 | ||
2379 | DEBUG(printk("scsi(%ld): qla2x00_login_retry - end\n", | |
2380 | ha->host_no)); | |
2381 | } | |
2382 | ||
2383 | if (test_and_clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
2384 | ||
2385 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n", | |
2386 | ha->host_no)); | |
2387 | ||
2388 | if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, | |
2389 | &ha->dpc_flags))) { | |
2390 | ||
2c3dfe3f | 2391 | rval = qla2x00_loop_resync(ha); |
1da177e4 LT |
2392 | |
2393 | clear_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags); | |
2394 | } | |
2395 | ||
2396 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n", | |
2397 | ha->host_no)); | |
2398 | } | |
2399 | ||
1da177e4 LT |
2400 | if (test_and_clear_bit(FCPORT_RESCAN_NEEDED, &ha->dpc_flags)) { |
2401 | ||
2402 | DEBUG(printk("scsi(%ld): Rescan flagged fcports...\n", | |
2403 | ha->host_no)); | |
2404 | ||
2405 | qla2x00_rescan_fcports(ha); | |
2406 | ||
2407 | DEBUG(printk("scsi(%ld): Rescan flagged fcports..." | |
2408 | "end.\n", | |
2409 | ha->host_no)); | |
2410 | } | |
2411 | ||
1da177e4 | 2412 | if (!ha->interrupts_on) |
fd34f556 | 2413 | ha->isp_ops->enable_intrs(ha); |
1da177e4 | 2414 | |
f6df144c | 2415 | if (test_and_clear_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags)) |
fd34f556 | 2416 | ha->isp_ops->beacon_blink(ha); |
f6df144c | 2417 | |
2c3dfe3f SJ |
2418 | qla2x00_do_dpc_all_vps(ha); |
2419 | ||
1da177e4 LT |
2420 | ha->dpc_active = 0; |
2421 | } /* End of while(1) */ | |
2422 | ||
2423 | DEBUG(printk("scsi(%ld): DPC handler exiting\n", ha->host_no)); | |
2424 | ||
2425 | /* | |
2426 | * Make sure that nobody tries to wake us up again. | |
2427 | */ | |
1da177e4 LT |
2428 | ha->dpc_active = 0; |
2429 | ||
39a11240 CH |
2430 | return 0; |
2431 | } | |
2432 | ||
2433 | void | |
2434 | qla2xxx_wake_dpc(scsi_qla_host_t *ha) | |
2435 | { | |
2436 | if (ha->dpc_thread) | |
2437 | wake_up_process(ha->dpc_thread); | |
1da177e4 LT |
2438 | } |
2439 | ||
1da177e4 LT |
2440 | /* |
2441 | * qla2x00_rst_aen | |
2442 | * Processes asynchronous reset. | |
2443 | * | |
2444 | * Input: | |
2445 | * ha = adapter block pointer. | |
2446 | */ | |
2447 | static void | |
fa2a1ce5 | 2448 | qla2x00_rst_aen(scsi_qla_host_t *ha) |
1da177e4 LT |
2449 | { |
2450 | if (ha->flags.online && !ha->flags.reset_active && | |
2451 | !atomic_read(&ha->loop_down_timer) && | |
2452 | !(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags))) { | |
2453 | do { | |
2454 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
2455 | ||
2456 | /* | |
2457 | * Issue marker command only when we are going to start | |
2458 | * the I/O. | |
2459 | */ | |
2460 | ha->marker_needed = 1; | |
2461 | } while (!atomic_read(&ha->loop_down_timer) && | |
2462 | (test_bit(RESET_MARKER_NEEDED, &ha->dpc_flags))); | |
2463 | } | |
2464 | } | |
2465 | ||
f4f051eb AV |
2466 | static void |
2467 | qla2x00_sp_free_dma(scsi_qla_host_t *ha, srb_t *sp) | |
2468 | { | |
2469 | struct scsi_cmnd *cmd = sp->cmd; | |
2470 | ||
2471 | if (sp->flags & SRB_DMA_VALID) { | |
385d70b4 | 2472 | scsi_dma_unmap(cmd); |
f4f051eb AV |
2473 | sp->flags &= ~SRB_DMA_VALID; |
2474 | } | |
fca29703 | 2475 | CMD_SP(cmd) = NULL; |
f4f051eb AV |
2476 | } |
2477 | ||
2478 | void | |
2479 | qla2x00_sp_compl(scsi_qla_host_t *ha, srb_t *sp) | |
2480 | { | |
2481 | struct scsi_cmnd *cmd = sp->cmd; | |
2482 | ||
2483 | qla2x00_sp_free_dma(ha, sp); | |
2484 | ||
f4f051eb AV |
2485 | mempool_free(sp, ha->srb_mempool); |
2486 | ||
2487 | cmd->scsi_done(cmd); | |
2488 | } | |
bdf79621 | 2489 | |
1da177e4 LT |
2490 | /************************************************************************** |
2491 | * qla2x00_timer | |
2492 | * | |
2493 | * Description: | |
2494 | * One second timer | |
2495 | * | |
2496 | * Context: Interrupt | |
2497 | ***************************************************************************/ | |
2c3dfe3f | 2498 | void |
1da177e4 LT |
2499 | qla2x00_timer(scsi_qla_host_t *ha) |
2500 | { | |
1da177e4 LT |
2501 | unsigned long cpu_flags = 0; |
2502 | fc_port_t *fcport; | |
1da177e4 LT |
2503 | int start_dpc = 0; |
2504 | int index; | |
2505 | srb_t *sp; | |
f4f051eb | 2506 | int t; |
2c3dfe3f | 2507 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2508 | |
2509 | /* | |
2510 | * Ports - Port down timer. | |
2511 | * | |
2512 | * Whenever, a port is in the LOST state we start decrementing its port | |
2513 | * down timer every second until it reaches zero. Once it reaches zero | |
fa2a1ce5 | 2514 | * the port it marked DEAD. |
1da177e4 LT |
2515 | */ |
2516 | t = 0; | |
2517 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2518 | if (fcport->port_type != FCT_TARGET) | |
2519 | continue; | |
2520 | ||
2521 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2522 | ||
2523 | if (atomic_read(&fcport->port_down_timer) == 0) | |
2524 | continue; | |
2525 | ||
fa2a1ce5 | 2526 | if (atomic_dec_and_test(&fcport->port_down_timer) != 0) |
1da177e4 | 2527 | atomic_set(&fcport->state, FCS_DEVICE_DEAD); |
fa2a1ce5 | 2528 | |
1da177e4 | 2529 | DEBUG(printk("scsi(%ld): fcport-%d - port retry count: " |
fca29703 | 2530 | "%d remaining\n", |
1da177e4 LT |
2531 | ha->host_no, |
2532 | t, atomic_read(&fcport->port_down_timer))); | |
2533 | } | |
2534 | t++; | |
2535 | } /* End of for fcport */ | |
2536 | ||
1da177e4 LT |
2537 | |
2538 | /* Loop down handler. */ | |
2539 | if (atomic_read(&ha->loop_down_timer) > 0 && | |
2540 | !(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags)) && ha->flags.online) { | |
2541 | ||
2542 | if (atomic_read(&ha->loop_down_timer) == | |
2543 | ha->loop_down_abort_time) { | |
2544 | ||
2545 | DEBUG(printk("scsi(%ld): Loop Down - aborting the " | |
2546 | "queues before time expire\n", | |
2547 | ha->host_no)); | |
2548 | ||
2549 | if (!IS_QLA2100(ha) && ha->link_down_timeout) | |
fa2a1ce5 | 2550 | atomic_set(&ha->loop_state, LOOP_DEAD); |
1da177e4 LT |
2551 | |
2552 | /* Schedule an ISP abort to return any tape commands. */ | |
2c3dfe3f SJ |
2553 | /* NPIV - scan physical port only */ |
2554 | if (!ha->parent) { | |
2555 | spin_lock_irqsave(&ha->hardware_lock, | |
2556 | cpu_flags); | |
2557 | for (index = 1; | |
2558 | index < MAX_OUTSTANDING_COMMANDS; | |
2559 | index++) { | |
2560 | fc_port_t *sfcp; | |
2561 | ||
2562 | sp = ha->outstanding_cmds[index]; | |
2563 | if (!sp) | |
2564 | continue; | |
2565 | sfcp = sp->fcport; | |
2566 | if (!(sfcp->flags & FCF_TAPE_PRESENT)) | |
2567 | continue; | |
bdf79621 | 2568 | |
2c3dfe3f SJ |
2569 | set_bit(ISP_ABORT_NEEDED, |
2570 | &ha->dpc_flags); | |
2571 | break; | |
2572 | } | |
2573 | spin_unlock_irqrestore(&ha->hardware_lock, | |
2574 | cpu_flags); | |
1da177e4 | 2575 | } |
1da177e4 LT |
2576 | set_bit(ABORT_QUEUES_NEEDED, &ha->dpc_flags); |
2577 | start_dpc++; | |
2578 | } | |
2579 | ||
2580 | /* if the loop has been down for 4 minutes, reinit adapter */ | |
2581 | if (atomic_dec_and_test(&ha->loop_down_timer) != 0) { | |
2582 | DEBUG(printk("scsi(%ld): Loop down exceed 4 mins - " | |
2583 | "restarting queues.\n", | |
2584 | ha->host_no)); | |
2585 | ||
2586 | set_bit(RESTART_QUEUES_NEEDED, &ha->dpc_flags); | |
2587 | start_dpc++; | |
2588 | ||
2589 | if (!(ha->device_flags & DFLG_NO_CABLE)) { | |
2590 | DEBUG(printk("scsi(%ld): Loop down - " | |
2591 | "aborting ISP.\n", | |
2592 | ha->host_no)); | |
2593 | qla_printk(KERN_WARNING, ha, | |
2594 | "Loop down - aborting ISP.\n"); | |
2595 | ||
2596 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
2597 | } | |
2598 | } | |
fca29703 | 2599 | DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n", |
1da177e4 LT |
2600 | ha->host_no, |
2601 | atomic_read(&ha->loop_down_timer))); | |
2602 | } | |
2603 | ||
f6df144c AV |
2604 | /* Check if beacon LED needs to be blinked */ |
2605 | if (ha->beacon_blink_led == 1) { | |
2606 | set_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags); | |
2607 | start_dpc++; | |
2608 | } | |
2609 | ||
1da177e4 LT |
2610 | /* Schedule the DPC routine if needed */ |
2611 | if ((test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || | |
2612 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) || | |
91ca7b01 | 2613 | test_bit(LOOP_RESET_NEEDED, &ha->dpc_flags) || |
d97994dc | 2614 | test_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags) || |
1da177e4 LT |
2615 | start_dpc || |
2616 | test_bit(LOGIN_RETRY_NEEDED, &ha->dpc_flags) || | |
f4f051eb | 2617 | test_bit(RESET_MARKER_NEEDED, &ha->dpc_flags) || |
f6df144c | 2618 | test_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags) || |
2c3dfe3f | 2619 | test_bit(VP_DPC_NEEDED, &ha->dpc_flags) || |
39a11240 | 2620 | test_bit(RELOGIN_NEEDED, &ha->dpc_flags))) |
2c3dfe3f | 2621 | qla2xxx_wake_dpc(pha); |
1da177e4 LT |
2622 | |
2623 | qla2x00_restart_timer(ha, WATCH_INTERVAL); | |
2624 | } | |
2625 | ||
5433383e AV |
2626 | /* Firmware interface routines. */ |
2627 | ||
c3a2f0df | 2628 | #define FW_BLOBS 6 |
5433383e AV |
2629 | #define FW_ISP21XX 0 |
2630 | #define FW_ISP22XX 1 | |
2631 | #define FW_ISP2300 2 | |
2632 | #define FW_ISP2322 3 | |
48c02fde | 2633 | #define FW_ISP24XX 4 |
c3a2f0df | 2634 | #define FW_ISP25XX 5 |
5433383e | 2635 | |
bb8ee499 AV |
2636 | #define FW_FILE_ISP21XX "ql2100_fw.bin" |
2637 | #define FW_FILE_ISP22XX "ql2200_fw.bin" | |
2638 | #define FW_FILE_ISP2300 "ql2300_fw.bin" | |
2639 | #define FW_FILE_ISP2322 "ql2322_fw.bin" | |
2640 | #define FW_FILE_ISP24XX "ql2400_fw.bin" | |
c3a2f0df | 2641 | #define FW_FILE_ISP25XX "ql2500_fw.bin" |
bb8ee499 | 2642 | |
5433383e AV |
2643 | static DECLARE_MUTEX(qla_fw_lock); |
2644 | ||
2645 | static struct fw_blob qla_fw_blobs[FW_BLOBS] = { | |
bb8ee499 AV |
2646 | { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, }, |
2647 | { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, }, | |
2648 | { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, }, | |
2649 | { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, }, | |
2650 | { .name = FW_FILE_ISP24XX, }, | |
c3a2f0df | 2651 | { .name = FW_FILE_ISP25XX, }, |
5433383e AV |
2652 | }; |
2653 | ||
2654 | struct fw_blob * | |
2655 | qla2x00_request_firmware(scsi_qla_host_t *ha) | |
2656 | { | |
2657 | struct fw_blob *blob; | |
2658 | ||
2659 | blob = NULL; | |
2660 | if (IS_QLA2100(ha)) { | |
2661 | blob = &qla_fw_blobs[FW_ISP21XX]; | |
2662 | } else if (IS_QLA2200(ha)) { | |
2663 | blob = &qla_fw_blobs[FW_ISP22XX]; | |
48c02fde | 2664 | } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { |
5433383e | 2665 | blob = &qla_fw_blobs[FW_ISP2300]; |
48c02fde | 2666 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) { |
5433383e | 2667 | blob = &qla_fw_blobs[FW_ISP2322]; |
044cc6c8 | 2668 | } else if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { |
5433383e | 2669 | blob = &qla_fw_blobs[FW_ISP24XX]; |
c3a2f0df AV |
2670 | } else if (IS_QLA25XX(ha)) { |
2671 | blob = &qla_fw_blobs[FW_ISP25XX]; | |
5433383e AV |
2672 | } |
2673 | ||
2674 | down(&qla_fw_lock); | |
2675 | if (blob->fw) | |
2676 | goto out; | |
2677 | ||
2678 | if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) { | |
2679 | DEBUG2(printk("scsi(%ld): Failed to load firmware image " | |
2680 | "(%s).\n", ha->host_no, blob->name)); | |
2681 | blob->fw = NULL; | |
2682 | blob = NULL; | |
2683 | goto out; | |
2684 | } | |
2685 | ||
2686 | out: | |
2687 | up(&qla_fw_lock); | |
2688 | return blob; | |
2689 | } | |
2690 | ||
2691 | static void | |
2692 | qla2x00_release_firmware(void) | |
2693 | { | |
2694 | int idx; | |
2695 | ||
2696 | down(&qla_fw_lock); | |
2697 | for (idx = 0; idx < FW_BLOBS; idx++) | |
2698 | if (qla_fw_blobs[idx].fw) | |
2699 | release_firmware(qla_fw_blobs[idx].fw); | |
2700 | up(&qla_fw_lock); | |
2701 | } | |
2702 | ||
14e660e6 SJ |
2703 | static pci_ers_result_t |
2704 | qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
2705 | { | |
2706 | switch (state) { | |
2707 | case pci_channel_io_normal: | |
2708 | return PCI_ERS_RESULT_CAN_RECOVER; | |
2709 | case pci_channel_io_frozen: | |
2710 | pci_disable_device(pdev); | |
2711 | return PCI_ERS_RESULT_NEED_RESET; | |
2712 | case pci_channel_io_perm_failure: | |
2713 | qla2x00_remove_one(pdev); | |
2714 | return PCI_ERS_RESULT_DISCONNECT; | |
2715 | } | |
2716 | return PCI_ERS_RESULT_NEED_RESET; | |
2717 | } | |
2718 | ||
2719 | static pci_ers_result_t | |
2720 | qla2xxx_pci_mmio_enabled(struct pci_dev *pdev) | |
2721 | { | |
2722 | int risc_paused = 0; | |
2723 | uint32_t stat; | |
2724 | unsigned long flags; | |
2725 | scsi_qla_host_t *ha = pci_get_drvdata(pdev); | |
2726 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
2727 | struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; | |
2728 | ||
2729 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
2730 | if (IS_QLA2100(ha) || IS_QLA2200(ha)){ | |
2731 | stat = RD_REG_DWORD(®->hccr); | |
2732 | if (stat & HCCR_RISC_PAUSE) | |
2733 | risc_paused = 1; | |
2734 | } else if (IS_QLA23XX(ha)) { | |
2735 | stat = RD_REG_DWORD(®->u.isp2300.host_status); | |
2736 | if (stat & HSR_RISC_PAUSED) | |
2737 | risc_paused = 1; | |
2738 | } else if (IS_FWI2_CAPABLE(ha)) { | |
2739 | stat = RD_REG_DWORD(®24->host_status); | |
2740 | if (stat & HSRX_RISC_PAUSED) | |
2741 | risc_paused = 1; | |
2742 | } | |
2743 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
2744 | ||
2745 | if (risc_paused) { | |
2746 | qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, " | |
2747 | "Dumping firmware!\n"); | |
2748 | ha->isp_ops->fw_dump(ha, 0); | |
2749 | ||
2750 | return PCI_ERS_RESULT_NEED_RESET; | |
2751 | } else | |
2752 | return PCI_ERS_RESULT_RECOVERED; | |
2753 | } | |
2754 | ||
2755 | static pci_ers_result_t | |
2756 | qla2xxx_pci_slot_reset(struct pci_dev *pdev) | |
2757 | { | |
2758 | pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT; | |
2759 | scsi_qla_host_t *ha = pci_get_drvdata(pdev); | |
09483916 BH |
2760 | int rc; |
2761 | ||
2762 | if (ha->mem_only) | |
2763 | rc = pci_enable_device_mem(pdev); | |
2764 | else | |
2765 | rc = pci_enable_device(pdev); | |
14e660e6 | 2766 | |
09483916 | 2767 | if (rc) { |
14e660e6 SJ |
2768 | qla_printk(KERN_WARNING, ha, |
2769 | "Can't re-enable PCI device after reset.\n"); | |
2770 | ||
2771 | return ret; | |
2772 | } | |
2773 | pci_set_master(pdev); | |
2774 | ||
2775 | if (ha->isp_ops->pci_config(ha)) | |
2776 | return ret; | |
2777 | ||
2778 | set_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags); | |
2779 | if (qla2x00_abort_isp(ha)== QLA_SUCCESS) | |
2780 | ret = PCI_ERS_RESULT_RECOVERED; | |
2781 | clear_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags); | |
2782 | ||
2783 | return ret; | |
2784 | } | |
2785 | ||
2786 | static void | |
2787 | qla2xxx_pci_resume(struct pci_dev *pdev) | |
2788 | { | |
2789 | scsi_qla_host_t *ha = pci_get_drvdata(pdev); | |
2790 | int ret; | |
2791 | ||
2792 | ret = qla2x00_wait_for_hba_online(ha); | |
2793 | if (ret != QLA_SUCCESS) { | |
2794 | qla_printk(KERN_ERR, ha, | |
2795 | "the device failed to resume I/O " | |
2796 | "from slot/link_reset"); | |
2797 | } | |
2798 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
2799 | } | |
2800 | ||
2801 | static struct pci_error_handlers qla2xxx_err_handler = { | |
2802 | .error_detected = qla2xxx_pci_error_detected, | |
2803 | .mmio_enabled = qla2xxx_pci_mmio_enabled, | |
2804 | .slot_reset = qla2xxx_pci_slot_reset, | |
2805 | .resume = qla2xxx_pci_resume, | |
2806 | }; | |
2807 | ||
5433383e | 2808 | static struct pci_device_id qla2xxx_pci_tbl[] = { |
47f5e069 AV |
2809 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) }, |
2810 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) }, | |
2811 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) }, | |
2812 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) }, | |
2813 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) }, | |
2814 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) }, | |
2815 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) }, | |
2816 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) }, | |
2817 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) }, | |
2818 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) }, | |
2819 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) }, | |
c3a2f0df | 2820 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) }, |
5433383e AV |
2821 | { 0 }, |
2822 | }; | |
2823 | MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl); | |
2824 | ||
fca29703 | 2825 | static struct pci_driver qla2xxx_pci_driver = { |
cb63067a | 2826 | .name = QLA2XXX_DRIVER_NAME, |
0a21ef1e JB |
2827 | .driver = { |
2828 | .owner = THIS_MODULE, | |
2829 | }, | |
fca29703 | 2830 | .id_table = qla2xxx_pci_tbl, |
7ee61397 | 2831 | .probe = qla2x00_probe_one, |
4c993f76 | 2832 | .remove = qla2x00_remove_one, |
14e660e6 | 2833 | .err_handler = &qla2xxx_err_handler, |
fca29703 AV |
2834 | }; |
2835 | ||
1da177e4 LT |
2836 | /** |
2837 | * qla2x00_module_init - Module initialization. | |
2838 | **/ | |
2839 | static int __init | |
2840 | qla2x00_module_init(void) | |
2841 | { | |
fca29703 AV |
2842 | int ret = 0; |
2843 | ||
1da177e4 | 2844 | /* Allocate cache for SRBs. */ |
354d6b21 | 2845 | srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0, |
20c2df83 | 2846 | SLAB_HWCACHE_ALIGN, NULL); |
1da177e4 LT |
2847 | if (srb_cachep == NULL) { |
2848 | printk(KERN_ERR | |
2849 | "qla2xxx: Unable to allocate SRB cache...Failing load!\n"); | |
2850 | return -ENOMEM; | |
2851 | } | |
2852 | ||
2853 | /* Derive version string. */ | |
2854 | strcpy(qla2x00_version_str, QLA2XXX_VERSION); | |
11010fec | 2855 | if (ql2xextended_error_logging) |
0181944f AV |
2856 | strcat(qla2x00_version_str, "-debug"); |
2857 | ||
1c97a12a AV |
2858 | qla2xxx_transport_template = |
2859 | fc_attach_transport(&qla2xxx_transport_functions); | |
2c3dfe3f SJ |
2860 | if (!qla2xxx_transport_template) { |
2861 | kmem_cache_destroy(srb_cachep); | |
1da177e4 | 2862 | return -ENODEV; |
2c3dfe3f SJ |
2863 | } |
2864 | qla2xxx_transport_vport_template = | |
2865 | fc_attach_transport(&qla2xxx_transport_vport_functions); | |
2866 | if (!qla2xxx_transport_vport_template) { | |
2867 | kmem_cache_destroy(srb_cachep); | |
2868 | fc_release_transport(qla2xxx_transport_template); | |
1da177e4 | 2869 | return -ENODEV; |
2c3dfe3f | 2870 | } |
1da177e4 LT |
2871 | |
2872 | printk(KERN_INFO "QLogic Fibre Channel HBA Driver\n"); | |
7ee61397 | 2873 | ret = pci_register_driver(&qla2xxx_pci_driver); |
fca29703 AV |
2874 | if (ret) { |
2875 | kmem_cache_destroy(srb_cachep); | |
2876 | fc_release_transport(qla2xxx_transport_template); | |
2c3dfe3f | 2877 | fc_release_transport(qla2xxx_transport_vport_template); |
fca29703 AV |
2878 | } |
2879 | return ret; | |
1da177e4 LT |
2880 | } |
2881 | ||
2882 | /** | |
2883 | * qla2x00_module_exit - Module cleanup. | |
2884 | **/ | |
2885 | static void __exit | |
2886 | qla2x00_module_exit(void) | |
2887 | { | |
7ee61397 | 2888 | pci_unregister_driver(&qla2xxx_pci_driver); |
5433383e | 2889 | qla2x00_release_firmware(); |
354d6b21 | 2890 | kmem_cache_destroy(srb_cachep); |
1da177e4 | 2891 | fc_release_transport(qla2xxx_transport_template); |
2c3dfe3f | 2892 | fc_release_transport(qla2xxx_transport_vport_template); |
1da177e4 LT |
2893 | } |
2894 | ||
2895 | module_init(qla2x00_module_init); | |
2896 | module_exit(qla2x00_module_exit); | |
2897 | ||
2898 | MODULE_AUTHOR("QLogic Corporation"); | |
2899 | MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver"); | |
2900 | MODULE_LICENSE("GPL"); | |
2901 | MODULE_VERSION(QLA2XXX_VERSION); | |
bb8ee499 AV |
2902 | MODULE_FIRMWARE(FW_FILE_ISP21XX); |
2903 | MODULE_FIRMWARE(FW_FILE_ISP22XX); | |
2904 | MODULE_FIRMWARE(FW_FILE_ISP2300); | |
2905 | MODULE_FIRMWARE(FW_FILE_ISP2322); | |
2906 | MODULE_FIRMWARE(FW_FILE_ISP24XX); | |
61623fc3 | 2907 | MODULE_FIRMWARE(FW_FILE_ISP25XX); |