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 *); | |
108 | static int qla2x00_loop_reset(scsi_qla_host_t *ha); | |
109 | static int qla2x00_device_reset(scsi_qla_host_t *, fc_port_t *); | |
110 | ||
ce7e4af7 AV |
111 | static int qla2x00_change_queue_depth(struct scsi_device *, int); |
112 | static int qla2x00_change_queue_type(struct scsi_device *, int); | |
113 | ||
2c3dfe3f | 114 | struct scsi_host_template qla2x00_driver_template = { |
1da177e4 | 115 | .module = THIS_MODULE, |
cb63067a | 116 | .name = QLA2XXX_DRIVER_NAME, |
1da177e4 LT |
117 | .queuecommand = qla2x00_queuecommand, |
118 | ||
119 | .eh_abort_handler = qla2xxx_eh_abort, | |
120 | .eh_device_reset_handler = qla2xxx_eh_device_reset, | |
121 | .eh_bus_reset_handler = qla2xxx_eh_bus_reset, | |
122 | .eh_host_reset_handler = qla2xxx_eh_host_reset, | |
123 | ||
124 | .slave_configure = qla2xxx_slave_configure, | |
125 | ||
f4f051eb | 126 | .slave_alloc = qla2xxx_slave_alloc, |
127 | .slave_destroy = qla2xxx_slave_destroy, | |
1e99e33a AV |
128 | .scan_finished = qla2xxx_scan_finished, |
129 | .scan_start = qla2xxx_scan_start, | |
ce7e4af7 AV |
130 | .change_queue_depth = qla2x00_change_queue_depth, |
131 | .change_queue_type = qla2x00_change_queue_type, | |
1da177e4 LT |
132 | .this_id = -1, |
133 | .cmd_per_lun = 3, | |
134 | .use_clustering = ENABLE_CLUSTERING, | |
135 | .sg_tablesize = SG_ALL, | |
136 | ||
137 | /* | |
138 | * The RISC allows for each command to transfer (2^32-1) bytes of data, | |
139 | * which equates to 0x800000 sectors. | |
140 | */ | |
141 | .max_sectors = 0xFFFF, | |
afb046e2 | 142 | .shost_attrs = qla2x00_host_attrs, |
1da177e4 LT |
143 | }; |
144 | ||
2c3dfe3f | 145 | struct scsi_host_template qla24xx_driver_template = { |
fca29703 | 146 | .module = THIS_MODULE, |
cb63067a | 147 | .name = QLA2XXX_DRIVER_NAME, |
fca29703 AV |
148 | .queuecommand = qla24xx_queuecommand, |
149 | ||
150 | .eh_abort_handler = qla2xxx_eh_abort, | |
151 | .eh_device_reset_handler = qla2xxx_eh_device_reset, | |
152 | .eh_bus_reset_handler = qla2xxx_eh_bus_reset, | |
153 | .eh_host_reset_handler = qla2xxx_eh_host_reset, | |
154 | ||
155 | .slave_configure = qla2xxx_slave_configure, | |
156 | ||
157 | .slave_alloc = qla2xxx_slave_alloc, | |
158 | .slave_destroy = qla2xxx_slave_destroy, | |
ed677086 AV |
159 | .scan_finished = qla2xxx_scan_finished, |
160 | .scan_start = qla2xxx_scan_start, | |
ce7e4af7 AV |
161 | .change_queue_depth = qla2x00_change_queue_depth, |
162 | .change_queue_type = qla2x00_change_queue_type, | |
fca29703 AV |
163 | .this_id = -1, |
164 | .cmd_per_lun = 3, | |
165 | .use_clustering = ENABLE_CLUSTERING, | |
166 | .sg_tablesize = SG_ALL, | |
167 | ||
168 | .max_sectors = 0xFFFF, | |
afb046e2 | 169 | .shost_attrs = qla2x00_host_attrs, |
fca29703 AV |
170 | }; |
171 | ||
1da177e4 | 172 | static struct scsi_transport_template *qla2xxx_transport_template = NULL; |
2c3dfe3f | 173 | struct scsi_transport_template *qla2xxx_transport_vport_template = NULL; |
1da177e4 | 174 | |
1da177e4 LT |
175 | /* TODO Convert to inlines |
176 | * | |
177 | * Timer routines | |
178 | */ | |
1da177e4 | 179 | |
2c3dfe3f | 180 | void qla2x00_timer(scsi_qla_host_t *); |
1da177e4 | 181 | |
2c3dfe3f | 182 | __inline__ void qla2x00_start_timer(scsi_qla_host_t *, |
1da177e4 LT |
183 | void *, unsigned long); |
184 | static __inline__ void qla2x00_restart_timer(scsi_qla_host_t *, unsigned long); | |
2c3dfe3f | 185 | __inline__ void qla2x00_stop_timer(scsi_qla_host_t *); |
1da177e4 | 186 | |
2c3dfe3f | 187 | __inline__ void |
1da177e4 LT |
188 | qla2x00_start_timer(scsi_qla_host_t *ha, void *func, unsigned long interval) |
189 | { | |
190 | init_timer(&ha->timer); | |
191 | ha->timer.expires = jiffies + interval * HZ; | |
192 | ha->timer.data = (unsigned long)ha; | |
193 | ha->timer.function = (void (*)(unsigned long))func; | |
194 | add_timer(&ha->timer); | |
195 | ha->timer_active = 1; | |
196 | } | |
197 | ||
198 | static inline void | |
199 | qla2x00_restart_timer(scsi_qla_host_t *ha, unsigned long interval) | |
200 | { | |
201 | mod_timer(&ha->timer, jiffies + interval * HZ); | |
202 | } | |
203 | ||
2c3dfe3f | 204 | __inline__ void |
1da177e4 LT |
205 | qla2x00_stop_timer(scsi_qla_host_t *ha) |
206 | { | |
207 | del_timer_sync(&ha->timer); | |
208 | ha->timer_active = 0; | |
209 | } | |
210 | ||
1da177e4 LT |
211 | static int qla2x00_do_dpc(void *data); |
212 | ||
213 | static void qla2x00_rst_aen(scsi_qla_host_t *); | |
214 | ||
2c3dfe3f SJ |
215 | uint8_t qla2x00_mem_alloc(scsi_qla_host_t *); |
216 | void qla2x00_mem_free(scsi_qla_host_t *ha); | |
1da177e4 LT |
217 | static int qla2x00_allocate_sp_pool( scsi_qla_host_t *ha); |
218 | static void qla2x00_free_sp_pool(scsi_qla_host_t *ha); | |
f4f051eb | 219 | static void qla2x00_sp_free_dma(scsi_qla_host_t *, srb_t *); |
220 | void qla2x00_sp_compl(scsi_qla_host_t *ha, srb_t *); | |
1da177e4 | 221 | |
1da177e4 LT |
222 | /* -------------------------------------------------------------------------- */ |
223 | ||
1da177e4 | 224 | static char * |
abbd8870 | 225 | qla2x00_pci_info_str(struct scsi_qla_host *ha, char *str) |
1da177e4 LT |
226 | { |
227 | static char *pci_bus_modes[] = { | |
228 | "33", "66", "100", "133", | |
229 | }; | |
230 | uint16_t pci_bus; | |
231 | ||
232 | strcpy(str, "PCI"); | |
233 | pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9; | |
234 | if (pci_bus) { | |
235 | strcat(str, "-X ("); | |
236 | strcat(str, pci_bus_modes[pci_bus]); | |
237 | } else { | |
238 | pci_bus = (ha->pci_attr & BIT_8) >> 8; | |
239 | strcat(str, " ("); | |
240 | strcat(str, pci_bus_modes[pci_bus]); | |
241 | } | |
242 | strcat(str, " MHz)"); | |
243 | ||
244 | return (str); | |
245 | } | |
246 | ||
fca29703 AV |
247 | static char * |
248 | qla24xx_pci_info_str(struct scsi_qla_host *ha, char *str) | |
249 | { | |
250 | static char *pci_bus_modes[] = { "33", "66", "100", "133", }; | |
251 | uint32_t pci_bus; | |
252 | int pcie_reg; | |
253 | ||
254 | pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); | |
255 | if (pcie_reg) { | |
256 | char lwstr[6]; | |
257 | uint16_t pcie_lstat, lspeed, lwidth; | |
258 | ||
259 | pcie_reg += 0x12; | |
260 | pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat); | |
261 | lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3); | |
262 | lwidth = (pcie_lstat & | |
263 | (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4; | |
264 | ||
265 | strcpy(str, "PCIe ("); | |
266 | if (lspeed == 1) | |
267 | strcat(str, "2.5Gb/s "); | |
c3a2f0df AV |
268 | else if (lspeed == 2) |
269 | strcat(str, "5.0Gb/s "); | |
fca29703 AV |
270 | else |
271 | strcat(str, "<unknown> "); | |
272 | snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth); | |
273 | strcat(str, lwstr); | |
274 | ||
275 | return str; | |
276 | } | |
277 | ||
278 | strcpy(str, "PCI"); | |
279 | pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8; | |
280 | if (pci_bus == 0 || pci_bus == 8) { | |
281 | strcat(str, " ("); | |
282 | strcat(str, pci_bus_modes[pci_bus >> 3]); | |
283 | } else { | |
284 | strcat(str, "-X "); | |
285 | if (pci_bus & BIT_2) | |
286 | strcat(str, "Mode 2"); | |
287 | else | |
288 | strcat(str, "Mode 1"); | |
289 | strcat(str, " ("); | |
290 | strcat(str, pci_bus_modes[pci_bus & ~BIT_2]); | |
291 | } | |
292 | strcat(str, " MHz)"); | |
293 | ||
294 | return str; | |
295 | } | |
296 | ||
e5f82ab8 | 297 | static char * |
abbd8870 | 298 | qla2x00_fw_version_str(struct scsi_qla_host *ha, char *str) |
1da177e4 LT |
299 | { |
300 | char un_str[10]; | |
fa2a1ce5 | 301 | |
1da177e4 LT |
302 | sprintf(str, "%d.%02d.%02d ", ha->fw_major_version, |
303 | ha->fw_minor_version, | |
304 | ha->fw_subminor_version); | |
305 | ||
306 | if (ha->fw_attributes & BIT_9) { | |
307 | strcat(str, "FLX"); | |
308 | return (str); | |
309 | } | |
310 | ||
311 | switch (ha->fw_attributes & 0xFF) { | |
312 | case 0x7: | |
313 | strcat(str, "EF"); | |
314 | break; | |
315 | case 0x17: | |
316 | strcat(str, "TP"); | |
317 | break; | |
318 | case 0x37: | |
319 | strcat(str, "IP"); | |
320 | break; | |
321 | case 0x77: | |
322 | strcat(str, "VI"); | |
323 | break; | |
324 | default: | |
325 | sprintf(un_str, "(%x)", ha->fw_attributes); | |
326 | strcat(str, un_str); | |
327 | break; | |
328 | } | |
329 | if (ha->fw_attributes & 0x100) | |
330 | strcat(str, "X"); | |
331 | ||
332 | return (str); | |
333 | } | |
334 | ||
e5f82ab8 | 335 | static char * |
fca29703 AV |
336 | qla24xx_fw_version_str(struct scsi_qla_host *ha, char *str) |
337 | { | |
f0883ac6 AV |
338 | sprintf(str, "%d.%02d.%02d ", ha->fw_major_version, |
339 | ha->fw_minor_version, | |
340 | ha->fw_subminor_version); | |
341 | ||
fca29703 AV |
342 | if (ha->fw_attributes & BIT_0) |
343 | strcat(str, "[Class 2] "); | |
344 | if (ha->fw_attributes & BIT_1) | |
345 | strcat(str, "[IP] "); | |
346 | if (ha->fw_attributes & BIT_2) | |
347 | strcat(str, "[Multi-ID] "); | |
c3a2f0df AV |
348 | if (ha->fw_attributes & BIT_3) |
349 | strcat(str, "[SB-2] "); | |
350 | if (ha->fw_attributes & BIT_4) | |
351 | strcat(str, "[T10 CRC] "); | |
352 | if (ha->fw_attributes & BIT_5) | |
353 | strcat(str, "[VI] "); | |
fca29703 AV |
354 | if (ha->fw_attributes & BIT_13) |
355 | strcat(str, "[Experimental]"); | |
356 | return str; | |
fca29703 AV |
357 | } |
358 | ||
359 | static inline srb_t * | |
360 | qla2x00_get_new_sp(scsi_qla_host_t *ha, fc_port_t *fcport, | |
361 | struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) | |
362 | { | |
363 | srb_t *sp; | |
364 | ||
365 | sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC); | |
366 | if (!sp) | |
367 | return sp; | |
368 | ||
fca29703 AV |
369 | sp->ha = ha; |
370 | sp->fcport = fcport; | |
371 | sp->cmd = cmd; | |
372 | sp->flags = 0; | |
373 | CMD_SP(cmd) = (void *)sp; | |
374 | cmd->scsi_done = done; | |
375 | ||
376 | return sp; | |
377 | } | |
378 | ||
1da177e4 | 379 | static int |
f4f051eb | 380 | qla2x00_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
1da177e4 | 381 | { |
f4f051eb | 382 | scsi_qla_host_t *ha = to_qla_host(cmd->device->host); |
bdf79621 | 383 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
19a7b4ae | 384 | struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); |
f4f051eb | 385 | srb_t *sp; |
386 | int rval; | |
1da177e4 | 387 | |
19a7b4ae JSEC |
388 | rval = fc_remote_port_chkready(rport); |
389 | if (rval) { | |
390 | cmd->result = rval; | |
f4f051eb | 391 | goto qc_fail_command; |
392 | } | |
1da177e4 | 393 | |
387f96b4 | 394 | /* Close window on fcport/rport state-transitioning. */ |
395 | if (!*(fc_port_t **)rport->dd_data) { | |
396 | cmd->result = DID_IMM_RETRY << 16; | |
397 | goto qc_fail_command; | |
398 | } | |
399 | ||
f4f051eb | 400 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
401 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || | |
402 | atomic_read(&ha->loop_state) == LOOP_DEAD) { | |
403 | cmd->result = DID_NO_CONNECT << 16; | |
404 | goto qc_fail_command; | |
405 | } | |
406 | goto qc_host_busy; | |
407 | } | |
1da177e4 LT |
408 | |
409 | spin_unlock_irq(ha->host->host_lock); | |
410 | ||
fca29703 AV |
411 | sp = qla2x00_get_new_sp(ha, fcport, cmd, done); |
412 | if (!sp) | |
f4f051eb | 413 | goto qc_host_busy_lock; |
1da177e4 | 414 | |
f4f051eb | 415 | rval = qla2x00_start_scsi(sp); |
416 | if (rval != QLA_SUCCESS) | |
417 | goto qc_host_busy_free_sp; | |
1da177e4 | 418 | |
f4f051eb | 419 | spin_lock_irq(ha->host->host_lock); |
1da177e4 | 420 | |
f4f051eb | 421 | return 0; |
1da177e4 | 422 | |
f4f051eb | 423 | qc_host_busy_free_sp: |
424 | qla2x00_sp_free_dma(ha, sp); | |
f4f051eb | 425 | mempool_free(sp, ha->srb_mempool); |
1da177e4 | 426 | |
f4f051eb | 427 | qc_host_busy_lock: |
428 | spin_lock_irq(ha->host->host_lock); | |
1da177e4 | 429 | |
f4f051eb | 430 | qc_host_busy: |
431 | return SCSI_MLQUEUE_HOST_BUSY; | |
1da177e4 | 432 | |
f4f051eb | 433 | qc_fail_command: |
434 | done(cmd); | |
1da177e4 | 435 | |
f4f051eb | 436 | return 0; |
1da177e4 LT |
437 | } |
438 | ||
fca29703 AV |
439 | |
440 | static int | |
441 | qla24xx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) | |
442 | { | |
443 | scsi_qla_host_t *ha = to_qla_host(cmd->device->host); | |
444 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; | |
19a7b4ae | 445 | struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); |
fca29703 AV |
446 | srb_t *sp; |
447 | int rval; | |
2c3dfe3f | 448 | scsi_qla_host_t *pha = to_qla_parent(ha); |
fca29703 | 449 | |
19a7b4ae JSEC |
450 | rval = fc_remote_port_chkready(rport); |
451 | if (rval) { | |
452 | cmd->result = rval; | |
fca29703 AV |
453 | goto qc24_fail_command; |
454 | } | |
455 | ||
387f96b4 | 456 | /* Close window on fcport/rport state-transitioning. */ |
457 | if (!*(fc_port_t **)rport->dd_data) { | |
458 | cmd->result = DID_IMM_RETRY << 16; | |
459 | goto qc24_fail_command; | |
460 | } | |
461 | ||
fca29703 AV |
462 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
463 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || | |
2c3dfe3f | 464 | atomic_read(&pha->loop_state) == LOOP_DEAD) { |
fca29703 AV |
465 | cmd->result = DID_NO_CONNECT << 16; |
466 | goto qc24_fail_command; | |
467 | } | |
468 | goto qc24_host_busy; | |
469 | } | |
470 | ||
471 | spin_unlock_irq(ha->host->host_lock); | |
472 | ||
2c3dfe3f | 473 | sp = qla2x00_get_new_sp(pha, fcport, cmd, done); |
fca29703 AV |
474 | if (!sp) |
475 | goto qc24_host_busy_lock; | |
476 | ||
477 | rval = qla24xx_start_scsi(sp); | |
478 | if (rval != QLA_SUCCESS) | |
479 | goto qc24_host_busy_free_sp; | |
480 | ||
481 | spin_lock_irq(ha->host->host_lock); | |
482 | ||
483 | return 0; | |
484 | ||
485 | qc24_host_busy_free_sp: | |
2c3dfe3f SJ |
486 | qla2x00_sp_free_dma(pha, sp); |
487 | mempool_free(sp, pha->srb_mempool); | |
fca29703 AV |
488 | |
489 | qc24_host_busy_lock: | |
490 | spin_lock_irq(ha->host->host_lock); | |
491 | ||
492 | qc24_host_busy: | |
493 | return SCSI_MLQUEUE_HOST_BUSY; | |
494 | ||
495 | qc24_fail_command: | |
496 | done(cmd); | |
497 | ||
498 | return 0; | |
499 | } | |
500 | ||
501 | ||
1da177e4 LT |
502 | /* |
503 | * qla2x00_eh_wait_on_command | |
504 | * Waits for the command to be returned by the Firmware for some | |
505 | * max time. | |
506 | * | |
507 | * Input: | |
508 | * ha = actual ha whose done queue will contain the command | |
509 | * returned by firmware. | |
510 | * cmd = Scsi Command to wait on. | |
511 | * flag = Abort/Reset(Bus or Device Reset) | |
512 | * | |
513 | * Return: | |
514 | * Not Found : 0 | |
515 | * Found : 1 | |
516 | */ | |
517 | static int | |
518 | qla2x00_eh_wait_on_command(scsi_qla_host_t *ha, struct scsi_cmnd *cmd) | |
519 | { | |
fe74c71f AV |
520 | #define ABORT_POLLING_PERIOD 1000 |
521 | #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD)) | |
f4f051eb | 522 | unsigned long wait_iter = ABORT_WAIT_ITER; |
523 | int ret = QLA_SUCCESS; | |
1da177e4 | 524 | |
f4f051eb | 525 | while (CMD_SP(cmd)) { |
fe74c71f | 526 | msleep(ABORT_POLLING_PERIOD); |
1da177e4 | 527 | |
f4f051eb | 528 | if (--wait_iter) |
529 | break; | |
530 | } | |
531 | if (CMD_SP(cmd)) | |
532 | ret = QLA_FUNCTION_FAILED; | |
1da177e4 | 533 | |
f4f051eb | 534 | return ret; |
1da177e4 LT |
535 | } |
536 | ||
537 | /* | |
538 | * qla2x00_wait_for_hba_online | |
fa2a1ce5 | 539 | * Wait till the HBA is online after going through |
1da177e4 LT |
540 | * <= MAX_RETRIES_OF_ISP_ABORT or |
541 | * finally HBA is disabled ie marked offline | |
542 | * | |
543 | * Input: | |
544 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
545 | * |
546 | * Note: | |
1da177e4 LT |
547 | * Does context switching-Release SPIN_LOCK |
548 | * (if any) before calling this routine. | |
549 | * | |
550 | * Return: | |
551 | * Success (Adapter is online) : 0 | |
552 | * Failed (Adapter is offline/disabled) : 1 | |
553 | */ | |
854165f4 | 554 | int |
1da177e4 LT |
555 | qla2x00_wait_for_hba_online(scsi_qla_host_t *ha) |
556 | { | |
fca29703 AV |
557 | int return_status; |
558 | unsigned long wait_online; | |
2c3dfe3f | 559 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 560 | |
fa2a1ce5 | 561 | wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
2c3dfe3f SJ |
562 | while (((test_bit(ISP_ABORT_NEEDED, &pha->dpc_flags)) || |
563 | test_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags) || | |
564 | test_bit(ISP_ABORT_RETRY, &pha->dpc_flags) || | |
565 | pha->dpc_active) && time_before(jiffies, wait_online)) { | |
1da177e4 LT |
566 | |
567 | msleep(1000); | |
568 | } | |
2c3dfe3f | 569 | if (pha->flags.online) |
fa2a1ce5 | 570 | return_status = QLA_SUCCESS; |
1da177e4 LT |
571 | else |
572 | return_status = QLA_FUNCTION_FAILED; | |
573 | ||
574 | DEBUG2(printk("%s return_status=%d\n",__func__,return_status)); | |
575 | ||
576 | return (return_status); | |
577 | } | |
578 | ||
579 | /* | |
580 | * qla2x00_wait_for_loop_ready | |
581 | * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop | |
fa2a1ce5 | 582 | * to be in LOOP_READY state. |
1da177e4 LT |
583 | * Input: |
584 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
585 | * |
586 | * Note: | |
1da177e4 LT |
587 | * Does context switching-Release SPIN_LOCK |
588 | * (if any) before calling this routine. | |
fa2a1ce5 | 589 | * |
1da177e4 LT |
590 | * |
591 | * Return: | |
592 | * Success (LOOP_READY) : 0 | |
593 | * Failed (LOOP_NOT_READY) : 1 | |
594 | */ | |
fa2a1ce5 | 595 | static inline int |
1da177e4 LT |
596 | qla2x00_wait_for_loop_ready(scsi_qla_host_t *ha) |
597 | { | |
598 | int return_status = QLA_SUCCESS; | |
599 | unsigned long loop_timeout ; | |
2c3dfe3f | 600 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
601 | |
602 | /* wait for 5 min at the max for loop to be ready */ | |
fa2a1ce5 | 603 | loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
1da177e4 | 604 | |
2c3dfe3f SJ |
605 | while ((!atomic_read(&pha->loop_down_timer) && |
606 | atomic_read(&pha->loop_state) == LOOP_DOWN) || | |
607 | atomic_read(&pha->loop_state) != LOOP_READY) { | |
608 | if (atomic_read(&pha->loop_state) == LOOP_DEAD) { | |
57680080 RA |
609 | return_status = QLA_FUNCTION_FAILED; |
610 | break; | |
611 | } | |
1da177e4 LT |
612 | msleep(1000); |
613 | if (time_after_eq(jiffies, loop_timeout)) { | |
614 | return_status = QLA_FUNCTION_FAILED; | |
615 | break; | |
616 | } | |
617 | } | |
fa2a1ce5 | 618 | return (return_status); |
1da177e4 LT |
619 | } |
620 | ||
07db5183 AV |
621 | static void |
622 | qla2x00_block_error_handler(struct scsi_cmnd *cmnd) | |
623 | { | |
624 | struct Scsi_Host *shost = cmnd->device->host; | |
625 | struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device)); | |
626 | unsigned long flags; | |
627 | ||
628 | spin_lock_irqsave(shost->host_lock, flags); | |
629 | while (rport->port_state == FC_PORTSTATE_BLOCKED) { | |
630 | spin_unlock_irqrestore(shost->host_lock, flags); | |
631 | msleep(1000); | |
632 | spin_lock_irqsave(shost->host_lock, flags); | |
633 | } | |
634 | spin_unlock_irqrestore(shost->host_lock, flags); | |
635 | return; | |
636 | } | |
637 | ||
1da177e4 LT |
638 | /************************************************************************** |
639 | * qla2xxx_eh_abort | |
640 | * | |
641 | * Description: | |
642 | * The abort function will abort the specified command. | |
643 | * | |
644 | * Input: | |
645 | * cmd = Linux SCSI command packet to be aborted. | |
646 | * | |
647 | * Returns: | |
648 | * Either SUCCESS or FAILED. | |
649 | * | |
650 | * Note: | |
2ea00202 | 651 | * Only return FAILED if command not returned by firmware. |
1da177e4 | 652 | **************************************************************************/ |
e5f82ab8 | 653 | static int |
1da177e4 LT |
654 | qla2xxx_eh_abort(struct scsi_cmnd *cmd) |
655 | { | |
f4f051eb | 656 | scsi_qla_host_t *ha = to_qla_host(cmd->device->host); |
657 | srb_t *sp; | |
658 | int ret, i; | |
659 | unsigned int id, lun; | |
660 | unsigned long serial; | |
18e144d3 | 661 | unsigned long flags; |
2ea00202 | 662 | int wait = 0; |
2c3dfe3f | 663 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 664 | |
07db5183 AV |
665 | qla2x00_block_error_handler(cmd); |
666 | ||
f4f051eb | 667 | if (!CMD_SP(cmd)) |
2ea00202 | 668 | return SUCCESS; |
1da177e4 | 669 | |
2ea00202 | 670 | ret = SUCCESS; |
1da177e4 | 671 | |
f4f051eb | 672 | id = cmd->device->id; |
673 | lun = cmd->device->lun; | |
674 | serial = cmd->serial_number; | |
1da177e4 | 675 | |
f4f051eb | 676 | /* Check active list for command command. */ |
2c3dfe3f | 677 | spin_lock_irqsave(&pha->hardware_lock, flags); |
f4f051eb | 678 | for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) { |
2c3dfe3f | 679 | sp = pha->outstanding_cmds[i]; |
1da177e4 | 680 | |
f4f051eb | 681 | if (sp == NULL) |
682 | continue; | |
1da177e4 | 683 | |
f4f051eb | 684 | if (sp->cmd != cmd) |
685 | continue; | |
1da177e4 | 686 | |
75bc4190 AV |
687 | DEBUG2(printk("%s(%ld): aborting sp %p from RISC. pid=%ld.\n", |
688 | __func__, ha->host_no, sp, serial)); | |
744f11fd | 689 | DEBUG3(qla2x00_print_scsi_cmd(cmd)); |
1da177e4 | 690 | |
2c3dfe3f | 691 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
fd34f556 | 692 | if (ha->isp_ops->abort_command(ha, sp)) { |
f4f051eb | 693 | DEBUG2(printk("%s(%ld): abort_command " |
694 | "mbx failed.\n", __func__, ha->host_no)); | |
695 | } else { | |
696 | DEBUG3(printk("%s(%ld): abort_command " | |
697 | "mbx success.\n", __func__, ha->host_no)); | |
2ea00202 | 698 | wait = 1; |
f4f051eb | 699 | } |
2c3dfe3f | 700 | spin_lock_irqsave(&pha->hardware_lock, flags); |
1da177e4 | 701 | |
f4f051eb | 702 | break; |
703 | } | |
2c3dfe3f | 704 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
1da177e4 | 705 | |
f4f051eb | 706 | /* Wait for the command to be returned. */ |
2ea00202 | 707 | if (wait) { |
f4f051eb | 708 | if (qla2x00_eh_wait_on_command(ha, cmd) != QLA_SUCCESS) { |
fa2a1ce5 | 709 | qla_printk(KERN_ERR, ha, |
f4f051eb | 710 | "scsi(%ld:%d:%d): Abort handler timed out -- %lx " |
711 | "%x.\n", ha->host_no, id, lun, serial, ret); | |
2ea00202 | 712 | ret = FAILED; |
f4f051eb | 713 | } |
1da177e4 | 714 | } |
1da177e4 | 715 | |
fa2a1ce5 | 716 | qla_printk(KERN_INFO, ha, |
2ea00202 MR |
717 | "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n", |
718 | ha->host_no, id, lun, wait, serial, ret); | |
1da177e4 | 719 | |
f4f051eb | 720 | return ret; |
721 | } | |
1da177e4 | 722 | |
f4f051eb | 723 | /************************************************************************** |
724 | * qla2x00_eh_wait_for_pending_target_commands | |
725 | * | |
726 | * Description: | |
727 | * Waits for all the commands to come back from the specified target. | |
728 | * | |
729 | * Input: | |
730 | * ha - pointer to scsi_qla_host structure. | |
fa2a1ce5 | 731 | * t - target |
f4f051eb | 732 | * Returns: |
733 | * Either SUCCESS or FAILED. | |
734 | * | |
735 | * Note: | |
736 | **************************************************************************/ | |
737 | static int | |
738 | qla2x00_eh_wait_for_pending_target_commands(scsi_qla_host_t *ha, unsigned int t) | |
739 | { | |
740 | int cnt; | |
741 | int status; | |
742 | srb_t *sp; | |
743 | struct scsi_cmnd *cmd; | |
18e144d3 | 744 | unsigned long flags; |
2c3dfe3f | 745 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 746 | |
f4f051eb | 747 | status = 0; |
1da177e4 LT |
748 | |
749 | /* | |
f4f051eb | 750 | * Waiting for all commands for the designated target in the active |
751 | * array | |
1da177e4 LT |
752 | */ |
753 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
2c3dfe3f SJ |
754 | spin_lock_irqsave(&pha->hardware_lock, flags); |
755 | sp = pha->outstanding_cmds[cnt]; | |
1da177e4 LT |
756 | if (sp) { |
757 | cmd = sp->cmd; | |
2c3dfe3f SJ |
758 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
759 | if (cmd->device->id == t && | |
760 | ha->vp_idx == sp->ha->vp_idx) { | |
1da177e4 LT |
761 | if (!qla2x00_eh_wait_on_command(ha, cmd)) { |
762 | status = 1; | |
763 | break; | |
764 | } | |
765 | } | |
f4f051eb | 766 | } else { |
2c3dfe3f | 767 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
1da177e4 LT |
768 | } |
769 | } | |
770 | return (status); | |
771 | } | |
772 | ||
773 | ||
774 | /************************************************************************** | |
775 | * qla2xxx_eh_device_reset | |
776 | * | |
777 | * Description: | |
778 | * The device reset function will reset the target and abort any | |
779 | * executing commands. | |
780 | * | |
781 | * NOTE: The use of SP is undefined within this context. Do *NOT* | |
fa2a1ce5 | 782 | * attempt to use this value, even if you determine it is |
1da177e4 LT |
783 | * non-null. |
784 | * | |
785 | * Input: | |
786 | * cmd = Linux SCSI command packet of the command that cause the | |
787 | * bus device reset. | |
788 | * | |
789 | * Returns: | |
790 | * SUCCESS/FAILURE (defined as macro in scsi.h). | |
791 | * | |
792 | **************************************************************************/ | |
e5f82ab8 | 793 | static int |
1da177e4 LT |
794 | qla2xxx_eh_device_reset(struct scsi_cmnd *cmd) |
795 | { | |
f4f051eb | 796 | scsi_qla_host_t *ha = to_qla_host(cmd->device->host); |
bdf79621 | 797 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 798 | int ret = FAILED; |
f4f051eb | 799 | unsigned int id, lun; |
800 | unsigned long serial; | |
1da177e4 | 801 | |
07db5183 AV |
802 | qla2x00_block_error_handler(cmd); |
803 | ||
f4f051eb | 804 | id = cmd->device->id; |
805 | lun = cmd->device->lun; | |
806 | serial = cmd->serial_number; | |
1da177e4 | 807 | |
b0328bee | 808 | if (!fcport) |
f4f051eb | 809 | return ret; |
1da177e4 LT |
810 | |
811 | qla_printk(KERN_INFO, ha, | |
f4f051eb | 812 | "scsi(%ld:%d:%d): DEVICE RESET ISSUED.\n", ha->host_no, id, lun); |
1da177e4 | 813 | |
94d0e7b8 | 814 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) |
1da177e4 | 815 | goto eh_dev_reset_done; |
1da177e4 LT |
816 | |
817 | if (qla2x00_wait_for_loop_ready(ha) == QLA_SUCCESS) { | |
f4f051eb | 818 | if (qla2x00_device_reset(ha, fcport) == 0) |
819 | ret = SUCCESS; | |
1da177e4 LT |
820 | |
821 | #if defined(LOGOUT_AFTER_DEVICE_RESET) | |
f4f051eb | 822 | if (ret == SUCCESS) { |
823 | if (fcport->flags & FC_FABRIC_DEVICE) { | |
fd34f556 | 824 | ha->isp_ops->fabric_logout(ha, fcport->loop_id); |
d97994dc | 825 | qla2x00_mark_device_lost(ha, fcport, 0, 0); |
1da177e4 LT |
826 | } |
827 | } | |
828 | #endif | |
829 | } else { | |
830 | DEBUG2(printk(KERN_INFO | |
744f11fd | 831 | "%s failed: loop not ready\n",__func__)); |
1da177e4 LT |
832 | } |
833 | ||
f4f051eb | 834 | if (ret == FAILED) { |
1da177e4 LT |
835 | DEBUG3(printk("%s(%ld): device reset failed\n", |
836 | __func__, ha->host_no)); | |
837 | qla_printk(KERN_INFO, ha, "%s: device reset failed\n", | |
838 | __func__); | |
839 | ||
840 | goto eh_dev_reset_done; | |
841 | } | |
842 | ||
9a41a62b AV |
843 | /* Flush outstanding commands. */ |
844 | if (qla2x00_eh_wait_for_pending_target_commands(ha, id)) | |
845 | ret = FAILED; | |
846 | if (ret == FAILED) { | |
847 | DEBUG3(printk("%s(%ld): failed while waiting for commands\n", | |
848 | __func__, ha->host_no)); | |
849 | qla_printk(KERN_INFO, ha, | |
850 | "%s: failed while waiting for commands\n", __func__); | |
851 | } else | |
852 | qla_printk(KERN_INFO, ha, | |
853 | "scsi(%ld:%d:%d): DEVICE RESET SUCCEEDED.\n", ha->host_no, | |
854 | id, lun); | |
28f22b03 | 855 | eh_dev_reset_done: |
f4f051eb | 856 | return ret; |
1da177e4 LT |
857 | } |
858 | ||
859 | /************************************************************************** | |
860 | * qla2x00_eh_wait_for_pending_commands | |
861 | * | |
862 | * Description: | |
863 | * Waits for all the commands to come back from the specified host. | |
864 | * | |
865 | * Input: | |
866 | * ha - pointer to scsi_qla_host structure. | |
867 | * | |
868 | * Returns: | |
869 | * 1 : SUCCESS | |
870 | * 0 : FAILED | |
871 | * | |
872 | * Note: | |
873 | **************************************************************************/ | |
874 | static int | |
875 | qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *ha) | |
876 | { | |
877 | int cnt; | |
878 | int status; | |
879 | srb_t *sp; | |
880 | struct scsi_cmnd *cmd; | |
18e144d3 | 881 | unsigned long flags; |
1da177e4 LT |
882 | |
883 | status = 1; | |
884 | ||
885 | /* | |
886 | * Waiting for all commands for the designated target in the active | |
887 | * array | |
888 | */ | |
889 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
18e144d3 | 890 | spin_lock_irqsave(&ha->hardware_lock, flags); |
1da177e4 LT |
891 | sp = ha->outstanding_cmds[cnt]; |
892 | if (sp) { | |
893 | cmd = sp->cmd; | |
18e144d3 | 894 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 LT |
895 | status = qla2x00_eh_wait_on_command(ha, cmd); |
896 | if (status == 0) | |
897 | break; | |
898 | } | |
899 | else { | |
18e144d3 | 900 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 LT |
901 | } |
902 | } | |
903 | return (status); | |
904 | } | |
905 | ||
906 | ||
907 | /************************************************************************** | |
908 | * qla2xxx_eh_bus_reset | |
909 | * | |
910 | * Description: | |
911 | * The bus reset function will reset the bus and abort any executing | |
912 | * commands. | |
913 | * | |
914 | * Input: | |
915 | * cmd = Linux SCSI command packet of the command that cause the | |
916 | * bus reset. | |
917 | * | |
918 | * Returns: | |
919 | * SUCCESS/FAILURE (defined as macro in scsi.h). | |
920 | * | |
921 | **************************************************************************/ | |
e5f82ab8 | 922 | static int |
1da177e4 LT |
923 | qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) |
924 | { | |
f4f051eb | 925 | scsi_qla_host_t *ha = to_qla_host(cmd->device->host); |
2c3dfe3f | 926 | scsi_qla_host_t *pha = to_qla_parent(ha); |
bdf79621 | 927 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 928 | int ret = FAILED; |
f4f051eb | 929 | unsigned int id, lun; |
930 | unsigned long serial; | |
931 | ||
07db5183 AV |
932 | qla2x00_block_error_handler(cmd); |
933 | ||
f4f051eb | 934 | id = cmd->device->id; |
935 | lun = cmd->device->lun; | |
936 | serial = cmd->serial_number; | |
1da177e4 | 937 | |
b0328bee | 938 | if (!fcport) |
f4f051eb | 939 | return ret; |
1da177e4 LT |
940 | |
941 | qla_printk(KERN_INFO, ha, | |
f4f051eb | 942 | "scsi(%ld:%d:%d): LOOP RESET ISSUED.\n", ha->host_no, id, lun); |
1da177e4 | 943 | |
1da177e4 LT |
944 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) { |
945 | DEBUG2(printk("%s failed:board disabled\n",__func__)); | |
f4f051eb | 946 | goto eh_bus_reset_done; |
1da177e4 LT |
947 | } |
948 | ||
949 | if (qla2x00_wait_for_loop_ready(ha) == QLA_SUCCESS) { | |
f4f051eb | 950 | if (qla2x00_loop_reset(ha) == QLA_SUCCESS) |
951 | ret = SUCCESS; | |
1da177e4 | 952 | } |
f4f051eb | 953 | if (ret == FAILED) |
954 | goto eh_bus_reset_done; | |
1da177e4 | 955 | |
9a41a62b | 956 | /* Flush outstanding commands. */ |
2c3dfe3f | 957 | if (!qla2x00_eh_wait_for_pending_commands(pha)) |
9a41a62b | 958 | ret = FAILED; |
1da177e4 | 959 | |
f4f051eb | 960 | eh_bus_reset_done: |
1da177e4 | 961 | qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__, |
f4f051eb | 962 | (ret == FAILED) ? "failed" : "succeded"); |
1da177e4 | 963 | |
f4f051eb | 964 | return ret; |
1da177e4 LT |
965 | } |
966 | ||
967 | /************************************************************************** | |
968 | * qla2xxx_eh_host_reset | |
969 | * | |
970 | * Description: | |
971 | * The reset function will reset the Adapter. | |
972 | * | |
973 | * Input: | |
974 | * cmd = Linux SCSI command packet of the command that cause the | |
975 | * adapter reset. | |
976 | * | |
977 | * Returns: | |
978 | * Either SUCCESS or FAILED. | |
979 | * | |
980 | * Note: | |
981 | **************************************************************************/ | |
e5f82ab8 | 982 | static int |
1da177e4 LT |
983 | qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) |
984 | { | |
f4f051eb | 985 | scsi_qla_host_t *ha = to_qla_host(cmd->device->host); |
bdf79621 | 986 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 987 | int ret = FAILED; |
f4f051eb | 988 | unsigned int id, lun; |
989 | unsigned long serial; | |
2c3dfe3f | 990 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 991 | |
07db5183 AV |
992 | qla2x00_block_error_handler(cmd); |
993 | ||
f4f051eb | 994 | id = cmd->device->id; |
995 | lun = cmd->device->lun; | |
996 | serial = cmd->serial_number; | |
997 | ||
b0328bee | 998 | if (!fcport) |
f4f051eb | 999 | return ret; |
1da177e4 | 1000 | |
1da177e4 | 1001 | qla_printk(KERN_INFO, ha, |
f4f051eb | 1002 | "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", ha->host_no, id, lun); |
1da177e4 | 1003 | |
1da177e4 | 1004 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) |
f4f051eb | 1005 | goto eh_host_reset_lock; |
1da177e4 LT |
1006 | |
1007 | /* | |
1008 | * Fixme-may be dpc thread is active and processing | |
fa2a1ce5 | 1009 | * loop_resync,so wait a while for it to |
1da177e4 LT |
1010 | * be completed and then issue big hammer.Otherwise |
1011 | * it may cause I/O failure as big hammer marks the | |
1012 | * devices as lost kicking of the port_down_timer | |
1013 | * while dpc is stuck for the mailbox to complete. | |
1014 | */ | |
1da177e4 | 1015 | qla2x00_wait_for_loop_ready(ha); |
2c3dfe3f SJ |
1016 | set_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags); |
1017 | if (qla2x00_abort_isp(pha)) { | |
1018 | clear_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags); | |
1da177e4 | 1019 | /* failed. schedule dpc to try */ |
2c3dfe3f | 1020 | set_bit(ISP_ABORT_NEEDED, &pha->dpc_flags); |
1da177e4 LT |
1021 | |
1022 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) | |
f4f051eb | 1023 | goto eh_host_reset_lock; |
fa2a1ce5 | 1024 | } |
2c3dfe3f | 1025 | clear_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags); |
1da177e4 | 1026 | |
1da177e4 | 1027 | /* Waiting for our command in done_queue to be returned to OS.*/ |
2c3dfe3f | 1028 | if (qla2x00_eh_wait_for_pending_commands(pha)) |
f4f051eb | 1029 | ret = SUCCESS; |
1da177e4 | 1030 | |
2c3dfe3f SJ |
1031 | if (ha->parent) |
1032 | qla2x00_vp_abort_isp(ha); | |
1033 | ||
f4f051eb | 1034 | eh_host_reset_lock: |
f4f051eb | 1035 | qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__, |
1036 | (ret == FAILED) ? "failed" : "succeded"); | |
1da177e4 | 1037 | |
f4f051eb | 1038 | return ret; |
1039 | } | |
1da177e4 LT |
1040 | |
1041 | /* | |
1042 | * qla2x00_loop_reset | |
1043 | * Issue loop reset. | |
1044 | * | |
1045 | * Input: | |
1046 | * ha = adapter block pointer. | |
1047 | * | |
1048 | * Returns: | |
1049 | * 0 = success | |
1050 | */ | |
1051 | static int | |
1052 | qla2x00_loop_reset(scsi_qla_host_t *ha) | |
1053 | { | |
0c8c39af | 1054 | int ret; |
bdf79621 | 1055 | struct fc_port *fcport; |
1da177e4 | 1056 | |
0c8c39af AV |
1057 | if (ha->flags.enable_lip_full_login) { |
1058 | ret = qla2x00_full_login_lip(ha); | |
1059 | if (ret != QLA_SUCCESS) { | |
1060 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1061 | "full_login_lip=%d.\n", __func__, ha->host_no, | |
1062 | ret)); | |
1063 | } | |
1064 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
1065 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
1066 | qla2x00_mark_all_devices_lost(ha, 0); | |
1067 | qla2x00_wait_for_loop_ready(ha); | |
1068 | } | |
1069 | ||
1da177e4 | 1070 | if (ha->flags.enable_lip_reset) { |
0c8c39af AV |
1071 | ret = qla2x00_lip_reset(ha); |
1072 | if (ret != QLA_SUCCESS) { | |
1073 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1074 | "lip_reset=%d.\n", __func__, ha->host_no, ret)); | |
1075 | } | |
1076 | qla2x00_wait_for_loop_ready(ha); | |
1da177e4 LT |
1077 | } |
1078 | ||
0c8c39af | 1079 | if (ha->flags.enable_target_reset) { |
bdf79621 | 1080 | list_for_each_entry(fcport, &ha->fcports, list) { |
1081 | if (fcport->port_type != FCT_TARGET) | |
1da177e4 LT |
1082 | continue; |
1083 | ||
0c8c39af AV |
1084 | ret = qla2x00_device_reset(ha, fcport); |
1085 | if (ret != QLA_SUCCESS) { | |
1086 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1087 | "target_reset=%d d_id=%x.\n", __func__, | |
1088 | ha->host_no, ret, fcport->d_id.b24)); | |
1089 | } | |
1da177e4 LT |
1090 | } |
1091 | } | |
1092 | ||
1da177e4 LT |
1093 | /* Issue marker command only when we are going to start the I/O */ |
1094 | ha->marker_needed = 1; | |
1095 | ||
0c8c39af | 1096 | return QLA_SUCCESS; |
1da177e4 LT |
1097 | } |
1098 | ||
1099 | /* | |
1100 | * qla2x00_device_reset | |
1101 | * Issue bus device reset message to the target. | |
1102 | * | |
1103 | * Input: | |
1104 | * ha = adapter block pointer. | |
1105 | * t = SCSI ID. | |
1106 | * TARGET_QUEUE_LOCK must be released. | |
1107 | * ADAPTER_STATE_LOCK must be released. | |
1108 | * | |
1109 | * Context: | |
1110 | * Kernel context. | |
1111 | */ | |
1112 | static int | |
1113 | qla2x00_device_reset(scsi_qla_host_t *ha, fc_port_t *reset_fcport) | |
1114 | { | |
1115 | /* Abort Target command will clear Reservation */ | |
fd34f556 | 1116 | return ha->isp_ops->abort_target(reset_fcport); |
1da177e4 LT |
1117 | } |
1118 | ||
f4f051eb | 1119 | static int |
1120 | qla2xxx_slave_alloc(struct scsi_device *sdev) | |
1da177e4 | 1121 | { |
bdf79621 | 1122 | struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); |
1da177e4 | 1123 | |
19a7b4ae | 1124 | if (!rport || fc_remote_port_chkready(rport)) |
f4f051eb | 1125 | return -ENXIO; |
bdf79621 | 1126 | |
19a7b4ae | 1127 | sdev->hostdata = *(fc_port_t **)rport->dd_data; |
1da177e4 | 1128 | |
f4f051eb | 1129 | return 0; |
1130 | } | |
1da177e4 | 1131 | |
f4f051eb | 1132 | static int |
1133 | qla2xxx_slave_configure(struct scsi_device *sdev) | |
1134 | { | |
8482e118 | 1135 | scsi_qla_host_t *ha = to_qla_host(sdev->host); |
1136 | struct fc_rport *rport = starget_to_rport(sdev->sdev_target); | |
1137 | ||
f4f051eb | 1138 | if (sdev->tagged_supported) |
df7baa50 | 1139 | scsi_activate_tcq(sdev, ha->max_q_depth); |
f4f051eb | 1140 | else |
df7baa50 | 1141 | scsi_deactivate_tcq(sdev, ha->max_q_depth); |
1da177e4 | 1142 | |
8482e118 | 1143 | rport->dev_loss_tmo = ha->port_down_retry_count + 5; |
1144 | ||
f4f051eb | 1145 | return 0; |
1146 | } | |
1da177e4 | 1147 | |
f4f051eb | 1148 | static void |
1149 | qla2xxx_slave_destroy(struct scsi_device *sdev) | |
1150 | { | |
1151 | sdev->hostdata = NULL; | |
1da177e4 LT |
1152 | } |
1153 | ||
ce7e4af7 AV |
1154 | static int |
1155 | qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth) | |
1156 | { | |
1157 | scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); | |
1158 | return sdev->queue_depth; | |
1159 | } | |
1160 | ||
1161 | static int | |
1162 | qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type) | |
1163 | { | |
1164 | if (sdev->tagged_supported) { | |
1165 | scsi_set_tag_type(sdev, tag_type); | |
1166 | if (tag_type) | |
1167 | scsi_activate_tcq(sdev, sdev->queue_depth); | |
1168 | else | |
1169 | scsi_deactivate_tcq(sdev, sdev->queue_depth); | |
1170 | } else | |
1171 | tag_type = 0; | |
1172 | ||
1173 | return tag_type; | |
1174 | } | |
1175 | ||
1da177e4 LT |
1176 | /** |
1177 | * qla2x00_config_dma_addressing() - Configure OS DMA addressing method. | |
1178 | * @ha: HA context | |
1179 | * | |
1180 | * At exit, the @ha's flags.enable_64bit_addressing set to indicated | |
1181 | * supported addressing method. | |
1182 | */ | |
1183 | static void | |
1184 | qla2x00_config_dma_addressing(scsi_qla_host_t *ha) | |
1185 | { | |
7524f9b9 | 1186 | /* Assume a 32bit DMA mask. */ |
1da177e4 | 1187 | ha->flags.enable_64bit_addressing = 0; |
1da177e4 | 1188 | |
7524f9b9 AV |
1189 | if (!dma_set_mask(&ha->pdev->dev, DMA_64BIT_MASK)) { |
1190 | /* Any upper-dword bits set? */ | |
1191 | if (MSD(dma_get_required_mask(&ha->pdev->dev)) && | |
1192 | !pci_set_consistent_dma_mask(ha->pdev, DMA_64BIT_MASK)) { | |
1193 | /* Ok, a 64bit DMA mask is applicable. */ | |
1da177e4 | 1194 | ha->flags.enable_64bit_addressing = 1; |
fd34f556 AV |
1195 | ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64; |
1196 | ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64; | |
7524f9b9 | 1197 | return; |
1da177e4 | 1198 | } |
1da177e4 | 1199 | } |
7524f9b9 AV |
1200 | |
1201 | dma_set_mask(&ha->pdev->dev, DMA_32BIT_MASK); | |
1202 | pci_set_consistent_dma_mask(ha->pdev, DMA_32BIT_MASK); | |
1da177e4 LT |
1203 | } |
1204 | ||
fd34f556 AV |
1205 | static void |
1206 | qla2x00_enable_intrs(scsi_qla_host_t *ha) | |
1207 | { | |
1208 | unsigned long flags = 0; | |
1209 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1210 | ||
1211 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1212 | ha->interrupts_on = 1; | |
1213 | /* enable risc and host interrupts */ | |
1214 | WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC); | |
1215 | RD_REG_WORD(®->ictrl); | |
1216 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1217 | ||
1218 | } | |
1219 | ||
1220 | static void | |
1221 | qla2x00_disable_intrs(scsi_qla_host_t *ha) | |
1222 | { | |
1223 | unsigned long flags = 0; | |
1224 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1225 | ||
1226 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1227 | ha->interrupts_on = 0; | |
1228 | /* disable risc and host interrupts */ | |
1229 | WRT_REG_WORD(®->ictrl, 0); | |
1230 | RD_REG_WORD(®->ictrl); | |
1231 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1232 | } | |
1233 | ||
1234 | static void | |
1235 | qla24xx_enable_intrs(scsi_qla_host_t *ha) | |
1236 | { | |
1237 | unsigned long flags = 0; | |
1238 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1239 | ||
1240 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1241 | ha->interrupts_on = 1; | |
1242 | WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT); | |
1243 | RD_REG_DWORD(®->ictrl); | |
1244 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1245 | } | |
1246 | ||
1247 | static void | |
1248 | qla24xx_disable_intrs(scsi_qla_host_t *ha) | |
1249 | { | |
1250 | unsigned long flags = 0; | |
1251 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1252 | ||
1253 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1254 | ha->interrupts_on = 0; | |
1255 | WRT_REG_DWORD(®->ictrl, 0); | |
1256 | RD_REG_DWORD(®->ictrl); | |
1257 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1258 | } | |
1259 | ||
1260 | static struct isp_operations qla2100_isp_ops = { | |
1261 | .pci_config = qla2100_pci_config, | |
1262 | .reset_chip = qla2x00_reset_chip, | |
1263 | .chip_diag = qla2x00_chip_diag, | |
1264 | .config_rings = qla2x00_config_rings, | |
1265 | .reset_adapter = qla2x00_reset_adapter, | |
1266 | .nvram_config = qla2x00_nvram_config, | |
1267 | .update_fw_options = qla2x00_update_fw_options, | |
1268 | .load_risc = qla2x00_load_risc, | |
1269 | .pci_info_str = qla2x00_pci_info_str, | |
1270 | .fw_version_str = qla2x00_fw_version_str, | |
1271 | .intr_handler = qla2100_intr_handler, | |
1272 | .enable_intrs = qla2x00_enable_intrs, | |
1273 | .disable_intrs = qla2x00_disable_intrs, | |
1274 | .abort_command = qla2x00_abort_command, | |
1275 | .abort_target = qla2x00_abort_target, | |
1276 | .fabric_login = qla2x00_login_fabric, | |
1277 | .fabric_logout = qla2x00_fabric_logout, | |
1278 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1279 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1280 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1281 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1282 | .read_nvram = qla2x00_read_nvram_data, | |
1283 | .write_nvram = qla2x00_write_nvram_data, | |
1284 | .fw_dump = qla2100_fw_dump, | |
1285 | .beacon_on = NULL, | |
1286 | .beacon_off = NULL, | |
1287 | .beacon_blink = NULL, | |
1288 | .read_optrom = qla2x00_read_optrom_data, | |
1289 | .write_optrom = qla2x00_write_optrom_data, | |
1290 | .get_flash_version = qla2x00_get_flash_version, | |
1291 | }; | |
1292 | ||
1293 | static struct isp_operations qla2300_isp_ops = { | |
1294 | .pci_config = qla2300_pci_config, | |
1295 | .reset_chip = qla2x00_reset_chip, | |
1296 | .chip_diag = qla2x00_chip_diag, | |
1297 | .config_rings = qla2x00_config_rings, | |
1298 | .reset_adapter = qla2x00_reset_adapter, | |
1299 | .nvram_config = qla2x00_nvram_config, | |
1300 | .update_fw_options = qla2x00_update_fw_options, | |
1301 | .load_risc = qla2x00_load_risc, | |
1302 | .pci_info_str = qla2x00_pci_info_str, | |
1303 | .fw_version_str = qla2x00_fw_version_str, | |
1304 | .intr_handler = qla2300_intr_handler, | |
1305 | .enable_intrs = qla2x00_enable_intrs, | |
1306 | .disable_intrs = qla2x00_disable_intrs, | |
1307 | .abort_command = qla2x00_abort_command, | |
1308 | .abort_target = qla2x00_abort_target, | |
1309 | .fabric_login = qla2x00_login_fabric, | |
1310 | .fabric_logout = qla2x00_fabric_logout, | |
1311 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1312 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1313 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1314 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1315 | .read_nvram = qla2x00_read_nvram_data, | |
1316 | .write_nvram = qla2x00_write_nvram_data, | |
1317 | .fw_dump = qla2300_fw_dump, | |
1318 | .beacon_on = qla2x00_beacon_on, | |
1319 | .beacon_off = qla2x00_beacon_off, | |
1320 | .beacon_blink = qla2x00_beacon_blink, | |
1321 | .read_optrom = qla2x00_read_optrom_data, | |
1322 | .write_optrom = qla2x00_write_optrom_data, | |
1323 | .get_flash_version = qla2x00_get_flash_version, | |
1324 | }; | |
1325 | ||
1326 | static struct isp_operations qla24xx_isp_ops = { | |
1327 | .pci_config = qla24xx_pci_config, | |
1328 | .reset_chip = qla24xx_reset_chip, | |
1329 | .chip_diag = qla24xx_chip_diag, | |
1330 | .config_rings = qla24xx_config_rings, | |
1331 | .reset_adapter = qla24xx_reset_adapter, | |
1332 | .nvram_config = qla24xx_nvram_config, | |
1333 | .update_fw_options = qla24xx_update_fw_options, | |
1334 | .load_risc = qla24xx_load_risc, | |
1335 | .pci_info_str = qla24xx_pci_info_str, | |
1336 | .fw_version_str = qla24xx_fw_version_str, | |
1337 | .intr_handler = qla24xx_intr_handler, | |
1338 | .enable_intrs = qla24xx_enable_intrs, | |
1339 | .disable_intrs = qla24xx_disable_intrs, | |
1340 | .abort_command = qla24xx_abort_command, | |
1341 | .abort_target = qla24xx_abort_target, | |
1342 | .fabric_login = qla24xx_login_fabric, | |
1343 | .fabric_logout = qla24xx_fabric_logout, | |
1344 | .calc_req_entries = NULL, | |
1345 | .build_iocbs = NULL, | |
1346 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1347 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1348 | .read_nvram = qla24xx_read_nvram_data, | |
1349 | .write_nvram = qla24xx_write_nvram_data, | |
1350 | .fw_dump = qla24xx_fw_dump, | |
1351 | .beacon_on = qla24xx_beacon_on, | |
1352 | .beacon_off = qla24xx_beacon_off, | |
1353 | .beacon_blink = qla24xx_beacon_blink, | |
1354 | .read_optrom = qla24xx_read_optrom_data, | |
1355 | .write_optrom = qla24xx_write_optrom_data, | |
1356 | .get_flash_version = qla24xx_get_flash_version, | |
1357 | }; | |
1358 | ||
c3a2f0df AV |
1359 | static struct isp_operations qla25xx_isp_ops = { |
1360 | .pci_config = qla25xx_pci_config, | |
1361 | .reset_chip = qla24xx_reset_chip, | |
1362 | .chip_diag = qla24xx_chip_diag, | |
1363 | .config_rings = qla24xx_config_rings, | |
1364 | .reset_adapter = qla24xx_reset_adapter, | |
1365 | .nvram_config = qla24xx_nvram_config, | |
1366 | .update_fw_options = qla24xx_update_fw_options, | |
1367 | .load_risc = qla24xx_load_risc, | |
1368 | .pci_info_str = qla24xx_pci_info_str, | |
1369 | .fw_version_str = qla24xx_fw_version_str, | |
1370 | .intr_handler = qla24xx_intr_handler, | |
1371 | .enable_intrs = qla24xx_enable_intrs, | |
1372 | .disable_intrs = qla24xx_disable_intrs, | |
1373 | .abort_command = qla24xx_abort_command, | |
1374 | .abort_target = qla24xx_abort_target, | |
1375 | .fabric_login = qla24xx_login_fabric, | |
1376 | .fabric_logout = qla24xx_fabric_logout, | |
1377 | .calc_req_entries = NULL, | |
1378 | .build_iocbs = NULL, | |
1379 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1380 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1381 | .read_nvram = qla25xx_read_nvram_data, | |
1382 | .write_nvram = qla25xx_write_nvram_data, | |
1383 | .fw_dump = qla25xx_fw_dump, | |
1384 | .beacon_on = qla24xx_beacon_on, | |
1385 | .beacon_off = qla24xx_beacon_off, | |
1386 | .beacon_blink = qla24xx_beacon_blink, | |
338c9161 | 1387 | .read_optrom = qla25xx_read_optrom_data, |
c3a2f0df AV |
1388 | .write_optrom = qla24xx_write_optrom_data, |
1389 | .get_flash_version = qla24xx_get_flash_version, | |
1390 | }; | |
1391 | ||
ea5b6382 | 1392 | static inline void |
1393 | qla2x00_set_isp_flags(scsi_qla_host_t *ha) | |
1394 | { | |
1395 | ha->device_type = DT_EXTENDED_IDS; | |
1396 | switch (ha->pdev->device) { | |
1397 | case PCI_DEVICE_ID_QLOGIC_ISP2100: | |
1398 | ha->device_type |= DT_ISP2100; | |
1399 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1400 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 | 1401 | break; |
1402 | case PCI_DEVICE_ID_QLOGIC_ISP2200: | |
1403 | ha->device_type |= DT_ISP2200; | |
1404 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1405 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 | 1406 | break; |
1407 | case PCI_DEVICE_ID_QLOGIC_ISP2300: | |
1408 | ha->device_type |= DT_ISP2300; | |
4a59f71d | 1409 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1410 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1411 | break; |
1412 | case PCI_DEVICE_ID_QLOGIC_ISP2312: | |
1413 | ha->device_type |= DT_ISP2312; | |
4a59f71d | 1414 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1415 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1416 | break; |
1417 | case PCI_DEVICE_ID_QLOGIC_ISP2322: | |
1418 | ha->device_type |= DT_ISP2322; | |
4a59f71d | 1419 | ha->device_type |= DT_ZIO_SUPPORTED; |
ea5b6382 | 1420 | if (ha->pdev->subsystem_vendor == 0x1028 && |
1421 | ha->pdev->subsystem_device == 0x0170) | |
1422 | ha->device_type |= DT_OEM_001; | |
441d1072 | 1423 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1424 | break; |
1425 | case PCI_DEVICE_ID_QLOGIC_ISP6312: | |
1426 | ha->device_type |= DT_ISP6312; | |
441d1072 | 1427 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1428 | break; |
1429 | case PCI_DEVICE_ID_QLOGIC_ISP6322: | |
1430 | ha->device_type |= DT_ISP6322; | |
441d1072 | 1431 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1432 | break; |
1433 | case PCI_DEVICE_ID_QLOGIC_ISP2422: | |
1434 | ha->device_type |= DT_ISP2422; | |
4a59f71d | 1435 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1436 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1437 | ha->device_type |= DT_IIDMA; |
441d1072 | 1438 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1439 | break; |
1440 | case PCI_DEVICE_ID_QLOGIC_ISP2432: | |
1441 | ha->device_type |= DT_ISP2432; | |
4a59f71d | 1442 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1443 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1444 | ha->device_type |= DT_IIDMA; |
441d1072 | 1445 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1446 | break; |
044cc6c8 | 1447 | case PCI_DEVICE_ID_QLOGIC_ISP5422: |
1448 | ha->device_type |= DT_ISP5422; | |
e428924c | 1449 | ha->device_type |= DT_FWI2; |
441d1072 | 1450 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1451 | break; |
044cc6c8 | 1452 | case PCI_DEVICE_ID_QLOGIC_ISP5432: |
1453 | ha->device_type |= DT_ISP5432; | |
e428924c | 1454 | ha->device_type |= DT_FWI2; |
441d1072 | 1455 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1456 | break; |
c3a2f0df AV |
1457 | case PCI_DEVICE_ID_QLOGIC_ISP2532: |
1458 | ha->device_type |= DT_ISP2532; | |
1459 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1460 | ha->device_type |= DT_FWI2; | |
1461 | ha->device_type |= DT_IIDMA; | |
441d1072 | 1462 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1463 | break; |
1464 | } | |
1465 | } | |
1466 | ||
1da177e4 LT |
1467 | static int |
1468 | qla2x00_iospace_config(scsi_qla_host_t *ha) | |
1469 | { | |
1470 | unsigned long pio, pio_len, pio_flags; | |
1471 | unsigned long mmio, mmio_len, mmio_flags; | |
1472 | ||
1473 | /* We only need PIO for Flash operations on ISP2312 v2 chips. */ | |
1474 | pio = pci_resource_start(ha->pdev, 0); | |
1475 | pio_len = pci_resource_len(ha->pdev, 0); | |
1476 | pio_flags = pci_resource_flags(ha->pdev, 0); | |
1477 | if (pio_flags & IORESOURCE_IO) { | |
1478 | if (pio_len < MIN_IOBASE_LEN) { | |
1479 | qla_printk(KERN_WARNING, ha, | |
1480 | "Invalid PCI I/O region size (%s)...\n", | |
1481 | pci_name(ha->pdev)); | |
1482 | pio = 0; | |
1483 | } | |
1484 | } else { | |
1485 | qla_printk(KERN_WARNING, ha, | |
1486 | "region #0 not a PIO resource (%s)...\n", | |
1487 | pci_name(ha->pdev)); | |
1488 | pio = 0; | |
1489 | } | |
1490 | ||
1491 | /* Use MMIO operations for all accesses. */ | |
1492 | mmio = pci_resource_start(ha->pdev, 1); | |
1493 | mmio_len = pci_resource_len(ha->pdev, 1); | |
1494 | mmio_flags = pci_resource_flags(ha->pdev, 1); | |
1495 | ||
1496 | if (!(mmio_flags & IORESOURCE_MEM)) { | |
1497 | qla_printk(KERN_ERR, ha, | |
1498 | "region #0 not an MMIO resource (%s), aborting\n", | |
1499 | pci_name(ha->pdev)); | |
1500 | goto iospace_error_exit; | |
1501 | } | |
1502 | if (mmio_len < MIN_IOBASE_LEN) { | |
1503 | qla_printk(KERN_ERR, ha, | |
1504 | "Invalid PCI mem region size (%s), aborting\n", | |
1505 | pci_name(ha->pdev)); | |
1506 | goto iospace_error_exit; | |
1507 | } | |
1508 | ||
cb63067a | 1509 | if (pci_request_regions(ha->pdev, QLA2XXX_DRIVER_NAME)) { |
1da177e4 LT |
1510 | qla_printk(KERN_WARNING, ha, |
1511 | "Failed to reserve PIO/MMIO regions (%s)\n", | |
1512 | pci_name(ha->pdev)); | |
1513 | ||
1514 | goto iospace_error_exit; | |
1515 | } | |
1516 | ||
1517 | ha->pio_address = pio; | |
1518 | ha->pio_length = pio_len; | |
1519 | ha->iobase = ioremap(mmio, MIN_IOBASE_LEN); | |
1520 | if (!ha->iobase) { | |
1521 | qla_printk(KERN_ERR, ha, | |
1522 | "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev)); | |
1523 | ||
1524 | goto iospace_error_exit; | |
1525 | } | |
1526 | ||
1527 | return (0); | |
1528 | ||
1529 | iospace_error_exit: | |
1530 | return (-ENOMEM); | |
1531 | } | |
1532 | ||
1e99e33a AV |
1533 | static void |
1534 | qla2xxx_scan_start(struct Scsi_Host *shost) | |
1535 | { | |
1536 | scsi_qla_host_t *ha = (scsi_qla_host_t *)shost->hostdata; | |
1537 | ||
1538 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
1539 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1540 | set_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1541 | } | |
1542 | ||
1543 | static int | |
1544 | qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time) | |
1545 | { | |
1546 | scsi_qla_host_t *ha = (scsi_qla_host_t *)shost->hostdata; | |
1547 | ||
1548 | if (!ha->host) | |
1549 | return 1; | |
1550 | if (time > ha->loop_reset_delay * HZ) | |
1551 | return 1; | |
1552 | ||
1553 | return atomic_read(&ha->loop_state) == LOOP_READY; | |
1554 | } | |
1555 | ||
1da177e4 LT |
1556 | /* |
1557 | * PCI driver interface | |
1558 | */ | |
7ee61397 AV |
1559 | static int __devinit |
1560 | qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) | |
1da177e4 | 1561 | { |
a1541d5a | 1562 | int ret = -ENODEV; |
fca29703 | 1563 | device_reg_t __iomem *reg; |
1da177e4 LT |
1564 | struct Scsi_Host *host; |
1565 | scsi_qla_host_t *ha; | |
1566 | unsigned long flags = 0; | |
29856e28 | 1567 | char pci_info[30]; |
1da177e4 | 1568 | char fw_str[30]; |
5433383e | 1569 | struct scsi_host_template *sht; |
1da177e4 LT |
1570 | |
1571 | if (pci_enable_device(pdev)) | |
a1541d5a | 1572 | goto probe_out; |
1da177e4 | 1573 | |
5433383e AV |
1574 | sht = &qla2x00_driver_template; |
1575 | if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 || | |
8bc69e7d AV |
1576 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 || |
1577 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 || | |
c3a2f0df AV |
1578 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 || |
1579 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532) | |
5433383e AV |
1580 | sht = &qla24xx_driver_template; |
1581 | host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t)); | |
1da177e4 LT |
1582 | if (host == NULL) { |
1583 | printk(KERN_WARNING | |
1584 | "qla2xxx: Couldn't allocate host from scsi layer!\n"); | |
1585 | goto probe_disable_device; | |
1586 | } | |
1587 | ||
1588 | /* Clear our data area */ | |
1589 | ha = (scsi_qla_host_t *)host->hostdata; | |
1590 | memset(ha, 0, sizeof(scsi_qla_host_t)); | |
1591 | ||
1592 | ha->pdev = pdev; | |
1593 | ha->host = host; | |
1594 | ha->host_no = host->host_no; | |
cb63067a | 1595 | sprintf(ha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, ha->host_no); |
2c3dfe3f | 1596 | ha->parent = NULL; |
1da177e4 | 1597 | |
ea5b6382 | 1598 | /* Set ISP-type information. */ |
1599 | qla2x00_set_isp_flags(ha); | |
1600 | ||
1da177e4 LT |
1601 | /* Configure PCI I/O space */ |
1602 | ret = qla2x00_iospace_config(ha); | |
a1541d5a AV |
1603 | if (ret) |
1604 | goto probe_failed; | |
1da177e4 | 1605 | |
1da177e4 | 1606 | qla_printk(KERN_INFO, ha, |
5433383e AV |
1607 | "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq, |
1608 | ha->iobase); | |
1da177e4 LT |
1609 | |
1610 | spin_lock_init(&ha->hardware_lock); | |
1611 | ||
1da177e4 | 1612 | ha->prev_topology = 0; |
fca29703 | 1613 | ha->init_cb_size = sizeof(init_cb_t); |
2c3dfe3f | 1614 | ha->mgmt_svr_loop_id = MANAGEMENT_SERVER + ha->vp_idx; |
d8b45213 | 1615 | ha->link_data_rate = PORT_SPEED_UNKNOWN; |
854165f4 | 1616 | ha->optrom_size = OPTROM_SIZE_2300; |
1da177e4 | 1617 | |
df7baa50 AV |
1618 | ha->max_q_depth = MAX_Q_DEPTH; |
1619 | if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU) | |
1620 | ha->max_q_depth = ql2xmaxqdepth; | |
1621 | ||
abbd8870 | 1622 | /* Assign ISP specific operations. */ |
1da177e4 | 1623 | if (IS_QLA2100(ha)) { |
354d6b21 | 1624 | host->max_id = MAX_TARGETS_2100; |
1da177e4 LT |
1625 | ha->mbx_count = MAILBOX_REGISTER_COUNT_2100; |
1626 | ha->request_q_length = REQUEST_ENTRY_CNT_2100; | |
1627 | ha->response_q_length = RESPONSE_ENTRY_CNT_2100; | |
1628 | ha->last_loop_id = SNS_LAST_LOOP_ID_2100; | |
1629 | host->sg_tablesize = 32; | |
abbd8870 | 1630 | ha->gid_list_info_size = 4; |
fd34f556 | 1631 | ha->isp_ops = &qla2100_isp_ops; |
1da177e4 | 1632 | } else if (IS_QLA2200(ha)) { |
354d6b21 | 1633 | host->max_id = MAX_TARGETS_2200; |
1da177e4 LT |
1634 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
1635 | ha->request_q_length = REQUEST_ENTRY_CNT_2200; | |
1636 | ha->response_q_length = RESPONSE_ENTRY_CNT_2100; | |
1637 | ha->last_loop_id = SNS_LAST_LOOP_ID_2100; | |
abbd8870 | 1638 | ha->gid_list_info_size = 4; |
fd34f556 | 1639 | ha->isp_ops = &qla2100_isp_ops; |
fca29703 | 1640 | } else if (IS_QLA23XX(ha)) { |
354d6b21 | 1641 | host->max_id = MAX_TARGETS_2200; |
1da177e4 LT |
1642 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
1643 | ha->request_q_length = REQUEST_ENTRY_CNT_2200; | |
1644 | ha->response_q_length = RESPONSE_ENTRY_CNT_2300; | |
1645 | ha->last_loop_id = SNS_LAST_LOOP_ID_2300; | |
abbd8870 | 1646 | ha->gid_list_info_size = 6; |
854165f4 | 1647 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
1648 | ha->optrom_size = OPTROM_SIZE_2322; | |
fd34f556 | 1649 | ha->isp_ops = &qla2300_isp_ops; |
044cc6c8 | 1650 | } else if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { |
fca29703 AV |
1651 | host->max_id = MAX_TARGETS_2200; |
1652 | ha->mbx_count = MAILBOX_REGISTER_COUNT; | |
1653 | ha->request_q_length = REQUEST_ENTRY_CNT_24XX; | |
1654 | ha->response_q_length = RESPONSE_ENTRY_CNT_2300; | |
1655 | ha->last_loop_id = SNS_LAST_LOOP_ID_2300; | |
2c3dfe3f SJ |
1656 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); |
1657 | ha->mgmt_svr_loop_id = 10 + ha->vp_idx; | |
fca29703 | 1658 | ha->gid_list_info_size = 8; |
854165f4 | 1659 | ha->optrom_size = OPTROM_SIZE_24XX; |
fd34f556 | 1660 | ha->isp_ops = &qla24xx_isp_ops; |
c3a2f0df AV |
1661 | } else if (IS_QLA25XX(ha)) { |
1662 | host->max_id = MAX_TARGETS_2200; | |
1663 | ha->mbx_count = MAILBOX_REGISTER_COUNT; | |
1664 | ha->request_q_length = REQUEST_ENTRY_CNT_24XX; | |
1665 | ha->response_q_length = RESPONSE_ENTRY_CNT_2300; | |
1666 | ha->last_loop_id = SNS_LAST_LOOP_ID_2300; | |
1667 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); | |
1668 | ha->mgmt_svr_loop_id = 10 + ha->vp_idx; | |
1669 | ha->gid_list_info_size = 8; | |
1670 | ha->optrom_size = OPTROM_SIZE_25XX; | |
1671 | ha->isp_ops = &qla25xx_isp_ops; | |
1da177e4 LT |
1672 | } |
1673 | host->can_queue = ha->request_q_length + 128; | |
1674 | ||
1675 | /* load the F/W, read paramaters, and init the H/W */ | |
1676 | ha->instance = num_hosts; | |
1677 | ||
1678 | init_MUTEX(&ha->mbx_cmd_sem); | |
2c3dfe3f | 1679 | init_MUTEX(&ha->vport_sem); |
1da177e4 LT |
1680 | init_MUTEX_LOCKED(&ha->mbx_intr_sem); |
1681 | ||
1682 | INIT_LIST_HEAD(&ha->list); | |
1683 | INIT_LIST_HEAD(&ha->fcports); | |
2c3dfe3f SJ |
1684 | INIT_LIST_HEAD(&ha->vp_list); |
1685 | ||
1686 | set_bit(0, (unsigned long *) ha->vp_idx_map); | |
1da177e4 | 1687 | |
1da177e4 LT |
1688 | qla2x00_config_dma_addressing(ha); |
1689 | if (qla2x00_mem_alloc(ha)) { | |
1690 | qla_printk(KERN_WARNING, ha, | |
1691 | "[ERROR] Failed to allocate memory for adapter\n"); | |
1692 | ||
a1541d5a AV |
1693 | ret = -ENOMEM; |
1694 | goto probe_failed; | |
1da177e4 LT |
1695 | } |
1696 | ||
765140bf | 1697 | if (qla2x00_initialize_adapter(ha)) { |
1da177e4 LT |
1698 | qla_printk(KERN_WARNING, ha, |
1699 | "Failed to initialize adapter\n"); | |
1700 | ||
1701 | DEBUG2(printk("scsi(%ld): Failed to initialize adapter - " | |
1702 | "Adapter flags %x.\n", | |
1703 | ha->host_no, ha->device_flags)); | |
1704 | ||
a1541d5a | 1705 | ret = -ENODEV; |
1da177e4 LT |
1706 | goto probe_failed; |
1707 | } | |
1708 | ||
1709 | /* | |
1710 | * Startup the kernel thread for this host adapter | |
1711 | */ | |
39a11240 CH |
1712 | ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha, |
1713 | "%s_dpc", ha->host_str); | |
1714 | if (IS_ERR(ha->dpc_thread)) { | |
1da177e4 LT |
1715 | qla_printk(KERN_WARNING, ha, |
1716 | "Unable to start DPC thread!\n"); | |
39a11240 | 1717 | ret = PTR_ERR(ha->dpc_thread); |
1da177e4 LT |
1718 | goto probe_failed; |
1719 | } | |
1da177e4 | 1720 | |
a1541d5a AV |
1721 | host->this_id = 255; |
1722 | host->cmd_per_lun = 3; | |
1723 | host->unique_id = ha->instance; | |
1724 | host->max_cmd_len = MAX_CMDSZ; | |
75bc4190 | 1725 | host->max_channel = MAX_BUSES - 1; |
a1541d5a AV |
1726 | host->max_lun = MAX_LUNS; |
1727 | host->transportt = qla2xxx_transport_template; | |
1728 | ||
a8488abe AV |
1729 | ret = qla2x00_request_irqs(ha); |
1730 | if (ret) | |
1da177e4 | 1731 | goto probe_failed; |
1da177e4 LT |
1732 | |
1733 | /* Initialized the timer */ | |
1734 | qla2x00_start_timer(ha, qla2x00_timer, WATCH_INTERVAL); | |
1735 | ||
1736 | DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n", | |
1737 | ha->host_no, ha)); | |
1738 | ||
fd34f556 | 1739 | ha->isp_ops->disable_intrs(ha); |
1da177e4 | 1740 | |
1da177e4 | 1741 | spin_lock_irqsave(&ha->hardware_lock, flags); |
fca29703 | 1742 | reg = ha->iobase; |
e428924c | 1743 | if (IS_FWI2_CAPABLE(ha)) { |
fca29703 AV |
1744 | WRT_REG_DWORD(®->isp24.hccr, HCCRX_CLR_HOST_INT); |
1745 | WRT_REG_DWORD(®->isp24.hccr, HCCRX_CLR_RISC_INT); | |
1746 | } else { | |
1747 | WRT_REG_WORD(®->isp.semaphore, 0); | |
1748 | WRT_REG_WORD(®->isp.hccr, HCCR_CLR_RISC_INT); | |
1749 | WRT_REG_WORD(®->isp.hccr, HCCR_CLR_HOST_INT); | |
1750 | ||
1751 | /* Enable proper parity */ | |
1752 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha)) { | |
1753 | if (IS_QLA2300(ha)) | |
1754 | /* SRAM parity */ | |
1755 | WRT_REG_WORD(®->isp.hccr, | |
1756 | (HCCR_ENABLE_PARITY + 0x1)); | |
1757 | else | |
1758 | /* SRAM, Instruction RAM and GP RAM parity */ | |
1759 | WRT_REG_WORD(®->isp.hccr, | |
1760 | (HCCR_ENABLE_PARITY + 0x7)); | |
1761 | } | |
1da177e4 LT |
1762 | } |
1763 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1764 | ||
fd34f556 | 1765 | ha->isp_ops->enable_intrs(ha); |
1da177e4 | 1766 | |
a1541d5a | 1767 | pci_set_drvdata(pdev, ha); |
d19044c3 | 1768 | |
1da177e4 | 1769 | ha->flags.init_done = 1; |
d19044c3 AV |
1770 | ha->flags.online = 1; |
1771 | ||
1da177e4 LT |
1772 | num_hosts++; |
1773 | ||
a1541d5a AV |
1774 | ret = scsi_add_host(host, &pdev->dev); |
1775 | if (ret) | |
1776 | goto probe_failed; | |
1777 | ||
1e99e33a AV |
1778 | scsi_scan_host(host); |
1779 | ||
a1541d5a AV |
1780 | qla2x00_alloc_sysfs_attr(ha); |
1781 | ||
1782 | qla2x00_init_host_attr(ha); | |
1783 | ||
1da177e4 LT |
1784 | qla_printk(KERN_INFO, ha, "\n" |
1785 | " QLogic Fibre Channel HBA Driver: %s\n" | |
1786 | " QLogic %s - %s\n" | |
5433383e AV |
1787 | " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n", |
1788 | qla2x00_version_str, ha->model_number, | |
1789 | ha->model_desc ? ha->model_desc: "", pdev->device, | |
fd34f556 | 1790 | ha->isp_ops->pci_info_str(ha, pci_info), pci_name(pdev), |
5433383e | 1791 | ha->flags.enable_64bit_addressing ? '+': '-', ha->host_no, |
fd34f556 | 1792 | ha->isp_ops->fw_version_str(ha, fw_str)); |
1da177e4 | 1793 | |
1da177e4 LT |
1794 | return 0; |
1795 | ||
1796 | probe_failed: | |
1797 | qla2x00_free_device(ha); | |
1798 | ||
1799 | scsi_host_put(host); | |
1800 | ||
1801 | probe_disable_device: | |
1802 | pci_disable_device(pdev); | |
1803 | ||
a1541d5a AV |
1804 | probe_out: |
1805 | return ret; | |
1da177e4 | 1806 | } |
1da177e4 | 1807 | |
7ee61397 AV |
1808 | static void __devexit |
1809 | qla2x00_remove_one(struct pci_dev *pdev) | |
1da177e4 LT |
1810 | { |
1811 | scsi_qla_host_t *ha; | |
1812 | ||
1813 | ha = pci_get_drvdata(pdev); | |
1814 | ||
8482e118 | 1815 | qla2x00_free_sysfs_attr(ha); |
1da177e4 | 1816 | |
bdf79621 | 1817 | fc_remove_host(ha->host); |
1818 | ||
1da177e4 LT |
1819 | scsi_remove_host(ha->host); |
1820 | ||
1821 | qla2x00_free_device(ha); | |
1822 | ||
1823 | scsi_host_put(ha->host); | |
1824 | ||
665db93b | 1825 | pci_disable_device(pdev); |
1da177e4 LT |
1826 | pci_set_drvdata(pdev, NULL); |
1827 | } | |
1da177e4 LT |
1828 | |
1829 | static void | |
1830 | qla2x00_free_device(scsi_qla_host_t *ha) | |
1831 | { | |
1da177e4 LT |
1832 | /* Disable timer */ |
1833 | if (ha->timer_active) | |
1834 | qla2x00_stop_timer(ha); | |
1835 | ||
1836 | /* Kill the kernel thread for this host */ | |
39a11240 CH |
1837 | if (ha->dpc_thread) { |
1838 | struct task_struct *t = ha->dpc_thread; | |
1da177e4 | 1839 | |
39a11240 CH |
1840 | /* |
1841 | * qla2xxx_wake_dpc checks for ->dpc_thread | |
1842 | * so we need to zero it out. | |
1843 | */ | |
1844 | ha->dpc_thread = NULL; | |
1845 | kthread_stop(t); | |
1da177e4 LT |
1846 | } |
1847 | ||
a7a167bf AV |
1848 | if (ha->eft) |
1849 | qla2x00_trace_control(ha, TC_DISABLE, 0, 0); | |
1850 | ||
18c6c127 AV |
1851 | ha->flags.online = 0; |
1852 | ||
f6ef3b18 | 1853 | /* Stop currently executing firmware. */ |
18c6c127 | 1854 | qla2x00_try_to_stop_firmware(ha); |
1da177e4 | 1855 | |
f6ef3b18 AV |
1856 | /* turn-off interrupts on the card */ |
1857 | if (ha->interrupts_on) | |
fd34f556 | 1858 | ha->isp_ops->disable_intrs(ha); |
f6ef3b18 AV |
1859 | |
1860 | qla2x00_mem_free(ha); | |
1da177e4 | 1861 | |
a8488abe | 1862 | qla2x00_free_irqs(ha); |
1da177e4 LT |
1863 | |
1864 | /* release io space registers */ | |
1865 | if (ha->iobase) | |
1866 | iounmap(ha->iobase); | |
1867 | pci_release_regions(ha->pdev); | |
1da177e4 LT |
1868 | } |
1869 | ||
d97994dc | 1870 | static inline void |
1871 | qla2x00_schedule_rport_del(struct scsi_qla_host *ha, fc_port_t *fcport, | |
1872 | int defer) | |
1873 | { | |
1874 | unsigned long flags; | |
1875 | struct fc_rport *rport; | |
1876 | ||
1877 | if (!fcport->rport) | |
1878 | return; | |
1879 | ||
1880 | rport = fcport->rport; | |
1881 | if (defer) { | |
1882 | spin_lock_irqsave(&fcport->rport_lock, flags); | |
1883 | fcport->drport = rport; | |
1884 | fcport->rport = NULL; | |
387f96b4 | 1885 | *(fc_port_t **)rport->dd_data = NULL; |
d97994dc | 1886 | spin_unlock_irqrestore(&fcport->rport_lock, flags); |
1887 | set_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags); | |
1888 | } else { | |
1889 | spin_lock_irqsave(&fcport->rport_lock, flags); | |
1890 | fcport->rport = NULL; | |
387f96b4 | 1891 | *(fc_port_t **)rport->dd_data = NULL; |
d97994dc | 1892 | spin_unlock_irqrestore(&fcport->rport_lock, flags); |
1893 | fc_remote_port_delete(rport); | |
1894 | } | |
1895 | } | |
1896 | ||
1da177e4 LT |
1897 | /* |
1898 | * qla2x00_mark_device_lost Updates fcport state when device goes offline. | |
1899 | * | |
1900 | * Input: ha = adapter block pointer. fcport = port structure pointer. | |
1901 | * | |
1902 | * Return: None. | |
1903 | * | |
1904 | * Context: | |
1905 | */ | |
1906 | void qla2x00_mark_device_lost(scsi_qla_host_t *ha, fc_port_t *fcport, | |
d97994dc | 1907 | int do_login, int defer) |
1da177e4 | 1908 | { |
2c3dfe3f SJ |
1909 | if (atomic_read(&fcport->state) == FCS_ONLINE && |
1910 | ha->vp_idx == fcport->vp_idx) | |
d97994dc | 1911 | qla2x00_schedule_rport_del(ha, fcport, defer); |
19a7b4ae | 1912 | |
fa2a1ce5 | 1913 | /* |
1da177e4 LT |
1914 | * We may need to retry the login, so don't change the state of the |
1915 | * port but do the retries. | |
1916 | */ | |
1917 | if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD) | |
1918 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1919 | ||
1920 | if (!do_login) | |
1921 | return; | |
1922 | ||
1923 | if (fcport->login_retry == 0) { | |
1924 | fcport->login_retry = ha->login_retry_count; | |
1925 | set_bit(RELOGIN_NEEDED, &ha->dpc_flags); | |
1926 | ||
1927 | DEBUG(printk("scsi(%ld): Port login retry: " | |
1928 | "%02x%02x%02x%02x%02x%02x%02x%02x, " | |
1929 | "id = 0x%04x retry cnt=%d\n", | |
1930 | ha->host_no, | |
1931 | fcport->port_name[0], | |
1932 | fcport->port_name[1], | |
1933 | fcport->port_name[2], | |
1934 | fcport->port_name[3], | |
1935 | fcport->port_name[4], | |
1936 | fcport->port_name[5], | |
1937 | fcport->port_name[6], | |
1938 | fcport->port_name[7], | |
1939 | fcport->loop_id, | |
1940 | fcport->login_retry)); | |
1941 | } | |
1942 | } | |
1943 | ||
1944 | /* | |
1945 | * qla2x00_mark_all_devices_lost | |
1946 | * Updates fcport state when device goes offline. | |
1947 | * | |
1948 | * Input: | |
1949 | * ha = adapter block pointer. | |
1950 | * fcport = port structure pointer. | |
1951 | * | |
1952 | * Return: | |
1953 | * None. | |
1954 | * | |
1955 | * Context: | |
1956 | */ | |
1957 | void | |
d97994dc | 1958 | qla2x00_mark_all_devices_lost(scsi_qla_host_t *ha, int defer) |
1da177e4 LT |
1959 | { |
1960 | fc_port_t *fcport; | |
2c3dfe3f | 1961 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 1962 | |
2c3dfe3f SJ |
1963 | list_for_each_entry(fcport, &pha->fcports, list) { |
1964 | if (ha->vp_idx != 0 && ha->vp_idx != fcport->vp_idx) | |
1da177e4 | 1965 | continue; |
1da177e4 LT |
1966 | /* |
1967 | * No point in marking the device as lost, if the device is | |
1968 | * already DEAD. | |
1969 | */ | |
1970 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD) | |
1971 | continue; | |
2c3dfe3f SJ |
1972 | if (atomic_read(&fcport->state) == FCS_ONLINE) { |
1973 | if (defer) | |
1974 | qla2x00_schedule_rport_del(ha, fcport, defer); | |
1975 | else if (ha->vp_idx == fcport->vp_idx) | |
1976 | qla2x00_schedule_rport_del(ha, fcport, defer); | |
1977 | } | |
1da177e4 LT |
1978 | atomic_set(&fcport->state, FCS_DEVICE_LOST); |
1979 | } | |
d97994dc | 1980 | |
39a11240 CH |
1981 | if (defer) |
1982 | qla2xxx_wake_dpc(ha); | |
1da177e4 LT |
1983 | } |
1984 | ||
1985 | /* | |
1986 | * qla2x00_mem_alloc | |
1987 | * Allocates adapter memory. | |
1988 | * | |
1989 | * Returns: | |
1990 | * 0 = success. | |
1991 | * 1 = failure. | |
1992 | */ | |
2c3dfe3f | 1993 | uint8_t |
1da177e4 LT |
1994 | qla2x00_mem_alloc(scsi_qla_host_t *ha) |
1995 | { | |
1996 | char name[16]; | |
1997 | uint8_t status = 1; | |
1998 | int retry= 10; | |
1999 | ||
2000 | do { | |
2001 | /* | |
2002 | * This will loop only once if everything goes well, else some | |
2003 | * number of retries will be performed to get around a kernel | |
2004 | * bug where available mem is not allocated until after a | |
2005 | * little delay and a retry. | |
2006 | */ | |
2007 | ha->request_ring = dma_alloc_coherent(&ha->pdev->dev, | |
2008 | (ha->request_q_length + 1) * sizeof(request_t), | |
2009 | &ha->request_dma, GFP_KERNEL); | |
2010 | if (ha->request_ring == NULL) { | |
2011 | qla_printk(KERN_WARNING, ha, | |
2012 | "Memory Allocation failed - request_ring\n"); | |
2013 | ||
2014 | qla2x00_mem_free(ha); | |
2015 | msleep(100); | |
2016 | ||
2017 | continue; | |
2018 | } | |
2019 | ||
2020 | ha->response_ring = dma_alloc_coherent(&ha->pdev->dev, | |
2021 | (ha->response_q_length + 1) * sizeof(response_t), | |
2022 | &ha->response_dma, GFP_KERNEL); | |
2023 | if (ha->response_ring == NULL) { | |
2024 | qla_printk(KERN_WARNING, ha, | |
2025 | "Memory Allocation failed - response_ring\n"); | |
2026 | ||
2027 | qla2x00_mem_free(ha); | |
2028 | msleep(100); | |
2029 | ||
2030 | continue; | |
2031 | } | |
2032 | ||
2033 | ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE, | |
2034 | &ha->gid_list_dma, GFP_KERNEL); | |
2035 | if (ha->gid_list == NULL) { | |
2036 | qla_printk(KERN_WARNING, ha, | |
2037 | "Memory Allocation failed - gid_list\n"); | |
2038 | ||
2039 | qla2x00_mem_free(ha); | |
2040 | msleep(100); | |
2041 | ||
2042 | continue; | |
2043 | } | |
2044 | ||
2c3dfe3f SJ |
2045 | /* get consistent memory allocated for init control block */ |
2046 | ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, | |
2047 | ha->init_cb_size, &ha->init_cb_dma, GFP_KERNEL); | |
2048 | if (ha->init_cb == NULL) { | |
1da177e4 | 2049 | qla_printk(KERN_WARNING, ha, |
2c3dfe3f | 2050 | "Memory Allocation failed - init_cb\n"); |
1da177e4 LT |
2051 | |
2052 | qla2x00_mem_free(ha); | |
2053 | msleep(100); | |
2054 | ||
2055 | continue; | |
2056 | } | |
2c3dfe3f | 2057 | memset(ha->init_cb, 0, ha->init_cb_size); |
1da177e4 | 2058 | |
2c3dfe3f SJ |
2059 | snprintf(name, sizeof(name), "%s_%ld", QLA2XXX_DRIVER_NAME, |
2060 | ha->host_no); | |
2061 | ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev, | |
2062 | DMA_POOL_SIZE, 8, 0); | |
2063 | if (ha->s_dma_pool == NULL) { | |
1da177e4 | 2064 | qla_printk(KERN_WARNING, ha, |
2c3dfe3f | 2065 | "Memory Allocation failed - s_dma_pool\n"); |
1da177e4 LT |
2066 | |
2067 | qla2x00_mem_free(ha); | |
2068 | msleep(100); | |
2069 | ||
2070 | continue; | |
2071 | } | |
1da177e4 | 2072 | |
1da177e4 LT |
2073 | if (qla2x00_allocate_sp_pool(ha)) { |
2074 | qla_printk(KERN_WARNING, ha, | |
2075 | "Memory Allocation failed - " | |
2076 | "qla2x00_allocate_sp_pool()\n"); | |
2077 | ||
2078 | qla2x00_mem_free(ha); | |
2079 | msleep(100); | |
2080 | ||
2081 | continue; | |
2082 | } | |
2083 | ||
2084 | /* Allocate memory for SNS commands */ | |
2085 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
2086 | /* Get consistent memory allocated for SNS commands */ | |
2087 | ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev, | |
2088 | sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, | |
2089 | GFP_KERNEL); | |
2090 | if (ha->sns_cmd == NULL) { | |
2091 | /* error */ | |
2092 | qla_printk(KERN_WARNING, ha, | |
2093 | "Memory Allocation failed - sns_cmd\n"); | |
2094 | ||
2095 | qla2x00_mem_free(ha); | |
2096 | msleep(100); | |
2097 | ||
2098 | continue; | |
2099 | } | |
2100 | memset(ha->sns_cmd, 0, sizeof(struct sns_cmd_pkt)); | |
2101 | } else { | |
2102 | /* Get consistent memory allocated for MS IOCB */ | |
2103 | ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, | |
2104 | &ha->ms_iocb_dma); | |
2105 | if (ha->ms_iocb == NULL) { | |
2106 | /* error */ | |
2107 | qla_printk(KERN_WARNING, ha, | |
2108 | "Memory Allocation failed - ms_iocb\n"); | |
2109 | ||
2110 | qla2x00_mem_free(ha); | |
2111 | msleep(100); | |
2112 | ||
2113 | continue; | |
2114 | } | |
2115 | memset(ha->ms_iocb, 0, sizeof(ms_iocb_entry_t)); | |
2116 | ||
2117 | /* | |
2118 | * Get consistent memory allocated for CT SNS | |
2119 | * commands | |
2120 | */ | |
2121 | ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev, | |
2122 | sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, | |
2123 | GFP_KERNEL); | |
2124 | if (ha->ct_sns == NULL) { | |
2125 | /* error */ | |
2126 | qla_printk(KERN_WARNING, ha, | |
2127 | "Memory Allocation failed - ct_sns\n"); | |
2128 | ||
2129 | qla2x00_mem_free(ha); | |
2130 | msleep(100); | |
2131 | ||
2132 | continue; | |
2133 | } | |
2134 | memset(ha->ct_sns, 0, sizeof(struct ct_sns_pkt)); | |
88729e53 | 2135 | |
e428924c | 2136 | if (IS_FWI2_CAPABLE(ha)) { |
88729e53 AV |
2137 | /* |
2138 | * Get consistent memory allocated for SFP | |
2139 | * block. | |
2140 | */ | |
2141 | ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, | |
2142 | GFP_KERNEL, &ha->sfp_data_dma); | |
2143 | if (ha->sfp_data == NULL) { | |
2144 | qla_printk(KERN_WARNING, ha, | |
2145 | "Memory Allocation failed - " | |
2146 | "sfp_data\n"); | |
2147 | ||
2148 | qla2x00_mem_free(ha); | |
2149 | msleep(100); | |
2150 | ||
2151 | continue; | |
2152 | } | |
2153 | memset(ha->sfp_data, 0, SFP_BLOCK_SIZE); | |
2154 | } | |
1da177e4 LT |
2155 | } |
2156 | ||
53772a2c SJ |
2157 | /* Get memory for cached NVRAM */ |
2158 | ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL); | |
2159 | if (ha->nvram == NULL) { | |
2160 | /* error */ | |
2161 | qla_printk(KERN_WARNING, ha, | |
2162 | "Memory Allocation failed - nvram cache\n"); | |
2163 | ||
2164 | qla2x00_mem_free(ha); | |
2165 | msleep(100); | |
2166 | ||
2167 | continue; | |
2168 | } | |
2169 | ||
1da177e4 LT |
2170 | /* Done all allocations without any error. */ |
2171 | status = 0; | |
2172 | ||
2173 | } while (retry-- && status != 0); | |
2174 | ||
2175 | if (status) { | |
2176 | printk(KERN_WARNING | |
2177 | "%s(): **** FAILED ****\n", __func__); | |
2178 | } | |
2179 | ||
2180 | return(status); | |
2181 | } | |
2182 | ||
2183 | /* | |
2184 | * qla2x00_mem_free | |
2185 | * Frees all adapter allocated memory. | |
2186 | * | |
2187 | * Input: | |
2188 | * ha = adapter block pointer. | |
2189 | */ | |
2c3dfe3f | 2190 | void |
1da177e4 LT |
2191 | qla2x00_mem_free(scsi_qla_host_t *ha) |
2192 | { | |
1da177e4 LT |
2193 | struct list_head *fcpl, *fcptemp; |
2194 | fc_port_t *fcport; | |
1da177e4 LT |
2195 | |
2196 | if (ha == NULL) { | |
2197 | /* error */ | |
2198 | DEBUG2(printk("%s(): ERROR invalid ha pointer.\n", __func__)); | |
2199 | return; | |
2200 | } | |
2201 | ||
1da177e4 LT |
2202 | /* free sp pool */ |
2203 | qla2x00_free_sp_pool(ha); | |
2204 | ||
a7a167bf AV |
2205 | if (ha->fw_dump) { |
2206 | if (ha->eft) | |
2207 | dma_free_coherent(&ha->pdev->dev, | |
2208 | ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma); | |
2209 | vfree(ha->fw_dump); | |
2210 | } | |
2211 | ||
1da177e4 LT |
2212 | if (ha->sns_cmd) |
2213 | dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), | |
2214 | ha->sns_cmd, ha->sns_cmd_dma); | |
2215 | ||
2216 | if (ha->ct_sns) | |
2217 | dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), | |
2218 | ha->ct_sns, ha->ct_sns_dma); | |
2219 | ||
88729e53 AV |
2220 | if (ha->sfp_data) |
2221 | dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma); | |
2222 | ||
1da177e4 LT |
2223 | if (ha->ms_iocb) |
2224 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2225 | ||
1da177e4 LT |
2226 | if (ha->s_dma_pool) |
2227 | dma_pool_destroy(ha->s_dma_pool); | |
2228 | ||
2c3dfe3f SJ |
2229 | if (ha->init_cb) |
2230 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, | |
2231 | ha->init_cb, ha->init_cb_dma); | |
2232 | ||
1da177e4 LT |
2233 | if (ha->gid_list) |
2234 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
2235 | ha->gid_list_dma); | |
2236 | ||
2237 | if (ha->response_ring) | |
2238 | dma_free_coherent(&ha->pdev->dev, | |
2239 | (ha->response_q_length + 1) * sizeof(response_t), | |
2240 | ha->response_ring, ha->response_dma); | |
2241 | ||
2242 | if (ha->request_ring) | |
2243 | dma_free_coherent(&ha->pdev->dev, | |
2244 | (ha->request_q_length + 1) * sizeof(request_t), | |
2245 | ha->request_ring, ha->request_dma); | |
2246 | ||
a7a167bf AV |
2247 | ha->eft = NULL; |
2248 | ha->eft_dma = 0; | |
1da177e4 LT |
2249 | ha->sns_cmd = NULL; |
2250 | ha->sns_cmd_dma = 0; | |
2251 | ha->ct_sns = NULL; | |
2252 | ha->ct_sns_dma = 0; | |
2253 | ha->ms_iocb = NULL; | |
2254 | ha->ms_iocb_dma = 0; | |
1da177e4 LT |
2255 | ha->init_cb = NULL; |
2256 | ha->init_cb_dma = 0; | |
2257 | ||
2258 | ha->s_dma_pool = NULL; | |
2259 | ||
1da177e4 LT |
2260 | ha->gid_list = NULL; |
2261 | ha->gid_list_dma = 0; | |
2262 | ||
2263 | ha->response_ring = NULL; | |
2264 | ha->response_dma = 0; | |
2265 | ha->request_ring = NULL; | |
2266 | ha->request_dma = 0; | |
2267 | ||
2268 | list_for_each_safe(fcpl, fcptemp, &ha->fcports) { | |
2269 | fcport = list_entry(fcpl, fc_port_t, list); | |
2270 | ||
1da177e4 LT |
2271 | /* fc ports */ |
2272 | list_del_init(&fcport->list); | |
2273 | kfree(fcport); | |
2274 | } | |
2275 | INIT_LIST_HEAD(&ha->fcports); | |
2276 | ||
1da177e4 | 2277 | ha->fw_dump = NULL; |
fca29703 | 2278 | ha->fw_dumped = 0; |
1da177e4 | 2279 | ha->fw_dump_reading = 0; |
854165f4 | 2280 | |
2281 | vfree(ha->optrom_buffer); | |
53772a2c | 2282 | kfree(ha->nvram); |
1da177e4 LT |
2283 | } |
2284 | ||
2285 | /* | |
2286 | * qla2x00_allocate_sp_pool | |
2287 | * This routine is called during initialization to allocate | |
2288 | * memory for local srb_t. | |
2289 | * | |
2290 | * Input: | |
2291 | * ha = adapter block pointer. | |
2292 | * | |
2293 | * Context: | |
2294 | * Kernel context. | |
1da177e4 LT |
2295 | */ |
2296 | static int | |
fa2a1ce5 | 2297 | qla2x00_allocate_sp_pool(scsi_qla_host_t *ha) |
1da177e4 LT |
2298 | { |
2299 | int rval; | |
2300 | ||
2301 | rval = QLA_SUCCESS; | |
93d2341c | 2302 | ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep); |
1da177e4 LT |
2303 | if (ha->srb_mempool == NULL) { |
2304 | qla_printk(KERN_INFO, ha, "Unable to allocate SRB mempool.\n"); | |
2305 | rval = QLA_FUNCTION_FAILED; | |
2306 | } | |
2307 | return (rval); | |
2308 | } | |
2309 | ||
2310 | /* | |
2311 | * This routine frees all adapter allocated memory. | |
fa2a1ce5 | 2312 | * |
1da177e4 LT |
2313 | */ |
2314 | static void | |
fa2a1ce5 | 2315 | qla2x00_free_sp_pool( scsi_qla_host_t *ha) |
1da177e4 LT |
2316 | { |
2317 | if (ha->srb_mempool) { | |
2318 | mempool_destroy(ha->srb_mempool); | |
2319 | ha->srb_mempool = NULL; | |
2320 | } | |
2321 | } | |
2322 | ||
2323 | /************************************************************************** | |
2324 | * qla2x00_do_dpc | |
2325 | * This kernel thread is a task that is schedule by the interrupt handler | |
2326 | * to perform the background processing for interrupts. | |
2327 | * | |
2328 | * Notes: | |
2329 | * This task always run in the context of a kernel thread. It | |
2330 | * is kick-off by the driver's detect code and starts up | |
2331 | * up one per adapter. It immediately goes to sleep and waits for | |
2332 | * some fibre event. When either the interrupt handler or | |
2333 | * the timer routine detects a event it will one of the task | |
2334 | * bits then wake us up. | |
2335 | **************************************************************************/ | |
2336 | static int | |
2337 | qla2x00_do_dpc(void *data) | |
2338 | { | |
2c3dfe3f | 2339 | int rval; |
1da177e4 LT |
2340 | scsi_qla_host_t *ha; |
2341 | fc_port_t *fcport; | |
1da177e4 | 2342 | uint8_t status; |
1da177e4 | 2343 | uint16_t next_loopid; |
1da177e4 LT |
2344 | |
2345 | ha = (scsi_qla_host_t *)data; | |
2346 | ||
1da177e4 LT |
2347 | set_user_nice(current, -20); |
2348 | ||
39a11240 | 2349 | while (!kthread_should_stop()) { |
1da177e4 LT |
2350 | DEBUG3(printk("qla2x00: DPC handler sleeping\n")); |
2351 | ||
39a11240 CH |
2352 | set_current_state(TASK_INTERRUPTIBLE); |
2353 | schedule(); | |
2354 | __set_current_state(TASK_RUNNING); | |
1da177e4 LT |
2355 | |
2356 | DEBUG3(printk("qla2x00: DPC handler waking up\n")); | |
2357 | ||
2358 | /* Initialization not yet finished. Don't do anything yet. */ | |
39a11240 | 2359 | if (!ha->flags.init_done) |
1da177e4 LT |
2360 | continue; |
2361 | ||
2362 | DEBUG3(printk("scsi(%ld): DPC handler\n", ha->host_no)); | |
2363 | ||
2364 | ha->dpc_active = 1; | |
2365 | ||
1da177e4 | 2366 | if (ha->flags.mbox_busy) { |
1da177e4 LT |
2367 | ha->dpc_active = 0; |
2368 | continue; | |
2369 | } | |
2370 | ||
2371 | if (test_and_clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) { | |
2372 | ||
2373 | DEBUG(printk("scsi(%ld): dpc: sched " | |
2374 | "qla2x00_abort_isp ha = %p\n", | |
2375 | ha->host_no, ha)); | |
2376 | if (!(test_and_set_bit(ABORT_ISP_ACTIVE, | |
2377 | &ha->dpc_flags))) { | |
2378 | ||
2379 | if (qla2x00_abort_isp(ha)) { | |
2380 | /* failed. retry later */ | |
2381 | set_bit(ISP_ABORT_NEEDED, | |
2382 | &ha->dpc_flags); | |
2383 | } | |
2384 | clear_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags); | |
2385 | } | |
2386 | DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n", | |
2387 | ha->host_no)); | |
2388 | } | |
2389 | ||
d97994dc | 2390 | if (test_and_clear_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags)) |
2391 | qla2x00_update_fcports(ha); | |
2392 | ||
91ca7b01 AV |
2393 | if (test_and_clear_bit(LOOP_RESET_NEEDED, &ha->dpc_flags)) { |
2394 | DEBUG(printk("scsi(%ld): dpc: sched loop_reset()\n", | |
2395 | ha->host_no)); | |
2396 | qla2x00_loop_reset(ha); | |
2397 | } | |
2398 | ||
1da177e4 LT |
2399 | if (test_and_clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags) && |
2400 | (!(test_and_set_bit(RESET_ACTIVE, &ha->dpc_flags)))) { | |
2401 | ||
2402 | DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n", | |
2403 | ha->host_no)); | |
2404 | ||
2405 | qla2x00_rst_aen(ha); | |
2406 | clear_bit(RESET_ACTIVE, &ha->dpc_flags); | |
2407 | } | |
2408 | ||
2409 | /* Retry each device up to login retry count */ | |
2410 | if ((test_and_clear_bit(RELOGIN_NEEDED, &ha->dpc_flags)) && | |
2411 | !test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) && | |
2412 | atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
2413 | ||
2414 | DEBUG(printk("scsi(%ld): qla2x00_port_login()\n", | |
2415 | ha->host_no)); | |
2416 | ||
2417 | next_loopid = 0; | |
2418 | list_for_each_entry(fcport, &ha->fcports, list) { | |
1da177e4 LT |
2419 | /* |
2420 | * If the port is not ONLINE then try to login | |
2421 | * to it if we haven't run out of retries. | |
2422 | */ | |
2423 | if (atomic_read(&fcport->state) != FCS_ONLINE && | |
2424 | fcport->login_retry) { | |
2425 | ||
2426 | fcport->login_retry--; | |
2427 | if (fcport->flags & FCF_FABRIC_DEVICE) { | |
2428 | if (fcport->flags & | |
2429 | FCF_TAPE_PRESENT) | |
fd34f556 | 2430 | ha->isp_ops->fabric_logout( |
1c7c6357 AV |
2431 | ha, fcport->loop_id, |
2432 | fcport->d_id.b.domain, | |
2433 | fcport->d_id.b.area, | |
2434 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2435 | status = qla2x00_fabric_login( |
2436 | ha, fcport, &next_loopid); | |
2437 | } else | |
2438 | status = | |
2439 | qla2x00_local_device_login( | |
9a52a57c | 2440 | ha, fcport); |
1da177e4 LT |
2441 | |
2442 | if (status == QLA_SUCCESS) { | |
2443 | fcport->old_loop_id = fcport->loop_id; | |
2444 | ||
2445 | DEBUG(printk("scsi(%ld): port login OK: logged in ID 0x%x\n", | |
2446 | ha->host_no, fcport->loop_id)); | |
fa2a1ce5 | 2447 | |
052c40c8 | 2448 | qla2x00_update_fcport(ha, |
2449 | fcport); | |
1da177e4 LT |
2450 | } else if (status == 1) { |
2451 | set_bit(RELOGIN_NEEDED, &ha->dpc_flags); | |
2452 | /* retry the login again */ | |
2453 | DEBUG(printk("scsi(%ld): Retrying %d login again loop_id 0x%x\n", | |
2454 | ha->host_no, | |
2455 | fcport->login_retry, fcport->loop_id)); | |
2456 | } else { | |
2457 | fcport->login_retry = 0; | |
2458 | } | |
2459 | } | |
2460 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2461 | break; | |
2462 | } | |
2463 | DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n", | |
2464 | ha->host_no)); | |
2465 | } | |
2466 | ||
2467 | if ((test_bit(LOGIN_RETRY_NEEDED, &ha->dpc_flags)) && | |
2468 | atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
2469 | ||
2470 | clear_bit(LOGIN_RETRY_NEEDED, &ha->dpc_flags); | |
2471 | DEBUG(printk("scsi(%ld): qla2x00_login_retry()\n", | |
2472 | ha->host_no)); | |
fa2a1ce5 | 2473 | |
1da177e4 LT |
2474 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); |
2475 | ||
2476 | DEBUG(printk("scsi(%ld): qla2x00_login_retry - end\n", | |
2477 | ha->host_no)); | |
2478 | } | |
2479 | ||
2480 | if (test_and_clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
2481 | ||
2482 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n", | |
2483 | ha->host_no)); | |
2484 | ||
2485 | if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, | |
2486 | &ha->dpc_flags))) { | |
2487 | ||
2c3dfe3f | 2488 | rval = qla2x00_loop_resync(ha); |
1da177e4 LT |
2489 | |
2490 | clear_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags); | |
2491 | } | |
2492 | ||
2493 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n", | |
2494 | ha->host_no)); | |
2495 | } | |
2496 | ||
1da177e4 LT |
2497 | if (test_and_clear_bit(FCPORT_RESCAN_NEEDED, &ha->dpc_flags)) { |
2498 | ||
2499 | DEBUG(printk("scsi(%ld): Rescan flagged fcports...\n", | |
2500 | ha->host_no)); | |
2501 | ||
2502 | qla2x00_rescan_fcports(ha); | |
2503 | ||
2504 | DEBUG(printk("scsi(%ld): Rescan flagged fcports..." | |
2505 | "end.\n", | |
2506 | ha->host_no)); | |
2507 | } | |
2508 | ||
1da177e4 | 2509 | if (!ha->interrupts_on) |
fd34f556 | 2510 | ha->isp_ops->enable_intrs(ha); |
1da177e4 | 2511 | |
f6df144c | 2512 | if (test_and_clear_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags)) |
fd34f556 | 2513 | ha->isp_ops->beacon_blink(ha); |
f6df144c | 2514 | |
2c3dfe3f SJ |
2515 | qla2x00_do_dpc_all_vps(ha); |
2516 | ||
1da177e4 LT |
2517 | ha->dpc_active = 0; |
2518 | } /* End of while(1) */ | |
2519 | ||
2520 | DEBUG(printk("scsi(%ld): DPC handler exiting\n", ha->host_no)); | |
2521 | ||
2522 | /* | |
2523 | * Make sure that nobody tries to wake us up again. | |
2524 | */ | |
1da177e4 LT |
2525 | ha->dpc_active = 0; |
2526 | ||
39a11240 CH |
2527 | return 0; |
2528 | } | |
2529 | ||
2530 | void | |
2531 | qla2xxx_wake_dpc(scsi_qla_host_t *ha) | |
2532 | { | |
2533 | if (ha->dpc_thread) | |
2534 | wake_up_process(ha->dpc_thread); | |
1da177e4 LT |
2535 | } |
2536 | ||
1da177e4 LT |
2537 | /* |
2538 | * qla2x00_rst_aen | |
2539 | * Processes asynchronous reset. | |
2540 | * | |
2541 | * Input: | |
2542 | * ha = adapter block pointer. | |
2543 | */ | |
2544 | static void | |
fa2a1ce5 | 2545 | qla2x00_rst_aen(scsi_qla_host_t *ha) |
1da177e4 LT |
2546 | { |
2547 | if (ha->flags.online && !ha->flags.reset_active && | |
2548 | !atomic_read(&ha->loop_down_timer) && | |
2549 | !(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags))) { | |
2550 | do { | |
2551 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
2552 | ||
2553 | /* | |
2554 | * Issue marker command only when we are going to start | |
2555 | * the I/O. | |
2556 | */ | |
2557 | ha->marker_needed = 1; | |
2558 | } while (!atomic_read(&ha->loop_down_timer) && | |
2559 | (test_bit(RESET_MARKER_NEEDED, &ha->dpc_flags))); | |
2560 | } | |
2561 | } | |
2562 | ||
f4f051eb | 2563 | static void |
2564 | qla2x00_sp_free_dma(scsi_qla_host_t *ha, srb_t *sp) | |
2565 | { | |
2566 | struct scsi_cmnd *cmd = sp->cmd; | |
2567 | ||
2568 | if (sp->flags & SRB_DMA_VALID) { | |
385d70b4 | 2569 | scsi_dma_unmap(cmd); |
f4f051eb | 2570 | sp->flags &= ~SRB_DMA_VALID; |
2571 | } | |
fca29703 | 2572 | CMD_SP(cmd) = NULL; |
f4f051eb | 2573 | } |
2574 | ||
2575 | void | |
2576 | qla2x00_sp_compl(scsi_qla_host_t *ha, srb_t *sp) | |
2577 | { | |
2578 | struct scsi_cmnd *cmd = sp->cmd; | |
2579 | ||
2580 | qla2x00_sp_free_dma(ha, sp); | |
2581 | ||
f4f051eb | 2582 | mempool_free(sp, ha->srb_mempool); |
2583 | ||
2584 | cmd->scsi_done(cmd); | |
2585 | } | |
bdf79621 | 2586 | |
1da177e4 LT |
2587 | /************************************************************************** |
2588 | * qla2x00_timer | |
2589 | * | |
2590 | * Description: | |
2591 | * One second timer | |
2592 | * | |
2593 | * Context: Interrupt | |
2594 | ***************************************************************************/ | |
2c3dfe3f | 2595 | void |
1da177e4 LT |
2596 | qla2x00_timer(scsi_qla_host_t *ha) |
2597 | { | |
1da177e4 LT |
2598 | unsigned long cpu_flags = 0; |
2599 | fc_port_t *fcport; | |
1da177e4 LT |
2600 | int start_dpc = 0; |
2601 | int index; | |
2602 | srb_t *sp; | |
f4f051eb | 2603 | int t; |
2c3dfe3f | 2604 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2605 | |
2606 | /* | |
2607 | * Ports - Port down timer. | |
2608 | * | |
2609 | * Whenever, a port is in the LOST state we start decrementing its port | |
2610 | * down timer every second until it reaches zero. Once it reaches zero | |
fa2a1ce5 | 2611 | * the port it marked DEAD. |
1da177e4 LT |
2612 | */ |
2613 | t = 0; | |
2614 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2615 | if (fcport->port_type != FCT_TARGET) | |
2616 | continue; | |
2617 | ||
2618 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2619 | ||
2620 | if (atomic_read(&fcport->port_down_timer) == 0) | |
2621 | continue; | |
2622 | ||
fa2a1ce5 | 2623 | if (atomic_dec_and_test(&fcport->port_down_timer) != 0) |
1da177e4 | 2624 | atomic_set(&fcport->state, FCS_DEVICE_DEAD); |
fa2a1ce5 | 2625 | |
1da177e4 | 2626 | DEBUG(printk("scsi(%ld): fcport-%d - port retry count: " |
fca29703 | 2627 | "%d remaining\n", |
1da177e4 LT |
2628 | ha->host_no, |
2629 | t, atomic_read(&fcport->port_down_timer))); | |
2630 | } | |
2631 | t++; | |
2632 | } /* End of for fcport */ | |
2633 | ||
1da177e4 LT |
2634 | |
2635 | /* Loop down handler. */ | |
2636 | if (atomic_read(&ha->loop_down_timer) > 0 && | |
2637 | !(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags)) && ha->flags.online) { | |
2638 | ||
2639 | if (atomic_read(&ha->loop_down_timer) == | |
2640 | ha->loop_down_abort_time) { | |
2641 | ||
2642 | DEBUG(printk("scsi(%ld): Loop Down - aborting the " | |
2643 | "queues before time expire\n", | |
2644 | ha->host_no)); | |
2645 | ||
2646 | if (!IS_QLA2100(ha) && ha->link_down_timeout) | |
fa2a1ce5 | 2647 | atomic_set(&ha->loop_state, LOOP_DEAD); |
1da177e4 LT |
2648 | |
2649 | /* Schedule an ISP abort to return any tape commands. */ | |
2c3dfe3f SJ |
2650 | /* NPIV - scan physical port only */ |
2651 | if (!ha->parent) { | |
2652 | spin_lock_irqsave(&ha->hardware_lock, | |
2653 | cpu_flags); | |
2654 | for (index = 1; | |
2655 | index < MAX_OUTSTANDING_COMMANDS; | |
2656 | index++) { | |
2657 | fc_port_t *sfcp; | |
2658 | ||
2659 | sp = ha->outstanding_cmds[index]; | |
2660 | if (!sp) | |
2661 | continue; | |
2662 | sfcp = sp->fcport; | |
2663 | if (!(sfcp->flags & FCF_TAPE_PRESENT)) | |
2664 | continue; | |
bdf79621 | 2665 | |
2c3dfe3f SJ |
2666 | set_bit(ISP_ABORT_NEEDED, |
2667 | &ha->dpc_flags); | |
2668 | break; | |
2669 | } | |
2670 | spin_unlock_irqrestore(&ha->hardware_lock, | |
2671 | cpu_flags); | |
1da177e4 | 2672 | } |
1da177e4 LT |
2673 | set_bit(ABORT_QUEUES_NEEDED, &ha->dpc_flags); |
2674 | start_dpc++; | |
2675 | } | |
2676 | ||
2677 | /* if the loop has been down for 4 minutes, reinit adapter */ | |
2678 | if (atomic_dec_and_test(&ha->loop_down_timer) != 0) { | |
2679 | DEBUG(printk("scsi(%ld): Loop down exceed 4 mins - " | |
2680 | "restarting queues.\n", | |
2681 | ha->host_no)); | |
2682 | ||
2683 | set_bit(RESTART_QUEUES_NEEDED, &ha->dpc_flags); | |
2684 | start_dpc++; | |
2685 | ||
2686 | if (!(ha->device_flags & DFLG_NO_CABLE)) { | |
2687 | DEBUG(printk("scsi(%ld): Loop down - " | |
2688 | "aborting ISP.\n", | |
2689 | ha->host_no)); | |
2690 | qla_printk(KERN_WARNING, ha, | |
2691 | "Loop down - aborting ISP.\n"); | |
2692 | ||
2693 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
2694 | } | |
2695 | } | |
fca29703 | 2696 | DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n", |
1da177e4 LT |
2697 | ha->host_no, |
2698 | atomic_read(&ha->loop_down_timer))); | |
2699 | } | |
2700 | ||
f6df144c | 2701 | /* Check if beacon LED needs to be blinked */ |
2702 | if (ha->beacon_blink_led == 1) { | |
2703 | set_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags); | |
2704 | start_dpc++; | |
2705 | } | |
2706 | ||
1da177e4 LT |
2707 | /* Schedule the DPC routine if needed */ |
2708 | if ((test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || | |
2709 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) || | |
91ca7b01 | 2710 | test_bit(LOOP_RESET_NEEDED, &ha->dpc_flags) || |
d97994dc | 2711 | test_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags) || |
1da177e4 LT |
2712 | start_dpc || |
2713 | test_bit(LOGIN_RETRY_NEEDED, &ha->dpc_flags) || | |
f4f051eb | 2714 | test_bit(RESET_MARKER_NEEDED, &ha->dpc_flags) || |
f6df144c | 2715 | test_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags) || |
2c3dfe3f | 2716 | test_bit(VP_DPC_NEEDED, &ha->dpc_flags) || |
39a11240 | 2717 | test_bit(RELOGIN_NEEDED, &ha->dpc_flags))) |
2c3dfe3f | 2718 | qla2xxx_wake_dpc(pha); |
1da177e4 LT |
2719 | |
2720 | qla2x00_restart_timer(ha, WATCH_INTERVAL); | |
2721 | } | |
2722 | ||
1da177e4 LT |
2723 | /* XXX(hch): crude hack to emulate a down_timeout() */ |
2724 | int | |
2725 | qla2x00_down_timeout(struct semaphore *sema, unsigned long timeout) | |
2726 | { | |
fe74c71f AV |
2727 | const unsigned int step = 100; /* msecs */ |
2728 | unsigned int iterations = jiffies_to_msecs(timeout)/100; | |
1da177e4 LT |
2729 | |
2730 | do { | |
2731 | if (!down_trylock(sema)) | |
2732 | return 0; | |
fe74c71f | 2733 | if (msleep_interruptible(step)) |
1da177e4 | 2734 | break; |
88f5774b | 2735 | } while (--iterations > 0); |
1da177e4 LT |
2736 | |
2737 | return -ETIMEDOUT; | |
2738 | } | |
2739 | ||
5433383e AV |
2740 | /* Firmware interface routines. */ |
2741 | ||
c3a2f0df | 2742 | #define FW_BLOBS 6 |
5433383e AV |
2743 | #define FW_ISP21XX 0 |
2744 | #define FW_ISP22XX 1 | |
2745 | #define FW_ISP2300 2 | |
2746 | #define FW_ISP2322 3 | |
48c02fde | 2747 | #define FW_ISP24XX 4 |
c3a2f0df | 2748 | #define FW_ISP25XX 5 |
5433383e | 2749 | |
bb8ee499 AV |
2750 | #define FW_FILE_ISP21XX "ql2100_fw.bin" |
2751 | #define FW_FILE_ISP22XX "ql2200_fw.bin" | |
2752 | #define FW_FILE_ISP2300 "ql2300_fw.bin" | |
2753 | #define FW_FILE_ISP2322 "ql2322_fw.bin" | |
2754 | #define FW_FILE_ISP24XX "ql2400_fw.bin" | |
c3a2f0df | 2755 | #define FW_FILE_ISP25XX "ql2500_fw.bin" |
bb8ee499 | 2756 | |
5433383e AV |
2757 | static DECLARE_MUTEX(qla_fw_lock); |
2758 | ||
2759 | static struct fw_blob qla_fw_blobs[FW_BLOBS] = { | |
bb8ee499 AV |
2760 | { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, }, |
2761 | { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, }, | |
2762 | { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, }, | |
2763 | { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, }, | |
2764 | { .name = FW_FILE_ISP24XX, }, | |
c3a2f0df | 2765 | { .name = FW_FILE_ISP25XX, }, |
5433383e AV |
2766 | }; |
2767 | ||
2768 | struct fw_blob * | |
2769 | qla2x00_request_firmware(scsi_qla_host_t *ha) | |
2770 | { | |
2771 | struct fw_blob *blob; | |
2772 | ||
2773 | blob = NULL; | |
2774 | if (IS_QLA2100(ha)) { | |
2775 | blob = &qla_fw_blobs[FW_ISP21XX]; | |
2776 | } else if (IS_QLA2200(ha)) { | |
2777 | blob = &qla_fw_blobs[FW_ISP22XX]; | |
48c02fde | 2778 | } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { |
5433383e | 2779 | blob = &qla_fw_blobs[FW_ISP2300]; |
48c02fde | 2780 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) { |
5433383e | 2781 | blob = &qla_fw_blobs[FW_ISP2322]; |
044cc6c8 | 2782 | } else if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { |
5433383e | 2783 | blob = &qla_fw_blobs[FW_ISP24XX]; |
c3a2f0df AV |
2784 | } else if (IS_QLA25XX(ha)) { |
2785 | blob = &qla_fw_blobs[FW_ISP25XX]; | |
5433383e AV |
2786 | } |
2787 | ||
2788 | down(&qla_fw_lock); | |
2789 | if (blob->fw) | |
2790 | goto out; | |
2791 | ||
2792 | if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) { | |
2793 | DEBUG2(printk("scsi(%ld): Failed to load firmware image " | |
2794 | "(%s).\n", ha->host_no, blob->name)); | |
2795 | blob->fw = NULL; | |
2796 | blob = NULL; | |
2797 | goto out; | |
2798 | } | |
2799 | ||
2800 | out: | |
2801 | up(&qla_fw_lock); | |
2802 | return blob; | |
2803 | } | |
2804 | ||
2805 | static void | |
2806 | qla2x00_release_firmware(void) | |
2807 | { | |
2808 | int idx; | |
2809 | ||
2810 | down(&qla_fw_lock); | |
2811 | for (idx = 0; idx < FW_BLOBS; idx++) | |
2812 | if (qla_fw_blobs[idx].fw) | |
2813 | release_firmware(qla_fw_blobs[idx].fw); | |
2814 | up(&qla_fw_lock); | |
2815 | } | |
2816 | ||
5433383e | 2817 | static struct pci_device_id qla2xxx_pci_tbl[] = { |
47f5e069 AV |
2818 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) }, |
2819 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) }, | |
2820 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) }, | |
2821 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) }, | |
2822 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) }, | |
2823 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) }, | |
2824 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) }, | |
2825 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) }, | |
2826 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) }, | |
2827 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) }, | |
2828 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) }, | |
c3a2f0df | 2829 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) }, |
5433383e AV |
2830 | { 0 }, |
2831 | }; | |
2832 | MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl); | |
2833 | ||
fca29703 | 2834 | static struct pci_driver qla2xxx_pci_driver = { |
cb63067a | 2835 | .name = QLA2XXX_DRIVER_NAME, |
0a21ef1e JB |
2836 | .driver = { |
2837 | .owner = THIS_MODULE, | |
2838 | }, | |
fca29703 | 2839 | .id_table = qla2xxx_pci_tbl, |
7ee61397 AV |
2840 | .probe = qla2x00_probe_one, |
2841 | .remove = __devexit_p(qla2x00_remove_one), | |
fca29703 AV |
2842 | }; |
2843 | ||
1da177e4 LT |
2844 | /** |
2845 | * qla2x00_module_init - Module initialization. | |
2846 | **/ | |
2847 | static int __init | |
2848 | qla2x00_module_init(void) | |
2849 | { | |
fca29703 AV |
2850 | int ret = 0; |
2851 | ||
1da177e4 | 2852 | /* Allocate cache for SRBs. */ |
354d6b21 | 2853 | srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0, |
20c2df83 | 2854 | SLAB_HWCACHE_ALIGN, NULL); |
1da177e4 LT |
2855 | if (srb_cachep == NULL) { |
2856 | printk(KERN_ERR | |
2857 | "qla2xxx: Unable to allocate SRB cache...Failing load!\n"); | |
2858 | return -ENOMEM; | |
2859 | } | |
2860 | ||
2861 | /* Derive version string. */ | |
2862 | strcpy(qla2x00_version_str, QLA2XXX_VERSION); | |
11010fec | 2863 | if (ql2xextended_error_logging) |
0181944f AV |
2864 | strcat(qla2x00_version_str, "-debug"); |
2865 | ||
1c97a12a AV |
2866 | qla2xxx_transport_template = |
2867 | fc_attach_transport(&qla2xxx_transport_functions); | |
2c3dfe3f SJ |
2868 | if (!qla2xxx_transport_template) { |
2869 | kmem_cache_destroy(srb_cachep); | |
1da177e4 | 2870 | return -ENODEV; |
2c3dfe3f SJ |
2871 | } |
2872 | qla2xxx_transport_vport_template = | |
2873 | fc_attach_transport(&qla2xxx_transport_vport_functions); | |
2874 | if (!qla2xxx_transport_vport_template) { | |
2875 | kmem_cache_destroy(srb_cachep); | |
2876 | fc_release_transport(qla2xxx_transport_template); | |
1da177e4 | 2877 | return -ENODEV; |
2c3dfe3f | 2878 | } |
1da177e4 LT |
2879 | |
2880 | printk(KERN_INFO "QLogic Fibre Channel HBA Driver\n"); | |
7ee61397 | 2881 | ret = pci_register_driver(&qla2xxx_pci_driver); |
fca29703 AV |
2882 | if (ret) { |
2883 | kmem_cache_destroy(srb_cachep); | |
2884 | fc_release_transport(qla2xxx_transport_template); | |
2c3dfe3f | 2885 | fc_release_transport(qla2xxx_transport_vport_template); |
fca29703 AV |
2886 | } |
2887 | return ret; | |
1da177e4 LT |
2888 | } |
2889 | ||
2890 | /** | |
2891 | * qla2x00_module_exit - Module cleanup. | |
2892 | **/ | |
2893 | static void __exit | |
2894 | qla2x00_module_exit(void) | |
2895 | { | |
7ee61397 | 2896 | pci_unregister_driver(&qla2xxx_pci_driver); |
5433383e | 2897 | qla2x00_release_firmware(); |
354d6b21 | 2898 | kmem_cache_destroy(srb_cachep); |
1da177e4 | 2899 | fc_release_transport(qla2xxx_transport_template); |
2c3dfe3f | 2900 | fc_release_transport(qla2xxx_transport_vport_template); |
1da177e4 LT |
2901 | } |
2902 | ||
2903 | module_init(qla2x00_module_init); | |
2904 | module_exit(qla2x00_module_exit); | |
2905 | ||
2906 | MODULE_AUTHOR("QLogic Corporation"); | |
2907 | MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver"); | |
2908 | MODULE_LICENSE("GPL"); | |
2909 | MODULE_VERSION(QLA2XXX_VERSION); | |
bb8ee499 AV |
2910 | MODULE_FIRMWARE(FW_FILE_ISP21XX); |
2911 | MODULE_FIRMWARE(FW_FILE_ISP22XX); | |
2912 | MODULE_FIRMWARE(FW_FILE_ISP2300); | |
2913 | MODULE_FIRMWARE(FW_FILE_ISP2322); | |
2914 | MODULE_FIRMWARE(FW_FILE_ISP24XX); |