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Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
fa90c54f | 2 | * QLogic Fibre Channel HBA Driver |
01e58d8e | 3 | * Copyright (c) 2003-2008 QLogic Corporation |
1da177e4 | 4 | * |
fa90c54f | 5 | * See LICENSE.qla2xxx for copyright and licensing details. |
1da177e4 LT |
6 | */ |
7 | #include "qla_def.h" | |
8 | ||
9 | #include <linux/moduleparam.h> | |
10 | #include <linux/vmalloc.h> | |
1da177e4 | 11 | #include <linux/delay.h> |
39a11240 | 12 | #include <linux/kthread.h> |
e1e82b6f | 13 | #include <linux/mutex.h> |
1da177e4 LT |
14 | |
15 | #include <scsi/scsi_tcq.h> | |
16 | #include <scsi/scsicam.h> | |
17 | #include <scsi/scsi_transport.h> | |
18 | #include <scsi/scsi_transport_fc.h> | |
19 | ||
20 | /* | |
21 | * Driver version | |
22 | */ | |
23 | char qla2x00_version_str[40]; | |
24 | ||
25 | /* | |
26 | * SRB allocation cache | |
27 | */ | |
e18b890b | 28 | static struct kmem_cache *srb_cachep; |
1da177e4 | 29 | |
2c3dfe3f | 30 | int num_hosts; |
1da177e4 LT |
31 | int ql2xlogintimeout = 20; |
32 | module_param(ql2xlogintimeout, int, S_IRUGO|S_IRUSR); | |
33 | MODULE_PARM_DESC(ql2xlogintimeout, | |
34 | "Login timeout value in seconds."); | |
35 | ||
a7b61842 | 36 | int qlport_down_retry; |
1da177e4 LT |
37 | module_param(qlport_down_retry, int, S_IRUGO|S_IRUSR); |
38 | MODULE_PARM_DESC(qlport_down_retry, | |
900d9f98 | 39 | "Maximum number of command retries to a port that returns " |
1da177e4 LT |
40 | "a PORT-DOWN status."); |
41 | ||
1da177e4 LT |
42 | int ql2xplogiabsentdevice; |
43 | module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR); | |
44 | MODULE_PARM_DESC(ql2xplogiabsentdevice, | |
45 | "Option to enable PLOGI to devices that are not present after " | |
900d9f98 | 46 | "a Fabric scan. This is needed for several broken switches. " |
1da177e4 LT |
47 | "Default is 0 - no PLOGI. 1 - perfom PLOGI."); |
48 | ||
1da177e4 LT |
49 | int ql2xloginretrycount = 0; |
50 | module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR); | |
51 | MODULE_PARM_DESC(ql2xloginretrycount, | |
52 | "Specify an alternate value for the NVRAM login retry count."); | |
53 | ||
a7a167bf AV |
54 | int ql2xallocfwdump = 1; |
55 | module_param(ql2xallocfwdump, int, S_IRUGO|S_IRUSR); | |
56 | MODULE_PARM_DESC(ql2xallocfwdump, | |
57 | "Option to enable allocation of memory for a firmware dump " | |
58 | "during HBA initialization. Memory allocation requirements " | |
59 | "vary by ISP type. Default is 1 - allocate memory."); | |
60 | ||
11010fec | 61 | int ql2xextended_error_logging; |
27d94035 | 62 | module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR); |
11010fec | 63 | MODULE_PARM_DESC(ql2xextended_error_logging, |
0181944f AV |
64 | "Option to enable extended error logging, " |
65 | "Default is 0 - no logging. 1 - log errors."); | |
66 | ||
1da177e4 LT |
67 | static void qla2x00_free_device(scsi_qla_host_t *); |
68 | ||
69 | static void qla2x00_config_dma_addressing(scsi_qla_host_t *ha); | |
70 | ||
7e47e5ca | 71 | int ql2xfdmienable=1; |
cca5335c AV |
72 | module_param(ql2xfdmienable, int, S_IRUGO|S_IRUSR); |
73 | MODULE_PARM_DESC(ql2xfdmienable, | |
74 | "Enables FDMI registratons " | |
75 | "Default is 0 - no FDMI. 1 - perfom FDMI."); | |
76 | ||
df7baa50 AV |
77 | #define MAX_Q_DEPTH 32 |
78 | static int ql2xmaxqdepth = MAX_Q_DEPTH; | |
79 | module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR); | |
80 | MODULE_PARM_DESC(ql2xmaxqdepth, | |
81 | "Maximum queue depth to report for target devices."); | |
82 | ||
83 | int ql2xqfullrampup = 120; | |
84 | module_param(ql2xqfullrampup, int, S_IRUGO|S_IWUSR); | |
85 | MODULE_PARM_DESC(ql2xqfullrampup, | |
86 | "Number of seconds to wait to begin to ramp-up the queue " | |
87 | "depth for a device after a queue-full condition has been " | |
88 | "detected. Default is 120 seconds."); | |
89 | ||
1da177e4 | 90 | /* |
fa2a1ce5 | 91 | * SCSI host template entry points |
1da177e4 LT |
92 | */ |
93 | static int qla2xxx_slave_configure(struct scsi_device * device); | |
f4f051eb | 94 | static int qla2xxx_slave_alloc(struct scsi_device *); |
1e99e33a AV |
95 | static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time); |
96 | static void qla2xxx_scan_start(struct Scsi_Host *); | |
f4f051eb | 97 | static void qla2xxx_slave_destroy(struct scsi_device *); |
1da177e4 LT |
98 | static int qla2x00_queuecommand(struct scsi_cmnd *cmd, |
99 | void (*fn)(struct scsi_cmnd *)); | |
fca29703 AV |
100 | static int qla24xx_queuecommand(struct scsi_cmnd *cmd, |
101 | void (*fn)(struct scsi_cmnd *)); | |
1da177e4 LT |
102 | static int qla2xxx_eh_abort(struct scsi_cmnd *); |
103 | static int qla2xxx_eh_device_reset(struct scsi_cmnd *); | |
523ec773 | 104 | static int qla2xxx_eh_target_reset(struct scsi_cmnd *); |
1da177e4 LT |
105 | static int qla2xxx_eh_bus_reset(struct scsi_cmnd *); |
106 | static int qla2xxx_eh_host_reset(struct scsi_cmnd *); | |
1da177e4 | 107 | |
ce7e4af7 AV |
108 | static int qla2x00_change_queue_depth(struct scsi_device *, int); |
109 | static int qla2x00_change_queue_type(struct scsi_device *, int); | |
110 | ||
a824ebb3 | 111 | static struct scsi_host_template qla2x00_driver_template = { |
1da177e4 | 112 | .module = THIS_MODULE, |
cb63067a | 113 | .name = QLA2XXX_DRIVER_NAME, |
1da177e4 LT |
114 | .queuecommand = qla2x00_queuecommand, |
115 | ||
116 | .eh_abort_handler = qla2xxx_eh_abort, | |
117 | .eh_device_reset_handler = qla2xxx_eh_device_reset, | |
523ec773 | 118 | .eh_target_reset_handler = qla2xxx_eh_target_reset, |
1da177e4 LT |
119 | .eh_bus_reset_handler = qla2xxx_eh_bus_reset, |
120 | .eh_host_reset_handler = qla2xxx_eh_host_reset, | |
121 | ||
122 | .slave_configure = qla2xxx_slave_configure, | |
123 | ||
f4f051eb AV |
124 | .slave_alloc = qla2xxx_slave_alloc, |
125 | .slave_destroy = qla2xxx_slave_destroy, | |
1e99e33a AV |
126 | .scan_finished = qla2xxx_scan_finished, |
127 | .scan_start = qla2xxx_scan_start, | |
ce7e4af7 AV |
128 | .change_queue_depth = qla2x00_change_queue_depth, |
129 | .change_queue_type = qla2x00_change_queue_type, | |
1da177e4 LT |
130 | .this_id = -1, |
131 | .cmd_per_lun = 3, | |
132 | .use_clustering = ENABLE_CLUSTERING, | |
133 | .sg_tablesize = SG_ALL, | |
134 | ||
135 | /* | |
136 | * The RISC allows for each command to transfer (2^32-1) bytes of data, | |
137 | * which equates to 0x800000 sectors. | |
138 | */ | |
139 | .max_sectors = 0xFFFF, | |
afb046e2 | 140 | .shost_attrs = qla2x00_host_attrs, |
1da177e4 LT |
141 | }; |
142 | ||
2c3dfe3f | 143 | struct scsi_host_template qla24xx_driver_template = { |
fca29703 | 144 | .module = THIS_MODULE, |
cb63067a | 145 | .name = QLA2XXX_DRIVER_NAME, |
fca29703 AV |
146 | .queuecommand = qla24xx_queuecommand, |
147 | ||
148 | .eh_abort_handler = qla2xxx_eh_abort, | |
149 | .eh_device_reset_handler = qla2xxx_eh_device_reset, | |
523ec773 | 150 | .eh_target_reset_handler = qla2xxx_eh_target_reset, |
fca29703 AV |
151 | .eh_bus_reset_handler = qla2xxx_eh_bus_reset, |
152 | .eh_host_reset_handler = qla2xxx_eh_host_reset, | |
153 | ||
154 | .slave_configure = qla2xxx_slave_configure, | |
155 | ||
156 | .slave_alloc = qla2xxx_slave_alloc, | |
157 | .slave_destroy = qla2xxx_slave_destroy, | |
ed677086 AV |
158 | .scan_finished = qla2xxx_scan_finished, |
159 | .scan_start = qla2xxx_scan_start, | |
ce7e4af7 AV |
160 | .change_queue_depth = qla2x00_change_queue_depth, |
161 | .change_queue_type = qla2x00_change_queue_type, | |
fca29703 AV |
162 | .this_id = -1, |
163 | .cmd_per_lun = 3, | |
164 | .use_clustering = ENABLE_CLUSTERING, | |
165 | .sg_tablesize = SG_ALL, | |
166 | ||
167 | .max_sectors = 0xFFFF, | |
afb046e2 | 168 | .shost_attrs = qla2x00_host_attrs, |
fca29703 AV |
169 | }; |
170 | ||
1da177e4 | 171 | static struct scsi_transport_template *qla2xxx_transport_template = NULL; |
2c3dfe3f | 172 | struct scsi_transport_template *qla2xxx_transport_vport_template = NULL; |
1da177e4 | 173 | |
1da177e4 LT |
174 | /* TODO Convert to inlines |
175 | * | |
176 | * Timer routines | |
177 | */ | |
1da177e4 | 178 | |
2c3dfe3f | 179 | __inline__ void |
1da177e4 LT |
180 | qla2x00_start_timer(scsi_qla_host_t *ha, void *func, unsigned long interval) |
181 | { | |
182 | init_timer(&ha->timer); | |
183 | ha->timer.expires = jiffies + interval * HZ; | |
184 | ha->timer.data = (unsigned long)ha; | |
185 | ha->timer.function = (void (*)(unsigned long))func; | |
186 | add_timer(&ha->timer); | |
187 | ha->timer_active = 1; | |
188 | } | |
189 | ||
190 | static inline void | |
191 | qla2x00_restart_timer(scsi_qla_host_t *ha, unsigned long interval) | |
192 | { | |
193 | mod_timer(&ha->timer, jiffies + interval * HZ); | |
194 | } | |
195 | ||
a824ebb3 | 196 | static __inline__ void |
1da177e4 LT |
197 | qla2x00_stop_timer(scsi_qla_host_t *ha) |
198 | { | |
199 | del_timer_sync(&ha->timer); | |
200 | ha->timer_active = 0; | |
201 | } | |
202 | ||
1da177e4 LT |
203 | static int qla2x00_do_dpc(void *data); |
204 | ||
205 | static void qla2x00_rst_aen(scsi_qla_host_t *); | |
206 | ||
e8711085 | 207 | static int qla2x00_mem_alloc(scsi_qla_host_t *); |
a824ebb3 | 208 | static void qla2x00_mem_free(scsi_qla_host_t *ha); |
f4f051eb | 209 | static void qla2x00_sp_free_dma(scsi_qla_host_t *, srb_t *); |
1da177e4 | 210 | |
1da177e4 LT |
211 | /* -------------------------------------------------------------------------- */ |
212 | ||
1da177e4 | 213 | static char * |
abbd8870 | 214 | qla2x00_pci_info_str(struct scsi_qla_host *ha, char *str) |
1da177e4 LT |
215 | { |
216 | static char *pci_bus_modes[] = { | |
217 | "33", "66", "100", "133", | |
218 | }; | |
219 | uint16_t pci_bus; | |
220 | ||
221 | strcpy(str, "PCI"); | |
222 | pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9; | |
223 | if (pci_bus) { | |
224 | strcat(str, "-X ("); | |
225 | strcat(str, pci_bus_modes[pci_bus]); | |
226 | } else { | |
227 | pci_bus = (ha->pci_attr & BIT_8) >> 8; | |
228 | strcat(str, " ("); | |
229 | strcat(str, pci_bus_modes[pci_bus]); | |
230 | } | |
231 | strcat(str, " MHz)"); | |
232 | ||
233 | return (str); | |
234 | } | |
235 | ||
fca29703 AV |
236 | static char * |
237 | qla24xx_pci_info_str(struct scsi_qla_host *ha, char *str) | |
238 | { | |
239 | static char *pci_bus_modes[] = { "33", "66", "100", "133", }; | |
240 | uint32_t pci_bus; | |
241 | int pcie_reg; | |
242 | ||
243 | pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); | |
244 | if (pcie_reg) { | |
245 | char lwstr[6]; | |
246 | uint16_t pcie_lstat, lspeed, lwidth; | |
247 | ||
248 | pcie_reg += 0x12; | |
249 | pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat); | |
250 | lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3); | |
251 | lwidth = (pcie_lstat & | |
252 | (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4; | |
253 | ||
254 | strcpy(str, "PCIe ("); | |
255 | if (lspeed == 1) | |
c87a0d8c | 256 | strcat(str, "2.5GT/s "); |
c3a2f0df | 257 | else if (lspeed == 2) |
c87a0d8c | 258 | strcat(str, "5.0GT/s "); |
fca29703 AV |
259 | else |
260 | strcat(str, "<unknown> "); | |
261 | snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth); | |
262 | strcat(str, lwstr); | |
263 | ||
264 | return str; | |
265 | } | |
266 | ||
267 | strcpy(str, "PCI"); | |
268 | pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8; | |
269 | if (pci_bus == 0 || pci_bus == 8) { | |
270 | strcat(str, " ("); | |
271 | strcat(str, pci_bus_modes[pci_bus >> 3]); | |
272 | } else { | |
273 | strcat(str, "-X "); | |
274 | if (pci_bus & BIT_2) | |
275 | strcat(str, "Mode 2"); | |
276 | else | |
277 | strcat(str, "Mode 1"); | |
278 | strcat(str, " ("); | |
279 | strcat(str, pci_bus_modes[pci_bus & ~BIT_2]); | |
280 | } | |
281 | strcat(str, " MHz)"); | |
282 | ||
283 | return str; | |
284 | } | |
285 | ||
e5f82ab8 | 286 | static char * |
abbd8870 | 287 | qla2x00_fw_version_str(struct scsi_qla_host *ha, char *str) |
1da177e4 LT |
288 | { |
289 | char un_str[10]; | |
fa2a1ce5 | 290 | |
1da177e4 LT |
291 | sprintf(str, "%d.%02d.%02d ", ha->fw_major_version, |
292 | ha->fw_minor_version, | |
293 | ha->fw_subminor_version); | |
294 | ||
295 | if (ha->fw_attributes & BIT_9) { | |
296 | strcat(str, "FLX"); | |
297 | return (str); | |
298 | } | |
299 | ||
300 | switch (ha->fw_attributes & 0xFF) { | |
301 | case 0x7: | |
302 | strcat(str, "EF"); | |
303 | break; | |
304 | case 0x17: | |
305 | strcat(str, "TP"); | |
306 | break; | |
307 | case 0x37: | |
308 | strcat(str, "IP"); | |
309 | break; | |
310 | case 0x77: | |
311 | strcat(str, "VI"); | |
312 | break; | |
313 | default: | |
314 | sprintf(un_str, "(%x)", ha->fw_attributes); | |
315 | strcat(str, un_str); | |
316 | break; | |
317 | } | |
318 | if (ha->fw_attributes & 0x100) | |
319 | strcat(str, "X"); | |
320 | ||
321 | return (str); | |
322 | } | |
323 | ||
e5f82ab8 | 324 | static char * |
fca29703 AV |
325 | qla24xx_fw_version_str(struct scsi_qla_host *ha, char *str) |
326 | { | |
f0883ac6 AV |
327 | sprintf(str, "%d.%02d.%02d ", ha->fw_major_version, |
328 | ha->fw_minor_version, | |
329 | ha->fw_subminor_version); | |
330 | ||
fca29703 AV |
331 | if (ha->fw_attributes & BIT_0) |
332 | strcat(str, "[Class 2] "); | |
333 | if (ha->fw_attributes & BIT_1) | |
334 | strcat(str, "[IP] "); | |
335 | if (ha->fw_attributes & BIT_2) | |
336 | strcat(str, "[Multi-ID] "); | |
c3a2f0df AV |
337 | if (ha->fw_attributes & BIT_3) |
338 | strcat(str, "[SB-2] "); | |
339 | if (ha->fw_attributes & BIT_4) | |
340 | strcat(str, "[T10 CRC] "); | |
341 | if (ha->fw_attributes & BIT_5) | |
342 | strcat(str, "[VI] "); | |
4d4df193 HK |
343 | if (ha->fw_attributes & BIT_10) |
344 | strcat(str, "[84XX] "); | |
fca29703 AV |
345 | if (ha->fw_attributes & BIT_13) |
346 | strcat(str, "[Experimental]"); | |
347 | return str; | |
fca29703 AV |
348 | } |
349 | ||
350 | static inline srb_t * | |
351 | qla2x00_get_new_sp(scsi_qla_host_t *ha, fc_port_t *fcport, | |
352 | struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) | |
353 | { | |
354 | srb_t *sp; | |
355 | ||
356 | sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC); | |
357 | if (!sp) | |
358 | return sp; | |
359 | ||
fca29703 AV |
360 | sp->ha = ha; |
361 | sp->fcport = fcport; | |
362 | sp->cmd = cmd; | |
363 | sp->flags = 0; | |
364 | CMD_SP(cmd) = (void *)sp; | |
365 | cmd->scsi_done = done; | |
366 | ||
367 | return sp; | |
368 | } | |
369 | ||
1da177e4 | 370 | static int |
f4f051eb | 371 | qla2x00_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
1da177e4 | 372 | { |
f363b943 | 373 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
bdf79621 | 374 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
19a7b4ae | 375 | struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); |
f4f051eb AV |
376 | srb_t *sp; |
377 | int rval; | |
1da177e4 | 378 | |
14e660e6 SJ |
379 | if (unlikely(pci_channel_offline(ha->pdev))) { |
380 | cmd->result = DID_REQUEUE << 16; | |
381 | goto qc_fail_command; | |
382 | } | |
383 | ||
19a7b4ae JSEC |
384 | rval = fc_remote_port_chkready(rport); |
385 | if (rval) { | |
386 | cmd->result = rval; | |
f4f051eb AV |
387 | goto qc_fail_command; |
388 | } | |
1da177e4 | 389 | |
387f96b4 AV |
390 | /* Close window on fcport/rport state-transitioning. */ |
391 | if (!*(fc_port_t **)rport->dd_data) { | |
392 | cmd->result = DID_IMM_RETRY << 16; | |
393 | goto qc_fail_command; | |
394 | } | |
395 | ||
f4f051eb AV |
396 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
397 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || | |
398 | atomic_read(&ha->loop_state) == LOOP_DEAD) { | |
399 | cmd->result = DID_NO_CONNECT << 16; | |
400 | goto qc_fail_command; | |
401 | } | |
402 | goto qc_host_busy; | |
403 | } | |
1da177e4 LT |
404 | |
405 | spin_unlock_irq(ha->host->host_lock); | |
406 | ||
fca29703 AV |
407 | sp = qla2x00_get_new_sp(ha, fcport, cmd, done); |
408 | if (!sp) | |
f4f051eb | 409 | goto qc_host_busy_lock; |
1da177e4 | 410 | |
f4f051eb AV |
411 | rval = qla2x00_start_scsi(sp); |
412 | if (rval != QLA_SUCCESS) | |
413 | goto qc_host_busy_free_sp; | |
1da177e4 | 414 | |
f4f051eb | 415 | spin_lock_irq(ha->host->host_lock); |
1da177e4 | 416 | |
f4f051eb | 417 | return 0; |
1da177e4 | 418 | |
f4f051eb AV |
419 | qc_host_busy_free_sp: |
420 | qla2x00_sp_free_dma(ha, sp); | |
f4f051eb | 421 | mempool_free(sp, ha->srb_mempool); |
1da177e4 | 422 | |
f4f051eb AV |
423 | qc_host_busy_lock: |
424 | spin_lock_irq(ha->host->host_lock); | |
1da177e4 | 425 | |
f4f051eb AV |
426 | qc_host_busy: |
427 | return SCSI_MLQUEUE_HOST_BUSY; | |
1da177e4 | 428 | |
f4f051eb AV |
429 | qc_fail_command: |
430 | done(cmd); | |
1da177e4 | 431 | |
f4f051eb | 432 | return 0; |
1da177e4 LT |
433 | } |
434 | ||
fca29703 AV |
435 | |
436 | static int | |
437 | qla24xx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) | |
438 | { | |
f363b943 | 439 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
fca29703 | 440 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
19a7b4ae | 441 | struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); |
fca29703 AV |
442 | srb_t *sp; |
443 | int rval; | |
2c3dfe3f | 444 | scsi_qla_host_t *pha = to_qla_parent(ha); |
fca29703 | 445 | |
14e660e6 SJ |
446 | if (unlikely(pci_channel_offline(ha->pdev))) { |
447 | cmd->result = DID_REQUEUE << 16; | |
448 | goto qc24_fail_command; | |
449 | } | |
450 | ||
19a7b4ae JSEC |
451 | rval = fc_remote_port_chkready(rport); |
452 | if (rval) { | |
453 | cmd->result = rval; | |
fca29703 AV |
454 | goto qc24_fail_command; |
455 | } | |
456 | ||
387f96b4 AV |
457 | /* Close window on fcport/rport state-transitioning. */ |
458 | if (!*(fc_port_t **)rport->dd_data) { | |
459 | cmd->result = DID_IMM_RETRY << 16; | |
460 | goto qc24_fail_command; | |
461 | } | |
462 | ||
fca29703 AV |
463 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
464 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || | |
2c3dfe3f | 465 | atomic_read(&pha->loop_state) == LOOP_DEAD) { |
fca29703 AV |
466 | cmd->result = DID_NO_CONNECT << 16; |
467 | goto qc24_fail_command; | |
468 | } | |
469 | goto qc24_host_busy; | |
470 | } | |
471 | ||
472 | spin_unlock_irq(ha->host->host_lock); | |
473 | ||
2c3dfe3f | 474 | sp = qla2x00_get_new_sp(pha, fcport, cmd, done); |
fca29703 AV |
475 | if (!sp) |
476 | goto qc24_host_busy_lock; | |
477 | ||
478 | rval = qla24xx_start_scsi(sp); | |
479 | if (rval != QLA_SUCCESS) | |
480 | goto qc24_host_busy_free_sp; | |
481 | ||
482 | spin_lock_irq(ha->host->host_lock); | |
483 | ||
484 | return 0; | |
485 | ||
486 | qc24_host_busy_free_sp: | |
2c3dfe3f SJ |
487 | qla2x00_sp_free_dma(pha, sp); |
488 | mempool_free(sp, pha->srb_mempool); | |
fca29703 AV |
489 | |
490 | qc24_host_busy_lock: | |
491 | spin_lock_irq(ha->host->host_lock); | |
492 | ||
493 | qc24_host_busy: | |
494 | return SCSI_MLQUEUE_HOST_BUSY; | |
495 | ||
496 | qc24_fail_command: | |
497 | done(cmd); | |
498 | ||
499 | return 0; | |
500 | } | |
501 | ||
502 | ||
1da177e4 LT |
503 | /* |
504 | * qla2x00_eh_wait_on_command | |
505 | * Waits for the command to be returned by the Firmware for some | |
506 | * max time. | |
507 | * | |
508 | * Input: | |
509 | * ha = actual ha whose done queue will contain the command | |
510 | * returned by firmware. | |
511 | * cmd = Scsi Command to wait on. | |
512 | * flag = Abort/Reset(Bus or Device Reset) | |
513 | * | |
514 | * Return: | |
515 | * Not Found : 0 | |
516 | * Found : 1 | |
517 | */ | |
518 | static int | |
519 | qla2x00_eh_wait_on_command(scsi_qla_host_t *ha, struct scsi_cmnd *cmd) | |
520 | { | |
fe74c71f AV |
521 | #define ABORT_POLLING_PERIOD 1000 |
522 | #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD)) | |
f4f051eb AV |
523 | unsigned long wait_iter = ABORT_WAIT_ITER; |
524 | int ret = QLA_SUCCESS; | |
1da177e4 | 525 | |
f4f051eb | 526 | while (CMD_SP(cmd)) { |
fe74c71f | 527 | msleep(ABORT_POLLING_PERIOD); |
1da177e4 | 528 | |
f4f051eb AV |
529 | if (--wait_iter) |
530 | break; | |
531 | } | |
532 | if (CMD_SP(cmd)) | |
533 | ret = QLA_FUNCTION_FAILED; | |
1da177e4 | 534 | |
f4f051eb | 535 | return ret; |
1da177e4 LT |
536 | } |
537 | ||
538 | /* | |
539 | * qla2x00_wait_for_hba_online | |
fa2a1ce5 | 540 | * Wait till the HBA is online after going through |
1da177e4 LT |
541 | * <= MAX_RETRIES_OF_ISP_ABORT or |
542 | * finally HBA is disabled ie marked offline | |
543 | * | |
544 | * Input: | |
545 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
546 | * |
547 | * Note: | |
1da177e4 LT |
548 | * Does context switching-Release SPIN_LOCK |
549 | * (if any) before calling this routine. | |
550 | * | |
551 | * Return: | |
552 | * Success (Adapter is online) : 0 | |
553 | * Failed (Adapter is offline/disabled) : 1 | |
554 | */ | |
854165f4 | 555 | int |
1da177e4 LT |
556 | qla2x00_wait_for_hba_online(scsi_qla_host_t *ha) |
557 | { | |
fca29703 AV |
558 | int return_status; |
559 | unsigned long wait_online; | |
2c3dfe3f | 560 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 561 | |
fa2a1ce5 | 562 | wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
2c3dfe3f SJ |
563 | while (((test_bit(ISP_ABORT_NEEDED, &pha->dpc_flags)) || |
564 | test_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags) || | |
565 | test_bit(ISP_ABORT_RETRY, &pha->dpc_flags) || | |
566 | pha->dpc_active) && time_before(jiffies, wait_online)) { | |
1da177e4 LT |
567 | |
568 | msleep(1000); | |
569 | } | |
2c3dfe3f | 570 | if (pha->flags.online) |
fa2a1ce5 | 571 | return_status = QLA_SUCCESS; |
1da177e4 LT |
572 | else |
573 | return_status = QLA_FUNCTION_FAILED; | |
574 | ||
1da177e4 LT |
575 | return (return_status); |
576 | } | |
577 | ||
578 | /* | |
579 | * qla2x00_wait_for_loop_ready | |
580 | * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop | |
fa2a1ce5 | 581 | * to be in LOOP_READY state. |
1da177e4 LT |
582 | * Input: |
583 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
584 | * |
585 | * Note: | |
1da177e4 LT |
586 | * Does context switching-Release SPIN_LOCK |
587 | * (if any) before calling this routine. | |
fa2a1ce5 | 588 | * |
1da177e4 LT |
589 | * |
590 | * Return: | |
591 | * Success (LOOP_READY) : 0 | |
592 | * Failed (LOOP_NOT_READY) : 1 | |
593 | */ | |
fa2a1ce5 | 594 | static inline int |
1da177e4 LT |
595 | qla2x00_wait_for_loop_ready(scsi_qla_host_t *ha) |
596 | { | |
597 | int return_status = QLA_SUCCESS; | |
598 | unsigned long loop_timeout ; | |
2c3dfe3f | 599 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
600 | |
601 | /* wait for 5 min at the max for loop to be ready */ | |
fa2a1ce5 | 602 | loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
1da177e4 | 603 | |
2c3dfe3f SJ |
604 | while ((!atomic_read(&pha->loop_down_timer) && |
605 | atomic_read(&pha->loop_state) == LOOP_DOWN) || | |
606 | atomic_read(&pha->loop_state) != LOOP_READY) { | |
607 | if (atomic_read(&pha->loop_state) == LOOP_DEAD) { | |
57680080 RA |
608 | return_status = QLA_FUNCTION_FAILED; |
609 | break; | |
610 | } | |
1da177e4 LT |
611 | msleep(1000); |
612 | if (time_after_eq(jiffies, loop_timeout)) { | |
613 | return_status = QLA_FUNCTION_FAILED; | |
614 | break; | |
615 | } | |
616 | } | |
fa2a1ce5 | 617 | return (return_status); |
1da177e4 LT |
618 | } |
619 | ||
07db5183 AV |
620 | static void |
621 | qla2x00_block_error_handler(struct scsi_cmnd *cmnd) | |
622 | { | |
623 | struct Scsi_Host *shost = cmnd->device->host; | |
624 | struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device)); | |
625 | unsigned long flags; | |
626 | ||
627 | spin_lock_irqsave(shost->host_lock, flags); | |
628 | while (rport->port_state == FC_PORTSTATE_BLOCKED) { | |
629 | spin_unlock_irqrestore(shost->host_lock, flags); | |
630 | msleep(1000); | |
631 | spin_lock_irqsave(shost->host_lock, flags); | |
632 | } | |
633 | spin_unlock_irqrestore(shost->host_lock, flags); | |
634 | return; | |
635 | } | |
636 | ||
1da177e4 LT |
637 | /************************************************************************** |
638 | * qla2xxx_eh_abort | |
639 | * | |
640 | * Description: | |
641 | * The abort function will abort the specified command. | |
642 | * | |
643 | * Input: | |
644 | * cmd = Linux SCSI command packet to be aborted. | |
645 | * | |
646 | * Returns: | |
647 | * Either SUCCESS or FAILED. | |
648 | * | |
649 | * Note: | |
2ea00202 | 650 | * Only return FAILED if command not returned by firmware. |
1da177e4 | 651 | **************************************************************************/ |
e5f82ab8 | 652 | static int |
1da177e4 LT |
653 | qla2xxx_eh_abort(struct scsi_cmnd *cmd) |
654 | { | |
f363b943 | 655 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
f4f051eb AV |
656 | srb_t *sp; |
657 | int ret, i; | |
658 | unsigned int id, lun; | |
659 | unsigned long serial; | |
18e144d3 | 660 | unsigned long flags; |
2ea00202 | 661 | int wait = 0; |
2c3dfe3f | 662 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 663 | |
07db5183 AV |
664 | qla2x00_block_error_handler(cmd); |
665 | ||
f4f051eb | 666 | if (!CMD_SP(cmd)) |
2ea00202 | 667 | return SUCCESS; |
1da177e4 | 668 | |
2ea00202 | 669 | ret = SUCCESS; |
1da177e4 | 670 | |
f4f051eb AV |
671 | id = cmd->device->id; |
672 | lun = cmd->device->lun; | |
673 | serial = cmd->serial_number; | |
1da177e4 | 674 | |
f4f051eb | 675 | /* Check active list for command command. */ |
2c3dfe3f | 676 | spin_lock_irqsave(&pha->hardware_lock, flags); |
f4f051eb | 677 | for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) { |
2c3dfe3f | 678 | sp = pha->outstanding_cmds[i]; |
1da177e4 | 679 | |
f4f051eb AV |
680 | if (sp == NULL) |
681 | continue; | |
1da177e4 | 682 | |
f4f051eb AV |
683 | if (sp->cmd != cmd) |
684 | continue; | |
1da177e4 | 685 | |
75bc4190 AV |
686 | DEBUG2(printk("%s(%ld): aborting sp %p from RISC. pid=%ld.\n", |
687 | __func__, ha->host_no, sp, serial)); | |
1da177e4 | 688 | |
2c3dfe3f | 689 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
fd34f556 | 690 | if (ha->isp_ops->abort_command(ha, sp)) { |
f4f051eb AV |
691 | DEBUG2(printk("%s(%ld): abort_command " |
692 | "mbx failed.\n", __func__, ha->host_no)); | |
693 | } else { | |
694 | DEBUG3(printk("%s(%ld): abort_command " | |
695 | "mbx success.\n", __func__, ha->host_no)); | |
2ea00202 | 696 | wait = 1; |
f4f051eb | 697 | } |
2c3dfe3f | 698 | spin_lock_irqsave(&pha->hardware_lock, flags); |
1da177e4 | 699 | |
f4f051eb AV |
700 | break; |
701 | } | |
2c3dfe3f | 702 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
1da177e4 | 703 | |
f4f051eb | 704 | /* Wait for the command to be returned. */ |
2ea00202 | 705 | if (wait) { |
f4f051eb | 706 | if (qla2x00_eh_wait_on_command(ha, cmd) != QLA_SUCCESS) { |
fa2a1ce5 | 707 | qla_printk(KERN_ERR, ha, |
f4f051eb AV |
708 | "scsi(%ld:%d:%d): Abort handler timed out -- %lx " |
709 | "%x.\n", ha->host_no, id, lun, serial, ret); | |
2ea00202 | 710 | ret = FAILED; |
f4f051eb | 711 | } |
1da177e4 | 712 | } |
1da177e4 | 713 | |
fa2a1ce5 | 714 | qla_printk(KERN_INFO, ha, |
2ea00202 MR |
715 | "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n", |
716 | ha->host_no, id, lun, wait, serial, ret); | |
1da177e4 | 717 | |
f4f051eb AV |
718 | return ret; |
719 | } | |
1da177e4 | 720 | |
523ec773 AV |
721 | enum nexus_wait_type { |
722 | WAIT_HOST = 0, | |
723 | WAIT_TARGET, | |
724 | WAIT_LUN, | |
725 | }; | |
726 | ||
f4f051eb | 727 | static int |
523ec773 AV |
728 | qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *ha, unsigned int t, |
729 | unsigned int l, enum nexus_wait_type type) | |
f4f051eb | 730 | { |
523ec773 AV |
731 | int cnt, match, status; |
732 | srb_t *sp; | |
18e144d3 | 733 | unsigned long flags; |
2c3dfe3f | 734 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 735 | |
523ec773 AV |
736 | status = QLA_SUCCESS; |
737 | spin_lock_irqsave(&pha->hardware_lock, flags); | |
738 | for (cnt = 1; status == QLA_SUCCESS && cnt < MAX_OUTSTANDING_COMMANDS; | |
739 | cnt++) { | |
2c3dfe3f | 740 | sp = pha->outstanding_cmds[cnt]; |
523ec773 AV |
741 | if (!sp) |
742 | continue; | |
743 | if (ha->vp_idx != sp->ha->vp_idx) | |
744 | continue; | |
745 | match = 0; | |
746 | switch (type) { | |
747 | case WAIT_HOST: | |
748 | match = 1; | |
749 | break; | |
750 | case WAIT_TARGET: | |
751 | match = sp->cmd->device->id == t; | |
752 | break; | |
753 | case WAIT_LUN: | |
754 | match = (sp->cmd->device->id == t && | |
755 | sp->cmd->device->lun == l); | |
756 | break; | |
1da177e4 | 757 | } |
523ec773 AV |
758 | if (!match) |
759 | continue; | |
760 | ||
761 | spin_unlock_irqrestore(&pha->hardware_lock, flags); | |
762 | status = qla2x00_eh_wait_on_command(ha, sp->cmd); | |
763 | spin_lock_irqsave(&pha->hardware_lock, flags); | |
1da177e4 | 764 | } |
523ec773 AV |
765 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
766 | ||
767 | return status; | |
1da177e4 LT |
768 | } |
769 | ||
523ec773 AV |
770 | static char *reset_errors[] = { |
771 | "HBA not online", | |
772 | "HBA not ready", | |
773 | "Task management failed", | |
774 | "Waiting for command completions", | |
775 | }; | |
1da177e4 | 776 | |
e5f82ab8 | 777 | static int |
523ec773 AV |
778 | __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type, |
779 | struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int)) | |
1da177e4 | 780 | { |
f363b943 | 781 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
bdf79621 | 782 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
523ec773 | 783 | int err; |
1da177e4 | 784 | |
07db5183 AV |
785 | qla2x00_block_error_handler(cmd); |
786 | ||
b0328bee | 787 | if (!fcport) |
523ec773 | 788 | return FAILED; |
1da177e4 | 789 | |
523ec773 AV |
790 | qla_printk(KERN_INFO, ha, "scsi(%ld:%d:%d): %s RESET ISSUED.\n", |
791 | ha->host_no, cmd->device->id, cmd->device->lun, name); | |
1da177e4 | 792 | |
523ec773 | 793 | err = 0; |
94d0e7b8 | 794 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) |
523ec773 AV |
795 | goto eh_reset_failed; |
796 | err = 1; | |
797 | if (qla2x00_wait_for_loop_ready(ha) != QLA_SUCCESS) | |
798 | goto eh_reset_failed; | |
799 | err = 2; | |
800 | if (do_reset(fcport, cmd->device->lun) != QLA_SUCCESS) | |
801 | goto eh_reset_failed; | |
802 | err = 3; | |
803 | if (qla2x00_eh_wait_for_pending_commands(ha, cmd->device->id, | |
804 | cmd->device->lun, type) != QLA_SUCCESS) | |
805 | goto eh_reset_failed; | |
806 | ||
807 | qla_printk(KERN_INFO, ha, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n", | |
808 | ha->host_no, cmd->device->id, cmd->device->lun, name); | |
809 | ||
810 | return SUCCESS; | |
811 | ||
812 | eh_reset_failed: | |
813 | qla_printk(KERN_INFO, ha, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n", | |
814 | ha->host_no, cmd->device->id, cmd->device->lun, name, | |
815 | reset_errors[err]); | |
816 | return FAILED; | |
817 | } | |
1da177e4 | 818 | |
523ec773 AV |
819 | static int |
820 | qla2xxx_eh_device_reset(struct scsi_cmnd *cmd) | |
821 | { | |
822 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); | |
1da177e4 | 823 | |
523ec773 AV |
824 | return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd, |
825 | ha->isp_ops->lun_reset); | |
1da177e4 LT |
826 | } |
827 | ||
1da177e4 | 828 | static int |
523ec773 | 829 | qla2xxx_eh_target_reset(struct scsi_cmnd *cmd) |
1da177e4 | 830 | { |
523ec773 | 831 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
1da177e4 | 832 | |
523ec773 AV |
833 | return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd, |
834 | ha->isp_ops->target_reset); | |
1da177e4 LT |
835 | } |
836 | ||
1da177e4 LT |
837 | /************************************************************************** |
838 | * qla2xxx_eh_bus_reset | |
839 | * | |
840 | * Description: | |
841 | * The bus reset function will reset the bus and abort any executing | |
842 | * commands. | |
843 | * | |
844 | * Input: | |
845 | * cmd = Linux SCSI command packet of the command that cause the | |
846 | * bus reset. | |
847 | * | |
848 | * Returns: | |
849 | * SUCCESS/FAILURE (defined as macro in scsi.h). | |
850 | * | |
851 | **************************************************************************/ | |
e5f82ab8 | 852 | static int |
1da177e4 LT |
853 | qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) |
854 | { | |
f363b943 | 855 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
2c3dfe3f | 856 | scsi_qla_host_t *pha = to_qla_parent(ha); |
bdf79621 | 857 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 858 | int ret = FAILED; |
f4f051eb AV |
859 | unsigned int id, lun; |
860 | unsigned long serial; | |
861 | ||
07db5183 AV |
862 | qla2x00_block_error_handler(cmd); |
863 | ||
f4f051eb AV |
864 | id = cmd->device->id; |
865 | lun = cmd->device->lun; | |
866 | serial = cmd->serial_number; | |
1da177e4 | 867 | |
b0328bee | 868 | if (!fcport) |
f4f051eb | 869 | return ret; |
1da177e4 LT |
870 | |
871 | qla_printk(KERN_INFO, ha, | |
f4f051eb | 872 | "scsi(%ld:%d:%d): LOOP RESET ISSUED.\n", ha->host_no, id, lun); |
1da177e4 | 873 | |
1da177e4 LT |
874 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) { |
875 | DEBUG2(printk("%s failed:board disabled\n",__func__)); | |
f4f051eb | 876 | goto eh_bus_reset_done; |
1da177e4 LT |
877 | } |
878 | ||
879 | if (qla2x00_wait_for_loop_ready(ha) == QLA_SUCCESS) { | |
f4f051eb AV |
880 | if (qla2x00_loop_reset(ha) == QLA_SUCCESS) |
881 | ret = SUCCESS; | |
1da177e4 | 882 | } |
f4f051eb AV |
883 | if (ret == FAILED) |
884 | goto eh_bus_reset_done; | |
1da177e4 | 885 | |
9a41a62b | 886 | /* Flush outstanding commands. */ |
523ec773 AV |
887 | if (qla2x00_eh_wait_for_pending_commands(pha, 0, 0, WAIT_HOST) != |
888 | QLA_SUCCESS) | |
9a41a62b | 889 | ret = FAILED; |
1da177e4 | 890 | |
f4f051eb | 891 | eh_bus_reset_done: |
1da177e4 | 892 | qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__, |
f4f051eb | 893 | (ret == FAILED) ? "failed" : "succeded"); |
1da177e4 | 894 | |
f4f051eb | 895 | return ret; |
1da177e4 LT |
896 | } |
897 | ||
898 | /************************************************************************** | |
899 | * qla2xxx_eh_host_reset | |
900 | * | |
901 | * Description: | |
902 | * The reset function will reset the Adapter. | |
903 | * | |
904 | * Input: | |
905 | * cmd = Linux SCSI command packet of the command that cause the | |
906 | * adapter reset. | |
907 | * | |
908 | * Returns: | |
909 | * Either SUCCESS or FAILED. | |
910 | * | |
911 | * Note: | |
912 | **************************************************************************/ | |
e5f82ab8 | 913 | static int |
1da177e4 LT |
914 | qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) |
915 | { | |
f363b943 | 916 | scsi_qla_host_t *ha = shost_priv(cmd->device->host); |
bdf79621 | 917 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 918 | int ret = FAILED; |
f4f051eb AV |
919 | unsigned int id, lun; |
920 | unsigned long serial; | |
2c3dfe3f | 921 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 922 | |
07db5183 AV |
923 | qla2x00_block_error_handler(cmd); |
924 | ||
f4f051eb AV |
925 | id = cmd->device->id; |
926 | lun = cmd->device->lun; | |
927 | serial = cmd->serial_number; | |
928 | ||
b0328bee | 929 | if (!fcport) |
f4f051eb | 930 | return ret; |
1da177e4 | 931 | |
1da177e4 | 932 | qla_printk(KERN_INFO, ha, |
f4f051eb | 933 | "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", ha->host_no, id, lun); |
1da177e4 | 934 | |
1da177e4 | 935 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) |
f4f051eb | 936 | goto eh_host_reset_lock; |
1da177e4 LT |
937 | |
938 | /* | |
939 | * Fixme-may be dpc thread is active and processing | |
fa2a1ce5 | 940 | * loop_resync,so wait a while for it to |
1da177e4 LT |
941 | * be completed and then issue big hammer.Otherwise |
942 | * it may cause I/O failure as big hammer marks the | |
943 | * devices as lost kicking of the port_down_timer | |
944 | * while dpc is stuck for the mailbox to complete. | |
945 | */ | |
1da177e4 | 946 | qla2x00_wait_for_loop_ready(ha); |
2c3dfe3f SJ |
947 | set_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags); |
948 | if (qla2x00_abort_isp(pha)) { | |
949 | clear_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags); | |
1da177e4 | 950 | /* failed. schedule dpc to try */ |
2c3dfe3f | 951 | set_bit(ISP_ABORT_NEEDED, &pha->dpc_flags); |
1da177e4 LT |
952 | |
953 | if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) | |
f4f051eb | 954 | goto eh_host_reset_lock; |
fa2a1ce5 | 955 | } |
2c3dfe3f | 956 | clear_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags); |
1da177e4 | 957 | |
1da177e4 | 958 | /* Waiting for our command in done_queue to be returned to OS.*/ |
523ec773 AV |
959 | if (qla2x00_eh_wait_for_pending_commands(pha, 0, 0, WAIT_HOST) == |
960 | QLA_SUCCESS) | |
f4f051eb | 961 | ret = SUCCESS; |
1da177e4 | 962 | |
2c3dfe3f SJ |
963 | if (ha->parent) |
964 | qla2x00_vp_abort_isp(ha); | |
965 | ||
f4f051eb | 966 | eh_host_reset_lock: |
f4f051eb AV |
967 | qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__, |
968 | (ret == FAILED) ? "failed" : "succeded"); | |
1da177e4 | 969 | |
f4f051eb AV |
970 | return ret; |
971 | } | |
1da177e4 LT |
972 | |
973 | /* | |
974 | * qla2x00_loop_reset | |
975 | * Issue loop reset. | |
976 | * | |
977 | * Input: | |
978 | * ha = adapter block pointer. | |
979 | * | |
980 | * Returns: | |
981 | * 0 = success | |
982 | */ | |
a4722cf2 | 983 | int |
1da177e4 LT |
984 | qla2x00_loop_reset(scsi_qla_host_t *ha) |
985 | { | |
0c8c39af | 986 | int ret; |
bdf79621 | 987 | struct fc_port *fcport; |
1da177e4 | 988 | |
0c8c39af AV |
989 | if (ha->flags.enable_lip_full_login) { |
990 | ret = qla2x00_full_login_lip(ha); | |
991 | if (ret != QLA_SUCCESS) { | |
992 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
993 | "full_login_lip=%d.\n", __func__, ha->host_no, | |
994 | ret)); | |
995 | } | |
996 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
997 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
998 | qla2x00_mark_all_devices_lost(ha, 0); | |
999 | qla2x00_wait_for_loop_ready(ha); | |
1000 | } | |
1001 | ||
1da177e4 | 1002 | if (ha->flags.enable_lip_reset) { |
0c8c39af AV |
1003 | ret = qla2x00_lip_reset(ha); |
1004 | if (ret != QLA_SUCCESS) { | |
1005 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1006 | "lip_reset=%d.\n", __func__, ha->host_no, ret)); | |
1007 | } | |
1008 | qla2x00_wait_for_loop_ready(ha); | |
1da177e4 LT |
1009 | } |
1010 | ||
0c8c39af | 1011 | if (ha->flags.enable_target_reset) { |
bdf79621 AV |
1012 | list_for_each_entry(fcport, &ha->fcports, list) { |
1013 | if (fcport->port_type != FCT_TARGET) | |
1da177e4 LT |
1014 | continue; |
1015 | ||
523ec773 | 1016 | ret = ha->isp_ops->target_reset(fcport, 0); |
0c8c39af AV |
1017 | if (ret != QLA_SUCCESS) { |
1018 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1019 | "target_reset=%d d_id=%x.\n", __func__, | |
1020 | ha->host_no, ret, fcport->d_id.b24)); | |
1021 | } | |
1da177e4 LT |
1022 | } |
1023 | } | |
1024 | ||
1da177e4 LT |
1025 | /* Issue marker command only when we are going to start the I/O */ |
1026 | ha->marker_needed = 1; | |
1027 | ||
0c8c39af | 1028 | return QLA_SUCCESS; |
1da177e4 LT |
1029 | } |
1030 | ||
df4bf0bb AV |
1031 | void |
1032 | qla2x00_abort_all_cmds(scsi_qla_host_t *ha, int res) | |
1033 | { | |
1034 | int cnt; | |
1035 | unsigned long flags; | |
1036 | srb_t *sp; | |
1037 | ||
1038 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1039 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
1040 | sp = ha->outstanding_cmds[cnt]; | |
1041 | if (sp) { | |
1042 | ha->outstanding_cmds[cnt] = NULL; | |
1043 | sp->flags = 0; | |
1044 | sp->cmd->result = res; | |
1045 | sp->cmd->host_scribble = (unsigned char *)NULL; | |
1046 | qla2x00_sp_compl(ha, sp); | |
1047 | } | |
1048 | } | |
1049 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1050 | } | |
1051 | ||
f4f051eb AV |
1052 | static int |
1053 | qla2xxx_slave_alloc(struct scsi_device *sdev) | |
1da177e4 | 1054 | { |
bdf79621 | 1055 | struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); |
1da177e4 | 1056 | |
19a7b4ae | 1057 | if (!rport || fc_remote_port_chkready(rport)) |
f4f051eb | 1058 | return -ENXIO; |
bdf79621 | 1059 | |
19a7b4ae | 1060 | sdev->hostdata = *(fc_port_t **)rport->dd_data; |
1da177e4 | 1061 | |
f4f051eb AV |
1062 | return 0; |
1063 | } | |
1da177e4 | 1064 | |
f4f051eb AV |
1065 | static int |
1066 | qla2xxx_slave_configure(struct scsi_device *sdev) | |
1067 | { | |
f363b943 | 1068 | scsi_qla_host_t *ha = shost_priv(sdev->host); |
8482e118 AV |
1069 | struct fc_rport *rport = starget_to_rport(sdev->sdev_target); |
1070 | ||
f4f051eb | 1071 | if (sdev->tagged_supported) |
df7baa50 | 1072 | scsi_activate_tcq(sdev, ha->max_q_depth); |
f4f051eb | 1073 | else |
df7baa50 | 1074 | scsi_deactivate_tcq(sdev, ha->max_q_depth); |
1da177e4 | 1075 | |
8482e118 AV |
1076 | rport->dev_loss_tmo = ha->port_down_retry_count + 5; |
1077 | ||
f4f051eb AV |
1078 | return 0; |
1079 | } | |
1da177e4 | 1080 | |
f4f051eb AV |
1081 | static void |
1082 | qla2xxx_slave_destroy(struct scsi_device *sdev) | |
1083 | { | |
1084 | sdev->hostdata = NULL; | |
1da177e4 LT |
1085 | } |
1086 | ||
ce7e4af7 AV |
1087 | static int |
1088 | qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth) | |
1089 | { | |
1090 | scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); | |
1091 | return sdev->queue_depth; | |
1092 | } | |
1093 | ||
1094 | static int | |
1095 | qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type) | |
1096 | { | |
1097 | if (sdev->tagged_supported) { | |
1098 | scsi_set_tag_type(sdev, tag_type); | |
1099 | if (tag_type) | |
1100 | scsi_activate_tcq(sdev, sdev->queue_depth); | |
1101 | else | |
1102 | scsi_deactivate_tcq(sdev, sdev->queue_depth); | |
1103 | } else | |
1104 | tag_type = 0; | |
1105 | ||
1106 | return tag_type; | |
1107 | } | |
1108 | ||
1da177e4 LT |
1109 | /** |
1110 | * qla2x00_config_dma_addressing() - Configure OS DMA addressing method. | |
1111 | * @ha: HA context | |
1112 | * | |
1113 | * At exit, the @ha's flags.enable_64bit_addressing set to indicated | |
1114 | * supported addressing method. | |
1115 | */ | |
1116 | static void | |
1117 | qla2x00_config_dma_addressing(scsi_qla_host_t *ha) | |
1118 | { | |
7524f9b9 | 1119 | /* Assume a 32bit DMA mask. */ |
1da177e4 | 1120 | ha->flags.enable_64bit_addressing = 0; |
1da177e4 | 1121 | |
7524f9b9 AV |
1122 | if (!dma_set_mask(&ha->pdev->dev, DMA_64BIT_MASK)) { |
1123 | /* Any upper-dword bits set? */ | |
1124 | if (MSD(dma_get_required_mask(&ha->pdev->dev)) && | |
1125 | !pci_set_consistent_dma_mask(ha->pdev, DMA_64BIT_MASK)) { | |
1126 | /* Ok, a 64bit DMA mask is applicable. */ | |
1da177e4 | 1127 | ha->flags.enable_64bit_addressing = 1; |
fd34f556 AV |
1128 | ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64; |
1129 | ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64; | |
7524f9b9 | 1130 | return; |
1da177e4 | 1131 | } |
1da177e4 | 1132 | } |
7524f9b9 AV |
1133 | |
1134 | dma_set_mask(&ha->pdev->dev, DMA_32BIT_MASK); | |
1135 | pci_set_consistent_dma_mask(ha->pdev, DMA_32BIT_MASK); | |
1da177e4 LT |
1136 | } |
1137 | ||
fd34f556 AV |
1138 | static void |
1139 | qla2x00_enable_intrs(scsi_qla_host_t *ha) | |
1140 | { | |
1141 | unsigned long flags = 0; | |
1142 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1143 | ||
1144 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1145 | ha->interrupts_on = 1; | |
1146 | /* enable risc and host interrupts */ | |
1147 | WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC); | |
1148 | RD_REG_WORD(®->ictrl); | |
1149 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1150 | ||
1151 | } | |
1152 | ||
1153 | static void | |
1154 | qla2x00_disable_intrs(scsi_qla_host_t *ha) | |
1155 | { | |
1156 | unsigned long flags = 0; | |
1157 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1158 | ||
1159 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1160 | ha->interrupts_on = 0; | |
1161 | /* disable risc and host interrupts */ | |
1162 | WRT_REG_WORD(®->ictrl, 0); | |
1163 | RD_REG_WORD(®->ictrl); | |
1164 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1165 | } | |
1166 | ||
1167 | static void | |
1168 | qla24xx_enable_intrs(scsi_qla_host_t *ha) | |
1169 | { | |
1170 | unsigned long flags = 0; | |
1171 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1172 | ||
1173 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1174 | ha->interrupts_on = 1; | |
1175 | WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT); | |
1176 | RD_REG_DWORD(®->ictrl); | |
1177 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1178 | } | |
1179 | ||
1180 | static void | |
1181 | qla24xx_disable_intrs(scsi_qla_host_t *ha) | |
1182 | { | |
1183 | unsigned long flags = 0; | |
1184 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1185 | ||
1186 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1187 | ha->interrupts_on = 0; | |
1188 | WRT_REG_DWORD(®->ictrl, 0); | |
1189 | RD_REG_DWORD(®->ictrl); | |
1190 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1191 | } | |
1192 | ||
1193 | static struct isp_operations qla2100_isp_ops = { | |
1194 | .pci_config = qla2100_pci_config, | |
1195 | .reset_chip = qla2x00_reset_chip, | |
1196 | .chip_diag = qla2x00_chip_diag, | |
1197 | .config_rings = qla2x00_config_rings, | |
1198 | .reset_adapter = qla2x00_reset_adapter, | |
1199 | .nvram_config = qla2x00_nvram_config, | |
1200 | .update_fw_options = qla2x00_update_fw_options, | |
1201 | .load_risc = qla2x00_load_risc, | |
1202 | .pci_info_str = qla2x00_pci_info_str, | |
1203 | .fw_version_str = qla2x00_fw_version_str, | |
1204 | .intr_handler = qla2100_intr_handler, | |
1205 | .enable_intrs = qla2x00_enable_intrs, | |
1206 | .disable_intrs = qla2x00_disable_intrs, | |
1207 | .abort_command = qla2x00_abort_command, | |
523ec773 AV |
1208 | .target_reset = qla2x00_abort_target, |
1209 | .lun_reset = qla2x00_lun_reset, | |
fd34f556 AV |
1210 | .fabric_login = qla2x00_login_fabric, |
1211 | .fabric_logout = qla2x00_fabric_logout, | |
1212 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1213 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1214 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1215 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1216 | .read_nvram = qla2x00_read_nvram_data, | |
1217 | .write_nvram = qla2x00_write_nvram_data, | |
1218 | .fw_dump = qla2100_fw_dump, | |
1219 | .beacon_on = NULL, | |
1220 | .beacon_off = NULL, | |
1221 | .beacon_blink = NULL, | |
1222 | .read_optrom = qla2x00_read_optrom_data, | |
1223 | .write_optrom = qla2x00_write_optrom_data, | |
1224 | .get_flash_version = qla2x00_get_flash_version, | |
1225 | }; | |
1226 | ||
1227 | static struct isp_operations qla2300_isp_ops = { | |
1228 | .pci_config = qla2300_pci_config, | |
1229 | .reset_chip = qla2x00_reset_chip, | |
1230 | .chip_diag = qla2x00_chip_diag, | |
1231 | .config_rings = qla2x00_config_rings, | |
1232 | .reset_adapter = qla2x00_reset_adapter, | |
1233 | .nvram_config = qla2x00_nvram_config, | |
1234 | .update_fw_options = qla2x00_update_fw_options, | |
1235 | .load_risc = qla2x00_load_risc, | |
1236 | .pci_info_str = qla2x00_pci_info_str, | |
1237 | .fw_version_str = qla2x00_fw_version_str, | |
1238 | .intr_handler = qla2300_intr_handler, | |
1239 | .enable_intrs = qla2x00_enable_intrs, | |
1240 | .disable_intrs = qla2x00_disable_intrs, | |
1241 | .abort_command = qla2x00_abort_command, | |
523ec773 AV |
1242 | .target_reset = qla2x00_abort_target, |
1243 | .lun_reset = qla2x00_lun_reset, | |
fd34f556 AV |
1244 | .fabric_login = qla2x00_login_fabric, |
1245 | .fabric_logout = qla2x00_fabric_logout, | |
1246 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1247 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1248 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1249 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1250 | .read_nvram = qla2x00_read_nvram_data, | |
1251 | .write_nvram = qla2x00_write_nvram_data, | |
1252 | .fw_dump = qla2300_fw_dump, | |
1253 | .beacon_on = qla2x00_beacon_on, | |
1254 | .beacon_off = qla2x00_beacon_off, | |
1255 | .beacon_blink = qla2x00_beacon_blink, | |
1256 | .read_optrom = qla2x00_read_optrom_data, | |
1257 | .write_optrom = qla2x00_write_optrom_data, | |
1258 | .get_flash_version = qla2x00_get_flash_version, | |
1259 | }; | |
1260 | ||
1261 | static struct isp_operations qla24xx_isp_ops = { | |
1262 | .pci_config = qla24xx_pci_config, | |
1263 | .reset_chip = qla24xx_reset_chip, | |
1264 | .chip_diag = qla24xx_chip_diag, | |
1265 | .config_rings = qla24xx_config_rings, | |
1266 | .reset_adapter = qla24xx_reset_adapter, | |
1267 | .nvram_config = qla24xx_nvram_config, | |
1268 | .update_fw_options = qla24xx_update_fw_options, | |
1269 | .load_risc = qla24xx_load_risc, | |
1270 | .pci_info_str = qla24xx_pci_info_str, | |
1271 | .fw_version_str = qla24xx_fw_version_str, | |
1272 | .intr_handler = qla24xx_intr_handler, | |
1273 | .enable_intrs = qla24xx_enable_intrs, | |
1274 | .disable_intrs = qla24xx_disable_intrs, | |
1275 | .abort_command = qla24xx_abort_command, | |
523ec773 AV |
1276 | .target_reset = qla24xx_abort_target, |
1277 | .lun_reset = qla24xx_lun_reset, | |
fd34f556 AV |
1278 | .fabric_login = qla24xx_login_fabric, |
1279 | .fabric_logout = qla24xx_fabric_logout, | |
1280 | .calc_req_entries = NULL, | |
1281 | .build_iocbs = NULL, | |
1282 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1283 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1284 | .read_nvram = qla24xx_read_nvram_data, | |
1285 | .write_nvram = qla24xx_write_nvram_data, | |
1286 | .fw_dump = qla24xx_fw_dump, | |
1287 | .beacon_on = qla24xx_beacon_on, | |
1288 | .beacon_off = qla24xx_beacon_off, | |
1289 | .beacon_blink = qla24xx_beacon_blink, | |
1290 | .read_optrom = qla24xx_read_optrom_data, | |
1291 | .write_optrom = qla24xx_write_optrom_data, | |
1292 | .get_flash_version = qla24xx_get_flash_version, | |
1293 | }; | |
1294 | ||
c3a2f0df AV |
1295 | static struct isp_operations qla25xx_isp_ops = { |
1296 | .pci_config = qla25xx_pci_config, | |
1297 | .reset_chip = qla24xx_reset_chip, | |
1298 | .chip_diag = qla24xx_chip_diag, | |
1299 | .config_rings = qla24xx_config_rings, | |
1300 | .reset_adapter = qla24xx_reset_adapter, | |
1301 | .nvram_config = qla24xx_nvram_config, | |
1302 | .update_fw_options = qla24xx_update_fw_options, | |
1303 | .load_risc = qla24xx_load_risc, | |
1304 | .pci_info_str = qla24xx_pci_info_str, | |
1305 | .fw_version_str = qla24xx_fw_version_str, | |
1306 | .intr_handler = qla24xx_intr_handler, | |
1307 | .enable_intrs = qla24xx_enable_intrs, | |
1308 | .disable_intrs = qla24xx_disable_intrs, | |
1309 | .abort_command = qla24xx_abort_command, | |
523ec773 AV |
1310 | .target_reset = qla24xx_abort_target, |
1311 | .lun_reset = qla24xx_lun_reset, | |
c3a2f0df AV |
1312 | .fabric_login = qla24xx_login_fabric, |
1313 | .fabric_logout = qla24xx_fabric_logout, | |
1314 | .calc_req_entries = NULL, | |
1315 | .build_iocbs = NULL, | |
1316 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1317 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1318 | .read_nvram = qla25xx_read_nvram_data, | |
1319 | .write_nvram = qla25xx_write_nvram_data, | |
1320 | .fw_dump = qla25xx_fw_dump, | |
1321 | .beacon_on = qla24xx_beacon_on, | |
1322 | .beacon_off = qla24xx_beacon_off, | |
1323 | .beacon_blink = qla24xx_beacon_blink, | |
338c9161 | 1324 | .read_optrom = qla25xx_read_optrom_data, |
c3a2f0df AV |
1325 | .write_optrom = qla24xx_write_optrom_data, |
1326 | .get_flash_version = qla24xx_get_flash_version, | |
1327 | }; | |
1328 | ||
ea5b6382 AV |
1329 | static inline void |
1330 | qla2x00_set_isp_flags(scsi_qla_host_t *ha) | |
1331 | { | |
1332 | ha->device_type = DT_EXTENDED_IDS; | |
1333 | switch (ha->pdev->device) { | |
1334 | case PCI_DEVICE_ID_QLOGIC_ISP2100: | |
1335 | ha->device_type |= DT_ISP2100; | |
1336 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1337 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 AV |
1338 | break; |
1339 | case PCI_DEVICE_ID_QLOGIC_ISP2200: | |
1340 | ha->device_type |= DT_ISP2200; | |
1341 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1342 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 AV |
1343 | break; |
1344 | case PCI_DEVICE_ID_QLOGIC_ISP2300: | |
1345 | ha->device_type |= DT_ISP2300; | |
4a59f71d | 1346 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1347 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1348 | break; |
1349 | case PCI_DEVICE_ID_QLOGIC_ISP2312: | |
1350 | ha->device_type |= DT_ISP2312; | |
4a59f71d | 1351 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1352 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1353 | break; |
1354 | case PCI_DEVICE_ID_QLOGIC_ISP2322: | |
1355 | ha->device_type |= DT_ISP2322; | |
4a59f71d | 1356 | ha->device_type |= DT_ZIO_SUPPORTED; |
ea5b6382 AV |
1357 | if (ha->pdev->subsystem_vendor == 0x1028 && |
1358 | ha->pdev->subsystem_device == 0x0170) | |
1359 | ha->device_type |= DT_OEM_001; | |
441d1072 | 1360 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1361 | break; |
1362 | case PCI_DEVICE_ID_QLOGIC_ISP6312: | |
1363 | ha->device_type |= DT_ISP6312; | |
441d1072 | 1364 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1365 | break; |
1366 | case PCI_DEVICE_ID_QLOGIC_ISP6322: | |
1367 | ha->device_type |= DT_ISP6322; | |
441d1072 | 1368 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1369 | break; |
1370 | case PCI_DEVICE_ID_QLOGIC_ISP2422: | |
1371 | ha->device_type |= DT_ISP2422; | |
4a59f71d | 1372 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1373 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1374 | ha->device_type |= DT_IIDMA; |
441d1072 | 1375 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 AV |
1376 | break; |
1377 | case PCI_DEVICE_ID_QLOGIC_ISP2432: | |
1378 | ha->device_type |= DT_ISP2432; | |
4a59f71d | 1379 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1380 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1381 | ha->device_type |= DT_IIDMA; |
441d1072 | 1382 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1383 | break; |
4d4df193 HK |
1384 | case PCI_DEVICE_ID_QLOGIC_ISP8432: |
1385 | ha->device_type |= DT_ISP8432; | |
1386 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1387 | ha->device_type |= DT_FWI2; | |
1388 | ha->device_type |= DT_IIDMA; | |
1389 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; | |
1390 | break; | |
044cc6c8 AV |
1391 | case PCI_DEVICE_ID_QLOGIC_ISP5422: |
1392 | ha->device_type |= DT_ISP5422; | |
e428924c | 1393 | ha->device_type |= DT_FWI2; |
441d1072 | 1394 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1395 | break; |
044cc6c8 AV |
1396 | case PCI_DEVICE_ID_QLOGIC_ISP5432: |
1397 | ha->device_type |= DT_ISP5432; | |
e428924c | 1398 | ha->device_type |= DT_FWI2; |
441d1072 | 1399 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1400 | break; |
c3a2f0df AV |
1401 | case PCI_DEVICE_ID_QLOGIC_ISP2532: |
1402 | ha->device_type |= DT_ISP2532; | |
1403 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1404 | ha->device_type |= DT_FWI2; | |
1405 | ha->device_type |= DT_IIDMA; | |
441d1072 | 1406 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 AV |
1407 | break; |
1408 | } | |
1409 | } | |
1410 | ||
1da177e4 LT |
1411 | static int |
1412 | qla2x00_iospace_config(scsi_qla_host_t *ha) | |
1413 | { | |
3776541d | 1414 | resource_size_t pio; |
1da177e4 | 1415 | |
285d0321 AV |
1416 | if (pci_request_selected_regions(ha->pdev, ha->bars, |
1417 | QLA2XXX_DRIVER_NAME)) { | |
1418 | qla_printk(KERN_WARNING, ha, | |
1419 | "Failed to reserve PIO/MMIO regions (%s)\n", | |
1420 | pci_name(ha->pdev)); | |
1421 | ||
1422 | goto iospace_error_exit; | |
1423 | } | |
1424 | if (!(ha->bars & 1)) | |
1425 | goto skip_pio; | |
1426 | ||
1da177e4 LT |
1427 | /* We only need PIO for Flash operations on ISP2312 v2 chips. */ |
1428 | pio = pci_resource_start(ha->pdev, 0); | |
3776541d AV |
1429 | if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) { |
1430 | if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) { | |
1da177e4 LT |
1431 | qla_printk(KERN_WARNING, ha, |
1432 | "Invalid PCI I/O region size (%s)...\n", | |
1433 | pci_name(ha->pdev)); | |
1434 | pio = 0; | |
1435 | } | |
1436 | } else { | |
1437 | qla_printk(KERN_WARNING, ha, | |
1438 | "region #0 not a PIO resource (%s)...\n", | |
1439 | pci_name(ha->pdev)); | |
1440 | pio = 0; | |
1441 | } | |
285d0321 | 1442 | ha->pio_address = pio; |
1da177e4 | 1443 | |
285d0321 | 1444 | skip_pio: |
1da177e4 | 1445 | /* Use MMIO operations for all accesses. */ |
3776541d | 1446 | if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) { |
1da177e4 | 1447 | qla_printk(KERN_ERR, ha, |
3776541d | 1448 | "region #1 not an MMIO resource (%s), aborting\n", |
1da177e4 LT |
1449 | pci_name(ha->pdev)); |
1450 | goto iospace_error_exit; | |
1451 | } | |
3776541d | 1452 | if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) { |
1da177e4 LT |
1453 | qla_printk(KERN_ERR, ha, |
1454 | "Invalid PCI mem region size (%s), aborting\n", | |
1455 | pci_name(ha->pdev)); | |
1456 | goto iospace_error_exit; | |
1457 | } | |
1458 | ||
3776541d | 1459 | ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN); |
1da177e4 LT |
1460 | if (!ha->iobase) { |
1461 | qla_printk(KERN_ERR, ha, | |
1462 | "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev)); | |
1463 | ||
1464 | goto iospace_error_exit; | |
1465 | } | |
1466 | ||
1467 | return (0); | |
1468 | ||
1469 | iospace_error_exit: | |
1470 | return (-ENOMEM); | |
1471 | } | |
1472 | ||
1e99e33a AV |
1473 | static void |
1474 | qla2xxx_scan_start(struct Scsi_Host *shost) | |
1475 | { | |
f363b943 | 1476 | scsi_qla_host_t *ha = shost_priv(shost); |
1e99e33a AV |
1477 | |
1478 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
1479 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1480 | set_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1481 | } | |
1482 | ||
1483 | static int | |
1484 | qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time) | |
1485 | { | |
f363b943 | 1486 | scsi_qla_host_t *ha = shost_priv(shost); |
1e99e33a AV |
1487 | |
1488 | if (!ha->host) | |
1489 | return 1; | |
1490 | if (time > ha->loop_reset_delay * HZ) | |
1491 | return 1; | |
1492 | ||
1493 | return atomic_read(&ha->loop_state) == LOOP_READY; | |
1494 | } | |
1495 | ||
1da177e4 LT |
1496 | /* |
1497 | * PCI driver interface | |
1498 | */ | |
7ee61397 AV |
1499 | static int __devinit |
1500 | qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) | |
1da177e4 | 1501 | { |
a1541d5a | 1502 | int ret = -ENODEV; |
1da177e4 LT |
1503 | struct Scsi_Host *host; |
1504 | scsi_qla_host_t *ha; | |
29856e28 | 1505 | char pci_info[30]; |
1da177e4 | 1506 | char fw_str[30]; |
5433383e | 1507 | struct scsi_host_template *sht; |
09483916 | 1508 | int bars, mem_only = 0; |
1da177e4 | 1509 | |
285d0321 | 1510 | bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO); |
5433383e AV |
1511 | sht = &qla2x00_driver_template; |
1512 | if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 || | |
8bc69e7d | 1513 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 || |
4d4df193 | 1514 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 || |
8bc69e7d | 1515 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 || |
c3a2f0df | 1516 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 || |
285d0321 AV |
1517 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532) { |
1518 | bars = pci_select_bars(pdev, IORESOURCE_MEM); | |
5433383e | 1519 | sht = &qla24xx_driver_template; |
09483916 | 1520 | mem_only = 1; |
285d0321 AV |
1521 | } |
1522 | ||
09483916 BH |
1523 | if (mem_only) { |
1524 | if (pci_enable_device_mem(pdev)) | |
1525 | goto probe_out; | |
1526 | } else { | |
1527 | if (pci_enable_device(pdev)) | |
1528 | goto probe_out; | |
1529 | } | |
285d0321 AV |
1530 | |
1531 | if (pci_find_aer_capability(pdev)) | |
1532 | if (pci_enable_pcie_error_reporting(pdev)) | |
1533 | goto probe_out; | |
1534 | ||
5433383e | 1535 | host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t)); |
1da177e4 LT |
1536 | if (host == NULL) { |
1537 | printk(KERN_WARNING | |
1538 | "qla2xxx: Couldn't allocate host from scsi layer!\n"); | |
1539 | goto probe_disable_device; | |
1540 | } | |
1541 | ||
1542 | /* Clear our data area */ | |
f363b943 | 1543 | ha = shost_priv(host); |
1da177e4 LT |
1544 | memset(ha, 0, sizeof(scsi_qla_host_t)); |
1545 | ||
1546 | ha->pdev = pdev; | |
1547 | ha->host = host; | |
1548 | ha->host_no = host->host_no; | |
cb63067a | 1549 | sprintf(ha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, ha->host_no); |
2c3dfe3f | 1550 | ha->parent = NULL; |
285d0321 | 1551 | ha->bars = bars; |
09483916 | 1552 | ha->mem_only = mem_only; |
df4bf0bb | 1553 | spin_lock_init(&ha->hardware_lock); |
1da177e4 | 1554 | |
ea5b6382 AV |
1555 | /* Set ISP-type information. */ |
1556 | qla2x00_set_isp_flags(ha); | |
1557 | ||
1da177e4 LT |
1558 | /* Configure PCI I/O space */ |
1559 | ret = qla2x00_iospace_config(ha); | |
a1541d5a AV |
1560 | if (ret) |
1561 | goto probe_failed; | |
1da177e4 | 1562 | |
1da177e4 | 1563 | qla_printk(KERN_INFO, ha, |
5433383e AV |
1564 | "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq, |
1565 | ha->iobase); | |
1da177e4 | 1566 | |
1da177e4 | 1567 | ha->prev_topology = 0; |
fca29703 | 1568 | ha->init_cb_size = sizeof(init_cb_t); |
2c3dfe3f | 1569 | ha->mgmt_svr_loop_id = MANAGEMENT_SERVER + ha->vp_idx; |
d8b45213 | 1570 | ha->link_data_rate = PORT_SPEED_UNKNOWN; |
854165f4 | 1571 | ha->optrom_size = OPTROM_SIZE_2300; |
1da177e4 | 1572 | |
df7baa50 AV |
1573 | ha->max_q_depth = MAX_Q_DEPTH; |
1574 | if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU) | |
1575 | ha->max_q_depth = ql2xmaxqdepth; | |
1576 | ||
abbd8870 | 1577 | /* Assign ISP specific operations. */ |
1da177e4 | 1578 | if (IS_QLA2100(ha)) { |
354d6b21 | 1579 | host->max_id = MAX_TARGETS_2100; |
1da177e4 LT |
1580 | ha->mbx_count = MAILBOX_REGISTER_COUNT_2100; |
1581 | ha->request_q_length = REQUEST_ENTRY_CNT_2100; | |
1582 | ha->response_q_length = RESPONSE_ENTRY_CNT_2100; | |
1583 | ha->last_loop_id = SNS_LAST_LOOP_ID_2100; | |
1584 | host->sg_tablesize = 32; | |
abbd8870 | 1585 | ha->gid_list_info_size = 4; |
fd34f556 | 1586 | ha->isp_ops = &qla2100_isp_ops; |
1da177e4 | 1587 | } else if (IS_QLA2200(ha)) { |
354d6b21 | 1588 | host->max_id = MAX_TARGETS_2200; |
1da177e4 LT |
1589 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
1590 | ha->request_q_length = REQUEST_ENTRY_CNT_2200; | |
1591 | ha->response_q_length = RESPONSE_ENTRY_CNT_2100; | |
1592 | ha->last_loop_id = SNS_LAST_LOOP_ID_2100; | |
abbd8870 | 1593 | ha->gid_list_info_size = 4; |
fd34f556 | 1594 | ha->isp_ops = &qla2100_isp_ops; |
fca29703 | 1595 | } else if (IS_QLA23XX(ha)) { |
354d6b21 | 1596 | host->max_id = MAX_TARGETS_2200; |
1da177e4 LT |
1597 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
1598 | ha->request_q_length = REQUEST_ENTRY_CNT_2200; | |
1599 | ha->response_q_length = RESPONSE_ENTRY_CNT_2300; | |
1600 | ha->last_loop_id = SNS_LAST_LOOP_ID_2300; | |
abbd8870 | 1601 | ha->gid_list_info_size = 6; |
854165f4 AV |
1602 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
1603 | ha->optrom_size = OPTROM_SIZE_2322; | |
fd34f556 | 1604 | ha->isp_ops = &qla2300_isp_ops; |
4d4df193 | 1605 | } else if (IS_QLA24XX_TYPE(ha)) { |
fca29703 AV |
1606 | host->max_id = MAX_TARGETS_2200; |
1607 | ha->mbx_count = MAILBOX_REGISTER_COUNT; | |
1608 | ha->request_q_length = REQUEST_ENTRY_CNT_24XX; | |
1609 | ha->response_q_length = RESPONSE_ENTRY_CNT_2300; | |
1610 | ha->last_loop_id = SNS_LAST_LOOP_ID_2300; | |
2c3dfe3f SJ |
1611 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); |
1612 | ha->mgmt_svr_loop_id = 10 + ha->vp_idx; | |
fca29703 | 1613 | ha->gid_list_info_size = 8; |
854165f4 | 1614 | ha->optrom_size = OPTROM_SIZE_24XX; |
fd34f556 | 1615 | ha->isp_ops = &qla24xx_isp_ops; |
c3a2f0df AV |
1616 | } else if (IS_QLA25XX(ha)) { |
1617 | host->max_id = MAX_TARGETS_2200; | |
1618 | ha->mbx_count = MAILBOX_REGISTER_COUNT; | |
1619 | ha->request_q_length = REQUEST_ENTRY_CNT_24XX; | |
1620 | ha->response_q_length = RESPONSE_ENTRY_CNT_2300; | |
1621 | ha->last_loop_id = SNS_LAST_LOOP_ID_2300; | |
1622 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); | |
1623 | ha->mgmt_svr_loop_id = 10 + ha->vp_idx; | |
1624 | ha->gid_list_info_size = 8; | |
1625 | ha->optrom_size = OPTROM_SIZE_25XX; | |
1626 | ha->isp_ops = &qla25xx_isp_ops; | |
cb8dacbf AV |
1627 | ha->hw_event_start = PCI_FUNC(pdev->devfn) ? |
1628 | FA_HW_EVENT1_ADDR: FA_HW_EVENT0_ADDR; | |
1da177e4 LT |
1629 | } |
1630 | host->can_queue = ha->request_q_length + 128; | |
1631 | ||
1632 | /* load the F/W, read paramaters, and init the H/W */ | |
1633 | ha->instance = num_hosts; | |
1634 | ||
6c2f527c | 1635 | mutex_init(&ha->vport_lock); |
0b05a1f0 MB |
1636 | init_completion(&ha->mbx_cmd_comp); |
1637 | complete(&ha->mbx_cmd_comp); | |
1638 | init_completion(&ha->mbx_intr_comp); | |
1da177e4 LT |
1639 | |
1640 | INIT_LIST_HEAD(&ha->list); | |
1641 | INIT_LIST_HEAD(&ha->fcports); | |
2c3dfe3f | 1642 | INIT_LIST_HEAD(&ha->vp_list); |
0971de7f | 1643 | INIT_LIST_HEAD(&ha->work_list); |
2c3dfe3f SJ |
1644 | |
1645 | set_bit(0, (unsigned long *) ha->vp_idx_map); | |
1da177e4 | 1646 | |
1da177e4 LT |
1647 | qla2x00_config_dma_addressing(ha); |
1648 | if (qla2x00_mem_alloc(ha)) { | |
1649 | qla_printk(KERN_WARNING, ha, | |
1650 | "[ERROR] Failed to allocate memory for adapter\n"); | |
1651 | ||
a1541d5a AV |
1652 | ret = -ENOMEM; |
1653 | goto probe_failed; | |
1da177e4 LT |
1654 | } |
1655 | ||
765140bf | 1656 | if (qla2x00_initialize_adapter(ha)) { |
1da177e4 LT |
1657 | qla_printk(KERN_WARNING, ha, |
1658 | "Failed to initialize adapter\n"); | |
1659 | ||
1660 | DEBUG2(printk("scsi(%ld): Failed to initialize adapter - " | |
1661 | "Adapter flags %x.\n", | |
1662 | ha->host_no, ha->device_flags)); | |
1663 | ||
a1541d5a | 1664 | ret = -ENODEV; |
1da177e4 LT |
1665 | goto probe_failed; |
1666 | } | |
1667 | ||
1668 | /* | |
1669 | * Startup the kernel thread for this host adapter | |
1670 | */ | |
39a11240 CH |
1671 | ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha, |
1672 | "%s_dpc", ha->host_str); | |
1673 | if (IS_ERR(ha->dpc_thread)) { | |
1da177e4 LT |
1674 | qla_printk(KERN_WARNING, ha, |
1675 | "Unable to start DPC thread!\n"); | |
39a11240 | 1676 | ret = PTR_ERR(ha->dpc_thread); |
1da177e4 LT |
1677 | goto probe_failed; |
1678 | } | |
1da177e4 | 1679 | |
a1541d5a AV |
1680 | host->this_id = 255; |
1681 | host->cmd_per_lun = 3; | |
1682 | host->unique_id = ha->instance; | |
1683 | host->max_cmd_len = MAX_CMDSZ; | |
75bc4190 | 1684 | host->max_channel = MAX_BUSES - 1; |
a1541d5a AV |
1685 | host->max_lun = MAX_LUNS; |
1686 | host->transportt = qla2xxx_transport_template; | |
1687 | ||
a8488abe AV |
1688 | ret = qla2x00_request_irqs(ha); |
1689 | if (ret) | |
1da177e4 | 1690 | goto probe_failed; |
1da177e4 LT |
1691 | |
1692 | /* Initialized the timer */ | |
1693 | qla2x00_start_timer(ha, qla2x00_timer, WATCH_INTERVAL); | |
1694 | ||
1695 | DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n", | |
1696 | ha->host_no, ha)); | |
1697 | ||
a1541d5a | 1698 | pci_set_drvdata(pdev, ha); |
d19044c3 | 1699 | |
1da177e4 | 1700 | ha->flags.init_done = 1; |
d19044c3 AV |
1701 | ha->flags.online = 1; |
1702 | ||
1da177e4 LT |
1703 | num_hosts++; |
1704 | ||
a1541d5a AV |
1705 | ret = scsi_add_host(host, &pdev->dev); |
1706 | if (ret) | |
1707 | goto probe_failed; | |
1708 | ||
1e99e33a AV |
1709 | scsi_scan_host(host); |
1710 | ||
a1541d5a AV |
1711 | qla2x00_alloc_sysfs_attr(ha); |
1712 | ||
1713 | qla2x00_init_host_attr(ha); | |
1714 | ||
df613b96 AV |
1715 | qla2x00_dfs_setup(ha); |
1716 | ||
1da177e4 LT |
1717 | qla_printk(KERN_INFO, ha, "\n" |
1718 | " QLogic Fibre Channel HBA Driver: %s\n" | |
1719 | " QLogic %s - %s\n" | |
5433383e AV |
1720 | " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n", |
1721 | qla2x00_version_str, ha->model_number, | |
1722 | ha->model_desc ? ha->model_desc: "", pdev->device, | |
fd34f556 | 1723 | ha->isp_ops->pci_info_str(ha, pci_info), pci_name(pdev), |
5433383e | 1724 | ha->flags.enable_64bit_addressing ? '+': '-', ha->host_no, |
fd34f556 | 1725 | ha->isp_ops->fw_version_str(ha, fw_str)); |
1da177e4 | 1726 | |
1da177e4 LT |
1727 | return 0; |
1728 | ||
1729 | probe_failed: | |
1730 | qla2x00_free_device(ha); | |
1731 | ||
1732 | scsi_host_put(host); | |
1733 | ||
1734 | probe_disable_device: | |
1735 | pci_disable_device(pdev); | |
1736 | ||
a1541d5a AV |
1737 | probe_out: |
1738 | return ret; | |
1da177e4 | 1739 | } |
1da177e4 | 1740 | |
4c993f76 | 1741 | static void |
7ee61397 | 1742 | qla2x00_remove_one(struct pci_dev *pdev) |
1da177e4 LT |
1743 | { |
1744 | scsi_qla_host_t *ha; | |
1745 | ||
1746 | ha = pci_get_drvdata(pdev); | |
1747 | ||
df613b96 AV |
1748 | qla2x00_dfs_remove(ha); |
1749 | ||
4d4df193 HK |
1750 | qla84xx_put_chip(ha); |
1751 | ||
8482e118 | 1752 | qla2x00_free_sysfs_attr(ha); |
1da177e4 | 1753 | |
bdf79621 AV |
1754 | fc_remove_host(ha->host); |
1755 | ||
1da177e4 LT |
1756 | scsi_remove_host(ha->host); |
1757 | ||
1758 | qla2x00_free_device(ha); | |
1759 | ||
1760 | scsi_host_put(ha->host); | |
1761 | ||
665db93b | 1762 | pci_disable_device(pdev); |
1da177e4 LT |
1763 | pci_set_drvdata(pdev, NULL); |
1764 | } | |
1da177e4 LT |
1765 | |
1766 | static void | |
1767 | qla2x00_free_device(scsi_qla_host_t *ha) | |
1768 | { | |
df4bf0bb AV |
1769 | qla2x00_abort_all_cmds(ha, DID_NO_CONNECT << 16); |
1770 | ||
1da177e4 LT |
1771 | /* Disable timer */ |
1772 | if (ha->timer_active) | |
1773 | qla2x00_stop_timer(ha); | |
1774 | ||
df4bf0bb AV |
1775 | ha->flags.online = 0; |
1776 | ||
1da177e4 | 1777 | /* Kill the kernel thread for this host */ |
39a11240 CH |
1778 | if (ha->dpc_thread) { |
1779 | struct task_struct *t = ha->dpc_thread; | |
1da177e4 | 1780 | |
39a11240 CH |
1781 | /* |
1782 | * qla2xxx_wake_dpc checks for ->dpc_thread | |
1783 | * so we need to zero it out. | |
1784 | */ | |
1785 | ha->dpc_thread = NULL; | |
1786 | kthread_stop(t); | |
1da177e4 LT |
1787 | } |
1788 | ||
df613b96 AV |
1789 | if (ha->flags.fce_enabled) |
1790 | qla2x00_disable_fce_trace(ha, NULL, NULL); | |
1791 | ||
a7a167bf | 1792 | if (ha->eft) |
00b6bd25 | 1793 | qla2x00_disable_eft_trace(ha); |
a7a167bf | 1794 | |
f6ef3b18 | 1795 | /* Stop currently executing firmware. */ |
18c6c127 | 1796 | qla2x00_try_to_stop_firmware(ha); |
1da177e4 | 1797 | |
f6ef3b18 AV |
1798 | /* turn-off interrupts on the card */ |
1799 | if (ha->interrupts_on) | |
fd34f556 | 1800 | ha->isp_ops->disable_intrs(ha); |
f6ef3b18 AV |
1801 | |
1802 | qla2x00_mem_free(ha); | |
1da177e4 | 1803 | |
a8488abe | 1804 | qla2x00_free_irqs(ha); |
1da177e4 LT |
1805 | |
1806 | /* release io space registers */ | |
1807 | if (ha->iobase) | |
1808 | iounmap(ha->iobase); | |
285d0321 | 1809 | pci_release_selected_regions(ha->pdev, ha->bars); |
1da177e4 LT |
1810 | } |
1811 | ||
d97994dc AV |
1812 | static inline void |
1813 | qla2x00_schedule_rport_del(struct scsi_qla_host *ha, fc_port_t *fcport, | |
1814 | int defer) | |
1815 | { | |
1816 | unsigned long flags; | |
1817 | struct fc_rport *rport; | |
1818 | ||
1819 | if (!fcport->rport) | |
1820 | return; | |
1821 | ||
1822 | rport = fcport->rport; | |
1823 | if (defer) { | |
1824 | spin_lock_irqsave(&fcport->rport_lock, flags); | |
1825 | fcport->drport = rport; | |
1826 | fcport->rport = NULL; | |
387f96b4 | 1827 | *(fc_port_t **)rport->dd_data = NULL; |
d97994dc AV |
1828 | spin_unlock_irqrestore(&fcport->rport_lock, flags); |
1829 | set_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags); | |
1830 | } else { | |
1831 | spin_lock_irqsave(&fcport->rport_lock, flags); | |
1832 | fcport->rport = NULL; | |
387f96b4 | 1833 | *(fc_port_t **)rport->dd_data = NULL; |
d97994dc AV |
1834 | spin_unlock_irqrestore(&fcport->rport_lock, flags); |
1835 | fc_remote_port_delete(rport); | |
1836 | } | |
1837 | } | |
1838 | ||
1da177e4 LT |
1839 | /* |
1840 | * qla2x00_mark_device_lost Updates fcport state when device goes offline. | |
1841 | * | |
1842 | * Input: ha = adapter block pointer. fcport = port structure pointer. | |
1843 | * | |
1844 | * Return: None. | |
1845 | * | |
1846 | * Context: | |
1847 | */ | |
1848 | void qla2x00_mark_device_lost(scsi_qla_host_t *ha, fc_port_t *fcport, | |
d97994dc | 1849 | int do_login, int defer) |
1da177e4 | 1850 | { |
2c3dfe3f SJ |
1851 | if (atomic_read(&fcport->state) == FCS_ONLINE && |
1852 | ha->vp_idx == fcport->vp_idx) | |
d97994dc | 1853 | qla2x00_schedule_rport_del(ha, fcport, defer); |
19a7b4ae | 1854 | |
fa2a1ce5 | 1855 | /* |
1da177e4 LT |
1856 | * We may need to retry the login, so don't change the state of the |
1857 | * port but do the retries. | |
1858 | */ | |
1859 | if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD) | |
1860 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1861 | ||
1862 | if (!do_login) | |
1863 | return; | |
1864 | ||
1865 | if (fcport->login_retry == 0) { | |
1866 | fcport->login_retry = ha->login_retry_count; | |
1867 | set_bit(RELOGIN_NEEDED, &ha->dpc_flags); | |
1868 | ||
1869 | DEBUG(printk("scsi(%ld): Port login retry: " | |
1870 | "%02x%02x%02x%02x%02x%02x%02x%02x, " | |
1871 | "id = 0x%04x retry cnt=%d\n", | |
1872 | ha->host_no, | |
1873 | fcport->port_name[0], | |
1874 | fcport->port_name[1], | |
1875 | fcport->port_name[2], | |
1876 | fcport->port_name[3], | |
1877 | fcport->port_name[4], | |
1878 | fcport->port_name[5], | |
1879 | fcport->port_name[6], | |
1880 | fcport->port_name[7], | |
1881 | fcport->loop_id, | |
1882 | fcport->login_retry)); | |
1883 | } | |
1884 | } | |
1885 | ||
1886 | /* | |
1887 | * qla2x00_mark_all_devices_lost | |
1888 | * Updates fcport state when device goes offline. | |
1889 | * | |
1890 | * Input: | |
1891 | * ha = adapter block pointer. | |
1892 | * fcport = port structure pointer. | |
1893 | * | |
1894 | * Return: | |
1895 | * None. | |
1896 | * | |
1897 | * Context: | |
1898 | */ | |
1899 | void | |
d97994dc | 1900 | qla2x00_mark_all_devices_lost(scsi_qla_host_t *ha, int defer) |
1da177e4 LT |
1901 | { |
1902 | fc_port_t *fcport; | |
2c3dfe3f | 1903 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 | 1904 | |
2c3dfe3f SJ |
1905 | list_for_each_entry(fcport, &pha->fcports, list) { |
1906 | if (ha->vp_idx != 0 && ha->vp_idx != fcport->vp_idx) | |
1da177e4 | 1907 | continue; |
1da177e4 LT |
1908 | /* |
1909 | * No point in marking the device as lost, if the device is | |
1910 | * already DEAD. | |
1911 | */ | |
1912 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD) | |
1913 | continue; | |
2c3dfe3f SJ |
1914 | if (atomic_read(&fcport->state) == FCS_ONLINE) { |
1915 | if (defer) | |
1916 | qla2x00_schedule_rport_del(ha, fcport, defer); | |
1917 | else if (ha->vp_idx == fcport->vp_idx) | |
1918 | qla2x00_schedule_rport_del(ha, fcport, defer); | |
1919 | } | |
1da177e4 LT |
1920 | atomic_set(&fcport->state, FCS_DEVICE_LOST); |
1921 | } | |
d97994dc | 1922 | |
39a11240 CH |
1923 | if (defer) |
1924 | qla2xxx_wake_dpc(ha); | |
1da177e4 LT |
1925 | } |
1926 | ||
1927 | /* | |
1928 | * qla2x00_mem_alloc | |
1929 | * Allocates adapter memory. | |
1930 | * | |
1931 | * Returns: | |
1932 | * 0 = success. | |
e8711085 | 1933 | * !0 = failure. |
1da177e4 | 1934 | */ |
e8711085 | 1935 | static int |
1da177e4 LT |
1936 | qla2x00_mem_alloc(scsi_qla_host_t *ha) |
1937 | { | |
1938 | char name[16]; | |
1da177e4 | 1939 | |
e8711085 AV |
1940 | ha->request_ring = dma_alloc_coherent(&ha->pdev->dev, |
1941 | (ha->request_q_length + 1) * sizeof(request_t), &ha->request_dma, | |
1942 | GFP_KERNEL); | |
1943 | if (!ha->request_ring) | |
1944 | goto fail; | |
1945 | ||
1946 | ha->response_ring = dma_alloc_coherent(&ha->pdev->dev, | |
1947 | (ha->response_q_length + 1) * sizeof(response_t), | |
1948 | &ha->response_dma, GFP_KERNEL); | |
1949 | if (!ha->response_ring) | |
1950 | goto fail_free_request_ring; | |
1951 | ||
1952 | ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE, | |
1953 | &ha->gid_list_dma, GFP_KERNEL); | |
1954 | if (!ha->gid_list) | |
1955 | goto fail_free_response_ring; | |
1956 | ||
1957 | ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size, | |
1958 | &ha->init_cb_dma, GFP_KERNEL); | |
1959 | if (!ha->init_cb) | |
1960 | goto fail_free_gid_list; | |
1961 | ||
1962 | snprintf(name, sizeof(name), "%s_%ld", QLA2XXX_DRIVER_NAME, | |
1963 | ha->host_no); | |
1964 | ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev, | |
1965 | DMA_POOL_SIZE, 8, 0); | |
1966 | if (!ha->s_dma_pool) | |
1967 | goto fail_free_init_cb; | |
1da177e4 | 1968 | |
e8711085 AV |
1969 | ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep); |
1970 | if (!ha->srb_mempool) | |
1971 | goto fail_free_s_dma_pool; | |
1972 | ||
1973 | /* Get memory for cached NVRAM */ | |
1974 | ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL); | |
1975 | if (!ha->nvram) | |
1976 | goto fail_free_srb_mempool; | |
1977 | ||
1978 | /* Allocate memory for SNS commands */ | |
1979 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
1980 | /* Get consistent memory allocated for SNS commands */ | |
1981 | ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev, | |
1982 | sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL); | |
1983 | if (!ha->sns_cmd) | |
1984 | goto fail_free_nvram; | |
1985 | } else { | |
1986 | /* Get consistent memory allocated for MS IOCB */ | |
1987 | ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, | |
1988 | &ha->ms_iocb_dma); | |
1989 | if (!ha->ms_iocb) | |
1990 | goto fail_free_nvram; | |
1991 | ||
1992 | /* Get consistent memory allocated for CT SNS commands */ | |
1993 | ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev, | |
1994 | sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL); | |
1995 | if (!ha->ct_sns) | |
1996 | goto fail_free_ms_iocb; | |
1da177e4 LT |
1997 | } |
1998 | ||
e8711085 AV |
1999 | return 0; |
2000 | ||
2001 | fail_free_ms_iocb: | |
2002 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2003 | ha->ms_iocb = NULL; | |
2004 | ha->ms_iocb_dma = 0; | |
2005 | fail_free_nvram: | |
2006 | kfree(ha->nvram); | |
2007 | ha->nvram = NULL; | |
2008 | fail_free_srb_mempool: | |
2009 | mempool_destroy(ha->srb_mempool); | |
2010 | ha->srb_mempool = NULL; | |
2011 | fail_free_s_dma_pool: | |
2012 | dma_pool_destroy(ha->s_dma_pool); | |
2013 | ha->s_dma_pool = NULL; | |
2014 | fail_free_init_cb: | |
2015 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb, | |
2016 | ha->init_cb_dma); | |
2017 | ha->init_cb = NULL; | |
2018 | ha->init_cb_dma = 0; | |
2019 | fail_free_gid_list: | |
2020 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
2021 | ha->gid_list_dma); | |
2022 | ha->gid_list = NULL; | |
2023 | ha->gid_list_dma = 0; | |
2024 | fail_free_response_ring: | |
2025 | dma_free_coherent(&ha->pdev->dev, (ha->response_q_length + 1) * | |
2026 | sizeof(response_t), ha->response_ring, ha->response_dma); | |
2027 | ha->response_ring = NULL; | |
2028 | ha->response_dma = 0; | |
2029 | fail_free_request_ring: | |
2030 | dma_free_coherent(&ha->pdev->dev, (ha->request_q_length + 1) * | |
2031 | sizeof(request_t), ha->request_ring, ha->request_dma); | |
2032 | ha->request_ring = NULL; | |
2033 | ha->request_dma = 0; | |
2034 | fail: | |
2035 | return -ENOMEM; | |
1da177e4 LT |
2036 | } |
2037 | ||
2038 | /* | |
2039 | * qla2x00_mem_free | |
2040 | * Frees all adapter allocated memory. | |
2041 | * | |
2042 | * Input: | |
2043 | * ha = adapter block pointer. | |
2044 | */ | |
a824ebb3 | 2045 | static void |
1da177e4 LT |
2046 | qla2x00_mem_free(scsi_qla_host_t *ha) |
2047 | { | |
1da177e4 LT |
2048 | struct list_head *fcpl, *fcptemp; |
2049 | fc_port_t *fcport; | |
1da177e4 | 2050 | |
e8711085 AV |
2051 | if (ha->srb_mempool) |
2052 | mempool_destroy(ha->srb_mempool); | |
1da177e4 | 2053 | |
df613b96 AV |
2054 | if (ha->fce) |
2055 | dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce, | |
2056 | ha->fce_dma); | |
2057 | ||
a7a167bf AV |
2058 | if (ha->fw_dump) { |
2059 | if (ha->eft) | |
2060 | dma_free_coherent(&ha->pdev->dev, | |
2061 | ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma); | |
2062 | vfree(ha->fw_dump); | |
2063 | } | |
2064 | ||
1da177e4 LT |
2065 | if (ha->sns_cmd) |
2066 | dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), | |
2067 | ha->sns_cmd, ha->sns_cmd_dma); | |
2068 | ||
2069 | if (ha->ct_sns) | |
2070 | dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), | |
2071 | ha->ct_sns, ha->ct_sns_dma); | |
2072 | ||
88729e53 AV |
2073 | if (ha->sfp_data) |
2074 | dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma); | |
2075 | ||
1da177e4 LT |
2076 | if (ha->ms_iocb) |
2077 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2078 | ||
1da177e4 LT |
2079 | if (ha->s_dma_pool) |
2080 | dma_pool_destroy(ha->s_dma_pool); | |
2081 | ||
2c3dfe3f SJ |
2082 | if (ha->init_cb) |
2083 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, | |
2084 | ha->init_cb, ha->init_cb_dma); | |
2085 | ||
1da177e4 LT |
2086 | if (ha->gid_list) |
2087 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
2088 | ha->gid_list_dma); | |
2089 | ||
2090 | if (ha->response_ring) | |
2091 | dma_free_coherent(&ha->pdev->dev, | |
2092 | (ha->response_q_length + 1) * sizeof(response_t), | |
2093 | ha->response_ring, ha->response_dma); | |
2094 | ||
2095 | if (ha->request_ring) | |
2096 | dma_free_coherent(&ha->pdev->dev, | |
2097 | (ha->request_q_length + 1) * sizeof(request_t), | |
2098 | ha->request_ring, ha->request_dma); | |
2099 | ||
e8711085 | 2100 | ha->srb_mempool = NULL; |
a7a167bf AV |
2101 | ha->eft = NULL; |
2102 | ha->eft_dma = 0; | |
1da177e4 LT |
2103 | ha->sns_cmd = NULL; |
2104 | ha->sns_cmd_dma = 0; | |
2105 | ha->ct_sns = NULL; | |
2106 | ha->ct_sns_dma = 0; | |
2107 | ha->ms_iocb = NULL; | |
2108 | ha->ms_iocb_dma = 0; | |
1da177e4 LT |
2109 | ha->init_cb = NULL; |
2110 | ha->init_cb_dma = 0; | |
2111 | ||
2112 | ha->s_dma_pool = NULL; | |
2113 | ||
1da177e4 LT |
2114 | ha->gid_list = NULL; |
2115 | ha->gid_list_dma = 0; | |
2116 | ||
2117 | ha->response_ring = NULL; | |
2118 | ha->response_dma = 0; | |
2119 | ha->request_ring = NULL; | |
2120 | ha->request_dma = 0; | |
2121 | ||
2122 | list_for_each_safe(fcpl, fcptemp, &ha->fcports) { | |
2123 | fcport = list_entry(fcpl, fc_port_t, list); | |
2124 | ||
1da177e4 LT |
2125 | /* fc ports */ |
2126 | list_del_init(&fcport->list); | |
2127 | kfree(fcport); | |
2128 | } | |
2129 | INIT_LIST_HEAD(&ha->fcports); | |
2130 | ||
1da177e4 | 2131 | ha->fw_dump = NULL; |
fca29703 | 2132 | ha->fw_dumped = 0; |
1da177e4 | 2133 | ha->fw_dump_reading = 0; |
854165f4 AV |
2134 | |
2135 | vfree(ha->optrom_buffer); | |
53772a2c | 2136 | kfree(ha->nvram); |
1da177e4 LT |
2137 | } |
2138 | ||
01ef66bb | 2139 | static struct qla_work_evt * |
0971de7f AV |
2140 | qla2x00_alloc_work(struct scsi_qla_host *ha, enum qla_work_type type, |
2141 | int locked) | |
2142 | { | |
2143 | struct qla_work_evt *e; | |
2144 | ||
2145 | e = kzalloc(sizeof(struct qla_work_evt), locked ? GFP_ATOMIC: | |
2146 | GFP_KERNEL); | |
2147 | if (!e) | |
2148 | return NULL; | |
2149 | ||
2150 | INIT_LIST_HEAD(&e->list); | |
2151 | e->type = type; | |
2152 | e->flags = QLA_EVT_FLAG_FREE; | |
2153 | return e; | |
2154 | } | |
2155 | ||
01ef66bb | 2156 | static int |
0971de7f AV |
2157 | qla2x00_post_work(struct scsi_qla_host *ha, struct qla_work_evt *e, int locked) |
2158 | { | |
2159 | unsigned long flags; | |
08b95a12 | 2160 | scsi_qla_host_t *pha = to_qla_parent(ha); |
0971de7f AV |
2161 | |
2162 | if (!locked) | |
08b95a12 | 2163 | spin_lock_irqsave(&pha->hardware_lock, flags); |
0971de7f AV |
2164 | list_add_tail(&e->list, &ha->work_list); |
2165 | qla2xxx_wake_dpc(ha); | |
2166 | if (!locked) | |
08b95a12 | 2167 | spin_unlock_irqrestore(&pha->hardware_lock, flags); |
0971de7f AV |
2168 | return QLA_SUCCESS; |
2169 | } | |
2170 | ||
2171 | int | |
2172 | qla2x00_post_aen_work(struct scsi_qla_host *ha, enum fc_host_event_code code, | |
2173 | u32 data) | |
2174 | { | |
2175 | struct qla_work_evt *e; | |
2176 | ||
2177 | e = qla2x00_alloc_work(ha, QLA_EVT_AEN, 1); | |
2178 | if (!e) | |
2179 | return QLA_FUNCTION_FAILED; | |
2180 | ||
2181 | e->u.aen.code = code; | |
2182 | e->u.aen.data = data; | |
2183 | return qla2x00_post_work(ha, e, 1); | |
2184 | } | |
2185 | ||
cb8dacbf AV |
2186 | int |
2187 | qla2x00_post_hwe_work(struct scsi_qla_host *ha, uint16_t code, uint16_t d1, | |
2188 | uint16_t d2, uint16_t d3) | |
2189 | { | |
2190 | struct qla_work_evt *e; | |
2191 | ||
2192 | e = qla2x00_alloc_work(ha, QLA_EVT_HWE_LOG, 1); | |
2193 | if (!e) | |
2194 | return QLA_FUNCTION_FAILED; | |
2195 | ||
2196 | e->u.hwe.code = code; | |
2197 | e->u.hwe.d1 = d1; | |
2198 | e->u.hwe.d2 = d2; | |
2199 | e->u.hwe.d3 = d3; | |
2200 | return qla2x00_post_work(ha, e, 1); | |
2201 | } | |
2202 | ||
0971de7f AV |
2203 | static void |
2204 | qla2x00_do_work(struct scsi_qla_host *ha) | |
2205 | { | |
2206 | struct qla_work_evt *e; | |
08b95a12 | 2207 | scsi_qla_host_t *pha = to_qla_parent(ha); |
0971de7f | 2208 | |
08b95a12 | 2209 | spin_lock_irq(&pha->hardware_lock); |
0971de7f AV |
2210 | while (!list_empty(&ha->work_list)) { |
2211 | e = list_entry(ha->work_list.next, struct qla_work_evt, list); | |
2212 | list_del_init(&e->list); | |
08b95a12 | 2213 | spin_unlock_irq(&pha->hardware_lock); |
0971de7f AV |
2214 | |
2215 | switch (e->type) { | |
2216 | case QLA_EVT_AEN: | |
2217 | fc_host_post_event(ha->host, fc_get_event_number(), | |
2218 | e->u.aen.code, e->u.aen.data); | |
2219 | break; | |
cb8dacbf AV |
2220 | case QLA_EVT_HWE_LOG: |
2221 | qla2xxx_hw_event_log(ha, e->u.hwe.code, e->u.hwe.d1, | |
2222 | e->u.hwe.d2, e->u.hwe.d3); | |
2223 | break; | |
0971de7f AV |
2224 | } |
2225 | if (e->flags & QLA_EVT_FLAG_FREE) | |
2226 | kfree(e); | |
08b95a12 | 2227 | spin_lock_irq(&pha->hardware_lock); |
0971de7f | 2228 | } |
08b95a12 | 2229 | spin_unlock_irq(&pha->hardware_lock); |
0971de7f AV |
2230 | } |
2231 | ||
1da177e4 LT |
2232 | /************************************************************************** |
2233 | * qla2x00_do_dpc | |
2234 | * This kernel thread is a task that is schedule by the interrupt handler | |
2235 | * to perform the background processing for interrupts. | |
2236 | * | |
2237 | * Notes: | |
2238 | * This task always run in the context of a kernel thread. It | |
2239 | * is kick-off by the driver's detect code and starts up | |
2240 | * up one per adapter. It immediately goes to sleep and waits for | |
2241 | * some fibre event. When either the interrupt handler or | |
2242 | * the timer routine detects a event it will one of the task | |
2243 | * bits then wake us up. | |
2244 | **************************************************************************/ | |
2245 | static int | |
2246 | qla2x00_do_dpc(void *data) | |
2247 | { | |
2c3dfe3f | 2248 | int rval; |
1da177e4 LT |
2249 | scsi_qla_host_t *ha; |
2250 | fc_port_t *fcport; | |
1da177e4 | 2251 | uint8_t status; |
1da177e4 | 2252 | uint16_t next_loopid; |
99363ef8 SJ |
2253 | struct scsi_qla_host *vha; |
2254 | int i; | |
2255 | ||
1da177e4 LT |
2256 | |
2257 | ha = (scsi_qla_host_t *)data; | |
2258 | ||
1da177e4 LT |
2259 | set_user_nice(current, -20); |
2260 | ||
39a11240 | 2261 | while (!kthread_should_stop()) { |
1da177e4 LT |
2262 | DEBUG3(printk("qla2x00: DPC handler sleeping\n")); |
2263 | ||
39a11240 CH |
2264 | set_current_state(TASK_INTERRUPTIBLE); |
2265 | schedule(); | |
2266 | __set_current_state(TASK_RUNNING); | |
1da177e4 LT |
2267 | |
2268 | DEBUG3(printk("qla2x00: DPC handler waking up\n")); | |
2269 | ||
2270 | /* Initialization not yet finished. Don't do anything yet. */ | |
39a11240 | 2271 | if (!ha->flags.init_done) |
1da177e4 LT |
2272 | continue; |
2273 | ||
2274 | DEBUG3(printk("scsi(%ld): DPC handler\n", ha->host_no)); | |
2275 | ||
2276 | ha->dpc_active = 1; | |
2277 | ||
1da177e4 | 2278 | if (ha->flags.mbox_busy) { |
1da177e4 LT |
2279 | ha->dpc_active = 0; |
2280 | continue; | |
2281 | } | |
2282 | ||
0971de7f AV |
2283 | qla2x00_do_work(ha); |
2284 | ||
1da177e4 LT |
2285 | if (test_and_clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) { |
2286 | ||
2287 | DEBUG(printk("scsi(%ld): dpc: sched " | |
2288 | "qla2x00_abort_isp ha = %p\n", | |
2289 | ha->host_no, ha)); | |
2290 | if (!(test_and_set_bit(ABORT_ISP_ACTIVE, | |
2291 | &ha->dpc_flags))) { | |
2292 | ||
2293 | if (qla2x00_abort_isp(ha)) { | |
2294 | /* failed. retry later */ | |
2295 | set_bit(ISP_ABORT_NEEDED, | |
2296 | &ha->dpc_flags); | |
2297 | } | |
2298 | clear_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags); | |
2299 | } | |
99363ef8 SJ |
2300 | |
2301 | for_each_mapped_vp_idx(ha, i) { | |
2302 | list_for_each_entry(vha, &ha->vp_list, | |
2303 | vp_list) { | |
2304 | if (i == vha->vp_idx) { | |
2305 | set_bit(ISP_ABORT_NEEDED, | |
2306 | &vha->dpc_flags); | |
2307 | break; | |
2308 | } | |
2309 | } | |
2310 | } | |
2311 | ||
1da177e4 LT |
2312 | DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n", |
2313 | ha->host_no)); | |
2314 | } | |
2315 | ||
d97994dc AV |
2316 | if (test_and_clear_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags)) |
2317 | qla2x00_update_fcports(ha); | |
2318 | ||
1da177e4 LT |
2319 | if (test_and_clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags) && |
2320 | (!(test_and_set_bit(RESET_ACTIVE, &ha->dpc_flags)))) { | |
2321 | ||
2322 | DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n", | |
2323 | ha->host_no)); | |
2324 | ||
2325 | qla2x00_rst_aen(ha); | |
2326 | clear_bit(RESET_ACTIVE, &ha->dpc_flags); | |
2327 | } | |
2328 | ||
2329 | /* Retry each device up to login retry count */ | |
2330 | if ((test_and_clear_bit(RELOGIN_NEEDED, &ha->dpc_flags)) && | |
2331 | !test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) && | |
2332 | atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
2333 | ||
2334 | DEBUG(printk("scsi(%ld): qla2x00_port_login()\n", | |
2335 | ha->host_no)); | |
2336 | ||
2337 | next_loopid = 0; | |
2338 | list_for_each_entry(fcport, &ha->fcports, list) { | |
1da177e4 LT |
2339 | /* |
2340 | * If the port is not ONLINE then try to login | |
2341 | * to it if we haven't run out of retries. | |
2342 | */ | |
2343 | if (atomic_read(&fcport->state) != FCS_ONLINE && | |
2344 | fcport->login_retry) { | |
2345 | ||
1da177e4 LT |
2346 | if (fcport->flags & FCF_FABRIC_DEVICE) { |
2347 | if (fcport->flags & | |
2348 | FCF_TAPE_PRESENT) | |
fd34f556 | 2349 | ha->isp_ops->fabric_logout( |
1c7c6357 AV |
2350 | ha, fcport->loop_id, |
2351 | fcport->d_id.b.domain, | |
2352 | fcport->d_id.b.area, | |
2353 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2354 | status = qla2x00_fabric_login( |
2355 | ha, fcport, &next_loopid); | |
2356 | } else | |
2357 | status = | |
2358 | qla2x00_local_device_login( | |
9a52a57c | 2359 | ha, fcport); |
1da177e4 | 2360 | |
63a8651f | 2361 | fcport->login_retry--; |
1da177e4 LT |
2362 | if (status == QLA_SUCCESS) { |
2363 | fcport->old_loop_id = fcport->loop_id; | |
2364 | ||
2365 | DEBUG(printk("scsi(%ld): port login OK: logged in ID 0x%x\n", | |
2366 | ha->host_no, fcport->loop_id)); | |
fa2a1ce5 | 2367 | |
052c40c8 AV |
2368 | qla2x00_update_fcport(ha, |
2369 | fcport); | |
1da177e4 LT |
2370 | } else if (status == 1) { |
2371 | set_bit(RELOGIN_NEEDED, &ha->dpc_flags); | |
2372 | /* retry the login again */ | |
2373 | DEBUG(printk("scsi(%ld): Retrying %d login again loop_id 0x%x\n", | |
2374 | ha->host_no, | |
2375 | fcport->login_retry, fcport->loop_id)); | |
2376 | } else { | |
2377 | fcport->login_retry = 0; | |
2378 | } | |
666301e6 | 2379 | if (fcport->login_retry == 0 && status != QLA_SUCCESS) |
63a8651f | 2380 | fcport->loop_id = FC_NO_LOOP_ID; |
1da177e4 LT |
2381 | } |
2382 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2383 | break; | |
2384 | } | |
2385 | DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n", | |
2386 | ha->host_no)); | |
2387 | } | |
2388 | ||
1da177e4 LT |
2389 | if (test_and_clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { |
2390 | ||
2391 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n", | |
2392 | ha->host_no)); | |
2393 | ||
2394 | if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, | |
2395 | &ha->dpc_flags))) { | |
2396 | ||
2c3dfe3f | 2397 | rval = qla2x00_loop_resync(ha); |
1da177e4 LT |
2398 | |
2399 | clear_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags); | |
2400 | } | |
2401 | ||
2402 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n", | |
2403 | ha->host_no)); | |
2404 | } | |
2405 | ||
1da177e4 | 2406 | if (!ha->interrupts_on) |
fd34f556 | 2407 | ha->isp_ops->enable_intrs(ha); |
1da177e4 | 2408 | |
f6df144c | 2409 | if (test_and_clear_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags)) |
fd34f556 | 2410 | ha->isp_ops->beacon_blink(ha); |
f6df144c | 2411 | |
2c3dfe3f SJ |
2412 | qla2x00_do_dpc_all_vps(ha); |
2413 | ||
1da177e4 LT |
2414 | ha->dpc_active = 0; |
2415 | } /* End of while(1) */ | |
2416 | ||
2417 | DEBUG(printk("scsi(%ld): DPC handler exiting\n", ha->host_no)); | |
2418 | ||
2419 | /* | |
2420 | * Make sure that nobody tries to wake us up again. | |
2421 | */ | |
1da177e4 LT |
2422 | ha->dpc_active = 0; |
2423 | ||
39a11240 CH |
2424 | return 0; |
2425 | } | |
2426 | ||
2427 | void | |
2428 | qla2xxx_wake_dpc(scsi_qla_host_t *ha) | |
2429 | { | |
2430 | if (ha->dpc_thread) | |
2431 | wake_up_process(ha->dpc_thread); | |
1da177e4 LT |
2432 | } |
2433 | ||
1da177e4 LT |
2434 | /* |
2435 | * qla2x00_rst_aen | |
2436 | * Processes asynchronous reset. | |
2437 | * | |
2438 | * Input: | |
2439 | * ha = adapter block pointer. | |
2440 | */ | |
2441 | static void | |
fa2a1ce5 | 2442 | qla2x00_rst_aen(scsi_qla_host_t *ha) |
1da177e4 LT |
2443 | { |
2444 | if (ha->flags.online && !ha->flags.reset_active && | |
2445 | !atomic_read(&ha->loop_down_timer) && | |
2446 | !(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags))) { | |
2447 | do { | |
2448 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
2449 | ||
2450 | /* | |
2451 | * Issue marker command only when we are going to start | |
2452 | * the I/O. | |
2453 | */ | |
2454 | ha->marker_needed = 1; | |
2455 | } while (!atomic_read(&ha->loop_down_timer) && | |
2456 | (test_bit(RESET_MARKER_NEEDED, &ha->dpc_flags))); | |
2457 | } | |
2458 | } | |
2459 | ||
f4f051eb AV |
2460 | static void |
2461 | qla2x00_sp_free_dma(scsi_qla_host_t *ha, srb_t *sp) | |
2462 | { | |
2463 | struct scsi_cmnd *cmd = sp->cmd; | |
2464 | ||
2465 | if (sp->flags & SRB_DMA_VALID) { | |
385d70b4 | 2466 | scsi_dma_unmap(cmd); |
f4f051eb AV |
2467 | sp->flags &= ~SRB_DMA_VALID; |
2468 | } | |
fca29703 | 2469 | CMD_SP(cmd) = NULL; |
f4f051eb AV |
2470 | } |
2471 | ||
2472 | void | |
2473 | qla2x00_sp_compl(scsi_qla_host_t *ha, srb_t *sp) | |
2474 | { | |
2475 | struct scsi_cmnd *cmd = sp->cmd; | |
2476 | ||
2477 | qla2x00_sp_free_dma(ha, sp); | |
2478 | ||
f4f051eb AV |
2479 | mempool_free(sp, ha->srb_mempool); |
2480 | ||
2481 | cmd->scsi_done(cmd); | |
2482 | } | |
bdf79621 | 2483 | |
1da177e4 LT |
2484 | /************************************************************************** |
2485 | * qla2x00_timer | |
2486 | * | |
2487 | * Description: | |
2488 | * One second timer | |
2489 | * | |
2490 | * Context: Interrupt | |
2491 | ***************************************************************************/ | |
2c3dfe3f | 2492 | void |
1da177e4 LT |
2493 | qla2x00_timer(scsi_qla_host_t *ha) |
2494 | { | |
1da177e4 LT |
2495 | unsigned long cpu_flags = 0; |
2496 | fc_port_t *fcport; | |
1da177e4 LT |
2497 | int start_dpc = 0; |
2498 | int index; | |
2499 | srb_t *sp; | |
f4f051eb | 2500 | int t; |
2c3dfe3f | 2501 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2502 | |
2503 | /* | |
2504 | * Ports - Port down timer. | |
2505 | * | |
2506 | * Whenever, a port is in the LOST state we start decrementing its port | |
2507 | * down timer every second until it reaches zero. Once it reaches zero | |
fa2a1ce5 | 2508 | * the port it marked DEAD. |
1da177e4 LT |
2509 | */ |
2510 | t = 0; | |
2511 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2512 | if (fcport->port_type != FCT_TARGET) | |
2513 | continue; | |
2514 | ||
2515 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2516 | ||
2517 | if (atomic_read(&fcport->port_down_timer) == 0) | |
2518 | continue; | |
2519 | ||
fa2a1ce5 | 2520 | if (atomic_dec_and_test(&fcport->port_down_timer) != 0) |
1da177e4 | 2521 | atomic_set(&fcport->state, FCS_DEVICE_DEAD); |
fa2a1ce5 | 2522 | |
1da177e4 | 2523 | DEBUG(printk("scsi(%ld): fcport-%d - port retry count: " |
fca29703 | 2524 | "%d remaining\n", |
1da177e4 LT |
2525 | ha->host_no, |
2526 | t, atomic_read(&fcport->port_down_timer))); | |
2527 | } | |
2528 | t++; | |
2529 | } /* End of for fcport */ | |
2530 | ||
1da177e4 LT |
2531 | |
2532 | /* Loop down handler. */ | |
2533 | if (atomic_read(&ha->loop_down_timer) > 0 && | |
2534 | !(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags)) && ha->flags.online) { | |
2535 | ||
2536 | if (atomic_read(&ha->loop_down_timer) == | |
2537 | ha->loop_down_abort_time) { | |
2538 | ||
2539 | DEBUG(printk("scsi(%ld): Loop Down - aborting the " | |
2540 | "queues before time expire\n", | |
2541 | ha->host_no)); | |
2542 | ||
2543 | if (!IS_QLA2100(ha) && ha->link_down_timeout) | |
fa2a1ce5 | 2544 | atomic_set(&ha->loop_state, LOOP_DEAD); |
1da177e4 LT |
2545 | |
2546 | /* Schedule an ISP abort to return any tape commands. */ | |
2c3dfe3f SJ |
2547 | /* NPIV - scan physical port only */ |
2548 | if (!ha->parent) { | |
2549 | spin_lock_irqsave(&ha->hardware_lock, | |
2550 | cpu_flags); | |
2551 | for (index = 1; | |
2552 | index < MAX_OUTSTANDING_COMMANDS; | |
2553 | index++) { | |
2554 | fc_port_t *sfcp; | |
2555 | ||
2556 | sp = ha->outstanding_cmds[index]; | |
2557 | if (!sp) | |
2558 | continue; | |
2559 | sfcp = sp->fcport; | |
2560 | if (!(sfcp->flags & FCF_TAPE_PRESENT)) | |
2561 | continue; | |
bdf79621 | 2562 | |
2c3dfe3f SJ |
2563 | set_bit(ISP_ABORT_NEEDED, |
2564 | &ha->dpc_flags); | |
2565 | break; | |
2566 | } | |
2567 | spin_unlock_irqrestore(&ha->hardware_lock, | |
2568 | cpu_flags); | |
1da177e4 | 2569 | } |
1da177e4 LT |
2570 | set_bit(ABORT_QUEUES_NEEDED, &ha->dpc_flags); |
2571 | start_dpc++; | |
2572 | } | |
2573 | ||
2574 | /* if the loop has been down for 4 minutes, reinit adapter */ | |
2575 | if (atomic_dec_and_test(&ha->loop_down_timer) != 0) { | |
2576 | DEBUG(printk("scsi(%ld): Loop down exceed 4 mins - " | |
2577 | "restarting queues.\n", | |
2578 | ha->host_no)); | |
2579 | ||
2580 | set_bit(RESTART_QUEUES_NEEDED, &ha->dpc_flags); | |
2581 | start_dpc++; | |
2582 | ||
463717ed SJ |
2583 | if (!(ha->device_flags & DFLG_NO_CABLE) && |
2584 | !ha->parent) { | |
1da177e4 LT |
2585 | DEBUG(printk("scsi(%ld): Loop down - " |
2586 | "aborting ISP.\n", | |
2587 | ha->host_no)); | |
2588 | qla_printk(KERN_WARNING, ha, | |
2589 | "Loop down - aborting ISP.\n"); | |
2590 | ||
2591 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
2592 | } | |
2593 | } | |
fca29703 | 2594 | DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n", |
1da177e4 LT |
2595 | ha->host_no, |
2596 | atomic_read(&ha->loop_down_timer))); | |
2597 | } | |
2598 | ||
f6df144c AV |
2599 | /* Check if beacon LED needs to be blinked */ |
2600 | if (ha->beacon_blink_led == 1) { | |
2601 | set_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags); | |
2602 | start_dpc++; | |
2603 | } | |
2604 | ||
550bf57d AV |
2605 | /* Process any deferred work. */ |
2606 | if (!list_empty(&ha->work_list)) | |
2607 | start_dpc++; | |
2608 | ||
1da177e4 LT |
2609 | /* Schedule the DPC routine if needed */ |
2610 | if ((test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || | |
2611 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) || | |
d97994dc | 2612 | test_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags) || |
1da177e4 | 2613 | start_dpc || |
f4f051eb | 2614 | test_bit(RESET_MARKER_NEEDED, &ha->dpc_flags) || |
f6df144c | 2615 | test_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags) || |
2c3dfe3f | 2616 | test_bit(VP_DPC_NEEDED, &ha->dpc_flags) || |
39a11240 | 2617 | test_bit(RELOGIN_NEEDED, &ha->dpc_flags))) |
2c3dfe3f | 2618 | qla2xxx_wake_dpc(pha); |
1da177e4 LT |
2619 | |
2620 | qla2x00_restart_timer(ha, WATCH_INTERVAL); | |
2621 | } | |
2622 | ||
5433383e AV |
2623 | /* Firmware interface routines. */ |
2624 | ||
c3a2f0df | 2625 | #define FW_BLOBS 6 |
5433383e AV |
2626 | #define FW_ISP21XX 0 |
2627 | #define FW_ISP22XX 1 | |
2628 | #define FW_ISP2300 2 | |
2629 | #define FW_ISP2322 3 | |
48c02fde | 2630 | #define FW_ISP24XX 4 |
c3a2f0df | 2631 | #define FW_ISP25XX 5 |
5433383e | 2632 | |
bb8ee499 AV |
2633 | #define FW_FILE_ISP21XX "ql2100_fw.bin" |
2634 | #define FW_FILE_ISP22XX "ql2200_fw.bin" | |
2635 | #define FW_FILE_ISP2300 "ql2300_fw.bin" | |
2636 | #define FW_FILE_ISP2322 "ql2322_fw.bin" | |
2637 | #define FW_FILE_ISP24XX "ql2400_fw.bin" | |
c3a2f0df | 2638 | #define FW_FILE_ISP25XX "ql2500_fw.bin" |
bb8ee499 | 2639 | |
e1e82b6f | 2640 | static DEFINE_MUTEX(qla_fw_lock); |
5433383e AV |
2641 | |
2642 | static struct fw_blob qla_fw_blobs[FW_BLOBS] = { | |
bb8ee499 AV |
2643 | { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, }, |
2644 | { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, }, | |
2645 | { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, }, | |
2646 | { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, }, | |
2647 | { .name = FW_FILE_ISP24XX, }, | |
c3a2f0df | 2648 | { .name = FW_FILE_ISP25XX, }, |
5433383e AV |
2649 | }; |
2650 | ||
2651 | struct fw_blob * | |
2652 | qla2x00_request_firmware(scsi_qla_host_t *ha) | |
2653 | { | |
2654 | struct fw_blob *blob; | |
2655 | ||
2656 | blob = NULL; | |
2657 | if (IS_QLA2100(ha)) { | |
2658 | blob = &qla_fw_blobs[FW_ISP21XX]; | |
2659 | } else if (IS_QLA2200(ha)) { | |
2660 | blob = &qla_fw_blobs[FW_ISP22XX]; | |
48c02fde | 2661 | } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { |
5433383e | 2662 | blob = &qla_fw_blobs[FW_ISP2300]; |
48c02fde | 2663 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) { |
5433383e | 2664 | blob = &qla_fw_blobs[FW_ISP2322]; |
4d4df193 | 2665 | } else if (IS_QLA24XX_TYPE(ha)) { |
5433383e | 2666 | blob = &qla_fw_blobs[FW_ISP24XX]; |
c3a2f0df AV |
2667 | } else if (IS_QLA25XX(ha)) { |
2668 | blob = &qla_fw_blobs[FW_ISP25XX]; | |
5433383e AV |
2669 | } |
2670 | ||
e1e82b6f | 2671 | mutex_lock(&qla_fw_lock); |
5433383e AV |
2672 | if (blob->fw) |
2673 | goto out; | |
2674 | ||
2675 | if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) { | |
2676 | DEBUG2(printk("scsi(%ld): Failed to load firmware image " | |
2677 | "(%s).\n", ha->host_no, blob->name)); | |
2678 | blob->fw = NULL; | |
2679 | blob = NULL; | |
2680 | goto out; | |
2681 | } | |
2682 | ||
2683 | out: | |
e1e82b6f | 2684 | mutex_unlock(&qla_fw_lock); |
5433383e AV |
2685 | return blob; |
2686 | } | |
2687 | ||
2688 | static void | |
2689 | qla2x00_release_firmware(void) | |
2690 | { | |
2691 | int idx; | |
2692 | ||
e1e82b6f | 2693 | mutex_lock(&qla_fw_lock); |
5433383e AV |
2694 | for (idx = 0; idx < FW_BLOBS; idx++) |
2695 | if (qla_fw_blobs[idx].fw) | |
2696 | release_firmware(qla_fw_blobs[idx].fw); | |
e1e82b6f | 2697 | mutex_unlock(&qla_fw_lock); |
5433383e AV |
2698 | } |
2699 | ||
14e660e6 SJ |
2700 | static pci_ers_result_t |
2701 | qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
2702 | { | |
2703 | switch (state) { | |
2704 | case pci_channel_io_normal: | |
2705 | return PCI_ERS_RESULT_CAN_RECOVER; | |
2706 | case pci_channel_io_frozen: | |
2707 | pci_disable_device(pdev); | |
2708 | return PCI_ERS_RESULT_NEED_RESET; | |
2709 | case pci_channel_io_perm_failure: | |
2710 | qla2x00_remove_one(pdev); | |
2711 | return PCI_ERS_RESULT_DISCONNECT; | |
2712 | } | |
2713 | return PCI_ERS_RESULT_NEED_RESET; | |
2714 | } | |
2715 | ||
2716 | static pci_ers_result_t | |
2717 | qla2xxx_pci_mmio_enabled(struct pci_dev *pdev) | |
2718 | { | |
2719 | int risc_paused = 0; | |
2720 | uint32_t stat; | |
2721 | unsigned long flags; | |
2722 | scsi_qla_host_t *ha = pci_get_drvdata(pdev); | |
2723 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
2724 | struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; | |
2725 | ||
2726 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
2727 | if (IS_QLA2100(ha) || IS_QLA2200(ha)){ | |
2728 | stat = RD_REG_DWORD(®->hccr); | |
2729 | if (stat & HCCR_RISC_PAUSE) | |
2730 | risc_paused = 1; | |
2731 | } else if (IS_QLA23XX(ha)) { | |
2732 | stat = RD_REG_DWORD(®->u.isp2300.host_status); | |
2733 | if (stat & HSR_RISC_PAUSED) | |
2734 | risc_paused = 1; | |
2735 | } else if (IS_FWI2_CAPABLE(ha)) { | |
2736 | stat = RD_REG_DWORD(®24->host_status); | |
2737 | if (stat & HSRX_RISC_PAUSED) | |
2738 | risc_paused = 1; | |
2739 | } | |
2740 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
2741 | ||
2742 | if (risc_paused) { | |
2743 | qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, " | |
2744 | "Dumping firmware!\n"); | |
2745 | ha->isp_ops->fw_dump(ha, 0); | |
2746 | ||
2747 | return PCI_ERS_RESULT_NEED_RESET; | |
2748 | } else | |
2749 | return PCI_ERS_RESULT_RECOVERED; | |
2750 | } | |
2751 | ||
2752 | static pci_ers_result_t | |
2753 | qla2xxx_pci_slot_reset(struct pci_dev *pdev) | |
2754 | { | |
2755 | pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT; | |
2756 | scsi_qla_host_t *ha = pci_get_drvdata(pdev); | |
09483916 BH |
2757 | int rc; |
2758 | ||
2759 | if (ha->mem_only) | |
2760 | rc = pci_enable_device_mem(pdev); | |
2761 | else | |
2762 | rc = pci_enable_device(pdev); | |
14e660e6 | 2763 | |
09483916 | 2764 | if (rc) { |
14e660e6 SJ |
2765 | qla_printk(KERN_WARNING, ha, |
2766 | "Can't re-enable PCI device after reset.\n"); | |
2767 | ||
2768 | return ret; | |
2769 | } | |
2770 | pci_set_master(pdev); | |
2771 | ||
2772 | if (ha->isp_ops->pci_config(ha)) | |
2773 | return ret; | |
2774 | ||
2775 | set_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags); | |
2776 | if (qla2x00_abort_isp(ha)== QLA_SUCCESS) | |
2777 | ret = PCI_ERS_RESULT_RECOVERED; | |
2778 | clear_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags); | |
2779 | ||
2780 | return ret; | |
2781 | } | |
2782 | ||
2783 | static void | |
2784 | qla2xxx_pci_resume(struct pci_dev *pdev) | |
2785 | { | |
2786 | scsi_qla_host_t *ha = pci_get_drvdata(pdev); | |
2787 | int ret; | |
2788 | ||
2789 | ret = qla2x00_wait_for_hba_online(ha); | |
2790 | if (ret != QLA_SUCCESS) { | |
2791 | qla_printk(KERN_ERR, ha, | |
2792 | "the device failed to resume I/O " | |
2793 | "from slot/link_reset"); | |
2794 | } | |
2795 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
2796 | } | |
2797 | ||
2798 | static struct pci_error_handlers qla2xxx_err_handler = { | |
2799 | .error_detected = qla2xxx_pci_error_detected, | |
2800 | .mmio_enabled = qla2xxx_pci_mmio_enabled, | |
2801 | .slot_reset = qla2xxx_pci_slot_reset, | |
2802 | .resume = qla2xxx_pci_resume, | |
2803 | }; | |
2804 | ||
5433383e | 2805 | static struct pci_device_id qla2xxx_pci_tbl[] = { |
47f5e069 AV |
2806 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) }, |
2807 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) }, | |
2808 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) }, | |
2809 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) }, | |
2810 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) }, | |
2811 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) }, | |
2812 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) }, | |
2813 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) }, | |
2814 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) }, | |
4d4df193 | 2815 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) }, |
47f5e069 AV |
2816 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) }, |
2817 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) }, | |
c3a2f0df | 2818 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) }, |
5433383e AV |
2819 | { 0 }, |
2820 | }; | |
2821 | MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl); | |
2822 | ||
fca29703 | 2823 | static struct pci_driver qla2xxx_pci_driver = { |
cb63067a | 2824 | .name = QLA2XXX_DRIVER_NAME, |
0a21ef1e JB |
2825 | .driver = { |
2826 | .owner = THIS_MODULE, | |
2827 | }, | |
fca29703 | 2828 | .id_table = qla2xxx_pci_tbl, |
7ee61397 | 2829 | .probe = qla2x00_probe_one, |
4c993f76 | 2830 | .remove = qla2x00_remove_one, |
14e660e6 | 2831 | .err_handler = &qla2xxx_err_handler, |
fca29703 AV |
2832 | }; |
2833 | ||
1da177e4 LT |
2834 | /** |
2835 | * qla2x00_module_init - Module initialization. | |
2836 | **/ | |
2837 | static int __init | |
2838 | qla2x00_module_init(void) | |
2839 | { | |
fca29703 AV |
2840 | int ret = 0; |
2841 | ||
1da177e4 | 2842 | /* Allocate cache for SRBs. */ |
354d6b21 | 2843 | srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0, |
20c2df83 | 2844 | SLAB_HWCACHE_ALIGN, NULL); |
1da177e4 LT |
2845 | if (srb_cachep == NULL) { |
2846 | printk(KERN_ERR | |
2847 | "qla2xxx: Unable to allocate SRB cache...Failing load!\n"); | |
2848 | return -ENOMEM; | |
2849 | } | |
2850 | ||
2851 | /* Derive version string. */ | |
2852 | strcpy(qla2x00_version_str, QLA2XXX_VERSION); | |
11010fec | 2853 | if (ql2xextended_error_logging) |
0181944f AV |
2854 | strcat(qla2x00_version_str, "-debug"); |
2855 | ||
1c97a12a AV |
2856 | qla2xxx_transport_template = |
2857 | fc_attach_transport(&qla2xxx_transport_functions); | |
2c3dfe3f SJ |
2858 | if (!qla2xxx_transport_template) { |
2859 | kmem_cache_destroy(srb_cachep); | |
1da177e4 | 2860 | return -ENODEV; |
2c3dfe3f SJ |
2861 | } |
2862 | qla2xxx_transport_vport_template = | |
2863 | fc_attach_transport(&qla2xxx_transport_vport_functions); | |
2864 | if (!qla2xxx_transport_vport_template) { | |
2865 | kmem_cache_destroy(srb_cachep); | |
2866 | fc_release_transport(qla2xxx_transport_template); | |
1da177e4 | 2867 | return -ENODEV; |
2c3dfe3f | 2868 | } |
1da177e4 | 2869 | |
fd9a29f0 AV |
2870 | printk(KERN_INFO "QLogic Fibre Channel HBA Driver: %s\n", |
2871 | qla2x00_version_str); | |
7ee61397 | 2872 | ret = pci_register_driver(&qla2xxx_pci_driver); |
fca29703 AV |
2873 | if (ret) { |
2874 | kmem_cache_destroy(srb_cachep); | |
2875 | fc_release_transport(qla2xxx_transport_template); | |
2c3dfe3f | 2876 | fc_release_transport(qla2xxx_transport_vport_template); |
fca29703 AV |
2877 | } |
2878 | return ret; | |
1da177e4 LT |
2879 | } |
2880 | ||
2881 | /** | |
2882 | * qla2x00_module_exit - Module cleanup. | |
2883 | **/ | |
2884 | static void __exit | |
2885 | qla2x00_module_exit(void) | |
2886 | { | |
7ee61397 | 2887 | pci_unregister_driver(&qla2xxx_pci_driver); |
5433383e | 2888 | qla2x00_release_firmware(); |
354d6b21 | 2889 | kmem_cache_destroy(srb_cachep); |
1da177e4 | 2890 | fc_release_transport(qla2xxx_transport_template); |
2c3dfe3f | 2891 | fc_release_transport(qla2xxx_transport_vport_template); |
1da177e4 LT |
2892 | } |
2893 | ||
2894 | module_init(qla2x00_module_init); | |
2895 | module_exit(qla2x00_module_exit); | |
2896 | ||
2897 | MODULE_AUTHOR("QLogic Corporation"); | |
2898 | MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver"); | |
2899 | MODULE_LICENSE("GPL"); | |
2900 | MODULE_VERSION(QLA2XXX_VERSION); | |
bb8ee499 AV |
2901 | MODULE_FIRMWARE(FW_FILE_ISP21XX); |
2902 | MODULE_FIRMWARE(FW_FILE_ISP22XX); | |
2903 | MODULE_FIRMWARE(FW_FILE_ISP2300); | |
2904 | MODULE_FIRMWARE(FW_FILE_ISP2322); | |
2905 | MODULE_FIRMWARE(FW_FILE_ISP24XX); | |
61623fc3 | 2906 | MODULE_FIRMWARE(FW_FILE_ISP25XX); |