Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
fa90c54f | 2 | * QLogic Fibre Channel HBA Driver |
01e58d8e | 3 | * Copyright (c) 2003-2008 QLogic Corporation |
1da177e4 | 4 | * |
fa90c54f | 5 | * See LICENSE.qla2xxx for copyright and licensing details. |
1da177e4 LT |
6 | */ |
7 | #include "qla_def.h" | |
8 | ||
9 | #include <linux/moduleparam.h> | |
10 | #include <linux/vmalloc.h> | |
1da177e4 | 11 | #include <linux/delay.h> |
39a11240 | 12 | #include <linux/kthread.h> |
e1e82b6f | 13 | #include <linux/mutex.h> |
1da177e4 LT |
14 | |
15 | #include <scsi/scsi_tcq.h> | |
16 | #include <scsi/scsicam.h> | |
17 | #include <scsi/scsi_transport.h> | |
18 | #include <scsi/scsi_transport_fc.h> | |
19 | ||
20 | /* | |
21 | * Driver version | |
22 | */ | |
23 | char qla2x00_version_str[40]; | |
24 | ||
25 | /* | |
26 | * SRB allocation cache | |
27 | */ | |
e18b890b | 28 | static struct kmem_cache *srb_cachep; |
1da177e4 | 29 | |
1da177e4 LT |
30 | int ql2xlogintimeout = 20; |
31 | module_param(ql2xlogintimeout, int, S_IRUGO|S_IRUSR); | |
32 | MODULE_PARM_DESC(ql2xlogintimeout, | |
33 | "Login timeout value in seconds."); | |
34 | ||
a7b61842 | 35 | int qlport_down_retry; |
1da177e4 LT |
36 | module_param(qlport_down_retry, int, S_IRUGO|S_IRUSR); |
37 | MODULE_PARM_DESC(qlport_down_retry, | |
900d9f98 | 38 | "Maximum number of command retries to a port that returns " |
1da177e4 LT |
39 | "a PORT-DOWN status."); |
40 | ||
1da177e4 LT |
41 | int ql2xplogiabsentdevice; |
42 | module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR); | |
43 | MODULE_PARM_DESC(ql2xplogiabsentdevice, | |
44 | "Option to enable PLOGI to devices that are not present after " | |
900d9f98 | 45 | "a Fabric scan. This is needed for several broken switches. " |
1da177e4 LT |
46 | "Default is 0 - no PLOGI. 1 - perfom PLOGI."); |
47 | ||
1da177e4 LT |
48 | int ql2xloginretrycount = 0; |
49 | module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR); | |
50 | MODULE_PARM_DESC(ql2xloginretrycount, | |
51 | "Specify an alternate value for the NVRAM login retry count."); | |
52 | ||
a7a167bf AV |
53 | int ql2xallocfwdump = 1; |
54 | module_param(ql2xallocfwdump, int, S_IRUGO|S_IRUSR); | |
55 | MODULE_PARM_DESC(ql2xallocfwdump, | |
56 | "Option to enable allocation of memory for a firmware dump " | |
57 | "during HBA initialization. Memory allocation requirements " | |
58 | "vary by ISP type. Default is 1 - allocate memory."); | |
59 | ||
11010fec | 60 | int ql2xextended_error_logging; |
27d94035 | 61 | module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR); |
11010fec | 62 | MODULE_PARM_DESC(ql2xextended_error_logging, |
0181944f AV |
63 | "Option to enable extended error logging, " |
64 | "Default is 0 - no logging. 1 - log errors."); | |
65 | ||
1da177e4 LT |
66 | static void qla2x00_free_device(scsi_qla_host_t *); |
67 | ||
68 | static void qla2x00_config_dma_addressing(scsi_qla_host_t *ha); | |
69 | ||
7e47e5ca | 70 | int ql2xfdmienable=1; |
cca5335c AV |
71 | module_param(ql2xfdmienable, int, S_IRUGO|S_IRUSR); |
72 | MODULE_PARM_DESC(ql2xfdmienable, | |
73 | "Enables FDMI registratons " | |
74 | "Default is 0 - no FDMI. 1 - perfom FDMI."); | |
75 | ||
df7baa50 AV |
76 | #define MAX_Q_DEPTH 32 |
77 | static int ql2xmaxqdepth = MAX_Q_DEPTH; | |
78 | module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR); | |
79 | MODULE_PARM_DESC(ql2xmaxqdepth, | |
80 | "Maximum queue depth to report for target devices."); | |
81 | ||
82 | int ql2xqfullrampup = 120; | |
83 | module_param(ql2xqfullrampup, int, S_IRUGO|S_IWUSR); | |
84 | MODULE_PARM_DESC(ql2xqfullrampup, | |
85 | "Number of seconds to wait to begin to ramp-up the queue " | |
86 | "depth for a device after a queue-full condition has been " | |
87 | "detected. Default is 120 seconds."); | |
88 | ||
e5896bd5 AV |
89 | int ql2xiidmaenable=1; |
90 | module_param(ql2xiidmaenable, int, S_IRUGO|S_IRUSR); | |
91 | MODULE_PARM_DESC(ql2xiidmaenable, | |
92 | "Enables iIDMA settings " | |
93 | "Default is 1 - perform iIDMA. 0 - no iIDMA."); | |
94 | ||
73208dfd AC |
95 | int ql2xmaxqueues = 1; |
96 | module_param(ql2xmaxqueues, int, S_IRUGO|S_IRUSR); | |
97 | MODULE_PARM_DESC(ql2xmaxqueues, | |
98 | "Enables MQ settings " | |
99 | "Default is 1 for single queue. Set it to number \ | |
100 | of queues in MQ mode."); | |
1da177e4 | 101 | /* |
fa2a1ce5 | 102 | * SCSI host template entry points |
1da177e4 LT |
103 | */ |
104 | static int qla2xxx_slave_configure(struct scsi_device * device); | |
f4f051eb | 105 | static int qla2xxx_slave_alloc(struct scsi_device *); |
1e99e33a AV |
106 | static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time); |
107 | static void qla2xxx_scan_start(struct Scsi_Host *); | |
f4f051eb | 108 | static void qla2xxx_slave_destroy(struct scsi_device *); |
1da177e4 LT |
109 | static int qla2x00_queuecommand(struct scsi_cmnd *cmd, |
110 | void (*fn)(struct scsi_cmnd *)); | |
fca29703 AV |
111 | static int qla24xx_queuecommand(struct scsi_cmnd *cmd, |
112 | void (*fn)(struct scsi_cmnd *)); | |
1da177e4 LT |
113 | static int qla2xxx_eh_abort(struct scsi_cmnd *); |
114 | static int qla2xxx_eh_device_reset(struct scsi_cmnd *); | |
523ec773 | 115 | static int qla2xxx_eh_target_reset(struct scsi_cmnd *); |
1da177e4 LT |
116 | static int qla2xxx_eh_bus_reset(struct scsi_cmnd *); |
117 | static int qla2xxx_eh_host_reset(struct scsi_cmnd *); | |
1da177e4 | 118 | |
ce7e4af7 AV |
119 | static int qla2x00_change_queue_depth(struct scsi_device *, int); |
120 | static int qla2x00_change_queue_type(struct scsi_device *, int); | |
121 | ||
a824ebb3 | 122 | static struct scsi_host_template qla2x00_driver_template = { |
1da177e4 | 123 | .module = THIS_MODULE, |
cb63067a | 124 | .name = QLA2XXX_DRIVER_NAME, |
1da177e4 LT |
125 | .queuecommand = qla2x00_queuecommand, |
126 | ||
127 | .eh_abort_handler = qla2xxx_eh_abort, | |
128 | .eh_device_reset_handler = qla2xxx_eh_device_reset, | |
523ec773 | 129 | .eh_target_reset_handler = qla2xxx_eh_target_reset, |
1da177e4 LT |
130 | .eh_bus_reset_handler = qla2xxx_eh_bus_reset, |
131 | .eh_host_reset_handler = qla2xxx_eh_host_reset, | |
132 | ||
133 | .slave_configure = qla2xxx_slave_configure, | |
134 | ||
f4f051eb | 135 | .slave_alloc = qla2xxx_slave_alloc, |
136 | .slave_destroy = qla2xxx_slave_destroy, | |
1e99e33a AV |
137 | .scan_finished = qla2xxx_scan_finished, |
138 | .scan_start = qla2xxx_scan_start, | |
ce7e4af7 AV |
139 | .change_queue_depth = qla2x00_change_queue_depth, |
140 | .change_queue_type = qla2x00_change_queue_type, | |
1da177e4 LT |
141 | .this_id = -1, |
142 | .cmd_per_lun = 3, | |
143 | .use_clustering = ENABLE_CLUSTERING, | |
144 | .sg_tablesize = SG_ALL, | |
145 | ||
146 | /* | |
147 | * The RISC allows for each command to transfer (2^32-1) bytes of data, | |
148 | * which equates to 0x800000 sectors. | |
149 | */ | |
150 | .max_sectors = 0xFFFF, | |
afb046e2 | 151 | .shost_attrs = qla2x00_host_attrs, |
1da177e4 LT |
152 | }; |
153 | ||
2c3dfe3f | 154 | struct scsi_host_template qla24xx_driver_template = { |
fca29703 | 155 | .module = THIS_MODULE, |
cb63067a | 156 | .name = QLA2XXX_DRIVER_NAME, |
fca29703 AV |
157 | .queuecommand = qla24xx_queuecommand, |
158 | ||
159 | .eh_abort_handler = qla2xxx_eh_abort, | |
160 | .eh_device_reset_handler = qla2xxx_eh_device_reset, | |
523ec773 | 161 | .eh_target_reset_handler = qla2xxx_eh_target_reset, |
fca29703 AV |
162 | .eh_bus_reset_handler = qla2xxx_eh_bus_reset, |
163 | .eh_host_reset_handler = qla2xxx_eh_host_reset, | |
164 | ||
165 | .slave_configure = qla2xxx_slave_configure, | |
166 | ||
167 | .slave_alloc = qla2xxx_slave_alloc, | |
168 | .slave_destroy = qla2xxx_slave_destroy, | |
ed677086 AV |
169 | .scan_finished = qla2xxx_scan_finished, |
170 | .scan_start = qla2xxx_scan_start, | |
ce7e4af7 AV |
171 | .change_queue_depth = qla2x00_change_queue_depth, |
172 | .change_queue_type = qla2x00_change_queue_type, | |
fca29703 AV |
173 | .this_id = -1, |
174 | .cmd_per_lun = 3, | |
175 | .use_clustering = ENABLE_CLUSTERING, | |
176 | .sg_tablesize = SG_ALL, | |
177 | ||
178 | .max_sectors = 0xFFFF, | |
afb046e2 | 179 | .shost_attrs = qla2x00_host_attrs, |
fca29703 AV |
180 | }; |
181 | ||
1da177e4 | 182 | static struct scsi_transport_template *qla2xxx_transport_template = NULL; |
2c3dfe3f | 183 | struct scsi_transport_template *qla2xxx_transport_vport_template = NULL; |
1da177e4 | 184 | |
1da177e4 LT |
185 | /* TODO Convert to inlines |
186 | * | |
187 | * Timer routines | |
188 | */ | |
1da177e4 | 189 | |
2c3dfe3f | 190 | __inline__ void |
e315cd28 | 191 | qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval) |
1da177e4 | 192 | { |
e315cd28 AC |
193 | init_timer(&vha->timer); |
194 | vha->timer.expires = jiffies + interval * HZ; | |
195 | vha->timer.data = (unsigned long)vha; | |
196 | vha->timer.function = (void (*)(unsigned long))func; | |
197 | add_timer(&vha->timer); | |
198 | vha->timer_active = 1; | |
1da177e4 LT |
199 | } |
200 | ||
201 | static inline void | |
e315cd28 | 202 | qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval) |
1da177e4 | 203 | { |
e315cd28 | 204 | mod_timer(&vha->timer, jiffies + interval * HZ); |
1da177e4 LT |
205 | } |
206 | ||
a824ebb3 | 207 | static __inline__ void |
e315cd28 | 208 | qla2x00_stop_timer(scsi_qla_host_t *vha) |
1da177e4 | 209 | { |
e315cd28 AC |
210 | del_timer_sync(&vha->timer); |
211 | vha->timer_active = 0; | |
1da177e4 LT |
212 | } |
213 | ||
1da177e4 LT |
214 | static int qla2x00_do_dpc(void *data); |
215 | ||
216 | static void qla2x00_rst_aen(scsi_qla_host_t *); | |
217 | ||
73208dfd AC |
218 | static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t, |
219 | struct req_que **, struct rsp_que **); | |
e315cd28 AC |
220 | static void qla2x00_mem_free(struct qla_hw_data *); |
221 | static void qla2x00_sp_free_dma(srb_t *); | |
1da177e4 | 222 | |
1da177e4 | 223 | /* -------------------------------------------------------------------------- */ |
73208dfd AC |
224 | static int qla2x00_alloc_queues(struct qla_hw_data *ha) |
225 | { | |
226 | ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_queues, | |
227 | GFP_KERNEL); | |
228 | if (!ha->req_q_map) { | |
229 | qla_printk(KERN_WARNING, ha, | |
230 | "Unable to allocate memory for request queue ptrs\n"); | |
231 | goto fail_req_map; | |
232 | } | |
233 | ||
234 | ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_queues, | |
235 | GFP_KERNEL); | |
236 | if (!ha->rsp_q_map) { | |
237 | qla_printk(KERN_WARNING, ha, | |
238 | "Unable to allocate memory for response queue ptrs\n"); | |
239 | goto fail_rsp_map; | |
240 | } | |
241 | set_bit(0, ha->rsp_qid_map); | |
242 | set_bit(0, ha->req_qid_map); | |
243 | return 1; | |
244 | ||
245 | fail_rsp_map: | |
246 | kfree(ha->req_q_map); | |
247 | ha->req_q_map = NULL; | |
248 | fail_req_map: | |
249 | return -ENOMEM; | |
250 | } | |
251 | ||
252 | static void qla2x00_free_que(struct qla_hw_data *ha, struct req_que *req, | |
253 | struct rsp_que *rsp) | |
254 | { | |
255 | if (rsp && rsp->ring) | |
256 | dma_free_coherent(&ha->pdev->dev, | |
257 | (rsp->length + 1) * sizeof(response_t), | |
258 | rsp->ring, rsp->dma); | |
259 | ||
260 | kfree(rsp); | |
261 | rsp = NULL; | |
262 | if (req && req->ring) | |
263 | dma_free_coherent(&ha->pdev->dev, | |
264 | (req->length + 1) * sizeof(request_t), | |
265 | req->ring, req->dma); | |
266 | ||
267 | kfree(req); | |
268 | req = NULL; | |
269 | } | |
270 | ||
271 | static void qla2x00_free_queues(struct qla_hw_data *ha) | |
272 | { | |
273 | struct req_que *req; | |
274 | struct rsp_que *rsp; | |
275 | int cnt; | |
276 | ||
277 | for (cnt = 0; cnt < ha->max_queues; cnt++) { | |
278 | rsp = ha->rsp_q_map[cnt]; | |
279 | req = ha->req_q_map[cnt]; | |
280 | qla2x00_free_que(ha, req, rsp); | |
281 | } | |
282 | kfree(ha->rsp_q_map); | |
283 | ha->rsp_q_map = NULL; | |
284 | ||
285 | kfree(ha->req_q_map); | |
286 | ha->req_q_map = NULL; | |
287 | } | |
288 | ||
1da177e4 | 289 | static char * |
e315cd28 | 290 | qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str) |
1da177e4 | 291 | { |
e315cd28 | 292 | struct qla_hw_data *ha = vha->hw; |
1da177e4 LT |
293 | static char *pci_bus_modes[] = { |
294 | "33", "66", "100", "133", | |
295 | }; | |
296 | uint16_t pci_bus; | |
297 | ||
298 | strcpy(str, "PCI"); | |
299 | pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9; | |
300 | if (pci_bus) { | |
301 | strcat(str, "-X ("); | |
302 | strcat(str, pci_bus_modes[pci_bus]); | |
303 | } else { | |
304 | pci_bus = (ha->pci_attr & BIT_8) >> 8; | |
305 | strcat(str, " ("); | |
306 | strcat(str, pci_bus_modes[pci_bus]); | |
307 | } | |
308 | strcat(str, " MHz)"); | |
309 | ||
310 | return (str); | |
311 | } | |
312 | ||
fca29703 | 313 | static char * |
e315cd28 | 314 | qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str) |
fca29703 AV |
315 | { |
316 | static char *pci_bus_modes[] = { "33", "66", "100", "133", }; | |
e315cd28 | 317 | struct qla_hw_data *ha = vha->hw; |
fca29703 AV |
318 | uint32_t pci_bus; |
319 | int pcie_reg; | |
320 | ||
321 | pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); | |
322 | if (pcie_reg) { | |
323 | char lwstr[6]; | |
324 | uint16_t pcie_lstat, lspeed, lwidth; | |
325 | ||
326 | pcie_reg += 0x12; | |
327 | pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat); | |
328 | lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3); | |
329 | lwidth = (pcie_lstat & | |
330 | (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4; | |
331 | ||
332 | strcpy(str, "PCIe ("); | |
333 | if (lspeed == 1) | |
c87a0d8c | 334 | strcat(str, "2.5GT/s "); |
c3a2f0df | 335 | else if (lspeed == 2) |
c87a0d8c | 336 | strcat(str, "5.0GT/s "); |
fca29703 AV |
337 | else |
338 | strcat(str, "<unknown> "); | |
339 | snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth); | |
340 | strcat(str, lwstr); | |
341 | ||
342 | return str; | |
343 | } | |
344 | ||
345 | strcpy(str, "PCI"); | |
346 | pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8; | |
347 | if (pci_bus == 0 || pci_bus == 8) { | |
348 | strcat(str, " ("); | |
349 | strcat(str, pci_bus_modes[pci_bus >> 3]); | |
350 | } else { | |
351 | strcat(str, "-X "); | |
352 | if (pci_bus & BIT_2) | |
353 | strcat(str, "Mode 2"); | |
354 | else | |
355 | strcat(str, "Mode 1"); | |
356 | strcat(str, " ("); | |
357 | strcat(str, pci_bus_modes[pci_bus & ~BIT_2]); | |
358 | } | |
359 | strcat(str, " MHz)"); | |
360 | ||
361 | return str; | |
362 | } | |
363 | ||
e5f82ab8 | 364 | static char * |
e315cd28 | 365 | qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str) |
1da177e4 LT |
366 | { |
367 | char un_str[10]; | |
e315cd28 | 368 | struct qla_hw_data *ha = vha->hw; |
fa2a1ce5 | 369 | |
1da177e4 LT |
370 | sprintf(str, "%d.%02d.%02d ", ha->fw_major_version, |
371 | ha->fw_minor_version, | |
372 | ha->fw_subminor_version); | |
373 | ||
374 | if (ha->fw_attributes & BIT_9) { | |
375 | strcat(str, "FLX"); | |
376 | return (str); | |
377 | } | |
378 | ||
379 | switch (ha->fw_attributes & 0xFF) { | |
380 | case 0x7: | |
381 | strcat(str, "EF"); | |
382 | break; | |
383 | case 0x17: | |
384 | strcat(str, "TP"); | |
385 | break; | |
386 | case 0x37: | |
387 | strcat(str, "IP"); | |
388 | break; | |
389 | case 0x77: | |
390 | strcat(str, "VI"); | |
391 | break; | |
392 | default: | |
393 | sprintf(un_str, "(%x)", ha->fw_attributes); | |
394 | strcat(str, un_str); | |
395 | break; | |
396 | } | |
397 | if (ha->fw_attributes & 0x100) | |
398 | strcat(str, "X"); | |
399 | ||
400 | return (str); | |
401 | } | |
402 | ||
e5f82ab8 | 403 | static char * |
e315cd28 | 404 | qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str) |
fca29703 | 405 | { |
e315cd28 | 406 | struct qla_hw_data *ha = vha->hw; |
f0883ac6 | 407 | |
3a03eb79 AV |
408 | sprintf(str, "%d.%02d.%02d (%x)", ha->fw_major_version, |
409 | ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes); | |
fca29703 | 410 | return str; |
fca29703 AV |
411 | } |
412 | ||
413 | static inline srb_t * | |
e315cd28 | 414 | qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport, |
fca29703 AV |
415 | struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
416 | { | |
417 | srb_t *sp; | |
e315cd28 | 418 | struct qla_hw_data *ha = vha->hw; |
fca29703 AV |
419 | |
420 | sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC); | |
421 | if (!sp) | |
422 | return sp; | |
423 | ||
fca29703 AV |
424 | sp->fcport = fcport; |
425 | sp->cmd = cmd; | |
17d98630 | 426 | sp->que = ha->req_q_map[0]; |
fca29703 AV |
427 | sp->flags = 0; |
428 | CMD_SP(cmd) = (void *)sp; | |
429 | cmd->scsi_done = done; | |
430 | ||
431 | return sp; | |
432 | } | |
433 | ||
1da177e4 | 434 | static int |
f4f051eb | 435 | qla2x00_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
1da177e4 | 436 | { |
e315cd28 | 437 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 438 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
19a7b4ae | 439 | struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); |
e315cd28 | 440 | struct qla_hw_data *ha = vha->hw; |
f4f051eb | 441 | srb_t *sp; |
442 | int rval; | |
1da177e4 | 443 | |
14e660e6 SJ |
444 | if (unlikely(pci_channel_offline(ha->pdev))) { |
445 | cmd->result = DID_REQUEUE << 16; | |
446 | goto qc_fail_command; | |
447 | } | |
448 | ||
19a7b4ae JSEC |
449 | rval = fc_remote_port_chkready(rport); |
450 | if (rval) { | |
451 | cmd->result = rval; | |
f4f051eb | 452 | goto qc_fail_command; |
453 | } | |
1da177e4 | 454 | |
387f96b4 | 455 | /* Close window on fcport/rport state-transitioning. */ |
7b594131 MC |
456 | if (fcport->drport) |
457 | goto qc_target_busy; | |
387f96b4 | 458 | |
f4f051eb | 459 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
460 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || | |
e315cd28 | 461 | atomic_read(&vha->loop_state) == LOOP_DEAD) { |
f4f051eb | 462 | cmd->result = DID_NO_CONNECT << 16; |
463 | goto qc_fail_command; | |
464 | } | |
7b594131 | 465 | goto qc_target_busy; |
f4f051eb | 466 | } |
1da177e4 | 467 | |
e315cd28 | 468 | spin_unlock_irq(vha->host->host_lock); |
1da177e4 | 469 | |
e315cd28 | 470 | sp = qla2x00_get_new_sp(vha, fcport, cmd, done); |
fca29703 | 471 | if (!sp) |
f4f051eb | 472 | goto qc_host_busy_lock; |
1da177e4 | 473 | |
e315cd28 | 474 | rval = ha->isp_ops->start_scsi(sp); |
f4f051eb | 475 | if (rval != QLA_SUCCESS) |
476 | goto qc_host_busy_free_sp; | |
1da177e4 | 477 | |
e315cd28 | 478 | spin_lock_irq(vha->host->host_lock); |
1da177e4 | 479 | |
f4f051eb | 480 | return 0; |
1da177e4 | 481 | |
f4f051eb | 482 | qc_host_busy_free_sp: |
e315cd28 | 483 | qla2x00_sp_free_dma(sp); |
f4f051eb | 484 | mempool_free(sp, ha->srb_mempool); |
1da177e4 | 485 | |
f4f051eb | 486 | qc_host_busy_lock: |
e315cd28 | 487 | spin_lock_irq(vha->host->host_lock); |
f4f051eb | 488 | return SCSI_MLQUEUE_HOST_BUSY; |
1da177e4 | 489 | |
7b594131 MC |
490 | qc_target_busy: |
491 | return SCSI_MLQUEUE_TARGET_BUSY; | |
492 | ||
f4f051eb | 493 | qc_fail_command: |
494 | done(cmd); | |
1da177e4 | 495 | |
f4f051eb | 496 | return 0; |
1da177e4 LT |
497 | } |
498 | ||
fca29703 AV |
499 | |
500 | static int | |
501 | qla24xx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) | |
502 | { | |
e315cd28 | 503 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
fca29703 | 504 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
19a7b4ae | 505 | struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); |
e315cd28 AC |
506 | struct qla_hw_data *ha = vha->hw; |
507 | struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); | |
fca29703 AV |
508 | srb_t *sp; |
509 | int rval; | |
510 | ||
e315cd28 | 511 | if (unlikely(pci_channel_offline(ha->pdev))) { |
14e660e6 SJ |
512 | cmd->result = DID_REQUEUE << 16; |
513 | goto qc24_fail_command; | |
514 | } | |
515 | ||
19a7b4ae JSEC |
516 | rval = fc_remote_port_chkready(rport); |
517 | if (rval) { | |
518 | cmd->result = rval; | |
fca29703 AV |
519 | goto qc24_fail_command; |
520 | } | |
521 | ||
387f96b4 | 522 | /* Close window on fcport/rport state-transitioning. */ |
7b594131 MC |
523 | if (fcport->drport) |
524 | goto qc24_target_busy; | |
387f96b4 | 525 | |
fca29703 AV |
526 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
527 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || | |
e315cd28 | 528 | atomic_read(&base_vha->loop_state) == LOOP_DEAD) { |
fca29703 AV |
529 | cmd->result = DID_NO_CONNECT << 16; |
530 | goto qc24_fail_command; | |
531 | } | |
7b594131 | 532 | goto qc24_target_busy; |
fca29703 AV |
533 | } |
534 | ||
e315cd28 | 535 | spin_unlock_irq(vha->host->host_lock); |
fca29703 | 536 | |
e315cd28 | 537 | sp = qla2x00_get_new_sp(base_vha, fcport, cmd, done); |
fca29703 AV |
538 | if (!sp) |
539 | goto qc24_host_busy_lock; | |
540 | ||
e315cd28 | 541 | rval = ha->isp_ops->start_scsi(sp); |
fca29703 AV |
542 | if (rval != QLA_SUCCESS) |
543 | goto qc24_host_busy_free_sp; | |
544 | ||
e315cd28 | 545 | spin_lock_irq(vha->host->host_lock); |
fca29703 AV |
546 | |
547 | return 0; | |
548 | ||
549 | qc24_host_busy_free_sp: | |
e315cd28 AC |
550 | qla2x00_sp_free_dma(sp); |
551 | mempool_free(sp, ha->srb_mempool); | |
fca29703 AV |
552 | |
553 | qc24_host_busy_lock: | |
e315cd28 | 554 | spin_lock_irq(vha->host->host_lock); |
fca29703 AV |
555 | return SCSI_MLQUEUE_HOST_BUSY; |
556 | ||
7b594131 MC |
557 | qc24_target_busy: |
558 | return SCSI_MLQUEUE_TARGET_BUSY; | |
559 | ||
fca29703 AV |
560 | qc24_fail_command: |
561 | done(cmd); | |
562 | ||
563 | return 0; | |
564 | } | |
565 | ||
566 | ||
1da177e4 LT |
567 | /* |
568 | * qla2x00_eh_wait_on_command | |
569 | * Waits for the command to be returned by the Firmware for some | |
570 | * max time. | |
571 | * | |
572 | * Input: | |
1da177e4 | 573 | * cmd = Scsi Command to wait on. |
1da177e4 LT |
574 | * |
575 | * Return: | |
576 | * Not Found : 0 | |
577 | * Found : 1 | |
578 | */ | |
579 | static int | |
e315cd28 | 580 | qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd) |
1da177e4 | 581 | { |
fe74c71f AV |
582 | #define ABORT_POLLING_PERIOD 1000 |
583 | #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD)) | |
f4f051eb | 584 | unsigned long wait_iter = ABORT_WAIT_ITER; |
585 | int ret = QLA_SUCCESS; | |
1da177e4 | 586 | |
f4f051eb | 587 | while (CMD_SP(cmd)) { |
fe74c71f | 588 | msleep(ABORT_POLLING_PERIOD); |
1da177e4 | 589 | |
f4f051eb | 590 | if (--wait_iter) |
591 | break; | |
592 | } | |
593 | if (CMD_SP(cmd)) | |
594 | ret = QLA_FUNCTION_FAILED; | |
1da177e4 | 595 | |
f4f051eb | 596 | return ret; |
1da177e4 LT |
597 | } |
598 | ||
599 | /* | |
600 | * qla2x00_wait_for_hba_online | |
fa2a1ce5 | 601 | * Wait till the HBA is online after going through |
1da177e4 LT |
602 | * <= MAX_RETRIES_OF_ISP_ABORT or |
603 | * finally HBA is disabled ie marked offline | |
604 | * | |
605 | * Input: | |
606 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
607 | * |
608 | * Note: | |
1da177e4 LT |
609 | * Does context switching-Release SPIN_LOCK |
610 | * (if any) before calling this routine. | |
611 | * | |
612 | * Return: | |
613 | * Success (Adapter is online) : 0 | |
614 | * Failed (Adapter is offline/disabled) : 1 | |
615 | */ | |
854165f4 | 616 | int |
e315cd28 | 617 | qla2x00_wait_for_hba_online(scsi_qla_host_t *vha) |
1da177e4 | 618 | { |
fca29703 AV |
619 | int return_status; |
620 | unsigned long wait_online; | |
e315cd28 AC |
621 | struct qla_hw_data *ha = vha->hw; |
622 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 | 623 | |
fa2a1ce5 | 624 | wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
e315cd28 AC |
625 | while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) || |
626 | test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) || | |
627 | test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) || | |
628 | ha->dpc_active) && time_before(jiffies, wait_online)) { | |
1da177e4 LT |
629 | |
630 | msleep(1000); | |
631 | } | |
e315cd28 | 632 | if (base_vha->flags.online) |
fa2a1ce5 | 633 | return_status = QLA_SUCCESS; |
1da177e4 LT |
634 | else |
635 | return_status = QLA_FUNCTION_FAILED; | |
636 | ||
1da177e4 LT |
637 | return (return_status); |
638 | } | |
639 | ||
640 | /* | |
641 | * qla2x00_wait_for_loop_ready | |
642 | * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop | |
fa2a1ce5 | 643 | * to be in LOOP_READY state. |
1da177e4 LT |
644 | * Input: |
645 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
646 | * |
647 | * Note: | |
1da177e4 LT |
648 | * Does context switching-Release SPIN_LOCK |
649 | * (if any) before calling this routine. | |
fa2a1ce5 | 650 | * |
1da177e4 LT |
651 | * |
652 | * Return: | |
653 | * Success (LOOP_READY) : 0 | |
654 | * Failed (LOOP_NOT_READY) : 1 | |
655 | */ | |
fa2a1ce5 | 656 | static inline int |
e315cd28 | 657 | qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha) |
1da177e4 LT |
658 | { |
659 | int return_status = QLA_SUCCESS; | |
660 | unsigned long loop_timeout ; | |
e315cd28 AC |
661 | struct qla_hw_data *ha = vha->hw; |
662 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 LT |
663 | |
664 | /* wait for 5 min at the max for loop to be ready */ | |
fa2a1ce5 | 665 | loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
1da177e4 | 666 | |
e315cd28 AC |
667 | while ((!atomic_read(&base_vha->loop_down_timer) && |
668 | atomic_read(&base_vha->loop_state) == LOOP_DOWN) || | |
669 | atomic_read(&base_vha->loop_state) != LOOP_READY) { | |
670 | if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) { | |
57680080 RA |
671 | return_status = QLA_FUNCTION_FAILED; |
672 | break; | |
673 | } | |
1da177e4 LT |
674 | msleep(1000); |
675 | if (time_after_eq(jiffies, loop_timeout)) { | |
676 | return_status = QLA_FUNCTION_FAILED; | |
677 | break; | |
678 | } | |
679 | } | |
fa2a1ce5 | 680 | return (return_status); |
1da177e4 LT |
681 | } |
682 | ||
5f3a9a20 SJ |
683 | void |
684 | qla2x00_abort_fcport_cmds(fc_port_t *fcport) | |
685 | { | |
73208dfd | 686 | int cnt, que, id; |
5f3a9a20 SJ |
687 | unsigned long flags; |
688 | srb_t *sp; | |
e315cd28 AC |
689 | scsi_qla_host_t *vha = fcport->vha; |
690 | struct qla_hw_data *ha = vha->hw; | |
73208dfd | 691 | struct req_que *req; |
5f3a9a20 | 692 | |
e315cd28 | 693 | spin_lock_irqsave(&ha->hardware_lock, flags); |
73208dfd AC |
694 | for (que = 0; que < QLA_MAX_HOST_QUES; que++) { |
695 | id = vha->req_ques[que]; | |
696 | req = ha->req_q_map[id]; | |
697 | if (!req) | |
5f3a9a20 | 698 | continue; |
73208dfd AC |
699 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { |
700 | sp = req->outstanding_cmds[cnt]; | |
701 | if (!sp) | |
702 | continue; | |
703 | if (sp->fcport != fcport) | |
704 | continue; | |
5f3a9a20 | 705 | |
73208dfd AC |
706 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
707 | if (ha->isp_ops->abort_command(vha, sp, req)) { | |
5f3a9a20 | 708 | DEBUG2(qla_printk(KERN_WARNING, ha, |
73208dfd AC |
709 | "Abort failed -- %lx\n", |
710 | sp->cmd->serial_number)); | |
711 | } else { | |
712 | if (qla2x00_eh_wait_on_command(sp->cmd) != | |
713 | QLA_SUCCESS) | |
714 | DEBUG2(qla_printk(KERN_WARNING, ha, | |
715 | "Abort failed while waiting -- %lx\n", | |
716 | sp->cmd->serial_number)); | |
717 | } | |
718 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
5f3a9a20 | 719 | } |
5f3a9a20 | 720 | } |
e315cd28 | 721 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
5f3a9a20 SJ |
722 | } |
723 | ||
07db5183 AV |
724 | static void |
725 | qla2x00_block_error_handler(struct scsi_cmnd *cmnd) | |
726 | { | |
727 | struct Scsi_Host *shost = cmnd->device->host; | |
728 | struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device)); | |
729 | unsigned long flags; | |
730 | ||
731 | spin_lock_irqsave(shost->host_lock, flags); | |
732 | while (rport->port_state == FC_PORTSTATE_BLOCKED) { | |
733 | spin_unlock_irqrestore(shost->host_lock, flags); | |
734 | msleep(1000); | |
735 | spin_lock_irqsave(shost->host_lock, flags); | |
736 | } | |
737 | spin_unlock_irqrestore(shost->host_lock, flags); | |
738 | return; | |
739 | } | |
740 | ||
1da177e4 LT |
741 | /************************************************************************** |
742 | * qla2xxx_eh_abort | |
743 | * | |
744 | * Description: | |
745 | * The abort function will abort the specified command. | |
746 | * | |
747 | * Input: | |
748 | * cmd = Linux SCSI command packet to be aborted. | |
749 | * | |
750 | * Returns: | |
751 | * Either SUCCESS or FAILED. | |
752 | * | |
753 | * Note: | |
2ea00202 | 754 | * Only return FAILED if command not returned by firmware. |
1da177e4 | 755 | **************************************************************************/ |
e5f82ab8 | 756 | static int |
1da177e4 LT |
757 | qla2xxx_eh_abort(struct scsi_cmnd *cmd) |
758 | { | |
e315cd28 | 759 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
f4f051eb | 760 | srb_t *sp; |
17d98630 | 761 | int ret, i; |
f4f051eb | 762 | unsigned int id, lun; |
763 | unsigned long serial; | |
18e144d3 | 764 | unsigned long flags; |
2ea00202 | 765 | int wait = 0; |
e315cd28 | 766 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 767 | struct req_que *req; |
17d98630 | 768 | srb_t *spt; |
1da177e4 | 769 | |
07db5183 AV |
770 | qla2x00_block_error_handler(cmd); |
771 | ||
f4f051eb | 772 | if (!CMD_SP(cmd)) |
2ea00202 | 773 | return SUCCESS; |
1da177e4 | 774 | |
2ea00202 | 775 | ret = SUCCESS; |
1da177e4 | 776 | |
f4f051eb | 777 | id = cmd->device->id; |
778 | lun = cmd->device->lun; | |
779 | serial = cmd->serial_number; | |
17d98630 AC |
780 | spt = (srb_t *) CMD_SP(cmd); |
781 | if (!spt) | |
782 | return SUCCESS; | |
783 | req = spt->que; | |
1da177e4 | 784 | |
f4f051eb | 785 | /* Check active list for command command. */ |
e315cd28 | 786 | spin_lock_irqsave(&ha->hardware_lock, flags); |
17d98630 AC |
787 | for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) { |
788 | sp = req->outstanding_cmds[i]; | |
1da177e4 | 789 | |
17d98630 AC |
790 | if (sp == NULL) |
791 | continue; | |
1da177e4 | 792 | |
17d98630 AC |
793 | if (sp->cmd != cmd) |
794 | continue; | |
1da177e4 | 795 | |
17d98630 AC |
796 | DEBUG2(printk("%s(%ld): aborting sp %p from RISC." |
797 | " pid=%ld.\n", __func__, vha->host_no, sp, serial)); | |
798 | ||
799 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
800 | if (ha->isp_ops->abort_command(vha, sp, req)) { | |
801 | DEBUG2(printk("%s(%ld): abort_command " | |
802 | "mbx failed.\n", __func__, vha->host_no)); | |
803 | } else { | |
804 | DEBUG3(printk("%s(%ld): abort_command " | |
805 | "mbx success.\n", __func__, vha->host_no)); | |
806 | wait = 1; | |
73208dfd | 807 | } |
17d98630 AC |
808 | spin_lock_irqsave(&ha->hardware_lock, flags); |
809 | break; | |
f4f051eb | 810 | } |
e315cd28 | 811 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 | 812 | |
f4f051eb | 813 | /* Wait for the command to be returned. */ |
2ea00202 | 814 | if (wait) { |
e315cd28 | 815 | if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) { |
fa2a1ce5 | 816 | qla_printk(KERN_ERR, ha, |
f4f051eb | 817 | "scsi(%ld:%d:%d): Abort handler timed out -- %lx " |
e315cd28 | 818 | "%x.\n", vha->host_no, id, lun, serial, ret); |
2ea00202 | 819 | ret = FAILED; |
f4f051eb | 820 | } |
1da177e4 | 821 | } |
1da177e4 | 822 | |
fa2a1ce5 | 823 | qla_printk(KERN_INFO, ha, |
2ea00202 | 824 | "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n", |
e315cd28 | 825 | vha->host_no, id, lun, wait, serial, ret); |
1da177e4 | 826 | |
f4f051eb | 827 | return ret; |
828 | } | |
1da177e4 | 829 | |
523ec773 AV |
830 | enum nexus_wait_type { |
831 | WAIT_HOST = 0, | |
832 | WAIT_TARGET, | |
833 | WAIT_LUN, | |
834 | }; | |
835 | ||
f4f051eb | 836 | static int |
e315cd28 | 837 | qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t, |
17d98630 | 838 | unsigned int l, srb_t *sp, enum nexus_wait_type type) |
f4f051eb | 839 | { |
17d98630 | 840 | int cnt, match, status; |
18e144d3 | 841 | unsigned long flags; |
e315cd28 | 842 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 843 | struct req_que *req; |
1da177e4 | 844 | |
523ec773 | 845 | status = QLA_SUCCESS; |
17d98630 AC |
846 | if (!sp) |
847 | return status; | |
848 | ||
e315cd28 | 849 | spin_lock_irqsave(&ha->hardware_lock, flags); |
17d98630 AC |
850 | req = sp->que; |
851 | for (cnt = 1; status == QLA_SUCCESS && | |
852 | cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
853 | sp = req->outstanding_cmds[cnt]; | |
854 | if (!sp) | |
523ec773 | 855 | continue; |
19851f13 | 856 | |
17d98630 AC |
857 | if (vha->vp_idx != sp->fcport->vha->vp_idx) |
858 | continue; | |
859 | match = 0; | |
860 | switch (type) { | |
861 | case WAIT_HOST: | |
862 | match = 1; | |
863 | break; | |
864 | case WAIT_TARGET: | |
865 | match = sp->cmd->device->id == t; | |
866 | break; | |
867 | case WAIT_LUN: | |
868 | match = (sp->cmd->device->id == t && | |
869 | sp->cmd->device->lun == l); | |
870 | break; | |
73208dfd | 871 | } |
17d98630 AC |
872 | if (!match) |
873 | continue; | |
874 | ||
875 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
876 | status = qla2x00_eh_wait_on_command(sp->cmd); | |
877 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1da177e4 | 878 | } |
e315cd28 | 879 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
523ec773 AV |
880 | |
881 | return status; | |
1da177e4 LT |
882 | } |
883 | ||
523ec773 AV |
884 | static char *reset_errors[] = { |
885 | "HBA not online", | |
886 | "HBA not ready", | |
887 | "Task management failed", | |
888 | "Waiting for command completions", | |
889 | }; | |
1da177e4 | 890 | |
e5f82ab8 | 891 | static int |
523ec773 AV |
892 | __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type, |
893 | struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int)) | |
1da177e4 | 894 | { |
e315cd28 | 895 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 896 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
523ec773 | 897 | int err; |
1da177e4 | 898 | |
07db5183 AV |
899 | qla2x00_block_error_handler(cmd); |
900 | ||
b0328bee | 901 | if (!fcport) |
523ec773 | 902 | return FAILED; |
1da177e4 | 903 | |
e315cd28 AC |
904 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET ISSUED.\n", |
905 | vha->host_no, cmd->device->id, cmd->device->lun, name); | |
1da177e4 | 906 | |
523ec773 | 907 | err = 0; |
e315cd28 | 908 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) |
523ec773 AV |
909 | goto eh_reset_failed; |
910 | err = 1; | |
e315cd28 | 911 | if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS) |
523ec773 AV |
912 | goto eh_reset_failed; |
913 | err = 2; | |
914 | if (do_reset(fcport, cmd->device->lun) != QLA_SUCCESS) | |
915 | goto eh_reset_failed; | |
916 | err = 3; | |
e315cd28 | 917 | if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id, |
17d98630 | 918 | cmd->device->lun, (srb_t *) CMD_SP(cmd), type) != QLA_SUCCESS) |
523ec773 AV |
919 | goto eh_reset_failed; |
920 | ||
e315cd28 AC |
921 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n", |
922 | vha->host_no, cmd->device->id, cmd->device->lun, name); | |
523ec773 AV |
923 | |
924 | return SUCCESS; | |
925 | ||
926 | eh_reset_failed: | |
e315cd28 AC |
927 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n" |
928 | , vha->host_no, cmd->device->id, cmd->device->lun, name, | |
523ec773 AV |
929 | reset_errors[err]); |
930 | return FAILED; | |
931 | } | |
1da177e4 | 932 | |
523ec773 AV |
933 | static int |
934 | qla2xxx_eh_device_reset(struct scsi_cmnd *cmd) | |
935 | { | |
e315cd28 AC |
936 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
937 | struct qla_hw_data *ha = vha->hw; | |
1da177e4 | 938 | |
523ec773 AV |
939 | return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd, |
940 | ha->isp_ops->lun_reset); | |
1da177e4 LT |
941 | } |
942 | ||
1da177e4 | 943 | static int |
523ec773 | 944 | qla2xxx_eh_target_reset(struct scsi_cmnd *cmd) |
1da177e4 | 945 | { |
e315cd28 AC |
946 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
947 | struct qla_hw_data *ha = vha->hw; | |
1da177e4 | 948 | |
523ec773 AV |
949 | return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd, |
950 | ha->isp_ops->target_reset); | |
1da177e4 LT |
951 | } |
952 | ||
1da177e4 LT |
953 | /************************************************************************** |
954 | * qla2xxx_eh_bus_reset | |
955 | * | |
956 | * Description: | |
957 | * The bus reset function will reset the bus and abort any executing | |
958 | * commands. | |
959 | * | |
960 | * Input: | |
961 | * cmd = Linux SCSI command packet of the command that cause the | |
962 | * bus reset. | |
963 | * | |
964 | * Returns: | |
965 | * SUCCESS/FAILURE (defined as macro in scsi.h). | |
966 | * | |
967 | **************************************************************************/ | |
e5f82ab8 | 968 | static int |
1da177e4 LT |
969 | qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) |
970 | { | |
e315cd28 | 971 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 972 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 973 | int ret = FAILED; |
f4f051eb | 974 | unsigned int id, lun; |
975 | unsigned long serial; | |
17d98630 | 976 | srb_t *sp = (srb_t *) CMD_SP(cmd); |
f4f051eb | 977 | |
07db5183 AV |
978 | qla2x00_block_error_handler(cmd); |
979 | ||
f4f051eb | 980 | id = cmd->device->id; |
981 | lun = cmd->device->lun; | |
982 | serial = cmd->serial_number; | |
1da177e4 | 983 | |
b0328bee | 984 | if (!fcport) |
f4f051eb | 985 | return ret; |
1da177e4 | 986 | |
e315cd28 | 987 | qla_printk(KERN_INFO, vha->hw, |
749af3d5 | 988 | "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha->host_no, id, lun); |
1da177e4 | 989 | |
e315cd28 | 990 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { |
1da177e4 | 991 | DEBUG2(printk("%s failed:board disabled\n",__func__)); |
f4f051eb | 992 | goto eh_bus_reset_done; |
1da177e4 LT |
993 | } |
994 | ||
e315cd28 AC |
995 | if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) { |
996 | if (qla2x00_loop_reset(vha) == QLA_SUCCESS) | |
f4f051eb | 997 | ret = SUCCESS; |
1da177e4 | 998 | } |
f4f051eb | 999 | if (ret == FAILED) |
1000 | goto eh_bus_reset_done; | |
1da177e4 | 1001 | |
9a41a62b | 1002 | /* Flush outstanding commands. */ |
17d98630 | 1003 | if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) != |
523ec773 | 1004 | QLA_SUCCESS) |
9a41a62b | 1005 | ret = FAILED; |
1da177e4 | 1006 | |
f4f051eb | 1007 | eh_bus_reset_done: |
e315cd28 | 1008 | qla_printk(KERN_INFO, vha->hw, "%s: reset %s\n", __func__, |
f4f051eb | 1009 | (ret == FAILED) ? "failed" : "succeded"); |
1da177e4 | 1010 | |
f4f051eb | 1011 | return ret; |
1da177e4 LT |
1012 | } |
1013 | ||
1014 | /************************************************************************** | |
1015 | * qla2xxx_eh_host_reset | |
1016 | * | |
1017 | * Description: | |
1018 | * The reset function will reset the Adapter. | |
1019 | * | |
1020 | * Input: | |
1021 | * cmd = Linux SCSI command packet of the command that cause the | |
1022 | * adapter reset. | |
1023 | * | |
1024 | * Returns: | |
1025 | * Either SUCCESS or FAILED. | |
1026 | * | |
1027 | * Note: | |
1028 | **************************************************************************/ | |
e5f82ab8 | 1029 | static int |
1da177e4 LT |
1030 | qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) |
1031 | { | |
e315cd28 | 1032 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 1033 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
e315cd28 | 1034 | struct qla_hw_data *ha = vha->hw; |
2c3dfe3f | 1035 | int ret = FAILED; |
f4f051eb | 1036 | unsigned int id, lun; |
1037 | unsigned long serial; | |
17d98630 | 1038 | srb_t *sp = (srb_t *) CMD_SP(cmd); |
e315cd28 | 1039 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); |
1da177e4 | 1040 | |
07db5183 AV |
1041 | qla2x00_block_error_handler(cmd); |
1042 | ||
f4f051eb | 1043 | id = cmd->device->id; |
1044 | lun = cmd->device->lun; | |
1045 | serial = cmd->serial_number; | |
1046 | ||
b0328bee | 1047 | if (!fcport) |
f4f051eb | 1048 | return ret; |
1da177e4 | 1049 | |
1da177e4 | 1050 | qla_printk(KERN_INFO, ha, |
e315cd28 | 1051 | "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha->host_no, id, lun); |
1da177e4 | 1052 | |
e315cd28 | 1053 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) |
f4f051eb | 1054 | goto eh_host_reset_lock; |
1da177e4 LT |
1055 | |
1056 | /* | |
1057 | * Fixme-may be dpc thread is active and processing | |
fa2a1ce5 | 1058 | * loop_resync,so wait a while for it to |
1da177e4 LT |
1059 | * be completed and then issue big hammer.Otherwise |
1060 | * it may cause I/O failure as big hammer marks the | |
1061 | * devices as lost kicking of the port_down_timer | |
1062 | * while dpc is stuck for the mailbox to complete. | |
1063 | */ | |
e315cd28 AC |
1064 | qla2x00_wait_for_loop_ready(vha); |
1065 | if (vha != base_vha) { | |
1066 | if (qla2x00_vp_abort_isp(vha)) | |
f4f051eb | 1067 | goto eh_host_reset_lock; |
e315cd28 AC |
1068 | } else { |
1069 | set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); | |
1070 | if (qla2x00_abort_isp(base_vha)) { | |
1071 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); | |
1072 | /* failed. schedule dpc to try */ | |
1073 | set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); | |
1074 | ||
1075 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) | |
1076 | goto eh_host_reset_lock; | |
1077 | } | |
1078 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); | |
fa2a1ce5 | 1079 | } |
1da177e4 | 1080 | |
e315cd28 | 1081 | /* Waiting for command to be returned to OS.*/ |
17d98630 | 1082 | if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) == |
e315cd28 | 1083 | QLA_SUCCESS) |
f4f051eb | 1084 | ret = SUCCESS; |
1da177e4 | 1085 | |
f4f051eb | 1086 | eh_host_reset_lock: |
f4f051eb | 1087 | qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__, |
1088 | (ret == FAILED) ? "failed" : "succeded"); | |
1da177e4 | 1089 | |
f4f051eb | 1090 | return ret; |
1091 | } | |
1da177e4 LT |
1092 | |
1093 | /* | |
1094 | * qla2x00_loop_reset | |
1095 | * Issue loop reset. | |
1096 | * | |
1097 | * Input: | |
1098 | * ha = adapter block pointer. | |
1099 | * | |
1100 | * Returns: | |
1101 | * 0 = success | |
1102 | */ | |
a4722cf2 | 1103 | int |
e315cd28 | 1104 | qla2x00_loop_reset(scsi_qla_host_t *vha) |
1da177e4 | 1105 | { |
0c8c39af | 1106 | int ret; |
bdf79621 | 1107 | struct fc_port *fcport; |
e315cd28 | 1108 | struct qla_hw_data *ha = vha->hw; |
1da177e4 | 1109 | |
749af3d5 | 1110 | if (ha->flags.enable_lip_full_login && !vha->vp_idx) { |
e315cd28 | 1111 | ret = qla2x00_full_login_lip(vha); |
0c8c39af | 1112 | if (ret != QLA_SUCCESS) { |
749af3d5 | 1113 | DEBUG2_3(printk("%s(%ld): failed: " |
e315cd28 | 1114 | "full_login_lip=%d.\n", __func__, vha->host_no, |
0c8c39af | 1115 | ret)); |
749af3d5 AC |
1116 | } |
1117 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
1118 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
1119 | qla2x00_mark_all_devices_lost(vha, 0); | |
1120 | qla2x00_wait_for_loop_ready(vha); | |
0c8c39af AV |
1121 | } |
1122 | ||
749af3d5 | 1123 | if (ha->flags.enable_lip_reset && !vha->vp_idx) { |
e315cd28 | 1124 | ret = qla2x00_lip_reset(vha); |
0c8c39af | 1125 | if (ret != QLA_SUCCESS) { |
749af3d5 | 1126 | DEBUG2_3(printk("%s(%ld): failed: " |
e315cd28 AC |
1127 | "lip_reset=%d.\n", __func__, vha->host_no, ret)); |
1128 | } else | |
1129 | qla2x00_wait_for_loop_ready(vha); | |
1da177e4 LT |
1130 | } |
1131 | ||
0c8c39af | 1132 | if (ha->flags.enable_target_reset) { |
e315cd28 | 1133 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
bdf79621 | 1134 | if (fcport->port_type != FCT_TARGET) |
1da177e4 LT |
1135 | continue; |
1136 | ||
523ec773 | 1137 | ret = ha->isp_ops->target_reset(fcport, 0); |
0c8c39af AV |
1138 | if (ret != QLA_SUCCESS) { |
1139 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1140 | "target_reset=%d d_id=%x.\n", __func__, | |
e315cd28 | 1141 | vha->host_no, ret, fcport->d_id.b24)); |
0c8c39af | 1142 | } |
1da177e4 LT |
1143 | } |
1144 | } | |
1da177e4 | 1145 | /* Issue marker command only when we are going to start the I/O */ |
e315cd28 | 1146 | vha->marker_needed = 1; |
1da177e4 | 1147 | |
0c8c39af | 1148 | return QLA_SUCCESS; |
1da177e4 LT |
1149 | } |
1150 | ||
df4bf0bb | 1151 | void |
e315cd28 | 1152 | qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res) |
df4bf0bb | 1153 | { |
73208dfd | 1154 | int que, cnt; |
df4bf0bb AV |
1155 | unsigned long flags; |
1156 | srb_t *sp; | |
e315cd28 | 1157 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 1158 | struct req_que *req; |
df4bf0bb AV |
1159 | |
1160 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
29bdccbe AC |
1161 | for (que = 0; que < ha->max_queues; que++) { |
1162 | req = ha->req_q_map[que]; | |
73208dfd AC |
1163 | if (!req) |
1164 | continue; | |
1165 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
1166 | sp = req->outstanding_cmds[cnt]; | |
444786d7 | 1167 | if (sp && sp->fcport->vha == vha) { |
73208dfd AC |
1168 | req->outstanding_cmds[cnt] = NULL; |
1169 | sp->cmd->result = res; | |
1170 | qla2x00_sp_compl(ha, sp); | |
1171 | } | |
df4bf0bb AV |
1172 | } |
1173 | } | |
1174 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1175 | } | |
1176 | ||
f4f051eb | 1177 | static int |
1178 | qla2xxx_slave_alloc(struct scsi_device *sdev) | |
1da177e4 | 1179 | { |
bdf79621 | 1180 | struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); |
1da177e4 | 1181 | |
19a7b4ae | 1182 | if (!rport || fc_remote_port_chkready(rport)) |
f4f051eb | 1183 | return -ENXIO; |
bdf79621 | 1184 | |
19a7b4ae | 1185 | sdev->hostdata = *(fc_port_t **)rport->dd_data; |
1da177e4 | 1186 | |
f4f051eb | 1187 | return 0; |
1188 | } | |
1da177e4 | 1189 | |
f4f051eb | 1190 | static int |
1191 | qla2xxx_slave_configure(struct scsi_device *sdev) | |
1192 | { | |
e315cd28 AC |
1193 | scsi_qla_host_t *vha = shost_priv(sdev->host); |
1194 | struct qla_hw_data *ha = vha->hw; | |
8482e118 | 1195 | struct fc_rport *rport = starget_to_rport(sdev->sdev_target); |
29bdccbe | 1196 | struct req_que *req = ha->req_q_map[vha->req_ques[0]]; |
8482e118 | 1197 | |
f4f051eb | 1198 | if (sdev->tagged_supported) |
73208dfd | 1199 | scsi_activate_tcq(sdev, req->max_q_depth); |
f4f051eb | 1200 | else |
73208dfd | 1201 | scsi_deactivate_tcq(sdev, req->max_q_depth); |
1da177e4 | 1202 | |
85821c90 | 1203 | rport->dev_loss_tmo = ha->port_down_retry_count; |
8482e118 | 1204 | |
f4f051eb | 1205 | return 0; |
1206 | } | |
1da177e4 | 1207 | |
f4f051eb | 1208 | static void |
1209 | qla2xxx_slave_destroy(struct scsi_device *sdev) | |
1210 | { | |
1211 | sdev->hostdata = NULL; | |
1da177e4 LT |
1212 | } |
1213 | ||
ce7e4af7 AV |
1214 | static int |
1215 | qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth) | |
1216 | { | |
1217 | scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); | |
1218 | return sdev->queue_depth; | |
1219 | } | |
1220 | ||
1221 | static int | |
1222 | qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type) | |
1223 | { | |
1224 | if (sdev->tagged_supported) { | |
1225 | scsi_set_tag_type(sdev, tag_type); | |
1226 | if (tag_type) | |
1227 | scsi_activate_tcq(sdev, sdev->queue_depth); | |
1228 | else | |
1229 | scsi_deactivate_tcq(sdev, sdev->queue_depth); | |
1230 | } else | |
1231 | tag_type = 0; | |
1232 | ||
1233 | return tag_type; | |
1234 | } | |
1235 | ||
1da177e4 LT |
1236 | /** |
1237 | * qla2x00_config_dma_addressing() - Configure OS DMA addressing method. | |
1238 | * @ha: HA context | |
1239 | * | |
1240 | * At exit, the @ha's flags.enable_64bit_addressing set to indicated | |
1241 | * supported addressing method. | |
1242 | */ | |
1243 | static void | |
e315cd28 | 1244 | qla2x00_config_dma_addressing(scsi_qla_host_t *vha) |
1da177e4 | 1245 | { |
e315cd28 | 1246 | struct qla_hw_data *ha = vha->hw; |
7524f9b9 | 1247 | /* Assume a 32bit DMA mask. */ |
1da177e4 | 1248 | ha->flags.enable_64bit_addressing = 0; |
1da177e4 | 1249 | |
7524f9b9 AV |
1250 | if (!dma_set_mask(&ha->pdev->dev, DMA_64BIT_MASK)) { |
1251 | /* Any upper-dword bits set? */ | |
1252 | if (MSD(dma_get_required_mask(&ha->pdev->dev)) && | |
1253 | !pci_set_consistent_dma_mask(ha->pdev, DMA_64BIT_MASK)) { | |
1254 | /* Ok, a 64bit DMA mask is applicable. */ | |
1da177e4 | 1255 | ha->flags.enable_64bit_addressing = 1; |
fd34f556 AV |
1256 | ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64; |
1257 | ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64; | |
7524f9b9 | 1258 | return; |
1da177e4 | 1259 | } |
1da177e4 | 1260 | } |
7524f9b9 AV |
1261 | |
1262 | dma_set_mask(&ha->pdev->dev, DMA_32BIT_MASK); | |
1263 | pci_set_consistent_dma_mask(ha->pdev, DMA_32BIT_MASK); | |
1da177e4 LT |
1264 | } |
1265 | ||
fd34f556 | 1266 | static void |
e315cd28 | 1267 | qla2x00_enable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1268 | { |
1269 | unsigned long flags = 0; | |
1270 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1271 | ||
1272 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1273 | ha->interrupts_on = 1; | |
1274 | /* enable risc and host interrupts */ | |
1275 | WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC); | |
1276 | RD_REG_WORD(®->ictrl); | |
1277 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1278 | ||
1279 | } | |
1280 | ||
1281 | static void | |
e315cd28 | 1282 | qla2x00_disable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1283 | { |
1284 | unsigned long flags = 0; | |
1285 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1286 | ||
1287 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1288 | ha->interrupts_on = 0; | |
1289 | /* disable risc and host interrupts */ | |
1290 | WRT_REG_WORD(®->ictrl, 0); | |
1291 | RD_REG_WORD(®->ictrl); | |
1292 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1293 | } | |
1294 | ||
1295 | static void | |
e315cd28 | 1296 | qla24xx_enable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1297 | { |
1298 | unsigned long flags = 0; | |
1299 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1300 | ||
1301 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1302 | ha->interrupts_on = 1; | |
1303 | WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT); | |
1304 | RD_REG_DWORD(®->ictrl); | |
1305 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1306 | } | |
1307 | ||
1308 | static void | |
e315cd28 | 1309 | qla24xx_disable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1310 | { |
1311 | unsigned long flags = 0; | |
1312 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1313 | ||
124f85e6 AV |
1314 | if (IS_NOPOLLING_TYPE(ha)) |
1315 | return; | |
fd34f556 AV |
1316 | spin_lock_irqsave(&ha->hardware_lock, flags); |
1317 | ha->interrupts_on = 0; | |
1318 | WRT_REG_DWORD(®->ictrl, 0); | |
1319 | RD_REG_DWORD(®->ictrl); | |
1320 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1321 | } | |
1322 | ||
1323 | static struct isp_operations qla2100_isp_ops = { | |
1324 | .pci_config = qla2100_pci_config, | |
1325 | .reset_chip = qla2x00_reset_chip, | |
1326 | .chip_diag = qla2x00_chip_diag, | |
1327 | .config_rings = qla2x00_config_rings, | |
1328 | .reset_adapter = qla2x00_reset_adapter, | |
1329 | .nvram_config = qla2x00_nvram_config, | |
1330 | .update_fw_options = qla2x00_update_fw_options, | |
1331 | .load_risc = qla2x00_load_risc, | |
1332 | .pci_info_str = qla2x00_pci_info_str, | |
1333 | .fw_version_str = qla2x00_fw_version_str, | |
1334 | .intr_handler = qla2100_intr_handler, | |
1335 | .enable_intrs = qla2x00_enable_intrs, | |
1336 | .disable_intrs = qla2x00_disable_intrs, | |
1337 | .abort_command = qla2x00_abort_command, | |
523ec773 AV |
1338 | .target_reset = qla2x00_abort_target, |
1339 | .lun_reset = qla2x00_lun_reset, | |
fd34f556 AV |
1340 | .fabric_login = qla2x00_login_fabric, |
1341 | .fabric_logout = qla2x00_fabric_logout, | |
1342 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1343 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1344 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1345 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1346 | .read_nvram = qla2x00_read_nvram_data, | |
1347 | .write_nvram = qla2x00_write_nvram_data, | |
1348 | .fw_dump = qla2100_fw_dump, | |
1349 | .beacon_on = NULL, | |
1350 | .beacon_off = NULL, | |
1351 | .beacon_blink = NULL, | |
1352 | .read_optrom = qla2x00_read_optrom_data, | |
1353 | .write_optrom = qla2x00_write_optrom_data, | |
1354 | .get_flash_version = qla2x00_get_flash_version, | |
e315cd28 | 1355 | .start_scsi = qla2x00_start_scsi, |
17d98630 AC |
1356 | .wrt_req_reg = NULL, |
1357 | .wrt_rsp_reg = NULL, | |
1358 | .rd_req_reg = NULL, | |
fd34f556 AV |
1359 | }; |
1360 | ||
1361 | static struct isp_operations qla2300_isp_ops = { | |
1362 | .pci_config = qla2300_pci_config, | |
1363 | .reset_chip = qla2x00_reset_chip, | |
1364 | .chip_diag = qla2x00_chip_diag, | |
1365 | .config_rings = qla2x00_config_rings, | |
1366 | .reset_adapter = qla2x00_reset_adapter, | |
1367 | .nvram_config = qla2x00_nvram_config, | |
1368 | .update_fw_options = qla2x00_update_fw_options, | |
1369 | .load_risc = qla2x00_load_risc, | |
1370 | .pci_info_str = qla2x00_pci_info_str, | |
1371 | .fw_version_str = qla2x00_fw_version_str, | |
1372 | .intr_handler = qla2300_intr_handler, | |
1373 | .enable_intrs = qla2x00_enable_intrs, | |
1374 | .disable_intrs = qla2x00_disable_intrs, | |
1375 | .abort_command = qla2x00_abort_command, | |
523ec773 AV |
1376 | .target_reset = qla2x00_abort_target, |
1377 | .lun_reset = qla2x00_lun_reset, | |
fd34f556 AV |
1378 | .fabric_login = qla2x00_login_fabric, |
1379 | .fabric_logout = qla2x00_fabric_logout, | |
1380 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1381 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1382 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1383 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1384 | .read_nvram = qla2x00_read_nvram_data, | |
1385 | .write_nvram = qla2x00_write_nvram_data, | |
1386 | .fw_dump = qla2300_fw_dump, | |
1387 | .beacon_on = qla2x00_beacon_on, | |
1388 | .beacon_off = qla2x00_beacon_off, | |
1389 | .beacon_blink = qla2x00_beacon_blink, | |
1390 | .read_optrom = qla2x00_read_optrom_data, | |
1391 | .write_optrom = qla2x00_write_optrom_data, | |
1392 | .get_flash_version = qla2x00_get_flash_version, | |
e315cd28 | 1393 | .start_scsi = qla2x00_start_scsi, |
17d98630 AC |
1394 | .wrt_req_reg = NULL, |
1395 | .wrt_rsp_reg = NULL, | |
1396 | .rd_req_reg = NULL, | |
fd34f556 AV |
1397 | }; |
1398 | ||
1399 | static struct isp_operations qla24xx_isp_ops = { | |
1400 | .pci_config = qla24xx_pci_config, | |
1401 | .reset_chip = qla24xx_reset_chip, | |
1402 | .chip_diag = qla24xx_chip_diag, | |
1403 | .config_rings = qla24xx_config_rings, | |
1404 | .reset_adapter = qla24xx_reset_adapter, | |
1405 | .nvram_config = qla24xx_nvram_config, | |
1406 | .update_fw_options = qla24xx_update_fw_options, | |
1407 | .load_risc = qla24xx_load_risc, | |
1408 | .pci_info_str = qla24xx_pci_info_str, | |
1409 | .fw_version_str = qla24xx_fw_version_str, | |
1410 | .intr_handler = qla24xx_intr_handler, | |
1411 | .enable_intrs = qla24xx_enable_intrs, | |
1412 | .disable_intrs = qla24xx_disable_intrs, | |
1413 | .abort_command = qla24xx_abort_command, | |
523ec773 AV |
1414 | .target_reset = qla24xx_abort_target, |
1415 | .lun_reset = qla24xx_lun_reset, | |
fd34f556 AV |
1416 | .fabric_login = qla24xx_login_fabric, |
1417 | .fabric_logout = qla24xx_fabric_logout, | |
1418 | .calc_req_entries = NULL, | |
1419 | .build_iocbs = NULL, | |
1420 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1421 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1422 | .read_nvram = qla24xx_read_nvram_data, | |
1423 | .write_nvram = qla24xx_write_nvram_data, | |
1424 | .fw_dump = qla24xx_fw_dump, | |
1425 | .beacon_on = qla24xx_beacon_on, | |
1426 | .beacon_off = qla24xx_beacon_off, | |
1427 | .beacon_blink = qla24xx_beacon_blink, | |
1428 | .read_optrom = qla24xx_read_optrom_data, | |
1429 | .write_optrom = qla24xx_write_optrom_data, | |
1430 | .get_flash_version = qla24xx_get_flash_version, | |
e315cd28 | 1431 | .start_scsi = qla24xx_start_scsi, |
17d98630 AC |
1432 | .wrt_req_reg = qla24xx_wrt_req_reg, |
1433 | .wrt_rsp_reg = qla24xx_wrt_rsp_reg, | |
1434 | .rd_req_reg = qla24xx_rd_req_reg, | |
fd34f556 AV |
1435 | }; |
1436 | ||
c3a2f0df AV |
1437 | static struct isp_operations qla25xx_isp_ops = { |
1438 | .pci_config = qla25xx_pci_config, | |
1439 | .reset_chip = qla24xx_reset_chip, | |
1440 | .chip_diag = qla24xx_chip_diag, | |
1441 | .config_rings = qla24xx_config_rings, | |
1442 | .reset_adapter = qla24xx_reset_adapter, | |
1443 | .nvram_config = qla24xx_nvram_config, | |
1444 | .update_fw_options = qla24xx_update_fw_options, | |
1445 | .load_risc = qla24xx_load_risc, | |
1446 | .pci_info_str = qla24xx_pci_info_str, | |
1447 | .fw_version_str = qla24xx_fw_version_str, | |
1448 | .intr_handler = qla24xx_intr_handler, | |
1449 | .enable_intrs = qla24xx_enable_intrs, | |
1450 | .disable_intrs = qla24xx_disable_intrs, | |
1451 | .abort_command = qla24xx_abort_command, | |
523ec773 AV |
1452 | .target_reset = qla24xx_abort_target, |
1453 | .lun_reset = qla24xx_lun_reset, | |
c3a2f0df AV |
1454 | .fabric_login = qla24xx_login_fabric, |
1455 | .fabric_logout = qla24xx_fabric_logout, | |
1456 | .calc_req_entries = NULL, | |
1457 | .build_iocbs = NULL, | |
1458 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1459 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1460 | .read_nvram = qla25xx_read_nvram_data, | |
1461 | .write_nvram = qla25xx_write_nvram_data, | |
1462 | .fw_dump = qla25xx_fw_dump, | |
1463 | .beacon_on = qla24xx_beacon_on, | |
1464 | .beacon_off = qla24xx_beacon_off, | |
1465 | .beacon_blink = qla24xx_beacon_blink, | |
338c9161 | 1466 | .read_optrom = qla25xx_read_optrom_data, |
c3a2f0df AV |
1467 | .write_optrom = qla24xx_write_optrom_data, |
1468 | .get_flash_version = qla24xx_get_flash_version, | |
e315cd28 | 1469 | .start_scsi = qla24xx_start_scsi, |
17d98630 AC |
1470 | .wrt_req_reg = qla24xx_wrt_req_reg, |
1471 | .wrt_rsp_reg = qla24xx_wrt_rsp_reg, | |
1472 | .rd_req_reg = qla24xx_rd_req_reg, | |
c3a2f0df AV |
1473 | }; |
1474 | ||
3a03eb79 AV |
1475 | static struct isp_operations qla81xx_isp_ops = { |
1476 | .pci_config = qla25xx_pci_config, | |
1477 | .reset_chip = qla24xx_reset_chip, | |
1478 | .chip_diag = qla24xx_chip_diag, | |
1479 | .config_rings = qla24xx_config_rings, | |
1480 | .reset_adapter = qla24xx_reset_adapter, | |
1481 | .nvram_config = qla81xx_nvram_config, | |
1482 | .update_fw_options = qla81xx_update_fw_options, | |
eaac30be | 1483 | .load_risc = qla81xx_load_risc, |
3a03eb79 AV |
1484 | .pci_info_str = qla24xx_pci_info_str, |
1485 | .fw_version_str = qla24xx_fw_version_str, | |
1486 | .intr_handler = qla24xx_intr_handler, | |
1487 | .enable_intrs = qla24xx_enable_intrs, | |
1488 | .disable_intrs = qla24xx_disable_intrs, | |
1489 | .abort_command = qla24xx_abort_command, | |
1490 | .target_reset = qla24xx_abort_target, | |
1491 | .lun_reset = qla24xx_lun_reset, | |
1492 | .fabric_login = qla24xx_login_fabric, | |
1493 | .fabric_logout = qla24xx_fabric_logout, | |
1494 | .calc_req_entries = NULL, | |
1495 | .build_iocbs = NULL, | |
1496 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1497 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1498 | .read_nvram = qla25xx_read_nvram_data, | |
1499 | .write_nvram = qla25xx_write_nvram_data, | |
1500 | .fw_dump = qla81xx_fw_dump, | |
1501 | .beacon_on = qla24xx_beacon_on, | |
1502 | .beacon_off = qla24xx_beacon_off, | |
1503 | .beacon_blink = qla24xx_beacon_blink, | |
1504 | .read_optrom = qla25xx_read_optrom_data, | |
1505 | .write_optrom = qla24xx_write_optrom_data, | |
1506 | .get_flash_version = qla24xx_get_flash_version, | |
1507 | .start_scsi = qla24xx_start_scsi, | |
1508 | .wrt_req_reg = qla24xx_wrt_req_reg, | |
1509 | .wrt_rsp_reg = qla24xx_wrt_rsp_reg, | |
1510 | .rd_req_reg = qla24xx_rd_req_reg, | |
1511 | }; | |
1512 | ||
ea5b6382 | 1513 | static inline void |
e315cd28 | 1514 | qla2x00_set_isp_flags(struct qla_hw_data *ha) |
ea5b6382 | 1515 | { |
1516 | ha->device_type = DT_EXTENDED_IDS; | |
1517 | switch (ha->pdev->device) { | |
1518 | case PCI_DEVICE_ID_QLOGIC_ISP2100: | |
1519 | ha->device_type |= DT_ISP2100; | |
1520 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1521 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 | 1522 | break; |
1523 | case PCI_DEVICE_ID_QLOGIC_ISP2200: | |
1524 | ha->device_type |= DT_ISP2200; | |
1525 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1526 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 | 1527 | break; |
1528 | case PCI_DEVICE_ID_QLOGIC_ISP2300: | |
1529 | ha->device_type |= DT_ISP2300; | |
4a59f71d | 1530 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1531 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1532 | break; |
1533 | case PCI_DEVICE_ID_QLOGIC_ISP2312: | |
1534 | ha->device_type |= DT_ISP2312; | |
4a59f71d | 1535 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1536 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1537 | break; |
1538 | case PCI_DEVICE_ID_QLOGIC_ISP2322: | |
1539 | ha->device_type |= DT_ISP2322; | |
4a59f71d | 1540 | ha->device_type |= DT_ZIO_SUPPORTED; |
ea5b6382 | 1541 | if (ha->pdev->subsystem_vendor == 0x1028 && |
1542 | ha->pdev->subsystem_device == 0x0170) | |
1543 | ha->device_type |= DT_OEM_001; | |
441d1072 | 1544 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1545 | break; |
1546 | case PCI_DEVICE_ID_QLOGIC_ISP6312: | |
1547 | ha->device_type |= DT_ISP6312; | |
441d1072 | 1548 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1549 | break; |
1550 | case PCI_DEVICE_ID_QLOGIC_ISP6322: | |
1551 | ha->device_type |= DT_ISP6322; | |
441d1072 | 1552 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1553 | break; |
1554 | case PCI_DEVICE_ID_QLOGIC_ISP2422: | |
1555 | ha->device_type |= DT_ISP2422; | |
4a59f71d | 1556 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1557 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1558 | ha->device_type |= DT_IIDMA; |
441d1072 | 1559 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1560 | break; |
1561 | case PCI_DEVICE_ID_QLOGIC_ISP2432: | |
1562 | ha->device_type |= DT_ISP2432; | |
4a59f71d | 1563 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1564 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1565 | ha->device_type |= DT_IIDMA; |
441d1072 | 1566 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1567 | break; |
4d4df193 HK |
1568 | case PCI_DEVICE_ID_QLOGIC_ISP8432: |
1569 | ha->device_type |= DT_ISP8432; | |
1570 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1571 | ha->device_type |= DT_FWI2; | |
1572 | ha->device_type |= DT_IIDMA; | |
1573 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; | |
1574 | break; | |
044cc6c8 | 1575 | case PCI_DEVICE_ID_QLOGIC_ISP5422: |
1576 | ha->device_type |= DT_ISP5422; | |
e428924c | 1577 | ha->device_type |= DT_FWI2; |
441d1072 | 1578 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1579 | break; |
044cc6c8 | 1580 | case PCI_DEVICE_ID_QLOGIC_ISP5432: |
1581 | ha->device_type |= DT_ISP5432; | |
e428924c | 1582 | ha->device_type |= DT_FWI2; |
441d1072 | 1583 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1584 | break; |
c3a2f0df AV |
1585 | case PCI_DEVICE_ID_QLOGIC_ISP2532: |
1586 | ha->device_type |= DT_ISP2532; | |
1587 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1588 | ha->device_type |= DT_FWI2; | |
1589 | ha->device_type |= DT_IIDMA; | |
441d1072 | 1590 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1591 | break; |
3a03eb79 AV |
1592 | case PCI_DEVICE_ID_QLOGIC_ISP8001: |
1593 | ha->device_type |= DT_ISP8001; | |
1594 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1595 | ha->device_type |= DT_FWI2; | |
1596 | ha->device_type |= DT_IIDMA; | |
1597 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; | |
1598 | break; | |
ea5b6382 | 1599 | } |
1600 | } | |
1601 | ||
1da177e4 | 1602 | static int |
e315cd28 | 1603 | qla2x00_iospace_config(struct qla_hw_data *ha) |
1da177e4 | 1604 | { |
3776541d | 1605 | resource_size_t pio; |
73208dfd | 1606 | uint16_t msix; |
1da177e4 | 1607 | |
285d0321 AV |
1608 | if (pci_request_selected_regions(ha->pdev, ha->bars, |
1609 | QLA2XXX_DRIVER_NAME)) { | |
1610 | qla_printk(KERN_WARNING, ha, | |
1611 | "Failed to reserve PIO/MMIO regions (%s)\n", | |
1612 | pci_name(ha->pdev)); | |
1613 | ||
1614 | goto iospace_error_exit; | |
1615 | } | |
1616 | if (!(ha->bars & 1)) | |
1617 | goto skip_pio; | |
1618 | ||
1da177e4 LT |
1619 | /* We only need PIO for Flash operations on ISP2312 v2 chips. */ |
1620 | pio = pci_resource_start(ha->pdev, 0); | |
3776541d AV |
1621 | if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) { |
1622 | if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) { | |
1da177e4 LT |
1623 | qla_printk(KERN_WARNING, ha, |
1624 | "Invalid PCI I/O region size (%s)...\n", | |
1625 | pci_name(ha->pdev)); | |
1626 | pio = 0; | |
1627 | } | |
1628 | } else { | |
1629 | qla_printk(KERN_WARNING, ha, | |
1630 | "region #0 not a PIO resource (%s)...\n", | |
1631 | pci_name(ha->pdev)); | |
1632 | pio = 0; | |
1633 | } | |
285d0321 | 1634 | ha->pio_address = pio; |
1da177e4 | 1635 | |
285d0321 | 1636 | skip_pio: |
1da177e4 | 1637 | /* Use MMIO operations for all accesses. */ |
3776541d | 1638 | if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) { |
1da177e4 | 1639 | qla_printk(KERN_ERR, ha, |
3776541d | 1640 | "region #1 not an MMIO resource (%s), aborting\n", |
1da177e4 LT |
1641 | pci_name(ha->pdev)); |
1642 | goto iospace_error_exit; | |
1643 | } | |
3776541d | 1644 | if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) { |
1da177e4 LT |
1645 | qla_printk(KERN_ERR, ha, |
1646 | "Invalid PCI mem region size (%s), aborting\n", | |
1647 | pci_name(ha->pdev)); | |
1648 | goto iospace_error_exit; | |
1649 | } | |
1650 | ||
3776541d | 1651 | ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN); |
1da177e4 LT |
1652 | if (!ha->iobase) { |
1653 | qla_printk(KERN_ERR, ha, | |
1654 | "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev)); | |
1655 | ||
1656 | goto iospace_error_exit; | |
1657 | } | |
1658 | ||
73208dfd AC |
1659 | /* Determine queue resources */ |
1660 | ha->max_queues = 1; | |
3a03eb79 | 1661 | if (ql2xmaxqueues <= 1 || (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))) |
17d98630 AC |
1662 | goto mqiobase_exit; |
1663 | ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3), | |
1664 | pci_resource_len(ha->pdev, 3)); | |
1665 | if (ha->mqiobase) { | |
1666 | /* Read MSIX vector size of the board */ | |
1667 | pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix); | |
1668 | ha->msix_count = msix; | |
1669 | /* Max queues are bounded by available msix vectors */ | |
1670 | /* queue 0 uses two msix vectors */ | |
1671 | if (ha->msix_count - 1 < ql2xmaxqueues) | |
1672 | ha->max_queues = ha->msix_count - 1; | |
1673 | else if (ql2xmaxqueues > QLA_MQ_SIZE) | |
1674 | ha->max_queues = QLA_MQ_SIZE; | |
1675 | else | |
1676 | ha->max_queues = ql2xmaxqueues; | |
1677 | qla_printk(KERN_INFO, ha, | |
1678 | "MSI-X vector count: %d\n", msix); | |
73208dfd | 1679 | } |
17d98630 AC |
1680 | |
1681 | mqiobase_exit: | |
73208dfd | 1682 | ha->msix_count = ha->max_queues + 1; |
1da177e4 LT |
1683 | return (0); |
1684 | ||
1685 | iospace_error_exit: | |
1686 | return (-ENOMEM); | |
1687 | } | |
1688 | ||
1e99e33a AV |
1689 | static void |
1690 | qla2xxx_scan_start(struct Scsi_Host *shost) | |
1691 | { | |
e315cd28 | 1692 | scsi_qla_host_t *vha = shost_priv(shost); |
1e99e33a | 1693 | |
e315cd28 AC |
1694 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
1695 | set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); | |
1696 | set_bit(RSCN_UPDATE, &vha->dpc_flags); | |
1697 | set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags); | |
1e99e33a AV |
1698 | } |
1699 | ||
1700 | static int | |
1701 | qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time) | |
1702 | { | |
e315cd28 | 1703 | scsi_qla_host_t *vha = shost_priv(shost); |
1e99e33a | 1704 | |
e315cd28 | 1705 | if (!vha->host) |
1e99e33a | 1706 | return 1; |
e315cd28 | 1707 | if (time > vha->hw->loop_reset_delay * HZ) |
1e99e33a AV |
1708 | return 1; |
1709 | ||
e315cd28 | 1710 | return atomic_read(&vha->loop_state) == LOOP_READY; |
1e99e33a AV |
1711 | } |
1712 | ||
1da177e4 LT |
1713 | /* |
1714 | * PCI driver interface | |
1715 | */ | |
7ee61397 AV |
1716 | static int __devinit |
1717 | qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) | |
1da177e4 | 1718 | { |
a1541d5a | 1719 | int ret = -ENODEV; |
1da177e4 | 1720 | struct Scsi_Host *host; |
e315cd28 AC |
1721 | scsi_qla_host_t *base_vha = NULL; |
1722 | struct qla_hw_data *ha; | |
29856e28 | 1723 | char pci_info[30]; |
1da177e4 | 1724 | char fw_str[30]; |
5433383e | 1725 | struct scsi_host_template *sht; |
c51da4ec | 1726 | int bars, max_id, mem_only = 0; |
e315cd28 | 1727 | uint16_t req_length = 0, rsp_length = 0; |
73208dfd AC |
1728 | struct req_que *req = NULL; |
1729 | struct rsp_que *rsp = NULL; | |
1da177e4 | 1730 | |
285d0321 | 1731 | bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO); |
5433383e AV |
1732 | sht = &qla2x00_driver_template; |
1733 | if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 || | |
8bc69e7d | 1734 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 || |
4d4df193 | 1735 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 || |
8bc69e7d | 1736 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 || |
c3a2f0df | 1737 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 || |
3a03eb79 AV |
1738 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 || |
1739 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001) { | |
285d0321 | 1740 | bars = pci_select_bars(pdev, IORESOURCE_MEM); |
5433383e | 1741 | sht = &qla24xx_driver_template; |
09483916 | 1742 | mem_only = 1; |
285d0321 AV |
1743 | } |
1744 | ||
09483916 BH |
1745 | if (mem_only) { |
1746 | if (pci_enable_device_mem(pdev)) | |
1747 | goto probe_out; | |
1748 | } else { | |
1749 | if (pci_enable_device(pdev)) | |
1750 | goto probe_out; | |
1751 | } | |
285d0321 | 1752 | |
0927678f JB |
1753 | /* This may fail but that's ok */ |
1754 | pci_enable_pcie_error_reporting(pdev); | |
285d0321 | 1755 | |
e315cd28 AC |
1756 | ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL); |
1757 | if (!ha) { | |
1758 | DEBUG(printk("Unable to allocate memory for ha\n")); | |
1759 | goto probe_out; | |
1da177e4 | 1760 | } |
e315cd28 | 1761 | ha->pdev = pdev; |
1da177e4 LT |
1762 | |
1763 | /* Clear our data area */ | |
285d0321 | 1764 | ha->bars = bars; |
09483916 | 1765 | ha->mem_only = mem_only; |
df4bf0bb | 1766 | spin_lock_init(&ha->hardware_lock); |
1da177e4 | 1767 | |
ea5b6382 | 1768 | /* Set ISP-type information. */ |
1769 | qla2x00_set_isp_flags(ha); | |
1da177e4 LT |
1770 | /* Configure PCI I/O space */ |
1771 | ret = qla2x00_iospace_config(ha); | |
a1541d5a | 1772 | if (ret) |
e315cd28 | 1773 | goto probe_hw_failed; |
1da177e4 | 1774 | |
1da177e4 | 1775 | qla_printk(KERN_INFO, ha, |
5433383e AV |
1776 | "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq, |
1777 | ha->iobase); | |
1da177e4 | 1778 | |
1da177e4 | 1779 | ha->prev_topology = 0; |
fca29703 | 1780 | ha->init_cb_size = sizeof(init_cb_t); |
d8b45213 | 1781 | ha->link_data_rate = PORT_SPEED_UNKNOWN; |
854165f4 | 1782 | ha->optrom_size = OPTROM_SIZE_2300; |
1da177e4 | 1783 | |
abbd8870 | 1784 | /* Assign ISP specific operations. */ |
e315cd28 | 1785 | max_id = MAX_TARGETS_2200; |
1da177e4 | 1786 | if (IS_QLA2100(ha)) { |
e315cd28 | 1787 | max_id = MAX_TARGETS_2100; |
1da177e4 | 1788 | ha->mbx_count = MAILBOX_REGISTER_COUNT_2100; |
e315cd28 AC |
1789 | req_length = REQUEST_ENTRY_CNT_2100; |
1790 | rsp_length = RESPONSE_ENTRY_CNT_2100; | |
1791 | ha->max_loop_id = SNS_LAST_LOOP_ID_2100; | |
abbd8870 | 1792 | ha->gid_list_info_size = 4; |
3a03eb79 AV |
1793 | ha->flash_conf_off = ~0; |
1794 | ha->flash_data_off = ~0; | |
1795 | ha->nvram_conf_off = ~0; | |
1796 | ha->nvram_data_off = ~0; | |
fd34f556 | 1797 | ha->isp_ops = &qla2100_isp_ops; |
1da177e4 | 1798 | } else if (IS_QLA2200(ha)) { |
1da177e4 | 1799 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1800 | req_length = REQUEST_ENTRY_CNT_2200; |
1801 | rsp_length = RESPONSE_ENTRY_CNT_2100; | |
1802 | ha->max_loop_id = SNS_LAST_LOOP_ID_2100; | |
abbd8870 | 1803 | ha->gid_list_info_size = 4; |
3a03eb79 AV |
1804 | ha->flash_conf_off = ~0; |
1805 | ha->flash_data_off = ~0; | |
1806 | ha->nvram_conf_off = ~0; | |
1807 | ha->nvram_data_off = ~0; | |
fd34f556 | 1808 | ha->isp_ops = &qla2100_isp_ops; |
fca29703 | 1809 | } else if (IS_QLA23XX(ha)) { |
1da177e4 | 1810 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1811 | req_length = REQUEST_ENTRY_CNT_2200; |
1812 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1813 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
abbd8870 | 1814 | ha->gid_list_info_size = 6; |
854165f4 | 1815 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
1816 | ha->optrom_size = OPTROM_SIZE_2322; | |
3a03eb79 AV |
1817 | ha->flash_conf_off = ~0; |
1818 | ha->flash_data_off = ~0; | |
1819 | ha->nvram_conf_off = ~0; | |
1820 | ha->nvram_data_off = ~0; | |
fd34f556 | 1821 | ha->isp_ops = &qla2300_isp_ops; |
4d4df193 | 1822 | } else if (IS_QLA24XX_TYPE(ha)) { |
fca29703 | 1823 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1824 | req_length = REQUEST_ENTRY_CNT_24XX; |
1825 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1826 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
2c3dfe3f | 1827 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); |
fca29703 | 1828 | ha->gid_list_info_size = 8; |
854165f4 | 1829 | ha->optrom_size = OPTROM_SIZE_24XX; |
73208dfd | 1830 | ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX; |
fd34f556 | 1831 | ha->isp_ops = &qla24xx_isp_ops; |
3a03eb79 AV |
1832 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; |
1833 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA; | |
1834 | ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; | |
1835 | ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; | |
c3a2f0df | 1836 | } else if (IS_QLA25XX(ha)) { |
c3a2f0df | 1837 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1838 | req_length = REQUEST_ENTRY_CNT_24XX; |
1839 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1840 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
c3a2f0df | 1841 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); |
c3a2f0df AV |
1842 | ha->gid_list_info_size = 8; |
1843 | ha->optrom_size = OPTROM_SIZE_25XX; | |
73208dfd | 1844 | ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; |
c3a2f0df | 1845 | ha->isp_ops = &qla25xx_isp_ops; |
3a03eb79 AV |
1846 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; |
1847 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA; | |
1848 | ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; | |
1849 | ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; | |
1850 | } else if (IS_QLA81XX(ha)) { | |
1851 | ha->mbx_count = MAILBOX_REGISTER_COUNT; | |
1852 | req_length = REQUEST_ENTRY_CNT_24XX; | |
1853 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1854 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
1855 | ha->init_cb_size = sizeof(struct mid_init_cb_81xx); | |
1856 | ha->gid_list_info_size = 8; | |
1857 | ha->optrom_size = OPTROM_SIZE_81XX; | |
1858 | ha->isp_ops = &qla81xx_isp_ops; | |
1859 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX; | |
1860 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX; | |
1861 | ha->nvram_conf_off = ~0; | |
1862 | ha->nvram_data_off = ~0; | |
1da177e4 | 1863 | } |
1da177e4 | 1864 | |
6c2f527c | 1865 | mutex_init(&ha->vport_lock); |
0b05a1f0 MB |
1866 | init_completion(&ha->mbx_cmd_comp); |
1867 | complete(&ha->mbx_cmd_comp); | |
1868 | init_completion(&ha->mbx_intr_comp); | |
1da177e4 | 1869 | |
2c3dfe3f | 1870 | set_bit(0, (unsigned long *) ha->vp_idx_map); |
1da177e4 | 1871 | |
73208dfd | 1872 | ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp); |
e315cd28 | 1873 | if (!ret) { |
1da177e4 LT |
1874 | qla_printk(KERN_WARNING, ha, |
1875 | "[ERROR] Failed to allocate memory for adapter\n"); | |
1876 | ||
e315cd28 AC |
1877 | goto probe_hw_failed; |
1878 | } | |
1879 | ||
73208dfd | 1880 | req->max_q_depth = MAX_Q_DEPTH; |
e315cd28 | 1881 | if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU) |
73208dfd AC |
1882 | req->max_q_depth = ql2xmaxqdepth; |
1883 | ||
e315cd28 AC |
1884 | |
1885 | base_vha = qla2x00_create_host(sht, ha); | |
1886 | if (!base_vha) { | |
1887 | qla_printk(KERN_WARNING, ha, | |
1888 | "[ERROR] Failed to allocate memory for scsi_host\n"); | |
1889 | ||
a1541d5a | 1890 | ret = -ENOMEM; |
6e9f21f3 AC |
1891 | qla2x00_mem_free(ha); |
1892 | qla2x00_free_que(ha, req, rsp); | |
e315cd28 | 1893 | goto probe_hw_failed; |
1da177e4 LT |
1894 | } |
1895 | ||
e315cd28 AC |
1896 | pci_set_drvdata(pdev, base_vha); |
1897 | ||
1898 | qla2x00_config_dma_addressing(base_vha); | |
1899 | ||
1900 | host = base_vha->host; | |
73208dfd AC |
1901 | base_vha->req_ques[0] = req->id; |
1902 | host->can_queue = req->length + 128; | |
1903 | if (IS_QLA2XXX_MIDTYPE(ha)) | |
e315cd28 | 1904 | base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx; |
73208dfd | 1905 | else |
e315cd28 AC |
1906 | base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER + |
1907 | base_vha->vp_idx; | |
e315cd28 AC |
1908 | if (IS_QLA2100(ha)) |
1909 | host->sg_tablesize = 32; | |
1910 | host->max_id = max_id; | |
1911 | host->this_id = 255; | |
1912 | host->cmd_per_lun = 3; | |
1913 | host->unique_id = host->host_no; | |
1914 | host->max_cmd_len = MAX_CMDSZ; | |
1915 | host->max_channel = MAX_BUSES - 1; | |
1916 | host->max_lun = MAX_LUNS; | |
1917 | host->transportt = qla2xxx_transport_template; | |
1918 | ||
73208dfd AC |
1919 | /* Set up the irqs */ |
1920 | ret = qla2x00_request_irqs(ha, rsp); | |
1921 | if (ret) | |
6e9f21f3 | 1922 | goto probe_init_failed; |
73208dfd AC |
1923 | /* Alloc arrays of request and response ring ptrs */ |
1924 | if (!qla2x00_alloc_queues(ha)) { | |
1925 | qla_printk(KERN_WARNING, ha, | |
1926 | "[ERROR] Failed to allocate memory for queue" | |
1927 | " pointers\n"); | |
6e9f21f3 | 1928 | goto probe_init_failed; |
73208dfd AC |
1929 | } |
1930 | ha->rsp_q_map[0] = rsp; | |
1931 | ha->req_q_map[0] = req; | |
1932 | ||
17d98630 AC |
1933 | if (ha->mqenable) { |
1934 | ha->isp_ops->wrt_req_reg = qla25xx_wrt_req_reg; | |
1935 | ha->isp_ops->wrt_rsp_reg = qla25xx_wrt_rsp_reg; | |
1936 | ha->isp_ops->rd_req_reg = qla25xx_rd_req_reg; | |
1937 | } | |
1938 | ||
e315cd28 | 1939 | if (qla2x00_initialize_adapter(base_vha)) { |
1da177e4 LT |
1940 | qla_printk(KERN_WARNING, ha, |
1941 | "Failed to initialize adapter\n"); | |
1942 | ||
1943 | DEBUG2(printk("scsi(%ld): Failed to initialize adapter - " | |
1944 | "Adapter flags %x.\n", | |
e315cd28 | 1945 | base_vha->host_no, base_vha->device_flags)); |
1da177e4 | 1946 | |
a1541d5a | 1947 | ret = -ENODEV; |
1da177e4 LT |
1948 | goto probe_failed; |
1949 | } | |
1950 | ||
1951 | /* | |
1952 | * Startup the kernel thread for this host adapter | |
1953 | */ | |
39a11240 | 1954 | ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha, |
e315cd28 | 1955 | "%s_dpc", base_vha->host_str); |
39a11240 | 1956 | if (IS_ERR(ha->dpc_thread)) { |
1da177e4 LT |
1957 | qla_printk(KERN_WARNING, ha, |
1958 | "Unable to start DPC thread!\n"); | |
39a11240 | 1959 | ret = PTR_ERR(ha->dpc_thread); |
1da177e4 LT |
1960 | goto probe_failed; |
1961 | } | |
1da177e4 | 1962 | |
e315cd28 AC |
1963 | list_add_tail(&base_vha->list, &ha->vp_list); |
1964 | base_vha->host->irq = ha->pdev->irq; | |
1da177e4 LT |
1965 | |
1966 | /* Initialized the timer */ | |
e315cd28 | 1967 | qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL); |
1da177e4 LT |
1968 | |
1969 | DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n", | |
e315cd28 | 1970 | base_vha->host_no, ha)); |
d19044c3 | 1971 | |
e315cd28 AC |
1972 | base_vha->flags.init_done = 1; |
1973 | base_vha->flags.online = 1; | |
d19044c3 | 1974 | |
a1541d5a AV |
1975 | ret = scsi_add_host(host, &pdev->dev); |
1976 | if (ret) | |
1977 | goto probe_failed; | |
1978 | ||
048feec5 AV |
1979 | ha->isp_ops->enable_intrs(ha); |
1980 | ||
1e99e33a AV |
1981 | scsi_scan_host(host); |
1982 | ||
e315cd28 | 1983 | qla2x00_alloc_sysfs_attr(base_vha); |
a1541d5a | 1984 | |
e315cd28 | 1985 | qla2x00_init_host_attr(base_vha); |
a1541d5a | 1986 | |
e315cd28 | 1987 | qla2x00_dfs_setup(base_vha); |
df613b96 | 1988 | |
1da177e4 LT |
1989 | qla_printk(KERN_INFO, ha, "\n" |
1990 | " QLogic Fibre Channel HBA Driver: %s\n" | |
1991 | " QLogic %s - %s\n" | |
5433383e AV |
1992 | " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n", |
1993 | qla2x00_version_str, ha->model_number, | |
e315cd28 AC |
1994 | ha->model_desc ? ha->model_desc : "", pdev->device, |
1995 | ha->isp_ops->pci_info_str(base_vha, pci_info), pci_name(pdev), | |
1996 | ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no, | |
1997 | ha->isp_ops->fw_version_str(base_vha, fw_str)); | |
1da177e4 | 1998 | |
1da177e4 LT |
1999 | return 0; |
2000 | ||
6e9f21f3 AC |
2001 | probe_init_failed: |
2002 | qla2x00_free_que(ha, req, rsp); | |
2003 | ha->max_queues = 0; | |
2004 | ||
1da177e4 | 2005 | probe_failed: |
e315cd28 | 2006 | qla2x00_free_device(base_vha); |
1da177e4 | 2007 | |
e315cd28 | 2008 | scsi_host_put(base_vha->host); |
1da177e4 | 2009 | |
e315cd28 AC |
2010 | probe_hw_failed: |
2011 | if (ha->iobase) | |
2012 | iounmap(ha->iobase); | |
2013 | ||
2014 | pci_release_selected_regions(ha->pdev, ha->bars); | |
2015 | kfree(ha); | |
2016 | ha = NULL; | |
1da177e4 | 2017 | |
a1541d5a | 2018 | probe_out: |
e315cd28 | 2019 | pci_disable_device(pdev); |
a1541d5a | 2020 | return ret; |
1da177e4 | 2021 | } |
1da177e4 | 2022 | |
4c993f76 | 2023 | static void |
7ee61397 | 2024 | qla2x00_remove_one(struct pci_dev *pdev) |
1da177e4 | 2025 | { |
e315cd28 AC |
2026 | scsi_qla_host_t *base_vha, *vha, *temp; |
2027 | struct qla_hw_data *ha; | |
2028 | ||
2029 | base_vha = pci_get_drvdata(pdev); | |
2030 | ha = base_vha->hw; | |
2031 | ||
2032 | list_for_each_entry_safe(vha, temp, &ha->vp_list, list) { | |
2033 | if (vha && vha->fc_vport) | |
2034 | fc_vport_terminate(vha->fc_vport); | |
2035 | } | |
1da177e4 | 2036 | |
e315cd28 | 2037 | set_bit(UNLOADING, &base_vha->dpc_flags); |
1da177e4 | 2038 | |
e315cd28 | 2039 | qla2x00_dfs_remove(base_vha); |
c795c1e4 | 2040 | |
e315cd28 | 2041 | qla84xx_put_chip(base_vha); |
c795c1e4 | 2042 | |
e315cd28 | 2043 | qla2x00_free_sysfs_attr(base_vha); |
df613b96 | 2044 | |
e315cd28 | 2045 | fc_remove_host(base_vha->host); |
4d4df193 | 2046 | |
e315cd28 | 2047 | scsi_remove_host(base_vha->host); |
1da177e4 | 2048 | |
e315cd28 | 2049 | qla2x00_free_device(base_vha); |
bdf79621 | 2050 | |
e315cd28 | 2051 | scsi_host_put(base_vha->host); |
1da177e4 | 2052 | |
e315cd28 AC |
2053 | if (ha->iobase) |
2054 | iounmap(ha->iobase); | |
1da177e4 | 2055 | |
73208dfd AC |
2056 | if (ha->mqiobase) |
2057 | iounmap(ha->mqiobase); | |
2058 | ||
e315cd28 AC |
2059 | pci_release_selected_regions(ha->pdev, ha->bars); |
2060 | kfree(ha); | |
2061 | ha = NULL; | |
1da177e4 | 2062 | |
665db93b | 2063 | pci_disable_device(pdev); |
1da177e4 LT |
2064 | pci_set_drvdata(pdev, NULL); |
2065 | } | |
1da177e4 LT |
2066 | |
2067 | static void | |
e315cd28 | 2068 | qla2x00_free_device(scsi_qla_host_t *vha) |
1da177e4 | 2069 | { |
e315cd28 AC |
2070 | struct qla_hw_data *ha = vha->hw; |
2071 | qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16); | |
df4bf0bb | 2072 | |
1da177e4 | 2073 | /* Disable timer */ |
e315cd28 AC |
2074 | if (vha->timer_active) |
2075 | qla2x00_stop_timer(vha); | |
1da177e4 | 2076 | |
e315cd28 | 2077 | vha->flags.online = 0; |
df4bf0bb | 2078 | |
1da177e4 | 2079 | /* Kill the kernel thread for this host */ |
39a11240 CH |
2080 | if (ha->dpc_thread) { |
2081 | struct task_struct *t = ha->dpc_thread; | |
1da177e4 | 2082 | |
39a11240 CH |
2083 | /* |
2084 | * qla2xxx_wake_dpc checks for ->dpc_thread | |
2085 | * so we need to zero it out. | |
2086 | */ | |
2087 | ha->dpc_thread = NULL; | |
2088 | kthread_stop(t); | |
1da177e4 LT |
2089 | } |
2090 | ||
df613b96 | 2091 | if (ha->flags.fce_enabled) |
e315cd28 | 2092 | qla2x00_disable_fce_trace(vha, NULL, NULL); |
df613b96 | 2093 | |
a7a167bf | 2094 | if (ha->eft) |
e315cd28 | 2095 | qla2x00_disable_eft_trace(vha); |
a7a167bf | 2096 | |
f6ef3b18 | 2097 | /* Stop currently executing firmware. */ |
e315cd28 | 2098 | qla2x00_try_to_stop_firmware(vha); |
1da177e4 | 2099 | |
f6ef3b18 AV |
2100 | /* turn-off interrupts on the card */ |
2101 | if (ha->interrupts_on) | |
fd34f556 | 2102 | ha->isp_ops->disable_intrs(ha); |
f6ef3b18 | 2103 | |
e315cd28 | 2104 | qla2x00_free_irqs(vha); |
1da177e4 | 2105 | |
e315cd28 | 2106 | qla2x00_mem_free(ha); |
73208dfd AC |
2107 | |
2108 | qla2x00_free_queues(ha); | |
1da177e4 LT |
2109 | } |
2110 | ||
d97994dc | 2111 | static inline void |
e315cd28 | 2112 | qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport, |
d97994dc | 2113 | int defer) |
2114 | { | |
d97994dc | 2115 | struct fc_rport *rport; |
2116 | ||
2117 | if (!fcport->rport) | |
2118 | return; | |
2119 | ||
2120 | rport = fcport->rport; | |
2121 | if (defer) { | |
e315cd28 | 2122 | spin_lock_irq(vha->host->host_lock); |
d97994dc | 2123 | fcport->drport = rport; |
e315cd28 AC |
2124 | spin_unlock_irq(vha->host->host_lock); |
2125 | set_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags); | |
2126 | qla2xxx_wake_dpc(vha); | |
5f3a9a20 | 2127 | } else |
d97994dc | 2128 | fc_remote_port_delete(rport); |
d97994dc | 2129 | } |
2130 | ||
1da177e4 LT |
2131 | /* |
2132 | * qla2x00_mark_device_lost Updates fcport state when device goes offline. | |
2133 | * | |
2134 | * Input: ha = adapter block pointer. fcport = port structure pointer. | |
2135 | * | |
2136 | * Return: None. | |
2137 | * | |
2138 | * Context: | |
2139 | */ | |
e315cd28 | 2140 | void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport, |
d97994dc | 2141 | int do_login, int defer) |
1da177e4 | 2142 | { |
2c3dfe3f | 2143 | if (atomic_read(&fcport->state) == FCS_ONLINE && |
e315cd28 AC |
2144 | vha->vp_idx == fcport->vp_idx) { |
2145 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2146 | qla2x00_schedule_rport_del(vha, fcport, defer); | |
2147 | } | |
fa2a1ce5 | 2148 | /* |
1da177e4 LT |
2149 | * We may need to retry the login, so don't change the state of the |
2150 | * port but do the retries. | |
2151 | */ | |
2152 | if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD) | |
2153 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2154 | ||
2155 | if (!do_login) | |
2156 | return; | |
2157 | ||
2158 | if (fcport->login_retry == 0) { | |
e315cd28 AC |
2159 | fcport->login_retry = vha->hw->login_retry_count; |
2160 | set_bit(RELOGIN_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
2161 | |
2162 | DEBUG(printk("scsi(%ld): Port login retry: " | |
2163 | "%02x%02x%02x%02x%02x%02x%02x%02x, " | |
2164 | "id = 0x%04x retry cnt=%d\n", | |
e315cd28 | 2165 | vha->host_no, |
1da177e4 LT |
2166 | fcport->port_name[0], |
2167 | fcport->port_name[1], | |
2168 | fcport->port_name[2], | |
2169 | fcport->port_name[3], | |
2170 | fcport->port_name[4], | |
2171 | fcport->port_name[5], | |
2172 | fcport->port_name[6], | |
2173 | fcport->port_name[7], | |
2174 | fcport->loop_id, | |
2175 | fcport->login_retry)); | |
2176 | } | |
2177 | } | |
2178 | ||
2179 | /* | |
2180 | * qla2x00_mark_all_devices_lost | |
2181 | * Updates fcport state when device goes offline. | |
2182 | * | |
2183 | * Input: | |
2184 | * ha = adapter block pointer. | |
2185 | * fcport = port structure pointer. | |
2186 | * | |
2187 | * Return: | |
2188 | * None. | |
2189 | * | |
2190 | * Context: | |
2191 | */ | |
2192 | void | |
e315cd28 | 2193 | qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer) |
1da177e4 LT |
2194 | { |
2195 | fc_port_t *fcport; | |
2196 | ||
e315cd28 AC |
2197 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
2198 | if (vha->vp_idx != fcport->vp_idx) | |
1da177e4 | 2199 | continue; |
1da177e4 LT |
2200 | /* |
2201 | * No point in marking the device as lost, if the device is | |
2202 | * already DEAD. | |
2203 | */ | |
2204 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD) | |
2205 | continue; | |
e315cd28 AC |
2206 | if (atomic_read(&fcport->state) == FCS_ONLINE) { |
2207 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2208 | qla2x00_schedule_rport_del(vha, fcport, defer); | |
2209 | } else | |
2210 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1da177e4 LT |
2211 | } |
2212 | } | |
2213 | ||
2214 | /* | |
2215 | * qla2x00_mem_alloc | |
2216 | * Allocates adapter memory. | |
2217 | * | |
2218 | * Returns: | |
2219 | * 0 = success. | |
e8711085 | 2220 | * !0 = failure. |
1da177e4 | 2221 | */ |
e8711085 | 2222 | static int |
73208dfd AC |
2223 | qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len, |
2224 | struct req_que **req, struct rsp_que **rsp) | |
1da177e4 LT |
2225 | { |
2226 | char name[16]; | |
1da177e4 | 2227 | |
e315cd28 AC |
2228 | ha->init_cb_size = sizeof(init_cb_t); |
2229 | if (IS_QLA2XXX_MIDTYPE(ha)) | |
2230 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); | |
e8711085 AV |
2231 | |
2232 | ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size, | |
e315cd28 | 2233 | &ha->init_cb_dma, GFP_KERNEL); |
e8711085 | 2234 | if (!ha->init_cb) |
e315cd28 | 2235 | goto fail; |
e8711085 | 2236 | |
e315cd28 AC |
2237 | ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE, |
2238 | &ha->gid_list_dma, GFP_KERNEL); | |
2239 | if (!ha->gid_list) | |
e8711085 | 2240 | goto fail_free_init_cb; |
1da177e4 | 2241 | |
e8711085 AV |
2242 | ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep); |
2243 | if (!ha->srb_mempool) | |
e315cd28 | 2244 | goto fail_free_gid_list; |
e8711085 AV |
2245 | |
2246 | /* Get memory for cached NVRAM */ | |
2247 | ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL); | |
2248 | if (!ha->nvram) | |
2249 | goto fail_free_srb_mempool; | |
2250 | ||
e315cd28 AC |
2251 | snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME, |
2252 | ha->pdev->device); | |
2253 | ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev, | |
2254 | DMA_POOL_SIZE, 8, 0); | |
2255 | if (!ha->s_dma_pool) | |
2256 | goto fail_free_nvram; | |
2257 | ||
e8711085 AV |
2258 | /* Allocate memory for SNS commands */ |
2259 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
e315cd28 | 2260 | /* Get consistent memory allocated for SNS commands */ |
e8711085 | 2261 | ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev, |
e315cd28 | 2262 | sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL); |
e8711085 | 2263 | if (!ha->sns_cmd) |
e315cd28 | 2264 | goto fail_dma_pool; |
e8711085 | 2265 | } else { |
e315cd28 | 2266 | /* Get consistent memory allocated for MS IOCB */ |
e8711085 | 2267 | ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, |
e315cd28 | 2268 | &ha->ms_iocb_dma); |
e8711085 | 2269 | if (!ha->ms_iocb) |
e315cd28 AC |
2270 | goto fail_dma_pool; |
2271 | /* Get consistent memory allocated for CT SNS commands */ | |
e8711085 | 2272 | ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev, |
e315cd28 | 2273 | sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL); |
e8711085 AV |
2274 | if (!ha->ct_sns) |
2275 | goto fail_free_ms_iocb; | |
1da177e4 LT |
2276 | } |
2277 | ||
e315cd28 | 2278 | /* Allocate memory for request ring */ |
73208dfd AC |
2279 | *req = kzalloc(sizeof(struct req_que), GFP_KERNEL); |
2280 | if (!*req) { | |
e315cd28 AC |
2281 | DEBUG(printk("Unable to allocate memory for req\n")); |
2282 | goto fail_req; | |
2283 | } | |
73208dfd AC |
2284 | (*req)->length = req_len; |
2285 | (*req)->ring = dma_alloc_coherent(&ha->pdev->dev, | |
2286 | ((*req)->length + 1) * sizeof(request_t), | |
2287 | &(*req)->dma, GFP_KERNEL); | |
2288 | if (!(*req)->ring) { | |
e315cd28 AC |
2289 | DEBUG(printk("Unable to allocate memory for req_ring\n")); |
2290 | goto fail_req_ring; | |
2291 | } | |
2292 | /* Allocate memory for response ring */ | |
73208dfd AC |
2293 | *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL); |
2294 | if (!*rsp) { | |
2295 | qla_printk(KERN_WARNING, ha, | |
2296 | "Unable to allocate memory for rsp\n"); | |
e315cd28 AC |
2297 | goto fail_rsp; |
2298 | } | |
73208dfd AC |
2299 | (*rsp)->hw = ha; |
2300 | (*rsp)->length = rsp_len; | |
2301 | (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev, | |
2302 | ((*rsp)->length + 1) * sizeof(response_t), | |
2303 | &(*rsp)->dma, GFP_KERNEL); | |
2304 | if (!(*rsp)->ring) { | |
2305 | qla_printk(KERN_WARNING, ha, | |
2306 | "Unable to allocate memory for rsp_ring\n"); | |
e315cd28 AC |
2307 | goto fail_rsp_ring; |
2308 | } | |
73208dfd AC |
2309 | (*req)->rsp = *rsp; |
2310 | (*rsp)->req = *req; | |
2311 | /* Allocate memory for NVRAM data for vports */ | |
2312 | if (ha->nvram_npiv_size) { | |
2313 | ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) * | |
2314 | ha->nvram_npiv_size, GFP_KERNEL); | |
2315 | if (!ha->npiv_info) { | |
2316 | qla_printk(KERN_WARNING, ha, | |
2317 | "Unable to allocate memory for npiv info\n"); | |
2318 | goto fail_npiv_info; | |
2319 | } | |
2320 | } else | |
2321 | ha->npiv_info = NULL; | |
e8711085 | 2322 | |
e315cd28 AC |
2323 | INIT_LIST_HEAD(&ha->vp_list); |
2324 | return 1; | |
2325 | ||
73208dfd AC |
2326 | fail_npiv_info: |
2327 | dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) * | |
2328 | sizeof(response_t), (*rsp)->ring, (*rsp)->dma); | |
2329 | (*rsp)->ring = NULL; | |
2330 | (*rsp)->dma = 0; | |
e315cd28 | 2331 | fail_rsp_ring: |
73208dfd | 2332 | kfree(*rsp); |
e315cd28 | 2333 | fail_rsp: |
73208dfd AC |
2334 | dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) * |
2335 | sizeof(request_t), (*req)->ring, (*req)->dma); | |
2336 | (*req)->ring = NULL; | |
2337 | (*req)->dma = 0; | |
e315cd28 | 2338 | fail_req_ring: |
73208dfd | 2339 | kfree(*req); |
e315cd28 AC |
2340 | fail_req: |
2341 | dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), | |
2342 | ha->ct_sns, ha->ct_sns_dma); | |
2343 | ha->ct_sns = NULL; | |
2344 | ha->ct_sns_dma = 0; | |
e8711085 AV |
2345 | fail_free_ms_iocb: |
2346 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2347 | ha->ms_iocb = NULL; | |
2348 | ha->ms_iocb_dma = 0; | |
e315cd28 AC |
2349 | fail_dma_pool: |
2350 | dma_pool_destroy(ha->s_dma_pool); | |
2351 | ha->s_dma_pool = NULL; | |
e8711085 AV |
2352 | fail_free_nvram: |
2353 | kfree(ha->nvram); | |
2354 | ha->nvram = NULL; | |
2355 | fail_free_srb_mempool: | |
2356 | mempool_destroy(ha->srb_mempool); | |
2357 | ha->srb_mempool = NULL; | |
e8711085 AV |
2358 | fail_free_gid_list: |
2359 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
e315cd28 | 2360 | ha->gid_list_dma); |
e8711085 AV |
2361 | ha->gid_list = NULL; |
2362 | ha->gid_list_dma = 0; | |
e315cd28 AC |
2363 | fail_free_init_cb: |
2364 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb, | |
2365 | ha->init_cb_dma); | |
2366 | ha->init_cb = NULL; | |
2367 | ha->init_cb_dma = 0; | |
e8711085 | 2368 | fail: |
e315cd28 | 2369 | DEBUG(printk("%s: Memory allocation failure\n", __func__)); |
e8711085 | 2370 | return -ENOMEM; |
1da177e4 LT |
2371 | } |
2372 | ||
2373 | /* | |
2374 | * qla2x00_mem_free | |
2375 | * Frees all adapter allocated memory. | |
2376 | * | |
2377 | * Input: | |
2378 | * ha = adapter block pointer. | |
2379 | */ | |
a824ebb3 | 2380 | static void |
e315cd28 | 2381 | qla2x00_mem_free(struct qla_hw_data *ha) |
1da177e4 | 2382 | { |
e8711085 AV |
2383 | if (ha->srb_mempool) |
2384 | mempool_destroy(ha->srb_mempool); | |
1da177e4 | 2385 | |
df613b96 AV |
2386 | if (ha->fce) |
2387 | dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce, | |
e315cd28 | 2388 | ha->fce_dma); |
df613b96 | 2389 | |
a7a167bf AV |
2390 | if (ha->fw_dump) { |
2391 | if (ha->eft) | |
2392 | dma_free_coherent(&ha->pdev->dev, | |
e315cd28 | 2393 | ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma); |
a7a167bf AV |
2394 | vfree(ha->fw_dump); |
2395 | } | |
2396 | ||
1da177e4 LT |
2397 | if (ha->sns_cmd) |
2398 | dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), | |
e315cd28 | 2399 | ha->sns_cmd, ha->sns_cmd_dma); |
1da177e4 LT |
2400 | |
2401 | if (ha->ct_sns) | |
2402 | dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), | |
e315cd28 | 2403 | ha->ct_sns, ha->ct_sns_dma); |
1da177e4 | 2404 | |
88729e53 AV |
2405 | if (ha->sfp_data) |
2406 | dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma); | |
2407 | ||
1da177e4 LT |
2408 | if (ha->ms_iocb) |
2409 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2410 | ||
1da177e4 LT |
2411 | if (ha->s_dma_pool) |
2412 | dma_pool_destroy(ha->s_dma_pool); | |
2413 | ||
2c3dfe3f | 2414 | |
1da177e4 LT |
2415 | if (ha->gid_list) |
2416 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
e315cd28 | 2417 | ha->gid_list_dma); |
1da177e4 | 2418 | |
1da177e4 | 2419 | |
e315cd28 AC |
2420 | if (ha->init_cb) |
2421 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, | |
2422 | ha->init_cb, ha->init_cb_dma); | |
2423 | vfree(ha->optrom_buffer); | |
2424 | kfree(ha->nvram); | |
73208dfd | 2425 | kfree(ha->npiv_info); |
1da177e4 | 2426 | |
e8711085 | 2427 | ha->srb_mempool = NULL; |
a7a167bf AV |
2428 | ha->eft = NULL; |
2429 | ha->eft_dma = 0; | |
1da177e4 LT |
2430 | ha->sns_cmd = NULL; |
2431 | ha->sns_cmd_dma = 0; | |
2432 | ha->ct_sns = NULL; | |
2433 | ha->ct_sns_dma = 0; | |
2434 | ha->ms_iocb = NULL; | |
2435 | ha->ms_iocb_dma = 0; | |
1da177e4 LT |
2436 | ha->init_cb = NULL; |
2437 | ha->init_cb_dma = 0; | |
2438 | ||
2439 | ha->s_dma_pool = NULL; | |
2440 | ||
1da177e4 LT |
2441 | ha->gid_list = NULL; |
2442 | ha->gid_list_dma = 0; | |
2443 | ||
e315cd28 AC |
2444 | ha->fw_dump = NULL; |
2445 | ha->fw_dumped = 0; | |
2446 | ha->fw_dump_reading = 0; | |
e315cd28 | 2447 | } |
1da177e4 | 2448 | |
e315cd28 AC |
2449 | struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht, |
2450 | struct qla_hw_data *ha) | |
2451 | { | |
2452 | struct Scsi_Host *host; | |
2453 | struct scsi_qla_host *vha = NULL; | |
854165f4 | 2454 | |
e315cd28 AC |
2455 | host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t)); |
2456 | if (host == NULL) { | |
2457 | printk(KERN_WARNING | |
2458 | "qla2xxx: Couldn't allocate host from scsi layer!\n"); | |
2459 | goto fail; | |
2460 | } | |
2461 | ||
2462 | /* Clear our data area */ | |
2463 | vha = shost_priv(host); | |
2464 | memset(vha, 0, sizeof(scsi_qla_host_t)); | |
2465 | ||
2466 | vha->host = host; | |
2467 | vha->host_no = host->host_no; | |
2468 | vha->hw = ha; | |
2469 | ||
2470 | INIT_LIST_HEAD(&vha->vp_fcports); | |
2471 | INIT_LIST_HEAD(&vha->work_list); | |
2472 | INIT_LIST_HEAD(&vha->list); | |
2473 | ||
2474 | sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no); | |
2475 | return vha; | |
2476 | ||
2477 | fail: | |
2478 | return vha; | |
1da177e4 LT |
2479 | } |
2480 | ||
01ef66bb | 2481 | static struct qla_work_evt * |
e315cd28 | 2482 | qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type, |
0971de7f AV |
2483 | int locked) |
2484 | { | |
2485 | struct qla_work_evt *e; | |
2486 | ||
2487 | e = kzalloc(sizeof(struct qla_work_evt), locked ? GFP_ATOMIC: | |
2488 | GFP_KERNEL); | |
2489 | if (!e) | |
2490 | return NULL; | |
2491 | ||
2492 | INIT_LIST_HEAD(&e->list); | |
2493 | e->type = type; | |
2494 | e->flags = QLA_EVT_FLAG_FREE; | |
2495 | return e; | |
2496 | } | |
2497 | ||
01ef66bb | 2498 | static int |
e315cd28 | 2499 | qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e, int locked) |
0971de7f | 2500 | { |
bf6583b5 | 2501 | unsigned long uninitialized_var(flags); |
e315cd28 | 2502 | struct qla_hw_data *ha = vha->hw; |
0971de7f AV |
2503 | |
2504 | if (!locked) | |
e315cd28 AC |
2505 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2506 | list_add_tail(&e->list, &vha->work_list); | |
2507 | qla2xxx_wake_dpc(vha); | |
0971de7f | 2508 | if (!locked) |
e315cd28 | 2509 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
0971de7f AV |
2510 | return QLA_SUCCESS; |
2511 | } | |
2512 | ||
2513 | int | |
e315cd28 | 2514 | qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code, |
0971de7f AV |
2515 | u32 data) |
2516 | { | |
2517 | struct qla_work_evt *e; | |
2518 | ||
e315cd28 | 2519 | e = qla2x00_alloc_work(vha, QLA_EVT_AEN, 1); |
0971de7f AV |
2520 | if (!e) |
2521 | return QLA_FUNCTION_FAILED; | |
2522 | ||
2523 | e->u.aen.code = code; | |
2524 | e->u.aen.data = data; | |
e315cd28 | 2525 | return qla2x00_post_work(vha, e, 1); |
0971de7f AV |
2526 | } |
2527 | ||
2528 | static void | |
e315cd28 | 2529 | qla2x00_do_work(struct scsi_qla_host *vha) |
0971de7f AV |
2530 | { |
2531 | struct qla_work_evt *e; | |
e315cd28 | 2532 | struct qla_hw_data *ha = vha->hw; |
0971de7f | 2533 | |
e315cd28 AC |
2534 | spin_lock_irq(&ha->hardware_lock); |
2535 | while (!list_empty(&vha->work_list)) { | |
2536 | e = list_entry(vha->work_list.next, struct qla_work_evt, list); | |
0971de7f | 2537 | list_del_init(&e->list); |
e315cd28 | 2538 | spin_unlock_irq(&ha->hardware_lock); |
0971de7f AV |
2539 | |
2540 | switch (e->type) { | |
2541 | case QLA_EVT_AEN: | |
e315cd28 | 2542 | fc_host_post_event(vha->host, fc_get_event_number(), |
0971de7f AV |
2543 | e->u.aen.code, e->u.aen.data); |
2544 | break; | |
2545 | } | |
2546 | if (e->flags & QLA_EVT_FLAG_FREE) | |
2547 | kfree(e); | |
e315cd28 AC |
2548 | spin_lock_irq(&ha->hardware_lock); |
2549 | } | |
2550 | spin_unlock_irq(&ha->hardware_lock); | |
2551 | } | |
2552 | /* Relogins all the fcports of a vport | |
2553 | * Context: dpc thread | |
2554 | */ | |
2555 | void qla2x00_relogin(struct scsi_qla_host *vha) | |
2556 | { | |
2557 | fc_port_t *fcport; | |
2558 | uint8_t status; | |
2559 | uint16_t next_loopid = 0; | |
2560 | struct qla_hw_data *ha = vha->hw; | |
2561 | ||
2562 | list_for_each_entry(fcport, &vha->vp_fcports, list) { | |
2563 | /* | |
2564 | * If the port is not ONLINE then try to login | |
2565 | * to it if we haven't run out of retries. | |
2566 | */ | |
2567 | if (atomic_read(&fcport->state) != | |
2568 | FCS_ONLINE && fcport->login_retry) { | |
2569 | ||
2570 | if (fcport->flags & FCF_FABRIC_DEVICE) { | |
2571 | if (fcport->flags & FCF_TAPE_PRESENT) | |
2572 | ha->isp_ops->fabric_logout(vha, | |
2573 | fcport->loop_id, | |
2574 | fcport->d_id.b.domain, | |
2575 | fcport->d_id.b.area, | |
2576 | fcport->d_id.b.al_pa); | |
2577 | ||
2578 | status = qla2x00_fabric_login(vha, fcport, | |
2579 | &next_loopid); | |
2580 | } else | |
2581 | status = qla2x00_local_device_login(vha, | |
2582 | fcport); | |
2583 | ||
2584 | fcport->login_retry--; | |
2585 | if (status == QLA_SUCCESS) { | |
2586 | fcport->old_loop_id = fcport->loop_id; | |
2587 | ||
2588 | DEBUG(printk("scsi(%ld): port login OK: logged " | |
2589 | "in ID 0x%x\n", vha->host_no, fcport->loop_id)); | |
2590 | ||
2591 | qla2x00_update_fcport(vha, fcport); | |
2592 | ||
2593 | } else if (status == 1) { | |
2594 | set_bit(RELOGIN_NEEDED, &vha->dpc_flags); | |
2595 | /* retry the login again */ | |
2596 | DEBUG(printk("scsi(%ld): Retrying" | |
2597 | " %d login again loop_id 0x%x\n", | |
2598 | vha->host_no, fcport->login_retry, | |
2599 | fcport->loop_id)); | |
2600 | } else { | |
2601 | fcport->login_retry = 0; | |
2602 | } | |
2603 | ||
2604 | if (fcport->login_retry == 0 && status != QLA_SUCCESS) | |
2605 | fcport->loop_id = FC_NO_LOOP_ID; | |
2606 | } | |
2607 | if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) | |
2608 | break; | |
0971de7f | 2609 | } |
0971de7f AV |
2610 | } |
2611 | ||
1da177e4 LT |
2612 | /************************************************************************** |
2613 | * qla2x00_do_dpc | |
2614 | * This kernel thread is a task that is schedule by the interrupt handler | |
2615 | * to perform the background processing for interrupts. | |
2616 | * | |
2617 | * Notes: | |
2618 | * This task always run in the context of a kernel thread. It | |
2619 | * is kick-off by the driver's detect code and starts up | |
2620 | * up one per adapter. It immediately goes to sleep and waits for | |
2621 | * some fibre event. When either the interrupt handler or | |
2622 | * the timer routine detects a event it will one of the task | |
2623 | * bits then wake us up. | |
2624 | **************************************************************************/ | |
2625 | static int | |
2626 | qla2x00_do_dpc(void *data) | |
2627 | { | |
2c3dfe3f | 2628 | int rval; |
e315cd28 AC |
2629 | scsi_qla_host_t *base_vha; |
2630 | struct qla_hw_data *ha; | |
1da177e4 | 2631 | |
e315cd28 AC |
2632 | ha = (struct qla_hw_data *)data; |
2633 | base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 | 2634 | |
1da177e4 LT |
2635 | set_user_nice(current, -20); |
2636 | ||
39a11240 | 2637 | while (!kthread_should_stop()) { |
1da177e4 LT |
2638 | DEBUG3(printk("qla2x00: DPC handler sleeping\n")); |
2639 | ||
39a11240 CH |
2640 | set_current_state(TASK_INTERRUPTIBLE); |
2641 | schedule(); | |
2642 | __set_current_state(TASK_RUNNING); | |
1da177e4 LT |
2643 | |
2644 | DEBUG3(printk("qla2x00: DPC handler waking up\n")); | |
2645 | ||
2646 | /* Initialization not yet finished. Don't do anything yet. */ | |
e315cd28 | 2647 | if (!base_vha->flags.init_done) |
1da177e4 LT |
2648 | continue; |
2649 | ||
e315cd28 | 2650 | DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no)); |
1da177e4 LT |
2651 | |
2652 | ha->dpc_active = 1; | |
2653 | ||
1da177e4 | 2654 | if (ha->flags.mbox_busy) { |
1da177e4 LT |
2655 | ha->dpc_active = 0; |
2656 | continue; | |
2657 | } | |
2658 | ||
e315cd28 | 2659 | qla2x00_do_work(base_vha); |
0971de7f | 2660 | |
e315cd28 AC |
2661 | if (test_and_clear_bit(ISP_ABORT_NEEDED, |
2662 | &base_vha->dpc_flags)) { | |
1da177e4 LT |
2663 | |
2664 | DEBUG(printk("scsi(%ld): dpc: sched " | |
2665 | "qla2x00_abort_isp ha = %p\n", | |
e315cd28 | 2666 | base_vha->host_no, ha)); |
1da177e4 | 2667 | if (!(test_and_set_bit(ABORT_ISP_ACTIVE, |
e315cd28 | 2668 | &base_vha->dpc_flags))) { |
1da177e4 | 2669 | |
e315cd28 | 2670 | if (qla2x00_abort_isp(base_vha)) { |
1da177e4 LT |
2671 | /* failed. retry later */ |
2672 | set_bit(ISP_ABORT_NEEDED, | |
e315cd28 | 2673 | &base_vha->dpc_flags); |
99363ef8 | 2674 | } |
e315cd28 AC |
2675 | clear_bit(ABORT_ISP_ACTIVE, |
2676 | &base_vha->dpc_flags); | |
99363ef8 SJ |
2677 | } |
2678 | ||
1da177e4 | 2679 | DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n", |
e315cd28 | 2680 | base_vha->host_no)); |
1da177e4 LT |
2681 | } |
2682 | ||
e315cd28 AC |
2683 | if (test_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags)) { |
2684 | qla2x00_update_fcports(base_vha); | |
2685 | clear_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags); | |
c9c5ced9 | 2686 | } |
d97994dc | 2687 | |
e315cd28 AC |
2688 | if (test_and_clear_bit(RESET_MARKER_NEEDED, |
2689 | &base_vha->dpc_flags) && | |
2690 | (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) { | |
1da177e4 LT |
2691 | |
2692 | DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n", | |
e315cd28 | 2693 | base_vha->host_no)); |
1da177e4 | 2694 | |
e315cd28 AC |
2695 | qla2x00_rst_aen(base_vha); |
2696 | clear_bit(RESET_ACTIVE, &base_vha->dpc_flags); | |
1da177e4 LT |
2697 | } |
2698 | ||
2699 | /* Retry each device up to login retry count */ | |
e315cd28 AC |
2700 | if ((test_and_clear_bit(RELOGIN_NEEDED, |
2701 | &base_vha->dpc_flags)) && | |
2702 | !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) && | |
2703 | atomic_read(&base_vha->loop_state) != LOOP_DOWN) { | |
1da177e4 LT |
2704 | |
2705 | DEBUG(printk("scsi(%ld): qla2x00_port_login()\n", | |
e315cd28 AC |
2706 | base_vha->host_no)); |
2707 | qla2x00_relogin(base_vha); | |
2708 | ||
1da177e4 | 2709 | DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n", |
e315cd28 | 2710 | base_vha->host_no)); |
1da177e4 LT |
2711 | } |
2712 | ||
e315cd28 AC |
2713 | if (test_and_clear_bit(LOOP_RESYNC_NEEDED, |
2714 | &base_vha->dpc_flags)) { | |
1da177e4 LT |
2715 | |
2716 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n", | |
e315cd28 | 2717 | base_vha->host_no)); |
1da177e4 LT |
2718 | |
2719 | if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, | |
e315cd28 | 2720 | &base_vha->dpc_flags))) { |
1da177e4 | 2721 | |
e315cd28 | 2722 | rval = qla2x00_loop_resync(base_vha); |
1da177e4 | 2723 | |
e315cd28 AC |
2724 | clear_bit(LOOP_RESYNC_ACTIVE, |
2725 | &base_vha->dpc_flags); | |
1da177e4 LT |
2726 | } |
2727 | ||
2728 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n", | |
e315cd28 | 2729 | base_vha->host_no)); |
1da177e4 LT |
2730 | } |
2731 | ||
e315cd28 AC |
2732 | if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) && |
2733 | atomic_read(&base_vha->loop_state) == LOOP_READY) { | |
2734 | clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags); | |
2735 | qla2xxx_flash_npiv_conf(base_vha); | |
272976ca AV |
2736 | } |
2737 | ||
1da177e4 | 2738 | if (!ha->interrupts_on) |
fd34f556 | 2739 | ha->isp_ops->enable_intrs(ha); |
1da177e4 | 2740 | |
e315cd28 AC |
2741 | if (test_and_clear_bit(BEACON_BLINK_NEEDED, |
2742 | &base_vha->dpc_flags)) | |
2743 | ha->isp_ops->beacon_blink(base_vha); | |
f6df144c | 2744 | |
e315cd28 | 2745 | qla2x00_do_dpc_all_vps(base_vha); |
2c3dfe3f | 2746 | |
1da177e4 LT |
2747 | ha->dpc_active = 0; |
2748 | } /* End of while(1) */ | |
2749 | ||
e315cd28 | 2750 | DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no)); |
1da177e4 LT |
2751 | |
2752 | /* | |
2753 | * Make sure that nobody tries to wake us up again. | |
2754 | */ | |
1da177e4 LT |
2755 | ha->dpc_active = 0; |
2756 | ||
39a11240 CH |
2757 | return 0; |
2758 | } | |
2759 | ||
2760 | void | |
e315cd28 | 2761 | qla2xxx_wake_dpc(struct scsi_qla_host *vha) |
39a11240 | 2762 | { |
e315cd28 | 2763 | struct qla_hw_data *ha = vha->hw; |
c795c1e4 AV |
2764 | struct task_struct *t = ha->dpc_thread; |
2765 | ||
e315cd28 | 2766 | if (!test_bit(UNLOADING, &vha->dpc_flags) && t) |
c795c1e4 | 2767 | wake_up_process(t); |
1da177e4 LT |
2768 | } |
2769 | ||
1da177e4 LT |
2770 | /* |
2771 | * qla2x00_rst_aen | |
2772 | * Processes asynchronous reset. | |
2773 | * | |
2774 | * Input: | |
2775 | * ha = adapter block pointer. | |
2776 | */ | |
2777 | static void | |
e315cd28 | 2778 | qla2x00_rst_aen(scsi_qla_host_t *vha) |
1da177e4 | 2779 | { |
e315cd28 AC |
2780 | if (vha->flags.online && !vha->flags.reset_active && |
2781 | !atomic_read(&vha->loop_down_timer) && | |
2782 | !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) { | |
1da177e4 | 2783 | do { |
e315cd28 | 2784 | clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
2785 | |
2786 | /* | |
2787 | * Issue marker command only when we are going to start | |
2788 | * the I/O. | |
2789 | */ | |
e315cd28 AC |
2790 | vha->marker_needed = 1; |
2791 | } while (!atomic_read(&vha->loop_down_timer) && | |
2792 | (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags))); | |
1da177e4 LT |
2793 | } |
2794 | } | |
2795 | ||
f4f051eb | 2796 | static void |
e315cd28 | 2797 | qla2x00_sp_free_dma(srb_t *sp) |
f4f051eb | 2798 | { |
2799 | struct scsi_cmnd *cmd = sp->cmd; | |
2800 | ||
2801 | if (sp->flags & SRB_DMA_VALID) { | |
385d70b4 | 2802 | scsi_dma_unmap(cmd); |
f4f051eb | 2803 | sp->flags &= ~SRB_DMA_VALID; |
2804 | } | |
fca29703 | 2805 | CMD_SP(cmd) = NULL; |
f4f051eb | 2806 | } |
2807 | ||
2808 | void | |
73208dfd | 2809 | qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp) |
f4f051eb | 2810 | { |
2811 | struct scsi_cmnd *cmd = sp->cmd; | |
2812 | ||
e315cd28 | 2813 | qla2x00_sp_free_dma(sp); |
f4f051eb | 2814 | |
f4f051eb | 2815 | mempool_free(sp, ha->srb_mempool); |
2816 | ||
2817 | cmd->scsi_done(cmd); | |
2818 | } | |
bdf79621 | 2819 | |
1da177e4 LT |
2820 | /************************************************************************** |
2821 | * qla2x00_timer | |
2822 | * | |
2823 | * Description: | |
2824 | * One second timer | |
2825 | * | |
2826 | * Context: Interrupt | |
2827 | ***************************************************************************/ | |
2c3dfe3f | 2828 | void |
e315cd28 | 2829 | qla2x00_timer(scsi_qla_host_t *vha) |
1da177e4 | 2830 | { |
1da177e4 LT |
2831 | unsigned long cpu_flags = 0; |
2832 | fc_port_t *fcport; | |
1da177e4 LT |
2833 | int start_dpc = 0; |
2834 | int index; | |
2835 | srb_t *sp; | |
f4f051eb | 2836 | int t; |
e315cd28 | 2837 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 2838 | struct req_que *req; |
1da177e4 LT |
2839 | /* |
2840 | * Ports - Port down timer. | |
2841 | * | |
2842 | * Whenever, a port is in the LOST state we start decrementing its port | |
2843 | * down timer every second until it reaches zero. Once it reaches zero | |
fa2a1ce5 | 2844 | * the port it marked DEAD. |
1da177e4 LT |
2845 | */ |
2846 | t = 0; | |
e315cd28 | 2847 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
1da177e4 LT |
2848 | if (fcport->port_type != FCT_TARGET) |
2849 | continue; | |
2850 | ||
2851 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2852 | ||
2853 | if (atomic_read(&fcport->port_down_timer) == 0) | |
2854 | continue; | |
2855 | ||
fa2a1ce5 | 2856 | if (atomic_dec_and_test(&fcport->port_down_timer) != 0) |
1da177e4 | 2857 | atomic_set(&fcport->state, FCS_DEVICE_DEAD); |
fa2a1ce5 | 2858 | |
1da177e4 | 2859 | DEBUG(printk("scsi(%ld): fcport-%d - port retry count: " |
fca29703 | 2860 | "%d remaining\n", |
e315cd28 | 2861 | vha->host_no, |
1da177e4 LT |
2862 | t, atomic_read(&fcport->port_down_timer))); |
2863 | } | |
2864 | t++; | |
2865 | } /* End of for fcport */ | |
2866 | ||
1da177e4 LT |
2867 | |
2868 | /* Loop down handler. */ | |
e315cd28 AC |
2869 | if (atomic_read(&vha->loop_down_timer) > 0 && |
2870 | !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) | |
2871 | && vha->flags.online) { | |
1da177e4 | 2872 | |
e315cd28 AC |
2873 | if (atomic_read(&vha->loop_down_timer) == |
2874 | vha->loop_down_abort_time) { | |
1da177e4 LT |
2875 | |
2876 | DEBUG(printk("scsi(%ld): Loop Down - aborting the " | |
2877 | "queues before time expire\n", | |
e315cd28 | 2878 | vha->host_no)); |
1da177e4 | 2879 | |
e315cd28 AC |
2880 | if (!IS_QLA2100(ha) && vha->link_down_timeout) |
2881 | atomic_set(&vha->loop_state, LOOP_DEAD); | |
1da177e4 LT |
2882 | |
2883 | /* Schedule an ISP abort to return any tape commands. */ | |
2c3dfe3f | 2884 | /* NPIV - scan physical port only */ |
e315cd28 | 2885 | if (!vha->vp_idx) { |
2c3dfe3f SJ |
2886 | spin_lock_irqsave(&ha->hardware_lock, |
2887 | cpu_flags); | |
73208dfd | 2888 | req = ha->req_q_map[0]; |
2c3dfe3f SJ |
2889 | for (index = 1; |
2890 | index < MAX_OUTSTANDING_COMMANDS; | |
2891 | index++) { | |
2892 | fc_port_t *sfcp; | |
2893 | ||
e315cd28 | 2894 | sp = req->outstanding_cmds[index]; |
2c3dfe3f SJ |
2895 | if (!sp) |
2896 | continue; | |
2897 | sfcp = sp->fcport; | |
2898 | if (!(sfcp->flags & FCF_TAPE_PRESENT)) | |
2899 | continue; | |
bdf79621 | 2900 | |
2c3dfe3f | 2901 | set_bit(ISP_ABORT_NEEDED, |
e315cd28 | 2902 | &vha->dpc_flags); |
2c3dfe3f SJ |
2903 | break; |
2904 | } | |
2905 | spin_unlock_irqrestore(&ha->hardware_lock, | |
e315cd28 | 2906 | cpu_flags); |
1da177e4 | 2907 | } |
e315cd28 | 2908 | set_bit(ABORT_QUEUES_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
2909 | start_dpc++; |
2910 | } | |
2911 | ||
2912 | /* if the loop has been down for 4 minutes, reinit adapter */ | |
e315cd28 | 2913 | if (atomic_dec_and_test(&vha->loop_down_timer) != 0) { |
1da177e4 LT |
2914 | DEBUG(printk("scsi(%ld): Loop down exceed 4 mins - " |
2915 | "restarting queues.\n", | |
e315cd28 | 2916 | vha->host_no)); |
1da177e4 | 2917 | |
e315cd28 | 2918 | set_bit(RESTART_QUEUES_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
2919 | start_dpc++; |
2920 | ||
e315cd28 AC |
2921 | if (!(vha->device_flags & DFLG_NO_CABLE) && |
2922 | !vha->vp_idx) { | |
1da177e4 LT |
2923 | DEBUG(printk("scsi(%ld): Loop down - " |
2924 | "aborting ISP.\n", | |
e315cd28 | 2925 | vha->host_no)); |
1da177e4 LT |
2926 | qla_printk(KERN_WARNING, ha, |
2927 | "Loop down - aborting ISP.\n"); | |
2928 | ||
e315cd28 | 2929 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
2930 | } |
2931 | } | |
fca29703 | 2932 | DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n", |
e315cd28 AC |
2933 | vha->host_no, |
2934 | atomic_read(&vha->loop_down_timer))); | |
1da177e4 LT |
2935 | } |
2936 | ||
f6df144c | 2937 | /* Check if beacon LED needs to be blinked */ |
2938 | if (ha->beacon_blink_led == 1) { | |
e315cd28 | 2939 | set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags); |
f6df144c | 2940 | start_dpc++; |
2941 | } | |
2942 | ||
550bf57d | 2943 | /* Process any deferred work. */ |
e315cd28 | 2944 | if (!list_empty(&vha->work_list)) |
550bf57d AV |
2945 | start_dpc++; |
2946 | ||
1da177e4 | 2947 | /* Schedule the DPC routine if needed */ |
e315cd28 AC |
2948 | if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) || |
2949 | test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) || | |
2950 | test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) || | |
1da177e4 | 2951 | start_dpc || |
e315cd28 AC |
2952 | test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) || |
2953 | test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) || | |
2954 | test_bit(VP_DPC_NEEDED, &vha->dpc_flags) || | |
2955 | test_bit(RELOGIN_NEEDED, &vha->dpc_flags))) | |
2956 | qla2xxx_wake_dpc(vha); | |
1da177e4 | 2957 | |
e315cd28 | 2958 | qla2x00_restart_timer(vha, WATCH_INTERVAL); |
1da177e4 LT |
2959 | } |
2960 | ||
5433383e AV |
2961 | /* Firmware interface routines. */ |
2962 | ||
3a03eb79 | 2963 | #define FW_BLOBS 7 |
5433383e AV |
2964 | #define FW_ISP21XX 0 |
2965 | #define FW_ISP22XX 1 | |
2966 | #define FW_ISP2300 2 | |
2967 | #define FW_ISP2322 3 | |
48c02fde | 2968 | #define FW_ISP24XX 4 |
c3a2f0df | 2969 | #define FW_ISP25XX 5 |
3a03eb79 | 2970 | #define FW_ISP81XX 6 |
5433383e | 2971 | |
bb8ee499 AV |
2972 | #define FW_FILE_ISP21XX "ql2100_fw.bin" |
2973 | #define FW_FILE_ISP22XX "ql2200_fw.bin" | |
2974 | #define FW_FILE_ISP2300 "ql2300_fw.bin" | |
2975 | #define FW_FILE_ISP2322 "ql2322_fw.bin" | |
2976 | #define FW_FILE_ISP24XX "ql2400_fw.bin" | |
c3a2f0df | 2977 | #define FW_FILE_ISP25XX "ql2500_fw.bin" |
3a03eb79 | 2978 | #define FW_FILE_ISP81XX "ql8100_fw.bin" |
bb8ee499 | 2979 | |
e1e82b6f | 2980 | static DEFINE_MUTEX(qla_fw_lock); |
5433383e AV |
2981 | |
2982 | static struct fw_blob qla_fw_blobs[FW_BLOBS] = { | |
bb8ee499 AV |
2983 | { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, }, |
2984 | { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, }, | |
2985 | { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, }, | |
2986 | { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, }, | |
2987 | { .name = FW_FILE_ISP24XX, }, | |
c3a2f0df | 2988 | { .name = FW_FILE_ISP25XX, }, |
3a03eb79 | 2989 | { .name = FW_FILE_ISP81XX, }, |
5433383e AV |
2990 | }; |
2991 | ||
2992 | struct fw_blob * | |
e315cd28 | 2993 | qla2x00_request_firmware(scsi_qla_host_t *vha) |
5433383e | 2994 | { |
e315cd28 | 2995 | struct qla_hw_data *ha = vha->hw; |
5433383e AV |
2996 | struct fw_blob *blob; |
2997 | ||
2998 | blob = NULL; | |
2999 | if (IS_QLA2100(ha)) { | |
3000 | blob = &qla_fw_blobs[FW_ISP21XX]; | |
3001 | } else if (IS_QLA2200(ha)) { | |
3002 | blob = &qla_fw_blobs[FW_ISP22XX]; | |
48c02fde | 3003 | } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { |
5433383e | 3004 | blob = &qla_fw_blobs[FW_ISP2300]; |
48c02fde | 3005 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) { |
5433383e | 3006 | blob = &qla_fw_blobs[FW_ISP2322]; |
4d4df193 | 3007 | } else if (IS_QLA24XX_TYPE(ha)) { |
5433383e | 3008 | blob = &qla_fw_blobs[FW_ISP24XX]; |
c3a2f0df AV |
3009 | } else if (IS_QLA25XX(ha)) { |
3010 | blob = &qla_fw_blobs[FW_ISP25XX]; | |
3a03eb79 AV |
3011 | } else if (IS_QLA81XX(ha)) { |
3012 | blob = &qla_fw_blobs[FW_ISP81XX]; | |
5433383e AV |
3013 | } |
3014 | ||
e1e82b6f | 3015 | mutex_lock(&qla_fw_lock); |
5433383e AV |
3016 | if (blob->fw) |
3017 | goto out; | |
3018 | ||
3019 | if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) { | |
3020 | DEBUG2(printk("scsi(%ld): Failed to load firmware image " | |
e315cd28 | 3021 | "(%s).\n", vha->host_no, blob->name)); |
5433383e AV |
3022 | blob->fw = NULL; |
3023 | blob = NULL; | |
3024 | goto out; | |
3025 | } | |
3026 | ||
3027 | out: | |
e1e82b6f | 3028 | mutex_unlock(&qla_fw_lock); |
5433383e AV |
3029 | return blob; |
3030 | } | |
3031 | ||
3032 | static void | |
3033 | qla2x00_release_firmware(void) | |
3034 | { | |
3035 | int idx; | |
3036 | ||
e1e82b6f | 3037 | mutex_lock(&qla_fw_lock); |
5433383e AV |
3038 | for (idx = 0; idx < FW_BLOBS; idx++) |
3039 | if (qla_fw_blobs[idx].fw) | |
3040 | release_firmware(qla_fw_blobs[idx].fw); | |
e1e82b6f | 3041 | mutex_unlock(&qla_fw_lock); |
5433383e AV |
3042 | } |
3043 | ||
14e660e6 SJ |
3044 | static pci_ers_result_t |
3045 | qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
3046 | { | |
3047 | switch (state) { | |
3048 | case pci_channel_io_normal: | |
3049 | return PCI_ERS_RESULT_CAN_RECOVER; | |
3050 | case pci_channel_io_frozen: | |
3051 | pci_disable_device(pdev); | |
3052 | return PCI_ERS_RESULT_NEED_RESET; | |
3053 | case pci_channel_io_perm_failure: | |
3054 | qla2x00_remove_one(pdev); | |
3055 | return PCI_ERS_RESULT_DISCONNECT; | |
3056 | } | |
3057 | return PCI_ERS_RESULT_NEED_RESET; | |
3058 | } | |
3059 | ||
3060 | static pci_ers_result_t | |
3061 | qla2xxx_pci_mmio_enabled(struct pci_dev *pdev) | |
3062 | { | |
3063 | int risc_paused = 0; | |
3064 | uint32_t stat; | |
3065 | unsigned long flags; | |
e315cd28 AC |
3066 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3067 | struct qla_hw_data *ha = base_vha->hw; | |
14e660e6 SJ |
3068 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
3069 | struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; | |
3070 | ||
3071 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3072 | if (IS_QLA2100(ha) || IS_QLA2200(ha)){ | |
3073 | stat = RD_REG_DWORD(®->hccr); | |
3074 | if (stat & HCCR_RISC_PAUSE) | |
3075 | risc_paused = 1; | |
3076 | } else if (IS_QLA23XX(ha)) { | |
3077 | stat = RD_REG_DWORD(®->u.isp2300.host_status); | |
3078 | if (stat & HSR_RISC_PAUSED) | |
3079 | risc_paused = 1; | |
3080 | } else if (IS_FWI2_CAPABLE(ha)) { | |
3081 | stat = RD_REG_DWORD(®24->host_status); | |
3082 | if (stat & HSRX_RISC_PAUSED) | |
3083 | risc_paused = 1; | |
3084 | } | |
3085 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3086 | ||
3087 | if (risc_paused) { | |
3088 | qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, " | |
3089 | "Dumping firmware!\n"); | |
e315cd28 | 3090 | ha->isp_ops->fw_dump(base_vha, 0); |
14e660e6 SJ |
3091 | |
3092 | return PCI_ERS_RESULT_NEED_RESET; | |
3093 | } else | |
3094 | return PCI_ERS_RESULT_RECOVERED; | |
3095 | } | |
3096 | ||
3097 | static pci_ers_result_t | |
3098 | qla2xxx_pci_slot_reset(struct pci_dev *pdev) | |
3099 | { | |
3100 | pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT; | |
e315cd28 AC |
3101 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3102 | struct qla_hw_data *ha = base_vha->hw; | |
09483916 BH |
3103 | int rc; |
3104 | ||
3105 | if (ha->mem_only) | |
3106 | rc = pci_enable_device_mem(pdev); | |
3107 | else | |
3108 | rc = pci_enable_device(pdev); | |
14e660e6 | 3109 | |
09483916 | 3110 | if (rc) { |
14e660e6 SJ |
3111 | qla_printk(KERN_WARNING, ha, |
3112 | "Can't re-enable PCI device after reset.\n"); | |
3113 | ||
3114 | return ret; | |
3115 | } | |
3116 | pci_set_master(pdev); | |
3117 | ||
e315cd28 | 3118 | if (ha->isp_ops->pci_config(base_vha)) |
14e660e6 SJ |
3119 | return ret; |
3120 | ||
e315cd28 AC |
3121 | set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); |
3122 | if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS) | |
14e660e6 | 3123 | ret = PCI_ERS_RESULT_RECOVERED; |
e315cd28 | 3124 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); |
14e660e6 SJ |
3125 | |
3126 | return ret; | |
3127 | } | |
3128 | ||
3129 | static void | |
3130 | qla2xxx_pci_resume(struct pci_dev *pdev) | |
3131 | { | |
e315cd28 AC |
3132 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3133 | struct qla_hw_data *ha = base_vha->hw; | |
14e660e6 SJ |
3134 | int ret; |
3135 | ||
e315cd28 | 3136 | ret = qla2x00_wait_for_hba_online(base_vha); |
14e660e6 SJ |
3137 | if (ret != QLA_SUCCESS) { |
3138 | qla_printk(KERN_ERR, ha, | |
3139 | "the device failed to resume I/O " | |
3140 | "from slot/link_reset"); | |
3141 | } | |
3142 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
3143 | } | |
3144 | ||
3145 | static struct pci_error_handlers qla2xxx_err_handler = { | |
3146 | .error_detected = qla2xxx_pci_error_detected, | |
3147 | .mmio_enabled = qla2xxx_pci_mmio_enabled, | |
3148 | .slot_reset = qla2xxx_pci_slot_reset, | |
3149 | .resume = qla2xxx_pci_resume, | |
3150 | }; | |
3151 | ||
5433383e | 3152 | static struct pci_device_id qla2xxx_pci_tbl[] = { |
47f5e069 AV |
3153 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) }, |
3154 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) }, | |
3155 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) }, | |
3156 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) }, | |
3157 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) }, | |
3158 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) }, | |
3159 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) }, | |
3160 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) }, | |
3161 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) }, | |
4d4df193 | 3162 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) }, |
47f5e069 AV |
3163 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) }, |
3164 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) }, | |
c3a2f0df | 3165 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) }, |
3a03eb79 | 3166 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) }, |
5433383e AV |
3167 | { 0 }, |
3168 | }; | |
3169 | MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl); | |
3170 | ||
fca29703 | 3171 | static struct pci_driver qla2xxx_pci_driver = { |
cb63067a | 3172 | .name = QLA2XXX_DRIVER_NAME, |
0a21ef1e JB |
3173 | .driver = { |
3174 | .owner = THIS_MODULE, | |
3175 | }, | |
fca29703 | 3176 | .id_table = qla2xxx_pci_tbl, |
7ee61397 | 3177 | .probe = qla2x00_probe_one, |
4c993f76 | 3178 | .remove = qla2x00_remove_one, |
14e660e6 | 3179 | .err_handler = &qla2xxx_err_handler, |
fca29703 AV |
3180 | }; |
3181 | ||
1da177e4 LT |
3182 | /** |
3183 | * qla2x00_module_init - Module initialization. | |
3184 | **/ | |
3185 | static int __init | |
3186 | qla2x00_module_init(void) | |
3187 | { | |
fca29703 AV |
3188 | int ret = 0; |
3189 | ||
1da177e4 | 3190 | /* Allocate cache for SRBs. */ |
354d6b21 | 3191 | srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0, |
20c2df83 | 3192 | SLAB_HWCACHE_ALIGN, NULL); |
1da177e4 LT |
3193 | if (srb_cachep == NULL) { |
3194 | printk(KERN_ERR | |
3195 | "qla2xxx: Unable to allocate SRB cache...Failing load!\n"); | |
3196 | return -ENOMEM; | |
3197 | } | |
3198 | ||
3199 | /* Derive version string. */ | |
3200 | strcpy(qla2x00_version_str, QLA2XXX_VERSION); | |
11010fec | 3201 | if (ql2xextended_error_logging) |
0181944f AV |
3202 | strcat(qla2x00_version_str, "-debug"); |
3203 | ||
1c97a12a AV |
3204 | qla2xxx_transport_template = |
3205 | fc_attach_transport(&qla2xxx_transport_functions); | |
2c3dfe3f SJ |
3206 | if (!qla2xxx_transport_template) { |
3207 | kmem_cache_destroy(srb_cachep); | |
1da177e4 | 3208 | return -ENODEV; |
2c3dfe3f SJ |
3209 | } |
3210 | qla2xxx_transport_vport_template = | |
3211 | fc_attach_transport(&qla2xxx_transport_vport_functions); | |
3212 | if (!qla2xxx_transport_vport_template) { | |
3213 | kmem_cache_destroy(srb_cachep); | |
3214 | fc_release_transport(qla2xxx_transport_template); | |
1da177e4 | 3215 | return -ENODEV; |
2c3dfe3f | 3216 | } |
1da177e4 | 3217 | |
fd9a29f0 AV |
3218 | printk(KERN_INFO "QLogic Fibre Channel HBA Driver: %s\n", |
3219 | qla2x00_version_str); | |
7ee61397 | 3220 | ret = pci_register_driver(&qla2xxx_pci_driver); |
fca29703 AV |
3221 | if (ret) { |
3222 | kmem_cache_destroy(srb_cachep); | |
3223 | fc_release_transport(qla2xxx_transport_template); | |
2c3dfe3f | 3224 | fc_release_transport(qla2xxx_transport_vport_template); |
fca29703 AV |
3225 | } |
3226 | return ret; | |
1da177e4 LT |
3227 | } |
3228 | ||
3229 | /** | |
3230 | * qla2x00_module_exit - Module cleanup. | |
3231 | **/ | |
3232 | static void __exit | |
3233 | qla2x00_module_exit(void) | |
3234 | { | |
7ee61397 | 3235 | pci_unregister_driver(&qla2xxx_pci_driver); |
5433383e | 3236 | qla2x00_release_firmware(); |
354d6b21 | 3237 | kmem_cache_destroy(srb_cachep); |
1da177e4 | 3238 | fc_release_transport(qla2xxx_transport_template); |
2c3dfe3f | 3239 | fc_release_transport(qla2xxx_transport_vport_template); |
1da177e4 LT |
3240 | } |
3241 | ||
3242 | module_init(qla2x00_module_init); | |
3243 | module_exit(qla2x00_module_exit); | |
3244 | ||
3245 | MODULE_AUTHOR("QLogic Corporation"); | |
3246 | MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver"); | |
3247 | MODULE_LICENSE("GPL"); | |
3248 | MODULE_VERSION(QLA2XXX_VERSION); | |
bb8ee499 AV |
3249 | MODULE_FIRMWARE(FW_FILE_ISP21XX); |
3250 | MODULE_FIRMWARE(FW_FILE_ISP22XX); | |
3251 | MODULE_FIRMWARE(FW_FILE_ISP2300); | |
3252 | MODULE_FIRMWARE(FW_FILE_ISP2322); | |
3253 | MODULE_FIRMWARE(FW_FILE_ISP24XX); | |
61623fc3 | 3254 | MODULE_FIRMWARE(FW_FILE_ISP25XX); |
3a03eb79 | 3255 | MODULE_FIRMWARE(FW_FILE_ISP81XX); |