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Commit | Line | Data |
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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> |
3420d36c | 14 | #include <linux/kobject.h> |
1da177e4 LT |
15 | |
16 | #include <scsi/scsi_tcq.h> | |
17 | #include <scsi/scsicam.h> | |
18 | #include <scsi/scsi_transport.h> | |
19 | #include <scsi/scsi_transport_fc.h> | |
20 | ||
21 | /* | |
22 | * Driver version | |
23 | */ | |
24 | char qla2x00_version_str[40]; | |
25 | ||
26 | /* | |
27 | * SRB allocation cache | |
28 | */ | |
e18b890b | 29 | static struct kmem_cache *srb_cachep; |
1da177e4 | 30 | |
1da177e4 LT |
31 | int ql2xlogintimeout = 20; |
32 | module_param(ql2xlogintimeout, int, S_IRUGO|S_IRUSR); | |
33 | MODULE_PARM_DESC(ql2xlogintimeout, | |
34 | "Login timeout value in seconds."); | |
35 | ||
a7b61842 | 36 | int qlport_down_retry; |
1da177e4 LT |
37 | module_param(qlport_down_retry, int, S_IRUGO|S_IRUSR); |
38 | MODULE_PARM_DESC(qlport_down_retry, | |
900d9f98 | 39 | "Maximum number of command retries to a port that returns " |
1da177e4 LT |
40 | "a PORT-DOWN status."); |
41 | ||
1da177e4 LT |
42 | int ql2xplogiabsentdevice; |
43 | module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR); | |
44 | MODULE_PARM_DESC(ql2xplogiabsentdevice, | |
45 | "Option to enable PLOGI to devices that are not present after " | |
900d9f98 | 46 | "a Fabric scan. This is needed for several broken switches. " |
1da177e4 LT |
47 | "Default is 0 - no PLOGI. 1 - perfom PLOGI."); |
48 | ||
1da177e4 LT |
49 | int ql2xloginretrycount = 0; |
50 | module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR); | |
51 | MODULE_PARM_DESC(ql2xloginretrycount, | |
52 | "Specify an alternate value for the NVRAM login retry count."); | |
53 | ||
a7a167bf AV |
54 | int ql2xallocfwdump = 1; |
55 | module_param(ql2xallocfwdump, int, S_IRUGO|S_IRUSR); | |
56 | MODULE_PARM_DESC(ql2xallocfwdump, | |
57 | "Option to enable allocation of memory for a firmware dump " | |
58 | "during HBA initialization. Memory allocation requirements " | |
59 | "vary by ISP type. Default is 1 - allocate memory."); | |
60 | ||
11010fec | 61 | int ql2xextended_error_logging; |
27d94035 | 62 | module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR); |
11010fec | 63 | MODULE_PARM_DESC(ql2xextended_error_logging, |
0181944f AV |
64 | "Option to enable extended error logging, " |
65 | "Default is 0 - no logging. 1 - log errors."); | |
66 | ||
1da177e4 LT |
67 | static void qla2x00_free_device(scsi_qla_host_t *); |
68 | ||
7e47e5ca | 69 | int ql2xfdmienable=1; |
cca5335c AV |
70 | module_param(ql2xfdmienable, int, S_IRUGO|S_IRUSR); |
71 | MODULE_PARM_DESC(ql2xfdmienable, | |
72 | "Enables FDMI registratons " | |
73 | "Default is 0 - no FDMI. 1 - perfom FDMI."); | |
74 | ||
df7baa50 AV |
75 | #define MAX_Q_DEPTH 32 |
76 | static int ql2xmaxqdepth = MAX_Q_DEPTH; | |
77 | module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR); | |
78 | MODULE_PARM_DESC(ql2xmaxqdepth, | |
79 | "Maximum queue depth to report for target devices."); | |
80 | ||
e5896bd5 AV |
81 | int ql2xiidmaenable=1; |
82 | module_param(ql2xiidmaenable, int, S_IRUGO|S_IRUSR); | |
83 | MODULE_PARM_DESC(ql2xiidmaenable, | |
84 | "Enables iIDMA settings " | |
85 | "Default is 1 - perform iIDMA. 0 - no iIDMA."); | |
86 | ||
73208dfd AC |
87 | int ql2xmaxqueues = 1; |
88 | module_param(ql2xmaxqueues, int, S_IRUGO|S_IRUSR); | |
89 | MODULE_PARM_DESC(ql2xmaxqueues, | |
90 | "Enables MQ settings " | |
91 | "Default is 1 for single queue. Set it to number \ | |
92 | of queues in MQ mode."); | |
68ca949c AC |
93 | |
94 | int ql2xmultique_tag; | |
95 | module_param(ql2xmultique_tag, int, S_IRUGO|S_IRUSR); | |
96 | MODULE_PARM_DESC(ql2xmultique_tag, | |
97 | "Enables CPU affinity settings for the driver " | |
98 | "Default is 0 for no affinity of request and response IO. " | |
99 | "Set it to 1 to turn on the cpu affinity."); | |
e337d907 AV |
100 | |
101 | int ql2xfwloadbin; | |
102 | module_param(ql2xfwloadbin, int, S_IRUGO|S_IRUSR); | |
103 | MODULE_PARM_DESC(ql2xfwloadbin, | |
104 | "Option to specify location from which to load ISP firmware:\n" | |
105 | " 2 -- load firmware via the request_firmware() (hotplug)\n" | |
106 | " interface.\n" | |
107 | " 1 -- load firmware from flash.\n" | |
108 | " 0 -- use default semantics.\n"); | |
109 | ||
1da177e4 | 110 | /* |
fa2a1ce5 | 111 | * SCSI host template entry points |
1da177e4 LT |
112 | */ |
113 | static int qla2xxx_slave_configure(struct scsi_device * device); | |
f4f051eb | 114 | static int qla2xxx_slave_alloc(struct scsi_device *); |
1e99e33a AV |
115 | static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time); |
116 | static void qla2xxx_scan_start(struct Scsi_Host *); | |
f4f051eb | 117 | static void qla2xxx_slave_destroy(struct scsi_device *); |
a5326f86 | 118 | static int qla2xxx_queuecommand(struct scsi_cmnd *cmd, |
fca29703 | 119 | void (*fn)(struct scsi_cmnd *)); |
1da177e4 LT |
120 | static int qla2xxx_eh_abort(struct scsi_cmnd *); |
121 | static int qla2xxx_eh_device_reset(struct scsi_cmnd *); | |
523ec773 | 122 | static int qla2xxx_eh_target_reset(struct scsi_cmnd *); |
1da177e4 LT |
123 | static int qla2xxx_eh_bus_reset(struct scsi_cmnd *); |
124 | static int qla2xxx_eh_host_reset(struct scsi_cmnd *); | |
1da177e4 | 125 | |
e881a172 | 126 | static int qla2x00_change_queue_depth(struct scsi_device *, int, int); |
ce7e4af7 AV |
127 | static int qla2x00_change_queue_type(struct scsi_device *, int); |
128 | ||
a5326f86 | 129 | struct scsi_host_template qla2xxx_driver_template = { |
1da177e4 | 130 | .module = THIS_MODULE, |
cb63067a | 131 | .name = QLA2XXX_DRIVER_NAME, |
a5326f86 | 132 | .queuecommand = qla2xxx_queuecommand, |
fca29703 AV |
133 | |
134 | .eh_abort_handler = qla2xxx_eh_abort, | |
135 | .eh_device_reset_handler = qla2xxx_eh_device_reset, | |
523ec773 | 136 | .eh_target_reset_handler = qla2xxx_eh_target_reset, |
fca29703 AV |
137 | .eh_bus_reset_handler = qla2xxx_eh_bus_reset, |
138 | .eh_host_reset_handler = qla2xxx_eh_host_reset, | |
139 | ||
140 | .slave_configure = qla2xxx_slave_configure, | |
141 | ||
142 | .slave_alloc = qla2xxx_slave_alloc, | |
143 | .slave_destroy = qla2xxx_slave_destroy, | |
ed677086 AV |
144 | .scan_finished = qla2xxx_scan_finished, |
145 | .scan_start = qla2xxx_scan_start, | |
ce7e4af7 AV |
146 | .change_queue_depth = qla2x00_change_queue_depth, |
147 | .change_queue_type = qla2x00_change_queue_type, | |
fca29703 AV |
148 | .this_id = -1, |
149 | .cmd_per_lun = 3, | |
150 | .use_clustering = ENABLE_CLUSTERING, | |
151 | .sg_tablesize = SG_ALL, | |
152 | ||
153 | .max_sectors = 0xFFFF, | |
afb046e2 | 154 | .shost_attrs = qla2x00_host_attrs, |
fca29703 AV |
155 | }; |
156 | ||
1da177e4 | 157 | static struct scsi_transport_template *qla2xxx_transport_template = NULL; |
2c3dfe3f | 158 | struct scsi_transport_template *qla2xxx_transport_vport_template = NULL; |
1da177e4 | 159 | |
1da177e4 LT |
160 | /* TODO Convert to inlines |
161 | * | |
162 | * Timer routines | |
163 | */ | |
1da177e4 | 164 | |
2c3dfe3f | 165 | __inline__ void |
e315cd28 | 166 | qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval) |
1da177e4 | 167 | { |
e315cd28 AC |
168 | init_timer(&vha->timer); |
169 | vha->timer.expires = jiffies + interval * HZ; | |
170 | vha->timer.data = (unsigned long)vha; | |
171 | vha->timer.function = (void (*)(unsigned long))func; | |
172 | add_timer(&vha->timer); | |
173 | vha->timer_active = 1; | |
1da177e4 LT |
174 | } |
175 | ||
176 | static inline void | |
e315cd28 | 177 | qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval) |
1da177e4 | 178 | { |
e315cd28 | 179 | mod_timer(&vha->timer, jiffies + interval * HZ); |
1da177e4 LT |
180 | } |
181 | ||
a824ebb3 | 182 | static __inline__ void |
e315cd28 | 183 | qla2x00_stop_timer(scsi_qla_host_t *vha) |
1da177e4 | 184 | { |
e315cd28 AC |
185 | del_timer_sync(&vha->timer); |
186 | vha->timer_active = 0; | |
1da177e4 LT |
187 | } |
188 | ||
1da177e4 LT |
189 | static int qla2x00_do_dpc(void *data); |
190 | ||
191 | static void qla2x00_rst_aen(scsi_qla_host_t *); | |
192 | ||
73208dfd AC |
193 | static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t, |
194 | struct req_que **, struct rsp_que **); | |
e315cd28 AC |
195 | static void qla2x00_mem_free(struct qla_hw_data *); |
196 | static void qla2x00_sp_free_dma(srb_t *); | |
1da177e4 | 197 | |
1da177e4 | 198 | /* -------------------------------------------------------------------------- */ |
73208dfd AC |
199 | static int qla2x00_alloc_queues(struct qla_hw_data *ha) |
200 | { | |
2afa19a9 | 201 | ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_req_queues, |
73208dfd AC |
202 | GFP_KERNEL); |
203 | if (!ha->req_q_map) { | |
204 | qla_printk(KERN_WARNING, ha, | |
205 | "Unable to allocate memory for request queue ptrs\n"); | |
206 | goto fail_req_map; | |
207 | } | |
208 | ||
2afa19a9 | 209 | ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_rsp_queues, |
73208dfd AC |
210 | GFP_KERNEL); |
211 | if (!ha->rsp_q_map) { | |
212 | qla_printk(KERN_WARNING, ha, | |
213 | "Unable to allocate memory for response queue ptrs\n"); | |
214 | goto fail_rsp_map; | |
215 | } | |
216 | set_bit(0, ha->rsp_qid_map); | |
217 | set_bit(0, ha->req_qid_map); | |
218 | return 1; | |
219 | ||
220 | fail_rsp_map: | |
221 | kfree(ha->req_q_map); | |
222 | ha->req_q_map = NULL; | |
223 | fail_req_map: | |
224 | return -ENOMEM; | |
225 | } | |
226 | ||
2afa19a9 | 227 | static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req) |
73208dfd | 228 | { |
73208dfd AC |
229 | if (req && req->ring) |
230 | dma_free_coherent(&ha->pdev->dev, | |
231 | (req->length + 1) * sizeof(request_t), | |
232 | req->ring, req->dma); | |
233 | ||
234 | kfree(req); | |
235 | req = NULL; | |
236 | } | |
237 | ||
2afa19a9 AC |
238 | static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp) |
239 | { | |
240 | if (rsp && rsp->ring) | |
241 | dma_free_coherent(&ha->pdev->dev, | |
242 | (rsp->length + 1) * sizeof(response_t), | |
243 | rsp->ring, rsp->dma); | |
244 | ||
245 | kfree(rsp); | |
246 | rsp = NULL; | |
247 | } | |
248 | ||
73208dfd AC |
249 | static void qla2x00_free_queues(struct qla_hw_data *ha) |
250 | { | |
251 | struct req_que *req; | |
252 | struct rsp_que *rsp; | |
253 | int cnt; | |
254 | ||
2afa19a9 | 255 | for (cnt = 0; cnt < ha->max_req_queues; cnt++) { |
73208dfd | 256 | req = ha->req_q_map[cnt]; |
2afa19a9 | 257 | qla2x00_free_req_que(ha, req); |
73208dfd | 258 | } |
73208dfd AC |
259 | kfree(ha->req_q_map); |
260 | ha->req_q_map = NULL; | |
2afa19a9 AC |
261 | |
262 | for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) { | |
263 | rsp = ha->rsp_q_map[cnt]; | |
264 | qla2x00_free_rsp_que(ha, rsp); | |
265 | } | |
266 | kfree(ha->rsp_q_map); | |
267 | ha->rsp_q_map = NULL; | |
73208dfd AC |
268 | } |
269 | ||
68ca949c AC |
270 | static int qla25xx_setup_mode(struct scsi_qla_host *vha) |
271 | { | |
272 | uint16_t options = 0; | |
273 | int ques, req, ret; | |
274 | struct qla_hw_data *ha = vha->hw; | |
275 | ||
7163ea81 AC |
276 | if (!(ha->fw_attributes & BIT_6)) { |
277 | qla_printk(KERN_INFO, ha, | |
278 | "Firmware is not multi-queue capable\n"); | |
279 | goto fail; | |
280 | } | |
68ca949c | 281 | if (ql2xmultique_tag) { |
68ca949c AC |
282 | /* create a request queue for IO */ |
283 | options |= BIT_7; | |
284 | req = qla25xx_create_req_que(ha, options, 0, 0, -1, | |
285 | QLA_DEFAULT_QUE_QOS); | |
286 | if (!req) { | |
287 | qla_printk(KERN_WARNING, ha, | |
288 | "Can't create request queue\n"); | |
289 | goto fail; | |
290 | } | |
7163ea81 | 291 | ha->wq = create_workqueue("qla2xxx_wq"); |
68ca949c AC |
292 | vha->req = ha->req_q_map[req]; |
293 | options |= BIT_1; | |
294 | for (ques = 1; ques < ha->max_rsp_queues; ques++) { | |
295 | ret = qla25xx_create_rsp_que(ha, options, 0, 0, req); | |
296 | if (!ret) { | |
297 | qla_printk(KERN_WARNING, ha, | |
298 | "Response Queue create failed\n"); | |
299 | goto fail2; | |
300 | } | |
301 | } | |
7163ea81 AC |
302 | ha->flags.cpu_affinity_enabled = 1; |
303 | ||
68ca949c AC |
304 | DEBUG2(qla_printk(KERN_INFO, ha, |
305 | "CPU affinity mode enabled, no. of response" | |
306 | " queues:%d, no. of request queues:%d\n", | |
307 | ha->max_rsp_queues, ha->max_req_queues)); | |
308 | } | |
309 | return 0; | |
310 | fail2: | |
311 | qla25xx_delete_queues(vha); | |
7163ea81 AC |
312 | destroy_workqueue(ha->wq); |
313 | ha->wq = NULL; | |
68ca949c AC |
314 | fail: |
315 | ha->mqenable = 0; | |
7163ea81 AC |
316 | kfree(ha->req_q_map); |
317 | kfree(ha->rsp_q_map); | |
318 | ha->max_req_queues = ha->max_rsp_queues = 1; | |
68ca949c AC |
319 | return 1; |
320 | } | |
321 | ||
1da177e4 | 322 | static char * |
e315cd28 | 323 | qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str) |
1da177e4 | 324 | { |
e315cd28 | 325 | struct qla_hw_data *ha = vha->hw; |
1da177e4 LT |
326 | static char *pci_bus_modes[] = { |
327 | "33", "66", "100", "133", | |
328 | }; | |
329 | uint16_t pci_bus; | |
330 | ||
331 | strcpy(str, "PCI"); | |
332 | pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9; | |
333 | if (pci_bus) { | |
334 | strcat(str, "-X ("); | |
335 | strcat(str, pci_bus_modes[pci_bus]); | |
336 | } else { | |
337 | pci_bus = (ha->pci_attr & BIT_8) >> 8; | |
338 | strcat(str, " ("); | |
339 | strcat(str, pci_bus_modes[pci_bus]); | |
340 | } | |
341 | strcat(str, " MHz)"); | |
342 | ||
343 | return (str); | |
344 | } | |
345 | ||
fca29703 | 346 | static char * |
e315cd28 | 347 | qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str) |
fca29703 AV |
348 | { |
349 | static char *pci_bus_modes[] = { "33", "66", "100", "133", }; | |
e315cd28 | 350 | struct qla_hw_data *ha = vha->hw; |
fca29703 AV |
351 | uint32_t pci_bus; |
352 | int pcie_reg; | |
353 | ||
354 | pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); | |
355 | if (pcie_reg) { | |
356 | char lwstr[6]; | |
357 | uint16_t pcie_lstat, lspeed, lwidth; | |
358 | ||
359 | pcie_reg += 0x12; | |
360 | pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat); | |
361 | lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3); | |
362 | lwidth = (pcie_lstat & | |
363 | (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4; | |
364 | ||
365 | strcpy(str, "PCIe ("); | |
366 | if (lspeed == 1) | |
c87a0d8c | 367 | strcat(str, "2.5GT/s "); |
c3a2f0df | 368 | else if (lspeed == 2) |
c87a0d8c | 369 | strcat(str, "5.0GT/s "); |
fca29703 AV |
370 | else |
371 | strcat(str, "<unknown> "); | |
372 | snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth); | |
373 | strcat(str, lwstr); | |
374 | ||
375 | return str; | |
376 | } | |
377 | ||
378 | strcpy(str, "PCI"); | |
379 | pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8; | |
380 | if (pci_bus == 0 || pci_bus == 8) { | |
381 | strcat(str, " ("); | |
382 | strcat(str, pci_bus_modes[pci_bus >> 3]); | |
383 | } else { | |
384 | strcat(str, "-X "); | |
385 | if (pci_bus & BIT_2) | |
386 | strcat(str, "Mode 2"); | |
387 | else | |
388 | strcat(str, "Mode 1"); | |
389 | strcat(str, " ("); | |
390 | strcat(str, pci_bus_modes[pci_bus & ~BIT_2]); | |
391 | } | |
392 | strcat(str, " MHz)"); | |
393 | ||
394 | return str; | |
395 | } | |
396 | ||
e5f82ab8 | 397 | static char * |
e315cd28 | 398 | qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str) |
1da177e4 LT |
399 | { |
400 | char un_str[10]; | |
e315cd28 | 401 | struct qla_hw_data *ha = vha->hw; |
fa2a1ce5 | 402 | |
1da177e4 LT |
403 | sprintf(str, "%d.%02d.%02d ", ha->fw_major_version, |
404 | ha->fw_minor_version, | |
405 | ha->fw_subminor_version); | |
406 | ||
407 | if (ha->fw_attributes & BIT_9) { | |
408 | strcat(str, "FLX"); | |
409 | return (str); | |
410 | } | |
411 | ||
412 | switch (ha->fw_attributes & 0xFF) { | |
413 | case 0x7: | |
414 | strcat(str, "EF"); | |
415 | break; | |
416 | case 0x17: | |
417 | strcat(str, "TP"); | |
418 | break; | |
419 | case 0x37: | |
420 | strcat(str, "IP"); | |
421 | break; | |
422 | case 0x77: | |
423 | strcat(str, "VI"); | |
424 | break; | |
425 | default: | |
426 | sprintf(un_str, "(%x)", ha->fw_attributes); | |
427 | strcat(str, un_str); | |
428 | break; | |
429 | } | |
430 | if (ha->fw_attributes & 0x100) | |
431 | strcat(str, "X"); | |
432 | ||
433 | return (str); | |
434 | } | |
435 | ||
e5f82ab8 | 436 | static char * |
e315cd28 | 437 | qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str) |
fca29703 | 438 | { |
e315cd28 | 439 | struct qla_hw_data *ha = vha->hw; |
f0883ac6 | 440 | |
3a03eb79 AV |
441 | sprintf(str, "%d.%02d.%02d (%x)", ha->fw_major_version, |
442 | ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes); | |
fca29703 | 443 | return str; |
fca29703 AV |
444 | } |
445 | ||
446 | static inline srb_t * | |
e315cd28 | 447 | qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport, |
fca29703 AV |
448 | struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
449 | { | |
450 | srb_t *sp; | |
e315cd28 | 451 | struct qla_hw_data *ha = vha->hw; |
fca29703 AV |
452 | |
453 | sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC); | |
454 | if (!sp) | |
455 | return sp; | |
456 | ||
fca29703 AV |
457 | sp->fcport = fcport; |
458 | sp->cmd = cmd; | |
459 | sp->flags = 0; | |
460 | CMD_SP(cmd) = (void *)sp; | |
461 | cmd->scsi_done = done; | |
cf53b069 | 462 | sp->ctx = NULL; |
fca29703 AV |
463 | |
464 | return sp; | |
465 | } | |
466 | ||
1da177e4 | 467 | static int |
a5326f86 | 468 | qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
fca29703 | 469 | { |
e315cd28 | 470 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
fca29703 | 471 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
19a7b4ae | 472 | struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); |
e315cd28 AC |
473 | struct qla_hw_data *ha = vha->hw; |
474 | struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); | |
fca29703 AV |
475 | srb_t *sp; |
476 | int rval; | |
477 | ||
e315cd28 | 478 | if (unlikely(pci_channel_offline(ha->pdev))) { |
b9b12f73 SJ |
479 | if (ha->pdev->error_state == pci_channel_io_frozen) |
480 | cmd->result = DID_REQUEUE << 16; | |
481 | else | |
482 | cmd->result = DID_NO_CONNECT << 16; | |
14e660e6 SJ |
483 | goto qc24_fail_command; |
484 | } | |
485 | ||
19a7b4ae JSEC |
486 | rval = fc_remote_port_chkready(rport); |
487 | if (rval) { | |
488 | cmd->result = rval; | |
fca29703 AV |
489 | goto qc24_fail_command; |
490 | } | |
491 | ||
387f96b4 | 492 | /* Close window on fcport/rport state-transitioning. */ |
7b594131 MC |
493 | if (fcport->drport) |
494 | goto qc24_target_busy; | |
387f96b4 | 495 | |
fca29703 AV |
496 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
497 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || | |
e315cd28 | 498 | atomic_read(&base_vha->loop_state) == LOOP_DEAD) { |
fca29703 AV |
499 | cmd->result = DID_NO_CONNECT << 16; |
500 | goto qc24_fail_command; | |
501 | } | |
7b594131 | 502 | goto qc24_target_busy; |
fca29703 AV |
503 | } |
504 | ||
e315cd28 | 505 | spin_unlock_irq(vha->host->host_lock); |
fca29703 | 506 | |
e315cd28 | 507 | sp = qla2x00_get_new_sp(base_vha, fcport, cmd, done); |
fca29703 AV |
508 | if (!sp) |
509 | goto qc24_host_busy_lock; | |
510 | ||
e315cd28 | 511 | rval = ha->isp_ops->start_scsi(sp); |
fca29703 AV |
512 | if (rval != QLA_SUCCESS) |
513 | goto qc24_host_busy_free_sp; | |
514 | ||
e315cd28 | 515 | spin_lock_irq(vha->host->host_lock); |
fca29703 AV |
516 | |
517 | return 0; | |
518 | ||
519 | qc24_host_busy_free_sp: | |
e315cd28 AC |
520 | qla2x00_sp_free_dma(sp); |
521 | mempool_free(sp, ha->srb_mempool); | |
fca29703 AV |
522 | |
523 | qc24_host_busy_lock: | |
e315cd28 | 524 | spin_lock_irq(vha->host->host_lock); |
fca29703 AV |
525 | return SCSI_MLQUEUE_HOST_BUSY; |
526 | ||
7b594131 MC |
527 | qc24_target_busy: |
528 | return SCSI_MLQUEUE_TARGET_BUSY; | |
529 | ||
fca29703 AV |
530 | qc24_fail_command: |
531 | done(cmd); | |
532 | ||
533 | return 0; | |
534 | } | |
535 | ||
536 | ||
1da177e4 LT |
537 | /* |
538 | * qla2x00_eh_wait_on_command | |
539 | * Waits for the command to be returned by the Firmware for some | |
540 | * max time. | |
541 | * | |
542 | * Input: | |
1da177e4 | 543 | * cmd = Scsi Command to wait on. |
1da177e4 LT |
544 | * |
545 | * Return: | |
546 | * Not Found : 0 | |
547 | * Found : 1 | |
548 | */ | |
549 | static int | |
e315cd28 | 550 | qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd) |
1da177e4 | 551 | { |
fe74c71f AV |
552 | #define ABORT_POLLING_PERIOD 1000 |
553 | #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD)) | |
f4f051eb AV |
554 | unsigned long wait_iter = ABORT_WAIT_ITER; |
555 | int ret = QLA_SUCCESS; | |
1da177e4 | 556 | |
d970432c | 557 | while (CMD_SP(cmd) && wait_iter--) { |
fe74c71f | 558 | msleep(ABORT_POLLING_PERIOD); |
f4f051eb AV |
559 | } |
560 | if (CMD_SP(cmd)) | |
561 | ret = QLA_FUNCTION_FAILED; | |
1da177e4 | 562 | |
f4f051eb | 563 | return ret; |
1da177e4 LT |
564 | } |
565 | ||
566 | /* | |
567 | * qla2x00_wait_for_hba_online | |
fa2a1ce5 | 568 | * Wait till the HBA is online after going through |
1da177e4 LT |
569 | * <= MAX_RETRIES_OF_ISP_ABORT or |
570 | * finally HBA is disabled ie marked offline | |
571 | * | |
572 | * Input: | |
573 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
574 | * |
575 | * Note: | |
1da177e4 LT |
576 | * Does context switching-Release SPIN_LOCK |
577 | * (if any) before calling this routine. | |
578 | * | |
579 | * Return: | |
580 | * Success (Adapter is online) : 0 | |
581 | * Failed (Adapter is offline/disabled) : 1 | |
582 | */ | |
854165f4 | 583 | int |
e315cd28 | 584 | qla2x00_wait_for_hba_online(scsi_qla_host_t *vha) |
1da177e4 | 585 | { |
fca29703 AV |
586 | int return_status; |
587 | unsigned long wait_online; | |
e315cd28 AC |
588 | struct qla_hw_data *ha = vha->hw; |
589 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 | 590 | |
fa2a1ce5 | 591 | wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
e315cd28 AC |
592 | while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) || |
593 | test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) || | |
594 | test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) || | |
595 | ha->dpc_active) && time_before(jiffies, wait_online)) { | |
1da177e4 LT |
596 | |
597 | msleep(1000); | |
598 | } | |
e315cd28 | 599 | if (base_vha->flags.online) |
fa2a1ce5 | 600 | return_status = QLA_SUCCESS; |
1da177e4 LT |
601 | else |
602 | return_status = QLA_FUNCTION_FAILED; | |
603 | ||
1da177e4 LT |
604 | return (return_status); |
605 | } | |
606 | ||
2533cf67 LC |
607 | int |
608 | qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha) | |
609 | { | |
610 | int return_status; | |
611 | unsigned long wait_reset; | |
612 | struct qla_hw_data *ha = vha->hw; | |
613 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
614 | ||
615 | wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ); | |
616 | while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) || | |
617 | test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) || | |
618 | test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) || | |
619 | ha->dpc_active) && time_before(jiffies, wait_reset)) { | |
620 | ||
621 | msleep(1000); | |
622 | ||
623 | if (!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) && | |
624 | ha->flags.chip_reset_done) | |
625 | break; | |
626 | } | |
627 | if (ha->flags.chip_reset_done) | |
628 | return_status = QLA_SUCCESS; | |
629 | else | |
630 | return_status = QLA_FUNCTION_FAILED; | |
631 | ||
632 | return return_status; | |
633 | } | |
634 | ||
1da177e4 LT |
635 | /* |
636 | * qla2x00_wait_for_loop_ready | |
637 | * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop | |
fa2a1ce5 | 638 | * to be in LOOP_READY state. |
1da177e4 LT |
639 | * Input: |
640 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
641 | * |
642 | * Note: | |
1da177e4 LT |
643 | * Does context switching-Release SPIN_LOCK |
644 | * (if any) before calling this routine. | |
fa2a1ce5 | 645 | * |
1da177e4 LT |
646 | * |
647 | * Return: | |
648 | * Success (LOOP_READY) : 0 | |
649 | * Failed (LOOP_NOT_READY) : 1 | |
650 | */ | |
fa2a1ce5 | 651 | static inline int |
e315cd28 | 652 | qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha) |
1da177e4 LT |
653 | { |
654 | int return_status = QLA_SUCCESS; | |
655 | unsigned long loop_timeout ; | |
e315cd28 AC |
656 | struct qla_hw_data *ha = vha->hw; |
657 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 LT |
658 | |
659 | /* wait for 5 min at the max for loop to be ready */ | |
fa2a1ce5 | 660 | loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
1da177e4 | 661 | |
e315cd28 AC |
662 | while ((!atomic_read(&base_vha->loop_down_timer) && |
663 | atomic_read(&base_vha->loop_state) == LOOP_DOWN) || | |
664 | atomic_read(&base_vha->loop_state) != LOOP_READY) { | |
665 | if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) { | |
57680080 RA |
666 | return_status = QLA_FUNCTION_FAILED; |
667 | break; | |
668 | } | |
1da177e4 LT |
669 | msleep(1000); |
670 | if (time_after_eq(jiffies, loop_timeout)) { | |
671 | return_status = QLA_FUNCTION_FAILED; | |
672 | break; | |
673 | } | |
674 | } | |
fa2a1ce5 | 675 | return (return_status); |
1da177e4 LT |
676 | } |
677 | ||
5f3a9a20 SJ |
678 | void |
679 | qla2x00_abort_fcport_cmds(fc_port_t *fcport) | |
680 | { | |
2afa19a9 | 681 | int cnt; |
5f3a9a20 SJ |
682 | unsigned long flags; |
683 | srb_t *sp; | |
e315cd28 AC |
684 | scsi_qla_host_t *vha = fcport->vha; |
685 | struct qla_hw_data *ha = vha->hw; | |
73208dfd | 686 | struct req_que *req; |
5f3a9a20 | 687 | |
e315cd28 | 688 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 AC |
689 | req = vha->req; |
690 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
691 | sp = req->outstanding_cmds[cnt]; | |
692 | if (!sp) | |
693 | continue; | |
694 | if (sp->fcport != fcport) | |
5f3a9a20 | 695 | continue; |
cf53b069 AV |
696 | if (sp->ctx) |
697 | continue; | |
5f3a9a20 | 698 | |
2afa19a9 AC |
699 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
700 | if (ha->isp_ops->abort_command(sp)) { | |
701 | DEBUG2(qla_printk(KERN_WARNING, ha, | |
702 | "Abort failed -- %lx\n", | |
703 | sp->cmd->serial_number)); | |
704 | } else { | |
705 | if (qla2x00_eh_wait_on_command(sp->cmd) != | |
706 | QLA_SUCCESS) | |
5f3a9a20 | 707 | DEBUG2(qla_printk(KERN_WARNING, ha, |
2afa19a9 | 708 | "Abort failed while waiting -- %lx\n", |
73208dfd | 709 | sp->cmd->serial_number)); |
5f3a9a20 | 710 | } |
2afa19a9 | 711 | spin_lock_irqsave(&ha->hardware_lock, flags); |
5f3a9a20 | 712 | } |
e315cd28 | 713 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
5f3a9a20 SJ |
714 | } |
715 | ||
1da177e4 LT |
716 | /************************************************************************** |
717 | * qla2xxx_eh_abort | |
718 | * | |
719 | * Description: | |
720 | * The abort function will abort the specified command. | |
721 | * | |
722 | * Input: | |
723 | * cmd = Linux SCSI command packet to be aborted. | |
724 | * | |
725 | * Returns: | |
726 | * Either SUCCESS or FAILED. | |
727 | * | |
728 | * Note: | |
2ea00202 | 729 | * Only return FAILED if command not returned by firmware. |
1da177e4 | 730 | **************************************************************************/ |
e5f82ab8 | 731 | static int |
1da177e4 LT |
732 | qla2xxx_eh_abort(struct scsi_cmnd *cmd) |
733 | { | |
e315cd28 | 734 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
f4f051eb | 735 | srb_t *sp; |
17d98630 | 736 | int ret, i; |
f4f051eb AV |
737 | unsigned int id, lun; |
738 | unsigned long serial; | |
18e144d3 | 739 | unsigned long flags; |
2ea00202 | 740 | int wait = 0; |
e315cd28 | 741 | struct qla_hw_data *ha = vha->hw; |
67c2e93a | 742 | struct req_que *req = vha->req; |
17d98630 | 743 | srb_t *spt; |
1da177e4 | 744 | |
65d430fa | 745 | fc_block_scsi_eh(cmd); |
07db5183 | 746 | |
f4f051eb | 747 | if (!CMD_SP(cmd)) |
2ea00202 | 748 | return SUCCESS; |
1da177e4 | 749 | |
2ea00202 | 750 | ret = SUCCESS; |
1da177e4 | 751 | |
f4f051eb AV |
752 | id = cmd->device->id; |
753 | lun = cmd->device->lun; | |
754 | serial = cmd->serial_number; | |
17d98630 AC |
755 | spt = (srb_t *) CMD_SP(cmd); |
756 | if (!spt) | |
757 | return SUCCESS; | |
1da177e4 | 758 | |
f4f051eb | 759 | /* Check active list for command command. */ |
e315cd28 | 760 | spin_lock_irqsave(&ha->hardware_lock, flags); |
17d98630 AC |
761 | for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) { |
762 | sp = req->outstanding_cmds[i]; | |
1da177e4 | 763 | |
17d98630 AC |
764 | if (sp == NULL) |
765 | continue; | |
cf53b069 AV |
766 | if (sp->ctx) |
767 | continue; | |
17d98630 AC |
768 | if (sp->cmd != cmd) |
769 | continue; | |
1da177e4 | 770 | |
17d98630 AC |
771 | DEBUG2(printk("%s(%ld): aborting sp %p from RISC." |
772 | " pid=%ld.\n", __func__, vha->host_no, sp, serial)); | |
773 | ||
774 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
2afa19a9 | 775 | if (ha->isp_ops->abort_command(sp)) { |
17d98630 AC |
776 | DEBUG2(printk("%s(%ld): abort_command " |
777 | "mbx failed.\n", __func__, vha->host_no)); | |
2ac4b64f | 778 | ret = FAILED; |
17d98630 AC |
779 | } else { |
780 | DEBUG3(printk("%s(%ld): abort_command " | |
781 | "mbx success.\n", __func__, vha->host_no)); | |
782 | wait = 1; | |
73208dfd | 783 | } |
17d98630 AC |
784 | spin_lock_irqsave(&ha->hardware_lock, flags); |
785 | break; | |
f4f051eb | 786 | } |
e315cd28 | 787 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 | 788 | |
f4f051eb | 789 | /* Wait for the command to be returned. */ |
2ea00202 | 790 | if (wait) { |
e315cd28 | 791 | if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) { |
fa2a1ce5 | 792 | qla_printk(KERN_ERR, ha, |
f4f051eb | 793 | "scsi(%ld:%d:%d): Abort handler timed out -- %lx " |
e315cd28 | 794 | "%x.\n", vha->host_no, id, lun, serial, ret); |
2ea00202 | 795 | ret = FAILED; |
f4f051eb | 796 | } |
1da177e4 | 797 | } |
1da177e4 | 798 | |
fa2a1ce5 | 799 | qla_printk(KERN_INFO, ha, |
2ea00202 | 800 | "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n", |
e315cd28 | 801 | vha->host_no, id, lun, wait, serial, ret); |
1da177e4 | 802 | |
f4f051eb AV |
803 | return ret; |
804 | } | |
1da177e4 | 805 | |
523ec773 AV |
806 | enum nexus_wait_type { |
807 | WAIT_HOST = 0, | |
808 | WAIT_TARGET, | |
809 | WAIT_LUN, | |
810 | }; | |
811 | ||
f4f051eb | 812 | static int |
e315cd28 | 813 | qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t, |
17d98630 | 814 | unsigned int l, srb_t *sp, enum nexus_wait_type type) |
f4f051eb | 815 | { |
17d98630 | 816 | int cnt, match, status; |
18e144d3 | 817 | unsigned long flags; |
e315cd28 | 818 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 819 | struct req_que *req; |
1da177e4 | 820 | |
523ec773 | 821 | status = QLA_SUCCESS; |
17d98630 AC |
822 | if (!sp) |
823 | return status; | |
824 | ||
e315cd28 | 825 | spin_lock_irqsave(&ha->hardware_lock, flags); |
67c2e93a | 826 | req = vha->req; |
17d98630 AC |
827 | for (cnt = 1; status == QLA_SUCCESS && |
828 | cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
829 | sp = req->outstanding_cmds[cnt]; | |
830 | if (!sp) | |
523ec773 | 831 | continue; |
cf53b069 AV |
832 | if (sp->ctx) |
833 | continue; | |
17d98630 AC |
834 | if (vha->vp_idx != sp->fcport->vha->vp_idx) |
835 | continue; | |
836 | match = 0; | |
837 | switch (type) { | |
838 | case WAIT_HOST: | |
839 | match = 1; | |
840 | break; | |
841 | case WAIT_TARGET: | |
842 | match = sp->cmd->device->id == t; | |
843 | break; | |
844 | case WAIT_LUN: | |
845 | match = (sp->cmd->device->id == t && | |
846 | sp->cmd->device->lun == l); | |
847 | break; | |
73208dfd | 848 | } |
17d98630 AC |
849 | if (!match) |
850 | continue; | |
851 | ||
852 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
853 | status = qla2x00_eh_wait_on_command(sp->cmd); | |
854 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1da177e4 | 855 | } |
e315cd28 | 856 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
523ec773 AV |
857 | |
858 | return status; | |
1da177e4 LT |
859 | } |
860 | ||
523ec773 AV |
861 | static char *reset_errors[] = { |
862 | "HBA not online", | |
863 | "HBA not ready", | |
864 | "Task management failed", | |
865 | "Waiting for command completions", | |
866 | }; | |
1da177e4 | 867 | |
e5f82ab8 | 868 | static int |
523ec773 | 869 | __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type, |
2afa19a9 | 870 | struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int, int)) |
1da177e4 | 871 | { |
e315cd28 | 872 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 873 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
523ec773 | 874 | int err; |
1da177e4 | 875 | |
65d430fa | 876 | fc_block_scsi_eh(cmd); |
07db5183 | 877 | |
b0328bee | 878 | if (!fcport) |
523ec773 | 879 | return FAILED; |
1da177e4 | 880 | |
e315cd28 AC |
881 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET ISSUED.\n", |
882 | vha->host_no, cmd->device->id, cmd->device->lun, name); | |
1da177e4 | 883 | |
523ec773 | 884 | err = 0; |
e315cd28 | 885 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) |
523ec773 AV |
886 | goto eh_reset_failed; |
887 | err = 1; | |
e315cd28 | 888 | if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS) |
523ec773 AV |
889 | goto eh_reset_failed; |
890 | err = 2; | |
2afa19a9 AC |
891 | if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1) |
892 | != QLA_SUCCESS) | |
523ec773 AV |
893 | goto eh_reset_failed; |
894 | err = 3; | |
e315cd28 | 895 | if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id, |
17d98630 | 896 | cmd->device->lun, (srb_t *) CMD_SP(cmd), type) != QLA_SUCCESS) |
523ec773 AV |
897 | goto eh_reset_failed; |
898 | ||
e315cd28 AC |
899 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n", |
900 | vha->host_no, cmd->device->id, cmd->device->lun, name); | |
523ec773 AV |
901 | |
902 | return SUCCESS; | |
903 | ||
904 | eh_reset_failed: | |
e315cd28 AC |
905 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n" |
906 | , vha->host_no, cmd->device->id, cmd->device->lun, name, | |
523ec773 AV |
907 | reset_errors[err]); |
908 | return FAILED; | |
909 | } | |
1da177e4 | 910 | |
523ec773 AV |
911 | static int |
912 | qla2xxx_eh_device_reset(struct scsi_cmnd *cmd) | |
913 | { | |
e315cd28 AC |
914 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
915 | struct qla_hw_data *ha = vha->hw; | |
1da177e4 | 916 | |
523ec773 AV |
917 | return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd, |
918 | ha->isp_ops->lun_reset); | |
1da177e4 LT |
919 | } |
920 | ||
1da177e4 | 921 | static int |
523ec773 | 922 | qla2xxx_eh_target_reset(struct scsi_cmnd *cmd) |
1da177e4 | 923 | { |
e315cd28 AC |
924 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
925 | struct qla_hw_data *ha = vha->hw; | |
1da177e4 | 926 | |
523ec773 AV |
927 | return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd, |
928 | ha->isp_ops->target_reset); | |
1da177e4 LT |
929 | } |
930 | ||
1da177e4 LT |
931 | /************************************************************************** |
932 | * qla2xxx_eh_bus_reset | |
933 | * | |
934 | * Description: | |
935 | * The bus reset function will reset the bus and abort any executing | |
936 | * commands. | |
937 | * | |
938 | * Input: | |
939 | * cmd = Linux SCSI command packet of the command that cause the | |
940 | * bus reset. | |
941 | * | |
942 | * Returns: | |
943 | * SUCCESS/FAILURE (defined as macro in scsi.h). | |
944 | * | |
945 | **************************************************************************/ | |
e5f82ab8 | 946 | static int |
1da177e4 LT |
947 | qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) |
948 | { | |
e315cd28 | 949 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 950 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 951 | int ret = FAILED; |
f4f051eb AV |
952 | unsigned int id, lun; |
953 | unsigned long serial; | |
17d98630 | 954 | srb_t *sp = (srb_t *) CMD_SP(cmd); |
f4f051eb | 955 | |
65d430fa | 956 | fc_block_scsi_eh(cmd); |
07db5183 | 957 | |
f4f051eb AV |
958 | id = cmd->device->id; |
959 | lun = cmd->device->lun; | |
960 | serial = cmd->serial_number; | |
1da177e4 | 961 | |
b0328bee | 962 | if (!fcport) |
f4f051eb | 963 | return ret; |
1da177e4 | 964 | |
e315cd28 | 965 | qla_printk(KERN_INFO, vha->hw, |
749af3d5 | 966 | "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha->host_no, id, lun); |
1da177e4 | 967 | |
e315cd28 | 968 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { |
1da177e4 | 969 | DEBUG2(printk("%s failed:board disabled\n",__func__)); |
f4f051eb | 970 | goto eh_bus_reset_done; |
1da177e4 LT |
971 | } |
972 | ||
e315cd28 AC |
973 | if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) { |
974 | if (qla2x00_loop_reset(vha) == QLA_SUCCESS) | |
f4f051eb | 975 | ret = SUCCESS; |
1da177e4 | 976 | } |
f4f051eb AV |
977 | if (ret == FAILED) |
978 | goto eh_bus_reset_done; | |
1da177e4 | 979 | |
9a41a62b | 980 | /* Flush outstanding commands. */ |
17d98630 | 981 | if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) != |
523ec773 | 982 | QLA_SUCCESS) |
9a41a62b | 983 | ret = FAILED; |
1da177e4 | 984 | |
f4f051eb | 985 | eh_bus_reset_done: |
e315cd28 | 986 | qla_printk(KERN_INFO, vha->hw, "%s: reset %s\n", __func__, |
f4f051eb | 987 | (ret == FAILED) ? "failed" : "succeded"); |
1da177e4 | 988 | |
f4f051eb | 989 | return ret; |
1da177e4 LT |
990 | } |
991 | ||
992 | /************************************************************************** | |
993 | * qla2xxx_eh_host_reset | |
994 | * | |
995 | * Description: | |
996 | * The reset function will reset the Adapter. | |
997 | * | |
998 | * Input: | |
999 | * cmd = Linux SCSI command packet of the command that cause the | |
1000 | * adapter reset. | |
1001 | * | |
1002 | * Returns: | |
1003 | * Either SUCCESS or FAILED. | |
1004 | * | |
1005 | * Note: | |
1006 | **************************************************************************/ | |
e5f82ab8 | 1007 | static int |
1da177e4 LT |
1008 | qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) |
1009 | { | |
e315cd28 | 1010 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 1011 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
e315cd28 | 1012 | struct qla_hw_data *ha = vha->hw; |
2c3dfe3f | 1013 | int ret = FAILED; |
f4f051eb AV |
1014 | unsigned int id, lun; |
1015 | unsigned long serial; | |
17d98630 | 1016 | srb_t *sp = (srb_t *) CMD_SP(cmd); |
e315cd28 | 1017 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); |
1da177e4 | 1018 | |
65d430fa | 1019 | fc_block_scsi_eh(cmd); |
07db5183 | 1020 | |
f4f051eb AV |
1021 | id = cmd->device->id; |
1022 | lun = cmd->device->lun; | |
1023 | serial = cmd->serial_number; | |
1024 | ||
b0328bee | 1025 | if (!fcport) |
f4f051eb | 1026 | return ret; |
1da177e4 | 1027 | |
1da177e4 | 1028 | qla_printk(KERN_INFO, ha, |
e315cd28 | 1029 | "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha->host_no, id, lun); |
1da177e4 | 1030 | |
e315cd28 | 1031 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) |
f4f051eb | 1032 | goto eh_host_reset_lock; |
1da177e4 LT |
1033 | |
1034 | /* | |
1035 | * Fixme-may be dpc thread is active and processing | |
fa2a1ce5 | 1036 | * loop_resync,so wait a while for it to |
1da177e4 LT |
1037 | * be completed and then issue big hammer.Otherwise |
1038 | * it may cause I/O failure as big hammer marks the | |
1039 | * devices as lost kicking of the port_down_timer | |
1040 | * while dpc is stuck for the mailbox to complete. | |
1041 | */ | |
e315cd28 AC |
1042 | qla2x00_wait_for_loop_ready(vha); |
1043 | if (vha != base_vha) { | |
1044 | if (qla2x00_vp_abort_isp(vha)) | |
f4f051eb | 1045 | goto eh_host_reset_lock; |
e315cd28 | 1046 | } else { |
68ca949c AC |
1047 | if (ha->wq) |
1048 | flush_workqueue(ha->wq); | |
1049 | ||
e315cd28 AC |
1050 | set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); |
1051 | if (qla2x00_abort_isp(base_vha)) { | |
1052 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); | |
1053 | /* failed. schedule dpc to try */ | |
1054 | set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); | |
1055 | ||
1056 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) | |
1057 | goto eh_host_reset_lock; | |
1058 | } | |
1059 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); | |
fa2a1ce5 | 1060 | } |
1da177e4 | 1061 | |
e315cd28 | 1062 | /* Waiting for command to be returned to OS.*/ |
17d98630 | 1063 | if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) == |
e315cd28 | 1064 | QLA_SUCCESS) |
f4f051eb | 1065 | ret = SUCCESS; |
1da177e4 | 1066 | |
f4f051eb | 1067 | eh_host_reset_lock: |
f4f051eb AV |
1068 | qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__, |
1069 | (ret == FAILED) ? "failed" : "succeded"); | |
1da177e4 | 1070 | |
f4f051eb AV |
1071 | return ret; |
1072 | } | |
1da177e4 LT |
1073 | |
1074 | /* | |
1075 | * qla2x00_loop_reset | |
1076 | * Issue loop reset. | |
1077 | * | |
1078 | * Input: | |
1079 | * ha = adapter block pointer. | |
1080 | * | |
1081 | * Returns: | |
1082 | * 0 = success | |
1083 | */ | |
a4722cf2 | 1084 | int |
e315cd28 | 1085 | qla2x00_loop_reset(scsi_qla_host_t *vha) |
1da177e4 | 1086 | { |
0c8c39af | 1087 | int ret; |
bdf79621 | 1088 | struct fc_port *fcport; |
e315cd28 | 1089 | struct qla_hw_data *ha = vha->hw; |
1da177e4 | 1090 | |
0d6e61bc | 1091 | if (ha->flags.enable_lip_full_login && !IS_QLA81XX(ha)) { |
e315cd28 | 1092 | ret = qla2x00_full_login_lip(vha); |
0c8c39af | 1093 | if (ret != QLA_SUCCESS) { |
749af3d5 | 1094 | DEBUG2_3(printk("%s(%ld): failed: " |
e315cd28 | 1095 | "full_login_lip=%d.\n", __func__, vha->host_no, |
0c8c39af | 1096 | ret)); |
749af3d5 AC |
1097 | } |
1098 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
1099 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
1100 | qla2x00_mark_all_devices_lost(vha, 0); | |
1101 | qla2x00_wait_for_loop_ready(vha); | |
0c8c39af AV |
1102 | } |
1103 | ||
0d6e61bc | 1104 | if (ha->flags.enable_lip_reset) { |
e315cd28 | 1105 | ret = qla2x00_lip_reset(vha); |
0c8c39af | 1106 | if (ret != QLA_SUCCESS) { |
749af3d5 | 1107 | DEBUG2_3(printk("%s(%ld): failed: " |
e315cd28 AC |
1108 | "lip_reset=%d.\n", __func__, vha->host_no, ret)); |
1109 | } else | |
1110 | qla2x00_wait_for_loop_ready(vha); | |
1da177e4 LT |
1111 | } |
1112 | ||
0c8c39af | 1113 | if (ha->flags.enable_target_reset) { |
e315cd28 | 1114 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
bdf79621 | 1115 | if (fcport->port_type != FCT_TARGET) |
1da177e4 LT |
1116 | continue; |
1117 | ||
2afa19a9 | 1118 | ret = ha->isp_ops->target_reset(fcport, 0, 0); |
0c8c39af AV |
1119 | if (ret != QLA_SUCCESS) { |
1120 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1121 | "target_reset=%d d_id=%x.\n", __func__, | |
e315cd28 | 1122 | vha->host_no, ret, fcport->d_id.b24)); |
0c8c39af | 1123 | } |
1da177e4 LT |
1124 | } |
1125 | } | |
1da177e4 | 1126 | /* Issue marker command only when we are going to start the I/O */ |
e315cd28 | 1127 | vha->marker_needed = 1; |
1da177e4 | 1128 | |
0c8c39af | 1129 | return QLA_SUCCESS; |
1da177e4 LT |
1130 | } |
1131 | ||
df4bf0bb | 1132 | void |
e315cd28 | 1133 | qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res) |
df4bf0bb | 1134 | { |
73208dfd | 1135 | int que, cnt; |
df4bf0bb AV |
1136 | unsigned long flags; |
1137 | srb_t *sp; | |
ac280b67 | 1138 | struct srb_ctx *ctx; |
e315cd28 | 1139 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 1140 | struct req_que *req; |
df4bf0bb AV |
1141 | |
1142 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
2afa19a9 | 1143 | for (que = 0; que < ha->max_req_queues; que++) { |
29bdccbe | 1144 | req = ha->req_q_map[que]; |
73208dfd AC |
1145 | if (!req) |
1146 | continue; | |
1147 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
1148 | sp = req->outstanding_cmds[cnt]; | |
e612d465 | 1149 | if (sp) { |
73208dfd | 1150 | req->outstanding_cmds[cnt] = NULL; |
ac280b67 AV |
1151 | if (!sp->ctx) { |
1152 | sp->cmd->result = res; | |
1153 | qla2x00_sp_compl(ha, sp); | |
1154 | } else { | |
1155 | ctx = sp->ctx; | |
1156 | del_timer_sync(&ctx->timer); | |
1157 | ctx->free(sp); | |
1158 | } | |
73208dfd | 1159 | } |
df4bf0bb AV |
1160 | } |
1161 | } | |
1162 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1163 | } | |
1164 | ||
f4f051eb AV |
1165 | static int |
1166 | qla2xxx_slave_alloc(struct scsi_device *sdev) | |
1da177e4 | 1167 | { |
bdf79621 | 1168 | struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); |
1da177e4 | 1169 | |
19a7b4ae | 1170 | if (!rport || fc_remote_port_chkready(rport)) |
f4f051eb | 1171 | return -ENXIO; |
bdf79621 | 1172 | |
19a7b4ae | 1173 | sdev->hostdata = *(fc_port_t **)rport->dd_data; |
1da177e4 | 1174 | |
f4f051eb AV |
1175 | return 0; |
1176 | } | |
1da177e4 | 1177 | |
f4f051eb AV |
1178 | static int |
1179 | qla2xxx_slave_configure(struct scsi_device *sdev) | |
1180 | { | |
e315cd28 AC |
1181 | scsi_qla_host_t *vha = shost_priv(sdev->host); |
1182 | struct qla_hw_data *ha = vha->hw; | |
8482e118 | 1183 | struct fc_rport *rport = starget_to_rport(sdev->sdev_target); |
8474f3a0 | 1184 | fc_port_t *fcport = *(fc_port_t **)rport->dd_data; |
2afa19a9 | 1185 | struct req_que *req = vha->req; |
8482e118 | 1186 | |
f4f051eb | 1187 | if (sdev->tagged_supported) |
73208dfd | 1188 | scsi_activate_tcq(sdev, req->max_q_depth); |
f4f051eb | 1189 | else |
73208dfd | 1190 | scsi_deactivate_tcq(sdev, req->max_q_depth); |
1da177e4 | 1191 | |
85821c90 | 1192 | rport->dev_loss_tmo = ha->port_down_retry_count; |
8474f3a0 SV |
1193 | if (sdev->type == TYPE_TAPE) |
1194 | fcport->flags |= FCF_TAPE_PRESENT; | |
8482e118 | 1195 | |
f4f051eb AV |
1196 | return 0; |
1197 | } | |
1da177e4 | 1198 | |
f4f051eb AV |
1199 | static void |
1200 | qla2xxx_slave_destroy(struct scsi_device *sdev) | |
1201 | { | |
1202 | sdev->hostdata = NULL; | |
1da177e4 LT |
1203 | } |
1204 | ||
c45dd305 GM |
1205 | static void qla2x00_handle_queue_full(struct scsi_device *sdev, int qdepth) |
1206 | { | |
1207 | fc_port_t *fcport = (struct fc_port *) sdev->hostdata; | |
1208 | ||
1209 | if (!scsi_track_queue_full(sdev, qdepth)) | |
1210 | return; | |
1211 | ||
1212 | DEBUG2(qla_printk(KERN_INFO, fcport->vha->hw, | |
1213 | "scsi(%ld:%d:%d:%d): Queue depth adjusted-down to %d.\n", | |
1214 | fcport->vha->host_no, sdev->channel, sdev->id, sdev->lun, | |
1215 | sdev->queue_depth)); | |
1216 | } | |
1217 | ||
1218 | static void qla2x00_adjust_sdev_qdepth_up(struct scsi_device *sdev, int qdepth) | |
1219 | { | |
1220 | fc_port_t *fcport = sdev->hostdata; | |
1221 | struct scsi_qla_host *vha = fcport->vha; | |
1222 | struct qla_hw_data *ha = vha->hw; | |
1223 | struct req_que *req = NULL; | |
1224 | ||
1225 | req = vha->req; | |
1226 | if (!req) | |
1227 | return; | |
1228 | ||
1229 | if (req->max_q_depth <= sdev->queue_depth || req->max_q_depth < qdepth) | |
1230 | return; | |
1231 | ||
1232 | if (sdev->ordered_tags) | |
1233 | scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, qdepth); | |
1234 | else | |
1235 | scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, qdepth); | |
1236 | ||
1237 | DEBUG2(qla_printk(KERN_INFO, ha, | |
1238 | "scsi(%ld:%d:%d:%d): Queue depth adjusted-up to %d.\n", | |
1239 | fcport->vha->host_no, sdev->channel, sdev->id, sdev->lun, | |
1240 | sdev->queue_depth)); | |
1241 | } | |
1242 | ||
ce7e4af7 | 1243 | static int |
e881a172 | 1244 | qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) |
ce7e4af7 | 1245 | { |
c45dd305 GM |
1246 | switch (reason) { |
1247 | case SCSI_QDEPTH_DEFAULT: | |
1248 | scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); | |
1249 | break; | |
1250 | case SCSI_QDEPTH_QFULL: | |
1251 | qla2x00_handle_queue_full(sdev, qdepth); | |
1252 | break; | |
1253 | case SCSI_QDEPTH_RAMP_UP: | |
1254 | qla2x00_adjust_sdev_qdepth_up(sdev, qdepth); | |
1255 | break; | |
1256 | default: | |
1257 | return EOPNOTSUPP; | |
1258 | } | |
e881a172 | 1259 | |
ce7e4af7 AV |
1260 | return sdev->queue_depth; |
1261 | } | |
1262 | ||
1263 | static int | |
1264 | qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type) | |
1265 | { | |
1266 | if (sdev->tagged_supported) { | |
1267 | scsi_set_tag_type(sdev, tag_type); | |
1268 | if (tag_type) | |
1269 | scsi_activate_tcq(sdev, sdev->queue_depth); | |
1270 | else | |
1271 | scsi_deactivate_tcq(sdev, sdev->queue_depth); | |
1272 | } else | |
1273 | tag_type = 0; | |
1274 | ||
1275 | return tag_type; | |
1276 | } | |
1277 | ||
1da177e4 LT |
1278 | /** |
1279 | * qla2x00_config_dma_addressing() - Configure OS DMA addressing method. | |
1280 | * @ha: HA context | |
1281 | * | |
1282 | * At exit, the @ha's flags.enable_64bit_addressing set to indicated | |
1283 | * supported addressing method. | |
1284 | */ | |
1285 | static void | |
53303c42 | 1286 | qla2x00_config_dma_addressing(struct qla_hw_data *ha) |
1da177e4 | 1287 | { |
7524f9b9 | 1288 | /* Assume a 32bit DMA mask. */ |
1da177e4 | 1289 | ha->flags.enable_64bit_addressing = 0; |
1da177e4 | 1290 | |
6a35528a | 1291 | if (!dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) { |
7524f9b9 AV |
1292 | /* Any upper-dword bits set? */ |
1293 | if (MSD(dma_get_required_mask(&ha->pdev->dev)) && | |
6a35528a | 1294 | !pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(64))) { |
7524f9b9 | 1295 | /* Ok, a 64bit DMA mask is applicable. */ |
1da177e4 | 1296 | ha->flags.enable_64bit_addressing = 1; |
fd34f556 AV |
1297 | ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64; |
1298 | ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64; | |
7524f9b9 | 1299 | return; |
1da177e4 | 1300 | } |
1da177e4 | 1301 | } |
7524f9b9 | 1302 | |
284901a9 YH |
1303 | dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32)); |
1304 | pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(32)); | |
1da177e4 LT |
1305 | } |
1306 | ||
fd34f556 | 1307 | static void |
e315cd28 | 1308 | qla2x00_enable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1309 | { |
1310 | unsigned long flags = 0; | |
1311 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1312 | ||
1313 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1314 | ha->interrupts_on = 1; | |
1315 | /* enable risc and host interrupts */ | |
1316 | WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC); | |
1317 | RD_REG_WORD(®->ictrl); | |
1318 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1319 | ||
1320 | } | |
1321 | ||
1322 | static void | |
e315cd28 | 1323 | qla2x00_disable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1324 | { |
1325 | unsigned long flags = 0; | |
1326 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1327 | ||
1328 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1329 | ha->interrupts_on = 0; | |
1330 | /* disable risc and host interrupts */ | |
1331 | WRT_REG_WORD(®->ictrl, 0); | |
1332 | RD_REG_WORD(®->ictrl); | |
1333 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1334 | } | |
1335 | ||
1336 | static void | |
e315cd28 | 1337 | qla24xx_enable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1338 | { |
1339 | unsigned long flags = 0; | |
1340 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1341 | ||
1342 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1343 | ha->interrupts_on = 1; | |
1344 | WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT); | |
1345 | RD_REG_DWORD(®->ictrl); | |
1346 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1347 | } | |
1348 | ||
1349 | static void | |
e315cd28 | 1350 | qla24xx_disable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1351 | { |
1352 | unsigned long flags = 0; | |
1353 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1354 | ||
124f85e6 AV |
1355 | if (IS_NOPOLLING_TYPE(ha)) |
1356 | return; | |
fd34f556 AV |
1357 | spin_lock_irqsave(&ha->hardware_lock, flags); |
1358 | ha->interrupts_on = 0; | |
1359 | WRT_REG_DWORD(®->ictrl, 0); | |
1360 | RD_REG_DWORD(®->ictrl); | |
1361 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1362 | } | |
1363 | ||
1364 | static struct isp_operations qla2100_isp_ops = { | |
1365 | .pci_config = qla2100_pci_config, | |
1366 | .reset_chip = qla2x00_reset_chip, | |
1367 | .chip_diag = qla2x00_chip_diag, | |
1368 | .config_rings = qla2x00_config_rings, | |
1369 | .reset_adapter = qla2x00_reset_adapter, | |
1370 | .nvram_config = qla2x00_nvram_config, | |
1371 | .update_fw_options = qla2x00_update_fw_options, | |
1372 | .load_risc = qla2x00_load_risc, | |
1373 | .pci_info_str = qla2x00_pci_info_str, | |
1374 | .fw_version_str = qla2x00_fw_version_str, | |
1375 | .intr_handler = qla2100_intr_handler, | |
1376 | .enable_intrs = qla2x00_enable_intrs, | |
1377 | .disable_intrs = qla2x00_disable_intrs, | |
1378 | .abort_command = qla2x00_abort_command, | |
523ec773 AV |
1379 | .target_reset = qla2x00_abort_target, |
1380 | .lun_reset = qla2x00_lun_reset, | |
fd34f556 AV |
1381 | .fabric_login = qla2x00_login_fabric, |
1382 | .fabric_logout = qla2x00_fabric_logout, | |
1383 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1384 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1385 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1386 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1387 | .read_nvram = qla2x00_read_nvram_data, | |
1388 | .write_nvram = qla2x00_write_nvram_data, | |
1389 | .fw_dump = qla2100_fw_dump, | |
1390 | .beacon_on = NULL, | |
1391 | .beacon_off = NULL, | |
1392 | .beacon_blink = NULL, | |
1393 | .read_optrom = qla2x00_read_optrom_data, | |
1394 | .write_optrom = qla2x00_write_optrom_data, | |
1395 | .get_flash_version = qla2x00_get_flash_version, | |
e315cd28 | 1396 | .start_scsi = qla2x00_start_scsi, |
fd34f556 AV |
1397 | }; |
1398 | ||
1399 | static struct isp_operations qla2300_isp_ops = { | |
1400 | .pci_config = qla2300_pci_config, | |
1401 | .reset_chip = qla2x00_reset_chip, | |
1402 | .chip_diag = qla2x00_chip_diag, | |
1403 | .config_rings = qla2x00_config_rings, | |
1404 | .reset_adapter = qla2x00_reset_adapter, | |
1405 | .nvram_config = qla2x00_nvram_config, | |
1406 | .update_fw_options = qla2x00_update_fw_options, | |
1407 | .load_risc = qla2x00_load_risc, | |
1408 | .pci_info_str = qla2x00_pci_info_str, | |
1409 | .fw_version_str = qla2x00_fw_version_str, | |
1410 | .intr_handler = qla2300_intr_handler, | |
1411 | .enable_intrs = qla2x00_enable_intrs, | |
1412 | .disable_intrs = qla2x00_disable_intrs, | |
1413 | .abort_command = qla2x00_abort_command, | |
523ec773 AV |
1414 | .target_reset = qla2x00_abort_target, |
1415 | .lun_reset = qla2x00_lun_reset, | |
fd34f556 AV |
1416 | .fabric_login = qla2x00_login_fabric, |
1417 | .fabric_logout = qla2x00_fabric_logout, | |
1418 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1419 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1420 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1421 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1422 | .read_nvram = qla2x00_read_nvram_data, | |
1423 | .write_nvram = qla2x00_write_nvram_data, | |
1424 | .fw_dump = qla2300_fw_dump, | |
1425 | .beacon_on = qla2x00_beacon_on, | |
1426 | .beacon_off = qla2x00_beacon_off, | |
1427 | .beacon_blink = qla2x00_beacon_blink, | |
1428 | .read_optrom = qla2x00_read_optrom_data, | |
1429 | .write_optrom = qla2x00_write_optrom_data, | |
1430 | .get_flash_version = qla2x00_get_flash_version, | |
e315cd28 | 1431 | .start_scsi = qla2x00_start_scsi, |
fd34f556 AV |
1432 | }; |
1433 | ||
1434 | static struct isp_operations qla24xx_isp_ops = { | |
1435 | .pci_config = qla24xx_pci_config, | |
1436 | .reset_chip = qla24xx_reset_chip, | |
1437 | .chip_diag = qla24xx_chip_diag, | |
1438 | .config_rings = qla24xx_config_rings, | |
1439 | .reset_adapter = qla24xx_reset_adapter, | |
1440 | .nvram_config = qla24xx_nvram_config, | |
1441 | .update_fw_options = qla24xx_update_fw_options, | |
1442 | .load_risc = qla24xx_load_risc, | |
1443 | .pci_info_str = qla24xx_pci_info_str, | |
1444 | .fw_version_str = qla24xx_fw_version_str, | |
1445 | .intr_handler = qla24xx_intr_handler, | |
1446 | .enable_intrs = qla24xx_enable_intrs, | |
1447 | .disable_intrs = qla24xx_disable_intrs, | |
1448 | .abort_command = qla24xx_abort_command, | |
523ec773 AV |
1449 | .target_reset = qla24xx_abort_target, |
1450 | .lun_reset = qla24xx_lun_reset, | |
fd34f556 AV |
1451 | .fabric_login = qla24xx_login_fabric, |
1452 | .fabric_logout = qla24xx_fabric_logout, | |
1453 | .calc_req_entries = NULL, | |
1454 | .build_iocbs = NULL, | |
1455 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1456 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1457 | .read_nvram = qla24xx_read_nvram_data, | |
1458 | .write_nvram = qla24xx_write_nvram_data, | |
1459 | .fw_dump = qla24xx_fw_dump, | |
1460 | .beacon_on = qla24xx_beacon_on, | |
1461 | .beacon_off = qla24xx_beacon_off, | |
1462 | .beacon_blink = qla24xx_beacon_blink, | |
1463 | .read_optrom = qla24xx_read_optrom_data, | |
1464 | .write_optrom = qla24xx_write_optrom_data, | |
1465 | .get_flash_version = qla24xx_get_flash_version, | |
e315cd28 | 1466 | .start_scsi = qla24xx_start_scsi, |
fd34f556 AV |
1467 | }; |
1468 | ||
c3a2f0df AV |
1469 | static struct isp_operations qla25xx_isp_ops = { |
1470 | .pci_config = qla25xx_pci_config, | |
1471 | .reset_chip = qla24xx_reset_chip, | |
1472 | .chip_diag = qla24xx_chip_diag, | |
1473 | .config_rings = qla24xx_config_rings, | |
1474 | .reset_adapter = qla24xx_reset_adapter, | |
1475 | .nvram_config = qla24xx_nvram_config, | |
1476 | .update_fw_options = qla24xx_update_fw_options, | |
1477 | .load_risc = qla24xx_load_risc, | |
1478 | .pci_info_str = qla24xx_pci_info_str, | |
1479 | .fw_version_str = qla24xx_fw_version_str, | |
1480 | .intr_handler = qla24xx_intr_handler, | |
1481 | .enable_intrs = qla24xx_enable_intrs, | |
1482 | .disable_intrs = qla24xx_disable_intrs, | |
1483 | .abort_command = qla24xx_abort_command, | |
523ec773 AV |
1484 | .target_reset = qla24xx_abort_target, |
1485 | .lun_reset = qla24xx_lun_reset, | |
c3a2f0df AV |
1486 | .fabric_login = qla24xx_login_fabric, |
1487 | .fabric_logout = qla24xx_fabric_logout, | |
1488 | .calc_req_entries = NULL, | |
1489 | .build_iocbs = NULL, | |
1490 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1491 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1492 | .read_nvram = qla25xx_read_nvram_data, | |
1493 | .write_nvram = qla25xx_write_nvram_data, | |
1494 | .fw_dump = qla25xx_fw_dump, | |
1495 | .beacon_on = qla24xx_beacon_on, | |
1496 | .beacon_off = qla24xx_beacon_off, | |
1497 | .beacon_blink = qla24xx_beacon_blink, | |
338c9161 | 1498 | .read_optrom = qla25xx_read_optrom_data, |
c3a2f0df AV |
1499 | .write_optrom = qla24xx_write_optrom_data, |
1500 | .get_flash_version = qla24xx_get_flash_version, | |
e315cd28 | 1501 | .start_scsi = qla24xx_start_scsi, |
c3a2f0df AV |
1502 | }; |
1503 | ||
3a03eb79 AV |
1504 | static struct isp_operations qla81xx_isp_ops = { |
1505 | .pci_config = qla25xx_pci_config, | |
1506 | .reset_chip = qla24xx_reset_chip, | |
1507 | .chip_diag = qla24xx_chip_diag, | |
1508 | .config_rings = qla24xx_config_rings, | |
1509 | .reset_adapter = qla24xx_reset_adapter, | |
1510 | .nvram_config = qla81xx_nvram_config, | |
1511 | .update_fw_options = qla81xx_update_fw_options, | |
eaac30be | 1512 | .load_risc = qla81xx_load_risc, |
3a03eb79 AV |
1513 | .pci_info_str = qla24xx_pci_info_str, |
1514 | .fw_version_str = qla24xx_fw_version_str, | |
1515 | .intr_handler = qla24xx_intr_handler, | |
1516 | .enable_intrs = qla24xx_enable_intrs, | |
1517 | .disable_intrs = qla24xx_disable_intrs, | |
1518 | .abort_command = qla24xx_abort_command, | |
1519 | .target_reset = qla24xx_abort_target, | |
1520 | .lun_reset = qla24xx_lun_reset, | |
1521 | .fabric_login = qla24xx_login_fabric, | |
1522 | .fabric_logout = qla24xx_fabric_logout, | |
1523 | .calc_req_entries = NULL, | |
1524 | .build_iocbs = NULL, | |
1525 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1526 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
3d79038f AV |
1527 | .read_nvram = NULL, |
1528 | .write_nvram = NULL, | |
3a03eb79 AV |
1529 | .fw_dump = qla81xx_fw_dump, |
1530 | .beacon_on = qla24xx_beacon_on, | |
1531 | .beacon_off = qla24xx_beacon_off, | |
1532 | .beacon_blink = qla24xx_beacon_blink, | |
1533 | .read_optrom = qla25xx_read_optrom_data, | |
1534 | .write_optrom = qla24xx_write_optrom_data, | |
1535 | .get_flash_version = qla24xx_get_flash_version, | |
1536 | .start_scsi = qla24xx_start_scsi, | |
3a03eb79 AV |
1537 | }; |
1538 | ||
ea5b6382 | 1539 | static inline void |
e315cd28 | 1540 | qla2x00_set_isp_flags(struct qla_hw_data *ha) |
ea5b6382 AV |
1541 | { |
1542 | ha->device_type = DT_EXTENDED_IDS; | |
1543 | switch (ha->pdev->device) { | |
1544 | case PCI_DEVICE_ID_QLOGIC_ISP2100: | |
1545 | ha->device_type |= DT_ISP2100; | |
1546 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1547 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 AV |
1548 | break; |
1549 | case PCI_DEVICE_ID_QLOGIC_ISP2200: | |
1550 | ha->device_type |= DT_ISP2200; | |
1551 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1552 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 AV |
1553 | break; |
1554 | case PCI_DEVICE_ID_QLOGIC_ISP2300: | |
1555 | ha->device_type |= DT_ISP2300; | |
4a59f71d | 1556 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1557 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1558 | break; |
1559 | case PCI_DEVICE_ID_QLOGIC_ISP2312: | |
1560 | ha->device_type |= DT_ISP2312; | |
4a59f71d | 1561 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1562 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1563 | break; |
1564 | case PCI_DEVICE_ID_QLOGIC_ISP2322: | |
1565 | ha->device_type |= DT_ISP2322; | |
4a59f71d | 1566 | ha->device_type |= DT_ZIO_SUPPORTED; |
ea5b6382 AV |
1567 | if (ha->pdev->subsystem_vendor == 0x1028 && |
1568 | ha->pdev->subsystem_device == 0x0170) | |
1569 | ha->device_type |= DT_OEM_001; | |
441d1072 | 1570 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1571 | break; |
1572 | case PCI_DEVICE_ID_QLOGIC_ISP6312: | |
1573 | ha->device_type |= DT_ISP6312; | |
441d1072 | 1574 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1575 | break; |
1576 | case PCI_DEVICE_ID_QLOGIC_ISP6322: | |
1577 | ha->device_type |= DT_ISP6322; | |
441d1072 | 1578 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 AV |
1579 | break; |
1580 | case PCI_DEVICE_ID_QLOGIC_ISP2422: | |
1581 | ha->device_type |= DT_ISP2422; | |
4a59f71d | 1582 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1583 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1584 | ha->device_type |= DT_IIDMA; |
441d1072 | 1585 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 AV |
1586 | break; |
1587 | case PCI_DEVICE_ID_QLOGIC_ISP2432: | |
1588 | ha->device_type |= DT_ISP2432; | |
4a59f71d | 1589 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1590 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1591 | ha->device_type |= DT_IIDMA; |
441d1072 | 1592 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1593 | break; |
4d4df193 HK |
1594 | case PCI_DEVICE_ID_QLOGIC_ISP8432: |
1595 | ha->device_type |= DT_ISP8432; | |
1596 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1597 | ha->device_type |= DT_FWI2; | |
1598 | ha->device_type |= DT_IIDMA; | |
1599 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; | |
1600 | break; | |
044cc6c8 AV |
1601 | case PCI_DEVICE_ID_QLOGIC_ISP5422: |
1602 | ha->device_type |= DT_ISP5422; | |
e428924c | 1603 | ha->device_type |= DT_FWI2; |
441d1072 | 1604 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1605 | break; |
044cc6c8 AV |
1606 | case PCI_DEVICE_ID_QLOGIC_ISP5432: |
1607 | ha->device_type |= DT_ISP5432; | |
e428924c | 1608 | ha->device_type |= DT_FWI2; |
441d1072 | 1609 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1610 | break; |
c3a2f0df AV |
1611 | case PCI_DEVICE_ID_QLOGIC_ISP2532: |
1612 | ha->device_type |= DT_ISP2532; | |
1613 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1614 | ha->device_type |= DT_FWI2; | |
1615 | ha->device_type |= DT_IIDMA; | |
441d1072 | 1616 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1617 | break; |
3a03eb79 AV |
1618 | case PCI_DEVICE_ID_QLOGIC_ISP8001: |
1619 | ha->device_type |= DT_ISP8001; | |
1620 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1621 | ha->device_type |= DT_FWI2; | |
1622 | ha->device_type |= DT_IIDMA; | |
1623 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; | |
1624 | break; | |
ea5b6382 | 1625 | } |
e5b68a61 AC |
1626 | |
1627 | /* Get adapter physical port no from interrupt pin register. */ | |
1628 | pci_read_config_byte(ha->pdev, PCI_INTERRUPT_PIN, &ha->port_no); | |
1629 | if (ha->port_no & 1) | |
1630 | ha->flags.port0 = 1; | |
1631 | else | |
1632 | ha->flags.port0 = 0; | |
ea5b6382 AV |
1633 | } |
1634 | ||
1da177e4 | 1635 | static int |
e315cd28 | 1636 | qla2x00_iospace_config(struct qla_hw_data *ha) |
1da177e4 | 1637 | { |
3776541d | 1638 | resource_size_t pio; |
73208dfd | 1639 | uint16_t msix; |
68ca949c | 1640 | int cpus; |
1da177e4 | 1641 | |
285d0321 AV |
1642 | if (pci_request_selected_regions(ha->pdev, ha->bars, |
1643 | QLA2XXX_DRIVER_NAME)) { | |
1644 | qla_printk(KERN_WARNING, ha, | |
1645 | "Failed to reserve PIO/MMIO regions (%s)\n", | |
1646 | pci_name(ha->pdev)); | |
1647 | ||
1648 | goto iospace_error_exit; | |
1649 | } | |
1650 | if (!(ha->bars & 1)) | |
1651 | goto skip_pio; | |
1652 | ||
1da177e4 LT |
1653 | /* We only need PIO for Flash operations on ISP2312 v2 chips. */ |
1654 | pio = pci_resource_start(ha->pdev, 0); | |
3776541d AV |
1655 | if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) { |
1656 | if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) { | |
1da177e4 LT |
1657 | qla_printk(KERN_WARNING, ha, |
1658 | "Invalid PCI I/O region size (%s)...\n", | |
1659 | pci_name(ha->pdev)); | |
1660 | pio = 0; | |
1661 | } | |
1662 | } else { | |
1663 | qla_printk(KERN_WARNING, ha, | |
1664 | "region #0 not a PIO resource (%s)...\n", | |
1665 | pci_name(ha->pdev)); | |
1666 | pio = 0; | |
1667 | } | |
285d0321 | 1668 | ha->pio_address = pio; |
1da177e4 | 1669 | |
285d0321 | 1670 | skip_pio: |
1da177e4 | 1671 | /* Use MMIO operations for all accesses. */ |
3776541d | 1672 | if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) { |
1da177e4 | 1673 | qla_printk(KERN_ERR, ha, |
3776541d | 1674 | "region #1 not an MMIO resource (%s), aborting\n", |
1da177e4 LT |
1675 | pci_name(ha->pdev)); |
1676 | goto iospace_error_exit; | |
1677 | } | |
3776541d | 1678 | if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) { |
1da177e4 LT |
1679 | qla_printk(KERN_ERR, ha, |
1680 | "Invalid PCI mem region size (%s), aborting\n", | |
1681 | pci_name(ha->pdev)); | |
1682 | goto iospace_error_exit; | |
1683 | } | |
1684 | ||
3776541d | 1685 | ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN); |
1da177e4 LT |
1686 | if (!ha->iobase) { |
1687 | qla_printk(KERN_ERR, ha, | |
1688 | "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev)); | |
1689 | ||
1690 | goto iospace_error_exit; | |
1691 | } | |
1692 | ||
73208dfd | 1693 | /* Determine queue resources */ |
2afa19a9 | 1694 | ha->max_req_queues = ha->max_rsp_queues = 1; |
68ca949c | 1695 | if ((ql2xmaxqueues <= 1 || ql2xmultique_tag < 1) && |
2afa19a9 | 1696 | (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))) |
17d98630 AC |
1697 | goto mqiobase_exit; |
1698 | ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3), | |
1699 | pci_resource_len(ha->pdev, 3)); | |
1700 | if (ha->mqiobase) { | |
1701 | /* Read MSIX vector size of the board */ | |
1702 | pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix); | |
1703 | ha->msix_count = msix; | |
68ca949c AC |
1704 | /* Max queues are bounded by available msix vectors */ |
1705 | /* queue 0 uses two msix vectors */ | |
1706 | if (ql2xmultique_tag) { | |
1707 | cpus = num_online_cpus(); | |
27dc9c5a | 1708 | ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ? |
68ca949c AC |
1709 | (cpus + 1) : (ha->msix_count - 1); |
1710 | ha->max_req_queues = 2; | |
1711 | } else if (ql2xmaxqueues > 1) { | |
2afa19a9 AC |
1712 | ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ? |
1713 | QLA_MQ_SIZE : ql2xmaxqueues; | |
1714 | DEBUG2(qla_printk(KERN_INFO, ha, "QoS mode set, max no" | |
1715 | " of request queues:%d\n", ha->max_req_queues)); | |
1716 | } | |
68ca949c AC |
1717 | qla_printk(KERN_INFO, ha, |
1718 | "MSI-X vector count: %d\n", msix); | |
2afa19a9 AC |
1719 | } else |
1720 | qla_printk(KERN_INFO, ha, "BAR 3 not enabled\n"); | |
17d98630 AC |
1721 | |
1722 | mqiobase_exit: | |
2afa19a9 | 1723 | ha->msix_count = ha->max_rsp_queues + 1; |
1da177e4 LT |
1724 | return (0); |
1725 | ||
1726 | iospace_error_exit: | |
1727 | return (-ENOMEM); | |
1728 | } | |
1729 | ||
1e99e33a AV |
1730 | static void |
1731 | qla2xxx_scan_start(struct Scsi_Host *shost) | |
1732 | { | |
e315cd28 | 1733 | scsi_qla_host_t *vha = shost_priv(shost); |
1e99e33a | 1734 | |
cbc8eb67 AV |
1735 | if (vha->hw->flags.running_gold_fw) |
1736 | return; | |
1737 | ||
e315cd28 AC |
1738 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
1739 | set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); | |
1740 | set_bit(RSCN_UPDATE, &vha->dpc_flags); | |
1741 | set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags); | |
1e99e33a AV |
1742 | } |
1743 | ||
1744 | static int | |
1745 | qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time) | |
1746 | { | |
e315cd28 | 1747 | scsi_qla_host_t *vha = shost_priv(shost); |
1e99e33a | 1748 | |
e315cd28 | 1749 | if (!vha->host) |
1e99e33a | 1750 | return 1; |
e315cd28 | 1751 | if (time > vha->hw->loop_reset_delay * HZ) |
1e99e33a AV |
1752 | return 1; |
1753 | ||
e315cd28 | 1754 | return atomic_read(&vha->loop_state) == LOOP_READY; |
1e99e33a AV |
1755 | } |
1756 | ||
1da177e4 LT |
1757 | /* |
1758 | * PCI driver interface | |
1759 | */ | |
7ee61397 AV |
1760 | static int __devinit |
1761 | qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) | |
1da177e4 | 1762 | { |
a1541d5a | 1763 | int ret = -ENODEV; |
1da177e4 | 1764 | struct Scsi_Host *host; |
e315cd28 AC |
1765 | scsi_qla_host_t *base_vha = NULL; |
1766 | struct qla_hw_data *ha; | |
29856e28 | 1767 | char pci_info[30]; |
1da177e4 | 1768 | char fw_str[30]; |
5433383e | 1769 | struct scsi_host_template *sht; |
c51da4ec | 1770 | int bars, max_id, mem_only = 0; |
e315cd28 | 1771 | uint16_t req_length = 0, rsp_length = 0; |
73208dfd AC |
1772 | struct req_que *req = NULL; |
1773 | struct rsp_que *rsp = NULL; | |
1da177e4 | 1774 | |
285d0321 | 1775 | bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO); |
a5326f86 | 1776 | sht = &qla2xxx_driver_template; |
5433383e | 1777 | if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 || |
8bc69e7d | 1778 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 || |
4d4df193 | 1779 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 || |
8bc69e7d | 1780 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 || |
c3a2f0df | 1781 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 || |
3a03eb79 AV |
1782 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 || |
1783 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001) { | |
285d0321 | 1784 | bars = pci_select_bars(pdev, IORESOURCE_MEM); |
09483916 | 1785 | mem_only = 1; |
285d0321 AV |
1786 | } |
1787 | ||
09483916 BH |
1788 | if (mem_only) { |
1789 | if (pci_enable_device_mem(pdev)) | |
1790 | goto probe_out; | |
1791 | } else { | |
1792 | if (pci_enable_device(pdev)) | |
1793 | goto probe_out; | |
1794 | } | |
285d0321 | 1795 | |
0927678f JB |
1796 | /* This may fail but that's ok */ |
1797 | pci_enable_pcie_error_reporting(pdev); | |
285d0321 | 1798 | |
e315cd28 AC |
1799 | ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL); |
1800 | if (!ha) { | |
1801 | DEBUG(printk("Unable to allocate memory for ha\n")); | |
1802 | goto probe_out; | |
1da177e4 | 1803 | } |
e315cd28 | 1804 | ha->pdev = pdev; |
1da177e4 LT |
1805 | |
1806 | /* Clear our data area */ | |
285d0321 | 1807 | ha->bars = bars; |
09483916 | 1808 | ha->mem_only = mem_only; |
df4bf0bb | 1809 | spin_lock_init(&ha->hardware_lock); |
1da177e4 | 1810 | |
ea5b6382 AV |
1811 | /* Set ISP-type information. */ |
1812 | qla2x00_set_isp_flags(ha); | |
1da177e4 LT |
1813 | /* Configure PCI I/O space */ |
1814 | ret = qla2x00_iospace_config(ha); | |
a1541d5a | 1815 | if (ret) |
e315cd28 | 1816 | goto probe_hw_failed; |
1da177e4 | 1817 | |
1da177e4 | 1818 | qla_printk(KERN_INFO, ha, |
5433383e AV |
1819 | "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq, |
1820 | ha->iobase); | |
1da177e4 | 1821 | |
1da177e4 | 1822 | ha->prev_topology = 0; |
fca29703 | 1823 | ha->init_cb_size = sizeof(init_cb_t); |
d8b45213 | 1824 | ha->link_data_rate = PORT_SPEED_UNKNOWN; |
854165f4 | 1825 | ha->optrom_size = OPTROM_SIZE_2300; |
1da177e4 | 1826 | |
abbd8870 | 1827 | /* Assign ISP specific operations. */ |
e315cd28 | 1828 | max_id = MAX_TARGETS_2200; |
1da177e4 | 1829 | if (IS_QLA2100(ha)) { |
e315cd28 | 1830 | max_id = MAX_TARGETS_2100; |
1da177e4 | 1831 | ha->mbx_count = MAILBOX_REGISTER_COUNT_2100; |
e315cd28 AC |
1832 | req_length = REQUEST_ENTRY_CNT_2100; |
1833 | rsp_length = RESPONSE_ENTRY_CNT_2100; | |
1834 | ha->max_loop_id = SNS_LAST_LOOP_ID_2100; | |
abbd8870 | 1835 | ha->gid_list_info_size = 4; |
3a03eb79 AV |
1836 | ha->flash_conf_off = ~0; |
1837 | ha->flash_data_off = ~0; | |
1838 | ha->nvram_conf_off = ~0; | |
1839 | ha->nvram_data_off = ~0; | |
fd34f556 | 1840 | ha->isp_ops = &qla2100_isp_ops; |
1da177e4 | 1841 | } else if (IS_QLA2200(ha)) { |
1da177e4 | 1842 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1843 | req_length = REQUEST_ENTRY_CNT_2200; |
1844 | rsp_length = RESPONSE_ENTRY_CNT_2100; | |
1845 | ha->max_loop_id = SNS_LAST_LOOP_ID_2100; | |
abbd8870 | 1846 | ha->gid_list_info_size = 4; |
3a03eb79 AV |
1847 | ha->flash_conf_off = ~0; |
1848 | ha->flash_data_off = ~0; | |
1849 | ha->nvram_conf_off = ~0; | |
1850 | ha->nvram_data_off = ~0; | |
fd34f556 | 1851 | ha->isp_ops = &qla2100_isp_ops; |
fca29703 | 1852 | } else if (IS_QLA23XX(ha)) { |
1da177e4 | 1853 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1854 | req_length = REQUEST_ENTRY_CNT_2200; |
1855 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1856 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
abbd8870 | 1857 | ha->gid_list_info_size = 6; |
854165f4 AV |
1858 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
1859 | ha->optrom_size = OPTROM_SIZE_2322; | |
3a03eb79 AV |
1860 | ha->flash_conf_off = ~0; |
1861 | ha->flash_data_off = ~0; | |
1862 | ha->nvram_conf_off = ~0; | |
1863 | ha->nvram_data_off = ~0; | |
fd34f556 | 1864 | ha->isp_ops = &qla2300_isp_ops; |
4d4df193 | 1865 | } else if (IS_QLA24XX_TYPE(ha)) { |
fca29703 | 1866 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1867 | req_length = REQUEST_ENTRY_CNT_24XX; |
1868 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1869 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
2c3dfe3f | 1870 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); |
fca29703 | 1871 | ha->gid_list_info_size = 8; |
854165f4 | 1872 | ha->optrom_size = OPTROM_SIZE_24XX; |
73208dfd | 1873 | ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX; |
fd34f556 | 1874 | ha->isp_ops = &qla24xx_isp_ops; |
3a03eb79 AV |
1875 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; |
1876 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA; | |
1877 | ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; | |
1878 | ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; | |
c3a2f0df | 1879 | } else if (IS_QLA25XX(ha)) { |
c3a2f0df | 1880 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1881 | req_length = REQUEST_ENTRY_CNT_24XX; |
1882 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1883 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
c3a2f0df | 1884 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); |
c3a2f0df AV |
1885 | ha->gid_list_info_size = 8; |
1886 | ha->optrom_size = OPTROM_SIZE_25XX; | |
73208dfd | 1887 | ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; |
c3a2f0df | 1888 | ha->isp_ops = &qla25xx_isp_ops; |
3a03eb79 AV |
1889 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; |
1890 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA; | |
1891 | ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; | |
1892 | ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; | |
1893 | } else if (IS_QLA81XX(ha)) { | |
1894 | ha->mbx_count = MAILBOX_REGISTER_COUNT; | |
1895 | req_length = REQUEST_ENTRY_CNT_24XX; | |
1896 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1897 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
1898 | ha->init_cb_size = sizeof(struct mid_init_cb_81xx); | |
1899 | ha->gid_list_info_size = 8; | |
1900 | ha->optrom_size = OPTROM_SIZE_81XX; | |
40859ae5 | 1901 | ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; |
3a03eb79 AV |
1902 | ha->isp_ops = &qla81xx_isp_ops; |
1903 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX; | |
1904 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX; | |
1905 | ha->nvram_conf_off = ~0; | |
1906 | ha->nvram_data_off = ~0; | |
1da177e4 | 1907 | } |
1da177e4 | 1908 | |
6c2f527c | 1909 | mutex_init(&ha->vport_lock); |
0b05a1f0 MB |
1910 | init_completion(&ha->mbx_cmd_comp); |
1911 | complete(&ha->mbx_cmd_comp); | |
1912 | init_completion(&ha->mbx_intr_comp); | |
1da177e4 | 1913 | |
2c3dfe3f | 1914 | set_bit(0, (unsigned long *) ha->vp_idx_map); |
1da177e4 | 1915 | |
53303c42 | 1916 | qla2x00_config_dma_addressing(ha); |
73208dfd | 1917 | ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp); |
e315cd28 | 1918 | if (!ret) { |
1da177e4 LT |
1919 | qla_printk(KERN_WARNING, ha, |
1920 | "[ERROR] Failed to allocate memory for adapter\n"); | |
1921 | ||
e315cd28 AC |
1922 | goto probe_hw_failed; |
1923 | } | |
1924 | ||
73208dfd | 1925 | req->max_q_depth = MAX_Q_DEPTH; |
e315cd28 | 1926 | if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU) |
73208dfd AC |
1927 | req->max_q_depth = ql2xmaxqdepth; |
1928 | ||
e315cd28 AC |
1929 | |
1930 | base_vha = qla2x00_create_host(sht, ha); | |
1931 | if (!base_vha) { | |
1932 | qla_printk(KERN_WARNING, ha, | |
1933 | "[ERROR] Failed to allocate memory for scsi_host\n"); | |
1934 | ||
a1541d5a | 1935 | ret = -ENOMEM; |
6e9f21f3 | 1936 | qla2x00_mem_free(ha); |
2afa19a9 AC |
1937 | qla2x00_free_req_que(ha, req); |
1938 | qla2x00_free_rsp_que(ha, rsp); | |
e315cd28 | 1939 | goto probe_hw_failed; |
1da177e4 LT |
1940 | } |
1941 | ||
e315cd28 AC |
1942 | pci_set_drvdata(pdev, base_vha); |
1943 | ||
e315cd28 | 1944 | host = base_vha->host; |
2afa19a9 | 1945 | base_vha->req = req; |
73208dfd AC |
1946 | host->can_queue = req->length + 128; |
1947 | if (IS_QLA2XXX_MIDTYPE(ha)) | |
e315cd28 | 1948 | base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx; |
73208dfd | 1949 | else |
e315cd28 AC |
1950 | base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER + |
1951 | base_vha->vp_idx; | |
e315cd28 AC |
1952 | if (IS_QLA2100(ha)) |
1953 | host->sg_tablesize = 32; | |
1954 | host->max_id = max_id; | |
1955 | host->this_id = 255; | |
1956 | host->cmd_per_lun = 3; | |
1957 | host->unique_id = host->host_no; | |
1958 | host->max_cmd_len = MAX_CMDSZ; | |
1959 | host->max_channel = MAX_BUSES - 1; | |
1960 | host->max_lun = MAX_LUNS; | |
1961 | host->transportt = qla2xxx_transport_template; | |
1962 | ||
73208dfd AC |
1963 | /* Set up the irqs */ |
1964 | ret = qla2x00_request_irqs(ha, rsp); | |
1965 | if (ret) | |
6e9f21f3 | 1966 | goto probe_init_failed; |
73208dfd | 1967 | /* Alloc arrays of request and response ring ptrs */ |
7163ea81 | 1968 | que_init: |
73208dfd AC |
1969 | if (!qla2x00_alloc_queues(ha)) { |
1970 | qla_printk(KERN_WARNING, ha, | |
1971 | "[ERROR] Failed to allocate memory for queue" | |
1972 | " pointers\n"); | |
6e9f21f3 | 1973 | goto probe_init_failed; |
73208dfd AC |
1974 | } |
1975 | ha->rsp_q_map[0] = rsp; | |
1976 | ha->req_q_map[0] = req; | |
2afa19a9 AC |
1977 | rsp->req = req; |
1978 | req->rsp = rsp; | |
1979 | set_bit(0, ha->req_qid_map); | |
1980 | set_bit(0, ha->rsp_qid_map); | |
08029990 AV |
1981 | /* FWI2-capable only. */ |
1982 | req->req_q_in = &ha->iobase->isp24.req_q_in; | |
1983 | req->req_q_out = &ha->iobase->isp24.req_q_out; | |
1984 | rsp->rsp_q_in = &ha->iobase->isp24.rsp_q_in; | |
1985 | rsp->rsp_q_out = &ha->iobase->isp24.rsp_q_out; | |
17d98630 | 1986 | if (ha->mqenable) { |
08029990 AV |
1987 | req->req_q_in = &ha->mqiobase->isp25mq.req_q_in; |
1988 | req->req_q_out = &ha->mqiobase->isp25mq.req_q_out; | |
1989 | rsp->rsp_q_in = &ha->mqiobase->isp25mq.rsp_q_in; | |
1990 | rsp->rsp_q_out = &ha->mqiobase->isp25mq.rsp_q_out; | |
17d98630 AC |
1991 | } |
1992 | ||
e315cd28 | 1993 | if (qla2x00_initialize_adapter(base_vha)) { |
1da177e4 LT |
1994 | qla_printk(KERN_WARNING, ha, |
1995 | "Failed to initialize adapter\n"); | |
1996 | ||
1997 | DEBUG2(printk("scsi(%ld): Failed to initialize adapter - " | |
1998 | "Adapter flags %x.\n", | |
e315cd28 | 1999 | base_vha->host_no, base_vha->device_flags)); |
1da177e4 | 2000 | |
a1541d5a | 2001 | ret = -ENODEV; |
1da177e4 LT |
2002 | goto probe_failed; |
2003 | } | |
2004 | ||
7163ea81 AC |
2005 | if (ha->mqenable) { |
2006 | if (qla25xx_setup_mode(base_vha)) { | |
68ca949c AC |
2007 | qla_printk(KERN_WARNING, ha, |
2008 | "Can't create queues, falling back to single" | |
2009 | " queue mode\n"); | |
7163ea81 AC |
2010 | goto que_init; |
2011 | } | |
2012 | } | |
68ca949c | 2013 | |
cbc8eb67 AV |
2014 | if (ha->flags.running_gold_fw) |
2015 | goto skip_dpc; | |
2016 | ||
1da177e4 LT |
2017 | /* |
2018 | * Startup the kernel thread for this host adapter | |
2019 | */ | |
39a11240 | 2020 | ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha, |
e315cd28 | 2021 | "%s_dpc", base_vha->host_str); |
39a11240 | 2022 | if (IS_ERR(ha->dpc_thread)) { |
1da177e4 LT |
2023 | qla_printk(KERN_WARNING, ha, |
2024 | "Unable to start DPC thread!\n"); | |
39a11240 | 2025 | ret = PTR_ERR(ha->dpc_thread); |
1da177e4 LT |
2026 | goto probe_failed; |
2027 | } | |
1da177e4 | 2028 | |
cbc8eb67 | 2029 | skip_dpc: |
e315cd28 AC |
2030 | list_add_tail(&base_vha->list, &ha->vp_list); |
2031 | base_vha->host->irq = ha->pdev->irq; | |
1da177e4 LT |
2032 | |
2033 | /* Initialized the timer */ | |
e315cd28 | 2034 | qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL); |
1da177e4 LT |
2035 | |
2036 | DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n", | |
e315cd28 | 2037 | base_vha->host_no, ha)); |
d19044c3 | 2038 | |
a1541d5a AV |
2039 | ret = scsi_add_host(host, &pdev->dev); |
2040 | if (ret) | |
2041 | goto probe_failed; | |
2042 | ||
1486400f MR |
2043 | base_vha->flags.init_done = 1; |
2044 | base_vha->flags.online = 1; | |
2045 | ||
048feec5 AV |
2046 | ha->isp_ops->enable_intrs(ha); |
2047 | ||
1e99e33a AV |
2048 | scsi_scan_host(host); |
2049 | ||
e315cd28 | 2050 | qla2x00_alloc_sysfs_attr(base_vha); |
a1541d5a | 2051 | |
e315cd28 | 2052 | qla2x00_init_host_attr(base_vha); |
a1541d5a | 2053 | |
e315cd28 | 2054 | qla2x00_dfs_setup(base_vha); |
df613b96 | 2055 | |
1da177e4 LT |
2056 | qla_printk(KERN_INFO, ha, "\n" |
2057 | " QLogic Fibre Channel HBA Driver: %s\n" | |
2058 | " QLogic %s - %s\n" | |
5433383e AV |
2059 | " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n", |
2060 | qla2x00_version_str, ha->model_number, | |
e315cd28 AC |
2061 | ha->model_desc ? ha->model_desc : "", pdev->device, |
2062 | ha->isp_ops->pci_info_str(base_vha, pci_info), pci_name(pdev), | |
2063 | ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no, | |
2064 | ha->isp_ops->fw_version_str(base_vha, fw_str)); | |
1da177e4 | 2065 | |
1da177e4 LT |
2066 | return 0; |
2067 | ||
6e9f21f3 | 2068 | probe_init_failed: |
2afa19a9 AC |
2069 | qla2x00_free_req_que(ha, req); |
2070 | qla2x00_free_rsp_que(ha, rsp); | |
2071 | ha->max_req_queues = ha->max_rsp_queues = 0; | |
6e9f21f3 | 2072 | |
1da177e4 | 2073 | probe_failed: |
b9978769 AV |
2074 | if (base_vha->timer_active) |
2075 | qla2x00_stop_timer(base_vha); | |
2076 | base_vha->flags.online = 0; | |
2077 | if (ha->dpc_thread) { | |
2078 | struct task_struct *t = ha->dpc_thread; | |
2079 | ||
2080 | ha->dpc_thread = NULL; | |
2081 | kthread_stop(t); | |
2082 | } | |
2083 | ||
e315cd28 | 2084 | qla2x00_free_device(base_vha); |
1da177e4 | 2085 | |
e315cd28 | 2086 | scsi_host_put(base_vha->host); |
1da177e4 | 2087 | |
e315cd28 AC |
2088 | probe_hw_failed: |
2089 | if (ha->iobase) | |
2090 | iounmap(ha->iobase); | |
2091 | ||
2092 | pci_release_selected_regions(ha->pdev, ha->bars); | |
2093 | kfree(ha); | |
2094 | ha = NULL; | |
1da177e4 | 2095 | |
a1541d5a | 2096 | probe_out: |
e315cd28 | 2097 | pci_disable_device(pdev); |
a1541d5a | 2098 | return ret; |
1da177e4 | 2099 | } |
1da177e4 | 2100 | |
4c993f76 | 2101 | static void |
7ee61397 | 2102 | qla2x00_remove_one(struct pci_dev *pdev) |
1da177e4 | 2103 | { |
e315cd28 AC |
2104 | scsi_qla_host_t *base_vha, *vha, *temp; |
2105 | struct qla_hw_data *ha; | |
2106 | ||
2107 | base_vha = pci_get_drvdata(pdev); | |
2108 | ha = base_vha->hw; | |
2109 | ||
2110 | list_for_each_entry_safe(vha, temp, &ha->vp_list, list) { | |
2111 | if (vha && vha->fc_vport) | |
2112 | fc_vport_terminate(vha->fc_vport); | |
2113 | } | |
1da177e4 | 2114 | |
e315cd28 | 2115 | set_bit(UNLOADING, &base_vha->dpc_flags); |
1da177e4 | 2116 | |
b9978769 AV |
2117 | qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); |
2118 | ||
e315cd28 | 2119 | qla2x00_dfs_remove(base_vha); |
c795c1e4 | 2120 | |
e315cd28 | 2121 | qla84xx_put_chip(base_vha); |
c795c1e4 | 2122 | |
b9978769 AV |
2123 | /* Disable timer */ |
2124 | if (base_vha->timer_active) | |
2125 | qla2x00_stop_timer(base_vha); | |
2126 | ||
2127 | base_vha->flags.online = 0; | |
2128 | ||
68ca949c AC |
2129 | /* Flush the work queue and remove it */ |
2130 | if (ha->wq) { | |
2131 | flush_workqueue(ha->wq); | |
2132 | destroy_workqueue(ha->wq); | |
2133 | ha->wq = NULL; | |
2134 | } | |
2135 | ||
b9978769 AV |
2136 | /* Kill the kernel thread for this host */ |
2137 | if (ha->dpc_thread) { | |
2138 | struct task_struct *t = ha->dpc_thread; | |
2139 | ||
2140 | /* | |
2141 | * qla2xxx_wake_dpc checks for ->dpc_thread | |
2142 | * so we need to zero it out. | |
2143 | */ | |
2144 | ha->dpc_thread = NULL; | |
2145 | kthread_stop(t); | |
2146 | } | |
2147 | ||
e315cd28 | 2148 | qla2x00_free_sysfs_attr(base_vha); |
df613b96 | 2149 | |
e315cd28 | 2150 | fc_remove_host(base_vha->host); |
4d4df193 | 2151 | |
e315cd28 | 2152 | scsi_remove_host(base_vha->host); |
1da177e4 | 2153 | |
e315cd28 | 2154 | qla2x00_free_device(base_vha); |
bdf79621 | 2155 | |
e315cd28 | 2156 | scsi_host_put(base_vha->host); |
1da177e4 | 2157 | |
e315cd28 AC |
2158 | if (ha->iobase) |
2159 | iounmap(ha->iobase); | |
1da177e4 | 2160 | |
73208dfd AC |
2161 | if (ha->mqiobase) |
2162 | iounmap(ha->mqiobase); | |
2163 | ||
e315cd28 AC |
2164 | pci_release_selected_regions(ha->pdev, ha->bars); |
2165 | kfree(ha); | |
2166 | ha = NULL; | |
1da177e4 | 2167 | |
665db93b | 2168 | pci_disable_device(pdev); |
1da177e4 LT |
2169 | pci_set_drvdata(pdev, NULL); |
2170 | } | |
1da177e4 LT |
2171 | |
2172 | static void | |
e315cd28 | 2173 | qla2x00_free_device(scsi_qla_host_t *vha) |
1da177e4 | 2174 | { |
e315cd28 | 2175 | struct qla_hw_data *ha = vha->hw; |
1da177e4 | 2176 | |
2afa19a9 AC |
2177 | qla25xx_delete_queues(vha); |
2178 | ||
df613b96 | 2179 | if (ha->flags.fce_enabled) |
e315cd28 | 2180 | qla2x00_disable_fce_trace(vha, NULL, NULL); |
df613b96 | 2181 | |
a7a167bf | 2182 | if (ha->eft) |
e315cd28 | 2183 | qla2x00_disable_eft_trace(vha); |
a7a167bf | 2184 | |
f6ef3b18 | 2185 | /* Stop currently executing firmware. */ |
e315cd28 | 2186 | qla2x00_try_to_stop_firmware(vha); |
1da177e4 | 2187 | |
f6ef3b18 AV |
2188 | /* turn-off interrupts on the card */ |
2189 | if (ha->interrupts_on) | |
fd34f556 | 2190 | ha->isp_ops->disable_intrs(ha); |
f6ef3b18 | 2191 | |
e315cd28 | 2192 | qla2x00_free_irqs(vha); |
1da177e4 | 2193 | |
e315cd28 | 2194 | qla2x00_mem_free(ha); |
73208dfd AC |
2195 | |
2196 | qla2x00_free_queues(ha); | |
1da177e4 LT |
2197 | } |
2198 | ||
d97994dc | 2199 | static inline void |
e315cd28 | 2200 | qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport, |
d97994dc AV |
2201 | int defer) |
2202 | { | |
d97994dc | 2203 | struct fc_rport *rport; |
67becc00 | 2204 | scsi_qla_host_t *base_vha; |
d97994dc AV |
2205 | |
2206 | if (!fcport->rport) | |
2207 | return; | |
2208 | ||
2209 | rport = fcport->rport; | |
2210 | if (defer) { | |
67becc00 | 2211 | base_vha = pci_get_drvdata(vha->hw->pdev); |
e315cd28 | 2212 | spin_lock_irq(vha->host->host_lock); |
d97994dc | 2213 | fcport->drport = rport; |
e315cd28 | 2214 | spin_unlock_irq(vha->host->host_lock); |
67becc00 AV |
2215 | set_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags); |
2216 | qla2xxx_wake_dpc(base_vha); | |
5f3a9a20 | 2217 | } else |
d97994dc | 2218 | fc_remote_port_delete(rport); |
d97994dc AV |
2219 | } |
2220 | ||
1da177e4 LT |
2221 | /* |
2222 | * qla2x00_mark_device_lost Updates fcport state when device goes offline. | |
2223 | * | |
2224 | * Input: ha = adapter block pointer. fcport = port structure pointer. | |
2225 | * | |
2226 | * Return: None. | |
2227 | * | |
2228 | * Context: | |
2229 | */ | |
e315cd28 | 2230 | void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport, |
d97994dc | 2231 | int do_login, int defer) |
1da177e4 | 2232 | { |
2c3dfe3f | 2233 | if (atomic_read(&fcport->state) == FCS_ONLINE && |
e315cd28 AC |
2234 | vha->vp_idx == fcport->vp_idx) { |
2235 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2236 | qla2x00_schedule_rport_del(vha, fcport, defer); | |
2237 | } | |
fa2a1ce5 | 2238 | /* |
1da177e4 LT |
2239 | * We may need to retry the login, so don't change the state of the |
2240 | * port but do the retries. | |
2241 | */ | |
2242 | if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD) | |
2243 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2244 | ||
2245 | if (!do_login) | |
2246 | return; | |
2247 | ||
2248 | if (fcport->login_retry == 0) { | |
e315cd28 AC |
2249 | fcport->login_retry = vha->hw->login_retry_count; |
2250 | set_bit(RELOGIN_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
2251 | |
2252 | DEBUG(printk("scsi(%ld): Port login retry: " | |
2253 | "%02x%02x%02x%02x%02x%02x%02x%02x, " | |
2254 | "id = 0x%04x retry cnt=%d\n", | |
e315cd28 | 2255 | vha->host_no, |
1da177e4 LT |
2256 | fcport->port_name[0], |
2257 | fcport->port_name[1], | |
2258 | fcport->port_name[2], | |
2259 | fcport->port_name[3], | |
2260 | fcport->port_name[4], | |
2261 | fcport->port_name[5], | |
2262 | fcport->port_name[6], | |
2263 | fcport->port_name[7], | |
2264 | fcport->loop_id, | |
2265 | fcport->login_retry)); | |
2266 | } | |
2267 | } | |
2268 | ||
2269 | /* | |
2270 | * qla2x00_mark_all_devices_lost | |
2271 | * Updates fcport state when device goes offline. | |
2272 | * | |
2273 | * Input: | |
2274 | * ha = adapter block pointer. | |
2275 | * fcport = port structure pointer. | |
2276 | * | |
2277 | * Return: | |
2278 | * None. | |
2279 | * | |
2280 | * Context: | |
2281 | */ | |
2282 | void | |
e315cd28 | 2283 | qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer) |
1da177e4 LT |
2284 | { |
2285 | fc_port_t *fcport; | |
2286 | ||
e315cd28 | 2287 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
0d6e61bc | 2288 | if (vha->vp_idx != 0 && vha->vp_idx != fcport->vp_idx) |
1da177e4 | 2289 | continue; |
0d6e61bc | 2290 | |
1da177e4 LT |
2291 | /* |
2292 | * No point in marking the device as lost, if the device is | |
2293 | * already DEAD. | |
2294 | */ | |
2295 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD) | |
2296 | continue; | |
e315cd28 | 2297 | if (atomic_read(&fcport->state) == FCS_ONLINE) { |
0d6e61bc AV |
2298 | if (defer) |
2299 | qla2x00_schedule_rport_del(vha, fcport, defer); | |
2300 | else if (vha->vp_idx == fcport->vp_idx) | |
2301 | qla2x00_schedule_rport_del(vha, fcport, defer); | |
2302 | } | |
2303 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1da177e4 LT |
2304 | } |
2305 | } | |
2306 | ||
2307 | /* | |
2308 | * qla2x00_mem_alloc | |
2309 | * Allocates adapter memory. | |
2310 | * | |
2311 | * Returns: | |
2312 | * 0 = success. | |
e8711085 | 2313 | * !0 = failure. |
1da177e4 | 2314 | */ |
e8711085 | 2315 | static int |
73208dfd AC |
2316 | qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len, |
2317 | struct req_que **req, struct rsp_que **rsp) | |
1da177e4 LT |
2318 | { |
2319 | char name[16]; | |
1da177e4 | 2320 | |
e8711085 | 2321 | ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size, |
e315cd28 | 2322 | &ha->init_cb_dma, GFP_KERNEL); |
e8711085 | 2323 | if (!ha->init_cb) |
e315cd28 | 2324 | goto fail; |
e8711085 | 2325 | |
e315cd28 AC |
2326 | ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE, |
2327 | &ha->gid_list_dma, GFP_KERNEL); | |
2328 | if (!ha->gid_list) | |
e8711085 | 2329 | goto fail_free_init_cb; |
1da177e4 | 2330 | |
e8711085 AV |
2331 | ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep); |
2332 | if (!ha->srb_mempool) | |
e315cd28 | 2333 | goto fail_free_gid_list; |
e8711085 AV |
2334 | |
2335 | /* Get memory for cached NVRAM */ | |
2336 | ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL); | |
2337 | if (!ha->nvram) | |
2338 | goto fail_free_srb_mempool; | |
2339 | ||
e315cd28 AC |
2340 | snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME, |
2341 | ha->pdev->device); | |
2342 | ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev, | |
2343 | DMA_POOL_SIZE, 8, 0); | |
2344 | if (!ha->s_dma_pool) | |
2345 | goto fail_free_nvram; | |
2346 | ||
e8711085 AV |
2347 | /* Allocate memory for SNS commands */ |
2348 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
e315cd28 | 2349 | /* Get consistent memory allocated for SNS commands */ |
e8711085 | 2350 | ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev, |
e315cd28 | 2351 | sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL); |
e8711085 | 2352 | if (!ha->sns_cmd) |
e315cd28 | 2353 | goto fail_dma_pool; |
e8711085 | 2354 | } else { |
e315cd28 | 2355 | /* Get consistent memory allocated for MS IOCB */ |
e8711085 | 2356 | ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, |
e315cd28 | 2357 | &ha->ms_iocb_dma); |
e8711085 | 2358 | if (!ha->ms_iocb) |
e315cd28 AC |
2359 | goto fail_dma_pool; |
2360 | /* Get consistent memory allocated for CT SNS commands */ | |
e8711085 | 2361 | ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev, |
e315cd28 | 2362 | sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL); |
e8711085 AV |
2363 | if (!ha->ct_sns) |
2364 | goto fail_free_ms_iocb; | |
1da177e4 LT |
2365 | } |
2366 | ||
e315cd28 | 2367 | /* Allocate memory for request ring */ |
73208dfd AC |
2368 | *req = kzalloc(sizeof(struct req_que), GFP_KERNEL); |
2369 | if (!*req) { | |
e315cd28 AC |
2370 | DEBUG(printk("Unable to allocate memory for req\n")); |
2371 | goto fail_req; | |
2372 | } | |
73208dfd AC |
2373 | (*req)->length = req_len; |
2374 | (*req)->ring = dma_alloc_coherent(&ha->pdev->dev, | |
2375 | ((*req)->length + 1) * sizeof(request_t), | |
2376 | &(*req)->dma, GFP_KERNEL); | |
2377 | if (!(*req)->ring) { | |
e315cd28 AC |
2378 | DEBUG(printk("Unable to allocate memory for req_ring\n")); |
2379 | goto fail_req_ring; | |
2380 | } | |
2381 | /* Allocate memory for response ring */ | |
73208dfd AC |
2382 | *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL); |
2383 | if (!*rsp) { | |
2384 | qla_printk(KERN_WARNING, ha, | |
2385 | "Unable to allocate memory for rsp\n"); | |
e315cd28 AC |
2386 | goto fail_rsp; |
2387 | } | |
73208dfd AC |
2388 | (*rsp)->hw = ha; |
2389 | (*rsp)->length = rsp_len; | |
2390 | (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev, | |
2391 | ((*rsp)->length + 1) * sizeof(response_t), | |
2392 | &(*rsp)->dma, GFP_KERNEL); | |
2393 | if (!(*rsp)->ring) { | |
2394 | qla_printk(KERN_WARNING, ha, | |
2395 | "Unable to allocate memory for rsp_ring\n"); | |
e315cd28 AC |
2396 | goto fail_rsp_ring; |
2397 | } | |
73208dfd AC |
2398 | (*req)->rsp = *rsp; |
2399 | (*rsp)->req = *req; | |
2400 | /* Allocate memory for NVRAM data for vports */ | |
2401 | if (ha->nvram_npiv_size) { | |
2402 | ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) * | |
2403 | ha->nvram_npiv_size, GFP_KERNEL); | |
2404 | if (!ha->npiv_info) { | |
2405 | qla_printk(KERN_WARNING, ha, | |
2406 | "Unable to allocate memory for npiv info\n"); | |
2407 | goto fail_npiv_info; | |
2408 | } | |
2409 | } else | |
2410 | ha->npiv_info = NULL; | |
e8711085 | 2411 | |
b64b0e8f AV |
2412 | /* Get consistent memory allocated for EX-INIT-CB. */ |
2413 | if (IS_QLA81XX(ha)) { | |
2414 | ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, | |
2415 | &ha->ex_init_cb_dma); | |
2416 | if (!ha->ex_init_cb) | |
2417 | goto fail_ex_init_cb; | |
2418 | } | |
2419 | ||
e315cd28 AC |
2420 | INIT_LIST_HEAD(&ha->vp_list); |
2421 | return 1; | |
2422 | ||
b64b0e8f AV |
2423 | fail_ex_init_cb: |
2424 | kfree(ha->npiv_info); | |
73208dfd AC |
2425 | fail_npiv_info: |
2426 | dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) * | |
2427 | sizeof(response_t), (*rsp)->ring, (*rsp)->dma); | |
2428 | (*rsp)->ring = NULL; | |
2429 | (*rsp)->dma = 0; | |
e315cd28 | 2430 | fail_rsp_ring: |
73208dfd | 2431 | kfree(*rsp); |
e315cd28 | 2432 | fail_rsp: |
73208dfd AC |
2433 | dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) * |
2434 | sizeof(request_t), (*req)->ring, (*req)->dma); | |
2435 | (*req)->ring = NULL; | |
2436 | (*req)->dma = 0; | |
e315cd28 | 2437 | fail_req_ring: |
73208dfd | 2438 | kfree(*req); |
e315cd28 AC |
2439 | fail_req: |
2440 | dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), | |
2441 | ha->ct_sns, ha->ct_sns_dma); | |
2442 | ha->ct_sns = NULL; | |
2443 | ha->ct_sns_dma = 0; | |
e8711085 AV |
2444 | fail_free_ms_iocb: |
2445 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2446 | ha->ms_iocb = NULL; | |
2447 | ha->ms_iocb_dma = 0; | |
e315cd28 AC |
2448 | fail_dma_pool: |
2449 | dma_pool_destroy(ha->s_dma_pool); | |
2450 | ha->s_dma_pool = NULL; | |
e8711085 AV |
2451 | fail_free_nvram: |
2452 | kfree(ha->nvram); | |
2453 | ha->nvram = NULL; | |
2454 | fail_free_srb_mempool: | |
2455 | mempool_destroy(ha->srb_mempool); | |
2456 | ha->srb_mempool = NULL; | |
e8711085 AV |
2457 | fail_free_gid_list: |
2458 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
e315cd28 | 2459 | ha->gid_list_dma); |
e8711085 AV |
2460 | ha->gid_list = NULL; |
2461 | ha->gid_list_dma = 0; | |
e315cd28 AC |
2462 | fail_free_init_cb: |
2463 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb, | |
2464 | ha->init_cb_dma); | |
2465 | ha->init_cb = NULL; | |
2466 | ha->init_cb_dma = 0; | |
e8711085 | 2467 | fail: |
e315cd28 | 2468 | DEBUG(printk("%s: Memory allocation failure\n", __func__)); |
e8711085 | 2469 | return -ENOMEM; |
1da177e4 LT |
2470 | } |
2471 | ||
2472 | /* | |
2473 | * qla2x00_mem_free | |
2474 | * Frees all adapter allocated memory. | |
2475 | * | |
2476 | * Input: | |
2477 | * ha = adapter block pointer. | |
2478 | */ | |
a824ebb3 | 2479 | static void |
e315cd28 | 2480 | qla2x00_mem_free(struct qla_hw_data *ha) |
1da177e4 | 2481 | { |
e8711085 AV |
2482 | if (ha->srb_mempool) |
2483 | mempool_destroy(ha->srb_mempool); | |
1da177e4 | 2484 | |
df613b96 AV |
2485 | if (ha->fce) |
2486 | dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce, | |
e315cd28 | 2487 | ha->fce_dma); |
df613b96 | 2488 | |
a7a167bf AV |
2489 | if (ha->fw_dump) { |
2490 | if (ha->eft) | |
2491 | dma_free_coherent(&ha->pdev->dev, | |
e315cd28 | 2492 | ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma); |
a7a167bf AV |
2493 | vfree(ha->fw_dump); |
2494 | } | |
2495 | ||
11bbc1d8 AV |
2496 | if (ha->dcbx_tlv) |
2497 | dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE, | |
2498 | ha->dcbx_tlv, ha->dcbx_tlv_dma); | |
2499 | ||
ce0423f4 AV |
2500 | if (ha->xgmac_data) |
2501 | dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE, | |
2502 | ha->xgmac_data, ha->xgmac_data_dma); | |
2503 | ||
1da177e4 LT |
2504 | if (ha->sns_cmd) |
2505 | dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), | |
e315cd28 | 2506 | ha->sns_cmd, ha->sns_cmd_dma); |
1da177e4 LT |
2507 | |
2508 | if (ha->ct_sns) | |
2509 | dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), | |
e315cd28 | 2510 | ha->ct_sns, ha->ct_sns_dma); |
1da177e4 | 2511 | |
88729e53 AV |
2512 | if (ha->sfp_data) |
2513 | dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma); | |
2514 | ||
ad0ecd61 JC |
2515 | if (ha->edc_data) |
2516 | dma_pool_free(ha->s_dma_pool, ha->edc_data, ha->edc_data_dma); | |
2517 | ||
1da177e4 LT |
2518 | if (ha->ms_iocb) |
2519 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2520 | ||
b64b0e8f AV |
2521 | if (ha->ex_init_cb) |
2522 | dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma); | |
2523 | ||
1da177e4 LT |
2524 | if (ha->s_dma_pool) |
2525 | dma_pool_destroy(ha->s_dma_pool); | |
2526 | ||
1da177e4 LT |
2527 | if (ha->gid_list) |
2528 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
e315cd28 | 2529 | ha->gid_list_dma); |
1da177e4 | 2530 | |
e315cd28 AC |
2531 | if (ha->init_cb) |
2532 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, | |
2533 | ha->init_cb, ha->init_cb_dma); | |
2534 | vfree(ha->optrom_buffer); | |
2535 | kfree(ha->nvram); | |
73208dfd | 2536 | kfree(ha->npiv_info); |
1da177e4 | 2537 | |
e8711085 | 2538 | ha->srb_mempool = NULL; |
a7a167bf AV |
2539 | ha->eft = NULL; |
2540 | ha->eft_dma = 0; | |
1da177e4 LT |
2541 | ha->sns_cmd = NULL; |
2542 | ha->sns_cmd_dma = 0; | |
2543 | ha->ct_sns = NULL; | |
2544 | ha->ct_sns_dma = 0; | |
2545 | ha->ms_iocb = NULL; | |
2546 | ha->ms_iocb_dma = 0; | |
1da177e4 LT |
2547 | ha->init_cb = NULL; |
2548 | ha->init_cb_dma = 0; | |
b64b0e8f AV |
2549 | ha->ex_init_cb = NULL; |
2550 | ha->ex_init_cb_dma = 0; | |
1da177e4 LT |
2551 | |
2552 | ha->s_dma_pool = NULL; | |
2553 | ||
1da177e4 LT |
2554 | ha->gid_list = NULL; |
2555 | ha->gid_list_dma = 0; | |
2556 | ||
e315cd28 AC |
2557 | ha->fw_dump = NULL; |
2558 | ha->fw_dumped = 0; | |
2559 | ha->fw_dump_reading = 0; | |
e315cd28 | 2560 | } |
1da177e4 | 2561 | |
e315cd28 AC |
2562 | struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht, |
2563 | struct qla_hw_data *ha) | |
2564 | { | |
2565 | struct Scsi_Host *host; | |
2566 | struct scsi_qla_host *vha = NULL; | |
854165f4 | 2567 | |
e315cd28 AC |
2568 | host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t)); |
2569 | if (host == NULL) { | |
2570 | printk(KERN_WARNING | |
2571 | "qla2xxx: Couldn't allocate host from scsi layer!\n"); | |
2572 | goto fail; | |
2573 | } | |
2574 | ||
2575 | /* Clear our data area */ | |
2576 | vha = shost_priv(host); | |
2577 | memset(vha, 0, sizeof(scsi_qla_host_t)); | |
2578 | ||
2579 | vha->host = host; | |
2580 | vha->host_no = host->host_no; | |
2581 | vha->hw = ha; | |
2582 | ||
2583 | INIT_LIST_HEAD(&vha->vp_fcports); | |
2584 | INIT_LIST_HEAD(&vha->work_list); | |
2585 | INIT_LIST_HEAD(&vha->list); | |
2586 | ||
f999f4c1 AV |
2587 | spin_lock_init(&vha->work_lock); |
2588 | ||
e315cd28 AC |
2589 | sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no); |
2590 | return vha; | |
2591 | ||
2592 | fail: | |
2593 | return vha; | |
1da177e4 LT |
2594 | } |
2595 | ||
01ef66bb | 2596 | static struct qla_work_evt * |
f999f4c1 | 2597 | qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type) |
0971de7f AV |
2598 | { |
2599 | struct qla_work_evt *e; | |
2600 | ||
f999f4c1 | 2601 | e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC); |
0971de7f AV |
2602 | if (!e) |
2603 | return NULL; | |
2604 | ||
2605 | INIT_LIST_HEAD(&e->list); | |
2606 | e->type = type; | |
2607 | e->flags = QLA_EVT_FLAG_FREE; | |
2608 | return e; | |
2609 | } | |
2610 | ||
01ef66bb | 2611 | static int |
f999f4c1 | 2612 | qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e) |
0971de7f | 2613 | { |
f999f4c1 | 2614 | unsigned long flags; |
0971de7f | 2615 | |
f999f4c1 | 2616 | spin_lock_irqsave(&vha->work_lock, flags); |
e315cd28 | 2617 | list_add_tail(&e->list, &vha->work_list); |
f999f4c1 | 2618 | spin_unlock_irqrestore(&vha->work_lock, flags); |
e315cd28 | 2619 | qla2xxx_wake_dpc(vha); |
f999f4c1 | 2620 | |
0971de7f AV |
2621 | return QLA_SUCCESS; |
2622 | } | |
2623 | ||
2624 | int | |
e315cd28 | 2625 | qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code, |
0971de7f AV |
2626 | u32 data) |
2627 | { | |
2628 | struct qla_work_evt *e; | |
2629 | ||
f999f4c1 | 2630 | e = qla2x00_alloc_work(vha, QLA_EVT_AEN); |
0971de7f AV |
2631 | if (!e) |
2632 | return QLA_FUNCTION_FAILED; | |
2633 | ||
2634 | e->u.aen.code = code; | |
2635 | e->u.aen.data = data; | |
f999f4c1 | 2636 | return qla2x00_post_work(vha, e); |
0971de7f AV |
2637 | } |
2638 | ||
8a659571 AV |
2639 | int |
2640 | qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb) | |
2641 | { | |
2642 | struct qla_work_evt *e; | |
2643 | ||
f999f4c1 | 2644 | e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK); |
8a659571 AV |
2645 | if (!e) |
2646 | return QLA_FUNCTION_FAILED; | |
2647 | ||
2648 | memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t)); | |
f999f4c1 | 2649 | return qla2x00_post_work(vha, e); |
8a659571 AV |
2650 | } |
2651 | ||
ac280b67 AV |
2652 | #define qla2x00_post_async_work(name, type) \ |
2653 | int qla2x00_post_async_##name##_work( \ | |
2654 | struct scsi_qla_host *vha, \ | |
2655 | fc_port_t *fcport, uint16_t *data) \ | |
2656 | { \ | |
2657 | struct qla_work_evt *e; \ | |
2658 | \ | |
2659 | e = qla2x00_alloc_work(vha, type); \ | |
2660 | if (!e) \ | |
2661 | return QLA_FUNCTION_FAILED; \ | |
2662 | \ | |
2663 | e->u.logio.fcport = fcport; \ | |
2664 | if (data) { \ | |
2665 | e->u.logio.data[0] = data[0]; \ | |
2666 | e->u.logio.data[1] = data[1]; \ | |
2667 | } \ | |
2668 | return qla2x00_post_work(vha, e); \ | |
2669 | } | |
2670 | ||
2671 | qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN); | |
2672 | qla2x00_post_async_work(login_done, QLA_EVT_ASYNC_LOGIN_DONE); | |
2673 | qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT); | |
2674 | qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE); | |
2675 | ||
3420d36c AV |
2676 | int |
2677 | qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code) | |
2678 | { | |
2679 | struct qla_work_evt *e; | |
2680 | ||
2681 | e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT); | |
2682 | if (!e) | |
2683 | return QLA_FUNCTION_FAILED; | |
2684 | ||
2685 | e->u.uevent.code = code; | |
2686 | return qla2x00_post_work(vha, e); | |
2687 | } | |
2688 | ||
2689 | static void | |
2690 | qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code) | |
2691 | { | |
2692 | char event_string[40]; | |
2693 | char *envp[] = { event_string, NULL }; | |
2694 | ||
2695 | switch (code) { | |
2696 | case QLA_UEVENT_CODE_FW_DUMP: | |
2697 | snprintf(event_string, sizeof(event_string), "FW_DUMP=%ld", | |
2698 | vha->host_no); | |
2699 | break; | |
2700 | default: | |
2701 | /* do nothing */ | |
2702 | break; | |
2703 | } | |
2704 | kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp); | |
2705 | } | |
2706 | ||
ac280b67 | 2707 | void |
e315cd28 | 2708 | qla2x00_do_work(struct scsi_qla_host *vha) |
0971de7f | 2709 | { |
f999f4c1 AV |
2710 | struct qla_work_evt *e, *tmp; |
2711 | unsigned long flags; | |
2712 | LIST_HEAD(work); | |
0971de7f | 2713 | |
f999f4c1 AV |
2714 | spin_lock_irqsave(&vha->work_lock, flags); |
2715 | list_splice_init(&vha->work_list, &work); | |
2716 | spin_unlock_irqrestore(&vha->work_lock, flags); | |
2717 | ||
2718 | list_for_each_entry_safe(e, tmp, &work, list) { | |
0971de7f | 2719 | list_del_init(&e->list); |
0971de7f AV |
2720 | |
2721 | switch (e->type) { | |
2722 | case QLA_EVT_AEN: | |
e315cd28 | 2723 | fc_host_post_event(vha->host, fc_get_event_number(), |
0971de7f AV |
2724 | e->u.aen.code, e->u.aen.data); |
2725 | break; | |
8a659571 AV |
2726 | case QLA_EVT_IDC_ACK: |
2727 | qla81xx_idc_ack(vha, e->u.idc_ack.mb); | |
2728 | break; | |
ac280b67 AV |
2729 | case QLA_EVT_ASYNC_LOGIN: |
2730 | qla2x00_async_login(vha, e->u.logio.fcport, | |
2731 | e->u.logio.data); | |
2732 | break; | |
2733 | case QLA_EVT_ASYNC_LOGIN_DONE: | |
2734 | qla2x00_async_login_done(vha, e->u.logio.fcport, | |
2735 | e->u.logio.data); | |
2736 | break; | |
2737 | case QLA_EVT_ASYNC_LOGOUT: | |
2738 | qla2x00_async_logout(vha, e->u.logio.fcport); | |
2739 | break; | |
2740 | case QLA_EVT_ASYNC_LOGOUT_DONE: | |
2741 | qla2x00_async_logout_done(vha, e->u.logio.fcport, | |
2742 | e->u.logio.data); | |
2743 | break; | |
3420d36c AV |
2744 | case QLA_EVT_UEVENT: |
2745 | qla2x00_uevent_emit(vha, e->u.uevent.code); | |
2746 | break; | |
0971de7f AV |
2747 | } |
2748 | if (e->flags & QLA_EVT_FLAG_FREE) | |
2749 | kfree(e); | |
e315cd28 | 2750 | } |
e315cd28 | 2751 | } |
f999f4c1 | 2752 | |
e315cd28 AC |
2753 | /* Relogins all the fcports of a vport |
2754 | * Context: dpc thread | |
2755 | */ | |
2756 | void qla2x00_relogin(struct scsi_qla_host *vha) | |
2757 | { | |
2758 | fc_port_t *fcport; | |
c6b2fca8 | 2759 | int status; |
e315cd28 AC |
2760 | uint16_t next_loopid = 0; |
2761 | struct qla_hw_data *ha = vha->hw; | |
ac280b67 | 2762 | uint16_t data[2]; |
e315cd28 AC |
2763 | |
2764 | list_for_each_entry(fcport, &vha->vp_fcports, list) { | |
2765 | /* | |
2766 | * If the port is not ONLINE then try to login | |
2767 | * to it if we haven't run out of retries. | |
2768 | */ | |
2769 | if (atomic_read(&fcport->state) != | |
2770 | FCS_ONLINE && fcport->login_retry) { | |
2771 | ||
ac280b67 | 2772 | fcport->login_retry--; |
e315cd28 AC |
2773 | if (fcport->flags & FCF_FABRIC_DEVICE) { |
2774 | if (fcport->flags & FCF_TAPE_PRESENT) | |
2775 | ha->isp_ops->fabric_logout(vha, | |
2776 | fcport->loop_id, | |
2777 | fcport->d_id.b.domain, | |
2778 | fcport->d_id.b.area, | |
2779 | fcport->d_id.b.al_pa); | |
2780 | ||
ac280b67 AV |
2781 | if (IS_ALOGIO_CAPABLE(ha)) { |
2782 | data[0] = 0; | |
2783 | data[1] = QLA_LOGIO_LOGIN_RETRIED; | |
2784 | status = qla2x00_post_async_login_work( | |
2785 | vha, fcport, data); | |
2786 | if (status == QLA_SUCCESS) | |
2787 | continue; | |
2788 | /* Attempt a retry. */ | |
2789 | status = 1; | |
2790 | } else | |
2791 | status = qla2x00_fabric_login(vha, | |
2792 | fcport, &next_loopid); | |
e315cd28 AC |
2793 | } else |
2794 | status = qla2x00_local_device_login(vha, | |
2795 | fcport); | |
2796 | ||
e315cd28 AC |
2797 | if (status == QLA_SUCCESS) { |
2798 | fcport->old_loop_id = fcport->loop_id; | |
2799 | ||
2800 | DEBUG(printk("scsi(%ld): port login OK: logged " | |
2801 | "in ID 0x%x\n", vha->host_no, fcport->loop_id)); | |
2802 | ||
2803 | qla2x00_update_fcport(vha, fcport); | |
2804 | ||
2805 | } else if (status == 1) { | |
2806 | set_bit(RELOGIN_NEEDED, &vha->dpc_flags); | |
2807 | /* retry the login again */ | |
2808 | DEBUG(printk("scsi(%ld): Retrying" | |
2809 | " %d login again loop_id 0x%x\n", | |
2810 | vha->host_no, fcport->login_retry, | |
2811 | fcport->loop_id)); | |
2812 | } else { | |
2813 | fcport->login_retry = 0; | |
2814 | } | |
2815 | ||
2816 | if (fcport->login_retry == 0 && status != QLA_SUCCESS) | |
2817 | fcport->loop_id = FC_NO_LOOP_ID; | |
2818 | } | |
2819 | if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) | |
2820 | break; | |
0971de7f | 2821 | } |
0971de7f AV |
2822 | } |
2823 | ||
1da177e4 LT |
2824 | /************************************************************************** |
2825 | * qla2x00_do_dpc | |
2826 | * This kernel thread is a task that is schedule by the interrupt handler | |
2827 | * to perform the background processing for interrupts. | |
2828 | * | |
2829 | * Notes: | |
2830 | * This task always run in the context of a kernel thread. It | |
2831 | * is kick-off by the driver's detect code and starts up | |
2832 | * up one per adapter. It immediately goes to sleep and waits for | |
2833 | * some fibre event. When either the interrupt handler or | |
2834 | * the timer routine detects a event it will one of the task | |
2835 | * bits then wake us up. | |
2836 | **************************************************************************/ | |
2837 | static int | |
2838 | qla2x00_do_dpc(void *data) | |
2839 | { | |
2c3dfe3f | 2840 | int rval; |
e315cd28 AC |
2841 | scsi_qla_host_t *base_vha; |
2842 | struct qla_hw_data *ha; | |
1da177e4 | 2843 | |
e315cd28 AC |
2844 | ha = (struct qla_hw_data *)data; |
2845 | base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 | 2846 | |
1da177e4 LT |
2847 | set_user_nice(current, -20); |
2848 | ||
39a11240 | 2849 | while (!kthread_should_stop()) { |
1da177e4 LT |
2850 | DEBUG3(printk("qla2x00: DPC handler sleeping\n")); |
2851 | ||
39a11240 CH |
2852 | set_current_state(TASK_INTERRUPTIBLE); |
2853 | schedule(); | |
2854 | __set_current_state(TASK_RUNNING); | |
1da177e4 LT |
2855 | |
2856 | DEBUG3(printk("qla2x00: DPC handler waking up\n")); | |
2857 | ||
2858 | /* Initialization not yet finished. Don't do anything yet. */ | |
e315cd28 | 2859 | if (!base_vha->flags.init_done) |
1da177e4 LT |
2860 | continue; |
2861 | ||
e315cd28 | 2862 | DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no)); |
1da177e4 LT |
2863 | |
2864 | ha->dpc_active = 1; | |
2865 | ||
1da177e4 | 2866 | if (ha->flags.mbox_busy) { |
1da177e4 LT |
2867 | ha->dpc_active = 0; |
2868 | continue; | |
2869 | } | |
2870 | ||
e315cd28 | 2871 | qla2x00_do_work(base_vha); |
0971de7f | 2872 | |
e315cd28 AC |
2873 | if (test_and_clear_bit(ISP_ABORT_NEEDED, |
2874 | &base_vha->dpc_flags)) { | |
1da177e4 LT |
2875 | |
2876 | DEBUG(printk("scsi(%ld): dpc: sched " | |
2877 | "qla2x00_abort_isp ha = %p\n", | |
e315cd28 | 2878 | base_vha->host_no, ha)); |
1da177e4 | 2879 | if (!(test_and_set_bit(ABORT_ISP_ACTIVE, |
e315cd28 | 2880 | &base_vha->dpc_flags))) { |
1da177e4 | 2881 | |
e315cd28 | 2882 | if (qla2x00_abort_isp(base_vha)) { |
1da177e4 LT |
2883 | /* failed. retry later */ |
2884 | set_bit(ISP_ABORT_NEEDED, | |
e315cd28 | 2885 | &base_vha->dpc_flags); |
99363ef8 | 2886 | } |
e315cd28 AC |
2887 | clear_bit(ABORT_ISP_ACTIVE, |
2888 | &base_vha->dpc_flags); | |
99363ef8 SJ |
2889 | } |
2890 | ||
1da177e4 | 2891 | DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n", |
e315cd28 | 2892 | base_vha->host_no)); |
1da177e4 LT |
2893 | } |
2894 | ||
e315cd28 AC |
2895 | if (test_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags)) { |
2896 | qla2x00_update_fcports(base_vha); | |
2897 | clear_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags); | |
c9c5ced9 | 2898 | } |
d97994dc | 2899 | |
e315cd28 AC |
2900 | if (test_and_clear_bit(RESET_MARKER_NEEDED, |
2901 | &base_vha->dpc_flags) && | |
2902 | (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) { | |
1da177e4 LT |
2903 | |
2904 | DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n", | |
e315cd28 | 2905 | base_vha->host_no)); |
1da177e4 | 2906 | |
e315cd28 AC |
2907 | qla2x00_rst_aen(base_vha); |
2908 | clear_bit(RESET_ACTIVE, &base_vha->dpc_flags); | |
1da177e4 LT |
2909 | } |
2910 | ||
2911 | /* Retry each device up to login retry count */ | |
e315cd28 AC |
2912 | if ((test_and_clear_bit(RELOGIN_NEEDED, |
2913 | &base_vha->dpc_flags)) && | |
2914 | !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) && | |
2915 | atomic_read(&base_vha->loop_state) != LOOP_DOWN) { | |
1da177e4 LT |
2916 | |
2917 | DEBUG(printk("scsi(%ld): qla2x00_port_login()\n", | |
e315cd28 AC |
2918 | base_vha->host_no)); |
2919 | qla2x00_relogin(base_vha); | |
2920 | ||
1da177e4 | 2921 | DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n", |
e315cd28 | 2922 | base_vha->host_no)); |
1da177e4 LT |
2923 | } |
2924 | ||
e315cd28 AC |
2925 | if (test_and_clear_bit(LOOP_RESYNC_NEEDED, |
2926 | &base_vha->dpc_flags)) { | |
1da177e4 LT |
2927 | |
2928 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n", | |
e315cd28 | 2929 | base_vha->host_no)); |
1da177e4 LT |
2930 | |
2931 | if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, | |
e315cd28 | 2932 | &base_vha->dpc_flags))) { |
1da177e4 | 2933 | |
e315cd28 | 2934 | rval = qla2x00_loop_resync(base_vha); |
1da177e4 | 2935 | |
e315cd28 AC |
2936 | clear_bit(LOOP_RESYNC_ACTIVE, |
2937 | &base_vha->dpc_flags); | |
1da177e4 LT |
2938 | } |
2939 | ||
2940 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n", | |
e315cd28 | 2941 | base_vha->host_no)); |
1da177e4 LT |
2942 | } |
2943 | ||
e315cd28 AC |
2944 | if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) && |
2945 | atomic_read(&base_vha->loop_state) == LOOP_READY) { | |
2946 | clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags); | |
2947 | qla2xxx_flash_npiv_conf(base_vha); | |
272976ca AV |
2948 | } |
2949 | ||
1da177e4 | 2950 | if (!ha->interrupts_on) |
fd34f556 | 2951 | ha->isp_ops->enable_intrs(ha); |
1da177e4 | 2952 | |
e315cd28 AC |
2953 | if (test_and_clear_bit(BEACON_BLINK_NEEDED, |
2954 | &base_vha->dpc_flags)) | |
2955 | ha->isp_ops->beacon_blink(base_vha); | |
f6df144c | 2956 | |
e315cd28 | 2957 | qla2x00_do_dpc_all_vps(base_vha); |
2c3dfe3f | 2958 | |
1da177e4 LT |
2959 | ha->dpc_active = 0; |
2960 | } /* End of while(1) */ | |
2961 | ||
e315cd28 | 2962 | DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no)); |
1da177e4 LT |
2963 | |
2964 | /* | |
2965 | * Make sure that nobody tries to wake us up again. | |
2966 | */ | |
1da177e4 LT |
2967 | ha->dpc_active = 0; |
2968 | ||
ac280b67 AV |
2969 | /* Cleanup any residual CTX SRBs. */ |
2970 | qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); | |
2971 | ||
39a11240 CH |
2972 | return 0; |
2973 | } | |
2974 | ||
2975 | void | |
e315cd28 | 2976 | qla2xxx_wake_dpc(struct scsi_qla_host *vha) |
39a11240 | 2977 | { |
e315cd28 | 2978 | struct qla_hw_data *ha = vha->hw; |
c795c1e4 AV |
2979 | struct task_struct *t = ha->dpc_thread; |
2980 | ||
e315cd28 | 2981 | if (!test_bit(UNLOADING, &vha->dpc_flags) && t) |
c795c1e4 | 2982 | wake_up_process(t); |
1da177e4 LT |
2983 | } |
2984 | ||
1da177e4 LT |
2985 | /* |
2986 | * qla2x00_rst_aen | |
2987 | * Processes asynchronous reset. | |
2988 | * | |
2989 | * Input: | |
2990 | * ha = adapter block pointer. | |
2991 | */ | |
2992 | static void | |
e315cd28 | 2993 | qla2x00_rst_aen(scsi_qla_host_t *vha) |
1da177e4 | 2994 | { |
e315cd28 AC |
2995 | if (vha->flags.online && !vha->flags.reset_active && |
2996 | !atomic_read(&vha->loop_down_timer) && | |
2997 | !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) { | |
1da177e4 | 2998 | do { |
e315cd28 | 2999 | clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
3000 | |
3001 | /* | |
3002 | * Issue marker command only when we are going to start | |
3003 | * the I/O. | |
3004 | */ | |
e315cd28 AC |
3005 | vha->marker_needed = 1; |
3006 | } while (!atomic_read(&vha->loop_down_timer) && | |
3007 | (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags))); | |
1da177e4 LT |
3008 | } |
3009 | } | |
3010 | ||
f4f051eb | 3011 | static void |
e315cd28 | 3012 | qla2x00_sp_free_dma(srb_t *sp) |
f4f051eb AV |
3013 | { |
3014 | struct scsi_cmnd *cmd = sp->cmd; | |
3015 | ||
3016 | if (sp->flags & SRB_DMA_VALID) { | |
385d70b4 | 3017 | scsi_dma_unmap(cmd); |
f4f051eb AV |
3018 | sp->flags &= ~SRB_DMA_VALID; |
3019 | } | |
fca29703 | 3020 | CMD_SP(cmd) = NULL; |
f4f051eb AV |
3021 | } |
3022 | ||
3023 | void | |
73208dfd | 3024 | qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp) |
f4f051eb AV |
3025 | { |
3026 | struct scsi_cmnd *cmd = sp->cmd; | |
3027 | ||
e315cd28 | 3028 | qla2x00_sp_free_dma(sp); |
f4f051eb | 3029 | |
f4f051eb AV |
3030 | mempool_free(sp, ha->srb_mempool); |
3031 | ||
3032 | cmd->scsi_done(cmd); | |
3033 | } | |
bdf79621 | 3034 | |
1da177e4 LT |
3035 | /************************************************************************** |
3036 | * qla2x00_timer | |
3037 | * | |
3038 | * Description: | |
3039 | * One second timer | |
3040 | * | |
3041 | * Context: Interrupt | |
3042 | ***************************************************************************/ | |
2c3dfe3f | 3043 | void |
e315cd28 | 3044 | qla2x00_timer(scsi_qla_host_t *vha) |
1da177e4 | 3045 | { |
1da177e4 LT |
3046 | unsigned long cpu_flags = 0; |
3047 | fc_port_t *fcport; | |
1da177e4 LT |
3048 | int start_dpc = 0; |
3049 | int index; | |
3050 | srb_t *sp; | |
f4f051eb | 3051 | int t; |
e315cd28 | 3052 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 3053 | struct req_que *req; |
1da177e4 LT |
3054 | /* |
3055 | * Ports - Port down timer. | |
3056 | * | |
3057 | * Whenever, a port is in the LOST state we start decrementing its port | |
3058 | * down timer every second until it reaches zero. Once it reaches zero | |
fa2a1ce5 | 3059 | * the port it marked DEAD. |
1da177e4 LT |
3060 | */ |
3061 | t = 0; | |
e315cd28 | 3062 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
1da177e4 LT |
3063 | if (fcport->port_type != FCT_TARGET) |
3064 | continue; | |
3065 | ||
3066 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
3067 | ||
3068 | if (atomic_read(&fcport->port_down_timer) == 0) | |
3069 | continue; | |
3070 | ||
fa2a1ce5 | 3071 | if (atomic_dec_and_test(&fcport->port_down_timer) != 0) |
1da177e4 | 3072 | atomic_set(&fcport->state, FCS_DEVICE_DEAD); |
fa2a1ce5 | 3073 | |
1da177e4 | 3074 | DEBUG(printk("scsi(%ld): fcport-%d - port retry count: " |
fca29703 | 3075 | "%d remaining\n", |
e315cd28 | 3076 | vha->host_no, |
1da177e4 LT |
3077 | t, atomic_read(&fcport->port_down_timer))); |
3078 | } | |
3079 | t++; | |
3080 | } /* End of for fcport */ | |
3081 | ||
1da177e4 LT |
3082 | |
3083 | /* Loop down handler. */ | |
e315cd28 AC |
3084 | if (atomic_read(&vha->loop_down_timer) > 0 && |
3085 | !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) | |
3086 | && vha->flags.online) { | |
1da177e4 | 3087 | |
e315cd28 AC |
3088 | if (atomic_read(&vha->loop_down_timer) == |
3089 | vha->loop_down_abort_time) { | |
1da177e4 LT |
3090 | |
3091 | DEBUG(printk("scsi(%ld): Loop Down - aborting the " | |
3092 | "queues before time expire\n", | |
e315cd28 | 3093 | vha->host_no)); |
1da177e4 | 3094 | |
e315cd28 AC |
3095 | if (!IS_QLA2100(ha) && vha->link_down_timeout) |
3096 | atomic_set(&vha->loop_state, LOOP_DEAD); | |
1da177e4 LT |
3097 | |
3098 | /* Schedule an ISP abort to return any tape commands. */ | |
2c3dfe3f | 3099 | /* NPIV - scan physical port only */ |
e315cd28 | 3100 | if (!vha->vp_idx) { |
2c3dfe3f SJ |
3101 | spin_lock_irqsave(&ha->hardware_lock, |
3102 | cpu_flags); | |
73208dfd | 3103 | req = ha->req_q_map[0]; |
2c3dfe3f SJ |
3104 | for (index = 1; |
3105 | index < MAX_OUTSTANDING_COMMANDS; | |
3106 | index++) { | |
3107 | fc_port_t *sfcp; | |
3108 | ||
e315cd28 | 3109 | sp = req->outstanding_cmds[index]; |
2c3dfe3f SJ |
3110 | if (!sp) |
3111 | continue; | |
cf53b069 AV |
3112 | if (sp->ctx) |
3113 | continue; | |
2c3dfe3f SJ |
3114 | sfcp = sp->fcport; |
3115 | if (!(sfcp->flags & FCF_TAPE_PRESENT)) | |
3116 | continue; | |
bdf79621 | 3117 | |
2c3dfe3f | 3118 | set_bit(ISP_ABORT_NEEDED, |
e315cd28 | 3119 | &vha->dpc_flags); |
2c3dfe3f SJ |
3120 | break; |
3121 | } | |
3122 | spin_unlock_irqrestore(&ha->hardware_lock, | |
e315cd28 | 3123 | cpu_flags); |
1da177e4 | 3124 | } |
1da177e4 LT |
3125 | start_dpc++; |
3126 | } | |
3127 | ||
3128 | /* if the loop has been down for 4 minutes, reinit adapter */ | |
e315cd28 | 3129 | if (atomic_dec_and_test(&vha->loop_down_timer) != 0) { |
0d6e61bc | 3130 | if (!(vha->device_flags & DFLG_NO_CABLE)) { |
1da177e4 LT |
3131 | DEBUG(printk("scsi(%ld): Loop down - " |
3132 | "aborting ISP.\n", | |
e315cd28 | 3133 | vha->host_no)); |
1da177e4 LT |
3134 | qla_printk(KERN_WARNING, ha, |
3135 | "Loop down - aborting ISP.\n"); | |
3136 | ||
e315cd28 | 3137 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
3138 | } |
3139 | } | |
fca29703 | 3140 | DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n", |
e315cd28 AC |
3141 | vha->host_no, |
3142 | atomic_read(&vha->loop_down_timer))); | |
1da177e4 LT |
3143 | } |
3144 | ||
f6df144c AV |
3145 | /* Check if beacon LED needs to be blinked */ |
3146 | if (ha->beacon_blink_led == 1) { | |
e315cd28 | 3147 | set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags); |
f6df144c AV |
3148 | start_dpc++; |
3149 | } | |
3150 | ||
550bf57d | 3151 | /* Process any deferred work. */ |
e315cd28 | 3152 | if (!list_empty(&vha->work_list)) |
550bf57d AV |
3153 | start_dpc++; |
3154 | ||
1da177e4 | 3155 | /* Schedule the DPC routine if needed */ |
e315cd28 AC |
3156 | if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) || |
3157 | test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) || | |
3158 | test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) || | |
1da177e4 | 3159 | start_dpc || |
e315cd28 AC |
3160 | test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) || |
3161 | test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) || | |
3162 | test_bit(VP_DPC_NEEDED, &vha->dpc_flags) || | |
3163 | test_bit(RELOGIN_NEEDED, &vha->dpc_flags))) | |
3164 | qla2xxx_wake_dpc(vha); | |
1da177e4 | 3165 | |
e315cd28 | 3166 | qla2x00_restart_timer(vha, WATCH_INTERVAL); |
1da177e4 LT |
3167 | } |
3168 | ||
5433383e AV |
3169 | /* Firmware interface routines. */ |
3170 | ||
3a03eb79 | 3171 | #define FW_BLOBS 7 |
5433383e AV |
3172 | #define FW_ISP21XX 0 |
3173 | #define FW_ISP22XX 1 | |
3174 | #define FW_ISP2300 2 | |
3175 | #define FW_ISP2322 3 | |
48c02fde | 3176 | #define FW_ISP24XX 4 |
c3a2f0df | 3177 | #define FW_ISP25XX 5 |
3a03eb79 | 3178 | #define FW_ISP81XX 6 |
5433383e | 3179 | |
bb8ee499 AV |
3180 | #define FW_FILE_ISP21XX "ql2100_fw.bin" |
3181 | #define FW_FILE_ISP22XX "ql2200_fw.bin" | |
3182 | #define FW_FILE_ISP2300 "ql2300_fw.bin" | |
3183 | #define FW_FILE_ISP2322 "ql2322_fw.bin" | |
3184 | #define FW_FILE_ISP24XX "ql2400_fw.bin" | |
c3a2f0df | 3185 | #define FW_FILE_ISP25XX "ql2500_fw.bin" |
3a03eb79 | 3186 | #define FW_FILE_ISP81XX "ql8100_fw.bin" |
bb8ee499 | 3187 | |
e1e82b6f | 3188 | static DEFINE_MUTEX(qla_fw_lock); |
5433383e AV |
3189 | |
3190 | static struct fw_blob qla_fw_blobs[FW_BLOBS] = { | |
bb8ee499 AV |
3191 | { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, }, |
3192 | { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, }, | |
3193 | { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, }, | |
3194 | { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, }, | |
3195 | { .name = FW_FILE_ISP24XX, }, | |
c3a2f0df | 3196 | { .name = FW_FILE_ISP25XX, }, |
3a03eb79 | 3197 | { .name = FW_FILE_ISP81XX, }, |
5433383e AV |
3198 | }; |
3199 | ||
3200 | struct fw_blob * | |
e315cd28 | 3201 | qla2x00_request_firmware(scsi_qla_host_t *vha) |
5433383e | 3202 | { |
e315cd28 | 3203 | struct qla_hw_data *ha = vha->hw; |
5433383e AV |
3204 | struct fw_blob *blob; |
3205 | ||
3206 | blob = NULL; | |
3207 | if (IS_QLA2100(ha)) { | |
3208 | blob = &qla_fw_blobs[FW_ISP21XX]; | |
3209 | } else if (IS_QLA2200(ha)) { | |
3210 | blob = &qla_fw_blobs[FW_ISP22XX]; | |
48c02fde | 3211 | } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { |
5433383e | 3212 | blob = &qla_fw_blobs[FW_ISP2300]; |
48c02fde | 3213 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) { |
5433383e | 3214 | blob = &qla_fw_blobs[FW_ISP2322]; |
4d4df193 | 3215 | } else if (IS_QLA24XX_TYPE(ha)) { |
5433383e | 3216 | blob = &qla_fw_blobs[FW_ISP24XX]; |
c3a2f0df AV |
3217 | } else if (IS_QLA25XX(ha)) { |
3218 | blob = &qla_fw_blobs[FW_ISP25XX]; | |
3a03eb79 AV |
3219 | } else if (IS_QLA81XX(ha)) { |
3220 | blob = &qla_fw_blobs[FW_ISP81XX]; | |
5433383e AV |
3221 | } |
3222 | ||
e1e82b6f | 3223 | mutex_lock(&qla_fw_lock); |
5433383e AV |
3224 | if (blob->fw) |
3225 | goto out; | |
3226 | ||
3227 | if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) { | |
3228 | DEBUG2(printk("scsi(%ld): Failed to load firmware image " | |
e315cd28 | 3229 | "(%s).\n", vha->host_no, blob->name)); |
5433383e AV |
3230 | blob->fw = NULL; |
3231 | blob = NULL; | |
3232 | goto out; | |
3233 | } | |
3234 | ||
3235 | out: | |
e1e82b6f | 3236 | mutex_unlock(&qla_fw_lock); |
5433383e AV |
3237 | return blob; |
3238 | } | |
3239 | ||
3240 | static void | |
3241 | qla2x00_release_firmware(void) | |
3242 | { | |
3243 | int idx; | |
3244 | ||
e1e82b6f | 3245 | mutex_lock(&qla_fw_lock); |
5433383e AV |
3246 | for (idx = 0; idx < FW_BLOBS; idx++) |
3247 | if (qla_fw_blobs[idx].fw) | |
3248 | release_firmware(qla_fw_blobs[idx].fw); | |
e1e82b6f | 3249 | mutex_unlock(&qla_fw_lock); |
5433383e AV |
3250 | } |
3251 | ||
14e660e6 SJ |
3252 | static pci_ers_result_t |
3253 | qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
3254 | { | |
b9b12f73 SJ |
3255 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3256 | ||
14e660e6 SJ |
3257 | switch (state) { |
3258 | case pci_channel_io_normal: | |
3259 | return PCI_ERS_RESULT_CAN_RECOVER; | |
3260 | case pci_channel_io_frozen: | |
3261 | pci_disable_device(pdev); | |
3262 | return PCI_ERS_RESULT_NEED_RESET; | |
3263 | case pci_channel_io_perm_failure: | |
b9b12f73 | 3264 | qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); |
14e660e6 SJ |
3265 | return PCI_ERS_RESULT_DISCONNECT; |
3266 | } | |
3267 | return PCI_ERS_RESULT_NEED_RESET; | |
3268 | } | |
3269 | ||
3270 | static pci_ers_result_t | |
3271 | qla2xxx_pci_mmio_enabled(struct pci_dev *pdev) | |
3272 | { | |
3273 | int risc_paused = 0; | |
3274 | uint32_t stat; | |
3275 | unsigned long flags; | |
e315cd28 AC |
3276 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3277 | struct qla_hw_data *ha = base_vha->hw; | |
14e660e6 SJ |
3278 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
3279 | struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; | |
3280 | ||
3281 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3282 | if (IS_QLA2100(ha) || IS_QLA2200(ha)){ | |
3283 | stat = RD_REG_DWORD(®->hccr); | |
3284 | if (stat & HCCR_RISC_PAUSE) | |
3285 | risc_paused = 1; | |
3286 | } else if (IS_QLA23XX(ha)) { | |
3287 | stat = RD_REG_DWORD(®->u.isp2300.host_status); | |
3288 | if (stat & HSR_RISC_PAUSED) | |
3289 | risc_paused = 1; | |
3290 | } else if (IS_FWI2_CAPABLE(ha)) { | |
3291 | stat = RD_REG_DWORD(®24->host_status); | |
3292 | if (stat & HSRX_RISC_PAUSED) | |
3293 | risc_paused = 1; | |
3294 | } | |
3295 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3296 | ||
3297 | if (risc_paused) { | |
3298 | qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, " | |
3299 | "Dumping firmware!\n"); | |
e315cd28 | 3300 | ha->isp_ops->fw_dump(base_vha, 0); |
14e660e6 SJ |
3301 | |
3302 | return PCI_ERS_RESULT_NEED_RESET; | |
3303 | } else | |
3304 | return PCI_ERS_RESULT_RECOVERED; | |
3305 | } | |
3306 | ||
3307 | static pci_ers_result_t | |
3308 | qla2xxx_pci_slot_reset(struct pci_dev *pdev) | |
3309 | { | |
3310 | pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT; | |
e315cd28 AC |
3311 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3312 | struct qla_hw_data *ha = base_vha->hw; | |
09483916 BH |
3313 | int rc; |
3314 | ||
3315 | if (ha->mem_only) | |
3316 | rc = pci_enable_device_mem(pdev); | |
3317 | else | |
3318 | rc = pci_enable_device(pdev); | |
14e660e6 | 3319 | |
09483916 | 3320 | if (rc) { |
14e660e6 SJ |
3321 | qla_printk(KERN_WARNING, ha, |
3322 | "Can't re-enable PCI device after reset.\n"); | |
3323 | ||
3324 | return ret; | |
3325 | } | |
3326 | pci_set_master(pdev); | |
3327 | ||
e315cd28 | 3328 | if (ha->isp_ops->pci_config(base_vha)) |
14e660e6 SJ |
3329 | return ret; |
3330 | ||
e315cd28 AC |
3331 | set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); |
3332 | if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS) | |
14e660e6 | 3333 | ret = PCI_ERS_RESULT_RECOVERED; |
e315cd28 | 3334 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); |
14e660e6 SJ |
3335 | |
3336 | return ret; | |
3337 | } | |
3338 | ||
3339 | static void | |
3340 | qla2xxx_pci_resume(struct pci_dev *pdev) | |
3341 | { | |
e315cd28 AC |
3342 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3343 | struct qla_hw_data *ha = base_vha->hw; | |
14e660e6 SJ |
3344 | int ret; |
3345 | ||
e315cd28 | 3346 | ret = qla2x00_wait_for_hba_online(base_vha); |
14e660e6 SJ |
3347 | if (ret != QLA_SUCCESS) { |
3348 | qla_printk(KERN_ERR, ha, | |
3349 | "the device failed to resume I/O " | |
3350 | "from slot/link_reset"); | |
3351 | } | |
3352 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
3353 | } | |
3354 | ||
3355 | static struct pci_error_handlers qla2xxx_err_handler = { | |
3356 | .error_detected = qla2xxx_pci_error_detected, | |
3357 | .mmio_enabled = qla2xxx_pci_mmio_enabled, | |
3358 | .slot_reset = qla2xxx_pci_slot_reset, | |
3359 | .resume = qla2xxx_pci_resume, | |
3360 | }; | |
3361 | ||
5433383e | 3362 | static struct pci_device_id qla2xxx_pci_tbl[] = { |
47f5e069 AV |
3363 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) }, |
3364 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) }, | |
3365 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) }, | |
3366 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) }, | |
3367 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) }, | |
3368 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) }, | |
3369 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) }, | |
3370 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) }, | |
3371 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) }, | |
4d4df193 | 3372 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) }, |
47f5e069 AV |
3373 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) }, |
3374 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) }, | |
c3a2f0df | 3375 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) }, |
3a03eb79 | 3376 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) }, |
5433383e AV |
3377 | { 0 }, |
3378 | }; | |
3379 | MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl); | |
3380 | ||
fca29703 | 3381 | static struct pci_driver qla2xxx_pci_driver = { |
cb63067a | 3382 | .name = QLA2XXX_DRIVER_NAME, |
0a21ef1e JB |
3383 | .driver = { |
3384 | .owner = THIS_MODULE, | |
3385 | }, | |
fca29703 | 3386 | .id_table = qla2xxx_pci_tbl, |
7ee61397 | 3387 | .probe = qla2x00_probe_one, |
4c993f76 | 3388 | .remove = qla2x00_remove_one, |
14e660e6 | 3389 | .err_handler = &qla2xxx_err_handler, |
fca29703 AV |
3390 | }; |
3391 | ||
1da177e4 LT |
3392 | /** |
3393 | * qla2x00_module_init - Module initialization. | |
3394 | **/ | |
3395 | static int __init | |
3396 | qla2x00_module_init(void) | |
3397 | { | |
fca29703 AV |
3398 | int ret = 0; |
3399 | ||
1da177e4 | 3400 | /* Allocate cache for SRBs. */ |
354d6b21 | 3401 | srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0, |
20c2df83 | 3402 | SLAB_HWCACHE_ALIGN, NULL); |
1da177e4 LT |
3403 | if (srb_cachep == NULL) { |
3404 | printk(KERN_ERR | |
3405 | "qla2xxx: Unable to allocate SRB cache...Failing load!\n"); | |
3406 | return -ENOMEM; | |
3407 | } | |
3408 | ||
3409 | /* Derive version string. */ | |
3410 | strcpy(qla2x00_version_str, QLA2XXX_VERSION); | |
11010fec | 3411 | if (ql2xextended_error_logging) |
0181944f AV |
3412 | strcat(qla2x00_version_str, "-debug"); |
3413 | ||
1c97a12a AV |
3414 | qla2xxx_transport_template = |
3415 | fc_attach_transport(&qla2xxx_transport_functions); | |
2c3dfe3f SJ |
3416 | if (!qla2xxx_transport_template) { |
3417 | kmem_cache_destroy(srb_cachep); | |
1da177e4 | 3418 | return -ENODEV; |
2c3dfe3f SJ |
3419 | } |
3420 | qla2xxx_transport_vport_template = | |
3421 | fc_attach_transport(&qla2xxx_transport_vport_functions); | |
3422 | if (!qla2xxx_transport_vport_template) { | |
3423 | kmem_cache_destroy(srb_cachep); | |
3424 | fc_release_transport(qla2xxx_transport_template); | |
1da177e4 | 3425 | return -ENODEV; |
2c3dfe3f | 3426 | } |
1da177e4 | 3427 | |
fd9a29f0 AV |
3428 | printk(KERN_INFO "QLogic Fibre Channel HBA Driver: %s\n", |
3429 | qla2x00_version_str); | |
7ee61397 | 3430 | ret = pci_register_driver(&qla2xxx_pci_driver); |
fca29703 AV |
3431 | if (ret) { |
3432 | kmem_cache_destroy(srb_cachep); | |
3433 | fc_release_transport(qla2xxx_transport_template); | |
2c3dfe3f | 3434 | fc_release_transport(qla2xxx_transport_vport_template); |
fca29703 AV |
3435 | } |
3436 | return ret; | |
1da177e4 LT |
3437 | } |
3438 | ||
3439 | /** | |
3440 | * qla2x00_module_exit - Module cleanup. | |
3441 | **/ | |
3442 | static void __exit | |
3443 | qla2x00_module_exit(void) | |
3444 | { | |
7ee61397 | 3445 | pci_unregister_driver(&qla2xxx_pci_driver); |
5433383e | 3446 | qla2x00_release_firmware(); |
354d6b21 | 3447 | kmem_cache_destroy(srb_cachep); |
1da177e4 | 3448 | fc_release_transport(qla2xxx_transport_template); |
2c3dfe3f | 3449 | fc_release_transport(qla2xxx_transport_vport_template); |
1da177e4 LT |
3450 | } |
3451 | ||
3452 | module_init(qla2x00_module_init); | |
3453 | module_exit(qla2x00_module_exit); | |
3454 | ||
3455 | MODULE_AUTHOR("QLogic Corporation"); | |
3456 | MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver"); | |
3457 | MODULE_LICENSE("GPL"); | |
3458 | MODULE_VERSION(QLA2XXX_VERSION); | |
bb8ee499 AV |
3459 | MODULE_FIRMWARE(FW_FILE_ISP21XX); |
3460 | MODULE_FIRMWARE(FW_FILE_ISP22XX); | |
3461 | MODULE_FIRMWARE(FW_FILE_ISP2300); | |
3462 | MODULE_FIRMWARE(FW_FILE_ISP2322); | |
3463 | MODULE_FIRMWARE(FW_FILE_ISP24XX); | |
61623fc3 | 3464 | MODULE_FIRMWARE(FW_FILE_ISP25XX); |
3a03eb79 | 3465 | MODULE_FIRMWARE(FW_FILE_ISP81XX); |