Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
fa90c54f | 2 | * QLogic Fibre Channel HBA Driver |
01e58d8e | 3 | * Copyright (c) 2003-2008 QLogic Corporation |
1da177e4 | 4 | * |
fa90c54f | 5 | * See LICENSE.qla2xxx for copyright and licensing details. |
1da177e4 LT |
6 | */ |
7 | #include "qla_def.h" | |
8 | ||
9 | #include <linux/moduleparam.h> | |
10 | #include <linux/vmalloc.h> | |
1da177e4 | 11 | #include <linux/delay.h> |
39a11240 | 12 | #include <linux/kthread.h> |
e1e82b6f | 13 | #include <linux/mutex.h> |
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 | ||
a13d8ac0 MR |
81 | int ql2xqfulltracking = 1; |
82 | module_param(ql2xqfulltracking, int, S_IRUGO|S_IWUSR); | |
83 | MODULE_PARM_DESC(ql2xqfulltracking, | |
84 | "Controls whether the driver tracks queue full status " | |
85 | "returns and dynamically adjusts a scsi device's queue " | |
86 | "depth. Default is 1, perform tracking. Set to 0 to " | |
87 | "disable dynamic tracking and adjustment of queue depth."); | |
88 | ||
df7baa50 AV |
89 | int ql2xqfullrampup = 120; |
90 | module_param(ql2xqfullrampup, int, S_IRUGO|S_IWUSR); | |
91 | MODULE_PARM_DESC(ql2xqfullrampup, | |
92 | "Number of seconds to wait to begin to ramp-up the queue " | |
93 | "depth for a device after a queue-full condition has been " | |
94 | "detected. Default is 120 seconds."); | |
95 | ||
e5896bd5 AV |
96 | int ql2xiidmaenable=1; |
97 | module_param(ql2xiidmaenable, int, S_IRUGO|S_IRUSR); | |
98 | MODULE_PARM_DESC(ql2xiidmaenable, | |
99 | "Enables iIDMA settings " | |
100 | "Default is 1 - perform iIDMA. 0 - no iIDMA."); | |
101 | ||
73208dfd AC |
102 | int ql2xmaxqueues = 1; |
103 | module_param(ql2xmaxqueues, int, S_IRUGO|S_IRUSR); | |
104 | MODULE_PARM_DESC(ql2xmaxqueues, | |
105 | "Enables MQ settings " | |
106 | "Default is 1 for single queue. Set it to number \ | |
107 | of queues in MQ mode."); | |
68ca949c AC |
108 | |
109 | int ql2xmultique_tag; | |
110 | module_param(ql2xmultique_tag, int, S_IRUGO|S_IRUSR); | |
111 | MODULE_PARM_DESC(ql2xmultique_tag, | |
112 | "Enables CPU affinity settings for the driver " | |
113 | "Default is 0 for no affinity of request and response IO. " | |
114 | "Set it to 1 to turn on the cpu affinity."); | |
e337d907 AV |
115 | |
116 | int ql2xfwloadbin; | |
117 | module_param(ql2xfwloadbin, int, S_IRUGO|S_IRUSR); | |
118 | MODULE_PARM_DESC(ql2xfwloadbin, | |
119 | "Option to specify location from which to load ISP firmware:\n" | |
120 | " 2 -- load firmware via the request_firmware() (hotplug)\n" | |
121 | " interface.\n" | |
122 | " 1 -- load firmware from flash.\n" | |
123 | " 0 -- use default semantics.\n"); | |
124 | ||
1da177e4 | 125 | /* |
fa2a1ce5 | 126 | * SCSI host template entry points |
1da177e4 LT |
127 | */ |
128 | static int qla2xxx_slave_configure(struct scsi_device * device); | |
f4f051eb | 129 | static int qla2xxx_slave_alloc(struct scsi_device *); |
1e99e33a AV |
130 | static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time); |
131 | static void qla2xxx_scan_start(struct Scsi_Host *); | |
f4f051eb | 132 | static void qla2xxx_slave_destroy(struct scsi_device *); |
a5326f86 | 133 | static int qla2xxx_queuecommand(struct scsi_cmnd *cmd, |
fca29703 | 134 | void (*fn)(struct scsi_cmnd *)); |
1da177e4 LT |
135 | static int qla2xxx_eh_abort(struct scsi_cmnd *); |
136 | static int qla2xxx_eh_device_reset(struct scsi_cmnd *); | |
523ec773 | 137 | static int qla2xxx_eh_target_reset(struct scsi_cmnd *); |
1da177e4 LT |
138 | static int qla2xxx_eh_bus_reset(struct scsi_cmnd *); |
139 | static int qla2xxx_eh_host_reset(struct scsi_cmnd *); | |
1da177e4 | 140 | |
ce7e4af7 AV |
141 | static int qla2x00_change_queue_depth(struct scsi_device *, int); |
142 | static int qla2x00_change_queue_type(struct scsi_device *, int); | |
143 | ||
a5326f86 | 144 | struct scsi_host_template qla2xxx_driver_template = { |
1da177e4 | 145 | .module = THIS_MODULE, |
cb63067a | 146 | .name = QLA2XXX_DRIVER_NAME, |
a5326f86 | 147 | .queuecommand = qla2xxx_queuecommand, |
fca29703 AV |
148 | |
149 | .eh_abort_handler = qla2xxx_eh_abort, | |
150 | .eh_device_reset_handler = qla2xxx_eh_device_reset, | |
523ec773 | 151 | .eh_target_reset_handler = qla2xxx_eh_target_reset, |
fca29703 AV |
152 | .eh_bus_reset_handler = qla2xxx_eh_bus_reset, |
153 | .eh_host_reset_handler = qla2xxx_eh_host_reset, | |
154 | ||
155 | .slave_configure = qla2xxx_slave_configure, | |
156 | ||
157 | .slave_alloc = qla2xxx_slave_alloc, | |
158 | .slave_destroy = qla2xxx_slave_destroy, | |
ed677086 AV |
159 | .scan_finished = qla2xxx_scan_finished, |
160 | .scan_start = qla2xxx_scan_start, | |
ce7e4af7 AV |
161 | .change_queue_depth = qla2x00_change_queue_depth, |
162 | .change_queue_type = qla2x00_change_queue_type, | |
fca29703 AV |
163 | .this_id = -1, |
164 | .cmd_per_lun = 3, | |
165 | .use_clustering = ENABLE_CLUSTERING, | |
166 | .sg_tablesize = SG_ALL, | |
167 | ||
168 | .max_sectors = 0xFFFF, | |
afb046e2 | 169 | .shost_attrs = qla2x00_host_attrs, |
fca29703 AV |
170 | }; |
171 | ||
1da177e4 | 172 | static struct scsi_transport_template *qla2xxx_transport_template = NULL; |
2c3dfe3f | 173 | struct scsi_transport_template *qla2xxx_transport_vport_template = NULL; |
1da177e4 | 174 | |
1da177e4 LT |
175 | /* TODO Convert to inlines |
176 | * | |
177 | * Timer routines | |
178 | */ | |
1da177e4 | 179 | |
2c3dfe3f | 180 | __inline__ void |
e315cd28 | 181 | qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval) |
1da177e4 | 182 | { |
e315cd28 AC |
183 | init_timer(&vha->timer); |
184 | vha->timer.expires = jiffies + interval * HZ; | |
185 | vha->timer.data = (unsigned long)vha; | |
186 | vha->timer.function = (void (*)(unsigned long))func; | |
187 | add_timer(&vha->timer); | |
188 | vha->timer_active = 1; | |
1da177e4 LT |
189 | } |
190 | ||
191 | static inline void | |
e315cd28 | 192 | qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval) |
1da177e4 | 193 | { |
e315cd28 | 194 | mod_timer(&vha->timer, jiffies + interval * HZ); |
1da177e4 LT |
195 | } |
196 | ||
a824ebb3 | 197 | static __inline__ void |
e315cd28 | 198 | qla2x00_stop_timer(scsi_qla_host_t *vha) |
1da177e4 | 199 | { |
e315cd28 AC |
200 | del_timer_sync(&vha->timer); |
201 | vha->timer_active = 0; | |
1da177e4 LT |
202 | } |
203 | ||
1da177e4 LT |
204 | static int qla2x00_do_dpc(void *data); |
205 | ||
206 | static void qla2x00_rst_aen(scsi_qla_host_t *); | |
207 | ||
73208dfd AC |
208 | static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t, |
209 | struct req_que **, struct rsp_que **); | |
e315cd28 AC |
210 | static void qla2x00_mem_free(struct qla_hw_data *); |
211 | static void qla2x00_sp_free_dma(srb_t *); | |
1da177e4 | 212 | |
1da177e4 | 213 | /* -------------------------------------------------------------------------- */ |
73208dfd AC |
214 | static int qla2x00_alloc_queues(struct qla_hw_data *ha) |
215 | { | |
2afa19a9 | 216 | ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_req_queues, |
73208dfd AC |
217 | GFP_KERNEL); |
218 | if (!ha->req_q_map) { | |
219 | qla_printk(KERN_WARNING, ha, | |
220 | "Unable to allocate memory for request queue ptrs\n"); | |
221 | goto fail_req_map; | |
222 | } | |
223 | ||
2afa19a9 | 224 | ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_rsp_queues, |
73208dfd AC |
225 | GFP_KERNEL); |
226 | if (!ha->rsp_q_map) { | |
227 | qla_printk(KERN_WARNING, ha, | |
228 | "Unable to allocate memory for response queue ptrs\n"); | |
229 | goto fail_rsp_map; | |
230 | } | |
231 | set_bit(0, ha->rsp_qid_map); | |
232 | set_bit(0, ha->req_qid_map); | |
233 | return 1; | |
234 | ||
235 | fail_rsp_map: | |
236 | kfree(ha->req_q_map); | |
237 | ha->req_q_map = NULL; | |
238 | fail_req_map: | |
239 | return -ENOMEM; | |
240 | } | |
241 | ||
2afa19a9 | 242 | static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req) |
73208dfd | 243 | { |
73208dfd AC |
244 | if (req && req->ring) |
245 | dma_free_coherent(&ha->pdev->dev, | |
246 | (req->length + 1) * sizeof(request_t), | |
247 | req->ring, req->dma); | |
248 | ||
249 | kfree(req); | |
250 | req = NULL; | |
251 | } | |
252 | ||
2afa19a9 AC |
253 | static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp) |
254 | { | |
255 | if (rsp && rsp->ring) | |
256 | dma_free_coherent(&ha->pdev->dev, | |
257 | (rsp->length + 1) * sizeof(response_t), | |
258 | rsp->ring, rsp->dma); | |
259 | ||
260 | kfree(rsp); | |
261 | rsp = NULL; | |
262 | } | |
263 | ||
73208dfd AC |
264 | static void qla2x00_free_queues(struct qla_hw_data *ha) |
265 | { | |
266 | struct req_que *req; | |
267 | struct rsp_que *rsp; | |
268 | int cnt; | |
269 | ||
2afa19a9 | 270 | for (cnt = 0; cnt < ha->max_req_queues; cnt++) { |
73208dfd | 271 | req = ha->req_q_map[cnt]; |
2afa19a9 | 272 | qla2x00_free_req_que(ha, req); |
73208dfd | 273 | } |
73208dfd AC |
274 | kfree(ha->req_q_map); |
275 | ha->req_q_map = NULL; | |
2afa19a9 AC |
276 | |
277 | for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) { | |
278 | rsp = ha->rsp_q_map[cnt]; | |
279 | qla2x00_free_rsp_que(ha, rsp); | |
280 | } | |
281 | kfree(ha->rsp_q_map); | |
282 | ha->rsp_q_map = NULL; | |
73208dfd AC |
283 | } |
284 | ||
68ca949c AC |
285 | static int qla25xx_setup_mode(struct scsi_qla_host *vha) |
286 | { | |
287 | uint16_t options = 0; | |
288 | int ques, req, ret; | |
289 | struct qla_hw_data *ha = vha->hw; | |
290 | ||
7163ea81 AC |
291 | if (!(ha->fw_attributes & BIT_6)) { |
292 | qla_printk(KERN_INFO, ha, | |
293 | "Firmware is not multi-queue capable\n"); | |
294 | goto fail; | |
295 | } | |
68ca949c | 296 | if (ql2xmultique_tag) { |
68ca949c AC |
297 | /* create a request queue for IO */ |
298 | options |= BIT_7; | |
299 | req = qla25xx_create_req_que(ha, options, 0, 0, -1, | |
300 | QLA_DEFAULT_QUE_QOS); | |
301 | if (!req) { | |
302 | qla_printk(KERN_WARNING, ha, | |
303 | "Can't create request queue\n"); | |
304 | goto fail; | |
305 | } | |
7163ea81 | 306 | ha->wq = create_workqueue("qla2xxx_wq"); |
68ca949c AC |
307 | vha->req = ha->req_q_map[req]; |
308 | options |= BIT_1; | |
309 | for (ques = 1; ques < ha->max_rsp_queues; ques++) { | |
310 | ret = qla25xx_create_rsp_que(ha, options, 0, 0, req); | |
311 | if (!ret) { | |
312 | qla_printk(KERN_WARNING, ha, | |
313 | "Response Queue create failed\n"); | |
314 | goto fail2; | |
315 | } | |
316 | } | |
7163ea81 AC |
317 | ha->flags.cpu_affinity_enabled = 1; |
318 | ||
68ca949c AC |
319 | DEBUG2(qla_printk(KERN_INFO, ha, |
320 | "CPU affinity mode enabled, no. of response" | |
321 | " queues:%d, no. of request queues:%d\n", | |
322 | ha->max_rsp_queues, ha->max_req_queues)); | |
323 | } | |
324 | return 0; | |
325 | fail2: | |
326 | qla25xx_delete_queues(vha); | |
7163ea81 AC |
327 | destroy_workqueue(ha->wq); |
328 | ha->wq = NULL; | |
68ca949c AC |
329 | fail: |
330 | ha->mqenable = 0; | |
7163ea81 AC |
331 | kfree(ha->req_q_map); |
332 | kfree(ha->rsp_q_map); | |
333 | ha->max_req_queues = ha->max_rsp_queues = 1; | |
68ca949c AC |
334 | return 1; |
335 | } | |
336 | ||
1da177e4 | 337 | static char * |
e315cd28 | 338 | qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str) |
1da177e4 | 339 | { |
e315cd28 | 340 | struct qla_hw_data *ha = vha->hw; |
1da177e4 LT |
341 | static char *pci_bus_modes[] = { |
342 | "33", "66", "100", "133", | |
343 | }; | |
344 | uint16_t pci_bus; | |
345 | ||
346 | strcpy(str, "PCI"); | |
347 | pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9; | |
348 | if (pci_bus) { | |
349 | strcat(str, "-X ("); | |
350 | strcat(str, pci_bus_modes[pci_bus]); | |
351 | } else { | |
352 | pci_bus = (ha->pci_attr & BIT_8) >> 8; | |
353 | strcat(str, " ("); | |
354 | strcat(str, pci_bus_modes[pci_bus]); | |
355 | } | |
356 | strcat(str, " MHz)"); | |
357 | ||
358 | return (str); | |
359 | } | |
360 | ||
fca29703 | 361 | static char * |
e315cd28 | 362 | qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str) |
fca29703 AV |
363 | { |
364 | static char *pci_bus_modes[] = { "33", "66", "100", "133", }; | |
e315cd28 | 365 | struct qla_hw_data *ha = vha->hw; |
fca29703 AV |
366 | uint32_t pci_bus; |
367 | int pcie_reg; | |
368 | ||
369 | pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); | |
370 | if (pcie_reg) { | |
371 | char lwstr[6]; | |
372 | uint16_t pcie_lstat, lspeed, lwidth; | |
373 | ||
374 | pcie_reg += 0x12; | |
375 | pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat); | |
376 | lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3); | |
377 | lwidth = (pcie_lstat & | |
378 | (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4; | |
379 | ||
380 | strcpy(str, "PCIe ("); | |
381 | if (lspeed == 1) | |
c87a0d8c | 382 | strcat(str, "2.5GT/s "); |
c3a2f0df | 383 | else if (lspeed == 2) |
c87a0d8c | 384 | strcat(str, "5.0GT/s "); |
fca29703 AV |
385 | else |
386 | strcat(str, "<unknown> "); | |
387 | snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth); | |
388 | strcat(str, lwstr); | |
389 | ||
390 | return str; | |
391 | } | |
392 | ||
393 | strcpy(str, "PCI"); | |
394 | pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8; | |
395 | if (pci_bus == 0 || pci_bus == 8) { | |
396 | strcat(str, " ("); | |
397 | strcat(str, pci_bus_modes[pci_bus >> 3]); | |
398 | } else { | |
399 | strcat(str, "-X "); | |
400 | if (pci_bus & BIT_2) | |
401 | strcat(str, "Mode 2"); | |
402 | else | |
403 | strcat(str, "Mode 1"); | |
404 | strcat(str, " ("); | |
405 | strcat(str, pci_bus_modes[pci_bus & ~BIT_2]); | |
406 | } | |
407 | strcat(str, " MHz)"); | |
408 | ||
409 | return str; | |
410 | } | |
411 | ||
e5f82ab8 | 412 | static char * |
e315cd28 | 413 | qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str) |
1da177e4 LT |
414 | { |
415 | char un_str[10]; | |
e315cd28 | 416 | struct qla_hw_data *ha = vha->hw; |
fa2a1ce5 | 417 | |
1da177e4 LT |
418 | sprintf(str, "%d.%02d.%02d ", ha->fw_major_version, |
419 | ha->fw_minor_version, | |
420 | ha->fw_subminor_version); | |
421 | ||
422 | if (ha->fw_attributes & BIT_9) { | |
423 | strcat(str, "FLX"); | |
424 | return (str); | |
425 | } | |
426 | ||
427 | switch (ha->fw_attributes & 0xFF) { | |
428 | case 0x7: | |
429 | strcat(str, "EF"); | |
430 | break; | |
431 | case 0x17: | |
432 | strcat(str, "TP"); | |
433 | break; | |
434 | case 0x37: | |
435 | strcat(str, "IP"); | |
436 | break; | |
437 | case 0x77: | |
438 | strcat(str, "VI"); | |
439 | break; | |
440 | default: | |
441 | sprintf(un_str, "(%x)", ha->fw_attributes); | |
442 | strcat(str, un_str); | |
443 | break; | |
444 | } | |
445 | if (ha->fw_attributes & 0x100) | |
446 | strcat(str, "X"); | |
447 | ||
448 | return (str); | |
449 | } | |
450 | ||
e5f82ab8 | 451 | static char * |
e315cd28 | 452 | qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str) |
fca29703 | 453 | { |
e315cd28 | 454 | struct qla_hw_data *ha = vha->hw; |
f0883ac6 | 455 | |
3a03eb79 AV |
456 | sprintf(str, "%d.%02d.%02d (%x)", ha->fw_major_version, |
457 | ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes); | |
fca29703 | 458 | return str; |
fca29703 AV |
459 | } |
460 | ||
461 | static inline srb_t * | |
e315cd28 | 462 | qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport, |
fca29703 AV |
463 | struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
464 | { | |
465 | srb_t *sp; | |
e315cd28 | 466 | struct qla_hw_data *ha = vha->hw; |
fca29703 AV |
467 | |
468 | sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC); | |
469 | if (!sp) | |
470 | return sp; | |
471 | ||
fca29703 AV |
472 | sp->fcport = fcport; |
473 | sp->cmd = cmd; | |
474 | sp->flags = 0; | |
475 | CMD_SP(cmd) = (void *)sp; | |
476 | cmd->scsi_done = done; | |
cf53b069 | 477 | sp->ctx = NULL; |
fca29703 AV |
478 | |
479 | return sp; | |
480 | } | |
481 | ||
1da177e4 | 482 | static int |
a5326f86 | 483 | qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) |
fca29703 | 484 | { |
e315cd28 | 485 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
fca29703 | 486 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
19a7b4ae | 487 | struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); |
e315cd28 AC |
488 | struct qla_hw_data *ha = vha->hw; |
489 | struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); | |
fca29703 AV |
490 | srb_t *sp; |
491 | int rval; | |
492 | ||
e315cd28 | 493 | if (unlikely(pci_channel_offline(ha->pdev))) { |
b9b12f73 SJ |
494 | if (ha->pdev->error_state == pci_channel_io_frozen) |
495 | cmd->result = DID_REQUEUE << 16; | |
496 | else | |
497 | cmd->result = DID_NO_CONNECT << 16; | |
14e660e6 SJ |
498 | goto qc24_fail_command; |
499 | } | |
500 | ||
19a7b4ae JSEC |
501 | rval = fc_remote_port_chkready(rport); |
502 | if (rval) { | |
503 | cmd->result = rval; | |
fca29703 AV |
504 | goto qc24_fail_command; |
505 | } | |
506 | ||
387f96b4 | 507 | /* Close window on fcport/rport state-transitioning. */ |
7b594131 MC |
508 | if (fcport->drport) |
509 | goto qc24_target_busy; | |
387f96b4 | 510 | |
fca29703 AV |
511 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
512 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || | |
e315cd28 | 513 | atomic_read(&base_vha->loop_state) == LOOP_DEAD) { |
fca29703 AV |
514 | cmd->result = DID_NO_CONNECT << 16; |
515 | goto qc24_fail_command; | |
516 | } | |
7b594131 | 517 | goto qc24_target_busy; |
fca29703 AV |
518 | } |
519 | ||
e315cd28 | 520 | spin_unlock_irq(vha->host->host_lock); |
fca29703 | 521 | |
e315cd28 | 522 | sp = qla2x00_get_new_sp(base_vha, fcport, cmd, done); |
fca29703 AV |
523 | if (!sp) |
524 | goto qc24_host_busy_lock; | |
525 | ||
e315cd28 | 526 | rval = ha->isp_ops->start_scsi(sp); |
fca29703 AV |
527 | if (rval != QLA_SUCCESS) |
528 | goto qc24_host_busy_free_sp; | |
529 | ||
e315cd28 | 530 | spin_lock_irq(vha->host->host_lock); |
fca29703 AV |
531 | |
532 | return 0; | |
533 | ||
534 | qc24_host_busy_free_sp: | |
e315cd28 AC |
535 | qla2x00_sp_free_dma(sp); |
536 | mempool_free(sp, ha->srb_mempool); | |
fca29703 AV |
537 | |
538 | qc24_host_busy_lock: | |
e315cd28 | 539 | spin_lock_irq(vha->host->host_lock); |
fca29703 AV |
540 | return SCSI_MLQUEUE_HOST_BUSY; |
541 | ||
7b594131 MC |
542 | qc24_target_busy: |
543 | return SCSI_MLQUEUE_TARGET_BUSY; | |
544 | ||
fca29703 AV |
545 | qc24_fail_command: |
546 | done(cmd); | |
547 | ||
548 | return 0; | |
549 | } | |
550 | ||
551 | ||
1da177e4 LT |
552 | /* |
553 | * qla2x00_eh_wait_on_command | |
554 | * Waits for the command to be returned by the Firmware for some | |
555 | * max time. | |
556 | * | |
557 | * Input: | |
1da177e4 | 558 | * cmd = Scsi Command to wait on. |
1da177e4 LT |
559 | * |
560 | * Return: | |
561 | * Not Found : 0 | |
562 | * Found : 1 | |
563 | */ | |
564 | static int | |
e315cd28 | 565 | qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd) |
1da177e4 | 566 | { |
fe74c71f AV |
567 | #define ABORT_POLLING_PERIOD 1000 |
568 | #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD)) | |
f4f051eb | 569 | unsigned long wait_iter = ABORT_WAIT_ITER; |
570 | int ret = QLA_SUCCESS; | |
1da177e4 | 571 | |
d970432c | 572 | while (CMD_SP(cmd) && wait_iter--) { |
fe74c71f | 573 | msleep(ABORT_POLLING_PERIOD); |
f4f051eb | 574 | } |
575 | if (CMD_SP(cmd)) | |
576 | ret = QLA_FUNCTION_FAILED; | |
1da177e4 | 577 | |
f4f051eb | 578 | return ret; |
1da177e4 LT |
579 | } |
580 | ||
581 | /* | |
582 | * qla2x00_wait_for_hba_online | |
fa2a1ce5 | 583 | * Wait till the HBA is online after going through |
1da177e4 LT |
584 | * <= MAX_RETRIES_OF_ISP_ABORT or |
585 | * finally HBA is disabled ie marked offline | |
586 | * | |
587 | * Input: | |
588 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
589 | * |
590 | * Note: | |
1da177e4 LT |
591 | * Does context switching-Release SPIN_LOCK |
592 | * (if any) before calling this routine. | |
593 | * | |
594 | * Return: | |
595 | * Success (Adapter is online) : 0 | |
596 | * Failed (Adapter is offline/disabled) : 1 | |
597 | */ | |
854165f4 | 598 | int |
e315cd28 | 599 | qla2x00_wait_for_hba_online(scsi_qla_host_t *vha) |
1da177e4 | 600 | { |
fca29703 AV |
601 | int return_status; |
602 | unsigned long wait_online; | |
e315cd28 AC |
603 | struct qla_hw_data *ha = vha->hw; |
604 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 | 605 | |
fa2a1ce5 | 606 | wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
e315cd28 AC |
607 | while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) || |
608 | test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) || | |
609 | test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) || | |
610 | ha->dpc_active) && time_before(jiffies, wait_online)) { | |
1da177e4 LT |
611 | |
612 | msleep(1000); | |
613 | } | |
e315cd28 | 614 | if (base_vha->flags.online) |
fa2a1ce5 | 615 | return_status = QLA_SUCCESS; |
1da177e4 LT |
616 | else |
617 | return_status = QLA_FUNCTION_FAILED; | |
618 | ||
1da177e4 LT |
619 | return (return_status); |
620 | } | |
621 | ||
2533cf67 LC |
622 | int |
623 | qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha) | |
624 | { | |
625 | int return_status; | |
626 | unsigned long wait_reset; | |
627 | struct qla_hw_data *ha = vha->hw; | |
628 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
629 | ||
630 | wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ); | |
631 | while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) || | |
632 | test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) || | |
633 | test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) || | |
634 | ha->dpc_active) && time_before(jiffies, wait_reset)) { | |
635 | ||
636 | msleep(1000); | |
637 | ||
638 | if (!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) && | |
639 | ha->flags.chip_reset_done) | |
640 | break; | |
641 | } | |
642 | if (ha->flags.chip_reset_done) | |
643 | return_status = QLA_SUCCESS; | |
644 | else | |
645 | return_status = QLA_FUNCTION_FAILED; | |
646 | ||
647 | return return_status; | |
648 | } | |
649 | ||
1da177e4 LT |
650 | /* |
651 | * qla2x00_wait_for_loop_ready | |
652 | * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop | |
fa2a1ce5 | 653 | * to be in LOOP_READY state. |
1da177e4 LT |
654 | * Input: |
655 | * ha - pointer to host adapter structure | |
fa2a1ce5 AV |
656 | * |
657 | * Note: | |
1da177e4 LT |
658 | * Does context switching-Release SPIN_LOCK |
659 | * (if any) before calling this routine. | |
fa2a1ce5 | 660 | * |
1da177e4 LT |
661 | * |
662 | * Return: | |
663 | * Success (LOOP_READY) : 0 | |
664 | * Failed (LOOP_NOT_READY) : 1 | |
665 | */ | |
fa2a1ce5 | 666 | static inline int |
e315cd28 | 667 | qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha) |
1da177e4 LT |
668 | { |
669 | int return_status = QLA_SUCCESS; | |
670 | unsigned long loop_timeout ; | |
e315cd28 AC |
671 | struct qla_hw_data *ha = vha->hw; |
672 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 LT |
673 | |
674 | /* wait for 5 min at the max for loop to be ready */ | |
fa2a1ce5 | 675 | loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
1da177e4 | 676 | |
e315cd28 AC |
677 | while ((!atomic_read(&base_vha->loop_down_timer) && |
678 | atomic_read(&base_vha->loop_state) == LOOP_DOWN) || | |
679 | atomic_read(&base_vha->loop_state) != LOOP_READY) { | |
680 | if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) { | |
57680080 RA |
681 | return_status = QLA_FUNCTION_FAILED; |
682 | break; | |
683 | } | |
1da177e4 LT |
684 | msleep(1000); |
685 | if (time_after_eq(jiffies, loop_timeout)) { | |
686 | return_status = QLA_FUNCTION_FAILED; | |
687 | break; | |
688 | } | |
689 | } | |
fa2a1ce5 | 690 | return (return_status); |
1da177e4 LT |
691 | } |
692 | ||
5f3a9a20 SJ |
693 | void |
694 | qla2x00_abort_fcport_cmds(fc_port_t *fcport) | |
695 | { | |
2afa19a9 | 696 | int cnt; |
5f3a9a20 SJ |
697 | unsigned long flags; |
698 | srb_t *sp; | |
e315cd28 AC |
699 | scsi_qla_host_t *vha = fcport->vha; |
700 | struct qla_hw_data *ha = vha->hw; | |
73208dfd | 701 | struct req_que *req; |
5f3a9a20 | 702 | |
e315cd28 | 703 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 AC |
704 | req = vha->req; |
705 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
706 | sp = req->outstanding_cmds[cnt]; | |
707 | if (!sp) | |
708 | continue; | |
709 | if (sp->fcport != fcport) | |
5f3a9a20 | 710 | continue; |
cf53b069 AV |
711 | if (sp->ctx) |
712 | continue; | |
5f3a9a20 | 713 | |
2afa19a9 AC |
714 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
715 | if (ha->isp_ops->abort_command(sp)) { | |
716 | DEBUG2(qla_printk(KERN_WARNING, ha, | |
717 | "Abort failed -- %lx\n", | |
718 | sp->cmd->serial_number)); | |
719 | } else { | |
720 | if (qla2x00_eh_wait_on_command(sp->cmd) != | |
721 | QLA_SUCCESS) | |
5f3a9a20 | 722 | DEBUG2(qla_printk(KERN_WARNING, ha, |
2afa19a9 | 723 | "Abort failed while waiting -- %lx\n", |
73208dfd | 724 | sp->cmd->serial_number)); |
5f3a9a20 | 725 | } |
2afa19a9 | 726 | spin_lock_irqsave(&ha->hardware_lock, flags); |
5f3a9a20 | 727 | } |
e315cd28 | 728 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
5f3a9a20 SJ |
729 | } |
730 | ||
07db5183 AV |
731 | static void |
732 | qla2x00_block_error_handler(struct scsi_cmnd *cmnd) | |
733 | { | |
734 | struct Scsi_Host *shost = cmnd->device->host; | |
735 | struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device)); | |
736 | unsigned long flags; | |
737 | ||
738 | spin_lock_irqsave(shost->host_lock, flags); | |
739 | while (rport->port_state == FC_PORTSTATE_BLOCKED) { | |
740 | spin_unlock_irqrestore(shost->host_lock, flags); | |
741 | msleep(1000); | |
742 | spin_lock_irqsave(shost->host_lock, flags); | |
743 | } | |
744 | spin_unlock_irqrestore(shost->host_lock, flags); | |
745 | return; | |
746 | } | |
747 | ||
1da177e4 LT |
748 | /************************************************************************** |
749 | * qla2xxx_eh_abort | |
750 | * | |
751 | * Description: | |
752 | * The abort function will abort the specified command. | |
753 | * | |
754 | * Input: | |
755 | * cmd = Linux SCSI command packet to be aborted. | |
756 | * | |
757 | * Returns: | |
758 | * Either SUCCESS or FAILED. | |
759 | * | |
760 | * Note: | |
2ea00202 | 761 | * Only return FAILED if command not returned by firmware. |
1da177e4 | 762 | **************************************************************************/ |
e5f82ab8 | 763 | static int |
1da177e4 LT |
764 | qla2xxx_eh_abort(struct scsi_cmnd *cmd) |
765 | { | |
e315cd28 | 766 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
f4f051eb | 767 | srb_t *sp; |
17d98630 | 768 | int ret, i; |
f4f051eb | 769 | unsigned int id, lun; |
770 | unsigned long serial; | |
18e144d3 | 771 | unsigned long flags; |
2ea00202 | 772 | int wait = 0; |
e315cd28 | 773 | struct qla_hw_data *ha = vha->hw; |
67c2e93a | 774 | struct req_que *req = vha->req; |
17d98630 | 775 | srb_t *spt; |
1da177e4 | 776 | |
07db5183 AV |
777 | qla2x00_block_error_handler(cmd); |
778 | ||
f4f051eb | 779 | if (!CMD_SP(cmd)) |
2ea00202 | 780 | return SUCCESS; |
1da177e4 | 781 | |
2ea00202 | 782 | ret = SUCCESS; |
1da177e4 | 783 | |
f4f051eb | 784 | id = cmd->device->id; |
785 | lun = cmd->device->lun; | |
786 | serial = cmd->serial_number; | |
17d98630 AC |
787 | spt = (srb_t *) CMD_SP(cmd); |
788 | if (!spt) | |
789 | return SUCCESS; | |
1da177e4 | 790 | |
f4f051eb | 791 | /* Check active list for command command. */ |
e315cd28 | 792 | spin_lock_irqsave(&ha->hardware_lock, flags); |
17d98630 AC |
793 | for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) { |
794 | sp = req->outstanding_cmds[i]; | |
1da177e4 | 795 | |
17d98630 AC |
796 | if (sp == NULL) |
797 | continue; | |
cf53b069 AV |
798 | if (sp->ctx) |
799 | continue; | |
17d98630 AC |
800 | if (sp->cmd != cmd) |
801 | continue; | |
1da177e4 | 802 | |
17d98630 AC |
803 | DEBUG2(printk("%s(%ld): aborting sp %p from RISC." |
804 | " pid=%ld.\n", __func__, vha->host_no, sp, serial)); | |
805 | ||
806 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
2afa19a9 | 807 | if (ha->isp_ops->abort_command(sp)) { |
17d98630 AC |
808 | DEBUG2(printk("%s(%ld): abort_command " |
809 | "mbx failed.\n", __func__, vha->host_no)); | |
2ac4b64f | 810 | ret = FAILED; |
17d98630 AC |
811 | } else { |
812 | DEBUG3(printk("%s(%ld): abort_command " | |
813 | "mbx success.\n", __func__, vha->host_no)); | |
814 | wait = 1; | |
73208dfd | 815 | } |
17d98630 AC |
816 | spin_lock_irqsave(&ha->hardware_lock, flags); |
817 | break; | |
f4f051eb | 818 | } |
e315cd28 | 819 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 | 820 | |
f4f051eb | 821 | /* Wait for the command to be returned. */ |
2ea00202 | 822 | if (wait) { |
e315cd28 | 823 | if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) { |
fa2a1ce5 | 824 | qla_printk(KERN_ERR, ha, |
f4f051eb | 825 | "scsi(%ld:%d:%d): Abort handler timed out -- %lx " |
e315cd28 | 826 | "%x.\n", vha->host_no, id, lun, serial, ret); |
2ea00202 | 827 | ret = FAILED; |
f4f051eb | 828 | } |
1da177e4 | 829 | } |
1da177e4 | 830 | |
fa2a1ce5 | 831 | qla_printk(KERN_INFO, ha, |
2ea00202 | 832 | "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n", |
e315cd28 | 833 | vha->host_no, id, lun, wait, serial, ret); |
1da177e4 | 834 | |
f4f051eb | 835 | return ret; |
836 | } | |
1da177e4 | 837 | |
523ec773 AV |
838 | enum nexus_wait_type { |
839 | WAIT_HOST = 0, | |
840 | WAIT_TARGET, | |
841 | WAIT_LUN, | |
842 | }; | |
843 | ||
f4f051eb | 844 | static int |
e315cd28 | 845 | qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t, |
17d98630 | 846 | unsigned int l, srb_t *sp, enum nexus_wait_type type) |
f4f051eb | 847 | { |
17d98630 | 848 | int cnt, match, status; |
18e144d3 | 849 | unsigned long flags; |
e315cd28 | 850 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 851 | struct req_que *req; |
1da177e4 | 852 | |
523ec773 | 853 | status = QLA_SUCCESS; |
17d98630 AC |
854 | if (!sp) |
855 | return status; | |
856 | ||
e315cd28 | 857 | spin_lock_irqsave(&ha->hardware_lock, flags); |
67c2e93a | 858 | req = vha->req; |
17d98630 AC |
859 | for (cnt = 1; status == QLA_SUCCESS && |
860 | cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
861 | sp = req->outstanding_cmds[cnt]; | |
862 | if (!sp) | |
523ec773 | 863 | continue; |
cf53b069 AV |
864 | if (sp->ctx) |
865 | continue; | |
17d98630 AC |
866 | if (vha->vp_idx != sp->fcport->vha->vp_idx) |
867 | continue; | |
868 | match = 0; | |
869 | switch (type) { | |
870 | case WAIT_HOST: | |
871 | match = 1; | |
872 | break; | |
873 | case WAIT_TARGET: | |
874 | match = sp->cmd->device->id == t; | |
875 | break; | |
876 | case WAIT_LUN: | |
877 | match = (sp->cmd->device->id == t && | |
878 | sp->cmd->device->lun == l); | |
879 | break; | |
73208dfd | 880 | } |
17d98630 AC |
881 | if (!match) |
882 | continue; | |
883 | ||
884 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
885 | status = qla2x00_eh_wait_on_command(sp->cmd); | |
886 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1da177e4 | 887 | } |
e315cd28 | 888 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
523ec773 AV |
889 | |
890 | return status; | |
1da177e4 LT |
891 | } |
892 | ||
523ec773 AV |
893 | static char *reset_errors[] = { |
894 | "HBA not online", | |
895 | "HBA not ready", | |
896 | "Task management failed", | |
897 | "Waiting for command completions", | |
898 | }; | |
1da177e4 | 899 | |
e5f82ab8 | 900 | static int |
523ec773 | 901 | __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type, |
2afa19a9 | 902 | struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int, int)) |
1da177e4 | 903 | { |
e315cd28 | 904 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 905 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
523ec773 | 906 | int err; |
1da177e4 | 907 | |
07db5183 AV |
908 | qla2x00_block_error_handler(cmd); |
909 | ||
b0328bee | 910 | if (!fcport) |
523ec773 | 911 | return FAILED; |
1da177e4 | 912 | |
e315cd28 AC |
913 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET ISSUED.\n", |
914 | vha->host_no, cmd->device->id, cmd->device->lun, name); | |
1da177e4 | 915 | |
523ec773 | 916 | err = 0; |
e315cd28 | 917 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) |
523ec773 AV |
918 | goto eh_reset_failed; |
919 | err = 1; | |
e315cd28 | 920 | if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS) |
523ec773 AV |
921 | goto eh_reset_failed; |
922 | err = 2; | |
2afa19a9 AC |
923 | if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1) |
924 | != QLA_SUCCESS) | |
523ec773 AV |
925 | goto eh_reset_failed; |
926 | err = 3; | |
e315cd28 | 927 | if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id, |
17d98630 | 928 | cmd->device->lun, (srb_t *) CMD_SP(cmd), type) != QLA_SUCCESS) |
523ec773 AV |
929 | goto eh_reset_failed; |
930 | ||
e315cd28 AC |
931 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n", |
932 | vha->host_no, cmd->device->id, cmd->device->lun, name); | |
523ec773 AV |
933 | |
934 | return SUCCESS; | |
935 | ||
936 | eh_reset_failed: | |
e315cd28 AC |
937 | qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n" |
938 | , vha->host_no, cmd->device->id, cmd->device->lun, name, | |
523ec773 AV |
939 | reset_errors[err]); |
940 | return FAILED; | |
941 | } | |
1da177e4 | 942 | |
523ec773 AV |
943 | static int |
944 | qla2xxx_eh_device_reset(struct scsi_cmnd *cmd) | |
945 | { | |
e315cd28 AC |
946 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
947 | struct qla_hw_data *ha = vha->hw; | |
1da177e4 | 948 | |
523ec773 AV |
949 | return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd, |
950 | ha->isp_ops->lun_reset); | |
1da177e4 LT |
951 | } |
952 | ||
1da177e4 | 953 | static int |
523ec773 | 954 | qla2xxx_eh_target_reset(struct scsi_cmnd *cmd) |
1da177e4 | 955 | { |
e315cd28 AC |
956 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
957 | struct qla_hw_data *ha = vha->hw; | |
1da177e4 | 958 | |
523ec773 AV |
959 | return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd, |
960 | ha->isp_ops->target_reset); | |
1da177e4 LT |
961 | } |
962 | ||
1da177e4 LT |
963 | /************************************************************************** |
964 | * qla2xxx_eh_bus_reset | |
965 | * | |
966 | * Description: | |
967 | * The bus reset function will reset the bus and abort any executing | |
968 | * commands. | |
969 | * | |
970 | * Input: | |
971 | * cmd = Linux SCSI command packet of the command that cause the | |
972 | * bus reset. | |
973 | * | |
974 | * Returns: | |
975 | * SUCCESS/FAILURE (defined as macro in scsi.h). | |
976 | * | |
977 | **************************************************************************/ | |
e5f82ab8 | 978 | static int |
1da177e4 LT |
979 | qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) |
980 | { | |
e315cd28 | 981 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 982 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
2c3dfe3f | 983 | int ret = FAILED; |
f4f051eb | 984 | unsigned int id, lun; |
985 | unsigned long serial; | |
17d98630 | 986 | srb_t *sp = (srb_t *) CMD_SP(cmd); |
f4f051eb | 987 | |
07db5183 AV |
988 | qla2x00_block_error_handler(cmd); |
989 | ||
f4f051eb | 990 | id = cmd->device->id; |
991 | lun = cmd->device->lun; | |
992 | serial = cmd->serial_number; | |
1da177e4 | 993 | |
b0328bee | 994 | if (!fcport) |
f4f051eb | 995 | return ret; |
1da177e4 | 996 | |
e315cd28 | 997 | qla_printk(KERN_INFO, vha->hw, |
749af3d5 | 998 | "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha->host_no, id, lun); |
1da177e4 | 999 | |
e315cd28 | 1000 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { |
1da177e4 | 1001 | DEBUG2(printk("%s failed:board disabled\n",__func__)); |
f4f051eb | 1002 | goto eh_bus_reset_done; |
1da177e4 LT |
1003 | } |
1004 | ||
e315cd28 AC |
1005 | if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) { |
1006 | if (qla2x00_loop_reset(vha) == QLA_SUCCESS) | |
f4f051eb | 1007 | ret = SUCCESS; |
1da177e4 | 1008 | } |
f4f051eb | 1009 | if (ret == FAILED) |
1010 | goto eh_bus_reset_done; | |
1da177e4 | 1011 | |
9a41a62b | 1012 | /* Flush outstanding commands. */ |
17d98630 | 1013 | if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) != |
523ec773 | 1014 | QLA_SUCCESS) |
9a41a62b | 1015 | ret = FAILED; |
1da177e4 | 1016 | |
f4f051eb | 1017 | eh_bus_reset_done: |
e315cd28 | 1018 | qla_printk(KERN_INFO, vha->hw, "%s: reset %s\n", __func__, |
f4f051eb | 1019 | (ret == FAILED) ? "failed" : "succeded"); |
1da177e4 | 1020 | |
f4f051eb | 1021 | return ret; |
1da177e4 LT |
1022 | } |
1023 | ||
1024 | /************************************************************************** | |
1025 | * qla2xxx_eh_host_reset | |
1026 | * | |
1027 | * Description: | |
1028 | * The reset function will reset the Adapter. | |
1029 | * | |
1030 | * Input: | |
1031 | * cmd = Linux SCSI command packet of the command that cause the | |
1032 | * adapter reset. | |
1033 | * | |
1034 | * Returns: | |
1035 | * Either SUCCESS or FAILED. | |
1036 | * | |
1037 | * Note: | |
1038 | **************************************************************************/ | |
e5f82ab8 | 1039 | static int |
1da177e4 LT |
1040 | qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) |
1041 | { | |
e315cd28 | 1042 | scsi_qla_host_t *vha = shost_priv(cmd->device->host); |
bdf79621 | 1043 | fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; |
e315cd28 | 1044 | struct qla_hw_data *ha = vha->hw; |
2c3dfe3f | 1045 | int ret = FAILED; |
f4f051eb | 1046 | unsigned int id, lun; |
1047 | unsigned long serial; | |
17d98630 | 1048 | srb_t *sp = (srb_t *) CMD_SP(cmd); |
e315cd28 | 1049 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); |
1da177e4 | 1050 | |
07db5183 AV |
1051 | qla2x00_block_error_handler(cmd); |
1052 | ||
f4f051eb | 1053 | id = cmd->device->id; |
1054 | lun = cmd->device->lun; | |
1055 | serial = cmd->serial_number; | |
1056 | ||
b0328bee | 1057 | if (!fcport) |
f4f051eb | 1058 | return ret; |
1da177e4 | 1059 | |
1da177e4 | 1060 | qla_printk(KERN_INFO, ha, |
e315cd28 | 1061 | "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha->host_no, id, lun); |
1da177e4 | 1062 | |
e315cd28 | 1063 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) |
f4f051eb | 1064 | goto eh_host_reset_lock; |
1da177e4 LT |
1065 | |
1066 | /* | |
1067 | * Fixme-may be dpc thread is active and processing | |
fa2a1ce5 | 1068 | * loop_resync,so wait a while for it to |
1da177e4 LT |
1069 | * be completed and then issue big hammer.Otherwise |
1070 | * it may cause I/O failure as big hammer marks the | |
1071 | * devices as lost kicking of the port_down_timer | |
1072 | * while dpc is stuck for the mailbox to complete. | |
1073 | */ | |
e315cd28 AC |
1074 | qla2x00_wait_for_loop_ready(vha); |
1075 | if (vha != base_vha) { | |
1076 | if (qla2x00_vp_abort_isp(vha)) | |
f4f051eb | 1077 | goto eh_host_reset_lock; |
e315cd28 | 1078 | } else { |
68ca949c AC |
1079 | if (ha->wq) |
1080 | flush_workqueue(ha->wq); | |
1081 | ||
e315cd28 AC |
1082 | set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); |
1083 | if (qla2x00_abort_isp(base_vha)) { | |
1084 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); | |
1085 | /* failed. schedule dpc to try */ | |
1086 | set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); | |
1087 | ||
1088 | if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) | |
1089 | goto eh_host_reset_lock; | |
1090 | } | |
1091 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); | |
fa2a1ce5 | 1092 | } |
1da177e4 | 1093 | |
e315cd28 | 1094 | /* Waiting for command to be returned to OS.*/ |
17d98630 | 1095 | if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) == |
e315cd28 | 1096 | QLA_SUCCESS) |
f4f051eb | 1097 | ret = SUCCESS; |
1da177e4 | 1098 | |
f4f051eb | 1099 | eh_host_reset_lock: |
f4f051eb | 1100 | qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__, |
1101 | (ret == FAILED) ? "failed" : "succeded"); | |
1da177e4 | 1102 | |
f4f051eb | 1103 | return ret; |
1104 | } | |
1da177e4 LT |
1105 | |
1106 | /* | |
1107 | * qla2x00_loop_reset | |
1108 | * Issue loop reset. | |
1109 | * | |
1110 | * Input: | |
1111 | * ha = adapter block pointer. | |
1112 | * | |
1113 | * Returns: | |
1114 | * 0 = success | |
1115 | */ | |
a4722cf2 | 1116 | int |
e315cd28 | 1117 | qla2x00_loop_reset(scsi_qla_host_t *vha) |
1da177e4 | 1118 | { |
0c8c39af | 1119 | int ret; |
bdf79621 | 1120 | struct fc_port *fcport; |
e315cd28 | 1121 | struct qla_hw_data *ha = vha->hw; |
1da177e4 | 1122 | |
0d6e61bc | 1123 | if (ha->flags.enable_lip_full_login && !IS_QLA81XX(ha)) { |
e315cd28 | 1124 | ret = qla2x00_full_login_lip(vha); |
0c8c39af | 1125 | if (ret != QLA_SUCCESS) { |
749af3d5 | 1126 | DEBUG2_3(printk("%s(%ld): failed: " |
e315cd28 | 1127 | "full_login_lip=%d.\n", __func__, vha->host_no, |
0c8c39af | 1128 | ret)); |
749af3d5 AC |
1129 | } |
1130 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
1131 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
1132 | qla2x00_mark_all_devices_lost(vha, 0); | |
1133 | qla2x00_wait_for_loop_ready(vha); | |
0c8c39af AV |
1134 | } |
1135 | ||
0d6e61bc | 1136 | if (ha->flags.enable_lip_reset) { |
e315cd28 | 1137 | ret = qla2x00_lip_reset(vha); |
0c8c39af | 1138 | if (ret != QLA_SUCCESS) { |
749af3d5 | 1139 | DEBUG2_3(printk("%s(%ld): failed: " |
e315cd28 AC |
1140 | "lip_reset=%d.\n", __func__, vha->host_no, ret)); |
1141 | } else | |
1142 | qla2x00_wait_for_loop_ready(vha); | |
1da177e4 LT |
1143 | } |
1144 | ||
0c8c39af | 1145 | if (ha->flags.enable_target_reset) { |
e315cd28 | 1146 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
bdf79621 | 1147 | if (fcport->port_type != FCT_TARGET) |
1da177e4 LT |
1148 | continue; |
1149 | ||
2afa19a9 | 1150 | ret = ha->isp_ops->target_reset(fcport, 0, 0); |
0c8c39af AV |
1151 | if (ret != QLA_SUCCESS) { |
1152 | DEBUG2_3(printk("%s(%ld): bus_reset failed: " | |
1153 | "target_reset=%d d_id=%x.\n", __func__, | |
e315cd28 | 1154 | vha->host_no, ret, fcport->d_id.b24)); |
0c8c39af | 1155 | } |
1da177e4 LT |
1156 | } |
1157 | } | |
1da177e4 | 1158 | /* Issue marker command only when we are going to start the I/O */ |
e315cd28 | 1159 | vha->marker_needed = 1; |
1da177e4 | 1160 | |
0c8c39af | 1161 | return QLA_SUCCESS; |
1da177e4 LT |
1162 | } |
1163 | ||
df4bf0bb | 1164 | void |
e315cd28 | 1165 | qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res) |
df4bf0bb | 1166 | { |
73208dfd | 1167 | int que, cnt; |
df4bf0bb AV |
1168 | unsigned long flags; |
1169 | srb_t *sp; | |
ac280b67 | 1170 | struct srb_ctx *ctx; |
e315cd28 | 1171 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 1172 | struct req_que *req; |
df4bf0bb AV |
1173 | |
1174 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
2afa19a9 | 1175 | for (que = 0; que < ha->max_req_queues; que++) { |
29bdccbe | 1176 | req = ha->req_q_map[que]; |
73208dfd AC |
1177 | if (!req) |
1178 | continue; | |
1179 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
1180 | sp = req->outstanding_cmds[cnt]; | |
e612d465 | 1181 | if (sp) { |
73208dfd | 1182 | req->outstanding_cmds[cnt] = NULL; |
ac280b67 AV |
1183 | if (!sp->ctx) { |
1184 | sp->cmd->result = res; | |
1185 | qla2x00_sp_compl(ha, sp); | |
1186 | } else { | |
1187 | ctx = sp->ctx; | |
1188 | del_timer_sync(&ctx->timer); | |
1189 | ctx->free(sp); | |
1190 | } | |
73208dfd | 1191 | } |
df4bf0bb AV |
1192 | } |
1193 | } | |
1194 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1195 | } | |
1196 | ||
f4f051eb | 1197 | static int |
1198 | qla2xxx_slave_alloc(struct scsi_device *sdev) | |
1da177e4 | 1199 | { |
bdf79621 | 1200 | struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); |
1da177e4 | 1201 | |
19a7b4ae | 1202 | if (!rport || fc_remote_port_chkready(rport)) |
f4f051eb | 1203 | return -ENXIO; |
bdf79621 | 1204 | |
19a7b4ae | 1205 | sdev->hostdata = *(fc_port_t **)rport->dd_data; |
1da177e4 | 1206 | |
f4f051eb | 1207 | return 0; |
1208 | } | |
1da177e4 | 1209 | |
f4f051eb | 1210 | static int |
1211 | qla2xxx_slave_configure(struct scsi_device *sdev) | |
1212 | { | |
e315cd28 AC |
1213 | scsi_qla_host_t *vha = shost_priv(sdev->host); |
1214 | struct qla_hw_data *ha = vha->hw; | |
8482e118 | 1215 | struct fc_rport *rport = starget_to_rport(sdev->sdev_target); |
8474f3a0 | 1216 | fc_port_t *fcport = *(fc_port_t **)rport->dd_data; |
2afa19a9 | 1217 | struct req_que *req = vha->req; |
8482e118 | 1218 | |
f4f051eb | 1219 | if (sdev->tagged_supported) |
73208dfd | 1220 | scsi_activate_tcq(sdev, req->max_q_depth); |
f4f051eb | 1221 | else |
73208dfd | 1222 | scsi_deactivate_tcq(sdev, req->max_q_depth); |
1da177e4 | 1223 | |
85821c90 | 1224 | rport->dev_loss_tmo = ha->port_down_retry_count; |
8474f3a0 SV |
1225 | if (sdev->type == TYPE_TAPE) |
1226 | fcport->flags |= FCF_TAPE_PRESENT; | |
8482e118 | 1227 | |
f4f051eb | 1228 | return 0; |
1229 | } | |
1da177e4 | 1230 | |
f4f051eb | 1231 | static void |
1232 | qla2xxx_slave_destroy(struct scsi_device *sdev) | |
1233 | { | |
1234 | sdev->hostdata = NULL; | |
1da177e4 LT |
1235 | } |
1236 | ||
ce7e4af7 AV |
1237 | static int |
1238 | qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth) | |
1239 | { | |
1240 | scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth); | |
1241 | return sdev->queue_depth; | |
1242 | } | |
1243 | ||
1244 | static int | |
1245 | qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type) | |
1246 | { | |
1247 | if (sdev->tagged_supported) { | |
1248 | scsi_set_tag_type(sdev, tag_type); | |
1249 | if (tag_type) | |
1250 | scsi_activate_tcq(sdev, sdev->queue_depth); | |
1251 | else | |
1252 | scsi_deactivate_tcq(sdev, sdev->queue_depth); | |
1253 | } else | |
1254 | tag_type = 0; | |
1255 | ||
1256 | return tag_type; | |
1257 | } | |
1258 | ||
1da177e4 LT |
1259 | /** |
1260 | * qla2x00_config_dma_addressing() - Configure OS DMA addressing method. | |
1261 | * @ha: HA context | |
1262 | * | |
1263 | * At exit, the @ha's flags.enable_64bit_addressing set to indicated | |
1264 | * supported addressing method. | |
1265 | */ | |
1266 | static void | |
53303c42 | 1267 | qla2x00_config_dma_addressing(struct qla_hw_data *ha) |
1da177e4 | 1268 | { |
7524f9b9 | 1269 | /* Assume a 32bit DMA mask. */ |
1da177e4 | 1270 | ha->flags.enable_64bit_addressing = 0; |
1da177e4 | 1271 | |
6a35528a | 1272 | if (!dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) { |
7524f9b9 AV |
1273 | /* Any upper-dword bits set? */ |
1274 | if (MSD(dma_get_required_mask(&ha->pdev->dev)) && | |
6a35528a | 1275 | !pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(64))) { |
7524f9b9 | 1276 | /* Ok, a 64bit DMA mask is applicable. */ |
1da177e4 | 1277 | ha->flags.enable_64bit_addressing = 1; |
fd34f556 AV |
1278 | ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64; |
1279 | ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64; | |
7524f9b9 | 1280 | return; |
1da177e4 | 1281 | } |
1da177e4 | 1282 | } |
7524f9b9 | 1283 | |
284901a9 YH |
1284 | dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32)); |
1285 | pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(32)); | |
1da177e4 LT |
1286 | } |
1287 | ||
fd34f556 | 1288 | static void |
e315cd28 | 1289 | qla2x00_enable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1290 | { |
1291 | unsigned long flags = 0; | |
1292 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1293 | ||
1294 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1295 | ha->interrupts_on = 1; | |
1296 | /* enable risc and host interrupts */ | |
1297 | WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC); | |
1298 | RD_REG_WORD(®->ictrl); | |
1299 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1300 | ||
1301 | } | |
1302 | ||
1303 | static void | |
e315cd28 | 1304 | qla2x00_disable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1305 | { |
1306 | unsigned long flags = 0; | |
1307 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1308 | ||
1309 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1310 | ha->interrupts_on = 0; | |
1311 | /* disable risc and host interrupts */ | |
1312 | WRT_REG_WORD(®->ictrl, 0); | |
1313 | RD_REG_WORD(®->ictrl); | |
1314 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1315 | } | |
1316 | ||
1317 | static void | |
e315cd28 | 1318 | qla24xx_enable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1319 | { |
1320 | unsigned long flags = 0; | |
1321 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1322 | ||
1323 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1324 | ha->interrupts_on = 1; | |
1325 | WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT); | |
1326 | RD_REG_DWORD(®->ictrl); | |
1327 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1328 | } | |
1329 | ||
1330 | static void | |
e315cd28 | 1331 | qla24xx_disable_intrs(struct qla_hw_data *ha) |
fd34f556 AV |
1332 | { |
1333 | unsigned long flags = 0; | |
1334 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1335 | ||
124f85e6 AV |
1336 | if (IS_NOPOLLING_TYPE(ha)) |
1337 | return; | |
fd34f556 AV |
1338 | spin_lock_irqsave(&ha->hardware_lock, flags); |
1339 | ha->interrupts_on = 0; | |
1340 | WRT_REG_DWORD(®->ictrl, 0); | |
1341 | RD_REG_DWORD(®->ictrl); | |
1342 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1343 | } | |
1344 | ||
1345 | static struct isp_operations qla2100_isp_ops = { | |
1346 | .pci_config = qla2100_pci_config, | |
1347 | .reset_chip = qla2x00_reset_chip, | |
1348 | .chip_diag = qla2x00_chip_diag, | |
1349 | .config_rings = qla2x00_config_rings, | |
1350 | .reset_adapter = qla2x00_reset_adapter, | |
1351 | .nvram_config = qla2x00_nvram_config, | |
1352 | .update_fw_options = qla2x00_update_fw_options, | |
1353 | .load_risc = qla2x00_load_risc, | |
1354 | .pci_info_str = qla2x00_pci_info_str, | |
1355 | .fw_version_str = qla2x00_fw_version_str, | |
1356 | .intr_handler = qla2100_intr_handler, | |
1357 | .enable_intrs = qla2x00_enable_intrs, | |
1358 | .disable_intrs = qla2x00_disable_intrs, | |
1359 | .abort_command = qla2x00_abort_command, | |
523ec773 AV |
1360 | .target_reset = qla2x00_abort_target, |
1361 | .lun_reset = qla2x00_lun_reset, | |
fd34f556 AV |
1362 | .fabric_login = qla2x00_login_fabric, |
1363 | .fabric_logout = qla2x00_fabric_logout, | |
1364 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1365 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1366 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1367 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1368 | .read_nvram = qla2x00_read_nvram_data, | |
1369 | .write_nvram = qla2x00_write_nvram_data, | |
1370 | .fw_dump = qla2100_fw_dump, | |
1371 | .beacon_on = NULL, | |
1372 | .beacon_off = NULL, | |
1373 | .beacon_blink = NULL, | |
1374 | .read_optrom = qla2x00_read_optrom_data, | |
1375 | .write_optrom = qla2x00_write_optrom_data, | |
1376 | .get_flash_version = qla2x00_get_flash_version, | |
e315cd28 | 1377 | .start_scsi = qla2x00_start_scsi, |
fd34f556 AV |
1378 | }; |
1379 | ||
1380 | static struct isp_operations qla2300_isp_ops = { | |
1381 | .pci_config = qla2300_pci_config, | |
1382 | .reset_chip = qla2x00_reset_chip, | |
1383 | .chip_diag = qla2x00_chip_diag, | |
1384 | .config_rings = qla2x00_config_rings, | |
1385 | .reset_adapter = qla2x00_reset_adapter, | |
1386 | .nvram_config = qla2x00_nvram_config, | |
1387 | .update_fw_options = qla2x00_update_fw_options, | |
1388 | .load_risc = qla2x00_load_risc, | |
1389 | .pci_info_str = qla2x00_pci_info_str, | |
1390 | .fw_version_str = qla2x00_fw_version_str, | |
1391 | .intr_handler = qla2300_intr_handler, | |
1392 | .enable_intrs = qla2x00_enable_intrs, | |
1393 | .disable_intrs = qla2x00_disable_intrs, | |
1394 | .abort_command = qla2x00_abort_command, | |
523ec773 AV |
1395 | .target_reset = qla2x00_abort_target, |
1396 | .lun_reset = qla2x00_lun_reset, | |
fd34f556 AV |
1397 | .fabric_login = qla2x00_login_fabric, |
1398 | .fabric_logout = qla2x00_fabric_logout, | |
1399 | .calc_req_entries = qla2x00_calc_iocbs_32, | |
1400 | .build_iocbs = qla2x00_build_scsi_iocbs_32, | |
1401 | .prep_ms_iocb = qla2x00_prep_ms_iocb, | |
1402 | .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, | |
1403 | .read_nvram = qla2x00_read_nvram_data, | |
1404 | .write_nvram = qla2x00_write_nvram_data, | |
1405 | .fw_dump = qla2300_fw_dump, | |
1406 | .beacon_on = qla2x00_beacon_on, | |
1407 | .beacon_off = qla2x00_beacon_off, | |
1408 | .beacon_blink = qla2x00_beacon_blink, | |
1409 | .read_optrom = qla2x00_read_optrom_data, | |
1410 | .write_optrom = qla2x00_write_optrom_data, | |
1411 | .get_flash_version = qla2x00_get_flash_version, | |
e315cd28 | 1412 | .start_scsi = qla2x00_start_scsi, |
fd34f556 AV |
1413 | }; |
1414 | ||
1415 | static struct isp_operations qla24xx_isp_ops = { | |
1416 | .pci_config = qla24xx_pci_config, | |
1417 | .reset_chip = qla24xx_reset_chip, | |
1418 | .chip_diag = qla24xx_chip_diag, | |
1419 | .config_rings = qla24xx_config_rings, | |
1420 | .reset_adapter = qla24xx_reset_adapter, | |
1421 | .nvram_config = qla24xx_nvram_config, | |
1422 | .update_fw_options = qla24xx_update_fw_options, | |
1423 | .load_risc = qla24xx_load_risc, | |
1424 | .pci_info_str = qla24xx_pci_info_str, | |
1425 | .fw_version_str = qla24xx_fw_version_str, | |
1426 | .intr_handler = qla24xx_intr_handler, | |
1427 | .enable_intrs = qla24xx_enable_intrs, | |
1428 | .disable_intrs = qla24xx_disable_intrs, | |
1429 | .abort_command = qla24xx_abort_command, | |
523ec773 AV |
1430 | .target_reset = qla24xx_abort_target, |
1431 | .lun_reset = qla24xx_lun_reset, | |
fd34f556 AV |
1432 | .fabric_login = qla24xx_login_fabric, |
1433 | .fabric_logout = qla24xx_fabric_logout, | |
1434 | .calc_req_entries = NULL, | |
1435 | .build_iocbs = NULL, | |
1436 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1437 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1438 | .read_nvram = qla24xx_read_nvram_data, | |
1439 | .write_nvram = qla24xx_write_nvram_data, | |
1440 | .fw_dump = qla24xx_fw_dump, | |
1441 | .beacon_on = qla24xx_beacon_on, | |
1442 | .beacon_off = qla24xx_beacon_off, | |
1443 | .beacon_blink = qla24xx_beacon_blink, | |
1444 | .read_optrom = qla24xx_read_optrom_data, | |
1445 | .write_optrom = qla24xx_write_optrom_data, | |
1446 | .get_flash_version = qla24xx_get_flash_version, | |
e315cd28 | 1447 | .start_scsi = qla24xx_start_scsi, |
fd34f556 AV |
1448 | }; |
1449 | ||
c3a2f0df AV |
1450 | static struct isp_operations qla25xx_isp_ops = { |
1451 | .pci_config = qla25xx_pci_config, | |
1452 | .reset_chip = qla24xx_reset_chip, | |
1453 | .chip_diag = qla24xx_chip_diag, | |
1454 | .config_rings = qla24xx_config_rings, | |
1455 | .reset_adapter = qla24xx_reset_adapter, | |
1456 | .nvram_config = qla24xx_nvram_config, | |
1457 | .update_fw_options = qla24xx_update_fw_options, | |
1458 | .load_risc = qla24xx_load_risc, | |
1459 | .pci_info_str = qla24xx_pci_info_str, | |
1460 | .fw_version_str = qla24xx_fw_version_str, | |
1461 | .intr_handler = qla24xx_intr_handler, | |
1462 | .enable_intrs = qla24xx_enable_intrs, | |
1463 | .disable_intrs = qla24xx_disable_intrs, | |
1464 | .abort_command = qla24xx_abort_command, | |
523ec773 AV |
1465 | .target_reset = qla24xx_abort_target, |
1466 | .lun_reset = qla24xx_lun_reset, | |
c3a2f0df AV |
1467 | .fabric_login = qla24xx_login_fabric, |
1468 | .fabric_logout = qla24xx_fabric_logout, | |
1469 | .calc_req_entries = NULL, | |
1470 | .build_iocbs = NULL, | |
1471 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1472 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
1473 | .read_nvram = qla25xx_read_nvram_data, | |
1474 | .write_nvram = qla25xx_write_nvram_data, | |
1475 | .fw_dump = qla25xx_fw_dump, | |
1476 | .beacon_on = qla24xx_beacon_on, | |
1477 | .beacon_off = qla24xx_beacon_off, | |
1478 | .beacon_blink = qla24xx_beacon_blink, | |
338c9161 | 1479 | .read_optrom = qla25xx_read_optrom_data, |
c3a2f0df AV |
1480 | .write_optrom = qla24xx_write_optrom_data, |
1481 | .get_flash_version = qla24xx_get_flash_version, | |
e315cd28 | 1482 | .start_scsi = qla24xx_start_scsi, |
c3a2f0df AV |
1483 | }; |
1484 | ||
3a03eb79 AV |
1485 | static struct isp_operations qla81xx_isp_ops = { |
1486 | .pci_config = qla25xx_pci_config, | |
1487 | .reset_chip = qla24xx_reset_chip, | |
1488 | .chip_diag = qla24xx_chip_diag, | |
1489 | .config_rings = qla24xx_config_rings, | |
1490 | .reset_adapter = qla24xx_reset_adapter, | |
1491 | .nvram_config = qla81xx_nvram_config, | |
1492 | .update_fw_options = qla81xx_update_fw_options, | |
eaac30be | 1493 | .load_risc = qla81xx_load_risc, |
3a03eb79 AV |
1494 | .pci_info_str = qla24xx_pci_info_str, |
1495 | .fw_version_str = qla24xx_fw_version_str, | |
1496 | .intr_handler = qla24xx_intr_handler, | |
1497 | .enable_intrs = qla24xx_enable_intrs, | |
1498 | .disable_intrs = qla24xx_disable_intrs, | |
1499 | .abort_command = qla24xx_abort_command, | |
1500 | .target_reset = qla24xx_abort_target, | |
1501 | .lun_reset = qla24xx_lun_reset, | |
1502 | .fabric_login = qla24xx_login_fabric, | |
1503 | .fabric_logout = qla24xx_fabric_logout, | |
1504 | .calc_req_entries = NULL, | |
1505 | .build_iocbs = NULL, | |
1506 | .prep_ms_iocb = qla24xx_prep_ms_iocb, | |
1507 | .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, | |
3d79038f AV |
1508 | .read_nvram = NULL, |
1509 | .write_nvram = NULL, | |
3a03eb79 AV |
1510 | .fw_dump = qla81xx_fw_dump, |
1511 | .beacon_on = qla24xx_beacon_on, | |
1512 | .beacon_off = qla24xx_beacon_off, | |
1513 | .beacon_blink = qla24xx_beacon_blink, | |
1514 | .read_optrom = qla25xx_read_optrom_data, | |
1515 | .write_optrom = qla24xx_write_optrom_data, | |
1516 | .get_flash_version = qla24xx_get_flash_version, | |
1517 | .start_scsi = qla24xx_start_scsi, | |
3a03eb79 AV |
1518 | }; |
1519 | ||
ea5b6382 | 1520 | static inline void |
e315cd28 | 1521 | qla2x00_set_isp_flags(struct qla_hw_data *ha) |
ea5b6382 | 1522 | { |
1523 | ha->device_type = DT_EXTENDED_IDS; | |
1524 | switch (ha->pdev->device) { | |
1525 | case PCI_DEVICE_ID_QLOGIC_ISP2100: | |
1526 | ha->device_type |= DT_ISP2100; | |
1527 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1528 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 | 1529 | break; |
1530 | case PCI_DEVICE_ID_QLOGIC_ISP2200: | |
1531 | ha->device_type |= DT_ISP2200; | |
1532 | ha->device_type &= ~DT_EXTENDED_IDS; | |
441d1072 | 1533 | ha->fw_srisc_address = RISC_START_ADDRESS_2100; |
ea5b6382 | 1534 | break; |
1535 | case PCI_DEVICE_ID_QLOGIC_ISP2300: | |
1536 | ha->device_type |= DT_ISP2300; | |
4a59f71d | 1537 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1538 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1539 | break; |
1540 | case PCI_DEVICE_ID_QLOGIC_ISP2312: | |
1541 | ha->device_type |= DT_ISP2312; | |
4a59f71d | 1542 | ha->device_type |= DT_ZIO_SUPPORTED; |
441d1072 | 1543 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1544 | break; |
1545 | case PCI_DEVICE_ID_QLOGIC_ISP2322: | |
1546 | ha->device_type |= DT_ISP2322; | |
4a59f71d | 1547 | ha->device_type |= DT_ZIO_SUPPORTED; |
ea5b6382 | 1548 | if (ha->pdev->subsystem_vendor == 0x1028 && |
1549 | ha->pdev->subsystem_device == 0x0170) | |
1550 | ha->device_type |= DT_OEM_001; | |
441d1072 | 1551 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1552 | break; |
1553 | case PCI_DEVICE_ID_QLOGIC_ISP6312: | |
1554 | ha->device_type |= DT_ISP6312; | |
441d1072 | 1555 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1556 | break; |
1557 | case PCI_DEVICE_ID_QLOGIC_ISP6322: | |
1558 | ha->device_type |= DT_ISP6322; | |
441d1072 | 1559 | ha->fw_srisc_address = RISC_START_ADDRESS_2300; |
ea5b6382 | 1560 | break; |
1561 | case PCI_DEVICE_ID_QLOGIC_ISP2422: | |
1562 | ha->device_type |= DT_ISP2422; | |
4a59f71d | 1563 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1564 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1565 | ha->device_type |= DT_IIDMA; |
441d1072 | 1566 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1567 | break; |
1568 | case PCI_DEVICE_ID_QLOGIC_ISP2432: | |
1569 | ha->device_type |= DT_ISP2432; | |
4a59f71d | 1570 | ha->device_type |= DT_ZIO_SUPPORTED; |
e428924c | 1571 | ha->device_type |= DT_FWI2; |
c76f2c01 | 1572 | ha->device_type |= DT_IIDMA; |
441d1072 | 1573 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1574 | break; |
4d4df193 HK |
1575 | case PCI_DEVICE_ID_QLOGIC_ISP8432: |
1576 | ha->device_type |= DT_ISP8432; | |
1577 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1578 | ha->device_type |= DT_FWI2; | |
1579 | ha->device_type |= DT_IIDMA; | |
1580 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; | |
1581 | break; | |
044cc6c8 | 1582 | case PCI_DEVICE_ID_QLOGIC_ISP5422: |
1583 | ha->device_type |= DT_ISP5422; | |
e428924c | 1584 | ha->device_type |= DT_FWI2; |
441d1072 | 1585 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1586 | break; |
044cc6c8 | 1587 | case PCI_DEVICE_ID_QLOGIC_ISP5432: |
1588 | ha->device_type |= DT_ISP5432; | |
e428924c | 1589 | ha->device_type |= DT_FWI2; |
441d1072 | 1590 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1591 | break; |
c3a2f0df AV |
1592 | case PCI_DEVICE_ID_QLOGIC_ISP2532: |
1593 | ha->device_type |= DT_ISP2532; | |
1594 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1595 | ha->device_type |= DT_FWI2; | |
1596 | ha->device_type |= DT_IIDMA; | |
441d1072 | 1597 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; |
ea5b6382 | 1598 | break; |
3a03eb79 AV |
1599 | case PCI_DEVICE_ID_QLOGIC_ISP8001: |
1600 | ha->device_type |= DT_ISP8001; | |
1601 | ha->device_type |= DT_ZIO_SUPPORTED; | |
1602 | ha->device_type |= DT_FWI2; | |
1603 | ha->device_type |= DT_IIDMA; | |
1604 | ha->fw_srisc_address = RISC_START_ADDRESS_2400; | |
1605 | break; | |
ea5b6382 | 1606 | } |
e5b68a61 AC |
1607 | |
1608 | /* Get adapter physical port no from interrupt pin register. */ | |
1609 | pci_read_config_byte(ha->pdev, PCI_INTERRUPT_PIN, &ha->port_no); | |
1610 | if (ha->port_no & 1) | |
1611 | ha->flags.port0 = 1; | |
1612 | else | |
1613 | ha->flags.port0 = 0; | |
ea5b6382 | 1614 | } |
1615 | ||
1da177e4 | 1616 | static int |
e315cd28 | 1617 | qla2x00_iospace_config(struct qla_hw_data *ha) |
1da177e4 | 1618 | { |
3776541d | 1619 | resource_size_t pio; |
73208dfd | 1620 | uint16_t msix; |
68ca949c | 1621 | int cpus; |
1da177e4 | 1622 | |
285d0321 AV |
1623 | if (pci_request_selected_regions(ha->pdev, ha->bars, |
1624 | QLA2XXX_DRIVER_NAME)) { | |
1625 | qla_printk(KERN_WARNING, ha, | |
1626 | "Failed to reserve PIO/MMIO regions (%s)\n", | |
1627 | pci_name(ha->pdev)); | |
1628 | ||
1629 | goto iospace_error_exit; | |
1630 | } | |
1631 | if (!(ha->bars & 1)) | |
1632 | goto skip_pio; | |
1633 | ||
1da177e4 LT |
1634 | /* We only need PIO for Flash operations on ISP2312 v2 chips. */ |
1635 | pio = pci_resource_start(ha->pdev, 0); | |
3776541d AV |
1636 | if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) { |
1637 | if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) { | |
1da177e4 LT |
1638 | qla_printk(KERN_WARNING, ha, |
1639 | "Invalid PCI I/O region size (%s)...\n", | |
1640 | pci_name(ha->pdev)); | |
1641 | pio = 0; | |
1642 | } | |
1643 | } else { | |
1644 | qla_printk(KERN_WARNING, ha, | |
1645 | "region #0 not a PIO resource (%s)...\n", | |
1646 | pci_name(ha->pdev)); | |
1647 | pio = 0; | |
1648 | } | |
285d0321 | 1649 | ha->pio_address = pio; |
1da177e4 | 1650 | |
285d0321 | 1651 | skip_pio: |
1da177e4 | 1652 | /* Use MMIO operations for all accesses. */ |
3776541d | 1653 | if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) { |
1da177e4 | 1654 | qla_printk(KERN_ERR, ha, |
3776541d | 1655 | "region #1 not an MMIO resource (%s), aborting\n", |
1da177e4 LT |
1656 | pci_name(ha->pdev)); |
1657 | goto iospace_error_exit; | |
1658 | } | |
3776541d | 1659 | if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) { |
1da177e4 LT |
1660 | qla_printk(KERN_ERR, ha, |
1661 | "Invalid PCI mem region size (%s), aborting\n", | |
1662 | pci_name(ha->pdev)); | |
1663 | goto iospace_error_exit; | |
1664 | } | |
1665 | ||
3776541d | 1666 | ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN); |
1da177e4 LT |
1667 | if (!ha->iobase) { |
1668 | qla_printk(KERN_ERR, ha, | |
1669 | "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev)); | |
1670 | ||
1671 | goto iospace_error_exit; | |
1672 | } | |
1673 | ||
73208dfd | 1674 | /* Determine queue resources */ |
2afa19a9 | 1675 | ha->max_req_queues = ha->max_rsp_queues = 1; |
68ca949c | 1676 | if ((ql2xmaxqueues <= 1 || ql2xmultique_tag < 1) && |
2afa19a9 | 1677 | (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))) |
17d98630 AC |
1678 | goto mqiobase_exit; |
1679 | ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3), | |
1680 | pci_resource_len(ha->pdev, 3)); | |
1681 | if (ha->mqiobase) { | |
1682 | /* Read MSIX vector size of the board */ | |
1683 | pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix); | |
1684 | ha->msix_count = msix; | |
68ca949c AC |
1685 | /* Max queues are bounded by available msix vectors */ |
1686 | /* queue 0 uses two msix vectors */ | |
1687 | if (ql2xmultique_tag) { | |
1688 | cpus = num_online_cpus(); | |
27dc9c5a | 1689 | ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ? |
68ca949c AC |
1690 | (cpus + 1) : (ha->msix_count - 1); |
1691 | ha->max_req_queues = 2; | |
1692 | } else if (ql2xmaxqueues > 1) { | |
2afa19a9 AC |
1693 | ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ? |
1694 | QLA_MQ_SIZE : ql2xmaxqueues; | |
1695 | DEBUG2(qla_printk(KERN_INFO, ha, "QoS mode set, max no" | |
1696 | " of request queues:%d\n", ha->max_req_queues)); | |
1697 | } | |
68ca949c AC |
1698 | qla_printk(KERN_INFO, ha, |
1699 | "MSI-X vector count: %d\n", msix); | |
2afa19a9 AC |
1700 | } else |
1701 | qla_printk(KERN_INFO, ha, "BAR 3 not enabled\n"); | |
17d98630 AC |
1702 | |
1703 | mqiobase_exit: | |
2afa19a9 | 1704 | ha->msix_count = ha->max_rsp_queues + 1; |
1da177e4 LT |
1705 | return (0); |
1706 | ||
1707 | iospace_error_exit: | |
1708 | return (-ENOMEM); | |
1709 | } | |
1710 | ||
1e99e33a AV |
1711 | static void |
1712 | qla2xxx_scan_start(struct Scsi_Host *shost) | |
1713 | { | |
e315cd28 | 1714 | scsi_qla_host_t *vha = shost_priv(shost); |
1e99e33a | 1715 | |
cbc8eb67 AV |
1716 | if (vha->hw->flags.running_gold_fw) |
1717 | return; | |
1718 | ||
e315cd28 AC |
1719 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
1720 | set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); | |
1721 | set_bit(RSCN_UPDATE, &vha->dpc_flags); | |
1722 | set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags); | |
1e99e33a AV |
1723 | } |
1724 | ||
1725 | static int | |
1726 | qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time) | |
1727 | { | |
e315cd28 | 1728 | scsi_qla_host_t *vha = shost_priv(shost); |
1e99e33a | 1729 | |
e315cd28 | 1730 | if (!vha->host) |
1e99e33a | 1731 | return 1; |
e315cd28 | 1732 | if (time > vha->hw->loop_reset_delay * HZ) |
1e99e33a AV |
1733 | return 1; |
1734 | ||
e315cd28 | 1735 | return atomic_read(&vha->loop_state) == LOOP_READY; |
1e99e33a AV |
1736 | } |
1737 | ||
1da177e4 LT |
1738 | /* |
1739 | * PCI driver interface | |
1740 | */ | |
7ee61397 AV |
1741 | static int __devinit |
1742 | qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) | |
1da177e4 | 1743 | { |
a1541d5a | 1744 | int ret = -ENODEV; |
1da177e4 | 1745 | struct Scsi_Host *host; |
e315cd28 AC |
1746 | scsi_qla_host_t *base_vha = NULL; |
1747 | struct qla_hw_data *ha; | |
29856e28 | 1748 | char pci_info[30]; |
1da177e4 | 1749 | char fw_str[30]; |
5433383e | 1750 | struct scsi_host_template *sht; |
c51da4ec | 1751 | int bars, max_id, mem_only = 0; |
e315cd28 | 1752 | uint16_t req_length = 0, rsp_length = 0; |
73208dfd AC |
1753 | struct req_que *req = NULL; |
1754 | struct rsp_que *rsp = NULL; | |
1da177e4 | 1755 | |
285d0321 | 1756 | bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO); |
a5326f86 | 1757 | sht = &qla2xxx_driver_template; |
5433383e | 1758 | if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 || |
8bc69e7d | 1759 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 || |
4d4df193 | 1760 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 || |
8bc69e7d | 1761 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 || |
c3a2f0df | 1762 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 || |
3a03eb79 AV |
1763 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 || |
1764 | pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001) { | |
285d0321 | 1765 | bars = pci_select_bars(pdev, IORESOURCE_MEM); |
09483916 | 1766 | mem_only = 1; |
285d0321 AV |
1767 | } |
1768 | ||
09483916 BH |
1769 | if (mem_only) { |
1770 | if (pci_enable_device_mem(pdev)) | |
1771 | goto probe_out; | |
1772 | } else { | |
1773 | if (pci_enable_device(pdev)) | |
1774 | goto probe_out; | |
1775 | } | |
285d0321 | 1776 | |
0927678f JB |
1777 | /* This may fail but that's ok */ |
1778 | pci_enable_pcie_error_reporting(pdev); | |
285d0321 | 1779 | |
e315cd28 AC |
1780 | ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL); |
1781 | if (!ha) { | |
1782 | DEBUG(printk("Unable to allocate memory for ha\n")); | |
1783 | goto probe_out; | |
1da177e4 | 1784 | } |
e315cd28 | 1785 | ha->pdev = pdev; |
1da177e4 LT |
1786 | |
1787 | /* Clear our data area */ | |
285d0321 | 1788 | ha->bars = bars; |
09483916 | 1789 | ha->mem_only = mem_only; |
df4bf0bb | 1790 | spin_lock_init(&ha->hardware_lock); |
1da177e4 | 1791 | |
ea5b6382 | 1792 | /* Set ISP-type information. */ |
1793 | qla2x00_set_isp_flags(ha); | |
1da177e4 LT |
1794 | /* Configure PCI I/O space */ |
1795 | ret = qla2x00_iospace_config(ha); | |
a1541d5a | 1796 | if (ret) |
e315cd28 | 1797 | goto probe_hw_failed; |
1da177e4 | 1798 | |
1da177e4 | 1799 | qla_printk(KERN_INFO, ha, |
5433383e AV |
1800 | "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq, |
1801 | ha->iobase); | |
1da177e4 | 1802 | |
1da177e4 | 1803 | ha->prev_topology = 0; |
fca29703 | 1804 | ha->init_cb_size = sizeof(init_cb_t); |
d8b45213 | 1805 | ha->link_data_rate = PORT_SPEED_UNKNOWN; |
854165f4 | 1806 | ha->optrom_size = OPTROM_SIZE_2300; |
1da177e4 | 1807 | |
abbd8870 | 1808 | /* Assign ISP specific operations. */ |
e315cd28 | 1809 | max_id = MAX_TARGETS_2200; |
1da177e4 | 1810 | if (IS_QLA2100(ha)) { |
e315cd28 | 1811 | max_id = MAX_TARGETS_2100; |
1da177e4 | 1812 | ha->mbx_count = MAILBOX_REGISTER_COUNT_2100; |
e315cd28 AC |
1813 | req_length = REQUEST_ENTRY_CNT_2100; |
1814 | rsp_length = RESPONSE_ENTRY_CNT_2100; | |
1815 | ha->max_loop_id = SNS_LAST_LOOP_ID_2100; | |
abbd8870 | 1816 | ha->gid_list_info_size = 4; |
3a03eb79 AV |
1817 | ha->flash_conf_off = ~0; |
1818 | ha->flash_data_off = ~0; | |
1819 | ha->nvram_conf_off = ~0; | |
1820 | ha->nvram_data_off = ~0; | |
fd34f556 | 1821 | ha->isp_ops = &qla2100_isp_ops; |
1da177e4 | 1822 | } else if (IS_QLA2200(ha)) { |
1da177e4 | 1823 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1824 | req_length = REQUEST_ENTRY_CNT_2200; |
1825 | rsp_length = RESPONSE_ENTRY_CNT_2100; | |
1826 | ha->max_loop_id = SNS_LAST_LOOP_ID_2100; | |
abbd8870 | 1827 | ha->gid_list_info_size = 4; |
3a03eb79 AV |
1828 | ha->flash_conf_off = ~0; |
1829 | ha->flash_data_off = ~0; | |
1830 | ha->nvram_conf_off = ~0; | |
1831 | ha->nvram_data_off = ~0; | |
fd34f556 | 1832 | ha->isp_ops = &qla2100_isp_ops; |
fca29703 | 1833 | } else if (IS_QLA23XX(ha)) { |
1da177e4 | 1834 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1835 | req_length = REQUEST_ENTRY_CNT_2200; |
1836 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1837 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
abbd8870 | 1838 | ha->gid_list_info_size = 6; |
854165f4 | 1839 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
1840 | ha->optrom_size = OPTROM_SIZE_2322; | |
3a03eb79 AV |
1841 | ha->flash_conf_off = ~0; |
1842 | ha->flash_data_off = ~0; | |
1843 | ha->nvram_conf_off = ~0; | |
1844 | ha->nvram_data_off = ~0; | |
fd34f556 | 1845 | ha->isp_ops = &qla2300_isp_ops; |
4d4df193 | 1846 | } else if (IS_QLA24XX_TYPE(ha)) { |
fca29703 | 1847 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1848 | req_length = REQUEST_ENTRY_CNT_24XX; |
1849 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1850 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
2c3dfe3f | 1851 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); |
fca29703 | 1852 | ha->gid_list_info_size = 8; |
854165f4 | 1853 | ha->optrom_size = OPTROM_SIZE_24XX; |
73208dfd | 1854 | ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX; |
fd34f556 | 1855 | ha->isp_ops = &qla24xx_isp_ops; |
3a03eb79 AV |
1856 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; |
1857 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA; | |
1858 | ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; | |
1859 | ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; | |
c3a2f0df | 1860 | } else if (IS_QLA25XX(ha)) { |
c3a2f0df | 1861 | ha->mbx_count = MAILBOX_REGISTER_COUNT; |
e315cd28 AC |
1862 | req_length = REQUEST_ENTRY_CNT_24XX; |
1863 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1864 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
c3a2f0df | 1865 | ha->init_cb_size = sizeof(struct mid_init_cb_24xx); |
c3a2f0df AV |
1866 | ha->gid_list_info_size = 8; |
1867 | ha->optrom_size = OPTROM_SIZE_25XX; | |
73208dfd | 1868 | ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; |
c3a2f0df | 1869 | ha->isp_ops = &qla25xx_isp_ops; |
3a03eb79 AV |
1870 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; |
1871 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA; | |
1872 | ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; | |
1873 | ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; | |
1874 | } else if (IS_QLA81XX(ha)) { | |
1875 | ha->mbx_count = MAILBOX_REGISTER_COUNT; | |
1876 | req_length = REQUEST_ENTRY_CNT_24XX; | |
1877 | rsp_length = RESPONSE_ENTRY_CNT_2300; | |
1878 | ha->max_loop_id = SNS_LAST_LOOP_ID_2300; | |
1879 | ha->init_cb_size = sizeof(struct mid_init_cb_81xx); | |
1880 | ha->gid_list_info_size = 8; | |
1881 | ha->optrom_size = OPTROM_SIZE_81XX; | |
40859ae5 | 1882 | ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; |
3a03eb79 AV |
1883 | ha->isp_ops = &qla81xx_isp_ops; |
1884 | ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX; | |
1885 | ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX; | |
1886 | ha->nvram_conf_off = ~0; | |
1887 | ha->nvram_data_off = ~0; | |
1da177e4 | 1888 | } |
1da177e4 | 1889 | |
6c2f527c | 1890 | mutex_init(&ha->vport_lock); |
0b05a1f0 MB |
1891 | init_completion(&ha->mbx_cmd_comp); |
1892 | complete(&ha->mbx_cmd_comp); | |
1893 | init_completion(&ha->mbx_intr_comp); | |
1da177e4 | 1894 | |
2c3dfe3f | 1895 | set_bit(0, (unsigned long *) ha->vp_idx_map); |
1da177e4 | 1896 | |
53303c42 | 1897 | qla2x00_config_dma_addressing(ha); |
73208dfd | 1898 | ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp); |
e315cd28 | 1899 | if (!ret) { |
1da177e4 LT |
1900 | qla_printk(KERN_WARNING, ha, |
1901 | "[ERROR] Failed to allocate memory for adapter\n"); | |
1902 | ||
e315cd28 AC |
1903 | goto probe_hw_failed; |
1904 | } | |
1905 | ||
73208dfd | 1906 | req->max_q_depth = MAX_Q_DEPTH; |
e315cd28 | 1907 | if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU) |
73208dfd AC |
1908 | req->max_q_depth = ql2xmaxqdepth; |
1909 | ||
e315cd28 AC |
1910 | |
1911 | base_vha = qla2x00_create_host(sht, ha); | |
1912 | if (!base_vha) { | |
1913 | qla_printk(KERN_WARNING, ha, | |
1914 | "[ERROR] Failed to allocate memory for scsi_host\n"); | |
1915 | ||
a1541d5a | 1916 | ret = -ENOMEM; |
6e9f21f3 | 1917 | qla2x00_mem_free(ha); |
2afa19a9 AC |
1918 | qla2x00_free_req_que(ha, req); |
1919 | qla2x00_free_rsp_que(ha, rsp); | |
e315cd28 | 1920 | goto probe_hw_failed; |
1da177e4 LT |
1921 | } |
1922 | ||
e315cd28 AC |
1923 | pci_set_drvdata(pdev, base_vha); |
1924 | ||
e315cd28 | 1925 | host = base_vha->host; |
2afa19a9 | 1926 | base_vha->req = req; |
73208dfd AC |
1927 | host->can_queue = req->length + 128; |
1928 | if (IS_QLA2XXX_MIDTYPE(ha)) | |
e315cd28 | 1929 | base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx; |
73208dfd | 1930 | else |
e315cd28 AC |
1931 | base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER + |
1932 | base_vha->vp_idx; | |
e315cd28 AC |
1933 | if (IS_QLA2100(ha)) |
1934 | host->sg_tablesize = 32; | |
1935 | host->max_id = max_id; | |
1936 | host->this_id = 255; | |
1937 | host->cmd_per_lun = 3; | |
1938 | host->unique_id = host->host_no; | |
1939 | host->max_cmd_len = MAX_CMDSZ; | |
1940 | host->max_channel = MAX_BUSES - 1; | |
1941 | host->max_lun = MAX_LUNS; | |
1942 | host->transportt = qla2xxx_transport_template; | |
1943 | ||
73208dfd AC |
1944 | /* Set up the irqs */ |
1945 | ret = qla2x00_request_irqs(ha, rsp); | |
1946 | if (ret) | |
6e9f21f3 | 1947 | goto probe_init_failed; |
73208dfd | 1948 | /* Alloc arrays of request and response ring ptrs */ |
7163ea81 | 1949 | que_init: |
73208dfd AC |
1950 | if (!qla2x00_alloc_queues(ha)) { |
1951 | qla_printk(KERN_WARNING, ha, | |
1952 | "[ERROR] Failed to allocate memory for queue" | |
1953 | " pointers\n"); | |
6e9f21f3 | 1954 | goto probe_init_failed; |
73208dfd AC |
1955 | } |
1956 | ha->rsp_q_map[0] = rsp; | |
1957 | ha->req_q_map[0] = req; | |
2afa19a9 AC |
1958 | rsp->req = req; |
1959 | req->rsp = rsp; | |
1960 | set_bit(0, ha->req_qid_map); | |
1961 | set_bit(0, ha->rsp_qid_map); | |
08029990 AV |
1962 | /* FWI2-capable only. */ |
1963 | req->req_q_in = &ha->iobase->isp24.req_q_in; | |
1964 | req->req_q_out = &ha->iobase->isp24.req_q_out; | |
1965 | rsp->rsp_q_in = &ha->iobase->isp24.rsp_q_in; | |
1966 | rsp->rsp_q_out = &ha->iobase->isp24.rsp_q_out; | |
17d98630 | 1967 | if (ha->mqenable) { |
08029990 AV |
1968 | req->req_q_in = &ha->mqiobase->isp25mq.req_q_in; |
1969 | req->req_q_out = &ha->mqiobase->isp25mq.req_q_out; | |
1970 | rsp->rsp_q_in = &ha->mqiobase->isp25mq.rsp_q_in; | |
1971 | rsp->rsp_q_out = &ha->mqiobase->isp25mq.rsp_q_out; | |
17d98630 AC |
1972 | } |
1973 | ||
e315cd28 | 1974 | if (qla2x00_initialize_adapter(base_vha)) { |
1da177e4 LT |
1975 | qla_printk(KERN_WARNING, ha, |
1976 | "Failed to initialize adapter\n"); | |
1977 | ||
1978 | DEBUG2(printk("scsi(%ld): Failed to initialize adapter - " | |
1979 | "Adapter flags %x.\n", | |
e315cd28 | 1980 | base_vha->host_no, base_vha->device_flags)); |
1da177e4 | 1981 | |
a1541d5a | 1982 | ret = -ENODEV; |
1da177e4 LT |
1983 | goto probe_failed; |
1984 | } | |
1985 | ||
7163ea81 AC |
1986 | if (ha->mqenable) { |
1987 | if (qla25xx_setup_mode(base_vha)) { | |
68ca949c AC |
1988 | qla_printk(KERN_WARNING, ha, |
1989 | "Can't create queues, falling back to single" | |
1990 | " queue mode\n"); | |
7163ea81 AC |
1991 | goto que_init; |
1992 | } | |
1993 | } | |
68ca949c | 1994 | |
cbc8eb67 AV |
1995 | if (ha->flags.running_gold_fw) |
1996 | goto skip_dpc; | |
1997 | ||
1da177e4 LT |
1998 | /* |
1999 | * Startup the kernel thread for this host adapter | |
2000 | */ | |
39a11240 | 2001 | ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha, |
e315cd28 | 2002 | "%s_dpc", base_vha->host_str); |
39a11240 | 2003 | if (IS_ERR(ha->dpc_thread)) { |
1da177e4 LT |
2004 | qla_printk(KERN_WARNING, ha, |
2005 | "Unable to start DPC thread!\n"); | |
39a11240 | 2006 | ret = PTR_ERR(ha->dpc_thread); |
1da177e4 LT |
2007 | goto probe_failed; |
2008 | } | |
1da177e4 | 2009 | |
cbc8eb67 | 2010 | skip_dpc: |
e315cd28 AC |
2011 | list_add_tail(&base_vha->list, &ha->vp_list); |
2012 | base_vha->host->irq = ha->pdev->irq; | |
1da177e4 LT |
2013 | |
2014 | /* Initialized the timer */ | |
e315cd28 | 2015 | qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL); |
1da177e4 LT |
2016 | |
2017 | DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n", | |
e315cd28 | 2018 | base_vha->host_no, ha)); |
d19044c3 | 2019 | |
e315cd28 AC |
2020 | base_vha->flags.init_done = 1; |
2021 | base_vha->flags.online = 1; | |
d19044c3 | 2022 | |
a1541d5a AV |
2023 | ret = scsi_add_host(host, &pdev->dev); |
2024 | if (ret) | |
2025 | goto probe_failed; | |
2026 | ||
048feec5 AV |
2027 | ha->isp_ops->enable_intrs(ha); |
2028 | ||
1e99e33a AV |
2029 | scsi_scan_host(host); |
2030 | ||
e315cd28 | 2031 | qla2x00_alloc_sysfs_attr(base_vha); |
a1541d5a | 2032 | |
e315cd28 | 2033 | qla2x00_init_host_attr(base_vha); |
a1541d5a | 2034 | |
e315cd28 | 2035 | qla2x00_dfs_setup(base_vha); |
df613b96 | 2036 | |
1da177e4 LT |
2037 | qla_printk(KERN_INFO, ha, "\n" |
2038 | " QLogic Fibre Channel HBA Driver: %s\n" | |
2039 | " QLogic %s - %s\n" | |
5433383e AV |
2040 | " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n", |
2041 | qla2x00_version_str, ha->model_number, | |
e315cd28 AC |
2042 | ha->model_desc ? ha->model_desc : "", pdev->device, |
2043 | ha->isp_ops->pci_info_str(base_vha, pci_info), pci_name(pdev), | |
2044 | ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no, | |
2045 | ha->isp_ops->fw_version_str(base_vha, fw_str)); | |
1da177e4 | 2046 | |
1da177e4 LT |
2047 | return 0; |
2048 | ||
6e9f21f3 | 2049 | probe_init_failed: |
2afa19a9 AC |
2050 | qla2x00_free_req_que(ha, req); |
2051 | qla2x00_free_rsp_que(ha, rsp); | |
2052 | ha->max_req_queues = ha->max_rsp_queues = 0; | |
6e9f21f3 | 2053 | |
1da177e4 | 2054 | probe_failed: |
b9978769 AV |
2055 | if (base_vha->timer_active) |
2056 | qla2x00_stop_timer(base_vha); | |
2057 | base_vha->flags.online = 0; | |
2058 | if (ha->dpc_thread) { | |
2059 | struct task_struct *t = ha->dpc_thread; | |
2060 | ||
2061 | ha->dpc_thread = NULL; | |
2062 | kthread_stop(t); | |
2063 | } | |
2064 | ||
e315cd28 | 2065 | qla2x00_free_device(base_vha); |
1da177e4 | 2066 | |
e315cd28 | 2067 | scsi_host_put(base_vha->host); |
1da177e4 | 2068 | |
e315cd28 AC |
2069 | probe_hw_failed: |
2070 | if (ha->iobase) | |
2071 | iounmap(ha->iobase); | |
2072 | ||
2073 | pci_release_selected_regions(ha->pdev, ha->bars); | |
2074 | kfree(ha); | |
2075 | ha = NULL; | |
1da177e4 | 2076 | |
a1541d5a | 2077 | probe_out: |
e315cd28 | 2078 | pci_disable_device(pdev); |
a1541d5a | 2079 | return ret; |
1da177e4 | 2080 | } |
1da177e4 | 2081 | |
4c993f76 | 2082 | static void |
7ee61397 | 2083 | qla2x00_remove_one(struct pci_dev *pdev) |
1da177e4 | 2084 | { |
e315cd28 AC |
2085 | scsi_qla_host_t *base_vha, *vha, *temp; |
2086 | struct qla_hw_data *ha; | |
2087 | ||
2088 | base_vha = pci_get_drvdata(pdev); | |
2089 | ha = base_vha->hw; | |
2090 | ||
2091 | list_for_each_entry_safe(vha, temp, &ha->vp_list, list) { | |
2092 | if (vha && vha->fc_vport) | |
2093 | fc_vport_terminate(vha->fc_vport); | |
2094 | } | |
1da177e4 | 2095 | |
e315cd28 | 2096 | set_bit(UNLOADING, &base_vha->dpc_flags); |
1da177e4 | 2097 | |
b9978769 AV |
2098 | qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); |
2099 | ||
e315cd28 | 2100 | qla2x00_dfs_remove(base_vha); |
c795c1e4 | 2101 | |
e315cd28 | 2102 | qla84xx_put_chip(base_vha); |
c795c1e4 | 2103 | |
b9978769 AV |
2104 | /* Disable timer */ |
2105 | if (base_vha->timer_active) | |
2106 | qla2x00_stop_timer(base_vha); | |
2107 | ||
2108 | base_vha->flags.online = 0; | |
2109 | ||
68ca949c AC |
2110 | /* Flush the work queue and remove it */ |
2111 | if (ha->wq) { | |
2112 | flush_workqueue(ha->wq); | |
2113 | destroy_workqueue(ha->wq); | |
2114 | ha->wq = NULL; | |
2115 | } | |
2116 | ||
b9978769 AV |
2117 | /* Kill the kernel thread for this host */ |
2118 | if (ha->dpc_thread) { | |
2119 | struct task_struct *t = ha->dpc_thread; | |
2120 | ||
2121 | /* | |
2122 | * qla2xxx_wake_dpc checks for ->dpc_thread | |
2123 | * so we need to zero it out. | |
2124 | */ | |
2125 | ha->dpc_thread = NULL; | |
2126 | kthread_stop(t); | |
2127 | } | |
2128 | ||
e315cd28 | 2129 | qla2x00_free_sysfs_attr(base_vha); |
df613b96 | 2130 | |
e315cd28 | 2131 | fc_remove_host(base_vha->host); |
4d4df193 | 2132 | |
e315cd28 | 2133 | scsi_remove_host(base_vha->host); |
1da177e4 | 2134 | |
e315cd28 | 2135 | qla2x00_free_device(base_vha); |
bdf79621 | 2136 | |
e315cd28 | 2137 | scsi_host_put(base_vha->host); |
1da177e4 | 2138 | |
e315cd28 AC |
2139 | if (ha->iobase) |
2140 | iounmap(ha->iobase); | |
1da177e4 | 2141 | |
73208dfd AC |
2142 | if (ha->mqiobase) |
2143 | iounmap(ha->mqiobase); | |
2144 | ||
e315cd28 AC |
2145 | pci_release_selected_regions(ha->pdev, ha->bars); |
2146 | kfree(ha); | |
2147 | ha = NULL; | |
1da177e4 | 2148 | |
665db93b | 2149 | pci_disable_device(pdev); |
1da177e4 LT |
2150 | pci_set_drvdata(pdev, NULL); |
2151 | } | |
1da177e4 LT |
2152 | |
2153 | static void | |
e315cd28 | 2154 | qla2x00_free_device(scsi_qla_host_t *vha) |
1da177e4 | 2155 | { |
e315cd28 | 2156 | struct qla_hw_data *ha = vha->hw; |
1da177e4 | 2157 | |
2afa19a9 AC |
2158 | qla25xx_delete_queues(vha); |
2159 | ||
df613b96 | 2160 | if (ha->flags.fce_enabled) |
e315cd28 | 2161 | qla2x00_disable_fce_trace(vha, NULL, NULL); |
df613b96 | 2162 | |
a7a167bf | 2163 | if (ha->eft) |
e315cd28 | 2164 | qla2x00_disable_eft_trace(vha); |
a7a167bf | 2165 | |
f6ef3b18 | 2166 | /* Stop currently executing firmware. */ |
e315cd28 | 2167 | qla2x00_try_to_stop_firmware(vha); |
1da177e4 | 2168 | |
f6ef3b18 AV |
2169 | /* turn-off interrupts on the card */ |
2170 | if (ha->interrupts_on) | |
fd34f556 | 2171 | ha->isp_ops->disable_intrs(ha); |
f6ef3b18 | 2172 | |
e315cd28 | 2173 | qla2x00_free_irqs(vha); |
1da177e4 | 2174 | |
e315cd28 | 2175 | qla2x00_mem_free(ha); |
73208dfd AC |
2176 | |
2177 | qla2x00_free_queues(ha); | |
1da177e4 LT |
2178 | } |
2179 | ||
d97994dc | 2180 | static inline void |
e315cd28 | 2181 | qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport, |
d97994dc | 2182 | int defer) |
2183 | { | |
d97994dc | 2184 | struct fc_rport *rport; |
67becc00 | 2185 | scsi_qla_host_t *base_vha; |
d97994dc | 2186 | |
2187 | if (!fcport->rport) | |
2188 | return; | |
2189 | ||
2190 | rport = fcport->rport; | |
2191 | if (defer) { | |
67becc00 | 2192 | base_vha = pci_get_drvdata(vha->hw->pdev); |
e315cd28 | 2193 | spin_lock_irq(vha->host->host_lock); |
d97994dc | 2194 | fcport->drport = rport; |
e315cd28 | 2195 | spin_unlock_irq(vha->host->host_lock); |
67becc00 AV |
2196 | set_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags); |
2197 | qla2xxx_wake_dpc(base_vha); | |
5f3a9a20 | 2198 | } else |
d97994dc | 2199 | fc_remote_port_delete(rport); |
d97994dc | 2200 | } |
2201 | ||
1da177e4 LT |
2202 | /* |
2203 | * qla2x00_mark_device_lost Updates fcport state when device goes offline. | |
2204 | * | |
2205 | * Input: ha = adapter block pointer. fcport = port structure pointer. | |
2206 | * | |
2207 | * Return: None. | |
2208 | * | |
2209 | * Context: | |
2210 | */ | |
e315cd28 | 2211 | void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport, |
d97994dc | 2212 | int do_login, int defer) |
1da177e4 | 2213 | { |
2c3dfe3f | 2214 | if (atomic_read(&fcport->state) == FCS_ONLINE && |
e315cd28 AC |
2215 | vha->vp_idx == fcport->vp_idx) { |
2216 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2217 | qla2x00_schedule_rport_del(vha, fcport, defer); | |
2218 | } | |
fa2a1ce5 | 2219 | /* |
1da177e4 LT |
2220 | * We may need to retry the login, so don't change the state of the |
2221 | * port but do the retries. | |
2222 | */ | |
2223 | if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD) | |
2224 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2225 | ||
2226 | if (!do_login) | |
2227 | return; | |
2228 | ||
2229 | if (fcport->login_retry == 0) { | |
e315cd28 AC |
2230 | fcport->login_retry = vha->hw->login_retry_count; |
2231 | set_bit(RELOGIN_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
2232 | |
2233 | DEBUG(printk("scsi(%ld): Port login retry: " | |
2234 | "%02x%02x%02x%02x%02x%02x%02x%02x, " | |
2235 | "id = 0x%04x retry cnt=%d\n", | |
e315cd28 | 2236 | vha->host_no, |
1da177e4 LT |
2237 | fcport->port_name[0], |
2238 | fcport->port_name[1], | |
2239 | fcport->port_name[2], | |
2240 | fcport->port_name[3], | |
2241 | fcport->port_name[4], | |
2242 | fcport->port_name[5], | |
2243 | fcport->port_name[6], | |
2244 | fcport->port_name[7], | |
2245 | fcport->loop_id, | |
2246 | fcport->login_retry)); | |
2247 | } | |
2248 | } | |
2249 | ||
2250 | /* | |
2251 | * qla2x00_mark_all_devices_lost | |
2252 | * Updates fcport state when device goes offline. | |
2253 | * | |
2254 | * Input: | |
2255 | * ha = adapter block pointer. | |
2256 | * fcport = port structure pointer. | |
2257 | * | |
2258 | * Return: | |
2259 | * None. | |
2260 | * | |
2261 | * Context: | |
2262 | */ | |
2263 | void | |
e315cd28 | 2264 | qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer) |
1da177e4 LT |
2265 | { |
2266 | fc_port_t *fcport; | |
2267 | ||
e315cd28 | 2268 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
0d6e61bc | 2269 | if (vha->vp_idx != 0 && vha->vp_idx != fcport->vp_idx) |
1da177e4 | 2270 | continue; |
0d6e61bc | 2271 | |
1da177e4 LT |
2272 | /* |
2273 | * No point in marking the device as lost, if the device is | |
2274 | * already DEAD. | |
2275 | */ | |
2276 | if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD) | |
2277 | continue; | |
e315cd28 | 2278 | if (atomic_read(&fcport->state) == FCS_ONLINE) { |
0d6e61bc AV |
2279 | if (defer) |
2280 | qla2x00_schedule_rport_del(vha, fcport, defer); | |
2281 | else if (vha->vp_idx == fcport->vp_idx) | |
2282 | qla2x00_schedule_rport_del(vha, fcport, defer); | |
2283 | } | |
2284 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1da177e4 LT |
2285 | } |
2286 | } | |
2287 | ||
2288 | /* | |
2289 | * qla2x00_mem_alloc | |
2290 | * Allocates adapter memory. | |
2291 | * | |
2292 | * Returns: | |
2293 | * 0 = success. | |
e8711085 | 2294 | * !0 = failure. |
1da177e4 | 2295 | */ |
e8711085 | 2296 | static int |
73208dfd AC |
2297 | qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len, |
2298 | struct req_que **req, struct rsp_que **rsp) | |
1da177e4 LT |
2299 | { |
2300 | char name[16]; | |
1da177e4 | 2301 | |
e8711085 | 2302 | ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size, |
e315cd28 | 2303 | &ha->init_cb_dma, GFP_KERNEL); |
e8711085 | 2304 | if (!ha->init_cb) |
e315cd28 | 2305 | goto fail; |
e8711085 | 2306 | |
e315cd28 AC |
2307 | ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE, |
2308 | &ha->gid_list_dma, GFP_KERNEL); | |
2309 | if (!ha->gid_list) | |
e8711085 | 2310 | goto fail_free_init_cb; |
1da177e4 | 2311 | |
e8711085 AV |
2312 | ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep); |
2313 | if (!ha->srb_mempool) | |
e315cd28 | 2314 | goto fail_free_gid_list; |
e8711085 AV |
2315 | |
2316 | /* Get memory for cached NVRAM */ | |
2317 | ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL); | |
2318 | if (!ha->nvram) | |
2319 | goto fail_free_srb_mempool; | |
2320 | ||
e315cd28 AC |
2321 | snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME, |
2322 | ha->pdev->device); | |
2323 | ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev, | |
2324 | DMA_POOL_SIZE, 8, 0); | |
2325 | if (!ha->s_dma_pool) | |
2326 | goto fail_free_nvram; | |
2327 | ||
e8711085 AV |
2328 | /* Allocate memory for SNS commands */ |
2329 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
e315cd28 | 2330 | /* Get consistent memory allocated for SNS commands */ |
e8711085 | 2331 | ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev, |
e315cd28 | 2332 | sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL); |
e8711085 | 2333 | if (!ha->sns_cmd) |
e315cd28 | 2334 | goto fail_dma_pool; |
e8711085 | 2335 | } else { |
e315cd28 | 2336 | /* Get consistent memory allocated for MS IOCB */ |
e8711085 | 2337 | ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, |
e315cd28 | 2338 | &ha->ms_iocb_dma); |
e8711085 | 2339 | if (!ha->ms_iocb) |
e315cd28 AC |
2340 | goto fail_dma_pool; |
2341 | /* Get consistent memory allocated for CT SNS commands */ | |
e8711085 | 2342 | ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev, |
e315cd28 | 2343 | sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL); |
e8711085 AV |
2344 | if (!ha->ct_sns) |
2345 | goto fail_free_ms_iocb; | |
1da177e4 LT |
2346 | } |
2347 | ||
e315cd28 | 2348 | /* Allocate memory for request ring */ |
73208dfd AC |
2349 | *req = kzalloc(sizeof(struct req_que), GFP_KERNEL); |
2350 | if (!*req) { | |
e315cd28 AC |
2351 | DEBUG(printk("Unable to allocate memory for req\n")); |
2352 | goto fail_req; | |
2353 | } | |
73208dfd AC |
2354 | (*req)->length = req_len; |
2355 | (*req)->ring = dma_alloc_coherent(&ha->pdev->dev, | |
2356 | ((*req)->length + 1) * sizeof(request_t), | |
2357 | &(*req)->dma, GFP_KERNEL); | |
2358 | if (!(*req)->ring) { | |
e315cd28 AC |
2359 | DEBUG(printk("Unable to allocate memory for req_ring\n")); |
2360 | goto fail_req_ring; | |
2361 | } | |
2362 | /* Allocate memory for response ring */ | |
73208dfd AC |
2363 | *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL); |
2364 | if (!*rsp) { | |
2365 | qla_printk(KERN_WARNING, ha, | |
2366 | "Unable to allocate memory for rsp\n"); | |
e315cd28 AC |
2367 | goto fail_rsp; |
2368 | } | |
73208dfd AC |
2369 | (*rsp)->hw = ha; |
2370 | (*rsp)->length = rsp_len; | |
2371 | (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev, | |
2372 | ((*rsp)->length + 1) * sizeof(response_t), | |
2373 | &(*rsp)->dma, GFP_KERNEL); | |
2374 | if (!(*rsp)->ring) { | |
2375 | qla_printk(KERN_WARNING, ha, | |
2376 | "Unable to allocate memory for rsp_ring\n"); | |
e315cd28 AC |
2377 | goto fail_rsp_ring; |
2378 | } | |
73208dfd AC |
2379 | (*req)->rsp = *rsp; |
2380 | (*rsp)->req = *req; | |
2381 | /* Allocate memory for NVRAM data for vports */ | |
2382 | if (ha->nvram_npiv_size) { | |
2383 | ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) * | |
2384 | ha->nvram_npiv_size, GFP_KERNEL); | |
2385 | if (!ha->npiv_info) { | |
2386 | qla_printk(KERN_WARNING, ha, | |
2387 | "Unable to allocate memory for npiv info\n"); | |
2388 | goto fail_npiv_info; | |
2389 | } | |
2390 | } else | |
2391 | ha->npiv_info = NULL; | |
e8711085 | 2392 | |
b64b0e8f AV |
2393 | /* Get consistent memory allocated for EX-INIT-CB. */ |
2394 | if (IS_QLA81XX(ha)) { | |
2395 | ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, | |
2396 | &ha->ex_init_cb_dma); | |
2397 | if (!ha->ex_init_cb) | |
2398 | goto fail_ex_init_cb; | |
2399 | } | |
2400 | ||
e315cd28 AC |
2401 | INIT_LIST_HEAD(&ha->vp_list); |
2402 | return 1; | |
2403 | ||
b64b0e8f AV |
2404 | fail_ex_init_cb: |
2405 | kfree(ha->npiv_info); | |
73208dfd AC |
2406 | fail_npiv_info: |
2407 | dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) * | |
2408 | sizeof(response_t), (*rsp)->ring, (*rsp)->dma); | |
2409 | (*rsp)->ring = NULL; | |
2410 | (*rsp)->dma = 0; | |
e315cd28 | 2411 | fail_rsp_ring: |
73208dfd | 2412 | kfree(*rsp); |
e315cd28 | 2413 | fail_rsp: |
73208dfd AC |
2414 | dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) * |
2415 | sizeof(request_t), (*req)->ring, (*req)->dma); | |
2416 | (*req)->ring = NULL; | |
2417 | (*req)->dma = 0; | |
e315cd28 | 2418 | fail_req_ring: |
73208dfd | 2419 | kfree(*req); |
e315cd28 AC |
2420 | fail_req: |
2421 | dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), | |
2422 | ha->ct_sns, ha->ct_sns_dma); | |
2423 | ha->ct_sns = NULL; | |
2424 | ha->ct_sns_dma = 0; | |
e8711085 AV |
2425 | fail_free_ms_iocb: |
2426 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2427 | ha->ms_iocb = NULL; | |
2428 | ha->ms_iocb_dma = 0; | |
e315cd28 AC |
2429 | fail_dma_pool: |
2430 | dma_pool_destroy(ha->s_dma_pool); | |
2431 | ha->s_dma_pool = NULL; | |
e8711085 AV |
2432 | fail_free_nvram: |
2433 | kfree(ha->nvram); | |
2434 | ha->nvram = NULL; | |
2435 | fail_free_srb_mempool: | |
2436 | mempool_destroy(ha->srb_mempool); | |
2437 | ha->srb_mempool = NULL; | |
e8711085 AV |
2438 | fail_free_gid_list: |
2439 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
e315cd28 | 2440 | ha->gid_list_dma); |
e8711085 AV |
2441 | ha->gid_list = NULL; |
2442 | ha->gid_list_dma = 0; | |
e315cd28 AC |
2443 | fail_free_init_cb: |
2444 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb, | |
2445 | ha->init_cb_dma); | |
2446 | ha->init_cb = NULL; | |
2447 | ha->init_cb_dma = 0; | |
e8711085 | 2448 | fail: |
e315cd28 | 2449 | DEBUG(printk("%s: Memory allocation failure\n", __func__)); |
e8711085 | 2450 | return -ENOMEM; |
1da177e4 LT |
2451 | } |
2452 | ||
2453 | /* | |
2454 | * qla2x00_mem_free | |
2455 | * Frees all adapter allocated memory. | |
2456 | * | |
2457 | * Input: | |
2458 | * ha = adapter block pointer. | |
2459 | */ | |
a824ebb3 | 2460 | static void |
e315cd28 | 2461 | qla2x00_mem_free(struct qla_hw_data *ha) |
1da177e4 | 2462 | { |
e8711085 AV |
2463 | if (ha->srb_mempool) |
2464 | mempool_destroy(ha->srb_mempool); | |
1da177e4 | 2465 | |
df613b96 AV |
2466 | if (ha->fce) |
2467 | dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce, | |
e315cd28 | 2468 | ha->fce_dma); |
df613b96 | 2469 | |
a7a167bf AV |
2470 | if (ha->fw_dump) { |
2471 | if (ha->eft) | |
2472 | dma_free_coherent(&ha->pdev->dev, | |
e315cd28 | 2473 | ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma); |
a7a167bf AV |
2474 | vfree(ha->fw_dump); |
2475 | } | |
2476 | ||
11bbc1d8 AV |
2477 | if (ha->dcbx_tlv) |
2478 | dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE, | |
2479 | ha->dcbx_tlv, ha->dcbx_tlv_dma); | |
2480 | ||
ce0423f4 AV |
2481 | if (ha->xgmac_data) |
2482 | dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE, | |
2483 | ha->xgmac_data, ha->xgmac_data_dma); | |
2484 | ||
1da177e4 LT |
2485 | if (ha->sns_cmd) |
2486 | dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), | |
e315cd28 | 2487 | ha->sns_cmd, ha->sns_cmd_dma); |
1da177e4 LT |
2488 | |
2489 | if (ha->ct_sns) | |
2490 | dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), | |
e315cd28 | 2491 | ha->ct_sns, ha->ct_sns_dma); |
1da177e4 | 2492 | |
88729e53 AV |
2493 | if (ha->sfp_data) |
2494 | dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma); | |
2495 | ||
ad0ecd61 JC |
2496 | if (ha->edc_data) |
2497 | dma_pool_free(ha->s_dma_pool, ha->edc_data, ha->edc_data_dma); | |
2498 | ||
1da177e4 LT |
2499 | if (ha->ms_iocb) |
2500 | dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); | |
2501 | ||
b64b0e8f AV |
2502 | if (ha->ex_init_cb) |
2503 | dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma); | |
2504 | ||
1da177e4 LT |
2505 | if (ha->s_dma_pool) |
2506 | dma_pool_destroy(ha->s_dma_pool); | |
2507 | ||
1da177e4 LT |
2508 | if (ha->gid_list) |
2509 | dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list, | |
e315cd28 | 2510 | ha->gid_list_dma); |
1da177e4 | 2511 | |
e315cd28 AC |
2512 | if (ha->init_cb) |
2513 | dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, | |
2514 | ha->init_cb, ha->init_cb_dma); | |
2515 | vfree(ha->optrom_buffer); | |
2516 | kfree(ha->nvram); | |
73208dfd | 2517 | kfree(ha->npiv_info); |
1da177e4 | 2518 | |
e8711085 | 2519 | ha->srb_mempool = NULL; |
a7a167bf AV |
2520 | ha->eft = NULL; |
2521 | ha->eft_dma = 0; | |
1da177e4 LT |
2522 | ha->sns_cmd = NULL; |
2523 | ha->sns_cmd_dma = 0; | |
2524 | ha->ct_sns = NULL; | |
2525 | ha->ct_sns_dma = 0; | |
2526 | ha->ms_iocb = NULL; | |
2527 | ha->ms_iocb_dma = 0; | |
1da177e4 LT |
2528 | ha->init_cb = NULL; |
2529 | ha->init_cb_dma = 0; | |
b64b0e8f AV |
2530 | ha->ex_init_cb = NULL; |
2531 | ha->ex_init_cb_dma = 0; | |
1da177e4 LT |
2532 | |
2533 | ha->s_dma_pool = NULL; | |
2534 | ||
1da177e4 LT |
2535 | ha->gid_list = NULL; |
2536 | ha->gid_list_dma = 0; | |
2537 | ||
e315cd28 AC |
2538 | ha->fw_dump = NULL; |
2539 | ha->fw_dumped = 0; | |
2540 | ha->fw_dump_reading = 0; | |
e315cd28 | 2541 | } |
1da177e4 | 2542 | |
e315cd28 AC |
2543 | struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht, |
2544 | struct qla_hw_data *ha) | |
2545 | { | |
2546 | struct Scsi_Host *host; | |
2547 | struct scsi_qla_host *vha = NULL; | |
854165f4 | 2548 | |
e315cd28 AC |
2549 | host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t)); |
2550 | if (host == NULL) { | |
2551 | printk(KERN_WARNING | |
2552 | "qla2xxx: Couldn't allocate host from scsi layer!\n"); | |
2553 | goto fail; | |
2554 | } | |
2555 | ||
2556 | /* Clear our data area */ | |
2557 | vha = shost_priv(host); | |
2558 | memset(vha, 0, sizeof(scsi_qla_host_t)); | |
2559 | ||
2560 | vha->host = host; | |
2561 | vha->host_no = host->host_no; | |
2562 | vha->hw = ha; | |
2563 | ||
2564 | INIT_LIST_HEAD(&vha->vp_fcports); | |
2565 | INIT_LIST_HEAD(&vha->work_list); | |
2566 | INIT_LIST_HEAD(&vha->list); | |
2567 | ||
f999f4c1 AV |
2568 | spin_lock_init(&vha->work_lock); |
2569 | ||
e315cd28 AC |
2570 | sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no); |
2571 | return vha; | |
2572 | ||
2573 | fail: | |
2574 | return vha; | |
1da177e4 LT |
2575 | } |
2576 | ||
01ef66bb | 2577 | static struct qla_work_evt * |
f999f4c1 | 2578 | qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type) |
0971de7f AV |
2579 | { |
2580 | struct qla_work_evt *e; | |
2581 | ||
f999f4c1 | 2582 | e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC); |
0971de7f AV |
2583 | if (!e) |
2584 | return NULL; | |
2585 | ||
2586 | INIT_LIST_HEAD(&e->list); | |
2587 | e->type = type; | |
2588 | e->flags = QLA_EVT_FLAG_FREE; | |
2589 | return e; | |
2590 | } | |
2591 | ||
01ef66bb | 2592 | static int |
f999f4c1 | 2593 | qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e) |
0971de7f | 2594 | { |
f999f4c1 | 2595 | unsigned long flags; |
0971de7f | 2596 | |
f999f4c1 | 2597 | spin_lock_irqsave(&vha->work_lock, flags); |
e315cd28 | 2598 | list_add_tail(&e->list, &vha->work_list); |
f999f4c1 | 2599 | spin_unlock_irqrestore(&vha->work_lock, flags); |
e315cd28 | 2600 | qla2xxx_wake_dpc(vha); |
f999f4c1 | 2601 | |
0971de7f AV |
2602 | return QLA_SUCCESS; |
2603 | } | |
2604 | ||
2605 | int | |
e315cd28 | 2606 | qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code, |
0971de7f AV |
2607 | u32 data) |
2608 | { | |
2609 | struct qla_work_evt *e; | |
2610 | ||
f999f4c1 | 2611 | e = qla2x00_alloc_work(vha, QLA_EVT_AEN); |
0971de7f AV |
2612 | if (!e) |
2613 | return QLA_FUNCTION_FAILED; | |
2614 | ||
2615 | e->u.aen.code = code; | |
2616 | e->u.aen.data = data; | |
f999f4c1 | 2617 | return qla2x00_post_work(vha, e); |
0971de7f AV |
2618 | } |
2619 | ||
8a659571 AV |
2620 | int |
2621 | qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb) | |
2622 | { | |
2623 | struct qla_work_evt *e; | |
2624 | ||
f999f4c1 | 2625 | e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK); |
8a659571 AV |
2626 | if (!e) |
2627 | return QLA_FUNCTION_FAILED; | |
2628 | ||
2629 | memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t)); | |
f999f4c1 | 2630 | return qla2x00_post_work(vha, e); |
8a659571 AV |
2631 | } |
2632 | ||
ac280b67 AV |
2633 | #define qla2x00_post_async_work(name, type) \ |
2634 | int qla2x00_post_async_##name##_work( \ | |
2635 | struct scsi_qla_host *vha, \ | |
2636 | fc_port_t *fcport, uint16_t *data) \ | |
2637 | { \ | |
2638 | struct qla_work_evt *e; \ | |
2639 | \ | |
2640 | e = qla2x00_alloc_work(vha, type); \ | |
2641 | if (!e) \ | |
2642 | return QLA_FUNCTION_FAILED; \ | |
2643 | \ | |
2644 | e->u.logio.fcport = fcport; \ | |
2645 | if (data) { \ | |
2646 | e->u.logio.data[0] = data[0]; \ | |
2647 | e->u.logio.data[1] = data[1]; \ | |
2648 | } \ | |
2649 | return qla2x00_post_work(vha, e); \ | |
2650 | } | |
2651 | ||
2652 | qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN); | |
2653 | qla2x00_post_async_work(login_done, QLA_EVT_ASYNC_LOGIN_DONE); | |
2654 | qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT); | |
2655 | qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE); | |
2656 | ||
3420d36c AV |
2657 | int |
2658 | qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code) | |
2659 | { | |
2660 | struct qla_work_evt *e; | |
2661 | ||
2662 | e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT); | |
2663 | if (!e) | |
2664 | return QLA_FUNCTION_FAILED; | |
2665 | ||
2666 | e->u.uevent.code = code; | |
2667 | return qla2x00_post_work(vha, e); | |
2668 | } | |
2669 | ||
2670 | static void | |
2671 | qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code) | |
2672 | { | |
2673 | char event_string[40]; | |
2674 | char *envp[] = { event_string, NULL }; | |
2675 | ||
2676 | switch (code) { | |
2677 | case QLA_UEVENT_CODE_FW_DUMP: | |
2678 | snprintf(event_string, sizeof(event_string), "FW_DUMP=%ld", | |
2679 | vha->host_no); | |
2680 | break; | |
2681 | default: | |
2682 | /* do nothing */ | |
2683 | break; | |
2684 | } | |
2685 | kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp); | |
2686 | } | |
2687 | ||
ac280b67 | 2688 | void |
e315cd28 | 2689 | qla2x00_do_work(struct scsi_qla_host *vha) |
0971de7f | 2690 | { |
f999f4c1 AV |
2691 | struct qla_work_evt *e, *tmp; |
2692 | unsigned long flags; | |
2693 | LIST_HEAD(work); | |
0971de7f | 2694 | |
f999f4c1 AV |
2695 | spin_lock_irqsave(&vha->work_lock, flags); |
2696 | list_splice_init(&vha->work_list, &work); | |
2697 | spin_unlock_irqrestore(&vha->work_lock, flags); | |
2698 | ||
2699 | list_for_each_entry_safe(e, tmp, &work, list) { | |
0971de7f | 2700 | list_del_init(&e->list); |
0971de7f AV |
2701 | |
2702 | switch (e->type) { | |
2703 | case QLA_EVT_AEN: | |
e315cd28 | 2704 | fc_host_post_event(vha->host, fc_get_event_number(), |
0971de7f AV |
2705 | e->u.aen.code, e->u.aen.data); |
2706 | break; | |
8a659571 AV |
2707 | case QLA_EVT_IDC_ACK: |
2708 | qla81xx_idc_ack(vha, e->u.idc_ack.mb); | |
2709 | break; | |
ac280b67 AV |
2710 | case QLA_EVT_ASYNC_LOGIN: |
2711 | qla2x00_async_login(vha, e->u.logio.fcport, | |
2712 | e->u.logio.data); | |
2713 | break; | |
2714 | case QLA_EVT_ASYNC_LOGIN_DONE: | |
2715 | qla2x00_async_login_done(vha, e->u.logio.fcport, | |
2716 | e->u.logio.data); | |
2717 | break; | |
2718 | case QLA_EVT_ASYNC_LOGOUT: | |
2719 | qla2x00_async_logout(vha, e->u.logio.fcport); | |
2720 | break; | |
2721 | case QLA_EVT_ASYNC_LOGOUT_DONE: | |
2722 | qla2x00_async_logout_done(vha, e->u.logio.fcport, | |
2723 | e->u.logio.data); | |
2724 | break; | |
3420d36c AV |
2725 | case QLA_EVT_UEVENT: |
2726 | qla2x00_uevent_emit(vha, e->u.uevent.code); | |
2727 | break; | |
0971de7f AV |
2728 | } |
2729 | if (e->flags & QLA_EVT_FLAG_FREE) | |
2730 | kfree(e); | |
e315cd28 | 2731 | } |
e315cd28 | 2732 | } |
f999f4c1 | 2733 | |
e315cd28 AC |
2734 | /* Relogins all the fcports of a vport |
2735 | * Context: dpc thread | |
2736 | */ | |
2737 | void qla2x00_relogin(struct scsi_qla_host *vha) | |
2738 | { | |
2739 | fc_port_t *fcport; | |
c6b2fca8 | 2740 | int status; |
e315cd28 AC |
2741 | uint16_t next_loopid = 0; |
2742 | struct qla_hw_data *ha = vha->hw; | |
ac280b67 | 2743 | uint16_t data[2]; |
e315cd28 AC |
2744 | |
2745 | list_for_each_entry(fcport, &vha->vp_fcports, list) { | |
2746 | /* | |
2747 | * If the port is not ONLINE then try to login | |
2748 | * to it if we haven't run out of retries. | |
2749 | */ | |
2750 | if (atomic_read(&fcport->state) != | |
2751 | FCS_ONLINE && fcport->login_retry) { | |
2752 | ||
ac280b67 | 2753 | fcport->login_retry--; |
e315cd28 AC |
2754 | if (fcport->flags & FCF_FABRIC_DEVICE) { |
2755 | if (fcport->flags & FCF_TAPE_PRESENT) | |
2756 | ha->isp_ops->fabric_logout(vha, | |
2757 | fcport->loop_id, | |
2758 | fcport->d_id.b.domain, | |
2759 | fcport->d_id.b.area, | |
2760 | fcport->d_id.b.al_pa); | |
2761 | ||
ac280b67 AV |
2762 | if (IS_ALOGIO_CAPABLE(ha)) { |
2763 | data[0] = 0; | |
2764 | data[1] = QLA_LOGIO_LOGIN_RETRIED; | |
2765 | status = qla2x00_post_async_login_work( | |
2766 | vha, fcport, data); | |
2767 | if (status == QLA_SUCCESS) | |
2768 | continue; | |
2769 | /* Attempt a retry. */ | |
2770 | status = 1; | |
2771 | } else | |
2772 | status = qla2x00_fabric_login(vha, | |
2773 | fcport, &next_loopid); | |
e315cd28 AC |
2774 | } else |
2775 | status = qla2x00_local_device_login(vha, | |
2776 | fcport); | |
2777 | ||
e315cd28 AC |
2778 | if (status == QLA_SUCCESS) { |
2779 | fcport->old_loop_id = fcport->loop_id; | |
2780 | ||
2781 | DEBUG(printk("scsi(%ld): port login OK: logged " | |
2782 | "in ID 0x%x\n", vha->host_no, fcport->loop_id)); | |
2783 | ||
2784 | qla2x00_update_fcport(vha, fcport); | |
2785 | ||
2786 | } else if (status == 1) { | |
2787 | set_bit(RELOGIN_NEEDED, &vha->dpc_flags); | |
2788 | /* retry the login again */ | |
2789 | DEBUG(printk("scsi(%ld): Retrying" | |
2790 | " %d login again loop_id 0x%x\n", | |
2791 | vha->host_no, fcport->login_retry, | |
2792 | fcport->loop_id)); | |
2793 | } else { | |
2794 | fcport->login_retry = 0; | |
2795 | } | |
2796 | ||
2797 | if (fcport->login_retry == 0 && status != QLA_SUCCESS) | |
2798 | fcport->loop_id = FC_NO_LOOP_ID; | |
2799 | } | |
2800 | if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) | |
2801 | break; | |
0971de7f | 2802 | } |
0971de7f AV |
2803 | } |
2804 | ||
1da177e4 LT |
2805 | /************************************************************************** |
2806 | * qla2x00_do_dpc | |
2807 | * This kernel thread is a task that is schedule by the interrupt handler | |
2808 | * to perform the background processing for interrupts. | |
2809 | * | |
2810 | * Notes: | |
2811 | * This task always run in the context of a kernel thread. It | |
2812 | * is kick-off by the driver's detect code and starts up | |
2813 | * up one per adapter. It immediately goes to sleep and waits for | |
2814 | * some fibre event. When either the interrupt handler or | |
2815 | * the timer routine detects a event it will one of the task | |
2816 | * bits then wake us up. | |
2817 | **************************************************************************/ | |
2818 | static int | |
2819 | qla2x00_do_dpc(void *data) | |
2820 | { | |
2c3dfe3f | 2821 | int rval; |
e315cd28 AC |
2822 | scsi_qla_host_t *base_vha; |
2823 | struct qla_hw_data *ha; | |
1da177e4 | 2824 | |
e315cd28 AC |
2825 | ha = (struct qla_hw_data *)data; |
2826 | base_vha = pci_get_drvdata(ha->pdev); | |
1da177e4 | 2827 | |
1da177e4 LT |
2828 | set_user_nice(current, -20); |
2829 | ||
39a11240 | 2830 | while (!kthread_should_stop()) { |
1da177e4 LT |
2831 | DEBUG3(printk("qla2x00: DPC handler sleeping\n")); |
2832 | ||
39a11240 CH |
2833 | set_current_state(TASK_INTERRUPTIBLE); |
2834 | schedule(); | |
2835 | __set_current_state(TASK_RUNNING); | |
1da177e4 LT |
2836 | |
2837 | DEBUG3(printk("qla2x00: DPC handler waking up\n")); | |
2838 | ||
2839 | /* Initialization not yet finished. Don't do anything yet. */ | |
e315cd28 | 2840 | if (!base_vha->flags.init_done) |
1da177e4 LT |
2841 | continue; |
2842 | ||
e315cd28 | 2843 | DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no)); |
1da177e4 LT |
2844 | |
2845 | ha->dpc_active = 1; | |
2846 | ||
1da177e4 | 2847 | if (ha->flags.mbox_busy) { |
1da177e4 LT |
2848 | ha->dpc_active = 0; |
2849 | continue; | |
2850 | } | |
2851 | ||
e315cd28 | 2852 | qla2x00_do_work(base_vha); |
0971de7f | 2853 | |
e315cd28 AC |
2854 | if (test_and_clear_bit(ISP_ABORT_NEEDED, |
2855 | &base_vha->dpc_flags)) { | |
1da177e4 LT |
2856 | |
2857 | DEBUG(printk("scsi(%ld): dpc: sched " | |
2858 | "qla2x00_abort_isp ha = %p\n", | |
e315cd28 | 2859 | base_vha->host_no, ha)); |
1da177e4 | 2860 | if (!(test_and_set_bit(ABORT_ISP_ACTIVE, |
e315cd28 | 2861 | &base_vha->dpc_flags))) { |
1da177e4 | 2862 | |
e315cd28 | 2863 | if (qla2x00_abort_isp(base_vha)) { |
1da177e4 LT |
2864 | /* failed. retry later */ |
2865 | set_bit(ISP_ABORT_NEEDED, | |
e315cd28 | 2866 | &base_vha->dpc_flags); |
99363ef8 | 2867 | } |
e315cd28 AC |
2868 | clear_bit(ABORT_ISP_ACTIVE, |
2869 | &base_vha->dpc_flags); | |
99363ef8 SJ |
2870 | } |
2871 | ||
1da177e4 | 2872 | DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n", |
e315cd28 | 2873 | base_vha->host_no)); |
1da177e4 LT |
2874 | } |
2875 | ||
e315cd28 AC |
2876 | if (test_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags)) { |
2877 | qla2x00_update_fcports(base_vha); | |
2878 | clear_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags); | |
c9c5ced9 | 2879 | } |
d97994dc | 2880 | |
e315cd28 AC |
2881 | if (test_and_clear_bit(RESET_MARKER_NEEDED, |
2882 | &base_vha->dpc_flags) && | |
2883 | (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) { | |
1da177e4 LT |
2884 | |
2885 | DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n", | |
e315cd28 | 2886 | base_vha->host_no)); |
1da177e4 | 2887 | |
e315cd28 AC |
2888 | qla2x00_rst_aen(base_vha); |
2889 | clear_bit(RESET_ACTIVE, &base_vha->dpc_flags); | |
1da177e4 LT |
2890 | } |
2891 | ||
2892 | /* Retry each device up to login retry count */ | |
e315cd28 AC |
2893 | if ((test_and_clear_bit(RELOGIN_NEEDED, |
2894 | &base_vha->dpc_flags)) && | |
2895 | !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) && | |
2896 | atomic_read(&base_vha->loop_state) != LOOP_DOWN) { | |
1da177e4 LT |
2897 | |
2898 | DEBUG(printk("scsi(%ld): qla2x00_port_login()\n", | |
e315cd28 AC |
2899 | base_vha->host_no)); |
2900 | qla2x00_relogin(base_vha); | |
2901 | ||
1da177e4 | 2902 | DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n", |
e315cd28 | 2903 | base_vha->host_no)); |
1da177e4 LT |
2904 | } |
2905 | ||
e315cd28 AC |
2906 | if (test_and_clear_bit(LOOP_RESYNC_NEEDED, |
2907 | &base_vha->dpc_flags)) { | |
1da177e4 LT |
2908 | |
2909 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n", | |
e315cd28 | 2910 | base_vha->host_no)); |
1da177e4 LT |
2911 | |
2912 | if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, | |
e315cd28 | 2913 | &base_vha->dpc_flags))) { |
1da177e4 | 2914 | |
e315cd28 | 2915 | rval = qla2x00_loop_resync(base_vha); |
1da177e4 | 2916 | |
e315cd28 AC |
2917 | clear_bit(LOOP_RESYNC_ACTIVE, |
2918 | &base_vha->dpc_flags); | |
1da177e4 LT |
2919 | } |
2920 | ||
2921 | DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n", | |
e315cd28 | 2922 | base_vha->host_no)); |
1da177e4 LT |
2923 | } |
2924 | ||
e315cd28 AC |
2925 | if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) && |
2926 | atomic_read(&base_vha->loop_state) == LOOP_READY) { | |
2927 | clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags); | |
2928 | qla2xxx_flash_npiv_conf(base_vha); | |
272976ca AV |
2929 | } |
2930 | ||
1da177e4 | 2931 | if (!ha->interrupts_on) |
fd34f556 | 2932 | ha->isp_ops->enable_intrs(ha); |
1da177e4 | 2933 | |
e315cd28 AC |
2934 | if (test_and_clear_bit(BEACON_BLINK_NEEDED, |
2935 | &base_vha->dpc_flags)) | |
2936 | ha->isp_ops->beacon_blink(base_vha); | |
f6df144c | 2937 | |
e315cd28 | 2938 | qla2x00_do_dpc_all_vps(base_vha); |
2c3dfe3f | 2939 | |
1da177e4 LT |
2940 | ha->dpc_active = 0; |
2941 | } /* End of while(1) */ | |
2942 | ||
e315cd28 | 2943 | DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no)); |
1da177e4 LT |
2944 | |
2945 | /* | |
2946 | * Make sure that nobody tries to wake us up again. | |
2947 | */ | |
1da177e4 LT |
2948 | ha->dpc_active = 0; |
2949 | ||
ac280b67 AV |
2950 | /* Cleanup any residual CTX SRBs. */ |
2951 | qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); | |
2952 | ||
39a11240 CH |
2953 | return 0; |
2954 | } | |
2955 | ||
2956 | void | |
e315cd28 | 2957 | qla2xxx_wake_dpc(struct scsi_qla_host *vha) |
39a11240 | 2958 | { |
e315cd28 | 2959 | struct qla_hw_data *ha = vha->hw; |
c795c1e4 AV |
2960 | struct task_struct *t = ha->dpc_thread; |
2961 | ||
e315cd28 | 2962 | if (!test_bit(UNLOADING, &vha->dpc_flags) && t) |
c795c1e4 | 2963 | wake_up_process(t); |
1da177e4 LT |
2964 | } |
2965 | ||
1da177e4 LT |
2966 | /* |
2967 | * qla2x00_rst_aen | |
2968 | * Processes asynchronous reset. | |
2969 | * | |
2970 | * Input: | |
2971 | * ha = adapter block pointer. | |
2972 | */ | |
2973 | static void | |
e315cd28 | 2974 | qla2x00_rst_aen(scsi_qla_host_t *vha) |
1da177e4 | 2975 | { |
e315cd28 AC |
2976 | if (vha->flags.online && !vha->flags.reset_active && |
2977 | !atomic_read(&vha->loop_down_timer) && | |
2978 | !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) { | |
1da177e4 | 2979 | do { |
e315cd28 | 2980 | clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
2981 | |
2982 | /* | |
2983 | * Issue marker command only when we are going to start | |
2984 | * the I/O. | |
2985 | */ | |
e315cd28 AC |
2986 | vha->marker_needed = 1; |
2987 | } while (!atomic_read(&vha->loop_down_timer) && | |
2988 | (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags))); | |
1da177e4 LT |
2989 | } |
2990 | } | |
2991 | ||
f4f051eb | 2992 | static void |
e315cd28 | 2993 | qla2x00_sp_free_dma(srb_t *sp) |
f4f051eb | 2994 | { |
2995 | struct scsi_cmnd *cmd = sp->cmd; | |
2996 | ||
2997 | if (sp->flags & SRB_DMA_VALID) { | |
385d70b4 | 2998 | scsi_dma_unmap(cmd); |
f4f051eb | 2999 | sp->flags &= ~SRB_DMA_VALID; |
3000 | } | |
fca29703 | 3001 | CMD_SP(cmd) = NULL; |
f4f051eb | 3002 | } |
3003 | ||
3004 | void | |
73208dfd | 3005 | qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp) |
f4f051eb | 3006 | { |
3007 | struct scsi_cmnd *cmd = sp->cmd; | |
3008 | ||
e315cd28 | 3009 | qla2x00_sp_free_dma(sp); |
f4f051eb | 3010 | |
f4f051eb | 3011 | mempool_free(sp, ha->srb_mempool); |
3012 | ||
3013 | cmd->scsi_done(cmd); | |
3014 | } | |
bdf79621 | 3015 | |
1da177e4 LT |
3016 | /************************************************************************** |
3017 | * qla2x00_timer | |
3018 | * | |
3019 | * Description: | |
3020 | * One second timer | |
3021 | * | |
3022 | * Context: Interrupt | |
3023 | ***************************************************************************/ | |
2c3dfe3f | 3024 | void |
e315cd28 | 3025 | qla2x00_timer(scsi_qla_host_t *vha) |
1da177e4 | 3026 | { |
1da177e4 LT |
3027 | unsigned long cpu_flags = 0; |
3028 | fc_port_t *fcport; | |
1da177e4 LT |
3029 | int start_dpc = 0; |
3030 | int index; | |
3031 | srb_t *sp; | |
f4f051eb | 3032 | int t; |
e315cd28 | 3033 | struct qla_hw_data *ha = vha->hw; |
73208dfd | 3034 | struct req_que *req; |
1da177e4 LT |
3035 | /* |
3036 | * Ports - Port down timer. | |
3037 | * | |
3038 | * Whenever, a port is in the LOST state we start decrementing its port | |
3039 | * down timer every second until it reaches zero. Once it reaches zero | |
fa2a1ce5 | 3040 | * the port it marked DEAD. |
1da177e4 LT |
3041 | */ |
3042 | t = 0; | |
e315cd28 | 3043 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
1da177e4 LT |
3044 | if (fcport->port_type != FCT_TARGET) |
3045 | continue; | |
3046 | ||
3047 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
3048 | ||
3049 | if (atomic_read(&fcport->port_down_timer) == 0) | |
3050 | continue; | |
3051 | ||
fa2a1ce5 | 3052 | if (atomic_dec_and_test(&fcport->port_down_timer) != 0) |
1da177e4 | 3053 | atomic_set(&fcport->state, FCS_DEVICE_DEAD); |
fa2a1ce5 | 3054 | |
1da177e4 | 3055 | DEBUG(printk("scsi(%ld): fcport-%d - port retry count: " |
fca29703 | 3056 | "%d remaining\n", |
e315cd28 | 3057 | vha->host_no, |
1da177e4 LT |
3058 | t, atomic_read(&fcport->port_down_timer))); |
3059 | } | |
3060 | t++; | |
3061 | } /* End of for fcport */ | |
3062 | ||
1da177e4 LT |
3063 | |
3064 | /* Loop down handler. */ | |
e315cd28 AC |
3065 | if (atomic_read(&vha->loop_down_timer) > 0 && |
3066 | !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) | |
3067 | && vha->flags.online) { | |
1da177e4 | 3068 | |
e315cd28 AC |
3069 | if (atomic_read(&vha->loop_down_timer) == |
3070 | vha->loop_down_abort_time) { | |
1da177e4 LT |
3071 | |
3072 | DEBUG(printk("scsi(%ld): Loop Down - aborting the " | |
3073 | "queues before time expire\n", | |
e315cd28 | 3074 | vha->host_no)); |
1da177e4 | 3075 | |
e315cd28 AC |
3076 | if (!IS_QLA2100(ha) && vha->link_down_timeout) |
3077 | atomic_set(&vha->loop_state, LOOP_DEAD); | |
1da177e4 LT |
3078 | |
3079 | /* Schedule an ISP abort to return any tape commands. */ | |
2c3dfe3f | 3080 | /* NPIV - scan physical port only */ |
e315cd28 | 3081 | if (!vha->vp_idx) { |
2c3dfe3f SJ |
3082 | spin_lock_irqsave(&ha->hardware_lock, |
3083 | cpu_flags); | |
73208dfd | 3084 | req = ha->req_q_map[0]; |
2c3dfe3f SJ |
3085 | for (index = 1; |
3086 | index < MAX_OUTSTANDING_COMMANDS; | |
3087 | index++) { | |
3088 | fc_port_t *sfcp; | |
3089 | ||
e315cd28 | 3090 | sp = req->outstanding_cmds[index]; |
2c3dfe3f SJ |
3091 | if (!sp) |
3092 | continue; | |
cf53b069 AV |
3093 | if (sp->ctx) |
3094 | continue; | |
2c3dfe3f SJ |
3095 | sfcp = sp->fcport; |
3096 | if (!(sfcp->flags & FCF_TAPE_PRESENT)) | |
3097 | continue; | |
bdf79621 | 3098 | |
2c3dfe3f | 3099 | set_bit(ISP_ABORT_NEEDED, |
e315cd28 | 3100 | &vha->dpc_flags); |
2c3dfe3f SJ |
3101 | break; |
3102 | } | |
3103 | spin_unlock_irqrestore(&ha->hardware_lock, | |
e315cd28 | 3104 | cpu_flags); |
1da177e4 | 3105 | } |
1da177e4 LT |
3106 | start_dpc++; |
3107 | } | |
3108 | ||
3109 | /* if the loop has been down for 4 minutes, reinit adapter */ | |
e315cd28 | 3110 | if (atomic_dec_and_test(&vha->loop_down_timer) != 0) { |
0d6e61bc | 3111 | if (!(vha->device_flags & DFLG_NO_CABLE)) { |
1da177e4 LT |
3112 | DEBUG(printk("scsi(%ld): Loop down - " |
3113 | "aborting ISP.\n", | |
e315cd28 | 3114 | vha->host_no)); |
1da177e4 LT |
3115 | qla_printk(KERN_WARNING, ha, |
3116 | "Loop down - aborting ISP.\n"); | |
3117 | ||
e315cd28 | 3118 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
3119 | } |
3120 | } | |
fca29703 | 3121 | DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n", |
e315cd28 AC |
3122 | vha->host_no, |
3123 | atomic_read(&vha->loop_down_timer))); | |
1da177e4 LT |
3124 | } |
3125 | ||
f6df144c | 3126 | /* Check if beacon LED needs to be blinked */ |
3127 | if (ha->beacon_blink_led == 1) { | |
e315cd28 | 3128 | set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags); |
f6df144c | 3129 | start_dpc++; |
3130 | } | |
3131 | ||
550bf57d | 3132 | /* Process any deferred work. */ |
e315cd28 | 3133 | if (!list_empty(&vha->work_list)) |
550bf57d AV |
3134 | start_dpc++; |
3135 | ||
1da177e4 | 3136 | /* Schedule the DPC routine if needed */ |
e315cd28 AC |
3137 | if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) || |
3138 | test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) || | |
3139 | test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) || | |
1da177e4 | 3140 | start_dpc || |
e315cd28 AC |
3141 | test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) || |
3142 | test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) || | |
3143 | test_bit(VP_DPC_NEEDED, &vha->dpc_flags) || | |
3144 | test_bit(RELOGIN_NEEDED, &vha->dpc_flags))) | |
3145 | qla2xxx_wake_dpc(vha); | |
1da177e4 | 3146 | |
e315cd28 | 3147 | qla2x00_restart_timer(vha, WATCH_INTERVAL); |
1da177e4 LT |
3148 | } |
3149 | ||
5433383e AV |
3150 | /* Firmware interface routines. */ |
3151 | ||
3a03eb79 | 3152 | #define FW_BLOBS 7 |
5433383e AV |
3153 | #define FW_ISP21XX 0 |
3154 | #define FW_ISP22XX 1 | |
3155 | #define FW_ISP2300 2 | |
3156 | #define FW_ISP2322 3 | |
48c02fde | 3157 | #define FW_ISP24XX 4 |
c3a2f0df | 3158 | #define FW_ISP25XX 5 |
3a03eb79 | 3159 | #define FW_ISP81XX 6 |
5433383e | 3160 | |
bb8ee499 AV |
3161 | #define FW_FILE_ISP21XX "ql2100_fw.bin" |
3162 | #define FW_FILE_ISP22XX "ql2200_fw.bin" | |
3163 | #define FW_FILE_ISP2300 "ql2300_fw.bin" | |
3164 | #define FW_FILE_ISP2322 "ql2322_fw.bin" | |
3165 | #define FW_FILE_ISP24XX "ql2400_fw.bin" | |
c3a2f0df | 3166 | #define FW_FILE_ISP25XX "ql2500_fw.bin" |
3a03eb79 | 3167 | #define FW_FILE_ISP81XX "ql8100_fw.bin" |
bb8ee499 | 3168 | |
e1e82b6f | 3169 | static DEFINE_MUTEX(qla_fw_lock); |
5433383e AV |
3170 | |
3171 | static struct fw_blob qla_fw_blobs[FW_BLOBS] = { | |
bb8ee499 AV |
3172 | { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, }, |
3173 | { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, }, | |
3174 | { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, }, | |
3175 | { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, }, | |
3176 | { .name = FW_FILE_ISP24XX, }, | |
c3a2f0df | 3177 | { .name = FW_FILE_ISP25XX, }, |
3a03eb79 | 3178 | { .name = FW_FILE_ISP81XX, }, |
5433383e AV |
3179 | }; |
3180 | ||
3181 | struct fw_blob * | |
e315cd28 | 3182 | qla2x00_request_firmware(scsi_qla_host_t *vha) |
5433383e | 3183 | { |
e315cd28 | 3184 | struct qla_hw_data *ha = vha->hw; |
5433383e AV |
3185 | struct fw_blob *blob; |
3186 | ||
3187 | blob = NULL; | |
3188 | if (IS_QLA2100(ha)) { | |
3189 | blob = &qla_fw_blobs[FW_ISP21XX]; | |
3190 | } else if (IS_QLA2200(ha)) { | |
3191 | blob = &qla_fw_blobs[FW_ISP22XX]; | |
48c02fde | 3192 | } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { |
5433383e | 3193 | blob = &qla_fw_blobs[FW_ISP2300]; |
48c02fde | 3194 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) { |
5433383e | 3195 | blob = &qla_fw_blobs[FW_ISP2322]; |
4d4df193 | 3196 | } else if (IS_QLA24XX_TYPE(ha)) { |
5433383e | 3197 | blob = &qla_fw_blobs[FW_ISP24XX]; |
c3a2f0df AV |
3198 | } else if (IS_QLA25XX(ha)) { |
3199 | blob = &qla_fw_blobs[FW_ISP25XX]; | |
3a03eb79 AV |
3200 | } else if (IS_QLA81XX(ha)) { |
3201 | blob = &qla_fw_blobs[FW_ISP81XX]; | |
5433383e AV |
3202 | } |
3203 | ||
e1e82b6f | 3204 | mutex_lock(&qla_fw_lock); |
5433383e AV |
3205 | if (blob->fw) |
3206 | goto out; | |
3207 | ||
3208 | if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) { | |
3209 | DEBUG2(printk("scsi(%ld): Failed to load firmware image " | |
e315cd28 | 3210 | "(%s).\n", vha->host_no, blob->name)); |
5433383e AV |
3211 | blob->fw = NULL; |
3212 | blob = NULL; | |
3213 | goto out; | |
3214 | } | |
3215 | ||
3216 | out: | |
e1e82b6f | 3217 | mutex_unlock(&qla_fw_lock); |
5433383e AV |
3218 | return blob; |
3219 | } | |
3220 | ||
3221 | static void | |
3222 | qla2x00_release_firmware(void) | |
3223 | { | |
3224 | int idx; | |
3225 | ||
e1e82b6f | 3226 | mutex_lock(&qla_fw_lock); |
5433383e AV |
3227 | for (idx = 0; idx < FW_BLOBS; idx++) |
3228 | if (qla_fw_blobs[idx].fw) | |
3229 | release_firmware(qla_fw_blobs[idx].fw); | |
e1e82b6f | 3230 | mutex_unlock(&qla_fw_lock); |
5433383e AV |
3231 | } |
3232 | ||
14e660e6 SJ |
3233 | static pci_ers_result_t |
3234 | qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
3235 | { | |
b9b12f73 SJ |
3236 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3237 | ||
14e660e6 SJ |
3238 | switch (state) { |
3239 | case pci_channel_io_normal: | |
3240 | return PCI_ERS_RESULT_CAN_RECOVER; | |
3241 | case pci_channel_io_frozen: | |
3242 | pci_disable_device(pdev); | |
3243 | return PCI_ERS_RESULT_NEED_RESET; | |
3244 | case pci_channel_io_perm_failure: | |
b9b12f73 | 3245 | qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); |
14e660e6 SJ |
3246 | return PCI_ERS_RESULT_DISCONNECT; |
3247 | } | |
3248 | return PCI_ERS_RESULT_NEED_RESET; | |
3249 | } | |
3250 | ||
3251 | static pci_ers_result_t | |
3252 | qla2xxx_pci_mmio_enabled(struct pci_dev *pdev) | |
3253 | { | |
3254 | int risc_paused = 0; | |
3255 | uint32_t stat; | |
3256 | unsigned long flags; | |
e315cd28 AC |
3257 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3258 | struct qla_hw_data *ha = base_vha->hw; | |
14e660e6 SJ |
3259 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
3260 | struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; | |
3261 | ||
3262 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3263 | if (IS_QLA2100(ha) || IS_QLA2200(ha)){ | |
3264 | stat = RD_REG_DWORD(®->hccr); | |
3265 | if (stat & HCCR_RISC_PAUSE) | |
3266 | risc_paused = 1; | |
3267 | } else if (IS_QLA23XX(ha)) { | |
3268 | stat = RD_REG_DWORD(®->u.isp2300.host_status); | |
3269 | if (stat & HSR_RISC_PAUSED) | |
3270 | risc_paused = 1; | |
3271 | } else if (IS_FWI2_CAPABLE(ha)) { | |
3272 | stat = RD_REG_DWORD(®24->host_status); | |
3273 | if (stat & HSRX_RISC_PAUSED) | |
3274 | risc_paused = 1; | |
3275 | } | |
3276 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3277 | ||
3278 | if (risc_paused) { | |
3279 | qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, " | |
3280 | "Dumping firmware!\n"); | |
e315cd28 | 3281 | ha->isp_ops->fw_dump(base_vha, 0); |
14e660e6 SJ |
3282 | |
3283 | return PCI_ERS_RESULT_NEED_RESET; | |
3284 | } else | |
3285 | return PCI_ERS_RESULT_RECOVERED; | |
3286 | } | |
3287 | ||
3288 | static pci_ers_result_t | |
3289 | qla2xxx_pci_slot_reset(struct pci_dev *pdev) | |
3290 | { | |
3291 | pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT; | |
e315cd28 AC |
3292 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3293 | struct qla_hw_data *ha = base_vha->hw; | |
09483916 BH |
3294 | int rc; |
3295 | ||
3296 | if (ha->mem_only) | |
3297 | rc = pci_enable_device_mem(pdev); | |
3298 | else | |
3299 | rc = pci_enable_device(pdev); | |
14e660e6 | 3300 | |
09483916 | 3301 | if (rc) { |
14e660e6 SJ |
3302 | qla_printk(KERN_WARNING, ha, |
3303 | "Can't re-enable PCI device after reset.\n"); | |
3304 | ||
3305 | return ret; | |
3306 | } | |
3307 | pci_set_master(pdev); | |
3308 | ||
e315cd28 | 3309 | if (ha->isp_ops->pci_config(base_vha)) |
14e660e6 SJ |
3310 | return ret; |
3311 | ||
e315cd28 AC |
3312 | set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); |
3313 | if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS) | |
14e660e6 | 3314 | ret = PCI_ERS_RESULT_RECOVERED; |
e315cd28 | 3315 | clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); |
14e660e6 SJ |
3316 | |
3317 | return ret; | |
3318 | } | |
3319 | ||
3320 | static void | |
3321 | qla2xxx_pci_resume(struct pci_dev *pdev) | |
3322 | { | |
e315cd28 AC |
3323 | scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); |
3324 | struct qla_hw_data *ha = base_vha->hw; | |
14e660e6 SJ |
3325 | int ret; |
3326 | ||
e315cd28 | 3327 | ret = qla2x00_wait_for_hba_online(base_vha); |
14e660e6 SJ |
3328 | if (ret != QLA_SUCCESS) { |
3329 | qla_printk(KERN_ERR, ha, | |
3330 | "the device failed to resume I/O " | |
3331 | "from slot/link_reset"); | |
3332 | } | |
3333 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
3334 | } | |
3335 | ||
3336 | static struct pci_error_handlers qla2xxx_err_handler = { | |
3337 | .error_detected = qla2xxx_pci_error_detected, | |
3338 | .mmio_enabled = qla2xxx_pci_mmio_enabled, | |
3339 | .slot_reset = qla2xxx_pci_slot_reset, | |
3340 | .resume = qla2xxx_pci_resume, | |
3341 | }; | |
3342 | ||
5433383e | 3343 | static struct pci_device_id qla2xxx_pci_tbl[] = { |
47f5e069 AV |
3344 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) }, |
3345 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) }, | |
3346 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) }, | |
3347 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) }, | |
3348 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) }, | |
3349 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) }, | |
3350 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) }, | |
3351 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) }, | |
3352 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) }, | |
4d4df193 | 3353 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) }, |
47f5e069 AV |
3354 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) }, |
3355 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) }, | |
c3a2f0df | 3356 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) }, |
3a03eb79 | 3357 | { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) }, |
5433383e AV |
3358 | { 0 }, |
3359 | }; | |
3360 | MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl); | |
3361 | ||
fca29703 | 3362 | static struct pci_driver qla2xxx_pci_driver = { |
cb63067a | 3363 | .name = QLA2XXX_DRIVER_NAME, |
0a21ef1e JB |
3364 | .driver = { |
3365 | .owner = THIS_MODULE, | |
3366 | }, | |
fca29703 | 3367 | .id_table = qla2xxx_pci_tbl, |
7ee61397 | 3368 | .probe = qla2x00_probe_one, |
4c993f76 | 3369 | .remove = qla2x00_remove_one, |
14e660e6 | 3370 | .err_handler = &qla2xxx_err_handler, |
fca29703 AV |
3371 | }; |
3372 | ||
1da177e4 LT |
3373 | /** |
3374 | * qla2x00_module_init - Module initialization. | |
3375 | **/ | |
3376 | static int __init | |
3377 | qla2x00_module_init(void) | |
3378 | { | |
fca29703 AV |
3379 | int ret = 0; |
3380 | ||
1da177e4 | 3381 | /* Allocate cache for SRBs. */ |
354d6b21 | 3382 | srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0, |
20c2df83 | 3383 | SLAB_HWCACHE_ALIGN, NULL); |
1da177e4 LT |
3384 | if (srb_cachep == NULL) { |
3385 | printk(KERN_ERR | |
3386 | "qla2xxx: Unable to allocate SRB cache...Failing load!\n"); | |
3387 | return -ENOMEM; | |
3388 | } | |
3389 | ||
3390 | /* Derive version string. */ | |
3391 | strcpy(qla2x00_version_str, QLA2XXX_VERSION); | |
11010fec | 3392 | if (ql2xextended_error_logging) |
0181944f AV |
3393 | strcat(qla2x00_version_str, "-debug"); |
3394 | ||
1c97a12a AV |
3395 | qla2xxx_transport_template = |
3396 | fc_attach_transport(&qla2xxx_transport_functions); | |
2c3dfe3f SJ |
3397 | if (!qla2xxx_transport_template) { |
3398 | kmem_cache_destroy(srb_cachep); | |
1da177e4 | 3399 | return -ENODEV; |
2c3dfe3f SJ |
3400 | } |
3401 | qla2xxx_transport_vport_template = | |
3402 | fc_attach_transport(&qla2xxx_transport_vport_functions); | |
3403 | if (!qla2xxx_transport_vport_template) { | |
3404 | kmem_cache_destroy(srb_cachep); | |
3405 | fc_release_transport(qla2xxx_transport_template); | |
1da177e4 | 3406 | return -ENODEV; |
2c3dfe3f | 3407 | } |
1da177e4 | 3408 | |
fd9a29f0 AV |
3409 | printk(KERN_INFO "QLogic Fibre Channel HBA Driver: %s\n", |
3410 | qla2x00_version_str); | |
7ee61397 | 3411 | ret = pci_register_driver(&qla2xxx_pci_driver); |
fca29703 AV |
3412 | if (ret) { |
3413 | kmem_cache_destroy(srb_cachep); | |
3414 | fc_release_transport(qla2xxx_transport_template); | |
2c3dfe3f | 3415 | fc_release_transport(qla2xxx_transport_vport_template); |
fca29703 AV |
3416 | } |
3417 | return ret; | |
1da177e4 LT |
3418 | } |
3419 | ||
3420 | /** | |
3421 | * qla2x00_module_exit - Module cleanup. | |
3422 | **/ | |
3423 | static void __exit | |
3424 | qla2x00_module_exit(void) | |
3425 | { | |
7ee61397 | 3426 | pci_unregister_driver(&qla2xxx_pci_driver); |
5433383e | 3427 | qla2x00_release_firmware(); |
354d6b21 | 3428 | kmem_cache_destroy(srb_cachep); |
1da177e4 | 3429 | fc_release_transport(qla2xxx_transport_template); |
2c3dfe3f | 3430 | fc_release_transport(qla2xxx_transport_vport_template); |
1da177e4 LT |
3431 | } |
3432 | ||
3433 | module_init(qla2x00_module_init); | |
3434 | module_exit(qla2x00_module_exit); | |
3435 | ||
3436 | MODULE_AUTHOR("QLogic Corporation"); | |
3437 | MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver"); | |
3438 | MODULE_LICENSE("GPL"); | |
3439 | MODULE_VERSION(QLA2XXX_VERSION); | |
bb8ee499 AV |
3440 | MODULE_FIRMWARE(FW_FILE_ISP21XX); |
3441 | MODULE_FIRMWARE(FW_FILE_ISP22XX); | |
3442 | MODULE_FIRMWARE(FW_FILE_ISP2300); | |
3443 | MODULE_FIRMWARE(FW_FILE_ISP2322); | |
3444 | MODULE_FIRMWARE(FW_FILE_ISP24XX); | |
61623fc3 | 3445 | MODULE_FIRMWARE(FW_FILE_ISP25XX); |
3a03eb79 | 3446 | MODULE_FIRMWARE(FW_FILE_ISP81XX); |