Commit | Line | Data |
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7725ccfd | 1 | /* |
a36c61f9 | 2 | * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. |
7725ccfd JH |
3 | * All rights reserved |
4 | * www.brocade.com | |
5 | * | |
6 | * Linux driver for Brocade Fibre Channel Host Bus Adapter. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License (GPL) Version 2 as | |
10 | * published by the Free Software Foundation | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | */ | |
17 | ||
5fbe25c7 | 18 | /* |
7725ccfd JH |
19 | * bfad.c Linux driver PCI interface module. |
20 | */ | |
7725ccfd | 21 | #include <linux/module.h> |
e6714324 | 22 | #include <linux/kthread.h> |
a36c61f9 KG |
23 | #include <linux/errno.h> |
24 | #include <linux/sched.h> | |
25 | #include <linux/init.h> | |
26 | #include <linux/fs.h> | |
27 | #include <linux/pci.h> | |
28 | #include <linux/firmware.h> | |
29 | #include <asm/uaccess.h> | |
30 | #include <asm/fcntl.h> | |
31 | ||
7725ccfd JH |
32 | #include "bfad_drv.h" |
33 | #include "bfad_im.h" | |
a36c61f9 | 34 | #include "bfa_fcs.h" |
a36c61f9 KG |
35 | #include "bfa_defs.h" |
36 | #include "bfa.h" | |
7725ccfd JH |
37 | |
38 | BFA_TRC_FILE(LDRV, BFAD); | |
42b426ec | 39 | DEFINE_MUTEX(bfad_mutex); |
7725ccfd | 40 | LIST_HEAD(bfad_list); |
a36c61f9 KG |
41 | |
42 | static int bfad_inst; | |
43 | static int num_sgpgs_parm; | |
44 | int supported_fc4s; | |
45 | char *host_name, *os_name, *os_patch; | |
46 | int num_rports, num_ios, num_tms; | |
47 | int num_fcxps, num_ufbufs; | |
48 | int reqq_size, rspq_size, num_sgpgs; | |
49 | int rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT; | |
50 | int bfa_lun_queue_depth = BFAD_LUN_QUEUE_DEPTH; | |
51 | int bfa_io_max_sge = BFAD_IO_MAX_SGE; | |
88166242 | 52 | int bfa_log_level = 3; /* WARNING log level */ |
a36c61f9 KG |
53 | int ioc_auto_recover = BFA_TRUE; |
54 | int bfa_linkup_delay = -1; | |
55 | int fdmi_enable = BFA_TRUE; | |
56 | int pcie_max_read_reqsz; | |
ab2a9ba1 | 57 | int bfa_debugfs_enable = 1; |
a36c61f9 | 58 | int msix_disable_cb = 0, msix_disable_ct = 0; |
61e62e21 | 59 | int max_xfer_size = BFAD_MAX_SECTORS >> 1; |
61ba4394 | 60 | int max_rport_logins = BFA_FCS_MAX_RPORT_LOGINS; |
a36c61f9 | 61 | |
61338a0b | 62 | /* Firmware releated */ |
11189208 KG |
63 | u32 bfi_image_cb_size, bfi_image_ct_size, bfi_image_ct2_size; |
64 | u32 *bfi_image_cb, *bfi_image_ct, *bfi_image_ct2; | |
a36c61f9 | 65 | |
7d0ecef3 KG |
66 | #define BFAD_FW_FILE_CB "cbfw-3.1.0.0.bin" |
67 | #define BFAD_FW_FILE_CT "ctfw-3.1.0.0.bin" | |
68 | #define BFAD_FW_FILE_CT2 "ct2fw-3.1.0.0.bin" | |
61338a0b JH |
69 | |
70 | static u32 *bfad_load_fwimg(struct pci_dev *pdev); | |
71 | static void bfad_free_fwimg(void); | |
72 | static void bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image, | |
73 | u32 *bfi_image_size, char *fw_name); | |
74 | ||
52f94b6f | 75 | static const char *msix_name_ct[] = { |
11189208 | 76 | "ctrl", |
a36c61f9 | 77 | "cpe0", "cpe1", "cpe2", "cpe3", |
11189208 | 78 | "rme0", "rme1", "rme2", "rme3" }; |
a36c61f9 | 79 | |
52f94b6f | 80 | static const char *msix_name_cb[] = { |
a36c61f9 KG |
81 | "cpe0", "cpe1", "cpe2", "cpe3", |
82 | "rme0", "rme1", "rme2", "rme3", | |
83 | "eemc", "elpu0", "elpu1", "epss", "mlpu" }; | |
84 | ||
11189208 KG |
85 | MODULE_FIRMWARE(BFAD_FW_FILE_CB); |
86 | MODULE_FIRMWARE(BFAD_FW_FILE_CT); | |
87 | MODULE_FIRMWARE(BFAD_FW_FILE_CT2); | |
7725ccfd JH |
88 | |
89 | module_param(os_name, charp, S_IRUGO | S_IWUSR); | |
604158ad | 90 | MODULE_PARM_DESC(os_name, "OS name of the hba host machine"); |
7725ccfd | 91 | module_param(os_patch, charp, S_IRUGO | S_IWUSR); |
604158ad | 92 | MODULE_PARM_DESC(os_patch, "OS patch level of the hba host machine"); |
7725ccfd | 93 | module_param(host_name, charp, S_IRUGO | S_IWUSR); |
604158ad | 94 | MODULE_PARM_DESC(host_name, "Hostname of the hba host machine"); |
7725ccfd | 95 | module_param(num_rports, int, S_IRUGO | S_IWUSR); |
a36c61f9 KG |
96 | MODULE_PARM_DESC(num_rports, "Max number of rports supported per port " |
97 | "(physical/logical), default=1024"); | |
7725ccfd | 98 | module_param(num_ios, int, S_IRUGO | S_IWUSR); |
604158ad | 99 | MODULE_PARM_DESC(num_ios, "Max number of ioim requests, default=2000"); |
7725ccfd | 100 | module_param(num_tms, int, S_IRUGO | S_IWUSR); |
604158ad | 101 | MODULE_PARM_DESC(num_tms, "Max number of task im requests, default=128"); |
7725ccfd | 102 | module_param(num_fcxps, int, S_IRUGO | S_IWUSR); |
604158ad | 103 | MODULE_PARM_DESC(num_fcxps, "Max number of fcxp requests, default=64"); |
7725ccfd | 104 | module_param(num_ufbufs, int, S_IRUGO | S_IWUSR); |
a36c61f9 KG |
105 | MODULE_PARM_DESC(num_ufbufs, "Max number of unsolicited frame " |
106 | "buffers, default=64"); | |
7725ccfd | 107 | module_param(reqq_size, int, S_IRUGO | S_IWUSR); |
a36c61f9 KG |
108 | MODULE_PARM_DESC(reqq_size, "Max number of request queue elements, " |
109 | "default=256"); | |
7725ccfd | 110 | module_param(rspq_size, int, S_IRUGO | S_IWUSR); |
a36c61f9 KG |
111 | MODULE_PARM_DESC(rspq_size, "Max number of response queue elements, " |
112 | "default=64"); | |
7725ccfd | 113 | module_param(num_sgpgs, int, S_IRUGO | S_IWUSR); |
604158ad | 114 | MODULE_PARM_DESC(num_sgpgs, "Number of scatter/gather pages, default=2048"); |
7725ccfd | 115 | module_param(rport_del_timeout, int, S_IRUGO | S_IWUSR); |
a36c61f9 KG |
116 | MODULE_PARM_DESC(rport_del_timeout, "Rport delete timeout, default=90 secs, " |
117 | "Range[>0]"); | |
7725ccfd | 118 | module_param(bfa_lun_queue_depth, int, S_IRUGO | S_IWUSR); |
a36c61f9 | 119 | MODULE_PARM_DESC(bfa_lun_queue_depth, "Lun queue depth, default=32, Range[>0]"); |
7725ccfd | 120 | module_param(bfa_io_max_sge, int, S_IRUGO | S_IWUSR); |
604158ad | 121 | MODULE_PARM_DESC(bfa_io_max_sge, "Max io scatter/gather elements, default=255"); |
88166242 JH |
122 | module_param(bfa_log_level, int, S_IRUGO | S_IWUSR); |
123 | MODULE_PARM_DESC(bfa_log_level, "Driver log level, default=3, " | |
a36c61f9 | 124 | "Range[Critical:1|Error:2|Warning:3|Info:4]"); |
7725ccfd | 125 | module_param(ioc_auto_recover, int, S_IRUGO | S_IWUSR); |
a36c61f9 KG |
126 | MODULE_PARM_DESC(ioc_auto_recover, "IOC auto recovery, default=1, " |
127 | "Range[off:0|on:1]"); | |
7725ccfd | 128 | module_param(bfa_linkup_delay, int, S_IRUGO | S_IWUSR); |
a36c61f9 KG |
129 | MODULE_PARM_DESC(bfa_linkup_delay, "Link up delay, default=30 secs for " |
130 | "boot port. Otherwise 10 secs in RHEL4 & 0 for " | |
131 | "[RHEL5, SLES10, ESX40] Range[>0]"); | |
132 | module_param(msix_disable_cb, int, S_IRUGO | S_IWUSR); | |
133 | MODULE_PARM_DESC(msix_disable_cb, "Disable Message Signaled Interrupts " | |
134 | "for Brocade-415/425/815/825 cards, default=0, " | |
135 | " Range[false:0|true:1]"); | |
136 | module_param(msix_disable_ct, int, S_IRUGO | S_IWUSR); | |
137 | MODULE_PARM_DESC(msix_disable_ct, "Disable Message Signaled Interrupts " | |
138 | "if possible for Brocade-1010/1020/804/1007/902/1741 " | |
139 | "cards, default=0, Range[false:0|true:1]"); | |
604158ad | 140 | module_param(fdmi_enable, int, S_IRUGO | S_IWUSR); |
a36c61f9 KG |
141 | MODULE_PARM_DESC(fdmi_enable, "Enables fdmi registration, default=1, " |
142 | "Range[false:0|true:1]"); | |
143 | module_param(pcie_max_read_reqsz, int, S_IRUGO | S_IWUSR); | |
144 | MODULE_PARM_DESC(pcie_max_read_reqsz, "PCIe max read request size, default=0 " | |
145 | "(use system setting), Range[128|256|512|1024|2048|4096]"); | |
ab2a9ba1 JH |
146 | module_param(bfa_debugfs_enable, int, S_IRUGO | S_IWUSR); |
147 | MODULE_PARM_DESC(bfa_debugfs_enable, "Enables debugfs feature, default=1," | |
148 | " Range[false:0|true:1]"); | |
61e62e21 KG |
149 | module_param(max_xfer_size, int, S_IRUGO | S_IWUSR); |
150 | MODULE_PARM_DESC(max_xfer_size, "default=32MB," | |
151 | " Range[64k|128k|256k|512k|1024k|2048k]"); | |
61ba4394 KG |
152 | module_param(max_rport_logins, int, S_IRUGO | S_IWUSR); |
153 | MODULE_PARM_DESC(max_rport_logins, "Max number of logins to initiator and target rports on a port (physical/logical), default=1024"); | |
7725ccfd | 154 | |
a36c61f9 KG |
155 | static void |
156 | bfad_sm_uninit(struct bfad_s *bfad, enum bfad_sm_event event); | |
157 | static void | |
158 | bfad_sm_created(struct bfad_s *bfad, enum bfad_sm_event event); | |
159 | static void | |
160 | bfad_sm_initializing(struct bfad_s *bfad, enum bfad_sm_event event); | |
161 | static void | |
162 | bfad_sm_operational(struct bfad_s *bfad, enum bfad_sm_event event); | |
163 | static void | |
164 | bfad_sm_stopping(struct bfad_s *bfad, enum bfad_sm_event event); | |
165 | static void | |
166 | bfad_sm_failed(struct bfad_s *bfad, enum bfad_sm_event event); | |
167 | static void | |
168 | bfad_sm_fcs_exit(struct bfad_s *bfad, enum bfad_sm_event event); | |
169 | ||
5fbe25c7 | 170 | /* |
a36c61f9 | 171 | * Beginning state for the driver instance, awaiting the pci_probe event |
7725ccfd | 172 | */ |
a36c61f9 KG |
173 | static void |
174 | bfad_sm_uninit(struct bfad_s *bfad, enum bfad_sm_event event) | |
175 | { | |
176 | bfa_trc(bfad, event); | |
177 | ||
178 | switch (event) { | |
179 | case BFAD_E_CREATE: | |
180 | bfa_sm_set_state(bfad, bfad_sm_created); | |
181 | bfad->bfad_tsk = kthread_create(bfad_worker, (void *) bfad, | |
182 | "%s", "bfad_worker"); | |
183 | if (IS_ERR(bfad->bfad_tsk)) { | |
184 | printk(KERN_INFO "bfad[%d]: Kernel thread " | |
185 | "creation failed!\n", bfad->inst_no); | |
186 | bfa_sm_send_event(bfad, BFAD_E_KTHREAD_CREATE_FAILED); | |
187 | } | |
188 | bfa_sm_send_event(bfad, BFAD_E_INIT); | |
189 | break; | |
190 | ||
191 | case BFAD_E_STOP: | |
192 | /* Ignore stop; already in uninit */ | |
193 | break; | |
194 | ||
195 | default: | |
196 | bfa_sm_fault(bfad, event); | |
197 | } | |
198 | } | |
7725ccfd | 199 | |
5fbe25c7 | 200 | /* |
a36c61f9 KG |
201 | * Driver Instance is created, awaiting event INIT to initialize the bfad |
202 | */ | |
203 | static void | |
204 | bfad_sm_created(struct bfad_s *bfad, enum bfad_sm_event event) | |
7725ccfd | 205 | { |
a36c61f9 | 206 | unsigned long flags; |
7725ccfd | 207 | |
a36c61f9 | 208 | bfa_trc(bfad, event); |
7725ccfd | 209 | |
a36c61f9 KG |
210 | switch (event) { |
211 | case BFAD_E_INIT: | |
212 | bfa_sm_set_state(bfad, bfad_sm_initializing); | |
7725ccfd | 213 | |
a36c61f9 | 214 | init_completion(&bfad->comp); |
e6714324 | 215 | |
a36c61f9 KG |
216 | /* Enable Interrupt and wait bfa_init completion */ |
217 | if (bfad_setup_intr(bfad)) { | |
218 | printk(KERN_WARNING "bfad%d: bfad_setup_intr failed\n", | |
219 | bfad->inst_no); | |
220 | bfa_sm_send_event(bfad, BFAD_E_INTR_INIT_FAILED); | |
221 | break; | |
222 | } | |
223 | ||
224 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
f7f73812 | 225 | bfa_iocfc_init(&bfad->bfa); |
a36c61f9 KG |
226 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
227 | ||
228 | /* Set up interrupt handler for each vectors */ | |
229 | if ((bfad->bfad_flags & BFAD_MSIX_ON) && | |
230 | bfad_install_msix_handler(bfad)) { | |
231 | printk(KERN_WARNING "%s: install_msix failed, bfad%d\n", | |
232 | __func__, bfad->inst_no); | |
233 | } | |
234 | ||
235 | bfad_init_timer(bfad); | |
236 | ||
237 | wait_for_completion(&bfad->comp); | |
238 | ||
239 | if ((bfad->bfad_flags & BFAD_HAL_INIT_DONE)) { | |
240 | bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS); | |
241 | } else { | |
7c38c05b KG |
242 | printk(KERN_WARNING |
243 | "bfa %s: bfa init failed\n", | |
244 | bfad->pci_name); | |
a36c61f9 KG |
245 | bfad->bfad_flags |= BFAD_HAL_INIT_FAIL; |
246 | bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED); | |
247 | } | |
248 | ||
249 | break; | |
250 | ||
251 | case BFAD_E_KTHREAD_CREATE_FAILED: | |
252 | bfa_sm_set_state(bfad, bfad_sm_uninit); | |
253 | break; | |
254 | ||
255 | default: | |
256 | bfa_sm_fault(bfad, event); | |
257 | } | |
7725ccfd JH |
258 | } |
259 | ||
260 | static void | |
a36c61f9 | 261 | bfad_sm_initializing(struct bfad_s *bfad, enum bfad_sm_event event) |
7725ccfd | 262 | { |
a36c61f9 KG |
263 | int retval; |
264 | unsigned long flags; | |
265 | ||
266 | bfa_trc(bfad, event); | |
267 | ||
268 | switch (event) { | |
269 | case BFAD_E_INIT_SUCCESS: | |
270 | kthread_stop(bfad->bfad_tsk); | |
271 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
272 | bfad->bfad_tsk = NULL; | |
273 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
274 | ||
275 | retval = bfad_start_ops(bfad); | |
276 | if (retval != BFA_STATUS_OK) | |
277 | break; | |
278 | bfa_sm_set_state(bfad, bfad_sm_operational); | |
279 | break; | |
280 | ||
281 | case BFAD_E_INTR_INIT_FAILED: | |
282 | bfa_sm_set_state(bfad, bfad_sm_uninit); | |
283 | kthread_stop(bfad->bfad_tsk); | |
284 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
285 | bfad->bfad_tsk = NULL; | |
286 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
287 | break; | |
288 | ||
289 | case BFAD_E_INIT_FAILED: | |
290 | bfa_sm_set_state(bfad, bfad_sm_failed); | |
291 | break; | |
292 | default: | |
293 | bfa_sm_fault(bfad, event); | |
294 | } | |
7725ccfd JH |
295 | } |
296 | ||
297 | static void | |
a36c61f9 | 298 | bfad_sm_failed(struct bfad_s *bfad, enum bfad_sm_event event) |
7725ccfd | 299 | { |
a36c61f9 | 300 | int retval; |
7725ccfd | 301 | |
a36c61f9 KG |
302 | bfa_trc(bfad, event); |
303 | ||
304 | switch (event) { | |
305 | case BFAD_E_INIT_SUCCESS: | |
306 | retval = bfad_start_ops(bfad); | |
307 | if (retval != BFA_STATUS_OK) | |
308 | break; | |
309 | bfa_sm_set_state(bfad, bfad_sm_operational); | |
310 | break; | |
311 | ||
312 | case BFAD_E_STOP: | |
313 | if (bfad->bfad_flags & BFAD_CFG_PPORT_DONE) | |
314 | bfad_uncfg_pport(bfad); | |
315 | if (bfad->bfad_flags & BFAD_FC4_PROBE_DONE) { | |
316 | bfad_im_probe_undo(bfad); | |
317 | bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE; | |
318 | } | |
319 | bfad_stop(bfad); | |
320 | break; | |
321 | ||
322 | case BFAD_E_EXIT_COMP: | |
323 | bfa_sm_set_state(bfad, bfad_sm_uninit); | |
324 | bfad_remove_intr(bfad); | |
325 | del_timer_sync(&bfad->hal_tmo); | |
326 | break; | |
327 | ||
328 | default: | |
329 | bfa_sm_fault(bfad, event); | |
330 | } | |
7725ccfd JH |
331 | } |
332 | ||
a36c61f9 KG |
333 | static void |
334 | bfad_sm_operational(struct bfad_s *bfad, enum bfad_sm_event event) | |
7725ccfd | 335 | { |
a36c61f9 | 336 | bfa_trc(bfad, event); |
7725ccfd | 337 | |
a36c61f9 KG |
338 | switch (event) { |
339 | case BFAD_E_STOP: | |
340 | bfa_sm_set_state(bfad, bfad_sm_fcs_exit); | |
341 | bfad_fcs_stop(bfad); | |
342 | break; | |
7725ccfd | 343 | |
a36c61f9 KG |
344 | default: |
345 | bfa_sm_fault(bfad, event); | |
346 | } | |
347 | } | |
7725ccfd | 348 | |
a36c61f9 KG |
349 | static void |
350 | bfad_sm_fcs_exit(struct bfad_s *bfad, enum bfad_sm_event event) | |
351 | { | |
352 | bfa_trc(bfad, event); | |
353 | ||
354 | switch (event) { | |
355 | case BFAD_E_FCS_EXIT_COMP: | |
356 | bfa_sm_set_state(bfad, bfad_sm_stopping); | |
357 | bfad_stop(bfad); | |
358 | break; | |
359 | ||
360 | default: | |
361 | bfa_sm_fault(bfad, event); | |
362 | } | |
7725ccfd JH |
363 | } |
364 | ||
365 | static void | |
a36c61f9 | 366 | bfad_sm_stopping(struct bfad_s *bfad, enum bfad_sm_event event) |
7725ccfd | 367 | { |
a36c61f9 | 368 | bfa_trc(bfad, event); |
7725ccfd | 369 | |
a36c61f9 KG |
370 | switch (event) { |
371 | case BFAD_E_EXIT_COMP: | |
372 | bfa_sm_set_state(bfad, bfad_sm_uninit); | |
373 | bfad_remove_intr(bfad); | |
374 | del_timer_sync(&bfad->hal_tmo); | |
375 | bfad_im_probe_undo(bfad); | |
376 | bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE; | |
377 | bfad_uncfg_pport(bfad); | |
378 | break; | |
7725ccfd | 379 | |
a36c61f9 KG |
380 | default: |
381 | bfa_sm_fault(bfad, event); | |
382 | break; | |
383 | } | |
7725ccfd JH |
384 | } |
385 | ||
5fbe25c7 | 386 | /* |
7725ccfd JH |
387 | * BFA callbacks |
388 | */ | |
389 | void | |
390 | bfad_hcb_comp(void *arg, bfa_status_t status) | |
391 | { | |
392 | struct bfad_hal_comp *fcomp = (struct bfad_hal_comp *)arg; | |
393 | ||
394 | fcomp->status = status; | |
395 | complete(&fcomp->comp); | |
396 | } | |
397 | ||
5fbe25c7 | 398 | /* |
7725ccfd JH |
399 | * bfa_init callback |
400 | */ | |
401 | void | |
402 | bfa_cb_init(void *drv, bfa_status_t init_status) | |
403 | { | |
a36c61f9 | 404 | struct bfad_s *bfad = drv; |
7725ccfd | 405 | |
e6714324 | 406 | if (init_status == BFA_STATUS_OK) { |
7725ccfd JH |
407 | bfad->bfad_flags |= BFAD_HAL_INIT_DONE; |
408 | ||
a36c61f9 KG |
409 | /* |
410 | * If BFAD_HAL_INIT_FAIL flag is set: | |
e6714324 KG |
411 | * Wake up the kernel thread to start |
412 | * the bfad operations after HAL init done | |
413 | */ | |
414 | if ((bfad->bfad_flags & BFAD_HAL_INIT_FAIL)) { | |
415 | bfad->bfad_flags &= ~BFAD_HAL_INIT_FAIL; | |
416 | wake_up_process(bfad->bfad_tsk); | |
417 | } | |
418 | } | |
419 | ||
7725ccfd JH |
420 | complete(&bfad->comp); |
421 | } | |
422 | ||
5fbe25c7 | 423 | /* |
7725ccfd JH |
424 | * BFA_FCS callbacks |
425 | */ | |
7725ccfd | 426 | struct bfad_port_s * |
a36c61f9 KG |
427 | bfa_fcb_lport_new(struct bfad_s *bfad, struct bfa_fcs_lport_s *port, |
428 | enum bfa_lport_role roles, struct bfad_vf_s *vf_drv, | |
7725ccfd JH |
429 | struct bfad_vport_s *vp_drv) |
430 | { | |
a36c61f9 KG |
431 | bfa_status_t rc; |
432 | struct bfad_port_s *port_drv; | |
7725ccfd JH |
433 | |
434 | if (!vp_drv && !vf_drv) { | |
435 | port_drv = &bfad->pport; | |
436 | port_drv->pvb_type = BFAD_PORT_PHYS_BASE; | |
437 | } else if (!vp_drv && vf_drv) { | |
438 | port_drv = &vf_drv->base_port; | |
439 | port_drv->pvb_type = BFAD_PORT_VF_BASE; | |
440 | } else if (vp_drv && !vf_drv) { | |
441 | port_drv = &vp_drv->drv_port; | |
442 | port_drv->pvb_type = BFAD_PORT_PHYS_VPORT; | |
443 | } else { | |
444 | port_drv = &vp_drv->drv_port; | |
445 | port_drv->pvb_type = BFAD_PORT_VF_VPORT; | |
446 | } | |
447 | ||
448 | port_drv->fcs_port = port; | |
449 | port_drv->roles = roles; | |
a36c61f9 KG |
450 | |
451 | if (roles & BFA_LPORT_ROLE_FCP_IM) { | |
452 | rc = bfad_im_port_new(bfad, port_drv); | |
453 | if (rc != BFA_STATUS_OK) { | |
454 | bfad_im_port_delete(bfad, port_drv); | |
455 | port_drv = NULL; | |
456 | } | |
7725ccfd JH |
457 | } |
458 | ||
459 | return port_drv; | |
460 | } | |
461 | ||
5fbe25c7 | 462 | /* |
7725ccfd JH |
463 | * FCS RPORT alloc callback, after successful PLOGI by FCS |
464 | */ | |
465 | bfa_status_t | |
466 | bfa_fcb_rport_alloc(struct bfad_s *bfad, struct bfa_fcs_rport_s **rport, | |
467 | struct bfad_rport_s **rport_drv) | |
468 | { | |
a36c61f9 | 469 | bfa_status_t rc = BFA_STATUS_OK; |
7725ccfd JH |
470 | |
471 | *rport_drv = kzalloc(sizeof(struct bfad_rport_s), GFP_ATOMIC); | |
472 | if (*rport_drv == NULL) { | |
473 | rc = BFA_STATUS_ENOMEM; | |
474 | goto ext; | |
475 | } | |
476 | ||
477 | *rport = &(*rport_drv)->fcs_rport; | |
478 | ||
479 | ext: | |
480 | return rc; | |
481 | } | |
482 | ||
5fbe25c7 | 483 | /* |
d9883548 JH |
484 | * FCS PBC VPORT Create |
485 | */ | |
486 | void | |
487 | bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s pbc_vport) | |
488 | { | |
489 | ||
a36c61f9 KG |
490 | struct bfa_lport_cfg_s port_cfg = {0}; |
491 | struct bfad_vport_s *vport; | |
492 | int rc; | |
d9883548 | 493 | |
a36c61f9 KG |
494 | vport = kzalloc(sizeof(struct bfad_vport_s), GFP_KERNEL); |
495 | if (!vport) { | |
d9883548 JH |
496 | bfa_trc(bfad, 0); |
497 | return; | |
498 | } | |
7725ccfd | 499 | |
a36c61f9 KG |
500 | vport->drv_port.bfad = bfad; |
501 | port_cfg.roles = BFA_LPORT_ROLE_FCP_IM; | |
502 | port_cfg.pwwn = pbc_vport.vp_pwwn; | |
503 | port_cfg.nwwn = pbc_vport.vp_nwwn; | |
504 | port_cfg.preboot_vp = BFA_TRUE; | |
505 | ||
506 | rc = bfa_fcs_pbc_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, 0, | |
507 | &port_cfg, vport); | |
d9883548 | 508 | |
a36c61f9 KG |
509 | if (rc != BFA_STATUS_OK) { |
510 | bfa_trc(bfad, 0); | |
511 | return; | |
512 | } | |
d9883548 | 513 | |
a36c61f9 | 514 | list_add_tail(&vport->list_entry, &bfad->pbc_vport_list); |
d9883548 | 515 | } |
7725ccfd JH |
516 | |
517 | void | |
518 | bfad_hal_mem_release(struct bfad_s *bfad) | |
519 | { | |
7725ccfd | 520 | struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo; |
4507025d KG |
521 | struct bfa_mem_dma_s *dma_info, *dma_elem; |
522 | struct bfa_mem_kva_s *kva_info, *kva_elem; | |
523 | struct list_head *dm_qe, *km_qe; | |
524 | ||
525 | dma_info = &hal_meminfo->dma_info; | |
526 | kva_info = &hal_meminfo->kva_info; | |
527 | ||
528 | /* Iterate through the KVA meminfo queue */ | |
529 | list_for_each(km_qe, &kva_info->qe) { | |
530 | kva_elem = (struct bfa_mem_kva_s *) km_qe; | |
531 | vfree(kva_elem->kva); | |
532 | } | |
533 | ||
534 | /* Iterate through the DMA meminfo queue */ | |
535 | list_for_each(dm_qe, &dma_info->qe) { | |
536 | dma_elem = (struct bfa_mem_dma_s *) dm_qe; | |
537 | dma_free_coherent(&bfad->pcidev->dev, | |
538 | dma_elem->mem_len, dma_elem->kva, | |
539 | (dma_addr_t) dma_elem->dma); | |
7725ccfd JH |
540 | } |
541 | ||
542 | memset(hal_meminfo, 0, sizeof(struct bfa_meminfo_s)); | |
543 | } | |
544 | ||
545 | void | |
546 | bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg) | |
547 | { | |
548 | if (num_rports > 0) | |
549 | bfa_cfg->fwcfg.num_rports = num_rports; | |
550 | if (num_ios > 0) | |
551 | bfa_cfg->fwcfg.num_ioim_reqs = num_ios; | |
552 | if (num_tms > 0) | |
553 | bfa_cfg->fwcfg.num_tskim_reqs = num_tms; | |
4507025d | 554 | if (num_fcxps > 0 && num_fcxps <= BFA_FCXP_MAX) |
7725ccfd | 555 | bfa_cfg->fwcfg.num_fcxp_reqs = num_fcxps; |
4507025d | 556 | if (num_ufbufs > 0 && num_ufbufs <= BFA_UF_MAX) |
7725ccfd JH |
557 | bfa_cfg->fwcfg.num_uf_bufs = num_ufbufs; |
558 | if (reqq_size > 0) | |
559 | bfa_cfg->drvcfg.num_reqq_elems = reqq_size; | |
560 | if (rspq_size > 0) | |
561 | bfa_cfg->drvcfg.num_rspq_elems = rspq_size; | |
4507025d | 562 | if (num_sgpgs > 0 && num_sgpgs <= BFA_SGPG_MAX) |
7725ccfd JH |
563 | bfa_cfg->drvcfg.num_sgpgs = num_sgpgs; |
564 | ||
565 | /* | |
566 | * populate the hal values back to the driver for sysfs use. | |
567 | * otherwise, the default values will be shown as 0 in sysfs | |
568 | */ | |
569 | num_rports = bfa_cfg->fwcfg.num_rports; | |
a36c61f9 KG |
570 | num_ios = bfa_cfg->fwcfg.num_ioim_reqs; |
571 | num_tms = bfa_cfg->fwcfg.num_tskim_reqs; | |
572 | num_fcxps = bfa_cfg->fwcfg.num_fcxp_reqs; | |
7725ccfd | 573 | num_ufbufs = bfa_cfg->fwcfg.num_uf_bufs; |
a36c61f9 KG |
574 | reqq_size = bfa_cfg->drvcfg.num_reqq_elems; |
575 | rspq_size = bfa_cfg->drvcfg.num_rspq_elems; | |
576 | num_sgpgs = bfa_cfg->drvcfg.num_sgpgs; | |
7725ccfd JH |
577 | } |
578 | ||
579 | bfa_status_t | |
580 | bfad_hal_mem_alloc(struct bfad_s *bfad) | |
581 | { | |
582 | struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo; | |
4507025d KG |
583 | struct bfa_mem_dma_s *dma_info, *dma_elem; |
584 | struct bfa_mem_kva_s *kva_info, *kva_elem; | |
585 | struct list_head *dm_qe, *km_qe; | |
a36c61f9 | 586 | bfa_status_t rc = BFA_STATUS_OK; |
4507025d | 587 | dma_addr_t phys_addr; |
7725ccfd JH |
588 | |
589 | bfa_cfg_get_default(&bfad->ioc_cfg); | |
7725ccfd JH |
590 | bfad_update_hal_cfg(&bfad->ioc_cfg); |
591 | bfad->cfg_data.ioc_queue_depth = bfad->ioc_cfg.fwcfg.num_ioim_reqs; | |
4507025d KG |
592 | bfa_cfg_get_meminfo(&bfad->ioc_cfg, hal_meminfo, &bfad->bfa); |
593 | ||
594 | dma_info = &hal_meminfo->dma_info; | |
595 | kva_info = &hal_meminfo->kva_info; | |
596 | ||
597 | /* Iterate through the KVA meminfo queue */ | |
598 | list_for_each(km_qe, &kva_info->qe) { | |
599 | kva_elem = (struct bfa_mem_kva_s *) km_qe; | |
600 | kva_elem->kva = vmalloc(kva_elem->mem_len); | |
601 | if (kva_elem->kva == NULL) { | |
602 | bfad_hal_mem_release(bfad); | |
603 | rc = BFA_STATUS_ENOMEM; | |
604 | goto ext; | |
605 | } | |
606 | memset(kva_elem->kva, 0, kva_elem->mem_len); | |
607 | } | |
7725ccfd | 608 | |
4507025d KG |
609 | /* Iterate through the DMA meminfo queue */ |
610 | list_for_each(dm_qe, &dma_info->qe) { | |
611 | dma_elem = (struct bfa_mem_dma_s *) dm_qe; | |
612 | dma_elem->kva = dma_alloc_coherent(&bfad->pcidev->dev, | |
613 | dma_elem->mem_len, | |
614 | &phys_addr, GFP_KERNEL); | |
615 | if (dma_elem->kva == NULL) { | |
616 | bfad_hal_mem_release(bfad); | |
617 | rc = BFA_STATUS_ENOMEM; | |
618 | goto ext; | |
7725ccfd | 619 | } |
4507025d KG |
620 | dma_elem->dma = phys_addr; |
621 | memset(dma_elem->kva, 0, dma_elem->mem_len); | |
7725ccfd JH |
622 | } |
623 | ext: | |
624 | return rc; | |
625 | } | |
626 | ||
5fbe25c7 | 627 | /* |
7725ccfd JH |
628 | * Create a vport under a vf. |
629 | */ | |
630 | bfa_status_t | |
631 | bfad_vport_create(struct bfad_s *bfad, u16 vf_id, | |
a36c61f9 | 632 | struct bfa_lport_cfg_s *port_cfg, struct device *dev) |
7725ccfd | 633 | { |
a36c61f9 KG |
634 | struct bfad_vport_s *vport; |
635 | int rc = BFA_STATUS_OK; | |
636 | unsigned long flags; | |
7725ccfd JH |
637 | struct completion fcomp; |
638 | ||
639 | vport = kzalloc(sizeof(struct bfad_vport_s), GFP_KERNEL); | |
640 | if (!vport) { | |
641 | rc = BFA_STATUS_ENOMEM; | |
642 | goto ext; | |
643 | } | |
644 | ||
645 | vport->drv_port.bfad = bfad; | |
646 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
a36c61f9 KG |
647 | rc = bfa_fcs_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, vf_id, |
648 | port_cfg, vport); | |
7725ccfd JH |
649 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
650 | ||
651 | if (rc != BFA_STATUS_OK) | |
652 | goto ext_free_vport; | |
653 | ||
a36c61f9 | 654 | if (port_cfg->roles & BFA_LPORT_ROLE_FCP_IM) { |
b504293f JH |
655 | rc = bfad_im_scsi_host_alloc(bfad, vport->drv_port.im_port, |
656 | dev); | |
7725ccfd JH |
657 | if (rc != BFA_STATUS_OK) |
658 | goto ext_free_fcs_vport; | |
659 | } | |
660 | ||
661 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
662 | bfa_fcs_vport_start(&vport->fcs_vport); | |
5b7db7af | 663 | list_add_tail(&vport->list_entry, &bfad->vport_list); |
7725ccfd JH |
664 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
665 | ||
666 | return BFA_STATUS_OK; | |
667 | ||
668 | ext_free_fcs_vport: | |
669 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
670 | vport->comp_del = &fcomp; | |
671 | init_completion(vport->comp_del); | |
672 | bfa_fcs_vport_delete(&vport->fcs_vport); | |
673 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
674 | wait_for_completion(vport->comp_del); | |
675 | ext_free_vport: | |
676 | kfree(vport); | |
677 | ext: | |
678 | return rc; | |
679 | } | |
680 | ||
7725ccfd JH |
681 | void |
682 | bfad_bfa_tmo(unsigned long data) | |
683 | { | |
a36c61f9 KG |
684 | struct bfad_s *bfad = (struct bfad_s *) data; |
685 | unsigned long flags; | |
686 | struct list_head doneq; | |
7725ccfd JH |
687 | |
688 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
689 | ||
f7f73812 | 690 | bfa_timer_beat(&bfad->bfa.timer_mod); |
7725ccfd JH |
691 | |
692 | bfa_comp_deq(&bfad->bfa, &doneq); | |
693 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
694 | ||
695 | if (!list_empty(&doneq)) { | |
696 | bfa_comp_process(&bfad->bfa, &doneq); | |
697 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
698 | bfa_comp_free(&bfad->bfa, &doneq); | |
699 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
700 | } | |
701 | ||
a36c61f9 KG |
702 | mod_timer(&bfad->hal_tmo, |
703 | jiffies + msecs_to_jiffies(BFA_TIMER_FREQ)); | |
7725ccfd JH |
704 | } |
705 | ||
706 | void | |
707 | bfad_init_timer(struct bfad_s *bfad) | |
708 | { | |
709 | init_timer(&bfad->hal_tmo); | |
710 | bfad->hal_tmo.function = bfad_bfa_tmo; | |
711 | bfad->hal_tmo.data = (unsigned long)bfad; | |
712 | ||
a36c61f9 KG |
713 | mod_timer(&bfad->hal_tmo, |
714 | jiffies + msecs_to_jiffies(BFA_TIMER_FREQ)); | |
7725ccfd JH |
715 | } |
716 | ||
717 | int | |
718 | bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad) | |
719 | { | |
a36c61f9 | 720 | int rc = -ENODEV; |
7725ccfd JH |
721 | |
722 | if (pci_enable_device(pdev)) { | |
a36c61f9 | 723 | printk(KERN_ERR "pci_enable_device fail %p\n", pdev); |
7725ccfd JH |
724 | goto out; |
725 | } | |
726 | ||
727 | if (pci_request_regions(pdev, BFAD_DRIVER_NAME)) | |
728 | goto out_disable_device; | |
729 | ||
730 | pci_set_master(pdev); | |
731 | ||
732 | ||
10a07379 KG |
733 | if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) || |
734 | (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0)) { | |
735 | if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) || | |
736 | (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)) != 0)) { | |
a36c61f9 | 737 | printk(KERN_ERR "pci_set_dma_mask fail %p\n", pdev); |
7725ccfd JH |
738 | goto out_release_region; |
739 | } | |
10a07379 | 740 | } |
7725ccfd | 741 | |
881c1b3c KG |
742 | /* Enable PCIE Advanced Error Recovery (AER) if kernel supports */ |
743 | pci_enable_pcie_error_reporting(pdev); | |
744 | ||
b3522f08 | 745 | bfad->pci_bar0_kva = pci_iomap(pdev, 0, pci_resource_len(pdev, 0)); |
11189208 | 746 | bfad->pci_bar2_kva = pci_iomap(pdev, 2, pci_resource_len(pdev, 2)); |
7725ccfd JH |
747 | |
748 | if (bfad->pci_bar0_kva == NULL) { | |
a36c61f9 | 749 | printk(KERN_ERR "Fail to map bar0\n"); |
7725ccfd JH |
750 | goto out_release_region; |
751 | } | |
752 | ||
753 | bfad->hal_pcidev.pci_slot = PCI_SLOT(pdev->devfn); | |
754 | bfad->hal_pcidev.pci_func = PCI_FUNC(pdev->devfn); | |
755 | bfad->hal_pcidev.pci_bar_kva = bfad->pci_bar0_kva; | |
756 | bfad->hal_pcidev.device_id = pdev->device; | |
1a4d8e1b | 757 | bfad->hal_pcidev.ssid = pdev->subsystem_device; |
7725ccfd JH |
758 | bfad->pci_name = pci_name(pdev); |
759 | ||
760 | bfad->pci_attr.vendor_id = pdev->vendor; | |
761 | bfad->pci_attr.device_id = pdev->device; | |
762 | bfad->pci_attr.ssid = pdev->subsystem_device; | |
763 | bfad->pci_attr.ssvid = pdev->subsystem_vendor; | |
764 | bfad->pci_attr.pcifn = PCI_FUNC(pdev->devfn); | |
765 | ||
766 | bfad->pcidev = pdev; | |
a36c61f9 KG |
767 | |
768 | /* Adjust PCIe Maximum Read Request Size */ | |
769 | if (pcie_max_read_reqsz > 0) { | |
770 | int pcie_cap_reg; | |
771 | u16 pcie_dev_ctl; | |
772 | u16 mask = 0xffff; | |
773 | ||
774 | switch (pcie_max_read_reqsz) { | |
775 | case 128: | |
776 | mask = 0x0; | |
777 | break; | |
778 | case 256: | |
779 | mask = 0x1000; | |
780 | break; | |
781 | case 512: | |
782 | mask = 0x2000; | |
783 | break; | |
784 | case 1024: | |
785 | mask = 0x3000; | |
786 | break; | |
787 | case 2048: | |
788 | mask = 0x4000; | |
789 | break; | |
790 | case 4096: | |
791 | mask = 0x5000; | |
792 | break; | |
793 | default: | |
794 | break; | |
795 | } | |
796 | ||
797 | pcie_cap_reg = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
798 | if (mask != 0xffff && pcie_cap_reg) { | |
799 | pcie_cap_reg += 0x08; | |
800 | pci_read_config_word(pdev, pcie_cap_reg, &pcie_dev_ctl); | |
801 | if ((pcie_dev_ctl & 0x7000) != mask) { | |
802 | printk(KERN_WARNING "BFA[%s]: " | |
803 | "pcie_max_read_request_size is %d, " | |
804 | "reset to %d\n", bfad->pci_name, | |
805 | (1 << ((pcie_dev_ctl & 0x7000) >> 12)) << 7, | |
806 | pcie_max_read_reqsz); | |
807 | ||
808 | pcie_dev_ctl &= ~0x7000; | |
809 | pci_write_config_word(pdev, pcie_cap_reg, | |
810 | pcie_dev_ctl | mask); | |
811 | } | |
812 | } | |
813 | } | |
814 | ||
881c1b3c KG |
815 | pci_save_state(pdev); |
816 | ||
7725ccfd JH |
817 | return 0; |
818 | ||
819 | out_release_region: | |
820 | pci_release_regions(pdev); | |
821 | out_disable_device: | |
822 | pci_disable_device(pdev); | |
823 | out: | |
824 | return rc; | |
825 | } | |
826 | ||
827 | void | |
828 | bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad) | |
829 | { | |
7725ccfd | 830 | pci_iounmap(pdev, bfad->pci_bar0_kva); |
11189208 | 831 | pci_iounmap(pdev, bfad->pci_bar2_kva); |
7725ccfd | 832 | pci_release_regions(pdev); |
881c1b3c KG |
833 | /* Disable PCIE Advanced Error Recovery (AER) */ |
834 | pci_disable_pcie_error_reporting(pdev); | |
7725ccfd JH |
835 | pci_disable_device(pdev); |
836 | pci_set_drvdata(pdev, NULL); | |
837 | } | |
838 | ||
7725ccfd JH |
839 | bfa_status_t |
840 | bfad_drv_init(struct bfad_s *bfad) | |
841 | { | |
a36c61f9 KG |
842 | bfa_status_t rc; |
843 | unsigned long flags; | |
7725ccfd JH |
844 | |
845 | bfad->cfg_data.rport_del_timeout = rport_del_timeout; | |
846 | bfad->cfg_data.lun_queue_depth = bfa_lun_queue_depth; | |
847 | bfad->cfg_data.io_max_sge = bfa_io_max_sge; | |
848 | bfad->cfg_data.binding_method = FCP_PWWN_BINDING; | |
849 | ||
850 | rc = bfad_hal_mem_alloc(bfad); | |
851 | if (rc != BFA_STATUS_OK) { | |
852 | printk(KERN_WARNING "bfad%d bfad_hal_mem_alloc failure\n", | |
853 | bfad->inst_no); | |
854 | printk(KERN_WARNING | |
a36c61f9 KG |
855 | "Not enough memory to attach all Brocade HBA ports, %s", |
856 | "System may need more memory.\n"); | |
7725ccfd JH |
857 | goto out_hal_mem_alloc_failure; |
858 | } | |
859 | ||
f7f73812 MZ |
860 | bfad->bfa.trcmod = bfad->trcmod; |
861 | bfad->bfa.plog = &bfad->plog_buf; | |
7725ccfd JH |
862 | bfa_plog_init(&bfad->plog_buf); |
863 | bfa_plog_str(&bfad->plog_buf, BFA_PL_MID_DRVR, BFA_PL_EID_DRIVER_START, | |
864 | 0, "Driver Attach"); | |
865 | ||
866 | bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg, &bfad->meminfo, | |
867 | &bfad->hal_pcidev); | |
868 | ||
a36c61f9 | 869 | /* FCS INIT */ |
7725ccfd | 870 | spin_lock_irqsave(&bfad->bfad_lock, flags); |
f7f73812 | 871 | bfad->bfa_fcs.trcmod = bfad->trcmod; |
82794a2e | 872 | bfa_fcs_attach(&bfad->bfa_fcs, &bfad->bfa, bfad, BFA_FALSE); |
f7f73812 | 873 | bfad->bfa_fcs.fdmi_enabled = fdmi_enable; |
75332a70 | 874 | bfa_fcs_init(&bfad->bfa_fcs); |
7725ccfd JH |
875 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
876 | ||
877 | bfad->bfad_flags |= BFAD_DRV_INIT_DONE; | |
a36c61f9 | 878 | |
75332a70 KG |
879 | /* configure base port */ |
880 | rc = bfad_cfg_pport(bfad, BFA_LPORT_ROLE_FCP_IM); | |
881 | if (rc != BFA_STATUS_OK) | |
882 | goto out_cfg_pport_fail; | |
883 | ||
7725ccfd JH |
884 | return BFA_STATUS_OK; |
885 | ||
75332a70 KG |
886 | out_cfg_pport_fail: |
887 | /* fcs exit - on cfg pport failure */ | |
888 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
889 | init_completion(&bfad->comp); | |
890 | bfad->pport.flags |= BFAD_PORT_DELETE; | |
891 | bfa_fcs_exit(&bfad->bfa_fcs); | |
892 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
893 | wait_for_completion(&bfad->comp); | |
894 | /* bfa detach - free hal memory */ | |
895 | bfa_detach(&bfad->bfa); | |
896 | bfad_hal_mem_release(bfad); | |
7725ccfd JH |
897 | out_hal_mem_alloc_failure: |
898 | return BFA_STATUS_FAILED; | |
899 | } | |
900 | ||
901 | void | |
902 | bfad_drv_uninit(struct bfad_s *bfad) | |
903 | { | |
e6714324 KG |
904 | unsigned long flags; |
905 | ||
906 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
907 | init_completion(&bfad->comp); | |
f7f73812 | 908 | bfa_iocfc_stop(&bfad->bfa); |
e6714324 KG |
909 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
910 | wait_for_completion(&bfad->comp); | |
911 | ||
7725ccfd JH |
912 | del_timer_sync(&bfad->hal_tmo); |
913 | bfa_isr_disable(&bfad->bfa); | |
914 | bfa_detach(&bfad->bfa); | |
915 | bfad_remove_intr(bfad); | |
7725ccfd | 916 | bfad_hal_mem_release(bfad); |
e6714324 KG |
917 | |
918 | bfad->bfad_flags &= ~BFAD_DRV_INIT_DONE; | |
7725ccfd JH |
919 | } |
920 | ||
921 | void | |
922 | bfad_drv_start(struct bfad_s *bfad) | |
923 | { | |
a36c61f9 | 924 | unsigned long flags; |
7725ccfd JH |
925 | |
926 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
f7f73812 | 927 | bfa_iocfc_start(&bfad->bfa); |
75332a70 | 928 | bfa_fcs_pbc_vport_init(&bfad->bfa_fcs); |
f7f73812 | 929 | bfa_fcs_fabric_modstart(&bfad->bfa_fcs); |
7725ccfd JH |
930 | bfad->bfad_flags |= BFAD_HAL_START_DONE; |
931 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
932 | ||
a36c61f9 KG |
933 | if (bfad->im) |
934 | flush_workqueue(bfad->im->drv_workq); | |
7725ccfd JH |
935 | } |
936 | ||
937 | void | |
a36c61f9 | 938 | bfad_fcs_stop(struct bfad_s *bfad) |
7725ccfd | 939 | { |
a36c61f9 | 940 | unsigned long flags; |
7725ccfd JH |
941 | |
942 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
943 | init_completion(&bfad->comp); | |
944 | bfad->pport.flags |= BFAD_PORT_DELETE; | |
945 | bfa_fcs_exit(&bfad->bfa_fcs); | |
946 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
947 | wait_for_completion(&bfad->comp); | |
948 | ||
a36c61f9 KG |
949 | bfa_sm_send_event(bfad, BFAD_E_FCS_EXIT_COMP); |
950 | } | |
951 | ||
952 | void | |
953 | bfad_stop(struct bfad_s *bfad) | |
954 | { | |
955 | unsigned long flags; | |
956 | ||
7725ccfd JH |
957 | spin_lock_irqsave(&bfad->bfad_lock, flags); |
958 | init_completion(&bfad->comp); | |
f7f73812 | 959 | bfa_iocfc_stop(&bfad->bfa); |
7725ccfd JH |
960 | bfad->bfad_flags &= ~BFAD_HAL_START_DONE; |
961 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
962 | wait_for_completion(&bfad->comp); | |
a36c61f9 KG |
963 | |
964 | bfa_sm_send_event(bfad, BFAD_E_EXIT_COMP); | |
7725ccfd JH |
965 | } |
966 | ||
967 | bfa_status_t | |
a36c61f9 | 968 | bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role) |
7725ccfd | 969 | { |
a36c61f9 | 970 | int rc = BFA_STATUS_OK; |
7725ccfd | 971 | |
a36c61f9 KG |
972 | /* Allocate scsi_host for the physical port */ |
973 | if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) && | |
974 | (role & BFA_LPORT_ROLE_FCP_IM)) { | |
7725ccfd JH |
975 | if (bfad->pport.im_port == NULL) { |
976 | rc = BFA_STATUS_FAILED; | |
977 | goto out; | |
978 | } | |
979 | ||
b504293f JH |
980 | rc = bfad_im_scsi_host_alloc(bfad, bfad->pport.im_port, |
981 | &bfad->pcidev->dev); | |
7725ccfd JH |
982 | if (rc != BFA_STATUS_OK) |
983 | goto out; | |
984 | ||
a36c61f9 | 985 | bfad->pport.roles |= BFA_LPORT_ROLE_FCP_IM; |
7725ccfd JH |
986 | } |
987 | ||
988 | bfad->bfad_flags |= BFAD_CFG_PPORT_DONE; | |
989 | ||
990 | out: | |
991 | return rc; | |
992 | } | |
993 | ||
994 | void | |
995 | bfad_uncfg_pport(struct bfad_s *bfad) | |
996 | { | |
a36c61f9 KG |
997 | if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) && |
998 | (bfad->pport.roles & BFA_LPORT_ROLE_FCP_IM)) { | |
7725ccfd JH |
999 | bfad_im_scsi_host_free(bfad, bfad->pport.im_port); |
1000 | bfad_im_port_clean(bfad->pport.im_port); | |
1001 | kfree(bfad->pport.im_port); | |
a36c61f9 | 1002 | bfad->pport.roles &= ~BFA_LPORT_ROLE_FCP_IM; |
7725ccfd JH |
1003 | } |
1004 | ||
1005 | bfad->bfad_flags &= ~BFAD_CFG_PPORT_DONE; | |
1006 | } | |
1007 | ||
e6714324 | 1008 | bfa_status_t |
a36c61f9 KG |
1009 | bfad_start_ops(struct bfad_s *bfad) { |
1010 | ||
1011 | int retval; | |
1012 | unsigned long flags; | |
1013 | struct bfad_vport_s *vport, *vport_new; | |
1014 | struct bfa_fcs_driver_info_s driver_info; | |
1015 | ||
61e62e21 KG |
1016 | /* Limit min/max. xfer size to [64k-32MB] */ |
1017 | if (max_xfer_size < BFAD_MIN_SECTORS >> 1) | |
1018 | max_xfer_size = BFAD_MIN_SECTORS >> 1; | |
1019 | if (max_xfer_size > BFAD_MAX_SECTORS >> 1) | |
1020 | max_xfer_size = BFAD_MAX_SECTORS >> 1; | |
1021 | ||
a36c61f9 KG |
1022 | /* Fill the driver_info info to fcs*/ |
1023 | memset(&driver_info, 0, sizeof(driver_info)); | |
1024 | strncpy(driver_info.version, BFAD_DRIVER_VERSION, | |
1025 | sizeof(driver_info.version) - 1); | |
1026 | if (host_name) | |
1027 | strncpy(driver_info.host_machine_name, host_name, | |
1028 | sizeof(driver_info.host_machine_name) - 1); | |
1029 | if (os_name) | |
1030 | strncpy(driver_info.host_os_name, os_name, | |
1031 | sizeof(driver_info.host_os_name) - 1); | |
1032 | if (os_patch) | |
1033 | strncpy(driver_info.host_os_patch, os_patch, | |
1034 | sizeof(driver_info.host_os_patch) - 1); | |
1035 | ||
1036 | strncpy(driver_info.os_device_name, bfad->pci_name, | |
1037 | sizeof(driver_info.os_device_name - 1)); | |
1038 | ||
75332a70 | 1039 | /* FCS driver info init */ |
a36c61f9 KG |
1040 | spin_lock_irqsave(&bfad->bfad_lock, flags); |
1041 | bfa_fcs_driver_info_init(&bfad->bfa_fcs, &driver_info); | |
a36c61f9 | 1042 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
e6714324 | 1043 | |
75332a70 KG |
1044 | /* |
1045 | * FCS update cfg - reset the pwwn/nwwn of fabric base logical port | |
1046 | * with values learned during bfa_init firmware GETATTR REQ. | |
1047 | */ | |
1048 | bfa_fcs_update_cfg(&bfad->bfa_fcs); | |
1049 | ||
1050 | /* Setup fc host fixed attribute if the lk supports */ | |
1051 | bfad_fc_host_init(bfad->pport.im_port); | |
e6714324 | 1052 | |
a36c61f9 KG |
1053 | /* BFAD level FC4 IM specific resource allocation */ |
1054 | retval = bfad_im_probe(bfad); | |
1055 | if (retval != BFA_STATUS_OK) { | |
1056 | printk(KERN_WARNING "bfad_im_probe failed\n"); | |
1057 | if (bfa_sm_cmp_state(bfad, bfad_sm_initializing)) | |
1058 | bfa_sm_set_state(bfad, bfad_sm_failed); | |
1059 | bfad_im_probe_undo(bfad); | |
1060 | bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE; | |
1061 | bfad_uncfg_pport(bfad); | |
1062 | bfad_stop(bfad); | |
1063 | return BFA_STATUS_FAILED; | |
1064 | } else | |
1065 | bfad->bfad_flags |= BFAD_FC4_PROBE_DONE; | |
1066 | ||
e6714324 KG |
1067 | bfad_drv_start(bfad); |
1068 | ||
a36c61f9 KG |
1069 | /* Complete pbc vport create */ |
1070 | list_for_each_entry_safe(vport, vport_new, &bfad->pbc_vport_list, | |
1071 | list_entry) { | |
d9883548 JH |
1072 | struct fc_vport_identifiers vid; |
1073 | struct fc_vport *fc_vport; | |
a36c61f9 | 1074 | char pwwn_buf[BFA_STRING_32]; |
d9883548 JH |
1075 | |
1076 | memset(&vid, 0, sizeof(vid)); | |
1077 | vid.roles = FC_PORT_ROLE_FCP_INITIATOR; | |
1078 | vid.vport_type = FC_PORTTYPE_NPIV; | |
1079 | vid.disable = false; | |
a36c61f9 KG |
1080 | vid.node_name = wwn_to_u64((u8 *) |
1081 | (&((vport->fcs_vport).lport.port_cfg.nwwn))); | |
1082 | vid.port_name = wwn_to_u64((u8 *) | |
1083 | (&((vport->fcs_vport).lport.port_cfg.pwwn))); | |
d9883548 | 1084 | fc_vport = fc_vport_create(bfad->pport.im_port->shost, 0, &vid); |
a36c61f9 KG |
1085 | if (!fc_vport) { |
1086 | wwn2str(pwwn_buf, vid.port_name); | |
d9883548 | 1087 | printk(KERN_WARNING "bfad%d: failed to create pbc vport" |
a36c61f9 KG |
1088 | " %s\n", bfad->inst_no, pwwn_buf); |
1089 | } | |
1090 | list_del(&vport->list_entry); | |
1091 | kfree(vport); | |
d9883548 JH |
1092 | } |
1093 | ||
e6714324 KG |
1094 | /* |
1095 | * If bfa_linkup_delay is set to -1 default; try to retrive the | |
f16a1750 | 1096 | * value using the bfad_get_linkup_delay(); else use the |
e6714324 KG |
1097 | * passed in module param value as the bfa_linkup_delay. |
1098 | */ | |
1099 | if (bfa_linkup_delay < 0) { | |
f16a1750 MZ |
1100 | bfa_linkup_delay = bfad_get_linkup_delay(bfad); |
1101 | bfad_rport_online_wait(bfad); | |
e6714324 | 1102 | bfa_linkup_delay = -1; |
a36c61f9 | 1103 | } else |
f16a1750 | 1104 | bfad_rport_online_wait(bfad); |
e6714324 | 1105 | |
88166242 | 1106 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, "bfa device claimed\n"); |
e6714324 KG |
1107 | |
1108 | return BFA_STATUS_OK; | |
e6714324 KG |
1109 | } |
1110 | ||
1111 | int | |
d9883548 | 1112 | bfad_worker(void *ptr) |
e6714324 KG |
1113 | { |
1114 | struct bfad_s *bfad; | |
1115 | unsigned long flags; | |
1116 | ||
1117 | bfad = (struct bfad_s *)ptr; | |
1118 | ||
1119 | while (!kthread_should_stop()) { | |
1120 | ||
a36c61f9 KG |
1121 | /* Send event BFAD_E_INIT_SUCCESS */ |
1122 | bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS); | |
e6714324 KG |
1123 | |
1124 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1125 | bfad->bfad_tsk = NULL; | |
1126 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1127 | ||
1128 | break; | |
1129 | } | |
1130 | ||
1131 | return 0; | |
1132 | } | |
1133 | ||
5fbe25c7 | 1134 | /* |
a36c61f9 KG |
1135 | * BFA driver interrupt functions |
1136 | */ | |
1137 | irqreturn_t | |
1138 | bfad_intx(int irq, void *dev_id) | |
1139 | { | |
1140 | struct bfad_s *bfad = dev_id; | |
1141 | struct list_head doneq; | |
1142 | unsigned long flags; | |
1143 | bfa_boolean_t rc; | |
1144 | ||
1145 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1146 | rc = bfa_intx(&bfad->bfa); | |
1147 | if (!rc) { | |
1148 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1149 | return IRQ_NONE; | |
1150 | } | |
1151 | ||
1152 | bfa_comp_deq(&bfad->bfa, &doneq); | |
1153 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1154 | ||
1155 | if (!list_empty(&doneq)) { | |
1156 | bfa_comp_process(&bfad->bfa, &doneq); | |
1157 | ||
1158 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1159 | bfa_comp_free(&bfad->bfa, &doneq); | |
1160 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
a36c61f9 KG |
1161 | } |
1162 | ||
1163 | return IRQ_HANDLED; | |
1164 | ||
1165 | } | |
1166 | ||
1167 | static irqreturn_t | |
1168 | bfad_msix(int irq, void *dev_id) | |
1169 | { | |
1170 | struct bfad_msix_s *vec = dev_id; | |
1171 | struct bfad_s *bfad = vec->bfad; | |
1172 | struct list_head doneq; | |
1173 | unsigned long flags; | |
1174 | ||
1175 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1176 | ||
1177 | bfa_msix(&bfad->bfa, vec->msix.entry); | |
1178 | bfa_comp_deq(&bfad->bfa, &doneq); | |
1179 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1180 | ||
1181 | if (!list_empty(&doneq)) { | |
1182 | bfa_comp_process(&bfad->bfa, &doneq); | |
1183 | ||
1184 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1185 | bfa_comp_free(&bfad->bfa, &doneq); | |
1186 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1187 | } | |
1188 | ||
1189 | return IRQ_HANDLED; | |
1190 | } | |
1191 | ||
5fbe25c7 | 1192 | /* |
a36c61f9 KG |
1193 | * Initialize the MSIX entry table. |
1194 | */ | |
1195 | static void | |
1196 | bfad_init_msix_entry(struct bfad_s *bfad, struct msix_entry *msix_entries, | |
1197 | int mask, int max_bit) | |
1198 | { | |
1199 | int i; | |
1200 | int match = 0x00000001; | |
1201 | ||
1202 | for (i = 0, bfad->nvec = 0; i < MAX_MSIX_ENTRY; i++) { | |
1203 | if (mask & match) { | |
1204 | bfad->msix_tab[bfad->nvec].msix.entry = i; | |
1205 | bfad->msix_tab[bfad->nvec].bfad = bfad; | |
1206 | msix_entries[bfad->nvec].entry = i; | |
1207 | bfad->nvec++; | |
1208 | } | |
1209 | ||
1210 | match <<= 1; | |
1211 | } | |
1212 | ||
1213 | } | |
1214 | ||
1215 | int | |
1216 | bfad_install_msix_handler(struct bfad_s *bfad) | |
1217 | { | |
1218 | int i, error = 0; | |
1219 | ||
1220 | for (i = 0; i < bfad->nvec; i++) { | |
1221 | sprintf(bfad->msix_tab[i].name, "bfa-%s-%s", | |
1222 | bfad->pci_name, | |
11189208 KG |
1223 | ((bfa_asic_id_cb(bfad->hal_pcidev.device_id)) ? |
1224 | msix_name_cb[i] : msix_name_ct[i])); | |
a36c61f9 KG |
1225 | |
1226 | error = request_irq(bfad->msix_tab[i].msix.vector, | |
1227 | (irq_handler_t) bfad_msix, 0, | |
1228 | bfad->msix_tab[i].name, &bfad->msix_tab[i]); | |
1229 | bfa_trc(bfad, i); | |
1230 | bfa_trc(bfad, bfad->msix_tab[i].msix.vector); | |
1231 | if (error) { | |
1232 | int j; | |
1233 | ||
1234 | for (j = 0; j < i; j++) | |
1235 | free_irq(bfad->msix_tab[j].msix.vector, | |
1236 | &bfad->msix_tab[j]); | |
1237 | ||
61e62e21 KG |
1238 | bfad->bfad_flags &= ~BFAD_MSIX_ON; |
1239 | pci_disable_msix(bfad->pcidev); | |
1240 | ||
a36c61f9 KG |
1241 | return 1; |
1242 | } | |
1243 | } | |
1244 | ||
1245 | return 0; | |
1246 | } | |
1247 | ||
5fbe25c7 | 1248 | /* |
a36c61f9 KG |
1249 | * Setup MSIX based interrupt. |
1250 | */ | |
1251 | int | |
1252 | bfad_setup_intr(struct bfad_s *bfad) | |
1253 | { | |
1254 | int error = 0; | |
1255 | u32 mask = 0, i, num_bit = 0, max_bit = 0; | |
1256 | struct msix_entry msix_entries[MAX_MSIX_ENTRY]; | |
1257 | struct pci_dev *pdev = bfad->pcidev; | |
10a07379 | 1258 | u16 reg; |
a36c61f9 KG |
1259 | |
1260 | /* Call BFA to get the msix map for this PCI function. */ | |
1261 | bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit); | |
1262 | ||
1263 | /* Set up the msix entry table */ | |
1264 | bfad_init_msix_entry(bfad, msix_entries, mask, max_bit); | |
1265 | ||
11189208 KG |
1266 | if ((bfa_asic_id_ctc(pdev->device) && !msix_disable_ct) || |
1267 | (bfa_asic_id_cb(pdev->device) && !msix_disable_cb)) { | |
a36c61f9 KG |
1268 | |
1269 | error = pci_enable_msix(bfad->pcidev, msix_entries, bfad->nvec); | |
1270 | if (error) { | |
881c1b3c KG |
1271 | /* In CT1 & CT2, try to allocate just one vector */ |
1272 | if (bfa_asic_id_ctc(pdev->device)) { | |
1273 | printk(KERN_WARNING "bfa %s: trying one msix " | |
1274 | "vector failed to allocate %d[%d]\n", | |
1275 | bfad->pci_name, bfad->nvec, error); | |
1276 | bfad->nvec = 1; | |
1277 | error = pci_enable_msix(bfad->pcidev, | |
1278 | msix_entries, bfad->nvec); | |
1279 | } | |
1280 | ||
a36c61f9 KG |
1281 | /* |
1282 | * Only error number of vector is available. | |
1283 | * We don't have a mechanism to map multiple | |
1284 | * interrupts into one vector, so even if we | |
1285 | * can try to request less vectors, we don't | |
1286 | * know how to associate interrupt events to | |
25985edc | 1287 | * vectors. Linux doesn't duplicate vectors |
a36c61f9 KG |
1288 | * in the MSIX table for this case. |
1289 | */ | |
881c1b3c KG |
1290 | if (error) { |
1291 | printk(KERN_WARNING "bfad%d: " | |
1292 | "pci_enable_msix failed (%d), " | |
1293 | "use line based.\n", | |
1294 | bfad->inst_no, error); | |
1295 | goto line_based; | |
1296 | } | |
a36c61f9 KG |
1297 | } |
1298 | ||
10a07379 KG |
1299 | /* Disable INTX in MSI-X mode */ |
1300 | pci_read_config_word(pdev, PCI_COMMAND, ®); | |
1301 | ||
1302 | if (!(reg & PCI_COMMAND_INTX_DISABLE)) | |
1303 | pci_write_config_word(pdev, PCI_COMMAND, | |
1304 | reg | PCI_COMMAND_INTX_DISABLE); | |
1305 | ||
a36c61f9 KG |
1306 | /* Save the vectors */ |
1307 | for (i = 0; i < bfad->nvec; i++) { | |
1308 | bfa_trc(bfad, msix_entries[i].vector); | |
1309 | bfad->msix_tab[i].msix.vector = msix_entries[i].vector; | |
1310 | } | |
1311 | ||
1312 | bfa_msix_init(&bfad->bfa, bfad->nvec); | |
1313 | ||
1314 | bfad->bfad_flags |= BFAD_MSIX_ON; | |
1315 | ||
1316 | return error; | |
1317 | } | |
1318 | ||
1319 | line_based: | |
1320 | error = 0; | |
1321 | if (request_irq | |
1322 | (bfad->pcidev->irq, (irq_handler_t) bfad_intx, BFAD_IRQ_FLAGS, | |
1323 | BFAD_DRIVER_NAME, bfad) != 0) { | |
1324 | /* Enable interrupt handler failed */ | |
1325 | return 1; | |
1326 | } | |
61e62e21 | 1327 | bfad->bfad_flags |= BFAD_INTX_ON; |
a36c61f9 KG |
1328 | |
1329 | return error; | |
1330 | } | |
1331 | ||
1332 | void | |
1333 | bfad_remove_intr(struct bfad_s *bfad) | |
1334 | { | |
1335 | int i; | |
1336 | ||
1337 | if (bfad->bfad_flags & BFAD_MSIX_ON) { | |
1338 | for (i = 0; i < bfad->nvec; i++) | |
1339 | free_irq(bfad->msix_tab[i].msix.vector, | |
1340 | &bfad->msix_tab[i]); | |
1341 | ||
1342 | pci_disable_msix(bfad->pcidev); | |
1343 | bfad->bfad_flags &= ~BFAD_MSIX_ON; | |
61e62e21 | 1344 | } else if (bfad->bfad_flags & BFAD_INTX_ON) { |
a36c61f9 KG |
1345 | free_irq(bfad->pcidev->irq, bfad); |
1346 | } | |
1347 | } | |
7725ccfd | 1348 | |
5fbe25c7 | 1349 | /* |
7725ccfd JH |
1350 | * PCI probe entry. |
1351 | */ | |
1352 | int | |
1353 | bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid) | |
1354 | { | |
a36c61f9 | 1355 | struct bfad_s *bfad; |
7826f304 | 1356 | int error = -ENODEV, retval, i; |
7725ccfd | 1357 | |
a36c61f9 | 1358 | /* For single port cards - only claim function 0 */ |
8b070b4a | 1359 | if ((pdev->device == BFA_PCI_DEVICE_ID_FC_8G1P) && |
a36c61f9 | 1360 | (PCI_FUNC(pdev->devfn) != 0)) |
7725ccfd JH |
1361 | return -ENODEV; |
1362 | ||
7725ccfd JH |
1363 | bfad = kzalloc(sizeof(struct bfad_s), GFP_KERNEL); |
1364 | if (!bfad) { | |
1365 | error = -ENOMEM; | |
1366 | goto out; | |
1367 | } | |
1368 | ||
1369 | bfad->trcmod = kzalloc(sizeof(struct bfa_trc_mod_s), GFP_KERNEL); | |
1370 | if (!bfad->trcmod) { | |
1371 | printk(KERN_WARNING "Error alloc trace buffer!\n"); | |
1372 | error = -ENOMEM; | |
1373 | goto out_alloc_trace_failure; | |
1374 | } | |
1375 | ||
a36c61f9 | 1376 | /* TRACE INIT */ |
7725ccfd JH |
1377 | bfa_trc_init(bfad->trcmod); |
1378 | bfa_trc(bfad, bfad_inst); | |
1379 | ||
7826f304 KG |
1380 | /* AEN INIT */ |
1381 | INIT_LIST_HEAD(&bfad->free_aen_q); | |
1382 | INIT_LIST_HEAD(&bfad->active_aen_q); | |
1383 | for (i = 0; i < BFA_AEN_MAX_ENTRY; i++) | |
1384 | list_add_tail(&bfad->aen_list[i].qe, &bfad->free_aen_q); | |
1385 | ||
7725ccfd | 1386 | if (!(bfad_load_fwimg(pdev))) { |
7725ccfd JH |
1387 | kfree(bfad->trcmod); |
1388 | goto out_alloc_trace_failure; | |
1389 | } | |
1390 | ||
1391 | retval = bfad_pci_init(pdev, bfad); | |
1392 | if (retval) { | |
1393 | printk(KERN_WARNING "bfad_pci_init failure!\n"); | |
1394 | error = retval; | |
1395 | goto out_pci_init_failure; | |
1396 | } | |
1397 | ||
1398 | mutex_lock(&bfad_mutex); | |
1399 | bfad->inst_no = bfad_inst++; | |
1400 | list_add_tail(&bfad->list_entry, &bfad_list); | |
1401 | mutex_unlock(&bfad_mutex); | |
1402 | ||
a36c61f9 KG |
1403 | /* Initializing the state machine: State set to uninit */ |
1404 | bfa_sm_set_state(bfad, bfad_sm_uninit); | |
1405 | ||
7725ccfd | 1406 | spin_lock_init(&bfad->bfad_lock); |
0b1017aa KM |
1407 | spin_lock_init(&bfad->bfad_aen_spinlock); |
1408 | ||
7725ccfd JH |
1409 | pci_set_drvdata(pdev, bfad); |
1410 | ||
1411 | bfad->ref_count = 0; | |
1412 | bfad->pport.bfad = bfad; | |
a36c61f9 | 1413 | INIT_LIST_HEAD(&bfad->pbc_vport_list); |
5b7db7af | 1414 | INIT_LIST_HEAD(&bfad->vport_list); |
e6714324 | 1415 | |
7c38c05b KG |
1416 | /* Setup the debugfs node for this bfad */ |
1417 | if (bfa_debugfs_enable) | |
1418 | bfad_debugfs_init(&bfad->pport); | |
1419 | ||
7725ccfd JH |
1420 | retval = bfad_drv_init(bfad); |
1421 | if (retval != BFA_STATUS_OK) | |
1422 | goto out_drv_init_failure; | |
7725ccfd | 1423 | |
a36c61f9 | 1424 | bfa_sm_send_event(bfad, BFAD_E_CREATE); |
7725ccfd | 1425 | |
a36c61f9 KG |
1426 | if (bfa_sm_cmp_state(bfad, bfad_sm_uninit)) |
1427 | goto out_bfad_sm_failure; | |
7725ccfd | 1428 | |
7725ccfd JH |
1429 | return 0; |
1430 | ||
a36c61f9 KG |
1431 | out_bfad_sm_failure: |
1432 | bfa_detach(&bfad->bfa); | |
1433 | bfad_hal_mem_release(bfad); | |
7725ccfd | 1434 | out_drv_init_failure: |
7c38c05b KG |
1435 | /* Remove the debugfs node for this bfad */ |
1436 | kfree(bfad->regdata); | |
1437 | bfad_debugfs_exit(&bfad->pport); | |
7725ccfd JH |
1438 | mutex_lock(&bfad_mutex); |
1439 | bfad_inst--; | |
1440 | list_del(&bfad->list_entry); | |
1441 | mutex_unlock(&bfad_mutex); | |
1442 | bfad_pci_uninit(pdev, bfad); | |
1443 | out_pci_init_failure: | |
1444 | kfree(bfad->trcmod); | |
1445 | out_alloc_trace_failure: | |
1446 | kfree(bfad); | |
1447 | out: | |
1448 | return error; | |
1449 | } | |
1450 | ||
5fbe25c7 | 1451 | /* |
7725ccfd JH |
1452 | * PCI remove entry. |
1453 | */ | |
1454 | void | |
1455 | bfad_pci_remove(struct pci_dev *pdev) | |
1456 | { | |
a36c61f9 KG |
1457 | struct bfad_s *bfad = pci_get_drvdata(pdev); |
1458 | unsigned long flags; | |
7725ccfd JH |
1459 | |
1460 | bfa_trc(bfad, bfad->inst_no); | |
1461 | ||
e6714324 | 1462 | spin_lock_irqsave(&bfad->bfad_lock, flags); |
a36c61f9 | 1463 | if (bfad->bfad_tsk != NULL) { |
7725ccfd | 1464 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
a36c61f9 KG |
1465 | kthread_stop(bfad->bfad_tsk); |
1466 | } else { | |
e6714324 | 1467 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
e6714324 | 1468 | } |
7725ccfd | 1469 | |
a36c61f9 KG |
1470 | /* Send Event BFAD_E_STOP */ |
1471 | bfa_sm_send_event(bfad, BFAD_E_STOP); | |
e6714324 | 1472 | |
a36c61f9 | 1473 | /* Driver detach and dealloc mem */ |
7725ccfd JH |
1474 | spin_lock_irqsave(&bfad->bfad_lock, flags); |
1475 | bfa_detach(&bfad->bfa); | |
1476 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1477 | bfad_hal_mem_release(bfad); | |
7725ccfd | 1478 | |
7c38c05b KG |
1479 | /* Remove the debugfs node for this bfad */ |
1480 | kfree(bfad->regdata); | |
1481 | bfad_debugfs_exit(&bfad->pport); | |
1482 | ||
a36c61f9 | 1483 | /* Cleaning the BFAD instance */ |
7725ccfd JH |
1484 | mutex_lock(&bfad_mutex); |
1485 | bfad_inst--; | |
1486 | list_del(&bfad->list_entry); | |
1487 | mutex_unlock(&bfad_mutex); | |
1488 | bfad_pci_uninit(pdev, bfad); | |
1489 | ||
1490 | kfree(bfad->trcmod); | |
1491 | kfree(bfad); | |
1492 | } | |
1493 | ||
881c1b3c KG |
1494 | /* |
1495 | * PCI Error Recovery entry, error detected. | |
1496 | */ | |
1497 | static pci_ers_result_t | |
1498 | bfad_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
1499 | { | |
1500 | struct bfad_s *bfad = pci_get_drvdata(pdev); | |
1501 | unsigned long flags; | |
1502 | pci_ers_result_t ret = PCI_ERS_RESULT_NONE; | |
1503 | ||
1504 | dev_printk(KERN_ERR, &pdev->dev, | |
1505 | "error detected state: %d - flags: 0x%x\n", | |
1506 | state, bfad->bfad_flags); | |
1507 | ||
1508 | switch (state) { | |
1509 | case pci_channel_io_normal: /* non-fatal error */ | |
1510 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1511 | bfad->bfad_flags &= ~BFAD_EEH_BUSY; | |
1512 | /* Suspend/fail all bfa operations */ | |
1513 | bfa_ioc_suspend(&bfad->bfa.ioc); | |
1514 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1515 | del_timer_sync(&bfad->hal_tmo); | |
1516 | ret = PCI_ERS_RESULT_CAN_RECOVER; | |
1517 | break; | |
1518 | case pci_channel_io_frozen: /* fatal error */ | |
1519 | init_completion(&bfad->comp); | |
1520 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1521 | bfad->bfad_flags |= BFAD_EEH_BUSY; | |
1522 | /* Suspend/fail all bfa operations */ | |
1523 | bfa_ioc_suspend(&bfad->bfa.ioc); | |
1524 | bfa_fcs_stop(&bfad->bfa_fcs); | |
1525 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1526 | wait_for_completion(&bfad->comp); | |
1527 | ||
1528 | bfad_remove_intr(bfad); | |
1529 | del_timer_sync(&bfad->hal_tmo); | |
1530 | pci_disable_device(pdev); | |
1531 | ret = PCI_ERS_RESULT_NEED_RESET; | |
1532 | break; | |
1533 | case pci_channel_io_perm_failure: /* PCI Card is DEAD */ | |
1534 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1535 | bfad->bfad_flags |= BFAD_EEH_BUSY | | |
1536 | BFAD_EEH_PCI_CHANNEL_IO_PERM_FAILURE; | |
1537 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1538 | ||
1539 | /* If the error_detected handler is called with the reason | |
1540 | * pci_channel_io_perm_failure - it will subsequently call | |
1541 | * pci_remove() entry point to remove the pci device from the | |
1542 | * system - So defer the cleanup to pci_remove(); cleaning up | |
1543 | * here causes inconsistent state during pci_remove(). | |
1544 | */ | |
1545 | ret = PCI_ERS_RESULT_DISCONNECT; | |
1546 | break; | |
1547 | default: | |
1548 | WARN_ON(1); | |
1549 | } | |
1550 | ||
1551 | return ret; | |
1552 | } | |
1553 | ||
1554 | int | |
1555 | restart_bfa(struct bfad_s *bfad) | |
1556 | { | |
1557 | unsigned long flags; | |
1558 | struct pci_dev *pdev = bfad->pcidev; | |
1559 | ||
1560 | bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg, | |
1561 | &bfad->meminfo, &bfad->hal_pcidev); | |
1562 | ||
1563 | /* Enable Interrupt and wait bfa_init completion */ | |
1564 | if (bfad_setup_intr(bfad)) { | |
1565 | dev_printk(KERN_WARNING, &pdev->dev, | |
1566 | "%s: bfad_setup_intr failed\n", bfad->pci_name); | |
1567 | bfa_sm_send_event(bfad, BFAD_E_INTR_INIT_FAILED); | |
1568 | return -1; | |
1569 | } | |
1570 | ||
1571 | init_completion(&bfad->comp); | |
1572 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1573 | bfa_iocfc_init(&bfad->bfa); | |
1574 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1575 | ||
1576 | /* Set up interrupt handler for each vectors */ | |
1577 | if ((bfad->bfad_flags & BFAD_MSIX_ON) && | |
1578 | bfad_install_msix_handler(bfad)) | |
1579 | dev_printk(KERN_WARNING, &pdev->dev, | |
1580 | "%s: install_msix failed.\n", bfad->pci_name); | |
1581 | ||
1582 | bfad_init_timer(bfad); | |
1583 | wait_for_completion(&bfad->comp); | |
1584 | bfad_drv_start(bfad); | |
1585 | ||
1586 | return 0; | |
1587 | } | |
1588 | ||
1589 | /* | |
1590 | * PCI Error Recovery entry, re-initialize the chip. | |
1591 | */ | |
1592 | static pci_ers_result_t | |
1593 | bfad_pci_slot_reset(struct pci_dev *pdev) | |
1594 | { | |
1595 | struct bfad_s *bfad = pci_get_drvdata(pdev); | |
1596 | u8 byte; | |
1597 | ||
1598 | dev_printk(KERN_ERR, &pdev->dev, | |
1599 | "bfad_pci_slot_reset flags: 0x%x\n", bfad->bfad_flags); | |
1600 | ||
1601 | if (pci_enable_device(pdev)) { | |
1602 | dev_printk(KERN_ERR, &pdev->dev, "Cannot re-enable " | |
1603 | "PCI device after reset.\n"); | |
1604 | return PCI_ERS_RESULT_DISCONNECT; | |
1605 | } | |
1606 | ||
1607 | pci_restore_state(pdev); | |
1608 | ||
1609 | /* | |
1610 | * Read some byte (e.g. DMA max. payload size which can't | |
1611 | * be 0xff any time) to make sure - we did not hit another PCI error | |
1612 | * in the middle of recovery. If we did, then declare permanent failure. | |
1613 | */ | |
1614 | pci_read_config_byte(pdev, 0x68, &byte); | |
1615 | if (byte == 0xff) { | |
1616 | dev_printk(KERN_ERR, &pdev->dev, | |
1617 | "slot_reset failed ... got another PCI error !\n"); | |
1618 | goto out_disable_device; | |
1619 | } | |
1620 | ||
1621 | pci_save_state(pdev); | |
1622 | pci_set_master(pdev); | |
1623 | ||
1624 | if (pci_set_dma_mask(bfad->pcidev, DMA_BIT_MASK(64)) != 0) | |
1625 | if (pci_set_dma_mask(bfad->pcidev, DMA_BIT_MASK(32)) != 0) | |
1626 | goto out_disable_device; | |
1627 | ||
1628 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
1629 | ||
1630 | if (restart_bfa(bfad) == -1) | |
1631 | goto out_disable_device; | |
1632 | ||
1633 | pci_enable_pcie_error_reporting(pdev); | |
1634 | dev_printk(KERN_WARNING, &pdev->dev, | |
1635 | "slot_reset completed flags: 0x%x!\n", bfad->bfad_flags); | |
1636 | ||
1637 | return PCI_ERS_RESULT_RECOVERED; | |
1638 | ||
1639 | out_disable_device: | |
1640 | pci_disable_device(pdev); | |
1641 | return PCI_ERS_RESULT_DISCONNECT; | |
1642 | } | |
1643 | ||
1644 | static pci_ers_result_t | |
1645 | bfad_pci_mmio_enabled(struct pci_dev *pdev) | |
1646 | { | |
1647 | unsigned long flags; | |
1648 | struct bfad_s *bfad = pci_get_drvdata(pdev); | |
1649 | ||
1650 | dev_printk(KERN_INFO, &pdev->dev, "mmio_enabled\n"); | |
1651 | ||
1652 | /* Fetch FW diagnostic information */ | |
1653 | bfa_ioc_debug_save_ftrc(&bfad->bfa.ioc); | |
1654 | ||
1655 | /* Cancel all pending IOs */ | |
1656 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1657 | init_completion(&bfad->comp); | |
1658 | bfa_fcs_stop(&bfad->bfa_fcs); | |
1659 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1660 | wait_for_completion(&bfad->comp); | |
1661 | ||
1662 | bfad_remove_intr(bfad); | |
1663 | del_timer_sync(&bfad->hal_tmo); | |
1664 | pci_disable_device(pdev); | |
1665 | ||
1666 | return PCI_ERS_RESULT_NEED_RESET; | |
1667 | } | |
1668 | ||
1669 | static void | |
1670 | bfad_pci_resume(struct pci_dev *pdev) | |
1671 | { | |
1672 | unsigned long flags; | |
1673 | struct bfad_s *bfad = pci_get_drvdata(pdev); | |
1674 | ||
1675 | dev_printk(KERN_WARNING, &pdev->dev, "resume\n"); | |
1676 | ||
1677 | /* wait until the link is online */ | |
1678 | bfad_rport_online_wait(bfad); | |
1679 | ||
1680 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1681 | bfad->bfad_flags &= ~BFAD_EEH_BUSY; | |
1682 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1683 | } | |
1684 | ||
a36c61f9 | 1685 | struct pci_device_id bfad_id_table[] = { |
7725ccfd | 1686 | { |
a36c61f9 KG |
1687 | .vendor = BFA_PCI_VENDOR_ID_BROCADE, |
1688 | .device = BFA_PCI_DEVICE_ID_FC_8G2P, | |
1689 | .subvendor = PCI_ANY_ID, | |
1690 | .subdevice = PCI_ANY_ID, | |
1691 | }, | |
7725ccfd | 1692 | { |
a36c61f9 KG |
1693 | .vendor = BFA_PCI_VENDOR_ID_BROCADE, |
1694 | .device = BFA_PCI_DEVICE_ID_FC_8G1P, | |
1695 | .subvendor = PCI_ANY_ID, | |
1696 | .subdevice = PCI_ANY_ID, | |
1697 | }, | |
7725ccfd | 1698 | { |
a36c61f9 KG |
1699 | .vendor = BFA_PCI_VENDOR_ID_BROCADE, |
1700 | .device = BFA_PCI_DEVICE_ID_CT, | |
1701 | .subvendor = PCI_ANY_ID, | |
1702 | .subdevice = PCI_ANY_ID, | |
1703 | .class = (PCI_CLASS_SERIAL_FIBER << 8), | |
1704 | .class_mask = ~0, | |
1705 | }, | |
293f82d5 | 1706 | { |
a36c61f9 KG |
1707 | .vendor = BFA_PCI_VENDOR_ID_BROCADE, |
1708 | .device = BFA_PCI_DEVICE_ID_CT_FC, | |
1709 | .subvendor = PCI_ANY_ID, | |
1710 | .subdevice = PCI_ANY_ID, | |
1711 | .class = (PCI_CLASS_SERIAL_FIBER << 8), | |
1712 | .class_mask = ~0, | |
293f82d5 | 1713 | }, |
11189208 KG |
1714 | { |
1715 | .vendor = BFA_PCI_VENDOR_ID_BROCADE, | |
1716 | .device = BFA_PCI_DEVICE_ID_CT2, | |
1717 | .subvendor = PCI_ANY_ID, | |
1718 | .subdevice = PCI_ANY_ID, | |
1719 | .class = (PCI_CLASS_SERIAL_FIBER << 8), | |
1720 | .class_mask = ~0, | |
1721 | }, | |
7725ccfd JH |
1722 | |
1723 | {0, 0}, | |
1724 | }; | |
1725 | ||
1726 | MODULE_DEVICE_TABLE(pci, bfad_id_table); | |
1727 | ||
881c1b3c KG |
1728 | /* |
1729 | * PCI error recovery handlers. | |
1730 | */ | |
1731 | static struct pci_error_handlers bfad_err_handler = { | |
1732 | .error_detected = bfad_pci_error_detected, | |
1733 | .slot_reset = bfad_pci_slot_reset, | |
1734 | .mmio_enabled = bfad_pci_mmio_enabled, | |
1735 | .resume = bfad_pci_resume, | |
1736 | }; | |
1737 | ||
7725ccfd JH |
1738 | static struct pci_driver bfad_pci_driver = { |
1739 | .name = BFAD_DRIVER_NAME, | |
1740 | .id_table = bfad_id_table, | |
1741 | .probe = bfad_pci_probe, | |
6f039790 | 1742 | .remove = bfad_pci_remove, |
881c1b3c | 1743 | .err_handler = &bfad_err_handler, |
7725ccfd JH |
1744 | }; |
1745 | ||
5fbe25c7 | 1746 | /* |
7725ccfd JH |
1747 | * Driver module init. |
1748 | */ | |
a36c61f9 | 1749 | static int __init |
7725ccfd JH |
1750 | bfad_init(void) |
1751 | { | |
a36c61f9 | 1752 | int error = 0; |
7725ccfd JH |
1753 | |
1754 | printk(KERN_INFO "Brocade BFA FC/FCOE SCSI driver - version: %s\n", | |
a36c61f9 | 1755 | BFAD_DRIVER_VERSION); |
7725ccfd JH |
1756 | |
1757 | if (num_sgpgs > 0) | |
1758 | num_sgpgs_parm = num_sgpgs; | |
1759 | ||
a36c61f9 | 1760 | error = bfad_im_module_init(); |
7725ccfd JH |
1761 | if (error) { |
1762 | error = -ENOMEM; | |
a36c61f9 | 1763 | printk(KERN_WARNING "bfad_im_module_init failure\n"); |
7725ccfd JH |
1764 | goto ext; |
1765 | } | |
1766 | ||
a36c61f9 KG |
1767 | if (strcmp(FCPI_NAME, " fcpim") == 0) |
1768 | supported_fc4s |= BFA_LPORT_ROLE_FCP_IM; | |
7725ccfd | 1769 | |
f7f73812 | 1770 | bfa_auto_recover = ioc_auto_recover; |
7725ccfd | 1771 | bfa_fcs_rport_set_del_timeout(rport_del_timeout); |
61ba4394 | 1772 | bfa_fcs_rport_set_max_logins(max_rport_logins); |
7725ccfd | 1773 | |
a36c61f9 | 1774 | error = pci_register_driver(&bfad_pci_driver); |
7725ccfd | 1775 | if (error) { |
a36c61f9 | 1776 | printk(KERN_WARNING "pci_register_driver failure\n"); |
7725ccfd JH |
1777 | goto ext; |
1778 | } | |
1779 | ||
1780 | return 0; | |
1781 | ||
1782 | ext: | |
a36c61f9 | 1783 | bfad_im_module_exit(); |
7725ccfd JH |
1784 | return error; |
1785 | } | |
1786 | ||
5fbe25c7 | 1787 | /* |
7725ccfd JH |
1788 | * Driver module exit. |
1789 | */ | |
a36c61f9 | 1790 | static void __exit |
7725ccfd JH |
1791 | bfad_exit(void) |
1792 | { | |
1793 | pci_unregister_driver(&bfad_pci_driver); | |
a36c61f9 | 1794 | bfad_im_module_exit(); |
7725ccfd JH |
1795 | bfad_free_fwimg(); |
1796 | } | |
1797 | ||
a36c61f9 | 1798 | /* Firmware handling */ |
61338a0b | 1799 | static void |
a36c61f9 KG |
1800 | bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image, |
1801 | u32 *bfi_image_size, char *fw_name) | |
1802 | { | |
1803 | const struct firmware *fw; | |
1804 | ||
1805 | if (request_firmware(&fw, fw_name, &pdev->dev)) { | |
1806 | printk(KERN_ALERT "Can't locate firmware %s\n", fw_name); | |
61338a0b JH |
1807 | *bfi_image = NULL; |
1808 | goto out; | |
a36c61f9 KG |
1809 | } |
1810 | ||
1811 | *bfi_image = vmalloc(fw->size); | |
1812 | if (NULL == *bfi_image) { | |
1813 | printk(KERN_ALERT "Fail to allocate buffer for fw image " | |
1814 | "size=%x!\n", (u32) fw->size); | |
61338a0b | 1815 | goto out; |
a36c61f9 KG |
1816 | } |
1817 | ||
1818 | memcpy(*bfi_image, fw->data, fw->size); | |
1819 | *bfi_image_size = fw->size/sizeof(u32); | |
61338a0b JH |
1820 | out: |
1821 | release_firmware(fw); | |
a36c61f9 KG |
1822 | } |
1823 | ||
61338a0b JH |
1824 | static u32 * |
1825 | bfad_load_fwimg(struct pci_dev *pdev) | |
a36c61f9 | 1826 | { |
11189208 KG |
1827 | if (pdev->device == BFA_PCI_DEVICE_ID_CT2) { |
1828 | if (bfi_image_ct2_size == 0) | |
1829 | bfad_read_firmware(pdev, &bfi_image_ct2, | |
1830 | &bfi_image_ct2_size, BFAD_FW_FILE_CT2); | |
1831 | return bfi_image_ct2; | |
1832 | } else if (bfa_asic_id_ct(pdev->device)) { | |
1833 | if (bfi_image_ct_size == 0) | |
1834 | bfad_read_firmware(pdev, &bfi_image_ct, | |
1835 | &bfi_image_ct_size, BFAD_FW_FILE_CT); | |
1836 | return bfi_image_ct; | |
a36c61f9 | 1837 | } else { |
11189208 KG |
1838 | if (bfi_image_cb_size == 0) |
1839 | bfad_read_firmware(pdev, &bfi_image_cb, | |
1840 | &bfi_image_cb_size, BFAD_FW_FILE_CB); | |
1841 | return bfi_image_cb; | |
a36c61f9 KG |
1842 | } |
1843 | } | |
7725ccfd | 1844 | |
61338a0b JH |
1845 | static void |
1846 | bfad_free_fwimg(void) | |
1847 | { | |
11189208 KG |
1848 | if (bfi_image_ct2_size && bfi_image_ct2) |
1849 | vfree(bfi_image_ct2); | |
1850 | if (bfi_image_ct_size && bfi_image_ct) | |
1851 | vfree(bfi_image_ct); | |
1852 | if (bfi_image_cb_size && bfi_image_cb) | |
1853 | vfree(bfi_image_cb); | |
61338a0b JH |
1854 | } |
1855 | ||
7725ccfd JH |
1856 | module_init(bfad_init); |
1857 | module_exit(bfad_exit); | |
1858 | MODULE_LICENSE("GPL"); | |
1859 | MODULE_DESCRIPTION("Brocade Fibre Channel HBA Driver" BFAD_PROTO_NAME); | |
1860 | MODULE_AUTHOR("Brocade Communications Systems, Inc."); | |
1861 | MODULE_VERSION(BFAD_DRIVER_VERSION); |