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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 | |
2da11ad2 VMG |
66 | #define BFAD_FW_FILE_CB "cbfw-3.2.3.0.bin" |
67 | #define BFAD_FW_FILE_CT "ctfw-3.2.3.0.bin" | |
68 | #define BFAD_FW_FILE_CT2 "ct2fw-3.2.3.0.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; |
da3e0bee | 207 | bfa_status_t ret; |
7725ccfd | 208 | |
a36c61f9 | 209 | bfa_trc(bfad, event); |
7725ccfd | 210 | |
a36c61f9 KG |
211 | switch (event) { |
212 | case BFAD_E_INIT: | |
213 | bfa_sm_set_state(bfad, bfad_sm_initializing); | |
7725ccfd | 214 | |
a36c61f9 | 215 | init_completion(&bfad->comp); |
e6714324 | 216 | |
a36c61f9 KG |
217 | /* Enable Interrupt and wait bfa_init completion */ |
218 | if (bfad_setup_intr(bfad)) { | |
219 | printk(KERN_WARNING "bfad%d: bfad_setup_intr failed\n", | |
220 | bfad->inst_no); | |
da3e0bee | 221 | bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED); |
a36c61f9 KG |
222 | break; |
223 | } | |
224 | ||
225 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
f7f73812 | 226 | bfa_iocfc_init(&bfad->bfa); |
a36c61f9 KG |
227 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
228 | ||
229 | /* Set up interrupt handler for each vectors */ | |
230 | if ((bfad->bfad_flags & BFAD_MSIX_ON) && | |
231 | bfad_install_msix_handler(bfad)) { | |
232 | printk(KERN_WARNING "%s: install_msix failed, bfad%d\n", | |
233 | __func__, bfad->inst_no); | |
234 | } | |
235 | ||
236 | bfad_init_timer(bfad); | |
237 | ||
238 | wait_for_completion(&bfad->comp); | |
239 | ||
240 | if ((bfad->bfad_flags & BFAD_HAL_INIT_DONE)) { | |
241 | bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS); | |
242 | } else { | |
7c38c05b KG |
243 | printk(KERN_WARNING |
244 | "bfa %s: bfa init failed\n", | |
245 | bfad->pci_name); | |
da3e0bee VMG |
246 | spin_lock_irqsave(&bfad->bfad_lock, flags); |
247 | bfa_fcs_init(&bfad->bfa_fcs); | |
248 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
249 | ||
250 | ret = bfad_cfg_pport(bfad, BFA_LPORT_ROLE_FCP_IM); | |
251 | if (ret != BFA_STATUS_OK) { | |
252 | init_completion(&bfad->comp); | |
253 | ||
254 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
255 | bfad->pport.flags |= BFAD_PORT_DELETE; | |
256 | bfa_fcs_exit(&bfad->bfa_fcs); | |
257 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
258 | ||
259 | wait_for_completion(&bfad->comp); | |
260 | ||
261 | bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED); | |
262 | break; | |
263 | } | |
a36c61f9 | 264 | bfad->bfad_flags |= BFAD_HAL_INIT_FAIL; |
da3e0bee | 265 | bfa_sm_send_event(bfad, BFAD_E_HAL_INIT_FAILED); |
a36c61f9 KG |
266 | } |
267 | ||
268 | break; | |
269 | ||
270 | case BFAD_E_KTHREAD_CREATE_FAILED: | |
271 | bfa_sm_set_state(bfad, bfad_sm_uninit); | |
272 | break; | |
273 | ||
274 | default: | |
275 | bfa_sm_fault(bfad, event); | |
276 | } | |
7725ccfd JH |
277 | } |
278 | ||
279 | static void | |
a36c61f9 | 280 | bfad_sm_initializing(struct bfad_s *bfad, enum bfad_sm_event event) |
7725ccfd | 281 | { |
a36c61f9 KG |
282 | int retval; |
283 | unsigned long flags; | |
284 | ||
285 | bfa_trc(bfad, event); | |
286 | ||
287 | switch (event) { | |
288 | case BFAD_E_INIT_SUCCESS: | |
289 | kthread_stop(bfad->bfad_tsk); | |
290 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
291 | bfad->bfad_tsk = NULL; | |
292 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
293 | ||
294 | retval = bfad_start_ops(bfad); | |
da3e0bee VMG |
295 | if (retval != BFA_STATUS_OK) { |
296 | bfa_sm_set_state(bfad, bfad_sm_failed); | |
a36c61f9 | 297 | break; |
da3e0bee | 298 | } |
a36c61f9 KG |
299 | bfa_sm_set_state(bfad, bfad_sm_operational); |
300 | break; | |
301 | ||
da3e0bee | 302 | case BFAD_E_INIT_FAILED: |
a36c61f9 KG |
303 | bfa_sm_set_state(bfad, bfad_sm_uninit); |
304 | kthread_stop(bfad->bfad_tsk); | |
305 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
306 | bfad->bfad_tsk = NULL; | |
307 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
308 | break; | |
309 | ||
da3e0bee | 310 | case BFAD_E_HAL_INIT_FAILED: |
a36c61f9 KG |
311 | bfa_sm_set_state(bfad, bfad_sm_failed); |
312 | break; | |
313 | default: | |
314 | bfa_sm_fault(bfad, event); | |
315 | } | |
7725ccfd JH |
316 | } |
317 | ||
318 | static void | |
a36c61f9 | 319 | bfad_sm_failed(struct bfad_s *bfad, enum bfad_sm_event event) |
7725ccfd | 320 | { |
a36c61f9 | 321 | int retval; |
7725ccfd | 322 | |
a36c61f9 KG |
323 | bfa_trc(bfad, event); |
324 | ||
325 | switch (event) { | |
326 | case BFAD_E_INIT_SUCCESS: | |
327 | retval = bfad_start_ops(bfad); | |
328 | if (retval != BFA_STATUS_OK) | |
329 | break; | |
330 | bfa_sm_set_state(bfad, bfad_sm_operational); | |
331 | break; | |
332 | ||
333 | case BFAD_E_STOP: | |
da3e0bee VMG |
334 | bfa_sm_set_state(bfad, bfad_sm_fcs_exit); |
335 | bfa_sm_send_event(bfad, BFAD_E_FCS_EXIT_COMP); | |
a36c61f9 KG |
336 | break; |
337 | ||
338 | case BFAD_E_EXIT_COMP: | |
339 | bfa_sm_set_state(bfad, bfad_sm_uninit); | |
340 | bfad_remove_intr(bfad); | |
341 | del_timer_sync(&bfad->hal_tmo); | |
342 | break; | |
343 | ||
344 | default: | |
345 | bfa_sm_fault(bfad, event); | |
346 | } | |
7725ccfd JH |
347 | } |
348 | ||
a36c61f9 KG |
349 | static void |
350 | bfad_sm_operational(struct bfad_s *bfad, enum bfad_sm_event event) | |
7725ccfd | 351 | { |
a36c61f9 | 352 | bfa_trc(bfad, event); |
7725ccfd | 353 | |
a36c61f9 KG |
354 | switch (event) { |
355 | case BFAD_E_STOP: | |
356 | bfa_sm_set_state(bfad, bfad_sm_fcs_exit); | |
357 | bfad_fcs_stop(bfad); | |
358 | break; | |
7725ccfd | 359 | |
a36c61f9 KG |
360 | default: |
361 | bfa_sm_fault(bfad, event); | |
362 | } | |
363 | } | |
7725ccfd | 364 | |
a36c61f9 KG |
365 | static void |
366 | bfad_sm_fcs_exit(struct bfad_s *bfad, enum bfad_sm_event event) | |
367 | { | |
368 | bfa_trc(bfad, event); | |
369 | ||
370 | switch (event) { | |
371 | case BFAD_E_FCS_EXIT_COMP: | |
372 | bfa_sm_set_state(bfad, bfad_sm_stopping); | |
373 | bfad_stop(bfad); | |
374 | break; | |
375 | ||
376 | default: | |
377 | bfa_sm_fault(bfad, event); | |
378 | } | |
7725ccfd JH |
379 | } |
380 | ||
381 | static void | |
a36c61f9 | 382 | bfad_sm_stopping(struct bfad_s *bfad, enum bfad_sm_event event) |
7725ccfd | 383 | { |
a36c61f9 | 384 | bfa_trc(bfad, event); |
7725ccfd | 385 | |
a36c61f9 KG |
386 | switch (event) { |
387 | case BFAD_E_EXIT_COMP: | |
388 | bfa_sm_set_state(bfad, bfad_sm_uninit); | |
389 | bfad_remove_intr(bfad); | |
390 | del_timer_sync(&bfad->hal_tmo); | |
391 | bfad_im_probe_undo(bfad); | |
392 | bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE; | |
393 | bfad_uncfg_pport(bfad); | |
394 | break; | |
7725ccfd | 395 | |
a36c61f9 KG |
396 | default: |
397 | bfa_sm_fault(bfad, event); | |
398 | break; | |
399 | } | |
7725ccfd JH |
400 | } |
401 | ||
5fbe25c7 | 402 | /* |
7725ccfd JH |
403 | * BFA callbacks |
404 | */ | |
405 | void | |
406 | bfad_hcb_comp(void *arg, bfa_status_t status) | |
407 | { | |
408 | struct bfad_hal_comp *fcomp = (struct bfad_hal_comp *)arg; | |
409 | ||
410 | fcomp->status = status; | |
411 | complete(&fcomp->comp); | |
412 | } | |
413 | ||
5fbe25c7 | 414 | /* |
7725ccfd JH |
415 | * bfa_init callback |
416 | */ | |
417 | void | |
418 | bfa_cb_init(void *drv, bfa_status_t init_status) | |
419 | { | |
a36c61f9 | 420 | struct bfad_s *bfad = drv; |
7725ccfd | 421 | |
e6714324 | 422 | if (init_status == BFA_STATUS_OK) { |
7725ccfd JH |
423 | bfad->bfad_flags |= BFAD_HAL_INIT_DONE; |
424 | ||
a36c61f9 KG |
425 | /* |
426 | * If BFAD_HAL_INIT_FAIL flag is set: | |
e6714324 KG |
427 | * Wake up the kernel thread to start |
428 | * the bfad operations after HAL init done | |
429 | */ | |
430 | if ((bfad->bfad_flags & BFAD_HAL_INIT_FAIL)) { | |
431 | bfad->bfad_flags &= ~BFAD_HAL_INIT_FAIL; | |
432 | wake_up_process(bfad->bfad_tsk); | |
433 | } | |
434 | } | |
435 | ||
7725ccfd JH |
436 | complete(&bfad->comp); |
437 | } | |
438 | ||
5fbe25c7 | 439 | /* |
7725ccfd JH |
440 | * BFA_FCS callbacks |
441 | */ | |
7725ccfd | 442 | struct bfad_port_s * |
a36c61f9 KG |
443 | bfa_fcb_lport_new(struct bfad_s *bfad, struct bfa_fcs_lport_s *port, |
444 | enum bfa_lport_role roles, struct bfad_vf_s *vf_drv, | |
7725ccfd JH |
445 | struct bfad_vport_s *vp_drv) |
446 | { | |
a36c61f9 KG |
447 | bfa_status_t rc; |
448 | struct bfad_port_s *port_drv; | |
7725ccfd JH |
449 | |
450 | if (!vp_drv && !vf_drv) { | |
451 | port_drv = &bfad->pport; | |
452 | port_drv->pvb_type = BFAD_PORT_PHYS_BASE; | |
453 | } else if (!vp_drv && vf_drv) { | |
454 | port_drv = &vf_drv->base_port; | |
455 | port_drv->pvb_type = BFAD_PORT_VF_BASE; | |
456 | } else if (vp_drv && !vf_drv) { | |
457 | port_drv = &vp_drv->drv_port; | |
458 | port_drv->pvb_type = BFAD_PORT_PHYS_VPORT; | |
459 | } else { | |
460 | port_drv = &vp_drv->drv_port; | |
461 | port_drv->pvb_type = BFAD_PORT_VF_VPORT; | |
462 | } | |
463 | ||
464 | port_drv->fcs_port = port; | |
465 | port_drv->roles = roles; | |
a36c61f9 KG |
466 | |
467 | if (roles & BFA_LPORT_ROLE_FCP_IM) { | |
468 | rc = bfad_im_port_new(bfad, port_drv); | |
469 | if (rc != BFA_STATUS_OK) { | |
470 | bfad_im_port_delete(bfad, port_drv); | |
471 | port_drv = NULL; | |
472 | } | |
7725ccfd JH |
473 | } |
474 | ||
475 | return port_drv; | |
476 | } | |
477 | ||
5fbe25c7 | 478 | /* |
7725ccfd JH |
479 | * FCS RPORT alloc callback, after successful PLOGI by FCS |
480 | */ | |
481 | bfa_status_t | |
482 | bfa_fcb_rport_alloc(struct bfad_s *bfad, struct bfa_fcs_rport_s **rport, | |
483 | struct bfad_rport_s **rport_drv) | |
484 | { | |
a36c61f9 | 485 | bfa_status_t rc = BFA_STATUS_OK; |
7725ccfd JH |
486 | |
487 | *rport_drv = kzalloc(sizeof(struct bfad_rport_s), GFP_ATOMIC); | |
488 | if (*rport_drv == NULL) { | |
489 | rc = BFA_STATUS_ENOMEM; | |
490 | goto ext; | |
491 | } | |
492 | ||
493 | *rport = &(*rport_drv)->fcs_rport; | |
494 | ||
495 | ext: | |
496 | return rc; | |
497 | } | |
498 | ||
5fbe25c7 | 499 | /* |
d9883548 JH |
500 | * FCS PBC VPORT Create |
501 | */ | |
502 | void | |
503 | bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s pbc_vport) | |
504 | { | |
505 | ||
a36c61f9 KG |
506 | struct bfa_lport_cfg_s port_cfg = {0}; |
507 | struct bfad_vport_s *vport; | |
508 | int rc; | |
d9883548 | 509 | |
dc6d2a0f | 510 | vport = kzalloc(sizeof(struct bfad_vport_s), GFP_ATOMIC); |
a36c61f9 | 511 | if (!vport) { |
d9883548 JH |
512 | bfa_trc(bfad, 0); |
513 | return; | |
514 | } | |
7725ccfd | 515 | |
a36c61f9 KG |
516 | vport->drv_port.bfad = bfad; |
517 | port_cfg.roles = BFA_LPORT_ROLE_FCP_IM; | |
518 | port_cfg.pwwn = pbc_vport.vp_pwwn; | |
519 | port_cfg.nwwn = pbc_vport.vp_nwwn; | |
520 | port_cfg.preboot_vp = BFA_TRUE; | |
521 | ||
522 | rc = bfa_fcs_pbc_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, 0, | |
523 | &port_cfg, vport); | |
d9883548 | 524 | |
a36c61f9 KG |
525 | if (rc != BFA_STATUS_OK) { |
526 | bfa_trc(bfad, 0); | |
527 | return; | |
528 | } | |
d9883548 | 529 | |
a36c61f9 | 530 | list_add_tail(&vport->list_entry, &bfad->pbc_vport_list); |
d9883548 | 531 | } |
7725ccfd JH |
532 | |
533 | void | |
534 | bfad_hal_mem_release(struct bfad_s *bfad) | |
535 | { | |
7725ccfd | 536 | struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo; |
4507025d KG |
537 | struct bfa_mem_dma_s *dma_info, *dma_elem; |
538 | struct bfa_mem_kva_s *kva_info, *kva_elem; | |
539 | struct list_head *dm_qe, *km_qe; | |
540 | ||
541 | dma_info = &hal_meminfo->dma_info; | |
542 | kva_info = &hal_meminfo->kva_info; | |
543 | ||
544 | /* Iterate through the KVA meminfo queue */ | |
545 | list_for_each(km_qe, &kva_info->qe) { | |
546 | kva_elem = (struct bfa_mem_kva_s *) km_qe; | |
547 | vfree(kva_elem->kva); | |
548 | } | |
549 | ||
550 | /* Iterate through the DMA meminfo queue */ | |
551 | list_for_each(dm_qe, &dma_info->qe) { | |
552 | dma_elem = (struct bfa_mem_dma_s *) dm_qe; | |
553 | dma_free_coherent(&bfad->pcidev->dev, | |
554 | dma_elem->mem_len, dma_elem->kva, | |
555 | (dma_addr_t) dma_elem->dma); | |
7725ccfd JH |
556 | } |
557 | ||
558 | memset(hal_meminfo, 0, sizeof(struct bfa_meminfo_s)); | |
559 | } | |
560 | ||
561 | void | |
562 | bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg) | |
563 | { | |
564 | if (num_rports > 0) | |
565 | bfa_cfg->fwcfg.num_rports = num_rports; | |
566 | if (num_ios > 0) | |
567 | bfa_cfg->fwcfg.num_ioim_reqs = num_ios; | |
568 | if (num_tms > 0) | |
569 | bfa_cfg->fwcfg.num_tskim_reqs = num_tms; | |
4507025d | 570 | if (num_fcxps > 0 && num_fcxps <= BFA_FCXP_MAX) |
7725ccfd | 571 | bfa_cfg->fwcfg.num_fcxp_reqs = num_fcxps; |
4507025d | 572 | if (num_ufbufs > 0 && num_ufbufs <= BFA_UF_MAX) |
7725ccfd JH |
573 | bfa_cfg->fwcfg.num_uf_bufs = num_ufbufs; |
574 | if (reqq_size > 0) | |
575 | bfa_cfg->drvcfg.num_reqq_elems = reqq_size; | |
576 | if (rspq_size > 0) | |
577 | bfa_cfg->drvcfg.num_rspq_elems = rspq_size; | |
4507025d | 578 | if (num_sgpgs > 0 && num_sgpgs <= BFA_SGPG_MAX) |
7725ccfd JH |
579 | bfa_cfg->drvcfg.num_sgpgs = num_sgpgs; |
580 | ||
581 | /* | |
582 | * populate the hal values back to the driver for sysfs use. | |
583 | * otherwise, the default values will be shown as 0 in sysfs | |
584 | */ | |
585 | num_rports = bfa_cfg->fwcfg.num_rports; | |
a36c61f9 KG |
586 | num_ios = bfa_cfg->fwcfg.num_ioim_reqs; |
587 | num_tms = bfa_cfg->fwcfg.num_tskim_reqs; | |
588 | num_fcxps = bfa_cfg->fwcfg.num_fcxp_reqs; | |
7725ccfd | 589 | num_ufbufs = bfa_cfg->fwcfg.num_uf_bufs; |
a36c61f9 KG |
590 | reqq_size = bfa_cfg->drvcfg.num_reqq_elems; |
591 | rspq_size = bfa_cfg->drvcfg.num_rspq_elems; | |
592 | num_sgpgs = bfa_cfg->drvcfg.num_sgpgs; | |
7725ccfd JH |
593 | } |
594 | ||
595 | bfa_status_t | |
596 | bfad_hal_mem_alloc(struct bfad_s *bfad) | |
597 | { | |
598 | struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo; | |
4507025d KG |
599 | struct bfa_mem_dma_s *dma_info, *dma_elem; |
600 | struct bfa_mem_kva_s *kva_info, *kva_elem; | |
601 | struct list_head *dm_qe, *km_qe; | |
a36c61f9 | 602 | bfa_status_t rc = BFA_STATUS_OK; |
4507025d | 603 | dma_addr_t phys_addr; |
7725ccfd JH |
604 | |
605 | bfa_cfg_get_default(&bfad->ioc_cfg); | |
7725ccfd JH |
606 | bfad_update_hal_cfg(&bfad->ioc_cfg); |
607 | bfad->cfg_data.ioc_queue_depth = bfad->ioc_cfg.fwcfg.num_ioim_reqs; | |
4507025d KG |
608 | bfa_cfg_get_meminfo(&bfad->ioc_cfg, hal_meminfo, &bfad->bfa); |
609 | ||
610 | dma_info = &hal_meminfo->dma_info; | |
611 | kva_info = &hal_meminfo->kva_info; | |
612 | ||
613 | /* Iterate through the KVA meminfo queue */ | |
614 | list_for_each(km_qe, &kva_info->qe) { | |
615 | kva_elem = (struct bfa_mem_kva_s *) km_qe; | |
616 | kva_elem->kva = vmalloc(kva_elem->mem_len); | |
617 | if (kva_elem->kva == NULL) { | |
618 | bfad_hal_mem_release(bfad); | |
619 | rc = BFA_STATUS_ENOMEM; | |
620 | goto ext; | |
621 | } | |
622 | memset(kva_elem->kva, 0, kva_elem->mem_len); | |
623 | } | |
7725ccfd | 624 | |
4507025d KG |
625 | /* Iterate through the DMA meminfo queue */ |
626 | list_for_each(dm_qe, &dma_info->qe) { | |
627 | dma_elem = (struct bfa_mem_dma_s *) dm_qe; | |
628 | dma_elem->kva = dma_alloc_coherent(&bfad->pcidev->dev, | |
629 | dma_elem->mem_len, | |
630 | &phys_addr, GFP_KERNEL); | |
631 | if (dma_elem->kva == NULL) { | |
632 | bfad_hal_mem_release(bfad); | |
633 | rc = BFA_STATUS_ENOMEM; | |
634 | goto ext; | |
7725ccfd | 635 | } |
4507025d KG |
636 | dma_elem->dma = phys_addr; |
637 | memset(dma_elem->kva, 0, dma_elem->mem_len); | |
7725ccfd JH |
638 | } |
639 | ext: | |
640 | return rc; | |
641 | } | |
642 | ||
5fbe25c7 | 643 | /* |
7725ccfd JH |
644 | * Create a vport under a vf. |
645 | */ | |
646 | bfa_status_t | |
647 | bfad_vport_create(struct bfad_s *bfad, u16 vf_id, | |
a36c61f9 | 648 | struct bfa_lport_cfg_s *port_cfg, struct device *dev) |
7725ccfd | 649 | { |
a36c61f9 KG |
650 | struct bfad_vport_s *vport; |
651 | int rc = BFA_STATUS_OK; | |
652 | unsigned long flags; | |
7725ccfd JH |
653 | struct completion fcomp; |
654 | ||
655 | vport = kzalloc(sizeof(struct bfad_vport_s), GFP_KERNEL); | |
656 | if (!vport) { | |
657 | rc = BFA_STATUS_ENOMEM; | |
658 | goto ext; | |
659 | } | |
660 | ||
661 | vport->drv_port.bfad = bfad; | |
662 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
a36c61f9 KG |
663 | rc = bfa_fcs_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, vf_id, |
664 | port_cfg, vport); | |
7725ccfd JH |
665 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
666 | ||
667 | if (rc != BFA_STATUS_OK) | |
668 | goto ext_free_vport; | |
669 | ||
a36c61f9 | 670 | if (port_cfg->roles & BFA_LPORT_ROLE_FCP_IM) { |
b504293f JH |
671 | rc = bfad_im_scsi_host_alloc(bfad, vport->drv_port.im_port, |
672 | dev); | |
7725ccfd JH |
673 | if (rc != BFA_STATUS_OK) |
674 | goto ext_free_fcs_vport; | |
675 | } | |
676 | ||
677 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
678 | bfa_fcs_vport_start(&vport->fcs_vport); | |
5b7db7af | 679 | list_add_tail(&vport->list_entry, &bfad->vport_list); |
7725ccfd JH |
680 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
681 | ||
682 | return BFA_STATUS_OK; | |
683 | ||
684 | ext_free_fcs_vport: | |
685 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
686 | vport->comp_del = &fcomp; | |
687 | init_completion(vport->comp_del); | |
688 | bfa_fcs_vport_delete(&vport->fcs_vport); | |
689 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
690 | wait_for_completion(vport->comp_del); | |
691 | ext_free_vport: | |
692 | kfree(vport); | |
693 | ext: | |
694 | return rc; | |
695 | } | |
696 | ||
7725ccfd JH |
697 | void |
698 | bfad_bfa_tmo(unsigned long data) | |
699 | { | |
a36c61f9 KG |
700 | struct bfad_s *bfad = (struct bfad_s *) data; |
701 | unsigned long flags; | |
702 | struct list_head doneq; | |
7725ccfd JH |
703 | |
704 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
705 | ||
f7f73812 | 706 | bfa_timer_beat(&bfad->bfa.timer_mod); |
7725ccfd JH |
707 | |
708 | bfa_comp_deq(&bfad->bfa, &doneq); | |
709 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
710 | ||
711 | if (!list_empty(&doneq)) { | |
712 | bfa_comp_process(&bfad->bfa, &doneq); | |
713 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
714 | bfa_comp_free(&bfad->bfa, &doneq); | |
715 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
716 | } | |
717 | ||
a36c61f9 KG |
718 | mod_timer(&bfad->hal_tmo, |
719 | jiffies + msecs_to_jiffies(BFA_TIMER_FREQ)); | |
7725ccfd JH |
720 | } |
721 | ||
722 | void | |
723 | bfad_init_timer(struct bfad_s *bfad) | |
724 | { | |
725 | init_timer(&bfad->hal_tmo); | |
726 | bfad->hal_tmo.function = bfad_bfa_tmo; | |
727 | bfad->hal_tmo.data = (unsigned long)bfad; | |
728 | ||
a36c61f9 KG |
729 | mod_timer(&bfad->hal_tmo, |
730 | jiffies + msecs_to_jiffies(BFA_TIMER_FREQ)); | |
7725ccfd JH |
731 | } |
732 | ||
733 | int | |
734 | bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad) | |
735 | { | |
a36c61f9 | 736 | int rc = -ENODEV; |
7725ccfd JH |
737 | |
738 | if (pci_enable_device(pdev)) { | |
a36c61f9 | 739 | printk(KERN_ERR "pci_enable_device fail %p\n", pdev); |
7725ccfd JH |
740 | goto out; |
741 | } | |
742 | ||
743 | if (pci_request_regions(pdev, BFAD_DRIVER_NAME)) | |
744 | goto out_disable_device; | |
745 | ||
746 | pci_set_master(pdev); | |
747 | ||
748 | ||
10a07379 KG |
749 | if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) || |
750 | (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0)) { | |
751 | if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) || | |
752 | (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)) != 0)) { | |
a36c61f9 | 753 | printk(KERN_ERR "pci_set_dma_mask fail %p\n", pdev); |
7725ccfd JH |
754 | goto out_release_region; |
755 | } | |
10a07379 | 756 | } |
7725ccfd | 757 | |
881c1b3c KG |
758 | /* Enable PCIE Advanced Error Recovery (AER) if kernel supports */ |
759 | pci_enable_pcie_error_reporting(pdev); | |
760 | ||
b3522f08 | 761 | bfad->pci_bar0_kva = pci_iomap(pdev, 0, pci_resource_len(pdev, 0)); |
11189208 | 762 | bfad->pci_bar2_kva = pci_iomap(pdev, 2, pci_resource_len(pdev, 2)); |
7725ccfd JH |
763 | |
764 | if (bfad->pci_bar0_kva == NULL) { | |
a36c61f9 | 765 | printk(KERN_ERR "Fail to map bar0\n"); |
7725ccfd JH |
766 | goto out_release_region; |
767 | } | |
768 | ||
769 | bfad->hal_pcidev.pci_slot = PCI_SLOT(pdev->devfn); | |
770 | bfad->hal_pcidev.pci_func = PCI_FUNC(pdev->devfn); | |
771 | bfad->hal_pcidev.pci_bar_kva = bfad->pci_bar0_kva; | |
772 | bfad->hal_pcidev.device_id = pdev->device; | |
1a4d8e1b | 773 | bfad->hal_pcidev.ssid = pdev->subsystem_device; |
7725ccfd JH |
774 | bfad->pci_name = pci_name(pdev); |
775 | ||
776 | bfad->pci_attr.vendor_id = pdev->vendor; | |
777 | bfad->pci_attr.device_id = pdev->device; | |
778 | bfad->pci_attr.ssid = pdev->subsystem_device; | |
779 | bfad->pci_attr.ssvid = pdev->subsystem_vendor; | |
780 | bfad->pci_attr.pcifn = PCI_FUNC(pdev->devfn); | |
781 | ||
782 | bfad->pcidev = pdev; | |
a36c61f9 KG |
783 | |
784 | /* Adjust PCIe Maximum Read Request Size */ | |
c0102c00 YW |
785 | if (pci_is_pcie(pdev) && pcie_max_read_reqsz) { |
786 | if (pcie_max_read_reqsz >= 128 && | |
787 | pcie_max_read_reqsz <= 4096 && | |
788 | is_power_of_2(pcie_max_read_reqsz)) { | |
789 | int max_rq = pcie_get_readrq(pdev); | |
790 | printk(KERN_WARNING "BFA[%s]: " | |
a36c61f9 | 791 | "pcie_max_read_request_size is %d, " |
c0102c00 | 792 | "reset to %d\n", bfad->pci_name, max_rq, |
a36c61f9 | 793 | pcie_max_read_reqsz); |
c0102c00 YW |
794 | pcie_set_readrq(pdev, pcie_max_read_reqsz); |
795 | } else { | |
796 | printk(KERN_WARNING "BFA[%s]: invalid " | |
797 | "pcie_max_read_request_size %d ignored\n", | |
798 | bfad->pci_name, pcie_max_read_reqsz); | |
a36c61f9 KG |
799 | } |
800 | } | |
801 | ||
881c1b3c KG |
802 | pci_save_state(pdev); |
803 | ||
7725ccfd JH |
804 | return 0; |
805 | ||
806 | out_release_region: | |
807 | pci_release_regions(pdev); | |
808 | out_disable_device: | |
809 | pci_disable_device(pdev); | |
810 | out: | |
811 | return rc; | |
812 | } | |
813 | ||
814 | void | |
815 | bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad) | |
816 | { | |
7725ccfd | 817 | pci_iounmap(pdev, bfad->pci_bar0_kva); |
11189208 | 818 | pci_iounmap(pdev, bfad->pci_bar2_kva); |
7725ccfd | 819 | pci_release_regions(pdev); |
881c1b3c KG |
820 | /* Disable PCIE Advanced Error Recovery (AER) */ |
821 | pci_disable_pcie_error_reporting(pdev); | |
7725ccfd | 822 | pci_disable_device(pdev); |
7725ccfd JH |
823 | } |
824 | ||
7725ccfd JH |
825 | bfa_status_t |
826 | bfad_drv_init(struct bfad_s *bfad) | |
827 | { | |
a36c61f9 KG |
828 | bfa_status_t rc; |
829 | unsigned long flags; | |
7725ccfd JH |
830 | |
831 | bfad->cfg_data.rport_del_timeout = rport_del_timeout; | |
832 | bfad->cfg_data.lun_queue_depth = bfa_lun_queue_depth; | |
833 | bfad->cfg_data.io_max_sge = bfa_io_max_sge; | |
834 | bfad->cfg_data.binding_method = FCP_PWWN_BINDING; | |
835 | ||
836 | rc = bfad_hal_mem_alloc(bfad); | |
837 | if (rc != BFA_STATUS_OK) { | |
838 | printk(KERN_WARNING "bfad%d bfad_hal_mem_alloc failure\n", | |
839 | bfad->inst_no); | |
840 | printk(KERN_WARNING | |
a36c61f9 KG |
841 | "Not enough memory to attach all Brocade HBA ports, %s", |
842 | "System may need more memory.\n"); | |
da3e0bee | 843 | return BFA_STATUS_FAILED; |
7725ccfd JH |
844 | } |
845 | ||
f7f73812 MZ |
846 | bfad->bfa.trcmod = bfad->trcmod; |
847 | bfad->bfa.plog = &bfad->plog_buf; | |
7725ccfd JH |
848 | bfa_plog_init(&bfad->plog_buf); |
849 | bfa_plog_str(&bfad->plog_buf, BFA_PL_MID_DRVR, BFA_PL_EID_DRIVER_START, | |
850 | 0, "Driver Attach"); | |
851 | ||
852 | bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg, &bfad->meminfo, | |
853 | &bfad->hal_pcidev); | |
854 | ||
a36c61f9 | 855 | /* FCS INIT */ |
7725ccfd | 856 | spin_lock_irqsave(&bfad->bfad_lock, flags); |
f7f73812 | 857 | bfad->bfa_fcs.trcmod = bfad->trcmod; |
82794a2e | 858 | bfa_fcs_attach(&bfad->bfa_fcs, &bfad->bfa, bfad, BFA_FALSE); |
f7f73812 | 859 | bfad->bfa_fcs.fdmi_enabled = fdmi_enable; |
7725ccfd JH |
860 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
861 | ||
862 | bfad->bfad_flags |= BFAD_DRV_INIT_DONE; | |
a36c61f9 | 863 | |
7725ccfd | 864 | return BFA_STATUS_OK; |
7725ccfd JH |
865 | } |
866 | ||
867 | void | |
868 | bfad_drv_uninit(struct bfad_s *bfad) | |
869 | { | |
e6714324 KG |
870 | unsigned long flags; |
871 | ||
872 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
873 | init_completion(&bfad->comp); | |
f7f73812 | 874 | bfa_iocfc_stop(&bfad->bfa); |
e6714324 KG |
875 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
876 | wait_for_completion(&bfad->comp); | |
877 | ||
7725ccfd JH |
878 | del_timer_sync(&bfad->hal_tmo); |
879 | bfa_isr_disable(&bfad->bfa); | |
880 | bfa_detach(&bfad->bfa); | |
881 | bfad_remove_intr(bfad); | |
7725ccfd | 882 | bfad_hal_mem_release(bfad); |
e6714324 KG |
883 | |
884 | bfad->bfad_flags &= ~BFAD_DRV_INIT_DONE; | |
7725ccfd JH |
885 | } |
886 | ||
887 | void | |
888 | bfad_drv_start(struct bfad_s *bfad) | |
889 | { | |
a36c61f9 | 890 | unsigned long flags; |
7725ccfd JH |
891 | |
892 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
f7f73812 | 893 | bfa_iocfc_start(&bfad->bfa); |
75332a70 | 894 | bfa_fcs_pbc_vport_init(&bfad->bfa_fcs); |
f7f73812 | 895 | bfa_fcs_fabric_modstart(&bfad->bfa_fcs); |
7725ccfd JH |
896 | bfad->bfad_flags |= BFAD_HAL_START_DONE; |
897 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
898 | ||
a36c61f9 KG |
899 | if (bfad->im) |
900 | flush_workqueue(bfad->im->drv_workq); | |
7725ccfd JH |
901 | } |
902 | ||
903 | void | |
a36c61f9 | 904 | bfad_fcs_stop(struct bfad_s *bfad) |
7725ccfd | 905 | { |
a36c61f9 | 906 | unsigned long flags; |
7725ccfd JH |
907 | |
908 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
909 | init_completion(&bfad->comp); | |
910 | bfad->pport.flags |= BFAD_PORT_DELETE; | |
911 | bfa_fcs_exit(&bfad->bfa_fcs); | |
912 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
913 | wait_for_completion(&bfad->comp); | |
914 | ||
a36c61f9 KG |
915 | bfa_sm_send_event(bfad, BFAD_E_FCS_EXIT_COMP); |
916 | } | |
917 | ||
918 | void | |
919 | bfad_stop(struct bfad_s *bfad) | |
920 | { | |
921 | unsigned long flags; | |
922 | ||
7725ccfd JH |
923 | spin_lock_irqsave(&bfad->bfad_lock, flags); |
924 | init_completion(&bfad->comp); | |
f7f73812 | 925 | bfa_iocfc_stop(&bfad->bfa); |
7725ccfd JH |
926 | bfad->bfad_flags &= ~BFAD_HAL_START_DONE; |
927 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
928 | wait_for_completion(&bfad->comp); | |
a36c61f9 KG |
929 | |
930 | bfa_sm_send_event(bfad, BFAD_E_EXIT_COMP); | |
7725ccfd JH |
931 | } |
932 | ||
933 | bfa_status_t | |
a36c61f9 | 934 | bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role) |
7725ccfd | 935 | { |
a36c61f9 | 936 | int rc = BFA_STATUS_OK; |
7725ccfd | 937 | |
a36c61f9 KG |
938 | /* Allocate scsi_host for the physical port */ |
939 | if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) && | |
940 | (role & BFA_LPORT_ROLE_FCP_IM)) { | |
7725ccfd JH |
941 | if (bfad->pport.im_port == NULL) { |
942 | rc = BFA_STATUS_FAILED; | |
943 | goto out; | |
944 | } | |
945 | ||
b504293f JH |
946 | rc = bfad_im_scsi_host_alloc(bfad, bfad->pport.im_port, |
947 | &bfad->pcidev->dev); | |
7725ccfd JH |
948 | if (rc != BFA_STATUS_OK) |
949 | goto out; | |
950 | ||
a36c61f9 | 951 | bfad->pport.roles |= BFA_LPORT_ROLE_FCP_IM; |
7725ccfd JH |
952 | } |
953 | ||
954 | bfad->bfad_flags |= BFAD_CFG_PPORT_DONE; | |
955 | ||
956 | out: | |
957 | return rc; | |
958 | } | |
959 | ||
960 | void | |
961 | bfad_uncfg_pport(struct bfad_s *bfad) | |
962 | { | |
a36c61f9 KG |
963 | if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) && |
964 | (bfad->pport.roles & BFA_LPORT_ROLE_FCP_IM)) { | |
7725ccfd JH |
965 | bfad_im_scsi_host_free(bfad, bfad->pport.im_port); |
966 | bfad_im_port_clean(bfad->pport.im_port); | |
967 | kfree(bfad->pport.im_port); | |
a36c61f9 | 968 | bfad->pport.roles &= ~BFA_LPORT_ROLE_FCP_IM; |
7725ccfd JH |
969 | } |
970 | ||
971 | bfad->bfad_flags &= ~BFAD_CFG_PPORT_DONE; | |
972 | } | |
973 | ||
e6714324 | 974 | bfa_status_t |
a36c61f9 KG |
975 | bfad_start_ops(struct bfad_s *bfad) { |
976 | ||
977 | int retval; | |
978 | unsigned long flags; | |
979 | struct bfad_vport_s *vport, *vport_new; | |
980 | struct bfa_fcs_driver_info_s driver_info; | |
981 | ||
61e62e21 KG |
982 | /* Limit min/max. xfer size to [64k-32MB] */ |
983 | if (max_xfer_size < BFAD_MIN_SECTORS >> 1) | |
984 | max_xfer_size = BFAD_MIN_SECTORS >> 1; | |
985 | if (max_xfer_size > BFAD_MAX_SECTORS >> 1) | |
986 | max_xfer_size = BFAD_MAX_SECTORS >> 1; | |
987 | ||
a36c61f9 KG |
988 | /* Fill the driver_info info to fcs*/ |
989 | memset(&driver_info, 0, sizeof(driver_info)); | |
990 | strncpy(driver_info.version, BFAD_DRIVER_VERSION, | |
991 | sizeof(driver_info.version) - 1); | |
992 | if (host_name) | |
993 | strncpy(driver_info.host_machine_name, host_name, | |
994 | sizeof(driver_info.host_machine_name) - 1); | |
995 | if (os_name) | |
996 | strncpy(driver_info.host_os_name, os_name, | |
997 | sizeof(driver_info.host_os_name) - 1); | |
998 | if (os_patch) | |
999 | strncpy(driver_info.host_os_patch, os_patch, | |
1000 | sizeof(driver_info.host_os_patch) - 1); | |
1001 | ||
1002 | strncpy(driver_info.os_device_name, bfad->pci_name, | |
30ac379a | 1003 | sizeof(driver_info.os_device_name) - 1); |
a36c61f9 | 1004 | |
75332a70 | 1005 | /* FCS driver info init */ |
a36c61f9 KG |
1006 | spin_lock_irqsave(&bfad->bfad_lock, flags); |
1007 | bfa_fcs_driver_info_init(&bfad->bfa_fcs, &driver_info); | |
da3e0bee VMG |
1008 | |
1009 | if (bfad->bfad_flags & BFAD_CFG_PPORT_DONE) | |
1010 | bfa_fcs_update_cfg(&bfad->bfa_fcs); | |
1011 | else | |
1012 | bfa_fcs_init(&bfad->bfa_fcs); | |
1013 | ||
a36c61f9 | 1014 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
e6714324 | 1015 | |
da3e0bee VMG |
1016 | if (!(bfad->bfad_flags & BFAD_CFG_PPORT_DONE)) { |
1017 | retval = bfad_cfg_pport(bfad, BFA_LPORT_ROLE_FCP_IM); | |
1018 | if (retval != BFA_STATUS_OK) | |
1019 | return BFA_STATUS_FAILED; | |
1020 | } | |
75332a70 KG |
1021 | |
1022 | /* Setup fc host fixed attribute if the lk supports */ | |
1023 | bfad_fc_host_init(bfad->pport.im_port); | |
e6714324 | 1024 | |
a36c61f9 KG |
1025 | /* BFAD level FC4 IM specific resource allocation */ |
1026 | retval = bfad_im_probe(bfad); | |
1027 | if (retval != BFA_STATUS_OK) { | |
1028 | printk(KERN_WARNING "bfad_im_probe failed\n"); | |
1029 | if (bfa_sm_cmp_state(bfad, bfad_sm_initializing)) | |
1030 | bfa_sm_set_state(bfad, bfad_sm_failed); | |
a36c61f9 KG |
1031 | return BFA_STATUS_FAILED; |
1032 | } else | |
1033 | bfad->bfad_flags |= BFAD_FC4_PROBE_DONE; | |
1034 | ||
e6714324 KG |
1035 | bfad_drv_start(bfad); |
1036 | ||
a36c61f9 KG |
1037 | /* Complete pbc vport create */ |
1038 | list_for_each_entry_safe(vport, vport_new, &bfad->pbc_vport_list, | |
1039 | list_entry) { | |
d9883548 JH |
1040 | struct fc_vport_identifiers vid; |
1041 | struct fc_vport *fc_vport; | |
a36c61f9 | 1042 | char pwwn_buf[BFA_STRING_32]; |
d9883548 JH |
1043 | |
1044 | memset(&vid, 0, sizeof(vid)); | |
1045 | vid.roles = FC_PORT_ROLE_FCP_INITIATOR; | |
1046 | vid.vport_type = FC_PORTTYPE_NPIV; | |
1047 | vid.disable = false; | |
a36c61f9 KG |
1048 | vid.node_name = wwn_to_u64((u8 *) |
1049 | (&((vport->fcs_vport).lport.port_cfg.nwwn))); | |
1050 | vid.port_name = wwn_to_u64((u8 *) | |
1051 | (&((vport->fcs_vport).lport.port_cfg.pwwn))); | |
d9883548 | 1052 | fc_vport = fc_vport_create(bfad->pport.im_port->shost, 0, &vid); |
a36c61f9 KG |
1053 | if (!fc_vport) { |
1054 | wwn2str(pwwn_buf, vid.port_name); | |
d9883548 | 1055 | printk(KERN_WARNING "bfad%d: failed to create pbc vport" |
a36c61f9 KG |
1056 | " %s\n", bfad->inst_no, pwwn_buf); |
1057 | } | |
1058 | list_del(&vport->list_entry); | |
1059 | kfree(vport); | |
d9883548 JH |
1060 | } |
1061 | ||
e6714324 KG |
1062 | /* |
1063 | * If bfa_linkup_delay is set to -1 default; try to retrive the | |
f16a1750 | 1064 | * value using the bfad_get_linkup_delay(); else use the |
e6714324 KG |
1065 | * passed in module param value as the bfa_linkup_delay. |
1066 | */ | |
1067 | if (bfa_linkup_delay < 0) { | |
f16a1750 MZ |
1068 | bfa_linkup_delay = bfad_get_linkup_delay(bfad); |
1069 | bfad_rport_online_wait(bfad); | |
e6714324 | 1070 | bfa_linkup_delay = -1; |
a36c61f9 | 1071 | } else |
f16a1750 | 1072 | bfad_rport_online_wait(bfad); |
e6714324 | 1073 | |
88166242 | 1074 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, "bfa device claimed\n"); |
e6714324 KG |
1075 | |
1076 | return BFA_STATUS_OK; | |
e6714324 KG |
1077 | } |
1078 | ||
1079 | int | |
d9883548 | 1080 | bfad_worker(void *ptr) |
e6714324 KG |
1081 | { |
1082 | struct bfad_s *bfad; | |
1083 | unsigned long flags; | |
1084 | ||
1085 | bfad = (struct bfad_s *)ptr; | |
1086 | ||
1087 | while (!kthread_should_stop()) { | |
1088 | ||
a36c61f9 KG |
1089 | /* Send event BFAD_E_INIT_SUCCESS */ |
1090 | bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS); | |
e6714324 KG |
1091 | |
1092 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1093 | bfad->bfad_tsk = NULL; | |
1094 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1095 | ||
1096 | break; | |
1097 | } | |
1098 | ||
1099 | return 0; | |
1100 | } | |
1101 | ||
5fbe25c7 | 1102 | /* |
a36c61f9 KG |
1103 | * BFA driver interrupt functions |
1104 | */ | |
1105 | irqreturn_t | |
1106 | bfad_intx(int irq, void *dev_id) | |
1107 | { | |
1108 | struct bfad_s *bfad = dev_id; | |
1109 | struct list_head doneq; | |
1110 | unsigned long flags; | |
1111 | bfa_boolean_t rc; | |
1112 | ||
1113 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1114 | rc = bfa_intx(&bfad->bfa); | |
1115 | if (!rc) { | |
1116 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1117 | return IRQ_NONE; | |
1118 | } | |
1119 | ||
1120 | bfa_comp_deq(&bfad->bfa, &doneq); | |
1121 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1122 | ||
1123 | if (!list_empty(&doneq)) { | |
1124 | bfa_comp_process(&bfad->bfa, &doneq); | |
1125 | ||
1126 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1127 | bfa_comp_free(&bfad->bfa, &doneq); | |
1128 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
a36c61f9 KG |
1129 | } |
1130 | ||
1131 | return IRQ_HANDLED; | |
1132 | ||
1133 | } | |
1134 | ||
1135 | static irqreturn_t | |
1136 | bfad_msix(int irq, void *dev_id) | |
1137 | { | |
1138 | struct bfad_msix_s *vec = dev_id; | |
1139 | struct bfad_s *bfad = vec->bfad; | |
1140 | struct list_head doneq; | |
1141 | unsigned long flags; | |
1142 | ||
1143 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1144 | ||
1145 | bfa_msix(&bfad->bfa, vec->msix.entry); | |
1146 | bfa_comp_deq(&bfad->bfa, &doneq); | |
1147 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1148 | ||
1149 | if (!list_empty(&doneq)) { | |
1150 | bfa_comp_process(&bfad->bfa, &doneq); | |
1151 | ||
1152 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1153 | bfa_comp_free(&bfad->bfa, &doneq); | |
1154 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1155 | } | |
1156 | ||
1157 | return IRQ_HANDLED; | |
1158 | } | |
1159 | ||
5fbe25c7 | 1160 | /* |
a36c61f9 KG |
1161 | * Initialize the MSIX entry table. |
1162 | */ | |
1163 | static void | |
1164 | bfad_init_msix_entry(struct bfad_s *bfad, struct msix_entry *msix_entries, | |
1165 | int mask, int max_bit) | |
1166 | { | |
1167 | int i; | |
1168 | int match = 0x00000001; | |
1169 | ||
1170 | for (i = 0, bfad->nvec = 0; i < MAX_MSIX_ENTRY; i++) { | |
1171 | if (mask & match) { | |
1172 | bfad->msix_tab[bfad->nvec].msix.entry = i; | |
1173 | bfad->msix_tab[bfad->nvec].bfad = bfad; | |
1174 | msix_entries[bfad->nvec].entry = i; | |
1175 | bfad->nvec++; | |
1176 | } | |
1177 | ||
1178 | match <<= 1; | |
1179 | } | |
1180 | ||
1181 | } | |
1182 | ||
1183 | int | |
1184 | bfad_install_msix_handler(struct bfad_s *bfad) | |
1185 | { | |
1186 | int i, error = 0; | |
1187 | ||
1188 | for (i = 0; i < bfad->nvec; i++) { | |
1189 | sprintf(bfad->msix_tab[i].name, "bfa-%s-%s", | |
1190 | bfad->pci_name, | |
11189208 KG |
1191 | ((bfa_asic_id_cb(bfad->hal_pcidev.device_id)) ? |
1192 | msix_name_cb[i] : msix_name_ct[i])); | |
a36c61f9 KG |
1193 | |
1194 | error = request_irq(bfad->msix_tab[i].msix.vector, | |
1195 | (irq_handler_t) bfad_msix, 0, | |
1196 | bfad->msix_tab[i].name, &bfad->msix_tab[i]); | |
1197 | bfa_trc(bfad, i); | |
1198 | bfa_trc(bfad, bfad->msix_tab[i].msix.vector); | |
1199 | if (error) { | |
1200 | int j; | |
1201 | ||
1202 | for (j = 0; j < i; j++) | |
1203 | free_irq(bfad->msix_tab[j].msix.vector, | |
1204 | &bfad->msix_tab[j]); | |
1205 | ||
61e62e21 KG |
1206 | bfad->bfad_flags &= ~BFAD_MSIX_ON; |
1207 | pci_disable_msix(bfad->pcidev); | |
1208 | ||
a36c61f9 KG |
1209 | return 1; |
1210 | } | |
1211 | } | |
1212 | ||
1213 | return 0; | |
1214 | } | |
1215 | ||
5fbe25c7 | 1216 | /* |
a36c61f9 KG |
1217 | * Setup MSIX based interrupt. |
1218 | */ | |
1219 | int | |
1220 | bfad_setup_intr(struct bfad_s *bfad) | |
1221 | { | |
8cb7f63d | 1222 | int error; |
a36c61f9 KG |
1223 | u32 mask = 0, i, num_bit = 0, max_bit = 0; |
1224 | struct msix_entry msix_entries[MAX_MSIX_ENTRY]; | |
1225 | struct pci_dev *pdev = bfad->pcidev; | |
10a07379 | 1226 | u16 reg; |
a36c61f9 KG |
1227 | |
1228 | /* Call BFA to get the msix map for this PCI function. */ | |
1229 | bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit); | |
1230 | ||
1231 | /* Set up the msix entry table */ | |
1232 | bfad_init_msix_entry(bfad, msix_entries, mask, max_bit); | |
1233 | ||
11189208 KG |
1234 | if ((bfa_asic_id_ctc(pdev->device) && !msix_disable_ct) || |
1235 | (bfa_asic_id_cb(pdev->device) && !msix_disable_cb)) { | |
a36c61f9 | 1236 | |
b427d00f AG |
1237 | error = pci_enable_msix_exact(bfad->pcidev, |
1238 | msix_entries, bfad->nvec); | |
cd69a09e | 1239 | /* In CT1 & CT2, try to allocate just one vector */ |
b427d00f | 1240 | if (error == -ENOSPC && bfa_asic_id_ctc(pdev->device)) { |
cd69a09e AG |
1241 | printk(KERN_WARNING "bfa %s: trying one msix " |
1242 | "vector failed to allocate %d[%d]\n", | |
1243 | bfad->pci_name, bfad->nvec, error); | |
1244 | bfad->nvec = 1; | |
b427d00f AG |
1245 | error = pci_enable_msix_exact(bfad->pcidev, |
1246 | msix_entries, 1); | |
cd69a09e | 1247 | } |
881c1b3c | 1248 | |
cd69a09e AG |
1249 | if (error) { |
1250 | printk(KERN_WARNING "bfad%d: " | |
b427d00f | 1251 | "pci_enable_msix_exact failed (%d), " |
cd69a09e AG |
1252 | "use line based.\n", |
1253 | bfad->inst_no, error); | |
1254 | goto line_based; | |
a36c61f9 KG |
1255 | } |
1256 | ||
10a07379 KG |
1257 | /* Disable INTX in MSI-X mode */ |
1258 | pci_read_config_word(pdev, PCI_COMMAND, ®); | |
1259 | ||
1260 | if (!(reg & PCI_COMMAND_INTX_DISABLE)) | |
1261 | pci_write_config_word(pdev, PCI_COMMAND, | |
1262 | reg | PCI_COMMAND_INTX_DISABLE); | |
1263 | ||
a36c61f9 KG |
1264 | /* Save the vectors */ |
1265 | for (i = 0; i < bfad->nvec; i++) { | |
1266 | bfa_trc(bfad, msix_entries[i].vector); | |
1267 | bfad->msix_tab[i].msix.vector = msix_entries[i].vector; | |
1268 | } | |
1269 | ||
1270 | bfa_msix_init(&bfad->bfa, bfad->nvec); | |
1271 | ||
1272 | bfad->bfad_flags |= BFAD_MSIX_ON; | |
1273 | ||
8cb7f63d | 1274 | return 0; |
a36c61f9 KG |
1275 | } |
1276 | ||
1277 | line_based: | |
8cb7f63d AG |
1278 | error = request_irq(bfad->pcidev->irq, (irq_handler_t)bfad_intx, |
1279 | BFAD_IRQ_FLAGS, BFAD_DRIVER_NAME, bfad); | |
1280 | if (error) | |
1281 | return error; | |
1282 | ||
61e62e21 | 1283 | bfad->bfad_flags |= BFAD_INTX_ON; |
a36c61f9 | 1284 | |
8cb7f63d | 1285 | return 0; |
a36c61f9 KG |
1286 | } |
1287 | ||
1288 | void | |
1289 | bfad_remove_intr(struct bfad_s *bfad) | |
1290 | { | |
1291 | int i; | |
1292 | ||
1293 | if (bfad->bfad_flags & BFAD_MSIX_ON) { | |
1294 | for (i = 0; i < bfad->nvec; i++) | |
1295 | free_irq(bfad->msix_tab[i].msix.vector, | |
1296 | &bfad->msix_tab[i]); | |
1297 | ||
1298 | pci_disable_msix(bfad->pcidev); | |
1299 | bfad->bfad_flags &= ~BFAD_MSIX_ON; | |
61e62e21 | 1300 | } else if (bfad->bfad_flags & BFAD_INTX_ON) { |
a36c61f9 KG |
1301 | free_irq(bfad->pcidev->irq, bfad); |
1302 | } | |
1303 | } | |
7725ccfd | 1304 | |
5fbe25c7 | 1305 | /* |
7725ccfd JH |
1306 | * PCI probe entry. |
1307 | */ | |
1308 | int | |
1309 | bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid) | |
1310 | { | |
a36c61f9 | 1311 | struct bfad_s *bfad; |
7826f304 | 1312 | int error = -ENODEV, retval, i; |
7725ccfd | 1313 | |
a36c61f9 | 1314 | /* For single port cards - only claim function 0 */ |
8b070b4a | 1315 | if ((pdev->device == BFA_PCI_DEVICE_ID_FC_8G1P) && |
a36c61f9 | 1316 | (PCI_FUNC(pdev->devfn) != 0)) |
7725ccfd JH |
1317 | return -ENODEV; |
1318 | ||
7725ccfd JH |
1319 | bfad = kzalloc(sizeof(struct bfad_s), GFP_KERNEL); |
1320 | if (!bfad) { | |
1321 | error = -ENOMEM; | |
1322 | goto out; | |
1323 | } | |
1324 | ||
1325 | bfad->trcmod = kzalloc(sizeof(struct bfa_trc_mod_s), GFP_KERNEL); | |
1326 | if (!bfad->trcmod) { | |
1327 | printk(KERN_WARNING "Error alloc trace buffer!\n"); | |
1328 | error = -ENOMEM; | |
1329 | goto out_alloc_trace_failure; | |
1330 | } | |
1331 | ||
a36c61f9 | 1332 | /* TRACE INIT */ |
7725ccfd JH |
1333 | bfa_trc_init(bfad->trcmod); |
1334 | bfa_trc(bfad, bfad_inst); | |
1335 | ||
7826f304 KG |
1336 | /* AEN INIT */ |
1337 | INIT_LIST_HEAD(&bfad->free_aen_q); | |
1338 | INIT_LIST_HEAD(&bfad->active_aen_q); | |
1339 | for (i = 0; i < BFA_AEN_MAX_ENTRY; i++) | |
1340 | list_add_tail(&bfad->aen_list[i].qe, &bfad->free_aen_q); | |
1341 | ||
7725ccfd | 1342 | if (!(bfad_load_fwimg(pdev))) { |
7725ccfd JH |
1343 | kfree(bfad->trcmod); |
1344 | goto out_alloc_trace_failure; | |
1345 | } | |
1346 | ||
1347 | retval = bfad_pci_init(pdev, bfad); | |
1348 | if (retval) { | |
1349 | printk(KERN_WARNING "bfad_pci_init failure!\n"); | |
1350 | error = retval; | |
1351 | goto out_pci_init_failure; | |
1352 | } | |
1353 | ||
1354 | mutex_lock(&bfad_mutex); | |
1355 | bfad->inst_no = bfad_inst++; | |
1356 | list_add_tail(&bfad->list_entry, &bfad_list); | |
1357 | mutex_unlock(&bfad_mutex); | |
1358 | ||
a36c61f9 KG |
1359 | /* Initializing the state machine: State set to uninit */ |
1360 | bfa_sm_set_state(bfad, bfad_sm_uninit); | |
1361 | ||
7725ccfd | 1362 | spin_lock_init(&bfad->bfad_lock); |
0b1017aa KM |
1363 | spin_lock_init(&bfad->bfad_aen_spinlock); |
1364 | ||
7725ccfd JH |
1365 | pci_set_drvdata(pdev, bfad); |
1366 | ||
1367 | bfad->ref_count = 0; | |
1368 | bfad->pport.bfad = bfad; | |
a36c61f9 | 1369 | INIT_LIST_HEAD(&bfad->pbc_vport_list); |
5b7db7af | 1370 | INIT_LIST_HEAD(&bfad->vport_list); |
e6714324 | 1371 | |
7c38c05b KG |
1372 | /* Setup the debugfs node for this bfad */ |
1373 | if (bfa_debugfs_enable) | |
1374 | bfad_debugfs_init(&bfad->pport); | |
1375 | ||
7725ccfd JH |
1376 | retval = bfad_drv_init(bfad); |
1377 | if (retval != BFA_STATUS_OK) | |
1378 | goto out_drv_init_failure; | |
7725ccfd | 1379 | |
a36c61f9 | 1380 | bfa_sm_send_event(bfad, BFAD_E_CREATE); |
7725ccfd | 1381 | |
a36c61f9 KG |
1382 | if (bfa_sm_cmp_state(bfad, bfad_sm_uninit)) |
1383 | goto out_bfad_sm_failure; | |
7725ccfd | 1384 | |
7725ccfd JH |
1385 | return 0; |
1386 | ||
a36c61f9 | 1387 | out_bfad_sm_failure: |
a36c61f9 | 1388 | bfad_hal_mem_release(bfad); |
7725ccfd | 1389 | out_drv_init_failure: |
7c38c05b KG |
1390 | /* Remove the debugfs node for this bfad */ |
1391 | kfree(bfad->regdata); | |
1392 | bfad_debugfs_exit(&bfad->pport); | |
7725ccfd JH |
1393 | mutex_lock(&bfad_mutex); |
1394 | bfad_inst--; | |
1395 | list_del(&bfad->list_entry); | |
1396 | mutex_unlock(&bfad_mutex); | |
1397 | bfad_pci_uninit(pdev, bfad); | |
1398 | out_pci_init_failure: | |
1399 | kfree(bfad->trcmod); | |
1400 | out_alloc_trace_failure: | |
1401 | kfree(bfad); | |
1402 | out: | |
1403 | return error; | |
1404 | } | |
1405 | ||
5fbe25c7 | 1406 | /* |
7725ccfd JH |
1407 | * PCI remove entry. |
1408 | */ | |
1409 | void | |
1410 | bfad_pci_remove(struct pci_dev *pdev) | |
1411 | { | |
a36c61f9 KG |
1412 | struct bfad_s *bfad = pci_get_drvdata(pdev); |
1413 | unsigned long flags; | |
7725ccfd JH |
1414 | |
1415 | bfa_trc(bfad, bfad->inst_no); | |
1416 | ||
e6714324 | 1417 | spin_lock_irqsave(&bfad->bfad_lock, flags); |
a36c61f9 | 1418 | if (bfad->bfad_tsk != NULL) { |
7725ccfd | 1419 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
a36c61f9 KG |
1420 | kthread_stop(bfad->bfad_tsk); |
1421 | } else { | |
e6714324 | 1422 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); |
e6714324 | 1423 | } |
7725ccfd | 1424 | |
a36c61f9 KG |
1425 | /* Send Event BFAD_E_STOP */ |
1426 | bfa_sm_send_event(bfad, BFAD_E_STOP); | |
e6714324 | 1427 | |
a36c61f9 | 1428 | /* Driver detach and dealloc mem */ |
7725ccfd JH |
1429 | spin_lock_irqsave(&bfad->bfad_lock, flags); |
1430 | bfa_detach(&bfad->bfa); | |
1431 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1432 | bfad_hal_mem_release(bfad); | |
7725ccfd | 1433 | |
7c38c05b KG |
1434 | /* Remove the debugfs node for this bfad */ |
1435 | kfree(bfad->regdata); | |
1436 | bfad_debugfs_exit(&bfad->pport); | |
1437 | ||
a36c61f9 | 1438 | /* Cleaning the BFAD instance */ |
7725ccfd JH |
1439 | mutex_lock(&bfad_mutex); |
1440 | bfad_inst--; | |
1441 | list_del(&bfad->list_entry); | |
1442 | mutex_unlock(&bfad_mutex); | |
1443 | bfad_pci_uninit(pdev, bfad); | |
1444 | ||
1445 | kfree(bfad->trcmod); | |
1446 | kfree(bfad); | |
1447 | } | |
1448 | ||
881c1b3c KG |
1449 | /* |
1450 | * PCI Error Recovery entry, error detected. | |
1451 | */ | |
1452 | static pci_ers_result_t | |
1453 | bfad_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
1454 | { | |
1455 | struct bfad_s *bfad = pci_get_drvdata(pdev); | |
1456 | unsigned long flags; | |
1457 | pci_ers_result_t ret = PCI_ERS_RESULT_NONE; | |
1458 | ||
1459 | dev_printk(KERN_ERR, &pdev->dev, | |
1460 | "error detected state: %d - flags: 0x%x\n", | |
1461 | state, bfad->bfad_flags); | |
1462 | ||
1463 | switch (state) { | |
1464 | case pci_channel_io_normal: /* non-fatal error */ | |
1465 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1466 | bfad->bfad_flags &= ~BFAD_EEH_BUSY; | |
1467 | /* Suspend/fail all bfa operations */ | |
1468 | bfa_ioc_suspend(&bfad->bfa.ioc); | |
1469 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1470 | del_timer_sync(&bfad->hal_tmo); | |
1471 | ret = PCI_ERS_RESULT_CAN_RECOVER; | |
1472 | break; | |
1473 | case pci_channel_io_frozen: /* fatal error */ | |
1474 | init_completion(&bfad->comp); | |
1475 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1476 | bfad->bfad_flags |= BFAD_EEH_BUSY; | |
1477 | /* Suspend/fail all bfa operations */ | |
1478 | bfa_ioc_suspend(&bfad->bfa.ioc); | |
1479 | bfa_fcs_stop(&bfad->bfa_fcs); | |
1480 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1481 | wait_for_completion(&bfad->comp); | |
1482 | ||
1483 | bfad_remove_intr(bfad); | |
1484 | del_timer_sync(&bfad->hal_tmo); | |
1485 | pci_disable_device(pdev); | |
1486 | ret = PCI_ERS_RESULT_NEED_RESET; | |
1487 | break; | |
1488 | case pci_channel_io_perm_failure: /* PCI Card is DEAD */ | |
1489 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1490 | bfad->bfad_flags |= BFAD_EEH_BUSY | | |
1491 | BFAD_EEH_PCI_CHANNEL_IO_PERM_FAILURE; | |
1492 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1493 | ||
1494 | /* If the error_detected handler is called with the reason | |
1495 | * pci_channel_io_perm_failure - it will subsequently call | |
1496 | * pci_remove() entry point to remove the pci device from the | |
1497 | * system - So defer the cleanup to pci_remove(); cleaning up | |
1498 | * here causes inconsistent state during pci_remove(). | |
1499 | */ | |
1500 | ret = PCI_ERS_RESULT_DISCONNECT; | |
1501 | break; | |
1502 | default: | |
1503 | WARN_ON(1); | |
1504 | } | |
1505 | ||
1506 | return ret; | |
1507 | } | |
1508 | ||
1509 | int | |
1510 | restart_bfa(struct bfad_s *bfad) | |
1511 | { | |
1512 | unsigned long flags; | |
1513 | struct pci_dev *pdev = bfad->pcidev; | |
1514 | ||
1515 | bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg, | |
1516 | &bfad->meminfo, &bfad->hal_pcidev); | |
1517 | ||
1518 | /* Enable Interrupt and wait bfa_init completion */ | |
1519 | if (bfad_setup_intr(bfad)) { | |
1520 | dev_printk(KERN_WARNING, &pdev->dev, | |
1521 | "%s: bfad_setup_intr failed\n", bfad->pci_name); | |
da3e0bee | 1522 | bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED); |
881c1b3c KG |
1523 | return -1; |
1524 | } | |
1525 | ||
1526 | init_completion(&bfad->comp); | |
1527 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1528 | bfa_iocfc_init(&bfad->bfa); | |
1529 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1530 | ||
1531 | /* Set up interrupt handler for each vectors */ | |
1532 | if ((bfad->bfad_flags & BFAD_MSIX_ON) && | |
1533 | bfad_install_msix_handler(bfad)) | |
1534 | dev_printk(KERN_WARNING, &pdev->dev, | |
1535 | "%s: install_msix failed.\n", bfad->pci_name); | |
1536 | ||
1537 | bfad_init_timer(bfad); | |
1538 | wait_for_completion(&bfad->comp); | |
1539 | bfad_drv_start(bfad); | |
1540 | ||
1541 | return 0; | |
1542 | } | |
1543 | ||
1544 | /* | |
1545 | * PCI Error Recovery entry, re-initialize the chip. | |
1546 | */ | |
1547 | static pci_ers_result_t | |
1548 | bfad_pci_slot_reset(struct pci_dev *pdev) | |
1549 | { | |
1550 | struct bfad_s *bfad = pci_get_drvdata(pdev); | |
1551 | u8 byte; | |
1552 | ||
1553 | dev_printk(KERN_ERR, &pdev->dev, | |
1554 | "bfad_pci_slot_reset flags: 0x%x\n", bfad->bfad_flags); | |
1555 | ||
1556 | if (pci_enable_device(pdev)) { | |
1557 | dev_printk(KERN_ERR, &pdev->dev, "Cannot re-enable " | |
1558 | "PCI device after reset.\n"); | |
1559 | return PCI_ERS_RESULT_DISCONNECT; | |
1560 | } | |
1561 | ||
1562 | pci_restore_state(pdev); | |
1563 | ||
1564 | /* | |
1565 | * Read some byte (e.g. DMA max. payload size which can't | |
1566 | * be 0xff any time) to make sure - we did not hit another PCI error | |
1567 | * in the middle of recovery. If we did, then declare permanent failure. | |
1568 | */ | |
1569 | pci_read_config_byte(pdev, 0x68, &byte); | |
1570 | if (byte == 0xff) { | |
1571 | dev_printk(KERN_ERR, &pdev->dev, | |
1572 | "slot_reset failed ... got another PCI error !\n"); | |
1573 | goto out_disable_device; | |
1574 | } | |
1575 | ||
1576 | pci_save_state(pdev); | |
1577 | pci_set_master(pdev); | |
1578 | ||
1579 | if (pci_set_dma_mask(bfad->pcidev, DMA_BIT_MASK(64)) != 0) | |
1580 | if (pci_set_dma_mask(bfad->pcidev, DMA_BIT_MASK(32)) != 0) | |
1581 | goto out_disable_device; | |
1582 | ||
1583 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
1584 | ||
1585 | if (restart_bfa(bfad) == -1) | |
1586 | goto out_disable_device; | |
1587 | ||
1588 | pci_enable_pcie_error_reporting(pdev); | |
1589 | dev_printk(KERN_WARNING, &pdev->dev, | |
1590 | "slot_reset completed flags: 0x%x!\n", bfad->bfad_flags); | |
1591 | ||
1592 | return PCI_ERS_RESULT_RECOVERED; | |
1593 | ||
1594 | out_disable_device: | |
1595 | pci_disable_device(pdev); | |
1596 | return PCI_ERS_RESULT_DISCONNECT; | |
1597 | } | |
1598 | ||
1599 | static pci_ers_result_t | |
1600 | bfad_pci_mmio_enabled(struct pci_dev *pdev) | |
1601 | { | |
1602 | unsigned long flags; | |
1603 | struct bfad_s *bfad = pci_get_drvdata(pdev); | |
1604 | ||
1605 | dev_printk(KERN_INFO, &pdev->dev, "mmio_enabled\n"); | |
1606 | ||
1607 | /* Fetch FW diagnostic information */ | |
1608 | bfa_ioc_debug_save_ftrc(&bfad->bfa.ioc); | |
1609 | ||
1610 | /* Cancel all pending IOs */ | |
1611 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1612 | init_completion(&bfad->comp); | |
1613 | bfa_fcs_stop(&bfad->bfa_fcs); | |
1614 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1615 | wait_for_completion(&bfad->comp); | |
1616 | ||
1617 | bfad_remove_intr(bfad); | |
1618 | del_timer_sync(&bfad->hal_tmo); | |
1619 | pci_disable_device(pdev); | |
1620 | ||
1621 | return PCI_ERS_RESULT_NEED_RESET; | |
1622 | } | |
1623 | ||
1624 | static void | |
1625 | bfad_pci_resume(struct pci_dev *pdev) | |
1626 | { | |
1627 | unsigned long flags; | |
1628 | struct bfad_s *bfad = pci_get_drvdata(pdev); | |
1629 | ||
1630 | dev_printk(KERN_WARNING, &pdev->dev, "resume\n"); | |
1631 | ||
1632 | /* wait until the link is online */ | |
1633 | bfad_rport_online_wait(bfad); | |
1634 | ||
1635 | spin_lock_irqsave(&bfad->bfad_lock, flags); | |
1636 | bfad->bfad_flags &= ~BFAD_EEH_BUSY; | |
1637 | spin_unlock_irqrestore(&bfad->bfad_lock, flags); | |
1638 | } | |
1639 | ||
a36c61f9 | 1640 | struct pci_device_id bfad_id_table[] = { |
7725ccfd | 1641 | { |
a36c61f9 KG |
1642 | .vendor = BFA_PCI_VENDOR_ID_BROCADE, |
1643 | .device = BFA_PCI_DEVICE_ID_FC_8G2P, | |
1644 | .subvendor = PCI_ANY_ID, | |
1645 | .subdevice = PCI_ANY_ID, | |
1646 | }, | |
7725ccfd | 1647 | { |
a36c61f9 KG |
1648 | .vendor = BFA_PCI_VENDOR_ID_BROCADE, |
1649 | .device = BFA_PCI_DEVICE_ID_FC_8G1P, | |
1650 | .subvendor = PCI_ANY_ID, | |
1651 | .subdevice = PCI_ANY_ID, | |
1652 | }, | |
7725ccfd | 1653 | { |
a36c61f9 KG |
1654 | .vendor = BFA_PCI_VENDOR_ID_BROCADE, |
1655 | .device = BFA_PCI_DEVICE_ID_CT, | |
1656 | .subvendor = PCI_ANY_ID, | |
1657 | .subdevice = PCI_ANY_ID, | |
1658 | .class = (PCI_CLASS_SERIAL_FIBER << 8), | |
1659 | .class_mask = ~0, | |
1660 | }, | |
293f82d5 | 1661 | { |
a36c61f9 KG |
1662 | .vendor = BFA_PCI_VENDOR_ID_BROCADE, |
1663 | .device = BFA_PCI_DEVICE_ID_CT_FC, | |
1664 | .subvendor = PCI_ANY_ID, | |
1665 | .subdevice = PCI_ANY_ID, | |
1666 | .class = (PCI_CLASS_SERIAL_FIBER << 8), | |
1667 | .class_mask = ~0, | |
293f82d5 | 1668 | }, |
11189208 KG |
1669 | { |
1670 | .vendor = BFA_PCI_VENDOR_ID_BROCADE, | |
1671 | .device = BFA_PCI_DEVICE_ID_CT2, | |
1672 | .subvendor = PCI_ANY_ID, | |
1673 | .subdevice = PCI_ANY_ID, | |
1674 | .class = (PCI_CLASS_SERIAL_FIBER << 8), | |
1675 | .class_mask = ~0, | |
1676 | }, | |
7725ccfd | 1677 | |
f9c867b4 VMG |
1678 | { |
1679 | .vendor = BFA_PCI_VENDOR_ID_BROCADE, | |
1680 | .device = BFA_PCI_DEVICE_ID_CT2_QUAD, | |
1681 | .subvendor = PCI_ANY_ID, | |
1682 | .subdevice = PCI_ANY_ID, | |
1683 | .class = (PCI_CLASS_SERIAL_FIBER << 8), | |
1684 | .class_mask = ~0, | |
1685 | }, | |
7725ccfd JH |
1686 | {0, 0}, |
1687 | }; | |
1688 | ||
1689 | MODULE_DEVICE_TABLE(pci, bfad_id_table); | |
1690 | ||
881c1b3c KG |
1691 | /* |
1692 | * PCI error recovery handlers. | |
1693 | */ | |
1694 | static struct pci_error_handlers bfad_err_handler = { | |
1695 | .error_detected = bfad_pci_error_detected, | |
1696 | .slot_reset = bfad_pci_slot_reset, | |
1697 | .mmio_enabled = bfad_pci_mmio_enabled, | |
1698 | .resume = bfad_pci_resume, | |
1699 | }; | |
1700 | ||
7725ccfd JH |
1701 | static struct pci_driver bfad_pci_driver = { |
1702 | .name = BFAD_DRIVER_NAME, | |
1703 | .id_table = bfad_id_table, | |
1704 | .probe = bfad_pci_probe, | |
6f039790 | 1705 | .remove = bfad_pci_remove, |
881c1b3c | 1706 | .err_handler = &bfad_err_handler, |
7725ccfd JH |
1707 | }; |
1708 | ||
5fbe25c7 | 1709 | /* |
7725ccfd JH |
1710 | * Driver module init. |
1711 | */ | |
a36c61f9 | 1712 | static int __init |
7725ccfd JH |
1713 | bfad_init(void) |
1714 | { | |
a36c61f9 | 1715 | int error = 0; |
7725ccfd JH |
1716 | |
1717 | printk(KERN_INFO "Brocade BFA FC/FCOE SCSI driver - version: %s\n", | |
a36c61f9 | 1718 | BFAD_DRIVER_VERSION); |
7725ccfd JH |
1719 | |
1720 | if (num_sgpgs > 0) | |
1721 | num_sgpgs_parm = num_sgpgs; | |
1722 | ||
a36c61f9 | 1723 | error = bfad_im_module_init(); |
7725ccfd JH |
1724 | if (error) { |
1725 | error = -ENOMEM; | |
a36c61f9 | 1726 | printk(KERN_WARNING "bfad_im_module_init failure\n"); |
7725ccfd JH |
1727 | goto ext; |
1728 | } | |
1729 | ||
a36c61f9 KG |
1730 | if (strcmp(FCPI_NAME, " fcpim") == 0) |
1731 | supported_fc4s |= BFA_LPORT_ROLE_FCP_IM; | |
7725ccfd | 1732 | |
f7f73812 | 1733 | bfa_auto_recover = ioc_auto_recover; |
7725ccfd | 1734 | bfa_fcs_rport_set_del_timeout(rport_del_timeout); |
61ba4394 | 1735 | bfa_fcs_rport_set_max_logins(max_rport_logins); |
7725ccfd | 1736 | |
a36c61f9 | 1737 | error = pci_register_driver(&bfad_pci_driver); |
7725ccfd | 1738 | if (error) { |
a36c61f9 | 1739 | printk(KERN_WARNING "pci_register_driver failure\n"); |
7725ccfd JH |
1740 | goto ext; |
1741 | } | |
1742 | ||
1743 | return 0; | |
1744 | ||
1745 | ext: | |
a36c61f9 | 1746 | bfad_im_module_exit(); |
7725ccfd JH |
1747 | return error; |
1748 | } | |
1749 | ||
5fbe25c7 | 1750 | /* |
7725ccfd JH |
1751 | * Driver module exit. |
1752 | */ | |
a36c61f9 | 1753 | static void __exit |
7725ccfd JH |
1754 | bfad_exit(void) |
1755 | { | |
1756 | pci_unregister_driver(&bfad_pci_driver); | |
a36c61f9 | 1757 | bfad_im_module_exit(); |
7725ccfd JH |
1758 | bfad_free_fwimg(); |
1759 | } | |
1760 | ||
a36c61f9 | 1761 | /* Firmware handling */ |
61338a0b | 1762 | static void |
a36c61f9 KG |
1763 | bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image, |
1764 | u32 *bfi_image_size, char *fw_name) | |
1765 | { | |
1766 | const struct firmware *fw; | |
1767 | ||
1768 | if (request_firmware(&fw, fw_name, &pdev->dev)) { | |
1769 | printk(KERN_ALERT "Can't locate firmware %s\n", fw_name); | |
61338a0b JH |
1770 | *bfi_image = NULL; |
1771 | goto out; | |
a36c61f9 KG |
1772 | } |
1773 | ||
1774 | *bfi_image = vmalloc(fw->size); | |
1775 | if (NULL == *bfi_image) { | |
1776 | printk(KERN_ALERT "Fail to allocate buffer for fw image " | |
1777 | "size=%x!\n", (u32) fw->size); | |
61338a0b | 1778 | goto out; |
a36c61f9 KG |
1779 | } |
1780 | ||
1781 | memcpy(*bfi_image, fw->data, fw->size); | |
1782 | *bfi_image_size = fw->size/sizeof(u32); | |
61338a0b JH |
1783 | out: |
1784 | release_firmware(fw); | |
a36c61f9 KG |
1785 | } |
1786 | ||
61338a0b JH |
1787 | static u32 * |
1788 | bfad_load_fwimg(struct pci_dev *pdev) | |
a36c61f9 | 1789 | { |
dcaf9aed | 1790 | if (bfa_asic_id_ct2(pdev->device)) { |
11189208 KG |
1791 | if (bfi_image_ct2_size == 0) |
1792 | bfad_read_firmware(pdev, &bfi_image_ct2, | |
1793 | &bfi_image_ct2_size, BFAD_FW_FILE_CT2); | |
1794 | return bfi_image_ct2; | |
1795 | } else if (bfa_asic_id_ct(pdev->device)) { | |
1796 | if (bfi_image_ct_size == 0) | |
1797 | bfad_read_firmware(pdev, &bfi_image_ct, | |
1798 | &bfi_image_ct_size, BFAD_FW_FILE_CT); | |
1799 | return bfi_image_ct; | |
dcaf9aed | 1800 | } else if (bfa_asic_id_cb(pdev->device)) { |
11189208 KG |
1801 | if (bfi_image_cb_size == 0) |
1802 | bfad_read_firmware(pdev, &bfi_image_cb, | |
1803 | &bfi_image_cb_size, BFAD_FW_FILE_CB); | |
1804 | return bfi_image_cb; | |
a36c61f9 | 1805 | } |
dcaf9aed VMG |
1806 | |
1807 | return NULL; | |
a36c61f9 | 1808 | } |
7725ccfd | 1809 | |
61338a0b JH |
1810 | static void |
1811 | bfad_free_fwimg(void) | |
1812 | { | |
11189208 KG |
1813 | if (bfi_image_ct2_size && bfi_image_ct2) |
1814 | vfree(bfi_image_ct2); | |
1815 | if (bfi_image_ct_size && bfi_image_ct) | |
1816 | vfree(bfi_image_ct); | |
1817 | if (bfi_image_cb_size && bfi_image_cb) | |
1818 | vfree(bfi_image_cb); | |
61338a0b JH |
1819 | } |
1820 | ||
7725ccfd JH |
1821 | module_init(bfad_init); |
1822 | module_exit(bfad_exit); | |
1823 | MODULE_LICENSE("GPL"); | |
1824 | MODULE_DESCRIPTION("Brocade Fibre Channel HBA Driver" BFAD_PROTO_NAME); | |
1825 | MODULE_AUTHOR("Brocade Communications Systems, Inc."); | |
1826 | MODULE_VERSION(BFAD_DRIVER_VERSION); |