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dea3101e JB |
1 | /******************************************************************* |
2 | * This file is part of the Emulex Linux Device Driver for * | |
c44ce173 | 3 | * Fibre Channel Host Bus Adapters. * |
9413afff | 4 | * Copyright (C) 2004-2007 Emulex. All rights reserved. * |
c44ce173 | 5 | * EMULEX and SLI are trademarks of Emulex. * |
dea3101e | 6 | * www.emulex.com * |
c44ce173 | 7 | * Portions Copyright (C) 2004-2005 Christoph Hellwig * |
dea3101e JB |
8 | * * |
9 | * This program is free software; you can redistribute it and/or * | |
c44ce173 JSEC |
10 | * modify it under the terms of version 2 of the GNU General * |
11 | * Public License as published by the Free Software Foundation. * | |
12 | * This program is distributed in the hope that it will be useful. * | |
13 | * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * | |
14 | * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * | |
15 | * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * | |
16 | * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * | |
17 | * TO BE LEGALLY INVALID. See the GNU General Public License for * | |
18 | * more details, a copy of which can be found in the file COPYING * | |
19 | * included with this package. * | |
dea3101e JB |
20 | *******************************************************************/ |
21 | ||
2e0fef85 JS |
22 | #include <scsi/scsi_host.h> |
23 | ||
dea3101e JB |
24 | struct lpfc_sli2_slim; |
25 | ||
dea3101e | 26 | |
e17da18e JS |
27 | #define LPFC_MAX_TARGET 256 /* max number of targets supported */ |
28 | #define LPFC_MAX_DISC_THREADS 64 /* max outstanding discovery els | |
29 | requests */ | |
30 | #define LPFC_MAX_NS_RETRY 3 /* Number of retry attempts to contact | |
31 | the NameServer before giving up. */ | |
445cf4f4 | 32 | #define LPFC_CMD_PER_LUN 3 /* max outstanding cmds per lun */ |
dea3101e JB |
33 | #define LPFC_SG_SEG_CNT 64 /* sg element count per scsi cmnd */ |
34 | #define LPFC_IOCB_LIST_CNT 2250 /* list of IOCBs for fast-path usage. */ | |
445cf4f4 | 35 | #define LPFC_Q_RAMP_UP_INTERVAL 120 /* lun q_depth ramp up interval */ |
dea3101e JB |
36 | |
37 | /* Define macros for 64 bit support */ | |
38 | #define putPaddrLow(addr) ((uint32_t) (0xffffffff & (u64)(addr))) | |
39 | #define putPaddrHigh(addr) ((uint32_t) (0xffffffff & (((u64)(addr))>>32))) | |
40 | #define getPaddr(high, low) ((dma_addr_t)( \ | |
41 | (( (u64)(high)<<16 ) << 16)|( (u64)(low)))) | |
42 | /* Provide maximum configuration definitions. */ | |
43 | #define LPFC_DRVR_TIMEOUT 16 /* driver iocb timeout value in sec */ | |
dea3101e JB |
44 | #define FC_MAX_ADPTMSG 64 |
45 | ||
46 | #define MAX_HBAEVT 32 | |
47 | ||
875fbdfe JSEC |
48 | enum lpfc_polling_flags { |
49 | ENABLE_FCP_RING_POLLING = 0x1, | |
50 | DISABLE_FCP_RING_INT = 0x2 | |
51 | }; | |
52 | ||
dea3101e JB |
53 | /* Provide DMA memory definitions the driver uses per port instance. */ |
54 | struct lpfc_dmabuf { | |
55 | struct list_head list; | |
56 | void *virt; /* virtual address ptr */ | |
57 | dma_addr_t phys; /* mapped address */ | |
58 | }; | |
59 | ||
60 | struct lpfc_dma_pool { | |
61 | struct lpfc_dmabuf *elements; | |
62 | uint32_t max_count; | |
63 | uint32_t current_count; | |
64 | }; | |
65 | ||
66 | /* Priority bit. Set value to exceed low water mark in lpfc_mem. */ | |
67 | #define MEM_PRI 0x100 | |
68 | ||
69 | ||
70 | /****************************************************************************/ | |
71 | /* Device VPD save area */ | |
72 | /****************************************************************************/ | |
73 | typedef struct lpfc_vpd { | |
74 | uint32_t status; /* vpd status value */ | |
75 | uint32_t length; /* number of bytes actually returned */ | |
76 | struct { | |
77 | uint32_t rsvd1; /* Revision numbers */ | |
78 | uint32_t biuRev; | |
79 | uint32_t smRev; | |
80 | uint32_t smFwRev; | |
81 | uint32_t endecRev; | |
82 | uint16_t rBit; | |
83 | uint8_t fcphHigh; | |
84 | uint8_t fcphLow; | |
85 | uint8_t feaLevelHigh; | |
86 | uint8_t feaLevelLow; | |
87 | uint32_t postKernRev; | |
88 | uint32_t opFwRev; | |
89 | uint8_t opFwName[16]; | |
90 | uint32_t sli1FwRev; | |
91 | uint8_t sli1FwName[16]; | |
92 | uint32_t sli2FwRev; | |
93 | uint8_t sli2FwName[16]; | |
94 | } rev; | |
95 | } lpfc_vpd_t; | |
96 | ||
97 | struct lpfc_scsi_buf; | |
98 | ||
99 | ||
100 | /* | |
101 | * lpfc stat counters | |
102 | */ | |
103 | struct lpfc_stats { | |
104 | /* Statistics for ELS commands */ | |
105 | uint32_t elsLogiCol; | |
106 | uint32_t elsRetryExceeded; | |
107 | uint32_t elsXmitRetry; | |
108 | uint32_t elsDelayRetry; | |
109 | uint32_t elsRcvDrop; | |
110 | uint32_t elsRcvFrame; | |
111 | uint32_t elsRcvRSCN; | |
112 | uint32_t elsRcvRNID; | |
113 | uint32_t elsRcvFARP; | |
114 | uint32_t elsRcvFARPR; | |
115 | uint32_t elsRcvFLOGI; | |
116 | uint32_t elsRcvPLOGI; | |
117 | uint32_t elsRcvADISC; | |
118 | uint32_t elsRcvPDISC; | |
119 | uint32_t elsRcvFAN; | |
120 | uint32_t elsRcvLOGO; | |
121 | uint32_t elsRcvPRLO; | |
122 | uint32_t elsRcvPRLI; | |
7bb3b137 JW |
123 | uint32_t elsRcvLIRR; |
124 | uint32_t elsRcvRPS; | |
125 | uint32_t elsRcvRPL; | |
dea3101e JB |
126 | uint32_t elsXmitFLOGI; |
127 | uint32_t elsXmitPLOGI; | |
128 | uint32_t elsXmitPRLI; | |
129 | uint32_t elsXmitADISC; | |
130 | uint32_t elsXmitLOGO; | |
131 | uint32_t elsXmitSCR; | |
132 | uint32_t elsXmitRNID; | |
133 | uint32_t elsXmitFARP; | |
134 | uint32_t elsXmitFARPR; | |
135 | uint32_t elsXmitACC; | |
136 | uint32_t elsXmitLSRJT; | |
137 | ||
138 | uint32_t frameRcvBcast; | |
139 | uint32_t frameRcvMulti; | |
140 | uint32_t strayXmitCmpl; | |
141 | uint32_t frameXmitDelay; | |
142 | uint32_t xriCmdCmpl; | |
143 | uint32_t xriStatErr; | |
144 | uint32_t LinkUp; | |
145 | uint32_t LinkDown; | |
146 | uint32_t LinkMultiEvent; | |
147 | uint32_t NoRcvBuf; | |
148 | uint32_t fcpCmd; | |
149 | uint32_t fcpCmpl; | |
150 | uint32_t fcpRspErr; | |
151 | uint32_t fcpRemoteStop; | |
152 | uint32_t fcpPortRjt; | |
153 | uint32_t fcpPortBusy; | |
154 | uint32_t fcpError; | |
155 | uint32_t fcpLocalErr; | |
156 | }; | |
157 | ||
158 | enum sysfs_mbox_state { | |
159 | SMBOX_IDLE, | |
160 | SMBOX_WRITING, | |
161 | SMBOX_READING | |
162 | }; | |
163 | ||
164 | struct lpfc_sysfs_mbox { | |
165 | enum sysfs_mbox_state state; | |
166 | size_t offset; | |
167 | struct lpfcMboxq * mbox; | |
168 | }; | |
169 | ||
2e0fef85 JS |
170 | struct lpfc_hba; |
171 | ||
172 | enum discovery_state { | |
173 | LPFC_STATE_UNKNOWN = 0, /* HBA state is unknown */ | |
174 | LPFC_LOCAL_CFG_LINK = 6, /* local NPORT Id configured */ | |
175 | LPFC_FLOGI = 7, /* FLOGI sent to Fabric */ | |
176 | LPFC_FABRIC_CFG_LINK = 8, /* Fabric assigned NPORT Id | |
177 | * configured */ | |
178 | LPFC_NS_REG = 9, /* Register with NameServer */ | |
179 | LPFC_NS_QRY = 10, /* Query NameServer for NPort ID list */ | |
180 | LPFC_BUILD_DISC_LIST = 11, /* Build ADISC and PLOGI lists for | |
181 | * device authentication / discovery */ | |
182 | LPFC_DISC_AUTH = 12, /* Processing ADISC list */ | |
183 | LPFC_VPORT_READY = 32, | |
184 | }; | |
185 | ||
186 | enum hba_state { | |
187 | LPFC_LINK_UNKNOWN = 0, /* HBA state is unknown */ | |
188 | LPFC_WARM_START = 1, /* HBA state after selective reset */ | |
189 | LPFC_INIT_START = 2, /* Initial state after board reset */ | |
190 | LPFC_INIT_MBX_CMDS = 3, /* Initialize HBA with mbox commands */ | |
191 | LPFC_LINK_DOWN = 4, /* HBA initialized, link is down */ | |
192 | LPFC_LINK_UP = 5, /* Link is up - issue READ_LA */ | |
193 | LPFC_CLEAR_LA = 13, /* authentication cmplt - issue | |
194 | * CLEAR_LA */ | |
195 | LPFC_HBA_ERROR = -1 | |
196 | }; | |
197 | ||
198 | struct lpfc_vport { | |
199 | struct list_head listentry; | |
200 | struct lpfc_hba *phba; | |
201 | uint8_t port_type; | |
202 | #define LPFC_PHYSICAL_PORT 1 | |
203 | #define LPFC_NPIV_PORT 2 | |
204 | #define LPFC_FABRIC_PORT 3 | |
205 | enum discovery_state port_state; | |
206 | ||
207 | ||
208 | uint32_t fc_flag; /* FC flags */ | |
209 | /* Several of these flags are HBA centric and should be moved to | |
210 | * phba->link_flag (e.g. FC_PTP, FC_PUBLIC_LOOP) | |
211 | */ | |
212 | #define FC_PT2PT 0x1 /* pt2pt with no fabric */ | |
213 | #define FC_PT2PT_PLOGI 0x2 /* pt2pt initiate PLOGI */ | |
214 | #define FC_DISC_TMO 0x4 /* Discovery timer running */ | |
215 | #define FC_PUBLIC_LOOP 0x8 /* Public loop */ | |
216 | #define FC_LBIT 0x10 /* LOGIN bit in loopinit set */ | |
217 | #define FC_RSCN_MODE 0x20 /* RSCN cmd rcv'ed */ | |
218 | #define FC_NLP_MORE 0x40 /* More node to process in node tbl */ | |
219 | #define FC_OFFLINE_MODE 0x80 /* Interface is offline for diag */ | |
220 | #define FC_FABRIC 0x100 /* We are fabric attached */ | |
221 | #define FC_ESTABLISH_LINK 0x200 /* Reestablish Link */ | |
222 | #define FC_RSCN_DISCOVERY 0x400 /* Authenticate all devices after RSCN*/ | |
223 | #define FC_SCSI_SCAN_TMO 0x4000 /* scsi scan timer running */ | |
224 | #define FC_ABORT_DISCOVERY 0x8000 /* we want to abort discovery */ | |
225 | #define FC_NDISC_ACTIVE 0x10000 /* NPort discovery active */ | |
226 | #define FC_BYPASSED_MODE 0x20000 /* NPort is in bypassed mode */ | |
227 | ||
228 | struct list_head fc_nodes; | |
229 | ||
230 | /* Keep counters for the number of entries in each list. */ | |
231 | uint16_t fc_plogi_cnt; | |
232 | uint16_t fc_adisc_cnt; | |
233 | uint16_t fc_reglogin_cnt; | |
234 | uint16_t fc_prli_cnt; | |
235 | uint16_t fc_unmap_cnt; | |
236 | uint16_t fc_map_cnt; | |
237 | uint16_t fc_npr_cnt; | |
238 | uint16_t fc_unused_cnt; | |
239 | struct serv_parm fc_sparam; /* buffer for our service parameters */ | |
240 | ||
241 | uint32_t fc_myDID; /* fibre channel S_ID */ | |
242 | uint32_t fc_prevDID; /* previous fibre channel S_ID */ | |
243 | ||
244 | int32_t stopped; /* HBA has not been restarted since last ERATT */ | |
245 | uint8_t fc_linkspeed; /* Link speed after last READ_LA */ | |
246 | ||
247 | uint32_t num_disc_nodes; /*in addition to hba_state */ | |
248 | ||
249 | uint32_t fc_nlp_cnt; /* outstanding NODELIST requests */ | |
250 | uint32_t fc_rscn_id_cnt; /* count of RSCNs payloads in list */ | |
251 | struct lpfc_dmabuf *fc_rscn_id_list[FC_MAX_HOLD_RSCN]; | |
252 | struct lpfc_name fc_nodename; /* fc nodename */ | |
253 | struct lpfc_name fc_portname; /* fc portname */ | |
254 | ||
255 | struct lpfc_work_evt disc_timeout_evt; | |
256 | ||
257 | struct timer_list fc_disctmo; /* Discovery rescue timer */ | |
258 | uint8_t fc_ns_retry; /* retries for fabric nameserver */ | |
259 | uint32_t fc_prli_sent; /* cntr for outstanding PRLIs */ | |
260 | ||
261 | spinlock_t work_port_lock; | |
262 | uint32_t work_port_events; /* Timeout to be handled */ | |
263 | #define WORKER_DISC_TMO 0x1 /* Discovery timeout */ | |
264 | #define WORKER_ELS_TMO 0x2 /* ELS timeout */ | |
265 | #define WORKER_MBOX_TMO 0x4 /* MBOX timeout */ | |
266 | #define WORKER_FDMI_TMO 0x8 /* FDMI timeout */ | |
267 | ||
268 | struct timer_list fc_fdmitmo; | |
269 | struct timer_list els_tmofunc; | |
270 | ||
271 | int unreg_vpi_cmpl; | |
272 | ||
273 | uint8_t load_flag; | |
274 | #define FC_LOADING 0x1 /* HBA in process of loading drvr */ | |
275 | #define FC_UNLOADING 0x2 /* HBA in process of unloading drvr */ | |
276 | ||
277 | }; | |
278 | ||
dea3101e | 279 | struct lpfc_hba { |
dea3101e | 280 | struct lpfc_sli sli; |
2e0fef85 JS |
281 | |
282 | enum hba_state link_state; | |
283 | uint32_t link_flag; /* link state flags */ | |
284 | #define LS_LOOPBACK_MODE 0x40000 /* NPort is in Loopback mode */ | |
285 | /* This flag is set while issuing */ | |
286 | /* INIT_LINK mailbox command */ | |
287 | #define LS_IGNORE_ERATT 0x80000 /* intr handler should ignore ERATT */ | |
288 | ||
289 | uint32_t pgpOffset; /* PGP offset within host memory */ | |
290 | ||
dea3101e | 291 | struct lpfc_sli2_slim *slim2p; |
2e0fef85 JS |
292 | struct lpfc_dmabuf hbqslimp; |
293 | ||
dea3101e | 294 | dma_addr_t slim2p_mapping; |
2e0fef85 JS |
295 | |
296 | ||
dea3101e JB |
297 | uint16_t pci_cfg_value; |
298 | ||
dea3101e JB |
299 | |
300 | uint8_t fc_linkspeed; /* Link speed after last READ_LA */ | |
301 | ||
302 | uint32_t fc_eventTag; /* event tag for link attention */ | |
dea3101e | 303 | |
dea3101e JB |
304 | |
305 | struct timer_list fc_estabtmo; /* link establishment timer */ | |
dea3101e | 306 | /* These fields used to be binfo */ |
dea3101e JB |
307 | uint32_t fc_pref_DID; /* preferred D_ID */ |
308 | uint8_t fc_pref_ALPA; /* preferred AL_PA */ | |
309 | uint32_t fc_edtov; /* E_D_TOV timer value */ | |
310 | uint32_t fc_arbtov; /* ARB_TOV timer value */ | |
311 | uint32_t fc_ratov; /* R_A_TOV timer value */ | |
312 | uint32_t fc_rttov; /* R_T_TOV timer value */ | |
313 | uint32_t fc_altov; /* AL_TOV timer value */ | |
314 | uint32_t fc_crtov; /* C_R_TOV timer value */ | |
315 | uint32_t fc_citov; /* C_I_TOV timer value */ | |
dea3101e | 316 | |
dea3101e JB |
317 | struct serv_parm fc_fabparam; /* fabric service parameters buffer */ |
318 | uint8_t alpa_map[128]; /* AL_PA map from READ_LA */ | |
319 | ||
dea3101e | 320 | uint32_t lmt; |
dea3101e JB |
321 | |
322 | uint32_t fc_topology; /* link topology, from LINK INIT */ | |
323 | ||
324 | struct lpfc_stats fc_stat; | |
325 | ||
dea3101e JB |
326 | struct lpfc_nodelist fc_fcpnodev; /* nodelist entry for no device */ |
327 | uint32_t nport_event_cnt; /* timestamp for nlplist entry */ | |
328 | ||
2e0fef85 JS |
329 | uint8_t wwnn[8]; |
330 | uint8_t wwpn[8]; | |
dea3101e JB |
331 | uint32_t RandomData[7]; |
332 | ||
333 | uint32_t cfg_log_verbose; | |
334 | uint32_t cfg_lun_queue_depth; | |
335 | uint32_t cfg_nodev_tmo; | |
c01f3208 | 336 | uint32_t cfg_devloss_tmo; |
dea3101e JB |
337 | uint32_t cfg_hba_queue_depth; |
338 | uint32_t cfg_fcp_class; | |
339 | uint32_t cfg_use_adisc; | |
340 | uint32_t cfg_ack0; | |
341 | uint32_t cfg_topology; | |
342 | uint32_t cfg_scan_down; | |
343 | uint32_t cfg_link_speed; | |
344 | uint32_t cfg_cr_delay; | |
345 | uint32_t cfg_cr_count; | |
cf5bf97e | 346 | uint32_t cfg_multi_ring_support; |
a4bc3379 JS |
347 | uint32_t cfg_multi_ring_rctl; |
348 | uint32_t cfg_multi_ring_type; | |
dea3101e | 349 | uint32_t cfg_fdmi_on; |
dea3101e JB |
350 | uint32_t cfg_discovery_threads; |
351 | uint32_t cfg_max_luns; | |
875fbdfe JSEC |
352 | uint32_t cfg_poll; |
353 | uint32_t cfg_poll_tmo; | |
4ff43246 | 354 | uint32_t cfg_use_msi; |
dea3101e JB |
355 | uint32_t cfg_sg_seg_cnt; |
356 | uint32_t cfg_sg_dma_buf_size; | |
a12e07bc | 357 | uint64_t cfg_soft_wwnn; |
c3f28afa | 358 | uint64_t cfg_soft_wwpn; |
dea3101e | 359 | |
c01f3208 JS |
360 | uint32_t dev_loss_tmo_changed; |
361 | ||
dea3101e JB |
362 | lpfc_vpd_t vpd; /* vital product data */ |
363 | ||
dea3101e JB |
364 | struct pci_dev *pcidev; |
365 | struct list_head work_list; | |
366 | uint32_t work_ha; /* Host Attention Bits for WT */ | |
367 | uint32_t work_ha_mask; /* HA Bits owned by WT */ | |
368 | uint32_t work_hs; /* HS stored in case of ERRAT */ | |
369 | uint32_t work_status[2]; /* Extra status from SLIM */ | |
dea3101e JB |
370 | |
371 | wait_queue_head_t *work_wait; | |
372 | struct task_struct *worker_thread; | |
373 | ||
374 | unsigned long pci_bar0_map; /* Physical address for PCI BAR0 */ | |
375 | unsigned long pci_bar2_map; /* Physical address for PCI BAR2 */ | |
376 | void __iomem *slim_memmap_p; /* Kernel memory mapped address for | |
377 | PCI BAR0 */ | |
378 | void __iomem *ctrl_regs_memmap_p;/* Kernel memory mapped address for | |
379 | PCI BAR2 */ | |
380 | ||
381 | void __iomem *MBslimaddr; /* virtual address for mbox cmds */ | |
382 | void __iomem *HAregaddr; /* virtual address for host attn reg */ | |
383 | void __iomem *CAregaddr; /* virtual address for chip attn reg */ | |
384 | void __iomem *HSregaddr; /* virtual address for host status | |
385 | reg */ | |
386 | void __iomem *HCregaddr; /* virtual address for host ctl reg */ | |
387 | ||
388 | int brd_no; /* FC board number */ | |
389 | ||
390 | char SerialNumber[32]; /* adapter Serial Number */ | |
391 | char OptionROMVersion[32]; /* adapter BIOS / Fcode version */ | |
392 | char ModelDesc[256]; /* Model Description */ | |
393 | char ModelName[80]; /* Model Name */ | |
394 | char ProgramType[256]; /* Program Type */ | |
395 | char Port[20]; /* Port No */ | |
396 | uint8_t vpd_flag; /* VPD data flag */ | |
397 | ||
398 | #define VPD_MODEL_DESC 0x1 /* valid vpd model description */ | |
399 | #define VPD_MODEL_NAME 0x2 /* valid vpd model name */ | |
400 | #define VPD_PROGRAM_TYPE 0x4 /* valid vpd program type */ | |
401 | #define VPD_PORT 0x8 /* valid vpd port data */ | |
402 | #define VPD_MASK 0xf /* mask for any vpd data */ | |
403 | ||
a12e07bc | 404 | uint8_t soft_wwn_enable; |
c3f28afa | 405 | |
875fbdfe | 406 | struct timer_list fcp_poll_timer; |
875fbdfe | 407 | |
dea3101e JB |
408 | /* |
409 | * stat counters | |
410 | */ | |
411 | uint64_t fc4InputRequests; | |
412 | uint64_t fc4OutputRequests; | |
413 | uint64_t fc4ControlRequests; | |
414 | ||
415 | struct lpfc_sysfs_mbox sysfs_mbox; | |
416 | ||
417 | /* fastpath list. */ | |
875fbdfe | 418 | spinlock_t scsi_buf_list_lock; |
dea3101e JB |
419 | struct list_head lpfc_scsi_buf_list; |
420 | uint32_t total_scsi_bufs; | |
421 | struct list_head lpfc_iocb_list; | |
422 | uint32_t total_iocbq_bufs; | |
2e0fef85 | 423 | spinlock_t hbalock; |
dea3101e JB |
424 | |
425 | /* pci_mem_pools */ | |
426 | struct pci_pool *lpfc_scsi_dma_buf_pool; | |
427 | struct pci_pool *lpfc_mbuf_pool; | |
428 | struct lpfc_dma_pool lpfc_mbuf_safety_pool; | |
429 | ||
430 | mempool_t *mbox_mem_pool; | |
431 | mempool_t *nlp_mem_pool; | |
f888ba3c JSEC |
432 | |
433 | struct fc_host_statistics link_stats; | |
2e0fef85 JS |
434 | struct list_head port_list; |
435 | struct lpfc_vport *pport; /* physical lpfc_vport pointer */ | |
dea3101e JB |
436 | }; |
437 | ||
2e0fef85 JS |
438 | static inline struct Scsi_Host * |
439 | lpfc_shost_from_vport(struct lpfc_vport *vport) | |
440 | { | |
441 | return container_of((void *) vport, struct Scsi_Host, hostdata[0]); | |
442 | } | |
443 | ||
5b8bd0c9 | 444 | static inline void |
2e0fef85 JS |
445 | lpfc_set_loopback_flag(struct lpfc_hba *phba) |
446 | { | |
5b8bd0c9 | 447 | if (phba->cfg_topology == FLAGS_LOCAL_LB) |
2e0fef85 | 448 | phba->link_flag |= LS_LOOPBACK_MODE; |
5b8bd0c9 | 449 | else |
2e0fef85 JS |
450 | phba->link_flag &= ~LS_LOOPBACK_MODE; |
451 | } | |
452 | ||
453 | static inline int | |
454 | lpfc_is_link_up(struct lpfc_hba *phba) | |
455 | { | |
456 | return phba->link_state == LPFC_LINK_UP || | |
457 | phba->link_state == LPFC_CLEAR_LA; | |
5b8bd0c9 | 458 | } |
dea3101e | 459 | |
2e0fef85 | 460 | |
d2873e4c JS |
461 | |
462 | #define FC_REG_DUMP_EVENT 0x10 /* Register for Dump events */ | |
2e0fef85 | 463 |