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dea3101e | 1 | /******************************************************************* |
2 | * This file is part of the Emulex Linux Device Driver for * | |
c44ce173 | 3 | * Fibre Channel Host Bus Adapters. * |
d8e93df1 | 4 | * Copyright (C) 2004-2009 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 | 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 | 20 | *******************************************************************/ |
21 | ||
2e0fef85 JS |
22 | #include <scsi/scsi_host.h> |
23 | ||
dea3101e | 24 | struct lpfc_sli2_slim; |
25 | ||
3772a991 JS |
26 | #define LPFC_PCI_DEV_LP 0x1 |
27 | #define LPFC_PCI_DEV_OC 0x2 | |
28 | ||
29 | #define LPFC_SLI_REV2 2 | |
30 | #define LPFC_SLI_REV3 3 | |
31 | #define LPFC_SLI_REV4 4 | |
32 | ||
97eab634 | 33 | #define LPFC_MAX_TARGET 4096 /* max number of targets supported */ |
e17da18e JS |
34 | #define LPFC_MAX_DISC_THREADS 64 /* max outstanding discovery els |
35 | requests */ | |
36 | #define LPFC_MAX_NS_RETRY 3 /* Number of retry attempts to contact | |
37 | the NameServer before giving up. */ | |
445cf4f4 | 38 | #define LPFC_CMD_PER_LUN 3 /* max outstanding cmds per lun */ |
81301a9b JS |
39 | #define LPFC_DEFAULT_SG_SEG_CNT 64 /* sg element count per scsi cmnd */ |
40 | #define LPFC_DEFAULT_PROT_SG_SEG_CNT 4096 /* sg protection elements count */ | |
41 | #define LPFC_MAX_SG_SEG_CNT 4096 /* sg element count per scsi cmnd */ | |
42 | #define LPFC_MAX_PROT_SG_SEG_CNT 4096 /* prot sg element count per scsi cmd*/ | |
dea3101e | 43 | #define LPFC_IOCB_LIST_CNT 2250 /* list of IOCBs for fast-path usage. */ |
445cf4f4 | 44 | #define LPFC_Q_RAMP_UP_INTERVAL 120 /* lun q_depth ramp up interval */ |
495a714c | 45 | #define LPFC_VNAME_LEN 100 /* vport symbolic name length */ |
977b5a0a JS |
46 | #define LPFC_TGTQ_INTERVAL 40000 /* Min amount of time between tgt |
47 | queue depth change in millisecs */ | |
48 | #define LPFC_TGTQ_RAMPUP_PCENT 5 /* Target queue rampup in percentage */ | |
49 | #define LPFC_MIN_TGT_QDEPTH 100 | |
50 | #define LPFC_MAX_TGT_QDEPTH 0xFFFF | |
dea3101e | 51 | |
ea2151b4 JS |
52 | #define LPFC_MAX_BUCKET_COUNT 20 /* Maximum no. of buckets for stat data |
53 | collection. */ | |
92d7f7b0 JS |
54 | /* |
55 | * Following time intervals are used of adjusting SCSI device | |
56 | * queue depths when there are driver resource error or Firmware | |
57 | * resource error. | |
58 | */ | |
59 | #define QUEUE_RAMP_DOWN_INTERVAL (1 * HZ) /* 1 Second */ | |
60 | #define QUEUE_RAMP_UP_INTERVAL (300 * HZ) /* 5 minutes */ | |
61 | ||
62 | /* Number of exchanges reserved for discovery to complete */ | |
63 | #define LPFC_DISC_IOCB_BUFF_COUNT 20 | |
64 | ||
858c9f6c | 65 | #define LPFC_HB_MBOX_INTERVAL 5 /* Heart beat interval in seconds. */ |
311464ec | 66 | #define LPFC_HB_MBOX_TIMEOUT 30 /* Heart beat timeout in seconds. */ |
858c9f6c | 67 | |
9399627f JS |
68 | /* Error Attention event polling interval */ |
69 | #define LPFC_ERATT_POLL_INTERVAL 5 /* EATT poll interval in seconds */ | |
70 | ||
dea3101e | 71 | /* Define macros for 64 bit support */ |
72 | #define putPaddrLow(addr) ((uint32_t) (0xffffffff & (u64)(addr))) | |
73 | #define putPaddrHigh(addr) ((uint32_t) (0xffffffff & (((u64)(addr))>>32))) | |
74 | #define getPaddr(high, low) ((dma_addr_t)( \ | |
75 | (( (u64)(high)<<16 ) << 16)|( (u64)(low)))) | |
76 | /* Provide maximum configuration definitions. */ | |
77 | #define LPFC_DRVR_TIMEOUT 16 /* driver iocb timeout value in sec */ | |
dea3101e | 78 | #define FC_MAX_ADPTMSG 64 |
79 | ||
80 | #define MAX_HBAEVT 32 | |
81 | ||
9399627f JS |
82 | /* Number of MSI-X vectors the driver uses */ |
83 | #define LPFC_MSIX_VECTORS 2 | |
84 | ||
5e9d9b82 JS |
85 | /* lpfc wait event data ready flag */ |
86 | #define LPFC_DATA_READY (1<<0) | |
87 | ||
875fbdfe JSEC |
88 | enum lpfc_polling_flags { |
89 | ENABLE_FCP_RING_POLLING = 0x1, | |
90 | DISABLE_FCP_RING_INT = 0x2 | |
91 | }; | |
92 | ||
dea3101e | 93 | /* Provide DMA memory definitions the driver uses per port instance. */ |
94 | struct lpfc_dmabuf { | |
95 | struct list_head list; | |
96 | void *virt; /* virtual address ptr */ | |
97 | dma_addr_t phys; /* mapped address */ | |
76bb24ef | 98 | uint32_t buffer_tag; /* used for tagged queue ring */ |
dea3101e | 99 | }; |
100 | ||
101 | struct lpfc_dma_pool { | |
102 | struct lpfc_dmabuf *elements; | |
103 | uint32_t max_count; | |
104 | uint32_t current_count; | |
105 | }; | |
106 | ||
ed957684 | 107 | struct hbq_dmabuf { |
da0436e9 | 108 | struct lpfc_dmabuf hbuf; |
ed957684 | 109 | struct lpfc_dmabuf dbuf; |
51ef4c26 | 110 | uint32_t size; |
ed957684 | 111 | uint32_t tag; |
4d9ab994 | 112 | struct lpfc_cq_event cq_event; |
ed957684 JS |
113 | }; |
114 | ||
dea3101e | 115 | /* Priority bit. Set value to exceed low water mark in lpfc_mem. */ |
116 | #define MEM_PRI 0x100 | |
117 | ||
118 | ||
119 | /****************************************************************************/ | |
120 | /* Device VPD save area */ | |
121 | /****************************************************************************/ | |
122 | typedef struct lpfc_vpd { | |
123 | uint32_t status; /* vpd status value */ | |
124 | uint32_t length; /* number of bytes actually returned */ | |
125 | struct { | |
126 | uint32_t rsvd1; /* Revision numbers */ | |
127 | uint32_t biuRev; | |
128 | uint32_t smRev; | |
129 | uint32_t smFwRev; | |
130 | uint32_t endecRev; | |
131 | uint16_t rBit; | |
132 | uint8_t fcphHigh; | |
133 | uint8_t fcphLow; | |
134 | uint8_t feaLevelHigh; | |
135 | uint8_t feaLevelLow; | |
136 | uint32_t postKernRev; | |
137 | uint32_t opFwRev; | |
138 | uint8_t opFwName[16]; | |
139 | uint32_t sli1FwRev; | |
140 | uint8_t sli1FwName[16]; | |
141 | uint32_t sli2FwRev; | |
142 | uint8_t sli2FwName[16]; | |
143 | } rev; | |
92d7f7b0 JS |
144 | struct { |
145 | #ifdef __BIG_ENDIAN_BITFIELD | |
da0436e9 JS |
146 | uint32_t rsvd3 :19; /* Reserved */ |
147 | uint32_t cdss : 1; /* Configure Data Security SLI */ | |
148 | uint32_t rsvd2 : 3; /* Reserved */ | |
149 | uint32_t cbg : 1; /* Configure BlockGuard */ | |
92d7f7b0 JS |
150 | uint32_t cmv : 1; /* Configure Max VPIs */ |
151 | uint32_t ccrp : 1; /* Config Command Ring Polling */ | |
152 | uint32_t csah : 1; /* Configure Synchronous Abort Handling */ | |
153 | uint32_t chbs : 1; /* Cofigure Host Backing store */ | |
154 | uint32_t cinb : 1; /* Enable Interrupt Notification Block */ | |
155 | uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */ | |
156 | uint32_t cmx : 1; /* Configure Max XRIs */ | |
157 | uint32_t cmr : 1; /* Configure Max RPIs */ | |
158 | #else /* __LITTLE_ENDIAN */ | |
159 | uint32_t cmr : 1; /* Configure Max RPIs */ | |
160 | uint32_t cmx : 1; /* Configure Max XRIs */ | |
161 | uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */ | |
162 | uint32_t cinb : 1; /* Enable Interrupt Notification Block */ | |
163 | uint32_t chbs : 1; /* Cofigure Host Backing store */ | |
164 | uint32_t csah : 1; /* Configure Synchronous Abort Handling */ | |
165 | uint32_t ccrp : 1; /* Config Command Ring Polling */ | |
166 | uint32_t cmv : 1; /* Configure Max VPIs */ | |
da0436e9 JS |
167 | uint32_t cbg : 1; /* Configure BlockGuard */ |
168 | uint32_t rsvd2 : 3; /* Reserved */ | |
169 | uint32_t cdss : 1; /* Configure Data Security SLI */ | |
170 | uint32_t rsvd3 :19; /* Reserved */ | |
92d7f7b0 JS |
171 | #endif |
172 | } sli3Feat; | |
dea3101e | 173 | } lpfc_vpd_t; |
174 | ||
175 | struct lpfc_scsi_buf; | |
176 | ||
177 | ||
178 | /* | |
179 | * lpfc stat counters | |
180 | */ | |
181 | struct lpfc_stats { | |
182 | /* Statistics for ELS commands */ | |
183 | uint32_t elsLogiCol; | |
184 | uint32_t elsRetryExceeded; | |
185 | uint32_t elsXmitRetry; | |
186 | uint32_t elsDelayRetry; | |
187 | uint32_t elsRcvDrop; | |
188 | uint32_t elsRcvFrame; | |
189 | uint32_t elsRcvRSCN; | |
190 | uint32_t elsRcvRNID; | |
191 | uint32_t elsRcvFARP; | |
192 | uint32_t elsRcvFARPR; | |
193 | uint32_t elsRcvFLOGI; | |
194 | uint32_t elsRcvPLOGI; | |
195 | uint32_t elsRcvADISC; | |
196 | uint32_t elsRcvPDISC; | |
197 | uint32_t elsRcvFAN; | |
198 | uint32_t elsRcvLOGO; | |
199 | uint32_t elsRcvPRLO; | |
200 | uint32_t elsRcvPRLI; | |
7bb3b137 JW |
201 | uint32_t elsRcvLIRR; |
202 | uint32_t elsRcvRPS; | |
203 | uint32_t elsRcvRPL; | |
dea3101e | 204 | uint32_t elsXmitFLOGI; |
92d7f7b0 | 205 | uint32_t elsXmitFDISC; |
dea3101e | 206 | uint32_t elsXmitPLOGI; |
207 | uint32_t elsXmitPRLI; | |
208 | uint32_t elsXmitADISC; | |
209 | uint32_t elsXmitLOGO; | |
210 | uint32_t elsXmitSCR; | |
211 | uint32_t elsXmitRNID; | |
212 | uint32_t elsXmitFARP; | |
213 | uint32_t elsXmitFARPR; | |
214 | uint32_t elsXmitACC; | |
215 | uint32_t elsXmitLSRJT; | |
216 | ||
217 | uint32_t frameRcvBcast; | |
218 | uint32_t frameRcvMulti; | |
219 | uint32_t strayXmitCmpl; | |
220 | uint32_t frameXmitDelay; | |
221 | uint32_t xriCmdCmpl; | |
222 | uint32_t xriStatErr; | |
223 | uint32_t LinkUp; | |
224 | uint32_t LinkDown; | |
225 | uint32_t LinkMultiEvent; | |
226 | uint32_t NoRcvBuf; | |
227 | uint32_t fcpCmd; | |
228 | uint32_t fcpCmpl; | |
229 | uint32_t fcpRspErr; | |
230 | uint32_t fcpRemoteStop; | |
231 | uint32_t fcpPortRjt; | |
232 | uint32_t fcpPortBusy; | |
233 | uint32_t fcpError; | |
234 | uint32_t fcpLocalErr; | |
235 | }; | |
236 | ||
237 | enum sysfs_mbox_state { | |
238 | SMBOX_IDLE, | |
239 | SMBOX_WRITING, | |
240 | SMBOX_READING | |
241 | }; | |
242 | ||
243 | struct lpfc_sysfs_mbox { | |
244 | enum sysfs_mbox_state state; | |
245 | size_t offset; | |
246 | struct lpfcMboxq * mbox; | |
247 | }; | |
248 | ||
2e0fef85 JS |
249 | struct lpfc_hba; |
250 | ||
92d7f7b0 | 251 | |
2e0fef85 | 252 | enum discovery_state { |
92d7f7b0 JS |
253 | LPFC_VPORT_UNKNOWN = 0, /* vport state is unknown */ |
254 | LPFC_VPORT_FAILED = 1, /* vport has failed */ | |
255 | LPFC_LOCAL_CFG_LINK = 6, /* local NPORT Id configured */ | |
256 | LPFC_FLOGI = 7, /* FLOGI sent to Fabric */ | |
257 | LPFC_FDISC = 8, /* FDISC sent for vport */ | |
258 | LPFC_FABRIC_CFG_LINK = 9, /* Fabric assigned NPORT Id | |
259 | * configured */ | |
260 | LPFC_NS_REG = 10, /* Register with NameServer */ | |
261 | LPFC_NS_QRY = 11, /* Query NameServer for NPort ID list */ | |
262 | LPFC_BUILD_DISC_LIST = 12, /* Build ADISC and PLOGI lists for | |
263 | * device authentication / discovery */ | |
264 | LPFC_DISC_AUTH = 13, /* Processing ADISC list */ | |
265 | LPFC_VPORT_READY = 32, | |
2e0fef85 JS |
266 | }; |
267 | ||
268 | enum hba_state { | |
269 | LPFC_LINK_UNKNOWN = 0, /* HBA state is unknown */ | |
270 | LPFC_WARM_START = 1, /* HBA state after selective reset */ | |
271 | LPFC_INIT_START = 2, /* Initial state after board reset */ | |
272 | LPFC_INIT_MBX_CMDS = 3, /* Initialize HBA with mbox commands */ | |
273 | LPFC_LINK_DOWN = 4, /* HBA initialized, link is down */ | |
274 | LPFC_LINK_UP = 5, /* Link is up - issue READ_LA */ | |
92d7f7b0 | 275 | LPFC_CLEAR_LA = 6, /* authentication cmplt - issue |
2e0fef85 | 276 | * CLEAR_LA */ |
92d7f7b0 | 277 | LPFC_HBA_READY = 32, |
2e0fef85 JS |
278 | LPFC_HBA_ERROR = -1 |
279 | }; | |
280 | ||
281 | struct lpfc_vport { | |
2e0fef85 | 282 | struct lpfc_hba *phba; |
3772a991 | 283 | struct list_head listentry; |
2e0fef85 JS |
284 | uint8_t port_type; |
285 | #define LPFC_PHYSICAL_PORT 1 | |
286 | #define LPFC_NPIV_PORT 2 | |
287 | #define LPFC_FABRIC_PORT 3 | |
288 | enum discovery_state port_state; | |
289 | ||
92d7f7b0 | 290 | uint16_t vpi; |
da0436e9 JS |
291 | uint16_t vfi; |
292 | uint8_t vfi_state; | |
293 | #define LPFC_VFI_REGISTERED 0x1 | |
2e0fef85 JS |
294 | |
295 | uint32_t fc_flag; /* FC flags */ | |
296 | /* Several of these flags are HBA centric and should be moved to | |
297 | * phba->link_flag (e.g. FC_PTP, FC_PUBLIC_LOOP) | |
298 | */ | |
92d7f7b0 JS |
299 | #define FC_PT2PT 0x1 /* pt2pt with no fabric */ |
300 | #define FC_PT2PT_PLOGI 0x2 /* pt2pt initiate PLOGI */ | |
301 | #define FC_DISC_TMO 0x4 /* Discovery timer running */ | |
302 | #define FC_PUBLIC_LOOP 0x8 /* Public loop */ | |
303 | #define FC_LBIT 0x10 /* LOGIN bit in loopinit set */ | |
304 | #define FC_RSCN_MODE 0x20 /* RSCN cmd rcv'ed */ | |
305 | #define FC_NLP_MORE 0x40 /* More node to process in node tbl */ | |
306 | #define FC_OFFLINE_MODE 0x80 /* Interface is offline for diag */ | |
307 | #define FC_FABRIC 0x100 /* We are fabric attached */ | |
92d7f7b0 JS |
308 | #define FC_RSCN_DISCOVERY 0x400 /* Auth all devices after RSCN */ |
309 | #define FC_SCSI_SCAN_TMO 0x4000 /* scsi scan timer running */ | |
310 | #define FC_ABORT_DISCOVERY 0x8000 /* we want to abort discovery */ | |
311 | #define FC_NDISC_ACTIVE 0x10000 /* NPort discovery active */ | |
312 | #define FC_BYPASSED_MODE 0x20000 /* NPort is in bypassed mode */ | |
92d7f7b0 JS |
313 | #define FC_VPORT_NEEDS_REG_VPI 0x80000 /* Needs to have its vpi registered */ |
314 | #define FC_RSCN_DEFERRED 0x100000 /* A deferred RSCN being processed */ | |
1c6834a7 | 315 | #define FC_VPORT_NEEDS_INIT_VPI 0x200000 /* Need to INIT_VPI before FDISC */ |
2e0fef85 | 316 | |
7ee5d43e JS |
317 | uint32_t ct_flags; |
318 | #define FC_CT_RFF_ID 0x1 /* RFF_ID accepted by switch */ | |
319 | #define FC_CT_RNN_ID 0x2 /* RNN_ID accepted by switch */ | |
320 | #define FC_CT_RSNN_NN 0x4 /* RSNN_NN accepted by switch */ | |
321 | #define FC_CT_RSPN_ID 0x8 /* RSPN_ID accepted by switch */ | |
322 | #define FC_CT_RFT_ID 0x10 /* RFT_ID accepted by switch */ | |
323 | ||
2e0fef85 JS |
324 | struct list_head fc_nodes; |
325 | ||
326 | /* Keep counters for the number of entries in each list. */ | |
327 | uint16_t fc_plogi_cnt; | |
328 | uint16_t fc_adisc_cnt; | |
329 | uint16_t fc_reglogin_cnt; | |
330 | uint16_t fc_prli_cnt; | |
331 | uint16_t fc_unmap_cnt; | |
332 | uint16_t fc_map_cnt; | |
333 | uint16_t fc_npr_cnt; | |
334 | uint16_t fc_unused_cnt; | |
335 | struct serv_parm fc_sparam; /* buffer for our service parameters */ | |
336 | ||
337 | uint32_t fc_myDID; /* fibre channel S_ID */ | |
338 | uint32_t fc_prevDID; /* previous fibre channel S_ID */ | |
339 | ||
340 | int32_t stopped; /* HBA has not been restarted since last ERATT */ | |
341 | uint8_t fc_linkspeed; /* Link speed after last READ_LA */ | |
342 | ||
343 | uint32_t num_disc_nodes; /*in addition to hba_state */ | |
344 | ||
345 | uint32_t fc_nlp_cnt; /* outstanding NODELIST requests */ | |
346 | uint32_t fc_rscn_id_cnt; /* count of RSCNs payloads in list */ | |
7f5f3d0d | 347 | uint32_t fc_rscn_flush; /* flag use of fc_rscn_id_list */ |
2e0fef85 JS |
348 | struct lpfc_dmabuf *fc_rscn_id_list[FC_MAX_HOLD_RSCN]; |
349 | struct lpfc_name fc_nodename; /* fc nodename */ | |
350 | struct lpfc_name fc_portname; /* fc portname */ | |
351 | ||
352 | struct lpfc_work_evt disc_timeout_evt; | |
353 | ||
354 | struct timer_list fc_disctmo; /* Discovery rescue timer */ | |
355 | uint8_t fc_ns_retry; /* retries for fabric nameserver */ | |
356 | uint32_t fc_prli_sent; /* cntr for outstanding PRLIs */ | |
357 | ||
358 | spinlock_t work_port_lock; | |
359 | uint32_t work_port_events; /* Timeout to be handled */ | |
858c9f6c JS |
360 | #define WORKER_DISC_TMO 0x1 /* vport: Discovery timeout */ |
361 | #define WORKER_ELS_TMO 0x2 /* vport: ELS timeout */ | |
362 | #define WORKER_FDMI_TMO 0x4 /* vport: FDMI timeout */ | |
363 | ||
364 | #define WORKER_MBOX_TMO 0x100 /* hba: MBOX timeout */ | |
365 | #define WORKER_HB_TMO 0x200 /* hba: Heart beat timeout */ | |
b1c11812 | 366 | #define WORKER_FABRIC_BLOCK_TMO 0x400 /* hba: fabric block timeout */ |
858c9f6c JS |
367 | #define WORKER_RAMP_DOWN_QUEUE 0x800 /* hba: Decrease Q depth */ |
368 | #define WORKER_RAMP_UP_QUEUE 0x1000 /* hba: Increase Q depth */ | |
2e0fef85 JS |
369 | |
370 | struct timer_list fc_fdmitmo; | |
371 | struct timer_list els_tmofunc; | |
372 | ||
373 | int unreg_vpi_cmpl; | |
374 | ||
375 | uint8_t load_flag; | |
376 | #define FC_LOADING 0x1 /* HBA in process of loading drvr */ | |
377 | #define FC_UNLOADING 0x2 /* HBA in process of unloading drvr */ | |
3de2a653 JS |
378 | /* Vport Config Parameters */ |
379 | uint32_t cfg_scan_down; | |
380 | uint32_t cfg_lun_queue_depth; | |
381 | uint32_t cfg_nodev_tmo; | |
382 | uint32_t cfg_devloss_tmo; | |
383 | uint32_t cfg_restrict_login; | |
384 | uint32_t cfg_peer_port_login; | |
385 | uint32_t cfg_fcp_class; | |
386 | uint32_t cfg_use_adisc; | |
387 | uint32_t cfg_fdmi_on; | |
388 | uint32_t cfg_discovery_threads; | |
e8b62011 | 389 | uint32_t cfg_log_verbose; |
3de2a653 | 390 | uint32_t cfg_max_luns; |
7ee5d43e | 391 | uint32_t cfg_enable_da_id; |
977b5a0a | 392 | uint32_t cfg_max_scsicmpl_time; |
3de2a653 JS |
393 | |
394 | uint32_t dev_loss_tmo_changed; | |
51ef4c26 JS |
395 | |
396 | struct fc_vport *fc_vport; | |
397 | ||
923e4b6a | 398 | #ifdef CONFIG_SCSI_LPFC_DEBUG_FS |
51ef4c26 JS |
399 | struct dentry *debug_disc_trc; |
400 | struct dentry *debug_nodelist; | |
401 | struct dentry *vport_debugfs_root; | |
402 | struct lpfc_debugfs_trc *disc_trc; | |
403 | atomic_t disc_trc_cnt; | |
404 | #endif | |
ea2151b4 JS |
405 | uint8_t stat_data_enabled; |
406 | uint8_t stat_data_blocked; | |
da0436e9 JS |
407 | struct list_head rcv_buffer_list; |
408 | uint32_t vport_flag; | |
409 | #define STATIC_VPORT 1 | |
2e0fef85 JS |
410 | }; |
411 | ||
ed957684 JS |
412 | struct hbq_s { |
413 | uint16_t entry_count; /* Current number of HBQ slots */ | |
a8adb832 | 414 | uint16_t buffer_count; /* Current number of buffers posted */ |
ed957684 JS |
415 | uint32_t next_hbqPutIdx; /* Index to next HBQ slot to use */ |
416 | uint32_t hbqPutIdx; /* HBQ slot to use */ | |
417 | uint32_t local_hbqGetIdx; /* Local copy of Get index from Port */ | |
51ef4c26 JS |
418 | void *hbq_virt; /* Virtual ptr to this hbq */ |
419 | struct list_head hbq_buffer_list; /* buffers assigned to this HBQ */ | |
420 | /* Callback for HBQ buffer allocation */ | |
421 | struct hbq_dmabuf *(*hbq_alloc_buffer) (struct lpfc_hba *); | |
422 | /* Callback for HBQ buffer free */ | |
423 | void (*hbq_free_buffer) (struct lpfc_hba *, | |
424 | struct hbq_dmabuf *); | |
ed957684 JS |
425 | }; |
426 | ||
51ef4c26 JS |
427 | #define LPFC_MAX_HBQS 4 |
428 | /* this matches the position in the lpfc_hbq_defs array */ | |
92d7f7b0 | 429 | #define LPFC_ELS_HBQ 0 |
51ef4c26 | 430 | #define LPFC_EXTRA_HBQ 1 |
ed957684 | 431 | |
7af67051 JS |
432 | enum hba_temp_state { |
433 | HBA_NORMAL_TEMP, | |
434 | HBA_OVER_TEMP | |
435 | }; | |
436 | ||
db2378e0 JS |
437 | enum intr_type_t { |
438 | NONE = 0, | |
439 | INTx, | |
440 | MSI, | |
441 | MSIX, | |
442 | }; | |
443 | ||
f1c3b0fc JS |
444 | struct unsol_rcv_ct_ctx { |
445 | uint32_t ctxt_id; | |
446 | uint32_t SID; | |
447 | uint32_t oxid; | |
448 | }; | |
449 | ||
dea3101e | 450 | struct lpfc_hba { |
3772a991 JS |
451 | /* SCSI interface function jump table entries */ |
452 | int (*lpfc_new_scsi_buf) | |
453 | (struct lpfc_vport *, int); | |
454 | struct lpfc_scsi_buf * (*lpfc_get_scsi_buf) | |
455 | (struct lpfc_hba *); | |
456 | int (*lpfc_scsi_prep_dma_buf) | |
457 | (struct lpfc_hba *, struct lpfc_scsi_buf *); | |
458 | void (*lpfc_scsi_unprep_dma_buf) | |
459 | (struct lpfc_hba *, struct lpfc_scsi_buf *); | |
460 | void (*lpfc_release_scsi_buf) | |
461 | (struct lpfc_hba *, struct lpfc_scsi_buf *); | |
462 | void (*lpfc_rampdown_queue_depth) | |
463 | (struct lpfc_hba *); | |
464 | void (*lpfc_scsi_prep_cmnd) | |
465 | (struct lpfc_vport *, struct lpfc_scsi_buf *, | |
466 | struct lpfc_nodelist *); | |
3772a991 JS |
467 | /* IOCB interface function jump table entries */ |
468 | int (*__lpfc_sli_issue_iocb) | |
469 | (struct lpfc_hba *, uint32_t, | |
470 | struct lpfc_iocbq *, uint32_t); | |
471 | void (*__lpfc_sli_release_iocbq)(struct lpfc_hba *, | |
472 | struct lpfc_iocbq *); | |
473 | int (*lpfc_hba_down_post)(struct lpfc_hba *phba); | |
474 | ||
475 | ||
476 | IOCB_t * (*lpfc_get_iocb_from_iocbq) | |
477 | (struct lpfc_iocbq *); | |
478 | void (*lpfc_scsi_cmd_iocb_cmpl) | |
479 | (struct lpfc_hba *, struct lpfc_iocbq *, struct lpfc_iocbq *); | |
480 | ||
481 | /* MBOX interface function jump table entries */ | |
482 | int (*lpfc_sli_issue_mbox) | |
483 | (struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); | |
484 | /* Slow-path IOCB process function jump table entries */ | |
485 | void (*lpfc_sli_handle_slow_ring_event) | |
486 | (struct lpfc_hba *phba, struct lpfc_sli_ring *pring, | |
487 | uint32_t mask); | |
488 | /* INIT device interface function jump table entries */ | |
489 | int (*lpfc_sli_hbq_to_firmware) | |
490 | (struct lpfc_hba *, uint32_t, struct hbq_dmabuf *); | |
491 | int (*lpfc_sli_brdrestart) | |
492 | (struct lpfc_hba *); | |
493 | int (*lpfc_sli_brdready) | |
494 | (struct lpfc_hba *, uint32_t); | |
495 | void (*lpfc_handle_eratt) | |
496 | (struct lpfc_hba *); | |
497 | void (*lpfc_stop_port) | |
498 | (struct lpfc_hba *); | |
499 | ||
500 | ||
501 | /* SLI4 specific HBA data structure */ | |
502 | struct lpfc_sli4_hba sli4_hba; | |
503 | ||
dea3101e | 504 | struct lpfc_sli sli; |
3772a991 JS |
505 | uint8_t pci_dev_grp; /* lpfc PCI dev group: 0x0, 0x1, 0x2,... */ |
506 | uint32_t sli_rev; /* SLI2, SLI3, or SLI4 */ | |
ed957684 | 507 | uint32_t sli3_options; /* Mask of enabled SLI3 options */ |
34b02dcd JS |
508 | #define LPFC_SLI3_HBQ_ENABLED 0x01 |
509 | #define LPFC_SLI3_NPIV_ENABLED 0x02 | |
510 | #define LPFC_SLI3_VPORT_TEARDOWN 0x04 | |
511 | #define LPFC_SLI3_CRP_ENABLED 0x08 | |
512 | #define LPFC_SLI3_INB_ENABLED 0x10 | |
81301a9b | 513 | #define LPFC_SLI3_BG_ENABLED 0x20 |
da0436e9 | 514 | #define LPFC_SLI3_DSS_ENABLED 0x40 |
ed957684 JS |
515 | uint32_t iocb_cmd_size; |
516 | uint32_t iocb_rsp_size; | |
2e0fef85 JS |
517 | |
518 | enum hba_state link_state; | |
519 | uint32_t link_flag; /* link state flags */ | |
311464ec | 520 | #define LS_LOOPBACK_MODE 0x1 /* NPort is in Loopback mode */ |
2e0fef85 JS |
521 | /* This flag is set while issuing */ |
522 | /* INIT_LINK mailbox command */ | |
92d7f7b0 | 523 | #define LS_NPIV_FAB_SUPPORTED 0x2 /* Fabric supports NPIV */ |
1b32f6aa | 524 | #define LS_IGNORE_ERATT 0x4 /* intr handler should ignore ERATT */ |
2e0fef85 | 525 | |
9399627f JS |
526 | uint32_t hba_flag; /* hba generic flags */ |
527 | #define HBA_ERATT_HANDLED 0x1 /* This flag is set when eratt handled */ | |
da0436e9 JS |
528 | #define DEFER_ERATT 0x2 /* Deferred error attention in progress */ |
529 | #define HBA_FCOE_SUPPORT 0x4 /* HBA function supports FCOE */ | |
530 | #define HBA_RECEIVE_BUFFER 0x8 /* Rcv buffer posted to worker thread */ | |
531 | #define HBA_POST_RECEIVE_BUFFER 0x10 /* Rcv buffers need to be posted */ | |
532 | #define FCP_XRI_ABORT_EVENT 0x20 | |
533 | #define ELS_XRI_ABORT_EVENT 0x40 | |
534 | #define ASYNC_EVENT 0x80 | |
a0c87cbd | 535 | #define LINK_DISABLED 0x100 /* Link disabled by user */ |
32b9793f | 536 | #define FCF_DISC_INPROGRESS 0x200 /* FCF discovery in progress */ |
0d878419 | 537 | #define HBA_AER_ENABLED 0x800 /* AER enabled with HBA */ |
34b02dcd JS |
538 | struct lpfc_dmabuf slim2p; |
539 | ||
540 | MAILBOX_t *mbox; | |
541 | uint32_t *inb_ha_copy; | |
542 | uint32_t *inb_counter; | |
543 | uint32_t inb_last_counter; | |
9399627f | 544 | uint32_t ha_copy; |
34b02dcd JS |
545 | struct _PCB *pcb; |
546 | struct _IOCB *IOCBs; | |
2e0fef85 | 547 | |
34b02dcd | 548 | struct lpfc_dmabuf hbqslimp; |
2e0fef85 | 549 | |
dea3101e | 550 | uint16_t pci_cfg_value; |
551 | ||
dea3101e | 552 | uint8_t fc_linkspeed; /* Link speed after last READ_LA */ |
553 | ||
554 | uint32_t fc_eventTag; /* event tag for link attention */ | |
4d9ab994 | 555 | uint32_t link_events; |
dea3101e | 556 | |
dea3101e | 557 | /* These fields used to be binfo */ |
dea3101e | 558 | uint32_t fc_pref_DID; /* preferred D_ID */ |
92d7f7b0 | 559 | uint8_t fc_pref_ALPA; /* preferred AL_PA */ |
dea3101e | 560 | uint32_t fc_edtov; /* E_D_TOV timer value */ |
561 | uint32_t fc_arbtov; /* ARB_TOV timer value */ | |
562 | uint32_t fc_ratov; /* R_A_TOV timer value */ | |
563 | uint32_t fc_rttov; /* R_T_TOV timer value */ | |
564 | uint32_t fc_altov; /* AL_TOV timer value */ | |
565 | uint32_t fc_crtov; /* C_R_TOV timer value */ | |
566 | uint32_t fc_citov; /* C_I_TOV timer value */ | |
dea3101e | 567 | |
dea3101e | 568 | struct serv_parm fc_fabparam; /* fabric service parameters buffer */ |
569 | uint8_t alpa_map[128]; /* AL_PA map from READ_LA */ | |
570 | ||
dea3101e | 571 | uint32_t lmt; |
dea3101e | 572 | |
573 | uint32_t fc_topology; /* link topology, from LINK INIT */ | |
574 | ||
575 | struct lpfc_stats fc_stat; | |
576 | ||
dea3101e | 577 | struct lpfc_nodelist fc_fcpnodev; /* nodelist entry for no device */ |
578 | uint32_t nport_event_cnt; /* timestamp for nlplist entry */ | |
579 | ||
2e0fef85 JS |
580 | uint8_t wwnn[8]; |
581 | uint8_t wwpn[8]; | |
dea3101e | 582 | uint32_t RandomData[7]; |
583 | ||
3de2a653 | 584 | /* HBA Config Parameters */ |
dea3101e | 585 | uint32_t cfg_ack0; |
78b2d852 | 586 | uint32_t cfg_enable_npiv; |
dea3101e | 587 | uint32_t cfg_topology; |
dea3101e | 588 | uint32_t cfg_link_speed; |
589 | uint32_t cfg_cr_delay; | |
590 | uint32_t cfg_cr_count; | |
cf5bf97e | 591 | uint32_t cfg_multi_ring_support; |
a4bc3379 JS |
592 | uint32_t cfg_multi_ring_rctl; |
593 | uint32_t cfg_multi_ring_type; | |
875fbdfe JSEC |
594 | uint32_t cfg_poll; |
595 | uint32_t cfg_poll_tmo; | |
4ff43246 | 596 | uint32_t cfg_use_msi; |
da0436e9 JS |
597 | uint32_t cfg_fcp_imax; |
598 | uint32_t cfg_fcp_wq_count; | |
599 | uint32_t cfg_fcp_eq_count; | |
dea3101e | 600 | uint32_t cfg_sg_seg_cnt; |
81301a9b | 601 | uint32_t cfg_prot_sg_seg_cnt; |
dea3101e | 602 | uint32_t cfg_sg_dma_buf_size; |
a12e07bc | 603 | uint64_t cfg_soft_wwnn; |
c3f28afa | 604 | uint64_t cfg_soft_wwpn; |
3de2a653 | 605 | uint32_t cfg_hba_queue_depth; |
13815c83 JS |
606 | uint32_t cfg_enable_hba_reset; |
607 | uint32_t cfg_enable_hba_heartbeat; | |
81301a9b | 608 | uint32_t cfg_enable_bg; |
da0436e9 JS |
609 | uint32_t cfg_enable_fip; |
610 | uint32_t cfg_log_verbose; | |
0d878419 | 611 | uint32_t cfg_aer_support; |
c01f3208 | 612 | |
dea3101e | 613 | lpfc_vpd_t vpd; /* vital product data */ |
614 | ||
dea3101e | 615 | struct pci_dev *pcidev; |
616 | struct list_head work_list; | |
617 | uint32_t work_ha; /* Host Attention Bits for WT */ | |
618 | uint32_t work_ha_mask; /* HA Bits owned by WT */ | |
619 | uint32_t work_hs; /* HS stored in case of ERRAT */ | |
620 | uint32_t work_status[2]; /* Extra status from SLIM */ | |
dea3101e | 621 | |
5e9d9b82 | 622 | wait_queue_head_t work_waitq; |
dea3101e | 623 | struct task_struct *worker_thread; |
d7c255b2 | 624 | unsigned long data_flags; |
dea3101e | 625 | |
3163f725 | 626 | uint32_t hbq_in_use; /* HBQs in use flag */ |
3772a991 | 627 | struct list_head rb_pend_list; /* Received buffers to be processed */ |
ed957684 | 628 | uint32_t hbq_count; /* Count of configured HBQs */ |
92d7f7b0 | 629 | struct hbq_s hbqs[LPFC_MAX_HBQS]; /* local copy of hbq indicies */ |
ed957684 | 630 | |
8fa38513 JS |
631 | uint32_t fcp_qidx; /* next work queue to post work to */ |
632 | ||
dea3101e | 633 | unsigned long pci_bar0_map; /* Physical address for PCI BAR0 */ |
3772a991 | 634 | unsigned long pci_bar1_map; /* Physical address for PCI BAR1 */ |
dea3101e | 635 | unsigned long pci_bar2_map; /* Physical address for PCI BAR2 */ |
636 | void __iomem *slim_memmap_p; /* Kernel memory mapped address for | |
637 | PCI BAR0 */ | |
638 | void __iomem *ctrl_regs_memmap_p;/* Kernel memory mapped address for | |
639 | PCI BAR2 */ | |
640 | ||
641 | void __iomem *MBslimaddr; /* virtual address for mbox cmds */ | |
642 | void __iomem *HAregaddr; /* virtual address for host attn reg */ | |
643 | void __iomem *CAregaddr; /* virtual address for chip attn reg */ | |
644 | void __iomem *HSregaddr; /* virtual address for host status | |
645 | reg */ | |
646 | void __iomem *HCregaddr; /* virtual address for host ctl reg */ | |
647 | ||
ed957684 | 648 | struct lpfc_hgp __iomem *host_gp; /* Host side get/put pointers */ |
34b02dcd | 649 | struct lpfc_pgp *port_gp; |
ed957684 | 650 | uint32_t __iomem *hbq_put; /* Address in SLIM to HBQ put ptrs */ |
92d7f7b0 | 651 | uint32_t *hbq_get; /* Host mem address of HBQ get ptrs */ |
ed957684 | 652 | |
dea3101e | 653 | int brd_no; /* FC board number */ |
654 | ||
655 | char SerialNumber[32]; /* adapter Serial Number */ | |
656 | char OptionROMVersion[32]; /* adapter BIOS / Fcode version */ | |
657 | char ModelDesc[256]; /* Model Description */ | |
658 | char ModelName[80]; /* Model Name */ | |
659 | char ProgramType[256]; /* Program Type */ | |
660 | char Port[20]; /* Port No */ | |
661 | uint8_t vpd_flag; /* VPD data flag */ | |
662 | ||
663 | #define VPD_MODEL_DESC 0x1 /* valid vpd model description */ | |
664 | #define VPD_MODEL_NAME 0x2 /* valid vpd model name */ | |
665 | #define VPD_PROGRAM_TYPE 0x4 /* valid vpd program type */ | |
666 | #define VPD_PORT 0x8 /* valid vpd port data */ | |
667 | #define VPD_MASK 0xf /* mask for any vpd data */ | |
668 | ||
a12e07bc | 669 | uint8_t soft_wwn_enable; |
c3f28afa | 670 | |
875fbdfe | 671 | struct timer_list fcp_poll_timer; |
9399627f | 672 | struct timer_list eratt_poll; |
875fbdfe | 673 | |
dea3101e | 674 | /* |
675 | * stat counters | |
676 | */ | |
677 | uint64_t fc4InputRequests; | |
678 | uint64_t fc4OutputRequests; | |
679 | uint64_t fc4ControlRequests; | |
81301a9b JS |
680 | uint64_t bg_guard_err_cnt; |
681 | uint64_t bg_apptag_err_cnt; | |
682 | uint64_t bg_reftag_err_cnt; | |
dea3101e | 683 | |
684 | struct lpfc_sysfs_mbox sysfs_mbox; | |
685 | ||
686 | /* fastpath list. */ | |
875fbdfe | 687 | spinlock_t scsi_buf_list_lock; |
dea3101e | 688 | struct list_head lpfc_scsi_buf_list; |
689 | uint32_t total_scsi_bufs; | |
690 | struct list_head lpfc_iocb_list; | |
691 | uint32_t total_iocbq_bufs; | |
2e0fef85 | 692 | spinlock_t hbalock; |
dea3101e | 693 | |
694 | /* pci_mem_pools */ | |
695 | struct pci_pool *lpfc_scsi_dma_buf_pool; | |
696 | struct pci_pool *lpfc_mbuf_pool; | |
da0436e9 JS |
697 | struct pci_pool *lpfc_hrb_pool; /* header receive buffer pool */ |
698 | struct pci_pool *lpfc_drb_pool; /* data receive buffer pool */ | |
8568a4d2 | 699 | struct pci_pool *lpfc_hbq_pool; /* SLI3 hbq buffer pool */ |
dea3101e | 700 | struct lpfc_dma_pool lpfc_mbuf_safety_pool; |
701 | ||
702 | mempool_t *mbox_mem_pool; | |
703 | mempool_t *nlp_mem_pool; | |
f888ba3c JSEC |
704 | |
705 | struct fc_host_statistics link_stats; | |
db2378e0 | 706 | enum intr_type_t intr_type; |
5b75da2f JS |
707 | uint32_t intr_mode; |
708 | #define LPFC_INTR_ERROR 0xFFFFFFFF | |
9399627f | 709 | struct msix_entry msix_entries[LPFC_MSIX_VECTORS]; |
858c9f6c | 710 | |
2e0fef85 | 711 | struct list_head port_list; |
549e55cd JS |
712 | struct lpfc_vport *pport; /* physical lpfc_vport pointer */ |
713 | uint16_t max_vpi; /* Maximum virtual nports */ | |
09372820 | 714 | #define LPFC_MAX_VPI 0xFFFF /* Max number of VPI supported */ |
da0436e9 JS |
715 | uint16_t max_vports; /* |
716 | * For IOV HBAs max_vpi can change | |
717 | * after a reset. max_vports is max | |
718 | * number of vports present. This can | |
719 | * be greater than max_vpi. | |
720 | */ | |
721 | uint16_t vpi_base; | |
722 | uint16_t vfi_base; | |
549e55cd | 723 | unsigned long *vpi_bmask; /* vpi allocation table */ |
92d7f7b0 JS |
724 | |
725 | /* Data structure used by fabric iocb scheduler */ | |
726 | struct list_head fabric_iocb_list; | |
727 | atomic_t fabric_iocb_count; | |
728 | struct timer_list fabric_block_timer; | |
729 | unsigned long bit_flags; | |
730 | #define FABRIC_COMANDS_BLOCKED 0 | |
731 | atomic_t num_rsrc_err; | |
732 | atomic_t num_cmd_success; | |
733 | unsigned long last_rsrc_error_time; | |
734 | unsigned long last_ramp_down_time; | |
735 | unsigned long last_ramp_up_time; | |
923e4b6a | 736 | #ifdef CONFIG_SCSI_LPFC_DEBUG_FS |
858c9f6c JS |
737 | struct dentry *hba_debugfs_root; |
738 | atomic_t debugfs_vport_count; | |
78b2d852 | 739 | struct dentry *debug_hbqinfo; |
c95d6c6c JS |
740 | struct dentry *debug_dumpHostSlim; |
741 | struct dentry *debug_dumpHBASlim; | |
81301a9b JS |
742 | struct dentry *debug_dumpData; /* BlockGuard BPL*/ |
743 | struct dentry *debug_dumpDif; /* BlockGuard BPL*/ | |
a58cbd52 JS |
744 | struct dentry *debug_slow_ring_trc; |
745 | struct lpfc_debugfs_trc *slow_ring_trc; | |
746 | atomic_t slow_ring_trc_cnt; | |
858c9f6c JS |
747 | #endif |
748 | ||
0ff10d46 JS |
749 | /* Used for deferred freeing of ELS data buffers */ |
750 | struct list_head elsbuf; | |
751 | int elsbuf_cnt; | |
752 | int elsbuf_prev_cnt; | |
753 | ||
57127f15 | 754 | uint8_t temp_sensor_support; |
858c9f6c JS |
755 | /* Fields used for heart beat. */ |
756 | unsigned long last_completion_time; | |
757 | struct timer_list hb_tmofunc; | |
758 | uint8_t hb_outstanding; | |
84774a4d | 759 | enum hba_temp_state over_temp_state; |
e47c9093 JS |
760 | /* ndlp reference management */ |
761 | spinlock_t ndlp_lock; | |
76bb24ef JS |
762 | /* |
763 | * Following bit will be set for all buffer tags which are not | |
764 | * associated with any HBQ. | |
765 | */ | |
766 | #define QUE_BUFTAG_BIT (1<<31) | |
767 | uint32_t buffer_tag_count; | |
84774a4d JS |
768 | int wait_4_mlo_maint_flg; |
769 | wait_queue_head_t wait_4_mlo_m_q; | |
ea2151b4 JS |
770 | /* data structure used for latency data collection */ |
771 | #define LPFC_NO_BUCKET 0 | |
772 | #define LPFC_LINEAR_BUCKET 1 | |
773 | #define LPFC_POWER2_BUCKET 2 | |
774 | uint8_t bucket_type; | |
775 | uint32_t bucket_base; | |
776 | uint32_t bucket_step; | |
777 | ||
778 | /* Maximum number of events that can be outstanding at any time*/ | |
779 | #define LPFC_MAX_EVT_COUNT 512 | |
780 | atomic_t fast_event_count; | |
32b9793f JS |
781 | uint32_t fcoe_eventtag; |
782 | uint32_t fcoe_eventtag_at_fcf_scan; | |
da0436e9 JS |
783 | struct lpfc_fcf fcf; |
784 | uint8_t fc_map[3]; | |
785 | uint8_t valid_vlan; | |
786 | uint16_t vlan_id; | |
787 | struct list_head fcf_conn_rec_list; | |
f1c3b0fc JS |
788 | |
789 | struct mutex ct_event_mutex; /* synchronize access to ct_ev_waiters */ | |
790 | struct list_head ct_ev_waiters; | |
791 | struct unsol_rcv_ct_ctx ct_ctx[64]; | |
792 | uint32_t ctx_idx; | |
dea3101e | 793 | }; |
794 | ||
2e0fef85 JS |
795 | static inline struct Scsi_Host * |
796 | lpfc_shost_from_vport(struct lpfc_vport *vport) | |
797 | { | |
798 | return container_of((void *) vport, struct Scsi_Host, hostdata[0]); | |
799 | } | |
800 | ||
5b8bd0c9 | 801 | static inline void |
2e0fef85 JS |
802 | lpfc_set_loopback_flag(struct lpfc_hba *phba) |
803 | { | |
5b8bd0c9 | 804 | if (phba->cfg_topology == FLAGS_LOCAL_LB) |
2e0fef85 | 805 | phba->link_flag |= LS_LOOPBACK_MODE; |
5b8bd0c9 | 806 | else |
2e0fef85 JS |
807 | phba->link_flag &= ~LS_LOOPBACK_MODE; |
808 | } | |
809 | ||
810 | static inline int | |
811 | lpfc_is_link_up(struct lpfc_hba *phba) | |
812 | { | |
813 | return phba->link_state == LPFC_LINK_UP || | |
92d7f7b0 JS |
814 | phba->link_state == LPFC_CLEAR_LA || |
815 | phba->link_state == LPFC_HBA_READY; | |
5b8bd0c9 | 816 | } |
dea3101e | 817 | |
5e9d9b82 JS |
818 | static inline void |
819 | lpfc_worker_wake_up(struct lpfc_hba *phba) | |
820 | { | |
821 | /* Set the lpfc data pending flag */ | |
822 | set_bit(LPFC_DATA_READY, &phba->data_flags); | |
823 | ||
824 | /* Wake up worker thread */ | |
825 | wake_up(&phba->work_waitq); | |
826 | return; | |
827 | } | |
828 | ||
9399627f JS |
829 | static inline void |
830 | lpfc_sli_read_hs(struct lpfc_hba *phba) | |
831 | { | |
832 | /* | |
833 | * There was a link/board error. Read the status register to retrieve | |
834 | * the error event and process it. | |
835 | */ | |
836 | phba->sli.slistat.err_attn_event++; | |
837 | ||
838 | /* Save status info */ | |
839 | phba->work_hs = readl(phba->HSregaddr); | |
840 | phba->work_status[0] = readl(phba->MBslimaddr + 0xa8); | |
841 | phba->work_status[1] = readl(phba->MBslimaddr + 0xac); | |
842 | ||
843 | /* Clear chip Host Attention error bit */ | |
844 | writel(HA_ERATT, phba->HAregaddr); | |
845 | readl(phba->HAregaddr); /* flush */ | |
846 | phba->pport->stopped = 1; | |
847 | ||
848 | return; | |
849 | } |