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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. * |
d4379acd | 4 | * Copyright (C) 2004-2012 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 | 22 | #include <scsi/scsi_host.h> |
88a2cfbb JS |
23 | |
24 | #if defined(CONFIG_DEBUG_FS) && !defined(CONFIG_SCSI_LPFC_DEBUG_FS) | |
25 | #define CONFIG_SCSI_LPFC_DEBUG_FS | |
26 | #endif | |
27 | ||
dea3101e | 28 | struct lpfc_sli2_slim; |
29 | ||
3772a991 JS |
30 | #define LPFC_PCI_DEV_LP 0x1 |
31 | #define LPFC_PCI_DEV_OC 0x2 | |
32 | ||
33 | #define LPFC_SLI_REV2 2 | |
34 | #define LPFC_SLI_REV3 3 | |
35 | #define LPFC_SLI_REV4 4 | |
36 | ||
97eab634 | 37 | #define LPFC_MAX_TARGET 4096 /* max number of targets supported */ |
e17da18e JS |
38 | #define LPFC_MAX_DISC_THREADS 64 /* max outstanding discovery els |
39 | requests */ | |
40 | #define LPFC_MAX_NS_RETRY 3 /* Number of retry attempts to contact | |
41 | the NameServer before giving up. */ | |
445cf4f4 | 42 | #define LPFC_CMD_PER_LUN 3 /* max outstanding cmds per lun */ |
81301a9b | 43 | #define LPFC_DEFAULT_SG_SEG_CNT 64 /* sg element count per scsi cmnd */ |
e2aed29f JS |
44 | #define LPFC_DEFAULT_MENLO_SG_SEG_CNT 128 /* sg element count per scsi |
45 | cmnd for menlo needs nearly twice as for firmware | |
46 | downloads using bsg */ | |
81301a9b JS |
47 | #define LPFC_DEFAULT_PROT_SG_SEG_CNT 4096 /* sg protection elements count */ |
48 | #define LPFC_MAX_SG_SEG_CNT 4096 /* sg element count per scsi cmnd */ | |
0558056c | 49 | #define LPFC_MAX_SGE_SIZE 0x80000000 /* Maximum data allowed in a SGE */ |
81301a9b | 50 | #define LPFC_MAX_PROT_SG_SEG_CNT 4096 /* prot sg element count per scsi cmd*/ |
dea3101e | 51 | #define LPFC_IOCB_LIST_CNT 2250 /* list of IOCBs for fast-path usage. */ |
445cf4f4 | 52 | #define LPFC_Q_RAMP_UP_INTERVAL 120 /* lun q_depth ramp up interval */ |
495a714c | 53 | #define LPFC_VNAME_LEN 100 /* vport symbolic name length */ |
977b5a0a JS |
54 | #define LPFC_TGTQ_INTERVAL 40000 /* Min amount of time between tgt |
55 | queue depth change in millisecs */ | |
56 | #define LPFC_TGTQ_RAMPUP_PCENT 5 /* Target queue rampup in percentage */ | |
7dc517df | 57 | #define LPFC_MIN_TGT_QDEPTH 10 |
977b5a0a | 58 | #define LPFC_MAX_TGT_QDEPTH 0xFFFF |
dea3101e | 59 | |
ea2151b4 JS |
60 | #define LPFC_MAX_BUCKET_COUNT 20 /* Maximum no. of buckets for stat data |
61 | collection. */ | |
92d7f7b0 JS |
62 | /* |
63 | * Following time intervals are used of adjusting SCSI device | |
64 | * queue depths when there are driver resource error or Firmware | |
65 | * resource error. | |
66 | */ | |
67 | #define QUEUE_RAMP_DOWN_INTERVAL (1 * HZ) /* 1 Second */ | |
68 | #define QUEUE_RAMP_UP_INTERVAL (300 * HZ) /* 5 minutes */ | |
69 | ||
70 | /* Number of exchanges reserved for discovery to complete */ | |
71 | #define LPFC_DISC_IOCB_BUFF_COUNT 20 | |
72 | ||
858c9f6c | 73 | #define LPFC_HB_MBOX_INTERVAL 5 /* Heart beat interval in seconds. */ |
311464ec | 74 | #define LPFC_HB_MBOX_TIMEOUT 30 /* Heart beat timeout in seconds. */ |
858c9f6c | 75 | |
9399627f JS |
76 | /* Error Attention event polling interval */ |
77 | #define LPFC_ERATT_POLL_INTERVAL 5 /* EATT poll interval in seconds */ | |
78 | ||
dea3101e | 79 | /* Define macros for 64 bit support */ |
80 | #define putPaddrLow(addr) ((uint32_t) (0xffffffff & (u64)(addr))) | |
81 | #define putPaddrHigh(addr) ((uint32_t) (0xffffffff & (((u64)(addr))>>32))) | |
82 | #define getPaddr(high, low) ((dma_addr_t)( \ | |
83 | (( (u64)(high)<<16 ) << 16)|( (u64)(low)))) | |
84 | /* Provide maximum configuration definitions. */ | |
85 | #define LPFC_DRVR_TIMEOUT 16 /* driver iocb timeout value in sec */ | |
dea3101e | 86 | #define FC_MAX_ADPTMSG 64 |
87 | ||
88 | #define MAX_HBAEVT 32 | |
89 | ||
9399627f JS |
90 | /* Number of MSI-X vectors the driver uses */ |
91 | #define LPFC_MSIX_VECTORS 2 | |
92 | ||
5e9d9b82 JS |
93 | /* lpfc wait event data ready flag */ |
94 | #define LPFC_DATA_READY (1<<0) | |
95 | ||
809c7536 JS |
96 | /* queue dump line buffer size */ |
97 | #define LPFC_LBUF_SZ 128 | |
98 | ||
618a5230 JS |
99 | /* mailbox system shutdown options */ |
100 | #define LPFC_MBX_NO_WAIT 0 | |
101 | #define LPFC_MBX_WAIT 1 | |
102 | ||
875fbdfe JSEC |
103 | enum lpfc_polling_flags { |
104 | ENABLE_FCP_RING_POLLING = 0x1, | |
105 | DISABLE_FCP_RING_INT = 0x2 | |
106 | }; | |
107 | ||
dea3101e | 108 | /* Provide DMA memory definitions the driver uses per port instance. */ |
109 | struct lpfc_dmabuf { | |
110 | struct list_head list; | |
111 | void *virt; /* virtual address ptr */ | |
112 | dma_addr_t phys; /* mapped address */ | |
76bb24ef | 113 | uint32_t buffer_tag; /* used for tagged queue ring */ |
dea3101e | 114 | }; |
115 | ||
116 | struct lpfc_dma_pool { | |
117 | struct lpfc_dmabuf *elements; | |
118 | uint32_t max_count; | |
119 | uint32_t current_count; | |
120 | }; | |
121 | ||
ed957684 | 122 | struct hbq_dmabuf { |
da0436e9 | 123 | struct lpfc_dmabuf hbuf; |
ed957684 | 124 | struct lpfc_dmabuf dbuf; |
51ef4c26 | 125 | uint32_t size; |
ed957684 | 126 | uint32_t tag; |
4d9ab994 | 127 | struct lpfc_cq_event cq_event; |
45ed1190 | 128 | unsigned long time_stamp; |
ed957684 JS |
129 | }; |
130 | ||
dea3101e | 131 | /* Priority bit. Set value to exceed low water mark in lpfc_mem. */ |
132 | #define MEM_PRI 0x100 | |
133 | ||
134 | ||
135 | /****************************************************************************/ | |
136 | /* Device VPD save area */ | |
137 | /****************************************************************************/ | |
138 | typedef struct lpfc_vpd { | |
139 | uint32_t status; /* vpd status value */ | |
140 | uint32_t length; /* number of bytes actually returned */ | |
141 | struct { | |
142 | uint32_t rsvd1; /* Revision numbers */ | |
143 | uint32_t biuRev; | |
144 | uint32_t smRev; | |
145 | uint32_t smFwRev; | |
146 | uint32_t endecRev; | |
147 | uint16_t rBit; | |
148 | uint8_t fcphHigh; | |
149 | uint8_t fcphLow; | |
150 | uint8_t feaLevelHigh; | |
151 | uint8_t feaLevelLow; | |
152 | uint32_t postKernRev; | |
153 | uint32_t opFwRev; | |
154 | uint8_t opFwName[16]; | |
155 | uint32_t sli1FwRev; | |
156 | uint8_t sli1FwName[16]; | |
157 | uint32_t sli2FwRev; | |
158 | uint8_t sli2FwName[16]; | |
159 | } rev; | |
92d7f7b0 JS |
160 | struct { |
161 | #ifdef __BIG_ENDIAN_BITFIELD | |
da0436e9 JS |
162 | uint32_t rsvd3 :19; /* Reserved */ |
163 | uint32_t cdss : 1; /* Configure Data Security SLI */ | |
164 | uint32_t rsvd2 : 3; /* Reserved */ | |
165 | uint32_t cbg : 1; /* Configure BlockGuard */ | |
92d7f7b0 JS |
166 | uint32_t cmv : 1; /* Configure Max VPIs */ |
167 | uint32_t ccrp : 1; /* Config Command Ring Polling */ | |
168 | uint32_t csah : 1; /* Configure Synchronous Abort Handling */ | |
169 | uint32_t chbs : 1; /* Cofigure Host Backing store */ | |
170 | uint32_t cinb : 1; /* Enable Interrupt Notification Block */ | |
171 | uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */ | |
172 | uint32_t cmx : 1; /* Configure Max XRIs */ | |
173 | uint32_t cmr : 1; /* Configure Max RPIs */ | |
174 | #else /* __LITTLE_ENDIAN */ | |
175 | uint32_t cmr : 1; /* Configure Max RPIs */ | |
176 | uint32_t cmx : 1; /* Configure Max XRIs */ | |
177 | uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */ | |
178 | uint32_t cinb : 1; /* Enable Interrupt Notification Block */ | |
179 | uint32_t chbs : 1; /* Cofigure Host Backing store */ | |
180 | uint32_t csah : 1; /* Configure Synchronous Abort Handling */ | |
181 | uint32_t ccrp : 1; /* Config Command Ring Polling */ | |
182 | uint32_t cmv : 1; /* Configure Max VPIs */ | |
da0436e9 JS |
183 | uint32_t cbg : 1; /* Configure BlockGuard */ |
184 | uint32_t rsvd2 : 3; /* Reserved */ | |
185 | uint32_t cdss : 1; /* Configure Data Security SLI */ | |
186 | uint32_t rsvd3 :19; /* Reserved */ | |
92d7f7b0 JS |
187 | #endif |
188 | } sli3Feat; | |
dea3101e | 189 | } lpfc_vpd_t; |
190 | ||
191 | struct lpfc_scsi_buf; | |
192 | ||
193 | ||
194 | /* | |
195 | * lpfc stat counters | |
196 | */ | |
197 | struct lpfc_stats { | |
198 | /* Statistics for ELS commands */ | |
199 | uint32_t elsLogiCol; | |
200 | uint32_t elsRetryExceeded; | |
201 | uint32_t elsXmitRetry; | |
202 | uint32_t elsDelayRetry; | |
203 | uint32_t elsRcvDrop; | |
204 | uint32_t elsRcvFrame; | |
205 | uint32_t elsRcvRSCN; | |
206 | uint32_t elsRcvRNID; | |
207 | uint32_t elsRcvFARP; | |
208 | uint32_t elsRcvFARPR; | |
209 | uint32_t elsRcvFLOGI; | |
210 | uint32_t elsRcvPLOGI; | |
211 | uint32_t elsRcvADISC; | |
212 | uint32_t elsRcvPDISC; | |
213 | uint32_t elsRcvFAN; | |
214 | uint32_t elsRcvLOGO; | |
215 | uint32_t elsRcvPRLO; | |
216 | uint32_t elsRcvPRLI; | |
7bb3b137 | 217 | uint32_t elsRcvLIRR; |
12265f68 | 218 | uint32_t elsRcvRLS; |
7bb3b137 JW |
219 | uint32_t elsRcvRPS; |
220 | uint32_t elsRcvRPL; | |
5ffc266e | 221 | uint32_t elsRcvRRQ; |
12265f68 JS |
222 | uint32_t elsRcvRTV; |
223 | uint32_t elsRcvECHO; | |
dea3101e | 224 | uint32_t elsXmitFLOGI; |
92d7f7b0 | 225 | uint32_t elsXmitFDISC; |
dea3101e | 226 | uint32_t elsXmitPLOGI; |
227 | uint32_t elsXmitPRLI; | |
228 | uint32_t elsXmitADISC; | |
229 | uint32_t elsXmitLOGO; | |
230 | uint32_t elsXmitSCR; | |
231 | uint32_t elsXmitRNID; | |
232 | uint32_t elsXmitFARP; | |
233 | uint32_t elsXmitFARPR; | |
234 | uint32_t elsXmitACC; | |
235 | uint32_t elsXmitLSRJT; | |
236 | ||
237 | uint32_t frameRcvBcast; | |
238 | uint32_t frameRcvMulti; | |
239 | uint32_t strayXmitCmpl; | |
240 | uint32_t frameXmitDelay; | |
241 | uint32_t xriCmdCmpl; | |
242 | uint32_t xriStatErr; | |
243 | uint32_t LinkUp; | |
244 | uint32_t LinkDown; | |
245 | uint32_t LinkMultiEvent; | |
246 | uint32_t NoRcvBuf; | |
247 | uint32_t fcpCmd; | |
248 | uint32_t fcpCmpl; | |
249 | uint32_t fcpRspErr; | |
250 | uint32_t fcpRemoteStop; | |
251 | uint32_t fcpPortRjt; | |
252 | uint32_t fcpPortBusy; | |
253 | uint32_t fcpError; | |
254 | uint32_t fcpLocalErr; | |
255 | }; | |
256 | ||
2e0fef85 JS |
257 | struct lpfc_hba; |
258 | ||
92d7f7b0 | 259 | |
2e0fef85 | 260 | enum discovery_state { |
92d7f7b0 JS |
261 | LPFC_VPORT_UNKNOWN = 0, /* vport state is unknown */ |
262 | LPFC_VPORT_FAILED = 1, /* vport has failed */ | |
263 | LPFC_LOCAL_CFG_LINK = 6, /* local NPORT Id configured */ | |
264 | LPFC_FLOGI = 7, /* FLOGI sent to Fabric */ | |
265 | LPFC_FDISC = 8, /* FDISC sent for vport */ | |
266 | LPFC_FABRIC_CFG_LINK = 9, /* Fabric assigned NPORT Id | |
267 | * configured */ | |
268 | LPFC_NS_REG = 10, /* Register with NameServer */ | |
269 | LPFC_NS_QRY = 11, /* Query NameServer for NPort ID list */ | |
270 | LPFC_BUILD_DISC_LIST = 12, /* Build ADISC and PLOGI lists for | |
271 | * device authentication / discovery */ | |
272 | LPFC_DISC_AUTH = 13, /* Processing ADISC list */ | |
273 | LPFC_VPORT_READY = 32, | |
2e0fef85 JS |
274 | }; |
275 | ||
276 | enum hba_state { | |
277 | LPFC_LINK_UNKNOWN = 0, /* HBA state is unknown */ | |
278 | LPFC_WARM_START = 1, /* HBA state after selective reset */ | |
279 | LPFC_INIT_START = 2, /* Initial state after board reset */ | |
280 | LPFC_INIT_MBX_CMDS = 3, /* Initialize HBA with mbox commands */ | |
281 | LPFC_LINK_DOWN = 4, /* HBA initialized, link is down */ | |
282 | LPFC_LINK_UP = 5, /* Link is up - issue READ_LA */ | |
92d7f7b0 | 283 | LPFC_CLEAR_LA = 6, /* authentication cmplt - issue |
2e0fef85 | 284 | * CLEAR_LA */ |
92d7f7b0 | 285 | LPFC_HBA_READY = 32, |
2e0fef85 JS |
286 | LPFC_HBA_ERROR = -1 |
287 | }; | |
288 | ||
289 | struct lpfc_vport { | |
2e0fef85 | 290 | struct lpfc_hba *phba; |
3772a991 | 291 | struct list_head listentry; |
2e0fef85 JS |
292 | uint8_t port_type; |
293 | #define LPFC_PHYSICAL_PORT 1 | |
294 | #define LPFC_NPIV_PORT 2 | |
295 | #define LPFC_FABRIC_PORT 3 | |
296 | enum discovery_state port_state; | |
297 | ||
92d7f7b0 | 298 | uint16_t vpi; |
da0436e9 | 299 | uint16_t vfi; |
c868595d JS |
300 | uint8_t vpi_state; |
301 | #define LPFC_VPI_REGISTERED 0x1 | |
2e0fef85 JS |
302 | |
303 | uint32_t fc_flag; /* FC flags */ | |
304 | /* Several of these flags are HBA centric and should be moved to | |
305 | * phba->link_flag (e.g. FC_PTP, FC_PUBLIC_LOOP) | |
306 | */ | |
92d7f7b0 JS |
307 | #define FC_PT2PT 0x1 /* pt2pt with no fabric */ |
308 | #define FC_PT2PT_PLOGI 0x2 /* pt2pt initiate PLOGI */ | |
309 | #define FC_DISC_TMO 0x4 /* Discovery timer running */ | |
310 | #define FC_PUBLIC_LOOP 0x8 /* Public loop */ | |
311 | #define FC_LBIT 0x10 /* LOGIN bit in loopinit set */ | |
312 | #define FC_RSCN_MODE 0x20 /* RSCN cmd rcv'ed */ | |
313 | #define FC_NLP_MORE 0x40 /* More node to process in node tbl */ | |
314 | #define FC_OFFLINE_MODE 0x80 /* Interface is offline for diag */ | |
315 | #define FC_FABRIC 0x100 /* We are fabric attached */ | |
4b40c59e | 316 | #define FC_VPORT_LOGO_RCVD 0x200 /* LOGO received on vport */ |
92d7f7b0 | 317 | #define FC_RSCN_DISCOVERY 0x400 /* Auth all devices after RSCN */ |
4b40c59e | 318 | #define FC_LOGO_RCVD_DID_CHNG 0x800 /* FDISC on phys port detect DID chng*/ |
92d7f7b0 JS |
319 | #define FC_SCSI_SCAN_TMO 0x4000 /* scsi scan timer running */ |
320 | #define FC_ABORT_DISCOVERY 0x8000 /* we want to abort discovery */ | |
321 | #define FC_NDISC_ACTIVE 0x10000 /* NPort discovery active */ | |
322 | #define FC_BYPASSED_MODE 0x20000 /* NPort is in bypassed mode */ | |
92d7f7b0 JS |
323 | #define FC_VPORT_NEEDS_REG_VPI 0x80000 /* Needs to have its vpi registered */ |
324 | #define FC_RSCN_DEFERRED 0x100000 /* A deferred RSCN being processed */ | |
1c6834a7 | 325 | #define FC_VPORT_NEEDS_INIT_VPI 0x200000 /* Need to INIT_VPI before FDISC */ |
695a814e JS |
326 | #define FC_VPORT_CVL_RCVD 0x400000 /* VLink failed due to CVL */ |
327 | #define FC_VFI_REGISTERED 0x800000 /* VFI is registered */ | |
328 | #define FC_FDISC_COMPLETED 0x1000000/* FDISC completed */ | |
92494144 | 329 | #define FC_DISC_DELAYED 0x2000000/* Delay NPort discovery */ |
2e0fef85 | 330 | |
7ee5d43e JS |
331 | uint32_t ct_flags; |
332 | #define FC_CT_RFF_ID 0x1 /* RFF_ID accepted by switch */ | |
333 | #define FC_CT_RNN_ID 0x2 /* RNN_ID accepted by switch */ | |
334 | #define FC_CT_RSNN_NN 0x4 /* RSNN_NN accepted by switch */ | |
335 | #define FC_CT_RSPN_ID 0x8 /* RSPN_ID accepted by switch */ | |
336 | #define FC_CT_RFT_ID 0x10 /* RFT_ID accepted by switch */ | |
337 | ||
2e0fef85 JS |
338 | struct list_head fc_nodes; |
339 | ||
340 | /* Keep counters for the number of entries in each list. */ | |
341 | uint16_t fc_plogi_cnt; | |
342 | uint16_t fc_adisc_cnt; | |
343 | uint16_t fc_reglogin_cnt; | |
344 | uint16_t fc_prli_cnt; | |
345 | uint16_t fc_unmap_cnt; | |
346 | uint16_t fc_map_cnt; | |
347 | uint16_t fc_npr_cnt; | |
348 | uint16_t fc_unused_cnt; | |
349 | struct serv_parm fc_sparam; /* buffer for our service parameters */ | |
350 | ||
351 | uint32_t fc_myDID; /* fibre channel S_ID */ | |
352 | uint32_t fc_prevDID; /* previous fibre channel S_ID */ | |
92494144 JS |
353 | struct lpfc_name fabric_portname; |
354 | struct lpfc_name fabric_nodename; | |
2e0fef85 JS |
355 | |
356 | int32_t stopped; /* HBA has not been restarted since last ERATT */ | |
357 | uint8_t fc_linkspeed; /* Link speed after last READ_LA */ | |
358 | ||
359 | uint32_t num_disc_nodes; /*in addition to hba_state */ | |
360 | ||
361 | uint32_t fc_nlp_cnt; /* outstanding NODELIST requests */ | |
362 | uint32_t fc_rscn_id_cnt; /* count of RSCNs payloads in list */ | |
7f5f3d0d | 363 | uint32_t fc_rscn_flush; /* flag use of fc_rscn_id_list */ |
2e0fef85 JS |
364 | struct lpfc_dmabuf *fc_rscn_id_list[FC_MAX_HOLD_RSCN]; |
365 | struct lpfc_name fc_nodename; /* fc nodename */ | |
366 | struct lpfc_name fc_portname; /* fc portname */ | |
367 | ||
368 | struct lpfc_work_evt disc_timeout_evt; | |
369 | ||
370 | struct timer_list fc_disctmo; /* Discovery rescue timer */ | |
371 | uint8_t fc_ns_retry; /* retries for fabric nameserver */ | |
372 | uint32_t fc_prli_sent; /* cntr for outstanding PRLIs */ | |
373 | ||
374 | spinlock_t work_port_lock; | |
375 | uint32_t work_port_events; /* Timeout to be handled */ | |
858c9f6c JS |
376 | #define WORKER_DISC_TMO 0x1 /* vport: Discovery timeout */ |
377 | #define WORKER_ELS_TMO 0x2 /* vport: ELS timeout */ | |
378 | #define WORKER_FDMI_TMO 0x4 /* vport: FDMI timeout */ | |
92494144 | 379 | #define WORKER_DELAYED_DISC_TMO 0x8 /* vport: delayed discovery */ |
858c9f6c JS |
380 | |
381 | #define WORKER_MBOX_TMO 0x100 /* hba: MBOX timeout */ | |
382 | #define WORKER_HB_TMO 0x200 /* hba: Heart beat timeout */ | |
b1c11812 | 383 | #define WORKER_FABRIC_BLOCK_TMO 0x400 /* hba: fabric block timeout */ |
858c9f6c JS |
384 | #define WORKER_RAMP_DOWN_QUEUE 0x800 /* hba: Decrease Q depth */ |
385 | #define WORKER_RAMP_UP_QUEUE 0x1000 /* hba: Increase Q depth */ | |
2a9bf3d0 | 386 | #define WORKER_SERVICE_TXQ 0x2000 /* hba: IOCBs on the txq */ |
2e0fef85 JS |
387 | |
388 | struct timer_list fc_fdmitmo; | |
389 | struct timer_list els_tmofunc; | |
92494144 | 390 | struct timer_list delayed_disc_tmo; |
2e0fef85 JS |
391 | |
392 | int unreg_vpi_cmpl; | |
393 | ||
394 | uint8_t load_flag; | |
395 | #define FC_LOADING 0x1 /* HBA in process of loading drvr */ | |
396 | #define FC_UNLOADING 0x2 /* HBA in process of unloading drvr */ | |
3de2a653 JS |
397 | /* Vport Config Parameters */ |
398 | uint32_t cfg_scan_down; | |
399 | uint32_t cfg_lun_queue_depth; | |
400 | uint32_t cfg_nodev_tmo; | |
401 | uint32_t cfg_devloss_tmo; | |
402 | uint32_t cfg_restrict_login; | |
403 | uint32_t cfg_peer_port_login; | |
404 | uint32_t cfg_fcp_class; | |
405 | uint32_t cfg_use_adisc; | |
406 | uint32_t cfg_fdmi_on; | |
407 | uint32_t cfg_discovery_threads; | |
e8b62011 | 408 | uint32_t cfg_log_verbose; |
3de2a653 | 409 | uint32_t cfg_max_luns; |
7ee5d43e | 410 | uint32_t cfg_enable_da_id; |
977b5a0a | 411 | uint32_t cfg_max_scsicmpl_time; |
7dc517df | 412 | uint32_t cfg_tgt_queue_depth; |
3de2a653 JS |
413 | |
414 | uint32_t dev_loss_tmo_changed; | |
51ef4c26 JS |
415 | |
416 | struct fc_vport *fc_vport; | |
417 | ||
923e4b6a | 418 | #ifdef CONFIG_SCSI_LPFC_DEBUG_FS |
51ef4c26 JS |
419 | struct dentry *debug_disc_trc; |
420 | struct dentry *debug_nodelist; | |
421 | struct dentry *vport_debugfs_root; | |
422 | struct lpfc_debugfs_trc *disc_trc; | |
423 | atomic_t disc_trc_cnt; | |
424 | #endif | |
ea2151b4 JS |
425 | uint8_t stat_data_enabled; |
426 | uint8_t stat_data_blocked; | |
da0436e9 | 427 | struct list_head rcv_buffer_list; |
45ed1190 | 428 | unsigned long rcv_buffer_time_stamp; |
da0436e9 JS |
429 | uint32_t vport_flag; |
430 | #define STATIC_VPORT 1 | |
2e0fef85 JS |
431 | }; |
432 | ||
ed957684 JS |
433 | struct hbq_s { |
434 | uint16_t entry_count; /* Current number of HBQ slots */ | |
a8adb832 | 435 | uint16_t buffer_count; /* Current number of buffers posted */ |
ed957684 JS |
436 | uint32_t next_hbqPutIdx; /* Index to next HBQ slot to use */ |
437 | uint32_t hbqPutIdx; /* HBQ slot to use */ | |
438 | uint32_t local_hbqGetIdx; /* Local copy of Get index from Port */ | |
51ef4c26 JS |
439 | void *hbq_virt; /* Virtual ptr to this hbq */ |
440 | struct list_head hbq_buffer_list; /* buffers assigned to this HBQ */ | |
441 | /* Callback for HBQ buffer allocation */ | |
442 | struct hbq_dmabuf *(*hbq_alloc_buffer) (struct lpfc_hba *); | |
443 | /* Callback for HBQ buffer free */ | |
444 | void (*hbq_free_buffer) (struct lpfc_hba *, | |
445 | struct hbq_dmabuf *); | |
ed957684 JS |
446 | }; |
447 | ||
51ef4c26 JS |
448 | #define LPFC_MAX_HBQS 4 |
449 | /* this matches the position in the lpfc_hbq_defs array */ | |
92d7f7b0 | 450 | #define LPFC_ELS_HBQ 0 |
51ef4c26 | 451 | #define LPFC_EXTRA_HBQ 1 |
ed957684 | 452 | |
7af67051 JS |
453 | enum hba_temp_state { |
454 | HBA_NORMAL_TEMP, | |
455 | HBA_OVER_TEMP | |
456 | }; | |
457 | ||
db2378e0 JS |
458 | enum intr_type_t { |
459 | NONE = 0, | |
460 | INTx, | |
461 | MSI, | |
462 | MSIX, | |
463 | }; | |
464 | ||
f1c3b0fc JS |
465 | struct unsol_rcv_ct_ctx { |
466 | uint32_t ctxt_id; | |
467 | uint32_t SID; | |
4fede78f JS |
468 | uint32_t flags; |
469 | #define UNSOL_VALID 0x00000001 | |
7851fe2c JS |
470 | uint16_t oxid; |
471 | uint16_t rxid; | |
f1c3b0fc JS |
472 | }; |
473 | ||
76a95d75 JS |
474 | #define LPFC_USER_LINK_SPEED_AUTO 0 /* auto select (default)*/ |
475 | #define LPFC_USER_LINK_SPEED_1G 1 /* 1 Gigabaud */ | |
476 | #define LPFC_USER_LINK_SPEED_2G 2 /* 2 Gigabaud */ | |
477 | #define LPFC_USER_LINK_SPEED_4G 4 /* 4 Gigabaud */ | |
478 | #define LPFC_USER_LINK_SPEED_8G 8 /* 8 Gigabaud */ | |
479 | #define LPFC_USER_LINK_SPEED_10G 10 /* 10 Gigabaud */ | |
480 | #define LPFC_USER_LINK_SPEED_16G 16 /* 16 Gigabaud */ | |
481 | #define LPFC_USER_LINK_SPEED_MAX LPFC_USER_LINK_SPEED_16G | |
482 | #define LPFC_USER_LINK_SPEED_BITMAP ((1 << LPFC_USER_LINK_SPEED_16G) | \ | |
483 | (1 << LPFC_USER_LINK_SPEED_10G) | \ | |
484 | (1 << LPFC_USER_LINK_SPEED_8G) | \ | |
485 | (1 << LPFC_USER_LINK_SPEED_4G) | \ | |
486 | (1 << LPFC_USER_LINK_SPEED_2G) | \ | |
487 | (1 << LPFC_USER_LINK_SPEED_1G) | \ | |
488 | (1 << LPFC_USER_LINK_SPEED_AUTO)) | |
489 | #define LPFC_LINK_SPEED_STRING "0, 1, 2, 4, 8, 10, 16" | |
490 | ||
7ad20aa9 JS |
491 | enum nemb_type { |
492 | nemb_mse = 1, | |
493 | nemb_hbd | |
494 | }; | |
495 | ||
496 | enum mbox_type { | |
497 | mbox_rd = 1, | |
498 | mbox_wr | |
499 | }; | |
500 | ||
501 | enum dma_type { | |
502 | dma_mbox = 1, | |
503 | dma_ebuf | |
504 | }; | |
505 | ||
506 | enum sta_type { | |
507 | sta_pre_addr = 1, | |
508 | sta_pos_addr | |
509 | }; | |
510 | ||
511 | struct lpfc_mbox_ext_buf_ctx { | |
512 | uint32_t state; | |
513 | #define LPFC_BSG_MBOX_IDLE 0 | |
514 | #define LPFC_BSG_MBOX_HOST 1 | |
515 | #define LPFC_BSG_MBOX_PORT 2 | |
516 | #define LPFC_BSG_MBOX_DONE 3 | |
517 | #define LPFC_BSG_MBOX_ABTS 4 | |
518 | enum nemb_type nembType; | |
519 | enum mbox_type mboxType; | |
520 | uint32_t numBuf; | |
521 | uint32_t mbxTag; | |
522 | uint32_t seqNum; | |
523 | struct lpfc_dmabuf *mbx_dmabuf; | |
524 | struct list_head ext_dmabuf_list; | |
525 | }; | |
526 | ||
dea3101e | 527 | struct lpfc_hba { |
3772a991 JS |
528 | /* SCSI interface function jump table entries */ |
529 | int (*lpfc_new_scsi_buf) | |
530 | (struct lpfc_vport *, int); | |
531 | struct lpfc_scsi_buf * (*lpfc_get_scsi_buf) | |
19ca7609 | 532 | (struct lpfc_hba *, struct lpfc_nodelist *); |
3772a991 JS |
533 | int (*lpfc_scsi_prep_dma_buf) |
534 | (struct lpfc_hba *, struct lpfc_scsi_buf *); | |
535 | void (*lpfc_scsi_unprep_dma_buf) | |
536 | (struct lpfc_hba *, struct lpfc_scsi_buf *); | |
537 | void (*lpfc_release_scsi_buf) | |
538 | (struct lpfc_hba *, struct lpfc_scsi_buf *); | |
539 | void (*lpfc_rampdown_queue_depth) | |
540 | (struct lpfc_hba *); | |
541 | void (*lpfc_scsi_prep_cmnd) | |
542 | (struct lpfc_vport *, struct lpfc_scsi_buf *, | |
543 | struct lpfc_nodelist *); | |
acd6859b | 544 | |
3772a991 JS |
545 | /* IOCB interface function jump table entries */ |
546 | int (*__lpfc_sli_issue_iocb) | |
547 | (struct lpfc_hba *, uint32_t, | |
548 | struct lpfc_iocbq *, uint32_t); | |
549 | void (*__lpfc_sli_release_iocbq)(struct lpfc_hba *, | |
550 | struct lpfc_iocbq *); | |
551 | int (*lpfc_hba_down_post)(struct lpfc_hba *phba); | |
3772a991 JS |
552 | IOCB_t * (*lpfc_get_iocb_from_iocbq) |
553 | (struct lpfc_iocbq *); | |
554 | void (*lpfc_scsi_cmd_iocb_cmpl) | |
555 | (struct lpfc_hba *, struct lpfc_iocbq *, struct lpfc_iocbq *); | |
556 | ||
557 | /* MBOX interface function jump table entries */ | |
558 | int (*lpfc_sli_issue_mbox) | |
559 | (struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); | |
acd6859b | 560 | |
3772a991 JS |
561 | /* Slow-path IOCB process function jump table entries */ |
562 | void (*lpfc_sli_handle_slow_ring_event) | |
563 | (struct lpfc_hba *phba, struct lpfc_sli_ring *pring, | |
564 | uint32_t mask); | |
acd6859b | 565 | |
3772a991 JS |
566 | /* INIT device interface function jump table entries */ |
567 | int (*lpfc_sli_hbq_to_firmware) | |
568 | (struct lpfc_hba *, uint32_t, struct hbq_dmabuf *); | |
569 | int (*lpfc_sli_brdrestart) | |
570 | (struct lpfc_hba *); | |
571 | int (*lpfc_sli_brdready) | |
572 | (struct lpfc_hba *, uint32_t); | |
573 | void (*lpfc_handle_eratt) | |
574 | (struct lpfc_hba *); | |
575 | void (*lpfc_stop_port) | |
576 | (struct lpfc_hba *); | |
84d1b006 | 577 | int (*lpfc_hba_init_link) |
6e7288d9 | 578 | (struct lpfc_hba *, uint32_t); |
84d1b006 | 579 | int (*lpfc_hba_down_link) |
6e7288d9 | 580 | (struct lpfc_hba *, uint32_t); |
7f86059a JS |
581 | int (*lpfc_selective_reset) |
582 | (struct lpfc_hba *); | |
3772a991 | 583 | |
acd6859b JS |
584 | int (*lpfc_bg_scsi_prep_dma_buf) |
585 | (struct lpfc_hba *, struct lpfc_scsi_buf *); | |
586 | /* Add new entries here */ | |
587 | ||
3772a991 JS |
588 | /* SLI4 specific HBA data structure */ |
589 | struct lpfc_sli4_hba sli4_hba; | |
590 | ||
dea3101e | 591 | struct lpfc_sli sli; |
3772a991 JS |
592 | uint8_t pci_dev_grp; /* lpfc PCI dev group: 0x0, 0x1, 0x2,... */ |
593 | uint32_t sli_rev; /* SLI2, SLI3, or SLI4 */ | |
ed957684 | 594 | uint32_t sli3_options; /* Mask of enabled SLI3 options */ |
34b02dcd JS |
595 | #define LPFC_SLI3_HBQ_ENABLED 0x01 |
596 | #define LPFC_SLI3_NPIV_ENABLED 0x02 | |
597 | #define LPFC_SLI3_VPORT_TEARDOWN 0x04 | |
598 | #define LPFC_SLI3_CRP_ENABLED 0x08 | |
81301a9b | 599 | #define LPFC_SLI3_BG_ENABLED 0x20 |
da0436e9 | 600 | #define LPFC_SLI3_DSS_ENABLED 0x40 |
fedd3b7b JS |
601 | #define LPFC_SLI4_PERFH_ENABLED 0x80 |
602 | #define LPFC_SLI4_PHWQ_ENABLED 0x100 | |
ed957684 JS |
603 | uint32_t iocb_cmd_size; |
604 | uint32_t iocb_rsp_size; | |
2e0fef85 JS |
605 | |
606 | enum hba_state link_state; | |
607 | uint32_t link_flag; /* link state flags */ | |
311464ec | 608 | #define LS_LOOPBACK_MODE 0x1 /* NPort is in Loopback mode */ |
2e0fef85 JS |
609 | /* This flag is set while issuing */ |
610 | /* INIT_LINK mailbox command */ | |
92d7f7b0 | 611 | #define LS_NPIV_FAB_SUPPORTED 0x2 /* Fabric supports NPIV */ |
1b32f6aa | 612 | #define LS_IGNORE_ERATT 0x4 /* intr handler should ignore ERATT */ |
2e0fef85 | 613 | |
9399627f JS |
614 | uint32_t hba_flag; /* hba generic flags */ |
615 | #define HBA_ERATT_HANDLED 0x1 /* This flag is set when eratt handled */ | |
da0436e9 | 616 | #define DEFER_ERATT 0x2 /* Deferred error attention in progress */ |
76a95d75 | 617 | #define HBA_FCOE_MODE 0x4 /* HBA function in FCoE Mode */ |
45ed1190 | 618 | #define HBA_SP_QUEUE_EVT 0x8 /* Slow-path qevt posted to worker thread*/ |
da0436e9 JS |
619 | #define HBA_POST_RECEIVE_BUFFER 0x10 /* Rcv buffers need to be posted */ |
620 | #define FCP_XRI_ABORT_EVENT 0x20 | |
621 | #define ELS_XRI_ABORT_EVENT 0x40 | |
622 | #define ASYNC_EVENT 0x80 | |
a0c87cbd | 623 | #define LINK_DISABLED 0x100 /* Link disabled by user */ |
a93ff37a JS |
624 | #define FCF_TS_INPROG 0x200 /* FCF table scan in progress */ |
625 | #define FCF_RR_INPROG 0x400 /* FCF roundrobin flogi in progress */ | |
626 | #define HBA_FIP_SUPPORT 0x800 /* FIP support in HBA */ | |
627 | #define HBA_AER_ENABLED 0x1000 /* AER enabled with HBA */ | |
628 | #define HBA_DEVLOSS_TMO 0x2000 /* HBA in devloss timeout */ | |
19ca7609 | 629 | #define HBA_RRQ_ACTIVE 0x4000 /* process the rrq active list */ |
4f2e66c6 | 630 | #define HBA_FCP_IOQ_FLUSH 0x8000 /* FCP I/O queues being flushed */ |
45ed1190 | 631 | uint32_t fcp_ring_in_use; /* When polling test if intr-hndlr active*/ |
34b02dcd JS |
632 | struct lpfc_dmabuf slim2p; |
633 | ||
634 | MAILBOX_t *mbox; | |
7a470277 | 635 | uint32_t *mbox_ext; |
7ad20aa9 | 636 | struct lpfc_mbox_ext_buf_ctx mbox_ext_buf_ctx; |
9399627f | 637 | uint32_t ha_copy; |
34b02dcd JS |
638 | struct _PCB *pcb; |
639 | struct _IOCB *IOCBs; | |
2e0fef85 | 640 | |
34b02dcd | 641 | struct lpfc_dmabuf hbqslimp; |
2e0fef85 | 642 | |
dea3101e | 643 | uint16_t pci_cfg_value; |
644 | ||
dea3101e | 645 | uint8_t fc_linkspeed; /* Link speed after last READ_LA */ |
646 | ||
647 | uint32_t fc_eventTag; /* event tag for link attention */ | |
4d9ab994 | 648 | uint32_t link_events; |
dea3101e | 649 | |
dea3101e | 650 | /* These fields used to be binfo */ |
dea3101e | 651 | uint32_t fc_pref_DID; /* preferred D_ID */ |
92d7f7b0 | 652 | uint8_t fc_pref_ALPA; /* preferred AL_PA */ |
12265f68 | 653 | uint32_t fc_edtovResol; /* E_D_TOV timer resolution */ |
dea3101e | 654 | uint32_t fc_edtov; /* E_D_TOV timer value */ |
655 | uint32_t fc_arbtov; /* ARB_TOV timer value */ | |
656 | uint32_t fc_ratov; /* R_A_TOV timer value */ | |
657 | uint32_t fc_rttov; /* R_T_TOV timer value */ | |
658 | uint32_t fc_altov; /* AL_TOV timer value */ | |
659 | uint32_t fc_crtov; /* C_R_TOV timer value */ | |
660 | uint32_t fc_citov; /* C_I_TOV timer value */ | |
dea3101e | 661 | |
dea3101e | 662 | struct serv_parm fc_fabparam; /* fabric service parameters buffer */ |
663 | uint8_t alpa_map[128]; /* AL_PA map from READ_LA */ | |
664 | ||
dea3101e | 665 | uint32_t lmt; |
dea3101e | 666 | |
667 | uint32_t fc_topology; /* link topology, from LINK INIT */ | |
668 | ||
669 | struct lpfc_stats fc_stat; | |
670 | ||
dea3101e | 671 | struct lpfc_nodelist fc_fcpnodev; /* nodelist entry for no device */ |
672 | uint32_t nport_event_cnt; /* timestamp for nlplist entry */ | |
673 | ||
2e0fef85 JS |
674 | uint8_t wwnn[8]; |
675 | uint8_t wwpn[8]; | |
dea3101e | 676 | uint32_t RandomData[7]; |
677 | ||
3de2a653 | 678 | /* HBA Config Parameters */ |
dea3101e | 679 | uint32_t cfg_ack0; |
78b2d852 | 680 | uint32_t cfg_enable_npiv; |
19ca7609 | 681 | uint32_t cfg_enable_rrq; |
dea3101e | 682 | uint32_t cfg_topology; |
dea3101e | 683 | uint32_t cfg_link_speed; |
7d791df7 JS |
684 | #define LPFC_FCF_FOV 1 /* Fast fcf failover */ |
685 | #define LPFC_FCF_PRIORITY 2 /* Priority fcf failover */ | |
686 | uint32_t cfg_fcf_failover_policy; | |
dea3101e | 687 | uint32_t cfg_cr_delay; |
688 | uint32_t cfg_cr_count; | |
cf5bf97e | 689 | uint32_t cfg_multi_ring_support; |
a4bc3379 JS |
690 | uint32_t cfg_multi_ring_rctl; |
691 | uint32_t cfg_multi_ring_type; | |
875fbdfe JSEC |
692 | uint32_t cfg_poll; |
693 | uint32_t cfg_poll_tmo; | |
4ff43246 | 694 | uint32_t cfg_use_msi; |
da0436e9 JS |
695 | uint32_t cfg_fcp_imax; |
696 | uint32_t cfg_fcp_wq_count; | |
697 | uint32_t cfg_fcp_eq_count; | |
dea3101e | 698 | uint32_t cfg_sg_seg_cnt; |
81301a9b | 699 | uint32_t cfg_prot_sg_seg_cnt; |
dea3101e | 700 | uint32_t cfg_sg_dma_buf_size; |
a12e07bc | 701 | uint64_t cfg_soft_wwnn; |
c3f28afa | 702 | uint64_t cfg_soft_wwpn; |
3de2a653 | 703 | uint32_t cfg_hba_queue_depth; |
13815c83 JS |
704 | uint32_t cfg_enable_hba_reset; |
705 | uint32_t cfg_enable_hba_heartbeat; | |
81301a9b | 706 | uint32_t cfg_enable_bg; |
7a470277 | 707 | uint32_t cfg_hostmem_hgp; |
da0436e9 | 708 | uint32_t cfg_log_verbose; |
0d878419 | 709 | uint32_t cfg_aer_support; |
912e3acd | 710 | uint32_t cfg_sriov_nr_virtfn; |
2a9bf3d0 | 711 | uint32_t cfg_iocb_cnt; |
84d1b006 | 712 | uint32_t cfg_suppress_link_up; |
e40a02c1 JS |
713 | #define LPFC_INITIALIZE_LINK 0 /* do normal init_link mbox */ |
714 | #define LPFC_DELAY_INIT_LINK 1 /* layered driver hold off */ | |
715 | #define LPFC_DELAY_INIT_LINK_INDEFINITELY 2 /* wait, manual intervention */ | |
ab56dc2e | 716 | uint32_t cfg_enable_dss; |
dea3101e | 717 | lpfc_vpd_t vpd; /* vital product data */ |
718 | ||
dea3101e | 719 | struct pci_dev *pcidev; |
720 | struct list_head work_list; | |
721 | uint32_t work_ha; /* Host Attention Bits for WT */ | |
722 | uint32_t work_ha_mask; /* HA Bits owned by WT */ | |
723 | uint32_t work_hs; /* HS stored in case of ERRAT */ | |
724 | uint32_t work_status[2]; /* Extra status from SLIM */ | |
dea3101e | 725 | |
5e9d9b82 | 726 | wait_queue_head_t work_waitq; |
dea3101e | 727 | struct task_struct *worker_thread; |
d7c255b2 | 728 | unsigned long data_flags; |
dea3101e | 729 | |
3163f725 | 730 | uint32_t hbq_in_use; /* HBQs in use flag */ |
3772a991 | 731 | struct list_head rb_pend_list; /* Received buffers to be processed */ |
ed957684 | 732 | uint32_t hbq_count; /* Count of configured HBQs */ |
92d7f7b0 | 733 | struct hbq_s hbqs[LPFC_MAX_HBQS]; /* local copy of hbq indicies */ |
ed957684 | 734 | |
8fa38513 JS |
735 | uint32_t fcp_qidx; /* next work queue to post work to */ |
736 | ||
dea3101e | 737 | unsigned long pci_bar0_map; /* Physical address for PCI BAR0 */ |
3772a991 | 738 | unsigned long pci_bar1_map; /* Physical address for PCI BAR1 */ |
dea3101e | 739 | unsigned long pci_bar2_map; /* Physical address for PCI BAR2 */ |
740 | void __iomem *slim_memmap_p; /* Kernel memory mapped address for | |
741 | PCI BAR0 */ | |
742 | void __iomem *ctrl_regs_memmap_p;/* Kernel memory mapped address for | |
743 | PCI BAR2 */ | |
744 | ||
745 | void __iomem *MBslimaddr; /* virtual address for mbox cmds */ | |
746 | void __iomem *HAregaddr; /* virtual address for host attn reg */ | |
747 | void __iomem *CAregaddr; /* virtual address for chip attn reg */ | |
748 | void __iomem *HSregaddr; /* virtual address for host status | |
749 | reg */ | |
750 | void __iomem *HCregaddr; /* virtual address for host ctl reg */ | |
751 | ||
ed957684 | 752 | struct lpfc_hgp __iomem *host_gp; /* Host side get/put pointers */ |
34b02dcd | 753 | struct lpfc_pgp *port_gp; |
ed957684 | 754 | uint32_t __iomem *hbq_put; /* Address in SLIM to HBQ put ptrs */ |
92d7f7b0 | 755 | uint32_t *hbq_get; /* Host mem address of HBQ get ptrs */ |
ed957684 | 756 | |
dea3101e | 757 | int brd_no; /* FC board number */ |
dea3101e | 758 | char SerialNumber[32]; /* adapter Serial Number */ |
759 | char OptionROMVersion[32]; /* adapter BIOS / Fcode version */ | |
760 | char ModelDesc[256]; /* Model Description */ | |
761 | char ModelName[80]; /* Model Name */ | |
762 | char ProgramType[256]; /* Program Type */ | |
763 | char Port[20]; /* Port No */ | |
764 | uint8_t vpd_flag; /* VPD data flag */ | |
765 | ||
766 | #define VPD_MODEL_DESC 0x1 /* valid vpd model description */ | |
767 | #define VPD_MODEL_NAME 0x2 /* valid vpd model name */ | |
768 | #define VPD_PROGRAM_TYPE 0x4 /* valid vpd program type */ | |
769 | #define VPD_PORT 0x8 /* valid vpd port data */ | |
770 | #define VPD_MASK 0xf /* mask for any vpd data */ | |
771 | ||
a12e07bc | 772 | uint8_t soft_wwn_enable; |
c3f28afa | 773 | |
875fbdfe | 774 | struct timer_list fcp_poll_timer; |
9399627f | 775 | struct timer_list eratt_poll; |
875fbdfe | 776 | |
dea3101e | 777 | /* |
778 | * stat counters | |
779 | */ | |
780 | uint64_t fc4InputRequests; | |
781 | uint64_t fc4OutputRequests; | |
782 | uint64_t fc4ControlRequests; | |
81301a9b JS |
783 | uint64_t bg_guard_err_cnt; |
784 | uint64_t bg_apptag_err_cnt; | |
785 | uint64_t bg_reftag_err_cnt; | |
dea3101e | 786 | |
dea3101e | 787 | /* fastpath list. */ |
875fbdfe | 788 | spinlock_t scsi_buf_list_lock; |
dea3101e | 789 | struct list_head lpfc_scsi_buf_list; |
790 | uint32_t total_scsi_bufs; | |
791 | struct list_head lpfc_iocb_list; | |
792 | uint32_t total_iocbq_bufs; | |
19ca7609 | 793 | struct list_head active_rrq_list; |
2e0fef85 | 794 | spinlock_t hbalock; |
dea3101e | 795 | |
796 | /* pci_mem_pools */ | |
797 | struct pci_pool *lpfc_scsi_dma_buf_pool; | |
798 | struct pci_pool *lpfc_mbuf_pool; | |
da0436e9 JS |
799 | struct pci_pool *lpfc_hrb_pool; /* header receive buffer pool */ |
800 | struct pci_pool *lpfc_drb_pool; /* data receive buffer pool */ | |
8568a4d2 | 801 | struct pci_pool *lpfc_hbq_pool; /* SLI3 hbq buffer pool */ |
dea3101e | 802 | struct lpfc_dma_pool lpfc_mbuf_safety_pool; |
803 | ||
804 | mempool_t *mbox_mem_pool; | |
805 | mempool_t *nlp_mem_pool; | |
19ca7609 | 806 | mempool_t *rrq_pool; |
f888ba3c JSEC |
807 | |
808 | struct fc_host_statistics link_stats; | |
db2378e0 | 809 | enum intr_type_t intr_type; |
5b75da2f JS |
810 | uint32_t intr_mode; |
811 | #define LPFC_INTR_ERROR 0xFFFFFFFF | |
9399627f | 812 | struct msix_entry msix_entries[LPFC_MSIX_VECTORS]; |
858c9f6c | 813 | |
2e0fef85 | 814 | struct list_head port_list; |
549e55cd JS |
815 | struct lpfc_vport *pport; /* physical lpfc_vport pointer */ |
816 | uint16_t max_vpi; /* Maximum virtual nports */ | |
09372820 | 817 | #define LPFC_MAX_VPI 0xFFFF /* Max number of VPI supported */ |
da0436e9 JS |
818 | uint16_t max_vports; /* |
819 | * For IOV HBAs max_vpi can change | |
820 | * after a reset. max_vports is max | |
821 | * number of vports present. This can | |
822 | * be greater than max_vpi. | |
823 | */ | |
824 | uint16_t vpi_base; | |
825 | uint16_t vfi_base; | |
549e55cd | 826 | unsigned long *vpi_bmask; /* vpi allocation table */ |
6d368e53 JS |
827 | uint16_t *vpi_ids; |
828 | uint16_t vpi_count; | |
829 | struct list_head lpfc_vpi_blk_list; | |
92d7f7b0 JS |
830 | |
831 | /* Data structure used by fabric iocb scheduler */ | |
832 | struct list_head fabric_iocb_list; | |
833 | atomic_t fabric_iocb_count; | |
834 | struct timer_list fabric_block_timer; | |
835 | unsigned long bit_flags; | |
836 | #define FABRIC_COMANDS_BLOCKED 0 | |
837 | atomic_t num_rsrc_err; | |
838 | atomic_t num_cmd_success; | |
839 | unsigned long last_rsrc_error_time; | |
840 | unsigned long last_ramp_down_time; | |
841 | unsigned long last_ramp_up_time; | |
923e4b6a | 842 | #ifdef CONFIG_SCSI_LPFC_DEBUG_FS |
858c9f6c JS |
843 | struct dentry *hba_debugfs_root; |
844 | atomic_t debugfs_vport_count; | |
78b2d852 | 845 | struct dentry *debug_hbqinfo; |
c95d6c6c JS |
846 | struct dentry *debug_dumpHostSlim; |
847 | struct dentry *debug_dumpHBASlim; | |
f9bb2da1 JS |
848 | struct dentry *debug_dumpData; /* BlockGuard BPL */ |
849 | struct dentry *debug_dumpDif; /* BlockGuard BPL */ | |
850 | struct dentry *debug_InjErrLBA; /* LBA to inject errors at */ | |
4ac9b226 JS |
851 | struct dentry *debug_InjErrNPortID; /* NPortID to inject errors at */ |
852 | struct dentry *debug_InjErrWWPN; /* WWPN to inject errors at */ | |
f9bb2da1 JS |
853 | struct dentry *debug_writeGuard; /* inject write guard_tag errors */ |
854 | struct dentry *debug_writeApp; /* inject write app_tag errors */ | |
855 | struct dentry *debug_writeRef; /* inject write ref_tag errors */ | |
acd6859b | 856 | struct dentry *debug_readGuard; /* inject read guard_tag errors */ |
f9bb2da1 JS |
857 | struct dentry *debug_readApp; /* inject read app_tag errors */ |
858 | struct dentry *debug_readRef; /* inject read ref_tag errors */ | |
859 | ||
860 | /* T10 DIF error injection */ | |
861 | uint32_t lpfc_injerr_wgrd_cnt; | |
862 | uint32_t lpfc_injerr_wapp_cnt; | |
863 | uint32_t lpfc_injerr_wref_cnt; | |
acd6859b | 864 | uint32_t lpfc_injerr_rgrd_cnt; |
f9bb2da1 JS |
865 | uint32_t lpfc_injerr_rapp_cnt; |
866 | uint32_t lpfc_injerr_rref_cnt; | |
4ac9b226 JS |
867 | uint32_t lpfc_injerr_nportid; |
868 | struct lpfc_name lpfc_injerr_wwpn; | |
f9bb2da1 | 869 | sector_t lpfc_injerr_lba; |
acd6859b | 870 | #define LPFC_INJERR_LBA_OFF (sector_t)(-1) |
f9bb2da1 | 871 | |
a58cbd52 JS |
872 | struct dentry *debug_slow_ring_trc; |
873 | struct lpfc_debugfs_trc *slow_ring_trc; | |
874 | atomic_t slow_ring_trc_cnt; | |
2a622bfb JS |
875 | /* iDiag debugfs sub-directory */ |
876 | struct dentry *idiag_root; | |
877 | struct dentry *idiag_pci_cfg; | |
b76f2dc9 | 878 | struct dentry *idiag_bar_acc; |
2a622bfb | 879 | struct dentry *idiag_que_info; |
86a80846 JS |
880 | struct dentry *idiag_que_acc; |
881 | struct dentry *idiag_drb_acc; | |
b76f2dc9 JS |
882 | struct dentry *idiag_ctl_acc; |
883 | struct dentry *idiag_mbx_acc; | |
884 | struct dentry *idiag_ext_acc; | |
858c9f6c JS |
885 | #endif |
886 | ||
0ff10d46 JS |
887 | /* Used for deferred freeing of ELS data buffers */ |
888 | struct list_head elsbuf; | |
889 | int elsbuf_cnt; | |
890 | int elsbuf_prev_cnt; | |
891 | ||
57127f15 | 892 | uint8_t temp_sensor_support; |
858c9f6c JS |
893 | /* Fields used for heart beat. */ |
894 | unsigned long last_completion_time; | |
bc73905a | 895 | unsigned long skipped_hb; |
858c9f6c JS |
896 | struct timer_list hb_tmofunc; |
897 | uint8_t hb_outstanding; | |
19ca7609 | 898 | struct timer_list rrq_tmr; |
84774a4d | 899 | enum hba_temp_state over_temp_state; |
e47c9093 JS |
900 | /* ndlp reference management */ |
901 | spinlock_t ndlp_lock; | |
76bb24ef JS |
902 | /* |
903 | * Following bit will be set for all buffer tags which are not | |
904 | * associated with any HBQ. | |
905 | */ | |
906 | #define QUE_BUFTAG_BIT (1<<31) | |
907 | uint32_t buffer_tag_count; | |
84774a4d JS |
908 | int wait_4_mlo_maint_flg; |
909 | wait_queue_head_t wait_4_mlo_m_q; | |
ea2151b4 JS |
910 | /* data structure used for latency data collection */ |
911 | #define LPFC_NO_BUCKET 0 | |
912 | #define LPFC_LINEAR_BUCKET 1 | |
913 | #define LPFC_POWER2_BUCKET 2 | |
914 | uint8_t bucket_type; | |
915 | uint32_t bucket_base; | |
916 | uint32_t bucket_step; | |
917 | ||
918 | /* Maximum number of events that can be outstanding at any time*/ | |
919 | #define LPFC_MAX_EVT_COUNT 512 | |
920 | atomic_t fast_event_count; | |
32b9793f JS |
921 | uint32_t fcoe_eventtag; |
922 | uint32_t fcoe_eventtag_at_fcf_scan; | |
80c17849 JS |
923 | uint32_t fcoe_cvl_eventtag; |
924 | uint32_t fcoe_cvl_eventtag_attn; | |
da0436e9 JS |
925 | struct lpfc_fcf fcf; |
926 | uint8_t fc_map[3]; | |
927 | uint8_t valid_vlan; | |
928 | uint16_t vlan_id; | |
929 | struct list_head fcf_conn_rec_list; | |
f1c3b0fc | 930 | |
4fede78f | 931 | spinlock_t ct_ev_lock; /* synchronize access to ct_ev_waiters */ |
f1c3b0fc JS |
932 | struct list_head ct_ev_waiters; |
933 | struct unsol_rcv_ct_ctx ct_ctx[64]; | |
934 | uint32_t ctx_idx; | |
e2aed29f JS |
935 | |
936 | uint8_t menlo_flag; /* menlo generic flags */ | |
937 | #define HBA_MENLO_SUPPORT 0x1 /* HBA supports menlo commands */ | |
2a9bf3d0 JS |
938 | uint32_t iocb_cnt; |
939 | uint32_t iocb_max; | |
d7c47992 | 940 | atomic_t sdev_cnt; |
bc73905a JS |
941 | uint8_t fips_spec_rev; |
942 | uint8_t fips_level; | |
dea3101e | 943 | }; |
944 | ||
2e0fef85 JS |
945 | static inline struct Scsi_Host * |
946 | lpfc_shost_from_vport(struct lpfc_vport *vport) | |
947 | { | |
948 | return container_of((void *) vport, struct Scsi_Host, hostdata[0]); | |
949 | } | |
950 | ||
5b8bd0c9 | 951 | static inline void |
2e0fef85 JS |
952 | lpfc_set_loopback_flag(struct lpfc_hba *phba) |
953 | { | |
5b8bd0c9 | 954 | if (phba->cfg_topology == FLAGS_LOCAL_LB) |
2e0fef85 | 955 | phba->link_flag |= LS_LOOPBACK_MODE; |
5b8bd0c9 | 956 | else |
2e0fef85 JS |
957 | phba->link_flag &= ~LS_LOOPBACK_MODE; |
958 | } | |
959 | ||
960 | static inline int | |
961 | lpfc_is_link_up(struct lpfc_hba *phba) | |
962 | { | |
963 | return phba->link_state == LPFC_LINK_UP || | |
92d7f7b0 JS |
964 | phba->link_state == LPFC_CLEAR_LA || |
965 | phba->link_state == LPFC_HBA_READY; | |
5b8bd0c9 | 966 | } |
dea3101e | 967 | |
5e9d9b82 JS |
968 | static inline void |
969 | lpfc_worker_wake_up(struct lpfc_hba *phba) | |
970 | { | |
971 | /* Set the lpfc data pending flag */ | |
972 | set_bit(LPFC_DATA_READY, &phba->data_flags); | |
973 | ||
974 | /* Wake up worker thread */ | |
975 | wake_up(&phba->work_waitq); | |
976 | return; | |
977 | } | |
978 | ||
9940b97b JS |
979 | static inline int |
980 | lpfc_readl(void __iomem *addr, uint32_t *data) | |
981 | { | |
982 | uint32_t temp; | |
983 | temp = readl(addr); | |
984 | if (temp == 0xffffffff) | |
985 | return -EIO; | |
986 | *data = temp; | |
987 | return 0; | |
988 | } | |
989 | ||
990 | static inline int | |
9399627f JS |
991 | lpfc_sli_read_hs(struct lpfc_hba *phba) |
992 | { | |
993 | /* | |
994 | * There was a link/board error. Read the status register to retrieve | |
995 | * the error event and process it. | |
996 | */ | |
997 | phba->sli.slistat.err_attn_event++; | |
998 | ||
9940b97b JS |
999 | /* Save status info and check for unplug error */ |
1000 | if (lpfc_readl(phba->HSregaddr, &phba->work_hs) || | |
1001 | lpfc_readl(phba->MBslimaddr + 0xa8, &phba->work_status[0]) || | |
1002 | lpfc_readl(phba->MBslimaddr + 0xac, &phba->work_status[1])) { | |
1003 | return -EIO; | |
1004 | } | |
9399627f JS |
1005 | |
1006 | /* Clear chip Host Attention error bit */ | |
1007 | writel(HA_ERATT, phba->HAregaddr); | |
1008 | readl(phba->HAregaddr); /* flush */ | |
1009 | phba->pport->stopped = 1; | |
1010 | ||
9940b97b | 1011 | return 0; |
9399627f | 1012 | } |