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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. * |
b857ff33 | 4 | * Copyright (C) 2004-2014 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 | ||
5402a315 JS |
30 | #define ELX_MODEL_NAME_SIZE 80 |
31 | ||
3772a991 JS |
32 | #define LPFC_PCI_DEV_LP 0x1 |
33 | #define LPFC_PCI_DEV_OC 0x2 | |
34 | ||
35 | #define LPFC_SLI_REV2 2 | |
36 | #define LPFC_SLI_REV3 3 | |
37 | #define LPFC_SLI_REV4 4 | |
38 | ||
97eab634 | 39 | #define LPFC_MAX_TARGET 4096 /* max number of targets supported */ |
e17da18e JS |
40 | #define LPFC_MAX_DISC_THREADS 64 /* max outstanding discovery els |
41 | requests */ | |
42 | #define LPFC_MAX_NS_RETRY 3 /* Number of retry attempts to contact | |
43 | the NameServer before giving up. */ | |
445cf4f4 | 44 | #define LPFC_CMD_PER_LUN 3 /* max outstanding cmds per lun */ |
81301a9b | 45 | #define LPFC_DEFAULT_SG_SEG_CNT 64 /* sg element count per scsi cmnd */ |
e2aed29f JS |
46 | #define LPFC_DEFAULT_MENLO_SG_SEG_CNT 128 /* sg element count per scsi |
47 | cmnd for menlo needs nearly twice as for firmware | |
48 | downloads using bsg */ | |
96f7077f JS |
49 | |
50 | #define LPFC_MIN_SG_SLI4_BUF_SZ 0x800 /* based on LPFC_DEFAULT_SG_SEG_CNT */ | |
51 | #define LPFC_MAX_SG_SLI4_SEG_CNT_DIF 128 /* sg element count per scsi cmnd */ | |
52 | #define LPFC_MAX_SG_SEG_CNT_DIF 512 /* sg element count per scsi cmnd */ | |
81301a9b | 53 | #define LPFC_MAX_SG_SEG_CNT 4096 /* sg element count per scsi cmnd */ |
09294d46 JS |
54 | #define LPFC_MAX_SGL_SEG_CNT 512 /* SGL element count per scsi cmnd */ |
55 | #define LPFC_MAX_BPL_SEG_CNT 4096 /* BPL element count per scsi cmnd */ | |
56 | ||
0558056c | 57 | #define LPFC_MAX_SGE_SIZE 0x80000000 /* Maximum data allowed in a SGE */ |
dea3101e | 58 | #define LPFC_IOCB_LIST_CNT 2250 /* list of IOCBs for fast-path usage. */ |
445cf4f4 | 59 | #define LPFC_Q_RAMP_UP_INTERVAL 120 /* lun q_depth ramp up interval */ |
495a714c | 60 | #define LPFC_VNAME_LEN 100 /* vport symbolic name length */ |
977b5a0a JS |
61 | #define LPFC_TGTQ_INTERVAL 40000 /* Min amount of time between tgt |
62 | queue depth change in millisecs */ | |
63 | #define LPFC_TGTQ_RAMPUP_PCENT 5 /* Target queue rampup in percentage */ | |
7dc517df | 64 | #define LPFC_MIN_TGT_QDEPTH 10 |
977b5a0a | 65 | #define LPFC_MAX_TGT_QDEPTH 0xFFFF |
dea3101e | 66 | |
ea2151b4 JS |
67 | #define LPFC_MAX_BUCKET_COUNT 20 /* Maximum no. of buckets for stat data |
68 | collection. */ | |
92d7f7b0 JS |
69 | /* |
70 | * Following time intervals are used of adjusting SCSI device | |
71 | * queue depths when there are driver resource error or Firmware | |
72 | * resource error. | |
73 | */ | |
256ec0d0 JS |
74 | /* 1 Second */ |
75 | #define QUEUE_RAMP_DOWN_INTERVAL (msecs_to_jiffies(1000 * 1)) | |
92d7f7b0 JS |
76 | |
77 | /* Number of exchanges reserved for discovery to complete */ | |
78 | #define LPFC_DISC_IOCB_BUFF_COUNT 20 | |
79 | ||
858c9f6c | 80 | #define LPFC_HB_MBOX_INTERVAL 5 /* Heart beat interval in seconds. */ |
311464ec | 81 | #define LPFC_HB_MBOX_TIMEOUT 30 /* Heart beat timeout in seconds. */ |
858c9f6c | 82 | |
ba20c853 JS |
83 | #define LPFC_LOOK_AHEAD_OFF 0 /* Look ahead logic is turned off */ |
84 | ||
9399627f JS |
85 | /* Error Attention event polling interval */ |
86 | #define LPFC_ERATT_POLL_INTERVAL 5 /* EATT poll interval in seconds */ | |
87 | ||
dea3101e | 88 | /* Define macros for 64 bit support */ |
89 | #define putPaddrLow(addr) ((uint32_t) (0xffffffff & (u64)(addr))) | |
90 | #define putPaddrHigh(addr) ((uint32_t) (0xffffffff & (((u64)(addr))>>32))) | |
91 | #define getPaddr(high, low) ((dma_addr_t)( \ | |
92 | (( (u64)(high)<<16 ) << 16)|( (u64)(low)))) | |
93 | /* Provide maximum configuration definitions. */ | |
94 | #define LPFC_DRVR_TIMEOUT 16 /* driver iocb timeout value in sec */ | |
dea3101e | 95 | #define FC_MAX_ADPTMSG 64 |
96 | ||
97 | #define MAX_HBAEVT 32 | |
98 | ||
9399627f JS |
99 | /* Number of MSI-X vectors the driver uses */ |
100 | #define LPFC_MSIX_VECTORS 2 | |
101 | ||
5e9d9b82 JS |
102 | /* lpfc wait event data ready flag */ |
103 | #define LPFC_DATA_READY (1<<0) | |
104 | ||
809c7536 JS |
105 | /* queue dump line buffer size */ |
106 | #define LPFC_LBUF_SZ 128 | |
107 | ||
618a5230 JS |
108 | /* mailbox system shutdown options */ |
109 | #define LPFC_MBX_NO_WAIT 0 | |
110 | #define LPFC_MBX_WAIT 1 | |
111 | ||
875fbdfe JSEC |
112 | enum lpfc_polling_flags { |
113 | ENABLE_FCP_RING_POLLING = 0x1, | |
114 | DISABLE_FCP_RING_INT = 0x2 | |
115 | }; | |
116 | ||
dea3101e | 117 | /* Provide DMA memory definitions the driver uses per port instance. */ |
118 | struct lpfc_dmabuf { | |
119 | struct list_head list; | |
120 | void *virt; /* virtual address ptr */ | |
121 | dma_addr_t phys; /* mapped address */ | |
76bb24ef | 122 | uint32_t buffer_tag; /* used for tagged queue ring */ |
dea3101e | 123 | }; |
124 | ||
125 | struct lpfc_dma_pool { | |
126 | struct lpfc_dmabuf *elements; | |
127 | uint32_t max_count; | |
128 | uint32_t current_count; | |
129 | }; | |
130 | ||
ed957684 | 131 | struct hbq_dmabuf { |
da0436e9 | 132 | struct lpfc_dmabuf hbuf; |
ed957684 | 133 | struct lpfc_dmabuf dbuf; |
51ef4c26 | 134 | uint32_t size; |
ed957684 | 135 | uint32_t tag; |
4d9ab994 | 136 | struct lpfc_cq_event cq_event; |
45ed1190 | 137 | unsigned long time_stamp; |
ed957684 JS |
138 | }; |
139 | ||
dea3101e | 140 | /* Priority bit. Set value to exceed low water mark in lpfc_mem. */ |
141 | #define MEM_PRI 0x100 | |
142 | ||
143 | ||
144 | /****************************************************************************/ | |
145 | /* Device VPD save area */ | |
146 | /****************************************************************************/ | |
147 | typedef struct lpfc_vpd { | |
148 | uint32_t status; /* vpd status value */ | |
149 | uint32_t length; /* number of bytes actually returned */ | |
150 | struct { | |
151 | uint32_t rsvd1; /* Revision numbers */ | |
152 | uint32_t biuRev; | |
153 | uint32_t smRev; | |
154 | uint32_t smFwRev; | |
155 | uint32_t endecRev; | |
156 | uint16_t rBit; | |
157 | uint8_t fcphHigh; | |
158 | uint8_t fcphLow; | |
159 | uint8_t feaLevelHigh; | |
160 | uint8_t feaLevelLow; | |
161 | uint32_t postKernRev; | |
162 | uint32_t opFwRev; | |
163 | uint8_t opFwName[16]; | |
164 | uint32_t sli1FwRev; | |
165 | uint8_t sli1FwName[16]; | |
166 | uint32_t sli2FwRev; | |
167 | uint8_t sli2FwName[16]; | |
168 | } rev; | |
92d7f7b0 JS |
169 | struct { |
170 | #ifdef __BIG_ENDIAN_BITFIELD | |
da0436e9 JS |
171 | uint32_t rsvd3 :19; /* Reserved */ |
172 | uint32_t cdss : 1; /* Configure Data Security SLI */ | |
173 | uint32_t rsvd2 : 3; /* Reserved */ | |
174 | uint32_t cbg : 1; /* Configure BlockGuard */ | |
92d7f7b0 JS |
175 | uint32_t cmv : 1; /* Configure Max VPIs */ |
176 | uint32_t ccrp : 1; /* Config Command Ring Polling */ | |
177 | uint32_t csah : 1; /* Configure Synchronous Abort Handling */ | |
178 | uint32_t chbs : 1; /* Cofigure Host Backing store */ | |
179 | uint32_t cinb : 1; /* Enable Interrupt Notification Block */ | |
180 | uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */ | |
181 | uint32_t cmx : 1; /* Configure Max XRIs */ | |
182 | uint32_t cmr : 1; /* Configure Max RPIs */ | |
183 | #else /* __LITTLE_ENDIAN */ | |
184 | uint32_t cmr : 1; /* Configure Max RPIs */ | |
185 | uint32_t cmx : 1; /* Configure Max XRIs */ | |
186 | uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */ | |
187 | uint32_t cinb : 1; /* Enable Interrupt Notification Block */ | |
188 | uint32_t chbs : 1; /* Cofigure Host Backing store */ | |
189 | uint32_t csah : 1; /* Configure Synchronous Abort Handling */ | |
190 | uint32_t ccrp : 1; /* Config Command Ring Polling */ | |
191 | uint32_t cmv : 1; /* Configure Max VPIs */ | |
da0436e9 JS |
192 | uint32_t cbg : 1; /* Configure BlockGuard */ |
193 | uint32_t rsvd2 : 3; /* Reserved */ | |
194 | uint32_t cdss : 1; /* Configure Data Security SLI */ | |
195 | uint32_t rsvd3 :19; /* Reserved */ | |
92d7f7b0 JS |
196 | #endif |
197 | } sli3Feat; | |
dea3101e | 198 | } lpfc_vpd_t; |
199 | ||
200 | struct lpfc_scsi_buf; | |
201 | ||
202 | ||
203 | /* | |
204 | * lpfc stat counters | |
205 | */ | |
206 | struct lpfc_stats { | |
207 | /* Statistics for ELS commands */ | |
208 | uint32_t elsLogiCol; | |
209 | uint32_t elsRetryExceeded; | |
210 | uint32_t elsXmitRetry; | |
211 | uint32_t elsDelayRetry; | |
212 | uint32_t elsRcvDrop; | |
213 | uint32_t elsRcvFrame; | |
214 | uint32_t elsRcvRSCN; | |
215 | uint32_t elsRcvRNID; | |
216 | uint32_t elsRcvFARP; | |
217 | uint32_t elsRcvFARPR; | |
218 | uint32_t elsRcvFLOGI; | |
219 | uint32_t elsRcvPLOGI; | |
220 | uint32_t elsRcvADISC; | |
221 | uint32_t elsRcvPDISC; | |
222 | uint32_t elsRcvFAN; | |
223 | uint32_t elsRcvLOGO; | |
224 | uint32_t elsRcvPRLO; | |
225 | uint32_t elsRcvPRLI; | |
7bb3b137 | 226 | uint32_t elsRcvLIRR; |
12265f68 | 227 | uint32_t elsRcvRLS; |
7bb3b137 JW |
228 | uint32_t elsRcvRPS; |
229 | uint32_t elsRcvRPL; | |
5ffc266e | 230 | uint32_t elsRcvRRQ; |
12265f68 JS |
231 | uint32_t elsRcvRTV; |
232 | uint32_t elsRcvECHO; | |
dea3101e | 233 | uint32_t elsXmitFLOGI; |
92d7f7b0 | 234 | uint32_t elsXmitFDISC; |
dea3101e | 235 | uint32_t elsXmitPLOGI; |
236 | uint32_t elsXmitPRLI; | |
237 | uint32_t elsXmitADISC; | |
238 | uint32_t elsXmitLOGO; | |
239 | uint32_t elsXmitSCR; | |
240 | uint32_t elsXmitRNID; | |
241 | uint32_t elsXmitFARP; | |
242 | uint32_t elsXmitFARPR; | |
243 | uint32_t elsXmitACC; | |
244 | uint32_t elsXmitLSRJT; | |
245 | ||
246 | uint32_t frameRcvBcast; | |
247 | uint32_t frameRcvMulti; | |
248 | uint32_t strayXmitCmpl; | |
249 | uint32_t frameXmitDelay; | |
250 | uint32_t xriCmdCmpl; | |
251 | uint32_t xriStatErr; | |
252 | uint32_t LinkUp; | |
253 | uint32_t LinkDown; | |
254 | uint32_t LinkMultiEvent; | |
255 | uint32_t NoRcvBuf; | |
256 | uint32_t fcpCmd; | |
257 | uint32_t fcpCmpl; | |
258 | uint32_t fcpRspErr; | |
259 | uint32_t fcpRemoteStop; | |
260 | uint32_t fcpPortRjt; | |
261 | uint32_t fcpPortBusy; | |
262 | uint32_t fcpError; | |
263 | uint32_t fcpLocalErr; | |
264 | }; | |
265 | ||
2e0fef85 JS |
266 | struct lpfc_hba; |
267 | ||
92d7f7b0 | 268 | |
2e0fef85 | 269 | enum discovery_state { |
92d7f7b0 JS |
270 | LPFC_VPORT_UNKNOWN = 0, /* vport state is unknown */ |
271 | LPFC_VPORT_FAILED = 1, /* vport has failed */ | |
272 | LPFC_LOCAL_CFG_LINK = 6, /* local NPORT Id configured */ | |
273 | LPFC_FLOGI = 7, /* FLOGI sent to Fabric */ | |
274 | LPFC_FDISC = 8, /* FDISC sent for vport */ | |
275 | LPFC_FABRIC_CFG_LINK = 9, /* Fabric assigned NPORT Id | |
276 | * configured */ | |
277 | LPFC_NS_REG = 10, /* Register with NameServer */ | |
278 | LPFC_NS_QRY = 11, /* Query NameServer for NPort ID list */ | |
279 | LPFC_BUILD_DISC_LIST = 12, /* Build ADISC and PLOGI lists for | |
280 | * device authentication / discovery */ | |
281 | LPFC_DISC_AUTH = 13, /* Processing ADISC list */ | |
282 | LPFC_VPORT_READY = 32, | |
2e0fef85 JS |
283 | }; |
284 | ||
285 | enum hba_state { | |
286 | LPFC_LINK_UNKNOWN = 0, /* HBA state is unknown */ | |
287 | LPFC_WARM_START = 1, /* HBA state after selective reset */ | |
288 | LPFC_INIT_START = 2, /* Initial state after board reset */ | |
289 | LPFC_INIT_MBX_CMDS = 3, /* Initialize HBA with mbox commands */ | |
290 | LPFC_LINK_DOWN = 4, /* HBA initialized, link is down */ | |
291 | LPFC_LINK_UP = 5, /* Link is up - issue READ_LA */ | |
92d7f7b0 | 292 | LPFC_CLEAR_LA = 6, /* authentication cmplt - issue |
2e0fef85 | 293 | * CLEAR_LA */ |
92d7f7b0 | 294 | LPFC_HBA_READY = 32, |
2e0fef85 JS |
295 | LPFC_HBA_ERROR = -1 |
296 | }; | |
297 | ||
298 | struct lpfc_vport { | |
2e0fef85 | 299 | struct lpfc_hba *phba; |
3772a991 | 300 | struct list_head listentry; |
2e0fef85 JS |
301 | uint8_t port_type; |
302 | #define LPFC_PHYSICAL_PORT 1 | |
303 | #define LPFC_NPIV_PORT 2 | |
304 | #define LPFC_FABRIC_PORT 3 | |
305 | enum discovery_state port_state; | |
306 | ||
92d7f7b0 | 307 | uint16_t vpi; |
da0436e9 | 308 | uint16_t vfi; |
c868595d JS |
309 | uint8_t vpi_state; |
310 | #define LPFC_VPI_REGISTERED 0x1 | |
2e0fef85 JS |
311 | |
312 | uint32_t fc_flag; /* FC flags */ | |
313 | /* Several of these flags are HBA centric and should be moved to | |
314 | * phba->link_flag (e.g. FC_PTP, FC_PUBLIC_LOOP) | |
315 | */ | |
92d7f7b0 JS |
316 | #define FC_PT2PT 0x1 /* pt2pt with no fabric */ |
317 | #define FC_PT2PT_PLOGI 0x2 /* pt2pt initiate PLOGI */ | |
318 | #define FC_DISC_TMO 0x4 /* Discovery timer running */ | |
319 | #define FC_PUBLIC_LOOP 0x8 /* Public loop */ | |
320 | #define FC_LBIT 0x10 /* LOGIN bit in loopinit set */ | |
321 | #define FC_RSCN_MODE 0x20 /* RSCN cmd rcv'ed */ | |
322 | #define FC_NLP_MORE 0x40 /* More node to process in node tbl */ | |
323 | #define FC_OFFLINE_MODE 0x80 /* Interface is offline for diag */ | |
324 | #define FC_FABRIC 0x100 /* We are fabric attached */ | |
4b40c59e | 325 | #define FC_VPORT_LOGO_RCVD 0x200 /* LOGO received on vport */ |
92d7f7b0 | 326 | #define FC_RSCN_DISCOVERY 0x400 /* Auth all devices after RSCN */ |
4b40c59e | 327 | #define FC_LOGO_RCVD_DID_CHNG 0x800 /* FDISC on phys port detect DID chng*/ |
92d7f7b0 JS |
328 | #define FC_SCSI_SCAN_TMO 0x4000 /* scsi scan timer running */ |
329 | #define FC_ABORT_DISCOVERY 0x8000 /* we want to abort discovery */ | |
330 | #define FC_NDISC_ACTIVE 0x10000 /* NPort discovery active */ | |
331 | #define FC_BYPASSED_MODE 0x20000 /* NPort is in bypassed mode */ | |
92d7f7b0 JS |
332 | #define FC_VPORT_NEEDS_REG_VPI 0x80000 /* Needs to have its vpi registered */ |
333 | #define FC_RSCN_DEFERRED 0x100000 /* A deferred RSCN being processed */ | |
1c6834a7 | 334 | #define FC_VPORT_NEEDS_INIT_VPI 0x200000 /* Need to INIT_VPI before FDISC */ |
695a814e JS |
335 | #define FC_VPORT_CVL_RCVD 0x400000 /* VLink failed due to CVL */ |
336 | #define FC_VFI_REGISTERED 0x800000 /* VFI is registered */ | |
337 | #define FC_FDISC_COMPLETED 0x1000000/* FDISC completed */ | |
92494144 | 338 | #define FC_DISC_DELAYED 0x2000000/* Delay NPort discovery */ |
2e0fef85 | 339 | |
7ee5d43e JS |
340 | uint32_t ct_flags; |
341 | #define FC_CT_RFF_ID 0x1 /* RFF_ID accepted by switch */ | |
342 | #define FC_CT_RNN_ID 0x2 /* RNN_ID accepted by switch */ | |
343 | #define FC_CT_RSNN_NN 0x4 /* RSNN_NN accepted by switch */ | |
344 | #define FC_CT_RSPN_ID 0x8 /* RSPN_ID accepted by switch */ | |
345 | #define FC_CT_RFT_ID 0x10 /* RFT_ID accepted by switch */ | |
346 | ||
2e0fef85 JS |
347 | struct list_head fc_nodes; |
348 | ||
349 | /* Keep counters for the number of entries in each list. */ | |
350 | uint16_t fc_plogi_cnt; | |
351 | uint16_t fc_adisc_cnt; | |
352 | uint16_t fc_reglogin_cnt; | |
353 | uint16_t fc_prli_cnt; | |
354 | uint16_t fc_unmap_cnt; | |
355 | uint16_t fc_map_cnt; | |
356 | uint16_t fc_npr_cnt; | |
357 | uint16_t fc_unused_cnt; | |
358 | struct serv_parm fc_sparam; /* buffer for our service parameters */ | |
359 | ||
360 | uint32_t fc_myDID; /* fibre channel S_ID */ | |
361 | uint32_t fc_prevDID; /* previous fibre channel S_ID */ | |
92494144 JS |
362 | struct lpfc_name fabric_portname; |
363 | struct lpfc_name fabric_nodename; | |
2e0fef85 JS |
364 | |
365 | int32_t stopped; /* HBA has not been restarted since last ERATT */ | |
366 | uint8_t fc_linkspeed; /* Link speed after last READ_LA */ | |
367 | ||
368 | uint32_t num_disc_nodes; /*in addition to hba_state */ | |
369 | ||
370 | uint32_t fc_nlp_cnt; /* outstanding NODELIST requests */ | |
371 | uint32_t fc_rscn_id_cnt; /* count of RSCNs payloads in list */ | |
7f5f3d0d | 372 | uint32_t fc_rscn_flush; /* flag use of fc_rscn_id_list */ |
2e0fef85 JS |
373 | struct lpfc_dmabuf *fc_rscn_id_list[FC_MAX_HOLD_RSCN]; |
374 | struct lpfc_name fc_nodename; /* fc nodename */ | |
375 | struct lpfc_name fc_portname; /* fc portname */ | |
376 | ||
377 | struct lpfc_work_evt disc_timeout_evt; | |
378 | ||
379 | struct timer_list fc_disctmo; /* Discovery rescue timer */ | |
380 | uint8_t fc_ns_retry; /* retries for fabric nameserver */ | |
381 | uint32_t fc_prli_sent; /* cntr for outstanding PRLIs */ | |
382 | ||
383 | spinlock_t work_port_lock; | |
384 | uint32_t work_port_events; /* Timeout to be handled */ | |
858c9f6c JS |
385 | #define WORKER_DISC_TMO 0x1 /* vport: Discovery timeout */ |
386 | #define WORKER_ELS_TMO 0x2 /* vport: ELS timeout */ | |
387 | #define WORKER_FDMI_TMO 0x4 /* vport: FDMI timeout */ | |
92494144 | 388 | #define WORKER_DELAYED_DISC_TMO 0x8 /* vport: delayed discovery */ |
858c9f6c JS |
389 | |
390 | #define WORKER_MBOX_TMO 0x100 /* hba: MBOX timeout */ | |
391 | #define WORKER_HB_TMO 0x200 /* hba: Heart beat timeout */ | |
b1c11812 | 392 | #define WORKER_FABRIC_BLOCK_TMO 0x400 /* hba: fabric block timeout */ |
858c9f6c JS |
393 | #define WORKER_RAMP_DOWN_QUEUE 0x800 /* hba: Decrease Q depth */ |
394 | #define WORKER_RAMP_UP_QUEUE 0x1000 /* hba: Increase Q depth */ | |
2a9bf3d0 | 395 | #define WORKER_SERVICE_TXQ 0x2000 /* hba: IOCBs on the txq */ |
2e0fef85 JS |
396 | |
397 | struct timer_list fc_fdmitmo; | |
398 | struct timer_list els_tmofunc; | |
92494144 | 399 | struct timer_list delayed_disc_tmo; |
2e0fef85 JS |
400 | |
401 | int unreg_vpi_cmpl; | |
402 | ||
403 | uint8_t load_flag; | |
404 | #define FC_LOADING 0x1 /* HBA in process of loading drvr */ | |
405 | #define FC_UNLOADING 0x2 /* HBA in process of unloading drvr */ | |
3de2a653 JS |
406 | /* Vport Config Parameters */ |
407 | uint32_t cfg_scan_down; | |
408 | uint32_t cfg_lun_queue_depth; | |
409 | uint32_t cfg_nodev_tmo; | |
410 | uint32_t cfg_devloss_tmo; | |
411 | uint32_t cfg_restrict_login; | |
412 | uint32_t cfg_peer_port_login; | |
413 | uint32_t cfg_fcp_class; | |
414 | uint32_t cfg_use_adisc; | |
415 | uint32_t cfg_fdmi_on; | |
416 | uint32_t cfg_discovery_threads; | |
e8b62011 | 417 | uint32_t cfg_log_verbose; |
3de2a653 | 418 | uint32_t cfg_max_luns; |
7ee5d43e | 419 | uint32_t cfg_enable_da_id; |
977b5a0a | 420 | uint32_t cfg_max_scsicmpl_time; |
7dc517df | 421 | uint32_t cfg_tgt_queue_depth; |
3cb01c57 | 422 | uint32_t cfg_first_burst_size; |
3de2a653 JS |
423 | |
424 | uint32_t dev_loss_tmo_changed; | |
51ef4c26 JS |
425 | |
426 | struct fc_vport *fc_vport; | |
427 | ||
923e4b6a | 428 | #ifdef CONFIG_SCSI_LPFC_DEBUG_FS |
51ef4c26 JS |
429 | struct dentry *debug_disc_trc; |
430 | struct dentry *debug_nodelist; | |
431 | struct dentry *vport_debugfs_root; | |
432 | struct lpfc_debugfs_trc *disc_trc; | |
433 | atomic_t disc_trc_cnt; | |
434 | #endif | |
ea2151b4 JS |
435 | uint8_t stat_data_enabled; |
436 | uint8_t stat_data_blocked; | |
da0436e9 | 437 | struct list_head rcv_buffer_list; |
45ed1190 | 438 | unsigned long rcv_buffer_time_stamp; |
da0436e9 JS |
439 | uint32_t vport_flag; |
440 | #define STATIC_VPORT 1 | |
2e0fef85 JS |
441 | }; |
442 | ||
ed957684 JS |
443 | struct hbq_s { |
444 | uint16_t entry_count; /* Current number of HBQ slots */ | |
a8adb832 | 445 | uint16_t buffer_count; /* Current number of buffers posted */ |
ed957684 JS |
446 | uint32_t next_hbqPutIdx; /* Index to next HBQ slot to use */ |
447 | uint32_t hbqPutIdx; /* HBQ slot to use */ | |
448 | uint32_t local_hbqGetIdx; /* Local copy of Get index from Port */ | |
51ef4c26 JS |
449 | void *hbq_virt; /* Virtual ptr to this hbq */ |
450 | struct list_head hbq_buffer_list; /* buffers assigned to this HBQ */ | |
451 | /* Callback for HBQ buffer allocation */ | |
452 | struct hbq_dmabuf *(*hbq_alloc_buffer) (struct lpfc_hba *); | |
453 | /* Callback for HBQ buffer free */ | |
454 | void (*hbq_free_buffer) (struct lpfc_hba *, | |
455 | struct hbq_dmabuf *); | |
ed957684 JS |
456 | }; |
457 | ||
51ef4c26 JS |
458 | #define LPFC_MAX_HBQS 4 |
459 | /* this matches the position in the lpfc_hbq_defs array */ | |
92d7f7b0 | 460 | #define LPFC_ELS_HBQ 0 |
51ef4c26 | 461 | #define LPFC_EXTRA_HBQ 1 |
ed957684 | 462 | |
7af67051 JS |
463 | enum hba_temp_state { |
464 | HBA_NORMAL_TEMP, | |
465 | HBA_OVER_TEMP | |
466 | }; | |
467 | ||
db2378e0 JS |
468 | enum intr_type_t { |
469 | NONE = 0, | |
470 | INTx, | |
471 | MSI, | |
472 | MSIX, | |
473 | }; | |
474 | ||
6dd9e31c | 475 | #define LPFC_CT_CTX_MAX 64 |
f1c3b0fc JS |
476 | struct unsol_rcv_ct_ctx { |
477 | uint32_t ctxt_id; | |
478 | uint32_t SID; | |
6dd9e31c JS |
479 | uint32_t valid; |
480 | #define UNSOL_INVALID 0 | |
481 | #define UNSOL_VALID 1 | |
7851fe2c JS |
482 | uint16_t oxid; |
483 | uint16_t rxid; | |
f1c3b0fc JS |
484 | }; |
485 | ||
76a95d75 JS |
486 | #define LPFC_USER_LINK_SPEED_AUTO 0 /* auto select (default)*/ |
487 | #define LPFC_USER_LINK_SPEED_1G 1 /* 1 Gigabaud */ | |
488 | #define LPFC_USER_LINK_SPEED_2G 2 /* 2 Gigabaud */ | |
489 | #define LPFC_USER_LINK_SPEED_4G 4 /* 4 Gigabaud */ | |
490 | #define LPFC_USER_LINK_SPEED_8G 8 /* 8 Gigabaud */ | |
491 | #define LPFC_USER_LINK_SPEED_10G 10 /* 10 Gigabaud */ | |
492 | #define LPFC_USER_LINK_SPEED_16G 16 /* 16 Gigabaud */ | |
493 | #define LPFC_USER_LINK_SPEED_MAX LPFC_USER_LINK_SPEED_16G | |
494 | #define LPFC_USER_LINK_SPEED_BITMAP ((1 << LPFC_USER_LINK_SPEED_16G) | \ | |
495 | (1 << LPFC_USER_LINK_SPEED_10G) | \ | |
496 | (1 << LPFC_USER_LINK_SPEED_8G) | \ | |
497 | (1 << LPFC_USER_LINK_SPEED_4G) | \ | |
498 | (1 << LPFC_USER_LINK_SPEED_2G) | \ | |
499 | (1 << LPFC_USER_LINK_SPEED_1G) | \ | |
500 | (1 << LPFC_USER_LINK_SPEED_AUTO)) | |
501 | #define LPFC_LINK_SPEED_STRING "0, 1, 2, 4, 8, 10, 16" | |
502 | ||
7ad20aa9 JS |
503 | enum nemb_type { |
504 | nemb_mse = 1, | |
505 | nemb_hbd | |
506 | }; | |
507 | ||
508 | enum mbox_type { | |
509 | mbox_rd = 1, | |
510 | mbox_wr | |
511 | }; | |
512 | ||
513 | enum dma_type { | |
514 | dma_mbox = 1, | |
515 | dma_ebuf | |
516 | }; | |
517 | ||
518 | enum sta_type { | |
519 | sta_pre_addr = 1, | |
520 | sta_pos_addr | |
521 | }; | |
522 | ||
523 | struct lpfc_mbox_ext_buf_ctx { | |
524 | uint32_t state; | |
525 | #define LPFC_BSG_MBOX_IDLE 0 | |
526 | #define LPFC_BSG_MBOX_HOST 1 | |
527 | #define LPFC_BSG_MBOX_PORT 2 | |
528 | #define LPFC_BSG_MBOX_DONE 3 | |
529 | #define LPFC_BSG_MBOX_ABTS 4 | |
530 | enum nemb_type nembType; | |
531 | enum mbox_type mboxType; | |
532 | uint32_t numBuf; | |
533 | uint32_t mbxTag; | |
534 | uint32_t seqNum; | |
535 | struct lpfc_dmabuf *mbx_dmabuf; | |
536 | struct list_head ext_dmabuf_list; | |
537 | }; | |
538 | ||
dea3101e | 539 | struct lpfc_hba { |
3772a991 JS |
540 | /* SCSI interface function jump table entries */ |
541 | int (*lpfc_new_scsi_buf) | |
542 | (struct lpfc_vport *, int); | |
543 | struct lpfc_scsi_buf * (*lpfc_get_scsi_buf) | |
19ca7609 | 544 | (struct lpfc_hba *, struct lpfc_nodelist *); |
3772a991 JS |
545 | int (*lpfc_scsi_prep_dma_buf) |
546 | (struct lpfc_hba *, struct lpfc_scsi_buf *); | |
547 | void (*lpfc_scsi_unprep_dma_buf) | |
548 | (struct lpfc_hba *, struct lpfc_scsi_buf *); | |
549 | void (*lpfc_release_scsi_buf) | |
550 | (struct lpfc_hba *, struct lpfc_scsi_buf *); | |
551 | void (*lpfc_rampdown_queue_depth) | |
552 | (struct lpfc_hba *); | |
553 | void (*lpfc_scsi_prep_cmnd) | |
554 | (struct lpfc_vport *, struct lpfc_scsi_buf *, | |
555 | struct lpfc_nodelist *); | |
acd6859b | 556 | |
3772a991 JS |
557 | /* IOCB interface function jump table entries */ |
558 | int (*__lpfc_sli_issue_iocb) | |
559 | (struct lpfc_hba *, uint32_t, | |
560 | struct lpfc_iocbq *, uint32_t); | |
561 | void (*__lpfc_sli_release_iocbq)(struct lpfc_hba *, | |
562 | struct lpfc_iocbq *); | |
563 | int (*lpfc_hba_down_post)(struct lpfc_hba *phba); | |
3772a991 JS |
564 | IOCB_t * (*lpfc_get_iocb_from_iocbq) |
565 | (struct lpfc_iocbq *); | |
566 | void (*lpfc_scsi_cmd_iocb_cmpl) | |
567 | (struct lpfc_hba *, struct lpfc_iocbq *, struct lpfc_iocbq *); | |
568 | ||
569 | /* MBOX interface function jump table entries */ | |
570 | int (*lpfc_sli_issue_mbox) | |
571 | (struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); | |
acd6859b | 572 | |
3772a991 JS |
573 | /* Slow-path IOCB process function jump table entries */ |
574 | void (*lpfc_sli_handle_slow_ring_event) | |
575 | (struct lpfc_hba *phba, struct lpfc_sli_ring *pring, | |
576 | uint32_t mask); | |
acd6859b | 577 | |
3772a991 JS |
578 | /* INIT device interface function jump table entries */ |
579 | int (*lpfc_sli_hbq_to_firmware) | |
580 | (struct lpfc_hba *, uint32_t, struct hbq_dmabuf *); | |
581 | int (*lpfc_sli_brdrestart) | |
582 | (struct lpfc_hba *); | |
583 | int (*lpfc_sli_brdready) | |
584 | (struct lpfc_hba *, uint32_t); | |
585 | void (*lpfc_handle_eratt) | |
586 | (struct lpfc_hba *); | |
587 | void (*lpfc_stop_port) | |
588 | (struct lpfc_hba *); | |
84d1b006 | 589 | int (*lpfc_hba_init_link) |
6e7288d9 | 590 | (struct lpfc_hba *, uint32_t); |
84d1b006 | 591 | int (*lpfc_hba_down_link) |
6e7288d9 | 592 | (struct lpfc_hba *, uint32_t); |
7f86059a JS |
593 | int (*lpfc_selective_reset) |
594 | (struct lpfc_hba *); | |
3772a991 | 595 | |
acd6859b JS |
596 | int (*lpfc_bg_scsi_prep_dma_buf) |
597 | (struct lpfc_hba *, struct lpfc_scsi_buf *); | |
598 | /* Add new entries here */ | |
599 | ||
3772a991 JS |
600 | /* SLI4 specific HBA data structure */ |
601 | struct lpfc_sli4_hba sli4_hba; | |
602 | ||
dea3101e | 603 | struct lpfc_sli sli; |
3772a991 JS |
604 | uint8_t pci_dev_grp; /* lpfc PCI dev group: 0x0, 0x1, 0x2,... */ |
605 | uint32_t sli_rev; /* SLI2, SLI3, or SLI4 */ | |
ed957684 | 606 | uint32_t sli3_options; /* Mask of enabled SLI3 options */ |
34b02dcd JS |
607 | #define LPFC_SLI3_HBQ_ENABLED 0x01 |
608 | #define LPFC_SLI3_NPIV_ENABLED 0x02 | |
609 | #define LPFC_SLI3_VPORT_TEARDOWN 0x04 | |
610 | #define LPFC_SLI3_CRP_ENABLED 0x08 | |
81301a9b | 611 | #define LPFC_SLI3_BG_ENABLED 0x20 |
da0436e9 | 612 | #define LPFC_SLI3_DSS_ENABLED 0x40 |
fedd3b7b JS |
613 | #define LPFC_SLI4_PERFH_ENABLED 0x80 |
614 | #define LPFC_SLI4_PHWQ_ENABLED 0x100 | |
ed957684 JS |
615 | uint32_t iocb_cmd_size; |
616 | uint32_t iocb_rsp_size; | |
2e0fef85 JS |
617 | |
618 | enum hba_state link_state; | |
619 | uint32_t link_flag; /* link state flags */ | |
311464ec | 620 | #define LS_LOOPBACK_MODE 0x1 /* NPort is in Loopback mode */ |
2e0fef85 JS |
621 | /* This flag is set while issuing */ |
622 | /* INIT_LINK mailbox command */ | |
92d7f7b0 | 623 | #define LS_NPIV_FAB_SUPPORTED 0x2 /* Fabric supports NPIV */ |
1b32f6aa | 624 | #define LS_IGNORE_ERATT 0x4 /* intr handler should ignore ERATT */ |
2e0fef85 | 625 | |
9399627f JS |
626 | uint32_t hba_flag; /* hba generic flags */ |
627 | #define HBA_ERATT_HANDLED 0x1 /* This flag is set when eratt handled */ | |
da0436e9 | 628 | #define DEFER_ERATT 0x2 /* Deferred error attention in progress */ |
76a95d75 | 629 | #define HBA_FCOE_MODE 0x4 /* HBA function in FCoE Mode */ |
45ed1190 | 630 | #define HBA_SP_QUEUE_EVT 0x8 /* Slow-path qevt posted to worker thread*/ |
da0436e9 JS |
631 | #define HBA_POST_RECEIVE_BUFFER 0x10 /* Rcv buffers need to be posted */ |
632 | #define FCP_XRI_ABORT_EVENT 0x20 | |
633 | #define ELS_XRI_ABORT_EVENT 0x40 | |
634 | #define ASYNC_EVENT 0x80 | |
a0c87cbd | 635 | #define LINK_DISABLED 0x100 /* Link disabled by user */ |
a93ff37a JS |
636 | #define FCF_TS_INPROG 0x200 /* FCF table scan in progress */ |
637 | #define FCF_RR_INPROG 0x400 /* FCF roundrobin flogi in progress */ | |
638 | #define HBA_FIP_SUPPORT 0x800 /* FIP support in HBA */ | |
639 | #define HBA_AER_ENABLED 0x1000 /* AER enabled with HBA */ | |
640 | #define HBA_DEVLOSS_TMO 0x2000 /* HBA in devloss timeout */ | |
19ca7609 | 641 | #define HBA_RRQ_ACTIVE 0x4000 /* process the rrq active list */ |
4f2e66c6 | 642 | #define HBA_FCP_IOQ_FLUSH 0x8000 /* FCP I/O queues being flushed */ |
0293635e | 643 | #define HBA_FW_DUMP_OP 0x10000 /* Skips fn reset before FW dump */ |
45ed1190 | 644 | uint32_t fcp_ring_in_use; /* When polling test if intr-hndlr active*/ |
34b02dcd JS |
645 | struct lpfc_dmabuf slim2p; |
646 | ||
647 | MAILBOX_t *mbox; | |
7a470277 | 648 | uint32_t *mbox_ext; |
7ad20aa9 | 649 | struct lpfc_mbox_ext_buf_ctx mbox_ext_buf_ctx; |
9399627f | 650 | uint32_t ha_copy; |
34b02dcd JS |
651 | struct _PCB *pcb; |
652 | struct _IOCB *IOCBs; | |
2e0fef85 | 653 | |
34b02dcd | 654 | struct lpfc_dmabuf hbqslimp; |
2e0fef85 | 655 | |
dea3101e | 656 | uint16_t pci_cfg_value; |
657 | ||
dea3101e | 658 | uint8_t fc_linkspeed; /* Link speed after last READ_LA */ |
659 | ||
660 | uint32_t fc_eventTag; /* event tag for link attention */ | |
4d9ab994 | 661 | uint32_t link_events; |
dea3101e | 662 | |
dea3101e | 663 | /* These fields used to be binfo */ |
dea3101e | 664 | uint32_t fc_pref_DID; /* preferred D_ID */ |
92d7f7b0 | 665 | uint8_t fc_pref_ALPA; /* preferred AL_PA */ |
12265f68 | 666 | uint32_t fc_edtovResol; /* E_D_TOV timer resolution */ |
dea3101e | 667 | uint32_t fc_edtov; /* E_D_TOV timer value */ |
668 | uint32_t fc_arbtov; /* ARB_TOV timer value */ | |
669 | uint32_t fc_ratov; /* R_A_TOV timer value */ | |
670 | uint32_t fc_rttov; /* R_T_TOV timer value */ | |
671 | uint32_t fc_altov; /* AL_TOV timer value */ | |
672 | uint32_t fc_crtov; /* C_R_TOV timer value */ | |
673 | uint32_t fc_citov; /* C_I_TOV timer value */ | |
dea3101e | 674 | |
dea3101e | 675 | struct serv_parm fc_fabparam; /* fabric service parameters buffer */ |
676 | uint8_t alpa_map[128]; /* AL_PA map from READ_LA */ | |
677 | ||
dea3101e | 678 | uint32_t lmt; |
dea3101e | 679 | |
680 | uint32_t fc_topology; /* link topology, from LINK INIT */ | |
e74c03c8 | 681 | uint32_t fc_topology_changed; /* link topology, from LINK INIT */ |
dea3101e | 682 | |
683 | struct lpfc_stats fc_stat; | |
684 | ||
dea3101e | 685 | struct lpfc_nodelist fc_fcpnodev; /* nodelist entry for no device */ |
686 | uint32_t nport_event_cnt; /* timestamp for nlplist entry */ | |
687 | ||
2e0fef85 JS |
688 | uint8_t wwnn[8]; |
689 | uint8_t wwpn[8]; | |
dea3101e | 690 | uint32_t RandomData[7]; |
691 | ||
3de2a653 | 692 | /* HBA Config Parameters */ |
dea3101e | 693 | uint32_t cfg_ack0; |
78b2d852 | 694 | uint32_t cfg_enable_npiv; |
19ca7609 | 695 | uint32_t cfg_enable_rrq; |
dea3101e | 696 | uint32_t cfg_topology; |
dea3101e | 697 | uint32_t cfg_link_speed; |
7d791df7 JS |
698 | #define LPFC_FCF_FOV 1 /* Fast fcf failover */ |
699 | #define LPFC_FCF_PRIORITY 2 /* Priority fcf failover */ | |
700 | uint32_t cfg_fcf_failover_policy; | |
49aa143d | 701 | uint32_t cfg_fcp_io_sched; |
a6571c6e | 702 | uint32_t cfg_fcp2_no_tgt_reset; |
dea3101e | 703 | uint32_t cfg_cr_delay; |
704 | uint32_t cfg_cr_count; | |
cf5bf97e | 705 | uint32_t cfg_multi_ring_support; |
a4bc3379 JS |
706 | uint32_t cfg_multi_ring_rctl; |
707 | uint32_t cfg_multi_ring_type; | |
875fbdfe JSEC |
708 | uint32_t cfg_poll; |
709 | uint32_t cfg_poll_tmo; | |
0c411222 | 710 | uint32_t cfg_task_mgmt_tmo; |
4ff43246 | 711 | uint32_t cfg_use_msi; |
da0436e9 | 712 | uint32_t cfg_fcp_imax; |
7bb03bbf | 713 | uint32_t cfg_fcp_cpu_map; |
67d12733 | 714 | uint32_t cfg_fcp_io_channel; |
96f7077f | 715 | uint32_t cfg_total_seg_cnt; |
dea3101e | 716 | uint32_t cfg_sg_seg_cnt; |
81301a9b | 717 | uint32_t cfg_prot_sg_seg_cnt; |
dea3101e | 718 | uint32_t cfg_sg_dma_buf_size; |
a12e07bc | 719 | uint64_t cfg_soft_wwnn; |
c3f28afa | 720 | uint64_t cfg_soft_wwpn; |
3de2a653 | 721 | uint32_t cfg_hba_queue_depth; |
13815c83 JS |
722 | uint32_t cfg_enable_hba_reset; |
723 | uint32_t cfg_enable_hba_heartbeat; | |
1ba981fd JS |
724 | uint32_t cfg_fof; |
725 | uint32_t cfg_EnableXLane; | |
726 | uint8_t cfg_oas_tgt_wwpn[8]; | |
727 | uint8_t cfg_oas_vpt_wwpn[8]; | |
728 | uint32_t cfg_oas_lun_state; | |
729 | #define OAS_LUN_ENABLE 1 | |
730 | #define OAS_LUN_DISABLE 0 | |
731 | uint32_t cfg_oas_lun_status; | |
732 | #define OAS_LUN_STATUS_EXISTS 0x01 | |
733 | uint32_t cfg_oas_flags; | |
734 | #define OAS_FIND_ANY_VPORT 0x01 | |
735 | #define OAS_FIND_ANY_TARGET 0x02 | |
736 | #define OAS_LUN_VALID 0x04 | |
737 | uint32_t cfg_XLanePriority; | |
81301a9b | 738 | uint32_t cfg_enable_bg; |
7a470277 | 739 | uint32_t cfg_hostmem_hgp; |
da0436e9 | 740 | uint32_t cfg_log_verbose; |
0d878419 | 741 | uint32_t cfg_aer_support; |
912e3acd | 742 | uint32_t cfg_sriov_nr_virtfn; |
c71ab861 | 743 | uint32_t cfg_request_firmware_upgrade; |
2a9bf3d0 | 744 | uint32_t cfg_iocb_cnt; |
84d1b006 | 745 | uint32_t cfg_suppress_link_up; |
cff261f6 | 746 | uint32_t cfg_rrq_xri_bitmap_sz; |
e40a02c1 JS |
747 | #define LPFC_INITIALIZE_LINK 0 /* do normal init_link mbox */ |
748 | #define LPFC_DELAY_INIT_LINK 1 /* layered driver hold off */ | |
749 | #define LPFC_DELAY_INIT_LINK_INDEFINITELY 2 /* wait, manual intervention */ | |
ab56dc2e | 750 | uint32_t cfg_enable_dss; |
dea3101e | 751 | lpfc_vpd_t vpd; /* vital product data */ |
752 | ||
dea3101e | 753 | struct pci_dev *pcidev; |
754 | struct list_head work_list; | |
755 | uint32_t work_ha; /* Host Attention Bits for WT */ | |
756 | uint32_t work_ha_mask; /* HA Bits owned by WT */ | |
757 | uint32_t work_hs; /* HS stored in case of ERRAT */ | |
758 | uint32_t work_status[2]; /* Extra status from SLIM */ | |
dea3101e | 759 | |
5e9d9b82 | 760 | wait_queue_head_t work_waitq; |
dea3101e | 761 | struct task_struct *worker_thread; |
d7c255b2 | 762 | unsigned long data_flags; |
dea3101e | 763 | |
3163f725 | 764 | uint32_t hbq_in_use; /* HBQs in use flag */ |
3772a991 | 765 | struct list_head rb_pend_list; /* Received buffers to be processed */ |
ed957684 | 766 | uint32_t hbq_count; /* Count of configured HBQs */ |
92d7f7b0 | 767 | struct hbq_s hbqs[LPFC_MAX_HBQS]; /* local copy of hbq indicies */ |
ed957684 | 768 | |
2a76a283 | 769 | atomic_t fcp_qidx; /* next work queue to post work to */ |
8fa38513 | 770 | |
dea3101e | 771 | unsigned long pci_bar0_map; /* Physical address for PCI BAR0 */ |
3772a991 | 772 | unsigned long pci_bar1_map; /* Physical address for PCI BAR1 */ |
dea3101e | 773 | unsigned long pci_bar2_map; /* Physical address for PCI BAR2 */ |
774 | void __iomem *slim_memmap_p; /* Kernel memory mapped address for | |
775 | PCI BAR0 */ | |
776 | void __iomem *ctrl_regs_memmap_p;/* Kernel memory mapped address for | |
777 | PCI BAR2 */ | |
778 | ||
962bc51b JS |
779 | void __iomem *pci_bar0_memmap_p; /* Kernel memory mapped address for |
780 | PCI BAR0 with dual-ULP support */ | |
781 | void __iomem *pci_bar2_memmap_p; /* Kernel memory mapped address for | |
782 | PCI BAR2 with dual-ULP support */ | |
783 | void __iomem *pci_bar4_memmap_p; /* Kernel memory mapped address for | |
784 | PCI BAR4 with dual-ULP support */ | |
785 | #define PCI_64BIT_BAR0 0 | |
786 | #define PCI_64BIT_BAR2 2 | |
787 | #define PCI_64BIT_BAR4 4 | |
dea3101e | 788 | void __iomem *MBslimaddr; /* virtual address for mbox cmds */ |
789 | void __iomem *HAregaddr; /* virtual address for host attn reg */ | |
790 | void __iomem *CAregaddr; /* virtual address for chip attn reg */ | |
791 | void __iomem *HSregaddr; /* virtual address for host status | |
792 | reg */ | |
793 | void __iomem *HCregaddr; /* virtual address for host ctl reg */ | |
794 | ||
ed957684 | 795 | struct lpfc_hgp __iomem *host_gp; /* Host side get/put pointers */ |
34b02dcd | 796 | struct lpfc_pgp *port_gp; |
ed957684 | 797 | uint32_t __iomem *hbq_put; /* Address in SLIM to HBQ put ptrs */ |
92d7f7b0 | 798 | uint32_t *hbq_get; /* Host mem address of HBQ get ptrs */ |
ed957684 | 799 | |
dea3101e | 800 | int brd_no; /* FC board number */ |
dea3101e | 801 | char SerialNumber[32]; /* adapter Serial Number */ |
802 | char OptionROMVersion[32]; /* adapter BIOS / Fcode version */ | |
803 | char ModelDesc[256]; /* Model Description */ | |
804 | char ModelName[80]; /* Model Name */ | |
805 | char ProgramType[256]; /* Program Type */ | |
806 | char Port[20]; /* Port No */ | |
807 | uint8_t vpd_flag; /* VPD data flag */ | |
808 | ||
809 | #define VPD_MODEL_DESC 0x1 /* valid vpd model description */ | |
810 | #define VPD_MODEL_NAME 0x2 /* valid vpd model name */ | |
811 | #define VPD_PROGRAM_TYPE 0x4 /* valid vpd program type */ | |
812 | #define VPD_PORT 0x8 /* valid vpd port data */ | |
813 | #define VPD_MASK 0xf /* mask for any vpd data */ | |
814 | ||
a12e07bc | 815 | uint8_t soft_wwn_enable; |
c3f28afa | 816 | |
875fbdfe | 817 | struct timer_list fcp_poll_timer; |
9399627f | 818 | struct timer_list eratt_poll; |
875fbdfe | 819 | |
dea3101e | 820 | /* |
821 | * stat counters | |
822 | */ | |
823 | uint64_t fc4InputRequests; | |
824 | uint64_t fc4OutputRequests; | |
825 | uint64_t fc4ControlRequests; | |
81301a9b JS |
826 | uint64_t bg_guard_err_cnt; |
827 | uint64_t bg_apptag_err_cnt; | |
828 | uint64_t bg_reftag_err_cnt; | |
dea3101e | 829 | |
dea3101e | 830 | /* fastpath list. */ |
a40fc5f0 JS |
831 | spinlock_t scsi_buf_list_get_lock; /* SCSI buf alloc list lock */ |
832 | spinlock_t scsi_buf_list_put_lock; /* SCSI buf free list lock */ | |
833 | struct list_head lpfc_scsi_buf_list_get; | |
834 | struct list_head lpfc_scsi_buf_list_put; | |
dea3101e | 835 | uint32_t total_scsi_bufs; |
836 | struct list_head lpfc_iocb_list; | |
837 | uint32_t total_iocbq_bufs; | |
19ca7609 | 838 | struct list_head active_rrq_list; |
2e0fef85 | 839 | spinlock_t hbalock; |
dea3101e | 840 | |
841 | /* pci_mem_pools */ | |
842 | struct pci_pool *lpfc_scsi_dma_buf_pool; | |
843 | struct pci_pool *lpfc_mbuf_pool; | |
da0436e9 JS |
844 | struct pci_pool *lpfc_hrb_pool; /* header receive buffer pool */ |
845 | struct pci_pool *lpfc_drb_pool; /* data receive buffer pool */ | |
8568a4d2 | 846 | struct pci_pool *lpfc_hbq_pool; /* SLI3 hbq buffer pool */ |
dea3101e | 847 | struct lpfc_dma_pool lpfc_mbuf_safety_pool; |
848 | ||
849 | mempool_t *mbox_mem_pool; | |
850 | mempool_t *nlp_mem_pool; | |
19ca7609 | 851 | mempool_t *rrq_pool; |
cff261f6 | 852 | mempool_t *active_rrq_pool; |
f888ba3c JSEC |
853 | |
854 | struct fc_host_statistics link_stats; | |
db2378e0 | 855 | enum intr_type_t intr_type; |
5b75da2f JS |
856 | uint32_t intr_mode; |
857 | #define LPFC_INTR_ERROR 0xFFFFFFFF | |
9399627f | 858 | struct msix_entry msix_entries[LPFC_MSIX_VECTORS]; |
858c9f6c | 859 | |
2e0fef85 | 860 | struct list_head port_list; |
549e55cd JS |
861 | struct lpfc_vport *pport; /* physical lpfc_vport pointer */ |
862 | uint16_t max_vpi; /* Maximum virtual nports */ | |
09372820 | 863 | #define LPFC_MAX_VPI 0xFFFF /* Max number of VPI supported */ |
da0436e9 JS |
864 | uint16_t max_vports; /* |
865 | * For IOV HBAs max_vpi can change | |
866 | * after a reset. max_vports is max | |
867 | * number of vports present. This can | |
868 | * be greater than max_vpi. | |
869 | */ | |
870 | uint16_t vpi_base; | |
871 | uint16_t vfi_base; | |
549e55cd | 872 | unsigned long *vpi_bmask; /* vpi allocation table */ |
6d368e53 JS |
873 | uint16_t *vpi_ids; |
874 | uint16_t vpi_count; | |
875 | struct list_head lpfc_vpi_blk_list; | |
92d7f7b0 JS |
876 | |
877 | /* Data structure used by fabric iocb scheduler */ | |
878 | struct list_head fabric_iocb_list; | |
879 | atomic_t fabric_iocb_count; | |
880 | struct timer_list fabric_block_timer; | |
881 | unsigned long bit_flags; | |
882 | #define FABRIC_COMANDS_BLOCKED 0 | |
883 | atomic_t num_rsrc_err; | |
884 | atomic_t num_cmd_success; | |
885 | unsigned long last_rsrc_error_time; | |
886 | unsigned long last_ramp_down_time; | |
923e4b6a | 887 | #ifdef CONFIG_SCSI_LPFC_DEBUG_FS |
858c9f6c JS |
888 | struct dentry *hba_debugfs_root; |
889 | atomic_t debugfs_vport_count; | |
78b2d852 | 890 | struct dentry *debug_hbqinfo; |
c95d6c6c JS |
891 | struct dentry *debug_dumpHostSlim; |
892 | struct dentry *debug_dumpHBASlim; | |
f9bb2da1 JS |
893 | struct dentry *debug_dumpData; /* BlockGuard BPL */ |
894 | struct dentry *debug_dumpDif; /* BlockGuard BPL */ | |
895 | struct dentry *debug_InjErrLBA; /* LBA to inject errors at */ | |
4ac9b226 JS |
896 | struct dentry *debug_InjErrNPortID; /* NPortID to inject errors at */ |
897 | struct dentry *debug_InjErrWWPN; /* WWPN to inject errors at */ | |
f9bb2da1 JS |
898 | struct dentry *debug_writeGuard; /* inject write guard_tag errors */ |
899 | struct dentry *debug_writeApp; /* inject write app_tag errors */ | |
900 | struct dentry *debug_writeRef; /* inject write ref_tag errors */ | |
acd6859b | 901 | struct dentry *debug_readGuard; /* inject read guard_tag errors */ |
f9bb2da1 JS |
902 | struct dentry *debug_readApp; /* inject read app_tag errors */ |
903 | struct dentry *debug_readRef; /* inject read ref_tag errors */ | |
904 | ||
905 | /* T10 DIF error injection */ | |
906 | uint32_t lpfc_injerr_wgrd_cnt; | |
907 | uint32_t lpfc_injerr_wapp_cnt; | |
908 | uint32_t lpfc_injerr_wref_cnt; | |
acd6859b | 909 | uint32_t lpfc_injerr_rgrd_cnt; |
f9bb2da1 JS |
910 | uint32_t lpfc_injerr_rapp_cnt; |
911 | uint32_t lpfc_injerr_rref_cnt; | |
4ac9b226 JS |
912 | uint32_t lpfc_injerr_nportid; |
913 | struct lpfc_name lpfc_injerr_wwpn; | |
f9bb2da1 | 914 | sector_t lpfc_injerr_lba; |
acd6859b | 915 | #define LPFC_INJERR_LBA_OFF (sector_t)(-1) |
f9bb2da1 | 916 | |
a58cbd52 JS |
917 | struct dentry *debug_slow_ring_trc; |
918 | struct lpfc_debugfs_trc *slow_ring_trc; | |
919 | atomic_t slow_ring_trc_cnt; | |
2a622bfb JS |
920 | /* iDiag debugfs sub-directory */ |
921 | struct dentry *idiag_root; | |
922 | struct dentry *idiag_pci_cfg; | |
b76f2dc9 | 923 | struct dentry *idiag_bar_acc; |
2a622bfb | 924 | struct dentry *idiag_que_info; |
86a80846 JS |
925 | struct dentry *idiag_que_acc; |
926 | struct dentry *idiag_drb_acc; | |
b76f2dc9 JS |
927 | struct dentry *idiag_ctl_acc; |
928 | struct dentry *idiag_mbx_acc; | |
929 | struct dentry *idiag_ext_acc; | |
858c9f6c JS |
930 | #endif |
931 | ||
0ff10d46 JS |
932 | /* Used for deferred freeing of ELS data buffers */ |
933 | struct list_head elsbuf; | |
934 | int elsbuf_cnt; | |
935 | int elsbuf_prev_cnt; | |
936 | ||
57127f15 | 937 | uint8_t temp_sensor_support; |
858c9f6c JS |
938 | /* Fields used for heart beat. */ |
939 | unsigned long last_completion_time; | |
bc73905a | 940 | unsigned long skipped_hb; |
858c9f6c JS |
941 | struct timer_list hb_tmofunc; |
942 | uint8_t hb_outstanding; | |
19ca7609 | 943 | struct timer_list rrq_tmr; |
84774a4d | 944 | enum hba_temp_state over_temp_state; |
e47c9093 JS |
945 | /* ndlp reference management */ |
946 | spinlock_t ndlp_lock; | |
76bb24ef JS |
947 | /* |
948 | * Following bit will be set for all buffer tags which are not | |
949 | * associated with any HBQ. | |
950 | */ | |
951 | #define QUE_BUFTAG_BIT (1<<31) | |
952 | uint32_t buffer_tag_count; | |
84774a4d JS |
953 | int wait_4_mlo_maint_flg; |
954 | wait_queue_head_t wait_4_mlo_m_q; | |
ea2151b4 JS |
955 | /* data structure used for latency data collection */ |
956 | #define LPFC_NO_BUCKET 0 | |
957 | #define LPFC_LINEAR_BUCKET 1 | |
958 | #define LPFC_POWER2_BUCKET 2 | |
959 | uint8_t bucket_type; | |
960 | uint32_t bucket_base; | |
961 | uint32_t bucket_step; | |
962 | ||
963 | /* Maximum number of events that can be outstanding at any time*/ | |
964 | #define LPFC_MAX_EVT_COUNT 512 | |
965 | atomic_t fast_event_count; | |
32b9793f JS |
966 | uint32_t fcoe_eventtag; |
967 | uint32_t fcoe_eventtag_at_fcf_scan; | |
80c17849 JS |
968 | uint32_t fcoe_cvl_eventtag; |
969 | uint32_t fcoe_cvl_eventtag_attn; | |
da0436e9 JS |
970 | struct lpfc_fcf fcf; |
971 | uint8_t fc_map[3]; | |
972 | uint8_t valid_vlan; | |
973 | uint16_t vlan_id; | |
974 | struct list_head fcf_conn_rec_list; | |
f1c3b0fc | 975 | |
4fede78f | 976 | spinlock_t ct_ev_lock; /* synchronize access to ct_ev_waiters */ |
f1c3b0fc | 977 | struct list_head ct_ev_waiters; |
6dd9e31c | 978 | struct unsol_rcv_ct_ctx ct_ctx[LPFC_CT_CTX_MAX]; |
f1c3b0fc | 979 | uint32_t ctx_idx; |
e2aed29f JS |
980 | |
981 | uint8_t menlo_flag; /* menlo generic flags */ | |
982 | #define HBA_MENLO_SUPPORT 0x1 /* HBA supports menlo commands */ | |
2a9bf3d0 JS |
983 | uint32_t iocb_cnt; |
984 | uint32_t iocb_max; | |
d7c47992 | 985 | atomic_t sdev_cnt; |
bc73905a JS |
986 | uint8_t fips_spec_rev; |
987 | uint8_t fips_level; | |
1ba981fd JS |
988 | spinlock_t devicelock; /* lock for luns list */ |
989 | mempool_t *device_data_mem_pool; | |
990 | struct list_head luns; | |
dea3101e | 991 | }; |
992 | ||
2e0fef85 JS |
993 | static inline struct Scsi_Host * |
994 | lpfc_shost_from_vport(struct lpfc_vport *vport) | |
995 | { | |
996 | return container_of((void *) vport, struct Scsi_Host, hostdata[0]); | |
997 | } | |
998 | ||
5b8bd0c9 | 999 | static inline void |
2e0fef85 JS |
1000 | lpfc_set_loopback_flag(struct lpfc_hba *phba) |
1001 | { | |
5b8bd0c9 | 1002 | if (phba->cfg_topology == FLAGS_LOCAL_LB) |
2e0fef85 | 1003 | phba->link_flag |= LS_LOOPBACK_MODE; |
5b8bd0c9 | 1004 | else |
2e0fef85 JS |
1005 | phba->link_flag &= ~LS_LOOPBACK_MODE; |
1006 | } | |
1007 | ||
1008 | static inline int | |
1009 | lpfc_is_link_up(struct lpfc_hba *phba) | |
1010 | { | |
1011 | return phba->link_state == LPFC_LINK_UP || | |
92d7f7b0 JS |
1012 | phba->link_state == LPFC_CLEAR_LA || |
1013 | phba->link_state == LPFC_HBA_READY; | |
5b8bd0c9 | 1014 | } |
dea3101e | 1015 | |
5e9d9b82 JS |
1016 | static inline void |
1017 | lpfc_worker_wake_up(struct lpfc_hba *phba) | |
1018 | { | |
1019 | /* Set the lpfc data pending flag */ | |
1020 | set_bit(LPFC_DATA_READY, &phba->data_flags); | |
1021 | ||
1022 | /* Wake up worker thread */ | |
1023 | wake_up(&phba->work_waitq); | |
1024 | return; | |
1025 | } | |
1026 | ||
9940b97b JS |
1027 | static inline int |
1028 | lpfc_readl(void __iomem *addr, uint32_t *data) | |
1029 | { | |
1030 | uint32_t temp; | |
1031 | temp = readl(addr); | |
1032 | if (temp == 0xffffffff) | |
1033 | return -EIO; | |
1034 | *data = temp; | |
1035 | return 0; | |
1036 | } | |
1037 | ||
1038 | static inline int | |
9399627f JS |
1039 | lpfc_sli_read_hs(struct lpfc_hba *phba) |
1040 | { | |
1041 | /* | |
1042 | * There was a link/board error. Read the status register to retrieve | |
1043 | * the error event and process it. | |
1044 | */ | |
1045 | phba->sli.slistat.err_attn_event++; | |
1046 | ||
9940b97b JS |
1047 | /* Save status info and check for unplug error */ |
1048 | if (lpfc_readl(phba->HSregaddr, &phba->work_hs) || | |
1049 | lpfc_readl(phba->MBslimaddr + 0xa8, &phba->work_status[0]) || | |
1050 | lpfc_readl(phba->MBslimaddr + 0xac, &phba->work_status[1])) { | |
1051 | return -EIO; | |
1052 | } | |
9399627f JS |
1053 | |
1054 | /* Clear chip Host Attention error bit */ | |
1055 | writel(HA_ERATT, phba->HAregaddr); | |
1056 | readl(phba->HAregaddr); /* flush */ | |
1057 | phba->pport->stopped = 1; | |
1058 | ||
9940b97b | 1059 | return 0; |
9399627f | 1060 | } |