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[SCSI] lpfc 8.2.2 : Attribute and Parameter splits for vport and physical port
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / scsi / lpfc / lpfc.h
CommitLineData
dea3101e
JB		 1/*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
c44ce173 3 * Fibre Channel Host Bus Adapters. *
9413afff 4 * Copyright (C) 2004-2007 Emulex. All rights reserved. *
c44ce173 5 * EMULEX and SLI are trademarks of Emulex. *
dea3101e 6 * www.emulex.com *
c44ce173 7 * Portions Copyright (C) 2004-2005 Christoph Hellwig *
dea3101e
JB		 8 * *
9 * This program is free software; you can redistribute it and/or *
c44ce173
JSEC		 10 * modify it under the terms of version 2 of the GNU General *
11 * Public License as published by the Free Software Foundation. *
12 * This program is distributed in the hope that it will be useful. *
13 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
14 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
15 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
16 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
17 * TO BE LEGALLY INVALID. See the GNU General Public License for *
18 * more details, a copy of which can be found in the file COPYING *
19 * included with this package. *
dea3101e
JB		 20 *******************************************************************/
21
2e0fef85
JS		 22#include <scsi/scsi_host.h>
23
dea3101e
JB		 24struct lpfc_sli2_slim;
25
e17da18e
JS		 26#define LPFC_MAX_TARGET 256 /* max number of targets supported */
27#define LPFC_MAX_DISC_THREADS 64 /* max outstanding discovery els
28 requests */
29#define LPFC_MAX_NS_RETRY 3 /* Number of retry attempts to contact
30 the NameServer before giving up. */
445cf4f4 31#define LPFC_CMD_PER_LUN 3 /* max outstanding cmds per lun */
dea3101e
JB		 32#define LPFC_SG_SEG_CNT 64 /* sg element count per scsi cmnd */
33#define LPFC_IOCB_LIST_CNT 2250 /* list of IOCBs for fast-path usage. */
445cf4f4 34#define LPFC_Q_RAMP_UP_INTERVAL 120 /* lun q_depth ramp up interval */
dea3101e 35
92d7f7b0
JS		 36/*
37 * Following time intervals are used of adjusting SCSI device
38 * queue depths when there are driver resource error or Firmware
39 * resource error.
40 */
41#define QUEUE_RAMP_DOWN_INTERVAL (1 * HZ) /* 1 Second */
42#define QUEUE_RAMP_UP_INTERVAL (300 * HZ) /* 5 minutes */
43
44/* Number of exchanges reserved for discovery to complete */
45#define LPFC_DISC_IOCB_BUFF_COUNT 20
46
858c9f6c
JS		 47#define LPFC_HB_MBOX_INTERVAL 5 /* Heart beat interval in seconds. */
48#define LPFC_HB_MBOX_TIMEOUT 30 /* Heart beat timeout in seconds. */
49
dea3101e
JB		 50/* Define macros for 64 bit support */
51#define putPaddrLow(addr) ((uint32_t) (0xffffffff & (u64)(addr)))
52#define putPaddrHigh(addr) ((uint32_t) (0xffffffff & (((u64)(addr))>>32)))
53#define getPaddr(high, low) ((dma_addr_t)( \
54 (( (u64)(high)<<16 ) << 16)|( (u64)(low))))
55/* Provide maximum configuration definitions. */
56#define LPFC_DRVR_TIMEOUT 16 /* driver iocb timeout value in sec */
dea3101e
JB		 57#define FC_MAX_ADPTMSG 64
58
59#define MAX_HBAEVT 32
60
875fbdfe
JSEC		 61enum lpfc_polling_flags {
62 ENABLE_FCP_RING_POLLING = 0x1,
63 DISABLE_FCP_RING_INT = 0x2
64};
65
dea3101e
JB		 66/* Provide DMA memory definitions the driver uses per port instance. */
67struct lpfc_dmabuf {
68 struct list_head list;
69 void *virt; /* virtual address ptr */
70 dma_addr_t phys; /* mapped address */
71};
72
73struct lpfc_dma_pool {
74 struct lpfc_dmabuf *elements;
75 uint32_t max_count;
76 uint32_t current_count;
77};
78
ed957684
JS		 79struct hbq_dmabuf {
80 struct lpfc_dmabuf dbuf;
81 uint32_t tag;
82};
83
dea3101e
JB		 84/* Priority bit. Set value to exceed low water mark in lpfc_mem. */
85#define MEM_PRI 0x100
86
87
88/****************************************************************************/
89/* Device VPD save area */
90/****************************************************************************/
91typedef struct lpfc_vpd {
92 uint32_t status; /* vpd status value */
93 uint32_t length; /* number of bytes actually returned */
94 struct {
95 uint32_t rsvd1; /* Revision numbers */
96 uint32_t biuRev;
97 uint32_t smRev;
98 uint32_t smFwRev;
99 uint32_t endecRev;
100 uint16_t rBit;
101 uint8_t fcphHigh;
102 uint8_t fcphLow;
103 uint8_t feaLevelHigh;
104 uint8_t feaLevelLow;
105 uint32_t postKernRev;
106 uint32_t opFwRev;
107 uint8_t opFwName[16];
108 uint32_t sli1FwRev;
109 uint8_t sli1FwName[16];
110 uint32_t sli2FwRev;
111 uint8_t sli2FwName[16];
112 } rev;
92d7f7b0
JS		 113 struct {
114#ifdef __BIG_ENDIAN_BITFIELD
115 uint32_t rsvd2 :24; /* Reserved */
116 uint32_t cmv : 1; /* Configure Max VPIs */
117 uint32_t ccrp : 1; /* Config Command Ring Polling */
118 uint32_t csah : 1; /* Configure Synchronous Abort Handling */
119 uint32_t chbs : 1; /* Cofigure Host Backing store */
120 uint32_t cinb : 1; /* Enable Interrupt Notification Block */
121 uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */
122 uint32_t cmx : 1; /* Configure Max XRIs */
123 uint32_t cmr : 1; /* Configure Max RPIs */
124#else /* __LITTLE_ENDIAN */
125 uint32_t cmr : 1; /* Configure Max RPIs */
126 uint32_t cmx : 1; /* Configure Max XRIs */
127 uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */
128 uint32_t cinb : 1; /* Enable Interrupt Notification Block */
129 uint32_t chbs : 1; /* Cofigure Host Backing store */
130 uint32_t csah : 1; /* Configure Synchronous Abort Handling */
131 uint32_t ccrp : 1; /* Config Command Ring Polling */
132 uint32_t cmv : 1; /* Configure Max VPIs */
133 uint32_t rsvd2 :24; /* Reserved */
134#endif
135 } sli3Feat;
dea3101e
JB		 136} lpfc_vpd_t;
137
138struct lpfc_scsi_buf;
139
140
141/*
142 * lpfc stat counters
143 */
144struct lpfc_stats {
145 /* Statistics for ELS commands */
146 uint32_t elsLogiCol;
147 uint32_t elsRetryExceeded;
148 uint32_t elsXmitRetry;
149 uint32_t elsDelayRetry;
150 uint32_t elsRcvDrop;
151 uint32_t elsRcvFrame;
152 uint32_t elsRcvRSCN;
153 uint32_t elsRcvRNID;
154 uint32_t elsRcvFARP;
155 uint32_t elsRcvFARPR;
156 uint32_t elsRcvFLOGI;
157 uint32_t elsRcvPLOGI;
158 uint32_t elsRcvADISC;
159 uint32_t elsRcvPDISC;
160 uint32_t elsRcvFAN;
161 uint32_t elsRcvLOGO;
162 uint32_t elsRcvPRLO;
163 uint32_t elsRcvPRLI;
7bb3b137
JW		 164 uint32_t elsRcvLIRR;
165 uint32_t elsRcvRPS;
166 uint32_t elsRcvRPL;
dea3101e 167 uint32_t elsXmitFLOGI;
92d7f7b0 168 uint32_t elsXmitFDISC;
dea3101e
JB		 169 uint32_t elsXmitPLOGI;
170 uint32_t elsXmitPRLI;
171 uint32_t elsXmitADISC;
172 uint32_t elsXmitLOGO;
173 uint32_t elsXmitSCR;
174 uint32_t elsXmitRNID;
175 uint32_t elsXmitFARP;
176 uint32_t elsXmitFARPR;
177 uint32_t elsXmitACC;
178 uint32_t elsXmitLSRJT;
179
180 uint32_t frameRcvBcast;
181 uint32_t frameRcvMulti;
182 uint32_t strayXmitCmpl;
183 uint32_t frameXmitDelay;
184 uint32_t xriCmdCmpl;
185 uint32_t xriStatErr;
186 uint32_t LinkUp;
187 uint32_t LinkDown;
188 uint32_t LinkMultiEvent;
189 uint32_t NoRcvBuf;
190 uint32_t fcpCmd;
191 uint32_t fcpCmpl;
192 uint32_t fcpRspErr;
193 uint32_t fcpRemoteStop;
194 uint32_t fcpPortRjt;
195 uint32_t fcpPortBusy;
196 uint32_t fcpError;
197 uint32_t fcpLocalErr;
198};
199
200enum sysfs_mbox_state {
201 SMBOX_IDLE,
202 SMBOX_WRITING,
203 SMBOX_READING
204};
205
206struct lpfc_sysfs_mbox {
207 enum sysfs_mbox_state state;
208 size_t offset;
209 struct lpfcMboxq * mbox;
210};
211
2e0fef85
JS		 212struct lpfc_hba;
213
92d7f7b0 214
2e0fef85 215enum discovery_state {
92d7f7b0
JS		 216 LPFC_VPORT_UNKNOWN = 0, /* vport state is unknown */
217 LPFC_VPORT_FAILED = 1, /* vport has failed */
218 LPFC_LOCAL_CFG_LINK = 6, /* local NPORT Id configured */
219 LPFC_FLOGI = 7, /* FLOGI sent to Fabric */
220 LPFC_FDISC = 8, /* FDISC sent for vport */
221 LPFC_FABRIC_CFG_LINK = 9, /* Fabric assigned NPORT Id
222 * configured */
223 LPFC_NS_REG = 10, /* Register with NameServer */
224 LPFC_NS_QRY = 11, /* Query NameServer for NPort ID list */
225 LPFC_BUILD_DISC_LIST = 12, /* Build ADISC and PLOGI lists for
226 * device authentication / discovery */
227 LPFC_DISC_AUTH = 13, /* Processing ADISC list */
228 LPFC_VPORT_READY = 32,
2e0fef85
JS		 229};
230
231enum hba_state {
232 LPFC_LINK_UNKNOWN = 0, /* HBA state is unknown */
233 LPFC_WARM_START = 1, /* HBA state after selective reset */
234 LPFC_INIT_START = 2, /* Initial state after board reset */
235 LPFC_INIT_MBX_CMDS = 3, /* Initialize HBA with mbox commands */
236 LPFC_LINK_DOWN = 4, /* HBA initialized, link is down */
237 LPFC_LINK_UP = 5, /* Link is up - issue READ_LA */
92d7f7b0 238 LPFC_CLEAR_LA = 6, /* authentication cmplt - issue
2e0fef85 239 * CLEAR_LA */
92d7f7b0 240 LPFC_HBA_READY = 32,
2e0fef85
JS		 241 LPFC_HBA_ERROR = -1
242};
243
244struct lpfc_vport {
245 struct list_head listentry;
246 struct lpfc_hba *phba;
247 uint8_t port_type;
248#define LPFC_PHYSICAL_PORT 1
249#define LPFC_NPIV_PORT 2
250#define LPFC_FABRIC_PORT 3
251 enum discovery_state port_state;
252
92d7f7b0 253 uint16_t vpi;
2e0fef85
JS		 254
255 uint32_t fc_flag; /* FC flags */
256/* Several of these flags are HBA centric and should be moved to
257 * phba->link_flag (e.g. FC_PTP, FC_PUBLIC_LOOP)
258 */
92d7f7b0
JS		 259#define FC_PT2PT 0x1 /* pt2pt with no fabric */
260#define FC_PT2PT_PLOGI 0x2 /* pt2pt initiate PLOGI */
261#define FC_DISC_TMO 0x4 /* Discovery timer running */
262#define FC_PUBLIC_LOOP 0x8 /* Public loop */
263#define FC_LBIT 0x10 /* LOGIN bit in loopinit set */
264#define FC_RSCN_MODE 0x20 /* RSCN cmd rcv'ed */
265#define FC_NLP_MORE 0x40 /* More node to process in node tbl */
266#define FC_OFFLINE_MODE 0x80 /* Interface is offline for diag */
267#define FC_FABRIC 0x100 /* We are fabric attached */
268#define FC_ESTABLISH_LINK 0x200 /* Reestablish Link */
269#define FC_RSCN_DISCOVERY 0x400 /* Auth all devices after RSCN */
270#define FC_SCSI_SCAN_TMO 0x4000 /* scsi scan timer running */
271#define FC_ABORT_DISCOVERY 0x8000 /* we want to abort discovery */
272#define FC_NDISC_ACTIVE 0x10000 /* NPort discovery active */
273#define FC_BYPASSED_MODE 0x20000 /* NPort is in bypassed mode */
274#define FC_RFF_NOT_SUPPORTED 0x40000 /* RFF_ID was rejected by switch */
275#define FC_VPORT_NEEDS_REG_VPI 0x80000 /* Needs to have its vpi registered */
276#define FC_RSCN_DEFERRED 0x100000 /* A deferred RSCN being processed */
2e0fef85
JS		 277
278 struct list_head fc_nodes;
279
280 /* Keep counters for the number of entries in each list. */
281 uint16_t fc_plogi_cnt;
282 uint16_t fc_adisc_cnt;
283 uint16_t fc_reglogin_cnt;
284 uint16_t fc_prli_cnt;
285 uint16_t fc_unmap_cnt;
286 uint16_t fc_map_cnt;
287 uint16_t fc_npr_cnt;
288 uint16_t fc_unused_cnt;
289 struct serv_parm fc_sparam; /* buffer for our service parameters */
290
291 uint32_t fc_myDID; /* fibre channel S_ID */
292 uint32_t fc_prevDID; /* previous fibre channel S_ID */
293
294 int32_t stopped; /* HBA has not been restarted since last ERATT */
295 uint8_t fc_linkspeed; /* Link speed after last READ_LA */
296
297 uint32_t num_disc_nodes; /*in addition to hba_state */
298
299 uint32_t fc_nlp_cnt; /* outstanding NODELIST requests */
300 uint32_t fc_rscn_id_cnt; /* count of RSCNs payloads in list */
301 struct lpfc_dmabuf *fc_rscn_id_list[FC_MAX_HOLD_RSCN];
302 struct lpfc_name fc_nodename; /* fc nodename */
303 struct lpfc_name fc_portname; /* fc portname */
304
305 struct lpfc_work_evt disc_timeout_evt;
306
307 struct timer_list fc_disctmo; /* Discovery rescue timer */
308 uint8_t fc_ns_retry; /* retries for fabric nameserver */
309 uint32_t fc_prli_sent; /* cntr for outstanding PRLIs */
310
311 spinlock_t work_port_lock;
312 uint32_t work_port_events; /* Timeout to be handled */
858c9f6c
JS		 313#define WORKER_DISC_TMO 0x1 /* vport: Discovery timeout */
314#define WORKER_ELS_TMO 0x2 /* vport: ELS timeout */
315#define WORKER_FDMI_TMO 0x4 /* vport: FDMI timeout */
316
317#define WORKER_MBOX_TMO 0x100 /* hba: MBOX timeout */
318#define WORKER_HB_TMO 0x200 /* hba: Heart beat timeout */
319#define WORKER_FABRIC_BLOCK_TMO 0x400 /* hba: fabric block timout */
320#define WORKER_RAMP_DOWN_QUEUE 0x800 /* hba: Decrease Q depth */
321#define WORKER_RAMP_UP_QUEUE 0x1000 /* hba: Increase Q depth */
2e0fef85
JS		 322
323 struct timer_list fc_fdmitmo;
324 struct timer_list els_tmofunc;
325
326 int unreg_vpi_cmpl;
327
328 uint8_t load_flag;
329#define FC_LOADING 0x1 /* HBA in process of loading drvr */
330#define FC_UNLOADING 0x2 /* HBA in process of unloading drvr */
92d7f7b0
JS		 331 char *vname; /* Application assigned name */
332 struct fc_vport *fc_vport;
858c9f6c
JS		 333
334#ifdef CONFIG_LPFC_DEBUG_FS
335 struct dentry *debug_disc_trc;
336 struct dentry *debug_nodelist;
337 struct dentry *vport_debugfs_root;
a58cbd52 338 struct lpfc_debugfs_trc *disc_trc;
858c9f6c
JS		 339 atomic_t disc_trc_cnt;
340#endif
3de2a653
JS		 341 /* Vport Config Parameters */
342 uint32_t cfg_scan_down;
343 uint32_t cfg_lun_queue_depth;
344 uint32_t cfg_nodev_tmo;
345 uint32_t cfg_devloss_tmo;
346 uint32_t cfg_restrict_login;
347 uint32_t cfg_peer_port_login;
348 uint32_t cfg_fcp_class;
349 uint32_t cfg_use_adisc;
350 uint32_t cfg_fdmi_on;
351 uint32_t cfg_discovery_threads;
352 uint32_t cfg_max_luns;
353
354 uint32_t dev_loss_tmo_changed;
2e0fef85
JS		 355};
356
ed957684
JS		 357struct hbq_s {
358 uint16_t entry_count; /* Current number of HBQ slots */
359 uint32_t next_hbqPutIdx; /* Index to next HBQ slot to use */
360 uint32_t hbqPutIdx; /* HBQ slot to use */
361 uint32_t local_hbqGetIdx; /* Local copy of Get index from Port */
362};
363
92d7f7b0
JS		 364#define LPFC_MAX_HBQS 16
365/* this matches the possition in the lpfc_hbq_defs array */
366#define LPFC_ELS_HBQ 0
ed957684 367
dea3101e 368struct lpfc_hba {
dea3101e 369 struct lpfc_sli sli;
ed957684
JS		 370 uint32_t sli_rev; /* SLI2 or SLI3 */
371 uint32_t sli3_options; /* Mask of enabled SLI3 options */
92d7f7b0
JS		 372#define LPFC_SLI3_ENABLED 0x01
373#define LPFC_SLI3_HBQ_ENABLED 0x02
374#define LPFC_SLI3_NPIV_ENABLED 0x04
375#define LPFC_SLI3_VPORT_TEARDOWN 0x08
ed957684
JS		 376 uint32_t iocb_cmd_size;
377 uint32_t iocb_rsp_size;
2e0fef85
JS		 378
379 enum hba_state link_state;
380 uint32_t link_flag; /* link state flags */
92d7f7b0 381#define LS_LOOPBACK_MODE 0x1 /* NPort is in Loopback mode */
2e0fef85
JS		 382 /* This flag is set while issuing */
383 /* INIT_LINK mailbox command */
92d7f7b0
JS		 384#define LS_NPIV_FAB_SUPPORTED 0x2 /* Fabric supports NPIV */
385#define LS_IGNORE_ERATT 0x3 /* intr handler should ignore ERATT */
2e0fef85 386
dea3101e 387 struct lpfc_sli2_slim *slim2p;
2e0fef85
JS		 388 struct lpfc_dmabuf hbqslimp;
389
dea3101e 390 dma_addr_t slim2p_mapping;
2e0fef85 391
dea3101e
JB		 392 uint16_t pci_cfg_value;
393
92d7f7b0
JS		 394 uint8_t work_found;
395#define LPFC_MAX_WORKER_ITERATION 4
dea3101e
JB		 396
397 uint8_t fc_linkspeed; /* Link speed after last READ_LA */
398
399 uint32_t fc_eventTag; /* event tag for link attention */
dea3101e 400
dea3101e
JB		 401
402 struct timer_list fc_estabtmo; /* link establishment timer */
dea3101e 403 /* These fields used to be binfo */
dea3101e 404 uint32_t fc_pref_DID; /* preferred D_ID */
92d7f7b0 405 uint8_t fc_pref_ALPA; /* preferred AL_PA */
dea3101e
JB		 406 uint32_t fc_edtov; /* E_D_TOV timer value */
407 uint32_t fc_arbtov; /* ARB_TOV timer value */
408 uint32_t fc_ratov; /* R_A_TOV timer value */
409 uint32_t fc_rttov; /* R_T_TOV timer value */
410 uint32_t fc_altov; /* AL_TOV timer value */
411 uint32_t fc_crtov; /* C_R_TOV timer value */
412 uint32_t fc_citov; /* C_I_TOV timer value */
dea3101e 413
dea3101e
JB		 414 struct serv_parm fc_fabparam; /* fabric service parameters buffer */
415 uint8_t alpa_map[128]; /* AL_PA map from READ_LA */
416
dea3101e 417 uint32_t lmt;
dea3101e
JB		 418
419 uint32_t fc_topology; /* link topology, from LINK INIT */
420
421 struct lpfc_stats fc_stat;
422
dea3101e
JB		 423 struct lpfc_nodelist fc_fcpnodev; /* nodelist entry for no device */
424 uint32_t nport_event_cnt; /* timestamp for nlplist entry */
425
2e0fef85
JS		 426 uint8_t wwnn[8];
427 uint8_t wwpn[8];
dea3101e
JB		 428 uint32_t RandomData[7];
429
3de2a653 430 /* HBA Config Parameters */
dea3101e 431 uint32_t cfg_ack0;
3de2a653 432 uint32_t cfg_npiv_enable;
dea3101e 433 uint32_t cfg_topology;
dea3101e
JB		 434 uint32_t cfg_link_speed;
435 uint32_t cfg_cr_delay;
436 uint32_t cfg_cr_count;
cf5bf97e 437 uint32_t cfg_multi_ring_support;
a4bc3379
JS		 438 uint32_t cfg_multi_ring_rctl;
439 uint32_t cfg_multi_ring_type;
875fbdfe
JSEC		 440 uint32_t cfg_poll;
441 uint32_t cfg_poll_tmo;
4ff43246 442 uint32_t cfg_use_msi;
dea3101e
JB		 443 uint32_t cfg_sg_seg_cnt;
444 uint32_t cfg_sg_dma_buf_size;
a12e07bc 445 uint64_t cfg_soft_wwnn;
c3f28afa 446 uint64_t cfg_soft_wwpn;
3de2a653 447 uint32_t cfg_hba_queue_depth;
dea3101e 448
3de2a653
JS		 449 /* Config paramters that should be in the vport */
450 uint32_t cfg_log_verbose;
c01f3208 451
dea3101e
JB		 452 lpfc_vpd_t vpd; /* vital product data */
453
dea3101e
JB		 454 struct pci_dev *pcidev;
455 struct list_head work_list;
456 uint32_t work_ha; /* Host Attention Bits for WT */
457 uint32_t work_ha_mask; /* HA Bits owned by WT */
458 uint32_t work_hs; /* HS stored in case of ERRAT */
459 uint32_t work_status[2]; /* Extra status from SLIM */
dea3101e
JB		 460
461 wait_queue_head_t *work_wait;
462 struct task_struct *worker_thread;
463
92d7f7b0 464 struct list_head hbq_buffer_list;
ed957684 465 uint32_t hbq_count; /* Count of configured HBQs */
92d7f7b0 466 struct hbq_s hbqs[LPFC_MAX_HBQS]; /* local copy of hbq indicies */
ed957684 467
dea3101e
JB		 468 unsigned long pci_bar0_map; /* Physical address for PCI BAR0 */
469 unsigned long pci_bar2_map; /* Physical address for PCI BAR2 */
470 void __iomem *slim_memmap_p; /* Kernel memory mapped address for
471 PCI BAR0 */
472 void __iomem *ctrl_regs_memmap_p;/* Kernel memory mapped address for
473 PCI BAR2 */
474
475 void __iomem *MBslimaddr; /* virtual address for mbox cmds */
476 void __iomem *HAregaddr; /* virtual address for host attn reg */
477 void __iomem *CAregaddr; /* virtual address for chip attn reg */
478 void __iomem *HSregaddr; /* virtual address for host status
479 reg */
480 void __iomem *HCregaddr; /* virtual address for host ctl reg */
481
ed957684
JS		 482 struct lpfc_hgp __iomem *host_gp; /* Host side get/put pointers */
483 uint32_t __iomem *hbq_put; /* Address in SLIM to HBQ put ptrs */
92d7f7b0 484 uint32_t *hbq_get; /* Host mem address of HBQ get ptrs */
ed957684 485
dea3101e
JB		 486 int brd_no; /* FC board number */
487
488 char SerialNumber[32]; /* adapter Serial Number */
489 char OptionROMVersion[32]; /* adapter BIOS / Fcode version */
490 char ModelDesc[256]; /* Model Description */
491 char ModelName[80]; /* Model Name */
492 char ProgramType[256]; /* Program Type */
493 char Port[20]; /* Port No */
494 uint8_t vpd_flag; /* VPD data flag */
495
496#define VPD_MODEL_DESC 0x1 /* valid vpd model description */
497#define VPD_MODEL_NAME 0x2 /* valid vpd model name */
498#define VPD_PROGRAM_TYPE 0x4 /* valid vpd program type */
499#define VPD_PORT 0x8 /* valid vpd port data */
500#define VPD_MASK 0xf /* mask for any vpd data */
501
a12e07bc 502 uint8_t soft_wwn_enable;
c3f28afa 503
875fbdfe 504 struct timer_list fcp_poll_timer;
875fbdfe 505
dea3101e
JB		 506 /*
507 * stat counters
508 */
509 uint64_t fc4InputRequests;
510 uint64_t fc4OutputRequests;
511 uint64_t fc4ControlRequests;
512
513 struct lpfc_sysfs_mbox sysfs_mbox;
514
515 /* fastpath list. */
875fbdfe 516 spinlock_t scsi_buf_list_lock;
dea3101e
JB		 517 struct list_head lpfc_scsi_buf_list;
518 uint32_t total_scsi_bufs;
519 struct list_head lpfc_iocb_list;
520 uint32_t total_iocbq_bufs;
2e0fef85 521 spinlock_t hbalock;
dea3101e
JB		 522
523 /* pci_mem_pools */
524 struct pci_pool *lpfc_scsi_dma_buf_pool;
525 struct pci_pool *lpfc_mbuf_pool;
ed957684 526 struct pci_pool *lpfc_hbq_pool;
dea3101e
JB		 527 struct lpfc_dma_pool lpfc_mbuf_safety_pool;
528
529 mempool_t *mbox_mem_pool;
530 mempool_t *nlp_mem_pool;
f888ba3c
JSEC		 531
532 struct fc_host_statistics link_stats;
858c9f6c 533
2e0fef85 534 struct list_head port_list;
549e55cd
JS		 535 struct lpfc_vport *pport; /* physical lpfc_vport pointer */
536 uint16_t max_vpi; /* Maximum virtual nports */
537#define LPFC_MAX_VPI 100 /* Max number of VPI supported */
538#define LPFC_MAX_VPORTS (LPFC_MAX_VPI+1)/* Max number of VPorts supported */
539 unsigned long *vpi_bmask; /* vpi allocation table */
92d7f7b0
JS		 540
541 /* Data structure used by fabric iocb scheduler */
542 struct list_head fabric_iocb_list;
543 atomic_t fabric_iocb_count;
544 struct timer_list fabric_block_timer;
545 unsigned long bit_flags;
546#define FABRIC_COMANDS_BLOCKED 0
547 atomic_t num_rsrc_err;
548 atomic_t num_cmd_success;
549 unsigned long last_rsrc_error_time;
550 unsigned long last_ramp_down_time;
551 unsigned long last_ramp_up_time;
858c9f6c
JS		 552#ifdef CONFIG_LPFC_DEBUG_FS
553 struct dentry *hba_debugfs_root;
554 atomic_t debugfs_vport_count;
a58cbd52
JS		 555 struct dentry *debug_dumpslim;
556 struct dentry *debug_slow_ring_trc;
557 struct lpfc_debugfs_trc *slow_ring_trc;
558 atomic_t slow_ring_trc_cnt;
858c9f6c
JS		 559#endif
560
561 /* Fields used for heart beat. */
562 unsigned long last_completion_time;
563 struct timer_list hb_tmofunc;
564 uint8_t hb_outstanding;
dea3101e
JB		 565};
566
2e0fef85
JS		 567static inline struct Scsi_Host *
568lpfc_shost_from_vport(struct lpfc_vport *vport)
569{
570 return container_of((void *) vport, struct Scsi_Host, hostdata[0]);
571}
572
5b8bd0c9 573static inline void
2e0fef85
JS		 574lpfc_set_loopback_flag(struct lpfc_hba *phba)
575{
5b8bd0c9 576 if (phba->cfg_topology == FLAGS_LOCAL_LB)
2e0fef85 577 phba->link_flag |= LS_LOOPBACK_MODE;
5b8bd0c9 578 else
2e0fef85
JS		 579 phba->link_flag &= ~LS_LOOPBACK_MODE;
580}
581
582static inline int
583lpfc_is_link_up(struct lpfc_hba *phba)
584{
585 return phba->link_state == LPFC_LINK_UP ||
92d7f7b0
JS		 586 phba->link_state == LPFC_CLEAR_LA ||
587 phba->link_state == LPFC_HBA_READY;
5b8bd0c9 588}
dea3101e 589
d2873e4c 590#define FC_REG_DUMP_EVENT 0x10 /* Register for Dump events */
2e0fef85 591
kernel source for telekom puls (alcatel/mediatek)