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24#include <scsi/scsi_host.h>
25#include <linux/ktime.h>
26#include <linux/workqueue.h>
27
28#if defined(CONFIG_DEBUG_FS) && !defined(CONFIG_SCSI_LPFC_DEBUG_FS)
29#define CONFIG_SCSI_LPFC_DEBUG_FS
30#endif
31
32struct lpfc_sli2_slim;
33
34#define ELX_MODEL_NAME_SIZE 80
35
36#define LPFC_PCI_DEV_LP 0x1
37#define LPFC_PCI_DEV_OC 0x2
38
39#define LPFC_SLI_REV2 2
40#define LPFC_SLI_REV3 3
41#define LPFC_SLI_REV4 4
42
43#define LPFC_MAX_TARGET 4096
44#define LPFC_MAX_DISC_THREADS 64
45
46#define LPFC_MAX_NS_RETRY 3
47
48#define LPFC_CMD_PER_LUN 3
49#define LPFC_DEFAULT_SG_SEG_CNT 64
50#define LPFC_DEFAULT_MENLO_SG_SEG_CNT 128
51
52
53
54#define LPFC_DEFAULT_XPSGL_SIZE 256
55#define LPFC_MAX_SG_TABLESIZE 0xffff
56#define LPFC_MIN_SG_SLI4_BUF_SZ 0x800
57#define LPFC_MAX_BG_SLI4_SEG_CNT_DIF 128
58#define LPFC_MAX_SG_SEG_CNT_DIF 512
59#define LPFC_MAX_SG_SEG_CNT 4096
60#define LPFC_MIN_SG_SEG_CNT 32
61#define LPFC_MAX_SGL_SEG_CNT 512
62#define LPFC_MAX_BPL_SEG_CNT 4096
63#define LPFC_MAX_NVME_SEG_CNT 256
64
65#define LPFC_MAX_SGE_SIZE 0x80000000
66#define LPFC_IOCB_LIST_CNT 2250
67#define LPFC_Q_RAMP_UP_INTERVAL 120
68#define LPFC_VNAME_LEN 100
69#define LPFC_TGTQ_RAMPUP_PCENT 5
70#define LPFC_MIN_TGT_QDEPTH 10
71#define LPFC_MAX_TGT_QDEPTH 0xFFFF
72
73#define LPFC_MAX_BUCKET_COUNT 20
74
75
76
77
78
79
80
81#define QUEUE_RAMP_DOWN_INTERVAL (msecs_to_jiffies(1000 * 1))
82
83
84#define LPFC_DISC_IOCB_BUFF_COUNT 20
85
86#define LPFC_HB_MBOX_INTERVAL 5
87#define LPFC_HB_MBOX_TIMEOUT 30
88
89
90#define LPFC_ERATT_POLL_INTERVAL 5
91
92
93#define putPaddrLow(addr) ((uint32_t) (0xffffffff & (u64)(addr)))
94#define putPaddrHigh(addr) ((uint32_t) (0xffffffff & (((u64)(addr))>>32)))
95#define getPaddr(high, low) ((dma_addr_t)( \
96 (( (u64)(high)<<16 ) << 16)|( (u64)(low))))
97
98#define LPFC_DRVR_TIMEOUT 16
99#define FC_MAX_ADPTMSG 64
100
101#define MAX_HBAEVT 32
102#define MAX_HBAS_NO_RESET 16
103
104
105#define LPFC_MSIX_VECTORS 2
106
107
108#define LPFC_DATA_READY 0
109
110
111#define LPFC_LBUF_SZ 128
112
113
114#define LPFC_MBX_NO_WAIT 0
115#define LPFC_MBX_WAIT 1
116
117enum lpfc_polling_flags {
118 ENABLE_FCP_RING_POLLING = 0x1,
119 DISABLE_FCP_RING_INT = 0x2
120};
121
122struct perf_prof {
123 uint16_t cmd_cpu[40];
124 uint16_t rsp_cpu[40];
125 uint16_t qh_cpu[40];
126 uint16_t wqidx[40];
127};
128
129
130
131
132
133
134#define LPFC_FC4_TYPE_BITMASK 0x00000100
135
136
137struct lpfc_dmabuf {
138 struct list_head list;
139 void *virt;
140 dma_addr_t phys;
141 uint32_t buffer_tag;
142};
143
144struct lpfc_nvmet_ctxbuf {
145 struct list_head list;
146 struct lpfc_async_xchg_ctx *context;
147 struct lpfc_iocbq *iocbq;
148 struct lpfc_sglq *sglq;
149 struct work_struct defer_work;
150};
151
152struct lpfc_dma_pool {
153 struct lpfc_dmabuf *elements;
154 uint32_t max_count;
155 uint32_t current_count;
156};
157
158struct hbq_dmabuf {
159 struct lpfc_dmabuf hbuf;
160 struct lpfc_dmabuf dbuf;
161 uint16_t total_size;
162 uint16_t bytes_recv;
163 uint32_t tag;
164 struct lpfc_cq_event cq_event;
165 unsigned long time_stamp;
166 void *context;
167};
168
169struct rqb_dmabuf {
170 struct lpfc_dmabuf hbuf;
171 struct lpfc_dmabuf dbuf;
172 uint16_t total_size;
173 uint16_t bytes_recv;
174 uint16_t idx;
175 struct lpfc_queue *hrq;
176 struct lpfc_queue *drq;
177};
178
179
180#define MEM_PRI 0x100
181
182
183
184
185
186typedef struct lpfc_vpd {
187 uint32_t status;
188 uint32_t length;
189 struct {
190 uint32_t rsvd1;
191 uint32_t biuRev;
192 uint32_t smRev;
193 uint32_t smFwRev;
194 uint32_t endecRev;
195 uint16_t rBit;
196 uint8_t fcphHigh;
197 uint8_t fcphLow;
198 uint8_t feaLevelHigh;
199 uint8_t feaLevelLow;
200 uint32_t postKernRev;
201 uint32_t opFwRev;
202 uint8_t opFwName[16];
203 uint32_t sli1FwRev;
204 uint8_t sli1FwName[16];
205 uint32_t sli2FwRev;
206 uint8_t sli2FwName[16];
207 } rev;
208 struct {
209#ifdef __BIG_ENDIAN_BITFIELD
210 uint32_t rsvd3 :20;
211 uint32_t rsvd2 : 3;
212 uint32_t cbg : 1;
213 uint32_t cmv : 1;
214 uint32_t ccrp : 1;
215 uint32_t csah : 1;
216 uint32_t chbs : 1;
217 uint32_t cinb : 1;
218 uint32_t cerbm : 1;
219 uint32_t cmx : 1;
220 uint32_t cmr : 1;
221#else
222 uint32_t cmr : 1;
223 uint32_t cmx : 1;
224 uint32_t cerbm : 1;
225 uint32_t cinb : 1;
226 uint32_t chbs : 1;
227 uint32_t csah : 1;
228 uint32_t ccrp : 1;
229 uint32_t cmv : 1;
230 uint32_t cbg : 1;
231 uint32_t rsvd2 : 3;
232 uint32_t rsvd3 :20;
233#endif
234 } sli3Feat;
235} lpfc_vpd_t;
236
237
238
239
240
241struct lpfc_stats {
242
243 uint32_t elsLogiCol;
244 uint32_t elsRetryExceeded;
245 uint32_t elsXmitRetry;
246 uint32_t elsDelayRetry;
247 uint32_t elsRcvDrop;
248 uint32_t elsRcvFrame;
249 uint32_t elsRcvRSCN;
250 uint32_t elsRcvRNID;
251 uint32_t elsRcvFARP;
252 uint32_t elsRcvFARPR;
253 uint32_t elsRcvFLOGI;
254 uint32_t elsRcvPLOGI;
255 uint32_t elsRcvADISC;
256 uint32_t elsRcvPDISC;
257 uint32_t elsRcvFAN;
258 uint32_t elsRcvLOGO;
259 uint32_t elsRcvPRLO;
260 uint32_t elsRcvPRLI;
261 uint32_t elsRcvLIRR;
262 uint32_t elsRcvRLS;
263 uint32_t elsRcvRPL;
264 uint32_t elsRcvRRQ;
265 uint32_t elsRcvRTV;
266 uint32_t elsRcvECHO;
267 uint32_t elsRcvLCB;
268 uint32_t elsRcvRDP;
269 uint32_t elsRcvRDF;
270 uint32_t elsXmitFLOGI;
271 uint32_t elsXmitFDISC;
272 uint32_t elsXmitPLOGI;
273 uint32_t elsXmitPRLI;
274 uint32_t elsXmitADISC;
275 uint32_t elsXmitLOGO;
276 uint32_t elsXmitSCR;
277 uint32_t elsXmitRSCN;
278 uint32_t elsXmitRNID;
279 uint32_t elsXmitFARP;
280 uint32_t elsXmitFARPR;
281 uint32_t elsXmitACC;
282 uint32_t elsXmitLSRJT;
283
284 uint32_t frameRcvBcast;
285 uint32_t frameRcvMulti;
286 uint32_t strayXmitCmpl;
287 uint32_t frameXmitDelay;
288 uint32_t xriCmdCmpl;
289 uint32_t xriStatErr;
290 uint32_t LinkUp;
291 uint32_t LinkDown;
292 uint32_t LinkMultiEvent;
293 uint32_t NoRcvBuf;
294 uint32_t fcpCmd;
295 uint32_t fcpCmpl;
296 uint32_t fcpRspErr;
297 uint32_t fcpRemoteStop;
298 uint32_t fcpPortRjt;
299 uint32_t fcpPortBusy;
300 uint32_t fcpError;
301 uint32_t fcpLocalErr;
302};
303
304struct lpfc_hba;
305
306
307#define LPFC_VMID_TIMER 300
308
309#define LPFC_MAX_VMID_SIZE 256
310#define LPFC_COMPRESS_VMID_SIZE 16
311
312union lpfc_vmid_io_tag {
313 u32 app_id;
314 u8 cs_ctl_vmid;
315};
316
317#define JIFFIES_PER_HR (HZ * 60 * 60)
318
319struct lpfc_vmid {
320 u8 flag;
321#define LPFC_VMID_SLOT_FREE 0x0
322#define LPFC_VMID_SLOT_USED 0x1
323#define LPFC_VMID_REQ_REGISTER 0x2
324#define LPFC_VMID_REGISTERED 0x4
325#define LPFC_VMID_DE_REGISTER 0x8
326 char host_vmid[LPFC_MAX_VMID_SIZE];
327 union lpfc_vmid_io_tag un;
328 struct hlist_node hnode;
329 u64 io_rd_cnt;
330 u64 io_wr_cnt;
331 u8 vmid_len;
332 u8 delete_inactive;
333 u32 hash_index;
334 u64 __percpu *last_io_time;
335};
336
337#define lpfc_vmid_is_type_priority_tag(vport)\
338 (vport->vmid_priority_tagging ? 1 : 0)
339
340#define LPFC_VMID_HASH_SIZE 256
341#define LPFC_VMID_HASH_MASK 255
342#define LPFC_VMID_HASH_SHIFT 6
343
344struct lpfc_vmid_context {
345 struct lpfc_vmid *vmp;
346 struct lpfc_nodelist *nlp;
347 bool instantiated;
348};
349
350struct lpfc_vmid_priority_range {
351 u8 low;
352 u8 high;
353 u8 qos;
354};
355
356struct lpfc_vmid_priority_info {
357 u32 num_descriptors;
358 struct lpfc_vmid_priority_range *vmid_range;
359};
360
361#define QFPA_EVEN_ONLY 0x01
362#define QFPA_ODD_ONLY 0x02
363#define QFPA_EVEN_ODD 0x03
364
365enum discovery_state {
366 LPFC_VPORT_UNKNOWN = 0,
367 LPFC_VPORT_FAILED = 1,
368 LPFC_LOCAL_CFG_LINK = 6,
369 LPFC_FLOGI = 7,
370 LPFC_FDISC = 8,
371 LPFC_FABRIC_CFG_LINK = 9,
372
373 LPFC_NS_REG = 10,
374 LPFC_NS_QRY = 11,
375 LPFC_BUILD_DISC_LIST = 12,
376
377 LPFC_DISC_AUTH = 13,
378 LPFC_VPORT_READY = 32,
379};
380
381enum hba_state {
382 LPFC_LINK_UNKNOWN = 0,
383 LPFC_WARM_START = 1,
384 LPFC_INIT_START = 2,
385 LPFC_INIT_MBX_CMDS = 3,
386 LPFC_LINK_DOWN = 4,
387 LPFC_LINK_UP = 5,
388 LPFC_CLEAR_LA = 6,
389
390 LPFC_HBA_READY = 32,
391 LPFC_HBA_ERROR = -1
392};
393
394struct lpfc_trunk_link_state {
395 enum hba_state state;
396 uint8_t fault;
397};
398
399struct lpfc_trunk_link {
400 struct lpfc_trunk_link_state link0,
401 link1,
402 link2,
403 link3;
404};
405
406struct lpfc_vport {
407 struct lpfc_hba *phba;
408 struct list_head listentry;
409 uint8_t port_type;
410#define LPFC_PHYSICAL_PORT 1
411#define LPFC_NPIV_PORT 2
412#define LPFC_FABRIC_PORT 3
413 enum discovery_state port_state;
414
415 uint16_t vpi;
416 uint16_t vfi;
417 uint8_t vpi_state;
418#define LPFC_VPI_REGISTERED 0x1
419
420 uint32_t fc_flag;
421
422
423
424#define FC_PT2PT 0x1
425#define FC_PT2PT_PLOGI 0x2
426#define FC_DISC_TMO 0x4
427#define FC_PUBLIC_LOOP 0x8
428#define FC_LBIT 0x10
429#define FC_RSCN_MODE 0x20
430#define FC_NLP_MORE 0x40
431#define FC_OFFLINE_MODE 0x80
432#define FC_FABRIC 0x100
433#define FC_VPORT_LOGO_RCVD 0x200
434#define FC_RSCN_DISCOVERY 0x400
435#define FC_LOGO_RCVD_DID_CHNG 0x800
436#define FC_SCSI_SCAN_TMO 0x4000
437#define FC_ABORT_DISCOVERY 0x8000
438#define FC_NDISC_ACTIVE 0x10000
439#define FC_BYPASSED_MODE 0x20000
440#define FC_VPORT_NEEDS_REG_VPI 0x80000
441#define FC_RSCN_DEFERRED 0x100000
442#define FC_VPORT_NEEDS_INIT_VPI 0x200000
443#define FC_VPORT_CVL_RCVD 0x400000
444#define FC_VFI_REGISTERED 0x800000
445#define FC_FDISC_COMPLETED 0x1000000
446#define FC_DISC_DELAYED 0x2000000
447
448 uint32_t ct_flags;
449#define FC_CT_RFF_ID 0x1
450#define FC_CT_RNN_ID 0x2
451#define FC_CT_RSNN_NN 0x4
452#define FC_CT_RSPN_ID 0x8
453#define FC_CT_RFT_ID 0x10
454
455 struct list_head fc_nodes;
456
457
458 uint16_t fc_plogi_cnt;
459 uint16_t fc_adisc_cnt;
460 uint16_t fc_reglogin_cnt;
461 uint16_t fc_prli_cnt;
462 uint16_t fc_unmap_cnt;
463 uint16_t fc_map_cnt;
464 uint16_t fc_npr_cnt;
465 uint16_t fc_unused_cnt;
466 struct serv_parm fc_sparam;
467
468 uint32_t fc_myDID;
469 uint32_t fc_prevDID;
470 struct lpfc_name fabric_portname;
471 struct lpfc_name fabric_nodename;
472
473 int32_t stopped;
474 uint8_t fc_linkspeed;
475
476 uint32_t num_disc_nodes;
477 uint32_t gidft_inp;
478
479 uint32_t fc_nlp_cnt;
480 uint32_t fc_rscn_id_cnt;
481 uint32_t fc_rscn_flush;
482 struct lpfc_dmabuf *fc_rscn_id_list[FC_MAX_HOLD_RSCN];
483 struct lpfc_name fc_nodename;
484 struct lpfc_name fc_portname;
485
486 struct lpfc_work_evt disc_timeout_evt;
487
488 struct timer_list fc_disctmo;
489 uint8_t fc_ns_retry;
490 uint32_t fc_prli_sent;
491
492 spinlock_t work_port_lock;
493 uint32_t work_port_events;
494#define WORKER_DISC_TMO 0x1
495#define WORKER_ELS_TMO 0x2
496#define WORKER_DELAYED_DISC_TMO 0x8
497
498#define WORKER_MBOX_TMO 0x100
499#define WORKER_HB_TMO 0x200
500#define WORKER_FABRIC_BLOCK_TMO 0x400
501#define WORKER_RAMP_DOWN_QUEUE 0x800
502#define WORKER_RAMP_UP_QUEUE 0x1000
503#define WORKER_SERVICE_TXQ 0x2000
504#define WORKER_CHECK_INACTIVE_VMID 0x4000
505#define WORKER_CHECK_VMID_ISSUE_QFPA 0x8000
506
507
508 struct timer_list els_tmofunc;
509 struct timer_list delayed_disc_tmo;
510
511 int unreg_vpi_cmpl;
512
513 uint8_t load_flag;
514#define FC_LOADING 0x1
515#define FC_UNLOADING 0x2
516#define FC_ALLOW_FDMI 0x4
517#define FC_ALLOW_VMID 0x8
518#define FC_DEREGISTER_ALL_APP_ID 0x10
519
520 uint32_t cfg_scan_down;
521 uint32_t cfg_lun_queue_depth;
522 uint32_t cfg_nodev_tmo;
523 uint32_t cfg_devloss_tmo;
524 uint32_t cfg_restrict_login;
525 uint32_t cfg_peer_port_login;
526 uint32_t cfg_fcp_class;
527 uint32_t cfg_use_adisc;
528 uint32_t cfg_discovery_threads;
529 uint32_t cfg_log_verbose;
530 uint32_t cfg_enable_fc4_type;
531 uint32_t cfg_max_luns;
532 uint32_t cfg_enable_da_id;
533 uint32_t cfg_max_scsicmpl_time;
534 uint32_t cfg_tgt_queue_depth;
535 uint32_t cfg_first_burst_size;
536 uint32_t dev_loss_tmo_changed;
537
538 u8 lpfc_vmid_host_uuid[LPFC_COMPRESS_VMID_SIZE];
539 u32 max_vmid;
540 u32 cur_vmid_cnt;
541#define LPFC_MIN_VMID 4
542#define LPFC_MAX_VMID 255
543 u32 vmid_inactivity_timeout;
544
545 u32 vmid_priority_tagging;
546#define LPFC_VMID_PRIO_TAG_DISABLE 0
547#define LPFC_VMID_PRIO_TAG_SUP_TARGETS 1
548#define LPFC_VMID_PRIO_TAG_ALL_TARGETS 2
549 unsigned long *vmid_priority_range;
550#define LPFC_VMID_MAX_PRIORITY_RANGE 256
551#define LPFC_VMID_PRIORITY_BITMAP_SIZE 32
552 u8 vmid_flag;
553#define LPFC_VMID_IN_USE 0x1
554#define LPFC_VMID_ISSUE_QFPA 0x2
555#define LPFC_VMID_QFPA_CMPL 0x4
556#define LPFC_VMID_QOS_ENABLED 0x8
557#define LPFC_VMID_TIMER_ENBLD 0x10
558 struct fc_qfpa_res *qfpa_res;
559
560 struct fc_vport *fc_vport;
561
562 struct lpfc_vmid *vmid;
563 DECLARE_HASHTABLE(hash_table, 8);
564 rwlock_t vmid_lock;
565 struct lpfc_vmid_priority_info vmid_priority;
566
567#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
568 struct dentry *debug_disc_trc;
569 struct dentry *debug_nodelist;
570 struct dentry *debug_nvmestat;
571 struct dentry *debug_scsistat;
572 struct dentry *debug_ioktime;
573 struct dentry *debug_hdwqstat;
574 struct dentry *vport_debugfs_root;
575 struct lpfc_debugfs_trc *disc_trc;
576 atomic_t disc_trc_cnt;
577#endif
578 uint8_t stat_data_enabled;
579 uint8_t stat_data_blocked;
580 struct list_head rcv_buffer_list;
581 unsigned long rcv_buffer_time_stamp;
582 uint32_t vport_flag;
583#define STATIC_VPORT 1
584#define FAWWPN_SET 2
585#define FAWWPN_PARAM_CHG 4
586
587 uint16_t fdmi_num_disc;
588 uint32_t fdmi_hba_mask;
589 uint32_t fdmi_port_mask;
590
591
592 struct nvme_fc_local_port *localport;
593 uint8_t nvmei_support;
594 uint32_t last_fcp_wqidx;
595 uint32_t rcv_flogi_cnt;
596};
597
598struct hbq_s {
599 uint16_t entry_count;
600 uint16_t buffer_count;
601 uint32_t next_hbqPutIdx;
602 uint32_t hbqPutIdx;
603 uint32_t local_hbqGetIdx;
604 void *hbq_virt;
605 struct list_head hbq_buffer_list;
606
607 struct hbq_dmabuf *(*hbq_alloc_buffer) (struct lpfc_hba *);
608
609 void (*hbq_free_buffer) (struct lpfc_hba *,
610 struct hbq_dmabuf *);
611};
612
613
614#define LPFC_ELS_HBQ 0
615#define LPFC_MAX_HBQS 1
616
617enum hba_temp_state {
618 HBA_NORMAL_TEMP,
619 HBA_OVER_TEMP
620};
621
622enum intr_type_t {
623 NONE = 0,
624 INTx,
625 MSI,
626 MSIX,
627};
628
629#define LPFC_CT_CTX_MAX 64
630struct unsol_rcv_ct_ctx {
631 uint32_t ctxt_id;
632 uint32_t SID;
633 uint32_t valid;
634#define UNSOL_INVALID 0
635#define UNSOL_VALID 1
636 uint16_t oxid;
637 uint16_t rxid;
638};
639
640#define LPFC_USER_LINK_SPEED_AUTO 0
641#define LPFC_USER_LINK_SPEED_1G 1
642#define LPFC_USER_LINK_SPEED_2G 2
643#define LPFC_USER_LINK_SPEED_4G 4
644#define LPFC_USER_LINK_SPEED_8G 8
645#define LPFC_USER_LINK_SPEED_10G 10
646#define LPFC_USER_LINK_SPEED_16G 16
647#define LPFC_USER_LINK_SPEED_32G 32
648#define LPFC_USER_LINK_SPEED_64G 64
649#define LPFC_USER_LINK_SPEED_MAX LPFC_USER_LINK_SPEED_64G
650
651#define LPFC_LINK_SPEED_STRING "0, 1, 2, 4, 8, 10, 16, 32, 64"
652
653enum nemb_type {
654 nemb_mse = 1,
655 nemb_hbd
656};
657
658enum mbox_type {
659 mbox_rd = 1,
660 mbox_wr
661};
662
663enum dma_type {
664 dma_mbox = 1,
665 dma_ebuf
666};
667
668enum sta_type {
669 sta_pre_addr = 1,
670 sta_pos_addr
671};
672
673struct lpfc_mbox_ext_buf_ctx {
674 uint32_t state;
675#define LPFC_BSG_MBOX_IDLE 0
676#define LPFC_BSG_MBOX_HOST 1
677#define LPFC_BSG_MBOX_PORT 2
678#define LPFC_BSG_MBOX_DONE 3
679#define LPFC_BSG_MBOX_ABTS 4
680 enum nemb_type nembType;
681 enum mbox_type mboxType;
682 uint32_t numBuf;
683 uint32_t mbxTag;
684 uint32_t seqNum;
685 struct lpfc_dmabuf *mbx_dmabuf;
686 struct list_head ext_dmabuf_list;
687};
688
689struct lpfc_epd_pool {
690
691 struct list_head list;
692 u32 count;
693 spinlock_t lock;
694};
695
696enum ras_state {
697 INACTIVE,
698 REG_INPROGRESS,
699 ACTIVE
700};
701
702struct lpfc_ras_fwlog {
703 uint8_t *fwlog_buff;
704 uint32_t fw_buffcount;
705#define LPFC_RAS_BUFF_ENTERIES 16
706#define LPFC_RAS_MAX_ENTRY_SIZE (64 * 1024)
707#define LPFC_RAS_MIN_BUFF_POST_SIZE (256 * 1024)
708#define LPFC_RAS_MAX_BUFF_POST_SIZE (1024 * 1024)
709 uint32_t fw_loglevel;
710 struct lpfc_dmabuf lwpd;
711 struct list_head fwlog_buff_list;
712
713
714 bool ras_hwsupport;
715 bool ras_enabled;
716#define LPFC_RAS_DISABLE_LOGGING 0x00
717#define LPFC_RAS_ENABLE_LOGGING 0x01
718 enum ras_state state;
719};
720
721#define DBG_LOG_STR_SZ 256
722#define DBG_LOG_SZ 256
723
724struct dbg_log_ent {
725 char log[DBG_LOG_STR_SZ];
726 u64 t_ns;
727};
728
729enum lpfc_irq_chann_mode {
730
731 NORMAL_MODE,
732
733
734 NUMA_MODE,
735
736
737
738
739 NHT_MODE,
740};
741
742struct lpfc_hba {
743
744 struct lpfc_io_buf * (*lpfc_get_scsi_buf)
745 (struct lpfc_hba *phba, struct lpfc_nodelist *ndlp,
746 struct scsi_cmnd *cmnd);
747 int (*lpfc_scsi_prep_dma_buf)
748 (struct lpfc_hba *, struct lpfc_io_buf *);
749 void (*lpfc_scsi_unprep_dma_buf)
750 (struct lpfc_hba *, struct lpfc_io_buf *);
751 void (*lpfc_release_scsi_buf)
752 (struct lpfc_hba *, struct lpfc_io_buf *);
753 void (*lpfc_rampdown_queue_depth)
754 (struct lpfc_hba *);
755 void (*lpfc_scsi_prep_cmnd)
756 (struct lpfc_vport *, struct lpfc_io_buf *,
757 struct lpfc_nodelist *);
758 int (*lpfc_scsi_prep_cmnd_buf)
759 (struct lpfc_vport *vport,
760 struct lpfc_io_buf *lpfc_cmd,
761 uint8_t tmo);
762
763
764 int (*__lpfc_sli_issue_iocb)
765 (struct lpfc_hba *, uint32_t,
766 struct lpfc_iocbq *, uint32_t);
767 int (*__lpfc_sli_issue_fcp_io)
768 (struct lpfc_hba *phba, uint32_t ring_number,
769 struct lpfc_iocbq *piocb, uint32_t flag);
770 void (*__lpfc_sli_release_iocbq)(struct lpfc_hba *,
771 struct lpfc_iocbq *);
772 int (*lpfc_hba_down_post)(struct lpfc_hba *phba);
773 IOCB_t * (*lpfc_get_iocb_from_iocbq)
774 (struct lpfc_iocbq *);
775 void (*lpfc_scsi_cmd_iocb_cmpl)
776 (struct lpfc_hba *, struct lpfc_iocbq *, struct lpfc_iocbq *);
777
778
779 int (*lpfc_sli_issue_mbox)
780 (struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
781
782
783 void (*lpfc_sli_handle_slow_ring_event)
784 (struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
785 uint32_t mask);
786
787
788 int (*lpfc_sli_hbq_to_firmware)
789 (struct lpfc_hba *, uint32_t, struct hbq_dmabuf *);
790 int (*lpfc_sli_brdrestart)
791 (struct lpfc_hba *);
792 int (*lpfc_sli_brdready)
793 (struct lpfc_hba *, uint32_t);
794 void (*lpfc_handle_eratt)
795 (struct lpfc_hba *);
796 void (*lpfc_stop_port)
797 (struct lpfc_hba *);
798 int (*lpfc_hba_init_link)
799 (struct lpfc_hba *, uint32_t);
800 int (*lpfc_hba_down_link)
801 (struct lpfc_hba *, uint32_t);
802 int (*lpfc_selective_reset)
803 (struct lpfc_hba *);
804
805 int (*lpfc_bg_scsi_prep_dma_buf)
806 (struct lpfc_hba *, struct lpfc_io_buf *);
807
808
809
810 struct lpfc_epd_pool epd_pool;
811
812
813 struct lpfc_sli4_hba sli4_hba;
814
815 struct workqueue_struct *wq;
816 struct delayed_work eq_delay_work;
817
818#define LPFC_IDLE_STAT_DELAY 1000
819 struct delayed_work idle_stat_delay_work;
820
821 struct lpfc_sli sli;
822 uint8_t pci_dev_grp;
823 uint32_t sli_rev;
824 uint32_t sli3_options;
825#define LPFC_SLI3_HBQ_ENABLED 0x01
826#define LPFC_SLI3_NPIV_ENABLED 0x02
827#define LPFC_SLI3_VPORT_TEARDOWN 0x04
828#define LPFC_SLI3_CRP_ENABLED 0x08
829#define LPFC_SLI3_BG_ENABLED 0x20
830#define LPFC_SLI3_DSS_ENABLED 0x40
831#define LPFC_SLI4_PERFH_ENABLED 0x80
832#define LPFC_SLI4_PHWQ_ENABLED 0x100
833 uint32_t iocb_cmd_size;
834 uint32_t iocb_rsp_size;
835
836 struct lpfc_trunk_link trunk_link;
837 enum hba_state link_state;
838 uint32_t link_flag;
839#define LS_LOOPBACK_MODE 0x1
840
841
842#define LS_NPIV_FAB_SUPPORTED 0x2
843#define LS_IGNORE_ERATT 0x4
844#define LS_MDS_LINK_DOWN 0x8
845#define LS_MDS_LOOPBACK 0x10
846#define LS_CT_VEN_RPA 0x20
847
848 uint32_t hba_flag;
849#define HBA_ERATT_HANDLED 0x1
850#define DEFER_ERATT 0x2
851#define HBA_FCOE_MODE 0x4
852#define HBA_SP_QUEUE_EVT 0x8
853#define HBA_POST_RECEIVE_BUFFER 0x10
854#define HBA_PERSISTENT_TOPO 0x20
855#define ELS_XRI_ABORT_EVENT 0x40
856#define ASYNC_EVENT 0x80
857#define LINK_DISABLED 0x100
858#define FCF_TS_INPROG 0x200
859#define FCF_RR_INPROG 0x400
860#define HBA_FIP_SUPPORT 0x800
861#define HBA_AER_ENABLED 0x1000
862#define HBA_DEVLOSS_TMO 0x2000
863#define HBA_RRQ_ACTIVE 0x4000
864#define HBA_IOQ_FLUSH 0x8000
865#define HBA_FW_DUMP_OP 0x10000
866#define HBA_RECOVERABLE_UE 0x20000
867#define HBA_FORCED_LINK_SPEED 0x40000
868
869
870
871#define HBA_FLOGI_ISSUED 0x100000
872#define HBA_DEFER_FLOGI 0x800000
873#define HBA_NEEDS_CFG_PORT 0x2000000
874#define HBA_HBEAT_INP 0x4000000
875#define HBA_HBEAT_TMO 0x8000000
876#define HBA_FLOGI_OUTSTANDING 0x10000000
877
878 uint32_t fcp_ring_in_use;
879 struct lpfc_dmabuf slim2p;
880
881 MAILBOX_t *mbox;
882 uint32_t *mbox_ext;
883 struct lpfc_mbox_ext_buf_ctx mbox_ext_buf_ctx;
884 uint32_t ha_copy;
885 struct _PCB *pcb;
886 struct _IOCB *IOCBs;
887
888 struct lpfc_dmabuf hbqslimp;
889
890 uint16_t pci_cfg_value;
891
892 uint8_t fc_linkspeed;
893
894 uint32_t fc_eventTag;
895 uint32_t link_events;
896
897
898 uint32_t fc_pref_DID;
899 uint8_t fc_pref_ALPA;
900 uint32_t fc_edtovResol;
901 uint32_t fc_edtov;
902 uint32_t fc_arbtov;
903 uint32_t fc_ratov;
904 uint32_t fc_rttov;
905 uint32_t fc_altov;
906 uint32_t fc_crtov;
907
908 struct serv_parm fc_fabparam;
909 uint8_t alpa_map[128];
910
911 uint32_t lmt;
912
913 uint32_t fc_topology;
914 uint32_t fc_topology_changed;
915
916 struct lpfc_stats fc_stat;
917
918 struct lpfc_nodelist fc_fcpnodev;
919 uint32_t nport_event_cnt;
920
921 uint8_t wwnn[8];
922 uint8_t wwpn[8];
923 uint32_t RandomData[7];
924 uint8_t fcp_embed_io;
925 uint8_t nvme_support;
926 uint8_t nvmet_support;
927#define LPFC_NVMET_MAX_PORTS 32
928 uint8_t mds_diags_support;
929 uint8_t bbcredit_support;
930 uint8_t enab_exp_wqcq_pages;
931 u8 nsler;
932
933
934 uint32_t cfg_ack0;
935 uint32_t cfg_xri_rebalancing;
936 uint32_t cfg_xpsgl;
937 uint32_t cfg_enable_npiv;
938 uint32_t cfg_enable_rrq;
939 uint32_t cfg_topology;
940 uint32_t cfg_link_speed;
941#define LPFC_FCF_FOV 1
942#define LPFC_FCF_PRIORITY 2
943 uint32_t cfg_fcf_failover_policy;
944 uint32_t cfg_fcp_io_sched;
945 uint32_t cfg_ns_query;
946 uint32_t cfg_fcp2_no_tgt_reset;
947 uint32_t cfg_cr_delay;
948 uint32_t cfg_cr_count;
949 uint32_t cfg_multi_ring_support;
950 uint32_t cfg_multi_ring_rctl;
951 uint32_t cfg_multi_ring_type;
952 uint32_t cfg_poll;
953 uint32_t cfg_poll_tmo;
954 uint32_t cfg_task_mgmt_tmo;
955 uint32_t cfg_use_msi;
956 uint32_t cfg_auto_imax;
957 uint32_t cfg_fcp_imax;
958 uint32_t cfg_force_rscn;
959 uint32_t cfg_cq_poll_threshold;
960 uint32_t cfg_cq_max_proc_limit;
961 uint32_t cfg_fcp_cpu_map;
962 uint32_t cfg_fcp_mq_threshold;
963 uint32_t cfg_hdw_queue;
964 uint32_t cfg_irq_chann;
965 uint32_t cfg_suppress_rsp;
966 uint32_t cfg_nvme_oas;
967 uint32_t cfg_nvme_embed_cmd;
968 uint32_t cfg_nvmet_mrq_post;
969 uint32_t cfg_nvmet_mrq;
970 uint32_t cfg_enable_nvmet;
971 uint32_t cfg_nvme_enable_fb;
972 uint32_t cfg_nvmet_fb_size;
973 uint32_t cfg_total_seg_cnt;
974 uint32_t cfg_sg_seg_cnt;
975 uint32_t cfg_nvme_seg_cnt;
976 uint32_t cfg_scsi_seg_cnt;
977 uint32_t cfg_sg_dma_buf_size;
978 uint64_t cfg_soft_wwnn;
979 uint64_t cfg_soft_wwpn;
980 uint32_t cfg_hba_queue_depth;
981 uint32_t cfg_enable_hba_reset;
982 uint32_t cfg_enable_hba_heartbeat;
983 uint32_t cfg_fof;
984 uint32_t cfg_EnableXLane;
985 uint8_t cfg_oas_tgt_wwpn[8];
986 uint8_t cfg_oas_vpt_wwpn[8];
987 uint32_t cfg_oas_lun_state;
988#define OAS_LUN_ENABLE 1
989#define OAS_LUN_DISABLE 0
990 uint32_t cfg_oas_lun_status;
991#define OAS_LUN_STATUS_EXISTS 0x01
992 uint32_t cfg_oas_flags;
993#define OAS_FIND_ANY_VPORT 0x01
994#define OAS_FIND_ANY_TARGET 0x02
995#define OAS_LUN_VALID 0x04
996 uint32_t cfg_oas_priority;
997 uint32_t cfg_XLanePriority;
998 uint32_t cfg_enable_bg;
999 uint32_t cfg_prot_mask;
1000 uint32_t cfg_prot_guard;
1001 uint32_t cfg_hostmem_hgp;
1002 uint32_t cfg_log_verbose;
1003 uint32_t cfg_enable_fc4_type;
1004 uint32_t cfg_aer_support;
1005 uint32_t cfg_sriov_nr_virtfn;
1006 uint32_t cfg_request_firmware_upgrade;
1007 uint32_t cfg_suppress_link_up;
1008 uint32_t cfg_rrq_xri_bitmap_sz;
1009 u32 cfg_fcp_wait_abts_rsp;
1010 uint32_t cfg_delay_discovery;
1011 uint32_t cfg_sli_mode;
1012#define LPFC_INITIALIZE_LINK 0
1013#define LPFC_DELAY_INIT_LINK 1
1014#define LPFC_DELAY_INIT_LINK_INDEFINITELY 2
1015 uint32_t cfg_fdmi_on;
1016#define LPFC_FDMI_NO_SUPPORT 0
1017#define LPFC_FDMI_SUPPORT 1
1018 uint32_t cfg_enable_SmartSAN;
1019 uint32_t cfg_enable_mds_diags;
1020 uint32_t cfg_ras_fwlog_level;
1021 uint32_t cfg_ras_fwlog_buffsize;
1022 uint32_t cfg_ras_fwlog_func;
1023 uint32_t cfg_enable_bbcr;
1024 uint32_t cfg_enable_dpp;
1025#define LPFC_ENABLE_FCP 1
1026#define LPFC_ENABLE_NVME 2
1027#define LPFC_ENABLE_BOTH 3
1028 uint32_t cfg_enable_pbde;
1029 uint32_t cfg_enable_mi;
1030 struct nvmet_fc_target_port *targetport;
1031 lpfc_vpd_t vpd;
1032
1033 u32 cfg_max_vmid;
1034 u32 cfg_vmid_app_header;
1035#define LPFC_VMID_APP_HEADER_DISABLE 0
1036#define LPFC_VMID_APP_HEADER_ENABLE 1
1037 u32 cfg_vmid_priority_tagging;
1038 u32 cfg_vmid_inactivity_timeout;
1039
1040 struct pci_dev *pcidev;
1041 struct list_head work_list;
1042 uint32_t work_ha;
1043 uint32_t work_ha_mask;
1044 uint32_t work_hs;
1045 uint32_t work_status[2];
1046
1047 wait_queue_head_t work_waitq;
1048 struct task_struct *worker_thread;
1049 unsigned long data_flags;
1050 uint32_t border_sge_num;
1051
1052 uint32_t hbq_in_use;
1053 uint32_t hbq_count;
1054 struct hbq_s hbqs[LPFC_MAX_HBQS];
1055
1056 atomic_t fcp_qidx;
1057 atomic_t nvme_qidx;
1058
1059 phys_addr_t pci_bar0_map;
1060 phys_addr_t pci_bar1_map;
1061 phys_addr_t pci_bar2_map;
1062 void __iomem *slim_memmap_p;
1063
1064 void __iomem *ctrl_regs_memmap_p;
1065
1066
1067 void __iomem *pci_bar0_memmap_p;
1068
1069 void __iomem *pci_bar2_memmap_p;
1070
1071 void __iomem *pci_bar4_memmap_p;
1072
1073#define PCI_64BIT_BAR0 0
1074#define PCI_64BIT_BAR2 2
1075#define PCI_64BIT_BAR4 4
1076 void __iomem *MBslimaddr;
1077 void __iomem *HAregaddr;
1078 void __iomem *CAregaddr;
1079 void __iomem *HSregaddr;
1080
1081 void __iomem *HCregaddr;
1082
1083 struct lpfc_hgp __iomem *host_gp;
1084 struct lpfc_pgp *port_gp;
1085 uint32_t __iomem *hbq_put;
1086 uint32_t *hbq_get;
1087
1088 int brd_no;
1089 char SerialNumber[32];
1090 char OptionROMVersion[32];
1091 char BIOSVersion[16];
1092 char ModelDesc[256];
1093 char ModelName[80];
1094 char ProgramType[256];
1095 char Port[20];
1096 uint8_t vpd_flag;
1097
1098#define VPD_MODEL_DESC 0x1
1099#define VPD_MODEL_NAME 0x2
1100#define VPD_PROGRAM_TYPE 0x4
1101#define VPD_PORT 0x8
1102#define VPD_MASK 0xf
1103
1104 uint8_t soft_wwn_enable;
1105
1106 struct timer_list fcp_poll_timer;
1107 struct timer_list eratt_poll;
1108 uint32_t eratt_poll_interval;
1109
1110 uint64_t bg_guard_err_cnt;
1111 uint64_t bg_apptag_err_cnt;
1112 uint64_t bg_reftag_err_cnt;
1113
1114
1115 spinlock_t scsi_buf_list_get_lock;
1116 spinlock_t scsi_buf_list_put_lock;
1117 struct list_head lpfc_scsi_buf_list_get;
1118 struct list_head lpfc_scsi_buf_list_put;
1119 uint32_t total_scsi_bufs;
1120 struct list_head lpfc_iocb_list;
1121 uint32_t total_iocbq_bufs;
1122 struct list_head active_rrq_list;
1123 spinlock_t hbalock;
1124
1125
1126 struct dma_pool *lpfc_sg_dma_buf_pool;
1127 struct dma_pool *lpfc_mbuf_pool;
1128 struct dma_pool *lpfc_hrb_pool;
1129 struct dma_pool *lpfc_drb_pool;
1130 struct dma_pool *lpfc_nvmet_drb_pool;
1131 struct dma_pool *lpfc_hbq_pool;
1132 struct dma_pool *lpfc_cmd_rsp_buf_pool;
1133 struct lpfc_dma_pool lpfc_mbuf_safety_pool;
1134
1135 mempool_t *mbox_mem_pool;
1136 mempool_t *nlp_mem_pool;
1137 mempool_t *rrq_pool;
1138 mempool_t *active_rrq_pool;
1139
1140 struct fc_host_statistics link_stats;
1141 enum lpfc_irq_chann_mode irq_chann_mode;
1142 enum intr_type_t intr_type;
1143 uint32_t intr_mode;
1144#define LPFC_INTR_ERROR 0xFFFFFFFF
1145 struct list_head port_list;
1146 spinlock_t port_list_lock;
1147 struct lpfc_vport *pport;
1148 uint16_t max_vpi;
1149#define LPFC_MAX_VPI 0xFF
1150#define LPFC_MAX_VPORTS 0x100
1151 uint16_t max_vports;
1152
1153
1154
1155
1156
1157 uint16_t vpi_base;
1158 uint16_t vfi_base;
1159 unsigned long *vpi_bmask;
1160 uint16_t *vpi_ids;
1161 uint16_t vpi_count;
1162 struct list_head lpfc_vpi_blk_list;
1163
1164
1165 struct list_head fabric_iocb_list;
1166 atomic_t fabric_iocb_count;
1167 struct timer_list fabric_block_timer;
1168 unsigned long bit_flags;
1169#define FABRIC_COMANDS_BLOCKED 0
1170 atomic_t num_rsrc_err;
1171 atomic_t num_cmd_success;
1172 unsigned long last_rsrc_error_time;
1173 unsigned long last_ramp_down_time;
1174#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
1175 struct dentry *hba_debugfs_root;
1176 atomic_t debugfs_vport_count;
1177 struct dentry *debug_multixri_pools;
1178 struct dentry *debug_hbqinfo;
1179 struct dentry *debug_dumpHostSlim;
1180 struct dentry *debug_dumpHBASlim;
1181 struct dentry *debug_InjErrLBA;
1182 struct dentry *debug_InjErrNPortID;
1183 struct dentry *debug_InjErrWWPN;
1184 struct dentry *debug_writeGuard;
1185 struct dentry *debug_writeApp;
1186 struct dentry *debug_writeRef;
1187 struct dentry *debug_readGuard;
1188 struct dentry *debug_readApp;
1189 struct dentry *debug_readRef;
1190
1191 struct dentry *debug_nvmeio_trc;
1192 struct lpfc_debugfs_nvmeio_trc *nvmeio_trc;
1193 struct dentry *debug_hdwqinfo;
1194#ifdef LPFC_HDWQ_LOCK_STAT
1195 struct dentry *debug_lockstat;
1196#endif
1197 struct dentry *debug_ras_log;
1198 atomic_t nvmeio_trc_cnt;
1199 uint32_t nvmeio_trc_size;
1200 uint32_t nvmeio_trc_output_idx;
1201
1202
1203 uint32_t lpfc_injerr_wgrd_cnt;
1204 uint32_t lpfc_injerr_wapp_cnt;
1205 uint32_t lpfc_injerr_wref_cnt;
1206 uint32_t lpfc_injerr_rgrd_cnt;
1207 uint32_t lpfc_injerr_rapp_cnt;
1208 uint32_t lpfc_injerr_rref_cnt;
1209 uint32_t lpfc_injerr_nportid;
1210 struct lpfc_name lpfc_injerr_wwpn;
1211 sector_t lpfc_injerr_lba;
1212#define LPFC_INJERR_LBA_OFF (sector_t)(-1)
1213
1214 struct dentry *debug_slow_ring_trc;
1215 struct lpfc_debugfs_trc *slow_ring_trc;
1216 atomic_t slow_ring_trc_cnt;
1217
1218 struct dentry *idiag_root;
1219 struct dentry *idiag_pci_cfg;
1220 struct dentry *idiag_bar_acc;
1221 struct dentry *idiag_que_info;
1222 struct dentry *idiag_que_acc;
1223 struct dentry *idiag_drb_acc;
1224 struct dentry *idiag_ctl_acc;
1225 struct dentry *idiag_mbx_acc;
1226 struct dentry *idiag_ext_acc;
1227 uint8_t lpfc_idiag_last_eq;
1228#endif
1229 uint16_t nvmeio_trc_on;
1230
1231
1232 struct list_head elsbuf;
1233 int elsbuf_cnt;
1234 int elsbuf_prev_cnt;
1235
1236 uint8_t temp_sensor_support;
1237
1238 unsigned long last_completion_time;
1239 unsigned long skipped_hb;
1240 struct timer_list hb_tmofunc;
1241 struct timer_list rrq_tmr;
1242 enum hba_temp_state over_temp_state;
1243
1244
1245
1246
1247#define QUE_BUFTAG_BIT (1<<31)
1248 uint32_t buffer_tag_count;
1249 int wait_4_mlo_maint_flg;
1250 wait_queue_head_t wait_4_mlo_m_q;
1251
1252#define LPFC_NO_BUCKET 0
1253#define LPFC_LINEAR_BUCKET 1
1254#define LPFC_POWER2_BUCKET 2
1255 uint8_t bucket_type;
1256 uint32_t bucket_base;
1257 uint32_t bucket_step;
1258
1259
1260#define LPFC_MAX_EVT_COUNT 512
1261 atomic_t fast_event_count;
1262 uint32_t fcoe_eventtag;
1263 uint32_t fcoe_eventtag_at_fcf_scan;
1264 uint32_t fcoe_cvl_eventtag;
1265 uint32_t fcoe_cvl_eventtag_attn;
1266 struct lpfc_fcf fcf;
1267 uint8_t fc_map[3];
1268 uint8_t valid_vlan;
1269 uint16_t vlan_id;
1270 struct list_head fcf_conn_rec_list;
1271
1272 bool defer_flogi_acc_flag;
1273 uint16_t defer_flogi_acc_rx_id;
1274 uint16_t defer_flogi_acc_ox_id;
1275
1276 spinlock_t ct_ev_lock;
1277 struct list_head ct_ev_waiters;
1278 struct unsol_rcv_ct_ctx ct_ctx[LPFC_CT_CTX_MAX];
1279 uint32_t ctx_idx;
1280 struct timer_list inactive_vmid_poll;
1281
1282
1283 struct lpfc_ras_fwlog ras_fwlog;
1284
1285 uint8_t menlo_flag;
1286#define HBA_MENLO_SUPPORT 0x1
1287 uint32_t iocb_cnt;
1288 uint32_t iocb_max;
1289 atomic_t sdev_cnt;
1290 spinlock_t devicelock;
1291 mempool_t *device_data_mem_pool;
1292 struct list_head luns;
1293#define LPFC_TRANSGRESSION_HIGH_TEMPERATURE 0x0080
1294#define LPFC_TRANSGRESSION_LOW_TEMPERATURE 0x0040
1295#define LPFC_TRANSGRESSION_HIGH_VOLTAGE 0x0020
1296#define LPFC_TRANSGRESSION_LOW_VOLTAGE 0x0010
1297#define LPFC_TRANSGRESSION_HIGH_TXBIAS 0x0008
1298#define LPFC_TRANSGRESSION_LOW_TXBIAS 0x0004
1299#define LPFC_TRANSGRESSION_HIGH_TXPOWER 0x0002
1300#define LPFC_TRANSGRESSION_LOW_TXPOWER 0x0001
1301#define LPFC_TRANSGRESSION_HIGH_RXPOWER 0x8000
1302#define LPFC_TRANSGRESSION_LOW_RXPOWER 0x4000
1303 uint16_t sfp_alarm;
1304 uint16_t sfp_warning;
1305
1306#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
1307 uint16_t hdwqstat_on;
1308#define LPFC_CHECK_OFF 0
1309#define LPFC_CHECK_NVME_IO 1
1310#define LPFC_CHECK_NVMET_IO 2
1311#define LPFC_CHECK_SCSI_IO 4
1312 uint16_t ktime_on;
1313 uint64_t ktime_data_samples;
1314 uint64_t ktime_status_samples;
1315 uint64_t ktime_last_cmd;
1316 uint64_t ktime_seg1_total;
1317 uint64_t ktime_seg1_min;
1318 uint64_t ktime_seg1_max;
1319 uint64_t ktime_seg2_total;
1320 uint64_t ktime_seg2_min;
1321 uint64_t ktime_seg2_max;
1322 uint64_t ktime_seg3_total;
1323 uint64_t ktime_seg3_min;
1324 uint64_t ktime_seg3_max;
1325 uint64_t ktime_seg4_total;
1326 uint64_t ktime_seg4_min;
1327 uint64_t ktime_seg4_max;
1328 uint64_t ktime_seg5_total;
1329 uint64_t ktime_seg5_min;
1330 uint64_t ktime_seg5_max;
1331 uint64_t ktime_seg6_total;
1332 uint64_t ktime_seg6_min;
1333 uint64_t ktime_seg6_max;
1334 uint64_t ktime_seg7_total;
1335 uint64_t ktime_seg7_min;
1336 uint64_t ktime_seg7_max;
1337 uint64_t ktime_seg8_total;
1338 uint64_t ktime_seg8_min;
1339 uint64_t ktime_seg8_max;
1340 uint64_t ktime_seg9_total;
1341 uint64_t ktime_seg9_min;
1342 uint64_t ktime_seg9_max;
1343 uint64_t ktime_seg10_total;
1344 uint64_t ktime_seg10_min;
1345 uint64_t ktime_seg10_max;
1346#endif
1347
1348 struct hlist_node cpuhp;
1349 struct timer_list cpuhp_poll_timer;
1350 struct list_head poll_list;
1351#define LPFC_POLL_HB 1
1352#define LPFC_POLL_FASTPATH 0
1353#define LPFC_POLL_SLOWPATH 1
1354
1355 char os_host_name[MAXHOSTNAMELEN];
1356
1357
1358 struct scsi_host_template port_template;
1359
1360 struct scsi_host_template vport_template;
1361 atomic_t dbg_log_idx;
1362 atomic_t dbg_log_cnt;
1363 atomic_t dbg_log_dmping;
1364 struct dbg_log_ent dbg_log[DBG_LOG_SZ];
1365};
1366
1367static inline struct Scsi_Host *
1368lpfc_shost_from_vport(struct lpfc_vport *vport)
1369{
1370 return container_of((void *) vport, struct Scsi_Host, hostdata[0]);
1371}
1372
1373static inline void
1374lpfc_set_loopback_flag(struct lpfc_hba *phba)
1375{
1376 if (phba->cfg_topology == FLAGS_LOCAL_LB)
1377 phba->link_flag |= LS_LOOPBACK_MODE;
1378 else
1379 phba->link_flag &= ~LS_LOOPBACK_MODE;
1380}
1381
1382static inline int
1383lpfc_is_link_up(struct lpfc_hba *phba)
1384{
1385 return phba->link_state == LPFC_LINK_UP ||
1386 phba->link_state == LPFC_CLEAR_LA ||
1387 phba->link_state == LPFC_HBA_READY;
1388}
1389
1390static inline void
1391lpfc_worker_wake_up(struct lpfc_hba *phba)
1392{
1393
1394 set_bit(LPFC_DATA_READY, &phba->data_flags);
1395
1396
1397 wake_up(&phba->work_waitq);
1398 return;
1399}
1400
1401static inline int
1402lpfc_readl(void __iomem *addr, uint32_t *data)
1403{
1404 uint32_t temp;
1405 temp = readl(addr);
1406 if (temp == 0xffffffff)
1407 return -EIO;
1408 *data = temp;
1409 return 0;
1410}
1411
1412static inline int
1413lpfc_sli_read_hs(struct lpfc_hba *phba)
1414{
1415
1416
1417
1418
1419 phba->sli.slistat.err_attn_event++;
1420
1421
1422 if (lpfc_readl(phba->HSregaddr, &phba->work_hs) ||
1423 lpfc_readl(phba->MBslimaddr + 0xa8, &phba->work_status[0]) ||
1424 lpfc_readl(phba->MBslimaddr + 0xac, &phba->work_status[1])) {
1425 return -EIO;
1426 }
1427
1428
1429 writel(HA_ERATT, phba->HAregaddr);
1430 readl(phba->HAregaddr);
1431 phba->pport->stopped = 1;
1432
1433 return 0;
1434}
1435
1436static inline struct lpfc_sli_ring *
1437lpfc_phba_elsring(struct lpfc_hba *phba)
1438{
1439
1440 if (phba->sli_rev != LPFC_SLI_REV4 &&
1441 phba->sli_rev != LPFC_SLI_REV3 &&
1442 phba->sli_rev != LPFC_SLI_REV2)
1443 return NULL;
1444
1445 if (phba->sli_rev == LPFC_SLI_REV4) {
1446 if (phba->sli4_hba.els_wq)
1447 return phba->sli4_hba.els_wq->pring;
1448 else
1449 return NULL;
1450 }
1451 return &phba->sli.sli3_ring[LPFC_ELS_RING];
1452}
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462static inline unsigned int
1463lpfc_next_online_cpu(const struct cpumask *mask, unsigned int start)
1464{
1465 unsigned int cpu_it;
1466
1467 for_each_cpu_wrap(cpu_it, mask, start) {
1468 if (cpu_online(cpu_it))
1469 break;
1470 }
1471
1472 return cpu_it;
1473}
1474
1475
1476
1477
1478
1479
1480
1481static inline void
1482lpfc_sli4_mod_hba_eq_delay(struct lpfc_hba *phba, struct lpfc_queue *eq,
1483 u32 delay)
1484{
1485 struct lpfc_register reg_data;
1486
1487 reg_data.word0 = 0;
1488 bf_set(lpfc_sliport_eqdelay_id, ®_data, eq->queue_id);
1489 bf_set(lpfc_sliport_eqdelay_delay, ®_data, delay);
1490 writel(reg_data.word0, phba->sli4_hba.u.if_type2.EQDregaddr);
1491 eq->q_mode = delay;
1492}
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504#define DECLARE_ENUM2STR_LOOKUP(routine, enum_name, enum_init) \
1505static struct { \
1506 enum enum_name value; \
1507 char *name; \
1508} fc_##enum_name##_e2str_names[] = enum_init; \
1509static const char *routine(enum enum_name table_key) \
1510{ \
1511 int i; \
1512 char *name = "Unrecognized"; \
1513 \
1514 for (i = 0; i < ARRAY_SIZE(fc_##enum_name##_e2str_names); i++) {\
1515 if (fc_##enum_name##_e2str_names[i].value == table_key) {\
1516 name = fc_##enum_name##_e2str_names[i].name; \
1517 break; \
1518 } \
1519 } \
1520 return name; \
1521}
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542static inline int lpfc_is_vmid_enabled(struct lpfc_hba *phba)
1543{
1544 return phba->cfg_vmid_app_header || phba->cfg_vmid_priority_tagging;
1545}
1546
