1 /*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2017-2024 Broadcom. All Rights Reserved. The term *
5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. *
6 * Copyright (C) 2004-2016 Emulex. All rights reserved. *
7 * EMULEX and SLI are trademarks of Emulex. *
9 * Portions Copyright (C) 2004-2005 Christoph Hellwig *
11 * This program is free software; you can redistribute it and/or *
12 * modify it under the terms of version 2 of the GNU General *
13 * Public License as published by the Free Software Foundation. *
14 * This program is distributed in the hope that it will be useful. *
15 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
16 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
17 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
18 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
19 * TO BE LEGALLY INVALID. See the GNU General Public License for *
20 * more details, a copy of which can be found in the file COPYING *
21 * included with this package. *
22 *******************************************************************/
24 #include <scsi/scsi_host.h>
25 #include <linux/hashtable.h>
26 #include <linux/ktime.h>
27 #include <linux/workqueue.h>
29 #if defined(CONFIG_DEBUG_FS) && !defined(CONFIG_SCSI_LPFC_DEBUG_FS)
30 #define CONFIG_SCSI_LPFC_DEBUG_FS
33 struct lpfc_sli2_slim;
35 #define ELX_MODEL_NAME_SIZE 80
36 #define ELX_FW_NAME_SIZE 84
38 #define LPFC_PCI_DEV_LP 0x1
39 #define LPFC_PCI_DEV_OC 0x2
41 #define LPFC_SLI_REV2 2
42 #define LPFC_SLI_REV3 3
43 #define LPFC_SLI_REV4 4
45 #define LPFC_MAX_TARGET 4096 /* max number of targets supported */
46 #define LPFC_MAX_DISC_THREADS 64 /* max outstanding discovery els
48 #define LPFC_MAX_NS_RETRY 3 /* Number of retry attempts to contact
49 the NameServer before giving up. */
50 #define LPFC_CMD_PER_LUN 3 /* max outstanding cmds per lun */
51 #define LPFC_DEFAULT_SG_SEG_CNT 64 /* sg element count per scsi cmnd */
53 #define LPFC_DEFAULT_XPSGL_SIZE 256
54 #define LPFC_MAX_SG_TABLESIZE 0xffff
55 #define LPFC_MIN_SG_SLI4_BUF_SZ 0x800 /* based on LPFC_DEFAULT_SG_SEG_CNT */
56 #define LPFC_MAX_BG_SLI4_SEG_CNT_DIF 128 /* sg element count for BlockGuard */
57 #define LPFC_MAX_SG_SEG_CNT_DIF 512 /* sg element count per scsi cmnd */
58 #define LPFC_MAX_SG_SEG_CNT 4096 /* sg element count per scsi cmnd */
59 #define LPFC_MIN_SG_SEG_CNT 32 /* sg element count per scsi cmnd */
60 #define LPFC_MAX_SGL_SEG_CNT 512 /* SGL element count per scsi cmnd */
61 #define LPFC_MAX_BPL_SEG_CNT 4096 /* BPL element count per scsi cmnd */
62 #define LPFC_MAX_NVME_SEG_CNT 256 /* max SGL element cnt per NVME cmnd */
64 #define LPFC_MAX_SGE_SIZE 0x80000000 /* Maximum data allowed in a SGE */
65 #define LPFC_IOCB_LIST_CNT 2250 /* list of IOCBs for fast-path usage. */
66 #define LPFC_Q_RAMP_UP_INTERVAL 120 /* lun q_depth ramp up interval */
67 #define LPFC_VNAME_LEN 100 /* vport symbolic name length */
68 #define LPFC_TGTQ_RAMPUP_PCENT 5 /* Target queue rampup in percentage */
69 #define LPFC_MIN_TGT_QDEPTH 10
70 #define LPFC_MAX_TGT_QDEPTH 0xFFFF
73 * Following time intervals are used of adjusting SCSI device
74 * queue depths when there are driver resource error or Firmware
78 #define QUEUE_RAMP_DOWN_INTERVAL (msecs_to_jiffies(1000 * 1))
80 /* Number of exchanges reserved for discovery to complete */
81 #define LPFC_DISC_IOCB_BUFF_COUNT 20
83 #define LPFC_HB_MBOX_INTERVAL 5 /* Heart beat interval in seconds. */
84 #define LPFC_HB_MBOX_TIMEOUT 30 /* Heart beat timeout in seconds. */
86 /* Error Attention event polling interval */
87 #define LPFC_ERATT_POLL_INTERVAL 5 /* EATT poll interval in seconds */
89 /* Define macros for 64 bit support */
90 #define putPaddrLow(addr) ((uint32_t) (0xffffffff & (u64)(addr)))
91 #define putPaddrHigh(addr) ((uint32_t) (0xffffffff & (((u64)(addr))>>32)))
92 #define getPaddr(high, low) ((dma_addr_t)( \
93 (( (u64)(high)<<16 ) << 16)|( (u64)(low))))
94 /* Provide maximum configuration definitions. */
95 #define LPFC_DRVR_TIMEOUT 16 /* driver iocb timeout value in sec */
96 #define FC_MAX_ADPTMSG 64
99 #define MAX_HBAS_NO_RESET 16
101 /* Number of MSI-X vectors the driver uses */
102 #define LPFC_MSIX_VECTORS 2
104 /* lpfc wait event data ready flag */
105 #define LPFC_DATA_READY 0 /* bit 0 */
107 /* queue dump line buffer size */
108 #define LPFC_LBUF_SZ 128
110 /* mailbox system shutdown options */
111 #define LPFC_MBX_NO_WAIT 0
112 #define LPFC_MBX_WAIT 1
114 #define LPFC_CFG_PARAM_MAGIC_NUM 0xFEAA0005
115 #define LPFC_PORT_CFG_NAME "/cfg/port.cfg"
117 #define lpfc_rangecheck(val, min, max) \
118 ((uint)(val) >= (uint)(min) && (val) <= (max))
120 enum lpfc_polling_flags {
121 ENABLE_FCP_RING_POLLING = 0x1,
122 DISABLE_FCP_RING_INT = 0x2
126 uint16_t cmd_cpu[40];
127 uint16_t rsp_cpu[40];
133 * Provide for FC4 TYPE x28 - NVME. The
134 * bit mask for FCP and NVME is 0x8 identically
135 * because they are 32 bit positions distance.
137 #define LPFC_FC4_TYPE_BITMASK 0x00000100
139 /* Provide DMA memory definitions the driver uses per port instance. */
141 struct list_head list;
142 void *virt; /* virtual address ptr */
143 dma_addr_t phys; /* mapped address */
144 uint32_t buffer_tag; /* used for tagged queue ring */
147 struct lpfc_nvmet_ctxbuf {
148 struct list_head list;
149 struct lpfc_async_xchg_ctx *context;
150 struct lpfc_iocbq *iocbq;
151 struct lpfc_sglq *sglq;
152 struct work_struct defer_work;
155 struct lpfc_dma_pool {
156 struct lpfc_dmabuf *elements;
158 uint32_t current_count;
162 struct lpfc_dmabuf hbuf;
163 struct lpfc_dmabuf dbuf;
167 struct lpfc_cq_event cq_event;
168 unsigned long time_stamp;
173 struct lpfc_dmabuf hbuf;
174 struct lpfc_dmabuf dbuf;
178 struct lpfc_queue *hrq; /* ptr to associated Header RQ */
179 struct lpfc_queue *drq; /* ptr to associated Data RQ */
182 /* Priority bit. Set value to exceed low water mark in lpfc_mem. */
183 #define MEM_PRI 0x100
186 /****************************************************************************/
187 /* Device VPD save area */
188 /****************************************************************************/
189 typedef struct lpfc_vpd {
190 uint32_t status; /* vpd status value */
191 uint32_t length; /* number of bytes actually returned */
193 uint32_t rsvd1; /* Revision numbers */
201 uint8_t feaLevelHigh;
203 uint32_t postKernRev;
205 uint8_t opFwName[16];
207 uint8_t sli1FwName[16];
209 uint8_t sli2FwName[16];
212 #ifdef __BIG_ENDIAN_BITFIELD
213 uint32_t rsvd3 :20; /* Reserved */
214 uint32_t rsvd2 : 3; /* Reserved */
215 uint32_t cbg : 1; /* Configure BlockGuard */
216 uint32_t cmv : 1; /* Configure Max VPIs */
217 uint32_t ccrp : 1; /* Config Command Ring Polling */
218 uint32_t csah : 1; /* Configure Synchronous Abort Handling */
219 uint32_t chbs : 1; /* Cofigure Host Backing store */
220 uint32_t cinb : 1; /* Enable Interrupt Notification Block */
221 uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */
222 uint32_t cmx : 1; /* Configure Max XRIs */
223 uint32_t cmr : 1; /* Configure Max RPIs */
224 #else /* __LITTLE_ENDIAN */
225 uint32_t cmr : 1; /* Configure Max RPIs */
226 uint32_t cmx : 1; /* Configure Max XRIs */
227 uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */
228 uint32_t cinb : 1; /* Enable Interrupt Notification Block */
229 uint32_t chbs : 1; /* Cofigure Host Backing store */
230 uint32_t csah : 1; /* Configure Synchronous Abort Handling */
231 uint32_t ccrp : 1; /* Config Command Ring Polling */
232 uint32_t cmv : 1; /* Configure Max VPIs */
233 uint32_t cbg : 1; /* Configure BlockGuard */
234 uint32_t rsvd2 : 3; /* Reserved */
235 uint32_t rsvd3 :20; /* Reserved */
245 /* Statistics for ELS commands */
247 uint32_t elsRetryExceeded;
248 uint32_t elsXmitRetry;
249 uint32_t elsDelayRetry;
251 uint32_t elsRcvFrame;
255 uint32_t elsRcvFARPR;
256 uint32_t elsRcvFLOGI;
257 uint32_t elsRcvPLOGI;
258 uint32_t elsRcvADISC;
259 uint32_t elsRcvPDISC;
273 uint32_t elsXmitFLOGI;
274 uint32_t elsXmitFDISC;
275 uint32_t elsXmitPLOGI;
276 uint32_t elsXmitPRLI;
277 uint32_t elsXmitADISC;
278 uint32_t elsXmitLOGO;
280 uint32_t elsXmitRSCN;
281 uint32_t elsXmitRNID;
282 uint32_t elsXmitFARP;
283 uint32_t elsXmitFARPR;
285 uint32_t elsXmitLSRJT;
287 uint32_t frameRcvBcast;
288 uint32_t frameRcvMulti;
289 uint32_t strayXmitCmpl;
290 uint32_t frameXmitDelay;
295 uint32_t LinkMultiEvent;
300 uint32_t fcpRemoteStop;
302 uint32_t fcpPortBusy;
304 uint32_t fcpLocalErr;
310 #define LPFC_VMID_TIMER 300 /* timer interval in seconds */
312 #define LPFC_MAX_VMID_SIZE 256
314 union lpfc_vmid_io_tag {
315 u32 app_id; /* App Id vmid */
316 u8 cs_ctl_vmid; /* Priority tag vmid */
319 #define JIFFIES_PER_HR (HZ * 60 * 60)
323 #define LPFC_VMID_SLOT_FREE 0x0
324 #define LPFC_VMID_SLOT_USED 0x1
325 #define LPFC_VMID_REQ_REGISTER 0x2
326 #define LPFC_VMID_REGISTERED 0x4
327 #define LPFC_VMID_DE_REGISTER 0x8
328 char host_vmid[LPFC_MAX_VMID_SIZE];
329 union lpfc_vmid_io_tag un;
330 struct hlist_node hnode;
334 u8 delete_inactive; /* Delete if inactive flag 0 = no, 1 = yes */
336 u64 __percpu *last_io_time;
339 #define lpfc_vmid_is_type_priority_tag(vport)\
340 (vport->vmid_priority_tagging ? 1 : 0)
342 #define LPFC_VMID_HASH_SIZE 256
343 #define LPFC_VMID_HASH_MASK 255
344 #define LPFC_VMID_HASH_SHIFT 6
346 struct lpfc_vmid_context {
347 struct lpfc_vmid *vmp;
348 struct lpfc_nodelist *nlp;
352 struct lpfc_vmid_priority_range {
358 struct lpfc_vmid_priority_info {
360 struct lpfc_vmid_priority_range *vmid_range;
363 #define QFPA_EVEN_ONLY 0x01
364 #define QFPA_ODD_ONLY 0x02
365 #define QFPA_EVEN_ODD 0x03
367 enum discovery_state {
368 LPFC_VPORT_UNKNOWN = 0, /* vport state is unknown */
369 LPFC_VPORT_FAILED = 1, /* vport has failed */
370 LPFC_LOCAL_CFG_LINK = 6, /* local NPORT Id configured */
371 LPFC_FLOGI = 7, /* FLOGI sent to Fabric */
372 LPFC_FDISC = 8, /* FDISC sent for vport */
373 LPFC_FABRIC_CFG_LINK = 9, /* Fabric assigned NPORT Id
375 LPFC_NS_REG = 10, /* Register with NameServer */
376 LPFC_NS_QRY = 11, /* Query NameServer for NPort ID list */
377 LPFC_BUILD_DISC_LIST = 12, /* Build ADISC and PLOGI lists for
378 * device authentication / discovery */
379 LPFC_DISC_AUTH = 13, /* Processing ADISC list */
380 LPFC_VPORT_READY = 32,
384 LPFC_LINK_UNKNOWN = 0, /* HBA state is unknown */
385 LPFC_WARM_START = 1, /* HBA state after selective reset */
386 LPFC_INIT_START = 2, /* Initial state after board reset */
387 LPFC_INIT_MBX_CMDS = 3, /* Initialize HBA with mbox commands */
388 LPFC_LINK_DOWN = 4, /* HBA initialized, link is down */
389 LPFC_LINK_UP = 5, /* Link is up - issue READ_LA */
390 LPFC_CLEAR_LA = 6, /* authentication cmplt - issue
396 struct lpfc_trunk_link_state {
397 enum hba_state state;
401 struct lpfc_trunk_link {
402 struct lpfc_trunk_link_state link0,
409 /* Format of congestion module parameters */
410 struct lpfc_cgn_param {
411 uint32_t cgn_param_magic;
412 uint8_t cgn_param_version; /* version 1 */
413 uint8_t cgn_param_mode; /* 0=off 1=managed 2=monitor only */
414 #define LPFC_CFG_OFF 0
415 #define LPFC_CFG_MANAGED 1
416 #define LPFC_CFG_MONITOR 2
419 uint8_t cgn_param_level0;
420 uint8_t cgn_param_level1;
421 uint8_t cgn_param_level2;
429 /* Max number of days of congestion data */
430 #define LPFC_MAX_CGN_DAYS 10
441 /* Format of congestion buffer info
442 * This structure defines memory thats allocated and registered with
443 * the HBA firmware. When adding or removing fields from this structure
444 * the alignment must match the HBA firmware.
447 struct lpfc_cgn_info {
449 __le16 cgn_info_size; /* is sizeof(struct lpfc_cgn_info) */
450 uint8_t cgn_info_version; /* represents format of structure */
451 #define LPFC_CGN_INFO_V1 1
452 #define LPFC_CGN_INFO_V2 2
453 #define LPFC_CGN_INFO_V3 3
454 #define LPFC_CGN_INFO_V4 4
455 uint8_t cgn_info_mode; /* 0=off 1=managed 2=monitor only */
456 uint8_t cgn_info_detect;
457 uint8_t cgn_info_action;
458 uint8_t cgn_info_level0;
459 uint8_t cgn_info_level1;
460 uint8_t cgn_info_level2;
463 struct lpfc_cgn_ts base_time;
465 /* minute / hours / daily indices */
466 uint8_t cgn_index_minute;
467 uint8_t cgn_index_hour;
468 uint8_t cgn_index_day;
470 __le16 cgn_warn_freq;
471 __le16 cgn_alarm_freq;
475 /* Driver Information */
476 __le16 cgn_drvr_min[60];
477 __le32 cgn_drvr_hr[24];
478 __le32 cgn_drvr_day[LPFC_MAX_CGN_DAYS];
480 /* Congestion Warnings */
481 __le16 cgn_warn_min[60];
482 __le32 cgn_warn_hr[24];
483 __le32 cgn_warn_day[LPFC_MAX_CGN_DAYS];
485 /* Latency Information */
486 __le32 cgn_latency_min[60];
487 __le32 cgn_latency_hr[24];
488 __le32 cgn_latency_day[LPFC_MAX_CGN_DAYS];
490 /* Bandwidth Information */
491 __le16 cgn_bw_min[60];
492 __le16 cgn_bw_hr[24];
493 __le16 cgn_bw_day[LPFC_MAX_CGN_DAYS];
495 /* Congestion Alarms */
496 __le16 cgn_alarm_min[60];
497 __le32 cgn_alarm_hr[24];
498 __le32 cgn_alarm_day[LPFC_MAX_CGN_DAYS];
500 struct_group(cgn_stat,
501 uint8_t cgn_stat_npm; /* Notifications per minute */
504 struct lpfc_cgn_ts stat_start; /* Base time */
507 __le32 cgn_notification;
508 __le32 cgn_peer_notification;
509 __le32 link_integ_notification;
510 __le32 delivery_notification;
511 struct lpfc_cgn_ts stat_fpin; /* Last congestion notification FPIN */
512 struct lpfc_cgn_ts stat_peer; /* Last peer congestion FPIN */
513 struct lpfc_cgn_ts stat_lnk; /* Last link integrity FPIN */
514 struct lpfc_cgn_ts stat_delivery; /* Last delivery notification FPIN */
518 #define LPFC_CGN_CRC32_MAGIC_NUMBER 0x1EDC6F41
519 #define LPFC_CGN_CRC32_SEED 0xFFFFFFFF
522 #define LPFC_CGN_INFO_SZ (sizeof(struct lpfc_cgn_info) - \
525 struct lpfc_cgn_stat {
526 atomic64_t total_bytes;
527 atomic64_t rcv_bytes;
528 atomic64_t rx_latency;
529 #define LPFC_CGN_NOT_SENT 0xFFFFFFFFFFFFFFFFLL
533 struct lpfc_cgn_acqe_stat {
539 /* Several of these flags are HBA centric and should be moved to
540 * phba->link_flag (e.g. FC_PTP, FC_PUBLIC_LOOP)
542 FC_PT2PT, /* pt2pt with no fabric */
543 FC_PT2PT_PLOGI, /* pt2pt initiate PLOGI */
544 FC_DISC_TMO, /* Discovery timer running */
545 FC_PUBLIC_LOOP, /* Public loop */
546 FC_LBIT, /* LOGIN bit in loopinit set */
547 FC_RSCN_MODE, /* RSCN cmd rcv'ed */
548 FC_NLP_MORE, /* More node to process in node tbl */
549 FC_OFFLINE_MODE, /* Interface is offline for diag */
550 FC_FABRIC, /* We are fabric attached */
551 FC_VPORT_LOGO_RCVD, /* LOGO received on vport */
552 FC_RSCN_DISCOVERY, /* Auth all devices after RSCN */
553 FC_LOGO_RCVD_DID_CHNG, /* FDISC on phys port detect DID chng */
554 FC_PT2PT_NO_NVME, /* Don't send NVME PRLI */
555 FC_SCSI_SCAN_TMO, /* scsi scan timer running */
556 FC_ABORT_DISCOVERY, /* we want to abort discovery */
557 FC_NDISC_ACTIVE, /* NPort discovery active */
558 FC_BYPASSED_MODE, /* NPort is in bypassed mode */
559 FC_VPORT_NEEDS_REG_VPI, /* Needs to have its vpi registered */
560 FC_RSCN_DEFERRED, /* A deferred RSCN being processed */
561 FC_VPORT_NEEDS_INIT_VPI, /* Need to INIT_VPI before FDISC */
562 FC_VPORT_CVL_RCVD, /* VLink failed due to CVL */
563 FC_VFI_REGISTERED, /* VFI is registered */
564 FC_FDISC_COMPLETED, /* FDISC completed */
565 FC_DISC_DELAYED, /* Delay NPort discovery */
568 enum lpfc_load_flag {
569 FC_LOADING, /* HBA in process of loading drvr */
570 FC_UNLOADING, /* HBA in process of unloading drvr */
571 FC_ALLOW_FDMI, /* port is ready for FDMI requests */
572 FC_ALLOW_VMID, /* Allow VMID I/Os */
573 FC_DEREGISTER_ALL_APP_ID /* Deregister all VMIDs */
577 struct lpfc_hba *phba;
578 struct list_head listentry;
580 #define LPFC_PHYSICAL_PORT 1
581 #define LPFC_NPIV_PORT 2
582 #define LPFC_FABRIC_PORT 3
583 enum discovery_state port_state;
588 #define LPFC_VPI_REGISTERED 0x1
590 unsigned long fc_flag; /* FC flags */
593 #define FC_CT_RFF_ID 0x1 /* RFF_ID accepted by switch */
594 #define FC_CT_RNN_ID 0x2 /* RNN_ID accepted by switch */
595 #define FC_CT_RSNN_NN 0x4 /* RSNN_NN accepted by switch */
596 #define FC_CT_RSPN_ID 0x8 /* RSPN_ID accepted by switch */
597 #define FC_CT_RFT_ID 0x10 /* RFT_ID accepted by switch */
598 #define FC_CT_RPRT_DEFER 0x20 /* Defer issuing FDMI RPRT */
600 struct list_head fc_nodes;
601 spinlock_t fc_nodes_list_lock; /* spinlock for fc_nodes list */
603 /* Keep counters for the number of entries in each list. */
604 atomic_t fc_plogi_cnt;
605 atomic_t fc_adisc_cnt;
606 atomic_t fc_reglogin_cnt;
607 atomic_t fc_prli_cnt;
608 atomic_t fc_unmap_cnt;
611 atomic_t fc_unused_cnt;
613 struct serv_parm fc_sparam; /* buffer for our service parameters */
615 uint32_t fc_myDID; /* fibre channel S_ID */
616 uint32_t fc_prevDID; /* previous fibre channel S_ID */
617 struct lpfc_name fabric_portname;
618 struct lpfc_name fabric_nodename;
620 int32_t stopped; /* HBA has not been restarted since last ERATT */
621 uint8_t fc_linkspeed; /* Link speed after last READ_LA */
623 uint32_t num_disc_nodes; /* in addition to hba_state */
624 uint32_t gidft_inp; /* cnt of outstanding GID_FTs */
626 uint32_t fc_nlp_cnt; /* outstanding NODELIST requests */
627 uint32_t fc_rscn_id_cnt; /* count of RSCNs payloads in list */
628 uint32_t fc_rscn_flush; /* flag use of fc_rscn_id_list */
629 struct lpfc_dmabuf *fc_rscn_id_list[FC_MAX_HOLD_RSCN];
630 struct lpfc_name fc_nodename; /* fc nodename */
631 struct lpfc_name fc_portname; /* fc portname */
633 struct lpfc_work_evt disc_timeout_evt;
635 struct timer_list fc_disctmo; /* Discovery rescue timer */
636 uint8_t fc_ns_retry; /* retries for fabric nameserver */
637 uint32_t fc_prli_sent; /* cntr for outstanding PRLIs */
639 spinlock_t work_port_lock;
640 uint32_t work_port_events; /* Timeout to be handled */
641 #define WORKER_DISC_TMO 0x1 /* vport: Discovery timeout */
642 #define WORKER_ELS_TMO 0x2 /* vport: ELS timeout */
643 #define WORKER_DELAYED_DISC_TMO 0x8 /* vport: delayed discovery */
645 #define WORKER_MBOX_TMO 0x100 /* hba: MBOX timeout */
646 #define WORKER_HB_TMO 0x200 /* hba: Heart beat timeout */
647 #define WORKER_FABRIC_BLOCK_TMO 0x400 /* hba: fabric block timeout */
648 #define WORKER_RAMP_DOWN_QUEUE 0x800 /* hba: Decrease Q depth */
649 #define WORKER_RAMP_UP_QUEUE 0x1000 /* hba: Increase Q depth */
650 #define WORKER_SERVICE_TXQ 0x2000 /* hba: IOCBs on the txq */
651 #define WORKER_CHECK_INACTIVE_VMID 0x4000 /* hba: check inactive vmids */
652 #define WORKER_CHECK_VMID_ISSUE_QFPA 0x8000 /* vport: Check if qfpa needs
655 struct timer_list els_tmofunc;
656 struct timer_list delayed_disc_tmo;
658 unsigned long load_flag;
659 /* Vport Config Parameters */
660 uint32_t cfg_scan_down;
661 uint32_t cfg_lun_queue_depth;
662 uint32_t cfg_nodev_tmo;
663 uint32_t cfg_devloss_tmo;
664 uint32_t cfg_restrict_login;
665 uint32_t cfg_peer_port_login;
666 uint32_t cfg_fcp_class;
667 uint32_t cfg_use_adisc;
668 uint32_t cfg_discovery_threads;
669 uint32_t cfg_log_verbose;
670 uint32_t cfg_enable_fc4_type;
671 uint32_t cfg_max_luns;
672 uint32_t cfg_enable_da_id;
673 uint32_t cfg_max_scsicmpl_time;
674 uint32_t cfg_tgt_queue_depth;
675 uint32_t cfg_first_burst_size;
676 uint32_t dev_loss_tmo_changed;
677 /* VMID parameters */
678 u8 lpfc_vmid_host_uuid[16];
679 u32 max_vmid; /* maximum VMIDs allowed per port */
680 u32 cur_vmid_cnt; /* Current VMID count */
681 #define LPFC_MIN_VMID 4
682 #define LPFC_MAX_VMID 255
683 u32 vmid_inactivity_timeout; /* Time after which the VMID */
684 /* deregisters from switch */
685 u32 vmid_priority_tagging;
686 #define LPFC_VMID_PRIO_TAG_DISABLE 0 /* Disable */
687 #define LPFC_VMID_PRIO_TAG_SUP_TARGETS 1 /* Allow supported targets only */
688 #define LPFC_VMID_PRIO_TAG_ALL_TARGETS 2 /* Allow all targets */
689 unsigned long *vmid_priority_range;
690 #define LPFC_VMID_MAX_PRIORITY_RANGE 256
691 #define LPFC_VMID_PRIORITY_BITMAP_SIZE 32
693 #define LPFC_VMID_IN_USE 0x1
694 #define LPFC_VMID_ISSUE_QFPA 0x2
695 #define LPFC_VMID_QFPA_CMPL 0x4
696 #define LPFC_VMID_QOS_ENABLED 0x8
697 #define LPFC_VMID_TIMER_ENBLD 0x10
698 #define LPFC_VMID_TYPE_PRIO 0x20
699 struct fc_qfpa_res *qfpa_res;
701 struct fc_vport *fc_vport;
703 struct lpfc_vmid *vmid;
704 DECLARE_HASHTABLE(hash_table, 8);
706 struct lpfc_vmid_priority_info vmid_priority;
708 #ifdef CONFIG_SCSI_LPFC_DEBUG_FS
709 struct dentry *debug_disc_trc;
710 struct dentry *debug_nodelist;
711 struct dentry *debug_nvmestat;
712 struct dentry *debug_scsistat;
713 struct dentry *debug_ioktime;
714 struct dentry *debug_hdwqstat;
715 struct dentry *vport_debugfs_root;
716 struct lpfc_debugfs_trc *disc_trc;
717 atomic_t disc_trc_cnt;
719 struct list_head rcv_buffer_list;
720 unsigned long rcv_buffer_time_stamp;
722 #define STATIC_VPORT 0x1
723 #define FAWWPN_PARAM_CHG 0x2
725 uint16_t fdmi_num_disc;
726 uint32_t fdmi_hba_mask;
727 uint32_t fdmi_port_mask;
729 /* There is a single nvme instance per vport. */
730 struct nvme_fc_local_port *localport;
731 uint8_t nvmei_support; /* driver supports NVME Initiator */
732 uint32_t last_fcp_wqidx;
733 uint32_t rcv_flogi_cnt; /* How many unsol FLOGIs ACK'd. */
737 uint16_t entry_count; /* Current number of HBQ slots */
738 uint16_t buffer_count; /* Current number of buffers posted */
739 uint32_t next_hbqPutIdx; /* Index to next HBQ slot to use */
740 uint32_t hbqPutIdx; /* HBQ slot to use */
741 uint32_t local_hbqGetIdx; /* Local copy of Get index from Port */
742 void *hbq_virt; /* Virtual ptr to this hbq */
743 struct list_head hbq_buffer_list; /* buffers assigned to this HBQ */
744 /* Callback for HBQ buffer allocation */
745 struct hbq_dmabuf *(*hbq_alloc_buffer) (struct lpfc_hba *);
746 /* Callback for HBQ buffer free */
747 void (*hbq_free_buffer) (struct lpfc_hba *,
748 struct hbq_dmabuf *);
751 /* this matches the position in the lpfc_hbq_defs array */
752 #define LPFC_ELS_HBQ 0
753 #define LPFC_MAX_HBQS 1
755 enum hba_temp_state {
767 #define LPFC_CT_CTX_MAX 64
768 struct unsol_rcv_ct_ctx {
772 #define UNSOL_INVALID 0
773 #define UNSOL_VALID 1
778 #define LPFC_USER_LINK_SPEED_AUTO 0 /* auto select (default)*/
779 #define LPFC_USER_LINK_SPEED_1G 1 /* 1 Gigabaud */
780 #define LPFC_USER_LINK_SPEED_2G 2 /* 2 Gigabaud */
781 #define LPFC_USER_LINK_SPEED_4G 4 /* 4 Gigabaud */
782 #define LPFC_USER_LINK_SPEED_8G 8 /* 8 Gigabaud */
783 #define LPFC_USER_LINK_SPEED_10G 10 /* 10 Gigabaud */
784 #define LPFC_USER_LINK_SPEED_16G 16 /* 16 Gigabaud */
785 #define LPFC_USER_LINK_SPEED_32G 32 /* 32 Gigabaud */
786 #define LPFC_USER_LINK_SPEED_64G 64 /* 64 Gigabaud */
787 #define LPFC_USER_LINK_SPEED_MAX LPFC_USER_LINK_SPEED_64G
789 #define LPFC_LINK_SPEED_STRING "0, 1, 2, 4, 8, 10, 16, 32, 64"
811 struct lpfc_mbox_ext_buf_ctx {
813 #define LPFC_BSG_MBOX_IDLE 0
814 #define LPFC_BSG_MBOX_HOST 1
815 #define LPFC_BSG_MBOX_PORT 2
816 #define LPFC_BSG_MBOX_DONE 3
817 #define LPFC_BSG_MBOX_ABTS 4
818 enum nemb_type nembType;
819 enum mbox_type mboxType;
823 struct lpfc_dmabuf *mbx_dmabuf;
824 struct list_head ext_dmabuf_list;
827 struct lpfc_epd_pool {
829 struct list_head list;
831 spinlock_t lock; /* lock for expedite pool */
840 struct lpfc_ras_fwlog {
842 uint32_t fw_buffcount; /* Buffer size posted to FW */
843 #define LPFC_RAS_BUFF_ENTERIES 16 /* Each entry can hold max of 64k */
844 #define LPFC_RAS_MAX_ENTRY_SIZE (64 * 1024)
845 #define LPFC_RAS_MIN_BUFF_POST_SIZE (256 * 1024)
846 #define LPFC_RAS_MAX_BUFF_POST_SIZE (1024 * 1024)
847 uint32_t fw_loglevel; /* Log level set */
848 struct lpfc_dmabuf lwpd;
849 struct list_head fwlog_buff_list;
851 /* RAS support status on adapter */
852 bool ras_hwsupport; /* RAS Support available on HW or not */
853 bool ras_enabled; /* Ras Enabled for the function */
854 #define LPFC_RAS_DISABLE_LOGGING 0x00
855 #define LPFC_RAS_ENABLE_LOGGING 0x01
856 enum ras_state state; /* RAS logging running state */
859 #define DBG_LOG_STR_SZ 256
860 #define DBG_LOG_SZ 256
863 char log[DBG_LOG_STR_SZ];
867 enum lpfc_irq_chann_mode {
868 /* Assign IRQs to all possible cpus that have hardware queues */
871 /* Assign IRQs only to cpus on the same numa node as HBA */
874 /* Assign IRQs only on non-hyperthreaded CPUs. This is the
875 * same as normal_mode, but assign IRQS only on physical CPUs.
880 enum lpfc_hba_bit_flags {
881 FABRIC_COMANDS_BLOCKED,
887 /* SCSI interface function jump table entries */
888 struct lpfc_io_buf * (*lpfc_get_scsi_buf)
889 (struct lpfc_hba *phba, struct lpfc_nodelist *ndlp,
890 struct scsi_cmnd *cmnd);
891 int (*lpfc_scsi_prep_dma_buf)
892 (struct lpfc_hba *, struct lpfc_io_buf *);
893 void (*lpfc_scsi_unprep_dma_buf)
894 (struct lpfc_hba *, struct lpfc_io_buf *);
895 void (*lpfc_release_scsi_buf)
896 (struct lpfc_hba *, struct lpfc_io_buf *);
897 void (*lpfc_rampdown_queue_depth)
899 void (*lpfc_scsi_prep_cmnd)
900 (struct lpfc_vport *, struct lpfc_io_buf *,
901 struct lpfc_nodelist *);
902 int (*lpfc_scsi_prep_cmnd_buf)
903 (struct lpfc_vport *vport,
904 struct lpfc_io_buf *lpfc_cmd,
906 int (*lpfc_scsi_prep_task_mgmt_cmd)
907 (struct lpfc_vport *vport,
908 struct lpfc_io_buf *lpfc_cmd,
909 u64 lun, u8 task_mgmt_cmd);
911 /* IOCB interface function jump table entries */
912 int (*__lpfc_sli_issue_iocb)
913 (struct lpfc_hba *, uint32_t,
914 struct lpfc_iocbq *, uint32_t);
915 int (*__lpfc_sli_issue_fcp_io)
916 (struct lpfc_hba *phba, uint32_t ring_number,
917 struct lpfc_iocbq *piocb, uint32_t flag);
918 void (*__lpfc_sli_release_iocbq)(struct lpfc_hba *,
919 struct lpfc_iocbq *);
920 int (*lpfc_hba_down_post)(struct lpfc_hba *phba);
922 /* MBOX interface function jump table entries */
923 int (*lpfc_sli_issue_mbox)
924 (struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
926 /* Slow-path IOCB process function jump table entries */
927 void (*lpfc_sli_handle_slow_ring_event)
928 (struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
931 /* INIT device interface function jump table entries */
932 int (*lpfc_sli_hbq_to_firmware)
933 (struct lpfc_hba *, uint32_t, struct hbq_dmabuf *);
934 int (*lpfc_sli_brdrestart)
936 int (*lpfc_sli_brdready)
937 (struct lpfc_hba *, uint32_t);
938 void (*lpfc_handle_eratt)
940 void (*lpfc_stop_port)
942 int (*lpfc_hba_init_link)
943 (struct lpfc_hba *, uint32_t);
944 int (*lpfc_hba_down_link)
945 (struct lpfc_hba *, uint32_t);
946 int (*lpfc_selective_reset)
949 int (*lpfc_bg_scsi_prep_dma_buf)
950 (struct lpfc_hba *, struct lpfc_io_buf *);
952 /* Prep SLI WQE/IOCB jump table entries */
953 void (*__lpfc_sli_prep_els_req_rsp)(struct lpfc_iocbq *cmdiocbq,
954 struct lpfc_vport *vport,
955 struct lpfc_dmabuf *bmp,
956 u16 cmd_size, u32 did, u32 elscmd,
957 u8 tmo, u8 expect_rsp);
958 void (*__lpfc_sli_prep_gen_req)(struct lpfc_iocbq *cmdiocbq,
959 struct lpfc_dmabuf *bmp, u16 rpi,
960 u32 num_entry, u8 tmo);
961 void (*__lpfc_sli_prep_xmit_seq64)(struct lpfc_iocbq *cmdiocbq,
962 struct lpfc_dmabuf *bmp, u16 rpi,
963 u16 ox_id, u32 num_entry, u8 rctl,
964 u8 last_seq, u8 cr_cx_cmd);
965 void (*__lpfc_sli_prep_abort_xri)(struct lpfc_iocbq *cmdiocbq,
966 u16 ulp_context, u16 iotag,
967 u8 ulp_class, u16 cqid, bool ia,
971 struct lpfc_epd_pool epd_pool;
973 /* SLI4 specific HBA data structure */
974 struct lpfc_sli4_hba sli4_hba;
976 struct workqueue_struct *wq;
977 struct delayed_work eq_delay_work;
979 #define LPFC_IDLE_STAT_DELAY 1000
980 struct delayed_work idle_stat_delay_work;
983 uint8_t pci_dev_grp; /* lpfc PCI dev group: 0x0, 0x1, 0x2,... */
984 uint32_t sli_rev; /* SLI2, SLI3, or SLI4 */
985 uint32_t sli3_options; /* Mask of enabled SLI3 options */
986 #define LPFC_SLI3_HBQ_ENABLED 0x01
987 #define LPFC_SLI3_NPIV_ENABLED 0x02
988 #define LPFC_SLI3_VPORT_TEARDOWN 0x04
989 #define LPFC_SLI3_CRP_ENABLED 0x08
990 #define LPFC_SLI3_BG_ENABLED 0x20
991 #define LPFC_SLI3_DSS_ENABLED 0x40
992 #define LPFC_SLI4_PERFH_ENABLED 0x80
993 #define LPFC_SLI4_PHWQ_ENABLED 0x100
994 uint32_t iocb_cmd_size;
995 uint32_t iocb_rsp_size;
997 struct lpfc_trunk_link trunk_link;
998 enum hba_state link_state;
999 uint32_t link_flag; /* link state flags */
1000 #define LS_LOOPBACK_MODE 0x1 /* NPort is in Loopback mode */
1001 /* This flag is set while issuing */
1002 /* INIT_LINK mailbox command */
1003 #define LS_NPIV_FAB_SUPPORTED 0x2 /* Fabric supports NPIV */
1004 #define LS_IGNORE_ERATT 0x4 /* intr handler should ignore ERATT */
1005 #define LS_MDS_LINK_DOWN 0x8 /* MDS Diagnostics Link Down */
1006 #define LS_MDS_LOOPBACK 0x10 /* MDS Diagnostics Link Up (Loopback) */
1007 #define LS_CT_VEN_RPA 0x20 /* Vendor RPA sent to switch */
1008 #define LS_EXTERNAL_LOOPBACK 0x40 /* External loopback plug inserted */
1010 uint32_t hba_flag; /* hba generic flags */
1011 #define HBA_ERATT_HANDLED 0x1 /* This flag is set when eratt handled */
1012 #define DEFER_ERATT 0x2 /* Deferred error attention in progress */
1013 #define HBA_FCOE_MODE 0x4 /* HBA function in FCoE Mode */
1014 #define HBA_SP_QUEUE_EVT 0x8 /* Slow-path qevt posted to worker thread*/
1015 #define HBA_POST_RECEIVE_BUFFER 0x10 /* Rcv buffers need to be posted */
1016 #define HBA_PERSISTENT_TOPO 0x20 /* Persistent topology support in hba */
1017 #define ELS_XRI_ABORT_EVENT 0x40 /* ELS_XRI abort event was queued */
1018 #define ASYNC_EVENT 0x80
1019 #define LINK_DISABLED 0x100 /* Link disabled by user */
1020 #define FCF_TS_INPROG 0x200 /* FCF table scan in progress */
1021 #define FCF_RR_INPROG 0x400 /* FCF roundrobin flogi in progress */
1022 #define HBA_FIP_SUPPORT 0x800 /* FIP support in HBA */
1023 #define HBA_DEVLOSS_TMO 0x2000 /* HBA in devloss timeout */
1024 #define HBA_RRQ_ACTIVE 0x4000 /* process the rrq active list */
1025 #define HBA_IOQ_FLUSH 0x8000 /* FCP/NVME I/O queues being flushed */
1026 #define HBA_RECOVERABLE_UE 0x20000 /* Firmware supports recoverable UE */
1027 #define HBA_FORCED_LINK_SPEED 0x40000 /*
1028 * Firmware supports Forced Link Speed
1031 #define HBA_FLOGI_ISSUED 0x100000 /* FLOGI was issued */
1032 #define HBA_DEFER_FLOGI 0x800000 /* Defer FLOGI till read_sparm cmpl */
1033 #define HBA_SETUP 0x1000000 /* Signifies HBA setup is completed */
1034 #define HBA_NEEDS_CFG_PORT 0x2000000 /* SLI3 - needs a CONFIG_PORT mbox */
1035 #define HBA_HBEAT_INP 0x4000000 /* mbox HBEAT is in progress */
1036 #define HBA_HBEAT_TMO 0x8000000 /* HBEAT initiated after timeout */
1037 #define HBA_FLOGI_OUTSTANDING 0x10000000 /* FLOGI is outstanding */
1038 #define HBA_RHBA_CMPL 0x20000000 /* RHBA FDMI command is successful */
1040 struct completion *fw_dump_cmpl; /* cmpl event tracker for fw_dump */
1041 uint32_t fcp_ring_in_use; /* When polling test if intr-hndlr active*/
1042 struct lpfc_dmabuf slim2p;
1046 struct lpfc_mbox_ext_buf_ctx mbox_ext_buf_ctx;
1049 struct _IOCB *IOCBs;
1051 struct lpfc_dmabuf hbqslimp;
1053 uint16_t pci_cfg_value;
1055 uint8_t fc_linkspeed; /* Link speed after last READ_LA */
1057 uint32_t fc_eventTag; /* event tag for link attention */
1058 uint32_t link_events;
1060 /* These fields used to be binfo */
1061 uint32_t fc_pref_DID; /* preferred D_ID */
1062 uint8_t fc_pref_ALPA; /* preferred AL_PA */
1063 uint32_t fc_edtovResol; /* E_D_TOV timer resolution */
1064 uint32_t fc_edtov; /* E_D_TOV timer value */
1065 uint32_t fc_arbtov; /* ARB_TOV timer value */
1066 uint32_t fc_ratov; /* R_A_TOV timer value */
1067 uint32_t fc_rttov; /* R_T_TOV timer value */
1068 uint32_t fc_altov; /* AL_TOV timer value */
1069 uint32_t fc_crtov; /* C_R_TOV timer value */
1071 struct serv_parm fc_fabparam; /* fabric service parameters buffer */
1072 uint8_t alpa_map[128]; /* AL_PA map from READ_LA */
1076 uint32_t fc_topology; /* link topology, from LINK INIT */
1077 uint32_t fc_topology_changed; /* link topology, from LINK INIT */
1079 struct lpfc_stats fc_stat;
1081 struct lpfc_nodelist fc_fcpnodev; /* nodelist entry for no device */
1082 uint32_t nport_event_cnt; /* timestamp for nlplist entry */
1086 uint32_t RandomData[7];
1087 uint8_t fcp_embed_io;
1088 uint8_t nvmet_support; /* driver supports NVMET */
1089 #define LPFC_NVMET_MAX_PORTS 32
1090 uint8_t mds_diags_support;
1091 uint8_t bbcredit_support;
1092 uint8_t enab_exp_wqcq_pages;
1093 u8 nsler; /* Firmware supports FC-NVMe-2 SLER */
1095 /* HBA Config Parameters */
1097 uint32_t cfg_xri_rebalancing;
1099 uint32_t cfg_enable_npiv;
1100 uint32_t cfg_enable_rrq;
1101 uint32_t cfg_topology;
1102 uint32_t cfg_link_speed;
1103 #define LPFC_FCF_FOV 1 /* Fast fcf failover */
1104 #define LPFC_FCF_PRIORITY 2 /* Priority fcf failover */
1105 uint32_t cfg_fcf_failover_policy;
1106 uint32_t cfg_fcp_io_sched;
1107 uint32_t cfg_ns_query;
1108 uint32_t cfg_fcp2_no_tgt_reset;
1109 uint32_t cfg_cr_delay;
1110 uint32_t cfg_cr_count;
1111 uint32_t cfg_multi_ring_support;
1112 uint32_t cfg_multi_ring_rctl;
1113 uint32_t cfg_multi_ring_type;
1115 uint32_t cfg_poll_tmo;
1116 uint32_t cfg_task_mgmt_tmo;
1117 uint32_t cfg_use_msi;
1118 uint32_t cfg_auto_imax;
1119 uint32_t cfg_fcp_imax;
1120 uint32_t cfg_force_rscn;
1121 uint32_t cfg_cq_poll_threshold;
1122 uint32_t cfg_cq_max_proc_limit;
1123 uint32_t cfg_fcp_cpu_map;
1124 uint32_t cfg_fcp_mq_threshold;
1125 uint32_t cfg_hdw_queue;
1126 uint32_t cfg_irq_chann;
1127 uint32_t cfg_suppress_rsp;
1128 uint32_t cfg_nvme_oas;
1129 uint32_t cfg_nvme_embed_cmd;
1130 uint32_t cfg_nvmet_mrq_post;
1131 uint32_t cfg_nvmet_mrq;
1132 uint32_t cfg_enable_nvmet;
1133 uint32_t cfg_nvme_enable_fb;
1134 uint32_t cfg_nvmet_fb_size;
1135 uint32_t cfg_total_seg_cnt;
1136 uint32_t cfg_sg_seg_cnt;
1137 uint32_t cfg_nvme_seg_cnt;
1138 uint32_t cfg_scsi_seg_cnt;
1139 uint32_t cfg_sg_dma_buf_size;
1140 uint32_t cfg_hba_queue_depth;
1141 uint32_t cfg_enable_hba_reset;
1142 uint32_t cfg_enable_hba_heartbeat;
1144 uint32_t cfg_EnableXLane;
1145 uint8_t cfg_oas_tgt_wwpn[8];
1146 uint8_t cfg_oas_vpt_wwpn[8];
1147 uint32_t cfg_oas_lun_state;
1148 #define OAS_LUN_ENABLE 1
1149 #define OAS_LUN_DISABLE 0
1150 uint32_t cfg_oas_lun_status;
1151 #define OAS_LUN_STATUS_EXISTS 0x01
1152 uint32_t cfg_oas_flags;
1153 #define OAS_FIND_ANY_VPORT 0x01
1154 #define OAS_FIND_ANY_TARGET 0x02
1155 #define OAS_LUN_VALID 0x04
1156 uint32_t cfg_oas_priority;
1157 uint32_t cfg_XLanePriority;
1158 uint32_t cfg_enable_bg;
1159 uint32_t cfg_prot_mask;
1160 uint32_t cfg_prot_guard;
1161 uint32_t cfg_hostmem_hgp;
1162 uint32_t cfg_log_verbose;
1163 uint32_t cfg_enable_fc4_type;
1164 #define LPFC_ENABLE_FCP 1
1165 #define LPFC_ENABLE_NVME 2
1166 #define LPFC_ENABLE_BOTH 3
1167 #if (IS_ENABLED(CONFIG_NVME_FC))
1168 #define LPFC_MAX_ENBL_FC4_TYPE LPFC_ENABLE_BOTH
1169 #define LPFC_DEF_ENBL_FC4_TYPE LPFC_ENABLE_BOTH
1171 #define LPFC_MAX_ENBL_FC4_TYPE LPFC_ENABLE_FCP
1172 #define LPFC_DEF_ENBL_FC4_TYPE LPFC_ENABLE_FCP
1174 uint32_t cfg_sriov_nr_virtfn;
1175 uint32_t cfg_request_firmware_upgrade;
1176 uint32_t cfg_suppress_link_up;
1177 uint32_t cfg_rrq_xri_bitmap_sz;
1178 u32 cfg_fcp_wait_abts_rsp;
1179 uint32_t cfg_delay_discovery;
1180 uint32_t cfg_sli_mode;
1181 #define LPFC_INITIALIZE_LINK 0 /* do normal init_link mbox */
1182 #define LPFC_DELAY_INIT_LINK 1 /* layered driver hold off */
1183 #define LPFC_DELAY_INIT_LINK_INDEFINITELY 2 /* wait, manual intervention */
1184 uint32_t cfg_fdmi_on;
1185 #define LPFC_FDMI_NO_SUPPORT 0 /* FDMI not supported */
1186 #define LPFC_FDMI_SUPPORT 1 /* FDMI supported? */
1187 uint32_t cfg_enable_SmartSAN;
1188 uint32_t cfg_enable_mds_diags;
1189 uint32_t cfg_ras_fwlog_level;
1190 uint32_t cfg_ras_fwlog_buffsize;
1191 uint32_t cfg_ras_fwlog_func;
1192 uint32_t cfg_enable_bbcr; /* Enable BB Credit Recovery */
1193 uint32_t cfg_enable_dpp; /* Enable Direct Packet Push */
1194 uint32_t cfg_enable_pbde;
1195 uint32_t cfg_enable_mi;
1196 struct nvmet_fc_target_port *targetport;
1197 lpfc_vpd_t vpd; /* vital product data */
1199 u32 cfg_max_vmid; /* maximum VMIDs allowed per port */
1200 u32 cfg_vmid_app_header;
1201 #define LPFC_VMID_APP_HEADER_DISABLE 0
1202 #define LPFC_VMID_APP_HEADER_ENABLE 1
1203 u32 cfg_vmid_priority_tagging;
1204 u32 cfg_vmid_inactivity_timeout; /* Time after which the VMID */
1205 /* deregisters from switch */
1206 struct pci_dev *pcidev;
1207 struct list_head work_list;
1208 uint32_t work_ha; /* Host Attention Bits for WT */
1209 uint32_t work_ha_mask; /* HA Bits owned by WT */
1210 uint32_t work_hs; /* HS stored in case of ERRAT */
1211 uint32_t work_status[2]; /* Extra status from SLIM */
1213 wait_queue_head_t work_waitq;
1214 struct task_struct *worker_thread;
1215 unsigned long data_flags;
1216 uint32_t border_sge_num;
1218 uint32_t hbq_in_use; /* HBQs in use flag */
1219 uint32_t hbq_count; /* Count of configured HBQs */
1220 struct hbq_s hbqs[LPFC_MAX_HBQS]; /* local copy of hbq indicies */
1222 atomic_t fcp_qidx; /* next FCP WQ (RR Policy) */
1223 atomic_t nvme_qidx; /* next NVME WQ (RR Policy) */
1225 phys_addr_t pci_bar0_map; /* Physical address for PCI BAR0 */
1226 phys_addr_t pci_bar1_map; /* Physical address for PCI BAR1 */
1227 phys_addr_t pci_bar2_map; /* Physical address for PCI BAR2 */
1228 void __iomem *slim_memmap_p; /* Kernel memory mapped address for
1230 void __iomem *ctrl_regs_memmap_p;/* Kernel memory mapped address for
1233 void __iomem *pci_bar0_memmap_p; /* Kernel memory mapped address for
1234 PCI BAR0 with dual-ULP support */
1235 void __iomem *pci_bar2_memmap_p; /* Kernel memory mapped address for
1236 PCI BAR2 with dual-ULP support */
1237 void __iomem *pci_bar4_memmap_p; /* Kernel memory mapped address for
1238 PCI BAR4 with dual-ULP support */
1239 #define PCI_64BIT_BAR0 0
1240 #define PCI_64BIT_BAR2 2
1241 #define PCI_64BIT_BAR4 4
1242 void __iomem *MBslimaddr; /* virtual address for mbox cmds */
1243 void __iomem *HAregaddr; /* virtual address for host attn reg */
1244 void __iomem *CAregaddr; /* virtual address for chip attn reg */
1245 void __iomem *HSregaddr; /* virtual address for host status
1247 void __iomem *HCregaddr; /* virtual address for host ctl reg */
1249 struct lpfc_hgp __iomem *host_gp; /* Host side get/put pointers */
1250 struct lpfc_pgp *port_gp;
1251 uint32_t __iomem *hbq_put; /* Address in SLIM to HBQ put ptrs */
1252 uint32_t *hbq_get; /* Host mem address of HBQ get ptrs */
1254 int brd_no; /* FC board number */
1255 char SerialNumber[32]; /* adapter Serial Number */
1256 char OptionROMVersion[32]; /* adapter BIOS / Fcode version */
1257 char BIOSVersion[16]; /* Boot BIOS version */
1258 char ModelDesc[256]; /* Model Description */
1259 char ModelName[80]; /* Model Name */
1260 char ProgramType[256]; /* Program Type */
1261 char Port[20]; /* Port No */
1262 uint8_t vpd_flag; /* VPD data flag */
1264 #define VPD_MODEL_DESC 0x1 /* valid vpd model description */
1265 #define VPD_MODEL_NAME 0x2 /* valid vpd model name */
1266 #define VPD_PROGRAM_TYPE 0x4 /* valid vpd program type */
1267 #define VPD_PORT 0x8 /* valid vpd port data */
1268 #define VPD_MASK 0xf /* mask for any vpd data */
1271 struct timer_list fcp_poll_timer;
1272 struct timer_list eratt_poll;
1273 uint32_t eratt_poll_interval;
1275 uint64_t bg_guard_err_cnt;
1276 uint64_t bg_apptag_err_cnt;
1277 uint64_t bg_reftag_err_cnt;
1279 /* fastpath list. */
1280 spinlock_t scsi_buf_list_get_lock; /* SCSI buf alloc list lock */
1281 spinlock_t scsi_buf_list_put_lock; /* SCSI buf free list lock */
1282 struct list_head lpfc_scsi_buf_list_get;
1283 struct list_head lpfc_scsi_buf_list_put;
1284 uint32_t total_scsi_bufs;
1285 struct list_head lpfc_iocb_list;
1286 uint32_t total_iocbq_bufs;
1287 struct list_head active_rrq_list;
1289 struct work_struct unblock_request_work; /* SCSI layer unblock IOs */
1292 struct dma_pool *lpfc_sg_dma_buf_pool;
1293 struct dma_pool *lpfc_mbuf_pool;
1294 struct dma_pool *lpfc_hrb_pool; /* header receive buffer pool */
1295 struct dma_pool *lpfc_drb_pool; /* data receive buffer pool */
1296 struct dma_pool *lpfc_nvmet_drb_pool; /* data receive buffer pool */
1297 struct dma_pool *lpfc_hbq_pool; /* SLI3 hbq buffer pool */
1298 struct dma_pool *lpfc_cmd_rsp_buf_pool;
1299 struct lpfc_dma_pool lpfc_mbuf_safety_pool;
1301 mempool_t *mbox_mem_pool;
1302 mempool_t *nlp_mem_pool;
1303 mempool_t *rrq_pool;
1304 mempool_t *active_rrq_pool;
1306 struct fc_host_statistics link_stats;
1307 enum lpfc_irq_chann_mode irq_chann_mode;
1308 enum intr_type_t intr_type;
1310 #define LPFC_INTR_ERROR 0xFFFFFFFF
1311 struct list_head port_list;
1312 spinlock_t port_list_lock; /* lock for port_list mutations */
1313 struct lpfc_vport *pport; /* physical lpfc_vport pointer */
1314 uint16_t max_vpi; /* Maximum virtual nports */
1315 #define LPFC_MAX_VPI 0xFF /* Max number VPI supported 0 - 0xff */
1316 #define LPFC_MAX_VPORTS 0x100 /* Max vports per port, with pport */
1317 uint16_t max_vports; /*
1318 * For IOV HBAs max_vpi can change
1319 * after a reset. max_vports is max
1320 * number of vports present. This can
1321 * be greater than max_vpi.
1325 unsigned long *vpi_bmask; /* vpi allocation table */
1328 struct list_head lpfc_vpi_blk_list;
1330 /* Data structure used by fabric iocb scheduler */
1331 struct list_head fabric_iocb_list;
1332 atomic_t fabric_iocb_count;
1333 struct timer_list fabric_block_timer;
1334 unsigned long bit_flags;
1335 atomic_t num_rsrc_err;
1336 atomic_t num_cmd_success;
1337 unsigned long last_rsrc_error_time;
1338 unsigned long last_ramp_down_time;
1339 #ifdef CONFIG_SCSI_LPFC_DEBUG_FS
1340 struct dentry *hba_debugfs_root;
1341 atomic_t debugfs_vport_count;
1342 struct dentry *debug_multixri_pools;
1343 struct dentry *debug_hbqinfo;
1344 struct dentry *debug_dumpHostSlim;
1345 struct dentry *debug_dumpHBASlim;
1346 struct dentry *debug_InjErrLBA; /* LBA to inject errors at */
1347 struct dentry *debug_InjErrNPortID; /* NPortID to inject errors at */
1348 struct dentry *debug_InjErrWWPN; /* WWPN to inject errors at */
1349 struct dentry *debug_writeGuard; /* inject write guard_tag errors */
1350 struct dentry *debug_writeApp; /* inject write app_tag errors */
1351 struct dentry *debug_writeRef; /* inject write ref_tag errors */
1352 struct dentry *debug_readGuard; /* inject read guard_tag errors */
1353 struct dentry *debug_readApp; /* inject read app_tag errors */
1354 struct dentry *debug_readRef; /* inject read ref_tag errors */
1356 struct dentry *debug_nvmeio_trc;
1357 struct lpfc_debugfs_nvmeio_trc *nvmeio_trc;
1358 struct dentry *debug_hdwqinfo;
1359 #ifdef LPFC_HDWQ_LOCK_STAT
1360 struct dentry *debug_lockstat;
1362 struct dentry *debug_cgn_buffer;
1363 struct dentry *debug_rx_monitor;
1364 struct dentry *debug_ras_log;
1365 atomic_t nvmeio_trc_cnt;
1366 uint32_t nvmeio_trc_size;
1367 uint32_t nvmeio_trc_output_idx;
1369 /* T10 DIF error injection */
1370 uint32_t lpfc_injerr_wgrd_cnt;
1371 uint32_t lpfc_injerr_wapp_cnt;
1372 uint32_t lpfc_injerr_wref_cnt;
1373 uint32_t lpfc_injerr_rgrd_cnt;
1374 uint32_t lpfc_injerr_rapp_cnt;
1375 uint32_t lpfc_injerr_rref_cnt;
1376 uint32_t lpfc_injerr_nportid;
1377 struct lpfc_name lpfc_injerr_wwpn;
1378 sector_t lpfc_injerr_lba;
1379 #define LPFC_INJERR_LBA_OFF (sector_t)(-1)
1381 struct dentry *debug_slow_ring_trc;
1382 struct lpfc_debugfs_trc *slow_ring_trc;
1383 atomic_t slow_ring_trc_cnt;
1384 /* iDiag debugfs sub-directory */
1385 struct dentry *idiag_root;
1386 struct dentry *idiag_pci_cfg;
1387 struct dentry *idiag_bar_acc;
1388 struct dentry *idiag_que_info;
1389 struct dentry *idiag_que_acc;
1390 struct dentry *idiag_drb_acc;
1391 struct dentry *idiag_ctl_acc;
1392 struct dentry *idiag_mbx_acc;
1393 struct dentry *idiag_ext_acc;
1394 uint8_t lpfc_idiag_last_eq;
1396 uint16_t nvmeio_trc_on;
1398 /* Used for deferred freeing of ELS data buffers */
1399 struct list_head elsbuf;
1401 int elsbuf_prev_cnt;
1403 uint8_t temp_sensor_support;
1404 /* Fields used for heart beat. */
1405 unsigned long last_completion_time;
1406 unsigned long skipped_hb;
1407 struct timer_list hb_tmofunc;
1408 struct timer_list rrq_tmr;
1409 enum hba_temp_state over_temp_state;
1411 * Following bit will be set for all buffer tags which are not
1412 * associated with any HBQ.
1414 #define QUE_BUFTAG_BIT (1<<31)
1415 uint32_t buffer_tag_count;
1417 /* Maximum number of events that can be outstanding at any time*/
1418 #define LPFC_MAX_EVT_COUNT 512
1419 atomic_t fast_event_count;
1420 uint32_t fcoe_eventtag;
1421 uint32_t fcoe_eventtag_at_fcf_scan;
1422 uint32_t fcoe_cvl_eventtag;
1423 uint32_t fcoe_cvl_eventtag_attn;
1424 struct lpfc_fcf fcf;
1428 struct list_head fcf_conn_rec_list;
1430 bool defer_flogi_acc_flag;
1431 uint16_t defer_flogi_acc_rx_id;
1432 uint16_t defer_flogi_acc_ox_id;
1434 spinlock_t ct_ev_lock; /* synchronize access to ct_ev_waiters */
1435 struct list_head ct_ev_waiters;
1436 struct unsol_rcv_ct_ctx ct_ctx[LPFC_CT_CTX_MAX];
1438 struct timer_list inactive_vmid_poll;
1441 struct lpfc_ras_fwlog ras_fwlog;
1446 spinlock_t devicelock; /* lock for luns list */
1447 mempool_t *device_data_mem_pool;
1448 struct list_head luns;
1449 #define LPFC_TRANSGRESSION_HIGH_TEMPERATURE 0x0080
1450 #define LPFC_TRANSGRESSION_LOW_TEMPERATURE 0x0040
1451 #define LPFC_TRANSGRESSION_HIGH_VOLTAGE 0x0020
1452 #define LPFC_TRANSGRESSION_LOW_VOLTAGE 0x0010
1453 #define LPFC_TRANSGRESSION_HIGH_TXBIAS 0x0008
1454 #define LPFC_TRANSGRESSION_LOW_TXBIAS 0x0004
1455 #define LPFC_TRANSGRESSION_HIGH_TXPOWER 0x0002
1456 #define LPFC_TRANSGRESSION_LOW_TXPOWER 0x0001
1457 #define LPFC_TRANSGRESSION_HIGH_RXPOWER 0x8000
1458 #define LPFC_TRANSGRESSION_LOW_RXPOWER 0x4000
1460 uint16_t sfp_warning;
1462 #ifdef CONFIG_SCSI_LPFC_DEBUG_FS
1463 uint16_t hdwqstat_on;
1464 #define LPFC_CHECK_OFF 0
1465 #define LPFC_CHECK_NVME_IO 1
1466 #define LPFC_CHECK_NVMET_IO 2
1467 #define LPFC_CHECK_SCSI_IO 4
1469 uint64_t ktime_data_samples;
1470 uint64_t ktime_status_samples;
1471 uint64_t ktime_last_cmd;
1472 uint64_t ktime_seg1_total;
1473 uint64_t ktime_seg1_min;
1474 uint64_t ktime_seg1_max;
1475 uint64_t ktime_seg2_total;
1476 uint64_t ktime_seg2_min;
1477 uint64_t ktime_seg2_max;
1478 uint64_t ktime_seg3_total;
1479 uint64_t ktime_seg3_min;
1480 uint64_t ktime_seg3_max;
1481 uint64_t ktime_seg4_total;
1482 uint64_t ktime_seg4_min;
1483 uint64_t ktime_seg4_max;
1484 uint64_t ktime_seg5_total;
1485 uint64_t ktime_seg5_min;
1486 uint64_t ktime_seg5_max;
1487 uint64_t ktime_seg6_total;
1488 uint64_t ktime_seg6_min;
1489 uint64_t ktime_seg6_max;
1490 uint64_t ktime_seg7_total;
1491 uint64_t ktime_seg7_min;
1492 uint64_t ktime_seg7_max;
1493 uint64_t ktime_seg8_total;
1494 uint64_t ktime_seg8_min;
1495 uint64_t ktime_seg8_max;
1496 uint64_t ktime_seg9_total;
1497 uint64_t ktime_seg9_min;
1498 uint64_t ktime_seg9_max;
1499 uint64_t ktime_seg10_total;
1500 uint64_t ktime_seg10_min;
1501 uint64_t ktime_seg10_max;
1504 struct lpfc_cgn_stat __percpu *cmf_stat;
1505 uint32_t cmf_interval_rate; /* timer interval limit in ms */
1506 uint32_t cmf_timer_cnt;
1507 #define LPFC_CMF_INTERVAL 90
1508 uint64_t cmf_link_byte_count;
1509 uint64_t cmf_max_line_rate;
1510 uint64_t cmf_max_bytes_per_interval;
1511 uint64_t cmf_last_sync_bw;
1512 #define LPFC_CMF_BLK_SIZE 512
1513 struct hrtimer cmf_timer;
1514 struct hrtimer cmf_stats_timer; /* 1 minute stats timer */
1515 atomic_t cmf_bw_wait;
1517 atomic_t cmf_stop_io; /* To block request and stop IO's */
1518 uint32_t cmf_active_mode;
1519 uint32_t cmf_info_per_interval;
1520 #define LPFC_MAX_CMF_INFO 32
1521 struct timespec64 cmf_latency; /* Interval congestion timestamp */
1522 uint32_t cmf_last_ts; /* Interval congestion time (ms) */
1523 uint32_t cmf_active_info;
1525 /* Signal / FPIN handling for Congestion Mgmt */
1526 u8 cgn_reg_fpin; /* Negotiated value from RDF */
1527 u8 cgn_init_reg_fpin; /* Initial value from READ_CONFIG */
1528 #define LPFC_CGN_FPIN_NONE 0x0
1529 #define LPFC_CGN_FPIN_WARN 0x1
1530 #define LPFC_CGN_FPIN_ALARM 0x2
1531 #define LPFC_CGN_FPIN_BOTH (LPFC_CGN_FPIN_WARN | LPFC_CGN_FPIN_ALARM)
1533 u8 cgn_reg_signal; /* Negotiated value from EDC */
1534 u8 cgn_init_reg_signal; /* Initial value from READ_CONFIG */
1535 /* cgn_reg_signal and cgn_init_reg_signal use
1536 * enum fc_edc_cg_signal_cap_types
1538 u16 cgn_fpin_frequency; /* In units of msecs */
1539 #define LPFC_FPIN_INIT_FREQ 0xffff
1543 /* RX monitor handling for CMF */
1544 struct lpfc_rx_info_monitor *rx_monitor;
1545 atomic_t rx_max_read_cnt; /* Maximum read bytes */
1546 uint64_t rx_block_cnt;
1548 /* Congestion parameters from flash */
1549 struct lpfc_cgn_param cgn_p;
1551 /* Statistics counter for ACQE cgn alarms and warnings */
1552 struct lpfc_cgn_acqe_stat cgn_acqe_stat;
1554 /* Congestion buffer information */
1555 struct lpfc_dmabuf *cgn_i; /* Congestion Info buffer */
1556 atomic_t cgn_fabric_warn_cnt; /* Total warning cgn events for info */
1557 atomic_t cgn_fabric_alarm_cnt; /* Total alarm cgn events for info */
1558 atomic_t cgn_sync_warn_cnt; /* Total warning events for SYNC wqe */
1559 atomic_t cgn_sync_alarm_cnt; /* Total alarm events for SYNC wqe */
1560 atomic_t cgn_driver_evt_cnt; /* Total driver cgn events for fmw */
1561 atomic_t cgn_latency_evt_cnt;
1562 atomic64_t cgn_latency_evt; /* Avg latency per minute */
1563 unsigned long cgn_evt_timestamp;
1564 #define LPFC_CGN_TIMER_TO_MIN 60000 /* ms in a minute */
1565 uint32_t cgn_evt_minute;
1566 #define LPFC_SEC_MIN 60UL
1567 #define LPFC_MIN_HOUR 60
1568 #define LPFC_HOUR_DAY 24
1569 #define LPFC_MIN_DAY (LPFC_MIN_HOUR * LPFC_HOUR_DAY)
1571 struct hlist_node cpuhp; /* used for cpuhp per hba callback */
1572 struct timer_list cpuhp_poll_timer;
1573 struct list_head poll_list; /* slowpath eq polling list */
1574 #define LPFC_POLL_HB 1 /* slowpath heartbeat */
1576 char os_host_name[MAXHOSTNAMELEN];
1579 u32 degrade_activate_threshold;
1580 u32 degrade_deactivate_threshold;
1581 u32 fec_degrade_interval;
1583 atomic_t dbg_log_idx;
1584 atomic_t dbg_log_cnt;
1585 atomic_t dbg_log_dmping;
1586 struct dbg_log_ent dbg_log[DBG_LOG_SZ];
1589 #define LPFC_MAX_RXMONITOR_ENTRY 800
1590 #define LPFC_MAX_RXMONITOR_DUMP 32
1591 struct rx_info_entry {
1592 uint64_t cmf_bytes; /* Total no of read bytes for CMF_SYNC_WQE */
1593 uint64_t total_bytes; /* Total no of read bytes requested */
1594 uint64_t rcv_bytes; /* Total no of read bytes completed */
1595 uint64_t avg_io_size;
1596 uint64_t avg_io_latency;/* Average io latency in microseconds */
1597 uint64_t max_read_cnt; /* Maximum read bytes */
1598 uint64_t max_bytes_per_interval;
1600 uint32_t cmf_info; /* CMF_SYNC_WQE info */
1602 uint32_t timer_utilization;
1603 uint32_t timer_interval;
1606 struct lpfc_rx_info_monitor {
1607 struct rx_info_entry *ring; /* info organized in a circular buffer */
1608 u32 head_idx, tail_idx; /* index to head/tail of ring */
1609 spinlock_t lock; /* spinlock for ring */
1610 u32 entries; /* storing number entries/size of ring */
1613 static inline struct Scsi_Host *
1614 lpfc_shost_from_vport(struct lpfc_vport *vport)
1616 return container_of((void *) vport, struct Scsi_Host, hostdata[0]);
1620 lpfc_set_loopback_flag(struct lpfc_hba *phba)
1622 if (phba->cfg_topology == FLAGS_LOCAL_LB)
1623 phba->link_flag |= LS_LOOPBACK_MODE;
1625 phba->link_flag &= ~LS_LOOPBACK_MODE;
1629 lpfc_is_link_up(struct lpfc_hba *phba)
1631 return phba->link_state == LPFC_LINK_UP ||
1632 phba->link_state == LPFC_CLEAR_LA ||
1633 phba->link_state == LPFC_HBA_READY;
1637 lpfc_worker_wake_up(struct lpfc_hba *phba)
1639 /* Set the lpfc data pending flag */
1640 set_bit(LPFC_DATA_READY, &phba->data_flags);
1642 /* Wake up worker thread */
1643 wake_up(&phba->work_waitq);
1648 lpfc_readl(void __iomem *addr, uint32_t *data)
1652 if (temp == 0xffffffff)
1659 lpfc_sli_read_hs(struct lpfc_hba *phba)
1662 * There was a link/board error. Read the status register to retrieve
1663 * the error event and process it.
1665 phba->sli.slistat.err_attn_event++;
1667 /* Save status info and check for unplug error */
1668 if (lpfc_readl(phba->HSregaddr, &phba->work_hs) ||
1669 lpfc_readl(phba->MBslimaddr + 0xa8, &phba->work_status[0]) ||
1670 lpfc_readl(phba->MBslimaddr + 0xac, &phba->work_status[1])) {
1674 /* Clear chip Host Attention error bit */
1675 writel(HA_ERATT, phba->HAregaddr);
1676 readl(phba->HAregaddr); /* flush */
1677 phba->pport->stopped = 1;
1682 static inline struct lpfc_sli_ring *
1683 lpfc_phba_elsring(struct lpfc_hba *phba)
1685 /* Return NULL if sli_rev has become invalid due to bad fw */
1686 if (phba->sli_rev != LPFC_SLI_REV4 &&
1687 phba->sli_rev != LPFC_SLI_REV3 &&
1688 phba->sli_rev != LPFC_SLI_REV2)
1691 if (phba->sli_rev == LPFC_SLI_REV4) {
1692 if (phba->sli4_hba.els_wq)
1693 return phba->sli4_hba.els_wq->pring;
1697 return &phba->sli.sli3_ring[LPFC_ELS_RING];
1701 * lpfc_next_online_cpu - Finds next online CPU on cpumask
1702 * @mask: Pointer to phba's cpumask member.
1703 * @start: starting cpu index
1705 * Note: If no valid cpu found, then nr_cpu_ids is returned.
1708 static inline unsigned int
1709 lpfc_next_online_cpu(const struct cpumask *mask, unsigned int start)
1711 unsigned int cpu_it;
1713 for_each_cpu_wrap(cpu_it, mask, start) {
1714 if (cpu_online(cpu_it))
1721 * lpfc_next_present_cpu - Finds next present CPU after n
1722 * @n: the cpu prior to search
1724 * Note: If no next present cpu, then fallback to first present cpu.
1727 static inline unsigned int lpfc_next_present_cpu(int n)
1731 cpu = cpumask_next(n, cpu_present_mask);
1733 if (cpu >= nr_cpu_ids)
1734 cpu = cpumask_first(cpu_present_mask);
1740 * lpfc_sli4_mod_hba_eq_delay - update EQ delay
1741 * @phba: Pointer to HBA context object.
1742 * @q: The Event Queue to update.
1743 * @delay: The delay value (in us) to be written.
1747 lpfc_sli4_mod_hba_eq_delay(struct lpfc_hba *phba, struct lpfc_queue *eq,
1750 struct lpfc_register reg_data;
1753 bf_set(lpfc_sliport_eqdelay_id, ®_data, eq->queue_id);
1754 bf_set(lpfc_sliport_eqdelay_delay, ®_data, delay);
1755 writel(reg_data.word0, phba->sli4_hba.u.if_type2.EQDregaddr);
1761 * Macro that declares tables and a routine to perform enum type to
1762 * ascii string lookup.
1764 * Defines a <key,value> table for an enum. Uses xxx_INIT defines for
1765 * the enum to populate the table. Macro defines a routine (named
1766 * by caller) that will search all elements of the table for the key
1767 * and return the name string if found or "Unrecognized" if not found.
1769 #define DECLARE_ENUM2STR_LOOKUP(routine, enum_name, enum_init) \
1771 enum enum_name value; \
1773 } fc_##enum_name##_e2str_names[] = enum_init; \
1774 static const char *routine(enum enum_name table_key) \
1777 char *name = "Unrecognized"; \
1779 for (i = 0; i < ARRAY_SIZE(fc_##enum_name##_e2str_names); i++) {\
1780 if (fc_##enum_name##_e2str_names[i].value == table_key) {\
1781 name = fc_##enum_name##_e2str_names[i].name; \
1789 * lpfc_is_vmid_enabled - returns if VMID is enabled for either switch types
1790 * @phba: Pointer to HBA context object.
1792 * Relationship between the enable, target support and if vmid tag is required
1793 * for the particular combination
1794 * ---------------------------------------------------
1795 * Switch Enable Flag Target Support VMID Needed
1796 * ---------------------------------------------------
1804 ---------------------------------------------------
1807 static inline int lpfc_is_vmid_enabled(struct lpfc_hba *phba)
1809 return phba->cfg_vmid_app_header || phba->cfg_vmid_priority_tagging;
1813 u8 get_job_ulpstatus(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
1815 if (phba->sli_rev == LPFC_SLI_REV4)
1816 return bf_get(lpfc_wcqe_c_status, &iocbq->wcqe_cmpl);
1818 return iocbq->iocb.ulpStatus;
1822 u32 get_job_word4(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
1824 if (phba->sli_rev == LPFC_SLI_REV4)
1825 return iocbq->wcqe_cmpl.parameter;
1827 return iocbq->iocb.un.ulpWord[4];
1831 u8 get_job_cmnd(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
1833 if (phba->sli_rev == LPFC_SLI_REV4)
1834 return bf_get(wqe_cmnd, &iocbq->wqe.generic.wqe_com);
1836 return iocbq->iocb.ulpCommand;
1840 u16 get_job_ulpcontext(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
1842 if (phba->sli_rev == LPFC_SLI_REV4)
1843 return bf_get(wqe_ctxt_tag, &iocbq->wqe.generic.wqe_com);
1845 return iocbq->iocb.ulpContext;
1849 u16 get_job_rcvoxid(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
1851 if (phba->sli_rev == LPFC_SLI_REV4)
1852 return bf_get(wqe_rcvoxid, &iocbq->wqe.generic.wqe_com);
1854 return iocbq->iocb.unsli3.rcvsli3.ox_id;
1858 u32 get_job_data_placed(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
1860 if (phba->sli_rev == LPFC_SLI_REV4)
1861 return iocbq->wcqe_cmpl.total_data_placed;
1863 return iocbq->iocb.un.genreq64.bdl.bdeSize;
1867 u32 get_job_abtsiotag(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
1869 if (phba->sli_rev == LPFC_SLI_REV4)
1870 return iocbq->wqe.abort_cmd.wqe_com.abort_tag;
1872 return iocbq->iocb.un.acxri.abortIoTag;
1876 u32 get_job_els_rsp64_did(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
1878 if (phba->sli_rev == LPFC_SLI_REV4)
1879 return bf_get(wqe_els_did, &iocbq->wqe.els_req.wqe_dest);
1881 return iocbq->iocb.un.elsreq64.remoteID;