1 /*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2017-2018 Broadcom. All Rights Reserved. The term *
5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. *
6 * Copyright (C) 2009-2016 Emulex. All rights reserved. *
7 * EMULEX and SLI are trademarks of Emulex. *
10 * This program is free software; you can redistribute it and/or *
11 * modify it under the terms of version 2 of the GNU General *
12 * Public License as published by the Free Software Foundation. *
13 * This program is distributed in the hope that it will be useful. *
14 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
15 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
16 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
17 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
18 * TO BE LEGALLY INVALID. See the GNU General Public License for *
19 * more details, a copy of which can be found in the file COPYING *
20 * included with this package. *
21 *******************************************************************/
23 #define LPFC_ACTIVE_MBOX_WAIT_CNT 100
24 #define LPFC_XRI_EXCH_BUSY_WAIT_TMO 10000
25 #define LPFC_XRI_EXCH_BUSY_WAIT_T1 10
26 #define LPFC_XRI_EXCH_BUSY_WAIT_T2 30000
27 #define LPFC_RPI_LOW_WATER_MARK 10
29 #define LPFC_UNREG_FCF 1
30 #define LPFC_SKIP_UNREG_FCF 0
32 /* Amount of time in seconds for waiting FCF rediscovery to complete */
33 #define LPFC_FCF_REDISCOVER_WAIT_TMO 2000 /* msec */
35 /* Number of SGL entries can be posted in a 4KB nonembedded mbox command */
36 #define LPFC_NEMBED_MBOX_SGL_CNT 254
38 /* Multi-queue arrangement for FCP EQ/CQ/WQ tuples */
39 #define LPFC_HBA_IO_CHAN_MIN 0
40 #define LPFC_HBA_IO_CHAN_MAX 32
41 #define LPFC_FCP_IO_CHAN_DEF 4
42 #define LPFC_NVME_IO_CHAN_DEF 0
44 /* Number of channels used for Flash Optimized Fabric (FOF) operations */
46 #define LPFC_FOF_IO_CHAN_NUM 1
49 * Provide the default FCF Record attributes used by the driver
50 * when nonFIP mode is configured and there is no other default
51 * FCF Record attributes.
53 #define LPFC_FCOE_FCF_DEF_INDEX 0
54 #define LPFC_FCOE_FCF_GET_FIRST 0xFFFF
55 #define LPFC_FCOE_FCF_NEXT_NONE 0xFFFF
57 #define LPFC_FCOE_NULL_VID 0xFFF
58 #define LPFC_FCOE_IGNORE_VID 0xFFFF
60 /* First 3 bytes of default FCF MAC is specified by FC_MAP */
61 #define LPFC_FCOE_FCF_MAC3 0xFF
62 #define LPFC_FCOE_FCF_MAC4 0xFF
63 #define LPFC_FCOE_FCF_MAC5 0xFE
64 #define LPFC_FCOE_FCF_MAP0 0x0E
65 #define LPFC_FCOE_FCF_MAP1 0xFC
66 #define LPFC_FCOE_FCF_MAP2 0x00
67 #define LPFC_FCOE_MAX_RCV_SIZE 0x800
68 #define LPFC_FCOE_FKA_ADV_PER 0
69 #define LPFC_FCOE_FIP_PRIORITY 0x80
71 #define sli4_sid_from_fc_hdr(fc_hdr) \
72 ((fc_hdr)->fh_s_id[0] << 16 | \
73 (fc_hdr)->fh_s_id[1] << 8 | \
76 #define sli4_did_from_fc_hdr(fc_hdr) \
77 ((fc_hdr)->fh_d_id[0] << 16 | \
78 (fc_hdr)->fh_d_id[1] << 8 | \
81 #define sli4_fctl_from_fc_hdr(fc_hdr) \
82 ((fc_hdr)->fh_f_ctl[0] << 16 | \
83 (fc_hdr)->fh_f_ctl[1] << 8 | \
84 (fc_hdr)->fh_f_ctl[2])
86 #define sli4_type_from_fc_hdr(fc_hdr) \
89 #define LPFC_FW_RESET_MAXIMUM_WAIT_10MS_CNT 12000
91 #define INT_FW_UPGRADE 0
92 #define RUN_FW_UPGRADE 1
94 enum lpfc_sli4_queue_type {
106 /* The queue sub-type defines the functional purpose of the queue */
107 enum lpfc_sli4_queue_subtype {
120 struct lpfc_eqe *eqe;
121 struct lpfc_cqe *cqe;
122 struct lpfc_mcqe *mcqe;
123 struct lpfc_wcqe_complete *wcqe_complete;
124 struct lpfc_wcqe_release *wcqe_release;
125 struct sli4_wcqe_xri_aborted *wcqe_xri_aborted;
126 struct lpfc_rcqe_complete *rcqe_complete;
127 struct lpfc_mqe *mqe;
129 union lpfc_wqe128 *wqe128;
130 struct lpfc_rqe *rqe;
135 uint16_t entry_count; /* Current number of RQ slots */
136 uint16_t buffer_count; /* Current number of buffers posted */
137 struct list_head rqb_buffer_list; /* buffers assigned to this HBQ */
138 /* Callback for HBQ buffer allocation */
139 struct rqb_dmabuf *(*rqb_alloc_buffer)(struct lpfc_hba *);
140 /* Callback for HBQ buffer free */
141 void (*rqb_free_buffer)(struct lpfc_hba *,
142 struct rqb_dmabuf *);
146 struct list_head list;
147 struct list_head wq_list;
148 struct list_head wqfull_list;
149 enum lpfc_sli4_queue_type type;
150 enum lpfc_sli4_queue_subtype subtype;
151 struct lpfc_hba *phba;
152 struct list_head child_list;
153 struct list_head page_list;
154 struct list_head sgl_list;
155 uint32_t entry_count; /* Number of entries to support on the queue */
156 uint32_t entry_size; /* Size of each queue entry. */
157 uint32_t entry_repost; /* Count of entries before doorbell is rung */
158 #define LPFC_EQ_REPOST 8
159 #define LPFC_MQ_REPOST 8
160 #define LPFC_CQ_REPOST 64
161 #define LPFC_RQ_REPOST 64
162 #define LPFC_RELEASE_NOTIFICATION_INTERVAL 32 /* For WQs */
163 uint32_t queue_id; /* Queue ID assigned by the hardware */
164 uint32_t assoc_qid; /* Queue ID associated with, for CQ/WQ/MQ */
165 uint32_t host_index; /* The host's index for putting or getting */
166 uint32_t hba_index; /* The last known hba index for get or put */
168 struct lpfc_sli_ring *pring; /* ptr to io ring associated with q */
169 struct lpfc_rqb *rqbp; /* ptr to RQ buffers */
172 uint16_t page_count; /* Number of pages allocated for this queue */
173 uint16_t page_size; /* size of page allocated for this queue */
174 #define LPFC_EXPANDED_PAGE_SIZE 16384
175 #define LPFC_DEFAULT_PAGE_SIZE 4096
176 uint16_t chann; /* IO channel this queue is associated with */
178 #define LPFC_DB_RING_FORMAT 0x01
179 #define LPFC_DB_LIST_FORMAT 0x02
181 #define HBA_NVMET_WQFULL 0x1 /* We hit WQ Full condition for NVMET */
182 void __iomem *db_regaddr;
185 void __iomem *dpp_regaddr;
192 /* defines for EQ stats */
193 #define EQ_max_eqe q_cnt_1
194 #define EQ_no_entry q_cnt_2
195 #define EQ_cqe_cnt q_cnt_3
196 #define EQ_processed q_cnt_4
198 /* defines for CQ stats */
199 #define CQ_mbox q_cnt_1
200 #define CQ_max_cqe q_cnt_1
201 #define CQ_release_wqe q_cnt_2
202 #define CQ_xri_aborted q_cnt_3
203 #define CQ_wq q_cnt_4
205 /* defines for WQ stats */
206 #define WQ_overflow q_cnt_1
207 #define WQ_posted q_cnt_4
209 /* defines for RQ stats */
210 #define RQ_no_posted_buf q_cnt_1
211 #define RQ_no_buf_found q_cnt_2
212 #define RQ_buf_posted q_cnt_3
213 #define RQ_rcv_buf q_cnt_4
215 struct work_struct irqwork;
216 struct work_struct spwork;
218 uint64_t isr_timestamp;
220 struct lpfc_queue *assoc_qp;
221 union sli4_qe qe[1]; /* array to index entries (must be last) */
224 struct lpfc_sli4_link {
231 uint16_t logical_speed;
235 struct lpfc_fcf_rec {
236 uint8_t fabric_name[8];
237 uint8_t switch_name[8];
244 #define BOOT_ENABLE 0x01
245 #define RECORD_VALID 0x02
248 struct lpfc_fcf_pri_rec {
250 #define LPFC_FCF_ON_PRI_LIST 0x0001
251 #define LPFC_FCF_FLOGI_FAILED 0x0002
256 struct lpfc_fcf_pri {
257 struct list_head list;
258 struct lpfc_fcf_pri_rec fcf_rec;
262 * Maximum FCF table index, it is for driver internal book keeping, it
263 * just needs to be no less than the supported HBA's FCF table size.
265 #define LPFC_SLI4_FCF_TBL_INDX_MAX 32
270 #define FCF_AVAILABLE 0x01 /* FCF available for discovery */
271 #define FCF_REGISTERED 0x02 /* FCF registered with FW */
272 #define FCF_SCAN_DONE 0x04 /* FCF table scan done */
273 #define FCF_IN_USE 0x08 /* Atleast one discovery completed */
274 #define FCF_INIT_DISC 0x10 /* Initial FCF discovery */
275 #define FCF_DEAD_DISC 0x20 /* FCF DEAD fast FCF failover discovery */
276 #define FCF_ACVL_DISC 0x40 /* All CVL fast FCF failover discovery */
277 #define FCF_DISCOVERY (FCF_INIT_DISC | FCF_DEAD_DISC | FCF_ACVL_DISC)
278 #define FCF_REDISC_PEND 0x80 /* FCF rediscovery pending */
279 #define FCF_REDISC_EVT 0x100 /* FCF rediscovery event to worker thread */
280 #define FCF_REDISC_FOV 0x200 /* Post FCF rediscovery fast failover */
281 #define FCF_REDISC_PROG (FCF_REDISC_PEND | FCF_REDISC_EVT)
282 uint16_t fcf_redisc_attempted;
284 uint32_t eligible_fcf_cnt;
285 struct lpfc_fcf_rec current_rec;
286 struct lpfc_fcf_rec failover_rec;
287 struct list_head fcf_pri_list;
288 struct lpfc_fcf_pri fcf_pri[LPFC_SLI4_FCF_TBL_INDX_MAX];
289 uint32_t current_fcf_scan_pri;
290 struct timer_list redisc_wait;
291 unsigned long *fcf_rr_bmask; /* Eligible FCF indexes for RR failover */
295 #define LPFC_REGION23_SIGNATURE "RG23"
296 #define LPFC_REGION23_VERSION 1
297 #define LPFC_REGION23_LAST_REC 0xff
298 #define DRIVER_SPECIFIC_TYPE 0xA2
299 #define LINUX_DRIVER_ID 0x20
300 #define PORT_STE_TYPE 0x1
302 struct lpfc_fip_param_hdr {
304 #define FCOE_PARAM_TYPE 0xA0
306 #define FCOE_PARAM_LENGTH 2
307 uint8_t parm_version;
308 #define FIPP_VERSION 0x01
310 #define lpfc_fip_param_hdr_fipp_mode_SHIFT 6
311 #define lpfc_fip_param_hdr_fipp_mode_MASK 0x3
312 #define lpfc_fip_param_hdr_fipp_mode_WORD parm_flags
313 #define FIPP_MODE_ON 0x1
314 #define FIPP_MODE_OFF 0x0
315 #define FIPP_VLAN_VALID 0x1
318 struct lpfc_fcoe_params {
325 struct lpfc_fcf_conn_hdr {
327 #define FCOE_CONN_TBL_TYPE 0xA1
328 uint8_t length; /* words */
332 struct lpfc_fcf_conn_rec {
334 #define FCFCNCT_VALID 0x0001
335 #define FCFCNCT_BOOT 0x0002
336 #define FCFCNCT_PRIMARY 0x0004 /* if not set, Secondary */
337 #define FCFCNCT_FBNM_VALID 0x0008
338 #define FCFCNCT_SWNM_VALID 0x0010
339 #define FCFCNCT_VLAN_VALID 0x0020
340 #define FCFCNCT_AM_VALID 0x0040
341 #define FCFCNCT_AM_PREFERRED 0x0080 /* if not set, AM Required */
342 #define FCFCNCT_AM_SPMA 0x0100 /* if not set, FPMA */
345 uint8_t fabric_name[8];
346 uint8_t switch_name[8];
349 struct lpfc_fcf_conn_entry {
350 struct list_head list;
351 struct lpfc_fcf_conn_rec conn_rec;
355 * Define the host's bootstrap mailbox. This structure contains
356 * the member attributes needed to create, use, and destroy the
357 * bootstrap mailbox region.
359 * The macro definitions for the bmbx data structure are defined
360 * in lpfc_hw4.h with the register definition.
363 struct lpfc_dmabuf *dmabuf;
364 struct dma_address dma_address;
370 #define LPFC_EQE_SIZE LPFC_EQE_SIZE_4
372 #define LPFC_EQE_SIZE_4B 4
373 #define LPFC_EQE_SIZE_16B 16
374 #define LPFC_CQE_SIZE 16
375 #define LPFC_WQE_SIZE 64
376 #define LPFC_WQE128_SIZE 128
377 #define LPFC_MQE_SIZE 256
378 #define LPFC_RQE_SIZE 8
380 #define LPFC_EQE_DEF_COUNT 1024
381 #define LPFC_CQE_DEF_COUNT 1024
382 #define LPFC_CQE_EXP_COUNT 4096
383 #define LPFC_WQE_DEF_COUNT 256
384 #define LPFC_WQE_EXP_COUNT 1024
385 #define LPFC_MQE_DEF_COUNT 16
386 #define LPFC_RQE_DEF_COUNT 512
388 #define LPFC_QUEUE_NOARM false
389 #define LPFC_QUEUE_REARM true
393 * SLI4 CT field defines
395 #define SLI4_CT_RPI 0
396 #define SLI4_CT_VPI 1
397 #define SLI4_CT_VFI 2
398 #define SLI4_CT_FCFI 3
401 * SLI4 specific data structures
403 struct lpfc_max_cfg_param {
425 /* SLI4 HBA multi-fcp queue handler struct */
426 #define LPFC_SLI4_HANDLER_NAME_SZ 16
427 struct lpfc_hba_eq_hdl {
429 char handler_name[LPFC_SLI4_HANDLER_NAME_SZ];
430 struct lpfc_hba *phba;
431 atomic_t hba_eq_in_use;
432 struct cpumask *cpumask;
433 /* CPU affinitsed to or 0xffffffff if multiple */
435 #define LPFC_MULTI_CPU_AFFINITY 0xffffffff
438 /*BB Credit recovery value*/
439 struct lpfc_bbscn_params {
441 #define lpfc_bbscn_min_SHIFT 0
442 #define lpfc_bbscn_min_MASK 0x0000000F
443 #define lpfc_bbscn_min_WORD word0
444 #define lpfc_bbscn_max_SHIFT 4
445 #define lpfc_bbscn_max_MASK 0x0000000F
446 #define lpfc_bbscn_max_WORD word0
447 #define lpfc_bbscn_def_SHIFT 8
448 #define lpfc_bbscn_def_MASK 0x0000000F
449 #define lpfc_bbscn_def_WORD word0
452 /* Port Capabilities for SLI4 Parameters */
453 struct lpfc_pc_sli4_params {
458 uint32_t featurelevel_1;
459 uint32_t featurelevel_2;
460 uint32_t proto_types;
461 #define LPFC_SLI4_PROTO_FCOE 0x0000001
462 #define LPFC_SLI4_PROTO_FC 0x0000002
463 #define LPFC_SLI4_PROTO_NIC 0x0000004
464 #define LPFC_SLI4_PROTO_ISCSI 0x0000008
465 #define LPFC_SLI4_PROTO_RDMA 0x0000010
466 uint32_t sge_supp_len;
468 uint32_t rq_db_window;
469 uint32_t loopbk_scope;
470 uint32_t oas_supported;
471 uint32_t eq_pages_max;
473 uint32_t cq_pages_max;
475 uint32_t mq_pages_max;
477 uint32_t mq_elem_cnt;
478 uint32_t wq_pages_max;
480 uint32_t rq_pages_max;
482 uint32_t hdr_pages_max;
484 uint32_t hdr_pp_align;
485 uint32_t sgl_pages_max;
486 uint32_t sgl_pp_align;
495 #define LPFC_WQ_SZ64_SUPPORT 1
496 #define LPFC_WQ_SZ128_SUPPORT 2
500 #define LPFC_CQ_4K_PAGE_SZ 0x1
501 #define LPFC_CQ_16K_PAGE_SZ 0x4
502 #define LPFC_WQ_4K_PAGE_SZ 0x1
503 #define LPFC_WQ_16K_PAGE_SZ 0x4
510 struct lpfc_sli4_lnk_info {
512 #define LPFC_LNK_DAT_INVAL 0
513 #define LPFC_LNK_DAT_VAL 1
515 #define LPFC_LNK_GE 0x0 /* FCoE */
516 #define LPFC_LNK_FC 0x1 /* FC */
521 #define LPFC_SLI4_HANDLER_CNT (LPFC_HBA_IO_CHAN_MAX+ \
522 LPFC_FOF_IO_CHAN_NUM)
524 /* Used for IRQ vector to CPU mapping */
525 struct lpfc_vector_map_info {
531 #define LPFC_VECTOR_MAP_EMPTY 0xffff
533 /* SLI4 HBA data structure entries */
534 struct lpfc_sli4_hba {
535 void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for
536 * config space registers
538 void __iomem *ctrl_regs_memmap_p; /* Kernel memory mapped address for
541 void __iomem *drbl_regs_memmap_p; /* Kernel memory mapped address for
544 void __iomem *dpp_regs_memmap_p; /* Kernel memory mapped address for
549 /* IF Type 0, BAR 0 PCI cfg space reg mem map */
550 void __iomem *UERRLOregaddr;
551 void __iomem *UERRHIregaddr;
552 void __iomem *UEMASKLOregaddr;
553 void __iomem *UEMASKHIregaddr;
556 /* IF Type 2, BAR 0 PCI cfg space reg mem map. */
557 void __iomem *STATUSregaddr;
558 void __iomem *CTRLregaddr;
559 void __iomem *ERR1regaddr;
560 #define SLIPORT_ERR1_REG_ERR_CODE_1 0x1
561 #define SLIPORT_ERR1_REG_ERR_CODE_2 0x2
562 void __iomem *ERR2regaddr;
563 #define SLIPORT_ERR2_REG_FW_RESTART 0x0
564 #define SLIPORT_ERR2_REG_FUNC_PROVISON 0x1
565 #define SLIPORT_ERR2_REG_FORCED_DUMP 0x2
566 #define SLIPORT_ERR2_REG_FAILURE_EQ 0x3
567 #define SLIPORT_ERR2_REG_FAILURE_CQ 0x4
568 #define SLIPORT_ERR2_REG_FAILURE_BUS 0x5
569 #define SLIPORT_ERR2_REG_FAILURE_RQ 0x6
570 void __iomem *EQDregaddr;
574 /* IF type 0, BAR1 and if type 2, Bar 0 CSR register memory map */
575 void __iomem *PSMPHRregaddr;
577 /* Well-known SLI INTF register memory map. */
578 void __iomem *SLIINTFregaddr;
580 /* IF type 0, BAR 1 function CSR register memory map */
581 void __iomem *ISRregaddr; /* HST_ISR register */
582 void __iomem *IMRregaddr; /* HST_IMR register */
583 void __iomem *ISCRregaddr; /* HST_ISCR register */
584 /* IF type 0, BAR 0 and if type 2, BAR 0 doorbell register memory map */
585 void __iomem *RQDBregaddr; /* RQ_DOORBELL register */
586 void __iomem *WQDBregaddr; /* WQ_DOORBELL register */
587 void __iomem *CQDBregaddr; /* CQ_DOORBELL register */
588 void __iomem *EQDBregaddr; /* EQ_DOORBELL register */
589 void __iomem *MQDBregaddr; /* MQ_DOORBELL register */
590 void __iomem *BMBXregaddr; /* BootStrap MBX register */
596 struct lpfc_register sli_intf;
597 struct lpfc_pc_sli4_params pc_sli4_params;
598 struct lpfc_bbscn_params bbscn_params;
599 struct lpfc_hba_eq_hdl *hba_eq_hdl; /* HBA per-WQ handle */
601 void (*sli4_eq_clr_intr)(struct lpfc_queue *q);
602 uint32_t (*sli4_eq_release)(struct lpfc_queue *q, bool arm);
603 uint32_t (*sli4_cq_release)(struct lpfc_queue *q, bool arm);
605 /* Pointers to the constructed SLI4 queues */
606 struct lpfc_queue **hba_eq; /* Event queues for HBA */
607 struct lpfc_queue **fcp_cq; /* Fast-path FCP compl queue */
608 struct lpfc_queue **nvme_cq; /* Fast-path NVME compl queue */
609 struct lpfc_queue **nvmet_cqset; /* Fast-path NVMET CQ Set queues */
610 struct lpfc_queue **nvmet_mrq_hdr; /* Fast-path NVMET hdr MRQs */
611 struct lpfc_queue **nvmet_mrq_data; /* Fast-path NVMET data MRQs */
612 struct lpfc_queue **fcp_wq; /* Fast-path FCP work queue */
613 struct lpfc_queue **nvme_wq; /* Fast-path NVME work queue */
614 uint16_t *fcp_cq_map;
615 uint16_t *nvme_cq_map;
616 struct list_head lpfc_wq_list;
618 struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */
619 struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */
620 struct lpfc_queue *nvmels_cq; /* NVME LS complete queue */
621 struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */
622 struct lpfc_queue *els_wq; /* Slow-path ELS work queue */
623 struct lpfc_queue *nvmels_wq; /* NVME LS work queue */
624 struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */
625 struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */
627 struct lpfc_name wwnn;
628 struct lpfc_name wwpn;
630 uint32_t fw_func_mode; /* FW function protocol mode */
631 uint32_t ulp0_mode; /* ULP0 protocol mode */
632 uint32_t ulp1_mode; /* ULP1 protocol mode */
634 struct lpfc_queue *fof_eq; /* Flash Optimized Fabric Event queue */
636 /* Optimized Access Storage specific queues/structures */
638 struct lpfc_queue *oas_cq; /* OAS completion queue */
639 struct lpfc_queue *oas_wq; /* OAS Work queue */
640 struct lpfc_sli_ring *oas_ring;
641 uint64_t oas_next_lun;
642 uint8_t oas_next_tgt_wwpn[8];
643 uint8_t oas_next_vpt_wwpn[8];
645 /* Setup information for various queue parameters */
656 #define LPFC_SP_EQ_MAX_INTR_SEC 10000
657 #define LPFC_FP_EQ_MAX_INTR_SEC 10000
659 uint32_t intr_enable;
660 struct lpfc_bmbx bmbx;
661 struct lpfc_max_cfg_param max_cfg_param;
662 uint16_t extents_in_use; /* must allocate resource extents. */
663 uint16_t rpi_hdrs_in_use; /* must post rpi hdrs if set. */
664 uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */
666 uint16_t nvme_xri_max;
667 uint16_t nvme_xri_cnt;
668 uint16_t nvme_xri_start;
669 uint16_t scsi_xri_max;
670 uint16_t scsi_xri_cnt;
671 uint16_t scsi_xri_start;
672 uint16_t els_xri_cnt;
673 uint16_t nvmet_xri_cnt;
674 uint16_t nvmet_io_wait_cnt;
675 uint16_t nvmet_io_wait_total;
676 struct list_head lpfc_els_sgl_list;
677 struct list_head lpfc_abts_els_sgl_list;
678 struct list_head lpfc_nvmet_sgl_list;
679 struct list_head lpfc_abts_nvmet_ctx_list;
680 struct list_head lpfc_abts_scsi_buf_list;
681 struct list_head lpfc_abts_nvme_buf_list;
682 struct list_head lpfc_nvmet_io_wait_list;
683 struct lpfc_nvmet_ctx_info *nvmet_ctx_info;
684 struct lpfc_sglq **lpfc_sglq_active_list;
685 struct list_head lpfc_rpi_hdr_list;
686 unsigned long *rpi_bmask;
689 struct list_head lpfc_rpi_blk_list;
690 unsigned long *xri_bmask;
692 struct list_head lpfc_xri_blk_list;
693 unsigned long *vfi_bmask;
696 struct list_head lpfc_vfi_blk_list;
697 struct lpfc_sli4_flags sli4_flags;
698 struct list_head sp_queue_event;
699 struct list_head sp_cqe_event_pool;
700 struct list_head sp_asynce_work_queue;
701 struct list_head sp_fcp_xri_aborted_work_queue;
702 struct list_head sp_els_xri_aborted_work_queue;
703 struct list_head sp_unsol_work_queue;
704 struct lpfc_sli4_link link_state;
705 struct lpfc_sli4_lnk_info lnk_info;
706 uint32_t pport_name_sta;
707 #define LPFC_SLI4_PPNAME_NON 0
708 #define LPFC_SLI4_PPNAME_GET 1
710 spinlock_t abts_nvme_buf_list_lock; /* list of aborted SCSI IOs */
711 spinlock_t abts_scsi_buf_list_lock; /* list of aborted SCSI IOs */
712 spinlock_t sgl_list_lock; /* list of aborted els IOs */
713 spinlock_t nvmet_io_wait_lock; /* IOs waiting for ctx resources */
714 uint32_t physical_port;
716 /* CPU to vector mapping information */
717 struct lpfc_vector_map_info *cpu_map;
718 uint16_t num_online_cpu;
719 uint16_t num_present_cpu;
720 uint16_t curr_disp_cpu;
722 #define lpfc_conf_trunk_port0_WORD conf_trunk
723 #define lpfc_conf_trunk_port0_SHIFT 0
724 #define lpfc_conf_trunk_port0_MASK 0x1
725 #define lpfc_conf_trunk_port1_WORD conf_trunk
726 #define lpfc_conf_trunk_port1_SHIFT 1
727 #define lpfc_conf_trunk_port1_MASK 0x1
728 #define lpfc_conf_trunk_port2_WORD conf_trunk
729 #define lpfc_conf_trunk_port2_SHIFT 2
730 #define lpfc_conf_trunk_port2_MASK 0x1
731 #define lpfc_conf_trunk_port3_WORD conf_trunk
732 #define lpfc_conf_trunk_port3_SHIFT 3
733 #define lpfc_conf_trunk_port3_MASK 0x1
742 enum lpfc_sgl_state {
749 /* lpfc_sglqs are used in double linked lists */
750 struct list_head list;
751 struct list_head clist;
752 enum lpfc_sge_type buff_type; /* is this a scsi sgl */
753 enum lpfc_sgl_state state;
754 struct lpfc_nodelist *ndlp; /* ndlp associated with IO */
755 uint16_t iotag; /* pre-assigned IO tag */
756 uint16_t sli4_lxritag; /* logical pre-assigned xri. */
757 uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */
758 struct sli4_sge *sgl; /* pre-assigned SGL */
759 void *virt; /* virtual address. */
760 dma_addr_t phys; /* physical address */
763 struct lpfc_rpi_hdr {
764 struct list_head list;
766 struct lpfc_dmabuf *dmabuf;
772 struct lpfc_rsrc_blks {
773 struct list_head list;
779 struct lpfc_rdp_context {
780 struct lpfc_nodelist *ndlp;
783 READ_LNK_VAR link_stat;
784 uint8_t page_a0[DMP_SFF_PAGE_A0_SIZE];
785 uint8_t page_a2[DMP_SFF_PAGE_A2_SIZE];
786 void (*cmpl)(struct lpfc_hba *, struct lpfc_rdp_context*, int);
789 struct lpfc_lcb_context {
797 struct lpfc_nodelist *ndlp;
802 * SLI4 specific function prototypes
804 int lpfc_pci_function_reset(struct lpfc_hba *);
805 int lpfc_sli4_pdev_status_reg_wait(struct lpfc_hba *);
806 int lpfc_sli4_hba_setup(struct lpfc_hba *);
807 int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t,
808 uint8_t, uint32_t, bool);
809 void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *);
810 void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t);
811 void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t,
812 struct lpfc_mbx_sge *);
813 int lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba *, struct lpfcMboxq *,
816 void lpfc_sli4_hba_reset(struct lpfc_hba *);
817 struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *, uint32_t,
819 void lpfc_sli4_queue_free(struct lpfc_queue *);
820 int lpfc_eq_create(struct lpfc_hba *, struct lpfc_queue *, uint32_t);
821 int lpfc_modify_hba_eq_delay(struct lpfc_hba *phba, uint32_t startq,
822 uint32_t numq, uint32_t imax);
823 int lpfc_cq_create(struct lpfc_hba *, struct lpfc_queue *,
824 struct lpfc_queue *, uint32_t, uint32_t);
825 int lpfc_cq_create_set(struct lpfc_hba *phba, struct lpfc_queue **cqp,
826 struct lpfc_queue **eqp, uint32_t type,
828 int32_t lpfc_mq_create(struct lpfc_hba *, struct lpfc_queue *,
829 struct lpfc_queue *, uint32_t);
830 int lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *,
831 struct lpfc_queue *, uint32_t);
832 int lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *,
833 struct lpfc_queue *, struct lpfc_queue *, uint32_t);
834 int lpfc_mrq_create(struct lpfc_hba *phba, struct lpfc_queue **hrqp,
835 struct lpfc_queue **drqp, struct lpfc_queue **cqp,
837 int lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *);
838 int lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *);
839 int lpfc_mq_destroy(struct lpfc_hba *, struct lpfc_queue *);
840 int lpfc_wq_destroy(struct lpfc_hba *, struct lpfc_queue *);
841 int lpfc_rq_destroy(struct lpfc_hba *, struct lpfc_queue *,
842 struct lpfc_queue *);
843 int lpfc_sli4_queue_setup(struct lpfc_hba *);
844 void lpfc_sli4_queue_unset(struct lpfc_hba *);
845 int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t);
846 int lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *);
847 int lpfc_repost_nvme_sgl_list(struct lpfc_hba *phba);
848 uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *);
849 void lpfc_sli4_free_xri(struct lpfc_hba *, int);
850 int lpfc_sli4_post_async_mbox(struct lpfc_hba *);
851 int lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *, struct list_head *, int);
852 struct lpfc_cq_event *__lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
853 struct lpfc_cq_event *lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
854 void __lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
855 void lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
856 int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *);
857 int lpfc_sli4_post_rpi_hdr(struct lpfc_hba *, struct lpfc_rpi_hdr *);
858 int lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *);
859 struct lpfc_rpi_hdr *lpfc_sli4_create_rpi_hdr(struct lpfc_hba *);
860 void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *);
861 int lpfc_sli4_alloc_rpi(struct lpfc_hba *);
862 void lpfc_sli4_free_rpi(struct lpfc_hba *, int);
863 void lpfc_sli4_remove_rpis(struct lpfc_hba *);
864 void lpfc_sli4_async_event_proc(struct lpfc_hba *);
865 void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *);
866 int lpfc_sli4_resume_rpi(struct lpfc_nodelist *,
867 void (*)(struct lpfc_hba *, LPFC_MBOXQ_t *), void *);
868 void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *);
869 void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *);
870 void lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *,
871 struct sli4_wcqe_xri_aborted *);
872 void lpfc_sli4_nvme_xri_aborted(struct lpfc_hba *phba,
873 struct sli4_wcqe_xri_aborted *axri);
874 void lpfc_sli4_nvmet_xri_aborted(struct lpfc_hba *phba,
875 struct sli4_wcqe_xri_aborted *axri);
876 void lpfc_sli4_els_xri_aborted(struct lpfc_hba *,
877 struct sli4_wcqe_xri_aborted *);
878 void lpfc_sli4_vport_delete_els_xri_aborted(struct lpfc_vport *);
879 void lpfc_sli4_vport_delete_fcp_xri_aborted(struct lpfc_vport *);
880 int lpfc_sli4_brdreset(struct lpfc_hba *);
881 int lpfc_sli4_add_fcf_record(struct lpfc_hba *, struct fcf_record *);
882 void lpfc_sli_remove_dflt_fcf(struct lpfc_hba *);
883 int lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *);
884 int lpfc_sli4_get_iocb_cnt(struct lpfc_hba *phba);
885 int lpfc_sli4_init_vpi(struct lpfc_vport *);
886 inline void lpfc_sli4_eq_clr_intr(struct lpfc_queue *);
887 uint32_t lpfc_sli4_cq_release(struct lpfc_queue *, bool);
888 uint32_t lpfc_sli4_eq_release(struct lpfc_queue *, bool);
889 inline void lpfc_sli4_if6_eq_clr_intr(struct lpfc_queue *q);
890 uint32_t lpfc_sli4_if6_cq_release(struct lpfc_queue *q, bool arm);
891 uint32_t lpfc_sli4_if6_eq_release(struct lpfc_queue *q, bool arm);
892 void lpfc_sli4_fcfi_unreg(struct lpfc_hba *, uint16_t);
893 int lpfc_sli4_fcf_scan_read_fcf_rec(struct lpfc_hba *, uint16_t);
894 int lpfc_sli4_fcf_rr_read_fcf_rec(struct lpfc_hba *, uint16_t);
895 int lpfc_sli4_read_fcf_rec(struct lpfc_hba *, uint16_t);
896 void lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
897 void lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
898 void lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
899 int lpfc_sli4_unregister_fcf(struct lpfc_hba *);
900 int lpfc_sli4_post_status_check(struct lpfc_hba *);
901 uint8_t lpfc_sli_config_mbox_subsys_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
902 uint8_t lpfc_sli_config_mbox_opcode_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
903 void lpfc_sli4_ras_dma_free(struct lpfc_hba *phba);