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OpenCloudOS-Kernel/drivers/scsi/lpfc/lpfc_sli4.h

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/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
* Copyright (C) 2017 Broadcom. All Rights Reserved. The term *
* “Broadcom” refers to Broadcom Limited and/or its subsidiaries. *
* Copyright (C) 2009-2016 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.broadcom.com *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of version 2 of the GNU General *
* Public License as published by the Free Software Foundation. *
* This program is distributed in the hope that it will be useful. *
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
* DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
* TO BE LEGALLY INVALID. See the GNU General Public License for *
* more details, a copy of which can be found in the file COPYING *
* included with this package. *
*******************************************************************/
#define LPFC_ACTIVE_MBOX_WAIT_CNT 100
#define LPFC_XRI_EXCH_BUSY_WAIT_TMO 10000
#define LPFC_XRI_EXCH_BUSY_WAIT_T1 10
#define LPFC_XRI_EXCH_BUSY_WAIT_T2 30000
#define LPFC_RELEASE_NOTIFICATION_INTERVAL 32
#define LPFC_RPI_LOW_WATER_MARK 10
#define LPFC_UNREG_FCF 1
#define LPFC_SKIP_UNREG_FCF 0
/* Amount of time in seconds for waiting FCF rediscovery to complete */
#define LPFC_FCF_REDISCOVER_WAIT_TMO 2000 /* msec */
/* Number of SGL entries can be posted in a 4KB nonembedded mbox command */
#define LPFC_NEMBED_MBOX_SGL_CNT 254
/* Multi-queue arrangement for FCP EQ/CQ/WQ tuples */
#define LPFC_HBA_IO_CHAN_MIN 0
#define LPFC_HBA_IO_CHAN_MAX 32
#define LPFC_FCP_IO_CHAN_DEF 4
#define LPFC_NVME_IO_CHAN_DEF 0
/* Number of channels used for Flash Optimized Fabric (FOF) operations */
#define LPFC_FOF_IO_CHAN_NUM 1
/*
* Provide the default FCF Record attributes used by the driver
* when nonFIP mode is configured and there is no other default
* FCF Record attributes.
*/
#define LPFC_FCOE_FCF_DEF_INDEX 0
#define LPFC_FCOE_FCF_GET_FIRST 0xFFFF
#define LPFC_FCOE_FCF_NEXT_NONE 0xFFFF
#define LPFC_FCOE_NULL_VID 0xFFF
#define LPFC_FCOE_IGNORE_VID 0xFFFF
/* First 3 bytes of default FCF MAC is specified by FC_MAP */
#define LPFC_FCOE_FCF_MAC3 0xFF
#define LPFC_FCOE_FCF_MAC4 0xFF
#define LPFC_FCOE_FCF_MAC5 0xFE
#define LPFC_FCOE_FCF_MAP0 0x0E
#define LPFC_FCOE_FCF_MAP1 0xFC
#define LPFC_FCOE_FCF_MAP2 0x00
#define LPFC_FCOE_MAX_RCV_SIZE 0x800
#define LPFC_FCOE_FKA_ADV_PER 0
#define LPFC_FCOE_FIP_PRIORITY 0x80
#define sli4_sid_from_fc_hdr(fc_hdr) \
((fc_hdr)->fh_s_id[0] << 16 | \
(fc_hdr)->fh_s_id[1] << 8 | \
(fc_hdr)->fh_s_id[2])
#define sli4_did_from_fc_hdr(fc_hdr) \
((fc_hdr)->fh_d_id[0] << 16 | \
(fc_hdr)->fh_d_id[1] << 8 | \
(fc_hdr)->fh_d_id[2])
#define sli4_fctl_from_fc_hdr(fc_hdr) \
((fc_hdr)->fh_f_ctl[0] << 16 | \
(fc_hdr)->fh_f_ctl[1] << 8 | \
(fc_hdr)->fh_f_ctl[2])
#define sli4_type_from_fc_hdr(fc_hdr) \
((fc_hdr)->fh_type)
#define LPFC_FW_RESET_MAXIMUM_WAIT_10MS_CNT 12000
#define INT_FW_UPGRADE 0
#define RUN_FW_UPGRADE 1
enum lpfc_sli4_queue_type {
LPFC_EQ,
LPFC_GCQ,
LPFC_MCQ,
LPFC_WCQ,
LPFC_RCQ,
LPFC_MQ,
LPFC_WQ,
LPFC_HRQ,
LPFC_DRQ
};
/* The queue sub-type defines the functional purpose of the queue */
enum lpfc_sli4_queue_subtype {
LPFC_NONE,
LPFC_MBOX,
LPFC_FCP,
LPFC_ELS,
LPFC_NVME,
LPFC_NVMET,
LPFC_NVME_LS,
LPFC_USOL
};
union sli4_qe {
void *address;
struct lpfc_eqe *eqe;
struct lpfc_cqe *cqe;
struct lpfc_mcqe *mcqe;
struct lpfc_wcqe_complete *wcqe_complete;
struct lpfc_wcqe_release *wcqe_release;
struct sli4_wcqe_xri_aborted *wcqe_xri_aborted;
struct lpfc_rcqe_complete *rcqe_complete;
struct lpfc_mqe *mqe;
union lpfc_wqe *wqe;
union lpfc_wqe128 *wqe128;
struct lpfc_rqe *rqe;
};
/* RQ buffer list */
struct lpfc_rqb {
uint16_t entry_count; /* Current number of RQ slots */
uint16_t buffer_count; /* Current number of buffers posted */
struct list_head rqb_buffer_list; /* buffers assigned to this HBQ */
/* Callback for HBQ buffer allocation */
struct rqb_dmabuf *(*rqb_alloc_buffer)(struct lpfc_hba *);
/* Callback for HBQ buffer free */
void (*rqb_free_buffer)(struct lpfc_hba *,
struct rqb_dmabuf *);
};
struct lpfc_queue {
struct list_head list;
struct list_head wq_list;
enum lpfc_sli4_queue_type type;
enum lpfc_sli4_queue_subtype subtype;
struct lpfc_hba *phba;
struct list_head child_list;
struct list_head page_list;
struct list_head sgl_list;
uint32_t entry_count; /* Number of entries to support on the queue */
uint32_t entry_size; /* Size of each queue entry. */
uint32_t entry_repost; /* Count of entries before doorbell is rung */
#define LPFC_QUEUE_MIN_REPOST 8
uint32_t queue_id; /* Queue ID assigned by the hardware */
uint32_t assoc_qid; /* Queue ID associated with, for CQ/WQ/MQ */
uint32_t page_count; /* Number of pages allocated for this queue */
uint32_t host_index; /* The host's index for putting or getting */
uint32_t hba_index; /* The last known hba index for get or put */
struct lpfc_sli_ring *pring; /* ptr to io ring associated with q */
struct lpfc_rqb *rqbp; /* ptr to RQ buffers */
uint16_t sgl_list_cnt;
uint16_t db_format;
#define LPFC_DB_RING_FORMAT 0x01
#define LPFC_DB_LIST_FORMAT 0x02
void __iomem *db_regaddr;
/* For q stats */
uint32_t q_cnt_1;
uint32_t q_cnt_2;
uint32_t q_cnt_3;
uint64_t q_cnt_4;
/* defines for EQ stats */
#define EQ_max_eqe q_cnt_1
#define EQ_no_entry q_cnt_2
#define EQ_badstate q_cnt_3
#define EQ_processed q_cnt_4
/* defines for CQ stats */
#define CQ_mbox q_cnt_1
#define CQ_max_cqe q_cnt_1
#define CQ_release_wqe q_cnt_2
#define CQ_xri_aborted q_cnt_3
#define CQ_wq q_cnt_4
/* defines for WQ stats */
#define WQ_overflow q_cnt_1
#define WQ_posted q_cnt_4
/* defines for RQ stats */
#define RQ_no_posted_buf q_cnt_1
#define RQ_no_buf_found q_cnt_2
#define RQ_buf_trunc q_cnt_3
#define RQ_rcv_buf q_cnt_4
uint64_t isr_timestamp;
struct lpfc_queue *assoc_qp;
union sli4_qe qe[1]; /* array to index entries (must be last) */
};
struct lpfc_sli4_link {
uint16_t speed;
uint8_t duplex;
uint8_t status;
uint8_t type;
uint8_t number;
uint8_t fault;
uint16_t logical_speed;
uint16_t topology;
};
struct lpfc_fcf_rec {
uint8_t fabric_name[8];
uint8_t switch_name[8];
uint8_t mac_addr[6];
uint16_t fcf_indx;
uint32_t priority;
uint16_t vlan_id;
uint32_t addr_mode;
uint32_t flag;
#define BOOT_ENABLE 0x01
#define RECORD_VALID 0x02
};
struct lpfc_fcf_pri_rec {
uint16_t fcf_index;
#define LPFC_FCF_ON_PRI_LIST 0x0001
#define LPFC_FCF_FLOGI_FAILED 0x0002
uint16_t flag;
uint32_t priority;
};
struct lpfc_fcf_pri {
struct list_head list;
struct lpfc_fcf_pri_rec fcf_rec;
};
/*
* Maximum FCF table index, it is for driver internal book keeping, it
* just needs to be no less than the supported HBA's FCF table size.
*/
#define LPFC_SLI4_FCF_TBL_INDX_MAX 32
struct lpfc_fcf {
uint16_t fcfi;
uint32_t fcf_flag;
#define FCF_AVAILABLE 0x01 /* FCF available for discovery */
#define FCF_REGISTERED 0x02 /* FCF registered with FW */
#define FCF_SCAN_DONE 0x04 /* FCF table scan done */
#define FCF_IN_USE 0x08 /* Atleast one discovery completed */
#define FCF_INIT_DISC 0x10 /* Initial FCF discovery */
#define FCF_DEAD_DISC 0x20 /* FCF DEAD fast FCF failover discovery */
#define FCF_ACVL_DISC 0x40 /* All CVL fast FCF failover discovery */
#define FCF_DISCOVERY (FCF_INIT_DISC | FCF_DEAD_DISC | FCF_ACVL_DISC)
#define FCF_REDISC_PEND 0x80 /* FCF rediscovery pending */
#define FCF_REDISC_EVT 0x100 /* FCF rediscovery event to worker thread */
#define FCF_REDISC_FOV 0x200 /* Post FCF rediscovery fast failover */
#define FCF_REDISC_PROG (FCF_REDISC_PEND | FCF_REDISC_EVT)
uint32_t addr_mode;
uint32_t eligible_fcf_cnt;
struct lpfc_fcf_rec current_rec;
struct lpfc_fcf_rec failover_rec;
struct list_head fcf_pri_list;
struct lpfc_fcf_pri fcf_pri[LPFC_SLI4_FCF_TBL_INDX_MAX];
uint32_t current_fcf_scan_pri;
struct timer_list redisc_wait;
unsigned long *fcf_rr_bmask; /* Eligible FCF indexes for RR failover */
};
#define LPFC_REGION23_SIGNATURE "RG23"
#define LPFC_REGION23_VERSION 1
#define LPFC_REGION23_LAST_REC 0xff
#define DRIVER_SPECIFIC_TYPE 0xA2
#define LINUX_DRIVER_ID 0x20
#define PORT_STE_TYPE 0x1
struct lpfc_fip_param_hdr {
uint8_t type;
#define FCOE_PARAM_TYPE 0xA0
uint8_t length;
#define FCOE_PARAM_LENGTH 2
uint8_t parm_version;
#define FIPP_VERSION 0x01
uint8_t parm_flags;
#define lpfc_fip_param_hdr_fipp_mode_SHIFT 6
#define lpfc_fip_param_hdr_fipp_mode_MASK 0x3
#define lpfc_fip_param_hdr_fipp_mode_WORD parm_flags
#define FIPP_MODE_ON 0x1
#define FIPP_MODE_OFF 0x0
#define FIPP_VLAN_VALID 0x1
};
struct lpfc_fcoe_params {
uint8_t fc_map[3];
uint8_t reserved1;
uint16_t vlan_tag;
uint8_t reserved[2];
};
struct lpfc_fcf_conn_hdr {
uint8_t type;
#define FCOE_CONN_TBL_TYPE 0xA1
uint8_t length; /* words */
uint8_t reserved[2];
};
struct lpfc_fcf_conn_rec {
uint16_t flags;
#define FCFCNCT_VALID 0x0001
#define FCFCNCT_BOOT 0x0002
#define FCFCNCT_PRIMARY 0x0004 /* if not set, Secondary */
#define FCFCNCT_FBNM_VALID 0x0008
#define FCFCNCT_SWNM_VALID 0x0010
#define FCFCNCT_VLAN_VALID 0x0020
#define FCFCNCT_AM_VALID 0x0040
#define FCFCNCT_AM_PREFERRED 0x0080 /* if not set, AM Required */
#define FCFCNCT_AM_SPMA 0x0100 /* if not set, FPMA */
uint16_t vlan_tag;
uint8_t fabric_name[8];
uint8_t switch_name[8];
};
struct lpfc_fcf_conn_entry {
struct list_head list;
struct lpfc_fcf_conn_rec conn_rec;
};
/*
* Define the host's bootstrap mailbox. This structure contains
* the member attributes needed to create, use, and destroy the
* bootstrap mailbox region.
*
* The macro definitions for the bmbx data structure are defined
* in lpfc_hw4.h with the register definition.
*/
struct lpfc_bmbx {
struct lpfc_dmabuf *dmabuf;
struct dma_address dma_address;
void *avirt;
dma_addr_t aphys;
uint32_t bmbx_size;
};
#define LPFC_EQE_SIZE LPFC_EQE_SIZE_4
#define LPFC_EQE_SIZE_4B 4
#define LPFC_EQE_SIZE_16B 16
#define LPFC_CQE_SIZE 16
#define LPFC_WQE_SIZE 64
#define LPFC_WQE128_SIZE 128
#define LPFC_MQE_SIZE 256
#define LPFC_RQE_SIZE 8
#define LPFC_EQE_DEF_COUNT 1024
#define LPFC_CQE_DEF_COUNT 1024
#define LPFC_WQE_DEF_COUNT 256
#define LPFC_WQE128_DEF_COUNT 128
#define LPFC_WQE128_MAX_COUNT 256
#define LPFC_MQE_DEF_COUNT 16
#define LPFC_RQE_DEF_COUNT 512
#define LPFC_QUEUE_NOARM false
#define LPFC_QUEUE_REARM true
/*
* SLI4 CT field defines
*/
#define SLI4_CT_RPI 0
#define SLI4_CT_VPI 1
#define SLI4_CT_VFI 2
#define SLI4_CT_FCFI 3
/*
* SLI4 specific data structures
*/
struct lpfc_max_cfg_param {
uint16_t max_xri;
uint16_t xri_base;
uint16_t xri_used;
uint16_t max_rpi;
uint16_t rpi_base;
uint16_t rpi_used;
uint16_t max_vpi;
uint16_t vpi_base;
uint16_t vpi_used;
uint16_t max_vfi;
uint16_t vfi_base;
uint16_t vfi_used;
uint16_t max_fcfi;
uint16_t fcfi_used;
uint16_t max_eq;
uint16_t max_rq;
uint16_t max_cq;
uint16_t max_wq;
};
struct lpfc_hba;
/* SLI4 HBA multi-fcp queue handler struct */
struct lpfc_hba_eq_hdl {
uint32_t idx;
struct lpfc_hba *phba;
atomic_t hba_eq_in_use;
struct cpumask *cpumask;
/* CPU affinitsed to or 0xffffffff if multiple */
uint32_t cpu;
#define LPFC_MULTI_CPU_AFFINITY 0xffffffff
};
/* Port Capabilities for SLI4 Parameters */
struct lpfc_pc_sli4_params {
uint32_t supported;
uint32_t if_type;
uint32_t sli_rev;
uint32_t sli_family;
uint32_t featurelevel_1;
uint32_t featurelevel_2;
uint32_t proto_types;
#define LPFC_SLI4_PROTO_FCOE 0x0000001
#define LPFC_SLI4_PROTO_FC 0x0000002
#define LPFC_SLI4_PROTO_NIC 0x0000004
#define LPFC_SLI4_PROTO_ISCSI 0x0000008
#define LPFC_SLI4_PROTO_RDMA 0x0000010
uint32_t sge_supp_len;
uint32_t if_page_sz;
uint32_t rq_db_window;
uint32_t loopbk_scope;
uint32_t oas_supported;
uint32_t eq_pages_max;
uint32_t eqe_size;
uint32_t cq_pages_max;
uint32_t cqe_size;
uint32_t mq_pages_max;
uint32_t mqe_size;
uint32_t mq_elem_cnt;
uint32_t wq_pages_max;
uint32_t wqe_size;
uint32_t rq_pages_max;
uint32_t rqe_size;
uint32_t hdr_pages_max;
uint32_t hdr_size;
uint32_t hdr_pp_align;
uint32_t sgl_pages_max;
uint32_t sgl_pp_align;
uint8_t cqv;
uint8_t mqv;
uint8_t wqv;
uint8_t rqv;
uint8_t wqsize;
#define LPFC_WQ_SZ64_SUPPORT 1
#define LPFC_WQ_SZ128_SUPPORT 2
uint8_t wqpcnt;
};
struct lpfc_iov {
uint32_t pf_number;
uint32_t vf_number;
};
struct lpfc_sli4_lnk_info {
uint8_t lnk_dv;
#define LPFC_LNK_DAT_INVAL 0
#define LPFC_LNK_DAT_VAL 1
uint8_t lnk_tp;
#define LPFC_LNK_GE 0x0 /* FCoE */
#define LPFC_LNK_FC 0x1 /* FC */
uint8_t lnk_no;
uint8_t optic_state;
};
#define LPFC_SLI4_HANDLER_CNT (LPFC_HBA_IO_CHAN_MAX+ \
LPFC_FOF_IO_CHAN_NUM)
#define LPFC_SLI4_HANDLER_NAME_SZ 16
/* Used for IRQ vector to CPU mapping */
struct lpfc_vector_map_info {
uint16_t phys_id;
uint16_t core_id;
uint16_t irq;
uint16_t channel_id;
};
#define LPFC_VECTOR_MAP_EMPTY 0xffff
/* SLI4 HBA data structure entries */
struct lpfc_sli4_hba {
void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for
PCI BAR0, config space registers */
void __iomem *ctrl_regs_memmap_p; /* Kernel memory mapped address for
PCI BAR1, control registers */
void __iomem *drbl_regs_memmap_p; /* Kernel memory mapped address for
PCI BAR2, doorbell registers */
union {
struct {
/* IF Type 0, BAR 0 PCI cfg space reg mem map */
void __iomem *UERRLOregaddr;
void __iomem *UERRHIregaddr;
void __iomem *UEMASKLOregaddr;
void __iomem *UEMASKHIregaddr;
} if_type0;
struct {
/* IF Type 2, BAR 0 PCI cfg space reg mem map. */
void __iomem *STATUSregaddr;
void __iomem *CTRLregaddr;
void __iomem *ERR1regaddr;
#define SLIPORT_ERR1_REG_ERR_CODE_1 0x1
#define SLIPORT_ERR1_REG_ERR_CODE_2 0x2
void __iomem *ERR2regaddr;
#define SLIPORT_ERR2_REG_FW_RESTART 0x0
#define SLIPORT_ERR2_REG_FUNC_PROVISON 0x1
#define SLIPORT_ERR2_REG_FORCED_DUMP 0x2
#define SLIPORT_ERR2_REG_FAILURE_EQ 0x3
#define SLIPORT_ERR2_REG_FAILURE_CQ 0x4
#define SLIPORT_ERR2_REG_FAILURE_BUS 0x5
#define SLIPORT_ERR2_REG_FAILURE_RQ 0x6
} if_type2;
} u;
/* IF type 0, BAR1 and if type 2, Bar 0 CSR register memory map */
void __iomem *PSMPHRregaddr;
/* Well-known SLI INTF register memory map. */
void __iomem *SLIINTFregaddr;
/* IF type 0, BAR 1 function CSR register memory map */
void __iomem *ISRregaddr; /* HST_ISR register */
void __iomem *IMRregaddr; /* HST_IMR register */
void __iomem *ISCRregaddr; /* HST_ISCR register */
/* IF type 0, BAR 0 and if type 2, BAR 0 doorbell register memory map */
void __iomem *RQDBregaddr; /* RQ_DOORBELL register */
void __iomem *WQDBregaddr; /* WQ_DOORBELL register */
void __iomem *EQCQDBregaddr; /* EQCQ_DOORBELL register */
void __iomem *MQDBregaddr; /* MQ_DOORBELL register */
void __iomem *BMBXregaddr; /* BootStrap MBX register */
uint32_t ue_mask_lo;
uint32_t ue_mask_hi;
uint32_t ue_to_sr;
uint32_t ue_to_rp;
struct lpfc_register sli_intf;
struct lpfc_pc_sli4_params pc_sli4_params;
uint8_t handler_name[LPFC_SLI4_HANDLER_CNT][LPFC_SLI4_HANDLER_NAME_SZ];
struct lpfc_hba_eq_hdl *hba_eq_hdl; /* HBA per-WQ handle */
/* Pointers to the constructed SLI4 queues */
struct lpfc_queue **hba_eq; /* Event queues for HBA */
struct lpfc_queue **fcp_cq; /* Fast-path FCP compl queue */
struct lpfc_queue **nvme_cq; /* Fast-path NVME compl queue */
struct lpfc_queue **nvmet_cqset; /* Fast-path NVMET CQ Set queues */
struct lpfc_queue **nvmet_mrq_hdr; /* Fast-path NVMET hdr MRQs */
struct lpfc_queue **nvmet_mrq_data; /* Fast-path NVMET data MRQs */
struct lpfc_queue **fcp_wq; /* Fast-path FCP work queue */
struct lpfc_queue **nvme_wq; /* Fast-path NVME work queue */
uint16_t *fcp_cq_map;
uint16_t *nvme_cq_map;
struct list_head lpfc_wq_list;
struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */
struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */
struct lpfc_queue *nvmels_cq; /* NVME LS complete queue */
struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */
struct lpfc_queue *els_wq; /* Slow-path ELS work queue */
struct lpfc_queue *nvmels_wq; /* NVME LS work queue */
struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */
struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */
struct lpfc_name wwnn;
struct lpfc_name wwpn;
uint32_t fw_func_mode; /* FW function protocol mode */
uint32_t ulp0_mode; /* ULP0 protocol mode */
uint32_t ulp1_mode; /* ULP1 protocol mode */
struct lpfc_queue *fof_eq; /* Flash Optimized Fabric Event queue */
/* Optimized Access Storage specific queues/structures */
struct lpfc_queue *oas_cq; /* OAS completion queue */
struct lpfc_queue *oas_wq; /* OAS Work queue */
struct lpfc_sli_ring *oas_ring;
uint64_t oas_next_lun;
uint8_t oas_next_tgt_wwpn[8];
uint8_t oas_next_vpt_wwpn[8];
/* Setup information for various queue parameters */
int eq_esize;
int eq_ecount;
int cq_esize;
int cq_ecount;
int wq_esize;
int wq_ecount;
int mq_esize;
int mq_ecount;
int rq_esize;
int rq_ecount;
#define LPFC_SP_EQ_MAX_INTR_SEC 10000
#define LPFC_FP_EQ_MAX_INTR_SEC 10000
uint32_t intr_enable;
struct lpfc_bmbx bmbx;
struct lpfc_max_cfg_param max_cfg_param;
uint16_t extents_in_use; /* must allocate resource extents. */
uint16_t rpi_hdrs_in_use; /* must post rpi hdrs if set. */
uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */
uint16_t next_rpi;
uint16_t nvme_xri_max;
uint16_t nvme_xri_cnt;
uint16_t nvme_xri_start;
uint16_t scsi_xri_max;
uint16_t scsi_xri_cnt;
uint16_t scsi_xri_start;
uint16_t els_xri_cnt;
uint16_t nvmet_xri_cnt;
struct list_head lpfc_els_sgl_list;
struct list_head lpfc_abts_els_sgl_list;
struct list_head lpfc_nvmet_sgl_list;
struct list_head lpfc_abts_nvmet_sgl_list;
struct list_head lpfc_abts_scsi_buf_list;
struct list_head lpfc_abts_nvme_buf_list;
struct lpfc_sglq **lpfc_sglq_active_list;
struct list_head lpfc_rpi_hdr_list;
unsigned long *rpi_bmask;
uint16_t *rpi_ids;
uint16_t rpi_count;
struct list_head lpfc_rpi_blk_list;
unsigned long *xri_bmask;
uint16_t *xri_ids;
struct list_head lpfc_xri_blk_list;
unsigned long *vfi_bmask;
uint16_t *vfi_ids;
uint16_t vfi_count;
struct list_head lpfc_vfi_blk_list;
struct lpfc_sli4_flags sli4_flags;
struct list_head sp_queue_event;
struct list_head sp_cqe_event_pool;
struct list_head sp_asynce_work_queue;
struct list_head sp_fcp_xri_aborted_work_queue;
struct list_head sp_els_xri_aborted_work_queue;
struct list_head sp_unsol_work_queue;
struct lpfc_sli4_link link_state;
struct lpfc_sli4_lnk_info lnk_info;
uint32_t pport_name_sta;
#define LPFC_SLI4_PPNAME_NON 0
#define LPFC_SLI4_PPNAME_GET 1
struct lpfc_iov iov;
spinlock_t abts_nvme_buf_list_lock; /* list of aborted SCSI IOs */
spinlock_t abts_scsi_buf_list_lock; /* list of aborted SCSI IOs */
spinlock_t sgl_list_lock; /* list of aborted els IOs */
spinlock_t nvmet_io_lock;
uint32_t physical_port;
/* CPU to vector mapping information */
struct lpfc_vector_map_info *cpu_map;
uint16_t num_online_cpu;
uint16_t num_present_cpu;
uint16_t curr_disp_cpu;
uint16_t nvmet_mrq_post_idx;
};
enum lpfc_sge_type {
GEN_BUFF_TYPE,
SCSI_BUFF_TYPE,
NVMET_BUFF_TYPE
};
enum lpfc_sgl_state {
SGL_FREED,
SGL_ALLOCATED,
SGL_XRI_ABORTED
};
struct lpfc_sglq {
/* lpfc_sglqs are used in double linked lists */
struct list_head list;
struct list_head clist;
enum lpfc_sge_type buff_type; /* is this a scsi sgl */
enum lpfc_sgl_state state;
struct lpfc_nodelist *ndlp; /* ndlp associated with IO */
uint16_t iotag; /* pre-assigned IO tag */
uint16_t sli4_lxritag; /* logical pre-assigned xri. */
uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */
struct sli4_sge *sgl; /* pre-assigned SGL */
void *virt; /* virtual address. */
dma_addr_t phys; /* physical address */
};
struct lpfc_rpi_hdr {
struct list_head list;
uint32_t len;
struct lpfc_dmabuf *dmabuf;
uint32_t page_count;
uint32_t start_rpi;
};
struct lpfc_rsrc_blks {
struct list_head list;
uint16_t rsrc_start;
uint16_t rsrc_size;
uint16_t rsrc_used;
};
struct lpfc_rdp_context {
struct lpfc_nodelist *ndlp;
uint16_t ox_id;
uint16_t rx_id;
READ_LNK_VAR link_stat;
uint8_t page_a0[DMP_SFF_PAGE_A0_SIZE];
uint8_t page_a2[DMP_SFF_PAGE_A2_SIZE];
void (*cmpl)(struct lpfc_hba *, struct lpfc_rdp_context*, int);
};
struct lpfc_lcb_context {
uint8_t sub_command;
uint8_t type;
uint8_t frequency;
uint16_t ox_id;
uint16_t rx_id;
struct lpfc_nodelist *ndlp;
};
/*
* SLI4 specific function prototypes
*/
int lpfc_pci_function_reset(struct lpfc_hba *);
int lpfc_sli4_pdev_status_reg_wait(struct lpfc_hba *);
int lpfc_sli4_hba_setup(struct lpfc_hba *);
int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t,
uint8_t, uint32_t, bool);
void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *);
void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t);
void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t,
struct lpfc_mbx_sge *);
int lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba *, struct lpfcMboxq *,
uint16_t);
void lpfc_sli4_hba_reset(struct lpfc_hba *);
struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *, uint32_t,
uint32_t);
void lpfc_sli4_queue_free(struct lpfc_queue *);
int lpfc_eq_create(struct lpfc_hba *, struct lpfc_queue *, uint32_t);
int lpfc_modify_hba_eq_delay(struct lpfc_hba *phba, uint32_t startq);
int lpfc_cq_create(struct lpfc_hba *, struct lpfc_queue *,
struct lpfc_queue *, uint32_t, uint32_t);
int lpfc_cq_create_set(struct lpfc_hba *phba, struct lpfc_queue **cqp,
struct lpfc_queue **eqp, uint32_t type,
uint32_t subtype);
int32_t lpfc_mq_create(struct lpfc_hba *, struct lpfc_queue *,
struct lpfc_queue *, uint32_t);
int lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *,
struct lpfc_queue *, uint32_t);
int lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *,
struct lpfc_queue *, struct lpfc_queue *, uint32_t);
int lpfc_mrq_create(struct lpfc_hba *phba, struct lpfc_queue **hrqp,
struct lpfc_queue **drqp, struct lpfc_queue **cqp,
uint32_t subtype);
void lpfc_rq_adjust_repost(struct lpfc_hba *, struct lpfc_queue *, int);
int lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *);
int lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *);
int lpfc_mq_destroy(struct lpfc_hba *, struct lpfc_queue *);
int lpfc_wq_destroy(struct lpfc_hba *, struct lpfc_queue *);
int lpfc_rq_destroy(struct lpfc_hba *, struct lpfc_queue *,
struct lpfc_queue *);
int lpfc_sli4_queue_setup(struct lpfc_hba *);
void lpfc_sli4_queue_unset(struct lpfc_hba *);
int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t);
int lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *);
int lpfc_repost_nvme_sgl_list(struct lpfc_hba *phba);
uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *);
void lpfc_sli4_free_xri(struct lpfc_hba *, int);
int lpfc_sli4_post_async_mbox(struct lpfc_hba *);
int lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *, struct list_head *, int);
struct lpfc_cq_event *__lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
struct lpfc_cq_event *lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
void __lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
void lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *);
int lpfc_sli4_post_rpi_hdr(struct lpfc_hba *, struct lpfc_rpi_hdr *);
int lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *);
struct lpfc_rpi_hdr *lpfc_sli4_create_rpi_hdr(struct lpfc_hba *);
void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *);
int lpfc_sli4_alloc_rpi(struct lpfc_hba *);
void lpfc_sli4_free_rpi(struct lpfc_hba *, int);
void lpfc_sli4_remove_rpis(struct lpfc_hba *);
void lpfc_sli4_async_event_proc(struct lpfc_hba *);
void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *);
int lpfc_sli4_resume_rpi(struct lpfc_nodelist *,
void (*)(struct lpfc_hba *, LPFC_MBOXQ_t *), void *);
void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *);
void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *);
void lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *,
struct sli4_wcqe_xri_aborted *);
void lpfc_sli4_els_xri_aborted(struct lpfc_hba *,
struct sli4_wcqe_xri_aborted *);
void lpfc_sli4_vport_delete_els_xri_aborted(struct lpfc_vport *);
void lpfc_sli4_vport_delete_fcp_xri_aborted(struct lpfc_vport *);
int lpfc_sli4_brdreset(struct lpfc_hba *);
int lpfc_sli4_add_fcf_record(struct lpfc_hba *, struct fcf_record *);
void lpfc_sli_remove_dflt_fcf(struct lpfc_hba *);
int lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *);
int lpfc_sli4_get_iocb_cnt(struct lpfc_hba *phba);
int lpfc_sli4_init_vpi(struct lpfc_vport *);
uint32_t lpfc_sli4_cq_release(struct lpfc_queue *, bool);
uint32_t lpfc_sli4_eq_release(struct lpfc_queue *, bool);
void lpfc_sli4_fcfi_unreg(struct lpfc_hba *, uint16_t);
int lpfc_sli4_fcf_scan_read_fcf_rec(struct lpfc_hba *, uint16_t);
int lpfc_sli4_fcf_rr_read_fcf_rec(struct lpfc_hba *, uint16_t);
int lpfc_sli4_read_fcf_rec(struct lpfc_hba *, uint16_t);
void lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
int lpfc_sli4_unregister_fcf(struct lpfc_hba *);
int lpfc_sli4_post_status_check(struct lpfc_hba *);
uint8_t lpfc_sli_config_mbox_subsys_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
uint8_t lpfc_sli_config_mbox_opcode_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
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