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353 lines
8.9 KiB
353 lines
8.9 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* Copyright (c) 2005-2014 Brocade Communications Systems, Inc. |
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* Copyright (c) 2014- QLogic Corporation. |
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* All rights reserved |
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* www.qlogic.com |
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* |
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* Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter. |
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*/ |
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/* |
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* Contains base driver definitions. |
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*/ |
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/* |
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* bfa_drv.h Linux driver data structures. |
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*/ |
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#ifndef __BFAD_DRV_H__ |
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#define __BFAD_DRV_H__ |
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#include <linux/types.h> |
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#include <linux/pci.h> |
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#include <linux/dma-mapping.h> |
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#include <linux/idr.h> |
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#include <linux/interrupt.h> |
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#include <linux/cdev.h> |
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#include <linux/fs.h> |
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#include <linux/delay.h> |
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#include <linux/vmalloc.h> |
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#include <linux/workqueue.h> |
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#include <linux/bitops.h> |
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#include <linux/aer.h> |
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#include <scsi/scsi.h> |
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#include <scsi/scsi_host.h> |
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#include <scsi/scsi_tcq.h> |
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#include <scsi/scsi_transport_fc.h> |
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#include <scsi/scsi_transport.h> |
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#include <scsi/scsi_bsg_fc.h> |
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#include <scsi/scsi_devinfo.h> |
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#include "bfa_modules.h" |
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#include "bfa_fcs.h" |
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#include "bfa_defs_fcs.h" |
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#include "bfa_plog.h" |
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#include "bfa_cs.h" |
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#define BFAD_DRIVER_NAME "bfa" |
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#ifdef BFA_DRIVER_VERSION |
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#define BFAD_DRIVER_VERSION BFA_DRIVER_VERSION |
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#else |
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#define BFAD_DRIVER_VERSION "3.2.25.1" |
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#endif |
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#define BFAD_PROTO_NAME FCPI_NAME |
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#define BFAD_IRQ_FLAGS IRQF_SHARED |
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#ifndef FC_PORTSPEED_8GBIT |
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#define FC_PORTSPEED_8GBIT 0x10 |
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#endif |
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/* |
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* BFAD flags |
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*/ |
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#define BFAD_MSIX_ON 0x00000001 |
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#define BFAD_HAL_INIT_DONE 0x00000002 |
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#define BFAD_DRV_INIT_DONE 0x00000004 |
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#define BFAD_CFG_PPORT_DONE 0x00000008 |
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#define BFAD_HAL_START_DONE 0x00000010 |
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#define BFAD_PORT_ONLINE 0x00000020 |
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#define BFAD_RPORT_ONLINE 0x00000040 |
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#define BFAD_FCS_INIT_DONE 0x00000080 |
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#define BFAD_HAL_INIT_FAIL 0x00000100 |
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#define BFAD_FC4_PROBE_DONE 0x00000200 |
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#define BFAD_PORT_DELETE 0x00000001 |
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#define BFAD_INTX_ON 0x00000400 |
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#define BFAD_EEH_BUSY 0x00000800 |
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#define BFAD_EEH_PCI_CHANNEL_IO_PERM_FAILURE 0x00001000 |
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/* |
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* BFAD related definition |
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*/ |
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#define SCSI_SCAN_DELAY HZ |
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#define BFAD_STOP_TIMEOUT 30 |
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#define BFAD_SUSPEND_TIMEOUT BFAD_STOP_TIMEOUT |
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/* |
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* BFAD configuration parameter default values |
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*/ |
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#define BFAD_LUN_QUEUE_DEPTH 32 |
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#define BFAD_IO_MAX_SGE SG_ALL |
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#define BFAD_MIN_SECTORS 128 /* 64k */ |
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#define BFAD_MAX_SECTORS 0xFFFF /* 32 MB */ |
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#define bfad_isr_t irq_handler_t |
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#define MAX_MSIX_ENTRY 22 |
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struct bfad_msix_s { |
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struct bfad_s *bfad; |
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struct msix_entry msix; |
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char name[32]; |
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}; |
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/* |
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* Only append to the enums defined here to avoid any versioning |
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* needed between trace utility and driver version |
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*/ |
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enum { |
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BFA_TRC_LDRV_BFAD = 1, |
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BFA_TRC_LDRV_IM = 2, |
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BFA_TRC_LDRV_BSG = 3, |
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}; |
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enum bfad_port_pvb_type { |
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BFAD_PORT_PHYS_BASE = 0, |
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BFAD_PORT_PHYS_VPORT = 1, |
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BFAD_PORT_VF_BASE = 2, |
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BFAD_PORT_VF_VPORT = 3, |
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}; |
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/* |
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* PORT data structure |
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*/ |
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struct bfad_port_s { |
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struct list_head list_entry; |
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struct bfad_s *bfad; |
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struct bfa_fcs_lport_s *fcs_port; |
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u32 roles; |
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s32 flags; |
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u32 supported_fc4s; |
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enum bfad_port_pvb_type pvb_type; |
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struct bfad_im_port_s *im_port; /* IM specific data */ |
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/* port debugfs specific data */ |
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struct dentry *port_debugfs_root; |
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}; |
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/* |
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* VPORT data structure |
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*/ |
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struct bfad_vport_s { |
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struct bfad_port_s drv_port; |
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struct bfa_fcs_vport_s fcs_vport; |
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struct completion *comp_del; |
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struct list_head list_entry; |
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}; |
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/* |
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* VF data structure |
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*/ |
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struct bfad_vf_s { |
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bfa_fcs_vf_t fcs_vf; |
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struct bfad_port_s base_port; /* base port for vf */ |
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struct bfad_s *bfad; |
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}; |
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struct bfad_cfg_param_s { |
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u32 rport_del_timeout; |
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u32 ioc_queue_depth; |
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u32 lun_queue_depth; |
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u32 io_max_sge; |
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u32 binding_method; |
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}; |
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union bfad_tmp_buf { |
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/* From struct bfa_adapter_attr_s */ |
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char manufacturer[BFA_ADAPTER_MFG_NAME_LEN]; |
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char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN]; |
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char model[BFA_ADAPTER_MODEL_NAME_LEN]; |
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char fw_ver[BFA_VERSION_LEN]; |
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char optrom_ver[BFA_VERSION_LEN]; |
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/* From struct bfa_ioc_pci_attr_s */ |
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u8 chip_rev[BFA_IOC_CHIP_REV_LEN]; /* chip revision */ |
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wwn_t wwn[BFA_FCS_MAX_LPORTS]; |
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}; |
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/* |
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* BFAD (PCI function) data structure |
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*/ |
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struct bfad_s { |
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bfa_sm_t sm; /* state machine */ |
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struct list_head list_entry; |
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struct bfa_s bfa; |
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struct bfa_fcs_s bfa_fcs; |
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struct pci_dev *pcidev; |
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const char *pci_name; |
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struct bfa_pcidev_s hal_pcidev; |
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struct bfa_ioc_pci_attr_s pci_attr; |
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void __iomem *pci_bar0_kva; |
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void __iomem *pci_bar2_kva; |
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struct completion comp; |
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struct completion suspend; |
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struct completion enable_comp; |
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struct completion disable_comp; |
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bfa_boolean_t disable_active; |
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struct bfad_port_s pport; /* physical port of the BFAD */ |
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struct bfa_meminfo_s meminfo; |
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struct bfa_iocfc_cfg_s ioc_cfg; |
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u32 inst_no; /* BFAD instance number */ |
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u32 bfad_flags; |
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spinlock_t bfad_lock; |
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struct task_struct *bfad_tsk; |
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struct bfad_cfg_param_s cfg_data; |
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struct bfad_msix_s msix_tab[MAX_MSIX_ENTRY]; |
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int nvec; |
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char adapter_name[BFA_ADAPTER_SYM_NAME_LEN]; |
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char port_name[BFA_ADAPTER_SYM_NAME_LEN]; |
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struct timer_list hal_tmo; |
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unsigned long hs_start; |
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struct bfad_im_s *im; /* IM specific data */ |
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struct bfa_trc_mod_s *trcmod; |
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struct bfa_plog_s plog_buf; |
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int ref_count; |
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union bfad_tmp_buf tmp_buf; |
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struct fc_host_statistics link_stats; |
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struct list_head pbc_vport_list; |
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/* debugfs specific data */ |
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char *regdata; |
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u32 reglen; |
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struct dentry *bfad_dentry_files[5]; |
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struct list_head free_aen_q; |
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struct list_head active_aen_q; |
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struct bfa_aen_entry_s aen_list[BFA_AEN_MAX_ENTRY]; |
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spinlock_t bfad_aen_spinlock; |
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struct list_head vport_list; |
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}; |
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/* BFAD state machine events */ |
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enum bfad_sm_event { |
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BFAD_E_CREATE = 1, |
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BFAD_E_KTHREAD_CREATE_FAILED = 2, |
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BFAD_E_INIT = 3, |
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BFAD_E_INIT_SUCCESS = 4, |
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BFAD_E_HAL_INIT_FAILED = 5, |
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BFAD_E_INIT_FAILED = 6, |
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BFAD_E_FCS_EXIT_COMP = 7, |
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BFAD_E_EXIT_COMP = 8, |
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BFAD_E_STOP = 9 |
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}; |
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/* |
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* RPORT data structure |
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*/ |
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struct bfad_rport_s { |
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struct bfa_fcs_rport_s fcs_rport; |
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}; |
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struct bfad_buf_info { |
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void *virt; |
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dma_addr_t phys; |
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u32 size; |
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}; |
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struct bfad_fcxp { |
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struct bfad_port_s *port; |
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struct bfa_rport_s *bfa_rport; |
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bfa_status_t req_status; |
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u16 tag; |
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u16 rsp_len; |
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u16 rsp_maxlen; |
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u8 use_ireqbuf; |
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u8 use_irspbuf; |
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u32 num_req_sgles; |
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u32 num_rsp_sgles; |
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struct fchs_s fchs; |
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void *reqbuf_info; |
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void *rspbuf_info; |
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struct bfa_sge_s *req_sge; |
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struct bfa_sge_s *rsp_sge; |
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fcxp_send_cb_t send_cbfn; |
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void *send_cbarg; |
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void *bfa_fcxp; |
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struct completion comp; |
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}; |
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struct bfad_hal_comp { |
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bfa_status_t status; |
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struct completion comp; |
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}; |
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#define BFA_LOG(level, bfad, mask, fmt, arg...) \ |
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do { \ |
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if (((mask) == 4) || (level[1] <= '4')) \ |
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dev_printk(level, &((bfad)->pcidev)->dev, fmt, ##arg); \ |
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} while (0) |
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bfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id, |
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struct bfa_lport_cfg_s *port_cfg, |
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struct device *dev); |
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bfa_status_t bfad_vf_create(struct bfad_s *bfad, u16 vf_id, |
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struct bfa_lport_cfg_s *port_cfg); |
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bfa_status_t bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role); |
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bfa_status_t bfad_drv_init(struct bfad_s *bfad); |
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bfa_status_t bfad_start_ops(struct bfad_s *bfad); |
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void bfad_drv_start(struct bfad_s *bfad); |
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void bfad_uncfg_pport(struct bfad_s *bfad); |
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void bfad_stop(struct bfad_s *bfad); |
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void bfad_fcs_stop(struct bfad_s *bfad); |
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void bfad_remove_intr(struct bfad_s *bfad); |
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void bfad_hal_mem_release(struct bfad_s *bfad); |
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void bfad_hcb_comp(void *arg, bfa_status_t status); |
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int bfad_setup_intr(struct bfad_s *bfad); |
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void bfad_remove_intr(struct bfad_s *bfad); |
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void bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg); |
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bfa_status_t bfad_hal_mem_alloc(struct bfad_s *bfad); |
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void bfad_bfa_tmo(struct timer_list *t); |
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void bfad_init_timer(struct bfad_s *bfad); |
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int bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad); |
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void bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad); |
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void bfad_drv_uninit(struct bfad_s *bfad); |
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int bfad_worker(void *ptr); |
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void bfad_debugfs_init(struct bfad_port_s *port); |
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void bfad_debugfs_exit(struct bfad_port_s *port); |
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void bfad_pci_remove(struct pci_dev *pdev); |
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int bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid); |
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void bfad_rport_online_wait(struct bfad_s *bfad); |
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int bfad_get_linkup_delay(struct bfad_s *bfad); |
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int bfad_install_msix_handler(struct bfad_s *bfad); |
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extern struct idr bfad_im_port_index; |
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extern struct pci_device_id bfad_id_table[]; |
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extern struct list_head bfad_list; |
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extern char *os_name; |
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extern char *os_patch; |
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extern char *host_name; |
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extern int num_rports; |
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extern int num_ios; |
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extern int num_tms; |
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extern int num_fcxps; |
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extern int num_ufbufs; |
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extern int reqq_size; |
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extern int rspq_size; |
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extern int num_sgpgs; |
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extern int rport_del_timeout; |
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extern int bfa_lun_queue_depth; |
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extern int bfa_io_max_sge; |
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extern int bfa_log_level; |
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extern int ioc_auto_recover; |
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extern int bfa_linkup_delay; |
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extern int msix_disable_cb; |
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extern int msix_disable_ct; |
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extern int fdmi_enable; |
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extern int supported_fc4s; |
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extern int pcie_max_read_reqsz; |
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extern int max_xfer_size; |
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extern int bfa_debugfs_enable; |
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extern struct mutex bfad_mutex; |
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#endif /* __BFAD_DRV_H__ */
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