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607be2cff4
Update bfa driver version to 3.2.21.1 Update bfa to use firmware image versions 3.2.1.0 Signed-off-by: Vijaya Mohan Guvva <vmohan@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
361 lines
9.2 KiB
C
361 lines
9.2 KiB
C
/*
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* Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
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* All rights reserved
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* www.brocade.com
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*
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* Linux driver for Brocade Fibre Channel Host Bus Adapter.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (GPL) Version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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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 "3.2.21.1"
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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_INIT_FAILED = 5,
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BFAD_E_INTR_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(unsigned long data);
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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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