mirror of
https://github.com/torvalds/linux.git
synced 2024-11-06 03:51:48 +00:00
7725ccfda5
Add new driver for Brocade Hardware Signed-off-by: Jing Huang <huangj@brocade.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
296 lines
7.7 KiB
C
296 lines
7.7 KiB
C
/*
|
|
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
|
|
* All rights reserved
|
|
* www.brocade.com
|
|
*
|
|
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License (GPL) Version 2 as
|
|
* published by the Free Software Foundation
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*/
|
|
|
|
/**
|
|
* Contains base driver definitions.
|
|
*/
|
|
|
|
/**
|
|
* bfa_drv.h Linux driver data structures.
|
|
*/
|
|
|
|
#ifndef __BFAD_DRV_H__
|
|
#define __BFAD_DRV_H__
|
|
|
|
#include "bfa_os_inc.h"
|
|
|
|
#include <bfa.h>
|
|
#include <bfa_svc.h>
|
|
#include <fcs/bfa_fcs.h>
|
|
#include <defs/bfa_defs_pci.h>
|
|
#include <defs/bfa_defs_port.h>
|
|
#include <defs/bfa_defs_rport.h>
|
|
#include <fcs/bfa_fcs_rport.h>
|
|
#include <defs/bfa_defs_vport.h>
|
|
#include <fcs/bfa_fcs_vport.h>
|
|
|
|
#include <cs/bfa_plog.h>
|
|
#include "aen/bfa_aen.h"
|
|
#include <log/bfa_log_linux.h>
|
|
|
|
#define BFAD_DRIVER_NAME "bfa"
|
|
#ifdef BFA_DRIVER_VERSION
|
|
#define BFAD_DRIVER_VERSION BFA_DRIVER_VERSION
|
|
#else
|
|
#define BFAD_DRIVER_VERSION "2.0.0.0"
|
|
#endif
|
|
|
|
|
|
#define BFAD_IRQ_FLAGS IRQF_SHARED
|
|
|
|
/*
|
|
* BFAD flags
|
|
*/
|
|
#define BFAD_MSIX_ON 0x00000001
|
|
#define BFAD_HAL_INIT_DONE 0x00000002
|
|
#define BFAD_DRV_INIT_DONE 0x00000004
|
|
#define BFAD_CFG_PPORT_DONE 0x00000008
|
|
#define BFAD_HAL_START_DONE 0x00000010
|
|
#define BFAD_PORT_ONLINE 0x00000020
|
|
#define BFAD_RPORT_ONLINE 0x00000040
|
|
|
|
#define BFAD_PORT_DELETE 0x00000001
|
|
|
|
/*
|
|
* BFAD related definition
|
|
*/
|
|
#define SCSI_SCAN_DELAY HZ
|
|
#define BFAD_STOP_TIMEOUT 30
|
|
#define BFAD_SUSPEND_TIMEOUT BFAD_STOP_TIMEOUT
|
|
|
|
/*
|
|
* BFAD configuration parameter default values
|
|
*/
|
|
#define BFAD_LUN_QUEUE_DEPTH 32
|
|
#define BFAD_IO_MAX_SGE SG_ALL
|
|
|
|
#define bfad_isr_t irq_handler_t
|
|
|
|
#define MAX_MSIX_ENTRY 22
|
|
|
|
struct bfad_msix_s {
|
|
struct bfad_s *bfad;
|
|
struct msix_entry msix;
|
|
};
|
|
|
|
enum bfad_port_pvb_type {
|
|
BFAD_PORT_PHYS_BASE = 0,
|
|
BFAD_PORT_PHYS_VPORT = 1,
|
|
BFAD_PORT_VF_BASE = 2,
|
|
BFAD_PORT_VF_VPORT = 3,
|
|
};
|
|
|
|
/*
|
|
* PORT data structure
|
|
*/
|
|
struct bfad_port_s {
|
|
struct list_head list_entry;
|
|
struct bfad_s *bfad;
|
|
struct bfa_fcs_port_s *fcs_port;
|
|
u32 roles;
|
|
s32 flags;
|
|
u32 supported_fc4s;
|
|
u8 ipfc_flags;
|
|
enum bfad_port_pvb_type pvb_type;
|
|
struct bfad_im_port_s *im_port; /* IM specific data */
|
|
struct bfad_tm_port_s *tm_port; /* TM specific data */
|
|
struct bfad_ipfc_port_s *ipfc_port; /* IPFC specific data */
|
|
};
|
|
|
|
/*
|
|
* VPORT data structure
|
|
*/
|
|
struct bfad_vport_s {
|
|
struct bfad_port_s drv_port;
|
|
struct bfa_fcs_vport_s fcs_vport;
|
|
struct completion *comp_del;
|
|
};
|
|
|
|
/*
|
|
* VF data structure
|
|
*/
|
|
struct bfad_vf_s {
|
|
bfa_fcs_vf_t fcs_vf;
|
|
struct bfad_port_s base_port; /* base port for vf */
|
|
struct bfad_s *bfad;
|
|
};
|
|
|
|
struct bfad_cfg_param_s {
|
|
u32 rport_del_timeout;
|
|
u32 ioc_queue_depth;
|
|
u32 lun_queue_depth;
|
|
u32 io_max_sge;
|
|
u32 binding_method;
|
|
};
|
|
|
|
#define BFAD_AEN_MAX_APPS 8
|
|
struct bfad_aen_file_s {
|
|
struct list_head qe;
|
|
struct bfad_s *bfad;
|
|
s32 ri;
|
|
s32 app_id;
|
|
};
|
|
|
|
/*
|
|
* BFAD (PCI function) data structure
|
|
*/
|
|
struct bfad_s {
|
|
struct list_head list_entry;
|
|
struct bfa_s bfa;
|
|
struct bfa_fcs_s bfa_fcs;
|
|
struct pci_dev *pcidev;
|
|
const char *pci_name;
|
|
struct bfa_pcidev_s hal_pcidev;
|
|
struct bfa_ioc_pci_attr_s pci_attr;
|
|
unsigned long pci_bar0_map;
|
|
void __iomem *pci_bar0_kva;
|
|
struct completion comp;
|
|
struct completion suspend;
|
|
struct completion disable_comp;
|
|
bfa_boolean_t disable_active;
|
|
struct bfad_port_s pport; /* physical port of the BFAD */
|
|
struct bfa_meminfo_s meminfo;
|
|
struct bfa_iocfc_cfg_s ioc_cfg;
|
|
u32 inst_no; /* BFAD instance number */
|
|
u32 bfad_flags;
|
|
spinlock_t bfad_lock;
|
|
struct bfad_cfg_param_s cfg_data;
|
|
struct bfad_msix_s msix_tab[MAX_MSIX_ENTRY];
|
|
int nvec;
|
|
char adapter_name[BFA_ADAPTER_SYM_NAME_LEN];
|
|
char port_name[BFA_ADAPTER_SYM_NAME_LEN];
|
|
struct timer_list hal_tmo;
|
|
unsigned long hs_start;
|
|
struct bfad_im_s *im; /* IM specific data */
|
|
struct bfad_tm_s *tm; /* TM specific data */
|
|
struct bfad_ipfc_s *ipfc; /* IPFC specific data */
|
|
struct bfa_log_mod_s log_data;
|
|
struct bfa_trc_mod_s *trcmod;
|
|
struct bfa_log_mod_s *logmod;
|
|
struct bfa_aen_s *aen;
|
|
struct bfa_aen_s aen_buf;
|
|
struct bfad_aen_file_s file_buf[BFAD_AEN_MAX_APPS];
|
|
struct list_head file_q;
|
|
struct list_head file_free_q;
|
|
struct bfa_plog_s plog_buf;
|
|
int ref_count;
|
|
bfa_boolean_t ipfc_enabled;
|
|
struct fc_host_statistics link_stats;
|
|
|
|
struct kobject *bfa_kobj;
|
|
struct kobject *ioc_kobj;
|
|
struct kobject *pport_kobj;
|
|
struct kobject *lport_kobj;
|
|
};
|
|
|
|
/*
|
|
* RPORT data structure
|
|
*/
|
|
struct bfad_rport_s {
|
|
struct bfa_fcs_rport_s fcs_rport;
|
|
};
|
|
|
|
struct bfad_buf_info {
|
|
void *virt;
|
|
dma_addr_t phys;
|
|
u32 size;
|
|
};
|
|
|
|
struct bfad_fcxp {
|
|
struct bfad_port_s *port;
|
|
struct bfa_rport_s *bfa_rport;
|
|
bfa_status_t req_status;
|
|
u16 tag;
|
|
u16 rsp_len;
|
|
u16 rsp_maxlen;
|
|
u8 use_ireqbuf;
|
|
u8 use_irspbuf;
|
|
u32 num_req_sgles;
|
|
u32 num_rsp_sgles;
|
|
struct fchs_s fchs;
|
|
void *reqbuf_info;
|
|
void *rspbuf_info;
|
|
struct bfa_sge_s *req_sge;
|
|
struct bfa_sge_s *rsp_sge;
|
|
fcxp_send_cb_t send_cbfn;
|
|
void *send_cbarg;
|
|
void *bfa_fcxp;
|
|
struct completion comp;
|
|
};
|
|
|
|
struct bfad_hal_comp {
|
|
bfa_status_t status;
|
|
struct completion comp;
|
|
};
|
|
|
|
/*
|
|
* Macro to obtain the immediate lower power
|
|
* of two for the integer.
|
|
*/
|
|
#define nextLowerInt(x) \
|
|
do { \
|
|
int j; \
|
|
(*x)--; \
|
|
for (j = 1; j < (sizeof(int) * 8); j <<= 1) \
|
|
(*x) = (*x) | (*x) >> j; \
|
|
(*x)++; \
|
|
(*x) = (*x) >> 1; \
|
|
} while (0)
|
|
|
|
|
|
bfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
|
|
struct bfa_port_cfg_s *port_cfg);
|
|
bfa_status_t bfad_vf_create(struct bfad_s *bfad, u16 vf_id,
|
|
struct bfa_port_cfg_s *port_cfg);
|
|
bfa_status_t bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role);
|
|
bfa_status_t bfad_drv_init(struct bfad_s *bfad);
|
|
void bfad_drv_start(struct bfad_s *bfad);
|
|
void bfad_uncfg_pport(struct bfad_s *bfad);
|
|
void bfad_drv_stop(struct bfad_s *bfad);
|
|
void bfad_remove_intr(struct bfad_s *bfad);
|
|
void bfad_hal_mem_release(struct bfad_s *bfad);
|
|
void bfad_hcb_comp(void *arg, bfa_status_t status);
|
|
|
|
int bfad_setup_intr(struct bfad_s *bfad);
|
|
void bfad_remove_intr(struct bfad_s *bfad);
|
|
|
|
void bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg);
|
|
bfa_status_t bfad_hal_mem_alloc(struct bfad_s *bfad);
|
|
void bfad_bfa_tmo(unsigned long data);
|
|
void bfad_init_timer(struct bfad_s *bfad);
|
|
int bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad);
|
|
void bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad);
|
|
void bfad_fcs_port_cfg(struct bfad_s *bfad);
|
|
void bfad_drv_uninit(struct bfad_s *bfad);
|
|
void bfad_drv_log_level_set(struct bfad_s *bfad);
|
|
bfa_status_t bfad_fc4_module_init(void);
|
|
void bfad_fc4_module_exit(void);
|
|
|
|
void bfad_pci_remove(struct pci_dev *pdev);
|
|
int bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid);
|
|
void bfad_os_rport_online_wait(struct bfad_s *bfad);
|
|
int bfad_os_get_linkup_delay(struct bfad_s *bfad);
|
|
int bfad_install_msix_handler(struct bfad_s *bfad);
|
|
|
|
extern struct idr bfad_im_port_index;
|
|
extern struct list_head bfad_list;
|
|
extern int bfa_lun_queue_depth;
|
|
extern int bfad_supported_fc4s;
|
|
extern int bfa_linkup_delay;
|
|
|
|
#endif /* __BFAD_DRV_H__ */
|