diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_ioc.h')
| -rw-r--r-- | drivers/scsi/bfa/bfa_ioc.h | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/bfa_ioc.h b/drivers/scsi/bfa/bfa_ioc.h new file mode 100644 index 000000000000..58efd4b13143 --- /dev/null +++ b/drivers/scsi/bfa/bfa_ioc.h @@ -0,0 +1,259 @@ +/* + * 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. + */ + +#ifndef __BFA_IOC_H__ +#define __BFA_IOC_H__ + +#include <cs/bfa_sm.h> +#include <bfi/bfi.h> +#include <bfi/bfi_ioc.h> +#include <bfi/bfi_boot.h> +#include <bfa_timer.h> + +/** + * PCI device information required by IOC + */ +struct bfa_pcidev_s { + int pci_slot; + u8 pci_func; + u16 device_id; + bfa_os_addr_t pci_bar_kva; +}; + +/** + * Structure used to remember the DMA-able memory block's KVA and Physical + * Address + */ +struct bfa_dma_s { + void *kva; /*! Kernel virtual address */ + u64 pa; /*! Physical address */ +}; + +#define BFA_DMA_ALIGN_SZ 256 +#define BFA_ROUNDUP(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1)) + + + +#define bfa_dma_addr_set(dma_addr, pa) \ + __bfa_dma_addr_set(&dma_addr, (u64)pa) + +static inline void +__bfa_dma_addr_set(union bfi_addr_u *dma_addr, u64 pa) +{ + dma_addr->a32.addr_lo = (u32) pa; + dma_addr->a32.addr_hi = (u32) (bfa_os_u32(pa)); +} + + +#define bfa_dma_be_addr_set(dma_addr, pa) \ + __bfa_dma_be_addr_set(&dma_addr, (u64)pa) +static inline void +__bfa_dma_be_addr_set(union bfi_addr_u *dma_addr, u64 pa) +{ + dma_addr->a32.addr_lo = (u32) bfa_os_htonl(pa); + dma_addr->a32.addr_hi = (u32) bfa_os_htonl(bfa_os_u32(pa)); +} + +struct bfa_ioc_regs_s { + bfa_os_addr_t hfn_mbox_cmd; + bfa_os_addr_t hfn_mbox; + bfa_os_addr_t lpu_mbox_cmd; + bfa_os_addr_t lpu_mbox; + bfa_os_addr_t pss_ctl_reg; + bfa_os_addr_t app_pll_fast_ctl_reg; + bfa_os_addr_t app_pll_slow_ctl_reg; + bfa_os_addr_t ioc_sem_reg; + bfa_os_addr_t ioc_usage_sem_reg; + bfa_os_addr_t ioc_usage_reg; + bfa_os_addr_t host_page_num_fn; + bfa_os_addr_t heartbeat; + bfa_os_addr_t ioc_fwstate; + bfa_os_addr_t ll_halt; + bfa_os_addr_t shirq_isr_next; + bfa_os_addr_t shirq_msk_next; + bfa_os_addr_t smem_page_start; + u32 smem_pg0; +}; + +#define bfa_reg_read(_raddr) bfa_os_reg_read(_raddr) +#define bfa_reg_write(_raddr, _val) bfa_os_reg_write(_raddr, _val) +#define bfa_mem_read(_raddr, _off) bfa_os_mem_read(_raddr, _off) +#define bfa_mem_write(_raddr, _off, _val) \ + bfa_os_mem_write(_raddr, _off, _val) +/** + * IOC Mailbox structures + */ +struct bfa_mbox_cmd_s { + struct list_head qe; + u32 msg[BFI_IOC_MSGSZ]; +}; + +/** + * IOC mailbox module + */ +typedef void (*bfa_ioc_mbox_mcfunc_t)(void *cbarg, struct bfi_mbmsg_s *m); +struct bfa_ioc_mbox_mod_s { + struct list_head cmd_q; /* pending mbox queue */ + int nmclass; /* number of handlers */ + struct { + bfa_ioc_mbox_mcfunc_t cbfn; /* message handlers */ + void *cbarg; + } mbhdlr[BFI_MC_MAX]; +}; + +/** + * IOC callback function interfaces + */ +typedef void (*bfa_ioc_enable_cbfn_t)(void *bfa, enum bfa_status status); +typedef void (*bfa_ioc_disable_cbfn_t)(void *bfa); +typedef void (*bfa_ioc_hbfail_cbfn_t)(void *bfa); +typedef void (*bfa_ioc_reset_cbfn_t)(void *bfa); +struct bfa_ioc_cbfn_s { + bfa_ioc_enable_cbfn_t enable_cbfn; + bfa_ioc_disable_cbfn_t disable_cbfn; + bfa_ioc_hbfail_cbfn_t hbfail_cbfn; + bfa_ioc_reset_cbfn_t reset_cbfn; +}; + +/** + * Heartbeat failure notification queue element. + */ +struct bfa_ioc_hbfail_notify_s { + struct list_head qe; + bfa_ioc_hbfail_cbfn_t cbfn; + void *cbarg; +}; + +/** + * Initialize a heartbeat failure notification structure + */ +#define bfa_ioc_hbfail_init(__notify, __cbfn, __cbarg) do { \ + (__notify)->cbfn = (__cbfn); \ + (__notify)->cbarg = (__cbarg); \ +} while (0) + +struct bfa_ioc_s { + bfa_fsm_t fsm; + struct bfa_s *bfa; + struct bfa_pcidev_s pcidev; + struct bfa_timer_mod_s *timer_mod; + struct bfa_timer_s ioc_timer; + struct bfa_timer_s sem_timer; + u32 hb_count; + u32 hb_fail; + u32 retry_count; + struct list_head hb_notify_q; + void *dbg_fwsave; + int dbg_fwsave_len; + bfa_boolean_t dbg_fwsave_once; + enum bfi_mclass ioc_mc; + struct bfa_ioc_regs_s ioc_regs; + struct bfa_trc_mod_s *trcmod; + struct bfa_aen_s *aen; + struct bfa_log_mod_s *logm; + struct bfa_ioc_drv_stats_s stats; + bfa_boolean_t auto_recover; + bfa_boolean_t fcmode; + bfa_boolean_t ctdev; + bfa_boolean_t cna; + bfa_boolean_t pllinit; + u8 port_id; + + struct bfa_dma_s attr_dma; + struct bfi_ioc_attr_s *attr; + struct bfa_ioc_cbfn_s *cbfn; + struct bfa_ioc_mbox_mod_s mbox_mod; +}; + +#define bfa_ioc_pcifn(__ioc) (__ioc)->pcidev.pci_func +#define bfa_ioc_devid(__ioc) (__ioc)->pcidev.device_id +#define bfa_ioc_bar0(__ioc) (__ioc)->pcidev.pci_bar_kva +#define bfa_ioc_portid(__ioc) ((__ioc)->port_id) +#define bfa_ioc_fetch_stats(__ioc, __stats) \ + ((__stats)->drv_stats) = (__ioc)->stats +#define bfa_ioc_clr_stats(__ioc) \ + bfa_os_memset(&(__ioc)->stats, 0, sizeof((__ioc)->stats)) +#define bfa_ioc_maxfrsize(__ioc) (__ioc)->attr->maxfrsize +#define bfa_ioc_rx_bbcredit(__ioc) (__ioc)->attr->rx_bbcredit +#define bfa_ioc_speed_sup(__ioc) \ + BFI_ADAPTER_GETP(SPEED, (__ioc)->attr->adapter_prop) + +/** + * IOC mailbox interface + */ +void bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd); +void bfa_ioc_mbox_register(struct bfa_ioc_s *ioc, + bfa_ioc_mbox_mcfunc_t *mcfuncs); +void bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc); +void bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len); +void bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg); +void bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc, + bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg); + +/** + * IOC interfaces + */ +void bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa, + struct bfa_ioc_cbfn_s *cbfn, struct bfa_timer_mod_s *timer_mod, + struct bfa_trc_mod_s *trcmod, + struct bfa_aen_s *aen, struct bfa_log_mod_s *logm); +void bfa_ioc_detach(struct bfa_ioc_s *ioc); +void bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev, + enum bfi_mclass mc); +u32 bfa_ioc_meminfo(void); +void bfa_ioc_mem_claim(struct bfa_ioc_s *ioc, u8 *dm_kva, u64 dm_pa); +void bfa_ioc_enable(struct bfa_ioc_s *ioc); +void bfa_ioc_disable(struct bfa_ioc_s *ioc); +bfa_boolean_t bfa_ioc_intx_claim(struct bfa_ioc_s *ioc); + +void bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param); +void bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *msg); +void bfa_ioc_error_isr(struct bfa_ioc_s *ioc); +void bfa_ioc_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t intx); +bfa_status_t bfa_ioc_pll_init(struct bfa_ioc_s *ioc); +bfa_boolean_t bfa_ioc_is_operational(struct bfa_ioc_s *ioc); +bfa_boolean_t bfa_ioc_is_disabled(struct bfa_ioc_s *ioc); +bfa_boolean_t bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc); +bfa_boolean_t bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc); +void bfa_ioc_cfg_complete(struct bfa_ioc_s *ioc); +void bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr); +void bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc, + struct bfa_adapter_attr_s *ad_attr); +int bfa_ioc_debug_trcsz(bfa_boolean_t auto_recover); +void bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave); +bfa_status_t bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata, + int *trclen); +bfa_status_t bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata, + int *trclen); +u32 bfa_ioc_smem_pgnum(struct bfa_ioc_s *ioc, u32 fmaddr); +u32 bfa_ioc_smem_pgoff(struct bfa_ioc_s *ioc, u32 fmaddr); +void bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc); +bfa_boolean_t bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc); +void bfa_ioc_hbfail_register(struct bfa_ioc_s *ioc, + struct bfa_ioc_hbfail_notify_s *notify); + +/* + * bfa mfg wwn API functions + */ +wwn_t bfa_ioc_get_pwwn(struct bfa_ioc_s *ioc); +wwn_t bfa_ioc_get_nwwn(struct bfa_ioc_s *ioc); +wwn_t bfa_ioc_get_wwn_naa5(struct bfa_ioc_s *ioc, u16 inst); +mac_t bfa_ioc_get_mac(struct bfa_ioc_s *ioc); +u64 bfa_ioc_get_adid(struct bfa_ioc_s *ioc); + +#endif /* __BFA_IOC_H__ */ + |