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Diffstat (limited to 'drivers/scsi/bfa/include/bfa.h')
| -rw-r--r-- | drivers/scsi/bfa/include/bfa.h | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/include/bfa.h b/drivers/scsi/bfa/include/bfa.h new file mode 100644 index 000000000000..64c1412c5703 --- /dev/null +++ b/drivers/scsi/bfa/include/bfa.h @@ -0,0 +1,177 @@ +/* + * 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_H__ +#define __BFA_H__ + +#include <bfa_os_inc.h> +#include <cs/bfa_debug.h> +#include <cs/bfa_q.h> +#include <cs/bfa_trc.h> +#include <cs/bfa_log.h> +#include <cs/bfa_plog.h> +#include <defs/bfa_defs_status.h> +#include <defs/bfa_defs_ioc.h> +#include <defs/bfa_defs_iocfc.h> +#include <aen/bfa_aen.h> +#include <bfi/bfi.h> + +struct bfa_s; +#include <bfa_intr_priv.h> + +struct bfa_pcidev_s; + +/** + * PCI devices supported by the current BFA + */ +struct bfa_pciid_s { + u16 device_id; + u16 vendor_id; +}; + +extern char bfa_version[]; + +/** + * BFA Power Mgmt Commands + */ +enum bfa_pm_cmd { + BFA_PM_CTL_D0 = 0, + BFA_PM_CTL_D1 = 1, + BFA_PM_CTL_D2 = 2, + BFA_PM_CTL_D3 = 3, +}; + +/** + * BFA memory resources + */ +enum bfa_mem_type { + BFA_MEM_TYPE_KVA = 1, /*! Kernel Virtual Memory *(non-dma-able) */ + BFA_MEM_TYPE_DMA = 2, /*! DMA-able memory */ + BFA_MEM_TYPE_MAX = BFA_MEM_TYPE_DMA, +}; + +struct bfa_mem_elem_s { + enum bfa_mem_type mem_type; /* see enum bfa_mem_type */ + u32 mem_len; /* Total Length in Bytes */ + u8 *kva; /* kernel virtual address */ + u64 dma; /* dma address if DMA memory */ + u8 *kva_curp; /* kva allocation cursor */ + u64 dma_curp; /* dma allocation cursor */ +}; + +struct bfa_meminfo_s { + struct bfa_mem_elem_s meminfo[BFA_MEM_TYPE_MAX]; +}; +#define bfa_meminfo_kva(_m) \ + (_m)->meminfo[BFA_MEM_TYPE_KVA - 1].kva_curp +#define bfa_meminfo_dma_virt(_m) \ + (_m)->meminfo[BFA_MEM_TYPE_DMA - 1].kva_curp +#define bfa_meminfo_dma_phys(_m) \ + (_m)->meminfo[BFA_MEM_TYPE_DMA - 1].dma_curp + +/** + * Generic Scatter Gather Element used by driver + */ +struct bfa_sge_s { + u32 sg_len; + void *sg_addr; +}; + +#define bfa_sge_to_be(__sge) do { \ + ((u32 *)(__sge))[0] = bfa_os_htonl(((u32 *)(__sge))[0]); \ + ((u32 *)(__sge))[1] = bfa_os_htonl(((u32 *)(__sge))[1]); \ + ((u32 *)(__sge))[2] = bfa_os_htonl(((u32 *)(__sge))[2]); \ +} while (0) + + +/* + * bfa stats interfaces + */ +#define bfa_stats(_mod, _stats) (_mod)->stats._stats ++ + +#define bfa_ioc_get_stats(__bfa, __ioc_stats) \ + bfa_ioc_fetch_stats(&(__bfa)->ioc, __ioc_stats) +#define bfa_ioc_clear_stats(__bfa) \ + bfa_ioc_clr_stats(&(__bfa)->ioc) + +/* + * bfa API functions + */ +void bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids); +void bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg); +void bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg); +void bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo); +void bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, + struct bfa_pcidev_s *pcidev); +void bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod); +void bfa_init_log(struct bfa_s *bfa, struct bfa_log_mod_s *logmod); +void bfa_init_aen(struct bfa_s *bfa, struct bfa_aen_s *aen); +void bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog); +void bfa_detach(struct bfa_s *bfa); +void bfa_init(struct bfa_s *bfa); +void bfa_start(struct bfa_s *bfa); +void bfa_stop(struct bfa_s *bfa); +void bfa_attach_fcs(struct bfa_s *bfa); +void bfa_cb_init(void *bfad, bfa_status_t status); +void bfa_cb_stop(void *bfad, bfa_status_t status); +void bfa_cb_updateq(void *bfad, bfa_status_t status); + +bfa_boolean_t bfa_intx(struct bfa_s *bfa); +void bfa_isr_enable(struct bfa_s *bfa); +void bfa_isr_disable(struct bfa_s *bfa); +void bfa_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap, + u32 *num_vecs, u32 *max_vec_bit); +#define bfa_msix(__bfa, __vec) (__bfa)->msix.handler[__vec](__bfa, __vec) + +void bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q); +void bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q); +void bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q); + +typedef void (*bfa_cb_ioc_t) (void *cbarg, enum bfa_status status); +void bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr); +bfa_status_t bfa_iocfc_get_stats(struct bfa_s *bfa, + struct bfa_iocfc_stats_s *stats, + bfa_cb_ioc_t cbfn, void *cbarg); +bfa_status_t bfa_iocfc_clear_stats(struct bfa_s *bfa, + bfa_cb_ioc_t cbfn, void *cbarg); +void bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr); + +void bfa_adapter_get_attr(struct bfa_s *bfa, + struct bfa_adapter_attr_s *ad_attr); +u64 bfa_adapter_get_id(struct bfa_s *bfa); + +bfa_status_t bfa_iocfc_israttr_set(struct bfa_s *bfa, + struct bfa_iocfc_intr_attr_s *attr); + +void bfa_iocfc_enable(struct bfa_s *bfa); +void bfa_iocfc_disable(struct bfa_s *bfa); +void bfa_ioc_auto_recover(bfa_boolean_t auto_recover); +void bfa_cb_ioc_disable(void *bfad); +void bfa_timer_tick(struct bfa_s *bfa); +#define bfa_timer_start(_bfa, _timer, _timercb, _arg, _timeout) \ + bfa_timer_begin(&(_bfa)->timer_mod, _timer, _timercb, _arg, _timeout) + +/* + * BFA debug API functions + */ +bfa_status_t bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen); +bfa_status_t bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen); + +#include "bfa_priv.h" + +#endif /* __BFA_H__ */ |