diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_fcpim_priv.h')
| -rw-r--r-- | drivers/scsi/bfa/bfa_fcpim_priv.h | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/drivers/scsi/bfa/bfa_fcpim_priv.h b/drivers/scsi/bfa/bfa_fcpim_priv.h deleted file mode 100644 index 762516cb5cb2..000000000000 --- a/drivers/scsi/bfa/bfa_fcpim_priv.h +++ /dev/null @@ -1,192 +0,0 @@ -/* - * 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_FCPIM_PRIV_H__ -#define __BFA_FCPIM_PRIV_H__ - -#include <bfa_fcpim.h> -#include <defs/bfa_defs_fcpim.h> -#include <cs/bfa_wc.h> -#include "bfa_sgpg_priv.h" - -#define BFA_ITNIM_MIN 32 -#define BFA_ITNIM_MAX 1024 - -#define BFA_IOIM_MIN 8 -#define BFA_IOIM_MAX 2000 - -#define BFA_TSKIM_MIN 4 -#define BFA_TSKIM_MAX 512 -#define BFA_FCPIM_PATHTOV_DEF (30 * 1000) /* in millisecs */ -#define BFA_FCPIM_PATHTOV_MAX (90 * 1000) /* in millisecs */ - -#define bfa_fcpim_stats(__fcpim, __stats) \ - ((__fcpim)->stats.__stats++) - -struct bfa_fcpim_mod_s { - struct bfa_s *bfa; - struct bfa_itnim_s *itnim_arr; - struct bfa_ioim_s *ioim_arr; - struct bfa_ioim_sp_s *ioim_sp_arr; - struct bfa_tskim_s *tskim_arr; - struct bfa_dma_s snsbase; - int num_itnims; - int num_ioim_reqs; - int num_tskim_reqs; - u32 path_tov; - u16 q_depth; - u8 reqq; /* Request queue to be used */ - u8 rsvd; - struct list_head itnim_q; /* queue of active itnim */ - struct list_head ioim_free_q; /* free IO resources */ - struct list_head ioim_resfree_q; /* IOs waiting for f/w */ - struct list_head ioim_comp_q; /* IO global comp Q */ - struct list_head tskim_free_q; - u32 ios_active; /* current active IOs */ - u32 delay_comp; - struct bfa_fcpim_stats_s stats; - bfa_boolean_t ioredirect; -}; - -struct bfa_ioim_s; -struct bfa_tskim_s; - -/** - * BFA IO (initiator mode) - */ -struct bfa_ioim_s { - struct list_head qe; /* queue elememt */ - bfa_sm_t sm; /* BFA ioim state machine */ - struct bfa_s *bfa; /* BFA module */ - struct bfa_fcpim_mod_s *fcpim; /* parent fcpim module */ - struct bfa_itnim_s *itnim; /* i-t-n nexus for this IO */ - struct bfad_ioim_s *dio; /* driver IO handle */ - u16 iotag; /* FWI IO tag */ - u16 abort_tag; /* unqiue abort request tag */ - u16 nsges; /* number of SG elements */ - u16 nsgpgs; /* number of SG pages */ - struct bfa_sgpg_s *sgpg; /* first SG page */ - struct list_head sgpg_q; /* allocated SG pages */ - struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */ - bfa_cb_cbfn_t io_cbfn; /* IO completion handler */ - struct bfa_ioim_sp_s *iosp; /* slow-path IO handling */ - u8 reqq; /* Request queue for I/O */ -}; - -struct bfa_ioim_sp_s { - struct bfi_msg_s comp_rspmsg; /* IO comp f/w response */ - u8 *snsinfo; /* sense info for this IO */ - struct bfa_sgpg_wqe_s sgpg_wqe; /* waitq elem for sgpg */ - struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ - bfa_boolean_t abort_explicit; /* aborted by OS */ - struct bfa_tskim_s *tskim; /* Relevant TM cmd */ -}; - -/** - * BFA Task management command (initiator mode) - */ -struct bfa_tskim_s { - struct list_head qe; - bfa_sm_t sm; - struct bfa_s *bfa; /* BFA module */ - struct bfa_fcpim_mod_s *fcpim; /* parent fcpim module */ - struct bfa_itnim_s *itnim; /* i-t-n nexus for this IO */ - struct bfad_tskim_s *dtsk; /* driver task mgmt cmnd */ - bfa_boolean_t notify; /* notify itnim on TM comp */ - lun_t lun; /* lun if applicable */ - enum fcp_tm_cmnd tm_cmnd; /* task management command */ - u16 tsk_tag; /* FWI IO tag */ - u8 tsecs; /* timeout in seconds */ - struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ - struct list_head io_q; /* queue of affected IOs */ - struct bfa_wc_s wc; /* waiting counter */ - struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */ - enum bfi_tskim_status tsk_status; /* TM status */ -}; - -/** - * BFA i-t-n (initiator mode) - */ -struct bfa_itnim_s { - struct list_head qe; /* queue element */ - bfa_sm_t sm; /* i-t-n im BFA state machine */ - struct bfa_s *bfa; /* bfa instance */ - struct bfa_rport_s *rport; /* bfa rport */ - void *ditn; /* driver i-t-n structure */ - struct bfi_mhdr_s mhdr; /* pre-built mhdr */ - u8 msg_no; /* itnim/rport firmware handle */ - u8 reqq; /* CQ for requests */ - struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */ - struct list_head pending_q; /* queue of pending IO requests*/ - struct list_head io_q; /* queue of active IO requests */ - struct list_head io_cleanup_q; /* IO being cleaned up */ - struct list_head tsk_q; /* queue of active TM commands */ - struct list_head delay_comp_q;/* queue of failed inflight cmds */ - bfa_boolean_t seq_rec; /* SQER supported */ - bfa_boolean_t is_online; /* itnim is ONLINE for IO */ - bfa_boolean_t iotov_active; /* IO TOV timer is active */ - struct bfa_wc_s wc; /* waiting counter */ - struct bfa_timer_s timer; /* pending IO TOV */ - struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ - struct bfa_fcpim_mod_s *fcpim; /* fcpim module */ - struct bfa_itnim_hal_stats_s stats; - struct bfa_itnim_latency_s io_latency; -}; - -#define bfa_itnim_is_online(_itnim) ((_itnim)->is_online) -#define BFA_FCPIM_MOD(_hal) (&(_hal)->modules.fcpim_mod) -#define BFA_IOIM_FROM_TAG(_fcpim, _iotag) \ - (&fcpim->ioim_arr[_iotag]) -#define BFA_TSKIM_FROM_TAG(_fcpim, _tmtag) \ - (&fcpim->tskim_arr[_tmtag & (fcpim->num_tskim_reqs - 1)]) - -/* - * function prototypes - */ -void bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, - struct bfa_meminfo_s *minfo); -void bfa_ioim_detach(struct bfa_fcpim_mod_s *fcpim); -void bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); -void bfa_ioim_good_comp_isr(struct bfa_s *bfa, - struct bfi_msg_s *msg); -void bfa_ioim_cleanup(struct bfa_ioim_s *ioim); -void bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim, - struct bfa_tskim_s *tskim); -void bfa_ioim_iocdisable(struct bfa_ioim_s *ioim); -void bfa_ioim_tov(struct bfa_ioim_s *ioim); - -void bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, - struct bfa_meminfo_s *minfo); -void bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim); -void bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); -void bfa_tskim_iodone(struct bfa_tskim_s *tskim); -void bfa_tskim_iocdisable(struct bfa_tskim_s *tskim); -void bfa_tskim_cleanup(struct bfa_tskim_s *tskim); - -void bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, - u32 *dm_len); -void bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim, - struct bfa_meminfo_s *minfo); -void bfa_itnim_detach(struct bfa_fcpim_mod_s *fcpim); -void bfa_itnim_iocdisable(struct bfa_itnim_s *itnim); -void bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); -void bfa_itnim_iodone(struct bfa_itnim_s *itnim); -void bfa_itnim_tskdone(struct bfa_itnim_s *itnim); -bfa_boolean_t bfa_itnim_hold_io(struct bfa_itnim_s *itnim); - -#endif /* __BFA_FCPIM_PRIV_H__ */ - |