diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_fcpim.h')
| -rw-r--r-- | drivers/scsi/bfa/bfa_fcpim.h | 89 |
1 files changed, 67 insertions, 22 deletions
diff --git a/drivers/scsi/bfa/bfa_fcpim.h b/drivers/scsi/bfa/bfa_fcpim.h index 1e38dade8423..57b695ad4ee5 100644 --- a/drivers/scsi/bfa/bfa_fcpim.h +++ b/drivers/scsi/bfa/bfa_fcpim.h @@ -24,6 +24,34 @@ #include "bfa_defs_svc.h" #include "bfa_cs.h" +/* FCP module related definitions */ +#define BFA_IO_MAX BFI_IO_MAX +#define BFA_FWTIO_MAX 2000 + +struct bfa_fcp_mod_s; +struct bfa_iotag_s { + struct list_head qe; /* queue element */ + u16 tag; /* FW IO tag */ +}; + +struct bfa_itn_s { + bfa_isr_func_t isr; +}; + +void bfa_itn_create(struct bfa_s *bfa, struct bfa_rport_s *rport, + void (*isr)(struct bfa_s *bfa, struct bfi_msg_s *m)); +void bfa_itn_isr(struct bfa_s *bfa, struct bfi_msg_s *m); +void bfa_iotag_attach(struct bfa_fcp_mod_s *fcp); +void bfa_fcp_res_recfg(struct bfa_s *bfa, u16 num_ioim_fw); + +#define BFA_FCP_MOD(_hal) (&(_hal)->modules.fcp_mod) +#define BFA_MEM_FCP_KVA(__bfa) (&(BFA_FCP_MOD(__bfa)->kva_seg)) +#define BFA_IOTAG_FROM_TAG(_fcp, _tag) \ + (&(_fcp)->iotag_arr[(_tag & BFA_IOIM_IOTAG_MASK)]) +#define BFA_ITN_FROM_TAG(_fcp, _tag) \ + ((_fcp)->itn_arr + ((_tag) & ((_fcp)->num_itns - 1))) +#define BFA_SNSINFO_FROM_TAG(_fcp, _tag) \ + bfa_mem_get_dmabuf_kva(_fcp, _tag, BFI_IOIM_SNSLEN) #define BFA_ITNIM_MIN 32 #define BFA_ITNIM_MAX 1024 @@ -75,25 +103,24 @@ struct bfad_tskim_s; typedef void (*bfa_fcpim_profile_t) (struct bfa_ioim_s *ioim); -struct bfa_fcpim_mod_s { +struct bfa_fcpim_s { struct bfa_s *bfa; + struct bfa_fcp_mod_s *fcp; 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; + struct list_head tskim_unused_q; /* Unused tskim Q */ u32 ios_active; /* current active IOs */ u32 delay_comp; struct bfa_fcpim_del_itn_stats_s del_itn_stats; @@ -104,6 +131,25 @@ struct bfa_fcpim_mod_s { bfa_fcpim_profile_t profile_start; }; +/* Max FCP dma segs required */ +#define BFA_FCP_DMA_SEGS BFI_IOIM_SNSBUF_SEGS + +struct bfa_fcp_mod_s { + struct bfa_s *bfa; + struct list_head iotag_ioim_free_q; /* free IO resources */ + struct list_head iotag_tio_free_q; /* free IO resources */ + struct list_head iotag_unused_q; /* unused IO resources*/ + struct bfa_iotag_s *iotag_arr; + struct bfa_itn_s *itn_arr; + int num_ioim_reqs; + int num_fwtio_reqs; + int num_itns; + struct bfa_dma_s snsbase[BFA_FCP_DMA_SEGS]; + struct bfa_fcpim_s fcpim; + struct bfa_mem_dma_s dma_seg[BFA_FCP_DMA_SEGS]; + struct bfa_mem_kva_s kva_seg; +}; + /* * BFA IO (initiator mode) */ @@ -111,7 +157,7 @@ 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_fcpim_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 */ @@ -129,7 +175,6 @@ struct bfa_ioim_s { 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 */ @@ -143,7 +188,7 @@ 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_fcpim_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 */ @@ -182,13 +227,13 @@ struct bfa_itnim_s { 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_fcpim_s *fcpim; /* fcpim module */ struct bfa_itnim_iostats_s stats; struct bfa_itnim_ioprofile_s ioprofile; }; #define bfa_itnim_is_online(_itnim) ((_itnim)->is_online) -#define BFA_FCPIM_MOD(_hal) (&(_hal)->modules.fcpim_mod) +#define BFA_FCPIM(_hal) (&(_hal)->modules.fcp_mod.fcpim) #define BFA_IOIM_TAG_2_ID(_iotag) ((_iotag) & BFA_IOIM_IOTAG_MASK) #define BFA_IOIM_FROM_TAG(_fcpim, _iotag) \ (&fcpim->ioim_arr[(_iotag & BFA_IOIM_IOTAG_MASK)]) @@ -196,9 +241,9 @@ struct bfa_itnim_s { (&fcpim->tskim_arr[_tmtag & (fcpim->num_tskim_reqs - 1)]) #define bfa_io_profile_start_time(_bfa) \ - (_bfa->modules.fcpim_mod.io_profile_start_time) + ((_bfa)->modules.fcp_mod.fcpim.io_profile_start_time) #define bfa_fcpim_get_io_profile(_bfa) \ - (_bfa->modules.fcpim_mod.io_profile) + ((_bfa)->modules.fcp_mod.fcpim.io_profile) #define bfa_ioim_update_iotag(__ioim) do { \ uint16_t k = (__ioim)->iotag >> BFA_IOIM_RETRY_TAG_OFFSET; \ k++; (__ioim)->iotag &= BFA_IOIM_IOTAG_MASK; \ @@ -217,8 +262,7 @@ bfa_ioim_maxretry_reached(struct bfa_ioim_s *ioim) /* * function prototypes */ -void bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, - struct bfa_meminfo_s *minfo); +void bfa_ioim_attach(struct bfa_fcpim_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); @@ -228,18 +272,15 @@ void bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim, 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_attach(struct bfa_fcpim_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_tskim_res_recfg(struct bfa_s *bfa, u16 num_tskim_fw); -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_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len); +void bfa_itnim_attach(struct bfa_fcpim_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); @@ -252,13 +293,17 @@ bfa_boolean_t bfa_itnim_hold_io(struct bfa_itnim_s *itnim); void bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov); u16 bfa_fcpim_path_tov_get(struct bfa_s *bfa); u16 bfa_fcpim_qdepth_get(struct bfa_s *bfa); +bfa_status_t bfa_fcpim_port_iostats(struct bfa_s *bfa, + struct bfa_itnim_iostats_s *stats, u8 lp_tag); +void bfa_fcpim_add_stats(struct bfa_itnim_iostats_s *fcpim_stats, + struct bfa_itnim_iostats_s *itnim_stats); #define bfa_fcpim_ioredirect_enabled(__bfa) \ - (((struct bfa_fcpim_mod_s *)(BFA_FCPIM_MOD(__bfa)))->ioredirect) + (((struct bfa_fcpim_s *)(BFA_FCPIM(__bfa)))->ioredirect) #define bfa_fcpim_get_next_reqq(__bfa, __qid) \ { \ - struct bfa_fcpim_mod_s *__fcpim = BFA_FCPIM_MOD(__bfa); \ + struct bfa_fcpim_s *__fcpim = BFA_FCPIM(__bfa); \ __fcpim->reqq++; \ __fcpim->reqq &= (BFI_IOC_MAX_CQS - 1); \ *(__qid) = __fcpim->reqq; \ |