diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_fcpim.c')
| -rw-r--r-- | drivers/scsi/bfa/bfa_fcpim.c | 1214 |
1 files changed, 1105 insertions, 109 deletions
diff --git a/drivers/scsi/bfa/bfa_fcpim.c b/drivers/scsi/bfa/bfa_fcpim.c index c0353cdca929..e07bd4745d8b 100644 --- a/drivers/scsi/bfa/bfa_fcpim.c +++ b/drivers/scsi/bfa/bfa_fcpim.c @@ -19,12 +19,14 @@ #include "bfa_modules.h" BFA_TRC_FILE(HAL, FCPIM); -BFA_MODULE(fcpim); /* * BFA ITNIM Related definitions */ static void bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim); +static bfa_boolean_t bfa_ioim_lm_proc_rpl_data(struct bfa_ioim_s *ioim); +static bfa_boolean_t bfa_ioim_lm_proc_inq_data(struct bfa_ioim_s *ioim); +static void bfa_ioim_lm_init(struct bfa_s *bfa); #define BFA_ITNIM_FROM_TAG(_fcpim, _tag) \ (((_fcpim)->itnim_arr + ((_tag) & ((_fcpim)->num_itnims - 1)))) @@ -58,6 +60,14 @@ static void bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim); } \ } while (0) +#define bfa_ioim_rp_wwn(__ioim) \ + (((struct bfa_fcs_rport_s *) \ + (__ioim)->itnim->rport->rport_drv)->pwwn) + +#define bfa_ioim_lp_wwn(__ioim) \ + ((BFA_LPS_FROM_TAG(BFA_LPS_MOD((__ioim)->bfa), \ + (__ioim)->itnim->rport->rport_info.lp_tag))->pwwn) \ + #define bfa_itnim_sler_cb(__itnim) do { \ if ((__itnim)->bfa->fcs) \ bfa_cb_itnim_sler((__itnim)->ditn); \ @@ -67,6 +77,18 @@ static void bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim); } \ } while (0) +enum bfa_ioim_lm_status { + BFA_IOIM_LM_PRESENT = 1, + BFA_IOIM_LM_LUN_NOT_SUP = 2, + BFA_IOIM_LM_RPL_DATA_CHANGED = 3, + BFA_IOIM_LM_LUN_NOT_RDY = 4, +}; + +enum bfa_ioim_lm_ua_status { + BFA_IOIM_LM_UA_RESET = 0, + BFA_IOIM_LM_UA_SET = 1, +}; + /* * itnim state machine event */ @@ -123,6 +145,9 @@ enum bfa_ioim_event { BFA_IOIM_SM_TMDONE = 16, /* IO cleanup from tskim */ BFA_IOIM_SM_HWFAIL = 17, /* IOC h/w failure event */ BFA_IOIM_SM_IOTOV = 18, /* ITN offline TOV */ + BFA_IOIM_SM_LM_LUN_NOT_SUP = 19,/* lunmask lun not supported */ + BFA_IOIM_SM_LM_RPL_DC = 20, /* lunmask report-lun data changed */ + BFA_IOIM_SM_LM_LUN_NOT_RDY = 21,/* lunmask lun not ready */ }; @@ -220,6 +245,9 @@ static void __bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete); static void __bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete); static void __bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete); static bfa_boolean_t bfa_ioim_is_abortable(struct bfa_ioim_s *ioim); +static void __bfa_cb_ioim_lm_lun_not_sup(void *cbarg, bfa_boolean_t complete); +static void __bfa_cb_ioim_lm_rpl_dc(void *cbarg, bfa_boolean_t complete); +static void __bfa_cb_ioim_lm_lun_not_rdy(void *cbarg, bfa_boolean_t complete); /* * forward declaration of BFA IO state machine @@ -287,24 +315,16 @@ static void bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, * Compute and return memory needed by FCP(im) module. */ static void -bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, - u32 *dm_len) +bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len) { - bfa_itnim_meminfo(cfg, km_len, dm_len); + bfa_itnim_meminfo(cfg, km_len); /* * IO memory */ - if (cfg->fwcfg.num_ioim_reqs < BFA_IOIM_MIN) - cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MIN; - else if (cfg->fwcfg.num_ioim_reqs > BFA_IOIM_MAX) - cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MAX; - *km_len += cfg->fwcfg.num_ioim_reqs * (sizeof(struct bfa_ioim_s) + sizeof(struct bfa_ioim_sp_s)); - *dm_len += cfg->fwcfg.num_ioim_reqs * BFI_IOIM_SNSLEN; - /* * task management command memory */ @@ -315,52 +335,41 @@ bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, static void -bfa_fcpim_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) +bfa_fcpim_attach(struct bfa_fcp_mod_s *fcp, void *bfad, + struct bfa_iocfc_cfg_s *cfg, struct bfa_pcidev_s *pcidev) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_fcpim_s *fcpim = &fcp->fcpim; + struct bfa_s *bfa = fcp->bfa; bfa_trc(bfa, cfg->drvcfg.path_tov); bfa_trc(bfa, cfg->fwcfg.num_rports); bfa_trc(bfa, cfg->fwcfg.num_ioim_reqs); bfa_trc(bfa, cfg->fwcfg.num_tskim_reqs); + fcpim->fcp = fcp; fcpim->bfa = bfa; fcpim->num_itnims = cfg->fwcfg.num_rports; - fcpim->num_ioim_reqs = cfg->fwcfg.num_ioim_reqs; fcpim->num_tskim_reqs = cfg->fwcfg.num_tskim_reqs; fcpim->path_tov = cfg->drvcfg.path_tov; fcpim->delay_comp = cfg->drvcfg.delay_comp; fcpim->profile_comp = NULL; fcpim->profile_start = NULL; - bfa_itnim_attach(fcpim, meminfo); - bfa_tskim_attach(fcpim, meminfo); - bfa_ioim_attach(fcpim, meminfo); + bfa_itnim_attach(fcpim); + bfa_tskim_attach(fcpim); + bfa_ioim_attach(fcpim); } static void -bfa_fcpim_detach(struct bfa_s *bfa) +bfa_fcpim_iocdisable(struct bfa_fcp_mod_s *fcp) { -} - -static void -bfa_fcpim_start(struct bfa_s *bfa) -{ -} - -static void -bfa_fcpim_stop(struct bfa_s *bfa) -{ -} - -static void -bfa_fcpim_iocdisable(struct bfa_s *bfa) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_fcpim_s *fcpim = &fcp->fcpim; struct bfa_itnim_s *itnim; struct list_head *qe, *qen; + /* Enqueue unused ioim resources to free_q */ + list_splice_tail_init(&fcpim->tskim_unused_q, &fcpim->tskim_free_q); + list_for_each_safe(qe, qen, &fcpim->itnim_q) { itnim = (struct bfa_itnim_s *) qe; bfa_itnim_iocdisable(itnim); @@ -370,7 +379,7 @@ bfa_fcpim_iocdisable(struct bfa_s *bfa) void bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); fcpim->path_tov = path_tov * 1000; if (fcpim->path_tov > BFA_FCPIM_PATHTOV_MAX) @@ -380,15 +389,146 @@ bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov) u16 bfa_fcpim_path_tov_get(struct bfa_s *bfa) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); return fcpim->path_tov / 1000; } +#define bfa_fcpim_add_iostats(__l, __r, __stats) \ + (__l->__stats += __r->__stats) + +void +bfa_fcpim_add_stats(struct bfa_itnim_iostats_s *lstats, + struct bfa_itnim_iostats_s *rstats) +{ + bfa_fcpim_add_iostats(lstats, rstats, total_ios); + bfa_fcpim_add_iostats(lstats, rstats, qresumes); + bfa_fcpim_add_iostats(lstats, rstats, no_iotags); + bfa_fcpim_add_iostats(lstats, rstats, io_aborts); + bfa_fcpim_add_iostats(lstats, rstats, no_tskims); + bfa_fcpim_add_iostats(lstats, rstats, iocomp_ok); + bfa_fcpim_add_iostats(lstats, rstats, iocomp_underrun); + bfa_fcpim_add_iostats(lstats, rstats, iocomp_overrun); + bfa_fcpim_add_iostats(lstats, rstats, iocomp_aborted); + bfa_fcpim_add_iostats(lstats, rstats, iocomp_timedout); + bfa_fcpim_add_iostats(lstats, rstats, iocom_nexus_abort); + bfa_fcpim_add_iostats(lstats, rstats, iocom_proto_err); + bfa_fcpim_add_iostats(lstats, rstats, iocom_dif_err); + bfa_fcpim_add_iostats(lstats, rstats, iocom_sqer_needed); + bfa_fcpim_add_iostats(lstats, rstats, iocom_res_free); + bfa_fcpim_add_iostats(lstats, rstats, iocom_hostabrts); + bfa_fcpim_add_iostats(lstats, rstats, iocom_utags); + bfa_fcpim_add_iostats(lstats, rstats, io_cleanups); + bfa_fcpim_add_iostats(lstats, rstats, io_tmaborts); + bfa_fcpim_add_iostats(lstats, rstats, onlines); + bfa_fcpim_add_iostats(lstats, rstats, offlines); + bfa_fcpim_add_iostats(lstats, rstats, creates); + bfa_fcpim_add_iostats(lstats, rstats, deletes); + bfa_fcpim_add_iostats(lstats, rstats, create_comps); + bfa_fcpim_add_iostats(lstats, rstats, delete_comps); + bfa_fcpim_add_iostats(lstats, rstats, sler_events); + bfa_fcpim_add_iostats(lstats, rstats, fw_create); + bfa_fcpim_add_iostats(lstats, rstats, fw_delete); + bfa_fcpim_add_iostats(lstats, rstats, ioc_disabled); + bfa_fcpim_add_iostats(lstats, rstats, cleanup_comps); + bfa_fcpim_add_iostats(lstats, rstats, tm_cmnds); + bfa_fcpim_add_iostats(lstats, rstats, tm_fw_rsps); + bfa_fcpim_add_iostats(lstats, rstats, tm_success); + bfa_fcpim_add_iostats(lstats, rstats, tm_failures); + bfa_fcpim_add_iostats(lstats, rstats, tm_io_comps); + bfa_fcpim_add_iostats(lstats, rstats, tm_qresumes); + bfa_fcpim_add_iostats(lstats, rstats, tm_iocdowns); + bfa_fcpim_add_iostats(lstats, rstats, tm_cleanups); + bfa_fcpim_add_iostats(lstats, rstats, tm_cleanup_comps); + bfa_fcpim_add_iostats(lstats, rstats, io_comps); + bfa_fcpim_add_iostats(lstats, rstats, input_reqs); + bfa_fcpim_add_iostats(lstats, rstats, output_reqs); + bfa_fcpim_add_iostats(lstats, rstats, rd_throughput); + bfa_fcpim_add_iostats(lstats, rstats, wr_throughput); + bfa_fcpim_add_iostats(lstats, rstats, lm_lun_across_sg); + bfa_fcpim_add_iostats(lstats, rstats, lm_lun_not_sup); + bfa_fcpim_add_iostats(lstats, rstats, lm_rpl_data_changed); + bfa_fcpim_add_iostats(lstats, rstats, lm_wire_residue_changed); + bfa_fcpim_add_iostats(lstats, rstats, lm_small_buf_addresidue); + bfa_fcpim_add_iostats(lstats, rstats, lm_lun_not_rdy); +} + +bfa_status_t +bfa_fcpim_port_iostats(struct bfa_s *bfa, + struct bfa_itnim_iostats_s *stats, u8 lp_tag) +{ + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); + struct list_head *qe, *qen; + struct bfa_itnim_s *itnim; + + /* accumulate IO stats from itnim */ + memset(stats, 0, sizeof(struct bfa_itnim_iostats_s)); + list_for_each_safe(qe, qen, &fcpim->itnim_q) { + itnim = (struct bfa_itnim_s *) qe; + if (itnim->rport->rport_info.lp_tag != lp_tag) + continue; + bfa_fcpim_add_stats(stats, &(itnim->stats)); + } + return BFA_STATUS_OK; +} + +void +bfa_ioim_profile_comp(struct bfa_ioim_s *ioim) +{ + struct bfa_itnim_latency_s *io_lat = + &(ioim->itnim->ioprofile.io_latency); + u32 val, idx; + + val = (u32)(jiffies - ioim->start_time); + idx = bfa_ioim_get_index(scsi_bufflen((struct scsi_cmnd *)ioim->dio)); + bfa_itnim_ioprofile_update(ioim->itnim, idx); + + io_lat->count[idx]++; + io_lat->min[idx] = (io_lat->min[idx] < val) ? io_lat->min[idx] : val; + io_lat->max[idx] = (io_lat->max[idx] > val) ? io_lat->max[idx] : val; + io_lat->avg[idx] += val; +} + +void +bfa_ioim_profile_start(struct bfa_ioim_s *ioim) +{ + ioim->start_time = jiffies; +} + +bfa_status_t +bfa_fcpim_profile_on(struct bfa_s *bfa, u32 time) +{ + struct bfa_itnim_s *itnim; + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); + struct list_head *qe, *qen; + + /* accumulate IO stats from itnim */ + list_for_each_safe(qe, qen, &fcpim->itnim_q) { + itnim = (struct bfa_itnim_s *) qe; + bfa_itnim_clear_stats(itnim); + } + fcpim->io_profile = BFA_TRUE; + fcpim->io_profile_start_time = time; + fcpim->profile_comp = bfa_ioim_profile_comp; + fcpim->profile_start = bfa_ioim_profile_start; + return BFA_STATUS_OK; +} + +bfa_status_t +bfa_fcpim_profile_off(struct bfa_s *bfa) +{ + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); + fcpim->io_profile = BFA_FALSE; + fcpim->io_profile_start_time = 0; + fcpim->profile_comp = NULL; + fcpim->profile_start = NULL; + return BFA_STATUS_OK; +} + u16 bfa_fcpim_qdepth_get(struct bfa_s *bfa) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); return fcpim->q_depth; } @@ -990,8 +1130,7 @@ bfa_itnim_tskdone(struct bfa_itnim_s *itnim) } void -bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, - u32 *dm_len) +bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len) { /* * ITN memory @@ -1000,15 +1139,16 @@ bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, } void -bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) +bfa_itnim_attach(struct bfa_fcpim_s *fcpim) { struct bfa_s *bfa = fcpim->bfa; + struct bfa_fcp_mod_s *fcp = fcpim->fcp; struct bfa_itnim_s *itnim; int i, j; INIT_LIST_HEAD(&fcpim->itnim_q); - itnim = (struct bfa_itnim_s *) bfa_meminfo_kva(minfo); + itnim = (struct bfa_itnim_s *) bfa_mem_kva_curp(fcp); fcpim->itnim_arr = itnim; for (i = 0; i < fcpim->num_itnims; i++, itnim++) { @@ -1030,7 +1170,7 @@ bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); } - bfa_meminfo_kva(minfo) = (u8 *) itnim; + bfa_mem_kva_curp(fcp) = (u8 *) itnim; } void @@ -1043,7 +1183,7 @@ bfa_itnim_iocdisable(struct bfa_itnim_s *itnim) static bfa_boolean_t bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim) { - struct bfi_itnim_create_req_s *m; + struct bfi_itn_create_req_s *m; itnim->msg_no++; @@ -1056,8 +1196,8 @@ bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim) return BFA_FALSE; } - bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_CREATE_REQ, - bfa_lpuid(itnim->bfa)); + bfi_h2i_set(m->mh, BFI_MC_ITN, BFI_ITN_H2I_CREATE_REQ, + bfa_fn_lpu(itnim->bfa)); m->fw_handle = itnim->rport->fw_handle; m->class = FC_CLASS_3; m->seq_rec = itnim->seq_rec; @@ -1067,14 +1207,14 @@ bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim) /* * queue I/O message to firmware */ - bfa_reqq_produce(itnim->bfa, itnim->reqq); + bfa_reqq_produce(itnim->bfa, itnim->reqq, m->mh); return BFA_TRUE; } static bfa_boolean_t bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim) { - struct bfi_itnim_delete_req_s *m; + struct bfi_itn_delete_req_s *m; /* * check for room in queue to send request now @@ -1085,15 +1225,15 @@ bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim) return BFA_FALSE; } - bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_DELETE_REQ, - bfa_lpuid(itnim->bfa)); + bfi_h2i_set(m->mh, BFI_MC_ITN, BFI_ITN_H2I_DELETE_REQ, + bfa_fn_lpu(itnim->bfa)); m->fw_handle = itnim->rport->fw_handle; bfa_stats(itnim, fw_delete); /* * queue I/O message to firmware */ - bfa_reqq_produce(itnim->bfa, itnim->reqq); + bfa_reqq_produce(itnim->bfa, itnim->reqq, m->mh); return BFA_TRUE; } @@ -1224,7 +1364,7 @@ bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim) static void bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(itnim->bfa); + struct bfa_fcpim_s *fcpim = BFA_FCPIM(itnim->bfa); fcpim->del_itn_stats.del_itn_iocomp_aborted += itnim->stats.iocomp_aborted; fcpim->del_itn_stats.del_itn_iocomp_timedout += @@ -1250,8 +1390,8 @@ bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim) void bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - union bfi_itnim_i2h_msg_u msg; + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); + union bfi_itn_i2h_msg_u msg; struct bfa_itnim_s *itnim; bfa_trc(bfa, m->mhdr.msg_id); @@ -1259,7 +1399,7 @@ bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) msg.msg = m; switch (m->mhdr.msg_id) { - case BFI_ITNIM_I2H_CREATE_RSP: + case BFI_ITN_I2H_CREATE_RSP: itnim = BFA_ITNIM_FROM_TAG(fcpim, msg.create_rsp->bfa_handle); WARN_ON(msg.create_rsp->status != BFA_STATUS_OK); @@ -1267,7 +1407,7 @@ bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP); break; - case BFI_ITNIM_I2H_DELETE_RSP: + case BFI_ITN_I2H_DELETE_RSP: itnim = BFA_ITNIM_FROM_TAG(fcpim, msg.delete_rsp->bfa_handle); WARN_ON(msg.delete_rsp->status != BFA_STATUS_OK); @@ -1275,7 +1415,7 @@ bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP); break; - case BFI_ITNIM_I2H_SLER_EVENT: + case BFI_ITN_I2H_SLER_EVENT: itnim = BFA_ITNIM_FROM_TAG(fcpim, msg.sler_event->bfa_handle); bfa_stats(itnim, sler_events); @@ -1295,9 +1435,11 @@ bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) struct bfa_itnim_s * bfa_itnim_create(struct bfa_s *bfa, struct bfa_rport_s *rport, void *ditn) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); struct bfa_itnim_s *itnim; + bfa_itn_create(bfa, rport, bfa_itnim_isr); + itnim = BFA_ITNIM_FROM_TAG(fcpim, rport->rport_tag); WARN_ON(itnim->rport != rport); @@ -1347,6 +1489,26 @@ bfa_itnim_hold_io(struct bfa_itnim_s *itnim) bfa_sm_cmp_state(itnim, bfa_itnim_sm_iocdisable)); } +#define bfa_io_lat_clock_res_div HZ +#define bfa_io_lat_clock_res_mul 1000 +bfa_status_t +bfa_itnim_get_ioprofile(struct bfa_itnim_s *itnim, + struct bfa_itnim_ioprofile_s *ioprofile) +{ + struct bfa_fcpim_s *fcpim = BFA_FCPIM(itnim->bfa); + if (!fcpim->io_profile) + return BFA_STATUS_IOPROFILE_OFF; + + itnim->ioprofile.index = BFA_IOBUCKET_MAX; + itnim->ioprofile.io_profile_start_time = + bfa_io_profile_start_time(itnim->bfa); + itnim->ioprofile.clock_res_mul = bfa_io_lat_clock_res_mul; + itnim->ioprofile.clock_res_div = bfa_io_lat_clock_res_div; + *ioprofile = itnim->ioprofile; + + return BFA_STATUS_OK; +} + void bfa_itnim_clear_stats(struct bfa_itnim_s *itnim) { @@ -1415,7 +1577,28 @@ bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); WARN_ON(!bfa_q_is_on_q(&ioim->itnim->pending_q, ioim)); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, - __bfa_cb_ioim_abort, ioim); + __bfa_cb_ioim_abort, ioim); + break; + + case BFA_IOIM_SM_LM_LUN_NOT_SUP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_lm_lun_not_sup, ioim); + break; + + case BFA_IOIM_SM_LM_RPL_DC: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_lm_rpl_dc, ioim); + break; + + case BFA_IOIM_SM_LM_LUN_NOT_RDY: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_lm_lun_not_rdy, ioim); break; default: @@ -1955,6 +2138,264 @@ bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) } } +/* + * This is called from bfa_fcpim_start after the bfa_init() with flash read + * is complete by driver. now invalidate the stale content of lun mask + * like unit attention, rp tag and lp tag. + */ +static void +bfa_ioim_lm_init(struct bfa_s *bfa) +{ + struct bfa_lun_mask_s *lunm_list; + int i; + + if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG) + return; + + lunm_list = bfa_get_lun_mask_list(bfa); + for (i = 0; i < MAX_LUN_MASK_CFG; i++) { + lunm_list[i].ua = BFA_IOIM_LM_UA_RESET; + lunm_list[i].lp_tag = BFA_LP_TAG_INVALID; + lunm_list[i].rp_tag = BFA_RPORT_TAG_INVALID; + } +} + +/* + * Validate LUN for LUN masking + */ +static enum bfa_ioim_lm_status +bfa_ioim_lm_check(struct bfa_ioim_s *ioim, struct bfa_lps_s *lps, + struct bfa_rport_s *rp, struct scsi_lun lun) +{ + u8 i; + struct bfa_lun_mask_s *lun_list = bfa_get_lun_mask_list(ioim->bfa); + struct scsi_cmnd *cmnd = (struct scsi_cmnd *)ioim->dio; + struct scsi_cdb_s *cdb = (struct scsi_cdb_s *)cmnd->cmnd; + + if ((cdb->scsi_cdb[0] == REPORT_LUNS) && + (scsilun_to_int((struct scsi_lun *)&lun) == 0)) { + ioim->proc_rsp_data = bfa_ioim_lm_proc_rpl_data; + return BFA_IOIM_LM_PRESENT; + } + + for (i = 0; i < MAX_LUN_MASK_CFG; i++) { + + if (lun_list[i].state != BFA_IOIM_LUN_MASK_ACTIVE) + continue; + + if ((scsilun_to_int((struct scsi_lun *)&lun_list[i].lun) == + scsilun_to_int((struct scsi_lun *)&lun)) + && (rp->rport_tag == lun_list[i].rp_tag) + && ((u8)ioim->itnim->rport->rport_info.lp_tag == + lun_list[i].lp_tag)) { + bfa_trc(ioim->bfa, lun_list[i].rp_tag); + bfa_trc(ioim->bfa, lun_list[i].lp_tag); + bfa_trc(ioim->bfa, scsilun_to_int( + (struct scsi_lun *)&lun_list[i].lun)); + + if ((lun_list[i].ua == BFA_IOIM_LM_UA_SET) && + ((cdb->scsi_cdb[0] != INQUIRY) || + (cdb->scsi_cdb[0] != REPORT_LUNS))) { + lun_list[i].ua = BFA_IOIM_LM_UA_RESET; + return BFA_IOIM_LM_RPL_DATA_CHANGED; + } + + if (cdb->scsi_cdb[0] == REPORT_LUNS) + ioim->proc_rsp_data = bfa_ioim_lm_proc_rpl_data; + + return BFA_IOIM_LM_PRESENT; + } + } + + if ((cdb->scsi_cdb[0] == INQUIRY) && + (scsilun_to_int((struct scsi_lun *)&lun) == 0)) { + ioim->proc_rsp_data = bfa_ioim_lm_proc_inq_data; + return BFA_IOIM_LM_PRESENT; + } + + if (cdb->scsi_cdb[0] == TEST_UNIT_READY) + return BFA_IOIM_LM_LUN_NOT_RDY; + + return BFA_IOIM_LM_LUN_NOT_SUP; +} + +static bfa_boolean_t +bfa_ioim_lm_proc_rsp_data_dummy(struct bfa_ioim_s *ioim) +{ + return BFA_TRUE; +} + +static void +bfa_ioim_lm_fetch_lun(struct bfa_ioim_s *ioim, u8 *rl_data, int offset, + int buf_lun_cnt) +{ + struct bfa_lun_mask_s *lun_list = bfa_get_lun_mask_list(ioim->bfa); + struct scsi_lun *lun_data = (struct scsi_lun *)(rl_data + offset); + struct scsi_lun lun; + int i, j; + + bfa_trc(ioim->bfa, buf_lun_cnt); + for (j = 0; j < buf_lun_cnt; j++) { + lun = *((struct scsi_lun *)(lun_data + j)); + for (i = 0; i < MAX_LUN_MASK_CFG; i++) { + if (lun_list[i].state != BFA_IOIM_LUN_MASK_ACTIVE) + continue; + if ((lun_list[i].rp_wwn == bfa_ioim_rp_wwn(ioim)) && + (lun_list[i].lp_wwn == bfa_ioim_lp_wwn(ioim)) && + (scsilun_to_int((struct scsi_lun *)&lun_list[i].lun) + == scsilun_to_int((struct scsi_lun *)&lun))) { + lun_list[i].state = BFA_IOIM_LUN_MASK_FETCHED; + break; + } + } /* next lun in mask DB */ + } /* next lun in buf */ +} + +static int +bfa_ioim_lm_update_lun_sg(struct bfa_ioim_s *ioim, u32 *pgdlen, + struct scsi_report_luns_data_s *rl) +{ + struct scsi_cmnd *cmnd = (struct scsi_cmnd *)ioim->dio; + struct scatterlist *sg = scsi_sglist(cmnd); + struct bfa_lun_mask_s *lun_list = bfa_get_lun_mask_list(ioim->bfa); + struct scsi_lun *prev_rl_data = NULL, *base_rl_data; + int i, j, sgeid, lun_fetched_cnt = 0, prev_sg_len = 0, base_count; + int lun_across_sg_bytes, bytes_from_next_buf; + u64 last_lun, temp_last_lun; + + /* fetch luns from the first sg element */ + bfa_ioim_lm_fetch_lun(ioim, (u8 *)(rl->lun), 0, + (sg_dma_len(sg) / sizeof(struct scsi_lun)) - 1); + + /* fetch luns from multiple sg elements */ + scsi_for_each_sg(cmnd, sg, scsi_sg_count(cmnd), sgeid) { + if (sgeid == 0) { + prev_sg_len = sg_dma_len(sg); + prev_rl_data = (struct scsi_lun *) + phys_to_virt(sg_dma_address(sg)); + continue; + } + + /* if the buf is having more data */ + lun_across_sg_bytes = prev_sg_len % sizeof(struct scsi_lun); + if (lun_across_sg_bytes) { + bfa_trc(ioim->bfa, lun_across_sg_bytes); + bfa_stats(ioim->itnim, lm_lun_across_sg); + bytes_from_next_buf = sizeof(struct scsi_lun) - + lun_across_sg_bytes; + + /* from next buf take higher bytes */ + temp_last_lun = *((u64 *) + phys_to_virt(sg_dma_address(sg))); + last_lun |= temp_last_lun >> + (lun_across_sg_bytes * BITS_PER_BYTE); + + /* from prev buf take higher bytes */ + temp_last_lun = *((u64 *)(prev_rl_data + + (prev_sg_len - lun_across_sg_bytes))); + temp_last_lun >>= bytes_from_next_buf * BITS_PER_BYTE; + last_lun = last_lun | (temp_last_lun << + (bytes_from_next_buf * BITS_PER_BYTE)); + + bfa_ioim_lm_fetch_lun(ioim, (u8 *)&last_lun, 0, 1); + } else + bytes_from_next_buf = 0; + + *pgdlen += sg_dma_len(sg); + prev_sg_len = sg_dma_len(sg); + prev_rl_data = (struct scsi_lun *) + phys_to_virt(sg_dma_address(sg)); + bfa_ioim_lm_fetch_lun(ioim, (u8 *)prev_rl_data, + bytes_from_next_buf, + sg_dma_len(sg) / sizeof(struct scsi_lun)); + } + + /* update the report luns data - based on fetched luns */ + sg = scsi_sglist(cmnd); + base_rl_data = (struct scsi_lun *)rl->lun; + base_count = (sg_dma_len(sg) / sizeof(struct scsi_lun)) - 1; + for (i = 0, j = 0; i < MAX_LUN_MASK_CFG; i++) { + if (lun_list[i].state == BFA_IOIM_LUN_MASK_FETCHED) { + base_rl_data[j] = lun_list[i].lun; + lun_list[i].state = BFA_IOIM_LUN_MASK_ACTIVE; + j++; + lun_fetched_cnt++; + } + + if (j > base_count) { + j = 0; + sg = sg_next(sg); + base_rl_data = (struct scsi_lun *) + phys_to_virt(sg_dma_address(sg)); + base_count = sg_dma_len(sg) / sizeof(struct scsi_lun); + } + } + + bfa_trc(ioim->bfa, lun_fetched_cnt); + return lun_fetched_cnt; +} + +static bfa_boolean_t +bfa_ioim_lm_proc_inq_data(struct bfa_ioim_s *ioim) +{ + struct scsi_inquiry_data_s *inq; + struct scatterlist *sg = scsi_sglist((struct scsi_cmnd *)ioim->dio); + + ioim->proc_rsp_data = bfa_ioim_lm_proc_rsp_data_dummy; + inq = (struct scsi_inquiry_data_s *)phys_to_virt(sg_dma_address(sg)); + + bfa_trc(ioim->bfa, inq->device_type); + inq->peripheral_qual = SCSI_INQ_PQ_NOT_CON; + return 0; +} + +static bfa_boolean_t +bfa_ioim_lm_proc_rpl_data(struct bfa_ioim_s *ioim) +{ + struct scsi_cmnd *cmnd = (struct scsi_cmnd *)ioim->dio; + struct scatterlist *sg = scsi_sglist(cmnd); + struct bfi_ioim_rsp_s *m; + struct scsi_report_luns_data_s *rl = NULL; + int lun_count = 0, lun_fetched_cnt = 0; + u32 residue, pgdlen = 0; + + ioim->proc_rsp_data = bfa_ioim_lm_proc_rsp_data_dummy; + if (bfa_get_lun_mask_status(ioim->bfa) != BFA_LUNMASK_ENABLED) + return BFA_TRUE; + + m = (struct bfi_ioim_rsp_s *) &ioim->iosp->comp_rspmsg; + if (m->scsi_status == SCSI_STATUS_CHECK_CONDITION) + return BFA_TRUE; + + pgdlen = sg_dma_len(sg); + bfa_trc(ioim->bfa, pgdlen); + rl = (struct scsi_report_luns_data_s *)phys_to_virt(sg_dma_address(sg)); + lun_count = cpu_to_be32(rl->lun_list_length) / sizeof(struct scsi_lun); + lun_fetched_cnt = bfa_ioim_lm_update_lun_sg(ioim, &pgdlen, rl); + + if (lun_count == lun_fetched_cnt) + return BFA_TRUE; + + bfa_trc(ioim->bfa, lun_count); + bfa_trc(ioim->bfa, lun_fetched_cnt); + bfa_trc(ioim->bfa, be32_to_cpu(rl->lun_list_length)); + + if (be32_to_cpu(rl->lun_list_length) <= pgdlen) + rl->lun_list_length = be32_to_cpu(lun_fetched_cnt) * + sizeof(struct scsi_lun); + else + bfa_stats(ioim->itnim, lm_small_buf_addresidue); + + bfa_trc(ioim->bfa, be32_to_cpu(rl->lun_list_length)); + bfa_trc(ioim->bfa, be32_to_cpu(m->residue)); + + residue = be32_to_cpu(m->residue); + residue += (lun_count - lun_fetched_cnt) * sizeof(struct scsi_lun); + bfa_stats(ioim->itnim, lm_wire_residue_changed); + m->residue = be32_to_cpu(residue); + bfa_trc(ioim->bfa, ioim->nsges); + return BFA_FALSE; +} static void __bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete) @@ -1991,7 +2432,8 @@ __bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete) if ((m->scsi_status == SCSI_STATUS_CHECK_CONDITION) && m->sns_len) { sns_len = m->sns_len; - snsinfo = ioim->iosp->snsinfo; + snsinfo = BFA_SNSINFO_FROM_TAG(ioim->fcpim->fcp, + ioim->iotag); } /* @@ -2013,6 +2455,299 @@ __bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete) } static void +__bfa_cb_ioim_lm_lun_not_sup(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + int sns_len = 0xD; + u32 residue = scsi_bufflen((struct scsi_cmnd *)ioim->dio); + struct scsi_sense_s *snsinfo; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + snsinfo = (struct scsi_sense_s *)BFA_SNSINFO_FROM_TAG( + ioim->fcpim->fcp, ioim->iotag); + snsinfo->rsp_code = SCSI_SENSE_CUR_ERR; + snsinfo->add_sense_length = 0xa; + snsinfo->asc = SCSI_ASC_LUN_NOT_SUPPORTED; + snsinfo->sense_key = ILLEGAL_REQUEST; + bfa_trc(ioim->bfa, residue); + bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_OK, + SCSI_STATUS_CHECK_CONDITION, sns_len, + (u8 *)snsinfo, residue); +} + +static void +__bfa_cb_ioim_lm_rpl_dc(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + int sns_len = 0xD; + u32 residue = scsi_bufflen((struct scsi_cmnd *)ioim->dio); + struct scsi_sense_s *snsinfo; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + snsinfo = (struct scsi_sense_s *)BFA_SNSINFO_FROM_TAG(ioim->fcpim->fcp, + ioim->iotag); + snsinfo->rsp_code = SCSI_SENSE_CUR_ERR; + snsinfo->sense_key = SCSI_MP_IEC_UNIT_ATTN; + snsinfo->asc = SCSI_ASC_TOCC; + snsinfo->add_sense_length = 0x6; + snsinfo->ascq = SCSI_ASCQ_RL_DATA_CHANGED; + bfa_trc(ioim->bfa, residue); + bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_OK, + SCSI_STATUS_CHECK_CONDITION, sns_len, + (u8 *)snsinfo, residue); +} + +static void +__bfa_cb_ioim_lm_lun_not_rdy(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + int sns_len = 0xD; + u32 residue = scsi_bufflen((struct scsi_cmnd *)ioim->dio); + struct scsi_sense_s *snsinfo; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + snsinfo = (struct scsi_sense_s *)BFA_SNSINFO_FROM_TAG( + ioim->fcpim->fcp, ioim->iotag); + snsinfo->rsp_code = SCSI_SENSE_CUR_ERR; + snsinfo->add_sense_length = 0xa; + snsinfo->sense_key = NOT_READY; + snsinfo->asc = SCSI_ASC_LUN_NOT_READY; + snsinfo->ascq = SCSI_ASCQ_MAN_INTR_REQ; + bfa_trc(ioim->bfa, residue); + bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_OK, + SCSI_STATUS_CHECK_CONDITION, sns_len, + (u8 *)snsinfo, residue); +} + +void +bfa_fcpim_lunmask_rp_update(struct bfa_s *bfa, wwn_t lp_wwn, wwn_t rp_wwn, + u16 rp_tag, u8 lp_tag) +{ + struct bfa_lun_mask_s *lun_list; + u8 i; + + if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG) + return; + + lun_list = bfa_get_lun_mask_list(bfa); + for (i = 0; i < MAX_LUN_MASK_CFG; i++) { + if (lun_list[i].state == BFA_IOIM_LUN_MASK_ACTIVE) { + if ((lun_list[i].lp_wwn == lp_wwn) && + (lun_list[i].rp_wwn == rp_wwn)) { + lun_list[i].rp_tag = rp_tag; + lun_list[i].lp_tag = lp_tag; + } + } + } +} + +/* + * set UA for all active luns in LM DB + */ +static void +bfa_ioim_lm_set_ua(struct bfa_s *bfa) +{ + struct bfa_lun_mask_s *lunm_list; + int i; + + lunm_list = bfa_get_lun_mask_list(bfa); + for (i = 0; i < MAX_LUN_MASK_CFG; i++) { + if (lunm_list[i].state != BFA_IOIM_LUN_MASK_ACTIVE) + continue; + lunm_list[i].ua = BFA_IOIM_LM_UA_SET; + } +} + +bfa_status_t +bfa_fcpim_lunmask_update(struct bfa_s *bfa, u32 update) +{ + struct bfa_lunmask_cfg_s *lun_mask; + + bfa_trc(bfa, bfa_get_lun_mask_status(bfa)); + if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG) + return BFA_STATUS_FAILED; + + if (bfa_get_lun_mask_status(bfa) == update) + return BFA_STATUS_NO_CHANGE; + + lun_mask = bfa_get_lun_mask(bfa); + lun_mask->status = update; + + if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_ENABLED) + bfa_ioim_lm_set_ua(bfa); + + return bfa_dconf_update(bfa); +} + +bfa_status_t +bfa_fcpim_lunmask_clear(struct bfa_s *bfa) +{ + int i; + struct bfa_lun_mask_s *lunm_list; + + bfa_trc(bfa, bfa_get_lun_mask_status(bfa)); + if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG) + return BFA_STATUS_FAILED; + + lunm_list = bfa_get_lun_mask_list(bfa); + for (i = 0; i < MAX_LUN_MASK_CFG; i++) { + if (lunm_list[i].state == BFA_IOIM_LUN_MASK_ACTIVE) { + if (lunm_list[i].rp_tag != BFA_RPORT_TAG_INVALID) + bfa_rport_unset_lunmask(bfa, + BFA_RPORT_FROM_TAG(bfa, lunm_list[i].rp_tag)); + } + } + + memset(lunm_list, 0, sizeof(struct bfa_lun_mask_s) * MAX_LUN_MASK_CFG); + return bfa_dconf_update(bfa); +} + +bfa_status_t +bfa_fcpim_lunmask_query(struct bfa_s *bfa, void *buf) +{ + struct bfa_lunmask_cfg_s *lun_mask; + + bfa_trc(bfa, bfa_get_lun_mask_status(bfa)); + if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG) + return BFA_STATUS_FAILED; + + lun_mask = bfa_get_lun_mask(bfa); + memcpy(buf, lun_mask, sizeof(struct bfa_lunmask_cfg_s)); + return BFA_STATUS_OK; +} + +bfa_status_t +bfa_fcpim_lunmask_add(struct bfa_s *bfa, u16 vf_id, wwn_t *pwwn, + wwn_t rpwwn, struct scsi_lun lun) +{ + struct bfa_lun_mask_s *lunm_list; + struct bfa_rport_s *rp = NULL; + int i, free_index = MAX_LUN_MASK_CFG + 1; + struct bfa_fcs_lport_s *port = NULL; + struct bfa_fcs_rport_s *rp_fcs; + + bfa_trc(bfa, bfa_get_lun_mask_status(bfa)); + if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG) + return BFA_STATUS_FAILED; + + port = bfa_fcs_lookup_port(&((struct bfad_s *)bfa->bfad)->bfa_fcs, + vf_id, *pwwn); + if (port) { + *pwwn = port->port_cfg.pwwn; + rp_fcs = bfa_fcs_lport_get_rport_by_pwwn(port, rpwwn); + rp = rp_fcs->bfa_rport; + } + + lunm_list = bfa_get_lun_mask_list(bfa); + /* if entry exists */ + for (i = 0; i < MAX_LUN_MASK_CFG; i++) { + if (lunm_list[i].state != BFA_IOIM_LUN_MASK_ACTIVE) + free_index = i; + if ((lunm_list[i].lp_wwn == *pwwn) && + (lunm_list[i].rp_wwn == rpwwn) && + (scsilun_to_int((struct scsi_lun *)&lunm_list[i].lun) == + scsilun_to_int((struct scsi_lun *)&lun))) + return BFA_STATUS_ENTRY_EXISTS; + } + + if (free_index > MAX_LUN_MASK_CFG) + return BFA_STATUS_MAX_ENTRY_REACHED; + + if (rp) { + lunm_list[free_index].lp_tag = bfa_lps_get_tag_from_pid(bfa, + rp->rport_info.local_pid); + lunm_list[free_index].rp_tag = rp->rport_tag; + } else { + lunm_list[free_index].lp_tag = BFA_LP_TAG_INVALID; + lunm_list[free_index].rp_tag = BFA_RPORT_TAG_INVALID; + } + + lunm_list[free_index].lp_wwn = *pwwn; + lunm_list[free_index].rp_wwn = rpwwn; + lunm_list[free_index].lun = lun; + lunm_list[free_index].state = BFA_IOIM_LUN_MASK_ACTIVE; + + /* set for all luns in this rp */ + for (i = 0; i < MAX_LUN_MASK_CFG; i++) { + if ((lunm_list[i].lp_wwn == *pwwn) && + (lunm_list[i].rp_wwn == rpwwn)) + lunm_list[i].ua = BFA_IOIM_LM_UA_SET; + } + + return bfa_dconf_update(bfa); +} + +bfa_status_t +bfa_fcpim_lunmask_delete(struct bfa_s *bfa, u16 vf_id, wwn_t *pwwn, + wwn_t rpwwn, struct scsi_lun lun) +{ + struct bfa_lun_mask_s *lunm_list; + struct bfa_rport_s *rp = NULL; + struct bfa_fcs_lport_s *port = NULL; + struct bfa_fcs_rport_s *rp_fcs; + int i; + + /* in min cfg lunm_list could be NULL but no commands should run. */ + if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_MINCFG) + return BFA_STATUS_FAILED; + + bfa_trc(bfa, bfa_get_lun_mask_status(bfa)); + bfa_trc(bfa, *pwwn); + bfa_trc(bfa, rpwwn); + bfa_trc(bfa, scsilun_to_int((struct scsi_lun *)&lun)); + + if (*pwwn == 0) { + port = bfa_fcs_lookup_port( + &((struct bfad_s *)bfa->bfad)->bfa_fcs, + vf_id, *pwwn); + if (port) { + *pwwn = port->port_cfg.pwwn; + rp_fcs = bfa_fcs_lport_get_rport_by_pwwn(port, rpwwn); + rp = rp_fcs->bfa_rport; + } + } + + lunm_list = bfa_get_lun_mask_list(bfa); + for (i = 0; i < MAX_LUN_MASK_CFG; i++) { + if ((lunm_list[i].lp_wwn == *pwwn) && + (lunm_list[i].rp_wwn == rpwwn) && + (scsilun_to_int((struct scsi_lun *)&lunm_list[i].lun) == + scsilun_to_int((struct scsi_lun *)&lun))) { + lunm_list[i].lp_wwn = 0; + lunm_list[i].rp_wwn = 0; + int_to_scsilun(0, &lunm_list[i].lun); + lunm_list[i].state = BFA_IOIM_LUN_MASK_INACTIVE; + if (lunm_list[i].rp_tag != BFA_RPORT_TAG_INVALID) { + lunm_list[i].rp_tag = BFA_RPORT_TAG_INVALID; + lunm_list[i].lp_tag = BFA_LP_TAG_INVALID; + } + return bfa_dconf_update(bfa); + } + } + + /* set for all luns in this rp */ + for (i = 0; i < MAX_LUN_MASK_CFG; i++) { + if ((lunm_list[i].lp_wwn == *pwwn) && + (lunm_list[i].rp_wwn == rpwwn)) + lunm_list[i].ua = BFA_IOIM_LM_UA_SET; + } + + return BFA_STATUS_ENTRY_NOT_EXISTS; +} + +static void __bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete) { struct bfa_ioim_s *ioim = cbarg; @@ -2022,6 +2757,7 @@ __bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete) return; } + ioim->proc_rsp_data = bfa_ioim_lm_proc_rsp_data_dummy; bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_ABORTED, 0, 0, NULL, 0); } @@ -2037,6 +2773,7 @@ __bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete) return; } + ioim->proc_rsp_data = bfa_ioim_lm_proc_rsp_data_dummy; bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_PATHTOV, 0, 0, NULL, 0); } @@ -2051,6 +2788,7 @@ __bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete) return; } + ioim->proc_rsp_data = bfa_ioim_lm_proc_rsp_data_dummy; bfa_cb_ioim_abort(ioim->bfa->bfad, ioim->dio); } @@ -2189,12 +2927,12 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) */ switch (m->cmnd.iodir) { case FCP_IODIR_READ: - bfi_h2i_set(m->mh, BFI_MC_IOIM_READ, 0, bfa_lpuid(ioim->bfa)); + bfi_h2i_set(m->mh, BFI_MC_IOIM_READ, 0, bfa_fn_lpu(ioim->bfa)); bfa_stats(itnim, input_reqs); ioim->itnim->stats.rd_throughput += fcp_dl; break; case FCP_IODIR_WRITE: - bfi_h2i_set(m->mh, BFI_MC_IOIM_WRITE, 0, bfa_lpuid(ioim->bfa)); + bfi_h2i_set(m->mh, BFI_MC_IOIM_WRITE, 0, bfa_fn_lpu(ioim->bfa)); bfa_stats(itnim, output_reqs); ioim->itnim->stats.wr_throughput += fcp_dl; break; @@ -2202,16 +2940,16 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) bfa_stats(itnim, input_reqs); bfa_stats(itnim, output_reqs); default: - bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa)); + bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_fn_lpu(ioim->bfa)); } if (itnim->seq_rec || (scsi_bufflen(cmnd) & (sizeof(u32) - 1))) - bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa)); + bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_fn_lpu(ioim->bfa)); /* * queue I/O message to firmware */ - bfa_reqq_produce(ioim->bfa, ioim->reqq); + bfa_reqq_produce(ioim->bfa, ioim->reqq, m->mh); return BFA_TRUE; } @@ -2269,14 +3007,14 @@ bfa_ioim_send_abort(struct bfa_ioim_s *ioim) else msgop = BFI_IOIM_H2I_IOCLEANUP_REQ; - bfi_h2i_set(m->mh, BFI_MC_IOIM, msgop, bfa_lpuid(ioim->bfa)); + bfi_h2i_set(m->mh, BFI_MC_IOIM, msgop, bfa_fn_lpu(ioim->bfa)); m->io_tag = cpu_to_be16(ioim->iotag); m->abort_tag = ++ioim->abort_tag; /* * queue I/O message to firmware */ - bfa_reqq_produce(ioim->bfa, ioim->reqq); + bfa_reqq_produce(ioim->bfa, ioim->reqq, m->mh); return BFA_TRUE; } @@ -2360,46 +3098,32 @@ bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, bfa_boolean_t iotov) * Memory allocation and initialization. */ void -bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) +bfa_ioim_attach(struct bfa_fcpim_s *fcpim) { struct bfa_ioim_s *ioim; + struct bfa_fcp_mod_s *fcp = fcpim->fcp; struct bfa_ioim_sp_s *iosp; u16 i; - u8 *snsinfo; - u32 snsbufsz; /* * claim memory first */ - ioim = (struct bfa_ioim_s *) bfa_meminfo_kva(minfo); + ioim = (struct bfa_ioim_s *) bfa_mem_kva_curp(fcp); fcpim->ioim_arr = ioim; - bfa_meminfo_kva(minfo) = (u8 *) (ioim + fcpim->num_ioim_reqs); + bfa_mem_kva_curp(fcp) = (u8 *) (ioim + fcpim->fcp->num_ioim_reqs); - iosp = (struct bfa_ioim_sp_s *) bfa_meminfo_kva(minfo); + iosp = (struct bfa_ioim_sp_s *) bfa_mem_kva_curp(fcp); fcpim->ioim_sp_arr = iosp; - bfa_meminfo_kva(minfo) = (u8 *) (iosp + fcpim->num_ioim_reqs); - - /* - * Claim DMA memory for per IO sense data. - */ - snsbufsz = fcpim->num_ioim_reqs * BFI_IOIM_SNSLEN; - fcpim->snsbase.pa = bfa_meminfo_dma_phys(minfo); - bfa_meminfo_dma_phys(minfo) += snsbufsz; - - fcpim->snsbase.kva = bfa_meminfo_dma_virt(minfo); - bfa_meminfo_dma_virt(minfo) += snsbufsz; - snsinfo = fcpim->snsbase.kva; - bfa_iocfc_set_snsbase(fcpim->bfa, fcpim->snsbase.pa); + bfa_mem_kva_curp(fcp) = (u8 *) (iosp + fcpim->fcp->num_ioim_reqs); /* * Initialize ioim free queues */ - INIT_LIST_HEAD(&fcpim->ioim_free_q); INIT_LIST_HEAD(&fcpim->ioim_resfree_q); INIT_LIST_HEAD(&fcpim->ioim_comp_q); - for (i = 0; i < fcpim->num_ioim_reqs; - i++, ioim++, iosp++, snsinfo += BFI_IOIM_SNSLEN) { + for (i = 0; i < fcpim->fcp->num_ioim_reqs; + i++, ioim++, iosp++) { /* * initialize IOIM */ @@ -2408,22 +3132,20 @@ bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) ioim->bfa = fcpim->bfa; ioim->fcpim = fcpim; ioim->iosp = iosp; - iosp->snsinfo = snsinfo; + ioim->proc_rsp_data = bfa_ioim_lm_proc_rsp_data_dummy; INIT_LIST_HEAD(&ioim->sgpg_q); bfa_reqq_winit(&ioim->iosp->reqq_wait, bfa_ioim_qresume, ioim); bfa_sgpg_winit(&ioim->iosp->sgpg_wqe, bfa_ioim_sgpg_alloced, ioim); bfa_sm_set_state(ioim, bfa_ioim_sm_uninit); - - list_add_tail(&ioim->qe, &fcpim->ioim_free_q); } } void bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m; struct bfa_ioim_s *ioim; u16 iotag; @@ -2448,6 +3170,7 @@ bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) evt = BFA_IOIM_SM_DONE; else evt = BFA_IOIM_SM_COMP; + ioim->proc_rsp_data(ioim); break; case BFI_IOIM_STS_TIMEDOUT: @@ -2483,6 +3206,7 @@ bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) if (rsp->abort_tag != ioim->abort_tag) { bfa_trc(ioim->bfa, rsp->abort_tag); bfa_trc(ioim->bfa, ioim->abort_tag); + ioim->proc_rsp_data = bfa_ioim_lm_proc_rsp_data_dummy; return; } @@ -2501,13 +3225,14 @@ bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) WARN_ON(1); } + ioim->proc_rsp_data = bfa_ioim_lm_proc_rsp_data_dummy; bfa_sm_send_event(ioim, evt); } void bfa_ioim_good_comp_isr(struct bfa_s *bfa, struct bfi_msg_s *m) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m; struct bfa_ioim_s *ioim; u16 iotag; @@ -2518,7 +3243,16 @@ bfa_ioim_good_comp_isr(struct bfa_s *bfa, struct bfi_msg_s *m) WARN_ON(BFA_IOIM_TAG_2_ID(ioim->iotag) != iotag); bfa_ioim_cb_profile_comp(fcpim, ioim); - bfa_sm_send_event(ioim, BFA_IOIM_SM_COMP_GOOD); + + if (bfa_get_lun_mask_status(bfa) != BFA_LUNMASK_ENABLED) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_COMP_GOOD); + return; + } + + if (ioim->proc_rsp_data(ioim) == BFA_TRUE) + bfa_sm_send_event(ioim, BFA_IOIM_SM_COMP_GOOD); + else + bfa_sm_send_event(ioim, BFA_IOIM_SM_COMP); } /* @@ -2573,18 +3307,21 @@ struct bfa_ioim_s * bfa_ioim_alloc(struct bfa_s *bfa, struct bfad_ioim_s *dio, struct bfa_itnim_s *itnim, u16 nsges) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); struct bfa_ioim_s *ioim; + struct bfa_iotag_s *iotag = NULL; /* * alocate IOIM resource */ - bfa_q_deq(&fcpim->ioim_free_q, &ioim); - if (!ioim) { + bfa_q_deq(&fcpim->fcp->iotag_ioim_free_q, &iotag); + if (!iotag) { bfa_stats(itnim, no_iotags); return NULL; } + ioim = BFA_IOIM_FROM_TAG(fcpim, iotag->tag); + ioim->dio = dio; ioim->itnim = itnim; ioim->nsges = nsges; @@ -2601,7 +3338,8 @@ bfa_ioim_alloc(struct bfa_s *bfa, struct bfad_ioim_s *dio, void bfa_ioim_free(struct bfa_ioim_s *ioim) { - struct bfa_fcpim_mod_s *fcpim = ioim->fcpim; + struct bfa_fcpim_s *fcpim = ioim->fcpim; + struct bfa_iotag_s *iotag; if (ioim->nsgpgs > 0) bfa_sgpg_mfree(ioim->bfa, &ioim->sgpg_q, ioim->nsgpgs); @@ -2610,13 +3348,51 @@ bfa_ioim_free(struct bfa_ioim_s *ioim) fcpim->ios_active--; ioim->iotag &= BFA_IOIM_IOTAG_MASK; + + WARN_ON(!(ioim->iotag < + (fcpim->fcp->num_ioim_reqs + fcpim->fcp->num_fwtio_reqs))); + iotag = BFA_IOTAG_FROM_TAG(fcpim->fcp, ioim->iotag); + + if (ioim->iotag < fcpim->fcp->num_ioim_reqs) + list_add_tail(&iotag->qe, &fcpim->fcp->iotag_ioim_free_q); + else + list_add_tail(&iotag->qe, &fcpim->fcp->iotag_tio_free_q); + list_del(&ioim->qe); - list_add_tail(&ioim->qe, &fcpim->ioim_free_q); } void bfa_ioim_start(struct bfa_ioim_s *ioim) { + struct scsi_cmnd *cmnd = (struct scsi_cmnd *)ioim->dio; + struct bfa_lps_s *lps; + enum bfa_ioim_lm_status status; + struct scsi_lun scsilun; + + if (bfa_get_lun_mask_status(ioim->bfa) == BFA_LUNMASK_ENABLED) { + lps = BFA_IOIM_TO_LPS(ioim); + int_to_scsilun(cmnd->device->lun, &scsilun); + status = bfa_ioim_lm_check(ioim, lps, + ioim->itnim->rport, scsilun); + if (status == BFA_IOIM_LM_LUN_NOT_RDY) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_LM_LUN_NOT_RDY); + bfa_stats(ioim->itnim, lm_lun_not_rdy); + return; + } + + if (status == BFA_IOIM_LM_LUN_NOT_SUP) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_LM_LUN_NOT_SUP); + bfa_stats(ioim->itnim, lm_lun_not_sup); + return; + } + + if (status == BFA_IOIM_LM_RPL_DATA_CHANGED) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_LM_RPL_DC); + bfa_stats(ioim->itnim, lm_rpl_data_changed); + return; + } + } + bfa_ioim_cb_profile_start(ioim->fcpim, ioim); /* @@ -3021,7 +3797,7 @@ bfa_tskim_send(struct bfa_tskim_s *tskim) * build i/o request message next */ bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_TM_REQ, - bfa_lpuid(tskim->bfa)); + bfa_fn_lpu(tskim->bfa)); m->tsk_tag = cpu_to_be16(tskim->tsk_tag); m->itn_fhdl = tskim->itnim->rport->fw_handle; @@ -3032,7 +3808,7 @@ bfa_tskim_send(struct bfa_tskim_s *tskim) /* * queue I/O message to firmware */ - bfa_reqq_produce(tskim->bfa, itnim->reqq); + bfa_reqq_produce(tskim->bfa, itnim->reqq, m->mh); return BFA_TRUE; } @@ -3056,14 +3832,14 @@ bfa_tskim_send_abort(struct bfa_tskim_s *tskim) * build i/o request message next */ bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_ABORT_REQ, - bfa_lpuid(tskim->bfa)); + bfa_fn_lpu(tskim->bfa)); m->tsk_tag = cpu_to_be16(tskim->tsk_tag); /* * queue I/O message to firmware */ - bfa_reqq_produce(tskim->bfa, itnim->reqq); + bfa_reqq_produce(tskim->bfa, itnim->reqq, m->mh); return BFA_TRUE; } @@ -3129,14 +3905,16 @@ bfa_tskim_cleanup(struct bfa_tskim_s *tskim) * Memory allocation and initialization. */ void -bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) +bfa_tskim_attach(struct bfa_fcpim_s *fcpim) { struct bfa_tskim_s *tskim; + struct bfa_fcp_mod_s *fcp = fcpim->fcp; u16 i; INIT_LIST_HEAD(&fcpim->tskim_free_q); + INIT_LIST_HEAD(&fcpim->tskim_unused_q); - tskim = (struct bfa_tskim_s *) bfa_meminfo_kva(minfo); + tskim = (struct bfa_tskim_s *) bfa_mem_kva_curp(fcp); fcpim->tskim_arr = tskim; for (i = 0; i < fcpim->num_tskim_reqs; i++, tskim++) { @@ -3155,13 +3933,13 @@ bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) list_add_tail(&tskim->qe, &fcpim->tskim_free_q); } - bfa_meminfo_kva(minfo) = (u8 *) tskim; + bfa_mem_kva_curp(fcp) = (u8 *) tskim; } void bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); struct bfi_tskim_rsp_s *rsp = (struct bfi_tskim_rsp_s *) m; struct bfa_tskim_s *tskim; u16 tsk_tag = be16_to_cpu(rsp->tsk_tag); @@ -3188,7 +3966,7 @@ bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) struct bfa_tskim_s * bfa_tskim_alloc(struct bfa_s *bfa, struct bfad_tskim_s *dtsk) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); struct bfa_tskim_s *tskim; bfa_q_deq(&fcpim->tskim_free_q, &tskim); @@ -3233,3 +4011,221 @@ bfa_tskim_start(struct bfa_tskim_s *tskim, struct bfa_itnim_s *itnim, list_add_tail(&tskim->qe, &itnim->tsk_q); bfa_sm_send_event(tskim, BFA_TSKIM_SM_START); } + +void +bfa_tskim_res_recfg(struct bfa_s *bfa, u16 num_tskim_fw) +{ + struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); + struct list_head *qe; + int i; + + for (i = 0; i < (fcpim->num_tskim_reqs - num_tskim_fw); i++) { + bfa_q_deq_tail(&fcpim->tskim_free_q, &qe); + list_add_tail(qe, &fcpim->tskim_unused_q); + } +} + +/* BFA FCP module - parent module for fcpim */ + +BFA_MODULE(fcp); + +static void +bfa_fcp_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo, + struct bfa_s *bfa) +{ + struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa); + struct bfa_mem_kva_s *fcp_kva = BFA_MEM_FCP_KVA(bfa); + struct bfa_mem_dma_s *seg_ptr; + u16 nsegs, idx, per_seg_ios, num_io_req; + u32 km_len = 0; + + /* + * ZERO for num_ioim_reqs and num_fwtio_reqs is allowed config value. + * So if the values are non zero, adjust them appropriately. + */ + if (cfg->fwcfg.num_ioim_reqs && + cfg->fwcfg.num_ioim_reqs < BFA_IOIM_MIN) + cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MIN; + else if (cfg->fwcfg.num_ioim_reqs > BFA_IOIM_MAX) + cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MAX; + + if (cfg->fwcfg.num_fwtio_reqs > BFA_FWTIO_MAX) + cfg->fwcfg.num_fwtio_reqs = BFA_FWTIO_MAX; + + num_io_req = (cfg->fwcfg.num_ioim_reqs + cfg->fwcfg.num_fwtio_reqs); + if (num_io_req > BFA_IO_MAX) { + if (cfg->fwcfg.num_ioim_reqs && cfg->fwcfg.num_fwtio_reqs) { + cfg->fwcfg.num_ioim_reqs = BFA_IO_MAX/2; + cfg->fwcfg.num_fwtio_reqs = BFA_IO_MAX/2; + } else if (cfg->fwcfg.num_fwtio_reqs) + cfg->fwcfg.num_fwtio_reqs = BFA_FWTIO_MAX; + else + cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MAX; + } + + bfa_fcpim_meminfo(cfg, &km_len); + + num_io_req = (cfg->fwcfg.num_ioim_reqs + cfg->fwcfg.num_fwtio_reqs); + km_len += num_io_req * sizeof(struct bfa_iotag_s); + km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_itn_s); + + /* dma memory */ + nsegs = BFI_MEM_DMA_NSEGS(num_io_req, BFI_IOIM_SNSLEN); + per_seg_ios = BFI_MEM_NREQS_SEG(BFI_IOIM_SNSLEN); + + bfa_mem_dma_seg_iter(fcp, seg_ptr, nsegs, idx) { + if (num_io_req >= per_seg_ios) { + num_io_req -= per_seg_ios; + bfa_mem_dma_setup(minfo, seg_ptr, + per_seg_ios * BFI_IOIM_SNSLEN); + } else + bfa_mem_dma_setup(minfo, seg_ptr, + num_io_req * BFI_IOIM_SNSLEN); + } + + /* kva memory */ + bfa_mem_kva_setup(minfo, fcp_kva, km_len); +} + +static void +bfa_fcp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_pcidev_s *pcidev) +{ + struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa); + struct bfa_mem_dma_s *seg_ptr; + u16 idx, nsegs, num_io_req; + + fcp->num_ioim_reqs = cfg->fwcfg.num_ioim_reqs; + fcp->num_fwtio_reqs = cfg->fwcfg.num_fwtio_reqs; + fcp->num_itns = cfg->fwcfg.num_rports; + fcp->bfa = bfa; + + /* + * Setup the pool of snsbase addr's, that is passed to fw as + * part of bfi_iocfc_cfg_s. + */ + num_io_req = (cfg->fwcfg.num_ioim_reqs + cfg->fwcfg.num_fwtio_reqs); + nsegs = BFI_MEM_DMA_NSEGS(num_io_req, BFI_IOIM_SNSLEN); + + bfa_mem_dma_seg_iter(fcp, seg_ptr, nsegs, idx) { + + if (!bfa_mem_dma_virt(seg_ptr)) + break; + + fcp->snsbase[idx].pa = bfa_mem_dma_phys(seg_ptr); + fcp->snsbase[idx].kva = bfa_mem_dma_virt(seg_ptr); + bfa_iocfc_set_snsbase(bfa, idx, fcp->snsbase[idx].pa); + } + + bfa_fcpim_attach(fcp, bfad, cfg, pcidev); + + bfa_iotag_attach(fcp); + + fcp->itn_arr = (struct bfa_itn_s *) bfa_mem_kva_curp(fcp); + bfa_mem_kva_curp(fcp) = (u8 *)fcp->itn_arr + + (fcp->num_itns * sizeof(struct bfa_itn_s)); + memset(fcp->itn_arr, 0, + (fcp->num_itns * sizeof(struct bfa_itn_s))); +} + +static void +bfa_fcp_detach(struct bfa_s *bfa) +{ +} + +static void +bfa_fcp_start(struct bfa_s *bfa) +{ + struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa); + + /* + * bfa_init() with flash read is complete. now invalidate the stale + * content of lun mask like unit attention, rp tag and lp tag. + */ + bfa_ioim_lm_init(fcp->bfa); +} + +static void +bfa_fcp_stop(struct bfa_s *bfa) +{ +} + +static void +bfa_fcp_iocdisable(struct bfa_s *bfa) +{ + struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa); + + /* Enqueue unused ioim resources to free_q */ + list_splice_tail_init(&fcp->iotag_unused_q, &fcp->iotag_ioim_free_q); + + bfa_fcpim_iocdisable(fcp); +} + +void +bfa_fcp_res_recfg(struct bfa_s *bfa, u16 num_ioim_fw) +{ + struct bfa_fcp_mod_s *mod = BFA_FCP_MOD(bfa); + struct list_head *qe; + int i; + + for (i = 0; i < (mod->num_ioim_reqs - num_ioim_fw); i++) { + bfa_q_deq_tail(&mod->iotag_ioim_free_q, &qe); + list_add_tail(qe, &mod->iotag_unused_q); + } +} + +void +bfa_itn_create(struct bfa_s *bfa, struct bfa_rport_s *rport, + void (*isr)(struct bfa_s *bfa, struct bfi_msg_s *m)) +{ + struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa); + struct bfa_itn_s *itn; + + itn = BFA_ITN_FROM_TAG(fcp, rport->rport_tag); + itn->isr = isr; +} + +/* + * Itn interrupt processing. + */ +void +bfa_itn_isr(struct bfa_s *bfa, struct bfi_msg_s *m) +{ + struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa); + union bfi_itn_i2h_msg_u msg; + struct bfa_itn_s *itn; + + msg.msg = m; + itn = BFA_ITN_FROM_TAG(fcp, msg.create_rsp->bfa_handle); + + if (itn->isr) + itn->isr(bfa, m); + else + WARN_ON(1); +} + +void +bfa_iotag_attach(struct bfa_fcp_mod_s *fcp) +{ + struct bfa_iotag_s *iotag; + u16 num_io_req, i; + + iotag = (struct bfa_iotag_s *) bfa_mem_kva_curp(fcp); + fcp->iotag_arr = iotag; + + INIT_LIST_HEAD(&fcp->iotag_ioim_free_q); + INIT_LIST_HEAD(&fcp->iotag_tio_free_q); + INIT_LIST_HEAD(&fcp->iotag_unused_q); + + num_io_req = fcp->num_ioim_reqs + fcp->num_fwtio_reqs; + for (i = 0; i < num_io_req; i++, iotag++) { + memset(iotag, 0, sizeof(struct bfa_iotag_s)); + iotag->tag = i; + if (i < fcp->num_ioim_reqs) + list_add_tail(&iotag->qe, &fcp->iotag_ioim_free_q); + else + list_add_tail(&iotag->qe, &fcp->iotag_tio_free_q); + } + + bfa_mem_kva_curp(fcp) = (u8 *) iotag; +} |