diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_fcpim.c')
| -rw-r--r-- | drivers/scsi/bfa/bfa_fcpim.c | 478 |
1 files changed, 371 insertions, 107 deletions
diff --git a/drivers/scsi/bfa/bfa_fcpim.c b/drivers/scsi/bfa/bfa_fcpim.c index c0353cdca929..a4e7951c6063 100644 --- a/drivers/scsi/bfa/bfa_fcpim.c +++ b/drivers/scsi/bfa/bfa_fcpim.c @@ -19,7 +19,6 @@ #include "bfa_modules.h" BFA_TRC_FILE(HAL, FCPIM); -BFA_MODULE(fcpim); /* * BFA ITNIM Related definitions @@ -287,24 +286,16 @@ 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 +306,41 @@ 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); -} - -static void -bfa_fcpim_detach(struct bfa_s *bfa) -{ -} - -static void -bfa_fcpim_start(struct bfa_s *bfa) -{ + bfa_itnim_attach(fcpim); + bfa_tskim_attach(fcpim); + bfa_ioim_attach(fcpim); } static void -bfa_fcpim_stop(struct bfa_s *bfa) +bfa_fcpim_iocdisable(struct bfa_fcp_mod_s *fcp) { -} - -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 +350,7 @@ 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 +360,87 @@ 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_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; +} + 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 +1042,7 @@ 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 +1051,16 @@ 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 +1082,7 @@ 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 +1095,7 @@ 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 +1108,8 @@ 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 +1119,14 @@ 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 +1137,15 @@ 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 +1276,7 @@ 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 +1302,8 @@ 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 +1311,7 @@ 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 +1319,7 @@ 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 +1327,7 @@ 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 +1347,11 @@ 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); @@ -1991,7 +2045,8 @@ __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); } /* @@ -2189,12 +2244,12 @@ 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 +2257,16 @@ 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 +2324,14 @@ 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 +2415,32 @@ 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 +2449,19 @@ 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; 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; @@ -2507,7 +2545,7 @@ bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) 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; @@ -2573,18 +2611,21 @@ 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 +2642,8 @@ 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); @@ -2610,8 +2652,17 @@ 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 @@ -3021,7 +3072,7 @@ 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 +3083,7 @@ 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 +3107,14 @@ 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 +3180,16 @@ 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 +3208,13 @@ 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 +3241,7 @@ 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 +3286,214 @@ 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) +{ +} + +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; +} |