| // SPDX-License-Identifier: GPL-2.0-only | |
| /* | |
| * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. | |
| * Copyright (c) 2014- QLogic Corporation. | |
| * All rights reserved | |
| * www.qlogic.com | |
| * | |
| * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter. | |
| */ | |
| /* | |
| * fcbuild.c - FC link service frame building and parsing routines | |
| */ | |
| #include "bfad_drv.h" | |
| #include "bfa_fcbuild.h" | |
| /* | |
| * static build functions | |
| */ | |
| static void fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, | |
| __be16 ox_id); | |
| static void fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, | |
| __be16 ox_id); | |
| static struct fchs_s fc_els_req_tmpl; | |
| static struct fchs_s fc_els_rsp_tmpl; | |
| static struct fchs_s fc_bls_req_tmpl; | |
| static struct fchs_s fc_bls_rsp_tmpl; | |
| static struct fc_ba_acc_s ba_acc_tmpl; | |
| static struct fc_logi_s plogi_tmpl; | |
| static struct fc_prli_s prli_tmpl; | |
| static struct fc_rrq_s rrq_tmpl; | |
| static struct fchs_s fcp_fchs_tmpl; | |
| void | |
| fcbuild_init(void) | |
| { | |
| /* | |
| * fc_els_req_tmpl | |
| */ | |
| fc_els_req_tmpl.routing = FC_RTG_EXT_LINK; | |
| fc_els_req_tmpl.cat_info = FC_CAT_LD_REQUEST; | |
| fc_els_req_tmpl.type = FC_TYPE_ELS; | |
| fc_els_req_tmpl.f_ctl = | |
| bfa_hton3b(FCTL_SEQ_INI | FCTL_FS_EXCH | FCTL_END_SEQ | | |
| FCTL_SI_XFER); | |
| fc_els_req_tmpl.rx_id = FC_RXID_ANY; | |
| /* | |
| * fc_els_rsp_tmpl | |
| */ | |
| fc_els_rsp_tmpl.routing = FC_RTG_EXT_LINK; | |
| fc_els_rsp_tmpl.cat_info = FC_CAT_LD_REPLY; | |
| fc_els_rsp_tmpl.type = FC_TYPE_ELS; | |
| fc_els_rsp_tmpl.f_ctl = | |
| bfa_hton3b(FCTL_EC_RESP | FCTL_SEQ_INI | FCTL_LS_EXCH | | |
| FCTL_END_SEQ | FCTL_SI_XFER); | |
| fc_els_rsp_tmpl.rx_id = FC_RXID_ANY; | |
| /* | |
| * fc_bls_req_tmpl | |
| */ | |
| fc_bls_req_tmpl.routing = FC_RTG_BASIC_LINK; | |
| fc_bls_req_tmpl.type = FC_TYPE_BLS; | |
| fc_bls_req_tmpl.f_ctl = bfa_hton3b(FCTL_END_SEQ | FCTL_SI_XFER); | |
| fc_bls_req_tmpl.rx_id = FC_RXID_ANY; | |
| /* | |
| * fc_bls_rsp_tmpl | |
| */ | |
| fc_bls_rsp_tmpl.routing = FC_RTG_BASIC_LINK; | |
| fc_bls_rsp_tmpl.cat_info = FC_CAT_BA_ACC; | |
| fc_bls_rsp_tmpl.type = FC_TYPE_BLS; | |
| fc_bls_rsp_tmpl.f_ctl = | |
| bfa_hton3b(FCTL_EC_RESP | FCTL_SEQ_INI | FCTL_LS_EXCH | | |
| FCTL_END_SEQ | FCTL_SI_XFER); | |
| fc_bls_rsp_tmpl.rx_id = FC_RXID_ANY; | |
| /* | |
| * ba_acc_tmpl | |
| */ | |
| ba_acc_tmpl.seq_id_valid = 0; | |
| ba_acc_tmpl.low_seq_cnt = 0; | |
| ba_acc_tmpl.high_seq_cnt = 0xFFFF; | |
| /* | |
| * plogi_tmpl | |
| */ | |
| plogi_tmpl.csp.verhi = FC_PH_VER_PH_3; | |
| plogi_tmpl.csp.verlo = FC_PH_VER_4_3; | |
| plogi_tmpl.csp.ciro = 0x1; | |
| plogi_tmpl.csp.cisc = 0x0; | |
| plogi_tmpl.csp.altbbcred = 0x0; | |
| plogi_tmpl.csp.conseq = cpu_to_be16(0x00FF); | |
| plogi_tmpl.csp.ro_bitmap = cpu_to_be16(0x0002); | |
| plogi_tmpl.csp.e_d_tov = cpu_to_be32(2000); | |
| plogi_tmpl.class3.class_valid = 1; | |
| plogi_tmpl.class3.sequential = 1; | |
| plogi_tmpl.class3.conseq = 0xFF; | |
| plogi_tmpl.class3.ospx = 1; | |
| /* | |
| * prli_tmpl | |
| */ | |
| prli_tmpl.command = FC_ELS_PRLI; | |
| prli_tmpl.pglen = 0x10; | |
| prli_tmpl.pagebytes = cpu_to_be16(0x0014); | |
| prli_tmpl.parampage.type = FC_TYPE_FCP; | |
| prli_tmpl.parampage.imagepair = 1; | |
| prli_tmpl.parampage.servparams.rxrdisab = 1; | |
| /* | |
| * rrq_tmpl | |
| */ | |
| rrq_tmpl.els_cmd.els_code = FC_ELS_RRQ; | |
| /* | |
| * fcp_struct fchs_s mpl | |
| */ | |
| fcp_fchs_tmpl.routing = FC_RTG_FC4_DEV_DATA; | |
| fcp_fchs_tmpl.cat_info = FC_CAT_UNSOLICIT_CMD; | |
| fcp_fchs_tmpl.type = FC_TYPE_FCP; | |
| fcp_fchs_tmpl.f_ctl = | |
| bfa_hton3b(FCTL_FS_EXCH | FCTL_END_SEQ | FCTL_SI_XFER); | |
| fcp_fchs_tmpl.seq_id = 1; | |
| fcp_fchs_tmpl.rx_id = FC_RXID_ANY; | |
| } | |
| static void | |
| fc_gs_fchdr_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u32 ox_id) | |
| { | |
| memset(fchs, 0, sizeof(struct fchs_s)); | |
| fchs->routing = FC_RTG_FC4_DEV_DATA; | |
| fchs->cat_info = FC_CAT_UNSOLICIT_CTRL; | |
| fchs->type = FC_TYPE_SERVICES; | |
| fchs->f_ctl = | |
| bfa_hton3b(FCTL_SEQ_INI | FCTL_FS_EXCH | FCTL_END_SEQ | | |
| FCTL_SI_XFER); | |
| fchs->rx_id = FC_RXID_ANY; | |
| fchs->d_id = (d_id); | |
| fchs->s_id = (s_id); | |
| fchs->ox_id = cpu_to_be16(ox_id); | |
| /* | |
| * @todo no need to set ox_id for request | |
| * no need to set rx_id for response | |
| */ | |
| } | |
| static void | |
| fc_gsresp_fchdr_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id) | |
| { | |
| memset(fchs, 0, sizeof(struct fchs_s)); | |
| fchs->routing = FC_RTG_FC4_DEV_DATA; | |
| fchs->cat_info = FC_CAT_SOLICIT_CTRL; | |
| fchs->type = FC_TYPE_SERVICES; | |
| fchs->f_ctl = | |
| bfa_hton3b(FCTL_EC_RESP | FCTL_SEQ_INI | FCTL_LS_EXCH | | |
| FCTL_END_SEQ | FCTL_SI_XFER); | |
| fchs->d_id = d_id; | |
| fchs->s_id = s_id; | |
| fchs->ox_id = ox_id; | |
| } | |
| void | |
| fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id, __be16 ox_id) | |
| { | |
| memcpy(fchs, &fc_els_req_tmpl, sizeof(struct fchs_s)); | |
| fchs->d_id = (d_id); | |
| fchs->s_id = (s_id); | |
| fchs->ox_id = cpu_to_be16(ox_id); | |
| } | |
| static void | |
| fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, __be16 ox_id) | |
| { | |
| memcpy(fchs, &fc_els_rsp_tmpl, sizeof(struct fchs_s)); | |
| fchs->d_id = d_id; | |
| fchs->s_id = s_id; | |
| fchs->ox_id = ox_id; | |
| } | |
| static void | |
| fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, __be16 ox_id) | |
| { | |
| memcpy(fchs, &fc_bls_rsp_tmpl, sizeof(struct fchs_s)); | |
| fchs->d_id = d_id; | |
| fchs->s_id = s_id; | |
| fchs->ox_id = ox_id; | |
| } | |
| static u16 | |
| fc_plogi_x_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, | |
| __be16 ox_id, wwn_t port_name, wwn_t node_name, | |
| u16 pdu_size, u16 bb_cr, u8 els_code) | |
| { | |
| struct fc_logi_s *plogi = (struct fc_logi_s *) (pld); | |
| memcpy(plogi, &plogi_tmpl, sizeof(struct fc_logi_s)); | |
| /* For FC AL bb_cr is 0 and altbbcred is 1 */ | |
| if (!bb_cr) | |
| plogi->csp.altbbcred = 1; | |
| plogi->els_cmd.els_code = els_code; | |
| if (els_code == FC_ELS_PLOGI) | |
| fc_els_req_build(fchs, d_id, s_id, ox_id); | |
| else | |
| fc_els_rsp_build(fchs, d_id, s_id, ox_id); | |
| plogi->csp.rxsz = plogi->class3.rxsz = cpu_to_be16(pdu_size); | |
| plogi->csp.bbcred = cpu_to_be16(bb_cr); | |
| memcpy(&plogi->port_name, &port_name, sizeof(wwn_t)); | |
| memcpy(&plogi->node_name, &node_name, sizeof(wwn_t)); | |
| return sizeof(struct fc_logi_s); | |
| } | |
| u16 | |
| fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id, | |
| __be16 ox_id, wwn_t port_name, wwn_t node_name, | |
| u16 pdu_size, u16 local_bb_credits, u8 bb_scn) | |
| { | |
| u32 d_id = 0; | |
| u16 bbscn_rxsz = (bb_scn << 12) | pdu_size; | |
| memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s)); | |
| fc_els_rsp_build(fchs, d_id, s_id, ox_id); | |
| flogi->els_cmd.els_code = FC_ELS_ACC; | |
| flogi->class3.rxsz = cpu_to_be16(pdu_size); | |
| flogi->csp.rxsz = cpu_to_be16(bbscn_rxsz); /* bb_scn/rxsz */ | |
| flogi->port_name = port_name; | |
| flogi->node_name = node_name; | |
| flogi->csp.bbcred = cpu_to_be16(local_bb_credits); | |
| return sizeof(struct fc_logi_s); | |
| } | |
| u16 | |
| fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, | |
| u16 ox_id, wwn_t port_name, wwn_t node_name, | |
| u16 pdu_size, u16 bb_cr) | |
| { | |
| return fc_plogi_x_build(fchs, pld, d_id, s_id, ox_id, port_name, | |
| node_name, pdu_size, bb_cr, FC_ELS_PLOGI); | |
| } | |
| u16 | |
| fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, | |
| u16 ox_id, wwn_t port_name, wwn_t node_name, | |
| u16 pdu_size, u16 bb_cr) | |
| { | |
| return fc_plogi_x_build(fchs, pld, d_id, s_id, ox_id, port_name, | |
| node_name, pdu_size, bb_cr, FC_ELS_ACC); | |
| } | |
| enum fc_parse_status | |
| fc_plogi_parse(struct fchs_s *fchs) | |
| { | |
| struct fc_logi_s *plogi = (struct fc_logi_s *) (fchs + 1); | |
| if (plogi->class3.class_valid != 1) | |
| return FC_PARSE_FAILURE; | |
| if ((be16_to_cpu(plogi->class3.rxsz) < FC_MIN_PDUSZ) | |
| || (be16_to_cpu(plogi->class3.rxsz) > FC_MAX_PDUSZ) | |
| || (plogi->class3.rxsz == 0)) | |
| return FC_PARSE_FAILURE; | |
| return FC_PARSE_OK; | |
| } | |
| u16 | |
| fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, | |
| u16 ox_id) | |
| { | |
| struct fc_prli_s *prli = (struct fc_prli_s *) (pld); | |
| fc_els_req_build(fchs, d_id, s_id, ox_id); | |
| memcpy(prli, &prli_tmpl, sizeof(struct fc_prli_s)); | |
| prli->command = FC_ELS_PRLI; | |
| prli->parampage.servparams.initiator = 1; | |
| prli->parampage.servparams.retry = 1; | |
| prli->parampage.servparams.rec_support = 1; | |
| prli->parampage.servparams.task_retry_id = 0; | |
| prli->parampage.servparams.confirm = 1; | |
| return sizeof(struct fc_prli_s); | |
| } | |
| u16 | |
| fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, | |
| __be16 ox_id, enum bfa_lport_role role) | |
| { | |
| struct fc_prli_s *prli = (struct fc_prli_s *) (pld); | |
| fc_els_rsp_build(fchs, d_id, s_id, ox_id); | |
| memcpy(prli, &prli_tmpl, sizeof(struct fc_prli_s)); | |
| prli->command = FC_ELS_ACC; | |
| prli->parampage.servparams.initiator = 1; | |
| prli->parampage.rspcode = FC_PRLI_ACC_XQTD; | |
| return sizeof(struct fc_prli_s); | |
| } | |
| enum fc_parse_status | |
| fc_prli_rsp_parse(struct fc_prli_s *prli, int len) | |
| { | |
| if (len < sizeof(struct fc_prli_s)) | |
| return FC_PARSE_FAILURE; | |
| if (prli->command != FC_ELS_ACC) | |
| return FC_PARSE_FAILURE; | |
| if ((prli->parampage.rspcode != FC_PRLI_ACC_XQTD) | |
| && (prli->parampage.rspcode != FC_PRLI_ACC_PREDEF_IMG)) | |
| return FC_PARSE_FAILURE; | |
| if (prli->parampage.servparams.target != 1) | |
| return FC_PARSE_FAILURE; | |
| return FC_PARSE_OK; | |
| } | |
| u16 | |
| fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo, u32 d_id, u32 s_id, | |
| u16 ox_id, wwn_t port_name) | |
| { | |
| fc_els_req_build(fchs, d_id, s_id, ox_id); | |
| memset(logo, '\0', sizeof(struct fc_logo_s)); | |
| logo->els_cmd.els_code = FC_ELS_LOGO; | |
| logo->nport_id = (s_id); | |
| logo->orig_port_name = port_name; | |
| return sizeof(struct fc_logo_s); | |
| } | |
| static u16 | |
| fc_adisc_x_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id, | |
| u32 s_id, __be16 ox_id, wwn_t port_name, | |
| wwn_t node_name, u8 els_code) | |
| { | |
| memset(adisc, '\0', sizeof(struct fc_adisc_s)); | |
| adisc->els_cmd.els_code = els_code; | |
| if (els_code == FC_ELS_ADISC) | |
| fc_els_req_build(fchs, d_id, s_id, ox_id); | |
| else | |
| fc_els_rsp_build(fchs, d_id, s_id, ox_id); | |
| adisc->orig_HA = 0; | |
| adisc->orig_port_name = port_name; | |
| adisc->orig_node_name = node_name; | |
| adisc->nport_id = (s_id); | |
| return sizeof(struct fc_adisc_s); | |
| } | |
| u16 | |
| fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id, | |
| u32 s_id, __be16 ox_id, wwn_t port_name, wwn_t node_name) | |
| { | |
| return fc_adisc_x_build(fchs, adisc, d_id, s_id, ox_id, port_name, | |
| node_name, FC_ELS_ADISC); | |
| } | |
| u16 | |
| fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id, | |
| u32 s_id, __be16 ox_id, wwn_t port_name, | |
| wwn_t node_name) | |
| { | |
| return fc_adisc_x_build(fchs, adisc, d_id, s_id, ox_id, port_name, | |
| node_name, FC_ELS_ACC); | |
| } | |
| enum fc_parse_status | |
| fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len, wwn_t port_name, | |
| wwn_t node_name) | |
| { | |
| if (len < sizeof(struct fc_adisc_s)) | |
| return FC_PARSE_FAILURE; | |
| if (adisc->els_cmd.els_code != FC_ELS_ACC) | |
| return FC_PARSE_FAILURE; | |
| if (!wwn_is_equal(adisc->orig_port_name, port_name)) | |
| return FC_PARSE_FAILURE; | |
| return FC_PARSE_OK; | |
| } | |
| u16 | |
| fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, | |
| __be16 ox_id) | |
| { | |
| struct fc_els_cmd_s *acc = pld; | |
| fc_els_rsp_build(fchs, d_id, s_id, ox_id); | |
| memset(acc, 0, sizeof(struct fc_els_cmd_s)); | |
| acc->els_code = FC_ELS_ACC; | |
| return sizeof(struct fc_els_cmd_s); | |
| } | |
| u16 | |
| fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt, u32 d_id, | |
| u32 s_id, __be16 ox_id, u8 reason_code, | |
| u8 reason_code_expl) | |
| { | |
| fc_els_rsp_build(fchs, d_id, s_id, ox_id); | |
| memset(ls_rjt, 0, sizeof(struct fc_ls_rjt_s)); | |
| ls_rjt->els_cmd.els_code = FC_ELS_LS_RJT; | |
| ls_rjt->reason_code = reason_code; | |
| ls_rjt->reason_code_expl = reason_code_expl; | |
| ls_rjt->vendor_unique = 0x00; | |
| return sizeof(struct fc_ls_rjt_s); | |
| } | |
| u16 | |
| fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc, u32 d_id, | |
| u32 s_id, __be16 ox_id, u16 rx_id) | |
| { | |
| fc_bls_rsp_build(fchs, d_id, s_id, ox_id); | |
| memcpy(ba_acc, &ba_acc_tmpl, sizeof(struct fc_ba_acc_s)); | |
| fchs->rx_id = rx_id; | |
| ba_acc->ox_id = fchs->ox_id; | |
| ba_acc->rx_id = fchs->rx_id; | |
| return sizeof(struct fc_ba_acc_s); | |
| } | |
| u16 | |
| fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd, u32 d_id, | |
| u32 s_id, __be16 ox_id) | |
| { | |
| fc_els_rsp_build(fchs, d_id, s_id, ox_id); | |
| memset(els_cmd, 0, sizeof(struct fc_els_cmd_s)); | |
| els_cmd->els_code = FC_ELS_ACC; | |
| return sizeof(struct fc_els_cmd_s); | |
| } | |
| int | |
| fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code) | |
| { | |
| int num_pages = 0; | |
| struct fc_prlo_s *prlo; | |
| struct fc_tprlo_s *tprlo; | |
| if (els_code == FC_ELS_PRLO) { | |
| prlo = (struct fc_prlo_s *) (fc_frame + 1); | |
| num_pages = (be16_to_cpu(prlo->payload_len) - 4) / 16; | |
| } else { | |
| tprlo = (struct fc_tprlo_s *) (fc_frame + 1); | |
| num_pages = (be16_to_cpu(tprlo->payload_len) - 4) / 16; | |
| } | |
| return num_pages; | |
| } | |
| u16 | |
| fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc, u32 d_id, | |
| u32 s_id, __be16 ox_id, int num_pages) | |
| { | |
| int page; | |
| fc_els_rsp_build(fchs, d_id, s_id, ox_id); | |
| memset(prlo_acc, 0, (num_pages * 16) + 4); | |
| prlo_acc->command = FC_ELS_ACC; | |
| prlo_acc->page_len = 0x10; | |
| prlo_acc->payload_len = cpu_to_be16((num_pages * 16) + 4); | |
| for (page = 0; page < num_pages; page++) { | |
| prlo_acc->prlo_acc_params[page].opa_valid = 0; | |
| prlo_acc->prlo_acc_params[page].rpa_valid = 0; | |
| prlo_acc->prlo_acc_params[page].fc4type_csp = FC_TYPE_FCP; | |
| prlo_acc->prlo_acc_params[page].orig_process_assc = 0; | |
| prlo_acc->prlo_acc_params[page].resp_process_assc = 0; | |
| } | |
| return be16_to_cpu(prlo_acc->payload_len); | |
| } | |
| u16 | |
| fc_rnid_acc_build(struct fchs_s *fchs, struct fc_rnid_acc_s *rnid_acc, u32 d_id, | |
| u32 s_id, __be16 ox_id, u32 data_format, | |
| struct fc_rnid_common_id_data_s *common_id_data, | |
| struct fc_rnid_general_topology_data_s *gen_topo_data) | |
| { | |
| memset(rnid_acc, 0, sizeof(struct fc_rnid_acc_s)); | |
| fc_els_rsp_build(fchs, d_id, s_id, ox_id); | |
| rnid_acc->els_cmd.els_code = FC_ELS_ACC; | |
| rnid_acc->node_id_data_format = data_format; | |
| rnid_acc->common_id_data_length = | |
| sizeof(struct fc_rnid_common_id_data_s); | |
| rnid_acc->common_id_data = *common_id_data; | |
| if (data_format == RNID_NODEID_DATA_FORMAT_DISCOVERY) { | |
| rnid_acc->specific_id_data_length = | |
| sizeof(struct fc_rnid_general_topology_data_s); | |
| rnid_acc->gen_topology_data = *gen_topo_data; | |
| return sizeof(struct fc_rnid_acc_s); | |
| } else { | |
| return sizeof(struct fc_rnid_acc_s) - | |
| sizeof(struct fc_rnid_general_topology_data_s); | |
| } | |
| } | |
| u16 | |
| fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rpsc2, u32 d_id, | |
| u32 s_id, u32 *pid_list, u16 npids) | |
| { | |
| u32 dctlr_id = FC_DOMAIN_CTRLR(bfa_hton3b(d_id)); | |
| int i = 0; | |
| fc_els_req_build(fchs, bfa_hton3b(dctlr_id), s_id, 0); | |
| memset(rpsc2, 0, sizeof(struct fc_rpsc2_cmd_s)); | |
| rpsc2->els_cmd.els_code = FC_ELS_RPSC; | |
| rpsc2->token = cpu_to_be32(FC_BRCD_TOKEN); | |
| rpsc2->num_pids = cpu_to_be16(npids); | |
| for (i = 0; i < npids; i++) | |
| rpsc2->pid_list[i].pid = pid_list[i]; | |
| return sizeof(struct fc_rpsc2_cmd_s) + ((npids - 1) * (sizeof(u32))); | |
| } | |
| u16 | |
| fc_rpsc_acc_build(struct fchs_s *fchs, struct fc_rpsc_acc_s *rpsc_acc, | |
| u32 d_id, u32 s_id, __be16 ox_id, | |
| struct fc_rpsc_speed_info_s *oper_speed) | |
| { | |
| memset(rpsc_acc, 0, sizeof(struct fc_rpsc_acc_s)); | |
| fc_els_rsp_build(fchs, d_id, s_id, ox_id); | |
| rpsc_acc->command = FC_ELS_ACC; | |
| rpsc_acc->num_entries = cpu_to_be16(1); | |
| rpsc_acc->speed_info[0].port_speed_cap = | |
| cpu_to_be16(oper_speed->port_speed_cap); | |
| rpsc_acc->speed_info[0].port_op_speed = | |
| cpu_to_be16(oper_speed->port_op_speed); | |
| return sizeof(struct fc_rpsc_acc_s); | |
| } | |
| static void | |
| fc_gs_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code) | |
| { | |
| memset(cthdr, 0, sizeof(struct ct_hdr_s)); | |
| cthdr->rev_id = CT_GS3_REVISION; | |
| cthdr->gs_type = CT_GSTYPE_DIRSERVICE; | |
| cthdr->gs_sub_type = CT_GSSUBTYPE_NAMESERVER; | |
| cthdr->cmd_rsp_code = cpu_to_be16(cmd_code); | |
| } | |
| static void | |
| fc_gs_fdmi_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code) | |
| { | |
| memset(cthdr, 0, sizeof(struct ct_hdr_s)); | |
| cthdr->rev_id = CT_GS3_REVISION; | |
| cthdr->gs_type = CT_GSTYPE_MGMTSERVICE; | |
| cthdr->gs_sub_type = CT_GSSUBTYPE_HBA_MGMTSERVER; | |
| cthdr->cmd_rsp_code = cpu_to_be16(cmd_code); | |
| } | |
| static void | |
| fc_gs_ms_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code, | |
| u8 sub_type) | |
| { | |
| memset(cthdr, 0, sizeof(struct ct_hdr_s)); | |
| cthdr->rev_id = CT_GS3_REVISION; | |
| cthdr->gs_type = CT_GSTYPE_MGMTSERVICE; | |
| cthdr->gs_sub_type = sub_type; | |
| cthdr->cmd_rsp_code = cpu_to_be16(cmd_code); | |
| } | |
| u16 | |
| fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, | |
| wwn_t port_name) | |
| { | |
| struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; | |
| struct fcgs_gidpn_req_s *gidpn = (struct fcgs_gidpn_req_s *)(cthdr + 1); | |
| u32 d_id = bfa_hton3b(FC_NAME_SERVER); | |
| fc_gs_fchdr_build(fchs, d_id, s_id, ox_id); | |
| fc_gs_cthdr_build(cthdr, s_id, GS_GID_PN); | |
| memset(gidpn, 0, sizeof(struct fcgs_gidpn_req_s)); | |
| gidpn->port_name = port_name; | |
| return sizeof(struct fcgs_gidpn_req_s) + sizeof(struct ct_hdr_s); | |
| } | |
| u16 | |
| fc_gpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, | |
| u32 port_id) | |
| { | |
| struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; | |
| fcgs_gpnid_req_t *gpnid = (fcgs_gpnid_req_t *) (cthdr + 1); | |
| u32 d_id = bfa_hton3b(FC_NAME_SERVER); | |
| fc_gs_fchdr_build(fchs, d_id, s_id, ox_id); | |
| fc_gs_cthdr_build(cthdr, s_id, GS_GPN_ID); | |
| memset(gpnid, 0, sizeof(fcgs_gpnid_req_t)); | |
| gpnid->dap = port_id; | |
| return sizeof(fcgs_gpnid_req_t) + sizeof(struct ct_hdr_s); | |
| } | |
| u16 | |
| fc_gs_rjt_build(struct fchs_s *fchs, struct ct_hdr_s *cthdr, | |
| u32 d_id, u32 s_id, u16 ox_id, u8 reason_code, | |
| u8 reason_code_expl) | |
| { | |
| fc_gsresp_fchdr_build(fchs, d_id, s_id, ox_id); | |
| cthdr->cmd_rsp_code = cpu_to_be16(CT_RSP_REJECT); | |
| cthdr->rev_id = CT_GS3_REVISION; | |
| cthdr->reason_code = reason_code; | |
| cthdr->exp_code = reason_code_expl; | |
| return sizeof(struct ct_hdr_s); | |
| } | |
| u16 | |
| fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr, | |
| u8 set_br_reg, u32 s_id, u16 ox_id) | |
| { | |
| u32 d_id = bfa_hton3b(FC_FABRIC_CONTROLLER); | |
| fc_els_req_build(fchs, d_id, s_id, ox_id); | |
| memset(scr, 0, sizeof(struct fc_scr_s)); | |
| scr->command = FC_ELS_SCR; | |
| scr->reg_func = FC_SCR_REG_FUNC_FULL; | |
| if (set_br_reg) | |
| scr->vu_reg_func = FC_VU_SCR_REG_FUNC_FABRIC_NAME_CHANGE; | |
| return sizeof(struct fc_scr_s); | |
| } | |
| u16 | |
| fc_rftid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, | |
| enum bfa_lport_role roles) | |
| { | |
| struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; | |
| struct fcgs_rftid_req_s *rftid = (struct fcgs_rftid_req_s *)(cthdr + 1); | |
| u32 type_value, d_id = bfa_hton3b(FC_NAME_SERVER); | |
| u8 index; | |
| fc_gs_fchdr_build(fchs, d_id, s_id, ox_id); | |
| fc_gs_cthdr_build(cthdr, s_id, GS_RFT_ID); | |
| memset(rftid, 0, sizeof(struct fcgs_rftid_req_s)); | |
| rftid->dap = s_id; | |
| /* By default, FCP FC4 Type is registered */ | |
| index = FC_TYPE_FCP >> 5; | |
| type_value = 1 << (FC_TYPE_FCP % 32); | |
| rftid->fc4_type[index] = cpu_to_be32(type_value); | |
| return sizeof(struct fcgs_rftid_req_s) + sizeof(struct ct_hdr_s); | |
| } | |
| u16 | |
| fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, | |
| u8 fc4_type, u8 fc4_ftrs) | |
| { | |
| struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; | |
| struct fcgs_rffid_req_s *rffid = (struct fcgs_rffid_req_s *)(cthdr + 1); | |
| u32 d_id = bfa_hton3b(FC_NAME_SERVER); | |
| fc_gs_fchdr_build(fchs, d_id, s_id, ox_id); | |
| fc_gs_cthdr_build(cthdr, s_id, GS_RFF_ID); | |
| memset(rffid, 0, sizeof(struct fcgs_rffid_req_s)); | |
| rffid->dap = s_id; | |
| rffid->fc4ftr_bits = fc4_ftrs; | |
| rffid->fc4_type = fc4_type; | |
| return sizeof(struct fcgs_rffid_req_s) + sizeof(struct ct_hdr_s); | |
| } | |
| u16 | |
| fc_rspnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, | |
| u8 *name) | |
| { | |
| struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; | |
| struct fcgs_rspnid_req_s *rspnid = | |
| (struct fcgs_rspnid_req_s *)(cthdr + 1); | |
| u32 d_id = bfa_hton3b(FC_NAME_SERVER); | |
| fc_gs_fchdr_build(fchs, d_id, s_id, ox_id); | |
| fc_gs_cthdr_build(cthdr, s_id, GS_RSPN_ID); | |
| memset(rspnid, 0, sizeof(struct fcgs_rspnid_req_s)); | |
| rspnid->dap = s_id; | |
| strscpy(rspnid->spn, name, sizeof(rspnid->spn)); | |
| rspnid->spn_len = (u8) strlen(rspnid->spn); | |
| return sizeof(struct fcgs_rspnid_req_s) + sizeof(struct ct_hdr_s); | |
| } | |
| u16 | |
| fc_rsnn_nn_build(struct fchs_s *fchs, void *pyld, u32 s_id, | |
| wwn_t node_name, u8 *name) | |
| { | |
| struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; | |
| struct fcgs_rsnn_nn_req_s *rsnn_nn = | |
| (struct fcgs_rsnn_nn_req_s *) (cthdr + 1); | |
| u32 d_id = bfa_hton3b(FC_NAME_SERVER); | |
| fc_gs_fchdr_build(fchs, d_id, s_id, 0); | |
| fc_gs_cthdr_build(cthdr, s_id, GS_RSNN_NN); | |
| memset(rsnn_nn, 0, sizeof(struct fcgs_rsnn_nn_req_s)); | |
| rsnn_nn->node_name = node_name; | |
| strscpy(rsnn_nn->snn, name, sizeof(rsnn_nn->snn)); | |
| rsnn_nn->snn_len = (u8) strlen(rsnn_nn->snn); | |
| return sizeof(struct fcgs_rsnn_nn_req_s) + sizeof(struct ct_hdr_s); | |
| } | |
| u16 | |
| fc_gid_ft_build(struct fchs_s *fchs, void *pyld, u32 s_id, u8 fc4_type) | |
| { | |
| struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; | |
| struct fcgs_gidft_req_s *gidft = (struct fcgs_gidft_req_s *)(cthdr + 1); | |
| u32 d_id = bfa_hton3b(FC_NAME_SERVER); | |
| fc_gs_fchdr_build(fchs, d_id, s_id, 0); | |
| fc_gs_cthdr_build(cthdr, s_id, GS_GID_FT); | |
| memset(gidft, 0, sizeof(struct fcgs_gidft_req_s)); | |
| gidft->fc4_type = fc4_type; | |
| gidft->domain_id = 0; | |
| gidft->area_id = 0; | |
| return sizeof(struct fcgs_gidft_req_s) + sizeof(struct ct_hdr_s); | |
| } | |
| u16 | |
| fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id, | |
| wwn_t node_name) | |
| { | |
| struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; | |
| struct fcgs_rnnid_req_s *rnnid = (struct fcgs_rnnid_req_s *)(cthdr + 1); | |
| u32 d_id = bfa_hton3b(FC_NAME_SERVER); | |
| fc_gs_fchdr_build(fchs, d_id, s_id, 0); | |
| fc_gs_cthdr_build(cthdr, s_id, GS_RNN_ID); | |
| memset(rnnid, 0, sizeof(struct fcgs_rnnid_req_s)); | |
| rnnid->port_id = port_id; | |
| rnnid->node_name = node_name; | |
| return sizeof(struct fcgs_rnnid_req_s) + sizeof(struct ct_hdr_s); | |
| } | |
| /* | |
| * Builds fc hdr and ct hdr for FDMI requests. | |
| */ | |
| u16 | |
| fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id, | |
| u16 cmd_code) | |
| { | |
| struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; | |
| u32 d_id = bfa_hton3b(FC_MGMT_SERVER); | |
| fc_gs_fchdr_build(fchs, d_id, s_id, 0); | |
| fc_gs_fdmi_cthdr_build(cthdr, s_id, cmd_code); | |
| return sizeof(struct ct_hdr_s); | |
| } | |
| /* | |
| * Given a FC4 Type, this function returns a fc4 type bitmask | |
| */ | |
| void | |
| fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask) | |
| { | |
| u8 index; | |
| __be32 *ptr = (__be32 *) bit_mask; | |
| u32 type_value; | |
| /* | |
| * @todo : Check for bitmask size | |
| */ | |
| index = fc4_type >> 5; | |
| type_value = 1 << (fc4_type % 32); | |
| ptr[index] = cpu_to_be32(type_value); | |
| } | |
| /* | |
| * GMAL Request | |
| */ | |
| u16 | |
| fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn) | |
| { | |
| struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; | |
| fcgs_gmal_req_t *gmal = (fcgs_gmal_req_t *) (cthdr + 1); | |
| u32 d_id = bfa_hton3b(FC_MGMT_SERVER); | |
| fc_gs_fchdr_build(fchs, d_id, s_id, 0); | |
| fc_gs_ms_cthdr_build(cthdr, s_id, GS_FC_GMAL_CMD, | |
| CT_GSSUBTYPE_CFGSERVER); | |
| memset(gmal, 0, sizeof(fcgs_gmal_req_t)); | |
| gmal->wwn = wwn; | |
| return sizeof(struct ct_hdr_s) + sizeof(fcgs_gmal_req_t); | |
| } | |
| /* | |
| * GFN (Get Fabric Name) Request | |
| */ | |
| u16 | |
| fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn) | |
| { | |
| struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; | |
| fcgs_gfn_req_t *gfn = (fcgs_gfn_req_t *) (cthdr + 1); | |
| u32 d_id = bfa_hton3b(FC_MGMT_SERVER); | |
| fc_gs_fchdr_build(fchs, d_id, s_id, 0); | |
| fc_gs_ms_cthdr_build(cthdr, s_id, GS_FC_GFN_CMD, | |
| CT_GSSUBTYPE_CFGSERVER); | |
| memset(gfn, 0, sizeof(fcgs_gfn_req_t)); | |
| gfn->wwn = wwn; | |
| return sizeof(struct ct_hdr_s) + sizeof(fcgs_gfn_req_t); | |
| } |