diff options
Diffstat (limited to 'kernel/drivers/scsi/bfa/bfa_fcbuild.c')
| -rw-r--r-- | kernel/drivers/scsi/bfa/bfa_fcbuild.c | 1463 |
1 files changed, 1463 insertions, 0 deletions
diff --git a/kernel/drivers/scsi/bfa/bfa_fcbuild.c b/kernel/drivers/scsi/bfa/bfa_fcbuild.c new file mode 100644 index 000000000..dce787f6c --- /dev/null +++ b/kernel/drivers/scsi/bfa/bfa_fcbuild.c @@ -0,0 +1,1463 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ +/* + * 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; +} + +enum fc_parse_status +fc_els_rsp_parse(struct fchs_s *fchs, int len) +{ + struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); + struct fc_ls_rjt_s *ls_rjt = (struct fc_ls_rjt_s *) els_cmd; + + len = len; + + switch (els_cmd->els_code) { + case FC_ELS_LS_RJT: + if (ls_rjt->reason_code == FC_LS_RJT_RSN_LOGICAL_BUSY) + return FC_PARSE_BUSY; + else + return FC_PARSE_FAILURE; + + case FC_ELS_ACC: + return FC_PARSE_OK; + } + return FC_PARSE_OK; +} + +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_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id, + u16 ox_id, wwn_t port_name, wwn_t node_name, u16 pdu_size, + u8 set_npiv, u8 set_auth, u16 local_bb_credits) +{ + u32 d_id = bfa_hton3b(FC_FABRIC_PORT); + __be32 *vvl_info; + + memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s)); + + flogi->els_cmd.els_code = FC_ELS_FLOGI; + fc_els_req_build(fchs, d_id, s_id, ox_id); + + flogi->csp.rxsz = flogi->class3.rxsz = cpu_to_be16(pdu_size); + flogi->port_name = port_name; + flogi->node_name = node_name; + + /* + * Set the NPIV Capability Bit ( word 1, bit 31) of Common + * Service Parameters. + */ + flogi->csp.ciro = set_npiv; + + /* set AUTH capability */ + flogi->csp.security = set_auth; + + flogi->csp.bbcred = cpu_to_be16(local_bb_credits); + + /* Set brcd token in VVL */ + vvl_info = (u32 *)&flogi->vvl[0]; + + /* set the flag to indicate the presence of VVL */ + flogi->csp.npiv_supp = 1; /* @todo. field name is not correct */ + vvl_info[0] = cpu_to_be32(FLOGI_VVL_BRCD); + + 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_fdisc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id, + u16 ox_id, wwn_t port_name, wwn_t node_name, u16 pdu_size) +{ + u32 d_id = bfa_hton3b(FC_FABRIC_PORT); + + memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s)); + + flogi->els_cmd.els_code = FC_ELS_FDISC; + fc_els_req_build(fchs, d_id, s_id, ox_id); + + flogi->csp.rxsz = flogi->class3.rxsz = cpu_to_be16(pdu_size); + flogi->port_name = port_name; + flogi->node_name = node_name; + + 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_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name) +{ + struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); + struct fc_logi_s *plogi; + struct fc_ls_rjt_s *ls_rjt; + + switch (els_cmd->els_code) { + case FC_ELS_LS_RJT: + ls_rjt = (struct fc_ls_rjt_s *) (fchs + 1); + if (ls_rjt->reason_code == FC_LS_RJT_RSN_LOGICAL_BUSY) + return FC_PARSE_BUSY; + else + return FC_PARSE_FAILURE; + case FC_ELS_ACC: + plogi = (struct fc_logi_s *) (fchs + 1); + if (len < sizeof(struct fc_logi_s)) + return FC_PARSE_FAILURE; + + if (!wwn_is_equal(plogi->port_name, port_name)) + return FC_PARSE_FAILURE; + + if (!plogi->class3.class_valid) + return FC_PARSE_FAILURE; + + if (be16_to_cpu(plogi->class3.rxsz) < (FC_MIN_PDUSZ)) + return FC_PARSE_FAILURE; + + return FC_PARSE_OK; + default: + return FC_PARSE_FAILURE; + } +} + +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; +} + +enum fc_parse_status +fc_prli_parse(struct fc_prli_s *prli) +{ + if (prli->parampage.type != FC_TYPE_FCP) + return FC_PARSE_FAILURE; + + if (!prli->parampage.imagepair) + return FC_PARSE_FAILURE; + + if (!prli->parampage.servparams.initiator) + 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; +} + +enum fc_parse_status +fc_adisc_parse(struct fchs_s *fchs, void *pld, u32 host_dap, wwn_t node_name, + wwn_t port_name) +{ + struct fc_adisc_s *adisc = (struct fc_adisc_s *) pld; + + if (adisc->els_cmd.els_code != FC_ELS_ACC) + return FC_PARSE_FAILURE; + + if ((adisc->nport_id == (host_dap)) + && wwn_is_equal(adisc->orig_port_name, port_name) + && wwn_is_equal(adisc->orig_node_name, node_name)) + return FC_PARSE_OK; + + return FC_PARSE_FAILURE; +} + +enum fc_parse_status +fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name, wwn_t port_name) +{ + struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1); + + if (pdisc->class3.class_valid != 1) + return FC_PARSE_FAILURE; + + if ((be16_to_cpu(pdisc->class3.rxsz) < + (FC_MIN_PDUSZ - sizeof(struct fchs_s))) + || (pdisc->class3.rxsz == 0)) + return FC_PARSE_FAILURE; + + if (!wwn_is_equal(pdisc->port_name, port_name)) + return FC_PARSE_FAILURE; + + if (!wwn_is_equal(pdisc->node_name, node_name)) + return FC_PARSE_FAILURE; + + return FC_PARSE_OK; +} + +u16 +fc_abts_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id) +{ + memcpy(fchs, &fc_bls_req_tmpl, sizeof(struct fchs_s)); + fchs->cat_info = FC_CAT_ABTS; + fchs->d_id = (d_id); + fchs->s_id = (s_id); + fchs->ox_id = cpu_to_be16(ox_id); + + return sizeof(struct fchs_s); +} + +enum fc_parse_status +fc_abts_rsp_parse(struct fchs_s *fchs, int len) +{ + if ((fchs->cat_info == FC_CAT_BA_ACC) + || (fchs->cat_info == FC_CAT_BA_RJT)) + return FC_PARSE_OK; + + return FC_PARSE_FAILURE; +} + +u16 +fc_rrq_build(struct fchs_s *fchs, struct fc_rrq_s *rrq, u32 d_id, u32 s_id, + u16 ox_id, u16 rrq_oxid) +{ + fc_els_req_build(fchs, d_id, s_id, ox_id); + + /* + * build rrq payload + */ + memcpy(rrq, &rrq_tmpl, sizeof(struct fc_rrq_s)); + rrq->s_id = (s_id); + rrq->ox_id = cpu_to_be16(rrq_oxid); + rrq->rx_id = FC_RXID_ANY; + + return sizeof(struct fc_rrq_s); +} + +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_tprlo_acc_build(struct fchs_s *fchs, struct fc_tprlo_acc_s *tprlo_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(tprlo_acc, 0, (num_pages * 16) + 4); + tprlo_acc->command = FC_ELS_ACC; + + tprlo_acc->page_len = 0x10; + tprlo_acc->payload_len = cpu_to_be16((num_pages * 16) + 4); + + for (page = 0; page < num_pages; page++) { + tprlo_acc->tprlo_acc_params[page].opa_valid = 0; + tprlo_acc->tprlo_acc_params[page].rpa_valid = 0; + tprlo_acc->tprlo_acc_params[page].fc4type_csp = FC_TYPE_FCP; + tprlo_acc->tprlo_acc_params[page].orig_process_assc = 0; + tprlo_acc->tprlo_acc_params[page].resp_process_assc = 0; + } + return be16_to_cpu(tprlo_acc->payload_len); +} + +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_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid, u32 d_id, + u32 s_id, u16 ox_id, u32 data_format) +{ + fc_els_req_build(fchs, d_id, s_id, ox_id); + + memset(rnid, 0, sizeof(struct fc_rnid_cmd_s)); + + rnid->els_cmd.els_code = FC_ELS_RNID; + rnid->node_id_data_format = data_format; + + return sizeof(struct fc_rnid_cmd_s); +} + +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_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc, u32 d_id, + u32 s_id, u16 ox_id) +{ + fc_els_req_build(fchs, d_id, s_id, ox_id); + + memset(rpsc, 0, sizeof(struct fc_rpsc_cmd_s)); + + rpsc->els_cmd.els_code = FC_ELS_RPSC; + return sizeof(struct fc_rpsc_cmd_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); +} + +u16 +fc_logo_rsp_parse(struct fchs_s *fchs, int len) +{ + struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); + + len = len; + if (els_cmd->els_code != FC_ELS_ACC) + return FC_PARSE_FAILURE; + + return FC_PARSE_OK; +} + +u16 +fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id, + wwn_t port_name, wwn_t node_name, u16 pdu_size) +{ + struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1); + + memcpy(pdisc, &plogi_tmpl, sizeof(struct fc_logi_s)); + + pdisc->els_cmd.els_code = FC_ELS_PDISC; + fc_els_req_build(fchs, d_id, s_id, ox_id); + + pdisc->csp.rxsz = pdisc->class3.rxsz = cpu_to_be16(pdu_size); + pdisc->port_name = port_name; + pdisc->node_name = node_name; + + return sizeof(struct fc_logi_s); +} + +u16 +fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name) +{ + struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1); + + if (len < sizeof(struct fc_logi_s)) + return FC_PARSE_LEN_INVAL; + + if (pdisc->els_cmd.els_code != FC_ELS_ACC) + return FC_PARSE_ACC_INVAL; + + if (!wwn_is_equal(pdisc->port_name, port_name)) + return FC_PARSE_PWWN_NOT_EQUAL; + + if (!pdisc->class3.class_valid) + return FC_PARSE_NWWN_NOT_EQUAL; + + if (be16_to_cpu(pdisc->class3.rxsz) < (FC_MIN_PDUSZ)) + return FC_PARSE_RXSZ_INVAL; + + return FC_PARSE_OK; +} + +u16 +fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id, + int num_pages) +{ + struct fc_prlo_s *prlo = (struct fc_prlo_s *) (fchs + 1); + int page; + + fc_els_req_build(fchs, d_id, s_id, ox_id); + memset(prlo, 0, (num_pages * 16) + 4); + prlo->command = FC_ELS_PRLO; + prlo->page_len = 0x10; + prlo->payload_len = cpu_to_be16((num_pages * 16) + 4); + + for (page = 0; page < num_pages; page++) { + prlo->prlo_params[page].type = FC_TYPE_FCP; + prlo->prlo_params[page].opa_valid = 0; + prlo->prlo_params[page].rpa_valid = 0; + prlo->prlo_params[page].orig_process_assc = 0; + prlo->prlo_params[page].resp_process_assc = 0; + } + + return be16_to_cpu(prlo->payload_len); +} + +u16 +fc_prlo_rsp_parse(struct fchs_s *fchs, int len) +{ + struct fc_prlo_acc_s *prlo = (struct fc_prlo_acc_s *) (fchs + 1); + int num_pages = 0; + int page = 0; + + len = len; + + if (prlo->command != FC_ELS_ACC) + return FC_PARSE_FAILURE; + + num_pages = ((be16_to_cpu(prlo->payload_len)) - 4) / 16; + + for (page = 0; page < num_pages; page++) { + if (prlo->prlo_acc_params[page].type != FC_TYPE_FCP) + return FC_PARSE_FAILURE; + + if (prlo->prlo_acc_params[page].opa_valid != 0) + return FC_PARSE_FAILURE; + + if (prlo->prlo_acc_params[page].rpa_valid != 0) + return FC_PARSE_FAILURE; + + if (prlo->prlo_acc_params[page].orig_process_assc != 0) + return FC_PARSE_FAILURE; + + if (prlo->prlo_acc_params[page].resp_process_assc != 0) + return FC_PARSE_FAILURE; + } + return FC_PARSE_OK; + +} + +u16 +fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id, + int num_pages, enum fc_tprlo_type tprlo_type, u32 tpr_id) +{ + struct fc_tprlo_s *tprlo = (struct fc_tprlo_s *) (fchs + 1); + int page; + + fc_els_req_build(fchs, d_id, s_id, ox_id); + memset(tprlo, 0, (num_pages * 16) + 4); + tprlo->command = FC_ELS_TPRLO; + tprlo->page_len = 0x10; + tprlo->payload_len = cpu_to_be16((num_pages * 16) + 4); + + for (page = 0; page < num_pages; page++) { + tprlo->tprlo_params[page].type = FC_TYPE_FCP; + tprlo->tprlo_params[page].opa_valid = 0; + tprlo->tprlo_params[page].rpa_valid = 0; + tprlo->tprlo_params[page].orig_process_assc = 0; + tprlo->tprlo_params[page].resp_process_assc = 0; + if (tprlo_type == FC_GLOBAL_LOGO) { + tprlo->tprlo_params[page].global_process_logout = 1; + } else if (tprlo_type == FC_TPR_LOGO) { + tprlo->tprlo_params[page].tpo_nport_valid = 1; + tprlo->tprlo_params[page].tpo_nport_id = (tpr_id); + } + } + + return be16_to_cpu(tprlo->payload_len); +} + +u16 +fc_tprlo_rsp_parse(struct fchs_s *fchs, int len) +{ + struct fc_tprlo_acc_s *tprlo = (struct fc_tprlo_acc_s *) (fchs + 1); + int num_pages = 0; + int page = 0; + + len = len; + + if (tprlo->command != FC_ELS_ACC) + return FC_PARSE_ACC_INVAL; + + num_pages = (be16_to_cpu(tprlo->payload_len) - 4) / 16; + + for (page = 0; page < num_pages; page++) { + if (tprlo->tprlo_acc_params[page].type != FC_TYPE_FCP) + return FC_PARSE_NOT_FCP; + if (tprlo->tprlo_acc_params[page].opa_valid != 0) + return FC_PARSE_OPAFLAG_INVAL; + if (tprlo->tprlo_acc_params[page].rpa_valid != 0) + return FC_PARSE_RPAFLAG_INVAL; + if (tprlo->tprlo_acc_params[page].orig_process_assc != 0) + return FC_PARSE_OPA_INVAL; + if (tprlo->tprlo_acc_params[page].resp_process_assc != 0) + return FC_PARSE_RPA_INVAL; + } + return FC_PARSE_OK; +} + +enum fc_parse_status +fc_rrq_rsp_parse(struct fchs_s *fchs, int len) +{ + struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); + + len = len; + if (els_cmd->els_code != FC_ELS_ACC) + return FC_PARSE_FAILURE; + + return FC_PARSE_OK; +} + +u16 +fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id, __be16 ox_id, + u32 reason_code, u32 reason_expl) +{ + struct fc_ba_rjt_s *ba_rjt = (struct fc_ba_rjt_s *) (fchs + 1); + + fc_bls_rsp_build(fchs, d_id, s_id, ox_id); + + fchs->cat_info = FC_CAT_BA_RJT; + ba_rjt->reason_code = reason_code; + ba_rjt->reason_expl = reason_expl; + return sizeof(struct fc_ba_rjt_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_gnnid_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_gnnid_req_t *gnnid = (fcgs_gnnid_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_GNN_ID); + + memset(gnnid, 0, sizeof(fcgs_gnnid_req_t)); + gnnid->dap = port_id; + return sizeof(fcgs_gnnid_req_t) + sizeof(struct ct_hdr_s); +} + +u16 +fc_ct_rsp_parse(struct ct_hdr_s *cthdr) +{ + if (be16_to_cpu(cthdr->cmd_rsp_code) != CT_RSP_ACCEPT) { + if (cthdr->reason_code == CT_RSN_LOGICAL_BUSY) + return FC_PARSE_BUSY; + else + return FC_PARSE_FAILURE; + } + + return FC_PARSE_OK; +} + +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_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, + u32 s_id, u16 ox_id) +{ + u32 d_id = bfa_hton3b(FC_FABRIC_CONTROLLER); + u16 payldlen; + + fc_els_req_build(fchs, d_id, s_id, ox_id); + rscn->command = FC_ELS_RSCN; + rscn->pagelen = sizeof(rscn->event[0]); + + payldlen = sizeof(u32) + rscn->pagelen; + rscn->payldlen = cpu_to_be16(payldlen); + + rscn->event[0].format = FC_RSCN_FORMAT_PORTID; + rscn->event[0].portid = s_id; + + return sizeof(struct fc_rscn_pl_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_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, + u8 *fc4_bitmap, u32 bitmap_size) +{ + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_rftid_req_s *rftid = (struct fcgs_rftid_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_RFT_ID); + + memset(rftid, 0, sizeof(struct fcgs_rftid_req_s)); + + rftid->dap = s_id; + memcpy((void *)rftid->fc4_type, (void *)fc4_bitmap, + (bitmap_size < 32 ? bitmap_size : 32)); + + 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; + rspnid->spn_len = (u8) strlen((char *)name); + strncpy((char *)rspnid->spn, (char *)name, rspnid->spn_len); + + 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; + rsnn_nn->snn_len = (u8) strlen((char *)name); + strncpy((char *)rsnn_nn->snn, (char *)name, rsnn_nn->snn_len); + + 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_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id, + wwn_t port_name) +{ + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_rpnid_req_s *rpnid = (struct fcgs_rpnid_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_RPN_ID); + + memset(rpnid, 0, sizeof(struct fcgs_rpnid_req_s)); + rpnid->port_id = port_id; + rpnid->port_name = port_name; + + return sizeof(struct fcgs_rpnid_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); +} + +u16 +fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id, + u32 cos) +{ + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_rcsid_req_s *rcsid = + (struct fcgs_rcsid_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_RCS_ID); + + memset(rcsid, 0, sizeof(struct fcgs_rcsid_req_s)); + rcsid->port_id = port_id; + rcsid->cos = cos; + + return sizeof(struct fcgs_rcsid_req_s) + sizeof(struct ct_hdr_s); +} + +u16 +fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id, + u8 port_type) +{ + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_rptid_req_s *rptid = (struct fcgs_rptid_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_RPT_ID); + + memset(rptid, 0, sizeof(struct fcgs_rptid_req_s)); + rptid->port_id = port_id; + rptid->port_type = port_type; + + return sizeof(struct fcgs_rptid_req_s) + sizeof(struct ct_hdr_s); +} + +u16 +fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id) +{ + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_ganxt_req_s *ganxt = (struct fcgs_ganxt_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_GA_NXT); + + memset(ganxt, 0, sizeof(struct fcgs_ganxt_req_s)); + ganxt->port_id = port_id; + + return sizeof(struct ct_hdr_s) + sizeof(struct fcgs_ganxt_req_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); +} |