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WSL2-Linux-Kernel
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WSL2-Linux-Kernel/drivers/scsi/bfa/bfa_fcbuild.c

1464 строки
38 KiB
C
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/*
* 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);
}
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