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Diffstat (limited to 'kernel/drivers/scsi/bfa/bfa_fcbuild.c')
-rw-r--r--kernel/drivers/scsi/bfa/bfa_fcbuild.c1463
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);
+}