summaryrefslogtreecommitdiff
path: root/libdde_linux26/contrib/include/scsi/fc_encode.h
diff options
context:
space:
mode:
authorSamuel Thibault <samuel.thibault@ens-lyon.org>2013-07-27 22:07:53 +0000
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2013-07-27 22:07:53 +0000
commit4fbe7358c7747a9165f776eb19addbb9baf7def2 (patch)
treebc7076b4f6d10c2cc2942539bb666e50f0b66954 /libdde_linux26/contrib/include/scsi/fc_encode.h
parent21adb5284111190057db245cfc2b54091920c373 (diff)
rename libdde_linux26 into libdde-linux26 to make dpkg-source happy
Diffstat (limited to 'libdde_linux26/contrib/include/scsi/fc_encode.h')
-rw-r--r--libdde_linux26/contrib/include/scsi/fc_encode.h309
1 files changed, 0 insertions, 309 deletions
diff --git a/libdde_linux26/contrib/include/scsi/fc_encode.h b/libdde_linux26/contrib/include/scsi/fc_encode.h
deleted file mode 100644
index 6300f556..00000000
--- a/libdde_linux26/contrib/include/scsi/fc_encode.h
+++ /dev/null
@@ -1,309 +0,0 @@
-/*
- * Copyright(c) 2008 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope 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.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Maintained at www.Open-FCoE.org
- */
-
-#ifndef _FC_ENCODE_H_
-#define _FC_ENCODE_H_
-#include <asm/unaligned.h>
-
-struct fc_ns_rft {
- struct fc_ns_fid fid; /* port ID object */
- struct fc_ns_fts fts; /* FC4-types object */
-};
-
-struct fc_ct_req {
- struct fc_ct_hdr hdr;
- union {
- struct fc_ns_gid_ft gid;
- struct fc_ns_rn_id rn;
- struct fc_ns_rft rft;
- } payload;
-};
-
-/**
- * fill FC header fields in specified fc_frame
- */
-static inline void fc_fill_fc_hdr(struct fc_frame *fp, enum fc_rctl r_ctl,
- u32 did, u32 sid, enum fc_fh_type type,
- u32 f_ctl, u32 parm_offset)
-{
- struct fc_frame_header *fh;
-
- fh = fc_frame_header_get(fp);
- WARN_ON(r_ctl == 0);
- fh->fh_r_ctl = r_ctl;
- hton24(fh->fh_d_id, did);
- hton24(fh->fh_s_id, sid);
- fh->fh_type = type;
- hton24(fh->fh_f_ctl, f_ctl);
- fh->fh_cs_ctl = 0;
- fh->fh_df_ctl = 0;
- fh->fh_parm_offset = htonl(parm_offset);
-}
-
-/**
- * fc_ct_hdr_fill- fills ct header and reset ct payload
- * returns pointer to ct request.
- */
-static inline struct fc_ct_req *fc_ct_hdr_fill(const struct fc_frame *fp,
- unsigned int op, size_t req_size)
-{
- struct fc_ct_req *ct;
- size_t ct_plen;
-
- ct_plen = sizeof(struct fc_ct_hdr) + req_size;
- ct = fc_frame_payload_get(fp, ct_plen);
- memset(ct, 0, ct_plen);
- ct->hdr.ct_rev = FC_CT_REV;
- ct->hdr.ct_fs_type = FC_FST_DIR;
- ct->hdr.ct_fs_subtype = FC_NS_SUBTYPE;
- ct->hdr.ct_cmd = htons((u16) op);
- return ct;
-}
-
-/**
- * fc_ct_fill - Fill in a name service request frame
- */
-static inline int fc_ct_fill(struct fc_lport *lport, struct fc_frame *fp,
- unsigned int op, enum fc_rctl *r_ctl, u32 *did,
- enum fc_fh_type *fh_type)
-{
- struct fc_ct_req *ct;
-
- switch (op) {
- case FC_NS_GPN_FT:
- ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_gid_ft));
- ct->payload.gid.fn_fc4_type = FC_TYPE_FCP;
- break;
-
- case FC_NS_RFT_ID:
- ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rft));
- hton24(ct->payload.rft.fid.fp_fid,
- fc_host_port_id(lport->host));
- ct->payload.rft.fts = lport->fcts;
- break;
-
- case FC_NS_RPN_ID:
- ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rn_id));
- hton24(ct->payload.rn.fr_fid.fp_fid,
- fc_host_port_id(lport->host));
- ct->payload.rft.fts = lport->fcts;
- put_unaligned_be64(lport->wwpn, &ct->payload.rn.fr_wwn);
- break;
-
- default:
- FC_DBG("Invalid op code %x \n", op);
- return -EINVAL;
- }
- *r_ctl = FC_RCTL_DD_UNSOL_CTL;
- *did = FC_FID_DIR_SERV;
- *fh_type = FC_TYPE_CT;
- return 0;
-}
-
-/**
- * fc_plogi_fill - Fill in plogi request frame
- */
-static inline void fc_plogi_fill(struct fc_lport *lport, struct fc_frame *fp,
- unsigned int op)
-{
- struct fc_els_flogi *plogi;
- struct fc_els_csp *csp;
- struct fc_els_cssp *cp;
-
- plogi = fc_frame_payload_get(fp, sizeof(*plogi));
- memset(plogi, 0, sizeof(*plogi));
- plogi->fl_cmd = (u8) op;
- put_unaligned_be64(lport->wwpn, &plogi->fl_wwpn);
- put_unaligned_be64(lport->wwnn, &plogi->fl_wwnn);
-
- csp = &plogi->fl_csp;
- csp->sp_hi_ver = 0x20;
- csp->sp_lo_ver = 0x20;
- csp->sp_bb_cred = htons(10); /* this gets set by gateway */
- csp->sp_bb_data = htons((u16) lport->mfs);
- cp = &plogi->fl_cssp[3 - 1]; /* class 3 parameters */
- cp->cp_class = htons(FC_CPC_VALID | FC_CPC_SEQ);
- csp->sp_features = htons(FC_SP_FT_CIRO);
- csp->sp_tot_seq = htons(255); /* seq. we accept */
- csp->sp_rel_off = htons(0x1f);
- csp->sp_e_d_tov = htonl(lport->e_d_tov);
-
- cp->cp_rdfs = htons((u16) lport->mfs);
- cp->cp_con_seq = htons(255);
- cp->cp_open_seq = 1;
-}
-
-/**
- * fc_flogi_fill - Fill in a flogi request frame.
- */
-static inline void fc_flogi_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_csp *sp;
- struct fc_els_cssp *cp;
- struct fc_els_flogi *flogi;
-
- flogi = fc_frame_payload_get(fp, sizeof(*flogi));
- memset(flogi, 0, sizeof(*flogi));
- flogi->fl_cmd = (u8) ELS_FLOGI;
- put_unaligned_be64(lport->wwpn, &flogi->fl_wwpn);
- put_unaligned_be64(lport->wwnn, &flogi->fl_wwnn);
- sp = &flogi->fl_csp;
- sp->sp_hi_ver = 0x20;
- sp->sp_lo_ver = 0x20;
- sp->sp_bb_cred = htons(10); /* this gets set by gateway */
- sp->sp_bb_data = htons((u16) lport->mfs);
- cp = &flogi->fl_cssp[3 - 1]; /* class 3 parameters */
- cp->cp_class = htons(FC_CPC_VALID | FC_CPC_SEQ);
-}
-
-/**
- * fc_logo_fill - Fill in a logo request frame.
- */
-static inline void fc_logo_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_logo *logo;
-
- logo = fc_frame_payload_get(fp, sizeof(*logo));
- memset(logo, 0, sizeof(*logo));
- logo->fl_cmd = ELS_LOGO;
- hton24(logo->fl_n_port_id, fc_host_port_id(lport->host));
- logo->fl_n_port_wwn = htonll(lport->wwpn);
-}
-
-/**
- * fc_rtv_fill - Fill in RTV (read timeout value) request frame.
- */
-static inline void fc_rtv_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_rtv *rtv;
-
- rtv = fc_frame_payload_get(fp, sizeof(*rtv));
- memset(rtv, 0, sizeof(*rtv));
- rtv->rtv_cmd = ELS_RTV;
-}
-
-/**
- * fc_rec_fill - Fill in rec request frame
- */
-static inline void fc_rec_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_rec *rec;
- struct fc_exch *ep = fc_seq_exch(fr_seq(fp));
-
- rec = fc_frame_payload_get(fp, sizeof(*rec));
- memset(rec, 0, sizeof(*rec));
- rec->rec_cmd = ELS_REC;
- hton24(rec->rec_s_id, fc_host_port_id(lport->host));
- rec->rec_ox_id = htons(ep->oxid);
- rec->rec_rx_id = htons(ep->rxid);
-}
-
-/**
- * fc_prli_fill - Fill in prli request frame
- */
-static inline void fc_prli_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct {
- struct fc_els_prli prli;
- struct fc_els_spp spp;
- } *pp;
-
- pp = fc_frame_payload_get(fp, sizeof(*pp));
- memset(pp, 0, sizeof(*pp));
- pp->prli.prli_cmd = ELS_PRLI;
- pp->prli.prli_spp_len = sizeof(struct fc_els_spp);
- pp->prli.prli_len = htons(sizeof(*pp));
- pp->spp.spp_type = FC_TYPE_FCP;
- pp->spp.spp_flags = FC_SPP_EST_IMG_PAIR;
- pp->spp.spp_params = htonl(lport->service_params);
-}
-
-/**
- * fc_scr_fill - Fill in a scr request frame.
- */
-static inline void fc_scr_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_scr *scr;
-
- scr = fc_frame_payload_get(fp, sizeof(*scr));
- memset(scr, 0, sizeof(*scr));
- scr->scr_cmd = ELS_SCR;
- scr->scr_reg_func = ELS_SCRF_FULL;
-}
-
-/**
- * fc_els_fill - Fill in an ELS request frame
- */
-static inline int fc_els_fill(struct fc_lport *lport, struct fc_rport *rport,
- struct fc_frame *fp, unsigned int op,
- enum fc_rctl *r_ctl, u32 *did, enum fc_fh_type *fh_type)
-{
- switch (op) {
- case ELS_PLOGI:
- fc_plogi_fill(lport, fp, ELS_PLOGI);
- *did = rport->port_id;
- break;
-
- case ELS_FLOGI:
- fc_flogi_fill(lport, fp);
- *did = FC_FID_FLOGI;
- break;
-
- case ELS_LOGO:
- fc_logo_fill(lport, fp);
- *did = FC_FID_FLOGI;
- /*
- * if rport is valid then it
- * is port logo, therefore
- * set did to rport id.
- */
- if (rport)
- *did = rport->port_id;
- break;
-
- case ELS_RTV:
- fc_rtv_fill(lport, fp);
- *did = rport->port_id;
- break;
-
- case ELS_REC:
- fc_rec_fill(lport, fp);
- *did = rport->port_id;
- break;
-
- case ELS_PRLI:
- fc_prli_fill(lport, fp);
- *did = rport->port_id;
- break;
-
- case ELS_SCR:
- fc_scr_fill(lport, fp);
- *did = FC_FID_FCTRL;
- break;
-
- default:
- FC_DBG("Invalid op code %x \n", op);
- return -EINVAL;
- }
-
- *r_ctl = FC_RCTL_ELS_REQ;
- *fh_type = FC_TYPE_ELS;
- return 0;
-}
-#endif /* _FC_ENCODE_H_ */