diff options
author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2013-07-27 22:07:53 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2013-07-27 22:07:53 +0000 |
commit | 4fbe7358c7747a9165f776eb19addbb9baf7def2 (patch) | |
tree | bc7076b4f6d10c2cc2942539bb666e50f0b66954 /libdde_linux26/contrib/include/scsi/fc_encode.h | |
parent | 21adb5284111190057db245cfc2b54091920c373 (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.h | 309 |
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_ */ |