/* * 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 */ /* * Provide interface to send ELS/CT FC frames */ #include <asm/unaligned.h> #include <scsi/fc/fc_gs.h> #include <scsi/fc/fc_ns.h> #include <scsi/fc/fc_els.h> #include <scsi/libfc.h> #include <scsi/fc_encode.h> /* * fc_elsct_send - sends ELS/CT frame */ static struct fc_seq *fc_elsct_send(struct fc_lport *lport, struct fc_rport *rport, struct fc_frame *fp, unsigned int op, void (*resp)(struct fc_seq *, struct fc_frame *fp, void *arg), void *arg, u32 timer_msec) { enum fc_rctl r_ctl; u32 did = FC_FID_NONE; enum fc_fh_type fh_type; int rc; /* ELS requests */ if ((op >= ELS_LS_RJT) && (op <= ELS_AUTH_ELS)) rc = fc_els_fill(lport, rport, fp, op, &r_ctl, &did, &fh_type); else /* CT requests */ rc = fc_ct_fill(lport, fp, op, &r_ctl, &did, &fh_type); if (rc) return NULL; fc_fill_fc_hdr(fp, r_ctl, did, fc_host_port_id(lport->host), fh_type, FC_FC_FIRST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT, 0); return lport->tt.exch_seq_send(lport, fp, resp, NULL, arg, timer_msec); } int fc_elsct_init(struct fc_lport *lport) { if (!lport->tt.elsct_send) lport->tt.elsct_send = fc_elsct_send; return 0; } EXPORT_SYMBOL(fc_elsct_init);