119 lines
3.5 KiB
C
119 lines
3.5 KiB
C
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/*
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* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
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* All rights reserved
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* www.brocade.com
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*
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* Linux driver for Brocade Fibre Channel Host Bus Adapter.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (GPL) Version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#ifndef __BFA_DEFS_TIN_H__
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#define __BFA_DEFS_TIN_H__
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#include <protocol/types.h>
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#include <protocol/fc.h>
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/**
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* FCS tin states
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*/
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enum bfa_tin_state_e {
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BFA_TIN_SM_OFFLINE = 0, /* tin is offline */
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BFA_TIN_SM_WOS_LOGIN = 1, /* Waiting PRLI ACC/RJT from ULP */
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BFA_TIN_SM_WFW_ONLINE = 2, /* Waiting ACK to PRLI ACC from FW */
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BFA_TIN_SM_ONLINE = 3, /* tin login is complete */
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BFA_TIN_SM_WIO_RELOGIN = 4, /* tin relogin is in progress */
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BFA_TIN_SM_WIO_LOGOUT = 5, /* Processing of PRLO req from
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* Initiator is in progress
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*/
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BFA_TIN_SM_WOS_LOGOUT = 6, /* Processing of PRLO req from
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* Initiator is in progress
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*/
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BFA_TIN_SM_WIO_CLEAN = 7, /* Waiting for IO cleanup before tin
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* is offline. This can be triggered
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* by RPORT LOGO (rcvd/sent) or by
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* PRLO (rcvd/sent)
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*/
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};
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struct bfa_prli_req_s {
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struct fchs_s fchs;
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struct fc_prli_s prli_payload;
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};
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struct bfa_prlo_req_s {
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struct fchs_s fchs;
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struct fc_prlo_s prlo_payload;
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};
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void bfa_tin_send_login_rsp(void *bfa_tin, u32 login_rsp,
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struct fc_ls_rjt_s rjt_payload);
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void bfa_tin_send_logout_rsp(void *bfa_tin, u32 logout_rsp,
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struct fc_ls_rjt_s rjt_payload);
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/**
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* FCS target port statistics
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*/
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struct bfa_tin_stats_s {
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u32 onlines; /* ITN nexus onlines (PRLI done) */
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u32 offlines; /* ITN Nexus offlines */
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u32 prli_req_parse_err; /* prli req parsing errors */
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u32 prli_rsp_rjt; /* num prli rsp rejects sent */
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u32 prli_rsp_acc; /* num prli rsp accepts sent */
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u32 cleanup_comps; /* ITN cleanup completions */
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};
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/**
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* FCS tin attributes returned in queries
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*/
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struct bfa_tin_attr_s {
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enum bfa_tin_state_e state;
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u8 seq_retry; /* Sequence retry supported */
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u8 rsvd[3];
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};
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/**
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* BFA TIN async event data structure for BFAL
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*/
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enum bfa_tin_aen_event {
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BFA_TIN_AEN_ONLINE = 1, /* Target online */
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BFA_TIN_AEN_OFFLINE = 2, /* Target offline */
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BFA_TIN_AEN_DISCONNECT = 3, /* Target disconnected */
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};
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/**
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* BFA TIN event data structure.
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*/
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struct bfa_tin_aen_data_s {
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u16 vf_id; /* vf_id of the IT nexus */
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u16 rsvd[3];
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wwn_t lpwwn; /* WWN of logical port */
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wwn_t rpwwn; /* WWN of remote(target) port */
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};
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/**
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* Below APIs are needed from BFA driver
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* Move these to BFA driver public header file?
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*/
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/* TIN rcvd new PRLI & gets bfad_tin_t ptr from driver this callback */
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void *bfad_tin_rcvd_login_req(void *bfad_tm_port, void *bfa_tin,
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wwn_t rp_wwn, u32 rp_fcid,
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struct bfa_prli_req_s prli_req);
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/* TIN rcvd new PRLO */
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void bfad_tin_rcvd_logout_req(void *bfad_tin, wwn_t rp_wwn, u32 rp_fcid,
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struct bfa_prlo_req_s prlo_req);
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/* TIN is online and ready for IO */
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void bfad_tin_online(void *bfad_tin);
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/* TIN is offline and BFA driver can shutdown its upper stack */
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void bfad_tin_offline(void *bfad_tin);
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/* TIN does not need this BFA driver tin tag anymore, so can be freed */
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void bfad_tin_res_free(void *bfad_tin);
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#endif /* __BFA_DEFS_TIN_H__ */
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