X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fscsi%2Flpfc%2Flpfc_disc.h;h=41cf5d3ea6ce53597b7b0e0f733d7b83991112e6;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=0b7ae7f55bf23658f52f450367f18330a0fd5d3e;hpb=87fc8d1bb10cd459024a742c6a10961fefcef18f;p=linux-2.6.git diff --git a/drivers/scsi/lpfc/lpfc_disc.h b/drivers/scsi/lpfc/lpfc_disc.h index 0b7ae7f55..41cf5d3ea 100644 --- a/drivers/scsi/lpfc/lpfc_disc.h +++ b/drivers/scsi/lpfc/lpfc_disc.h @@ -1,91 +1,73 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * - * Enterprise Fibre Channel Host Bus Adapters. * - * Refer to the README file included with this package for * - * driver version and adapter support. * - * Copyright (C) 2004 Emulex Corporation. * + * Fibre Channel Host Bus Adapters. * + * Copyright (C) 2004-2006 Emulex. All rights reserved. * + * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * * * This program is free software; you can redistribute it and/or * - * modify it under the terms of the GNU General Public License * - * as published by the Free Software Foundation; either version 2 * - * of the License, or (at your option) any later version. * - * * - * 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, a copy of which * - * can be found in the file COPYING included with this package. * + * modify it under the terms of version 2 of the GNU General * + * Public License as published by the Free Software Foundation. * + * This program is distributed in the hope that it will be useful. * + * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * + * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * + * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * + * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * + * TO BE LEGALLY INVALID. See the GNU General Public License for * + * more details, a copy of which can be found in the file COPYING * + * included with this package. * *******************************************************************/ -/* - * $Id: lpfc_disc.h 1.45 2004/11/10 11:40:40EST sf_support Exp $ - */ - -#ifndef _H_LPFC_DISC -#define _H_LPFC_DISC - -#include "lpfc_hw.h" - -struct lpfc_target; - #define FC_MAX_HOLD_RSCN 32 /* max number of deferred RSCNs */ #define FC_MAX_NS_RSP 65536 /* max size NameServer rsp */ #define FC_MAXLOOP 126 /* max devices supported on a fc loop */ #define LPFC_DISC_FLOGI_TMO 10 /* Discovery FLOGI ratov */ -/* Defines for failMask bitmask - * These are reasons that the device is not currently available - * for I/O to be sent. - */ -#define LPFC_DEV_LINK_DOWN 0x1 /* Link is down */ -#define LPFC_DEV_DISAPPEARED 0x2 /* Device disappeared from mapped - list */ -#define LPFC_DEV_DISCOVERY_INP 0x4 /* Device to go through discovery */ -#define LPFC_DEV_DISCONNECTED 0x8 /* noactive connection to remote dev */ - -/* These defines are used for set failMask routines */ -#define LPFC_SET_BITMASK 1 -#define LPFC_CLR_BITMASK 2 - -/* Provide an enumeration for the Types of addresses a FARP can resolve. */ -typedef enum lpfc_farp_addr_type { - LPFC_FARP_BY_IEEE, - LPFC_FARP_BY_WWPN, - LPFC_FARP_BY_WWNN, -} LPFC_FARP_ADDR_TYPE; /* This is the protocol dependent definition for a Node List Entry. * This is used by Fibre Channel protocol to support FCP. */ -struct lpfc_bindlist { - struct list_head nlp_listp; - struct lpfc_target *nlp_Target; /* ptr to the tgt structure */ - struct lpfc_name nlp_portname; /* port name */ - struct lpfc_name nlp_nodename; /* node name */ - uint16_t nlp_bind_type; - uint16_t nlp_sid; /* scsi id */ - uint32_t nlp_DID; /* FibreChannel D_ID of entry */ +/* worker thread events */ +enum lpfc_work_type { + LPFC_EVT_NODEV_TMO, + LPFC_EVT_ONLINE, + LPFC_EVT_OFFLINE, + LPFC_EVT_WARM_START, + LPFC_EVT_KILL, + LPFC_EVT_ELS_RETRY, +}; + +/* structure used to queue event to the discovery tasklet */ +struct lpfc_work_evt { + struct list_head evt_listp; + void * evt_arg1; + void * evt_arg2; + enum lpfc_work_type evt; }; + struct lpfc_nodelist { struct list_head nlp_listp; struct lpfc_name nlp_portname; /* port name */ struct lpfc_name nlp_nodename; /* node name */ - uint32_t nlp_failMask; /* failure mask for device */ uint32_t nlp_flag; /* entry flags */ uint32_t nlp_DID; /* FC D_ID of entry */ - uint32_t nlp_last_elscmd; /* Last ELS cmd sent */ + uint32_t nlp_last_elscmd; /* Last ELS cmd sent */ uint16_t nlp_type; #define NLP_FC_NODE 0x1 /* entry is an FC node */ #define NLP_FABRIC 0x4 /* entry rep a Fabric entity */ #define NLP_FCP_TARGET 0x8 /* entry is an FCP target */ +#define NLP_FCP_INITIATOR 0x10 /* entry is an FCP Initiator */ uint16_t nlp_rpi; uint16_t nlp_state; /* state transition indicator */ + uint16_t nlp_prev_state; /* state transition indicator */ uint16_t nlp_xri; /* output exchange id for RPI */ uint16_t nlp_sid; /* scsi id */ +#define NLP_NO_SID 0xffff + uint16_t nlp_maxframe; /* Max RCV frame size */ + uint8_t nlp_class_sup; /* Supported Classes */ uint8_t nlp_retry; /* used for ELS retries */ uint8_t nlp_disc_refcnt; /* used for DSM */ uint8_t nlp_fcp_info; /* class info, bits 0-3 */ @@ -93,28 +75,13 @@ struct lpfc_nodelist { struct timer_list nlp_delayfunc; /* Used for delayed ELS cmds */ struct timer_list nlp_tmofunc; /* Used for nodev tmo */ - struct lpfc_target *nlp_Target; /* Pointer to the target - structure */ - - struct lpfc_bindlist *nlp_listp_bind; /* Linked list bounded remote - ports */ - struct lpfc_nodelist *nlp_rpi_hash_next; + struct fc_rport *rport; /* Corresponding FC transport + port structure */ struct lpfc_hba *nlp_phba; -}; - -/*++ - * lpfc_node_farp_list: - * This data structure defines the attributes associated with - * an outstanding FARP REQ to a remote node. - * - * listentry - head of this list of pending farp requests. - * rnode_addr - The address of the remote node. Either the IEEE, WWPN, or - * WWNN. Used in the FARP request. - * - --*/ -struct lpfc_node_farp_pend { - struct list_head listentry; - struct lpfc_name rnode_addr; + struct lpfc_work_evt nodev_timeout_evt; + struct lpfc_work_evt els_retry_evt; + unsigned long last_ramp_up_time; /* jiffy of last ramp up */ + unsigned long last_q_full_time; /* jiffy of last queue full */ }; /* Defines for nlp_flag (uint32) */ @@ -135,24 +102,18 @@ struct lpfc_node_farp_pend { #define NLP_LOGO_SND 0x100 /* sent LOGO request for this entry */ #define NLP_RNID_SND 0x400 /* sent RNID request for this entry */ #define NLP_ELS_SND_MASK 0x7e0 /* sent ELS request for this entry */ -#define NLP_AUTOMAP 0x800 /* Entry was automap'ed */ -#define NLP_SEED_WWPN 0x1000 /* Entry scsi id is seeded for WWPN */ -#define NLP_SEED_WWNN 0x2000 /* Entry scsi id is seeded for WWNN */ -#define NLP_SEED_DID 0x4000 /* Entry scsi id is seeded for DID */ -#define NLP_SEED_MASK 0x807000 /* mask for seeded flags */ -#define NLP_NS_NODE 0x8000 /* Authenticated entry by NameServer */ #define NLP_NODEV_TMO 0x10000 /* nodev timeout is running for node */ #define NLP_DELAY_TMO 0x20000 /* delay timeout is running for node */ #define NLP_NPR_2B_DISC 0x40000 /* node is included in num_disc_nodes */ #define NLP_RCV_PLOGI 0x80000 /* Rcv'ed PLOGI from remote system */ #define NLP_LOGO_ACC 0x100000 /* Process LOGO after ACC completes */ #define NLP_TGT_NO_SCSIID 0x200000 /* good PRLI but no binding for scsid */ -#define NLP_SEED_ALPA 0x800000 /* SCSI id is derived from alpa array */ #define NLP_ACC_REGLOGIN 0x1000000 /* Issue Reg Login after successful ACC */ #define NLP_NPR_ADISC 0x2000000 /* Issue ADISC when dq'ed from NPR list */ #define NLP_DELAY_REMOVE 0x4000000 /* Defer removal till end of DSM */ +#define NLP_NODEV_REMOVE 0x8000000 /* Defer removal till discovery ends */ /* Defines for list searchs */ #define NLP_SEARCH_MAPPED 0x1 /* search mapped */ @@ -248,23 +209,3 @@ struct lpfc_node_farp_pend { #define NLP_EVT_DEVICE_RECOVERY 0xc /* Device existence unknown */ #define NLP_EVT_MAX_EVENT 0xd -/* structure used to queue event to the discovery tasklet */ -struct lpfc_disc_evt { - struct list_head evt_listp; - void * evt_arg1; - void * evt_arg2; - uint32_t evt; -}; -typedef struct lpfc_disc_evt LPFC_DISC_EVT_t; - -#define LPFC_EVT_MBOX 0x1 -#define LPFC_EVT_SOL_IOCB 0x2 -#define LPFC_EVT_UNSOL_IOCB 0x3 -#define LPFC_EVT_NODEV_TMO 0x4 -#define LPFC_EVT_SCAN 0x5 - -/* Definitions for Binding Entry Type for lpfc_parse_binding_entry() */ -#define LPFC_BIND_WW_NN_PN 0 -#define LPFC_BIND_DID 1 - -#endif /* _H_LPFC_DISC */