mirror of https://gitee.com/openkylin/linux.git
123 lines
3.9 KiB
C
123 lines
3.9 KiB
C
/*******************************************************************
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* This file is part of the Emulex Linux Device Driver for *
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* Fibre Channel Host Bus Adapters. *
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* Copyright (C) 2017 Broadcom. All Rights Reserved. The term *
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* “Broadcom” refers to Broadcom Limited and/or its subsidiaries. *
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* Copyright (C) 2004-2006 Emulex. All rights reserved. *
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* EMULEX and SLI are trademarks of Emulex. *
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* www.broadcom.com *
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* Portions Copyright (C) 2004-2005 Christoph Hellwig *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of version 2 of the GNU General *
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* Public License as published by the Free Software Foundation. *
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* This program is distributed in the hope that it will be useful. *
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* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
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* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
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* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
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* DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
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* TO BE LEGALLY INVALID. See the GNU General Public License for *
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* more details, a copy of which can be found in the file COPYING *
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* included with this package. *
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*******************************************************************/
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#ifndef _H_LPFC_VPORT
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#define _H_LPFC_VPORT
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/* API version values (each will be an individual bit) */
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#define VPORT_API_VERSION_1 0x01
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/* Values returned via lpfc_vport_getinfo() */
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struct vport_info {
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uint32_t api_versions;
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uint8_t linktype;
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#define VPORT_TYPE_PHYSICAL 0
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#define VPORT_TYPE_VIRTUAL 1
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uint8_t state;
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#define VPORT_STATE_OFFLINE 0
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#define VPORT_STATE_ACTIVE 1
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#define VPORT_STATE_FAILED 2
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uint8_t fail_reason;
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uint8_t prev_fail_reason;
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#define VPORT_FAIL_UNKNOWN 0
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#define VPORT_FAIL_LINKDOWN 1
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#define VPORT_FAIL_FAB_UNSUPPORTED 2
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#define VPORT_FAIL_FAB_NORESOURCES 3
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#define VPORT_FAIL_FAB_LOGOUT 4
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#define VPORT_FAIL_ADAP_NORESOURCES 5
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uint8_t node_name[8]; /* WWNN */
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uint8_t port_name[8]; /* WWPN */
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struct Scsi_Host *shost;
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/* Following values are valid only on physical links */
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uint32_t vports_max;
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uint32_t vports_inuse;
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uint32_t rpi_max;
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uint32_t rpi_inuse;
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#define VPORT_CNT_INVALID 0xFFFFFFFF
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};
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/* data used in link creation */
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struct vport_data {
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uint32_t api_version;
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uint32_t options;
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#define VPORT_OPT_AUTORETRY 0x01
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uint8_t node_name[8]; /* WWNN */
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uint8_t port_name[8]; /* WWPN */
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/*
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* Upon successful creation, vport_shost will point to the new Scsi_Host
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* structure for the new virtual link.
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*/
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struct Scsi_Host *vport_shost;
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};
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/* API function return codes */
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#define VPORT_OK 0
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#define VPORT_ERROR -1
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#define VPORT_INVAL -2
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#define VPORT_NOMEM -3
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#define VPORT_NORESOURCES -4
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int lpfc_vport_create(struct fc_vport *, bool);
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int lpfc_vport_delete(struct fc_vport *);
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int lpfc_vport_getinfo(struct Scsi_Host *, struct vport_info *);
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int lpfc_vport_tgt_remove(struct Scsi_Host *, uint, uint);
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struct lpfc_vport **lpfc_create_vport_work_array(struct lpfc_hba *);
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void lpfc_destroy_vport_work_array(struct lpfc_hba *, struct lpfc_vport **);
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int lpfc_alloc_vpi(struct lpfc_hba *phba);
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/*
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* queuecommand VPORT-specific return codes. Specified in the host byte code.
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* Returned when the virtual link has failed or is not active.
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*/
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#define DID_VPORT_ERROR 0x0f
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#define VPORT_INFO 0x1
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#define VPORT_CREATE 0x2
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#define VPORT_DELETE 0x4
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struct vport_cmd_tag {
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uint32_t cmd;
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struct vport_data cdata;
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struct vport_info cinfo;
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void *vport;
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int vport_num;
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};
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void lpfc_vport_set_state(struct lpfc_vport *vport,
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enum fc_vport_state new_state);
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void lpfc_vport_reset_stat_data(struct lpfc_vport *);
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void lpfc_alloc_bucket(struct lpfc_vport *);
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void lpfc_free_bucket(struct lpfc_vport *);
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#endif /* H_LPFC_VPORT */
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