1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2004-2006 Emulex. All rights reserved. * 5 * EMULEX and SLI are trademarks of Emulex. * 6 * www.emulex.com * 7 * Portions Copyright (C) 2004-2005 Christoph Hellwig * 8 * * 9 * This program is free software; you can redistribute it and/or * 10 * modify it under the terms of version 2 of the GNU General * 11 * Public License as published by the Free Software Foundation. * 12 * This program is distributed in the hope that it will be useful. * 13 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 14 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 15 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 16 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 17 * TO BE LEGALLY INVALID. See the GNU General Public License for * 18 * more details, a copy of which can be found in the file COPYING * 19 * included with this package. * 20 *******************************************************************/ 21 22 #ifndef _H_LPFC_VPORT 23 #define _H_LPFC_VPORT 24 25 /* API version values (each will be an individual bit) */ 26 #define VPORT_API_VERSION_1 0x01 27 28 /* Values returned via lpfc_vport_getinfo() */ 29 struct vport_info { 30 31 uint32_t api_versions; 32 uint8_t linktype; 33 #define VPORT_TYPE_PHYSICAL 0 34 #define VPORT_TYPE_VIRTUAL 1 35 36 uint8_t state; 37 #define VPORT_STATE_OFFLINE 0 38 #define VPORT_STATE_ACTIVE 1 39 #define VPORT_STATE_FAILED 2 40 41 uint8_t fail_reason; 42 uint8_t prev_fail_reason; 43 #define VPORT_FAIL_UNKNOWN 0 44 #define VPORT_FAIL_LINKDOWN 1 45 #define VPORT_FAIL_FAB_UNSUPPORTED 2 46 #define VPORT_FAIL_FAB_NORESOURCES 3 47 #define VPORT_FAIL_FAB_LOGOUT 4 48 #define VPORT_FAIL_ADAP_NORESOURCES 5 49 50 uint8_t node_name[8]; /* WWNN */ 51 uint8_t port_name[8]; /* WWPN */ 52 53 struct Scsi_Host *shost; 54 55 /* Following values are valid only on physical links */ 56 uint32_t vports_max; 57 uint32_t vports_inuse; 58 uint32_t rpi_max; 59 uint32_t rpi_inuse; 60 #define VPORT_CNT_INVALID 0xFFFFFFFF 61 }; 62 63 /* data used in link creation */ 64 struct vport_data { 65 uint32_t api_version; 66 67 uint32_t options; 68 #define VPORT_OPT_AUTORETRY 0x01 69 70 uint8_t node_name[8]; /* WWNN */ 71 uint8_t port_name[8]; /* WWPN */ 72 73 /* 74 * Upon successful creation, vport_shost will point to the new Scsi_Host 75 * structure for the new virtual link. 76 */ 77 struct Scsi_Host *vport_shost; 78 }; 79 80 /* API function return codes */ 81 #define VPORT_OK 0 82 #define VPORT_ERROR -1 83 #define VPORT_INVAL -2 84 #define VPORT_NOMEM -3 85 #define VPORT_NORESOURCES -4 86 87 int lpfc_vport_create(struct fc_vport *, bool); 88 int lpfc_vport_delete(struct fc_vport *); 89 int lpfc_vport_getinfo(struct Scsi_Host *, struct vport_info *); 90 int lpfc_vport_tgt_remove(struct Scsi_Host *, uint, uint); 91 struct lpfc_vport **lpfc_create_vport_work_array(struct lpfc_hba *); 92 void lpfc_destroy_vport_work_array(struct lpfc_hba *, struct lpfc_vport **); 93 int lpfc_alloc_vpi(struct lpfc_hba *phba); 94 95 /* 96 * queuecommand VPORT-specific return codes. Specified in the host byte code. 97 * Returned when the virtual link has failed or is not active. 98 */ 99 #define DID_VPORT_ERROR 0x0f 100 101 #define VPORT_INFO 0x1 102 #define VPORT_CREATE 0x2 103 #define VPORT_DELETE 0x4 104 105 struct vport_cmd_tag { 106 uint32_t cmd; 107 struct vport_data cdata; 108 struct vport_info cinfo; 109 void *vport; 110 int vport_num; 111 }; 112 113 void lpfc_vport_set_state(struct lpfc_vport *vport, 114 enum fc_vport_state new_state); 115 116 void lpfc_vport_reset_stat_data(struct lpfc_vport *); 117 void lpfc_alloc_bucket(struct lpfc_vport *); 118 void lpfc_free_bucket(struct lpfc_vport *); 119 120 #endif /* H_LPFC_VPORT */ 121