1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2017 Broadcom. All Rights Reserved. The term * 5 * “Broadcom” refers to Broadcom Limited and/or its subsidiaries. * 6 * Copyright (C) 2004-2006 Emulex. All rights reserved. * 7 * EMULEX and SLI are trademarks of Emulex. * 8 * www.broadcom.com * 9 * Portions Copyright (C) 2004-2005 Christoph Hellwig * 10 * * 11 * This program is free software; you can redistribute it and/or * 12 * modify it under the terms of version 2 of the GNU General * 13 * Public License as published by the Free Software Foundation. * 14 * This program is distributed in the hope that it will be useful. * 15 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 16 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 17 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 18 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 19 * TO BE LEGALLY INVALID. See the GNU General Public License for * 20 * more details, a copy of which can be found in the file COPYING * 21 * included with this package. * 22 *******************************************************************/ 23 24 #ifndef _H_LPFC_VPORT 25 #define _H_LPFC_VPORT 26 27 /* API version values (each will be an individual bit) */ 28 #define VPORT_API_VERSION_1 0x01 29 30 /* Values returned via lpfc_vport_getinfo() */ 31 struct vport_info { 32 33 uint32_t api_versions; 34 uint8_t linktype; 35 #define VPORT_TYPE_PHYSICAL 0 36 #define VPORT_TYPE_VIRTUAL 1 37 38 uint8_t state; 39 #define VPORT_STATE_OFFLINE 0 40 #define VPORT_STATE_ACTIVE 1 41 #define VPORT_STATE_FAILED 2 42 43 uint8_t fail_reason; 44 uint8_t prev_fail_reason; 45 #define VPORT_FAIL_UNKNOWN 0 46 #define VPORT_FAIL_LINKDOWN 1 47 #define VPORT_FAIL_FAB_UNSUPPORTED 2 48 #define VPORT_FAIL_FAB_NORESOURCES 3 49 #define VPORT_FAIL_FAB_LOGOUT 4 50 #define VPORT_FAIL_ADAP_NORESOURCES 5 51 52 uint8_t node_name[8]; /* WWNN */ 53 uint8_t port_name[8]; /* WWPN */ 54 55 struct Scsi_Host *shost; 56 57 /* Following values are valid only on physical links */ 58 uint32_t vports_max; 59 uint32_t vports_inuse; 60 uint32_t rpi_max; 61 uint32_t rpi_inuse; 62 #define VPORT_CNT_INVALID 0xFFFFFFFF 63 }; 64 65 /* data used in link creation */ 66 struct vport_data { 67 uint32_t api_version; 68 69 uint32_t options; 70 #define VPORT_OPT_AUTORETRY 0x01 71 72 uint8_t node_name[8]; /* WWNN */ 73 uint8_t port_name[8]; /* WWPN */ 74 75 /* 76 * Upon successful creation, vport_shost will point to the new Scsi_Host 77 * structure for the new virtual link. 78 */ 79 struct Scsi_Host *vport_shost; 80 }; 81 82 /* API function return codes */ 83 #define VPORT_OK 0 84 #define VPORT_ERROR -1 85 #define VPORT_INVAL -2 86 #define VPORT_NOMEM -3 87 #define VPORT_NORESOURCES -4 88 89 int lpfc_vport_create(struct fc_vport *, bool); 90 int lpfc_vport_delete(struct fc_vport *); 91 int lpfc_vport_getinfo(struct Scsi_Host *, struct vport_info *); 92 int lpfc_vport_tgt_remove(struct Scsi_Host *, uint, uint); 93 struct lpfc_vport **lpfc_create_vport_work_array(struct lpfc_hba *); 94 void lpfc_destroy_vport_work_array(struct lpfc_hba *, struct lpfc_vport **); 95 int lpfc_alloc_vpi(struct lpfc_hba *phba); 96 97 /* 98 * queuecommand VPORT-specific return codes. Specified in the host byte code. 99 * Returned when the virtual link has failed or is not active. 100 */ 101 #define DID_VPORT_ERROR 0x0f 102 103 #define VPORT_INFO 0x1 104 #define VPORT_CREATE 0x2 105 #define VPORT_DELETE 0x4 106 107 struct vport_cmd_tag { 108 uint32_t cmd; 109 struct vport_data cdata; 110 struct vport_info cinfo; 111 void *vport; 112 int vport_num; 113 }; 114 115 void lpfc_vport_set_state(struct lpfc_vport *vport, 116 enum fc_vport_state new_state); 117 118 void lpfc_vport_reset_stat_data(struct lpfc_vport *); 119 void lpfc_alloc_bucket(struct lpfc_vport *); 120 void lpfc_free_bucket(struct lpfc_vport *); 121 122 #endif /* H_LPFC_VPORT */ 123