forked from luck/tmp_suning_uos_patched
f1c3b0fcbb
Add bsg (SGIOv4) support for sending and receiving ELS, CT commands This patch adds a new file, lpfc_bsg.c. Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
200 lines
5.7 KiB
C
200 lines
5.7 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) 2008 Emulex. All rights reserved. *
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* EMULEX and SLI are trademarks of Emulex. *
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* www.emulex.com *
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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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/* Event definitions for RegisterForEvent */
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#define FC_REG_LINK_EVENT 0x0001 /* link up / down events */
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#define FC_REG_RSCN_EVENT 0x0002 /* RSCN events */
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#define FC_REG_CT_EVENT 0x0004 /* CT request events */
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#define FC_REG_DUMP_EVENT 0x0010 /* Dump events */
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#define FC_REG_TEMPERATURE_EVENT 0x0020 /* temperature events */
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#define FC_REG_VPORTRSCN_EVENT 0x0040 /* Vport RSCN events */
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#define FC_REG_ELS_EVENT 0x0080 /* lpfc els events */
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#define FC_REG_FABRIC_EVENT 0x0100 /* lpfc fabric events */
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#define FC_REG_SCSI_EVENT 0x0200 /* lpfc scsi events */
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#define FC_REG_BOARD_EVENT 0x0400 /* lpfc board events */
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#define FC_REG_ADAPTER_EVENT 0x0800 /* lpfc adapter events */
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#define FC_REG_EVENT_MASK (FC_REG_LINK_EVENT | \
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FC_REG_RSCN_EVENT | \
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FC_REG_CT_EVENT | \
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FC_REG_DUMP_EVENT | \
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FC_REG_TEMPERATURE_EVENT | \
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FC_REG_VPORTRSCN_EVENT | \
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FC_REG_ELS_EVENT | \
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FC_REG_FABRIC_EVENT | \
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FC_REG_SCSI_EVENT | \
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FC_REG_BOARD_EVENT | \
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FC_REG_ADAPTER_EVENT)
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/* Temperature events */
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#define LPFC_CRIT_TEMP 0x1
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#define LPFC_THRESHOLD_TEMP 0x2
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#define LPFC_NORMAL_TEMP 0x3
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/*
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* All net link event payloads will begin with and event type
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* and subcategory. The event type must come first.
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* The subcategory further defines the data that follows in the rest
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* of the payload. Each category will have its own unique header plus
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* any addtional data unique to the subcategory.
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* The payload sent via the fc transport is one-way driver->application.
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*/
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/* RSCN event header */
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struct lpfc_rscn_event_header {
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uint32_t event_type;
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uint32_t payload_length; /* RSCN data length in bytes */
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uint32_t rscn_payload[];
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};
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/* els event header */
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struct lpfc_els_event_header {
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uint32_t event_type;
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uint32_t subcategory;
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uint8_t wwpn[8];
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uint8_t wwnn[8];
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};
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/* subcategory codes for FC_REG_ELS_EVENT */
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#define LPFC_EVENT_PLOGI_RCV 0x01
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#define LPFC_EVENT_PRLO_RCV 0x02
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#define LPFC_EVENT_ADISC_RCV 0x04
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#define LPFC_EVENT_LSRJT_RCV 0x08
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#define LPFC_EVENT_LOGO_RCV 0x10
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/* special els lsrjt event */
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struct lpfc_lsrjt_event {
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struct lpfc_els_event_header header;
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uint32_t command;
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uint32_t reason_code;
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uint32_t explanation;
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};
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/* special els logo event */
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struct lpfc_logo_event {
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struct lpfc_els_event_header header;
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uint8_t logo_wwpn[8];
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};
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/* fabric event header */
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struct lpfc_fabric_event_header {
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uint32_t event_type;
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uint32_t subcategory;
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uint8_t wwpn[8];
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uint8_t wwnn[8];
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};
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/* subcategory codes for FC_REG_FABRIC_EVENT */
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#define LPFC_EVENT_FABRIC_BUSY 0x01
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#define LPFC_EVENT_PORT_BUSY 0x02
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#define LPFC_EVENT_FCPRDCHKERR 0x04
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/* special case fabric fcprdchkerr event */
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struct lpfc_fcprdchkerr_event {
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struct lpfc_fabric_event_header header;
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uint32_t lun;
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uint32_t opcode;
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uint32_t fcpiparam;
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};
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/* scsi event header */
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struct lpfc_scsi_event_header {
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uint32_t event_type;
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uint32_t subcategory;
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uint32_t lun;
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uint8_t wwpn[8];
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uint8_t wwnn[8];
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};
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/* subcategory codes for FC_REG_SCSI_EVENT */
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#define LPFC_EVENT_QFULL 0x0001
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#define LPFC_EVENT_DEVBSY 0x0002
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#define LPFC_EVENT_CHECK_COND 0x0004
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#define LPFC_EVENT_LUNRESET 0x0008
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#define LPFC_EVENT_TGTRESET 0x0010
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#define LPFC_EVENT_BUSRESET 0x0020
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#define LPFC_EVENT_VARQUEDEPTH 0x0040
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/* special case scsi varqueuedepth event */
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struct lpfc_scsi_varqueuedepth_event {
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struct lpfc_scsi_event_header scsi_event;
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uint32_t oldval;
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uint32_t newval;
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};
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/* special case scsi check condition event */
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struct lpfc_scsi_check_condition_event {
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struct lpfc_scsi_event_header scsi_event;
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uint8_t opcode;
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uint8_t sense_key;
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uint8_t asc;
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uint8_t ascq;
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};
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/* event codes for FC_REG_BOARD_EVENT */
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#define LPFC_EVENT_PORTINTERR 0x01
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/* board event header */
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struct lpfc_board_event_header {
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uint32_t event_type;
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uint32_t subcategory;
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};
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/* event codes for FC_REG_ADAPTER_EVENT */
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#define LPFC_EVENT_ARRIVAL 0x01
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/* adapter event header */
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struct lpfc_adapter_event_header {
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uint32_t event_type;
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uint32_t subcategory;
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};
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/* event codes for temp_event */
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#define LPFC_CRIT_TEMP 0x1
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#define LPFC_THRESHOLD_TEMP 0x2
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#define LPFC_NORMAL_TEMP 0x3
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struct temp_event {
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uint32_t event_type;
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uint32_t event_code;
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uint32_t data;
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};
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/* bsg definitions */
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#define LPFC_BSG_VENDOR_SET_CT_EVENT 1
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#define LPFC_BSG_VENDOR_GET_CT_EVENT 2
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struct set_ct_event {
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uint32_t command;
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uint32_t ev_req_id;
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uint32_t ev_reg_id;
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};
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struct get_ct_event {
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uint32_t command;
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uint32_t ev_reg_id;
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uint32_t ev_req_id;
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};
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struct get_ct_event_reply {
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uint32_t immed_data;
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uint32_t type;
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};
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