X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fs390%2Fscsi%2Fzfcp_fsf.h;h=fd3a88777ac8ea200aacb81bbfe72fb9792d86df;hb=9fb3cd86e4870d54d71a80323e97c48df4de05bd;hp=099970b2700175f01bbbad8de08e96871f108a7e;hpb=5f78e4d33945b291d12765cdd7e4304f437b9361;p=linux-2.6-omap-h63xx.git diff --git a/drivers/s390/scsi/zfcp_fsf.h b/drivers/s390/scsi/zfcp_fsf.h index 099970b2700..fd3a88777ac 100644 --- a/drivers/s390/scsi/zfcp_fsf.h +++ b/drivers/s390/scsi/zfcp_fsf.h @@ -1,27 +1,16 @@ /* - * This file is part of the zfcp device driver for - * FCP adapters for IBM System z9 and zSeries. + * zfcp device driver * - * (C) Copyright IBM Corp. 2002, 2006 + * Interface to the FSF support functions. * - * 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, 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * Copyright IBM Corporation 2002, 2008 */ #ifndef FSF_H #define FSF_H +#include + #define FSF_QTCB_CURRENT_VERSION 0x00000001 /* FSF commands */ @@ -82,13 +71,6 @@ #define FSF_MAXIMUM_NUMBER_OF_LUNS_EXCEEDED 0x00000041 #define FSF_ELS_COMMAND_REJECTED 0x00000050 #define FSF_GENERIC_COMMAND_REJECTED 0x00000051 -#define FSF_OPERATION_PARTIALLY_SUCCESSFUL 0x00000052 -#define FSF_AUTHORIZATION_FAILURE 0x00000053 -#define FSF_CFDC_ERROR_DETECTED 0x00000054 -#define FSF_CONTROL_FILE_UPDATE_ERROR 0x00000055 -#define FSF_CONTROL_FILE_TOO_LARGE 0x00000056 -#define FSF_ACCESS_CONFLICT_DETECTED 0x00000057 -#define FSF_CONFLICTS_OVERRULED 0x00000058 #define FSF_PORT_BOXED 0x00000059 #define FSF_LUN_BOXED 0x0000005A #define FSF_EXCHANGE_CONFIG_DATA_INCOMPLETE 0x0000005B @@ -96,9 +78,7 @@ #define FSF_REQUEST_SIZE_TOO_LARGE 0x00000061 #define FSF_RESPONSE_SIZE_TOO_LARGE 0x00000062 #define FSF_SBAL_MISMATCH 0x00000063 -#define FSF_OPEN_PORT_WITHOUT_PRLI 0x00000064 #define FSF_ADAPTER_STATUS_AVAILABLE 0x000000AD -#define FSF_FCP_RSP_AVAILABLE 0x000000AF #define FSF_UNKNOWN_COMMAND 0x000000E2 #define FSF_UNKNOWN_OP_SUBTYPE 0x000000E3 #define FSF_INVALID_COMMAND_OPTION 0x000000E5 @@ -113,20 +93,9 @@ #define FSF_SQ_RETRY_IF_POSSIBLE 0x02 #define FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED 0x03 #define FSF_SQ_INVOKE_LINK_TEST_PROCEDURE 0x04 -#define FSF_SQ_ULP_PROGRAMMING_ERROR 0x05 #define FSF_SQ_COMMAND_ABORTED 0x06 #define FSF_SQ_NO_RETRY_POSSIBLE 0x07 -/* FSF status qualifier for CFDC commands */ -#define FSF_SQ_CFDC_HARDENED_ON_SE 0x00000000 -#define FSF_SQ_CFDC_COULD_NOT_HARDEN_ON_SE 0x00000001 -#define FSF_SQ_CFDC_COULD_NOT_HARDEN_ON_SE2 0x00000002 -/* CFDC subtable codes */ -#define FSF_SQ_CFDC_SUBTABLE_OS 0x0001 -#define FSF_SQ_CFDC_SUBTABLE_PORT_WWPN 0x0002 -#define FSF_SQ_CFDC_SUBTABLE_PORT_DID 0x0003 -#define FSF_SQ_CFDC_SUBTABLE_LUN 0x0004 - /* FSF status qualifier (most significant 4 bytes), local link down */ #define FSF_PSQ_LINK_NO_LIGHT 0x00000004 #define FSF_PSQ_LINK_WRAP_PLUG 0x00000008 @@ -156,7 +125,6 @@ #define FSF_STATUS_READ_LINK_UP 0x00000006 #define FSF_STATUS_READ_NOTIFICATION_LOST 0x00000009 #define FSF_STATUS_READ_CFDC_UPDATED 0x0000000A -#define FSF_STATUS_READ_CFDC_HARDENED 0x0000000B #define FSF_STATUS_READ_FEATURE_UPDATE_ALERT 0x0000000C /* status subtypes in status read buffer */ @@ -170,20 +138,9 @@ /* status subtypes for unsolicited status notification lost */ #define FSF_STATUS_READ_SUB_INCOMING_ELS 0x00000001 -#define FSF_STATUS_READ_SUB_SENSE_DATA 0x00000002 -#define FSF_STATUS_READ_SUB_LINK_STATUS 0x00000004 -#define FSF_STATUS_READ_SUB_PORT_CLOSED 0x00000008 -#define FSF_STATUS_READ_SUB_BIT_ERROR_THRESHOLD 0x00000010 #define FSF_STATUS_READ_SUB_ACT_UPDATED 0x00000020 -#define FSF_STATUS_READ_SUB_ACT_HARDENED 0x00000040 -#define FSF_STATUS_READ_SUB_FEATURE_UPDATE_ALERT 0x00000080 - -/* status subtypes for CFDC */ -#define FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE 0x00000002 -#define FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE2 0x0000000F /* topologie that is detected by the adapter */ -#define FSF_TOPO_ERROR 0x00000000 #define FSF_TOPO_P2P 0x00000001 #define FSF_TOPO_FABRIC 0x00000002 #define FSF_TOPO_AL 0x00000003 @@ -191,17 +148,13 @@ /* data direction for FCP commands */ #define FSF_DATADIR_WRITE 0x00000001 #define FSF_DATADIR_READ 0x00000002 -#define FSF_DATADIR_READ_WRITE 0x00000003 #define FSF_DATADIR_CMND 0x00000004 /* fc service class */ -#define FSF_CLASS_1 0x00000001 -#define FSF_CLASS_2 0x00000002 #define FSF_CLASS_3 0x00000003 /* SBAL chaining */ #define FSF_MAX_SBALS_PER_REQ 36 -#define FSF_MAX_SBALS_PER_ELS_REQ 2 /* logging space behind QTCB */ #define FSF_QTCB_LOG_SIZE 1024 @@ -211,53 +164,29 @@ #define FSF_FEATURE_LUN_SHARING 0x00000004 #define FSF_FEATURE_NOTIFICATION_LOST 0x00000008 #define FSF_FEATURE_HBAAPI_MANAGEMENT 0x00000010 -#define FSF_FEATURE_ELS_CT_CHAINED_SBALS 0x00000020 #define FSF_FEATURE_UPDATE_ALERT 0x00000100 #define FSF_FEATURE_MEASUREMENT_DATA 0x00000200 /* host connection features */ #define FSF_FEATURE_NPIV_MODE 0x00000001 -#define FSF_FEATURE_VM_ASSIGNED_WWPN 0x00000002 /* option */ #define FSF_OPEN_LUN_SUPPRESS_BOXING 0x00000001 -#define FSF_OPEN_LUN_REPLICATE_SENSE 0x00000002 - -/* adapter types */ -#define FSF_ADAPTER_TYPE_FICON 0x00000001 -#define FSF_ADAPTER_TYPE_FICON_EXPRESS 0x00000002 - -/* port types */ -#define FSF_HBA_PORTTYPE_UNKNOWN 0x00000001 -#define FSF_HBA_PORTTYPE_NOTPRESENT 0x00000003 -#define FSF_HBA_PORTTYPE_NPORT 0x00000005 -#define FSF_HBA_PORTTYPE_PTP 0x00000021 -/* following are not defined and used by FSF Spec - but are additionally defined by FC-HBA */ -#define FSF_HBA_PORTTYPE_OTHER 0x00000002 -#define FSF_HBA_PORTTYPE_NOTPRESENT 0x00000003 -#define FSF_HBA_PORTTYPE_NLPORT 0x00000006 -#define FSF_HBA_PORTTYPE_FLPORT 0x00000007 -#define FSF_HBA_PORTTYPE_FPORT 0x00000008 -#define FSF_HBA_PORTTYPE_LPORT 0x00000020 - -/* port states */ -#define FSF_HBA_PORTSTATE_UNKNOWN 0x00000001 -#define FSF_HBA_PORTSTATE_ONLINE 0x00000002 -#define FSF_HBA_PORTSTATE_OFFLINE 0x00000003 -#define FSF_HBA_PORTSTATE_LINKDOWN 0x00000006 -#define FSF_HBA_PORTSTATE_ERROR 0x00000007 - -/* IO states of adapter */ -#define FSF_IOSTAT_NPORT_RJT 0x00000004 -#define FSF_IOSTAT_FABRIC_RJT 0x00000005 -#define FSF_IOSTAT_LS_RJT 0x00000009 /* open LUN access flags*/ -#define FSF_UNIT_ACCESS_OPEN_LUN_ALLOWED 0x01000000 #define FSF_UNIT_ACCESS_EXCLUSIVE 0x02000000 #define FSF_UNIT_ACCESS_OUTBOUND_TRANSFER 0x10000000 +/* FSF interface for CFDC */ +#define ZFCP_CFDC_MAX_SIZE 127 * 1024 +#define ZFCP_CFDC_PAGES PFN_UP(ZFCP_CFDC_MAX_SIZE) + +struct zfcp_fsf_cfdc { + struct scatterlist sg[ZFCP_CFDC_PAGES]; + u32 command; + u32 option; +}; + struct fsf_queue_designator { u8 cssid; u8 chpid; @@ -266,11 +195,6 @@ struct fsf_queue_designator { u32 res1; } __attribute__ ((packed)); -struct fsf_port_closed_payload { - struct fsf_queue_designator queue_designator; - u32 port_handle; -} __attribute__ ((packed)); - struct fsf_bit_error_payload { u32 res1; u32 link_failure_error_count; @@ -288,6 +212,18 @@ struct fsf_bit_error_payload { u32 current_transmit_b2b_credit; } __attribute__ ((packed)); +struct fsf_link_down_info { + u32 error_code; + u32 res1; + u8 res2[2]; + u8 primary_status; + u8 ioerr_code; + u8 action_code; + u8 reason_code; + u8 explanation_code; + u8 vendor_specific_code; +} __attribute__ ((packed)); + struct fsf_status_read_buffer { u32 status_type; u32 status_subtype; @@ -298,7 +234,12 @@ struct fsf_status_read_buffer { u32 class; u64 fcp_lun; u8 res3[24]; - u8 payload[FSF_STATUS_READ_PAYLOAD_SIZE]; + union { + u8 data[FSF_STATUS_READ_PAYLOAD_SIZE]; + u32 word[FSF_STATUS_READ_PAYLOAD_SIZE/sizeof(u32)]; + struct fsf_link_down_info link_down_info; + struct fsf_bit_error_payload bit_error; + } payload; } __attribute__ ((packed)); struct fsf_qual_version_error { @@ -311,23 +252,19 @@ struct fsf_qual_sequence_error { u32 res1[3]; } __attribute__ ((packed)); -struct fsf_link_down_info { - u32 error_code; - u32 res1; - u8 res2[2]; - u8 primary_status; - u8 ioerr_code; - u8 action_code; - u8 reason_code; - u8 explanation_code; - u8 vendor_specific_code; +struct fsf_qual_latency_info { + u32 channel_lat; + u32 fabric_lat; + u8 res1[8]; } __attribute__ ((packed)); union fsf_prot_status_qual { + u32 word[FSF_PROT_STATUS_QUAL_SIZE / sizeof(u32)]; u64 doubleword[FSF_PROT_STATUS_QUAL_SIZE / sizeof(u64)]; struct fsf_qual_version_error version_error; struct fsf_qual_sequence_error sequence_error; struct fsf_link_down_info link_down_info; + struct fsf_qual_latency_info latency_info; } __attribute__ ((packed)); struct fsf_qtcb_prefix { @@ -437,7 +374,9 @@ struct fsf_qtcb_bottom_config { u32 fc_link_speed; u32 adapter_type; u32 peer_d_id; - u8 res2[12]; + u8 res1[2]; + u16 timer_interval; + u8 res2[8]; u32 s_id; struct fsf_nport_serv_param nport_serv_param; u8 reserved_nport_serv_param[16];