diff options
Diffstat (limited to 'drivers/s390/scsi/zfcp_fsf.h')
| -rw-r--r-- | drivers/s390/scsi/zfcp_fsf.h | 206 |
1 files changed, 69 insertions, 137 deletions
diff --git a/drivers/s390/scsi/zfcp_fsf.h b/drivers/s390/scsi/zfcp_fsf.h index bf94b4da076..57ae3ae1046 100644 --- a/drivers/s390/scsi/zfcp_fsf.h +++ b/drivers/s390/scsi/zfcp_fsf.h @@ -3,13 +3,15 @@ * * Interface to the FSF support functions. * - * Copyright IBM Corporation 2002, 2008 + * Copyright IBM Corp. 2002, 2010 */ #ifndef FSF_H #define FSF_H #include <linux/pfn.h> +#include <linux/scatterlist.h> +#include <scsi/libfc.h> #define FSF_QTCB_CURRENT_VERSION 0x00000001 @@ -34,13 +36,6 @@ #define FSF_CONFIG_COMMAND 0x00000003 #define FSF_PORT_COMMAND 0x00000004 -/* FSF control file upload/download operations' subtype and options */ -#define FSF_CFDC_OPERATION_SUBTYPE 0x00020001 -#define FSF_CFDC_OPTION_NORMAL_MODE 0x00000000 -#define FSF_CFDC_OPTION_FORCE 0x00000001 -#define FSF_CFDC_OPTION_FULL_ACCESS 0x00000002 -#define FSF_CFDC_OPTION_RESTRICTED_ACCESS 0x00000004 - /* FSF protocol states */ #define FSF_PROT_GOOD 0x00000001 #define FSF_PROT_QTCB_VERSION_ERROR 0x00000010 @@ -62,7 +57,6 @@ #define FSF_HANDLE_MISMATCH 0x00000005 #define FSF_SERVICE_CLASS_NOT_SUPPORTED 0x00000006 #define FSF_FCPLUN_NOT_VALID 0x00000009 -#define FSF_ACCESS_DENIED 0x00000010 #define FSF_LUN_SHARING_VIOLATION 0x00000012 #define FSF_FCP_COMMAND_DOES_NOT_EXIST 0x00000022 #define FSF_DIRECTION_INDICATOR_NOT_VALID 0x00000030 @@ -71,13 +65,6 @@ #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 @@ -85,13 +72,15 @@ #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_INCONSISTENT_PROT_DATA 0x00000070 +#define FSF_INVALID_PROT_PARM 0x00000071 +#define FSF_BLOCK_GUARD_CHECK_FAILURE 0x00000081 +#define FSF_APP_TAG_CHECK_FAILURE 0x00000082 +#define FSF_REF_TAG_CHECK_FAILURE 0x00000083 #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 -/* #define FSF_ERROR 0x000000FF */ #define FSF_PROT_STATUS_QUAL_SIZE 16 #define FSF_STATUS_QUALIFIER_SIZE 16 @@ -102,20 +91,9 @@ #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 @@ -144,14 +122,8 @@ #define FSF_STATUS_READ_LINK_DOWN 0x00000005 #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 */ -#define FSF_STATUS_READ_SUB_CLOSE_PHYS_PORT 0x00000001 -#define FSF_STATUS_READ_SUB_ERROR_PORT 0x00000002 - /* status subtypes for link down */ #define FSF_STATUS_READ_SUB_NO_PHYSICAL_LINK 0x00000000 #define FSF_STATUS_READ_SUB_FDISC_FAILED 0x00000001 @@ -159,20 +131,8 @@ /* 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 @@ -180,82 +140,35 @@ /* 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 +#define FSF_DATADIR_DIF_WRITE_INSERT 0x00000009 +#define FSF_DATADIR_DIF_READ_STRIP 0x0000000a +#define FSF_DATADIR_DIF_WRITE_CONVERT 0x0000000b +#define FSF_DATADIR_DIF_READ_CONVERT 0X0000000c + +/* data protection control flags */ +#define FSF_APP_TAG_CHECK_ENABLE 0x10 /* 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 /* channel features */ -#define FSF_FEATURE_CFDC 0x00000002 -#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_ELS_CT_CHAINED_SBALS 0x00000020 #define FSF_FEATURE_UPDATE_ALERT 0x00000100 #define FSF_FEATURE_MEASUREMENT_DATA 0x00000200 +#define FSF_FEATURE_DIF_PROT_TYPE1 0x00010000 +#define FSF_FEATURE_DIX_PROT_TCPIP 0x00020000 /* 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; @@ -265,11 +178,6 @@ 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; @@ -305,7 +213,8 @@ struct fsf_status_read_buffer { u32 length; u32 res1; struct fsf_queue_designator queue_designator; - u32 d_id; + u8 res2; + u8 d_id[3]; u32 class; u64 fcp_lun; u8 res3[24]; @@ -386,21 +295,7 @@ struct fsf_qtcb_header { u8 res4[16]; } __attribute__ ((packed)); -struct fsf_nport_serv_param { - u8 common_serv_param[16]; - u64 wwpn; - u64 wwnn; - u8 class1_serv_param[16]; - u8 class2_serv_param[16]; - u8 class3_serv_param[16]; - u8 class4_serv_param[16]; - u8 vendor_version_level[16]; -} __attribute__ ((packed)); - -struct fsf_plogi { - u32 code; - struct fsf_nport_serv_param serv_param; -} __attribute__ ((packed)); +#define FSF_PLOGI_MIN_LEN 112 #define FSF_FCP_CMND_SIZE 288 #define FSF_FCP_RSP_SIZE 128 @@ -408,9 +303,14 @@ struct fsf_plogi { struct fsf_qtcb_bottom_io { u32 data_direction; u32 service_class; - u8 res1[8]; + u8 res1; + u8 data_prot_flags; + u16 app_tag_value; + u32 ref_tag_value; u32 fcp_cmnd_length; - u8 res2[12]; + u32 data_block_length; + u32 prot_data_length; + u8 res2[4]; u8 fcp_cmnd[FSF_FCP_CMND_SIZE]; u8 fcp_rsp[FSF_FCP_RSP_SIZE]; u8 res3[64]; @@ -418,8 +318,8 @@ struct fsf_qtcb_bottom_io { struct fsf_qtcb_bottom_support { u32 operation_subtype; - u8 res1[12]; - u32 d_id; + u8 res1[13]; + u8 d_id[3]; u32 option; u64 fcp_lun; u64 res2; @@ -436,6 +336,8 @@ struct fsf_qtcb_bottom_support { u8 els[256]; } __attribute__ ((packed)); +#define ZFCP_FSF_TIMER_INT_MASK 0x3FFF + struct fsf_qtcb_bottom_config { u32 lic_version; u32 feature_selection; @@ -448,18 +350,18 @@ struct fsf_qtcb_bottom_config { u32 fc_topology; u32 fc_link_speed; u32 adapter_type; - u32 peer_d_id; - u8 res1[2]; + u8 res0; + u8 peer_d_id[3]; + u16 status_read_buf_num; u16 timer_interval; - u8 res2[8]; - u32 s_id; - struct fsf_nport_serv_param nport_serv_param; - u8 reserved_nport_serv_param[16]; + u8 res2[9]; + u8 s_id[3]; + u8 nport_serv_param[128]; u8 res3[8]; u32 adapter_ports; u32 hardware_version; u8 serial_number[32]; - struct fsf_nport_serv_param plogi_payload; + u8 plogi_payload[112]; struct fsf_statistics_info stat_info; u8 res4[112]; } __attribute__ ((packed)); @@ -514,4 +416,34 @@ struct fsf_qtcb { u8 log[FSF_QTCB_LOG_SIZE]; } __attribute__ ((packed)); +struct zfcp_blk_drv_data { +#define ZFCP_BLK_DRV_DATA_MAGIC 0x1 + u32 magic; +#define ZFCP_BLK_LAT_VALID 0x1 +#define ZFCP_BLK_REQ_ERROR 0x2 + u16 flags; + u8 inb_usage; + u8 outb_usage; + u64 channel_lat; + u64 fabric_lat; +} __attribute__ ((packed)); + +/** + * struct zfcp_fsf_ct_els - zfcp data for ct or els request + * @req: scatter-gather list for request + * @resp: scatter-gather list for response + * @handler: handler function (called for response to the request) + * @handler_data: data passed to handler function + * @port: Optional pointer to port for zfcp internal ELS (only test link ADISC) + * @status: used to pass error status to calling function + */ +struct zfcp_fsf_ct_els { + struct scatterlist *req; + struct scatterlist *resp; + void (*handler)(void *); + void *handler_data; + struct zfcp_port *port; + int status; +}; + #endif /* FSF_H */ |