diff options
Diffstat (limited to 'include/scsi')
| -rw-r--r-- | include/scsi/libiscsi.h | 15 | ||||
| -rw-r--r-- | include/scsi/scsi_transport_iscsi.h | 29 |
2 files changed, 23 insertions, 21 deletions
diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h index cbf7e58bd6f..ba2760802de 100644 --- a/include/scsi/libiscsi.h +++ b/include/scsi/libiscsi.h @@ -157,6 +157,11 @@ struct iscsi_conn { int max_xmit_dlength; /* target_max_recv_dsl */ int hdrdgst_en; int datadgst_en; + int ifmarker_en; + int ofmarker_en; + /* values userspace uses to id a conn */ + int persistent_port; + char *persistent_address; /* MIB-statistics */ uint64_t txdata_octets; @@ -196,8 +201,8 @@ struct iscsi_session { int pdu_inorder_en; int dataseq_inorder_en; int erl; - int ifmarker_en; - int ofmarker_en; + int tpgt; + char *targetname; /* control data */ struct iscsi_transport *tt; @@ -240,6 +245,10 @@ iscsi_session_setup(struct iscsi_transport *, struct scsi_transport_template *, extern void iscsi_session_teardown(struct iscsi_cls_session *); extern struct iscsi_session *class_to_transport_session(struct iscsi_cls_session *); extern void iscsi_session_recovery_timedout(struct iscsi_cls_session *); +extern int iscsi_set_param(struct iscsi_cls_conn *cls_conn, + enum iscsi_param param, char *buf, int buflen); +extern int iscsi_session_get_param(struct iscsi_cls_session *cls_session, + enum iscsi_param param, char *buf); #define session_to_cls(_sess) \ hostdata_session(_sess->host->hostdata) @@ -255,6 +264,8 @@ extern void iscsi_conn_stop(struct iscsi_cls_conn *, int); extern int iscsi_conn_bind(struct iscsi_cls_session *, struct iscsi_cls_conn *, int); extern void iscsi_conn_failure(struct iscsi_conn *conn, enum iscsi_err err); +extern int iscsi_conn_get_param(struct iscsi_cls_conn *cls_conn, + enum iscsi_param param, char *buf); /* * pdu and task processing diff --git a/include/scsi/scsi_transport_iscsi.h b/include/scsi/scsi_transport_iscsi.h index b95151aec60..05397058a9b 100644 --- a/include/scsi/scsi_transport_iscsi.h +++ b/include/scsi/scsi_transport_iscsi.h @@ -34,6 +34,7 @@ struct iscsi_cls_conn; struct iscsi_conn; struct iscsi_cmd_task; struct iscsi_mgmt_task; +struct sockaddr; /** * struct iscsi_transport - iSCSI Transport template @@ -46,7 +47,12 @@ struct iscsi_mgmt_task; * @bind_conn: associate this connection with existing iSCSI session * and specified transport descriptor * @destroy_conn: destroy inactive iSCSI connection - * @set_param: set iSCSI Data-Path operational parameter + * @set_param: set iSCSI parameter. Return 0 on success, -ENODATA + * when param is not supported, and a -Exx value on other + * error. + * @get_param get iSCSI parameter. Must return number of bytes + * copied to buffer on success, -ENODATA when param + * is not supported, and a -Exx value on other error * @start_conn: set connection to be operational * @stop_conn: suspend/recover/terminate connection * @send_pdu: send iSCSI PDU, Login, Logout, NOP-Out, Reject, Text. @@ -97,15 +103,11 @@ struct iscsi_transport { void (*stop_conn) (struct iscsi_cls_conn *conn, int flag); void (*destroy_conn) (struct iscsi_cls_conn *conn); int (*set_param) (struct iscsi_cls_conn *conn, enum iscsi_param param, - uint32_t value); + char *buf, int buflen); int (*get_conn_param) (struct iscsi_cls_conn *conn, - enum iscsi_param param, uint32_t *value); + enum iscsi_param param, char *buf); int (*get_session_param) (struct iscsi_cls_session *session, - enum iscsi_param param, uint32_t *value); - int (*get_conn_str_param) (struct iscsi_cls_conn *conn, - enum iscsi_param param, char *buf); - int (*get_session_str_param) (struct iscsi_cls_session *session, - enum iscsi_param param, char *buf); + enum iscsi_param param, char *buf); int (*send_pdu) (struct iscsi_cls_conn *conn, struct iscsi_hdr *hdr, char *data, uint32_t data_size); void (*get_stats) (struct iscsi_cls_conn *conn, @@ -157,13 +159,6 @@ struct iscsi_cls_conn { struct iscsi_transport *transport; uint32_t cid; /* connection id */ - /* portal/group values we got during discovery */ - char *persistent_address; - int persistent_port; - /* portal/group values we are currently using */ - char *address; - int port; - int active; /* must be accessed with the connlock */ struct device dev; /* sysfs transport/container device */ struct mempool_zone *z_error; @@ -187,10 +182,6 @@ struct iscsi_cls_session { struct list_head host_list; struct iscsi_transport *transport; - /* iSCSI values used as unique id by userspace. */ - char *targetname; - int tpgt; - /* recovery fields */ int recovery_tmo; struct work_struct recovery_work; |