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Diffstat (limited to 'include/scsi/libiscsi.h')
-rw-r--r--include/scsi/libiscsi.h30
1 files changed, 26 insertions, 4 deletions
diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h
index 889f51fabab..7b90b63fb5c 100644
--- a/include/scsi/libiscsi.h
+++ b/include/scsi/libiscsi.h
@@ -70,8 +70,6 @@ enum {
#define ISCSI_SUSPEND_BIT 1
#define ISCSI_ITT_MASK (0xfff)
-#define ISCSI_CID_SHIFT 12
-#define ISCSI_CID_MASK (0xffff << ISCSI_CID_SHIFT)
#define ISCSI_AGE_SHIFT 28
#define ISCSI_AGE_MASK (0xf << ISCSI_AGE_SHIFT)
@@ -135,6 +133,14 @@ static inline void* iscsi_next_hdr(struct iscsi_cmd_task *ctask)
return (void*)ctask->hdr + ctask->hdr_len;
}
+/* Connection's states */
+enum {
+ ISCSI_CONN_INITIAL_STAGE,
+ ISCSI_CONN_STARTED,
+ ISCSI_CONN_STOPPED,
+ ISCSI_CONN_CLEANUP_WAIT,
+};
+
struct iscsi_conn {
struct iscsi_cls_conn *cls_conn; /* ptr to class connection */
void *dd_data; /* iscsi_transport data */
@@ -227,6 +233,17 @@ struct iscsi_pool {
int max; /* Max number of elements */
};
+/* Session's states */
+enum {
+ ISCSI_STATE_FREE = 1,
+ ISCSI_STATE_LOGGED_IN,
+ ISCSI_STATE_FAILED,
+ ISCSI_STATE_TERMINATE,
+ ISCSI_STATE_IN_RECOVERY,
+ ISCSI_STATE_RECOVERY_FAILED,
+ ISCSI_STATE_LOGGING_OUT,
+};
+
struct iscsi_session {
/*
* Syncs up the scsi eh thread with the iscsi eh thread when sending
@@ -325,6 +342,10 @@ extern int iscsi_session_get_param(struct iscsi_cls_session *cls_session,
#define session_to_cls(_sess) \
hostdata_session(_sess->host->hostdata)
+#define iscsi_session_printk(prefix, _sess, fmt, a...) \
+ iscsi_cls_session_printk(prefix, \
+ (struct iscsi_cls_session *)session_to_cls(_sess), fmt, ##a)
+
/*
* connection management
*/
@@ -339,6 +360,9 @@ 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);
+#define iscsi_conn_printk(prefix, _c, fmt, a...) \
+ iscsi_cls_conn_printk(prefix, _c->cls_conn, fmt, ##a)
+
/*
* pdu and task processing
*/
@@ -349,8 +373,6 @@ extern int iscsi_conn_send_pdu(struct iscsi_cls_conn *, struct iscsi_hdr *,
char *, uint32_t);
extern int iscsi_complete_pdu(struct iscsi_conn *, struct iscsi_hdr *,
char *, int);
-extern int __iscsi_complete_pdu(struct iscsi_conn *, struct iscsi_hdr *,
- char *, int);
extern int iscsi_verify_itt(struct iscsi_conn *, struct iscsi_hdr *,
uint32_t *);
extern void iscsi_requeue_ctask(struct iscsi_cmd_task *ctask);