diff options
Diffstat (limited to 'include/scsi/libiscsi.h')
-rw-r--r-- | include/scsi/libiscsi.h | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h index 889f51fabab9..7b90b63fb5c7 100644 --- a/include/scsi/libiscsi.h +++ b/include/scsi/libiscsi.h | |||
@@ -70,8 +70,6 @@ enum { | |||
70 | #define ISCSI_SUSPEND_BIT 1 | 70 | #define ISCSI_SUSPEND_BIT 1 |
71 | 71 | ||
72 | #define ISCSI_ITT_MASK (0xfff) | 72 | #define ISCSI_ITT_MASK (0xfff) |
73 | #define ISCSI_CID_SHIFT 12 | ||
74 | #define ISCSI_CID_MASK (0xffff << ISCSI_CID_SHIFT) | ||
75 | #define ISCSI_AGE_SHIFT 28 | 73 | #define ISCSI_AGE_SHIFT 28 |
76 | #define ISCSI_AGE_MASK (0xf << ISCSI_AGE_SHIFT) | 74 | #define ISCSI_AGE_MASK (0xf << ISCSI_AGE_SHIFT) |
77 | 75 | ||
@@ -135,6 +133,14 @@ static inline void* iscsi_next_hdr(struct iscsi_cmd_task *ctask) | |||
135 | return (void*)ctask->hdr + ctask->hdr_len; | 133 | return (void*)ctask->hdr + ctask->hdr_len; |
136 | } | 134 | } |
137 | 135 | ||
136 | /* Connection's states */ | ||
137 | enum { | ||
138 | ISCSI_CONN_INITIAL_STAGE, | ||
139 | ISCSI_CONN_STARTED, | ||
140 | ISCSI_CONN_STOPPED, | ||
141 | ISCSI_CONN_CLEANUP_WAIT, | ||
142 | }; | ||
143 | |||
138 | struct iscsi_conn { | 144 | struct iscsi_conn { |
139 | struct iscsi_cls_conn *cls_conn; /* ptr to class connection */ | 145 | struct iscsi_cls_conn *cls_conn; /* ptr to class connection */ |
140 | void *dd_data; /* iscsi_transport data */ | 146 | void *dd_data; /* iscsi_transport data */ |
@@ -227,6 +233,17 @@ struct iscsi_pool { | |||
227 | int max; /* Max number of elements */ | 233 | int max; /* Max number of elements */ |
228 | }; | 234 | }; |
229 | 235 | ||
236 | /* Session's states */ | ||
237 | enum { | ||
238 | ISCSI_STATE_FREE = 1, | ||
239 | ISCSI_STATE_LOGGED_IN, | ||
240 | ISCSI_STATE_FAILED, | ||
241 | ISCSI_STATE_TERMINATE, | ||
242 | ISCSI_STATE_IN_RECOVERY, | ||
243 | ISCSI_STATE_RECOVERY_FAILED, | ||
244 | ISCSI_STATE_LOGGING_OUT, | ||
245 | }; | ||
246 | |||
230 | struct iscsi_session { | 247 | struct iscsi_session { |
231 | /* | 248 | /* |
232 | * Syncs up the scsi eh thread with the iscsi eh thread when sending | 249 | * 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, | |||
325 | #define session_to_cls(_sess) \ | 342 | #define session_to_cls(_sess) \ |
326 | hostdata_session(_sess->host->hostdata) | 343 | hostdata_session(_sess->host->hostdata) |
327 | 344 | ||
345 | #define iscsi_session_printk(prefix, _sess, fmt, a...) \ | ||
346 | iscsi_cls_session_printk(prefix, \ | ||
347 | (struct iscsi_cls_session *)session_to_cls(_sess), fmt, ##a) | ||
348 | |||
328 | /* | 349 | /* |
329 | * connection management | 350 | * connection management |
330 | */ | 351 | */ |
@@ -339,6 +360,9 @@ extern void iscsi_conn_failure(struct iscsi_conn *conn, enum iscsi_err err); | |||
339 | extern int iscsi_conn_get_param(struct iscsi_cls_conn *cls_conn, | 360 | extern int iscsi_conn_get_param(struct iscsi_cls_conn *cls_conn, |
340 | enum iscsi_param param, char *buf); | 361 | enum iscsi_param param, char *buf); |
341 | 362 | ||
363 | #define iscsi_conn_printk(prefix, _c, fmt, a...) \ | ||
364 | iscsi_cls_conn_printk(prefix, _c->cls_conn, fmt, ##a) | ||
365 | |||
342 | /* | 366 | /* |
343 | * pdu and task processing | 367 | * pdu and task processing |
344 | */ | 368 | */ |
@@ -349,8 +373,6 @@ extern int iscsi_conn_send_pdu(struct iscsi_cls_conn *, struct iscsi_hdr *, | |||
349 | char *, uint32_t); | 373 | char *, uint32_t); |
350 | extern int iscsi_complete_pdu(struct iscsi_conn *, struct iscsi_hdr *, | 374 | extern int iscsi_complete_pdu(struct iscsi_conn *, struct iscsi_hdr *, |
351 | char *, int); | 375 | char *, int); |
352 | extern int __iscsi_complete_pdu(struct iscsi_conn *, struct iscsi_hdr *, | ||
353 | char *, int); | ||
354 | extern int iscsi_verify_itt(struct iscsi_conn *, struct iscsi_hdr *, | 376 | extern int iscsi_verify_itt(struct iscsi_conn *, struct iscsi_hdr *, |
355 | uint32_t *); | 377 | uint32_t *); |
356 | extern void iscsi_requeue_ctask(struct iscsi_cmd_task *ctask); | 378 | extern void iscsi_requeue_ctask(struct iscsi_cmd_task *ctask); |