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-rw-r--r--include/scsi/libiscsi.h19
-rw-r--r--include/scsi/scsi_transport_iscsi.h27
2 files changed, 31 insertions, 15 deletions
diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h
index 71eda24114e..278011fb3c2 100644
--- a/include/scsi/libiscsi.h
+++ b/include/scsi/libiscsi.h
@@ -135,6 +135,14 @@ static inline void* iscsi_next_hdr(struct iscsi_cmd_task *ctask)
135 return (void*)ctask->hdr + ctask->hdr_len; 135 return (void*)ctask->hdr + ctask->hdr_len;
136} 136}
137 137
138/* Connection's states */
139enum {
140 ISCSI_CONN_INITIAL_STAGE,
141 ISCSI_CONN_STARTED,
142 ISCSI_CONN_STOPPED,
143 ISCSI_CONN_CLEANUP_WAIT,
144};
145
138struct iscsi_conn { 146struct iscsi_conn {
139 struct iscsi_cls_conn *cls_conn; /* ptr to class connection */ 147 struct iscsi_cls_conn *cls_conn; /* ptr to class connection */
140 void *dd_data; /* iscsi_transport data */ 148 void *dd_data; /* iscsi_transport data */
@@ -227,6 +235,17 @@ struct iscsi_pool {
227 int max; /* Max number of elements */ 235 int max; /* Max number of elements */
228}; 236};
229 237
238/* Session's states */
239enum {
240 ISCSI_STATE_FREE = 1,
241 ISCSI_STATE_LOGGED_IN,
242 ISCSI_STATE_FAILED,
243 ISCSI_STATE_TERMINATE,
244 ISCSI_STATE_IN_RECOVERY,
245 ISCSI_STATE_RECOVERY_FAILED,
246 ISCSI_STATE_LOGGING_OUT,
247};
248
230struct iscsi_session { 249struct iscsi_session {
231 /* 250 /*
232 * Syncs up the scsi eh thread with the iscsi eh thread when sending 251 * Syncs up the scsi eh thread with the iscsi eh thread when sending
diff --git a/include/scsi/scsi_transport_iscsi.h b/include/scsi/scsi_transport_iscsi.h
index 404f11d331d..0e869d9a385 100644
--- a/include/scsi/scsi_transport_iscsi.h
+++ b/include/scsi/scsi_transport_iscsi.h
@@ -149,13 +149,6 @@ extern void iscsi_conn_error(struct iscsi_cls_conn *conn, enum iscsi_err error);
149extern int iscsi_recv_pdu(struct iscsi_cls_conn *conn, struct iscsi_hdr *hdr, 149extern int iscsi_recv_pdu(struct iscsi_cls_conn *conn, struct iscsi_hdr *hdr,
150 char *data, uint32_t data_size); 150 char *data, uint32_t data_size);
151 151
152
153/* Connection's states */
154#define ISCSI_CONN_INITIAL_STAGE 0
155#define ISCSI_CONN_STARTED 1
156#define ISCSI_CONN_STOPPED 2
157#define ISCSI_CONN_CLEANUP_WAIT 3
158
159struct iscsi_cls_conn { 152struct iscsi_cls_conn {
160 struct list_head conn_list; /* item in connlist */ 153 struct list_head conn_list; /* item in connlist */
161 void *dd_data; /* LLD private data */ 154 void *dd_data; /* LLD private data */
@@ -169,19 +162,21 @@ struct iscsi_cls_conn {
169#define iscsi_dev_to_conn(_dev) \ 162#define iscsi_dev_to_conn(_dev) \
170 container_of(_dev, struct iscsi_cls_conn, dev) 163 container_of(_dev, struct iscsi_cls_conn, dev)
171 164
172/* Session's states */ 165#define iscsi_conn_to_session(_conn) \
173#define ISCSI_STATE_FREE 1 166 iscsi_dev_to_session(_conn->dev.parent)
174#define ISCSI_STATE_LOGGED_IN 2 167
175#define ISCSI_STATE_FAILED 3 168/* iscsi class session state */
176#define ISCSI_STATE_TERMINATE 4 169enum {
177#define ISCSI_STATE_IN_RECOVERY 5 170 ISCSI_SESSION_LOGGED_IN,
178#define ISCSI_STATE_RECOVERY_FAILED 6 171 ISCSI_SESSION_FAILED,
179#define ISCSI_STATE_LOGGING_OUT 7 172 ISCSI_SESSION_FREE,
173};
180 174
181struct iscsi_cls_session { 175struct iscsi_cls_session {
182 struct list_head sess_list; /* item in session_list */ 176 struct list_head sess_list; /* item in session_list */
183 struct list_head host_list; 177 struct list_head host_list;
184 struct iscsi_transport *transport; 178 struct iscsi_transport *transport;
179 spinlock_t lock;
185 180
186 /* recovery fields */ 181 /* recovery fields */
187 int recovery_tmo; 182 int recovery_tmo;
@@ -190,6 +185,7 @@ struct iscsi_cls_session {
190 185
191 int target_id; 186 int target_id;
192 187
188 int state;
193 int sid; /* session id */ 189 int sid; /* session id */
194 void *dd_data; /* LLD private data */ 190 void *dd_data; /* LLD private data */
195 struct device dev; /* sysfs transport/container device */ 191 struct device dev; /* sysfs transport/container device */
@@ -214,6 +210,7 @@ struct iscsi_host {
214/* 210/*
215 * session and connection functions that can be used by HW iSCSI LLDs 211 * session and connection functions that can be used by HW iSCSI LLDs
216 */ 212 */
213extern int iscsi_session_chkready(struct iscsi_cls_session *session);
217extern struct iscsi_cls_session *iscsi_alloc_session(struct Scsi_Host *shost, 214extern struct iscsi_cls_session *iscsi_alloc_session(struct Scsi_Host *shost,
218 struct iscsi_transport *transport); 215 struct iscsi_transport *transport);
219extern int iscsi_add_session(struct iscsi_cls_session *session, 216extern int iscsi_add_session(struct iscsi_cls_session *session,