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Diffstat (limited to 'drivers/s390/char/sclp.h')
-rw-r--r--drivers/s390/char/sclp.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/s390/char/sclp.h b/drivers/s390/char/sclp.h
index fea76aed9eea..a68b5ec7d042 100644
--- a/drivers/s390/char/sclp.h
+++ b/drivers/s390/char/sclp.h
@@ -133,6 +133,11 @@ struct sclp_req {
/* Callback that is called after reaching final status. */
void (*callback)(struct sclp_req *, void *data);
void *callback_data;
+ int queue_timeout; /* request queue timeout (sec), set by
+ caller of sclp_add_request(), if
+ needed */
+ /* Internal fields */
+ unsigned long queue_expires; /* request queue timeout (jiffies) */
};
#define SCLP_REQ_FILLED 0x00 /* request is ready to be processed */
@@ -140,6 +145,9 @@ struct sclp_req {
#define SCLP_REQ_RUNNING 0x02 /* request is currently running */
#define SCLP_REQ_DONE 0x03 /* request is completed successfully */
#define SCLP_REQ_FAILED 0x05 /* request is finally failed */
+#define SCLP_REQ_QUEUED_TIMEOUT 0x06 /* request on queue timed out */
+
+#define SCLP_QUEUE_INTERVAL 5 /* timeout interval for request queue */
/* function pointers that a high level driver has to use for registration */
/* of some routines it wants to be called from the low level driver */
@@ -173,6 +181,7 @@ int sclp_deactivate(void);
int sclp_reactivate(void);
int sclp_service_call(sclp_cmdw_t command, void *sccb);
int sclp_sync_request(sclp_cmdw_t command, void *sccb);
+int sclp_sync_request_timeout(sclp_cmdw_t command, void *sccb, int timeout);
int sclp_sdias_init(void);
void sclp_sdias_exit(void);