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authorCornelia Huck <cornelia.huck@de.ibm.com>2008-07-14 09:58:45 +0200
committerHeiko Carstens <heiko.carstens@de.ibm.com>2008-07-14 10:02:05 +0200
commitc820de39bd083222f5be2563181c87493e436f7c (patch)
tree4861db1aeca00d55d76b5844ad209d81a2795105 /drivers/s390/cio/device.h
parent7e9db9eaefdb8798730790214ff1b7746006ec98 (diff)
downloadop-kernel-dev-c820de39bd083222f5be2563181c87493e436f7c.zip
op-kernel-dev-c820de39bd083222f5be2563181c87493e436f7c.tar.gz
[S390] cio: Rework css driver.
Rework the css driver methods to provide sane callbacks for subchannels of all types. As a bonus, this cleans up and simplyfies the machine check handling for I/O subchannels a lot. Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/device.h')
-rw-r--r--drivers/s390/cio/device.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/s390/cio/device.h b/drivers/s390/cio/device.h
index cb08092..9800a83 100644
--- a/drivers/s390/cio/device.h
+++ b/drivers/s390/cio/device.h
@@ -88,8 +88,6 @@ int ccw_device_recognition(struct ccw_device *);
int ccw_device_online(struct ccw_device *);
int ccw_device_offline(struct ccw_device *);
-void ccw_device_schedule_recovery(void);
-
/* Function prototypes for device status and basic sense stuff. */
void ccw_device_accumulate_irb(struct ccw_device *, struct irb *);
void ccw_device_accumulate_basic_sense(struct ccw_device *, struct irb *);
@@ -118,6 +116,11 @@ int ccw_device_call_handler(struct ccw_device *);
int ccw_device_stlck(struct ccw_device *);
+/* Helper function for machine check handling. */
+void ccw_device_trigger_reprobe(struct ccw_device *);
+void ccw_device_kill_io(struct ccw_device *);
+int ccw_device_notify(struct ccw_device *, int);
+
/* qdio needs this. */
void ccw_device_set_timeout(struct ccw_device *, int);
extern struct subchannel_id ccw_device_get_subchannel_id(struct ccw_device *);
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