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authorSebastian Ott <sebott@linux.vnet.ibm.com>2009-06-16 10:30:21 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2009-06-16 10:31:08 +0200
commit7e597a21a1470b12428cb0edd03c40986026451f (patch)
treecab1b5df9e586f96c6f976a5a25b34205e581530 /arch
parent823d494ac11111064cf39abd4178ce299414c771 (diff)
downloadblackbird-op-linux-7e597a21a1470b12428cb0edd03c40986026451f.tar.gz
blackbird-op-linux-7e597a21a1470b12428cb0edd03c40986026451f.zip
[S390] pm: ccwgroup bus power management callbacks
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/s390/include/asm/ccwgroup.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/s390/include/asm/ccwgroup.h b/arch/s390/include/asm/ccwgroup.h
index a27f68985a79..c79c1e787b86 100644
--- a/arch/s390/include/asm/ccwgroup.h
+++ b/arch/s390/include/asm/ccwgroup.h
@@ -38,6 +38,11 @@ struct ccwgroup_device {
* @set_online: function called when device is set online
* @set_offline: function called when device is set offline
* @shutdown: function called when device is shut down
+ * @prepare: prepare for pm state transition
+ * @complete: undo work done in @prepare
+ * @freeze: callback for freezing during hibernation snapshotting
+ * @thaw: undo work done in @freeze
+ * @restore: callback for restoring after hibernation
* @driver: embedded driver structure
*/
struct ccwgroup_driver {
@@ -51,6 +56,11 @@ struct ccwgroup_driver {
int (*set_online) (struct ccwgroup_device *);
int (*set_offline) (struct ccwgroup_device *);
void (*shutdown)(struct ccwgroup_device *);
+ int (*prepare) (struct ccwgroup_device *);
+ void (*complete) (struct ccwgroup_device *);
+ int (*freeze)(struct ccwgroup_device *);
+ int (*thaw) (struct ccwgroup_device *);
+ int (*restore)(struct ccwgroup_device *);
struct device_driver driver;
};
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