Commit 01bc8ad1 authored by Cornelia Huck's avatar Cornelia Huck Committed by Martin Schwidefsky
Browse files

[S390] cio: Add shutdown callback for ccwgroup. 



This intendeds to make proper shutdown of qeth devices easier.

Signed-off-by: default avatarCornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 2fffc935

drivers/s390/cio/ccwgroup.c

+12 −0
Original line number Diff line number Diff line
@@ -391,12 +391,24 @@ ccwgroup_remove (struct device *dev) 
	return 0;

}



static void ccwgroup_shutdown(struct device *dev)

{

	struct ccwgroup_device *gdev;

	struct ccwgroup_driver *gdrv;



	gdev = to_ccwgroupdev(dev);

	gdrv = to_ccwgroupdrv(dev->driver);

	if (gdrv && gdrv->shutdown)

		gdrv->shutdown(gdev);

}



static struct bus_type ccwgroup_bus_type = {

	.name   = "ccwgroup",

	.match  = ccwgroup_bus_match,

	.uevent = ccwgroup_uevent,

	.probe  = ccwgroup_probe,

	.remove = ccwgroup_remove,

	.shutdown = ccwgroup_shutdown,

};



/**

include/asm-s390/ccwgroup.h

+2 −0
Original line number Diff line number Diff line
@@ -37,6 +37,7 @@ struct ccwgroup_device { 
 * @remove: function called on remove

 * @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

 * @driver: embedded driver structure

 */

struct ccwgroup_driver {
@@ -49,6 +50,7 @@ struct ccwgroup_driver { 
	void (*remove) (struct ccwgroup_device *);

	int (*set_online) (struct ccwgroup_device *);

	int (*set_offline) (struct ccwgroup_device *);

	void (*shutdown)(struct ccwgroup_device *);



	struct device_driver driver;

};