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s390/ccwgroup: exploit ccwdev_by_dev_id

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Instead of finding devices via driver_find_device use the bus_find_device
wrapper get_ccwdev_by_dev_id. This allows us to get rid of the ccw_driver
argument of ccwgroup_create_dev and thus simplify the interface.

Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott
2012-05-15 17:52:07 +02:00
committed by Martin Schwidefsky
parent f2962dae0e
commit b7a610f7b4
4 changed files with 45 additions and 42 deletions
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4
arch/s390/include/asm/ccwgroup.h
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@@ -66,8 +66,8 @@ struct ccwgroup_driver {
extern int ccwgroup_driver_register (struct ccwgroup_driver *cdriver);
extern void ccwgroup_driver_unregister (struct ccwgroup_driver *cdriver);
int ccwgroup_create_dev(struct device *root, unsigned int creator_id,
struct ccw_driver *cdrv, struct ccwgroup_driver *gdrv,
int num_devices, const char *buf);
struct ccwgroup_driver *gdrv, int num_devices,
const char *buf);
int ccwgroup_create_from_string(struct device *root, unsigned int creator_id,
struct ccw_driver *cdrv, int num_devices,
const char *buf);