diff options
Diffstat (limited to 'drivers/s390/cio/ccwgroup.c')
| -rw-r--r-- | drivers/s390/cio/ccwgroup.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c index 838752efc1c0..93b2862bd3fa 100644 --- a/drivers/s390/cio/ccwgroup.c +++ b/drivers/s390/cio/ccwgroup.c @@ -560,6 +560,12 @@ static struct bus_type ccwgroup_bus_type = { .pm = &ccwgroup_pm_ops, }; +bool dev_is_ccwgroup(struct device *dev) +{ + return dev->bus == &ccwgroup_bus_type; +} +EXPORT_SYMBOL(dev_is_ccwgroup); + /** * ccwgroup_driver_register() - register a ccw group driver * @cdriver: driver to be registered |