Messages in this thread Patch in this message | | | From | Tomas Winkler <> | Subject | [char-misc-next 02/11 V2] mei: bus: Implement driver registration | Date | Fri, 8 Feb 2013 14:28:15 +0200 |
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From: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> --- drivers/misc/mei/bus.c | 29 +++++++++++++++++++++++++++++ include/linux/mei_bus.h | 3 +++ 2 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c index bb96423c..0a5e624 100644 --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -153,3 +153,32 @@ void mei_remove_device(struct mei_bus_client *client) device_unregister(&client->dev); } EXPORT_SYMBOL(mei_remove_device); + +int mei_driver_register(struct mei_bus_driver *driver) +{ + int err; + + /* Can't register until after driver model init */ + if (unlikely(WARN_ON(!mei_bus_type.p))) + return -EAGAIN; + + driver->driver.owner = THIS_MODULE; + driver->driver.bus = &mei_bus_type; + + err = driver_register(&driver->driver); + if (err) + return err; + + pr_debug("mei: driver [%s] registered\n", driver->driver.name); + + return 0; +} +EXPORT_SYMBOL(mei_driver_register); + +void mei_driver_unregister(struct mei_bus_driver *driver) +{ + driver_unregister(&driver->driver); + + pr_debug("mei: driver [%s] unregistered\n", driver->driver.name); +} +EXPORT_SYMBOL(mei_driver_unregister); diff --git a/include/linux/mei_bus.h b/include/linux/mei_bus.h index 3a53f9e..0bd1189c 100644 --- a/include/linux/mei_bus.h +++ b/include/linux/mei_bus.h @@ -88,4 +88,7 @@ struct mei_bus_driver { int (*remove)(struct mei_bus_client *client); }; +int mei_driver_register(struct mei_bus_driver *driver); +void mei_driver_unregister(struct mei_bus_driver *driver); + #endif /* _LINUX_MEI_BUS_H */ -- 1.7.4.4
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