[char-misc-next 03/12 v3] mei: bus: Implement driver registration

[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  |   26 ++++++++++++++++++++++++++
 include/linux/mei_bus.h |    6 ++++++
 2 files changed, 32 insertions(+)

diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c
index 485fcf3c..04e7ada 100644
--- a/drivers/misc/mei/bus.c
+++ b/drivers/misc/mei/bus.c
@@ -149,3 +149,29 @@ void mei_remove_device(struct mei_device *device)
 	device_unregister(&device->dev);
 }
 EXPORT_SYMBOL_GPL(mei_remove_device);
+
+int __mei_driver_register(struct mei_driver *driver, struct module *owner)
+{
+	int err;
+
+	driver->driver.name = driver->name;
+	driver->driver.owner = owner;
+	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_GPL(__mei_driver_register);
+
+void mei_driver_unregister(struct mei_driver *driver)
+{
+	driver_unregister(&driver->driver);
+
+	pr_debug("mei: driver [%s] unregistered\n", driver->driver.name);
+}
+EXPORT_SYMBOL_GPL(mei_driver_unregister);
diff --git a/include/linux/mei_bus.h b/include/linux/mei_bus.h
index 6506cb7..28be556 100644
--- a/include/linux/mei_bus.h
+++ b/include/linux/mei_bus.h
@@ -89,4 +89,10 @@ struct mei_driver {
 	int (*remove)(struct mei_device *dev);
 };
 
+int __mei_driver_register(struct mei_driver *driver, struct module *owner);
+#define mei_driver_register(driver)             \
+	__mei_driver_register(driver, THIS_MODULE)
+
+void mei_driver_unregister(struct mei_driver *driver);
+
 #endif /* _LINUX_MEI_BUS_H */
-- 
1.7.10.4