[char-misc-next,1/5] mei: bus: add module_mei_cl_driver helper macro

Commit Message

Winkler, Tomas Oct. 19, 2016, 1:33 p.m. UTC

Add module_mei_cl_driver helper macro for eliminating the boilerplate
code from mei_cl drivers registration. The macro is intended for
drivers which in their init/exit sections does only register/unregister
of a mei_cl driver.

Signed-off-by: Tomas Winkler <[e-mail]>
---
 include/linux/mei_cl_bus.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

Patch

diff --git a/include/linux/mei_cl_bus.h b/include/linux/mei_cl_bus.h
index e746919530f5..e6fbd98ea90e 100644
--- a/include/linux/mei_cl_bus.h
+++ b/include/linux/mei_cl_bus.h
@@ -74,6 +74,19 @@  int __mei_cldev_driver_register(struct mei_cl_driver *cldrv,
 
 void mei_cldev_driver_unregister(struct mei_cl_driver *cldrv);
 
+/**
+ * module_mei_cl_driver - Helper macro for registering mei cl driver
+ *
+ * @__mei_cldrv mei_cl_driver structure
+ *
+ *  Helper macro for mei cl drivers which do not do anything special in module
+ *  init/exit, for eliminating a boilerplate code.
+ */
+#define module_mei_cl_driver(__mei_cldrv) \
+	module_driver(__mei_cldrv, \
+		      mei_cldev_driver_register,\
+		      mei_cldev_driver_unregister)
+
 ssize_t mei_cldev_send(struct mei_cl_device *cldev, u8 *buf, size_t length);
 ssize_t  mei_cldev_recv(struct mei_cl_device *cldev, u8 *buf, size_t length);