Messages in this thread Patch in this message | | | From | H Hartley Sweeten <> | Subject | [PATCH 1/3] HID: introduce helper for hid_driver boilerplate | Date | Mon, 17 Dec 2012 15:26:55 -0700 |
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Introduce the module_hid_driver macro which is a convenience macro for HID driver modules similar to module_usb_driver. It is intended to be used by drivers with init/exit sections that do nothing but register/unregister the HID driver.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Cc: Jiri Kosina <jkosina@suse.cz> --- include/linux/hid.h | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/include/linux/hid.h b/include/linux/hid.h index 7330a0f..d6c71a6 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -700,6 +700,18 @@ extern int __must_check __hid_register_driver(struct hid_driver *, extern void hid_unregister_driver(struct hid_driver *); +/** + * module_hid_driver() - Helper macro for registering a HID driver + * @__hid_driver: hid_driver struct + * + * Helper macro for HID drivers which do not do anything special in module + * init/exit. This eliminates a lot of boilerplate. Each module may only + * use this macro once, and calling it replaces module_init() and module_exit() + */ +#define module_hid_driver(__hid_driver) \ + module_driver(__hid_driver, hid_register_driver, \ + hid_unregister_driver) + extern void hidinput_hid_event(struct hid_device *, struct hid_field *, struct hid_usage *, __s32); extern void hidinput_report_event(struct hid_device *hid, struct hid_report *report); extern int hidinput_connect(struct hid_device *hid, unsigned int force); -- 1.8.0.2
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