diff options
| author | H Hartley Sweeten <hartleys@visionengravers.com> | 2012-12-17 15:26:55 -0700 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2013-01-03 10:27:30 +0100 |
| commit | 4d02c58eb1f19433cb852b2bde41c44849691614 (patch) | |
| tree | 6f55ec250be450aac2ef9ccbe250ea2f6bb991dd /include/linux/hid.h | |
| parent | fd62c5450324af7f6cc12897b09b77285cd48a92 (diff) | |
HID: introduce helper for hid_driver boilerplate
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>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'include/linux/hid.h')
| -rw-r--r-- | include/linux/hid.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/hid.h b/include/linux/hid.h index 7330a0fef0c0..d6c71a674310 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); |