From 43e5e7c60ee7039f538ccfaaa4e99829719d9bea Mon Sep 17 00:00:00 2001 From: David Herrmann Date: Thu, 17 Nov 2011 14:12:10 +0100 Subject: HID: wiimote: Add debugfs support stubs Add initializer and deinitializer for debugfs support. This will later allow raw eeprom access and direct DRM modifications to debug wiimote behaviour and further protocol reverse-engineerings. Signed-off-by: David Herrmann Signed-off-by: Jiri Kosina --- drivers/hid/hid-wiimote.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'drivers/hid/hid-wiimote.h') diff --git a/drivers/hid/hid-wiimote.h b/drivers/hid/hid-wiimote.h index 1f3e53a3a148..89b8851dbf1f 100644 --- a/drivers/hid/hid-wiimote.h +++ b/drivers/hid/hid-wiimote.h @@ -74,6 +74,7 @@ struct wiimote_data { struct input_dev *ir; struct power_supply battery; struct wiimote_ext *ext; + struct wiimote_debug *debug; spinlock_t qlock; __u8 head; @@ -137,6 +138,18 @@ static inline void wiiext_handle(void *u, const __u8 *p) { } #endif +#ifdef CONFIG_DEBUG_FS + +extern int wiidebug_init(struct wiimote_data *wdata); +extern void wiidebug_deinit(struct wiimote_data *wdata); + +#else + +static inline int wiidebug_init(void *u) { return 0; } +static inline void wiidebug_deinit(void *u) { } + +#endif + /* requires the state.lock spinlock to be held */ static inline bool wiimote_cmd_pending(struct wiimote_data *wdata, int cmd, __u32 opt) -- cgit v1.2.3