BTN_TRIGGER_HAPPY18 671 include/dt-bindings/input/linux-event-codes.h #define BTN_TRIGGER_HAPPY18 0x2d1 BTN_TRIGGER_HAPPY18 671 include/uapi/linux/input-event-codes.h #define BTN_TRIGGER_HAPPY18 0x2d1 BTN_TRIGGER_HAPPY18 671 scripts/dtc/include-prefixes/dt-bindings/input/linux-event-codes.h #define BTN_TRIGGER_HAPPY18 0x2d1