EV_SND 45 include/dt-bindings/input/linux-event-codes.h #define EV_SND 0x12 EV_SND 45 include/uapi/linux/input-event-codes.h #define EV_SND 0x12 EV_SND 45 scripts/dtc/include-prefixes/dt-bindings/input/linux-event-codes.h #define EV_SND 0x12