KEY_2 411 include/linux/hil.h KEY_3, KEY_2, KEY_1, KEY_GRAVE, \ KEY_2 432 include/linux/hil.h KEY_RESERVED, KEY_ESC, KEY_1, KEY_2, \ KEY_2 33 sound/usb/caiaq/caiaq-input.c static unsigned short keycode_rk2[] = { KEY_1, KEY_2, KEY_3, KEY_4, KEY_2 35 sound/usb/caiaq/caiaq-input.c static unsigned short keycode_rk3[] = { KEY_1, KEY_2, KEY_3, KEY_4,