btn_bit 84 drivers/input/joystick/maplecontrol.c static const short btn_bit[32] = { btn_bit 120 drivers/input/joystick/maplecontrol.c if (btn_bit[i] >= 0) btn_bit 121 drivers/input/joystick/maplecontrol.c __set_bit(btn_bit[i], idev->keybit);