BTN_TOOL_AIRBRUSH
[BTN_TOOL_AIRBRUSH] = "ToolAirbrush", [BTN_TOOL_FINGER] = "ToolFinger",
input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
return BTN_TOOL_AIRBRUSH;
#define AIPTEK_TOOL_BUTTON_AIRBRUSH_MODE BTN_TOOL_AIRBRUSH
BTN_TOOL_PEN, BTN_TOOL_RUBBER, BTN_TOOL_PENCIL, BTN_TOOL_AIRBRUSH,