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1What: /sys/bus/hid/drivers/logitech-hidpp-device/<dev>/range2Date: Jan, 20163KernelVersion: 4.64Contact: linux-input@vger.kernel.org5Description:6 (RW) This attribute controls the amount of 'turn' permitted in7 Logitech G920 wheel. Reading from the file shows the current8 range of the steering wheel. Writing a value within the min and9 max boundary sets the range of the wheel.10 11What: /sys/bus/hid/drivers/logitech-hidpp-device/<dev>/builtin_power_supply12Date: Apr, 201713KernelVersion: 4.1214Contact: linux-input@vger.kernel.org15Description:16 Presence of this file indicates that HID++ driver is capable of17 handling battery properties in the kernel. This way, upower can18 add a udev rule to decide whether or not it should use the19 internal unifying support or the generic kernel one.20