What:		/sys/bus/wmi/drivers/lenovo-yb9-kbdock/<guid>/keyboard_position
Date:		June 2027
KernelVersion:	7.3
Contact:	Dave Carey <carvsdriver@gmail.com>
Description:
		Read-only attribute reporting the current keyboard dock position
		as reported by the Embedded Controller on the Lenovo Yoga Book 9
		14IAH10.

		Possible values:

		==  =============================================================
		0   keyboard is not docked to any screen (detached)
		1   keyboard docked on the top half of the bottom screen
		2   keyboard docked on the bottom half of the bottom screen
		==  =============================================================

		SW_TABLET_MODE input events are also emitted: 0 when the keyboard
		is docked (either position), 1 when detached.