sysfs-driver-amd-sfh

 1What:		/sys/bus/pci/drivers/pcie_mp2_amd/*/hpd
 2Date:		April 2025
 3Contact:	mario.limonciello@amd.com
 4Description:
 5		Human presence detection (HPD) enable/disable.
 6		When HPD is enabled, the device will be able to detect the
 7		presence of a human and will send an interrupt that can be
 8		used to wake the system from a low power state.
 9		When HPD is disabled, the device will not be able to detect
10		the presence of a human.
11
12		Access: Read/Write
13		Valid values: enabled/disabled