Documentation / ABI / testing / sysfs-driver-amd-sfh


Based on kernel version 6.15. Page generated on 2025-05-29 09:08 EST.

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What:		/sys/bus/pci/drivers/pcie_mp2_amd/*/hpd
Date:		April 2025
Contact:	mario.limonciello@amd.com
Description:
		Human presence detection (HPD) enable/disable.
		When HPD is enabled, the device will be able to detect the
		presence of a human and will send an interrupt that can be
		used to wake the system from a low power state.
		When HPD is disabled, the device will not be able to detect
		the presence of a human.

		Access: Read/Write
		Valid values: enabled/disabled