xref: /linux/Documentation/ABI/testing/sysfs-devices-power_resources_D1 (revision e5451c8f8330e03ad3cfa16048b4daf961af434f)
1*18a38709SRafael J. WysockiWhat:		/sys/devices/.../power_resources_D1/
2*18a38709SRafael J. WysockiDate:		January 2013
3*18a38709SRafael J. WysockiContact:	Rafael J. Wysocki <rafael.j.wysocki@intel.com>
4*18a38709SRafael J. WysockiDescription:
5*18a38709SRafael J. Wysocki		The /sys/devices/.../power_resources_D1/ directory is only
6*18a38709SRafael J. Wysocki		present for device objects representing ACPI device nodes that
7*18a38709SRafael J. Wysocki		use ACPI power resources for power management and support ACPI
8*18a38709SRafael J. Wysocki		power state D1.
9*18a38709SRafael J. Wysocki
10*18a38709SRafael J. Wysocki		If present, it contains symbolic links to device directories
11*18a38709SRafael J. Wysocki		representing ACPI power resources that need to be turned on for
12*18a38709SRafael J. Wysocki		the given device node to be in ACPI power state D1.  The names
13*18a38709SRafael J. Wysocki		of the links are the same as the names of the directories they
14*18a38709SRafael J. Wysocki		point to.
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