ACPI / scan: ACPI device object sysfs attribute for _STA evaluation
authorSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Sat, 11 Jan 2014 00:00:05 +0000 (16:00 -0800)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Sat, 11 Jan 2014 00:53:13 +0000 (01:53 +0100)
commitc713cd7f2d799c50a0721bf51d178ea9567215dd
treed41b010703bca8b680054570511a4e88180d2fad
parentd1badf8d4323cfc9325b06651bdfcf7df09f1f0e
ACPI / scan: ACPI device object sysfs attribute for _STA evaluation

This patch adds a "status" attribute for an ACPI device. This status
attribute shows the value of the _STA object. The _STA object returns
current status of an ACPI device: enabled, disabled, functioning,
present.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
[rjw: Subject and changelog]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/acpi/scan.c