Commit 55f4f6ea authored by Rafael J. Wysocki's avatar Rafael J. Wysocki
Browse files

ACPI: docs: Update the pm_profile sysfs attribute documentation 



The list of possible pm_profile values listed in sysfs-acpi-pmprofile
does not include the tablet one (8), so update it.

While at it, rewrite the description so it is more accurate and somewhat
easier to follow.

Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent e8d018dd

Documentation/ABI/stable/sysfs-acpi-pmprofile

+11 −9
Original line number Diff line number Diff line
@@ -2,16 +2,17 @@ What: /sys/firmware/acpi/pm_profile 
Date:		03-Nov-2011

KernelVersion:	v3.2

Contact:	linux-acpi@vger.kernel.org

Description:	The ACPI pm_profile sysfs interface exports the platform

		power management (and performance) requirement expectations

		as provided by BIOS. The integer value is directly passed as

		retrieved from the FADT ACPI table.

Description:	The ACPI pm_profile sysfs interface exposes the preferred

		power management (and performance) profile of the platform

		as provided in the ACPI FADT Preferred_PM_Profile field.



Values:	        For possible values see ACPI specification:

		5.2.9 Fixed ACPI Description Table (FADT)

		Field: Preferred_PM_Profile

		The integer value is directly passed as retrieved from the FADT.



		Currently these values are defined by spec:

Values:	        For the possible values refer to the Preferred_PM_Profile field

		definition in Table 5.9 "FADT Format", Section 5.2.9 "Fixed ACPI

		Description Table (FADT)" of the ACPI specification.



		As of ACPI 6.5, the following values are defined:



		== =================

		0  Unspecified
@@ -22,5 +23,6 @@ Values: For possible values see ACPI specification: 
		5  SOHO Server

		6  Appliance PC

		7  Performance Server

		>7 Reserved

		8  Tablet

		>8 Reserved

		== =================