diff options
| -rw-r--r-- | Documentation/ABI/stable/sysfs-acpi-pmprofile | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/Documentation/ABI/stable/sysfs-acpi-pmprofile b/Documentation/ABI/stable/sysfs-acpi-pmprofile index 2d6314f0e4e4..cd55e421d921 100644 --- a/Documentation/ABI/stable/sysfs-acpi-pmprofile +++ b/Documentation/ABI/stable/sysfs-acpi-pmprofile @@ -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 == ================= |