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Diffstat (limited to 'Documentation/ABI/stable/sysfs-acpi-pmprofile')
| -rw-r--r-- | Documentation/ABI/stable/sysfs-acpi-pmprofile | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/Documentation/ABI/stable/sysfs-acpi-pmprofile b/Documentation/ABI/stable/sysfs-acpi-pmprofile index 964c7a8afb26..cd55e421d921 100644 --- a/Documentation/ABI/stable/sysfs-acpi-pmprofile +++ b/Documentation/ABI/stable/sysfs-acpi-pmprofile @@ -1,22 +1,28 @@ -What: /sys/firmware/acpi/pm_profile +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. -Values: For possible values see ACPI specification: - 5.2.9 Fixed ACPI Description Table (FADT) - Field: Preferred_PM_Profile +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. - Currently these values are defined by spec: - 0 Unspecified - 1 Desktop - 2 Mobile - 3 Workstation - 4 Enterprise Server - 5 SOHO Server - 6 Appliance PC - 7 Performance Server - >7 Reserved + The integer value is directly passed as retrieved from the FADT. + +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 + 1 Desktop + 2 Mobile + 3 Workstation + 4 Enterprise Server + 5 SOHO Server + 6 Appliance PC + 7 Performance Server + 8 Tablet + >8 Reserved + == ================= |