1 What: /sys/firmware/acpi/platform_profile_choices
3 Contact: Hans de Goede <hdegoede@redhat.com>
4 Description: This file contains a space-separated list of profiles supported for this device.
6 Drivers must use the following standard profile-names:
8 ==================== ========================================
9 low-power Low power consumption
11 quiet Quieter operation
12 balanced Balance between low power consumption
14 balanced-performance Balance between performance and low
15 power consumption with a slight bias
17 performance High performance operation
18 ==================== ========================================
20 Userspace may expect drivers to offer more than one of these
21 standard profile names.
23 What: /sys/firmware/acpi/platform_profile
25 Contact: Hans de Goede <hdegoede@redhat.com>
26 Description: Reading this file gives the current selected profile for this
27 device. Writing this file with one of the strings from
28 platform_profile_choices changes the profile to the new value.
30 This file can be monitored for changes by polling for POLLPRI,
31 POLLPRI will be signalled on any changes, independent of those
32 changes coming from a userspace write; or coming from another
33 source such as e.g. a hotkey triggered profile change handled
34 either directly by the embedded-controller or fully handled