depends on PCI
depends on PM
select PNP
- select CPU_IDLE
default y
help
Advanced Configuration and Power Interface (ACPI) support for
they have been replaced by functions in /sys.
The deprecated files (and their replacements) include:
- /proc/acpi/sleep (/sys/power/state)
- /proc/acpi/info (/sys/module/acpi/parameters/acpica_version)
- /proc/acpi/dsdt (/sys/firmware/acpi/tables/DSDT)
- /proc/acpi/fadt (/sys/firmware/acpi/tables/FACP)
- /proc/acpi/debug_layer (/sys/module/acpi/parameters/debug_layer)
- /proc/acpi/debug_level (/sys/module/acpi/parameters/debug_level)
- /proc/acpi/processor/*/power (/sys/devices/system/cpu/*/cpuidle/*)
- /proc/acpi/processor/*/performance (/sys/devices/system/cpu/*/
- cpufreq/*)
/proc/acpi/processor/*/throttling (/sys/class/thermal/
cooling_device*/*)
+ /proc/acpi/video/*/brightness (/sys/class/backlight/)
+ /proc/acpi/thermal_zone/*/* (/sys/class/thermal/)
This option has no effect on /proc/acpi/ files
and functions which do not yet exist in /sys.
config ACPI_PROCFS_POWER
bool "Deprecated power /proc/acpi directories"
depends on PROC_FS
- default y
help
For backwards compatibility, this option allows
deprecated power /proc/acpi/ directories to exist, even when
To compile this driver as a module, choose M here:
the module will be called power-meter.
-config ACPI_SYSFS_POWER
- bool "Future power /sys interface"
- select POWER_SUPPLY
- default y
- help
- Say N to disable power /sys interface
-
config ACPI_EC_DEBUGFS
tristate "EC read/write access through /sys/kernel/debug/ec"
default n
Be aware that using this interface can confuse your Embedded
Controller in a way that a normal reboot is not enough. You then
- have to power of your system, and remove the laptop battery for
+ have to power off your system, and remove the laptop battery for
some seconds.
An Embedded Controller typically is available on laptops and reads
sensor values like battery state and temperature.
config ACPI_AC
tristate "AC Adapter"
depends on X86
+ select POWER_SUPPLY
default y
help
This driver supports the AC Adapter object, which indicates
config ACPI_BATTERY
tristate "Battery"
depends on X86
+ select POWER_SUPPLY
default y
help
This driver adds support for battery information through
config ACPI_PROCESSOR
tristate "Processor"
select THERMAL
+ select CPU_IDLE
default y
help
This driver installs ACPI as the idle handler for Linux and uses
config ACPI_SBS
tristate "Smart Battery System"
depends on X86
+ select POWER_SUPPLY
help
This driver supports the Smart Battery System, another
type of access to battery information, found on some laptops.