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cubelinux-kernel/Documentation/ABI/testing/sysfs-class-devfreq-event
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Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

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What: /sys/class/devfreq-event/event<x>/
Date: January 2017
Contact: Chanwoo Choi <cw00.choi@samsung.com>
Description:
Provide a place in sysfs for the devfreq-event objects.
This allows accessing various devfreq-event specific variables.
The name of devfreq-event object denoted as 'event<x>' which
includes the unique number of 'x' for each devfreq-event object.
What: /sys/class/devfreq-event/event<x>/name
Date: January 2017
Contact: Chanwoo Choi <cw00.choi@samsung.com>
Description:
The /sys/class/devfreq-event/event<x>/name attribute contains
the name of the devfreq-event object. This attribute is
read-only.
What: /sys/class/devfreq-event/event<x>/enable_count
Date: January 2017
Contact: Chanwoo Choi <cw00.choi@samsung.com>
Description:
The /sys/class/devfreq-event/event<x>/enable_count attribute
contains the reference count to enable the devfreq-event
object. If the device is enabled, the value of attribute is
greater than zero.