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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/leds/trigger/Kconfig
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/leds/trigger/Kconfig')
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+# SPDX-License-Identifier: GPL-2.0-only
+menuconfig LEDS_TRIGGERS
+ bool "LED Trigger support"
+ depends on LEDS_CLASS
+ help
+ This option enables trigger support for the leds class.
+ These triggers allow kernel events to drive the LEDs and can
+ be configured via sysfs. If unsure, say Y.
+
+if LEDS_TRIGGERS
+
+config LEDS_TRIGGER_TIMER
+ tristate "LED Timer Trigger"
+ help
+ This allows LEDs to be controlled by a programmable timer
+ via sysfs. Some LED hardware can be programmed to start
+ blinking the LED without any further software interaction.
+ For more details read Documentation/leds/leds-class.rst.
+
+ If unsure, say Y.
+
+config LEDS_TRIGGER_ONESHOT
+ tristate "LED One-shot Trigger"
+ help
+ This allows LEDs to blink in one-shot pulses with parameters
+ controlled via sysfs. It's useful to notify the user on
+ sporadic events, when there are no clear begin and end trap points,
+ or on dense events, where this blinks the LED at constant rate if
+ rearmed continuously.
+
+ It also shows how to use the led_blink_set_oneshot() function.
+
+ If unsure, say Y.
+
+config LEDS_TRIGGER_DISK
+ bool "LED Disk Trigger"
+ depends on ATA
+ help
+ This allows LEDs to be controlled by disk activity.
+ If unsure, say Y.
+
+config LEDS_TRIGGER_MTD
+ bool "LED MTD (NAND/NOR) Trigger"
+ depends on MTD
+ help
+ This allows LEDs to be controlled by MTD activity.
+ If unsure, say N.
+
+config LEDS_TRIGGER_HEARTBEAT
+ tristate "LED Heartbeat Trigger"
+ help
+ This allows LEDs to be controlled by a CPU load average.
+ The flash frequency is a hyperbolic function of the 1-minute
+ load average.
+ If unsure, say Y.
+
+config LEDS_TRIGGER_BACKLIGHT
+ tristate "LED backlight Trigger"
+ help
+ This allows LEDs to be controlled as a backlight device: they
+ turn off and on when the display is blanked and unblanked.
+
+ If unsure, say N.
+
+config LEDS_TRIGGER_CPU
+ bool "LED CPU Trigger"
+ depends on !PREEMPT_RT
+ help
+ This allows LEDs to be controlled by active CPUs. This shows
+ the active CPUs across an array of LEDs so you can see which
+ CPUs are active on the system at any given moment.
+
+ If unsure, say N.
+
+config LEDS_TRIGGER_ACTIVITY
+ tristate "LED activity Trigger"
+ help
+ This allows LEDs to be controlled by an immediate CPU usage.
+ The flash frequency and duty cycle varies from faint flashes to
+ intense brightness depending on the instant CPU load.
+ If unsure, say N.
+
+config LEDS_TRIGGER_GPIO
+ tristate "LED GPIO Trigger"
+ depends on GPIOLIB || COMPILE_TEST
+ help
+ This allows LEDs to be controlled by gpio events. It's good
+ when using gpios as switches and triggering the needed LEDs
+ from there. One use case is n810's keypad LEDs that could
+ be triggered by this trigger when user slides up to show
+ keypad.
+
+ If unsure, say N.
+
+config LEDS_TRIGGER_DEFAULT_ON
+ tristate "LED Default ON Trigger"
+ help
+ This allows LEDs to be initialised in the ON state.
+ If unsure, say Y.
+
+comment "iptables trigger is under Netfilter config (LED target)"
+ depends on LEDS_TRIGGERS
+
+config LEDS_TRIGGER_TRANSIENT
+ tristate "LED Transient Trigger"
+ help
+ This allows one time activation of a transient state on
+ GPIO/PWM based hardware.
+ If unsure, say Y.
+
+config LEDS_TRIGGER_CAMERA
+ tristate "LED Camera Flash/Torch Trigger"
+ help
+ This allows LEDs to be controlled as a camera flash/torch device.
+ This enables direct flash/torch on/off by the driver, kernel space.
+ If unsure, say Y.
+
+config LEDS_TRIGGER_PANIC
+ bool "LED Panic Trigger"
+ help
+ This allows LEDs to be configured to blink on a kernel panic.
+ Enabling this option will allow to mark certain LEDs as panic indicators,
+ allowing to blink them on a kernel panic, even if they are set to
+ a different trigger.
+ If unsure, say Y.
+
+config LEDS_TRIGGER_NETDEV
+ tristate "LED Netdev Trigger"
+ depends on NET
+ help
+ This allows LEDs to be controlled by network device activity.
+ If unsure, say Y.
+
+config LEDS_TRIGGER_PATTERN
+ tristate "LED Pattern Trigger"
+ help
+ This allows LEDs to be controlled by a software or hardware pattern
+ which is a series of tuples, of brightness and duration (ms).
+ If unsure, say N
+
+config LEDS_TRIGGER_AUDIO
+ tristate "Audio Mute LED Trigger"
+ help
+ This allows LEDs to be controlled by audio drivers for following
+ the audio mute and mic-mute changes.
+ If unsure, say N
+
+config LEDS_TRIGGER_TTY
+ tristate "LED Trigger for TTY devices"
+ depends on TTY
+ help
+ This allows LEDs to be controlled by activity on ttys which includes
+ serial devices like /dev/ttyS0.
+
+ When build as a module this driver will be called ledtrig-tty.
+
+endif # LEDS_TRIGGERS