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-rw-r--r--Documentation/ABI/testing/sysfs-class-led-trigger-tty56
1 files changed, 56 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-led-trigger-tty b/Documentation/ABI/testing/sysfs-class-led-trigger-tty
index 2bf6b24e78..30cef9ac0f 100644
--- a/Documentation/ABI/testing/sysfs-class-led-trigger-tty
+++ b/Documentation/ABI/testing/sysfs-class-led-trigger-tty
@@ -4,3 +4,59 @@ KernelVersion: 5.10
Contact: linux-leds@vger.kernel.org
Description:
Specifies the tty device name of the triggering tty
+
+What: /sys/class/leds/<led>/rx
+Date: February 2024
+KernelVersion: 6.8
+Description:
+ Signal reception (rx) of data on the named tty device.
+ If set to 0, the LED will not blink on reception.
+ If set to 1 (default), the LED will blink on reception.
+
+What: /sys/class/leds/<led>/tx
+Date: February 2024
+KernelVersion: 6.8
+Description:
+ Signal transmission (tx) of data on the named tty device.
+ If set to 0, the LED will not blink on transmission.
+ If set to 1 (default), the LED will blink on transmission.
+
+What: /sys/class/leds/<led>/cts
+Date: February 2024
+KernelVersion: 6.8
+Description:
+ CTS = Clear To Send
+ DCE is ready to accept data from the DTE.
+ If the line state is detected, the LED is switched on.
+ If set to 0 (default), the LED will not evaluate CTS.
+ If set to 1, the LED will evaluate CTS.
+
+What: /sys/class/leds/<led>/dsr
+Date: February 2024
+KernelVersion: 6.8
+Description:
+ DSR = Data Set Ready
+ DCE is ready to receive and send data.
+ If the line state is detected, the LED is switched on.
+ If set to 0 (default), the LED will not evaluate DSR.
+ If set to 1, the LED will evaluate DSR.
+
+What: /sys/class/leds/<led>/dcd
+Date: February 2024
+KernelVersion: 6.8
+Description:
+ DCD = Data Carrier Detect
+ DTE is receiving a carrier from the DCE.
+ If the line state is detected, the LED is switched on.
+ If set to 0 (default), the LED will not evaluate CAR (DCD).
+ If set to 1, the LED will evaluate CAR (DCD).
+
+What: /sys/class/leds/<led>/rng
+Date: February 2024
+KernelVersion: 6.8
+Description:
+ RNG = Ring Indicator
+ DCE has detected an incoming ring signal on the telephone
+ line. If the line state is detected, the LED is switched on.
+ If set to 0 (default), the LED will not evaluate RNG.
+ If set to 1, the LED will evaluate RNG.