Re: [RFC PATCH v4 6/8] leds: trigger: add hardware-phy-activity trigger
From: Randy Dunlap <hidden>
Date: 2021-11-11 02:18:51
Also in:
linux-devicetree, linux-leds, lkml, netdev
On 11/10/21 5:34 PM, Ansuel Smith wrote:
quoted hunk ↗ jump to hunk
diff --git a/drivers/leds/trigger/Kconfig b/drivers/leds/trigger/Kconfig index dc6816d36d06..737a8be533a3 100644 --- a/drivers/leds/trigger/Kconfig +++ b/drivers/leds/trigger/Kconfig@@ -154,4 +154,32 @@ config LEDS_TRIGGER_TTY When build as a module this driver will be called ledtrig-tty. +config LEDS_TRIGGER_HARDWARE_PHY_ACTIVITY + tristate "LED Trigger for PHY Activity for Hardware Controlled LED" + depends on LEDS_HARDWARE_CONTROL + help + This allows LEDs to be configured to run by hardware and offloaded
to be run
+ based on some rules. The LED will blink or be on based on the PHY
or be "on" based on
+ activity for example on packet receive or based on the link speed. + + The current supported offload triggers are: + - blink_tx: Blink LED on tx packet receive + - blink_rx: Blink LED on rx packet receive + - keep_link_10m: Keep LED on with 10m link speed + - keep_link_100m: Keep LED on with 100m link speed + - keep_link_1000m: Keep LED on with 1000m link speed + - keep_half_duplex: Keep LED on with half duplex link + - keep_full_duplex: Keep LED on with full duplex link + - option_linkup_over: Blink rules are ignored with absent link + - option_power_on_reset: Power ON Led on Switch/PHY reset + - option_blink_2hz: Set blink speed at 2hz for every blink event + - option_blink_4hz: Set blink speed at 4hz for every blink event + - option_blink_8hz: Set blink speed at 8hz for every blink event + + These blink modes are present in the LED sysfs dir under + hardware-phy-activity if supported by the LED driver. + + This trigger can be used only by LEDs that support Hardware mode.
-- ~Randy