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SubjectRe: [RFC PATCH v4 6/8] leds: trigger: add hardware-phy-activity trigger
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On 11/10/21 5:34 PM, Ansuel Smith wrote:
> 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

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