Re: [PATCH can-next v5 1/2] can: add tx/rx LED trigger support

From: Marc Kleine-Budde
Date: Wed Aug 01 2012 - 07:59:25 EST


On 08/01/2012 01:49 PM, Fabio Baltieri wrote:
> This patch implements the functions to add two LED triggers, named
> <ifname>-tx and <ifname>-rx, to a canbus device driver.
>
> Triggers are called from specific handlers by each CAN device driver and
> can be disabled altogether with a Kconfig option.
>
> The implementation keeps the LED on when the interface is UP and blinks
> the LED on network activity at a configurable rate.
>
> This only supports can-dev based drivers, as it uses some support field
> in the can_priv structure.
>
> Supported drivers should call devm_can_led_init() and can_led_event() as
> needed.
>
> Cleanup is handled automatically by devres, so no *_exit function is
> needed.
>
> Supported events are:
> - CAN_LED_EVENT_OPEN: turn on tx/rx LEDs
> - CAN_LED_EVENT_STOP: turn off tx/rx LEDs
> - CAN_LED_EVENT_TX: trigger tx LED blink
> - CAN_LED_EVENT_RX: trigger tx LED blink
>
> Cc: Oliver Hartkopp <socketcan@xxxxxxxxxxxx>
> Cc: Wolfgang Grandegger <wg@xxxxxxxxxxxxxx>
> Cc: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
> Signed-off-by: Fabio Baltieri <fabio.baltieri@xxxxxxxxx>

Applied to can-next/master.

But as net-next is still closed, feel free to send Acked-by or
Tested-by. Or even code improvements.

Marc

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