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can: add combined rx/tx LED trigger support

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Add <ifname>-rxtx trigger, that will be activated both for tx
as rx events. This trigger mimics "activity" LED for Ethernet
devices.

Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Yegor Yefremov 2015-03-16 09:38:13 +01:00 • committed by Marc Kleine-Budde
parent fba6f9117a
commit c54eb70e3b
3 changed files with 25 additions and 5 deletions
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6
include/linux/can/led.h
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@ -21,8 +21,10 @@ enum can_led_event {
#ifdef CONFIG_CAN_LEDS
/* keep space for interface name + "-tx"/"-rx" suffix and null terminator */
#define CAN_LED_NAME_SZ (IFNAMSIZ + 4)
/* keep space for interface name + "-tx"/"-rx"/"-rxtx"
* suffix and null terminator
*/
#define CAN_LED_NAME_SZ (IFNAMSIZ + 6)
void can_led_event(struct net_device *netdev, enum can_led_event event);
void devm_can_led_init(struct net_device *netdev);