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path: root/drivers/net/can/sja1000/sja1000.c
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Diffstat (limited to 'drivers/net/can/sja1000/sja1000.c')
-rw-r--r--drivers/net/can/sja1000/sja1000.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c
index 83ee11eca0e2..daf4013a8fc7 100644
--- a/drivers/net/can/sja1000/sja1000.c
+++ b/drivers/net/can/sja1000/sja1000.c
@@ -60,6 +60,7 @@
#include <linux/can/dev.h>
#include <linux/can/error.h>
+#include <linux/can/led.h>
#include "sja1000.h"
@@ -368,6 +369,8 @@ static void sja1000_rx(struct net_device *dev)
stats->rx_packets++;
stats->rx_bytes += cf->can_dlc;
+
+ can_led_event(dev, CAN_LED_EVENT_RX);
}
static int sja1000_err(struct net_device *dev, uint8_t isrc, uint8_t status)
@@ -521,6 +524,7 @@ irqreturn_t sja1000_interrupt(int irq, void *dev_id)
can_get_echo_skb(dev, 0);
}
netif_wake_queue(dev);
+ can_led_event(dev, CAN_LED_EVENT_TX);
}
if (isrc & IRQ_RI) {
/* receive interrupt */
@@ -575,6 +579,8 @@ static int sja1000_open(struct net_device *dev)
/* init and start chi */
sja1000_start(dev);
+ can_led_event(dev, CAN_LED_EVENT_OPEN);
+
netif_start_queue(dev);
return 0;
@@ -592,6 +598,8 @@ static int sja1000_close(struct net_device *dev)
close_candev(dev);
+ can_led_event(dev, CAN_LED_EVENT_STOP);
+
return 0;
}
@@ -639,6 +647,8 @@ static const struct net_device_ops sja1000_netdev_ops = {
int register_sja1000dev(struct net_device *dev)
{
+ int ret;
+
if (!sja1000_probe_chip(dev))
return -ENODEV;
@@ -648,7 +658,12 @@ int register_sja1000dev(struct net_device *dev)
set_reset_mode(dev);
chipset_init(dev);
- return register_candev(dev);
+ ret = register_candev(dev);
+
+ if (!ret)
+ devm_can_led_init(dev);
+
+ return ret;
}
EXPORT_SYMBOL_GPL(register_sja1000dev);