There is no point to toggle the RX led for every packet. Especially if
we have a full FIFO we want to avoid everything we can.
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
---
drivers/net/can/c_can/c_can.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
Index: linux/drivers/net/can/c_can/c_can.c
===================================================================
--- linux.orig/drivers/net/can/c_can/c_can.c
+++ linux/drivers/net/can/c_can/c_can.c
@@ -433,9 +433,6 @@ static int c_can_read_msg_object(struct
stats->rx_packets++;
stats->rx_bytes += frame->can_dlc;
-
- can_led_event(dev, CAN_LED_EVENT_RX);
-
return 0;
}
@@ -892,6 +889,10 @@ static int c_can_do_rx_poll(struct net_d
pkts += n;
quota -= n;
}
+
+ if (pkts)
+ can_led_event(dev, CAN_LED_EVENT_RX);
+
return pkts;
}
--
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