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can: c_can: Avoid led toggling for every packet.

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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 <tglx@linutronix.de>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Thomas Gleixner 2014-03-18 17:19:15 +00:00 committed by Marc Kleine-Budde
parent 5a7513adab
commit b1d8e431bd
1 changed files with 4 additions and 3 deletions
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7
drivers/net/can/c_can/c_can.c
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@ -433,9 +433,6 @@ static int c_can_read_msg_object(struct net_device *dev, int iface, int ctrl)
stats->rx_packets++; stats->rx_packets++;
stats->rx_bytes += frame->can_dlc; stats->rx_bytes += frame->can_dlc;
can_led_event(dev, CAN_LED_EVENT_RX);
return 0; return 0;
} }
@ -901,6 +898,10 @@ static int c_can_do_rx_poll(struct net_device *dev, int quota)
pkts += n; pkts += n;
quota -= n; quota -= n;
} }
if (pkts)
can_led_event(dev, CAN_LED_EVENT_RX);
return pkts; return pkts;
} }