Commit 1acd80fb authored by Marek Vasut's avatar Marek Vasut Committed by Marc Kleine-Budde
Browse files

can: ifi: Increment TX counters only on real transmission



Only increment the TX counters in the irq handler if a CAN message
was sent. The current code incremented the counters also if the TX
FIFO empty interrupt happened, which is incorrect.
Signed-off-by: default avatarMarek Vasut <marex@denx.de>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Oliver Hartkopp <socketcan@hartkopp.net>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: default avatarMarc Kleine-Budde <mkl@pengutronix.de>
parent ca794089
......@@ -522,13 +522,15 @@ static irqreturn_t ifi_canfd_isr(int irq, void *dev_id)
}
/* TX IRQ */
if (isr & tx_irq_mask) {
if (isr & IFI_CANFD_INTERRUPT_TXFIFO_REMOVE) {
stats->tx_bytes += can_get_echo_skb(ndev, 0);
stats->tx_packets++;
can_led_event(ndev, CAN_LED_EVENT_TX);
netif_wake_queue(ndev);
}
if (isr & tx_irq_mask)
netif_wake_queue(ndev);
return IRQ_HANDLED;
}
......
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