Commit ec681b91 authored by Jimmy Assarsson's avatar Jimmy Assarsson Committed by Marc Kleine-Budde
Browse files

can: kvaser_pciefd: Set hardware timestamp on transmitted packets 



Set hardware timestamp on transmitted packets.

Fixes: 26ad340e ("can: kvaser_pciefd: Add driver for Kvaser PCIEcan devices")
Signed-off-by: default avatarJimmy Assarsson <extja@kvaser.com>
Reviewed-by: default avatarVincent Mailhol <mailhol.vincent@wanadoo.fr>
Link: https://lore.kernel.org/all/20230529134248.752036-5-extja@kvaser.com


Signed-off-by: default avatarMarc Kleine-Budde <mkl@pengutronix.de>
parent 2d55e9f9

drivers/net/can/kvaser_pciefd.c

+10 −2
Original line number Diff line number Diff line
@@ -1485,6 +1485,7 @@ static void kvaser_pciefd_handle_nack_packet(struct kvaser_pciefd_can *can, 


	if (skb) {

		cf->can_id |= CAN_ERR_BUSERROR;

		kvaser_pciefd_set_skb_timestamp(can->kv_pcie, skb, p->timestamp);

		netif_rx(skb);

	} else {

		stats->rx_dropped++;
@@ -1516,8 +1517,15 @@ static int kvaser_pciefd_handle_ack_packet(struct kvaser_pciefd *pcie, 
		netdev_dbg(can->can.dev, "Packet was flushed\n");

	} else {

		int echo_idx = p->header[0] & KVASER_PCIEFD_PACKET_SEQ_MSK;

		int dlc = can_get_echo_skb(can->can.dev, echo_idx, NULL);

		u8 count = ioread32(can->reg_base +

		int dlc;

		u8 count;

		struct sk_buff *skb;



		skb = can->can.echo_skb[echo_idx];

		if (skb)

			kvaser_pciefd_set_skb_timestamp(pcie, skb, p->timestamp);

		dlc = can_get_echo_skb(can->can.dev, echo_idx, NULL);

		count = ioread32(can->reg_base +

				    KVASER_PCIEFD_KCAN_TX_NPACKETS_REG) & 0xff;



		if (count < KVASER_PCIEFD_CAN_TX_MAX_COUNT &&