diff options
| author | Jimmy Assarsson <extja@kvaser.com> | 2023-05-29 15:42:38 +0200 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2023-06-22 09:44:28 +0200 |
| commit | ec681b91befa982477e24a150dd6452427fe6473 (patch) | |
| tree | 3a2ffe2c603e2e32c7166d51f02fdf9f533c1933 /drivers/net/can/kvaser_pciefd.c | |
| parent | can: kvaser_pciefd: Add function to set skb hwtstamps (diff) | |
| download | linux-ec681b91befa982477e24a150dd6452427fe6473.tar.xz linux-ec681b91befa982477e24a150dd6452427fe6473.zip | |
can: kvaser_pciefd: Set hardware timestamp on transmitted packets
Set hardware timestamp on transmitted packets.
Fixes: 26ad340e582d ("can: kvaser_pciefd: Add driver for Kvaser PCIEcan devices")
Signed-off-by: Jimmy Assarsson <extja@kvaser.com>
Reviewed-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
Link: https://lore.kernel.org/all/20230529134248.752036-5-extja@kvaser.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/kvaser_pciefd.c')
| -rw-r--r-- | drivers/net/can/kvaser_pciefd.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c index 7646338d4d44..88bad2c2b641 100644 --- a/drivers/net/can/kvaser_pciefd.c +++ b/drivers/net/can/kvaser_pciefd.c @@ -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 && |