This is a note to let you know that I've just added the patch titled
can: kvaser_pciefd: Set hardware timestamp on transmitted packets
to the 6.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
can-kvaser_pciefd-set-hardware-timestamp-on-transmit.patch
and it can be found in the queue-6.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 48b362f72be6137a53729da39c5c454af555c446
Author: Jimmy Assarsson <extja@xxxxxxxxxx>
Date: Mon May 29 15:42:38 2023 +0200
can: kvaser_pciefd: Set hardware timestamp on transmitted packets
[ Upstream commit ec681b91befa982477e24a150dd6452427fe6473 ]
Set hardware timestamp on transmitted packets.
Fixes: 26ad340e582d ("can: kvaser_pciefd: Add driver for Kvaser PCIEcan devices")
Signed-off-by: Jimmy Assarsson <extja@xxxxxxxxxx>
Reviewed-by: Vincent Mailhol <mailhol.vincent@xxxxxxxxxx>
Link: https://lore.kernel.org/all/20230529134248.752036-5-extja@xxxxxxxxxx
Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c
index 0b537292c7b19..74a47244f1291 100644
--- a/drivers/net/can/kvaser_pciefd.c
+++ b/drivers/net/can/kvaser_pciefd.c
@@ -1519,6 +1519,7 @@ 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++;
@@ -1550,8 +1551,15 @@ 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 &&
