mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-04-09 17:01:18 -04:00
Code Issues Packages Projects Releases Wiki Activity

can: kvaser_usb: hydra: Set hardware timestamp on transmitted packets

Browse Source 
Set hardware timestamp on transmitted packets.

Signed-off-by: Jimmy Assarsson <extja@kvaser.com>
Reviewed-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
Link: https://lore.kernel.org/all/20240701154936.92633-5-extja@kvaser.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Jimmy Assarsson
2024-07-01 17:49:25 +02:00
committed by Marc Kleine-Budde
parent 0512cc691a
commit d920dd289e
1 changed files with 4 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
View File

@@ -10,7 +10,6 @@
* - Transition from CAN_STATE_ERROR_WARNING to CAN_STATE_ERROR_ACTIVE is only
* reported after a call to do_get_berr_counter(), since firmware does not
* distinguish between ERROR_WARNING and ERROR_ACTIVE.
* - Hardware timestamps are not set for CAN Tx frames.
*/
#include <linux/completion.h>
@@ -1187,6 +1186,7 @@ static void kvaser_usb_hydra_tx_acknowledge(const struct kvaser_usb *dev,
bool one_shot_fail = false;
bool is_err_frame = false;
u16 transid = kvaser_usb_hydra_get_cmd_transid(cmd);
struct sk_buff *skb;
priv = kvaser_usb_hydra_net_priv_from_cmd(dev, cmd);
if (!priv)
@@ -1213,6 +1213,9 @@ static void kvaser_usb_hydra_tx_acknowledge(const struct kvaser_usb *dev,
spin_lock_irqsave(&priv->tx_contexts_lock, irq_flags);
skb = priv->can.echo_skb[context->echo_index];
if (skb)
skb_hwtstamps(skb)->hwtstamp = kvaser_usb_hydra_ktime_from_cmd(dev->cfg, cmd);
len = can_get_echo_skb(priv->netdev, context->echo_index, NULL);
context->echo_index = dev->max_tx_urbs;
--priv->active_tx_contexts;