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SubjectRe: [PATCH net] can: j1939: j1939_xtp_rx_dat_one(): fix rxtimer value between consecutive TP.DT to 750ms
On Tue, Jul 06, 2021 at 07:00:08PM +0800, Zhang Changzhong wrote:
> For receive side, the max time interval between two consecutive TP.DT
> should be 750ms.
>
> Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol")
> Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>

ACK,
according to: SAE-J1939-21: T1 time is 750ms
according to: ISO 11783-3: T1 time is <=750ms

Acked-by: Oleksij Rempel <o.rempel@pengutronix.de>

> ---
> net/can/j1939/transport.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/net/can/j1939/transport.c b/net/can/j1939/transport.c
> index c3946c3..4113229 100644
> --- a/net/can/j1939/transport.c
> +++ b/net/can/j1939/transport.c
> @@ -1869,7 +1869,7 @@ static void j1939_xtp_rx_dat_one(struct j1939_session *session,
> if (!session->transmission)
> j1939_tp_schedule_txtimer(session, 0);
> } else {
> - j1939_tp_set_rxtimeout(session, 250);
> + j1939_tp_set_rxtimeout(session, 750);
> }
> session->last_cmd = 0xff;
> consume_skb(se_skb);
> --
> 2.9.5
>
>
>

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