diff options
| author | Vincent Mailhol <mailhol.vincent@wanadoo.fr> | 2021-01-11 15:19:27 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2021-01-14 08:43:43 +0100 |
| commit | 1dcb6e57db833419483d0df2d956b1cc2a802683 (patch) | |
| tree | 74fb05db22febf0dcc26db16ce80e49da8933b4a /include/linux/can | |
| parent | f0ef72febc9a6a569d92cdf6c7996015dfa8e8bb (diff) | |
can: dev: can_put_echo_skb(): extend to handle frame_len
Add a frame_len argument to can_put_echo_skb() which is used to save length of
the CAN frame into field frame_len of struct can_skb_priv so that it can be
later used after transmission completion. Convert all users of this function,
too.
Drivers which implement BQL call can_put_echo_skb() with the output of
can_skb_get_frame_len(skb) and drivers which do not simply pass zero as an
input (in the same way that NULL would be given to can_get_echo_skb()). This
way, we have a nice symmetry between the two echo functions.
Link: https://lore.kernel.org/r/20210111061335.39983-1-mailhol.vincent@wanadoo.fr
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Reviewed-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
Link: https://lore.kernel.org/r/20210111141930.693847-13-mkl@pengutronix.de
Signed-off-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
Diffstat (limited to 'include/linux/can')
| -rw-r--r-- | include/linux/can/skb.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/can/skb.h b/include/linux/can/skb.h index 5db9da30843c..eaac4a637ae0 100644 --- a/include/linux/can/skb.h +++ b/include/linux/can/skb.h @@ -18,7 +18,7 @@ void can_flush_echo_skb(struct net_device *dev); int can_put_echo_skb(struct sk_buff *skb, struct net_device *dev, - unsigned int idx); + unsigned int idx, unsigned int frame_len); struct sk_buff *__can_get_echo_skb(struct net_device *dev, unsigned int idx, u8 *len_ptr, unsigned int *frame_len_ptr); unsigned int can_get_echo_skb(struct net_device *dev, unsigned int idx); |