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can: dev: add CAN XL support to virtual CAN

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Make use of new can_skb_get_data_len() helper.
Add support for variable CANXL MTU using the new can_is_canxl_dev_mtu().

Acked-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Link: https://lore.kernel.org/all/20220912170725.120748-7-socketcan@hartkopp.net
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Oliver Hartkopp 2022-09-12 19:07:24 +02:00 • committed by Marc Kleine-Budde
parent fb08cba12b
commit ebf87fc728
3 changed files with 15 additions and 10 deletions
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5
include/linux/can/dev.h
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@ -147,6 +147,11 @@ static inline u32 can_get_static_ctrlmode(struct can_priv *priv)
return priv->ctrlmode & ~priv->ctrlmode_supported;
}
static inline bool can_is_canxl_dev_mtu(unsigned int mtu)
{
return (mtu >= CANXL_MIN_MTU && mtu <= CANXL_MAX_MTU);
}
void can_setup(struct net_device *dev);
struct net_device *alloc_candev_mqs(int sizeof_priv, unsigned int echo_skb_max,