diff options
Diffstat (limited to 'include/linux/can/dev.h')
| -rw-r--r-- | include/linux/can/dev.h | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h index 5824b20b5fc..1ed2a5cc03f 100644 --- a/include/linux/can/dev.h +++ b/include/linux/can/dev.h @@ -29,8 +29,6 @@ enum can_mode { /* * CAN common private data */ -#define CAN_ECHO_SKB_MAX 4 - struct can_priv { struct can_device_stats can_stats; @@ -44,15 +42,16 @@ struct can_priv { int restart_ms; struct timer_list restart_timer; - struct sk_buff *echo_skb[CAN_ECHO_SKB_MAX]; - int (*do_set_bittiming)(struct net_device *dev); int (*do_set_mode)(struct net_device *dev, enum can_mode mode); int (*do_get_state)(const struct net_device *dev, enum can_state *state); + + unsigned int echo_skb_max; + struct sk_buff **echo_skb; }; -struct net_device *alloc_candev(int sizeof_priv); +struct net_device *alloc_candev(int sizeof_priv, unsigned int echo_skb_max); void free_candev(struct net_device *dev); int open_candev(struct net_device *dev); @@ -64,8 +63,13 @@ void unregister_candev(struct net_device *dev); int can_restart_now(struct net_device *dev); void can_bus_off(struct net_device *dev); -void can_put_echo_skb(struct sk_buff *skb, struct net_device *dev, int idx); -void can_get_echo_skb(struct net_device *dev, int idx); -void can_free_echo_skb(struct net_device *dev, int idx); +void can_put_echo_skb(struct sk_buff *skb, struct net_device *dev, + unsigned int idx); +void can_get_echo_skb(struct net_device *dev, unsigned int idx); +void can_free_echo_skb(struct net_device *dev, unsigned int idx); + +struct sk_buff *alloc_can_skb(struct net_device *dev, struct can_frame **cf); +struct sk_buff *alloc_can_err_skb(struct net_device *dev, + struct can_frame **cf); #endif /* CAN_DEV_H */ |