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authorDan Williams <dan.j.williams@intel.com>2009-09-08 20:55:21 -0400
committerDan Williams <dan.j.williams@intel.com>2009-09-08 20:55:21 -0400
commitbbb20089a3275a19e475dbc21320c3742e3ca423 (patch)
tree216fdc1cbef450ca688135c5b8969169482d9a48 /include/linux/can/dev.h
parent3e48e656903e9fd8bc805c6a2c4264d7808d315b (diff)
parent657a77fa7284d8ae28dfa48f1dc5d919bf5b2843 (diff)
Merge branch 'dmaengine' into async-tx-next
Conflicts: crypto/async_tx/async_xor.c drivers/dma/ioat/dma_v2.h drivers/dma/ioat/pci.c drivers/md/raid5.c
Diffstat (limited to 'include/linux/can/dev.h')
-rw-r--r--include/linux/can/dev.h70
1 files changed, 70 insertions, 0 deletions
diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h
new file mode 100644
index 000000000000..4a37a56f6cdd
--- /dev/null
+++ b/include/linux/can/dev.h
@@ -0,0 +1,70 @@
1/*
2 * linux/can/dev.h
3 *
4 * Definitions for the CAN network device driver interface
5 *
6 * Copyright (C) 2006 Andrey Volkov <avolkov@varma-el.com>
7 * Varma Electronics Oy
8 *
9 * Copyright (C) 2008 Wolfgang Grandegger <wg@grandegger.com>
10 *
11 * Send feedback to <socketcan-users@lists.berlios.de>
12 */
13
14#ifndef CAN_DEV_H
15#define CAN_DEV_H
16
17#include <linux/can/netlink.h>
18#include <linux/can/error.h>
19
20/*
21 * CAN mode
22 */
23enum can_mode {
24 CAN_MODE_STOP = 0,
25 CAN_MODE_START,
26 CAN_MODE_SLEEP
27};
28
29/*
30 * CAN common private data
31 */
32#define CAN_ECHO_SKB_MAX 4
33
34struct can_priv {
35 struct can_device_stats can_stats;
36
37 struct can_bittiming bittiming;
38 struct can_bittiming_const *bittiming_const;
39 struct can_clock clock;
40
41 enum can_state state;
42 u32 ctrlmode;
43
44 int restart_ms;
45 struct timer_list restart_timer;
46
47 struct sk_buff *echo_skb[CAN_ECHO_SKB_MAX];
48
49 int (*do_set_bittiming)(struct net_device *dev);
50 int (*do_set_mode)(struct net_device *dev, enum can_mode mode);
51 int (*do_get_state)(const struct net_device *dev,
52 enum can_state *state);
53};
54
55struct net_device *alloc_candev(int sizeof_priv);
56void free_candev(struct net_device *dev);
57
58int open_candev(struct net_device *dev);
59void close_candev(struct net_device *dev);
60
61int register_candev(struct net_device *dev);
62void unregister_candev(struct net_device *dev);
63
64int can_restart_now(struct net_device *dev);
65void can_bus_off(struct net_device *dev);
66
67void can_put_echo_skb(struct sk_buff *skb, struct net_device *dev, int idx);
68void can_get_echo_skb(struct net_device *dev, int idx);
69
70#endif /* CAN_DEV_H */