summaryrefslogtreecommitdiffstats
path: root/net/ieee802154/core.h
blob: 1c19f575d574d051784ac6070c6b9e651c57f4cd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IEEE802154_CORE_H
#define __IEEE802154_CORE_H

#include <net/cfg802154.h>

struct cfg802154_registered_device {
	const struct cfg802154_ops *ops;
	struct list_head list;

	/* wpan_phy index, internal only */
	int wpan_phy_idx;

	/* also protected by devlist_mtx */
	int opencount;
	wait_queue_head_t dev_wait;

	/* protected by RTNL only */
	int num_running_ifaces;

	/* associated wpan interfaces, protected by rtnl or RCU */
	struct list_head wpan_dev_list;
	int devlist_generation, wpan_dev_id;

	/* must be last because of the way we do wpan_phy_priv(),
	 * and it should at least be aligned to NETDEV_ALIGN
	 */
	struct wpan_phy wpan_phy __aligned(NETDEV_ALIGN);
};

static inline struct cfg802154_registered_device *
wpan_phy_to_rdev(struct wpan_phy *wpan_phy)
{
	BUG_ON(!wpan_phy);
	return container_of(wpan_phy, struct cfg802154_registered_device,
			    wpan_phy);
}

extern struct list_head cfg802154_rdev_list;
extern int cfg802154_rdev_list_generation;

int cfg802154_switch_netns(struct cfg802154_registered_device *rdev,
			   struct net *net);
/* free object */
void cfg802154_dev_free(struct cfg802154_registered_device *rdev);
struct cfg802154_registered_device *
cfg802154_rdev_by_wpan_phy_idx(int wpan_phy_idx);
struct wpan_phy *wpan_phy_idx_to_wpan_phy(int wpan_phy_idx);

#endif /* __IEEE802154_CORE_H */
OpenPOWER on IntegriCloud