Commit 79fe1a2a authored by Alexander Aring's avatar Alexander Aring Committed by Marcel Holtmann
Browse files

ieee802154: add nl802154 framework 



This patch adds a basic nl802154 framework. Most of this code was
grabbed from nl80211 framework.

Signed-off-by: default avatarAlexander Aring <alex.aring@gmail.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 3ae75e02

net/ieee802154/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -3,7 +3,7 @@ obj-$(CONFIG_IEEE802154_6LOWPAN) += ieee802154_6lowpan.o 


ieee802154_6lowpan-y := 6lowpan_rtnl.o reassembly.o

ieee802154-y := netlink.o nl-mac.o nl-phy.o nl_policy.o core.o \

                header_ops.o sysfs.o

                header_ops.o sysfs.o nl802154.o

af_802154-y := af_ieee802154.o raw.o dgram.o



ccflags-y += -D__CHECK_ENDIAN__

net/ieee802154/core.c

+27 −1
Original line number Diff line number Diff line
@@ -21,11 +21,12 @@ 
#include <net/rtnetlink.h>



#include "ieee802154.h"

#include "nl802154.h"

#include "sysfs.h"

#include "core.h"



/* RCU-protected (and RTNL for writers) */

static LIST_HEAD(cfg802154_rdev_list);

LIST_HEAD(cfg802154_rdev_list);

static int cfg802154_rdev_list_generation;



static int wpan_phy_match(struct device *dev, const void *data)
@@ -74,6 +75,23 @@ int wpan_phy_for_each(int (*fn)(struct wpan_phy *phy, void *data), 
}

EXPORT_SYMBOL(wpan_phy_for_each);



struct cfg802154_registered_device *

cfg802154_rdev_by_wpan_phy_idx(int wpan_phy_idx)

{

	struct cfg802154_registered_device *result = NULL, *rdev;



	ASSERT_RTNL();



	list_for_each_entry(rdev, &cfg802154_rdev_list, list) {

		if (rdev->wpan_phy_idx == wpan_phy_idx) {

			result = rdev;

			break;

		}

	}



	return result;

}



struct wpan_phy *

wpan_phy_new(const struct cfg802154_ops *ops, size_t priv_size)

{
@@ -270,8 +288,15 @@ static int __init wpan_phy_class_init(void) 
	if (rc)

		goto err_notifier;



	rc = nl802154_init();

	if (rc)

		goto err_ieee802154_nl;



	return 0;



err_ieee802154_nl:

	ieee802154_nl_exit();



err_notifier:

	unregister_netdevice_notifier(&cfg802154_netdev_notifier);

err_nl:
@@ -283,6 +308,7 @@ subsys_initcall(wpan_phy_class_init); 


static void __exit wpan_phy_class_exit(void)

{

	nl802154_exit();

	ieee802154_nl_exit();

	unregister_netdevice_notifier(&cfg802154_netdev_notifier);

	wpan_phy_sysfs_exit();

net/ieee802154/core.h

+4 −0
Original line number Diff line number Diff line
@@ -35,7 +35,11 @@ wpan_phy_to_rdev(struct wpan_phy *wpan_phy) 
			    wpan_phy);

}



extern struct list_head cfg802154_rdev_list;



/* 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);



#endif /* __IEEE802154_CORE_H */

net/ieee802154/ieee802154.h

+1 −1
Original line number Diff line number Diff line
@@ -15,7 +15,7 @@ 
#define IEEE_802154_LOCAL_H



int __init ieee802154_nl_init(void);

void __exit ieee802154_nl_exit(void);

void ieee802154_nl_exit(void);



#define IEEE802154_OP(_cmd, _func)			\

	{						\

net/ieee802154/netlink.c

+1 −1
Original line number Diff line number Diff line
@@ -155,7 +155,7 @@ int __init ieee802154_nl_init(void) 
						    ieee802154_mcgrps);

}



void __exit ieee802154_nl_exit(void)

void ieee802154_nl_exit(void)

{

	genl_unregister_family(&nl802154_family);

}