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Commit 239a84a9 authored by Alexander Aring's avatar Alexander Aring Committed by Marcel Holtmann
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mac802154: add ieee802154_le64_to_be64 



This patch adds a new function to convert a le64 to a be64. This is
useful to translate an extended address to a netdev dev_addr.

Signed-off-by: default avatarAlexander Aring <alex.aring@gmail.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 35d5a374

include/net/mac802154.h

+13 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
#define NET_MAC802154_H



#include <net/af_ieee802154.h>

#include <linux/ieee802154.h>

#include <linux/skbuff.h>



/* General MAC frame format:
@@ -231,6 +232,18 @@ static inline __le64 ieee802154_netdev_to_extended_addr(const void *dev_addr) 
	return (__force __le64)swab64p(dev_addr);

}



/**

 * ieee802154_le64_to_be64 - copies and convert le64 to be64

 * @be64_dst: be64 destination pointer

 * @le64_src: le64 source pointer

 */

static inline void ieee802154_le64_to_be64(void *be64_dst, const void *le64_src)

{

	__be64 tmp = (__force __be64)swab64p(le64_src);



	memcpy(be64_dst, &tmp, IEEE802154_EXTENDED_ADDR_LEN);

}



/* Basic interface to register ieee802154 hwice */

struct ieee802154_hw *

ieee802154_alloc_hw(size_t priv_data_len, const struct ieee802154_ops *ops);