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| author |   Alexander Aring <alex.aring@gmail.com> | 2014-11-02 04:18:40 +0100 |
|---|---|---|
| committer |   Marcel Holtmann <marcel@holtmann.org> | 2014-11-02 04:51:07 +0100 |
| commit | ab24f50f2a3e3f6a38b4852530534aa99d86b4d1 (patch) | |
| tree | ff0109b22e75750a8514847d984b15831b3b0e7b /include/net/mac802154.h | |
| parent | ieee802154: don't allow to change addr while netif_running (diff) | |
| download | linux-dev-ab24f50f2a3e3f6a38b4852530534aa99d86b4d1.tar.xz linux-dev-ab24f50f2a3e3f6a38b4852530534aa99d86b4d1.zip | |
mac802154: add helper for converting dev_addr
This patch adds a helper for converting the dev_addr attribute in
netdevice to __le64 type. The dev_addr attribute is a char pointer
and contains the extended address in big endian byte order.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'include/net/mac802154.h')
| -rw-r--r-- | include/net/mac802154.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/net/mac802154.h b/include/net/mac802154.h index 8f1de6844cb0..c17acbd0dadc 100644 --- a/include/net/mac802154.h +++ b/include/net/mac802154.h @@ -214,6 +214,15 @@ struct ieee802154_ops { const bool on); }; +/** + * ieee802154_netdev_to_extended_addr - convert __be64 u8 pointer to __le64 + * @dev_addr: big endian address pointer like netdevice dev_addr attribute + */ +static inline __le64 ieee802154_netdev_to_extended_addr(const u8 *dev_addr) +{ + return (__le64)swab64(*((__be64 *)dev_addr)); +} + /* Basic interface to register ieee802154 hwice */ struct ieee802154_hw * ieee802154_alloc_hw(size_t priv_data_len, const struct ieee802154_ops *ops); |