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| author | David S. Miller <davem@davemloft.net> | 2015-10-11 05:15:30 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-10-11 05:15:30 -0700 |
| commit | 7bcfeead48b6f920007ee41bc70a83b58c5ba396 (patch) | |
| tree | 53c662af01d9a12e7cf2faee91637bf19ea19a82 /include/linux | |
| parent | 8fae307c8fe9789ff1f4161dcb2db0d689069448 (diff) | |
| parent | f640ee98bbeaa169684a571e0b96bea563bb6015 (diff) | |
Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next
Johan Hedberg says:
====================
pull request: bluetooth-next 2015-10-08
Here's another set of Bluetooth & 802.15.4 patches for the 4.4 kernel.
802.15.4:
- Many improvements & fixes to the mrf24j40 driver
- Fixes and cleanups to nl802154, mac802154 & ieee802154 code
Bluetooth:
- New chipset support in btmrvl driver
- Fixes & cleanups to btbcm, btmrvl, bpa10x & btintel drivers
- Support for vendor specific diagnostic data through common API
- Cleanups to the 6lowpan code
- New events & message types for monitor channel
Please let me know if there are any issues pulling. Thanks.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/ieee802154.h | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/include/linux/ieee802154.h b/include/linux/ieee802154.h index db01492814d3..d3e415674dac 100644 --- a/include/linux/ieee802154.h +++ b/include/linux/ieee802154.h @@ -25,12 +25,22 @@ #include <linux/types.h> #include <linux/random.h> -#include <asm/byteorder.h> #define IEEE802154_MTU 127 #define IEEE802154_ACK_PSDU_LEN 5 #define IEEE802154_MIN_PSDU_LEN 9 #define IEEE802154_FCS_LEN 2 +#define IEEE802154_MAX_AUTH_TAG_LEN 16 + +/* General MAC frame format: + * 2 bytes: Frame Control + * 1 byte: Sequence Number + * 20 bytes: Addressing fields + * 14 bytes: Auxiliary Security Header + */ +#define IEEE802154_MAX_HEADER_LEN (2 + 1 + 20 + 14) +#define IEEE802154_MIN_HEADER_LEN (IEEE802154_ACK_PSDU_LEN - \ + IEEE802154_FCS_LEN) #define IEEE802154_PAN_ID_BROADCAST 0xffff #define IEEE802154_ADDR_SHORT_BROADCAST 0xffff @@ -207,6 +217,7 @@ enum { /* frame control handling */ #define IEEE802154_FCTL_FTYPE 0x0003 +#define IEEE802154_FCTL_ACKREQ 0x0020 #define IEEE802154_FCTL_INTRA_PAN 0x0040 #define IEEE802154_FTYPE_DATA 0x0001 @@ -222,6 +233,15 @@ static inline int ieee802154_is_data(__le16 fc) } /** + * ieee802154_is_ackreq - check if acknowledgment request bit is set + * @fc: frame control bytes in little-endian byteorder + */ +static inline bool ieee802154_is_ackreq(__le16 fc) +{ + return fc & cpu_to_le16(IEEE802154_FCTL_ACKREQ); +} + +/** * ieee802154_is_intra_pan - check if intra pan id communication * @fc: frame control bytes in little-endian byteorder */ |