X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=Documentation%2Fnetworking%2Fieee802154.txt;h=22bbc7225f8ed599e8c8b51653c017a6c4845c53;hb=ca439c9b983ffa14e9eae6030e3ee80ad039388f;hp=09eb57329f115d17d65c37eac449d0270859b0f7;hpb=ee3e542fec6e69bc9fb668698889a37d93950ddf;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git diff --git a/Documentation/networking/ieee802154.txt b/Documentation/networking/ieee802154.txt index 09eb573..22bbc72 100644 --- a/Documentation/networking/ieee802154.txt +++ b/Documentation/networking/ieee802154.txt @@ -4,7 +4,7 @@ Introduction ============ -The IEEE 802.15.4 working group focuses on standartization of bottom +The IEEE 802.15.4 working group focuses on standardization of bottom two layers: Medium Access Control (MAC) and Physical (PHY). And there are mainly two options available for upper layers: - ZigBee - proprietary protocol from ZigBee Alliance @@ -66,7 +66,7 @@ net_device, with .type = ARPHRD_IEEE802154. Data is exchanged with socket family code via plain sk_buffs. On skb reception skb->cb must contain additional info as described in the struct ieee802154_mac_cb. During packet transmission the skb->cb is used to provide additional data to device's header_ops->create -function. Be aware, that this data can be overriden later (when socket code +function. Be aware that this data can be overridden later (when socket code submits skb to qdisc), so if you need something from that cb later, you should store info in the skb->data on your own.