From 987b8816661332978efd0f85bedf9866fe2e3232 Mon Sep 17 00:00:00 2001 From: Thadeu Lima de Souza Cascardo Date: Sun, 26 Jul 2009 12:34:40 -0300 Subject: trivial: fix typo in ieee802154 documentation and add it to index Signed-off-by: Thadeu Lima de Souza Cascardo --- Documentation/networking/ieee802154.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'Documentation/networking/ieee802154.txt') diff --git a/Documentation/networking/ieee802154.txt b/Documentation/networking/ieee802154.txt index a0280ad2edc9..1d4ed66b1b1c 100644 --- a/Documentation/networking/ieee802154.txt +++ b/Documentation/networking/ieee802154.txt @@ -69,7 +69,7 @@ We provide an example of simple HardMAC driver at drivers/ieee802154/fakehard.c SoftMAC ======= -We are going to provide intermediate layer impelementing IEEE 802.15.4 MAC +We are going to provide intermediate layer implementing IEEE 802.15.4 MAC in software. This is currently WIP. See header include/net/ieee802154/mac802154.h and several drivers in -- cgit v1.2.2 From 48a2f112db5349efb2efadbd94b8cc31a9db84e1 Mon Sep 17 00:00:00 2001 From: Dmitry Baryshkov Date: Fri, 7 Aug 2009 02:58:39 +0000 Subject: documentation: fix wrt. headers rename Signed-off-by: Dmitry Eremin-Solenikov Signed-off-by: David S. Miller --- Documentation/networking/ieee802154.txt | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) (limited to 'Documentation/networking/ieee802154.txt') diff --git a/Documentation/networking/ieee802154.txt b/Documentation/networking/ieee802154.txt index 1d4ed66b1b1c..1c0c82c8bc7d 100644 --- a/Documentation/networking/ieee802154.txt +++ b/Documentation/networking/ieee802154.txt @@ -22,7 +22,7 @@ int sd = socket(PF_IEEE802154, SOCK_DGRAM, 0); ..... The address family, socket addresses etc. are defined in the -include/net/ieee802154/af_ieee802154.h header or in the special header +include/net/af_ieee802154.h header or in the special header in our userspace package (see either linux-zigbee sourceforge download page or git tree at git://linux-zigbee.git.sourceforge.net/gitroot/linux-zigbee). @@ -33,7 +33,7 @@ MLME - MAC Level Management ============================ Most of IEEE 802.15.4 MLME interfaces are directly mapped on netlink commands. -See the include/net/ieee802154/nl802154.h header. Our userspace tools package +See the include/net/nl802154.h header. Our userspace tools package (see above) provides CLI configuration utility for radio interfaces and simple coordinator for IEEE 802.15.4 networks as an example users of MLME protocol. @@ -54,7 +54,7 @@ Those types of devices require different approach to be hooked into Linux kernel HardMAC ======= -See the header include/net/ieee802154/netdevice.h. You have to implement Linux +See the header include/net/ieee802154_netdev.h. You have to implement Linux net_device, with .type = ARPHRD_IEEE802154. Data is exchanged with socket family code via plain sk_buffs. The control block of sk_buffs will contain additional info as described in the struct ieee802154_mac_cb. @@ -72,5 +72,4 @@ SoftMAC We are going to provide intermediate layer implementing IEEE 802.15.4 MAC in software. This is currently WIP. -See header include/net/ieee802154/mac802154.h and several drivers in -drivers/ieee802154/ +See header include/net/mac802154.h and several drivers in drivers/ieee802154/. -- cgit v1.2.2 From a0aea57786fe9c6b62b1a4f28409582520fa494f Mon Sep 17 00:00:00 2001 From: Dmitry Eremin-Solenikov Date: Wed, 19 Aug 2009 18:53:39 +0400 Subject: ieee802154: document the skb->cb usage clearly. Signed-off-by: Dmitry Eremin-Solenikov --- Documentation/networking/ieee802154.txt | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'Documentation/networking/ieee802154.txt') diff --git a/Documentation/networking/ieee802154.txt b/Documentation/networking/ieee802154.txt index 1c0c82c8bc7d..23c995e64032 100644 --- a/Documentation/networking/ieee802154.txt +++ b/Documentation/networking/ieee802154.txt @@ -56,8 +56,12 @@ HardMAC See the header include/net/ieee802154_netdev.h. You have to implement Linux net_device, with .type = ARPHRD_IEEE802154. Data is exchanged with socket family -code via plain sk_buffs. The control block of sk_buffs will contain additional -info as described in the struct ieee802154_mac_cb. +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 +submits skb to qdisc), so if you need something from that cb later, you should +store info in the skb->data on your own. To hook the MLME interface you have to populate the ml_priv field of your net_device with a pointer to struct ieee802154_mlme_ops instance. All fields are @@ -73,3 +77,4 @@ We are going to provide intermediate layer implementing IEEE 802.15.4 MAC in software. This is currently WIP. See header include/net/mac802154.h and several drivers in drivers/ieee802154/. + -- cgit v1.2.2