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authorPhoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de>2014-02-17 11:34:10 +0100
committerDavid S. Miller <davem@davemloft.net>2014-02-17 22:42:38 +0100
commit84dda3c648fd55898064d76366b14f964cdc9d16 (patch)
tree5c3f247176a57eedbf854ade71da6f8ff8d7392e /include/net/mac802154.h
parentieee802154: support 100kbps QPSK/EU in at86rf230 (diff)
downloadlinux-84dda3c648fd55898064d76366b14f964cdc9d16.tar.xz
linux-84dda3c648fd55898064d76366b14f964cdc9d16.zip
ieee802154: add support for listen-before-talk in wpan_phy
Listen-before-talk is an alternative to CSMA in uncoordinated networks and prescribed by european regulations if one wants to have a device with radio duty cycles above 10% (or less in some bands). Add a phy property to enable/disable LBT in the phy, including support in the at86rf230 driver for RF212 chips. Signed-off-by: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/mac802154.h')
-rw-r--r--include/net/mac802154.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/net/mac802154.h b/include/net/mac802154.h
index 8bd2785a663c..521edcb0e586 100644
--- a/include/net/mac802154.h
+++ b/include/net/mac802154.h
@@ -117,6 +117,11 @@ struct ieee802154_dev {
* set_txpower:
* Set radio transmit power in dB. Called with pib_lock held.
* Returns either zero, or negative errno.
+ *
+ * set_lbt
+ * Enables or disables listen before talk on the device. Called with
+ * pib_lock held.
+ * Returns either zero, or negative errno.
*/
struct ieee802154_ops {
struct module *owner;
@@ -134,6 +139,7 @@ struct ieee802154_ops {
int (*ieee_addr)(struct ieee802154_dev *dev,
u8 addr[IEEE802154_ADDR_LEN]);
int (*set_txpower)(struct ieee802154_dev *dev, int db);
+ int (*set_lbt)(struct ieee802154_dev *dev, bool on);
};
/* Basic interface to register ieee802154 device */