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ieee802154: add support for CCA mode in wpan phys

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The standard describes four modes of clear channel assesment: "energy
above threshold", "carrier found", and the logical and/or of these two.
Support for CCA mode setting is included in the at86rf230 driver,
predicated for RF212 chips.

Signed-off-by: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Phoebe Buckheister
2014-02-17 11:34:11 +01:00
committed by David S. Miller
parent 84dda3c648
commit ba08fea53a
7 changed files with 57 additions and 3 deletions
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5
include/net/mac802154.h
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@@ -122,6 +122,10 @@ struct ieee802154_dev {
* Enables or disables listen before talk on the device. Called with
* pib_lock held.
* Returns either zero, or negative errno.
*
* set_cca_mode
* Sets the CCA mode used by the device. Called with pib_lock held.
* Returns either zero, or negative errno.
*/
struct ieee802154_ops {
struct module *owner;
@@ -140,6 +144,7 @@ struct ieee802154_ops {
u8 addr[IEEE802154_ADDR_LEN]);
int (*set_txpower)(struct ieee802154_dev *dev, int db);
int (*set_lbt)(struct ieee802154_dev *dev, bool on);
int (*set_cca_mode)(struct ieee802154_dev *dev, u8 mode);
};
/* Basic interface to register ieee802154 device */