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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 <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Phoebe Buckheister 2014-02-17 11:34:11 +01:00 • committed by David S. Miller
commit ba08fea53a
7 changed files with 57 additions and 3 deletions
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11
net/mac802154/ieee802154_dev.c
View file

@ -185,6 +185,16 @@ static int mac802154_set_lbt(struct wpan_phy *phy, bool on)
return priv->ops->set_lbt(&priv->hw, on);
}
static int mac802154_set_cca_mode(struct wpan_phy *phy, u8 mode)
{
struct mac802154_priv *priv = wpan_phy_priv(phy);
if (!priv->ops->set_cca_mode)
return -ENOTSUPP;
return priv->ops->set_cca_mode(&priv->hw, mode);
}
struct ieee802154_dev *
ieee802154_alloc_device(size_t priv_data_len, struct ieee802154_ops *ops)
{
@ -264,6 +274,7 @@ int ieee802154_register_device(struct ieee802154_dev *dev)
priv->phy->del_iface = mac802154_del_iface;
priv->phy->set_txpower = mac802154_set_txpower;
priv->phy->set_lbt = mac802154_set_lbt;
priv->phy->set_cca_mode = mac802154_set_cca_mode;
rc = wpan_phy_register(priv->phy);
if (rc < 0)