diff options
| author | Alexander Aring | 2014-12-10 15:33:12 +0100 |
|---|---|---|
| committer | Marcel Holtmann | 2014-12-19 00:19:23 +0100 |
| commit | 7fe9a3882bb37195c41ab125a0f2852398d2646a (patch) | |
| tree | 2575090079228f59a93466eaf2d1b69524b97e8a /drivers/net/ieee802154/at86rf230.c | |
| parent | nl802154: introduce cca mode enums (diff) | |
| download | kernel-qcow2-linux-7fe9a3882bb37195c41ab125a0f2852398d2646a.tar.gz kernel-qcow2-linux-7fe9a3882bb37195c41ab125a0f2852398d2646a.tar.xz kernel-qcow2-linux-7fe9a3882bb37195c41ab125a0f2852398d2646a.zip | |
ieee802154: rework cca setting
The current cca setting handle is a driver specific call. We need to
introduce some 802.15.4 specific layer and mapping 802.15.4 cca modes to
driver specific ones inside the 802.15.4 driver. This patch will add
such 802.15.4 layer and mapping the cca settings to driver specific ones.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers/net/ieee802154/at86rf230.c')
| -rw-r--r-- | drivers/net/ieee802154/at86rf230.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index 1c0135620c62..1ac46ba41fd8 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -1146,11 +1146,37 @@ at86rf230_set_lbt(struct ieee802154_hw *hw, bool on) } static int -at86rf230_set_cca_mode(struct ieee802154_hw *hw, u8 mode) +at86rf230_set_cca_mode(struct ieee802154_hw *hw, + const struct wpan_phy_cca *cca) { struct at86rf230_local *lp = hw->priv; + u8 val; - return at86rf230_write_subreg(lp, SR_CCA_MODE, mode); + /* mapping 802.15.4 to driver spec */ + switch (cca->mode) { + case NL802154_CCA_ENERGY: + val = 1; + break; + case NL802154_CCA_CARRIER: + val = 2; + break; + case NL802154_CCA_ENERGY_CARRIER: + switch (cca->opt) { + case NL802154_CCA_OPT_ENERGY_CARRIER_AND: + val = 3; + break; + case NL802154_CCA_OPT_ENERGY_CARRIER_OR: + val = 0; + break; + default: + return -EINVAL; + } + break; + default: + return -EINVAL; + } + + return at86rf230_write_subreg(lp, SR_CCA_MODE, val); } static int |