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ieee820154: add max csma backoffs setting support

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This patch add support for max csma backoffs setting via nl802154
framework.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Alexander Aring
2014-11-12 03:37:01 +01:00
committed by Marcel Holtmann
parent a8d352d458
commit a01ba7652c
4 changed files with 61 additions and 0 deletions
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16
net/mac802154/cfg.c
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@@ -125,6 +125,21 @@ ieee802154_set_short_addr(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
return 0;
}
static int ieee802154_set_max_csma_backoffs(struct wpan_phy *wpan_phy,
struct wpan_dev *wpan_dev,
const u8 max_csma_backoffs)
{
struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
ASSERT_RTNL();
if (!(local->hw.flags & IEEE802154_HW_CSMA_PARAMS))
return -EOPNOTSUPP;
wpan_dev->csma_retries = max_csma_backoffs;
return 0;
}
const struct cfg802154_ops mac802154_config_ops = {
.add_virtual_intf_deprecated = ieee802154_add_iface_deprecated,
.del_virtual_intf_deprecated = ieee802154_del_iface_deprecated,
@@ -132,4 +147,5 @@ const struct cfg802154_ops mac802154_config_ops = {
.set_pan_id = ieee802154_set_pan_id,
.set_short_addr = ieee802154_set_short_addr,
.set_backoff_exponent = ieee802154_set_backoff_exponent,
.set_max_csma_backoffs = ieee802154_set_max_csma_backoffs,
};