kernel-ark/net/ieee802154/nl_policy.c
Phoebe Buckheister 4244db1b0b ieee802154: add netlink APIs for smartMAC configuration
Introduce new netlink attributes for SET_PHY_ATTRS:
 * CSMA minimal backoff exponent
 * CSMA maximal backoff exponent
 * CSMA retry limit
 * frame retransmission limit

The CSMA attributes shall correspond to minBE, maxBE and maxCSMABackoffs of
802.15.4, respectively. The frame retransmission shall correspond to
maxFrameRetries of 802.15.4, unless given as -1: then the old behaviour
of the stack shall apply. For RF2xy, the old behaviour is to not do
channel sensing at all and simply send *right now*, which is not
intended behaviour for most applications and actually prohibited for
some channel/page combinations.

For all values except frame retransmission limit, the defaults of
802.15.4 apply. Frame retransmission limits are set to -1 to indicate
backward-compatible behaviour.

Signed-off-by: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-17 16:42:39 -05:00

67 lines
2.6 KiB
C

/*
* nl802154.h
*
* Copyright (C) 2007, 2008 Siemens AG
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include <linux/kernel.h>
#include <net/netlink.h>
#include <linux/nl802154.h>
#define NLA_HW_ADDR NLA_U64
const struct nla_policy ieee802154_policy[IEEE802154_ATTR_MAX + 1] = {
[IEEE802154_ATTR_DEV_NAME] = { .type = NLA_STRING, },
[IEEE802154_ATTR_DEV_INDEX] = { .type = NLA_U32, },
[IEEE802154_ATTR_PHY_NAME] = { .type = NLA_STRING, },
[IEEE802154_ATTR_STATUS] = { .type = NLA_U8, },
[IEEE802154_ATTR_SHORT_ADDR] = { .type = NLA_U16, },
[IEEE802154_ATTR_HW_ADDR] = { .type = NLA_HW_ADDR, },
[IEEE802154_ATTR_PAN_ID] = { .type = NLA_U16, },
[IEEE802154_ATTR_CHANNEL] = { .type = NLA_U8, },
[IEEE802154_ATTR_PAGE] = { .type = NLA_U8, },
[IEEE802154_ATTR_COORD_SHORT_ADDR] = { .type = NLA_U16, },
[IEEE802154_ATTR_COORD_HW_ADDR] = { .type = NLA_HW_ADDR, },
[IEEE802154_ATTR_COORD_PAN_ID] = { .type = NLA_U16, },
[IEEE802154_ATTR_SRC_SHORT_ADDR] = { .type = NLA_U16, },
[IEEE802154_ATTR_SRC_HW_ADDR] = { .type = NLA_HW_ADDR, },
[IEEE802154_ATTR_SRC_PAN_ID] = { .type = NLA_U16, },
[IEEE802154_ATTR_DEST_SHORT_ADDR] = { .type = NLA_U16, },
[IEEE802154_ATTR_DEST_HW_ADDR] = { .type = NLA_HW_ADDR, },
[IEEE802154_ATTR_DEST_PAN_ID] = { .type = NLA_U16, },
[IEEE802154_ATTR_CAPABILITY] = { .type = NLA_U8, },
[IEEE802154_ATTR_REASON] = { .type = NLA_U8, },
[IEEE802154_ATTR_SCAN_TYPE] = { .type = NLA_U8, },
[IEEE802154_ATTR_CHANNELS] = { .type = NLA_U32, },
[IEEE802154_ATTR_DURATION] = { .type = NLA_U8, },
[IEEE802154_ATTR_ED_LIST] = { .len = 27 },
[IEEE802154_ATTR_CHANNEL_PAGE_LIST] = { .len = 32 * 4, },
[IEEE802154_ATTR_TXPOWER] = { .type = NLA_S8, },
[IEEE802154_ATTR_LBT_ENABLED] = { .type = NLA_U8, },
[IEEE802154_ATTR_CCA_MODE] = { .type = NLA_U8, },
[IEEE802154_ATTR_CCA_ED_LEVEL] = { .type = NLA_S32, },
[IEEE802154_ATTR_CSMA_RETRIES] = { .type = NLA_U8, },
[IEEE802154_ATTR_CSMA_MIN_BE] = { .type = NLA_U8, },
[IEEE802154_ATTR_CSMA_MAX_BE] = { .type = NLA_U8, },
[IEEE802154_ATTR_FRAME_RETRIES] = { .type = NLA_S8, },
};