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alex.bluesman.smirnov@gmail.com6e2128d2012-05-15 20:50:25 +00001/*
2 * MAC commands interface
3 *
4 * Copyright 2007-2012 Siemens AG
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
alex.bluesman.smirnov@gmail.com6e2128d2012-05-15 20:50:25 +000015 * Written by:
16 * Sergey Lapin <slapin@ossfans.org>
17 * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
18 * Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
19 */
20
21#include <linux/skbuff.h>
22#include <linux/if_arp.h>
Alexander Aring4ca24ac2014-10-25 09:41:04 +020023#include <linux/ieee802154.h>
alex.bluesman.smirnov@gmail.com6e2128d2012-05-15 20:50:25 +000024
25#include <net/ieee802154_netdev.h>
Alexander Aring5ad60d32014-10-25 09:41:02 +020026#include <net/cfg802154.h>
alex.bluesman.smirnov@gmail.com6e2128d2012-05-15 20:50:25 +000027#include <net/mac802154.h>
28
Alexander Aring0f1556b2014-10-25 09:41:00 +020029#include "ieee802154_i.h"
Alexander Aringf59f4192014-11-02 04:18:44 +010030#include "driver-ops.h"
alex.bluesman.smirnov@gmail.com6e2128d2012-05-15 20:50:25 +000031
alex.bluesman.smirnov@gmail.com5265f462012-06-25 23:24:52 +000032static int mac802154_mlme_start_req(struct net_device *dev,
Phoebe Buckheisterae531b92014-03-14 21:24:02 +010033 struct ieee802154_addr *addr,
alex.bluesman.smirnov@gmail.com5265f462012-06-25 23:24:52 +000034 u8 channel, u8 page,
35 u8 bcn_ord, u8 sf_ord,
36 u8 pan_coord, u8 blx,
37 u8 coord_realign)
38{
Lennert Buytenhek641459c2015-05-25 15:38:51 +030039 struct ieee802154_llsec_params params;
40 int changed = 0;
Phoebe Buckheister9b0bb4a2014-05-16 17:46:43 +020041
Alexander Aring7bea1ea2014-11-09 08:36:57 +010042 ASSERT_RTNL();
43
Phoebe Buckheisterae531b92014-03-14 21:24:02 +010044 BUG_ON(addr->mode != IEEE802154_ADDR_SHORT);
alex.bluesman.smirnov@gmail.com5265f462012-06-25 23:24:52 +000045
Alexander Aringc947f7e2015-05-22 17:43:54 +020046 dev->ieee802154_ptr->pan_id = addr->pan_id;
47 dev->ieee802154_ptr->short_addr = addr->short_addr;
alex.bluesman.smirnov@gmail.com5265f462012-06-25 23:24:52 +000048 mac802154_dev_set_page_channel(dev, page, channel);
49
Lennert Buytenhek641459c2015-05-25 15:38:51 +030050 params.pan_id = addr->pan_id;
51 changed |= IEEE802154_LLSEC_PARAM_PAN_ID;
Phoebe Buckheister9b0bb4a2014-05-16 17:46:43 +020052
Lennert Buytenhek641459c2015-05-25 15:38:51 +030053 params.hwaddr = ieee802154_devaddr_from_raw(dev->dev_addr);
54 changed |= IEEE802154_LLSEC_PARAM_HWADDR;
Phoebe Buckheister9b0bb4a2014-05-16 17:46:43 +020055
Lennert Buytenhek641459c2015-05-25 15:38:51 +030056 params.coord_hwaddr = params.hwaddr;
57 changed |= IEEE802154_LLSEC_PARAM_COORD_HWADDR;
Phoebe Buckheister9b0bb4a2014-05-16 17:46:43 +020058
Lennert Buytenhek641459c2015-05-25 15:38:51 +030059 params.coord_shortaddr = addr->short_addr;
60 changed |= IEEE802154_LLSEC_PARAM_COORD_SHORTADDR;
Phoebe Buckheister9b0bb4a2014-05-16 17:46:43 +020061
Lennert Buytenhek641459c2015-05-25 15:38:51 +030062 return mac802154_set_params(dev, &params, changed);
alex.bluesman.smirnov@gmail.com5265f462012-06-25 23:24:52 +000063}
64
Alexander Aringc7420c32014-10-28 18:21:30 +010065static int mac802154_set_mac_params(struct net_device *dev,
66 const struct ieee802154_mac_params *params)
67{
68 struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
Alexander Aringf59f4192014-11-02 04:18:44 +010069 struct ieee802154_local *local = sdata->local;
Alexander Aring5fb3f022014-11-09 08:36:46 +010070 struct wpan_dev *wpan_dev = &sdata->wpan_dev;
Alexander Aringf59f4192014-11-02 04:18:44 +010071 int ret;
Alexander Aringc7420c32014-10-28 18:21:30 +010072
Alexander Aring7bea1ea2014-11-09 08:36:57 +010073 ASSERT_RTNL();
74
Alexander Aring5fb3f022014-11-09 08:36:46 +010075 /* PHY */
76 wpan_dev->wpan_phy->transmit_power = params->transmit_power;
Alexander Aring7fe9a382014-12-10 15:33:12 +010077 wpan_dev->wpan_phy->cca = params->cca;
Alexander Aring5fb3f022014-11-09 08:36:46 +010078 wpan_dev->wpan_phy->cca_ed_level = params->cca_ed_level;
79
80 /* MAC */
81 wpan_dev->min_be = params->min_be;
82 wpan_dev->max_be = params->max_be;
83 wpan_dev->csma_retries = params->csma_retries;
84 wpan_dev->frame_retries = params->frame_retries;
85 wpan_dev->lbt = params->lbt;
Alexander Aringc7420c32014-10-28 18:21:30 +010086
Alexander Aringedea8f72015-05-17 21:44:46 +020087 if (local->hw.phy->flags & WPAN_PHY_FLAG_TXPOWER) {
Alexander Aringf59f4192014-11-02 04:18:44 +010088 ret = drv_set_tx_power(local, params->transmit_power);
89 if (ret < 0)
90 return ret;
91 }
92
Alexander Aringedea8f72015-05-17 21:44:46 +020093 if (local->hw.phy->flags & WPAN_PHY_FLAG_CCA_MODE) {
Alexander Aring7fe9a382014-12-10 15:33:12 +010094 ret = drv_set_cca_mode(local, &params->cca);
Alexander Aringf59f4192014-11-02 04:18:44 +010095 if (ret < 0)
96 return ret;
97 }
98
Alexander Aringedea8f72015-05-17 21:44:46 +020099 if (local->hw.phy->flags & WPAN_PHY_FLAG_CCA_ED_LEVEL) {
Alexander Aringf59f4192014-11-02 04:18:44 +0100100 ret = drv_set_cca_ed_level(local, params->cca_ed_level);
101 if (ret < 0)
102 return ret;
103 }
104
Alexander Aringc7420c32014-10-28 18:21:30 +0100105 return 0;
106}
107
108static void mac802154_get_mac_params(struct net_device *dev,
109 struct ieee802154_mac_params *params)
110{
111 struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
Alexander Aring5fb3f022014-11-09 08:36:46 +0100112 struct wpan_dev *wpan_dev = &sdata->wpan_dev;
Alexander Aringc7420c32014-10-28 18:21:30 +0100113
Alexander Aring7bea1ea2014-11-09 08:36:57 +0100114 ASSERT_RTNL();
115
Alexander Aring5fb3f022014-11-09 08:36:46 +0100116 /* PHY */
117 params->transmit_power = wpan_dev->wpan_phy->transmit_power;
Alexander Aring7fe9a382014-12-10 15:33:12 +0100118 params->cca = wpan_dev->wpan_phy->cca;
Alexander Aring5fb3f022014-11-09 08:36:46 +0100119 params->cca_ed_level = wpan_dev->wpan_phy->cca_ed_level;
120
121 /* MAC */
122 params->min_be = wpan_dev->min_be;
123 params->max_be = wpan_dev->max_be;
124 params->csma_retries = wpan_dev->csma_retries;
125 params->frame_retries = wpan_dev->frame_retries;
126 params->lbt = wpan_dev->lbt;
Alexander Aringc7420c32014-10-28 18:21:30 +0100127}
128
Phoebe Buckheister29e02372014-05-16 17:46:42 +0200129static struct ieee802154_llsec_ops mac802154_llsec_ops = {
130 .get_params = mac802154_get_params,
131 .set_params = mac802154_set_params,
132 .add_key = mac802154_add_key,
133 .del_key = mac802154_del_key,
134 .add_dev = mac802154_add_dev,
135 .del_dev = mac802154_del_dev,
136 .add_devkey = mac802154_add_devkey,
137 .del_devkey = mac802154_del_devkey,
138 .add_seclevel = mac802154_add_seclevel,
139 .del_seclevel = mac802154_del_seclevel,
140 .lock_table = mac802154_lock_table,
141 .get_table = mac802154_get_table,
142 .unlock_table = mac802154_unlock_table,
143};
144
alex.bluesman.smirnov@gmail.com32bad7e2012-06-25 23:24:48 +0000145struct ieee802154_mlme_ops mac802154_mlme_wpan = {
alex.bluesman.smirnov@gmail.com5265f462012-06-25 23:24:52 +0000146 .start_req = mac802154_mlme_start_req,
Phoebe Buckheistere462ded2014-03-31 21:37:46 +0200147
Phoebe Buckheister29e02372014-05-16 17:46:42 +0200148 .llsec = &mac802154_llsec_ops,
149
Phoebe Buckheistere462ded2014-03-31 21:37:46 +0200150 .set_mac_params = mac802154_set_mac_params,
151 .get_mac_params = mac802154_get_mac_params,
alex.bluesman.smirnov@gmail.com32bad7e2012-06-25 23:24:48 +0000152};