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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{
Phoebe Buckheister9b0bb4a2014-05-16 17:46:43 +020039 struct ieee802154_mlme_ops *ops = ieee802154_mlme_ops(dev);
40 int rc = 0;
41
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
Phoebe Buckheisterae531b92014-03-14 21:24:02 +010046 mac802154_dev_set_pan_id(dev, addr->pan_id);
47 mac802154_dev_set_short_addr(dev, addr->short_addr);
alex.bluesman.smirnov@gmail.com5265f462012-06-25 23:24:52 +000048 mac802154_dev_set_page_channel(dev, page, channel);
49
Phoebe Buckheister9b0bb4a2014-05-16 17:46:43 +020050 if (ops->llsec) {
51 struct ieee802154_llsec_params params;
52 int changed = 0;
53
54 params.coord_shortaddr = addr->short_addr;
55 changed |= IEEE802154_LLSEC_PARAM_COORD_SHORTADDR;
56
57 params.pan_id = addr->pan_id;
58 changed |= IEEE802154_LLSEC_PARAM_PAN_ID;
59
60 params.hwaddr = ieee802154_devaddr_from_raw(dev->dev_addr);
61 changed |= IEEE802154_LLSEC_PARAM_HWADDR;
62
63 params.coord_hwaddr = params.hwaddr;
64 changed |= IEEE802154_LLSEC_PARAM_COORD_HWADDR;
65
66 rc = ops->llsec->set_params(dev, &params, changed);
67 }
68
Phoebe Buckheister9b0bb4a2014-05-16 17:46:43 +020069 return rc;
alex.bluesman.smirnov@gmail.com5265f462012-06-25 23:24:52 +000070}
71
Alexander Aringc7420c32014-10-28 18:21:30 +010072static int mac802154_set_mac_params(struct net_device *dev,
73 const struct ieee802154_mac_params *params)
74{
75 struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
Alexander Aringf59f4192014-11-02 04:18:44 +010076 struct ieee802154_local *local = sdata->local;
Alexander Aring5fb3f022014-11-09 08:36:46 +010077 struct wpan_dev *wpan_dev = &sdata->wpan_dev;
Alexander Aringf59f4192014-11-02 04:18:44 +010078 int ret;
Alexander Aringc7420c32014-10-28 18:21:30 +010079
Alexander Aring7bea1ea2014-11-09 08:36:57 +010080 ASSERT_RTNL();
81
Alexander Aring5fb3f022014-11-09 08:36:46 +010082 /* PHY */
83 wpan_dev->wpan_phy->transmit_power = params->transmit_power;
Alexander Aring7fe9a382014-12-10 15:33:12 +010084 wpan_dev->wpan_phy->cca = params->cca;
Alexander Aring5fb3f022014-11-09 08:36:46 +010085 wpan_dev->wpan_phy->cca_ed_level = params->cca_ed_level;
86
87 /* MAC */
88 wpan_dev->min_be = params->min_be;
89 wpan_dev->max_be = params->max_be;
90 wpan_dev->csma_retries = params->csma_retries;
91 wpan_dev->frame_retries = params->frame_retries;
92 wpan_dev->lbt = params->lbt;
Alexander Aringc7420c32014-10-28 18:21:30 +010093
Alexander Aringf59f4192014-11-02 04:18:44 +010094 if (local->hw.flags & IEEE802154_HW_TXPOWER) {
95 ret = drv_set_tx_power(local, params->transmit_power);
96 if (ret < 0)
97 return ret;
98 }
99
100 if (local->hw.flags & IEEE802154_HW_CCA_MODE) {
Alexander Aring7fe9a382014-12-10 15:33:12 +0100101 ret = drv_set_cca_mode(local, &params->cca);
Alexander Aringf59f4192014-11-02 04:18:44 +0100102 if (ret < 0)
103 return ret;
104 }
105
106 if (local->hw.flags & IEEE802154_HW_CCA_ED_LEVEL) {
107 ret = drv_set_cca_ed_level(local, params->cca_ed_level);
108 if (ret < 0)
109 return ret;
110 }
111
Alexander Aringc7420c32014-10-28 18:21:30 +0100112 return 0;
113}
114
115static void mac802154_get_mac_params(struct net_device *dev,
116 struct ieee802154_mac_params *params)
117{
118 struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
Alexander Aring5fb3f022014-11-09 08:36:46 +0100119 struct wpan_dev *wpan_dev = &sdata->wpan_dev;
Alexander Aringc7420c32014-10-28 18:21:30 +0100120
Alexander Aring7bea1ea2014-11-09 08:36:57 +0100121 ASSERT_RTNL();
122
Alexander Aring5fb3f022014-11-09 08:36:46 +0100123 /* PHY */
124 params->transmit_power = wpan_dev->wpan_phy->transmit_power;
Alexander Aring7fe9a382014-12-10 15:33:12 +0100125 params->cca = wpan_dev->wpan_phy->cca;
Alexander Aring5fb3f022014-11-09 08:36:46 +0100126 params->cca_ed_level = wpan_dev->wpan_phy->cca_ed_level;
127
128 /* MAC */
129 params->min_be = wpan_dev->min_be;
130 params->max_be = wpan_dev->max_be;
131 params->csma_retries = wpan_dev->csma_retries;
132 params->frame_retries = wpan_dev->frame_retries;
133 params->lbt = wpan_dev->lbt;
Alexander Aringc7420c32014-10-28 18:21:30 +0100134}
135
Phoebe Buckheister29e02372014-05-16 17:46:42 +0200136static struct ieee802154_llsec_ops mac802154_llsec_ops = {
137 .get_params = mac802154_get_params,
138 .set_params = mac802154_set_params,
139 .add_key = mac802154_add_key,
140 .del_key = mac802154_del_key,
141 .add_dev = mac802154_add_dev,
142 .del_dev = mac802154_del_dev,
143 .add_devkey = mac802154_add_devkey,
144 .del_devkey = mac802154_del_devkey,
145 .add_seclevel = mac802154_add_seclevel,
146 .del_seclevel = mac802154_del_seclevel,
147 .lock_table = mac802154_lock_table,
148 .get_table = mac802154_get_table,
149 .unlock_table = mac802154_unlock_table,
150};
151
alex.bluesman.smirnov@gmail.com32bad7e2012-06-25 23:24:48 +0000152struct ieee802154_mlme_ops mac802154_mlme_wpan = {
alex.bluesman.smirnov@gmail.com5265f462012-06-25 23:24:52 +0000153 .start_req = mac802154_mlme_start_req,
alex.bluesman.smirnov@gmail.come885a472012-07-10 21:22:44 +0000154 .get_pan_id = mac802154_dev_get_pan_id,
155 .get_short_addr = mac802154_dev_get_short_addr,
Tony Cheneau04835462013-03-25 17:59:29 +0000156 .get_dsn = mac802154_dev_get_dsn,
Phoebe Buckheistere462ded2014-03-31 21:37:46 +0200157
Phoebe Buckheister29e02372014-05-16 17:46:42 +0200158 .llsec = &mac802154_llsec_ops,
159
Phoebe Buckheistere462ded2014-03-31 21:37:46 +0200160 .set_mac_params = mac802154_set_mac_params,
161 .get_mac_params = mac802154_get_mac_params,
alex.bluesman.smirnov@gmail.com32bad7e2012-06-25 23:24:48 +0000162};