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1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * MAC commands interface
4 *
5 * Copyright 2007-2012 Siemens AG
6 *
7 * Written by:
8 * Sergey Lapin <slapin@ossfans.org>
9 * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
10 * Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
11 */
12
13#include <linux/skbuff.h>
14#include <linux/if_arp.h>
15#include <linux/ieee802154.h>
16
17#include <net/ieee802154_netdev.h>
18#include <net/cfg802154.h>
19#include <net/mac802154.h>
20
21#include "ieee802154_i.h"
22#include "driver-ops.h"
23
24static int mac802154_mlme_start_req(struct net_device *dev,
25 struct ieee802154_addr *addr,
26 u8 channel, u8 page,
27 u8 bcn_ord, u8 sf_ord,
28 u8 pan_coord, u8 blx,
29 u8 coord_realign)
30{
31 struct ieee802154_llsec_params params;
32 int changed = 0;
33
34 ASSERT_RTNL();
35
36 BUG_ON(addr->mode != IEEE802154_ADDR_SHORT);
37
38 dev->ieee802154_ptr->pan_id = addr->pan_id;
39 dev->ieee802154_ptr->short_addr = addr->short_addr;
40 mac802154_dev_set_page_channel(dev, page, channel);
41
42 params.pan_id = addr->pan_id;
43 changed |= IEEE802154_LLSEC_PARAM_PAN_ID;
44
45 params.hwaddr = ieee802154_devaddr_from_raw(dev->dev_addr);
46 changed |= IEEE802154_LLSEC_PARAM_HWADDR;
47
48 params.coord_hwaddr = params.hwaddr;
49 changed |= IEEE802154_LLSEC_PARAM_COORD_HWADDR;
50
51 params.coord_shortaddr = addr->short_addr;
52 changed |= IEEE802154_LLSEC_PARAM_COORD_SHORTADDR;
53
54 return mac802154_set_params(dev, ¶ms, changed);
55}
56
57static int mac802154_set_mac_params(struct net_device *dev,
58 const struct ieee802154_mac_params *params)
59{
60 struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
61 struct ieee802154_local *local = sdata->local;
62 struct wpan_dev *wpan_dev = &sdata->wpan_dev;
63 int ret;
64
65 ASSERT_RTNL();
66
67 /* PHY */
68 wpan_dev->wpan_phy->transmit_power = params->transmit_power;
69 wpan_dev->wpan_phy->cca = params->cca;
70 wpan_dev->wpan_phy->cca_ed_level = params->cca_ed_level;
71
72 /* MAC */
73 wpan_dev->min_be = params->min_be;
74 wpan_dev->max_be = params->max_be;
75 wpan_dev->csma_retries = params->csma_retries;
76 wpan_dev->frame_retries = params->frame_retries;
77 wpan_dev->lbt = params->lbt;
78
79 if (local->hw.phy->flags & WPAN_PHY_FLAG_TXPOWER) {
80 ret = drv_set_tx_power(local, params->transmit_power);
81 if (ret < 0)
82 return ret;
83 }
84
85 if (local->hw.phy->flags & WPAN_PHY_FLAG_CCA_MODE) {
86 ret = drv_set_cca_mode(local, ¶ms->cca);
87 if (ret < 0)
88 return ret;
89 }
90
91 if (local->hw.phy->flags & WPAN_PHY_FLAG_CCA_ED_LEVEL) {
92 ret = drv_set_cca_ed_level(local, params->cca_ed_level);
93 if (ret < 0)
94 return ret;
95 }
96
97 return 0;
98}
99
100static void mac802154_get_mac_params(struct net_device *dev,
101 struct ieee802154_mac_params *params)
102{
103 struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
104 struct wpan_dev *wpan_dev = &sdata->wpan_dev;
105
106 ASSERT_RTNL();
107
108 /* PHY */
109 params->transmit_power = wpan_dev->wpan_phy->transmit_power;
110 params->cca = wpan_dev->wpan_phy->cca;
111 params->cca_ed_level = wpan_dev->wpan_phy->cca_ed_level;
112
113 /* MAC */
114 params->min_be = wpan_dev->min_be;
115 params->max_be = wpan_dev->max_be;
116 params->csma_retries = wpan_dev->csma_retries;
117 params->frame_retries = wpan_dev->frame_retries;
118 params->lbt = wpan_dev->lbt;
119}
120
121static const struct ieee802154_llsec_ops mac802154_llsec_ops = {
122 .get_params = mac802154_get_params,
123 .set_params = mac802154_set_params,
124 .add_key = mac802154_add_key,
125 .del_key = mac802154_del_key,
126 .add_dev = mac802154_add_dev,
127 .del_dev = mac802154_del_dev,
128 .add_devkey = mac802154_add_devkey,
129 .del_devkey = mac802154_del_devkey,
130 .add_seclevel = mac802154_add_seclevel,
131 .del_seclevel = mac802154_del_seclevel,
132 .lock_table = mac802154_lock_table,
133 .get_table = mac802154_get_table,
134 .unlock_table = mac802154_unlock_table,
135};
136
137struct ieee802154_mlme_ops mac802154_mlme_wpan = {
138 .start_req = mac802154_mlme_start_req,
139
140 .llsec = &mac802154_llsec_ops,
141
142 .set_mac_params = mac802154_set_mac_params,
143 .get_mac_params = mac802154_get_mac_params,
144};
1/*
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 *
15 * 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>
23#include <linux/ieee802154.h>
24
25#include <net/ieee802154_netdev.h>
26#include <net/cfg802154.h>
27#include <net/mac802154.h>
28
29#include "ieee802154_i.h"
30#include "driver-ops.h"
31
32static int mac802154_mlme_start_req(struct net_device *dev,
33 struct ieee802154_addr *addr,
34 u8 channel, u8 page,
35 u8 bcn_ord, u8 sf_ord,
36 u8 pan_coord, u8 blx,
37 u8 coord_realign)
38{
39 struct ieee802154_llsec_params params;
40 int changed = 0;
41
42 ASSERT_RTNL();
43
44 BUG_ON(addr->mode != IEEE802154_ADDR_SHORT);
45
46 dev->ieee802154_ptr->pan_id = addr->pan_id;
47 dev->ieee802154_ptr->short_addr = addr->short_addr;
48 mac802154_dev_set_page_channel(dev, page, channel);
49
50 params.pan_id = addr->pan_id;
51 changed |= IEEE802154_LLSEC_PARAM_PAN_ID;
52
53 params.hwaddr = ieee802154_devaddr_from_raw(dev->dev_addr);
54 changed |= IEEE802154_LLSEC_PARAM_HWADDR;
55
56 params.coord_hwaddr = params.hwaddr;
57 changed |= IEEE802154_LLSEC_PARAM_COORD_HWADDR;
58
59 params.coord_shortaddr = addr->short_addr;
60 changed |= IEEE802154_LLSEC_PARAM_COORD_SHORTADDR;
61
62 return mac802154_set_params(dev, ¶ms, changed);
63}
64
65static 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);
69 struct ieee802154_local *local = sdata->local;
70 struct wpan_dev *wpan_dev = &sdata->wpan_dev;
71 int ret;
72
73 ASSERT_RTNL();
74
75 /* PHY */
76 wpan_dev->wpan_phy->transmit_power = params->transmit_power;
77 wpan_dev->wpan_phy->cca = params->cca;
78 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;
86
87 if (local->hw.phy->flags & WPAN_PHY_FLAG_TXPOWER) {
88 ret = drv_set_tx_power(local, params->transmit_power);
89 if (ret < 0)
90 return ret;
91 }
92
93 if (local->hw.phy->flags & WPAN_PHY_FLAG_CCA_MODE) {
94 ret = drv_set_cca_mode(local, ¶ms->cca);
95 if (ret < 0)
96 return ret;
97 }
98
99 if (local->hw.phy->flags & WPAN_PHY_FLAG_CCA_ED_LEVEL) {
100 ret = drv_set_cca_ed_level(local, params->cca_ed_level);
101 if (ret < 0)
102 return ret;
103 }
104
105 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);
112 struct wpan_dev *wpan_dev = &sdata->wpan_dev;
113
114 ASSERT_RTNL();
115
116 /* PHY */
117 params->transmit_power = wpan_dev->wpan_phy->transmit_power;
118 params->cca = wpan_dev->wpan_phy->cca;
119 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;
127}
128
129static const 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
145struct ieee802154_mlme_ops mac802154_mlme_wpan = {
146 .start_req = mac802154_mlme_start_req,
147
148 .llsec = &mac802154_llsec_ops,
149
150 .set_mac_params = mac802154_set_mac_params,
151 .get_mac_params = mac802154_get_mac_params,
152};