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1201cd22 AA |
1 | /* This program is free software; you can redistribute it and/or modify |
2 | * it under the terms of the GNU General Public License version 2 | |
3 | * as published by the Free Software Foundation. | |
4 | * | |
5 | * This program is distributed in the hope that it will be useful, | |
6 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
7 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
8 | * GNU General Public License for more details. | |
9 | * | |
10 | * Authors: | |
11 | * Alexander Aring <aar@pengutronix.de> | |
12 | * | |
13 | * Based on: net/mac80211/cfg.c | |
14 | */ | |
15 | ||
d5ae67ba | 16 | #include <net/rtnetlink.h> |
1201cd22 AA |
17 | #include <net/cfg802154.h> |
18 | ||
4a9a816a | 19 | #include "ieee802154_i.h" |
ab0bd561 | 20 | #include "driver-ops.h" |
fdd2068a | 21 | #include "cfg.h" |
4a9a816a AA |
22 | |
23 | static struct net_device * | |
24 | ieee802154_add_iface_deprecated(struct wpan_phy *wpan_phy, | |
5b4a1039 VB |
25 | const char *name, |
26 | unsigned char name_assign_type, int type) | |
4a9a816a | 27 | { |
986a8abf | 28 | struct ieee802154_local *local = wpan_phy_priv(wpan_phy); |
d5ae67ba | 29 | struct net_device *dev; |
986a8abf | 30 | |
d5ae67ba | 31 | rtnl_lock(); |
5b4a1039 | 32 | dev = ieee802154_if_add(local, name, name_assign_type, type, |
0e57547e | 33 | cpu_to_le64(0x0000000000000000ULL)); |
d5ae67ba AA |
34 | rtnl_unlock(); |
35 | ||
36 | return dev; | |
4a9a816a AA |
37 | } |
38 | ||
39 | static void ieee802154_del_iface_deprecated(struct wpan_phy *wpan_phy, | |
40 | struct net_device *dev) | |
41 | { | |
b210b187 AA |
42 | struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev); |
43 | ||
44 | ieee802154_if_remove(sdata); | |
4a9a816a AA |
45 | } |
46 | ||
f3ea5e44 AA |
47 | static int |
48 | ieee802154_add_iface(struct wpan_phy *phy, const char *name, | |
5b4a1039 | 49 | unsigned char name_assign_type, |
0e57547e | 50 | enum nl802154_iftype type, __le64 extended_addr) |
f3ea5e44 AA |
51 | { |
52 | struct ieee802154_local *local = wpan_phy_priv(phy); | |
53 | struct net_device *err; | |
54 | ||
5b4a1039 VB |
55 | err = ieee802154_if_add(local, name, name_assign_type, type, |
56 | extended_addr); | |
36cf942a | 57 | return PTR_ERR_OR_ZERO(err); |
f3ea5e44 AA |
58 | } |
59 | ||
b821ecd4 AA |
60 | static int |
61 | ieee802154_del_iface(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev) | |
62 | { | |
63 | ieee802154_if_remove(IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev)); | |
64 | ||
65 | return 0; | |
66 | } | |
67 | ||
ab0bd561 | 68 | static int |
6d5fb877 | 69 | ieee802154_set_channel(struct wpan_phy *wpan_phy, u8 page, u8 channel) |
ab0bd561 AA |
70 | { |
71 | struct ieee802154_local *local = wpan_phy_priv(wpan_phy); | |
72 | int ret; | |
73 | ||
74 | ASSERT_RTNL(); | |
75 | ||
791021bf AA |
76 | if (wpan_phy->current_page == page && |
77 | wpan_phy->current_channel == channel) | |
78 | return 0; | |
79 | ||
ab0bd561 AA |
80 | ret = drv_set_channel(local, page, channel); |
81 | if (!ret) { | |
82 | wpan_phy->current_page = page; | |
83 | wpan_phy->current_channel = channel; | |
84 | } | |
85 | ||
86 | return ret; | |
87 | } | |
88 | ||
ba2a9506 AA |
89 | static int |
90 | ieee802154_set_cca_mode(struct wpan_phy *wpan_phy, | |
91 | const struct wpan_phy_cca *cca) | |
92 | { | |
93 | struct ieee802154_local *local = wpan_phy_priv(wpan_phy); | |
94 | int ret; | |
95 | ||
96 | ASSERT_RTNL(); | |
97 | ||
791021bf AA |
98 | if (wpan_phy_cca_cmp(&wpan_phy->cca, cca)) |
99 | return 0; | |
100 | ||
ba2a9506 AA |
101 | ret = drv_set_cca_mode(local, cca); |
102 | if (!ret) | |
103 | wpan_phy->cca = *cca; | |
104 | ||
105 | return ret; | |
106 | } | |
107 | ||
b69644c1 AA |
108 | static int |
109 | ieee802154_set_cca_ed_level(struct wpan_phy *wpan_phy, s32 ed_level) | |
110 | { | |
111 | struct ieee802154_local *local = wpan_phy_priv(wpan_phy); | |
112 | int ret; | |
113 | ||
114 | ASSERT_RTNL(); | |
115 | ||
116 | if (wpan_phy->cca_ed_level == ed_level) | |
117 | return 0; | |
118 | ||
119 | ret = drv_set_cca_ed_level(local, ed_level); | |
120 | if (!ret) | |
121 | wpan_phy->cca_ed_level = ed_level; | |
122 | ||
123 | return ret; | |
124 | } | |
125 | ||
0f999b09 VB |
126 | static int |
127 | ieee802154_set_tx_power(struct wpan_phy *wpan_phy, s32 power) | |
128 | { | |
129 | struct ieee802154_local *local = wpan_phy_priv(wpan_phy); | |
130 | int ret; | |
131 | ||
132 | ASSERT_RTNL(); | |
133 | ||
134 | if (wpan_phy->transmit_power == power) | |
135 | return 0; | |
136 | ||
137 | ret = drv_set_tx_power(local, power); | |
138 | if (!ret) | |
139 | wpan_phy->transmit_power = power; | |
140 | ||
141 | return ret; | |
142 | } | |
143 | ||
6d5fb877 AA |
144 | static int |
145 | ieee802154_set_pan_id(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, | |
ee7b9053 | 146 | __le16 pan_id) |
702bf371 | 147 | { |
d77b4852 AA |
148 | int ret; |
149 | ||
702bf371 AA |
150 | ASSERT_RTNL(); |
151 | ||
791021bf AA |
152 | if (wpan_dev->pan_id == pan_id) |
153 | return 0; | |
154 | ||
d77b4852 AA |
155 | ret = mac802154_wpan_update_llsec(wpan_dev->netdev); |
156 | if (!ret) | |
157 | wpan_dev->pan_id = pan_id; | |
158 | ||
159 | return ret; | |
702bf371 AA |
160 | } |
161 | ||
656a999e AA |
162 | static int |
163 | ieee802154_set_backoff_exponent(struct wpan_phy *wpan_phy, | |
164 | struct wpan_dev *wpan_dev, | |
6d5fb877 | 165 | u8 min_be, u8 max_be) |
656a999e | 166 | { |
656a999e AA |
167 | ASSERT_RTNL(); |
168 | ||
791021bf AA |
169 | if (wpan_dev->min_be == min_be && |
170 | wpan_dev->max_be == max_be) | |
171 | return 0; | |
172 | ||
656a999e AA |
173 | wpan_dev->min_be = min_be; |
174 | wpan_dev->max_be = max_be; | |
175 | return 0; | |
176 | } | |
177 | ||
9830c62a AA |
178 | static int |
179 | ieee802154_set_short_addr(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, | |
ee7b9053 | 180 | __le16 short_addr) |
9830c62a AA |
181 | { |
182 | ASSERT_RTNL(); | |
183 | ||
791021bf AA |
184 | if (wpan_dev->short_addr == short_addr) |
185 | return 0; | |
186 | ||
ee7b9053 | 187 | wpan_dev->short_addr = short_addr; |
9830c62a AA |
188 | return 0; |
189 | } | |
190 | ||
6d5fb877 AA |
191 | static int |
192 | ieee802154_set_max_csma_backoffs(struct wpan_phy *wpan_phy, | |
193 | struct wpan_dev *wpan_dev, | |
194 | u8 max_csma_backoffs) | |
a01ba765 | 195 | { |
a01ba765 AA |
196 | ASSERT_RTNL(); |
197 | ||
791021bf AA |
198 | if (wpan_dev->csma_retries == max_csma_backoffs) |
199 | return 0; | |
200 | ||
a01ba765 AA |
201 | wpan_dev->csma_retries = max_csma_backoffs; |
202 | return 0; | |
203 | } | |
204 | ||
6d5fb877 AA |
205 | static int |
206 | ieee802154_set_max_frame_retries(struct wpan_phy *wpan_phy, | |
207 | struct wpan_dev *wpan_dev, | |
208 | s8 max_frame_retries) | |
17a3a46b | 209 | { |
17a3a46b AA |
210 | ASSERT_RTNL(); |
211 | ||
791021bf AA |
212 | if (wpan_dev->frame_retries == max_frame_retries) |
213 | return 0; | |
214 | ||
17a3a46b AA |
215 | wpan_dev->frame_retries = max_frame_retries; |
216 | return 0; | |
217 | } | |
218 | ||
6d5fb877 AA |
219 | static int |
220 | ieee802154_set_lbt_mode(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, | |
221 | bool mode) | |
c8937a1d | 222 | { |
c8937a1d AA |
223 | ASSERT_RTNL(); |
224 | ||
791021bf AA |
225 | if (wpan_dev->lbt == mode) |
226 | return 0; | |
227 | ||
c8937a1d AA |
228 | wpan_dev->lbt = mode; |
229 | return 0; | |
230 | } | |
231 | ||
1201cd22 | 232 | const struct cfg802154_ops mac802154_config_ops = { |
4a9a816a AA |
233 | .add_virtual_intf_deprecated = ieee802154_add_iface_deprecated, |
234 | .del_virtual_intf_deprecated = ieee802154_del_iface_deprecated, | |
f3ea5e44 | 235 | .add_virtual_intf = ieee802154_add_iface, |
b821ecd4 | 236 | .del_virtual_intf = ieee802154_del_iface, |
ab0bd561 | 237 | .set_channel = ieee802154_set_channel, |
ba2a9506 | 238 | .set_cca_mode = ieee802154_set_cca_mode, |
b69644c1 | 239 | .set_cca_ed_level = ieee802154_set_cca_ed_level, |
0f999b09 | 240 | .set_tx_power = ieee802154_set_tx_power, |
702bf371 | 241 | .set_pan_id = ieee802154_set_pan_id, |
9830c62a | 242 | .set_short_addr = ieee802154_set_short_addr, |
656a999e | 243 | .set_backoff_exponent = ieee802154_set_backoff_exponent, |
a01ba765 | 244 | .set_max_csma_backoffs = ieee802154_set_max_csma_backoffs, |
17a3a46b | 245 | .set_max_frame_retries = ieee802154_set_max_frame_retries, |
c8937a1d | 246 | .set_lbt_mode = ieee802154_set_lbt_mode, |
1201cd22 | 247 | }; |