Commit | Line | Data |
---|---|---|
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, | |
25 | const char *name, int type) | |
26 | { | |
986a8abf | 27 | struct ieee802154_local *local = wpan_phy_priv(wpan_phy); |
d5ae67ba | 28 | struct net_device *dev; |
986a8abf | 29 | |
d5ae67ba | 30 | rtnl_lock(); |
0e57547e AA |
31 | dev = ieee802154_if_add(local, name, type, |
32 | cpu_to_le64(0x0000000000000000ULL)); | |
d5ae67ba AA |
33 | rtnl_unlock(); |
34 | ||
35 | return dev; | |
4a9a816a AA |
36 | } |
37 | ||
38 | static void ieee802154_del_iface_deprecated(struct wpan_phy *wpan_phy, | |
39 | struct net_device *dev) | |
40 | { | |
b210b187 AA |
41 | struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev); |
42 | ||
43 | ieee802154_if_remove(sdata); | |
4a9a816a AA |
44 | } |
45 | ||
f3ea5e44 AA |
46 | static int |
47 | ieee802154_add_iface(struct wpan_phy *phy, const char *name, | |
0e57547e | 48 | enum nl802154_iftype type, __le64 extended_addr) |
f3ea5e44 AA |
49 | { |
50 | struct ieee802154_local *local = wpan_phy_priv(phy); | |
51 | struct net_device *err; | |
52 | ||
0e57547e | 53 | err = ieee802154_if_add(local, name, type, extended_addr); |
f3ea5e44 AA |
54 | if (IS_ERR(err)) |
55 | return PTR_ERR(err); | |
56 | ||
57 | return 0; | |
58 | } | |
59 | ||
ab0bd561 | 60 | static int |
6d5fb877 | 61 | ieee802154_set_channel(struct wpan_phy *wpan_phy, u8 page, u8 channel) |
ab0bd561 AA |
62 | { |
63 | struct ieee802154_local *local = wpan_phy_priv(wpan_phy); | |
64 | int ret; | |
65 | ||
66 | ASSERT_RTNL(); | |
67 | ||
68 | /* check if phy support this setting */ | |
69 | if (!(wpan_phy->channels_supported[page] & BIT(channel))) | |
70 | return -EINVAL; | |
71 | ||
72 | ret = drv_set_channel(local, page, channel); | |
73 | if (!ret) { | |
74 | wpan_phy->current_page = page; | |
75 | wpan_phy->current_channel = channel; | |
76 | } | |
77 | ||
78 | return ret; | |
79 | } | |
80 | ||
6d5fb877 AA |
81 | static int |
82 | ieee802154_set_pan_id(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, | |
83 | u16 pan_id) | |
702bf371 AA |
84 | { |
85 | ASSERT_RTNL(); | |
86 | ||
87 | /* TODO | |
88 | * I am not sure about to check here on broadcast pan_id. | |
89 | * Broadcast is a valid setting, comment from 802.15.4: | |
90 | * If this value is 0xffff, the device is not associated. | |
91 | * | |
92 | * This could useful to simple deassociate an device. | |
93 | */ | |
94 | if (pan_id == IEEE802154_PAN_ID_BROADCAST) | |
95 | return -EINVAL; | |
96 | ||
97 | wpan_dev->pan_id = cpu_to_le16(pan_id); | |
98 | return 0; | |
99 | } | |
100 | ||
656a999e AA |
101 | static int |
102 | ieee802154_set_backoff_exponent(struct wpan_phy *wpan_phy, | |
103 | struct wpan_dev *wpan_dev, | |
6d5fb877 | 104 | u8 min_be, u8 max_be) |
656a999e AA |
105 | { |
106 | struct ieee802154_local *local = wpan_phy_priv(wpan_phy); | |
107 | ||
108 | ASSERT_RTNL(); | |
109 | ||
110 | if (!(local->hw.flags & IEEE802154_HW_CSMA_PARAMS)) | |
111 | return -EOPNOTSUPP; | |
112 | ||
113 | wpan_dev->min_be = min_be; | |
114 | wpan_dev->max_be = max_be; | |
115 | return 0; | |
116 | } | |
117 | ||
9830c62a AA |
118 | static int |
119 | ieee802154_set_short_addr(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, | |
6d5fb877 | 120 | u16 short_addr) |
9830c62a AA |
121 | { |
122 | ASSERT_RTNL(); | |
123 | ||
124 | /* TODO | |
125 | * I am not sure about to check here on broadcast short_addr. | |
126 | * Broadcast is a valid setting, comment from 802.15.4: | |
127 | * A value of 0xfffe indicates that the device has | |
128 | * associated but has not been allocated an address. A | |
129 | * value of 0xffff indicates that the device does not | |
130 | * have a short address. | |
131 | * | |
132 | * I think we should allow to set these settings but | |
133 | * don't allow to allow socket communication with it. | |
134 | */ | |
135 | if (short_addr == IEEE802154_ADDR_SHORT_UNSPEC || | |
136 | short_addr == IEEE802154_ADDR_SHORT_BROADCAST) | |
137 | return -EINVAL; | |
138 | ||
139 | wpan_dev->short_addr = cpu_to_le16(short_addr); | |
140 | return 0; | |
141 | } | |
142 | ||
6d5fb877 AA |
143 | static int |
144 | ieee802154_set_max_csma_backoffs(struct wpan_phy *wpan_phy, | |
145 | struct wpan_dev *wpan_dev, | |
146 | u8 max_csma_backoffs) | |
a01ba765 AA |
147 | { |
148 | struct ieee802154_local *local = wpan_phy_priv(wpan_phy); | |
149 | ||
150 | ASSERT_RTNL(); | |
151 | ||
152 | if (!(local->hw.flags & IEEE802154_HW_CSMA_PARAMS)) | |
153 | return -EOPNOTSUPP; | |
154 | ||
155 | wpan_dev->csma_retries = max_csma_backoffs; | |
156 | return 0; | |
157 | } | |
158 | ||
6d5fb877 AA |
159 | static int |
160 | ieee802154_set_max_frame_retries(struct wpan_phy *wpan_phy, | |
161 | struct wpan_dev *wpan_dev, | |
162 | s8 max_frame_retries) | |
17a3a46b AA |
163 | { |
164 | struct ieee802154_local *local = wpan_phy_priv(wpan_phy); | |
165 | ||
166 | ASSERT_RTNL(); | |
167 | ||
168 | if (!(local->hw.flags & IEEE802154_HW_FRAME_RETRIES)) | |
169 | return -EOPNOTSUPP; | |
170 | ||
171 | wpan_dev->frame_retries = max_frame_retries; | |
172 | return 0; | |
173 | } | |
174 | ||
6d5fb877 AA |
175 | static int |
176 | ieee802154_set_lbt_mode(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, | |
177 | bool mode) | |
c8937a1d AA |
178 | { |
179 | struct ieee802154_local *local = wpan_phy_priv(wpan_phy); | |
180 | ||
181 | ASSERT_RTNL(); | |
182 | ||
183 | if (!(local->hw.flags & IEEE802154_HW_LBT)) | |
184 | return -EOPNOTSUPP; | |
185 | ||
186 | wpan_dev->lbt = mode; | |
187 | return 0; | |
188 | } | |
189 | ||
1201cd22 | 190 | const struct cfg802154_ops mac802154_config_ops = { |
4a9a816a AA |
191 | .add_virtual_intf_deprecated = ieee802154_add_iface_deprecated, |
192 | .del_virtual_intf_deprecated = ieee802154_del_iface_deprecated, | |
f3ea5e44 | 193 | .add_virtual_intf = ieee802154_add_iface, |
ab0bd561 | 194 | .set_channel = ieee802154_set_channel, |
702bf371 | 195 | .set_pan_id = ieee802154_set_pan_id, |
9830c62a | 196 | .set_short_addr = ieee802154_set_short_addr, |
656a999e | 197 | .set_backoff_exponent = ieee802154_set_backoff_exponent, |
a01ba765 | 198 | .set_max_csma_backoffs = ieee802154_set_max_csma_backoffs, |
17a3a46b | 199 | .set_max_frame_retries = ieee802154_set_max_frame_retries, |
c8937a1d | 200 | .set_lbt_mode = ieee802154_set_lbt_mode, |
1201cd22 | 201 | }; |