1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __MAC802154_DRIVER_OPS
3 #define __MAC802154_DRIVER_OPS
4
5 #include <linux/types.h>
6 #include <linux/rtnetlink.h>
7
8 #include <net/mac802154.h>
9
10 #include "ieee802154_i.h"
11 #include "trace.h"
12
13 static inline int
drv_xmit_async(struct ieee802154_local * local,struct sk_buff * skb)14 drv_xmit_async(struct ieee802154_local *local, struct sk_buff *skb)
15 {
16 return local->ops->xmit_async(&local->hw, skb);
17 }
18
19 static inline int
drv_xmit_sync(struct ieee802154_local * local,struct sk_buff * skb)20 drv_xmit_sync(struct ieee802154_local *local, struct sk_buff *skb)
21 {
22 might_sleep();
23
24 return local->ops->xmit_sync(&local->hw, skb);
25 }
26
drv_start(struct ieee802154_local * local)27 static inline int drv_start(struct ieee802154_local *local)
28 {
29 int ret;
30
31 might_sleep();
32
33 trace_802154_drv_start(local);
34 local->started = true;
35 smp_mb();
36 ret = local->ops->start(&local->hw);
37 trace_802154_drv_return_int(local, ret);
38 return ret;
39 }
40
drv_stop(struct ieee802154_local * local)41 static inline void drv_stop(struct ieee802154_local *local)
42 {
43 might_sleep();
44
45 trace_802154_drv_stop(local);
46 local->ops->stop(&local->hw);
47 trace_802154_drv_return_void(local);
48
49 /* sync away all work on the tasklet before clearing started */
50 tasklet_disable(&local->tasklet);
51 tasklet_enable(&local->tasklet);
52
53 barrier();
54
55 local->started = false;
56 }
57
58 static inline int
drv_set_channel(struct ieee802154_local * local,u8 page,u8 channel)59 drv_set_channel(struct ieee802154_local *local, u8 page, u8 channel)
60 {
61 int ret;
62
63 might_sleep();
64
65 trace_802154_drv_set_channel(local, page, channel);
66 ret = local->ops->set_channel(&local->hw, page, channel);
67 trace_802154_drv_return_int(local, ret);
68 return ret;
69 }
70
drv_set_tx_power(struct ieee802154_local * local,s32 mbm)71 static inline int drv_set_tx_power(struct ieee802154_local *local, s32 mbm)
72 {
73 int ret;
74
75 might_sleep();
76
77 if (!local->ops->set_txpower) {
78 WARN_ON(1);
79 return -EOPNOTSUPP;
80 }
81
82 trace_802154_drv_set_tx_power(local, mbm);
83 ret = local->ops->set_txpower(&local->hw, mbm);
84 trace_802154_drv_return_int(local, ret);
85 return ret;
86 }
87
drv_set_cca_mode(struct ieee802154_local * local,const struct wpan_phy_cca * cca)88 static inline int drv_set_cca_mode(struct ieee802154_local *local,
89 const struct wpan_phy_cca *cca)
90 {
91 int ret;
92
93 might_sleep();
94
95 if (!local->ops->set_cca_mode) {
96 WARN_ON(1);
97 return -EOPNOTSUPP;
98 }
99
100 trace_802154_drv_set_cca_mode(local, cca);
101 ret = local->ops->set_cca_mode(&local->hw, cca);
102 trace_802154_drv_return_int(local, ret);
103 return ret;
104 }
105
drv_set_lbt_mode(struct ieee802154_local * local,bool mode)106 static inline int drv_set_lbt_mode(struct ieee802154_local *local, bool mode)
107 {
108 int ret;
109
110 might_sleep();
111
112 if (!local->ops->set_lbt) {
113 WARN_ON(1);
114 return -EOPNOTSUPP;
115 }
116
117 trace_802154_drv_set_lbt_mode(local, mode);
118 ret = local->ops->set_lbt(&local->hw, mode);
119 trace_802154_drv_return_int(local, ret);
120 return ret;
121 }
122
123 static inline int
drv_set_cca_ed_level(struct ieee802154_local * local,s32 mbm)124 drv_set_cca_ed_level(struct ieee802154_local *local, s32 mbm)
125 {
126 int ret;
127
128 might_sleep();
129
130 if (!local->ops->set_cca_ed_level) {
131 WARN_ON(1);
132 return -EOPNOTSUPP;
133 }
134
135 trace_802154_drv_set_cca_ed_level(local, mbm);
136 ret = local->ops->set_cca_ed_level(&local->hw, mbm);
137 trace_802154_drv_return_int(local, ret);
138 return ret;
139 }
140
drv_set_pan_id(struct ieee802154_local * local,__le16 pan_id)141 static inline int drv_set_pan_id(struct ieee802154_local *local, __le16 pan_id)
142 {
143 struct ieee802154_hw_addr_filt filt;
144 int ret;
145
146 might_sleep();
147
148 if (!local->ops->set_hw_addr_filt) {
149 WARN_ON(1);
150 return -EOPNOTSUPP;
151 }
152
153 filt.pan_id = pan_id;
154
155 trace_802154_drv_set_pan_id(local, pan_id);
156 ret = local->ops->set_hw_addr_filt(&local->hw, &filt,
157 IEEE802154_AFILT_PANID_CHANGED);
158 trace_802154_drv_return_int(local, ret);
159 return ret;
160 }
161
162 static inline int
drv_set_extended_addr(struct ieee802154_local * local,__le64 extended_addr)163 drv_set_extended_addr(struct ieee802154_local *local, __le64 extended_addr)
164 {
165 struct ieee802154_hw_addr_filt filt;
166 int ret;
167
168 might_sleep();
169
170 if (!local->ops->set_hw_addr_filt) {
171 WARN_ON(1);
172 return -EOPNOTSUPP;
173 }
174
175 filt.ieee_addr = extended_addr;
176
177 trace_802154_drv_set_extended_addr(local, extended_addr);
178 ret = local->ops->set_hw_addr_filt(&local->hw, &filt,
179 IEEE802154_AFILT_IEEEADDR_CHANGED);
180 trace_802154_drv_return_int(local, ret);
181 return ret;
182 }
183
184 static inline int
drv_set_short_addr(struct ieee802154_local * local,__le16 short_addr)185 drv_set_short_addr(struct ieee802154_local *local, __le16 short_addr)
186 {
187 struct ieee802154_hw_addr_filt filt;
188 int ret;
189
190 might_sleep();
191
192 if (!local->ops->set_hw_addr_filt) {
193 WARN_ON(1);
194 return -EOPNOTSUPP;
195 }
196
197 filt.short_addr = short_addr;
198
199 trace_802154_drv_set_short_addr(local, short_addr);
200 ret = local->ops->set_hw_addr_filt(&local->hw, &filt,
201 IEEE802154_AFILT_SADDR_CHANGED);
202 trace_802154_drv_return_int(local, ret);
203 return ret;
204 }
205
206 static inline int
drv_set_pan_coord(struct ieee802154_local * local,bool is_coord)207 drv_set_pan_coord(struct ieee802154_local *local, bool is_coord)
208 {
209 struct ieee802154_hw_addr_filt filt;
210 int ret;
211
212 might_sleep();
213
214 if (!local->ops->set_hw_addr_filt) {
215 WARN_ON(1);
216 return -EOPNOTSUPP;
217 }
218
219 filt.pan_coord = is_coord;
220
221 trace_802154_drv_set_pan_coord(local, is_coord);
222 ret = local->ops->set_hw_addr_filt(&local->hw, &filt,
223 IEEE802154_AFILT_PANC_CHANGED);
224 trace_802154_drv_return_int(local, ret);
225 return ret;
226 }
227
228 static inline int
drv_set_csma_params(struct ieee802154_local * local,u8 min_be,u8 max_be,u8 max_csma_backoffs)229 drv_set_csma_params(struct ieee802154_local *local, u8 min_be, u8 max_be,
230 u8 max_csma_backoffs)
231 {
232 int ret;
233
234 might_sleep();
235
236 if (!local->ops->set_csma_params) {
237 WARN_ON(1);
238 return -EOPNOTSUPP;
239 }
240
241 trace_802154_drv_set_csma_params(local, min_be, max_be,
242 max_csma_backoffs);
243 ret = local->ops->set_csma_params(&local->hw, min_be, max_be,
244 max_csma_backoffs);
245 trace_802154_drv_return_int(local, ret);
246 return ret;
247 }
248
249 static inline int
drv_set_max_frame_retries(struct ieee802154_local * local,s8 max_frame_retries)250 drv_set_max_frame_retries(struct ieee802154_local *local, s8 max_frame_retries)
251 {
252 int ret;
253
254 might_sleep();
255
256 if (!local->ops->set_frame_retries) {
257 WARN_ON(1);
258 return -EOPNOTSUPP;
259 }
260
261 trace_802154_drv_set_max_frame_retries(local, max_frame_retries);
262 ret = local->ops->set_frame_retries(&local->hw, max_frame_retries);
263 trace_802154_drv_return_int(local, ret);
264 return ret;
265 }
266
267 static inline int
drv_set_promiscuous_mode(struct ieee802154_local * local,bool on)268 drv_set_promiscuous_mode(struct ieee802154_local *local, bool on)
269 {
270 int ret;
271
272 might_sleep();
273
274 if (!local->ops->set_promiscuous_mode) {
275 WARN_ON(1);
276 return -EOPNOTSUPP;
277 }
278
279 trace_802154_drv_set_promiscuous_mode(local, on);
280 ret = local->ops->set_promiscuous_mode(&local->hw, on);
281 trace_802154_drv_return_int(local, ret);
282 return ret;
283 }
284
285 #endif /* __MAC802154_DRIVER_OPS */
286