xref: /openbmc/linux/net/mac80211/driver-ops.h (revision 7dd65feb)
1 #ifndef __MAC80211_DRIVER_OPS
2 #define __MAC80211_DRIVER_OPS
3 
4 #include <net/mac80211.h>
5 #include "ieee80211_i.h"
6 #include "driver-trace.h"
7 
8 static inline int drv_tx(struct ieee80211_local *local, struct sk_buff *skb)
9 {
10 	return local->ops->tx(&local->hw, skb);
11 }
12 
13 static inline int drv_start(struct ieee80211_local *local)
14 {
15 	int ret;
16 
17 	local->started = true;
18 	smp_mb();
19 	ret = local->ops->start(&local->hw);
20 	trace_drv_start(local, ret);
21 	return ret;
22 }
23 
24 static inline void drv_stop(struct ieee80211_local *local)
25 {
26 	local->ops->stop(&local->hw);
27 	trace_drv_stop(local);
28 
29 	/* sync away all work on the tasklet before clearing started */
30 	tasklet_disable(&local->tasklet);
31 	tasklet_enable(&local->tasklet);
32 
33 	barrier();
34 
35 	local->started = false;
36 }
37 
38 static inline int drv_add_interface(struct ieee80211_local *local,
39 				    struct ieee80211_if_init_conf *conf)
40 {
41 	int ret = local->ops->add_interface(&local->hw, conf);
42 	trace_drv_add_interface(local, conf->mac_addr, conf->vif, ret);
43 	return ret;
44 }
45 
46 static inline void drv_remove_interface(struct ieee80211_local *local,
47 					struct ieee80211_if_init_conf *conf)
48 {
49 	local->ops->remove_interface(&local->hw, conf);
50 	trace_drv_remove_interface(local, conf->mac_addr, conf->vif);
51 }
52 
53 static inline int drv_config(struct ieee80211_local *local, u32 changed)
54 {
55 	int ret = local->ops->config(&local->hw, changed);
56 	trace_drv_config(local, changed, ret);
57 	return ret;
58 }
59 
60 static inline void drv_bss_info_changed(struct ieee80211_local *local,
61 					struct ieee80211_vif *vif,
62 					struct ieee80211_bss_conf *info,
63 					u32 changed)
64 {
65 	if (local->ops->bss_info_changed)
66 		local->ops->bss_info_changed(&local->hw, vif, info, changed);
67 	trace_drv_bss_info_changed(local, vif, info, changed);
68 }
69 
70 static inline u64 drv_prepare_multicast(struct ieee80211_local *local,
71 					int mc_count,
72 					struct dev_addr_list *mc_list)
73 {
74 	u64 ret = 0;
75 
76 	if (local->ops->prepare_multicast)
77 		ret = local->ops->prepare_multicast(&local->hw, mc_count,
78 						    mc_list);
79 
80 	trace_drv_prepare_multicast(local, mc_count, ret);
81 
82 	return ret;
83 }
84 
85 static inline void drv_configure_filter(struct ieee80211_local *local,
86 					unsigned int changed_flags,
87 					unsigned int *total_flags,
88 					u64 multicast)
89 {
90 	might_sleep();
91 
92 	local->ops->configure_filter(&local->hw, changed_flags, total_flags,
93 				     multicast);
94 	trace_drv_configure_filter(local, changed_flags, total_flags,
95 				   multicast);
96 }
97 
98 static inline int drv_set_tim(struct ieee80211_local *local,
99 			      struct ieee80211_sta *sta, bool set)
100 {
101 	int ret = 0;
102 	if (local->ops->set_tim)
103 		ret = local->ops->set_tim(&local->hw, sta, set);
104 	trace_drv_set_tim(local, sta, set, ret);
105 	return ret;
106 }
107 
108 static inline int drv_set_key(struct ieee80211_local *local,
109 			      enum set_key_cmd cmd, struct ieee80211_vif *vif,
110 			      struct ieee80211_sta *sta,
111 			      struct ieee80211_key_conf *key)
112 {
113 	int ret = local->ops->set_key(&local->hw, cmd, vif, sta, key);
114 	trace_drv_set_key(local, cmd, vif, sta, key, ret);
115 	return ret;
116 }
117 
118 static inline void drv_update_tkip_key(struct ieee80211_local *local,
119 				       struct ieee80211_key_conf *conf,
120 				       const u8 *address, u32 iv32,
121 				       u16 *phase1key)
122 {
123 	if (local->ops->update_tkip_key)
124 		local->ops->update_tkip_key(&local->hw, conf, address,
125 					    iv32, phase1key);
126 	trace_drv_update_tkip_key(local, conf, address, iv32);
127 }
128 
129 static inline int drv_hw_scan(struct ieee80211_local *local,
130 			      struct cfg80211_scan_request *req)
131 {
132 	int ret = local->ops->hw_scan(&local->hw, req);
133 	trace_drv_hw_scan(local, req, ret);
134 	return ret;
135 }
136 
137 static inline void drv_sw_scan_start(struct ieee80211_local *local)
138 {
139 	if (local->ops->sw_scan_start)
140 		local->ops->sw_scan_start(&local->hw);
141 	trace_drv_sw_scan_start(local);
142 }
143 
144 static inline void drv_sw_scan_complete(struct ieee80211_local *local)
145 {
146 	if (local->ops->sw_scan_complete)
147 		local->ops->sw_scan_complete(&local->hw);
148 	trace_drv_sw_scan_complete(local);
149 }
150 
151 static inline int drv_get_stats(struct ieee80211_local *local,
152 				struct ieee80211_low_level_stats *stats)
153 {
154 	int ret = -EOPNOTSUPP;
155 
156 	if (local->ops->get_stats)
157 		ret = local->ops->get_stats(&local->hw, stats);
158 	trace_drv_get_stats(local, stats, ret);
159 
160 	return ret;
161 }
162 
163 static inline void drv_get_tkip_seq(struct ieee80211_local *local,
164 				    u8 hw_key_idx, u32 *iv32, u16 *iv16)
165 {
166 	if (local->ops->get_tkip_seq)
167 		local->ops->get_tkip_seq(&local->hw, hw_key_idx, iv32, iv16);
168 	trace_drv_get_tkip_seq(local, hw_key_idx, iv32, iv16);
169 }
170 
171 static inline int drv_set_rts_threshold(struct ieee80211_local *local,
172 					u32 value)
173 {
174 	int ret = 0;
175 	if (local->ops->set_rts_threshold)
176 		ret = local->ops->set_rts_threshold(&local->hw, value);
177 	trace_drv_set_rts_threshold(local, value, ret);
178 	return ret;
179 }
180 
181 static inline void drv_sta_notify(struct ieee80211_local *local,
182 				  struct ieee80211_vif *vif,
183 				  enum sta_notify_cmd cmd,
184 				  struct ieee80211_sta *sta)
185 {
186 	if (local->ops->sta_notify)
187 		local->ops->sta_notify(&local->hw, vif, cmd, sta);
188 	trace_drv_sta_notify(local, vif, cmd, sta);
189 }
190 
191 static inline int drv_conf_tx(struct ieee80211_local *local, u16 queue,
192 			      const struct ieee80211_tx_queue_params *params)
193 {
194 	int ret = -EOPNOTSUPP;
195 	if (local->ops->conf_tx)
196 		ret = local->ops->conf_tx(&local->hw, queue, params);
197 	trace_drv_conf_tx(local, queue, params, ret);
198 	return ret;
199 }
200 
201 static inline int drv_get_tx_stats(struct ieee80211_local *local,
202 				   struct ieee80211_tx_queue_stats *stats)
203 {
204 	int ret = local->ops->get_tx_stats(&local->hw, stats);
205 	trace_drv_get_tx_stats(local, stats, ret);
206 	return ret;
207 }
208 
209 static inline u64 drv_get_tsf(struct ieee80211_local *local)
210 {
211 	u64 ret = -1ULL;
212 	if (local->ops->get_tsf)
213 		ret = local->ops->get_tsf(&local->hw);
214 	trace_drv_get_tsf(local, ret);
215 	return ret;
216 }
217 
218 static inline void drv_set_tsf(struct ieee80211_local *local, u64 tsf)
219 {
220 	if (local->ops->set_tsf)
221 		local->ops->set_tsf(&local->hw, tsf);
222 	trace_drv_set_tsf(local, tsf);
223 }
224 
225 static inline void drv_reset_tsf(struct ieee80211_local *local)
226 {
227 	if (local->ops->reset_tsf)
228 		local->ops->reset_tsf(&local->hw);
229 	trace_drv_reset_tsf(local);
230 }
231 
232 static inline int drv_tx_last_beacon(struct ieee80211_local *local)
233 {
234 	int ret = 1;
235 	if (local->ops->tx_last_beacon)
236 		ret = local->ops->tx_last_beacon(&local->hw);
237 	trace_drv_tx_last_beacon(local, ret);
238 	return ret;
239 }
240 
241 static inline int drv_ampdu_action(struct ieee80211_local *local,
242 				   struct ieee80211_vif *vif,
243 				   enum ieee80211_ampdu_mlme_action action,
244 				   struct ieee80211_sta *sta, u16 tid,
245 				   u16 *ssn)
246 {
247 	int ret = -EOPNOTSUPP;
248 	if (local->ops->ampdu_action)
249 		ret = local->ops->ampdu_action(&local->hw, vif, action,
250 					       sta, tid, ssn);
251 	trace_drv_ampdu_action(local, vif, action, sta, tid, ssn, ret);
252 	return ret;
253 }
254 
255 
256 static inline void drv_rfkill_poll(struct ieee80211_local *local)
257 {
258 	if (local->ops->rfkill_poll)
259 		local->ops->rfkill_poll(&local->hw);
260 }
261 #endif /* __MAC80211_DRIVER_OPS */
262