net/mac80211/driver-ops.h

   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, vif_to_sdata(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, vif_to_sdata(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_sub_if_data *sdata,
  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, &sdata->vif, info, changed);
  67         trace_drv_bss_info_changed(local, sdata, 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,
 110                               struct ieee80211_sub_if_data *sdata,
 111                               struct ieee80211_sta *sta,
 112                               struct ieee80211_key_conf *key)
 113 {
 114         int ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key);
 115         trace_drv_set_key(local, cmd, sdata, sta, key, ret);
 116         return ret;
 117 }
 118
 119 static inline void drv_update_tkip_key(struct ieee80211_local *local,
 120                                        struct ieee80211_key_conf *conf,
 121                                        const u8 *address, u32 iv32,
 122                                        u16 *phase1key)
 123 {
 124         if (local->ops->update_tkip_key)
 125                 local->ops->update_tkip_key(&local->hw, conf, address,
 126                                             iv32, phase1key);
 127         trace_drv_update_tkip_key(local, conf, address, iv32);
 128 }
 129
 130 static inline int drv_hw_scan(struct ieee80211_local *local,
 131                               struct cfg80211_scan_request *req)
 132 {
 133         int ret = local->ops->hw_scan(&local->hw, req);
 134         trace_drv_hw_scan(local, req, ret);
 135         return ret;
 136 }
 137
 138 static inline void drv_sw_scan_start(struct ieee80211_local *local)
 139 {
 140         if (local->ops->sw_scan_start)
 141                 local->ops->sw_scan_start(&local->hw);
 142         trace_drv_sw_scan_start(local);
 143 }
 144
 145 static inline void drv_sw_scan_complete(struct ieee80211_local *local)
 146 {
 147         if (local->ops->sw_scan_complete)
 148                 local->ops->sw_scan_complete(&local->hw);
 149         trace_drv_sw_scan_complete(local);
 150 }
 151
 152 static inline int drv_get_stats(struct ieee80211_local *local,
 153                                 struct ieee80211_low_level_stats *stats)
 154 {
 155         int ret = -EOPNOTSUPP;
 156
 157         if (local->ops->get_stats)
 158                 ret = local->ops->get_stats(&local->hw, stats);
 159         trace_drv_get_stats(local, stats, ret);
 160
 161         return ret;
 162 }
 163
 164 static inline void drv_get_tkip_seq(struct ieee80211_local *local,
 165                                     u8 hw_key_idx, u32 *iv32, u16 *iv16)
 166 {
 167         if (local->ops->get_tkip_seq)
 168                 local->ops->get_tkip_seq(&local->hw, hw_key_idx, iv32, iv16);
 169         trace_drv_get_tkip_seq(local, hw_key_idx, iv32, iv16);
 170 }
 171
 172 static inline int drv_set_rts_threshold(struct ieee80211_local *local,
 173                                         u32 value)
 174 {
 175         int ret = 0;
 176         if (local->ops->set_rts_threshold)
 177                 ret = local->ops->set_rts_threshold(&local->hw, value);
 178         trace_drv_set_rts_threshold(local, value, ret);
 179         return ret;
 180 }
 181
 182 static inline void drv_sta_notify(struct ieee80211_local *local,
 183                                   struct ieee80211_sub_if_data *sdata,
 184                                   enum sta_notify_cmd cmd,
 185                                   struct ieee80211_sta *sta)
 186 {
 187         if (local->ops->sta_notify)
 188                 local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta);
 189         trace_drv_sta_notify(local, sdata, cmd, sta);
 190 }
 191
 192 static inline int drv_conf_tx(struct ieee80211_local *local, u16 queue,
 193                               const struct ieee80211_tx_queue_params *params)
 194 {
 195         int ret = -EOPNOTSUPP;
 196         if (local->ops->conf_tx)
 197                 ret = local->ops->conf_tx(&local->hw, queue, params);
 198         trace_drv_conf_tx(local, queue, params, ret);
 199         return ret;
 200 }
 201
 202 static inline int drv_get_tx_stats(struct ieee80211_local *local,
 203                                    struct ieee80211_tx_queue_stats *stats)
 204 {
 205         int ret = local->ops->get_tx_stats(&local->hw, stats);
 206         trace_drv_get_tx_stats(local, stats, ret);
 207         return ret;
 208 }
 209
 210 static inline u64 drv_get_tsf(struct ieee80211_local *local)
 211 {
 212         u64 ret = -1ULL;
 213         if (local->ops->get_tsf)
 214                 ret = local->ops->get_tsf(&local->hw);
 215         trace_drv_get_tsf(local, ret);
 216         return ret;
 217 }
 218
 219 static inline void drv_set_tsf(struct ieee80211_local *local, u64 tsf)
 220 {
 221         if (local->ops->set_tsf)
 222                 local->ops->set_tsf(&local->hw, tsf);
 223         trace_drv_set_tsf(local, tsf);
 224 }
 225
 226 static inline void drv_reset_tsf(struct ieee80211_local *local)
 227 {
 228         if (local->ops->reset_tsf)
 229                 local->ops->reset_tsf(&local->hw);
 230         trace_drv_reset_tsf(local);
 231 }
 232
 233 static inline int drv_tx_last_beacon(struct ieee80211_local *local)
 234 {
 235         int ret = 1;
 236         if (local->ops->tx_last_beacon)
 237                 ret = local->ops->tx_last_beacon(&local->hw);
 238         trace_drv_tx_last_beacon(local, ret);
 239         return ret;
 240 }
 241
 242 static inline int drv_ampdu_action(struct ieee80211_local *local,
 243                                    struct ieee80211_sub_if_data *sdata,
 244                                    enum ieee80211_ampdu_mlme_action action,
 245                                    struct ieee80211_sta *sta, u16 tid,
 246                                    u16 *ssn)
 247 {
 248         int ret = -EOPNOTSUPP;
 249         if (local->ops->ampdu_action)
 250                 ret = local->ops->ampdu_action(&local->hw, &sdata->vif, action,
 251                                                sta, tid, ssn);
 252         trace_drv_ampdu_action(local, sdata, action, sta, tid, ssn, ret);
 253         return ret;
 254 }
 255
 256
 257 static inline void drv_rfkill_poll(struct ieee80211_local *local)
 258 {
 259         if (local->ops->rfkill_poll)
 260                 local->ops->rfkill_poll(&local->hw);
 261 }
 262
 263 static inline void drv_flush(struct ieee80211_local *local, bool drop)
 264 {
 265         trace_drv_flush(local, drop);
 266         if (local->ops->flush)
 267                 local->ops->flush(&local->hw, drop);
 268 }
 269 #endif /* __MAC80211_DRIVER_OPS */