> +static int
> +ieee80211_ap_process_chanswitch(struct wiphy *wiphy,
> + struct net_device *dev,
> + struct ieee80211_ap_ch_switch *ap_ch_switch)
> +{
> + struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
> + struct ieee80211_local *local = sdata->local;
> +
> + if (!local->ops->channel_switch)
> + return -EOPNOTSUPP;
> +
> + if (!ap_ch_switch || !ap_ch_switch->channel)
> + return -EINVAL;
> +
> + drv_ap_channel_switch(local, ap_ch_switch);
> + return 0;
errors are not possible?
> +void ieee80211_ap_ch_switch_done(struct ieee80211_vif *vif,
> + struct ieee80211_channel *new_channel,
> + enum nl80211_channel_type type)
> +{
> + struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
> + struct ieee80211_local *local = sdata->local;
> +
> + if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_AP))
> + return;
> +
> + /* update the device channel directly */
> + mutex_lock(&local->mtx);
> + local->oper_channel = local->hw.conf.channel = new_channel;
> + local->_oper_channel_type = type;
> + mutex_unlock(&local->mtx);
> +
> + cfg80211_ch_switch_notify(sdata->dev, new_channel->center_freq, type);
> + trace_api_ap_ch_switch_done(sdata, new_channel->center_freq);
tracing last seems very strange
johannes
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