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mac80211: make __ieee80211_recalc_idle static
Since it's not called from any file outside where it's defined, the function can be static if moved up in the file before the callers. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
parent
371a255e86
commit
cc45ae547b
@ -1284,7 +1284,6 @@ int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata,
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enum nl80211_iftype type);
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void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata);
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void ieee80211_remove_interfaces(struct ieee80211_local *local);
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u32 __ieee80211_recalc_idle(struct ieee80211_local *local);
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void ieee80211_recalc_idle(struct ieee80211_local *local);
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void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata,
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const int offset);
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@ -43,6 +43,127 @@
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*/
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static u32 ieee80211_idle_off(struct ieee80211_local *local,
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const char *reason)
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{
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if (!(local->hw.conf.flags & IEEE80211_CONF_IDLE))
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return 0;
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local->hw.conf.flags &= ~IEEE80211_CONF_IDLE;
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return IEEE80211_CONF_CHANGE_IDLE;
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}
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static u32 ieee80211_idle_on(struct ieee80211_local *local)
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{
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if (local->hw.conf.flags & IEEE80211_CONF_IDLE)
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return 0;
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drv_flush(local, false);
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local->hw.conf.flags |= IEEE80211_CONF_IDLE;
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return IEEE80211_CONF_CHANGE_IDLE;
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}
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static u32 __ieee80211_recalc_idle(struct ieee80211_local *local)
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{
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struct ieee80211_sub_if_data *sdata;
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int count = 0;
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bool working = false, scanning = false;
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unsigned int led_trig_start = 0, led_trig_stop = 0;
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struct ieee80211_roc_work *roc;
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#ifdef CONFIG_PROVE_LOCKING
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WARN_ON(debug_locks && !lockdep_rtnl_is_held() &&
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!lockdep_is_held(&local->iflist_mtx));
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#endif
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lockdep_assert_held(&local->mtx);
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list_for_each_entry(sdata, &local->interfaces, list) {
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if (!ieee80211_sdata_running(sdata)) {
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sdata->vif.bss_conf.idle = true;
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continue;
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}
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sdata->old_idle = sdata->vif.bss_conf.idle;
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/* do not count disabled managed interfaces */
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if (sdata->vif.type == NL80211_IFTYPE_STATION &&
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!sdata->u.mgd.associated &&
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!sdata->u.mgd.auth_data &&
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!sdata->u.mgd.assoc_data) {
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sdata->vif.bss_conf.idle = true;
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continue;
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}
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/* do not count unused IBSS interfaces */
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if (sdata->vif.type == NL80211_IFTYPE_ADHOC &&
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!sdata->u.ibss.ssid_len) {
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sdata->vif.bss_conf.idle = true;
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continue;
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}
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/* count everything else */
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sdata->vif.bss_conf.idle = false;
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count++;
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}
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if (!local->ops->remain_on_channel) {
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list_for_each_entry(roc, &local->roc_list, list) {
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working = true;
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roc->sdata->vif.bss_conf.idle = false;
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}
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}
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if (local->scan_sdata &&
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!(local->hw.flags & IEEE80211_HW_SCAN_WHILE_IDLE)) {
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scanning = true;
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local->scan_sdata->vif.bss_conf.idle = false;
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}
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list_for_each_entry(sdata, &local->interfaces, list) {
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if (sdata->vif.type == NL80211_IFTYPE_MONITOR ||
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sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
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continue;
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if (sdata->old_idle == sdata->vif.bss_conf.idle)
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continue;
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if (!ieee80211_sdata_running(sdata))
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continue;
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ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_IDLE);
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}
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if (working || scanning)
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led_trig_start |= IEEE80211_TPT_LEDTRIG_FL_WORK;
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else
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led_trig_stop |= IEEE80211_TPT_LEDTRIG_FL_WORK;
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if (count)
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led_trig_start |= IEEE80211_TPT_LEDTRIG_FL_CONNECTED;
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else
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led_trig_stop |= IEEE80211_TPT_LEDTRIG_FL_CONNECTED;
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ieee80211_mod_tpt_led_trig(local, led_trig_start, led_trig_stop);
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if (working)
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return ieee80211_idle_off(local, "working");
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if (scanning)
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return ieee80211_idle_off(local, "scanning");
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if (!count)
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return ieee80211_idle_on(local);
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else
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return ieee80211_idle_off(local, "in use");
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return 0;
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}
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void ieee80211_recalc_idle(struct ieee80211_local *local)
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{
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u32 chg;
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mutex_lock(&local->iflist_mtx);
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chg = __ieee80211_recalc_idle(local);
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mutex_unlock(&local->iflist_mtx);
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if (chg)
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ieee80211_hw_config(local, chg);
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}
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static int ieee80211_change_mtu(struct net_device *dev, int new_mtu)
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{
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int meshhdrlen;
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@ -1403,127 +1524,6 @@ void ieee80211_remove_interfaces(struct ieee80211_local *local)
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list_del(&unreg_list);
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}
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static u32 ieee80211_idle_off(struct ieee80211_local *local,
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const char *reason)
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{
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if (!(local->hw.conf.flags & IEEE80211_CONF_IDLE))
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return 0;
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local->hw.conf.flags &= ~IEEE80211_CONF_IDLE;
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return IEEE80211_CONF_CHANGE_IDLE;
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}
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static u32 ieee80211_idle_on(struct ieee80211_local *local)
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{
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if (local->hw.conf.flags & IEEE80211_CONF_IDLE)
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return 0;
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drv_flush(local, false);
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local->hw.conf.flags |= IEEE80211_CONF_IDLE;
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return IEEE80211_CONF_CHANGE_IDLE;
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}
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u32 __ieee80211_recalc_idle(struct ieee80211_local *local)
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{
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struct ieee80211_sub_if_data *sdata;
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int count = 0;
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bool working = false, scanning = false;
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unsigned int led_trig_start = 0, led_trig_stop = 0;
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struct ieee80211_roc_work *roc;
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#ifdef CONFIG_PROVE_LOCKING
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WARN_ON(debug_locks && !lockdep_rtnl_is_held() &&
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!lockdep_is_held(&local->iflist_mtx));
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#endif
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lockdep_assert_held(&local->mtx);
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list_for_each_entry(sdata, &local->interfaces, list) {
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if (!ieee80211_sdata_running(sdata)) {
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sdata->vif.bss_conf.idle = true;
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continue;
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}
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sdata->old_idle = sdata->vif.bss_conf.idle;
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/* do not count disabled managed interfaces */
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if (sdata->vif.type == NL80211_IFTYPE_STATION &&
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!sdata->u.mgd.associated &&
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!sdata->u.mgd.auth_data &&
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!sdata->u.mgd.assoc_data) {
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sdata->vif.bss_conf.idle = true;
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continue;
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}
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/* do not count unused IBSS interfaces */
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if (sdata->vif.type == NL80211_IFTYPE_ADHOC &&
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!sdata->u.ibss.ssid_len) {
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sdata->vif.bss_conf.idle = true;
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continue;
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}
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/* count everything else */
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sdata->vif.bss_conf.idle = false;
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count++;
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}
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if (!local->ops->remain_on_channel) {
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list_for_each_entry(roc, &local->roc_list, list) {
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working = true;
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roc->sdata->vif.bss_conf.idle = false;
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}
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}
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if (local->scan_sdata &&
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!(local->hw.flags & IEEE80211_HW_SCAN_WHILE_IDLE)) {
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scanning = true;
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local->scan_sdata->vif.bss_conf.idle = false;
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}
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list_for_each_entry(sdata, &local->interfaces, list) {
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if (sdata->vif.type == NL80211_IFTYPE_MONITOR ||
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sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
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continue;
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if (sdata->old_idle == sdata->vif.bss_conf.idle)
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continue;
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if (!ieee80211_sdata_running(sdata))
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continue;
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ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_IDLE);
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}
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if (working || scanning)
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led_trig_start |= IEEE80211_TPT_LEDTRIG_FL_WORK;
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else
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led_trig_stop |= IEEE80211_TPT_LEDTRIG_FL_WORK;
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if (count)
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led_trig_start |= IEEE80211_TPT_LEDTRIG_FL_CONNECTED;
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else
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led_trig_stop |= IEEE80211_TPT_LEDTRIG_FL_CONNECTED;
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ieee80211_mod_tpt_led_trig(local, led_trig_start, led_trig_stop);
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if (working)
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return ieee80211_idle_off(local, "working");
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if (scanning)
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return ieee80211_idle_off(local, "scanning");
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if (!count)
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return ieee80211_idle_on(local);
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else
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return ieee80211_idle_off(local, "in use");
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return 0;
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}
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void ieee80211_recalc_idle(struct ieee80211_local *local)
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{
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u32 chg;
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mutex_lock(&local->iflist_mtx);
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chg = __ieee80211_recalc_idle(local);
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mutex_unlock(&local->iflist_mtx);
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if (chg)
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ieee80211_hw_config(local, chg);
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}
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static int netdev_notify(struct notifier_block *nb,
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unsigned long state,
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void *ndev)
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