git://bbs.cooldavid.org / net-next-2.6.git / blame
| Commit | Line | Data |
|---|---|---|
| 665af4fc BC |
1 | #include <net/mac80211.h> |
| 2 | #include <net/rtnetlink.h> | |
| 3 | ||
| 4 | #include "ieee80211_i.h" | |
| 5 | #include "led.h" | |
| 6 | ||
| 7 | int __ieee80211_suspend(struct ieee80211_hw *hw) | |
| 8 | { | |
| 9 | struct ieee80211_local *local = hw_to_local(hw); | |
| 10 | struct ieee80211_sub_if_data *sdata; | |
| 11 | struct ieee80211_if_init_conf conf; | |
| 12 | struct sta_info *sta; | |
| 7f0216a4 | 13 | unsigned long flags; |
| 665af4fc | 14 | |
| 25420604 JB |
15 | ieee80211_stop_queues_by_reason(hw, |
| 16 | IEEE80211_QUEUE_STOP_REASON_SUSPEND); | |
| 17 | ||
| 665af4fc BC |
18 | flush_workqueue(local->hw.workqueue); |
| 19 | ||
| 20 | /* disable keys */ | |
| 21 | list_for_each_entry(sdata, &local->interfaces, list) | |
| 22 | ieee80211_disable_keys(sdata); | |
| 23 | ||
| 24 | /* remove STAs */ | |
| 7f0216a4 JB |
25 | if (local->ops->sta_notify) { |
| 26 | spin_lock_irqsave(&local->sta_lock, flags); | |
| 27 | list_for_each_entry(sta, &local->sta_list, list) { | |
| 665af4fc BC |
28 | if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) |
| 29 | sdata = container_of(sdata->bss, | |
| 30 | struct ieee80211_sub_if_data, | |
| 31 | u.ap); | |
| 32 | ||
| 33 | local->ops->sta_notify(hw, &sdata->vif, | |
| 34 | STA_NOTIFY_REMOVE, &sta->sta); | |
| 35 | } | |
| 7f0216a4 | 36 | spin_unlock_irqrestore(&local->sta_lock, flags); |
| 665af4fc BC |
37 | } |
| 38 | ||
| 39 | /* remove all interfaces */ | |
| 40 | list_for_each_entry(sdata, &local->interfaces, list) { | |
| 665af4fc BC |
41 | if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN && |
| 42 | sdata->vif.type != NL80211_IFTYPE_MONITOR && | |
| 43 | netif_running(sdata->dev)) { | |
| 44 | conf.vif = &sdata->vif; | |
| 45 | conf.type = sdata->vif.type; | |
| 46 | conf.mac_addr = sdata->dev->dev_addr; | |
| 47 | local->ops->remove_interface(hw, &conf); | |
| 48 | } | |
| 49 | } | |
| 50 | ||
| e874e658 BC |
51 | /* flush again, in case driver queued work */ |
| 52 | flush_workqueue(local->hw.workqueue); | |
| 53 | ||
| 665af4fc BC |
54 | /* stop hardware */ |
| 55 | if (local->open_count) { | |
| 56 | ieee80211_led_radio(local, false); | |
| 57 | local->ops->stop(hw); | |
| 58 | } | |
| 59 | return 0; | |
| 60 | } | |
| 61 | ||
| 62 | int __ieee80211_resume(struct ieee80211_hw *hw) | |
| 63 | { | |
| 64 | struct ieee80211_local *local = hw_to_local(hw); | |
| 65 | struct ieee80211_sub_if_data *sdata; | |
| 66 | struct ieee80211_if_init_conf conf; | |
| 67 | struct sta_info *sta; | |
| 7f0216a4 | 68 | unsigned long flags; |
| 665af4fc BC |
69 | int res; |
| 70 | ||
| 71 | /* restart hardware */ | |
| 72 | if (local->open_count) { | |
| 73 | res = local->ops->start(hw); | |
| 74 | ||
| 75 | ieee80211_led_radio(local, hw->conf.radio_enabled); | |
| 76 | } | |
| 77 | ||
| 78 | /* add interfaces */ | |
| 79 | list_for_each_entry(sdata, &local->interfaces, list) { | |
| 665af4fc BC |
80 | if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN && |
| 81 | sdata->vif.type != NL80211_IFTYPE_MONITOR && | |
| 82 | netif_running(sdata->dev)) { | |
| 83 | conf.vif = &sdata->vif; | |
| 84 | conf.type = sdata->vif.type; | |
| 85 | conf.mac_addr = sdata->dev->dev_addr; | |
| 86 | res = local->ops->add_interface(hw, &conf); | |
| 87 | } | |
| 88 | } | |
| 89 | ||
| 90 | /* add STAs back */ | |
| 7f0216a4 JB |
91 | if (local->ops->sta_notify) { |
| 92 | spin_lock_irqsave(&local->sta_lock, flags); | |
| 93 | list_for_each_entry(sta, &local->sta_list, list) { | |
| 665af4fc BC |
94 | if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) |
| 95 | sdata = container_of(sdata->bss, | |
| 96 | struct ieee80211_sub_if_data, | |
| 97 | u.ap); | |
| 98 | ||
| 99 | local->ops->sta_notify(hw, &sdata->vif, | |
| 100 | STA_NOTIFY_ADD, &sta->sta); | |
| 101 | } | |
| 7f0216a4 | 102 | spin_unlock_irqrestore(&local->sta_lock, flags); |
| 665af4fc BC |
103 | } |
| 104 | ||
| 105 | /* add back keys */ | |
| 106 | list_for_each_entry(sdata, &local->interfaces, list) | |
| 107 | if (netif_running(sdata->dev)) | |
| 108 | ieee80211_enable_keys(sdata); | |
| 109 | ||
| 110 | /* setup RTS threshold */ | |
| 111 | if (local->ops->set_rts_threshold) | |
| 112 | local->ops->set_rts_threshold(hw, local->rts_threshold); | |
| 113 | ||
| 114 | /* reconfigure hardware */ | |
| 115 | ieee80211_hw_config(local, ~0); | |
| 116 | ||
| 117 | netif_addr_lock_bh(local->mdev); | |
| 118 | ieee80211_configure_filter(local); | |
| 119 | netif_addr_unlock_bh(local->mdev); | |
| 120 | ||
| 25420604 JB |
121 | ieee80211_wake_queues_by_reason(hw, |
| 122 | IEEE80211_QUEUE_STOP_REASON_SUSPEND); | |
| 123 | ||
| 665af4fc BC |
124 | return 0; |
| 125 | } |