| Bob Copeland | 665af4f | 2009-01-19 11:20:53 -0500 | [diff] [blame] | 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; |
| 13 | |
| 14 | flush_workqueue(local->hw.workqueue); |
| 15 | |
| 16 | /* disable keys */ |
| 17 | list_for_each_entry(sdata, &local->interfaces, list) |
| 18 | ieee80211_disable_keys(sdata); |
| 19 | |
| 20 | /* remove STAs */ |
| 21 | list_for_each_entry(sta, &local->sta_list, list) { |
| 22 | |
| 23 | if (local->ops->sta_notify) { |
| 24 | if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) |
| 25 | sdata = container_of(sdata->bss, |
| 26 | struct ieee80211_sub_if_data, |
| 27 | u.ap); |
| 28 | |
| 29 | local->ops->sta_notify(hw, &sdata->vif, |
| 30 | STA_NOTIFY_REMOVE, &sta->sta); |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | /* remove all interfaces */ |
| 35 | list_for_each_entry(sdata, &local->interfaces, list) { |
| 36 | |
| 37 | if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN && |
| 38 | sdata->vif.type != NL80211_IFTYPE_MONITOR && |
| 39 | netif_running(sdata->dev)) { |
| 40 | conf.vif = &sdata->vif; |
| 41 | conf.type = sdata->vif.type; |
| 42 | conf.mac_addr = sdata->dev->dev_addr; |
| 43 | local->ops->remove_interface(hw, &conf); |
| 44 | } |
| 45 | } |
| 46 | |
| Bob Copeland | e874e65 | 2009-01-24 13:21:14 -0500 | [diff] [blame] | 47 | /* flush again, in case driver queued work */ |
| 48 | flush_workqueue(local->hw.workqueue); |
| 49 | |
| Bob Copeland | 665af4f | 2009-01-19 11:20:53 -0500 | [diff] [blame] | 50 | /* stop hardware */ |
| 51 | if (local->open_count) { |
| 52 | ieee80211_led_radio(local, false); |
| 53 | local->ops->stop(hw); |
| 54 | } |
| 55 | return 0; |
| 56 | } |
| 57 | |
| 58 | int __ieee80211_resume(struct ieee80211_hw *hw) |
| 59 | { |
| 60 | struct ieee80211_local *local = hw_to_local(hw); |
| 61 | struct ieee80211_sub_if_data *sdata; |
| 62 | struct ieee80211_if_init_conf conf; |
| 63 | struct sta_info *sta; |
| 64 | int res; |
| 65 | |
| 66 | /* restart hardware */ |
| 67 | if (local->open_count) { |
| 68 | res = local->ops->start(hw); |
| 69 | |
| 70 | ieee80211_led_radio(local, hw->conf.radio_enabled); |
| 71 | } |
| 72 | |
| 73 | /* add interfaces */ |
| 74 | list_for_each_entry(sdata, &local->interfaces, list) { |
| 75 | |
| 76 | if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN && |
| 77 | sdata->vif.type != NL80211_IFTYPE_MONITOR && |
| 78 | netif_running(sdata->dev)) { |
| 79 | conf.vif = &sdata->vif; |
| 80 | conf.type = sdata->vif.type; |
| 81 | conf.mac_addr = sdata->dev->dev_addr; |
| 82 | res = local->ops->add_interface(hw, &conf); |
| 83 | } |
| 84 | } |
| 85 | |
| 86 | /* add STAs back */ |
| 87 | list_for_each_entry(sta, &local->sta_list, list) { |
| 88 | |
| 89 | if (local->ops->sta_notify) { |
| 90 | if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) |
| 91 | sdata = container_of(sdata->bss, |
| 92 | struct ieee80211_sub_if_data, |
| 93 | u.ap); |
| 94 | |
| 95 | local->ops->sta_notify(hw, &sdata->vif, |
| 96 | STA_NOTIFY_ADD, &sta->sta); |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | /* add back keys */ |
| 101 | list_for_each_entry(sdata, &local->interfaces, list) |
| 102 | if (netif_running(sdata->dev)) |
| 103 | ieee80211_enable_keys(sdata); |
| 104 | |
| 105 | /* setup RTS threshold */ |
| 106 | if (local->ops->set_rts_threshold) |
| 107 | local->ops->set_rts_threshold(hw, local->rts_threshold); |
| 108 | |
| 109 | /* reconfigure hardware */ |
| 110 | ieee80211_hw_config(local, ~0); |
| 111 | |
| 112 | netif_addr_lock_bh(local->mdev); |
| 113 | ieee80211_configure_filter(local); |
| 114 | netif_addr_unlock_bh(local->mdev); |
| 115 | |
| 116 | return 0; |
| 117 | } |