blob: 44525f51707733f47ed10704828387690e023ca9 [file] [log] [blame]
Bob Copeland665af4f2009-01-19 11:20:53 -05001#include <net/mac80211.h>
2#include <net/rtnetlink.h>
3
4#include "ieee80211_i.h"
5#include "led.h"
6
7int __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 Copelande874e652009-01-24 13:21:14 -050047 /* flush again, in case driver queued work */
48 flush_workqueue(local->hw.workqueue);
49
Bob Copeland665af4f2009-01-19 11:20:53 -050050 /* stop hardware */
51 if (local->open_count) {
52 ieee80211_led_radio(local, false);
53 local->ops->stop(hw);
54 }
55 return 0;
56}
57
58int __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}