diff options
| -rw-r--r-- | net/mac80211/pm.c | 3 | ||||
| -rw-r--r-- | net/mac80211/util.c | 54 |
2 files changed, 31 insertions, 26 deletions
diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c index f87e993e713..6326d343986 100644 --- a/net/mac80211/pm.c +++ b/net/mac80211/pm.c @@ -34,6 +34,9 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) struct ieee80211_sub_if_data *sdata; struct sta_info *sta; + if (!local->open_count) + goto suspend; + ieee80211_scan_cancel(local); if (hw->flags & IEEE80211_HW_AMPDU_AGGREGATION) { diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 5bfb80cba63..8c2df33fd7e 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1157,27 +1157,37 @@ int ieee80211_reconfig(struct ieee80211_local *local) } #endif - /* restart hardware */ - if (local->open_count) { - /* - * Upon resume hardware can sometimes be goofy due to - * various platform / driver / bus issues, so restarting - * the device may at times not work immediately. Propagate - * the error. - */ - res = drv_start(local); - if (res) { - WARN(local->suspended, "Hardware became unavailable " - "upon resume. This could be a software issue " - "prior to suspend or a hardware issue.\n"); - return res; - } + /* setup fragmentation threshold */ + drv_set_frag_threshold(local, hw->wiphy->frag_threshold); + + /* setup RTS threshold */ + drv_set_rts_threshold(local, hw->wiphy->rts_threshold); + + /* reset coverage class */ + drv_set_coverage_class(local, hw->wiphy->coverage_class); + + /* everything else happens only if HW was up & running */ + if (!local->open_count) + goto wake_up; - ieee80211_led_radio(local, true); - ieee80211_mod_tpt_led_trig(local, - IEEE80211_TPT_LEDTRIG_FL_RADIO, 0); + /* + * Upon resume hardware can sometimes be goofy due to + * various platform / driver / bus issues, so restarting + * the device may at times not work immediately. Propagate + * the error. + */ + res = drv_start(local); + if (res) { + WARN(local->suspended, "Hardware became unavailable " + "upon resume. This could be a software issue " + "prior to suspend or a hardware issue.\n"); + return res; } + ieee80211_led_radio(local, true); + ieee80211_mod_tpt_led_trig(local, + IEEE80211_TPT_LEDTRIG_FL_RADIO, 0); + /* add interfaces */ list_for_each_entry(sdata, &local->interfaces, list) { if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN && @@ -1201,12 +1211,6 @@ int ieee80211_reconfig(struct ieee80211_local *local) } mutex_unlock(&local->sta_mtx); - /* setup fragmentation threshold */ - drv_set_frag_threshold(local, hw->wiphy->frag_threshold); - - /* setup RTS threshold */ - drv_set_rts_threshold(local, hw->wiphy->rts_threshold); - /* reconfigure hardware */ ieee80211_hw_config(local, ~0); @@ -1287,9 +1291,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) if (ieee80211_sdata_running(sdata)) ieee80211_enable_keys(sdata); -#ifdef CONFIG_PM wake_up: -#endif ieee80211_wake_queues_by_reason(hw, IEEE80211_QUEUE_STOP_REASON_SUSPEND); |