diff options
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00dev.c | 93 |
2 files changed, 5 insertions, 89 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 2a9909dd551..d0a82563818 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -575,7 +575,6 @@ enum rt2x00_flags { DEVICE_STATE_REGISTERED_HW, DEVICE_STATE_INITIALIZED, DEVICE_STATE_STARTED, - DEVICE_STATE_STARTED_SUSPEND, DEVICE_STATE_ENABLED_RADIO, DEVICE_STATE_DISABLED_RADIO_HW, diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index cd4447502d8..e1b40545a9b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -881,23 +881,17 @@ EXPORT_SYMBOL_GPL(rt2x00lib_remove_dev); #ifdef CONFIG_PM int rt2x00lib_suspend(struct rt2x00_dev *rt2x00dev, pm_message_t state) { - int retval; - NOTICE(rt2x00dev, "Going to sleep.\n"); /* - * Only continue if mac80211 has open interfaces. + * Prevent mac80211 from accessing driver while suspended. */ - if (!test_and_clear_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) || - !test_bit(DEVICE_STATE_STARTED, &rt2x00dev->flags)) - goto exit; - - set_bit(DEVICE_STATE_STARTED_SUSPEND, &rt2x00dev->flags); + if (!test_and_clear_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags)) + return 0; /* - * Disable radio. + * Cleanup as much as possible. */ - rt2x00lib_stop(rt2x00dev); rt2x00lib_uninitialize(rt2x00dev); /* @@ -906,7 +900,6 @@ int rt2x00lib_suspend(struct rt2x00_dev *rt2x00dev, pm_message_t state) rt2x00leds_suspend(rt2x00dev); rt2x00debug_deregister(rt2x00dev); -exit: /* * Set device mode to sleep for power management, * on some hardware this call seems to consistently fail. @@ -918,8 +911,7 @@ exit: * the radio and the other components already disabled the * device is as good as disabled. */ - retval = rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_SLEEP); - if (retval) + if (rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_SLEEP)) WARNING(rt2x00dev, "Device failed to enter sleep state, " "continue suspending.\n"); @@ -927,34 +919,8 @@ exit: } EXPORT_SYMBOL_GPL(rt2x00lib_suspend); -static void rt2x00lib_resume_intf(void *data, u8 *mac, - struct ieee80211_vif *vif) -{ - struct rt2x00_dev *rt2x00dev = data; - struct rt2x00_intf *intf = vif_to_intf(vif); - - spin_lock(&intf->lock); - - rt2x00lib_config_intf(rt2x00dev, intf, - vif->type, intf->mac, intf->bssid); - - - /* - * AP, Ad-hoc, and Mesh Point mode require a new beacon update. - */ - if (vif->type == NL80211_IFTYPE_AP || - vif->type == NL80211_IFTYPE_ADHOC || - vif->type == NL80211_IFTYPE_MESH_POINT || - vif->type == NL80211_IFTYPE_WDS) - intf->delayed_flags |= DELAYED_UPDATE_BEACON; - - spin_unlock(&intf->lock); -} - int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev) { - int retval; - NOTICE(rt2x00dev, "Waking up.\n"); /* @@ -964,60 +930,11 @@ int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev) rt2x00leds_resume(rt2x00dev); /* - * Only continue if mac80211 had open interfaces. - */ - if (!test_and_clear_bit(DEVICE_STATE_STARTED_SUSPEND, &rt2x00dev->flags)) - return 0; - - /* - * Reinitialize device and all active interfaces. - */ - retval = rt2x00lib_start(rt2x00dev); - if (retval) - goto exit; - - /* - * Reconfigure device. - */ - retval = rt2x00mac_config(rt2x00dev->hw, ~0); - if (retval) - goto exit; - - /* - * Iterator over each active interface to - * reconfigure the hardware. - */ - ieee80211_iterate_active_interfaces(rt2x00dev->hw, - rt2x00lib_resume_intf, rt2x00dev); - - /* * We are ready again to receive requests from mac80211. */ set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); - /* - * It is possible that during that mac80211 has attempted - * to send frames while we were suspending or resuming. - * In that case we have disabled the TX queue and should - * now enable it again - */ - ieee80211_wake_queues(rt2x00dev->hw); - - /* - * During interface iteration we might have changed the - * delayed_flags, time to handles the event by calling - * the work handler directly. - */ - rt2x00lib_intf_scheduled(&rt2x00dev->intf_work); - return 0; - -exit: - rt2x00lib_stop(rt2x00dev); - rt2x00lib_uninitialize(rt2x00dev); - rt2x00debug_deregister(rt2x00dev); - - return retval; } EXPORT_SYMBOL_GPL(rt2x00lib_resume); #endif /* CONFIG_PM */ |