Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

17 files changed, 338 insertions, 89 deletions

diff --git a/Documentation/rfkill.txt b/Documentation/rfkill.txt
index c8acd8659e91..b4860509c319 100644
--- a/Documentation/rfkill.txt
+++ b/Documentation/rfkill.txt
@@ -111,6 +111,8 @@ following attributes:
 
         name: Name assigned by driver to this key (interface or driver name).
         type: Driver type string ("wlan", "bluetooth", etc).
+        persistent: Whether the soft blocked state is initialised from
+                    non-volatile storage at startup.
         state: Current state of the transmitter
                 0: RFKILL_STATE_SOFT_BLOCKED
                         transmitter is turned off by software
diff --git a/MAINTAINERS b/MAINTAINERS
index 7aa3081a8968..90a48e99e8b3 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -940,7 +940,7 @@ M:	me@bobcopeland.com
 L:      linux-wireless@vger.kernel.org
 L:      ath5k-devel@lists.ath5k.org
 S:      Maintained
-F:      drivers/net/wireless/ath5k/
+F:      drivers/net/wireless/ath/ath5k/
 
 ATHEROS ATH9K WIRELESS DRIVER
 P:      Luis R. Rodriguez
@@ -956,7 +956,7 @@ M:	senthilkumar@atheros.com
 L:      linux-wireless@vger.kernel.org
 L:      ath9k-devel@lists.ath9k.org
 S:      Supported
-F:      drivers/net/wireless/ath9k/
+F:      drivers/net/wireless/ath/ath9k/
 
 ATHEROS AR9170 WIRELESS DRIVER
 P:      Christian Lamparter
@@ -964,7 +964,7 @@ M:	chunkeey@web.de
 L:      linux-wireless@vger.kernel.org
 W:      http://wireless.kernel.org/en/users/Drivers/ar9170
 S:      Maintained
-F:      drivers/net/wireless/ar9170/
+F:      drivers/net/wireless/ath/ar9170/
 
 ATI_REMOTE2 DRIVER
 P:      Ville Syrjala
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 55f7de09d134..ea045151f953 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -538,6 +538,7 @@ ath5k_pci_probe(struct pci_dev *pdev,
         sc->iobase = mem; /* So we can unmap it on detach */
         sc->cachelsz = csz * sizeof(u32); /* convert to bytes */
         sc->opmode = NL80211_IFTYPE_STATION;
+        sc->bintval = 1000;
         mutex_init(&sc->lock);
         spin_lock_init(&sc->rxbuflock);
         spin_lock_init(&sc->txbuflock);
@@ -686,6 +687,13 @@ ath5k_pci_resume(struct pci_dev *pdev)
         if (err)
                 return err;
 
+        /*
+         * Suspend/Resume resets the PCI configuration space, so we have to
+         * re-disable the RETRY_TIMEOUT register (0x41) to keep
+         * PCI Tx retries from interfering with C3 CPU state
+         */
+        pci_write_config_byte(pdev, 0x41, 0);
+
         err = request_irq(pdev->irq, ath5k_intr, IRQF_SHARED, "ath", sc);
         if (err) {
                 ATH5K_ERR(sc, "request_irq failed\n");
@@ -2748,9 +2756,6 @@ static int ath5k_add_interface(struct ieee80211_hw *hw,
                 goto end;
         }
 
-        /* Set to a reasonable value. Note that this will
-         * be set to mac80211's value at ath5k_config(). */
-        sc->bintval = 1000;
         ath5k_hw_set_lladdr(sc->ah, conf->mac_addr);
 
         ret = 0;
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 9f49a3251d4d..66a6c1f5022a 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1196,8 +1196,8 @@ void ath_radio_disable(struct ath_softc *sc)
 
         ath9k_hw_phy_disable(ah);
         ath9k_hw_configpcipowersave(ah, 1);
-        ath9k_hw_setpower(ah, ATH9K_PM_FULL_SLEEP);
         ath9k_ps_restore(sc);
+        ath9k_hw_setpower(ah, ATH9K_PM_FULL_SLEEP);
 }
 
 /*******************/
diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c
index ccdf20a2e9be..170c5b32e49b 100644
--- a/drivers/net/wireless/ath/ath9k/pci.c
+++ b/drivers/net/wireless/ath/ath9k/pci.c
@@ -87,6 +87,7 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
         struct ath_softc *sc;
         struct ieee80211_hw *hw;
         u8 csz;
+        u32 val;
         int ret = 0;
         struct ath_hw *ah;
 
@@ -133,6 +134,14 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 
         pci_set_master(pdev);
 
+        /*
+         * Disable the RETRY_TIMEOUT register (0x41) to keep
+         * PCI Tx retries from interfering with C3 CPU state.
+         */
+        pci_read_config_dword(pdev, 0x40, &val);
+        if ((val & 0x0000ff00) != 0)
+                pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
+
         ret = pci_request_region(pdev, 0, "ath9k");
         if (ret) {
                 dev_err(&pdev->dev, "PCI memory region reserve error\n");
@@ -239,12 +248,21 @@ static int ath_pci_resume(struct pci_dev *pdev)
         struct ieee80211_hw *hw = pci_get_drvdata(pdev);
         struct ath_wiphy *aphy = hw->priv;
         struct ath_softc *sc = aphy->sc;
+        u32 val;
         int err;
 
         err = pci_enable_device(pdev);
         if (err)
                 return err;
         pci_restore_state(pdev);
+        /*
+         * Suspend/Resume resets the PCI configuration space, so we have to
+         * re-disable the RETRY_TIMEOUT register (0x41) to keep
+         * PCI Tx retries from interfering with C3 CPU state
+         */
+        pci_read_config_dword(pdev, 0x40, &val);
+        if ((val & 0x0000ff00) != 0)
+                pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
 
         /* Enable LED */
         ath9k_hw_cfg_output(sc->sc_ah, ATH_LED_PIN,
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index f99f3a76df3f..cece1c4c6bda 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -539,11 +539,14 @@ static void ath_rx_ps_beacon(struct ath_softc *sc, struct sk_buff *skb)
         if (ath_beacon_dtim_pending_cab(skb)) {
                 /*
                  * Remain awake waiting for buffered broadcast/multicast
-                 * frames.
+                 * frames. If the last broadcast/multicast frame is not
+                 * received properly, the next beacon frame will work as
+                 * a backup trigger for returning into NETWORK SLEEP state,
+                 * so we are waiting for it as well.
                  */
                 DPRINTF(sc, ATH_DBG_PS, "Received DTIM beacon indicating "
                         "buffered broadcast/multicast frame(s)\n");
-                sc->sc_flags |= SC_OP_WAIT_FOR_CAB;
+                sc->sc_flags |= SC_OP_WAIT_FOR_CAB | SC_OP_WAIT_FOR_BEACON;
                 return;
         }
 
diff --git a/drivers/net/wireless/iwmc3200wifi/iwm.h b/drivers/net/wireless/iwmc3200wifi/iwm.h
index 635c16ee6186..77c339f8516c 100644
--- a/drivers/net/wireless/iwmc3200wifi/iwm.h
+++ b/drivers/net/wireless/iwmc3200wifi/iwm.h
@@ -288,6 +288,7 @@ struct iwm_priv {
         u8 *eeprom;
         struct timer_list watchdog;
         struct work_struct reset_worker;
+        struct mutex mutex;
         struct rfkill *rfkill;
 
         char private[0] __attribute__((__aligned__(NETDEV_ALIGN)));
@@ -315,8 +316,11 @@ extern const struct iw_handler_def iwm_iw_handler_def;
 void *iwm_if_alloc(int sizeof_bus, struct device *dev,
                    struct iwm_if_ops *if_ops);
 void iwm_if_free(struct iwm_priv *iwm);
+int iwm_if_add(struct iwm_priv *iwm);
+void iwm_if_remove(struct iwm_priv *iwm);
 int iwm_mode_to_nl80211_iftype(int mode);
 int iwm_priv_init(struct iwm_priv *iwm);
+void iwm_priv_deinit(struct iwm_priv *iwm);
 void iwm_reset(struct iwm_priv *iwm);
 void iwm_tx_credit_init_pools(struct iwm_priv *iwm,
                               struct iwm_umac_notif_alive *alive);
diff --git a/drivers/net/wireless/iwmc3200wifi/main.c b/drivers/net/wireless/iwmc3200wifi/main.c
index 6a2640f16b6d..8be206d58222 100644
--- a/drivers/net/wireless/iwmc3200wifi/main.c
+++ b/drivers/net/wireless/iwmc3200wifi/main.c
@@ -112,6 +112,9 @@ static void iwm_statistics_request(struct work_struct *work)
         iwm_send_umac_stats_req(iwm, 0);
 }
 
+int __iwm_up(struct iwm_priv *iwm);
+int __iwm_down(struct iwm_priv *iwm);
+
 static void iwm_reset_worker(struct work_struct *work)
 {
         struct iwm_priv *iwm;
@@ -120,6 +123,19 @@ static void iwm_reset_worker(struct work_struct *work)
 
         iwm = container_of(work, struct iwm_priv, reset_worker);
 
+        /*
+         * XXX: The iwm->mutex is introduced purely for this reset work,
+         * because the other users for iwm_up and iwm_down are only netdev
+         * ndo_open and ndo_stop which are already protected by rtnl.
+         * Please remove iwm->mutex together if iwm_reset_worker() is not
+         * required in the future.
+         */
+        if (!mutex_trylock(&iwm->mutex)) {
+                IWM_WARN(iwm, "We are in the middle of interface bringing "
+                         "UP/DOWN. Skip driver resetting.\n");
+                return;
+        }
+
         if (iwm->umac_profile_active) {
                 profile = kmalloc(sizeof(struct iwm_umac_profile), GFP_KERNEL);
                 if (profile)
@@ -128,10 +144,10 @@ static void iwm_reset_worker(struct work_struct *work)
                         IWM_ERR(iwm, "Couldn't alloc memory for profile\n");
         }
 
-        iwm_down(iwm);
+        __iwm_down(iwm);
 
         while (retry++ < 3) {
-                ret = iwm_up(iwm);
+                ret = __iwm_up(iwm);
                 if (!ret)
                         break;
 
@@ -142,7 +158,7 @@ static void iwm_reset_worker(struct work_struct *work)
                 IWM_WARN(iwm, "iwm_up() failed: %d\n", ret);
 
                 kfree(profile);
-                return;
+                goto out;
         }
 
         if (profile) {
@@ -151,6 +167,9 @@ static void iwm_reset_worker(struct work_struct *work)
                 iwm_send_mlme_profile(iwm);
                 kfree(profile);
         }
+
+ out:
+        mutex_unlock(&iwm->mutex);
 }
 
 static void iwm_watchdog(unsigned long data)
@@ -215,10 +234,21 @@ int iwm_priv_init(struct iwm_priv *iwm)
         init_timer(&iwm->watchdog);
         iwm->watchdog.function = iwm_watchdog;
         iwm->watchdog.data = (unsigned long)iwm;
+        mutex_init(&iwm->mutex);
 
         return 0;
 }
 
+void iwm_priv_deinit(struct iwm_priv *iwm)
+{
+        int i;
+
+        for (i = 0; i < IWM_TX_QUEUES; i++)
+                destroy_workqueue(iwm->txq[i].wq);
+
+        destroy_workqueue(iwm->rx_wq);
+}
+
 /*
  * We reset all the structures, and we reset the UMAC.
  * After calling this routine, you're expected to reload
@@ -466,7 +496,7 @@ void iwm_link_off(struct iwm_priv *iwm)
 
         iwm_rx_free(iwm);
 
-        cancel_delayed_work(&iwm->stats_request);
+        cancel_delayed_work_sync(&iwm->stats_request);
         memset(wstats, 0, sizeof(struct iw_statistics));
         wstats->qual.updated = IW_QUAL_ALL_INVALID;
 
@@ -511,7 +541,7 @@ static int iwm_channels_init(struct iwm_priv *iwm)
         return 0;
 }
 
-int iwm_up(struct iwm_priv *iwm)
+int __iwm_up(struct iwm_priv *iwm)
 {
         int ret;
         struct iwm_notif *notif_reboot, *notif_ack = NULL;
@@ -647,7 +677,18 @@ int iwm_up(struct iwm_priv *iwm)
         return -EIO;
 }
 
-int iwm_down(struct iwm_priv *iwm)
+int iwm_up(struct iwm_priv *iwm)
+{
+        int ret;
+
+        mutex_lock(&iwm->mutex);
+        ret = __iwm_up(iwm);
+        mutex_unlock(&iwm->mutex);
+
+        return ret;
+}
+
+int __iwm_down(struct iwm_priv *iwm)
 {
         int ret;
 
@@ -678,3 +719,14 @@ int iwm_down(struct iwm_priv *iwm)
 
         return 0;
 }
+
+int iwm_down(struct iwm_priv *iwm)
+{
+        int ret;
+
+        mutex_lock(&iwm->mutex);
+        ret = __iwm_down(iwm);
+        mutex_unlock(&iwm->mutex);
+
+        return ret;
+}
diff --git a/drivers/net/wireless/iwmc3200wifi/netdev.c b/drivers/net/wireless/iwmc3200wifi/netdev.c
index 68e2c3b6c7a1..aaa20c6885c8 100644
--- a/drivers/net/wireless/iwmc3200wifi/netdev.c
+++ b/drivers/net/wireless/iwmc3200wifi/netdev.c
@@ -114,32 +114,31 @@ void *iwm_if_alloc(int sizeof_bus, struct device *dev,
         iwm = wdev_to_iwm(wdev);
         iwm->bus_ops = if_ops;
         iwm->wdev = wdev;
-        iwm_priv_init(iwm);
+
+        ret = iwm_priv_init(iwm);
+        if (ret) {
+                dev_err(dev, "failed to init iwm_priv\n");
+                goto out_wdev;
+        }
+
         wdev->iftype = iwm_mode_to_nl80211_iftype(iwm->conf.mode);
 
-        ndev = alloc_netdev_mq(0, "wlan%d", ether_setup,
-                               IWM_TX_QUEUES);
+        ndev = alloc_netdev_mq(0, "wlan%d", ether_setup, IWM_TX_QUEUES);
         if (!ndev) {
                 dev_err(dev, "no memory for network device instance\n");
-                goto out_wdev;
+                goto out_priv;
         }
 
         ndev->netdev_ops = &iwm_netdev_ops;
         ndev->wireless_handlers = &iwm_iw_handler_def;
         ndev->ieee80211_ptr = wdev;
         SET_NETDEV_DEV(ndev, wiphy_dev(wdev->wiphy));
-        ret = register_netdev(ndev);
-        if (ret < 0) {
-                dev_err(dev, "Failed to register netdev: %d\n", ret);
-                goto out_ndev;
-        }
-
         wdev->netdev = ndev;
 
         return iwm;
 
- out_ndev:
-        free_netdev(ndev);
+ out_priv:
+        iwm_priv_deinit(iwm);
 
  out_wdev:
         iwm_wdev_free(iwm);
@@ -148,15 +147,29 @@ void *iwm_if_alloc(int sizeof_bus, struct device *dev,
 
 void iwm_if_free(struct iwm_priv *iwm)
 {
-        int i;
-
         if (!iwm_to_ndev(iwm))
                 return;
 
-        unregister_netdev(iwm_to_ndev(iwm));
         free_netdev(iwm_to_ndev(iwm));
         iwm_wdev_free(iwm);
-        destroy_workqueue(iwm->rx_wq);
-        for (i = 0; i < IWM_TX_QUEUES; i++)
-                destroy_workqueue(iwm->txq[i].wq);
+        iwm_priv_deinit(iwm);
+}
+
+int iwm_if_add(struct iwm_priv *iwm)
+{
+        struct net_device *ndev = iwm_to_ndev(iwm);
+        int ret;
+
+        ret = register_netdev(ndev);
+        if (ret < 0) {
+                dev_err(&ndev->dev, "Failed to register netdev: %d\n", ret);
+                return ret;
+        }
+
+        return 0;
+}
+
+void iwm_if_remove(struct iwm_priv *iwm)
+{
+        unregister_netdev(iwm_to_ndev(iwm));
 }
diff --git a/drivers/net/wireless/iwmc3200wifi/sdio.c b/drivers/net/wireless/iwmc3200wifi/sdio.c
index b54da677b371..916681837fd2 100644
--- a/drivers/net/wireless/iwmc3200wifi/sdio.c
+++ b/drivers/net/wireless/iwmc3200wifi/sdio.c
@@ -454,10 +454,18 @@ static int iwm_sdio_probe(struct sdio_func *func,
 
         INIT_WORK(&hw->isr_worker, iwm_sdio_isr_worker);
 
+        ret = iwm_if_add(iwm);
+        if (ret) {
+                dev_err(dev, "add SDIO interface failed\n");
+                goto destroy_wq;
+        }
+
         dev_info(dev, "IWM SDIO probe\n");
 
         return 0;
 
+ destroy_wq:
+        destroy_workqueue(hw->isr_wq);
  debugfs_exit:
         iwm_debugfs_exit(iwm);
  if_free:
@@ -471,9 +479,10 @@ static void iwm_sdio_remove(struct sdio_func *func)
         struct iwm_priv *iwm = hw_to_iwm(hw);
         struct device *dev = &func->dev;
 
+        iwm_if_remove(iwm);
+        destroy_workqueue(hw->isr_wq);
         iwm_debugfs_exit(iwm);
         iwm_if_free(iwm);
-        destroy_workqueue(hw->isr_wq);
 
         sdio_set_drvdata(func, NULL);
 
diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c
index f0e5e943f6e3..14a19baff214 100644
--- a/drivers/net/wireless/zd1211rw/zd_usb.c
+++ b/drivers/net/wireless/zd1211rw/zd_usb.c
@@ -67,6 +67,7 @@ static struct usb_device_id usb_ids[] = {
         { USB_DEVICE(0x079b, 0x0062), .driver_info = DEVICE_ZD1211B },
         { USB_DEVICE(0x1582, 0x6003), .driver_info = DEVICE_ZD1211B },
         { USB_DEVICE(0x050d, 0x705c), .driver_info = DEVICE_ZD1211B },
+        { USB_DEVICE(0x083a, 0xe503), .driver_info = DEVICE_ZD1211B },
         { USB_DEVICE(0x083a, 0xe506), .driver_info = DEVICE_ZD1211B },
         { USB_DEVICE(0x083a, 0x4505), .driver_info = DEVICE_ZD1211B },
         { USB_DEVICE(0x0471, 0x1236), .driver_info = DEVICE_ZD1211B },
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 09a503e5da6a..be2fd6f91639 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -958,12 +958,12 @@ static void acer_rfkill_update(struct work_struct *ignored)
 
         status = get_u32(&state, ACER_CAP_WIRELESS);
         if (ACPI_SUCCESS(status))
-                rfkill_set_sw_state(wireless_rfkill, !!state);
+                rfkill_set_sw_state(wireless_rfkill, !state);
 
         if (has_cap(ACER_CAP_BLUETOOTH)) {
                 status = get_u32(&state, ACER_CAP_BLUETOOTH);
                 if (ACPI_SUCCESS(status))
-                        rfkill_set_sw_state(bluetooth_rfkill, !!state);
+                        rfkill_set_sw_state(bluetooth_rfkill, !state);
         }
 
         schedule_delayed_work(&acer_rfkill_work, round_jiffies_relative(HZ));
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 03bf522bd7ab..8153b3e59189 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -180,6 +180,7 @@ static struct key_entry eeepc_keymap[] = {
  */
 static int eeepc_hotk_add(struct acpi_device *device);
 static int eeepc_hotk_remove(struct acpi_device *device, int type);
+static int eeepc_hotk_resume(struct acpi_device *device);
 
 static const struct acpi_device_id eeepc_device_ids[] = {
         {EEEPC_HOTK_HID, 0},
@@ -194,6 +195,7 @@ static struct acpi_driver eeepc_hotk_driver = {
         .ops = {
                 .add = eeepc_hotk_add,
                 .remove = eeepc_hotk_remove,
+                .resume = eeepc_hotk_resume,
         },
 };
 
@@ -512,15 +514,12 @@ static int notify_brn(void)
         return -1;
 }
 
-static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
+static void eeepc_rfkill_hotplug(void)
 {
         struct pci_dev *dev;
         struct pci_bus *bus = pci_find_bus(0, 1);
         bool blocked;
 
-        if (event != ACPI_NOTIFY_BUS_CHECK)
-                return;
-
         if (!bus) {
                 printk(EEEPC_WARNING "Unable to find PCI bus 1?\n");
                 return;
@@ -551,6 +550,14 @@ static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
         rfkill_set_sw_state(ehotk->eeepc_wlan_rfkill, blocked);
 }
 
+static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
+{
+        if (event != ACPI_NOTIFY_BUS_CHECK)
+                return;
+
+        eeepc_rfkill_hotplug();
+}
+
 static void eeepc_hotk_notify(acpi_handle handle, u32 event, void *data)
 {
         static struct key_entry *key;
@@ -675,8 +682,8 @@ static int eeepc_hotk_add(struct acpi_device *device)
                 if (!ehotk->eeepc_wlan_rfkill)
                         goto wlan_fail;
 
-                rfkill_set_sw_state(ehotk->eeepc_wlan_rfkill,
-                                    get_acpi(CM_ASL_WLAN) != 1);
+                rfkill_init_sw_state(ehotk->eeepc_wlan_rfkill,
+                                     get_acpi(CM_ASL_WLAN) != 1);
                 result = rfkill_register(ehotk->eeepc_wlan_rfkill);
                 if (result)
                         goto wlan_fail;
@@ -693,8 +700,8 @@ static int eeepc_hotk_add(struct acpi_device *device)
                 if (!ehotk->eeepc_bluetooth_rfkill)
                         goto bluetooth_fail;
 
-                rfkill_set_sw_state(ehotk->eeepc_bluetooth_rfkill,
-                                    get_acpi(CM_ASL_BLUETOOTH) != 1);
+                rfkill_init_sw_state(ehotk->eeepc_bluetooth_rfkill,
+                                     get_acpi(CM_ASL_BLUETOOTH) != 1);
                 result = rfkill_register(ehotk->eeepc_bluetooth_rfkill);
                 if (result)
                         goto bluetooth_fail;
@@ -734,6 +741,33 @@ static int eeepc_hotk_remove(struct acpi_device *device, int type)
         return 0;
 }
 
+static int eeepc_hotk_resume(struct acpi_device *device)
+{
+        if (ehotk->eeepc_wlan_rfkill) {
+                bool wlan;
+
+                /* Workaround - it seems that _PTS disables the wireless
+                   without notification or changing the value read by WLAN.
+                   Normally this is fine because the correct value is restored
+                   from the non-volatile storage on resume, but we need to do
+                   it ourself if case suspend is aborted, or we lose wireless.
+                 */
+                wlan = get_acpi(CM_ASL_WLAN);
+                set_acpi(CM_ASL_WLAN, wlan);
+
+                rfkill_set_sw_state(ehotk->eeepc_wlan_rfkill,
+                                    wlan != 1);
+
+                eeepc_rfkill_hotplug();
+        }
+
+        if (ehotk->eeepc_bluetooth_rfkill)
+                rfkill_set_sw_state(ehotk->eeepc_bluetooth_rfkill,
+                                    get_acpi(CM_ASL_BLUETOOTH) != 1);
+
+        return 0;
+}
+
 /*
  * Hwmon
  */
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 86e958539f46..40d64c03278c 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -1163,8 +1163,8 @@ static int __init tpacpi_new_rfkill(const enum tpacpi_rfk_id id,
 {
         struct tpacpi_rfk *atp_rfk;
         int res;
-        bool initial_sw_state = false;
-        int initial_sw_status;
+        bool sw_state = false;
+        int sw_status;
 
         BUG_ON(id >= TPACPI_RFK_SW_MAX || tpacpi_rfkill_switches[id]);
 
@@ -1185,17 +1185,17 @@ static int __init tpacpi_new_rfkill(const enum tpacpi_rfk_id id,
         atp_rfk->id = id;
         atp_rfk->ops = tp_rfkops;
 
-        initial_sw_status = (tp_rfkops->get_status)();
-        if (initial_sw_status < 0) {
+        sw_status = (tp_rfkops->get_status)();
+        if (sw_status < 0) {
                 printk(TPACPI_ERR
                         "failed to read initial state for %s, error %d\n",
-                        name, initial_sw_status);
+                        name, sw_status);
         } else {
-                initial_sw_state = (initial_sw_status == TPACPI_RFK_RADIO_OFF);
+                sw_state = (sw_status == TPACPI_RFK_RADIO_OFF);
                 if (set_default) {
                         /* try to keep the initial state, since we ask the
                          * firmware to preserve it across S5 in NVRAM */
-                        rfkill_set_sw_state(atp_rfk->rfkill, initial_sw_state);
+                        rfkill_init_sw_state(atp_rfk->rfkill, sw_state);
                 }
         }
         rfkill_set_hw_state(atp_rfk->rfkill, tpacpi_rfk_check_hwblock_state());
diff --git a/include/linux/rfkill.h b/include/linux/rfkill.h
index 16e39c7a67fc..e73e2429a1b1 100644
--- a/include/linux/rfkill.h
+++ b/include/linux/rfkill.h
@@ -160,8 +160,9 @@ struct rfkill * __must_check rfkill_alloc(const char *name,
  * the rfkill structure. Before calling this function the driver needs
  * to be ready to service method calls from rfkill.
  *
- * If the software blocked state is not set before registration,
- * set_block will be called to initialize it to a default value.
+ * If rfkill_init_sw_state() is not called before registration,
+ * set_block() will be called to initialize the software blocked state
+ * to a default value.
  *
  * If the hardware blocked state is not set before registration,
  * it is assumed to be unblocked.
@@ -234,9 +235,11 @@ bool __must_check rfkill_set_hw_state(struct rfkill *rfkill, bool blocked);
  * rfkill drivers that get events when the soft-blocked state changes
  * (yes, some platforms directly act on input but allow changing again)
  * use this function to notify the rfkill core (and through that also
- * userspace) of the current state.  It is not necessary to notify on
- * resume; since hibernation can always change the soft-blocked state,
- * the rfkill core will unconditionally restore the previous state.
+ * userspace) of the current state.
+ *
+ * Drivers should also call this function after resume if the state has
+ * been changed by the user.  This only makes sense for "persistent"
+ * devices (see rfkill_init_sw_state()).
  *
  * This function can be called in any context, even from within rfkill
  * callbacks.
@@ -247,6 +250,22 @@ bool __must_check rfkill_set_hw_state(struct rfkill *rfkill, bool blocked);
 bool rfkill_set_sw_state(struct rfkill *rfkill, bool blocked);
 
 /**
+ * rfkill_init_sw_state - Initialize persistent software block state
+ * @rfkill: pointer to the rfkill class to modify.
+ * @state: the current software block state to set
+ *
+ * rfkill drivers that preserve their software block state over power off
+ * use this function to notify the rfkill core (and through that also
+ * userspace) of their initial state.  It should only be used before
+ * registration.
+ *
+ * In addition, it marks the device as "persistent", an attribute which
+ * can be read by userspace.  Persistent devices are expected to preserve
+ * their own state when suspended.
+ */
+void rfkill_init_sw_state(struct rfkill *rfkill, bool blocked);
+
+/**
  * rfkill_set_states - Set the internal rfkill block states
  * @rfkill: pointer to the rfkill class to modify.
  * @sw: the current software block state to set
@@ -307,6 +326,10 @@ static inline bool rfkill_set_sw_state(struct rfkill *rfkill, bool blocked)
         return blocked;
 }
 
+static inline void rfkill_init_sw_state(struct rfkill *rfkill, bool blocked)
+{
+}
+
 static inline void rfkill_set_states(struct rfkill *rfkill, bool sw, bool hw)
 {
 }
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index 4e68ab439d5d..79693fe2001e 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -56,7 +56,6 @@ struct rfkill {
         u32                     idx;
 
         bool                    registered;
-        bool                    suspended;
         bool                    persistent;
 
         const struct rfkill_ops *ops;
@@ -224,7 +223,7 @@ static void rfkill_send_events(struct rfkill *rfkill, enum rfkill_operation op)
 
 static void rfkill_event(struct rfkill *rfkill)
 {
-        if (!rfkill->registered || rfkill->suspended)
+        if (!rfkill->registered)
                 return;
 
         kobject_uevent(&rfkill->dev.kobj, KOBJ_CHANGE);
@@ -270,6 +269,9 @@ static void rfkill_set_block(struct rfkill *rfkill, bool blocked)
         unsigned long flags;
         int err;
 
+        if (unlikely(rfkill->dev.power.power_state.event & PM_EVENT_SLEEP))
+                return;
+
         /*
          * Some platforms (...!) generate input events which affect the
          * _hard_ kill state -- whenever something tries to change the
@@ -292,9 +294,6 @@ static void rfkill_set_block(struct rfkill *rfkill, bool blocked)
         rfkill->state |= RFKILL_BLOCK_SW_SETCALL;
         spin_unlock_irqrestore(&rfkill->lock, flags);
 
-        if (unlikely(rfkill->dev.power.power_state.event & PM_EVENT_SLEEP))
-                return;
-
         err = rfkill->ops->set_block(rfkill->data, blocked);
 
         spin_lock_irqsave(&rfkill->lock, flags);
@@ -508,19 +507,32 @@ bool rfkill_set_sw_state(struct rfkill *rfkill, bool blocked)
         blocked = blocked || hwblock;
         spin_unlock_irqrestore(&rfkill->lock, flags);
 
-        if (!rfkill->registered) {
-                rfkill->persistent = true;
-        } else {
-                if (prev != blocked && !hwblock)
-                        schedule_work(&rfkill->uevent_work);
+        if (!rfkill->registered)
+                return blocked;
 
-                rfkill_led_trigger_event(rfkill);
-        }
+        if (prev != blocked && !hwblock)
+                schedule_work(&rfkill->uevent_work);
+
+        rfkill_led_trigger_event(rfkill);
 
         return blocked;
 }
 EXPORT_SYMBOL(rfkill_set_sw_state);
 
+void rfkill_init_sw_state(struct rfkill *rfkill, bool blocked)
+{
+        unsigned long flags;
+
+        BUG_ON(!rfkill);
+        BUG_ON(rfkill->registered);
+
+        spin_lock_irqsave(&rfkill->lock, flags);
+        __rfkill_set_sw_state(rfkill, blocked);
+        rfkill->persistent = true;
+        spin_unlock_irqrestore(&rfkill->lock, flags);
+}
+EXPORT_SYMBOL(rfkill_init_sw_state);
+
 void rfkill_set_states(struct rfkill *rfkill, bool sw, bool hw)
 {
         unsigned long flags;
@@ -598,6 +610,15 @@ static ssize_t rfkill_idx_show(struct device *dev,
         return sprintf(buf, "%d\n", rfkill->idx);
 }
 
+static ssize_t rfkill_persistent_show(struct device *dev,
+                               struct device_attribute *attr,
+                               char *buf)
+{
+        struct rfkill *rfkill = to_rfkill(dev);
+
+        return sprintf(buf, "%d\n", rfkill->persistent);
+}
+
 static u8 user_state_from_blocked(unsigned long state)
 {
         if (state & RFKILL_BLOCK_HW)
@@ -656,6 +677,7 @@ static struct device_attribute rfkill_dev_attrs[] = {
         __ATTR(name, S_IRUGO, rfkill_name_show, NULL),
         __ATTR(type, S_IRUGO, rfkill_type_show, NULL),
         __ATTR(index, S_IRUGO, rfkill_idx_show, NULL),
+        __ATTR(persistent, S_IRUGO, rfkill_persistent_show, NULL),
         __ATTR(state, S_IRUGO|S_IWUSR, rfkill_state_show, rfkill_state_store),
         __ATTR(claim, S_IRUGO|S_IWUSR, rfkill_claim_show, rfkill_claim_store),
         __ATTR_NULL
@@ -718,8 +740,6 @@ static int rfkill_suspend(struct device *dev, pm_message_t state)
 
         rfkill_pause_polling(rfkill);
 
-        rfkill->suspended = true;
-
         return 0;
 }
 
@@ -728,10 +748,10 @@ static int rfkill_resume(struct device *dev)
         struct rfkill *rfkill = to_rfkill(dev);
         bool cur;
 
-        cur = !!(rfkill->state & RFKILL_BLOCK_SW);
-        rfkill_set_block(rfkill, cur);
-
-        rfkill->suspended = false;
+        if (!rfkill->persistent) {
+                cur = !!(rfkill->state & RFKILL_BLOCK_SW);
+                rfkill_set_block(rfkill, cur);
+        }
 
         rfkill_resume_polling(rfkill);
 
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 24168560ebae..241bddd0b4f1 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -1687,13 +1687,52 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
         if (err)
                 goto out_rtnl;
 
-        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
-            dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN) {
-                err = -EINVAL;
+        err = get_vlan(info->attrs[NL80211_ATTR_STA_VLAN], drv, &params.vlan);
+        if (err)
                 goto out;
+
+        /* validate settings */
+        err = 0;
+
+        switch (dev->ieee80211_ptr->iftype) {
+        case NL80211_IFTYPE_AP:
+        case NL80211_IFTYPE_AP_VLAN:
+                /* disallow mesh-specific things */
+                if (params.plink_action)
+                        err = -EINVAL;
+                break;
+        case NL80211_IFTYPE_STATION:
+                /* disallow everything but AUTHORIZED flag */
+                if (params.plink_action)
+                        err = -EINVAL;
+                if (params.vlan)
+                        err = -EINVAL;
+                if (params.supported_rates)
+                        err = -EINVAL;
+                if (params.ht_capa)
+                        err = -EINVAL;
+                if (params.listen_interval >= 0)
+                        err = -EINVAL;
+                if (params.sta_flags_mask & ~BIT(NL80211_STA_FLAG_AUTHORIZED))
+                        err = -EINVAL;
+                break;
+        case NL80211_IFTYPE_MESH_POINT:
+                /* disallow things mesh doesn't support */
+                if (params.vlan)
+                        err = -EINVAL;
+                if (params.ht_capa)
+                        err = -EINVAL;
+                if (params.listen_interval >= 0)
+                        err = -EINVAL;
+                if (params.supported_rates)
+                        err = -EINVAL;
+                if (params.sta_flags_mask)
+                        err = -EINVAL;
+                break;
+        default:
+                err = -EINVAL;
         }
 
-        err = get_vlan(info->attrs[NL80211_ATTR_STA_VLAN], drv, &params.vlan);
         if (err)
                 goto out;
 
@@ -1728,9 +1767,6 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
         if (!info->attrs[NL80211_ATTR_MAC])
                 return -EINVAL;
 
-        if (!info->attrs[NL80211_ATTR_STA_AID])
-                return -EINVAL;
-
         if (!info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL])
                 return -EINVAL;
 
@@ -1745,9 +1781,11 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
         params.listen_interval =
                 nla_get_u16(info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL]);
 
-        params.aid = nla_get_u16(info->attrs[NL80211_ATTR_STA_AID]);
-        if (!params.aid || params.aid > IEEE80211_MAX_AID)
-                return -EINVAL;
+        if (info->attrs[NL80211_ATTR_STA_AID]) {
+                params.aid = nla_get_u16(info->attrs[NL80211_ATTR_STA_AID]);
+                if (!params.aid || params.aid > IEEE80211_MAX_AID)
+                        return -EINVAL;
+        }
 
         if (info->attrs[NL80211_ATTR_HT_CAPABILITY])
                 params.ht_capa =
@@ -1762,13 +1800,39 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
         if (err)
                 goto out_rtnl;
 
-        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
-            dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN) {
-                err = -EINVAL;
+        err = get_vlan(info->attrs[NL80211_ATTR_STA_VLAN], drv, &params.vlan);
+        if (err)
                 goto out;
+
+        /* validate settings */
+        err = 0;
+
+        switch (dev->ieee80211_ptr->iftype) {
+        case NL80211_IFTYPE_AP:
+        case NL80211_IFTYPE_AP_VLAN:
+                /* all ok but must have AID */
+                if (!params.aid)
+                        err = -EINVAL;
+                break;
+        case NL80211_IFTYPE_MESH_POINT:
+                /* disallow things mesh doesn't support */
+                if (params.vlan)
+                        err = -EINVAL;
+                if (params.aid)
+                        err = -EINVAL;
+                if (params.ht_capa)
+                        err = -EINVAL;
+                if (params.listen_interval >= 0)
+                        err = -EINVAL;
+                if (params.supported_rates)
+                        err = -EINVAL;
+                if (params.sta_flags_mask)
+                        err = -EINVAL;
+                break;
+        default:
+                err = -EINVAL;
         }
 
-        err = get_vlan(info->attrs[NL80211_ATTR_STA_VLAN], drv, &params.vlan);
         if (err)
                 goto out;
 
@@ -1812,7 +1876,8 @@ static int nl80211_del_station(struct sk_buff *skb, struct genl_info *info)
                 goto out_rtnl;
 
         if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
-            dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN) {
+            dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN &&
+            dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT) {
                 err = -EINVAL;
                 goto out;
         }