kfifo: move struct kfifo in place
[safe/jmp/linux-2.6] / drivers / net / wireless / libertas / main.c
index 34a47f6..4039092 100644 (file)
 #include <linux/kthread.h>
 #include <linux/kfifo.h>
 #include <linux/stddef.h>
-
+#include <linux/ieee80211.h>
 #include <net/iw_handler.h>
-#include <net/ieee80211.h>
+#include <net/cfg80211.h>
 
 #include "host.h"
 #include "decl.h"
 #include "dev.h"
 #include "wext.h"
+#include "cfg.h"
 #include "debugfs.h"
 #include "scan.h"
 #include "assoc.h"
@@ -44,119 +45,6 @@ module_param_named(libertas_debug, lbs_debug, int, 0644);
 struct cmd_confirm_sleep confirm_sleep;
 
 
-#define LBS_TX_PWR_DEFAULT             20      /*100mW */
-#define LBS_TX_PWR_US_DEFAULT          20      /*100mW */
-#define LBS_TX_PWR_JP_DEFAULT          16      /*50mW */
-#define LBS_TX_PWR_FR_DEFAULT          20      /*100mW */
-#define LBS_TX_PWR_EMEA_DEFAULT        20      /*100mW */
-
-/* Format { channel, frequency (MHz), maxtxpower } */
-/* band: 'B/G', region: USA FCC/Canada IC */
-static struct chan_freq_power channel_freq_power_US_BG[] = {
-       {1, 2412, LBS_TX_PWR_US_DEFAULT},
-       {2, 2417, LBS_TX_PWR_US_DEFAULT},
-       {3, 2422, LBS_TX_PWR_US_DEFAULT},
-       {4, 2427, LBS_TX_PWR_US_DEFAULT},
-       {5, 2432, LBS_TX_PWR_US_DEFAULT},
-       {6, 2437, LBS_TX_PWR_US_DEFAULT},
-       {7, 2442, LBS_TX_PWR_US_DEFAULT},
-       {8, 2447, LBS_TX_PWR_US_DEFAULT},
-       {9, 2452, LBS_TX_PWR_US_DEFAULT},
-       {10, 2457, LBS_TX_PWR_US_DEFAULT},
-       {11, 2462, LBS_TX_PWR_US_DEFAULT}
-};
-
-/* band: 'B/G', region: Europe ETSI */
-static struct chan_freq_power channel_freq_power_EU_BG[] = {
-       {1, 2412, LBS_TX_PWR_EMEA_DEFAULT},
-       {2, 2417, LBS_TX_PWR_EMEA_DEFAULT},
-       {3, 2422, LBS_TX_PWR_EMEA_DEFAULT},
-       {4, 2427, LBS_TX_PWR_EMEA_DEFAULT},
-       {5, 2432, LBS_TX_PWR_EMEA_DEFAULT},
-       {6, 2437, LBS_TX_PWR_EMEA_DEFAULT},
-       {7, 2442, LBS_TX_PWR_EMEA_DEFAULT},
-       {8, 2447, LBS_TX_PWR_EMEA_DEFAULT},
-       {9, 2452, LBS_TX_PWR_EMEA_DEFAULT},
-       {10, 2457, LBS_TX_PWR_EMEA_DEFAULT},
-       {11, 2462, LBS_TX_PWR_EMEA_DEFAULT},
-       {12, 2467, LBS_TX_PWR_EMEA_DEFAULT},
-       {13, 2472, LBS_TX_PWR_EMEA_DEFAULT}
-};
-
-/* band: 'B/G', region: Spain */
-static struct chan_freq_power channel_freq_power_SPN_BG[] = {
-       {10, 2457, LBS_TX_PWR_DEFAULT},
-       {11, 2462, LBS_TX_PWR_DEFAULT}
-};
-
-/* band: 'B/G', region: France */
-static struct chan_freq_power channel_freq_power_FR_BG[] = {
-       {10, 2457, LBS_TX_PWR_FR_DEFAULT},
-       {11, 2462, LBS_TX_PWR_FR_DEFAULT},
-       {12, 2467, LBS_TX_PWR_FR_DEFAULT},
-       {13, 2472, LBS_TX_PWR_FR_DEFAULT}
-};
-
-/* band: 'B/G', region: Japan */
-static struct chan_freq_power channel_freq_power_JPN_BG[] = {
-       {1, 2412, LBS_TX_PWR_JP_DEFAULT},
-       {2, 2417, LBS_TX_PWR_JP_DEFAULT},
-       {3, 2422, LBS_TX_PWR_JP_DEFAULT},
-       {4, 2427, LBS_TX_PWR_JP_DEFAULT},
-       {5, 2432, LBS_TX_PWR_JP_DEFAULT},
-       {6, 2437, LBS_TX_PWR_JP_DEFAULT},
-       {7, 2442, LBS_TX_PWR_JP_DEFAULT},
-       {8, 2447, LBS_TX_PWR_JP_DEFAULT},
-       {9, 2452, LBS_TX_PWR_JP_DEFAULT},
-       {10, 2457, LBS_TX_PWR_JP_DEFAULT},
-       {11, 2462, LBS_TX_PWR_JP_DEFAULT},
-       {12, 2467, LBS_TX_PWR_JP_DEFAULT},
-       {13, 2472, LBS_TX_PWR_JP_DEFAULT},
-       {14, 2484, LBS_TX_PWR_JP_DEFAULT}
-};
-
-/**
- * the structure for channel, frequency and power
- */
-struct region_cfp_table {
-       u8 region;
-       struct chan_freq_power *cfp_BG;
-       int cfp_no_BG;
-};
-
-/**
- * the structure for the mapping between region and CFP
- */
-static struct region_cfp_table region_cfp_table[] = {
-       {0x10,                  /*US FCC */
-        channel_freq_power_US_BG,
-        ARRAY_SIZE(channel_freq_power_US_BG),
-        }
-       ,
-       {0x20,                  /*CANADA IC */
-        channel_freq_power_US_BG,
-        ARRAY_SIZE(channel_freq_power_US_BG),
-        }
-       ,
-       {0x30, /*EU*/ channel_freq_power_EU_BG,
-        ARRAY_SIZE(channel_freq_power_EU_BG),
-        }
-       ,
-       {0x31, /*SPAIN*/ channel_freq_power_SPN_BG,
-        ARRAY_SIZE(channel_freq_power_SPN_BG),
-        }
-       ,
-       {0x32, /*FRANCE*/ channel_freq_power_FR_BG,
-        ARRAY_SIZE(channel_freq_power_FR_BG),
-        }
-       ,
-       {0x40, /*JAPAN*/ channel_freq_power_JPN_BG,
-        ARRAY_SIZE(channel_freq_power_JPN_BG),
-        }
-       ,
-/*Add new region here */
-};
-
 /**
  * the table to keep region code
  */
@@ -164,13 +52,6 @@ u16 lbs_region_code_to_index[MRVDRV_MAX_REGION_CODE] =
     { 0x10, 0x20, 0x30, 0x31, 0x32, 0x40 };
 
 /**
- * 802.11b/g supported bitrates (in 500Kb/s units)
- */
-u8 lbs_bg_rates[MAX_RATES] =
-    { 0x02, 0x04, 0x0b, 0x16, 0x0c, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6c,
-0x00, 0x00 };
-
-/**
  * FW rate table.  FW refers to rates by their index in this table, not by the
  * rate value itself.  Values of 0x00 are
  * reserved positions.
@@ -213,55 +94,9 @@ u8 lbs_data_rate_to_fw_index(u32 rate)
        return 0;
 }
 
-/**
- * Attributes exported through sysfs
- */
-
-/**
- * @brief Get function for sysfs attribute anycast_mask
- */
-static ssize_t lbs_anycast_get(struct device *dev,
-               struct device_attribute *attr, char * buf)
-{
-       struct lbs_private *priv = to_net_dev(dev)->priv;
-       struct cmd_ds_mesh_access mesh_access;
-       int ret;
-
-       memset(&mesh_access, 0, sizeof(mesh_access));
-
-       ret = lbs_mesh_access(priv, CMD_ACT_MESH_GET_ANYCAST, &mesh_access);
-       if (ret)
-               return ret;
-
-       return snprintf(buf, 12, "0x%X\n", le32_to_cpu(mesh_access.data[0]));
-}
-
-/**
- * @brief Set function for sysfs attribute anycast_mask
- */
-static ssize_t lbs_anycast_set(struct device *dev,
-               struct device_attribute *attr, const char * buf, size_t count)
-{
-       struct lbs_private *priv = to_net_dev(dev)->priv;
-       struct cmd_ds_mesh_access mesh_access;
-       uint32_t datum;
-       int ret;
-
-       memset(&mesh_access, 0, sizeof(mesh_access));
-       sscanf(buf, "%x", &datum);
-       mesh_access.data[0] = cpu_to_le32(datum);
-
-       ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_ANYCAST, &mesh_access);
-       if (ret)
-               return ret;
-
-       return strlen(buf);
-}
 
 static int lbs_add_rtap(struct lbs_private *priv);
 static void lbs_remove_rtap(struct lbs_private *priv);
-static int lbs_add_mesh(struct lbs_private *priv);
-static void lbs_remove_mesh(struct lbs_private *priv);
 
 
 /**
@@ -270,7 +105,7 @@ static void lbs_remove_mesh(struct lbs_private *priv);
 static ssize_t lbs_rtap_get(struct device *dev,
                struct device_attribute *attr, char * buf)
 {
-       struct lbs_private *priv = to_net_dev(dev)->priv;
+       struct lbs_private *priv = to_net_dev(dev)->ml_priv;
        return snprintf(buf, 5, "0x%X\n", priv->monitormode);
 }
 
@@ -281,7 +116,7 @@ static ssize_t lbs_rtap_set(struct device *dev,
                struct device_attribute *attr, const char * buf, size_t count)
 {
        int monitor_mode;
-       struct lbs_private *priv = to_net_dev(dev)->priv;
+       struct lbs_private *priv = to_net_dev(dev)->ml_priv;
 
        sscanf(buf, "%x", &monitor_mode);
        if (monitor_mode) {
@@ -327,73 +162,14 @@ static ssize_t lbs_rtap_set(struct device *dev,
 static DEVICE_ATTR(lbs_rtap, 0644, lbs_rtap_get, lbs_rtap_set );
 
 /**
- * Get function for sysfs attribute mesh
- */
-static ssize_t lbs_mesh_get(struct device *dev,
-               struct device_attribute *attr, char * buf)
-{
-       struct lbs_private *priv = to_net_dev(dev)->priv;
-       return snprintf(buf, 5, "0x%X\n", !!priv->mesh_dev);
-}
-
-/**
- *  Set function for sysfs attribute mesh
- */
-static ssize_t lbs_mesh_set(struct device *dev,
-               struct device_attribute *attr, const char * buf, size_t count)
-{
-       struct lbs_private *priv = to_net_dev(dev)->priv;
-       int enable;
-       int ret, action = CMD_ACT_MESH_CONFIG_STOP;
-
-       sscanf(buf, "%x", &enable);
-       enable = !!enable;
-       if (enable == !!priv->mesh_dev)
-               return count;
-       if (enable)
-               action = CMD_ACT_MESH_CONFIG_START;
-       ret = lbs_mesh_config(priv, action, priv->curbssparams.channel);
-       if (ret)
-               return ret;
-
-       if (enable)
-               lbs_add_mesh(priv);
-       else
-               lbs_remove_mesh(priv);
-
-       return count;
-}
-
-/**
- * lbs_mesh attribute to be exported per ethX interface
- * through sysfs (/sys/class/net/ethX/lbs_mesh)
- */
-static DEVICE_ATTR(lbs_mesh, 0644, lbs_mesh_get, lbs_mesh_set);
-
-/**
- * anycast_mask attribute to be exported per mshX interface
- * through sysfs (/sys/class/net/mshX/anycast_mask)
- */
-static DEVICE_ATTR(anycast_mask, 0644, lbs_anycast_get, lbs_anycast_set);
-
-static struct attribute *lbs_mesh_sysfs_entries[] = {
-       &dev_attr_anycast_mask.attr,
-       NULL,
-};
-
-static struct attribute_group lbs_mesh_attr_group = {
-       .attrs = lbs_mesh_sysfs_entries,
-};
-
-/**
- *  @brief This function opens the ethX or mshX interface
+ *  @brief This function opens the ethX interface
  *
  *  @param dev     A pointer to net_device structure
  *  @return       0 or -EBUSY if monitor mode active
  */
 static int lbs_dev_open(struct net_device *dev)
 {
-       struct lbs_private *priv = (struct lbs_private *) dev->priv ;
+       struct lbs_private *priv = dev->ml_priv;
        int ret = 0;
 
        lbs_deb_enter(LBS_DEB_NET);
@@ -405,18 +181,12 @@ static int lbs_dev_open(struct net_device *dev)
                goto out;
        }
 
-       if (dev == priv->mesh_dev) {
-               priv->mesh_open = 1;
-               priv->mesh_connect_status = LBS_CONNECTED;
-               netif_carrier_on(dev);
-       } else {
-               priv->infra_open = 1;
+       priv->infra_open = 1;
 
-               if (priv->connect_status == LBS_CONNECTED)
-                       netif_carrier_on(dev);
-               else
-                       netif_carrier_off(dev);
-       }
+       if (priv->connect_status == LBS_CONNECTED)
+               netif_carrier_on(dev);
+       else
+               netif_carrier_off(dev);
 
        if (!priv->tx_pending_len)
                netif_wake_queue(dev);
@@ -428,33 +198,6 @@ static int lbs_dev_open(struct net_device *dev)
 }
 
 /**
- *  @brief This function closes the mshX interface
- *
- *  @param dev     A pointer to net_device structure
- *  @return       0
- */
-static int lbs_mesh_stop(struct net_device *dev)
-{
-       struct lbs_private *priv = (struct lbs_private *) (dev->priv);
-
-       lbs_deb_enter(LBS_DEB_MESH);
-       spin_lock_irq(&priv->driver_lock);
-
-       priv->mesh_open = 0;
-       priv->mesh_connect_status = LBS_DISCONNECTED;
-
-       netif_stop_queue(dev);
-       netif_carrier_off(dev);
-
-       spin_unlock_irq(&priv->driver_lock);
-
-       schedule_work(&priv->mcast_work);
-
-       lbs_deb_leave(LBS_DEB_MESH);
-       return 0;
-}
-
-/**
  *  @brief This function closes the ethX interface
  *
  *  @param dev     A pointer to net_device structure
@@ -462,7 +205,7 @@ static int lbs_mesh_stop(struct net_device *dev)
  */
 static int lbs_eth_stop(struct net_device *dev)
 {
-       struct lbs_private *priv = (struct lbs_private *) dev->priv;
+       struct lbs_private *priv = dev->ml_priv;
 
        lbs_deb_enter(LBS_DEB_NET);
 
@@ -479,7 +222,7 @@ static int lbs_eth_stop(struct net_device *dev)
 
 static void lbs_tx_timeout(struct net_device *dev)
 {
-       struct lbs_private *priv = (struct lbs_private *) dev->priv;
+       struct lbs_private *priv = dev->ml_priv;
 
        lbs_deb_enter(LBS_DEB_TX);
 
@@ -515,32 +258,20 @@ void lbs_host_to_card_done(struct lbs_private *priv)
        priv->dnld_sent = DNLD_RES_RECEIVED;
 
        /* Wake main thread if commands are pending */
-       if (!priv->cur_cmd || priv->tx_pending_len > 0)
-               wake_up_interruptible(&priv->waitq);
+       if (!priv->cur_cmd || priv->tx_pending_len > 0) {
+               if (!priv->wakeup_dev_required)
+                       wake_up_interruptible(&priv->waitq);
+       }
 
        spin_unlock_irqrestore(&priv->driver_lock, flags);
        lbs_deb_leave(LBS_DEB_THREAD);
 }
 EXPORT_SYMBOL_GPL(lbs_host_to_card_done);
 
-/**
- *  @brief This function returns the network statistics
- *
- *  @param dev     A pointer to struct lbs_private structure
- *  @return       A pointer to net_device_stats structure
- */
-static struct net_device_stats *lbs_get_stats(struct net_device *dev)
-{
-       struct lbs_private *priv = (struct lbs_private *) dev->priv;
-
-       lbs_deb_enter(LBS_DEB_NET);
-       return &priv->stats;
-}
-
-static int lbs_set_mac_address(struct net_device *dev, void *addr)
+int lbs_set_mac_address(struct net_device *dev, void *addr)
 {
        int ret = 0;
-       struct lbs_private *priv = (struct lbs_private *) dev->priv;
+       struct lbs_private *priv = dev->ml_priv;
        struct sockaddr *phwaddr = addr;
        struct cmd_ds_802_11_mac_address cmd;
 
@@ -671,9 +402,9 @@ static void lbs_set_mcast_worker(struct work_struct *work)
        lbs_deb_leave(LBS_DEB_NET);
 }
 
-static void lbs_set_multicast_list(struct net_device *dev)
+void lbs_set_multicast_list(struct net_device *dev)
 {
-       struct lbs_private *priv = dev->priv;
+       struct lbs_private *priv = dev->ml_priv;
 
        schedule_work(&priv->mcast_work);
 }
@@ -689,7 +420,7 @@ static void lbs_set_multicast_list(struct net_device *dev)
 static int lbs_thread(void *data)
 {
        struct net_device *dev = data;
-       struct lbs_private *priv = dev->priv;
+       struct lbs_private *priv = dev->ml_priv;
        wait_queue_t wait;
 
        lbs_deb_enter(LBS_DEB_THREAD);
@@ -725,9 +456,10 @@ static int lbs_thread(void *data)
                        shouldsleep = 0;        /* We have a command response */
                else if (priv->cur_cmd)
                        shouldsleep = 1;        /* Can't send a command; one already running */
-               else if (!list_empty(&priv->cmdpendingq))
+               else if (!list_empty(&priv->cmdpendingq) &&
+                                       !(priv->wakeup_dev_required))
                        shouldsleep = 0;        /* We have a command to send */
-               else if (__kfifo_len(priv->event_fifo))
+               else if (__kfifo_len(&priv->event_fifo))
                        shouldsleep = 0;        /* We have an event to process */
                else
                        shouldsleep = 1;        /* No command */
@@ -777,6 +509,26 @@ static int lbs_thread(void *data)
                }
                spin_unlock_irq(&priv->driver_lock);
 
+               /* Process hardware events, e.g. card removed, link lost */
+               spin_lock_irq(&priv->driver_lock);
+               while (__kfifo_len(&priv->event_fifo)) {
+                       u32 event;
+                       __kfifo_get(&priv->event_fifo, (unsigned char *) &event,
+                               sizeof(event));
+                       spin_unlock_irq(&priv->driver_lock);
+                       lbs_process_event(priv, event);
+                       spin_lock_irq(&priv->driver_lock);
+               }
+               spin_unlock_irq(&priv->driver_lock);
+
+               if (priv->wakeup_dev_required) {
+                       lbs_deb_thread("Waking up device...\n");
+                       /* Wake up device */
+                       if (priv->exit_deep_sleep(priv))
+                               lbs_deb_thread("Wakeup device failed\n");
+                       continue;
+               }
+
                /* command timeout stuff */
                if (priv->cmd_timed_out && priv->cur_cmd) {
                        struct cmd_ctrl_node *cmdnode = priv->cur_cmd;
@@ -804,18 +556,7 @@ static int lbs_thread(void *data)
                }
                priv->cmd_timed_out = 0;
 
-               /* Process hardware events, e.g. card removed, link lost */
-               spin_lock_irq(&priv->driver_lock);
-               while (__kfifo_len(priv->event_fifo)) {
-                       u32 event;
 
-                       __kfifo_get(priv->event_fifo, (unsigned char *) &event,
-                               sizeof(event));
-                       spin_unlock_irq(&priv->driver_lock);
-                       lbs_process_event(priv, event);
-                       spin_lock_irq(&priv->driver_lock);
-               }
-               spin_unlock_irq(&priv->driver_lock);
 
                if (!priv->fw_ready)
                        continue;
@@ -849,6 +590,9 @@ static int lbs_thread(void *data)
                    (priv->psstate == PS_STATE_PRE_SLEEP))
                        continue;
 
+               if (priv->is_deep_sleep)
+                       continue;
+
                /* Execute the next command */
                if (!priv->dnld_sent && !priv->cur_cmd)
                        lbs_execute_next_command(priv);
@@ -883,6 +627,7 @@ static int lbs_thread(void *data)
        }
 
        del_timer(&priv->command_timer);
+       del_timer(&priv->auto_deepsleep_timer);
        wake_up_all(&priv->cmd_pending);
 
        lbs_deb_leave(LBS_DEB_THREAD);
@@ -947,9 +692,8 @@ void lbs_resume(struct lbs_private *priv)
 EXPORT_SYMBOL_GPL(lbs_resume);
 
 /**
- *  @brief This function downloads firmware image, gets
- *  HW spec from firmware and set basic parameters to
- *  firmware.
+ * @brief This function gets the HW spec from the firmware and sets
+ *        some basic parameters.
  *
  *  @param priv    A pointer to struct lbs_private structure
  *  @return       0 or -1
@@ -1006,6 +750,62 @@ out:
        lbs_deb_leave(LBS_DEB_CMD);
 }
 
+/**
+ *  This function put the device back to deep sleep mode when timer expires
+ *  and no activity (command, event, data etc.) is detected.
+ */
+static void auto_deepsleep_timer_fn(unsigned long data)
+{
+       struct lbs_private *priv = (struct lbs_private *)data;
+       int ret;
+
+       lbs_deb_enter(LBS_DEB_CMD);
+
+       if (priv->is_activity_detected) {
+               priv->is_activity_detected = 0;
+       } else {
+               if (priv->is_auto_deep_sleep_enabled &&
+                               (!priv->wakeup_dev_required) &&
+                               (priv->connect_status != LBS_CONNECTED)) {
+                       lbs_deb_main("Entering auto deep sleep mode...\n");
+                       ret = lbs_prepare_and_send_command(priv,
+                                       CMD_802_11_DEEP_SLEEP, 0,
+                                       0, 0, NULL);
+                       if (ret)
+                               lbs_pr_err("Enter Deep Sleep command failed\n");
+               }
+       }
+       mod_timer(&priv->auto_deepsleep_timer , jiffies +
+                               (priv->auto_deep_sleep_timeout * HZ)/1000);
+       lbs_deb_leave(LBS_DEB_CMD);
+}
+
+int lbs_enter_auto_deep_sleep(struct lbs_private *priv)
+{
+       lbs_deb_enter(LBS_DEB_SDIO);
+
+       priv->is_auto_deep_sleep_enabled = 1;
+       if (priv->is_deep_sleep)
+               priv->wakeup_dev_required = 1;
+       mod_timer(&priv->auto_deepsleep_timer ,
+                       jiffies + (priv->auto_deep_sleep_timeout * HZ)/1000);
+
+       lbs_deb_leave(LBS_DEB_SDIO);
+       return 0;
+}
+
+int lbs_exit_auto_deep_sleep(struct lbs_private *priv)
+{
+       lbs_deb_enter(LBS_DEB_SDIO);
+
+       priv->is_auto_deep_sleep_enabled = 0;
+       priv->auto_deep_sleep_timeout = 0;
+       del_timer(&priv->auto_deepsleep_timer);
+
+       lbs_deb_leave(LBS_DEB_SDIO);
+       return 0;
+}
+
 static void lbs_sync_channel_worker(struct work_struct *work)
 {
        struct lbs_private *priv = container_of(work, struct lbs_private,
@@ -1048,18 +848,24 @@ static int lbs_init_adapter(struct lbs_private *priv)
        priv->mesh_connect_status = LBS_DISCONNECTED;
        priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
        priv->mode = IW_MODE_INFRA;
-       priv->curbssparams.channel = DEFAULT_AD_HOC_CHANNEL;
+       priv->channel = DEFAULT_AD_HOC_CHANNEL;
        priv->mac_control = CMD_ACT_MAC_RX_ON | CMD_ACT_MAC_TX_ON;
        priv->radio_on = 1;
        priv->enablehwauto = 1;
        priv->capability = WLAN_CAPABILITY_SHORT_PREAMBLE;
        priv->psmode = LBS802_11POWERMODECAM;
        priv->psstate = PS_STATE_FULL_POWER;
+       priv->is_deep_sleep = 0;
+       priv->is_auto_deep_sleep_enabled = 0;
+       priv->wakeup_dev_required = 0;
+       init_waitqueue_head(&priv->ds_awake_q);
 
        mutex_init(&priv->lock);
 
        setup_timer(&priv->command_timer, command_timer_fn,
                (unsigned long)priv);
+       setup_timer(&priv->auto_deepsleep_timer, auto_deepsleep_timer_fn,
+                       (unsigned long)priv);
 
        INIT_LIST_HEAD(&priv->cmdfreeq);
        INIT_LIST_HEAD(&priv->cmdpendingq);
@@ -1077,10 +883,9 @@ static int lbs_init_adapter(struct lbs_private *priv)
        priv->resp_len[0] = priv->resp_len[1] = 0;
 
        /* Create the event FIFO */
-       priv->event_fifo = kfifo_alloc(sizeof(u32) * 16, GFP_KERNEL, NULL);
-       if (IS_ERR(priv->event_fifo)) {
+       ret = kfifo_alloc(&priv->event_fifo, sizeof(u32) * 16, GFP_KERNEL, NULL);
+       if (ret) {
                lbs_pr_err("Out of memory allocating event FIFO buffer\n");
-               ret = -ENOMEM;
                goto out;
        }
 
@@ -1095,15 +900,26 @@ static void lbs_free_adapter(struct lbs_private *priv)
        lbs_deb_enter(LBS_DEB_MAIN);
 
        lbs_free_cmd_buffer(priv);
-       if (priv->event_fifo)
-               kfifo_free(priv->event_fifo);
+       kfifo_free(&priv->event_fifo);
        del_timer(&priv->command_timer);
+       del_timer(&priv->auto_deepsleep_timer);
        kfree(priv->networks);
        priv->networks = NULL;
 
        lbs_deb_leave(LBS_DEB_MAIN);
 }
 
+static const struct net_device_ops lbs_netdev_ops = {
+       .ndo_open               = lbs_dev_open,
+       .ndo_stop               = lbs_eth_stop,
+       .ndo_start_xmit         = lbs_hard_start_xmit,
+       .ndo_set_mac_address    = lbs_set_mac_address,
+       .ndo_tx_timeout         = lbs_tx_timeout,
+       .ndo_set_multicast_list = lbs_set_multicast_list,
+       .ndo_change_mtu         = eth_change_mtu,
+       .ndo_validate_addr      = eth_validate_addr,
+};
+
 /**
  * @brief This function adds the card. it will probe the
  * card, allocate the lbs_priv and initialize the device.
@@ -1113,54 +929,66 @@ static void lbs_free_adapter(struct lbs_private *priv)
  */
 struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
 {
-       struct net_device *dev = NULL;
+       struct net_device *dev;
+       struct wireless_dev *wdev;
        struct lbs_private *priv = NULL;
 
        lbs_deb_enter(LBS_DEB_MAIN);
 
        /* Allocate an Ethernet device and register it */
-       dev = alloc_etherdev(sizeof(struct lbs_private));
-       if (!dev) {
-               lbs_pr_err("init ethX device failed\n");
+       wdev = lbs_cfg_alloc(dmdev);
+       if (IS_ERR(wdev)) {
+               lbs_pr_err("cfg80211 init failed\n");
                goto done;
        }
-       priv = dev->priv;
+       /* TODO? */
+       wdev->iftype = NL80211_IFTYPE_STATION;
+       priv = wdev_priv(wdev);
+       priv->wdev = wdev;
 
        if (lbs_init_adapter(priv)) {
                lbs_pr_err("failed to initialize adapter structure.\n");
-               goto err_init_adapter;
+               goto err_wdev;
+       }
+
+       //TODO? dev = alloc_netdev_mq(0, "wlan%d", ether_setup, IWM_TX_QUEUES);
+       dev = alloc_netdev(0, "wlan%d", ether_setup);
+       if (!dev) {
+               dev_err(dmdev, "no memory for network device instance\n");
+               goto err_adapter;
        }
 
+       dev->ieee80211_ptr = wdev;
+       dev->ml_priv = priv;
+       SET_NETDEV_DEV(dev, dmdev);
+       wdev->netdev = dev;
        priv->dev = dev;
-       priv->card = card;
-       priv->mesh_open = 0;
-       priv->infra_open = 0;
 
-       /* Setup the OS Interface to our functions */
-       dev->open = lbs_dev_open;
-       dev->hard_start_xmit = lbs_hard_start_xmit;
-       dev->stop = lbs_eth_stop;
-       dev->set_mac_address = lbs_set_mac_address;
-       dev->tx_timeout = lbs_tx_timeout;
-       dev->get_stats = lbs_get_stats;
+       dev->netdev_ops = &lbs_netdev_ops;
        dev->watchdog_timeo = 5 * HZ;
        dev->ethtool_ops = &lbs_ethtool_ops;
 #ifdef WIRELESS_EXT
-       dev->wireless_handlers = (struct iw_handler_def *)&lbs_handler_def;
+       dev->wireless_handlers = &lbs_handler_def;
 #endif
        dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
-       dev->set_multicast_list = lbs_set_multicast_list;
 
-       SET_NETDEV_DEV(dev, dmdev);
+
+       // TODO: kzalloc + iwm_init_default_profile(iwm, iwm->umac_profile); ??
+
+
+       priv->card = card;
+       priv->infra_open = 0;
+
 
        priv->rtap_net_dev = NULL;
+       strcpy(dev->name, "wlan%d");
 
        lbs_deb_thread("Starting main thread...\n");
        init_waitqueue_head(&priv->waitq);
        priv->main_thread = kthread_run(lbs_thread, dev, "lbs_main");
        if (IS_ERR(priv->main_thread)) {
                lbs_deb_thread("Error creating main thread.\n");
-               goto err_init_adapter;
+               goto err_ndev;
        }
 
        priv->work_thread = create_singlethread_workqueue("lbs_worker");
@@ -1169,6 +997,7 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
        INIT_WORK(&priv->mcast_work, lbs_set_mcast_worker);
        INIT_WORK(&priv->sync_channel, lbs_sync_channel_worker);
 
+       priv->mesh_open = 0;
        sprintf(priv->mesh_ssid, "mesh");
        priv->mesh_ssid_len = 4;
 
@@ -1177,9 +1006,15 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
 
        goto done;
 
-err_init_adapter:
-       lbs_free_adapter(priv);
+ err_ndev:
        free_netdev(dev);
+
+ err_adapter:
+       lbs_free_adapter(priv);
+
+ err_wdev:
+       lbs_cfg_free(priv);
+
        priv = NULL;
 
 done:
@@ -1192,7 +1027,6 @@ EXPORT_SYMBOL_GPL(lbs_add_card);
 void lbs_remove_card(struct lbs_private *priv)
 {
        struct net_device *dev = priv->dev;
-       union iwreq_data wrqu;
 
        lbs_deb_enter(LBS_DEB_MAIN);
 
@@ -1217,15 +1051,19 @@ void lbs_remove_card(struct lbs_private *priv)
                lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP);
        }
 
-       memset(wrqu.ap_addr.sa_data, 0xaa, ETH_ALEN);
-       wrqu.ap_addr.sa_family = ARPHRD_ETHER;
-       wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL);
+       lbs_send_disconnect_notification(priv);
+
+       if (priv->is_deep_sleep) {
+               priv->is_deep_sleep = 0;
+               wake_up_interruptible(&priv->ds_awake_q);
+       }
 
        /* Stop the thread servicing the interrupts */
        priv->surpriseremoved = 1;
        kthread_stop(priv->main_thread);
 
        lbs_free_adapter(priv);
+       lbs_cfg_free(priv);
 
        priv->dev = NULL;
        free_netdev(dev);
@@ -1247,52 +1085,21 @@ int lbs_start_card(struct lbs_private *priv)
        if (ret)
                goto done;
 
-       /* init 802.11d */
-       lbs_init_11d(priv);
-
-       if (register_netdev(dev)) {
-               lbs_pr_err("cannot register ethX device\n");
+       if (lbs_cfg_register(priv)) {
+               lbs_pr_err("cannot register device\n");
                goto done;
        }
 
        lbs_update_channel(priv);
 
-       /* 5.0.16p0 is known to NOT support any mesh */
-       if (priv->fwrelease > 0x05001000) {
-               /* Enable mesh, if supported, and work out which TLV it uses.
-                  0x100 + 291 is an unofficial value used in 5.110.20.pXX
-                  0x100 + 37 is the official value used in 5.110.21.pXX
-                  but we check them in that order because 20.pXX doesn't
-                  give an error -- it just silently fails. */
-
-               /* 5.110.20.pXX firmware will fail the command if the channel
-                  doesn't match the existing channel. But only if the TLV
-                  is correct. If the channel is wrong, _BOTH_ versions will
-                  give an error to 0x100+291, and allow 0x100+37 to succeed.
-                  It's just that 5.110.20.pXX will not have done anything
-                  useful */
-
-               priv->mesh_tlv = 0x100 + 291;
-               if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START,
-                                   priv->curbssparams.channel)) {
-                       priv->mesh_tlv = 0x100 + 37;
-                       if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START,
-                                           priv->curbssparams.channel))
-                               priv->mesh_tlv = 0;
-               }
-               if (priv->mesh_tlv) {
-                       lbs_add_mesh(priv);
-
-                       if (device_create_file(&dev->dev, &dev_attr_lbs_mesh))
-                               lbs_pr_err("cannot register lbs_mesh attribute\n");
-
-                       /* While rtap isn't related to mesh, only mesh-enabled
-                        * firmware implements the rtap functionality via
-                        * CMD_802_11_MONITOR_MODE.
-                        */
-                       if (device_create_file(&dev->dev, &dev_attr_lbs_rtap))
-                               lbs_pr_err("cannot register lbs_rtap attribute\n");
-               }
+       /*
+        * While rtap isn't related to mesh, only mesh-enabled
+        * firmware implements the rtap functionality via
+        * CMD_802_11_MONITOR_MODE.
+        */
+       if (lbs_init_mesh(priv)) {
+               if (device_create_file(&dev->dev, &dev_attr_lbs_rtap))
+                       lbs_pr_err("cannot register lbs_rtap attribute\n");
        }
 
        lbs_debugfs_init_one(priv, dev);
@@ -1310,7 +1117,7 @@ EXPORT_SYMBOL_GPL(lbs_start_card);
 
 void lbs_stop_card(struct lbs_private *priv)
 {
-       struct net_device *dev = priv->dev;
+       struct net_device *dev;
        struct cmd_ctrl_node *cmdnode;
        unsigned long flags;
 
@@ -1318,18 +1125,18 @@ void lbs_stop_card(struct lbs_private *priv)
 
        if (!priv)
                goto out;
+       dev = priv->dev;
 
-       netif_stop_queue(priv->dev);
-       netif_carrier_off(priv->dev);
+       netif_stop_queue(dev);
+       netif_carrier_off(dev);
 
        lbs_debugfs_remove_one(priv);
-       if (priv->mesh_tlv) {
-               device_remove_file(&dev->dev, &dev_attr_lbs_mesh);
+       if (lbs_deinit_mesh(priv))
                device_remove_file(&dev->dev, &dev_attr_lbs_rtap);
-       }
 
        /* Delete the timeout of the currently processing command */
        del_timer_sync(&priv->command_timer);
+       del_timer_sync(&priv->auto_deepsleep_timer);
 
        /* Flush pending command nodes */
        spin_lock_irqsave(&priv->driver_lock, flags);
@@ -1358,154 +1165,6 @@ out:
 EXPORT_SYMBOL_GPL(lbs_stop_card);
 
 
-/**
- * @brief This function adds mshX interface
- *
- *  @param priv    A pointer to the struct lbs_private structure
- *  @return       0 if successful, -X otherwise
- */
-static int lbs_add_mesh(struct lbs_private *priv)
-{
-       struct net_device *mesh_dev = NULL;
-       int ret = 0;
-
-       lbs_deb_enter(LBS_DEB_MESH);
-
-       /* Allocate a virtual mesh device */
-       if (!(mesh_dev = alloc_netdev(0, "msh%d", ether_setup))) {
-               lbs_deb_mesh("init mshX device failed\n");
-               ret = -ENOMEM;
-               goto done;
-       }
-       mesh_dev->priv = priv;
-       priv->mesh_dev = mesh_dev;
-
-       mesh_dev->open = lbs_dev_open;
-       mesh_dev->hard_start_xmit = lbs_hard_start_xmit;
-       mesh_dev->stop = lbs_mesh_stop;
-       mesh_dev->get_stats = lbs_get_stats;
-       mesh_dev->set_mac_address = lbs_set_mac_address;
-       mesh_dev->ethtool_ops = &lbs_ethtool_ops;
-       memcpy(mesh_dev->dev_addr, priv->dev->dev_addr,
-                       sizeof(priv->dev->dev_addr));
-
-       SET_NETDEV_DEV(priv->mesh_dev, priv->dev->dev.parent);
-
-#ifdef WIRELESS_EXT
-       mesh_dev->wireless_handlers = (struct iw_handler_def *)&mesh_handler_def;
-#endif
-       mesh_dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
-       mesh_dev->set_multicast_list = lbs_set_multicast_list;
-       /* Register virtual mesh interface */
-       ret = register_netdev(mesh_dev);
-       if (ret) {
-               lbs_pr_err("cannot register mshX virtual interface\n");
-               goto err_free;
-       }
-
-       ret = sysfs_create_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group);
-       if (ret)
-               goto err_unregister;
-
-       lbs_persist_config_init(mesh_dev);
-
-       /* Everything successful */
-       ret = 0;
-       goto done;
-
-err_unregister:
-       unregister_netdev(mesh_dev);
-
-err_free:
-       free_netdev(mesh_dev);
-
-done:
-       lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret);
-       return ret;
-}
-
-static void lbs_remove_mesh(struct lbs_private *priv)
-{
-       struct net_device *mesh_dev;
-
-
-       mesh_dev = priv->mesh_dev;
-       if (!mesh_dev)
-               return;
-
-       lbs_deb_enter(LBS_DEB_MESH);
-       netif_stop_queue(mesh_dev);
-       netif_carrier_off(mesh_dev);
-       sysfs_remove_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group);
-       lbs_persist_config_remove(mesh_dev);
-       unregister_netdev(mesh_dev);
-       priv->mesh_dev = NULL;
-       free_netdev(mesh_dev);
-       lbs_deb_leave(LBS_DEB_MESH);
-}
-
-/**
- *  @brief This function finds the CFP in
- *  region_cfp_table based on region and band parameter.
- *
- *  @param region  The region code
- *  @param band           The band
- *  @param cfp_no  A pointer to CFP number
- *  @return       A pointer to CFP
- */
-struct chan_freq_power *lbs_get_region_cfp_table(u8 region, int *cfp_no)
-{
-       int i, end;
-
-       lbs_deb_enter(LBS_DEB_MAIN);
-
-       end = ARRAY_SIZE(region_cfp_table);
-
-       for (i = 0; i < end ; i++) {
-               lbs_deb_main("region_cfp_table[i].region=%d\n",
-                       region_cfp_table[i].region);
-               if (region_cfp_table[i].region == region) {
-                       *cfp_no = region_cfp_table[i].cfp_no_BG;
-                       lbs_deb_leave(LBS_DEB_MAIN);
-                       return region_cfp_table[i].cfp_BG;
-               }
-       }
-
-       lbs_deb_leave_args(LBS_DEB_MAIN, "ret NULL");
-       return NULL;
-}
-
-int lbs_set_regiontable(struct lbs_private *priv, u8 region, u8 band)
-{
-       int ret = 0;
-       int i = 0;
-
-       struct chan_freq_power *cfp;
-       int cfp_no;
-
-       lbs_deb_enter(LBS_DEB_MAIN);
-
-       memset(priv->region_channel, 0, sizeof(priv->region_channel));
-
-       cfp = lbs_get_region_cfp_table(region, &cfp_no);
-       if (cfp != NULL) {
-               priv->region_channel[i].nrcfp = cfp_no;
-               priv->region_channel[i].CFP = cfp;
-       } else {
-               lbs_deb_main("wrong region code %#x in band B/G\n",
-                      region);
-               ret = -1;
-               goto out;
-       }
-       priv->region_channel[i].valid = 1;
-       priv->region_channel[i].region = region;
-       priv->region_channel[i].band = band;
-       i++;
-out:
-       lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
-       return ret;
-}
-
 void lbs_queue_event(struct lbs_private *priv, u32 event)
 {
        unsigned long flags;
@@ -1516,7 +1175,7 @@ void lbs_queue_event(struct lbs_private *priv, u32 event)
        if (priv->psstate == PS_STATE_SLEEP)
                priv->psstate = PS_STATE_AWAKE;
 
-       __kfifo_put(priv->event_fifo, (unsigned char *) &event, sizeof(u32));
+       __kfifo_put(&priv->event_fifo, (unsigned char *) &event, sizeof(u32));
 
        wake_up_interruptible(&priv->waitq);
 
@@ -1582,20 +1241,13 @@ static int lbs_rtap_stop(struct net_device *dev)
        return 0;
 }
 
-static int lbs_rtap_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t lbs_rtap_hard_start_xmit(struct sk_buff *skb,
+                                           struct net_device *dev)
 {
        netif_stop_queue(dev);
        return NETDEV_TX_BUSY;
 }
 
-static struct net_device_stats *lbs_rtap_get_stats(struct net_device *dev)
-{
-       struct lbs_private *priv = dev->priv;
-       lbs_deb_enter(LBS_DEB_NET);
-       return &priv->stats;
-}
-
-
 static void lbs_remove_rtap(struct lbs_private *priv)
 {
        lbs_deb_enter(LBS_DEB_MAIN);
@@ -1608,6 +1260,12 @@ out:
        lbs_deb_leave(LBS_DEB_MAIN);
 }
 
+static const struct net_device_ops rtap_netdev_ops = {
+       .ndo_open = lbs_rtap_open,
+       .ndo_stop = lbs_rtap_stop,
+       .ndo_start_xmit = lbs_rtap_hard_start_xmit,
+};
+
 static int lbs_add_rtap(struct lbs_private *priv)
 {
        int ret = 0;
@@ -1627,11 +1285,8 @@ static int lbs_add_rtap(struct lbs_private *priv)
 
        memcpy(rtap_dev->dev_addr, priv->current_addr, ETH_ALEN);
        rtap_dev->type = ARPHRD_IEEE80211_RADIOTAP;
-       rtap_dev->open = lbs_rtap_open;
-       rtap_dev->stop = lbs_rtap_stop;
-       rtap_dev->get_stats = lbs_rtap_get_stats;
-       rtap_dev->hard_start_xmit = lbs_rtap_hard_start_xmit;
-       rtap_dev->priv = priv;
+       rtap_dev->netdev_ops = &rtap_netdev_ops;
+       rtap_dev->ml_priv = priv;
        SET_NETDEV_DEV(rtap_dev, priv->dev->dev.parent);
 
        ret = register_netdev(rtap_dev);
@@ -1646,33 +1301,6 @@ out:
        return ret;
 }
 
-#ifndef CONFIG_IEEE80211
-const char *escape_essid(const char *essid, u8 essid_len)
-{
-       static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
-       const char *s = essid;
-       char *d = escaped;
-
-       if (ieee80211_is_empty_essid(essid, essid_len)) {
-               memcpy(escaped, "<hidden>", sizeof("<hidden>"));
-               return escaped;
-       }
-
-       essid_len = min(essid_len, (u8) IW_ESSID_MAX_SIZE);
-       while (essid_len--) {
-               if (*s == '\0') {
-                       *d++ = '\\';
-                       *d++ = '0';
-                       s++;
-               } else {
-                       *d++ = *s++;
-               }
-       }
-       *d = '\0';
-       return escaped;
-}
-#endif
-
 module_init(lbs_init_module);
 module_exit(lbs_exit_module);