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update libertas driver
[openwrt/svn-archive/archive.git] / package / libertas / src / main.c
diff --git a/package/libertas/src/main.c b/package/libertas/src/main.c
index 91b2f2398a61f348ab9e69e1f9ece871fa3d659a..3291cedf1f873ed1985a9f8094cbf508d9fbaf49 100644 (file)
--- a/package/libertas/src/main.c
+++ b/package/libertas/src/main.c
@@ -10,6 +10,8 @@
 #include <linux/netdevice.h>
 #include <linux/if_arp.h>
 #include <linux/kthread.h>
 #include <linux/netdevice.h>
 #include <linux/if_arp.h>
 #include <linux/kthread.h>
+#include <linux/kfifo.h>
+//#include <asm/olpc.h>
 
 #include <net/iw_handler.h>
 #include <net/ieee80211.h>
 
 #include <net/iw_handler.h>
 #include <net/ieee80211.h>
@@ -19,9 +21,10 @@
 #include "dev.h"
 #include "wext.h"
 #include "debugfs.h"
 #include "dev.h"
 #include "wext.h"
 #include "debugfs.h"
+#include "scan.h"
 #include "assoc.h"
 #include "assoc.h"
-#include "join.h"
 #include "cmd.h"
 #include "cmd.h"
+#include "ioctl.h"
 
 #define DRIVER_RELEASE_VERSION "323.p0"
 const char lbs_driver_version[] = "COMM-USB8388-" DRIVER_RELEASE_VERSION
 
 #define DRIVER_RELEASE_VERSION "323.p0"
 const char lbs_driver_version[] = "COMM-USB8388-" DRIVER_RELEASE_VERSION
@@ -37,6 +40,11 @@ EXPORT_SYMBOL_GPL(lbs_debug);
 module_param_named(libertas_debug, lbs_debug, int, 0644);
 
 
 module_param_named(libertas_debug, lbs_debug, int, 0644);
 
 
+/* This global structure is used to send the confirm_sleep command as
+ * fast as possible down to the firmware. */
+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_DEFAULT             20      /*100mW */
 #define LBS_TX_PWR_US_DEFAULT          20      /*100mW */
 #define LBS_TX_PWR_JP_DEFAULT          16      /*50mW */
@@ -277,10 +285,10 @@ static ssize_t lbs_rtap_set(struct device *dev,
        struct lbs_private *priv = to_net_dev(dev)->priv;
 
        sscanf(buf, "%x", &monitor_mode);
        struct lbs_private *priv = to_net_dev(dev)->priv;
 
        sscanf(buf, "%x", &monitor_mode);
-       if (monitor_mode != LBS_MONITOR_OFF) {
-               if(priv->monitormode == monitor_mode)
+       if (monitor_mode) {
+               if (priv->monitormode == monitor_mode)
                        return strlen(buf);
                        return strlen(buf);
-               if (priv->monitormode == LBS_MONITOR_OFF) {
+               if (!priv->monitormode) {
                        if (priv->infra_open || priv->mesh_open)
                                return -EBUSY;
                        if (priv->mode == IW_MODE_INFRA)
                        if (priv->infra_open || priv->mesh_open)
                                return -EBUSY;
                        if (priv->mode == IW_MODE_INFRA)
@@ -293,9 +301,9 @@ static ssize_t lbs_rtap_set(struct device *dev,
        }
 
        else {
        }
 
        else {
-               if (priv->monitormode == LBS_MONITOR_OFF)
+               if (!priv->monitormode)
                        return strlen(buf);
                        return strlen(buf);
-               priv->monitormode = LBS_MONITOR_OFF;
+               priv->monitormode = 0;
                lbs_remove_rtap(priv);
 
                if (priv->currenttxskb) {
                lbs_remove_rtap(priv);
 
                if (priv->currenttxskb) {
@@ -388,9 +396,11 @@ static int lbs_dev_open(struct net_device *dev)
        struct lbs_private *priv = (struct lbs_private *) dev->priv ;
        int ret = 0;
 
        struct lbs_private *priv = (struct lbs_private *) dev->priv ;
        int ret = 0;
 
+       lbs_deb_enter(LBS_DEB_NET);
+
        spin_lock_irq(&priv->driver_lock);
 
        spin_lock_irq(&priv->driver_lock);
 
-       if (priv->monitormode != LBS_MONITOR_OFF) {
+       if (priv->monitormode) {
                ret = -EBUSY;
                goto out;
        }
                ret = -EBUSY;
                goto out;
        }
@@ -413,6 +423,7 @@ static int lbs_dev_open(struct net_device *dev)
  out:
 
        spin_unlock_irq(&priv->driver_lock);
  out:
 
        spin_unlock_irq(&priv->driver_lock);
+       lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
        return ret;
 }
 
        return ret;
 }
 
@@ -426,6 +437,7 @@ static int lbs_mesh_stop(struct net_device *dev)
 {
        struct lbs_private *priv = (struct lbs_private *) (dev->priv);
 
 {
        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;
        spin_lock_irq(&priv->driver_lock);
 
        priv->mesh_open = 0;
@@ -435,6 +447,8 @@ static int lbs_mesh_stop(struct net_device *dev)
        netif_carrier_off(dev);
 
        spin_unlock_irq(&priv->driver_lock);
        netif_carrier_off(dev);
 
        spin_unlock_irq(&priv->driver_lock);
+
+       lbs_deb_leave(LBS_DEB_MESH);
        return 0;
 }
 
        return 0;
 }
 
@@ -448,13 +462,14 @@ static int lbs_eth_stop(struct net_device *dev)
 {
        struct lbs_private *priv = (struct lbs_private *) dev->priv;
 
 {
        struct lbs_private *priv = (struct lbs_private *) dev->priv;
 
-       spin_lock_irq(&priv->driver_lock);
+       lbs_deb_enter(LBS_DEB_NET);
 
 
+       spin_lock_irq(&priv->driver_lock);
        priv->infra_open = 0;
        priv->infra_open = 0;
-
        netif_stop_queue(dev);
        netif_stop_queue(dev);
-
        spin_unlock_irq(&priv->driver_lock);
        spin_unlock_irq(&priv->driver_lock);
+
+       lbs_deb_leave(LBS_DEB_NET);
        return 0;
 }
 
        return 0;
 }
 
@@ -468,10 +483,9 @@ static void lbs_tx_timeout(struct net_device *dev)
 
        dev->trans_start = jiffies;
 
 
        dev->trans_start = jiffies;
 
-       if (priv->currenttxskb) {
-               priv->eventcause = 0x01000000;
-               lbs_send_tx_feedback(priv);
-       }
+       if (priv->currenttxskb)
+               lbs_send_tx_feedback(priv, 0);
+
        /* XX: Shouldn't we also call into the hw-specific driver
           to kick it somehow? */
        lbs_host_to_card_done(priv);
        /* XX: Shouldn't we also call into the hw-specific driver
           to kick it somehow? */
        lbs_host_to_card_done(priv);
@@ -490,6 +504,8 @@ void lbs_host_to_card_done(struct lbs_private *priv)
 {
        unsigned long flags;
 
 {
        unsigned long flags;
 
+       lbs_deb_enter(LBS_DEB_THREAD);
+
        spin_lock_irqsave(&priv->driver_lock, flags);
 
        priv->dnld_sent = DNLD_RES_RECEIVED;
        spin_lock_irqsave(&priv->driver_lock, flags);
 
        priv->dnld_sent = DNLD_RES_RECEIVED;
@@ -499,6 +515,7 @@ void lbs_host_to_card_done(struct lbs_private *priv)
                wake_up_interruptible(&priv->waitq);
 
        spin_unlock_irqrestore(&priv->driver_lock, flags);
                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);
 
 }
 EXPORT_SYMBOL_GPL(lbs_host_to_card_done);
 
@@ -512,6 +529,7 @@ static struct net_device_stats *lbs_get_stats(struct net_device *dev)
 {
        struct lbs_private *priv = (struct lbs_private *) dev->priv;
 
 {
        struct lbs_private *priv = (struct lbs_private *) dev->priv;
 
+       lbs_deb_enter(LBS_DEB_NET);
        return &priv->stats;
 }
 
        return &priv->stats;
 }
 
@@ -520,34 +538,27 @@ static int lbs_set_mac_address(struct net_device *dev, void *addr)
        int ret = 0;
        struct lbs_private *priv = (struct lbs_private *) dev->priv;
        struct sockaddr *phwaddr = addr;
        int ret = 0;
        struct lbs_private *priv = (struct lbs_private *) dev->priv;
        struct sockaddr *phwaddr = addr;
+       struct cmd_ds_802_11_mac_address cmd;
 
        lbs_deb_enter(LBS_DEB_NET);
 
        /* In case it was called from the mesh device */
 
        lbs_deb_enter(LBS_DEB_NET);
 
        /* In case it was called from the mesh device */
-       dev = priv->dev ;
-
-       memset(priv->current_addr, 0, ETH_ALEN);
-
-       /* dev->dev_addr is 8 bytes */
-       lbs_deb_hex(LBS_DEB_NET, "dev->dev_addr", dev->dev_addr, ETH_ALEN);
-
-       lbs_deb_hex(LBS_DEB_NET, "addr", phwaddr->sa_data, ETH_ALEN);
-       memcpy(priv->current_addr, phwaddr->sa_data, ETH_ALEN);
+       dev = priv->dev;
 
 
-       ret = lbs_prepare_and_send_command(priv, CMD_802_11_MAC_ADDRESS,
-                                   CMD_ACT_SET,
-                                   CMD_OPTION_WAITFORRSP, 0, NULL);
+       cmd.hdr.size = cpu_to_le16(sizeof(cmd));
+       cmd.action = cpu_to_le16(CMD_ACT_SET);
+       memcpy(cmd.macadd, phwaddr->sa_data, ETH_ALEN);
 
 
+       ret = lbs_cmd_with_response(priv, CMD_802_11_MAC_ADDRESS, &cmd);
        if (ret) {
                lbs_deb_net("set MAC address failed\n");
        if (ret) {
                lbs_deb_net("set MAC address failed\n");
-               ret = -1;
                goto done;
        }
 
                goto done;
        }
 
-       lbs_deb_hex(LBS_DEB_NET, "priv->macaddr", priv->current_addr, ETH_ALEN);
-       memcpy(dev->dev_addr, priv->current_addr, ETH_ALEN);
+       memcpy(priv->current_addr, phwaddr->sa_data, ETH_ALEN);
+       memcpy(dev->dev_addr, phwaddr->sa_data, ETH_ALEN);
        if (priv->mesh_dev)
        if (priv->mesh_dev)
-               memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN);
+               memcpy(priv->mesh_dev->dev_addr, phwaddr->sa_data, ETH_ALEN);
 
 done:
        lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
 
 done:
        lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
@@ -564,53 +575,51 @@ static int lbs_copy_multicast_address(struct lbs_private *priv,
                memcpy(&priv->multicastlist[i], mcptr->dmi_addr, ETH_ALEN);
                mcptr = mcptr->next;
        }
                memcpy(&priv->multicastlist[i], mcptr->dmi_addr, ETH_ALEN);
                mcptr = mcptr->next;
        }
-
        return i;
        return i;
-
 }
 
 static void lbs_set_multicast_list(struct net_device *dev)
 {
        struct lbs_private *priv = dev->priv;
 }
 
 static void lbs_set_multicast_list(struct net_device *dev)
 {
        struct lbs_private *priv = dev->priv;
-       int oldpacketfilter;
+       int old_mac_control;
        DECLARE_MAC_BUF(mac);
 
        lbs_deb_enter(LBS_DEB_NET);
 
        DECLARE_MAC_BUF(mac);
 
        lbs_deb_enter(LBS_DEB_NET);
 
-       oldpacketfilter = priv->currentpacketfilter;
+       old_mac_control = priv->mac_control;
 
        if (dev->flags & IFF_PROMISC) {
                lbs_deb_net("enable promiscuous mode\n");
 
        if (dev->flags & IFF_PROMISC) {
                lbs_deb_net("enable promiscuous mode\n");
-               priv->currentpacketfilter |=
+               priv->mac_control |=
                    CMD_ACT_MAC_PROMISCUOUS_ENABLE;
                    CMD_ACT_MAC_PROMISCUOUS_ENABLE;
-               priv->currentpacketfilter &=
+               priv->mac_control &=
                    ~(CMD_ACT_MAC_ALL_MULTICAST_ENABLE |
                      CMD_ACT_MAC_MULTICAST_ENABLE);
        } else {
                /* Multicast */
                    ~(CMD_ACT_MAC_ALL_MULTICAST_ENABLE |
                      CMD_ACT_MAC_MULTICAST_ENABLE);
        } else {
                /* Multicast */
-               priv->currentpacketfilter &=
+               priv->mac_control &=
                    ~CMD_ACT_MAC_PROMISCUOUS_ENABLE;
 
                if (dev->flags & IFF_ALLMULTI || dev->mc_count >
                    MRVDRV_MAX_MULTICAST_LIST_SIZE) {
                        lbs_deb_net( "enabling all multicast\n");
                    ~CMD_ACT_MAC_PROMISCUOUS_ENABLE;
 
                if (dev->flags & IFF_ALLMULTI || dev->mc_count >
                    MRVDRV_MAX_MULTICAST_LIST_SIZE) {
                        lbs_deb_net( "enabling all multicast\n");
-                       priv->currentpacketfilter |=
+                       priv->mac_control |=
                            CMD_ACT_MAC_ALL_MULTICAST_ENABLE;
                            CMD_ACT_MAC_ALL_MULTICAST_ENABLE;
-                       priv->currentpacketfilter &=
+                       priv->mac_control &=
                            ~CMD_ACT_MAC_MULTICAST_ENABLE;
                } else {
                            ~CMD_ACT_MAC_MULTICAST_ENABLE;
                } else {
-                       priv->currentpacketfilter &=
+                       priv->mac_control &=
                            ~CMD_ACT_MAC_ALL_MULTICAST_ENABLE;
 
                        if (!dev->mc_count) {
                                lbs_deb_net("no multicast addresses, "
                                       "disabling multicast\n");
                            ~CMD_ACT_MAC_ALL_MULTICAST_ENABLE;
 
                        if (!dev->mc_count) {
                                lbs_deb_net("no multicast addresses, "
                                       "disabling multicast\n");
-                               priv->currentpacketfilter &=
+                               priv->mac_control &=
                                    ~CMD_ACT_MAC_MULTICAST_ENABLE;
                        } else {
                                int i;
 
                                    ~CMD_ACT_MAC_MULTICAST_ENABLE;
                        } else {
                                int i;
 
-                               priv->currentpacketfilter |=
+                               priv->mac_control |=
                                    CMD_ACT_MAC_MULTICAST_ENABLE;
 
                                priv->nr_of_multicastmacaddr =
                                    CMD_ACT_MAC_MULTICAST_ENABLE;
 
                                priv->nr_of_multicastmacaddr =
@@ -620,7 +629,7 @@ static void lbs_set_multicast_list(struct net_device *dev)
                                       dev->mc_count);
 
                                for (i = 0; i < dev->mc_count; i++) {
                                       dev->mc_count);
 
                                for (i = 0; i < dev->mc_count; i++) {
-                                       lbs_deb_net("Multicast address %d:%s\n",
+                                       lbs_deb_net("Multicast address %d: %s\n",
                                               i, print_mac(mac,
                                               priv->multicastlist[i]));
                                }
                                               i, print_mac(mac,
                                               priv->multicastlist[i]));
                                }
@@ -633,9 +642,8 @@ static void lbs_set_multicast_list(struct net_device *dev)
                }
        }
 
                }
        }
 
-       if (priv->currentpacketfilter != oldpacketfilter) {
-               lbs_set_mac_packet_filter(priv);
-       }
+       if (priv->mac_control != old_mac_control)
+               lbs_set_mac_control(priv);
 
        lbs_deb_leave(LBS_DEB_NET);
 }
 
        lbs_deb_leave(LBS_DEB_NET);
 }
@@ -653,7 +661,6 @@ static int lbs_thread(void *data)
        struct net_device *dev = data;
        struct lbs_private *priv = dev->priv;
        wait_queue_t wait;
        struct net_device *dev = data;
        struct lbs_private *priv = dev->priv;
        wait_queue_t wait;
-       u8 ireg = 0;
 
        lbs_deb_enter(LBS_DEB_THREAD);
 
 
        lbs_deb_enter(LBS_DEB_THREAD);
 
@@ -661,9 +668,10 @@ static int lbs_thread(void *data)
 
        for (;;) {
                int shouldsleep;
 
        for (;;) {
                int shouldsleep;
+               u8 resp_idx;
 
 
-               lbs_deb_thread( "main-thread 111: intcounter=%d currenttxskb=%p dnld_sent=%d\n",
-                               priv->intcounter, priv->currenttxskb, priv->dnld_sent);
+               lbs_deb_thread("1: currenttxskb %p, dnld_sent %d\n",
+                               priv->currenttxskb, priv->dnld_sent);
 
                add_wait_queue(&priv->waitq, &wait);
                set_current_state(TASK_INTERRUPTIBLE);
 
                add_wait_queue(&priv->waitq, &wait);
                set_current_state(TASK_INTERRUPTIBLE);
@@ -675,8 +683,6 @@ static int lbs_thread(void *data)
                        shouldsleep = 1;        /* We need to wait until we're _told_ to die */
                else if (priv->psstate == PS_STATE_SLEEP)
                        shouldsleep = 1;        /* Sleep mode. Nothing we can do till it wakes */
                        shouldsleep = 1;        /* We need to wait until we're _told_ to die */
                else if (priv->psstate == PS_STATE_SLEEP)
                        shouldsleep = 1;        /* Sleep mode. Nothing we can do till it wakes */
-               else if (priv->intcounter)
-                       shouldsleep = 0;        /* Interrupt pending. Deal with it now */
                else if (priv->cmd_timed_out)
                        shouldsleep = 0;        /* Command timed out. Recover */
                else if (!priv->fw_ready)
                else if (priv->cmd_timed_out)
                        shouldsleep = 0;        /* Command timed out. Recover */
                else if (!priv->fw_ready)
@@ -689,29 +695,34 @@ static int lbs_thread(void *data)
                        shouldsleep = 1;        /* Can't send a command; one already running */
                else if (!list_empty(&priv->cmdpendingq))
                        shouldsleep = 0;        /* We have a command to send */
                        shouldsleep = 1;        /* Can't send a command; one already running */
                else if (!list_empty(&priv->cmdpendingq))
                        shouldsleep = 0;        /* We have a command to send */
+               else if (__kfifo_len(priv->event_fifo))
+                       shouldsleep = 0;        /* We have an event to process */
+               else if (priv->resp_len[priv->resp_idx])
+                       shouldsleep = 0;        /* We have a command response */
                else
                        shouldsleep = 1;        /* No command */
 
                if (shouldsleep) {
                else
                        shouldsleep = 1;        /* No command */
 
                if (shouldsleep) {
-                       lbs_deb_thread("main-thread sleeping... Conn=%d IntC=%d PS_mode=%d PS_State=%d\n",
-                                      priv->connect_status, priv->intcounter,
-                                      priv->psmode, priv->psstate);
+                       lbs_deb_thread("sleeping, connect_status %d, "
+                               "ps_mode %d, ps_state %d\n",
+                               priv->connect_status,
+                               priv->psmode, priv->psstate);
                        spin_unlock_irq(&priv->driver_lock);
                        schedule();
                } else
                        spin_unlock_irq(&priv->driver_lock);
 
                        spin_unlock_irq(&priv->driver_lock);
                        schedule();
                } else
                        spin_unlock_irq(&priv->driver_lock);
 
-               lbs_deb_thread("main-thread 222 (waking up): intcounter=%d currenttxskb=%p dnld_sent=%d\n",
-                              priv->intcounter, priv->currenttxskb, priv->dnld_sent);
+               lbs_deb_thread("2: currenttxskb %p, dnld_send %d\n",
+                              priv->currenttxskb, priv->dnld_sent);
 
                set_current_state(TASK_RUNNING);
                remove_wait_queue(&priv->waitq, &wait);
 
 
                set_current_state(TASK_RUNNING);
                remove_wait_queue(&priv->waitq, &wait);
 
-               lbs_deb_thread("main-thread 333: intcounter=%d currenttxskb=%p dnld_sent=%d\n",
-                              priv->intcounter, priv->currenttxskb, priv->dnld_sent);
+               lbs_deb_thread("3: currenttxskb %p, dnld_sent %d\n",
+                              priv->currenttxskb, priv->dnld_sent);
 
                if (kthread_should_stop()) {
 
                if (kthread_should_stop()) {
-                       lbs_deb_thread("main-thread: break from main thread\n");
+                       lbs_deb_thread("break from main thread\n");
                        break;
                }
 
                        break;
                }
 
@@ -720,35 +731,23 @@ static int lbs_thread(void *data)
                        continue;
                }
 
                        continue;
                }
 
-               spin_lock_irq(&priv->driver_lock);
-
-               if (priv->intcounter) {
-                       u8 int_status;
+               lbs_deb_thread("4: currenttxskb %p, dnld_sent %d\n",
+                      priv->currenttxskb, priv->dnld_sent);
 
 
-                       priv->intcounter = 0;
-                       int_status = priv->hw_get_int_status(priv, &ireg);
-
-                       if (int_status) {
-                               lbs_deb_thread("main-thread: reading HOST_INT_STATUS_REG failed\n");
-                               spin_unlock_irq(&priv->driver_lock);
-                               continue;
-                       }
-                       priv->hisregcpy |= ireg;
-               }
-
-               lbs_deb_thread("main-thread 444: intcounter=%d currenttxskb=%p dnld_sent=%d\n",
-                              priv->intcounter, priv->currenttxskb, priv->dnld_sent);
-
-               /* command response? */
-               if (priv->hisregcpy & MRVDRV_CMD_UPLD_RDY) {
-                       lbs_deb_thread("main-thread: cmd response ready\n");
-
-                       priv->hisregcpy &= ~MRVDRV_CMD_UPLD_RDY;
+               /* Process any pending command response */
+               spin_lock_irq(&priv->driver_lock);
+               resp_idx = priv->resp_idx;
+               if (priv->resp_len[resp_idx]) {
                        spin_unlock_irq(&priv->driver_lock);
                        spin_unlock_irq(&priv->driver_lock);
-                       lbs_process_rx_command(priv);
+                       lbs_process_command_response(priv,
+                               priv->resp_buf[resp_idx],
+                               priv->resp_len[resp_idx]);
                        spin_lock_irq(&priv->driver_lock);
                        spin_lock_irq(&priv->driver_lock);
+                       priv->resp_len[resp_idx] = 0;
                }
                }
+               spin_unlock_irq(&priv->driver_lock);
 
 
+               /* command timeout stuff */
                if (priv->cmd_timed_out && priv->cur_cmd) {
                        struct cmd_ctrl_node *cmdnode = priv->cur_cmd;
 
                if (priv->cmd_timed_out && priv->cur_cmd) {
                        struct cmd_ctrl_node *cmdnode = priv->cur_cmd;
 
@@ -757,8 +756,17 @@ static int lbs_thread(void *data)
                                            le16_to_cpu(cmdnode->cmdbuf->command));
                                lbs_complete_command(priv, cmdnode, -ETIMEDOUT);
                                priv->nr_retries = 0;
                                            le16_to_cpu(cmdnode->cmdbuf->command));
                                lbs_complete_command(priv, cmdnode, -ETIMEDOUT);
                                priv->nr_retries = 0;
+#ifdef CONFIG_OLPC
+                               if (machine_is_olpc()) {
+                                       spin_unlock_irq(&priv->driver_lock);
+                                       printk(KERN_CRIT "Resetting OLPC wireless via EC...\n");
+                                       olpc_ec_cmd(0x25, NULL, 0, NULL, 0);
+                                       spin_lock_irq(&priv->driver_lock);
+                               }
+#endif
                        } else {
                                priv->cur_cmd = NULL;
                        } else {
                                priv->cur_cmd = NULL;
+                               priv->dnld_sent = DNLD_RES_RECEIVED;
                                lbs_pr_info("requeueing command %x due to timeout (#%d)\n",
                                            le16_to_cpu(cmdnode->cmdbuf->command), priv->nr_retries);
 
                                lbs_pr_info("requeueing command %x due to timeout (#%d)\n",
                                            le16_to_cpu(cmdnode->cmdbuf->command), priv->nr_retries);
 
@@ -769,21 +777,18 @@ static int lbs_thread(void *data)
                }
                priv->cmd_timed_out = 0;
 
                }
                priv->cmd_timed_out = 0;
 
-               /* Any Card Event */
-               if (priv->hisregcpy & MRVDRV_CARDEVENT) {
-                       lbs_deb_thread("main-thread: Card Event Activity\n");
-
-                       priv->hisregcpy &= ~MRVDRV_CARDEVENT;
+               /* Process hardware events, e.g. card removed, link lost */
+               spin_lock_irq(&priv->driver_lock);
+               while (__kfifo_len(priv->event_fifo)) {
+                       u32 event;
 
 
-                       if (priv->hw_read_event_cause(priv)) {
-                               lbs_pr_alert("main-thread: hw_read_event_cause failed\n");
-                               spin_unlock_irq(&priv->driver_lock);
-                               continue;
-                       }
-                       spin_unlock_irq(&priv->driver_lock);
-                       lbs_process_event(priv);
-               } else
+                       __kfifo_get(priv->event_fifo, (unsigned char *) &event,
+                               sizeof(event));
                        spin_unlock_irq(&priv->driver_lock);
                        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;
 
                if (!priv->fw_ready)
                        continue;
@@ -792,10 +797,12 @@ static int lbs_thread(void *data)
                if (priv->psstate == PS_STATE_PRE_SLEEP &&
                    !priv->dnld_sent && !priv->cur_cmd) {
                        if (priv->connect_status == LBS_CONNECTED) {
                if (priv->psstate == PS_STATE_PRE_SLEEP &&
                    !priv->dnld_sent && !priv->cur_cmd) {
                        if (priv->connect_status == LBS_CONNECTED) {
-                               lbs_deb_thread("main_thread: PRE_SLEEP--intcounter=%d currenttxskb=%p dnld_sent=%d cur_cmd=%p, confirm now\n",
-                                              priv->intcounter, priv->currenttxskb, priv->dnld_sent, priv->cur_cmd);
+                               lbs_deb_thread("pre-sleep, currenttxskb %p, "
+                                       "dnld_sent %d, cur_cmd %p\n",
+                                       priv->currenttxskb, priv->dnld_sent,
+                                       priv->cur_cmd);
 
 
-                               lbs_ps_confirm_sleep(priv, (u16) priv->psmode);
+                               lbs_ps_confirm_sleep(priv);
                        } else {
                                /* workaround for firmware sending
                                 * deauth/linkloss event immediately
                        } else {
                                /* workaround for firmware sending
                                 * deauth/linkloss event immediately
@@ -803,7 +810,8 @@ static int lbs_thread(void *data)
                                 * after firmware fixes it
                                 */
                                priv->psstate = PS_STATE_AWAKE;
                                 * after firmware fixes it
                                 */
                                priv->psstate = PS_STATE_AWAKE;
-                               lbs_pr_alert("main-thread: ignore PS_SleepConfirm in non-connected state\n");
+                               lbs_pr_alert("ignore PS_SleepConfirm in "
+                                       "non-connected state\n");
                        }
                }
 
                        }
                }
 
@@ -857,22 +865,24 @@ static int lbs_thread(void *data)
 static int lbs_suspend_callback(struct lbs_private *priv, unsigned long dummy,
                                struct cmd_header *cmd)
 {
 static int lbs_suspend_callback(struct lbs_private *priv, unsigned long dummy,
                                struct cmd_header *cmd)
 {
-       lbs_deb_fw("HOST_SLEEP_ACTIVATE succeeded\n");
+       lbs_deb_enter(LBS_DEB_FW);
 
        netif_device_detach(priv->dev);
        if (priv->mesh_dev)
                netif_device_detach(priv->mesh_dev);
 
        priv->fw_ready = 0;
 
        netif_device_detach(priv->dev);
        if (priv->mesh_dev)
                netif_device_detach(priv->mesh_dev);
 
        priv->fw_ready = 0;
+       lbs_deb_leave(LBS_DEB_FW);
        return 0;
 }
 
        return 0;
 }
 
-
 int lbs_suspend(struct lbs_private *priv)
 {
        struct cmd_header cmd;
        int ret;
 
 int lbs_suspend(struct lbs_private *priv)
 {
        struct cmd_header cmd;
        int ret;
 
+       lbs_deb_enter(LBS_DEB_FW);
+
        if (priv->wol_criteria == 0xffffffff) {
                lbs_pr_info("Suspend attempt without configuring wake params!\n");
                return -EINVAL;
        if (priv->wol_criteria == 0xffffffff) {
                lbs_pr_info("Suspend attempt without configuring wake params!\n");
                return -EINVAL;
@@ -885,12 +895,15 @@ int lbs_suspend(struct lbs_private *priv)
        if (ret)
                lbs_pr_info("HOST_SLEEP_ACTIVATE failed: %d\n", ret);
 
        if (ret)
                lbs_pr_info("HOST_SLEEP_ACTIVATE failed: %d\n", ret);
 
+       lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret);
        return ret;
 }
 EXPORT_SYMBOL_GPL(lbs_suspend);
 
 int lbs_resume(struct lbs_private *priv)
 {
        return ret;
 }
 EXPORT_SYMBOL_GPL(lbs_suspend);
 
 int lbs_resume(struct lbs_private *priv)
 {
+       lbs_deb_enter(LBS_DEB_FW);
+
        priv->fw_ready = 1;
 
        /* Firmware doesn't seem to give us RX packets any more
        priv->fw_ready = 1;
 
        /* Firmware doesn't seem to give us RX packets any more
@@ -902,6 +915,7 @@ int lbs_resume(struct lbs_private *priv)
        if (priv->mesh_dev)
                netif_device_attach(priv->mesh_dev);
 
        if (priv->mesh_dev)
                netif_device_attach(priv->mesh_dev);
 
+       lbs_deb_leave(LBS_DEB_FW);
        return 0;
 }
 EXPORT_SYMBOL_GPL(lbs_resume);
        return 0;
 }
 EXPORT_SYMBOL_GPL(lbs_resume);
@@ -930,7 +944,7 @@ static int lbs_setup_firmware(struct lbs_private *priv)
                goto done;
        }
 
                goto done;
        }
 
-       lbs_set_mac_packet_filter(priv);
+       lbs_set_mac_control(priv);
 
        ret = lbs_get_data_rate(priv);
        if (ret < 0) {
 
        ret = lbs_get_data_rate(priv);
        if (ret < 0) {
@@ -953,6 +967,7 @@ static void command_timer_fn(unsigned long data)
        struct lbs_private *priv = (struct lbs_private *)data;
        unsigned long flags;
 
        struct lbs_private *priv = (struct lbs_private *)data;
        unsigned long flags;
 
+       lbs_deb_enter(LBS_DEB_CMD);
        spin_lock_irqsave(&priv->driver_lock, flags);
 
        if (!priv->cur_cmd) {
        spin_lock_irqsave(&priv->driver_lock, flags);
 
        if (!priv->cur_cmd) {
@@ -964,15 +979,30 @@ static void command_timer_fn(unsigned long data)
 
        priv->cmd_timed_out = 1;
        wake_up_interruptible(&priv->waitq);
 
        priv->cmd_timed_out = 1;
        wake_up_interruptible(&priv->waitq);
- out:
+out:
        spin_unlock_irqrestore(&priv->driver_lock, flags);
        spin_unlock_irqrestore(&priv->driver_lock, flags);
+       lbs_deb_leave(LBS_DEB_CMD);
+}
+
+static void lbs_sync_channel_worker(struct work_struct *work)
+{
+       struct lbs_private *priv = container_of(work, struct lbs_private,
+               sync_channel);
+
+       lbs_deb_enter(LBS_DEB_MAIN);
+       if (lbs_update_channel(priv))
+               lbs_pr_info("Channel synchronization failed.");
+       lbs_deb_leave(LBS_DEB_MAIN);
 }
 
 }
 
+
 static int lbs_init_adapter(struct lbs_private *priv)
 {
        size_t bufsize;
        int i, ret = 0;
 
 static int lbs_init_adapter(struct lbs_private *priv)
 {
        size_t bufsize;
        int i, ret = 0;
 
+       lbs_deb_enter(LBS_DEB_MAIN);
+
        /* Allocate buffer to store the BSSID list */
        bufsize = MAX_NETWORK_COUNT * sizeof(struct bss_descriptor);
        priv->networks = kzalloc(bufsize, GFP_KERNEL);
        /* Allocate buffer to store the BSSID list */
        bufsize = MAX_NETWORK_COUNT * sizeof(struct bss_descriptor);
        priv->networks = kzalloc(bufsize, GFP_KERNEL);
@@ -990,14 +1020,6 @@ static int lbs_init_adapter(struct lbs_private *priv)
                              &priv->network_free_list);
        }
 
                              &priv->network_free_list);
        }
 
-       priv->lbs_ps_confirm_sleep.seqnum = cpu_to_le16(++priv->seqnum);
-       priv->lbs_ps_confirm_sleep.command =
-           cpu_to_le16(CMD_802_11_PS_MODE);
-       priv->lbs_ps_confirm_sleep.size =
-           cpu_to_le16(sizeof(struct PS_CMD_ConfirmSleep));
-       priv->lbs_ps_confirm_sleep.action =
-           cpu_to_le16(CMD_SUBCMD_SLEEP_CONFIRMED);
-
        memset(priv->current_addr, 0xff, ETH_ALEN);
 
        priv->connect_status = LBS_DISCONNECTED;
        memset(priv->current_addr, 0xff, ETH_ALEN);
 
        priv->connect_status = LBS_DISCONNECTED;
@@ -1005,7 +1027,7 @@ static int lbs_init_adapter(struct lbs_private *priv)
        priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
        priv->mode = IW_MODE_INFRA;
        priv->curbssparams.channel = DEFAULT_AD_HOC_CHANNEL;
        priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
        priv->mode = IW_MODE_INFRA;
        priv->curbssparams.channel = DEFAULT_AD_HOC_CHANNEL;
-       priv->currentpacketfilter = CMD_ACT_MAC_RX_ON | CMD_ACT_MAC_TX_ON;
+       priv->mac_control = CMD_ACT_MAC_RX_ON | CMD_ACT_MAC_TX_ON;
        priv->radioon = RADIO_ON;
        priv->auto_rate = 1;
        priv->capability = WLAN_CAPABILITY_SHORT_PREAMBLE;
        priv->radioon = RADIO_ON;
        priv->auto_rate = 1;
        priv->capability = WLAN_CAPABILITY_SHORT_PREAMBLE;
@@ -1015,7 +1037,7 @@ static int lbs_init_adapter(struct lbs_private *priv)
        mutex_init(&priv->lock);
 
        setup_timer(&priv->command_timer, command_timer_fn,
        mutex_init(&priv->lock);
 
        setup_timer(&priv->command_timer, command_timer_fn,
-                   (unsigned long)priv);
+               (unsigned long)priv);
 
        INIT_LIST_HEAD(&priv->cmdfreeq);
        INIT_LIST_HEAD(&priv->cmdpendingq);
 
        INIT_LIST_HEAD(&priv->cmdfreeq);
        INIT_LIST_HEAD(&priv->cmdpendingq);
@@ -1026,24 +1048,38 @@ static int lbs_init_adapter(struct lbs_private *priv)
        /* Allocate the command buffers */
        if (lbs_allocate_cmd_buffer(priv)) {
                lbs_pr_err("Out of memory allocating command buffers\n");
        /* Allocate the command buffers */
        if (lbs_allocate_cmd_buffer(priv)) {
                lbs_pr_err("Out of memory allocating command buffers\n");
-               ret = -1;
+               ret = -ENOMEM;
+               goto out;
+       }
+       priv->resp_idx = 0;
+       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)) {
+               lbs_pr_err("Out of memory allocating event FIFO buffer\n");
+               ret = -ENOMEM;
+               goto out;
        }
 
 out:
        }
 
 out:
+       lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
+
        return ret;
 }
 
 static void lbs_free_adapter(struct lbs_private *priv)
 {
        return ret;
 }
 
 static void lbs_free_adapter(struct lbs_private *priv)
 {
-       lbs_deb_fw("free command buffer\n");
-       lbs_free_cmd_buffer(priv);
+       lbs_deb_enter(LBS_DEB_MAIN);
 
 
-       lbs_deb_fw("free command_timer\n");
+       lbs_free_cmd_buffer(priv);
+       if (priv->event_fifo)
+               kfifo_free(priv->event_fifo);
        del_timer(&priv->command_timer);
        del_timer(&priv->command_timer);
-
-       lbs_deb_fw("free scan results table\n");
        kfree(priv->networks);
        priv->networks = NULL;
        kfree(priv->networks);
        priv->networks = NULL;
+
+       lbs_deb_leave(LBS_DEB_MAIN);
 }
 
 /**
 }
 
 /**
@@ -1058,7 +1094,7 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
        struct net_device *dev = NULL;
        struct lbs_private *priv = NULL;
 
        struct net_device *dev = NULL;
        struct lbs_private *priv = NULL;
 
-       lbs_deb_enter(LBS_DEB_NET);
+       lbs_deb_enter(LBS_DEB_MAIN);
 
        /* Allocate an Ethernet device and register it */
        dev = alloc_etherdev(sizeof(struct lbs_private));
 
        /* Allocate an Ethernet device and register it */
        dev = alloc_etherdev(sizeof(struct lbs_private));
@@ -1084,6 +1120,7 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
        dev->stop = lbs_eth_stop;
        dev->set_mac_address = lbs_set_mac_address;
        dev->tx_timeout = lbs_tx_timeout;
        dev->stop = lbs_eth_stop;
        dev->set_mac_address = lbs_set_mac_address;
        dev->tx_timeout = lbs_tx_timeout;
+       dev->do_ioctl = lbs_do_ioctl;
        dev->get_stats = lbs_get_stats;
        dev->watchdog_timeo = 5 * HZ;
        dev->ethtool_ops = &lbs_ethtool_ops;
        dev->get_stats = lbs_get_stats;
        dev->watchdog_timeo = 5 * HZ;
        dev->ethtool_ops = &lbs_ethtool_ops;
@@ -1108,7 +1145,7 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
        priv->work_thread = create_singlethread_workqueue("lbs_worker");
        INIT_DELAYED_WORK(&priv->assoc_work, lbs_association_worker);
        INIT_DELAYED_WORK(&priv->scan_work, lbs_scan_worker);
        priv->work_thread = create_singlethread_workqueue("lbs_worker");
        INIT_DELAYED_WORK(&priv->assoc_work, lbs_association_worker);
        INIT_DELAYED_WORK(&priv->scan_work, lbs_scan_worker);
-       INIT_WORK(&priv->sync_channel, lbs_sync_channel);
+       INIT_WORK(&priv->sync_channel, lbs_sync_channel_worker);
 
        sprintf(priv->mesh_ssid, "mesh");
        priv->mesh_ssid_len = 4;
 
        sprintf(priv->mesh_ssid, "mesh");
        priv->mesh_ssid_len = 4;
@@ -1124,7 +1161,7 @@ err_init_adapter:
        priv = NULL;
 
 done:
        priv = NULL;
 
 done:
-       lbs_deb_leave_args(LBS_DEB_NET, "priv %p", priv);
+       lbs_deb_leave_args(LBS_DEB_MAIN, "priv %p", priv);
        return priv;
 }
 EXPORT_SYMBOL_GPL(lbs_add_card);
        return priv;
 }
 EXPORT_SYMBOL_GPL(lbs_add_card);
@@ -1192,31 +1229,35 @@ int lbs_start_card(struct lbs_private *priv)
        if (device_create_file(&dev->dev, &dev_attr_lbs_rtap))
                lbs_pr_err("cannot register lbs_rtap attribute\n");
 
        if (device_create_file(&dev->dev, &dev_attr_lbs_rtap))
                lbs_pr_err("cannot register lbs_rtap attribute\n");
 
-       /* 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 */
-
        lbs_update_channel(priv);
        lbs_update_channel(priv);
-       priv->mesh_tlv = 0x100 + 291;
-       if (lbs_mesh_config(priv, 1, priv->curbssparams.channel)) {
-               priv->mesh_tlv = 0x100 + 37;
-               if (lbs_mesh_config(priv, 1, 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");
+       /* 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, 1, priv->curbssparams.channel)) {
+                       priv->mesh_tlv = 0x100 + 37;
+                       if (lbs_mesh_config(priv, 1, 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");
+               }
        }
 
        lbs_debugfs_init_one(priv, dev);
        }
 
        lbs_debugfs_init_one(priv, dev);
@@ -1291,6 +1332,7 @@ static int lbs_add_mesh(struct lbs_private *priv)
        mesh_dev->open = lbs_dev_open;
        mesh_dev->hard_start_xmit = lbs_hard_start_xmit;
        mesh_dev->stop = lbs_mesh_stop;
        mesh_dev->open = lbs_dev_open;
        mesh_dev->hard_start_xmit = lbs_hard_start_xmit;
        mesh_dev->stop = lbs_mesh_stop;
+       mesh_dev->do_ioctl = lbs_do_ioctl;
        mesh_dev->get_stats = lbs_get_stats;
        mesh_dev->set_mac_address = lbs_set_mac_address;
        mesh_dev->ethtool_ops = &lbs_ethtool_ops;
        mesh_dev->get_stats = lbs_get_stats;
        mesh_dev->set_mac_address = lbs_set_mac_address;
        mesh_dev->ethtool_ops = &lbs_ethtool_ops;
@@ -1327,35 +1369,25 @@ done:
        lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret);
        return ret;
 }
        lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret);
        return ret;
 }
-EXPORT_SYMBOL_GPL(lbs_add_mesh);
-
 
 static void lbs_remove_mesh(struct lbs_private *priv)
 {
        struct net_device *mesh_dev;
 
 
 static void lbs_remove_mesh(struct lbs_private *priv)
 {
        struct net_device *mesh_dev;
 
-       lbs_deb_enter(LBS_DEB_MAIN);
-
-       if (!priv)
-               goto out;
 
        mesh_dev = priv->mesh_dev;
        if (!mesh_dev)
 
        mesh_dev = priv->mesh_dev;
        if (!mesh_dev)
-               goto out;
+               return;
 
 
+       lbs_deb_enter(LBS_DEB_MESH);
        netif_stop_queue(mesh_dev);
        netif_carrier_off(priv->mesh_dev);
        netif_stop_queue(mesh_dev);
        netif_carrier_off(priv->mesh_dev);
-
        sysfs_remove_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group);
        unregister_netdev(mesh_dev);
        sysfs_remove_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group);
        unregister_netdev(mesh_dev);
-
        priv->mesh_dev = NULL;
        free_netdev(mesh_dev);
        priv->mesh_dev = NULL;
        free_netdev(mesh_dev);
-
-out:
-       lbs_deb_leave(LBS_DEB_MAIN);
+       lbs_deb_leave(LBS_DEB_MESH);
 }
 }
-EXPORT_SYMBOL_GPL(lbs_remove_mesh);
 
 /**
  *  @brief This function finds the CFP in
 
 /**
  *  @brief This function finds the CFP in
@@ -1366,7 +1398,7 @@ EXPORT_SYMBOL_GPL(lbs_remove_mesh);
  *  @param cfp_no  A pointer to CFP number
  *  @return       A pointer to CFP
  */
  *  @param cfp_no  A pointer to CFP number
  *  @return       A pointer to CFP
  */
-struct chan_freq_power *lbs_get_region_cfp_table(u8 region, u8 band, int *cfp_no)
+struct chan_freq_power *lbs_get_region_cfp_table(u8 region, int *cfp_no)
 {
        int i, end;
 
 {
        int i, end;
 
@@ -1400,69 +1432,68 @@ int lbs_set_regiontable(struct lbs_private *priv, u8 region, u8 band)
 
        memset(priv->region_channel, 0, sizeof(priv->region_channel));
 
 
        memset(priv->region_channel, 0, sizeof(priv->region_channel));
 
-       {
-               cfp = lbs_get_region_cfp_table(region, band, &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++;
+       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;
 }
 
 out:
        lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
        return ret;
 }
 
-/**
- *  @brief This function handles the interrupt. it will change PS
- *  state if applicable. it will wake up main_thread to handle
- *  the interrupt event as well.
- *
- *  @param dev     A pointer to net_device structure
- *  @return       n/a
- */
-void lbs_interrupt(struct lbs_private *priv)
+void lbs_queue_event(struct lbs_private *priv, u32 event)
 {
 {
-       lbs_deb_enter(LBS_DEB_THREAD);
-
-       lbs_deb_thread("lbs_interrupt: intcounter=%d\n", priv->intcounter);
+       unsigned long flags;
 
 
-       priv->intcounter++;
+       lbs_deb_enter(LBS_DEB_THREAD);
+       spin_lock_irqsave(&priv->driver_lock, flags);
 
        if (priv->psstate == PS_STATE_SLEEP)
                priv->psstate = PS_STATE_AWAKE;
 
 
        if (priv->psstate == PS_STATE_SLEEP)
                priv->psstate = PS_STATE_AWAKE;
 
+       __kfifo_put(priv->event_fifo, (unsigned char *) &event, sizeof(u32));
+
        wake_up_interruptible(&priv->waitq);
 
        wake_up_interruptible(&priv->waitq);
 
+       spin_unlock_irqrestore(&priv->driver_lock, flags);
        lbs_deb_leave(LBS_DEB_THREAD);
 }
        lbs_deb_leave(LBS_DEB_THREAD);
 }
-EXPORT_SYMBOL_GPL(lbs_interrupt);
+EXPORT_SYMBOL_GPL(lbs_queue_event);
 
 
-int lbs_reset_device(struct lbs_private *priv)
+void lbs_notify_command_response(struct lbs_private *priv, u8 resp_idx)
 {
 {
-       int ret;
+       lbs_deb_enter(LBS_DEB_THREAD);
 
 
-       lbs_deb_enter(LBS_DEB_MAIN);
-       ret = lbs_prepare_and_send_command(priv, CMD_802_11_RESET,
-                                   CMD_ACT_HALT, 0, 0, NULL);
-       msleep_interruptible(10);
+       if (priv->psstate == PS_STATE_SLEEP)
+               priv->psstate = PS_STATE_AWAKE;
 
 
-       lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
-       return ret;
+       /* Swap buffers by flipping the response index */
+       BUG_ON(resp_idx > 1);
+       priv->resp_idx = resp_idx;
+
+       wake_up_interruptible(&priv->waitq);
+
+       lbs_deb_leave(LBS_DEB_THREAD);
 }
 }
-EXPORT_SYMBOL_GPL(lbs_reset_device);
+EXPORT_SYMBOL_GPL(lbs_notify_command_response);
 
 static int __init lbs_init_module(void)
 {
        lbs_deb_enter(LBS_DEB_MAIN);
 
 static int __init lbs_init_module(void)
 {
        lbs_deb_enter(LBS_DEB_MAIN);
+       memset(&confirm_sleep, 0, sizeof(confirm_sleep));
+       confirm_sleep.hdr.command = cpu_to_le16(CMD_802_11_PS_MODE);
+       confirm_sleep.hdr.size = cpu_to_le16(sizeof(confirm_sleep));
+       confirm_sleep.action = cpu_to_le16(CMD_SUBCMD_SLEEP_CONFIRMED);
        lbs_debugfs_init();
        lbs_deb_leave(LBS_DEB_MAIN);
        return 0;
        lbs_debugfs_init();
        lbs_deb_leave(LBS_DEB_MAIN);
        return 0;
@@ -1471,9 +1502,7 @@ static int __init lbs_init_module(void)
 static void __exit lbs_exit_module(void)
 {
        lbs_deb_enter(LBS_DEB_MAIN);
 static void __exit lbs_exit_module(void)
 {
        lbs_deb_enter(LBS_DEB_MAIN);
-
        lbs_debugfs_remove();
        lbs_debugfs_remove();
-
        lbs_deb_leave(LBS_DEB_MAIN);
 }
 
        lbs_deb_leave(LBS_DEB_MAIN);
 }
 
@@ -1484,49 +1513,61 @@ static void __exit lbs_exit_module(void)
 static int lbs_rtap_open(struct net_device *dev)
 {
        /* Yes, _stop_ the queue. Because we don't support injection */
 static int lbs_rtap_open(struct net_device *dev)
 {
        /* Yes, _stop_ the queue. Because we don't support injection */
-        netif_carrier_off(dev);
-        netif_stop_queue(dev);
-        return 0;
+       lbs_deb_enter(LBS_DEB_MAIN);
+       netif_carrier_off(dev);
+       netif_stop_queue(dev);
+       lbs_deb_leave(LBS_DEB_LEAVE);
+       return 0;
 }
 
 static int lbs_rtap_stop(struct net_device *dev)
 {
 }
 
 static int lbs_rtap_stop(struct net_device *dev)
 {
-        return 0;
+       lbs_deb_enter(LBS_DEB_MAIN);
+       lbs_deb_leave(LBS_DEB_MAIN);
+       return 0;
 }
 
 static int lbs_rtap_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
 }
 
 static int lbs_rtap_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
-        netif_stop_queue(dev);
-        return NETDEV_TX_BUSY;
+       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;
 }
 
 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)
 {
        return &priv->stats;
 }
 
 
 static void lbs_remove_rtap(struct lbs_private *priv)
 {
+       lbs_deb_enter(LBS_DEB_MAIN);
        if (priv->rtap_net_dev == NULL)
                return;
        unregister_netdev(priv->rtap_net_dev);
        free_netdev(priv->rtap_net_dev);
        priv->rtap_net_dev = NULL;
        if (priv->rtap_net_dev == NULL)
                return;
        unregister_netdev(priv->rtap_net_dev);
        free_netdev(priv->rtap_net_dev);
        priv->rtap_net_dev = NULL;
+       lbs_deb_leave(LBS_DEB_MAIN);
 }
 
 static int lbs_add_rtap(struct lbs_private *priv)
 {
 }
 
 static int lbs_add_rtap(struct lbs_private *priv)
 {
-       int rc = 0;
+       int ret = 0;
        struct net_device *rtap_dev;
 
        struct net_device *rtap_dev;
 
-       if (priv->rtap_net_dev)
-               return -EPERM;
+       lbs_deb_enter(LBS_DEB_MAIN);
+       if (priv->rtap_net_dev) {
+               ret = -EPERM;
+               goto out;
+       }
 
        rtap_dev = alloc_netdev(0, "rtap%d", ether_setup);
 
        rtap_dev = alloc_netdev(0, "rtap%d", ether_setup);
-       if (rtap_dev == NULL)
-               return -ENOMEM;
+       if (rtap_dev == NULL) {
+               ret = -ENOMEM;
+               goto out;
+       }
 
        memcpy(rtap_dev->dev_addr, priv->current_addr, ETH_ALEN);
        rtap_dev->type = ARPHRD_IEEE80211_RADIOTAP;
 
        memcpy(rtap_dev->dev_addr, priv->current_addr, ETH_ALEN);
        rtap_dev->type = ARPHRD_IEEE80211_RADIOTAP;
@@ -1536,17 +1577,46 @@ static int lbs_add_rtap(struct lbs_private *priv)
        rtap_dev->hard_start_xmit = lbs_rtap_hard_start_xmit;
        rtap_dev->set_multicast_list = lbs_set_multicast_list;
        rtap_dev->priv = priv;
        rtap_dev->hard_start_xmit = lbs_rtap_hard_start_xmit;
        rtap_dev->set_multicast_list = lbs_set_multicast_list;
        rtap_dev->priv = priv;
+       SET_NETDEV_DEV(rtap_dev, priv->dev->dev.parent);
 
 
-       rc = register_netdev(rtap_dev);
-       if (rc) {
+       ret = register_netdev(rtap_dev);
+       if (ret) {
                free_netdev(rtap_dev);
                free_netdev(rtap_dev);
-               return rc;
+               goto out;
        }
        priv->rtap_net_dev = rtap_dev;
 
        }
        priv->rtap_net_dev = rtap_dev;
 
-       return 0;
+out:
+       lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
+       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);
 
 module_init(lbs_init_module);
 module_exit(lbs_exit_module);
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