Merge branch 'libertas' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 into upstream-fixes

1 files changed, 294 insertions, 379 deletions

diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index b9b25ce..ec9be0c 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -4,6 +4,7 @@
   * thread etc..
   */
 
+#include <linux/moduleparam.h>
 #include <linux/delay.h>
 #include <linux/freezer.h>
 #include <linux/etherdevice.h>
@@ -11,26 +12,28 @@
 #include <linux/if_arp.h>
 
 #include <net/iw_handler.h>
+#include <net/ieee80211.h>
 
 #include "host.h"
-#include "sbi.h"
 #include "decl.h"
 #include "dev.h"
-#include "fw.h"
 #include "wext.h"
 #include "debugfs.h"
 #include "assoc.h"
 
-#define DRIVER_RELEASE_VERSION "320.p0"
+#define DRIVER_RELEASE_VERSION "322.p0"
 const char libertas_driver_version[] = "COMM-USB8388-" DRIVER_RELEASE_VERSION
 #ifdef  DEBUG
     "-dbg"
 #endif
     "";
 
-#ifdef ENABLE_PM
-static struct pm_dev *wlan_pm_dev = NULL;
-#endif
+
+/* Module parameters */
+unsigned int libertas_debug = 0;
+module_param(libertas_debug, int, 0644);
+EXPORT_SYMBOL_GPL(libertas_debug);
+
 
 #define WLAN_TX_PWR_DEFAULT		20	/*100mW */
 #define WLAN_TX_PWR_US_DEFAULT		20	/*100mW */
@@ -146,14 +149,6 @@ static struct region_cfp_table region_cfp_table[] = {
 };
 
 /**
- * the rates supported by the card
- */
-u8 libertas_wlan_data_rates[WLAN_SUPPORTED_RATES] =
-    { 0x02, 0x04, 0x0B, 0x16, 0x00, 0x0C, 0x12,
-	0x18, 0x24, 0x30, 0x48, 0x60, 0x6C, 0x00
-};
-
-/**
  * the rates supported
  */
 u8 libertas_supported_rates[G_SUPPORTED_RATES] =
@@ -173,23 +168,11 @@ u8 libertas_adhoc_rates_g[G_SUPPORTED_RATES] =
 u8 libertas_adhoc_rates_b[4] = { 0x82, 0x84, 0x8b, 0x96 };
 
 /**
- * the global variable of a pointer to wlan_private
- * structure variable
- */
-static wlan_private *wlanpriv = NULL;
-
-#define MAX_DEVS 5
-static struct net_device *libertas_devs[MAX_DEVS];
-static int libertas_found = 0;
-
-/**
  * the table to keep region code
  */
 u16 libertas_region_code_to_index[MRVDRV_MAX_REGION_CODE] =
     { 0x10, 0x20, 0x30, 0x31, 0x32, 0x40 };
 
-static u8 *default_fw_name = "usb8388.bin";
-
 /**
  * Attributes exported through sysfs
  */
@@ -207,7 +190,7 @@ static ssize_t libertas_mpp_get(struct device * dev,
 			cmd_act_mesh_get_mpp,
 			cmd_option_waitforrsp, 0, (void *)&mesh_access);
 
-	return snprintf(buf, 3, "%d\n", mesh_access.data[0]);
+	return snprintf(buf, 3, "%d\n", le32_to_cpu(mesh_access.data[0]));
 }
 
 /**
@@ -216,10 +199,12 @@ static ssize_t libertas_mpp_get(struct device * dev,
 static ssize_t libertas_mpp_set(struct device * dev,
 		struct device_attribute *attr, const char * buf, size_t count) {
 	struct cmd_ds_mesh_access mesh_access;
-
+	uint32_t datum;
 
 	memset(&mesh_access, 0, sizeof(mesh_access));
-	sscanf(buf, "%d", &(mesh_access.data[0]));
+	sscanf(buf, "%d", &datum);
+	mesh_access.data[0] = cpu_to_le32(datum);
+
 	libertas_prepare_and_send_command((to_net_dev(dev))->priv,
 			cmd_mesh_access,
 			cmd_act_mesh_set_mpp,
@@ -231,8 +216,7 @@ static ssize_t libertas_mpp_set(struct device * dev,
  * libertas_mpp attribute to be exported per mshX interface
  * through sysfs (/sys/class/net/mshX/libertas-mpp)
  */
-static DEVICE_ATTR(libertas_mpp, 0644, libertas_mpp_get,
-		libertas_mpp_set );
+static DEVICE_ATTR(libertas_mpp, 0644, libertas_mpp_get, libertas_mpp_set );
 
 /**
  *  @brief Check if the device can be open and wait if necessary.
@@ -245,7 +229,8 @@ static DEVICE_ATTR(libertas_mpp, 0644, libertas_mpp_get,
  * function to work around the issue.
  *
  */
-static int pre_open_check(struct net_device *dev) {
+static int pre_open_check(struct net_device *dev)
+{
 	wlan_private *priv = (wlan_private *) dev->priv;
 	wlan_adapter *adapter = priv->adapter;
 	int i = 0;
@@ -255,8 +240,7 @@ static int pre_open_check(struct net_device *dev) {
 		msleep_interruptible(100);
 	}
 	if (!adapter->fw_ready) {
-		lbs_pr_info("FW not ready, pre_open_check() return failure\n");
-		LEAVE();
+		lbs_pr_err("firmware not ready\n");
 		return -1;
 	}
 
@@ -274,17 +258,19 @@ static int wlan_dev_open(struct net_device *dev)
 	wlan_private *priv = (wlan_private *) dev->priv;
 	wlan_adapter *adapter = priv->adapter;
 
-	ENTER();
-
+	lbs_deb_enter(LBS_DEB_NET);
 
 	priv->open = 1;
 
 	if (adapter->connect_status == libertas_connected) {
-		netif_carrier_on(priv->wlan_dev.netdev);
-	} else
-		netif_carrier_off(priv->wlan_dev.netdev);
+		netif_carrier_on(priv->dev);
+		netif_carrier_on(priv->mesh_dev);
+	} else {
+		netif_carrier_off(priv->dev);
+		netif_carrier_off(priv->mesh_dev);
+	}
 
-	LEAVE();
+	lbs_deb_leave(LBS_DEB_NET);
 	return 0;
 }
 /**
@@ -297,12 +283,12 @@ static int mesh_open(struct net_device *dev)
 {
 	wlan_private *priv = (wlan_private *) dev->priv ;
 
-	if(pre_open_check(dev) == -1)
+	if (pre_open_check(dev) == -1)
 		return -1;
 	priv->mesh_open = 1 ;
-	netif_start_queue(priv->mesh_dev);
+	netif_wake_queue(priv->mesh_dev);
 	if (priv->infra_open == 0)
-		return wlan_dev_open(priv->wlan_dev.netdev) ;
+		return wlan_dev_open(priv->dev) ;
 	return 0;
 }
 
@@ -319,9 +305,9 @@ static int wlan_open(struct net_device *dev)
 	if(pre_open_check(dev) == -1)
 		return -1;
 	priv->infra_open = 1 ;
-	netif_wake_queue(priv->wlan_dev.netdev);
+	netif_wake_queue(priv->dev);
 	if (priv->open == 0)
-		return wlan_dev_open(priv->wlan_dev.netdev) ;
+		return wlan_dev_open(priv->dev) ;
 	return 0;
 }
 
@@ -329,12 +315,12 @@ static int wlan_dev_close(struct net_device *dev)
 {
 	wlan_private *priv = dev->priv;
 
-	ENTER();
+	lbs_deb_enter(LBS_DEB_NET);
 
-	netif_carrier_off(priv->wlan_dev.netdev);
+	netif_carrier_off(priv->dev);
 	priv->open = 0;
 
-	LEAVE();
+	lbs_deb_leave(LBS_DEB_NET);
 	return 0;
 }
 
@@ -351,7 +337,7 @@ static int mesh_close(struct net_device *dev)
 	priv->mesh_open = 0;
 	netif_stop_queue(priv->mesh_dev);
 	if (priv->infra_open == 0)
-		return wlan_dev_close( ((wlan_private *) dev->priv)->wlan_dev.netdev) ;
+		return wlan_dev_close(dev);
 	else
 		return 0;
 }
@@ -362,147 +348,38 @@ static int mesh_close(struct net_device *dev)
  *  @param dev     A pointer to net_device structure
  *  @return 	   0
  */
-static int wlan_close(struct net_device *dev) {
+static int wlan_close(struct net_device *dev)
+{
 	wlan_private *priv = (wlan_private *) dev->priv;
 
-	netif_stop_queue(priv->wlan_dev.netdev);
+	netif_stop_queue(dev);
 	priv->infra_open = 0;
 	if (priv->mesh_open == 0)
-		return wlan_dev_close( ((wlan_private *) dev->priv)->wlan_dev.netdev) ;
+		return wlan_dev_close(dev);
 	else
 		return 0;
 }
 
 
-#ifdef ENABLE_PM
-
-/**
- *  @brief This function is a callback function. it is called by
- *  kernel to enter or exit power saving mode.
- *
- *  @param pmdev   A pointer to pm_dev
- *  @param pmreq   pm_request_t
- *  @param pmdata  A pointer to pmdata
- *  @return 	   0 or -1
- */
-static int wlan_pm_callback(struct pm_dev *pmdev, pm_request_t pmreq,
-			    void *pmdata)
-{
-	wlan_private *priv = wlanpriv;
-	wlan_adapter *adapter = priv->adapter;
-	struct net_device *dev = priv->wlan_dev.netdev;
-
-	lbs_pr_debug(1, "WPRM_PM_CALLBACK: pmreq = %d.\n", pmreq);
-
-	switch (pmreq) {
-	case PM_SUSPEND:
-		lbs_pr_debug(1, "WPRM_PM_CALLBACK: enter PM_SUSPEND.\n");
-
-		/* in associated mode */
-		if (adapter->connect_status == libertas_connected) {
-			if ((adapter->psstate != PS_STATE_SLEEP)
-			    ) {
-				lbs_pr_debug(1,
-				       "wlan_pm_callback: can't enter sleep mode\n");
-				return -1;
-			} else {
-
-				/*
-				 * Detach the network interface
-				 * if the network is running
-				 */
-				if (netif_running(dev)) {
-					netif_device_detach(dev);
-					lbs_pr_debug(1,
-					       "netif_device_detach().\n");
-				}
-				libertas_sbi_suspend(priv);
-			}
-			break;
-		}
-
-		/* in non associated mode */
-
-		/*
-		 * Detach the network interface
-		 * if the network is running
-		 */
-		if (netif_running(dev))
-			netif_device_detach(dev);
-
-		/*
-		 * Storing and restoring of the regs be taken care
-		 * at the driver rest will be done at wlan driver
-		 * this makes driver independent of the card
-		 */
-
-		libertas_sbi_suspend(priv);
-
-		break;
-
-	case PM_RESUME:
-		/* in associated mode */
-		if (adapter->connect_status == libertas_connected) {
-			{
-				/*
-				 * Bring the inteface up first
-				 * This case should not happen still ...
-				 */
-				libertas_sbi_resume(priv);
-
-				/*
-				 * Attach the network interface
-				 * if the network is running
-				 */
-				if (netif_running(dev)) {
-					netif_device_attach(dev);
-					lbs_pr_debug(1,
-					       "after netif_device_attach().\n");
-				}
-				lbs_pr_debug(1,
-				       "After netif attach, in associated mode.\n");
-			}
-			break;
-		}
-
-		/* in non associated mode */
-
-		/*
-		 * Bring the inteface up first
-		 * This case should not happen still ...
-		 */
-
-		libertas_sbi_resume(priv);
-
-		if (netif_running(dev))
-			netif_device_attach(dev);
-
-		lbs_pr_debug(1, "after netif attach, in NON associated mode.\n");
-		break;
-	}
-
-	return 0;
-}
-#endif				/* ENABLE_PM */
-
 static int wlan_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
 	int ret = 0;
 	wlan_private *priv = dev->priv;
 
-	ENTER();
+	lbs_deb_enter(LBS_DEB_NET);
 
-	if (priv->wlan_dev.dnld_sent || priv->adapter->TxLockFlag) {
+	if (priv->dnld_sent || priv->adapter->TxLockFlag) {
 		priv->stats.tx_dropped++;
 		goto done;
 	}
 
-	netif_stop_queue(priv->wlan_dev.netdev);
+	netif_stop_queue(priv->dev);
+	netif_stop_queue(priv->mesh_dev);
 
 	if (libertas_process_tx(priv, skb) == 0)
 		dev->trans_start = jiffies;
 done:
-	LEAVE();
+	lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
 	return ret;
 }
 
@@ -513,33 +390,43 @@ done:
 static int mesh_pre_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
 	wlan_private *priv = dev->priv;
-	ENTER();
+	int ret;
+
+	lbs_deb_enter(LBS_DEB_MESH);
+
 	SET_MESH_FRAME(skb);
-	LEAVE();
 
-	return wlan_hard_start_xmit(skb, priv->wlan_dev.netdev);
+	ret = wlan_hard_start_xmit(skb, priv->dev);
+	lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret);
+	return ret;
 }
 
 /**
  * @brief Mark non-mesh packets and handover them to wlan_hard_start_xmit
  *
  */
-static int wlan_pre_start_xmit(struct sk_buff *skb, struct net_device *dev) {
-	ENTER();
+static int wlan_pre_start_xmit(struct sk_buff *skb, struct net_device *dev)
+{
+	int ret;
+
+	lbs_deb_enter(LBS_DEB_NET);
+
 	UNSET_MESH_FRAME(skb);
-	LEAVE();
-	return wlan_hard_start_xmit(skb, dev);
+
+	ret = wlan_hard_start_xmit(skb, dev);
+	lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
+	return ret;
 }
 
 static void wlan_tx_timeout(struct net_device *dev)
 {
 	wlan_private *priv = (wlan_private *) dev->priv;
 
-	ENTER();
+	lbs_deb_enter(LBS_DEB_TX);
 
-	lbs_pr_err("tx watch dog timeout!\n");
+	lbs_pr_err("tx watch dog timeout\n");
 
-	priv->wlan_dev.dnld_sent = DNLD_RES_RECEIVED;
+	priv->dnld_sent = DNLD_RES_RECEIVED;
 	dev->trans_start = jiffies;
 
 	if (priv->adapter->currenttxskb) {
@@ -550,10 +437,12 @@ static void wlan_tx_timeout(struct net_device *dev)
 			libertas_send_tx_feedback(priv);
 		} else
 			wake_up_interruptible(&priv->mainthread.waitq);
-	} else if (priv->adapter->connect_status == libertas_connected)
-		netif_wake_queue(priv->wlan_dev.netdev);
+	} else if (priv->adapter->connect_status == libertas_connected) {
+		netif_wake_queue(priv->dev);
+		netif_wake_queue(priv->mesh_dev);
+	}
 
-	LEAVE();
+	lbs_deb_leave(LBS_DEB_TX);
 }
 
 /**
@@ -576,7 +465,10 @@ static int wlan_set_mac_address(struct net_device *dev, void *addr)
 	wlan_adapter *adapter = priv->adapter;
 	struct sockaddr *phwaddr = addr;
 
-	ENTER();
+	lbs_deb_enter(LBS_DEB_NET);
+
+	/* In case it was called from the mesh device */
+	dev = priv->dev ;
 
 	memset(adapter->current_addr, 0, ETH_ALEN);
 
@@ -591,17 +483,18 @@ static int wlan_set_mac_address(struct net_device *dev, void *addr)
 				    cmd_option_waitforrsp, 0, NULL);
 
 	if (ret) {
-		lbs_pr_debug(1, "set mac address failed.\n");
+		lbs_deb_net("set MAC address failed\n");
 		ret = -1;
 		goto done;
 	}
 
 	lbs_dbg_hex("adapter->macaddr:", adapter->current_addr, ETH_ALEN);
 	memcpy(dev->dev_addr, adapter->current_addr, ETH_ALEN);
-	memcpy(((wlan_private *) dev->priv)->mesh_dev->dev_addr, adapter->current_addr, ETH_ALEN);
+	if (priv->mesh_dev)
+		memcpy(priv->mesh_dev->dev_addr, adapter->current_addr, ETH_ALEN);
 
 done:
-	LEAVE();
+	lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
 	return ret;
 }
 
@@ -626,12 +519,12 @@ static void wlan_set_multicast_list(struct net_device *dev)
 	wlan_adapter *adapter = priv->adapter;
 	int oldpacketfilter;
 
-	ENTER();
+	lbs_deb_enter(LBS_DEB_NET);
 
 	oldpacketfilter = adapter->currentpacketfilter;
 
 	if (dev->flags & IFF_PROMISC) {
-		lbs_pr_debug(1, "enable Promiscuous mode\n");
+		lbs_deb_net("enable promiscuous mode\n");
 		adapter->currentpacketfilter |=
 		    cmd_act_mac_promiscuous_enable;
 		adapter->currentpacketfilter &=
@@ -644,7 +537,7 @@ static void wlan_set_multicast_list(struct net_device *dev)
 
 		if (dev->flags & IFF_ALLMULTI || dev->mc_count >
 		    MRVDRV_MAX_MULTICAST_LIST_SIZE) {
-			lbs_pr_debug(1, "Enabling All Multicast!\n");
+			lbs_deb_net( "enabling all multicast\n");
 			adapter->currentpacketfilter |=
 			    cmd_act_mac_all_multicast_enable;
 			adapter->currentpacketfilter &=
@@ -654,8 +547,8 @@ static void wlan_set_multicast_list(struct net_device *dev)
 			    ~cmd_act_mac_all_multicast_enable;
 
 			if (!dev->mc_count) {
-				lbs_pr_debug(1, "No multicast addresses - "
-				       "disabling multicast!\n");
+				lbs_deb_net("no multicast addresses, "
+				       "disabling multicast\n");
 				adapter->currentpacketfilter &=
 				    ~cmd_act_mac_multicast_enable;
 			} else {
@@ -667,12 +560,12 @@ static void wlan_set_multicast_list(struct net_device *dev)
 				adapter->nr_of_multicastmacaddr =
 				    wlan_copy_multicast_address(adapter, dev);
 
-				lbs_pr_debug(1, "Multicast addresses: %d\n",
+				lbs_deb_net("multicast addresses: %d\n",
 				       dev->mc_count);
 
 				for (i = 0; i < dev->mc_count; i++) {
-					lbs_pr_debug(1, "Multicast address %d:"
-					       "%x %x %x %x %x %x\n", i,
+					lbs_deb_net("Multicast address %d:"
+					       MAC_FMT "\n", i,
 					       adapter->multicastlist[i][0],
 					       adapter->multicastlist[i][1],
 					       adapter->multicastlist[i][2],
@@ -680,7 +573,7 @@ static void wlan_set_multicast_list(struct net_device *dev)
 					       adapter->multicastlist[i][4],
 					       adapter->multicastlist[i][5]);
 				}
-				/* set multicast addresses to firmware */
+				/* send multicast addresses to firmware */
 				libertas_prepare_and_send_command(priv,
 						      cmd_mac_multicast_adr,
 						      cmd_act_set, 0, 0,
@@ -693,13 +586,13 @@ static void wlan_set_multicast_list(struct net_device *dev)
 		libertas_set_mac_packet_filter(priv);
 	}
 
-	LEAVE();
+	lbs_deb_leave(LBS_DEB_NET);
 }
 
 /**
- *  @brief This function hanldes the major job in WLAN driver.
- *  it handles the event generated by firmware, rx data received
- *  from firmware and tx data sent from kernel.
+ *  @brief This function handles the major jobs in the WLAN driver.
+ *  It handles all events generated by firmware, RX data received
+ *  from firmware and TX data sent from kernel.
  *
  *  @param data    A pointer to wlan_thread structure
  *  @return 	   0
@@ -712,26 +605,26 @@ static int wlan_service_main_thread(void *data)
 	wait_queue_t wait;
 	u8 ireg = 0;
 
-	ENTER();
+	lbs_deb_enter(LBS_DEB_THREAD);
 
 	wlan_activate_thread(thread);
 
 	init_waitqueue_entry(&wait, current);
 
 	for (;;) {
-		lbs_pr_debug(1, "main-thread 111: intcounter=%d "
+		lbs_deb_thread( "main-thread 111: intcounter=%d "
 		       "currenttxskb=%p dnld_sent=%d\n",
 		       adapter->intcounter,
-		       adapter->currenttxskb, priv->wlan_dev.dnld_sent);
+		       adapter->currenttxskb, priv->dnld_sent);
 
 		add_wait_queue(&thread->waitq, &wait);
 		set_current_state(TASK_INTERRUPTIBLE);
 		spin_lock_irq(&adapter->driver_lock);
 		if ((adapter->psstate == PS_STATE_SLEEP) ||
 		    (!adapter->intcounter
-		     && (priv->wlan_dev.dnld_sent || adapter->cur_cmd ||
+		     && (priv->dnld_sent || adapter->cur_cmd ||
 			 list_empty(&adapter->cmdpendingq)))) {
-			lbs_pr_debug(1,
+			lbs_deb_thread(
 			       "main-thread sleeping... Conn=%d IntC=%d PS_mode=%d PS_State=%d\n",
 			       adapter->connect_status, adapter->intcounter,
 			       adapter->psmode, adapter->psstate);
@@ -741,23 +634,23 @@ static int wlan_service_main_thread(void *data)
 			spin_unlock_irq(&adapter->driver_lock);
 
 
-		lbs_pr_debug(1,
+		lbs_deb_thread(
 		       "main-thread 222 (waking up): intcounter=%d currenttxskb=%p "
 		       "dnld_sent=%d\n", adapter->intcounter,
-		       adapter->currenttxskb, priv->wlan_dev.dnld_sent);
+		       adapter->currenttxskb, priv->dnld_sent);
 
 		set_current_state(TASK_RUNNING);
 		remove_wait_queue(&thread->waitq, &wait);
 		try_to_freeze();
 
-		lbs_pr_debug(1, "main-thread 333: intcounter=%d currenttxskb=%p "
+		lbs_deb_thread("main-thread 333: intcounter=%d currenttxskb=%p "
 		       "dnld_sent=%d\n",
 		       adapter->intcounter,
-		       adapter->currenttxskb, priv->wlan_dev.dnld_sent);
+		       adapter->currenttxskb, priv->dnld_sent);
 
 		if (kthread_should_stop()
 		    || adapter->surpriseremoved) {
-			lbs_pr_debug(1,
+			lbs_deb_thread(
 			       "main-thread: break from main thread: surpriseremoved=0x%x\n",
 			       adapter->surpriseremoved);
 			break;
@@ -768,10 +661,10 @@ static int wlan_service_main_thread(void *data)
 		if (adapter->intcounter) {
 			u8 int_status;
 			adapter->intcounter = 0;
-			int_status = libertas_sbi_get_int_status(priv, &ireg);
+			int_status = priv->hw_get_int_status(priv, &ireg);
 
 			if (int_status) {
-				lbs_pr_debug(1,
+				lbs_deb_thread(
 				       "main-thread: reading HOST_INT_STATUS_REG failed\n");
 				spin_unlock_irq(&adapter->driver_lock);
 				continue;
@@ -779,14 +672,14 @@ static int wlan_service_main_thread(void *data)
 			adapter->hisregcpy |= ireg;
 		}
 
-		lbs_pr_debug(1, "main-thread 444: intcounter=%d currenttxskb=%p "
+		lbs_deb_thread("main-thread 444: intcounter=%d currenttxskb=%p "
 		       "dnld_sent=%d\n",
 		       adapter->intcounter,
-		       adapter->currenttxskb, priv->wlan_dev.dnld_sent);
+		       adapter->currenttxskb, priv->dnld_sent);
 
 		/* command response? */
 		if (adapter->hisregcpy & his_cmdupldrdy) {
-			lbs_pr_debug(1, "main-thread: cmd response ready.\n");
+			lbs_deb_thread("main-thread: cmd response ready\n");
 
 			adapter->hisregcpy &= ~his_cmdupldrdy;
 			spin_unlock_irq(&adapter->driver_lock);
@@ -796,13 +689,13 @@ static int wlan_service_main_thread(void *data)
 
 		/* Any Card Event */
 		if (adapter->hisregcpy & his_cardevent) {
-			lbs_pr_debug(1, "main-thread: Card Event Activity.\n");
+			lbs_deb_thread("main-thread: Card Event Activity\n");
 
 			adapter->hisregcpy &= ~his_cardevent;
 
-			if (libertas_sbi_read_event_cause(priv)) {
+			if (priv->hw_read_event_cause(priv)) {
 				lbs_pr_alert(
-				       "main-thread: libertas_sbi_read_event_cause failed.\n");
+				       "main-thread: hw_read_event_cause failed\n");
 				spin_unlock_irq(&adapter->driver_lock);
 				continue;
 			}
@@ -813,15 +706,15 @@ static int wlan_service_main_thread(void *data)
 
 		/* Check if we need to confirm Sleep Request received previously */
 		if (adapter->psstate == PS_STATE_PRE_SLEEP) {
-			if (!priv->wlan_dev.dnld_sent && !adapter->cur_cmd) {
+			if (!priv->dnld_sent && !adapter->cur_cmd) {
 				if (adapter->connect_status ==
 				    libertas_connected) {
-					lbs_pr_debug(1,
+					lbs_deb_thread(
 					       "main_thread: PRE_SLEEP--intcounter=%d currenttxskb=%p "
 					       "dnld_sent=%d cur_cmd=%p, confirm now\n",
 					       adapter->intcounter,
 					       adapter->currenttxskb,
-					       priv->wlan_dev.dnld_sent,
+					       priv->dnld_sent,
 					       adapter->cur_cmd);
 
 					libertas_ps_confirm_sleep(priv,
@@ -847,7 +740,7 @@ static int wlan_service_main_thread(void *data)
 			continue;
 
 		/* Execute the next command */
-		if (!priv->wlan_dev.dnld_sent && !priv->adapter->cur_cmd)
+		if (!priv->dnld_sent && !priv->adapter->cur_cmd)
 			libertas_execute_next_command(priv);
 
 		/* Wake-up command waiters which can't sleep in
@@ -864,7 +757,7 @@ static int wlan_service_main_thread(void *data)
 	wake_up_all(&adapter->cmd_pending);
 	wlan_deactivate_thread(thread);
 
-	LEAVE();
+	lbs_deb_leave(LBS_DEB_THREAD);
 	return 0;
 }
 
@@ -875,49 +768,32 @@ static int wlan_service_main_thread(void *data)
  *  @param card    A pointer to card
  *  @return 	   A pointer to wlan_private structure
  */
-wlan_private *wlan_add_card(void *card)
+wlan_private *libertas_add_card(void *card, struct device *dmdev)
 {
 	struct net_device *dev = NULL;
-	struct net_device *mesh_dev = NULL;
 	wlan_private *priv = NULL;
 
-	ENTER();
+	lbs_deb_enter(LBS_DEB_NET);
 
 	/* Allocate an Ethernet device and register it */
 	if (!(dev = alloc_etherdev(sizeof(wlan_private)))) {
-		lbs_pr_alert( "Init ethernet device failed!\n");
+		lbs_pr_err("init ethX device failed\n");
 		return NULL;
 	}
-
 	priv = dev->priv;
 
 	/* allocate buffer for wlan_adapter */
-	if (!(priv->adapter = kmalloc(sizeof(wlan_adapter), GFP_KERNEL))) {
-		lbs_pr_alert( "Allocate buffer for wlan_adapter failed!\n");
-		goto err_kmalloc;
+	if (!(priv->adapter = kzalloc(sizeof(wlan_adapter), GFP_KERNEL))) {
+		lbs_pr_err("allocate buffer for wlan_adapter failed\n");
+		goto err_kzalloc;
 	}
 
-	/* Allocate a virtual mesh device */
-	if (!(mesh_dev = alloc_netdev(0, "msh%d", ether_setup))) {
-		lbs_pr_debug(1, "Init ethernet device failed!\n");
-		return NULL;
-	}
-
-	/* Both intervaces share the priv structure */
-	mesh_dev->priv = priv;
-
-	/* init wlan_adapter */
-	memset(priv->adapter, 0, sizeof(wlan_adapter));
-
-	priv->wlan_dev.netdev = dev;
-	priv->wlan_dev.card = card;
+	priv->dev = dev;
+	priv->card = card;
 	priv->mesh_open = 0;
 	priv->infra_open = 0;
-	priv->mesh_dev = mesh_dev;
-	wlanpriv = priv;
 
 	SET_MODULE_OWNER(dev);
-	SET_MODULE_OWNER(mesh_dev);
 
 	/* Setup the OS Interface to our functions */
 	dev->open = wlan_open;
@@ -925,116 +801,171 @@ wlan_private *wlan_add_card(void *card)
 	dev->stop = wlan_close;
 	dev->do_ioctl = libertas_do_ioctl;
 	dev->set_mac_address = wlan_set_mac_address;
-	mesh_dev->open = mesh_open;
-	mesh_dev->hard_start_xmit = mesh_pre_start_xmit;
-	mesh_dev->stop = mesh_close;
-	mesh_dev->do_ioctl = libertas_do_ioctl;
-	memcpy(mesh_dev->dev_addr, wlanpriv->wlan_dev.netdev->dev_addr,
-			sizeof(wlanpriv->wlan_dev.netdev->dev_addr));
-
-#define	WLAN_WATCHDOG_TIMEOUT	(5 * HZ)
-
 	dev->tx_timeout = wlan_tx_timeout;
 	dev->get_stats = wlan_get_stats;
-	dev->watchdog_timeo = WLAN_WATCHDOG_TIMEOUT;
+	dev->watchdog_timeo = 5 * HZ;
 	dev->ethtool_ops = &libertas_ethtool_ops;
-	mesh_dev->get_stats = wlan_get_stats;
-	mesh_dev->ethtool_ops = &libertas_ethtool_ops;
-
 #ifdef	WIRELESS_EXT
 	dev->wireless_handlers = (struct iw_handler_def *)&libertas_handler_def;
-	mesh_dev->wireless_handlers = (struct iw_handler_def *)&libertas_handler_def;
 #endif
 #define NETIF_F_DYNALLOC 16
 	dev->features |= NETIF_F_DYNALLOC;
 	dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
 	dev->set_multicast_list = wlan_set_multicast_list;
 
+	SET_NETDEV_DEV(dev, dmdev);
+
 	INIT_LIST_HEAD(&priv->adapter->cmdfreeq);
 	INIT_LIST_HEAD(&priv->adapter->cmdpendingq);
 
 	spin_lock_init(&priv->adapter->driver_lock);
 	init_waitqueue_head(&priv->adapter->cmd_pending);
 	priv->adapter->nr_cmd_pending = 0;
+	goto done;
 
-	lbs_pr_debug(1, "Starting kthread...\n");
+err_kzalloc:
+	free_netdev(dev);
+	priv = NULL;
+done:
+	lbs_deb_leave_args(LBS_DEB_NET, "priv %p", priv);
+	return priv;
+}
+EXPORT_SYMBOL_GPL(libertas_add_card);
+
+int libertas_activate_card(wlan_private *priv, char *fw_name)
+{
+	struct net_device *dev = priv->dev;
+	int ret = -1;
+
+	lbs_deb_enter(LBS_DEB_MAIN);
+
+	lbs_deb_thread("Starting kthread...\n");
 	priv->mainthread.priv = priv;
 	wlan_create_thread(wlan_service_main_thread,
 			   &priv->mainthread, "wlan_main_service");
 
 	priv->assoc_thread =
 		create_singlethread_workqueue("libertas_assoc");
-	INIT_DELAYED_WORK(&priv->assoc_work, wlan_association_worker);
+	INIT_DELAYED_WORK(&priv->assoc_work, libertas_association_worker);
 
 	/*
 	 * Register the device. Fillup the private data structure with
 	 * relevant information from the card and request for the required
 	 * IRQ.
 	 */
-	if (libertas_sbi_register_dev(priv) < 0) {
-		lbs_pr_info("failed to register wlan device!\n");
+	if (priv->hw_register_dev(priv) < 0) {
+		lbs_pr_err("failed to register WLAN device\n");
 		goto err_registerdev;
 	}
 
 	/* init FW and HW */
-	if (libertas_init_fw(priv)) {
-		lbs_pr_debug(1, "Firmware Init failed\n");
+	if (fw_name && libertas_init_fw(priv, fw_name)) {
+		lbs_pr_err("firmware init failed\n");
 		goto err_registerdev;
 	}
 
 	if (register_netdev(dev)) {
-		lbs_pr_err("Cannot register network device!\n");
+		lbs_pr_err("cannot register ethX device\n");
 		goto err_init_fw;
 	}
 
-	/* Register virtual mesh interface */
-	if (register_netdev(mesh_dev)) {
-		lbs_pr_info("Cannot register mesh virtual interface!\n");
-		goto err_init_fw;
-	}
-
-	lbs_pr_info("%s: Marvell Wlan 802.11 adapter ", dev->name);
+	lbs_pr_info("%s: Marvell WLAN 802.11 adapter\n", dev->name);
 
 	libertas_debugfs_init_one(priv, dev);
 
-	if (libertas_found == MAX_DEVS)
-		goto err_init_fw;
-	libertas_devs[libertas_found] = dev;
-	libertas_found++;
-#ifdef ENABLE_PM
-	if (!(wlan_pm_dev = pm_register(PM_UNKNOWN_DEV, 0, wlan_pm_callback)))
-		lbs_pr_alert( "failed to register PM callback\n");
-#endif
-	if (device_create_file(&(mesh_dev->dev), &dev_attr_libertas_mpp))
-		goto err_create_file;
+	ret = 0;
+	goto done;
 
-	LEAVE();
-	return priv;
-
-err_create_file:
-	device_remove_file(&(mesh_dev->dev), &dev_attr_libertas_mpp);
 err_init_fw:
-	libertas_sbi_unregister_dev(priv);
+	priv->hw_unregister_dev(priv);
 err_registerdev:
 	destroy_workqueue(priv->assoc_thread);
 	/* Stop the thread servicing the interrupts */
 	wake_up_interruptible(&priv->mainthread.waitq);
 	wlan_terminate_thread(&priv->mainthread);
-	kfree(priv->adapter);
-err_kmalloc:
-	free_netdev(dev);
+done:
+	lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
+	return ret;
+}
+EXPORT_SYMBOL_GPL(libertas_activate_card);
+
+
+/**
+ * @brief This function adds mshX interface
+ *
+ *  @param priv    A pointer to the wlan_private structure
+ *  @return 	   0 if successful, -X otherwise
+ */
+int libertas_add_mesh(wlan_private *priv, struct device *dev)
+{
+	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;
+
+	SET_MODULE_OWNER(mesh_dev);
+
+	mesh_dev->open = mesh_open;
+	mesh_dev->hard_start_xmit = mesh_pre_start_xmit;
+	mesh_dev->stop = mesh_close;
+	mesh_dev->do_ioctl = libertas_do_ioctl;
+	mesh_dev->get_stats = wlan_get_stats;
+	mesh_dev->set_mac_address = wlan_set_mac_address;
+	mesh_dev->ethtool_ops = &libertas_ethtool_ops;
+	memcpy(mesh_dev->dev_addr, priv->dev->dev_addr,
+			sizeof(priv->dev->dev_addr));
+
+	SET_NETDEV_DEV(priv->mesh_dev, dev);
+
+#ifdef	WIRELESS_EXT
+	mesh_dev->wireless_handlers = (struct iw_handler_def *)&mesh_handler_def;
+#endif
+#define NETIF_F_DYNALLOC 16
+
+	/* Register virtual mesh interface */
+	ret = register_netdev(mesh_dev);
+	if (ret) {
+		lbs_pr_err("cannot register mshX virtual interface\n");
+		goto err_free;
+	}
+
+	ret = device_create_file(&(mesh_dev->dev), &dev_attr_libertas_mpp);
+	if (ret)
+		goto err_unregister;
+
+	/* Everything successful */
+	ret = 0;
+	goto done;
+
+
+err_unregister:
+	unregister_netdev(mesh_dev);
+
+err_free:
 	free_netdev(mesh_dev);
-	wlanpriv = NULL;
 
-	LEAVE();
-	return NULL;
+done:
+	lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret);
+	return ret;
 }
+EXPORT_SYMBOL_GPL(libertas_add_mesh);
 
 static void wake_pending_cmdnodes(wlan_private *priv)
 {
 	struct cmd_ctrl_node *cmdnode;
 	unsigned long flags;
 
+	lbs_deb_enter(LBS_DEB_CMD);
+
 	spin_lock_irqsave(&priv->adapter->driver_lock, flags);
 	list_for_each_entry(cmdnode, &priv->adapter->cmdpendingq, list) {
 		cmdnode->cmdwaitqwoken = 1;
@@ -1044,40 +975,29 @@ static void wake_pending_cmdnodes(wlan_private *priv)
 }
 
 
-int wlan_remove_card(void *card)
+int libertas_remove_card(wlan_private *priv)
 {
-	wlan_private *priv = libertas_sbi_get_priv(card);
 	wlan_adapter *adapter;
 	struct net_device *dev;
-	struct net_device *mesh_dev;
 	union iwreq_data wrqu;
-	int i;
 
-	ENTER();
+	lbs_deb_enter(LBS_DEB_NET);
 
-	if (!priv) {
-		LEAVE();
-		return 0;
-	}
+	if (!priv)
+		goto out;
 
 	adapter = priv->adapter;
 
-	if (!adapter) {
-		LEAVE();
-		return 0;
-	}
+	if (!adapter)
+		goto out;
 
-	dev = priv->wlan_dev.netdev;
-	mesh_dev = priv->mesh_dev;
+	dev = priv->dev;
 
-	netif_stop_queue(mesh_dev);
-	netif_stop_queue(priv->wlan_dev.netdev);
-	netif_carrier_off(priv->wlan_dev.netdev);
+	netif_stop_queue(priv->dev);
+	netif_carrier_off(priv->dev);
 
 	wake_pending_cmdnodes(priv);
 
-	device_remove_file(&(mesh_dev->dev), &dev_attr_libertas_mpp);
-	unregister_netdev(mesh_dev);
 	unregister_netdev(dev);
 
 	cancel_delayed_work(&priv->assoc_work);
@@ -1090,11 +1010,7 @@ int wlan_remove_card(void *card)
 
 	memset(wrqu.ap_addr.sa_data, 0xaa, ETH_ALEN);
 	wrqu.ap_addr.sa_family = ARPHRD_ETHER;
-	wireless_send_event(priv->wlan_dev.netdev, SIOCGIWAP, &wrqu, NULL);
-
-#ifdef ENABLE_PM
-	pm_unregister(wlan_pm_dev);
-#endif
+	wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL);
 
 	adapter->surpriseremoved = 1;
 
@@ -1103,28 +1019,45 @@ int wlan_remove_card(void *card)
 
 	libertas_debugfs_remove_one(priv);
 
-	lbs_pr_debug(1, "Free adapter\n");
+	lbs_deb_net("free adapter\n");
 	libertas_free_adapter(priv);
 
-	for (i = 0; i<libertas_found; i++) {
-		if (libertas_devs[i]==priv->wlan_dev.netdev) {
-			libertas_devs[i] = libertas_devs[--libertas_found];
-			libertas_devs[libertas_found] = NULL ;
-			break ;
-		}
-	}
+	lbs_deb_net("unregister finish\n");
 
-	lbs_pr_debug(1, "Unregister finish\n");
+	priv->dev = NULL;
+	free_netdev(dev);
+
+out:
+	lbs_deb_leave(LBS_DEB_NET);
+	return 0;
+}
+EXPORT_SYMBOL_GPL(libertas_remove_card);
+
+
+void libertas_remove_mesh(wlan_private *priv)
+{
+	struct net_device *mesh_dev;
+
+	lbs_deb_enter(LBS_DEB_NET);
+
+	if (!priv)
+		goto out;
+
+	mesh_dev = priv->mesh_dev;
+
+	netif_stop_queue(mesh_dev);
+	netif_carrier_off(priv->mesh_dev);
+
+	device_remove_file(&(mesh_dev->dev), &dev_attr_libertas_mpp);
+	unregister_netdev(mesh_dev);
 
-	priv->wlan_dev.netdev = NULL;
 	priv->mesh_dev = NULL ;
 	free_netdev(mesh_dev);
-	free_netdev(dev);
-	wlanpriv = NULL;
 
-	LEAVE();
-	return 0;
+out:
+	lbs_deb_leave(LBS_DEB_NET);
 }
+EXPORT_SYMBOL_GPL(libertas_remove_mesh);
 
 /**
  *  @brief This function finds the CFP in
@@ -1139,33 +1072,34 @@ struct chan_freq_power *libertas_get_region_cfp_table(u8 region, u8 band, int *c
 {
 	int i, end;
 
-	ENTER();
+	lbs_deb_enter(LBS_DEB_MAIN);
 
 	end = sizeof(region_cfp_table)/sizeof(struct region_cfp_table);
 
 	for (i = 0; i < end ; i++) {
-		lbs_pr_debug(1, "region_cfp_table[i].region=%d\n",
+		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;
-			LEAVE();
+			lbs_deb_leave(LBS_DEB_MAIN);
 			return region_cfp_table[i].cfp_BG;
 		}
 	}
 
-	LEAVE();
+	lbs_deb_leave_args(LBS_DEB_MAIN, "ret NULL");
 	return NULL;
 }
 
 int libertas_set_regiontable(wlan_private * priv, u8 region, u8 band)
 {
 	wlan_adapter *adapter = priv->adapter;
+	int ret = 0;
 	int i = 0;
 
 	struct chan_freq_power *cfp;
 	int cfp_no;
 
-	ENTER();
+	lbs_deb_enter(LBS_DEB_MAIN);
 
 	memset(adapter->region_channel, 0, sizeof(adapter->region_channel));
 
@@ -1175,17 +1109,19 @@ int libertas_set_regiontable(wlan_private * priv, u8 region, u8 band)
 			adapter->region_channel[i].nrcfp = cfp_no;
 			adapter->region_channel[i].CFP = cfp;
 		} else {
-			lbs_pr_debug(1, "wrong region code %#x in band B-G\n",
+			lbs_deb_main("wrong region code %#x in band B/G\n",
 			       region);
-			return -1;
+			ret = -1;
+			goto out;
 		}
 		adapter->region_channel[i].valid = 1;
 		adapter->region_channel[i].region = region;
 		adapter->region_channel[i].band = band;
 		i++;
 	}
-	LEAVE();
-	return 0;
+out:
+	lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
+	return ret;
 }
 
 /**
@@ -1200,9 +1136,9 @@ void libertas_interrupt(struct net_device *dev)
 {
 	wlan_private *priv = dev->priv;
 
-	ENTER();
+	lbs_deb_enter(LBS_DEB_THREAD);
 
-	lbs_pr_debug(1, "libertas_interrupt: intcounter=%d\n",
+	lbs_deb_thread("libertas_interrupt: intcounter=%d\n",
 	       priv->adapter->intcounter);
 
 	priv->adapter->intcounter++;
@@ -1210,56 +1146,35 @@ void libertas_interrupt(struct net_device *dev)
 	if (priv->adapter->psstate == PS_STATE_SLEEP) {
 		priv->adapter->psstate = PS_STATE_AWAKE;
 		netif_wake_queue(dev);
+		netif_wake_queue(priv->mesh_dev);
 	}
 
 	wake_up_interruptible(&priv->mainthread.waitq);
 
-	LEAVE();
+	lbs_deb_leave(LBS_DEB_THREAD);
 }
+EXPORT_SYMBOL_GPL(libertas_interrupt);
 
-static int wlan_init_module(void)
+static int libertas_init_module(void)
 {
-	int ret = 0;
-
-	ENTER();
-
-	if (libertas_fw_name == NULL) {
-		libertas_fw_name = default_fw_name;
-	}
-
+	lbs_deb_enter(LBS_DEB_MAIN);
 	libertas_debugfs_init();
-
-	if (libertas_sbi_register()) {
-		ret = -1;
-		libertas_debugfs_remove();
-		goto done;
-	}
-
-done:
-	LEAVE();
-	return ret;
+	lbs_deb_leave(LBS_DEB_MAIN);
+	return 0;
 }
 
-static void wlan_cleanup_module(void)
+static void libertas_exit_module(void)
 {
-	int i;
-
-	ENTER();
-
-	for (i = 0; i<libertas_found; i++) {
-		wlan_private *priv = libertas_devs[i]->priv;
-		reset_device(priv);
-	}
+	lbs_deb_enter(LBS_DEB_MAIN);
 
-	libertas_sbi_unregister();
 	libertas_debugfs_remove();
 
-	LEAVE();
+	lbs_deb_leave(LBS_DEB_MAIN);
 }
 
-module_init(wlan_init_module);
-module_exit(wlan_cleanup_module);
+module_init(libertas_init_module);
+module_exit(libertas_exit_module);
 
-MODULE_DESCRIPTION("M-WLAN Driver");
+MODULE_DESCRIPTION("Libertas WLAN Driver Library");
 MODULE_AUTHOR("Marvell International Ltd.");
 MODULE_LICENSE("GPL");