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

12 files changed, 892 insertions, 489 deletions

diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig
index 2e8ac995d56..bd4a68c85a4 100644
--- a/drivers/net/wireless/Kconfig
+++ b/drivers/net/wireless/Kconfig
@@ -271,25 +271,14 @@ config IPW2200_DEBUG
 	bool "Enable full debugging output in IPW2200 module."
 	depends on IPW2200
 	---help---
-	  This option will enable debug tracing output for the IPW2200.  
+	  This option will enable low level debug tracing output for IPW2200.
 
-	  This will result in the kernel module being ~100k larger.  You can 
-	  control which debug output is sent to the kernel log by setting the 
-	  value in 
-
-	  /sys/bus/pci/drivers/ipw2200/debug_level
-
-	  This entry will only exist if this option is enabled.
+	  Note, normal debug code is already compiled in. This low level
+	  debug option enables debug on hot paths (e.g Tx, Rx, ISR) and
+	  will result in the kernel module being ~70 larger.  Most users
+	  will typically not need this high verbosity debug information.
 
-	  To set a value, simply echo an 8-byte hex value to the same file:
-
-	  % echo 0x00000FFO > /sys/bus/pci/drivers/ipw2200/debug_level
-
-	  You can find the list of debug mask values in 
-	  drivers/net/wireless/ipw2200.h
-
-	  If you are not trying to debug or develop the IPW2200 driver, you 
-	  most likely want to say N here.
+	  If you are not sure, say N here.
 
 config AIRO
 	tristate "Cisco/Aironet 34X/35X/4500/4800 ISA and PCI cards"
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 16befbcea58..e088ceefb4a 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -47,6 +47,7 @@
 #include <linux/pci.h>
 #include <asm/uaccess.h>
 #include <net/ieee80211.h>
+#include <linux/kthread.h>
 
 #include "airo.h"
 
@@ -1187,11 +1188,10 @@ struct airo_info {
 			int whichbap);
 	unsigned short *flash;
 	tdsRssiEntry *rssi;
-	struct task_struct *task;
+	struct task_struct *list_bss_task;
+	struct task_struct *airo_thread_task;
 	struct semaphore sem;
-	pid_t thr_pid;
 	wait_queue_head_t thr_wait;
-	struct completion thr_exited;
 	unsigned long expires;
 	struct {
 		struct sk_buff *skb;
@@ -1733,12 +1733,12 @@ static int readBSSListRid(struct airo_info *ai, int first,
 		cmd.cmd=CMD_LISTBSS;
 		if (down_interruptible(&ai->sem))
 			return -ERESTARTSYS;
+		ai->list_bss_task = current;
 		issuecommand(ai, &cmd, &rsp);
 		up(&ai->sem);
 		/* Let the command take effect */
-		ai->task = current;
-		ssleep(3);
-		ai->task = NULL;
+		schedule_timeout_uninterruptible(3 * HZ);
+		ai->list_bss_task = NULL;
 	}
 	rc = PC4500_readrid(ai, first ? ai->bssListFirst : ai->bssListNext,
 			    list, ai->bssListRidLen, 1);
@@ -2400,8 +2400,7 @@ void stop_airo_card( struct net_device *dev, int freeres )
 		clear_bit(FLAG_REGISTERED, &ai->flags);
 	}
 	set_bit(JOB_DIE, &ai->jobs);
-	kill_proc(ai->thr_pid, SIGTERM, 1);
-	wait_for_completion(&ai->thr_exited);
+	kthread_stop(ai->airo_thread_task);
 
 	/*
 	 * Clean out tx queue
@@ -2811,9 +2810,8 @@ static struct net_device *_init_airo_card( unsigned short irq, int port,
 	ai->config.len = 0;
 	ai->pci = pci;
 	init_waitqueue_head (&ai->thr_wait);
-	init_completion (&ai->thr_exited);
-	ai->thr_pid = kernel_thread(airo_thread, dev, CLONE_FS | CLONE_FILES);
-	if (ai->thr_pid < 0)
+	ai->airo_thread_task = kthread_run(airo_thread, dev, dev->name);
+	if (IS_ERR(ai->airo_thread_task))
 		goto err_out_free;
 	ai->tfm = NULL;
 	rc = add_airo_dev( dev );
@@ -2930,8 +2928,7 @@ err_out_unlink:
 	del_airo_dev(dev);
 err_out_thr:
 	set_bit(JOB_DIE, &ai->jobs);
-	kill_proc(ai->thr_pid, SIGTERM, 1);
-	wait_for_completion(&ai->thr_exited);
+	kthread_stop(ai->airo_thread_task);
 err_out_free:
 	free_netdev(dev);
 	return NULL;
@@ -3063,13 +3060,7 @@ static int airo_thread(void *data) {
 	struct airo_info *ai = dev->priv;
 	int locked;
 	
-	daemonize("%s", dev->name);
-	allow_signal(SIGTERM);
-
 	while(1) {
-		if (signal_pending(current))
-			flush_signals(current);
-
 		/* make swsusp happy with our thread */
 		try_to_freeze();
 
@@ -3097,7 +3088,7 @@ static int airo_thread(void *data) {
 						set_bit(JOB_AUTOWEP, &ai->jobs);
 						break;
 					}
-					if (!signal_pending(current)) {
+					if (!kthread_should_stop()) {
 						unsigned long wake_at;
 						if (!ai->expires || !ai->scan_timeout) {
 							wake_at = max(ai->expires,
@@ -3109,7 +3100,7 @@ static int airo_thread(void *data) {
 						schedule_timeout(wake_at - jiffies);
 						continue;
 					}
-				} else if (!signal_pending(current)) {
+				} else if (!kthread_should_stop()) {
 					schedule();
 					continue;
 				}
@@ -3154,7 +3145,8 @@ static int airo_thread(void *data) {
 		else  /* Shouldn't get here, but we make sure to unlock */
 			up(&ai->sem);
 	}
-	complete_and_exit (&ai->thr_exited, 0);
+
+	return 0;
 }
 
 static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs) {
@@ -3235,8 +3227,8 @@ static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs)
 			if(newStatus == ASSOCIATED || newStatus == REASSOCIATED) {
 				if (auto_wep)
 					apriv->expires = 0;
-				if (apriv->task)
-					wake_up_process (apriv->task);
+				if (apriv->list_bss_task)
+					wake_up_process(apriv->list_bss_task);
 				set_bit(FLAG_UPDATE_UNI, &apriv->flags);
 				set_bit(FLAG_UPDATE_MULTI, &apriv->flags);
 
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx.h b/drivers/net/wireless/bcm43xx/bcm43xx.h
index c6ee1e974c8..62fd7e23778 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx.h
+++ b/drivers/net/wireless/bcm43xx/bcm43xx.h
@@ -33,14 +33,18 @@
 #define BCM43xx_PCICFG_ICR		0x94
 
 /* MMIO offsets */
-#define BCM43xx_MMIO_DMA1_REASON	0x20
-#define BCM43xx_MMIO_DMA1_IRQ_MASK	0x24
-#define BCM43xx_MMIO_DMA2_REASON	0x28
-#define BCM43xx_MMIO_DMA2_IRQ_MASK	0x2C
-#define BCM43xx_MMIO_DMA3_REASON	0x30
-#define BCM43xx_MMIO_DMA3_IRQ_MASK	0x34
-#define BCM43xx_MMIO_DMA4_REASON	0x38
-#define BCM43xx_MMIO_DMA4_IRQ_MASK	0x3C
+#define BCM43xx_MMIO_DMA0_REASON	0x20
+#define BCM43xx_MMIO_DMA0_IRQ_MASK	0x24
+#define BCM43xx_MMIO_DMA1_REASON	0x28
+#define BCM43xx_MMIO_DMA1_IRQ_MASK	0x2C
+#define BCM43xx_MMIO_DMA2_REASON	0x30
+#define BCM43xx_MMIO_DMA2_IRQ_MASK	0x34
+#define BCM43xx_MMIO_DMA3_REASON	0x38
+#define BCM43xx_MMIO_DMA3_IRQ_MASK	0x3C
+#define BCM43xx_MMIO_DMA4_REASON	0x40
+#define BCM43xx_MMIO_DMA4_IRQ_MASK	0x44
+#define BCM43xx_MMIO_DMA5_REASON	0x48
+#define BCM43xx_MMIO_DMA5_IRQ_MASK	0x4C
 #define BCM43xx_MMIO_STATUS_BITFIELD	0x120
 #define BCM43xx_MMIO_STATUS2_BITFIELD	0x124
 #define BCM43xx_MMIO_GEN_IRQ_REASON	0x128
@@ -56,14 +60,27 @@
 #define BCM43xx_MMIO_XMITSTAT_1		0x174
 #define BCM43xx_MMIO_REV3PLUS_TSF_LOW	0x180 /* core rev >= 3 only */
 #define BCM43xx_MMIO_REV3PLUS_TSF_HIGH	0x184 /* core rev >= 3 only */
-#define BCM43xx_MMIO_DMA1_BASE		0x200
-#define BCM43xx_MMIO_DMA2_BASE		0x220
-#define BCM43xx_MMIO_DMA3_BASE		0x240
-#define BCM43xx_MMIO_DMA4_BASE		0x260
+
+/* 32-bit DMA */
+#define BCM43xx_MMIO_DMA32_BASE0	0x200
+#define BCM43xx_MMIO_DMA32_BASE1	0x220
+#define BCM43xx_MMIO_DMA32_BASE2	0x240
+#define BCM43xx_MMIO_DMA32_BASE3	0x260
+#define BCM43xx_MMIO_DMA32_BASE4	0x280
+#define BCM43xx_MMIO_DMA32_BASE5	0x2A0
+/* 64-bit DMA */
+#define BCM43xx_MMIO_DMA64_BASE0	0x200
+#define BCM43xx_MMIO_DMA64_BASE1	0x240
+#define BCM43xx_MMIO_DMA64_BASE2	0x280
+#define BCM43xx_MMIO_DMA64_BASE3	0x2C0
+#define BCM43xx_MMIO_DMA64_BASE4	0x300
+#define BCM43xx_MMIO_DMA64_BASE5	0x340
+/* PIO */
 #define BCM43xx_MMIO_PIO1_BASE		0x300
 #define BCM43xx_MMIO_PIO2_BASE		0x310
 #define BCM43xx_MMIO_PIO3_BASE		0x320
 #define BCM43xx_MMIO_PIO4_BASE		0x330
+
 #define BCM43xx_MMIO_PHY_VER		0x3E0
 #define BCM43xx_MMIO_PHY_RADIO		0x3E2
 #define BCM43xx_MMIO_ANTENNA		0x3E8
@@ -233,8 +250,14 @@
 #define BCM43xx_SBTMSTATELOW_FORCE_GATE_CLOCK	0x20000
 
 /* sbtmstatehigh state flags */
-#define BCM43xx_SBTMSTATEHIGH_SERROR		0x1
-#define BCM43xx_SBTMSTATEHIGH_BUSY		0x4
+#define BCM43xx_SBTMSTATEHIGH_SERROR		0x00000001
+#define BCM43xx_SBTMSTATEHIGH_BUSY		0x00000004
+#define BCM43xx_SBTMSTATEHIGH_TIMEOUT		0x00000020
+#define BCM43xx_SBTMSTATEHIGH_COREFLAGS		0x1FFF0000
+#define BCM43xx_SBTMSTATEHIGH_DMA64BIT		0x10000000
+#define BCM43xx_SBTMSTATEHIGH_GATEDCLK		0x20000000
+#define BCM43xx_SBTMSTATEHIGH_BISTFAILED	0x40000000
+#define BCM43xx_SBTMSTATEHIGH_BISTCOMPLETE	0x80000000
 
 /* sbimstate flags */
 #define BCM43xx_SBIMSTATE_IB_ERROR		0x20000
@@ -574,8 +597,11 @@ struct bcm43xx_dma {
 	struct bcm43xx_dmaring *tx_ring1;
 	struct bcm43xx_dmaring *tx_ring2;
 	struct bcm43xx_dmaring *tx_ring3;
+	struct bcm43xx_dmaring *tx_ring4;
+	struct bcm43xx_dmaring *tx_ring5;
+
 	struct bcm43xx_dmaring *rx_ring0;
-	struct bcm43xx_dmaring *rx_ring1; /* only available on core.rev < 5 */
+	struct bcm43xx_dmaring *rx_ring3; /* only available on core.rev < 5 */
 };
 
 /* Data structures for PIO transmission, per 80211 core. */
@@ -739,7 +765,7 @@ struct bcm43xx_private {
 
 	/* Reason code of the last interrupt. */
 	u32 irq_reason;
-	u32 dma_reason[4];
+	u32 dma_reason[6];
 	/* saved irq enable/disable state bitfield. */
 	u32 irq_savedstate;
 	/* Link Quality calculation context. */
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_dma.c b/drivers/net/wireless/bcm43xx/bcm43xx_dma.c
index d0318e525ba..76e3aed4b47 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_dma.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_dma.c
@@ -4,7 +4,7 @@
 
   DMA ringbuffer and descriptor allocation/management
 
-  Copyright (c) 2005 Michael Buesch <mbuesch@freenet.de>
+  Copyright (c) 2005, 2006 Michael Buesch <mbuesch@freenet.de>
 
   Some code in this file is derived from the b44.c driver
   Copyright (C) 2002 David S. Miller
@@ -109,6 +109,35 @@ void return_slot(struct bcm43xx_dmaring *ring, int slot)
 	}
 }
 
+u16 bcm43xx_dmacontroller_base(int dma64bit, int controller_idx)
+{
+	static const u16 map64[] = {
+		BCM43xx_MMIO_DMA64_BASE0,
+		BCM43xx_MMIO_DMA64_BASE1,
+		BCM43xx_MMIO_DMA64_BASE2,
+		BCM43xx_MMIO_DMA64_BASE3,
+		BCM43xx_MMIO_DMA64_BASE4,
+		BCM43xx_MMIO_DMA64_BASE5,
+	};
+	static const u16 map32[] = {
+		BCM43xx_MMIO_DMA32_BASE0,
+		BCM43xx_MMIO_DMA32_BASE1,
+		BCM43xx_MMIO_DMA32_BASE2,
+		BCM43xx_MMIO_DMA32_BASE3,
+		BCM43xx_MMIO_DMA32_BASE4,
+		BCM43xx_MMIO_DMA32_BASE5,
+	};
+
+	if (dma64bit) {
+		assert(controller_idx >= 0 &&
+		       controller_idx < ARRAY_SIZE(map64));
+		return map64[controller_idx];
+	}
+	assert(controller_idx >= 0 &&
+	       controller_idx < ARRAY_SIZE(map32));
+	return map32[controller_idx];
+}
+
 static inline
 dma_addr_t map_descbuffer(struct bcm43xx_dmaring *ring,
 			  unsigned char *buf,
@@ -172,7 +201,6 @@ void sync_descbuffer_for_device(struct bcm43xx_dmaring *ring,
 /* Unmap and free a descriptor buffer. */
 static inline
 void free_descriptor_buffer(struct bcm43xx_dmaring *ring,
-			    struct bcm43xx_dmadesc *desc,
 			    struct bcm43xx_dmadesc_meta *meta,
 			    int irq_context)
 {
@@ -188,23 +216,13 @@ static int alloc_ringmemory(struct bcm43xx_dmaring *ring)
 {
 	struct device *dev = &(ring->bcm->pci_dev->dev);
 
-	ring->vbase = dma_alloc_coherent(dev, BCM43xx_DMA_RINGMEMSIZE,
-					 &(ring->dmabase), GFP_KERNEL);
-	if (!ring->vbase) {
+	ring->descbase = dma_alloc_coherent(dev, BCM43xx_DMA_RINGMEMSIZE,
+					    &(ring->dmabase), GFP_KERNEL);
+	if (!ring->descbase) {
 		printk(KERN_ERR PFX "DMA ringmemory allocation failed\n");
 		return -ENOMEM;
 	}
-	if (ring->dmabase + BCM43xx_DMA_RINGMEMSIZE > BCM43xx_DMA_BUSADDRMAX) {
-		printk(KERN_ERR PFX ">>>FATAL ERROR<<<  DMA RINGMEMORY >1G "
-				    "(0x%llx, len: %lu)\n",
-				(unsigned long long)ring->dmabase,
-				BCM43xx_DMA_RINGMEMSIZE);
-		dma_free_coherent(dev, BCM43xx_DMA_RINGMEMSIZE,
-				  ring->vbase, ring->dmabase);
-		return -ENOMEM;
-	}
-	assert(!(ring->dmabase & 0x000003FF));
-	memset(ring->vbase, 0, BCM43xx_DMA_RINGMEMSIZE);
+	memset(ring->descbase, 0, BCM43xx_DMA_RINGMEMSIZE);
 
 	return 0;
 }
@@ -214,26 +232,34 @@ static void free_ringmemory(struct bcm43xx_dmaring *ring)
 	struct device *dev = &(ring->bcm->pci_dev->dev);
 
 	dma_free_coherent(dev, BCM43xx_DMA_RINGMEMSIZE,
-			  ring->vbase, ring->dmabase);
+			  ring->descbase, ring->dmabase);
 }
 
 /* Reset the RX DMA channel */
 int bcm43xx_dmacontroller_rx_reset(struct bcm43xx_private *bcm,
-				   u16 mmio_base)
+				   u16 mmio_base, int dma64)
 {
 	int i;
 	u32 value;
+	u16 offset;
 
-	bcm43xx_write32(bcm,
-			mmio_base + BCM43xx_DMA_RX_CONTROL,
-			0x00000000);
+	offset = dma64 ? BCM43xx_DMA64_RXCTL : BCM43xx_DMA32_RXCTL;
+	bcm43xx_write32(bcm, mmio_base + offset, 0);
 	for (i = 0; i < 1000; i++) {
-		value = bcm43xx_read32(bcm,
-				       mmio_base + BCM43xx_DMA_RX_STATUS);
-		value &= BCM43xx_DMA_RXSTAT_STAT_MASK;
-		if (value == BCM43xx_DMA_RXSTAT_STAT_DISABLED) {
-			i = -1;
-			break;
+		offset = dma64 ? BCM43xx_DMA64_RXSTATUS : BCM43xx_DMA32_RXSTATUS;
+		value = bcm43xx_read32(bcm, mmio_base + offset);
+		if (dma64) {
+			value &= BCM43xx_DMA64_RXSTAT;
+			if (value == BCM43xx_DMA64_RXSTAT_DISABLED) {
+				i = -1;
+				break;
+			}
+		} else {
+			value &= BCM43xx_DMA32_RXSTATE;
+			if (value == BCM43xx_DMA32_RXSTAT_DISABLED) {
+				i = -1;
+				break;
+			}
 		}
 		udelay(10);
 	}
@@ -247,31 +273,47 @@ int bcm43xx_dmacontroller_rx_reset(struct bcm43xx_private *bcm,
 
 /* Reset the RX DMA channel */
 int bcm43xx_dmacontroller_tx_reset(struct bcm43xx_private *bcm,
-				   u16 mmio_base)
+				   u16 mmio_base, int dma64)
 {
 	int i;
 	u32 value;
+	u16 offset;
 
 	for (i = 0; i < 1000; i++) {
-		value = bcm43xx_read32(bcm,
-				       mmio_base + BCM43xx_DMA_TX_STATUS);
-		value &= BCM43xx_DMA_TXSTAT_STAT_MASK;
-		if (value == BCM43xx_DMA_TXSTAT_STAT_DISABLED ||
-		    value == BCM43xx_DMA_TXSTAT_STAT_IDLEWAIT ||
-		    value == BCM43xx_DMA_TXSTAT_STAT_STOPPED)
-			break;
+		offset = dma64 ? BCM43xx_DMA64_TXSTATUS : BCM43xx_DMA32_TXSTATUS;
+		value = bcm43xx_read32(bcm, mmio_base + offset);
+		if (dma64) {
+			value &= BCM43xx_DMA64_TXSTAT;
+			if (value == BCM43xx_DMA64_TXSTAT_DISABLED ||
+			    value == BCM43xx_DMA64_TXSTAT_IDLEWAIT ||
+			    value == BCM43xx_DMA64_TXSTAT_STOPPED)
+				break;
+		} else {
+			value &= BCM43xx_DMA32_TXSTATE;
+			if (value == BCM43xx_DMA32_TXSTAT_DISABLED ||
+			    value == BCM43xx_DMA32_TXSTAT_IDLEWAIT ||
+			    value == BCM43xx_DMA32_TXSTAT_STOPPED)
+				break;
+		}
 		udelay(10);
 	}
-	bcm43xx_write32(bcm,
-			mmio_base + BCM43xx_DMA_TX_CONTROL,
-			0x00000000);
+	offset = dma64 ? BCM43xx_DMA64_TXCTL : BCM43xx_DMA32_TXCTL;
+	bcm43xx_write32(bcm, mmio_base + offset, 0);
 	for (i = 0; i < 1000; i++) {
-		value = bcm43xx_read32(bcm,
-				       mmio_base + BCM43xx_DMA_TX_STATUS);
-		value &= BCM43xx_DMA_TXSTAT_STAT_MASK;
-		if (value == BCM43xx_DMA_TXSTAT_STAT_DISABLED) {
-			i = -1;
-			break;
+		offset = dma64 ? BCM43xx_DMA64_TXSTATUS : BCM43xx_DMA32_TXSTATUS;
+		value = bcm43xx_read32(bcm, mmio_base + offset);
+		if (dma64) {
+			value &= BCM43xx_DMA64_TXSTAT;
+			if (value == BCM43xx_DMA64_TXSTAT_DISABLED) {
+				i = -1;
+				break;
+			}
+		} else {
+			value &= BCM43xx_DMA32_TXSTATE;
+			if (value == BCM43xx_DMA32_TXSTAT_DISABLED) {
+				i = -1;
+				break;
+			}
 		}
 		udelay(10);
 	}
@@ -285,47 +327,98 @@ int bcm43xx_dmacontroller_tx_reset(struct bcm43xx_private *bcm,
 	return 0;
 }
 
+static void fill_descriptor(struct bcm43xx_dmaring *ring,
+			    struct bcm43xx_dmadesc_generic *desc,
+			    dma_addr_t dmaaddr,
+			    u16 bufsize,
+			    int start, int end, int irq)
+{
+	int slot;
+
+	slot = bcm43xx_dma_desc2idx(ring, desc);
+	assert(slot >= 0 && slot < ring->nr_slots);
+
+	if (ring->dma64) {
+		u32 ctl0 = 0, ctl1 = 0;
+		u32 addrlo, addrhi;
+		u32 addrext;
+
+		addrlo = (u32)(dmaaddr & 0xFFFFFFFF);
+		addrhi = (((u64)dmaaddr >> 32) & ~BCM43xx_DMA64_ROUTING);
+		addrext = (((u64)dmaaddr >> 32) >> BCM43xx_DMA64_ROUTING_SHIFT);
+		addrhi |= ring->routing;
+		if (slot == ring->nr_slots - 1)
+			ctl0 |= BCM43xx_DMA64_DCTL0_DTABLEEND;
+		if (start)
+			ctl0 |= BCM43xx_DMA64_DCTL0_FRAMESTART;
+		if (end)
+			ctl0 |= BCM43xx_DMA64_DCTL0_FRAMEEND;
+		if (irq)
+			ctl0 |= BCM43xx_DMA64_DCTL0_IRQ;
+		ctl1 |= (bufsize - ring->frameoffset)
+			& BCM43xx_DMA64_DCTL1_BYTECNT;
+		ctl1 |= (addrext << BCM43xx_DMA64_DCTL1_ADDREXT_SHIFT)
+			& BCM43xx_DMA64_DCTL1_ADDREXT_MASK;
+
+		desc->dma64.control0 = cpu_to_le32(ctl0);
+		desc->dma64.control1 = cpu_to_le32(ctl1);
+		desc->dma64.address_low = cpu_to_le32(addrlo);
+		desc->dma64.address_high = cpu_to_le32(addrhi);
+	} else {
+		u32 ctl;
+		u32 addr;
+		u32 addrext;
+
+		addr = (u32)(dmaaddr & ~BCM43xx_DMA32_ROUTING);
+		addrext = (u32)(dmaaddr & BCM43xx_DMA32_ROUTING)
+			   >> BCM43xx_DMA32_ROUTING_SHIFT;
+		addr |= ring->routing;
+		ctl = (bufsize - ring->frameoffset)
+		      & BCM43xx_DMA32_DCTL_BYTECNT;
+		if (slot == ring->nr_slots - 1)
+			ctl |= BCM43xx_DMA32_DCTL_DTABLEEND;
+		if (start)
+			ctl |= BCM43xx_DMA32_DCTL_FRAMESTART;
+		if (end)
+			ctl |= BCM43xx_DMA32_DCTL_FRAMEEND;
+		if (irq)
+			ctl |= BCM43xx_DMA32_DCTL_IRQ;
+		ctl |= (addrext << BCM43xx_DMA32_DCTL_ADDREXT_SHIFT)
+		       & BCM43xx_DMA32_DCTL_ADDREXT_MASK;
+
+		desc->dma32.control = cpu_to_le32(ctl);
+		desc->dma32.address = cpu_to_le32(addr);
+	}
+}
+
 static int setup_rx_descbuffer(struct bcm43xx_dmaring *ring,
-			       struct bcm43xx_dmadesc *desc,
+			       struct bcm43xx_dmadesc_generic *desc,
 			       struct bcm43xx_dmadesc_meta *meta,
 			       gfp_t gfp_flags)
 {
 	struct bcm43xx_rxhdr *rxhdr;
+	struct bcm43xx_hwxmitstatus *xmitstat;
 	dma_addr_t dmaaddr;
-	u32 desc_addr;
-	u32 desc_ctl;
-	const int slot = (int)(desc - ring->vbase);
 	struct sk_buff *skb;
 
-	assert(slot >= 0 && slot < ring->nr_slots);
 	assert(!ring->tx);
 
 	skb = __dev_alloc_skb(ring->rx_buffersize, gfp_flags);
 	if (unlikely(!skb))
 		return -ENOMEM;
 	dmaaddr = map_descbuffer(ring, skb->data, ring->rx_buffersize, 0);
-	if (unlikely(dmaaddr + ring->rx_buffersize > BCM43xx_DMA_BUSADDRMAX)) {
-		unmap_descbuffer(ring, dmaaddr, ring->rx_buffersize, 0);
-		dev_kfree_skb_any(skb);
-		printk(KERN_ERR PFX ">>>FATAL ERROR<<<  DMA RX SKB >1G "
-				    "(0x%llx, len: %u)\n",
-			(unsigned long long)dmaaddr, ring->rx_buffersize);
-		return -ENOMEM;
-	}
 	meta->skb = skb;
 	meta->dmaaddr = dmaaddr;
 	skb->dev = ring->bcm->net_dev;
-	desc_addr = (u32)(dmaaddr + ring->memoffset);
-	desc_ctl = (BCM43xx_DMADTOR_BYTECNT_MASK &
-		    (u32)(ring->rx_buffersize - ring->frameoffset));
-	if (slot == ring->nr_slots - 1)
-		desc_ctl |= BCM43xx_DMADTOR_DTABLEEND;
-	set_desc_addr(desc, desc_addr);
-	set_desc_ctl(desc, desc_ctl);
+
+	fill_descriptor(ring, desc, dmaaddr,
+			ring->rx_buffersize, 0, 0, 0);
 
 	rxhdr = (struct bcm43xx_rxhdr *)(skb->data);
 	rxhdr->frame_length = 0;
 	rxhdr->flags1 = 0;
+	xmitstat = (struct bcm43xx_hwxmitstatus *)(skb->data);
+	xmitstat->cookie = 0;
 
 	return 0;
 }
@@ -336,17 +429,17 @@ static int setup_rx_descbuffer(struct bcm43xx_dmaring *ring,
 static int alloc_initial_descbuffers(struct bcm43xx_dmaring *ring)
 {
 	int i, err = -ENOMEM;
-	struct bcm43xx_dmadesc *desc;
+	struct bcm43xx_dmadesc_generic *desc;
 	struct bcm43xx_dmadesc_meta *meta;
 
 	for (i = 0; i < ring->nr_slots; i++) {
-		desc = ring->vbase + i;
-		meta = ring->meta + i;
+		desc = bcm43xx_dma_idx2desc(ring, i, &meta);
 
 		err = setup_rx_descbuffer(ring, desc, meta, GFP_KERNEL);
 		if (err)
 			goto err_unwind;
 	}
+	mb();
 	ring->used_slots = ring->nr_slots;
 	err = 0;
 out:
@@ -354,8 +447,7 @@ out:
 
 err_unwind:
 	for (i--; i >= 0; i--) {
-		desc = ring->vbase + i;
-		meta = ring->meta + i;
+		desc = bcm43xx_dma_idx2desc(ring, i, &meta);
 
 		unmap_descbuffer(ring, meta->dmaaddr, ring->rx_buffersize, 0);
 		dev_kfree_skb(meta->skb);
@@ -371,27 +463,67 @@ static int dmacontroller_setup(struct bcm43xx_dmaring *ring)
 {
 	int err = 0;
 	u32 value;
+	u32 addrext;
 
 	if (ring->tx) {
-		/* Set Transmit Control register to "transmit enable" */
-		bcm43xx_dma_write(ring, BCM43xx_DMA_TX_CONTROL,
-				  BCM43xx_DMA_TXCTRL_ENABLE);
-		/* Set Transmit Descriptor ring address. */
-		bcm43xx_dma_write(ring, BCM43xx_DMA_TX_DESC_RING,
-				  ring->dmabase + ring->memoffset);
+		if (ring->dma64) {
+			u64 ringbase = (u64)(ring->dmabase);
+
+			addrext = ((ringbase >> 32) >> BCM43xx_DMA64_ROUTING_SHIFT);
+			value = BCM43xx_DMA64_TXENABLE;
+			value |= (addrext << BCM43xx_DMA64_TXADDREXT_SHIFT)
+				& BCM43xx_DMA64_TXADDREXT_MASK;
+			bcm43xx_dma_write(ring, BCM43xx_DMA64_TXCTL, value);
+			bcm43xx_dma_write(ring, BCM43xx_DMA64_TXRINGLO,
+					(ringbase & 0xFFFFFFFF));
+			bcm43xx_dma_write(ring, BCM43xx_DMA64_TXRINGHI,
+					((ringbase >> 32) & ~BCM43xx_DMA64_ROUTING)
+					| ring->routing);
+		} else {
+			u32 ringbase = (u32)(ring->dmabase);
+
+			addrext = (ringbase >> BCM43xx_DMA32_ROUTING_SHIFT);
+			value = BCM43xx_DMA32_TXENABLE;
+			value |= (addrext << BCM43xx_DMA32_TXADDREXT_SHIFT)
+				& BCM43xx_DMA32_TXADDREXT_MASK;
+			bcm43xx_dma_write(ring, BCM43xx_DMA32_TXCTL, value);
+			bcm43xx_dma_write(ring, BCM43xx_DMA32_TXRING,
+					(ringbase & ~BCM43xx_DMA32_ROUTING)
+					| ring->routing);
+		}
 	} else {
 		err = alloc_initial_descbuffers(ring);
 		if (err)
 			goto out;
-		/* Set Receive Control "receive enable" and frame offset */
-		value = (ring->frameoffset << BCM43xx_DMA_RXCTRL_FRAMEOFF_SHIFT);
-		value |= BCM43xx_DMA_RXCTRL_ENABLE;
-		bcm43xx_dma_write(ring, BCM43xx_DMA_RX_CONTROL, value);
-		/* Set Receive Descriptor ring address. */
-		bcm43xx_dma_write(ring, BCM43xx_DMA_RX_DESC_RING,
-				  ring->dmabase + ring->memoffset);
-		/* Init the descriptor pointer. */
-		bcm43xx_dma_write(ring, BCM43xx_DMA_RX_DESC_INDEX, 200);
+		if (ring->dma64) {
+			u64 ringbase = (u64)(ring->dmabase);
+
+			addrext = ((ringbase >> 32) >> BCM43xx_DMA64_ROUTING_SHIFT);
+			value = (ring->frameoffset << BCM43xx_DMA64_RXFROFF_SHIFT);
+			value |= BCM43xx_DMA64_RXENABLE;
+			value |= (addrext << BCM43xx_DMA64_RXADDREXT_SHIFT)
+				& BCM43xx_DMA64_RXADDREXT_MASK;
+			bcm43xx_dma_write(ring, BCM43xx_DMA64_RXCTL, value);
+			bcm43xx_dma_write(ring, BCM43xx_DMA64_RXRINGLO,
+					(ringbase & 0xFFFFFFFF));
+			bcm43xx_dma_write(ring, BCM43xx_DMA64_RXRINGHI,
+					((ringbase >> 32) & ~BCM43xx_DMA64_ROUTING)
+					| ring->routing);
+			bcm43xx_dma_write(ring, BCM43xx_DMA64_RXINDEX, 200);
+		} else {
+			u32 ringbase = (u32)(ring->dmabase);
+
+			addrext = (ringbase >> BCM43xx_DMA32_ROUTING_SHIFT);
+			value = (ring->frameoffset << BCM43xx_DMA32_RXFROFF_SHIFT);
+			value |= BCM43xx_DMA32_RXENABLE;
+			value |= (addrext << BCM43xx_DMA32_RXADDREXT_SHIFT)
+				& BCM43xx_DMA32_RXADDREXT_MASK;
+			bcm43xx_dma_write(ring, BCM43xx_DMA32_RXCTL, value);
+			bcm43xx_dma_write(ring, BCM43xx_DMA32_RXRING,
+					(ringbase & ~BCM43xx_DMA32_ROUTING)
+					| ring->routing);
+			bcm43xx_dma_write(ring, BCM43xx_DMA32_RXINDEX, 200);
+		}
 	}
 
 out:
@@ -402,27 +534,32 @@ out:
 static void dmacontroller_cleanup(struct bcm43xx_dmaring *ring)
 {
 	if (ring->tx) {
-		bcm43xx_dmacontroller_tx_reset(ring->bcm, ring->mmio_base);
-		/* Zero out Transmit Descriptor ring address. */
-		bcm43xx_dma_write(ring, BCM43xx_DMA_TX_DESC_RING, 0);
+		bcm43xx_dmacontroller_tx_reset(ring->bcm, ring->mmio_base, ring->dma64);
+		if (ring->dma64) {
+			bcm43xx_dma_write(ring, BCM43xx_DMA64_TXRINGLO, 0);
+			bcm43xx_dma_write(ring, BCM43xx_DMA64_TXRINGHI, 0);
+		} else
+			bcm43xx_dma_write(ring, BCM43xx_DMA32_TXRING, 0);
 	} else {
-		bcm43xx_dmacontroller_rx_reset(ring->bcm, ring->mmio_base);
-		/* Zero out Receive Descriptor ring address. */
-		bcm43xx_dma_write(ring, BCM43xx_DMA_RX_DESC_RING, 0);
+		bcm43xx_dmacontroller_rx_reset(ring->bcm, ring->mmio_base, ring->dma64);
+		if (ring->dma64) {
+			bcm43xx_dma_write(ring, BCM43xx_DMA64_RXRINGLO, 0);
+			bcm43xx_dma_write(ring, BCM43xx_DMA64_RXRINGHI, 0);
+		} else
+			bcm43xx_dma_write(ring, BCM43xx_DMA32_RXRING, 0);
 	}
 }
 
 static void free_all_descbuffers(struct bcm43xx_dmaring *ring)
 {
-	struct bcm43xx_dmadesc *desc;
+	struct bcm43xx_dmadesc_generic *desc;
 	struct bcm43xx_dmadesc_meta *meta;
 	int i;
 
 	if (!ring->used_slots)
 		return;
 	for (i = 0; i < ring->nr_slots; i++) {
-		desc = ring->vbase + i;
-		meta = ring->meta + i;
+		desc = bcm43xx_dma_idx2desc(ring, i, &meta);
 
 		if (!meta->skb) {
 			assert(ring->tx);
@@ -430,62 +567,67 @@ static void free_all_descbuffers(struct bcm43xx_dmaring *ring)
 		}
 		if (ring->tx) {
 			unmap_descbuffer(ring, meta->dmaaddr,
-					 meta->skb->len, 1);
+					meta->skb->len, 1);
 		} else {
 			unmap_descbuffer(ring, meta->dmaaddr,
-					 ring->rx_buffersize, 0);
+					ring->rx_buffersize, 0);
 		}
-		free_descriptor_buffer(ring, desc, meta, 0);
+		free_descriptor_buffer(ring, meta, 0);
 	}
 }
 
 /* Main initialization function. */
 static
 struct bcm43xx_dmaring * bcm43xx_setup_dmaring(struct bcm43xx_private *bcm,
-					       u16 dma_controller_base,
-					       int nr_descriptor_slots,
-					       int tx)
+					       int controller_index,
+					       int for_tx,
+					       int dma64)
 {
 	struct bcm43xx_dmaring *ring;
 	int err;
+	int nr_slots;
 
 	ring = kzalloc(sizeof(*ring), GFP_KERNEL);
 	if (!ring)
 		goto out;
 
-	ring->meta = kzalloc(sizeof(*ring->meta) * nr_descriptor_slots,
+	nr_slots = BCM43xx_RXRING_SLOTS;
+	if (for_tx)
+		nr_slots = BCM43xx_TXRING_SLOTS;
+
+	ring->meta = kcalloc(nr_slots, sizeof(struct bcm43xx_dmadesc_meta),
 			     GFP_KERNEL);
 	if (!ring->meta)
 		goto err_kfree_ring;
 
-	ring->memoffset = BCM43xx_DMA_DMABUSADDROFFSET;
+	ring->routing = BCM43xx_DMA32_CLIENTTRANS;
+	if (dma64)
+		ring->routing = BCM43xx_DMA64_CLIENTTRANS;
 #ifdef CONFIG_BCM947XX
 	if (bcm->pci_dev->bus->number == 0)
-		ring->memoffset = 0;
+		ring->routing = dma64 ? BCM43xx_DMA64_NOTRANS : BCM43xx_DMA32_NOTRANS;
 #endif
 
 	ring->bcm = bcm;
-	ring->nr_slots = nr_descriptor_slots;
+	ring->nr_slots = nr_slots;
 	ring->suspend_mark = ring->nr_slots * BCM43xx_TXSUSPEND_PERCENT / 100;
 	ring->resume_mark = ring->nr_slots * BCM43xx_TXRESUME_PERCENT / 100;
 	assert(ring->suspend_mark < ring->resume_mark);
-	ring->mmio_base = dma_controller_base;
-	if (tx) {
+	ring->mmio_base = bcm43xx_dmacontroller_base(dma64, controller_index);
+	ring->index = controller_index;
+	ring->dma64 = !!dma64;
+	if (for_tx) {
 		ring->tx = 1;
 		ring->current_slot = -1;
 	} else {
-		switch (dma_controller_base) {
-		case BCM43xx_MMIO_DMA1_BASE:
-			ring->rx_buffersize = BCM43xx_DMA1_RXBUFFERSIZE;
-			ring->frameoffset = BCM43xx_DMA1_RX_FRAMEOFFSET;
-			break;
-		case BCM43xx_MMIO_DMA4_BASE:
-			ring->rx_buffersize = BCM43xx_DMA4_RXBUFFERSIZE;
-			ring->frameoffset = BCM43xx_DMA4_RX_FRAMEOFFSET;
-			break;
-		default:
+		if (ring->index == 0) {
+			ring->rx_buffersize = BCM43xx_DMA0_RX_BUFFERSIZE;
+			ring->frameoffset = BCM43xx_DMA0_RX_FRAMEOFFSET;
+		} else if (ring->index == 3) {
+			ring->rx_buffersize = BCM43xx_DMA3_RX_BUFFERSIZE;
+			ring->frameoffset = BCM43xx_DMA3_RX_FRAMEOFFSET;
+		} else
 			assert(0);
-		}
 	}
 
 	err = alloc_ringmemory(ring);
@@ -514,7 +656,8 @@ static void bcm43xx_destroy_dmaring(struct bcm43xx_dmaring *ring)
 	if (!ring)
 		return;
 
-	dprintk(KERN_INFO PFX "DMA 0x%04x (%s) max used slots: %d/%d\n",
+	dprintk(KERN_INFO PFX "DMA-%s 0x%04X (%s) max used slots: %d/%d\n",
+		(ring->dma64) ? "64" : "32",
 		ring->mmio_base,
 		(ring->tx) ? "TX" : "RX",
 		ring->max_used_slots, ring->nr_slots);
@@ -537,10 +680,15 @@ void bcm43xx_dma_free(struct bcm43xx_private *bcm)
 		return;
 	dma = bcm43xx_current_dma(bcm);
 
-	bcm43xx_destroy_dmaring(dma->rx_ring1);
-	dma->rx_ring1 = NULL;
+	bcm43xx_destroy_dmaring(dma->rx_ring3);
+	dma->rx_ring3 = NULL;
 	bcm43xx_destroy_dmaring(dma->rx_ring0);
 	dma->rx_ring0 = NULL;
+
+	bcm43xx_destroy_dmaring(dma->tx_ring5);
+	dma->tx_ring5 = NULL;
+	bcm43xx_destroy_dmaring(dma->tx_ring4);
+	dma->tx_ring4 = NULL;
 	bcm43xx_destroy_dmaring(dma->tx_ring3);
 	dma->tx_ring3 = NULL;
 	bcm43xx_destroy_dmaring(dma->tx_ring2);
@@ -556,48 +704,59 @@ int bcm43xx_dma_init(struct bcm43xx_private *bcm)
 	struct bcm43xx_dma *dma = bcm43xx_current_dma(bcm);
 	struct bcm43xx_dmaring *ring;
 	int err = -ENOMEM;
+	int dma64 = 0;
+	u32 sbtmstatehi;
+
+	sbtmstatehi = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATEHIGH);
+	if (sbtmstatehi & BCM43xx_SBTMSTATEHIGH_DMA64BIT)
+		dma64 = 1;
 
 	/* setup TX DMA channels. */
-	ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA1_BASE,
-				     BCM43xx_TXRING_SLOTS, 1);
+	ring = bcm43xx_setup_dmaring(bcm, 0, 1, dma64);
 	if (!ring)
 		goto out;
 	dma->tx_ring0 = ring;
 
-	ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA2_BASE,
-				     BCM43xx_TXRING_SLOTS, 1);
+	ring = bcm43xx_setup_dmaring(bcm, 1, 1, dma64);
 	if (!ring)
 		goto err_destroy_tx0;
 	dma->tx_ring1 = ring;
 
-	ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA3_BASE,
-				     BCM43xx_TXRING_SLOTS, 1);
+	ring = bcm43xx_setup_dmaring(bcm, 2, 1, dma64);
 	if (!ring)
 		goto err_destroy_tx1;
 	dma->tx_ring2 = ring;
 
-	ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA4_BASE,
-				     BCM43xx_TXRING_SLOTS, 1);
+	ring = bcm43xx_setup_dmaring(bcm, 3, 1, dma64);
 	if (!ring)
 		goto err_destroy_tx2;
 	dma->tx_ring3 = ring;
 
-	/* setup RX DMA channels. */
-	ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA1_BASE,
-				     BCM43xx_RXRING_SLOTS, 0);
+	ring = bcm43xx_setup_dmaring(bcm, 4, 1, dma64);
 	if (!ring)
 		goto err_destroy_tx3;
+	dma->tx_ring4 = ring;
+
+	ring = bcm43xx_setup_dmaring(bcm, 5, 1, dma64);
+	if (!ring)
+		goto err_destroy_tx4;
+	dma->tx_ring5 = ring;
+
+	/* setup RX DMA channels. */
+	ring = bcm43xx_setup_dmaring(bcm, 0, 0, dma64);
+	if (!ring)
+		goto err_destroy_tx5;
 	dma->rx_ring0 = ring;
 
 	if (bcm->current_core->rev < 5) {
-		ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA4_BASE,
-					     BCM43xx_RXRING_SLOTS, 0);
+		ring = bcm43xx_setup_dmaring(bcm, 3, 0, dma64);
 		if (!ring)
 			goto err_destroy_rx0;
-		dma->rx_ring1 = ring;
+		dma->rx_ring3 = ring;
 	}
 
-	dprintk(KERN_INFO PFX "DMA initialized\n");
+	dprintk(KERN_INFO PFX "%s DMA initialized\n",
+			dma64 ? "64-bit" : "32-bit");
 	err = 0;
 out:
 	return err;
@@ -605,6 +764,12 @@ out:
 err_destroy_rx0:
 	bcm43xx_destroy_dmaring(dma->rx_ring0);
 	dma->rx_ring0 = NULL;
+err_destroy_tx5:
+	bcm43xx_destroy_dmaring(dma->tx_ring5);
+	dma->tx_ring5 = NULL;
+err_destroy_tx4:
+	bcm43xx_destroy_dmaring(dma->tx_ring4);
+	dma->tx_ring4 = NULL;
 err_destroy_tx3:
 	bcm43xx_destroy_dmaring(dma->tx_ring3);
 	dma->tx_ring3 = NULL;
@@ -624,7 +789,7 @@ err_destroy_tx0:
 static u16 generate_cookie(struct bcm43xx_dmaring *ring,
 			   int slot)
 {
-	u16 cookie = 0xF000;
+	u16 cookie = 0x1000;
 
 	/* Use the upper 4 bits of the cookie as
 	 * DMA controller ID and store the slot number
@@ -632,21 +797,25 @@ static u16 generate_cookie(struct bcm43xx_dmaring *ring,
 	 * Note that the cookie must never be 0, as this
 	 * is a special value used in RX path.
 	 */
-	switch (ring->mmio_base) {
-	default:
-		assert(0);
-	case BCM43xx_MMIO_DMA1_BASE:
+	switch (ring->index) {
+	case 0:
 		cookie = 0xA000;
 		break;
-	case BCM43xx_MMIO_DMA2_BASE:
+	case 1:
 		cookie = 0xB000;
 		break;
-	case BCM43xx_MMIO_DMA3_BASE:
+	case 2:
 		cookie = 0xC000;
 		break;
-	case BCM43xx_MMIO_DMA4_BASE:
+	case 3:
 		cookie = 0xD000;
 		break;
+	case 4:
+		cookie = 0xE000;
+		break;
+	case 5:
+		cookie = 0xF000;
+		break;
 	}
 	assert(((u16)slot & 0xF000) == 0x0000);
 	cookie |= (u16)slot;
@@ -675,6 +844,12 @@ struct bcm43xx_dmaring * parse_cookie(struct bcm43xx_private *bcm,
 	case 0xD000:
 		ring = dma->tx_ring3;
 		break;
+	case 0xE000:
+		ring = dma->tx_ring4;
+		break;
+	case 0xF000:
+		ring = dma->tx_ring5;
+		break;
 	default:
 		assert(0);
 	}
@@ -687,6 +862,9 @@ struct bcm43xx_dmaring * parse_cookie(struct bcm43xx_private *bcm,
 static void dmacontroller_poke_tx(struct bcm43xx_dmaring *ring,
 				  int slot)
 {
+	u16 offset;
+	int descsize;
+
 	/* Everything is ready to start. Buffers are DMA mapped and
 	 * associated with slots.
 	 * "slot" is the last slot of the new frame we want to transmit.
@@ -694,25 +872,26 @@ static void dmacontroller_poke_tx(struct bcm43xx_dmaring *ring,
 	 */
 	wmb();
 	slot = next_slot(ring, slot);
-	bcm43xx_dma_write(ring, BCM43xx_DMA_TX_DESC_INDEX,
-			  (u32)(slot * sizeof(struct bcm43xx_dmadesc)));
+	offset = (ring->dma64) ? BCM43xx_DMA64_TXINDEX : BCM43xx_DMA32_TXINDEX;
+	descsize = (ring->dma64) ? sizeof(struct bcm43xx_dmadesc64)
+		: sizeof(struct bcm43xx_dmadesc32);
+	bcm43xx_dma_write(ring, offset,
+			(u32)(slot * descsize));
 }
 
-static int dma_tx_fragment(struct bcm43xx_dmaring *ring,
-			   struct sk_buff *skb,
-			   u8 cur_frag)
+static void dma_tx_fragment(struct bcm43xx_dmaring *ring,
+			    struct sk_buff *skb,
+			    u8 cur_frag)
 {
 	int slot;
-	struct bcm43xx_dmadesc *desc;
+	struct bcm43xx_dmadesc_generic *desc;
 	struct bcm43xx_dmadesc_meta *meta;
-	u32 desc_ctl;
-	u32 desc_addr;
+	dma_addr_t dmaaddr;
 
 	assert(skb_shinfo(skb)->nr_frags == 0);
 
 	slot = request_slot(ring);
-	desc = ring->vbase + slot;
-	meta = ring->meta + slot;
+	desc = bcm43xx_dma_idx2desc(ring, slot, &meta);
 
 	/* Add a device specific TX header. */
 	assert(skb_headroom(skb) >= sizeof(struct bcm43xx_txhdr));
@@ -729,29 +908,14 @@ static int dma_tx_fragment(struct bcm43xx_dmaring *ring,
 			       generate_cookie(ring, slot));
 
 	meta->skb = skb;
-	meta->dmaaddr = map_descbuffer(ring, skb->data, skb->len, 1);
-	if (unlikely(meta->dmaaddr + skb->len > BCM43xx_DMA_BUSADDRMAX)) {
-		return_slot(ring, slot);
-		printk(KERN_ERR PFX ">>>FATAL ERROR<<<  DMA TX SKB >1G "
-				    "(0x%llx, len: %u)\n",
-			(unsigned long long)meta->dmaaddr, skb->len);
-		return -ENOMEM;
-	}
+	dmaaddr = map_descbuffer(ring, skb->data, skb->len, 1);
+	meta->dmaaddr = dmaaddr;
 
-	desc_addr = (u32)(meta->dmaaddr + ring->memoffset);
-	desc_ctl = BCM43xx_DMADTOR_FRAMESTART | BCM43xx_DMADTOR_FRAMEEND;
-	desc_ctl |= BCM43xx_DMADTOR_COMPIRQ;
-	desc_ctl |= (BCM43xx_DMADTOR_BYTECNT_MASK &
-		     (u32)(meta->skb->len - ring->frameoffset));
-	if (slot == ring->nr_slots - 1)
-		desc_ctl |= BCM43xx_DMADTOR_DTABLEEND;
+	fill_descriptor(ring, desc, dmaaddr,
+			skb->len, 1, 1, 1);
 
-	set_desc_ctl(desc, desc_ctl);
-	set_desc_addr(desc, desc_addr);
 	/* Now transfer the whole frame. */
 	dmacontroller_poke_tx(ring, slot);
-
-	return 0;
 }
 
 int bcm43xx_dma_tx(struct bcm43xx_private *bcm,
@@ -781,7 +945,6 @@ int bcm43xx_dma_tx(struct bcm43xx_private *bcm,
 		/* Take skb from ieee80211_txb_free */
 		txb->fragments[i] = NULL;
 		dma_tx_fragment(ring, skb, i);
-		//TODO: handle failure of dma_tx_fragment
 	}
 	ieee80211_txb_free(txb);
 
@@ -792,23 +955,28 @@ void bcm43xx_dma_handle_xmitstatus(struct bcm43xx_private *bcm,
 				   struct bcm43xx_xmitstatus *status)
 {
 	struct bcm43xx_dmaring *ring;
-	struct bcm43xx_dmadesc *desc;
+	struct bcm43xx_dmadesc_generic *desc;
 	struct bcm43xx_dmadesc_meta *meta;
 	int is_last_fragment;
 	int slot;
+	u32 tmp;
 
 	ring = parse_cookie(bcm, status->cookie, &slot);
 	assert(ring);
 	assert(ring->tx);
-	assert(get_desc_ctl(ring->vbase + slot) & BCM43xx_DMADTOR_FRAMESTART);
 	while (1) {
 		assert(slot >= 0 && slot < ring->nr_slots);
-		desc = ring->vbase + slot;
-		meta = ring->meta + slot;
+		desc = bcm43xx_dma_idx2desc(ring, slot, &meta);
 
-		is_last_fragment = !!(get_desc_ctl(desc) & BCM43xx_DMADTOR_FRAMEEND);
+		if (ring->dma64) {
+			tmp = le32_to_cpu(desc->dma64.control0);
+			is_last_fragment = !!(tmp & BCM43xx_DMA64_DCTL0_FRAMEEND);
+		} else {
+			tmp = le32_to_cpu(desc->dma32.control);
+			is_last_fragment = !!(tmp & BCM43xx_DMA32_DCTL_FRAMEEND);
+		}
 		unmap_descbuffer(ring, meta->dmaaddr, meta->skb->len, 1);
-		free_descriptor_buffer(ring, desc, meta, 1);
+		free_descriptor_buffer(ring, meta, 1);
 		/* Everything belonging to the slot is unmapped
 		 * and freed, so we can return it.
 		 */
@@ -824,7 +992,7 @@ void bcm43xx_dma_handle_xmitstatus(struct bcm43xx_private *bcm,
 static void dma_rx(struct bcm43xx_dmaring *ring,
 		   int *slot)
 {
-	struct bcm43xx_dmadesc *desc;
+	struct bcm43xx_dmadesc_generic *desc;
 	struct bcm43xx_dmadesc_meta *meta;
 	struct bcm43xx_rxhdr *rxhdr;
 	struct sk_buff *skb;
@@ -832,13 +1000,12 @@ static void dma_rx(struct bcm43xx_dmaring *ring,
 	int err;
 	dma_addr_t dmaaddr;
 
-	desc = ring->vbase + *slot;
-	meta = ring->meta + *slot;
+	desc = bcm43xx_dma_idx2desc(ring, *slot, &meta);
 
 	sync_descbuffer_for_cpu(ring, meta->dmaaddr, ring->rx_buffersize);
 	skb = meta->skb;
 
-	if (ring->mmio_base == BCM43xx_MMIO_DMA4_BASE) {
+	if (ring->index == 3) {
 		/* We received an xmit status. */
 		struct bcm43xx_hwxmitstatus *hw = (struct bcm43xx_hwxmitstatus *)skb->data;
 		struct bcm43xx_xmitstatus stat;
@@ -894,8 +1061,7 @@ static void dma_rx(struct bcm43xx_dmaring *ring,
 		s32 tmp = len;
 
 		while (1) {
-			desc = ring->vbase + *slot;
-			meta = ring->meta + *slot;
+			desc = bcm43xx_dma_idx2desc(ring, *slot, &meta);
 			/* recycle the descriptor buffer. */
 			sync_descbuffer_for_device(ring, meta->dmaaddr,
 						   ring->rx_buffersize);
@@ -906,8 +1072,8 @@ static void dma_rx(struct bcm43xx_dmaring *ring,
 				break;
 		}
 		printkl(KERN_ERR PFX "DMA RX buffer too small "
-				     "(len: %u, buffer: %u, nr-dropped: %d)\n",
-		        len, ring->rx_buffersize, cnt);
+			"(len: %u, buffer: %u, nr-dropped: %d)\n",
+			len, ring->rx_buffersize, cnt);
 		goto drop;
 	}
 	len -= IEEE80211_FCS_LEN;
@@ -945,9 +1111,15 @@ void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring)
 #endif
 
 	assert(!ring->tx);
-	status = bcm43xx_dma_read(ring, BCM43xx_DMA_RX_STATUS);
-	descptr = (status & BCM43xx_DMA_RXSTAT_DPTR_MASK);
-	current_slot = descptr / sizeof(struct bcm43xx_dmadesc);
+	if (ring->dma64) {
+		status = bcm43xx_dma_read(ring, BCM43xx_DMA64_RXSTATUS);
+		descptr = (status & BCM43xx_DMA64_RXSTATDPTR);
+		current_slot = descptr / sizeof(struct bcm43xx_dmadesc64);
+	} else {
+		status = bcm43xx_dma_read(ring, BCM43xx_DMA32_RXSTATUS);
+		descptr = (status & BCM43xx_DMA32_RXDPTR);
+		current_slot = descptr / sizeof(struct bcm43xx_dmadesc32);
+	}
 	assert(current_slot >= 0 && current_slot < ring->nr_slots);
 
 	slot = ring->current_slot;
@@ -958,8 +1130,13 @@ void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring)
 			ring->max_used_slots = used_slots;
 #endif
 	}
-	bcm43xx_dma_write(ring, BCM43xx_DMA_RX_DESC_INDEX,
-			  (u32)(slot * sizeof(struct bcm43xx_dmadesc)));
+	if (ring->dma64) {
+		bcm43xx_dma_write(ring, BCM43xx_DMA64_RXINDEX,
+				(u32)(slot * sizeof(struct bcm43xx_dmadesc64)));
+	} else {
+		bcm43xx_dma_write(ring, BCM43xx_DMA32_RXINDEX,
+				(u32)(slot * sizeof(struct bcm43xx_dmadesc32)));
+	}
 	ring->current_slot = slot;
 }
 
@@ -967,16 +1144,28 @@ void bcm43xx_dma_tx_suspend(struct bcm43xx_dmaring *ring)
 {
 	assert(ring->tx);
 	bcm43xx_power_saving_ctl_bits(ring->bcm, -1, 1);
-	bcm43xx_dma_write(ring, BCM43xx_DMA_TX_CONTROL,
-			  bcm43xx_dma_read(ring, BCM43xx_DMA_TX_CONTROL)
-			  | BCM43xx_DMA_TXCTRL_SUSPEND);
+	if (ring->dma64) {
+		bcm43xx_dma_write(ring, BCM43xx_DMA64_TXCTL,
+				bcm43xx_dma_read(ring, BCM43xx_DMA64_TXCTL)
+				| BCM43xx_DMA64_TXSUSPEND);
+	} else {
+		bcm43xx_dma_write(ring, BCM43xx_DMA32_TXCTL,
+				bcm43xx_dma_read(ring, BCM43xx_DMA32_TXCTL)
+				| BCM43xx_DMA32_TXSUSPEND);
+	}
 }
 
 void bcm43xx_dma_tx_resume(struct bcm43xx_dmaring *ring)
 {
 	assert(ring->tx);
-	bcm43xx_dma_write(ring, BCM43xx_DMA_TX_CONTROL,
-			  bcm43xx_dma_read(ring, BCM43xx_DMA_TX_CONTROL)
-			  & ~BCM43xx_DMA_TXCTRL_SUSPEND);
+	if (ring->dma64) {
+		bcm43xx_dma_write(ring, BCM43xx_DMA64_TXCTL,
+				bcm43xx_dma_read(ring, BCM43xx_DMA64_TXCTL)
+				& ~BCM43xx_DMA64_TXSUSPEND);
+	} else {
+		bcm43xx_dma_write(ring, BCM43xx_DMA32_TXCTL,
+				bcm43xx_dma_read(ring, BCM43xx_DMA32_TXCTL)
+				& ~BCM43xx_DMA32_TXSUSPEND);
+	}
 	bcm43xx_power_saving_ctl_bits(ring->bcm, -1, -1);
 }
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_dma.h b/drivers/net/wireless/bcm43xx/bcm43xx_dma.h
index b7d77638ba8..e04bcaddd1d 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_dma.h
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_dma.h
@@ -14,63 +14,179 @@
 #define BCM43xx_DMAIRQ_NONFATALMASK	(1 << 13)
 #define BCM43xx_DMAIRQ_RX_DONE		(1 << 16)
 
-/* DMA controller register offsets. (relative to BCM43xx_DMA#_BASE) */
-#define BCM43xx_DMA_TX_CONTROL		0x00
-#define BCM43xx_DMA_TX_DESC_RING	0x04
-#define BCM43xx_DMA_TX_DESC_INDEX	0x08
-#define BCM43xx_DMA_TX_STATUS		0x0c
-#define BCM43xx_DMA_RX_CONTROL		0x10
-#define BCM43xx_DMA_RX_DESC_RING	0x14
-#define BCM43xx_DMA_RX_DESC_INDEX	0x18
-#define BCM43xx_DMA_RX_STATUS		0x1c
-
-/* DMA controller channel control word values. */
-#define BCM43xx_DMA_TXCTRL_ENABLE		(1 << 0)
-#define BCM43xx_DMA_TXCTRL_SUSPEND		(1 << 1)
-#define BCM43xx_DMA_TXCTRL_LOOPBACK		(1 << 2)
-#define BCM43xx_DMA_TXCTRL_FLUSH		(1 << 4)
-#define BCM43xx_DMA_RXCTRL_ENABLE		(1 << 0)
-#define BCM43xx_DMA_RXCTRL_FRAMEOFF_MASK	0x000000fe
-#define BCM43xx_DMA_RXCTRL_FRAMEOFF_SHIFT	1
-#define BCM43xx_DMA_RXCTRL_PIO			(1 << 8)
-/* DMA controller channel status word values. */
-#define BCM43xx_DMA_TXSTAT_DPTR_MASK		0x00000fff
-#define BCM43xx_DMA_TXSTAT_STAT_MASK		0x0000f000
-#define BCM43xx_DMA_TXSTAT_STAT_DISABLED	0x00000000
-#define BCM43xx_DMA_TXSTAT_STAT_ACTIVE		0x00001000
-#define BCM43xx_DMA_TXSTAT_STAT_IDLEWAIT	0x00002000
-#define BCM43xx_DMA_TXSTAT_STAT_STOPPED		0x00003000
-#define BCM43xx_DMA_TXSTAT_STAT_SUSP		0x00004000
-#define BCM43xx_DMA_TXSTAT_ERROR_MASK		0x000f0000
-#define BCM43xx_DMA_TXSTAT_FLUSHED		(1 << 20)
-#define BCM43xx_DMA_RXSTAT_DPTR_MASK		0x00000fff
-#define BCM43xx_DMA_RXSTAT_STAT_MASK		0x0000f000
-#define BCM43xx_DMA_RXSTAT_STAT_DISABLED	0x00000000
-#define BCM43xx_DMA_RXSTAT_STAT_ACTIVE		0x00001000
-#define BCM43xx_DMA_RXSTAT_STAT_IDLEWAIT	0x00002000
-#define BCM43xx_DMA_RXSTAT_STAT_RESERVED	0x00003000
-#define BCM43xx_DMA_RXSTAT_STAT_ERRORS		0x00004000
-#define BCM43xx_DMA_RXSTAT_ERROR_MASK		0x000f0000
-
-/* DMA descriptor control field values. */
-#define BCM43xx_DMADTOR_BYTECNT_MASK		0x00001fff
-#define BCM43xx_DMADTOR_DTABLEEND		(1 << 28) /* End of descriptor table */
-#define BCM43xx_DMADTOR_COMPIRQ			(1 << 29) /* IRQ on completion request */
-#define BCM43xx_DMADTOR_FRAMEEND		(1 << 30)
-#define BCM43xx_DMADTOR_FRAMESTART		(1 << 31)
+
+/*** 32-bit DMA Engine. ***/
+
+/* 32-bit DMA controller registers. */
+#define BCM43xx_DMA32_TXCTL				0x00
+#define		BCM43xx_DMA32_TXENABLE			0x00000001
+#define		BCM43xx_DMA32_TXSUSPEND			0x00000002
+#define		BCM43xx_DMA32_TXLOOPBACK		0x00000004
+#define		BCM43xx_DMA32_TXFLUSH			0x00000010
+#define		BCM43xx_DMA32_TXADDREXT_MASK		0x00030000
+#define		BCM43xx_DMA32_TXADDREXT_SHIFT		16
+#define BCM43xx_DMA32_TXRING				0x04
+#define BCM43xx_DMA32_TXINDEX				0x08
+#define BCM43xx_DMA32_TXSTATUS				0x0C
+#define		BCM43xx_DMA32_TXDPTR			0x00000FFF
+#define		BCM43xx_DMA32_TXSTATE			0x0000F000
+#define			BCM43xx_DMA32_TXSTAT_DISABLED	0x00000000
+#define			BCM43xx_DMA32_TXSTAT_ACTIVE	0x00001000
+#define			BCM43xx_DMA32_TXSTAT_IDLEWAIT	0x00002000
+#define			BCM43xx_DMA32_TXSTAT_STOPPED	0x00003000
+#define			BCM43xx_DMA32_TXSTAT_SUSP	0x00004000
+#define		BCM43xx_DMA32_TXERROR			0x000F0000
+#define			BCM43xx_DMA32_TXERR_NOERR	0x00000000
+#define			BCM43xx_DMA32_TXERR_PROT	0x00010000
+#define			BCM43xx_DMA32_TXERR_UNDERRUN	0x00020000
+#define			BCM43xx_DMA32_TXERR_BUFREAD	0x00030000
+#define			BCM43xx_DMA32_TXERR_DESCREAD	0x00040000
+#define		BCM43xx_DMA32_TXACTIVE			0xFFF00000
+#define BCM43xx_DMA32_RXCTL				0x10
+#define		BCM43xx_DMA32_RXENABLE			0x00000001
+#define		BCM43xx_DMA32_RXFROFF_MASK		0x000000FE
+#define		BCM43xx_DMA32_RXFROFF_SHIFT		1
+#define		BCM43xx_DMA32_RXDIRECTFIFO		0x00000100
+#define		BCM43xx_DMA32_RXADDREXT_MASK		0x00030000
+#define		BCM43xx_DMA32_RXADDREXT_SHIFT		16
+#define BCM43xx_DMA32_RXRING				0x14
+#define BCM43xx_DMA32_RXINDEX				0x18
+#define BCM43xx_DMA32_RXSTATUS				0x1C
+#define		BCM43xx_DMA32_RXDPTR			0x00000FFF
+#define		BCM43xx_DMA32_RXSTATE			0x0000F000
+#define			BCM43xx_DMA32_RXSTAT_DISABLED	0x00000000
+#define			BCM43xx_DMA32_RXSTAT_ACTIVE	0x00001000
+#define			BCM43xx_DMA32_RXSTAT_IDLEWAIT	0x00002000
+#define			BCM43xx_DMA32_RXSTAT_STOPPED	0x00003000
+#define		BCM43xx_DMA32_RXERROR			0x000F0000
+#define			BCM43xx_DMA32_RXERR_NOERR	0x00000000
+#define			BCM43xx_DMA32_RXERR_PROT	0x00010000
+#define			BCM43xx_DMA32_RXERR_OVERFLOW	0x00020000
+#define			BCM43xx_DMA32_RXERR_BUFWRITE	0x00030000
+#define			BCM43xx_DMA32_RXERR_DESCREAD	0x00040000
+#define		BCM43xx_DMA32_RXACTIVE			0xFFF00000
+
+/* 32-bit DMA descriptor. */
+struct bcm43xx_dmadesc32 {
+	__le32 control;
+	__le32 address;
+} __attribute__((__packed__));
+#define BCM43xx_DMA32_DCTL_BYTECNT		0x00001FFF
+#define BCM43xx_DMA32_DCTL_ADDREXT_MASK		0x00030000
+#define BCM43xx_DMA32_DCTL_ADDREXT_SHIFT	16
+#define BCM43xx_DMA32_DCTL_DTABLEEND		0x10000000
+#define BCM43xx_DMA32_DCTL_IRQ			0x20000000
+#define BCM43xx_DMA32_DCTL_FRAMEEND		0x40000000
+#define BCM43xx_DMA32_DCTL_FRAMESTART		0x80000000
+
+/* Address field Routing value. */
+#define BCM43xx_DMA32_ROUTING			0xC0000000
+#define BCM43xx_DMA32_ROUTING_SHIFT		30
+#define		BCM43xx_DMA32_NOTRANS		0x00000000
+#define		BCM43xx_DMA32_CLIENTTRANS	0x40000000
+
+
+
+/*** 64-bit DMA Engine. ***/
+
+/* 64-bit DMA controller registers. */
+#define BCM43xx_DMA64_TXCTL				0x00
+#define		BCM43xx_DMA64_TXENABLE			0x00000001
+#define		BCM43xx_DMA64_TXSUSPEND			0x00000002
+#define		BCM43xx_DMA64_TXLOOPBACK		0x00000004
+#define		BCM43xx_DMA64_TXFLUSH			0x00000010
+#define		BCM43xx_DMA64_TXADDREXT_MASK		0x00030000
+#define		BCM43xx_DMA64_TXADDREXT_SHIFT		16
+#define BCM43xx_DMA64_TXINDEX				0x04
+#define BCM43xx_DMA64_TXRINGLO				0x08
+#define BCM43xx_DMA64_TXRINGHI				0x0C
+#define BCM43xx_DMA64_TXSTATUS				0x10
+#define		BCM43xx_DMA64_TXSTATDPTR		0x00001FFF
+#define		BCM43xx_DMA64_TXSTAT			0xF0000000
+#define			BCM43xx_DMA64_TXSTAT_DISABLED	0x00000000
+#define			BCM43xx_DMA64_TXSTAT_ACTIVE	0x10000000
+#define			BCM43xx_DMA64_TXSTAT_IDLEWAIT	0x20000000
+#define			BCM43xx_DMA64_TXSTAT_STOPPED	0x30000000
+#define			BCM43xx_DMA64_TXSTAT_SUSP	0x40000000
+#define BCM43xx_DMA64_TXERROR				0x14
+#define		BCM43xx_DMA64_TXERRDPTR			0x0001FFFF
+#define		BCM43xx_DMA64_TXERR			0xF0000000
+#define			BCM43xx_DMA64_TXERR_NOERR	0x00000000
+#define			BCM43xx_DMA64_TXERR_PROT	0x10000000
+#define			BCM43xx_DMA64_TXERR_UNDERRUN	0x20000000
+#define			BCM43xx_DMA64_TXERR_TRANSFER	0x30000000
+#define			BCM43xx_DMA64_TXERR_DESCREAD	0x40000000
+#define			BCM43xx_DMA64_TXERR_CORE	0x50000000
+#define BCM43xx_DMA64_RXCTL				0x20
+#define		BCM43xx_DMA64_RXENABLE			0x00000001
+#define		BCM43xx_DMA64_RXFROFF_MASK		0x000000FE
+#define		BCM43xx_DMA64_RXFROFF_SHIFT		1
+#define		BCM43xx_DMA64_RXDIRECTFIFO		0x00000100
+#define		BCM43xx_DMA64_RXADDREXT_MASK		0x00030000
+#define		BCM43xx_DMA64_RXADDREXT_SHIFT		16
+#define BCM43xx_DMA64_RXINDEX				0x24
+#define BCM43xx_DMA64_RXRINGLO				0x28
+#define BCM43xx_DMA64_RXRINGHI				0x2C
+#define BCM43xx_DMA64_RXSTATUS				0x30
+#define		BCM43xx_DMA64_RXSTATDPTR		0x00001FFF
+#define		BCM43xx_DMA64_RXSTAT			0xF0000000
+#define			BCM43xx_DMA64_RXSTAT_DISABLED	0x00000000
+#define			BCM43xx_DMA64_RXSTAT_ACTIVE	0x10000000
+#define			BCM43xx_DMA64_RXSTAT_IDLEWAIT	0x20000000
+#define			BCM43xx_DMA64_RXSTAT_STOPPED	0x30000000
+#define			BCM43xx_DMA64_RXSTAT_SUSP	0x40000000
+#define BCM43xx_DMA64_RXERROR				0x34
+#define		BCM43xx_DMA64_RXERRDPTR			0x0001FFFF
+#define		BCM43xx_DMA64_RXERR			0xF0000000
+#define			BCM43xx_DMA64_RXERR_NOERR	0x00000000
+#define			BCM43xx_DMA64_RXERR_PROT	0x10000000
+#define			BCM43xx_DMA64_RXERR_UNDERRUN	0x20000000
+#define			BCM43xx_DMA64_RXERR_TRANSFER	0x30000000
+#define			BCM43xx_DMA64_RXERR_DESCREAD	0x40000000
+#define			BCM43xx_DMA64_RXERR_CORE	0x50000000
+
+/* 64-bit DMA descriptor. */
+struct bcm43xx_dmadesc64 {
+	__le32 control0;
+	__le32 control1;
+	__le32 address_low;
+	__le32 address_high;
+} __attribute__((__packed__));
+#define BCM43xx_DMA64_DCTL0_DTABLEEND		0x10000000
+#define BCM43xx_DMA64_DCTL0_IRQ			0x20000000
+#define BCM43xx_DMA64_DCTL0_FRAMEEND		0x40000000
+#define BCM43xx_DMA64_DCTL0_FRAMESTART		0x80000000
+#define BCM43xx_DMA64_DCTL1_BYTECNT		0x00001FFF
+#define BCM43xx_DMA64_DCTL1_ADDREXT_MASK	0x00030000
+#define BCM43xx_DMA64_DCTL1_ADDREXT_SHIFT	16
+
+/* Address field Routing value. */
+#define BCM43xx_DMA64_ROUTING			0xC0000000
+#define BCM43xx_DMA64_ROUTING_SHIFT		30
+#define		BCM43xx_DMA64_NOTRANS		0x00000000
+#define		BCM43xx_DMA64_CLIENTTRANS	0x80000000
+
+
+
+struct bcm43xx_dmadesc_generic {
+	union {
+		struct bcm43xx_dmadesc32 dma32;
+		struct bcm43xx_dmadesc64 dma64;
+	} __attribute__((__packed__));
+} __attribute__((__packed__));
+
 
 /* Misc DMA constants */
 #define BCM43xx_DMA_RINGMEMSIZE		PAGE_SIZE
-#define BCM43xx_DMA_BUSADDRMAX		0x3FFFFFFF
-#define BCM43xx_DMA_DMABUSADDROFFSET	(1 << 30)
-#define BCM43xx_DMA1_RX_FRAMEOFFSET	30
-#define BCM43xx_DMA4_RX_FRAMEOFFSET	0
+#define BCM43xx_DMA0_RX_FRAMEOFFSET	30
+#define BCM43xx_DMA3_RX_FRAMEOFFSET	0
+
 
 /* DMA engine tuning knobs */
 #define BCM43xx_TXRING_SLOTS		512
 #define BCM43xx_RXRING_SLOTS		64
-#define BCM43xx_DMA1_RXBUFFERSIZE	(2304 + 100)
-#define BCM43xx_DMA4_RXBUFFERSIZE	16
+#define BCM43xx_DMA0_RX_BUFFERSIZE	(2304 + 100)
+#define BCM43xx_DMA3_RX_BUFFERSIZE	16
 /* Suspend the tx queue, if less than this percent slots are free. */
 #define BCM43xx_TXSUSPEND_PERCENT	20
 /* Resume the tx queue, if more than this percent slots are free. */
@@ -86,17 +202,6 @@ struct bcm43xx_private;
 struct bcm43xx_xmitstatus;
 
 
-struct bcm43xx_dmadesc {
-	__le32 _control;
-	__le32 _address;
-} __attribute__((__packed__));
-
-/* Macros to access the bcm43xx_dmadesc struct */
-#define get_desc_ctl(desc)		le32_to_cpu((desc)->_control)
-#define set_desc_ctl(desc, ctl)		do { (desc)->_control = cpu_to_le32(ctl); } while (0)
-#define get_desc_addr(desc)		le32_to_cpu((desc)->_address)
-#define set_desc_addr(desc, addr)	do { (desc)->_address = cpu_to_le32(addr); } while (0)
-
 struct bcm43xx_dmadesc_meta {
 	/* The kernel DMA-able buffer. */
 	struct sk_buff *skb;
@@ -105,15 +210,14 @@ struct bcm43xx_dmadesc_meta {
 };
 
 struct bcm43xx_dmaring {
-	struct bcm43xx_private *bcm;
 	/* Kernel virtual base address of the ring memory. */
-	struct bcm43xx_dmadesc *vbase;
-	/* DMA memory offset */
-	dma_addr_t memoffset;
-	/* (Unadjusted) DMA base bus-address of the ring memory. */
-	dma_addr_t dmabase;
+	void *descbase;
 	/* Meta data about all descriptors. */
 	struct bcm43xx_dmadesc_meta *meta;
+	/* DMA Routing value. */
+	u32 routing;
+	/* (Unadjusted) DMA base bus-address of the ring memory. */
+	dma_addr_t dmabase;
 	/* Number of descriptor slots in the ring. */
 	int nr_slots;
 	/* Number of used descriptor slots. */
@@ -127,12 +231,17 @@ struct bcm43xx_dmaring {
 	u32 frameoffset;
 	/* Descriptor buffer size. */
 	u16 rx_buffersize;
-	/* The MMIO base register of the DMA controller, this
-	 * ring is posted to.
-	 */
+	/* The MMIO base register of the DMA controller. */
 	u16 mmio_base;
-	u8 tx:1,	/* TRUE, if this is a TX ring. */
-	   suspended:1;	/* TRUE, if transfers are suspended on this ring. */
+	/* DMA controller index number (0-5). */
+	int index;
+	/* Boolean. Is this a TX ring? */
+	u8 tx;
+	/* Boolean. 64bit DMA if true, 32bit DMA otherwise. */
+	u8 dma64;
+	/* Boolean. Are transfers suspended on this ring? */
+	u8 suspended;
+	struct bcm43xx_private *bcm;
 #ifdef CONFIG_BCM43XX_DEBUG
 	/* Maximum number of used slots. */
 	int max_used_slots;
@@ -141,6 +250,34 @@ struct bcm43xx_dmaring {
 
 
 static inline
+int bcm43xx_dma_desc2idx(struct bcm43xx_dmaring *ring,
+			 struct bcm43xx_dmadesc_generic *desc)
+{
+	if (ring->dma64) {
+		struct bcm43xx_dmadesc64 *dd64 = ring->descbase;
+		return (int)(&(desc->dma64) - dd64);
+	} else {
+		struct bcm43xx_dmadesc32 *dd32 = ring->descbase;
+		return (int)(&(desc->dma32) - dd32);
+	}
+}
+
+static inline
+struct bcm43xx_dmadesc_generic * bcm43xx_dma_idx2desc(struct bcm43xx_dmaring *ring,
+						      int slot,
+						      struct bcm43xx_dmadesc_meta **meta)
+{
+	*meta = &(ring->meta[slot]);
+	if (ring->dma64) {
+		struct bcm43xx_dmadesc64 *dd64 = ring->descbase;
+		return (struct bcm43xx_dmadesc_generic *)(&(dd64[slot]));
+	} else {
+		struct bcm43xx_dmadesc32 *dd32 = ring->descbase;
+		return (struct bcm43xx_dmadesc_generic *)(&(dd32[slot]));
+	}
+}
+
+static inline
 u32 bcm43xx_dma_read(struct bcm43xx_dmaring *ring,
 		     u16 offset)
 {
@@ -159,9 +296,13 @@ int bcm43xx_dma_init(struct bcm43xx_private *bcm);
 void bcm43xx_dma_free(struct bcm43xx_private *bcm);
 
 int bcm43xx_dmacontroller_rx_reset(struct bcm43xx_private *bcm,
-				   u16 dmacontroller_mmio_base);
+				   u16 dmacontroller_mmio_base,
+				   int dma64);
 int bcm43xx_dmacontroller_tx_reset(struct bcm43xx_private *bcm,
-				   u16 dmacontroller_mmio_base);
+				   u16 dmacontroller_mmio_base,
+				   int dma64);
+
+u16 bcm43xx_dmacontroller_base(int dma64bit, int dmacontroller_idx);
 
 void bcm43xx_dma_tx_suspend(struct bcm43xx_dmaring *ring);
 void bcm43xx_dma_tx_resume(struct bcm43xx_dmaring *ring);
@@ -173,7 +314,6 @@ int bcm43xx_dma_tx(struct bcm43xx_private *bcm,
 		   struct ieee80211_txb *txb);
 void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring);
 
-
 #else /* CONFIG_BCM43XX_DMA */
 
 
@@ -188,13 +328,15 @@ void bcm43xx_dma_free(struct bcm43xx_private *bcm)
 }
 static inline
 int bcm43xx_dmacontroller_rx_reset(struct bcm43xx_private *bcm,
-				   u16 dmacontroller_mmio_base)
+				   u16 dmacontroller_mmio_base,
+				   int dma64)
 {
 	return 0;
 }
 static inline
 int bcm43xx_dmacontroller_tx_reset(struct bcm43xx_private *bcm,
-				   u16 dmacontroller_mmio_base)
+				   u16 dmacontroller_mmio_base,
+				   int dma64)
 {
 	return 0;
 }
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
index b095f3cc673..966815be695 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
@@ -1371,6 +1371,7 @@ void bcm43xx_wireless_core_reset(struct bcm43xx_private *bcm, int connect_phy)
 	if ((bcm43xx_core_enabled(bcm)) &&
 	    !bcm43xx_using_pio(bcm)) {
 //FIXME: Do we _really_ want #ifndef CONFIG_BCM947XX here?
+#if 0
 #ifndef CONFIG_BCM947XX
 		/* reset all used DMA controllers. */
 		bcm43xx_dmacontroller_tx_reset(bcm, BCM43xx_MMIO_DMA1_BASE);
@@ -1381,6 +1382,7 @@ void bcm43xx_wireless_core_reset(struct bcm43xx_private *bcm, int connect_phy)
 		if (bcm->current_core->rev < 5)
 			bcm43xx_dmacontroller_rx_reset(bcm, BCM43xx_MMIO_DMA4_BASE);
 #endif
+#endif
 	}
 	if (bcm43xx_status(bcm) == BCM43xx_STAT_SHUTTINGDOWN) {
 		bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD,
@@ -1671,8 +1673,9 @@ static void handle_irq_beacon(struct bcm43xx_private *bcm)
 static void bcm43xx_interrupt_tasklet(struct bcm43xx_private *bcm)
 {
 	u32 reason;
-	u32 dma_reason[4];
-	int activity = 0;
+	u32 dma_reason[6];
+	u32 merged_dma_reason = 0;
+	int i, activity = 0;
 	unsigned long flags;
 
 #ifdef CONFIG_BCM43XX_DEBUG
@@ -1684,10 +1687,10 @@ static void bcm43xx_interrupt_tasklet(struct bcm43xx_private *bcm)
 
 	spin_lock_irqsave(&bcm->irq_lock, flags);
 	reason = bcm->irq_reason;
-	dma_reason[0] = bcm->dma_reason[0];
-	dma_reason[1] = bcm->dma_reason[1];
-	dma_reason[2] = bcm->dma_reason[2];
-	dma_reason[3] = bcm->dma_reason[3];
+	for (i = 5; i >= 0; i--) {
+		dma_reason[i] = bcm->dma_reason[i];
+		merged_dma_reason |= dma_reason[i];
+	}
 
 	if (unlikely(reason & BCM43xx_IRQ_XMIT_ERROR)) {
 		/* TX error. We get this when Template Ram is written in wrong endianess
@@ -1698,27 +1701,25 @@ static void bcm43xx_interrupt_tasklet(struct bcm43xx_private *bcm)
 		printkl(KERN_ERR PFX "FATAL ERROR: BCM43xx_IRQ_XMIT_ERROR\n");
 		bcmirq_handled(BCM43xx_IRQ_XMIT_ERROR);
 	}
-	if (unlikely((dma_reason[0] & BCM43xx_DMAIRQ_FATALMASK) |
-		     (dma_reason[1] & BCM43xx_DMAIRQ_FATALMASK) |
-		     (dma_reason[2] & BCM43xx_DMAIRQ_FATALMASK) |
-		     (dma_reason[3] & BCM43xx_DMAIRQ_FATALMASK))) {
+	if (unlikely(merged_dma_reason & BCM43xx_DMAIRQ_FATALMASK)) {
 		printkl(KERN_ERR PFX "FATAL ERROR: Fatal DMA error: "
-				     "0x%08X, 0x%08X, 0x%08X, 0x%08X\n",
+				     "0x%08X, 0x%08X, 0x%08X, "
+				     "0x%08X, 0x%08X, 0x%08X\n",
 		        dma_reason[0], dma_reason[1],
-			dma_reason[2], dma_reason[3]);
+			dma_reason[2], dma_reason[3],
+			dma_reason[4], dma_reason[5]);
 		bcm43xx_controller_restart(bcm, "DMA error");
 		mmiowb();
 		spin_unlock_irqrestore(&bcm->irq_lock, flags);
 		return;
 	}
-	if (unlikely((dma_reason[0] & BCM43xx_DMAIRQ_NONFATALMASK) |
-		     (dma_reason[1] & BCM43xx_DMAIRQ_NONFATALMASK) |
-		     (dma_reason[2] & BCM43xx_DMAIRQ_NONFATALMASK) |
-		     (dma_reason[3] & BCM43xx_DMAIRQ_NONFATALMASK))) {
+	if (unlikely(merged_dma_reason & BCM43xx_DMAIRQ_NONFATALMASK)) {
 		printkl(KERN_ERR PFX "DMA error: "
-				     "0x%08X, 0x%08X, 0x%08X, 0x%08X\n",
+				     "0x%08X, 0x%08X, 0x%08X, "
+				     "0x%08X, 0x%08X, 0x%08X\n",
 		        dma_reason[0], dma_reason[1],
-			dma_reason[2], dma_reason[3]);
+			dma_reason[2], dma_reason[3],
+			dma_reason[4], dma_reason[5]);
 	}
 
 	if (reason & BCM43xx_IRQ_PS) {
@@ -1753,8 +1754,6 @@ static void bcm43xx_interrupt_tasklet(struct bcm43xx_private *bcm)
 	}
 
 	/* Check the DMA reason registers for received data. */
-	assert(!(dma_reason[1] & BCM43xx_DMAIRQ_RX_DONE));
-	assert(!(dma_reason[2] & BCM43xx_DMAIRQ_RX_DONE));
 	if (dma_reason[0] & BCM43xx_DMAIRQ_RX_DONE) {
 		if (bcm43xx_using_pio(bcm))
 			bcm43xx_pio_rx(bcm43xx_current_pio(bcm)->queue0);
@@ -1762,13 +1761,17 @@ static void bcm43xx_interrupt_tasklet(struct bcm43xx_private *bcm)
 			bcm43xx_dma_rx(bcm43xx_current_dma(bcm)->rx_ring0);
 		/* We intentionally don't set "activity" to 1, here. */
 	}
+	assert(!(dma_reason[1] & BCM43xx_DMAIRQ_RX_DONE));
+	assert(!(dma_reason[2] & BCM43xx_DMAIRQ_RX_DONE));
 	if (dma_reason[3] & BCM43xx_DMAIRQ_RX_DONE) {
 		if (bcm43xx_using_pio(bcm))
 			bcm43xx_pio_rx(bcm43xx_current_pio(bcm)->queue3);
 		else
-			bcm43xx_dma_rx(bcm43xx_current_dma(bcm)->rx_ring1);
+			bcm43xx_dma_rx(bcm43xx_current_dma(bcm)->rx_ring3);
 		activity = 1;
 	}
+	assert(!(dma_reason[4] & BCM43xx_DMAIRQ_RX_DONE));
+	assert(!(dma_reason[5] & BCM43xx_DMAIRQ_RX_DONE));
 	bcmirq_handled(BCM43xx_IRQ_RX);
 
 	if (reason & BCM43xx_IRQ_XMIT_STATUS) {
@@ -1825,14 +1828,18 @@ static void bcm43xx_interrupt_ack(struct bcm43xx_private *bcm, u32 reason)
 
 	bcm43xx_write32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON, reason);
 
-	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA1_REASON,
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA0_REASON,
 			bcm->dma_reason[0]);
-	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA2_REASON,
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA1_REASON,
 			bcm->dma_reason[1]);
-	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA3_REASON,
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA2_REASON,
 			bcm->dma_reason[2]);
-	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA4_REASON,
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA3_REASON,
 			bcm->dma_reason[3]);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA4_REASON,
+			bcm->dma_reason[4]);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA5_REASON,
+			bcm->dma_reason[5]);
 }
 
 /* Interrupt handler top-half */
@@ -1860,14 +1867,18 @@ static irqreturn_t bcm43xx_interrupt_handler(int irq, void *dev_id, struct pt_re
 	if (!reason)
 		goto out;
 
-	bcm->dma_reason[0] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA1_REASON)
-			     & 0x0001dc00;
-	bcm->dma_reason[1] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA2_REASON)
-			     & 0x0000dc00;
-	bcm->dma_reason[2] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA3_REASON)
-			     & 0x0000dc00;
-	bcm->dma_reason[3] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA4_REASON)
-			     & 0x0001dc00;
+	bcm->dma_reason[0] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA0_REASON)
+			     & 0x0001DC00;
+	bcm->dma_reason[1] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA1_REASON)
+			     & 0x0000DC00;
+	bcm->dma_reason[2] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA2_REASON)
+			     & 0x0000DC00;
+	bcm->dma_reason[3] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA3_REASON)
+			     & 0x0001DC00;
+	bcm->dma_reason[4] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA4_REASON)
+			     & 0x0000DC00;
+	bcm->dma_reason[5] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA5_REASON)
+			     & 0x0000DC00;
 
 	bcm43xx_interrupt_ack(bcm, reason);
 
@@ -2448,10 +2459,12 @@ static int bcm43xx_chip_init(struct bcm43xx_private *bcm)
 		bcm43xx_write32(bcm, 0x018C, 0x02000000);
 	}
 	bcm43xx_write32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON, 0x00004000);
-	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA1_IRQ_MASK, 0x0001DC00);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA0_IRQ_MASK, 0x0001DC00);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA1_IRQ_MASK, 0x0000DC00);
 	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA2_IRQ_MASK, 0x0000DC00);
-	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA3_IRQ_MASK, 0x0000DC00);
-	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA4_IRQ_MASK, 0x0001DC00);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA3_IRQ_MASK, 0x0001DC00);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA4_IRQ_MASK, 0x0000DC00);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA5_IRQ_MASK, 0x0000DC00);
 
 	value32 = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
 	value32 |= 0x00100000;
@@ -3261,6 +3274,7 @@ static int bcm43xx_shutdown_all_wireless_cores(struct bcm43xx_private *bcm)
 /* This is the opposite of bcm43xx_init_board() */
 static void bcm43xx_free_board(struct bcm43xx_private *bcm)
 {
+	bcm43xx_rng_exit(bcm);
 	bcm43xx_sysfs_unregister(bcm);
 	bcm43xx_periodic_tasks_delete(bcm);
 
@@ -3349,6 +3363,8 @@ static void prepare_priv_for_init(struct bcm43xx_private *bcm)
 	memset(bcm->dma_reason, 0, sizeof(bcm->dma_reason));
 	bcm->irq_savedstate = BCM43xx_IRQ_INITIAL;
 
+	bcm->mac_suspended = 1;
+
 	/* Noise calculation context */
 	memset(&bcm->noisecalc, 0, sizeof(bcm->noisecalc));
 
@@ -3528,6 +3544,9 @@ static int bcm43xx_init_board(struct bcm43xx_private *bcm)
 	err = bcm43xx_sysfs_register(bcm);
 	if (err)
 		goto err_wlshutdown;
+	err = bcm43xx_rng_init(bcm);
+	if (err)
+		goto err_sysfs_unreg;
 
 	/*FIXME: This should be handled by softmac instead. */
 	schedule_work(&bcm->softmac->associnfo.work);
@@ -3537,6 +3556,8 @@ out:
 
 	return err;
 
+err_sysfs_unreg:
+	bcm43xx_sysfs_unregister(bcm);
 err_wlshutdown:
 	bcm43xx_shutdown_all_wireless_cores(bcm);
 err_crystal_off:
@@ -3899,7 +3920,9 @@ static int bcm43xx_ieee80211_hard_start_xmit(struct ieee80211_txb *txb,
 		err = bcm43xx_tx(bcm, txb);
 	spin_unlock_irqrestore(&bcm->irq_lock, flags);
 
-	return err;
+	if (unlikely(err))
+		return NETDEV_TX_BUSY;
+	return NETDEV_TX_OK;
 }
 
 static struct net_device_stats * bcm43xx_net_get_stats(struct net_device *net_dev)
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
index 1d3a3aaf96e..888077fc14c 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
@@ -229,8 +229,8 @@ static int bcm43xx_wx_get_rangeparams(struct net_device *net_dev,
 	range->throughput = 27 * 1000 * 1000;
 
 	range->max_qual.qual = 100;
-	range->max_qual.level = 152; /* set floor at -104 dBm (152 - 256) */
-	range->max_qual.noise = 152;
+	range->max_qual.level = 146; /* set floor at -110 dBm (146 - 256) */
+	range->max_qual.noise = 146;
 	range->max_qual.updated = IW_QUAL_ALL_UPDATED;
 
 	range->avg_qual.qual = 50;
diff --git a/drivers/net/wireless/ipw2100.c b/drivers/net/wireless/ipw2100.c
index 5f8ccf48061..d2db8eb412c 100644
--- a/drivers/net/wireless/ipw2100.c
+++ b/drivers/net/wireless/ipw2100.c
@@ -6254,13 +6254,14 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
 	 * member to call a function that then just turns and calls ipw2100_up.
 	 * net_dev->init is called after name allocation but before the
 	 * notifier chain is called */
-	mutex_lock(&priv->action_mutex);
 	err = register_netdev(dev);
 	if (err) {
 		printk(KERN_WARNING DRV_NAME
 		       "Error calling register_netdev.\n");
-		goto fail_unlock;
+		goto fail;
 	}
+
+	mutex_lock(&priv->action_mutex);
 	registered = 1;
 
 	IPW_DEBUG_INFO("%s: Bound to %s\n", dev->name, pci_name(pci_dev));
diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c
index a72f3e1e991..f29ec0ebed2 100644
--- a/drivers/net/wireless/ipw2200.c
+++ b/drivers/net/wireless/ipw2200.c
@@ -70,7 +70,7 @@
 #define VQ
 #endif
 
-#define IPW2200_VERSION "1.1.2" VK VD VM VP VR VQ
+#define IPW2200_VERSION "1.1.4" VK VD VM VP VR VQ
 #define DRV_DESCRIPTION	"Intel(R) PRO/Wireless 2200/2915 Network Driver"
 #define DRV_COPYRIGHT	"Copyright(c) 2003-2006 Intel Corporation"
 #define DRV_VERSION     IPW2200_VERSION
@@ -83,9 +83,7 @@ MODULE_AUTHOR(DRV_COPYRIGHT);
 MODULE_LICENSE("GPL");
 
 static int cmdlog = 0;
-#ifdef CONFIG_IPW2200_DEBUG
 static int debug = 0;
-#endif
 static int channel = 0;
 static int mode = 0;
 
@@ -567,7 +565,6 @@ static inline void ipw_disable_interrupts(struct ipw_priv *priv)
 	spin_unlock_irqrestore(&priv->irq_lock, flags);
 }
 
-#ifdef CONFIG_IPW2200_DEBUG
 static char *ipw_error_desc(u32 val)
 {
 	switch (val) {
@@ -634,7 +631,6 @@ static void ipw_dump_error_log(struct ipw_priv *priv,
 			  error->log[i].time,
 			  error->log[i].data, error->log[i].event);
 }
-#endif
 
 static inline int ipw_is_init(struct ipw_priv *priv)
 {
@@ -1435,9 +1431,7 @@ static ssize_t store_scan_age(struct device *d, struct device_attribute *attr,
 			      const char *buf, size_t count)
 {
 	struct ipw_priv *priv = dev_get_drvdata(d);
-#ifdef CONFIG_IPW2200_DEBUG
 	struct net_device *dev = priv->net_dev;
-#endif
 	char buffer[] = "00000000";
 	unsigned long len =
 	    (sizeof(buffer) - 1) > count ? count : sizeof(buffer) - 1;
@@ -1958,14 +1952,12 @@ static void ipw_irq_tasklet(struct ipw_priv *priv)
 		IPW_WARNING("Firmware error detected.  Restarting.\n");
 		if (priv->error) {
 			IPW_DEBUG_FW("Sysfs 'error' log already exists.\n");
-#ifdef CONFIG_IPW2200_DEBUG
 			if (ipw_debug_level & IPW_DL_FW_ERRORS) {
 				struct ipw_fw_error *error =
 				    ipw_alloc_error_log(priv);
 				ipw_dump_error_log(priv, error);
 				kfree(error);
 			}
-#endif
 		} else {
 			priv->error = ipw_alloc_error_log(priv);
 			if (priv->error)
@@ -1973,10 +1965,8 @@ static void ipw_irq_tasklet(struct ipw_priv *priv)
 			else
 				IPW_DEBUG_FW("Error allocating sysfs 'error' "
 					     "log.\n");
-#ifdef CONFIG_IPW2200_DEBUG
 			if (ipw_debug_level & IPW_DL_FW_ERRORS)
 				ipw_dump_error_log(priv, priv->error);
-#endif
 		}
 
 		/* XXX: If hardware encryption is for WPA/WPA2,
@@ -2287,7 +2277,7 @@ static int ipw_send_scan_abort(struct ipw_priv *priv)
 static int ipw_set_sensitivity(struct ipw_priv *priv, u16 sens)
 {
 	struct ipw_sensitivity_calib calib = {
-		.beacon_rssi_raw = sens,
+		.beacon_rssi_raw = cpu_to_le16(sens),
 	};
 
 	return ipw_send_cmd_pdu(priv, IPW_CMD_SENSITIVITY_CALIB, sizeof(calib),
@@ -2353,6 +2343,7 @@ static int ipw_send_card_disable(struct ipw_priv *priv, u32 phy_off)
 		return -1;
 	}
 
+	phy_off = cpu_to_le32(phy_off);
 	return ipw_send_cmd_pdu(priv, IPW_CMD_CARD_DISABLE, sizeof(phy_off),
 				&phy_off);
 }
@@ -2414,7 +2405,7 @@ static int ipw_set_tx_power(struct ipw_priv *priv)
 static int ipw_send_rts_threshold(struct ipw_priv *priv, u16 rts)
 {
 	struct ipw_rts_threshold rts_threshold = {
-		.rts_threshold = rts,
+		.rts_threshold = cpu_to_le16(rts),
 	};
 
 	if (!priv) {
@@ -2429,7 +2420,7 @@ static int ipw_send_rts_threshold(struct ipw_priv *priv, u16 rts)
 static int ipw_send_frag_threshold(struct ipw_priv *priv, u16 frag)
 {
 	struct ipw_frag_threshold frag_threshold = {
-		.frag_threshold = frag,
+		.frag_threshold = cpu_to_le16(frag),
 	};
 
 	if (!priv) {
@@ -2464,6 +2455,7 @@ static int ipw_send_power_mode(struct ipw_priv *priv, u32 mode)
 		break;
 	}
 
+	param = cpu_to_le32(mode);
 	return ipw_send_cmd_pdu(priv, IPW_CMD_POWER_MODE, sizeof(param),
 				&param);
 }
@@ -3915,7 +3907,6 @@ static const struct ipw_status_code ipw_status_codes[] = {
 	{0x2E, "Cipher suite is rejected per security policy"},
 };
 
-#ifdef CONFIG_IPW2200_DEBUG
 static const char *ipw_get_status_code(u16 status)
 {
 	int i;
@@ -3924,7 +3915,6 @@ static const char *ipw_get_status_code(u16 status)
 			return ipw_status_codes[i].reason;
 	return "Unknown status value.";
 }
-#endif
 
 static void inline average_init(struct average *avg)
 {
@@ -4394,7 +4384,6 @@ static void ipw_rx_notification(struct ipw_priv *priv,
 					if (priv->
 					    status & (STATUS_ASSOCIATED |
 						      STATUS_AUTH)) {
-#ifdef CONFIG_IPW2200_DEBUG
 						struct notif_authenticate *auth
 						    = &notif->u.auth;
 						IPW_DEBUG(IPW_DL_NOTIF |
@@ -4412,7 +4401,6 @@ static void ipw_rx_notification(struct ipw_priv *priv,
 							  ipw_get_status_code
 							  (ntohs
 							   (auth->status)));
-#endif
 
 						priv->status &=
 						    ~(STATUS_ASSOCIATING |
@@ -5055,7 +5043,6 @@ static void ipw_rx_queue_replenish(void *data)
 		}
 		list_del(element);
 
-		rxb->rxb = (struct ipw_rx_buffer *)rxb->skb->data;
 		rxb->dma_addr =
 		    pci_map_single(priv->pci_dev, rxb->skb->data,
 				   IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE);
@@ -5834,8 +5821,8 @@ static void ipw_send_tgi_tx_key(struct ipw_priv *priv, int type, int index)
 	key.station_index = 0;	/* always 0 for BSS */
 	key.flags = 0;
 	/* 0 for new key; previous value of counter (after fatal error) */
-	key.tx_counter[0] = 0;
-	key.tx_counter[1] = 0;
+	key.tx_counter[0] = cpu_to_le32(0);
+	key.tx_counter[1] = cpu_to_le32(0);
 
 	ipw_send_cmd_pdu(priv, IPW_CMD_TGI_TX_KEY, sizeof(key), &key);
 }
@@ -5969,7 +5956,6 @@ static void ipw_bg_adhoc_check(void *data)
 	mutex_unlock(&priv->mutex);
 }
 
-#ifdef CONFIG_IPW2200_DEBUG
 static void ipw_debug_config(struct ipw_priv *priv)
 {
 	IPW_DEBUG_INFO("Scan completed, no valid APs matched "
@@ -5994,9 +5980,6 @@ static void ipw_debug_config(struct ipw_priv *priv)
 		IPW_DEBUG_INFO("PRIVACY off\n");
 	IPW_DEBUG_INFO("RATE MASK: 0x%08X\n", priv->rates_mask);
 }
-#else
-#define ipw_debug_config(x) do {} while (0)
-#endif
 
 static void ipw_set_fixed_rate(struct ipw_priv *priv, int mode)
 {
@@ -6184,7 +6167,7 @@ static void ipw_add_scan_channels(struct ipw_priv *priv,
 	}
 }
 
-static int ipw_request_scan(struct ipw_priv *priv)
+static int ipw_request_scan_helper(struct ipw_priv *priv, int type)
 {
 	struct ipw_scan_request_ext scan;
 	int err = 0, scan_type;
@@ -6215,19 +6198,29 @@ static int ipw_request_scan(struct ipw_priv *priv)
 	}
 
 	memset(&scan, 0, sizeof(scan));
+	scan.full_scan_index = cpu_to_le32(ieee80211_get_scans(priv->ieee));
 
-	if (priv->config & CFG_SPEED_SCAN)
+	if (type == IW_SCAN_TYPE_PASSIVE) {
+	  	IPW_DEBUG_WX("use passive scanning\n");
+	  	scan_type = IPW_SCAN_PASSIVE_FULL_DWELL_SCAN;
+		scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] =
+			cpu_to_le16(120);
+		ipw_add_scan_channels(priv, &scan, scan_type);
+		goto send_request;
+	}
+
+	/* Use active scan by default. */
+  	if (priv->config & CFG_SPEED_SCAN)
 		scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] =
-		    cpu_to_le16(30);
+			cpu_to_le16(30);
 	else
 		scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] =
-		    cpu_to_le16(20);
+			cpu_to_le16(20);
 
 	scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN] =
-	    cpu_to_le16(20);
-	scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(120);
+		cpu_to_le16(20);
 
-	scan.full_scan_index = cpu_to_le32(ieee80211_get_scans(priv->ieee));
+  	scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(120);
 
 #ifdef CONFIG_IPW2200_MONITOR
 	if (priv->ieee->iw_mode == IW_MODE_MONITOR) {
@@ -6264,7 +6257,7 @@ static int ipw_request_scan(struct ipw_priv *priv)
 		 *
 		 * TODO: Move SPEED SCAN support to all modes and bands */
 		scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] =
-		    cpu_to_le16(2000);
+			cpu_to_le16(2000);
 	} else {
 #endif				/* CONFIG_IPW2200_MONITOR */
 		/* If we are roaming, then make this a directed scan for the
@@ -6290,6 +6283,7 @@ static int ipw_request_scan(struct ipw_priv *priv)
 	}
 #endif
 
+send_request:
 	err = ipw_send_scan_request_ext(priv, &scan);
 	if (err) {
 		IPW_DEBUG_HC("Sending scan command failed: %08X\n", err);
@@ -6300,11 +6294,19 @@ static int ipw_request_scan(struct ipw_priv *priv)
 	priv->status &= ~STATUS_SCAN_PENDING;
 	queue_delayed_work(priv->workqueue, &priv->scan_check,
 			   IPW_SCAN_CHECK_WATCHDOG);
-      done:
+done:
 	mutex_unlock(&priv->mutex);
 	return err;
 }
 
+static int ipw_request_passive_scan(struct ipw_priv *priv) {
+  	return ipw_request_scan_helper(priv, IW_SCAN_TYPE_PASSIVE);
+}
+
+static int ipw_request_scan(struct ipw_priv *priv) {
+	return ipw_request_scan_helper(priv, IW_SCAN_TYPE_ACTIVE);
+}
+
 static void ipw_bg_abort_scan(void *data)
 {
 	struct ipw_priv *priv = data;
@@ -6790,7 +6792,7 @@ static int ipw_qos_activate(struct ipw_priv *priv,
 		burst_duration = ipw_qos_get_burst_duration(priv);
 		for (i = 0; i < QOS_QUEUE_NUM; i++)
 			qos_parameters[QOS_PARAM_SET_ACTIVE].tx_op_limit[i] =
-			    (u16) burst_duration;
+			    (u16)burst_duration;
 	} else if (priv->ieee->iw_mode == IW_MODE_ADHOC) {
 		if (type == IEEE_B) {
 			IPW_DEBUG_QOS("QoS activate IBSS nework mode %d\n",
@@ -6822,11 +6824,20 @@ static int ipw_qos_activate(struct ipw_priv *priv,
 			burst_duration = ipw_qos_get_burst_duration(priv);
 			for (i = 0; i < QOS_QUEUE_NUM; i++)
 				qos_parameters[QOS_PARAM_SET_ACTIVE].
-				    tx_op_limit[i] = (u16) burst_duration;
+				    tx_op_limit[i] = (u16)burst_duration;
 		}
 	}
 
 	IPW_DEBUG_QOS("QoS sending IPW_CMD_QOS_PARAMETERS\n");
+	for (i = 0; i < 3; i++) {
+		int j;
+		for (j = 0; j < QOS_QUEUE_NUM; j++) {
+			qos_parameters[i].cw_min[j] = cpu_to_le16(qos_parameters[i].cw_min[j]);
+			qos_parameters[i].cw_max[j] = cpu_to_le16(qos_parameters[i].cw_max[j]);
+			qos_parameters[i].tx_op_limit[j] = cpu_to_le16(qos_parameters[i].tx_op_limit[j]);
+		}
+	}
+
 	err = ipw_send_qos_params_command(priv,
 					  (struct ieee80211_qos_parameters *)
 					  &(qos_parameters[0]));
@@ -7065,7 +7076,7 @@ static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv,
 
 	if (priv->qos_data.qos_no_ack_mask & (1UL << tx_queue_id)) {
 		tfd->tx_flags &= ~DCT_FLAG_ACK_REQD;
-		tfd->tfd.tfd_26.mchdr.qos_ctrl |= CTRL_QOS_NO_ACK;
+		tfd->tfd.tfd_26.mchdr.qos_ctrl |= cpu_to_le16(CTRL_QOS_NO_ACK);
 	}
 	return 0;
 }
@@ -7646,7 +7657,6 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv,
 	/* Big bitfield of all the fields we provide in radiotap */
 	ipw_rt->rt_hdr.it_present =
 	    ((1 << IEEE80211_RADIOTAP_FLAGS) |
-	     (1 << IEEE80211_RADIOTAP_TSFT) |
 	     (1 << IEEE80211_RADIOTAP_RATE) |
 	     (1 << IEEE80211_RADIOTAP_CHANNEL) |
 	     (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |
@@ -7655,6 +7665,7 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv,
 
 	/* Zero the flags, we'll add to them as we go */
 	ipw_rt->rt_flags = 0;
+	ipw_rt->rt_tsf = 0ULL;
 
 	/* Convert signal to DBM */
 	ipw_rt->rt_dbmsignal = antsignal;
@@ -7773,7 +7784,6 @@ static void ipw_handle_promiscuous_rx(struct ipw_priv *priv,
 	s8 noise = frame->noise;
 	u8 rate = frame->rate;
 	short len = le16_to_cpu(pkt->u.frame.length);
-	u64 tsf = 0;
 	struct sk_buff *skb;
 	int hdr_only = 0;
 	u16 filter = priv->prom_priv->filter;
@@ -7808,17 +7818,17 @@ static void ipw_handle_promiscuous_rx(struct ipw_priv *priv,
 	}
 
 	hdr = (void *)rxb->skb->data + IPW_RX_FRAME_SIZE;
-	if (ieee80211_is_management(hdr->frame_ctl)) {
+	if (ieee80211_is_management(le16_to_cpu(hdr->frame_ctl))) {
 		if (filter & IPW_PROM_NO_MGMT)
 			return;
 		if (filter & IPW_PROM_MGMT_HEADER_ONLY)
 			hdr_only = 1;
-	} else if (ieee80211_is_control(hdr->frame_ctl)) {
+	} else if (ieee80211_is_control(le16_to_cpu(hdr->frame_ctl))) {
 		if (filter & IPW_PROM_NO_CTL)
 			return;
 		if (filter & IPW_PROM_CTL_HEADER_ONLY)
 			hdr_only = 1;
-	} else if (ieee80211_is_data(hdr->frame_ctl)) {
+	} else if (ieee80211_is_data(le16_to_cpu(hdr->frame_ctl))) {
 		if (filter & IPW_PROM_NO_DATA)
 			return;
 		if (filter & IPW_PROM_DATA_HEADER_ONLY)
@@ -7836,7 +7846,7 @@ static void ipw_handle_promiscuous_rx(struct ipw_priv *priv,
 	ipw_rt = (void *)skb->data;
 
 	if (hdr_only)
-		len = ieee80211_get_hdrlen(hdr->frame_ctl);
+		len = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl));
 
 	memcpy(ipw_rt->payload, hdr, len);
 
@@ -7859,7 +7869,6 @@ static void ipw_handle_promiscuous_rx(struct ipw_priv *priv,
 	/* Big bitfield of all the fields we provide in radiotap */
 	ipw_rt->rt_hdr.it_present =
 	    ((1 << IEEE80211_RADIOTAP_FLAGS) |
-	     (1 << IEEE80211_RADIOTAP_TSFT) |
 	     (1 << IEEE80211_RADIOTAP_RATE) |
 	     (1 << IEEE80211_RADIOTAP_CHANNEL) |
 	     (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |
@@ -7868,8 +7877,7 @@ static void ipw_handle_promiscuous_rx(struct ipw_priv *priv,
 
 	/* Zero the flags, we'll add to them as we go */
 	ipw_rt->rt_flags = 0;
-
-	ipw_rt->rt_tsf = tsf;
+	ipw_rt->rt_tsf = 0ULL;
 
 	/* Convert to DBM */
 	ipw_rt->rt_dbmsignal = signal;
@@ -8142,8 +8150,7 @@ static void ipw_rx(struct ipw_priv *priv)
 		switch (pkt->header.message_type) {
 		case RX_FRAME_TYPE:	/* 802.11 frame */  {
 				struct ieee80211_rx_stats stats = {
-					.rssi =
-					    le16_to_cpu(pkt->u.frame.rssi_dbm) -
+					.rssi = pkt->u.frame.rssi_dbm -
 					    IPW_RSSI_TO_DBM,
 					.signal =
 					    le16_to_cpu(pkt->u.frame.rssi_dbm) -
@@ -8578,9 +8585,26 @@ static int ipw_wx_get_freq(struct net_device *dev,
 	 * configured CHANNEL then return that; otherwise return ANY */
 	mutex_lock(&priv->mutex);
 	if (priv->config & CFG_STATIC_CHANNEL ||
-	    priv->status & (STATUS_ASSOCIATING | STATUS_ASSOCIATED))
-		wrqu->freq.m = priv->channel;
-	else
+	    priv->status & (STATUS_ASSOCIATING | STATUS_ASSOCIATED)) {
+		int i;
+
+		i = ieee80211_channel_to_index(priv->ieee, priv->channel);
+		BUG_ON(i == -1);
+		wrqu->freq.e = 1;
+
+		switch (ieee80211_is_valid_channel(priv->ieee, priv->channel)) {
+		case IEEE80211_52GHZ_BAND:
+			wrqu->freq.m = priv->ieee->geo.a[i].freq * 100000;
+			break;
+
+		case IEEE80211_24GHZ_BAND:
+			wrqu->freq.m = priv->ieee->geo.bg[i].freq * 100000;
+			break;
+
+		default:
+			BUG();
+		}
+	} else
 		wrqu->freq.m = 0;
 
 	mutex_unlock(&priv->mutex);
@@ -8836,42 +8860,38 @@ static int ipw_wx_set_essid(struct net_device *dev,
 			    union iwreq_data *wrqu, char *extra)
 {
 	struct ipw_priv *priv = ieee80211_priv(dev);
-	char *essid = "";	/* ANY */
-	int length = 0;
-	mutex_lock(&priv->mutex);
-	if (wrqu->essid.flags && wrqu->essid.length) {
-		length = wrqu->essid.length - 1;
-		essid = extra;
-	}
-	if (length == 0) {
-		IPW_DEBUG_WX("Setting ESSID to ANY\n");
-		if ((priv->config & CFG_STATIC_ESSID) &&
-		    !(priv->status & (STATUS_ASSOCIATED |
-				      STATUS_ASSOCIATING))) {
-			IPW_DEBUG_ASSOC("Attempting to associate with new "
-					"parameters.\n");
-			priv->config &= ~CFG_STATIC_ESSID;
-			ipw_associate(priv);
-		}
-		mutex_unlock(&priv->mutex);
-		return 0;
-	}
+        int length;
+
+        mutex_lock(&priv->mutex);
 
-	length = min(length, IW_ESSID_MAX_SIZE);
+        if (!wrqu->essid.flags)
+        {
+                IPW_DEBUG_WX("Setting ESSID to ANY\n");
+                ipw_disassociate(priv);
+                priv->config &= ~CFG_STATIC_ESSID;
+                ipw_associate(priv);
+                mutex_unlock(&priv->mutex);
+                return 0;
+        }
+
+	length = min((int)wrqu->essid.length, IW_ESSID_MAX_SIZE);
+	if (!extra[length - 1])
+		length--;
 
 	priv->config |= CFG_STATIC_ESSID;
 
-	if (priv->essid_len == length && !memcmp(priv->essid, extra, length)) {
+	if (priv->essid_len == length && !memcmp(priv->essid, extra, length)
+	    && (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING))) {
 		IPW_DEBUG_WX("ESSID set to current ESSID.\n");
 		mutex_unlock(&priv->mutex);
 		return 0;
 	}
 
-	IPW_DEBUG_WX("Setting ESSID: '%s' (%d)\n", escape_essid(essid, length),
+	IPW_DEBUG_WX("Setting ESSID: '%s' (%d)\n", escape_essid(extra, length),
 		     length);
 
 	priv->essid_len = length;
-	memcpy(priv->essid, essid, priv->essid_len);
+	memcpy(priv->essid, extra, priv->essid_len);
 
 	/* Network configuration changed -- force [re]association */
 	IPW_DEBUG_ASSOC("[re]association triggered due to ESSID change.\n");
@@ -9252,7 +9272,7 @@ static int ipw_wx_set_retry(struct net_device *dev,
 	if (!(wrqu->retry.flags & IW_RETRY_LIMIT))
 		return 0;
 
-	if (wrqu->retry.value < 0 || wrqu->retry.value > 255)
+	if (wrqu->retry.value < 0 || wrqu->retry.value >= 255)
 		return -EINVAL;
 
 	mutex_lock(&priv->mutex);
@@ -9375,15 +9395,19 @@ static int ipw_wx_set_scan(struct net_device *dev,
 			   union iwreq_data *wrqu, char *extra)
 {
 	struct ipw_priv *priv = ieee80211_priv(dev);
-	struct iw_scan_req *req = NULL;
-	if (wrqu->data.length
-	    && wrqu->data.length == sizeof(struct iw_scan_req)) {
-		req = (struct iw_scan_req *)extra;
+	struct iw_scan_req *req = (struct iw_scan_req *)extra;
+
+	if (wrqu->data.length == sizeof(struct iw_scan_req)) {
 		if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
 			ipw_request_direct_scan(priv, req->essid,
 						req->essid_len);
 			return 0;
 		}
+		if (req->scan_type == IW_SCAN_TYPE_PASSIVE) {
+			queue_work(priv->workqueue,
+				   &priv->request_passive_scan);
+			return 0;
+		}
 	}
 
 	IPW_DEBUG_WX("Start scan\n");
@@ -10092,7 +10116,7 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb,
 		switch (priv->ieee->sec.level) {
 		case SEC_LEVEL_3:
 			tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |=
-			    IEEE80211_FCTL_PROTECTED;
+			    cpu_to_le16(IEEE80211_FCTL_PROTECTED);
 			/* XXX: ACK flag must be set for CCMP even if it
 			 * is a multicast/broadcast packet, because CCMP
 			 * group communication encrypted by GTK is
@@ -10107,14 +10131,14 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb,
 			break;
 		case SEC_LEVEL_2:
 			tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |=
-			    IEEE80211_FCTL_PROTECTED;
+			    cpu_to_le16(IEEE80211_FCTL_PROTECTED);
 			tfd->u.data.tx_flags &= ~DCT_FLAG_NO_WEP;
 			tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_SECURITY_TKIP;
 			tfd->u.data.key_index = DCT_WEP_INDEX_USE_IMMEDIATE;
 			break;
 		case SEC_LEVEL_1:
 			tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |=
-			    IEEE80211_FCTL_PROTECTED;
+			    cpu_to_le16(IEEE80211_FCTL_PROTECTED);
 			tfd->u.data.key_index = priv->ieee->tx_keyidx;
 			if (priv->ieee->sec.key_sizes[priv->ieee->tx_keyidx] <=
 			    40)
@@ -10246,17 +10270,17 @@ static void ipw_handle_promiscuous_tx(struct ipw_priv *priv,
 
 	/* Filtering of fragment chains is done agains the first fragment */
 	hdr = (void *)txb->fragments[0]->data;
-	if (ieee80211_is_management(hdr->frame_ctl)) {
+	if (ieee80211_is_management(le16_to_cpu(hdr->frame_ctl))) {
 		if (filter & IPW_PROM_NO_MGMT)
 			return;
 		if (filter & IPW_PROM_MGMT_HEADER_ONLY)
 			hdr_only = 1;
-	} else if (ieee80211_is_control(hdr->frame_ctl)) {
+	} else if (ieee80211_is_control(le16_to_cpu(hdr->frame_ctl))) {
 		if (filter & IPW_PROM_NO_CTL)
 			return;
 		if (filter & IPW_PROM_CTL_HEADER_ONLY)
 			hdr_only = 1;
-	} else if (ieee80211_is_data(hdr->frame_ctl)) {
+	} else if (ieee80211_is_data(le16_to_cpu(hdr->frame_ctl))) {
 		if (filter & IPW_PROM_NO_DATA)
 			return;
 		if (filter & IPW_PROM_DATA_HEADER_ONLY)
@@ -10271,7 +10295,7 @@ static void ipw_handle_promiscuous_tx(struct ipw_priv *priv,
 
 		if (hdr_only) {
 			hdr = (void *)src->data;
-			len = ieee80211_get_hdrlen(hdr->frame_ctl);
+			len = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl));
 		} else
 			len = src->len;
 
@@ -10615,6 +10639,8 @@ static int ipw_setup_deferred_work(struct ipw_priv *priv)
 	INIT_WORK(&priv->down, (void (*)(void *))ipw_bg_down, priv);
 	INIT_WORK(&priv->request_scan,
 		  (void (*)(void *))ipw_request_scan, priv);
+	INIT_WORK(&priv->request_passive_scan,
+		  (void (*)(void *))ipw_request_passive_scan, priv);
 	INIT_WORK(&priv->gather_stats,
 		  (void (*)(void *))ipw_bg_gather_stats, priv);
 	INIT_WORK(&priv->abort_scan, (void (*)(void *))ipw_bg_abort_scan, priv);
@@ -11467,9 +11493,7 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	priv->net_dev = net_dev;
 	priv->pci_dev = pdev;
-#ifdef CONFIG_IPW2200_DEBUG
 	ipw_debug_level = debug;
-#endif
 	spin_lock_init(&priv->irq_lock);
 	spin_lock_init(&priv->lock);
 	for (i = 0; i < IPW_IBSS_MAC_HASH_SIZE; i++)
@@ -11734,6 +11758,16 @@ static int ipw_pci_resume(struct pci_dev *pdev)
 }
 #endif
 
+static void ipw_pci_shutdown(struct pci_dev *pdev)
+{
+	struct ipw_priv *priv = pci_get_drvdata(pdev);
+
+	/* Take down the device; powers it off, etc. */
+	ipw_down(priv);
+
+	pci_disable_device(pdev);
+}
+
 /* driver initialization stuff */
 static struct pci_driver ipw_driver = {
 	.name = DRV_NAME,
@@ -11744,6 +11778,7 @@ static struct pci_driver ipw_driver = {
 	.suspend = ipw_pci_suspend,
 	.resume = ipw_pci_resume,
 #endif
+	.shutdown = ipw_pci_shutdown,
 };
 
 static int __init ipw_init(void)
@@ -11787,10 +11822,8 @@ MODULE_PARM_DESC(auto_create, "auto create adhoc network (default on)");
 module_param(led, int, 0444);
 MODULE_PARM_DESC(led, "enable led control on some systems (default 0 off)\n");
 
-#ifdef CONFIG_IPW2200_DEBUG
 module_param(debug, int, 0444);
 MODULE_PARM_DESC(debug, "debug output mask");
-#endif
 
 module_param(channel, int, 0444);
 MODULE_PARM_DESC(channel, "channel to limit associate to (default 0 [ANY])");
diff --git a/drivers/net/wireless/ipw2200.h b/drivers/net/wireless/ipw2200.h
index 8b1cd7c749a..dad5eedefbf 100644
--- a/drivers/net/wireless/ipw2200.h
+++ b/drivers/net/wireless/ipw2200.h
@@ -713,7 +713,6 @@ struct ipw_rx_packet {
 
 struct ipw_rx_mem_buffer {
 	dma_addr_t dma_addr;
-	struct ipw_rx_buffer *rxb;
 	struct sk_buff *skb;
 	struct list_head list;
 };				/* Not transferred over network, so not  __attribute__ ((packed)) */
@@ -1297,6 +1296,7 @@ struct ipw_priv {
 	struct work_struct system_config;
 	struct work_struct rx_replenish;
 	struct work_struct request_scan;
+  	struct work_struct request_passive_scan;
 	struct work_struct adapter_restart;
 	struct work_struct rf_kill;
 	struct work_struct up;
@@ -1381,13 +1381,18 @@ BITC(x,19),BITC(x,18),BITC(x,17),BITC(x,16),\
 BIT_ARG16(x)
 
 
-#ifdef CONFIG_IPW2200_DEBUG
 #define IPW_DEBUG(level, fmt, args...) \
 do { if (ipw_debug_level & (level)) \
   printk(KERN_DEBUG DRV_NAME": %c %s " fmt, \
          in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0)
+
+#ifdef CONFIG_IPW2200_DEBUG
+#define IPW_LL_DEBUG(level, fmt, args...) \
+do { if (ipw_debug_level & (level)) \
+  printk(KERN_DEBUG DRV_NAME": %c %s " fmt, \
+         in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0)
 #else
-#define IPW_DEBUG(level, fmt, args...) do {} while (0)
+#define IPW_LL_DEBUG(level, fmt, args...) do {} while (0)
 #endif				/* CONFIG_IPW2200_DEBUG */
 
 /*
@@ -1457,28 +1462,27 @@ do { if (ipw_debug_level & (level)) \
 
 #define IPW_DEBUG_WX(f, a...)     IPW_DEBUG(IPW_DL_WX, f, ## a)
 #define IPW_DEBUG_SCAN(f, a...)   IPW_DEBUG(IPW_DL_SCAN, f, ## a)
-#define IPW_DEBUG_STATUS(f, a...) IPW_DEBUG(IPW_DL_STATUS, f, ## a)
-#define IPW_DEBUG_TRACE(f, a...)  IPW_DEBUG(IPW_DL_TRACE, f, ## a)
-#define IPW_DEBUG_RX(f, a...)     IPW_DEBUG(IPW_DL_RX, f, ## a)
-#define IPW_DEBUG_TX(f, a...)     IPW_DEBUG(IPW_DL_TX, f, ## a)
-#define IPW_DEBUG_ISR(f, a...)    IPW_DEBUG(IPW_DL_ISR, f, ## a)
+#define IPW_DEBUG_TRACE(f, a...)  IPW_LL_DEBUG(IPW_DL_TRACE, f, ## a)
+#define IPW_DEBUG_RX(f, a...)     IPW_LL_DEBUG(IPW_DL_RX, f, ## a)
+#define IPW_DEBUG_TX(f, a...)     IPW_LL_DEBUG(IPW_DL_TX, f, ## a)
+#define IPW_DEBUG_ISR(f, a...)    IPW_LL_DEBUG(IPW_DL_ISR, f, ## a)
 #define IPW_DEBUG_MANAGEMENT(f, a...) IPW_DEBUG(IPW_DL_MANAGE, f, ## a)
-#define IPW_DEBUG_LED(f, a...) IPW_DEBUG(IPW_DL_LED, f, ## a)
-#define IPW_DEBUG_WEP(f, a...)    IPW_DEBUG(IPW_DL_WEP, f, ## a)
-#define IPW_DEBUG_HC(f, a...) IPW_DEBUG(IPW_DL_HOST_COMMAND, f, ## a)
-#define IPW_DEBUG_FRAG(f, a...) IPW_DEBUG(IPW_DL_FRAG, f, ## a)
-#define IPW_DEBUG_FW(f, a...) IPW_DEBUG(IPW_DL_FW, f, ## a)
+#define IPW_DEBUG_LED(f, a...) IPW_LL_DEBUG(IPW_DL_LED, f, ## a)
+#define IPW_DEBUG_WEP(f, a...)    IPW_LL_DEBUG(IPW_DL_WEP, f, ## a)
+#define IPW_DEBUG_HC(f, a...) IPW_LL_DEBUG(IPW_DL_HOST_COMMAND, f, ## a)
+#define IPW_DEBUG_FRAG(f, a...) IPW_LL_DEBUG(IPW_DL_FRAG, f, ## a)
+#define IPW_DEBUG_FW(f, a...) IPW_LL_DEBUG(IPW_DL_FW, f, ## a)
 #define IPW_DEBUG_RF_KILL(f, a...) IPW_DEBUG(IPW_DL_RF_KILL, f, ## a)
 #define IPW_DEBUG_DROP(f, a...) IPW_DEBUG(IPW_DL_DROP, f, ## a)
-#define IPW_DEBUG_IO(f, a...) IPW_DEBUG(IPW_DL_IO, f, ## a)
-#define IPW_DEBUG_ORD(f, a...) IPW_DEBUG(IPW_DL_ORD, f, ## a)
-#define IPW_DEBUG_FW_INFO(f, a...) IPW_DEBUG(IPW_DL_FW_INFO, f, ## a)
+#define IPW_DEBUG_IO(f, a...) IPW_LL_DEBUG(IPW_DL_IO, f, ## a)
+#define IPW_DEBUG_ORD(f, a...) IPW_LL_DEBUG(IPW_DL_ORD, f, ## a)
+#define IPW_DEBUG_FW_INFO(f, a...) IPW_LL_DEBUG(IPW_DL_FW_INFO, f, ## a)
 #define IPW_DEBUG_NOTIF(f, a...) IPW_DEBUG(IPW_DL_NOTIF, f, ## a)
 #define IPW_DEBUG_STATE(f, a...) IPW_DEBUG(IPW_DL_STATE | IPW_DL_ASSOC | IPW_DL_INFO, f, ## a)
 #define IPW_DEBUG_ASSOC(f, a...) IPW_DEBUG(IPW_DL_ASSOC | IPW_DL_INFO, f, ## a)
-#define IPW_DEBUG_STATS(f, a...) IPW_DEBUG(IPW_DL_STATS, f, ## a)
-#define IPW_DEBUG_MERGE(f, a...) IPW_DEBUG(IPW_DL_MERGE, f, ## a)
-#define IPW_DEBUG_QOS(f, a...)   IPW_DEBUG(IPW_DL_QOS, f, ## a)
+#define IPW_DEBUG_STATS(f, a...) IPW_LL_DEBUG(IPW_DL_STATS, f, ## a)
+#define IPW_DEBUG_MERGE(f, a...) IPW_LL_DEBUG(IPW_DL_MERGE, f, ## a)
+#define IPW_DEBUG_QOS(f, a...)   IPW_LL_DEBUG(IPW_DL_QOS, f, ## a)
 
 #include <linux/ctype.h>
 
@@ -1947,10 +1951,17 @@ struct host_cmd {
 	u32 *param;
 } __attribute__ ((packed));
 
+struct cmdlog_host_cmd {
+	u8 cmd;
+	u8 len;
+	u16 reserved;
+	char param[124];
+} __attribute__ ((packed));
+
 struct ipw_cmd_log {
 	unsigned long jiffies;
 	int retcode;
-	struct host_cmd cmd;
+	struct cmdlog_host_cmd cmd;
 };
 
 /* SysConfig command parameters ... */
diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c
index 317ace7f9aa..1174ff53e02 100644
--- a/drivers/net/wireless/orinoco.c
+++ b/drivers/net/wireless/orinoco.c
@@ -82,6 +82,7 @@
 #include <linux/netdevice.h>
 #include <linux/etherdevice.h>
 #include <linux/ethtool.h>
+#include <linux/if_arp.h>
 #include <linux/wireless.h>
 #include <net/iw_handler.h>
 #include <net/ieee80211.h>
diff --git a/drivers/net/wireless/orinoco.h b/drivers/net/wireless/orinoco.h
index 16db3e14b7d..fb5700d6c45 100644
--- a/drivers/net/wireless/orinoco.h
+++ b/drivers/net/wireless/orinoco.h
@@ -134,11 +134,7 @@ extern irqreturn_t orinoco_interrupt(int irq, void * dev_id, struct pt_regs *reg
 /* Locking and synchronization functions                            */
 /********************************************************************/
 
-/* These functions *must* be inline or they will break horribly on
- * SPARC, due to its weird semantics for save/restore flags. extern
- * inline should prevent the kernel from linking or module from
- * loading if they are not inlined. */
-extern inline int orinoco_lock(struct orinoco_private *priv,
+static inline int orinoco_lock(struct orinoco_private *priv,
 			       unsigned long *flags)
 {
 	spin_lock_irqsave(&priv->lock, *flags);
@@ -151,7 +147,7 @@ extern inline int orinoco_lock(struct orinoco_private *priv,
 	return 0;
 }
 
-extern inline void orinoco_unlock(struct orinoco_private *priv,
+static inline void orinoco_unlock(struct orinoco_private *priv,
 				  unsigned long *flags)
 {
 	spin_unlock_irqrestore(&priv->lock, *flags);