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atm: [nicstar] reformatted with Lindent

Signed-off-by: Chas Williams - CONTRACTOR <chas@cmf.nrl.navy.mil>
Signed-off-by: David S. Miller <davem@davemloft.net>
chas williams - CONTRACTOR 15 ani în urmă
părinte
comite
098fde114b
3 a modificat fișierele cu 2888 adăugiri și 3169 ștergeri
  1. 2465 2650
      drivers/atm/nicstar.c
  2. 255 323
      drivers/atm/nicstar.h
  3. 168 196
      drivers/atm/nicstarmac.c

+ 2465 - 2650
drivers/atm/nicstar.c

@@ -1,5 +1,4 @@
-/******************************************************************************
- *
+/*
  * nicstar.c
  * nicstar.c
  *
  *
  * Device driver supporting CBR for IDT 77201/77211 "NICStAR" based cards.
  * Device driver supporting CBR for IDT 77201/77211 "NICStAR" based cards.
@@ -16,12 +15,10 @@
  *
  *
  *
  *
  * (C) INESC 1999
  * (C) INESC 1999
- *
- *
- ******************************************************************************/
-
+ */
 
 
-/**** IMPORTANT INFORMATION ***************************************************
+/*
+ * IMPORTANT INFORMATION
  *
  *
  * There are currently three types of spinlocks:
  * There are currently three types of spinlocks:
  *
  *
@@ -31,9 +28,9 @@
  *
  *
  * These must NEVER be grabbed in reverse order.
  * These must NEVER be grabbed in reverse order.
  *
  *
- ******************************************************************************/
+ */
 
 
-/* Header files ***************************************************************/
+/* Header files */
 
 
 #include <linux/module.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/kernel.h>
@@ -62,15 +59,14 @@
 #endif /* CONFIG_ATM_NICSTAR_USE_IDT77105 */
 #endif /* CONFIG_ATM_NICSTAR_USE_IDT77105 */
 
 
 #if BITS_PER_LONG != 32
 #if BITS_PER_LONG != 32
-#  error FIXME: this driver requires a 32-bit platform
+# error FIXME: this driver requires a 32-bit platform
 #endif
 #endif
 
 
-/* Additional code ************************************************************/
+/* Additional code */
 
 
 #include "nicstarmac.c"
 #include "nicstarmac.c"
 
 
-
-/* Configurable parameters ****************************************************/
+/* Configurable parameters */
 
 
 #undef PHY_LOOPBACK
 #undef PHY_LOOPBACK
 #undef TX_DEBUG
 #undef TX_DEBUG
@@ -78,11 +74,10 @@
 #undef GENERAL_DEBUG
 #undef GENERAL_DEBUG
 #undef EXTRA_DEBUG
 #undef EXTRA_DEBUG
 
 
-#undef NS_USE_DESTRUCTORS /* For now keep this undefined unless you know
-                             you're going to use only raw ATM */
-
+#undef NS_USE_DESTRUCTORS	/* For now keep this undefined unless you know
+				   you're going to use only raw ATM */
 
 
-/* Do not touch these *********************************************************/
+/* Do not touch these */
 
 
 #ifdef TX_DEBUG
 #ifdef TX_DEBUG
 #define TXPRINTK(args...) printk(args)
 #define TXPRINTK(args...) printk(args)
@@ -108,8 +103,7 @@
 #define XPRINTK(args...)
 #define XPRINTK(args...)
 #endif /* EXTRA_DEBUG */
 #endif /* EXTRA_DEBUG */
 
 
-
-/* Macros *********************************************************************/
+/* Macros */
 
 
 #define CMD_BUSY(card) (readl((card)->membase + STAT) & NS_STAT_CMDBZ)
 #define CMD_BUSY(card) (readl((card)->membase + STAT) & NS_STAT_CMDBZ)
 
 
@@ -126,2890 +120,2711 @@
 #define ATM_SKB(s) (&(s)->atm)
 #define ATM_SKB(s) (&(s)->atm)
 #endif
 #endif
 
 
+/* Function declarations */
 
 
-/* Function declarations ******************************************************/
-
-static u32 ns_read_sram(ns_dev *card, u32 sram_address);
-static void ns_write_sram(ns_dev *card, u32 sram_address, u32 *value, int count);
+static u32 ns_read_sram(ns_dev * card, u32 sram_address);
+static void ns_write_sram(ns_dev * card, u32 sram_address, u32 * value,
+			  int count);
 static int __devinit ns_init_card(int i, struct pci_dev *pcidev);
 static int __devinit ns_init_card(int i, struct pci_dev *pcidev);
-static void __devinit ns_init_card_error(ns_dev *card, int error);
+static void __devinit ns_init_card_error(ns_dev * card, int error);
 static scq_info *get_scq(int size, u32 scd);
 static scq_info *get_scq(int size, u32 scd);
-static void free_scq(scq_info *scq, struct atm_vcc *vcc);
+static void free_scq(scq_info * scq, struct atm_vcc *vcc);
 static void push_rxbufs(ns_dev *, struct sk_buff *);
 static void push_rxbufs(ns_dev *, struct sk_buff *);
 static irqreturn_t ns_irq_handler(int irq, void *dev_id);
 static irqreturn_t ns_irq_handler(int irq, void *dev_id);
 static int ns_open(struct atm_vcc *vcc);
 static int ns_open(struct atm_vcc *vcc);
 static void ns_close(struct atm_vcc *vcc);
 static void ns_close(struct atm_vcc *vcc);
-static void fill_tst(ns_dev *card, int n, vc_map *vc);
+static void fill_tst(ns_dev * card, int n, vc_map * vc);
 static int ns_send(struct atm_vcc *vcc, struct sk_buff *skb);
 static int ns_send(struct atm_vcc *vcc, struct sk_buff *skb);
-static int push_scqe(ns_dev *card, vc_map *vc, scq_info *scq, ns_scqe *tbd,
-                     struct sk_buff *skb);
-static void process_tsq(ns_dev *card);
-static void drain_scq(ns_dev *card, scq_info *scq, int pos);
-static void process_rsq(ns_dev *card);
-static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe);
+static int push_scqe(ns_dev * card, vc_map * vc, scq_info * scq, ns_scqe * tbd,
+		     struct sk_buff *skb);
+static void process_tsq(ns_dev * card);
+static void drain_scq(ns_dev * card, scq_info * scq, int pos);
+static void process_rsq(ns_dev * card);
+static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe);
 #ifdef NS_USE_DESTRUCTORS
 #ifdef NS_USE_DESTRUCTORS
 static void ns_sb_destructor(struct sk_buff *sb);
 static void ns_sb_destructor(struct sk_buff *sb);
 static void ns_lb_destructor(struct sk_buff *lb);
 static void ns_lb_destructor(struct sk_buff *lb);
 static void ns_hb_destructor(struct sk_buff *hb);
 static void ns_hb_destructor(struct sk_buff *hb);
 #endif /* NS_USE_DESTRUCTORS */
 #endif /* NS_USE_DESTRUCTORS */
-static void recycle_rx_buf(ns_dev *card, struct sk_buff *skb);
-static void recycle_iovec_rx_bufs(ns_dev *card, struct iovec *iov, int count);
-static void recycle_iov_buf(ns_dev *card, struct sk_buff *iovb);
-static void dequeue_sm_buf(ns_dev *card, struct sk_buff *sb);
-static void dequeue_lg_buf(ns_dev *card, struct sk_buff *lb);
-static int ns_proc_read(struct atm_dev *dev, loff_t *pos, char *page);
-static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg);
-static void which_list(ns_dev *card, struct sk_buff *skb);
+static void recycle_rx_buf(ns_dev * card, struct sk_buff *skb);
+static void recycle_iovec_rx_bufs(ns_dev * card, struct iovec *iov, int count);
+static void recycle_iov_buf(ns_dev * card, struct sk_buff *iovb);
+static void dequeue_sm_buf(ns_dev * card, struct sk_buff *sb);
+static void dequeue_lg_buf(ns_dev * card, struct sk_buff *lb);
+static int ns_proc_read(struct atm_dev *dev, loff_t * pos, char *page);
+static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user * arg);
+static void which_list(ns_dev * card, struct sk_buff *skb);
 static void ns_poll(unsigned long arg);
 static void ns_poll(unsigned long arg);
 static int ns_parse_mac(char *mac, unsigned char *esi);
 static int ns_parse_mac(char *mac, unsigned char *esi);
 static short ns_h2i(char c);
 static short ns_h2i(char c);
 static void ns_phy_put(struct atm_dev *dev, unsigned char value,
 static void ns_phy_put(struct atm_dev *dev, unsigned char value,
-                       unsigned long addr);
+		       unsigned long addr);
 static unsigned char ns_phy_get(struct atm_dev *dev, unsigned long addr);
 static unsigned char ns_phy_get(struct atm_dev *dev, unsigned long addr);
 
 
-
-
-/* Global variables ***********************************************************/
+/* Global variables */
 
 
 static struct ns_dev *cards[NS_MAX_CARDS];
 static struct ns_dev *cards[NS_MAX_CARDS];
 static unsigned num_cards;
 static unsigned num_cards;
-static struct atmdev_ops atm_ops =
-{
-   .open	= ns_open,
-   .close	= ns_close,
-   .ioctl	= ns_ioctl,
-   .send	= ns_send,
-   .phy_put	= ns_phy_put,
-   .phy_get	= ns_phy_get,
-   .proc_read	= ns_proc_read,
-   .owner	= THIS_MODULE,
+static struct atmdev_ops atm_ops = {
+	.open = ns_open,
+	.close = ns_close,
+	.ioctl = ns_ioctl,
+	.send = ns_send,
+	.phy_put = ns_phy_put,
+	.phy_get = ns_phy_get,
+	.proc_read = ns_proc_read,
+	.owner = THIS_MODULE,
 };
 };
+
 static struct timer_list ns_timer;
 static struct timer_list ns_timer;
 static char *mac[NS_MAX_CARDS];
 static char *mac[NS_MAX_CARDS];
 module_param_array(mac, charp, NULL, 0);
 module_param_array(mac, charp, NULL, 0);
 MODULE_LICENSE("GPL");
 MODULE_LICENSE("GPL");
 
 
-
-/* Functions*******************************************************************/
+/* Functions */
 
 
 static int __devinit nicstar_init_one(struct pci_dev *pcidev,
 static int __devinit nicstar_init_one(struct pci_dev *pcidev,
 				      const struct pci_device_id *ent)
 				      const struct pci_device_id *ent)
 {
 {
-   static int index = -1;
-   unsigned int error;
+	static int index = -1;
+	unsigned int error;
 
 
-   index++;
-   cards[index] = NULL;
+	index++;
+	cards[index] = NULL;
 
 
-   error = ns_init_card(index, pcidev);
-   if (error) {
-      cards[index--] = NULL;	/* don't increment index */
-      goto err_out;
-   }
+	error = ns_init_card(index, pcidev);
+	if (error) {
+		cards[index--] = NULL;	/* don't increment index */
+		goto err_out;
+	}
 
 
-   return 0;
+	return 0;
 err_out:
 err_out:
-   return -ENODEV;
+	return -ENODEV;
 }
 }
 
 
-
-
 static void __devexit nicstar_remove_one(struct pci_dev *pcidev)
 static void __devexit nicstar_remove_one(struct pci_dev *pcidev)
 {
 {
-   int i, j;
-   ns_dev *card = pci_get_drvdata(pcidev);
-   struct sk_buff *hb;
-   struct sk_buff *iovb;
-   struct sk_buff *lb;
-   struct sk_buff *sb;
-   
-   i = card->index;
-
-   if (cards[i] == NULL)
-      return;
-
-   if (card->atmdev->phy && card->atmdev->phy->stop)
-      card->atmdev->phy->stop(card->atmdev);
-
-   /* Stop everything */
-   writel(0x00000000, card->membase + CFG);
-
-   /* De-register device */
-   atm_dev_deregister(card->atmdev);
-
-   /* Disable PCI device */
-   pci_disable_device(pcidev);
-   
-   /* Free up resources */
-   j = 0;
-   PRINTK("nicstar%d: freeing %d huge buffers.\n", i, card->hbpool.count);
-   while ((hb = skb_dequeue(&card->hbpool.queue)) != NULL)
-   {
-      dev_kfree_skb_any(hb);
-      j++;
-   }
-   PRINTK("nicstar%d: %d huge buffers freed.\n", i, j);
-   j = 0;
-   PRINTK("nicstar%d: freeing %d iovec buffers.\n", i, card->iovpool.count);
-   while ((iovb = skb_dequeue(&card->iovpool.queue)) != NULL)
-   {
-      dev_kfree_skb_any(iovb);
-      j++;
-   }
-   PRINTK("nicstar%d: %d iovec buffers freed.\n", i, j);
-   while ((lb = skb_dequeue(&card->lbpool.queue)) != NULL)
-      dev_kfree_skb_any(lb);
-   while ((sb = skb_dequeue(&card->sbpool.queue)) != NULL)
-      dev_kfree_skb_any(sb);
-   free_scq(card->scq0, NULL);
-   for (j = 0; j < NS_FRSCD_NUM; j++)
-   {
-      if (card->scd2vc[j] != NULL)
-         free_scq(card->scd2vc[j]->scq, card->scd2vc[j]->tx_vcc);
-   }
-   kfree(card->rsq.org);
-   kfree(card->tsq.org);
-   free_irq(card->pcidev->irq, card);
-   iounmap(card->membase);
-   kfree(card);
+	int i, j;
+	ns_dev *card = pci_get_drvdata(pcidev);
+	struct sk_buff *hb;
+	struct sk_buff *iovb;
+	struct sk_buff *lb;
+	struct sk_buff *sb;
+
+	i = card->index;
+
+	if (cards[i] == NULL)
+		return;
+
+	if (card->atmdev->phy && card->atmdev->phy->stop)
+		card->atmdev->phy->stop(card->atmdev);
+
+	/* Stop everything */
+	writel(0x00000000, card->membase + CFG);
+
+	/* De-register device */
+	atm_dev_deregister(card->atmdev);
+
+	/* Disable PCI device */
+	pci_disable_device(pcidev);
+
+	/* Free up resources */
+	j = 0;
+	PRINTK("nicstar%d: freeing %d huge buffers.\n", i, card->hbpool.count);
+	while ((hb = skb_dequeue(&card->hbpool.queue)) != NULL) {
+		dev_kfree_skb_any(hb);
+		j++;
+	}
+	PRINTK("nicstar%d: %d huge buffers freed.\n", i, j);
+	j = 0;
+	PRINTK("nicstar%d: freeing %d iovec buffers.\n", i,
+	       card->iovpool.count);
+	while ((iovb = skb_dequeue(&card->iovpool.queue)) != NULL) {
+		dev_kfree_skb_any(iovb);
+		j++;
+	}
+	PRINTK("nicstar%d: %d iovec buffers freed.\n", i, j);
+	while ((lb = skb_dequeue(&card->lbpool.queue)) != NULL)
+		dev_kfree_skb_any(lb);
+	while ((sb = skb_dequeue(&card->sbpool.queue)) != NULL)
+		dev_kfree_skb_any(sb);
+	free_scq(card->scq0, NULL);
+	for (j = 0; j < NS_FRSCD_NUM; j++) {
+		if (card->scd2vc[j] != NULL)
+			free_scq(card->scd2vc[j]->scq, card->scd2vc[j]->tx_vcc);
+	}
+	kfree(card->rsq.org);
+	kfree(card->tsq.org);
+	free_irq(card->pcidev->irq, card);
+	iounmap(card->membase);
+	kfree(card);
 }
 }
 
 
-
-
-static struct pci_device_id nicstar_pci_tbl[] __devinitdata =
-{
+static struct pci_device_id nicstar_pci_tbl[] __devinitdata = {
 	{PCI_VENDOR_ID_IDT, PCI_DEVICE_ID_IDT_IDT77201,
 	{PCI_VENDOR_ID_IDT, PCI_DEVICE_ID_IDT_IDT77201,
 	 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
 	 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
 	{0,}			/* terminate list */
 	{0,}			/* terminate list */
 };
 };
-MODULE_DEVICE_TABLE(pci, nicstar_pci_tbl);
-
 
 
+MODULE_DEVICE_TABLE(pci, nicstar_pci_tbl);
 
 
 static struct pci_driver nicstar_driver = {
 static struct pci_driver nicstar_driver = {
-	.name		= "nicstar",
-	.id_table	= nicstar_pci_tbl,
-	.probe		= nicstar_init_one,
-	.remove		= __devexit_p(nicstar_remove_one),
+	.name = "nicstar",
+	.id_table = nicstar_pci_tbl,
+	.probe = nicstar_init_one,
+	.remove = __devexit_p(nicstar_remove_one),
 };
 };
 
 
-
-
 static int __init nicstar_init(void)
 static int __init nicstar_init(void)
 {
 {
-   unsigned error = 0;	/* Initialized to remove compile warning */
+	unsigned error = 0;	/* Initialized to remove compile warning */
 
 
-   XPRINTK("nicstar: nicstar_init() called.\n");
+	XPRINTK("nicstar: nicstar_init() called.\n");
 
 
-   error = pci_register_driver(&nicstar_driver);
-   
-   TXPRINTK("nicstar: TX debug enabled.\n");
-   RXPRINTK("nicstar: RX debug enabled.\n");
-   PRINTK("nicstar: General debug enabled.\n");
+	error = pci_register_driver(&nicstar_driver);
+
+	TXPRINTK("nicstar: TX debug enabled.\n");
+	RXPRINTK("nicstar: RX debug enabled.\n");
+	PRINTK("nicstar: General debug enabled.\n");
 #ifdef PHY_LOOPBACK
 #ifdef PHY_LOOPBACK
-   printk("nicstar: using PHY loopback.\n");
+	printk("nicstar: using PHY loopback.\n");
 #endif /* PHY_LOOPBACK */
 #endif /* PHY_LOOPBACK */
-   XPRINTK("nicstar: nicstar_init() returned.\n");
-
-   if (!error) {
-      init_timer(&ns_timer);
-      ns_timer.expires = jiffies + NS_POLL_PERIOD;
-      ns_timer.data = 0UL;
-      ns_timer.function = ns_poll;
-      add_timer(&ns_timer);
-   }
-   
-   return error;
-}
+	XPRINTK("nicstar: nicstar_init() returned.\n");
 
 
+	if (!error) {
+		init_timer(&ns_timer);
+		ns_timer.expires = jiffies + NS_POLL_PERIOD;
+		ns_timer.data = 0UL;
+		ns_timer.function = ns_poll;
+		add_timer(&ns_timer);
+	}
 
 
+	return error;
+}
 
 
 static void __exit nicstar_cleanup(void)
 static void __exit nicstar_cleanup(void)
 {
 {
-   XPRINTK("nicstar: nicstar_cleanup() called.\n");
+	XPRINTK("nicstar: nicstar_cleanup() called.\n");
 
 
-   del_timer(&ns_timer);
+	del_timer(&ns_timer);
 
 
-   pci_unregister_driver(&nicstar_driver);
+	pci_unregister_driver(&nicstar_driver);
 
 
-   XPRINTK("nicstar: nicstar_cleanup() returned.\n");
+	XPRINTK("nicstar: nicstar_cleanup() returned.\n");
 }
 }
 
 
-
-
-static u32 ns_read_sram(ns_dev *card, u32 sram_address)
+static u32 ns_read_sram(ns_dev * card, u32 sram_address)
 {
 {
-   unsigned long flags;
-   u32 data;
-   sram_address <<= 2;
-   sram_address &= 0x0007FFFC;	/* address must be dword aligned */
-   sram_address |= 0x50000000;	/* SRAM read command */
-   spin_lock_irqsave(&card->res_lock, flags);
-   while (CMD_BUSY(card));
-   writel(sram_address, card->membase + CMD);
-   while (CMD_BUSY(card));
-   data = readl(card->membase + DR0);
-   spin_unlock_irqrestore(&card->res_lock, flags);
-   return data;
+	unsigned long flags;
+	u32 data;
+	sram_address <<= 2;
+	sram_address &= 0x0007FFFC;	/* address must be dword aligned */
+	sram_address |= 0x50000000;	/* SRAM read command */
+	spin_lock_irqsave(&card->res_lock, flags);
+	while (CMD_BUSY(card)) ;
+	writel(sram_address, card->membase + CMD);
+	while (CMD_BUSY(card)) ;
+	data = readl(card->membase + DR0);
+	spin_unlock_irqrestore(&card->res_lock, flags);
+	return data;
 }
 }
 
 
-
-   
-static void ns_write_sram(ns_dev *card, u32 sram_address, u32 *value, int count)
+static void ns_write_sram(ns_dev * card, u32 sram_address, u32 * value,
+			  int count)
 {
 {
-   unsigned long flags;
-   int i, c;
-   count--;	/* count range now is 0..3 instead of 1..4 */
-   c = count;
-   c <<= 2;	/* to use increments of 4 */
-   spin_lock_irqsave(&card->res_lock, flags);
-   while (CMD_BUSY(card));
-   for (i = 0; i <= c; i += 4)
-      writel(*(value++), card->membase + i);
-   /* Note: DR# registers are the first 4 dwords in nicstar's memspace,
-            so card->membase + DR0 == card->membase */
-   sram_address <<= 2;
-   sram_address &= 0x0007FFFC;
-   sram_address |= (0x40000000 | count);
-   writel(sram_address, card->membase + CMD);
-   spin_unlock_irqrestore(&card->res_lock, flags);
+	unsigned long flags;
+	int i, c;
+	count--;		/* count range now is 0..3 instead of 1..4 */
+	c = count;
+	c <<= 2;		/* to use increments of 4 */
+	spin_lock_irqsave(&card->res_lock, flags);
+	while (CMD_BUSY(card)) ;
+	for (i = 0; i <= c; i += 4)
+		writel(*(value++), card->membase + i);
+	/* Note: DR# registers are the first 4 dwords in nicstar's memspace,
+	   so card->membase + DR0 == card->membase */
+	sram_address <<= 2;
+	sram_address &= 0x0007FFFC;
+	sram_address |= (0x40000000 | count);
+	writel(sram_address, card->membase + CMD);
+	spin_unlock_irqrestore(&card->res_lock, flags);
 }
 }
 
 
-
 static int __devinit ns_init_card(int i, struct pci_dev *pcidev)
 static int __devinit ns_init_card(int i, struct pci_dev *pcidev)
 {
 {
-   int j;
-   struct ns_dev *card = NULL;
-   unsigned char pci_latency;
-   unsigned error;
-   u32 data;
-   u32 u32d[4];
-   u32 ns_cfg_rctsize;
-   int bcount;
-   unsigned long membase;
-
-   error = 0;
-
-   if (pci_enable_device(pcidev))
-   {
-      printk("nicstar%d: can't enable PCI device\n", i);
-      error = 2;
-      ns_init_card_error(card, error);
-      return error;
-   }
-
-   if ((card = kmalloc(sizeof(ns_dev), GFP_KERNEL)) == NULL)
-   {
-      printk("nicstar%d: can't allocate memory for device structure.\n", i);
-      error = 2;
-      ns_init_card_error(card, error);
-      return error;
-   }
-   cards[i] = card;
-   spin_lock_init(&card->int_lock);
-   spin_lock_init(&card->res_lock);
-      
-   pci_set_drvdata(pcidev, card);
-   
-   card->index = i;
-   card->atmdev = NULL;
-   card->pcidev = pcidev;
-   membase = pci_resource_start(pcidev, 1);
-   card->membase = ioremap(membase, NS_IOREMAP_SIZE);
-   if (!card->membase)
-   {
-      printk("nicstar%d: can't ioremap() membase.\n",i);
-      error = 3;
-      ns_init_card_error(card, error);
-      return error;
-   }
-   PRINTK("nicstar%d: membase at 0x%x.\n", i, card->membase);
-
-   pci_set_master(pcidev);
-
-   if (pci_read_config_byte(pcidev, PCI_LATENCY_TIMER, &pci_latency) != 0)
-   {
-      printk("nicstar%d: can't read PCI latency timer.\n", i);
-      error = 6;
-      ns_init_card_error(card, error);
-      return error;
-   }
+	int j;
+	struct ns_dev *card = NULL;
+	unsigned char pci_latency;
+	unsigned error;
+	u32 data;
+	u32 u32d[4];
+	u32 ns_cfg_rctsize;
+	int bcount;
+	unsigned long membase;
+
+	error = 0;
+
+	if (pci_enable_device(pcidev)) {
+		printk("nicstar%d: can't enable PCI device\n", i);
+		error = 2;
+		ns_init_card_error(card, error);
+		return error;
+	}
+
+	if ((card = kmalloc(sizeof(ns_dev), GFP_KERNEL)) == NULL) {
+		printk
+		    ("nicstar%d: can't allocate memory for device structure.\n",
+		     i);
+		error = 2;
+		ns_init_card_error(card, error);
+		return error;
+	}
+	cards[i] = card;
+	spin_lock_init(&card->int_lock);
+	spin_lock_init(&card->res_lock);
+
+	pci_set_drvdata(pcidev, card);
+
+	card->index = i;
+	card->atmdev = NULL;
+	card->pcidev = pcidev;
+	membase = pci_resource_start(pcidev, 1);
+	card->membase = ioremap(membase, NS_IOREMAP_SIZE);
+	if (!card->membase) {
+		printk("nicstar%d: can't ioremap() membase.\n", i);
+		error = 3;
+		ns_init_card_error(card, error);
+		return error;
+	}
+	PRINTK("nicstar%d: membase at 0x%x.\n", i, card->membase);
+
+	pci_set_master(pcidev);
+
+	if (pci_read_config_byte(pcidev, PCI_LATENCY_TIMER, &pci_latency) != 0) {
+		printk("nicstar%d: can't read PCI latency timer.\n", i);
+		error = 6;
+		ns_init_card_error(card, error);
+		return error;
+	}
 #ifdef NS_PCI_LATENCY
 #ifdef NS_PCI_LATENCY
-   if (pci_latency < NS_PCI_LATENCY)
-   {
-      PRINTK("nicstar%d: setting PCI latency timer to %d.\n", i, NS_PCI_LATENCY);
-      for (j = 1; j < 4; j++)
-      {
-         if (pci_write_config_byte(pcidev, PCI_LATENCY_TIMER, NS_PCI_LATENCY) != 0)
-	    break;
-      }
-      if (j == 4)
-      {
-         printk("nicstar%d: can't set PCI latency timer to %d.\n", i, NS_PCI_LATENCY);
-         error = 7;
-         ns_init_card_error(card, error);
-	 return error;
-      }
-   }
+	if (pci_latency < NS_PCI_LATENCY) {
+		PRINTK("nicstar%d: setting PCI latency timer to %d.\n", i,
+		       NS_PCI_LATENCY);
+		for (j = 1; j < 4; j++) {
+			if (pci_write_config_byte
+			    (pcidev, PCI_LATENCY_TIMER, NS_PCI_LATENCY) != 0)
+				break;
+		}
+		if (j == 4) {
+			printk
+			    ("nicstar%d: can't set PCI latency timer to %d.\n",
+			     i, NS_PCI_LATENCY);
+			error = 7;
+			ns_init_card_error(card, error);
+			return error;
+		}
+	}
 #endif /* NS_PCI_LATENCY */
 #endif /* NS_PCI_LATENCY */
-      
-   /* Clear timer overflow */
-   data = readl(card->membase + STAT);
-   if (data & NS_STAT_TMROF)
-      writel(NS_STAT_TMROF, card->membase + STAT);
-
-   /* Software reset */
-   writel(NS_CFG_SWRST, card->membase + CFG);
-   NS_DELAY;
-   writel(0x00000000, card->membase + CFG);
-
-   /* PHY reset */
-   writel(0x00000008, card->membase + GP);
-   NS_DELAY;
-   writel(0x00000001, card->membase + GP);
-   NS_DELAY;
-   while (CMD_BUSY(card));
-   writel(NS_CMD_WRITE_UTILITY | 0x00000100, card->membase + CMD);	/* Sync UTOPIA with SAR clock */
-   NS_DELAY;
-      
-   /* Detect PHY type */
-   while (CMD_BUSY(card));
-   writel(NS_CMD_READ_UTILITY | 0x00000200, card->membase + CMD);
-   while (CMD_BUSY(card));
-   data = readl(card->membase + DR0);
-   switch(data) {
-      case 0x00000009:
-         printk("nicstar%d: PHY seems to be 25 Mbps.\n", i);
-         card->max_pcr = ATM_25_PCR;
-         while(CMD_BUSY(card));
-         writel(0x00000008, card->membase + DR0);
-         writel(NS_CMD_WRITE_UTILITY | 0x00000200, card->membase + CMD);
-         /* Clear an eventual pending interrupt */
-         writel(NS_STAT_SFBQF, card->membase + STAT);
+
+	/* Clear timer overflow */
+	data = readl(card->membase + STAT);
+	if (data & NS_STAT_TMROF)
+		writel(NS_STAT_TMROF, card->membase + STAT);
+
+	/* Software reset */
+	writel(NS_CFG_SWRST, card->membase + CFG);
+	NS_DELAY;
+	writel(0x00000000, card->membase + CFG);
+
+	/* PHY reset */
+	writel(0x00000008, card->membase + GP);
+	NS_DELAY;
+	writel(0x00000001, card->membase + GP);
+	NS_DELAY;
+	while (CMD_BUSY(card)) ;
+	writel(NS_CMD_WRITE_UTILITY | 0x00000100, card->membase + CMD);	/* Sync UTOPIA with SAR clock */
+	NS_DELAY;
+
+	/* Detect PHY type */
+	while (CMD_BUSY(card)) ;
+	writel(NS_CMD_READ_UTILITY | 0x00000200, card->membase + CMD);
+	while (CMD_BUSY(card)) ;
+	data = readl(card->membase + DR0);
+	switch (data) {
+	case 0x00000009:
+		printk("nicstar%d: PHY seems to be 25 Mbps.\n", i);
+		card->max_pcr = ATM_25_PCR;
+		while (CMD_BUSY(card)) ;
+		writel(0x00000008, card->membase + DR0);
+		writel(NS_CMD_WRITE_UTILITY | 0x00000200, card->membase + CMD);
+		/* Clear an eventual pending interrupt */
+		writel(NS_STAT_SFBQF, card->membase + STAT);
 #ifdef PHY_LOOPBACK
 #ifdef PHY_LOOPBACK
-         while(CMD_BUSY(card));
-         writel(0x00000022, card->membase + DR0);
-         writel(NS_CMD_WRITE_UTILITY | 0x00000202, card->membase + CMD);
+		while (CMD_BUSY(card)) ;
+		writel(0x00000022, card->membase + DR0);
+		writel(NS_CMD_WRITE_UTILITY | 0x00000202, card->membase + CMD);
 #endif /* PHY_LOOPBACK */
 #endif /* PHY_LOOPBACK */
-	 break;
-      case 0x00000030:
-      case 0x00000031:
-         printk("nicstar%d: PHY seems to be 155 Mbps.\n", i);
-         card->max_pcr = ATM_OC3_PCR;
+		break;
+	case 0x00000030:
+	case 0x00000031:
+		printk("nicstar%d: PHY seems to be 155 Mbps.\n", i);
+		card->max_pcr = ATM_OC3_PCR;
 #ifdef PHY_LOOPBACK
 #ifdef PHY_LOOPBACK
-         while(CMD_BUSY(card));
-         writel(0x00000002, card->membase + DR0);
-         writel(NS_CMD_WRITE_UTILITY | 0x00000205, card->membase + CMD);
+		while (CMD_BUSY(card)) ;
+		writel(0x00000002, card->membase + DR0);
+		writel(NS_CMD_WRITE_UTILITY | 0x00000205, card->membase + CMD);
 #endif /* PHY_LOOPBACK */
 #endif /* PHY_LOOPBACK */
-	 break;
-      default:
-         printk("nicstar%d: unknown PHY type (0x%08X).\n", i, data);
-         error = 8;
-         ns_init_card_error(card, error);
-         return error;
-   }
-   writel(0x00000000, card->membase + GP);
-
-   /* Determine SRAM size */
-   data = 0x76543210;
-   ns_write_sram(card, 0x1C003, &data, 1);
-   data = 0x89ABCDEF;
-   ns_write_sram(card, 0x14003, &data, 1);
-   if (ns_read_sram(card, 0x14003) == 0x89ABCDEF &&
-       ns_read_sram(card, 0x1C003) == 0x76543210)
-       card->sram_size = 128;
-   else
-      card->sram_size = 32;
-   PRINTK("nicstar%d: %dK x 32bit SRAM size.\n", i, card->sram_size);
-
-   card->rct_size = NS_MAX_RCTSIZE;
+		break;
+	default:
+		printk("nicstar%d: unknown PHY type (0x%08X).\n", i, data);
+		error = 8;
+		ns_init_card_error(card, error);
+		return error;
+	}
+	writel(0x00000000, card->membase + GP);
+
+	/* Determine SRAM size */
+	data = 0x76543210;
+	ns_write_sram(card, 0x1C003, &data, 1);
+	data = 0x89ABCDEF;
+	ns_write_sram(card, 0x14003, &data, 1);
+	if (ns_read_sram(card, 0x14003) == 0x89ABCDEF &&
+	    ns_read_sram(card, 0x1C003) == 0x76543210)
+		card->sram_size = 128;
+	else
+		card->sram_size = 32;
+	PRINTK("nicstar%d: %dK x 32bit SRAM size.\n", i, card->sram_size);
+
+	card->rct_size = NS_MAX_RCTSIZE;
 
 
 #if (NS_MAX_RCTSIZE == 4096)
 #if (NS_MAX_RCTSIZE == 4096)
-   if (card->sram_size == 128)
-      printk("nicstar%d: limiting maximum VCI. See NS_MAX_RCTSIZE in nicstar.h\n", i);
+	if (card->sram_size == 128)
+		printk
+		    ("nicstar%d: limiting maximum VCI. See NS_MAX_RCTSIZE in nicstar.h\n",
+		     i);
 #elif (NS_MAX_RCTSIZE == 16384)
 #elif (NS_MAX_RCTSIZE == 16384)
-   if (card->sram_size == 32)
-   {
-      printk("nicstar%d: wasting memory. See NS_MAX_RCTSIZE in nicstar.h\n", i);
-      card->rct_size = 4096;
-   }
+	if (card->sram_size == 32) {
+		printk
+		    ("nicstar%d: wasting memory. See NS_MAX_RCTSIZE in nicstar.h\n",
+		     i);
+		card->rct_size = 4096;
+	}
 #else
 #else
 #error NS_MAX_RCTSIZE must be either 4096 or 16384 in nicstar.c
 #error NS_MAX_RCTSIZE must be either 4096 or 16384 in nicstar.c
 #endif
 #endif
 
 
-   card->vpibits = NS_VPIBITS;
-   if (card->rct_size == 4096)
-      card->vcibits = 12 - NS_VPIBITS;
-   else /* card->rct_size == 16384 */
-      card->vcibits = 14 - NS_VPIBITS;
-
-   /* Initialize the nicstar eeprom/eprom stuff, for the MAC addr */
-   if (mac[i] == NULL)
-      nicstar_init_eprom(card->membase);
-
-   /* Set the VPI/VCI MSb mask to zero so we can receive OAM cells */
-   writel(0x00000000, card->membase + VPM);
-      
-   /* Initialize TSQ */
-   card->tsq.org = kmalloc(NS_TSQSIZE + NS_TSQ_ALIGNMENT, GFP_KERNEL);
-   if (card->tsq.org == NULL)
-   {
-      printk("nicstar%d: can't allocate TSQ.\n", i);
-      error = 10;
-      ns_init_card_error(card, error);
-      return error;
-   }
-   card->tsq.base = (ns_tsi *) ALIGN_ADDRESS(card->tsq.org, NS_TSQ_ALIGNMENT);
-   card->tsq.next = card->tsq.base;
-   card->tsq.last = card->tsq.base + (NS_TSQ_NUM_ENTRIES - 1);
-   for (j = 0; j < NS_TSQ_NUM_ENTRIES; j++)
-      ns_tsi_init(card->tsq.base + j);
-   writel(0x00000000, card->membase + TSQH);
-   writel((u32) virt_to_bus(card->tsq.base), card->membase + TSQB);
-   PRINTK("nicstar%d: TSQ base at 0x%x  0x%x  0x%x.\n", i, (u32) card->tsq.base,
-          (u32) virt_to_bus(card->tsq.base), readl(card->membase + TSQB));
-      
-   /* Initialize RSQ */
-   card->rsq.org = kmalloc(NS_RSQSIZE + NS_RSQ_ALIGNMENT, GFP_KERNEL);
-   if (card->rsq.org == NULL)
-   {
-      printk("nicstar%d: can't allocate RSQ.\n", i);
-      error = 11;
-      ns_init_card_error(card, error);
-      return error;
-   }
-   card->rsq.base = (ns_rsqe *) ALIGN_ADDRESS(card->rsq.org, NS_RSQ_ALIGNMENT);
-   card->rsq.next = card->rsq.base;
-   card->rsq.last = card->rsq.base + (NS_RSQ_NUM_ENTRIES - 1);
-   for (j = 0; j < NS_RSQ_NUM_ENTRIES; j++)
-      ns_rsqe_init(card->rsq.base + j);
-   writel(0x00000000, card->membase + RSQH);
-   writel((u32) virt_to_bus(card->rsq.base), card->membase + RSQB);
-   PRINTK("nicstar%d: RSQ base at 0x%x.\n", i, (u32) card->rsq.base);
-      
-   /* Initialize SCQ0, the only VBR SCQ used */
-   card->scq1 = NULL;
-   card->scq2 = NULL;
-   card->scq0 = get_scq(VBR_SCQSIZE, NS_VRSCD0);
-   if (card->scq0 == NULL)
-   {
-      printk("nicstar%d: can't get SCQ0.\n", i);
-      error = 12;
-      ns_init_card_error(card, error);
-      return error;
-   }
-   u32d[0] = (u32) virt_to_bus(card->scq0->base);
-   u32d[1] = (u32) 0x00000000;
-   u32d[2] = (u32) 0xffffffff;
-   u32d[3] = (u32) 0x00000000;
-   ns_write_sram(card, NS_VRSCD0, u32d, 4);
-   ns_write_sram(card, NS_VRSCD1, u32d, 4);	/* These last two won't be used */
-   ns_write_sram(card, NS_VRSCD2, u32d, 4);	/* but are initialized, just in case... */
-   card->scq0->scd = NS_VRSCD0;
-   PRINTK("nicstar%d: VBR-SCQ0 base at 0x%x.\n", i, (u32) card->scq0->base);
-
-   /* Initialize TSTs */
-   card->tst_addr = NS_TST0;
-   card->tst_free_entries = NS_TST_NUM_ENTRIES;
-   data = NS_TST_OPCODE_VARIABLE;
-   for (j = 0; j < NS_TST_NUM_ENTRIES; j++)
-      ns_write_sram(card, NS_TST0 + j, &data, 1);
-   data = ns_tste_make(NS_TST_OPCODE_END, NS_TST0);
-   ns_write_sram(card, NS_TST0 + NS_TST_NUM_ENTRIES, &data, 1);
-   for (j = 0; j < NS_TST_NUM_ENTRIES; j++)
-      ns_write_sram(card, NS_TST1 + j, &data, 1);
-   data = ns_tste_make(NS_TST_OPCODE_END, NS_TST1);
-   ns_write_sram(card, NS_TST1 + NS_TST_NUM_ENTRIES, &data, 1);
-   for (j = 0; j < NS_TST_NUM_ENTRIES; j++)
-      card->tste2vc[j] = NULL;
-   writel(NS_TST0 << 2, card->membase + TSTB);
-
-
-   /* Initialize RCT. AAL type is set on opening the VC. */
+	card->vpibits = NS_VPIBITS;
+	if (card->rct_size == 4096)
+		card->vcibits = 12 - NS_VPIBITS;
+	else			/* card->rct_size == 16384 */
+		card->vcibits = 14 - NS_VPIBITS;
+
+	/* Initialize the nicstar eeprom/eprom stuff, for the MAC addr */
+	if (mac[i] == NULL)
+		nicstar_init_eprom(card->membase);
+
+	/* Set the VPI/VCI MSb mask to zero so we can receive OAM cells */
+	writel(0x00000000, card->membase + VPM);
+
+	/* Initialize TSQ */
+	card->tsq.org = kmalloc(NS_TSQSIZE + NS_TSQ_ALIGNMENT, GFP_KERNEL);
+	if (card->tsq.org == NULL) {
+		printk("nicstar%d: can't allocate TSQ.\n", i);
+		error = 10;
+		ns_init_card_error(card, error);
+		return error;
+	}
+	card->tsq.base =
+	    (ns_tsi *) ALIGN_ADDRESS(card->tsq.org, NS_TSQ_ALIGNMENT);
+	card->tsq.next = card->tsq.base;
+	card->tsq.last = card->tsq.base + (NS_TSQ_NUM_ENTRIES - 1);
+	for (j = 0; j < NS_TSQ_NUM_ENTRIES; j++)
+		ns_tsi_init(card->tsq.base + j);
+	writel(0x00000000, card->membase + TSQH);
+	writel((u32) virt_to_bus(card->tsq.base), card->membase + TSQB);
+	PRINTK("nicstar%d: TSQ base at 0x%x  0x%x  0x%x.\n", i,
+	       (u32) card->tsq.base, (u32) virt_to_bus(card->tsq.base),
+	       readl(card->membase + TSQB));
+
+	/* Initialize RSQ */
+	card->rsq.org = kmalloc(NS_RSQSIZE + NS_RSQ_ALIGNMENT, GFP_KERNEL);
+	if (card->rsq.org == NULL) {
+		printk("nicstar%d: can't allocate RSQ.\n", i);
+		error = 11;
+		ns_init_card_error(card, error);
+		return error;
+	}
+	card->rsq.base =
+	    (ns_rsqe *) ALIGN_ADDRESS(card->rsq.org, NS_RSQ_ALIGNMENT);
+	card->rsq.next = card->rsq.base;
+	card->rsq.last = card->rsq.base + (NS_RSQ_NUM_ENTRIES - 1);
+	for (j = 0; j < NS_RSQ_NUM_ENTRIES; j++)
+		ns_rsqe_init(card->rsq.base + j);
+	writel(0x00000000, card->membase + RSQH);
+	writel((u32) virt_to_bus(card->rsq.base), card->membase + RSQB);
+	PRINTK("nicstar%d: RSQ base at 0x%x.\n", i, (u32) card->rsq.base);
+
+	/* Initialize SCQ0, the only VBR SCQ used */
+	card->scq1 = NULL;
+	card->scq2 = NULL;
+	card->scq0 = get_scq(VBR_SCQSIZE, NS_VRSCD0);
+	if (card->scq0 == NULL) {
+		printk("nicstar%d: can't get SCQ0.\n", i);
+		error = 12;
+		ns_init_card_error(card, error);
+		return error;
+	}
+	u32d[0] = (u32) virt_to_bus(card->scq0->base);
+	u32d[1] = (u32) 0x00000000;
+	u32d[2] = (u32) 0xffffffff;
+	u32d[3] = (u32) 0x00000000;
+	ns_write_sram(card, NS_VRSCD0, u32d, 4);
+	ns_write_sram(card, NS_VRSCD1, u32d, 4);	/* These last two won't be used */
+	ns_write_sram(card, NS_VRSCD2, u32d, 4);	/* but are initialized, just in case... */
+	card->scq0->scd = NS_VRSCD0;
+	PRINTK("nicstar%d: VBR-SCQ0 base at 0x%x.\n", i,
+	       (u32) card->scq0->base);
+
+	/* Initialize TSTs */
+	card->tst_addr = NS_TST0;
+	card->tst_free_entries = NS_TST_NUM_ENTRIES;
+	data = NS_TST_OPCODE_VARIABLE;
+	for (j = 0; j < NS_TST_NUM_ENTRIES; j++)
+		ns_write_sram(card, NS_TST0 + j, &data, 1);
+	data = ns_tste_make(NS_TST_OPCODE_END, NS_TST0);
+	ns_write_sram(card, NS_TST0 + NS_TST_NUM_ENTRIES, &data, 1);
+	for (j = 0; j < NS_TST_NUM_ENTRIES; j++)
+		ns_write_sram(card, NS_TST1 + j, &data, 1);
+	data = ns_tste_make(NS_TST_OPCODE_END, NS_TST1);
+	ns_write_sram(card, NS_TST1 + NS_TST_NUM_ENTRIES, &data, 1);
+	for (j = 0; j < NS_TST_NUM_ENTRIES; j++)
+		card->tste2vc[j] = NULL;
+	writel(NS_TST0 << 2, card->membase + TSTB);
+
+	/* Initialize RCT. AAL type is set on opening the VC. */
 #ifdef RCQ_SUPPORT
 #ifdef RCQ_SUPPORT
-   u32d[0] = NS_RCTE_RAWCELLINTEN;
+	u32d[0] = NS_RCTE_RAWCELLINTEN;
 #else
 #else
-   u32d[0] = 0x00000000;
+	u32d[0] = 0x00000000;
 #endif /* RCQ_SUPPORT */
 #endif /* RCQ_SUPPORT */
-   u32d[1] = 0x00000000;
-   u32d[2] = 0x00000000;
-   u32d[3] = 0xFFFFFFFF;
-   for (j = 0; j < card->rct_size; j++)
-      ns_write_sram(card, j * 4, u32d, 4);      
-      
-   memset(card->vcmap, 0, NS_MAX_RCTSIZE * sizeof(vc_map));
-      
-   for (j = 0; j < NS_FRSCD_NUM; j++)
-      card->scd2vc[j] = NULL;
-
-   /* Initialize buffer levels */
-   card->sbnr.min = MIN_SB;
-   card->sbnr.init = NUM_SB;
-   card->sbnr.max = MAX_SB;
-   card->lbnr.min = MIN_LB;
-   card->lbnr.init = NUM_LB;
-   card->lbnr.max = MAX_LB;
-   card->iovnr.min = MIN_IOVB;
-   card->iovnr.init = NUM_IOVB;
-   card->iovnr.max = MAX_IOVB;
-   card->hbnr.min = MIN_HB;
-   card->hbnr.init = NUM_HB;
-   card->hbnr.max = MAX_HB;
-   
-   card->sm_handle = 0x00000000;
-   card->sm_addr = 0x00000000;
-   card->lg_handle = 0x00000000;
-   card->lg_addr = 0x00000000;
-   
-   card->efbie = 1;	/* To prevent push_rxbufs from enabling the interrupt */
-
-   /* Pre-allocate some huge buffers */
-   skb_queue_head_init(&card->hbpool.queue);
-   card->hbpool.count = 0;
-   for (j = 0; j < NUM_HB; j++)
-   {
-      struct sk_buff *hb;
-      hb = __dev_alloc_skb(NS_HBUFSIZE, GFP_KERNEL);
-      if (hb == NULL)
-      {
-         printk("nicstar%d: can't allocate %dth of %d huge buffers.\n",
-                i, j, NUM_HB);
-         error = 13;
-         ns_init_card_error(card, error);
-	 return error;
-      }
-      NS_SKB_CB(hb)->buf_type = BUF_NONE;
-      skb_queue_tail(&card->hbpool.queue, hb);
-      card->hbpool.count++;
-   }
-
-
-   /* Allocate large buffers */
-   skb_queue_head_init(&card->lbpool.queue);
-   card->lbpool.count = 0;			/* Not used */
-   for (j = 0; j < NUM_LB; j++)
-   {
-      struct sk_buff *lb;
-      lb = __dev_alloc_skb(NS_LGSKBSIZE, GFP_KERNEL);
-      if (lb == NULL)
-      {
-         printk("nicstar%d: can't allocate %dth of %d large buffers.\n",
-                i, j, NUM_LB);
-         error = 14;
-         ns_init_card_error(card, error);
-	 return error;
-      }
-      NS_SKB_CB(lb)->buf_type = BUF_LG;
-      skb_queue_tail(&card->lbpool.queue, lb);
-      skb_reserve(lb, NS_SMBUFSIZE);
-      push_rxbufs(card, lb);
-      /* Due to the implementation of push_rxbufs() this is 1, not 0 */
-      if (j == 1)
-      {
-         card->rcbuf = lb;
-         card->rawch = (u32) virt_to_bus(lb->data);
-      }
-   }
-   /* Test for strange behaviour which leads to crashes */
-   if ((bcount = ns_stat_lfbqc_get(readl(card->membase + STAT))) < card->lbnr.min)
-   {
-      printk("nicstar%d: Strange... Just allocated %d large buffers and lfbqc = %d.\n",
-             i, j, bcount);
-      error = 14;
-      ns_init_card_error(card, error);
-      return error;
-   }
-      
-
-   /* Allocate small buffers */
-   skb_queue_head_init(&card->sbpool.queue);
-   card->sbpool.count = 0;			/* Not used */
-   for (j = 0; j < NUM_SB; j++)
-   {
-      struct sk_buff *sb;
-      sb = __dev_alloc_skb(NS_SMSKBSIZE, GFP_KERNEL);
-      if (sb == NULL)
-      {
-         printk("nicstar%d: can't allocate %dth of %d small buffers.\n",
-                i, j, NUM_SB);
-         error = 15;
-         ns_init_card_error(card, error);
-	 return error;
-      }
-      NS_SKB_CB(sb)->buf_type = BUF_SM;
-      skb_queue_tail(&card->sbpool.queue, sb);
-      skb_reserve(sb, NS_AAL0_HEADER);
-      push_rxbufs(card, sb);
-   }
-   /* Test for strange behaviour which leads to crashes */
-   if ((bcount = ns_stat_sfbqc_get(readl(card->membase + STAT))) < card->sbnr.min)
-   {
-      printk("nicstar%d: Strange... Just allocated %d small buffers and sfbqc = %d.\n",
-             i, j, bcount);
-      error = 15;
-      ns_init_card_error(card, error);
-      return error;
-   }
-      
-
-   /* Allocate iovec buffers */
-   skb_queue_head_init(&card->iovpool.queue);
-   card->iovpool.count = 0;
-   for (j = 0; j < NUM_IOVB; j++)
-   {
-      struct sk_buff *iovb;
-      iovb = alloc_skb(NS_IOVBUFSIZE, GFP_KERNEL);
-      if (iovb == NULL)
-      {
-         printk("nicstar%d: can't allocate %dth of %d iovec buffers.\n",
-                i, j, NUM_IOVB);
-         error = 16;
-         ns_init_card_error(card, error);
-	 return error;
-      }
-      NS_SKB_CB(iovb)->buf_type = BUF_NONE;
-      skb_queue_tail(&card->iovpool.queue, iovb);
-      card->iovpool.count++;
-   }
-
-   /* Configure NICStAR */
-   if (card->rct_size == 4096)
-      ns_cfg_rctsize = NS_CFG_RCTSIZE_4096_ENTRIES;
-   else /* (card->rct_size == 16384) */
-      ns_cfg_rctsize = NS_CFG_RCTSIZE_16384_ENTRIES;
-
-   card->efbie = 1;
-
-   card->intcnt = 0;
-   if (request_irq(pcidev->irq, &ns_irq_handler, IRQF_DISABLED | IRQF_SHARED, "nicstar", card) != 0)
-   {
-      printk("nicstar%d: can't allocate IRQ %d.\n", i, pcidev->irq);
-      error = 9;
-      ns_init_card_error(card, error);
-      return error;
-   }
-
-   /* Register device */
-   card->atmdev = atm_dev_register("nicstar", &atm_ops, -1, NULL);
-   if (card->atmdev == NULL)
-   {
-      printk("nicstar%d: can't register device.\n", i);
-      error = 17;
-      ns_init_card_error(card, error);
-      return error;
-   }
-      
-   if (ns_parse_mac(mac[i], card->atmdev->esi)) {
-      nicstar_read_eprom(card->membase, NICSTAR_EPROM_MAC_ADDR_OFFSET,
-                         card->atmdev->esi, 6);
-      if (memcmp(card->atmdev->esi, "\x00\x00\x00\x00\x00\x00", 6) == 0) {
-         nicstar_read_eprom(card->membase, NICSTAR_EPROM_MAC_ADDR_OFFSET_ALT,
-                         card->atmdev->esi, 6);
-      }
-   }
-
-   printk("nicstar%d: MAC address %pM\n", i, card->atmdev->esi);
-
-   card->atmdev->dev_data = card;
-   card->atmdev->ci_range.vpi_bits = card->vpibits;
-   card->atmdev->ci_range.vci_bits = card->vcibits;
-   card->atmdev->link_rate = card->max_pcr;
-   card->atmdev->phy = NULL;
+	u32d[1] = 0x00000000;
+	u32d[2] = 0x00000000;
+	u32d[3] = 0xFFFFFFFF;
+	for (j = 0; j < card->rct_size; j++)
+		ns_write_sram(card, j * 4, u32d, 4);
+
+	memset(card->vcmap, 0, NS_MAX_RCTSIZE * sizeof(vc_map));
+
+	for (j = 0; j < NS_FRSCD_NUM; j++)
+		card->scd2vc[j] = NULL;
+
+	/* Initialize buffer levels */
+	card->sbnr.min = MIN_SB;
+	card->sbnr.init = NUM_SB;
+	card->sbnr.max = MAX_SB;
+	card->lbnr.min = MIN_LB;
+	card->lbnr.init = NUM_LB;
+	card->lbnr.max = MAX_LB;
+	card->iovnr.min = MIN_IOVB;
+	card->iovnr.init = NUM_IOVB;
+	card->iovnr.max = MAX_IOVB;
+	card->hbnr.min = MIN_HB;
+	card->hbnr.init = NUM_HB;
+	card->hbnr.max = MAX_HB;
+
+	card->sm_handle = 0x00000000;
+	card->sm_addr = 0x00000000;
+	card->lg_handle = 0x00000000;
+	card->lg_addr = 0x00000000;
+
+	card->efbie = 1;	/* To prevent push_rxbufs from enabling the interrupt */
+
+	/* Pre-allocate some huge buffers */
+	skb_queue_head_init(&card->hbpool.queue);
+	card->hbpool.count = 0;
+	for (j = 0; j < NUM_HB; j++) {
+		struct sk_buff *hb;
+		hb = __dev_alloc_skb(NS_HBUFSIZE, GFP_KERNEL);
+		if (hb == NULL) {
+			printk
+			    ("nicstar%d: can't allocate %dth of %d huge buffers.\n",
+			     i, j, NUM_HB);
+			error = 13;
+			ns_init_card_error(card, error);
+			return error;
+		}
+		NS_SKB_CB(hb)->buf_type = BUF_NONE;
+		skb_queue_tail(&card->hbpool.queue, hb);
+		card->hbpool.count++;
+	}
+
+	/* Allocate large buffers */
+	skb_queue_head_init(&card->lbpool.queue);
+	card->lbpool.count = 0;	/* Not used */
+	for (j = 0; j < NUM_LB; j++) {
+		struct sk_buff *lb;
+		lb = __dev_alloc_skb(NS_LGSKBSIZE, GFP_KERNEL);
+		if (lb == NULL) {
+			printk
+			    ("nicstar%d: can't allocate %dth of %d large buffers.\n",
+			     i, j, NUM_LB);
+			error = 14;
+			ns_init_card_error(card, error);
+			return error;
+		}
+		NS_SKB_CB(lb)->buf_type = BUF_LG;
+		skb_queue_tail(&card->lbpool.queue, lb);
+		skb_reserve(lb, NS_SMBUFSIZE);
+		push_rxbufs(card, lb);
+		/* Due to the implementation of push_rxbufs() this is 1, not 0 */
+		if (j == 1) {
+			card->rcbuf = lb;
+			card->rawch = (u32) virt_to_bus(lb->data);
+		}
+	}
+	/* Test for strange behaviour which leads to crashes */
+	if ((bcount =
+	     ns_stat_lfbqc_get(readl(card->membase + STAT))) < card->lbnr.min) {
+		printk
+		    ("nicstar%d: Strange... Just allocated %d large buffers and lfbqc = %d.\n",
+		     i, j, bcount);
+		error = 14;
+		ns_init_card_error(card, error);
+		return error;
+	}
+
+	/* Allocate small buffers */
+	skb_queue_head_init(&card->sbpool.queue);
+	card->sbpool.count = 0;	/* Not used */
+	for (j = 0; j < NUM_SB; j++) {
+		struct sk_buff *sb;
+		sb = __dev_alloc_skb(NS_SMSKBSIZE, GFP_KERNEL);
+		if (sb == NULL) {
+			printk
+			    ("nicstar%d: can't allocate %dth of %d small buffers.\n",
+			     i, j, NUM_SB);
+			error = 15;
+			ns_init_card_error(card, error);
+			return error;
+		}
+		NS_SKB_CB(sb)->buf_type = BUF_SM;
+		skb_queue_tail(&card->sbpool.queue, sb);
+		skb_reserve(sb, NS_AAL0_HEADER);
+		push_rxbufs(card, sb);
+	}
+	/* Test for strange behaviour which leads to crashes */
+	if ((bcount =
+	     ns_stat_sfbqc_get(readl(card->membase + STAT))) < card->sbnr.min) {
+		printk
+		    ("nicstar%d: Strange... Just allocated %d small buffers and sfbqc = %d.\n",
+		     i, j, bcount);
+		error = 15;
+		ns_init_card_error(card, error);
+		return error;
+	}
+
+	/* Allocate iovec buffers */
+	skb_queue_head_init(&card->iovpool.queue);
+	card->iovpool.count = 0;
+	for (j = 0; j < NUM_IOVB; j++) {
+		struct sk_buff *iovb;
+		iovb = alloc_skb(NS_IOVBUFSIZE, GFP_KERNEL);
+		if (iovb == NULL) {
+			printk
+			    ("nicstar%d: can't allocate %dth of %d iovec buffers.\n",
+			     i, j, NUM_IOVB);
+			error = 16;
+			ns_init_card_error(card, error);
+			return error;
+		}
+		NS_SKB_CB(iovb)->buf_type = BUF_NONE;
+		skb_queue_tail(&card->iovpool.queue, iovb);
+		card->iovpool.count++;
+	}
+
+	/* Configure NICStAR */
+	if (card->rct_size == 4096)
+		ns_cfg_rctsize = NS_CFG_RCTSIZE_4096_ENTRIES;
+	else			/* (card->rct_size == 16384) */
+		ns_cfg_rctsize = NS_CFG_RCTSIZE_16384_ENTRIES;
+
+	card->efbie = 1;
+
+	card->intcnt = 0;
+	if (request_irq
+	    (pcidev->irq, &ns_irq_handler, IRQF_DISABLED | IRQF_SHARED,
+	     "nicstar", card) != 0) {
+		printk("nicstar%d: can't allocate IRQ %d.\n", i, pcidev->irq);
+		error = 9;
+		ns_init_card_error(card, error);
+		return error;
+	}
+
+	/* Register device */
+	card->atmdev = atm_dev_register("nicstar", &atm_ops, -1, NULL);
+	if (card->atmdev == NULL) {
+		printk("nicstar%d: can't register device.\n", i);
+		error = 17;
+		ns_init_card_error(card, error);
+		return error;
+	}
+
+	if (ns_parse_mac(mac[i], card->atmdev->esi)) {
+		nicstar_read_eprom(card->membase, NICSTAR_EPROM_MAC_ADDR_OFFSET,
+				   card->atmdev->esi, 6);
+		if (memcmp(card->atmdev->esi, "\x00\x00\x00\x00\x00\x00", 6) ==
+		    0) {
+			nicstar_read_eprom(card->membase,
+					   NICSTAR_EPROM_MAC_ADDR_OFFSET_ALT,
+					   card->atmdev->esi, 6);
+		}
+	}
+
+	printk("nicstar%d: MAC address %pM\n", i, card->atmdev->esi);
+
+	card->atmdev->dev_data = card;
+	card->atmdev->ci_range.vpi_bits = card->vpibits;
+	card->atmdev->ci_range.vci_bits = card->vcibits;
+	card->atmdev->link_rate = card->max_pcr;
+	card->atmdev->phy = NULL;
 
 
 #ifdef CONFIG_ATM_NICSTAR_USE_SUNI
 #ifdef CONFIG_ATM_NICSTAR_USE_SUNI
-   if (card->max_pcr == ATM_OC3_PCR)
-      suni_init(card->atmdev);
+	if (card->max_pcr == ATM_OC3_PCR)
+		suni_init(card->atmdev);
 #endif /* CONFIG_ATM_NICSTAR_USE_SUNI */
 #endif /* CONFIG_ATM_NICSTAR_USE_SUNI */
 
 
 #ifdef CONFIG_ATM_NICSTAR_USE_IDT77105
 #ifdef CONFIG_ATM_NICSTAR_USE_IDT77105
-   if (card->max_pcr == ATM_25_PCR)
-      idt77105_init(card->atmdev);
+	if (card->max_pcr == ATM_25_PCR)
+		idt77105_init(card->atmdev);
 #endif /* CONFIG_ATM_NICSTAR_USE_IDT77105 */
 #endif /* CONFIG_ATM_NICSTAR_USE_IDT77105 */
 
 
-   if (card->atmdev->phy && card->atmdev->phy->start)
-      card->atmdev->phy->start(card->atmdev);
-
-   writel(NS_CFG_RXPATH |
-          NS_CFG_SMBUFSIZE |
-          NS_CFG_LGBUFSIZE |
-          NS_CFG_EFBIE |
-          NS_CFG_RSQSIZE |
-          NS_CFG_VPIBITS |
-          ns_cfg_rctsize |
-          NS_CFG_RXINT_NODELAY |
-          NS_CFG_RAWIE |		/* Only enabled if RCQ_SUPPORT */
-          NS_CFG_RSQAFIE |
-          NS_CFG_TXEN |
-          NS_CFG_TXIE |
-          NS_CFG_TSQFIE_OPT |		/* Only enabled if ENABLE_TSQFIE */ 
-          NS_CFG_PHYIE,
-          card->membase + CFG);
-
-   num_cards++;
-
-   return error;
-}
+	if (card->atmdev->phy && card->atmdev->phy->start)
+		card->atmdev->phy->start(card->atmdev);
 
 
+	writel(NS_CFG_RXPATH | NS_CFG_SMBUFSIZE | NS_CFG_LGBUFSIZE | NS_CFG_EFBIE | NS_CFG_RSQSIZE | NS_CFG_VPIBITS | ns_cfg_rctsize | NS_CFG_RXINT_NODELAY | NS_CFG_RAWIE |	/* Only enabled if RCQ_SUPPORT */
+	       NS_CFG_RSQAFIE | NS_CFG_TXEN | NS_CFG_TXIE | NS_CFG_TSQFIE_OPT |	/* Only enabled if ENABLE_TSQFIE */
+	       NS_CFG_PHYIE, card->membase + CFG);
 
 
+	num_cards++;
 
 
-static void __devinit ns_init_card_error(ns_dev *card, int error)
-{
-   if (error >= 17)
-   {
-      writel(0x00000000, card->membase + CFG);
-   }
-   if (error >= 16)
-   {
-      struct sk_buff *iovb;
-      while ((iovb = skb_dequeue(&card->iovpool.queue)) != NULL)
-         dev_kfree_skb_any(iovb);
-   }
-   if (error >= 15)
-   {
-      struct sk_buff *sb;
-      while ((sb = skb_dequeue(&card->sbpool.queue)) != NULL)
-         dev_kfree_skb_any(sb);
-      free_scq(card->scq0, NULL);
-   }
-   if (error >= 14)
-   {
-      struct sk_buff *lb;
-      while ((lb = skb_dequeue(&card->lbpool.queue)) != NULL)
-         dev_kfree_skb_any(lb);
-   }
-   if (error >= 13)
-   {
-      struct sk_buff *hb;
-      while ((hb = skb_dequeue(&card->hbpool.queue)) != NULL)
-         dev_kfree_skb_any(hb);
-   }
-   if (error >= 12)
-   {
-      kfree(card->rsq.org);
-   }
-   if (error >= 11)
-   {
-      kfree(card->tsq.org);
-   }
-   if (error >= 10)
-   {
-      free_irq(card->pcidev->irq, card);
-   }
-   if (error >= 4)
-   {
-      iounmap(card->membase);
-   }
-   if (error >= 3)
-   {
-      pci_disable_device(card->pcidev);
-      kfree(card);
-   }
+	return error;
 }
 }
 
 
-
+static void __devinit ns_init_card_error(ns_dev * card, int error)
+{
+	if (error >= 17) {
+		writel(0x00000000, card->membase + CFG);
+	}
+	if (error >= 16) {
+		struct sk_buff *iovb;
+		while ((iovb = skb_dequeue(&card->iovpool.queue)) != NULL)
+			dev_kfree_skb_any(iovb);
+	}
+	if (error >= 15) {
+		struct sk_buff *sb;
+		while ((sb = skb_dequeue(&card->sbpool.queue)) != NULL)
+			dev_kfree_skb_any(sb);
+		free_scq(card->scq0, NULL);
+	}
+	if (error >= 14) {
+		struct sk_buff *lb;
+		while ((lb = skb_dequeue(&card->lbpool.queue)) != NULL)
+			dev_kfree_skb_any(lb);
+	}
+	if (error >= 13) {
+		struct sk_buff *hb;
+		while ((hb = skb_dequeue(&card->hbpool.queue)) != NULL)
+			dev_kfree_skb_any(hb);
+	}
+	if (error >= 12) {
+		kfree(card->rsq.org);
+	}
+	if (error >= 11) {
+		kfree(card->tsq.org);
+	}
+	if (error >= 10) {
+		free_irq(card->pcidev->irq, card);
+	}
+	if (error >= 4) {
+		iounmap(card->membase);
+	}
+	if (error >= 3) {
+		pci_disable_device(card->pcidev);
+		kfree(card);
+	}
+}
 
 
 static scq_info *get_scq(int size, u32 scd)
 static scq_info *get_scq(int size, u32 scd)
 {
 {
-   scq_info *scq;
-   int i;
-
-   if (size != VBR_SCQSIZE && size != CBR_SCQSIZE)
-      return NULL;
-
-   scq = kmalloc(sizeof(scq_info), GFP_KERNEL);
-   if (scq == NULL)
-      return NULL;
-   scq->org = kmalloc(2 * size, GFP_KERNEL);
-   if (scq->org == NULL)
-   {
-      kfree(scq);
-      return NULL;
-   }
-   scq->skb = kmalloc(sizeof(struct sk_buff *) *
-                                          (size / NS_SCQE_SIZE), GFP_KERNEL);
-   if (scq->skb == NULL)
-   {
-      kfree(scq->org);
-      kfree(scq);
-      return NULL;
-   }
-   scq->num_entries = size / NS_SCQE_SIZE;
-   scq->base = (ns_scqe *) ALIGN_ADDRESS(scq->org, size);
-   scq->next = scq->base;
-   scq->last = scq->base + (scq->num_entries - 1);
-   scq->tail = scq->last;
-   scq->scd = scd;
-   scq->num_entries = size / NS_SCQE_SIZE;
-   scq->tbd_count = 0;
-   init_waitqueue_head(&scq->scqfull_waitq);
-   scq->full = 0;
-   spin_lock_init(&scq->lock);
-
-   for (i = 0; i < scq->num_entries; i++)
-      scq->skb[i] = NULL;
-
-   return scq;
+	scq_info *scq;
+	int i;
+
+	if (size != VBR_SCQSIZE && size != CBR_SCQSIZE)
+		return NULL;
+
+	scq = kmalloc(sizeof(scq_info), GFP_KERNEL);
+	if (scq == NULL)
+		return NULL;
+	scq->org = kmalloc(2 * size, GFP_KERNEL);
+	if (scq->org == NULL) {
+		kfree(scq);
+		return NULL;
+	}
+	scq->skb = kmalloc(sizeof(struct sk_buff *) *
+			   (size / NS_SCQE_SIZE), GFP_KERNEL);
+	if (scq->skb == NULL) {
+		kfree(scq->org);
+		kfree(scq);
+		return NULL;
+	}
+	scq->num_entries = size / NS_SCQE_SIZE;
+	scq->base = (ns_scqe *) ALIGN_ADDRESS(scq->org, size);
+	scq->next = scq->base;
+	scq->last = scq->base + (scq->num_entries - 1);
+	scq->tail = scq->last;
+	scq->scd = scd;
+	scq->num_entries = size / NS_SCQE_SIZE;
+	scq->tbd_count = 0;
+	init_waitqueue_head(&scq->scqfull_waitq);
+	scq->full = 0;
+	spin_lock_init(&scq->lock);
+
+	for (i = 0; i < scq->num_entries; i++)
+		scq->skb[i] = NULL;
+
+	return scq;
 }
 }
 
 
-
-
 /* For variable rate SCQ vcc must be NULL */
 /* For variable rate SCQ vcc must be NULL */
-static void free_scq(scq_info *scq, struct atm_vcc *vcc)
+static void free_scq(scq_info * scq, struct atm_vcc *vcc)
 {
 {
-   int i;
-
-   if (scq->num_entries == VBR_SCQ_NUM_ENTRIES)
-      for (i = 0; i < scq->num_entries; i++)
-      {
-         if (scq->skb[i] != NULL)
-	 {
-            vcc = ATM_SKB(scq->skb[i])->vcc;
-            if (vcc->pop != NULL)
-	       vcc->pop(vcc, scq->skb[i]);
-	    else
-               dev_kfree_skb_any(scq->skb[i]);
-         }
-      }
-   else /* vcc must be != NULL */
-   {
-      if (vcc == NULL)
-      {
-         printk("nicstar: free_scq() called with vcc == NULL for fixed rate scq.");
-         for (i = 0; i < scq->num_entries; i++)
-            dev_kfree_skb_any(scq->skb[i]);
-      }
-      else
-         for (i = 0; i < scq->num_entries; i++)
-         {
-            if (scq->skb[i] != NULL)
-            {
-               if (vcc->pop != NULL)
-                  vcc->pop(vcc, scq->skb[i]);
-               else
-                  dev_kfree_skb_any(scq->skb[i]);
-            }
-         }
-   }
-   kfree(scq->skb);
-   kfree(scq->org);
-   kfree(scq);
+	int i;
+
+	if (scq->num_entries == VBR_SCQ_NUM_ENTRIES)
+		for (i = 0; i < scq->num_entries; i++) {
+			if (scq->skb[i] != NULL) {
+				vcc = ATM_SKB(scq->skb[i])->vcc;
+				if (vcc->pop != NULL)
+					vcc->pop(vcc, scq->skb[i]);
+				else
+					dev_kfree_skb_any(scq->skb[i]);
+			}
+	} else {		/* vcc must be != NULL */
+
+		if (vcc == NULL) {
+			printk
+			    ("nicstar: free_scq() called with vcc == NULL for fixed rate scq.");
+			for (i = 0; i < scq->num_entries; i++)
+				dev_kfree_skb_any(scq->skb[i]);
+		} else
+			for (i = 0; i < scq->num_entries; i++) {
+				if (scq->skb[i] != NULL) {
+					if (vcc->pop != NULL)
+						vcc->pop(vcc, scq->skb[i]);
+					else
+						dev_kfree_skb_any(scq->skb[i]);
+				}
+			}
+	}
+	kfree(scq->skb);
+	kfree(scq->org);
+	kfree(scq);
 }
 }
 
 
-
-
 /* The handles passed must be pointers to the sk_buff containing the small
 /* The handles passed must be pointers to the sk_buff containing the small
    or large buffer(s) cast to u32. */
    or large buffer(s) cast to u32. */
-static void push_rxbufs(ns_dev *card, struct sk_buff *skb)
+static void push_rxbufs(ns_dev * card, struct sk_buff *skb)
 {
 {
-   struct ns_skb_cb *cb = NS_SKB_CB(skb);
-   u32 handle1, addr1;
-   u32 handle2, addr2;
-   u32 stat;
-   unsigned long flags;
-   
-   /* *BARF* */
-   handle2 = addr2 = 0;
-   handle1 = (u32)skb;
-   addr1 = (u32)virt_to_bus(skb->data);
+	struct ns_skb_cb *cb = NS_SKB_CB(skb);
+	u32 handle1, addr1;
+	u32 handle2, addr2;
+	u32 stat;
+	unsigned long flags;
+
+	/* *BARF* */
+	handle2 = addr2 = 0;
+	handle1 = (u32) skb;
+	addr1 = (u32) virt_to_bus(skb->data);
 
 
 #ifdef GENERAL_DEBUG
 #ifdef GENERAL_DEBUG
-   if (!addr1)
-      printk("nicstar%d: push_rxbufs called with addr1 = 0.\n", card->index);
+	if (!addr1)
+		printk("nicstar%d: push_rxbufs called with addr1 = 0.\n",
+		       card->index);
 #endif /* GENERAL_DEBUG */
 #endif /* GENERAL_DEBUG */
 
 
-   stat = readl(card->membase + STAT);
-   card->sbfqc = ns_stat_sfbqc_get(stat);
-   card->lbfqc = ns_stat_lfbqc_get(stat);
-   if (cb->buf_type == BUF_SM)
-   {
-      if (!addr2)
-      {
-         if (card->sm_addr)
-	 {
-	    addr2 = card->sm_addr;
-	    handle2 = card->sm_handle;
-	    card->sm_addr = 0x00000000;
-	    card->sm_handle = 0x00000000;
-	 }
-	 else /* (!sm_addr) */
-	 {
-	    card->sm_addr = addr1;
-	    card->sm_handle = handle1;
-	 }
-      }      
-   }
-   else /* buf_type == BUF_LG */
-   {
-      if (!addr2)
-      {
-         if (card->lg_addr)
-	 {
-	    addr2 = card->lg_addr;
-	    handle2 = card->lg_handle;
-	    card->lg_addr = 0x00000000;
-	    card->lg_handle = 0x00000000;
-	 }
-	 else /* (!lg_addr) */
-	 {
-	    card->lg_addr = addr1;
-	    card->lg_handle = handle1;
-	 }
-      }      
-   }
-
-   if (addr2)
-   {
-      if (cb->buf_type == BUF_SM)
-      {
-         if (card->sbfqc >= card->sbnr.max)
-         {
-            skb_unlink((struct sk_buff *) handle1, &card->sbpool.queue);
-            dev_kfree_skb_any((struct sk_buff *) handle1);
-            skb_unlink((struct sk_buff *) handle2, &card->sbpool.queue);
-            dev_kfree_skb_any((struct sk_buff *) handle2);
-            return;
-         }
-	 else
-            card->sbfqc += 2;
-      }
-      else /* (buf_type == BUF_LG) */
-      {
-         if (card->lbfqc >= card->lbnr.max)
-         {
-            skb_unlink((struct sk_buff *) handle1, &card->lbpool.queue);
-            dev_kfree_skb_any((struct sk_buff *) handle1);
-            skb_unlink((struct sk_buff *) handle2, &card->lbpool.queue);
-            dev_kfree_skb_any((struct sk_buff *) handle2);
-            return;
-         }
-         else
-            card->lbfqc += 2;
-      }
-
-      spin_lock_irqsave(&card->res_lock, flags);
-
-      while (CMD_BUSY(card));
-      writel(addr2, card->membase + DR3);
-      writel(handle2, card->membase + DR2);
-      writel(addr1, card->membase + DR1);
-      writel(handle1, card->membase + DR0);
-      writel(NS_CMD_WRITE_FREEBUFQ | cb->buf_type, card->membase + CMD);
- 
-      spin_unlock_irqrestore(&card->res_lock, flags);
-
-      XPRINTK("nicstar%d: Pushing %s buffers at 0x%x and 0x%x.\n", card->index,
-              (cb->buf_type == BUF_SM ? "small" : "large"), addr1, addr2);
-   }
-
-   if (!card->efbie && card->sbfqc >= card->sbnr.min &&
-       card->lbfqc >= card->lbnr.min)
-   {
-      card->efbie = 1;
-      writel((readl(card->membase + CFG) | NS_CFG_EFBIE), card->membase + CFG);
-   }
-
-   return;
+	stat = readl(card->membase + STAT);
+	card->sbfqc = ns_stat_sfbqc_get(stat);
+	card->lbfqc = ns_stat_lfbqc_get(stat);
+	if (cb->buf_type == BUF_SM) {
+		if (!addr2) {
+			if (card->sm_addr) {
+				addr2 = card->sm_addr;
+				handle2 = card->sm_handle;
+				card->sm_addr = 0x00000000;
+				card->sm_handle = 0x00000000;
+			} else {	/* (!sm_addr) */
+
+				card->sm_addr = addr1;
+				card->sm_handle = handle1;
+			}
+		}
+	} else {		/* buf_type == BUF_LG */
+
+		if (!addr2) {
+			if (card->lg_addr) {
+				addr2 = card->lg_addr;
+				handle2 = card->lg_handle;
+				card->lg_addr = 0x00000000;
+				card->lg_handle = 0x00000000;
+			} else {	/* (!lg_addr) */
+
+				card->lg_addr = addr1;
+				card->lg_handle = handle1;
+			}
+		}
+	}
+
+	if (addr2) {
+		if (cb->buf_type == BUF_SM) {
+			if (card->sbfqc >= card->sbnr.max) {
+				skb_unlink((struct sk_buff *)handle1,
+					   &card->sbpool.queue);
+				dev_kfree_skb_any((struct sk_buff *)handle1);
+				skb_unlink((struct sk_buff *)handle2,
+					   &card->sbpool.queue);
+				dev_kfree_skb_any((struct sk_buff *)handle2);
+				return;
+			} else
+				card->sbfqc += 2;
+		} else {	/* (buf_type == BUF_LG) */
+
+			if (card->lbfqc >= card->lbnr.max) {
+				skb_unlink((struct sk_buff *)handle1,
+					   &card->lbpool.queue);
+				dev_kfree_skb_any((struct sk_buff *)handle1);
+				skb_unlink((struct sk_buff *)handle2,
+					   &card->lbpool.queue);
+				dev_kfree_skb_any((struct sk_buff *)handle2);
+				return;
+			} else
+				card->lbfqc += 2;
+		}
+
+		spin_lock_irqsave(&card->res_lock, flags);
+
+		while (CMD_BUSY(card)) ;
+		writel(addr2, card->membase + DR3);
+		writel(handle2, card->membase + DR2);
+		writel(addr1, card->membase + DR1);
+		writel(handle1, card->membase + DR0);
+		writel(NS_CMD_WRITE_FREEBUFQ | cb->buf_type,
+		       card->membase + CMD);
+
+		spin_unlock_irqrestore(&card->res_lock, flags);
+
+		XPRINTK("nicstar%d: Pushing %s buffers at 0x%x and 0x%x.\n",
+			card->index,
+			(cb->buf_type == BUF_SM ? "small" : "large"), addr1,
+			addr2);
+	}
+
+	if (!card->efbie && card->sbfqc >= card->sbnr.min &&
+	    card->lbfqc >= card->lbnr.min) {
+		card->efbie = 1;
+		writel((readl(card->membase + CFG) | NS_CFG_EFBIE),
+		       card->membase + CFG);
+	}
+
+	return;
 }
 }
 
 
-
-
 static irqreturn_t ns_irq_handler(int irq, void *dev_id)
 static irqreturn_t ns_irq_handler(int irq, void *dev_id)
 {
 {
-   u32 stat_r;
-   ns_dev *card;
-   struct atm_dev *dev;
-   unsigned long flags;
-
-   card = (ns_dev *) dev_id;
-   dev = card->atmdev;
-   card->intcnt++;
-
-   PRINTK("nicstar%d: NICStAR generated an interrupt\n", card->index);
-
-   spin_lock_irqsave(&card->int_lock, flags);
-   
-   stat_r = readl(card->membase + STAT);
-
-   /* Transmit Status Indicator has been written to T. S. Queue */
-   if (stat_r & NS_STAT_TSIF)
-   {
-      TXPRINTK("nicstar%d: TSI interrupt\n", card->index);
-      process_tsq(card);
-      writel(NS_STAT_TSIF, card->membase + STAT);
-   }
-   
-   /* Incomplete CS-PDU has been transmitted */
-   if (stat_r & NS_STAT_TXICP)
-   {
-      writel(NS_STAT_TXICP, card->membase + STAT);
-      TXPRINTK("nicstar%d: Incomplete CS-PDU transmitted.\n",
-               card->index);
-   }
-   
-   /* Transmit Status Queue 7/8 full */
-   if (stat_r & NS_STAT_TSQF)
-   {
-      writel(NS_STAT_TSQF, card->membase + STAT);
-      PRINTK("nicstar%d: TSQ full.\n", card->index);
-      process_tsq(card);
-   }
-   
-   /* Timer overflow */
-   if (stat_r & NS_STAT_TMROF)
-   {
-      writel(NS_STAT_TMROF, card->membase + STAT);
-      PRINTK("nicstar%d: Timer overflow.\n", card->index);
-   }
-   
-   /* PHY device interrupt signal active */
-   if (stat_r & NS_STAT_PHYI)
-   {
-      writel(NS_STAT_PHYI, card->membase + STAT);
-      PRINTK("nicstar%d: PHY interrupt.\n", card->index);
-      if (dev->phy && dev->phy->interrupt) {
-         dev->phy->interrupt(dev);
-      }
-   }
-
-   /* Small Buffer Queue is full */
-   if (stat_r & NS_STAT_SFBQF)
-   {
-      writel(NS_STAT_SFBQF, card->membase + STAT);
-      printk("nicstar%d: Small free buffer queue is full.\n", card->index);
-   }
-   
-   /* Large Buffer Queue is full */
-   if (stat_r & NS_STAT_LFBQF)
-   {
-      writel(NS_STAT_LFBQF, card->membase + STAT);
-      printk("nicstar%d: Large free buffer queue is full.\n", card->index);
-   }
-
-   /* Receive Status Queue is full */
-   if (stat_r & NS_STAT_RSQF)
-   {
-      writel(NS_STAT_RSQF, card->membase + STAT);
-      printk("nicstar%d: RSQ full.\n", card->index);
-      process_rsq(card);
-   }
-
-   /* Complete CS-PDU received */
-   if (stat_r & NS_STAT_EOPDU)
-   {
-      RXPRINTK("nicstar%d: End of CS-PDU received.\n", card->index);
-      process_rsq(card);
-      writel(NS_STAT_EOPDU, card->membase + STAT);
-   }
-
-   /* Raw cell received */
-   if (stat_r & NS_STAT_RAWCF)
-   {
-      writel(NS_STAT_RAWCF, card->membase + STAT);
+	u32 stat_r;
+	ns_dev *card;
+	struct atm_dev *dev;
+	unsigned long flags;
+
+	card = (ns_dev *) dev_id;
+	dev = card->atmdev;
+	card->intcnt++;
+
+	PRINTK("nicstar%d: NICStAR generated an interrupt\n", card->index);
+
+	spin_lock_irqsave(&card->int_lock, flags);
+
+	stat_r = readl(card->membase + STAT);
+
+	/* Transmit Status Indicator has been written to T. S. Queue */
+	if (stat_r & NS_STAT_TSIF) {
+		TXPRINTK("nicstar%d: TSI interrupt\n", card->index);
+		process_tsq(card);
+		writel(NS_STAT_TSIF, card->membase + STAT);
+	}
+
+	/* Incomplete CS-PDU has been transmitted */
+	if (stat_r & NS_STAT_TXICP) {
+		writel(NS_STAT_TXICP, card->membase + STAT);
+		TXPRINTK("nicstar%d: Incomplete CS-PDU transmitted.\n",
+			 card->index);
+	}
+
+	/* Transmit Status Queue 7/8 full */
+	if (stat_r & NS_STAT_TSQF) {
+		writel(NS_STAT_TSQF, card->membase + STAT);
+		PRINTK("nicstar%d: TSQ full.\n", card->index);
+		process_tsq(card);
+	}
+
+	/* Timer overflow */
+	if (stat_r & NS_STAT_TMROF) {
+		writel(NS_STAT_TMROF, card->membase + STAT);
+		PRINTK("nicstar%d: Timer overflow.\n", card->index);
+	}
+
+	/* PHY device interrupt signal active */
+	if (stat_r & NS_STAT_PHYI) {
+		writel(NS_STAT_PHYI, card->membase + STAT);
+		PRINTK("nicstar%d: PHY interrupt.\n", card->index);
+		if (dev->phy && dev->phy->interrupt) {
+			dev->phy->interrupt(dev);
+		}
+	}
+
+	/* Small Buffer Queue is full */
+	if (stat_r & NS_STAT_SFBQF) {
+		writel(NS_STAT_SFBQF, card->membase + STAT);
+		printk("nicstar%d: Small free buffer queue is full.\n",
+		       card->index);
+	}
+
+	/* Large Buffer Queue is full */
+	if (stat_r & NS_STAT_LFBQF) {
+		writel(NS_STAT_LFBQF, card->membase + STAT);
+		printk("nicstar%d: Large free buffer queue is full.\n",
+		       card->index);
+	}
+
+	/* Receive Status Queue is full */
+	if (stat_r & NS_STAT_RSQF) {
+		writel(NS_STAT_RSQF, card->membase + STAT);
+		printk("nicstar%d: RSQ full.\n", card->index);
+		process_rsq(card);
+	}
+
+	/* Complete CS-PDU received */
+	if (stat_r & NS_STAT_EOPDU) {
+		RXPRINTK("nicstar%d: End of CS-PDU received.\n", card->index);
+		process_rsq(card);
+		writel(NS_STAT_EOPDU, card->membase + STAT);
+	}
+
+	/* Raw cell received */
+	if (stat_r & NS_STAT_RAWCF) {
+		writel(NS_STAT_RAWCF, card->membase + STAT);
 #ifndef RCQ_SUPPORT
 #ifndef RCQ_SUPPORT
-      printk("nicstar%d: Raw cell received and no support yet...\n",
-             card->index);
+		printk("nicstar%d: Raw cell received and no support yet...\n",
+		       card->index);
 #endif /* RCQ_SUPPORT */
 #endif /* RCQ_SUPPORT */
-      /* NOTE: the following procedure may keep a raw cell pending until the
-               next interrupt. As this preliminary support is only meant to
-               avoid buffer leakage, this is not an issue. */
-      while (readl(card->membase + RAWCT) != card->rawch)
-      {
-         ns_rcqe *rawcell;
-
-         rawcell = (ns_rcqe *) bus_to_virt(card->rawch);
-         if (ns_rcqe_islast(rawcell))
-         {
-            struct sk_buff *oldbuf;
-
-            oldbuf = card->rcbuf;
-            card->rcbuf = (struct sk_buff *) ns_rcqe_nextbufhandle(rawcell);
-            card->rawch = (u32) virt_to_bus(card->rcbuf->data);
-            recycle_rx_buf(card, oldbuf);
-         }
-         else
-            card->rawch += NS_RCQE_SIZE;
-      }
-   }
-
-   /* Small buffer queue is empty */
-   if (stat_r & NS_STAT_SFBQE)
-   {
-      int i;
-      struct sk_buff *sb;
-
-      writel(NS_STAT_SFBQE, card->membase + STAT);
-      printk("nicstar%d: Small free buffer queue empty.\n",
-             card->index);
-      for (i = 0; i < card->sbnr.min; i++)
-      {
-         sb = dev_alloc_skb(NS_SMSKBSIZE);
-         if (sb == NULL)
-         {
-            writel(readl(card->membase + CFG) & ~NS_CFG_EFBIE, card->membase + CFG);
-            card->efbie = 0;
-            break;
-         }
-         NS_SKB_CB(sb)->buf_type = BUF_SM;
-         skb_queue_tail(&card->sbpool.queue, sb);
-         skb_reserve(sb, NS_AAL0_HEADER);
-         push_rxbufs(card, sb);
-      }
-      card->sbfqc = i;
-      process_rsq(card);
-   }
-
-   /* Large buffer queue empty */
-   if (stat_r & NS_STAT_LFBQE)
-   {
-      int i;
-      struct sk_buff *lb;
-
-      writel(NS_STAT_LFBQE, card->membase + STAT);
-      printk("nicstar%d: Large free buffer queue empty.\n",
-             card->index);
-      for (i = 0; i < card->lbnr.min; i++)
-      {
-         lb = dev_alloc_skb(NS_LGSKBSIZE);
-         if (lb == NULL)
-         {
-            writel(readl(card->membase + CFG) & ~NS_CFG_EFBIE, card->membase + CFG);
-            card->efbie = 0;
-            break;
-         }
-         NS_SKB_CB(lb)->buf_type = BUF_LG;
-         skb_queue_tail(&card->lbpool.queue, lb);
-         skb_reserve(lb, NS_SMBUFSIZE);
-         push_rxbufs(card, lb);
-      }
-      card->lbfqc = i;
-      process_rsq(card);
-   }
-
-   /* Receive Status Queue is 7/8 full */
-   if (stat_r & NS_STAT_RSQAF)
-   {
-      writel(NS_STAT_RSQAF, card->membase + STAT);
-      RXPRINTK("nicstar%d: RSQ almost full.\n", card->index);
-      process_rsq(card);
-   }
-   
-   spin_unlock_irqrestore(&card->int_lock, flags);
-   PRINTK("nicstar%d: end of interrupt service\n", card->index);
-   return IRQ_HANDLED;
+		/* NOTE: the following procedure may keep a raw cell pending until the
+		   next interrupt. As this preliminary support is only meant to
+		   avoid buffer leakage, this is not an issue. */
+		while (readl(card->membase + RAWCT) != card->rawch) {
+			ns_rcqe *rawcell;
+
+			rawcell = (ns_rcqe *) bus_to_virt(card->rawch);
+			if (ns_rcqe_islast(rawcell)) {
+				struct sk_buff *oldbuf;
+
+				oldbuf = card->rcbuf;
+				card->rcbuf =
+				    (struct sk_buff *)
+				    ns_rcqe_nextbufhandle(rawcell);
+				card->rawch =
+				    (u32) virt_to_bus(card->rcbuf->data);
+				recycle_rx_buf(card, oldbuf);
+			} else
+				card->rawch += NS_RCQE_SIZE;
+		}
+	}
+
+	/* Small buffer queue is empty */
+	if (stat_r & NS_STAT_SFBQE) {
+		int i;
+		struct sk_buff *sb;
+
+		writel(NS_STAT_SFBQE, card->membase + STAT);
+		printk("nicstar%d: Small free buffer queue empty.\n",
+		       card->index);
+		for (i = 0; i < card->sbnr.min; i++) {
+			sb = dev_alloc_skb(NS_SMSKBSIZE);
+			if (sb == NULL) {
+				writel(readl(card->membase + CFG) &
+				       ~NS_CFG_EFBIE, card->membase + CFG);
+				card->efbie = 0;
+				break;
+			}
+			NS_SKB_CB(sb)->buf_type = BUF_SM;
+			skb_queue_tail(&card->sbpool.queue, sb);
+			skb_reserve(sb, NS_AAL0_HEADER);
+			push_rxbufs(card, sb);
+		}
+		card->sbfqc = i;
+		process_rsq(card);
+	}
+
+	/* Large buffer queue empty */
+	if (stat_r & NS_STAT_LFBQE) {
+		int i;
+		struct sk_buff *lb;
+
+		writel(NS_STAT_LFBQE, card->membase + STAT);
+		printk("nicstar%d: Large free buffer queue empty.\n",
+		       card->index);
+		for (i = 0; i < card->lbnr.min; i++) {
+			lb = dev_alloc_skb(NS_LGSKBSIZE);
+			if (lb == NULL) {
+				writel(readl(card->membase + CFG) &
+				       ~NS_CFG_EFBIE, card->membase + CFG);
+				card->efbie = 0;
+				break;
+			}
+			NS_SKB_CB(lb)->buf_type = BUF_LG;
+			skb_queue_tail(&card->lbpool.queue, lb);
+			skb_reserve(lb, NS_SMBUFSIZE);
+			push_rxbufs(card, lb);
+		}
+		card->lbfqc = i;
+		process_rsq(card);
+	}
+
+	/* Receive Status Queue is 7/8 full */
+	if (stat_r & NS_STAT_RSQAF) {
+		writel(NS_STAT_RSQAF, card->membase + STAT);
+		RXPRINTK("nicstar%d: RSQ almost full.\n", card->index);
+		process_rsq(card);
+	}
+
+	spin_unlock_irqrestore(&card->int_lock, flags);
+	PRINTK("nicstar%d: end of interrupt service\n", card->index);
+	return IRQ_HANDLED;
 }
 }
 
 
-
-
 static int ns_open(struct atm_vcc *vcc)
 static int ns_open(struct atm_vcc *vcc)
 {
 {
-   ns_dev *card;
-   vc_map *vc;
-   unsigned long tmpl, modl;
-   int tcr, tcra;	/* target cell rate, and absolute value */
-   int n = 0;		/* Number of entries in the TST. Initialized to remove
-                           the compiler warning. */
-   u32 u32d[4];
-   int frscdi = 0;	/* Index of the SCD. Initialized to remove the compiler
-                           warning. How I wish compilers were clever enough to
-			   tell which variables can truly be used
-			   uninitialized... */
-   int inuse;		/* tx or rx vc already in use by another vcc */
-   short vpi = vcc->vpi;
-   int vci = vcc->vci;
-
-   card = (ns_dev *) vcc->dev->dev_data;
-   PRINTK("nicstar%d: opening vpi.vci %d.%d \n", card->index, (int) vpi, vci);
-   if (vcc->qos.aal != ATM_AAL5 && vcc->qos.aal != ATM_AAL0)
-   {
-      PRINTK("nicstar%d: unsupported AAL.\n", card->index);
-      return -EINVAL;
-   }
-
-   vc = &(card->vcmap[vpi << card->vcibits | vci]);
-   vcc->dev_data = vc;
-
-   inuse = 0;
-   if (vcc->qos.txtp.traffic_class != ATM_NONE && vc->tx)
-      inuse = 1;
-   if (vcc->qos.rxtp.traffic_class != ATM_NONE && vc->rx)
-      inuse += 2;
-   if (inuse)
-   {
-      printk("nicstar%d: %s vci already in use.\n", card->index,
-             inuse == 1 ? "tx" : inuse == 2 ? "rx" : "tx and rx");
-      return -EINVAL;
-   }
-
-   set_bit(ATM_VF_ADDR,&vcc->flags);
-
-   /* NOTE: You are not allowed to modify an open connection's QOS. To change
-      that, remove the ATM_VF_PARTIAL flag checking. There may be other changes
-      needed to do that. */
-   if (!test_bit(ATM_VF_PARTIAL,&vcc->flags))
-   {
-      scq_info *scq;
-      
-      set_bit(ATM_VF_PARTIAL,&vcc->flags);
-      if (vcc->qos.txtp.traffic_class == ATM_CBR)
-      {
-         /* Check requested cell rate and availability of SCD */
-         if (vcc->qos.txtp.max_pcr == 0 && vcc->qos.txtp.pcr == 0 &&
-             vcc->qos.txtp.min_pcr == 0)
-         {
-            PRINTK("nicstar%d: trying to open a CBR vc with cell rate = 0 \n",
-	           card->index);
-	    clear_bit(ATM_VF_PARTIAL,&vcc->flags);
-	    clear_bit(ATM_VF_ADDR,&vcc->flags);
-            return -EINVAL;
-         }
-
-         tcr = atm_pcr_goal(&(vcc->qos.txtp));
-         tcra = tcr >= 0 ? tcr : -tcr;
-      
-         PRINTK("nicstar%d: target cell rate = %d.\n", card->index,
-                vcc->qos.txtp.max_pcr);
-
-         tmpl = (unsigned long)tcra * (unsigned long)NS_TST_NUM_ENTRIES;
-         modl = tmpl % card->max_pcr;
-
-         n = (int)(tmpl / card->max_pcr);
-         if (tcr > 0)
-         {
-            if (modl > 0) n++;
-         }
-         else if (tcr == 0)
-         {
-            if ((n = (card->tst_free_entries - NS_TST_RESERVED)) <= 0)
-	    {
-               PRINTK("nicstar%d: no CBR bandwidth free.\n", card->index);
-	       clear_bit(ATM_VF_PARTIAL,&vcc->flags);
-	       clear_bit(ATM_VF_ADDR,&vcc->flags);
-               return -EINVAL;
-            }
-         }
-
-         if (n == 0)
-         {
-            printk("nicstar%d: selected bandwidth < granularity.\n", card->index);
-	    clear_bit(ATM_VF_PARTIAL,&vcc->flags);
-	    clear_bit(ATM_VF_ADDR,&vcc->flags);
-            return -EINVAL;
-         }
-
-         if (n > (card->tst_free_entries - NS_TST_RESERVED))
-         {
-            PRINTK("nicstar%d: not enough free CBR bandwidth.\n", card->index);
-	    clear_bit(ATM_VF_PARTIAL,&vcc->flags);
-	    clear_bit(ATM_VF_ADDR,&vcc->flags);
-            return -EINVAL;
-         }
-         else
-            card->tst_free_entries -= n;
-
-         XPRINTK("nicstar%d: writing %d tst entries.\n", card->index, n);
-         for (frscdi = 0; frscdi < NS_FRSCD_NUM; frscdi++)
-         {
-            if (card->scd2vc[frscdi] == NULL)
-            {
-               card->scd2vc[frscdi] = vc;
-               break;
-	    }
-         }
-         if (frscdi == NS_FRSCD_NUM)
-         {
-            PRINTK("nicstar%d: no SCD available for CBR channel.\n", card->index);
-            card->tst_free_entries += n;
-	    clear_bit(ATM_VF_PARTIAL,&vcc->flags);
-	    clear_bit(ATM_VF_ADDR,&vcc->flags);
-	    return -EBUSY;
-         }
-
-         vc->cbr_scd = NS_FRSCD + frscdi * NS_FRSCD_SIZE;
-
-         scq = get_scq(CBR_SCQSIZE, vc->cbr_scd);
-         if (scq == NULL)
-         {
-            PRINTK("nicstar%d: can't get fixed rate SCQ.\n", card->index);
-            card->scd2vc[frscdi] = NULL;
-            card->tst_free_entries += n;
-	    clear_bit(ATM_VF_PARTIAL,&vcc->flags);
-	    clear_bit(ATM_VF_ADDR,&vcc->flags);
-            return -ENOMEM;
-         }
-	 vc->scq = scq;
-         u32d[0] = (u32) virt_to_bus(scq->base);
-         u32d[1] = (u32) 0x00000000;
-         u32d[2] = (u32) 0xffffffff;
-         u32d[3] = (u32) 0x00000000;
-         ns_write_sram(card, vc->cbr_scd, u32d, 4);
-         
-	 fill_tst(card, n, vc);
-      }
-      else if (vcc->qos.txtp.traffic_class == ATM_UBR)
-      {
-         vc->cbr_scd = 0x00000000;
-	 vc->scq = card->scq0;
-      }
-      
-      if (vcc->qos.txtp.traffic_class != ATM_NONE)
-      {
-         vc->tx = 1;
-	 vc->tx_vcc = vcc;
-	 vc->tbd_count = 0;
-      }
-      if (vcc->qos.rxtp.traffic_class != ATM_NONE)
-      {
-         u32 status;
-      
-         vc->rx = 1;
-         vc->rx_vcc = vcc;
-         vc->rx_iov = NULL;
-
-	 /* Open the connection in hardware */
-	 if (vcc->qos.aal == ATM_AAL5)
-	    status = NS_RCTE_AAL5 | NS_RCTE_CONNECTOPEN;
-	 else /* vcc->qos.aal == ATM_AAL0 */
-	    status = NS_RCTE_AAL0 | NS_RCTE_CONNECTOPEN;
+	ns_dev *card;
+	vc_map *vc;
+	unsigned long tmpl, modl;
+	int tcr, tcra;		/* target cell rate, and absolute value */
+	int n = 0;		/* Number of entries in the TST. Initialized to remove
+				   the compiler warning. */
+	u32 u32d[4];
+	int frscdi = 0;		/* Index of the SCD. Initialized to remove the compiler
+				   warning. How I wish compilers were clever enough to
+				   tell which variables can truly be used
+				   uninitialized... */
+	int inuse;		/* tx or rx vc already in use by another vcc */
+	short vpi = vcc->vpi;
+	int vci = vcc->vci;
+
+	card = (ns_dev *) vcc->dev->dev_data;
+	PRINTK("nicstar%d: opening vpi.vci %d.%d \n", card->index, (int)vpi,
+	       vci);
+	if (vcc->qos.aal != ATM_AAL5 && vcc->qos.aal != ATM_AAL0) {
+		PRINTK("nicstar%d: unsupported AAL.\n", card->index);
+		return -EINVAL;
+	}
+
+	vc = &(card->vcmap[vpi << card->vcibits | vci]);
+	vcc->dev_data = vc;
+
+	inuse = 0;
+	if (vcc->qos.txtp.traffic_class != ATM_NONE && vc->tx)
+		inuse = 1;
+	if (vcc->qos.rxtp.traffic_class != ATM_NONE && vc->rx)
+		inuse += 2;
+	if (inuse) {
+		printk("nicstar%d: %s vci already in use.\n", card->index,
+		       inuse == 1 ? "tx" : inuse == 2 ? "rx" : "tx and rx");
+		return -EINVAL;
+	}
+
+	set_bit(ATM_VF_ADDR, &vcc->flags);
+
+	/* NOTE: You are not allowed to modify an open connection's QOS. To change
+	   that, remove the ATM_VF_PARTIAL flag checking. There may be other changes
+	   needed to do that. */
+	if (!test_bit(ATM_VF_PARTIAL, &vcc->flags)) {
+		scq_info *scq;
+
+		set_bit(ATM_VF_PARTIAL, &vcc->flags);
+		if (vcc->qos.txtp.traffic_class == ATM_CBR) {
+			/* Check requested cell rate and availability of SCD */
+			if (vcc->qos.txtp.max_pcr == 0 && vcc->qos.txtp.pcr == 0
+			    && vcc->qos.txtp.min_pcr == 0) {
+				PRINTK
+				    ("nicstar%d: trying to open a CBR vc with cell rate = 0 \n",
+				     card->index);
+				clear_bit(ATM_VF_PARTIAL, &vcc->flags);
+				clear_bit(ATM_VF_ADDR, &vcc->flags);
+				return -EINVAL;
+			}
+
+			tcr = atm_pcr_goal(&(vcc->qos.txtp));
+			tcra = tcr >= 0 ? tcr : -tcr;
+
+			PRINTK("nicstar%d: target cell rate = %d.\n",
+			       card->index, vcc->qos.txtp.max_pcr);
+
+			tmpl =
+			    (unsigned long)tcra *(unsigned long)
+			    NS_TST_NUM_ENTRIES;
+			modl = tmpl % card->max_pcr;
+
+			n = (int)(tmpl / card->max_pcr);
+			if (tcr > 0) {
+				if (modl > 0)
+					n++;
+			} else if (tcr == 0) {
+				if ((n =
+				     (card->tst_free_entries -
+				      NS_TST_RESERVED)) <= 0) {
+					PRINTK
+					    ("nicstar%d: no CBR bandwidth free.\n",
+					     card->index);
+					clear_bit(ATM_VF_PARTIAL, &vcc->flags);
+					clear_bit(ATM_VF_ADDR, &vcc->flags);
+					return -EINVAL;
+				}
+			}
+
+			if (n == 0) {
+				printk
+				    ("nicstar%d: selected bandwidth < granularity.\n",
+				     card->index);
+				clear_bit(ATM_VF_PARTIAL, &vcc->flags);
+				clear_bit(ATM_VF_ADDR, &vcc->flags);
+				return -EINVAL;
+			}
+
+			if (n > (card->tst_free_entries - NS_TST_RESERVED)) {
+				PRINTK
+				    ("nicstar%d: not enough free CBR bandwidth.\n",
+				     card->index);
+				clear_bit(ATM_VF_PARTIAL, &vcc->flags);
+				clear_bit(ATM_VF_ADDR, &vcc->flags);
+				return -EINVAL;
+			} else
+				card->tst_free_entries -= n;
+
+			XPRINTK("nicstar%d: writing %d tst entries.\n",
+				card->index, n);
+			for (frscdi = 0; frscdi < NS_FRSCD_NUM; frscdi++) {
+				if (card->scd2vc[frscdi] == NULL) {
+					card->scd2vc[frscdi] = vc;
+					break;
+				}
+			}
+			if (frscdi == NS_FRSCD_NUM) {
+				PRINTK
+				    ("nicstar%d: no SCD available for CBR channel.\n",
+				     card->index);
+				card->tst_free_entries += n;
+				clear_bit(ATM_VF_PARTIAL, &vcc->flags);
+				clear_bit(ATM_VF_ADDR, &vcc->flags);
+				return -EBUSY;
+			}
+
+			vc->cbr_scd = NS_FRSCD + frscdi * NS_FRSCD_SIZE;
+
+			scq = get_scq(CBR_SCQSIZE, vc->cbr_scd);
+			if (scq == NULL) {
+				PRINTK("nicstar%d: can't get fixed rate SCQ.\n",
+				       card->index);
+				card->scd2vc[frscdi] = NULL;
+				card->tst_free_entries += n;
+				clear_bit(ATM_VF_PARTIAL, &vcc->flags);
+				clear_bit(ATM_VF_ADDR, &vcc->flags);
+				return -ENOMEM;
+			}
+			vc->scq = scq;
+			u32d[0] = (u32) virt_to_bus(scq->base);
+			u32d[1] = (u32) 0x00000000;
+			u32d[2] = (u32) 0xffffffff;
+			u32d[3] = (u32) 0x00000000;
+			ns_write_sram(card, vc->cbr_scd, u32d, 4);
+
+			fill_tst(card, n, vc);
+		} else if (vcc->qos.txtp.traffic_class == ATM_UBR) {
+			vc->cbr_scd = 0x00000000;
+			vc->scq = card->scq0;
+		}
+
+		if (vcc->qos.txtp.traffic_class != ATM_NONE) {
+			vc->tx = 1;
+			vc->tx_vcc = vcc;
+			vc->tbd_count = 0;
+		}
+		if (vcc->qos.rxtp.traffic_class != ATM_NONE) {
+			u32 status;
+
+			vc->rx = 1;
+			vc->rx_vcc = vcc;
+			vc->rx_iov = NULL;
+
+			/* Open the connection in hardware */
+			if (vcc->qos.aal == ATM_AAL5)
+				status = NS_RCTE_AAL5 | NS_RCTE_CONNECTOPEN;
+			else	/* vcc->qos.aal == ATM_AAL0 */
+				status = NS_RCTE_AAL0 | NS_RCTE_CONNECTOPEN;
 #ifdef RCQ_SUPPORT
 #ifdef RCQ_SUPPORT
-         status |= NS_RCTE_RAWCELLINTEN;
+			status |= NS_RCTE_RAWCELLINTEN;
 #endif /* RCQ_SUPPORT */
 #endif /* RCQ_SUPPORT */
-         ns_write_sram(card, NS_RCT + (vpi << card->vcibits | vci) *
-	               NS_RCT_ENTRY_SIZE, &status, 1);
-      }
-      
-   }
-   
-   set_bit(ATM_VF_READY,&vcc->flags);
-   return 0;
-}
+			ns_write_sram(card,
+				      NS_RCT +
+				      (vpi << card->vcibits | vci) *
+				      NS_RCT_ENTRY_SIZE, &status, 1);
+		}
 
 
+	}
 
 
+	set_bit(ATM_VF_READY, &vcc->flags);
+	return 0;
+}
 
 
 static void ns_close(struct atm_vcc *vcc)
 static void ns_close(struct atm_vcc *vcc)
 {
 {
-   vc_map *vc;
-   ns_dev *card;
-   u32 data;
-   int i;
-   
-   vc = vcc->dev_data;
-   card = vcc->dev->dev_data;
-   PRINTK("nicstar%d: closing vpi.vci %d.%d \n", card->index,
-          (int) vcc->vpi, vcc->vci);
-
-   clear_bit(ATM_VF_READY,&vcc->flags);
-   
-   if (vcc->qos.rxtp.traffic_class != ATM_NONE)
-   {
-      u32 addr;
-      unsigned long flags;
-      
-      addr = NS_RCT + (vcc->vpi << card->vcibits | vcc->vci) * NS_RCT_ENTRY_SIZE;
-      spin_lock_irqsave(&card->res_lock, flags);
-      while(CMD_BUSY(card));
-      writel(NS_CMD_CLOSE_CONNECTION | addr << 2, card->membase + CMD);
-      spin_unlock_irqrestore(&card->res_lock, flags);
-      
-      vc->rx = 0;
-      if (vc->rx_iov != NULL)
-      {
-	 struct sk_buff *iovb;
-	 u32 stat;
-   
-         stat = readl(card->membase + STAT);
-         card->sbfqc = ns_stat_sfbqc_get(stat);   
-         card->lbfqc = ns_stat_lfbqc_get(stat);
-
-         PRINTK("nicstar%d: closing a VC with pending rx buffers.\n",
-	        card->index);
-         iovb = vc->rx_iov;
-         recycle_iovec_rx_bufs(card, (struct iovec *) iovb->data,
-	                       NS_SKB(iovb)->iovcnt);
-         NS_SKB(iovb)->iovcnt = 0;
-         NS_SKB(iovb)->vcc = NULL;
-         spin_lock_irqsave(&card->int_lock, flags);
-         recycle_iov_buf(card, iovb);
-         spin_unlock_irqrestore(&card->int_lock, flags);
-         vc->rx_iov = NULL;
-      }
-   }
-
-   if (vcc->qos.txtp.traffic_class != ATM_NONE)
-   {
-      vc->tx = 0;
-   }
-
-   if (vcc->qos.txtp.traffic_class == ATM_CBR)
-   {
-      unsigned long flags;
-      ns_scqe *scqep;
-      scq_info *scq;
-
-      scq = vc->scq;
-
-      for (;;)
-      {
-         spin_lock_irqsave(&scq->lock, flags);
-         scqep = scq->next;
-         if (scqep == scq->base)
-            scqep = scq->last;
-         else
-            scqep--;
-         if (scqep == scq->tail)
-         {
-            spin_unlock_irqrestore(&scq->lock, flags);
-            break;
-         }
-         /* If the last entry is not a TSR, place one in the SCQ in order to
-            be able to completely drain it and then close. */
-         if (!ns_scqe_is_tsr(scqep) && scq->tail != scq->next)
-         {
-            ns_scqe tsr;
-            u32 scdi, scqi;
-            u32 data;
-            int index;
-
-            tsr.word_1 = ns_tsr_mkword_1(NS_TSR_INTENABLE);
-            scdi = (vc->cbr_scd - NS_FRSCD) / NS_FRSCD_SIZE;
-            scqi = scq->next - scq->base;
-            tsr.word_2 = ns_tsr_mkword_2(scdi, scqi);
-            tsr.word_3 = 0x00000000;
-            tsr.word_4 = 0x00000000;
-            *scq->next = tsr;
-            index = (int) scqi;
-            scq->skb[index] = NULL;
-            if (scq->next == scq->last)
-               scq->next = scq->base;
-            else
-               scq->next++;
-            data = (u32) virt_to_bus(scq->next);
-            ns_write_sram(card, scq->scd, &data, 1);
-         }
-         spin_unlock_irqrestore(&scq->lock, flags);
-         schedule();
-      }
-
-      /* Free all TST entries */
-      data = NS_TST_OPCODE_VARIABLE;
-      for (i = 0; i < NS_TST_NUM_ENTRIES; i++)
-      {
-         if (card->tste2vc[i] == vc)
-	 {
-            ns_write_sram(card, card->tst_addr + i, &data, 1);
-            card->tste2vc[i] = NULL;
-            card->tst_free_entries++;
-	 }
-      }
-      
-      card->scd2vc[(vc->cbr_scd - NS_FRSCD) / NS_FRSCD_SIZE] = NULL;
-      free_scq(vc->scq, vcc);
-   }
-
-   /* remove all references to vcc before deleting it */
-   if (vcc->qos.txtp.traffic_class != ATM_NONE)
-   {
-     unsigned long flags;
-     scq_info *scq = card->scq0;
-
-     spin_lock_irqsave(&scq->lock, flags);
-
-     for(i = 0; i < scq->num_entries; i++) {
-       if(scq->skb[i] && ATM_SKB(scq->skb[i])->vcc == vcc) {
-        ATM_SKB(scq->skb[i])->vcc = NULL;
-	atm_return(vcc, scq->skb[i]->truesize);
-        PRINTK("nicstar: deleted pending vcc mapping\n");
-       }
-     }
-
-     spin_unlock_irqrestore(&scq->lock, flags);
-   }
-
-   vcc->dev_data = NULL;
-   clear_bit(ATM_VF_PARTIAL,&vcc->flags);
-   clear_bit(ATM_VF_ADDR,&vcc->flags);
+	vc_map *vc;
+	ns_dev *card;
+	u32 data;
+	int i;
+
+	vc = vcc->dev_data;
+	card = vcc->dev->dev_data;
+	PRINTK("nicstar%d: closing vpi.vci %d.%d \n", card->index,
+	       (int)vcc->vpi, vcc->vci);
+
+	clear_bit(ATM_VF_READY, &vcc->flags);
+
+	if (vcc->qos.rxtp.traffic_class != ATM_NONE) {
+		u32 addr;
+		unsigned long flags;
+
+		addr =
+		    NS_RCT +
+		    (vcc->vpi << card->vcibits | vcc->vci) * NS_RCT_ENTRY_SIZE;
+		spin_lock_irqsave(&card->res_lock, flags);
+		while (CMD_BUSY(card)) ;
+		writel(NS_CMD_CLOSE_CONNECTION | addr << 2,
+		       card->membase + CMD);
+		spin_unlock_irqrestore(&card->res_lock, flags);
+
+		vc->rx = 0;
+		if (vc->rx_iov != NULL) {
+			struct sk_buff *iovb;
+			u32 stat;
+
+			stat = readl(card->membase + STAT);
+			card->sbfqc = ns_stat_sfbqc_get(stat);
+			card->lbfqc = ns_stat_lfbqc_get(stat);
+
+			PRINTK
+			    ("nicstar%d: closing a VC with pending rx buffers.\n",
+			     card->index);
+			iovb = vc->rx_iov;
+			recycle_iovec_rx_bufs(card, (struct iovec *)iovb->data,
+					      NS_SKB(iovb)->iovcnt);
+			NS_SKB(iovb)->iovcnt = 0;
+			NS_SKB(iovb)->vcc = NULL;
+			spin_lock_irqsave(&card->int_lock, flags);
+			recycle_iov_buf(card, iovb);
+			spin_unlock_irqrestore(&card->int_lock, flags);
+			vc->rx_iov = NULL;
+		}
+	}
+
+	if (vcc->qos.txtp.traffic_class != ATM_NONE) {
+		vc->tx = 0;
+	}
+
+	if (vcc->qos.txtp.traffic_class == ATM_CBR) {
+		unsigned long flags;
+		ns_scqe *scqep;
+		scq_info *scq;
+
+		scq = vc->scq;
+
+		for (;;) {
+			spin_lock_irqsave(&scq->lock, flags);
+			scqep = scq->next;
+			if (scqep == scq->base)
+				scqep = scq->last;
+			else
+				scqep--;
+			if (scqep == scq->tail) {
+				spin_unlock_irqrestore(&scq->lock, flags);
+				break;
+			}
+			/* If the last entry is not a TSR, place one in the SCQ in order to
+			   be able to completely drain it and then close. */
+			if (!ns_scqe_is_tsr(scqep) && scq->tail != scq->next) {
+				ns_scqe tsr;
+				u32 scdi, scqi;
+				u32 data;
+				int index;
+
+				tsr.word_1 = ns_tsr_mkword_1(NS_TSR_INTENABLE);
+				scdi = (vc->cbr_scd - NS_FRSCD) / NS_FRSCD_SIZE;
+				scqi = scq->next - scq->base;
+				tsr.word_2 = ns_tsr_mkword_2(scdi, scqi);
+				tsr.word_3 = 0x00000000;
+				tsr.word_4 = 0x00000000;
+				*scq->next = tsr;
+				index = (int)scqi;
+				scq->skb[index] = NULL;
+				if (scq->next == scq->last)
+					scq->next = scq->base;
+				else
+					scq->next++;
+				data = (u32) virt_to_bus(scq->next);
+				ns_write_sram(card, scq->scd, &data, 1);
+			}
+			spin_unlock_irqrestore(&scq->lock, flags);
+			schedule();
+		}
+
+		/* Free all TST entries */
+		data = NS_TST_OPCODE_VARIABLE;
+		for (i = 0; i < NS_TST_NUM_ENTRIES; i++) {
+			if (card->tste2vc[i] == vc) {
+				ns_write_sram(card, card->tst_addr + i, &data,
+					      1);
+				card->tste2vc[i] = NULL;
+				card->tst_free_entries++;
+			}
+		}
+
+		card->scd2vc[(vc->cbr_scd - NS_FRSCD) / NS_FRSCD_SIZE] = NULL;
+		free_scq(vc->scq, vcc);
+	}
+
+	/* remove all references to vcc before deleting it */
+	if (vcc->qos.txtp.traffic_class != ATM_NONE) {
+		unsigned long flags;
+		scq_info *scq = card->scq0;
+
+		spin_lock_irqsave(&scq->lock, flags);
+
+		for (i = 0; i < scq->num_entries; i++) {
+			if (scq->skb[i] && ATM_SKB(scq->skb[i])->vcc == vcc) {
+				ATM_SKB(scq->skb[i])->vcc = NULL;
+				atm_return(vcc, scq->skb[i]->truesize);
+				PRINTK
+				    ("nicstar: deleted pending vcc mapping\n");
+			}
+		}
+
+		spin_unlock_irqrestore(&scq->lock, flags);
+	}
+
+	vcc->dev_data = NULL;
+	clear_bit(ATM_VF_PARTIAL, &vcc->flags);
+	clear_bit(ATM_VF_ADDR, &vcc->flags);
 
 
 #ifdef RX_DEBUG
 #ifdef RX_DEBUG
-   {
-      u32 stat, cfg;
-      stat = readl(card->membase + STAT);
-      cfg = readl(card->membase + CFG);
-      printk("STAT = 0x%08X  CFG = 0x%08X  \n", stat, cfg);
-      printk("TSQ: base = 0x%08X  next = 0x%08X  last = 0x%08X  TSQT = 0x%08X \n",
-             (u32) card->tsq.base, (u32) card->tsq.next,(u32) card->tsq.last,
-	     readl(card->membase + TSQT));
-      printk("RSQ: base = 0x%08X  next = 0x%08X  last = 0x%08X  RSQT = 0x%08X \n",
-             (u32) card->rsq.base, (u32) card->rsq.next,(u32) card->rsq.last,
-	     readl(card->membase + RSQT));
-      printk("Empty free buffer queue interrupt %s \n",
-             card->efbie ? "enabled" : "disabled");
-      printk("SBCNT = %d  count = %d   LBCNT = %d count = %d \n",
-             ns_stat_sfbqc_get(stat), card->sbpool.count,
-	     ns_stat_lfbqc_get(stat), card->lbpool.count);
-      printk("hbpool.count = %d  iovpool.count = %d \n",
-             card->hbpool.count, card->iovpool.count);
-   }
+	{
+		u32 stat, cfg;
+		stat = readl(card->membase + STAT);
+		cfg = readl(card->membase + CFG);
+		printk("STAT = 0x%08X  CFG = 0x%08X  \n", stat, cfg);
+		printk
+		    ("TSQ: base = 0x%08X  next = 0x%08X  last = 0x%08X  TSQT = 0x%08X \n",
+		     (u32) card->tsq.base, (u32) card->tsq.next,
+		     (u32) card->tsq.last, readl(card->membase + TSQT));
+		printk
+		    ("RSQ: base = 0x%08X  next = 0x%08X  last = 0x%08X  RSQT = 0x%08X \n",
+		     (u32) card->rsq.base, (u32) card->rsq.next,
+		     (u32) card->rsq.last, readl(card->membase + RSQT));
+		printk("Empty free buffer queue interrupt %s \n",
+		       card->efbie ? "enabled" : "disabled");
+		printk("SBCNT = %d  count = %d   LBCNT = %d count = %d \n",
+		       ns_stat_sfbqc_get(stat), card->sbpool.count,
+		       ns_stat_lfbqc_get(stat), card->lbpool.count);
+		printk("hbpool.count = %d  iovpool.count = %d \n",
+		       card->hbpool.count, card->iovpool.count);
+	}
 #endif /* RX_DEBUG */
 #endif /* RX_DEBUG */
 }
 }
 
 
-
-
-static void fill_tst(ns_dev *card, int n, vc_map *vc)
+static void fill_tst(ns_dev * card, int n, vc_map * vc)
 {
 {
-   u32 new_tst;
-   unsigned long cl;
-   int e, r;
-   u32 data;
-      
-   /* It would be very complicated to keep the two TSTs synchronized while
-      assuring that writes are only made to the inactive TST. So, for now I
-      will use only one TST. If problems occur, I will change this again */
-   
-   new_tst = card->tst_addr;
-
-   /* Fill procedure */
-
-   for (e = 0; e < NS_TST_NUM_ENTRIES; e++)
-   {
-      if (card->tste2vc[e] == NULL)
-         break;
-   }
-   if (e == NS_TST_NUM_ENTRIES) {
-      printk("nicstar%d: No free TST entries found. \n", card->index);
-      return;
-   }
-
-   r = n;
-   cl = NS_TST_NUM_ENTRIES;
-   data = ns_tste_make(NS_TST_OPCODE_FIXED, vc->cbr_scd);
-      
-   while (r > 0)
-   {
-      if (cl >= NS_TST_NUM_ENTRIES && card->tste2vc[e] == NULL)
-      {
-         card->tste2vc[e] = vc;
-         ns_write_sram(card, new_tst + e, &data, 1);
-         cl -= NS_TST_NUM_ENTRIES;
-         r--;
-      }
-
-      if (++e == NS_TST_NUM_ENTRIES) {
-         e = 0;
-      }
-      cl += n;
-   }
-   
-   /* End of fill procedure */
-   
-   data = ns_tste_make(NS_TST_OPCODE_END, new_tst);
-   ns_write_sram(card, new_tst + NS_TST_NUM_ENTRIES, &data, 1);
-   ns_write_sram(card, card->tst_addr + NS_TST_NUM_ENTRIES, &data, 1);
-   card->tst_addr = new_tst;
+	u32 new_tst;
+	unsigned long cl;
+	int e, r;
+	u32 data;
+
+	/* It would be very complicated to keep the two TSTs synchronized while
+	   assuring that writes are only made to the inactive TST. So, for now I
+	   will use only one TST. If problems occur, I will change this again */
+
+	new_tst = card->tst_addr;
+
+	/* Fill procedure */
+
+	for (e = 0; e < NS_TST_NUM_ENTRIES; e++) {
+		if (card->tste2vc[e] == NULL)
+			break;
+	}
+	if (e == NS_TST_NUM_ENTRIES) {
+		printk("nicstar%d: No free TST entries found. \n", card->index);
+		return;
+	}
+
+	r = n;
+	cl = NS_TST_NUM_ENTRIES;
+	data = ns_tste_make(NS_TST_OPCODE_FIXED, vc->cbr_scd);
+
+	while (r > 0) {
+		if (cl >= NS_TST_NUM_ENTRIES && card->tste2vc[e] == NULL) {
+			card->tste2vc[e] = vc;
+			ns_write_sram(card, new_tst + e, &data, 1);
+			cl -= NS_TST_NUM_ENTRIES;
+			r--;
+		}
+
+		if (++e == NS_TST_NUM_ENTRIES) {
+			e = 0;
+		}
+		cl += n;
+	}
+
+	/* End of fill procedure */
+
+	data = ns_tste_make(NS_TST_OPCODE_END, new_tst);
+	ns_write_sram(card, new_tst + NS_TST_NUM_ENTRIES, &data, 1);
+	ns_write_sram(card, card->tst_addr + NS_TST_NUM_ENTRIES, &data, 1);
+	card->tst_addr = new_tst;
 }
 }
 
 
-
-
 static int ns_send(struct atm_vcc *vcc, struct sk_buff *skb)
 static int ns_send(struct atm_vcc *vcc, struct sk_buff *skb)
 {
 {
-   ns_dev *card;
-   vc_map *vc;
-   scq_info *scq;
-   unsigned long buflen;
-   ns_scqe scqe;
-   u32 flags;		/* TBD flags, not CPU flags */
-   
-   card = vcc->dev->dev_data;
-   TXPRINTK("nicstar%d: ns_send() called.\n", card->index);
-   if ((vc = (vc_map *) vcc->dev_data) == NULL)
-   {
-      printk("nicstar%d: vcc->dev_data == NULL on ns_send().\n", card->index);
-      atomic_inc(&vcc->stats->tx_err);
-      dev_kfree_skb_any(skb);
-      return -EINVAL;
-   }
-   
-   if (!vc->tx)
-   {
-      printk("nicstar%d: Trying to transmit on a non-tx VC.\n", card->index);
-      atomic_inc(&vcc->stats->tx_err);
-      dev_kfree_skb_any(skb);
-      return -EINVAL;
-   }
-   
-   if (vcc->qos.aal != ATM_AAL5 && vcc->qos.aal != ATM_AAL0)
-   {
-      printk("nicstar%d: Only AAL0 and AAL5 are supported.\n", card->index);
-      atomic_inc(&vcc->stats->tx_err);
-      dev_kfree_skb_any(skb);
-      return -EINVAL;
-   }
-   
-   if (skb_shinfo(skb)->nr_frags != 0)
-   {
-      printk("nicstar%d: No scatter-gather yet.\n", card->index);
-      atomic_inc(&vcc->stats->tx_err);
-      dev_kfree_skb_any(skb);
-      return -EINVAL;
-   }
-   
-   ATM_SKB(skb)->vcc = vcc;
-
-   if (vcc->qos.aal == ATM_AAL5)
-   {
-      buflen = (skb->len + 47 + 8) / 48 * 48;	/* Multiple of 48 */
-      flags = NS_TBD_AAL5;
-      scqe.word_2 = cpu_to_le32((u32) virt_to_bus(skb->data));
-      scqe.word_3 = cpu_to_le32((u32) skb->len);
-      scqe.word_4 = ns_tbd_mkword_4(0, (u32) vcc->vpi, (u32) vcc->vci, 0,
-                           ATM_SKB(skb)->atm_options & ATM_ATMOPT_CLP ? 1 : 0);
-      flags |= NS_TBD_EOPDU;
-   }
-   else /* (vcc->qos.aal == ATM_AAL0) */
-   {
-      buflen = ATM_CELL_PAYLOAD;	/* i.e., 48 bytes */
-      flags = NS_TBD_AAL0;
-      scqe.word_2 = cpu_to_le32((u32) virt_to_bus(skb->data) + NS_AAL0_HEADER);
-      scqe.word_3 = cpu_to_le32(0x00000000);
-      if (*skb->data & 0x02)	/* Payload type 1 - end of pdu */
-         flags |= NS_TBD_EOPDU;
-      scqe.word_4 = cpu_to_le32(*((u32 *) skb->data) & ~NS_TBD_VC_MASK);
-      /* Force the VPI/VCI to be the same as in VCC struct */
-      scqe.word_4 |= cpu_to_le32((((u32) vcc->vpi) << NS_TBD_VPI_SHIFT |
-                                 ((u32) vcc->vci) << NS_TBD_VCI_SHIFT) &
-                                 NS_TBD_VC_MASK);
-   }
-
-   if (vcc->qos.txtp.traffic_class == ATM_CBR)
-   {
-      scqe.word_1 = ns_tbd_mkword_1_novbr(flags, (u32) buflen);
-      scq = ((vc_map *) vcc->dev_data)->scq;
-   }
-   else
-   {
-      scqe.word_1 = ns_tbd_mkword_1(flags, (u32) 1, (u32) 1, (u32) buflen);
-      scq = card->scq0;
-   }
-
-   if (push_scqe(card, vc, scq, &scqe, skb) != 0)
-   {
-      atomic_inc(&vcc->stats->tx_err);
-      dev_kfree_skb_any(skb);
-      return -EIO;
-   }
-   atomic_inc(&vcc->stats->tx);
-
-   return 0;
-}
-
+	ns_dev *card;
+	vc_map *vc;
+	scq_info *scq;
+	unsigned long buflen;
+	ns_scqe scqe;
+	u32 flags;		/* TBD flags, not CPU flags */
+
+	card = vcc->dev->dev_data;
+	TXPRINTK("nicstar%d: ns_send() called.\n", card->index);
+	if ((vc = (vc_map *) vcc->dev_data) == NULL) {
+		printk("nicstar%d: vcc->dev_data == NULL on ns_send().\n",
+		       card->index);
+		atomic_inc(&vcc->stats->tx_err);
+		dev_kfree_skb_any(skb);
+		return -EINVAL;
+	}
 
 
+	if (!vc->tx) {
+		printk("nicstar%d: Trying to transmit on a non-tx VC.\n",
+		       card->index);
+		atomic_inc(&vcc->stats->tx_err);
+		dev_kfree_skb_any(skb);
+		return -EINVAL;
+	}
 
 
-static int push_scqe(ns_dev *card, vc_map *vc, scq_info *scq, ns_scqe *tbd,
-                     struct sk_buff *skb)
-{
-   unsigned long flags;
-   ns_scqe tsr;
-   u32 scdi, scqi;
-   int scq_is_vbr;
-   u32 data;
-   int index;
-   
-   spin_lock_irqsave(&scq->lock, flags);
-   while (scq->tail == scq->next)
-   {
-      if (in_interrupt()) {
-         spin_unlock_irqrestore(&scq->lock, flags);
-         printk("nicstar%d: Error pushing TBD.\n", card->index);
-         return 1;
-      }
-
-      scq->full = 1;
-      spin_unlock_irqrestore(&scq->lock, flags);
-      interruptible_sleep_on_timeout(&scq->scqfull_waitq, SCQFULL_TIMEOUT);
-      spin_lock_irqsave(&scq->lock, flags);
-
-      if (scq->full) {
-         spin_unlock_irqrestore(&scq->lock, flags);
-         printk("nicstar%d: Timeout pushing TBD.\n", card->index);
-         return 1;
-      }
-   }
-   *scq->next = *tbd;
-   index = (int) (scq->next - scq->base);
-   scq->skb[index] = skb;
-   XPRINTK("nicstar%d: sending skb at 0x%x (pos %d).\n",
-           card->index, (u32) skb, index);
-   XPRINTK("nicstar%d: TBD written:\n0x%x\n0x%x\n0x%x\n0x%x\n at 0x%x.\n",
-           card->index, le32_to_cpu(tbd->word_1), le32_to_cpu(tbd->word_2),
-           le32_to_cpu(tbd->word_3), le32_to_cpu(tbd->word_4),
-           (u32) scq->next);
-   if (scq->next == scq->last)
-      scq->next = scq->base;
-   else
-      scq->next++;
-
-   vc->tbd_count++;
-   if (scq->num_entries == VBR_SCQ_NUM_ENTRIES)
-   {
-      scq->tbd_count++;
-      scq_is_vbr = 1;
-   }
-   else
-      scq_is_vbr = 0;
-
-   if (vc->tbd_count >= MAX_TBD_PER_VC || scq->tbd_count >= MAX_TBD_PER_SCQ)
-   {
-      int has_run = 0;
-
-      while (scq->tail == scq->next)
-      {
-         if (in_interrupt()) {
-            data = (u32) virt_to_bus(scq->next);
-            ns_write_sram(card, scq->scd, &data, 1);
-            spin_unlock_irqrestore(&scq->lock, flags);
-            printk("nicstar%d: Error pushing TSR.\n", card->index);
-            return 0;
-         }
-
-         scq->full = 1;
-         if (has_run++) break;
-         spin_unlock_irqrestore(&scq->lock, flags);
-         interruptible_sleep_on_timeout(&scq->scqfull_waitq, SCQFULL_TIMEOUT);
-         spin_lock_irqsave(&scq->lock, flags);
-      }
-
-      if (!scq->full)
-      {
-         tsr.word_1 = ns_tsr_mkword_1(NS_TSR_INTENABLE);
-         if (scq_is_vbr)
-            scdi = NS_TSR_SCDISVBR;
-         else
-            scdi = (vc->cbr_scd - NS_FRSCD) / NS_FRSCD_SIZE;
-         scqi = scq->next - scq->base;
-         tsr.word_2 = ns_tsr_mkword_2(scdi, scqi);
-         tsr.word_3 = 0x00000000;
-         tsr.word_4 = 0x00000000;
-
-         *scq->next = tsr;
-         index = (int) scqi;
-         scq->skb[index] = NULL;
-         XPRINTK("nicstar%d: TSR written:\n0x%x\n0x%x\n0x%x\n0x%x\n at 0x%x.\n",
-                 card->index, le32_to_cpu(tsr.word_1), le32_to_cpu(tsr.word_2),
-                 le32_to_cpu(tsr.word_3), le32_to_cpu(tsr.word_4),
-		 (u32) scq->next);
-         if (scq->next == scq->last)
-            scq->next = scq->base;
-         else
-            scq->next++;
-         vc->tbd_count = 0;
-         scq->tbd_count = 0;
-      }
-      else
-         PRINTK("nicstar%d: Timeout pushing TSR.\n", card->index);
-   }
-   data = (u32) virt_to_bus(scq->next);
-   ns_write_sram(card, scq->scd, &data, 1);
-   
-   spin_unlock_irqrestore(&scq->lock, flags);
-   
-   return 0;
-}
+	if (vcc->qos.aal != ATM_AAL5 && vcc->qos.aal != ATM_AAL0) {
+		printk("nicstar%d: Only AAL0 and AAL5 are supported.\n",
+		       card->index);
+		atomic_inc(&vcc->stats->tx_err);
+		dev_kfree_skb_any(skb);
+		return -EINVAL;
+	}
 
 
+	if (skb_shinfo(skb)->nr_frags != 0) {
+		printk("nicstar%d: No scatter-gather yet.\n", card->index);
+		atomic_inc(&vcc->stats->tx_err);
+		dev_kfree_skb_any(skb);
+		return -EINVAL;
+	}
+
+	ATM_SKB(skb)->vcc = vcc;
+
+	if (vcc->qos.aal == ATM_AAL5) {
+		buflen = (skb->len + 47 + 8) / 48 * 48;	/* Multiple of 48 */
+		flags = NS_TBD_AAL5;
+		scqe.word_2 = cpu_to_le32((u32) virt_to_bus(skb->data));
+		scqe.word_3 = cpu_to_le32((u32) skb->len);
+		scqe.word_4 =
+		    ns_tbd_mkword_4(0, (u32) vcc->vpi, (u32) vcc->vci, 0,
+				    ATM_SKB(skb)->
+				    atm_options & ATM_ATMOPT_CLP ? 1 : 0);
+		flags |= NS_TBD_EOPDU;
+	} else {		/* (vcc->qos.aal == ATM_AAL0) */
+
+		buflen = ATM_CELL_PAYLOAD;	/* i.e., 48 bytes */
+		flags = NS_TBD_AAL0;
+		scqe.word_2 =
+		    cpu_to_le32((u32) virt_to_bus(skb->data) + NS_AAL0_HEADER);
+		scqe.word_3 = cpu_to_le32(0x00000000);
+		if (*skb->data & 0x02)	/* Payload type 1 - end of pdu */
+			flags |= NS_TBD_EOPDU;
+		scqe.word_4 =
+		    cpu_to_le32(*((u32 *) skb->data) & ~NS_TBD_VC_MASK);
+		/* Force the VPI/VCI to be the same as in VCC struct */
+		scqe.word_4 |=
+		    cpu_to_le32((((u32) vcc->
+				  vpi) << NS_TBD_VPI_SHIFT | ((u32) vcc->
+							      vci) <<
+				 NS_TBD_VCI_SHIFT) & NS_TBD_VC_MASK);
+	}
+
+	if (vcc->qos.txtp.traffic_class == ATM_CBR) {
+		scqe.word_1 = ns_tbd_mkword_1_novbr(flags, (u32) buflen);
+		scq = ((vc_map *) vcc->dev_data)->scq;
+	} else {
+		scqe.word_1 =
+		    ns_tbd_mkword_1(flags, (u32) 1, (u32) 1, (u32) buflen);
+		scq = card->scq0;
+	}
+
+	if (push_scqe(card, vc, scq, &scqe, skb) != 0) {
+		atomic_inc(&vcc->stats->tx_err);
+		dev_kfree_skb_any(skb);
+		return -EIO;
+	}
+	atomic_inc(&vcc->stats->tx);
 
 
+	return 0;
+}
 
 
-static void process_tsq(ns_dev *card)
+static int push_scqe(ns_dev * card, vc_map * vc, scq_info * scq, ns_scqe * tbd,
+		     struct sk_buff *skb)
 {
 {
-   u32 scdi;
-   scq_info *scq;
-   ns_tsi *previous = NULL, *one_ahead, *two_ahead;
-   int serviced_entries;   /* flag indicating at least on entry was serviced */
-   
-   serviced_entries = 0;
-   
-   if (card->tsq.next == card->tsq.last)
-      one_ahead = card->tsq.base;
-   else
-      one_ahead = card->tsq.next + 1;
-
-   if (one_ahead == card->tsq.last)
-      two_ahead = card->tsq.base;
-   else
-      two_ahead = one_ahead + 1;
-   
-   while (!ns_tsi_isempty(card->tsq.next) || !ns_tsi_isempty(one_ahead) ||
-          !ns_tsi_isempty(two_ahead))
-          /* At most two empty, as stated in the 77201 errata */
-   {
-      serviced_entries = 1;
-    
-      /* Skip the one or two possible empty entries */
-      while (ns_tsi_isempty(card->tsq.next)) {
-         if (card->tsq.next == card->tsq.last)
-            card->tsq.next = card->tsq.base;
-         else
-            card->tsq.next++;
-      }
-    
-      if (!ns_tsi_tmrof(card->tsq.next))
-      {
-         scdi = ns_tsi_getscdindex(card->tsq.next);
-	 if (scdi == NS_TSI_SCDISVBR)
-	    scq = card->scq0;
-	 else
-	 {
-	    if (card->scd2vc[scdi] == NULL)
-	    {
-	       printk("nicstar%d: could not find VC from SCD index.\n",
-	              card->index);
-               ns_tsi_init(card->tsq.next);
-               return;
-            }
-            scq = card->scd2vc[scdi]->scq;
-         }
-         drain_scq(card, scq, ns_tsi_getscqpos(card->tsq.next));
-         scq->full = 0;
-         wake_up_interruptible(&(scq->scqfull_waitq));
-      }
-
-      ns_tsi_init(card->tsq.next);
-      previous = card->tsq.next;
-      if (card->tsq.next == card->tsq.last)
-         card->tsq.next = card->tsq.base;
-      else
-         card->tsq.next++;
-
-      if (card->tsq.next == card->tsq.last)
-         one_ahead = card->tsq.base;
-      else
-         one_ahead = card->tsq.next + 1;
-
-      if (one_ahead == card->tsq.last)
-         two_ahead = card->tsq.base;
-      else
-         two_ahead = one_ahead + 1;
-   }
-
-   if (serviced_entries) {
-      writel((((u32) previous) - ((u32) card->tsq.base)),
-             card->membase + TSQH);
-   }
+	unsigned long flags;
+	ns_scqe tsr;
+	u32 scdi, scqi;
+	int scq_is_vbr;
+	u32 data;
+	int index;
+
+	spin_lock_irqsave(&scq->lock, flags);
+	while (scq->tail == scq->next) {
+		if (in_interrupt()) {
+			spin_unlock_irqrestore(&scq->lock, flags);
+			printk("nicstar%d: Error pushing TBD.\n", card->index);
+			return 1;
+		}
+
+		scq->full = 1;
+		spin_unlock_irqrestore(&scq->lock, flags);
+		interruptible_sleep_on_timeout(&scq->scqfull_waitq,
+					       SCQFULL_TIMEOUT);
+		spin_lock_irqsave(&scq->lock, flags);
+
+		if (scq->full) {
+			spin_unlock_irqrestore(&scq->lock, flags);
+			printk("nicstar%d: Timeout pushing TBD.\n",
+			       card->index);
+			return 1;
+		}
+	}
+	*scq->next = *tbd;
+	index = (int)(scq->next - scq->base);
+	scq->skb[index] = skb;
+	XPRINTK("nicstar%d: sending skb at 0x%x (pos %d).\n",
+		card->index, (u32) skb, index);
+	XPRINTK("nicstar%d: TBD written:\n0x%x\n0x%x\n0x%x\n0x%x\n at 0x%x.\n",
+		card->index, le32_to_cpu(tbd->word_1), le32_to_cpu(tbd->word_2),
+		le32_to_cpu(tbd->word_3), le32_to_cpu(tbd->word_4),
+		(u32) scq->next);
+	if (scq->next == scq->last)
+		scq->next = scq->base;
+	else
+		scq->next++;
+
+	vc->tbd_count++;
+	if (scq->num_entries == VBR_SCQ_NUM_ENTRIES) {
+		scq->tbd_count++;
+		scq_is_vbr = 1;
+	} else
+		scq_is_vbr = 0;
+
+	if (vc->tbd_count >= MAX_TBD_PER_VC
+	    || scq->tbd_count >= MAX_TBD_PER_SCQ) {
+		int has_run = 0;
+
+		while (scq->tail == scq->next) {
+			if (in_interrupt()) {
+				data = (u32) virt_to_bus(scq->next);
+				ns_write_sram(card, scq->scd, &data, 1);
+				spin_unlock_irqrestore(&scq->lock, flags);
+				printk("nicstar%d: Error pushing TSR.\n",
+				       card->index);
+				return 0;
+			}
+
+			scq->full = 1;
+			if (has_run++)
+				break;
+			spin_unlock_irqrestore(&scq->lock, flags);
+			interruptible_sleep_on_timeout(&scq->scqfull_waitq,
+						       SCQFULL_TIMEOUT);
+			spin_lock_irqsave(&scq->lock, flags);
+		}
+
+		if (!scq->full) {
+			tsr.word_1 = ns_tsr_mkword_1(NS_TSR_INTENABLE);
+			if (scq_is_vbr)
+				scdi = NS_TSR_SCDISVBR;
+			else
+				scdi = (vc->cbr_scd - NS_FRSCD) / NS_FRSCD_SIZE;
+			scqi = scq->next - scq->base;
+			tsr.word_2 = ns_tsr_mkword_2(scdi, scqi);
+			tsr.word_3 = 0x00000000;
+			tsr.word_4 = 0x00000000;
+
+			*scq->next = tsr;
+			index = (int)scqi;
+			scq->skb[index] = NULL;
+			XPRINTK
+			    ("nicstar%d: TSR written:\n0x%x\n0x%x\n0x%x\n0x%x\n at 0x%x.\n",
+			     card->index, le32_to_cpu(tsr.word_1),
+			     le32_to_cpu(tsr.word_2), le32_to_cpu(tsr.word_3),
+			     le32_to_cpu(tsr.word_4), (u32) scq->next);
+			if (scq->next == scq->last)
+				scq->next = scq->base;
+			else
+				scq->next++;
+			vc->tbd_count = 0;
+			scq->tbd_count = 0;
+		} else
+			PRINTK("nicstar%d: Timeout pushing TSR.\n",
+			       card->index);
+	}
+	data = (u32) virt_to_bus(scq->next);
+	ns_write_sram(card, scq->scd, &data, 1);
+
+	spin_unlock_irqrestore(&scq->lock, flags);
+
+	return 0;
 }
 }
 
 
-
-
-static void drain_scq(ns_dev *card, scq_info *scq, int pos)
+static void process_tsq(ns_dev * card)
 {
 {
-   struct atm_vcc *vcc;
-   struct sk_buff *skb;
-   int i;
-   unsigned long flags;
-   
-   XPRINTK("nicstar%d: drain_scq() called, scq at 0x%x, pos %d.\n",
-           card->index, (u32) scq, pos);
-   if (pos >= scq->num_entries)
-   {
-      printk("nicstar%d: Bad index on drain_scq().\n", card->index);
-      return;
-   }
-
-   spin_lock_irqsave(&scq->lock, flags);
-   i = (int) (scq->tail - scq->base);
-   if (++i == scq->num_entries)
-      i = 0;
-   while (i != pos)
-   {
-      skb = scq->skb[i];
-      XPRINTK("nicstar%d: freeing skb at 0x%x (index %d).\n",
-              card->index, (u32) skb, i);
-      if (skb != NULL)
-      {
-         vcc = ATM_SKB(skb)->vcc;
-	 if (vcc && vcc->pop != NULL) {
-	    vcc->pop(vcc, skb);
-	 } else {
-	    dev_kfree_skb_irq(skb);
-         }
-	 scq->skb[i] = NULL;
-      }
-      if (++i == scq->num_entries)
-         i = 0;
-   }
-   scq->tail = scq->base + pos;
-   spin_unlock_irqrestore(&scq->lock, flags);
+	u32 scdi;
+	scq_info *scq;
+	ns_tsi *previous = NULL, *one_ahead, *two_ahead;
+	int serviced_entries;	/* flag indicating at least on entry was serviced */
+
+	serviced_entries = 0;
+
+	if (card->tsq.next == card->tsq.last)
+		one_ahead = card->tsq.base;
+	else
+		one_ahead = card->tsq.next + 1;
+
+	if (one_ahead == card->tsq.last)
+		two_ahead = card->tsq.base;
+	else
+		two_ahead = one_ahead + 1;
+
+	while (!ns_tsi_isempty(card->tsq.next) || !ns_tsi_isempty(one_ahead) ||
+	       !ns_tsi_isempty(two_ahead))
+		/* At most two empty, as stated in the 77201 errata */
+	{
+		serviced_entries = 1;
+
+		/* Skip the one or two possible empty entries */
+		while (ns_tsi_isempty(card->tsq.next)) {
+			if (card->tsq.next == card->tsq.last)
+				card->tsq.next = card->tsq.base;
+			else
+				card->tsq.next++;
+		}
+
+		if (!ns_tsi_tmrof(card->tsq.next)) {
+			scdi = ns_tsi_getscdindex(card->tsq.next);
+			if (scdi == NS_TSI_SCDISVBR)
+				scq = card->scq0;
+			else {
+				if (card->scd2vc[scdi] == NULL) {
+					printk
+					    ("nicstar%d: could not find VC from SCD index.\n",
+					     card->index);
+					ns_tsi_init(card->tsq.next);
+					return;
+				}
+				scq = card->scd2vc[scdi]->scq;
+			}
+			drain_scq(card, scq, ns_tsi_getscqpos(card->tsq.next));
+			scq->full = 0;
+			wake_up_interruptible(&(scq->scqfull_waitq));
+		}
+
+		ns_tsi_init(card->tsq.next);
+		previous = card->tsq.next;
+		if (card->tsq.next == card->tsq.last)
+			card->tsq.next = card->tsq.base;
+		else
+			card->tsq.next++;
+
+		if (card->tsq.next == card->tsq.last)
+			one_ahead = card->tsq.base;
+		else
+			one_ahead = card->tsq.next + 1;
+
+		if (one_ahead == card->tsq.last)
+			two_ahead = card->tsq.base;
+		else
+			two_ahead = one_ahead + 1;
+	}
+
+	if (serviced_entries) {
+		writel((((u32) previous) - ((u32) card->tsq.base)),
+		       card->membase + TSQH);
+	}
 }
 }
 
 
-
-
-static void process_rsq(ns_dev *card)
+static void drain_scq(ns_dev * card, scq_info * scq, int pos)
 {
 {
-   ns_rsqe *previous;
-
-   if (!ns_rsqe_valid(card->rsq.next))
-      return;
-   do {
-      dequeue_rx(card, card->rsq.next);
-      ns_rsqe_init(card->rsq.next);
-      previous = card->rsq.next;
-      if (card->rsq.next == card->rsq.last)
-         card->rsq.next = card->rsq.base;
-      else
-         card->rsq.next++;
-   } while (ns_rsqe_valid(card->rsq.next));
-   writel((((u32) previous) - ((u32) card->rsq.base)),
-          card->membase + RSQH);
+	struct atm_vcc *vcc;
+	struct sk_buff *skb;
+	int i;
+	unsigned long flags;
+
+	XPRINTK("nicstar%d: drain_scq() called, scq at 0x%x, pos %d.\n",
+		card->index, (u32) scq, pos);
+	if (pos >= scq->num_entries) {
+		printk("nicstar%d: Bad index on drain_scq().\n", card->index);
+		return;
+	}
+
+	spin_lock_irqsave(&scq->lock, flags);
+	i = (int)(scq->tail - scq->base);
+	if (++i == scq->num_entries)
+		i = 0;
+	while (i != pos) {
+		skb = scq->skb[i];
+		XPRINTK("nicstar%d: freeing skb at 0x%x (index %d).\n",
+			card->index, (u32) skb, i);
+		if (skb != NULL) {
+			vcc = ATM_SKB(skb)->vcc;
+			if (vcc && vcc->pop != NULL) {
+				vcc->pop(vcc, skb);
+			} else {
+				dev_kfree_skb_irq(skb);
+			}
+			scq->skb[i] = NULL;
+		}
+		if (++i == scq->num_entries)
+			i = 0;
+	}
+	scq->tail = scq->base + pos;
+	spin_unlock_irqrestore(&scq->lock, flags);
 }
 }
 
 
+static void process_rsq(ns_dev * card)
+{
+	ns_rsqe *previous;
+
+	if (!ns_rsqe_valid(card->rsq.next))
+		return;
+	do {
+		dequeue_rx(card, card->rsq.next);
+		ns_rsqe_init(card->rsq.next);
+		previous = card->rsq.next;
+		if (card->rsq.next == card->rsq.last)
+			card->rsq.next = card->rsq.base;
+		else
+			card->rsq.next++;
+	} while (ns_rsqe_valid(card->rsq.next));
+	writel((((u32) previous) - ((u32) card->rsq.base)),
+	       card->membase + RSQH);
+}
 
 
-
-static void dequeue_rx(ns_dev *card, ns_rsqe *rsqe)
+static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe)
 {
 {
-   u32 vpi, vci;
-   vc_map *vc;
-   struct sk_buff *iovb;
-   struct iovec *iov;
-   struct atm_vcc *vcc;
-   struct sk_buff *skb;
-   unsigned short aal5_len;
-   int len;
-   u32 stat;
-
-   stat = readl(card->membase + STAT);
-   card->sbfqc = ns_stat_sfbqc_get(stat);   
-   card->lbfqc = ns_stat_lfbqc_get(stat);
-
-   skb = (struct sk_buff *) le32_to_cpu(rsqe->buffer_handle);
-   vpi = ns_rsqe_vpi(rsqe);
-   vci = ns_rsqe_vci(rsqe);
-   if (vpi >= 1UL << card->vpibits || vci >= 1UL << card->vcibits)
-   {
-      printk("nicstar%d: SDU received for out-of-range vc %d.%d.\n",
-             card->index, vpi, vci);
-      recycle_rx_buf(card, skb);
-      return;
-   }
-   
-   vc = &(card->vcmap[vpi << card->vcibits | vci]);
-   if (!vc->rx)
-   {
-      RXPRINTK("nicstar%d: SDU received on non-rx vc %d.%d.\n",
-             card->index, vpi, vci);
-      recycle_rx_buf(card, skb);
-      return;
-   }
-
-   vcc = vc->rx_vcc;
-
-   if (vcc->qos.aal == ATM_AAL0)
-   {
-      struct sk_buff *sb;
-      unsigned char *cell;
-      int i;
-
-      cell = skb->data;
-      for (i = ns_rsqe_cellcount(rsqe); i; i--)
-      {
-         if ((sb = dev_alloc_skb(NS_SMSKBSIZE)) == NULL)
-         {
-            printk("nicstar%d: Can't allocate buffers for aal0.\n",
-                   card->index);
-            atomic_add(i,&vcc->stats->rx_drop);
-            break;
-         }
-         if (!atm_charge(vcc, sb->truesize))
-         {
-            RXPRINTK("nicstar%d: atm_charge() dropped aal0 packets.\n",
-                     card->index);
-            atomic_add(i-1,&vcc->stats->rx_drop); /* already increased by 1 */
-            dev_kfree_skb_any(sb);
-            break;
-         }
-         /* Rebuild the header */
-         *((u32 *) sb->data) = le32_to_cpu(rsqe->word_1) << 4 |
-                               (ns_rsqe_clp(rsqe) ? 0x00000001 : 0x00000000);
-         if (i == 1 && ns_rsqe_eopdu(rsqe))
-            *((u32 *) sb->data) |= 0x00000002;
-         skb_put(sb, NS_AAL0_HEADER);
-         memcpy(skb_tail_pointer(sb), cell, ATM_CELL_PAYLOAD);
-         skb_put(sb, ATM_CELL_PAYLOAD);
-         ATM_SKB(sb)->vcc = vcc;
-	 __net_timestamp(sb);
-         vcc->push(vcc, sb);
-         atomic_inc(&vcc->stats->rx);
-         cell += ATM_CELL_PAYLOAD;
-      }
-
-      recycle_rx_buf(card, skb);
-      return;
-   }
-
-   /* To reach this point, the AAL layer can only be AAL5 */
-
-   if ((iovb = vc->rx_iov) == NULL)
-   {
-      iovb = skb_dequeue(&(card->iovpool.queue));
-      if (iovb == NULL)		/* No buffers in the queue */
-      {
-         iovb = alloc_skb(NS_IOVBUFSIZE, GFP_ATOMIC);
-	 if (iovb == NULL)
-	 {
-	    printk("nicstar%d: Out of iovec buffers.\n", card->index);
-            atomic_inc(&vcc->stats->rx_drop);
-            recycle_rx_buf(card, skb);
-            return;
-	 }
-         NS_SKB_CB(iovb)->buf_type = BUF_NONE;
-      }
-      else
-         if (--card->iovpool.count < card->iovnr.min)
-	 {
-	    struct sk_buff *new_iovb;
-	    if ((new_iovb = alloc_skb(NS_IOVBUFSIZE, GFP_ATOMIC)) != NULL)
-	    {
-               NS_SKB_CB(iovb)->buf_type = BUF_NONE;
-               skb_queue_tail(&card->iovpool.queue, new_iovb);
-               card->iovpool.count++;
-	    }
-	 }
-      vc->rx_iov = iovb;
-      NS_SKB(iovb)->iovcnt = 0;
-      iovb->len = 0;
-      iovb->data = iovb->head;
-      skb_reset_tail_pointer(iovb);
-      NS_SKB(iovb)->vcc = vcc;
-      /* IMPORTANT: a pointer to the sk_buff containing the small or large
-                    buffer is stored as iovec base, NOT a pointer to the 
-	            small or large buffer itself. */
-   }
-   else if (NS_SKB(iovb)->iovcnt >= NS_MAX_IOVECS)
-   {
-      printk("nicstar%d: received too big AAL5 SDU.\n", card->index);
-      atomic_inc(&vcc->stats->rx_err);
-      recycle_iovec_rx_bufs(card, (struct iovec *) iovb->data, NS_MAX_IOVECS);
-      NS_SKB(iovb)->iovcnt = 0;
-      iovb->len = 0;
-      iovb->data = iovb->head;
-      skb_reset_tail_pointer(iovb);
-      NS_SKB(iovb)->vcc = vcc;
-   }
-   iov = &((struct iovec *) iovb->data)[NS_SKB(iovb)->iovcnt++];
-   iov->iov_base = (void *) skb;
-   iov->iov_len = ns_rsqe_cellcount(rsqe) * 48;
-   iovb->len += iov->iov_len;
-
-   if (NS_SKB(iovb)->iovcnt == 1)
-   {
-      if (NS_SKB_CB(skb)->buf_type != BUF_SM)
-      {
-         printk("nicstar%d: Expected a small buffer, and this is not one.\n",
-	        card->index);
-         which_list(card, skb);
-         atomic_inc(&vcc->stats->rx_err);
-         recycle_rx_buf(card, skb);
-         vc->rx_iov = NULL;
-         recycle_iov_buf(card, iovb);
-         return;
-      }
-   }
-   else /* NS_SKB(iovb)->iovcnt >= 2 */
-   {
-      if (NS_SKB_CB(skb)->buf_type != BUF_LG)
-      {
-         printk("nicstar%d: Expected a large buffer, and this is not one.\n",
-	        card->index);
-         which_list(card, skb);
-         atomic_inc(&vcc->stats->rx_err);
-         recycle_iovec_rx_bufs(card, (struct iovec *) iovb->data,
-	                       NS_SKB(iovb)->iovcnt);
-         vc->rx_iov = NULL;
-         recycle_iov_buf(card, iovb);
-	 return;
-      }
-   }
-
-   if (ns_rsqe_eopdu(rsqe))
-   {
-      /* This works correctly regardless of the endianness of the host */
-      unsigned char *L1L2 = (unsigned char *)((u32)skb->data +
-                                              iov->iov_len - 6);
-      aal5_len = L1L2[0] << 8 | L1L2[1];
-      len = (aal5_len == 0x0000) ? 0x10000 : aal5_len;
-      if (ns_rsqe_crcerr(rsqe) ||
-          len + 8 > iovb->len || len + (47 + 8) < iovb->len)
-      {
-         printk("nicstar%d: AAL5 CRC error", card->index);
-         if (len + 8 > iovb->len || len + (47 + 8) < iovb->len)
-            printk(" - PDU size mismatch.\n");
-         else
-            printk(".\n");
-         atomic_inc(&vcc->stats->rx_err);
-         recycle_iovec_rx_bufs(card, (struct iovec *) iovb->data,
-	   NS_SKB(iovb)->iovcnt);
-	 vc->rx_iov = NULL;
-         recycle_iov_buf(card, iovb);
-	 return;
-      }
-
-      /* By this point we (hopefully) have a complete SDU without errors. */
-
-      if (NS_SKB(iovb)->iovcnt == 1)	/* Just a small buffer */
-      {
-         /* skb points to a small buffer */
-         if (!atm_charge(vcc, skb->truesize))
-         {
-            push_rxbufs(card, skb);
-            atomic_inc(&vcc->stats->rx_drop);
-         }
-         else
-	 {
-            skb_put(skb, len);
-            dequeue_sm_buf(card, skb);
+	u32 vpi, vci;
+	vc_map *vc;
+	struct sk_buff *iovb;
+	struct iovec *iov;
+	struct atm_vcc *vcc;
+	struct sk_buff *skb;
+	unsigned short aal5_len;
+	int len;
+	u32 stat;
+
+	stat = readl(card->membase + STAT);
+	card->sbfqc = ns_stat_sfbqc_get(stat);
+	card->lbfqc = ns_stat_lfbqc_get(stat);
+
+	skb = (struct sk_buff *)le32_to_cpu(rsqe->buffer_handle);
+	vpi = ns_rsqe_vpi(rsqe);
+	vci = ns_rsqe_vci(rsqe);
+	if (vpi >= 1UL << card->vpibits || vci >= 1UL << card->vcibits) {
+		printk("nicstar%d: SDU received for out-of-range vc %d.%d.\n",
+		       card->index, vpi, vci);
+		recycle_rx_buf(card, skb);
+		return;
+	}
+
+	vc = &(card->vcmap[vpi << card->vcibits | vci]);
+	if (!vc->rx) {
+		RXPRINTK("nicstar%d: SDU received on non-rx vc %d.%d.\n",
+			 card->index, vpi, vci);
+		recycle_rx_buf(card, skb);
+		return;
+	}
+
+	vcc = vc->rx_vcc;
+
+	if (vcc->qos.aal == ATM_AAL0) {
+		struct sk_buff *sb;
+		unsigned char *cell;
+		int i;
+
+		cell = skb->data;
+		for (i = ns_rsqe_cellcount(rsqe); i; i--) {
+			if ((sb = dev_alloc_skb(NS_SMSKBSIZE)) == NULL) {
+				printk
+				    ("nicstar%d: Can't allocate buffers for aal0.\n",
+				     card->index);
+				atomic_add(i, &vcc->stats->rx_drop);
+				break;
+			}
+			if (!atm_charge(vcc, sb->truesize)) {
+				RXPRINTK
+				    ("nicstar%d: atm_charge() dropped aal0 packets.\n",
+				     card->index);
+				atomic_add(i - 1, &vcc->stats->rx_drop);	/* already increased by 1 */
+				dev_kfree_skb_any(sb);
+				break;
+			}
+			/* Rebuild the header */
+			*((u32 *) sb->data) = le32_to_cpu(rsqe->word_1) << 4 |
+			    (ns_rsqe_clp(rsqe) ? 0x00000001 : 0x00000000);
+			if (i == 1 && ns_rsqe_eopdu(rsqe))
+				*((u32 *) sb->data) |= 0x00000002;
+			skb_put(sb, NS_AAL0_HEADER);
+			memcpy(skb_tail_pointer(sb), cell, ATM_CELL_PAYLOAD);
+			skb_put(sb, ATM_CELL_PAYLOAD);
+			ATM_SKB(sb)->vcc = vcc;
+			__net_timestamp(sb);
+			vcc->push(vcc, sb);
+			atomic_inc(&vcc->stats->rx);
+			cell += ATM_CELL_PAYLOAD;
+		}
+
+		recycle_rx_buf(card, skb);
+		return;
+	}
+
+	/* To reach this point, the AAL layer can only be AAL5 */
+
+	if ((iovb = vc->rx_iov) == NULL) {
+		iovb = skb_dequeue(&(card->iovpool.queue));
+		if (iovb == NULL) {	/* No buffers in the queue */
+			iovb = alloc_skb(NS_IOVBUFSIZE, GFP_ATOMIC);
+			if (iovb == NULL) {
+				printk("nicstar%d: Out of iovec buffers.\n",
+				       card->index);
+				atomic_inc(&vcc->stats->rx_drop);
+				recycle_rx_buf(card, skb);
+				return;
+			}
+			NS_SKB_CB(iovb)->buf_type = BUF_NONE;
+		} else if (--card->iovpool.count < card->iovnr.min) {
+			struct sk_buff *new_iovb;
+			if ((new_iovb =
+			     alloc_skb(NS_IOVBUFSIZE, GFP_ATOMIC)) != NULL) {
+				NS_SKB_CB(iovb)->buf_type = BUF_NONE;
+				skb_queue_tail(&card->iovpool.queue, new_iovb);
+				card->iovpool.count++;
+			}
+		}
+		vc->rx_iov = iovb;
+		NS_SKB(iovb)->iovcnt = 0;
+		iovb->len = 0;
+		iovb->data = iovb->head;
+		skb_reset_tail_pointer(iovb);
+		NS_SKB(iovb)->vcc = vcc;
+		/* IMPORTANT: a pointer to the sk_buff containing the small or large
+		   buffer is stored as iovec base, NOT a pointer to the
+		   small or large buffer itself. */
+	} else if (NS_SKB(iovb)->iovcnt >= NS_MAX_IOVECS) {
+		printk("nicstar%d: received too big AAL5 SDU.\n", card->index);
+		atomic_inc(&vcc->stats->rx_err);
+		recycle_iovec_rx_bufs(card, (struct iovec *)iovb->data,
+				      NS_MAX_IOVECS);
+		NS_SKB(iovb)->iovcnt = 0;
+		iovb->len = 0;
+		iovb->data = iovb->head;
+		skb_reset_tail_pointer(iovb);
+		NS_SKB(iovb)->vcc = vcc;
+	}
+	iov = &((struct iovec *)iovb->data)[NS_SKB(iovb)->iovcnt++];
+	iov->iov_base = (void *)skb;
+	iov->iov_len = ns_rsqe_cellcount(rsqe) * 48;
+	iovb->len += iov->iov_len;
+
+	if (NS_SKB(iovb)->iovcnt == 1) {
+		if (NS_SKB_CB(skb)->buf_type != BUF_SM) {
+			printk
+			    ("nicstar%d: Expected a small buffer, and this is not one.\n",
+			     card->index);
+			which_list(card, skb);
+			atomic_inc(&vcc->stats->rx_err);
+			recycle_rx_buf(card, skb);
+			vc->rx_iov = NULL;
+			recycle_iov_buf(card, iovb);
+			return;
+		}
+	} else {		/* NS_SKB(iovb)->iovcnt >= 2 */
+
+		if (NS_SKB_CB(skb)->buf_type != BUF_LG) {
+			printk
+			    ("nicstar%d: Expected a large buffer, and this is not one.\n",
+			     card->index);
+			which_list(card, skb);
+			atomic_inc(&vcc->stats->rx_err);
+			recycle_iovec_rx_bufs(card, (struct iovec *)iovb->data,
+					      NS_SKB(iovb)->iovcnt);
+			vc->rx_iov = NULL;
+			recycle_iov_buf(card, iovb);
+			return;
+		}
+	}
+
+	if (ns_rsqe_eopdu(rsqe)) {
+		/* This works correctly regardless of the endianness of the host */
+		unsigned char *L1L2 = (unsigned char *)((u32) skb->data +
+							iov->iov_len - 6);
+		aal5_len = L1L2[0] << 8 | L1L2[1];
+		len = (aal5_len == 0x0000) ? 0x10000 : aal5_len;
+		if (ns_rsqe_crcerr(rsqe) ||
+		    len + 8 > iovb->len || len + (47 + 8) < iovb->len) {
+			printk("nicstar%d: AAL5 CRC error", card->index);
+			if (len + 8 > iovb->len || len + (47 + 8) < iovb->len)
+				printk(" - PDU size mismatch.\n");
+			else
+				printk(".\n");
+			atomic_inc(&vcc->stats->rx_err);
+			recycle_iovec_rx_bufs(card, (struct iovec *)iovb->data,
+					      NS_SKB(iovb)->iovcnt);
+			vc->rx_iov = NULL;
+			recycle_iov_buf(card, iovb);
+			return;
+		}
+
+		/* By this point we (hopefully) have a complete SDU without errors. */
+
+		if (NS_SKB(iovb)->iovcnt == 1) {	/* Just a small buffer */
+			/* skb points to a small buffer */
+			if (!atm_charge(vcc, skb->truesize)) {
+				push_rxbufs(card, skb);
+				atomic_inc(&vcc->stats->rx_drop);
+			} else {
+				skb_put(skb, len);
+				dequeue_sm_buf(card, skb);
 #ifdef NS_USE_DESTRUCTORS
 #ifdef NS_USE_DESTRUCTORS
-            skb->destructor = ns_sb_destructor;
+				skb->destructor = ns_sb_destructor;
 #endif /* NS_USE_DESTRUCTORS */
 #endif /* NS_USE_DESTRUCTORS */
-            ATM_SKB(skb)->vcc = vcc;
-	    __net_timestamp(skb);
-            vcc->push(vcc, skb);
-            atomic_inc(&vcc->stats->rx);
-         }
-      }
-      else if (NS_SKB(iovb)->iovcnt == 2)	/* One small plus one large buffer */
-      {
-         struct sk_buff *sb;
-
-         sb = (struct sk_buff *) (iov - 1)->iov_base;
-         /* skb points to a large buffer */
-
-         if (len <= NS_SMBUFSIZE)
-	 {
-            if (!atm_charge(vcc, sb->truesize))
-            {
-               push_rxbufs(card, sb);
-               atomic_inc(&vcc->stats->rx_drop);
-            }
-            else
-	    {
-               skb_put(sb, len);
-               dequeue_sm_buf(card, sb);
+				ATM_SKB(skb)->vcc = vcc;
+				__net_timestamp(skb);
+				vcc->push(vcc, skb);
+				atomic_inc(&vcc->stats->rx);
+			}
+		} else if (NS_SKB(iovb)->iovcnt == 2) {	/* One small plus one large buffer */
+			struct sk_buff *sb;
+
+			sb = (struct sk_buff *)(iov - 1)->iov_base;
+			/* skb points to a large buffer */
+
+			if (len <= NS_SMBUFSIZE) {
+				if (!atm_charge(vcc, sb->truesize)) {
+					push_rxbufs(card, sb);
+					atomic_inc(&vcc->stats->rx_drop);
+				} else {
+					skb_put(sb, len);
+					dequeue_sm_buf(card, sb);
 #ifdef NS_USE_DESTRUCTORS
 #ifdef NS_USE_DESTRUCTORS
-               sb->destructor = ns_sb_destructor;
+					sb->destructor = ns_sb_destructor;
 #endif /* NS_USE_DESTRUCTORS */
 #endif /* NS_USE_DESTRUCTORS */
-               ATM_SKB(sb)->vcc = vcc;
-	       __net_timestamp(sb);
-               vcc->push(vcc, sb);
-               atomic_inc(&vcc->stats->rx);
-            }
-
-            push_rxbufs(card, skb);
-
-	 }
-	 else			/* len > NS_SMBUFSIZE, the usual case */
-	 {
-            if (!atm_charge(vcc, skb->truesize))
-            {
-               push_rxbufs(card, skb);
-               atomic_inc(&vcc->stats->rx_drop);
-            }
-            else
-            {
-               dequeue_lg_buf(card, skb);
+					ATM_SKB(sb)->vcc = vcc;
+					__net_timestamp(sb);
+					vcc->push(vcc, sb);
+					atomic_inc(&vcc->stats->rx);
+				}
+
+				push_rxbufs(card, skb);
+
+			} else {	/* len > NS_SMBUFSIZE, the usual case */
+
+				if (!atm_charge(vcc, skb->truesize)) {
+					push_rxbufs(card, skb);
+					atomic_inc(&vcc->stats->rx_drop);
+				} else {
+					dequeue_lg_buf(card, skb);
 #ifdef NS_USE_DESTRUCTORS
 #ifdef NS_USE_DESTRUCTORS
-               skb->destructor = ns_lb_destructor;
+					skb->destructor = ns_lb_destructor;
 #endif /* NS_USE_DESTRUCTORS */
 #endif /* NS_USE_DESTRUCTORS */
-               skb_push(skb, NS_SMBUFSIZE);
-               skb_copy_from_linear_data(sb, skb->data, NS_SMBUFSIZE);
-               skb_put(skb, len - NS_SMBUFSIZE);
-               ATM_SKB(skb)->vcc = vcc;
-	       __net_timestamp(skb);
-               vcc->push(vcc, skb);
-               atomic_inc(&vcc->stats->rx);
-            }
-
-            push_rxbufs(card, sb);
-
-         }
-	 
-      }
-      else				/* Must push a huge buffer */
-      {
-         struct sk_buff *hb, *sb, *lb;
-	 int remaining, tocopy;
-         int j;
-
-         hb = skb_dequeue(&(card->hbpool.queue));
-         if (hb == NULL)		/* No buffers in the queue */
-         {
-
-            hb = dev_alloc_skb(NS_HBUFSIZE);
-            if (hb == NULL)
-            {
-               printk("nicstar%d: Out of huge buffers.\n", card->index);
-               atomic_inc(&vcc->stats->rx_drop);
-               recycle_iovec_rx_bufs(card, (struct iovec *) iovb->data,
-	                             NS_SKB(iovb)->iovcnt);
-               vc->rx_iov = NULL;
-               recycle_iov_buf(card, iovb);
-               return;
-            }
-            else if (card->hbpool.count < card->hbnr.min)
-	    {
-               struct sk_buff *new_hb;
-               if ((new_hb = dev_alloc_skb(NS_HBUFSIZE)) != NULL)
-               {
-                  skb_queue_tail(&card->hbpool.queue, new_hb);
-                  card->hbpool.count++;
-               }
-            }
-            NS_SKB_CB(hb)->buf_type = BUF_NONE;
-	 }
-	 else
-         if (--card->hbpool.count < card->hbnr.min)
-         {
-            struct sk_buff *new_hb;
-            if ((new_hb = dev_alloc_skb(NS_HBUFSIZE)) != NULL)
-            {
-               NS_SKB_CB(new_hb)->buf_type = BUF_NONE;
-               skb_queue_tail(&card->hbpool.queue, new_hb);
-               card->hbpool.count++;
-            }
-            if (card->hbpool.count < card->hbnr.min)
-	    {
-               if ((new_hb = dev_alloc_skb(NS_HBUFSIZE)) != NULL)
-               {
-                  NS_SKB_CB(new_hb)->buf_type = BUF_NONE;
-                  skb_queue_tail(&card->hbpool.queue, new_hb);
-                  card->hbpool.count++;
-               }
-            }
-         }
-
-         iov = (struct iovec *) iovb->data;
-
-         if (!atm_charge(vcc, hb->truesize))
-	 {
-            recycle_iovec_rx_bufs(card, iov, NS_SKB(iovb)->iovcnt);
-            if (card->hbpool.count < card->hbnr.max)
-            {
-               skb_queue_tail(&card->hbpool.queue, hb);
-               card->hbpool.count++;
-            }
-	    else
-	       dev_kfree_skb_any(hb);
-	    atomic_inc(&vcc->stats->rx_drop);
-         }
-         else
-	 {
-            /* Copy the small buffer to the huge buffer */
-            sb = (struct sk_buff *) iov->iov_base;
-            skb_copy_from_linear_data(sb, hb->data, iov->iov_len);
-            skb_put(hb, iov->iov_len);
-            remaining = len - iov->iov_len;
-            iov++;
-            /* Free the small buffer */
-            push_rxbufs(card, sb);
-
-            /* Copy all large buffers to the huge buffer and free them */
-            for (j = 1; j < NS_SKB(iovb)->iovcnt; j++)
-            {
-               lb = (struct sk_buff *) iov->iov_base;
-               tocopy = min_t(int, remaining, iov->iov_len);
-               skb_copy_from_linear_data(lb, skb_tail_pointer(hb), tocopy);
-               skb_put(hb, tocopy);
-               iov++;
-               remaining -= tocopy;
-               push_rxbufs(card, lb);
-            }
+					skb_push(skb, NS_SMBUFSIZE);
+					skb_copy_from_linear_data(sb, skb->data,
+								  NS_SMBUFSIZE);
+					skb_put(skb, len - NS_SMBUFSIZE);
+					ATM_SKB(skb)->vcc = vcc;
+					__net_timestamp(skb);
+					vcc->push(vcc, skb);
+					atomic_inc(&vcc->stats->rx);
+				}
+
+				push_rxbufs(card, sb);
+
+			}
+
+		} else {	/* Must push a huge buffer */
+
+			struct sk_buff *hb, *sb, *lb;
+			int remaining, tocopy;
+			int j;
+
+			hb = skb_dequeue(&(card->hbpool.queue));
+			if (hb == NULL) {	/* No buffers in the queue */
+
+				hb = dev_alloc_skb(NS_HBUFSIZE);
+				if (hb == NULL) {
+					printk
+					    ("nicstar%d: Out of huge buffers.\n",
+					     card->index);
+					atomic_inc(&vcc->stats->rx_drop);
+					recycle_iovec_rx_bufs(card,
+							      (struct iovec *)
+							      iovb->data,
+							      NS_SKB(iovb)->
+							      iovcnt);
+					vc->rx_iov = NULL;
+					recycle_iov_buf(card, iovb);
+					return;
+				} else if (card->hbpool.count < card->hbnr.min) {
+					struct sk_buff *new_hb;
+					if ((new_hb =
+					     dev_alloc_skb(NS_HBUFSIZE)) !=
+					    NULL) {
+						skb_queue_tail(&card->hbpool.
+							       queue, new_hb);
+						card->hbpool.count++;
+					}
+				}
+				NS_SKB_CB(hb)->buf_type = BUF_NONE;
+			} else if (--card->hbpool.count < card->hbnr.min) {
+				struct sk_buff *new_hb;
+				if ((new_hb =
+				     dev_alloc_skb(NS_HBUFSIZE)) != NULL) {
+					NS_SKB_CB(new_hb)->buf_type = BUF_NONE;
+					skb_queue_tail(&card->hbpool.queue,
+						       new_hb);
+					card->hbpool.count++;
+				}
+				if (card->hbpool.count < card->hbnr.min) {
+					if ((new_hb =
+					     dev_alloc_skb(NS_HBUFSIZE)) !=
+					    NULL) {
+						NS_SKB_CB(new_hb)->buf_type =
+						    BUF_NONE;
+						skb_queue_tail(&card->hbpool.
+							       queue, new_hb);
+						card->hbpool.count++;
+					}
+				}
+			}
+
+			iov = (struct iovec *)iovb->data;
+
+			if (!atm_charge(vcc, hb->truesize)) {
+				recycle_iovec_rx_bufs(card, iov,
+						      NS_SKB(iovb)->iovcnt);
+				if (card->hbpool.count < card->hbnr.max) {
+					skb_queue_tail(&card->hbpool.queue, hb);
+					card->hbpool.count++;
+				} else
+					dev_kfree_skb_any(hb);
+				atomic_inc(&vcc->stats->rx_drop);
+			} else {
+				/* Copy the small buffer to the huge buffer */
+				sb = (struct sk_buff *)iov->iov_base;
+				skb_copy_from_linear_data(sb, hb->data,
+							  iov->iov_len);
+				skb_put(hb, iov->iov_len);
+				remaining = len - iov->iov_len;
+				iov++;
+				/* Free the small buffer */
+				push_rxbufs(card, sb);
+
+				/* Copy all large buffers to the huge buffer and free them */
+				for (j = 1; j < NS_SKB(iovb)->iovcnt; j++) {
+					lb = (struct sk_buff *)iov->iov_base;
+					tocopy =
+					    min_t(int, remaining, iov->iov_len);
+					skb_copy_from_linear_data(lb,
+								  skb_tail_pointer
+								  (hb), tocopy);
+					skb_put(hb, tocopy);
+					iov++;
+					remaining -= tocopy;
+					push_rxbufs(card, lb);
+				}
 #ifdef EXTRA_DEBUG
 #ifdef EXTRA_DEBUG
-            if (remaining != 0 || hb->len != len)
-               printk("nicstar%d: Huge buffer len mismatch.\n", card->index);
+				if (remaining != 0 || hb->len != len)
+					printk
+					    ("nicstar%d: Huge buffer len mismatch.\n",
+					     card->index);
 #endif /* EXTRA_DEBUG */
 #endif /* EXTRA_DEBUG */
-            ATM_SKB(hb)->vcc = vcc;
+				ATM_SKB(hb)->vcc = vcc;
 #ifdef NS_USE_DESTRUCTORS
 #ifdef NS_USE_DESTRUCTORS
-            hb->destructor = ns_hb_destructor;
+				hb->destructor = ns_hb_destructor;
 #endif /* NS_USE_DESTRUCTORS */
 #endif /* NS_USE_DESTRUCTORS */
-	    __net_timestamp(hb);
-            vcc->push(vcc, hb);
-            atomic_inc(&vcc->stats->rx);
-         }
-      }
+				__net_timestamp(hb);
+				vcc->push(vcc, hb);
+				atomic_inc(&vcc->stats->rx);
+			}
+		}
 
 
-      vc->rx_iov = NULL;
-      recycle_iov_buf(card, iovb);
-   }
+		vc->rx_iov = NULL;
+		recycle_iov_buf(card, iovb);
+	}
 
 
 }
 }
 
 
-
-
 #ifdef NS_USE_DESTRUCTORS
 #ifdef NS_USE_DESTRUCTORS
 
 
 static void ns_sb_destructor(struct sk_buff *sb)
 static void ns_sb_destructor(struct sk_buff *sb)
 {
 {
-   ns_dev *card;
-   u32 stat;
-
-   card = (ns_dev *) ATM_SKB(sb)->vcc->dev->dev_data;
-   stat = readl(card->membase + STAT);
-   card->sbfqc = ns_stat_sfbqc_get(stat);   
-   card->lbfqc = ns_stat_lfbqc_get(stat);
-
-   do
-   {
-      sb = __dev_alloc_skb(NS_SMSKBSIZE, GFP_KERNEL);
-      if (sb == NULL)
-         break;
-      NS_SKB_CB(sb)->buf_type = BUF_SM;
-      skb_queue_tail(&card->sbpool.queue, sb);
-      skb_reserve(sb, NS_AAL0_HEADER);
-      push_rxbufs(card, sb);
-   } while (card->sbfqc < card->sbnr.min);
+	ns_dev *card;
+	u32 stat;
+
+	card = (ns_dev *) ATM_SKB(sb)->vcc->dev->dev_data;
+	stat = readl(card->membase + STAT);
+	card->sbfqc = ns_stat_sfbqc_get(stat);
+	card->lbfqc = ns_stat_lfbqc_get(stat);
+
+	do {
+		sb = __dev_alloc_skb(NS_SMSKBSIZE, GFP_KERNEL);
+		if (sb == NULL)
+			break;
+		NS_SKB_CB(sb)->buf_type = BUF_SM;
+		skb_queue_tail(&card->sbpool.queue, sb);
+		skb_reserve(sb, NS_AAL0_HEADER);
+		push_rxbufs(card, sb);
+	} while (card->sbfqc < card->sbnr.min);
 }
 }
 
 
-
-
 static void ns_lb_destructor(struct sk_buff *lb)
 static void ns_lb_destructor(struct sk_buff *lb)
 {
 {
-   ns_dev *card;
-   u32 stat;
-
-   card = (ns_dev *) ATM_SKB(lb)->vcc->dev->dev_data;
-   stat = readl(card->membase + STAT);
-   card->sbfqc = ns_stat_sfbqc_get(stat);   
-   card->lbfqc = ns_stat_lfbqc_get(stat);
-
-   do
-   {
-      lb = __dev_alloc_skb(NS_LGSKBSIZE, GFP_KERNEL);
-      if (lb == NULL)
-         break;
-      NS_SKB_CB(lb)->buf_type = BUF_LG;
-      skb_queue_tail(&card->lbpool.queue, lb);
-      skb_reserve(lb, NS_SMBUFSIZE);
-      push_rxbufs(card, lb);
-   } while (card->lbfqc < card->lbnr.min);
+	ns_dev *card;
+	u32 stat;
+
+	card = (ns_dev *) ATM_SKB(lb)->vcc->dev->dev_data;
+	stat = readl(card->membase + STAT);
+	card->sbfqc = ns_stat_sfbqc_get(stat);
+	card->lbfqc = ns_stat_lfbqc_get(stat);
+
+	do {
+		lb = __dev_alloc_skb(NS_LGSKBSIZE, GFP_KERNEL);
+		if (lb == NULL)
+			break;
+		NS_SKB_CB(lb)->buf_type = BUF_LG;
+		skb_queue_tail(&card->lbpool.queue, lb);
+		skb_reserve(lb, NS_SMBUFSIZE);
+		push_rxbufs(card, lb);
+	} while (card->lbfqc < card->lbnr.min);
 }
 }
 
 
-
-
 static void ns_hb_destructor(struct sk_buff *hb)
 static void ns_hb_destructor(struct sk_buff *hb)
 {
 {
-   ns_dev *card;
-
-   card = (ns_dev *) ATM_SKB(hb)->vcc->dev->dev_data;
-
-   while (card->hbpool.count < card->hbnr.init)
-   {
-      hb = __dev_alloc_skb(NS_HBUFSIZE, GFP_KERNEL);
-      if (hb == NULL)
-         break;
-      NS_SKB_CB(hb)->buf_type = BUF_NONE;
-      skb_queue_tail(&card->hbpool.queue, hb);
-      card->hbpool.count++;
-   }
+	ns_dev *card;
+
+	card = (ns_dev *) ATM_SKB(hb)->vcc->dev->dev_data;
+
+	while (card->hbpool.count < card->hbnr.init) {
+		hb = __dev_alloc_skb(NS_HBUFSIZE, GFP_KERNEL);
+		if (hb == NULL)
+			break;
+		NS_SKB_CB(hb)->buf_type = BUF_NONE;
+		skb_queue_tail(&card->hbpool.queue, hb);
+		card->hbpool.count++;
+	}
 }
 }
 
 
 #endif /* NS_USE_DESTRUCTORS */
 #endif /* NS_USE_DESTRUCTORS */
 
 
-
-static void recycle_rx_buf(ns_dev *card, struct sk_buff *skb)
+static void recycle_rx_buf(ns_dev * card, struct sk_buff *skb)
 {
 {
 	struct ns_skb_cb *cb = NS_SKB_CB(skb);
 	struct ns_skb_cb *cb = NS_SKB_CB(skb);
 
 
 	if (unlikely(cb->buf_type == BUF_NONE)) {
 	if (unlikely(cb->buf_type == BUF_NONE)) {
-		printk("nicstar%d: What kind of rx buffer is this?\n", card->index);
+		printk("nicstar%d: What kind of rx buffer is this?\n",
+		       card->index);
 		dev_kfree_skb_any(skb);
 		dev_kfree_skb_any(skb);
 	} else
 	} else
 		push_rxbufs(card, skb);
 		push_rxbufs(card, skb);
 }
 }
 
 
-
-static void recycle_iovec_rx_bufs(ns_dev *card, struct iovec *iov, int count)
+static void recycle_iovec_rx_bufs(ns_dev * card, struct iovec *iov, int count)
 {
 {
 	while (count-- > 0)
 	while (count-- > 0)
-		recycle_rx_buf(card, (struct sk_buff *) (iov++)->iov_base);
+		recycle_rx_buf(card, (struct sk_buff *)(iov++)->iov_base);
 }
 }
 
 
-
-static void recycle_iov_buf(ns_dev *card, struct sk_buff *iovb)
+static void recycle_iov_buf(ns_dev * card, struct sk_buff *iovb)
 {
 {
-   if (card->iovpool.count < card->iovnr.max)
-   {
-      skb_queue_tail(&card->iovpool.queue, iovb);
-      card->iovpool.count++;
-   }
-   else
-      dev_kfree_skb_any(iovb);
+	if (card->iovpool.count < card->iovnr.max) {
+		skb_queue_tail(&card->iovpool.queue, iovb);
+		card->iovpool.count++;
+	} else
+		dev_kfree_skb_any(iovb);
 }
 }
 
 
-
-
-static void dequeue_sm_buf(ns_dev *card, struct sk_buff *sb)
+static void dequeue_sm_buf(ns_dev * card, struct sk_buff *sb)
 {
 {
-   skb_unlink(sb, &card->sbpool.queue);
+	skb_unlink(sb, &card->sbpool.queue);
 #ifdef NS_USE_DESTRUCTORS
 #ifdef NS_USE_DESTRUCTORS
-   if (card->sbfqc < card->sbnr.min)
+	if (card->sbfqc < card->sbnr.min)
 #else
 #else
-   if (card->sbfqc < card->sbnr.init)
-   {
-      struct sk_buff *new_sb;
-      if ((new_sb = dev_alloc_skb(NS_SMSKBSIZE)) != NULL)
-      {
-         NS_SKB_CB(new_sb)->buf_type = BUF_SM;
-         skb_queue_tail(&card->sbpool.queue, new_sb);
-         skb_reserve(new_sb, NS_AAL0_HEADER);
-         push_rxbufs(card, new_sb);
-      }
-   }
-   if (card->sbfqc < card->sbnr.init)
+	if (card->sbfqc < card->sbnr.init) {
+		struct sk_buff *new_sb;
+		if ((new_sb = dev_alloc_skb(NS_SMSKBSIZE)) != NULL) {
+			NS_SKB_CB(new_sb)->buf_type = BUF_SM;
+			skb_queue_tail(&card->sbpool.queue, new_sb);
+			skb_reserve(new_sb, NS_AAL0_HEADER);
+			push_rxbufs(card, new_sb);
+		}
+	}
+	if (card->sbfqc < card->sbnr.init)
 #endif /* NS_USE_DESTRUCTORS */
 #endif /* NS_USE_DESTRUCTORS */
-   {
-      struct sk_buff *new_sb;
-      if ((new_sb = dev_alloc_skb(NS_SMSKBSIZE)) != NULL)
-      {
-         NS_SKB_CB(new_sb)->buf_type = BUF_SM;
-         skb_queue_tail(&card->sbpool.queue, new_sb);
-         skb_reserve(new_sb, NS_AAL0_HEADER);
-         push_rxbufs(card, new_sb);
-      }
-   }
+	{
+		struct sk_buff *new_sb;
+		if ((new_sb = dev_alloc_skb(NS_SMSKBSIZE)) != NULL) {
+			NS_SKB_CB(new_sb)->buf_type = BUF_SM;
+			skb_queue_tail(&card->sbpool.queue, new_sb);
+			skb_reserve(new_sb, NS_AAL0_HEADER);
+			push_rxbufs(card, new_sb);
+		}
+	}
 }
 }
 
 
-
-
-static void dequeue_lg_buf(ns_dev *card, struct sk_buff *lb)
+static void dequeue_lg_buf(ns_dev * card, struct sk_buff *lb)
 {
 {
-   skb_unlink(lb, &card->lbpool.queue);
+	skb_unlink(lb, &card->lbpool.queue);
 #ifdef NS_USE_DESTRUCTORS
 #ifdef NS_USE_DESTRUCTORS
-   if (card->lbfqc < card->lbnr.min)
+	if (card->lbfqc < card->lbnr.min)
 #else
 #else
-   if (card->lbfqc < card->lbnr.init)
-   {
-      struct sk_buff *new_lb;
-      if ((new_lb = dev_alloc_skb(NS_LGSKBSIZE)) != NULL)
-      {
-         NS_SKB_CB(new_lb)->buf_type = BUF_LG;
-         skb_queue_tail(&card->lbpool.queue, new_lb);
-         skb_reserve(new_lb, NS_SMBUFSIZE);
-         push_rxbufs(card, new_lb);
-      }
-   }
-   if (card->lbfqc < card->lbnr.init)
+	if (card->lbfqc < card->lbnr.init) {
+		struct sk_buff *new_lb;
+		if ((new_lb = dev_alloc_skb(NS_LGSKBSIZE)) != NULL) {
+			NS_SKB_CB(new_lb)->buf_type = BUF_LG;
+			skb_queue_tail(&card->lbpool.queue, new_lb);
+			skb_reserve(new_lb, NS_SMBUFSIZE);
+			push_rxbufs(card, new_lb);
+		}
+	}
+	if (card->lbfqc < card->lbnr.init)
 #endif /* NS_USE_DESTRUCTORS */
 #endif /* NS_USE_DESTRUCTORS */
-   {
-      struct sk_buff *new_lb;
-      if ((new_lb = dev_alloc_skb(NS_LGSKBSIZE)) != NULL)
-      {
-         NS_SKB_CB(new_lb)->buf_type = BUF_LG;
-         skb_queue_tail(&card->lbpool.queue, new_lb);
-         skb_reserve(new_lb, NS_SMBUFSIZE);
-         push_rxbufs(card, new_lb);
-      }
-   }
+	{
+		struct sk_buff *new_lb;
+		if ((new_lb = dev_alloc_skb(NS_LGSKBSIZE)) != NULL) {
+			NS_SKB_CB(new_lb)->buf_type = BUF_LG;
+			skb_queue_tail(&card->lbpool.queue, new_lb);
+			skb_reserve(new_lb, NS_SMBUFSIZE);
+			push_rxbufs(card, new_lb);
+		}
+	}
 }
 }
 
 
-
-
-static int ns_proc_read(struct atm_dev *dev, loff_t *pos, char *page)
+static int ns_proc_read(struct atm_dev *dev, loff_t * pos, char *page)
 {
 {
-   u32 stat;
-   ns_dev *card;
-   int left;
-
-   left = (int) *pos;
-   card = (ns_dev *) dev->dev_data;
-   stat = readl(card->membase + STAT);
-   if (!left--)
-      return sprintf(page, "Pool   count    min   init    max \n");
-   if (!left--)
-      return sprintf(page, "Small  %5d  %5d  %5d  %5d \n",
-                     ns_stat_sfbqc_get(stat), card->sbnr.min, card->sbnr.init,
-		     card->sbnr.max);
-   if (!left--)
-      return sprintf(page, "Large  %5d  %5d  %5d  %5d \n",
-                     ns_stat_lfbqc_get(stat), card->lbnr.min, card->lbnr.init,
-		     card->lbnr.max);
-   if (!left--)
-      return sprintf(page, "Huge   %5d  %5d  %5d  %5d \n", card->hbpool.count,
-                     card->hbnr.min, card->hbnr.init, card->hbnr.max);
-   if (!left--)
-      return sprintf(page, "Iovec  %5d  %5d  %5d  %5d \n", card->iovpool.count,
-                     card->iovnr.min, card->iovnr.init, card->iovnr.max);
-   if (!left--)
-   {
-      int retval;
-      retval = sprintf(page, "Interrupt counter: %u \n", card->intcnt);
-      card->intcnt = 0;
-      return retval;
-   }
+	u32 stat;
+	ns_dev *card;
+	int left;
+
+	left = (int)*pos;
+	card = (ns_dev *) dev->dev_data;
+	stat = readl(card->membase + STAT);
+	if (!left--)
+		return sprintf(page, "Pool   count    min   init    max \n");
+	if (!left--)
+		return sprintf(page, "Small  %5d  %5d  %5d  %5d \n",
+			       ns_stat_sfbqc_get(stat), card->sbnr.min,
+			       card->sbnr.init, card->sbnr.max);
+	if (!left--)
+		return sprintf(page, "Large  %5d  %5d  %5d  %5d \n",
+			       ns_stat_lfbqc_get(stat), card->lbnr.min,
+			       card->lbnr.init, card->lbnr.max);
+	if (!left--)
+		return sprintf(page, "Huge   %5d  %5d  %5d  %5d \n",
+			       card->hbpool.count, card->hbnr.min,
+			       card->hbnr.init, card->hbnr.max);
+	if (!left--)
+		return sprintf(page, "Iovec  %5d  %5d  %5d  %5d \n",
+			       card->iovpool.count, card->iovnr.min,
+			       card->iovnr.init, card->iovnr.max);
+	if (!left--) {
+		int retval;
+		retval =
+		    sprintf(page, "Interrupt counter: %u \n", card->intcnt);
+		card->intcnt = 0;
+		return retval;
+	}
 #if 0
 #if 0
-   /* Dump 25.6 Mbps PHY registers */
-   /* Now there's a 25.6 Mbps PHY driver this code isn't needed. I left it
-      here just in case it's needed for debugging. */
-   if (card->max_pcr == ATM_25_PCR && !left--)
-   {
-      u32 phy_regs[4];
-      u32 i;
-
-      for (i = 0; i < 4; i++)
-      {
-         while (CMD_BUSY(card));
-         writel(NS_CMD_READ_UTILITY | 0x00000200 | i, card->membase + CMD);
-         while (CMD_BUSY(card));
-         phy_regs[i] = readl(card->membase + DR0) & 0x000000FF;
-      }
-
-      return sprintf(page, "PHY regs: 0x%02X 0x%02X 0x%02X 0x%02X \n",
-                     phy_regs[0], phy_regs[1], phy_regs[2], phy_regs[3]);
-   }
+	/* Dump 25.6 Mbps PHY registers */
+	/* Now there's a 25.6 Mbps PHY driver this code isn't needed. I left it
+	   here just in case it's needed for debugging. */
+	if (card->max_pcr == ATM_25_PCR && !left--) {
+		u32 phy_regs[4];
+		u32 i;
+
+		for (i = 0; i < 4; i++) {
+			while (CMD_BUSY(card)) ;
+			writel(NS_CMD_READ_UTILITY | 0x00000200 | i,
+			       card->membase + CMD);
+			while (CMD_BUSY(card)) ;
+			phy_regs[i] = readl(card->membase + DR0) & 0x000000FF;
+		}
+
+		return sprintf(page, "PHY regs: 0x%02X 0x%02X 0x%02X 0x%02X \n",
+			       phy_regs[0], phy_regs[1], phy_regs[2],
+			       phy_regs[3]);
+	}
 #endif /* 0 - Dump 25.6 Mbps PHY registers */
 #endif /* 0 - Dump 25.6 Mbps PHY registers */
 #if 0
 #if 0
-   /* Dump TST */
-   if (left-- < NS_TST_NUM_ENTRIES)
-   {
-      if (card->tste2vc[left + 1] == NULL)
-         return sprintf(page, "%5d - VBR/UBR \n", left + 1);
-      else
-         return sprintf(page, "%5d - %d %d \n", left + 1,
-                        card->tste2vc[left + 1]->tx_vcc->vpi,
-                        card->tste2vc[left + 1]->tx_vcc->vci);
-   }
+	/* Dump TST */
+	if (left-- < NS_TST_NUM_ENTRIES) {
+		if (card->tste2vc[left + 1] == NULL)
+			return sprintf(page, "%5d - VBR/UBR \n", left + 1);
+		else
+			return sprintf(page, "%5d - %d %d \n", left + 1,
+				       card->tste2vc[left + 1]->tx_vcc->vpi,
+				       card->tste2vc[left + 1]->tx_vcc->vci);
+	}
 #endif /* 0 */
 #endif /* 0 */
-   return 0;
+	return 0;
 }
 }
 
 
-
-
-static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg)
+static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user * arg)
 {
 {
-   ns_dev *card;
-   pool_levels pl;
-   long btype;
-   unsigned long flags;
-
-   card = dev->dev_data;
-   switch (cmd)
-   {
-      case NS_GETPSTAT:
-         if (get_user(pl.buftype, &((pool_levels __user *) arg)->buftype))
-	    return -EFAULT;
-         switch (pl.buftype)
-	 {
-	    case NS_BUFTYPE_SMALL:
-	       pl.count = ns_stat_sfbqc_get(readl(card->membase + STAT));
-	       pl.level.min = card->sbnr.min;
-	       pl.level.init = card->sbnr.init;
-	       pl.level.max = card->sbnr.max;
-	       break;
-
-	    case NS_BUFTYPE_LARGE:
-	       pl.count = ns_stat_lfbqc_get(readl(card->membase + STAT));
-	       pl.level.min = card->lbnr.min;
-	       pl.level.init = card->lbnr.init;
-	       pl.level.max = card->lbnr.max;
-	       break;
-
-	    case NS_BUFTYPE_HUGE:
-	       pl.count = card->hbpool.count;
-	       pl.level.min = card->hbnr.min;
-	       pl.level.init = card->hbnr.init;
-	       pl.level.max = card->hbnr.max;
-	       break;
-
-	    case NS_BUFTYPE_IOVEC:
-	       pl.count = card->iovpool.count;
-	       pl.level.min = card->iovnr.min;
-	       pl.level.init = card->iovnr.init;
-	       pl.level.max = card->iovnr.max;
-	       break;
-
-            default:
-	       return -ENOIOCTLCMD;
-
-	 }
-         if (!copy_to_user((pool_levels __user *) arg, &pl, sizeof(pl)))
-	    return (sizeof(pl));
-	 else
-	    return -EFAULT;
-
-      case NS_SETBUFLEV:
-         if (!capable(CAP_NET_ADMIN))
-	    return -EPERM;
-         if (copy_from_user(&pl, (pool_levels __user *) arg, sizeof(pl)))
-	    return -EFAULT;
-	 if (pl.level.min >= pl.level.init || pl.level.init >= pl.level.max)
-	    return -EINVAL;
-	 if (pl.level.min == 0)
-	    return -EINVAL;
-         switch (pl.buftype)
-	 {
-	    case NS_BUFTYPE_SMALL:
-               if (pl.level.max > TOP_SB)
-	          return -EINVAL;
-	       card->sbnr.min = pl.level.min;
-	       card->sbnr.init = pl.level.init;
-	       card->sbnr.max = pl.level.max;
-	       break;
-
-	    case NS_BUFTYPE_LARGE:
-               if (pl.level.max > TOP_LB)
-	          return -EINVAL;
-	       card->lbnr.min = pl.level.min;
-	       card->lbnr.init = pl.level.init;
-	       card->lbnr.max = pl.level.max;
-	       break;
-
-	    case NS_BUFTYPE_HUGE:
-               if (pl.level.max > TOP_HB)
-	          return -EINVAL;
-	       card->hbnr.min = pl.level.min;
-	       card->hbnr.init = pl.level.init;
-	       card->hbnr.max = pl.level.max;
-	       break;
-
-	    case NS_BUFTYPE_IOVEC:
-               if (pl.level.max > TOP_IOVB)
-	          return -EINVAL;
-	       card->iovnr.min = pl.level.min;
-	       card->iovnr.init = pl.level.init;
-	       card->iovnr.max = pl.level.max;
-	       break;
-
-            default:
-	       return -EINVAL;
-
-         }	 
-         return 0;
-
-      case NS_ADJBUFLEV:
-         if (!capable(CAP_NET_ADMIN))
-	    return -EPERM;
-         btype = (long) arg;	/* a long is the same size as a pointer or bigger */
-         switch (btype)
-	 {
-	    case NS_BUFTYPE_SMALL:
-	       while (card->sbfqc < card->sbnr.init)
-	       {
-                  struct sk_buff *sb;
-
-                  sb = __dev_alloc_skb(NS_SMSKBSIZE, GFP_KERNEL);
-                  if (sb == NULL)
-                     return -ENOMEM;
-                  NS_SKB_CB(sb)->buf_type = BUF_SM;
-                  skb_queue_tail(&card->sbpool.queue, sb);
-                  skb_reserve(sb, NS_AAL0_HEADER);
-                  push_rxbufs(card, sb);
-	       }
-	       break;
-
-            case NS_BUFTYPE_LARGE:
-	       while (card->lbfqc < card->lbnr.init)
-	       {
-                  struct sk_buff *lb;
-
-                  lb = __dev_alloc_skb(NS_LGSKBSIZE, GFP_KERNEL);
-                  if (lb == NULL)
-                     return -ENOMEM;
-                  NS_SKB_CB(lb)->buf_type = BUF_LG;
-                  skb_queue_tail(&card->lbpool.queue, lb);
-                  skb_reserve(lb, NS_SMBUFSIZE);
-                  push_rxbufs(card, lb);
-	       }
-	       break;
-
-            case NS_BUFTYPE_HUGE:
-               while (card->hbpool.count > card->hbnr.init)
-	       {
-                  struct sk_buff *hb;
-
-                  spin_lock_irqsave(&card->int_lock, flags);
-		  hb = skb_dequeue(&card->hbpool.queue);
-		  card->hbpool.count--;
-                  spin_unlock_irqrestore(&card->int_lock, flags);
-                  if (hb == NULL)
-		     printk("nicstar%d: huge buffer count inconsistent.\n",
-		            card->index);
-                  else
-		     dev_kfree_skb_any(hb);
-		  
-	       }
-               while (card->hbpool.count < card->hbnr.init)
-               {
-                  struct sk_buff *hb;
-
-                  hb = __dev_alloc_skb(NS_HBUFSIZE, GFP_KERNEL);
-                  if (hb == NULL)
-                     return -ENOMEM;
-                  NS_SKB_CB(hb)->buf_type = BUF_NONE;
-                  spin_lock_irqsave(&card->int_lock, flags);
-                  skb_queue_tail(&card->hbpool.queue, hb);
-                  card->hbpool.count++;
-                  spin_unlock_irqrestore(&card->int_lock, flags);
-               }
-	       break;
-
-            case NS_BUFTYPE_IOVEC:
-	       while (card->iovpool.count > card->iovnr.init)
-	       {
-	          struct sk_buff *iovb;
-
-                  spin_lock_irqsave(&card->int_lock, flags);
-		  iovb = skb_dequeue(&card->iovpool.queue);
-		  card->iovpool.count--;
-                  spin_unlock_irqrestore(&card->int_lock, flags);
-                  if (iovb == NULL)
-		     printk("nicstar%d: iovec buffer count inconsistent.\n",
-		            card->index);
-                  else
-		     dev_kfree_skb_any(iovb);
-
-	       }
-               while (card->iovpool.count < card->iovnr.init)
-	       {
-	          struct sk_buff *iovb;
-
-                  iovb = alloc_skb(NS_IOVBUFSIZE, GFP_KERNEL);
-                  if (iovb == NULL)
-                     return -ENOMEM;
-                  NS_SKB_CB(iovb)->buf_type = BUF_NONE;
-                  spin_lock_irqsave(&card->int_lock, flags);
-                  skb_queue_tail(&card->iovpool.queue, iovb);
-                  card->iovpool.count++;
-                  spin_unlock_irqrestore(&card->int_lock, flags);
-	       }
-	       break;
-
-            default:
-	       return -EINVAL;
-
-	 }
-         return 0;
-
-      default:
-         if (dev->phy && dev->phy->ioctl) {
-            return dev->phy->ioctl(dev, cmd, arg);
-         }
-         else {
-            printk("nicstar%d: %s == NULL \n", card->index,
-                   dev->phy ? "dev->phy->ioctl" : "dev->phy");
-            return -ENOIOCTLCMD;
-         }
-   }
+	ns_dev *card;
+	pool_levels pl;
+	long btype;
+	unsigned long flags;
+
+	card = dev->dev_data;
+	switch (cmd) {
+	case NS_GETPSTAT:
+		if (get_user
+		    (pl.buftype, &((pool_levels __user *) arg)->buftype))
+			return -EFAULT;
+		switch (pl.buftype) {
+		case NS_BUFTYPE_SMALL:
+			pl.count =
+			    ns_stat_sfbqc_get(readl(card->membase + STAT));
+			pl.level.min = card->sbnr.min;
+			pl.level.init = card->sbnr.init;
+			pl.level.max = card->sbnr.max;
+			break;
+
+		case NS_BUFTYPE_LARGE:
+			pl.count =
+			    ns_stat_lfbqc_get(readl(card->membase + STAT));
+			pl.level.min = card->lbnr.min;
+			pl.level.init = card->lbnr.init;
+			pl.level.max = card->lbnr.max;
+			break;
+
+		case NS_BUFTYPE_HUGE:
+			pl.count = card->hbpool.count;
+			pl.level.min = card->hbnr.min;
+			pl.level.init = card->hbnr.init;
+			pl.level.max = card->hbnr.max;
+			break;
+
+		case NS_BUFTYPE_IOVEC:
+			pl.count = card->iovpool.count;
+			pl.level.min = card->iovnr.min;
+			pl.level.init = card->iovnr.init;
+			pl.level.max = card->iovnr.max;
+			break;
+
+		default:
+			return -ENOIOCTLCMD;
+
+		}
+		if (!copy_to_user((pool_levels __user *) arg, &pl, sizeof(pl)))
+			return (sizeof(pl));
+		else
+			return -EFAULT;
+
+	case NS_SETBUFLEV:
+		if (!capable(CAP_NET_ADMIN))
+			return -EPERM;
+		if (copy_from_user(&pl, (pool_levels __user *) arg, sizeof(pl)))
+			return -EFAULT;
+		if (pl.level.min >= pl.level.init
+		    || pl.level.init >= pl.level.max)
+			return -EINVAL;
+		if (pl.level.min == 0)
+			return -EINVAL;
+		switch (pl.buftype) {
+		case NS_BUFTYPE_SMALL:
+			if (pl.level.max > TOP_SB)
+				return -EINVAL;
+			card->sbnr.min = pl.level.min;
+			card->sbnr.init = pl.level.init;
+			card->sbnr.max = pl.level.max;
+			break;
+
+		case NS_BUFTYPE_LARGE:
+			if (pl.level.max > TOP_LB)
+				return -EINVAL;
+			card->lbnr.min = pl.level.min;
+			card->lbnr.init = pl.level.init;
+			card->lbnr.max = pl.level.max;
+			break;
+
+		case NS_BUFTYPE_HUGE:
+			if (pl.level.max > TOP_HB)
+				return -EINVAL;
+			card->hbnr.min = pl.level.min;
+			card->hbnr.init = pl.level.init;
+			card->hbnr.max = pl.level.max;
+			break;
+
+		case NS_BUFTYPE_IOVEC:
+			if (pl.level.max > TOP_IOVB)
+				return -EINVAL;
+			card->iovnr.min = pl.level.min;
+			card->iovnr.init = pl.level.init;
+			card->iovnr.max = pl.level.max;
+			break;
+
+		default:
+			return -EINVAL;
+
+		}
+		return 0;
+
+	case NS_ADJBUFLEV:
+		if (!capable(CAP_NET_ADMIN))
+			return -EPERM;
+		btype = (long)arg;	/* a long is the same size as a pointer or bigger */
+		switch (btype) {
+		case NS_BUFTYPE_SMALL:
+			while (card->sbfqc < card->sbnr.init) {
+				struct sk_buff *sb;
+
+				sb = __dev_alloc_skb(NS_SMSKBSIZE, GFP_KERNEL);
+				if (sb == NULL)
+					return -ENOMEM;
+				NS_SKB_CB(sb)->buf_type = BUF_SM;
+				skb_queue_tail(&card->sbpool.queue, sb);
+				skb_reserve(sb, NS_AAL0_HEADER);
+				push_rxbufs(card, sb);
+			}
+			break;
+
+		case NS_BUFTYPE_LARGE:
+			while (card->lbfqc < card->lbnr.init) {
+				struct sk_buff *lb;
+
+				lb = __dev_alloc_skb(NS_LGSKBSIZE, GFP_KERNEL);
+				if (lb == NULL)
+					return -ENOMEM;
+				NS_SKB_CB(lb)->buf_type = BUF_LG;
+				skb_queue_tail(&card->lbpool.queue, lb);
+				skb_reserve(lb, NS_SMBUFSIZE);
+				push_rxbufs(card, lb);
+			}
+			break;
+
+		case NS_BUFTYPE_HUGE:
+			while (card->hbpool.count > card->hbnr.init) {
+				struct sk_buff *hb;
+
+				spin_lock_irqsave(&card->int_lock, flags);
+				hb = skb_dequeue(&card->hbpool.queue);
+				card->hbpool.count--;
+				spin_unlock_irqrestore(&card->int_lock, flags);
+				if (hb == NULL)
+					printk
+					    ("nicstar%d: huge buffer count inconsistent.\n",
+					     card->index);
+				else
+					dev_kfree_skb_any(hb);
+
+			}
+			while (card->hbpool.count < card->hbnr.init) {
+				struct sk_buff *hb;
+
+				hb = __dev_alloc_skb(NS_HBUFSIZE, GFP_KERNEL);
+				if (hb == NULL)
+					return -ENOMEM;
+				NS_SKB_CB(hb)->buf_type = BUF_NONE;
+				spin_lock_irqsave(&card->int_lock, flags);
+				skb_queue_tail(&card->hbpool.queue, hb);
+				card->hbpool.count++;
+				spin_unlock_irqrestore(&card->int_lock, flags);
+			}
+			break;
+
+		case NS_BUFTYPE_IOVEC:
+			while (card->iovpool.count > card->iovnr.init) {
+				struct sk_buff *iovb;
+
+				spin_lock_irqsave(&card->int_lock, flags);
+				iovb = skb_dequeue(&card->iovpool.queue);
+				card->iovpool.count--;
+				spin_unlock_irqrestore(&card->int_lock, flags);
+				if (iovb == NULL)
+					printk
+					    ("nicstar%d: iovec buffer count inconsistent.\n",
+					     card->index);
+				else
+					dev_kfree_skb_any(iovb);
+
+			}
+			while (card->iovpool.count < card->iovnr.init) {
+				struct sk_buff *iovb;
+
+				iovb = alloc_skb(NS_IOVBUFSIZE, GFP_KERNEL);
+				if (iovb == NULL)
+					return -ENOMEM;
+				NS_SKB_CB(iovb)->buf_type = BUF_NONE;
+				spin_lock_irqsave(&card->int_lock, flags);
+				skb_queue_tail(&card->iovpool.queue, iovb);
+				card->iovpool.count++;
+				spin_unlock_irqrestore(&card->int_lock, flags);
+			}
+			break;
+
+		default:
+			return -EINVAL;
+
+		}
+		return 0;
+
+	default:
+		if (dev->phy && dev->phy->ioctl) {
+			return dev->phy->ioctl(dev, cmd, arg);
+		} else {
+			printk("nicstar%d: %s == NULL \n", card->index,
+			       dev->phy ? "dev->phy->ioctl" : "dev->phy");
+			return -ENOIOCTLCMD;
+		}
+	}
 }
 }
 
 
-
-static void which_list(ns_dev *card, struct sk_buff *skb)
+static void which_list(ns_dev * card, struct sk_buff *skb)
 {
 {
 	printk("skb buf_type: 0x%08x\n", NS_SKB_CB(skb)->buf_type);
 	printk("skb buf_type: 0x%08x\n", NS_SKB_CB(skb)->buf_type);
 }
 }
 
 
-
 static void ns_poll(unsigned long arg)
 static void ns_poll(unsigned long arg)
 {
 {
-   int i;
-   ns_dev *card;
-   unsigned long flags;
-   u32 stat_r, stat_w;
-
-   PRINTK("nicstar: Entering ns_poll().\n");
-   for (i = 0; i < num_cards; i++)
-   {
-      card = cards[i];
-      if (spin_is_locked(&card->int_lock)) {
-      /* Probably it isn't worth spinning */
-         continue;
-      }
-      spin_lock_irqsave(&card->int_lock, flags);
-
-      stat_w = 0;
-      stat_r = readl(card->membase + STAT);
-      if (stat_r & NS_STAT_TSIF)
-         stat_w |= NS_STAT_TSIF;
-      if (stat_r & NS_STAT_EOPDU)
-         stat_w |= NS_STAT_EOPDU;
-
-      process_tsq(card);
-      process_rsq(card);
-
-      writel(stat_w, card->membase + STAT);
-      spin_unlock_irqrestore(&card->int_lock, flags);
-   }
-   mod_timer(&ns_timer, jiffies + NS_POLL_PERIOD);
-   PRINTK("nicstar: Leaving ns_poll().\n");
+	int i;
+	ns_dev *card;
+	unsigned long flags;
+	u32 stat_r, stat_w;
+
+	PRINTK("nicstar: Entering ns_poll().\n");
+	for (i = 0; i < num_cards; i++) {
+		card = cards[i];
+		if (spin_is_locked(&card->int_lock)) {
+			/* Probably it isn't worth spinning */
+			continue;
+		}
+		spin_lock_irqsave(&card->int_lock, flags);
+
+		stat_w = 0;
+		stat_r = readl(card->membase + STAT);
+		if (stat_r & NS_STAT_TSIF)
+			stat_w |= NS_STAT_TSIF;
+		if (stat_r & NS_STAT_EOPDU)
+			stat_w |= NS_STAT_EOPDU;
+
+		process_tsq(card);
+		process_rsq(card);
+
+		writel(stat_w, card->membase + STAT);
+		spin_unlock_irqrestore(&card->int_lock, flags);
+	}
+	mod_timer(&ns_timer, jiffies + NS_POLL_PERIOD);
+	PRINTK("nicstar: Leaving ns_poll().\n");
 }
 }
 
 
-
-
 static int ns_parse_mac(char *mac, unsigned char *esi)
 static int ns_parse_mac(char *mac, unsigned char *esi)
 {
 {
-   int i, j;
-   short byte1, byte0;
-
-   if (mac == NULL || esi == NULL)
-      return -1;
-   j = 0;
-   for (i = 0; i < 6; i++)
-   {
-      if ((byte1 = ns_h2i(mac[j++])) < 0)
-         return -1;
-      if ((byte0 = ns_h2i(mac[j++])) < 0)
-         return -1;
-      esi[i] = (unsigned char) (byte1 * 16 + byte0);
-      if (i < 5)
-      {
-         if (mac[j++] != ':')
-            return -1;
-      }
-   }
-   return 0;
+	int i, j;
+	short byte1, byte0;
+
+	if (mac == NULL || esi == NULL)
+		return -1;
+	j = 0;
+	for (i = 0; i < 6; i++) {
+		if ((byte1 = ns_h2i(mac[j++])) < 0)
+			return -1;
+		if ((byte0 = ns_h2i(mac[j++])) < 0)
+			return -1;
+		esi[i] = (unsigned char)(byte1 * 16 + byte0);
+		if (i < 5) {
+			if (mac[j++] != ':')
+				return -1;
+		}
+	}
+	return 0;
 }
 }
 
 
-
-
 static short ns_h2i(char c)
 static short ns_h2i(char c)
 {
 {
-   if (c >= '0' && c <= '9')
-      return (short) (c - '0');
-   if (c >= 'A' && c <= 'F')
-      return (short) (c - 'A' + 10);
-   if (c >= 'a' && c <= 'f')
-      return (short) (c - 'a' + 10);
-   return -1;
+	if (c >= '0' && c <= '9')
+		return (short)(c - '0');
+	if (c >= 'A' && c <= 'F')
+		return (short)(c - 'A' + 10);
+	if (c >= 'a' && c <= 'f')
+		return (short)(c - 'a' + 10);
+	return -1;
 }
 }
 
 
-
-
 static void ns_phy_put(struct atm_dev *dev, unsigned char value,
 static void ns_phy_put(struct atm_dev *dev, unsigned char value,
-                    unsigned long addr)
+		       unsigned long addr)
 {
 {
-   ns_dev *card;
-   unsigned long flags;
-
-   card = dev->dev_data;
-   spin_lock_irqsave(&card->res_lock, flags);
-   while(CMD_BUSY(card));
-   writel((unsigned long) value, card->membase + DR0);
-   writel(NS_CMD_WRITE_UTILITY | 0x00000200 | (addr & 0x000000FF),
-          card->membase + CMD);
-   spin_unlock_irqrestore(&card->res_lock, flags);
+	ns_dev *card;
+	unsigned long flags;
+
+	card = dev->dev_data;
+	spin_lock_irqsave(&card->res_lock, flags);
+	while (CMD_BUSY(card)) ;
+	writel((unsigned long)value, card->membase + DR0);
+	writel(NS_CMD_WRITE_UTILITY | 0x00000200 | (addr & 0x000000FF),
+	       card->membase + CMD);
+	spin_unlock_irqrestore(&card->res_lock, flags);
 }
 }
 
 
-
-
 static unsigned char ns_phy_get(struct atm_dev *dev, unsigned long addr)
 static unsigned char ns_phy_get(struct atm_dev *dev, unsigned long addr)
 {
 {
-   ns_dev *card;
-   unsigned long flags;
-   unsigned long data;
-
-   card = dev->dev_data;
-   spin_lock_irqsave(&card->res_lock, flags);
-   while(CMD_BUSY(card));
-   writel(NS_CMD_READ_UTILITY | 0x00000200 | (addr & 0x000000FF),
-          card->membase + CMD);
-   while(CMD_BUSY(card));
-   data = readl(card->membase + DR0) & 0x000000FF;
-   spin_unlock_irqrestore(&card->res_lock, flags);
-   return (unsigned char) data;
+	ns_dev *card;
+	unsigned long flags;
+	unsigned long data;
+
+	card = dev->dev_data;
+	spin_lock_irqsave(&card->res_lock, flags);
+	while (CMD_BUSY(card)) ;
+	writel(NS_CMD_READ_UTILITY | 0x00000200 | (addr & 0x000000FF),
+	       card->membase + CMD);
+	while (CMD_BUSY(card)) ;
+	data = readl(card->membase + DR0) & 0x000000FF;
+	spin_unlock_irqrestore(&card->res_lock, flags);
+	return (unsigned char)data;
 }
 }
 
 
-
-
 module_init(nicstar_init);
 module_init(nicstar_init);
 module_exit(nicstar_cleanup);
 module_exit(nicstar_cleanup);

+ 255 - 323
drivers/atm/nicstar.h

@@ -1,5 +1,4 @@
-/******************************************************************************
- *
+/*
  * nicstar.h
  * nicstar.h
  *
  *
  * Header file for the nicstar device driver.
  * Header file for the nicstar device driver.
@@ -8,15 +7,12 @@
  * PowerPC support by Jay Talbott (jay_talbott@mcg.mot.com) April 1999
  * PowerPC support by Jay Talbott (jay_talbott@mcg.mot.com) April 1999
  *
  *
  * (C) INESC 1998
  * (C) INESC 1998
- *
- ******************************************************************************/
-
+ */
 
 
 #ifndef _LINUX_NICSTAR_H_
 #ifndef _LINUX_NICSTAR_H_
 #define _LINUX_NICSTAR_H_
 #define _LINUX_NICSTAR_H_
 
 
-
-/* Includes *******************************************************************/
+/* Includes */
 
 
 #include <linux/types.h>
 #include <linux/types.h>
 #include <linux/pci.h>
 #include <linux/pci.h>
@@ -25,12 +21,11 @@
 #include <linux/atmdev.h>
 #include <linux/atmdev.h>
 #include <linux/atm_nicstar.h>
 #include <linux/atm_nicstar.h>
 
 
-
-/* Options ********************************************************************/
+/* Options */
 
 
 #define NS_MAX_CARDS 4		/* Maximum number of NICStAR based cards
 #define NS_MAX_CARDS 4		/* Maximum number of NICStAR based cards
 				   controlled by the device driver. Must
 				   controlled by the device driver. Must
-                                   be <= 5 */
+				   be <= 5 */
 
 
 #undef RCQ_SUPPORT		/* Do not define this for now */
 #undef RCQ_SUPPORT		/* Do not define this for now */
 
 
@@ -43,7 +38,7 @@
 #define NS_VPIBITS 2		/* 0, 1, 2, or 8 */
 #define NS_VPIBITS 2		/* 0, 1, 2, or 8 */
 
 
 #define NS_MAX_RCTSIZE 4096	/* Number of entries. 4096 or 16384.
 #define NS_MAX_RCTSIZE 4096	/* Number of entries. 4096 or 16384.
-                                   Define 4096 only if (all) your card(s)
+				   Define 4096 only if (all) your card(s)
 				   have 32K x 32bit SRAM, in which case
 				   have 32K x 32bit SRAM, in which case
 				   setting this to 16384 will just waste a
 				   setting this to 16384 will just waste a
 				   lot of memory.
 				   lot of memory.
@@ -51,33 +46,32 @@
 				   128K x 32bit SRAM will limit the maximum
 				   128K x 32bit SRAM will limit the maximum
 				   VCI. */
 				   VCI. */
 
 
-/*#define NS_PCI_LATENCY 64*/	/* Must be a multiple of 32 */
+				/*#define NS_PCI_LATENCY 64*//* Must be a multiple of 32 */
 
 
 	/* Number of buffers initially allocated */
 	/* Number of buffers initially allocated */
-#define NUM_SB 32	/* Must be even */
-#define NUM_LB 24	/* Must be even */
-#define NUM_HB 8	/* Pre-allocated huge buffers */
-#define NUM_IOVB 48	/* Iovec buffers */
+#define NUM_SB 32		/* Must be even */
+#define NUM_LB 24		/* Must be even */
+#define NUM_HB 8		/* Pre-allocated huge buffers */
+#define NUM_IOVB 48		/* Iovec buffers */
 
 
 	/* Lower level for count of buffers */
 	/* Lower level for count of buffers */
-#define MIN_SB 8	/* Must be even */
-#define MIN_LB 8	/* Must be even */
+#define MIN_SB 8		/* Must be even */
+#define MIN_LB 8		/* Must be even */
 #define MIN_HB 6
 #define MIN_HB 6
 #define MIN_IOVB 8
 #define MIN_IOVB 8
 
 
 	/* Upper level for count of buffers */
 	/* Upper level for count of buffers */
-#define MAX_SB 64	/* Must be even, <= 508 */
-#define MAX_LB 48	/* Must be even, <= 508 */
+#define MAX_SB 64		/* Must be even, <= 508 */
+#define MAX_LB 48		/* Must be even, <= 508 */
 #define MAX_HB 10
 #define MAX_HB 10
 #define MAX_IOVB 80
 #define MAX_IOVB 80
 
 
 	/* These are the absolute maximum allowed for the ioctl() */
 	/* These are the absolute maximum allowed for the ioctl() */
-#define TOP_SB 256	/* Must be even, <= 508 */
-#define TOP_LB 128	/* Must be even, <= 508 */
+#define TOP_SB 256		/* Must be even, <= 508 */
+#define TOP_LB 128		/* Must be even, <= 508 */
 #define TOP_HB 64
 #define TOP_HB 64
 #define TOP_IOVB 256
 #define TOP_IOVB 256
 
 
-
 #define MAX_TBD_PER_VC 1	/* Number of TBDs before a TSR */
 #define MAX_TBD_PER_VC 1	/* Number of TBDs before a TSR */
 #define MAX_TBD_PER_SCQ 10	/* Only meaningful for variable rate SCQs */
 #define MAX_TBD_PER_SCQ 10	/* Only meaningful for variable rate SCQs */
 
 
@@ -89,15 +83,12 @@
 
 
 #define PCR_TOLERANCE (1.0001)
 #define PCR_TOLERANCE (1.0001)
 
 
-
-
-/* ESI stuff ******************************************************************/
+/* ESI stuff */
 
 
 #define NICSTAR_EPROM_MAC_ADDR_OFFSET 0x6C
 #define NICSTAR_EPROM_MAC_ADDR_OFFSET 0x6C
 #define NICSTAR_EPROM_MAC_ADDR_OFFSET_ALT 0xF6
 #define NICSTAR_EPROM_MAC_ADDR_OFFSET_ALT 0xF6
 
 
-
-/* #defines *******************************************************************/
+/* #defines */
 
 
 #define NS_IOREMAP_SIZE 4096
 #define NS_IOREMAP_SIZE 4096
 
 
@@ -123,22 +114,19 @@
 #define NS_SMSKBSIZE (NS_SMBUFSIZE + NS_AAL0_HEADER)
 #define NS_SMSKBSIZE (NS_SMBUFSIZE + NS_AAL0_HEADER)
 #define NS_LGSKBSIZE (NS_SMBUFSIZE + NS_LGBUFSIZE)
 #define NS_LGSKBSIZE (NS_SMBUFSIZE + NS_LGBUFSIZE)
 
 
+/* NICStAR structures located in host memory */
 
 
-/* NICStAR structures located in host memory **********************************/
-
-
-
-/* RSQ - Receive Status Queue 
+/*
+ * RSQ - Receive Status Queue
  *
  *
  * Written by the NICStAR, read by the device driver.
  * Written by the NICStAR, read by the device driver.
  */
  */
 
 
-typedef struct ns_rsqe
-{
-   u32 word_1;
-   u32 buffer_handle;
-   u32 final_aal5_crc32;
-   u32 word_4;
+typedef struct ns_rsqe {
+	u32 word_1;
+	u32 buffer_handle;
+	u32 final_aal5_crc32;
+	u32 word_4;
 } ns_rsqe;
 } ns_rsqe;
 
 
 #define ns_rsqe_vpi(ns_rsqep) \
 #define ns_rsqe_vpi(ns_rsqep) \
@@ -175,30 +163,27 @@ typedef struct ns_rsqe
 #define ns_rsqe_cellcount(ns_rsqep) \
 #define ns_rsqe_cellcount(ns_rsqep) \
         (le32_to_cpu((ns_rsqep)->word_4) & 0x000001FF)
         (le32_to_cpu((ns_rsqep)->word_4) & 0x000001FF)
 #define ns_rsqe_init(ns_rsqep) \
 #define ns_rsqe_init(ns_rsqep) \
-        ((ns_rsqep)->word_4 = cpu_to_le32(0x00000000)) 
+        ((ns_rsqep)->word_4 = cpu_to_le32(0x00000000))
 
 
 #define NS_RSQ_NUM_ENTRIES (NS_RSQSIZE / 16)
 #define NS_RSQ_NUM_ENTRIES (NS_RSQSIZE / 16)
 #define NS_RSQ_ALIGNMENT NS_RSQSIZE
 #define NS_RSQ_ALIGNMENT NS_RSQSIZE
 
 
-
-
-/* RCQ - Raw Cell Queue
+/*
+ * RCQ - Raw Cell Queue
  *
  *
  * Written by the NICStAR, read by the device driver.
  * Written by the NICStAR, read by the device driver.
  */
  */
 
 
-typedef struct cell_payload
-{
-   u32 word[12];
+typedef struct cell_payload {
+	u32 word[12];
 } cell_payload;
 } cell_payload;
 
 
-typedef struct ns_rcqe
-{
-   u32 word_1;
-   u32 word_2;
-   u32 word_3;
-   u32 word_4;
-   cell_payload payload;
+typedef struct ns_rcqe {
+	u32 word_1;
+	u32 word_2;
+	u32 word_3;
+	u32 word_4;
+	cell_payload payload;
 } ns_rcqe;
 } ns_rcqe;
 
 
 #define NS_RCQE_SIZE 64		/* bytes */
 #define NS_RCQE_SIZE 64		/* bytes */
@@ -210,28 +195,25 @@ typedef struct ns_rcqe
 #define ns_rcqe_nextbufhandle(ns_rcqep) \
 #define ns_rcqe_nextbufhandle(ns_rcqep) \
         (le32_to_cpu((ns_rcqep)->word_2))
         (le32_to_cpu((ns_rcqep)->word_2))
 
 
-
-
-/* SCQ - Segmentation Channel Queue 
+/*
+ * SCQ - Segmentation Channel Queue
  *
  *
  * Written by the device driver, read by the NICStAR.
  * Written by the device driver, read by the NICStAR.
  */
  */
 
 
-typedef struct ns_scqe
-{
-   u32 word_1;
-   u32 word_2;
-   u32 word_3;
-   u32 word_4;
+typedef struct ns_scqe {
+	u32 word_1;
+	u32 word_2;
+	u32 word_3;
+	u32 word_4;
 } ns_scqe;
 } ns_scqe;
 
 
    /* NOTE: SCQ entries can be either a TBD (Transmit Buffer Descriptors)
    /* NOTE: SCQ entries can be either a TBD (Transmit Buffer Descriptors)
-            or TSR (Transmit Status Requests) */
+      or TSR (Transmit Status Requests) */
 
 
 #define NS_SCQE_TYPE_TBD 0x00000000
 #define NS_SCQE_TYPE_TBD 0x00000000
 #define NS_SCQE_TYPE_TSR 0x80000000
 #define NS_SCQE_TYPE_TSR 0x80000000
 
 
-
 #define NS_TBD_EOPDU 0x40000000
 #define NS_TBD_EOPDU 0x40000000
 #define NS_TBD_AAL0  0x00000000
 #define NS_TBD_AAL0  0x00000000
 #define NS_TBD_AAL34 0x04000000
 #define NS_TBD_AAL34 0x04000000
@@ -253,10 +235,9 @@ typedef struct ns_scqe
 #define ns_tbd_mkword_4(gfc, vpi, vci, pt, clp) \
 #define ns_tbd_mkword_4(gfc, vpi, vci, pt, clp) \
       (cpu_to_le32((gfc) << 28 | (vpi) << 20 | (vci) << 4 | (pt) << 1 | (clp)))
       (cpu_to_le32((gfc) << 28 | (vpi) << 20 | (vci) << 4 | (pt) << 1 | (clp)))
 
 
-
 #define NS_TSR_INTENABLE 0x20000000
 #define NS_TSR_INTENABLE 0x20000000
 
 
-#define NS_TSR_SCDISVBR 0xFFFF		/* Use as scdi for VBR SCD */
+#define NS_TSR_SCDISVBR 0xFFFF	/* Use as scdi for VBR SCD */
 
 
 #define ns_tsr_mkword_1(flags) \
 #define ns_tsr_mkword_1(flags) \
         (cpu_to_le32(NS_SCQE_TYPE_TSR | (flags)))
         (cpu_to_le32(NS_SCQE_TYPE_TSR | (flags)))
@@ -273,22 +254,20 @@ typedef struct ns_scqe
 
 
 #define NS_SCQE_SIZE 16
 #define NS_SCQE_SIZE 16
 
 
-
-
-/* TSQ - Transmit Status Queue
+/*
+ * TSQ - Transmit Status Queue
  *
  *
  * Written by the NICStAR, read by the device driver.
  * Written by the NICStAR, read by the device driver.
  */
  */
 
 
-typedef struct ns_tsi
-{
-   u32 word_1;
-   u32 word_2;
+typedef struct ns_tsi {
+	u32 word_1;
+	u32 word_2;
 } ns_tsi;
 } ns_tsi;
 
 
    /* NOTE: The first word can be a status word copied from the TSR which
    /* NOTE: The first word can be a status word copied from the TSR which
-            originated the TSI, or a timer overflow indicator. In this last
-	    case, the value of the first word is all zeroes. */
+      originated the TSI, or a timer overflow indicator. In this last
+      case, the value of the first word is all zeroes. */
 
 
 #define NS_TSI_EMPTY          0x80000000
 #define NS_TSI_EMPTY          0x80000000
 #define NS_TSI_TIMESTAMP_MASK 0x00FFFFFF
 #define NS_TSI_TIMESTAMP_MASK 0x00FFFFFF
@@ -301,12 +280,10 @@ typedef struct ns_tsi
 #define ns_tsi_init(ns_tsip) \
 #define ns_tsi_init(ns_tsip) \
         ((ns_tsip)->word_2 = cpu_to_le32(NS_TSI_EMPTY))
         ((ns_tsip)->word_2 = cpu_to_le32(NS_TSI_EMPTY))
 
 
-
 #define NS_TSQSIZE 8192
 #define NS_TSQSIZE 8192
 #define NS_TSQ_NUM_ENTRIES 1024
 #define NS_TSQ_NUM_ENTRIES 1024
 #define NS_TSQ_ALIGNMENT 8192
 #define NS_TSQ_ALIGNMENT 8192
 
 
-
 #define NS_TSI_SCDISVBR NS_TSR_SCDISVBR
 #define NS_TSI_SCDISVBR NS_TSR_SCDISVBR
 
 
 #define ns_tsi_tmrof(ns_tsip) \
 #define ns_tsi_tmrof(ns_tsip) \
@@ -316,26 +293,22 @@ typedef struct ns_tsi
 #define ns_tsi_getscqpos(ns_tsip) \
 #define ns_tsi_getscqpos(ns_tsip) \
         (le32_to_cpu((ns_tsip)->word_1) & 0x00007FFF)
         (le32_to_cpu((ns_tsip)->word_1) & 0x00007FFF)
 
 
+/* NICStAR structures located in local SRAM */
 
 
-
-/* NICStAR structures located in local SRAM ***********************************/
-
-
-
-/* RCT - Receive Connection Table
+/*
+ * RCT - Receive Connection Table
  *
  *
  * Written by both the NICStAR and the device driver.
  * Written by both the NICStAR and the device driver.
  */
  */
 
 
-typedef struct ns_rcte
-{
-   u32 word_1;
-   u32 buffer_handle;
-   u32 dma_address;
-   u32 aal5_crc32;
+typedef struct ns_rcte {
+	u32 word_1;
+	u32 buffer_handle;
+	u32 dma_address;
+	u32 aal5_crc32;
 } ns_rcte;
 } ns_rcte;
 
 
-#define NS_RCTE_BSFB            0x00200000  /* Rev. D only */
+#define NS_RCTE_BSFB            0x00200000	/* Rev. D only */
 #define NS_RCTE_NZGFC           0x00100000
 #define NS_RCTE_NZGFC           0x00100000
 #define NS_RCTE_CONNECTOPEN     0x00080000
 #define NS_RCTE_CONNECTOPEN     0x00080000
 #define NS_RCTE_AALMASK         0x00070000
 #define NS_RCTE_AALMASK         0x00070000
@@ -358,25 +331,21 @@ typedef struct ns_rcte
 #define NS_RCT_ENTRY_SIZE 4	/* Number of dwords */
 #define NS_RCT_ENTRY_SIZE 4	/* Number of dwords */
 
 
    /* NOTE: We could make macros to contruct the first word of the RCTE,
    /* NOTE: We could make macros to contruct the first word of the RCTE,
-            but that doesn't seem to make much sense... */
-
-
+      but that doesn't seem to make much sense... */
 
 
-/* FBD - Free Buffer Descriptor
+/*
+ * FBD - Free Buffer Descriptor
  *
  *
  * Written by the device driver using via the command register.
  * Written by the device driver using via the command register.
  */
  */
 
 
-typedef struct ns_fbd
-{
-   u32 buffer_handle;
-   u32 dma_address;
+typedef struct ns_fbd {
+	u32 buffer_handle;
+	u32 dma_address;
 } ns_fbd;
 } ns_fbd;
 
 
-
-
-
-/* TST - Transmit Schedule Table
+/*
+ * TST - Transmit Schedule Table
  *
  *
  * Written by the device driver.
  * Written by the device driver.
  */
  */
@@ -385,40 +354,38 @@ typedef u32 ns_tste;
 
 
 #define NS_TST_OPCODE_MASK 0x60000000
 #define NS_TST_OPCODE_MASK 0x60000000
 
 
-#define NS_TST_OPCODE_NULL     0x00000000 /* Insert null cell */
-#define NS_TST_OPCODE_FIXED    0x20000000 /* Cell from a fixed rate channel */
+#define NS_TST_OPCODE_NULL     0x00000000	/* Insert null cell */
+#define NS_TST_OPCODE_FIXED    0x20000000	/* Cell from a fixed rate channel */
 #define NS_TST_OPCODE_VARIABLE 0x40000000
 #define NS_TST_OPCODE_VARIABLE 0x40000000
-#define NS_TST_OPCODE_END      0x60000000 /* Jump */
+#define NS_TST_OPCODE_END      0x60000000	/* Jump */
 
 
 #define ns_tste_make(opcode, sramad) (opcode | sramad)
 #define ns_tste_make(opcode, sramad) (opcode | sramad)
 
 
    /* NOTE:
    /* NOTE:
 
 
       - When the opcode is FIXED, sramad specifies the SRAM address of the
       - When the opcode is FIXED, sramad specifies the SRAM address of the
-        SCD for that fixed rate channel.
+      SCD for that fixed rate channel.
       - When the opcode is END, sramad specifies the SRAM address of the
       - When the opcode is END, sramad specifies the SRAM address of the
-        location of the next TST entry to read.
+      location of the next TST entry to read.
     */
     */
 
 
-
-
-/* SCD - Segmentation Channel Descriptor
+/*
+ * SCD - Segmentation Channel Descriptor
  *
  *
  * Written by both the device driver and the NICStAR
  * Written by both the device driver and the NICStAR
  */
  */
 
 
-typedef struct ns_scd
-{
-   u32 word_1;
-   u32 word_2;
-   u32 partial_aal5_crc;
-   u32 reserved;
-   ns_scqe cache_a;
-   ns_scqe cache_b;
+typedef struct ns_scd {
+	u32 word_1;
+	u32 word_2;
+	u32 partial_aal5_crc;
+	u32 reserved;
+	ns_scqe cache_a;
+	ns_scqe cache_b;
 } ns_scd;
 } ns_scd;
 
 
-#define NS_SCD_BASE_MASK_VAR 0xFFFFE000		/* Variable rate */
-#define NS_SCD_BASE_MASK_FIX 0xFFFFFC00		/* Fixed rate */
+#define NS_SCD_BASE_MASK_VAR 0xFFFFE000	/* Variable rate */
+#define NS_SCD_BASE_MASK_FIX 0xFFFFFC00	/* Fixed rate */
 #define NS_SCD_TAIL_MASK_VAR 0x00001FF0
 #define NS_SCD_TAIL_MASK_VAR 0x00001FF0
 #define NS_SCD_TAIL_MASK_FIX 0x000003F0
 #define NS_SCD_TAIL_MASK_FIX 0x000003F0
 #define NS_SCD_HEAD_MASK_VAR 0x00001FF0
 #define NS_SCD_HEAD_MASK_VAR 0x00001FF0
@@ -426,13 +393,9 @@ typedef struct ns_scd
 #define NS_SCD_XMITFOREVER   0x02000000
 #define NS_SCD_XMITFOREVER   0x02000000
 
 
    /* NOTE: There are other fields in word 2 of the SCD, but as they should
    /* NOTE: There are other fields in word 2 of the SCD, but as they should
-            not be needed in the device driver they are not defined here. */
-
-
-
-
-/* NICStAR local SRAM memory map **********************************************/
+      not be needed in the device driver they are not defined here. */
 
 
+/* NICStAR local SRAM memory map */
 
 
 #define NS_RCT           0x00000
 #define NS_RCT           0x00000
 #define NS_RCT_32_END    0x03FFF
 #define NS_RCT_32_END    0x03FFF
@@ -455,100 +418,93 @@ typedef struct ns_scd
 #define NS_LGFBQ         0x1FC00
 #define NS_LGFBQ         0x1FC00
 #define NS_LGFBQ_END     0x1FFFF
 #define NS_LGFBQ_END     0x1FFFF
 
 
-
-
-/* NISCtAR operation registers ************************************************/
-
+/* NISCtAR operation registers */
 
 
 /* See Section 3.4 of `IDT77211 NICStAR User Manual' from www.idt.com */
 /* See Section 3.4 of `IDT77211 NICStAR User Manual' from www.idt.com */
 
 
-enum ns_regs
-{
-   DR0   = 0x00,      /* Data Register 0 R/W*/
-   DR1   = 0x04,      /* Data Register 1 W */
-   DR2   = 0x08,      /* Data Register 2 W */
-   DR3   = 0x0C,      /* Data Register 3 W */
-   CMD   = 0x10,      /* Command W */
-   CFG   = 0x14,      /* Configuration R/W */
-   STAT  = 0x18,      /* Status R/W */
-   RSQB  = 0x1C,      /* Receive Status Queue Base W */
-   RSQT  = 0x20,      /* Receive Status Queue Tail R */
-   RSQH  = 0x24,      /* Receive Status Queue Head W */
-   CDC   = 0x28,      /* Cell Drop Counter R/clear */
-   VPEC  = 0x2C,      /* VPI/VCI Lookup Error Count R/clear */
-   ICC   = 0x30,      /* Invalid Cell Count R/clear */
-   RAWCT = 0x34,      /* Raw Cell Tail R */
-   TMR   = 0x38,      /* Timer R */
-   TSTB  = 0x3C,      /* Transmit Schedule Table Base R/W */
-   TSQB  = 0x40,      /* Transmit Status Queue Base W */
-   TSQT  = 0x44,      /* Transmit Status Queue Tail R */
-   TSQH  = 0x48,      /* Transmit Status Queue Head W */
-   GP    = 0x4C,      /* General Purpose R/W */
-   VPM   = 0x50       /* VPI/VCI Mask W */
+enum ns_regs {
+	DR0 = 0x00,		/* Data Register 0 R/W */
+	DR1 = 0x04,		/* Data Register 1 W */
+	DR2 = 0x08,		/* Data Register 2 W */
+	DR3 = 0x0C,		/* Data Register 3 W */
+	CMD = 0x10,		/* Command W */
+	CFG = 0x14,		/* Configuration R/W */
+	STAT = 0x18,		/* Status R/W */
+	RSQB = 0x1C,		/* Receive Status Queue Base W */
+	RSQT = 0x20,		/* Receive Status Queue Tail R */
+	RSQH = 0x24,		/* Receive Status Queue Head W */
+	CDC = 0x28,		/* Cell Drop Counter R/clear */
+	VPEC = 0x2C,		/* VPI/VCI Lookup Error Count R/clear */
+	ICC = 0x30,		/* Invalid Cell Count R/clear */
+	RAWCT = 0x34,		/* Raw Cell Tail R */
+	TMR = 0x38,		/* Timer R */
+	TSTB = 0x3C,		/* Transmit Schedule Table Base R/W */
+	TSQB = 0x40,		/* Transmit Status Queue Base W */
+	TSQT = 0x44,		/* Transmit Status Queue Tail R */
+	TSQH = 0x48,		/* Transmit Status Queue Head W */
+	GP = 0x4C,		/* General Purpose R/W */
+	VPM = 0x50		/* VPI/VCI Mask W */
 };
 };
 
 
-
-/* NICStAR commands issued to the CMD register ********************************/
-
+/* NICStAR commands issued to the CMD register */
 
 
 /* Top 4 bits are command opcode, lower 28 are parameters. */
 /* Top 4 bits are command opcode, lower 28 are parameters. */
 
 
 #define NS_CMD_NO_OPERATION         0x00000000
 #define NS_CMD_NO_OPERATION         0x00000000
-        /* params always 0 */
+	/* params always 0 */
 
 
 #define NS_CMD_OPENCLOSE_CONNECTION 0x20000000
 #define NS_CMD_OPENCLOSE_CONNECTION 0x20000000
-        /* b19{1=open,0=close} b18-2{SRAM addr} */
+	/* b19{1=open,0=close} b18-2{SRAM addr} */
 
 
 #define NS_CMD_WRITE_SRAM           0x40000000
 #define NS_CMD_WRITE_SRAM           0x40000000
-        /* b18-2{SRAM addr} b1-0{burst size} */
+	/* b18-2{SRAM addr} b1-0{burst size} */
 
 
 #define NS_CMD_READ_SRAM            0x50000000
 #define NS_CMD_READ_SRAM            0x50000000
-        /* b18-2{SRAM addr} */
+	/* b18-2{SRAM addr} */
 
 
 #define NS_CMD_WRITE_FREEBUFQ       0x60000000
 #define NS_CMD_WRITE_FREEBUFQ       0x60000000
-        /* b0{large buf indicator} */
+	/* b0{large buf indicator} */
 
 
 #define NS_CMD_READ_UTILITY         0x80000000
 #define NS_CMD_READ_UTILITY         0x80000000
-        /* b8{1=select UTL_CS1} b9{1=select UTL_CS0} b7-0{bus addr} */
+	/* b8{1=select UTL_CS1} b9{1=select UTL_CS0} b7-0{bus addr} */
 
 
 #define NS_CMD_WRITE_UTILITY        0x90000000
 #define NS_CMD_WRITE_UTILITY        0x90000000
-        /* b8{1=select UTL_CS1} b9{1=select UTL_CS0} b7-0{bus addr} */
+	/* b8{1=select UTL_CS1} b9{1=select UTL_CS0} b7-0{bus addr} */
 
 
 #define NS_CMD_OPEN_CONNECTION (NS_CMD_OPENCLOSE_CONNECTION | 0x00080000)
 #define NS_CMD_OPEN_CONNECTION (NS_CMD_OPENCLOSE_CONNECTION | 0x00080000)
 #define NS_CMD_CLOSE_CONNECTION NS_CMD_OPENCLOSE_CONNECTION
 #define NS_CMD_CLOSE_CONNECTION NS_CMD_OPENCLOSE_CONNECTION
 
 
-
-/* NICStAR configuration bits *************************************************/
-
-#define NS_CFG_SWRST          0x80000000    /* Software Reset */
-#define NS_CFG_RXPATH         0x20000000    /* Receive Path Enable */
-#define NS_CFG_SMBUFSIZE_MASK 0x18000000    /* Small Receive Buffer Size */
-#define NS_CFG_LGBUFSIZE_MASK 0x06000000    /* Large Receive Buffer Size */
-#define NS_CFG_EFBIE          0x01000000    /* Empty Free Buffer Queue
-                                               Interrupt Enable */
-#define NS_CFG_RSQSIZE_MASK   0x00C00000    /* Receive Status Queue Size */
-#define NS_CFG_ICACCEPT       0x00200000    /* Invalid Cell Accept */
-#define NS_CFG_IGNOREGFC      0x00100000    /* Ignore General Flow Control */
-#define NS_CFG_VPIBITS_MASK   0x000C0000    /* VPI/VCI Bits Size Select */
-#define NS_CFG_RCTSIZE_MASK   0x00030000    /* Receive Connection Table Size */
-#define NS_CFG_VCERRACCEPT    0x00008000    /* VPI/VCI Error Cell Accept */
-#define NS_CFG_RXINT_MASK     0x00007000    /* End of Receive PDU Interrupt
-                                               Handling */
-#define NS_CFG_RAWIE          0x00000800    /* Raw Cell Qu' Interrupt Enable */
-#define NS_CFG_RSQAFIE        0x00000400    /* Receive Queue Almost Full
-                                               Interrupt Enable */
-#define NS_CFG_RXRM           0x00000200    /* Receive RM Cells */
-#define NS_CFG_TMRROIE        0x00000080    /* Timer Roll Over Interrupt
-                                               Enable */
-#define NS_CFG_TXEN           0x00000020    /* Transmit Operation Enable */
-#define NS_CFG_TXIE           0x00000010    /* Transmit Status Interrupt
-                                               Enable */
-#define NS_CFG_TXURIE         0x00000008    /* Transmit Under-run Interrupt
-                                               Enable */
-#define NS_CFG_UMODE          0x00000004    /* Utopia Mode (cell/byte) Select */
-#define NS_CFG_TSQFIE         0x00000002    /* Transmit Status Queue Full
-                                               Interrupt Enable */
-#define NS_CFG_PHYIE          0x00000001    /* PHY Interrupt Enable */
+/* NICStAR configuration bits */
+
+#define NS_CFG_SWRST          0x80000000	/* Software Reset */
+#define NS_CFG_RXPATH         0x20000000	/* Receive Path Enable */
+#define NS_CFG_SMBUFSIZE_MASK 0x18000000	/* Small Receive Buffer Size */
+#define NS_CFG_LGBUFSIZE_MASK 0x06000000	/* Large Receive Buffer Size */
+#define NS_CFG_EFBIE          0x01000000	/* Empty Free Buffer Queue
+						   Interrupt Enable */
+#define NS_CFG_RSQSIZE_MASK   0x00C00000	/* Receive Status Queue Size */
+#define NS_CFG_ICACCEPT       0x00200000	/* Invalid Cell Accept */
+#define NS_CFG_IGNOREGFC      0x00100000	/* Ignore General Flow Control */
+#define NS_CFG_VPIBITS_MASK   0x000C0000	/* VPI/VCI Bits Size Select */
+#define NS_CFG_RCTSIZE_MASK   0x00030000	/* Receive Connection Table Size */
+#define NS_CFG_VCERRACCEPT    0x00008000	/* VPI/VCI Error Cell Accept */
+#define NS_CFG_RXINT_MASK     0x00007000	/* End of Receive PDU Interrupt
+						   Handling */
+#define NS_CFG_RAWIE          0x00000800	/* Raw Cell Qu' Interrupt Enable */
+#define NS_CFG_RSQAFIE        0x00000400	/* Receive Queue Almost Full
+						   Interrupt Enable */
+#define NS_CFG_RXRM           0x00000200	/* Receive RM Cells */
+#define NS_CFG_TMRROIE        0x00000080	/* Timer Roll Over Interrupt
+						   Enable */
+#define NS_CFG_TXEN           0x00000020	/* Transmit Operation Enable */
+#define NS_CFG_TXIE           0x00000010	/* Transmit Status Interrupt
+						   Enable */
+#define NS_CFG_TXURIE         0x00000008	/* Transmit Under-run Interrupt
+						   Enable */
+#define NS_CFG_UMODE          0x00000004	/* Utopia Mode (cell/byte) Select */
+#define NS_CFG_TSQFIE         0x00000002	/* Transmit Status Queue Full
+						   Interrupt Enable */
+#define NS_CFG_PHYIE          0x00000001	/* PHY Interrupt Enable */
 
 
 #define NS_CFG_SMBUFSIZE_48    0x00000000
 #define NS_CFG_SMBUFSIZE_48    0x00000000
 #define NS_CFG_SMBUFSIZE_96    0x08000000
 #define NS_CFG_SMBUFSIZE_96    0x08000000
@@ -579,33 +535,29 @@ enum ns_regs
 #define NS_CFG_RXINT_624US   0x00003000
 #define NS_CFG_RXINT_624US   0x00003000
 #define NS_CFG_RXINT_899US   0x00004000
 #define NS_CFG_RXINT_899US   0x00004000
 
 
-
-/* NICStAR STATus bits ********************************************************/
-
-#define NS_STAT_SFBQC_MASK 0xFF000000   /* hi 8 bits Small Buffer Queue Count */
-#define NS_STAT_LFBQC_MASK 0x00FF0000   /* hi 8 bits Large Buffer Queue Count */
-#define NS_STAT_TSIF       0x00008000   /* Transmit Status Queue Indicator */
-#define NS_STAT_TXICP      0x00004000   /* Transmit Incomplete PDU */
-#define NS_STAT_TSQF       0x00001000   /* Transmit Status Queue Full */
-#define NS_STAT_TMROF      0x00000800   /* Timer Overflow */
-#define NS_STAT_PHYI       0x00000400   /* PHY Device Interrupt */
-#define NS_STAT_CMDBZ      0x00000200   /* Command Busy */
-#define NS_STAT_SFBQF      0x00000100   /* Small Buffer Queue Full */
-#define NS_STAT_LFBQF      0x00000080   /* Large Buffer Queue Full */
-#define NS_STAT_RSQF       0x00000040   /* Receive Status Queue Full */
-#define NS_STAT_EOPDU      0x00000020   /* End of PDU */
-#define NS_STAT_RAWCF      0x00000010   /* Raw Cell Flag */
-#define NS_STAT_SFBQE      0x00000008   /* Small Buffer Queue Empty */
-#define NS_STAT_LFBQE      0x00000004   /* Large Buffer Queue Empty */
-#define NS_STAT_RSQAF      0x00000002   /* Receive Status Queue Almost Full */
+/* NICStAR STATus bits */
+
+#define NS_STAT_SFBQC_MASK 0xFF000000	/* hi 8 bits Small Buffer Queue Count */
+#define NS_STAT_LFBQC_MASK 0x00FF0000	/* hi 8 bits Large Buffer Queue Count */
+#define NS_STAT_TSIF       0x00008000	/* Transmit Status Queue Indicator */
+#define NS_STAT_TXICP      0x00004000	/* Transmit Incomplete PDU */
+#define NS_STAT_TSQF       0x00001000	/* Transmit Status Queue Full */
+#define NS_STAT_TMROF      0x00000800	/* Timer Overflow */
+#define NS_STAT_PHYI       0x00000400	/* PHY Device Interrupt */
+#define NS_STAT_CMDBZ      0x00000200	/* Command Busy */
+#define NS_STAT_SFBQF      0x00000100	/* Small Buffer Queue Full */
+#define NS_STAT_LFBQF      0x00000080	/* Large Buffer Queue Full */
+#define NS_STAT_RSQF       0x00000040	/* Receive Status Queue Full */
+#define NS_STAT_EOPDU      0x00000020	/* End of PDU */
+#define NS_STAT_RAWCF      0x00000010	/* Raw Cell Flag */
+#define NS_STAT_SFBQE      0x00000008	/* Small Buffer Queue Empty */
+#define NS_STAT_LFBQE      0x00000004	/* Large Buffer Queue Empty */
+#define NS_STAT_RSQAF      0x00000002	/* Receive Status Queue Almost Full */
 
 
 #define ns_stat_sfbqc_get(stat) (((stat) & NS_STAT_SFBQC_MASK) >> 23)
 #define ns_stat_sfbqc_get(stat) (((stat) & NS_STAT_SFBQC_MASK) >> 23)
 #define ns_stat_lfbqc_get(stat) (((stat) & NS_STAT_LFBQC_MASK) >> 15)
 #define ns_stat_lfbqc_get(stat) (((stat) & NS_STAT_LFBQC_MASK) >> 15)
 
 
-
-
-/* #defines which depend on other #defines ************************************/
-
+/* #defines which depend on other #defines */
 
 
 #define NS_TST0 NS_TST_FRSCD
 #define NS_TST0 NS_TST_FRSCD
 #define NS_TST1 (NS_TST_FRSCD + NS_TST_NUM_ENTRIES + 1)
 #define NS_TST1 (NS_TST_FRSCD + NS_TST_NUM_ENTRIES + 1)
@@ -672,8 +624,7 @@ enum ns_regs
 #define NS_CFG_TSQFIE_OPT 0x00000000
 #define NS_CFG_TSQFIE_OPT 0x00000000
 #endif /* ENABLE_TSQFIE */
 #endif /* ENABLE_TSQFIE */
 
 
-
-/* PCI stuff ******************************************************************/
+/* PCI stuff */
 
 
 #ifndef PCI_VENDOR_ID_IDT
 #ifndef PCI_VENDOR_ID_IDT
 #define PCI_VENDOR_ID_IDT 0x111D
 #define PCI_VENDOR_ID_IDT 0x111D
@@ -683,138 +634,119 @@ enum ns_regs
 #define PCI_DEVICE_ID_IDT_IDT77201 0x0001
 #define PCI_DEVICE_ID_IDT_IDT77201 0x0001
 #endif /* PCI_DEVICE_ID_IDT_IDT77201 */
 #endif /* PCI_DEVICE_ID_IDT_IDT77201 */
 
 
-
-
-/* Device driver structures ***************************************************/
-
+/* Device driver structures */
 
 
 struct ns_skb_cb {
 struct ns_skb_cb {
-	u32 buf_type;			/* BUF_SM/BUF_LG/BUF_NONE */
+	u32 buf_type;		/* BUF_SM/BUF_LG/BUF_NONE */
 };
 };
 
 
 #define NS_SKB_CB(skb)	((struct ns_skb_cb *)((skb)->cb))
 #define NS_SKB_CB(skb)	((struct ns_skb_cb *)((skb)->cb))
 
 
-typedef struct tsq_info
-{
-   void *org;
-   ns_tsi *base;
-   ns_tsi *next;
-   ns_tsi *last;
+typedef struct tsq_info {
+	void *org;
+	ns_tsi *base;
+	ns_tsi *next;
+	ns_tsi *last;
 } tsq_info;
 } tsq_info;
 
 
-
-typedef struct scq_info
-{
-   void *org;
-   ns_scqe *base;
-   ns_scqe *last;
-   ns_scqe *next;
-   volatile ns_scqe *tail;		/* Not related to the nicstar register */
-   unsigned num_entries;
-   struct sk_buff **skb;		/* Pointer to an array of pointers
-                                           to the sk_buffs used for tx */
-   u32 scd;				/* SRAM address of the corresponding
-                                           SCD */
-   int tbd_count;			/* Only meaningful on variable rate */
-   wait_queue_head_t scqfull_waitq;
-   volatile char full;			/* SCQ full indicator */
-   spinlock_t lock;			/* SCQ spinlock */
+typedef struct scq_info {
+	void *org;
+	ns_scqe *base;
+	ns_scqe *last;
+	ns_scqe *next;
+	volatile ns_scqe *tail;	/* Not related to the nicstar register */
+	unsigned num_entries;
+	struct sk_buff **skb;	/* Pointer to an array of pointers
+				   to the sk_buffs used for tx */
+	u32 scd;		/* SRAM address of the corresponding
+				   SCD */
+	int tbd_count;		/* Only meaningful on variable rate */
+	wait_queue_head_t scqfull_waitq;
+	volatile char full;	/* SCQ full indicator */
+	spinlock_t lock;	/* SCQ spinlock */
 } scq_info;
 } scq_info;
 
 
-
-
-typedef struct rsq_info
-{
-   void *org;
-   ns_rsqe *base;
-   ns_rsqe *next;
-   ns_rsqe *last;
+typedef struct rsq_info {
+	void *org;
+	ns_rsqe *base;
+	ns_rsqe *next;
+	ns_rsqe *last;
 } rsq_info;
 } rsq_info;
 
 
-
-typedef struct skb_pool
-{
-   volatile int count;			/* number of buffers in the queue */
-   struct sk_buff_head queue;
+typedef struct skb_pool {
+	volatile int count;	/* number of buffers in the queue */
+	struct sk_buff_head queue;
 } skb_pool;
 } skb_pool;
 
 
 /* NOTE: for small and large buffer pools, the count is not used, as the
 /* NOTE: for small and large buffer pools, the count is not used, as the
          actual value used for buffer management is the one read from the
          actual value used for buffer management is the one read from the
 	 card. */
 	 card. */
 
 
-
-typedef struct vc_map
-{
-   volatile unsigned int tx:1;				/* TX vc? */
-   volatile unsigned int rx:1;				/* RX vc? */
-   struct atm_vcc *tx_vcc, *rx_vcc;
-   struct sk_buff *rx_iov;		/* RX iovector skb */
-   scq_info *scq;			/* To keep track of the SCQ */
-   u32 cbr_scd;				/* SRAM address of the corresponding
-               				   SCD. 0x00000000 for UBR/VBR/ABR */
-   int tbd_count;
+typedef struct vc_map {
+	volatile unsigned int tx:1;	/* TX vc? */
+	volatile unsigned int rx:1;	/* RX vc? */
+	struct atm_vcc *tx_vcc, *rx_vcc;
+	struct sk_buff *rx_iov;	/* RX iovector skb */
+	scq_info *scq;		/* To keep track of the SCQ */
+	u32 cbr_scd;		/* SRAM address of the corresponding
+				   SCD. 0x00000000 for UBR/VBR/ABR */
+	int tbd_count;
 } vc_map;
 } vc_map;
 
 
-
-struct ns_skb_data
-{
+struct ns_skb_data {
 	struct atm_vcc *vcc;
 	struct atm_vcc *vcc;
 	int iovcnt;
 	int iovcnt;
 };
 };
 
 
 #define NS_SKB(skb) (((struct ns_skb_data *) (skb)->cb))
 #define NS_SKB(skb) (((struct ns_skb_data *) (skb)->cb))
 
 
-
-typedef struct ns_dev
-{
-   int index;				/* Card ID to the device driver */
-   int sram_size;			/* In k x 32bit words. 32 or 128 */
-   void __iomem *membase;		/* Card's memory base address */
-   unsigned long max_pcr;
-   int rct_size;			/* Number of entries */
-   int vpibits;
-   int vcibits;
-   struct pci_dev *pcidev;
-   struct atm_dev *atmdev;
-   tsq_info tsq;
-   rsq_info rsq;
-   scq_info *scq0, *scq1, *scq2;	/* VBR SCQs */
-   skb_pool sbpool;			/* Small buffers */
-   skb_pool lbpool;			/* Large buffers */
-   skb_pool hbpool;			/* Pre-allocated huge buffers */
-   skb_pool iovpool;			/* iovector buffers */
-   volatile int efbie;			/* Empty free buf. queue int. enabled */
-   volatile u32 tst_addr;		/* SRAM address of the TST in use */
-   volatile int tst_free_entries;
-   vc_map vcmap[NS_MAX_RCTSIZE];
-   vc_map *tste2vc[NS_TST_NUM_ENTRIES];
-   vc_map *scd2vc[NS_FRSCD_NUM];
-   buf_nr sbnr;
-   buf_nr lbnr;
-   buf_nr hbnr;
-   buf_nr iovnr;
-   int sbfqc;
-   int lbfqc;
-   u32 sm_handle;
-   u32 sm_addr;
-   u32 lg_handle;
-   u32 lg_addr;
-   struct sk_buff *rcbuf;		/* Current raw cell buffer */
-   u32 rawch;				/* Raw cell queue head */
-   unsigned intcnt;			/* Interrupt counter */
-   spinlock_t int_lock;		/* Interrupt lock */
-   spinlock_t res_lock;		/* Card resource lock */
+typedef struct ns_dev {
+	int index;		/* Card ID to the device driver */
+	int sram_size;		/* In k x 32bit words. 32 or 128 */
+	void __iomem *membase;	/* Card's memory base address */
+	unsigned long max_pcr;
+	int rct_size;		/* Number of entries */
+	int vpibits;
+	int vcibits;
+	struct pci_dev *pcidev;
+	struct atm_dev *atmdev;
+	tsq_info tsq;
+	rsq_info rsq;
+	scq_info *scq0, *scq1, *scq2;	/* VBR SCQs */
+	skb_pool sbpool;	/* Small buffers */
+	skb_pool lbpool;	/* Large buffers */
+	skb_pool hbpool;	/* Pre-allocated huge buffers */
+	skb_pool iovpool;	/* iovector buffers */
+	volatile int efbie;	/* Empty free buf. queue int. enabled */
+	volatile u32 tst_addr;	/* SRAM address of the TST in use */
+	volatile int tst_free_entries;
+	vc_map vcmap[NS_MAX_RCTSIZE];
+	vc_map *tste2vc[NS_TST_NUM_ENTRIES];
+	vc_map *scd2vc[NS_FRSCD_NUM];
+	buf_nr sbnr;
+	buf_nr lbnr;
+	buf_nr hbnr;
+	buf_nr iovnr;
+	int sbfqc;
+	int lbfqc;
+	u32 sm_handle;
+	u32 sm_addr;
+	u32 lg_handle;
+	u32 lg_addr;
+	struct sk_buff *rcbuf;	/* Current raw cell buffer */
+	u32 rawch;		/* Raw cell queue head */
+	unsigned intcnt;	/* Interrupt counter */
+	spinlock_t int_lock;	/* Interrupt lock */
+	spinlock_t res_lock;	/* Card resource lock */
 } ns_dev;
 } ns_dev;
 
 
-
    /* NOTE: Each tste2vc entry relates a given TST entry to the corresponding
    /* NOTE: Each tste2vc entry relates a given TST entry to the corresponding
-            CBR vc. If the entry is not allocated, it must be NULL.
-	    
-	    There are two TSTs so the driver can modify them on the fly
-	    without stopping the transmission.
-	    
-	    scd2vc allows us to find out unused fixed rate SCDs, because
-	    they must have a NULL pointer here. */
+      CBR vc. If the entry is not allocated, it must be NULL.
+
+      There are two TSTs so the driver can modify them on the fly
+      without stopping the transmission.
 
 
+      scd2vc allows us to find out unused fixed rate SCDs, because
+      they must have a NULL pointer here. */
 
 
 #endif /* _LINUX_NICSTAR_H_ */
 #endif /* _LINUX_NICSTAR_H_ */

+ 168 - 196
drivers/atm/nicstarmac.c

@@ -13,15 +13,15 @@ typedef void __iomem *virt_addr_t;
 
 
 #define CYCLE_DELAY 5
 #define CYCLE_DELAY 5
 
 
-/* This was the original definition
+/*
+   This was the original definition
 #define osp_MicroDelay(microsec) \
 #define osp_MicroDelay(microsec) \
     do { int _i = 4*microsec; while (--_i > 0) { __SLOW_DOWN_IO; }} while (0)
     do { int _i = 4*microsec; while (--_i > 0) { __SLOW_DOWN_IO; }} while (0)
 */
 */
 #define osp_MicroDelay(microsec) {unsigned long useconds = (microsec); \
 #define osp_MicroDelay(microsec) {unsigned long useconds = (microsec); \
                                   udelay((useconds));}
                                   udelay((useconds));}
-
-
-/* The following tables represent the timing diagrams found in
+/*
+ * The following tables represent the timing diagrams found in
  * the Data Sheet for the Xicor X25020 EEProm.  The #defines below
  * the Data Sheet for the Xicor X25020 EEProm.  The #defines below
  * represent the bits in the NICStAR's General Purpose register
  * represent the bits in the NICStAR's General Purpose register
  * that must be toggled for the corresponding actions on the EEProm
  * that must be toggled for the corresponding actions on the EEProm
@@ -31,86 +31,80 @@ typedef void __iomem *virt_addr_t;
 /* Write Data To EEProm from SI line on rising edge of CLK */
 /* Write Data To EEProm from SI line on rising edge of CLK */
 /* Read Data From EEProm on falling edge of CLK */
 /* Read Data From EEProm on falling edge of CLK */
 
 
-#define CS_HIGH		0x0002		/* Chip select high */
-#define CS_LOW		0x0000		/* Chip select low (active low)*/
-#define CLK_HIGH	0x0004		/* Clock high */
-#define CLK_LOW		0x0000		/* Clock low  */
-#define SI_HIGH		0x0001		/* Serial input data high */
-#define SI_LOW		0x0000		/* Serial input data low */
+#define CS_HIGH		0x0002	/* Chip select high */
+#define CS_LOW		0x0000	/* Chip select low (active low) */
+#define CLK_HIGH	0x0004	/* Clock high */
+#define CLK_LOW		0x0000	/* Clock low  */
+#define SI_HIGH		0x0001	/* Serial input data high */
+#define SI_LOW		0x0000	/* Serial input data low */
 
 
 /* Read Status Register = 0000 0101b */
 /* Read Status Register = 0000 0101b */
 #if 0
 #if 0
-static u_int32_t rdsrtab[] =
-{
-    CS_HIGH | CLK_HIGH, 
-    CS_LOW | CLK_LOW, 
-    CLK_HIGH,             /* 0 */
-    CLK_LOW, 
-    CLK_HIGH,             /* 0 */
-    CLK_LOW, 
-    CLK_HIGH,             /* 0 */
-    CLK_LOW,
-    CLK_HIGH,             /* 0 */
-    CLK_LOW, 
-    CLK_HIGH,             /* 0 */
-    CLK_LOW | SI_HIGH, 
-    CLK_HIGH | SI_HIGH,   /* 1 */
-    CLK_LOW | SI_LOW, 
-    CLK_HIGH,             /* 0 */
-    CLK_LOW | SI_HIGH, 
-    CLK_HIGH | SI_HIGH   /* 1 */
+static u_int32_t rdsrtab[] = {
+	CS_HIGH | CLK_HIGH,
+	CS_LOW | CLK_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW | SI_HIGH,
+	CLK_HIGH | SI_HIGH,	/* 1 */
+	CLK_LOW | SI_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW | SI_HIGH,
+	CLK_HIGH | SI_HIGH	/* 1 */
 };
 };
-#endif  /*  0  */
-
+#endif /*  0  */
 
 
 /* Read from EEPROM = 0000 0011b */
 /* Read from EEPROM = 0000 0011b */
-static u_int32_t readtab[] =
-{
-    /*
-    CS_HIGH | CLK_HIGH, 
-    */
-    CS_LOW | CLK_LOW, 
-    CLK_HIGH,             /* 0 */
-    CLK_LOW, 
-    CLK_HIGH,             /* 0 */
-    CLK_LOW, 
-    CLK_HIGH,             /* 0 */
-    CLK_LOW,
-    CLK_HIGH,             /* 0 */
-    CLK_LOW, 
-    CLK_HIGH,             /* 0 */
-    CLK_LOW, 
-    CLK_HIGH,             /* 0 */
-    CLK_LOW | SI_HIGH, 
-    CLK_HIGH | SI_HIGH,   /* 1 */
-    CLK_LOW | SI_HIGH, 
-    CLK_HIGH | SI_HIGH    /* 1 */
+static u_int32_t readtab[] = {
+	/*
+	   CS_HIGH | CLK_HIGH,
+	 */
+	CS_LOW | CLK_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW,
+	CLK_HIGH,		/* 0 */
+	CLK_LOW | SI_HIGH,
+	CLK_HIGH | SI_HIGH,	/* 1 */
+	CLK_LOW | SI_HIGH,
+	CLK_HIGH | SI_HIGH	/* 1 */
 };
 };
 
 
-
 /* Clock to read from/write to the eeprom */
 /* Clock to read from/write to the eeprom */
-static u_int32_t clocktab[] =
-{	
-    CLK_LOW,
-    CLK_HIGH,
-    CLK_LOW, 
-    CLK_HIGH,
-    CLK_LOW,
-    CLK_HIGH,
-    CLK_LOW, 
-    CLK_HIGH,
-    CLK_LOW, 
-    CLK_HIGH,
-    CLK_LOW, 
-    CLK_HIGH, 
-    CLK_LOW, 
-    CLK_HIGH,
-    CLK_LOW, 
-    CLK_HIGH,
-    CLK_LOW 
+static u_int32_t clocktab[] = {
+	CLK_LOW,
+	CLK_HIGH,
+	CLK_LOW,
+	CLK_HIGH,
+	CLK_LOW,
+	CLK_HIGH,
+	CLK_LOW,
+	CLK_HIGH,
+	CLK_LOW,
+	CLK_HIGH,
+	CLK_LOW,
+	CLK_HIGH,
+	CLK_LOW,
+	CLK_HIGH,
+	CLK_LOW,
+	CLK_HIGH,
+	CLK_LOW
 };
 };
 
 
-
 #define NICSTAR_REG_WRITE(bs, reg, val) \
 #define NICSTAR_REG_WRITE(bs, reg, val) \
 	while ( readl(bs + STAT) & 0x0200 ) ; \
 	while ( readl(bs + STAT) & 0x0200 ) ; \
 	writel((val),(base)+(reg))
 	writel((val),(base)+(reg))
@@ -124,153 +118,131 @@ static u_int32_t clocktab[] =
  * register.  
  * register.  
  */
  */
 #if 0
 #if 0
-u_int32_t
-nicstar_read_eprom_status( virt_addr_t base )
+u_int32_t nicstar_read_eprom_status(virt_addr_t base)
 {
 {
-   u_int32_t	val;
-   u_int32_t	rbyte;
-   int32_t	i, j;
-
-   /* Send read instruction */
-   val = NICSTAR_REG_READ( base, NICSTAR_REG_GENERAL_PURPOSE ) & 0xFFFFFFF0;
-
-   for (i=0; i<ARRAY_SIZE(rdsrtab); i++)
-   {
-	NICSTAR_REG_WRITE( base, NICSTAR_REG_GENERAL_PURPOSE,
-		(val | rdsrtab[i]) );
-        osp_MicroDelay( CYCLE_DELAY );
-   }
-
-   /* Done sending instruction - now pull data off of bit 16, MSB first */
-   /* Data clocked out of eeprom on falling edge of clock */
-
-   rbyte = 0;
-   for (i=7, j=0; i>=0; i--)
-   {
-	NICSTAR_REG_WRITE( base, NICSTAR_REG_GENERAL_PURPOSE,
-		(val | clocktab[j++]) );
-        rbyte |= (((NICSTAR_REG_READ( base, NICSTAR_REG_GENERAL_PURPOSE)
-			& 0x00010000) >> 16) << i);
-	NICSTAR_REG_WRITE( base, NICSTAR_REG_GENERAL_PURPOSE,
-		(val | clocktab[j++]) );
-        osp_MicroDelay( CYCLE_DELAY );
-   }
-   NICSTAR_REG_WRITE( base, NICSTAR_REG_GENERAL_PURPOSE, 2 );
-   osp_MicroDelay( CYCLE_DELAY );
-   return rbyte;
+	u_int32_t val;
+	u_int32_t rbyte;
+	int32_t i, j;
+
+	/* Send read instruction */
+	val = NICSTAR_REG_READ(base, NICSTAR_REG_GENERAL_PURPOSE) & 0xFFFFFFF0;
+
+	for (i = 0; i < ARRAY_SIZE(rdsrtab); i++) {
+		NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+				  (val | rdsrtab[i]));
+		osp_MicroDelay(CYCLE_DELAY);
+	}
+
+	/* Done sending instruction - now pull data off of bit 16, MSB first */
+	/* Data clocked out of eeprom on falling edge of clock */
+
+	rbyte = 0;
+	for (i = 7, j = 0; i >= 0; i--) {
+		NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+				  (val | clocktab[j++]));
+		rbyte |= (((NICSTAR_REG_READ(base, NICSTAR_REG_GENERAL_PURPOSE)
+			    & 0x00010000) >> 16) << i);
+		NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+				  (val | clocktab[j++]));
+		osp_MicroDelay(CYCLE_DELAY);
+	}
+	NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE, 2);
+	osp_MicroDelay(CYCLE_DELAY);
+	return rbyte;
 }
 }
-#endif  /*  0  */
-
+#endif /*  0  */
 
 
 /*
 /*
  * This routine will clock the Read_data function into the X2520
  * This routine will clock the Read_data function into the X2520
  * eeprom, followed by the address to read from, through the NicSTaR's General
  * eeprom, followed by the address to read from, through the NicSTaR's General
  * Purpose register.  
  * Purpose register.  
  */
  */
- 
-static u_int8_t 
-read_eprom_byte(virt_addr_t base, u_int8_t offset)
+
+static u_int8_t read_eprom_byte(virt_addr_t base, u_int8_t offset)
 {
 {
-   u_int32_t val = 0;
-   int i,j=0;
-   u_int8_t tempread = 0;
-
-   val = NICSTAR_REG_READ( base, NICSTAR_REG_GENERAL_PURPOSE ) & 0xFFFFFFF0;
-
-   /* Send READ instruction */
-   for (i=0; i<ARRAY_SIZE(readtab); i++)
-   {
-	NICSTAR_REG_WRITE( base, NICSTAR_REG_GENERAL_PURPOSE,
-		(val | readtab[i]) );
-        osp_MicroDelay( CYCLE_DELAY );
-   }
-
-   /* Next, we need to send the byte address to read from */
-   for (i=7; i>=0; i--)
-   {
-      NICSTAR_REG_WRITE( base, NICSTAR_REG_GENERAL_PURPOSE,
-      		(val | clocktab[j++] | ((offset >> i) & 1) ) );
-      osp_MicroDelay(CYCLE_DELAY);
-      NICSTAR_REG_WRITE( base, NICSTAR_REG_GENERAL_PURPOSE,
-      		(val | clocktab[j++] | ((offset >> i) & 1) ) );
-      osp_MicroDelay( CYCLE_DELAY );
-   }
-
-   j = 0;
-   
-   /* Now, we can read data from the eeprom by clocking it in */
-   for (i=7; i>=0; i--)
-   {
-      NICSTAR_REG_WRITE( base, NICSTAR_REG_GENERAL_PURPOSE,
-      		(val | clocktab[j++]) );
-      osp_MicroDelay( CYCLE_DELAY );
-      tempread |= (((NICSTAR_REG_READ( base, NICSTAR_REG_GENERAL_PURPOSE )
-		& 0x00010000) >> 16) << i);
-      NICSTAR_REG_WRITE( base, NICSTAR_REG_GENERAL_PURPOSE,
-      		(val | clocktab[j++]) );
-      osp_MicroDelay( CYCLE_DELAY );
-   }
-
-   NICSTAR_REG_WRITE( base, NICSTAR_REG_GENERAL_PURPOSE, 2 );
-   osp_MicroDelay( CYCLE_DELAY );
-   return tempread;
+	u_int32_t val = 0;
+	int i, j = 0;
+	u_int8_t tempread = 0;
+
+	val = NICSTAR_REG_READ(base, NICSTAR_REG_GENERAL_PURPOSE) & 0xFFFFFFF0;
+
+	/* Send READ instruction */
+	for (i = 0; i < ARRAY_SIZE(readtab); i++) {
+		NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+				  (val | readtab[i]));
+		osp_MicroDelay(CYCLE_DELAY);
+	}
+
+	/* Next, we need to send the byte address to read from */
+	for (i = 7; i >= 0; i--) {
+		NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+				  (val | clocktab[j++] | ((offset >> i) & 1)));
+		osp_MicroDelay(CYCLE_DELAY);
+		NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+				  (val | clocktab[j++] | ((offset >> i) & 1)));
+		osp_MicroDelay(CYCLE_DELAY);
+	}
+
+	j = 0;
+
+	/* Now, we can read data from the eeprom by clocking it in */
+	for (i = 7; i >= 0; i--) {
+		NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+				  (val | clocktab[j++]));
+		osp_MicroDelay(CYCLE_DELAY);
+		tempread |=
+		    (((NICSTAR_REG_READ(base, NICSTAR_REG_GENERAL_PURPOSE)
+		       & 0x00010000) >> 16) << i);
+		NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+				  (val | clocktab[j++]));
+		osp_MicroDelay(CYCLE_DELAY);
+	}
+
+	NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE, 2);
+	osp_MicroDelay(CYCLE_DELAY);
+	return tempread;
 }
 }
 
 
-
-static void
-nicstar_init_eprom( virt_addr_t base )
+static void nicstar_init_eprom(virt_addr_t base)
 {
 {
-    u_int32_t val;
+	u_int32_t val;
 
 
-    /*
-     * turn chip select off
-     */
-    val = NICSTAR_REG_READ(base, NICSTAR_REG_GENERAL_PURPOSE) & 0xFFFFFFF0;
+	/*
+	 * turn chip select off
+	 */
+	val = NICSTAR_REG_READ(base, NICSTAR_REG_GENERAL_PURPOSE) & 0xFFFFFFF0;
 
 
-    NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
-    	(val | CS_HIGH | CLK_HIGH));
-    osp_MicroDelay( CYCLE_DELAY );
+	NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+			  (val | CS_HIGH | CLK_HIGH));
+	osp_MicroDelay(CYCLE_DELAY);
 
 
-    NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
-    	(val | CS_HIGH | CLK_LOW));
-    osp_MicroDelay( CYCLE_DELAY );
+	NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+			  (val | CS_HIGH | CLK_LOW));
+	osp_MicroDelay(CYCLE_DELAY);
 
 
-    NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
-    	(val | CS_HIGH | CLK_HIGH));
-    osp_MicroDelay( CYCLE_DELAY );
+	NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+			  (val | CS_HIGH | CLK_HIGH));
+	osp_MicroDelay(CYCLE_DELAY);
 
 
-    NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
-    	(val | CS_HIGH | CLK_LOW));
-    osp_MicroDelay( CYCLE_DELAY );
+	NICSTAR_REG_WRITE(base, NICSTAR_REG_GENERAL_PURPOSE,
+			  (val | CS_HIGH | CLK_LOW));
+	osp_MicroDelay(CYCLE_DELAY);
 }
 }
 
 
-
 /*
 /*
  * This routine will be the interface to the ReadPromByte function
  * This routine will be the interface to the ReadPromByte function
  * above.
  * above.
- */ 
+ */
 
 
 static void
 static void
-nicstar_read_eprom(
-    virt_addr_t	base,
-    u_int8_t	prom_offset,
-    u_int8_t	*buffer,
-    u_int32_t	nbytes )
+nicstar_read_eprom(virt_addr_t base,
+		   u_int8_t prom_offset, u_int8_t * buffer, u_int32_t nbytes)
 {
 {
-    u_int		i;
-    
-    for (i=0; i<nbytes; i++)
-    {
-	buffer[i] = read_eprom_byte( base, prom_offset );
-	++prom_offset;
- 	osp_MicroDelay( CYCLE_DELAY );
-    }
-}
-
+	u_int i;
 
 
-/*
-void osp_MicroDelay(int x) {
-    
+	for (i = 0; i < nbytes; i++) {
+		buffer[i] = read_eprom_byte(base, prom_offset);
+		++prom_offset;
+		osp_MicroDelay(CYCLE_DELAY);
+	}
 }
 }
-*/
-