patch-2.4.21 linux-2.4.21/drivers/net/wireless/orinoco_pci.c

• Lines: 262
• Date: 2003-06-13 07:51:35.000000000 -0700
• Orig file: linux-2.4.20/drivers/net/wireless/orinoco_pci.c
• Orig date: 2002-08-02 17:39:44.000000000 -0700

diff -urN linux-2.4.20/drivers/net/wireless/orinoco_pci.c linux-2.4.21/drivers/net/wireless/orinoco_pci.c
@@ -1,4 +1,4 @@
-/* orinoco_pci.c 0.01
+/* orinoco_pci.c 0.13b
  * 
  * Driver for Prism II devices that have a direct PCI interface
  * (i.e., not in a Pcmcia or PLX bridge)
@@ -10,8 +10,10 @@
  * Some of this code is "inspired" by linux-wlan-ng-0.1.10, but nothing
  * has been copied from it. linux-wlan-ng-0.1.10 is originally :
  *	Copyright (C) 1999 AbsoluteValue Systems, Inc.  All Rights Reserved.
- * The rest is :
+ * This file originally written by:
  *	Copyright (C) 2001 Jean Tourrilhes <jt@hpl.hp.com>
+ * And is now maintained by:
+ *	Copyright (C) 2002 David Gibson, IBM Corporation <herme@gibson.dropbear.id.au>
  *
  * The contents of this file are subject to the Mozilla Public License
  * Version 1.1 (the "License"); you may not use this file except in
@@ -97,7 +99,6 @@
 #include <asm/uaccess.h>
 #include <asm/io.h>
 #include <asm/system.h>
-#include <linux/proc_fs.h>
 #include <linux/netdevice.h>
 #include <linux/if_arp.h>
 #include <linux/etherdevice.h>
@@ -122,41 +123,6 @@
 #define HERMES_PCI_COR_OFFT	(500)		/* ms */
 #define HERMES_PCI_COR_BUSYT	(500)		/* ms */
 
-MODULE_AUTHOR("Jean Tourrilhes <jt@hpl.hp.com>");
-MODULE_DESCRIPTION("Driver for wireless LAN cards using direct PCI interface");
-MODULE_LICENSE("Dual MPL/GPL");
-
-static int orinoco_pci_open(struct net_device *dev)
-{
-	struct orinoco_private *priv = (struct orinoco_private *) dev->priv;
-	int err;
-
-	netif_device_attach(dev);
-
-	err = orinoco_reset(priv);
-	if (err)
-		printk(KERN_ERR "%s: orinoco_reset failed in orinoco_pci_open()",
-		       dev->name);
-	else
-		netif_start_queue(dev);
-
-	return err;
-}
-
-static int orinoco_pci_stop(struct net_device *dev)
-{
-	struct orinoco_private *priv = (struct orinoco_private *) dev->priv;
-	netif_stop_queue(dev);
-	orinoco_shutdown(priv);
-	return 0;
-}
-
-static void
-orinoco_pci_interrupt(int irq, void *dev_id, struct pt_regs *regs)
-{
-	orinoco_interrupt(irq, (struct orinoco_private *)dev_id, regs);
-}
-
 /*
  * Do a soft reset of the PCI card using the Configuration Option Register
  * We need this to get going...
@@ -179,7 +145,6 @@
 
 	TRACE_ENTER(priv->ndev->name);
 
-
 	/* Assert the reset until the card notice */
 	hermes_write_regn(hw, PCI_COR, HERMES_PCI_COR_MASK);
 	printk(KERN_NOTICE "Reset done");
@@ -235,8 +200,6 @@
 	struct net_device *dev = NULL;
 	int netdev_registered = 0;
 
-	TRACE_ENTER("orinoco_pci");
-
 	err = pci_enable_device(pdev);
 	if (err)
 		return -EIO;
@@ -249,7 +212,7 @@
 		goto fail;
 
 	/* Usual setup of structures */
-	dev = alloc_orinocodev(0);
+	dev = alloc_orinocodev(0, NULL);
 	if (! dev) {
 		err = -ENOMEM;
 		goto fail;
@@ -259,9 +222,6 @@
 	dev->base_addr = (int) pci_ioaddr;
         dev->mem_start = (unsigned long) pci_iorange;
         dev->mem_end = ((unsigned long) pci_iorange) + pci_iolen - 1;
-	dev->open = orinoco_pci_open;
-	dev->stop = orinoco_pci_stop;
-/*  	priv->card_reset_handler = orinoco_pci_cor_reset; */
 
 	SET_MODULE_OWNER(dev);
 
@@ -272,7 +232,7 @@
 	hermes_struct_init(&(priv->hw), dev->base_addr, HERMES_MEM, HERMES_32BIT_REGSPACING);
 	pci_set_drvdata(pdev, dev);
 
-	err = request_irq(pdev->irq, orinoco_pci_interrupt, SA_SHIRQ, dev->name, priv);
+	err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, dev->name, priv);
 	if (err) {
 		printk(KERN_ERR "orinoco_pci: Error allocating IRQ %d.\n", pdev->irq);
 		err = -EBUSY;
@@ -291,25 +251,15 @@
 	priv->firmware_type = FIRMWARE_TYPE_INTERSIL;
 
 	err = register_netdev(dev);
-	if (err)
-		goto fail;
-	netdev_registered = 1;
-
-	err = orinoco_proc_dev_init(priv);
 	if (err) {
-		printk(KERN_ERR "%s: Failed to create /proc node\n", dev->name);
-		err = -EIO;
+		printk(KERN_ERR "%s: Failed to register net device\n", dev->name);
 		goto fail;
 	}
-
-	TRACE_EXIT("orinoco_pci");
+	netdev_registered = 1;
 
         return 0;               /* succeeded */
  fail:
-	printk(KERN_DEBUG "orinoco_pci: init_one(), FAIL!\n");
-
 	if (dev) {
-		orinoco_proc_dev_cleanup(priv);
 		if (netdev_registered)
 			unregister_netdev(dev);
 
@@ -330,13 +280,9 @@
 	struct net_device *dev = pci_get_drvdata(pdev);
 	struct orinoco_private *priv = dev->priv;
 
-	TRACE_ENTER("orinoco_pci");
-
 	if (! dev)
 		BUG();
 
-	orinoco_proc_dev_cleanup(priv);
-
 	unregister_netdev(dev);
 
         if (dev->irq)
@@ -345,13 +291,76 @@
 	if (priv->hw.iobase)
 		iounmap((unsigned char *) priv->hw.iobase);
 
+	pci_set_drvdata(pdev, NULL);
 	kfree(dev);
 
 	pci_disable_device(pdev);
+}
+
+static int orinoco_pci_suspend(struct pci_dev *pdev, u32 state)
+{
+	struct net_device *dev = pci_get_drvdata(pdev);
+	struct orinoco_private *priv = dev->priv;
+	unsigned long flags;
+	int err;
+	
+	printk(KERN_DEBUG "%s: Orinoco-PCI entering sleep mode (state=%d)\n",
+	       dev->name, state);
+
+	err = orinoco_lock(priv, &flags);
+	if (err) {
+		printk(KERN_ERR "%s: hw_unavailable on orinoco_pci_suspend\n",
+		       dev->name);
+		return err;
+	}
+
+	err = __orinoco_down(dev);
+	if (err)
+		printk(KERN_WARNING "%s: orinoco_pci_suspend(): Error %d downing interface\n",
+		       dev->name, err);
+	
+	netif_device_detach(dev);
+
+	priv->hw_unavailable = 1;
+	
+	orinoco_unlock(priv, &flags);
 
-	TRACE_EXIT("orinoco_pci");
+	return 0;
 }
 
+static int orinoco_pci_resume(struct pci_dev *pdev)
+{
+	struct net_device *dev = pci_get_drvdata(pdev);
+	struct orinoco_private *priv = dev->priv;
+	unsigned long flags;
+	int err;
+
+	printk(KERN_DEBUG "%s: Orinoco-PCI waking up\n", dev->name);
+
+	err = orinoco_reinit_firmware(dev);
+	if (err) {
+		printk(KERN_ERR "%s: Error %d re-initializing firmware on orinoco_pci_resume()\n",
+		       dev->name, err);
+		return err;
+	}
+
+	spin_lock_irqsave(&priv->lock, flags);
+
+	netif_device_attach(dev);
+
+	if (priv->open) {
+		err = __orinoco_up(dev);
+		if (err)
+			printk(KERN_ERR "%s: Error %d restarting card on orinoco_pci_resume()\n",
+			       dev->name, err);
+	}
+	
+	priv->hw_unavailable = 0;
+	
+	spin_unlock_irqrestore(&priv->lock, flags);
+
+	return 0;
+}
 
 static struct pci_device_id orinoco_pci_pci_id_table[] __devinitdata = {
 	{0x1260, 0x3873, PCI_ANY_ID, PCI_ANY_ID,},
@@ -361,16 +370,22 @@
 MODULE_DEVICE_TABLE(pci, orinoco_pci_pci_id_table);
 
 static struct pci_driver orinoco_pci_driver = {
-	name:"orinoco_pci",
-	id_table:orinoco_pci_pci_id_table,
-	probe:orinoco_pci_init_one,
-	remove:__devexit_p(orinoco_pci_remove_one),
-	suspend:0,
-	resume:0
+	.name		= "orinoco_pci",
+	.id_table	= orinoco_pci_pci_id_table,
+	.probe		= orinoco_pci_init_one,
+	.remove		= __devexit_p(orinoco_pci_remove_one),
+	.suspend	= orinoco_pci_suspend,
+	.resume		= orinoco_pci_resume,
 };
 
+static char version[] __initdata = "orinoco_pci.c 0.13b (David Gibson <hermes@gibson.dropbear.id.au> & Jean Tourrilhes <jt@hpl.hp.com>)";
+MODULE_AUTHOR("David Gibson <hermes@gibson.dropbear.id.au>");
+MODULE_DESCRIPTION("Driver for wireless LAN cards using direct PCI interface");
+MODULE_LICENSE("Dual MPL/GPL");
+
 static int __init orinoco_pci_init(void)
 {
+	printk(KERN_DEBUG "%s\n", version);
 	return pci_module_init(&orinoco_pci_driver);
 }