/* orinoco_nortel.c
- *
+ *
* Driver for Prism II devices which would usually be driven by orinoco_cs,
* but are connected to the PCI bus by a PCI-to-PCMCIA adapter used in
* Nortel emobility, Symbol LA-4113 and Symbol LA-4123.
- * but are connected to the PCI bus by a Nortel PCI-PCMCIA-Adapter.
*
* Copyright (C) 2002 Tobias Hoffmann
* (C) 2003 Christoph Jungegger <disdos@traum404.de>
#define DRIVER_NAME "orinoco_nortel"
#define PFX DRIVER_NAME ": "
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <pcmcia/cisreg.h>
#include "orinoco.h"
+#include "orinoco_pci.h"
#define COR_OFFSET (0xe0) /* COR attribute offset of Prism2 PC card */
#define COR_VALUE (COR_LEVEL_REQ | COR_FUNC_ENA) /* Enable PC card with interrupt in level trigger */
-/* Nortel specific data */
-struct nortel_pci_card {
- unsigned long iobase1;
- unsigned long iobase2;
-};
-
/*
- * Do a soft reset of the PCI card using the Configuration Option Register
+ * Do a soft reset of the card using the Configuration Option Register
* We need this to get going...
* This is the part of the code that is strongly inspired from wlan-ng
*
* Note bis : Don't try to access HERMES_CMD during the reset phase.
* It just won't work !
*/
-static int nortel_pci_cor_reset(struct orinoco_private *priv)
+static int orinoco_nortel_cor_reset(struct orinoco_private *priv)
{
- struct nortel_pci_card *card = priv->card;
+ struct orinoco_pci_card *card = priv->card;
- /* Assert the reset until the card notice */
- outw_p(8, card->iobase1 + 2);
- inw(card->iobase2 + COR_OFFSET);
- outw_p(0x80, card->iobase2 + COR_OFFSET);
+ /* Assert the reset until the card notices */
+ iowrite16(8, card->bridge_io + 2);
+ ioread16(card->attr_io + COR_OFFSET);
+ iowrite16(0x80, card->attr_io + COR_OFFSET);
mdelay(1);
/* Give time for the card to recover from this hard effort */
- outw_p(0, card->iobase2 + COR_OFFSET);
- outw_p(0, card->iobase2 + COR_OFFSET);
+ iowrite16(0, card->attr_io + COR_OFFSET);
+ iowrite16(0, card->attr_io + COR_OFFSET);
mdelay(1);
- /* set COR as usual */
- outw_p(COR_VALUE, card->iobase2 + COR_OFFSET);
- outw_p(COR_VALUE, card->iobase2 + COR_OFFSET);
+ /* Set COR as usual */
+ iowrite16(COR_VALUE, card->attr_io + COR_OFFSET);
+ iowrite16(COR_VALUE, card->attr_io + COR_OFFSET);
mdelay(1);
- outw_p(0x228, card->iobase1 + 2);
+ iowrite16(0x228, card->bridge_io + 2);
return 0;
}
-static int nortel_pci_hw_init(struct nortel_pci_card *card)
+static int orinoco_nortel_hw_init(struct orinoco_pci_card *card)
{
int i;
u32 reg;
- /* setup bridge */
- if (inw(card->iobase1) & 1) {
+ /* Setup bridge */
+ if (ioread16(card->bridge_io) & 1) {
printk(KERN_ERR PFX "brg1 answer1 wrong\n");
return -EBUSY;
}
- outw_p(0x118, card->iobase1 + 2);
- outw_p(0x108, card->iobase1 + 2);
+ iowrite16(0x118, card->bridge_io + 2);
+ iowrite16(0x108, card->bridge_io + 2);
mdelay(30);
- outw_p(0x8, card->iobase1 + 2);
+ iowrite16(0x8, card->bridge_io + 2);
for (i = 0; i < 30; i++) {
mdelay(30);
- if (inw(card->iobase1) & 0x10) {
+ if (ioread16(card->bridge_io) & 0x10) {
break;
}
}
printk(KERN_ERR PFX "brg1 timed out\n");
return -EBUSY;
}
- if (inw(card->iobase2 + 0xe0) & 1) {
+ if (ioread16(card->attr_io + COR_OFFSET) & 1) {
printk(KERN_ERR PFX "brg2 answer1 wrong\n");
return -EBUSY;
}
- if (inw(card->iobase2 + 0xe2) & 1) {
+ if (ioread16(card->attr_io + COR_OFFSET + 2) & 1) {
printk(KERN_ERR PFX "brg2 answer2 wrong\n");
return -EBUSY;
}
- if (inw(card->iobase2 + 0xe4) & 1) {
+ if (ioread16(card->attr_io + COR_OFFSET + 4) & 1) {
printk(KERN_ERR PFX "brg2 answer3 wrong\n");
return -EBUSY;
}
- /* set the PCMCIA COR-Register */
- outw_p(COR_VALUE, card->iobase2 + COR_OFFSET);
+ /* Set the PCMCIA COR register */
+ iowrite16(COR_VALUE, card->attr_io + COR_OFFSET);
mdelay(1);
- reg = inw(card->iobase2 + COR_OFFSET);
+ reg = ioread16(card->attr_io + COR_OFFSET);
if (reg != COR_VALUE) {
printk(KERN_ERR PFX "Error setting COR value (reg=%x)\n",
reg);
return -EBUSY;
}
- /* set leds */
- outw_p(1, card->iobase1 + 10);
+ /* Set LEDs */
+ iowrite16(1, card->bridge_io + 10);
return 0;
}
-static int nortel_pci_init_one(struct pci_dev *pdev,
- const struct pci_device_id *ent)
+static int orinoco_nortel_init_one(struct pci_dev *pdev,
+ const struct pci_device_id *ent)
{
int err;
struct orinoco_private *priv;
- struct nortel_pci_card *card;
+ struct orinoco_pci_card *card;
struct net_device *dev;
- void __iomem *iomem;
+ void __iomem *hermes_io, *bridge_io, *attr_io;
err = pci_enable_device(pdev);
if (err) {
}
err = pci_request_regions(pdev, DRIVER_NAME);
- if (err != 0) {
+ if (err) {
printk(KERN_ERR PFX "Cannot obtain PCI resources\n");
goto fail_resources;
}
- iomem = pci_iomap(pdev, 2, 0);
- if (!iomem) {
- err = -ENOMEM;
- goto fail_map_io;
+ bridge_io = pci_iomap(pdev, 0, 0);
+ if (!bridge_io) {
+ printk(KERN_ERR PFX "Cannot map bridge registers\n");
+ err = -EIO;
+ goto fail_map_bridge;
+ }
+
+ attr_io = pci_iomap(pdev, 1, 0);
+ if (!attr_io) {
+ printk(KERN_ERR PFX "Cannot map PCMCIA attributes\n");
+ err = -EIO;
+ goto fail_map_attr;
+ }
+
+ hermes_io = pci_iomap(pdev, 2, 0);
+ if (!hermes_io) {
+ printk(KERN_ERR PFX "Cannot map chipset registers\n");
+ err = -EIO;
+ goto fail_map_hermes;
}
/* Allocate network device */
- dev = alloc_orinocodev(sizeof(*card), nortel_pci_cor_reset);
+ dev = alloc_orinocodev(sizeof(*card), orinoco_nortel_cor_reset);
if (!dev) {
printk(KERN_ERR PFX "Cannot allocate network device\n");
err = -ENOMEM;
priv = netdev_priv(dev);
card = priv->card;
- card->iobase1 = pci_resource_start(pdev, 0);
- card->iobase2 = pci_resource_start(pdev, 1);
- dev->base_addr = pci_resource_start(pdev, 2);
+ card->bridge_io = bridge_io;
+ card->attr_io = attr_io;
SET_MODULE_OWNER(dev);
SET_NETDEV_DEV(dev, &pdev->dev);
- hermes_struct_init(&priv->hw, iomem, HERMES_16BIT_REGSPACING);
+ hermes_struct_init(&priv->hw, hermes_io, HERMES_16BIT_REGSPACING);
- printk(KERN_DEBUG PFX "Detected Nortel PCI device at %s irq:%d, "
- "io addr:0x%lx\n", pci_name(pdev), pdev->irq, dev->base_addr);
-
- err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ,
+ err = request_irq(pdev->irq, orinoco_interrupt, IRQF_SHARED,
dev->name, dev);
if (err) {
printk(KERN_ERR PFX "Cannot allocate IRQ %d\n", pdev->irq);
err = -EBUSY;
goto fail_irq;
}
- dev->irq = pdev->irq;
- err = nortel_pci_hw_init(card);
+ err = orinoco_nortel_hw_init(card);
if (err) {
printk(KERN_ERR PFX "Hardware initialization failed\n");
goto fail;
}
- err = nortel_pci_cor_reset(priv);
+ err = orinoco_nortel_cor_reset(priv);
if (err) {
printk(KERN_ERR PFX "Initial reset failed\n");
goto fail;
}
-
err = register_netdev(dev);
if (err) {
printk(KERN_ERR PFX "Cannot register network device\n");
}
pci_set_drvdata(pdev, dev);
+ printk(KERN_DEBUG "%s: " DRIVER_NAME " at %s\n", dev->name,
+ pci_name(pdev));
return 0;
free_orinocodev(dev);
fail_alloc:
- pci_iounmap(pdev, iomem);
+ pci_iounmap(pdev, hermes_io);
- fail_map_io:
+ fail_map_hermes:
+ pci_iounmap(pdev, attr_io);
+
+ fail_map_attr:
+ pci_iounmap(pdev, bridge_io);
+
+ fail_map_bridge:
pci_release_regions(pdev);
fail_resources:
return err;
}
-static void __devexit nortel_pci_remove_one(struct pci_dev *pdev)
+static void __devexit orinoco_nortel_remove_one(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
struct orinoco_private *priv = netdev_priv(dev);
- struct nortel_pci_card *card = priv->card;
+ struct orinoco_pci_card *card = priv->card;
- /* clear leds */
- outw_p(0, card->iobase1 + 10);
+ /* Clear LEDs */
+ iowrite16(0, card->bridge_io + 10);
unregister_netdev(dev);
- free_irq(dev->irq, dev);
+ free_irq(pdev->irq, dev);
pci_set_drvdata(pdev, NULL);
free_orinocodev(dev);
pci_iounmap(pdev, priv->hw.iobase);
+ pci_iounmap(pdev, card->attr_io);
+ pci_iounmap(pdev, card->bridge_io);
pci_release_regions(pdev);
pci_disable_device(pdev);
}
-
-static struct pci_device_id nortel_pci_id_table[] = {
+static struct pci_device_id orinoco_nortel_id_table[] = {
/* Nortel emobility PCI */
{0x126c, 0x8030, PCI_ANY_ID, PCI_ANY_ID,},
/* Symbol LA-4123 PCI */
{0,},
};
-MODULE_DEVICE_TABLE(pci, nortel_pci_id_table);
+MODULE_DEVICE_TABLE(pci, orinoco_nortel_id_table);
-static struct pci_driver nortel_pci_driver = {
- .name = DRIVER_NAME,
- .id_table = nortel_pci_id_table,
- .probe = nortel_pci_init_one,
- .remove = __devexit_p(nortel_pci_remove_one),
+static struct pci_driver orinoco_nortel_driver = {
+ .name = DRIVER_NAME,
+ .id_table = orinoco_nortel_id_table,
+ .probe = orinoco_nortel_init_one,
+ .remove = __devexit_p(orinoco_nortel_remove_one),
+ .suspend = orinoco_pci_suspend,
+ .resume = orinoco_pci_resume,
};
static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION
("Driver for wireless LAN cards using the Nortel PCI bridge");
MODULE_LICENSE("Dual MPL/GPL");
-static int __init nortel_pci_init(void)
+static int __init orinoco_nortel_init(void)
{
printk(KERN_DEBUG "%s\n", version);
- return pci_module_init(&nortel_pci_driver);
+ return pci_module_init(&orinoco_nortel_driver);
}
-static void __exit nortel_pci_exit(void)
+static void __exit orinoco_nortel_exit(void)
{
- pci_unregister_driver(&nortel_pci_driver);
- ssleep(1);
+ pci_unregister_driver(&orinoco_nortel_driver);
}
-module_init(nortel_pci_init);
-module_exit(nortel_pci_exit);
+module_init(orinoco_nortel_init);
+module_exit(orinoco_nortel_exit);
/*
* Local variables:
git://git.onelab.eu / linux-2.6.git / blobdiff