diff options
Diffstat (limited to 'drivers/net/wireless/orinoco_nortel.c')
-rw-r--r-- | drivers/net/wireless/orinoco_nortel.c | 171 |
1 files changed, 92 insertions, 79 deletions
diff --git a/drivers/net/wireless/orinoco_nortel.c b/drivers/net/wireless/orinoco_nortel.c index d1a670b..74b9d5b 100644 --- a/drivers/net/wireless/orinoco_nortel.c +++ b/drivers/net/wireless/orinoco_nortel.c @@ -1,9 +1,8 @@ /* 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> @@ -50,67 +49,62 @@ #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; } } @@ -118,42 +112,42 @@ static int nortel_pci_hw_init(struct nortel_pci_card *card) 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) { @@ -162,19 +156,34 @@ static int nortel_pci_init_one(struct pci_dev *pdev, } 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; @@ -183,16 +192,12 @@ static int nortel_pci_init_one(struct pci_dev *pdev, 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); - - 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); + hermes_struct_init(&priv->hw, hermes_io, HERMES_16BIT_REGSPACING); err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, dev->name, dev); @@ -201,21 +206,19 @@ static int nortel_pci_init_one(struct pci_dev *pdev, 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"); @@ -223,6 +226,8 @@ static int nortel_pci_init_one(struct pci_dev *pdev, } pci_set_drvdata(pdev, dev); + printk(KERN_DEBUG "%s: " DRIVER_NAME " at %s\n", dev->name, + pci_name(pdev)); return 0; @@ -234,9 +239,15 @@ static int nortel_pci_init_one(struct pci_dev *pdev, 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: @@ -245,26 +256,27 @@ static int nortel_pci_init_one(struct pci_dev *pdev, 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 */ @@ -272,13 +284,15 @@ static struct pci_device_id nortel_pci_id_table[] = { {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 @@ -288,20 +302,19 @@ MODULE_DESCRIPTION ("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: |