/* 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.
#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
* We need this to get going...
* 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);
+ 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);
-
- 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);
err = -EBUSY;
goto fail_irq;
}
- dev->irq = pdev->irq;
+ orinoco_pci_setup_netdev(dev, pdev, 2);
- 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");
free_orinocodev(dev);
fail_alloc:
- pci_iounmap(pdev, iomem);
+ pci_iounmap(pdev, hermes_io);
+
+ fail_map_hermes:
+ pci_iounmap(pdev, attr_io);
+
+ fail_map_attr:
+ pci_iounmap(pdev, bridge_io);
- fail_map_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);
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 int orinoco_nortel_suspend(struct pci_dev *pdev, pm_message_t state)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct orinoco_private *priv = netdev_priv(dev);
- unsigned long flags;
- int err;
-
- err = orinoco_lock(priv, &flags);
- if (err) {
- printk(KERN_ERR "%s: cannot lock hardware for suspend\n",
- dev->name);
- return err;
- }
-
- err = __orinoco_down(dev);
- if (err)
- printk(KERN_WARNING "%s: error %d bringing interface down "
- "for suspend\n", dev->name, err);
-
- netif_device_detach(dev);
-
- priv->hw_unavailable++;
-
- orinoco_unlock(priv, &flags);
-
- free_irq(pdev->irq, dev);
- pci_save_state(pdev);
- pci_disable_device(pdev);
- pci_set_power_state(pdev, PCI_D3hot);
-
- return 0;
-}
-
-static int orinoco_nortel_resume(struct pci_dev *pdev)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct orinoco_private *priv = netdev_priv(dev);
- unsigned long flags;
- int err;
-
- pci_set_power_state(pdev, 0);
- pci_enable_device(pdev);
- pci_restore_state(pdev);
-
- err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ,
- dev->name, dev);
- if (err) {
- printk(KERN_ERR "%s: cannot re-allocate IRQ on resume\n",
- dev->name);
- pci_disable_device(pdev);
- return -EBUSY;
- }
-
- err = orinoco_reinit_firmware(dev);
- if (err) {
- printk(KERN_ERR "%s: error %d re-initializing firmware "
- "on resume\n", dev->name, err);
- return err;
- }
-
- spin_lock_irqsave(&priv->lock, flags);
-
- netif_device_attach(dev);
-
- priv->hw_unavailable--;
-
- if (priv->open && (! priv->hw_unavailable)) {
- err = __orinoco_up(dev);
- if (err)
- printk(KERN_ERR "%s: Error %d restarting card on resume\n",
- dev->name, err);
- }
-
- spin_unlock_irqrestore(&priv->lock, flags);
-
- return 0;
-}
-
-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 = {
+static struct pci_driver orinoco_nortel_driver = {
.name = DRIVER_NAME,
- .id_table = nortel_pci_id_table,
- .probe = nortel_pci_init_one,
- .remove = __devexit_p(nortel_pci_remove_one),
- .suspend = orinoco_nortel_suspend,
- .resume = orinoco_nortel_resume,
+ .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:
#include <linux/pci.h>
#include "orinoco.h"
+#include "orinoco_pci.h"
/* All the magic there is from wlan-ng */
/* Magic offset of the reset register of the PCI card */
#define HERMES_PCI_COR_OFFT (500) /* ms */
#define HERMES_PCI_COR_BUSYT (500) /* ms */
-/* Orinoco PCI specific data */
-struct orinoco_pci_card {
- void __iomem *pci_ioaddr;
-};
-
/*
* Do a soft reset of the PCI card using the Configuration Option Register
* We need this to get going...
* Note bis : Don't try to access HERMES_CMD during the reset phase.
* It just won't work !
*/
-static int
-orinoco_pci_cor_reset(struct orinoco_private *priv)
+static int orinoco_pci_cor_reset(struct orinoco_private *priv)
{
hermes_t *hw = &priv->hw;
- unsigned long timeout;
- u16 reg;
+ unsigned long timeout;
+ u16 reg;
/* Assert the reset until the card notice */
hermes_write_regn(hw, PCI_COR, HERMES_PCI_COR_MASK);
return 0;
}
-/*
- * Initialise a card. Mostly similar to PLX code.
- */
static int orinoco_pci_init_one(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
- int err = 0;
- void __iomem *pci_ioaddr = NULL;
- struct orinoco_private *priv = NULL;
+ int err;
+ struct orinoco_private *priv;
struct orinoco_pci_card *card;
- struct net_device *dev = NULL;
+ struct net_device *dev;
+ void __iomem *hermes_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;
}
- /* Resource 0 is mapped to the hermes registers */
- pci_ioaddr = pci_iomap(pdev, 0, 0);
- if (!pci_ioaddr) {
+ hermes_io = pci_iomap(pdev, 0, 0);
+ if (!hermes_io) {
+ printk(KERN_ERR PFX "Cannot remap chipset registers\n");
err = -EIO;
- printk(KERN_ERR PFX "Cannot remap hardware registers\n");
- goto fail_map;
+ goto fail_map_hermes;
}
/* Allocate network device */
dev = alloc_orinocodev(sizeof(*card), orinoco_pci_cor_reset);
- if (! dev) {
+ if (!dev) {
+ printk(KERN_ERR PFX "Cannot allocate network device\n");
err = -ENOMEM;
goto fail_alloc;
}
priv = netdev_priv(dev);
card = priv->card;
- card->pci_ioaddr = pci_ioaddr;
- dev->mem_start = pci_resource_start(pdev, 0);
- dev->mem_end = dev->mem_start + pci_resource_len(pdev, 0) - 1;
SET_MODULE_OWNER(dev);
SET_NETDEV_DEV(dev, &pdev->dev);
- hermes_struct_init(&priv->hw, pci_ioaddr, HERMES_32BIT_REGSPACING);
-
- printk(KERN_DEBUG PFX "Detected device %s, mem:0x%lx-0x%lx, irq %d\n",
- pci_name(pdev), dev->mem_start, dev->mem_end, pdev->irq);
+ hermes_struct_init(&priv->hw, hermes_io, HERMES_32BIT_REGSPACING);
err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ,
dev->name, dev);
err = -EBUSY;
goto fail_irq;
}
- dev->irq = pdev->irq;
+ orinoco_pci_setup_netdev(dev, pdev, 0);
- /* Perform a COR reset to start the card */
err = orinoco_pci_cor_reset(priv);
if (err) {
printk(KERN_ERR PFX "Initial reset failed\n");
err = register_netdev(dev);
if (err) {
- printk(KERN_ERR PFX "Failed to register net device\n");
+ printk(KERN_ERR PFX "Cannot register network device\n");
goto fail;
}
free_orinocodev(dev);
fail_alloc:
- iounmap(pci_ioaddr);
+ pci_iounmap(pdev, hermes_io);
- fail_map:
+ fail_map_hermes:
pci_release_regions(pdev);
fail_resources:
{
struct net_device *dev = pci_get_drvdata(pdev);
struct orinoco_private *priv = netdev_priv(dev);
- struct orinoco_pci_card *card = priv->card;
unregister_netdev(dev);
free_irq(dev->irq, dev);
pci_set_drvdata(pdev, NULL);
free_orinocodev(dev);
- iounmap(card->pci_ioaddr);
+ pci_iounmap(pdev, priv->hw.iobase);
pci_release_regions(pdev);
pci_disable_device(pdev);
}
-static int orinoco_pci_suspend(struct pci_dev *pdev, pm_message_t state)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct orinoco_private *priv = netdev_priv(dev);
- unsigned long flags;
- int err;
-
-
- 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++;
-
- orinoco_unlock(priv, &flags);
-
- free_irq(pdev->irq, dev);
- pci_save_state(pdev);
- pci_disable_device(pdev);
- pci_set_power_state(pdev, PCI_D3hot);
-
- return 0;
-}
-
-static int orinoco_pci_resume(struct pci_dev *pdev)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct orinoco_private *priv = netdev_priv(dev);
- unsigned long flags;
- int err;
-
- printk(KERN_DEBUG "%s: Orinoco-PCI waking up\n", dev->name);
-
- pci_set_power_state(pdev, 0);
- pci_enable_device(pdev);
- pci_restore_state(pdev);
-
- err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ,
- dev->name, dev);
- if (err) {
- printk(KERN_ERR "%s: Cannot re-allocate IRQ\n", dev->name);
- pci_disable_device(pdev);
- return -EBUSY;
- }
-
- 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);
-
- priv->hw_unavailable--;
-
- if (priv->open && (! priv->hw_unavailable)) {
- err = __orinoco_up(dev);
- if (err)
- printk(KERN_ERR "%s: Error %d restarting card on orinoco_pci_resume()\n",
- dev->name, err);
- }
-
- spin_unlock_irqrestore(&priv->lock, flags);
-
- return 0;
-}
-
-static struct pci_device_id orinoco_pci_pci_id_table[] = {
+static struct pci_device_id orinoco_pci_id_table[] = {
/* Intersil Prism 3 */
{0x1260, 0x3872, PCI_ANY_ID, PCI_ANY_ID,},
/* Intersil Prism 2.5 */
{0,},
};
-MODULE_DEVICE_TABLE(pci, orinoco_pci_pci_id_table);
+MODULE_DEVICE_TABLE(pci, orinoco_pci_id_table);
static struct pci_driver orinoco_pci_driver = {
.name = DRIVER_NAME,
- .id_table = orinoco_pci_pci_id_table,
+ .id_table = orinoco_pci_id_table,
.probe = orinoco_pci_init_one,
.remove = __devexit_p(orinoco_pci_remove_one),
.suspend = orinoco_pci_suspend,
--- /dev/null
+/* orinoco_pci.h
+ *
+ * Common code for all Orinoco drivers for PCI devices, including
+ * both native PCI and PCMCIA-to-PCI bridges.
+ *
+ * Copyright (C) 2005, Pavel Roskin.
+ * See orinoco.c for license.
+ */
+
+#ifndef _ORINOCO_PCI_H
+#define _ORINOCO_PCI_H
+
+#include <linux/netdevice.h>
+
+/* Driver specific data */
+struct orinoco_pci_card {
+ void __iomem *bridge_io;
+ void __iomem *attr_io;
+};
+
+/* Set base address or memory range of the network device based on
+ * the PCI device it's using. Specify BAR of the "main" resource.
+ * To be used after request_irq(). */
+static inline void orinoco_pci_setup_netdev(struct net_device *dev,
+ struct pci_dev *pdev, int bar)
+{
+ char *range_type;
+ unsigned long start = pci_resource_start(pdev, bar);
+ unsigned long len = pci_resource_len(pdev, bar);
+ unsigned long flags = pci_resource_flags(pdev, bar);
+ unsigned long end = start + len - 1;
+
+ dev->irq = pdev->irq;
+ if (flags & IORESOURCE_IO) {
+ dev->base_addr = start;
+ range_type = "ports";
+ } else {
+ dev->mem_start = start;
+ dev->mem_end = end;
+ range_type = "memory";
+ }
+
+ printk(KERN_DEBUG PFX "%s: irq %d, %s 0x%lx-0x%lx\n",
+ pci_name(pdev), pdev->irq, range_type, start, end);
+}
+
+static int orinoco_pci_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct orinoco_private *priv = netdev_priv(dev);
+ unsigned long flags;
+ int err;
+
+ err = orinoco_lock(priv, &flags);
+ if (err) {
+ printk(KERN_ERR "%s: cannot lock hardware for suspend\n",
+ dev->name);
+ return err;
+ }
+
+ err = __orinoco_down(dev);
+ if (err)
+ printk(KERN_WARNING "%s: error %d bringing interface down "
+ "for suspend\n", dev->name, err);
+
+ netif_device_detach(dev);
+
+ priv->hw_unavailable++;
+
+ orinoco_unlock(priv, &flags);
+
+ free_irq(pdev->irq, dev);
+ pci_save_state(pdev);
+ pci_disable_device(pdev);
+ pci_set_power_state(pdev, PCI_D3hot);
+
+ return 0;
+}
+
+static int orinoco_pci_resume(struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct orinoco_private *priv = netdev_priv(dev);
+ unsigned long flags;
+ int err;
+
+ pci_set_power_state(pdev, 0);
+ pci_enable_device(pdev);
+ pci_restore_state(pdev);
+
+ err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ,
+ dev->name, dev);
+ if (err) {
+ printk(KERN_ERR "%s: cannot re-allocate IRQ on resume\n",
+ dev->name);
+ pci_disable_device(pdev);
+ return -EBUSY;
+ }
+
+ err = orinoco_reinit_firmware(dev);
+ if (err) {
+ printk(KERN_ERR "%s: error %d re-initializing firmware "
+ "on resume\n", dev->name, err);
+ return err;
+ }
+
+ spin_lock_irqsave(&priv->lock, flags);
+
+ netif_device_attach(dev);
+
+ priv->hw_unavailable--;
+
+ if (priv->open && (! priv->hw_unavailable)) {
+ err = __orinoco_up(dev);
+ if (err)
+ printk(KERN_ERR "%s: Error %d restarting card on resume\n",
+ dev->name, err);
+ }
+
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ return 0;
+}
+
+#endif /* _ORINOCO_PCI_H */
* Caution: this is experimental and probably buggy. For success and
* failure reports for different cards and adaptors, see
- * orinoco_plx_pci_id_table near the end of the file. If you have a
+ * orinoco_plx_id_table near the end of the file. If you have a
* card we don't have the PCI id for, and looks like it should work,
* drop me mail with the id and "it works"/"it doesn't work".
*
#include <pcmcia/cisreg.h>
#include "orinoco.h"
+#include "orinoco_pci.h"
#define COR_OFFSET (0x3e0) /* COR attribute offset of Prism2 PC card */
#define COR_VALUE (COR_LEVEL_REQ | COR_FUNC_ENA) /* Enable PC card with interrupt in level trigger */
#define PLX_INTCSR 0x4c /* Interrupt Control & Status Register */
#define PLX_INTCSR_INTEN (1<<6) /* Interrupt Enable bit */
-static const u8 cis_magic[] = {
- 0x01, 0x03, 0x00, 0x00, 0xff, 0x17, 0x04, 0x67
-};
-
-/* Orinoco PLX specific data */
-struct orinoco_plx_card {
- void __iomem *attr_mem;
-};
-
/*
* Do a soft reset of the card using the Configuration Option Register
*/
static int orinoco_plx_cor_reset(struct orinoco_private *priv)
{
hermes_t *hw = &priv->hw;
- struct orinoco_plx_card *card = priv->card;
- u8 __iomem *attr_mem = card->attr_mem;
+ struct orinoco_pci_card *card = priv->card;
unsigned long timeout;
u16 reg;
- writeb(COR_VALUE | COR_RESET, attr_mem + COR_OFFSET);
+ iowrite8(COR_VALUE | COR_RESET, card->attr_io + COR_OFFSET);
mdelay(1);
- writeb(COR_VALUE, attr_mem + COR_OFFSET);
+ iowrite8(COR_VALUE, card->attr_io + COR_OFFSET);
mdelay(1);
/* Just in case, wait more until the card is no longer busy */
reg = hermes_read_regn(hw, CMD);
}
- /* Did we timeout ? */
+ /* Still busy? */
if (reg & HERMES_CMD_BUSY) {
printk(KERN_ERR PFX "Busy timeout\n");
return -ETIMEDOUT;
return 0;
}
+static int orinoco_plx_hw_init(struct orinoco_pci_card *card)
+{
+ int i;
+ u32 csr_reg;
+ static const u8 cis_magic[] = {
+ 0x01, 0x03, 0x00, 0x00, 0xff, 0x17, 0x04, 0x67
+ };
+
+ printk(KERN_DEBUG PFX "CIS: ");
+ for (i = 0; i < 16; i++) {
+ printk("%02X:", ioread8(card->attr_io + (i << 1)));
+ }
+ printk("\n");
+
+ /* Verify whether a supported PC card is present */
+ /* FIXME: we probably need to be smarted about this */
+ for (i = 0; i < sizeof(cis_magic); i++) {
+ if (cis_magic[i] != ioread8(card->attr_io + (i << 1))) {
+ printk(KERN_ERR PFX "The CIS value of Prism2 PC "
+ "card is unexpected\n");
+ return -ENODEV;
+ }
+ }
+
+ /* bjoern: We need to tell the card to enable interrupts, in
+ case the serial eprom didn't do this already. See the
+ PLX9052 data book, p8-1 and 8-24 for reference. */
+ csr_reg = ioread32(card->bridge_io + PLX_INTCSR);
+ if (!(csr_reg & PLX_INTCSR_INTEN)) {
+ csr_reg |= PLX_INTCSR_INTEN;
+ iowrite32(csr_reg, card->bridge_io + PLX_INTCSR);
+ csr_reg = ioread32(card->bridge_io + PLX_INTCSR);
+ if (!(csr_reg & PLX_INTCSR_INTEN)) {
+ printk(KERN_ERR PFX "Cannot enable interrupts\n");
+ return -EIO;
+ }
+ }
+
+ return 0;
+}
static int orinoco_plx_init_one(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
- int err = 0;
- u8 __iomem *attr_mem = NULL;
- u32 csr_reg, plx_addr;
- struct orinoco_private *priv = NULL;
- struct orinoco_plx_card *card;
- unsigned long pccard_ioaddr = 0;
- unsigned long pccard_iolen = 0;
- struct net_device *dev = NULL;
- void __iomem *mem;
- int i;
+ int err;
+ struct orinoco_private *priv;
+ struct orinoco_pci_card *card;
+ struct net_device *dev;
+ void __iomem *hermes_io, *attr_io, *bridge_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;
}
- /* Resource 1 is mapped to PLX-specific registers */
- plx_addr = pci_resource_start(pdev, 1);
+ bridge_io = pci_iomap(pdev, 1, 0);
+ if (!bridge_io) {
+ printk(KERN_ERR PFX "Cannot map bridge registers\n");
+ err = -EIO;
+ goto fail_map_bridge;
+ }
- /* Resource 2 is mapped to the PCMCIA attribute memory */
- attr_mem = ioremap(pci_resource_start(pdev, 2),
- pci_resource_len(pdev, 2));
- if (!attr_mem) {
- printk(KERN_ERR PFX "Cannot remap PCMCIA space\n");
+ attr_io = pci_iomap(pdev, 2, 0);
+ if (!attr_io) {
+ printk(KERN_ERR PFX "Cannot map PCMCIA attributes\n");
+ err = -EIO;
goto fail_map_attr;
}
- /* Resource 3 is mapped to the PCMCIA I/O address space */
- pccard_ioaddr = pci_resource_start(pdev, 3);
- pccard_iolen = pci_resource_len(pdev, 3);
-
- mem = pci_iomap(pdev, 3, 0);
- if (!mem) {
- err = -ENOMEM;
- goto fail_map_io;
+ hermes_io = pci_iomap(pdev, 3, 0);
+ if (!hermes_io) {
+ printk(KERN_ERR PFX "Cannot map chipset registers\n");
+ err = -EIO;
+ goto fail_map_hermes;
}
/* Allocate network device */
priv = netdev_priv(dev);
card = priv->card;
- card->attr_mem = attr_mem;
- dev->base_addr = pccard_ioaddr;
+ 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, mem, HERMES_16BIT_REGSPACING);
-
- printk(KERN_DEBUG PFX "Detected Orinoco/Prism2 PLX device "
- "at %s irq:%d, io addr:0x%lx\n", pci_name(pdev), pdev->irq,
- pccard_ioaddr);
+ hermes_struct_init(&priv->hw, hermes_io, HERMES_16BIT_REGSPACING);
err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ,
dev->name, dev);
err = -EBUSY;
goto fail_irq;
}
- dev->irq = pdev->irq;
+ orinoco_pci_setup_netdev(dev, pdev, 2);
- /* bjoern: We need to tell the card to enable interrupts, in
- case the serial eprom didn't do this already. See the
- PLX9052 data book, p8-1 and 8-24 for reference. */
- csr_reg = inl(plx_addr + PLX_INTCSR);
- if (!(csr_reg & PLX_INTCSR_INTEN)) {
- csr_reg |= PLX_INTCSR_INTEN;
- outl(csr_reg, plx_addr + PLX_INTCSR);
- csr_reg = inl(plx_addr + PLX_INTCSR);
- if (!(csr_reg & PLX_INTCSR_INTEN)) {
- printk(KERN_ERR PFX "Cannot enable interrupts\n");
- goto fail;
- }
+ err = orinoco_plx_hw_init(card);
+ if (err) {
+ printk(KERN_ERR PFX "Hardware initialization failed\n");
+ goto fail;
}
err = orinoco_plx_cor_reset(priv);
goto fail;
}
- printk(KERN_DEBUG PFX "CIS: ");
- for (i = 0; i < 16; i++) {
- printk("%02X:", readb(attr_mem + 2*i));
- }
- printk("\n");
-
- /* Verify whether a supported PC card is present */
- /* FIXME: we probably need to be smarted about this */
- for (i = 0; i < sizeof(cis_magic); i++) {
- if (cis_magic[i] != readb(attr_mem +2*i)) {
- printk(KERN_ERR PFX "The CIS value of Prism2 PC "
- "card is unexpected\n");
- err = -EIO;
- goto fail;
- }
- }
-
err = register_netdev(dev);
if (err) {
printk(KERN_ERR PFX "Cannot register network device\n");
free_orinocodev(dev);
fail_alloc:
- pci_iounmap(pdev, mem);
+ pci_iounmap(pdev, hermes_io);
- fail_map_io:
- iounmap(attr_mem);
+ 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:
{
struct net_device *dev = pci_get_drvdata(pdev);
struct orinoco_private *priv = netdev_priv(dev);
- struct orinoco_plx_card *card = priv->card;
- u8 __iomem *attr_mem = card->attr_mem;
-
- BUG_ON(! dev);
+ struct orinoco_pci_card *card = priv->card;
unregister_netdev(dev);
free_irq(dev->irq, dev);
pci_set_drvdata(pdev, NULL);
free_orinocodev(dev);
pci_iounmap(pdev, priv->hw.iobase);
- iounmap(attr_mem);
+ pci_iounmap(pdev, card->attr_io);
+ pci_iounmap(pdev, card->bridge_io);
pci_release_regions(pdev);
pci_disable_device(pdev);
}
-static int orinoco_plx_suspend(struct pci_dev *pdev, pm_message_t state)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct orinoco_private *priv = netdev_priv(dev);
- unsigned long flags;
- int err;
-
- err = orinoco_lock(priv, &flags);
- if (err) {
- printk(KERN_ERR "%s: cannot lock hardware for suspend\n",
- dev->name);
- return err;
- }
-
- err = __orinoco_down(dev);
- if (err)
- printk(KERN_WARNING "%s: error %d bringing interface down "
- "for suspend\n", dev->name, err);
-
- netif_device_detach(dev);
-
- priv->hw_unavailable++;
-
- orinoco_unlock(priv, &flags);
-
- free_irq(pdev->irq, dev);
- pci_save_state(pdev);
- pci_disable_device(pdev);
- pci_set_power_state(pdev, PCI_D3hot);
-
- return 0;
-}
-
-static int orinoco_plx_resume(struct pci_dev *pdev)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct orinoco_private *priv = netdev_priv(dev);
- unsigned long flags;
- int err;
-
- pci_set_power_state(pdev, 0);
- pci_enable_device(pdev);
- pci_restore_state(pdev);
-
- err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ,
- dev->name, dev);
- if (err) {
- printk(KERN_ERR "%s: cannot re-allocate IRQ on resume\n",
- dev->name);
- pci_disable_device(pdev);
- return -EBUSY;
- }
-
- err = orinoco_reinit_firmware(dev);
- if (err) {
- printk(KERN_ERR "%s: error %d re-initializing firmware "
- "on resume\n", dev->name, err);
- return err;
- }
-
- spin_lock_irqsave(&priv->lock, flags);
-
- netif_device_attach(dev);
-
- priv->hw_unavailable--;
-
- if (priv->open && (! priv->hw_unavailable)) {
- err = __orinoco_up(dev);
- if (err)
- printk(KERN_ERR "%s: Error %d restarting card on resume\n",
- dev->name, err);
- }
-
- spin_unlock_irqrestore(&priv->lock, flags);
-
- return 0;
-}
-
-static struct pci_device_id orinoco_plx_pci_id_table[] = {
+static struct pci_device_id orinoco_plx_id_table[] = {
{0x111a, 0x1023, PCI_ANY_ID, PCI_ANY_ID,}, /* Siemens SpeedStream SS1023 */
{0x1385, 0x4100, PCI_ANY_ID, PCI_ANY_ID,}, /* Netgear MA301 */
{0x15e8, 0x0130, PCI_ANY_ID, PCI_ANY_ID,}, /* Correga - does this work? */
{0,},
};
-MODULE_DEVICE_TABLE(pci, orinoco_plx_pci_id_table);
+MODULE_DEVICE_TABLE(pci, orinoco_plx_id_table);
static struct pci_driver orinoco_plx_driver = {
.name = DRIVER_NAME,
- .id_table = orinoco_plx_pci_id_table,
+ .id_table = orinoco_plx_id_table,
.probe = orinoco_plx_init_one,
.remove = __devexit_p(orinoco_plx_remove_one),
- .suspend = orinoco_plx_suspend,
- .resume = orinoco_plx_resume,
+ .suspend = orinoco_pci_suspend,
+ .resume = orinoco_pci_resume,
};
static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION
static void __exit orinoco_plx_exit(void)
{
pci_unregister_driver(&orinoco_plx_driver);
- ssleep(1);
}
module_init(orinoco_plx_init);
/* orinoco_tmd.c
- *
+ *
* Driver for Prism II devices which would usually be driven by orinoco_cs,
* but are connected to the PCI bus by a TMD7160.
*
* Caution: this is experimental and probably buggy. For success and
* failure reports for different cards and adaptors, see
- * orinoco_tmd_pci_id_table near the end of the file. If you have a
+ * orinoco_tmd_id_table near the end of the file. If you have a
* card we don't have the PCI id for, and looks like it should work,
* drop me mail with the id and "it works"/"it doesn't work".
*
* Note: if everything gets detected fine but it doesn't actually send
- * or receive packets, your first port of call should probably be to
+ * or receive packets, your first port of call should probably be to
* try newer firmware in the card. Especially if you're doing Ad-Hoc
- * modes
+ * modes.
*
* The actual driving is done by orinoco.c, this is just resource
* allocation stuff.
#include <pcmcia/cisreg.h>
#include "orinoco.h"
+#include "orinoco_pci.h"
#define COR_VALUE (COR_LEVEL_REQ | COR_FUNC_ENA) /* Enable PC card with interrupt in level trigger */
#define COR_RESET (0x80) /* reset bit in the COR register */
#define TMD_RESET_TIME (500) /* milliseconds */
-/* Orinoco TMD specific data */
-struct orinoco_tmd_card {
- u32 tmd_io;
-};
-
-
/*
* Do a soft reset of the card using the Configuration Option Register
*/
static int orinoco_tmd_cor_reset(struct orinoco_private *priv)
{
hermes_t *hw = &priv->hw;
- struct orinoco_tmd_card *card = priv->card;
- u32 addr = card->tmd_io;
+ struct orinoco_pci_card *card = priv->card;
unsigned long timeout;
u16 reg;
- outb(COR_VALUE | COR_RESET, addr);
+ iowrite8(COR_VALUE | COR_RESET, card->bridge_io);
mdelay(1);
- outb(COR_VALUE, addr);
+ iowrite8(COR_VALUE, card->bridge_io);
mdelay(1);
/* Just in case, wait more until the card is no longer busy */
reg = hermes_read_regn(hw, CMD);
}
- /* Did we timeout ? */
+ /* Still busy? */
if (reg & HERMES_CMD_BUSY) {
printk(KERN_ERR PFX "Busy timeout\n");
return -ETIMEDOUT;
static int orinoco_tmd_init_one(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
- int err = 0;
- struct orinoco_private *priv = NULL;
- struct orinoco_tmd_card *card;
- struct net_device *dev = NULL;
- void __iomem *mem;
+ int err;
+ struct orinoco_private *priv;
+ struct orinoco_pci_card *card;
+ struct net_device *dev;
+ void __iomem *hermes_io, *bridge_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;
}
- mem = pci_iomap(pdev, 2, 0);
- if (! mem) {
- err = -ENOMEM;
- goto fail_iomap;
+ bridge_io = pci_iomap(pdev, 1, 0);
+ if (!bridge_io) {
+ printk(KERN_ERR PFX "Cannot map bridge registers\n");
+ err = -EIO;
+ goto fail_map_bridge;
+ }
+
+ 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), orinoco_tmd_cor_reset);
- if (! dev) {
+ if (!dev) {
printk(KERN_ERR PFX "Cannot allocate network device\n");
err = -ENOMEM;
goto fail_alloc;
priv = netdev_priv(dev);
card = priv->card;
- card->tmd_io = pci_resource_start(pdev, 1);
- dev->base_addr = pci_resource_start(pdev, 2);
+ card->bridge_io = bridge_io;
SET_MODULE_OWNER(dev);
SET_NETDEV_DEV(dev, &pdev->dev);
- hermes_struct_init(&priv->hw, mem, HERMES_16BIT_REGSPACING);
-
- printk(KERN_DEBUG PFX "Detected Orinoco/Prism2 TMD 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);
err = -EBUSY;
goto fail_irq;
}
- dev->irq = pdev->irq;
+ orinoco_pci_setup_netdev(dev, pdev, 2);
err = orinoco_tmd_cor_reset(priv);
if (err) {
free_orinocodev(dev);
fail_alloc:
- pci_iounmap(pdev, mem);
+ pci_iounmap(pdev, hermes_io);
- fail_iomap:
+ fail_map_hermes:
+ pci_iounmap(pdev, bridge_io);
+
+ fail_map_bridge:
pci_release_regions(pdev);
fail_resources:
{
struct net_device *dev = pci_get_drvdata(pdev);
struct orinoco_private *priv = dev->priv;
-
- BUG_ON(! dev);
+ struct orinoco_pci_card *card = priv->card;
unregister_netdev(dev);
free_irq(dev->irq, dev);
pci_set_drvdata(pdev, NULL);
free_orinocodev(dev);
pci_iounmap(pdev, priv->hw.iobase);
+ pci_iounmap(pdev, card->bridge_io);
pci_release_regions(pdev);
pci_disable_device(pdev);
}
-static int orinoco_tmd_suspend(struct pci_dev *pdev, pm_message_t state)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct orinoco_private *priv = netdev_priv(dev);
- unsigned long flags;
- int err;
-
- err = orinoco_lock(priv, &flags);
- if (err) {
- printk(KERN_ERR "%s: cannot lock hardware for suspend\n",
- dev->name);
- return err;
- }
-
- err = __orinoco_down(dev);
- if (err)
- printk(KERN_WARNING "%s: error %d bringing interface down "
- "for suspend\n", dev->name, err);
-
- netif_device_detach(dev);
-
- priv->hw_unavailable++;
-
- orinoco_unlock(priv, &flags);
-
- free_irq(pdev->irq, dev);
- pci_save_state(pdev);
- pci_disable_device(pdev);
- pci_set_power_state(pdev, PCI_D3hot);
-
- return 0;
-}
-
-static int orinoco_tmd_resume(struct pci_dev *pdev)
-{
- struct net_device *dev = pci_get_drvdata(pdev);
- struct orinoco_private *priv = netdev_priv(dev);
- unsigned long flags;
- int err;
-
- pci_set_power_state(pdev, 0);
- pci_enable_device(pdev);
- pci_restore_state(pdev);
-
- err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ,
- dev->name, dev);
- if (err) {
- printk(KERN_ERR "%s: cannot re-allocate IRQ on resume\n",
- dev->name);
- pci_disable_device(pdev);
- return -EBUSY;
- }
-
- err = orinoco_reinit_firmware(dev);
- if (err) {
- printk(KERN_ERR "%s: error %d re-initializing firmware "
- "on resume\n", dev->name, err);
- return err;
- }
-
- spin_lock_irqsave(&priv->lock, flags);
-
- netif_device_attach(dev);
-
- priv->hw_unavailable--;
-
- if (priv->open && (! priv->hw_unavailable)) {
- err = __orinoco_up(dev);
- if (err)
- printk(KERN_ERR "%s: Error %d restarting card on resume\n",
- dev->name, err);
- }
-
- spin_unlock_irqrestore(&priv->lock, flags);
-
- return 0;
-}
-
-static struct pci_device_id orinoco_tmd_pci_id_table[] = {
+static struct pci_device_id orinoco_tmd_id_table[] = {
{0x15e8, 0x0131, PCI_ANY_ID, PCI_ANY_ID,}, /* NDC and OEMs, e.g. pheecom */
{0,},
};
-MODULE_DEVICE_TABLE(pci, orinoco_tmd_pci_id_table);
+MODULE_DEVICE_TABLE(pci, orinoco_tmd_id_table);
static struct pci_driver orinoco_tmd_driver = {
.name = DRIVER_NAME,
- .id_table = orinoco_tmd_pci_id_table,
+ .id_table = orinoco_tmd_id_table,
.probe = orinoco_tmd_init_one,
.remove = __devexit_p(orinoco_tmd_remove_one),
- .suspend = orinoco_tmd_suspend,
- .resume = orinoco_tmd_resume,
+ .suspend = orinoco_pci_suspend,
+ .resume = orinoco_pci_resume,
};
static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION
static void __exit orinoco_tmd_exit(void)
{
pci_unregister_driver(&orinoco_tmd_driver);
- ssleep(1);
}
module_init(orinoco_tmd_init);
projects / linux-2.6-omap-h63xx.git / commitdiff