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path: root/drivers/net/wireless/orinoco/airport.c
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Diffstat (limited to 'drivers/net/wireless/orinoco/airport.c')
-rw-r--r--drivers/net/wireless/orinoco/airport.c149
1 files changed, 65 insertions, 84 deletions
diff --git a/drivers/net/wireless/orinoco/airport.c b/drivers/net/wireless/orinoco/airport.c
index 28f1cae4843..0ca8b1455cd 100644
--- a/drivers/net/wireless/orinoco/airport.c
+++ b/drivers/net/wireless/orinoco/airport.c
@@ -3,10 +3,10 @@
* A driver for "Hermes" chipset based Apple Airport wireless
* card.
*
- * Copyright notice & release notes in file orinoco.c
- *
+ * Copyright notice & release notes in file main.c
+ *
* Note specific to airport stub:
- *
+ *
* 0.05 : first version of the new split driver
* 0.06 : fix possible hang on powerup, add sleep support
*/
@@ -27,6 +27,7 @@
struct airport {
struct macio_dev *mdev;
void __iomem *vaddr;
+ unsigned int irq;
int irq_requested;
int ndev_registered;
};
@@ -34,8 +35,9 @@ struct airport {
static int
airport_suspend(struct macio_dev *mdev, pm_message_t state)
{
- struct net_device *dev = dev_get_drvdata(&mdev->ofdev.dev);
- struct orinoco_private *priv = netdev_priv(dev);
+ struct orinoco_private *priv = dev_get_drvdata(&mdev->ofdev.dev);
+ struct net_device *dev = priv->ndev;
+ struct airport *card = priv->card;
unsigned long flags;
int err;
@@ -48,19 +50,12 @@ airport_suspend(struct macio_dev *mdev, pm_message_t state)
return 0;
}
- err = __orinoco_down(dev);
- if (err)
- printk(KERN_WARNING "%s: PBOOK_SLEEP_NOW: Error %d downing interface\n",
- dev->name, err);
-
- netif_device_detach(dev);
-
- priv->hw_unavailable++;
-
+ orinoco_down(priv);
orinoco_unlock(priv, &flags);
- disable_irq(dev->irq);
- pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE, macio_get_of_node(mdev), 0, 0);
+ disable_irq(card->irq);
+ pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE,
+ macio_get_of_node(mdev), 0, 0);
return 0;
}
@@ -68,57 +63,39 @@ airport_suspend(struct macio_dev *mdev, pm_message_t state)
static int
airport_resume(struct macio_dev *mdev)
{
- struct net_device *dev = dev_get_drvdata(&mdev->ofdev.dev);
- struct orinoco_private *priv = netdev_priv(dev);
+ struct orinoco_private *priv = dev_get_drvdata(&mdev->ofdev.dev);
+ struct net_device *dev = priv->ndev;
+ struct airport *card = priv->card;
unsigned long flags;
int err;
printk(KERN_DEBUG "%s: Airport waking up\n", dev->name);
- pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE, macio_get_of_node(mdev), 0, 1);
+ pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE,
+ macio_get_of_node(mdev), 0, 1);
msleep(200);
- enable_irq(dev->irq);
-
- err = orinoco_reinit_firmware(dev);
- if (err) {
- printk(KERN_ERR "%s: Error %d re-initializing firmware on PBOOK_WAKE\n",
- dev->name, err);
- return 0;
- }
-
- spin_lock_irqsave(&priv->lock, flags);
-
- netif_device_attach(dev);
+ enable_irq(card->irq);
- priv->hw_unavailable--;
+ priv->hw.ops->lock_irqsave(&priv->lock, &flags);
+ err = orinoco_up(priv);
+ priv->hw.ops->unlock_irqrestore(&priv->lock, &flags);
- if (priv->open && (! priv->hw_unavailable)) {
- err = __orinoco_up(dev);
- if (err)
- printk(KERN_ERR "%s: Error %d restarting card on PBOOK_WAKE\n",
- dev->name, err);
- }
-
-
- spin_unlock_irqrestore(&priv->lock, flags);
-
- return 0;
+ return err;
}
static int
airport_detach(struct macio_dev *mdev)
{
- struct net_device *dev = dev_get_drvdata(&mdev->ofdev.dev);
- struct orinoco_private *priv = netdev_priv(dev);
+ struct orinoco_private *priv = dev_get_drvdata(&mdev->ofdev.dev);
struct airport *card = priv->card;
if (card->ndev_registered)
- unregister_netdev(dev);
+ orinoco_if_del(priv);
card->ndev_registered = 0;
if (card->irq_requested)
- free_irq(dev->irq, dev);
+ free_irq(card->irq, priv);
card->irq_requested = 0;
if (card->vaddr)
@@ -127,11 +104,12 @@ airport_detach(struct macio_dev *mdev)
macio_release_resource(mdev, 0);
- pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE, macio_get_of_node(mdev), 0, 0);
+ pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE,
+ macio_get_of_node(mdev), 0, 0);
ssleep(1);
macio_set_drvdata(mdev, NULL);
- free_orinocodev(dev);
+ free_orinocodev(priv);
return 0;
}
@@ -143,7 +121,6 @@ static int airport_hard_reset(struct orinoco_private *priv)
* re-initialize properly, it falls in a screaming heap
* shortly afterwards. */
#if 0
- struct net_device *dev = priv->ndev;
struct airport *card = priv->card;
/* Vitally important. If we don't do this it seems we get an
@@ -151,14 +128,16 @@ static int airport_hard_reset(struct orinoco_private *priv)
* hw_unavailable is already set it doesn't get ACKed, we get
* into an interrupt loop and the PMU decides to turn us
* off. */
- disable_irq(dev->irq);
+ disable_irq(card->irq);
- pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE, macio_get_of_node(card->mdev), 0, 0);
+ pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE,
+ macio_get_of_node(card->mdev), 0, 0);
ssleep(1);
- pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE, macio_get_of_node(card->mdev), 0, 1);
+ pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE,
+ macio_get_of_node(card->mdev), 0, 1);
ssleep(1);
- enable_irq(dev->irq);
+ enable_irq(card->irq);
ssleep(1);
#endif
@@ -169,10 +148,9 @@ static int
airport_attach(struct macio_dev *mdev, const struct of_device_id *match)
{
struct orinoco_private *priv;
- struct net_device *dev;
struct airport *card;
unsigned long phys_addr;
- hermes_t *hw;
+ struct hermes *hw;
if (macio_resource_count(mdev) < 1 || macio_irq_count(mdev) < 1) {
printk(KERN_ERR PFX "Wrong interrupt/addresses in OF tree\n");
@@ -180,33 +158,29 @@ airport_attach(struct macio_dev *mdev, const struct of_device_id *match)
}
/* Allocate space for private device-specific data */
- dev = alloc_orinocodev(sizeof(*card), &mdev->ofdev.dev,
- airport_hard_reset, NULL);
- if (! dev) {
+ priv = alloc_orinocodev(sizeof(*card), &mdev->ofdev.dev,
+ airport_hard_reset, NULL);
+ if (!priv) {
printk(KERN_ERR PFX "Cannot allocate network device\n");
return -ENODEV;
}
- priv = netdev_priv(dev);
card = priv->card;
hw = &priv->hw;
card->mdev = mdev;
- if (macio_request_resource(mdev, 0, "airport")) {
+ if (macio_request_resource(mdev, 0, DRIVER_NAME)) {
printk(KERN_ERR PFX "can't request IO resource !\n");
- free_orinocodev(dev);
+ free_orinocodev(priv);
return -EBUSY;
}
- SET_NETDEV_DEV(dev, &mdev->ofdev.dev);
-
- macio_set_drvdata(mdev, dev);
+ macio_set_drvdata(mdev, priv);
/* Setup interrupts & base address */
- dev->irq = macio_irq(mdev, 0);
+ card->irq = macio_irq(mdev, 0);
phys_addr = macio_resource_start(mdev, 0); /* Physical address */
printk(KERN_DEBUG PFX "Physical address %lx\n", phys_addr);
- dev->base_addr = phys_addr;
card->vaddr = ioremap(phys_addr, AIRPORT_IO_LEN);
if (!card->vaddr) {
printk(KERN_ERR PFX "ioremap() failed\n");
@@ -214,26 +188,32 @@ airport_attach(struct macio_dev *mdev, const struct of_device_id *match)
}
hermes_struct_init(hw, card->vaddr, HERMES_16BIT_REGSPACING);
-
+
/* Power up card */
- pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE, macio_get_of_node(mdev), 0, 1);
+ pmac_call_feature(PMAC_FTR_AIRPORT_ENABLE,
+ macio_get_of_node(mdev), 0, 1);
ssleep(1);
/* Reset it before we get the interrupt */
- hermes_init(hw);
+ hw->ops->init(hw);
- if (request_irq(dev->irq, orinoco_interrupt, 0, dev->name, dev)) {
- printk(KERN_ERR PFX "Couldn't get IRQ %d\n", dev->irq);
+ if (request_irq(card->irq, orinoco_interrupt, 0, DRIVER_NAME, priv)) {
+ printk(KERN_ERR PFX "Couldn't get IRQ %d\n", card->irq);
goto failed;
}
card->irq_requested = 1;
- /* Tell the stack we exist */
- if (register_netdev(dev) != 0) {
- printk(KERN_ERR PFX "register_netdev() failed\n");
+ /* Initialise the main driver */
+ if (orinoco_init(priv) != 0) {
+ printk(KERN_ERR PFX "orinoco_init() failed\n");
+ goto failed;
+ }
+
+ /* Register an interface with the stack */
+ if (orinoco_if_add(priv, phys_addr, card->irq, NULL) != 0) {
+ printk(KERN_ERR PFX "orinoco_if_add() failed\n");
goto failed;
}
- printk(KERN_DEBUG PFX "Card registered for interface %s\n", dev->name);
card->ndev_registered = 1;
return 0;
failed:
@@ -248,20 +228,21 @@ MODULE_AUTHOR("Benjamin Herrenschmidt <benh@kernel.crashing.org>");
MODULE_DESCRIPTION("Driver for the Apple Airport wireless card.");
MODULE_LICENSE("Dual MPL/GPL");
-static struct of_device_id airport_match[] =
-{
+static struct of_device_id airport_match[] = {
{
- .name = "radio",
+ .name = "radio",
},
{},
};
-MODULE_DEVICE_TABLE (of, airport_match);
+MODULE_DEVICE_TABLE(of, airport_match);
-static struct macio_driver airport_driver =
-{
- .name = DRIVER_NAME,
- .match_table = airport_match,
+static struct macio_driver airport_driver = {
+ .driver = {
+ .name = DRIVER_NAME,
+ .owner = THIS_MODULE,
+ .of_match_table = airport_match,
+ },
.probe = airport_attach,
.remove = airport_detach,
.suspend = airport_suspend,