dev_node_t node;
};
-/*
- * A linked list of "instances" of the device. Each actual PCMCIA
- * card corresponds to one device instance, and is described by one
- * dev_link_t structure (defined in ds.h).
- */
-static dev_link_t *dev_list; /* = NULL */
-
/********************************************************************/
/* Function prototypes */
/********************************************************************/
static void spectrum_cs_release(dev_link_t *link);
-static void spectrum_cs_detach(dev_link_t *link);
+static void spectrum_cs_detach(struct pcmcia_device *p_dev);
/********************************************************************/
/* Firmware downloader */
/* Register with Card Services */
/* FIXME: need a lock? */
- link->next = dev_list;
- dev_list = link;
+ link->next = NULL; /* not needed */
client_reg.dev_info = &dev_info;
client_reg.Version = 0x0210; /* FIXME: what does this mean? */
ret = pcmcia_register_client(&link->handle, &client_reg);
if (ret != CS_SUCCESS) {
cs_error(link->handle, RegisterClient, ret);
- spectrum_cs_detach(link);
+ spectrum_cs_detach(link->handle);
return NULL;
}
* are freed. Otherwise, the structures will be freed when the device
* is released.
*/
-static void spectrum_cs_detach(dev_link_t *link)
+static void spectrum_cs_detach(struct pcmcia_device *p_dev)
{
- dev_link_t **linkp;
+ dev_link_t *link = dev_to_instance(p_dev);
struct net_device *dev = link->priv;
- /* Locate device structure */
- for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link)
- break;
-
- BUG_ON(*linkp == NULL);
-
if (link->state & DEV_CONFIG)
spectrum_cs_release(link);
- /* Break the link with Card Services */
- if (link->handle)
- pcmcia_deregister_client(link->handle);
-
- /* Unlink device structure, and free it */
- *linkp = link->next;
DEBUG(0, PFX "detach: link=%p link->dev=%p\n", link, link->dev);
if (link->dev) {
DEBUG(0, PFX "About to unregister net device %p\n",
ioport_unmap(priv->hw.iobase);
} /* spectrum_cs_release */
+
+static int
+spectrum_cs_suspend(struct pcmcia_device *p_dev)
+{
+ dev_link_t *link = dev_to_instance(p_dev);
+ struct net_device *dev = link->priv;
+ struct orinoco_private *priv = netdev_priv(dev);
+ unsigned long flags;
+ int err = 0;
+
+ link->state |= DEV_SUSPEND;
+ /* Mark the device as stopped, to block IO until later */
+ if (link->state & DEV_CONFIG) {
+ spin_lock_irqsave(&priv->lock, flags);
+
+ err = __orinoco_down(dev);
+ if (err)
+ printk(KERN_WARNING "%s: Error %d downing interface\n",
+ dev->name, err);
+
+ netif_device_detach(dev);
+ priv->hw_unavailable++;
+
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ pcmcia_release_configuration(link->handle);
+ }
+
+ return 0;
+}
+
+static int
+spectrum_cs_resume(struct pcmcia_device *p_dev)
+{
+ dev_link_t *link = dev_to_instance(p_dev);
+ struct net_device *dev = link->priv;
+ struct orinoco_private *priv = netdev_priv(dev);
+
+ link->state &= ~DEV_SUSPEND;
+ if (link->state & DEV_CONFIG) {
+ /* FIXME: should we double check that this is
+ * the same card as we had before */
+ pcmcia_request_configuration(link->handle, &link->conf);
+ netif_device_attach(dev);
+ priv->hw_unavailable--;
+ schedule_work(&priv->reset_work);
+ }
+ return 0;
+}
+
/*
* The card status event handler. Mostly, this schedules other stuff
* to run after an event is received.
event_callback_args_t * args)
{
dev_link_t *link = args->client_data;
- struct net_device *dev = link->priv;
- struct orinoco_private *priv = netdev_priv(dev);
- int err = 0;
- unsigned long flags;
switch (event) {
- case CS_EVENT_CARD_REMOVAL:
- link->state &= ~DEV_PRESENT;
- if (link->state & DEV_CONFIG) {
- unsigned long flags;
-
- spin_lock_irqsave(&priv->lock, flags);
- netif_device_detach(dev);
- priv->hw_unavailable++;
- spin_unlock_irqrestore(&priv->lock, flags);
- }
- break;
-
case CS_EVENT_CARD_INSERTION:
link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
spectrum_cs_config(link);
break;
- case CS_EVENT_PM_SUSPEND:
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- /* Mark the device as stopped, to block IO until later */
- if (link->state & DEV_CONFIG) {
- /* This is probably racy, but I can't think of
- a better way, short of rewriting the PCMCIA
- layer to not suck :-( */
- spin_lock_irqsave(&priv->lock, flags);
-
- err = __orinoco_down(dev);
- if (err)
- printk(KERN_WARNING "%s: %s: Error %d downing interface\n",
- dev->name,
- event == CS_EVENT_PM_SUSPEND ? "SUSPEND" : "RESET_PHYSICAL",
- err);
-
- netif_device_detach(dev);
- priv->hw_unavailable++;
-
- spin_unlock_irqrestore(&priv->lock, flags);
-
- pcmcia_release_configuration(link->handle);
- }
- break;
-
- case CS_EVENT_PM_RESUME:
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- if (link->state & DEV_CONFIG) {
- /* FIXME: should we double check that this is
- * the same card as we had before */
- pcmcia_request_configuration(link->handle, &link->conf);
- netif_device_attach(dev);
- priv->hw_unavailable--;
- schedule_work(&priv->reset_work);
- }
- break;
}
- return err;
+ return 0;
} /* spectrum_cs_event */
/********************************************************************/
.name = DRIVER_NAME,
},
.attach = spectrum_cs_attach,
- .detach = spectrum_cs_detach,
+ .remove = spectrum_cs_detach,
+ .suspend = spectrum_cs_suspend,
+ .resume = spectrum_cs_resume,
.event = spectrum_cs_event,
.id_table = spectrum_cs_ids,
};
exit_spectrum_cs(void)
{
pcmcia_unregister_driver(&orinoco_driver);
- BUG_ON(dev_list != NULL);
}
module_init(init_spectrum_cs);