/** Prototypes based on PCMCIA skeleton driver *******************************/
static void ray_config(dev_link_t *link);
static void ray_release(dev_link_t *link);
-static int ray_event(event_t event, int priority, event_callback_args_t *args);
-static dev_link_t *ray_attach(void);
-static void ray_detach(dev_link_t *);
+static void ray_detach(struct pcmcia_device *p_dev);
/***** Prototypes indicated by device structure ******************************/
static int ray_dev_close(struct net_device *dev);
static char *phy_addr = NULL;
-/* The dev_info variable is the "key" that is used to match up this
- device driver with appropriate cards, through the card configuration
- database.
-*/
-static dev_info_t dev_info = "ray_cs";
-
-/* A linked list of "instances" of the ray 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;
-
/* A dev_link_t structure has fields for most things that are needed
to keep track of a socket, but there will usually be some device
specific information that also needs to be kept track of. The
*/
static unsigned int ray_mem_speed = 500;
+/* WARNING: THIS DRIVER IS NOT CAPABLE OF HANDLING MULTIPLE DEVICES! */
+static struct pcmcia_device *this_device = NULL;
+
MODULE_AUTHOR("Corey Thomas <corey@world.std.com>");
MODULE_DESCRIPTION("Raylink/WebGear wireless LAN driver");
MODULE_LICENSE("GPL");
configure the card at this point -- we wait until we receive a
card insertion event.
=============================================================================*/
-static dev_link_t *ray_attach(void)
+static int ray_attach(struct pcmcia_device *p_dev)
{
- client_reg_t client_reg;
- dev_link_t *link;
ray_dev_t *local;
- int ret;
struct net_device *dev;
-
- DEBUG(1, "ray_attach()\n");
-
- /* Initialize the dev_link_t structure */
- link = kmalloc(sizeof(struct dev_link_t), GFP_KERNEL);
- if (!link)
- return NULL;
+ DEBUG(1, "ray_attach()\n");
/* Allocate space for private device-specific data */
dev = alloc_etherdev(sizeof(ray_dev_t));
-
if (!dev)
goto fail_alloc_dev;
local = dev->priv;
-
- memset(link, 0, sizeof(struct dev_link_t));
+ local->finder = p_dev;
/* The io structure describes IO port mapping. None used here */
- link->io.NumPorts1 = 0;
- link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
- link->io.IOAddrLines = 5;
+ p_dev->io.NumPorts1 = 0;
+ p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
+ p_dev->io.IOAddrLines = 5;
/* Interrupt setup. For PCMCIA, driver takes what's given */
- link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
- link->irq.IRQInfo1 = IRQ_LEVEL_ID;
- link->irq.Handler = &ray_interrupt;
+ p_dev->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
+ p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
+ p_dev->irq.Handler = &ray_interrupt;
/* General socket configuration */
- link->conf.Attributes = CONF_ENABLE_IRQ;
- link->conf.Vcc = 50;
- link->conf.IntType = INT_MEMORY_AND_IO;
- link->conf.ConfigIndex = 1;
- link->conf.Present = PRESENT_OPTION;
-
- link->priv = dev;
- link->irq.Instance = dev;
+ p_dev->conf.Attributes = CONF_ENABLE_IRQ;
+ p_dev->conf.IntType = INT_MEMORY_AND_IO;
+ p_dev->conf.ConfigIndex = 1;
+ p_dev->conf.Present = PRESENT_OPTION;
+
+ p_dev->priv = dev;
+ p_dev->irq.Instance = dev;
- local->finder = link;
+ local->finder = p_dev;
local->card_status = CARD_INSERTED;
local->authentication_state = UNAUTHENTICATED;
local->num_multi = 0;
- DEBUG(2,"ray_attach link = %p, dev = %p, local = %p, intr = %p\n",
- link,dev,local,&ray_interrupt);
+ DEBUG(2,"ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n",
+ p_dev,dev,local,&ray_interrupt);
/* Raylink entries in the device structure */
dev->hard_start_xmit = &ray_dev_start_xmit;
dev->stop = &ray_dev_close;
netif_stop_queue(dev);
- /* Register with Card Services */
- link->next = dev_list;
- dev_list = link;
- client_reg.dev_info = &dev_info;
- client_reg.Version = 0x0210;
- client_reg.event_callback_args.client_data = link;
-
- DEBUG(2,"ray_cs ray_attach calling pcmcia_register_client(...)\n");
-
init_timer(&local->timer);
- ret = pcmcia_register_client(&link->handle, &client_reg);
- if (ret != 0) {
- printk("ray_cs ray_attach RegisterClient unhappy - detaching\n");
- cs_error(link->handle, RegisterClient, ret);
- ray_detach(link);
- return NULL;
- }
- DEBUG(2,"ray_cs ray_attach ending\n");
- return link;
+ p_dev->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
+ this_device = p_dev;
+ ray_config(p_dev);
+
+ return 0;
fail_alloc_dev:
- kfree(link);
- return NULL;
+ return -ENOMEM;
} /* ray_attach */
/*=============================================================================
This deletes a driver "instance". The device is de-registered
structures are freed. Otherwise, the structures will be freed
when the device is released.
=============================================================================*/
-static void ray_detach(dev_link_t *link)
+static void ray_detach(struct pcmcia_device *p_dev)
{
- dev_link_t **linkp;
+ dev_link_t *link = dev_to_instance(p_dev);
+ struct net_device *dev;
+ ray_dev_t *local;
DEBUG(1, "ray_detach(0x%p)\n", link);
-
- /* Locate device structure */
- for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link) break;
- if (*linkp == NULL)
- return;
- /* If the device is currently configured and active, we won't
- actually delete it yet. Instead, it is marked so that when
- the release() function is called, that will trigger a proper
- detach().
- */
- if (link->state & DEV_CONFIG)
- ray_release(link);
+ this_device = NULL;
+ dev = link->priv;
+
+ if (link->state & DEV_CONFIG) {
+ ray_release(link);
+
+ local = (ray_dev_t *)dev->priv;
+ del_timer(&local->timer);
+ }
- /* Break the link with Card Services */
- if (link->handle)
- pcmcia_deregister_client(link->handle);
-
- /* Unlink device structure, free pieces */
- *linkp = link->next;
if (link->priv) {
- struct net_device *dev = link->priv;
- if (link->dev) unregister_netdev(dev);
+ if (link->dev_node) unregister_netdev(dev);
free_netdev(dev);
}
- kfree(link);
DEBUG(2,"ray_cs ray_detach ending\n");
} /* ray_detach */
/*=============================================================================
}
strcpy(local->node.dev_name, dev->name);
- link->dev = &local->node;
+ link->dev_node = &local->node;
link->state &= ~DEV_CONFIG_PENDING;
printk(KERN_INFO "%s: RayLink, irq %d, hw_addr ",
DEBUG(1, "ray_release(0x%p)\n", link);
del_timer(&local->timer);
- link->state &= ~DEV_CONFIG;
iounmap(local->sram);
iounmap(local->rmem);
iounmap(local->amem);
/* Do bother checking to see if these succeed or not */
- i = pcmcia_release_window(link->win);
- if ( i != CS_SUCCESS ) DEBUG(0,"ReleaseWindow(link->win) ret = %x\n",i);
i = pcmcia_release_window(local->amem_handle);
if ( i != CS_SUCCESS ) DEBUG(0,"ReleaseWindow(local->amem) ret = %x\n",i);
i = pcmcia_release_window(local->rmem_handle);
if ( i != CS_SUCCESS ) DEBUG(0,"ReleaseWindow(local->rmem) ret = %x\n",i);
- i = pcmcia_release_configuration(link->handle);
- if ( i != CS_SUCCESS ) DEBUG(0,"ReleaseConfiguration ret = %x\n",i);
- i = pcmcia_release_irq(link->handle, &link->irq);
- if ( i != CS_SUCCESS ) DEBUG(0,"ReleaseIRQ ret = %x\n",i);
+ pcmcia_disable_device(link->handle);
DEBUG(2,"ray_release ending\n");
}
-/*=============================================================================
- The card status event handler. Mostly, this schedules other
- stuff to run after an event is received. A CARD_REMOVAL event
- also sets some flags to discourage the net drivers from trying
- to talk to the card any more.
-
- When a CARD_REMOVAL event is received, we immediately set a flag
- to block future accesses to this device. All the functions that
- actually access the device should check this flag to make sure
- the card is still present.
-=============================================================================*/
-static int ray_event(event_t event, int priority,
- event_callback_args_t *args)
+static int ray_suspend(struct pcmcia_device *p_dev)
{
- dev_link_t *link = args->client_data;
- struct net_device *dev = link->priv;
- ray_dev_t *local = (ray_dev_t *)dev->priv;
- DEBUG(1, "ray_event(0x%06x)\n", event);
-
- switch (event) {
- case CS_EVENT_CARD_REMOVAL:
- link->state &= ~DEV_PRESENT;
- netif_device_detach(dev);
- if (link->state & DEV_CONFIG) {
- ray_release(link);
- del_timer(&local->timer);
- }
- break;
- case CS_EVENT_CARD_INSERTION:
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- ray_config(link);
- break;
- case CS_EVENT_PM_SUSPEND:
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- if (link->state & DEV_CONFIG) {
- if (link->open)
- netif_device_detach(dev);
-
- 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) {
- pcmcia_request_configuration(link->handle, &link->conf);
- if (link->open) {
- ray_reset(dev);
+ dev_link_t *link = dev_to_instance(p_dev);
+ struct net_device *dev = link->priv;
+
+ if ((link->state & DEV_CONFIG) && (link->open))
+ netif_device_detach(dev);
+
+ return 0;
+}
+
+static int ray_resume(struct pcmcia_device *p_dev)
+{
+ dev_link_t *link = dev_to_instance(p_dev);
+ struct net_device *dev = link->priv;
+
+ if ((link->state & DEV_CONFIG) && (link->open)) {
+ ray_reset(dev);
netif_device_attach(dev);
- }
- }
- break;
- }
- return 0;
- DEBUG(2,"ray_event ending\n");
-} /* ray_event */
+ }
+
+ return 0;
+}
+
/*===========================================================================*/
int ray_dev_init(struct net_device *dev)
{
extra[IW_ESSID_MAX_SIZE] = '\0';
/* Push it out ! */
- dwrq->length = strlen(extra) + 1;
+ dwrq->length = strlen(extra);
dwrq->flags = 1; /* active */
return 0;
*/
static const iw_handler ray_handler[] = {
- [SIOCSIWCOMMIT-SIOCIWFIRST] (iw_handler) ray_commit,
- [SIOCGIWNAME -SIOCIWFIRST] (iw_handler) ray_get_name,
- [SIOCSIWFREQ -SIOCIWFIRST] (iw_handler) ray_set_freq,
- [SIOCGIWFREQ -SIOCIWFIRST] (iw_handler) ray_get_freq,
- [SIOCSIWMODE -SIOCIWFIRST] (iw_handler) ray_set_mode,
- [SIOCGIWMODE -SIOCIWFIRST] (iw_handler) ray_get_mode,
- [SIOCGIWRANGE -SIOCIWFIRST] (iw_handler) ray_get_range,
+ [SIOCSIWCOMMIT-SIOCIWFIRST] = (iw_handler) ray_commit,
+ [SIOCGIWNAME -SIOCIWFIRST] = (iw_handler) ray_get_name,
+ [SIOCSIWFREQ -SIOCIWFIRST] = (iw_handler) ray_set_freq,
+ [SIOCGIWFREQ -SIOCIWFIRST] = (iw_handler) ray_get_freq,
+ [SIOCSIWMODE -SIOCIWFIRST] = (iw_handler) ray_set_mode,
+ [SIOCGIWMODE -SIOCIWFIRST] = (iw_handler) ray_get_mode,
+ [SIOCGIWRANGE -SIOCIWFIRST] = (iw_handler) ray_get_range,
#ifdef WIRELESS_SPY
- [SIOCSIWSPY -SIOCIWFIRST] (iw_handler) iw_handler_set_spy,
- [SIOCGIWSPY -SIOCIWFIRST] (iw_handler) iw_handler_get_spy,
- [SIOCSIWTHRSPY-SIOCIWFIRST] (iw_handler) iw_handler_set_thrspy,
- [SIOCGIWTHRSPY-SIOCIWFIRST] (iw_handler) iw_handler_get_thrspy,
+ [SIOCSIWSPY -SIOCIWFIRST] = (iw_handler) iw_handler_set_spy,
+ [SIOCGIWSPY -SIOCIWFIRST] = (iw_handler) iw_handler_get_spy,
+ [SIOCSIWTHRSPY-SIOCIWFIRST] = (iw_handler) iw_handler_set_thrspy,
+ [SIOCGIWTHRSPY-SIOCIWFIRST] = (iw_handler) iw_handler_get_thrspy,
#endif /* WIRELESS_SPY */
- [SIOCGIWAP -SIOCIWFIRST] (iw_handler) ray_get_wap,
- [SIOCSIWESSID -SIOCIWFIRST] (iw_handler) ray_set_essid,
- [SIOCGIWESSID -SIOCIWFIRST] (iw_handler) ray_get_essid,
- [SIOCSIWRATE -SIOCIWFIRST] (iw_handler) ray_set_rate,
- [SIOCGIWRATE -SIOCIWFIRST] (iw_handler) ray_get_rate,
- [SIOCSIWRTS -SIOCIWFIRST] (iw_handler) ray_set_rts,
- [SIOCGIWRTS -SIOCIWFIRST] (iw_handler) ray_get_rts,
- [SIOCSIWFRAG -SIOCIWFIRST] (iw_handler) ray_set_frag,
- [SIOCGIWFRAG -SIOCIWFIRST] (iw_handler) ray_get_frag,
+ [SIOCGIWAP -SIOCIWFIRST] = (iw_handler) ray_get_wap,
+ [SIOCSIWESSID -SIOCIWFIRST] = (iw_handler) ray_set_essid,
+ [SIOCGIWESSID -SIOCIWFIRST] = (iw_handler) ray_get_essid,
+ [SIOCSIWRATE -SIOCIWFIRST] = (iw_handler) ray_set_rate,
+ [SIOCGIWRATE -SIOCIWFIRST] = (iw_handler) ray_get_rate,
+ [SIOCSIWRTS -SIOCIWFIRST] = (iw_handler) ray_set_rts,
+ [SIOCGIWRTS -SIOCIWFIRST] = (iw_handler) ray_get_rts,
+ [SIOCSIWFRAG -SIOCIWFIRST] = (iw_handler) ray_set_frag,
+ [SIOCGIWFRAG -SIOCIWFIRST] = (iw_handler) ray_get_frag,
};
#define SIOCSIPFRAMING SIOCIWFIRSTPRIV /* Set framing mode */
#define SIOCGIPCOUNTRY SIOCIWFIRSTPRIV + 3 /* Get country code */
static const iw_handler ray_private_handler[] = {
- [0] (iw_handler) ray_set_framing,
- [1] (iw_handler) ray_get_framing,
- [3] (iw_handler) ray_get_country,
+ [0] = (iw_handler) ray_set_framing,
+ [1] = (iw_handler) ray_get_framing,
+ [3] = (iw_handler) ray_get_country,
};
static const struct iw_priv_args ray_private_args[] = {
/*===========================================================================*/
static int ray_open(struct net_device *dev)
{
- dev_link_t *link;
ray_dev_t *local = (ray_dev_t *)dev->priv;
+ dev_link_t *link;
+ link = local->finder;
DEBUG(1, "ray_open('%s')\n", dev->name);
- for (link = dev_list; link; link = link->next)
- if (link->priv == dev) break;
- if (!DEV_OK(link)) {
- return -ENODEV;
- }
-
- if (link->open == 0) local->num_multi = 0;
+ if (link->open == 0)
+ local->num_multi = 0;
link->open++;
/* If the card is not started, time to start it ! - Jean II */
/*===========================================================================*/
static int ray_dev_close(struct net_device *dev)
{
+ ray_dev_t *local = (ray_dev_t *)dev->priv;
dev_link_t *link;
+ link = local->finder;
DEBUG(1, "ray_dev_close('%s')\n", dev->name);
- for (link = dev_list; link; link = link->next)
- if (link->priv == dev) break;
- if (link == NULL)
- return -ENODEV;
-
link->open--;
netif_stop_queue(dev);
struct freq_hop_element *pfh;
UCHAR c[33];
- link = dev_list;
+ link = this_device;
if (!link)
return 0;
dev = (struct net_device *)link->priv;
.drv = {
.name = "ray_cs",
},
- .attach = ray_attach,
- .event = ray_event,
- .detach = ray_detach,
+ .probe = ray_attach,
+ .remove = ray_detach,
.id_table = ray_ids,
+ .suspend = ray_suspend,
+ .resume = ray_resume,
};
static int __init init_ray_cs(void)
#endif
pcmcia_unregister_driver(&ray_driver);
- BUG_ON(dev_list != NULL);
} /* exit_ray_cs */
module_init(init_ray_cs);