*/
#undef REALLY_SLOW_IO /* most systems can safely undef this */
-#include <linux/config.h>
#include <linux/delay.h>
#include <linux/types.h>
#include <linux/ethtool.h>
#include <net/iw_handler.h>
-#include <pcmcia/version.h>
#include <pcmcia/cs_types.h>
#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#define PCMCIA_DEBUG 0
#ifdef PCMCIA_DEBUG
static int pc_debug = PCMCIA_DEBUG;
-MODULE_PARM(pc_debug, "i");
+module_param(pc_debug, int, 0);
#define dprintk(n, format, args...) \
{ if (pc_debug > (n)) \
printk(KERN_INFO "%s: " format "\n", __FUNCTION__ , ##args); }
#define WL3501_RESUME 0
#define WL3501_SUSPEND 1
-/* Parameters that can be set with 'insmod' */
-/* Bit map of interrupts to choose from */
-/* This means pick from 15, 14, 12, 11, 10, 9, 7, 5, 4, and 3 */
-static unsigned long wl3501_irq_mask = 0xdeb8;
-static int wl3501_irq_list[4] = { -1 };
-
/*
* The event() function is this driver's Card Services event handler. It will
* be called by Card Services when an appropriate card status event is
* release a socket, in response to card insertion and ejection events. They
* are invoked from the wl24 event handler.
*/
-static void wl3501_config(dev_link_t *link);
-static void wl3501_release(dev_link_t *link);
-static int wl3501_event(event_t event, int pri, event_callback_args_t *args);
+static int wl3501_config(struct pcmcia_device *link);
+static void wl3501_release(struct pcmcia_device *link);
/*
* The dev_info variable is the "key" that is used to match up this
iw_set_mgmt_info_element(from->id, to, from->data, from->len);
}
-/*
- * A linked list of "instances" of the wl24 device. Each actual PCMCIA card
- * corresponds to one device instance, and is described by one dev_link_t
- * structure (defined in ds.h).
- *
- * You may not want to use a linked list for this -- for example, the memory
- * card driver uses an array of dev_link_t pointers, where minor device numbers
- * are used to derive the corresponding array index.
- */
-static dev_link_t *wl3501_dev_list;
-
static inline void wl3501_switch_page(struct wl3501_card *this, u8 page)
{
wl3501_outb(page, this->base_addr + WL3501_NIC_BSS);
*
* Move 'size' bytes from PC to card. (Shouldn't be interrupted)
*/
-void wl3501_set_to_wla(struct wl3501_card *this, u16 dest, void *src, int size)
+static void wl3501_set_to_wla(struct wl3501_card *this, u16 dest, void *src,
+ int size)
{
/* switch to SRAM Page 0 */
wl3501_switch_page(this, (dest & 0x8000) ? WL3501_BSS_SPAGE1 :
*
* Move 'size' bytes from card to PC. (Shouldn't be interrupted)
*/
-void wl3501_get_from_wla(struct wl3501_card *this, u16 src, void *dest,
- int size)
+static void wl3501_get_from_wla(struct wl3501_card *this, u16 src, void *dest,
+ int size)
{
/* switch to SRAM Page 0 */
wl3501_switch_page(this, (src & 0x8000) ? WL3501_BSS_SPAGE1 :
* wl3501_interrupt - Hardware interrupt from card.
* @irq - Interrupt number
* @dev_id - net_device
- * @regs - registers
*
* We must acknowledge the interrupt as soon as possible, and block the
* interrupt from the same card immediately to prevent re-entry.
* On the other hand, to prevent SUTRO from malfunctioning, we must
* unlock the SUTRO as soon as possible.
*/
-static irqreturn_t wl3501_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t wl3501_interrupt(int irq, void *dev_id)
{
- struct net_device *dev = (struct net_device *)dev_id;
+ struct net_device *dev = dev_id;
struct wl3501_card *this;
- int handled = 1;
- if (!dev)
- goto unknown;
- this = dev->priv;
+ this = netdev_priv(dev);
spin_lock(&this->lock);
wl3501_ack_interrupt(this);
wl3501_block_interrupt(this);
wl3501_rx_interrupt(dev);
wl3501_unblock_interrupt(this);
spin_unlock(&this->lock);
-out:
- return IRQ_RETVAL(handled);
-unknown:
- handled = 0;
- printk(KERN_ERR "%s: irq %d for unknown device.\n", __FUNCTION__, irq);
- goto out;
+
+ return IRQ_HANDLED;
}
static int wl3501_reset_board(struct wl3501_card *this)
struct wl3501_card *this = dev->priv;
int rc = -ENODEV;
unsigned long flags;
- dev_link_t *link;
+ struct pcmcia_device *link;
+ link = this->p_dev;
spin_lock_irqsave(&this->lock, flags);
- /* Check if the device is in wl3501_dev_list */
- for (link = wl3501_dev_list; link; link = link->next)
- if (link->priv == dev)
- break;
- if (!link)
- goto out;
link->open--;
/* Stop wl3501_hard_start_xmit() from now on */
rc = 0;
printk(KERN_INFO "%s: WL3501 closed\n", dev->name);
-out:
spin_unlock_irqrestore(&this->lock, flags);
return rc;
}
int rc = -ENODEV;
struct wl3501_card *this = dev->priv;
unsigned long flags;
- dev_link_t *link;
+ struct pcmcia_device *link;
+ link = this->p_dev;
spin_lock_irqsave(&this->lock, flags);
- /* Check if the device is in wl3501_dev_list */
- for (link = wl3501_dev_list; link; link = link->next)
- if (link->priv == dev)
- break;
- if (!DEV_OK(link))
+ if (!pcmcia_dev_present(link))
goto out;
netif_device_attach(dev);
link->open++;
goto out;
}
-struct net_device_stats *wl3501_get_stats(struct net_device *dev)
+static struct net_device_stats *wl3501_get_stats(struct net_device *dev)
{
struct wl3501_card *this = dev->priv;
return &this->stats;
}
-struct iw_statistics *wl3501_get_wireless_stats(struct net_device *dev)
+static struct iw_statistics *wl3501_get_wireless_stats(struct net_device *dev)
{
struct wl3501_card *this = dev->priv;
struct iw_statistics *wstats = &this->wstats;
return wstats;
}
-static inline int wl3501_ethtool_ioctl(struct net_device *dev, void __user *uaddr)
+static void wl3501_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
{
- u32 ethcmd;
- int rc = -EFAULT;
-
- if (copy_from_user(ðcmd, uaddr, sizeof(ethcmd)))
- goto out;
-
- switch (ethcmd) {
- case ETHTOOL_GDRVINFO: {
- struct ethtool_drvinfo info = { .cmd = ETHTOOL_GDRVINFO, };
-
- strlcpy(info.driver, wl3501_dev_info, sizeof(info.driver));
- rc = copy_to_user(uaddr, &info, sizeof(info)) ? -EFAULT : 1;
- }
- default:
- rc = -EOPNOTSUPP;
- break;
- }
-out:
- return rc;
+ strlcpy(info->driver, wl3501_dev_info, sizeof(info->driver));
}
-/**
- * wl3501_ioctl - Perform IOCTL call functions
- * @dev - network device
- * @ifreq - request
- * @cmd - command
- *
- * Perform IOCTL call functions here. Some are privileged operations and the
- * effective uid is checked in those cases.
- *
- * This part is optional. Needed only if you want to run wlu (unix version).
- *
- * CAUTION: To prevent interrupted by wl3501_interrupt() and timer-based
- * wl3501_hard_start_xmit() from other interrupts, this should be run
- * single-threaded.
- */
-static int wl3501_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
-{
- int rc = -ENODEV;
-
- if (netif_device_present(dev)) {
- rc = -EOPNOTSUPP;
- if (cmd == SIOCETHTOOL)
- rc = wl3501_ethtool_ioctl(dev, rq->ifr_data);
- }
- return rc;
-}
+static const struct ethtool_ops ops = {
+ .get_drvinfo = wl3501_get_drvinfo
+};
/**
* wl3501_detach - deletes a driver "instance"
* Services. If it has been released, all local data structures are freed.
* Otherwise, the structures will be freed when the device is released.
*/
-static void wl3501_detach(dev_link_t *link)
+static void wl3501_detach(struct pcmcia_device *link)
{
- dev_link_t **linkp;
-
- /* Locate device structure */
- for (linkp = &wl3501_dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link)
- break;
- if (!*linkp)
- goto out;
+ struct net_device *dev = link->priv;
/* 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) {
-#ifdef PCMCIA_DEBUG
- printk(KERN_DEBUG "wl3501_cs: detach postponed, '%s' "
- "still locked\n", link->dev->dev_name);
-#endif
- goto out;
- }
+ while (link->open > 0)
+ wl3501_close(dev);
- /* Break the link with Card Services */
- if (link->handle)
- pcmcia_deregister_client(link->handle);
-
- /* Unlink device structure, free pieces */
- *linkp = link->next;
+ netif_device_detach(dev);
+ wl3501_release(link);
if (link->priv)
free_netdev(link->priv);
- kfree(link);
-out:
+
return;
}
&retry, sizeof(retry));
if (rc)
goto out;
- if (wrqu->retry.flags & IW_RETRY_MAX) {
- wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
+ if (wrqu->retry.flags & IW_RETRY_LONG) {
+ wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
goto set_value;
}
rc = wl3501_get_mib_value(this, WL3501_MIB_ATTR_SHORT_RETRY_LIMIT,
&retry, sizeof(retry));
if (rc)
goto out;
- wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MIN;
+ wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_SHORT;
set_value:
wrqu->retry.value = retry;
wrqu->retry.disabled = 0;
static const struct iw_handler_def wl3501_handler_def = {
.num_standard = sizeof(wl3501_handler) / sizeof(iw_handler),
.standard = (iw_handler *)wl3501_handler,
- .spy_offset = offsetof(struct wl3501_card, spy_data),
+ .get_wireless_stats = wl3501_get_wireless_stats,
};
/**
* The dev_link structure is initialized, but we don't actually configure the
* card at this point -- we wait until we receive a card insertion event.
*/
-static dev_link_t *wl3501_attach(void)
+static int wl3501_probe(struct pcmcia_device *p_dev)
{
- client_reg_t client_reg;
- dev_link_t *link;
struct net_device *dev;
- int ret, i;
-
- /* Initialize the dev_link_t structure */
- link = kmalloc(sizeof(*link), GFP_KERNEL);
- if (!link)
- goto out;
- memset(link, 0, sizeof(struct dev_link_t));
+ struct wl3501_card *this;
/* The io structure describes IO port mapping */
- link->io.NumPorts1 = 16;
- link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
- link->io.IOAddrLines = 5;
+ p_dev->io.NumPorts1 = 16;
+ p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
+ p_dev->io.IOAddrLines = 5;
/* Interrupt setup */
- link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
- link->irq.IRQInfo1 = IRQ_INFO2_VALID | IRQ_LEVEL_ID;
- link->irq.IRQInfo2 = wl3501_irq_mask;
- if (wl3501_irq_list[0] != -1)
- for (i = 0; i < 4; i++)
- link->irq.IRQInfo2 |= 1 << wl3501_irq_list[i];
- link->irq.Handler = wl3501_interrupt;
+ p_dev->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
+ p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
+ p_dev->irq.Handler = wl3501_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;
+ p_dev->conf.Attributes = CONF_ENABLE_IRQ;
+ p_dev->conf.IntType = INT_MEMORY_AND_IO;
+ p_dev->conf.ConfigIndex = 1;
dev = alloc_etherdev(sizeof(struct wl3501_card));
if (!dev)
dev->tx_timeout = wl3501_tx_timeout;
dev->watchdog_timeo = 5 * HZ;
dev->get_stats = wl3501_get_stats;
- dev->get_wireless_stats = wl3501_get_wireless_stats;
- dev->do_ioctl = wl3501_ioctl;
+ this = dev->priv;
+ this->wireless_data.spy_data = &this->spy_data;
+ this->p_dev = p_dev;
+ dev->wireless_data = &this->wireless_data;
dev->wireless_handlers = (struct iw_handler_def *)&wl3501_handler_def;
+ SET_ETHTOOL_OPS(dev, &ops);
netif_stop_queue(dev);
- link->priv = link->irq.Instance = dev;
-
- /* Register with Card Services */
- link->next = wl3501_dev_list;
- wl3501_dev_list = link;
- client_reg.dev_info = &wl3501_dev_info;
- client_reg.Attributes = INFO_IO_CLIENT | INFO_CARD_SHARE;
- client_reg.EventMask = CS_EVENT_CARD_INSERTION |
- CS_EVENT_RESET_PHYSICAL |
- CS_EVENT_CARD_RESET |
- CS_EVENT_CARD_REMOVAL |
- CS_EVENT_PM_SUSPEND |
- CS_EVENT_PM_RESUME;
- client_reg.event_handler = wl3501_event;
- client_reg.Version = 0x0210;
- client_reg.event_callback_args.client_data = link;
- ret = pcmcia_register_client(&link->handle, &client_reg);
- if (ret) {
- cs_error(link->handle, RegisterClient, ret);
- wl3501_detach(link);
- link = NULL;
- }
-out:
- return link;
+ p_dev->priv = p_dev->irq.Instance = dev;
+
+ return wl3501_config(p_dev);
out_link:
- kfree(link);
- link = NULL;
- goto out;
+ return -ENOMEM;
}
#define CS_CHECK(fn, ret) \
* received, to configure the PCMCIA socket, and to make the ethernet device
* available to the system.
*/
-static void wl3501_config(dev_link_t *link)
+static int wl3501_config(struct pcmcia_device *link)
{
- tuple_t tuple;
- cisparse_t parse;
- client_handle_t handle = link->handle;
struct net_device *dev = link->priv;
int i = 0, j, last_fn, last_ret;
- unsigned char bf[64];
struct wl3501_card *this;
- /* This reads the card's CONFIG tuple to find its config registers. */
- tuple.Attributes = 0;
- tuple.DesiredTuple = CISTPL_CONFIG;
- CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
- tuple.TupleData = bf;
- tuple.TupleDataMax = sizeof(bf);
- tuple.TupleOffset = 0;
- CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
- CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
- link->conf.ConfigBase = parse.config.base;
- link->conf.Present = parse.config.rmask[0];
-
- /* Configure card */
- link->state |= DEV_CONFIG;
-
/* Try allocating IO ports. This tries a few fixed addresses. If you
* want, you can also read the card's config table to pick addresses --
* see the serial driver for an example. */
* 0x200-0x2ff, and so on, because this seems safer */
link->io.BasePort1 = j;
link->io.BasePort2 = link->io.BasePort1 + 0x10;
- i = pcmcia_request_io(link->handle, &link->io);
+ i = pcmcia_request_io(link, &link->io);
if (i == CS_SUCCESS)
break;
}
if (i != CS_SUCCESS) {
- cs_error(link->handle, RequestIO, i);
+ cs_error(link, RequestIO, i);
goto failed;
}
/* Now allocate an interrupt line. Note that this does not actually
* assign a handler to the interrupt. */
- CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq));
+ CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
/* This actually configures the PCMCIA socket -- setting up the I/O
* windows and the interrupt mapping. */
- CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf));
+ CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
dev->irq = link->irq.AssignedIRQ;
dev->base_addr = link->io.BasePort1;
+ SET_NETDEV_DEV(dev, &handle_to_dev(link));
if (register_netdev(dev)) {
printk(KERN_NOTICE "wl3501_cs: register_netdev() failed\n");
goto failed;
this = dev->priv;
/*
* At this point, the dev_node_t structure(s) should be initialized and
- * arranged in a linked list at link->dev.
+ * arranged in a linked list at link->dev_node.
*/
- link->dev = &this->node;
- link->state &= ~DEV_CONFIG_PENDING;
+ link->dev_node = &this->node;
this->base_addr = dev->base_addr;
spin_lock_init(&this->lock);
init_waitqueue_head(&this->wait);
netif_start_queue(dev);
- goto out;
+ return 0;
+
cs_failed:
- cs_error(link->handle, last_fn, last_ret);
+ cs_error(link, last_fn, last_ret);
failed:
wl3501_release(link);
-out:
- return;
+ return -ENODEV;
}
/**
* and release the PCMCIA configuration. If the device is still open, this
* will be postponed until it is closed.
*/
-static void wl3501_release(dev_link_t *link)
+static void wl3501_release(struct pcmcia_device *link)
{
struct net_device *dev = link->priv;
/* Unlink the device chain */
- if (link->dev) {
+ if (link->dev_node)
unregister_netdev(dev);
- link->dev = NULL;
- }
- /* Don't bother checking to see if these succeed or not */
- pcmcia_release_configuration(link->handle);
- pcmcia_release_io(link->handle, &link->io);
- pcmcia_release_irq(link->handle, &link->irq);
- link->state &= ~DEV_CONFIG;
+ pcmcia_disable_device(link);
}
-/**
- * wl3501_event - The card status event handler
- * @event - event
- * @pri - priority
- * @args - arguments for this event
- *
- * 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 wl3501_event(event_t event, int pri, event_callback_args_t *args)
+static int wl3501_suspend(struct pcmcia_device *link)
{
- dev_link_t *link = args->client_data;
struct net_device *dev = link->priv;
- switch (event) {
- case CS_EVENT_CARD_REMOVAL:
- link->state &= ~DEV_PRESENT;
- if (link->state & DEV_CONFIG) {
- while (link->open > 0)
- wl3501_close(dev);
- netif_device_detach(dev);
- wl3501_release(link);
- }
- break;
- case CS_EVENT_CARD_INSERTION:
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- wl3501_config(link);
- break;
- case CS_EVENT_PM_SUSPEND:
- link->state |= DEV_SUSPEND;
- wl3501_pwr_mgmt(dev->priv, WL3501_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;
- wl3501_pwr_mgmt(dev->priv, WL3501_RESUME);
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- if (link->state & DEV_CONFIG) {
- pcmcia_request_configuration(link->handle, &link->conf);
- if (link->open) {
- wl3501_reset(dev);
- netif_device_attach(dev);
- }
- }
- break;
+ wl3501_pwr_mgmt(dev->priv, WL3501_SUSPEND);
+ if (link->open)
+ netif_device_detach(dev);
+
+ return 0;
+}
+
+static int wl3501_resume(struct pcmcia_device *link)
+{
+ struct net_device *dev = link->priv;
+
+ wl3501_pwr_mgmt(dev->priv, WL3501_RESUME);
+ if (link->open) {
+ wl3501_reset(dev);
+ netif_device_attach(dev);
}
+
return 0;
}
+
+static struct pcmcia_device_id wl3501_ids[] = {
+ PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0001),
+ PCMCIA_DEVICE_NULL
+};
+MODULE_DEVICE_TABLE(pcmcia, wl3501_ids);
+
static struct pcmcia_driver wl3501_driver = {
- .owner = THIS_MODULE,
- .drv = {
- .name = "wl3501_cs",
+ .owner = THIS_MODULE,
+ .drv = {
+ .name = "wl3501_cs",
},
- .attach = wl3501_attach,
- .detach = wl3501_detach,
+ .probe = wl3501_probe,
+ .remove = wl3501_detach,
+ .id_table = wl3501_ids,
+ .suspend = wl3501_suspend,
+ .resume = wl3501_resume,
};
static int __init wl3501_init_module(void)
static void __exit wl3501_exit_module(void)
{
- dprintk(0, ": unloading");
pcmcia_unregister_driver(&wl3501_driver);
- while (wl3501_dev_list) {
- /* Mark the device as non-existing to minimize calls to card */
- wl3501_dev_list->state &= ~DEV_PRESENT;
- if (wl3501_dev_list->state & DEV_CONFIG)
- wl3501_release(wl3501_dev_list);
- wl3501_detach(wl3501_dev_list);
- }
}
module_init(wl3501_init_module);
module_exit(wl3501_exit_module);
-MODULE_PARM(wl3501_irq_mask, "i");
-MODULE_PARM(wl3501_irq_list, "1-4i");
MODULE_AUTHOR("Fox Chen <mhchen@golf.ccl.itri.org.tw>, "
"Arnaldo Carvalho de Melo <acme@conectiva.com.br>,"
"Gustavo Niemeyer <niemeyer@conectiva.com>");
git://git.onelab.eu / linux-2.6.git / blobdiff