2005-04-16 22:20:36 +00:00
|
|
|
/* orinoco_cs.c (formerly known as dldwd_cs.c)
|
|
|
|
*
|
|
|
|
* A driver for "Hermes" chipset based PCMCIA wireless adaptors, such
|
|
|
|
* as the Lucent WavelanIEEE/Orinoco cards and their OEM (Cabletron/
|
|
|
|
* EnteraSys RoamAbout 802.11, ELSA Airlancer, Melco Buffalo and others).
|
|
|
|
* It should also be usable on various Prism II based cards such as the
|
|
|
|
* Linksys, D-Link and Farallon Skyline. It should also work on Symbol
|
|
|
|
* cards such as the 3Com AirConnect and Ericsson WLAN.
|
|
|
|
*
|
|
|
|
* Copyright notice & release notes in file orinoco.c
|
|
|
|
*/
|
|
|
|
|
|
|
|
#define DRIVER_NAME "orinoco_cs"
|
|
|
|
#define PFX DRIVER_NAME ": "
|
|
|
|
|
|
|
|
#include <linux/config.h>
|
|
|
|
#ifdef __IN_PCMCIA_PACKAGE__
|
|
|
|
#include <pcmcia/k_compat.h>
|
|
|
|
#endif /* __IN_PCMCIA_PACKAGE__ */
|
|
|
|
|
|
|
|
#include <linux/module.h>
|
|
|
|
#include <linux/kernel.h>
|
|
|
|
#include <linux/init.h>
|
|
|
|
#include <linux/sched.h>
|
|
|
|
#include <linux/ptrace.h>
|
|
|
|
#include <linux/slab.h>
|
|
|
|
#include <linux/string.h>
|
|
|
|
#include <linux/ioport.h>
|
|
|
|
#include <linux/netdevice.h>
|
|
|
|
#include <linux/if_arp.h>
|
|
|
|
#include <linux/etherdevice.h>
|
|
|
|
#include <linux/wireless.h>
|
|
|
|
|
|
|
|
#include <pcmcia/cs_types.h>
|
|
|
|
#include <pcmcia/cs.h>
|
|
|
|
#include <pcmcia/cistpl.h>
|
|
|
|
#include <pcmcia/cisreg.h>
|
|
|
|
#include <pcmcia/ds.h>
|
|
|
|
|
|
|
|
#include <asm/uaccess.h>
|
|
|
|
#include <asm/io.h>
|
|
|
|
#include <asm/system.h>
|
|
|
|
|
|
|
|
#include "orinoco.h"
|
|
|
|
|
|
|
|
/********************************************************************/
|
|
|
|
/* Module stuff */
|
|
|
|
/********************************************************************/
|
|
|
|
|
|
|
|
MODULE_AUTHOR("David Gibson <hermes@gibson.dropbear.id.au>");
|
|
|
|
MODULE_DESCRIPTION("Driver for PCMCIA Lucent Orinoco, Prism II based and similar wireless cards");
|
|
|
|
MODULE_LICENSE("Dual MPL/GPL");
|
|
|
|
|
|
|
|
/* Module parameters */
|
|
|
|
|
|
|
|
/* Some D-Link cards have buggy CIS. They do work at 5v properly, but
|
|
|
|
* don't have any CIS entry for it. This workaround it... */
|
|
|
|
static int ignore_cis_vcc; /* = 0 */
|
|
|
|
module_param(ignore_cis_vcc, int, 0);
|
|
|
|
MODULE_PARM_DESC(ignore_cis_vcc, "Allow voltage mismatch between card and socket");
|
|
|
|
|
|
|
|
/********************************************************************/
|
|
|
|
/* Magic constants */
|
|
|
|
/********************************************************************/
|
|
|
|
|
|
|
|
/*
|
|
|
|
* 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 = DRIVER_NAME;
|
|
|
|
|
|
|
|
/********************************************************************/
|
|
|
|
/* Data structures */
|
|
|
|
/********************************************************************/
|
|
|
|
|
|
|
|
/* PCMCIA specific device information (goes in the card field of
|
|
|
|
* struct orinoco_private */
|
|
|
|
struct orinoco_pccard {
|
|
|
|
dev_link_t link;
|
|
|
|
dev_node_t node;
|
|
|
|
|
|
|
|
/* Used to handle hard reset */
|
|
|
|
/* yuck, we need this hack to work around the insanity of the
|
|
|
|
* PCMCIA layer */
|
|
|
|
unsigned long hard_reset_in_progress;
|
|
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
|
|
* 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 */
|
|
|
|
/********************************************************************/
|
|
|
|
|
|
|
|
/* device methods */
|
|
|
|
static int orinoco_cs_hard_reset(struct orinoco_private *priv);
|
|
|
|
|
|
|
|
/* PCMCIA gumpf */
|
|
|
|
static void orinoco_cs_config(dev_link_t * link);
|
|
|
|
static void orinoco_cs_release(dev_link_t * link);
|
|
|
|
static int orinoco_cs_event(event_t event, int priority,
|
|
|
|
event_callback_args_t * args);
|
|
|
|
|
|
|
|
static dev_link_t *orinoco_cs_attach(void);
|
|
|
|
static void orinoco_cs_detach(dev_link_t *);
|
|
|
|
|
|
|
|
/********************************************************************/
|
|
|
|
/* Device methods */
|
|
|
|
/********************************************************************/
|
|
|
|
|
|
|
|
static int
|
|
|
|
orinoco_cs_hard_reset(struct orinoco_private *priv)
|
|
|
|
{
|
|
|
|
struct orinoco_pccard *card = priv->card;
|
|
|
|
dev_link_t *link = &card->link;
|
|
|
|
int err;
|
|
|
|
|
|
|
|
/* We need atomic ops here, because we're not holding the lock */
|
|
|
|
set_bit(0, &card->hard_reset_in_progress);
|
|
|
|
|
|
|
|
err = pcmcia_reset_card(link->handle, NULL);
|
|
|
|
if (err)
|
|
|
|
return err;
|
|
|
|
|
|
|
|
msleep(100);
|
|
|
|
clear_bit(0, &card->hard_reset_in_progress);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/********************************************************************/
|
|
|
|
/* PCMCIA stuff */
|
|
|
|
/********************************************************************/
|
|
|
|
|
|
|
|
/*
|
|
|
|
* This creates an "instance" of the driver, allocating local data
|
|
|
|
* structures for one device. The device is registered with Card
|
|
|
|
* Services.
|
|
|
|
*
|
|
|
|
* 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 *
|
|
|
|
orinoco_cs_attach(void)
|
|
|
|
{
|
|
|
|
struct net_device *dev;
|
|
|
|
struct orinoco_private *priv;
|
|
|
|
struct orinoco_pccard *card;
|
|
|
|
dev_link_t *link;
|
|
|
|
client_reg_t client_reg;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
dev = alloc_orinocodev(sizeof(*card), orinoco_cs_hard_reset);
|
|
|
|
if (! dev)
|
|
|
|
return NULL;
|
|
|
|
priv = netdev_priv(dev);
|
|
|
|
card = priv->card;
|
|
|
|
|
|
|
|
/* Link both structures together */
|
|
|
|
link = &card->link;
|
|
|
|
link->priv = dev;
|
|
|
|
|
|
|
|
/* Interrupt setup */
|
|
|
|
link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
|
|
|
|
link->irq.IRQInfo1 = IRQ_LEVEL_ID;
|
|
|
|
link->irq.Handler = orinoco_interrupt;
|
|
|
|
link->irq.Instance = dev;
|
|
|
|
|
|
|
|
/* General socket configuration defaults can go here. In this
|
|
|
|
* client, we assume very little, and rely on the CIS for
|
|
|
|
* almost everything. In most clients, many details (i.e.,
|
|
|
|
* number, sizes, and attributes of IO windows) are fixed by
|
|
|
|
* the nature of the device, and can be hard-wired here. */
|
|
|
|
link->conf.Attributes = 0;
|
|
|
|
link->conf.IntType = INT_MEMORY_AND_IO;
|
|
|
|
|
|
|
|
/* Register with Card Services */
|
|
|
|
/* FIXME: need a lock? */
|
|
|
|
link->next = dev_list;
|
|
|
|
dev_list = link;
|
|
|
|
|
|
|
|
client_reg.dev_info = &dev_info;
|
|
|
|
client_reg.Version = 0x0210; /* FIXME: what does this mean? */
|
|
|
|
client_reg.event_callback_args.client_data = link;
|
|
|
|
|
|
|
|
ret = pcmcia_register_client(&link->handle, &client_reg);
|
|
|
|
if (ret != CS_SUCCESS) {
|
|
|
|
cs_error(link->handle, RegisterClient, ret);
|
|
|
|
orinoco_cs_detach(link);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
return link;
|
|
|
|
} /* orinoco_cs_attach */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* This deletes a driver "instance". The device is de-registered with
|
|
|
|
* Card 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 orinoco_cs_detach(dev_link_t *link)
|
|
|
|
{
|
|
|
|
dev_link_t **linkp;
|
|
|
|
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)
|
|
|
|
orinoco_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",
|
|
|
|
dev);
|
|
|
|
unregister_netdev(dev);
|
|
|
|
}
|
|
|
|
free_orinocodev(dev);
|
|
|
|
} /* orinoco_cs_detach */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* orinoco_cs_config() is scheduled to run after a CARD_INSERTION
|
|
|
|
* event is received, to configure the PCMCIA socket, and to make the
|
|
|
|
* device available to the system.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#define CS_CHECK(fn, ret) do { \
|
|
|
|
last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; \
|
|
|
|
} while (0)
|
|
|
|
|
|
|
|
static void
|
|
|
|
orinoco_cs_config(dev_link_t *link)
|
|
|
|
{
|
|
|
|
struct net_device *dev = link->priv;
|
|
|
|
client_handle_t handle = link->handle;
|
|
|
|
struct orinoco_private *priv = netdev_priv(dev);
|
|
|
|
struct orinoco_pccard *card = priv->card;
|
|
|
|
hermes_t *hw = &priv->hw;
|
|
|
|
int last_fn, last_ret;
|
|
|
|
u_char buf[64];
|
|
|
|
config_info_t conf;
|
|
|
|
cisinfo_t info;
|
|
|
|
tuple_t tuple;
|
|
|
|
cisparse_t parse;
|
|
|
|
void __iomem *mem;
|
|
|
|
|
|
|
|
CS_CHECK(ValidateCIS, pcmcia_validate_cis(handle, &info));
|
|
|
|
|
|
|
|
/*
|
|
|
|
* This reads the card's CONFIG tuple to find its
|
|
|
|
* configuration registers.
|
|
|
|
*/
|
|
|
|
tuple.DesiredTuple = CISTPL_CONFIG;
|
|
|
|
tuple.Attributes = 0;
|
|
|
|
tuple.TupleData = buf;
|
|
|
|
tuple.TupleDataMax = sizeof(buf);
|
|
|
|
tuple.TupleOffset = 0;
|
|
|
|
CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
|
|
|
|
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;
|
|
|
|
|
|
|
|
/* Look up the current Vcc */
|
|
|
|
CS_CHECK(GetConfigurationInfo,
|
|
|
|
pcmcia_get_configuration_info(handle, &conf));
|
|
|
|
link->conf.Vcc = conf.Vcc;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* In this loop, we scan the CIS for configuration table
|
|
|
|
* entries, each of which describes a valid card
|
|
|
|
* configuration, including voltage, IO window, memory window,
|
|
|
|
* and interrupt settings.
|
|
|
|
*
|
|
|
|
* We make no assumptions about the card to be configured: we
|
|
|
|
* use just the information available in the CIS. In an ideal
|
|
|
|
* world, this would work for any PCMCIA card, but it requires
|
|
|
|
* a complete and accurate CIS. In practice, a driver usually
|
|
|
|
* "knows" most of these things without consulting the CIS,
|
|
|
|
* and most client drivers will only use the CIS to fill in
|
|
|
|
* implementation-defined details.
|
|
|
|
*/
|
|
|
|
tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
|
|
|
|
CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
|
|
|
|
while (1) {
|
|
|
|
cistpl_cftable_entry_t *cfg = &(parse.cftable_entry);
|
|
|
|
cistpl_cftable_entry_t dflt = { .index = 0 };
|
|
|
|
|
|
|
|
if ( (pcmcia_get_tuple_data(handle, &tuple) != 0)
|
|
|
|
|| (pcmcia_parse_tuple(handle, &tuple, &parse) != 0))
|
|
|
|
goto next_entry;
|
|
|
|
|
|
|
|
if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
|
|
|
|
dflt = *cfg;
|
|
|
|
if (cfg->index == 0)
|
|
|
|
goto next_entry;
|
|
|
|
link->conf.ConfigIndex = cfg->index;
|
|
|
|
|
|
|
|
/* Does this card need audio output? */
|
|
|
|
if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
|
|
|
|
link->conf.Attributes |= CONF_ENABLE_SPKR;
|
|
|
|
link->conf.Status = CCSR_AUDIO_ENA;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Use power settings for Vcc and Vpp if present */
|
|
|
|
/* Note that the CIS values need to be rescaled */
|
|
|
|
if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
|
|
|
|
if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 10000) {
|
|
|
|
DEBUG(2, "orinoco_cs_config: Vcc mismatch (conf.Vcc = %d, CIS = %d)\n", conf.Vcc, cfg->vcc.param[CISTPL_POWER_VNOM] / 10000);
|
|
|
|
if (!ignore_cis_vcc)
|
|
|
|
goto next_entry;
|
|
|
|
}
|
|
|
|
} else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
|
|
|
|
if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] / 10000) {
|
|
|
|
DEBUG(2, "orinoco_cs_config: Vcc mismatch (conf.Vcc = %d, CIS = %d)\n", conf.Vcc, dflt.vcc.param[CISTPL_POWER_VNOM] / 10000);
|
|
|
|
if(!ignore_cis_vcc)
|
|
|
|
goto next_entry;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
|
|
|
|
link->conf.Vpp1 = link->conf.Vpp2 =
|
|
|
|
cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
|
|
|
|
else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
|
|
|
|
link->conf.Vpp1 = link->conf.Vpp2 =
|
|
|
|
dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
|
|
|
|
|
|
|
|
/* Do we need to allocate an interrupt? */
|
|
|
|
link->conf.Attributes |= CONF_ENABLE_IRQ;
|
|
|
|
|
|
|
|
/* IO window settings */
|
|
|
|
link->io.NumPorts1 = link->io.NumPorts2 = 0;
|
|
|
|
if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
|
|
|
|
cistpl_io_t *io =
|
|
|
|
(cfg->io.nwin) ? &cfg->io : &dflt.io;
|
|
|
|
link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
|
|
|
|
if (!(io->flags & CISTPL_IO_8BIT))
|
|
|
|
link->io.Attributes1 =
|
|
|
|
IO_DATA_PATH_WIDTH_16;
|
|
|
|
if (!(io->flags & CISTPL_IO_16BIT))
|
|
|
|
link->io.Attributes1 =
|
|
|
|
IO_DATA_PATH_WIDTH_8;
|
|
|
|
link->io.IOAddrLines =
|
|
|
|
io->flags & CISTPL_IO_LINES_MASK;
|
|
|
|
link->io.BasePort1 = io->win[0].base;
|
|
|
|
link->io.NumPorts1 = io->win[0].len;
|
|
|
|
if (io->nwin > 1) {
|
|
|
|
link->io.Attributes2 =
|
|
|
|
link->io.Attributes1;
|
|
|
|
link->io.BasePort2 = io->win[1].base;
|
|
|
|
link->io.NumPorts2 = io->win[1].len;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* This reserves IO space but doesn't actually enable it */
|
|
|
|
if (pcmcia_request_io(link->handle, &link->io) != 0)
|
|
|
|
goto next_entry;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* If we got this far, we're cool! */
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
next_entry:
|
|
|
|
if (link->io.NumPorts1)
|
|
|
|
pcmcia_release_io(link->handle, &link->io);
|
|
|
|
last_ret = pcmcia_get_next_tuple(handle, &tuple);
|
|
|
|
if (last_ret == CS_NO_MORE_ITEMS) {
|
|
|
|
printk(KERN_ERR PFX "GetNextTuple(): No matching "
|
|
|
|
"CIS configuration. Maybe you need the "
|
|
|
|
"ignore_cis_vcc=1 parameter.\n");
|
|
|
|
goto cs_failed;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Allocate an interrupt line. Note that this does not assign
|
|
|
|
* a handler to the interrupt, unless the 'Handler' member of
|
|
|
|
* the irq structure is initialized.
|
|
|
|
*/
|
|
|
|
CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq));
|
|
|
|
|
|
|
|
/* We initialize the hermes structure before completing PCMCIA
|
|
|
|
* configuration just in case the interrupt handler gets
|
|
|
|
* called. */
|
|
|
|
mem = ioport_map(link->io.BasePort1, link->io.NumPorts1);
|
|
|
|
if (!mem)
|
|
|
|
goto cs_failed;
|
|
|
|
|
|
|
|
hermes_struct_init(hw, mem, HERMES_16BIT_REGSPACING);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* This actually configures the PCMCIA socket -- setting up
|
|
|
|
* the I/O windows and the interrupt mapping, and putting the
|
|
|
|
* card and host interface into "Memory and IO" mode.
|
|
|
|
*/
|
|
|
|
CS_CHECK(RequestConfiguration,
|
|
|
|
pcmcia_request_configuration(link->handle, &link->conf));
|
|
|
|
|
|
|
|
/* Ok, we have the configuration, prepare to register the netdev */
|
|
|
|
dev->base_addr = link->io.BasePort1;
|
|
|
|
dev->irq = link->irq.AssignedIRQ;
|
|
|
|
SET_MODULE_OWNER(dev);
|
|
|
|
card->node.major = card->node.minor = 0;
|
|
|
|
|
|
|
|
SET_NETDEV_DEV(dev, &handle_to_dev(handle));
|
|
|
|
/* Tell the stack we exist */
|
|
|
|
if (register_netdev(dev) != 0) {
|
|
|
|
printk(KERN_ERR PFX "register_netdev() failed\n");
|
|
|
|
goto failed;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* At this point, the dev_node_t structure(s) needs to be
|
|
|
|
* initialized and arranged in a linked list at link->dev. */
|
|
|
|
strcpy(card->node.dev_name, dev->name);
|
|
|
|
link->dev = &card->node; /* link->dev being non-NULL is also
|
|
|
|
used to indicate that the
|
|
|
|
net_device has been registered */
|
|
|
|
link->state &= ~DEV_CONFIG_PENDING;
|
|
|
|
|
|
|
|
/* Finally, report what we've done */
|
|
|
|
printk(KERN_DEBUG "%s: index 0x%02x: Vcc %d.%d",
|
|
|
|
dev->name, link->conf.ConfigIndex,
|
|
|
|
link->conf.Vcc / 10, link->conf.Vcc % 10);
|
|
|
|
if (link->conf.Vpp1)
|
|
|
|
printk(", Vpp %d.%d", link->conf.Vpp1 / 10,
|
|
|
|
link->conf.Vpp1 % 10);
|
|
|
|
printk(", irq %d", link->irq.AssignedIRQ);
|
|
|
|
if (link->io.NumPorts1)
|
|
|
|
printk(", io 0x%04x-0x%04x", link->io.BasePort1,
|
|
|
|
link->io.BasePort1 + link->io.NumPorts1 - 1);
|
|
|
|
if (link->io.NumPorts2)
|
|
|
|
printk(" & 0x%04x-0x%04x", link->io.BasePort2,
|
|
|
|
link->io.BasePort2 + link->io.NumPorts2 - 1);
|
|
|
|
printk("\n");
|
|
|
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
cs_failed:
|
|
|
|
cs_error(link->handle, last_fn, last_ret);
|
|
|
|
|
|
|
|
failed:
|
|
|
|
orinoco_cs_release(link);
|
|
|
|
} /* orinoco_cs_config */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* After a card is removed, orinoco_cs_release() will unregister the
|
|
|
|
* device, and release the PCMCIA configuration. If the device is
|
|
|
|
* still open, this will be postponed until it is closed.
|
|
|
|
*/
|
|
|
|
static void
|
|
|
|
orinoco_cs_release(dev_link_t *link)
|
|
|
|
{
|
|
|
|
struct net_device *dev = link->priv;
|
|
|
|
struct orinoco_private *priv = netdev_priv(dev);
|
|
|
|
unsigned long flags;
|
|
|
|
|
|
|
|
/* We're committed to taking the device away now, so mark the
|
|
|
|
* hardware as unavailable */
|
|
|
|
spin_lock_irqsave(&priv->lock, flags);
|
|
|
|
priv->hw_unavailable++;
|
|
|
|
spin_unlock_irqrestore(&priv->lock, flags);
|
|
|
|
|
|
|
|
/* Don't bother checking to see if these succeed or not */
|
|
|
|
pcmcia_release_configuration(link->handle);
|
|
|
|
if (link->io.NumPorts1)
|
|
|
|
pcmcia_release_io(link->handle, &link->io);
|
|
|
|
if (link->irq.AssignedIRQ)
|
|
|
|
pcmcia_release_irq(link->handle, &link->irq);
|
|
|
|
link->state &= ~DEV_CONFIG;
|
|
|
|
if (priv->hw.iobase)
|
|
|
|
ioport_unmap(priv->hw.iobase);
|
|
|
|
} /* orinoco_cs_release */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* The card status event handler. Mostly, this schedules other stuff
|
|
|
|
* to run after an event is received.
|
|
|
|
*/
|
|
|
|
static int
|
|
|
|
orinoco_cs_event(event_t event, int priority,
|
|
|
|
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);
|
|
|
|
struct orinoco_pccard *card = priv->card;
|
|
|
|
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;
|
|
|
|
orinoco_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 :-( */
|
|
|
|
if (! test_bit(0, &card->hard_reset_in_progress)) {
|
|
|
|
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);
|
|
|
|
|
|
|
|
if (! test_bit(0, &card->hard_reset_in_progress)) {
|
|
|
|
err = orinoco_reinit_firmware(dev);
|
|
|
|
if (err) {
|
|
|
|
printk(KERN_ERR "%s: Error %d re-initializing firmware\n",
|
|
|
|
dev->name, err);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
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\n",
|
|
|
|
dev->name, err);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
spin_unlock_irqrestore(&priv->lock, flags);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
return err;
|
|
|
|
} /* orinoco_cs_event */
|
|
|
|
|
|
|
|
/********************************************************************/
|
|
|
|
/* Module initialization */
|
|
|
|
/********************************************************************/
|
|
|
|
|
|
|
|
/* Can't be declared "const" or the whole __initdata section will
|
|
|
|
* become const */
|
|
|
|
static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION
|
|
|
|
" (David Gibson <hermes@gibson.dropbear.id.au>, "
|
|
|
|
"Pavel Roskin <proski@gnu.org>, et al)";
|
|
|
|
|
2005-06-27 23:28:27 +00:00
|
|
|
static struct pcmcia_device_id orinoco_cs_ids[] = {
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x0156, 0x0002),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x01eb, 0x080a),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x0261, 0x0002),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x0268, 0x0001),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0305),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0673),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x02ac, 0x0002),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x14ea, 0xb001),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x9005, 0x0021),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0xc250, 0x0002),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("3Com", "3CRWE737A AirConnect Wireless LAN PC Card", 0x41240e5b, 0x56010af3),
|
|
|
|
PCMCIA_DEVICE_PROD_ID123("Instant Wireless ", " Network PC CARD", "Version 01.02", 0x11d901af, 0x6e9bd926, 0x4b74baa0),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("ACTIONTEC", "PRISM Wireless LAN PC Card", 0x393089da, 0xa71e69d5),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("Avaya Communication", "Avaya Wireless PC Card", 0xd8a43b78, 0x0d341169),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-PCM-L11G", 0x2decece3, 0xf57ca4b3),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("Cabletron", "RoamAbout 802.11 DS", 0x32d445f5, 0xedeffd90),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("corega K.K.", "Wireless LAN PCC-11", 0x5261440f, 0xa6405584),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("corega K.K.", "Wireless LAN PCCA-11", 0x5261440f, 0xdf6115f9),
|
2005-09-13 08:25:05 +00:00
|
|
|
PCMCIA_DEVICE_PROD_ID12("corega_K.K.", "Wireless_LAN_PCCB-11", 0x29e33311, 0xee7a27ae),
|
2005-06-27 23:28:27 +00:00
|
|
|
PCMCIA_DEVICE_PROD_ID12("D", "Link DRC-650 11Mbps WLAN Card", 0x71b18589, 0xf144e3ac),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("D", "Link DWL-650 11Mbps WLAN Card", 0x71b18589, 0xb6f1b0ab),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("ELSA", "AirLancer MC-11", 0x4507a33a, 0xef54f0e3),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("HyperLink", "Wireless PC Card 11Mbps", 0x56cc3f1a, 0x0bcf220c),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE", 0x74c5e40d, 0xdb472a18),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("Lucent Technologies", "WaveLAN/IEEE", 0x23eb9949, 0xc562e72a),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("MELCO", "WLI-PCM-L11", 0x481e0094, 0x7360e410),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("MELCO", "WLI-PCM-L11G", 0x481e0094, 0xf57ca4b3),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("Microsoft", "Wireless Notebook Adapter MN-520", 0x5961bf85, 0x6eec8c01),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("NCR", "WaveLAN/IEEE", 0x24358cd4, 0xc562e72a),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("NETGEAR MA401RA Wireless PC", "Card", 0x0306467f, 0x9762e8f1),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("PLANEX", "GeoWave/GW-CF110", 0x209f40ab, 0xd9715264),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("PROXIM", "LAN PC CARD HARMONY 80211B", 0xc6536a5e, 0x090c3cd9),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("PROXIM", "LAN PCI CARD HARMONY 80211B", 0xc6536a5e, 0x9f494e26),
|
|
|
|
PCMCIA_DEVICE_PROD_ID12("SAMSUNG", "11Mbps WLAN Card", 0x43d74cb4, 0x579bd91b),
|
|
|
|
PCMCIA_DEVICE_PROD_ID1("Symbol Technologies", 0x3f02b4d6),
|
|
|
|
PCMCIA_DEVICE_NULL,
|
|
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(pcmcia, orinoco_cs_ids);
|
|
|
|
|
2005-04-16 22:20:36 +00:00
|
|
|
static struct pcmcia_driver orinoco_driver = {
|
|
|
|
.owner = THIS_MODULE,
|
|
|
|
.drv = {
|
|
|
|
.name = DRIVER_NAME,
|
|
|
|
},
|
|
|
|
.attach = orinoco_cs_attach,
|
2005-07-08 00:59:00 +00:00
|
|
|
.event = orinoco_cs_event,
|
2005-04-16 22:20:36 +00:00
|
|
|
.detach = orinoco_cs_detach,
|
2005-06-27 23:28:27 +00:00
|
|
|
.id_table = orinoco_cs_ids,
|
2005-04-16 22:20:36 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
static int __init
|
|
|
|
init_orinoco_cs(void)
|
|
|
|
{
|
|
|
|
printk(KERN_DEBUG "%s\n", version);
|
|
|
|
|
|
|
|
return pcmcia_register_driver(&orinoco_driver);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void __exit
|
|
|
|
exit_orinoco_cs(void)
|
|
|
|
{
|
|
|
|
pcmcia_unregister_driver(&orinoco_driver);
|
|
|
|
BUG_ON(dev_list != NULL);
|
|
|
|
}
|
|
|
|
|
|
|
|
module_init(init_orinoco_cs);
|
|
|
|
module_exit(exit_orinoco_cs);
|