#include <linux/skbuff.h>
#include <asm/uaccess.h>
#include <asm/io.h>
-#define __KERNEL_SYSCALLS__
#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/slab.h>
#include <linux/firmware.h>
#include <linux/acpi.h>
#include <linux/ctype.h>
+#include <linux/latency.h>
#include "ipw2100.h"
struct ipw2100_fw *fw);
static int ipw2100_ucode_download(struct ipw2100_priv *priv,
struct ipw2100_fw *fw);
-static void ipw2100_wx_event_work(struct ipw2100_priv *priv);
+static void ipw2100_wx_event_work(struct work_struct *work);
static struct iw_statistics *ipw2100_wx_wireless_stats(struct net_device *dev);
static struct iw_handler_def ipw2100_wx_handler_def;
queue_delayed_work(priv->workqueue, &priv->reset_work,
priv->reset_backoff * HZ);
else
- queue_work(priv->workqueue, &priv->reset_work);
+ queue_delayed_work(priv->workqueue, &priv->reset_work,
+ 0);
if (priv->reset_backoff < MAX_RESET_BACKOFF)
priv->reset_backoff++;
return 0;
}
+ /* the ipw2100 hardware really doesn't want power management delays
+ * longer than 175usec
+ */
+ modify_acceptable_latency("ipw2100", 175);
+
/* If the interrupt is enabled, turn it off... */
spin_lock_irqsave(&priv->low_lock, flags);
ipw2100_disable_interrupts(priv);
ipw2100_disable_interrupts(priv);
spin_unlock_irqrestore(&priv->low_lock, flags);
+ modify_acceptable_latency("ipw2100", INFINITE_LATENCY);
+
#ifdef ACPI_CSTATE_LIMIT_DEFINED
if (priv->config & CFG_C3_DISABLED) {
IPW_DEBUG_INFO(": Resetting C3 transitions.\n");
netif_stop_queue(priv->net_dev);
}
-static void ipw2100_reset_adapter(struct ipw2100_priv *priv)
+static void ipw2100_reset_adapter(struct work_struct *work)
{
+ struct ipw2100_priv *priv =
+ container_of(work, struct ipw2100_priv, reset_work.work);
unsigned long flags;
union iwreq_data wrqu = {
.ap_addr = {
return;
if (priv->status & STATUS_SECURITY_UPDATED)
- queue_work(priv->workqueue, &priv->security_work);
+ queue_delayed_work(priv->workqueue, &priv->security_work, 0);
- queue_work(priv->workqueue, &priv->wx_event_work);
+ queue_delayed_work(priv->workqueue, &priv->wx_event_work, 0);
}
static void isr_indicate_rf_kill(struct ipw2100_priv *priv, u32 status)
if (priv->snapshot[0])
return 1;
for (i = 0; i < 0x30; i++) {
- priv->snapshot[i] = (u8 *) kmalloc(0x1000, GFP_ATOMIC);
+ priv->snapshot[i] = kmalloc(0x1000, GFP_ATOMIC);
if (!priv->snapshot[i]) {
IPW_DEBUG_INFO("%s: Error allocating snapshot "
"buffer %d\n", priv->net_dev->name, i);
break;
}
#endif
- if (stats.len < sizeof(u->rx_data.header))
+ if (stats.len < sizeof(struct ieee80211_hdr_3addr))
break;
switch (WLAN_FC_GET_TYPE(u->rx_data.header.frame_ctl)) {
case IEEE80211_FTYPE_MGMT:
IPW_DEBUG_ISR("exit\n");
}
-static irqreturn_t ipw2100_interrupt(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t ipw2100_interrupt(int irq, void *data)
{
struct ipw2100_priv *priv = data;
u32 inta, inta_mask;
return err;
}
-static void ipw2100_security_work(struct ipw2100_priv *priv)
+static void ipw2100_security_work(struct work_struct *work)
{
+ struct ipw2100_priv *priv =
+ container_of(work, struct ipw2100_priv, security_work.work);
+
/* If we happen to have reconnected before we get a chance to
* process this, then update the security settings--which causes
* a disassociation to occur */
priv->reset_backoff = 0;
mutex_unlock(&priv->action_mutex);
- ipw2100_reset_adapter(priv);
+ ipw2100_reset_adapter(&priv->reset_work.work);
return 0;
done:
schedule_reset(priv);
}
-/*
- * TODO: reimplement it so that it reads statistics
- * from the adapter using ordinal tables
- * instead of/in addition to collecting them
- * in the driver
- */
-static struct net_device_stats *ipw2100_stats(struct net_device *dev)
-{
- struct ipw2100_priv *priv = ieee80211_priv(dev);
-
- return &priv->ieee->stats;
-}
-
static int ipw2100_wpa_enable(struct ipw2100_priv *priv, int value)
{
/* This is called when wpa_supplicant loads and closes the driver
return (priv->status & STATUS_ASSOCIATED) ? 1 : 0;
}
-static struct ethtool_ops ipw2100_ethtool_ops = {
+static const struct ethtool_ops ipw2100_ethtool_ops = {
.get_link = ipw2100_ethtool_get_link,
.get_drvinfo = ipw_ethtool_get_drvinfo,
};
-static void ipw2100_hang_check(void *adapter)
+static void ipw2100_hang_check(struct work_struct *work)
{
- struct ipw2100_priv *priv = adapter;
+ struct ipw2100_priv *priv =
+ container_of(work, struct ipw2100_priv, hang_check.work);
unsigned long flags;
u32 rtc = 0xa5a5a5a5;
u32 len = sizeof(rtc);
spin_unlock_irqrestore(&priv->low_lock, flags);
}
-static void ipw2100_rf_kill(void *adapter)
+static void ipw2100_rf_kill(struct work_struct *work)
{
- struct ipw2100_priv *priv = adapter;
+ struct ipw2100_priv *priv =
+ container_of(work, struct ipw2100_priv, rf_kill.work);
unsigned long flags;
spin_lock_irqsave(&priv->low_lock, flags);
dev->open = ipw2100_open;
dev->stop = ipw2100_close;
dev->init = ipw2100_net_init;
- dev->get_stats = ipw2100_stats;
dev->ethtool_ops = &ipw2100_ethtool_ops;
dev->tx_timeout = ipw2100_tx_timeout;
dev->wireless_handlers = &ipw2100_wx_handler_def;
priv->workqueue = create_workqueue(DRV_NAME);
- INIT_WORK(&priv->reset_work,
- (void (*)(void *))ipw2100_reset_adapter, priv);
- INIT_WORK(&priv->security_work,
- (void (*)(void *))ipw2100_security_work, priv);
- INIT_WORK(&priv->wx_event_work,
- (void (*)(void *))ipw2100_wx_event_work, priv);
- INIT_WORK(&priv->hang_check, ipw2100_hang_check, priv);
- INIT_WORK(&priv->rf_kill, ipw2100_rf_kill, priv);
+ INIT_DELAYED_WORK(&priv->reset_work, ipw2100_reset_adapter);
+ INIT_DELAYED_WORK(&priv->security_work, ipw2100_security_work);
+ INIT_DELAYED_WORK(&priv->wx_event_work, ipw2100_wx_event_work);
+ INIT_DELAYED_WORK(&priv->hang_check, ipw2100_hang_check);
+ INIT_DELAYED_WORK(&priv->rf_kill, ipw2100_rf_kill);
tasklet_init(&priv->irq_tasklet, (void (*)(unsigned long))
ipw2100_irq_tasklet, (unsigned long)priv);
/* Allocate and initialize the Tx/Rx queues and lists */
if (ipw2100_queues_allocate(priv)) {
printk(KERN_WARNING DRV_NAME
- "Error calilng ipw2100_queues_allocate.\n");
+ "Error calling ipw2100_queues_allocate.\n");
err = -ENOMEM;
goto fail;
}
* member to call a function that then just turns and calls ipw2100_up.
* net_dev->init is called after name allocation but before the
* notifier chain is called */
- mutex_lock(&priv->action_mutex);
err = register_netdev(dev);
if (err) {
printk(KERN_WARNING DRV_NAME
"Error calling register_netdev.\n");
- goto fail_unlock;
+ goto fail;
}
+
+ mutex_lock(&priv->action_mutex);
registered = 1;
IPW_DEBUG_INFO("%s: Bound to %s\n", dev->name, pci_name(pci_dev));
/* perform this after register_netdev so that dev->name is set */
- sysfs_create_group(&pci_dev->dev.kobj, &ipw2100_attribute_group);
+ err = sysfs_create_group(&pci_dev->dev.kobj, &ipw2100_attribute_group);
+ if (err)
+ goto fail_unlock;
/* If the RF Kill switch is disabled, go ahead and complete the
* startup sequence */
{
struct ipw2100_priv *priv = pci_get_drvdata(pci_dev);
struct net_device *dev = priv->net_dev;
+ int err;
u32 val;
if (IPW2100_PM_DISABLED)
IPW_DEBUG_INFO("%s: Coming out of suspend...\n", dev->name);
pci_set_power_state(pci_dev, PCI_D0);
- pci_enable_device(pci_dev);
+ err = pci_enable_device(pci_dev);
+ if (err) {
+ printk(KERN_ERR "%s: pci_enable_device failed on resume\n",
+ dev->name);
+ return err;
+ }
pci_restore_state(pci_dev);
/*
printk(KERN_INFO DRV_NAME ": %s, %s\n", DRV_DESCRIPTION, DRV_VERSION);
printk(KERN_INFO DRV_NAME ": %s\n", DRV_COPYRIGHT);
- ret = pci_module_init(&ipw2100_pci_driver);
+ ret = pci_register_driver(&ipw2100_pci_driver);
+ if (ret)
+ goto out;
+ set_acceptable_latency("ipw2100", INFINITE_LATENCY);
#ifdef CONFIG_IPW2100_DEBUG
ipw2100_debug_level = debug;
- driver_create_file(&ipw2100_pci_driver.driver,
- &driver_attr_debug_level);
+ ret = driver_create_file(&ipw2100_pci_driver.driver,
+ &driver_attr_debug_level);
#endif
+out:
return ret;
}
&driver_attr_debug_level);
#endif
pci_unregister_driver(&ipw2100_pci_driver);
+ remove_acceptable_latency("ipw2100");
}
module_init(ipw2100_init);
}
if (wrqu->essid.flags && wrqu->essid.length) {
- length = wrqu->essid.length - 1;
+ length = wrqu->essid.length;
essid = extra;
}
struct ipw2100_priv *priv = ieee80211_priv(dev);
- wrqu->data.length = strlen(priv->nick) + 1;
+ wrqu->data.length = strlen(priv->nick);
memcpy(extra, priv->nick, wrqu->data.length);
wrqu->data.flags = 1; /* active */
goto done;
}
- if (wrqu->retry.flags & IW_RETRY_MIN) {
+ if (wrqu->retry.flags & IW_RETRY_SHORT) {
err = ipw2100_set_short_retry(priv, wrqu->retry.value);
IPW_DEBUG_WX("SET Short Retry Limit -> %d \n",
wrqu->retry.value);
goto done;
}
- if (wrqu->retry.flags & IW_RETRY_MAX) {
+ if (wrqu->retry.flags & IW_RETRY_LONG) {
err = ipw2100_set_long_retry(priv, wrqu->retry.value);
IPW_DEBUG_WX("SET Long Retry Limit -> %d \n",
wrqu->retry.value);
if ((wrqu->retry.flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME)
return -EINVAL;
- 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;
wrqu->retry.value = priv->long_retry_limit;
} else {
wrqu->retry.flags =
(priv->short_retry_limit !=
priv->long_retry_limit) ?
- IW_RETRY_LIMIT | IW_RETRY_MIN : IW_RETRY_LIMIT;
+ IW_RETRY_LIMIT | IW_RETRY_SHORT : IW_RETRY_LIMIT;
wrqu->retry.value = priv->short_retry_limit;
}
return -EINVAL;
if (wrqu->data.length) {
- buf = kmalloc(wrqu->data.length, GFP_KERNEL);
+ buf = kmemdup(extra, wrqu->data.length, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
- memcpy(buf, extra, wrqu->data.length);
kfree(ieee->wpa_ie);
ieee->wpa_ie = buf;
ieee->wpa_ie_len = wrqu->data.length;
.get_wireless_stats = ipw2100_wx_wireless_stats,
};
-static void ipw2100_wx_event_work(struct ipw2100_priv *priv)
+static void ipw2100_wx_event_work(struct work_struct *work)
{
+ struct ipw2100_priv *priv =
+ container_of(work, struct ipw2100_priv, wx_event_work.work);
union iwreq_data wrqu;
int len = ETH_ALEN;
git://git.onelab.eu / linux-2.6.git / blobdiff