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path: root/drivers/net/wireless/ipw2100.c
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Diffstat (limited to 'drivers/net/wireless/ipw2100.c')
-rw-r--r--drivers/net/wireless/ipw2100.c220
1 files changed, 147 insertions, 73 deletions
diff --git a/drivers/net/wireless/ipw2100.c b/drivers/net/wireless/ipw2100.c
index eb79198ac450..72335c8eb97f 100644
--- a/drivers/net/wireless/ipw2100.c
+++ b/drivers/net/wireless/ipw2100.c
@@ -1,6 +1,6 @@
/******************************************************************************
- Copyright(c) 2003 - 2005 Intel Corporation. All rights reserved.
+ Copyright(c) 2003 - 2006 Intel Corporation. All rights reserved.
This program is free software; you can redistribute it and/or modify it
under the terms of version 2 of the GNU General Public License as
@@ -167,12 +167,12 @@ that only one external action is invoked at a time.
#include "ipw2100.h"
-#define IPW2100_VERSION "git-1.1.4"
+#define IPW2100_VERSION "git-1.2.2"
#define DRV_NAME "ipw2100"
#define DRV_VERSION IPW2100_VERSION
#define DRV_DESCRIPTION "Intel(R) PRO/Wireless 2100 Network Driver"
-#define DRV_COPYRIGHT "Copyright(c) 2003-2005 Intel Corporation"
+#define DRV_COPYRIGHT "Copyright(c) 2003-2006 Intel Corporation"
/* Debugging stuff */
#ifdef CONFIG_IPW2100_DEBUG
@@ -1418,7 +1418,7 @@ static int ipw2100_enable_adapter(struct ipw2100_priv *priv)
if (priv->status & STATUS_ENABLED)
return 0;
- down(&priv->adapter_sem);
+ mutex_lock(&priv->adapter_mutex);
if (rf_kill_active(priv)) {
IPW_DEBUG_HC("Command aborted due to RF kill active.\n");
@@ -1444,7 +1444,7 @@ static int ipw2100_enable_adapter(struct ipw2100_priv *priv)
}
fail_up:
- up(&priv->adapter_sem);
+ mutex_unlock(&priv->adapter_mutex);
return err;
}
@@ -1576,7 +1576,7 @@ static int ipw2100_disable_adapter(struct ipw2100_priv *priv)
cancel_delayed_work(&priv->hang_check);
}
- down(&priv->adapter_sem);
+ mutex_lock(&priv->adapter_mutex);
err = ipw2100_hw_send_command(priv, &cmd);
if (err) {
@@ -1595,7 +1595,7 @@ static int ipw2100_disable_adapter(struct ipw2100_priv *priv)
IPW_DEBUG_INFO("TODO: implement scan state machine\n");
fail_up:
- up(&priv->adapter_sem);
+ mutex_unlock(&priv->adapter_mutex);
return err;
}
@@ -1888,7 +1888,7 @@ static void ipw2100_reset_adapter(struct ipw2100_priv *priv)
priv->status |= STATUS_RESET_PENDING;
spin_unlock_irqrestore(&priv->low_lock, flags);
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
/* stop timed checks so that they don't interfere with reset */
priv->stop_hang_check = 1;
cancel_delayed_work(&priv->hang_check);
@@ -1898,7 +1898,7 @@ static void ipw2100_reset_adapter(struct ipw2100_priv *priv)
wireless_send_event(priv->net_dev, SIOCGIWAP, &wrqu, NULL);
ipw2100_up(priv, 0);
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
}
@@ -2390,15 +2390,6 @@ static void isr_rx(struct ipw2100_priv *priv, int i,
IPW_DEBUG_DROP("Dropping packet while interface is not up.\n");
return;
}
-#ifdef CONFIG_IPW2100_MONITOR
- if (unlikely(priv->ieee->iw_mode == IW_MODE_MONITOR &&
- priv->config & CFG_CRC_CHECK &&
- status->flags & IPW_STATUS_FLAG_CRC_ERROR)) {
- IPW_DEBUG_RX("CRC error in packet. Dropping.\n");
- priv->ieee->stats.rx_errors++;
- return;
- }
-#endif
if (unlikely(priv->ieee->iw_mode != IW_MODE_MONITOR &&
!(priv->status & STATUS_ASSOCIATED))) {
@@ -2446,6 +2437,89 @@ static void isr_rx(struct ipw2100_priv *priv, int i,
priv->rx_queue.drv[i].host_addr = packet->dma_addr;
}
+#ifdef CONFIG_IPW2100_MONITOR
+
+static void isr_rx_monitor(struct ipw2100_priv *priv, int i,
+ struct ieee80211_rx_stats *stats)
+{
+ struct ipw2100_status *status = &priv->status_queue.drv[i];
+ struct ipw2100_rx_packet *packet = &priv->rx_buffers[i];
+
+ /* Magic struct that slots into the radiotap header -- no reason
+ * to build this manually element by element, we can write it much
+ * more efficiently than we can parse it. ORDER MATTERS HERE */
+ struct ipw_rt_hdr {
+ struct ieee80211_radiotap_header rt_hdr;
+ s8 rt_dbmsignal; /* signal in dbM, kluged to signed */
+ } *ipw_rt;
+
+ IPW_DEBUG_RX("Handler...\n");
+
+ if (unlikely(status->frame_size > skb_tailroom(packet->skb) -
+ sizeof(struct ipw_rt_hdr))) {
+ IPW_DEBUG_INFO("%s: frame_size (%u) > skb_tailroom (%u)!"
+ " Dropping.\n",
+ priv->net_dev->name,
+ status->frame_size,
+ skb_tailroom(packet->skb));
+ priv->ieee->stats.rx_errors++;
+ return;
+ }
+
+ if (unlikely(!netif_running(priv->net_dev))) {
+ priv->ieee->stats.rx_errors++;
+ priv->wstats.discard.misc++;
+ IPW_DEBUG_DROP("Dropping packet while interface is not up.\n");
+ return;
+ }
+
+ if (unlikely(priv->config & CFG_CRC_CHECK &&
+ status->flags & IPW_STATUS_FLAG_CRC_ERROR)) {
+ IPW_DEBUG_RX("CRC error in packet. Dropping.\n");
+ priv->ieee->stats.rx_errors++;
+ return;
+ }
+
+ pci_unmap_single(priv->pci_dev, packet->dma_addr,
+ sizeof(struct ipw2100_rx), PCI_DMA_FROMDEVICE);
+ memmove(packet->skb->data + sizeof(struct ipw_rt_hdr),
+ packet->skb->data, status->frame_size);
+
+ ipw_rt = (struct ipw_rt_hdr *) packet->skb->data;
+
+ ipw_rt->rt_hdr.it_version = PKTHDR_RADIOTAP_VERSION;
+ ipw_rt->rt_hdr.it_pad = 0; /* always good to zero */
+ ipw_rt->rt_hdr.it_len = sizeof(struct ipw_rt_hdr); /* total hdr+data */
+
+ ipw_rt->rt_hdr.it_present = 1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL;
+
+ ipw_rt->rt_dbmsignal = status->rssi + IPW2100_RSSI_TO_DBM;
+
+ skb_put(packet->skb, status->frame_size + sizeof(struct ipw_rt_hdr));
+
+ if (!ieee80211_rx(priv->ieee, packet->skb, stats)) {
+ priv->ieee->stats.rx_errors++;
+
+ /* ieee80211_rx failed, so it didn't free the SKB */
+ dev_kfree_skb_any(packet->skb);
+ packet->skb = NULL;
+ }
+
+ /* We need to allocate a new SKB and attach it to the RDB. */
+ if (unlikely(ipw2100_alloc_skb(priv, packet))) {
+ IPW_DEBUG_WARNING(
+ "%s: Unable to allocate SKB onto RBD ring - disabling "
+ "adapter.\n", priv->net_dev->name);
+ /* TODO: schedule adapter shutdown */
+ IPW_DEBUG_INFO("TODO: Shutdown adapter...\n");
+ }
+
+ /* Update the RDB entry */
+ priv->rx_queue.drv[i].host_addr = packet->dma_addr;
+}
+
+#endif
+
static int ipw2100_corruption_check(struct ipw2100_priv *priv, int i)
{
struct ipw2100_status *status = &priv->status_queue.drv[i];
@@ -2577,7 +2651,7 @@ static void __ipw2100_rx_process(struct ipw2100_priv *priv)
case P8023_DATA_VAL:
#ifdef CONFIG_IPW2100_MONITOR
if (priv->ieee->iw_mode == IW_MODE_MONITOR) {
- isr_rx(priv, i, &stats);
+ isr_rx_monitor(priv, i, &stats);
break;
}
#endif
@@ -3882,7 +3956,7 @@ static int ipw2100_switch_mode(struct ipw2100_priv *priv, u32 mode)
#ifdef CONFIG_IPW2100_MONITOR
case IW_MODE_MONITOR:
priv->last_mode = priv->ieee->iw_mode;
- priv->net_dev->type = ARPHRD_IEEE80211;
+ priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP;
break;
#endif /* CONFIG_IPW2100_MONITOR */
}
@@ -4138,7 +4212,7 @@ static int ipw_radio_kill_sw(struct ipw2100_priv *priv, int disable_radio)
IPW_DEBUG_RF_KILL("Manual SW RF Kill set to: RADIO %s\n",
disable_radio ? "OFF" : "ON");
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (disable_radio) {
priv->status |= STATUS_RF_KILL_SW;
@@ -4156,7 +4230,7 @@ static int ipw_radio_kill_sw(struct ipw2100_priv *priv, int disable_radio)
schedule_reset(priv);
}
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return 1;
}
@@ -5460,7 +5534,7 @@ static void shim__set_security(struct net_device *dev,
struct ipw2100_priv *priv = ieee80211_priv(dev);
int i, force_update = 0;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED))
goto done;
@@ -5533,7 +5607,7 @@ static void shim__set_security(struct net_device *dev,
if (!(priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)))
ipw2100_configure_security(priv, 0);
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
}
static int ipw2100_adapter_setup(struct ipw2100_priv *priv)
@@ -5657,7 +5731,7 @@ static int ipw2100_set_address(struct net_device *dev, void *p)
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
priv->config |= CFG_CUSTOM_MAC;
memcpy(priv->mac_addr, addr->sa_data, ETH_ALEN);
@@ -5667,12 +5741,12 @@ static int ipw2100_set_address(struct net_device *dev, void *p)
goto done;
priv->reset_backoff = 0;
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
ipw2100_reset_adapter(priv);
return 0;
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -6015,8 +6089,8 @@ static struct net_device *ipw2100_alloc_device(struct pci_dev *pci_dev,
strcpy(priv->nick, "ipw2100");
spin_lock_init(&priv->low_lock);
- sema_init(&priv->action_sem, 1);
- sema_init(&priv->adapter_sem, 1);
+ mutex_init(&priv->action_mutex);
+ mutex_init(&priv->adapter_mutex);
init_waitqueue_head(&priv->wait_command_queue);
@@ -6181,7 +6255,7 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
* 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 */
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
err = register_netdev(dev);
if (err) {
printk(KERN_WARNING DRV_NAME
@@ -6217,12 +6291,12 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
priv->status |= STATUS_INITIALIZED;
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return 0;
fail_unlock:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
fail:
if (dev) {
@@ -6262,7 +6336,7 @@ static void __devexit ipw2100_pci_remove_one(struct pci_dev *pci_dev)
struct net_device *dev;
if (priv) {
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
priv->status &= ~STATUS_INITIALIZED;
@@ -6277,9 +6351,9 @@ static void __devexit ipw2100_pci_remove_one(struct pci_dev *pci_dev)
/* Take down the hardware */
ipw2100_down(priv);
- /* Release the semaphore so that the network subsystem can
+ /* Release the mutex so that the network subsystem can
* complete any needed calls into the driver... */
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
/* Unregister the device first - this results in close()
* being called if the device is open. If we free storage
@@ -6318,7 +6392,7 @@ static int ipw2100_suspend(struct pci_dev *pci_dev, pm_message_t state)
IPW_DEBUG_INFO("%s: Going into suspend...\n", dev->name);
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (priv->status & STATUS_INITIALIZED) {
/* Take down the device; powers it off, etc. */
ipw2100_down(priv);
@@ -6331,7 +6405,7 @@ static int ipw2100_suspend(struct pci_dev *pci_dev, pm_message_t state)
pci_disable_device(pci_dev);
pci_set_power_state(pci_dev, PCI_D3hot);
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return 0;
}
@@ -6345,7 +6419,7 @@ static int ipw2100_resume(struct pci_dev *pci_dev)
if (IPW2100_PM_DISABLED)
return 0;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
IPW_DEBUG_INFO("%s: Coming out of suspend...\n", dev->name);
@@ -6371,7 +6445,7 @@ static int ipw2100_resume(struct pci_dev *pci_dev)
if (!(priv->status & STATUS_RF_KILL_SW))
ipw2100_up(priv, 0);
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return 0;
}
@@ -6535,7 +6609,7 @@ static int ipw2100_wx_set_freq(struct net_device *dev,
if (priv->ieee->iw_mode == IW_MODE_INFRA)
return -EOPNOTSUPP;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -6566,7 +6640,7 @@ static int ipw2100_wx_set_freq(struct net_device *dev,
}
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -6607,7 +6681,7 @@ static int ipw2100_wx_set_mode(struct net_device *dev,
if (wrqu->mode == priv->ieee->iw_mode)
return 0;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -6630,7 +6704,7 @@ static int ipw2100_wx_set_mode(struct net_device *dev,
}
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -6812,7 +6886,7 @@ static int ipw2100_wx_set_wap(struct net_device *dev,
if (wrqu->ap_addr.sa_family != ARPHRD_ETHER)
return -EINVAL;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -6841,7 +6915,7 @@ static int ipw2100_wx_set_wap(struct net_device *dev,
wrqu->ap_addr.sa_data[5] & 0xff);
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -6877,7 +6951,7 @@ static int ipw2100_wx_set_essid(struct net_device *dev,
int length = 0;
int err = 0;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -6914,7 +6988,7 @@ static int ipw2100_wx_set_essid(struct net_device *dev,
err = ipw2100_set_essid(priv, essid, length, 0);
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -6995,7 +7069,7 @@ static int ipw2100_wx_set_rate(struct net_device *dev,
u32 rate;
int err = 0;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -7022,7 +7096,7 @@ static int ipw2100_wx_set_rate(struct net_device *dev,
IPW_DEBUG_WX("SET Rate -> %04X \n", rate);
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -7042,7 +7116,7 @@ static int ipw2100_wx_get_rate(struct net_device *dev,
return 0;
}
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -7074,7 +7148,7 @@ static int ipw2100_wx_get_rate(struct net_device *dev,
IPW_DEBUG_WX("GET Rate -> %d \n", wrqu->bitrate.value);
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -7089,7 +7163,7 @@ static int ipw2100_wx_set_rts(struct net_device *dev,
if (wrqu->rts.fixed == 0)
return -EINVAL;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -7109,7 +7183,7 @@ static int ipw2100_wx_set_rts(struct net_device *dev,
IPW_DEBUG_WX("SET RTS Threshold -> 0x%08X \n", value);
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -7160,7 +7234,7 @@ static int ipw2100_wx_set_txpow(struct net_device *dev,
value = wrqu->txpower.value;
}
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -7171,7 +7245,7 @@ static int ipw2100_wx_set_txpow(struct net_device *dev,
IPW_DEBUG_WX("SET TX Power -> %d \n", value);
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -7263,7 +7337,7 @@ static int ipw2100_wx_set_retry(struct net_device *dev,
if (!(wrqu->retry.flags & IW_RETRY_LIMIT))
return 0;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -7290,7 +7364,7 @@ static int ipw2100_wx_set_retry(struct net_device *dev,
IPW_DEBUG_WX("SET Both Retry Limits -> %d \n", wrqu->retry.value);
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -7333,7 +7407,7 @@ static int ipw2100_wx_set_scan(struct net_device *dev,
struct ipw2100_priv *priv = ieee80211_priv(dev);
int err = 0;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -7348,7 +7422,7 @@ static int ipw2100_wx_set_scan(struct net_device *dev,
}
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -7398,7 +7472,7 @@ static int ipw2100_wx_set_power(struct net_device *dev,
struct ipw2100_priv *priv = ieee80211_priv(dev);
int err = 0;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -7431,7 +7505,7 @@ static int ipw2100_wx_set_power(struct net_device *dev,
IPW_DEBUG_WX("SET Power Management Mode -> 0x%02X\n", priv->power_mode);
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -7735,7 +7809,7 @@ static int ipw2100_wx_set_promisc(struct net_device *dev,
int enable = (parms[0] > 0);
int err = 0;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -7753,7 +7827,7 @@ static int ipw2100_wx_set_promisc(struct net_device *dev,
err = ipw2100_switch_mode(priv, priv->last_mode);
}
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -7776,7 +7850,7 @@ static int ipw2100_wx_set_powermode(struct net_device *dev,
struct ipw2100_priv *priv = ieee80211_priv(dev);
int err = 0, mode = *(int *)extra;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -7788,7 +7862,7 @@ static int ipw2100_wx_set_powermode(struct net_device *dev,
if (priv->power_mode != mode)
err = ipw2100_set_power_mode(priv, mode);
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -7840,7 +7914,7 @@ static int ipw2100_wx_set_preamble(struct net_device *dev,
struct ipw2100_priv *priv = ieee80211_priv(dev);
int err, mode = *(int *)extra;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -7858,7 +7932,7 @@ static int ipw2100_wx_set_preamble(struct net_device *dev,
err = ipw2100_system_config(priv, 0);
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -7888,7 +7962,7 @@ static int ipw2100_wx_set_crc_check(struct net_device *dev,
struct ipw2100_priv *priv = ieee80211_priv(dev);
int err, mode = *(int *)extra;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
if (!(priv->status & STATUS_INITIALIZED)) {
err = -EIO;
goto done;
@@ -7905,7 +7979,7 @@ static int ipw2100_wx_set_crc_check(struct net_device *dev,
err = 0;
done:
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
return err;
}
@@ -8210,11 +8284,11 @@ static void ipw2100_wx_event_work(struct ipw2100_priv *priv)
if (priv->status & STATUS_STOPPING)
return;
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
IPW_DEBUG_WX("enter\n");
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
wrqu.ap_addr.sa_family = ARPHRD_ETHER;
@@ -8237,7 +8311,7 @@ static void ipw2100_wx_event_work(struct ipw2100_priv *priv)
if (!(priv->status & STATUS_ASSOCIATED)) {
IPW_DEBUG_WX("Configuring ESSID\n");
- down(&priv->action_sem);
+ mutex_lock(&priv->action_mutex);
/* This is a disassociation event, so kick the firmware to
* look for another AP */
if (priv->config & CFG_STATIC_ESSID)
@@ -8245,7 +8319,7 @@ static void ipw2100_wx_event_work(struct ipw2100_priv *priv)
0);
else
ipw2100_set_essid(priv, NULL, 0, 0);
- up(&priv->action_sem);
+ mutex_unlock(&priv->action_mutex);
}
wireless_send_event(priv->net_dev, SIOCGIWAP, &wrqu, NULL);
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-07-16 15:50:17 +0200