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Merge branch 'upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6

Browse source
This commit is contained in:
Jeff Garzik 2006-03-20 04:38:50 -05:00
commit 2e9ff56efb
7 changed files with 415 additions and 375 deletions
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220
drivers/net/wireless/ipw2100.c
View file

@ -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);

11
drivers/net/wireless/ipw2100.h
View file

@ -1,6 +1,6 @@
/******************************************************************************
Copyright(c) 2003 - 2004 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
@ -41,7 +41,12 @@
#include <net/ieee80211.h>
#ifdef CONFIG_IPW2100_MONITOR
#include <net/ieee80211_radiotap.h>
#endif
#include <linux/workqueue.h>
#include <linux/mutex.h>
struct ipw2100_priv;
struct ipw2100_tx_packet;
@ -590,8 +595,8 @@ struct ipw2100_priv {
int inta_other;
spinlock_t low_lock;
struct semaphore action_sem;
struct semaphore adapter_sem;
struct mutex action_mutex;
struct mutex adapter_mutex;
wait_queue_head_t wait_command_queue;
};

452
drivers/net/wireless/ipw2200.c
View file

@ -1,6 +1,6 @@
/******************************************************************************
Copyright(c) 2003 - 2005 Intel Corporation. All rights reserved.
Copyright(c) 2003 - 2006 Intel Corporation. All rights reserved.
802.11 status code portion of this file from ethereal-0.10.6:
Copyright 2000, Axis Communications AB
@ -33,9 +33,9 @@
#include "ipw2200.h"
#include <linux/version.h>
#define IPW2200_VERSION "git-1.0.10"
#define IPW2200_VERSION "git-1.1.1"
#define DRV_DESCRIPTION "Intel(R) PRO/Wireless 2200/2915 Network Driver"
#define DRV_COPYRIGHT "Copyright(c) 2003-2005 Intel Corporation"
#define DRV_COPYRIGHT "Copyright(c) 2003-2006 Intel Corporation"
#define DRV_VERSION IPW2200_VERSION
#define ETH_P_80211_STATS (ETH_P_80211_RAW + 1)
@ -153,12 +153,6 @@ static int init_supported_rates(struct ipw_priv *priv,
static void ipw_set_hwcrypto_keys(struct ipw_priv *);
static void ipw_send_wep_keys(struct ipw_priv *, int);
static int ipw_is_valid_channel(struct ieee80211_device *, u8);
static int ipw_channel_to_index(struct ieee80211_device *, u8);
static u8 ipw_freq_to_channel(struct ieee80211_device *, u32);
static int ipw_set_geo(struct ieee80211_device *, const struct ieee80211_geo *);
static const struct ieee80211_geo *ipw_get_geo(struct ieee80211_device *);
static int snprint_line(char *buf, size_t count,
const u8 * data, u32 len, u32 ofs)
{
@ -1654,7 +1648,7 @@ static ssize_t store_speed_scan(struct device *d, struct device_attribute *attr,
break;
}
if (ipw_is_valid_channel(priv->ieee, channel))
if (ieee80211_is_valid_channel(priv->ieee, channel))
priv->speed_scan[pos++] = channel;
else
IPW_WARNING("Skipping invalid channel request: %d\n",
@ -1802,9 +1796,9 @@ static void ipw_irq_tasklet(struct ipw_priv *priv)
}
if (inta & IPW_INTA_BIT_FATAL_ERROR) {
IPW_ERROR("Firmware error detected. Restarting.\n");
IPW_WARNING("Firmware error detected. Restarting.\n");
if (priv->error) {
IPW_ERROR("Sysfs 'error' log already exists.\n");
IPW_DEBUG_FW("Sysfs 'error' log already exists.\n");
#ifdef CONFIG_IPW2200_DEBUG
if (ipw_debug_level & IPW_DL_FW_ERRORS) {
struct ipw_fw_error *error =
@ -1817,10 +1811,10 @@ static void ipw_irq_tasklet(struct ipw_priv *priv)
} else {
priv->error = ipw_alloc_error_log(priv);
if (priv->error)
IPW_ERROR("Sysfs 'error' log captured.\n");
IPW_DEBUG_FW("Sysfs 'error' log captured.\n");
else
IPW_ERROR("Error allocating sysfs 'error' "
"log.\n");
IPW_DEBUG_FW("Error allocating sysfs 'error' "
"log.\n");
#ifdef CONFIG_IPW2200_DEBUG
if (ipw_debug_level & IPW_DL_FW_ERRORS)
ipw_dump_error_log(priv, priv->error);
@ -2222,7 +2216,7 @@ static int ipw_send_tx_power(struct ipw_priv *priv, struct ipw_tx_power *power)
static int ipw_set_tx_power(struct ipw_priv *priv)
{
const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee);
const struct ieee80211_geo *geo = ieee80211_get_geo(priv->ieee);
struct ipw_tx_power tx_power;
s8 max_power;
int i;
@ -2835,33 +2829,11 @@ static void ipw_arc_release(struct ipw_priv *priv)
mdelay(5);
}
struct fw_header {
u32 version;
u32 mode;
};
struct fw_chunk {
u32 address;
u32 length;
};
#define IPW_FW_MAJOR_VERSION 2
#define IPW_FW_MINOR_VERSION 4
#define IPW_FW_MINOR(x) ((x & 0xff) >> 8)
#define IPW_FW_MAJOR(x) (x & 0xff)
#define IPW_FW_VERSION ((IPW_FW_MINOR_VERSION << 8) | IPW_FW_MAJOR_VERSION)
#define IPW_FW_PREFIX "ipw-" __stringify(IPW_FW_MAJOR_VERSION) \
"." __stringify(IPW_FW_MINOR_VERSION) "-"
#if IPW_FW_MAJOR_VERSION >= 2 && IPW_FW_MINOR_VERSION > 0
#define IPW_FW_NAME(x) IPW_FW_PREFIX "" x ".fw"
#else
#define IPW_FW_NAME(x) "ipw2200_" x ".fw"
#endif
static int ipw_load_ucode(struct ipw_priv *priv, u8 * data, size_t len)
{
int rc = 0, i, addr;
@ -3130,33 +3102,47 @@ static int ipw_reset_nic(struct ipw_priv *priv)
return rc;
}
struct ipw_fw {
u32 ver;
u32 boot_size;
u32 ucode_size;
u32 fw_size;
u8 data[0];
};
static int ipw_get_fw(struct ipw_priv *priv,
const struct firmware **fw, const char *name)
const struct firmware **raw, const char *name)
{
struct fw_header *header;
struct ipw_fw *fw;
int rc;
/* ask firmware_class module to get the boot firmware off disk */
rc = request_firmware(fw, name, &priv->pci_dev->dev);
rc = request_firmware(raw, name, &priv->pci_dev->dev);
if (rc < 0) {
IPW_ERROR("%s load failed: Reason %d\n", name, rc);
IPW_ERROR("%s request_firmware failed: Reason %d\n", name, rc);
return rc;
}
header = (struct fw_header *)(*fw)->data;
if (IPW_FW_MAJOR(le32_to_cpu(header->version)) != IPW_FW_MAJOR_VERSION) {
IPW_ERROR("'%s' firmware version not compatible (%d != %d)\n",
name,
IPW_FW_MAJOR(le32_to_cpu(header->version)),
IPW_FW_MAJOR_VERSION);
if ((*raw)->size < sizeof(*fw)) {
IPW_ERROR("%s is too small (%zd)\n", name, (*raw)->size);
return -EINVAL;
}
IPW_DEBUG_INFO("Loading firmware '%s' file v%d.%d (%zd bytes)\n",
fw = (void *)(*raw)->data;
if ((*raw)->size < sizeof(*fw) +
fw->boot_size + fw->ucode_size + fw->fw_size) {
IPW_ERROR("%s is too small or corrupt (%zd)\n",
name, (*raw)->size);
return -EINVAL;
}
IPW_DEBUG_INFO("Read firmware '%s' image v%d.%d (%zd bytes)\n",
name,
IPW_FW_MAJOR(le32_to_cpu(header->version)),
IPW_FW_MINOR(le32_to_cpu(header->version)),
(*fw)->size - sizeof(struct fw_header));
le32_to_cpu(fw->ver) >> 16,
le32_to_cpu(fw->ver) & 0xff,
(*raw)->size - sizeof(*fw));
return 0;
}
@ -3196,17 +3182,13 @@ static void ipw_rx_queue_reset(struct ipw_priv *priv,
#ifdef CONFIG_PM
static int fw_loaded = 0;
static const struct firmware *bootfw = NULL;
static const struct firmware *firmware = NULL;
static const struct firmware *ucode = NULL;
static const struct firmware *raw = NULL;
static void free_firmware(void)
{
if (fw_loaded) {
release_firmware(bootfw);
release_firmware(ucode);
release_firmware(firmware);
bootfw = ucode = firmware = NULL;
release_firmware(raw);
raw = NULL;
fw_loaded = 0;
}
}
@ -3217,33 +3199,47 @@ static void free_firmware(void)
static int ipw_load(struct ipw_priv *priv)
{
#ifndef CONFIG_PM
const struct firmware *bootfw = NULL;
const struct firmware *firmware = NULL;
const struct firmware *ucode = NULL;
const struct firmware *raw = NULL;
#endif
char *ucode_name;
char *fw_name;
struct ipw_fw *fw;
u8 *boot_img, *ucode_img, *fw_img;
u8 *name = NULL;
int rc = 0, retries = 3;
switch (priv->ieee->iw_mode) {
case IW_MODE_ADHOC:
ucode_name = IPW_FW_NAME("ibss_ucode");
fw_name = IPW_FW_NAME("ibss");
name = "ipw2200-ibss.fw";
break;
#ifdef CONFIG_IPW2200_MONITOR
case IW_MODE_MONITOR:
ucode_name = IPW_FW_NAME("sniffer_ucode");
fw_name = IPW_FW_NAME("sniffer");
name = "ipw2200-sniffer.fw";
break;
#endif
case IW_MODE_INFRA:
ucode_name = IPW_FW_NAME("bss_ucode");
fw_name = IPW_FW_NAME("bss");
name = "ipw2200-bss.fw";
break;
default:
rc = -EINVAL;
}
if (!name) {
rc = -EINVAL;
goto error;
}
#ifdef CONFIG_PM
if (!fw_loaded) {
#endif
rc = ipw_get_fw(priv, &raw, name);
if (rc < 0)
goto error;
#ifdef CONFIG_PM
}
#endif
fw = (void *)raw->data;
boot_img = &fw->data[0];
ucode_img = &fw->data[fw->boot_size];
fw_img = &fw->data[fw->boot_size + fw->ucode_size];
if (rc < 0)
goto error;
@ -3275,18 +3271,8 @@ static int ipw_load(struct ipw_priv *priv)
ipw_zero_memory(priv, IPW_NIC_SRAM_LOWER_BOUND,
IPW_NIC_SRAM_UPPER_BOUND - IPW_NIC_SRAM_LOWER_BOUND);
#ifdef CONFIG_PM
if (!fw_loaded) {
#endif
rc = ipw_get_fw(priv, &bootfw, IPW_FW_NAME("boot"));
if (rc < 0)
goto error;
#ifdef CONFIG_PM
}
#endif
/* DMA the initial boot firmware into the device */
rc = ipw_load_firmware(priv, bootfw->data + sizeof(struct fw_header),
bootfw->size - sizeof(struct fw_header));
rc = ipw_load_firmware(priv, boot_img, fw->boot_size);
if (rc < 0) {
IPW_ERROR("Unable to load boot firmware: %d\n", rc);
goto error;
@ -3307,19 +3293,8 @@ static int ipw_load(struct ipw_priv *priv)
/* ack fw init done interrupt */
ipw_write32(priv, IPW_INTA_RW, IPW_INTA_BIT_FW_INITIALIZATION_DONE);
#ifdef CONFIG_PM
if (!fw_loaded) {
#endif
rc = ipw_get_fw(priv, &ucode, ucode_name);
if (rc < 0)
goto error;
#ifdef CONFIG_PM
}
#endif
/* DMA the ucode into the device */
rc = ipw_load_ucode(priv, ucode->data + sizeof(struct fw_header),
ucode->size - sizeof(struct fw_header));
rc = ipw_load_ucode(priv, ucode_img, fw->ucode_size);
if (rc < 0) {
IPW_ERROR("Unable to load ucode: %d\n", rc);
goto error;
@ -3328,20 +3303,8 @@ static int ipw_load(struct ipw_priv *priv)
/* stop nic */
ipw_stop_nic(priv);
#ifdef CONFIG_PM
if (!fw_loaded) {
#endif
rc = ipw_get_fw(priv, &firmware, fw_name);
if (rc < 0)
goto error;
#ifdef CONFIG_PM
}
#endif
/* DMA bss firmware into the device */
rc = ipw_load_firmware(priv, firmware->data +
sizeof(struct fw_header),
firmware->size - sizeof(struct fw_header));
rc = ipw_load_firmware(priv, fw_img, fw->fw_size);
if (rc < 0) {
IPW_ERROR("Unable to load firmware: %d\n", rc);
goto error;
@ -3406,9 +3369,7 @@ static int ipw_load(struct ipw_priv *priv)
ipw_write32(priv, IPW_INTA_RW, IPW_INTA_MASK_ALL);
#ifndef CONFIG_PM
release_firmware(bootfw);
release_firmware(ucode);
release_firmware(firmware);
release_firmware(raw);
#endif
return 0;
@ -3418,15 +3379,11 @@ static int ipw_load(struct ipw_priv *priv)
priv->rxq = NULL;
}
ipw_tx_queue_free(priv);
if (bootfw)
release_firmware(bootfw);
if (ucode)
release_firmware(ucode);
if (firmware)
release_firmware(firmware);
if (raw)
release_firmware(raw);
#ifdef CONFIG_PM
fw_loaded = 0;
bootfw = ucode = firmware = NULL;
raw = NULL;
#endif
return rc;
@ -4547,10 +4504,9 @@ static void ipw_rx_notification(struct ipw_priv *priv,
if (notif->size == sizeof(*x)) {
IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE,
"link deterioration: '%s' " MAC_FMT
" \n", escape_essid(priv->essid,
priv->essid_len),
MAC_ARG(priv->bssid));
"link deterioration: type %d, cnt %d\n",
x->silence_notification_type,
x->silence_count);
memcpy(&priv->last_link_deterioration, x,
sizeof(*x));
} else {
@ -5533,15 +5489,6 @@ static int ipw_best_network(struct ipw_priv *priv,
return 0;
}
if (priv->ieee->wpa_enabled &&
network->wpa_ie_len == 0 && network->rsn_ie_len == 0) {
IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
"because of WPA capability mismatch.\n",
escape_essid(network->ssid, network->ssid_len),
MAC_ARG(network->bssid));
return 0;
}
if ((priv->config & CFG_STATIC_BSSID) &&
memcmp(network->bssid, priv->bssid, ETH_ALEN)) {
IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
@ -5562,7 +5509,7 @@ static int ipw_best_network(struct ipw_priv *priv,
}
/* Filter out invalid channel in current GEO */
if (!ipw_is_valid_channel(priv->ieee, network->channel)) {
if (!ieee80211_is_valid_channel(priv->ieee, network->channel)) {
IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded "
"because of invalid channel in current GEO\n",
escape_essid(network->ssid, network->ssid_len),
@ -5607,7 +5554,7 @@ static int ipw_best_network(struct ipw_priv *priv,
static void ipw_adhoc_create(struct ipw_priv *priv,
struct ieee80211_network *network)
{
const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee);
const struct ieee80211_geo *geo = ieee80211_get_geo(priv->ieee);
int i;
/*
@ -5622,10 +5569,10 @@ static void ipw_adhoc_create(struct ipw_priv *priv,
* FW fatal error.
*
*/
switch (ipw_is_valid_channel(priv->ieee, priv->channel)) {
switch (ieee80211_is_valid_channel(priv->ieee, priv->channel)) {
case IEEE80211_52GHZ_BAND:
network->mode = IEEE_A;
i = ipw_channel_to_index(priv->ieee, priv->channel);
i = ieee80211_channel_to_index(priv->ieee, priv->channel);
if (i == -1)
BUG();
if (geo->a[i].flags & IEEE80211_CH_PASSIVE_ONLY) {
@ -5639,7 +5586,7 @@ static void ipw_adhoc_create(struct ipw_priv *priv,
network->mode = IEEE_G;
else
network->mode = IEEE_B;
i = ipw_channel_to_index(priv->ieee, priv->channel);
i = ieee80211_channel_to_index(priv->ieee, priv->channel);
if (i == -1)
BUG();
if (geo->bg[i].flags & IEEE80211_CH_PASSIVE_ONLY) {
@ -5963,7 +5910,7 @@ static void ipw_add_scan_channels(struct ipw_priv *priv,
const struct ieee80211_geo *geo;
int i;
geo = ipw_get_geo(priv->ieee);
geo = ieee80211_get_geo(priv->ieee);
if (priv->ieee->freq_band & IEEE80211_52GHZ_BAND) {
int start = channel_index;
@ -6023,7 +5970,7 @@ static void ipw_add_scan_channels(struct ipw_priv *priv,
channel_index++;
scan->channels_list[channel_index] = channel;
index =
ipw_channel_to_index(priv->ieee, channel);
ieee80211_channel_to_index(priv->ieee, channel);
ipw_set_scan_type(scan, channel_index,
geo->bg[index].
flags &
@ -6105,7 +6052,7 @@ static int ipw_request_scan(struct ipw_priv *priv)
u8 channel;
u8 band = 0;
switch (ipw_is_valid_channel(priv->ieee, priv->channel)) {
switch (ieee80211_is_valid_channel(priv->ieee, priv->channel)) {
case IEEE80211_52GHZ_BAND:
band = (u8) (IPW_A_MODE << 6) | 1;
channel = priv->channel;
@ -6568,7 +6515,7 @@ static int ipw_wx_set_mlme(struct net_device *dev,
* get the modulation type of the current network or
* the card current mode
*/
u8 ipw_qos_current_mode(struct ipw_priv * priv)
static u8 ipw_qos_current_mode(struct ipw_priv * priv)
{
u8 mode = 0;
@ -7815,12 +7762,10 @@ static void ipw_rx(struct ipw_priv *priv)
while (i != r) {
rxb = priv->rxq->queue[i];
#ifdef CONFIG_IPW2200_DEBUG
if (unlikely(rxb == NULL)) {
printk(KERN_CRIT "Queue not allocated!\n");
break;
}
#endif
priv->rxq->queue[i] = NULL;
pci_dma_sync_single_for_cpu(priv->pci_dev, rxb->dma_addr,
@ -7839,7 +7784,8 @@ static void ipw_rx(struct ipw_priv *priv)
le16_to_cpu(pkt->u.frame.rssi_dbm) -
IPW_RSSI_TO_DBM,
.signal =
le16_to_cpu(pkt->u.frame.signal),
le16_to_cpu(pkt->u.frame.rssi_dbm) -
IPW_RSSI_TO_DBM + 0x100,
.noise =
le16_to_cpu(pkt->u.frame.noise),
.rate = pkt->u.frame.rate,
@ -7903,7 +7849,8 @@ static void ipw_rx(struct ipw_priv *priv)
le16_to_cpu(pkt->u.frame.length));
if (le16_to_cpu(pkt->u.frame.length) <
frame_hdr_len(header)) {
ieee80211_get_hdrlen(le16_to_cpu(
header->frame_ctl))) {
IPW_DEBUG_DROP
("Received packet is too small. "
"Dropping.\n");
@ -7993,7 +7940,14 @@ static void ipw_rx(struct ipw_priv *priv)
#define DEFAULT_SHORT_RETRY_LIMIT 7U
#define DEFAULT_LONG_RETRY_LIMIT 4U
static int ipw_sw_reset(struct ipw_priv *priv, int init)
/**
* ipw_sw_reset
* @option: options to control different reset behaviour
* 0 = reset everything except the 'disable' module_param
* 1 = reset everything and print out driver info (for probe only)
* 2 = reset everything
*/
static int ipw_sw_reset(struct ipw_priv *priv, int option)
{
int band, modulation;
int old_mode = priv->ieee->iw_mode;
@ -8020,7 +7974,7 @@ static int ipw_sw_reset(struct ipw_priv *priv, int init)
priv->essid_len = 0;
memset(priv->essid, 0, IW_ESSID_MAX_SIZE);
if (disable) {
if (disable && option) {
priv->status |= STATUS_RF_KILL_SW;
IPW_DEBUG_INFO("Radio disabled.\n");
}
@ -8072,7 +8026,7 @@ static int ipw_sw_reset(struct ipw_priv *priv, int init)
if ((priv->pci_dev->device == 0x4223) ||
(priv->pci_dev->device == 0x4224)) {
if (init)
if (option == 1)
printk(KERN_INFO DRV_NAME
": Detected Intel PRO/Wireless 2915ABG Network "
"Connection\n");
@ -8083,7 +8037,7 @@ static int ipw_sw_reset(struct ipw_priv *priv, int init)
priv->adapter = IPW_2915ABG;
priv->ieee->mode = IEEE_A | IEEE_G | IEEE_B;
} else {
if (init)
if (option == 1)
printk(KERN_INFO DRV_NAME
": Detected Intel PRO/Wireless 2200BG Network "
"Connection\n");
@ -8200,7 +8154,7 @@ static int ipw_wx_set_freq(struct net_device *dev,
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee);
const struct ieee80211_geo *geo = ieee80211_get_geo(priv->ieee);
struct iw_freq *fwrq = &wrqu->freq;
int ret = 0, i;
u8 channel, flags;
@ -8215,17 +8169,17 @@ static int ipw_wx_set_freq(struct net_device *dev,
}
/* if setting by freq convert to channel */
if (fwrq->e == 1) {
channel = ipw_freq_to_channel(priv->ieee, fwrq->m);
channel = ieee80211_freq_to_channel(priv->ieee, fwrq->m);
if (channel == 0)
return -EINVAL;
} else
channel = fwrq->m;
if (!(band = ipw_is_valid_channel(priv->ieee, channel)))
if (!(band = ieee80211_is_valid_channel(priv->ieee, channel)))
return -EINVAL;
if (priv->ieee->iw_mode == IW_MODE_ADHOC) {
i = ipw_channel_to_index(priv->ieee, channel);
i = ieee80211_channel_to_index(priv->ieee, channel);
if (i == -1)
return -EINVAL;
@ -8353,7 +8307,7 @@ static int ipw_wx_get_range(struct net_device *dev,
{
struct ipw_priv *priv = ieee80211_priv(dev);
struct iw_range *range = (struct iw_range *)extra;
const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee);
const struct ieee80211_geo *geo = ieee80211_get_geo(priv->ieee);
int i = 0, j;
wrqu->data.length = sizeof(*range);
@ -8365,7 +8319,7 @@ static int ipw_wx_get_range(struct net_device *dev,
range->max_qual.qual = 100;
/* TODO: Find real max RSSI and stick here */
range->max_qual.level = 0;
range->max_qual.noise = priv->ieee->worst_rssi + 0x100;
range->max_qual.noise = 0;
range->max_qual.updated = 7; /* Updated all three */
range->avg_qual.qual = 70;
@ -8395,20 +8349,28 @@ static int ipw_wx_get_range(struct net_device *dev,
i = 0;
if (priv->ieee->mode & (IEEE_B | IEEE_G)) {
for (j = 0; j < geo->bg_channels && i < IW_MAX_FREQUENCIES;
i++, j++) {
for (j = 0; j < geo->bg_channels && i < IW_MAX_FREQUENCIES; j++) {
if ((priv->ieee->iw_mode == IW_MODE_ADHOC) &&
(geo->bg[j].flags & IEEE80211_CH_PASSIVE_ONLY))
continue;
range->freq[i].i = geo->bg[j].channel;
range->freq[i].m = geo->bg[j].freq * 100000;
range->freq[i].e = 1;
i++;
}
}
if (priv->ieee->mode & IEEE_A) {
for (j = 0; j < geo->a_channels && i < IW_MAX_FREQUENCIES;
i++, j++) {
for (j = 0; j < geo->a_channels && i < IW_MAX_FREQUENCIES; j++) {
if ((priv->ieee->iw_mode == IW_MODE_ADHOC) &&
(geo->a[j].flags & IEEE80211_CH_PASSIVE_ONLY))
continue;
range->freq[i].i = geo->a[j].channel;
range->freq[i].m = geo->a[j].freq * 100000;
range->freq[i].e = 1;
i++;
}
}
@ -8609,6 +8571,52 @@ static int ipw_wx_get_nick(struct net_device *dev,
return 0;
}
static int ipw_wx_set_sens(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
int err = 0;
IPW_DEBUG_WX("Setting roaming threshold to %d\n", wrqu->sens.value);
IPW_DEBUG_WX("Setting disassociate threshold to %d\n", 3*wrqu->sens.value);
mutex_lock(&priv->mutex);
if (wrqu->sens.fixed == 0)
{
priv->roaming_threshold = IPW_MB_ROAMING_THRESHOLD_DEFAULT;
priv->disassociate_threshold = IPW_MB_DISASSOCIATE_THRESHOLD_DEFAULT;
goto out;
}
if ((wrqu->sens.value > IPW_MB_ROAMING_THRESHOLD_MAX) ||
(wrqu->sens.value < IPW_MB_ROAMING_THRESHOLD_MIN)) {
err = -EINVAL;
goto out;
}
priv->roaming_threshold = wrqu->sens.value;
priv->disassociate_threshold = 3*wrqu->sens.value;
out:
mutex_unlock(&priv->mutex);
return err;
}
static int ipw_wx_get_sens(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
mutex_lock(&priv->mutex);
wrqu->sens.fixed = 1;
wrqu->sens.value = priv->roaming_threshold;
mutex_unlock(&priv->mutex);
IPW_DEBUG_WX("GET roaming threshold -> %s %d \n",
wrqu->power.disabled ? "OFF" : "ON", wrqu->power.value);
return 0;
}
static int ipw_wx_set_rate(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
@ -9395,7 +9403,7 @@ static int ipw_wx_sw_reset(struct net_device *dev,
mutex_lock(&priv->mutex);
ret = ipw_sw_reset(priv, 0);
ret = ipw_sw_reset(priv, 2);
if (!ret) {
free_firmware();
ipw_adapter_restart(priv);
@ -9430,6 +9438,8 @@ static iw_handler ipw_wx_handlers[] = {
IW_IOCTL(SIOCGIWFREQ) = ipw_wx_get_freq,
IW_IOCTL(SIOCSIWMODE) = ipw_wx_set_mode,
IW_IOCTL(SIOCGIWMODE) = ipw_wx_get_mode,
IW_IOCTL(SIOCSIWSENS) = ipw_wx_set_sens,
IW_IOCTL(SIOCGIWSENS) = ipw_wx_get_sens,
IW_IOCTL(SIOCGIWRANGE) = ipw_wx_get_range,
IW_IOCTL(SIOCSIWAP) = ipw_wx_set_wap,
IW_IOCTL(SIOCGIWAP) = ipw_wx_get_wap,
@ -9575,7 +9585,7 @@ static struct iw_statistics *ipw_get_wireless_stats(struct net_device *dev)
wstats->qual.level = average_value(&priv->average_rssi);
wstats->qual.noise = average_value(&priv->average_noise);
wstats->qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED |
IW_QUAL_NOISE_UPDATED;
IW_QUAL_NOISE_UPDATED | IW_QUAL_DBM;
wstats->miss.beacon = average_value(&priv->average_missed_beacons);
wstats->discard.retries = priv->last_tx_failures;
@ -9601,12 +9611,13 @@ static void init_sys_config(struct ipw_sys_config *sys_config)
sys_config->disable_unicast_decryption = 1;
sys_config->exclude_multicast_unencrypted = 0;
sys_config->disable_multicast_decryption = 1;
sys_config->antenna_diversity = CFG_SYS_ANTENNA_BOTH;
sys_config->antenna_diversity = CFG_SYS_ANTENNA_SLOW_DIV;
sys_config->pass_crc_to_host = 0; /* TODO: See if 1 gives us FCS */
sys_config->dot11g_auto_detection = 0;
sys_config->enable_cts_to_self = 0;
sys_config->bt_coexist_collision_thr = 0;
sys_config->pass_noise_stats_to_host = 1; //1 -- fix for 256
sys_config->silence_threshold = 0x1e;
}
static int ipw_net_open(struct net_device *dev)
@ -9654,11 +9665,6 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb,
u16 remaining_bytes;
int fc;
/* If there isn't room in the queue, we return busy and let the
* network stack requeue the packet for us */
if (ipw_queue_space(q) < q->high_mark)
return NETDEV_TX_BUSY;
switch (priv->ieee->iw_mode) {
case IW_MODE_ADHOC:
hdr_len = IEEE80211_3ADDR_LEN;
@ -9824,6 +9830,9 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb,
q->first_empty = ipw_queue_inc_wrap(q->first_empty, q->n_bd);
ipw_write32(priv, q->reg_w, q->first_empty);
if (ipw_queue_space(q) < q->high_mark)
netif_stop_queue(priv->net_dev);
return NETDEV_TX_OK;
drop:
@ -9963,9 +9972,8 @@ static int ipw_ethtool_set_eeprom(struct net_device *dev,
return -EINVAL;
mutex_lock(&p->mutex);
memcpy(&p->eeprom[eeprom->offset], bytes, eeprom->len);
for (i = IPW_EEPROM_DATA;
i < IPW_EEPROM_DATA + IPW_EEPROM_IMAGE_SIZE; i++)
ipw_write8(p, i, p->eeprom[i]);
for (i = 0; i < IPW_EEPROM_IMAGE_SIZE; i++)
ipw_write8(p, i + IPW_EEPROM_DATA, p->eeprom[i]);
mutex_unlock(&p->mutex);
return 0;
}
@ -10370,6 +10378,9 @@ static int ipw_config(struct ipw_priv *priv)
* not intended for resale of the above mentioned Intel adapters has
* not been tested.
*
* Remember to update the table in README.ipw2200 when changing this
* table.
*
*/
static const struct ieee80211_geo ipw_geos[] = {
{ /* Restricted */
@ -10617,96 +10628,6 @@ static const struct ieee80211_geo ipw_geos[] = {
}
};
/* GEO code borrowed from ieee80211_geo.c */
static int ipw_is_valid_channel(struct ieee80211_device *ieee, u8 channel)
{
int i;
/* Driver needs to initialize the geography map before using
* these helper functions */
BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0);
if (ieee->freq_band & IEEE80211_24GHZ_BAND)
for (i = 0; i < ieee->geo.bg_channels; i++)
/* NOTE: If G mode is currently supported but
* this is a B only channel, we don't see it
* as valid. */
if ((ieee->geo.bg[i].channel == channel) &&
(!(ieee->mode & IEEE_G) ||
!(ieee->geo.bg[i].flags & IEEE80211_CH_B_ONLY)))
return IEEE80211_24GHZ_BAND;
if (ieee->freq_band & IEEE80211_52GHZ_BAND)
for (i = 0; i < ieee->geo.a_channels; i++)
if (ieee->geo.a[i].channel == channel)
return IEEE80211_52GHZ_BAND;
return 0;
}
static int ipw_channel_to_index(struct ieee80211_device *ieee, u8 channel)
{
int i;
/* Driver needs to initialize the geography map before using
* these helper functions */
BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0);
if (ieee->freq_band & IEEE80211_24GHZ_BAND)
for (i = 0; i < ieee->geo.bg_channels; i++)
if (ieee->geo.bg[i].channel == channel)
return i;
if (ieee->freq_band & IEEE80211_52GHZ_BAND)
for (i = 0; i < ieee->geo.a_channels; i++)
if (ieee->geo.a[i].channel == channel)
return i;
return -1;
}
static u8 ipw_freq_to_channel(struct ieee80211_device *ieee, u32 freq)
{
int i;
/* Driver needs to initialize the geography map before using
* these helper functions */
BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0);
freq /= 100000;
if (ieee->freq_band & IEEE80211_24GHZ_BAND)
for (i = 0; i < ieee->geo.bg_channels; i++)
if (ieee->geo.bg[i].freq == freq)
return ieee->geo.bg[i].channel;
if (ieee->freq_band & IEEE80211_52GHZ_BAND)
for (i = 0; i < ieee->geo.a_channels; i++)
if (ieee->geo.a[i].freq == freq)
return ieee->geo.a[i].channel;
return 0;
}
static int ipw_set_geo(struct ieee80211_device *ieee,
const struct ieee80211_geo *geo)
{
memcpy(ieee->geo.name, geo->name, 3);
ieee->geo.name[3] = '\0';
ieee->geo.bg_channels = geo->bg_channels;
ieee->geo.a_channels = geo->a_channels;
memcpy(ieee->geo.bg, geo->bg, geo->bg_channels *
sizeof(struct ieee80211_channel));
memcpy(ieee->geo.a, geo->a, ieee->geo.a_channels *
sizeof(struct ieee80211_channel));
return 0;
}
static const struct ieee80211_geo *ipw_get_geo(struct ieee80211_device *ieee)
{
return &ieee->geo;
}
#define MAX_HW_RESTARTS 5
static int ipw_up(struct ipw_priv *priv)
{
@ -10753,14 +10674,11 @@ static int ipw_up(struct ipw_priv *priv)
priv->eeprom[EEPROM_COUNTRY_CODE + 2]);
j = 0;
}
if (ipw_set_geo(priv->ieee, &ipw_geos[j])) {
if (ieee80211_set_geo(priv->ieee, &ipw_geos[j])) {
IPW_WARNING("Could not set geography.");
return 0;
}
IPW_DEBUG_INFO("Geography %03d [%s] detected.\n",
j, priv->ieee->geo.name);
if (priv->status & STATUS_RF_KILL_SW) {
IPW_WARNING("Radio disabled by module parameter.\n");
return 0;
@ -11081,6 +10999,12 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
IPW_ERROR("failed to register network device\n");
goto out_remove_sysfs;
}
printk(KERN_INFO DRV_NAME ": Detected geography %s (%d 802.11bg "
"channels, %d 802.11a channels)\n",
priv->ieee->geo.name, priv->ieee->geo.bg_channels,
priv->ieee->geo.a_channels);
return 0;
out_remove_sysfs:
@ -11271,8 +11195,10 @@ MODULE_PARM_DESC(auto_create, "auto create adhoc network (default on)");
module_param(led, int, 0444);
MODULE_PARM_DESC(led, "enable led control on some systems (default 0 off)\n");
#ifdef CONFIG_IPW2200_DEBUG
module_param(debug, int, 0444);
MODULE_PARM_DESC(debug, "debug output mask");
#endif
module_param(channel, int, 0444);
MODULE_PARM_DESC(channel, "channel to limit associate to (default 0 [ANY])");

39
drivers/net/wireless/ipw2200.h
View file

@ -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
@ -246,8 +246,10 @@ enum connection_manager_assoc_states {
#define HOST_NOTIFICATION_S36_MEASUREMENT_REFUSED 31
#define HOST_NOTIFICATION_STATUS_BEACON_MISSING 1
#define IPW_MB_DISASSOCIATE_THRESHOLD_DEFAULT 24
#define IPW_MB_ROAMING_THRESHOLD_MIN 1
#define IPW_MB_ROAMING_THRESHOLD_DEFAULT 8
#define IPW_MB_ROAMING_THRESHOLD_MAX 30
#define IPW_MB_DISASSOCIATE_THRESHOLD_DEFAULT 3*IPW_MB_ROAMING_THRESHOLD_DEFAULT
#define IPW_REAL_RATE_RX_PACKET_THRESHOLD 300
#define MACADRR_BYTE_LEN 6
@ -618,13 +620,16 @@ struct notif_tgi_tx_key {
u8 reserved;
} __attribute__ ((packed));
#define SILENCE_OVER_THRESH (1)
#define SILENCE_UNDER_THRESH (2)
struct notif_link_deterioration {
struct ipw_cmd_stats stats;
u8 rate;
u8 modulation;
struct rate_histogram histogram;
u8 reserved1;
u16 reserved2;
u8 silence_notification_type; /* SILENCE_OVER/UNDER_THRESH */
u16 silence_count;
} __attribute__ ((packed));
struct notif_association {
@ -782,7 +787,7 @@ struct ipw_sys_config {
u8 enable_cts_to_self;
u8 enable_multicast_filtering;
u8 bt_coexist_collision_thr;
u8 reserved2;
u8 silence_threshold;
u8 accept_all_mgmt_bcpr;
u8 accept_all_mgtm_frames;
u8 pass_noise_stats_to_host;
@ -1892,6 +1897,7 @@ struct ipw_cmd_log {
#define CFG_SYS_ANTENNA_BOTH 0x00 /* NIC selects best antenna */
#define CFG_SYS_ANTENNA_A 0x01 /* force antenna A */
#define CFG_SYS_ANTENNA_B 0x03 /* force antenna B */
#define CFG_SYS_ANTENNA_SLOW_DIV 0x02 /* consider background noise */
/*
* The definitions below were lifted off the ipw2100 driver, which only
@ -1907,27 +1913,4 @@ struct ipw_cmd_log {
#define IPW_MAX_CONFIG_RETRIES 10
static inline u32 frame_hdr_len(struct ieee80211_hdr_4addr *hdr)
{
u32 retval;
u16 fc;
retval = sizeof(struct ieee80211_hdr_3addr);
fc = le16_to_cpu(hdr->frame_ctl);
/*
* Function ToDS FromDS
* IBSS 0 0
* To AP 1 0
* From AP 0 1
* WDS (bridge) 1 1
*
* Only WDS frames use Address4 among them. --YZ
*/
if (!(fc & IEEE80211_FCTL_TODS) || !(fc & IEEE80211_FCTL_FROMDS))
retval -= ETH_ALEN;
return retval;
}
#endif /* __ipw2200_h__ */