#include "ipw2200.h"
#include <linux/version.h>
-#define IPW2200_VERSION "git-1.1.1"
+
+#ifndef KBUILD_EXTMOD
+#define VK "k"
+#else
+#define VK
+#endif
+
+#ifdef CONFIG_IPW2200_DEBUG
+#define VD "d"
+#else
+#define VD
+#endif
+
+#ifdef CONFIG_IPW2200_MONITOR
+#define VM "m"
+#else
+#define VM
+#endif
+
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+#define VP "p"
+#else
+#define VP
+#endif
+
+#ifdef CONFIG_IPW2200_RADIOTAP
+#define VR "r"
+#else
+#define VR
+#endif
+
+#ifdef CONFIG_IPW2200_QOS
+#define VQ "q"
+#else
+#define VQ
+#endif
+
+#define IPW2200_VERSION "1.1.2" VK VD VM VP VR VQ
#define DRV_DESCRIPTION "Intel(R) PRO/Wireless 2200/2915 Network Driver"
#define DRV_COPYRIGHT "Copyright(c) 2003-2006 Intel Corporation"
#define DRV_VERSION IPW2200_VERSION
MODULE_LICENSE("GPL");
static int cmdlog = 0;
+#ifdef CONFIG_IPW2200_DEBUG
static int debug = 0;
+#endif
static int channel = 0;
static int mode = 0;
static const char ipw_modes[] = {
'a', 'b', 'g', '?'
};
+static int antenna = CFG_SYS_ANTENNA_BOTH;
-#ifdef CONFIG_IPW_QOS
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+static int rtap_iface = 0; /* def: 0 -- do not create rtap interface */
+#endif
+
+
+#ifdef CONFIG_IPW2200_QOS
static int qos_enable = 0;
static int qos_burst_enable = 0;
static int qos_no_ack_mask = 0;
*qos_param);
static int ipw_send_qos_info_command(struct ipw_priv *priv, struct ieee80211_qos_information_element
*qos_param);
-#endif /* CONFIG_IPW_QOS */
+#endif /* CONFIG_IPW2200_QOS */
static struct iw_statistics *ipw_get_wireless_stats(struct net_device *dev);
static void ipw_remove_current_network(struct ipw_priv *priv);
static DEVICE_ATTR(cmd_log, S_IRUGO, show_cmd_log, NULL);
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+static void ipw_prom_free(struct ipw_priv *priv);
+static int ipw_prom_alloc(struct ipw_priv *priv);
+static ssize_t store_rtap_iface(struct device *d,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct ipw_priv *priv = dev_get_drvdata(d);
+ int rc = 0;
+
+ if (count < 1)
+ return -EINVAL;
+
+ switch (buf[0]) {
+ case '0':
+ if (!rtap_iface)
+ return count;
+
+ if (netif_running(priv->prom_net_dev)) {
+ IPW_WARNING("Interface is up. Cannot unregister.\n");
+ return count;
+ }
+
+ ipw_prom_free(priv);
+ rtap_iface = 0;
+ break;
+
+ case '1':
+ if (rtap_iface)
+ return count;
+
+ rc = ipw_prom_alloc(priv);
+ if (!rc)
+ rtap_iface = 1;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ if (rc) {
+ IPW_ERROR("Failed to register promiscuous network "
+ "device (error %d).\n", rc);
+ }
+
+ return count;
+}
+
+static ssize_t show_rtap_iface(struct device *d,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct ipw_priv *priv = dev_get_drvdata(d);
+ if (rtap_iface)
+ return sprintf(buf, "%s", priv->prom_net_dev->name);
+ else {
+ buf[0] = '-';
+ buf[1] = '1';
+ buf[2] = '\0';
+ return 3;
+ }
+}
+
+static DEVICE_ATTR(rtap_iface, S_IWUSR | S_IRUSR, show_rtap_iface,
+ store_rtap_iface);
+
+static ssize_t store_rtap_filter(struct device *d,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct ipw_priv *priv = dev_get_drvdata(d);
+
+ if (!priv->prom_priv) {
+ IPW_ERROR("Attempting to set filter without "
+ "rtap_iface enabled.\n");
+ return -EPERM;
+ }
+
+ priv->prom_priv->filter = simple_strtol(buf, NULL, 0);
+
+ IPW_DEBUG_INFO("Setting rtap filter to " BIT_FMT16 "\n",
+ BIT_ARG16(priv->prom_priv->filter));
+
+ return count;
+}
+
+static ssize_t show_rtap_filter(struct device *d,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct ipw_priv *priv = dev_get_drvdata(d);
+ return sprintf(buf, "0x%04X",
+ priv->prom_priv ? priv->prom_priv->filter : 0);
+}
+
+static DEVICE_ATTR(rtap_filter, S_IWUSR | S_IRUSR, show_rtap_filter,
+ store_rtap_filter);
+#endif
+
static ssize_t show_scan_age(struct device *d, struct device_attribute *attr,
char *buf)
{
return ipw_send_cmd_simple(priv, IPW_CMD_HOST_COMPLETE);
}
-static int ipw_send_system_config(struct ipw_priv *priv,
- struct ipw_sys_config *config)
+static int ipw_send_system_config(struct ipw_priv *priv)
{
- if (!priv || !config) {
- IPW_ERROR("Invalid args\n");
- return -1;
- }
-
- return ipw_send_cmd_pdu(priv, IPW_CMD_SYSTEM_CONFIG, sizeof(*config),
- config);
+ return ipw_send_cmd_pdu(priv, IPW_CMD_SYSTEM_CONFIG,
+ sizeof(priv->sys_config),
+ &priv->sys_config);
}
static int ipw_send_ssid(struct ipw_priv *priv, u8 * ssid, int len)
struct ipw_fw {
- u32 ver;
- u32 boot_size;
- u32 ucode_size;
- u32 fw_size;
+ __le32 ver;
+ __le32 boot_size;
+ __le32 ucode_size;
+ __le32 fw_size;
u8 data[0];
};
fw = (void *)(*raw)->data;
- if ((*raw)->size < sizeof(*fw) +
- fw->boot_size + fw->ucode_size + fw->fw_size) {
+ if ((*raw)->size < sizeof(*fw) + le32_to_cpu(fw->boot_size) +
+ le32_to_cpu(fw->ucode_size) + le32_to_cpu(fw->fw_size)) {
IPW_ERROR("%s is too small or corrupt (%zd)\n",
name, (*raw)->size);
return -EINVAL;
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];
+ ucode_img = &fw->data[le32_to_cpu(fw->boot_size)];
+ fw_img = &fw->data[le32_to_cpu(fw->boot_size) +
+ le32_to_cpu(fw->ucode_size)];
if (rc < 0)
goto error;
IPW_NIC_SRAM_UPPER_BOUND - IPW_NIC_SRAM_LOWER_BOUND);
/* DMA the initial boot firmware into the device */
- rc = ipw_load_firmware(priv, boot_img, fw->boot_size);
+ rc = ipw_load_firmware(priv, boot_img, le32_to_cpu(fw->boot_size));
if (rc < 0) {
IPW_ERROR("Unable to load boot firmware: %d\n", rc);
goto error;
ipw_write32(priv, IPW_INTA_RW, IPW_INTA_BIT_FW_INITIALIZATION_DONE);
/* DMA the ucode into the device */
- rc = ipw_load_ucode(priv, ucode_img, fw->ucode_size);
+ rc = ipw_load_ucode(priv, ucode_img, le32_to_cpu(fw->ucode_size));
if (rc < 0) {
IPW_ERROR("Unable to load ucode: %d\n", rc);
goto error;
ipw_stop_nic(priv);
/* DMA bss firmware into the device */
- rc = ipw_load_firmware(priv, fw_img, fw->fw_size);
+ rc = ipw_load_firmware(priv, fw_img, le32_to_cpu(fw->fw_size));
if (rc < 0) {
IPW_ERROR("Unable to load firmware: %d\n", rc);
goto error;
static void ipw_system_config(void *data)
{
struct ipw_priv *priv = data;
- ipw_send_system_config(priv, &priv->sys_config);
+
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+ if (priv->prom_net_dev && netif_running(priv->prom_net_dev)) {
+ priv->sys_config.accept_all_data_frames = 1;
+ priv->sys_config.accept_non_directed_frames = 1;
+ priv->sys_config.accept_all_mgmt_bcpr = 1;
+ priv->sys_config.accept_all_mgmt_frames = 1;
+ }
+#endif
+
+ ipw_send_system_config(priv);
}
struct ipw_status_code {
memset(avg, 0, sizeof(*avg));
}
+#define DEPTH_RSSI 8
+#define DEPTH_NOISE 16
+static s16 exponential_average(s16 prev_avg, s16 val, u8 depth)
+{
+ return ((depth-1)*prev_avg + val)/depth;
+}
+
static void average_add(struct average *avg, s16 val)
{
avg->sum -= avg->entries[avg->pos];
priv->quality = 0;
average_init(&priv->average_missed_beacons);
- average_init(&priv->average_rssi);
- average_init(&priv->average_noise);
+ priv->exp_avg_rssi = -60;
+ priv->exp_avg_noise = -85 + 0x100;
priv->last_rate = 0;
priv->last_missed_beacons = 0;
IPW_DEBUG_STATS("Tx quality : %3d%% (%u errors, %u packets)\n",
tx_quality, tx_failures_delta, tx_packets_delta);
- rssi = average_value(&priv->average_rssi);
+ rssi = priv->exp_avg_rssi;
signal_quality =
(100 *
(priv->ieee->perfect_rssi - priv->ieee->worst_rssi) *
queue_work(priv->workqueue,
&priv->system_config);
-#ifdef CONFIG_IPW_QOS
+#ifdef CONFIG_IPW2200_QOS
#define IPW_GET_PACKET_STYPE(x) WLAN_FC_GET_STYPE( \
le16_to_cpu(((struct ieee80211_hdr *)(x))->frame_ctl))
if ((priv->status & STATUS_AUTH) &&
&& priv->status & STATUS_ASSOCIATED)
queue_delayed_work(priv->workqueue,
&priv->request_scan, HZ);
+
+ /* Send an empty event to user space.
+ * We don't send the received data on the event because
+ * it would require us to do complex transcoding, and
+ * we want to minimise the work done in the irq handler
+ * Use a request to extract the data.
+ * Also, we generate this even for any scan, regardless
+ * on how the scan was initiated. User space can just
+ * sync on periodic scan to get fresh data...
+ * Jean II */
+ if (x->status == SCAN_COMPLETED_STATUS_COMPLETE) {
+ union iwreq_data wrqu;
+
+ wrqu.data.length = 0;
+ wrqu.data.flags = 0;
+ wireless_send_event(priv->net_dev, SIOCGIWSCAN,
+ &wrqu, NULL);
+ }
break;
}
case HOST_NOTIFICATION_NOISE_STATS:{
if (notif->size == sizeof(u32)) {
- priv->last_noise =
- (u8) (le32_to_cpu(notif->u.noise.value) &
- 0xff);
- average_add(&priv->average_noise,
- priv->last_noise);
+ priv->exp_avg_noise =
+ exponential_average(priv->exp_avg_noise,
+ (u8) (le32_to_cpu(notif->u.noise.value) & 0xff),
+ DEPTH_NOISE);
break;
}
case IEEE80211_52GHZ_BAND:
network->mode = IEEE_A;
i = ieee80211_channel_to_index(priv->ieee, priv->channel);
- if (i == -1)
- BUG();
+ BUG_ON(i == -1);
if (geo->a[i].flags & IEEE80211_CH_PASSIVE_ONLY) {
IPW_WARNING("Overriding invalid channel\n");
priv->channel = geo->a[0].channel;
else
network->mode = IEEE_B;
i = ieee80211_channel_to_index(priv->ieee, priv->channel);
- if (i == -1)
- BUG();
+ BUG_ON(i == -1);
if (geo->bg[i].flags & IEEE80211_CH_PASSIVE_ONLY) {
IPW_WARNING("Overriding invalid channel\n");
priv->channel = geo->bg[0].channel;
{
/* make sure WPA is enabled */
ipw_wpa_enable(priv, 1);
-
- ipw_disassociate(priv);
}
static int ipw_set_rsn_capa(struct ipw_priv *priv,
case IW_AUTH_WPA_ENABLED:
ret = ipw_wpa_enable(priv, param->value);
+ ipw_disassociate(priv);
break;
case IW_AUTH_RX_UNENCRYPTED_EAPOL:
return 0;
}
-#ifdef CONFIG_IPW_QOS
+#ifdef CONFIG_IPW2200_QOS
/* QoS */
/*
switch (priv->ieee->iw_mode) {
case IW_MODE_ADHOC:
- if (!(network->capability & WLAN_CAPABILITY_IBSS))
- BUG();
+ BUG_ON(!(network->capability & WLAN_CAPABILITY_IBSS));
qos_data = &ibss_data;
break;
return from_priority_to_tx_queue[priority] - 1;
}
-/*
-* add QoS parameter to the TX command
-*/
-static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv,
- u16 priority,
- struct tfd_data *tfd, u8 unicast)
+static int ipw_is_qos_active(struct net_device *dev,
+ struct sk_buff *skb)
{
- int ret = 0;
- int tx_queue_id = 0;
+ struct ipw_priv *priv = ieee80211_priv(dev);
struct ieee80211_qos_data *qos_data = NULL;
int active, supported;
- unsigned long flags;
+ u8 *daddr = skb->data + ETH_ALEN;
+ int unicast = !is_multicast_ether_addr(daddr);
if (!(priv->status & STATUS_ASSOCIATED))
return 0;
qos_data = &priv->assoc_network->qos_data;
- spin_lock_irqsave(&priv->ieee->lock, flags);
-
if (priv->ieee->iw_mode == IW_MODE_ADHOC) {
if (unicast == 0)
qos_data->active = 0;
else
qos_data->active = qos_data->supported;
}
-
active = qos_data->active;
supported = qos_data->supported;
-
- spin_unlock_irqrestore(&priv->ieee->lock, flags);
-
IPW_DEBUG_QOS("QoS %d network is QoS active %d supported %d "
"unicast %d\n",
priv->qos_data.qos_enable, active, supported, unicast);
- if (active && priv->qos_data.qos_enable) {
- ret = from_priority_to_tx_queue[priority];
- tx_queue_id = ret - 1;
- IPW_DEBUG_QOS("QoS packet priority is %d \n", priority);
- if (priority <= 7) {
- tfd->tx_flags_ext |= DCT_FLAG_EXT_QOS_ENABLED;
- tfd->tfd.tfd_26.mchdr.qos_ctrl = priority;
- tfd->tfd.tfd_26.mchdr.frame_ctl |=
- IEEE80211_STYPE_QOS_DATA;
-
- if (priv->qos_data.qos_no_ack_mask &
- (1UL << tx_queue_id)) {
- tfd->tx_flags &= ~DCT_FLAG_ACK_REQD;
- tfd->tfd.tfd_26.mchdr.qos_ctrl |=
- CTRL_QOS_NO_ACK;
- }
- }
- }
+ if (active && priv->qos_data.qos_enable)
+ return 1;
- return ret;
+ return 0;
+
+}
+/*
+* add QoS parameter to the TX command
+*/
+static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv,
+ u16 priority,
+ struct tfd_data *tfd)
+{
+ int tx_queue_id = 0;
+
+
+ tx_queue_id = from_priority_to_tx_queue[priority] - 1;
+ tfd->tx_flags_ext |= DCT_FLAG_EXT_QOS_ENABLED;
+
+ if (priv->qos_data.qos_no_ack_mask & (1UL << tx_queue_id)) {
+ tfd->tx_flags &= ~DCT_FLAG_ACK_REQD;
+ tfd->tfd.tfd_26.mchdr.qos_ctrl |= CTRL_QOS_NO_ACK;
+ }
+ return 0;
}
/*
qos_param);
}
-#endif /* CONFIG_IPW_QOS */
+#endif /* CONFIG_IPW2200_QOS */
static int ipw_associate_network(struct ipw_priv *priv,
struct ieee80211_network *network,
else
priv->sys_config.answer_broadcast_ssid_probe = 0;
- err = ipw_send_system_config(priv, &priv->sys_config);
+ err = ipw_send_system_config(priv);
if (err) {
IPW_DEBUG_HC("Attempt to send sys config command failed.\n");
return err;
priv->assoc_network = network;
-#ifdef CONFIG_IPW_QOS
+#ifdef CONFIG_IPW2200_QOS
ipw_qos_association(priv, network);
#endif
}
}
-#ifdef CONFIG_IEEE80211_RADIOTAP
+#ifdef CONFIG_IPW2200_RADIOTAP
static void ipw_handle_data_packet_monitor(struct ipw_priv *priv,
struct ipw_rx_mem_buffer *rxb,
struct ieee80211_rx_stats *stats)
/* 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;
- u8 rt_flags; /* radiotap packet flags */
- u8 rt_rate; /* rate in 500kb/s */
- u16 rt_channel; /* channel in mhz */
- u16 rt_chbitmask; /* channel bitfield */
- s8 rt_dbmsignal; /* signal in dbM, kluged to signed */
- u8 rt_antenna; /* antenna number */
- } *ipw_rt;
+ struct ipw_rt_hdr *ipw_rt;
short len = le16_to_cpu(pkt->u.frame.length);
/* Big bitfield of all the fields we provide in radiotap */
ipw_rt->rt_hdr.it_present =
((1 << IEEE80211_RADIOTAP_FLAGS) |
+ (1 << IEEE80211_RADIOTAP_TSFT) |
(1 << IEEE80211_RADIOTAP_RATE) |
(1 << IEEE80211_RADIOTAP_CHANNEL) |
(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |
+ (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) |
(1 << IEEE80211_RADIOTAP_ANTENNA));
/* Zero the flags, we'll add to them as we go */
}
#endif
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+#define ieee80211_is_probe_response(fc) \
+ ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT && \
+ (fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PROBE_RESP )
+
+#define ieee80211_is_management(fc) \
+ ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT)
+
+#define ieee80211_is_control(fc) \
+ ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL)
+
+#define ieee80211_is_data(fc) \
+ ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA)
+
+#define ieee80211_is_assoc_request(fc) \
+ ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_ASSOC_REQ)
+
+#define ieee80211_is_reassoc_request(fc) \
+ ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_REASSOC_REQ)
+
+static void ipw_handle_promiscuous_rx(struct ipw_priv *priv,
+ struct ipw_rx_mem_buffer *rxb,
+ struct ieee80211_rx_stats *stats)
+{
+ struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)rxb->skb->data;
+ struct ipw_rx_frame *frame = &pkt->u.frame;
+ struct ipw_rt_hdr *ipw_rt;
+
+ /* First cache any information we need before we overwrite
+ * the information provided in the skb from the hardware */
+ struct ieee80211_hdr *hdr;
+ u16 channel = frame->received_channel;
+ u8 phy_flags = frame->antennaAndPhy;
+ s8 signal = frame->rssi_dbm - IPW_RSSI_TO_DBM;
+ s8 noise = frame->noise;
+ u8 rate = frame->rate;
+ short len = le16_to_cpu(pkt->u.frame.length);
+ u64 tsf = 0;
+ struct sk_buff *skb;
+ int hdr_only = 0;
+ u16 filter = priv->prom_priv->filter;
+
+ /* If the filter is set to not include Rx frames then return */
+ if (filter & IPW_PROM_NO_RX)
+ return;
+
+ /* We received data from the HW, so stop the watchdog */
+ priv->prom_net_dev->trans_start = jiffies;
+
+ if (unlikely((len + IPW_RX_FRAME_SIZE) > skb_tailroom(rxb->skb))) {
+ priv->prom_priv->ieee->stats.rx_errors++;
+ IPW_DEBUG_DROP("Corruption detected! Oh no!\n");
+ return;
+ }
+
+ /* We only process data packets if the interface is open */
+ if (unlikely(!netif_running(priv->prom_net_dev))) {
+ priv->prom_priv->ieee->stats.rx_dropped++;
+ IPW_DEBUG_DROP("Dropping packet while interface is not up.\n");
+ return;
+ }
+
+ /* Libpcap 0.9.3+ can handle variable length radiotap, so we'll use
+ * that now */
+ if (len > IPW_RX_BUF_SIZE - sizeof(struct ipw_rt_hdr)) {
+ /* FIXME: Should alloc bigger skb instead */
+ priv->prom_priv->ieee->stats.rx_dropped++;
+ IPW_DEBUG_DROP("Dropping too large packet in monitor\n");
+ return;
+ }
+
+ hdr = (void *)rxb->skb->data + IPW_RX_FRAME_SIZE;
+ if (ieee80211_is_management(hdr->frame_ctl)) {
+ if (filter & IPW_PROM_NO_MGMT)
+ return;
+ if (filter & IPW_PROM_MGMT_HEADER_ONLY)
+ hdr_only = 1;
+ } else if (ieee80211_is_control(hdr->frame_ctl)) {
+ if (filter & IPW_PROM_NO_CTL)
+ return;
+ if (filter & IPW_PROM_CTL_HEADER_ONLY)
+ hdr_only = 1;
+ } else if (ieee80211_is_data(hdr->frame_ctl)) {
+ if (filter & IPW_PROM_NO_DATA)
+ return;
+ if (filter & IPW_PROM_DATA_HEADER_ONLY)
+ hdr_only = 1;
+ }
+
+ /* Copy the SKB since this is for the promiscuous side */
+ skb = skb_copy(rxb->skb, GFP_ATOMIC);
+ if (skb == NULL) {
+ IPW_ERROR("skb_clone failed for promiscuous copy.\n");
+ return;
+ }
+
+ /* copy the frame data to write after where the radiotap header goes */
+ ipw_rt = (void *)skb->data;
+
+ if (hdr_only)
+ len = ieee80211_get_hdrlen(hdr->frame_ctl);
+
+ memcpy(ipw_rt->payload, hdr, len);
+
+ /* Zero the radiotap static buffer ... We only need to zero the bytes
+ * NOT part of our real header, saves a little time.
+ *
+ * No longer necessary since we fill in all our data. Purge before
+ * merging patch officially.
+ * memset(rxb->skb->data + sizeof(struct ipw_rt_hdr), 0,
+ * IEEE80211_RADIOTAP_HDRLEN - sizeof(struct ipw_rt_hdr));
+ */
+
+ 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(*ipw_rt); /* total header+data */
+
+ /* Set the size of the skb to the size of the frame */
+ skb_put(skb, ipw_rt->rt_hdr.it_len + len);
+
+ /* Big bitfield of all the fields we provide in radiotap */
+ ipw_rt->rt_hdr.it_present =
+ ((1 << IEEE80211_RADIOTAP_FLAGS) |
+ (1 << IEEE80211_RADIOTAP_TSFT) |
+ (1 << IEEE80211_RADIOTAP_RATE) |
+ (1 << IEEE80211_RADIOTAP_CHANNEL) |
+ (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |
+ (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) |
+ (1 << IEEE80211_RADIOTAP_ANTENNA));
+
+ /* Zero the flags, we'll add to them as we go */
+ ipw_rt->rt_flags = 0;
+
+ ipw_rt->rt_tsf = tsf;
+
+ /* Convert to DBM */
+ ipw_rt->rt_dbmsignal = signal;
+ ipw_rt->rt_dbmnoise = noise;
+
+ /* Convert the channel data and set the flags */
+ ipw_rt->rt_channel = cpu_to_le16(ieee80211chan2mhz(channel));
+ if (channel > 14) { /* 802.11a */
+ ipw_rt->rt_chbitmask =
+ cpu_to_le16((IEEE80211_CHAN_OFDM | IEEE80211_CHAN_5GHZ));
+ } else if (phy_flags & (1 << 5)) { /* 802.11b */
+ ipw_rt->rt_chbitmask =
+ cpu_to_le16((IEEE80211_CHAN_CCK | IEEE80211_CHAN_2GHZ));
+ } else { /* 802.11g */
+ ipw_rt->rt_chbitmask =
+ (IEEE80211_CHAN_OFDM | IEEE80211_CHAN_2GHZ);
+ }
+
+ /* set the rate in multiples of 500k/s */
+ switch (rate) {
+ case IPW_TX_RATE_1MB:
+ ipw_rt->rt_rate = 2;
+ break;
+ case IPW_TX_RATE_2MB:
+ ipw_rt->rt_rate = 4;
+ break;
+ case IPW_TX_RATE_5MB:
+ ipw_rt->rt_rate = 10;
+ break;
+ case IPW_TX_RATE_6MB:
+ ipw_rt->rt_rate = 12;
+ break;
+ case IPW_TX_RATE_9MB:
+ ipw_rt->rt_rate = 18;
+ break;
+ case IPW_TX_RATE_11MB:
+ ipw_rt->rt_rate = 22;
+ break;
+ case IPW_TX_RATE_12MB:
+ ipw_rt->rt_rate = 24;
+ break;
+ case IPW_TX_RATE_18MB:
+ ipw_rt->rt_rate = 36;
+ break;
+ case IPW_TX_RATE_24MB:
+ ipw_rt->rt_rate = 48;
+ break;
+ case IPW_TX_RATE_36MB:
+ ipw_rt->rt_rate = 72;
+ break;
+ case IPW_TX_RATE_48MB:
+ ipw_rt->rt_rate = 96;
+ break;
+ case IPW_TX_RATE_54MB:
+ ipw_rt->rt_rate = 108;
+ break;
+ default:
+ ipw_rt->rt_rate = 0;
+ break;
+ }
+
+ /* antenna number */
+ ipw_rt->rt_antenna = (phy_flags & 3);
+
+ /* set the preamble flag if we have it */
+ if (phy_flags & (1 << 6))
+ ipw_rt->rt_flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
+
+ IPW_DEBUG_RX("Rx packet of %d bytes.\n", skb->len);
+
+ if (!ieee80211_rx(priv->prom_priv->ieee, skb, stats)) {
+ priv->prom_priv->ieee->stats.rx_errors++;
+ dev_kfree_skb_any(skb);
+ }
+}
+#endif
+
static int is_network_packet(struct ipw_priv *priv,
struct ieee80211_hdr_4addr *header)
{
priv->rx_packets++;
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+ if (priv->prom_net_dev && netif_running(priv->prom_net_dev))
+ ipw_handle_promiscuous_rx(priv, rxb, &stats);
+#endif
+
#ifdef CONFIG_IPW2200_MONITOR
if (priv->ieee->iw_mode == IW_MODE_MONITOR) {
-#ifdef CONFIG_IEEE80211_RADIOTAP
- ipw_handle_data_packet_monitor(priv,
- rxb,
- &stats);
+#ifdef CONFIG_IPW2200_RADIOTAP
+
+ ipw_handle_data_packet_monitor(priv,
+ rxb,
+ &stats);
#else
- ipw_handle_data_packet(priv, rxb,
- &stats);
+ ipw_handle_data_packet(priv, rxb,
+ &stats);
#endif
break;
}
if (network_packet && priv->assoc_network) {
priv->assoc_network->stats.rssi =
stats.rssi;
- average_add(&priv->average_rssi,
- stats.rssi);
- priv->last_rx_rssi = stats.rssi;
+ priv->exp_avg_rssi =
+ exponential_average(priv->exp_avg_rssi,
+ stats.rssi, DEPTH_RSSI);
}
IPW_DEBUG_RX("Frame: len=%u\n",
IPW_DEBUG_INFO("Bind to static channel %d\n", channel);
/* TODO: Validate that provided channel is in range */
}
-#ifdef CONFIG_IPW_QOS
+#ifdef CONFIG_IPW2200_QOS
ipw_qos_init(priv, qos_enable, qos_burst_enable,
burst_duration_CCK, burst_duration_OFDM);
-#endif /* CONFIG_IPW_QOS */
+#endif /* CONFIG_IPW2200_QOS */
switch (mode) {
case 1:
#ifdef CONFIG_IPW2200_MONITOR
case 2:
priv->ieee->iw_mode = IW_MODE_MONITOR;
-#ifdef CONFIG_IEEE80211_RADIOTAP
+#ifdef CONFIG_IPW2200_RADIOTAP
priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP;
#else
priv->net_dev->type = ARPHRD_IEEE80211;
priv->net_dev->type = ARPHRD_ETHER;
if (wrqu->mode == IW_MODE_MONITOR)
-#ifdef CONFIG_IEEE80211_RADIOTAP
+#ifdef CONFIG_IPW2200_RADIOTAP
priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP;
#else
priv->net_dev->type = ARPHRD_IEEE80211;
/* Event capability (kernel + driver) */
range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
- IW_EVENT_CAPA_MASK(SIOCGIWAP));
+ IW_EVENT_CAPA_MASK(SIOCGIWAP) |
+ IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
range->event_capa[1] = IW_EVENT_CAPA_K_1;
range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
struct ipw_priv *priv = ieee80211_priv(dev);
mutex_lock(&priv->mutex);
wrqu->bitrate.value = priv->last_rate;
+ wrqu->bitrate.fixed = (priv->config & CFG_FIXED_RATE) ? 1 : 0;
mutex_unlock(&priv->mutex);
IPW_DEBUG_WX("GET Rate -> %d \n", wrqu->bitrate.value);
return 0;
IPW_DEBUG_WX("SET MONITOR: %d %d\n", enable, parms[1]);
if (enable) {
if (priv->ieee->iw_mode != IW_MODE_MONITOR) {
-#ifdef CONFIG_IEEE80211_RADIOTAP
+#ifdef CONFIG_IPW2200_RADIOTAP
priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP;
#else
priv->net_dev->type = ARPHRD_IEEE80211;
}
wstats->qual.qual = priv->quality;
- wstats->qual.level = average_value(&priv->average_rssi);
- wstats->qual.noise = average_value(&priv->average_noise);
+ wstats->qual.level = priv->exp_avg_rssi;
+ wstats->qual.noise = priv->exp_avg_noise;
wstats->qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED |
IW_QUAL_NOISE_UPDATED | IW_QUAL_DBM;
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_SLOW_DIV;
+ if (antenna < CFG_SYS_ANTENNA_BOTH || antenna > CFG_SYS_ANTENNA_B)
+ antenna = CFG_SYS_ANTENNA_BOTH;
+ sys_config->antenna_diversity = antenna;
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;
static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb,
int pri)
{
- struct ieee80211_hdr_3addr *hdr = (struct ieee80211_hdr_3addr *)
+ struct ieee80211_hdr_3addrqos *hdr = (struct ieee80211_hdr_3addrqos *)
txb->fragments[0]->data;
int i = 0;
struct tfd_frame *tfd;
-#ifdef CONFIG_IPW_QOS
+#ifdef CONFIG_IPW2200_QOS
int tx_id = ipw_get_tx_queue_number(priv, pri);
struct clx2_tx_queue *txq = &priv->txq[tx_id];
#else
u16 remaining_bytes;
int fc;
+ hdr_len = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl));
switch (priv->ieee->iw_mode) {
case IW_MODE_ADHOC:
- hdr_len = IEEE80211_3ADDR_LEN;
unicast = !is_multicast_ether_addr(hdr->addr1);
id = ipw_find_station(priv, hdr->addr1);
if (id == IPW_INVALID_STATION) {
case IW_MODE_INFRA:
default:
unicast = !is_multicast_ether_addr(hdr->addr3);
- hdr_len = IEEE80211_3ADDR_LEN;
id = 0;
break;
}
/* No hardware encryption */
tfd->u.data.tx_flags |= DCT_FLAG_NO_WEP;
-#ifdef CONFIG_IPW_QOS
- ipw_qos_set_tx_queue_command(priv, pri, &(tfd->u.data), unicast);
-#endif /* CONFIG_IPW_QOS */
+#ifdef CONFIG_IPW2200_QOS
+ if (fc & IEEE80211_STYPE_QOS_DATA)
+ ipw_qos_set_tx_queue_command(priv, pri, &(tfd->u.data));
+#endif /* CONFIG_IPW2200_QOS */
/* payload */
tfd->u.data.num_chunks = cpu_to_le32(min((u8) (NUM_TFD_CHUNKS - 2),
static int ipw_net_is_queue_full(struct net_device *dev, int pri)
{
struct ipw_priv *priv = ieee80211_priv(dev);
-#ifdef CONFIG_IPW_QOS
+#ifdef CONFIG_IPW2200_QOS
int tx_id = ipw_get_tx_queue_number(priv, pri);
struct clx2_tx_queue *txq = &priv->txq[tx_id];
#else
struct clx2_tx_queue *txq = &priv->txq[0];
-#endif /* CONFIG_IPW_QOS */
+#endif /* CONFIG_IPW2200_QOS */
if (ipw_queue_space(&txq->q) < txq->q.high_mark)
return 1;
return 0;
}
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+static void ipw_handle_promiscuous_tx(struct ipw_priv *priv,
+ struct ieee80211_txb *txb)
+{
+ struct ieee80211_rx_stats dummystats;
+ struct ieee80211_hdr *hdr;
+ u8 n;
+ u16 filter = priv->prom_priv->filter;
+ int hdr_only = 0;
+
+ if (filter & IPW_PROM_NO_TX)
+ return;
+
+ memset(&dummystats, 0, sizeof(dummystats));
+
+ /* Filtering of fragment chains is done agains the first fragment */
+ hdr = (void *)txb->fragments[0]->data;
+ if (ieee80211_is_management(hdr->frame_ctl)) {
+ if (filter & IPW_PROM_NO_MGMT)
+ return;
+ if (filter & IPW_PROM_MGMT_HEADER_ONLY)
+ hdr_only = 1;
+ } else if (ieee80211_is_control(hdr->frame_ctl)) {
+ if (filter & IPW_PROM_NO_CTL)
+ return;
+ if (filter & IPW_PROM_CTL_HEADER_ONLY)
+ hdr_only = 1;
+ } else if (ieee80211_is_data(hdr->frame_ctl)) {
+ if (filter & IPW_PROM_NO_DATA)
+ return;
+ if (filter & IPW_PROM_DATA_HEADER_ONLY)
+ hdr_only = 1;
+ }
+
+ for(n=0; n<txb->nr_frags; ++n) {
+ struct sk_buff *src = txb->fragments[n];
+ struct sk_buff *dst;
+ struct ieee80211_radiotap_header *rt_hdr;
+ int len;
+
+ if (hdr_only) {
+ hdr = (void *)src->data;
+ len = ieee80211_get_hdrlen(hdr->frame_ctl);
+ } else
+ len = src->len;
+
+ dst = alloc_skb(
+ len + IEEE80211_RADIOTAP_HDRLEN, GFP_ATOMIC);
+ if (!dst) continue;
+
+ rt_hdr = (void *)skb_put(dst, sizeof(*rt_hdr));
+
+ rt_hdr->it_version = PKTHDR_RADIOTAP_VERSION;
+ rt_hdr->it_pad = 0;
+ rt_hdr->it_present = 0; /* after all, it's just an idea */
+ rt_hdr->it_present |= (1 << IEEE80211_RADIOTAP_CHANNEL);
+
+ *(u16*)skb_put(dst, sizeof(u16)) = cpu_to_le16(
+ ieee80211chan2mhz(priv->channel));
+ if (priv->channel > 14) /* 802.11a */
+ *(u16*)skb_put(dst, sizeof(u16)) =
+ cpu_to_le16(IEEE80211_CHAN_OFDM |
+ IEEE80211_CHAN_5GHZ);
+ else if (priv->ieee->mode == IEEE_B) /* 802.11b */
+ *(u16*)skb_put(dst, sizeof(u16)) =
+ cpu_to_le16(IEEE80211_CHAN_CCK |
+ IEEE80211_CHAN_2GHZ);
+ else /* 802.11g */
+ *(u16*)skb_put(dst, sizeof(u16)) =
+ cpu_to_le16(IEEE80211_CHAN_OFDM |
+ IEEE80211_CHAN_2GHZ);
+
+ rt_hdr->it_len = dst->len;
+
+ memcpy(skb_put(dst, len), src->data, len);
+
+ if (!ieee80211_rx(priv->prom_priv->ieee, dst, &dummystats))
+ dev_kfree_skb_any(dst);
+ }
+}
+#endif
+
static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb,
struct net_device *dev, int pri)
{
goto fail_unlock;
}
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+ if (rtap_iface && netif_running(priv->prom_net_dev))
+ ipw_handle_promiscuous_tx(priv, txb);
+#endif
+
ret = ipw_tx_skb(priv, txb, pri);
if (ret == NETDEV_TX_OK)
__ipw_led_activity_on(priv);
INIT_WORK(&priv->merge_networks,
(void (*)(void *))ipw_merge_adhoc_network, priv);
-#ifdef CONFIG_IPW_QOS
+#ifdef CONFIG_IPW2200_QOS
INIT_WORK(&priv->qos_activate, (void (*)(void *))ipw_bg_qos_activate,
priv);
-#endif /* CONFIG_IPW_QOS */
+#endif /* CONFIG_IPW2200_QOS */
tasklet_init(&priv->irq_tasklet, (void (*)(unsigned long))
ipw_irq_tasklet, (unsigned long)priv);
|= CFG_BT_COEXISTENCE_OOB;
}
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+ if (priv->prom_net_dev && netif_running(priv->prom_net_dev)) {
+ priv->sys_config.accept_all_data_frames = 1;
+ priv->sys_config.accept_non_directed_frames = 1;
+ priv->sys_config.accept_all_mgmt_bcpr = 1;
+ priv->sys_config.accept_all_mgmt_frames = 1;
+ }
+#endif
+
if (priv->ieee->iw_mode == IW_MODE_ADHOC)
priv->sys_config.answer_broadcast_ssid_probe = 1;
else
priv->sys_config.answer_broadcast_ssid_probe = 0;
- if (ipw_send_system_config(priv, &priv->sys_config))
+ if (ipw_send_system_config(priv))
goto error;
init_supported_rates(priv, &priv->rates);
if (ipw_send_rts_threshold(priv, priv->rts_threshold))
goto error;
}
-#ifdef CONFIG_IPW_QOS
+#ifdef CONFIG_IPW2200_QOS
IPW_DEBUG_QOS("QoS: call ipw_qos_activate\n");
ipw_qos_activate(priv, NULL);
-#endif /* CONFIG_IPW_QOS */
+#endif /* CONFIG_IPW2200_QOS */
if (ipw_set_random_seed(priv))
goto error;
if (priv->cmdlog == NULL) {
IPW_ERROR("Error allocating %d command log entries.\n",
cmdlog);
+ return -ENOMEM;
} else {
memset(priv->cmdlog, 0, sizeof(*priv->cmdlog) * cmdlog);
priv->cmdlog_len = cmdlog;
&dev_attr_led.attr,
&dev_attr_speed_scan.attr,
&dev_attr_net_stats.attr,
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+ &dev_attr_rtap_iface.attr,
+ &dev_attr_rtap_filter.attr,
+#endif
NULL
};
.attrs = ipw_sysfs_entries,
};
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+static int ipw_prom_open(struct net_device *dev)
+{
+ struct ipw_prom_priv *prom_priv = ieee80211_priv(dev);
+ struct ipw_priv *priv = prom_priv->priv;
+
+ IPW_DEBUG_INFO("prom dev->open\n");
+ netif_carrier_off(dev);
+ netif_stop_queue(dev);
+
+ if (priv->ieee->iw_mode != IW_MODE_MONITOR) {
+ priv->sys_config.accept_all_data_frames = 1;
+ priv->sys_config.accept_non_directed_frames = 1;
+ priv->sys_config.accept_all_mgmt_bcpr = 1;
+ priv->sys_config.accept_all_mgmt_frames = 1;
+
+ ipw_send_system_config(priv);
+ }
+
+ return 0;
+}
+
+static int ipw_prom_stop(struct net_device *dev)
+{
+ struct ipw_prom_priv *prom_priv = ieee80211_priv(dev);
+ struct ipw_priv *priv = prom_priv->priv;
+
+ IPW_DEBUG_INFO("prom dev->stop\n");
+
+ if (priv->ieee->iw_mode != IW_MODE_MONITOR) {
+ priv->sys_config.accept_all_data_frames = 0;
+ priv->sys_config.accept_non_directed_frames = 0;
+ priv->sys_config.accept_all_mgmt_bcpr = 0;
+ priv->sys_config.accept_all_mgmt_frames = 0;
+
+ ipw_send_system_config(priv);
+ }
+
+ return 0;
+}
+
+static int ipw_prom_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
+{
+ IPW_DEBUG_INFO("prom dev->xmit\n");
+ netif_stop_queue(dev);
+ return -EOPNOTSUPP;
+}
+
+static struct net_device_stats *ipw_prom_get_stats(struct net_device *dev)
+{
+ struct ipw_prom_priv *prom_priv = ieee80211_priv(dev);
+ return &prom_priv->ieee->stats;
+}
+
+static int ipw_prom_alloc(struct ipw_priv *priv)
+{
+ int rc = 0;
+
+ if (priv->prom_net_dev)
+ return -EPERM;
+
+ priv->prom_net_dev = alloc_ieee80211(sizeof(struct ipw_prom_priv));
+ if (priv->prom_net_dev == NULL)
+ return -ENOMEM;
+
+ priv->prom_priv = ieee80211_priv(priv->prom_net_dev);
+ priv->prom_priv->ieee = netdev_priv(priv->prom_net_dev);
+ priv->prom_priv->priv = priv;
+
+ strcpy(priv->prom_net_dev->name, "rtap%d");
+
+ priv->prom_net_dev->type = ARPHRD_IEEE80211_RADIOTAP;
+ priv->prom_net_dev->open = ipw_prom_open;
+ priv->prom_net_dev->stop = ipw_prom_stop;
+ priv->prom_net_dev->get_stats = ipw_prom_get_stats;
+ priv->prom_net_dev->hard_start_xmit = ipw_prom_hard_start_xmit;
+
+ priv->prom_priv->ieee->iw_mode = IW_MODE_MONITOR;
+
+ rc = register_netdev(priv->prom_net_dev);
+ if (rc) {
+ free_ieee80211(priv->prom_net_dev);
+ priv->prom_net_dev = NULL;
+ return rc;
+ }
+
+ return 0;
+}
+
+static void ipw_prom_free(struct ipw_priv *priv)
+{
+ if (!priv->prom_net_dev)
+ return;
+
+ unregister_netdev(priv->prom_net_dev);
+ free_ieee80211(priv->prom_net_dev);
+
+ priv->prom_net_dev = NULL;
+}
+
+#endif
+
+
static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
int err = 0;
priv->ieee->set_security = shim__set_security;
priv->ieee->is_queue_full = ipw_net_is_queue_full;
-#ifdef CONFIG_IPW_QOS
+#ifdef CONFIG_IPW2200_QOS
+ priv->ieee->is_qos_active = ipw_is_qos_active;
priv->ieee->handle_probe_response = ipw_handle_beacon;
priv->ieee->handle_beacon = ipw_handle_probe_response;
priv->ieee->handle_assoc_response = ipw_handle_assoc_response;
-#endif /* CONFIG_IPW_QOS */
+#endif /* CONFIG_IPW2200_QOS */
priv->ieee->perfect_rssi = -20;
priv->ieee->worst_rssi = -85;
goto out_remove_sysfs;
}
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+ if (rtap_iface) {
+ err = ipw_prom_alloc(priv);
+ if (err) {
+ IPW_ERROR("Failed to register promiscuous network "
+ "device (error %d).\n", err);
+ unregister_netdev(priv->net_dev);
+ goto out_remove_sysfs;
+ }
+ }
+#endif
+
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->error = NULL;
}
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+ ipw_prom_free(priv);
+#endif
+
free_irq(pdev->irq, priv);
iounmap(priv->hw_base);
pci_release_regions(pdev);
module_param(channel, int, 0444);
MODULE_PARM_DESC(channel, "channel to limit associate to (default 0 [ANY])");
-#ifdef CONFIG_IPW_QOS
+#ifdef CONFIG_IPW2200_PROMISCUOUS
+module_param(rtap_iface, int, 0444);
+MODULE_PARM_DESC(rtap_iface, "create the rtap interface (1 - create, default 0)");
+#endif
+
+#ifdef CONFIG_IPW2200_QOS
module_param(qos_enable, int, 0444);
MODULE_PARM_DESC(qos_enable, "enable all QoS functionalitis");
module_param(burst_duration_OFDM, int, 0444);
MODULE_PARM_DESC(burst_duration_OFDM, "set OFDM burst value");
-#endif /* CONFIG_IPW_QOS */
+#endif /* CONFIG_IPW2200_QOS */
#ifdef CONFIG_IPW2200_MONITOR
module_param(mode, int, 0444);
module_param(roaming, int, 0444);
MODULE_PARM_DESC(roaming, "enable roaming support (default on)");
+module_param(antenna, int, 0444);
+MODULE_PARM_DESC(antenna, "select antenna 1=Main, 3=Aux, default 0 [both], 2=slow_diversity (choose the one with lower background noise)");
+
module_exit(ipw_exit);
module_init(ipw_init);
projects / powerpc.git / blobdiff