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path: root/drivers/net/wireless/libertas/wext.c
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-rw-r--r--drivers/net/wireless/libertas/wext.c2769
1 files changed, 2769 insertions, 0 deletions
diff --git a/drivers/net/wireless/libertas/wext.c b/drivers/net/wireless/libertas/wext.c
new file mode 100644
index 00000000000..4a52336bc0f
--- /dev/null
+++ b/drivers/net/wireless/libertas/wext.c
@@ -0,0 +1,2769 @@
+/**
+ * This file contains ioctl functions
+ */
+#include <linux/ctype.h>
+#include <linux/delay.h>
+#include <linux/if.h>
+#include <linux/if_arp.h>
+#include <linux/wireless.h>
+#include <linux/bitops.h>
+
+#include <net/ieee80211.h>
+#include <net/iw_handler.h>
+
+#include "host.h"
+#include "radiotap.h"
+#include "decl.h"
+#include "defs.h"
+#include "dev.h"
+#include "join.h"
+#include "version.h"
+#include "wext.h"
+#include "assoc.h"
+
+
+/**
+ * @brief Convert mw value to dbm value
+ *
+ * @param mw the value of mw
+ * @return the value of dbm
+ */
+static int mw_to_dbm(int mw)
+{
+ if (mw < 2)
+ return 0;
+ else if (mw < 3)
+ return 3;
+ else if (mw < 4)
+ return 5;
+ else if (mw < 6)
+ return 7;
+ else if (mw < 7)
+ return 8;
+ else if (mw < 8)
+ return 9;
+ else if (mw < 10)
+ return 10;
+ else if (mw < 13)
+ return 11;
+ else if (mw < 16)
+ return 12;
+ else if (mw < 20)
+ return 13;
+ else if (mw < 25)
+ return 14;
+ else if (mw < 32)
+ return 15;
+ else if (mw < 40)
+ return 16;
+ else if (mw < 50)
+ return 17;
+ else if (mw < 63)
+ return 18;
+ else if (mw < 79)
+ return 19;
+ else if (mw < 100)
+ return 20;
+ else
+ return 21;
+}
+
+/**
+ * @brief Find the channel frequency power info with specific channel
+ *
+ * @param adapter A pointer to wlan_adapter structure
+ * @param band it can be BAND_A, BAND_G or BAND_B
+ * @param channel the channel for looking
+ * @return A pointer to struct chan_freq_power structure or NULL if not find.
+ */
+struct chan_freq_power *libertas_find_cfp_by_band_and_channel(wlan_adapter * adapter,
+ u8 band, u16 channel)
+{
+ struct chan_freq_power *cfp = NULL;
+ struct region_channel *rc;
+ int count = sizeof(adapter->region_channel) /
+ sizeof(adapter->region_channel[0]);
+ int i, j;
+
+ for (j = 0; !cfp && (j < count); j++) {
+ rc = &adapter->region_channel[j];
+
+ if (adapter->enable11d)
+ rc = &adapter->universal_channel[j];
+ if (!rc->valid || !rc->CFP)
+ continue;
+ if (rc->band != band)
+ continue;
+ for (i = 0; i < rc->nrcfp; i++) {
+ if (rc->CFP[i].channel == channel) {
+ cfp = &rc->CFP[i];
+ break;
+ }
+ }
+ }
+
+ if (!cfp && channel)
+ lbs_pr_debug(1, "libertas_find_cfp_by_band_and_channel(): cannot find "
+ "cfp by band %d & channel %d\n", band, channel);
+
+ return cfp;
+}
+
+/**
+ * @brief Find the channel frequency power info with specific frequency
+ *
+ * @param adapter A pointer to wlan_adapter structure
+ * @param band it can be BAND_A, BAND_G or BAND_B
+ * @param freq the frequency for looking
+ * @return A pointer to struct chan_freq_power structure or NULL if not find.
+ */
+static struct chan_freq_power *find_cfp_by_band_and_freq(wlan_adapter * adapter,
+ u8 band, u32 freq)
+{
+ struct chan_freq_power *cfp = NULL;
+ struct region_channel *rc;
+ int count = sizeof(adapter->region_channel) /
+ sizeof(adapter->region_channel[0]);
+ int i, j;
+
+ for (j = 0; !cfp && (j < count); j++) {
+ rc = &adapter->region_channel[j];
+
+ if (adapter->enable11d)
+ rc = &adapter->universal_channel[j];
+ if (!rc->valid || !rc->CFP)
+ continue;
+ if (rc->band != band)
+ continue;
+ for (i = 0; i < rc->nrcfp; i++) {
+ if (rc->CFP[i].freq == freq) {
+ cfp = &rc->CFP[i];
+ break;
+ }
+ }
+ }
+
+ if (!cfp && freq)
+ lbs_pr_debug(1, "find_cfp_by_band_and_freql(): cannot find cfp by "
+ "band %d & freq %d\n", band, freq);
+
+ return cfp;
+}
+
+static int updatecurrentchannel(wlan_private * priv)
+{
+ int ret;
+
+ /*
+ ** the channel in f/w could be out of sync, get the current channel
+ */
+ ret = libertas_prepare_and_send_command(priv, cmd_802_11_rf_channel,
+ cmd_opt_802_11_rf_channel_get,
+ cmd_option_waitforrsp, 0, NULL);
+
+ lbs_pr_debug(1, "Current channel = %d\n",
+ priv->adapter->curbssparams.channel);
+
+ return ret;
+}
+
+static int setcurrentchannel(wlan_private * priv, int channel)
+{
+ lbs_pr_debug(1, "Set channel = %d\n", channel);
+
+ /*
+ ** Current channel is not set to adhocchannel requested, set channel
+ */
+ return (libertas_prepare_and_send_command(priv, cmd_802_11_rf_channel,
+ cmd_opt_802_11_rf_channel_set,
+ cmd_option_waitforrsp, 0, &channel));
+}
+
+static int changeadhocchannel(wlan_private * priv, int channel)
+{
+ int ret = 0;
+ wlan_adapter *adapter = priv->adapter;
+
+ adapter->adhocchannel = channel;
+
+ updatecurrentchannel(priv);
+
+ if (adapter->curbssparams.channel == adapter->adhocchannel) {
+ /* adhocchannel is set to the current channel already */
+ LEAVE();
+ return 0;
+ }
+
+ lbs_pr_debug(1, "Updating channel from %d to %d\n",
+ adapter->curbssparams.channel, adapter->adhocchannel);
+
+ setcurrentchannel(priv, adapter->adhocchannel);
+
+ updatecurrentchannel(priv);
+
+ if (adapter->curbssparams.channel != adapter->adhocchannel) {
+ lbs_pr_debug(1, "failed to updated channel to %d, channel = %d\n",
+ adapter->adhocchannel, adapter->curbssparams.channel);
+ LEAVE();
+ return -1;
+ }
+
+ if (adapter->connect_status == libertas_connected) {
+ int i;
+ struct WLAN_802_11_SSID curadhocssid;
+
+ lbs_pr_debug(1, "channel Changed while in an IBSS\n");
+
+ /* Copy the current ssid */
+ memcpy(&curadhocssid, &adapter->curbssparams.ssid,
+ sizeof(struct WLAN_802_11_SSID));
+
+ /* Exit Adhoc mode */
+ lbs_pr_debug(1, "In changeadhocchannel(): Sending Adhoc Stop\n");
+ ret = libertas_stop_adhoc_network(priv);
+
+ if (ret) {
+ LEAVE();
+ return ret;
+ }
+ /* Scan for the network, do not save previous results. Stale
+ * scan data will cause us to join a non-existant adhoc network
+ */
+ libertas_send_specific_SSID_scan(priv, &curadhocssid, 0);
+
+ // find out the BSSID that matches the current SSID
+ i = libertas_find_SSID_in_list(adapter, &curadhocssid, NULL,
+ wlan802_11ibss);
+
+ if (i >= 0) {
+ lbs_pr_debug(1, "SSID found at %d in List,"
+ "so join\n", i);
+ libertas_join_adhoc_network(priv, &adapter->scantable[i]);
+ } else {
+ // else send START command
+ lbs_pr_debug(1, "SSID not found in list, "
+ "so creating adhoc with ssid = %s\n",
+ curadhocssid.ssid);
+ libertas_start_adhoc_network(priv, &curadhocssid);
+ } // end of else (START command)
+ }
+
+ LEAVE();
+ return 0;
+}
+
+/**
+ * @brief Set Radio On/OFF
+ *
+ * @param priv A pointer to wlan_private structure
+ * @option Radio Option
+ * @return 0 --success, otherwise fail
+ */
+int wlan_radio_ioctl(wlan_private * priv, u8 option)
+{
+ int ret = 0;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ if (adapter->radioon != option) {
+ lbs_pr_debug(1, "Switching %s the Radio\n", option ? "On" : "Off");
+ adapter->radioon = option;
+
+ ret = libertas_prepare_and_send_command(priv,
+ cmd_802_11_radio_control,
+ cmd_act_set,
+ cmd_option_waitforrsp, 0, NULL);
+ }
+
+ LEAVE();
+ return ret;
+}
+
+/**
+ * @brief Copy rates
+ *
+ * @param dest A pointer to Dest Buf
+ * @param src A pointer to Src Buf
+ * @param len The len of Src Buf
+ * @return Number of rates copyed
+ */
+static inline int copyrates(u8 * dest, int pos, u8 * src, int len)
+{
+ int i;
+
+ for (i = 0; i < len && src[i]; i++, pos++) {
+ if (pos >= sizeof(u8) * WLAN_SUPPORTED_RATES)
+ break;
+ dest[pos] = src[i];
+ }
+
+ return pos;
+}
+
+/**
+ * @brief Get active data rates
+ *
+ * @param adapter A pointer to wlan_adapter structure
+ * @param rate The buf to return the active rates
+ * @return The number of rates
+ */
+static int get_active_data_rates(wlan_adapter * adapter,
+ u8* rates)
+{
+ int k = 0;
+
+ ENTER();
+
+ if (adapter->connect_status != libertas_connected) {
+ if (adapter->inframode == wlan802_11infrastructure) {
+ //Infra. mode
+ lbs_pr_debug(1, "Infra\n");
+ k = copyrates(rates, k, libertas_supported_rates,
+ sizeof(libertas_supported_rates));
+ } else {
+ //ad-hoc mode
+ lbs_pr_debug(1, "Adhoc G\n");
+ k = copyrates(rates, k, libertas_adhoc_rates_g,
+ sizeof(libertas_adhoc_rates_g));
+ }
+ } else {
+ k = copyrates(rates, 0, adapter->curbssparams.datarates,
+ adapter->curbssparams.numofrates);
+ }
+
+ LEAVE();
+
+ return k;
+}
+
+static int wlan_get_name(struct net_device *dev, struct iw_request_info *info,
+ char *cwrq, char *extra)
+{
+ const char *cp;
+ char comm[6] = { "COMM-" };
+ char mrvl[6] = { "MRVL-" };
+ int cnt;
+
+ ENTER();
+
+ strcpy(cwrq, mrvl);
+
+ cp = strstr(libertas_driver_version, comm);
+ if (cp == libertas_driver_version) //skip leading "COMM-"
+ cp = libertas_driver_version + strlen(comm);
+ else
+ cp = libertas_driver_version;
+
+ cnt = strlen(mrvl);
+ cwrq += cnt;
+ while (cnt < 16 && (*cp != '-')) {
+ *cwrq++ = toupper(*cp++);
+ cnt++;
+ }
+ *cwrq = '\0';
+
+ LEAVE();
+
+ return 0;
+}
+
+static int wlan_get_freq(struct net_device *dev, struct iw_request_info *info,
+ struct iw_freq *fwrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ struct chan_freq_power *cfp;
+
+ ENTER();
+
+ cfp = libertas_find_cfp_by_band_and_channel(adapter, 0,
+ adapter->curbssparams.channel);
+
+ if (!cfp) {
+ if (adapter->curbssparams.channel)
+ lbs_pr_debug(1, "Invalid channel=%d\n",
+ adapter->curbssparams.channel);
+ return -EINVAL;
+ }
+
+ fwrq->m = (long)cfp->freq * 100000;
+ fwrq->e = 1;
+
+ lbs_pr_debug(1, "freq=%u\n", fwrq->m);
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_get_wap(struct net_device *dev, struct iw_request_info *info,
+ struct sockaddr *awrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ if (adapter->connect_status == libertas_connected) {
+ memcpy(awrq->sa_data, adapter->curbssparams.bssid, ETH_ALEN);
+ } else {
+ memset(awrq->sa_data, 0, ETH_ALEN);
+ }
+ awrq->sa_family = ARPHRD_ETHER;
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_set_nick(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *dwrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ /*
+ * Check the size of the string
+ */
+
+ if (dwrq->length > 16) {
+ return -E2BIG;
+ }
+
+ mutex_lock(&adapter->lock);
+ memset(adapter->nodename, 0, sizeof(adapter->nodename));
+ memcpy(adapter->nodename, extra, dwrq->length);
+ mutex_unlock(&adapter->lock);
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_get_nick(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *dwrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ /*
+ * Get the Nick Name saved
+ */
+
+ mutex_lock(&adapter->lock);
+ strncpy(extra, adapter->nodename, 16);
+ mutex_unlock(&adapter->lock);
+
+ extra[16] = '\0';
+
+ /*
+ * If none, we may want to get the one that was set
+ */
+
+ /*
+ * Push it out !
+ */
+ dwrq->length = strlen(extra) + 1;
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_set_rts(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ int ret = 0;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ int rthr = vwrq->value;
+
+ ENTER();
+
+ if (vwrq->disabled) {
+ adapter->rtsthsd = rthr = MRVDRV_RTS_MAX_VALUE;
+ } else {
+ if (rthr < MRVDRV_RTS_MIN_VALUE || rthr > MRVDRV_RTS_MAX_VALUE)
+ return -EINVAL;
+ adapter->rtsthsd = rthr;
+ }
+
+ ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib,
+ cmd_act_set, cmd_option_waitforrsp,
+ OID_802_11_RTS_THRESHOLD, &rthr);
+
+ LEAVE();
+ return ret;
+}
+
+static int wlan_get_rts(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ int ret = 0;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ adapter->rtsthsd = 0;
+ ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib,
+ cmd_act_get, cmd_option_waitforrsp,
+ OID_802_11_RTS_THRESHOLD, NULL);
+ if (ret) {
+ LEAVE();
+ return ret;
+ }
+
+ vwrq->value = adapter->rtsthsd;
+ vwrq->disabled = ((vwrq->value < MRVDRV_RTS_MIN_VALUE)
+ || (vwrq->value > MRVDRV_RTS_MAX_VALUE));
+ vwrq->fixed = 1;
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_set_frag(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ int ret = 0;
+ int fthr = vwrq->value;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ if (vwrq->disabled) {
+ adapter->fragthsd = fthr = MRVDRV_FRAG_MAX_VALUE;
+ } else {
+ if (fthr < MRVDRV_FRAG_MIN_VALUE
+ || fthr > MRVDRV_FRAG_MAX_VALUE)
+ return -EINVAL;
+ adapter->fragthsd = fthr;
+ }
+
+ ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib,
+ cmd_act_set, cmd_option_waitforrsp,
+ OID_802_11_FRAGMENTATION_THRESHOLD, &fthr);
+ LEAVE();
+ return ret;
+}
+
+static int wlan_get_frag(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ int ret = 0;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ adapter->fragthsd = 0;
+ ret = libertas_prepare_and_send_command(priv,
+ cmd_802_11_snmp_mib,
+ cmd_act_get, cmd_option_waitforrsp,
+ OID_802_11_FRAGMENTATION_THRESHOLD, NULL);
+ if (ret) {
+ LEAVE();
+ return ret;
+ }
+
+ vwrq->value = adapter->fragthsd;
+ vwrq->disabled = ((vwrq->value < MRVDRV_FRAG_MIN_VALUE)
+ || (vwrq->value > MRVDRV_FRAG_MAX_VALUE));
+ vwrq->fixed = 1;
+
+ LEAVE();
+ return ret;
+}
+
+static int wlan_get_mode(struct net_device *dev,
+ struct iw_request_info *info, u32 * uwrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ switch (adapter->inframode) {
+ case wlan802_11ibss:
+ *uwrq = IW_MODE_ADHOC;
+ break;
+
+ case wlan802_11infrastructure:
+ *uwrq = IW_MODE_INFRA;
+ break;
+
+ default:
+ case wlan802_11autounknown:
+ *uwrq = IW_MODE_AUTO;
+ break;
+ }
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_get_txpow(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ int ret = 0;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ ret = libertas_prepare_and_send_command(priv,
+ cmd_802_11_rf_tx_power,
+ cmd_act_tx_power_opt_get,
+ cmd_option_waitforrsp, 0, NULL);
+
+ if (ret) {
+ LEAVE();
+ return ret;
+ }
+
+ lbs_pr_debug(1, "TXPOWER GET %d dbm.\n", adapter->txpowerlevel);
+ vwrq->value = adapter->txpowerlevel;
+ vwrq->fixed = 1;
+ if (adapter->radioon) {
+ vwrq->disabled = 0;
+ vwrq->flags = IW_TXPOW_DBM;
+ } else {
+ vwrq->disabled = 1;
+ }
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_set_retry(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ int ret = 0;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ if (vwrq->flags == IW_RETRY_LIMIT) {
+ /* The MAC has a 4-bit Total_Tx_Count register
+ Total_Tx_Count = 1 + Tx_Retry_Count */
+#define TX_RETRY_MIN 0
+#define TX_RETRY_MAX 14
+ if (vwrq->value < TX_RETRY_MIN || vwrq->value > TX_RETRY_MAX)
+ return -EINVAL;
+
+ /* Adding 1 to convert retry count to try count */
+ adapter->txretrycount = vwrq->value + 1;
+
+ ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib,
+ cmd_act_set,
+ cmd_option_waitforrsp,
+ OID_802_11_TX_RETRYCOUNT, NULL);
+
+ if (ret) {
+ LEAVE();
+ return ret;
+ }
+ } else {
+ return -EOPNOTSUPP;
+ }
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_get_retry(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ int ret = 0;
+
+ ENTER();
+ adapter->txretrycount = 0;
+ ret = libertas_prepare_and_send_command(priv,
+ cmd_802_11_snmp_mib,
+ cmd_act_get, cmd_option_waitforrsp,
+ OID_802_11_TX_RETRYCOUNT, NULL);
+ if (ret) {
+ LEAVE();
+ return ret;
+ }
+ vwrq->disabled = 0;
+ if (!vwrq->flags) {
+ vwrq->flags = IW_RETRY_LIMIT;
+ /* Subtract 1 to convert try count to retry count */
+ vwrq->value = adapter->txretrycount - 1;
+ }
+
+ LEAVE();
+ return 0;
+}
+
+static inline void sort_channels(struct iw_freq *freq, int num)
+{
+ int i, j;
+ struct iw_freq temp;
+
+ for (i = 0; i < num; i++)
+ for (j = i + 1; j < num; j++)
+ if (freq[i].i > freq[j].i) {
+ temp.i = freq[i].i;
+ temp.m = freq[i].m;
+
+ freq[i].i = freq[j].i;
+ freq[i].m = freq[j].m;
+
+ freq[j].i = temp.i;
+ freq[j].m = temp.m;
+ }
+}
+
+/* data rate listing
+ MULTI_BANDS:
+ abg a b b/g
+ Infra G(12) A(8) B(4) G(12)
+ Adhoc A+B(12) A(8) B(4) B(4)
+
+ non-MULTI_BANDS:
+ b b/g
+ Infra B(4) G(12)
+ Adhoc B(4) B(4)
+ */
+/**
+ * @brief Get Range Info
+ *
+ * @param dev A pointer to net_device structure
+ * @param info A pointer to iw_request_info structure
+ * @param vwrq A pointer to iw_param structure
+ * @param extra A pointer to extra data buf
+ * @return 0 --success, otherwise fail
+ */
+static int wlan_get_range(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *dwrq, char *extra)
+{
+ int i, j;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ struct iw_range *range = (struct iw_range *)extra;
+ struct chan_freq_power *cfp;
+ u8 rates[WLAN_SUPPORTED_RATES];
+
+ u8 flag = 0;
+
+ ENTER();
+
+ dwrq->length = sizeof(struct iw_range);
+ memset(range, 0, sizeof(struct iw_range));
+
+ range->min_nwid = 0;
+ range->max_nwid = 0;
+
+ memset(rates, 0, sizeof(rates));
+ range->num_bitrates = get_active_data_rates(adapter, rates);
+
+ for (i = 0; i < min_t(__u8, range->num_bitrates, IW_MAX_BITRATES) && rates[i];
+ i++) {
+ range->bitrate[i] = (rates[i] & 0x7f) * 500000;
+ }
+ range->num_bitrates = i;
+ lbs_pr_debug(1, "IW_MAX_BITRATES=%d num_bitrates=%d\n", IW_MAX_BITRATES,
+ range->num_bitrates);
+
+ range->num_frequency = 0;
+ if (priv->adapter->enable11d &&
+ adapter->connect_status == libertas_connected) {
+ u8 chan_no;
+ u8 band;
+
+ struct parsed_region_chan_11d *parsed_region_chan =
+ &adapter->parsed_region_chan;
+
+ if (parsed_region_chan == NULL) {
+ lbs_pr_debug(1, "11D:parsed_region_chan is NULL\n");
+ LEAVE();
+ return 0;
+ }
+ band = parsed_region_chan->band;
+ lbs_pr_debug(1, "band=%d NoOfChan=%d\n", band,
+ parsed_region_chan->nr_chan);
+
+ for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
+ && (i < parsed_region_chan->nr_chan); i++) {
+ chan_no = parsed_region_chan->chanpwr[i].chan;
+ lbs_pr_debug(1, "chan_no=%d\n", chan_no);
+ range->freq[range->num_frequency].i = (long)chan_no;
+ range->freq[range->num_frequency].m =
+ (long)libertas_chan_2_freq(chan_no, band) * 100000;
+ range->freq[range->num_frequency].e = 1;
+ range->num_frequency++;
+ }
+ flag = 1;
+ }
+ if (!flag) {
+ for (j = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
+ && (j < sizeof(adapter->region_channel)
+ / sizeof(adapter->region_channel[0])); j++) {
+ cfp = adapter->region_channel[j].CFP;
+ for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
+ && adapter->region_channel[j].valid
+ && cfp
+ && (i < adapter->region_channel[j].nrcfp); i++) {
+ range->freq[range->num_frequency].i =
+ (long)cfp->channel;
+ range->freq[range->num_frequency].m =
+ (long)cfp->freq * 100000;
+ range->freq[range->num_frequency].e = 1;
+ cfp++;
+ range->num_frequency++;
+ }
+ }
+ }
+
+ lbs_pr_debug(1, "IW_MAX_FREQUENCIES=%d num_frequency=%d\n",
+ IW_MAX_FREQUENCIES, range->num_frequency);
+
+ range->num_channels = range->num_frequency;
+
+ sort_channels(&range->freq[0], range->num_frequency);
+
+ /*
+ * Set an indication of the max TCP throughput in bit/s that we can
+ * expect using this interface
+ */
+ if (i > 2)
+ range->throughput = 5000 * 1000;
+ else
+ range->throughput = 1500 * 1000;
+
+ range->min_rts = MRVDRV_RTS_MIN_VALUE;
+ range->max_rts = MRVDRV_RTS_MAX_VALUE;
+ range->min_frag = MRVDRV_FRAG_MIN_VALUE;
+ range->max_frag = MRVDRV_FRAG_MAX_VALUE;
+
+ range->encoding_size[0] = 5;
+ range->encoding_size[1] = 13;
+ range->num_encoding_sizes = 2;
+ range->max_encoding_tokens = 4;
+
+ range->min_pmp = 1000000;
+ range->max_pmp = 120000000;
+ range->min_pmt = 1000;
+ range->max_pmt = 1000000;
+ range->pmp_flags = IW_POWER_PERIOD;
+ range->pmt_flags = IW_POWER_TIMEOUT;
+ range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
+
+ /*
+ * Minimum version we recommend
+ */
+ range->we_version_source = 15;
+
+ /*
+ * Version we are compiled with
+ */
+ range->we_version_compiled = WIRELESS_EXT;
+
+ range->retry_capa = IW_RETRY_LIMIT;
+ range->retry_flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
+
+ range->min_retry = TX_RETRY_MIN;
+ range->max_retry = TX_RETRY_MAX;
+
+ /*
+ * Set the qual, level and noise range values
+ */
+ range->max_qual.qual = 100;
+ range->max_qual.level = 0;
+ range->max_qual.noise = 0;
+ range->max_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
+
+ range->avg_qual.qual = 70;
+ /* TODO: Find real 'good' to 'bad' threshold value for RSSI */
+ range->avg_qual.level = 0;
+ range->avg_qual.noise = 0;
+ range->avg_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
+
+ range->sensitivity = 0;
+
+ /*
+ * Setup the supported power level ranges
+ */
+ memset(range->txpower, 0, sizeof(range->txpower));
+ range->txpower[0] = 5;
+ range->txpower[1] = 7;
+ range->txpower[2] = 9;
+ range->txpower[3] = 11;
+ range->txpower[4] = 13;
+ range->txpower[5] = 15;
+ range->txpower[6] = 17;
+ range->txpower[7] = 19;
+
+ range->num_txpower = 8;
+ range->txpower_capa = IW_TXPOW_DBM;
+ range->txpower_capa |= IW_TXPOW_RANGE;
+
+ range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
+ IW_EVENT_CAPA_MASK(SIOCGIWAP) |
+ IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
+ range->event_capa[1] = IW_EVENT_CAPA_K_1;
+
+ if (adapter->fwcapinfo & FW_CAPINFO_WPA) {
+ range->enc_capa = IW_ENC_CAPA_WPA
+ | IW_ENC_CAPA_WPA2
+ | IW_ENC_CAPA_CIPHER_TKIP
+ | IW_ENC_CAPA_CIPHER_CCMP;
+ }
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_set_power(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ /* PS is currently supported only in Infrastructure mode
+ * Remove this check if it is to be supported in IBSS mode also
+ */
+
+ if (vwrq->disabled) {
+ adapter->psmode = wlan802_11powermodecam;
+ if (adapter->psstate != PS_STATE_FULL_POWER) {
+ libertas_ps_wakeup(priv, cmd_option_waitforrsp);
+ }
+
+ return 0;
+ }
+
+ if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
+ lbs_pr_debug(1,
+ "Setting power timeout command is not supported\n");
+ return -EINVAL;
+ } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
+ lbs_pr_debug(1, "Setting power period command is not supported\n");
+ return -EINVAL;
+ }
+
+ if (adapter->psmode != wlan802_11powermodecam) {
+ return 0;
+ }
+
+ adapter->psmode = wlan802_11powermodemax_psp;
+
+ if (adapter->connect_status == libertas_connected) {
+ libertas_ps_sleep(priv, cmd_option_waitforrsp);
+ }
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_get_power(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ int mode;
+
+ ENTER();
+
+ mode = adapter->psmode;
+
+ if ((vwrq->disabled = (mode == wlan802_11powermodecam))
+ || adapter->connect_status == libertas_disconnected) {
+ LEAVE();
+ return 0;
+ }
+
+ vwrq->value = 0;
+
+ LEAVE();
+ return 0;
+}
+
+/*
+ * iwpriv settable callbacks
+ */
+
+static const iw_handler wlan_private_handler[] = {
+ NULL, /* SIOCIWFIRSTPRIV */
+};
+
+static const struct iw_priv_args wlan_private_args[] = {
+ /*
+ * { cmd, set_args, get_args, name }
+ */
+ {
+ WLANSCAN_TYPE,
+ IW_PRIV_TYPE_CHAR | 8,
+ IW_PRIV_TYPE_CHAR | 8,
+ "scantype"},
+
+ {
+ WLAN_SETINT_GETINT,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ ""},
+ {
+ WLANNF,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "getNF"},
+ {
+ WLANRSSI,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "getRSSI"},
+ {
+ WLANENABLE11D,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "enable11d"},
+ {
+ WLANADHOCGRATE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "adhocgrate"},
+
+ {
+ WLAN_SUBCMD_SET_PRESCAN,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "prescan"},
+ {
+ WLAN_SETONEINT_GETONEINT,
+ IW_PRIV_TYPE_INT | 1,
+ IW_PRIV_TYPE_INT | 1,
+ ""},
+ {
+ WLAN_BEACON_INTERVAL,
+ IW_PRIV_TYPE_INT | 1,
+ IW_PRIV_TYPE_INT | 1,
+ "bcninterval"},
+ {
+ WLAN_LISTENINTRVL,
+ IW_PRIV_TYPE_INT | 1,
+ IW_PRIV_TYPE_INT | 1,
+ "lolisteninter"},
+ {
+ WLAN_TXCONTROL,
+ IW_PRIV_TYPE_INT | 1,
+ IW_PRIV_TYPE_INT | 1,
+ "txcontrol"},
+ {
+ WLAN_NULLPKTINTERVAL,
+ IW_PRIV_TYPE_INT | 1,
+ IW_PRIV_TYPE_INT | 1,
+ "psnullinterval"},
+ /* Using iwpriv sub-command feature */
+ {
+ WLAN_SETONEINT_GETNONE, /* IOCTL: 24 */
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ ""},
+
+ {
+ WLAN_SUBCMD_SETRXANTENNA,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "setrxant"},
+ {
+ WLAN_SUBCMD_SETTXANTENNA,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "settxant"},
+ {
+ WLANSETAUTHALG,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "authalgs",
+ },
+ {
+ WLANSET8021XAUTHALG,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "8021xauthalgs",
+ },
+ {
+ WLANSETENCRYPTIONMODE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "encryptionmode",
+ },
+ {
+ WLANSETREGION,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "setregioncode"},
+ {
+ WLAN_SET_LISTEN_INTERVAL,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "setlisteninter"},
+ {
+ WLAN_SET_MULTIPLE_DTIM,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "setmultipledtim"},
+ {
+ WLAN_SET_ATIM_WINDOW,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "atimwindow"},
+ {
+ WLANSETBCNAVG,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "setbcnavg"},
+ {
+ WLANSETDATAAVG,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "setdataavg"},
+ {
+ WLAN_SET_LINKMODE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "linkmode"},
+ {
+ WLAN_SET_RADIOMODE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "radiomode"},
+ {
+ WLAN_SET_DEBUGMODE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "debugmode"},
+ {
+ WLAN_SUBCMD_MESH_SET_TTL,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ IW_PRIV_TYPE_NONE,
+ "mesh_set_ttl"},
+ {
+ WLAN_SETNONE_GETONEINT,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ ""},
+ {
+ WLANGETREGION,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "getregioncode"},
+ {
+ WLAN_GET_LISTEN_INTERVAL,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "getlisteninter"},
+ {
+ WLAN_GET_MULTIPLE_DTIM,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "getmultipledtim"},
+ {
+ WLAN_GET_TX_RATE,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "gettxrate"},
+ {
+ WLANGETBCNAVG,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "getbcnavg"},
+ {
+ WLAN_GET_LINKMODE,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "get_linkmode"},
+ {
+ WLAN_GET_RADIOMODE,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "get_radiomode"},
+ {
+ WLAN_GET_DEBUGMODE,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "get_debugmode"},
+ {
+ WLAN_SUBCMD_FWT_CLEANUP,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "fwt_cleanup"},
+ {
+ WLAN_SUBCMD_FWT_TIME,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "fwt_time"},
+ {
+ WLAN_SUBCMD_MESH_GET_TTL,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "mesh_get_ttl"},
+ {
+ WLAN_SETNONE_GETTWELVE_CHAR,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_CHAR | 12,
+ ""},
+ {
+ WLAN_SUBCMD_GETRXANTENNA,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_CHAR | 12,
+ "getrxant"},
+ {
+ WLAN_SUBCMD_GETTXANTENNA,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_CHAR | 12,
+ "gettxant"},
+ {
+ WLAN_GET_TSF,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_CHAR | 12,
+ "gettsf"},
+ {
+ WLAN_SETNONE_GETNONE,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_NONE,
+ ""},
+ {
+ WLANDEAUTH,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_NONE,
+ "deauth"},
+ {
+ WLANADHOCSTOP,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_NONE,
+ "adhocstop"},
+ {
+ WLANRADIOON,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_NONE,
+ "radioon"},
+ {
+ WLANRADIOOFF,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_NONE,
+ "radiooff"},
+ {
+ WLANWLANIDLEON,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_NONE,
+ "wlanidle-on"},
+ {
+ WLANWLANIDLEOFF,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_NONE,
+ "wlanidle-off"},
+ {
+ WLAN_SUBCMD_FWT_RESET,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_NONE,
+ "fwt_reset"},
+ {
+ WLAN_SUBCMD_BT_RESET,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_NONE,
+ "bt_reset"},
+ {
+ WLAN_SET128CHAR_GET128CHAR,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ ""},
+ /* BT Management */
+ {
+ WLAN_SUBCMD_BT_ADD,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ "bt_add"},
+ {
+ WLAN_SUBCMD_BT_DEL,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ "bt_del"},
+ {
+ WLAN_SUBCMD_BT_LIST,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ "bt_list"},
+ /* FWT Management */
+ {
+ WLAN_SUBCMD_FWT_ADD,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ "fwt_add"},
+ {
+ WLAN_SUBCMD_FWT_DEL,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ "fwt_del"},
+ {
+ WLAN_SUBCMD_FWT_LOOKUP,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ "fwt_lookup"},
+ {
+ WLAN_SUBCMD_FWT_LIST_NEIGHBOR,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ "fwt_list_neigh"},
+ {
+ WLAN_SUBCMD_FWT_LIST,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ "fwt_list"},
+ {
+ WLAN_SUBCMD_FWT_LIST_ROUTE,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ "fwt_list_route"},
+ {
+ WLANSCAN_MODE,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ "scanmode"},
+ {
+ WLAN_GET_ADHOC_STATUS,
+ IW_PRIV_TYPE_CHAR | 128,
+ IW_PRIV_TYPE_CHAR | 128,
+ "getadhocstatus"},
+ {
+ WLAN_SETNONE_GETWORDCHAR,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_CHAR | 128,
+ ""},
+ {
+ WLANSETWPAIE,
+ IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 24,
+ IW_PRIV_TYPE_NONE,
+ "setwpaie"},
+ {
+ WLANGETLOG,
+ IW_PRIV_TYPE_NONE,
+ IW_PRIV_TYPE_CHAR | GETLOG_BUFSIZE,
+ "getlog"},
+ {
+ WLAN_SET_GET_SIXTEEN_INT,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ ""},
+ {
+ WLAN_TPCCFG,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ "tpccfg"},
+ {
+ WLAN_POWERCFG,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ "powercfg"},
+ {
+ WLAN_AUTO_FREQ_SET,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ "setafc"},
+ {
+ WLAN_AUTO_FREQ_GET,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ "getafc"},
+ {
+ WLAN_SCANPROBES,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ "scanprobes"},
+ {
+ WLAN_LED_GPIO_CTRL,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ "ledgpio"},
+ {
+ WLAN_ADAPT_RATESET,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ "rateadapt"},
+ {
+ WLAN_INACTIVITY_TIMEOUT,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ "inactivityto"},
+ {
+ WLANSNR,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ "getSNR"},
+ {
+ WLAN_GET_RATE,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ "getrate"},
+ {
+ WLAN_GET_RXINFO,
+ IW_PRIV_TYPE_INT | 16,
+ IW_PRIV_TYPE_INT | 16,
+ "getrxinfo"},
+};
+
+static struct iw_statistics *wlan_get_wireless_stats(struct net_device *dev)
+{
+ enum {
+ POOR = 30,
+ FAIR = 60,
+ GOOD = 80,
+ VERY_GOOD = 90,
+ EXCELLENT = 95,
+ PERFECT = 100
+ };
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ u32 rssi_qual;
+ u32 tx_qual;
+ u32 quality = 0;
+ int stats_valid = 0;
+ u8 rssi;
+ u32 tx_retries;
+
+ ENTER();
+
+ priv->wstats.status = adapter->inframode;
+
+ /* If we're not associated, all quality values are meaningless */
+ if (adapter->connect_status != libertas_connected)
+ goto out;
+
+ /* Quality by RSSI */
+ priv->wstats.qual.level =
+ CAL_RSSI(adapter->SNR[TYPE_BEACON][TYPE_NOAVG],
+ adapter->NF[TYPE_BEACON][TYPE_NOAVG]);
+
+ if (adapter->NF[TYPE_BEACON][TYPE_NOAVG] == 0) {
+ priv->wstats.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE;
+ } else {
+ priv->wstats.qual.noise =
+ CAL_NF(adapter->NF[TYPE_BEACON][TYPE_NOAVG]);
+ }
+
+ lbs_pr_debug(1, "Signal Level = %#x\n", priv->wstats.qual.level);
+ lbs_pr_debug(1, "Noise = %#x\n", priv->wstats.qual.noise);
+
+ rssi = priv->wstats.qual.level - priv->wstats.qual.noise;
+ if (rssi < 15)
+ rssi_qual = rssi * POOR / 10;
+ else if (rssi < 20)
+ rssi_qual = (rssi - 15) * (FAIR - POOR) / 5 + POOR;
+ else if (rssi < 30)
+ rssi_qual = (rssi - 20) * (GOOD - FAIR) / 5 + FAIR;
+ else if (rssi < 40)
+ rssi_qual = (rssi - 30) * (VERY_GOOD - GOOD) /
+ 10 + GOOD;
+ else
+ rssi_qual = (rssi - 40) * (PERFECT - VERY_GOOD) /
+ 10 + VERY_GOOD;
+ quality = rssi_qual;
+
+ /* Quality by TX errors */
+ priv->wstats.discard.retries = priv->stats.tx_errors;
+
+ tx_retries = adapter->logmsg.retry;
+
+ if (tx_retries > 75)
+ tx_qual = (90 - tx_retries) * POOR / 15;
+ else if (tx_retries > 70)
+ tx_qual = (75 - tx_retries) * (FAIR - POOR) / 5 + POOR;
+ else if (tx_retries > 65)
+ tx_qual = (70 - tx_retries) * (GOOD - FAIR) / 5 + FAIR;
+ else if (tx_retries > 50)
+ tx_qual = (65 - tx_retries) * (VERY_GOOD - GOOD) /
+ 15 + GOOD;
+ else
+ tx_qual = (50 - tx_retries) *
+ (PERFECT - VERY_GOOD) / 50 + VERY_GOOD;
+ quality = min(quality, tx_qual);
+
+ priv->wstats.discard.code = adapter->logmsg.wepundecryptable;
+ priv->wstats.discard.fragment = adapter->logmsg.fcserror;
+ priv->wstats.discard.retries = tx_retries;
+ priv->wstats.discard.misc = adapter->logmsg.ackfailure;
+
+ /* Calculate quality */
+ priv->wstats.qual.qual = max(quality, (u32)100);
+ priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
+ stats_valid = 1;
+
+ /* update stats asynchronously for future calls */
+ libertas_prepare_and_send_command(priv, cmd_802_11_rssi, 0,
+ 0, 0, NULL);
+ libertas_prepare_and_send_command(priv, cmd_802_11_get_log, 0,
+ 0, 0, NULL);
+out:
+ if (!stats_valid) {
+ priv->wstats.miss.beacon = 0;
+ priv->wstats.discard.retries = 0;
+ priv->wstats.qual.qual = 0;
+ priv->wstats.qual.level = 0;
+ priv->wstats.qual.noise = 0;
+ priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED;
+ priv->wstats.qual.updated |= IW_QUAL_NOISE_INVALID |
+ IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID;
+ }
+
+ LEAVE ();
+ return &priv->wstats;
+
+
+}
+
+static int wlan_set_freq(struct net_device *dev, struct iw_request_info *info,
+ struct iw_freq *fwrq, char *extra)
+{
+ int ret = 0;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ int rc = -EINPROGRESS; /* Call commit handler */
+ struct chan_freq_power *cfp;
+
+ ENTER();
+
+ /*
+ * If setting by frequency, convert to a channel
+ */
+ if (fwrq->e == 1) {
+
+ long f = fwrq->m / 100000;
+ int c = 0;
+
+ cfp = find_cfp_by_band_and_freq(adapter, 0, f);
+ if (!cfp) {
+ lbs_pr_debug(1, "Invalid freq=%ld\n", f);
+ return -EINVAL;
+ }
+
+ c = (int)cfp->channel;
+
+ if (c < 0)
+ return -EINVAL;
+
+ fwrq->e = 0;
+ fwrq->m = c;
+ }
+
+ /*
+ * Setting by channel number
+ */
+ if (fwrq->m > 1000 || fwrq->e > 0) {
+ rc = -EOPNOTSUPP;
+ } else {
+ int channel = fwrq->m;
+
+ cfp = libertas_find_cfp_by_band_and_channel(adapter, 0, channel);
+ if (!cfp) {
+ rc = -EINVAL;
+ } else {
+ if (adapter->inframode == wlan802_11ibss) {
+ rc = changeadhocchannel(priv, channel);
+ /* If station is WEP enabled, send the
+ * command to set WEP in firmware
+ */
+ if (adapter->secinfo.WEPstatus ==
+ wlan802_11WEPenabled) {
+ lbs_pr_debug(1, "set_freq: WEP enabled\n");
+ ret = libertas_prepare_and_send_command(priv,
+ cmd_802_11_set_wep,
+ cmd_act_add,
+ cmd_option_waitforrsp,
+ 0,
+ NULL);
+
+ if (ret) {
+ LEAVE();
+ return ret;
+ }
+
+ adapter->currentpacketfilter |=
+ cmd_act_mac_wep_enable;
+
+ libertas_set_mac_packet_filter(priv);
+ }
+ } else {
+ rc = -EOPNOTSUPP;
+ }
+ }
+ }
+
+ LEAVE();
+ return rc;
+}
+
+/**
+ * @brief use index to get the data rate
+ *
+ * @param index The index of data rate
+ * @return data rate or 0
+ */
+u32 libertas_index_to_data_rate(u8 index)
+{
+ if (index >= sizeof(libertas_wlan_data_rates))
+ index = 0;
+
+ return libertas_wlan_data_rates[index];
+}
+
+/**
+ * @brief use rate to get the index
+ *
+ * @param rate data rate
+ * @return index or 0
+ */
+u8 libertas_data_rate_to_index(u32 rate)
+{
+ u8 *ptr;
+
+ if (rate)
+ if ((ptr = memchr(libertas_wlan_data_rates, (u8) rate,
+ sizeof(libertas_wlan_data_rates))))
+ return (ptr - libertas_wlan_data_rates);
+
+ return 0;
+}
+
+static int wlan_set_rate(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ u32 data_rate;
+ u16 action;
+ int ret = 0;
+ u8 rates[WLAN_SUPPORTED_RATES];
+ u8 *rate;
+
+ ENTER();
+
+ lbs_pr_debug(1, "Vwrq->value = %d\n", vwrq->value);
+
+ if (vwrq->value == -1) {
+ action = cmd_act_set_tx_auto; // Auto
+ adapter->is_datarate_auto = 1;
+ adapter->datarate = 0;
+ } else {
+ if (vwrq->value % 100000) {
+ return -EINVAL;
+ }
+
+ data_rate = vwrq->value / 500000;
+
+ memset(rates, 0, sizeof(rates));
+ get_active_data_rates(adapter, rates);
+ rate = rates;
+ while (*rate) {
+ lbs_pr_debug(1, "Rate=0x%X Wanted=0x%X\n", *rate,
+ data_rate);
+ if ((*rate & 0x7f) == (data_rate & 0x7f))
+ break;
+ rate++;
+ }
+ if (!*rate) {
+ lbs_pr_alert( "The fixed data rate 0x%X is out "
+ "of range.\n", data_rate);
+ return -EINVAL;
+ }
+
+ adapter->datarate = data_rate;
+ action = cmd_act_set_tx_fix_rate;
+ adapter->is_datarate_auto = 0;
+ }
+
+ ret = libertas_prepare_and_send_command(priv, cmd_802_11_data_rate,
+ action, cmd_option_waitforrsp, 0, NULL);
+
+ LEAVE();
+ return ret;
+}
+
+static int wlan_get_rate(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ if (adapter->is_datarate_auto) {
+ vwrq->fixed = 0;
+ } else {
+ vwrq->fixed = 1;
+ }
+
+ vwrq->value = adapter->datarate * 500000;
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_set_mode(struct net_device *dev,
+ struct iw_request_info *info, u32 * uwrq, char *extra)
+{
+ int ret = 0;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ struct assoc_request * assoc_req;
+ enum WLAN_802_11_NETWORK_INFRASTRUCTURE new_mode;
+
+ ENTER();
+
+ switch (*uwrq) {
+ case IW_MODE_ADHOC:
+ lbs_pr_debug(1, "Wanted mode is ad-hoc: current datarate=%#x\n",
+ adapter->datarate);
+ new_mode = wlan802_11ibss;
+ adapter->adhocchannel = DEFAULT_AD_HOC_CHANNEL;
+ break;
+
+ case IW_MODE_INFRA:
+ lbs_pr_debug(1, "Wanted mode is Infrastructure\n");
+ new_mode = wlan802_11infrastructure;
+ break;
+
+ case IW_MODE_AUTO:
+ lbs_pr_debug(1, "Wanted mode is Auto\n");
+ new_mode = wlan802_11autounknown;
+ break;
+
+ default:
+ lbs_pr_debug(1, "Wanted mode is Unknown: 0x%x\n", *uwrq);
+ return -EINVAL;
+ }
+
+ mutex_lock(&adapter->lock);
+ assoc_req = wlan_get_association_request(adapter);
+ if (!assoc_req) {
+ ret = -ENOMEM;
+ } else {
+ assoc_req->mode = new_mode;
+ }
+
+ if (ret == 0) {
+ set_bit(ASSOC_FLAG_MODE, &assoc_req->flags);
+ wlan_postpone_association_work(priv);
+ } else {
+ wlan_cancel_association_work(priv);
+ }
+ mutex_unlock(&adapter->lock);
+
+ LEAVE();
+ return ret;
+}
+
+
+/**
+ * @brief Get Encryption key
+ *
+ * @param dev A pointer to net_device structure
+ * @param info A pointer to iw_request_info structure
+ * @param vwrq A pointer to iw_param structure
+ * @param extra A pointer to extra data buf
+ * @return 0 --success, otherwise fail
+ */
+static int wlan_get_encode(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_point *dwrq, u8 * extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
+
+ ENTER();
+
+ lbs_pr_debug(1, "flags=0x%x index=%d length=%d wep_tx_keyidx=%d\n",
+ dwrq->flags, index, dwrq->length, adapter->wep_tx_keyidx);
+
+ dwrq->flags = 0;
+
+ /* Authentication method */
+ switch (adapter->secinfo.authmode) {
+ case wlan802_11authmodeopen:
+ dwrq->flags = IW_ENCODE_OPEN;
+ break;
+
+ case wlan802_11authmodeshared:
+ case wlan802_11authmodenetworkEAP:
+ dwrq->flags = IW_ENCODE_RESTRICTED;
+ break;
+ default:
+ dwrq->flags = IW_ENCODE_DISABLED | IW_ENCODE_OPEN;
+ break;
+ }
+
+ if ((adapter->secinfo.WEPstatus == wlan802_11WEPenabled)
+ || adapter->secinfo.WPAenabled || adapter->secinfo.WPA2enabled) {
+ dwrq->flags &= ~IW_ENCODE_DISABLED;
+ } else {
+ dwrq->flags |= IW_ENCODE_DISABLED;
+ }
+
+ memset(extra, 0, 16);
+
+ mutex_lock(&adapter->lock);
+
+ /* Default to returning current transmit key */
+ if (index < 0)
+ index = adapter->wep_tx_keyidx;
+
+ if ((adapter->wep_keys[index].len) &&
+ (adapter->secinfo.WEPstatus == wlan802_11WEPenabled)) {
+ memcpy(extra, adapter->wep_keys[index].key,
+ adapter->wep_keys[index].len);
+ dwrq->length = adapter->wep_keys[index].len;
+
+ dwrq->flags |= (index + 1);
+ /* Return WEP enabled */
+ dwrq->flags &= ~IW_ENCODE_DISABLED;
+ } else if ((adapter->secinfo.WPAenabled)
+ || (adapter->secinfo.WPA2enabled)) {
+ /* return WPA enabled */
+ dwrq->flags &= ~IW_ENCODE_DISABLED;
+ } else {
+ dwrq->flags |= IW_ENCODE_DISABLED;
+ }
+
+ mutex_unlock(&adapter->lock);
+
+ dwrq->flags |= IW_ENCODE_NOKEY;
+
+ lbs_pr_debug(1, "key:%02x:%02x:%02x:%02x:%02x:%02x keylen=%d\n",
+ extra[0], extra[1], extra[2],
+ extra[3], extra[4], extra[5], dwrq->length);
+
+ lbs_pr_debug(1, "Return flags=0x%x\n", dwrq->flags);
+
+ LEAVE();
+ return 0;
+}
+
+/**
+ * @brief Set Encryption key (internal)
+ *
+ * @param priv A pointer to private card structure
+ * @param key_material A pointer to key material
+ * @param key_length length of key material
+ * @param index key index to set
+ * @param set_tx_key Force set TX key (1 = yes, 0 = no)
+ * @return 0 --success, otherwise fail
+ */
+static int wlan_set_wep_key(struct assoc_request *assoc_req,
+ const char *key_material,
+ u16 key_length,
+ u16 index,
+ int set_tx_key)
+{
+ struct WLAN_802_11_KEY *pkey;
+
+ ENTER();
+
+ /* Paranoid validation of key index */
+ if (index > 3) {
+ LEAVE();
+ return -EINVAL;
+ }
+
+ /* validate max key length */
+ if (key_length > KEY_LEN_WEP_104) {
+ LEAVE();
+ return -EINVAL;
+ }
+
+ pkey = &assoc_req->wep_keys[index];
+
+ if (key_length > 0) {
+ memset(pkey, 0, sizeof(struct WLAN_802_11_KEY));
+ pkey->type = KEY_TYPE_ID_WEP;
+
+ /* Standardize the key length */
+ pkey->len = (key_length > KEY_LEN_WEP_40) ?
+ KEY_LEN_WEP_104 : KEY_LEN_WEP_40;
+ memcpy(pkey->key, key_material, key_length);
+ }
+
+ if (set_tx_key) {
+ /* Ensure the chosen key is valid */
+ if (!pkey->len) {
+ lbs_pr_debug(1, "key not set, so cannot enable it\n");
+ LEAVE();
+ return -EINVAL;
+ }
+ assoc_req->wep_tx_keyidx = index;
+ }
+
+ assoc_req->secinfo.WEPstatus = wlan802_11WEPenabled;
+
+ LEAVE();
+ return 0;
+}
+
+static int validate_key_index(u16 def_index, u16 raw_index,
+ u16 *out_index, u16 *is_default)
+{
+ if (!out_index || !is_default)
+ return -EINVAL;
+
+ /* Verify index if present, otherwise use default TX key index */
+ if (raw_index > 0) {
+ if (raw_index > 4)
+ return -EINVAL;
+ *out_index = raw_index - 1;
+ } else {
+ *out_index = def_index;
+ *is_default = 1;
+ }
+ return 0;
+}
+
+static void disable_wep(struct assoc_request *assoc_req)
+{
+ int i;
+
+ /* Set Open System auth mode */
+ assoc_req->secinfo.authmode = wlan802_11authmodeopen;
+
+ /* Clear WEP keys and mark WEP as disabled */
+ assoc_req->secinfo.WEPstatus = wlan802_11WEPdisabled;
+ for (i = 0; i < 4; i++)
+ assoc_req->wep_keys[i].len = 0;
+
+ set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
+ set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
+}
+
+/**
+ * @brief Set Encryption key
+ *
+ * @param dev A pointer to net_device structure
+ * @param info A pointer to iw_request_info structure
+ * @param vwrq A pointer to iw_param structure
+ * @param extra A pointer to extra data buf
+ * @return 0 --success, otherwise fail
+ */
+static int wlan_set_encode(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_point *dwrq, char *extra)
+{
+ int ret = 0;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ struct assoc_request * assoc_req;
+ u16 is_default = 0, index = 0, set_tx_key = 0;
+
+ ENTER();
+
+ mutex_lock(&adapter->lock);
+ assoc_req = wlan_get_association_request(adapter);
+ if (!assoc_req) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ if (dwrq->flags & IW_ENCODE_DISABLED) {
+ disable_wep (assoc_req);
+ goto out;
+ }
+
+ ret = validate_key_index(assoc_req->wep_tx_keyidx,
+ (dwrq->flags & IW_ENCODE_INDEX),
+ &index, &is_default);
+ if (ret) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ /* If WEP isn't enabled, or if there is no key data but a valid
+ * index, set the TX key.
+ */
+ if ((assoc_req->secinfo.WEPstatus != wlan802_11WEPenabled)
+ || (dwrq->length == 0 && !is_default))
+ set_tx_key = 1;
+
+ ret = wlan_set_wep_key(assoc_req, extra, dwrq->length, index, set_tx_key);
+ if (ret)
+ goto out;
+
+ if (dwrq->length)
+ set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
+ if (set_tx_key)
+ set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
+
+ if (dwrq->flags & IW_ENCODE_RESTRICTED) {
+ assoc_req->secinfo.authmode = wlan802_11authmodeshared;
+ } else if (dwrq->flags & IW_ENCODE_OPEN) {
+ assoc_req->secinfo.authmode = wlan802_11authmodeopen;
+ }
+
+out:
+ if (ret == 0) {
+ set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
+ wlan_postpone_association_work(priv);
+ } else {
+ wlan_cancel_association_work(priv);
+ }
+ mutex_unlock(&adapter->lock);
+
+ LEAVE();
+ return ret;
+}
+
+/**
+ * @brief Get Extended Encryption key (WPA/802.1x and WEP)
+ *
+ * @param dev A pointer to net_device structure
+ * @param info A pointer to iw_request_info structure
+ * @param vwrq A pointer to iw_param structure
+ * @param extra A pointer to extra data buf
+ * @return 0 on success, otherwise failure
+ */
+static int wlan_get_encodeext(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_point *dwrq,
+ char *extra)
+{
+ int ret = -EINVAL;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
+ int index, max_key_len;
+
+ ENTER();
+
+ max_key_len = dwrq->length - sizeof(*ext);
+ if (max_key_len < 0)
+ goto out;
+
+ index = dwrq->flags & IW_ENCODE_INDEX;
+ if (index) {
+ if (index < 1 || index > 4)
+ goto out;
+ index--;
+ } else {
+ index = adapter->wep_tx_keyidx;
+ }
+
+ if (!ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY &&
+ ext->alg != IW_ENCODE_ALG_WEP) {
+ if (index != 0 || adapter->inframode != wlan802_11infrastructure)
+ goto out;
+ }
+
+ dwrq->flags = index + 1;
+ memset(ext, 0, sizeof(*ext));
+
+ if ((adapter->secinfo.WEPstatus == wlan802_11WEPdisabled)
+ && !adapter->secinfo.WPAenabled && !adapter->secinfo.WPA2enabled) {
+ ext->alg = IW_ENCODE_ALG_NONE;
+ ext->key_len = 0;
+ dwrq->flags |= IW_ENCODE_DISABLED;
+ } else {
+ u8 *key = NULL;
+
+ if ((adapter->secinfo.WEPstatus == wlan802_11WEPenabled)
+ && !adapter->secinfo.WPAenabled
+ && !adapter->secinfo.WPA2enabled) {
+ ext->alg = IW_ENCODE_ALG_WEP;
+ ext->key_len = adapter->wep_keys[index].len;
+ key = &adapter->wep_keys[index].key[0];
+ } else if ((adapter->secinfo.WEPstatus == wlan802_11WEPdisabled) &&
+ (adapter->secinfo.WPAenabled ||
+ adapter->secinfo.WPA2enabled)) {
+ /* WPA */
+ ext->alg = IW_ENCODE_ALG_TKIP;
+ ext->key_len = 0;
+ } else {
+ goto out;
+ }
+
+ if (ext->key_len > max_key_len) {
+ ret = -E2BIG;
+ goto out;
+ }
+
+ if (ext->key_len)
+ memcpy(ext->key, key, ext->key_len);
+ else
+ dwrq->flags |= IW_ENCODE_NOKEY;
+ dwrq->flags |= IW_ENCODE_ENABLED;
+ }
+ ret = 0;
+
+out:
+ LEAVE();
+ return ret;
+}
+
+/**
+ * @brief Set Encryption key Extended (WPA/802.1x and WEP)
+ *
+ * @param dev A pointer to net_device structure
+ * @param info A pointer to iw_request_info structure
+ * @param vwrq A pointer to iw_param structure
+ * @param extra A pointer to extra data buf
+ * @return 0 --success, otherwise fail
+ */
+static int wlan_set_encodeext(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_point *dwrq,
+ char *extra)
+{
+ int ret = 0;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
+ int alg = ext->alg;
+ struct assoc_request * assoc_req;
+
+ ENTER();
+
+ mutex_lock(&adapter->lock);
+ assoc_req = wlan_get_association_request(adapter);
+ if (!assoc_req) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ if ((alg == IW_ENCODE_ALG_NONE) || (dwrq->flags & IW_ENCODE_DISABLED)) {
+ disable_wep (assoc_req);
+ } else if (alg == IW_ENCODE_ALG_WEP) {
+ u16 is_default = 0, index, set_tx_key = 0;
+
+ ret = validate_key_index(assoc_req->wep_tx_keyidx,
+ (dwrq->flags & IW_ENCODE_INDEX),
+ &index, &is_default);
+ if (ret)
+ goto out;
+
+ /* If WEP isn't enabled, or if there is no key data but a valid
+ * index, or if the set-TX-key flag was passed, set the TX key.
+ */
+ if ((assoc_req->secinfo.WEPstatus != wlan802_11WEPenabled)
+ || (dwrq->length == 0 && !is_default)
+ || (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY))
+ set_tx_key = 1;
+
+ /* Copy key to driver */
+ ret = wlan_set_wep_key (assoc_req, ext->key, ext->key_len, index,
+ set_tx_key);
+ if (ret)
+ goto out;
+
+ if (dwrq->flags & IW_ENCODE_RESTRICTED) {
+ assoc_req->secinfo.authmode =
+ wlan802_11authmodeshared;
+ } else if (dwrq->flags & IW_ENCODE_OPEN) {
+ assoc_req->secinfo.authmode =
+ wlan802_11authmodeopen;
+ }
+
+ /* Mark the various WEP bits as modified */
+ set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
+ if (dwrq->length)
+ set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
+ if (set_tx_key)
+ set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
+
+ } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) {
+ struct WLAN_802_11_KEY * pkey;
+
+ /* validate key length */
+ if (((alg == IW_ENCODE_ALG_TKIP)
+ && (ext->key_len != KEY_LEN_WPA_TKIP))
+ || ((alg == IW_ENCODE_ALG_CCMP)
+ && (ext->key_len != KEY_LEN_WPA_AES))) {
+ lbs_pr_debug(1, "Invalid size %d for key of alg"
+ "type %d.\n",
+ ext->key_len,
+ alg);
+ ret = -EINVAL;
+ goto out;
+ }
+
+ if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY)
+ pkey = &assoc_req->wpa_mcast_key;
+ else
+ pkey = &assoc_req->wpa_unicast_key;
+
+ memset(pkey, 0, sizeof (struct WLAN_802_11_KEY));
+ memcpy(pkey->key, ext->key, ext->key_len);
+ pkey->len = ext->key_len;
+ pkey->flags = KEY_INFO_WPA_ENABLED;
+
+ if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
+ pkey->flags |= KEY_INFO_WPA_MCAST;
+ set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
+ } else {
+ pkey->flags |= KEY_INFO_WPA_UNICAST;
+ set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
+ }
+
+ if (alg == IW_ENCODE_ALG_TKIP)
+ pkey->type = KEY_TYPE_ID_TKIP;
+ else if (alg == IW_ENCODE_ALG_CCMP)
+ pkey->type = KEY_TYPE_ID_AES;
+
+ /* If WPA isn't enabled yet, do that now */
+ if ( assoc_req->secinfo.WPAenabled == 0
+ && assoc_req->secinfo.WPA2enabled == 0) {
+ assoc_req->secinfo.WPAenabled = 1;
+ assoc_req->secinfo.WPA2enabled = 1;
+ set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
+ }
+
+ disable_wep (assoc_req);
+ }
+
+out:
+ if (ret == 0) {
+ wlan_postpone_association_work(priv);
+ } else {
+ wlan_cancel_association_work(priv);
+ }
+ mutex_unlock(&adapter->lock);
+
+ LEAVE();
+ return ret;
+}
+
+
+static int wlan_set_genie(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_point *dwrq,
+ char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ int ret = 0;
+ struct assoc_request * assoc_req;
+
+ ENTER();
+
+ mutex_lock(&adapter->lock);
+ assoc_req = wlan_get_association_request(adapter);
+ if (!assoc_req) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ if (dwrq->length > MAX_WPA_IE_LEN ||
+ (dwrq->length && extra == NULL)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ if (dwrq->length) {
+ memcpy(&assoc_req->wpa_ie[0], extra, dwrq->length);
+ assoc_req->wpa_ie_len = dwrq->length;
+ } else {
+ memset(&assoc_req->wpa_ie[0], 0, sizeof(adapter->wpa_ie));
+ assoc_req->wpa_ie_len = 0;
+ }
+
+out:
+ if (ret == 0) {
+ set_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags);
+ wlan_postpone_association_work(priv);
+ } else {
+ wlan_cancel_association_work(priv);
+ }
+ mutex_unlock(&adapter->lock);
+
+ LEAVE();
+ return ret;
+}
+
+static int wlan_get_genie(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_point *dwrq,
+ char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ if (adapter->wpa_ie_len == 0) {
+ dwrq->length = 0;
+ LEAVE();
+ return 0;
+ }
+
+ if (dwrq->length < adapter->wpa_ie_len) {
+ LEAVE();
+ return -E2BIG;
+ }
+
+ dwrq->length = adapter->wpa_ie_len;
+ memcpy(extra, &adapter->wpa_ie[0], adapter->wpa_ie_len);
+
+ LEAVE();
+ return 0;
+}
+
+
+static int wlan_set_auth(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_param *dwrq,
+ char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ struct assoc_request * assoc_req;
+ int ret = 0;
+ int updated = 0;
+
+ ENTER();
+
+ mutex_lock(&adapter->lock);
+ assoc_req = wlan_get_association_request(adapter);
+ if (!assoc_req) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ switch (dwrq->flags & IW_AUTH_INDEX) {
+ case IW_AUTH_TKIP_COUNTERMEASURES:
+ case IW_AUTH_CIPHER_PAIRWISE:
+ case IW_AUTH_CIPHER_GROUP:
+ case IW_AUTH_KEY_MGMT:
+ /*
+ * libertas does not use these parameters
+ */
+ break;
+
+ case IW_AUTH_WPA_VERSION:
+ if (dwrq->value & IW_AUTH_WPA_VERSION_DISABLED) {
+ assoc_req->secinfo.WPAenabled = 0;
+ assoc_req->secinfo.WPA2enabled = 0;
+ }
+ if (dwrq->value & IW_AUTH_WPA_VERSION_WPA) {
+ assoc_req->secinfo.WPAenabled = 1;
+ assoc_req->secinfo.WEPstatus = wlan802_11WEPdisabled;
+ assoc_req->secinfo.authmode =
+ wlan802_11authmodeopen;
+ }
+ if (dwrq->value & IW_AUTH_WPA_VERSION_WPA2) {
+ assoc_req->secinfo.WPA2enabled = 1;
+ assoc_req->secinfo.WEPstatus = wlan802_11WEPdisabled;
+ assoc_req->secinfo.authmode =
+ wlan802_11authmodeopen;
+ }
+ updated = 1;
+ break;
+
+ case IW_AUTH_DROP_UNENCRYPTED:
+ if (dwrq->value) {
+ adapter->currentpacketfilter |=
+ cmd_act_mac_strict_protection_enable;
+ } else {
+ adapter->currentpacketfilter &=
+ ~cmd_act_mac_strict_protection_enable;
+ }
+ updated = 1;
+ break;
+
+ case IW_AUTH_80211_AUTH_ALG:
+ if (dwrq->value & IW_AUTH_ALG_SHARED_KEY) {
+ assoc_req->secinfo.authmode =
+ wlan802_11authmodeshared;
+ } else if (dwrq->value & IW_AUTH_ALG_OPEN_SYSTEM) {
+ assoc_req->secinfo.authmode =
+ wlan802_11authmodeopen;
+ } else if (dwrq->value & IW_AUTH_ALG_LEAP) {
+ assoc_req->secinfo.authmode =
+ wlan802_11authmodenetworkEAP;
+ } else {
+ ret = -EINVAL;
+ }
+ updated = 1;
+ break;
+
+ case IW_AUTH_WPA_ENABLED:
+ if (dwrq->value) {
+ if (!assoc_req->secinfo.WPAenabled &&
+ !assoc_req->secinfo.WPA2enabled) {
+ assoc_req->secinfo.WPAenabled = 1;
+ assoc_req->secinfo.WPA2enabled = 1;
+ assoc_req->secinfo.WEPstatus = wlan802_11WEPdisabled;
+ assoc_req->secinfo.authmode =
+ wlan802_11authmodeopen;
+ }
+ } else {
+ assoc_req->secinfo.WPAenabled = 0;
+ assoc_req->secinfo.WPA2enabled = 0;
+ }
+ updated = 1;
+ break;
+
+ default:
+ ret = -EOPNOTSUPP;
+ break;
+ }
+
+out:
+ if (ret == 0) {
+ if (updated)
+ set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
+ wlan_postpone_association_work(priv);
+ } else if (ret != -EOPNOTSUPP) {
+ wlan_cancel_association_work(priv);
+ }
+ mutex_unlock(&adapter->lock);
+
+ LEAVE();
+ return ret;
+}
+
+static int wlan_get_auth(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_param *dwrq,
+ char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+
+ switch (dwrq->flags & IW_AUTH_INDEX) {
+ case IW_AUTH_WPA_VERSION:
+ dwrq->value = 0;
+ if (adapter->secinfo.WPAenabled)
+ dwrq->value |= IW_AUTH_WPA_VERSION_WPA;
+ if (adapter->secinfo.WPA2enabled)
+ dwrq->value |= IW_AUTH_WPA_VERSION_WPA2;
+ if (!dwrq->value)
+ dwrq->value |= IW_AUTH_WPA_VERSION_DISABLED;
+ break;
+
+ case IW_AUTH_DROP_UNENCRYPTED:
+ dwrq->value = 0;
+ if (adapter->currentpacketfilter &
+ cmd_act_mac_strict_protection_enable)
+ dwrq->value = 1;
+ break;
+
+ case IW_AUTH_80211_AUTH_ALG:
+ switch (adapter->secinfo.authmode) {
+ case wlan802_11authmodeshared:
+ dwrq->value = IW_AUTH_ALG_SHARED_KEY;
+ break;
+ case wlan802_11authmodeopen:
+ dwrq->value = IW_AUTH_ALG_OPEN_SYSTEM;
+ break;
+ case wlan802_11authmodenetworkEAP:
+ dwrq->value = IW_AUTH_ALG_LEAP;
+ break;
+ default:
+ break;
+ }
+ break;
+
+ case IW_AUTH_WPA_ENABLED:
+ if (adapter->secinfo.WPAenabled && adapter->secinfo.WPA2enabled)
+ dwrq->value = 1;
+ break;
+
+ default:
+ LEAVE();
+ return -EOPNOTSUPP;
+ }
+
+ LEAVE();
+ return 0;
+}
+
+
+static int wlan_set_txpow(struct net_device *dev, struct iw_request_info *info,
+ struct iw_param *vwrq, char *extra)
+{
+ int ret = 0;
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ u16 dbm;
+
+ ENTER();
+
+ if (vwrq->disabled) {
+ wlan_radio_ioctl(priv, RADIO_OFF);
+ return 0;
+ }
+
+ adapter->preamble = cmd_type_auto_preamble;
+
+ wlan_radio_ioctl(priv, RADIO_ON);
+
+ if ((vwrq->flags & IW_TXPOW_TYPE) == IW_TXPOW_MWATT) {
+ dbm = (u16) mw_to_dbm(vwrq->value);
+ } else
+ dbm = (u16) vwrq->value;
+
+ /* auto tx power control */
+
+ if (vwrq->fixed == 0)
+ dbm = 0xffff;
+
+ lbs_pr_debug(1, "<1>TXPOWER SET %d dbm.\n", dbm);
+
+ ret = libertas_prepare_and_send_command(priv,
+ cmd_802_11_rf_tx_power,
+ cmd_act_tx_power_opt_set_low,
+ cmd_option_waitforrsp, 0, (void *)&dbm);
+
+ LEAVE();
+ return ret;
+}
+
+static int wlan_get_essid(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *dwrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+
+ ENTER();
+ /*
+ * Note : if dwrq->flags != 0, we should get the relevant SSID from
+ * the SSID list...
+ */
+
+ /*
+ * Get the current SSID
+ */
+ if (adapter->connect_status == libertas_connected) {
+ memcpy(extra, adapter->curbssparams.ssid.ssid,
+ adapter->curbssparams.ssid.ssidlength);
+ extra[adapter->curbssparams.ssid.ssidlength] = '\0';
+ } else {
+ memset(extra, 0, 32);
+ extra[adapter->curbssparams.ssid.ssidlength] = '\0';
+ }
+ /*
+ * If none, we may want to get the one that was set
+ */
+
+ /* To make the driver backward compatible with WPA supplicant v0.2.4 */
+ if (dwrq->length == 32) /* check with WPA supplicant buffer size */
+ dwrq->length = min_t(size_t, adapter->curbssparams.ssid.ssidlength,
+ IW_ESSID_MAX_SIZE);
+ else
+ dwrq->length = adapter->curbssparams.ssid.ssidlength + 1;
+
+ dwrq->flags = 1; /* active */
+
+ LEAVE();
+ return 0;
+}
+
+static int wlan_set_essid(struct net_device *dev, struct iw_request_info *info,
+ struct iw_point *dwrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ int ret = 0;
+ struct WLAN_802_11_SSID ssid;
+ struct assoc_request * assoc_req;
+ int ssid_len = dwrq->length;
+
+ ENTER();
+
+ /*
+ * WE-20 and earlier NULL pad the end of the SSID and increment
+ * SSID length so it can be used like a string. WE-21 and later don't,
+ * but some userspace tools aren't able to cope with the change.
+ */
+ if ((ssid_len > 0) && (extra[ssid_len - 1] == '\0'))
+ ssid_len--;
+
+ /* Check the size of the string */
+ if (ssid_len > IW_ESSID_MAX_SIZE) {
+ ret = -E2BIG;
+ goto out;
+ }
+
+ memset(&ssid, 0, sizeof(struct WLAN_802_11_SSID));
+
+ if (!dwrq->flags || !ssid_len) {
+ /* "any" SSID requested; leave SSID blank */
+ } else {
+ /* Specific SSID requested */
+ memcpy(&ssid.ssid, extra, ssid_len);
+ ssid.ssidlength = ssid_len;
+ }
+
+ lbs_pr_debug(1, "Requested new SSID = %s\n",
+ (ssid.ssidlength > 0) ? (char *)ssid.ssid : "any");
+
+out:
+ mutex_lock(&adapter->lock);
+ if (ret == 0) {
+ /* Get or create the current association request */
+ assoc_req = wlan_get_association_request(adapter);
+ if (!assoc_req) {
+ ret = -ENOMEM;
+ } else {
+ /* Copy the SSID to the association request */
+ memcpy(&assoc_req->ssid, &ssid, sizeof(struct WLAN_802_11_SSID));
+ set_bit(ASSOC_FLAG_SSID, &assoc_req->flags);
+ wlan_postpone_association_work(priv);
+ }
+ }
+
+ /* Cancel the association request if there was an error */
+ if (ret != 0) {
+ wlan_cancel_association_work(priv);
+ }
+
+ mutex_unlock(&adapter->lock);
+
+ LEAVE();
+ return ret;
+}
+
+/**
+ * @brief Connect to the AP or Ad-hoc Network with specific bssid
+ *
+ * @param dev A pointer to net_device structure
+ * @param info A pointer to iw_request_info structure
+ * @param awrq A pointer to iw_param structure
+ * @param extra A pointer to extra data buf
+ * @return 0 --success, otherwise fail
+ */
+static int wlan_set_wap(struct net_device *dev, struct iw_request_info *info,
+ struct sockaddr *awrq, char *extra)
+{
+ wlan_private *priv = dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ struct assoc_request * assoc_req;
+ int ret = 0;
+
+ ENTER();
+
+ if (awrq->sa_family != ARPHRD_ETHER)
+ return -EINVAL;
+
+ lbs_pr_debug(1, "ASSOC: WAP: sa_data: " MAC_FMT "\n", MAC_ARG(awrq->sa_data));
+
+ mutex_lock(&adapter->lock);
+
+ /* Get or create the current association request */
+ assoc_req = wlan_get_association_request(adapter);
+ if (!assoc_req) {
+ wlan_cancel_association_work(priv);
+ ret = -ENOMEM;
+ } else {
+ /* Copy the BSSID to the association request */
+ memcpy(&assoc_req->bssid, awrq->sa_data, ETH_ALEN);
+ set_bit(ASSOC_FLAG_BSSID, &assoc_req->flags);
+ wlan_postpone_association_work(priv);
+ }
+
+ mutex_unlock(&adapter->lock);
+
+ return ret;
+}
+
+void libertas_get_fwversion(wlan_adapter * adapter, char *fwversion, int maxlen)
+{
+ union {
+ u32 l;
+ u8 c[4];
+ } ver;
+ char fwver[32];
+
+ mutex_lock(&adapter->lock);
+ ver.l = adapter->fwreleasenumber;
+ mutex_unlock(&adapter->lock);
+
+ if (ver.c[3] == 0)
+ sprintf(fwver, "%u.%u.%u", ver.c[2], ver.c[1], ver.c[0]);
+ else
+ sprintf(fwver, "%u.%u.%u.p%u",
+ ver.c[2], ver.c[1], ver.c[0], ver.c[3]);
+
+ snprintf(fwversion, maxlen, fwver);
+}
+
+
+/*
+ * iwconfig settable callbacks
+ */
+static const iw_handler wlan_handler[] = {
+ (iw_handler) NULL, /* SIOCSIWCOMMIT */
+ (iw_handler) wlan_get_name, /* SIOCGIWNAME */
+ (iw_handler) NULL, /* SIOCSIWNWID */
+ (iw_handler) NULL, /* SIOCGIWNWID */
+ (iw_handler) wlan_set_freq, /* SIOCSIWFREQ */
+ (iw_handler) wlan_get_freq, /* SIOCGIWFREQ */
+ (iw_handler) wlan_set_mode, /* SIOCSIWMODE */
+ (iw_handler) wlan_get_mode, /* SIOCGIWMODE */
+ (iw_handler) NULL, /* SIOCSIWSENS */
+ (iw_handler) NULL, /* SIOCGIWSENS */
+ (iw_handler) NULL, /* SIOCSIWRANGE */
+ (iw_handler) wlan_get_range, /* SIOCGIWRANGE */
+ (iw_handler) NULL, /* SIOCSIWPRIV */
+ (iw_handler) NULL, /* SIOCGIWPRIV */
+ (iw_handler) NULL, /* SIOCSIWSTATS */
+ (iw_handler) NULL, /* SIOCGIWSTATS */
+ iw_handler_set_spy, /* SIOCSIWSPY */
+ iw_handler_get_spy, /* SIOCGIWSPY */
+ iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
+ iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
+ (iw_handler) wlan_set_wap, /* SIOCSIWAP */
+ (iw_handler) wlan_get_wap, /* SIOCGIWAP */
+ (iw_handler) NULL, /* SIOCSIWMLME */
+ (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */
+ (iw_handler) libertas_set_scan, /* SIOCSIWSCAN */
+ (iw_handler) libertas_get_scan, /* SIOCGIWSCAN */
+ (iw_handler) wlan_set_essid, /* SIOCSIWESSID */
+ (iw_handler) wlan_get_essid, /* SIOCGIWESSID */
+ (iw_handler) wlan_set_nick, /* SIOCSIWNICKN */
+ (iw_handler) wlan_get_nick, /* SIOCGIWNICKN */
+ (iw_handler) NULL, /* -- hole -- */
+ (iw_handler) NULL, /* -- hole -- */
+ (iw_handler) wlan_set_rate, /* SIOCSIWRATE */
+ (iw_handler) wlan_get_rate, /* SIOCGIWRATE */
+ (iw_handler) wlan_set_rts, /* SIOCSIWRTS */
+ (iw_handler) wlan_get_rts, /* SIOCGIWRTS */
+ (iw_handler) wlan_set_frag, /* SIOCSIWFRAG */
+ (iw_handler) wlan_get_frag, /* SIOCGIWFRAG */
+ (iw_handler) wlan_set_txpow, /* SIOCSIWTXPOW */
+ (iw_handler) wlan_get_txpow, /* SIOCGIWTXPOW */
+ (iw_handler) wlan_set_retry, /* SIOCSIWRETRY */
+ (iw_handler) wlan_get_retry, /* SIOCGIWRETRY */
+ (iw_handler) wlan_set_encode, /* SIOCSIWENCODE */
+ (iw_handler) wlan_get_encode, /* SIOCGIWENCODE */
+ (iw_handler) wlan_set_power, /* SIOCSIWPOWER */
+ (iw_handler) wlan_get_power, /* SIOCGIWPOWER */
+ (iw_handler) NULL, /* -- hole -- */
+ (iw_handler) NULL, /* -- hole -- */
+ (iw_handler) wlan_set_genie, /* SIOCSIWGENIE */
+ (iw_handler) wlan_get_genie, /* SIOCGIWGENIE */
+ (iw_handler) wlan_set_auth, /* SIOCSIWAUTH */
+ (iw_handler) wlan_get_auth, /* SIOCGIWAUTH */
+ (iw_handler) wlan_set_encodeext,/* SIOCSIWENCODEEXT */
+ (iw_handler) wlan_get_encodeext,/* SIOCGIWENCODEEXT */
+ (iw_handler) NULL, /* SIOCSIWPMKSA */
+};
+
+struct iw_handler_def libertas_handler_def = {
+ .num_standard = sizeof(wlan_handler) / sizeof(iw_handler),
+ .num_private = sizeof(wlan_private_handler) / sizeof(iw_handler),
+ .num_private_args = sizeof(wlan_private_args) /
+ sizeof(struct iw_priv_args),
+ .standard = (iw_handler *) wlan_handler,
+ .private = (iw_handler *) wlan_private_handler,
+ .private_args = (struct iw_priv_args *)wlan_private_args,
+ .get_wireless_stats = wlan_get_wireless_stats,
+};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 15:29:02 +0000