2 * This file contains ioctl functions
4 #include <linux/ctype.h>
5 #include <linux/delay.h>
7 #include <linux/if_arp.h>
8 #include <linux/wireless.h>
9 #include <linux/bitops.h>
11 #include <net/ieee80211.h>
12 #include <net/iw_handler.h>
24 static inline void lbs_postpone_association_work(struct lbs_private *priv)
26 if (priv->surpriseremoved)
28 cancel_delayed_work(&priv->assoc_work);
29 queue_delayed_work(priv->work_thread, &priv->assoc_work, HZ / 2);
32 static inline void lbs_cancel_association_work(struct lbs_private *priv)
34 cancel_delayed_work(&priv->assoc_work);
35 kfree(priv->pending_assoc_req);
36 priv->pending_assoc_req = NULL;
41 * @brief Find the channel frequency power info with specific channel
43 * @param priv A pointer to struct lbs_private structure
44 * @param band it can be BAND_A, BAND_G or BAND_B
45 * @param channel the channel for looking
46 * @return A pointer to struct chan_freq_power structure or NULL if not find.
48 struct chan_freq_power *lbs_find_cfp_by_band_and_channel(
49 struct lbs_private *priv,
53 struct chan_freq_power *cfp = NULL;
54 struct region_channel *rc;
57 for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) {
58 rc = &priv->region_channel[j];
61 rc = &priv->universal_channel[j];
62 if (!rc->valid || !rc->CFP)
66 for (i = 0; i < rc->nrcfp; i++) {
67 if (rc->CFP[i].channel == channel) {
75 lbs_deb_wext("lbs_find_cfp_by_band_and_channel: can't find "
76 "cfp by band %d / channel %d\n", band, channel);
82 * @brief Find the channel frequency power info with specific frequency
84 * @param priv A pointer to struct lbs_private structure
85 * @param band it can be BAND_A, BAND_G or BAND_B
86 * @param freq the frequency for looking
87 * @return A pointer to struct chan_freq_power structure or NULL if not find.
89 static struct chan_freq_power *find_cfp_by_band_and_freq(
90 struct lbs_private *priv,
94 struct chan_freq_power *cfp = NULL;
95 struct region_channel *rc;
98 for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) {
99 rc = &priv->region_channel[j];
102 rc = &priv->universal_channel[j];
103 if (!rc->valid || !rc->CFP)
105 if (rc->band != band)
107 for (i = 0; i < rc->nrcfp; i++) {
108 if (rc->CFP[i].freq == freq) {
116 lbs_deb_wext("find_cfp_by_band_and_freql: can't find cfp by "
117 "band %d / freq %d\n", band, freq);
124 * @brief Set Radio On/OFF
126 * @param priv A pointer to struct lbs_private structure
127 * @option Radio Option
128 * @return 0 --success, otherwise fail
130 static int lbs_radio_ioctl(struct lbs_private *priv, u8 option)
134 lbs_deb_enter(LBS_DEB_WEXT);
136 if (priv->radioon != option) {
137 lbs_deb_wext("switching radio %s\n", option ? "on" : "off");
138 priv->radioon = option;
140 ret = lbs_prepare_and_send_command(priv,
141 CMD_802_11_RADIO_CONTROL,
143 CMD_OPTION_WAITFORRSP, 0, NULL);
146 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
151 * @brief Copy active data rates based on adapter mode and status
153 * @param priv A pointer to struct lbs_private structure
154 * @param rate The buf to return the active rates
156 static void copy_active_data_rates(struct lbs_private *priv, u8 *rates)
158 lbs_deb_enter(LBS_DEB_WEXT);
160 if ((priv->connect_status != LBS_CONNECTED) &&
161 (priv->mesh_connect_status != LBS_CONNECTED))
162 memcpy(rates, lbs_bg_rates, MAX_RATES);
164 memcpy(rates, priv->curbssparams.rates, MAX_RATES);
166 lbs_deb_leave(LBS_DEB_WEXT);
169 static int lbs_get_name(struct net_device *dev, struct iw_request_info *info,
170 char *cwrq, char *extra)
173 lbs_deb_enter(LBS_DEB_WEXT);
175 /* We could add support for 802.11n here as needed. Jean II */
176 snprintf(cwrq, IFNAMSIZ, "IEEE 802.11b/g");
178 lbs_deb_leave(LBS_DEB_WEXT);
182 static int lbs_get_freq(struct net_device *dev, struct iw_request_info *info,
183 struct iw_freq *fwrq, char *extra)
185 struct lbs_private *priv = dev->priv;
186 struct chan_freq_power *cfp;
188 lbs_deb_enter(LBS_DEB_WEXT);
190 cfp = lbs_find_cfp_by_band_and_channel(priv, 0,
191 priv->curbssparams.channel);
194 if (priv->curbssparams.channel)
195 lbs_deb_wext("invalid channel %d\n",
196 priv->curbssparams.channel);
200 fwrq->m = (long)cfp->freq * 100000;
203 lbs_deb_wext("freq %u\n", fwrq->m);
204 lbs_deb_leave(LBS_DEB_WEXT);
208 static int lbs_get_wap(struct net_device *dev, struct iw_request_info *info,
209 struct sockaddr *awrq, char *extra)
211 struct lbs_private *priv = dev->priv;
213 lbs_deb_enter(LBS_DEB_WEXT);
215 if (priv->connect_status == LBS_CONNECTED) {
216 memcpy(awrq->sa_data, priv->curbssparams.bssid, ETH_ALEN);
218 memset(awrq->sa_data, 0, ETH_ALEN);
220 awrq->sa_family = ARPHRD_ETHER;
222 lbs_deb_leave(LBS_DEB_WEXT);
226 static int lbs_set_nick(struct net_device *dev, struct iw_request_info *info,
227 struct iw_point *dwrq, char *extra)
229 struct lbs_private *priv = dev->priv;
231 lbs_deb_enter(LBS_DEB_WEXT);
234 * Check the size of the string
237 if (dwrq->length > 16) {
241 mutex_lock(&priv->lock);
242 memset(priv->nodename, 0, sizeof(priv->nodename));
243 memcpy(priv->nodename, extra, dwrq->length);
244 mutex_unlock(&priv->lock);
246 lbs_deb_leave(LBS_DEB_WEXT);
250 static int lbs_get_nick(struct net_device *dev, struct iw_request_info *info,
251 struct iw_point *dwrq, char *extra)
253 struct lbs_private *priv = dev->priv;
255 lbs_deb_enter(LBS_DEB_WEXT);
257 dwrq->length = strlen(priv->nodename);
258 memcpy(extra, priv->nodename, dwrq->length);
259 extra[dwrq->length] = '\0';
261 dwrq->flags = 1; /* active */
263 lbs_deb_leave(LBS_DEB_WEXT);
267 static int mesh_get_nick(struct net_device *dev, struct iw_request_info *info,
268 struct iw_point *dwrq, char *extra)
270 struct lbs_private *priv = dev->priv;
272 lbs_deb_enter(LBS_DEB_WEXT);
274 /* Use nickname to indicate that mesh is on */
276 if (priv->mesh_connect_status == LBS_CONNECTED) {
277 strncpy(extra, "Mesh", 12);
279 dwrq->length = strlen(extra);
287 lbs_deb_leave(LBS_DEB_WEXT);
291 static int lbs_set_rts(struct net_device *dev, struct iw_request_info *info,
292 struct iw_param *vwrq, char *extra)
295 struct lbs_private *priv = dev->priv;
296 u32 rthr = vwrq->value;
298 lbs_deb_enter(LBS_DEB_WEXT);
300 if (vwrq->disabled) {
301 priv->rtsthsd = rthr = MRVDRV_RTS_MAX_VALUE;
303 if (rthr < MRVDRV_RTS_MIN_VALUE || rthr > MRVDRV_RTS_MAX_VALUE)
305 priv->rtsthsd = rthr;
308 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
309 CMD_ACT_SET, CMD_OPTION_WAITFORRSP,
310 OID_802_11_RTS_THRESHOLD, &rthr);
312 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
316 static int lbs_get_rts(struct net_device *dev, struct iw_request_info *info,
317 struct iw_param *vwrq, char *extra)
320 struct lbs_private *priv = dev->priv;
322 lbs_deb_enter(LBS_DEB_WEXT);
325 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
326 CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
327 OID_802_11_RTS_THRESHOLD, NULL);
331 vwrq->value = priv->rtsthsd;
332 vwrq->disabled = ((vwrq->value < MRVDRV_RTS_MIN_VALUE)
333 || (vwrq->value > MRVDRV_RTS_MAX_VALUE));
337 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
341 static int lbs_set_frag(struct net_device *dev, struct iw_request_info *info,
342 struct iw_param *vwrq, char *extra)
345 u32 fthr = vwrq->value;
346 struct lbs_private *priv = dev->priv;
348 lbs_deb_enter(LBS_DEB_WEXT);
350 if (vwrq->disabled) {
351 priv->fragthsd = fthr = MRVDRV_FRAG_MAX_VALUE;
353 if (fthr < MRVDRV_FRAG_MIN_VALUE
354 || fthr > MRVDRV_FRAG_MAX_VALUE)
356 priv->fragthsd = fthr;
359 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
360 CMD_ACT_SET, CMD_OPTION_WAITFORRSP,
361 OID_802_11_FRAGMENTATION_THRESHOLD, &fthr);
363 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
367 static int lbs_get_frag(struct net_device *dev, struct iw_request_info *info,
368 struct iw_param *vwrq, char *extra)
371 struct lbs_private *priv = dev->priv;
373 lbs_deb_enter(LBS_DEB_WEXT);
376 ret = lbs_prepare_and_send_command(priv,
378 CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
379 OID_802_11_FRAGMENTATION_THRESHOLD, NULL);
383 vwrq->value = priv->fragthsd;
384 vwrq->disabled = ((vwrq->value < MRVDRV_FRAG_MIN_VALUE)
385 || (vwrq->value > MRVDRV_FRAG_MAX_VALUE));
389 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
393 static int lbs_get_mode(struct net_device *dev,
394 struct iw_request_info *info, u32 * uwrq, char *extra)
396 struct lbs_private *priv = dev->priv;
398 lbs_deb_enter(LBS_DEB_WEXT);
402 lbs_deb_leave(LBS_DEB_WEXT);
406 static int mesh_wlan_get_mode(struct net_device *dev,
407 struct iw_request_info *info, u32 * uwrq,
410 lbs_deb_enter(LBS_DEB_WEXT);
412 *uwrq = IW_MODE_REPEAT ;
414 lbs_deb_leave(LBS_DEB_WEXT);
418 static int lbs_get_txpow(struct net_device *dev,
419 struct iw_request_info *info,
420 struct iw_param *vwrq, char *extra)
423 struct lbs_private *priv = dev->priv;
425 lbs_deb_enter(LBS_DEB_WEXT);
427 ret = lbs_prepare_and_send_command(priv,
428 CMD_802_11_RF_TX_POWER,
429 CMD_ACT_TX_POWER_OPT_GET,
430 CMD_OPTION_WAITFORRSP, 0, NULL);
435 lbs_deb_wext("tx power level %d dbm\n", priv->txpowerlevel);
436 vwrq->value = priv->txpowerlevel;
440 vwrq->flags = IW_TXPOW_DBM;
446 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
450 static int lbs_set_retry(struct net_device *dev, struct iw_request_info *info,
451 struct iw_param *vwrq, char *extra)
454 struct lbs_private *priv = dev->priv;
456 lbs_deb_enter(LBS_DEB_WEXT);
458 if (vwrq->flags == IW_RETRY_LIMIT) {
459 /* The MAC has a 4-bit Total_Tx_Count register
460 Total_Tx_Count = 1 + Tx_Retry_Count */
461 #define TX_RETRY_MIN 0
462 #define TX_RETRY_MAX 14
463 if (vwrq->value < TX_RETRY_MIN || vwrq->value > TX_RETRY_MAX)
466 /* Adding 1 to convert retry count to try count */
467 priv->txretrycount = vwrq->value + 1;
469 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
471 CMD_OPTION_WAITFORRSP,
472 OID_802_11_TX_RETRYCOUNT, NULL);
481 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
485 static int lbs_get_retry(struct net_device *dev, struct iw_request_info *info,
486 struct iw_param *vwrq, char *extra)
488 struct lbs_private *priv = dev->priv;
491 lbs_deb_enter(LBS_DEB_WEXT);
493 priv->txretrycount = 0;
494 ret = lbs_prepare_and_send_command(priv,
496 CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
497 OID_802_11_TX_RETRYCOUNT, NULL);
503 vwrq->flags = IW_RETRY_LIMIT;
504 /* Subtract 1 to convert try count to retry count */
505 vwrq->value = priv->txretrycount - 1;
509 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
513 static inline void sort_channels(struct iw_freq *freq, int num)
518 for (i = 0; i < num; i++)
519 for (j = i + 1; j < num; j++)
520 if (freq[i].i > freq[j].i) {
524 freq[i].i = freq[j].i;
525 freq[i].m = freq[j].m;
535 Infra G(12) A(8) B(4) G(12)
536 Adhoc A+B(12) A(8) B(4) B(4)
544 * @brief Get Range Info
546 * @param dev A pointer to net_device structure
547 * @param info A pointer to iw_request_info structure
548 * @param vwrq A pointer to iw_param structure
549 * @param extra A pointer to extra data buf
550 * @return 0 --success, otherwise fail
552 static int lbs_get_range(struct net_device *dev, struct iw_request_info *info,
553 struct iw_point *dwrq, char *extra)
556 struct lbs_private *priv = dev->priv;
557 struct iw_range *range = (struct iw_range *)extra;
558 struct chan_freq_power *cfp;
559 u8 rates[MAX_RATES + 1];
563 lbs_deb_enter(LBS_DEB_WEXT);
565 dwrq->length = sizeof(struct iw_range);
566 memset(range, 0, sizeof(struct iw_range));
571 memset(rates, 0, sizeof(rates));
572 copy_active_data_rates(priv, rates);
573 range->num_bitrates = strnlen(rates, IW_MAX_BITRATES);
574 for (i = 0; i < range->num_bitrates; i++)
575 range->bitrate[i] = rates[i] * 500000;
576 range->num_bitrates = i;
577 lbs_deb_wext("IW_MAX_BITRATES %d, num_bitrates %d\n", IW_MAX_BITRATES,
578 range->num_bitrates);
580 range->num_frequency = 0;
582 range->scan_capa = IW_SCAN_CAPA_ESSID;
584 if (priv->enable11d &&
585 (priv->connect_status == LBS_CONNECTED ||
586 priv->mesh_connect_status == LBS_CONNECTED)) {
590 struct parsed_region_chan_11d *parsed_region_chan =
591 &priv->parsed_region_chan;
593 if (parsed_region_chan == NULL) {
594 lbs_deb_wext("11d: parsed_region_chan is NULL\n");
597 band = parsed_region_chan->band;
598 lbs_deb_wext("band %d, nr_char %d\n", band,
599 parsed_region_chan->nr_chan);
601 for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
602 && (i < parsed_region_chan->nr_chan); i++) {
603 chan_no = parsed_region_chan->chanpwr[i].chan;
604 lbs_deb_wext("chan_no %d\n", chan_no);
605 range->freq[range->num_frequency].i = (long)chan_no;
606 range->freq[range->num_frequency].m =
607 (long)lbs_chan_2_freq(chan_no) * 100000;
608 range->freq[range->num_frequency].e = 1;
609 range->num_frequency++;
614 for (j = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
615 && (j < ARRAY_SIZE(priv->region_channel)); j++) {
616 cfp = priv->region_channel[j].CFP;
617 for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
618 && priv->region_channel[j].valid
620 && (i < priv->region_channel[j].nrcfp); i++) {
621 range->freq[range->num_frequency].i =
623 range->freq[range->num_frequency].m =
624 (long)cfp->freq * 100000;
625 range->freq[range->num_frequency].e = 1;
627 range->num_frequency++;
632 lbs_deb_wext("IW_MAX_FREQUENCIES %d, num_frequency %d\n",
633 IW_MAX_FREQUENCIES, range->num_frequency);
635 range->num_channels = range->num_frequency;
637 sort_channels(&range->freq[0], range->num_frequency);
640 * Set an indication of the max TCP throughput in bit/s that we can
641 * expect using this interface
644 range->throughput = 5000 * 1000;
646 range->throughput = 1500 * 1000;
648 range->min_rts = MRVDRV_RTS_MIN_VALUE;
649 range->max_rts = MRVDRV_RTS_MAX_VALUE;
650 range->min_frag = MRVDRV_FRAG_MIN_VALUE;
651 range->max_frag = MRVDRV_FRAG_MAX_VALUE;
653 range->encoding_size[0] = 5;
654 range->encoding_size[1] = 13;
655 range->num_encoding_sizes = 2;
656 range->max_encoding_tokens = 4;
659 * Right now we support only "iwconfig ethX power on|off"
661 range->pm_capa = IW_POWER_ON;
664 * Minimum version we recommend
666 range->we_version_source = 15;
669 * Version we are compiled with
671 range->we_version_compiled = WIRELESS_EXT;
673 range->retry_capa = IW_RETRY_LIMIT;
674 range->retry_flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
676 range->min_retry = TX_RETRY_MIN;
677 range->max_retry = TX_RETRY_MAX;
680 * Set the qual, level and noise range values
682 range->max_qual.qual = 100;
683 range->max_qual.level = 0;
684 range->max_qual.noise = 0;
685 range->max_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
687 range->avg_qual.qual = 70;
688 /* TODO: Find real 'good' to 'bad' threshold value for RSSI */
689 range->avg_qual.level = 0;
690 range->avg_qual.noise = 0;
691 range->avg_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
693 range->sensitivity = 0;
696 * Setup the supported power level ranges
698 memset(range->txpower, 0, sizeof(range->txpower));
699 range->txpower[0] = 5;
700 range->txpower[1] = 7;
701 range->txpower[2] = 9;
702 range->txpower[3] = 11;
703 range->txpower[4] = 13;
704 range->txpower[5] = 15;
705 range->txpower[6] = 17;
706 range->txpower[7] = 19;
708 range->num_txpower = 8;
709 range->txpower_capa = IW_TXPOW_DBM;
710 range->txpower_capa |= IW_TXPOW_RANGE;
712 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
713 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
714 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
715 range->event_capa[1] = IW_EVENT_CAPA_K_1;
717 if (priv->fwcapinfo & FW_CAPINFO_WPA) {
718 range->enc_capa = IW_ENC_CAPA_WPA
720 | IW_ENC_CAPA_CIPHER_TKIP
721 | IW_ENC_CAPA_CIPHER_CCMP;
725 lbs_deb_leave(LBS_DEB_WEXT);
729 static int lbs_set_power(struct net_device *dev, struct iw_request_info *info,
730 struct iw_param *vwrq, char *extra)
732 struct lbs_private *priv = dev->priv;
734 lbs_deb_enter(LBS_DEB_WEXT);
736 if (!priv->ps_supported) {
743 /* PS is currently supported only in Infrastructure mode
744 * Remove this check if it is to be supported in IBSS mode also
747 if (vwrq->disabled) {
748 priv->psmode = LBS802_11POWERMODECAM;
749 if (priv->psstate != PS_STATE_FULL_POWER) {
750 lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP);
756 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
758 "setting power timeout is not supported\n");
760 } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
761 lbs_deb_wext("setting power period not supported\n");
765 if (priv->psmode != LBS802_11POWERMODECAM) {
769 priv->psmode = LBS802_11POWERMODEMAX_PSP;
771 if (priv->connect_status == LBS_CONNECTED) {
772 lbs_ps_sleep(priv, CMD_OPTION_WAITFORRSP);
775 lbs_deb_leave(LBS_DEB_WEXT);
779 static int lbs_get_power(struct net_device *dev, struct iw_request_info *info,
780 struct iw_param *vwrq, char *extra)
782 struct lbs_private *priv = dev->priv;
784 lbs_deb_enter(LBS_DEB_WEXT);
788 vwrq->disabled = priv->psmode == LBS802_11POWERMODECAM
789 || priv->connect_status == LBS_DISCONNECTED;
791 lbs_deb_leave(LBS_DEB_WEXT);
795 static struct iw_statistics *lbs_get_wireless_stats(struct net_device *dev)
805 struct lbs_private *priv = dev->priv;
812 struct cmd_ds_802_11_get_log log;
814 lbs_deb_enter(LBS_DEB_WEXT);
816 priv->wstats.status = priv->mode;
818 /* If we're not associated, all quality values are meaningless */
819 if ((priv->connect_status != LBS_CONNECTED) &&
820 (priv->mesh_connect_status != LBS_CONNECTED))
823 /* Quality by RSSI */
824 priv->wstats.qual.level =
825 CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_NOAVG],
826 priv->NF[TYPE_BEACON][TYPE_NOAVG]);
828 if (priv->NF[TYPE_BEACON][TYPE_NOAVG] == 0) {
829 priv->wstats.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE;
831 priv->wstats.qual.noise =
832 CAL_NF(priv->NF[TYPE_BEACON][TYPE_NOAVG]);
835 lbs_deb_wext("signal level %#x\n", priv->wstats.qual.level);
836 lbs_deb_wext("noise %#x\n", priv->wstats.qual.noise);
838 rssi = priv->wstats.qual.level - priv->wstats.qual.noise;
840 rssi_qual = rssi * POOR / 10;
842 rssi_qual = (rssi - 15) * (FAIR - POOR) / 5 + POOR;
844 rssi_qual = (rssi - 20) * (GOOD - FAIR) / 5 + FAIR;
846 rssi_qual = (rssi - 30) * (VERY_GOOD - GOOD) /
849 rssi_qual = (rssi - 40) * (PERFECT - VERY_GOOD) /
853 /* Quality by TX errors */
854 priv->wstats.discard.retries = priv->stats.tx_errors;
856 memset(&log, 0, sizeof(log));
857 log.hdr.size = cpu_to_le16(sizeof(log));
858 lbs_cmd_with_response(priv, CMD_802_11_GET_LOG, &log);
860 tx_retries = le32_to_cpu(log.retry);
863 tx_qual = (90 - tx_retries) * POOR / 15;
864 else if (tx_retries > 70)
865 tx_qual = (75 - tx_retries) * (FAIR - POOR) / 5 + POOR;
866 else if (tx_retries > 65)
867 tx_qual = (70 - tx_retries) * (GOOD - FAIR) / 5 + FAIR;
868 else if (tx_retries > 50)
869 tx_qual = (65 - tx_retries) * (VERY_GOOD - GOOD) /
872 tx_qual = (50 - tx_retries) *
873 (PERFECT - VERY_GOOD) / 50 + VERY_GOOD;
874 quality = min(quality, tx_qual);
876 priv->wstats.discard.code = le32_to_cpu(log.wepundecryptable);
877 priv->wstats.discard.retries = tx_retries;
878 priv->wstats.discard.misc = le32_to_cpu(log.ackfailure);
880 /* Calculate quality */
881 priv->wstats.qual.qual = min_t(u8, quality, 100);
882 priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
885 /* update stats asynchronously for future calls */
886 lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0,
890 priv->wstats.miss.beacon = 0;
891 priv->wstats.discard.retries = 0;
892 priv->wstats.qual.qual = 0;
893 priv->wstats.qual.level = 0;
894 priv->wstats.qual.noise = 0;
895 priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED;
896 priv->wstats.qual.updated |= IW_QUAL_NOISE_INVALID |
897 IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID;
900 lbs_deb_leave(LBS_DEB_WEXT);
901 return &priv->wstats;
906 static int lbs_set_freq(struct net_device *dev, struct iw_request_info *info,
907 struct iw_freq *fwrq, char *extra)
910 struct lbs_private *priv = dev->priv;
911 struct chan_freq_power *cfp;
912 struct assoc_request * assoc_req;
914 lbs_deb_enter(LBS_DEB_WEXT);
916 mutex_lock(&priv->lock);
917 assoc_req = lbs_get_association_request(priv);
923 /* If setting by frequency, convert to a channel */
925 long f = fwrq->m / 100000;
927 cfp = find_cfp_by_band_and_freq(priv, 0, f);
929 lbs_deb_wext("invalid freq %ld\n", f);
934 fwrq->m = (int) cfp->channel;
937 /* Setting by channel number */
938 if (fwrq->m > 1000 || fwrq->e > 0) {
942 cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m);
947 assoc_req->channel = fwrq->m;
952 set_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags);
953 lbs_postpone_association_work(priv);
955 lbs_cancel_association_work(priv);
957 mutex_unlock(&priv->lock);
959 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
963 static int lbs_mesh_set_freq(struct net_device *dev,
964 struct iw_request_info *info,
965 struct iw_freq *fwrq, char *extra)
967 struct lbs_private *priv = dev->priv;
968 struct chan_freq_power *cfp;
971 lbs_deb_enter(LBS_DEB_WEXT);
973 /* If setting by frequency, convert to a channel */
975 long f = fwrq->m / 100000;
977 cfp = find_cfp_by_band_and_freq(priv, 0, f);
979 lbs_deb_wext("invalid freq %ld\n", f);
984 fwrq->m = (int) cfp->channel;
987 /* Setting by channel number */
988 if (fwrq->m > 1000 || fwrq->e > 0) {
992 cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m);
997 if (fwrq->m != priv->curbssparams.channel) {
998 lbs_deb_wext("mesh channel change forces eth disconnect\n");
999 if (priv->mode == IW_MODE_INFRA)
1000 lbs_send_deauthentication(priv);
1001 else if (priv->mode == IW_MODE_ADHOC)
1002 lbs_stop_adhoc_network(priv);
1004 lbs_mesh_config(priv, 1, fwrq->m);
1005 lbs_update_channel(priv);
1009 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1013 static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info,
1014 struct iw_param *vwrq, char *extra)
1016 struct lbs_private *priv = dev->priv;
1019 u8 rates[MAX_RATES + 1];
1021 lbs_deb_enter(LBS_DEB_WEXT);
1022 lbs_deb_wext("vwrq->value %d\n", vwrq->value);
1025 if (vwrq->value == -1) {
1026 priv->auto_rate = 1;
1029 if (vwrq->value % 100000)
1032 memset(rates, 0, sizeof(rates));
1033 copy_active_data_rates(priv, rates);
1034 new_rate = vwrq->value / 500000;
1035 if (!memchr(rates, new_rate, sizeof(rates))) {
1036 lbs_pr_alert("fixed data rate 0x%X out of range\n",
1041 priv->cur_rate = new_rate;
1042 priv->auto_rate = 0;
1045 ret = lbs_set_data_rate(priv, new_rate);
1048 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1052 static int lbs_get_rate(struct net_device *dev, struct iw_request_info *info,
1053 struct iw_param *vwrq, char *extra)
1055 struct lbs_private *priv = dev->priv;
1057 lbs_deb_enter(LBS_DEB_WEXT);
1059 if (priv->connect_status == LBS_CONNECTED) {
1060 vwrq->value = priv->cur_rate * 500000;
1062 if (priv->auto_rate)
1072 lbs_deb_leave(LBS_DEB_WEXT);
1076 static int lbs_set_mode(struct net_device *dev,
1077 struct iw_request_info *info, u32 * uwrq, char *extra)
1080 struct lbs_private *priv = dev->priv;
1081 struct assoc_request * assoc_req;
1083 lbs_deb_enter(LBS_DEB_WEXT);
1085 if ( (*uwrq != IW_MODE_ADHOC)
1086 && (*uwrq != IW_MODE_INFRA)
1087 && (*uwrq != IW_MODE_AUTO)) {
1088 lbs_deb_wext("Invalid mode: 0x%x\n", *uwrq);
1093 mutex_lock(&priv->lock);
1094 assoc_req = lbs_get_association_request(priv);
1097 lbs_cancel_association_work(priv);
1099 assoc_req->mode = *uwrq;
1100 set_bit(ASSOC_FLAG_MODE, &assoc_req->flags);
1101 lbs_postpone_association_work(priv);
1102 lbs_deb_wext("Switching to mode: 0x%x\n", *uwrq);
1104 mutex_unlock(&priv->lock);
1107 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1113 * @brief Get Encryption key
1115 * @param dev A pointer to net_device structure
1116 * @param info A pointer to iw_request_info structure
1117 * @param vwrq A pointer to iw_param structure
1118 * @param extra A pointer to extra data buf
1119 * @return 0 --success, otherwise fail
1121 static int lbs_get_encode(struct net_device *dev,
1122 struct iw_request_info *info,
1123 struct iw_point *dwrq, u8 * extra)
1125 struct lbs_private *priv = dev->priv;
1126 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
1128 lbs_deb_enter(LBS_DEB_WEXT);
1130 lbs_deb_wext("flags 0x%x, index %d, length %d, wep_tx_keyidx %d\n",
1131 dwrq->flags, index, dwrq->length, priv->wep_tx_keyidx);
1135 /* Authentication method */
1136 switch (priv->secinfo.auth_mode) {
1137 case IW_AUTH_ALG_OPEN_SYSTEM:
1138 dwrq->flags = IW_ENCODE_OPEN;
1141 case IW_AUTH_ALG_SHARED_KEY:
1142 case IW_AUTH_ALG_LEAP:
1143 dwrq->flags = IW_ENCODE_RESTRICTED;
1146 dwrq->flags = IW_ENCODE_DISABLED | IW_ENCODE_OPEN;
1150 memset(extra, 0, 16);
1152 mutex_lock(&priv->lock);
1154 /* Default to returning current transmit key */
1156 index = priv->wep_tx_keyidx;
1158 if ((priv->wep_keys[index].len) && priv->secinfo.wep_enabled) {
1159 memcpy(extra, priv->wep_keys[index].key,
1160 priv->wep_keys[index].len);
1161 dwrq->length = priv->wep_keys[index].len;
1163 dwrq->flags |= (index + 1);
1164 /* Return WEP enabled */
1165 dwrq->flags &= ~IW_ENCODE_DISABLED;
1166 } else if ((priv->secinfo.WPAenabled)
1167 || (priv->secinfo.WPA2enabled)) {
1168 /* return WPA enabled */
1169 dwrq->flags &= ~IW_ENCODE_DISABLED;
1170 dwrq->flags |= IW_ENCODE_NOKEY;
1172 dwrq->flags |= IW_ENCODE_DISABLED;
1175 mutex_unlock(&priv->lock);
1177 lbs_deb_wext("key: %02x:%02x:%02x:%02x:%02x:%02x, keylen %d\n",
1178 extra[0], extra[1], extra[2],
1179 extra[3], extra[4], extra[5], dwrq->length);
1181 lbs_deb_wext("return flags 0x%x\n", dwrq->flags);
1183 lbs_deb_leave(LBS_DEB_WEXT);
1188 * @brief Set Encryption key (internal)
1190 * @param priv A pointer to private card structure
1191 * @param key_material A pointer to key material
1192 * @param key_length length of key material
1193 * @param index key index to set
1194 * @param set_tx_key Force set TX key (1 = yes, 0 = no)
1195 * @return 0 --success, otherwise fail
1197 static int lbs_set_wep_key(struct assoc_request *assoc_req,
1198 const char *key_material,
1204 struct enc_key *pkey;
1206 lbs_deb_enter(LBS_DEB_WEXT);
1208 /* Paranoid validation of key index */
1214 /* validate max key length */
1215 if (key_length > KEY_LEN_WEP_104) {
1220 pkey = &assoc_req->wep_keys[index];
1222 if (key_length > 0) {
1223 memset(pkey, 0, sizeof(struct enc_key));
1224 pkey->type = KEY_TYPE_ID_WEP;
1226 /* Standardize the key length */
1227 pkey->len = (key_length > KEY_LEN_WEP_40) ?
1228 KEY_LEN_WEP_104 : KEY_LEN_WEP_40;
1229 memcpy(pkey->key, key_material, key_length);
1233 /* Ensure the chosen key is valid */
1235 lbs_deb_wext("key not set, so cannot enable it\n");
1239 assoc_req->wep_tx_keyidx = index;
1242 assoc_req->secinfo.wep_enabled = 1;
1245 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1249 static int validate_key_index(u16 def_index, u16 raw_index,
1250 u16 *out_index, u16 *is_default)
1252 if (!out_index || !is_default)
1255 /* Verify index if present, otherwise use default TX key index */
1256 if (raw_index > 0) {
1259 *out_index = raw_index - 1;
1261 *out_index = def_index;
1267 static void disable_wep(struct assoc_request *assoc_req)
1271 lbs_deb_enter(LBS_DEB_WEXT);
1273 /* Set Open System auth mode */
1274 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1276 /* Clear WEP keys and mark WEP as disabled */
1277 assoc_req->secinfo.wep_enabled = 0;
1278 for (i = 0; i < 4; i++)
1279 assoc_req->wep_keys[i].len = 0;
1281 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1282 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1284 lbs_deb_leave(LBS_DEB_WEXT);
1287 static void disable_wpa(struct assoc_request *assoc_req)
1289 lbs_deb_enter(LBS_DEB_WEXT);
1291 memset(&assoc_req->wpa_mcast_key, 0, sizeof (struct enc_key));
1292 assoc_req->wpa_mcast_key.flags = KEY_INFO_WPA_MCAST;
1293 set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
1295 memset(&assoc_req->wpa_unicast_key, 0, sizeof (struct enc_key));
1296 assoc_req->wpa_unicast_key.flags = KEY_INFO_WPA_UNICAST;
1297 set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
1299 assoc_req->secinfo.WPAenabled = 0;
1300 assoc_req->secinfo.WPA2enabled = 0;
1301 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1303 lbs_deb_leave(LBS_DEB_WEXT);
1307 * @brief Set Encryption key
1309 * @param dev A pointer to net_device structure
1310 * @param info A pointer to iw_request_info structure
1311 * @param vwrq A pointer to iw_param structure
1312 * @param extra A pointer to extra data buf
1313 * @return 0 --success, otherwise fail
1315 static int lbs_set_encode(struct net_device *dev,
1316 struct iw_request_info *info,
1317 struct iw_point *dwrq, char *extra)
1320 struct lbs_private *priv = dev->priv;
1321 struct assoc_request * assoc_req;
1322 u16 is_default = 0, index = 0, set_tx_key = 0;
1324 lbs_deb_enter(LBS_DEB_WEXT);
1326 mutex_lock(&priv->lock);
1327 assoc_req = lbs_get_association_request(priv);
1333 if (dwrq->flags & IW_ENCODE_DISABLED) {
1334 disable_wep (assoc_req);
1335 disable_wpa (assoc_req);
1339 ret = validate_key_index(assoc_req->wep_tx_keyidx,
1340 (dwrq->flags & IW_ENCODE_INDEX),
1341 &index, &is_default);
1347 /* If WEP isn't enabled, or if there is no key data but a valid
1348 * index, set the TX key.
1350 if (!assoc_req->secinfo.wep_enabled || (dwrq->length == 0 && !is_default))
1353 ret = lbs_set_wep_key(assoc_req, extra, dwrq->length, index, set_tx_key);
1358 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1360 set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
1362 if (dwrq->flags & IW_ENCODE_RESTRICTED) {
1363 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1364 } else if (dwrq->flags & IW_ENCODE_OPEN) {
1365 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1370 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1371 lbs_postpone_association_work(priv);
1373 lbs_cancel_association_work(priv);
1375 mutex_unlock(&priv->lock);
1377 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1382 * @brief Get Extended Encryption key (WPA/802.1x and WEP)
1384 * @param dev A pointer to net_device structure
1385 * @param info A pointer to iw_request_info structure
1386 * @param vwrq A pointer to iw_param structure
1387 * @param extra A pointer to extra data buf
1388 * @return 0 on success, otherwise failure
1390 static int lbs_get_encodeext(struct net_device *dev,
1391 struct iw_request_info *info,
1392 struct iw_point *dwrq,
1396 struct lbs_private *priv = dev->priv;
1397 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
1398 int index, max_key_len;
1400 lbs_deb_enter(LBS_DEB_WEXT);
1402 max_key_len = dwrq->length - sizeof(*ext);
1403 if (max_key_len < 0)
1406 index = dwrq->flags & IW_ENCODE_INDEX;
1408 if (index < 1 || index > 4)
1412 index = priv->wep_tx_keyidx;
1415 if (!(ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) &&
1416 ext->alg != IW_ENCODE_ALG_WEP) {
1417 if (index != 0 || priv->mode != IW_MODE_INFRA)
1421 dwrq->flags = index + 1;
1422 memset(ext, 0, sizeof(*ext));
1424 if ( !priv->secinfo.wep_enabled
1425 && !priv->secinfo.WPAenabled
1426 && !priv->secinfo.WPA2enabled) {
1427 ext->alg = IW_ENCODE_ALG_NONE;
1429 dwrq->flags |= IW_ENCODE_DISABLED;
1433 if ( priv->secinfo.wep_enabled
1434 && !priv->secinfo.WPAenabled
1435 && !priv->secinfo.WPA2enabled) {
1437 ext->alg = IW_ENCODE_ALG_WEP;
1438 ext->key_len = priv->wep_keys[index].len;
1439 key = &priv->wep_keys[index].key[0];
1440 } else if ( !priv->secinfo.wep_enabled
1441 && (priv->secinfo.WPAenabled ||
1442 priv->secinfo.WPA2enabled)) {
1444 struct enc_key * pkey = NULL;
1446 if ( priv->wpa_mcast_key.len
1447 && (priv->wpa_mcast_key.flags & KEY_INFO_WPA_ENABLED))
1448 pkey = &priv->wpa_mcast_key;
1449 else if ( priv->wpa_unicast_key.len
1450 && (priv->wpa_unicast_key.flags & KEY_INFO_WPA_ENABLED))
1451 pkey = &priv->wpa_unicast_key;
1454 if (pkey->type == KEY_TYPE_ID_AES) {
1455 ext->alg = IW_ENCODE_ALG_CCMP;
1457 ext->alg = IW_ENCODE_ALG_TKIP;
1459 ext->key_len = pkey->len;
1460 key = &pkey->key[0];
1462 ext->alg = IW_ENCODE_ALG_TKIP;
1469 if (ext->key_len > max_key_len) {
1475 memcpy(ext->key, key, ext->key_len);
1477 dwrq->flags |= IW_ENCODE_NOKEY;
1478 dwrq->flags |= IW_ENCODE_ENABLED;
1483 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1488 * @brief Set Encryption key Extended (WPA/802.1x and WEP)
1490 * @param dev A pointer to net_device structure
1491 * @param info A pointer to iw_request_info structure
1492 * @param vwrq A pointer to iw_param structure
1493 * @param extra A pointer to extra data buf
1494 * @return 0 --success, otherwise fail
1496 static int lbs_set_encodeext(struct net_device *dev,
1497 struct iw_request_info *info,
1498 struct iw_point *dwrq,
1502 struct lbs_private *priv = dev->priv;
1503 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
1505 struct assoc_request * assoc_req;
1507 lbs_deb_enter(LBS_DEB_WEXT);
1509 mutex_lock(&priv->lock);
1510 assoc_req = lbs_get_association_request(priv);
1516 if ((alg == IW_ENCODE_ALG_NONE) || (dwrq->flags & IW_ENCODE_DISABLED)) {
1517 disable_wep (assoc_req);
1518 disable_wpa (assoc_req);
1519 } else if (alg == IW_ENCODE_ALG_WEP) {
1520 u16 is_default = 0, index, set_tx_key = 0;
1522 ret = validate_key_index(assoc_req->wep_tx_keyidx,
1523 (dwrq->flags & IW_ENCODE_INDEX),
1524 &index, &is_default);
1528 /* If WEP isn't enabled, or if there is no key data but a valid
1529 * index, or if the set-TX-key flag was passed, set the TX key.
1531 if ( !assoc_req->secinfo.wep_enabled
1532 || (dwrq->length == 0 && !is_default)
1533 || (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY))
1536 /* Copy key to driver */
1537 ret = lbs_set_wep_key(assoc_req, ext->key, ext->key_len, index,
1542 if (dwrq->flags & IW_ENCODE_RESTRICTED) {
1543 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1544 } else if (dwrq->flags & IW_ENCODE_OPEN) {
1545 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1548 /* Mark the various WEP bits as modified */
1549 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1551 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1553 set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
1554 } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) {
1555 struct enc_key * pkey;
1557 /* validate key length */
1558 if (((alg == IW_ENCODE_ALG_TKIP)
1559 && (ext->key_len != KEY_LEN_WPA_TKIP))
1560 || ((alg == IW_ENCODE_ALG_CCMP)
1561 && (ext->key_len != KEY_LEN_WPA_AES))) {
1562 lbs_deb_wext("invalid size %d for key of alg "
1570 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
1571 pkey = &assoc_req->wpa_mcast_key;
1572 set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
1574 pkey = &assoc_req->wpa_unicast_key;
1575 set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
1578 memset(pkey, 0, sizeof (struct enc_key));
1579 memcpy(pkey->key, ext->key, ext->key_len);
1580 pkey->len = ext->key_len;
1582 pkey->flags |= KEY_INFO_WPA_ENABLED;
1584 /* Do this after zeroing key structure */
1585 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
1586 pkey->flags |= KEY_INFO_WPA_MCAST;
1588 pkey->flags |= KEY_INFO_WPA_UNICAST;
1591 if (alg == IW_ENCODE_ALG_TKIP) {
1592 pkey->type = KEY_TYPE_ID_TKIP;
1593 } else if (alg == IW_ENCODE_ALG_CCMP) {
1594 pkey->type = KEY_TYPE_ID_AES;
1597 /* If WPA isn't enabled yet, do that now */
1598 if ( assoc_req->secinfo.WPAenabled == 0
1599 && assoc_req->secinfo.WPA2enabled == 0) {
1600 assoc_req->secinfo.WPAenabled = 1;
1601 assoc_req->secinfo.WPA2enabled = 1;
1602 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1605 disable_wep (assoc_req);
1610 lbs_postpone_association_work(priv);
1612 lbs_cancel_association_work(priv);
1614 mutex_unlock(&priv->lock);
1616 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1621 static int lbs_set_genie(struct net_device *dev,
1622 struct iw_request_info *info,
1623 struct iw_point *dwrq,
1626 struct lbs_private *priv = dev->priv;
1628 struct assoc_request * assoc_req;
1630 lbs_deb_enter(LBS_DEB_WEXT);
1632 mutex_lock(&priv->lock);
1633 assoc_req = lbs_get_association_request(priv);
1639 if (dwrq->length > MAX_WPA_IE_LEN ||
1640 (dwrq->length && extra == NULL)) {
1646 memcpy(&assoc_req->wpa_ie[0], extra, dwrq->length);
1647 assoc_req->wpa_ie_len = dwrq->length;
1649 memset(&assoc_req->wpa_ie[0], 0, sizeof(priv->wpa_ie));
1650 assoc_req->wpa_ie_len = 0;
1655 set_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags);
1656 lbs_postpone_association_work(priv);
1658 lbs_cancel_association_work(priv);
1660 mutex_unlock(&priv->lock);
1662 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1666 static int lbs_get_genie(struct net_device *dev,
1667 struct iw_request_info *info,
1668 struct iw_point *dwrq,
1672 struct lbs_private *priv = dev->priv;
1674 lbs_deb_enter(LBS_DEB_WEXT);
1676 if (priv->wpa_ie_len == 0) {
1681 if (dwrq->length < priv->wpa_ie_len) {
1686 dwrq->length = priv->wpa_ie_len;
1687 memcpy(extra, &priv->wpa_ie[0], priv->wpa_ie_len);
1690 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1695 static int lbs_set_auth(struct net_device *dev,
1696 struct iw_request_info *info,
1697 struct iw_param *dwrq,
1700 struct lbs_private *priv = dev->priv;
1701 struct assoc_request * assoc_req;
1705 lbs_deb_enter(LBS_DEB_WEXT);
1707 mutex_lock(&priv->lock);
1708 assoc_req = lbs_get_association_request(priv);
1714 switch (dwrq->flags & IW_AUTH_INDEX) {
1715 case IW_AUTH_TKIP_COUNTERMEASURES:
1716 case IW_AUTH_CIPHER_PAIRWISE:
1717 case IW_AUTH_CIPHER_GROUP:
1718 case IW_AUTH_KEY_MGMT:
1719 case IW_AUTH_DROP_UNENCRYPTED:
1721 * libertas does not use these parameters
1725 case IW_AUTH_WPA_VERSION:
1726 if (dwrq->value & IW_AUTH_WPA_VERSION_DISABLED) {
1727 assoc_req->secinfo.WPAenabled = 0;
1728 assoc_req->secinfo.WPA2enabled = 0;
1729 disable_wpa (assoc_req);
1731 if (dwrq->value & IW_AUTH_WPA_VERSION_WPA) {
1732 assoc_req->secinfo.WPAenabled = 1;
1733 assoc_req->secinfo.wep_enabled = 0;
1734 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1736 if (dwrq->value & IW_AUTH_WPA_VERSION_WPA2) {
1737 assoc_req->secinfo.WPA2enabled = 1;
1738 assoc_req->secinfo.wep_enabled = 0;
1739 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1744 case IW_AUTH_80211_AUTH_ALG:
1745 if (dwrq->value & IW_AUTH_ALG_SHARED_KEY) {
1746 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1747 } else if (dwrq->value & IW_AUTH_ALG_OPEN_SYSTEM) {
1748 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1749 } else if (dwrq->value & IW_AUTH_ALG_LEAP) {
1750 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_LEAP;
1757 case IW_AUTH_WPA_ENABLED:
1759 if (!assoc_req->secinfo.WPAenabled &&
1760 !assoc_req->secinfo.WPA2enabled) {
1761 assoc_req->secinfo.WPAenabled = 1;
1762 assoc_req->secinfo.WPA2enabled = 1;
1763 assoc_req->secinfo.wep_enabled = 0;
1764 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1767 assoc_req->secinfo.WPAenabled = 0;
1768 assoc_req->secinfo.WPA2enabled = 0;
1769 disable_wpa (assoc_req);
1782 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1783 lbs_postpone_association_work(priv);
1784 } else if (ret != -EOPNOTSUPP) {
1785 lbs_cancel_association_work(priv);
1787 mutex_unlock(&priv->lock);
1789 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1793 static int lbs_get_auth(struct net_device *dev,
1794 struct iw_request_info *info,
1795 struct iw_param *dwrq,
1799 struct lbs_private *priv = dev->priv;
1801 lbs_deb_enter(LBS_DEB_WEXT);
1803 switch (dwrq->flags & IW_AUTH_INDEX) {
1804 case IW_AUTH_WPA_VERSION:
1806 if (priv->secinfo.WPAenabled)
1807 dwrq->value |= IW_AUTH_WPA_VERSION_WPA;
1808 if (priv->secinfo.WPA2enabled)
1809 dwrq->value |= IW_AUTH_WPA_VERSION_WPA2;
1811 dwrq->value |= IW_AUTH_WPA_VERSION_DISABLED;
1814 case IW_AUTH_80211_AUTH_ALG:
1815 dwrq->value = priv->secinfo.auth_mode;
1818 case IW_AUTH_WPA_ENABLED:
1819 if (priv->secinfo.WPAenabled && priv->secinfo.WPA2enabled)
1827 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1832 static int lbs_set_txpow(struct net_device *dev, struct iw_request_info *info,
1833 struct iw_param *vwrq, char *extra)
1836 struct lbs_private *priv = dev->priv;
1840 lbs_deb_enter(LBS_DEB_WEXT);
1842 if (vwrq->disabled) {
1843 lbs_radio_ioctl(priv, RADIO_OFF);
1847 priv->preamble = CMD_TYPE_AUTO_PREAMBLE;
1849 lbs_radio_ioctl(priv, RADIO_ON);
1851 /* Userspace check in iwrange if it should use dBm or mW,
1852 * therefore this should never happen... Jean II */
1853 if ((vwrq->flags & IW_TXPOW_TYPE) == IW_TXPOW_MWATT) {
1856 dbm = (u16) vwrq->value;
1858 /* auto tx power control */
1860 if (vwrq->fixed == 0)
1863 lbs_deb_wext("txpower set %d dbm\n", dbm);
1865 ret = lbs_prepare_and_send_command(priv,
1866 CMD_802_11_RF_TX_POWER,
1867 CMD_ACT_TX_POWER_OPT_SET_LOW,
1868 CMD_OPTION_WAITFORRSP, 0, (void *)&dbm);
1870 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1874 static int lbs_get_essid(struct net_device *dev, struct iw_request_info *info,
1875 struct iw_point *dwrq, char *extra)
1877 struct lbs_private *priv = dev->priv;
1879 lbs_deb_enter(LBS_DEB_WEXT);
1882 * Note : if dwrq->flags != 0, we should get the relevant SSID from
1887 * Get the current SSID
1889 if (priv->connect_status == LBS_CONNECTED) {
1890 memcpy(extra, priv->curbssparams.ssid,
1891 priv->curbssparams.ssid_len);
1892 extra[priv->curbssparams.ssid_len] = '\0';
1894 memset(extra, 0, 32);
1895 extra[priv->curbssparams.ssid_len] = '\0';
1898 * If none, we may want to get the one that was set
1901 dwrq->length = priv->curbssparams.ssid_len;
1903 dwrq->flags = 1; /* active */
1905 lbs_deb_leave(LBS_DEB_WEXT);
1909 static int lbs_set_essid(struct net_device *dev, struct iw_request_info *info,
1910 struct iw_point *dwrq, char *extra)
1912 struct lbs_private *priv = dev->priv;
1914 u8 ssid[IW_ESSID_MAX_SIZE];
1916 struct assoc_request * assoc_req;
1917 int in_ssid_len = dwrq->length;
1919 lbs_deb_enter(LBS_DEB_WEXT);
1921 /* Check the size of the string */
1922 if (in_ssid_len > IW_ESSID_MAX_SIZE) {
1927 memset(&ssid, 0, sizeof(ssid));
1929 if (!dwrq->flags || !in_ssid_len) {
1930 /* "any" SSID requested; leave SSID blank */
1932 /* Specific SSID requested */
1933 memcpy(&ssid, extra, in_ssid_len);
1934 ssid_len = in_ssid_len;
1938 lbs_deb_wext("requested any SSID\n");
1940 lbs_deb_wext("requested SSID '%s'\n",
1941 escape_essid(ssid, ssid_len));
1945 mutex_lock(&priv->lock);
1947 /* Get or create the current association request */
1948 assoc_req = lbs_get_association_request(priv);
1952 /* Copy the SSID to the association request */
1953 memcpy(&assoc_req->ssid, &ssid, IW_ESSID_MAX_SIZE);
1954 assoc_req->ssid_len = ssid_len;
1955 set_bit(ASSOC_FLAG_SSID, &assoc_req->flags);
1956 lbs_postpone_association_work(priv);
1960 /* Cancel the association request if there was an error */
1962 lbs_cancel_association_work(priv);
1965 mutex_unlock(&priv->lock);
1967 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1971 static int lbs_mesh_get_essid(struct net_device *dev,
1972 struct iw_request_info *info,
1973 struct iw_point *dwrq, char *extra)
1975 struct lbs_private *priv = dev->priv;
1977 lbs_deb_enter(LBS_DEB_WEXT);
1979 memcpy(extra, priv->mesh_ssid, priv->mesh_ssid_len);
1981 dwrq->length = priv->mesh_ssid_len;
1983 dwrq->flags = 1; /* active */
1985 lbs_deb_leave(LBS_DEB_WEXT);
1989 static int lbs_mesh_set_essid(struct net_device *dev,
1990 struct iw_request_info *info,
1991 struct iw_point *dwrq, char *extra)
1993 struct lbs_private *priv = dev->priv;
1996 lbs_deb_enter(LBS_DEB_WEXT);
1998 /* Check the size of the string */
1999 if (dwrq->length > IW_ESSID_MAX_SIZE) {
2004 if (!dwrq->flags || !dwrq->length) {
2008 /* Specific SSID requested */
2009 memcpy(priv->mesh_ssid, extra, dwrq->length);
2010 priv->mesh_ssid_len = dwrq->length;
2013 lbs_mesh_config(priv, 1, priv->curbssparams.channel);
2015 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
2020 * @brief Connect to the AP or Ad-hoc Network with specific bssid
2022 * @param dev A pointer to net_device structure
2023 * @param info A pointer to iw_request_info structure
2024 * @param awrq A pointer to iw_param structure
2025 * @param extra A pointer to extra data buf
2026 * @return 0 --success, otherwise fail
2028 static int lbs_set_wap(struct net_device *dev, struct iw_request_info *info,
2029 struct sockaddr *awrq, char *extra)
2031 struct lbs_private *priv = dev->priv;
2032 struct assoc_request * assoc_req;
2034 DECLARE_MAC_BUF(mac);
2036 lbs_deb_enter(LBS_DEB_WEXT);
2038 if (awrq->sa_family != ARPHRD_ETHER)
2041 lbs_deb_wext("ASSOC: WAP: sa_data %s\n", print_mac(mac, awrq->sa_data));
2043 mutex_lock(&priv->lock);
2045 /* Get or create the current association request */
2046 assoc_req = lbs_get_association_request(priv);
2048 lbs_cancel_association_work(priv);
2051 /* Copy the BSSID to the association request */
2052 memcpy(&assoc_req->bssid, awrq->sa_data, ETH_ALEN);
2053 set_bit(ASSOC_FLAG_BSSID, &assoc_req->flags);
2054 lbs_postpone_association_work(priv);
2057 mutex_unlock(&priv->lock);
2062 void lbs_get_fwversion(struct lbs_private *priv, char *fwversion, int maxlen)
2066 mutex_lock(&priv->lock);
2068 sprintf(fwver, "%u.%u.%u.p%u",
2069 priv->fwrelease >> 24 & 0xff,
2070 priv->fwrelease >> 16 & 0xff,
2071 priv->fwrelease >> 8 & 0xff,
2072 priv->fwrelease & 0xff);
2074 mutex_unlock(&priv->lock);
2075 snprintf(fwversion, maxlen, fwver);
2080 * iwconfig settable callbacks
2082 static const iw_handler lbs_handler[] = {
2083 (iw_handler) NULL, /* SIOCSIWCOMMIT */
2084 (iw_handler) lbs_get_name, /* SIOCGIWNAME */
2085 (iw_handler) NULL, /* SIOCSIWNWID */
2086 (iw_handler) NULL, /* SIOCGIWNWID */
2087 (iw_handler) lbs_set_freq, /* SIOCSIWFREQ */
2088 (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */
2089 (iw_handler) lbs_set_mode, /* SIOCSIWMODE */
2090 (iw_handler) lbs_get_mode, /* SIOCGIWMODE */
2091 (iw_handler) NULL, /* SIOCSIWSENS */
2092 (iw_handler) NULL, /* SIOCGIWSENS */
2093 (iw_handler) NULL, /* SIOCSIWRANGE */
2094 (iw_handler) lbs_get_range, /* SIOCGIWRANGE */
2095 (iw_handler) NULL, /* SIOCSIWPRIV */
2096 (iw_handler) NULL, /* SIOCGIWPRIV */
2097 (iw_handler) NULL, /* SIOCSIWSTATS */
2098 (iw_handler) NULL, /* SIOCGIWSTATS */
2099 iw_handler_set_spy, /* SIOCSIWSPY */
2100 iw_handler_get_spy, /* SIOCGIWSPY */
2101 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
2102 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
2103 (iw_handler) lbs_set_wap, /* SIOCSIWAP */
2104 (iw_handler) lbs_get_wap, /* SIOCGIWAP */
2105 (iw_handler) NULL, /* SIOCSIWMLME */
2106 (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */
2107 (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */
2108 (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */
2109 (iw_handler) lbs_set_essid, /* SIOCSIWESSID */
2110 (iw_handler) lbs_get_essid, /* SIOCGIWESSID */
2111 (iw_handler) lbs_set_nick, /* SIOCSIWNICKN */
2112 (iw_handler) lbs_get_nick, /* SIOCGIWNICKN */
2113 (iw_handler) NULL, /* -- hole -- */
2114 (iw_handler) NULL, /* -- hole -- */
2115 (iw_handler) lbs_set_rate, /* SIOCSIWRATE */
2116 (iw_handler) lbs_get_rate, /* SIOCGIWRATE */
2117 (iw_handler) lbs_set_rts, /* SIOCSIWRTS */
2118 (iw_handler) lbs_get_rts, /* SIOCGIWRTS */
2119 (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */
2120 (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */
2121 (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */
2122 (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */
2123 (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */
2124 (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */
2125 (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */
2126 (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */
2127 (iw_handler) lbs_set_power, /* SIOCSIWPOWER */
2128 (iw_handler) lbs_get_power, /* SIOCGIWPOWER */
2129 (iw_handler) NULL, /* -- hole -- */
2130 (iw_handler) NULL, /* -- hole -- */
2131 (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */
2132 (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */
2133 (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */
2134 (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */
2135 (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */
2136 (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */
2137 (iw_handler) NULL, /* SIOCSIWPMKSA */
2140 static const iw_handler mesh_wlan_handler[] = {
2141 (iw_handler) NULL, /* SIOCSIWCOMMIT */
2142 (iw_handler) lbs_get_name, /* SIOCGIWNAME */
2143 (iw_handler) NULL, /* SIOCSIWNWID */
2144 (iw_handler) NULL, /* SIOCGIWNWID */
2145 (iw_handler) lbs_mesh_set_freq, /* SIOCSIWFREQ */
2146 (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */
2147 (iw_handler) NULL, /* SIOCSIWMODE */
2148 (iw_handler) mesh_wlan_get_mode, /* SIOCGIWMODE */
2149 (iw_handler) NULL, /* SIOCSIWSENS */
2150 (iw_handler) NULL, /* SIOCGIWSENS */
2151 (iw_handler) NULL, /* SIOCSIWRANGE */
2152 (iw_handler) lbs_get_range, /* SIOCGIWRANGE */
2153 (iw_handler) NULL, /* SIOCSIWPRIV */
2154 (iw_handler) NULL, /* SIOCGIWPRIV */
2155 (iw_handler) NULL, /* SIOCSIWSTATS */
2156 (iw_handler) NULL, /* SIOCGIWSTATS */
2157 iw_handler_set_spy, /* SIOCSIWSPY */
2158 iw_handler_get_spy, /* SIOCGIWSPY */
2159 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
2160 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
2161 (iw_handler) NULL, /* SIOCSIWAP */
2162 (iw_handler) NULL, /* SIOCGIWAP */
2163 (iw_handler) NULL, /* SIOCSIWMLME */
2164 (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */
2165 (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */
2166 (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */
2167 (iw_handler) lbs_mesh_set_essid,/* SIOCSIWESSID */
2168 (iw_handler) lbs_mesh_get_essid,/* SIOCGIWESSID */
2169 (iw_handler) NULL, /* SIOCSIWNICKN */
2170 (iw_handler) mesh_get_nick, /* SIOCGIWNICKN */
2171 (iw_handler) NULL, /* -- hole -- */
2172 (iw_handler) NULL, /* -- hole -- */
2173 (iw_handler) lbs_set_rate, /* SIOCSIWRATE */
2174 (iw_handler) lbs_get_rate, /* SIOCGIWRATE */
2175 (iw_handler) lbs_set_rts, /* SIOCSIWRTS */
2176 (iw_handler) lbs_get_rts, /* SIOCGIWRTS */
2177 (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */
2178 (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */
2179 (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */
2180 (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */
2181 (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */
2182 (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */
2183 (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */
2184 (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */
2185 (iw_handler) lbs_set_power, /* SIOCSIWPOWER */
2186 (iw_handler) lbs_get_power, /* SIOCGIWPOWER */
2187 (iw_handler) NULL, /* -- hole -- */
2188 (iw_handler) NULL, /* -- hole -- */
2189 (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */
2190 (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */
2191 (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */
2192 (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */
2193 (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */
2194 (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */
2195 (iw_handler) NULL, /* SIOCSIWPMKSA */
2197 struct iw_handler_def lbs_handler_def = {
2198 .num_standard = ARRAY_SIZE(lbs_handler),
2199 .standard = (iw_handler *) lbs_handler,
2200 .get_wireless_stats = lbs_get_wireless_stats,
2203 struct iw_handler_def mesh_handler_def = {
2204 .num_standard = ARRAY_SIZE(mesh_wlan_handler),
2205 .standard = (iw_handler *) mesh_wlan_handler,
2206 .get_wireless_stats = lbs_get_wireless_stats,