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>
25 static inline void lbs_postpone_association_work(struct lbs_private *priv)
27 if (priv->surpriseremoved)
29 cancel_delayed_work(&priv->assoc_work);
30 queue_delayed_work(priv->work_thread, &priv->assoc_work, HZ / 2);
33 static inline void lbs_cancel_association_work(struct lbs_private *priv)
35 cancel_delayed_work(&priv->assoc_work);
36 kfree(priv->pending_assoc_req);
37 priv->pending_assoc_req = NULL;
42 * @brief Find the channel frequency power info with specific channel
44 * @param priv A pointer to struct lbs_private structure
45 * @param band it can be BAND_A, BAND_G or BAND_B
46 * @param channel the channel for looking
47 * @return A pointer to struct chan_freq_power structure or NULL if not find.
49 struct chan_freq_power *lbs_find_cfp_by_band_and_channel(
50 struct lbs_private *priv,
54 struct chan_freq_power *cfp = NULL;
55 struct region_channel *rc;
58 for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) {
59 rc = &priv->region_channel[j];
62 rc = &priv->universal_channel[j];
63 if (!rc->valid || !rc->CFP)
67 for (i = 0; i < rc->nrcfp; i++) {
68 if (rc->CFP[i].channel == channel) {
76 lbs_deb_wext("lbs_find_cfp_by_band_and_channel: can't find "
77 "cfp by band %d / channel %d\n", band, channel);
83 * @brief Find the channel frequency power info with specific frequency
85 * @param priv A pointer to struct lbs_private structure
86 * @param band it can be BAND_A, BAND_G or BAND_B
87 * @param freq the frequency for looking
88 * @return A pointer to struct chan_freq_power structure or NULL if not find.
90 static struct chan_freq_power *find_cfp_by_band_and_freq(
91 struct lbs_private *priv,
95 struct chan_freq_power *cfp = NULL;
96 struct region_channel *rc;
99 for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) {
100 rc = &priv->region_channel[j];
103 rc = &priv->universal_channel[j];
104 if (!rc->valid || !rc->CFP)
106 if (rc->band != band)
108 for (i = 0; i < rc->nrcfp; i++) {
109 if (rc->CFP[i].freq == freq) {
117 lbs_deb_wext("find_cfp_by_band_and_freql: can't find cfp by "
118 "band %d / freq %d\n", band, freq);
125 * @brief Set Radio On/OFF
127 * @param priv A pointer to struct lbs_private structure
128 * @option Radio Option
129 * @return 0 --success, otherwise fail
131 static int lbs_radio_ioctl(struct lbs_private *priv, u8 option)
135 lbs_deb_enter(LBS_DEB_WEXT);
137 if (priv->radioon != option) {
138 lbs_deb_wext("switching radio %s\n", option ? "on" : "off");
139 priv->radioon = option;
141 ret = lbs_prepare_and_send_command(priv,
142 CMD_802_11_RADIO_CONTROL,
144 CMD_OPTION_WAITFORRSP, 0, NULL);
147 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
152 * @brief Copy active data rates based on adapter mode and status
154 * @param priv A pointer to struct lbs_private structure
155 * @param rate The buf to return the active rates
157 static void copy_active_data_rates(struct lbs_private *priv, u8 *rates)
159 lbs_deb_enter(LBS_DEB_WEXT);
161 if ((priv->connect_status != LBS_CONNECTED) &&
162 (priv->mesh_connect_status != LBS_CONNECTED))
163 memcpy(rates, lbs_bg_rates, MAX_RATES);
165 memcpy(rates, priv->curbssparams.rates, MAX_RATES);
167 lbs_deb_leave(LBS_DEB_WEXT);
170 static int lbs_get_name(struct net_device *dev, struct iw_request_info *info,
171 char *cwrq, char *extra)
174 lbs_deb_enter(LBS_DEB_WEXT);
176 /* We could add support for 802.11n here as needed. Jean II */
177 snprintf(cwrq, IFNAMSIZ, "IEEE 802.11b/g");
179 lbs_deb_leave(LBS_DEB_WEXT);
183 static int lbs_get_freq(struct net_device *dev, struct iw_request_info *info,
184 struct iw_freq *fwrq, char *extra)
186 struct lbs_private *priv = dev->priv;
187 struct chan_freq_power *cfp;
189 lbs_deb_enter(LBS_DEB_WEXT);
191 cfp = lbs_find_cfp_by_band_and_channel(priv, 0,
192 priv->curbssparams.channel);
195 if (priv->curbssparams.channel)
196 lbs_deb_wext("invalid channel %d\n",
197 priv->curbssparams.channel);
201 fwrq->m = (long)cfp->freq * 100000;
204 lbs_deb_wext("freq %u\n", fwrq->m);
205 lbs_deb_leave(LBS_DEB_WEXT);
209 static int lbs_get_wap(struct net_device *dev, struct iw_request_info *info,
210 struct sockaddr *awrq, char *extra)
212 struct lbs_private *priv = dev->priv;
214 lbs_deb_enter(LBS_DEB_WEXT);
216 if (priv->connect_status == LBS_CONNECTED) {
217 memcpy(awrq->sa_data, priv->curbssparams.bssid, ETH_ALEN);
219 memset(awrq->sa_data, 0, ETH_ALEN);
221 awrq->sa_family = ARPHRD_ETHER;
223 lbs_deb_leave(LBS_DEB_WEXT);
227 static int lbs_set_nick(struct net_device *dev, struct iw_request_info *info,
228 struct iw_point *dwrq, char *extra)
230 struct lbs_private *priv = dev->priv;
232 lbs_deb_enter(LBS_DEB_WEXT);
235 * Check the size of the string
238 if (dwrq->length > 16) {
242 mutex_lock(&priv->lock);
243 memset(priv->nodename, 0, sizeof(priv->nodename));
244 memcpy(priv->nodename, extra, dwrq->length);
245 mutex_unlock(&priv->lock);
247 lbs_deb_leave(LBS_DEB_WEXT);
251 static int lbs_get_nick(struct net_device *dev, struct iw_request_info *info,
252 struct iw_point *dwrq, char *extra)
254 struct lbs_private *priv = dev->priv;
256 lbs_deb_enter(LBS_DEB_WEXT);
258 dwrq->length = strlen(priv->nodename);
259 memcpy(extra, priv->nodename, dwrq->length);
260 extra[dwrq->length] = '\0';
262 dwrq->flags = 1; /* active */
264 lbs_deb_leave(LBS_DEB_WEXT);
268 static int mesh_get_nick(struct net_device *dev, struct iw_request_info *info,
269 struct iw_point *dwrq, char *extra)
271 struct lbs_private *priv = dev->priv;
273 lbs_deb_enter(LBS_DEB_WEXT);
275 /* Use nickname to indicate that mesh is on */
277 if (priv->mesh_connect_status == LBS_CONNECTED) {
278 strncpy(extra, "Mesh", 12);
280 dwrq->length = strlen(extra);
288 lbs_deb_leave(LBS_DEB_WEXT);
292 static int lbs_set_rts(struct net_device *dev, struct iw_request_info *info,
293 struct iw_param *vwrq, char *extra)
296 struct lbs_private *priv = dev->priv;
297 u32 rthr = vwrq->value;
299 lbs_deb_enter(LBS_DEB_WEXT);
301 if (vwrq->disabled) {
302 priv->rtsthsd = rthr = MRVDRV_RTS_MAX_VALUE;
304 if (rthr < MRVDRV_RTS_MIN_VALUE || rthr > MRVDRV_RTS_MAX_VALUE)
306 priv->rtsthsd = rthr;
309 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
310 CMD_ACT_SET, CMD_OPTION_WAITFORRSP,
311 OID_802_11_RTS_THRESHOLD, &rthr);
313 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
317 static int lbs_get_rts(struct net_device *dev, struct iw_request_info *info,
318 struct iw_param *vwrq, char *extra)
321 struct lbs_private *priv = dev->priv;
323 lbs_deb_enter(LBS_DEB_WEXT);
326 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
327 CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
328 OID_802_11_RTS_THRESHOLD, NULL);
332 vwrq->value = priv->rtsthsd;
333 vwrq->disabled = ((vwrq->value < MRVDRV_RTS_MIN_VALUE)
334 || (vwrq->value > MRVDRV_RTS_MAX_VALUE));
338 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
342 static int lbs_set_frag(struct net_device *dev, struct iw_request_info *info,
343 struct iw_param *vwrq, char *extra)
346 u32 fthr = vwrq->value;
347 struct lbs_private *priv = dev->priv;
349 lbs_deb_enter(LBS_DEB_WEXT);
351 if (vwrq->disabled) {
352 priv->fragthsd = fthr = MRVDRV_FRAG_MAX_VALUE;
354 if (fthr < MRVDRV_FRAG_MIN_VALUE
355 || fthr > MRVDRV_FRAG_MAX_VALUE)
357 priv->fragthsd = fthr;
360 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
361 CMD_ACT_SET, CMD_OPTION_WAITFORRSP,
362 OID_802_11_FRAGMENTATION_THRESHOLD, &fthr);
364 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
368 static int lbs_get_frag(struct net_device *dev, struct iw_request_info *info,
369 struct iw_param *vwrq, char *extra)
372 struct lbs_private *priv = dev->priv;
374 lbs_deb_enter(LBS_DEB_WEXT);
377 ret = lbs_prepare_and_send_command(priv,
379 CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
380 OID_802_11_FRAGMENTATION_THRESHOLD, NULL);
384 vwrq->value = priv->fragthsd;
385 vwrq->disabled = ((vwrq->value < MRVDRV_FRAG_MIN_VALUE)
386 || (vwrq->value > MRVDRV_FRAG_MAX_VALUE));
390 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
394 static int lbs_get_mode(struct net_device *dev,
395 struct iw_request_info *info, u32 * uwrq, char *extra)
397 struct lbs_private *priv = dev->priv;
399 lbs_deb_enter(LBS_DEB_WEXT);
403 lbs_deb_leave(LBS_DEB_WEXT);
407 static int mesh_wlan_get_mode(struct net_device *dev,
408 struct iw_request_info *info, u32 * uwrq,
411 lbs_deb_enter(LBS_DEB_WEXT);
413 *uwrq = IW_MODE_REPEAT ;
415 lbs_deb_leave(LBS_DEB_WEXT);
419 static int lbs_get_txpow(struct net_device *dev,
420 struct iw_request_info *info,
421 struct iw_param *vwrq, char *extra)
424 struct lbs_private *priv = dev->priv;
426 lbs_deb_enter(LBS_DEB_WEXT);
428 ret = lbs_prepare_and_send_command(priv,
429 CMD_802_11_RF_TX_POWER,
430 CMD_ACT_TX_POWER_OPT_GET,
431 CMD_OPTION_WAITFORRSP, 0, NULL);
436 lbs_deb_wext("tx power level %d dbm\n", priv->txpowerlevel);
437 vwrq->value = priv->txpowerlevel;
441 vwrq->flags = IW_TXPOW_DBM;
447 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
451 static int lbs_set_retry(struct net_device *dev, struct iw_request_info *info,
452 struct iw_param *vwrq, char *extra)
455 struct lbs_private *priv = dev->priv;
457 lbs_deb_enter(LBS_DEB_WEXT);
459 if (vwrq->flags == IW_RETRY_LIMIT) {
460 /* The MAC has a 4-bit Total_Tx_Count register
461 Total_Tx_Count = 1 + Tx_Retry_Count */
462 #define TX_RETRY_MIN 0
463 #define TX_RETRY_MAX 14
464 if (vwrq->value < TX_RETRY_MIN || vwrq->value > TX_RETRY_MAX)
467 /* Adding 1 to convert retry count to try count */
468 priv->txretrycount = vwrq->value + 1;
470 ret = lbs_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
472 CMD_OPTION_WAITFORRSP,
473 OID_802_11_TX_RETRYCOUNT, NULL);
482 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
486 static int lbs_get_retry(struct net_device *dev, struct iw_request_info *info,
487 struct iw_param *vwrq, char *extra)
489 struct lbs_private *priv = dev->priv;
492 lbs_deb_enter(LBS_DEB_WEXT);
494 priv->txretrycount = 0;
495 ret = lbs_prepare_and_send_command(priv,
497 CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
498 OID_802_11_TX_RETRYCOUNT, NULL);
504 vwrq->flags = IW_RETRY_LIMIT;
505 /* Subtract 1 to convert try count to retry count */
506 vwrq->value = priv->txretrycount - 1;
510 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
514 static inline void sort_channels(struct iw_freq *freq, int num)
519 for (i = 0; i < num; i++)
520 for (j = i + 1; j < num; j++)
521 if (freq[i].i > freq[j].i) {
525 freq[i].i = freq[j].i;
526 freq[i].m = freq[j].m;
536 Infra G(12) A(8) B(4) G(12)
537 Adhoc A+B(12) A(8) B(4) B(4)
545 * @brief Get Range Info
547 * @param dev A pointer to net_device structure
548 * @param info A pointer to iw_request_info structure
549 * @param vwrq A pointer to iw_param structure
550 * @param extra A pointer to extra data buf
551 * @return 0 --success, otherwise fail
553 static int lbs_get_range(struct net_device *dev, struct iw_request_info *info,
554 struct iw_point *dwrq, char *extra)
557 struct lbs_private *priv = dev->priv;
558 struct iw_range *range = (struct iw_range *)extra;
559 struct chan_freq_power *cfp;
560 u8 rates[MAX_RATES + 1];
564 lbs_deb_enter(LBS_DEB_WEXT);
566 dwrq->length = sizeof(struct iw_range);
567 memset(range, 0, sizeof(struct iw_range));
572 memset(rates, 0, sizeof(rates));
573 copy_active_data_rates(priv, rates);
574 range->num_bitrates = strnlen(rates, IW_MAX_BITRATES);
575 for (i = 0; i < range->num_bitrates; i++)
576 range->bitrate[i] = rates[i] * 500000;
577 range->num_bitrates = i;
578 lbs_deb_wext("IW_MAX_BITRATES %d, num_bitrates %d\n", IW_MAX_BITRATES,
579 range->num_bitrates);
581 range->num_frequency = 0;
583 range->scan_capa = IW_SCAN_CAPA_ESSID;
585 if (priv->enable11d &&
586 (priv->connect_status == LBS_CONNECTED ||
587 priv->mesh_connect_status == LBS_CONNECTED)) {
591 struct parsed_region_chan_11d *parsed_region_chan =
592 &priv->parsed_region_chan;
594 if (parsed_region_chan == NULL) {
595 lbs_deb_wext("11d: parsed_region_chan is NULL\n");
598 band = parsed_region_chan->band;
599 lbs_deb_wext("band %d, nr_char %d\n", band,
600 parsed_region_chan->nr_chan);
602 for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
603 && (i < parsed_region_chan->nr_chan); i++) {
604 chan_no = parsed_region_chan->chanpwr[i].chan;
605 lbs_deb_wext("chan_no %d\n", chan_no);
606 range->freq[range->num_frequency].i = (long)chan_no;
607 range->freq[range->num_frequency].m =
608 (long)lbs_chan_2_freq(chan_no) * 100000;
609 range->freq[range->num_frequency].e = 1;
610 range->num_frequency++;
615 for (j = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
616 && (j < ARRAY_SIZE(priv->region_channel)); j++) {
617 cfp = priv->region_channel[j].CFP;
618 for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
619 && priv->region_channel[j].valid
621 && (i < priv->region_channel[j].nrcfp); i++) {
622 range->freq[range->num_frequency].i =
624 range->freq[range->num_frequency].m =
625 (long)cfp->freq * 100000;
626 range->freq[range->num_frequency].e = 1;
628 range->num_frequency++;
633 lbs_deb_wext("IW_MAX_FREQUENCIES %d, num_frequency %d\n",
634 IW_MAX_FREQUENCIES, range->num_frequency);
636 range->num_channels = range->num_frequency;
638 sort_channels(&range->freq[0], range->num_frequency);
641 * Set an indication of the max TCP throughput in bit/s that we can
642 * expect using this interface
645 range->throughput = 5000 * 1000;
647 range->throughput = 1500 * 1000;
649 range->min_rts = MRVDRV_RTS_MIN_VALUE;
650 range->max_rts = MRVDRV_RTS_MAX_VALUE;
651 range->min_frag = MRVDRV_FRAG_MIN_VALUE;
652 range->max_frag = MRVDRV_FRAG_MAX_VALUE;
654 range->encoding_size[0] = 5;
655 range->encoding_size[1] = 13;
656 range->num_encoding_sizes = 2;
657 range->max_encoding_tokens = 4;
660 * Right now we support only "iwconfig ethX power on|off"
662 range->pm_capa = IW_POWER_ON;
665 * Minimum version we recommend
667 range->we_version_source = 15;
670 * Version we are compiled with
672 range->we_version_compiled = WIRELESS_EXT;
674 range->retry_capa = IW_RETRY_LIMIT;
675 range->retry_flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
677 range->min_retry = TX_RETRY_MIN;
678 range->max_retry = TX_RETRY_MAX;
681 * Set the qual, level and noise range values
683 range->max_qual.qual = 100;
684 range->max_qual.level = 0;
685 range->max_qual.noise = 0;
686 range->max_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
688 range->avg_qual.qual = 70;
689 /* TODO: Find real 'good' to 'bad' threshold value for RSSI */
690 range->avg_qual.level = 0;
691 range->avg_qual.noise = 0;
692 range->avg_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
694 range->sensitivity = 0;
697 * Setup the supported power level ranges
699 memset(range->txpower, 0, sizeof(range->txpower));
700 range->txpower[0] = 5;
701 range->txpower[1] = 7;
702 range->txpower[2] = 9;
703 range->txpower[3] = 11;
704 range->txpower[4] = 13;
705 range->txpower[5] = 15;
706 range->txpower[6] = 17;
707 range->txpower[7] = 19;
709 range->num_txpower = 8;
710 range->txpower_capa = IW_TXPOW_DBM;
711 range->txpower_capa |= IW_TXPOW_RANGE;
713 range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
714 IW_EVENT_CAPA_MASK(SIOCGIWAP) |
715 IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
716 range->event_capa[1] = IW_EVENT_CAPA_K_1;
718 if (priv->fwcapinfo & FW_CAPINFO_WPA) {
719 range->enc_capa = IW_ENC_CAPA_WPA
721 | IW_ENC_CAPA_CIPHER_TKIP
722 | IW_ENC_CAPA_CIPHER_CCMP;
726 lbs_deb_leave(LBS_DEB_WEXT);
730 static int lbs_set_power(struct net_device *dev, struct iw_request_info *info,
731 struct iw_param *vwrq, char *extra)
733 struct lbs_private *priv = dev->priv;
735 lbs_deb_enter(LBS_DEB_WEXT);
737 if (!priv->ps_supported) {
744 /* PS is currently supported only in Infrastructure mode
745 * Remove this check if it is to be supported in IBSS mode also
748 if (vwrq->disabled) {
749 priv->psmode = LBS802_11POWERMODECAM;
750 if (priv->psstate != PS_STATE_FULL_POWER) {
751 lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP);
757 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
759 "setting power timeout is not supported\n");
761 } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
762 lbs_deb_wext("setting power period not supported\n");
766 if (priv->psmode != LBS802_11POWERMODECAM) {
770 priv->psmode = LBS802_11POWERMODEMAX_PSP;
772 if (priv->connect_status == LBS_CONNECTED) {
773 lbs_ps_sleep(priv, CMD_OPTION_WAITFORRSP);
776 lbs_deb_leave(LBS_DEB_WEXT);
780 static int lbs_get_power(struct net_device *dev, struct iw_request_info *info,
781 struct iw_param *vwrq, char *extra)
783 struct lbs_private *priv = dev->priv;
785 lbs_deb_enter(LBS_DEB_WEXT);
789 vwrq->disabled = priv->psmode == LBS802_11POWERMODECAM
790 || priv->connect_status == LBS_DISCONNECTED;
792 lbs_deb_leave(LBS_DEB_WEXT);
796 static struct iw_statistics *lbs_get_wireless_stats(struct net_device *dev)
806 struct lbs_private *priv = dev->priv;
813 struct cmd_ds_802_11_get_log log;
815 lbs_deb_enter(LBS_DEB_WEXT);
817 priv->wstats.status = priv->mode;
819 /* If we're not associated, all quality values are meaningless */
820 if ((priv->connect_status != LBS_CONNECTED) &&
821 (priv->mesh_connect_status != LBS_CONNECTED))
824 /* Quality by RSSI */
825 priv->wstats.qual.level =
826 CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_NOAVG],
827 priv->NF[TYPE_BEACON][TYPE_NOAVG]);
829 if (priv->NF[TYPE_BEACON][TYPE_NOAVG] == 0) {
830 priv->wstats.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE;
832 priv->wstats.qual.noise =
833 CAL_NF(priv->NF[TYPE_BEACON][TYPE_NOAVG]);
836 lbs_deb_wext("signal level %#x\n", priv->wstats.qual.level);
837 lbs_deb_wext("noise %#x\n", priv->wstats.qual.noise);
839 rssi = priv->wstats.qual.level - priv->wstats.qual.noise;
841 rssi_qual = rssi * POOR / 10;
843 rssi_qual = (rssi - 15) * (FAIR - POOR) / 5 + POOR;
845 rssi_qual = (rssi - 20) * (GOOD - FAIR) / 5 + FAIR;
847 rssi_qual = (rssi - 30) * (VERY_GOOD - GOOD) /
850 rssi_qual = (rssi - 40) * (PERFECT - VERY_GOOD) /
854 /* Quality by TX errors */
855 priv->wstats.discard.retries = priv->stats.tx_errors;
857 memset(&log, 0, sizeof(log));
858 log.hdr.size = cpu_to_le16(sizeof(log));
859 lbs_cmd_with_response(priv, CMD_802_11_GET_LOG, &log);
861 tx_retries = le32_to_cpu(log.retry);
864 tx_qual = (90 - tx_retries) * POOR / 15;
865 else if (tx_retries > 70)
866 tx_qual = (75 - tx_retries) * (FAIR - POOR) / 5 + POOR;
867 else if (tx_retries > 65)
868 tx_qual = (70 - tx_retries) * (GOOD - FAIR) / 5 + FAIR;
869 else if (tx_retries > 50)
870 tx_qual = (65 - tx_retries) * (VERY_GOOD - GOOD) /
873 tx_qual = (50 - tx_retries) *
874 (PERFECT - VERY_GOOD) / 50 + VERY_GOOD;
875 quality = min(quality, tx_qual);
877 priv->wstats.discard.code = le32_to_cpu(log.wepundecryptable);
878 priv->wstats.discard.retries = tx_retries;
879 priv->wstats.discard.misc = le32_to_cpu(log.ackfailure);
881 /* Calculate quality */
882 priv->wstats.qual.qual = min_t(u8, quality, 100);
883 priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
886 /* update stats asynchronously for future calls */
887 lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0,
891 priv->wstats.miss.beacon = 0;
892 priv->wstats.discard.retries = 0;
893 priv->wstats.qual.qual = 0;
894 priv->wstats.qual.level = 0;
895 priv->wstats.qual.noise = 0;
896 priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED;
897 priv->wstats.qual.updated |= IW_QUAL_NOISE_INVALID |
898 IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID;
901 lbs_deb_leave(LBS_DEB_WEXT);
902 return &priv->wstats;
907 static int lbs_set_freq(struct net_device *dev, struct iw_request_info *info,
908 struct iw_freq *fwrq, char *extra)
911 struct lbs_private *priv = dev->priv;
912 struct chan_freq_power *cfp;
913 struct assoc_request * assoc_req;
915 lbs_deb_enter(LBS_DEB_WEXT);
917 mutex_lock(&priv->lock);
918 assoc_req = lbs_get_association_request(priv);
924 /* If setting by frequency, convert to a channel */
926 long f = fwrq->m / 100000;
928 cfp = find_cfp_by_band_and_freq(priv, 0, f);
930 lbs_deb_wext("invalid freq %ld\n", f);
935 fwrq->m = (int) cfp->channel;
938 /* Setting by channel number */
939 if (fwrq->m > 1000 || fwrq->e > 0) {
943 cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m);
948 assoc_req->channel = fwrq->m;
953 set_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags);
954 lbs_postpone_association_work(priv);
956 lbs_cancel_association_work(priv);
958 mutex_unlock(&priv->lock);
960 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
964 static int lbs_mesh_set_freq(struct net_device *dev,
965 struct iw_request_info *info,
966 struct iw_freq *fwrq, char *extra)
968 struct lbs_private *priv = dev->priv;
969 struct chan_freq_power *cfp;
972 lbs_deb_enter(LBS_DEB_WEXT);
974 /* If setting by frequency, convert to a channel */
976 long f = fwrq->m / 100000;
978 cfp = find_cfp_by_band_and_freq(priv, 0, f);
980 lbs_deb_wext("invalid freq %ld\n", f);
985 fwrq->m = (int) cfp->channel;
988 /* Setting by channel number */
989 if (fwrq->m > 1000 || fwrq->e > 0) {
993 cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m);
998 if (fwrq->m != priv->curbssparams.channel) {
999 lbs_deb_wext("mesh channel change forces eth disconnect\n");
1000 if (priv->mode == IW_MODE_INFRA)
1001 lbs_send_deauthentication(priv);
1002 else if (priv->mode == IW_MODE_ADHOC)
1003 lbs_stop_adhoc_network(priv);
1005 lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, fwrq->m);
1006 lbs_update_channel(priv);
1010 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1014 static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info,
1015 struct iw_param *vwrq, char *extra)
1017 struct lbs_private *priv = dev->priv;
1020 u8 rates[MAX_RATES + 1];
1022 lbs_deb_enter(LBS_DEB_WEXT);
1023 lbs_deb_wext("vwrq->value %d\n", vwrq->value);
1024 lbs_deb_wext("vwrq->fixed %d\n", vwrq->fixed);
1026 if (vwrq->fixed && vwrq->value == -1)
1030 priv->enablehwauto = !vwrq->fixed;
1032 if (vwrq->value == -1)
1035 if (vwrq->value % 100000)
1038 new_rate = vwrq->value / 500000;
1039 priv->cur_rate = new_rate;
1040 /* the rest is only needed for lbs_set_data_rate() */
1041 memset(rates, 0, sizeof(rates));
1042 copy_active_data_rates(priv, rates);
1043 if (!memchr(rates, new_rate, sizeof(rates))) {
1044 lbs_pr_alert("fixed data rate 0x%X out of range\n",
1050 /* Try the newer command first (Firmware Spec 5.1 and above) */
1051 ret = lbs_cmd_802_11_rate_adapt_rateset(priv, CMD_ACT_SET);
1053 /* Fallback to older version */
1055 ret = lbs_set_data_rate(priv, new_rate);
1058 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1062 static int lbs_get_rate(struct net_device *dev, struct iw_request_info *info,
1063 struct iw_param *vwrq, char *extra)
1065 struct lbs_private *priv = dev->priv;
1067 lbs_deb_enter(LBS_DEB_WEXT);
1069 if (priv->connect_status == LBS_CONNECTED) {
1070 vwrq->value = priv->cur_rate * 500000;
1072 if (priv->enablehwauto)
1082 lbs_deb_leave(LBS_DEB_WEXT);
1086 static int lbs_set_mode(struct net_device *dev,
1087 struct iw_request_info *info, u32 * uwrq, char *extra)
1090 struct lbs_private *priv = dev->priv;
1091 struct assoc_request * assoc_req;
1093 lbs_deb_enter(LBS_DEB_WEXT);
1095 if ( (*uwrq != IW_MODE_ADHOC)
1096 && (*uwrq != IW_MODE_INFRA)
1097 && (*uwrq != IW_MODE_AUTO)) {
1098 lbs_deb_wext("Invalid mode: 0x%x\n", *uwrq);
1103 mutex_lock(&priv->lock);
1104 assoc_req = lbs_get_association_request(priv);
1107 lbs_cancel_association_work(priv);
1109 assoc_req->mode = *uwrq;
1110 set_bit(ASSOC_FLAG_MODE, &assoc_req->flags);
1111 lbs_postpone_association_work(priv);
1112 lbs_deb_wext("Switching to mode: 0x%x\n", *uwrq);
1114 mutex_unlock(&priv->lock);
1117 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1123 * @brief Get Encryption key
1125 * @param dev A pointer to net_device structure
1126 * @param info A pointer to iw_request_info structure
1127 * @param vwrq A pointer to iw_param structure
1128 * @param extra A pointer to extra data buf
1129 * @return 0 --success, otherwise fail
1131 static int lbs_get_encode(struct net_device *dev,
1132 struct iw_request_info *info,
1133 struct iw_point *dwrq, u8 * extra)
1135 struct lbs_private *priv = dev->priv;
1136 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
1138 lbs_deb_enter(LBS_DEB_WEXT);
1140 lbs_deb_wext("flags 0x%x, index %d, length %d, wep_tx_keyidx %d\n",
1141 dwrq->flags, index, dwrq->length, priv->wep_tx_keyidx);
1145 /* Authentication method */
1146 switch (priv->secinfo.auth_mode) {
1147 case IW_AUTH_ALG_OPEN_SYSTEM:
1148 dwrq->flags = IW_ENCODE_OPEN;
1151 case IW_AUTH_ALG_SHARED_KEY:
1152 case IW_AUTH_ALG_LEAP:
1153 dwrq->flags = IW_ENCODE_RESTRICTED;
1156 dwrq->flags = IW_ENCODE_DISABLED | IW_ENCODE_OPEN;
1160 memset(extra, 0, 16);
1162 mutex_lock(&priv->lock);
1164 /* Default to returning current transmit key */
1166 index = priv->wep_tx_keyidx;
1168 if ((priv->wep_keys[index].len) && priv->secinfo.wep_enabled) {
1169 memcpy(extra, priv->wep_keys[index].key,
1170 priv->wep_keys[index].len);
1171 dwrq->length = priv->wep_keys[index].len;
1173 dwrq->flags |= (index + 1);
1174 /* Return WEP enabled */
1175 dwrq->flags &= ~IW_ENCODE_DISABLED;
1176 } else if ((priv->secinfo.WPAenabled)
1177 || (priv->secinfo.WPA2enabled)) {
1178 /* return WPA enabled */
1179 dwrq->flags &= ~IW_ENCODE_DISABLED;
1180 dwrq->flags |= IW_ENCODE_NOKEY;
1182 dwrq->flags |= IW_ENCODE_DISABLED;
1185 mutex_unlock(&priv->lock);
1187 lbs_deb_wext("key: %02x:%02x:%02x:%02x:%02x:%02x, keylen %d\n",
1188 extra[0], extra[1], extra[2],
1189 extra[3], extra[4], extra[5], dwrq->length);
1191 lbs_deb_wext("return flags 0x%x\n", dwrq->flags);
1193 lbs_deb_leave(LBS_DEB_WEXT);
1198 * @brief Set Encryption key (internal)
1200 * @param priv A pointer to private card structure
1201 * @param key_material A pointer to key material
1202 * @param key_length length of key material
1203 * @param index key index to set
1204 * @param set_tx_key Force set TX key (1 = yes, 0 = no)
1205 * @return 0 --success, otherwise fail
1207 static int lbs_set_wep_key(struct assoc_request *assoc_req,
1208 const char *key_material,
1214 struct enc_key *pkey;
1216 lbs_deb_enter(LBS_DEB_WEXT);
1218 /* Paranoid validation of key index */
1224 /* validate max key length */
1225 if (key_length > KEY_LEN_WEP_104) {
1230 pkey = &assoc_req->wep_keys[index];
1232 if (key_length > 0) {
1233 memset(pkey, 0, sizeof(struct enc_key));
1234 pkey->type = KEY_TYPE_ID_WEP;
1236 /* Standardize the key length */
1237 pkey->len = (key_length > KEY_LEN_WEP_40) ?
1238 KEY_LEN_WEP_104 : KEY_LEN_WEP_40;
1239 memcpy(pkey->key, key_material, key_length);
1243 /* Ensure the chosen key is valid */
1245 lbs_deb_wext("key not set, so cannot enable it\n");
1249 assoc_req->wep_tx_keyidx = index;
1252 assoc_req->secinfo.wep_enabled = 1;
1255 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1259 static int validate_key_index(u16 def_index, u16 raw_index,
1260 u16 *out_index, u16 *is_default)
1262 if (!out_index || !is_default)
1265 /* Verify index if present, otherwise use default TX key index */
1266 if (raw_index > 0) {
1269 *out_index = raw_index - 1;
1271 *out_index = def_index;
1277 static void disable_wep(struct assoc_request *assoc_req)
1281 lbs_deb_enter(LBS_DEB_WEXT);
1283 /* Set Open System auth mode */
1284 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1286 /* Clear WEP keys and mark WEP as disabled */
1287 assoc_req->secinfo.wep_enabled = 0;
1288 for (i = 0; i < 4; i++)
1289 assoc_req->wep_keys[i].len = 0;
1291 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1292 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1294 lbs_deb_leave(LBS_DEB_WEXT);
1297 static void disable_wpa(struct assoc_request *assoc_req)
1299 lbs_deb_enter(LBS_DEB_WEXT);
1301 memset(&assoc_req->wpa_mcast_key, 0, sizeof (struct enc_key));
1302 assoc_req->wpa_mcast_key.flags = KEY_INFO_WPA_MCAST;
1303 set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
1305 memset(&assoc_req->wpa_unicast_key, 0, sizeof (struct enc_key));
1306 assoc_req->wpa_unicast_key.flags = KEY_INFO_WPA_UNICAST;
1307 set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
1309 assoc_req->secinfo.WPAenabled = 0;
1310 assoc_req->secinfo.WPA2enabled = 0;
1311 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1313 lbs_deb_leave(LBS_DEB_WEXT);
1317 * @brief Set Encryption key
1319 * @param dev A pointer to net_device structure
1320 * @param info A pointer to iw_request_info structure
1321 * @param vwrq A pointer to iw_param structure
1322 * @param extra A pointer to extra data buf
1323 * @return 0 --success, otherwise fail
1325 static int lbs_set_encode(struct net_device *dev,
1326 struct iw_request_info *info,
1327 struct iw_point *dwrq, char *extra)
1330 struct lbs_private *priv = dev->priv;
1331 struct assoc_request * assoc_req;
1332 u16 is_default = 0, index = 0, set_tx_key = 0;
1334 lbs_deb_enter(LBS_DEB_WEXT);
1336 mutex_lock(&priv->lock);
1337 assoc_req = lbs_get_association_request(priv);
1343 if (dwrq->flags & IW_ENCODE_DISABLED) {
1344 disable_wep (assoc_req);
1345 disable_wpa (assoc_req);
1349 ret = validate_key_index(assoc_req->wep_tx_keyidx,
1350 (dwrq->flags & IW_ENCODE_INDEX),
1351 &index, &is_default);
1357 /* If WEP isn't enabled, or if there is no key data but a valid
1358 * index, set the TX key.
1360 if (!assoc_req->secinfo.wep_enabled || (dwrq->length == 0 && !is_default))
1363 ret = lbs_set_wep_key(assoc_req, extra, dwrq->length, index, set_tx_key);
1368 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1370 set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
1372 if (dwrq->flags & IW_ENCODE_RESTRICTED) {
1373 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1374 } else if (dwrq->flags & IW_ENCODE_OPEN) {
1375 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1380 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1381 lbs_postpone_association_work(priv);
1383 lbs_cancel_association_work(priv);
1385 mutex_unlock(&priv->lock);
1387 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1392 * @brief Get Extended Encryption key (WPA/802.1x and WEP)
1394 * @param dev A pointer to net_device structure
1395 * @param info A pointer to iw_request_info structure
1396 * @param vwrq A pointer to iw_param structure
1397 * @param extra A pointer to extra data buf
1398 * @return 0 on success, otherwise failure
1400 static int lbs_get_encodeext(struct net_device *dev,
1401 struct iw_request_info *info,
1402 struct iw_point *dwrq,
1406 struct lbs_private *priv = dev->priv;
1407 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
1408 int index, max_key_len;
1410 lbs_deb_enter(LBS_DEB_WEXT);
1412 max_key_len = dwrq->length - sizeof(*ext);
1413 if (max_key_len < 0)
1416 index = dwrq->flags & IW_ENCODE_INDEX;
1418 if (index < 1 || index > 4)
1422 index = priv->wep_tx_keyidx;
1425 if (!(ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) &&
1426 ext->alg != IW_ENCODE_ALG_WEP) {
1427 if (index != 0 || priv->mode != IW_MODE_INFRA)
1431 dwrq->flags = index + 1;
1432 memset(ext, 0, sizeof(*ext));
1434 if ( !priv->secinfo.wep_enabled
1435 && !priv->secinfo.WPAenabled
1436 && !priv->secinfo.WPA2enabled) {
1437 ext->alg = IW_ENCODE_ALG_NONE;
1439 dwrq->flags |= IW_ENCODE_DISABLED;
1443 if ( priv->secinfo.wep_enabled
1444 && !priv->secinfo.WPAenabled
1445 && !priv->secinfo.WPA2enabled) {
1447 ext->alg = IW_ENCODE_ALG_WEP;
1448 ext->key_len = priv->wep_keys[index].len;
1449 key = &priv->wep_keys[index].key[0];
1450 } else if ( !priv->secinfo.wep_enabled
1451 && (priv->secinfo.WPAenabled ||
1452 priv->secinfo.WPA2enabled)) {
1454 struct enc_key * pkey = NULL;
1456 if ( priv->wpa_mcast_key.len
1457 && (priv->wpa_mcast_key.flags & KEY_INFO_WPA_ENABLED))
1458 pkey = &priv->wpa_mcast_key;
1459 else if ( priv->wpa_unicast_key.len
1460 && (priv->wpa_unicast_key.flags & KEY_INFO_WPA_ENABLED))
1461 pkey = &priv->wpa_unicast_key;
1464 if (pkey->type == KEY_TYPE_ID_AES) {
1465 ext->alg = IW_ENCODE_ALG_CCMP;
1467 ext->alg = IW_ENCODE_ALG_TKIP;
1469 ext->key_len = pkey->len;
1470 key = &pkey->key[0];
1472 ext->alg = IW_ENCODE_ALG_TKIP;
1479 if (ext->key_len > max_key_len) {
1485 memcpy(ext->key, key, ext->key_len);
1487 dwrq->flags |= IW_ENCODE_NOKEY;
1488 dwrq->flags |= IW_ENCODE_ENABLED;
1493 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1498 * @brief Set Encryption key Extended (WPA/802.1x and WEP)
1500 * @param dev A pointer to net_device structure
1501 * @param info A pointer to iw_request_info structure
1502 * @param vwrq A pointer to iw_param structure
1503 * @param extra A pointer to extra data buf
1504 * @return 0 --success, otherwise fail
1506 static int lbs_set_encodeext(struct net_device *dev,
1507 struct iw_request_info *info,
1508 struct iw_point *dwrq,
1512 struct lbs_private *priv = dev->priv;
1513 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
1515 struct assoc_request * assoc_req;
1517 lbs_deb_enter(LBS_DEB_WEXT);
1519 mutex_lock(&priv->lock);
1520 assoc_req = lbs_get_association_request(priv);
1526 if ((alg == IW_ENCODE_ALG_NONE) || (dwrq->flags & IW_ENCODE_DISABLED)) {
1527 disable_wep (assoc_req);
1528 disable_wpa (assoc_req);
1529 } else if (alg == IW_ENCODE_ALG_WEP) {
1530 u16 is_default = 0, index, set_tx_key = 0;
1532 ret = validate_key_index(assoc_req->wep_tx_keyidx,
1533 (dwrq->flags & IW_ENCODE_INDEX),
1534 &index, &is_default);
1538 /* If WEP isn't enabled, or if there is no key data but a valid
1539 * index, or if the set-TX-key flag was passed, set the TX key.
1541 if ( !assoc_req->secinfo.wep_enabled
1542 || (dwrq->length == 0 && !is_default)
1543 || (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY))
1546 /* Copy key to driver */
1547 ret = lbs_set_wep_key(assoc_req, ext->key, ext->key_len, index,
1552 if (dwrq->flags & IW_ENCODE_RESTRICTED) {
1553 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1554 } else if (dwrq->flags & IW_ENCODE_OPEN) {
1555 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1558 /* Mark the various WEP bits as modified */
1559 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1561 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1563 set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
1564 } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) {
1565 struct enc_key * pkey;
1567 /* validate key length */
1568 if (((alg == IW_ENCODE_ALG_TKIP)
1569 && (ext->key_len != KEY_LEN_WPA_TKIP))
1570 || ((alg == IW_ENCODE_ALG_CCMP)
1571 && (ext->key_len != KEY_LEN_WPA_AES))) {
1572 lbs_deb_wext("invalid size %d for key of alg "
1580 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
1581 pkey = &assoc_req->wpa_mcast_key;
1582 set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
1584 pkey = &assoc_req->wpa_unicast_key;
1585 set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
1588 memset(pkey, 0, sizeof (struct enc_key));
1589 memcpy(pkey->key, ext->key, ext->key_len);
1590 pkey->len = ext->key_len;
1592 pkey->flags |= KEY_INFO_WPA_ENABLED;
1594 /* Do this after zeroing key structure */
1595 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
1596 pkey->flags |= KEY_INFO_WPA_MCAST;
1598 pkey->flags |= KEY_INFO_WPA_UNICAST;
1601 if (alg == IW_ENCODE_ALG_TKIP) {
1602 pkey->type = KEY_TYPE_ID_TKIP;
1603 } else if (alg == IW_ENCODE_ALG_CCMP) {
1604 pkey->type = KEY_TYPE_ID_AES;
1607 /* If WPA isn't enabled yet, do that now */
1608 if ( assoc_req->secinfo.WPAenabled == 0
1609 && assoc_req->secinfo.WPA2enabled == 0) {
1610 assoc_req->secinfo.WPAenabled = 1;
1611 assoc_req->secinfo.WPA2enabled = 1;
1612 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1615 disable_wep (assoc_req);
1620 lbs_postpone_association_work(priv);
1622 lbs_cancel_association_work(priv);
1624 mutex_unlock(&priv->lock);
1626 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1631 static int lbs_set_genie(struct net_device *dev,
1632 struct iw_request_info *info,
1633 struct iw_point *dwrq,
1636 struct lbs_private *priv = dev->priv;
1638 struct assoc_request * assoc_req;
1640 lbs_deb_enter(LBS_DEB_WEXT);
1642 mutex_lock(&priv->lock);
1643 assoc_req = lbs_get_association_request(priv);
1649 if (dwrq->length > MAX_WPA_IE_LEN ||
1650 (dwrq->length && extra == NULL)) {
1656 memcpy(&assoc_req->wpa_ie[0], extra, dwrq->length);
1657 assoc_req->wpa_ie_len = dwrq->length;
1659 memset(&assoc_req->wpa_ie[0], 0, sizeof(priv->wpa_ie));
1660 assoc_req->wpa_ie_len = 0;
1665 set_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags);
1666 lbs_postpone_association_work(priv);
1668 lbs_cancel_association_work(priv);
1670 mutex_unlock(&priv->lock);
1672 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1676 static int lbs_get_genie(struct net_device *dev,
1677 struct iw_request_info *info,
1678 struct iw_point *dwrq,
1682 struct lbs_private *priv = dev->priv;
1684 lbs_deb_enter(LBS_DEB_WEXT);
1686 if (priv->wpa_ie_len == 0) {
1691 if (dwrq->length < priv->wpa_ie_len) {
1696 dwrq->length = priv->wpa_ie_len;
1697 memcpy(extra, &priv->wpa_ie[0], priv->wpa_ie_len);
1700 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1705 static int lbs_set_auth(struct net_device *dev,
1706 struct iw_request_info *info,
1707 struct iw_param *dwrq,
1710 struct lbs_private *priv = dev->priv;
1711 struct assoc_request * assoc_req;
1715 lbs_deb_enter(LBS_DEB_WEXT);
1717 mutex_lock(&priv->lock);
1718 assoc_req = lbs_get_association_request(priv);
1724 switch (dwrq->flags & IW_AUTH_INDEX) {
1725 case IW_AUTH_TKIP_COUNTERMEASURES:
1726 case IW_AUTH_CIPHER_PAIRWISE:
1727 case IW_AUTH_CIPHER_GROUP:
1728 case IW_AUTH_KEY_MGMT:
1729 case IW_AUTH_DROP_UNENCRYPTED:
1731 * libertas does not use these parameters
1735 case IW_AUTH_WPA_VERSION:
1736 if (dwrq->value & IW_AUTH_WPA_VERSION_DISABLED) {
1737 assoc_req->secinfo.WPAenabled = 0;
1738 assoc_req->secinfo.WPA2enabled = 0;
1739 disable_wpa (assoc_req);
1741 if (dwrq->value & IW_AUTH_WPA_VERSION_WPA) {
1742 assoc_req->secinfo.WPAenabled = 1;
1743 assoc_req->secinfo.wep_enabled = 0;
1744 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1746 if (dwrq->value & IW_AUTH_WPA_VERSION_WPA2) {
1747 assoc_req->secinfo.WPA2enabled = 1;
1748 assoc_req->secinfo.wep_enabled = 0;
1749 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1754 case IW_AUTH_80211_AUTH_ALG:
1755 if (dwrq->value & IW_AUTH_ALG_SHARED_KEY) {
1756 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1757 } else if (dwrq->value & IW_AUTH_ALG_OPEN_SYSTEM) {
1758 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1759 } else if (dwrq->value & IW_AUTH_ALG_LEAP) {
1760 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_LEAP;
1767 case IW_AUTH_WPA_ENABLED:
1769 if (!assoc_req->secinfo.WPAenabled &&
1770 !assoc_req->secinfo.WPA2enabled) {
1771 assoc_req->secinfo.WPAenabled = 1;
1772 assoc_req->secinfo.WPA2enabled = 1;
1773 assoc_req->secinfo.wep_enabled = 0;
1774 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1777 assoc_req->secinfo.WPAenabled = 0;
1778 assoc_req->secinfo.WPA2enabled = 0;
1779 disable_wpa (assoc_req);
1792 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1793 lbs_postpone_association_work(priv);
1794 } else if (ret != -EOPNOTSUPP) {
1795 lbs_cancel_association_work(priv);
1797 mutex_unlock(&priv->lock);
1799 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1803 static int lbs_get_auth(struct net_device *dev,
1804 struct iw_request_info *info,
1805 struct iw_param *dwrq,
1809 struct lbs_private *priv = dev->priv;
1811 lbs_deb_enter(LBS_DEB_WEXT);
1813 switch (dwrq->flags & IW_AUTH_INDEX) {
1814 case IW_AUTH_WPA_VERSION:
1816 if (priv->secinfo.WPAenabled)
1817 dwrq->value |= IW_AUTH_WPA_VERSION_WPA;
1818 if (priv->secinfo.WPA2enabled)
1819 dwrq->value |= IW_AUTH_WPA_VERSION_WPA2;
1821 dwrq->value |= IW_AUTH_WPA_VERSION_DISABLED;
1824 case IW_AUTH_80211_AUTH_ALG:
1825 dwrq->value = priv->secinfo.auth_mode;
1828 case IW_AUTH_WPA_ENABLED:
1829 if (priv->secinfo.WPAenabled && priv->secinfo.WPA2enabled)
1837 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1842 static int lbs_set_txpow(struct net_device *dev, struct iw_request_info *info,
1843 struct iw_param *vwrq, char *extra)
1846 struct lbs_private *priv = dev->priv;
1850 lbs_deb_enter(LBS_DEB_WEXT);
1852 if (vwrq->disabled) {
1853 lbs_radio_ioctl(priv, RADIO_OFF);
1857 priv->preamble = CMD_TYPE_AUTO_PREAMBLE;
1859 lbs_radio_ioctl(priv, RADIO_ON);
1861 /* Userspace check in iwrange if it should use dBm or mW,
1862 * therefore this should never happen... Jean II */
1863 if ((vwrq->flags & IW_TXPOW_TYPE) == IW_TXPOW_MWATT) {
1866 dbm = (u16) vwrq->value;
1868 /* auto tx power control */
1870 if (vwrq->fixed == 0)
1873 lbs_deb_wext("txpower set %d dbm\n", dbm);
1875 ret = lbs_prepare_and_send_command(priv,
1876 CMD_802_11_RF_TX_POWER,
1877 CMD_ACT_TX_POWER_OPT_SET_LOW,
1878 CMD_OPTION_WAITFORRSP, 0, (void *)&dbm);
1880 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1884 static int lbs_get_essid(struct net_device *dev, struct iw_request_info *info,
1885 struct iw_point *dwrq, char *extra)
1887 struct lbs_private *priv = dev->priv;
1889 lbs_deb_enter(LBS_DEB_WEXT);
1892 * Note : if dwrq->flags != 0, we should get the relevant SSID from
1897 * Get the current SSID
1899 if (priv->connect_status == LBS_CONNECTED) {
1900 memcpy(extra, priv->curbssparams.ssid,
1901 priv->curbssparams.ssid_len);
1902 extra[priv->curbssparams.ssid_len] = '\0';
1904 memset(extra, 0, 32);
1905 extra[priv->curbssparams.ssid_len] = '\0';
1908 * If none, we may want to get the one that was set
1911 dwrq->length = priv->curbssparams.ssid_len;
1913 dwrq->flags = 1; /* active */
1915 lbs_deb_leave(LBS_DEB_WEXT);
1919 static int lbs_set_essid(struct net_device *dev, struct iw_request_info *info,
1920 struct iw_point *dwrq, char *extra)
1922 struct lbs_private *priv = dev->priv;
1924 u8 ssid[IW_ESSID_MAX_SIZE];
1926 struct assoc_request * assoc_req;
1927 int in_ssid_len = dwrq->length;
1929 lbs_deb_enter(LBS_DEB_WEXT);
1931 /* Check the size of the string */
1932 if (in_ssid_len > IW_ESSID_MAX_SIZE) {
1937 memset(&ssid, 0, sizeof(ssid));
1939 if (!dwrq->flags || !in_ssid_len) {
1940 /* "any" SSID requested; leave SSID blank */
1942 /* Specific SSID requested */
1943 memcpy(&ssid, extra, in_ssid_len);
1944 ssid_len = in_ssid_len;
1948 lbs_deb_wext("requested any SSID\n");
1950 lbs_deb_wext("requested SSID '%s'\n",
1951 escape_essid(ssid, ssid_len));
1955 mutex_lock(&priv->lock);
1957 /* Get or create the current association request */
1958 assoc_req = lbs_get_association_request(priv);
1962 /* Copy the SSID to the association request */
1963 memcpy(&assoc_req->ssid, &ssid, IW_ESSID_MAX_SIZE);
1964 assoc_req->ssid_len = ssid_len;
1965 set_bit(ASSOC_FLAG_SSID, &assoc_req->flags);
1966 lbs_postpone_association_work(priv);
1970 /* Cancel the association request if there was an error */
1972 lbs_cancel_association_work(priv);
1975 mutex_unlock(&priv->lock);
1977 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1981 static int lbs_mesh_get_essid(struct net_device *dev,
1982 struct iw_request_info *info,
1983 struct iw_point *dwrq, char *extra)
1985 struct lbs_private *priv = dev->priv;
1987 lbs_deb_enter(LBS_DEB_WEXT);
1989 memcpy(extra, priv->mesh_ssid, priv->mesh_ssid_len);
1991 dwrq->length = priv->mesh_ssid_len;
1993 dwrq->flags = 1; /* active */
1995 lbs_deb_leave(LBS_DEB_WEXT);
1999 static int lbs_mesh_set_essid(struct net_device *dev,
2000 struct iw_request_info *info,
2001 struct iw_point *dwrq, char *extra)
2003 struct lbs_private *priv = dev->priv;
2006 lbs_deb_enter(LBS_DEB_WEXT);
2008 /* Check the size of the string */
2009 if (dwrq->length > IW_ESSID_MAX_SIZE) {
2014 if (!dwrq->flags || !dwrq->length) {
2018 /* Specific SSID requested */
2019 memcpy(priv->mesh_ssid, extra, dwrq->length);
2020 priv->mesh_ssid_len = dwrq->length;
2023 lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START,
2024 priv->curbssparams.channel);
2026 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
2031 * @brief Connect to the AP or Ad-hoc Network with specific bssid
2033 * @param dev A pointer to net_device structure
2034 * @param info A pointer to iw_request_info structure
2035 * @param awrq A pointer to iw_param structure
2036 * @param extra A pointer to extra data buf
2037 * @return 0 --success, otherwise fail
2039 static int lbs_set_wap(struct net_device *dev, struct iw_request_info *info,
2040 struct sockaddr *awrq, char *extra)
2042 struct lbs_private *priv = dev->priv;
2043 struct assoc_request * assoc_req;
2045 DECLARE_MAC_BUF(mac);
2047 lbs_deb_enter(LBS_DEB_WEXT);
2049 if (awrq->sa_family != ARPHRD_ETHER)
2052 lbs_deb_wext("ASSOC: WAP: sa_data %s\n", print_mac(mac, awrq->sa_data));
2054 mutex_lock(&priv->lock);
2056 /* Get or create the current association request */
2057 assoc_req = lbs_get_association_request(priv);
2059 lbs_cancel_association_work(priv);
2062 /* Copy the BSSID to the association request */
2063 memcpy(&assoc_req->bssid, awrq->sa_data, ETH_ALEN);
2064 set_bit(ASSOC_FLAG_BSSID, &assoc_req->flags);
2065 lbs_postpone_association_work(priv);
2068 mutex_unlock(&priv->lock);
2074 * iwconfig settable callbacks
2076 static const iw_handler lbs_handler[] = {
2077 (iw_handler) NULL, /* SIOCSIWCOMMIT */
2078 (iw_handler) lbs_get_name, /* SIOCGIWNAME */
2079 (iw_handler) NULL, /* SIOCSIWNWID */
2080 (iw_handler) NULL, /* SIOCGIWNWID */
2081 (iw_handler) lbs_set_freq, /* SIOCSIWFREQ */
2082 (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */
2083 (iw_handler) lbs_set_mode, /* SIOCSIWMODE */
2084 (iw_handler) lbs_get_mode, /* SIOCGIWMODE */
2085 (iw_handler) NULL, /* SIOCSIWSENS */
2086 (iw_handler) NULL, /* SIOCGIWSENS */
2087 (iw_handler) NULL, /* SIOCSIWRANGE */
2088 (iw_handler) lbs_get_range, /* SIOCGIWRANGE */
2089 (iw_handler) NULL, /* SIOCSIWPRIV */
2090 (iw_handler) NULL, /* SIOCGIWPRIV */
2091 (iw_handler) NULL, /* SIOCSIWSTATS */
2092 (iw_handler) NULL, /* SIOCGIWSTATS */
2093 iw_handler_set_spy, /* SIOCSIWSPY */
2094 iw_handler_get_spy, /* SIOCGIWSPY */
2095 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
2096 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
2097 (iw_handler) lbs_set_wap, /* SIOCSIWAP */
2098 (iw_handler) lbs_get_wap, /* SIOCGIWAP */
2099 (iw_handler) NULL, /* SIOCSIWMLME */
2100 (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */
2101 (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */
2102 (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */
2103 (iw_handler) lbs_set_essid, /* SIOCSIWESSID */
2104 (iw_handler) lbs_get_essid, /* SIOCGIWESSID */
2105 (iw_handler) lbs_set_nick, /* SIOCSIWNICKN */
2106 (iw_handler) lbs_get_nick, /* SIOCGIWNICKN */
2107 (iw_handler) NULL, /* -- hole -- */
2108 (iw_handler) NULL, /* -- hole -- */
2109 (iw_handler) lbs_set_rate, /* SIOCSIWRATE */
2110 (iw_handler) lbs_get_rate, /* SIOCGIWRATE */
2111 (iw_handler) lbs_set_rts, /* SIOCSIWRTS */
2112 (iw_handler) lbs_get_rts, /* SIOCGIWRTS */
2113 (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */
2114 (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */
2115 (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */
2116 (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */
2117 (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */
2118 (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */
2119 (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */
2120 (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */
2121 (iw_handler) lbs_set_power, /* SIOCSIWPOWER */
2122 (iw_handler) lbs_get_power, /* SIOCGIWPOWER */
2123 (iw_handler) NULL, /* -- hole -- */
2124 (iw_handler) NULL, /* -- hole -- */
2125 (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */
2126 (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */
2127 (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */
2128 (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */
2129 (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */
2130 (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */
2131 (iw_handler) NULL, /* SIOCSIWPMKSA */
2134 static const iw_handler mesh_wlan_handler[] = {
2135 (iw_handler) NULL, /* SIOCSIWCOMMIT */
2136 (iw_handler) lbs_get_name, /* SIOCGIWNAME */
2137 (iw_handler) NULL, /* SIOCSIWNWID */
2138 (iw_handler) NULL, /* SIOCGIWNWID */
2139 (iw_handler) lbs_mesh_set_freq, /* SIOCSIWFREQ */
2140 (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */
2141 (iw_handler) NULL, /* SIOCSIWMODE */
2142 (iw_handler) mesh_wlan_get_mode, /* SIOCGIWMODE */
2143 (iw_handler) NULL, /* SIOCSIWSENS */
2144 (iw_handler) NULL, /* SIOCGIWSENS */
2145 (iw_handler) NULL, /* SIOCSIWRANGE */
2146 (iw_handler) lbs_get_range, /* SIOCGIWRANGE */
2147 (iw_handler) NULL, /* SIOCSIWPRIV */
2148 (iw_handler) NULL, /* SIOCGIWPRIV */
2149 (iw_handler) NULL, /* SIOCSIWSTATS */
2150 (iw_handler) NULL, /* SIOCGIWSTATS */
2151 iw_handler_set_spy, /* SIOCSIWSPY */
2152 iw_handler_get_spy, /* SIOCGIWSPY */
2153 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
2154 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
2155 (iw_handler) NULL, /* SIOCSIWAP */
2156 (iw_handler) NULL, /* SIOCGIWAP */
2157 (iw_handler) NULL, /* SIOCSIWMLME */
2158 (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */
2159 (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */
2160 (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */
2161 (iw_handler) lbs_mesh_set_essid,/* SIOCSIWESSID */
2162 (iw_handler) lbs_mesh_get_essid,/* SIOCGIWESSID */
2163 (iw_handler) NULL, /* SIOCSIWNICKN */
2164 (iw_handler) mesh_get_nick, /* SIOCGIWNICKN */
2165 (iw_handler) NULL, /* -- hole -- */
2166 (iw_handler) NULL, /* -- hole -- */
2167 (iw_handler) lbs_set_rate, /* SIOCSIWRATE */
2168 (iw_handler) lbs_get_rate, /* SIOCGIWRATE */
2169 (iw_handler) lbs_set_rts, /* SIOCSIWRTS */
2170 (iw_handler) lbs_get_rts, /* SIOCGIWRTS */
2171 (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */
2172 (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */
2173 (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */
2174 (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */
2175 (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */
2176 (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */
2177 (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */
2178 (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */
2179 (iw_handler) lbs_set_power, /* SIOCSIWPOWER */
2180 (iw_handler) lbs_get_power, /* SIOCGIWPOWER */
2181 (iw_handler) NULL, /* -- hole -- */
2182 (iw_handler) NULL, /* -- hole -- */
2183 (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */
2184 (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */
2185 (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */
2186 (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */
2187 (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */
2188 (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */
2189 (iw_handler) NULL, /* SIOCSIWPMKSA */
2191 struct iw_handler_def lbs_handler_def = {
2192 .num_standard = ARRAY_SIZE(lbs_handler),
2193 .standard = (iw_handler *) lbs_handler,
2194 .get_wireless_stats = lbs_get_wireless_stats,
2197 struct iw_handler_def mesh_handler_def = {
2198 .num_standard = ARRAY_SIZE(mesh_wlan_handler),
2199 .standard = (iw_handler *) mesh_wlan_handler,
2200 .get_wireless_stats = lbs_get_wireless_stats,