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;
582 if (priv->enable11d &&
583 (priv->connect_status == LBS_CONNECTED ||
584 priv->mesh_connect_status == LBS_CONNECTED)) {
588 struct parsed_region_chan_11d *parsed_region_chan =
589 &priv->parsed_region_chan;
591 if (parsed_region_chan == NULL) {
592 lbs_deb_wext("11d: parsed_region_chan is NULL\n");
595 band = parsed_region_chan->band;
596 lbs_deb_wext("band %d, nr_char %d\n", band,
597 parsed_region_chan->nr_chan);
599 for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
600 && (i < parsed_region_chan->nr_chan); i++) {
601 chan_no = parsed_region_chan->chanpwr[i].chan;
602 lbs_deb_wext("chan_no %d\n", chan_no);
603 range->freq[range->num_frequency].i = (long)chan_no;
604 range->freq[range->num_frequency].m =
605 (long)lbs_chan_2_freq(chan_no, band) * 100000;
606 range->freq[range->num_frequency].e = 1;
607 range->num_frequency++;
612 for (j = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
613 && (j < ARRAY_SIZE(priv->region_channel)); j++) {
614 cfp = priv->region_channel[j].CFP;
615 for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
616 && priv->region_channel[j].valid
618 && (i < priv->region_channel[j].nrcfp); i++) {
619 range->freq[range->num_frequency].i =
621 range->freq[range->num_frequency].m =
622 (long)cfp->freq * 100000;
623 range->freq[range->num_frequency].e = 1;
625 range->num_frequency++;
630 lbs_deb_wext("IW_MAX_FREQUENCIES %d, num_frequency %d\n",
631 IW_MAX_FREQUENCIES, range->num_frequency);
633 range->num_channels = range->num_frequency;
635 sort_channels(&range->freq[0], range->num_frequency);
638 * Set an indication of the max TCP throughput in bit/s that we can
639 * expect using this interface
642 range->throughput = 5000 * 1000;
644 range->throughput = 1500 * 1000;
646 range->min_rts = MRVDRV_RTS_MIN_VALUE;
647 range->max_rts = MRVDRV_RTS_MAX_VALUE;
648 range->min_frag = MRVDRV_FRAG_MIN_VALUE;
649 range->max_frag = MRVDRV_FRAG_MAX_VALUE;
651 range->encoding_size[0] = 5;
652 range->encoding_size[1] = 13;
653 range->num_encoding_sizes = 2;
654 range->max_encoding_tokens = 4;
656 range->min_pmp = 1000000;
657 range->max_pmp = 120000000;
658 range->min_pmt = 1000;
659 range->max_pmt = 1000000;
660 range->pmp_flags = IW_POWER_PERIOD;
661 range->pmt_flags = IW_POWER_TIMEOUT;
662 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
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 /* PS is currently supported only in Infrastructure mode
738 * Remove this check if it is to be supported in IBSS mode also
741 if (vwrq->disabled) {
742 priv->psmode = LBS802_11POWERMODECAM;
743 if (priv->psstate != PS_STATE_FULL_POWER) {
744 lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP);
750 if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
752 "setting power timeout is not supported\n");
754 } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
755 lbs_deb_wext("setting power period not supported\n");
759 if (priv->psmode != LBS802_11POWERMODECAM) {
763 priv->psmode = LBS802_11POWERMODEMAX_PSP;
765 if (priv->connect_status == LBS_CONNECTED) {
766 lbs_ps_sleep(priv, CMD_OPTION_WAITFORRSP);
769 lbs_deb_leave(LBS_DEB_WEXT);
773 static int lbs_get_power(struct net_device *dev, struct iw_request_info *info,
774 struct iw_param *vwrq, char *extra)
776 struct lbs_private *priv = dev->priv;
779 lbs_deb_enter(LBS_DEB_WEXT);
783 if ((vwrq->disabled = (mode == LBS802_11POWERMODECAM))
784 || 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;
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 tx_retries = le32_to_cpu(priv->logmsg.retry);
859 tx_qual = (90 - tx_retries) * POOR / 15;
860 else if (tx_retries > 70)
861 tx_qual = (75 - tx_retries) * (FAIR - POOR) / 5 + POOR;
862 else if (tx_retries > 65)
863 tx_qual = (70 - tx_retries) * (GOOD - FAIR) / 5 + FAIR;
864 else if (tx_retries > 50)
865 tx_qual = (65 - tx_retries) * (VERY_GOOD - GOOD) /
868 tx_qual = (50 - tx_retries) *
869 (PERFECT - VERY_GOOD) / 50 + VERY_GOOD;
870 quality = min(quality, tx_qual);
872 priv->wstats.discard.code = le32_to_cpu(priv->logmsg.wepundecryptable);
873 priv->wstats.discard.fragment = le32_to_cpu(priv->logmsg.rxfrag);
874 priv->wstats.discard.retries = tx_retries;
875 priv->wstats.discard.misc = le32_to_cpu(priv->logmsg.ackfailure);
877 /* Calculate quality */
878 priv->wstats.qual.qual = min_t(u8, quality, 100);
879 priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
882 /* update stats asynchronously for future calls */
883 lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0,
885 lbs_prepare_and_send_command(priv, CMD_802_11_GET_LOG, 0,
889 priv->wstats.miss.beacon = 0;
890 priv->wstats.discard.retries = 0;
891 priv->wstats.qual.qual = 0;
892 priv->wstats.qual.level = 0;
893 priv->wstats.qual.noise = 0;
894 priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED;
895 priv->wstats.qual.updated |= IW_QUAL_NOISE_INVALID |
896 IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID;
899 lbs_deb_leave(LBS_DEB_WEXT);
900 return &priv->wstats;
905 static int lbs_set_freq(struct net_device *dev, struct iw_request_info *info,
906 struct iw_freq *fwrq, char *extra)
909 struct lbs_private *priv = dev->priv;
910 struct chan_freq_power *cfp;
911 struct assoc_request * assoc_req;
913 lbs_deb_enter(LBS_DEB_WEXT);
915 mutex_lock(&priv->lock);
916 assoc_req = lbs_get_association_request(priv);
922 /* If setting by frequency, convert to a channel */
924 long f = fwrq->m / 100000;
926 cfp = find_cfp_by_band_and_freq(priv, 0, f);
928 lbs_deb_wext("invalid freq %ld\n", f);
933 fwrq->m = (int) cfp->channel;
936 /* Setting by channel number */
937 if (fwrq->m > 1000 || fwrq->e > 0) {
941 cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m);
946 assoc_req->channel = fwrq->m;
951 set_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags);
952 lbs_postpone_association_work(priv);
954 lbs_cancel_association_work(priv);
956 mutex_unlock(&priv->lock);
958 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
962 static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info,
963 struct iw_param *vwrq, char *extra)
965 struct lbs_private *priv = dev->priv;
968 u8 rates[MAX_RATES + 1];
970 lbs_deb_enter(LBS_DEB_WEXT);
971 lbs_deb_wext("vwrq->value %d\n", vwrq->value);
974 if (vwrq->value == -1) {
978 if (vwrq->value % 100000)
981 memset(rates, 0, sizeof(rates));
982 copy_active_data_rates(priv, rates);
983 new_rate = vwrq->value / 500000;
984 if (!memchr(rates, new_rate, sizeof(rates))) {
985 lbs_pr_alert("fixed data rate 0x%X out of range\n",
990 priv->cur_rate = new_rate;
994 ret = lbs_set_data_rate(priv, new_rate);
997 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1001 static int lbs_get_rate(struct net_device *dev, struct iw_request_info *info,
1002 struct iw_param *vwrq, char *extra)
1004 struct lbs_private *priv = dev->priv;
1006 lbs_deb_enter(LBS_DEB_WEXT);
1008 if (priv->connect_status == LBS_CONNECTED) {
1009 vwrq->value = priv->cur_rate * 500000;
1011 if (priv->auto_rate)
1021 lbs_deb_leave(LBS_DEB_WEXT);
1025 static int lbs_set_mode(struct net_device *dev,
1026 struct iw_request_info *info, u32 * uwrq, char *extra)
1029 struct lbs_private *priv = dev->priv;
1030 struct assoc_request * assoc_req;
1032 lbs_deb_enter(LBS_DEB_WEXT);
1034 if ( (*uwrq != IW_MODE_ADHOC)
1035 && (*uwrq != IW_MODE_INFRA)
1036 && (*uwrq != IW_MODE_AUTO)) {
1037 lbs_deb_wext("Invalid mode: 0x%x\n", *uwrq);
1042 mutex_lock(&priv->lock);
1043 assoc_req = lbs_get_association_request(priv);
1046 lbs_cancel_association_work(priv);
1048 assoc_req->mode = *uwrq;
1049 set_bit(ASSOC_FLAG_MODE, &assoc_req->flags);
1050 lbs_postpone_association_work(priv);
1051 lbs_deb_wext("Switching to mode: 0x%x\n", *uwrq);
1053 mutex_unlock(&priv->lock);
1056 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1062 * @brief Get Encryption key
1064 * @param dev A pointer to net_device structure
1065 * @param info A pointer to iw_request_info structure
1066 * @param vwrq A pointer to iw_param structure
1067 * @param extra A pointer to extra data buf
1068 * @return 0 --success, otherwise fail
1070 static int lbs_get_encode(struct net_device *dev,
1071 struct iw_request_info *info,
1072 struct iw_point *dwrq, u8 * extra)
1074 struct lbs_private *priv = dev->priv;
1075 int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
1077 lbs_deb_enter(LBS_DEB_WEXT);
1079 lbs_deb_wext("flags 0x%x, index %d, length %d, wep_tx_keyidx %d\n",
1080 dwrq->flags, index, dwrq->length, priv->wep_tx_keyidx);
1084 /* Authentication method */
1085 switch (priv->secinfo.auth_mode) {
1086 case IW_AUTH_ALG_OPEN_SYSTEM:
1087 dwrq->flags = IW_ENCODE_OPEN;
1090 case IW_AUTH_ALG_SHARED_KEY:
1091 case IW_AUTH_ALG_LEAP:
1092 dwrq->flags = IW_ENCODE_RESTRICTED;
1095 dwrq->flags = IW_ENCODE_DISABLED | IW_ENCODE_OPEN;
1099 memset(extra, 0, 16);
1101 mutex_lock(&priv->lock);
1103 /* Default to returning current transmit key */
1105 index = priv->wep_tx_keyidx;
1107 if ((priv->wep_keys[index].len) && priv->secinfo.wep_enabled) {
1108 memcpy(extra, priv->wep_keys[index].key,
1109 priv->wep_keys[index].len);
1110 dwrq->length = priv->wep_keys[index].len;
1112 dwrq->flags |= (index + 1);
1113 /* Return WEP enabled */
1114 dwrq->flags &= ~IW_ENCODE_DISABLED;
1115 } else if ((priv->secinfo.WPAenabled)
1116 || (priv->secinfo.WPA2enabled)) {
1117 /* return WPA enabled */
1118 dwrq->flags &= ~IW_ENCODE_DISABLED;
1119 dwrq->flags |= IW_ENCODE_NOKEY;
1121 dwrq->flags |= IW_ENCODE_DISABLED;
1124 mutex_unlock(&priv->lock);
1126 lbs_deb_wext("key: %02x:%02x:%02x:%02x:%02x:%02x, keylen %d\n",
1127 extra[0], extra[1], extra[2],
1128 extra[3], extra[4], extra[5], dwrq->length);
1130 lbs_deb_wext("return flags 0x%x\n", dwrq->flags);
1132 lbs_deb_leave(LBS_DEB_WEXT);
1137 * @brief Set Encryption key (internal)
1139 * @param priv A pointer to private card structure
1140 * @param key_material A pointer to key material
1141 * @param key_length length of key material
1142 * @param index key index to set
1143 * @param set_tx_key Force set TX key (1 = yes, 0 = no)
1144 * @return 0 --success, otherwise fail
1146 static int lbs_set_wep_key(struct assoc_request *assoc_req,
1147 const char *key_material,
1153 struct enc_key *pkey;
1155 lbs_deb_enter(LBS_DEB_WEXT);
1157 /* Paranoid validation of key index */
1163 /* validate max key length */
1164 if (key_length > KEY_LEN_WEP_104) {
1169 pkey = &assoc_req->wep_keys[index];
1171 if (key_length > 0) {
1172 memset(pkey, 0, sizeof(struct enc_key));
1173 pkey->type = KEY_TYPE_ID_WEP;
1175 /* Standardize the key length */
1176 pkey->len = (key_length > KEY_LEN_WEP_40) ?
1177 KEY_LEN_WEP_104 : KEY_LEN_WEP_40;
1178 memcpy(pkey->key, key_material, key_length);
1182 /* Ensure the chosen key is valid */
1184 lbs_deb_wext("key not set, so cannot enable it\n");
1188 assoc_req->wep_tx_keyidx = index;
1191 assoc_req->secinfo.wep_enabled = 1;
1194 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1198 static int validate_key_index(u16 def_index, u16 raw_index,
1199 u16 *out_index, u16 *is_default)
1201 if (!out_index || !is_default)
1204 /* Verify index if present, otherwise use default TX key index */
1205 if (raw_index > 0) {
1208 *out_index = raw_index - 1;
1210 *out_index = def_index;
1216 static void disable_wep(struct assoc_request *assoc_req)
1220 lbs_deb_enter(LBS_DEB_WEXT);
1222 /* Set Open System auth mode */
1223 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1225 /* Clear WEP keys and mark WEP as disabled */
1226 assoc_req->secinfo.wep_enabled = 0;
1227 for (i = 0; i < 4; i++)
1228 assoc_req->wep_keys[i].len = 0;
1230 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1231 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1233 lbs_deb_leave(LBS_DEB_WEXT);
1236 static void disable_wpa(struct assoc_request *assoc_req)
1238 lbs_deb_enter(LBS_DEB_WEXT);
1240 memset(&assoc_req->wpa_mcast_key, 0, sizeof (struct enc_key));
1241 assoc_req->wpa_mcast_key.flags = KEY_INFO_WPA_MCAST;
1242 set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
1244 memset(&assoc_req->wpa_unicast_key, 0, sizeof (struct enc_key));
1245 assoc_req->wpa_unicast_key.flags = KEY_INFO_WPA_UNICAST;
1246 set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
1248 assoc_req->secinfo.WPAenabled = 0;
1249 assoc_req->secinfo.WPA2enabled = 0;
1250 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1252 lbs_deb_leave(LBS_DEB_WEXT);
1256 * @brief Set Encryption key
1258 * @param dev A pointer to net_device structure
1259 * @param info A pointer to iw_request_info structure
1260 * @param vwrq A pointer to iw_param structure
1261 * @param extra A pointer to extra data buf
1262 * @return 0 --success, otherwise fail
1264 static int lbs_set_encode(struct net_device *dev,
1265 struct iw_request_info *info,
1266 struct iw_point *dwrq, char *extra)
1269 struct lbs_private *priv = dev->priv;
1270 struct assoc_request * assoc_req;
1271 u16 is_default = 0, index = 0, set_tx_key = 0;
1273 lbs_deb_enter(LBS_DEB_WEXT);
1275 mutex_lock(&priv->lock);
1276 assoc_req = lbs_get_association_request(priv);
1282 if (dwrq->flags & IW_ENCODE_DISABLED) {
1283 disable_wep (assoc_req);
1284 disable_wpa (assoc_req);
1288 ret = validate_key_index(assoc_req->wep_tx_keyidx,
1289 (dwrq->flags & IW_ENCODE_INDEX),
1290 &index, &is_default);
1296 /* If WEP isn't enabled, or if there is no key data but a valid
1297 * index, set the TX key.
1299 if (!assoc_req->secinfo.wep_enabled || (dwrq->length == 0 && !is_default))
1302 ret = lbs_set_wep_key(assoc_req, extra, dwrq->length, index, set_tx_key);
1307 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1309 set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
1311 if (dwrq->flags & IW_ENCODE_RESTRICTED) {
1312 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1313 } else if (dwrq->flags & IW_ENCODE_OPEN) {
1314 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1319 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1320 lbs_postpone_association_work(priv);
1322 lbs_cancel_association_work(priv);
1324 mutex_unlock(&priv->lock);
1326 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1331 * @brief Get Extended Encryption key (WPA/802.1x and WEP)
1333 * @param dev A pointer to net_device structure
1334 * @param info A pointer to iw_request_info structure
1335 * @param vwrq A pointer to iw_param structure
1336 * @param extra A pointer to extra data buf
1337 * @return 0 on success, otherwise failure
1339 static int lbs_get_encodeext(struct net_device *dev,
1340 struct iw_request_info *info,
1341 struct iw_point *dwrq,
1345 struct lbs_private *priv = dev->priv;
1346 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
1347 int index, max_key_len;
1349 lbs_deb_enter(LBS_DEB_WEXT);
1351 max_key_len = dwrq->length - sizeof(*ext);
1352 if (max_key_len < 0)
1355 index = dwrq->flags & IW_ENCODE_INDEX;
1357 if (index < 1 || index > 4)
1361 index = priv->wep_tx_keyidx;
1364 if (!(ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) &&
1365 ext->alg != IW_ENCODE_ALG_WEP) {
1366 if (index != 0 || priv->mode != IW_MODE_INFRA)
1370 dwrq->flags = index + 1;
1371 memset(ext, 0, sizeof(*ext));
1373 if ( !priv->secinfo.wep_enabled
1374 && !priv->secinfo.WPAenabled
1375 && !priv->secinfo.WPA2enabled) {
1376 ext->alg = IW_ENCODE_ALG_NONE;
1378 dwrq->flags |= IW_ENCODE_DISABLED;
1382 if ( priv->secinfo.wep_enabled
1383 && !priv->secinfo.WPAenabled
1384 && !priv->secinfo.WPA2enabled) {
1386 ext->alg = IW_ENCODE_ALG_WEP;
1387 ext->key_len = priv->wep_keys[index].len;
1388 key = &priv->wep_keys[index].key[0];
1389 } else if ( !priv->secinfo.wep_enabled
1390 && (priv->secinfo.WPAenabled ||
1391 priv->secinfo.WPA2enabled)) {
1393 struct enc_key * pkey = NULL;
1395 if ( priv->wpa_mcast_key.len
1396 && (priv->wpa_mcast_key.flags & KEY_INFO_WPA_ENABLED))
1397 pkey = &priv->wpa_mcast_key;
1398 else if ( priv->wpa_unicast_key.len
1399 && (priv->wpa_unicast_key.flags & KEY_INFO_WPA_ENABLED))
1400 pkey = &priv->wpa_unicast_key;
1403 if (pkey->type == KEY_TYPE_ID_AES) {
1404 ext->alg = IW_ENCODE_ALG_CCMP;
1406 ext->alg = IW_ENCODE_ALG_TKIP;
1408 ext->key_len = pkey->len;
1409 key = &pkey->key[0];
1411 ext->alg = IW_ENCODE_ALG_TKIP;
1418 if (ext->key_len > max_key_len) {
1424 memcpy(ext->key, key, ext->key_len);
1426 dwrq->flags |= IW_ENCODE_NOKEY;
1427 dwrq->flags |= IW_ENCODE_ENABLED;
1432 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1437 * @brief Set Encryption key Extended (WPA/802.1x and WEP)
1439 * @param dev A pointer to net_device structure
1440 * @param info A pointer to iw_request_info structure
1441 * @param vwrq A pointer to iw_param structure
1442 * @param extra A pointer to extra data buf
1443 * @return 0 --success, otherwise fail
1445 static int lbs_set_encodeext(struct net_device *dev,
1446 struct iw_request_info *info,
1447 struct iw_point *dwrq,
1451 struct lbs_private *priv = dev->priv;
1452 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
1454 struct assoc_request * assoc_req;
1456 lbs_deb_enter(LBS_DEB_WEXT);
1458 mutex_lock(&priv->lock);
1459 assoc_req = lbs_get_association_request(priv);
1465 if ((alg == IW_ENCODE_ALG_NONE) || (dwrq->flags & IW_ENCODE_DISABLED)) {
1466 disable_wep (assoc_req);
1467 disable_wpa (assoc_req);
1468 } else if (alg == IW_ENCODE_ALG_WEP) {
1469 u16 is_default = 0, index, set_tx_key = 0;
1471 ret = validate_key_index(assoc_req->wep_tx_keyidx,
1472 (dwrq->flags & IW_ENCODE_INDEX),
1473 &index, &is_default);
1477 /* If WEP isn't enabled, or if there is no key data but a valid
1478 * index, or if the set-TX-key flag was passed, set the TX key.
1480 if ( !assoc_req->secinfo.wep_enabled
1481 || (dwrq->length == 0 && !is_default)
1482 || (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY))
1485 /* Copy key to driver */
1486 ret = lbs_set_wep_key(assoc_req, ext->key, ext->key_len, index,
1491 if (dwrq->flags & IW_ENCODE_RESTRICTED) {
1492 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1493 } else if (dwrq->flags & IW_ENCODE_OPEN) {
1494 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1497 /* Mark the various WEP bits as modified */
1498 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1500 set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
1502 set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
1503 } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) {
1504 struct enc_key * pkey;
1506 /* validate key length */
1507 if (((alg == IW_ENCODE_ALG_TKIP)
1508 && (ext->key_len != KEY_LEN_WPA_TKIP))
1509 || ((alg == IW_ENCODE_ALG_CCMP)
1510 && (ext->key_len != KEY_LEN_WPA_AES))) {
1511 lbs_deb_wext("invalid size %d for key of alg "
1519 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
1520 pkey = &assoc_req->wpa_mcast_key;
1521 set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
1523 pkey = &assoc_req->wpa_unicast_key;
1524 set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
1527 memset(pkey, 0, sizeof (struct enc_key));
1528 memcpy(pkey->key, ext->key, ext->key_len);
1529 pkey->len = ext->key_len;
1531 pkey->flags |= KEY_INFO_WPA_ENABLED;
1533 /* Do this after zeroing key structure */
1534 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
1535 pkey->flags |= KEY_INFO_WPA_MCAST;
1537 pkey->flags |= KEY_INFO_WPA_UNICAST;
1540 if (alg == IW_ENCODE_ALG_TKIP) {
1541 pkey->type = KEY_TYPE_ID_TKIP;
1542 } else if (alg == IW_ENCODE_ALG_CCMP) {
1543 pkey->type = KEY_TYPE_ID_AES;
1546 /* If WPA isn't enabled yet, do that now */
1547 if ( assoc_req->secinfo.WPAenabled == 0
1548 && assoc_req->secinfo.WPA2enabled == 0) {
1549 assoc_req->secinfo.WPAenabled = 1;
1550 assoc_req->secinfo.WPA2enabled = 1;
1551 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1554 disable_wep (assoc_req);
1559 lbs_postpone_association_work(priv);
1561 lbs_cancel_association_work(priv);
1563 mutex_unlock(&priv->lock);
1565 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1570 static int lbs_set_genie(struct net_device *dev,
1571 struct iw_request_info *info,
1572 struct iw_point *dwrq,
1575 struct lbs_private *priv = dev->priv;
1577 struct assoc_request * assoc_req;
1579 lbs_deb_enter(LBS_DEB_WEXT);
1581 mutex_lock(&priv->lock);
1582 assoc_req = lbs_get_association_request(priv);
1588 if (dwrq->length > MAX_WPA_IE_LEN ||
1589 (dwrq->length && extra == NULL)) {
1595 memcpy(&assoc_req->wpa_ie[0], extra, dwrq->length);
1596 assoc_req->wpa_ie_len = dwrq->length;
1598 memset(&assoc_req->wpa_ie[0], 0, sizeof(priv->wpa_ie));
1599 assoc_req->wpa_ie_len = 0;
1604 set_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags);
1605 lbs_postpone_association_work(priv);
1607 lbs_cancel_association_work(priv);
1609 mutex_unlock(&priv->lock);
1611 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1615 static int lbs_get_genie(struct net_device *dev,
1616 struct iw_request_info *info,
1617 struct iw_point *dwrq,
1621 struct lbs_private *priv = dev->priv;
1623 lbs_deb_enter(LBS_DEB_WEXT);
1625 if (priv->wpa_ie_len == 0) {
1630 if (dwrq->length < priv->wpa_ie_len) {
1635 dwrq->length = priv->wpa_ie_len;
1636 memcpy(extra, &priv->wpa_ie[0], priv->wpa_ie_len);
1639 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1644 static int lbs_set_auth(struct net_device *dev,
1645 struct iw_request_info *info,
1646 struct iw_param *dwrq,
1649 struct lbs_private *priv = dev->priv;
1650 struct assoc_request * assoc_req;
1654 lbs_deb_enter(LBS_DEB_WEXT);
1656 mutex_lock(&priv->lock);
1657 assoc_req = lbs_get_association_request(priv);
1663 switch (dwrq->flags & IW_AUTH_INDEX) {
1664 case IW_AUTH_TKIP_COUNTERMEASURES:
1665 case IW_AUTH_CIPHER_PAIRWISE:
1666 case IW_AUTH_CIPHER_GROUP:
1667 case IW_AUTH_KEY_MGMT:
1668 case IW_AUTH_DROP_UNENCRYPTED:
1670 * libertas does not use these parameters
1674 case IW_AUTH_WPA_VERSION:
1675 if (dwrq->value & IW_AUTH_WPA_VERSION_DISABLED) {
1676 assoc_req->secinfo.WPAenabled = 0;
1677 assoc_req->secinfo.WPA2enabled = 0;
1678 disable_wpa (assoc_req);
1680 if (dwrq->value & IW_AUTH_WPA_VERSION_WPA) {
1681 assoc_req->secinfo.WPAenabled = 1;
1682 assoc_req->secinfo.wep_enabled = 0;
1683 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1685 if (dwrq->value & IW_AUTH_WPA_VERSION_WPA2) {
1686 assoc_req->secinfo.WPA2enabled = 1;
1687 assoc_req->secinfo.wep_enabled = 0;
1688 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1693 case IW_AUTH_80211_AUTH_ALG:
1694 if (dwrq->value & IW_AUTH_ALG_SHARED_KEY) {
1695 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
1696 } else if (dwrq->value & IW_AUTH_ALG_OPEN_SYSTEM) {
1697 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1698 } else if (dwrq->value & IW_AUTH_ALG_LEAP) {
1699 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_LEAP;
1706 case IW_AUTH_WPA_ENABLED:
1708 if (!assoc_req->secinfo.WPAenabled &&
1709 !assoc_req->secinfo.WPA2enabled) {
1710 assoc_req->secinfo.WPAenabled = 1;
1711 assoc_req->secinfo.WPA2enabled = 1;
1712 assoc_req->secinfo.wep_enabled = 0;
1713 assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
1716 assoc_req->secinfo.WPAenabled = 0;
1717 assoc_req->secinfo.WPA2enabled = 0;
1718 disable_wpa (assoc_req);
1731 set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
1732 lbs_postpone_association_work(priv);
1733 } else if (ret != -EOPNOTSUPP) {
1734 lbs_cancel_association_work(priv);
1736 mutex_unlock(&priv->lock);
1738 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1742 static int lbs_get_auth(struct net_device *dev,
1743 struct iw_request_info *info,
1744 struct iw_param *dwrq,
1748 struct lbs_private *priv = dev->priv;
1750 lbs_deb_enter(LBS_DEB_WEXT);
1752 switch (dwrq->flags & IW_AUTH_INDEX) {
1753 case IW_AUTH_WPA_VERSION:
1755 if (priv->secinfo.WPAenabled)
1756 dwrq->value |= IW_AUTH_WPA_VERSION_WPA;
1757 if (priv->secinfo.WPA2enabled)
1758 dwrq->value |= IW_AUTH_WPA_VERSION_WPA2;
1760 dwrq->value |= IW_AUTH_WPA_VERSION_DISABLED;
1763 case IW_AUTH_80211_AUTH_ALG:
1764 dwrq->value = priv->secinfo.auth_mode;
1767 case IW_AUTH_WPA_ENABLED:
1768 if (priv->secinfo.WPAenabled && priv->secinfo.WPA2enabled)
1776 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1781 static int lbs_set_txpow(struct net_device *dev, struct iw_request_info *info,
1782 struct iw_param *vwrq, char *extra)
1785 struct lbs_private *priv = dev->priv;
1789 lbs_deb_enter(LBS_DEB_WEXT);
1791 if (vwrq->disabled) {
1792 lbs_radio_ioctl(priv, RADIO_OFF);
1796 priv->preamble = CMD_TYPE_AUTO_PREAMBLE;
1798 lbs_radio_ioctl(priv, RADIO_ON);
1800 /* Userspace check in iwrange if it should use dBm or mW,
1801 * therefore this should never happen... Jean II */
1802 if ((vwrq->flags & IW_TXPOW_TYPE) == IW_TXPOW_MWATT) {
1805 dbm = (u16) vwrq->value;
1807 /* auto tx power control */
1809 if (vwrq->fixed == 0)
1812 lbs_deb_wext("txpower set %d dbm\n", dbm);
1814 ret = lbs_prepare_and_send_command(priv,
1815 CMD_802_11_RF_TX_POWER,
1816 CMD_ACT_TX_POWER_OPT_SET_LOW,
1817 CMD_OPTION_WAITFORRSP, 0, (void *)&dbm);
1819 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1823 static int lbs_get_essid(struct net_device *dev, struct iw_request_info *info,
1824 struct iw_point *dwrq, char *extra)
1826 struct lbs_private *priv = dev->priv;
1828 lbs_deb_enter(LBS_DEB_WEXT);
1831 * Note : if dwrq->flags != 0, we should get the relevant SSID from
1836 * Get the current SSID
1838 if (priv->connect_status == LBS_CONNECTED) {
1839 memcpy(extra, priv->curbssparams.ssid,
1840 priv->curbssparams.ssid_len);
1841 extra[priv->curbssparams.ssid_len] = '\0';
1843 memset(extra, 0, 32);
1844 extra[priv->curbssparams.ssid_len] = '\0';
1847 * If none, we may want to get the one that was set
1850 dwrq->length = priv->curbssparams.ssid_len;
1852 dwrq->flags = 1; /* active */
1854 lbs_deb_leave(LBS_DEB_WEXT);
1858 static int lbs_set_essid(struct net_device *dev, struct iw_request_info *info,
1859 struct iw_point *dwrq, char *extra)
1861 struct lbs_private *priv = dev->priv;
1863 u8 ssid[IW_ESSID_MAX_SIZE];
1865 struct assoc_request * assoc_req;
1866 int in_ssid_len = dwrq->length;
1868 lbs_deb_enter(LBS_DEB_WEXT);
1870 /* Check the size of the string */
1871 if (in_ssid_len > IW_ESSID_MAX_SIZE) {
1876 memset(&ssid, 0, sizeof(ssid));
1878 if (!dwrq->flags || !in_ssid_len) {
1879 /* "any" SSID requested; leave SSID blank */
1881 /* Specific SSID requested */
1882 memcpy(&ssid, extra, in_ssid_len);
1883 ssid_len = in_ssid_len;
1887 lbs_deb_wext("requested any SSID\n");
1889 lbs_deb_wext("requested SSID '%s'\n",
1890 escape_essid(ssid, ssid_len));
1894 mutex_lock(&priv->lock);
1896 /* Get or create the current association request */
1897 assoc_req = lbs_get_association_request(priv);
1901 /* Copy the SSID to the association request */
1902 memcpy(&assoc_req->ssid, &ssid, IW_ESSID_MAX_SIZE);
1903 assoc_req->ssid_len = ssid_len;
1904 set_bit(ASSOC_FLAG_SSID, &assoc_req->flags);
1905 lbs_postpone_association_work(priv);
1909 /* Cancel the association request if there was an error */
1911 lbs_cancel_association_work(priv);
1914 mutex_unlock(&priv->lock);
1916 lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
1921 * @brief Connect to the AP or Ad-hoc Network with specific bssid
1923 * @param dev A pointer to net_device structure
1924 * @param info A pointer to iw_request_info structure
1925 * @param awrq A pointer to iw_param structure
1926 * @param extra A pointer to extra data buf
1927 * @return 0 --success, otherwise fail
1929 static int lbs_set_wap(struct net_device *dev, struct iw_request_info *info,
1930 struct sockaddr *awrq, char *extra)
1932 struct lbs_private *priv = dev->priv;
1933 struct assoc_request * assoc_req;
1935 DECLARE_MAC_BUF(mac);
1937 lbs_deb_enter(LBS_DEB_WEXT);
1939 if (awrq->sa_family != ARPHRD_ETHER)
1942 lbs_deb_wext("ASSOC: WAP: sa_data %s\n", print_mac(mac, awrq->sa_data));
1944 mutex_lock(&priv->lock);
1946 /* Get or create the current association request */
1947 assoc_req = lbs_get_association_request(priv);
1949 lbs_cancel_association_work(priv);
1952 /* Copy the BSSID to the association request */
1953 memcpy(&assoc_req->bssid, awrq->sa_data, ETH_ALEN);
1954 set_bit(ASSOC_FLAG_BSSID, &assoc_req->flags);
1955 lbs_postpone_association_work(priv);
1958 mutex_unlock(&priv->lock);
1963 void lbs_get_fwversion(struct lbs_private *priv, char *fwversion, int maxlen)
1967 mutex_lock(&priv->lock);
1969 if (priv->fwreleasenumber[3] == 0)
1970 sprintf(fwver, "%u.%u.%u",
1971 priv->fwreleasenumber[2],
1972 priv->fwreleasenumber[1],
1973 priv->fwreleasenumber[0]);
1975 sprintf(fwver, "%u.%u.%u.p%u",
1976 priv->fwreleasenumber[2],
1977 priv->fwreleasenumber[1],
1978 priv->fwreleasenumber[0],
1979 priv->fwreleasenumber[3]);
1981 mutex_unlock(&priv->lock);
1982 snprintf(fwversion, maxlen, fwver);
1987 * iwconfig settable callbacks
1989 static const iw_handler lbs_handler[] = {
1990 (iw_handler) NULL, /* SIOCSIWCOMMIT */
1991 (iw_handler) lbs_get_name, /* SIOCGIWNAME */
1992 (iw_handler) NULL, /* SIOCSIWNWID */
1993 (iw_handler) NULL, /* SIOCGIWNWID */
1994 (iw_handler) lbs_set_freq, /* SIOCSIWFREQ */
1995 (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */
1996 (iw_handler) lbs_set_mode, /* SIOCSIWMODE */
1997 (iw_handler) lbs_get_mode, /* SIOCGIWMODE */
1998 (iw_handler) NULL, /* SIOCSIWSENS */
1999 (iw_handler) NULL, /* SIOCGIWSENS */
2000 (iw_handler) NULL, /* SIOCSIWRANGE */
2001 (iw_handler) lbs_get_range, /* SIOCGIWRANGE */
2002 (iw_handler) NULL, /* SIOCSIWPRIV */
2003 (iw_handler) NULL, /* SIOCGIWPRIV */
2004 (iw_handler) NULL, /* SIOCSIWSTATS */
2005 (iw_handler) NULL, /* SIOCGIWSTATS */
2006 iw_handler_set_spy, /* SIOCSIWSPY */
2007 iw_handler_get_spy, /* SIOCGIWSPY */
2008 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
2009 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
2010 (iw_handler) lbs_set_wap, /* SIOCSIWAP */
2011 (iw_handler) lbs_get_wap, /* SIOCGIWAP */
2012 (iw_handler) NULL, /* SIOCSIWMLME */
2013 (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */
2014 (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */
2015 (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */
2016 (iw_handler) lbs_set_essid, /* SIOCSIWESSID */
2017 (iw_handler) lbs_get_essid, /* SIOCGIWESSID */
2018 (iw_handler) lbs_set_nick, /* SIOCSIWNICKN */
2019 (iw_handler) lbs_get_nick, /* SIOCGIWNICKN */
2020 (iw_handler) NULL, /* -- hole -- */
2021 (iw_handler) NULL, /* -- hole -- */
2022 (iw_handler) lbs_set_rate, /* SIOCSIWRATE */
2023 (iw_handler) lbs_get_rate, /* SIOCGIWRATE */
2024 (iw_handler) lbs_set_rts, /* SIOCSIWRTS */
2025 (iw_handler) lbs_get_rts, /* SIOCGIWRTS */
2026 (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */
2027 (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */
2028 (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */
2029 (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */
2030 (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */
2031 (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */
2032 (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */
2033 (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */
2034 (iw_handler) lbs_set_power, /* SIOCSIWPOWER */
2035 (iw_handler) lbs_get_power, /* SIOCGIWPOWER */
2036 (iw_handler) NULL, /* -- hole -- */
2037 (iw_handler) NULL, /* -- hole -- */
2038 (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */
2039 (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */
2040 (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */
2041 (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */
2042 (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */
2043 (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */
2044 (iw_handler) NULL, /* SIOCSIWPMKSA */
2047 static const iw_handler mesh_wlan_handler[] = {
2048 (iw_handler) NULL, /* SIOCSIWCOMMIT */
2049 (iw_handler) lbs_get_name, /* SIOCGIWNAME */
2050 (iw_handler) NULL, /* SIOCSIWNWID */
2051 (iw_handler) NULL, /* SIOCGIWNWID */
2052 (iw_handler) lbs_set_freq, /* SIOCSIWFREQ */
2053 (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */
2054 (iw_handler) NULL, /* SIOCSIWMODE */
2055 (iw_handler) mesh_wlan_get_mode, /* SIOCGIWMODE */
2056 (iw_handler) NULL, /* SIOCSIWSENS */
2057 (iw_handler) NULL, /* SIOCGIWSENS */
2058 (iw_handler) NULL, /* SIOCSIWRANGE */
2059 (iw_handler) lbs_get_range, /* SIOCGIWRANGE */
2060 (iw_handler) NULL, /* SIOCSIWPRIV */
2061 (iw_handler) NULL, /* SIOCGIWPRIV */
2062 (iw_handler) NULL, /* SIOCSIWSTATS */
2063 (iw_handler) NULL, /* SIOCGIWSTATS */
2064 iw_handler_set_spy, /* SIOCSIWSPY */
2065 iw_handler_get_spy, /* SIOCGIWSPY */
2066 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
2067 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
2068 (iw_handler) NULL, /* SIOCSIWAP */
2069 (iw_handler) NULL, /* SIOCGIWAP */
2070 (iw_handler) NULL, /* SIOCSIWMLME */
2071 (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */
2072 (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */
2073 (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */
2074 (iw_handler) NULL, /* SIOCSIWESSID */
2075 (iw_handler) NULL, /* SIOCGIWESSID */
2076 (iw_handler) NULL, /* SIOCSIWNICKN */
2077 (iw_handler) mesh_get_nick, /* SIOCGIWNICKN */
2078 (iw_handler) NULL, /* -- hole -- */
2079 (iw_handler) NULL, /* -- hole -- */
2080 (iw_handler) lbs_set_rate, /* SIOCSIWRATE */
2081 (iw_handler) lbs_get_rate, /* SIOCGIWRATE */
2082 (iw_handler) lbs_set_rts, /* SIOCSIWRTS */
2083 (iw_handler) lbs_get_rts, /* SIOCGIWRTS */
2084 (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */
2085 (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */
2086 (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */
2087 (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */
2088 (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */
2089 (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */
2090 (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */
2091 (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */
2092 (iw_handler) lbs_set_power, /* SIOCSIWPOWER */
2093 (iw_handler) lbs_get_power, /* SIOCGIWPOWER */
2094 (iw_handler) NULL, /* -- hole -- */
2095 (iw_handler) NULL, /* -- hole -- */
2096 (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */
2097 (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */
2098 (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */
2099 (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */
2100 (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */
2101 (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */
2102 (iw_handler) NULL, /* SIOCSIWPMKSA */
2104 struct iw_handler_def lbs_handler_def = {
2105 .num_standard = ARRAY_SIZE(lbs_handler),
2106 .standard = (iw_handler *) lbs_handler,
2107 .get_wireless_stats = lbs_get_wireless_stats,
2110 struct iw_handler_def mesh_handler_def = {
2111 .num_standard = ARRAY_SIZE(mesh_wlan_handler),
2112 .standard = (iw_handler *) mesh_wlan_handler,
2113 .get_wireless_stats = lbs_get_wireless_stats,