diff options
Diffstat (limited to 'drivers/ar6000/ar6000/wireless_ext.c')
| -rw-r--r-- | drivers/ar6000/ar6000/wireless_ext.c | 1979 |
1 files changed, 1979 insertions, 0 deletions
diff --git a/drivers/ar6000/ar6000/wireless_ext.c b/drivers/ar6000/ar6000/wireless_ext.c new file mode 100644 index 00000000000..af78ae05fcb --- /dev/null +++ b/drivers/ar6000/ar6000/wireless_ext.c @@ -0,0 +1,1979 @@ +/* + * + * Copyright (c) 2004-2007 Atheros Communications Inc. + * All rights reserved. + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation; + * + * Software distributed under the License is distributed on an "AS + * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or + * implied. See the License for the specific language governing + * rights and limitations under the License. + * + * + * + */ + +#include "ar6000_drv.h" + +static A_UINT8 bcast_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; +static void ar6000_set_quality(struct iw_quality *iq, A_INT8 rssi); +extern unsigned int wmitimeout; +extern A_WAITQUEUE_HEAD arEvent; +extern wait_queue_head_t ar6000_scan_queue; + +/* + * Encode a WPA or RSN information element as a custom + * element using the hostap format. + */ +static u_int +encode_ie(void *buf, size_t bufsize, + const u_int8_t *ie, size_t ielen, + const char *leader, size_t leader_len) +{ + u_int8_t *p; + int i; + + if (bufsize < leader_len) + return 0; + p = buf; + memcpy(p, leader, leader_len); + bufsize -= leader_len; + p += leader_len; + for (i = 0; i < ielen && bufsize > 2; i++) + p += sprintf(p, "%02x", ie[i]); + return (i == ielen ? p - (u_int8_t *)buf : 0); +} + +void +ar6000_scan_node(void *arg, bss_t *ni) +{ + struct iw_event iwe; +#if WIRELESS_EXT > 14 + char buf[64*2 + 30]; +#endif + struct ar_giwscan_param *param; + A_CHAR *current_ev; + A_CHAR *end_buf; + struct ieee80211_common_ie *cie; + struct iw_request_info info; + + info.cmd = 0; + info.flags = 0; + + param = (struct ar_giwscan_param *)arg; + + if (param->current_ev >= param->end_buf) { + return; + } + if ((param->firstPass == TRUE) && + ((ni->ni_cie.ie_wpa == NULL) && (ni->ni_cie.ie_rsn == NULL))) { + /* + * Only forward wpa bss's in first pass + */ + return; + } + + if ((param->firstPass == FALSE) && + ((ni->ni_cie.ie_wpa != NULL) || (ni->ni_cie.ie_rsn != NULL))) { + /* + * Only forward non-wpa bss's in 2nd pass + */ + return; + } + + current_ev = param->current_ev; + end_buf = param->end_buf; + + cie = &ni->ni_cie; + + A_MEMZERO(&iwe, sizeof(iwe)); + iwe.cmd = SIOCGIWAP; + iwe.u.ap_addr.sa_family = ARPHRD_ETHER; + A_MEMCPY(iwe.u.ap_addr.sa_data, ni->ni_macaddr, 6); + current_ev = iwe_stream_add_event(&info, current_ev, end_buf, &iwe, + IW_EV_ADDR_LEN); + + A_MEMZERO(&iwe, sizeof(iwe)); + iwe.cmd = SIOCGIWESSID; + iwe.u.data.flags = 1; + iwe.u.data.length = cie->ie_ssid[1]; + current_ev = iwe_stream_add_point(&info, current_ev, end_buf, &iwe, + &cie->ie_ssid[2]); + + if (cie->ie_capInfo & (IEEE80211_CAPINFO_ESS|IEEE80211_CAPINFO_IBSS)) { + A_MEMZERO(&iwe, sizeof(iwe)); + iwe.cmd = SIOCGIWMODE; + iwe.u.mode = cie->ie_capInfo & IEEE80211_CAPINFO_ESS ? + IW_MODE_MASTER : IW_MODE_ADHOC; + current_ev = iwe_stream_add_event(&info, current_ev, end_buf, &iwe, + IW_EV_UINT_LEN); + } + + A_MEMZERO(&iwe, sizeof(iwe)); + iwe.cmd = SIOCGIWFREQ; + iwe.u.freq.m = cie->ie_chan * 100000; + iwe.u.freq.e = 1; + current_ev = iwe_stream_add_event(&info, current_ev, end_buf, &iwe, + IW_EV_FREQ_LEN); + + A_MEMZERO(&iwe, sizeof(iwe)); + iwe.cmd = IWEVQUAL; + ar6000_set_quality(&iwe.u.qual, ni->ni_snr); + current_ev = iwe_stream_add_event(&info, current_ev, end_buf, &iwe, + IW_EV_QUAL_LEN); + + A_MEMZERO(&iwe, sizeof(iwe)); + iwe.cmd = SIOCGIWENCODE; + if (cie->ie_capInfo & IEEE80211_CAPINFO_PRIVACY) { + iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; + } else { + iwe.u.data.flags = IW_ENCODE_DISABLED; + } + iwe.u.data.length = 0; + current_ev = iwe_stream_add_point(&info, current_ev, end_buf, &iwe, ""); + + A_MEMZERO(&iwe, sizeof(iwe)); + iwe.cmd = IWEVCUSTOM; + snprintf(buf, sizeof(buf), "bcn_int=%d", cie->ie_beaconInt); + iwe.u.data.length = strlen(buf); + current_ev = iwe_stream_add_point(&info, current_ev, end_buf, &iwe, buf); + + if (cie->ie_wpa != NULL) { + static const char wpa_leader[] = "wpa_ie="; + + A_MEMZERO(&iwe, sizeof(iwe)); + iwe.cmd = IWEVCUSTOM; + iwe.u.data.length = encode_ie(buf, sizeof(buf), cie->ie_wpa, + cie->ie_wpa[1]+2, + wpa_leader, sizeof(wpa_leader)-1); + + if (iwe.u.data.length != 0) { + current_ev = iwe_stream_add_point(&info, current_ev, end_buf, &iwe, + buf); + } + } + + if (cie->ie_rsn != NULL && cie->ie_rsn[0] == IEEE80211_ELEMID_RSN) { + static const char rsn_leader[] = "rsn_ie="; + + A_MEMZERO(&iwe, sizeof(iwe)); + iwe.cmd = IWEVCUSTOM; + iwe.u.data.length = encode_ie(buf, sizeof(buf), cie->ie_rsn, + cie->ie_rsn[1]+2, + rsn_leader, sizeof(rsn_leader)-1); + + if (iwe.u.data.length != 0) { + current_ev = iwe_stream_add_point(&info, current_ev, end_buf, &iwe, + buf); + } + } + + if (cie->ie_wmm != NULL) { + static const char wmm_leader[] = "wmm_ie="; + + A_MEMZERO(&iwe, sizeof(iwe)); + iwe.cmd = IWEVCUSTOM; + iwe.u.data.length = encode_ie(buf, sizeof(buf), cie->ie_wmm, + cie->ie_wmm[1]+2, + wmm_leader, sizeof(wmm_leader)-1); + if (iwe.u.data.length != 0) { + current_ev = iwe_stream_add_point(&info, current_ev, end_buf, &iwe, + buf); + } + } + + if (cie->ie_ath != NULL) { + static const char ath_leader[] = "ath_ie="; + + A_MEMZERO(&iwe, sizeof(iwe)); + iwe.cmd = IWEVCUSTOM; + iwe.u.data.length = encode_ie(buf, sizeof(buf), cie->ie_ath, + cie->ie_ath[1]+2, + ath_leader, sizeof(ath_leader)-1); + if (iwe.u.data.length != 0) { + current_ev = iwe_stream_add_point(&info, current_ev, end_buf, &iwe, + buf); + } + } + + param->current_ev = current_ev; +} + +int +ar6000_ioctl_giwscan(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + struct ar_giwscan_param param; + int i; + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + if (ar->arWmiReady == FALSE) { + return -EIO; + } + + param.current_ev = extra; + param.end_buf = extra + IW_SCAN_MAX_DATA; + param.firstPass = TRUE; + + /* + * Do two passes to insure WPA scan candidates + * are sorted to the front. This is a hack to deal with + * the wireless extensions capping scan results at + * IW_SCAN_MAX_DATA bytes. In densely populated environments + * it's easy to overflow this buffer (especially with WPA/RSN + * information elements). Note this sorting hack does not + * guarantee we won't overflow anyway. + */ + for (i = 0; i < 2; i++) { + /* + * Translate data to WE format. + */ + wmi_iterate_nodes(ar->arWmi, ar6000_scan_node, ¶m); + param.firstPass = FALSE; + if (param.current_ev >= param.end_buf) { + data->length = param.current_ev - extra; + return -E2BIG; + } + } + + data->length = param.current_ev - extra; + return 0; +} + +extern int reconnect_flag; +/* SIOCSIWESSID */ +static int +ar6000_ioctl_siwessid(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *ssid) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + A_STATUS status; + A_UINT8 arNetworkType; + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + if (ar->arWmiReady == FALSE) { + return -EIO; + } + + /* + * iwconfig passes a string with length excluding any trailing NUL. + * FIXME: we should be able to set an ESSID of 32 bytes, yet things fall + * over badly if we do. So we limit the ESSID to 31 bytes. + */ + if (data->flags && (!data->length || data->length >= sizeof(ar->arSsid))) { + /* + * ssid is invalid + */ + return -EINVAL; + } + /* Added for bug 25178, return an IOCTL error instead of target returning + Illegal parameter error when either the BSSID or channel is missing + and we cannot scan during connect. + */ + if (data->flags) { + if (ar->arSkipScan == TRUE && + (ar->arChannelHint == 0 || + (!ar->arReqBssid[0] && !ar->arReqBssid[1] && !ar->arReqBssid[2] && + !ar->arReqBssid[3] && !ar->arReqBssid[4] && !ar->arReqBssid[5]))) + { + return -EINVAL; + } + } + + if (down_interruptible(&ar->arSem)) { + return -ERESTARTSYS; + } + + if (ar->arTxPending[WMI_CONTROL_PRI]) { + /* + * sleep until the command queue drains + */ + wait_event_interruptible_timeout(arEvent, + ar->arTxPending[WMI_CONTROL_PRI] == 0, wmitimeout * HZ); + if (signal_pending(current)) { + return -EINTR; + } + } + + if (!data->flags) { + arNetworkType = ar->arNetworkType; + ar6000_init_profile_info(ar); + ar->arNetworkType = arNetworkType; + } + + /* + * The original logic here prevented a disconnect if issuing an "essid off" + * if no ESSID was set, presumably to prevent sending multiple disconnects + * to the WMI. + * + * Unfortunately, this also meant that no disconnect was sent when we were + * already connected, but the profile has been changed since (which also + * clears the ESSID as a reminder that the WMI needs updating.) + * + * The "1 ||" makes sure we always disconnect or reconnect. The WMI doesn't + * seem to mind being sent multiple disconnects. + */ + if (1 || (ar->arSsidLen) || (!data->flags)) + { + if ((!data->flags) || + (A_MEMCMP(ar->arSsid, ssid, ar->arSsidLen) != 0) || + (ar->arSsidLen != (data->length))) + { + /* + * SSID set previously or essid off has been issued. + * + * Disconnect Command is issued in two cases after wmi is ready + * (1) ssid is different from the previous setting + * (2) essid off has been issued + * + */ + if (ar->arWmiReady == TRUE) { + reconnect_flag = 0; + status = wmi_disconnect_cmd(ar->arWmi); + A_MEMZERO(ar->arSsid, sizeof(ar->arSsid)); + ar->arSsidLen = 0; + if (ar->arSkipScan == FALSE) { + A_MEMZERO(ar->arReqBssid, sizeof(ar->arReqBssid)); + } + if (!data->flags) { + up(&ar->arSem); + return 0; + } + } else { + up(&ar->arSem); + } + } + else + { + /* + * SSID is same, so we assume profile hasn't changed. + * If the interface is up and wmi is ready, we issue + * a reconnect cmd. Issue a reconnect only we are already + * connected. + */ + if((ar->arConnected == TRUE) && (ar->arWmiReady == TRUE)) + { + reconnect_flag = TRUE; + status = wmi_reconnect_cmd(ar->arWmi,ar->arReqBssid, + ar->arChannelHint); + up(&ar->arSem); + if (status != A_OK) { + return -EIO; + } + return 0; + } + else{ + /* + * Dont return if connect is pending. + */ + if(!(ar->arConnectPending)) { + up(&ar->arSem); + return 0; + } + } + } + } + + ar->arSsidLen = data->length; + A_MEMCPY(ar->arSsid, ssid, ar->arSsidLen); + + /* The ssid length check prevents second "essid off" from the user, + to be treated as a connect cmd. The second "essid off" is ignored. + */ + if((ar->arWmiReady == TRUE) && (ar->arSsidLen > 0) ) + { + AR6000_SPIN_LOCK(&ar->arLock, 0); + if (SHARED_AUTH == ar->arDot11AuthMode) { + ar6000_install_static_wep_keys(ar); + } + AR_DEBUG_PRINTF("Connect called with authmode %d dot11 auth %d"\ + " PW crypto %d PW crypto Len %d GRP crypto %d"\ + " GRP crypto Len %d\n", + ar->arAuthMode, ar->arDot11AuthMode, + ar->arPairwiseCrypto, ar->arPairwiseCryptoLen, + ar->arGroupCrypto, ar->arGroupCryptoLen); + reconnect_flag = 0; + AR6000_SPIN_UNLOCK(&ar->arLock, 0); + status = wmi_connect_cmd(ar->arWmi, ar->arNetworkType, + ar->arDot11AuthMode, ar->arAuthMode, + ar->arPairwiseCrypto, ar->arPairwiseCryptoLen, + ar->arGroupCrypto,ar->arGroupCryptoLen, + ar->arSsidLen, ar->arSsid, + ar->arReqBssid, ar->arChannelHint, + ar->arConnectCtrlFlags); + + + up(&ar->arSem); + + if (status != A_OK) { + return -EIO; + } + ar->arConnectPending = TRUE; + }else{ + up(&ar->arSem); + } + return 0; +} + +/* SIOCGIWESSID */ +static int +ar6000_ioctl_giwessid(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *essid) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + data->flags = 1; + data->length = ar->arSsidLen; + A_MEMCPY(essid, ar->arSsid, ar->arSsidLen); + + return 0; +} + + +void ar6000_install_static_wep_keys(AR_SOFTC_T *ar) +{ + A_UINT8 index; + A_UINT8 keyUsage; + + for (index = WMI_MIN_KEY_INDEX; index <= WMI_MAX_KEY_INDEX; index++) { + if (ar->arWepKeyList[index].arKeyLen) { + keyUsage = GROUP_USAGE; + if (index == ar->arDefTxKeyIndex) { + keyUsage |= TX_USAGE; + } + wmi_addKey_cmd(ar->arWmi, + index, + WEP_CRYPT, + keyUsage, + ar->arWepKeyList[index].arKeyLen, + NULL, + ar->arWepKeyList[index].arKey, KEY_OP_INIT_VAL, + NO_SYNC_WMIFLAG); + } + } +} + +int +ar6000_ioctl_delkey(struct net_device *dev, struct iw_request_info *info, + void *w, char *extra) +{ + return 0; +} + +int +ar6000_ioctl_setmlme(struct net_device *dev, struct iw_request_info *info, + void *w, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + struct ieee80211req_mlme *mlme = (struct ieee80211req_mlme *)extra; + + if ((ar->arWmiReady == FALSE) || (ar->arConnected != TRUE)) + return -EIO; + + switch (mlme->im_op) { + case IEEE80211_MLME_DISASSOC: + case IEEE80211_MLME_DEAUTH: + /* Not Supported */ + break; + default: + break; + } + return 0; +} + + +int +ar6000_ioctl_setwmmparams(struct net_device *dev, struct iw_request_info *info, + void *w, char *extra) +{ + return -EIO; /* for now */ +} + +int +ar6000_ioctl_getwmmparams(struct net_device *dev, struct iw_request_info *info, + void *w, char *extra) +{ + return -EIO; /* for now */ +} + +int ar6000_ioctl_setoptie(struct net_device *dev, struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + /* The target generates the WPA/RSN IE */ + return 0; +} + +int +ar6000_ioctl_setauthalg(struct net_device *dev, struct iw_request_info *info, + void *w, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + struct ieee80211req_authalg *req = (struct ieee80211req_authalg *)extra; + int ret = 0; + + + AR6000_SPIN_LOCK(&ar->arLock, 0); + + if (req->auth_alg == AUTH_ALG_OPEN_SYSTEM) { + ar->arDot11AuthMode = OPEN_AUTH; + } else if (req->auth_alg == AUTH_ALG_LEAP) { + ar->arDot11AuthMode = LEAP_AUTH; + ar->arPairwiseCrypto = WEP_CRYPT; + ar->arGroupCrypto = WEP_CRYPT; + } else { + ret = -EIO; + } + + AR6000_SPIN_UNLOCK(&ar->arLock, 0); + + return ret; +} +static int +ar6000_ioctl_addpmkid(struct net_device *dev, struct iw_request_info *info, + void *w, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + struct ieee80211req_addpmkid *req = (struct ieee80211req_addpmkid *)extra; + A_STATUS status; + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + AR_DEBUG_PRINTF("Add pmkid for %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x en=%d\n", + req->pi_bssid[0], req->pi_bssid[1], req->pi_bssid[2], + req->pi_bssid[3], req->pi_bssid[4], req->pi_bssid[5], + req->pi_enable); + + status = wmi_setPmkid_cmd(ar->arWmi, req->pi_bssid, req->pi_pmkid, + req->pi_enable); + + if (status != A_OK) { + return -EIO; + } + + return 0; +} + +/* + * SIOCSIWRATE + */ +int +ar6000_ioctl_siwrate(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rrq, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + A_UINT32 kbps; + + if (rrq->fixed) { + kbps = rrq->value / 1000; /* rrq->value is in bps */ + } else { + kbps = -1; /* -1 indicates auto rate */ + } + if(kbps != -1 && wmi_validate_bitrate(ar->arWmi, kbps) == A_EINVAL) + { + AR_DEBUG_PRINTF("BitRate is not Valid %d\n", kbps); + return -EINVAL; + } + ar->arBitRate = kbps; + if(ar->arWmiReady == TRUE) + { + if (wmi_set_bitrate_cmd(ar->arWmi, kbps) != A_OK) { + return -EINVAL; + } + } + return 0; +} + +/* + * SIOCGIWRATE + */ +int +ar6000_ioctl_giwrate(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rrq, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + int ret = 0; + + if (down_interruptible(&ar->arSem)) { + return -ERESTARTSYS; + } + if(ar->arWmiReady == TRUE) + { + ar->arBitRate = 0xFFFF; + if (wmi_get_bitrate_cmd(ar->arWmi) != A_OK) { + up(&ar->arSem); + return -EIO; + } + wait_event_interruptible_timeout(arEvent, ar->arBitRate != 0xFFFF, wmitimeout * HZ); + if (signal_pending(current)) { + ret = -EINTR; + } + } + /* If the interface is down or wmi is not ready or the target is not + connected - return the value stored in the device structure */ + if (!ret) { + if (ar->arBitRate == -1) { + rrq->fixed = TRUE; + rrq->value = 0; + } else { + rrq->value = ar->arBitRate * 1000; + } + } + + up(&ar->arSem); + + return ret; +} + +/* + * SIOCSIWTXPOW + */ +static int +ar6000_ioctl_siwtxpow(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rrq, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + A_UINT8 dbM; + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + if (ar->arRadioSwitch == WLAN_ENABLED + && rrq->disabled) { + if (wmi_switch_radio(ar->arWmi, WLAN_DISABLED) < 0) + return -EIO; + ar->arRadioSwitch = WLAN_DISABLED; + } else if (ar->arRadioSwitch == WLAN_DISABLED + && !rrq->disabled) { + if (wmi_switch_radio(ar->arWmi, WLAN_ENABLED) < 0) + return -EIO; + ar->arRadioSwitch = WLAN_ENABLED; + } + + if (rrq->fixed) { + if (rrq->flags != IW_TXPOW_DBM) { + return -EOPNOTSUPP; + } + ar->arTxPwr= dbM = rrq->value; + ar->arTxPwrSet = TRUE; + } else { + ar->arTxPwr = dbM = 0; + ar->arTxPwrSet = FALSE; + } + if(ar->arWmiReady == TRUE) + { + AR_DEBUG_PRINTF("Set tx pwr cmd %d dbM\n", dbM); + wmi_set_txPwr_cmd(ar->arWmi, dbM); + } + return 0; +} + +/* + * SIOCGIWTXPOW + */ +int +ar6000_ioctl_giwtxpow(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rrq, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + int ret = 0; + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + if (ar->arRadioSwitch == WLAN_DISABLED) { + rrq->disabled = 1; + return 0; + } + + if (down_interruptible(&ar->arSem)) { + return -ERESTARTSYS; + } + if((ar->arWmiReady == TRUE) && (ar->arConnected == TRUE)) + { + ar->arTxPwr = 0; + + if (wmi_get_txPwr_cmd(ar->arWmi) != A_OK) { + up(&ar->arSem); + return -EIO; + } + + wait_event_interruptible_timeout(arEvent, ar->arTxPwr != 0, wmitimeout * HZ); + + if (signal_pending(current)) { + ret = -EINTR; + } + } + /* If the interace is down or wmi is not ready or target is not connected + then return value stored in the device structure */ + + if (!ret) { + if (ar->arTxPwrSet == TRUE) { + rrq->fixed = TRUE; + } + rrq->value = ar->arTxPwr; + rrq->flags = IW_TXPOW_DBM; + } + + up(&ar->arSem); + + return ret; +} + +/* + * SIOCSIWRETRY + * since iwconfig only provides us with one max retry value, we use it + * to apply to data frames of the BE traffic class. + */ +static int +ar6000_ioctl_siwretry(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rrq, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + if (rrq->disabled) { + return -EOPNOTSUPP; + } + + if ((rrq->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) { + return -EOPNOTSUPP; + } + + if ( !(rrq->value >= WMI_MIN_RETRIES) || !(rrq->value <= WMI_MAX_RETRIES)) { + return - EINVAL; + } + if(ar->arWmiReady == TRUE) + { + if (wmi_set_retry_limits_cmd(ar->arWmi, DATA_FRAMETYPE, WMM_AC_BE, + rrq->value, 0) != A_OK){ + return -EINVAL; + } + } + ar->arMaxRetries = rrq->value; + return 0; +} + +/* + * SIOCGIWRETRY + */ +static int +ar6000_ioctl_giwretry(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rrq, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + rrq->disabled = 0; + switch (rrq->flags & IW_RETRY_TYPE) { + case IW_RETRY_LIFETIME: + return -EOPNOTSUPP; + break; + case IW_RETRY_LIMIT: + rrq->flags = IW_RETRY_LIMIT; + switch (rrq->flags & IW_RETRY_MODIFIER) { + case IW_RETRY_MIN: + rrq->flags |= IW_RETRY_MIN; + rrq->value = WMI_MIN_RETRIES; + break; + case IW_RETRY_MAX: + rrq->flags |= IW_RETRY_MAX; + rrq->value = ar->arMaxRetries; + break; + } + break; + } + return 0; +} + +/* + * SIOCSIWENCODE + */ +static int +ar6000_ioctl_siwencode(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, char *keybuf) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + int index; + A_INT32 auth = ar->arDot11AuthMode; + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + index = erq->flags & IW_ENCODE_INDEX; + + if (index && (((index - 1) < WMI_MIN_KEY_INDEX) || + ((index - 1) > WMI_MAX_KEY_INDEX))) + { + return -EIO; + } + + if (erq->flags & IW_ENCODE_DISABLED) { + /* + * Encryption disabled + */ + if (index) { + /* + * If key index was specified then clear the specified key + */ + index--; + A_MEMZERO(ar->arWepKeyList[index].arKey, + sizeof(ar->arWepKeyList[index].arKey)); + ar->arWepKeyList[index].arKeyLen = 0; + } + ar->arDot11AuthMode = OPEN_AUTH; + ar->arPairwiseCrypto = NONE_CRYPT; + ar->arGroupCrypto = NONE_CRYPT; + ar->arAuthMode = NONE_AUTH; + } else { + /* + * Enabling WEP encryption + */ + if (index) { + index--; /* keyindex is off base 1 in iwconfig */ + } + + if (erq->flags & IW_ENCODE_OPEN) { + auth = OPEN_AUTH; + } else if (erq->flags & IW_ENCODE_RESTRICTED) { + auth = SHARED_AUTH; + } + + if (erq->length) { + if (!IEEE80211_IS_VALID_WEP_CIPHER_LEN(erq->length)) { + return -EIO; + } + + A_MEMZERO(ar->arWepKeyList[index].arKey, + sizeof(ar->arWepKeyList[index].arKey)); + A_MEMCPY(ar->arWepKeyList[index].arKey, keybuf, erq->length); + ar->arWepKeyList[index].arKeyLen = erq->length; + } else { + if (ar->arWepKeyList[index].arKeyLen == 0) { + return -EIO; + } + ar->arDefTxKeyIndex = index; + } + + ar->arPairwiseCrypto = WEP_CRYPT; + ar->arGroupCrypto = WEP_CRYPT; + ar->arDot11AuthMode = auth; + ar->arAuthMode = NONE_AUTH; + } + + /* + * profile has changed. Erase ssid to signal change + */ + A_MEMZERO(ar->arSsid, sizeof(ar->arSsid)); + ar->arSsidLen = 0; + + return 0; +} + +static int +ar6000_ioctl_giwencode(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, char *key) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + A_UINT8 keyIndex; + struct ar_wep_key *wk; + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + if (ar->arPairwiseCrypto == NONE_CRYPT) { + erq->length = 0; + erq->flags = IW_ENCODE_DISABLED; + } else { + /* get the keyIndex */ + keyIndex = erq->flags & IW_ENCODE_INDEX; + if (0 == keyIndex) { + keyIndex = ar->arDefTxKeyIndex; + } else if ((keyIndex - 1 < WMI_MIN_KEY_INDEX) || + (keyIndex - 1 > WMI_MAX_KEY_INDEX)) + { + keyIndex = WMI_MIN_KEY_INDEX; + } else { + keyIndex--; + } + erq->flags = keyIndex + 1; + erq->flags |= IW_ENCODE_ENABLED; + wk = &ar->arWepKeyList[keyIndex]; + if (erq->length > wk->arKeyLen) { + erq->length = wk->arKeyLen; + } + if (wk->arKeyLen) { + A_MEMCPY(key, wk->arKey, erq->length); + } + if (ar->arDot11AuthMode == OPEN_AUTH) { + erq->flags |= IW_ENCODE_OPEN; + } else if (ar->arDot11AuthMode == SHARED_AUTH) { + erq->flags |= IW_ENCODE_RESTRICTED; + } + } + + return 0; +} + +static int ar6000_ioctl_siwpower(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + WMI_POWER_MODE power_mode; + + if (wrqu->power.disabled) + power_mode = MAX_PERF_POWER; + else + power_mode = REC_POWER; + + if (wmi_powermode_cmd(ar->arWmi, power_mode) < 0) + return -EIO; + + return 0; +} + +static int ar6000_ioctl_giwpower(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + + /* + * FIXME: + * https://docs.openmoko.org/trac/ticket/2267 + * When starting wpa_supplicant the kernel oopses. + * The following condition avoids the oops. + * Remove this comment to bless this solution. + */ + if (ar->arWlanState == WLAN_DISABLED || ar->arWmiReady == FALSE) + return -EIO; + + return wmi_get_power_mode_cmd(ar->arWmi); +} + +static int ar6000_ioctl_siwgenie(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *dwrq, + char *extra) +{ + /* The target does that for us */ + return 0; +} + +static int ar6000_ioctl_giwgenie(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *dwrq, + char *extra) +{ + return 0; +} + +static int ar6000_ioctl_siwauth(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *param, + char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + int reset = 0; + + switch (param->flags & IW_AUTH_INDEX) { + case IW_AUTH_WPA_VERSION: + if (param->value & IW_AUTH_WPA_VERSION_DISABLED) { + ar->arAuthMode = NONE_AUTH; + } + if (param->value & IW_AUTH_WPA_VERSION_WPA) { + ar->arAuthMode = WPA_AUTH; + } + if (param->value & IW_AUTH_WPA_VERSION_WPA2) { + ar->arAuthMode = WPA2_AUTH; + } + + reset = 1; + break; + case IW_AUTH_CIPHER_PAIRWISE: + if (param->value & IW_AUTH_CIPHER_NONE) { + ar->arPairwiseCrypto = NONE_CRYPT; + } + if (param->value & IW_AUTH_CIPHER_WEP40) { + ar->arPairwiseCrypto = WEP_CRYPT; + } + if (param->value & IW_AUTH_CIPHER_TKIP) { + ar->arPairwiseCrypto = TKIP_CRYPT; + } + if (param->value & IW_AUTH_CIPHER_CCMP) { + ar->arPairwiseCrypto = AES_CRYPT; + } + + reset = 1; + break; + case IW_AUTH_CIPHER_GROUP: + if (param->value & IW_AUTH_CIPHER_NONE) { + ar->arGroupCrypto = NONE_CRYPT; + } + if (param->value & IW_AUTH_CIPHER_WEP40) { + ar->arGroupCrypto = WEP_CRYPT; + } + if (param->value & IW_AUTH_CIPHER_TKIP) { + ar->arGroupCrypto = TKIP_CRYPT; + } + if (param->value & IW_AUTH_CIPHER_CCMP) { + ar->arGroupCrypto = AES_CRYPT; + } + + reset = 1; + break; + case IW_AUTH_KEY_MGMT: + if (param->value & IW_AUTH_KEY_MGMT_PSK) { + if (ar->arAuthMode == WPA_AUTH) { + ar->arAuthMode = WPA_PSK_AUTH; + } else if (ar->arAuthMode == WPA2_AUTH) { + ar->arAuthMode = WPA2_PSK_AUTH; + } + + reset = 1; + } + break; + + case IW_AUTH_TKIP_COUNTERMEASURES: + if (ar->arWmiReady == FALSE) { + return -EIO; + } + wmi_set_tkip_countermeasures_cmd(ar->arWmi, param->value); + break; + + case IW_AUTH_DROP_UNENCRYPTED: + break; + + case IW_AUTH_80211_AUTH_ALG: + if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) { + ar->arDot11AuthMode = OPEN_AUTH; + } + if (param->value & IW_AUTH_ALG_SHARED_KEY) { + ar->arDot11AuthMode = SHARED_AUTH; + } + if (param->value & IW_AUTH_ALG_LEAP) { + ar->arDot11AuthMode = LEAP_AUTH; + ar->arPairwiseCrypto = WEP_CRYPT; + ar->arGroupCrypto = WEP_CRYPT; + } + + reset = 1; + break; + + case IW_AUTH_WPA_ENABLED: + reset = 1; + break; + + case IW_AUTH_RX_UNENCRYPTED_EAPOL: + break; + + case IW_AUTH_PRIVACY_INVOKED: + break; + + default: + printk("%s(): Unknown flag 0x%x\n", __FUNCTION__, param->flags); + return -EOPNOTSUPP; + } + + if (reset) { + A_MEMZERO(ar->arSsid, sizeof(ar->arSsid)); + ar->arSsidLen = 0; + } + + return 0; +} + +static int ar6000_ioctl_giwauth(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *dwrq, + char *extra) +{ + return 0; +} + +static int ar6000_ioctl_siwencodeext(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + struct iw_point *encoding = &wrqu->encoding; + struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; + int alg = ext->alg, idx; + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + /* Determine and validate the key index */ + idx = (encoding->flags & IW_ENCODE_INDEX) - 1; + if (idx) { + if (idx < 0 || idx > 3) + return -EINVAL; + } + + if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) { + struct ieee80211req_key ik; + KEY_USAGE key_usage; + CRYPTO_TYPE key_type = NONE_CRYPT; + int status; + + ar->user_saved_keys.keyOk = FALSE; + + if (alg == IW_ENCODE_ALG_TKIP) { + key_type = TKIP_CRYPT; + ik.ik_type = IEEE80211_CIPHER_TKIP; + } else { + key_type = AES_CRYPT; + ik.ik_type = IEEE80211_CIPHER_AES_CCM; + } + + ik.ik_keyix = idx; + ik.ik_keylen = ext->key_len; + ik.ik_flags = IEEE80211_KEY_RECV; + if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) { + ik.ik_flags |= IEEE80211_KEY_XMIT + | IEEE80211_KEY_DEFAULT; + } + + if (ext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID) { + memcpy(&ik.ik_keyrsc, ext->rx_seq, 8); + } + + memcpy(ik.ik_keydata, ext->key, ext->key_len); + + ar->user_saved_keys.keyType = key_type; + if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) { + key_usage = GROUP_USAGE; + memset(ik.ik_macaddr, 0, ETH_ALEN); + memcpy(&ar->user_saved_keys.bcast_ik, &ik, + sizeof(struct ieee80211req_key)); + } else { + key_usage = PAIRWISE_USAGE; + memcpy(ik.ik_macaddr, ext->addr.sa_data, ETH_ALEN); + memcpy(&ar->user_saved_keys.ucast_ik, &ik, + sizeof(struct ieee80211req_key)); + } + + status = wmi_addKey_cmd(ar->arWmi, ik.ik_keyix, key_type, + key_usage, ik.ik_keylen, + (A_UINT8 *)&ik.ik_keyrsc, + ik.ik_keydata, + KEY_OP_INIT_VAL, SYNC_BEFORE_WMIFLAG); + + if (status < 0) + return -EIO; + + ar->user_saved_keys.keyOk = TRUE; + + return 0; + + } else { + /* WEP falls back to SIWENCODE */ + return -EOPNOTSUPP; + } + + return 0; +} + + +static int ar6000_ioctl_giwencodeext(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *dwrq, + char *extra) +{ + return 0; +} + + +static int +ar6000_ioctl_setparam(struct net_device *dev, + struct iw_request_info *info, + void *erq, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + int *i = (int *)extra; + int param = i[0]; + int value = i[1]; + int ret = 0; + A_BOOL profChanged = FALSE; + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + switch (param) { + case IEEE80211_PARAM_WPA: + switch (value) { + case WPA_MODE_WPA1: + ar->arAuthMode = WPA_AUTH; + profChanged = TRUE; + break; + case WPA_MODE_WPA2: + ar->arAuthMode = WPA2_AUTH; + profChanged = TRUE; + break; + case WPA_MODE_NONE: + ar->arAuthMode = NONE_AUTH; + profChanged = TRUE; + break; + default: + printk("IEEE80211_PARAM_WPA: Unknown value %d\n", value); + } + break; + case IEEE80211_PARAM_AUTHMODE: + switch(value) { + case IEEE80211_AUTH_WPA_PSK: + if (WPA_AUTH == ar->arAuthMode) { + ar->arAuthMode = WPA_PSK_AUTH; + profChanged = TRUE; + } else if (WPA2_AUTH == ar->arAuthMode) { + ar->arAuthMode = WPA2_PSK_AUTH; + profChanged = TRUE; + } else { + AR_DEBUG_PRINTF("Error - Setting PSK mode when WPA "\ + "param was set to %d\n", + ar->arAuthMode); + ret = -1; + } + break; + case IEEE80211_AUTH_WPA_CCKM: + if (WPA2_AUTH == ar->arAuthMode) { + ar->arAuthMode = WPA2_AUTH_CCKM; + } else { + ar->arAuthMode = WPA_AUTH_CCKM; + } + break; + default: + break; + } + break; + case IEEE80211_PARAM_UCASTCIPHER: + switch (value) { + case IEEE80211_CIPHER_AES_CCM: + ar->arPairwiseCrypto = AES_CRYPT; + profChanged = TRUE; + break; + case IEEE80211_CIPHER_TKIP: + ar->arPairwiseCrypto = TKIP_CRYPT; + profChanged = TRUE; + break; + case IEEE80211_CIPHER_WEP: + ar->arPairwiseCrypto = WEP_CRYPT; + profChanged = TRUE; + break; + case IEEE80211_CIPHER_NONE: + ar->arPairwiseCrypto = NONE_CRYPT; + profChanged = TRUE; + break; + } + break; + case IEEE80211_PARAM_UCASTKEYLEN: + if (!IEEE80211_IS_VALID_WEP_CIPHER_LEN(value)) { + ret = -EIO; + } else { + ar->arPairwiseCryptoLen = value; + } + break; + case IEEE80211_PARAM_MCASTCIPHER: + switch (value) { + case IEEE80211_CIPHER_AES_CCM: + ar->arGroupCrypto = AES_CRYPT; + profChanged = TRUE; + break; + case IEEE80211_CIPHER_TKIP: + ar->arGroupCrypto = TKIP_CRYPT; + profChanged = TRUE; + break; + case IEEE80211_CIPHER_WEP: + ar->arGroupCrypto = WEP_CRYPT; + profChanged = TRUE; + break; + case IEEE80211_CIPHER_NONE: + ar->arGroupCrypto = NONE_CRYPT; + profChanged = TRUE; + break; + } + break; + case IEEE80211_PARAM_MCASTKEYLEN: + if (!IEEE80211_IS_VALID_WEP_CIPHER_LEN(value)) { + ret = -EIO; + } else { + ar->arGroupCryptoLen = value; + } + break; + case IEEE80211_PARAM_COUNTERMEASURES: + if (ar->arWmiReady == FALSE) { + return -EIO; + } + wmi_set_tkip_countermeasures_cmd(ar->arWmi, value); + break; + default: + break; + } + + if (profChanged == TRUE) { + /* + * profile has changed. Erase ssid to signal change + */ + A_MEMZERO(ar->arSsid, sizeof(ar->arSsid)); + ar->arSsidLen = 0; + } + + return ret; +} + +int +ar6000_ioctl_getparam(struct net_device *dev, struct iw_request_info *info, + void *w, char *extra) +{ + return -EIO; /* for now */ +} + +int +ar6000_ioctl_setkey(struct net_device *dev, struct iw_request_info *info, + void *w, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + struct ieee80211req_key *ik = (struct ieee80211req_key *)extra; + KEY_USAGE keyUsage; + A_STATUS status; + CRYPTO_TYPE keyType = NONE_CRYPT; + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + ar->user_saved_keys.keyOk = FALSE; + + if ( 0 == memcmp(ik->ik_macaddr, "\x00\x00\x00\x00\x00\x00", + IEEE80211_ADDR_LEN)) { + keyUsage = GROUP_USAGE; + A_MEMCPY(&ar->user_saved_keys.bcast_ik, ik, + sizeof(struct ieee80211req_key)); + } else { + keyUsage = PAIRWISE_USAGE; + A_MEMCPY(&ar->user_saved_keys.ucast_ik, ik, + sizeof(struct ieee80211req_key)); + } + + switch (ik->ik_type) { + case IEEE80211_CIPHER_WEP: + keyType = WEP_CRYPT; + break; + case IEEE80211_CIPHER_TKIP: + keyType = TKIP_CRYPT; + break; + case IEEE80211_CIPHER_AES_CCM: + keyType = AES_CRYPT; + break; + default: + break; + } + ar->user_saved_keys.keyType = keyType; + + if (IEEE80211_CIPHER_CCKM_KRK != ik->ik_type) { + if (NONE_CRYPT == keyType) { + return -EIO; + } + + status = wmi_addKey_cmd(ar->arWmi, ik->ik_keyix, keyType, keyUsage, + ik->ik_keylen, (A_UINT8 *)&ik->ik_keyrsc, + ik->ik_keydata, KEY_OP_INIT_VAL, + SYNC_BEFORE_WMIFLAG); + + if (status != A_OK) { + return -EIO; + } + } else { + status = wmi_add_krk_cmd(ar->arWmi, ik->ik_keydata); + } + + ar->user_saved_keys.keyOk = TRUE; + + return 0; +} + + +/* + * SIOCGIWNAME + */ +int +ar6000_ioctl_giwname(struct net_device *dev, + struct iw_request_info *info, + char *name, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + switch (ar->arPhyCapability) { + case (WMI_11A_CAPABILITY): + strncpy(name, "AR6000 802.11a", IFNAMSIZ); + break; + case (WMI_11G_CAPABILITY): + strncpy(name, "AR6000 802.11g", IFNAMSIZ); + break; + case (WMI_11AG_CAPABILITY): + strncpy(name, "AR6000 802.11ag", IFNAMSIZ); + break; + default: + strncpy(name, "AR6000 802.11", IFNAMSIZ); + break; + } + + return 0; +} + +/* + * SIOCSIWFREQ + */ +int +ar6000_ioctl_siwfreq(struct net_device *dev, + struct iw_request_info *info, + struct iw_freq *freq, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + /* + * We support limiting the channels via wmiconfig. + * + * We use this command to configure the channel hint for the connect cmd + * so it is possible the target will end up connecting to a different + * channel. + */ + if (freq->e > 1) { + return -EINVAL; + } else if (freq->e == 1) { + ar->arChannelHint = freq->m / 100000; + } else { + ar->arChannelHint = wlan_ieee2freq(freq->m); + } + + A_PRINTF("channel hint set to %d\n", ar->arChannelHint); + return 0; +} + +/* + * SIOCGIWFREQ + */ +int +ar6000_ioctl_giwfreq(struct net_device *dev, + struct iw_request_info *info, + struct iw_freq *freq, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + if (ar->arConnected != TRUE) { + return -EINVAL; + } + + freq->m = ar->arBssChannel * 100000; + freq->e = 1; + + return 0; +} + +/* + * SIOCSIWMODE + */ +int +ar6000_ioctl_siwmode(struct net_device *dev, + struct iw_request_info *info, + __u32 *mode, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + switch (*mode) { + case IW_MODE_INFRA: + ar->arNetworkType = INFRA_NETWORK; + break; + case IW_MODE_ADHOC: + ar->arNetworkType = ADHOC_NETWORK; + break; + default: + return -EINVAL; + } + + return 0; +} + +/* + * SIOCGIWMODE + */ +int +ar6000_ioctl_giwmode(struct net_device *dev, + struct iw_request_info *info, + __u32 *mode, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + switch (ar->arNetworkType) { + case INFRA_NETWORK: + *mode = IW_MODE_INFRA; + break; + case ADHOC_NETWORK: + *mode = IW_MODE_ADHOC; + break; + default: + return -EIO; + } + return 0; +} + +/* + * SIOCSIWSENS + */ +int +ar6000_ioctl_siwsens(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *sens, char *extra) +{ + return 0; +} + +/* + * SIOCGIWSENS + */ +int +ar6000_ioctl_giwsens(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *sens, char *extra) +{ + sens->value = 0; + sens->fixed = 1; + + return 0; +} + +/* + * SIOCGIWRANGE + */ +int +ar6000_ioctl_giwrange(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + struct iw_range *range = (struct iw_range *) extra; + int i, ret = 0; + + if (ar->arWmiReady == FALSE) { + return -EIO; + } + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + if (down_interruptible(&ar->arSem)) { + return -ERESTARTSYS; + } + ar->arNumChannels = -1; + A_MEMZERO(ar->arChannelList, sizeof (ar->arChannelList)); + + if (wmi_get_channelList_cmd(ar->arWmi) != A_OK) { + up(&ar->arSem); + return -EIO; + } + + wait_event_interruptible_timeout(arEvent, ar->arNumChannels != -1, wmitimeout * HZ); + + if (signal_pending(current)) { + up(&ar->arSem); + return -EINTR; + } + + data->length = sizeof(struct iw_range); + A_MEMZERO(range, sizeof(struct iw_range)); + + range->txpower_capa = IW_TXPOW_DBM; + + range->min_pmp = 1 * 1024; + range->max_pmp = 65535 * 1024; + range->min_pmt = 1 * 1024; + range->max_pmt = 1000 * 1024; + range->pmp_flags = IW_POWER_PERIOD; + range->pmt_flags = IW_POWER_TIMEOUT; + range->pm_capa = 0; + + range->we_version_compiled = WIRELESS_EXT; + range->we_version_source = 13; + + range->retry_capa = IW_RETRY_LIMIT; + range->retry_flags = IW_RETRY_LIMIT; + range->min_retry = 0; + range->max_retry = 255; + + range->num_frequency = range->num_channels = ar->arNumChannels; + for (i = 0; i < ar->arNumChannels; i++) { + range->freq[i].i = wlan_freq2ieee(ar->arChannelList[i]); + range->freq[i].m = ar->arChannelList[i] * 100000; + range->freq[i].e = 1; + /* + * Linux supports max of 32 channels, bail out once you + * reach the max. + */ + if (i == IW_MAX_FREQUENCIES) { + break; + } + } + + /* Max quality is max field value minus noise floor */ + range->max_qual.qual = 0xff - 161; + + /* + * In order to use dBm measurements, 'level' must be lower + * than any possible measurement (see iw_print_stats() in + * wireless tools). It's unclear how this is meant to be + * done, but setting zero in these values forces dBm and + * the actual numbers are not used. + */ + range->max_qual.level = 0; + range->max_qual.noise = 0; + + range->sensitivity = 3; + + range->max_encoding_tokens = 4; + /* XXX query driver to find out supported key sizes */ + range->num_encoding_sizes = 3; + range->encoding_size[0] = 5; /* 40-bit */ + range->encoding_size[1] = 13; /* 104-bit */ + range->encoding_size[2] = 16; /* 128-bit */ + + range->num_bitrates = 0; + + /* estimated maximum TCP throughput values (bps) */ + range->throughput = 22000000; + + range->min_rts = 0; + range->max_rts = 2347; + range->min_frag = 256; + range->max_frag = 2346; + + up(&ar->arSem); + + return ret; +} + + +/* + * SIOCSIWAP + * This ioctl is used to set the desired bssid for the connect command. + */ +int +ar6000_ioctl_siwap(struct net_device *dev, + struct iw_request_info *info, + struct sockaddr *ap_addr, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + if (ap_addr->sa_family != ARPHRD_ETHER) { + return -EIO; + } + + if (A_MEMCMP(&ap_addr->sa_data, bcast_mac, AR6000_ETH_ADDR_LEN) == 0) { + A_MEMZERO(ar->arReqBssid, sizeof(ar->arReqBssid)); + } else { + A_MEMCPY(ar->arReqBssid, &ap_addr->sa_data, sizeof(ar->arReqBssid)); + } + + return 0; +} + +/* + * SIOCGIWAP + */ +int +ar6000_ioctl_giwap(struct net_device *dev, + struct iw_request_info *info, + struct sockaddr *ap_addr, char *extra) +{ + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + if (ar->arConnected != TRUE) { + return -EINVAL; + } + + A_MEMCPY(&ap_addr->sa_data, ar->arBssid, sizeof(ar->arBssid)); + ap_addr->sa_family = ARPHRD_ETHER; + + return 0; +} + +/* + * SIOCGIWAPLIST + */ +int +ar6000_ioctl_iwaplist(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + return -EIO; /* for now */ +} + +/* + * SIOCSIWSCAN + */ +int +ar6000_ioctl_siwscan(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ +#define ACT_DWELLTIME_DEFAULT 105 +#define HOME_TXDRAIN_TIME 100 +#define SCAN_INT HOME_TXDRAIN_TIME + ACT_DWELLTIME_DEFAULT + AR_SOFTC_T *ar = (AR_SOFTC_T *)netdev_priv(dev); + int ret = 0; + + if (ar->arWmiReady == FALSE) { + return -EIO; + } + + if (ar->arWlanState == WLAN_DISABLED) { + return -EIO; + } + + /* We ask for everything from the target */ + if (wmi_bssfilter_cmd(ar->arWmi, ALL_BSS_FILTER, 0) != A_OK) { + printk("Couldn't set filtering\n"); + ret = -EIO; + } + + if (wmi_startscan_cmd(ar->arWmi, WMI_LONG_SCAN, FALSE, FALSE, \ + HOME_TXDRAIN_TIME, SCAN_INT) != A_OK) { + ret = -EIO; + } + + ar->scan_complete = 0; + wait_event_interruptible_timeout(ar6000_scan_queue, ar->scan_complete, + 5 * HZ); + + if (wmi_bssfilter_cmd(ar->arWmi, NONE_BSS_FILTER, 0) != A_OK) { + printk("Couldn't set filtering\n"); + ret = -EIO; + } + + return ret; +#undef ACT_DWELLTIME_DEFAULT +#undef HOME_TXDRAIN_TIME +#undef SCAN_INT +} + + +/* + * Units are in db above the noise floor. That means the + * rssi values reported in the tx/rx descriptors in the + * driver are the SNR expressed in db. + * + * If you assume that the noise floor is -95, which is an + * excellent assumption 99.5 % of the time, then you can + * derive the absolute signal level (i.e. -95 + rssi). + * There are some other slight factors to take into account + * depending on whether the rssi measurement is from 11b, + * 11g, or 11a. These differences are at most 2db and + * can be documented. + * + * NB: various calculations are based on the orinoco/wavelan + * drivers for compatibility + */ +static void +ar6000_set_quality(struct iw_quality *iq, A_INT8 rssi) +{ + if (rssi < 0) { + iq->qual = 0; + } else { + iq->qual = rssi; + } + + /* NB: max is 94 because noise is hardcoded to 161 */ + if (iq->qual > 94) + iq->qual = 94; + + iq->noise = 161; /* -95dBm */ + iq->level = iq->noise + iq->qual; + iq->updated = 7; +} + + +/* Structures to export the Wireless Handlers */ +static const iw_handler ath_handlers[] = { + (iw_handler) NULL, /* SIOCSIWCOMMIT */ + (iw_handler) ar6000_ioctl_giwname, /* SIOCGIWNAME */ + (iw_handler) NULL, /* SIOCSIWNWID */ + (iw_handler) NULL, /* SIOCGIWNWID */ + (iw_handler) ar6000_ioctl_siwfreq, /* SIOCSIWFREQ */ + (iw_handler) ar6000_ioctl_giwfreq, /* SIOCGIWFREQ */ + (iw_handler) ar6000_ioctl_siwmode, /* SIOCSIWMODE */ + (iw_handler) ar6000_ioctl_giwmode, /* SIOCGIWMODE */ + (iw_handler) ar6000_ioctl_siwsens, /* SIOCSIWSENS */ + (iw_handler) ar6000_ioctl_giwsens, /* SIOCGIWSENS */ + (iw_handler) NULL /* not _used */, /* SIOCSIWRANGE */ + (iw_handler) ar6000_ioctl_giwrange, /* SIOCGIWRANGE */ + (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */ + (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */ + (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */ + (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */ + (iw_handler) NULL, /* SIOCSIWSPY */ + (iw_handler) NULL, /* SIOCGIWSPY */ + (iw_handler) NULL, /* SIOCSIWTHRSPY */ + (iw_handler) NULL, /* SIOCGIWTHRSPY */ + (iw_handler) ar6000_ioctl_siwap, /* SIOCSIWAP */ + (iw_handler) ar6000_ioctl_giwap, /* SIOCGIWAP */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) ar6000_ioctl_iwaplist, /* SIOCGIWAPLIST */ + (iw_handler) ar6000_ioctl_siwscan, /* SIOCSIWSCAN */ + (iw_handler) ar6000_ioctl_giwscan, /* SIOCGIWSCAN */ + (iw_handler) ar6000_ioctl_siwessid, /* SIOCSIWESSID */ + (iw_handler) ar6000_ioctl_giwessid, /* SIOCGIWESSID */ + (iw_handler) NULL, /* SIOCSIWNICKN */ + (iw_handler) NULL, /* SIOCGIWNICKN */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) ar6000_ioctl_siwrate, /* SIOCSIWRATE */ + (iw_handler) ar6000_ioctl_giwrate, /* SIOCGIWRATE */ + (iw_handler) NULL, /* SIOCSIWRTS */ + (iw_handler) NULL, /* SIOCGIWRTS */ + (iw_handler) NULL, /* SIOCSIWFRAG */ + (iw_handler) NULL, /* SIOCGIWFRAG */ + (iw_handler) ar6000_ioctl_siwtxpow, /* SIOCSIWTXPOW */ + (iw_handler) ar6000_ioctl_giwtxpow, /* SIOCGIWTXPOW */ + (iw_handler) ar6000_ioctl_siwretry, /* SIOCSIWRETRY */ + (iw_handler) ar6000_ioctl_giwretry, /* SIOCGIWRETRY */ + (iw_handler) ar6000_ioctl_siwencode, /* SIOCSIWENCODE */ + (iw_handler) ar6000_ioctl_giwencode, /* SIOCGIWENCODE */ + (iw_handler) ar6000_ioctl_siwpower, /* SIOCSIWPOWER */ + (iw_handler) ar6000_ioctl_giwpower, /* SIOCGIWPOWER */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) ar6000_ioctl_siwgenie, /* SIOCSIWGENIE */ + (iw_handler) ar6000_ioctl_giwgenie, /* SIOCGIWGENIE */ + (iw_handler) ar6000_ioctl_siwauth, /* SIOCSIWAUTH */ + (iw_handler) ar6000_ioctl_giwauth, /* SIOCGIWAUTH */ + (iw_handler) ar6000_ioctl_siwencodeext,/* SIOCSIWENCODEEXT */ + (iw_handler) ar6000_ioctl_giwencodeext,/* SIOCGIWENCODEEXT */ + (iw_handler) NULL, /* SIOCSIWPMKSA */ +}; + +static const iw_handler ath_priv_handlers[] = { + (iw_handler) ar6000_ioctl_setparam, /* SIOCWFIRSTPRIV+0 */ + (iw_handler) ar6000_ioctl_getparam, /* SIOCWFIRSTPRIV+1 */ + (iw_handler) ar6000_ioctl_setkey, /* SIOCWFIRSTPRIV+2 */ + (iw_handler) ar6000_ioctl_setwmmparams, /* SIOCWFIRSTPRIV+3 */ + (iw_handler) ar6000_ioctl_delkey, /* SIOCWFIRSTPRIV+4 */ + (iw_handler) ar6000_ioctl_getwmmparams, /* SIOCWFIRSTPRIV+5 */ + (iw_handler) ar6000_ioctl_setoptie, /* SIOCWFIRSTPRIV+6 */ + (iw_handler) ar6000_ioctl_setmlme, /* SIOCWFIRSTPRIV+7 */ + (iw_handler) ar6000_ioctl_addpmkid, /* SIOCWFIRSTPRIV+8 */ +}; + +#define IW_PRIV_TYPE_KEY \ + (IW_PRIV_TYPE_BYTE | sizeof(struct ieee80211req_key)) +#define IW_PRIV_TYPE_DELKEY \ + (IW_PRIV_TYPE_BYTE | sizeof(struct ieee80211req_del_key)) +#define IW_PRIV_TYPE_MLME \ + (IW_PRIV_TYPE_BYTE | sizeof(struct ieee80211req_mlme)) +#define IW_PRIV_TYPE_ADDPMKID \ + (IW_PRIV_TYPE_BYTE | sizeof(struct ieee80211req_addpmkid)) + +static const struct iw_priv_args ar6000_priv_args[] = { + { IEEE80211_IOCTL_SETKEY, + IW_PRIV_TYPE_KEY | IW_PRIV_SIZE_FIXED, 0, "setkey"}, + { IEEE80211_IOCTL_DELKEY, + IW_PRIV_TYPE_DELKEY | IW_PRIV_SIZE_FIXED, 0, "delkey"}, + { IEEE80211_IOCTL_SETPARAM, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "setparam"}, + { IEEE80211_IOCTL_GETPARAM, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getparam"}, + { IEEE80211_IOCTL_SETWMMPARAMS, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 4, 0, "setwmmparams"}, + { IEEE80211_IOCTL_GETWMMPARAMS, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 3, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwmmparams"}, + { IEEE80211_IOCTL_SETOPTIE, + IW_PRIV_TYPE_BYTE, 0, "setie"}, + { IEEE80211_IOCTL_SETMLME, + IW_PRIV_TYPE_MLME, 0, "setmlme"}, + { IEEE80211_IOCTL_ADDPMKID, + IW_PRIV_TYPE_ADDPMKID | IW_PRIV_SIZE_FIXED, 0, "addpmkid"}, +}; + +void ar6000_ioctl_iwsetup(struct iw_handler_def *def) +{ + def->private_args = (struct iw_priv_args *)ar6000_priv_args; + def->num_private_args = ARRAY_SIZE(ar6000_priv_args); +} + +struct iw_handler_def ath_iw_handler_def = { + .standard = (iw_handler *)ath_handlers, + .num_standard = ARRAY_SIZE(ath_handlers), + .private = (iw_handler *)ath_priv_handlers, + .num_private = ARRAY_SIZE(ath_priv_handlers), +}; + + |